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* dwarf2out.c (AT_linkage_name): Define.
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2010-04-20  Jakub Jelinek  <jakub@redhat.com>
2
3         * dwarf2out.c (AT_linkage_name): Define.
4         (clone_as_declaration): Handle DW_AT_linkage_name.
5         (add_name_and_src_coords_attributes): Use AT_linkage_name instead
6         of DW_AT_MIPS_linkage_name.
7         (move_linkage_attr): Likewise.
8         (dwarf2out_finish): Likewise.
9
10 2010-04-20  Xinliang David Li  <davidxl@gcc.gnu.org>
11
12         PR middle-end/41952
13         * fold-const.c (fold_comparison): New folding rule. 
14
15 2010-04-20  Anatoly Sokolov  <aesok@post.ru>
16
17         * double-int.h (double_int_setbit): Declare.
18         * double-int.c (double_int_setbit): New function.
19         * rtl.h (immed_double_int_const): Declare.
20         * emit-rtl.c (immed_double_int_const): New function.
21         * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
22         and immed_double_int_const functions.
23         * optabs.c (expand_absneg_bit, expand_copysign_absneg,
24         expand_copysign_bit):  (Ditto.).
25         * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
26         * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
27         * dojump.c (prefer_and_bit_test): (Ditto.).
28         * expr.c (convert_modes, reduce_to_bit_field_precision,
29         const_vector_from_tree): (Ditto.).
30         * expmed.c (mask_rtx, lshift_value): (Ditto.).
31
32 2010-04-20  Jan Hubicka  <jh@suse.cz>
33
34         * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
35         (dump_cgraph_node): Dump new flags.
36         * cgraph.h (struct cgraph_node): Add flags reachable_from_other_partition
37         and in_other_partition.
38         (cgraph_can_remove_if_no_direct_calls_p): Functions used by other partition
39         can not be removed.
40         * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by the other
41         partition must be output; silence sanity checking on leaking functions
42         bodies from other paritition.
43         * lto-cgraph.c (reachable_from_other_partition_p): New function.
44         (lto_output_node): Output new flags; do not sanity check that inline
45         clones are output; drop lto_forced_extern_inline_p code; do not mock
46         visibility flags at partition boundaries.
47         (add_node_to): New function.
48         (output_cgraph): Use it to sort functions so masters appear before
49         clones.
50         (input_overwrite_node): Input new flags.
51         * passes.c (ipa_write_summaries): Do not call
52         lto_new_extern_inline_states.
53         * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
54         lto_delete_extern_inline_states, lto_force_functions_extern_inline,
55         lto_forced_extern_inline_p): Kill.
56         * lto-streamer.h (lto_new_extern_inline_states,
57         * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
58         lto_forced_extern_inline_p): Kill.
59
60 2010-04-20  Richard Guenther  <rguenther@suse.de>
61
62         * tree-ssa-structalias.c (do_sd_constraint): Add edges only
63         from vars that can have pointers.
64         (process_constraint): Dump useless constraints.
65
66 2010-04-20  Richard Guenther  <rguenther@suse.de>
67
68         * tree-ssa-structalias.c (do_structure_copy): Properly handle
69         DEREF.
70         (dump_sa_points_to_info): Remove asserts.
71         (init_base_vars): nothing_id isn't an escape point nor does it
72         have pointers.
73
74 2010-04-20  Jakub Jelinek  <jakub@redhat.com>
75
76         * tree.h (TYPE_REF_IS_RVALUE): Define.
77         * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
78         should_move_die_to_comdat, prune_unused_types_walk): Handle
79         DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
80         (modified_type_die, gen_reference_type_die): Emit
81         DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
82         if TYPE_REF_IS_RVALUE and -gdwarf-4.
83
84 2010-04-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
85
86         PR target/43635
87         * config/s390/s390.c (s390_emit_call): Turn direct into indirect
88         calls for -fpic -m31 if they have been sibcall optimized.
89
90 2010-04-19  James E. Wilson  <wilson@codesourcery.com>
91
92         PR rtl-optimization/43520
93         * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
94         ar.lc fixed and call-used.
95
96         * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
97
98 2010-04-19  Jan Hubicka  <jh@suse.cz>
99
100         * opts.c (decode_options): Disable whpr incompatible passes.
101         * lto/lto.c (lto_1_to_1_map): Skip clones.
102         (read_cgraph_and_symbols): Do not mark everything as needed.
103         (do_whole_program_analysis): Do map only after optimizing;
104         set proper cgraph_state; use passmanager.
105
106 2010-04-19  DJ Delorie  <dj@redhat.com>
107
108         * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
109         POINTER_PLUS_EXPR and fix them.
110
111 2010-04-19  Eric B. Weddington  <eric.weddington@atmel.com>
112
113         * config/avr/avr-devices.c (avr_mcu_types): Add support for new
114         devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
115         attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
116         atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
117         atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
118         atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
119         atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
120         atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
121         m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
122         atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
123         * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
124
125 2010-04-19  Eric Botcazou  <ebotcazou@adacore.com>
126
127         * ifcvt.c (noce_try_cmove_arith): Fix long lines.
128         (check_cond_move_block): Likewise.
129         (cond_move_process_if_block): Likewise.
130         (noce_find_if_block): Improve formatting.
131         (find_if_header): Pass 0 to memset and tweak conditions.
132         (cond_exec_find_if_block): Fix long lines and tweak conditions.
133
134 2010-04-19  Jakub Jelinek  <jakub@redhat.com>
135
136         * dwarf2out.c (lower_bound_default): For DW_LANG_Python return
137         0 for -gdwarf-4.
138
139         PR middle-end/43337
140         * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
141         with non-local decl doesn't need chain.
142
143 2010-04-19  Vladimir Makarov  <vmakarov@redhat.com>
144
145         * ira-color.c (allocno_reload_assign): Avoid accumulating
146         reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
147
148 2010-04-19  Martin Jambor  <mjambor@suse.cz>
149
150         * gimple.h (create_tmp_reg): Declare.
151         * gimplify.c (create_tmp_reg): New function.
152         (gimplify_return_expr): Use create_tmp_reg.
153         (gimplify_omp_atomic): Likewise.
154         (gimple_regimplify_operands): Likewise.
155         * tree-dfa.c (make_rename_temp): Likewise.
156         * tree-predcom.c (predcom_tmp_var): Likewise.
157         (reassociate_to_the_same_stmt): Likewise.
158         * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
159         (get_replaced_param_substitute): Likewise.
160         * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
161         * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
162         * tree-ssa-pre.c (get_representative_for): Likewise.
163         (create_expression_by_pieces): Likewise.
164         * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
165         (create_tailcall_accumulator): Likewise.
166
167 2010-04-19  Martin Jambor  <mjambor@suse.cz>
168
169         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
170         new_stmt.
171         (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
172
173 2010-04-19  Richard Guenther  <rguenther@suse.de>
174
175         PR tree-optimization/43796
176         * tree-vrp.c (adjust_range_with_scev): Lookup init and step
177         from SCEV in the lattice.
178         (vrp_visit_phi_node): Dump change.
179
180 2010-04-19  Richard Guenther  <rguenther@suse.de>
181
182         * configure.ac: Fix quoting around elf_getshstrndx ABI check.
183         * configure: Re-generated.
184
185 2010-04-19  Richard Guenther  <rguenther@suse.de>
186
187         PR tree-optimization/43783
188         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
189         constant ARRAY_REF operands two and three if possible.
190
191 2010-04-19  Uros Bizjak  <ubizjak@gmail.com>
192
193         PR target/43766
194         * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
195
196 2010-04-19  Jie Zhang  <jie@codesourcery.com>
197
198         PR target/43662
199         * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
200
201 2010-04-19 Ira Rosen <irar@il.ibm.com>
202
203         PR tree-optimization/37027
204         * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions 
205         and macro to access it.
206         (vectorizable_reduction): Add argument.
207         (vect_get_slp_defs): Likewise.
208         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
209         statements for possible use in SLP.
210         (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
211         (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
212         (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
213         add new argument.
214         (vectorizable_reduction): Likewise.
215         * tree-vect-stmts.c (vect_get_vec_defs): Update call to 
216         vect_get_slp_defs.
217         (vectorizable_type_demotion, vectorizable_type_promotion,
218         vectorizable_store): Likewise.
219         (vect_analyze_stmt): Update call to vectorizable_reduction.
220         (vect_transform_stmt): Likewise.
221         * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
222         (vect_build_slp_tree): Fix indentation. Check that there are no loads
223         from different interleaving chains in same node.
224         (vect_slp_rearrange_stmts): New function.
225         (vect_supported_load_permutation_p): Allow load permutations for 
226         reductions. Call vect_slp_rearrange_stmts() to rearrange statements
227         inside SLP nodes if necessary.
228         (vect_analyze_slp_instance): Handle reductions.
229         (vect_analyze_slp): Try to build SLP instances originating from groups
230         of reductions.
231         (vect_detect_hybrid_slp_stmts): Skip reduction statements.
232         (vect_get_constant_vectors): Create initial vectors for reductions
233         according to reduction code. Add new argument.
234         (vect_get_slp_defs): Add new argument, pass it to 
235         vect_get_constant_vectors.
236         (vect_schedule_slp_instance): Remove SLP tree root statements.
237
238 2010-04-19  Jakub Jelinek  <jakub@redhat.com>
239
240         * tree.h (ENUM_IS_SCOPED): Define.
241         * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
242         for ENUM_IS_SCOPED enums.
243
244 2010-04-18  Eric Botcazou  <ebotcazou@adacore.com>
245
246         * fold-const.c (fold_comparison): Use ssizetype.
247         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
248         * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
249         * tree-loop-distribution.c (build_size_arg_loc): Likewise.
250         * tree-object-size.c (compute_object_sizes): Use size_type_node.
251
252         * tree.h (initialize_sizetypes): Remove parameter.
253         (build_common_tree_nodes): Remove second parameter.
254         * stor-layout.c (initialize_sizetypes): Remove parameter.
255         Always create an unsigned type.
256         (set_sizetype): Assert that the passed type is unsigned and simplify.
257         * tree.c (build_common_tree_nodes): Remove second parameter.
258         Adjust call to initialize_sizetypes.
259         * c-decl.c (c_init_decl_processing): Remove second argument in call to
260         build_common_tree_nodes.
261
262 2010-04-18  Matthias Klose  <doko@ubuntu.com>
263
264         * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
265
266 2010-04-18 Ira Rosen <irar@il.ibm.com> 
267
268         PR tree-optimization/43771
269         * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
270         load permutation doesn't have gaps.
271
272 2010-04-18  Jan Hubicka  <jh@suse.cz>
273
274         * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
275         (sse_prologue_save_insn expander): Use new pattern.
276         (sse_prologue_save_insn1): New pattern and splitter.
277         (sse_prologue_save_insn): Update to deal also with 64bit aligned
278         blocks.
279         * i386.c (setup_incoming_varargs_64): Do not compute jump
280         destination here.
281         (ix86_gimplify_va_arg): Update alignment needed.
282         (ix86_local_alignment): Do not align all local arrays to 128bit.
283
284 2010-04-17  Jan Hubicka  <jh@suse.cz>
285
286         * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
287
288 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
289
290         * arm.md (negdi2): Remove redundant code to force values into a
291         register.
292
293 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
294
295         * arm/bpabi.S: Add EABI alignment attributes to objects.
296         * arm/bpabi-v6m.S: Likewise.
297         * arm/crti.asm: Likewise.
298         * arm/crtn.asm: Likewise.
299         * arm/lib1funcs.asm: Likewise.
300         * arm/libunwind.S: Likewise.
301
302 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
303
304         * arm-protos.h (tune_params): New structure.
305         * arm.c (current_tune): New variable.
306         (arm_constant_limit): Delete.
307         (struct processors): Add pointer to the tune parameters.
308         (arm_slowmul_tune): New tuning option.
309         (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
310         (all_cores): Adjust to pick up the tuning model.
311         (arm_constant_limit): New function.
312         (arm_override_options): Select the appropriate tuning model.  Delete
313         initialization of arm_const_limit.
314         (arm_split_constant): Use the new constant-limit model.
315         (arm_rtx_costs): Pick up the current tuning model.
316         * arm.md (is_strongarm, is_xscale): Delete.
317         * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
318         for Xscale variant architectures.
319         (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
320
321 2010-04-17  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
322
323         * config/arm/arm.c (arm_gen_constant): Remove unused variable
324         can_shift.
325         (arm_rtx_costs_1): Remove unused variable extra_cost.
326         (arm_unwind_emit_set): Use variable offset.
327         (thumb1_output_casesi): Remove unused variable flags.
328
329 2010-04-16  Jeff Law  <law@redhat.com>
330
331         * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
332         needing assignment rather than doing a two-phase assignment.  Remove
333         unused variable 'm'.
334
335 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
336
337         PR bootstrap/43767
338         * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
339
340 2010-04-16  Doug Kwan  <dougkwan@google.com>
341
342         * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
343         (next_operand_entry_id): New static variable.
344         (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
345         (add_to_ops_vec): Assigned unique ID to operand entry.
346         (struct oecount_s): New field ID.
347         (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
348         (undistribute_ops_list): Assign unique IDs to oecounts.
349         (init_reassoc): reset next_operand_entry_id.
350
351 2010-04-16  Doug Kwan  <dougkwan@google.com>
352
353         * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
354         missing left parenthesis.
355         
356 2010-04-16  Uros Bizjak  <ubizjak@gmail.com>
357
358         * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
359         *btdi_rex64 using SWI48 mode iterator.
360         (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
361         (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
362         *jcc_btdi_mask_rex64.
363
364 2010-04-16  Anatoly Sokolov  <aesok@post.ru>
365
366         * double-int.h (tree_to_double_int): Convert to macro.
367         * double-int.c (tree_to_double_int): Remove.
368
369 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
370
371         PR debug/43762
372         * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
373         with want_address 2 and in case a single element list might be
374         possible, call it again with want_address 0.
375
376 2010-04-12  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
377
378         * config/h8300/h8300.c (print_operand) : Modify case 'V' and
379         case 'W' print operands for HI mode.
380         * config/h8300/h8300.h (Y0, Y2) : New constraints.
381         * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
382         (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
383         * config/h8300/predicate.md (bit_register_indirect_operand): New.
384
385         * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
386
387         * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx, 
388         cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
389         #xx:3 and #xx:4 mode.
390
391         * config/h8300/h8300.md (inverted load with HImode dest): Add
392         support for H8300SX.
393
394         * config/h8300/predicate.md (bit_operand): Allow immediate values that
395         satisfy 'U' constraint.
396
397 2010-04-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
398
399         * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
400         flavor.
401         * configure: Regenerate.
402         * config.in: Regenerate.
403         * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
404         works.
405
406 2010-04-16  Richard Guenther  <rguenther@suse.de>
407
408         * tree.h (struct tree_decl_minimal): Move pt_uid ...
409         (struct tree_decl_common): ... here.
410         (DECL_PT_UID): Adjust.
411         (SET_DECL_PT_UID): Likewise.
412         (DECL_PT_UID_SET_P): Likewise.
