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1 2010-04-20  Richard Guenther  <rguenther@suse.de>
2
3         * tree-ssa-structalias.c (do_sd_constraint): Add edges only
4         from vars that can have pointers.
5         (process_constraint): Dump useless constraints.
6
7 2010-04-20  Richard Guenther  <rguenther@suse.de>
8
9         * tree-ssa-structalias.c (do_structure_copy): Properly handle
10         DEREF.
11         (dump_sa_points_to_info): Remove asserts.
12         (init_base_vars): nothing_id isn't an escape point nor does it
13         have pointers.
14
15 2010-04-20  Jakub Jelinek  <jakub@redhat.com>
16
17         * tree.h (TYPE_REF_IS_RVALUE): Define.
18         * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
19         should_move_die_to_comdat, prune_unused_types_walk): Handle
20         DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
21         (modified_type_die, gen_reference_type_die): Emit
22         DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
23         if TYPE_REF_IS_RVALUE and -gdwarf-4.
24
25 2010-04-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
26
27         PR target/43635
28         * config/s390/s390.c (s390_emit_call): Turn direct into indirect
29         calls for -fpic -m31 if they have been sibcall optimized.
30
31 2010-04-19  James E. Wilson  <wilson@codesourcery.com>
32
33         PR rtl-optimization/43520
34         * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
35         ar.lc fixed and call-used.
36
37         * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
38
39 2010-04-19  Jan Hubicka  <jh@suse.cz>
40
41         * opts.c (decode_options): Disable whpr incompatible passes.
42         * lto/lto.c (lto_1_to_1_map): Skip clones.
43         (read_cgraph_and_symbols): Do not mark everything as needed.
44         (do_whole_program_analysis): Do map only after optimizing;
45         set proper cgraph_state; use passmanager.
46
47 2010-04-19  DJ Delorie  <dj@redhat.com>
48
49         * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
50         POINTER_PLUS_EXPR and fix them.
51
52 2010-04-19  Eric B. Weddington  <eric.weddington@atmel.com>
53
54         * config/avr/avr-devices.c (avr_mcu_types): Add support for new
55         devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
56         attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
57         atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
58         atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
59         atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
60         atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
61         atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
62         m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
63         atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
64         * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
65
66 2010-04-19  Eric Botcazou  <ebotcazou@adacore.com>
67
68         * ifcvt.c (noce_try_cmove_arith): Fix long lines.
69         (check_cond_move_block): Likewise.
70         (cond_move_process_if_block): Likewise.
71         (noce_find_if_block): Improve formatting.
72         (find_if_header): Pass 0 to memset and tweak conditions.
73         (cond_exec_find_if_block): Fix long lines and tweak conditions.
74
75 2010-04-19  Jakub Jelinek  <jakub@redhat.com>
76
77         * dwarf2out.c (lower_bound_default): For DW_LANG_Python return
78         0 for -gdwarf-4.
79
80         PR middle-end/43337
81         * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
82         with non-local decl doesn't need chain.
83
84 2010-04-19  Vladimir Makarov  <vmakarov@redhat.com>
85
86         * ira-color.c (allocno_reload_assign): Avoid accumulating
87         reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
88
89 2010-04-19  Martin Jambor  <mjambor@suse.cz>
90
91         * gimple.h (create_tmp_reg): Declare.
92         * gimplify.c (create_tmp_reg): New function.
93         (gimplify_return_expr): Use create_tmp_reg.
94         (gimplify_omp_atomic): Likewise.
95         (gimple_regimplify_operands): Likewise.
96         * tree-dfa.c (make_rename_temp): Likewise.
97         * tree-predcom.c (predcom_tmp_var): Likewise.
98         (reassociate_to_the_same_stmt): Likewise.
99         * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
100         (get_replaced_param_substitute): Likewise.
101         * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
102         * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
103         * tree-ssa-pre.c (get_representative_for): Likewise.
104         (create_expression_by_pieces): Likewise.
105         * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
106         (create_tailcall_accumulator): Likewise.
107
108 2010-04-19  Martin Jambor  <mjambor@suse.cz>
109
110         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
111         new_stmt.
112         (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
113
114 2010-04-19  Richard Guenther  <rguenther@suse.de>
115
116         PR tree-optimization/43796
117         * tree-vrp.c (adjust_range_with_scev): Lookup init and step
118         from SCEV in the lattice.
119         (vrp_visit_phi_node): Dump change.
120
121 2010-04-19  Richard Guenther  <rguenther@suse.de>
122
123         * configure.ac: Fix quoting around elf_getshstrndx ABI check.
124         * configure: Re-generated.
125
126 2010-04-19  Richard Guenther  <rguenther@suse.de>
127
128         PR tree-optimization/43783
129         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
130         constant ARRAY_REF operands two and three if possible.
131
132 2010-04-19  Uros Bizjak  <ubizjak@gmail.com>
133
134         PR target/43766
135         * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
136
137 2010-04-19  Jie Zhang  <jie@codesourcery.com>
138
139         PR target/43662
140         * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
141
142 2010-04-19 Ira Rosen <irar@il.ibm.com>
143
144         PR tree-optimization/37027
145         * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions 
146         and macro to access it.
147         (vectorizable_reduction): Add argument.
148         (vect_get_slp_defs): Likewise.
149         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
150         statements for possible use in SLP.
151         (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
152         (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
153         (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
154         add new argument.
155         (vectorizable_reduction): Likewise.
156         * tree-vect-stmts.c (vect_get_vec_defs): Update call to 
157         vect_get_slp_defs.
158         (vectorizable_type_demotion, vectorizable_type_promotion,
159         vectorizable_store): Likewise.
160         (vect_analyze_stmt): Update call to vectorizable_reduction.
161         (vect_transform_stmt): Likewise.
162         * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
163         (vect_build_slp_tree): Fix indentation. Check that there are no loads
164         from different interleaving chains in same node.
165         (vect_slp_rearrange_stmts): New function.
166         (vect_supported_load_permutation_p): Allow load permutations for 
167         reductions. Call vect_slp_rearrange_stmts() to rearrange statements
168         inside SLP nodes if necessary.
169         (vect_analyze_slp_instance): Handle reductions.
170         (vect_analyze_slp): Try to build SLP instances originating from groups
171         of reductions.
172         (vect_detect_hybrid_slp_stmts): Skip reduction statements.
173         (vect_get_constant_vectors): Create initial vectors for reductions
174         according to reduction code. Add new argument.
175         (vect_get_slp_defs): Add new argument, pass it to 
176         vect_get_constant_vectors.
177         (vect_schedule_slp_instance): Remove SLP tree root statements.
178
179 2010-04-19  Jakub Jelinek  <jakub@redhat.com>
180
181         * tree.h (ENUM_IS_SCOPED): Define.
182         * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
183         for ENUM_IS_SCOPED enums.
184
185 2010-04-18  Eric Botcazou  <ebotcazou@adacore.com>
186
187         * fold-const.c (fold_comparison): Use ssizetype.
188         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
189         * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
190         * tree-loop-distribution.c (build_size_arg_loc): Likewise.
191         * tree-object-size.c (compute_object_sizes): Use size_type_node.
192
193         * tree.h (initialize_sizetypes): Remove parameter.
194         (build_common_tree_nodes): Remove second parameter.
195         * stor-layout.c (initialize_sizetypes): Remove parameter.
196         Always create an unsigned type.
197         (set_sizetype): Assert that the passed type is unsigned and simplify.
198         * tree.c (build_common_tree_nodes): Remove second parameter.
199         Adjust call to initialize_sizetypes.
200         * c-decl.c (c_init_decl_processing): Remove second argument in call to
201         build_common_tree_nodes.
202
203 2010-04-18  Matthias Klose  <doko@ubuntu.com>
204
205         * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
206
207 2010-04-18 Ira Rosen <irar@il.ibm.com> 
208
209         PR tree-optimization/43771
210         * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
211         load permutation doesn't have gaps.
212
213 2010-04-18  Jan Hubicka  <jh@suse.cz>
214
215         * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
216         (sse_prologue_save_insn expander): Use new pattern.
217         (sse_prologue_save_insn1): New pattern and splitter.
218         (sse_prologue_save_insn): Update to deal also with 64bit aligned
219         blocks.
220         * i386.c (setup_incoming_varargs_64): Do not compute jump
221         destination here.
222         (ix86_gimplify_va_arg): Update alignment needed.
223         (ix86_local_alignment): Do not align all local arrays to 128bit.
224
225 2010-04-17  Jan Hubicka  <jh@suse.cz>
226
227         * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
228
229 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
230
231         * arm.md (negdi2): Remove redundant code to force values into a
232         register.
233
234 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
235
236         * arm/bpabi.S: Add EABI alignment attributes to objects.
237         * arm/bpabi-v6m.S: Likewise.
238         * arm/crti.asm: Likewise.
239         * arm/crtn.asm: Likewise.
240         * arm/lib1funcs.asm: Likewise.
241         * arm/libunwind.S: Likewise.
242
243 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
244
245         * arm-protos.h (tune_params): New structure.
246         * arm.c (current_tune): New variable.
247         (arm_constant_limit): Delete.
248         (struct processors): Add pointer to the tune parameters.
249         (arm_slowmul_tune): New tuning option.
250         (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
251         (all_cores): Adjust to pick up the tuning model.
252         (arm_constant_limit): New function.
253         (arm_override_options): Select the appropriate tuning model.  Delete
254         initialization of arm_const_limit.
255         (arm_split_constant): Use the new constant-limit model.
256         (arm_rtx_costs): Pick up the current tuning model.
257         * arm.md (is_strongarm, is_xscale): Delete.
258         * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
259         for Xscale variant architectures.
260         (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
261
262 2010-04-17  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
263
264         * config/arm/arm.c (arm_gen_constant): Remove unused variable
265         can_shift.
266         (arm_rtx_costs_1): Remove unused variable extra_cost.
267         (arm_unwind_emit_set): Use variable offset.
268         (thumb1_output_casesi): Remove unused variable flags.
269
270 2010-04-16  Jeff Law  <law@redhat.com>
271
272         * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
273         needing assignment rather than doing a two-phase assignment.  Remove
274         unused variable 'm'.
275
276 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
277
278         PR bootstrap/43767
279         * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
280
281 2010-04-16  Doug Kwan  <dougkwan@google.com>
282
283         * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
284         (next_operand_entry_id): New static variable.
285         (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
286         (add_to_ops_vec): Assigned unique ID to operand entry.
287         (struct oecount_s): New field ID.
288         (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
289         (undistribute_ops_list): Assign unique IDs to oecounts.
290         (init_reassoc): reset next_operand_entry_id.
291
292 2010-04-16  Doug Kwan  <dougkwan@google.com>
293
294         * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
295         missing left parenthesis.
296         
297 2010-04-16  Uros Bizjak  <ubizjak@gmail.com>
298
299         * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
300         *btdi_rex64 using SWI48 mode iterator.
301         (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
302         (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
303         *jcc_btdi_mask_rex64.
304
305 2010-04-16  Anatoly Sokolov  <aesok@post.ru>
306
307         * double-int.h (tree_to_double_int): Convert to macro.
308         * double-int.c (tree_to_double_int): Remove.
309
310 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
311
312         PR debug/43762
313         * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
314         with want_address 2 and in case a single element list might be
315         possible, call it again with want_address 0.
316
317 2010-04-12  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
318
319         * config/h8300/h8300.c (print_operand) : Modify case 'V' and
320         case 'W' print operands for HI mode.
321         * config/h8300/h8300.h (Y0, Y2) : New constraints.
322         * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
323         (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
324         * config/h8300/predicate.md (bit_register_indirect_operand): New.
325
326         * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
327
328         * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx, 
329         cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
330         #xx:3 and #xx:4 mode.
331
332         * config/h8300/h8300.md (inverted load with HImode dest): Add
333         support for H8300SX.
334
335         * config/h8300/predicate.md (bit_operand): Allow immediate values that
336         satisfy 'U' constraint.
337
338 2010-04-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
339
340         * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
341         flavor.
342         * configure: Regenerate.
343         * config.in: Regenerate.
344         * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
345         works.
346
347 2010-04-16  Richard Guenther  <rguenther@suse.de>
348
349         * tree.h (struct tree_decl_minimal): Move pt_uid ...
350         (struct tree_decl_common): ... here.
351         (DECL_PT_UID): Adjust.
352         (SET_DECL_PT_UID): Likewise.
353         (DECL_PT_UID_SET_P): Likewise.
354
355 2010-04-16  Richard Guenther  <rguenther@suse.de>
356
357         PR tree-optimization/43572
358         * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
359         * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
360         * tree-flow.h (is_call_clobbered): Remove.
361         * tree-flow-inline.h (is_call_clobbered): Likewise.
362         * tree-dfa.c (dump_variable): Do not dump call clobber state.
363         * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
364         (execute_return_slot_opt): Adjust.
365         * tree-tailcall.c (suitable_for_tail_opt_p): Remove
366         check for call clobbered vars here.
367         (find_tail_calls): Move tailcall verification to the
368         proper place.
369
370 2010-04-16  Diego Novillo  <dnovillo@google.com>
371
372         * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
373         handled.
374
375 2010-04-16  Bernd Schmidt  <bernds@codesourcery.com>
376
377         PR target/40603
378         * config/arm/arm.md (cbranchqi4): New pattern.
379         * config/arm/predicates.md (const0_operand,
380         cbranchqi4_comparison_operator): New predicates.
381
382 2010-04-16  Richard Guenther  <rguenther@suse.de>
383
384         * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
385         (dump_gimple_stmt): Likewise.
386
387 2010-04-16  Bernd Schmidt  <bernds@codesourcery.com>
388
389         * recog.h (struct recog_data): New field is_operator.
390         (struct insn_operand_data): New field is_operator.
391         * recog.c (extract_insn): Set recog_data.is_operator.
392         * genoutput.c (output_operand_data): Emit code to set the
393         is_operator field.
394         * reload.c (find_reloads): Use it rather than testing for an
395         empty constraint string.
396
397         PR target/41514
398         * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
399         If the previous insn is a cbranchsi4_insn with the same arguments,
400         omit the compare instruction.
401
402         * config/arm/arm.md (addsi3_cbranch): If destination is a high
403         register, inputs must be low registers and we need a low register
404         scratch.  Handle alternative 2 like alternative 3.
405
406 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
407
408         * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
409         don't call get_addr on both.  If one expression is a VALUE and
410         the other a REG, check VALUE's locs if the REG isn't among them.
411
412 2010-04-16  Christian Bruel  <christian.bruel@st.com>
413
414         * config/sh/sh.h (sh_frame_pointer_required): New function.
415         * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
416         (flag_omit_frame_pointer) Set.
417         (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
418         (rounded_frame_size): Adjust size with outgoing_args_size.
419         (sh_set_return_address): Must return from stack pointer.
420         * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
421         (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
422         (ACCUMULATE_OUTGOING_ARGS): Define.
423         * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
424         * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
425
426 2010-04-15  Kaz Kojima  <kkojima@gcc.gnu.org>
427
428         PR target/43471
429         * config/sh/sh.c (sh_legitimize_reload_address): Use
430         MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
431         Remove a unneeded check for offset_base.
432
433 2010-04-15  H.J. Lu  <hongjiu.lu@intel.com>
434
435         * configure: Regenerated.
