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1 2010-04-20  Richard Guenther  <rguenther@suse.de>
2
3         * tree-ssa-structalias.c (do_structure_copy): Properly handle
4         DEREF.
5         (dump_sa_points_to_info): Remove asserts.
6         (init_base_vars): nothing_id isn't an escape point nor does it
7         have pointers.
8
9 2010-04-20  Jakub Jelinek  <jakub@redhat.com>
10
11         * tree.h (TYPE_REF_IS_RVALUE): Define.
12         * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
13         should_move_die_to_comdat, prune_unused_types_walk): Handle
14         DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
15         (modified_type_die, gen_reference_type_die): Emit
16         DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
17         if TYPE_REF_IS_RVALUE and -gdwarf-4.
18
19 2010-04-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
20
21         PR target/43635
22         * config/s390/s390.c (s390_emit_call): Turn direct into indirect
23         calls for -fpic -m31 if they have been sibcall optimized.
24
25 2010-04-19  James E. Wilson  <wilson@codesourcery.com>
26
27         PR rtl-optimization/43520
28         * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
29         ar.lc fixed and call-used.
30
31         * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
32
33 2010-04-19  Jan Hubicka  <jh@suse.cz>
34
35         * opts.c (decode_options): Disable whpr incompatible passes.
36         * lto/lto.c (lto_1_to_1_map): Skip clones.
37         (read_cgraph_and_symbols): Do not mark everything as needed.
38         (do_whole_program_analysis): Do map only after optimizing;
39         set proper cgraph_state; use passmanager.
40
41 2010-04-19  DJ Delorie  <dj@redhat.com>
42
43         * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
44         POINTER_PLUS_EXPR and fix them.
45
46 2010-04-19  Eric B. Weddington  <eric.weddington@atmel.com>
47
48         * config/avr/avr-devices.c (avr_mcu_types): Add support for new
49         devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
50         attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
51         atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
52         atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
53         atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
54         atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
55         atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
56         m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
57         atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
58         * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
59
60 2010-04-19  Eric Botcazou  <ebotcazou@adacore.com>
61
62         * ifcvt.c (noce_try_cmove_arith): Fix long lines.
63         (check_cond_move_block): Likewise.
64         (cond_move_process_if_block): Likewise.
65         (noce_find_if_block): Improve formatting.
66         (find_if_header): Pass 0 to memset and tweak conditions.
67         (cond_exec_find_if_block): Fix long lines and tweak conditions.
68
69 2010-04-19  Jakub Jelinek  <jakub@redhat.com>
70
71         * dwarf2out.c (lower_bound_default): For DW_LANG_Python return
72         0 for -gdwarf-4.
73
74         PR middle-end/43337
75         * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
76         with non-local decl doesn't need chain.
77
78 2010-04-19  Vladimir Makarov  <vmakarov@redhat.com>
79
80         * ira-color.c (allocno_reload_assign): Avoid accumulating
81         reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
82
83 2010-04-19  Martin Jambor  <mjambor@suse.cz>
84
85         * gimple.h (create_tmp_reg): Declare.
86         * gimplify.c (create_tmp_reg): New function.
87         (gimplify_return_expr): Use create_tmp_reg.
88         (gimplify_omp_atomic): Likewise.
89         (gimple_regimplify_operands): Likewise.
90         * tree-dfa.c (make_rename_temp): Likewise.
91         * tree-predcom.c (predcom_tmp_var): Likewise.
92         (reassociate_to_the_same_stmt): Likewise.
93         * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
94         (get_replaced_param_substitute): Likewise.
95         * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
96         * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
97         * tree-ssa-pre.c (get_representative_for): Likewise.
98         (create_expression_by_pieces): Likewise.
99         * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
100         (create_tailcall_accumulator): Likewise.
101
102 2010-04-19  Martin Jambor  <mjambor@suse.cz>
103
104         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
105         new_stmt.
106         (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
107
108 2010-04-19  Richard Guenther  <rguenther@suse.de>
109
110         PR tree-optimization/43796
111         * tree-vrp.c (adjust_range_with_scev): Lookup init and step
112         from SCEV in the lattice.
113         (vrp_visit_phi_node): Dump change.
114
115 2010-04-19  Richard Guenther  <rguenther@suse.de>
116
117         * configure.ac: Fix quoting around elf_getshstrndx ABI check.
118         * configure: Re-generated.
119
120 2010-04-19  Richard Guenther  <rguenther@suse.de>
121
122         PR tree-optimization/43783
123         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
124         constant ARRAY_REF operands two and three if possible.
125
126 2010-04-19  Uros Bizjak  <ubizjak@gmail.com>
127
128         PR target/43766
129         * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
130
131 2010-04-19  Jie Zhang  <jie@codesourcery.com>
132
133         PR target/43662
134         * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
135
136 2010-04-19 Ira Rosen <irar@il.ibm.com>
137
138         PR tree-optimization/37027
139         * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions 
140         and macro to access it.
141         (vectorizable_reduction): Add argument.
142         (vect_get_slp_defs): Likewise.
143         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
144         statements for possible use in SLP.
145         (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
146         (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
147         (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
148         add new argument.
149         (vectorizable_reduction): Likewise.
150         * tree-vect-stmts.c (vect_get_vec_defs): Update call to 
151         vect_get_slp_defs.
152         (vectorizable_type_demotion, vectorizable_type_promotion,
153         vectorizable_store): Likewise.
154         (vect_analyze_stmt): Update call to vectorizable_reduction.
155         (vect_transform_stmt): Likewise.
156         * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
157         (vect_build_slp_tree): Fix indentation. Check that there are no loads
158         from different interleaving chains in same node.
159         (vect_slp_rearrange_stmts): New function.
160         (vect_supported_load_permutation_p): Allow load permutations for 
161         reductions. Call vect_slp_rearrange_stmts() to rearrange statements
162         inside SLP nodes if necessary.
163         (vect_analyze_slp_instance): Handle reductions.
164         (vect_analyze_slp): Try to build SLP instances originating from groups
165         of reductions.
166         (vect_detect_hybrid_slp_stmts): Skip reduction statements.
167         (vect_get_constant_vectors): Create initial vectors for reductions
168         according to reduction code. Add new argument.
169         (vect_get_slp_defs): Add new argument, pass it to 
170         vect_get_constant_vectors.
171         (vect_schedule_slp_instance): Remove SLP tree root statements.
172
173 2010-04-19  Jakub Jelinek  <jakub@redhat.com>
174
175         * tree.h (ENUM_IS_SCOPED): Define.
176         * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
177         for ENUM_IS_SCOPED enums.
178
179 2010-04-18  Eric Botcazou  <ebotcazou@adacore.com>
180
181         * fold-const.c (fold_comparison): Use ssizetype.
182         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
183         * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
184         * tree-loop-distribution.c (build_size_arg_loc): Likewise.
185         * tree-object-size.c (compute_object_sizes): Use size_type_node.
186
187         * tree.h (initialize_sizetypes): Remove parameter.
188         (build_common_tree_nodes): Remove second parameter.
189         * stor-layout.c (initialize_sizetypes): Remove parameter.
190         Always create an unsigned type.
191         (set_sizetype): Assert that the passed type is unsigned and simplify.
192         * tree.c (build_common_tree_nodes): Remove second parameter.
193         Adjust call to initialize_sizetypes.
194         * c-decl.c (c_init_decl_processing): Remove second argument in call to
195         build_common_tree_nodes.
196
197 2010-04-18  Matthias Klose  <doko@ubuntu.com>
198
199         * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
200
201 2010-04-18 Ira Rosen <irar@il.ibm.com> 
202
203         PR tree-optimization/43771
204         * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
205         load permutation doesn't have gaps.
206
207 2010-04-18  Jan Hubicka  <jh@suse.cz>
208
209         * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
210         (sse_prologue_save_insn expander): Use new pattern.
211         (sse_prologue_save_insn1): New pattern and splitter.
212         (sse_prologue_save_insn): Update to deal also with 64bit aligned
213         blocks.
214         * i386.c (setup_incoming_varargs_64): Do not compute jump
215         destination here.
216         (ix86_gimplify_va_arg): Update alignment needed.
217         (ix86_local_alignment): Do not align all local arrays to 128bit.
218
219 2010-04-17  Jan Hubicka  <jh@suse.cz>
220
221         * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
222
223 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
224
225         * arm.md (negdi2): Remove redundant code to force values into a
226         register.
227
228 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
229
230         * arm/bpabi.S: Add EABI alignment attributes to objects.
231         * arm/bpabi-v6m.S: Likewise.
232         * arm/crti.asm: Likewise.
233         * arm/crtn.asm: Likewise.
234         * arm/lib1funcs.asm: Likewise.
235         * arm/libunwind.S: Likewise.
236
237 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
238
239         * arm-protos.h (tune_params): New structure.
240         * arm.c (current_tune): New variable.
241         (arm_constant_limit): Delete.
242         (struct processors): Add pointer to the tune parameters.
243         (arm_slowmul_tune): New tuning option.
244         (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
245         (all_cores): Adjust to pick up the tuning model.
246         (arm_constant_limit): New function.
247         (arm_override_options): Select the appropriate tuning model.  Delete
248         initialization of arm_const_limit.
249         (arm_split_constant): Use the new constant-limit model.
250         (arm_rtx_costs): Pick up the current tuning model.
251         * arm.md (is_strongarm, is_xscale): Delete.
252         * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
253         for Xscale variant architectures.
254         (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
255
256 2010-04-17  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
257
258         * config/arm/arm.c (arm_gen_constant): Remove unused variable
259         can_shift.
260         (arm_rtx_costs_1): Remove unused variable extra_cost.
261         (arm_unwind_emit_set): Use variable offset.
262         (thumb1_output_casesi): Remove unused variable flags.
263
264 2010-04-16  Jeff Law  <law@redhat.com>
265
266         * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
267         needing assignment rather than doing a two-phase assignment.  Remove
268         unused variable 'm'.
269
270 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
271
272         PR bootstrap/43767
273         * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
274
275 2010-04-16  Doug Kwan  <dougkwan@google.com>
276
277         * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
278         (next_operand_entry_id): New static variable.
279         (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
280         (add_to_ops_vec): Assigned unique ID to operand entry.
281         (struct oecount_s): New field ID.
282         (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
283         (undistribute_ops_list): Assign unique IDs to oecounts.
284         (init_reassoc): reset next_operand_entry_id.
285
286 2010-04-16  Doug Kwan  <dougkwan@google.com>
287
288         * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
289         missing left parenthesis.
290         
291 2010-04-16  Uros Bizjak  <ubizjak@gmail.com>
292
293         * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
294         *btdi_rex64 using SWI48 mode iterator.
295         (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
296         (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
297         *jcc_btdi_mask_rex64.
298
299 2010-04-16  Anatoly Sokolov  <aesok@post.ru>
300
301         * double-int.h (tree_to_double_int): Convert to macro.
302         * double-int.c (tree_to_double_int): Remove.
303
304 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
305
306         PR debug/43762
307         * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
308         with want_address 2 and in case a single element list might be
309         possible, call it again with want_address 0.
310
311 2010-04-12  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
312
313         * config/h8300/h8300.c (print_operand) : Modify case 'V' and
314         case 'W' print operands for HI mode.
315         * config/h8300/h8300.h (Y0, Y2) : New constraints.
316         * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
317         (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
318         * config/h8300/predicate.md (bit_register_indirect_operand): New.
319
320         * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
321
322         * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx, 
323         cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
324         #xx:3 and #xx:4 mode.
325
326         * config/h8300/h8300.md (inverted load with HImode dest): Add
327         support for H8300SX.
328
329         * config/h8300/predicate.md (bit_operand): Allow immediate values that
330         satisfy 'U' constraint.
331
332 2010-04-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
333
334         * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
335         flavor.
336         * configure: Regenerate.
337         * config.in: Regenerate.
338         * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
339         works.
340
341 2010-04-16  Richard Guenther  <rguenther@suse.de>
342
343         * tree.h (struct tree_decl_minimal): Move pt_uid ...
344         (struct tree_decl_common): ... here.
345         (DECL_PT_UID): Adjust.
346         (SET_DECL_PT_UID): Likewise.
347         (DECL_PT_UID_SET_P): Likewise.
348
349 2010-04-16  Richard Guenther  <rguenther@suse.de>
350
351         PR tree-optimization/43572
352         * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
353         * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
354         * tree-flow.h (is_call_clobbered): Remove.
355         * tree-flow-inline.h (is_call_clobbered): Likewise.
356         * tree-dfa.c (dump_variable): Do not dump call clobber state.
357         * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
358         (execute_return_slot_opt): Adjust.
359         * tree-tailcall.c (suitable_for_tail_opt_p): Remove
360         check for call clobbered vars here.