413
414 2010-04-16  Richard Guenther  <rguenther@suse.de>
415
416         PR tree-optimization/43572
417         * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
418         * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
419         * tree-flow.h (is_call_clobbered): Remove.
420         * tree-flow-inline.h (is_call_clobbered): Likewise.
421         * tree-dfa.c (dump_variable): Do not dump call clobber state.
422         * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
423         (execute_return_slot_opt): Adjust.
424         * tree-tailcall.c (suitable_for_tail_opt_p): Remove
425         check for call clobbered vars here.
426         (find_tail_calls): Move tailcall verification to the
427         proper place.
428
429 2010-04-16  Diego Novillo  <dnovillo@google.com>
430
431         * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
432         handled.
433
434 2010-04-16  Bernd Schmidt  <bernds@codesourcery.com>
435
436         PR target/40603
437         * config/arm/arm.md (cbranchqi4): New pattern.
438         * config/arm/predicates.md (const0_operand,
439         cbranchqi4_comparison_operator): New predicates.
440
441 2010-04-16  Richard Guenther  <rguenther@suse.de>
442
443         * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
444         (dump_gimple_stmt): Likewise.
445
446 2010-04-16  Bernd Schmidt  <bernds@codesourcery.com>
447
448         * recog.h (struct recog_data): New field is_operator.
449         (struct insn_operand_data): New field is_operator.
450         * recog.c (extract_insn): Set recog_data.is_operator.
451         * genoutput.c (output_operand_data): Emit code to set the
452         is_operator field.
453         * reload.c (find_reloads): Use it rather than testing for an
454         empty constraint string.
455
456         PR target/41514
457         * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
458         If the previous insn is a cbranchsi4_insn with the same arguments,
459         omit the compare instruction.
460
461         * config/arm/arm.md (addsi3_cbranch): If destination is a high
462         register, inputs must be low registers and we need a low register
463         scratch.  Handle alternative 2 like alternative 3.
464
465 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
466
467         * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
468         don't call get_addr on both.  If one expression is a VALUE and
469         the other a REG, check VALUE's locs if the REG isn't among them.
470
471 2010-04-16  Christian Bruel  <christian.bruel@st.com>
472
473         * config/sh/sh.h (sh_frame_pointer_required): New function.
474         * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
475         (flag_omit_frame_pointer) Set.
476         (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
477         (rounded_frame_size): Adjust size with outgoing_args_size.
478         (sh_set_return_address): Must return from stack pointer.
479         * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
480         (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
481         (ACCUMULATE_OUTGOING_ARGS): Define.
482         * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
483         * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
484
485 2010-04-15  Kaz Kojima  <kkojima@gcc.gnu.org>
486
487         PR target/43471
488         * config/sh/sh.c (sh_legitimize_reload_address): Use
489         MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
490         Remove a unneeded check for offset_base.
491
492 2010-04-15  H.J. Lu  <hongjiu.lu@intel.com>
493
494         * configure: Regenerated.
495
496 2010-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
497
498         * config/s390/s390.c (s390_call_save_register_used): Switch back
499         to HARD_REGNO_NREGS.
500
501 2010-04-15  Richard Guenther  <rguenther@suse.de>
502
503         * alias.c (alias_set_subset_of): Handle alias-set zero
504         child properly.
505
506 2010-04-15  Mark Shinwell  <shinwell@codesourcery.com>
507             Julian Brown  <julian@codesourcery.com>
508
509         * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
510         alternatives according to use of high and low regs.
511         * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
512         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
513         optimizing for size on Thumb-2.
514
515 2010-04-15  Thomas Schwinge  <tschwinge@gnu.org>
516
517         * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
518
519 2010-04-15  Richard Guenther  <rguenther@suse.de>
520
521         * tree-ssa-structalias.c (struct variable_info): Add
522         is_fn_info flag.
523         (new_var_info): Initialize it.
524         (dump_constraints): Support printing last added constraints.
525         (debug_constraints): Adjust.
526         (dump_constraint_graph): Likewise.
527         (make_heapvar_for): Check for NULL cfun.
528         (get_function_part_constraint): New function.
529         (get_fi_for_callee): Likewise.
530         (find_func_aliases): Properly implement IPA PTA constraints.
531         (process_ipa_clobber): New function.
532         (find_func_clobbers): Likewise.
533         (insert_into_field_list_sorted): Remove.
534         (create_function_info_for): Properly allocate vars for IPA mode.
535         Do not use insert_into_field_list_sorted.
536         (create_variable_info_for): Properly generate constraints for
537         global vars in IPA mode.
538         (dump_solution_for_var): Always dump the solution.
539         (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
540         (find_what_var_points_to): Adjust.
541         (pt_solution_set): Change.
542         (pt_solution_ior_into): New function.
543         (pt_solution_empty_p): Export.
544         (pt_solution_includes_global): Adjust.
545         (pt_solution_includes_1): Likewise.
546         (pt_solutions_intersect_1): Likewise.
547         (dump_sa_points_to_info): Check some invariants.
548         (solve_constraints): Move constraint dumping ...
549         (compute_points_to_sets): ... here.
550         (ipa_pta_execute): ... and here.
551         (compute_may_aliases): Do not re-compute points-to info
552         locally if IPA info is available.
553         (ipa_escaped_pt): New global var.
554         (ipa_pta_execute): Properly implement IPA PTA.
555         * tree-into-ssa.c (dump_decl_set): Support dumping
556         decls not in referenced-vars.
557         * tree-flow.h (struct gimple_df): Add ipa_pta flag.
558         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
559         (dump_points_to_solution): Likewise.
560         * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
561         * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
562         (remap_gimple_stmt): Reset call clobber/use information if
563         necessary.
564         (copy_decl_to_var): Copy DECL_PT_UID.
565         (copy_result_decl_to_var): Likewise.
566         * tree.c (make_node_stat): Initialize DECL_PT_UID.
567         (copy_node_stat): Copy it.
568         * tree.h (DECL_PT_UID): New macro.
569         (SET_DECL_PT_UID): Likewise.
570         (DECL_PT_UID_SET_P): Likewise.
571         (struct tree_decl_minimal): Add pt_uid member.
572         * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
573         (pt_solution_empty_p): Declare.
574         (pt_solution_set): Adjust.
575         (ipa_escaped_pt): Declare.
576         * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
577         * gimple-pretty-print.c (pp_points_to_solution): New function.
578         (dump_gimple_call): Dump call clobber/use information.
579         * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
580         * tree-pass.h (TDF_ALIAS): New dump option.
581         * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
582         * doc/invoke.texi (-fipa-pta): Update documentation.
583
584 2010-04-15  Richard Guenther  <rguenther@suse.de>
585
586         * Makefile.in (OBJS-common): Add gimple-fold.o.
587         (gimple-fold.o): New rule.
588         * tree.h (maybe_fold_offset_to_reference,
589         maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
590         prototypes ...
591         * gimple.h: ... here.
592         * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
593         may_propagate_address_into_dereference): Move prototypes ...
594         * gimple.h: ... here.
595         * tree-ssa-ccp.c (get_symbol_constant_value,
596         may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
597         maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
598         maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
599         maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
600         ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
601         fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
602         gimplify_and_update_call_from_tree): Move ...
603         * gimple-fold.c: ... here.  New file.
604         (ccp_fold_builtin): Rename to ...
605         (gimple_fold_builtin): ... this.
606         * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
607
608 2010-04-15  Richard Guenther  <rguenther@suse.de>
609
610         * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
611         fit_double_type, force_fit_type_double, add_double_with_sign,
612         neg_double, mul_double_with_sign, lshift_double, rshift_double,
613         lrotate_double, rrotate_double, div_and_round_double): Move ...
614         * double-int.c: ... here.
615         * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
616         add_double, neg_double, mul_double_with_sign, mul_double,
617         lshift_double, rshift_double, lrotate_double, rrotate_double,
618         div_and_round_double): Move prototypes ...
619         * double-int.h: ... here.
620
621 2010-04-15  Bernd Schmidt  <bernds@codesourcery.com>
622
623         PR target/43742
624         * config/sh/sh.md (doloop_end_split, dect): Undo previous patch.  Use
625         matching constraints to ensure inputs match the output.
626
627 2010-04-15  Kaz Kojima  <kkojima@gcc.gnu.org>
628
629         PR target/43742
630         * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
631         in an input-only operand.       
632
633 2010-04-15  Anatoly Sokolov  <aesok@post.ru>
634
635         * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
636         (double_int_not, double_int_lshift, double_int_rshift): Declare.
637         (double_int_negative_p): Convert to static inline function.
638         * double-int.c (double_int_lshift, double_int_lshift): Add new function.
639         (double_int_negative_p): Remove.
640         * tree.h (lshift_double, rshift_double): 
641         * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
642         * fold-const.c (fold_convert_const_int_from_real,
643         fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
644         (lshift_double): Change type of arith argument to bool.
645         (rshift_double): Change type of arith argument to bool. Correct
646         comment.
647         * expmed.c (mask_rtx, lshift_value): (Ditto.).
648
649 2010-04-14  Bernd Schmidt  <bernds@codesourcery.com>
650         
651         PR target/21803
652         * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
653         at the start and end of the then/else blocks, and omit them from the
654         conversion.
655         * cfgcleanup.c (flow_find_cross_jump): No longer static.  Remove MODE
656         argument; all callers changed.  Pass zero to old_insns_match_p instead.
657         (flow_find_head_matching_sequence): New function.
658         (old_insns_match_p): Check REG_EH_REGION notes for calls.
659         * basic-block.h (flow_find_cross_jump,
660         flow_find_head_matching_sequence): Declare functions.
661
662 2010-04-14  Jason Merrill  <jason@redhat.com>
663
664         PR c++/36625
665         * c-common.c (attribute_takes_identifier_p): New fn.
666         * c-common.h: Declare it.
667
668 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
669
670         * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
671         splitter condition.
672         (*udivmod<mode>4): Ditto.
673
674 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
675
676         * config/i386/i386.md (maxmin_int): Rename code attribute from
677         maxminiprefix and update all users.
678         (maxmin_float): Ditto from maxminfprefix.
679         (logic): Ditto from logicprefix.
680         (absneg_mnemonic): Ditto from absnegprefix.
681         * config/i386/mmx.md: Update all users of maxminiprefix,
682         maxminfprefix and logicprefix for rename.
683         * config/i386/sse.md: Ditto.
684         * config/i386/sync.md (sync_<code><mode>): Update for
685         logicprefix rename.
686
687 2010-04-14  Manuel López-Ibáñez  <manu@gcc.gnu.org>
688
689         PR 42966
690         * diagnostics.c (diagnostic_report_diagnostic): Mark specially
691         warnings converted to errors.
692
693 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
694
695         * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
696         used insn_type variable.
697         (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
698         to avoid set-but-not-used warning.
699
700 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
701
702         * df-core.c (df_ref_debug): Change format string placeholder
703         from 0x%x to %#x.
704         * dwarf2asm.c (dw2_asm_output_data_raw,
705         dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
706         dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
707         * dwarf2out.c (output_cfi, output_cfi_directive,
708         dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
709         output_cfa_loc_raw, output_die, output_ranges, output_file_names):
710         Ditto.
711         * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
712         * print-rtl.c (print_rtx): Ditto.
713
714 2010-04-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
715
716         PR middle-end/42694
717         * builtins.c (expand_builtin_pow_root): New function to expand pow
718         calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
719         series of sqrt and cbrt calls under -ffast-math.
720         (expand_builtin_pow): Call it.
721
722 2010-04-14  Michael Matz  <matz@suse.de>
723
724         PR tree-optimization/42963
725         * tree-cfg.c (touched_switch_bbs): New static variable.
726         (group_case_labels_stmt): New function broken out from ...
727         (group_case_labels): ... here, use the above.
728         (start_recording_case_labels): Allocate touched_switch_bbs.
729         (end_recording_case_labels): Deallocate it, call
730         group_case_labels_stmt.
731         (gimple_redirect_edge_and_branch): Remember index of affected BB.
732
733 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
734
735         * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
736         from insn template.
737
738 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
739
740         * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
741
742 2010-04-13  Jan Hubicka  <jh@suse.cz>
743
744         * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
745         of optimized out static functions.
746         (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
747         cost computation.  Also sanity check for overflows.
748         (update_caller_keys): Update cgraph_edge_badness call; properly
749         update fibheap and sanity check that it is up to date.
750         (add_new_edges_to_heap): Update cgraph_edge_badness.
751         (cgraph_decide_inlining_of_small_function): Likewise;
752         add sanity checking that badness in heap is up to date;
753         improve dumping of reason; Update badness of calls to the
754         offline copy of function currently inlined; dump badness
755         of functions not inlined because of unit growth limits.
756
757 2010-04-13  Eric Botcazou  <ebotcazou@adacore.com>
758
759         PR middle-end/32628
760         * c-common.c (pointer_int_sum): Disregard overflow that occured only
761         because of sign-extension change when converting to sizetype here...
762         * fold-const.c (fold_convert_const_int_from_int): ...and not here.
763
764         * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
765         the folding to constants.  Remove redundant final conversion.
766         (fold_binary) <associate>: Do not associate if the re-association of
767         constants alone overflows.
768         (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
769         to the end of the list.
770         (multiple_of_p) <COND_EXPR>: New case.
771
772 2010-04-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>
773
774         * opt-functions.awk (opt_sanitized_name): New.
775         (opt_enum): New.
776         * optc-gen.awk: Use it
777         * opth-gen.awk: Use it.
778
779 2010-04-13  Martin Jambor  <mjambor@suse.cz>
780
781         * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
782         (sra_modify_assign): Delete stmts loading dead data even if racc has no
783         children.  Call replace_uses_with_default_def_ssa_name to handle
784         SSA_NAES on lhs.
785
786 2010-04-13  Michael Matz  <matz@suse.de>
787
788         PR middle-end/43730
789         * builtins.c (expand_builtin_interclass_mathfn): Also create
790         a register if the predicate doesn't match.
791
792 2010-04-13  Diego Novillo  <dnovillo@google.com>
793
794         * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
795         * c-pch.c: Include timevar.h.
796         (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
797         (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
798         * ggc-common.c: Include timevar.h.
799         (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
800         * timevar.def (TV_PCH_SAVE): Define.
801         (TV_PCH_CPP_SAVE): Define.
802         (TV_PCH_PTR_REALLOC): Define.
803         (TV_PCH_PTR_SORT): Define.
804         (TV_PCH_RESTORE): Define.
805         (TV_PCH_CPP_RESTORE): Define.
806
807 2010-04-13  Michael Matz  <matz@suse.de>
808
809         * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
810         into MINUS_EXPRs.
811         (can_reassociate_p): New function.
812         (break_up_subtract_bb, reassociate_bb): Use it.
813
814 2010-04-13  Richard Guenther  <rguenther@suse.de>
815
816         PR bootstrap/43737
817         * builtins.c (c_readstr): Fix assert.
818
819 2010-04-13  Uros Bizjak  <ubizjak@gmail.com>
820
821         * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
822         when generating cltd insn.
823
824         (*ashl<mode>3_1): Remove special handling for register operand 2.
825         (*ashlsi3_1_zext): Ditto.
826         (*ashlhi3_1): Ditto.
827         (*ashlhi3_1_lea): Ditto.