436
437 2010-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
438
439         * config/s390/s390.c (s390_call_save_register_used): Switch back
440         to HARD_REGNO_NREGS.
441
442 2010-04-15  Richard Guenther  <rguenther@suse.de>
443
444         * alias.c (alias_set_subset_of): Handle alias-set zero
445         child properly.
446
447 2010-04-15  Mark Shinwell  <shinwell@codesourcery.com>
448             Julian Brown  <julian@codesourcery.com>
449
450         * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
451         alternatives according to use of high and low regs.
452         * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
453         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
454         optimizing for size on Thumb-2.
455
456 2010-04-15  Thomas Schwinge  <tschwinge@gnu.org>
457
458         * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
459
460 2010-04-15  Richard Guenther  <rguenther@suse.de>
461
462         * tree-ssa-structalias.c (struct variable_info): Add
463         is_fn_info flag.
464         (new_var_info): Initialize it.
465         (dump_constraints): Support printing last added constraints.
466         (debug_constraints): Adjust.
467         (dump_constraint_graph): Likewise.
468         (make_heapvar_for): Check for NULL cfun.
469         (get_function_part_constraint): New function.
470         (get_fi_for_callee): Likewise.
471         (find_func_aliases): Properly implement IPA PTA constraints.
472         (process_ipa_clobber): New function.
473         (find_func_clobbers): Likewise.
474         (insert_into_field_list_sorted): Remove.
475         (create_function_info_for): Properly allocate vars for IPA mode.
476         Do not use insert_into_field_list_sorted.
477         (create_variable_info_for): Properly generate constraints for
478         global vars in IPA mode.
479         (dump_solution_for_var): Always dump the solution.
480         (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
481         (find_what_var_points_to): Adjust.
482         (pt_solution_set): Change.
483         (pt_solution_ior_into): New function.
484         (pt_solution_empty_p): Export.
485         (pt_solution_includes_global): Adjust.
486         (pt_solution_includes_1): Likewise.
487         (pt_solutions_intersect_1): Likewise.
488         (dump_sa_points_to_info): Check some invariants.
489         (solve_constraints): Move constraint dumping ...
490         (compute_points_to_sets): ... here.
491         (ipa_pta_execute): ... and here.
492         (compute_may_aliases): Do not re-compute points-to info
493         locally if IPA info is available.
494         (ipa_escaped_pt): New global var.
495         (ipa_pta_execute): Properly implement IPA PTA.
496         * tree-into-ssa.c (dump_decl_set): Support dumping
497         decls not in referenced-vars.
498         * tree-flow.h (struct gimple_df): Add ipa_pta flag.
499         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
500         (dump_points_to_solution): Likewise.
501         * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
502         * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
503         (remap_gimple_stmt): Reset call clobber/use information if
504         necessary.
505         (copy_decl_to_var): Copy DECL_PT_UID.
506         (copy_result_decl_to_var): Likewise.
507         * tree.c (make_node_stat): Initialize DECL_PT_UID.
508         (copy_node_stat): Copy it.
509         * tree.h (DECL_PT_UID): New macro.
510         (SET_DECL_PT_UID): Likewise.
511         (DECL_PT_UID_SET_P): Likewise.
512         (struct tree_decl_minimal): Add pt_uid member.
513         * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
514         (pt_solution_empty_p): Declare.
515         (pt_solution_set): Adjust.
516         (ipa_escaped_pt): Declare.
517         * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
518         * gimple-pretty-print.c (pp_points_to_solution): New function.
519         (dump_gimple_call): Dump call clobber/use information.
520         * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
521         * tree-pass.h (TDF_ALIAS): New dump option.
522         * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
523         * doc/invoke.texi (-fipa-pta): Update documentation.
524
525 2010-04-15  Richard Guenther  <rguenther@suse.de>
526
527         * Makefile.in (OBJS-common): Add gimple-fold.o.
528         (gimple-fold.o): New rule.
529         * tree.h (maybe_fold_offset_to_reference,
530         maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
531         prototypes ...
532         * gimple.h: ... here.
533         * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
534         may_propagate_address_into_dereference): Move prototypes ...
535         * gimple.h: ... here.
536         * tree-ssa-ccp.c (get_symbol_constant_value,
537         may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
538         maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
539         maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
540         maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
541         ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
542         fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
543         gimplify_and_update_call_from_tree): Move ...
544         * gimple-fold.c: ... here.  New file.
545         (ccp_fold_builtin): Rename to ...
546         (gimple_fold_builtin): ... this.
547         * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
548
549 2010-04-15  Richard Guenther  <rguenther@suse.de>
550
551         * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
552         fit_double_type, force_fit_type_double, add_double_with_sign,
553         neg_double, mul_double_with_sign, lshift_double, rshift_double,
554         lrotate_double, rrotate_double, div_and_round_double): Move ...
555         * double-int.c: ... here.
556         * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
557         add_double, neg_double, mul_double_with_sign, mul_double,
558         lshift_double, rshift_double, lrotate_double, rrotate_double,
559         div_and_round_double): Move prototypes ...
560         * double-int.h: ... here.
561
562 2010-04-15  Bernd Schmidt  <bernds@codesourcery.com>
563
564         PR target/43742
565         * config/sh/sh.md (doloop_end_split, dect): Undo previous patch.  Use
566         matching constraints to ensure inputs match the output.
567
568 2010-04-15  Kaz Kojima  <kkojima@gcc.gnu.org>
569
570         PR target/43742
571         * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
572         in an input-only operand.       
573
574 2010-04-15  Anatoly Sokolov  <aesok@post.ru>
575
576         * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
577         (double_int_not, double_int_lshift, double_int_rshift): Declare.
578         (double_int_negative_p): Convert to static inline function.
579         * double-int.c (double_int_lshift, double_int_lshift): Add new function.
580         (double_int_negative_p): Remove.
581         * tree.h (lshift_double, rshift_double): 
582         * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
583         * fold-const.c (fold_convert_const_int_from_real,
584         fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
585         (lshift_double): Change type of arith argument to bool.
586         (rshift_double): Change type of arith argument to bool. Correct
587         comment.
588         * expmed.c (mask_rtx, lshift_value): (Ditto.).
589
590 2010-04-14  Bernd Schmidt  <bernds@codesourcery.com>
591         
592         PR target/21803
593         * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
594         at the start and end of the then/else blocks, and omit them from the
595         conversion.
596         * cfgcleanup.c (flow_find_cross_jump): No longer static.  Remove MODE
597         argument; all callers changed.  Pass zero to old_insns_match_p instead.
598         (flow_find_head_matching_sequence): New function.
599         (old_insns_match_p): Check REG_EH_REGION notes for calls.
600         * basic-block.h (flow_find_cross_jump,
601         flow_find_head_matching_sequence): Declare functions.
602
603 2010-04-14  Jason Merrill  <jason@redhat.com>
604
605         PR c++/36625
606         * c-common.c (attribute_takes_identifier_p): New fn.
607         * c-common.h: Declare it.
608
609 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
610
611         * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
612         splitter condition.
613         (*udivmod<mode>4): Ditto.
614
615 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
616
617         * config/i386/i386.md (maxmin_int): Rename code attribute from
618         maxminiprefix and update all users.
619         (maxmin_float): Ditto from maxminfprefix.
620         (logic): Ditto from logicprefix.
621         (absneg_mnemonic): Ditto from absnegprefix.
622         * config/i386/mmx.md: Update all users of maxminiprefix,
623         maxminfprefix and logicprefix for rename.
624         * config/i386/sse.md: Ditto.
625         * config/i386/sync.md (sync_<code><mode>): Update for
626         logicprefix rename.
627
628 2010-04-14  Manuel López-Ibáñez  <manu@gcc.gnu.org>
629
630         PR 42966
631         * diagnostics.c (diagnostic_report_diagnostic): Mark specially
632         warnings converted to errors.
633
634 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
635
636         * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
637         used insn_type variable.
638         (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
639         to avoid set-but-not-used warning.
640
641 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
642
643         * df-core.c (df_ref_debug): Change format string placeholder
644         from 0x%x to %#x.
645         * dwarf2asm.c (dw2_asm_output_data_raw,
646         dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
647         dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
648         * dwarf2out.c (output_cfi, output_cfi_directive,
649         dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
650         output_cfa_loc_raw, output_die, output_ranges, output_file_names):
651         Ditto.
652         * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
653         * print-rtl.c (print_rtx): Ditto.
654
655 2010-04-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
656
657         PR middle-end/42694
658         * builtins.c (expand_builtin_pow_root): New function to expand pow
659         calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
660         series of sqrt and cbrt calls under -ffast-math.
661         (expand_builtin_pow): Call it.
662
663 2010-04-14  Michael Matz  <matz@suse.de>
664
665         PR tree-optimization/42963
666         * tree-cfg.c (touched_switch_bbs): New static variable.
667         (group_case_labels_stmt): New function broken out from ...
668         (group_case_labels): ... here, use the above.
669         (start_recording_case_labels): Allocate touched_switch_bbs.
670         (end_recording_case_labels): Deallocate it, call
671         group_case_labels_stmt.
672         (gimple_redirect_edge_and_branch): Remember index of affected BB.
673
674 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
675
676         * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
677         from insn template.
678
679 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
680
681         * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
682
683 2010-04-13  Jan Hubicka  <jh@suse.cz>
684
685         * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
686         of optimized out static functions.
687         (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
688         cost computation.  Also sanity check for overflows.
689         (update_caller_keys): Update cgraph_edge_badness call; properly
690         update fibheap and sanity check that it is up to date.
691         (add_new_edges_to_heap): Update cgraph_edge_badness.
692         (cgraph_decide_inlining_of_small_function): Likewise;
693         add sanity checking that badness in heap is up to date;
694         improve dumping of reason; Update badness of calls to the
695         offline copy of function currently inlined; dump badness
696         of functions not inlined because of unit growth limits.
697
698 2010-04-13  Eric Botcazou  <ebotcazou@adacore.com>
699
700         PR middle-end/32628
701         * c-common.c (pointer_int_sum): Disregard overflow that occured only
702         because of sign-extension change when converting to sizetype here...
703         * fold-const.c (fold_convert_const_int_from_int): ...and not here.
704
705         * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
706         the folding to constants.  Remove redundant final conversion.
707         (fold_binary) <associate>: Do not associate if the re-association of
708         constants alone overflows.
709         (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
710         to the end of the list.
711         (multiple_of_p) <COND_EXPR>: New case.
712
713 2010-04-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>
714
715         * opt-functions.awk (opt_sanitized_name): New.
716         (opt_enum): New.
717         * optc-gen.awk: Use it
718         * opth-gen.awk: Use it.
719
720 2010-04-13  Martin Jambor  <mjambor@suse.cz>
721
722         * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
723         (sra_modify_assign): Delete stmts loading dead data even if racc has no
724         children.  Call replace_uses_with_default_def_ssa_name to handle
725         SSA_NAES on lhs.
726
727 2010-04-13  Michael Matz  <matz@suse.de>
728
729         PR middle-end/43730
730         * builtins.c (expand_builtin_interclass_mathfn): Also create
731         a register if the predicate doesn't match.
732
733 2010-04-13  Diego Novillo  <dnovillo@google.com>
734
735         * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
736         * c-pch.c: Include timevar.h.
737         (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
738         (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
739         * ggc-common.c: Include timevar.h.
740         (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
741         * timevar.def (TV_PCH_SAVE): Define.
742         (TV_PCH_CPP_SAVE): Define.
743         (TV_PCH_PTR_REALLOC): Define.
744         (TV_PCH_PTR_SORT): Define.
745         (TV_PCH_RESTORE): Define.
746         (TV_PCH_CPP_RESTORE): Define.
747
748 2010-04-13  Michael Matz  <matz@suse.de>
749
750         * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
751         into MINUS_EXPRs.
752         (can_reassociate_p): New function.
753         (break_up_subtract_bb, reassociate_bb): Use it.
754
755 2010-04-13  Richard Guenther  <rguenther@suse.de>
756
757         PR bootstrap/43737
758         * builtins.c (c_readstr): Fix assert.
759
760 2010-04-13  Uros Bizjak  <ubizjak@gmail.com>
761
762         * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
763         when generating cltd insn.
764
765         (*ashl<mode>3_1): Remove special handling for register operand 2.
766         (*ashlsi3_1_zext): Ditto.
767         (*ashlhi3_1): Ditto.
768         (*ashlhi3_1_lea): Ditto.
769         (*ashlqi3_1): Ditto.
770         (*ashlqi3_1_lea): Ditto.
771         (*<shiftrt_insn><mode>3_1): Ditto.
772         (*<shiftrt_insn>si3_1_zext): Ditto.
773         (*<shiftrt_insn>qi3_1_slp): Ditto.
774         (*<rotate_insn><mode>3_1): Ditto.
775         (*<rotate_insn>si3_1_zext): Ditto.
776         (*<rotate_insn>qi3_1_slp): Ditto.
777
778 2010-04-13  Richard Guenther  <rguenther@suse.de>
779
780         * tree-ssa-structalias.c (callused_id): Remove.
781         (call_stmt_vars): New.
782         (get_call_vi): Likewise.
783         (lookup_call_use_vi): Likewise.
784         (lookup_call_clobber_vi): Likewise.
785         (get_call_use_vi): Likewise.
786         (get_call_clobber_vi): Likewise.
787         (make_transitive_closure_constraints): Likewise.
788         (handle_const_call): Adjust to do per-call call-used handling.
789         (handle_pure_call): Likewise.
790         (find_what_var_points_to): Remove general callused handling.
791         (init_base_vars): Likewise.
792         (init_alias_vars): Initialize call_stmt_vars.
793         (compute_points_to_sets): Process call-used and call-clobbered
794         vars for call statements.
795         (delete_points_to_sets): Free call_stmt_vars.
796
797 2010-04-13  Richard Guenther  <rguenther@suse.de>
798
799         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
800         Only add RW dependence for dependence distance zero.
801         Adjust maximal vectorization factor according to dependences.
802         Move alignment handling ...
803         (vect_find_same_alignment_drs): ... here.  New function.
804         (vect_analyze_data_ref_dependences): Adjust.
805         (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
806         (vect_analyze_data_refs): Adjust minimal vectorization factor
807         according to data references.
808         * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
809         dependences before determining the vectorization factor.
810         Analyze alignment after determining the vectorization factor.
811         * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
812         dependences before alignment.
813         * tree-vectorizer.h (vect_analyze_data_ref_dependences):
814         Adjust prototype.
815         (vect_analyze_data_refs): Likewise.
816         (MAX_VECTORIZATION_FACTOR): New define.
817
818 2010-04-13  Duncan Sands  <baldrick@free.fr>
819
820         * except.h (lang_eh_type_covers): Remove.
821         * except.c (lang_eh_type_covers): Likewise.
822
823 2010-04-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
824             Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
825
826         * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
827         * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
828         UNITS_PER_LONG where it is ABI relevant.
829         (s390_return_addr_rtx): Likewise.