361         (find_tail_calls): Move tailcall verification to the
362         proper place.
363
364 2010-04-16  Diego Novillo  <dnovillo@google.com>
365
366         * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
367         handled.
368
369 2010-04-16  Bernd Schmidt  <bernds@codesourcery.com>
370
371         PR target/40603
372         * config/arm/arm.md (cbranchqi4): New pattern.
373         * config/arm/predicates.md (const0_operand,
374         cbranchqi4_comparison_operator): New predicates.
375
376 2010-04-16  Richard Guenther  <rguenther@suse.de>
377
378         * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
379         (dump_gimple_stmt): Likewise.
380
381 2010-04-16  Bernd Schmidt  <bernds@codesourcery.com>
382
383         * recog.h (struct recog_data): New field is_operator.
384         (struct insn_operand_data): New field is_operator.
385         * recog.c (extract_insn): Set recog_data.is_operator.
386         * genoutput.c (output_operand_data): Emit code to set the
387         is_operator field.
388         * reload.c (find_reloads): Use it rather than testing for an
389         empty constraint string.
390
391         PR target/41514
392         * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
393         If the previous insn is a cbranchsi4_insn with the same arguments,
394         omit the compare instruction.
395
396         * config/arm/arm.md (addsi3_cbranch): If destination is a high
397         register, inputs must be low registers and we need a low register
398         scratch.  Handle alternative 2 like alternative 3.
399
400 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
401
402         * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
403         don't call get_addr on both.  If one expression is a VALUE and
404         the other a REG, check VALUE's locs if the REG isn't among them.
405
406 2010-04-16  Christian Bruel  <christian.bruel@st.com>
407
408         * config/sh/sh.h (sh_frame_pointer_required): New function.
409         * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
410         (flag_omit_frame_pointer) Set.
411         (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
412         (rounded_frame_size): Adjust size with outgoing_args_size.
413         (sh_set_return_address): Must return from stack pointer.
414         * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
415         (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
416         (ACCUMULATE_OUTGOING_ARGS): Define.
417         * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
418         * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
419
420 2010-04-15  Kaz Kojima  <kkojima@gcc.gnu.org>
421
422         PR target/43471
423         * config/sh/sh.c (sh_legitimize_reload_address): Use
424         MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
425         Remove a unneeded check for offset_base.
426
427 2010-04-15  H.J. Lu  <hongjiu.lu@intel.com>
428
429         * configure: Regenerated.
430
431 2010-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
432
433         * config/s390/s390.c (s390_call_save_register_used): Switch back
434         to HARD_REGNO_NREGS.
435
436 2010-04-15  Richard Guenther  <rguenther@suse.de>
437
438         * alias.c (alias_set_subset_of): Handle alias-set zero
439         child properly.
440
441 2010-04-15  Mark Shinwell  <shinwell@codesourcery.com>
442             Julian Brown  <julian@codesourcery.com>
443
444         * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
445         alternatives according to use of high and low regs.
446         * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
447         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
448         optimizing for size on Thumb-2.
449
450 2010-04-15  Thomas Schwinge  <tschwinge@gnu.org>
451
452         * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
453
454 2010-04-15  Richard Guenther  <rguenther@suse.de>
455
456         * tree-ssa-structalias.c (struct variable_info): Add
457         is_fn_info flag.
458         (new_var_info): Initialize it.
459         (dump_constraints): Support printing last added constraints.
460         (debug_constraints): Adjust.
461         (dump_constraint_graph): Likewise.
462         (make_heapvar_for): Check for NULL cfun.
463         (get_function_part_constraint): New function.
464         (get_fi_for_callee): Likewise.
465         (find_func_aliases): Properly implement IPA PTA constraints.
466         (process_ipa_clobber): New function.
467         (find_func_clobbers): Likewise.
468         (insert_into_field_list_sorted): Remove.
469         (create_function_info_for): Properly allocate vars for IPA mode.
470         Do not use insert_into_field_list_sorted.
471         (create_variable_info_for): Properly generate constraints for
472         global vars in IPA mode.
473         (dump_solution_for_var): Always dump the solution.
474         (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
475         (find_what_var_points_to): Adjust.
476         (pt_solution_set): Change.
477         (pt_solution_ior_into): New function.
478         (pt_solution_empty_p): Export.
479         (pt_solution_includes_global): Adjust.
480         (pt_solution_includes_1): Likewise.
481         (pt_solutions_intersect_1): Likewise.
482         (dump_sa_points_to_info): Check some invariants.
483         (solve_constraints): Move constraint dumping ...
484         (compute_points_to_sets): ... here.
485         (ipa_pta_execute): ... and here.
486         (compute_may_aliases): Do not re-compute points-to info
487         locally if IPA info is available.
488         (ipa_escaped_pt): New global var.
489         (ipa_pta_execute): Properly implement IPA PTA.
490         * tree-into-ssa.c (dump_decl_set): Support dumping
491         decls not in referenced-vars.
492         * tree-flow.h (struct gimple_df): Add ipa_pta flag.
493         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
494         (dump_points_to_solution): Likewise.
495         * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
496         * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
497         (remap_gimple_stmt): Reset call clobber/use information if
498         necessary.
499         (copy_decl_to_var): Copy DECL_PT_UID.
500         (copy_result_decl_to_var): Likewise.
501         * tree.c (make_node_stat): Initialize DECL_PT_UID.
502         (copy_node_stat): Copy it.
503         * tree.h (DECL_PT_UID): New macro.
504         (SET_DECL_PT_UID): Likewise.
505         (DECL_PT_UID_SET_P): Likewise.
506         (struct tree_decl_minimal): Add pt_uid member.
507         * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
508         (pt_solution_empty_p): Declare.
509         (pt_solution_set): Adjust.
510         (ipa_escaped_pt): Declare.
511         * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
512         * gimple-pretty-print.c (pp_points_to_solution): New function.
513         (dump_gimple_call): Dump call clobber/use information.
514         * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
515         * tree-pass.h (TDF_ALIAS): New dump option.
516         * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
517         * doc/invoke.texi (-fipa-pta): Update documentation.
518
519 2010-04-15  Richard Guenther  <rguenther@suse.de>
520
521         * Makefile.in (OBJS-common): Add gimple-fold.o.
522         (gimple-fold.o): New rule.
523         * tree.h (maybe_fold_offset_to_reference,
524         maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
525         prototypes ...
526         * gimple.h: ... here.
527         * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
528         may_propagate_address_into_dereference): Move prototypes ...
529         * gimple.h: ... here.
530         * tree-ssa-ccp.c (get_symbol_constant_value,
531         may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
532         maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
533         maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
534         maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
535         ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
536         fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
537         gimplify_and_update_call_from_tree): Move ...
538         * gimple-fold.c: ... here.  New file.
539         (ccp_fold_builtin): Rename to ...
540         (gimple_fold_builtin): ... this.
541         * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
542
543 2010-04-15  Richard Guenther  <rguenther@suse.de>
544
545         * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
546         fit_double_type, force_fit_type_double, add_double_with_sign,
547         neg_double, mul_double_with_sign, lshift_double, rshift_double,
548         lrotate_double, rrotate_double, div_and_round_double): Move ...
549         * double-int.c: ... here.
550         * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
551         add_double, neg_double, mul_double_with_sign, mul_double,
552         lshift_double, rshift_double, lrotate_double, rrotate_double,
553         div_and_round_double): Move prototypes ...
554         * double-int.h: ... here.
555
556 2010-04-15  Bernd Schmidt  <bernds@codesourcery.com>
557
558         PR target/43742
559         * config/sh/sh.md (doloop_end_split, dect): Undo previous patch.  Use
560         matching constraints to ensure inputs match the output.
561
562 2010-04-15  Kaz Kojima  <kkojima@gcc.gnu.org>
563
564         PR target/43742
565         * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
566         in an input-only operand.       
567
568 2010-04-15  Anatoly Sokolov  <aesok@post.ru>
569
570         * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
571         (double_int_not, double_int_lshift, double_int_rshift): Declare.
572         (double_int_negative_p): Convert to static inline function.
573         * double-int.c (double_int_lshift, double_int_lshift): Add new function.
574         (double_int_negative_p): Remove.
575         * tree.h (lshift_double, rshift_double): 
576         * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
577         * fold-const.c (fold_convert_const_int_from_real,
578         fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
579         (lshift_double): Change type of arith argument to bool.
580         (rshift_double): Change type of arith argument to bool. Correct
581         comment.
582         * expmed.c (mask_rtx, lshift_value): (Ditto.).
583
584 2010-04-14  Bernd Schmidt  <bernds@codesourcery.com>
585         
586         PR target/21803
587         * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
588         at the start and end of the then/else blocks, and omit them from the
589         conversion.
590         * cfgcleanup.c (flow_find_cross_jump): No longer static.  Remove MODE
591         argument; all callers changed.  Pass zero to old_insns_match_p instead.
592         (flow_find_head_matching_sequence): New function.
593         (old_insns_match_p): Check REG_EH_REGION notes for calls.
594         * basic-block.h (flow_find_cross_jump,
595         flow_find_head_matching_sequence): Declare functions.
596
597 2010-04-14  Jason Merrill  <jason@redhat.com>
598
599         PR c++/36625
600         * c-common.c (attribute_takes_identifier_p): New fn.
601         * c-common.h: Declare it.
602
603 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
604
605         * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
606         splitter condition.
607         (*udivmod<mode>4): Ditto.
608
609 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
610
611         * config/i386/i386.md (maxmin_int): Rename code attribute from
612         maxminiprefix and update all users.
613         (maxmin_float): Ditto from maxminfprefix.
614         (logic): Ditto from logicprefix.
615         (absneg_mnemonic): Ditto from absnegprefix.
616         * config/i386/mmx.md: Update all users of maxminiprefix,
617         maxminfprefix and logicprefix for rename.
618         * config/i386/sse.md: Ditto.
619         * config/i386/sync.md (sync_<code><mode>): Update for
620         logicprefix rename.
621
622 2010-04-14  Manuel López-Ibáñez  <manu@gcc.gnu.org>
623
624         PR 42966
625         * diagnostics.c (diagnostic_report_diagnostic): Mark specially
626         warnings converted to errors.
627
628 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
629
630         * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
631         used insn_type variable.
632         (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
633         to avoid set-but-not-used warning.
634
635 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
636
637         * df-core.c (df_ref_debug): Change format string placeholder
638         from 0x%x to %#x.
639         * dwarf2asm.c (dw2_asm_output_data_raw,
640         dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
641         dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
642         * dwarf2out.c (output_cfi, output_cfi_directive,
643         dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
644         output_cfa_loc_raw, output_die, output_ranges, output_file_names):
645         Ditto.
646         * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
647         * print-rtl.c (print_rtx): Ditto.
648
649 2010-04-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
650
651         PR middle-end/42694
652         * builtins.c (expand_builtin_pow_root): New function to expand pow
653         calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
654         series of sqrt and cbrt calls under -ffast-math.
655         (expand_builtin_pow): Call it.
656
657 2010-04-14  Michael Matz  <matz@suse.de>
658
659         PR tree-optimization/42963
660         * tree-cfg.c (touched_switch_bbs): New static variable.
661         (group_case_labels_stmt): New function broken out from ...
662         (group_case_labels): ... here, use the above.
663         (start_recording_case_labels): Allocate touched_switch_bbs.
664         (end_recording_case_labels): Deallocate it, call
665         group_case_labels_stmt.
666         (gimple_redirect_edge_and_branch): Remember index of affected BB.
667
668 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
669
670         * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
671         from insn template.
672
673 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
674
675         * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
676
677 2010-04-13  Jan Hubicka  <jh@suse.cz>
678
679         * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
680         of optimized out static functions.
681         (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
682         cost computation.  Also sanity check for overflows.
683         (update_caller_keys): Update cgraph_edge_badness call; properly
684         update fibheap and sanity check that it is up to date.
685         (add_new_edges_to_heap): Update cgraph_edge_badness.
686         (cgraph_decide_inlining_of_small_function): Likewise;
687         add sanity checking that badness in heap is up to date;
688         improve dumping of reason; Update badness of calls to the
689         offline copy of function currently inlined; dump badness
690         of functions not inlined because of unit growth limits.
691
692 2010-04-13  Eric Botcazou  <ebotcazou@adacore.com>
693
694         PR middle-end/32628
695         * c-common.c (pointer_int_sum): Disregard overflow that occured only
696         because of sign-extension change when converting to sizetype here...
697         * fold-const.c (fold_convert_const_int_from_int): ...and not here.
698
699         * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
700         the folding to constants.  Remove redundant final conversion.
701         (fold_binary) <associate>: Do not associate if the re-association of
702         constants alone overflows.
703         (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
704         to the end of the list.
705         (multiple_of_p) <COND_EXPR>: New case.