828         (*ashlqi3_1): Ditto.
829         (*ashlqi3_1_lea): Ditto.
830         (*<shiftrt_insn><mode>3_1): Ditto.
831         (*<shiftrt_insn>si3_1_zext): Ditto.
832         (*<shiftrt_insn>qi3_1_slp): Ditto.
833         (*<rotate_insn><mode>3_1): Ditto.
834         (*<rotate_insn>si3_1_zext): Ditto.
835         (*<rotate_insn>qi3_1_slp): Ditto.
836
837 2010-04-13  Richard Guenther  <rguenther@suse.de>
838
839         * tree-ssa-structalias.c (callused_id): Remove.
840         (call_stmt_vars): New.
841         (get_call_vi): Likewise.
842         (lookup_call_use_vi): Likewise.
843         (lookup_call_clobber_vi): Likewise.
844         (get_call_use_vi): Likewise.
845         (get_call_clobber_vi): Likewise.
846         (make_transitive_closure_constraints): Likewise.
847         (handle_const_call): Adjust to do per-call call-used handling.
848         (handle_pure_call): Likewise.
849         (find_what_var_points_to): Remove general callused handling.
850         (init_base_vars): Likewise.
851         (init_alias_vars): Initialize call_stmt_vars.
852         (compute_points_to_sets): Process call-used and call-clobbered
853         vars for call statements.
854         (delete_points_to_sets): Free call_stmt_vars.
855
856 2010-04-13  Richard Guenther  <rguenther@suse.de>
857
858         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
859         Only add RW dependence for dependence distance zero.
860         Adjust maximal vectorization factor according to dependences.
861         Move alignment handling ...
862         (vect_find_same_alignment_drs): ... here.  New function.
863         (vect_analyze_data_ref_dependences): Adjust.
864         (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
865         (vect_analyze_data_refs): Adjust minimal vectorization factor
866         according to data references.
867         * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
868         dependences before determining the vectorization factor.
869         Analyze alignment after determining the vectorization factor.
870         * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
871         dependences before alignment.
872         * tree-vectorizer.h (vect_analyze_data_ref_dependences):
873         Adjust prototype.
874         (vect_analyze_data_refs): Likewise.
875         (MAX_VECTORIZATION_FACTOR): New define.
876
877 2010-04-13  Duncan Sands  <baldrick@free.fr>
878
879         * except.h (lang_eh_type_covers): Remove.
880         * except.c (lang_eh_type_covers): Likewise.
881
882 2010-04-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
883             Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
884
885         * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
886         * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
887         UNITS_PER_LONG where it is ABI relevant.
888         (s390_return_addr_rtx): Likewise.
889         (s390_back_chain_rtx): Likewise.
890         (s390_frame_area): Likewise.
891         (s390_frame_info): Likewise.
892         (s390_initial_elimination_offset): Likewise.
893         (save_gprs): Likewise.
894         (s390_emit_prologue): Likewise.
895         (s390_emit_epilogue): Likewise.
896         (s390_function_arg_advance): Likewise.
897         (s390_function_arg): Likewise.
898         (s390_va_start): Likewise.
899         (s390_gimplify_va_arg): Likewise.
900         (s390_function_profiler): Likewise.
901         (s390_optimize_prologue): Likewise.
902         (s390_rtx_costs): Likewise.
903         (s390_secondary_reload): Likewise.
904         (s390_promote_function_mode): Likewise.
905         (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
906         (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
907         registers available.
908         (s390_unwind_word_mode): New function.
909         (s390_function_value): Split 64 bit values into register pair if
910         used as return value.
911         (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
912         function call parameters.  Handle parallels.
913         (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
914         (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
915         (DWARF_CIE_DATA_ALIGNMENT): New macro.
916         (s390_expand_setmem): Remove unused variable src_addr.
917         * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
918         deal with 64 bit registers.
919         * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
920         Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
921         (UNITS_PER_LONG): New macro.
922         * libjava/include/s390-signal.h: Define extended ucontext
923         structure containing the upper halfs of the 64 bit registers.
924
925 2010-04-13  Simon Baldwin  <simonb@google.com>
926
927         * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
928
929 2010-04-13  Eric Botcazou  <ebotcazou@adacore.com>
930
931         * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
932         rvalue on the RHS if the LHS is of a non-renamable type.
933         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
934
935 2010-04-13  Matthias Klose  <doko@ubuntu.com>
936
937         * gcc.c (cc1_options): Handle -iplugindir before processing
938         the cc1 spec. Only add -iplugindir once.
939         (cpp_unique_options): Add -iplugindir option if -fplugin* options
940         found.
941         * common.opt (iplugindir): Remove `Separate' property, initialize.
942         * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
943         option.
944         * Makefile.in (check-%, check-parallel-%): Create plugin dir.
945         (distclean): Remove plugin dir.
946         * doc/invoke.texi: Document -iplugindir.
947
948 2010-04-13  Basile Starynkevitch  <basile@starynkevitch.net>
949
950         * doc/plugins.texi (Loading Plugins): Document short
951         -fplugin=foo option.
952         (Plugin API): Mention default_plugin_dir_name function.
953
954         * gcc.c (find_file_spec_function): Add new declaration.
955         (static_spec_func): Use it for "find-file".
956         (find_file_spec_function): Add new function.
957         (cc1_options): Add -iplugindir option if -fplugin* options found.
958
959         * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
960
961         * plugin.c (add_new_plugin): Updated comment, and handle short
962         plugin name.
963         (default_plugin_dir_name): Added new function.
964
965         * common.opt (iplugindir): New option to set the plugin directory.
966
967 2010-04-12  Uros Bizjak  <ubizjak@gmail.com>
968
969         * config/i386/i386.md (any_rotate): New code iterator.
970         (rotate_insn): New code attribute.
971         (rotate): Ditto.
972         (SWIM124): New mode iterator.
973         (<rotate_insn>ti3): New expander.
974         (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
975         any_rotate code iterator.
976         (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
977         using any_rotate code iterator and SWIM124 mode iterator.
978         (ix86_rotlti3): New insn_and_split pattern.
979         (ix86_rotrti3): Ditto.
980         (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
981         ix86_rotl{di,ti}3 patterns.
982         (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
983         (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
984         and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
985         *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
986         code iterator and SWI mode iterator.
987         (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
988         Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
989         code iterator.
990         (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
991         Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
992         (bswap rotatert splitter): Add splitter.
993         (bswap splitter): Macroize splitter using any_rotate code iterator.
994         Add insn predicate to split only for TARGET_USE_XCHGB or when
995         optimizing function for size.
996
997 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
998
999         * config/pa/pa.c (emit_move_sequence): Remove use of
1000         deleted variable flag_argument_noalias.
1001
1002 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1003
1004         * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1005         configurations.
1006         Add to unsupported targets list.
1007         * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1008         sparc*-sun-solaris2.[567]* from target lists.
1009         * configure: Regenerate.
1010         * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1011         removal.
1012         Remove Solaris 7 patch references.
1013         (Specific, sparc-sun-solaris2.7): Removed.
1014         (sparc-sun-solaris2*): Update Solaris 7 example.
1015         (sparc64-*-solaris2*): Likewise.
1016
1017 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1018
1019         * config.build (alpha*-dec-osf4*): Remove.
1020         * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1021         of obsolete configurations.
1022         (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1023         support.
1024         * config/alpha/t-osf4: Renamed to ...
1025         * config/alpha/t-osf5: ... this.
1026         * config/alpha/osf.h: Renamed to ...
1027         * config/alpha/osf5.h: ... this.
1028         Merged old osf5.h contents.
1029         Update comments.
1030         (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1031         (EXTRA_SPECS): Removed.
1032         * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1033         reflect removal of Tru64 UNIX V4.0/V5.0 support.
1034         Document that.
1035
1036 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1037
1038         * doc/contrib.texi (Contributors, Rainer Orth): Update.
1039
1040 2010-04-12  Kai Tietz  <kai.tietz@onevision.com>
1041
1042         PR/43702
1043         * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1044         __thiscall convention.
1045
1046 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
1047
1048         * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1049         orig_base.
1050         * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1051
1052 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
1053
1054         * function.c (assign_parms_initialize_all): Add unused attribute
1055         to fntype.
1056
1057 2010-04-12  Richard Guenther  <rguenther@suse.de>
1058
1059         * gsstruct.def (GSS_CALL): New.
1060         * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1061         * gimple.h: Include tree-ssa-alias.h.
1062         (struct gimple_statement_call): New.
1063         (union gimple_statement_struct_d): Add gimple_call member.
1064         (gimple_call_reset_alias_info): Declare.
1065         (gimple_call_use_set): New function.
1066         (gimple_call_clobber_set): Likewise.
1067         * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1068         * gimple.c (gimple_call_reset_alias_info): New function.
1069         (gimple_build_call_1): Call it.
1070         * lto-streamer-in.c (input_gimple_stmt): Likewise.
1071         * tree-inline.c (remap_gimple_stmt): Likewise.
1072         (expand_call_inline): Remove callused handling.
1073         * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1074         * tree-dfa.c (dump_variable): Likewise.
1075         * tree-parloops.c (parallelize_loops): Likewise.
1076         * tree-ssa.c (init_tree_ssa): Likewise.
1077         (delete_tree_ssa): Likewise.
1078         * tree-flow-inline.h (is_call_used): Remove.
1079         * tree-flow.h (struct gimple_df): Remove callused member.
1080         * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1081         * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1082         (ref_maybe_used_by_call_p_1): Simplify.
1083         (call_may_clobber_ref_p_1): Likewise.
1084         * tree-ssa-structalias.c (compute_points_to_sets): Set
1085         the call stmt used and clobbered sets.
1086         * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1087         (find_tail_calls): Verify the tail call.
1088
1089 2010-04-12  Richard Guenther  <rguenther@suse.de>
1090
1091         * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1092         single-iteration always-inline inlining.
1093         * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1094         (cgraph_decide_inlining): Do not handle always-inline specially.
1095         (try_inline): Remove always-inline cycle detection special case.
1096         Do not recurse on always-inlines.
1097         (cgraph_early_inlining): Do not iterate if not optimizing.
1098         (cgraph_gate_early_inlining): remove.
1099         (pass_early_inline): Run unconditionally.
1100         (gate_cgraph_decide_inlining): New function.
1101         (pass_ipa_inline): Use it.  Do not run the IPA inliner if
1102         not inlining or optimizing.
1103         (cgraph_decide_inlining_of_small_functions): Also consider
1104         always-inline functions.
1105         (cgraph_default_inline_p): Return true for nodes which should
1106         disregard inline limits.
1107         (estimate_function_body_sizes): Assume zero size and time for
1108         nodes which are marked as disregarding inline limits.
1109         (cgraph_decide_recursive_inlining): Do not perform recursive
1110         inlining on always-inline nodes.
1111
1112 2010-04-12  Jakub Jelinek  <jakub@redhat.com>
1113
1114         PR bootstrap/43699
1115         * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1116         for exprs satisfying handled_component_p.
1117
1118 2010-04-12  Eric Botcazou  <ebotcazou@adacore.com>
1119
1120         * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1121         non-constant aggregate elements.
1122
1123         * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1124         is a real initialization.
1125
1126 2010-04-12  Shujing Zhao  <pearly.zhao@oracle.com>
1127
1128         PR c/36774
1129         * c-decl.c (start_function): Move forward check for nested function.
1130
1131 2010-04-11  Kaz Kojima  <kkojima@gcc.gnu.org>
1132
1133         * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1134         * config/sh/sh.c: Include reload.h.
1135         (sh_legitimize_reload_address): New.
1136         * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1137         sh_legitimize_reload_address.
1138
1139 2010-04-11  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
1140
1141         * config/sh/sh.md (*movqi_pop): New insn pattern.
1142         * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1143
1144 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
1145
1146         * config/i386/i386.md (any_shiftrt): New code iterator.
1147         (shiftrt_insn): New code attribute.
1148         (shiftrt): Ditto.
1149         (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1150         using any_shiftrt code iterator.
1151         (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1152         *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1153         (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1154         pattern from corresponding peephole2 patterns.
1155         (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1156         using any_shiftrt code iterator.
1157         (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1158         (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1159         (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1160         (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1161         *{ashr,lshr}<mode>3_cmp_zext.
1162         (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1163
1164 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
1165
1166         * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1167         scratch register.
1168         (*lshr<mode>3_cconly): Ditto.
1169
1170 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
1171
1172         * config/i386/i386.md (lshr<mode>3): Macroize expander from
1173         lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1174         (*lshr<mode>3_doubleword): New insn_and_split_pattern.  Macroize
1175         pattern from *lshr{di,ti}3_1 and corresponding splitters using
1176         DWI mode iterator.
1177         (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1178         from corresponding peephole2 patterns.
1179         (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1180         *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1181         and *lshrdi3_1_rex64 using SWI mode iterator.
1182         (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1183         (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1184         (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1185         *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1186         and *lshrdi3_cmp_rex64 using SWI mode iterator.
1187         (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1188         (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1189         *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1190         *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1191         SWI mode iterator.
1192
1193 2010-04-10  Uros Bizjak  <ubizjak@gmail.com>
1194
1195         * config/i386/i386.md (ashr<mode>3): Macroize expander from
1196         ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1197         (*ashr<mode>3_doubleword): New insn_and_split_pattern.  Macroize
1198         pattern from *ashr{di,ti}3_1 and corresponding splitters using
1199         DWI mode iterator.
1200         (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1201         from corresponding peephole2 patterns.
1202         (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1203         (ashrsi3_cvt): Rename from ashrsi3_31.
1204         (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1205         (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1206         and x86_64_shift_adj_3 using SWI48 mode iterator.
1207         (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1208         *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1209         and *ashrdi3_1_rex64 using SWI mode iterator.
1210         (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1211         (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1212         (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1213         *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1214         and *ashrdi3_cmp_rex64 using SWI mode iterator.
1215         (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1216         (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1217         *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1218         *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1219         SWI mode iterator.
1220         (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1221         * config/i386/i386.c (ix86_split_ashr): Update for renamed
1222         x86_shift<mode>_adj_3 expanders.
1223
1224 2010-04-10  Wei Guozhi  <carrot@google.com>
1225
1226         PR target/42601
1227         * config/arm/arm.c (arm_pic_static_addr): New function.
1228         (legitimize_pic_address): Call arm_pic_static_addr when it detects
1229         a static symbol.
1230         (arm_output_addr_const_extra): Output expression for new pattern.
1231         * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1232
1233 2010-04-10  Bernd Schmidt  <bernds@codesourcery.com>
1234
1235         * ira-costs.c (record_reg_classes): Ignore alternatives that are
1236         not enabled.
1237
1238         * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1239         * web.c: Include "insn-config.h" and "recog.h".
1240         (union_match_dups): New function.
1241         (web_main): Call it.
1242         (union_defs): Don't try to recognize match_dups.
1243
1244         * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1245         if doing so would replace the entire pattern.
1246
1247 2010-04-09  Uros Bizjak  <ubizjak@gmail.com>
1248
1249         PR target/43707
1250         PR target/43709
1251         * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1252         and splitter pattern.  Change splitter operand 1 predicate to
1253         nonmemory_operand.