830         (s390_back_chain_rtx): Likewise.
831         (s390_frame_area): Likewise.
832         (s390_frame_info): Likewise.
833         (s390_initial_elimination_offset): Likewise.
834         (save_gprs): Likewise.
835         (s390_emit_prologue): Likewise.
836         (s390_emit_epilogue): Likewise.
837         (s390_function_arg_advance): Likewise.
838         (s390_function_arg): Likewise.
839         (s390_va_start): Likewise.
840         (s390_gimplify_va_arg): Likewise.
841         (s390_function_profiler): Likewise.
842         (s390_optimize_prologue): Likewise.
843         (s390_rtx_costs): Likewise.
844         (s390_secondary_reload): Likewise.
845         (s390_promote_function_mode): Likewise.
846         (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
847         (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
848         registers available.
849         (s390_unwind_word_mode): New function.
850         (s390_function_value): Split 64 bit values into register pair if
851         used as return value.
852         (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
853         function call parameters.  Handle parallels.
854         (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
855         (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
856         (DWARF_CIE_DATA_ALIGNMENT): New macro.
857         (s390_expand_setmem): Remove unused variable src_addr.
858         * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
859         deal with 64 bit registers.
860         * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
861         Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
862         (UNITS_PER_LONG): New macro.
863         * libjava/include/s390-signal.h: Define extended ucontext
864         structure containing the upper halfs of the 64 bit registers.
865
866 2010-04-13  Simon Baldwin  <simonb@google.com>
867
868         * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
869
870 2010-04-13  Eric Botcazou  <ebotcazou@adacore.com>
871
872         * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
873         rvalue on the RHS if the LHS is of a non-renamable type.
874         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
875
876 2010-04-13  Matthias Klose  <doko@ubuntu.com>
877
878         * gcc.c (cc1_options): Handle -iplugindir before processing
879         the cc1 spec. Only add -iplugindir once.
880         (cpp_unique_options): Add -iplugindir option if -fplugin* options
881         found.
882         * common.opt (iplugindir): Remove `Separate' property, initialize.
883         * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
884         option.
885         * Makefile.in (check-%, check-parallel-%): Create plugin dir.
886         (distclean): Remove plugin dir.
887         * doc/invoke.texi: Document -iplugindir.
888
889 2010-04-13  Basile Starynkevitch  <basile@starynkevitch.net>
890
891         * doc/plugins.texi (Loading Plugins): Document short
892         -fplugin=foo option.
893         (Plugin API): Mention default_plugin_dir_name function.
894
895         * gcc.c (find_file_spec_function): Add new declaration.
896         (static_spec_func): Use it for "find-file".
897         (find_file_spec_function): Add new function.
898         (cc1_options): Add -iplugindir option if -fplugin* options found.
899
900         * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
901
902         * plugin.c (add_new_plugin): Updated comment, and handle short
903         plugin name.
904         (default_plugin_dir_name): Added new function.
905
906         * common.opt (iplugindir): New option to set the plugin directory.
907
908 2010-04-12  Uros Bizjak  <ubizjak@gmail.com>
909
910         * config/i386/i386.md (any_rotate): New code iterator.
911         (rotate_insn): New code attribute.
912         (rotate): Ditto.
913         (SWIM124): New mode iterator.
914         (<rotate_insn>ti3): New expander.
915         (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
916         any_rotate code iterator.
917         (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
918         using any_rotate code iterator and SWIM124 mode iterator.
919         (ix86_rotlti3): New insn_and_split pattern.
920         (ix86_rotrti3): Ditto.
921         (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
922         ix86_rotl{di,ti}3 patterns.
923         (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
924         (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
925         and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
926         *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
927         code iterator and SWI mode iterator.
928         (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
929         Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
930         code iterator.
931         (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
932         Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
933         (bswap rotatert splitter): Add splitter.
934         (bswap splitter): Macroize splitter using any_rotate code iterator.
935         Add insn predicate to split only for TARGET_USE_XCHGB or when
936         optimizing function for size.
937
938 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
939
940         * config/pa/pa.c (emit_move_sequence): Remove use of
941         deleted variable flag_argument_noalias.
942
943 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
944
945         * config.gcc: Removed *-*-solaris2.7* from list of obsolete
946         configurations.
947         Add to unsupported targets list.
948         * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
949         sparc*-sun-solaris2.[567]* from target lists.
950         * configure: Regenerate.
951         * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
952         removal.
953         Remove Solaris 7 patch references.
954         (Specific, sparc-sun-solaris2.7): Removed.
955         (sparc-sun-solaris2*): Update Solaris 7 example.
956         (sparc64-*-solaris2*): Likewise.
957
958 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
959
960         * config.build (alpha*-dec-osf4*): Remove.
961         * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
962         of obsolete configurations.
963         (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
964         support.
965         * config/alpha/t-osf4: Renamed to ...
966         * config/alpha/t-osf5: ... this.
967         * config/alpha/osf.h: Renamed to ...
968         * config/alpha/osf5.h: ... this.
969         Merged old osf5.h contents.
970         Update comments.
971         (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
972         (EXTRA_SPECS): Removed.
973         * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
974         reflect removal of Tru64 UNIX V4.0/V5.0 support.
975         Document that.
976
977 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
978
979         * doc/contrib.texi (Contributors, Rainer Orth): Update.
980
981 2010-04-12  Kai Tietz  <kai.tietz@onevision.com>
982
983         PR/43702
984         * config/i386/i386.c (x86_this_parameter): Handle aggregate for
985         __thiscall convention.
986
987 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
988
989         * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
990         orig_base.
991         * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
992
993 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
994
995         * function.c (assign_parms_initialize_all): Add unused attribute
996         to fntype.
997
998 2010-04-12  Richard Guenther  <rguenther@suse.de>
999
1000         * gsstruct.def (GSS_CALL): New.
1001         * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1002         * gimple.h: Include tree-ssa-alias.h.
1003         (struct gimple_statement_call): New.
1004         (union gimple_statement_struct_d): Add gimple_call member.
1005         (gimple_call_reset_alias_info): Declare.
1006         (gimple_call_use_set): New function.
1007         (gimple_call_clobber_set): Likewise.
1008         * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1009         * gimple.c (gimple_call_reset_alias_info): New function.
1010         (gimple_build_call_1): Call it.
1011         * lto-streamer-in.c (input_gimple_stmt): Likewise.
1012         * tree-inline.c (remap_gimple_stmt): Likewise.
1013         (expand_call_inline): Remove callused handling.
1014         * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1015         * tree-dfa.c (dump_variable): Likewise.
1016         * tree-parloops.c (parallelize_loops): Likewise.
1017         * tree-ssa.c (init_tree_ssa): Likewise.
1018         (delete_tree_ssa): Likewise.
1019         * tree-flow-inline.h (is_call_used): Remove.
1020         * tree-flow.h (struct gimple_df): Remove callused member.
1021         * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1022         * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1023         (ref_maybe_used_by_call_p_1): Simplify.
1024         (call_may_clobber_ref_p_1): Likewise.
1025         * tree-ssa-structalias.c (compute_points_to_sets): Set
1026         the call stmt used and clobbered sets.
1027         * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1028         (find_tail_calls): Verify the tail call.
1029
1030 2010-04-12  Richard Guenther  <rguenther@suse.de>
1031
1032         * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1033         single-iteration always-inline inlining.
1034         * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1035         (cgraph_decide_inlining): Do not handle always-inline specially.
1036         (try_inline): Remove always-inline cycle detection special case.
1037         Do not recurse on always-inlines.
1038         (cgraph_early_inlining): Do not iterate if not optimizing.
1039         (cgraph_gate_early_inlining): remove.
1040         (pass_early_inline): Run unconditionally.
1041         (gate_cgraph_decide_inlining): New function.
1042         (pass_ipa_inline): Use it.  Do not run the IPA inliner if
1043         not inlining or optimizing.
1044         (cgraph_decide_inlining_of_small_functions): Also consider
1045         always-inline functions.
1046         (cgraph_default_inline_p): Return true for nodes which should
1047         disregard inline limits.
1048         (estimate_function_body_sizes): Assume zero size and time for
1049         nodes which are marked as disregarding inline limits.
1050         (cgraph_decide_recursive_inlining): Do not perform recursive
1051         inlining on always-inline nodes.
1052
1053 2010-04-12  Jakub Jelinek  <jakub@redhat.com>
1054
1055         PR bootstrap/43699
1056         * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1057         for exprs satisfying handled_component_p.
1058
1059 2010-04-12  Eric Botcazou  <ebotcazou@adacore.com>
1060
1061         * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1062         non-constant aggregate elements.
1063
1064         * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1065         is a real initialization.
1066
1067 2010-04-12  Shujing Zhao  <pearly.zhao@oracle.com>
1068
1069         PR c/36774
1070         * c-decl.c (start_function): Move forward check for nested function.
1071
1072 2010-04-11  Kaz Kojima  <kkojima@gcc.gnu.org>
1073
1074         * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1075         * config/sh/sh.c: Include reload.h.
1076         (sh_legitimize_reload_address): New.
1077         * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1078         sh_legitimize_reload_address.
1079
1080 2010-04-11  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
1081
1082         * config/sh/sh.md (*movqi_pop): New insn pattern.
1083         * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1084
1085 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
1086
1087         * config/i386/i386.md (any_shiftrt): New code iterator.
1088         (shiftrt_insn): New code attribute.
1089         (shiftrt): Ditto.
1090         (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1091         using any_shiftrt code iterator.
1092         (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1093         *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1094         (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1095         pattern from corresponding peephole2 patterns.
1096         (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1097         using any_shiftrt code iterator.
1098         (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1099         (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1100         (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1101         (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1102         *{ashr,lshr}<mode>3_cmp_zext.
1103         (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1104
1105 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
1106
1107         * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1108         scratch register.
1109         (*lshr<mode>3_cconly): Ditto.
1110
1111 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
1112
1113         * config/i386/i386.md (lshr<mode>3): Macroize expander from
1114         lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1115         (*lshr<mode>3_doubleword): New insn_and_split_pattern.  Macroize
1116         pattern from *lshr{di,ti}3_1 and corresponding splitters using
1117         DWI mode iterator.
1118         (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1119         from corresponding peephole2 patterns.
1120         (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1121         *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1122         and *lshrdi3_1_rex64 using SWI mode iterator.
1123         (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1124         (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1125         (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1126         *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1127         and *lshrdi3_cmp_rex64 using SWI mode iterator.
1128         (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1129         (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1130         *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1131         *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1132         SWI mode iterator.
1133
1134 2010-04-10  Uros Bizjak  <ubizjak@gmail.com>
1135
1136         * config/i386/i386.md (ashr<mode>3): Macroize expander from
1137         ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1138         (*ashr<mode>3_doubleword): New insn_and_split_pattern.  Macroize
1139         pattern from *ashr{di,ti}3_1 and corresponding splitters using
1140         DWI mode iterator.
1141         (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1142         from corresponding peephole2 patterns.
1143         (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1144         (ashrsi3_cvt): Rename from ashrsi3_31.
1145         (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1146         (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1147         and x86_64_shift_adj_3 using SWI48 mode iterator.
1148         (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1149         *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1150         and *ashrdi3_1_rex64 using SWI mode iterator.
1151         (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1152         (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1153         (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1154         *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1155         and *ashrdi3_cmp_rex64 using SWI mode iterator.
1156         (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1157         (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1158         *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1159         *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1160         SWI mode iterator.
1161         (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1162         * config/i386/i386.c (ix86_split_ashr): Update for renamed
1163         x86_shift<mode>_adj_3 expanders.
1164
1165 2010-04-10  Wei Guozhi  <carrot@google.com>
1166
1167         PR target/42601
1168         * config/arm/arm.c (arm_pic_static_addr): New function.
1169         (legitimize_pic_address): Call arm_pic_static_addr when it detects
1170         a static symbol.
1171         (arm_output_addr_const_extra): Output expression for new pattern.
1172         * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1173
1174 2010-04-10  Bernd Schmidt  <bernds@codesourcery.com>
1175
1176         * ira-costs.c (record_reg_classes): Ignore alternatives that are
1177         not enabled.
1178
1179         * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1180         * web.c: Include "insn-config.h" and "recog.h".
1181         (union_match_dups): New function.
1182         (web_main): Call it.
1183         (union_defs): Don't try to recognize match_dups.
1184
1185         * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1186         if doing so would replace the entire pattern.
1187
1188 2010-04-09  Uros Bizjak  <ubizjak@gmail.com>
1189
1190         PR target/43707
1191         PR target/43709
1192         * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1193         and splitter pattern.  Change splitter operand 1 predicate to
1194         nonmemory_operand.
1195
1196 2010-04-09  Martin Jambor  <mjambor@suse.cz>
1197
1198         * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1199         lattices are addresses of CONST_DECLs with the same initial value.
1200         (ipcp_print_all_lattices): Print values of CONST_DECLs.
1201         * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1202
1203 2010-04-09  Eric Botcazou  <ebotcazou@adacore.com>
1204             Bernd Schmidt  <bernds@codesourcery.com>
1205
1206         * loop-invariant.c (replace_uses): New static function.
1207         (move_invariant_reg): Use it to ensure we can replace the uses.
1208
1209 2010-04-09  Hariharan Sandanagobalane  <hariharan@picochip.com>
1210
1211         * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1212         function template.
1213         (picochip_override_options): Enable section anchors only above -O1.
1214         (picochip_reorg): Fixed a couple of build warnings.
1215
1216 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1217
1218         * configure.ac (plugin -rdynamic test): Log result.
1219         * configure: Regenerate.
1220         * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1221         (RDYNAMIC_SPEC): Define.
1222         * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1223
1224 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1225
1226         * configure.ac: Determine Sun ld version numbers.
1227         (comdat_group): Restrict GNU ld version checks to gld.
1228         (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1229         (enable_comdat): Support --enable-comdat.
1230         * configure: Regenerate.
1231         * doc/install.texi (Configuration): Document --enable-comdat.
1232
1233 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1234
1235         * config/sparc/sol2-gld.h: Remove SPARC reference.  Rename ...
1236         * config/sol2-gld.h: ... here.
1237         * config.gcc (sparc*-*-solaris2*): Reflect this.
1238         (i[34567]86-*-solaris2*): Use it.
1239
1240 2010-04-09  Steve Ellcey  <sje@cup.hp.com>
1241
1242         * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1243         setup_clocks_p.
1244         (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1245
1246 2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
1247
1248         PR 42965
1249         * diagnostic.c (diagnostic_initialize): Initialize
1250         some_warnings_are_errors.
1251         (diagnostic_finish): New.
1252         (diagnostic_action_after_output): Call it before exiting.
1253         (diagnostic_report_diagnostic): Do not print message here. Set
1254         some_warnings_are_errors.
1255         * diagnostic.h (diagnostic_context): Delete
1256         issue_warnings_are_errors_message. Add some_warnings_are_errors.
1257         (diagnostic_finish): Declare.
1258         * toplev.c (toplev_main): Call it before exit.
1259
1260 2010-04-09  Jason Merrill  <jason@redhat.com>
1261
1262         PR c++/42623
1263         * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1264         for incomplete type.