706
707 2010-04-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>
708
709         * opt-functions.awk (opt_sanitized_name): New.
710         (opt_enum): New.
711         * optc-gen.awk: Use it
712         * opth-gen.awk: Use it.
713
714 2010-04-13  Martin Jambor  <mjambor@suse.cz>
715
716         * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
717         (sra_modify_assign): Delete stmts loading dead data even if racc has no
718         children.  Call replace_uses_with_default_def_ssa_name to handle
719         SSA_NAES on lhs.
720
721 2010-04-13  Michael Matz  <matz@suse.de>
722
723         PR middle-end/43730
724         * builtins.c (expand_builtin_interclass_mathfn): Also create
725         a register if the predicate doesn't match.
726
727 2010-04-13  Diego Novillo  <dnovillo@google.com>
728
729         * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
730         * c-pch.c: Include timevar.h.
731         (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
732         (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
733         * ggc-common.c: Include timevar.h.
734         (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
735         * timevar.def (TV_PCH_SAVE): Define.
736         (TV_PCH_CPP_SAVE): Define.
737         (TV_PCH_PTR_REALLOC): Define.
738         (TV_PCH_PTR_SORT): Define.
739         (TV_PCH_RESTORE): Define.
740         (TV_PCH_CPP_RESTORE): Define.
741
742 2010-04-13  Michael Matz  <matz@suse.de>
743
744         * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
745         into MINUS_EXPRs.
746         (can_reassociate_p): New function.
747         (break_up_subtract_bb, reassociate_bb): Use it.
748
749 2010-04-13  Richard Guenther  <rguenther@suse.de>
750
751         PR bootstrap/43737
752         * builtins.c (c_readstr): Fix assert.
753
754 2010-04-13  Uros Bizjak  <ubizjak@gmail.com>
755
756         * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
757         when generating cltd insn.
758
759         (*ashl<mode>3_1): Remove special handling for register operand 2.
760         (*ashlsi3_1_zext): Ditto.
761         (*ashlhi3_1): Ditto.
762         (*ashlhi3_1_lea): Ditto.
763         (*ashlqi3_1): Ditto.
764         (*ashlqi3_1_lea): Ditto.
765         (*<shiftrt_insn><mode>3_1): Ditto.
766         (*<shiftrt_insn>si3_1_zext): Ditto.
767         (*<shiftrt_insn>qi3_1_slp): Ditto.
768         (*<rotate_insn><mode>3_1): Ditto.
769         (*<rotate_insn>si3_1_zext): Ditto.
770         (*<rotate_insn>qi3_1_slp): Ditto.
771
772 2010-04-13  Richard Guenther  <rguenther@suse.de>
773
774         * tree-ssa-structalias.c (callused_id): Remove.
775         (call_stmt_vars): New.
776         (get_call_vi): Likewise.
777         (lookup_call_use_vi): Likewise.
778         (lookup_call_clobber_vi): Likewise.
779         (get_call_use_vi): Likewise.
780         (get_call_clobber_vi): Likewise.
781         (make_transitive_closure_constraints): Likewise.
782         (handle_const_call): Adjust to do per-call call-used handling.
783         (handle_pure_call): Likewise.
784         (find_what_var_points_to): Remove general callused handling.
785         (init_base_vars): Likewise.
786         (init_alias_vars): Initialize call_stmt_vars.
787         (compute_points_to_sets): Process call-used and call-clobbered
788         vars for call statements.
789         (delete_points_to_sets): Free call_stmt_vars.
790
791 2010-04-13  Richard Guenther  <rguenther@suse.de>
792
793         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
794         Only add RW dependence for dependence distance zero.
795         Adjust maximal vectorization factor according to dependences.
796         Move alignment handling ...
797         (vect_find_same_alignment_drs): ... here.  New function.
798         (vect_analyze_data_ref_dependences): Adjust.
799         (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
800         (vect_analyze_data_refs): Adjust minimal vectorization factor
801         according to data references.
802         * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
803         dependences before determining the vectorization factor.
804         Analyze alignment after determining the vectorization factor.
805         * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
806         dependences before alignment.
807         * tree-vectorizer.h (vect_analyze_data_ref_dependences):
808         Adjust prototype.
809         (vect_analyze_data_refs): Likewise.
810         (MAX_VECTORIZATION_FACTOR): New define.
811
812 2010-04-13  Duncan Sands  <baldrick@free.fr>
813
814         * except.h (lang_eh_type_covers): Remove.
815         * except.c (lang_eh_type_covers): Likewise.
816
817 2010-04-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
818             Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
819
820         * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
821         * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
822         UNITS_PER_LONG where it is ABI relevant.
823         (s390_return_addr_rtx): Likewise.
824         (s390_back_chain_rtx): Likewise.
825         (s390_frame_area): Likewise.
826         (s390_frame_info): Likewise.
827         (s390_initial_elimination_offset): Likewise.
828         (save_gprs): Likewise.
829         (s390_emit_prologue): Likewise.
830         (s390_emit_epilogue): Likewise.
831         (s390_function_arg_advance): Likewise.
832         (s390_function_arg): Likewise.
833         (s390_va_start): Likewise.
834         (s390_gimplify_va_arg): Likewise.
835         (s390_function_profiler): Likewise.
836         (s390_optimize_prologue): Likewise.
837         (s390_rtx_costs): Likewise.
838         (s390_secondary_reload): Likewise.
839         (s390_promote_function_mode): Likewise.
840         (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
841         (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
842         registers available.
843         (s390_unwind_word_mode): New function.
844         (s390_function_value): Split 64 bit values into register pair if
845         used as return value.
846         (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
847         function call parameters.  Handle parallels.
848         (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
849         (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
850         (DWARF_CIE_DATA_ALIGNMENT): New macro.
851         (s390_expand_setmem): Remove unused variable src_addr.
852         * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
853         deal with 64 bit registers.
854         * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
855         Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
856         (UNITS_PER_LONG): New macro.
857         * libjava/include/s390-signal.h: Define extended ucontext
858         structure containing the upper halfs of the 64 bit registers.
859
860 2010-04-13  Simon Baldwin  <simonb@google.com>
861
862         * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
863
864 2010-04-13  Eric Botcazou  <ebotcazou@adacore.com>
865
866         * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
867         rvalue on the RHS if the LHS is of a non-renamable type.
868         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
869
870 2010-04-13  Matthias Klose  <doko@ubuntu.com>
871
872         * gcc.c (cc1_options): Handle -iplugindir before processing
873         the cc1 spec. Only add -iplugindir once.
874         (cpp_unique_options): Add -iplugindir option if -fplugin* options
875         found.
876         * common.opt (iplugindir): Remove `Separate' property, initialize.
877         * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
878         option.
879         * Makefile.in (check-%, check-parallel-%): Create plugin dir.
880         (distclean): Remove plugin dir.
881         * doc/invoke.texi: Document -iplugindir.
882
883 2010-04-13  Basile Starynkevitch  <basile@starynkevitch.net>
884
885         * doc/plugins.texi (Loading Plugins): Document short
886         -fplugin=foo option.
887         (Plugin API): Mention default_plugin_dir_name function.
888
889         * gcc.c (find_file_spec_function): Add new declaration.
890         (static_spec_func): Use it for "find-file".
891         (find_file_spec_function): Add new function.
892         (cc1_options): Add -iplugindir option if -fplugin* options found.
893
894         * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
895
896         * plugin.c (add_new_plugin): Updated comment, and handle short
897         plugin name.
898         (default_plugin_dir_name): Added new function.
899
900         * common.opt (iplugindir): New option to set the plugin directory.
901
902 2010-04-12  Uros Bizjak  <ubizjak@gmail.com>
903
904         * config/i386/i386.md (any_rotate): New code iterator.
905         (rotate_insn): New code attribute.
906         (rotate): Ditto.
907         (SWIM124): New mode iterator.
908         (<rotate_insn>ti3): New expander.
909         (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
910         any_rotate code iterator.
911         (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
912         using any_rotate code iterator and SWIM124 mode iterator.
913         (ix86_rotlti3): New insn_and_split pattern.
914         (ix86_rotrti3): Ditto.
915         (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
916         ix86_rotl{di,ti}3 patterns.
917         (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
918         (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
919         and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
920         *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
921         code iterator and SWI mode iterator.
922         (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
923         Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
924         code iterator.
925         (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
926         Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
927         (bswap rotatert splitter): Add splitter.
928         (bswap splitter): Macroize splitter using any_rotate code iterator.
929         Add insn predicate to split only for TARGET_USE_XCHGB or when
930         optimizing function for size.
931
932 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
933
934         * config/pa/pa.c (emit_move_sequence): Remove use of
935         deleted variable flag_argument_noalias.
936
937 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
938
939         * config.gcc: Removed *-*-solaris2.7* from list of obsolete
940         configurations.
941         Add to unsupported targets list.
942         * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
943         sparc*-sun-solaris2.[567]* from target lists.
944         * configure: Regenerate.
945         * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
946         removal.
947         Remove Solaris 7 patch references.
948         (Specific, sparc-sun-solaris2.7): Removed.
949         (sparc-sun-solaris2*): Update Solaris 7 example.
950         (sparc64-*-solaris2*): Likewise.
951
952 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
953
954         * config.build (alpha*-dec-osf4*): Remove.
955         * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
956         of obsolete configurations.
957         (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
958         support.
959         * config/alpha/t-osf4: Renamed to ...
960         * config/alpha/t-osf5: ... this.
961         * config/alpha/osf.h: Renamed to ...
962         * config/alpha/osf5.h: ... this.
963         Merged old osf5.h contents.
964         Update comments.
965         (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
966         (EXTRA_SPECS): Removed.
967         * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
968         reflect removal of Tru64 UNIX V4.0/V5.0 support.
969         Document that.
970
971 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
972
973         * doc/contrib.texi (Contributors, Rainer Orth): Update.
974
975 2010-04-12  Kai Tietz  <kai.tietz@onevision.com>
976
977         PR/43702
978         * config/i386/i386.c (x86_this_parameter): Handle aggregate for
979         __thiscall convention.
980
981 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
982
983         * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
984         orig_base.
985         * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
986
987 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
988
989         * function.c (assign_parms_initialize_all): Add unused attribute
990         to fntype.
991
992 2010-04-12  Richard Guenther  <rguenther@suse.de>
993
994         * gsstruct.def (GSS_CALL): New.
995         * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
996         * gimple.h: Include tree-ssa-alias.h.
997         (struct gimple_statement_call): New.
998         (union gimple_statement_struct_d): Add gimple_call member.
999         (gimple_call_reset_alias_info): Declare.
1000         (gimple_call_use_set): New function.
1001         (gimple_call_clobber_set): Likewise.
1002         * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1003         * gimple.c (gimple_call_reset_alias_info): New function.
1004         (gimple_build_call_1): Call it.
1005         * lto-streamer-in.c (input_gimple_stmt): Likewise.
1006         * tree-inline.c (remap_gimple_stmt): Likewise.
1007         (expand_call_inline): Remove callused handling.
1008         * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1009         * tree-dfa.c (dump_variable): Likewise.
1010         * tree-parloops.c (parallelize_loops): Likewise.
1011         * tree-ssa.c (init_tree_ssa): Likewise.
1012         (delete_tree_ssa): Likewise.
1013         * tree-flow-inline.h (is_call_used): Remove.
1014         * tree-flow.h (struct gimple_df): Remove callused member.
1015         * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1016         * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1017         (ref_maybe_used_by_call_p_1): Simplify.
1018         (call_may_clobber_ref_p_1): Likewise.
1019         * tree-ssa-structalias.c (compute_points_to_sets): Set
1020         the call stmt used and clobbered sets.
1021         * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1022         (find_tail_calls): Verify the tail call.
1023
1024 2010-04-12  Richard Guenther  <rguenther@suse.de>
1025
1026         * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1027         single-iteration always-inline inlining.
1028         * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1029         (cgraph_decide_inlining): Do not handle always-inline specially.
1030         (try_inline): Remove always-inline cycle detection special case.
1031         Do not recurse on always-inlines.
1032         (cgraph_early_inlining): Do not iterate if not optimizing.
1033         (cgraph_gate_early_inlining): remove.
1034         (pass_early_inline): Run unconditionally.
1035         (gate_cgraph_decide_inlining): New function.
1036         (pass_ipa_inline): Use it.  Do not run the IPA inliner if
1037         not inlining or optimizing.
1038         (cgraph_decide_inlining_of_small_functions): Also consider
1039         always-inline functions.
1040         (cgraph_default_inline_p): Return true for nodes which should
1041         disregard inline limits.
1042         (estimate_function_body_sizes): Assume zero size and time for
1043         nodes which are marked as disregarding inline limits.
1044         (cgraph_decide_recursive_inlining): Do not perform recursive
1045         inlining on always-inline nodes.