1254
1255 2010-04-09  Martin Jambor  <mjambor@suse.cz>
1256
1257         * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1258         lattices are addresses of CONST_DECLs with the same initial value.
1259         (ipcp_print_all_lattices): Print values of CONST_DECLs.
1260         * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1261
1262 2010-04-09  Eric Botcazou  <ebotcazou@adacore.com>
1263             Bernd Schmidt  <bernds@codesourcery.com>
1264
1265         * loop-invariant.c (replace_uses): New static function.
1266         (move_invariant_reg): Use it to ensure we can replace the uses.
1267
1268 2010-04-09  Hariharan Sandanagobalane  <hariharan@picochip.com>
1269
1270         * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1271         function template.
1272         (picochip_override_options): Enable section anchors only above -O1.
1273         (picochip_reorg): Fixed a couple of build warnings.
1274
1275 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1276
1277         * configure.ac (plugin -rdynamic test): Log result.
1278         * configure: Regenerate.
1279         * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1280         (RDYNAMIC_SPEC): Define.
1281         * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1282
1283 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1284
1285         * configure.ac: Determine Sun ld version numbers.
1286         (comdat_group): Restrict GNU ld version checks to gld.
1287         (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1288         (enable_comdat): Support --enable-comdat.
1289         * configure: Regenerate.
1290         * doc/install.texi (Configuration): Document --enable-comdat.
1291
1292 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1293
1294         * config/sparc/sol2-gld.h: Remove SPARC reference.  Rename ...
1295         * config/sol2-gld.h: ... here.
1296         * config.gcc (sparc*-*-solaris2*): Reflect this.
1297         (i[34567]86-*-solaris2*): Use it.
1298
1299 2010-04-09  Steve Ellcey  <sje@cup.hp.com>
1300
1301         * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1302         setup_clocks_p.
1303         (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1304
1305 2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
1306
1307         PR 42965
1308         * diagnostic.c (diagnostic_initialize): Initialize
1309         some_warnings_are_errors.
1310         (diagnostic_finish): New.
1311         (diagnostic_action_after_output): Call it before exiting.
1312         (diagnostic_report_diagnostic): Do not print message here. Set
1313         some_warnings_are_errors.
1314         * diagnostic.h (diagnostic_context): Delete
1315         issue_warnings_are_errors_message. Add some_warnings_are_errors.
1316         (diagnostic_finish): Declare.
1317         * toplev.c (toplev_main): Call it before exit.
1318
1319 2010-04-09  Jason Merrill  <jason@redhat.com>
1320
1321         PR c++/42623
1322         * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1323         for incomplete type.
1324
1325         PR c++/41788
1326         * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1327         based on a warning flag.
1328
1329 2010-04-09  Richard Guenther  <rguenther@suse.de>
1330
1331         * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1332
1333 2010-04-09  Iain Sandoe  <iains@gcc.gnu.org>
1334
1335         PR bootstrap/43684
1336         * varasm.c (default_assemble_visibility): Wrap vars that are
1337         set, but unused, by targets without GAS.
1338         * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1339         Remove set, but unused, vars.
1340         (rs6000_legitimize_tls_address): Likewise.
1341         (altivec_expand_dst_builtin): Likewise.
1342         * config/darwin.c (machopic_classify_symbol): Likewise.
1343         (machopic_indirection_name): Likewise.
1344
1345 2010-04-09  Uros Bizjak  <ubizjak@gmail.com>
1346
1347         * config/i386/i386.md (DWI): New mode iterator.
1348         (S): New mode attribute.
1349         (shift_operand): Ditto.
1350         (shift_immediate_operand): Ditto.
1351         (ashl_input_operand): Ditto.
1352         (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1353         using SDWIM mode iterator.
1354         (*ashl<mode>3_doubleword): New insn_and_split_pattern.  Macroize
1355         pattern from *ashl{di,ti}3_1 and corresponding splitters using
1356         DWI mode iterator.
1357         (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1358         from corresponding peephole2 patterns.
1359         (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1360         and x86_64_shift_adj_1 using SWI48 mode iterator.
1361         (x86_shift<mode>_adj_2): Ditto.
1362         (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1363         (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1364         using SWI48 mode iterator.
1365         (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1366         *ashldi3_cmp_rex64 using SWI mode iterator.
1367         (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1368         *ashldi3_cconly_rex64 using SWI mode iterator.
1369         * config/i386/i386.c (ix86_split_ashl): Update for renamed
1370         x86_shift<mode>_adj_{1,2}.
1371         (ix86_split_ashr): Ditto.
1372         (ix86_split_lshr): Ditto.
1373
1374 2010-04-09  Richard Guenther  <rguenther@suse.de>
1375
1376         * target.h (builtin_conversion): Pass in input and output types.
1377         * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1378         * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1379         * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1380         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1381
1382         * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1383         Handle AVX modes.
1384         * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1385
1386 2010-04-09  Richard Guenther  <rguenther@suse.de>
1387
1388         PR target/43152
1389         * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1390
1391 2010-04-09  Richard Guenther  <rguenther@suse.de>
1392
1393         * tree-vectorizer.h (struct _stmt_vec_info): Document
1394         that vectype is the type of the LHS.
1395         (supportable_widening_operation, supportable_narrowing_operation):
1396         Get both input and output vector types as arguments.
1397         (vect_is_simple_use_1): Declare.
1398         (get_same_sized_vectype): Likewise.
1399         * tree-vect-loop.c (vect_determine_vectorization_factor):
1400         Set STMT_VINFO_VECTYPE to the vector type of the def.
1401         (vectorizable_reduction): Adjust.
1402         * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1403         Adjust.  Specify the output vector type.
1404         (vect_pattern_recog_1): Adjust.
1405         * tree-vect-stmts.c (get_same_sized_vectype): New function.
1406         (vectorizable_call): Adjust.
1407         (vectorizable_conversion): Likewise.
1408         (vectorizable_operation): Likewise.
1409         (vectorizable_type_demotion): Likewise.
1410         (vectorizable_type_promotion): Likewise.
1411         (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1412         the def.
1413         (vect_is_simple_use_1): New function.
1414         (supportable_widening_operation): Get both input and output
1415         vector types.
1416         (supportable_narrowing_operation): Likewise.
1417         * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1418
1419 2010-04-09  Kai Tietz  <kai.tietz@onevision.com>
1420
1421         * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1422         __thiscall and _thiscall as predefined macros.
1423         * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1424         thiscall attribute handling.
1425         (ix86_comp_type_attributes): Likewise.
1426         (ix86_function_regparm): Likewise.
1427         (ix86_return_pops_args): Likewise.
1428         (init_cumulative_args): Likewise.
1429         (find_drap_reg): Likewise.
1430         (ix86_static_chain): Likewise.
1431         (x86_this_parameter): Likewise.
1432         (x86_output_mi_thunk): Likewise.
1433         (ix86_attribute_table): Add description for thiscall attribute.
1434         * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1435         * doc/extend.texi: Add documentation for thiscall.
1436
1437 2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
1438
1439         PR c++/28584
1440         * c.opt (Wint-to-pointer-cast): Available in C++.
1441         * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1442
1443 2010-04-08  Eric Botcazou  <ebotcazou@adacore.com>
1444
1445         * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1446         * calls.c (expand_call): Pass the function type to aggregate_value_p.
1447         * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1448         the target function of a CALL_EXPR.  Honor TREE_ADDRESSABLE on the
1449         function type instead.  Reorder and simplify checks.
1450
1451         * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1452
1453 2010-04-08  Jing Yu  <jingyu@google.com>
1454             Zdenek Dvorak  <ook@ucw.cz>
1455
1456         PR tree-optimization/42720
1457         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1458         loop unswitch conditions here from ...
1459         (tree_unswitch_single_loop): ... here.
1460
1461 2010-04-08  Sebastian Pop  <sebastian.pop@amd.com>
1462
1463         * tree-if-conv.c: Fix comments and simplify logic.
1464
1465 2010-04-08  Sebastian Pop  <sebastian.pop@amd.com>
1466
1467         * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1468         (tree_if_conversion): Same.  Update call to if_convertible_loop_p.
1469         (main_tree_if_conversion): Update call to tree_if_conversion.
1470
1471 2010-04-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
1472
1473         PR 42485
1474         * doc/invoke.texi (-b,-V): Delete.
1475         * doc/tm.texi: Do not mention -b.
1476         * gcc.c (display_help): Delete -b and -V.
1477         (process_command): Delete -b and -V.
1478         * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1479
1480 2010-04-08  Christian Borntraeger  <borntraeger@de.ibm.com>
1481             Wolfgang Gellerich  <gellerich@de.ibm.com>
1482
1483         Implement target hook for loop unrolling
1484         * target.h (loop_unroll_adjust): Add a new target hook function.
1485         * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1486         * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1487         * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1488         (s390_loop_unroll_adjust): Implement the new target hook for s390.
1489         * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1490         target hook.
1491         (decide_unroll_stupid): Likewise.
1492
1493 2010-04-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1494
1495         PR target/43643
1496         * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1497
1498 2010-04-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1499
1500         * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1501         (Specific, *-*-solaris2*): Likewise.
1502         Don't prefer Sun as over GNU as.
1503
1504 2010-04-08  Wolfgang Gellerich  <gellerich@de.ibm.com>
1505
1506         * config/s390/s390.c (override_options): Adjust the z10
1507           defaults for max-unroll-times, max-completely-peeled-insns
1508           and max-completely-peel-times.
1509
1510 2010-04-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1511
1512         * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1513         instructions for z10.
1514         (s390_expand_setmem): Likewise.
1515         (s390_expand_cmpmem): Likewise.
1516
1517 2010-04-08  Richard Guenther  <rguenther@suse.de>
1518
1519         PR tree-optimization/43679
1520         * tree-ssa-pre.c (eliminate): Only propagate copies.
1521
1522 2010-04-08  Jakub Jelinek  <jakub@redhat.com>
1523
1524         PR bootstrap/43681
1525         * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1526         set but not used variable warning.
1527
1528 2010-04-08  Wei Guozhi  <carrot@google.com>
1529
1530         PR target/41653
1531         * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1532         (arm_size_rtx_costs): Call the new function when optimized for size.
1533
1534 2010-04-08  Jakub Jelinek  <jakub@redhat.com>
1535
1536         PR debug/43670
1537         * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1538         op0 is not a MEM, just return NULL instead of assertion
1539         failure.
1540         (discover_nonconstant_array_refs): Don't walk debug stmts.
1541
1542 2010-04-08  Doug Kwan  <dougkwan@google.com>
1543
1544         * configure.ac: Recognize gold and do not use its version number
1545         to test ld features.
1546         * configure: Regenerate.
1547
1548 2010-04-08  Maxim Kuvyrkov  <maxim@codesourcery.com>
1549
1550         PR middle-end/40815
1551         * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1552         (negate_value): Move code to push elements to broken_up_substracts ...
1553         (eliminate_plus_minus_pair): ... here.  Push operands that have no
1554         negative pair to plus_negates.
1555         (repropagate_negates, init_reassoc, fini_reassoc): Update.
1556
1557 2010-04-07  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1558
1559         * doc/install.texi (Configuration): Move description of
1560         --enable-lto, --with-libelf*, --enable-gold from Java section to
1561         general section.
1562
1563         * doc/generic.texi (Working with declarations)
1564         (Function Properties, C and C++ Trees): Fix typos.
1565         * doc/sourcebuild.texi (Top Level): Likewise.
1566
1567 2010-04-07  Jakub Jelinek  <jakub@redhat.com>
1568
1569         PR c/18624
1570         * tree.h (DECL_READ_P): Define.
1571         (struct tree_decl_common): Add decl_read_flag.
1572         * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1573         a set but not used warning.
1574         (merge_decls): Merge DECL_READ_P flag.
1575         (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1576         (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1577         * c-common.c (handle_used_attribute, handle_unused_attribute):
1578         Likewise.
1579         * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1580         New prototypes.
1581         * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1582         New functions.
1583         (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1584         * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1585         c_parser_binary_expression, c_parser_cast_expression,
1586         c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1587         Call default_function_array_read_conversion instead of
1588         default_function_array_conversion where needed.
1589         (c_parser_unary_expression, c_parser_conditional_expression,
1590         c_parser_postfix_expression_after_primary, c_parser_initelt):
1591         Likewise.  Call mark_exp_read where needed.
1592         (c_parser_statement_after_labels, c_parser_asm_operands,
1593         c_parser_typeof_specifier, c_parser_sizeof_expression,
1594         c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1595         where needed.
1596         * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1597         New.
1598         * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1599         (warn_unused_but_set_parameter): Default to warn_unused
1600         && extra_warnings.
1601         * doc/invoke.texi: Document -Wunused-but-set-variable and
1602         -Wunused-but-set-parameter.
1603
1604         * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1605         used count variable.
1606         * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1607         when operandN variables aren't used in the body of the expander
1608         or splitter.
1609         * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1610         FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1611         * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1612         * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1613         FOR_EACH_IMM_USE_ON_STMT): Likewise.
1614         * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1615         * tree.c (PROCESS_ARG): Likewise.
1616
1617 2010-04-07  Simon Baldwin  <simonb@google.com>
1618
1619         * diagnostic.h (diagnostic_override_option_index): New macro to
1620         set a diagnostic's option_index.
1621         * c-tree.h (c_cpp_error): Add warning reason argument.
1622         * opts.c (_warning_as_error_callback): New.
1623         (register_warning_as_error_callback): Store callback for
1624         warnings enabled via enable_warning_as_error.
1625         (enable_warning_as_error): Call callback, minor code tidy.
1626         * opts.h (register_warning_as_error_callback): Declare.
1627         * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1628         response to -Werror=.
1629         (c_common_init_options): Register warning_as_error_callback in opts.c.
1630         * common.opt: Add -Wno-cpp option.
1631         * c-common.c (struct reason_option_codes_t): Map cpp warning
1632         reason codes to gcc option indexes.
1633         * (c_option_controlling_cpp_error): New function, lookup the gcc
1634         option index for a cpp warning reason code.
1635         * (c_cpp_error): Add warning reason argument, call
1636         c_option_controlling_cpp_error for diagnostic_override_option_index.
1637         * doc/invoke.texi: Document -Wno-cpp.
1638
1639 2010-04-07  Richard Guenther  <rguenther@suse.de>
1640
1641         * ipa-reference.c (mark_load): Use get_base_address.
1642         (mark_store): Likewise.
1643
1644         * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1645         inserting GIMPLE_NOPs into the IL.
1646         * tree-ssa-structalias.c (get_constraint_for_component_ref):
1647         Explicitly strip handled components and indirect references.
1648
1649         * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1650         folding address expressions.
1651         * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1652         * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1653         operand_equal_p to compare decls.
1654         (ptr_deref_may_alias_decl_p): Likewise.
1655         * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1656         * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1657         Handle reversed comparison ops.
1658         * tree-sra.c (asm_visit_addr): Use get_base_address.
1659         * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1660         * ipa-reference.c (mark_address): Use get_base_address.
1661
1662 2010-04-07  Richard Guenther  <rguenther@suse.de>
1663
1664         * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1665         Propagate constants everywhere.