1265
1266         PR c++/41788
1267         * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1268         based on a warning flag.
1269
1270 2010-04-09  Richard Guenther  <rguenther@suse.de>
1271
1272         * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1273
1274 2010-04-09  Iain Sandoe  <iains@gcc.gnu.org>
1275
1276         PR bootstrap/43684
1277         * varasm.c (default_assemble_visibility): Wrap vars that are
1278         set, but unused, by targets without GAS.
1279         * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1280         Remove set, but unused, vars.
1281         (rs6000_legitimize_tls_address): Likewise.
1282         (altivec_expand_dst_builtin): Likewise.
1283         * config/darwin.c (machopic_classify_symbol): Likewise.
1284         (machopic_indirection_name): Likewise.
1285
1286 2010-04-09  Uros Bizjak  <ubizjak@gmail.com>
1287
1288         * config/i386/i386.md (DWI): New mode iterator.
1289         (S): New mode attribute.
1290         (shift_operand): Ditto.
1291         (shift_immediate_operand): Ditto.
1292         (ashl_input_operand): Ditto.
1293         (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1294         using SDWIM mode iterator.
1295         (*ashl<mode>3_doubleword): New insn_and_split_pattern.  Macroize
1296         pattern from *ashl{di,ti}3_1 and corresponding splitters using
1297         DWI mode iterator.
1298         (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1299         from corresponding peephole2 patterns.
1300         (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1301         and x86_64_shift_adj_1 using SWI48 mode iterator.
1302         (x86_shift<mode>_adj_2): Ditto.
1303         (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1304         (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1305         using SWI48 mode iterator.
1306         (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1307         *ashldi3_cmp_rex64 using SWI mode iterator.
1308         (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1309         *ashldi3_cconly_rex64 using SWI mode iterator.
1310         * config/i386/i386.c (ix86_split_ashl): Update for renamed
1311         x86_shift<mode>_adj_{1,2}.
1312         (ix86_split_ashr): Ditto.
1313         (ix86_split_lshr): Ditto.
1314
1315 2010-04-09  Richard Guenther  <rguenther@suse.de>
1316
1317         * target.h (builtin_conversion): Pass in input and output types.
1318         * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1319         * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1320         * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1321         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1322
1323         * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1324         Handle AVX modes.
1325         * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1326
1327 2010-04-09  Richard Guenther  <rguenther@suse.de>
1328
1329         PR target/43152
1330         * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1331
1332 2010-04-09  Richard Guenther  <rguenther@suse.de>
1333
1334         * tree-vectorizer.h (struct _stmt_vec_info): Document
1335         that vectype is the type of the LHS.
1336         (supportable_widening_operation, supportable_narrowing_operation):
1337         Get both input and output vector types as arguments.
1338         (vect_is_simple_use_1): Declare.
1339         (get_same_sized_vectype): Likewise.
1340         * tree-vect-loop.c (vect_determine_vectorization_factor):
1341         Set STMT_VINFO_VECTYPE to the vector type of the def.
1342         (vectorizable_reduction): Adjust.
1343         * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1344         Adjust.  Specify the output vector type.
1345         (vect_pattern_recog_1): Adjust.
1346         * tree-vect-stmts.c (get_same_sized_vectype): New function.
1347         (vectorizable_call): Adjust.
1348         (vectorizable_conversion): Likewise.
1349         (vectorizable_operation): Likewise.
1350         (vectorizable_type_demotion): Likewise.
1351         (vectorizable_type_promotion): Likewise.
1352         (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1353         the def.
1354         (vect_is_simple_use_1): New function.
1355         (supportable_widening_operation): Get both input and output
1356         vector types.
1357         (supportable_narrowing_operation): Likewise.
1358         * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1359
1360 2010-04-09  Kai Tietz  <kai.tietz@onevision.com>
1361
1362         * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1363         __thiscall and _thiscall as predefined macros.
1364         * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1365         thiscall attribute handling.
1366         (ix86_comp_type_attributes): Likewise.
1367         (ix86_function_regparm): Likewise.
1368         (ix86_return_pops_args): Likewise.
1369         (init_cumulative_args): Likewise.
1370         (find_drap_reg): Likewise.
1371         (ix86_static_chain): Likewise.
1372         (x86_this_parameter): Likewise.
1373         (x86_output_mi_thunk): Likewise.
1374         (ix86_attribute_table): Add description for thiscall attribute.
1375         * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1376         * doc/extend.texi: Add documentation for thiscall.
1377
1378 2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
1379
1380         PR c++/28584
1381         * c.opt (Wint-to-pointer-cast): Available in C++.
1382         * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1383
1384 2010-04-08  Eric Botcazou  <ebotcazou@adacore.com>
1385
1386         * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1387         * calls.c (expand_call): Pass the function type to aggregate_value_p.
1388         * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1389         the target function of a CALL_EXPR.  Honor TREE_ADDRESSABLE on the
1390         function type instead.  Reorder and simplify checks.
1391
1392         * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1393
1394 2010-04-08  Jing Yu  <jingyu@google.com>
1395             Zdenek Dvorak  <ook@ucw.cz>
1396
1397         PR tree-optimization/42720
1398         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1399         loop unswitch conditions here from ...
1400         (tree_unswitch_single_loop): ... here.
1401
1402 2010-04-08  Sebastian Pop  <sebastian.pop@amd.com>
1403
1404         * tree-if-conv.c: Fix comments and simplify logic.
1405
1406 2010-04-08  Sebastian Pop  <sebastian.pop@amd.com>
1407
1408         * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1409         (tree_if_conversion): Same.  Update call to if_convertible_loop_p.
1410         (main_tree_if_conversion): Update call to tree_if_conversion.
1411
1412 2010-04-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
1413
1414         PR 42485
1415         * doc/invoke.texi (-b,-V): Delete.
1416         * doc/tm.texi: Do not mention -b.
1417         * gcc.c (display_help): Delete -b and -V.
1418         (process_command): Delete -b and -V.
1419         * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1420
1421 2010-04-08  Christian Borntraeger  <borntraeger@de.ibm.com>
1422             Wolfgang Gellerich  <gellerich@de.ibm.com>
1423
1424         Implement target hook for loop unrolling
1425         * target.h (loop_unroll_adjust): Add a new target hook function.
1426         * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1427         * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1428         * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1429         (s390_loop_unroll_adjust): Implement the new target hook for s390.
1430         * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1431         target hook.
1432         (decide_unroll_stupid): Likewise.
1433
1434 2010-04-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1435
1436         PR target/43643
1437         * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1438
1439 2010-04-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1440
1441         * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1442         (Specific, *-*-solaris2*): Likewise.
1443         Don't prefer Sun as over GNU as.
1444
1445 2010-04-08  Wolfgang Gellerich  <gellerich@de.ibm.com>
1446
1447         * config/s390/s390.c (override_options): Adjust the z10
1448           defaults for max-unroll-times, max-completely-peeled-insns
1449           and max-completely-peel-times.
1450
1451 2010-04-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1452
1453         * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1454         instructions for z10.
1455         (s390_expand_setmem): Likewise.
1456         (s390_expand_cmpmem): Likewise.
1457
1458 2010-04-08  Richard Guenther  <rguenther@suse.de>
1459
1460         PR tree-optimization/43679
1461         * tree-ssa-pre.c (eliminate): Only propagate copies.
1462
1463 2010-04-08  Jakub Jelinek  <jakub@redhat.com>
1464
1465         PR bootstrap/43681
1466         * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1467         set but not used variable warning.
1468
1469 2010-04-08  Wei Guozhi  <carrot@google.com>
1470
1471         PR target/41653
1472         * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1473         (arm_size_rtx_costs): Call the new function when optimized for size.
1474
1475 2010-04-08  Jakub Jelinek  <jakub@redhat.com>
1476
1477         PR debug/43670
1478         * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1479         op0 is not a MEM, just return NULL instead of assertion
1480         failure.
1481         (discover_nonconstant_array_refs): Don't walk debug stmts.
1482
1483 2010-04-08  Doug Kwan  <dougkwan@google.com>
1484
1485         * configure.ac: Recognize gold and do not use its version number
1486         to test ld features.
1487         * configure: Regenerate.
1488
1489 2010-04-08  Maxim Kuvyrkov  <maxim@codesourcery.com>
1490
1491         PR middle-end/40815
1492         * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1493         (negate_value): Move code to push elements to broken_up_substracts ...
1494         (eliminate_plus_minus_pair): ... here.  Push operands that have no
1495         negative pair to plus_negates.
1496         (repropagate_negates, init_reassoc, fini_reassoc): Update.
1497
1498 2010-04-07  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1499
1500         * doc/install.texi (Configuration): Move description of
1501         --enable-lto, --with-libelf*, --enable-gold from Java section to
1502         general section.
1503
1504         * doc/generic.texi (Working with declarations)
1505         (Function Properties, C and C++ Trees): Fix typos.
1506         * doc/sourcebuild.texi (Top Level): Likewise.
1507
1508 2010-04-07  Jakub Jelinek  <jakub@redhat.com>
1509
1510         PR c/18624
1511         * tree.h (DECL_READ_P): Define.
1512         (struct tree_decl_common): Add decl_read_flag.
1513         * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1514         a set but not used warning.
1515         (merge_decls): Merge DECL_READ_P flag.
1516         (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1517         (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1518         * c-common.c (handle_used_attribute, handle_unused_attribute):
1519         Likewise.
1520         * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1521         New prototypes.
1522         * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1523         New functions.
1524         (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1525         * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1526         c_parser_binary_expression, c_parser_cast_expression,
1527         c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1528         Call default_function_array_read_conversion instead of
1529         default_function_array_conversion where needed.
1530         (c_parser_unary_expression, c_parser_conditional_expression,
1531         c_parser_postfix_expression_after_primary, c_parser_initelt):
1532         Likewise.  Call mark_exp_read where needed.
1533         (c_parser_statement_after_labels, c_parser_asm_operands,
1534         c_parser_typeof_specifier, c_parser_sizeof_expression,
1535         c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1536         where needed.
1537         * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1538         New.
1539         * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1540         (warn_unused_but_set_parameter): Default to warn_unused
1541         && extra_warnings.
1542         * doc/invoke.texi: Document -Wunused-but-set-variable and
1543         -Wunused-but-set-parameter.
1544
1545         * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1546         used count variable.
1547         * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1548         when operandN variables aren't used in the body of the expander
1549         or splitter.
1550         * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1551         FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1552         * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1553         * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1554         FOR_EACH_IMM_USE_ON_STMT): Likewise.
1555         * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1556         * tree.c (PROCESS_ARG): Likewise.
1557
1558 2010-04-07  Simon Baldwin  <simonb@google.com>
1559
1560         * diagnostic.h (diagnostic_override_option_index): New macro to
1561         set a diagnostic's option_index.
1562         * c-tree.h (c_cpp_error): Add warning reason argument.
1563         * opts.c (_warning_as_error_callback): New.
1564         (register_warning_as_error_callback): Store callback for
1565         warnings enabled via enable_warning_as_error.
1566         (enable_warning_as_error): Call callback, minor code tidy.
1567         * opts.h (register_warning_as_error_callback): Declare.
1568         * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1569         response to -Werror=.
1570         (c_common_init_options): Register warning_as_error_callback in opts.c.
1571         * common.opt: Add -Wno-cpp option.
1572         * c-common.c (struct reason_option_codes_t): Map cpp warning
1573         reason codes to gcc option indexes.
1574         * (c_option_controlling_cpp_error): New function, lookup the gcc
1575         option index for a cpp warning reason code.
1576         * (c_cpp_error): Add warning reason argument, call
1577         c_option_controlling_cpp_error for diagnostic_override_option_index.
1578         * doc/invoke.texi: Document -Wno-cpp.
1579
1580 2010-04-07  Richard Guenther  <rguenther@suse.de>
1581
1582         * ipa-reference.c (mark_load): Use get_base_address.
1583         (mark_store): Likewise.
1584
1585         * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1586         inserting GIMPLE_NOPs into the IL.
1587         * tree-ssa-structalias.c (get_constraint_for_component_ref):
1588         Explicitly strip handled components and indirect references.
1589
1590         * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1591         folding address expressions.
1592         * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1593         * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1594         operand_equal_p to compare decls.
1595         (ptr_deref_may_alias_decl_p): Likewise.
1596         * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1597         * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1598         Handle reversed comparison ops.
1599         * tree-sra.c (asm_visit_addr): Use get_base_address.
1600         * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1601         * ipa-reference.c (mark_address): Use get_base_address.
1602
1603 2010-04-07  Richard Guenther  <rguenther@suse.de>
1604
1605         * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1606         Propagate constants everywhere.
1607
1608 2010-04-07  Jakub Jelinek  <jakub@redhat.com>
1609
1610         PR debug/43516
1611         * tree.c (MAX_INT_CACHED_PREC): Define.
1612         (nonstandard_integer_type_cache): New array.
1613         (build_nonstandard_integer_type): Cache results for precision
1614         <= MAX_INT_CACHED_PREC.
1615
1616 2010-04-07  Richard Guenther  <rguenther@suse.de>
1617
1618         * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1619         -fargument-noalias-global, -fargument-noalias-anything): Remove.
1620         * common.opt: Likewise.
1621         * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1622         * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1623         (nonoverlapping_memrefs_p): Likewise.
1624         * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1625         * opts.c (common_handle_option): Handle OPT_fargument_alias,
1626         OPT_fargument_noalias, OPT_fargument_noalias_anything and
1627         OPT_fargument_noalias_global for backward compatibility.
1628
1629 2010-04-07  Richard Guenther  <rguenther@suse.de>
1630
1631         PR tree-optimization/43270
1632         * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1633         * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1634         * tree-ssa-pre.c (phi_translate_1): Adjust.
1635         (fully_constant_expression): Split out vn_reference handling to ...
1636         * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1637         Fold reads from constant strings.
1638         (vn_reference_lookup): Handle fully constant references.
1639         (vn_reference_lookup_pieces): Likewise.
1640         * Makefile.in (expmed.o-warn): Add -Wno-error.
1641
1642 2010-04-07  Martin Jambor  <mjambor@suse.cz>
1643
1644         * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1645
1646 2010-04-07  Iain Sandoe  <iains@gcc.gnu.org>
1647
1648         PR driver/41594
1649         * gcc.c: Add -static-libstdc++ to list of recognized options.
1650
1651 2010-04-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1652
1653         * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1654
1655 2010-04-07  Richard Guenther  <rguenther@suse.de>
1656
1657         PR middle-end/42617
1658         * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1659         bases build simple mem attributes to retain points-to information.
1660
1661 2010-04-07  Richard Guenther  <rguenther@suse.de>
1662
1663         PR middle-end/42617
1664         * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1665         preserve points-to related information.
1666
1667 2010-04-07  Richard Guenther  <rguenther@suse.de>
1668
1669         PR middle-end/42617
1670         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1671         discard plain indirect references.
1672         * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1673         * tree.c (tree_nop_conversion): Likewise.