1046
1047 2010-04-12  Jakub Jelinek  <jakub@redhat.com>
1048
1049         PR bootstrap/43699
1050         * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1051         for exprs satisfying handled_component_p.
1052
1053 2010-04-12  Eric Botcazou  <ebotcazou@adacore.com>
1054
1055         * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1056         non-constant aggregate elements.
1057
1058         * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1059         is a real initialization.
1060
1061 2010-04-12  Shujing Zhao  <pearly.zhao@oracle.com>
1062
1063         PR c/36774
1064         * c-decl.c (start_function): Move forward check for nested function.
1065
1066 2010-04-11  Kaz Kojima  <kkojima@gcc.gnu.org>
1067
1068         * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1069         * config/sh/sh.c: Include reload.h.
1070         (sh_legitimize_reload_address): New.
1071         * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1072         sh_legitimize_reload_address.
1073
1074 2010-04-11  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
1075
1076         * config/sh/sh.md (*movqi_pop): New insn pattern.
1077         * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1078
1079 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
1080
1081         * config/i386/i386.md (any_shiftrt): New code iterator.
1082         (shiftrt_insn): New code attribute.
1083         (shiftrt): Ditto.
1084         (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1085         using any_shiftrt code iterator.
1086         (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1087         *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1088         (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1089         pattern from corresponding peephole2 patterns.
1090         (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1091         using any_shiftrt code iterator.
1092         (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1093         (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1094         (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1095         (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1096         *{ashr,lshr}<mode>3_cmp_zext.
1097         (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1098
1099 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
1100
1101         * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1102         scratch register.
1103         (*lshr<mode>3_cconly): Ditto.
1104
1105 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
1106
1107         * config/i386/i386.md (lshr<mode>3): Macroize expander from
1108         lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1109         (*lshr<mode>3_doubleword): New insn_and_split_pattern.  Macroize
1110         pattern from *lshr{di,ti}3_1 and corresponding splitters using
1111         DWI mode iterator.
1112         (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1113         from corresponding peephole2 patterns.
1114         (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1115         *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1116         and *lshrdi3_1_rex64 using SWI mode iterator.
1117         (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1118         (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1119         (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1120         *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1121         and *lshrdi3_cmp_rex64 using SWI mode iterator.
1122         (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1123         (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1124         *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1125         *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1126         SWI mode iterator.
1127
1128 2010-04-10  Uros Bizjak  <ubizjak@gmail.com>
1129
1130         * config/i386/i386.md (ashr<mode>3): Macroize expander from
1131         ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1132         (*ashr<mode>3_doubleword): New insn_and_split_pattern.  Macroize
1133         pattern from *ashr{di,ti}3_1 and corresponding splitters using
1134         DWI mode iterator.
1135         (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1136         from corresponding peephole2 patterns.
1137         (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1138         (ashrsi3_cvt): Rename from ashrsi3_31.
1139         (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1140         (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1141         and x86_64_shift_adj_3 using SWI48 mode iterator.
1142         (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1143         *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1144         and *ashrdi3_1_rex64 using SWI mode iterator.
1145         (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1146         (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1147         (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1148         *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1149         and *ashrdi3_cmp_rex64 using SWI mode iterator.
1150         (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1151         (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1152         *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1153         *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1154         SWI mode iterator.
1155         (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1156         * config/i386/i386.c (ix86_split_ashr): Update for renamed
1157         x86_shift<mode>_adj_3 expanders.
1158
1159 2010-04-10  Wei Guozhi  <carrot@google.com>
1160
1161         PR target/42601
1162         * config/arm/arm.c (arm_pic_static_addr): New function.
1163         (legitimize_pic_address): Call arm_pic_static_addr when it detects
1164         a static symbol.
1165         (arm_output_addr_const_extra): Output expression for new pattern.
1166         * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1167
1168 2010-04-10  Bernd Schmidt  <bernds@codesourcery.com>
1169
1170         * ira-costs.c (record_reg_classes): Ignore alternatives that are
1171         not enabled.
1172
1173         * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1174         * web.c: Include "insn-config.h" and "recog.h".
1175         (union_match_dups): New function.
1176         (web_main): Call it.
1177         (union_defs): Don't try to recognize match_dups.
1178
1179         * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1180         if doing so would replace the entire pattern.
1181
1182 2010-04-09  Uros Bizjak  <ubizjak@gmail.com>
1183
1184         PR target/43707
1185         PR target/43709
1186         * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1187         and splitter pattern.  Change splitter operand 1 predicate to
1188         nonmemory_operand.
1189
1190 2010-04-09  Martin Jambor  <mjambor@suse.cz>
1191
1192         * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1193         lattices are addresses of CONST_DECLs with the same initial value.
1194         (ipcp_print_all_lattices): Print values of CONST_DECLs.
1195         * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1196
1197 2010-04-09  Eric Botcazou  <ebotcazou@adacore.com>
1198             Bernd Schmidt  <bernds@codesourcery.com>
1199
1200         * loop-invariant.c (replace_uses): New static function.
1201         (move_invariant_reg): Use it to ensure we can replace the uses.
1202
1203 2010-04-09  Hariharan Sandanagobalane  <hariharan@picochip.com>
1204
1205         * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1206         function template.
1207         (picochip_override_options): Enable section anchors only above -O1.
1208         (picochip_reorg): Fixed a couple of build warnings.
1209
1210 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1211
1212         * configure.ac (plugin -rdynamic test): Log result.
1213         * configure: Regenerate.
1214         * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1215         (RDYNAMIC_SPEC): Define.
1216         * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1217
1218 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1219
1220         * configure.ac: Determine Sun ld version numbers.
1221         (comdat_group): Restrict GNU ld version checks to gld.
1222         (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1223         (enable_comdat): Support --enable-comdat.
1224         * configure: Regenerate.
1225         * doc/install.texi (Configuration): Document --enable-comdat.
1226
1227 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1228
1229         * config/sparc/sol2-gld.h: Remove SPARC reference.  Rename ...
1230         * config/sol2-gld.h: ... here.
1231         * config.gcc (sparc*-*-solaris2*): Reflect this.
1232         (i[34567]86-*-solaris2*): Use it.
1233
1234 2010-04-09  Steve Ellcey  <sje@cup.hp.com>
1235
1236         * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1237         setup_clocks_p.
1238         (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1239
1240 2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
1241
1242         PR 42965
1243         * diagnostic.c (diagnostic_initialize): Initialize
1244         some_warnings_are_errors.
1245         (diagnostic_finish): New.
1246         (diagnostic_action_after_output): Call it before exiting.
1247         (diagnostic_report_diagnostic): Do not print message here. Set
1248         some_warnings_are_errors.
1249         * diagnostic.h (diagnostic_context): Delete
1250         issue_warnings_are_errors_message. Add some_warnings_are_errors.
1251         (diagnostic_finish): Declare.
1252         * toplev.c (toplev_main): Call it before exit.
1253
1254 2010-04-09  Jason Merrill  <jason@redhat.com>
1255
1256         PR c++/42623
1257         * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1258         for incomplete type.
1259
1260         PR c++/41788
1261         * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1262         based on a warning flag.
1263
1264 2010-04-09  Richard Guenther  <rguenther@suse.de>
1265
1266         * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1267
1268 2010-04-09  Iain Sandoe  <iains@gcc.gnu.org>
1269
1270         PR bootstrap/43684
1271         * varasm.c (default_assemble_visibility): Wrap vars that are
1272         set, but unused, by targets without GAS.
1273         * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1274         Remove set, but unused, vars.
1275         (rs6000_legitimize_tls_address): Likewise.
1276         (altivec_expand_dst_builtin): Likewise.
1277         * config/darwin.c (machopic_classify_symbol): Likewise.
1278         (machopic_indirection_name): Likewise.
1279
1280 2010-04-09  Uros Bizjak  <ubizjak@gmail.com>
1281
1282         * config/i386/i386.md (DWI): New mode iterator.
1283         (S): New mode attribute.
1284         (shift_operand): Ditto.
1285         (shift_immediate_operand): Ditto.
1286         (ashl_input_operand): Ditto.
1287         (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1288         using SDWIM mode iterator.
1289         (*ashl<mode>3_doubleword): New insn_and_split_pattern.  Macroize
1290         pattern from *ashl{di,ti}3_1 and corresponding splitters using
1291         DWI mode iterator.
1292         (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1293         from corresponding peephole2 patterns.
1294         (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1295         and x86_64_shift_adj_1 using SWI48 mode iterator.
1296         (x86_shift<mode>_adj_2): Ditto.
1297         (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1298         (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1299         using SWI48 mode iterator.
1300         (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1301         *ashldi3_cmp_rex64 using SWI mode iterator.
1302         (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1303         *ashldi3_cconly_rex64 using SWI mode iterator.
1304         * config/i386/i386.c (ix86_split_ashl): Update for renamed
1305         x86_shift<mode>_adj_{1,2}.
1306         (ix86_split_ashr): Ditto.
1307         (ix86_split_lshr): Ditto.
1308
1309 2010-04-09  Richard Guenther  <rguenther@suse.de>
1310
1311         * target.h (builtin_conversion): Pass in input and output types.
1312         * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1313         * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1314         * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1315         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1316
1317         * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1318         Handle AVX modes.
1319         * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1320
1321 2010-04-09  Richard Guenther  <rguenther@suse.de>
1322
1323         PR target/43152
1324         * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1325
1326 2010-04-09  Richard Guenther  <rguenther@suse.de>
1327
1328         * tree-vectorizer.h (struct _stmt_vec_info): Document
1329         that vectype is the type of the LHS.
1330         (supportable_widening_operation, supportable_narrowing_operation):
1331         Get both input and output vector types as arguments.
1332         (vect_is_simple_use_1): Declare.
1333         (get_same_sized_vectype): Likewise.
1334         * tree-vect-loop.c (vect_determine_vectorization_factor):
1335         Set STMT_VINFO_VECTYPE to the vector type of the def.
1336         (vectorizable_reduction): Adjust.
1337         * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1338         Adjust.  Specify the output vector type.
1339         (vect_pattern_recog_1): Adjust.
1340         * tree-vect-stmts.c (get_same_sized_vectype): New function.
1341         (vectorizable_call): Adjust.
1342         (vectorizable_conversion): Likewise.
1343         (vectorizable_operation): Likewise.
1344         (vectorizable_type_demotion): Likewise.
1345         (vectorizable_type_promotion): Likewise.
1346         (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1347         the def.
1348         (vect_is_simple_use_1): New function.
1349         (supportable_widening_operation): Get both input and output
1350         vector types.
1351         (supportable_narrowing_operation): Likewise.
1352         * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1353
1354 2010-04-09  Kai Tietz  <kai.tietz@onevision.com>
1355
1356         * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1357         __thiscall and _thiscall as predefined macros.
1358         * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1359         thiscall attribute handling.
1360         (ix86_comp_type_attributes): Likewise.
1361         (ix86_function_regparm): Likewise.
1362         (ix86_return_pops_args): Likewise.
1363         (init_cumulative_args): Likewise.
1364         (find_drap_reg): Likewise.
1365         (ix86_static_chain): Likewise.
1366         (x86_this_parameter): Likewise.
1367         (x86_output_mi_thunk): Likewise.
1368         (ix86_attribute_table): Add description for thiscall attribute.
1369         * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1370         * doc/extend.texi: Add documentation for thiscall.
1371
1372 2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
1373
1374         PR c++/28584
1375         * c.opt (Wint-to-pointer-cast): Available in C++.
1376         * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1377
1378 2010-04-08  Eric Botcazou  <ebotcazou@adacore.com>
1379
1380         * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1381         * calls.c (expand_call): Pass the function type to aggregate_value_p.
1382         * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1383         the target function of a CALL_EXPR.  Honor TREE_ADDRESSABLE on the
1384         function type instead.  Reorder and simplify checks.
1385
1386         * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1387
1388 2010-04-08  Jing Yu  <jingyu@google.com>
1389             Zdenek Dvorak  <ook@ucw.cz>
1390
1391         PR tree-optimization/42720
1392         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1393         loop unswitch conditions here from ...
1394         (tree_unswitch_single_loop): ... here.
1395
1396 2010-04-08  Sebastian Pop  <sebastian.pop@amd.com>
1397
1398         * tree-if-conv.c: Fix comments and simplify logic.
1399
1400 2010-04-08  Sebastian Pop  <sebastian.pop@amd.com>
1401
1402         * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1403         (tree_if_conversion): Same.  Update call to if_convertible_loop_p.
1404         (main_tree_if_conversion): Update call to tree_if_conversion.
1405
1406 2010-04-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
1407
1408         PR 42485
1409         * doc/invoke.texi (-b,-V): Delete.
1410         * doc/tm.texi: Do not mention -b.