1666
1667 2010-04-07  Jakub Jelinek  <jakub@redhat.com>
1668
1669         PR debug/43516
1670         * tree.c (MAX_INT_CACHED_PREC): Define.
1671         (nonstandard_integer_type_cache): New array.
1672         (build_nonstandard_integer_type): Cache results for precision
1673         <= MAX_INT_CACHED_PREC.
1674
1675 2010-04-07  Richard Guenther  <rguenther@suse.de>
1676
1677         * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1678         -fargument-noalias-global, -fargument-noalias-anything): Remove.
1679         * common.opt: Likewise.
1680         * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1681         * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1682         (nonoverlapping_memrefs_p): Likewise.
1683         * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1684         * opts.c (common_handle_option): Handle OPT_fargument_alias,
1685         OPT_fargument_noalias, OPT_fargument_noalias_anything and
1686         OPT_fargument_noalias_global for backward compatibility.
1687
1688 2010-04-07  Richard Guenther  <rguenther@suse.de>
1689
1690         PR tree-optimization/43270
1691         * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1692         * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1693         * tree-ssa-pre.c (phi_translate_1): Adjust.
1694         (fully_constant_expression): Split out vn_reference handling to ...
1695         * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1696         Fold reads from constant strings.
1697         (vn_reference_lookup): Handle fully constant references.
1698         (vn_reference_lookup_pieces): Likewise.
1699         * Makefile.in (expmed.o-warn): Add -Wno-error.
1700
1701 2010-04-07  Martin Jambor  <mjambor@suse.cz>
1702
1703         * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1704
1705 2010-04-07  Iain Sandoe  <iains@gcc.gnu.org>
1706
1707         PR driver/41594
1708         * gcc.c: Add -static-libstdc++ to list of recognized options.
1709
1710 2010-04-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1711
1712         * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1713
1714 2010-04-07  Richard Guenther  <rguenther@suse.de>
1715
1716         PR middle-end/42617
1717         * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1718         bases build simple mem attributes to retain points-to information.
1719
1720 2010-04-07  Richard Guenther  <rguenther@suse.de>
1721
1722         PR middle-end/42617
1723         * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1724         preserve points-to related information.
1725
1726 2010-04-07  Richard Guenther  <rguenther@suse.de>
1727
1728         PR middle-end/42617
1729         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1730         discard plain indirect references.
1731         * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1732         * tree.c (tree_nop_conversion): Likewise.
1733
1734 2010-04-07  Dodji Seketeli  <dodji@redhat.com>
1735
1736         PR debug/43628
1737         * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1738
1739 2010-04-06  Kai Tietz  <kai.tietz@onevision.com>
1740
1741         * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1742         calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1743
1744 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
1745
1746         * tree-if-conv.c: Fix indentation and comments.
1747
1748 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
1749
1750         * tree-if-conv.c: Sort static functions in topological order.
1751
1752 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
1753
1754         * tree-if-conv.c: Fix indentation and comments.
1755
1756 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1757
1758         PR middle-end/43519
1759         * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1760         lang_hooks.types.type_for_size instead of
1761         build_nonstandard_integer_type.
1762         When converting an unsigned type to signed, double its precision.
1763         (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1764         (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1765         (graphite_create_new_loop_guard): When ub + 1 wraps around,
1766         use lb <= ub.
1767
1768 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1769
1770         PR middle-end/43519
1771         * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1772         POINTER_PLUS_EXPR for pointer types.
1773
1774 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1775
1776         PR middle-end/43519
1777         * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1778         * graphite-clast-to-gimple.c: Include langhooks.h.
1779         (max_signed_precision_type): New.
1780         (max_precision_type): Takes two types as arguments.
1781         (precision_for_value): New.
1782         (precision_for_interval): New.
1783         (gcc_type_for_interval): New.
1784         (gcc_type_for_value): New.
1785         (gcc_type_for_clast_term): New.
1786         (gcc_type_for_clast_red): New.
1787         (gcc_type_for_clast_bin): New.
1788         (gcc_type_for_clast_expr): Split up into several functions.
1789         (gcc_type_for_clast_eq): Rewritten.
1790         (compute_bounds_for_level): New.
1791         (compute_type_for_level_1): New.
1792         (compute_type_for_level): New.
1793         (gcc_type_for_cloog_iv): Removed.
1794         (gcc_type_for_iv_of_clast_loop): Rewritten.
1795         (graphite_create_new_loop): Compute the lower and upper bound types
1796         with gcc_type_for_clast_expr.
1797         (graphite_create_new_loop_guard): Same.
1798         (find_cloog_iv_in_expr): Removed.
1799         (compute_cloog_iv_types_1): Removed.
1800         (compute_cloog_iv_types): Removed.
1801         (gloog): Do not call compute_cloog_iv_types.
1802         * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1803         GBB_CLOOG_IV_TYPES.
1804         (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1805         * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1806         (GBB_CLOOG_IV_TYPES): Removed.
1807
1808 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1809
1810         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1811         gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1812         (detect_commutative_reduction): Same.
1813
1814 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1815
1816         * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1817         call to verify_ssa.  Invoke verify_loop_closed_ssa with an extra
1818         argument.
1819         * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1820         * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1821         (rewrite_commutative_reductions_out_of_ssa): Same.
1822         * passes.c (execute_function_todo): Call verify_ssa for every pass
1823         in the LNO.  Invoke verify_loop_closed_ssa with an extra argument.
1824         * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1825         * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1826         with an extra argument.
1827         * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same.  Call
1828         verify_ssa only when the extra argument is true.
1829         (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1830         with an extra argument.
1831         (tree_transform_and_unroll_loop): Same.
1832
1833 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1834
1835         * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1836         for all the passes of the LNO having LOOP_CLOSED_SSA.
1837         * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1838         * tree-loop-distribution.c (pass_loop_distribution): Same.
1839         * tree-pass.h (TODO_verify_loops): Removed.
1840         * tree-ssa-loop.c (pass_tree_loop_init): Same.
1841         (pass_lim): Same.
1842         (pass_tree_unswitch): Same.
1843         (pass_predcom): Same.
1844         (pass_vectorize): Same.
1845         (pass_linear_transform): Same.
1846         (pass_graphite_transforms): Same.
1847         (pass_iv_canon): Same.
1848         (pass_complete_unroll): Same.
1849         (pass_complete_unrolli): Same.
1850         (pass_parallelize_loops): Same.
1851         (pass_loop_prefetch): Same.
1852         (pass_iv_optimize): Same.
1853
1854 2010-04-06  Changpeng Fang  <changpeng.fang@amd.com>
1855
1856         PR middle-end/32824
1857         * passes.c (init_optimization_passes): Move pass_lim before
1858         pass_copy_prop and pass_dce_loop.
1859
1860 2010-04-06  Jakub Jelinek  <jakub@redhat.com>
1861
1862         PR target/43667
1863         * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1864         instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1865         (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1866         MULTI_* defines for 4 argument vpermil2p* builtins.
1867
1868 2010-04-06  Uros Bizjak  <ubizjak@gmail.com>
1869
1870         * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1871         * config/i386/i386.c (x86_maybe_negate_const_int): New.
1872         (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1873         * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1874         *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1875         *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1876         *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1877         Use x86_maybe_negate_const_int to output insn mnemonic.
1878         (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto.  Remove overflow
1879         check from instruction predicate.  Update comments.
1880         * config/i386/sync.md (sync_add<mode>): Use
1881         x86_maybe_negate_const_int to output insn mnemonic.
1882
1883 2010-04-06  Jan Hubicka  <jh@suse.cz>
1884
1885         PR tree-optimization/42906
1886         * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1887         IGNORE_SELF argument.  Set visited_control_parents for fully
1888         processed BBs.
1889         (find_obviously_necessary_stmts): Update call of
1890         mark_control_dependent_edges_necessary.
1891         (propagate_necessity): Likewise.  Handle PHI edges more curefully.
1892
1893 2010-04-06  Uros Bizjak  <ubizjak@gmail.com>
1894
1895         * config/i386/i386.md: Remove comment about 'e' and 'E'
1896         operand modifier.
1897
1898 2010-04-06  Richard Guenther  <rguenther@suse.de>
1899
1900         PR tree-optimization/43627
1901         * tree-vrp.c (extract_range_from_unary_expr): Widenings
1902         of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1903         not varying.
1904
1905 2010-04-06  Jakub Jelinek  <jakub@redhat.com>
1906
1907         * BASE-VER: Change to 4.6.0.
1908
1909         PR target/43638
1910         * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1911         handling.
1912
1913 2010-04-06  Richard Guenther  <rguenther@suse.de>
1914
1915         PR middle-end/43661
1916         * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1917
1918 2010-04-05  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1919
1920         * doc/invoke.texi (Optimize Options): Document that LTO
1921         won't remove object access purely due to incompatible
1922         declarations.
1923
1924 2010-04-04  Matthias Klose  <doko@ubuntu.com>
1925
1926         * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1927         Initialize variable.
1928
1929 2010-04-03  Richard Guenther  <rguenther@suse.de>
1930
1931         PR middle-end/42509
1932         * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1933         require a non-NULL MEM_OFFSET.
1934
1935 2010-04-02  Steven Bosscher  <steven@gcc.gnu.org>
1936
1937         * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1938         basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1939         collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1940         config/alpha/predicates.md, config/arm/arm.md,
1941         config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1942         config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1943         config/darwin9.h, config/darwin.c, config/darwin.h,
1944         config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1945         config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1946         config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1947         config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1948         config/mips/mips.md, config/mn10300/mn10300.c,
1949         config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1950         config/rs6000/aix.h, config/rs6000/dfp.md,
1951         config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1952         config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1953         config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1954         config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1955         config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1956         config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1957         c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1958         diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1959         doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1960         doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1961         fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1962         gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1963         graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1964         graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1965         graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1966         graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1967         intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1968         ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1969         ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1970         loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1971         objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1972         opt-functions.awk, opth-gen.awk, params.def, passes.c,
1973         postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1974         rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1975         store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1976         tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1977         tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1978         tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1979         tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1980         tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1981         tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1982         tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1983         tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1984         tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1985         tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1986         unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1987
1988 2010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1989
1990         PR other/43620
1991         * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1992         * aclocal.m4: Regenerate.
1993
1994 2010-04-02  Richard Guenther  <rguenther@suse.de>
1995
1996         PR tree-optimization/43629
1997         * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1998         if we have seen a constant value.
1999
2000 2010-04-02  Joseph Myers  <joseph@codesourcery.com>
2001
2002         * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2003
2004 2010-04-02  Richard Earnshaw  <rearnsha@arm.com>
2005
2006         PR target/43469
2007         * arm.c (legitimize_tls_address): Adjust call to
2008         gen_tls_load_dot_plus_four.
2009         (arm_note_pic_base): New function.
2010         (arm_cannot_copy_insn_p): Use it.
2011         * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2012         constraint.
2013
2014 2010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2015
2016         PR bootstrap/43531
2017
2018         Revert:
2019         2009-09-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2020
2021         * Makefile.in ($(out_object_file)): Depend on
2022         gt-$(basename $(notdir $(out_file))).h.
2023
2024 2010-04-01  Ralf Corsépius <ralf.corsepius@rtems.org>
2025
2026         * config.gcc (lm32-*-rtems*): Add t-lm32.
2027
2028 2010-04-01  Joel Sherrill <joel.sherrill@oarcorp.com>
2029
2030         * config.gcc: Add lm32-*-rtems*.
2031         * config/lm32/rtems.h: New file.
2032
2033 2010-04-01  Dave Korn  <dave.korn.cygwin@gmail.com>
2034
2035         PR target/42609
2036         * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2037
2038 2010-04-01  Jakub Jelinek  <jakub@redhat.com>
2039
2040         * dwarf2out.c (output_compilation_unit_header): For
2041         -gdwarf-4 use version 4 instead of version 3.
2042         (output_line_info): For version 4 and above emit additional
2043         maximum ops per insn header field.
2044         (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2045
2046         * dwarf2out.c (is_c_family, is_java): Remove.
2047         (lower_bound_default): New function.
2048         (add_bound_info, gen_descr_array_type_die): Use it.
2049
2050 2010-04-01  Dodji Seketeli  <dodji@redhat.com>
2051
2052         PR debug/43325
2053         * dwarf2out.c (gen_variable_die): Allow debug info for variable
2054         re-declaration when it happens in a function.
2055
2056 2010-04-01  Aldy Hernandez  <aldyh@redhat.com>
2057
2058         * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2059         (cgraph_remove_function_insertion_hook): Same.
2060         (cgraph_call_function_insertion_hooks): Same.
2061
2062 2010-04-01  Richard Guenther  <rguenther@suse.de>
2063
2064         PR middle-end/43614
2065         * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2066         and TREE_THIS_VOLATILE.
2067         (copy_ref_info): Likewise.
2068         * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2069         * tree.c (build6_stat): Ignore side-effects of all but arg5
2070         for TARGET_MEM_REF.  Set TREE_THIS_VOLATILE from arg5 of
2071         TARGET_MEM_REF.
2072
2073 2010-04-01  Richard Guenther  <rguenther@suse.de>
2074
2075         PR tree-optimization/43607
2076         * ipa-type-escape.c (check_call): Do not access non-existing
2077         arguments.
2078
2079 2010-04-01  Richard Guenther  <rguenther@suse.de>
2080
2081         PR middle-end/43602
2082         Revert
2083         2010-03-30  Seongbae Park <seongbae.park@gmail.com>
2084                     Jack Howarth <howarth@bromo.med.uc.edu>
2085
2086         * tree-profile.c (tree_init_ic_make_global_vars): Make static
2087         variables TLS.
2088
2089 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2090
2091         * doc/install.texi (Prerequisites): Document libelf usability on
2092         IRIX 5/6 and Solaris 2.
2093         (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2094         Update GNU as, GNU ld requirements.
2095         (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2096         Document Sun Studio compiler download.
2097         Update and simplify as, ld recommendations.
2098         (Specific, *-*-solaris2.7): Note obsoletion, removal.
2099
2100 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2101
2102         * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2103         with_tune_32 to pentium4.
2104
2105 2010-04-01  Uros Bizjak  <ubizjak@gmail.com>
2106
2107         * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2108
2109 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2110
2111         * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2112         obsoletion, removal.
2113         Update IDO URL.
2114         Document GNU as requirement.
2115         Update configure requirements.
2116         (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2117         Recomment IRIX 6.5.18+.
2118         Document IDF/IDL requirement.
2119         Document GNU as requirement.
2120         Document GNU ld bootstrap failure.
2121         Remove freeware.sgi.com reference.
2122
2123 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2124
2125         * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2126         UNIX V4.0, V5.0 obsoletion, removal.
2127         Remove --with-gc=simple reference.
2128         Update VM requirements during bootstrap.
2129         Remove -oldas bootstrap description.
2130         Update binutils reference.
2131         Remove comparison failure note.
2132
2133 2010-03-31  Richard Guenther  <rguenther@suse.de>
2134             Zdenek Dvorak  <ook@ucw.cz>
2135             Sebastian Pop  <sebastian.pop@amd.com>
2136
2137         PR middle-end/43464
2138         * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2139         with multiple arguments.