1674
1675 2010-04-07  Dodji Seketeli  <dodji@redhat.com>
1676
1677         PR debug/43628
1678         * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1679
1680 2010-04-06  Kai Tietz  <kai.tietz@onevision.com>
1681
1682         * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1683         calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1684
1685 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
1686
1687         * tree-if-conv.c: Fix indentation and comments.
1688
1689 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
1690
1691         * tree-if-conv.c: Sort static functions in topological order.
1692
1693 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
1694
1695         * tree-if-conv.c: Fix indentation and comments.
1696
1697 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1698
1699         PR middle-end/43519
1700         * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1701         lang_hooks.types.type_for_size instead of
1702         build_nonstandard_integer_type.
1703         When converting an unsigned type to signed, double its precision.
1704         (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1705         (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1706         (graphite_create_new_loop_guard): When ub + 1 wraps around,
1707         use lb <= ub.
1708
1709 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1710
1711         PR middle-end/43519
1712         * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1713         POINTER_PLUS_EXPR for pointer types.
1714
1715 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1716
1717         PR middle-end/43519
1718         * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1719         * graphite-clast-to-gimple.c: Include langhooks.h.
1720         (max_signed_precision_type): New.
1721         (max_precision_type): Takes two types as arguments.
1722         (precision_for_value): New.
1723         (precision_for_interval): New.
1724         (gcc_type_for_interval): New.
1725         (gcc_type_for_value): New.
1726         (gcc_type_for_clast_term): New.
1727         (gcc_type_for_clast_red): New.
1728         (gcc_type_for_clast_bin): New.
1729         (gcc_type_for_clast_expr): Split up into several functions.
1730         (gcc_type_for_clast_eq): Rewritten.
1731         (compute_bounds_for_level): New.
1732         (compute_type_for_level_1): New.
1733         (compute_type_for_level): New.
1734         (gcc_type_for_cloog_iv): Removed.
1735         (gcc_type_for_iv_of_clast_loop): Rewritten.
1736         (graphite_create_new_loop): Compute the lower and upper bound types
1737         with gcc_type_for_clast_expr.
1738         (graphite_create_new_loop_guard): Same.
1739         (find_cloog_iv_in_expr): Removed.
1740         (compute_cloog_iv_types_1): Removed.
1741         (compute_cloog_iv_types): Removed.
1742         (gloog): Do not call compute_cloog_iv_types.
1743         * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1744         GBB_CLOOG_IV_TYPES.
1745         (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1746         * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1747         (GBB_CLOOG_IV_TYPES): Removed.
1748
1749 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1750
1751         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1752         gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1753         (detect_commutative_reduction): Same.
1754
1755 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1756
1757         * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1758         call to verify_ssa.  Invoke verify_loop_closed_ssa with an extra
1759         argument.
1760         * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1761         * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1762         (rewrite_commutative_reductions_out_of_ssa): Same.
1763         * passes.c (execute_function_todo): Call verify_ssa for every pass
1764         in the LNO.  Invoke verify_loop_closed_ssa with an extra argument.
1765         * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1766         * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1767         with an extra argument.
1768         * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same.  Call
1769         verify_ssa only when the extra argument is true.
1770         (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1771         with an extra argument.
1772         (tree_transform_and_unroll_loop): Same.
1773
1774 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1775
1776         * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1777         for all the passes of the LNO having LOOP_CLOSED_SSA.
1778         * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1779         * tree-loop-distribution.c (pass_loop_distribution): Same.
1780         * tree-pass.h (TODO_verify_loops): Removed.
1781         * tree-ssa-loop.c (pass_tree_loop_init): Same.
1782         (pass_lim): Same.
1783         (pass_tree_unswitch): Same.
1784         (pass_predcom): Same.
1785         (pass_vectorize): Same.
1786         (pass_linear_transform): Same.
1787         (pass_graphite_transforms): Same.
1788         (pass_iv_canon): Same.
1789         (pass_complete_unroll): Same.
1790         (pass_complete_unrolli): Same.
1791         (pass_parallelize_loops): Same.
1792         (pass_loop_prefetch): Same.
1793         (pass_iv_optimize): Same.
1794
1795 2010-04-06  Changpeng Fang  <changpeng.fang@amd.com>
1796
1797         PR middle-end/32824
1798         * passes.c (init_optimization_passes): Move pass_lim before
1799         pass_copy_prop and pass_dce_loop.
1800
1801 2010-04-06  Jakub Jelinek  <jakub@redhat.com>
1802
1803         PR target/43667
1804         * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1805         instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1806         (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1807         MULTI_* defines for 4 argument vpermil2p* builtins.
1808
1809 2010-04-06  Uros Bizjak  <ubizjak@gmail.com>
1810
1811         * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1812         * config/i386/i386.c (x86_maybe_negate_const_int): New.
1813         (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1814         * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1815         *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1816         *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1817         *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1818         Use x86_maybe_negate_const_int to output insn mnemonic.
1819         (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto.  Remove overflow
1820         check from instruction predicate.  Update comments.
1821         * config/i386/sync.md (sync_add<mode>): Use
1822         x86_maybe_negate_const_int to output insn mnemonic.
1823
1824 2010-04-06  Jan Hubicka  <jh@suse.cz>
1825
1826         PR tree-optimization/42906
1827         * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1828         IGNORE_SELF argument.  Set visited_control_parents for fully
1829         processed BBs.
1830         (find_obviously_necessary_stmts): Update call of
1831         mark_control_dependent_edges_necessary.
1832         (propagate_necessity): Likewise.  Handle PHI edges more curefully.
1833
1834 2010-04-06  Uros Bizjak  <ubizjak@gmail.com>
1835
1836         * config/i386/i386.md: Remove comment about 'e' and 'E'
1837         operand modifier.
1838
1839 2010-04-06  Richard Guenther  <rguenther@suse.de>
1840
1841         PR tree-optimization/43627
1842         * tree-vrp.c (extract_range_from_unary_expr): Widenings
1843         of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1844         not varying.
1845
1846 2010-04-06  Jakub Jelinek  <jakub@redhat.com>
1847
1848         * BASE-VER: Change to 4.6.0.
1849
1850         PR target/43638
1851         * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1852         handling.
1853
1854 2010-04-06  Richard Guenther  <rguenther@suse.de>
1855
1856         PR middle-end/43661
1857         * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1858
1859 2010-04-05  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1860
1861         * doc/invoke.texi (Optimize Options): Document that LTO
1862         won't remove object access purely due to incompatible
1863         declarations.
1864
1865 2010-04-04  Matthias Klose  <doko@ubuntu.com>
1866
1867         * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1868         Initialize variable.
1869
1870 2010-04-03  Richard Guenther  <rguenther@suse.de>
1871
1872         PR middle-end/42509
1873         * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1874         require a non-NULL MEM_OFFSET.
1875
1876 2010-04-02  Steven Bosscher  <steven@gcc.gnu.org>
1877
1878         * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1879         basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1880         collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1881         config/alpha/predicates.md, config/arm/arm.md,
1882         config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1883         config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1884         config/darwin9.h, config/darwin.c, config/darwin.h,
1885         config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1886         config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1887         config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1888         config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1889         config/mips/mips.md, config/mn10300/mn10300.c,
1890         config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1891         config/rs6000/aix.h, config/rs6000/dfp.md,
1892         config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1893         config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1894         config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1895         config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1896         config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1897         config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1898         c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1899         diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1900         doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1901         doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1902         fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1903         gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1904         graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1905         graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1906         graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1907         graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1908         intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1909         ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1910         ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1911         loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1912         objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1913         opt-functions.awk, opth-gen.awk, params.def, passes.c,
1914         postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1915         rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1916         store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1917         tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1918         tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1919         tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1920         tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1921         tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1922         tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1923         tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1924         tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1925         tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1926         tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1927         unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1928
1929 2010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1930
1931         PR other/43620
1932         * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1933         * aclocal.m4: Regenerate.
1934
1935 2010-04-02  Richard Guenther  <rguenther@suse.de>
1936
1937         PR tree-optimization/43629
1938         * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1939         if we have seen a constant value.
1940
1941 2010-04-02  Joseph Myers  <joseph@codesourcery.com>
1942
1943         * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1944
1945 2010-04-02  Richard Earnshaw  <rearnsha@arm.com>
1946
1947         PR target/43469
1948         * arm.c (legitimize_tls_address): Adjust call to
1949         gen_tls_load_dot_plus_four.
1950         (arm_note_pic_base): New function.
1951         (arm_cannot_copy_insn_p): Use it.
1952         * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1953         constraint.
1954
1955 2010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1956
1957         PR bootstrap/43531
1958
1959         Revert:
1960         2009-09-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1961
1962         * Makefile.in ($(out_object_file)): Depend on
1963         gt-$(basename $(notdir $(out_file))).h.
1964
1965 2010-04-01  Ralf Corsépius <ralf.corsepius@rtems.org>
1966
1967         * config.gcc (lm32-*-rtems*): Add t-lm32.
1968
1969 2010-04-01  Joel Sherrill <joel.sherrill@oarcorp.com>
1970
1971         * config.gcc: Add lm32-*-rtems*.
1972         * config/lm32/rtems.h: New file.
1973
1974 2010-04-01  Dave Korn  <dave.korn.cygwin@gmail.com>
1975
1976         PR target/42609
1977         * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1978
1979 2010-04-01  Jakub Jelinek  <jakub@redhat.com>
1980
1981         * dwarf2out.c (output_compilation_unit_header): For
1982         -gdwarf-4 use version 4 instead of version 3.
1983         (output_line_info): For version 4 and above emit additional
1984         maximum ops per insn header field.
1985         (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1986
1987         * dwarf2out.c (is_c_family, is_java): Remove.
1988         (lower_bound_default): New function.
1989         (add_bound_info, gen_descr_array_type_die): Use it.
1990
1991 2010-04-01  Dodji Seketeli  <dodji@redhat.com>
1992
1993         PR debug/43325
1994         * dwarf2out.c (gen_variable_die): Allow debug info for variable
1995         re-declaration when it happens in a function.
1996
1997 2010-04-01  Aldy Hernandez  <aldyh@redhat.com>
1998
1999         * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2000         (cgraph_remove_function_insertion_hook): Same.
2001         (cgraph_call_function_insertion_hooks): Same.
2002
2003 2010-04-01  Richard Guenther  <rguenther@suse.de>
2004
2005         PR middle-end/43614
2006         * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2007         and TREE_THIS_VOLATILE.
2008         (copy_ref_info): Likewise.
2009         * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2010         * tree.c (build6_stat): Ignore side-effects of all but arg5
2011         for TARGET_MEM_REF.  Set TREE_THIS_VOLATILE from arg5 of
2012         TARGET_MEM_REF.
2013
2014 2010-04-01  Richard Guenther  <rguenther@suse.de>
2015
2016         PR tree-optimization/43607
2017         * ipa-type-escape.c (check_call): Do not access non-existing
2018         arguments.
2019
2020 2010-04-01  Richard Guenther  <rguenther@suse.de>
2021
2022         PR middle-end/43602
2023         Revert
2024         2010-03-30  Seongbae Park <seongbae.park@gmail.com>
2025                     Jack Howarth <howarth@bromo.med.uc.edu>
2026
2027         * tree-profile.c (tree_init_ic_make_global_vars): Make static
2028         variables TLS.
2029
2030 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2031
2032         * doc/install.texi (Prerequisites): Document libelf usability on
2033         IRIX 5/6 and Solaris 2.
2034         (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2035         Update GNU as, GNU ld requirements.
2036         (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2037         Document Sun Studio compiler download.
2038         Update and simplify as, ld recommendations.
2039         (Specific, *-*-solaris2.7): Note obsoletion, removal.
2040
2041 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2042
2043         * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2044         with_tune_32 to pentium4.
2045
2046 2010-04-01  Uros Bizjak  <ubizjak@gmail.com>
2047
2048         * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2049
2050 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2051
2052         * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2053         obsoletion, removal.
2054         Update IDO URL.
2055         Document GNU as requirement.
2056         Update configure requirements.
2057         (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2058         Recomment IRIX 6.5.18+.
2059         Document IDF/IDL requirement.
2060         Document GNU as requirement.
2061         Document GNU ld bootstrap failure.
2062         Remove freeware.sgi.com reference.
2063
2064 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2065
2066         * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2067         UNIX V4.0, V5.0 obsoletion, removal.
2068         Remove --with-gc=simple reference.
2069         Update VM requirements during bootstrap.
2070         Remove -oldas bootstrap description.
2071         Update binutils reference.
2072         Remove comparison failure note.
2073
2074 2010-03-31  Richard Guenther  <rguenther@suse.de>
2075             Zdenek Dvorak  <ook@ucw.cz>
2076             Sebastian Pop  <sebastian.pop@amd.com>
2077
2078         PR middle-end/43464
2079         * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2080         with multiple arguments.
2081         (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2082
2083 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2084
2085         * graphite-dependences.c (print_pddr): Call print_pdr with an
2086         extra argument.
2087         * graphite-poly.c (debug_pdr): Add an extra argument for the
2088         verbosity level.
2089         (print_pdr): Same.
2090         (print_pbb_domain): Same.
2091         (print_pbb): Same.
2092         (print_scop_context): Same.
2093         (print_scop): Same.
2094         (print_cloog): Same.
2095         (debug_pbb_domain): Same.
2096         (debug_pbb): Same.
2097         (print_pdrs): Same.
2098         (debug_pdrs): Same.
2099         (debug_scop_context): Same.
2100         (debug_scop): Same.
2101         (debug_cloog): Same.
2102         (print_scop_params): Same.
2103         (debug_scop_params): Same.
2104         (print_iteration_domain): Same.
2105         (print_iteration_domains): Same.
2106         (debug_iteration_domain): Same.
2107         (debug_iteration_domains): Same.
2108         (print_scattering_function): Same.
2109         (print_scattering_functions): Same.
2110         (debug_scattering_function): Same.
2111         (debug_scattering_functions): Same.
2112         * graphite-poly.h (debug_pdr): Update declaration.
2113         (print_pdr): Same.
2114         (print_pbb_domain): Same.
2115         (print_pbb): Same.
2116         (print_scop_context): Same.
2117         (print_scop): Same.
2118         (print_cloog): Same.
2119         (debug_pbb_domain): Same.
2120         (debug_pbb): Same.
2121         (print_pdrs): Same.
2122         (debug_pdrs): Same.
2123         (debug_scop_context): Same.
2124         (debug_scop): Same.
2125         (debug_cloog): Same.
2126         (print_scop_params): Same.
2127         (debug_scop_params): Same.
2128         (print_iteration_domain): Same.
2129         (print_iteration_domains): Same.
2130         (debug_iteration_domain): Same.
2131         (debug_iteration_domains): Same.
2132         (print_scattering_function): Same.
2133         (print_scattering_functions): Same.
2134         (debug_scattering_function): Same.
2135         (debug_scattering_functions): Same.
2136
2137 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2138
2139         * graphite-poly.c (print_scattering_function_1): New.
2140         (print_scattering_function): Call it.
2141         (print_scop_params): Remove spaces at the end of lines.
2142         (print_cloog): New.
2143         (debug_cloog): New.