1411         * gcc.c (display_help): Delete -b and -V.
1412         (process_command): Delete -b and -V.
1413         * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1414
1415 2010-04-08  Christian Borntraeger  <borntraeger@de.ibm.com>
1416             Wolfgang Gellerich  <gellerich@de.ibm.com>
1417
1418         Implement target hook for loop unrolling
1419         * target.h (loop_unroll_adjust): Add a new target hook function.
1420         * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1421         * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1422         * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1423         (s390_loop_unroll_adjust): Implement the new target hook for s390.
1424         * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1425         target hook.
1426         (decide_unroll_stupid): Likewise.
1427
1428 2010-04-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1429
1430         PR target/43643
1431         * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1432
1433 2010-04-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1434
1435         * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1436         (Specific, *-*-solaris2*): Likewise.
1437         Don't prefer Sun as over GNU as.
1438
1439 2010-04-08  Wolfgang Gellerich  <gellerich@de.ibm.com>
1440
1441         * config/s390/s390.c (override_options): Adjust the z10
1442           defaults for max-unroll-times, max-completely-peeled-insns
1443           and max-completely-peel-times.
1444
1445 2010-04-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1446
1447         * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1448         instructions for z10.
1449         (s390_expand_setmem): Likewise.
1450         (s390_expand_cmpmem): Likewise.
1451
1452 2010-04-08  Richard Guenther  <rguenther@suse.de>
1453
1454         PR tree-optimization/43679
1455         * tree-ssa-pre.c (eliminate): Only propagate copies.
1456
1457 2010-04-08  Jakub Jelinek  <jakub@redhat.com>
1458
1459         PR bootstrap/43681
1460         * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1461         set but not used variable warning.
1462
1463 2010-04-08  Wei Guozhi  <carrot@google.com>
1464
1465         PR target/41653
1466         * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1467         (arm_size_rtx_costs): Call the new function when optimized for size.
1468
1469 2010-04-08  Jakub Jelinek  <jakub@redhat.com>
1470
1471         PR debug/43670
1472         * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1473         op0 is not a MEM, just return NULL instead of assertion
1474         failure.
1475         (discover_nonconstant_array_refs): Don't walk debug stmts.
1476
1477 2010-04-08  Doug Kwan  <dougkwan@google.com>
1478
1479         * configure.ac: Recognize gold and do not use its version number
1480         to test ld features.
1481         * configure: Regenerate.
1482
1483 2010-04-08  Maxim Kuvyrkov  <maxim@codesourcery.com>
1484
1485         PR middle-end/40815
1486         * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1487         (negate_value): Move code to push elements to broken_up_substracts ...
1488         (eliminate_plus_minus_pair): ... here.  Push operands that have no
1489         negative pair to plus_negates.
1490         (repropagate_negates, init_reassoc, fini_reassoc): Update.
1491
1492 2010-04-07  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1493
1494         * doc/install.texi (Configuration): Move description of
1495         --enable-lto, --with-libelf*, --enable-gold from Java section to
1496         general section.
1497
1498         * doc/generic.texi (Working with declarations)
1499         (Function Properties, C and C++ Trees): Fix typos.
1500         * doc/sourcebuild.texi (Top Level): Likewise.
1501
1502 2010-04-07  Jakub Jelinek  <jakub@redhat.com>
1503
1504         PR c/18624
1505         * tree.h (DECL_READ_P): Define.
1506         (struct tree_decl_common): Add decl_read_flag.
1507         * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1508         a set but not used warning.
1509         (merge_decls): Merge DECL_READ_P flag.
1510         (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1511         (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1512         * c-common.c (handle_used_attribute, handle_unused_attribute):
1513         Likewise.
1514         * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1515         New prototypes.
1516         * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1517         New functions.
1518         (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1519         * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1520         c_parser_binary_expression, c_parser_cast_expression,
1521         c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1522         Call default_function_array_read_conversion instead of
1523         default_function_array_conversion where needed.
1524         (c_parser_unary_expression, c_parser_conditional_expression,
1525         c_parser_postfix_expression_after_primary, c_parser_initelt):
1526         Likewise.  Call mark_exp_read where needed.
1527         (c_parser_statement_after_labels, c_parser_asm_operands,
1528         c_parser_typeof_specifier, c_parser_sizeof_expression,
1529         c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1530         where needed.
1531         * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1532         New.
1533         * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1534         (warn_unused_but_set_parameter): Default to warn_unused
1535         && extra_warnings.
1536         * doc/invoke.texi: Document -Wunused-but-set-variable and
1537         -Wunused-but-set-parameter.
1538
1539         * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1540         used count variable.
1541         * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1542         when operandN variables aren't used in the body of the expander
1543         or splitter.
1544         * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1545         FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1546         * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1547         * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1548         FOR_EACH_IMM_USE_ON_STMT): Likewise.
1549         * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1550         * tree.c (PROCESS_ARG): Likewise.
1551
1552 2010-04-07  Simon Baldwin  <simonb@google.com>
1553
1554         * diagnostic.h (diagnostic_override_option_index): New macro to
1555         set a diagnostic's option_index.
1556         * c-tree.h (c_cpp_error): Add warning reason argument.
1557         * opts.c (_warning_as_error_callback): New.
1558         (register_warning_as_error_callback): Store callback for
1559         warnings enabled via enable_warning_as_error.
1560         (enable_warning_as_error): Call callback, minor code tidy.
1561         * opts.h (register_warning_as_error_callback): Declare.
1562         * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1563         response to -Werror=.
1564         (c_common_init_options): Register warning_as_error_callback in opts.c.
1565         * common.opt: Add -Wno-cpp option.
1566         * c-common.c (struct reason_option_codes_t): Map cpp warning
1567         reason codes to gcc option indexes.
1568         * (c_option_controlling_cpp_error): New function, lookup the gcc
1569         option index for a cpp warning reason code.
1570         * (c_cpp_error): Add warning reason argument, call
1571         c_option_controlling_cpp_error for diagnostic_override_option_index.
1572         * doc/invoke.texi: Document -Wno-cpp.
1573
1574 2010-04-07  Richard Guenther  <rguenther@suse.de>
1575
1576         * ipa-reference.c (mark_load): Use get_base_address.
1577         (mark_store): Likewise.
1578
1579         * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1580         inserting GIMPLE_NOPs into the IL.
1581         * tree-ssa-structalias.c (get_constraint_for_component_ref):
1582         Explicitly strip handled components and indirect references.
1583
1584         * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1585         folding address expressions.
1586         * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1587         * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1588         operand_equal_p to compare decls.
1589         (ptr_deref_may_alias_decl_p): Likewise.
1590         * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1591         * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1592         Handle reversed comparison ops.
1593         * tree-sra.c (asm_visit_addr): Use get_base_address.
1594         * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1595         * ipa-reference.c (mark_address): Use get_base_address.
1596
1597 2010-04-07  Richard Guenther  <rguenther@suse.de>
1598
1599         * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1600         Propagate constants everywhere.
1601
1602 2010-04-07  Jakub Jelinek  <jakub@redhat.com>
1603
1604         PR debug/43516
1605         * tree.c (MAX_INT_CACHED_PREC): Define.
1606         (nonstandard_integer_type_cache): New array.
1607         (build_nonstandard_integer_type): Cache results for precision
1608         <= MAX_INT_CACHED_PREC.
1609
1610 2010-04-07  Richard Guenther  <rguenther@suse.de>
1611
1612         * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1613         -fargument-noalias-global, -fargument-noalias-anything): Remove.
1614         * common.opt: Likewise.
1615         * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1616         * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1617         (nonoverlapping_memrefs_p): Likewise.
1618         * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1619         * opts.c (common_handle_option): Handle OPT_fargument_alias,
1620         OPT_fargument_noalias, OPT_fargument_noalias_anything and
1621         OPT_fargument_noalias_global for backward compatibility.
1622
1623 2010-04-07  Richard Guenther  <rguenther@suse.de>
1624
1625         PR tree-optimization/43270
1626         * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1627         * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1628         * tree-ssa-pre.c (phi_translate_1): Adjust.
1629         (fully_constant_expression): Split out vn_reference handling to ...
1630         * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1631         Fold reads from constant strings.
1632         (vn_reference_lookup): Handle fully constant references.
1633         (vn_reference_lookup_pieces): Likewise.
1634         * Makefile.in (expmed.o-warn): Add -Wno-error.
1635
1636 2010-04-07  Martin Jambor  <mjambor@suse.cz>
1637
1638         * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1639
1640 2010-04-07  Iain Sandoe  <iains@gcc.gnu.org>
1641
1642         PR driver/41594
1643         * gcc.c: Add -static-libstdc++ to list of recognized options.
1644
1645 2010-04-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1646
1647         * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1648
1649 2010-04-07  Richard Guenther  <rguenther@suse.de>
1650
1651         PR middle-end/42617
1652         * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1653         bases build simple mem attributes to retain points-to information.
1654
1655 2010-04-07  Richard Guenther  <rguenther@suse.de>
1656
1657         PR middle-end/42617
1658         * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1659         preserve points-to related information.
1660
1661 2010-04-07  Richard Guenther  <rguenther@suse.de>
1662
1663         PR middle-end/42617
1664         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1665         discard plain indirect references.
1666         * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1667         * tree.c (tree_nop_conversion): Likewise.
1668
1669 2010-04-07  Dodji Seketeli  <dodji@redhat.com>
1670
1671         PR debug/43628
1672         * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1673
1674 2010-04-06  Kai Tietz  <kai.tietz@onevision.com>
1675
1676         * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1677         calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1678
1679 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
1680
1681         * tree-if-conv.c: Fix indentation and comments.
1682
1683 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
1684
1685         * tree-if-conv.c: Sort static functions in topological order.
1686
1687 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
1688
1689         * tree-if-conv.c: Fix indentation and comments.
1690
1691 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1692
1693         PR middle-end/43519
1694         * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1695         lang_hooks.types.type_for_size instead of
1696         build_nonstandard_integer_type.
1697         When converting an unsigned type to signed, double its precision.
1698         (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1699         (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1700         (graphite_create_new_loop_guard): When ub + 1 wraps around,
1701         use lb <= ub.
1702
1703 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1704
1705         PR middle-end/43519
1706         * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1707         POINTER_PLUS_EXPR for pointer types.
1708
1709 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1710
1711         PR middle-end/43519
1712         * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1713         * graphite-clast-to-gimple.c: Include langhooks.h.
1714         (max_signed_precision_type): New.
1715         (max_precision_type): Takes two types as arguments.
1716         (precision_for_value): New.
1717         (precision_for_interval): New.
1718         (gcc_type_for_interval): New.
1719         (gcc_type_for_value): New.
1720         (gcc_type_for_clast_term): New.
1721         (gcc_type_for_clast_red): New.
1722         (gcc_type_for_clast_bin): New.
1723         (gcc_type_for_clast_expr): Split up into several functions.
1724         (gcc_type_for_clast_eq): Rewritten.
1725         (compute_bounds_for_level): New.
1726         (compute_type_for_level_1): New.
1727         (compute_type_for_level): New.
1728         (gcc_type_for_cloog_iv): Removed.
1729         (gcc_type_for_iv_of_clast_loop): Rewritten.
1730         (graphite_create_new_loop): Compute the lower and upper bound types
1731         with gcc_type_for_clast_expr.
1732         (graphite_create_new_loop_guard): Same.
1733         (find_cloog_iv_in_expr): Removed.
1734         (compute_cloog_iv_types_1): Removed.
1735         (compute_cloog_iv_types): Removed.
1736         (gloog): Do not call compute_cloog_iv_types.
1737         * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1738         GBB_CLOOG_IV_TYPES.
1739         (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1740         * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1741         (GBB_CLOOG_IV_TYPES): Removed.
1742
1743 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1744
1745         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1746         gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1747         (detect_commutative_reduction): Same.
1748
1749 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1750
1751         * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1752         call to verify_ssa.  Invoke verify_loop_closed_ssa with an extra
1753         argument.
1754         * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1755         * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1756         (rewrite_commutative_reductions_out_of_ssa): Same.
1757         * passes.c (execute_function_todo): Call verify_ssa for every pass
1758         in the LNO.  Invoke verify_loop_closed_ssa with an extra argument.
1759         * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1760         * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1761         with an extra argument.
1762         * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same.  Call
1763         verify_ssa only when the extra argument is true.
1764         (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1765         with an extra argument.
1766         (tree_transform_and_unroll_loop): Same.
1767
1768 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1769
1770         * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1771         for all the passes of the LNO having LOOP_CLOSED_SSA.
1772         * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1773         * tree-loop-distribution.c (pass_loop_distribution): Same.
1774         * tree-pass.h (TODO_verify_loops): Removed.
1775         * tree-ssa-loop.c (pass_tree_loop_init): Same.