2140         (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2141
2142 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2143
2144         * graphite-dependences.c (print_pddr): Call print_pdr with an
2145         extra argument.
2146         * graphite-poly.c (debug_pdr): Add an extra argument for the
2147         verbosity level.
2148         (print_pdr): Same.
2149         (print_pbb_domain): Same.
2150         (print_pbb): Same.
2151         (print_scop_context): Same.
2152         (print_scop): Same.
2153         (print_cloog): Same.
2154         (debug_pbb_domain): Same.
2155         (debug_pbb): Same.
2156         (print_pdrs): Same.
2157         (debug_pdrs): Same.
2158         (debug_scop_context): Same.
2159         (debug_scop): Same.
2160         (debug_cloog): Same.
2161         (print_scop_params): Same.
2162         (debug_scop_params): Same.
2163         (print_iteration_domain): Same.
2164         (print_iteration_domains): Same.
2165         (debug_iteration_domain): Same.
2166         (debug_iteration_domains): Same.
2167         (print_scattering_function): Same.
2168         (print_scattering_functions): Same.
2169         (debug_scattering_function): Same.
2170         (debug_scattering_functions): Same.
2171         * graphite-poly.h (debug_pdr): Update declaration.
2172         (print_pdr): Same.
2173         (print_pbb_domain): Same.
2174         (print_pbb): Same.
2175         (print_scop_context): Same.
2176         (print_scop): Same.
2177         (print_cloog): Same.
2178         (debug_pbb_domain): Same.
2179         (debug_pbb): Same.
2180         (print_pdrs): Same.
2181         (debug_pdrs): Same.
2182         (debug_scop_context): Same.
2183         (debug_scop): Same.
2184         (debug_cloog): Same.
2185         (print_scop_params): Same.
2186         (debug_scop_params): Same.
2187         (print_iteration_domain): Same.
2188         (print_iteration_domains): Same.
2189         (debug_iteration_domain): Same.
2190         (debug_iteration_domains): Same.
2191         (print_scattering_function): Same.
2192         (print_scattering_functions): Same.
2193         (debug_scattering_function): Same.
2194         (debug_scattering_functions): Same.
2195
2196 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2197
2198         * graphite-poly.c (print_scattering_function_1): New.
2199         (print_scattering_function): Call it.
2200         (print_scop_params): Remove spaces at the end of lines.
2201         (print_cloog): New.
2202         (debug_cloog): New.
2203         * graphite-poly.h (print_cloog): Declared.
2204         (debug_cloog): Declared.
2205
2206 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2207
2208         * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2209         in loop->header.
2210         * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2211         * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2212         * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2213         to switch between adding the IV bump in loop->latch or in loop->header.
2214
2215 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2216
2217         * graphite-poly.c (print_scattering_function): Pretty print following
2218         the scoplib format.
2219         (print_pdr): Same.
2220         (print_pbb_domain): Same.
2221         (dump_gbb_cases): Same.
2222         (dump_gbb_conditions): Same.
2223         (print_pdrs): Same.
2224         (print_pbb): Same.
2225         (print_scop_params): Same.
2226         (print_scop_context): Same.
2227         (print_scop): Same.
2228         (print_pbb_body): New.
2229         (lst_indent_to): New.
2230         (print_lst): Start new lines with a #.
2231         * graphite-poly.h (pbb_bb): New.
2232         (pbb_index): Use pbb_bb.
2233         * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2234         disjuncts.
2235         * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2236
2237 2010-03-31  Jakub Jelinek  <jakub@redhat.com>
2238
2239         * dwarf2out.c (size_of_die): For -gdwarf-4 use
2240         uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2241         and 0 instead of 1 for dw_val_class_flag.
2242         (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2243         dw_val_class_range_list, dw_val_class_loc_list,
2244         dw_val_class_lineptr and dw_val_class_macptr, use
2245         DW_FORM_flag_present for dw_val_class_flag and
2246         DW_FORM_exprloc for dw_val_class_loc.
2247         (output_die): For -gdwarf-4 print dw_val_class_loc
2248         size as uleb128 instead of 1 or 2 bytes and don't print
2249         anything for dw_val_class_flag.
2250
2251         * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2252         instead of cselib_lookup following by tweaking locs->setting_insn.
2253
2254         PR bootstrap/43596
2255         * cselib.c (cselib_process_insn): Clear cselib_current_insn
2256         even before returning from label, setjmp call or volatile asm
2257         handling.
2258
2259 2010-03-31  Richard Guenther  <rguenther@suse.de>
2260
2261         PR middle-end/43600
2262         * cgraphunit.c (cgraph_output_in_order): Do not allocate
2263         temporary data on stack.
2264
2265 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2266
2267         * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2268         (PUSHSECTION_ASM_OP): Remove.
2269         (POPSECTION_ASM_OP): Remove.
2270         (PUSHSECTION_FORMAT): Remove.
2271         * config/sol2.h (PUSHSECTION_FORMAT): Define.
2272         * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2273         * config/sol2.c (solaris_output_init_fini): Use it.
2274
2275 2010-03-31  Jie Zhang  <jie@codesourcery.com>
2276
2277         PR 43574
2278         * opt-functions.awk (var_type_struct): Use signed char type
2279         for simple variables.
2280
2281 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2282
2283         * config/sol2.c: Include output.h.
2284         (solaris_assemble_visibility): New function.
2285         * config/t-sol2 (sol2.o): Add output.h dependency.
2286         * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2287         * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2288         Redefine.
2289
2290 2010-03-31  Jakub Jelinek  <jakub@redhat.com>
2291
2292         PR target/43580
2293         * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2294         V2SImode or XFmode on PRE_DEC.
2295
2296         PR debug/43557
2297         * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2298         BLKmode.
2299
2300 2010-03-31  Jie Zhang  <jie@codesourcery.com>
2301
2302         PR 43562
2303         * reload.h (caller_save_initialized_p): Declare.
2304         * toplev.c (backend_init_target): Don't call
2305         init_caller_save but set caller_save_initialized_p to false.
2306         * caller-save.c (caller_save_initialized_p): Define.
2307         (init_caller_save): Check caller_save_initialized_p.
2308         * ira.c (ira): Call init_caller_save if flag_caller_saves.
2309
2310 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2311
2312         PR target/39048
2313         * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2314         and soft-fp/t-softfp to tmake_file.
2315         * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2316         (LIBGCC2_TF_CEXT): Define.
2317         (TF_SIZE): Define.
2318
2319 2010-03-30  Alexandre Oliva  <aoliva@redhat.com>
2320
2321         PR debug/42977
2322         * cselib.c (n_useless_values): Document handling of debug locs.
2323         (n_useless_debug_values, n_debug_values): New variables.
2324         (new_elt_loc_list): Don't add to debug values, keep count.
2325         (promote_debug_loc): New.
2326         (cselib_reset_table): Zero new variables.
2327         (entry_and_rtx_equal_p): Promote debug locs.
2328         (discard_useless_locs): Increment n_useless_debug_values for
2329         debug values.
2330         (remove_useless_values): Adjust n_useless_values and n_debug_values
2331         with n_useless_debug_values.
2332         (add_mem_for_addr): Promote debug locs.
2333         (cselib_lookup_mem): Likewise.
2334         (cselib_lookup_addr): Renamed to...
2335         (cselib_lookup_addr_1): ... this.  Promote debug locs.  Don't call...
2336         (cselib_log_lookup): ... this.  Turn into...
2337         (cselib_lookup_addr): ... new wrapper.
2338         (cselib_lookup_from_insn): New.
2339         (cselib_invalidate_regno): Increment n_useless_debug_values for
2340         debug values.
2341         (cselib_invalidate_mem): Likewise.
2342         (cselib_process_insn): Take n_deleted and n_debug_values into
2343         account to guard remove_useless_value call.
2344         (cselib_finish): Zero n_useless_debug_values.
2345         * cselib.h (cselib_lookup_from_insn): Declare.
2346         * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2347         (sched_analyze_2): Likewise.
2348
2349 2010-03-30  Jakub Jelinek  <jakub@redhat.com>
2350
2351         * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2352         functions.
2353         (adjust_mems): Replace narrowing SUBREG of expression containing
2354         just PLUS, MINUS, MULT and ASHIFT of registers and constants
2355         with operations in the narrower mode.
2356
2357         PR debug/43593
2358         * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2359         regs_invalidated_by_call instead all call_used_reg_set registers.
2360
2361 2010-03-30  Sebastian Pop  <sebastian.pop@amd.com>
2362
2363         PR middle-end/43430
2364         * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2365         pointer comparisons with types_compatible_p.
2366         * tree-vect-stmts.c (vectorizable_call): Same.
2367         (vectorizable_condition): Same.
2368
2369 2010-03-30  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2370
2371         * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2372         stack check if the mask would be zero.
2373
2374 2010-03-30  Seongbae Park <seongbae.park@gmail.com>
2375             Jack Howarth <howarth@bromo.med.uc.edu>
2376
2377         * tree-profile.c (tree_init_ic_make_global_vars): Make static
2378         variables TLS.
2379
2380 2010-03-30  Joseph Myers  <joseph@codesourcery.com>
2381
2382         PR other/25232
2383         * libgcc-std.ver (GCC_4.5.0): Define version.  Include __unordxf2
2384         and __unordtf2.
2385         * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2386         Include ___unordxf2 and ___unordtf2.
2387         * config/i386/libgcc-glibc.ver: Do not define inheritance from
2388         GCC_4.4.0 here.
2389
2390 2010-03-30  Tarik Graba  <tarik.graba@telecom-paristech.fr>
2391
2392         * config/lm32/t-lm32: New file.
2393         * config.gcc: Use the above file when targetting lm32.
2394
2395 2010-03-28  Duncan Sands  <baldrick@free.fr>
2396
2397         * Makefile.in (PLUGIN_HEADERS): Add except.h.
2398
2399 2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
2400
2401         PR middle-end/43431
2402         * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2403         Improve vectorization cost model diagnostic.
2404
2405 2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
2406
2407         PR middle-end/43436
2408         * tree-vect-data-refs.c (vect_analyze_data_refs): When
2409         compute_data_dependences_for_loop returns false, early exit
2410         and output an extra diagnostic for the failed data reference
2411         analysis.
2412
2413 2010-03-29  Richard Guenther  <rguenther@suse.de>
2414
2415         PR tree-optimization/43560
2416         * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2417         (can_sm_ref_p): Treat stores to readonly locations as trapping.
2418
2419 2010-03-29  Jie Zhang  <jie@codesourcery.com>
2420
2421         PR 43564
2422         * toplev.c (process_options): Set optimization_default_node
2423         and optimization_current_node.
2424         * opts.c (decode_options): Don't set optimization_default_node
2425         and optimization_current_node.
2426
2427 2010-03-29  Ralf Corsépius  <ralf.corsepius@rtems.org>
2428
2429         * config/rtems.h: Abandon -qrtems_debug.
2430
2431 2010-03-28  Jan Hubicka  <jh@suse.cz>
2432
2433         PR tree-optimization/43505
2434         * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2435         map should not be copied.
2436
2437 2010-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2438
2439         PR middle-end/41674
2440         * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2441         cdtors, set DECL_PRESERVE_P.
2442         * ipa.c (cgraph_externally_visible_p): Return true if declaration
2443         should be preseved.
2444
2445 2010-03-27  Uros Bizjak  <ubizjak@gmail.com>
2446
2447         PR tree-optimization/43528
2448         * stor-layout.c (place_field): Check that constant fits into
2449         unsigned HWI when skipping calculation of MS bitfield layout.
2450
2451 2010-03-27  Jan Hubicka  <jh@suse.cz>
2452
2453         PR middle-end/43391
2454         * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2455         notice_global_symbol work.
2456
2457 2010-03-27  Jakub Jelinek  <jakub@redhat.com>
2458
2459         * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2460         instead of dwarf2out_decl.
2461         (struct var_loc_node): Remove section_label field.
2462         (dwarf2out_function_decl): New function.
2463         (dwarf2out_var_location): Don't set section_label field.
2464         (dwarf2out_begin_function): Don't empty decl_loc_table here.
2465
2466 2010-03-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
2467
2468         PR tree-optimization/43544
2469         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2470         First argument for builtin vectorized function hook is now a
2471         tree to be able to distinguish between machine specific and
2472         standard builtins.
2473         * targhooks.c (default_builtin_vectorized_function): Ditto.
2474         * targhooks.h (default_builtin_vectorized_function): Ditto.
2475         * target.h (struct gcc_target): Ditto.
2476         * tree-vect-stmts.c (vectorizable_function): Ditto.
2477         * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2478         * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2479         Ditto.
2480
2481 2010-03-26  Joseph Myers  <joseph@codesourcery.com>
2482
2483         PR c/43381
2484         * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2485         nested binding iff it is a FUNCTION_DECL.
2486         (store_parm_decls_newstyle): Pass nested=true to bind for
2487         FUNCTION_DECLs amongst parameters.
2488
2489 2010-03-26  Jakub Jelinek  <jakub@redhat.com>
2490
2491         * var-tracking.c (vt_expand_loc_callback): Don't run
2492         cselib_expand_value_rtx_cb in dummy mode if
2493         cselib_dummy_expand_value_rtx_cb returned false.
2494
2495         * var-tracking.c (emit_note_insn_var_location): For one part
2496         notes with offset 0, don't add EXPR_LIST around the location.
2497         * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2498         add_location_or_const_value_attribute): Adjust for that change.
2499
2500         PR debug/43540
2501         * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2502         into first operand and location into second.
2503         (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2504         dw_cfi_oprnd_loc for DW_CFA_expression.
2505         (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2506         (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2507         assume first argument is regnum and second argument is location.
2508
2509 2010-03-26  Uros Bizjak  <ubizjak@gmail.com>
2510
2511         PR target/42113
2512         * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2513         of scratch register to DImode.  Split to DImode comparison operator.
2514         Use SImode subreg of scratch register in the multiplication.
2515         (*cmp_sadd_sidi): Ditto.
2516         (*cmp_ssub_si): Ditto.
2517         (*cmp_ssub_sidi): Ditto.
2518
2519 2010-03-26  Uros Bizjak  <ubizjak@gmail.com>
2520
2521         PR target/43524
2522         * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2523         Remove invalid assert and wrong comment.
2524
2525 2010-03-26  Jakub Jelinek  <jakub@redhat.com>
2526
2527         PR debug/43516
2528         * flags.h (final_insns_dump_p): New extern.
2529         * final.c (final_insns_dump_p): New variable.
2530         (rest_of_clean_state): Set it before -fdump-final-insns=
2531         dumping, clear afterwards.
2532         * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2533         MEM_ALIAS_SET on MEMs.
2534
2535 2010-03-26  David S. Miller  <davem@davemloft.net>
2536
2537         * configure.ac: Fix sparc GOTDATA_OP bug check.
2538         * configure: Rebuild.
2539
2540 2010-03-26  Alan Modra  <amodra@gmail.com>
2541
2542         * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2543
2544 2010-03-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2545
2546         * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2547         TLS_SECTION_ASM_FLAG.
2548
2549 2010-03-25  Jakub Jelinek  <jakub@redhat.com>
2550
2551         PR bootstrap/43511
2552         * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2553         Clear first_function_block_is_cold.