2144         * graphite-poly.h (print_cloog): Declared.
2145         (debug_cloog): Declared.
2146
2147 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2148
2149         * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2150         in loop->header.
2151         * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2152         * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2153         * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2154         to switch between adding the IV bump in loop->latch or in loop->header.
2155
2156 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2157
2158         * graphite-poly.c (print_scattering_function): Pretty print following
2159         the scoplib format.
2160         (print_pdr): Same.
2161         (print_pbb_domain): Same.
2162         (dump_gbb_cases): Same.
2163         (dump_gbb_conditions): Same.
2164         (print_pdrs): Same.
2165         (print_pbb): Same.
2166         (print_scop_params): Same.
2167         (print_scop_context): Same.
2168         (print_scop): Same.
2169         (print_pbb_body): New.
2170         (lst_indent_to): New.
2171         (print_lst): Start new lines with a #.
2172         * graphite-poly.h (pbb_bb): New.
2173         (pbb_index): Use pbb_bb.
2174         * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2175         disjuncts.
2176         * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2177
2178 2010-03-31  Jakub Jelinek  <jakub@redhat.com>
2179
2180         * dwarf2out.c (size_of_die): For -gdwarf-4 use
2181         uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2182         and 0 instead of 1 for dw_val_class_flag.
2183         (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2184         dw_val_class_range_list, dw_val_class_loc_list,
2185         dw_val_class_lineptr and dw_val_class_macptr, use
2186         DW_FORM_flag_present for dw_val_class_flag and
2187         DW_FORM_exprloc for dw_val_class_loc.
2188         (output_die): For -gdwarf-4 print dw_val_class_loc
2189         size as uleb128 instead of 1 or 2 bytes and don't print
2190         anything for dw_val_class_flag.
2191
2192         * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2193         instead of cselib_lookup following by tweaking locs->setting_insn.
2194
2195         PR bootstrap/43596
2196         * cselib.c (cselib_process_insn): Clear cselib_current_insn
2197         even before returning from label, setjmp call or volatile asm
2198         handling.
2199
2200 2010-03-31  Richard Guenther  <rguenther@suse.de>
2201
2202         PR middle-end/43600
2203         * cgraphunit.c (cgraph_output_in_order): Do not allocate
2204         temporary data on stack.
2205
2206 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2207
2208         * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2209         (PUSHSECTION_ASM_OP): Remove.
2210         (POPSECTION_ASM_OP): Remove.
2211         (PUSHSECTION_FORMAT): Remove.
2212         * config/sol2.h (PUSHSECTION_FORMAT): Define.
2213         * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2214         * config/sol2.c (solaris_output_init_fini): Use it.
2215
2216 2010-03-31  Jie Zhang  <jie@codesourcery.com>
2217
2218         PR 43574
2219         * opt-functions.awk (var_type_struct): Use signed char type
2220         for simple variables.
2221
2222 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2223
2224         * config/sol2.c: Include output.h.
2225         (solaris_assemble_visibility): New function.
2226         * config/t-sol2 (sol2.o): Add output.h dependency.
2227         * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2228         * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2229         Redefine.
2230
2231 2010-03-31  Jakub Jelinek  <jakub@redhat.com>
2232
2233         PR target/43580
2234         * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2235         V2SImode or XFmode on PRE_DEC.
2236
2237         PR debug/43557
2238         * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2239         BLKmode.
2240
2241 2010-03-31  Jie Zhang  <jie@codesourcery.com>
2242
2243         PR 43562
2244         * reload.h (caller_save_initialized_p): Declare.
2245         * toplev.c (backend_init_target): Don't call
2246         init_caller_save but set caller_save_initialized_p to false.
2247         * caller-save.c (caller_save_initialized_p): Define.
2248         (init_caller_save): Check caller_save_initialized_p.
2249         * ira.c (ira): Call init_caller_save if flag_caller_saves.
2250
2251 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2252
2253         PR target/39048
2254         * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2255         and soft-fp/t-softfp to tmake_file.
2256         * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2257         (LIBGCC2_TF_CEXT): Define.
2258         (TF_SIZE): Define.
2259
2260 2010-03-30  Alexandre Oliva  <aoliva@redhat.com>
2261
2262         PR debug/42977
2263         * cselib.c (n_useless_values): Document handling of debug locs.
2264         (n_useless_debug_values, n_debug_values): New variables.
2265         (new_elt_loc_list): Don't add to debug values, keep count.
2266         (promote_debug_loc): New.
2267         (cselib_reset_table): Zero new variables.
2268         (entry_and_rtx_equal_p): Promote debug locs.
2269         (discard_useless_locs): Increment n_useless_debug_values for
2270         debug values.
2271         (remove_useless_values): Adjust n_useless_values and n_debug_values
2272         with n_useless_debug_values.
2273         (add_mem_for_addr): Promote debug locs.
2274         (cselib_lookup_mem): Likewise.
2275         (cselib_lookup_addr): Renamed to...
2276         (cselib_lookup_addr_1): ... this.  Promote debug locs.  Don't call...
2277         (cselib_log_lookup): ... this.  Turn into...
2278         (cselib_lookup_addr): ... new wrapper.
2279         (cselib_lookup_from_insn): New.
2280         (cselib_invalidate_regno): Increment n_useless_debug_values for
2281         debug values.
2282         (cselib_invalidate_mem): Likewise.
2283         (cselib_process_insn): Take n_deleted and n_debug_values into
2284         account to guard remove_useless_value call.
2285         (cselib_finish): Zero n_useless_debug_values.
2286         * cselib.h (cselib_lookup_from_insn): Declare.
2287         * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2288         (sched_analyze_2): Likewise.
2289
2290 2010-03-30  Jakub Jelinek  <jakub@redhat.com>
2291
2292         * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2293         functions.
2294         (adjust_mems): Replace narrowing SUBREG of expression containing
2295         just PLUS, MINUS, MULT and ASHIFT of registers and constants
2296         with operations in the narrower mode.
2297
2298         PR debug/43593
2299         * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2300         regs_invalidated_by_call instead all call_used_reg_set registers.
2301
2302 2010-03-30  Sebastian Pop  <sebastian.pop@amd.com>
2303
2304         PR middle-end/43430
2305         * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2306         pointer comparisons with types_compatible_p.
2307         * tree-vect-stmts.c (vectorizable_call): Same.
2308         (vectorizable_condition): Same.
2309
2310 2010-03-30  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2311
2312         * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2313         stack check if the mask would be zero.
2314
2315 2010-03-30  Seongbae Park <seongbae.park@gmail.com>
2316             Jack Howarth <howarth@bromo.med.uc.edu>
2317
2318         * tree-profile.c (tree_init_ic_make_global_vars): Make static
2319         variables TLS.
2320
2321 2010-03-30  Joseph Myers  <joseph@codesourcery.com>
2322
2323         PR other/25232
2324         * libgcc-std.ver (GCC_4.5.0): Define version.  Include __unordxf2
2325         and __unordtf2.
2326         * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2327         Include ___unordxf2 and ___unordtf2.
2328         * config/i386/libgcc-glibc.ver: Do not define inheritance from
2329         GCC_4.4.0 here.
2330
2331 2010-03-30  Tarik Graba  <tarik.graba@telecom-paristech.fr>
2332
2333         * config/lm32/t-lm32: New file.
2334         * config.gcc: Use the above file when targetting lm32.
2335
2336 2010-03-28  Duncan Sands  <baldrick@free.fr>
2337
2338         * Makefile.in (PLUGIN_HEADERS): Add except.h.
2339
2340 2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
2341
2342         PR middle-end/43431
2343         * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2344         Improve vectorization cost model diagnostic.
2345
2346 2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
2347
2348         PR middle-end/43436
2349         * tree-vect-data-refs.c (vect_analyze_data_refs): When
2350         compute_data_dependences_for_loop returns false, early exit
2351         and output an extra diagnostic for the failed data reference
2352         analysis.
2353
2354 2010-03-29  Richard Guenther  <rguenther@suse.de>
2355
2356         PR tree-optimization/43560
2357         * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2358         (can_sm_ref_p): Treat stores to readonly locations as trapping.
2359
2360 2010-03-29  Jie Zhang  <jie@codesourcery.com>
2361
2362         PR 43564
2363         * toplev.c (process_options): Set optimization_default_node
2364         and optimization_current_node.
2365         * opts.c (decode_options): Don't set optimization_default_node
2366         and optimization_current_node.
2367
2368 2010-03-29  Ralf Corsépius  <ralf.corsepius@rtems.org>
2369
2370         * config/rtems.h: Abandon -qrtems_debug.
2371
2372 2010-03-28  Jan Hubicka  <jh@suse.cz>
2373
2374         PR tree-optimization/43505
2375         * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2376         map should not be copied.
2377
2378 2010-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2379
2380         PR middle-end/41674
2381         * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2382         cdtors, set DECL_PRESERVE_P.
2383         * ipa.c (cgraph_externally_visible_p): Return true if declaration
2384         should be preseved.
2385
2386 2010-03-27  Uros Bizjak  <ubizjak@gmail.com>
2387
2388         PR tree-optimization/43528
2389         * stor-layout.c (place_field): Check that constant fits into
2390         unsigned HWI when skipping calculation of MS bitfield layout.
2391
2392 2010-03-27  Jan Hubicka  <jh@suse.cz>
2393
2394         PR middle-end/43391
2395         * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2396         notice_global_symbol work.
2397
2398 2010-03-27  Jakub Jelinek  <jakub@redhat.com>
2399
2400         * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2401         instead of dwarf2out_decl.
2402         (struct var_loc_node): Remove section_label field.
2403         (dwarf2out_function_decl): New function.
2404         (dwarf2out_var_location): Don't set section_label field.
2405         (dwarf2out_begin_function): Don't empty decl_loc_table here.
2406
2407 2010-03-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
2408
2409         PR tree-optimization/43544
2410         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2411         First argument for builtin vectorized function hook is now a
2412         tree to be able to distinguish between machine specific and
2413         standard builtins.
2414         * targhooks.c (default_builtin_vectorized_function): Ditto.
2415         * targhooks.h (default_builtin_vectorized_function): Ditto.
2416         * target.h (struct gcc_target): Ditto.
2417         * tree-vect-stmts.c (vectorizable_function): Ditto.
2418         * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2419         * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2420         Ditto.
2421
2422 2010-03-26  Joseph Myers  <joseph@codesourcery.com>
2423
2424         PR c/43381
2425         * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2426         nested binding iff it is a FUNCTION_DECL.
2427         (store_parm_decls_newstyle): Pass nested=true to bind for
2428         FUNCTION_DECLs amongst parameters.
2429
2430 2010-03-26  Jakub Jelinek  <jakub@redhat.com>
2431
2432         * var-tracking.c (vt_expand_loc_callback): Don't run
2433         cselib_expand_value_rtx_cb in dummy mode if
2434         cselib_dummy_expand_value_rtx_cb returned false.
2435
2436         * var-tracking.c (emit_note_insn_var_location): For one part
2437         notes with offset 0, don't add EXPR_LIST around the location.
2438         * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2439         add_location_or_const_value_attribute): Adjust for that change.
2440
2441         PR debug/43540
2442         * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2443         into first operand and location into second.
2444         (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2445         dw_cfi_oprnd_loc for DW_CFA_expression.
2446         (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2447         (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2448         assume first argument is regnum and second argument is location.
2449
2450 2010-03-26  Uros Bizjak  <ubizjak@gmail.com>
2451
2452         PR target/42113
2453         * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2454         of scratch register to DImode.  Split to DImode comparison operator.
2455         Use SImode subreg of scratch register in the multiplication.
2456         (*cmp_sadd_sidi): Ditto.
2457         (*cmp_ssub_si): Ditto.
2458         (*cmp_ssub_sidi): Ditto.
2459
2460 2010-03-26  Uros Bizjak  <ubizjak@gmail.com>
2461
2462         PR target/43524
2463         * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2464         Remove invalid assert and wrong comment.
2465
2466 2010-03-26  Jakub Jelinek  <jakub@redhat.com>
2467
2468         PR debug/43516
2469         * flags.h (final_insns_dump_p): New extern.
2470         * final.c (final_insns_dump_p): New variable.
2471         (rest_of_clean_state): Set it before -fdump-final-insns=
2472         dumping, clear afterwards.
2473         * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2474         MEM_ALIAS_SET on MEMs.
2475
2476 2010-03-26  David S. Miller  <davem@davemloft.net>
2477
2478         * configure.ac: Fix sparc GOTDATA_OP bug check.
2479         * configure: Rebuild.
2480
2481 2010-03-26  Alan Modra  <amodra@gmail.com>
2482
2483         * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2484
2485 2010-03-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2486
2487         * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2488         TLS_SECTION_ASM_FLAG.
2489
2490 2010-03-25  Jakub Jelinek  <jakub@redhat.com>
2491
2492         PR bootstrap/43511
2493         * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2494         Clear first_function_block_is_cold.
2495
2496         PR c/43385
2497         * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2498         argument if the argument is truth_value_p.
2499
2500 2010-03-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
2501
2502         * config/rs6000/constraints.md: Update copyright year for my changes.
2503
2504         PR target/43484
2505         * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2506         used in reg+reg addressing, swap registers.
2507
2508 2010-03-24  Jakub Jelinek  <jakub@redhat.com>
2509
2510         PR debug/43293
2511         * target.h (struct gcc_target): Add code_end hook.
2512         * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2513         if not yet defined.
2514         (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2515         * toplev.c (compile_file): Call targetm.asm_out.code_end
2516         hook before unwind info/debug info output.
2517         * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2518         * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2519         (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2520         * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2521         (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2522         * config/i386/i386.c (ix86_file_end): Renamed to...
2523         (ix86_code_end): ... this.  Make static.  Don't call
2524         file_end_indicate_exec_stack.  Emit unwind info using
2525         final_start_function/final_end_function.
2526         (darwin_x86_file_end): Remove.
2527         (TARGET_ASM_CODE_END): Define.
2528         * config/i386/i386.h (TARGET_ASM_FILE_END,
2529         NEED_INDICATE_EXEC_STACK): Don't define.
2530         * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2531         (TARGET_ASM_FILE_END): Define to darwin_file_end.
2532         * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2533         * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2534
2535         PR target/43498
2536         * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2537         at the beginning and final_end_function at the end.
2538         * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2539
2540 2010-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2541
2542         * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2543         and Sun as TLS syntax.
2544         (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2545         * configure: Regenerate.
2546         * config.in: Regenerate.
2547         * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2548         (default_elf_asm_named_section): Use it.
2549         * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2550         (i386_output_dwarf_dtprel): Likewise.
2551         (output_addr_const_extra): Likewise.
2552         (output_pic_addr_const): Lowercase @GOTTPOFF.
2553         (output_addr_const_extra): Likewise.
2554         (output_pic_addr_const): Lowercase @GOTNTPOFF.
2555         (output_addr_const_extra): Likewise.
2556         (output_pic_addr_const): Lowercase @INDNTPOFF.
2557         (output_addr_const_extra): Likewise.
2558         (output_pic_addr_const): Lowercase @NTPOFF.
2559         (output_addr_const_extra): Likewise.