1776         (pass_lim): Same.
1777         (pass_tree_unswitch): Same.
1778         (pass_predcom): Same.
1779         (pass_vectorize): Same.
1780         (pass_linear_transform): Same.
1781         (pass_graphite_transforms): Same.
1782         (pass_iv_canon): Same.
1783         (pass_complete_unroll): Same.
1784         (pass_complete_unrolli): Same.
1785         (pass_parallelize_loops): Same.
1786         (pass_loop_prefetch): Same.
1787         (pass_iv_optimize): Same.
1788
1789 2010-04-06  Changpeng Fang  <changpeng.fang@amd.com>
1790
1791         PR middle-end/32824
1792         * passes.c (init_optimization_passes): Move pass_lim before
1793         pass_copy_prop and pass_dce_loop.
1794
1795 2010-04-06  Jakub Jelinek  <jakub@redhat.com>
1796
1797         PR target/43667
1798         * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1799         instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1800         (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1801         MULTI_* defines for 4 argument vpermil2p* builtins.
1802
1803 2010-04-06  Uros Bizjak  <ubizjak@gmail.com>
1804
1805         * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1806         * config/i386/i386.c (x86_maybe_negate_const_int): New.
1807         (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1808         * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1809         *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1810         *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1811         *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1812         Use x86_maybe_negate_const_int to output insn mnemonic.
1813         (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto.  Remove overflow
1814         check from instruction predicate.  Update comments.
1815         * config/i386/sync.md (sync_add<mode>): Use
1816         x86_maybe_negate_const_int to output insn mnemonic.
1817
1818 2010-04-06  Jan Hubicka  <jh@suse.cz>
1819
1820         PR tree-optimization/42906
1821         * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1822         IGNORE_SELF argument.  Set visited_control_parents for fully
1823         processed BBs.
1824         (find_obviously_necessary_stmts): Update call of
1825         mark_control_dependent_edges_necessary.
1826         (propagate_necessity): Likewise.  Handle PHI edges more curefully.
1827
1828 2010-04-06  Uros Bizjak  <ubizjak@gmail.com>
1829
1830         * config/i386/i386.md: Remove comment about 'e' and 'E'
1831         operand modifier.
1832
1833 2010-04-06  Richard Guenther  <rguenther@suse.de>
1834
1835         PR tree-optimization/43627
1836         * tree-vrp.c (extract_range_from_unary_expr): Widenings
1837         of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1838         not varying.
1839
1840 2010-04-06  Jakub Jelinek  <jakub@redhat.com>
1841
1842         * BASE-VER: Change to 4.6.0.
1843
1844         PR target/43638
1845         * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1846         handling.
1847
1848 2010-04-06  Richard Guenther  <rguenther@suse.de>
1849
1850         PR middle-end/43661
1851         * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1852
1853 2010-04-05  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1854
1855         * doc/invoke.texi (Optimize Options): Document that LTO
1856         won't remove object access purely due to incompatible
1857         declarations.
1858
1859 2010-04-04  Matthias Klose  <doko@ubuntu.com>
1860
1861         * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1862         Initialize variable.
1863
1864 2010-04-03  Richard Guenther  <rguenther@suse.de>
1865
1866         PR middle-end/42509
1867         * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1868         require a non-NULL MEM_OFFSET.
1869
1870 2010-04-02  Steven Bosscher  <steven@gcc.gnu.org>
1871
1872         * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1873         basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1874         collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1875         config/alpha/predicates.md, config/arm/arm.md,
1876         config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1877         config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1878         config/darwin9.h, config/darwin.c, config/darwin.h,
1879         config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1880         config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1881         config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1882         config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1883         config/mips/mips.md, config/mn10300/mn10300.c,
1884         config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1885         config/rs6000/aix.h, config/rs6000/dfp.md,
1886         config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1887         config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1888         config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1889         config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1890         config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1891         config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1892         c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1893         diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1894         doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1895         doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1896         fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1897         gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1898         graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1899         graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1900         graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1901         graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1902         intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1903         ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1904         ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1905         loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1906         objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1907         opt-functions.awk, opth-gen.awk, params.def, passes.c,
1908         postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1909         rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1910         store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1911         tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1912         tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1913         tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1914         tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1915         tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1916         tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1917         tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1918         tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1919         tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1920         tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1921         unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1922
1923 2010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1924
1925         PR other/43620
1926         * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1927         * aclocal.m4: Regenerate.
1928
1929 2010-04-02  Richard Guenther  <rguenther@suse.de>
1930
1931         PR tree-optimization/43629
1932         * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1933         if we have seen a constant value.
1934
1935 2010-04-02  Joseph Myers  <joseph@codesourcery.com>
1936
1937         * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1938
1939 2010-04-02  Richard Earnshaw  <rearnsha@arm.com>
1940
1941         PR target/43469
1942         * arm.c (legitimize_tls_address): Adjust call to
1943         gen_tls_load_dot_plus_four.
1944         (arm_note_pic_base): New function.
1945         (arm_cannot_copy_insn_p): Use it.
1946         * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1947         constraint.
1948
1949 2010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1950
1951         PR bootstrap/43531
1952
1953         Revert:
1954         2009-09-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1955
1956         * Makefile.in ($(out_object_file)): Depend on
1957         gt-$(basename $(notdir $(out_file))).h.
1958
1959 2010-04-01  Ralf Corsépius <ralf.corsepius@rtems.org>
1960
1961         * config.gcc (lm32-*-rtems*): Add t-lm32.
1962
1963 2010-04-01  Joel Sherrill <joel.sherrill@oarcorp.com>
1964
1965         * config.gcc: Add lm32-*-rtems*.
1966         * config/lm32/rtems.h: New file.
1967
1968 2010-04-01  Dave Korn  <dave.korn.cygwin@gmail.com>
1969
1970         PR target/42609
1971         * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1972
1973 2010-04-01  Jakub Jelinek  <jakub@redhat.com>
1974
1975         * dwarf2out.c (output_compilation_unit_header): For
1976         -gdwarf-4 use version 4 instead of version 3.
1977         (output_line_info): For version 4 and above emit additional
1978         maximum ops per insn header field.
1979         (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1980
1981         * dwarf2out.c (is_c_family, is_java): Remove.
1982         (lower_bound_default): New function.
1983         (add_bound_info, gen_descr_array_type_die): Use it.
1984
1985 2010-04-01  Dodji Seketeli  <dodji@redhat.com>
1986
1987         PR debug/43325
1988         * dwarf2out.c (gen_variable_die): Allow debug info for variable
1989         re-declaration when it happens in a function.
1990
1991 2010-04-01  Aldy Hernandez  <aldyh@redhat.com>
1992
1993         * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1994         (cgraph_remove_function_insertion_hook): Same.
1995         (cgraph_call_function_insertion_hooks): Same.
1996
1997 2010-04-01  Richard Guenther  <rguenther@suse.de>
1998
1999         PR middle-end/43614
2000         * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2001         and TREE_THIS_VOLATILE.
2002         (copy_ref_info): Likewise.
2003         * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2004         * tree.c (build6_stat): Ignore side-effects of all but arg5
2005         for TARGET_MEM_REF.  Set TREE_THIS_VOLATILE from arg5 of
2006         TARGET_MEM_REF.
2007
2008 2010-04-01  Richard Guenther  <rguenther@suse.de>
2009
2010         PR tree-optimization/43607
2011         * ipa-type-escape.c (check_call): Do not access non-existing
2012         arguments.
2013
2014 2010-04-01  Richard Guenther  <rguenther@suse.de>
2015
2016         PR middle-end/43602
2017         Revert
2018         2010-03-30  Seongbae Park <seongbae.park@gmail.com>
2019                     Jack Howarth <howarth@bromo.med.uc.edu>
2020
2021         * tree-profile.c (tree_init_ic_make_global_vars): Make static
2022         variables TLS.
2023
2024 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2025
2026         * doc/install.texi (Prerequisites): Document libelf usability on
2027         IRIX 5/6 and Solaris 2.
2028         (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2029         Update GNU as, GNU ld requirements.
2030         (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2031         Document Sun Studio compiler download.
2032         Update and simplify as, ld recommendations.
2033         (Specific, *-*-solaris2.7): Note obsoletion, removal.
2034
2035 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2036
2037         * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2038         with_tune_32 to pentium4.
2039
2040 2010-04-01  Uros Bizjak  <ubizjak@gmail.com>
2041
2042         * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2043
2044 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2045
2046         * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2047         obsoletion, removal.
2048         Update IDO URL.
2049         Document GNU as requirement.
2050         Update configure requirements.
2051         (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2052         Recomment IRIX 6.5.18+.
2053         Document IDF/IDL requirement.
2054         Document GNU as requirement.
2055         Document GNU ld bootstrap failure.
2056         Remove freeware.sgi.com reference.
2057
2058 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2059
2060         * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2061         UNIX V4.0, V5.0 obsoletion, removal.
2062         Remove --with-gc=simple reference.
2063         Update VM requirements during bootstrap.
2064         Remove -oldas bootstrap description.
2065         Update binutils reference.
2066         Remove comparison failure note.
2067
2068 2010-03-31  Richard Guenther  <rguenther@suse.de>
2069             Zdenek Dvorak  <ook@ucw.cz>
2070             Sebastian Pop  <sebastian.pop@amd.com>
2071
2072         PR middle-end/43464
2073         * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2074         with multiple arguments.
2075         (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2076
2077 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2078
2079         * graphite-dependences.c (print_pddr): Call print_pdr with an
2080         extra argument.
2081         * graphite-poly.c (debug_pdr): Add an extra argument for the
2082         verbosity level.
2083         (print_pdr): Same.
2084         (print_pbb_domain): Same.
2085         (print_pbb): Same.
2086         (print_scop_context): Same.
2087         (print_scop): Same.
2088         (print_cloog): Same.
2089         (debug_pbb_domain): Same.
2090         (debug_pbb): Same.
2091         (print_pdrs): Same.
2092         (debug_pdrs): Same.
2093         (debug_scop_context): Same.
2094         (debug_scop): Same.
2095         (debug_cloog): Same.
2096         (print_scop_params): Same.
2097         (debug_scop_params): Same.
2098         (print_iteration_domain): Same.
2099         (print_iteration_domains): Same.
2100         (debug_iteration_domain): Same.
2101         (debug_iteration_domains): Same.
2102         (print_scattering_function): Same.
2103         (print_scattering_functions): Same.
2104         (debug_scattering_function): Same.
2105         (debug_scattering_functions): Same.
2106         * graphite-poly.h (debug_pdr): Update declaration.
2107         (print_pdr): Same.
2108         (print_pbb_domain): Same.
2109         (print_pbb): Same.
2110         (print_scop_context): Same.
2111         (print_scop): Same.
2112         (print_cloog): Same.
2113         (debug_pbb_domain): Same.
2114         (debug_pbb): Same.
2115         (print_pdrs): Same.
2116         (debug_pdrs): Same.
2117         (debug_scop_context): Same.
2118         (debug_scop): Same.
2119         (debug_cloog): Same.
2120         (print_scop_params): Same.
2121         (debug_scop_params): Same.
2122         (print_iteration_domain): Same.
2123         (print_iteration_domains): Same.
2124         (debug_iteration_domain): Same.
2125         (debug_iteration_domains): Same.
2126         (print_scattering_function): Same.
2127         (print_scattering_functions): Same.
2128         (debug_scattering_function): Same.
2129         (debug_scattering_functions): Same.
2130
2131 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2132
2133         * graphite-poly.c (print_scattering_function_1): New.
2134         (print_scattering_function): Call it.
2135         (print_scop_params): Remove spaces at the end of lines.
2136         (print_cloog): New.
2137         (debug_cloog): New.
2138         * graphite-poly.h (print_cloog): Declared.
2139         (debug_cloog): Declared.
2140
2141 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2142
2143         * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2144         in loop->header.
2145         * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2146         * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2147         * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2148         to switch between adding the IV bump in loop->latch or in loop->header.
2149
2150 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2151
2152         * graphite-poly.c (print_scattering_function): Pretty print following
2153         the scoplib format.
2154         (print_pdr): Same.
2155         (print_pbb_domain): Same.
2156         (dump_gbb_cases): Same.
2157         (dump_gbb_conditions): Same.
2158         (print_pdrs): Same.
2159         (print_pbb): Same.
2160         (print_scop_params): Same.
2161         (print_scop_context): Same.
2162         (print_scop): Same.
2163         (print_pbb_body): New.
2164         (lst_indent_to): New.
2165         (print_lst): Start new lines with a #.
2166         * graphite-poly.h (pbb_bb): New.
2167         (pbb_index): Use pbb_bb.
2168         * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2169         disjuncts.