2554
2555         PR c/43385
2556         * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2557         argument if the argument is truth_value_p.
2558
2559 2010-03-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
2560
2561         * config/rs6000/constraints.md: Update copyright year for my changes.
2562
2563         PR target/43484
2564         * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2565         used in reg+reg addressing, swap registers.
2566
2567 2010-03-24  Jakub Jelinek  <jakub@redhat.com>
2568
2569         PR debug/43293
2570         * target.h (struct gcc_target): Add code_end hook.
2571         * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2572         if not yet defined.
2573         (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2574         * toplev.c (compile_file): Call targetm.asm_out.code_end
2575         hook before unwind info/debug info output.
2576         * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2577         * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2578         (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2579         * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2580         (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2581         * config/i386/i386.c (ix86_file_end): Renamed to...
2582         (ix86_code_end): ... this.  Make static.  Don't call
2583         file_end_indicate_exec_stack.  Emit unwind info using
2584         final_start_function/final_end_function.
2585         (darwin_x86_file_end): Remove.
2586         (TARGET_ASM_CODE_END): Define.
2587         * config/i386/i386.h (TARGET_ASM_FILE_END,
2588         NEED_INDICATE_EXEC_STACK): Don't define.
2589         * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2590         (TARGET_ASM_FILE_END): Define to darwin_file_end.
2591         * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2592         * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2593
2594         PR target/43498
2595         * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2596         at the beginning and final_end_function at the end.
2597         * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2598
2599 2010-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2600
2601         * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2602         and Sun as TLS syntax.
2603         (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2604         * configure: Regenerate.
2605         * config.in: Regenerate.
2606         * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2607         (default_elf_asm_named_section): Use it.
2608         * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2609         (i386_output_dwarf_dtprel): Likewise.
2610         (output_addr_const_extra): Likewise.
2611         (output_pic_addr_const): Lowercase @GOTTPOFF.
2612         (output_addr_const_extra): Likewise.
2613         (output_pic_addr_const): Lowercase @GOTNTPOFF.
2614         (output_addr_const_extra): Likewise.
2615         (output_pic_addr_const): Lowercase @INDNTPOFF.
2616         (output_addr_const_extra): Likewise.
2617         (output_pic_addr_const): Lowercase @NTPOFF.
2618         (output_addr_const_extra): Likewise.
2619         (output_pic_addr_const): Lowercase @TPOFF.
2620         (output_addr_const_extra): Likewise.
2621         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2622         (*tls_global_dynamic_64): Likewise.
2623         (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2624         (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2625
2626         * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2627         (ASM_OUTPUT_TLS_COMMON): Use it.
2628         * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2629
2630         PR target/38118
2631         * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2632         * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2633         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2634         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2635         * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2636         (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2637
2638 2010-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2639
2640         * config/i386/i386.c (override_options): Don't accept
2641         -mtls-dialect=sun any longer.
2642         * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2643         * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2644         (*tls_local_dynamic_base_32_sun): Likewise.
2645         * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2646
2647 2010-03-24  Jakub Jelinek  <jakub@redhat.com>
2648
2649         PR debug/43508
2650         * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2651         VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2652
2653         PR debug/43479
2654         * ira.c (adjust_cleared_regs): New function.
2655         (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2656
2657         PR debug/19192
2658         PR debug/43479
2659         * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2660         from gimple_block.
2661         * expr.c (expand_expr_real): Restore previous
2662         curr_insn_source_location and curr_insn_block after
2663         expand_expr_real_1 call.
2664         (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2665         instead of expand_expr_real_1.
2666
2667 2010-03-23  Vladimir Makarov  <vmakarov@redhat.com>
2668
2669         PR rtl-optimization/43413
2670         * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2671         hard regs too.
2672
2673 2010-03-22  James E. Wilson  <wilson@codesourcery.com>
2674
2675         PR target/43348
2676         * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2677         call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2678
2679 2010-03-22  H.J. Lu  <hongjiu.lu@intel.com>
2680
2681         * config/i386/i386.c (ix86_target_string): Add -mfma.
2682         Fix a typo in comment.
2683
2684 2010-03-22  Mike Stump  <mikestump@comcast.net>
2685
2686         PR target/23071
2687         * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2688         Don't overly align based upon packed packed fields.
2689
2690 2010-03-22  Jason Merrill  <jason@redhat.com>
2691
2692         * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2693         Use () rather than [], and move before the element type.
2694
2695 2010-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2696
2697         * doc/configfiles.texi (Configuration Files): Removed
2698         fixinc/Makefile*, intl/Makefile.*.
2699         * doc/makefile.texi: Fixed markup. Abstract from version
2700         control system used.
2701         (Makefile): Removed obsolete gcc/java/parse.y example.
2702         * doc/sourcebuild.texi: Likewise.
2703         (Top Level): Added config, gnattools, libdecnumber, libgcc,
2704         libgomp, libssp.  Removed fastjar.
2705         (Miscellaneous Docs): Clarify location.
2706         Added COPYING3, COPYING3.LIB.
2707         (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2708
2709 2010-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2710
2711         PR target/38085
2712         * config/i386/i386.c (x86_function_profiler)
2713         [!NO_PROFILE_COUNTERS]: Fix typo.
2714         * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2715         instead of callq.
2716
2717 2010-03-22  Janis Johnson  <janis187@us.ibm.com>
2718             Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2719
2720         * doc/sourcebuild.texi (Test Directives): Split into six
2721         subsections, with most of the current text in new subsections
2722         Directives, Selectors, and Final Actions.
2723         (Directives): Split list of test directives into multiple
2724         subsubsections.
2725         (Selectors): Describe use and syntax of selectors.
2726         (Effective-Target Keywords): Describe all existing keywords.
2727         (Add Options): Describe features for dg-add-options.
2728         (Require Support): Describe variants of dg-require-support.
2729         (Final Actions): Describe commands to use in dg-final.
2730
2731 2010-03-22  Michael Matz  <matz@suse.de>
2732
2733         PR middle-end/43475
2734         * recog.c (validate_replace_rtx_group): Replace also in
2735         REG_EQUAL and REG_EQUIV notes.
2736
2737 2010-03-22  Richard Guenther  <rguenther@suse.de>
2738
2739         PR tree-optimization/43390
2740         * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2741         sure vector extracts are type correct.
2742
2743 2010-03-22  Richard Guenther  <rguenther@suse.de>
2744
2745         PR middle-end/40106
2746         * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2747         x * sqrt (x) even when optimizing for size if the target
2748         has native support for sqrt.
2749
2750 2010-03-22  Jakub Jelinek  <jakub@redhat.com>
2751
2752         * varasm.c (make_decl_rtl_for_debug): Also clear
2753         flag_mudflap for the duration of make_decl_rtl call.
2754
2755         PR debug/43443
2756         * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2757         locs from preserved VALUEs.
2758
2759 2010-03-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2760
2761         PR middle-end/42718
2762         * pa.md (movmemsi): Set align to one if zero.
2763         (movmemdi): Likewise.
2764
2765 2010-03-21  Richard Earnshaw  <rearnsha@arm.com>
2766
2767         PR target/42321
2768         * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2769         with their corresponding prologue pushes.
2770
2771 2010-03-20  Andrew Pinski  <pinskia@gmail.com>
2772
2773         PR target/43156
2774         * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2775         at the begining or end.
2776         (spu_expand_epilogue): Likewise.
2777
2778 2010-03-20  Richard Guenther  <rguenther@suse.de>
2779
2780         PR rtl-optimization/43438
2781         * combine.c (make_extraction): Properly zero-/sign-extend an
2782         extraction of the low part of a CONST_INT.  Also handle
2783         CONST_DOUBLE.
2784
2785 2010-03-19  Mike Stump  <mikestump@comcast.net>
2786
2787         * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2788         * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2789         (override_options): Use SUBTARGET32_DEFAULT_CPU.
2790
2791 2010-03-19  Andrew Pinski  <andrew_pinski@caviumnetworks.com>
2792
2793         PR c/43211
2794         * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2795         an error.
2796
2797 2010-03-19  Bernd Schmidt  <bernds@codesourcery.com>
2798
2799         PR rtl-optimization/42258
2800         * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2801         use that may match DEF.
2802
2803         PR target/40697
2804         * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2805         the cost of loading the constant rather than assuming
2806         COSTS_N_INSNS (1).
2807         * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2808         outer code is AND, do the same tests as the andsi3 expander and
2809         return COSTS_N_INSNS (1) if and is cheap.
2810
2811         * optabs.c (avoid_expensive_constant): Fix formatting.
2812
2813 2010-03-19  Michael Matz  <matz@suse.de>
2814
2815         PR c++/43116
2816         * attribs.c (decl_attributes): When rebuilding a function pointer
2817         type use the same qualifiers as the original pointer type.
2818
2819 2010-03-19  Martin Jambor  <mjambor@suse.cz>
2820
2821         * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2822         and is_gimple_ip_invariant_address.
2823
2824 2010-03-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
2825
2826         Revert
2827         2009-10-01  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
2828
2829         * config/arm/arm.c (arm_override_options): Turn off
2830         flag_dwarf2_cfi_asm for AAPCS variants.
2831
2832 2010-03-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
2833
2834         PR target/43399
2835         * config/arm/arm.c (emit_multi_reg_push): Update comments.
2836         Use PRE_MODIFY instead of PRE_DEC.
2837         (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2838         (vfp_emit_fstmd): Likewise.
2839
2840 2010-03-19  Michael Matz  <matz@suse.de>
2841
2842         PR target/43305
2843         * builtins.c (expand_builtin_interclass_mathfn,
2844         expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2845         if that fails.
2846
2847 2010-03-19  Richard Guenther  <rguenther@suse.de>
2848
2849         PR tree-optimization/43415
2850         * tree-ssa-pre.c (phi_translate): Split out worker to ...
2851         (phi_translate_1): ... this.
2852         (phi_translate): Move all caching here.  Cache all NARY
2853         and REFERENCE translations.
2854
2855 2010-03-19  David S. Miller  <davem@davemloft.net>
2856
2857         With help from Eric Botcazou.
2858         * config/sparc/sparc.c: Include dwarf2out.h.
2859         (emit_pic_helper): Delete.
2860         (pic_helper_symbol_name): Delete.
2861         (pic_helper_emitted_p): Delete.
2862         (pic_helper_needed): New.
2863         (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2864         (get_pc_thunk_name): New.
2865         (load_pic_register): Remove 'delay_pic_helper' arg.  Use
2866         get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2867         Set pic_helper_needed to true.  Don't call emit_pic_helper.
2868         (sparc_expand_prologue): Update load_pic_register call.
2869         (sparc_output_mi_thunk): Likewise.
2870         (sparc_file_end): Emit a hidden comdat symbol for the PIC
2871         thunk if possible.  Output CFI information as needed.
2872
2873 2010-03-18  Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2874             Jack Howarth <howarth@bromo.med.uc.edu>
2875
2876         PR target/36399
2877         * config/i386/i386.h: Fix ABI on darwin x86-32.
2878
2879 2010-03-18  Aldy Hernandez  <aldyh@redhat.com>
2880
2881         * tree.h: Declare make_decl_rtl_for_debug.
2882         * varasm.c (make_decl_rtl_for_debug): New.
2883         * dwarf2out.c (rtl_for_decl_location): Call it.
2884         * cfgexpand.c (expand_debug_expr): Call it.
2885
2886 2010-03-18  Jakub Jelinek  <jakub@redhat.com>
2887
2888         PR bootstrap/43399
2889         * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2890         mem_mode.
2891
2892         PR bootstrap/43403
2893         * var-tracking.c (vt_init_cfa_base): Do nothing if
2894         cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2895
2896 2010-03-18  Alexandre Oliva  <aoliva@redhat.com>
2897
2898         PR debug/42873
2899         * var-tracking.c (canonicalize_vars_star): New.
2900         (dataflow_post_merge_adjust): Use it.
2901
2902 2010-03-18  Jakub Jelinek  <jakub@redhat.com>
2903
2904         PR debug/43058
2905         * var-tracking.c (non_suitable_const): New function.
2906         (add_uses): For DEBUG_INSNs with constants, don't record any
2907         value, instead just the constant value itself.
2908         (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2909         is not VAR_LOC_UNKNOWN_P, set var to the constant.
2910         (emit_notes_in_bb): Likewise.
2911         (emit_note_insn_var_location): For onepart variables if
2912         cur_loc is a VOIDmode constant, use DECL_MODE.
2913
2914 2010-03-18  Martin Jambor  <mjambor@suse.cz>
2915
2916         PR middle-end/42450
2917         * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2918         * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2919         all non-clones.  Moved call redirection...
2920         (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2921         (cgraph_materialize_all_clones): Dispose of all
2922         combined_args_to_skip bitmaps.
2923         (verify_cgraph_node): Do not check for edges pointing to wrong
2924         nodes in inline clones.
2925         * tree-inline.c (copy_bb): Call
2926         cgraph_redirect_edge_call_stmt_to_callee.
2927         * ipa.c (cgraph_remove_unreachable_nodes): Call
2928         cgraph_node_remove_callees even when there are used clones.
2929
2930 2010-03-18  H.J. Lu  <hongjiu.lu@intel.com>
2931
2932         * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2933
2934 2010-03-18  H.J. Lu  <hongjiu.lu@intel.com>
2935
2936         PR target/43383
2937         * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2938         for 32bit.
2939
2940 2010-03-18  Michael Matz  <matz@suse.de>
2941
2942         PR middle-end/43419
2943         * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2944         into sqrt(x) if we need to preserve signed zeros.
2945
2946 2010-03-18  Steven Bosscher  <steven@gcc.gnu.org>
2947             Eric Botcazou  <ebotcazou@adacore.com>
2948
2949         PR rtl-optimization/43360
2950         * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2951         note if we don't know its invariant status.
2952
2953 2010-03-18  Michael Matz  <matz@suse.de>
2954
2955         PR tree-optimization/43402
2956         * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2957         PHI chains of ssa names registered for update.
2958
2959 2010-03-17  Peter Bergner  <bergner@vnet.ibm.com>
2960
2961         PR target/42427
2962         * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2963         non-offsettable and pre_modify update addressing.
2964         * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2965         and "2" alternatives "#".
2966         (*movdd_softfloat32): Make all alternatives "#";
2967         * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2968         (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2969         (*movdf_softfloat32): Make all alternatives "#";
2970         (movdi): Use the new DIFD mode iterator to create a common splitter
2971         for movdi, movdf and movdd patterns.
2972
2973 2010-03-18  Shujing Zhao  <pearly.zhao@oracle.com>
2974
2975         * common.opt (dumpdir): Remove redundant tab.
2976
2977 2010-03-17  Martin Jambor  <mjambor@suse.cz>
2978
2979         PR tree-optimization/43347
2980         * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2981         original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2982
2983 2010-03-17  Bernd Schmidt  <bernd.schmidt@analog.com>
2984
2985         PR rtl-optimization/42216
2986         * regrename.c (create_new_chain): New function, broken out from...
2987         (scan_rtx_reg): ... here.  Call it.  Handle the case where we are
2988         appending a use to an empty chain.