2560         (output_pic_addr_const): Lowercase @TPOFF.
2561         (output_addr_const_extra): Likewise.
2562         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2563         (*tls_global_dynamic_64): Likewise.
2564         (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2565         (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2566
2567         * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2568         (ASM_OUTPUT_TLS_COMMON): Use it.
2569         * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2570
2571         PR target/38118
2572         * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2573         * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2574         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2575         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2576         * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2577         (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2578
2579 2010-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2580
2581         * config/i386/i386.c (override_options): Don't accept
2582         -mtls-dialect=sun any longer.
2583         * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2584         * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2585         (*tls_local_dynamic_base_32_sun): Likewise.
2586         * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2587
2588 2010-03-24  Jakub Jelinek  <jakub@redhat.com>
2589
2590         PR debug/43508
2591         * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2592         VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2593
2594         PR debug/43479
2595         * ira.c (adjust_cleared_regs): New function.
2596         (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2597
2598         PR debug/19192
2599         PR debug/43479
2600         * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2601         from gimple_block.
2602         * expr.c (expand_expr_real): Restore previous
2603         curr_insn_source_location and curr_insn_block after
2604         expand_expr_real_1 call.
2605         (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2606         instead of expand_expr_real_1.
2607
2608 2010-03-23  Vladimir Makarov  <vmakarov@redhat.com>
2609
2610         PR rtl-optimization/43413
2611         * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2612         hard regs too.
2613
2614 2010-03-22  James E. Wilson  <wilson@codesourcery.com>
2615
2616         PR target/43348
2617         * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2618         call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2619
2620 2010-03-22  H.J. Lu  <hongjiu.lu@intel.com>
2621
2622         * config/i386/i386.c (ix86_target_string): Add -mfma.
2623         Fix a typo in comment.
2624
2625 2010-03-22  Mike Stump  <mikestump@comcast.net>
2626
2627         PR target/23071
2628         * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2629         Don't overly align based upon packed packed fields.
2630
2631 2010-03-22  Jason Merrill  <jason@redhat.com>
2632
2633         * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2634         Use () rather than [], and move before the element type.
2635
2636 2010-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2637
2638         * doc/configfiles.texi (Configuration Files): Removed
2639         fixinc/Makefile*, intl/Makefile.*.
2640         * doc/makefile.texi: Fixed markup. Abstract from version
2641         control system used.
2642         (Makefile): Removed obsolete gcc/java/parse.y example.
2643         * doc/sourcebuild.texi: Likewise.
2644         (Top Level): Added config, gnattools, libdecnumber, libgcc,
2645         libgomp, libssp.  Removed fastjar.
2646         (Miscellaneous Docs): Clarify location.
2647         Added COPYING3, COPYING3.LIB.
2648         (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2649
2650 2010-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2651
2652         PR target/38085
2653         * config/i386/i386.c (x86_function_profiler)
2654         [!NO_PROFILE_COUNTERS]: Fix typo.
2655         * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2656         instead of callq.
2657
2658 2010-03-22  Janis Johnson  <janis187@us.ibm.com>
2659             Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2660
2661         * doc/sourcebuild.texi (Test Directives): Split into six
2662         subsections, with most of the current text in new subsections
2663         Directives, Selectors, and Final Actions.
2664         (Directives): Split list of test directives into multiple
2665         subsubsections.
2666         (Selectors): Describe use and syntax of selectors.
2667         (Effective-Target Keywords): Describe all existing keywords.
2668         (Add Options): Describe features for dg-add-options.
2669         (Require Support): Describe variants of dg-require-support.
2670         (Final Actions): Describe commands to use in dg-final.
2671
2672 2010-03-22  Michael Matz  <matz@suse.de>
2673
2674         PR middle-end/43475
2675         * recog.c (validate_replace_rtx_group): Replace also in
2676         REG_EQUAL and REG_EQUIV notes.
2677
2678 2010-03-22  Richard Guenther  <rguenther@suse.de>
2679
2680         PR tree-optimization/43390
2681         * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2682         sure vector extracts are type correct.
2683
2684 2010-03-22  Richard Guenther  <rguenther@suse.de>
2685
2686         PR middle-end/40106
2687         * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2688         x * sqrt (x) even when optimizing for size if the target
2689         has native support for sqrt.
2690
2691 2010-03-22  Jakub Jelinek  <jakub@redhat.com>
2692
2693         * varasm.c (make_decl_rtl_for_debug): Also clear
2694         flag_mudflap for the duration of make_decl_rtl call.
2695
2696         PR debug/43443
2697         * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2698         locs from preserved VALUEs.
2699
2700 2010-03-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2701
2702         PR middle-end/42718
2703         * pa.md (movmemsi): Set align to one if zero.
2704         (movmemdi): Likewise.
2705
2706 2010-03-21  Richard Earnshaw  <rearnsha@arm.com>
2707
2708         PR target/42321
2709         * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2710         with their corresponding prologue pushes.
2711
2712 2010-03-20  Andrew Pinski  <pinskia@gmail.com>
2713
2714         PR target/43156
2715         * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2716         at the begining or end.
2717         (spu_expand_epilogue): Likewise.
2718
2719 2010-03-20  Richard Guenther  <rguenther@suse.de>
2720
2721         PR rtl-optimization/43438
2722         * combine.c (make_extraction): Properly zero-/sign-extend an
2723         extraction of the low part of a CONST_INT.  Also handle
2724         CONST_DOUBLE.
2725
2726 2010-03-19  Mike Stump  <mikestump@comcast.net>
2727
2728         * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2729         * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2730         (override_options): Use SUBTARGET32_DEFAULT_CPU.
2731
2732 2010-03-19  Andrew Pinski  <andrew_pinski@caviumnetworks.com>
2733
2734         PR c/43211
2735         * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2736         an error.
2737
2738 2010-03-19  Bernd Schmidt  <bernds@codesourcery.com>
2739
2740         PR rtl-optimization/42258
2741         * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2742         use that may match DEF.
2743
2744         PR target/40697
2745         * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2746         the cost of loading the constant rather than assuming
2747         COSTS_N_INSNS (1).
2748         * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2749         outer code is AND, do the same tests as the andsi3 expander and
2750         return COSTS_N_INSNS (1) if and is cheap.
2751
2752         * optabs.c (avoid_expensive_constant): Fix formatting.
2753
2754 2010-03-19  Michael Matz  <matz@suse.de>
2755
2756         PR c++/43116
2757         * attribs.c (decl_attributes): When rebuilding a function pointer
2758         type use the same qualifiers as the original pointer type.
2759
2760 2010-03-19  Martin Jambor  <mjambor@suse.cz>
2761
2762         * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2763         and is_gimple_ip_invariant_address.
2764
2765 2010-03-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
2766
2767         Revert
2768         2009-10-01  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
2769
2770         * config/arm/arm.c (arm_override_options): Turn off
2771         flag_dwarf2_cfi_asm for AAPCS variants.
2772
2773 2010-03-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
2774
2775         PR target/43399
2776         * config/arm/arm.c (emit_multi_reg_push): Update comments.
2777         Use PRE_MODIFY instead of PRE_DEC.
2778         (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2779         (vfp_emit_fstmd): Likewise.
2780
2781 2010-03-19  Michael Matz  <matz@suse.de>
2782
2783         PR target/43305
2784         * builtins.c (expand_builtin_interclass_mathfn,
2785         expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2786         if that fails.
2787
2788 2010-03-19  Richard Guenther  <rguenther@suse.de>
2789
2790         PR tree-optimization/43415
2791         * tree-ssa-pre.c (phi_translate): Split out worker to ...
2792         (phi_translate_1): ... this.
2793         (phi_translate): Move all caching here.  Cache all NARY
2794         and REFERENCE translations.
2795
2796 2010-03-19  David S. Miller  <davem@davemloft.net>
2797
2798         With help from Eric Botcazou.
2799         * config/sparc/sparc.c: Include dwarf2out.h.
2800         (emit_pic_helper): Delete.
2801         (pic_helper_symbol_name): Delete.
2802         (pic_helper_emitted_p): Delete.
2803         (pic_helper_needed): New.
2804         (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2805         (get_pc_thunk_name): New.
2806         (load_pic_register): Remove 'delay_pic_helper' arg.  Use
2807         get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2808         Set pic_helper_needed to true.  Don't call emit_pic_helper.
2809         (sparc_expand_prologue): Update load_pic_register call.
2810         (sparc_output_mi_thunk): Likewise.
2811         (sparc_file_end): Emit a hidden comdat symbol for the PIC
2812         thunk if possible.  Output CFI information as needed.
2813
2814 2010-03-18  Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2815             Jack Howarth <howarth@bromo.med.uc.edu>
2816
2817         PR target/36399
2818         * config/i386/i386.h: Fix ABI on darwin x86-32.
2819
2820 2010-03-18  Aldy Hernandez  <aldyh@redhat.com>
2821
2822         * tree.h: Declare make_decl_rtl_for_debug.
2823         * varasm.c (make_decl_rtl_for_debug): New.
2824         * dwarf2out.c (rtl_for_decl_location): Call it.
2825         * cfgexpand.c (expand_debug_expr): Call it.
2826
2827 2010-03-18  Jakub Jelinek  <jakub@redhat.com>
2828
2829         PR bootstrap/43399
2830         * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2831         mem_mode.
2832
2833         PR bootstrap/43403
2834         * var-tracking.c (vt_init_cfa_base): Do nothing if
2835         cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2836
2837 2010-03-18  Alexandre Oliva  <aoliva@redhat.com>
2838
2839         PR debug/42873
2840         * var-tracking.c (canonicalize_vars_star): New.
2841         (dataflow_post_merge_adjust): Use it.
2842
2843 2010-03-18  Jakub Jelinek  <jakub@redhat.com>
2844
2845         PR debug/43058
2846         * var-tracking.c (non_suitable_const): New function.
2847         (add_uses): For DEBUG_INSNs with constants, don't record any
2848         value, instead just the constant value itself.
2849         (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2850         is not VAR_LOC_UNKNOWN_P, set var to the constant.
2851         (emit_notes_in_bb): Likewise.
2852         (emit_note_insn_var_location): For onepart variables if
2853         cur_loc is a VOIDmode constant, use DECL_MODE.
2854
2855 2010-03-18  Martin Jambor  <mjambor@suse.cz>
2856
2857         PR middle-end/42450
2858         * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2859         * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2860         all non-clones.  Moved call redirection...
2861         (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2862         (cgraph_materialize_all_clones): Dispose of all
2863         combined_args_to_skip bitmaps.
2864         (verify_cgraph_node): Do not check for edges pointing to wrong
2865         nodes in inline clones.
2866         * tree-inline.c (copy_bb): Call
2867         cgraph_redirect_edge_call_stmt_to_callee.
2868         * ipa.c (cgraph_remove_unreachable_nodes): Call
2869         cgraph_node_remove_callees even when there are used clones.
2870
2871 2010-03-18  H.J. Lu  <hongjiu.lu@intel.com>
2872
2873         * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2874
2875 2010-03-18  H.J. Lu  <hongjiu.lu@intel.com>
2876
2877         PR target/43383
2878         * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2879         for 32bit.
2880
2881 2010-03-18  Michael Matz  <matz@suse.de>
2882
2883         PR middle-end/43419
2884         * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2885         into sqrt(x) if we need to preserve signed zeros.
2886
2887 2010-03-18  Steven Bosscher  <steven@gcc.gnu.org>
2888             Eric Botcazou  <ebotcazou@adacore.com>
2889
2890         PR rtl-optimization/43360
2891         * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2892         note if we don't know its invariant status.
2893
2894 2010-03-18  Michael Matz  <matz@suse.de>
2895
2896         PR tree-optimization/43402
2897         * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2898         PHI chains of ssa names registered for update.
2899
2900 2010-03-17  Peter Bergner  <bergner@vnet.ibm.com>
2901
2902         PR target/42427
2903         * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2904         non-offsettable and pre_modify update addressing.
2905         * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2906         and "2" alternatives "#".
2907         (*movdd_softfloat32): Make all alternatives "#";
2908         * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2909         (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2910         (*movdf_softfloat32): Make all alternatives "#";
2911         (movdi): Use the new DIFD mode iterator to create a common splitter
2912         for movdi, movdf and movdd patterns.
2913
2914 2010-03-18  Shujing Zhao  <pearly.zhao@oracle.com>
2915
2916         * common.opt (dumpdir): Remove redundant tab.
2917
2918 2010-03-17  Martin Jambor  <mjambor@suse.cz>
2919
2920         PR tree-optimization/43347
2921         * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2922         original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2923
2924 2010-03-17  Bernd Schmidt  <bernd.schmidt@analog.com>
2925
2926         PR rtl-optimization/42216
2927         * regrename.c (create_new_chain): New function, broken out from...
2928         (scan_rtx_reg): ... here.  Call it.  Handle the case where we are
2929         appending a use to an empty chain.
2930         (build_def_use): Remove previous changes that convert OP_INOUT to
2931         OP_OUT operands; instead detect the case where an OP_INOUT operand
2932         uses a previously untracked register and create an empty chain for it.
2933
2934 2010-03-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2935
2936         * doc/extend.texi (Function Attributes): Rewrite unfinished
2937         sentence in ms_abi documentation.
2938
2939 2010-03-17  Alan Modra  <amodra@gmail.com>
2940
2941         * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2942         * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2943         (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2944         * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2945
2946 2010-03-16  Richard Henderson  <rth@redhat.com>
2947
2948         PR middle-end/43365
2949         * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2950         (lower_try_finally): Save and restore eh_seq around the expansion
2951         of the try-finally.
2952
2953 2010-03-16  Aldy Hernandez  <aldyh@redhat.com>
2954
2955         * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2956         statements before splitting block.
2957
2958 2010-03-16  Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2959
2960         * doc/sourcebuild.texi (Testsuites): Fix markup.
2961         Use pathnames relative to gcc/testsuite.
2962         (Test Directives): Move description of how timeout is determined.
2963         (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2964         (C Tests): Correct gcc.misc-tests directory.
2965         Framework tests now live in gcc.test-framework.
2966
2967 2010-03-16  Richard Guenther  <rguenther@suse.de>
2968
2969         PR middle-end/43379
2970         * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2971         operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2972
2973 2010-03-16  Aldy Hernandez  <aldyh@redhat.com>
2974             Alexandre Oliva  <aoliva@redhat.com>
2975
2976         PR tree-optimization/42917
2977         * lambda-code.c (remove_iv): Skip debug statements.
2978         (lambda_loopnest_to_gcc_loopnest): Likewise.
2979         (not_interesting_stmt): Debug statements are not interesting.
2980
2981 2010-03-16  Jakub Jelinek  <jakub@redhat.com>
2982
2983         PR debug/43051
2984         PR debug/43092
2985         * cselib.c (cselib_preserve_constants,
2986         cfa_base_preserved_val): New static variables.
2987         (preserve_only_constants): New function.
2988         (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2989         clear its REG_VALUES.  If cselib_preserve_constants, don't
2990         empty the whole hash table, but preserve there VALUEs with constants,
2991         cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2992         (cselib_preserve_cfa_base_value): New function.