2170         * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2171
2172 2010-03-31  Jakub Jelinek  <jakub@redhat.com>
2173
2174         * dwarf2out.c (size_of_die): For -gdwarf-4 use
2175         uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2176         and 0 instead of 1 for dw_val_class_flag.
2177         (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2178         dw_val_class_range_list, dw_val_class_loc_list,
2179         dw_val_class_lineptr and dw_val_class_macptr, use
2180         DW_FORM_flag_present for dw_val_class_flag and
2181         DW_FORM_exprloc for dw_val_class_loc.
2182         (output_die): For -gdwarf-4 print dw_val_class_loc
2183         size as uleb128 instead of 1 or 2 bytes and don't print
2184         anything for dw_val_class_flag.
2185
2186         * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2187         instead of cselib_lookup following by tweaking locs->setting_insn.
2188
2189         PR bootstrap/43596
2190         * cselib.c (cselib_process_insn): Clear cselib_current_insn
2191         even before returning from label, setjmp call or volatile asm
2192         handling.
2193
2194 2010-03-31  Richard Guenther  <rguenther@suse.de>
2195
2196         PR middle-end/43600
2197         * cgraphunit.c (cgraph_output_in_order): Do not allocate
2198         temporary data on stack.
2199
2200 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2201
2202         * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2203         (PUSHSECTION_ASM_OP): Remove.
2204         (POPSECTION_ASM_OP): Remove.
2205         (PUSHSECTION_FORMAT): Remove.
2206         * config/sol2.h (PUSHSECTION_FORMAT): Define.
2207         * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2208         * config/sol2.c (solaris_output_init_fini): Use it.
2209
2210 2010-03-31  Jie Zhang  <jie@codesourcery.com>
2211
2212         PR 43574
2213         * opt-functions.awk (var_type_struct): Use signed char type
2214         for simple variables.
2215
2216 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2217
2218         * config/sol2.c: Include output.h.
2219         (solaris_assemble_visibility): New function.
2220         * config/t-sol2 (sol2.o): Add output.h dependency.
2221         * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2222         * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2223         Redefine.
2224
2225 2010-03-31  Jakub Jelinek  <jakub@redhat.com>
2226
2227         PR target/43580
2228         * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2229         V2SImode or XFmode on PRE_DEC.
2230
2231         PR debug/43557
2232         * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2233         BLKmode.
2234
2235 2010-03-31  Jie Zhang  <jie@codesourcery.com>
2236
2237         PR 43562
2238         * reload.h (caller_save_initialized_p): Declare.
2239         * toplev.c (backend_init_target): Don't call
2240         init_caller_save but set caller_save_initialized_p to false.
2241         * caller-save.c (caller_save_initialized_p): Define.
2242         (init_caller_save): Check caller_save_initialized_p.
2243         * ira.c (ira): Call init_caller_save if flag_caller_saves.
2244
2245 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2246
2247         PR target/39048
2248         * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2249         and soft-fp/t-softfp to tmake_file.
2250         * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2251         (LIBGCC2_TF_CEXT): Define.
2252         (TF_SIZE): Define.
2253
2254 2010-03-30  Alexandre Oliva  <aoliva@redhat.com>
2255
2256         PR debug/42977
2257         * cselib.c (n_useless_values): Document handling of debug locs.
2258         (n_useless_debug_values, n_debug_values): New variables.
2259         (new_elt_loc_list): Don't add to debug values, keep count.
2260         (promote_debug_loc): New.
2261         (cselib_reset_table): Zero new variables.
2262         (entry_and_rtx_equal_p): Promote debug locs.
2263         (discard_useless_locs): Increment n_useless_debug_values for
2264         debug values.
2265         (remove_useless_values): Adjust n_useless_values and n_debug_values
2266         with n_useless_debug_values.
2267         (add_mem_for_addr): Promote debug locs.
2268         (cselib_lookup_mem): Likewise.
2269         (cselib_lookup_addr): Renamed to...
2270         (cselib_lookup_addr_1): ... this.  Promote debug locs.  Don't call...
2271         (cselib_log_lookup): ... this.  Turn into...
2272         (cselib_lookup_addr): ... new wrapper.
2273         (cselib_lookup_from_insn): New.
2274         (cselib_invalidate_regno): Increment n_useless_debug_values for
2275         debug values.
2276         (cselib_invalidate_mem): Likewise.
2277         (cselib_process_insn): Take n_deleted and n_debug_values into
2278         account to guard remove_useless_value call.
2279         (cselib_finish): Zero n_useless_debug_values.
2280         * cselib.h (cselib_lookup_from_insn): Declare.
2281         * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2282         (sched_analyze_2): Likewise.
2283
2284 2010-03-30  Jakub Jelinek  <jakub@redhat.com>
2285
2286         * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2287         functions.
2288         (adjust_mems): Replace narrowing SUBREG of expression containing
2289         just PLUS, MINUS, MULT and ASHIFT of registers and constants
2290         with operations in the narrower mode.
2291
2292         PR debug/43593
2293         * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2294         regs_invalidated_by_call instead all call_used_reg_set registers.
2295
2296 2010-03-30  Sebastian Pop  <sebastian.pop@amd.com>
2297
2298         PR middle-end/43430
2299         * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2300         pointer comparisons with types_compatible_p.
2301         * tree-vect-stmts.c (vectorizable_call): Same.
2302         (vectorizable_condition): Same.
2303
2304 2010-03-30  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2305
2306         * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2307         stack check if the mask would be zero.
2308
2309 2010-03-30  Seongbae Park <seongbae.park@gmail.com>
2310             Jack Howarth <howarth@bromo.med.uc.edu>
2311
2312         * tree-profile.c (tree_init_ic_make_global_vars): Make static
2313         variables TLS.
2314
2315 2010-03-30  Joseph Myers  <joseph@codesourcery.com>
2316
2317         PR other/25232
2318         * libgcc-std.ver (GCC_4.5.0): Define version.  Include __unordxf2
2319         and __unordtf2.
2320         * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2321         Include ___unordxf2 and ___unordtf2.
2322         * config/i386/libgcc-glibc.ver: Do not define inheritance from
2323         GCC_4.4.0 here.
2324
2325 2010-03-30  Tarik Graba  <tarik.graba@telecom-paristech.fr>
2326
2327         * config/lm32/t-lm32: New file.
2328         * config.gcc: Use the above file when targetting lm32.
2329
2330 2010-03-28  Duncan Sands  <baldrick@free.fr>
2331
2332         * Makefile.in (PLUGIN_HEADERS): Add except.h.
2333
2334 2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
2335
2336         PR middle-end/43431
2337         * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2338         Improve vectorization cost model diagnostic.
2339
2340 2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
2341
2342         PR middle-end/43436
2343         * tree-vect-data-refs.c (vect_analyze_data_refs): When
2344         compute_data_dependences_for_loop returns false, early exit
2345         and output an extra diagnostic for the failed data reference
2346         analysis.
2347
2348 2010-03-29  Richard Guenther  <rguenther@suse.de>
2349
2350         PR tree-optimization/43560
2351         * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2352         (can_sm_ref_p): Treat stores to readonly locations as trapping.
2353
2354 2010-03-29  Jie Zhang  <jie@codesourcery.com>
2355
2356         PR 43564
2357         * toplev.c (process_options): Set optimization_default_node
2358         and optimization_current_node.
2359         * opts.c (decode_options): Don't set optimization_default_node
2360         and optimization_current_node.
2361
2362 2010-03-29  Ralf Corsépius  <ralf.corsepius@rtems.org>
2363
2364         * config/rtems.h: Abandon -qrtems_debug.
2365
2366 2010-03-28  Jan Hubicka  <jh@suse.cz>
2367
2368         PR tree-optimization/43505
2369         * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2370         map should not be copied.
2371
2372 2010-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2373
2374         PR middle-end/41674
2375         * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2376         cdtors, set DECL_PRESERVE_P.
2377         * ipa.c (cgraph_externally_visible_p): Return true if declaration
2378         should be preseved.
2379
2380 2010-03-27  Uros Bizjak  <ubizjak@gmail.com>
2381
2382         PR tree-optimization/43528
2383         * stor-layout.c (place_field): Check that constant fits into
2384         unsigned HWI when skipping calculation of MS bitfield layout.
2385
2386 2010-03-27  Jan Hubicka  <jh@suse.cz>
2387
2388         PR middle-end/43391
2389         * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2390         notice_global_symbol work.
2391
2392 2010-03-27  Jakub Jelinek  <jakub@redhat.com>
2393
2394         * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2395         instead of dwarf2out_decl.
2396         (struct var_loc_node): Remove section_label field.
2397         (dwarf2out_function_decl): New function.
2398         (dwarf2out_var_location): Don't set section_label field.
2399         (dwarf2out_begin_function): Don't empty decl_loc_table here.
2400
2401 2010-03-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
2402
2403         PR tree-optimization/43544
2404         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2405         First argument for builtin vectorized function hook is now a
2406         tree to be able to distinguish between machine specific and
2407         standard builtins.
2408         * targhooks.c (default_builtin_vectorized_function): Ditto.
2409         * targhooks.h (default_builtin_vectorized_function): Ditto.
2410         * target.h (struct gcc_target): Ditto.
2411         * tree-vect-stmts.c (vectorizable_function): Ditto.
2412         * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2413         * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2414         Ditto.
2415
2416 2010-03-26  Joseph Myers  <joseph@codesourcery.com>
2417
2418         PR c/43381
2419         * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2420         nested binding iff it is a FUNCTION_DECL.
2421         (store_parm_decls_newstyle): Pass nested=true to bind for
2422         FUNCTION_DECLs amongst parameters.
2423
2424 2010-03-26  Jakub Jelinek  <jakub@redhat.com>
2425
2426         * var-tracking.c (vt_expand_loc_callback): Don't run
2427         cselib_expand_value_rtx_cb in dummy mode if
2428         cselib_dummy_expand_value_rtx_cb returned false.
2429
2430         * var-tracking.c (emit_note_insn_var_location): For one part
2431         notes with offset 0, don't add EXPR_LIST around the location.
2432         * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2433         add_location_or_const_value_attribute): Adjust for that change.
2434
2435         PR debug/43540
2436         * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2437         into first operand and location into second.
2438         (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2439         dw_cfi_oprnd_loc for DW_CFA_expression.
2440         (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2441         (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2442         assume first argument is regnum and second argument is location.
2443
2444 2010-03-26  Uros Bizjak  <ubizjak@gmail.com>
2445
2446         PR target/42113
2447         * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2448         of scratch register to DImode.  Split to DImode comparison operator.
2449         Use SImode subreg of scratch register in the multiplication.
2450         (*cmp_sadd_sidi): Ditto.
2451         (*cmp_ssub_si): Ditto.
2452         (*cmp_ssub_sidi): Ditto.
2453
2454 2010-03-26  Uros Bizjak  <ubizjak@gmail.com>
2455
2456         PR target/43524
2457         * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2458         Remove invalid assert and wrong comment.
2459
2460 2010-03-26  Jakub Jelinek  <jakub@redhat.com>
2461
2462         PR debug/43516
2463         * flags.h (final_insns_dump_p): New extern.
2464         * final.c (final_insns_dump_p): New variable.
2465         (rest_of_clean_state): Set it before -fdump-final-insns=
2466         dumping, clear afterwards.
2467         * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2468         MEM_ALIAS_SET on MEMs.
2469
2470 2010-03-26  David S. Miller  <davem@davemloft.net>
2471
2472         * configure.ac: Fix sparc GOTDATA_OP bug check.
2473         * configure: Rebuild.
2474
2475 2010-03-26  Alan Modra  <amodra@gmail.com>
2476
2477         * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2478
2479 2010-03-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2480
2481         * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2482         TLS_SECTION_ASM_FLAG.
2483
2484 2010-03-25  Jakub Jelinek  <jakub@redhat.com>
2485
2486         PR bootstrap/43511
2487         * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2488         Clear first_function_block_is_cold.
2489
2490         PR c/43385
2491         * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2492         argument if the argument is truth_value_p.
2493
2494 2010-03-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
2495
2496         * config/rs6000/constraints.md: Update copyright year for my changes.
2497
2498         PR target/43484
2499         * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2500         used in reg+reg addressing, swap registers.
2501
2502 2010-03-24  Jakub Jelinek  <jakub@redhat.com>
2503
2504         PR debug/43293
2505         * target.h (struct gcc_target): Add code_end hook.
2506         * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2507         if not yet defined.
2508         (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2509         * toplev.c (compile_file): Call targetm.asm_out.code_end
2510         hook before unwind info/debug info output.
2511         * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2512         * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2513         (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2514         * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2515         (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2516         * config/i386/i386.c (ix86_file_end): Renamed to...
2517         (ix86_code_end): ... this.  Make static.  Don't call
2518         file_end_indicate_exec_stack.  Emit unwind info using
2519         final_start_function/final_end_function.