2989         (build_def_use): Remove previous changes that convert OP_INOUT to
2990         OP_OUT operands; instead detect the case where an OP_INOUT operand
2991         uses a previously untracked register and create an empty chain for it.
2992
2993 2010-03-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2994
2995         * doc/extend.texi (Function Attributes): Rewrite unfinished
2996         sentence in ms_abi documentation.
2997
2998 2010-03-17  Alan Modra  <amodra@gmail.com>
2999
3000         * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3001         * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3002         (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3003         * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3004
3005 2010-03-16  Richard Henderson  <rth@redhat.com>
3006
3007         PR middle-end/43365
3008         * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3009         (lower_try_finally): Save and restore eh_seq around the expansion
3010         of the try-finally.
3011
3012 2010-03-16  Aldy Hernandez  <aldyh@redhat.com>
3013
3014         * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3015         statements before splitting block.
3016
3017 2010-03-16  Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3018
3019         * doc/sourcebuild.texi (Testsuites): Fix markup.
3020         Use pathnames relative to gcc/testsuite.
3021         (Test Directives): Move description of how timeout is determined.
3022         (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3023         (C Tests): Correct gcc.misc-tests directory.
3024         Framework tests now live in gcc.test-framework.
3025
3026 2010-03-16  Richard Guenther  <rguenther@suse.de>
3027
3028         PR middle-end/43379
3029         * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3030         operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3031
3032 2010-03-16  Aldy Hernandez  <aldyh@redhat.com>
3033             Alexandre Oliva  <aoliva@redhat.com>
3034
3035         PR tree-optimization/42917
3036         * lambda-code.c (remove_iv): Skip debug statements.
3037         (lambda_loopnest_to_gcc_loopnest): Likewise.
3038         (not_interesting_stmt): Debug statements are not interesting.
3039
3040 2010-03-16  Jakub Jelinek  <jakub@redhat.com>
3041
3042         PR debug/43051
3043         PR debug/43092
3044         * cselib.c (cselib_preserve_constants,
3045         cfa_base_preserved_val): New static variables.
3046         (preserve_only_constants): New function.
3047         (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3048         clear its REG_VALUES.  If cselib_preserve_constants, don't
3049         empty the whole hash table, but preserve there VALUEs with constants,
3050         cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3051         (cselib_preserve_cfa_base_value): New function.
3052         (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3053         (cselib_init): Change argument to int bitfield.  Set
3054         cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3055         is in it.
3056         (cselib_finish): Clear cselib_preserve_constants and
3057         cfa_base_preserved_val.
3058         * cselib.h (enum cselib_record_what): New enum.
3059         (cselib_init): Change argument to int.
3060         (cselib_preserve_cfa_base_value): New prototype.
3061         * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3062         * dse.c (dse_step1): Likewise.
3063         * cfgcleanup.c (thread_jump): Likewise.
3064         * sched-deps.c (sched_analyze): Likewise.
3065         * gcse.c (local_cprop_pass): Likewise.
3066         * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3067         If FN is non-NULL, call the callback always and whenever it returns
3068         non-NULL just return that.  Only do rtx_equal_p if FN is NULL.
3069         * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3070         * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3071         compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3072         * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3073         * var-tracking.c: Include recog.h.
3074         (bb_stack_adjust_offset): Remove.
3075         (vt_stack_adjustments): Don't call it, instead just gather the
3076         adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3077         (adjust_stack_reference): Remove.
3078         (compute_cfa_pointer): New function.
3079         (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3080         (struct adjust_mem_data): New type.
3081         (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3082         functions.
3083         (get_address_mode): New function.
3084         (replace_expr_with_values): Use it.
3085         (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3086         Use get_address_mode.  For cfa_base_rtx return MO_CLOBBER.
3087         (adjust_sets): Remove.
3088         (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3089         Use get_address_mode.
3090         (get_adjusted_src): Remove.
3091         (add_stores): Don't call it.  Never reuse expr SET.  Don't add extra
3092         MO_VAL_USE for cfa_base_rtx plus constant.  Use get_address_mode.
3093         (add_with_sets): Don't call adjust_sets.
3094         (fp_setter, vt_init_cfa_base): New functions.
3095         (vt_initialize): Change return type to bool.  Move most of pool etc.
3096         initialization to the beginning of the function from end.  Pass
3097         CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3098         If !frame_pointer_needed, call vt_stack_adjustment before mos
3099         vector is filled, call vt_init_cfa_base if argp/framep has been
3100         eliminated to sp.  If frame_pointer_needed and argp/framep has
3101         been eliminated to hard frame pointer, set
3102         hard_frame_pointer_adjustment and call vt_init_cfa_base after
3103         encountering fp setter in the prologue.  For MO_ADJUST, call
3104         log_op_type before pusing the op into mos vector, not afterwards.
3105         Call adjust_insn before cselib_process_insn/add_with_sets,
3106         call cancel_changes (0) afterwards.
3107         (variable_tracking_main_1): Adjust for vt_initialize calling
3108         vt_stack_adjustments and returning whether it succeeded or not.
3109
3110 2010-03-15  Aldy Hernandez  <aldyh@redhat.com>
3111
3112         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3113         debug statements.
3114
3115 2010-03-15  Jakub Jelinek  <jakub@redhat.com>
3116
3117         * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3118         has been set.
3119         (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3120         drap_reg has not been set.
3121
3122 2010-03-15  Michael Matz  <matz@suse.de>
3123
3124         PR middle-end/43300
3125         * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3126         use it to expand block copies.
3127         (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3128         insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3129         (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3130
3131 2010-03-15  Richard Guenther  <rguenther@suse.de>
3132
3133         PR tree-optimization/43367
3134         * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3135         elimination check.
3136
3137 2010-03-15  Richard Guenther  <rguenther@suse.de>
3138
3139         PR tree-optimization/43317
3140         * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3141
3142 2010-03-15  Martin Jambor  <mjambor@suse.cz>
3143
3144         PR tree-optimization/43141
3145         * tree-sra.c (create_abstract_origin): New function.
3146         (modify_function): Call create_abstract_origin.
3147
3148 2010-03-15  Chris Demetriou  <cgd@google.com>
3149
3150         * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3151         wasn't copied.
3152
3153 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3154
3155         PR middle-end/43354
3156         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3157         call insert_out_of_ssa_copy for default definitions.
3158
3159 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3160
3161         * graphite-clast-to-gimple.c (my_long_long): Defined.
3162         (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3163         * graphite-sese-to-poly.c (my_long_long): Defined.
3164         (scop_ivs_can_be_represented): Use it.
3165
3166 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3167
3168         * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3169         graphite-max-bbs-per-function, and loop-block-tile-size.
3170         * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3171         with "maximum".
3172         (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3173
3174 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3175
3176         * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3177         forward declaration.
3178         * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3179         (add_upper_bounds_from_estimated_nit): New.
3180         (build_loop_iteration_domains): Use it.
3181
3182 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3183
3184         * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3185
3186 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3187
3188         PR middle-end/43306
3189         * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3190         should be an INTEGER_CST.  Also handle CASE_CONVERT.
3191
3192 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3193
3194         * graphite.c (graphite_initialize): To bound the number of bbs per
3195         function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3196         * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3197         * doc/invoke.texi: Document it.
3198
3199 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3200
3201         * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3202         * graphite-sese-to-poly.h (build_poly_scop): Same.
3203
3204 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3205
3206         * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3207         the number of parameters in the scop.  Use as an upper bound
3208         PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3209         * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3210         * doc/invoke.texi: Document it.
3211
3212 2010-03-13  Jerry Quinn  <jlquinn@optonline.net>
3213
3214         * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3215         * doc/c-tree.texi: Remove.
3216         * doc/generic.texi: Merge c-tree.texi here.
3217         * doc/gccint.texi (Trees): Remove menu entry.
3218         (c-tree.texi): Remove @include.
3219         * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3220         * doc/languages.texi (Reading RTL): Ditto.
3221
3222 2010-03-12  Steve Ellcey  <sje@cup.hp.com>
3223
3224         PR target/42869
3225         * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3226
3227 2010-03-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
3228
3229         PR middle-end/42431
3230         * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3231         code added to work around reload clobbering CONST insns.
3232
3233 2010-03-12  Jakub Jelinek  <jakub@redhat.com>
3234
3235         * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3236         (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3237         (cselib_preserve_only_values): Remove retain argument, don't
3238         traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3239         * cselib.h (cselib_preserve_only_values): Remove retain argument.
3240         * var-tracking.c (micro_operation): Move insn field before union.
3241         Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3242         (struct variable_tracking_info_def): Remove n_mos field, change
3243         mos into a vector of micro_operations.
3244         (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3245         (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3246         compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3247         changing into a vector.
3248         (add_with_sets): Likewise.  Ensure MO_VAL_USE uops from add_stores
3249         come before all other uops generated by add_stores.
3250         (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3251         argument removal.
3252         (vt_initialize): Likewise.  Adjust for VTI (bb)->mos changing into
3253         a vector.  Run just one pass over the bbs instead of separate counting
3254         and computation phase.
3255         (vt_finalize): Free VTI (bb)->mos vector instead of array.
3256
3257         PR debug/43329
3258         * tree-inline.c (remap_decls): Put old_var rather than origin_var
3259         into *nonlocalized_list vector.
3260         * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3261         even if origin is non-NULL.
3262         (gen_variable_die): Likewise.
3263         (process_scope_var): Don't change origin.
3264         (gen_decl_die): Likewise.
3265         * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3266         before adding new edges instead of after it, fix moving over
3267         debug stmts.
3268
3269 2010-03-11  David S. Miller  <davem@davemloft.net>
3270
3271         * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3272         of four.
3273         * configure: Rebuild.
3274
3275 2010-03-11  Martin Jambor  <mjambor@suse.cz>
3276
3277         PR tree-optimization/43257
3278         * tree.c (assign_assembler_name_if_neeeded): New function.
3279         (free_lang_data_in_cgraph): Assembler name assignment moved to the
3280         above new function.
3281         * tree.h (assign_assembler_name_if_neeeded): Declare.
3282         * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3283         the function if needed.
3284
3285 2010-03-11  Chris Demetriou  <cgd@google.com>
3286
3287         * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3288         include/stdint-gcc.h, and include/stdint.h world-readable.
3289
3290 2010-03-11  Richard Guenther  <rguenther@suse.de>
3291
3292         PR tree-optimization/43255
3293         * tree-vrp.c (process_assert_insertions_for): Do not insert
3294         asserts for trivial conditions.
3295
3296 2010-03-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3297
3298         PR tree-optimization/43280
3299         * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3300         generation.  Move calculation of size out of the if branch.
3301         (find_bswap): Modify compare number generation.
3302
3303 2010-03-11  Richard Guenther  <rguenther@suse.de>
3304
3305         PR lto/43200
3306         * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3307         (input_gimple_stmt): Fixup handled component types during
3308         operand read.  Also fix up decls in ADDR_EXPRs.
3309
3310 2010-03-10  Eric Botcazou  <ebotcazou@adacore.com>
3311
3312         * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3313         * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3314
3315 2010-03-10  Jan Hubicka  <jh@suse.cz>
3316
3317         PR c/43288
3318         * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3319         * varasm.c (get_variable_section): Don't do that here...
3320         (make_decl_rtl): ... and here.
3321         (do_assemble_alias): Produce decl RTL.
3322         (assemble_alias): Likewise.
3323
3324 2010-03-10  Jakub Jelinek  <jakub@redhat.com>
3325
3326         PR debug/43290
3327         * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3328         * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3329         of fde->vdrap_reg.
3330         (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3331         (based_loc_descr): Only express drap or vdrap regno based expressions
3332         using DW_OP_fbreg when not optimizing.
3333         * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3334         make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3335         REG_CFA_SET_VDRAP note.
3336
3337 2010-03-10  Alexander Monakov  <amonakov@ispras.ru>
3338
3339         PR tree-optimization/43236
3340         * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3341         error in calculation of base address in reverse iteration case.
3342         (generate_builtin): Take number of latch executions if the statement
3343         is in the latch.
3344
3345 2010-03-10  Andrey Belevantsev  <abel@ispras.ru>
3346
3347         PR middle-end/42859
3348         * tree-eh.c: Include pointer-set.h.
3349         (lower_eh_dispatch): Filter out duplicate case labels and
3350         remove the unneeded edge when the label is unused.  Return
3351         true when some edges are removed.
3352         (execute_lower_eh_dispatch): When any lowering resulted in
3353         removing an edge, also delete unreachable blocks.
3354
3355 2010-03-10  Jakub Jelinek  <jakub@redhat.com>
3356
3357         PR bootstrap/43287
3358         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3359         UNSPEC_MACHOPIC_OFFSET.
3360
3361 2010-03-09  Andreas Schwab  <schwab@linux-m68k.org>
3362
3363         PR target/43294
3364         * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3365         (m68k_delegitimize_address): New function.
3366
3367 2010-03-09  Jakub Jelinek  <jakub@redhat.com>
3368
3369         PR debug/43299
3370         * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3371
3372         PR debug/43299
3373         * var-tracking.c (adjust_sets): New function.
3374         (count_with_sets, add_with_sets): Use it.
3375         (get_adjusted_src): New inline function.
3376         (add_stores): Use it.
3377
3378         PR debug/43304
3379         * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3380         call cselib_dummy_expand_value_rtx_cb instead of
3381         cselib_expand_value_rtx_cb.
3382
3383         PR debug/43293
3384         * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3385         * config/i386/i386.c: Include debug.h and dwarf2out.h.
3386         (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3387         and .cfi_endproc around the pic thunks.
3388         (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3389         all queued unwind info register saves are saved before the call.
3390         For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3391         considered as sp-=4 for unwind info and the pop as sp+=4 which
3392         also clobbers dest, but doesn't actually restore it.
3393
3394         PR debug/43290
3395         * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3396         RTX_FRAME_RELATED_P.
3397
3398 2010-03-09  Jie Zhang  <jie@codesourcery.com>
3399
3400         * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3401         whitespaces in output template.
3402
3403 2010-03-09  Jie Zhang  <jie@codesourcery.com>
3404
3405         * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3406         out array boundary.
3407
3408 2010-03-08  Jakub Jelinek  <jakub@redhat.com>
3409
3410         * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3411         builtins.exp in a separate job.
3412
3413 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3414
3415         * graphite-sese-to-poly.c (add_param_constraints): Use
3416         lower_bound_in_type and upper_bound_in_type.
3417
3418 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3419
3420         * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3421         instead of unsigned_type_node.
3422
3423 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3424             Reza Yazdani  <reza.yazdani@amd.com>
3425
3426         PR middle-end/43065
3427         * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3428         on pointer type parameters.
3429
3430 2010-03-08  Tobias Grosser  <grosser@fim.uni-passau.de>
3431
3432         PR middle-end/42644
3433         PR middle-end/42130
3434         * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3435         handle conversions from pointer to integers.
3436         (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3437         induction variable, to be able to work with code generated by CLooG.
3438         * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3439         (build_poly_scop): Bail out if we cannot codegen a loop.
3440
3441 2010-03-08  Tobias Grosser  <grosser@fim.uni-passau.de>
3442
3443         * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3444         code generation with gloog_error.
3445
3446 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3447