2993         (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2994         (cselib_init): Change argument to int bitfield.  Set
2995         cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2996         is in it.
2997         (cselib_finish): Clear cselib_preserve_constants and
2998         cfa_base_preserved_val.
2999         * cselib.h (enum cselib_record_what): New enum.
3000         (cselib_init): Change argument to int.
3001         (cselib_preserve_cfa_base_value): New prototype.
3002         * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3003         * dse.c (dse_step1): Likewise.
3004         * cfgcleanup.c (thread_jump): Likewise.
3005         * sched-deps.c (sched_analyze): Likewise.
3006         * gcse.c (local_cprop_pass): Likewise.
3007         * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3008         If FN is non-NULL, call the callback always and whenever it returns
3009         non-NULL just return that.  Only do rtx_equal_p if FN is NULL.
3010         * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3011         * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3012         compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3013         * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3014         * var-tracking.c: Include recog.h.
3015         (bb_stack_adjust_offset): Remove.
3016         (vt_stack_adjustments): Don't call it, instead just gather the
3017         adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3018         (adjust_stack_reference): Remove.
3019         (compute_cfa_pointer): New function.
3020         (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3021         (struct adjust_mem_data): New type.
3022         (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3023         functions.
3024         (get_address_mode): New function.
3025         (replace_expr_with_values): Use it.
3026         (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3027         Use get_address_mode.  For cfa_base_rtx return MO_CLOBBER.
3028         (adjust_sets): Remove.
3029         (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3030         Use get_address_mode.
3031         (get_adjusted_src): Remove.
3032         (add_stores): Don't call it.  Never reuse expr SET.  Don't add extra
3033         MO_VAL_USE for cfa_base_rtx plus constant.  Use get_address_mode.
3034         (add_with_sets): Don't call adjust_sets.
3035         (fp_setter, vt_init_cfa_base): New functions.
3036         (vt_initialize): Change return type to bool.  Move most of pool etc.
3037         initialization to the beginning of the function from end.  Pass
3038         CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3039         If !frame_pointer_needed, call vt_stack_adjustment before mos
3040         vector is filled, call vt_init_cfa_base if argp/framep has been
3041         eliminated to sp.  If frame_pointer_needed and argp/framep has
3042         been eliminated to hard frame pointer, set
3043         hard_frame_pointer_adjustment and call vt_init_cfa_base after
3044         encountering fp setter in the prologue.  For MO_ADJUST, call
3045         log_op_type before pusing the op into mos vector, not afterwards.
3046         Call adjust_insn before cselib_process_insn/add_with_sets,
3047         call cancel_changes (0) afterwards.
3048         (variable_tracking_main_1): Adjust for vt_initialize calling
3049         vt_stack_adjustments and returning whether it succeeded or not.
3050
3051 2010-03-15  Aldy Hernandez  <aldyh@redhat.com>
3052
3053         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3054         debug statements.
3055
3056 2010-03-15  Jakub Jelinek  <jakub@redhat.com>
3057
3058         * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3059         has been set.
3060         (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3061         drap_reg has not been set.
3062
3063 2010-03-15  Michael Matz  <matz@suse.de>
3064
3065         PR middle-end/43300
3066         * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3067         use it to expand block copies.
3068         (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3069         insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3070         (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3071
3072 2010-03-15  Richard Guenther  <rguenther@suse.de>
3073
3074         PR tree-optimization/43367
3075         * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3076         elimination check.
3077
3078 2010-03-15  Richard Guenther  <rguenther@suse.de>
3079
3080         PR tree-optimization/43317
3081         * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3082
3083 2010-03-15  Martin Jambor  <mjambor@suse.cz>
3084
3085         PR tree-optimization/43141
3086         * tree-sra.c (create_abstract_origin): New function.
3087         (modify_function): Call create_abstract_origin.
3088
3089 2010-03-15  Chris Demetriou  <cgd@google.com>
3090
3091         * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3092         wasn't copied.
3093
3094 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3095
3096         PR middle-end/43354
3097         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3098         call insert_out_of_ssa_copy for default definitions.
3099
3100 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3101
3102         * graphite-clast-to-gimple.c (my_long_long): Defined.
3103         (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3104         * graphite-sese-to-poly.c (my_long_long): Defined.
3105         (scop_ivs_can_be_represented): Use it.
3106
3107 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3108
3109         * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3110         graphite-max-bbs-per-function, and loop-block-tile-size.
3111         * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3112         with "maximum".
3113         (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3114
3115 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3116
3117         * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3118         forward declaration.
3119         * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3120         (add_upper_bounds_from_estimated_nit): New.
3121         (build_loop_iteration_domains): Use it.
3122
3123 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3124
3125         * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3126
3127 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3128
3129         PR middle-end/43306
3130         * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3131         should be an INTEGER_CST.  Also handle CASE_CONVERT.
3132
3133 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3134
3135         * graphite.c (graphite_initialize): To bound the number of bbs per
3136         function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3137         * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3138         * doc/invoke.texi: Document it.
3139
3140 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3141
3142         * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3143         * graphite-sese-to-poly.h (build_poly_scop): Same.
3144
3145 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3146
3147         * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3148         the number of parameters in the scop.  Use as an upper bound
3149         PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3150         * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3151         * doc/invoke.texi: Document it.
3152
3153 2010-03-13  Jerry Quinn  <jlquinn@optonline.net>
3154
3155         * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3156         * doc/c-tree.texi: Remove.
3157         * doc/generic.texi: Merge c-tree.texi here.
3158         * doc/gccint.texi (Trees): Remove menu entry.
3159         (c-tree.texi): Remove @include.
3160         * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3161         * doc/languages.texi (Reading RTL): Ditto.
3162
3163 2010-03-12  Steve Ellcey  <sje@cup.hp.com>
3164
3165         PR target/42869
3166         * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3167
3168 2010-03-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
3169
3170         PR middle-end/42431
3171         * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3172         code added to work around reload clobbering CONST insns.
3173
3174 2010-03-12  Jakub Jelinek  <jakub@redhat.com>
3175
3176         * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3177         (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3178         (cselib_preserve_only_values): Remove retain argument, don't
3179         traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3180         * cselib.h (cselib_preserve_only_values): Remove retain argument.
3181         * var-tracking.c (micro_operation): Move insn field before union.
3182         Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3183         (struct variable_tracking_info_def): Remove n_mos field, change
3184         mos into a vector of micro_operations.
3185         (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3186         (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3187         compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3188         changing into a vector.
3189         (add_with_sets): Likewise.  Ensure MO_VAL_USE uops from add_stores
3190         come before all other uops generated by add_stores.
3191         (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3192         argument removal.
3193         (vt_initialize): Likewise.  Adjust for VTI (bb)->mos changing into
3194         a vector.  Run just one pass over the bbs instead of separate counting
3195         and computation phase.
3196         (vt_finalize): Free VTI (bb)->mos vector instead of array.
3197
3198         PR debug/43329
3199         * tree-inline.c (remap_decls): Put old_var rather than origin_var
3200         into *nonlocalized_list vector.
3201         * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3202         even if origin is non-NULL.
3203         (gen_variable_die): Likewise.
3204         (process_scope_var): Don't change origin.
3205         (gen_decl_die): Likewise.
3206         * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3207         before adding new edges instead of after it, fix moving over
3208         debug stmts.
3209
3210 2010-03-11  David S. Miller  <davem@davemloft.net>
3211
3212         * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3213         of four.
3214         * configure: Rebuild.
3215
3216 2010-03-11  Martin Jambor  <mjambor@suse.cz>
3217
3218         PR tree-optimization/43257
3219         * tree.c (assign_assembler_name_if_neeeded): New function.
3220         (free_lang_data_in_cgraph): Assembler name assignment moved to the
3221         above new function.
3222         * tree.h (assign_assembler_name_if_neeeded): Declare.
3223         * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3224         the function if needed.
3225
3226 2010-03-11  Chris Demetriou  <cgd@google.com>
3227
3228         * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3229         include/stdint-gcc.h, and include/stdint.h world-readable.
3230
3231 2010-03-11  Richard Guenther  <rguenther@suse.de>
3232
3233         PR tree-optimization/43255
3234         * tree-vrp.c (process_assert_insertions_for): Do not insert
3235         asserts for trivial conditions.
3236
3237 2010-03-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3238
3239         PR tree-optimization/43280
3240         * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3241         generation.  Move calculation of size out of the if branch.
3242         (find_bswap): Modify compare number generation.
3243
3244 2010-03-11  Richard Guenther  <rguenther@suse.de>
3245
3246         PR lto/43200
3247         * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3248         (input_gimple_stmt): Fixup handled component types during
3249         operand read.  Also fix up decls in ADDR_EXPRs.
3250
3251 2010-03-10  Eric Botcazou  <ebotcazou@adacore.com>
3252
3253         * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3254         * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3255
3256 2010-03-10  Jan Hubicka  <jh@suse.cz>
3257
3258         PR c/43288
3259         * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3260         * varasm.c (get_variable_section): Don't do that here...
3261         (make_decl_rtl): ... and here.
3262         (do_assemble_alias): Produce decl RTL.
3263         (assemble_alias): Likewise.
3264
3265 2010-03-10  Jakub Jelinek  <jakub@redhat.com>
3266
3267         PR debug/43290
3268         * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3269         * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3270         of fde->vdrap_reg.
3271         (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3272         (based_loc_descr): Only express drap or vdrap regno based expressions
3273         using DW_OP_fbreg when not optimizing.
3274         * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3275         make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3276         REG_CFA_SET_VDRAP note.
3277
3278 2010-03-10  Alexander Monakov  <amonakov@ispras.ru>
3279
3280         PR tree-optimization/43236
3281         * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3282         error in calculation of base address in reverse iteration case.
3283         (generate_builtin): Take number of latch executions if the statement
3284         is in the latch.
3285
3286 2010-03-10  Andrey Belevantsev  <abel@ispras.ru>
3287
3288         PR middle-end/42859
3289         * tree-eh.c: Include pointer-set.h.
3290         (lower_eh_dispatch): Filter out duplicate case labels and
3291         remove the unneeded edge when the label is unused.  Return
3292         true when some edges are removed.
3293         (execute_lower_eh_dispatch): When any lowering resulted in
3294         removing an edge, also delete unreachable blocks.
3295
3296 2010-03-10  Jakub Jelinek  <jakub@redhat.com>
3297
3298         PR bootstrap/43287
3299         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3300         UNSPEC_MACHOPIC_OFFSET.
3301
3302 2010-03-09  Andreas Schwab  <schwab@linux-m68k.org>
3303
3304         PR target/43294
3305         * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3306         (m68k_delegitimize_address): New function.
3307
3308 2010-03-09  Jakub Jelinek  <jakub@redhat.com>
3309
3310         PR debug/43299
3311         * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3312
3313         PR debug/43299
3314         * var-tracking.c (adjust_sets): New function.
3315         (count_with_sets, add_with_sets): Use it.
3316         (get_adjusted_src): New inline function.
3317         (add_stores): Use it.
3318
3319         PR debug/43304
3320         * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3321         call cselib_dummy_expand_value_rtx_cb instead of
3322         cselib_expand_value_rtx_cb.
3323
3324         PR debug/43293
3325         * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3326         * config/i386/i386.c: Include debug.h and dwarf2out.h.
3327         (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3328         and .cfi_endproc around the pic thunks.
3329         (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3330         all queued unwind info register saves are saved before the call.
3331         For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3332         considered as sp-=4 for unwind info and the pop as sp+=4 which
3333         also clobbers dest, but doesn't actually restore it.
3334
3335         PR debug/43290
3336         * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3337         RTX_FRAME_RELATED_P.
3338
3339 2010-03-09  Jie Zhang  <jie@codesourcery.com>
3340
3341         * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3342         whitespaces in output template.
3343
3344 2010-03-09  Jie Zhang  <jie@codesourcery.com>
3345
3346         * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3347         out array boundary.
3348
3349 2010-03-08  Jakub Jelinek  <jakub@redhat.com>
3350
3351         * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3352         builtins.exp in a separate job.
3353
3354 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3355
3356         * graphite-sese-to-poly.c (add_param_constraints): Use
3357         lower_bound_in_type and upper_bound_in_type.
3358
3359 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3360
3361         * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3362         instead of unsigned_type_node.
3363
3364 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3365             Reza Yazdani  <reza.yazdani@amd.com>
3366
3367         PR middle-end/43065
3368         * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3369         on pointer type parameters.
3370
3371 2010-03-08  Tobias Grosser  <grosser@fim.uni-passau.de>
3372
3373         PR middle-end/42644
3374         PR middle-end/42130
3375         * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3376         handle conversions from pointer to integers.
3377         (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3378         induction variable, to be able to work with code generated by CLooG.
3379         * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3380         (build_poly_scop): Bail out if we cannot codegen a loop.
3381
3382 2010-03-08  Tobias Grosser  <grosser@fim.uni-passau.de>
3383
3384         * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3385         code generation with gloog_error.
3386
3387 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3388
3389         * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3390         Call fold_convert on all the returned values.
3391         (expand_scalar_variables_expr): Pass to
3392         expand_scalar_variables_ssa_name the type of the resulting expression.
3393
3394 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3395
3396         * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3397         ppl_min_for_le_pointset.
3398         Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3399         * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3400
3401 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3402
3403         * graphite-dependences.c (map_into_dep_poly): Removed.
3404         (dependence_polyhedron_1): Use combine_context_id_scat.
3405
3406 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3407
3408         * graphite-poly.h (struct poly_scattering): Add layout documentation.
3409         (struct poly_bb): Same.
3410         (combine_context_id_scat): New.
3411
3412 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3413
3414         PR middle-end/42326
3415         * sese.c (name_defined_in_loop_p): Return false for default
3416         definitions.
3417
3418 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3419
3420         * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3421         and clean up the logic.
3422
3423 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3424
3425         * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3426         early return.
3427
3428 2010-03-08  Jakub Jelinek  <jakub@redhat.com>
3429
3430         * var-tracking.c (remove_cselib_value_chains): Define only for
3431         ENABLE_CHECKING.
3432         (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3433         delete_slot_part, emit_notes_for_differences_1): Don't call
3434         remove_cselib_value_chains here.
3435         (set_slot_part, emit_notes_for_differences_2): Don't call
3436         add_cselib_value_chains here.
3437         (preserved_values): New vector.
3438         (preserve_value): New function.
3439         (add_uses, add_stores, vt_add_function_parameters): Use it
3440         instead of cselib_preserve_value.
3441         (changed_values_stack): New vector.
3442         (check_changed_vars_0): New function.
3443         (check_changed_vars_1, check_changed_vars_2): Use it.
3444         (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3445         changed_values_stack VALUEs.
3446         (vt_emit_notes): For all preserved_values call
3447         add_cselib_value_chains.  If ENABLE_CHECKING call
3448         remove_cselib_value_chains before verifying value_chains is empty.
3449         Initialize and free changed_values_stack.
3450         (vt_initialize): Initialize preserved_values.
3451         (vt_finalize): Free preserved_values.
3452
3453 2010-03-08  Richard Guenther  <rguenther@suse.de>
3454