2520         (darwin_x86_file_end): Remove.
2521         (TARGET_ASM_CODE_END): Define.
2522         * config/i386/i386.h (TARGET_ASM_FILE_END,
2523         NEED_INDICATE_EXEC_STACK): Don't define.
2524         * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2525         (TARGET_ASM_FILE_END): Define to darwin_file_end.
2526         * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2527         * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2528
2529         PR target/43498
2530         * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2531         at the beginning and final_end_function at the end.
2532         * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2533
2534 2010-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2535
2536         * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2537         and Sun as TLS syntax.
2538         (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2539         * configure: Regenerate.
2540         * config.in: Regenerate.
2541         * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2542         (default_elf_asm_named_section): Use it.
2543         * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2544         (i386_output_dwarf_dtprel): Likewise.
2545         (output_addr_const_extra): Likewise.
2546         (output_pic_addr_const): Lowercase @GOTTPOFF.
2547         (output_addr_const_extra): Likewise.
2548         (output_pic_addr_const): Lowercase @GOTNTPOFF.
2549         (output_addr_const_extra): Likewise.
2550         (output_pic_addr_const): Lowercase @INDNTPOFF.
2551         (output_addr_const_extra): Likewise.
2552         (output_pic_addr_const): Lowercase @NTPOFF.
2553         (output_addr_const_extra): Likewise.
2554         (output_pic_addr_const): Lowercase @TPOFF.
2555         (output_addr_const_extra): Likewise.
2556         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2557         (*tls_global_dynamic_64): Likewise.
2558         (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2559         (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2560
2561         * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2562         (ASM_OUTPUT_TLS_COMMON): Use it.
2563         * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2564
2565         PR target/38118
2566         * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2567         * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2568         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2569         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2570         * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2571         (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2572
2573 2010-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2574
2575         * config/i386/i386.c (override_options): Don't accept
2576         -mtls-dialect=sun any longer.
2577         * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2578         * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2579         (*tls_local_dynamic_base_32_sun): Likewise.
2580         * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2581
2582 2010-03-24  Jakub Jelinek  <jakub@redhat.com>
2583
2584         PR debug/43508
2585         * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2586         VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2587
2588         PR debug/43479
2589         * ira.c (adjust_cleared_regs): New function.
2590         (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2591
2592         PR debug/19192
2593         PR debug/43479
2594         * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2595         from gimple_block.
2596         * expr.c (expand_expr_real): Restore previous
2597         curr_insn_source_location and curr_insn_block after
2598         expand_expr_real_1 call.
2599         (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2600         instead of expand_expr_real_1.
2601
2602 2010-03-23  Vladimir Makarov  <vmakarov@redhat.com>
2603
2604         PR rtl-optimization/43413
2605         * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2606         hard regs too.
2607
2608 2010-03-22  James E. Wilson  <wilson@codesourcery.com>
2609
2610         PR target/43348
2611         * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2612         call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2613
2614 2010-03-22  H.J. Lu  <hongjiu.lu@intel.com>
2615
2616         * config/i386/i386.c (ix86_target_string): Add -mfma.
2617         Fix a typo in comment.
2618
2619 2010-03-22  Mike Stump  <mikestump@comcast.net>
2620
2621         PR target/23071
2622         * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2623         Don't overly align based upon packed packed fields.
2624
2625 2010-03-22  Jason Merrill  <jason@redhat.com>
2626
2627         * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2628         Use () rather than [], and move before the element type.
2629
2630 2010-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2631
2632         * doc/configfiles.texi (Configuration Files): Removed
2633         fixinc/Makefile*, intl/Makefile.*.
2634         * doc/makefile.texi: Fixed markup. Abstract from version
2635         control system used.
2636         (Makefile): Removed obsolete gcc/java/parse.y example.
2637         * doc/sourcebuild.texi: Likewise.
2638         (Top Level): Added config, gnattools, libdecnumber, libgcc,
2639         libgomp, libssp.  Removed fastjar.
2640         (Miscellaneous Docs): Clarify location.
2641         Added COPYING3, COPYING3.LIB.
2642         (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2643
2644 2010-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2645
2646         PR target/38085
2647         * config/i386/i386.c (x86_function_profiler)
2648         [!NO_PROFILE_COUNTERS]: Fix typo.
2649         * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2650         instead of callq.
2651
2652 2010-03-22  Janis Johnson  <janis187@us.ibm.com>
2653             Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2654
2655         * doc/sourcebuild.texi (Test Directives): Split into six
2656         subsections, with most of the current text in new subsections
2657         Directives, Selectors, and Final Actions.
2658         (Directives): Split list of test directives into multiple
2659         subsubsections.
2660         (Selectors): Describe use and syntax of selectors.
2661         (Effective-Target Keywords): Describe all existing keywords.
2662         (Add Options): Describe features for dg-add-options.
2663         (Require Support): Describe variants of dg-require-support.
2664         (Final Actions): Describe commands to use in dg-final.
2665
2666 2010-03-22  Michael Matz  <matz@suse.de>
2667
2668         PR middle-end/43475
2669         * recog.c (validate_replace_rtx_group): Replace also in
2670         REG_EQUAL and REG_EQUIV notes.
2671
2672 2010-03-22  Richard Guenther  <rguenther@suse.de>
2673
2674         PR tree-optimization/43390
2675         * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2676         sure vector extracts are type correct.
2677
2678 2010-03-22  Richard Guenther  <rguenther@suse.de>
2679
2680         PR middle-end/40106
2681         * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2682         x * sqrt (x) even when optimizing for size if the target
2683         has native support for sqrt.
2684
2685 2010-03-22  Jakub Jelinek  <jakub@redhat.com>
2686
2687         * varasm.c (make_decl_rtl_for_debug): Also clear
2688         flag_mudflap for the duration of make_decl_rtl call.
2689
2690         PR debug/43443
2691         * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2692         locs from preserved VALUEs.
2693
2694 2010-03-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2695
2696         PR middle-end/42718
2697         * pa.md (movmemsi): Set align to one if zero.
2698         (movmemdi): Likewise.
2699
2700 2010-03-21  Richard Earnshaw  <rearnsha@arm.com>
2701
2702         PR target/42321
2703         * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2704         with their corresponding prologue pushes.
2705
2706 2010-03-20  Andrew Pinski  <pinskia@gmail.com>
2707
2708         PR target/43156
2709         * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2710         at the begining or end.
2711         (spu_expand_epilogue): Likewise.
2712
2713 2010-03-20  Richard Guenther  <rguenther@suse.de>
2714
2715         PR rtl-optimization/43438
2716         * combine.c (make_extraction): Properly zero-/sign-extend an
2717         extraction of the low part of a CONST_INT.  Also handle
2718         CONST_DOUBLE.
2719
2720 2010-03-19  Mike Stump  <mikestump@comcast.net>
2721
2722         * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2723         * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2724         (override_options): Use SUBTARGET32_DEFAULT_CPU.
2725
2726 2010-03-19  Andrew Pinski  <andrew_pinski@caviumnetworks.com>
2727
2728         PR c/43211
2729         * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2730         an error.
2731
2732 2010-03-19  Bernd Schmidt  <bernds@codesourcery.com>
2733
2734         PR rtl-optimization/42258
2735         * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2736         use that may match DEF.
2737
2738         PR target/40697
2739         * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2740         the cost of loading the constant rather than assuming
2741         COSTS_N_INSNS (1).
2742         * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2743         outer code is AND, do the same tests as the andsi3 expander and
2744         return COSTS_N_INSNS (1) if and is cheap.
2745
2746         * optabs.c (avoid_expensive_constant): Fix formatting.
2747
2748 2010-03-19  Michael Matz  <matz@suse.de>
2749
2750         PR c++/43116
2751         * attribs.c (decl_attributes): When rebuilding a function pointer
2752         type use the same qualifiers as the original pointer type.
2753
2754 2010-03-19  Martin Jambor  <mjambor@suse.cz>
2755
2756         * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2757         and is_gimple_ip_invariant_address.
2758
2759 2010-03-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
2760
2761         Revert
2762         2009-10-01  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
2763
2764         * config/arm/arm.c (arm_override_options): Turn off
2765         flag_dwarf2_cfi_asm for AAPCS variants.
2766
2767 2010-03-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
2768
2769         PR target/43399
2770         * config/arm/arm.c (emit_multi_reg_push): Update comments.
2771         Use PRE_MODIFY instead of PRE_DEC.
2772         (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2773         (vfp_emit_fstmd): Likewise.
2774
2775 2010-03-19  Michael Matz  <matz@suse.de>
2776
2777         PR target/43305
2778         * builtins.c (expand_builtin_interclass_mathfn,
2779         expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2780         if that fails.
2781
2782 2010-03-19  Richard Guenther  <rguenther@suse.de>
2783
2784         PR tree-optimization/43415
2785         * tree-ssa-pre.c (phi_translate): Split out worker to ...
2786         (phi_translate_1): ... this.
2787         (phi_translate): Move all caching here.  Cache all NARY
2788         and REFERENCE translations.
2789
2790 2010-03-19  David S. Miller  <davem@davemloft.net>
2791
2792         With help from Eric Botcazou.
2793         * config/sparc/sparc.c: Include dwarf2out.h.
2794         (emit_pic_helper): Delete.
2795         (pic_helper_symbol_name): Delete.
2796         (pic_helper_emitted_p): Delete.
2797         (pic_helper_needed): New.
2798         (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2799         (get_pc_thunk_name): New.
2800         (load_pic_register): Remove 'delay_pic_helper' arg.  Use
2801         get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2802         Set pic_helper_needed to true.  Don't call emit_pic_helper.
2803         (sparc_expand_prologue): Update load_pic_register call.
2804         (sparc_output_mi_thunk): Likewise.
2805         (sparc_file_end): Emit a hidden comdat symbol for the PIC
2806         thunk if possible.  Output CFI information as needed.
2807
2808 2010-03-18  Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2809             Jack Howarth <howarth@bromo.med.uc.edu>
2810
2811         PR target/36399
2812         * config/i386/i386.h: Fix ABI on darwin x86-32.
2813
2814 2010-03-18  Aldy Hernandez  <aldyh@redhat.com>
2815
2816         * tree.h: Declare make_decl_rtl_for_debug.
2817         * varasm.c (make_decl_rtl_for_debug): New.
2818         * dwarf2out.c (rtl_for_decl_location): Call it.
2819         * cfgexpand.c (expand_debug_expr): Call it.
2820
2821 2010-03-18  Jakub Jelinek  <jakub@redhat.com>
2822
2823         PR bootstrap/43399
2824         * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2825         mem_mode.
2826
2827         PR bootstrap/43403
2828         * var-tracking.c (vt_init_cfa_base): Do nothing if
2829         cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2830
2831 2010-03-18  Alexandre Oliva  <aoliva@redhat.com>
2832
2833         PR debug/42873
2834         * var-tracking.c (canonicalize_vars_star): New.
2835         (dataflow_post_merge_adjust): Use it.
2836
2837 2010-03-18  Jakub Jelinek  <jakub@redhat.com>
2838
2839         PR debug/43058
2840         * var-tracking.c (non_suitable_const): New function.
2841         (add_uses): For DEBUG_INSNs with constants, don't record any
2842         value, instead just the constant value itself.
2843         (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2844         is not VAR_LOC_UNKNOWN_P, set var to the constant.
2845         (emit_notes_in_bb): Likewise.
2846         (emit_note_insn_var_location): For onepart variables if
2847         cur_loc is a VOIDmode constant, use DECL_MODE.
2848
2849 2010-03-18  Martin Jambor  <mjambor@suse.cz>
2850
2851         PR middle-end/42450
2852         * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2853         * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2854         all non-clones.  Moved call redirection...
2855         (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2856         (cgraph_materialize_all_clones): Dispose of all
2857         combined_args_to_skip bitmaps.
2858         (verify_cgraph_node): Do not check for edges pointing to wrong
2859         nodes in inline clones.
2860         * tree-inline.c (copy_bb): Call
2861         cgraph_redirect_edge_call_stmt_to_callee.
2862         * ipa.c (cgraph_remove_unreachable_nodes): Call
2863         cgraph_node_remove_callees even when there are used clones.
2864
2865 2010-03-18  H.J. Lu  <hongjiu.lu@intel.com>
2866
2867         * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2868
2869 2010-03-18  H.J. Lu  <hongjiu.lu@intel.com>
2870
2871         PR target/43383
2872         * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2873         for 32bit.
2874
2875 2010-03-18  Michael Matz  <matz@suse.de>
2876
2877         PR middle-end/43419
2878         * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2879         into sqrt(x) if we need to preserve signed zeros.
2880
2881 2010-03-18  Steven Bosscher  <steven@gcc.gnu.org>
2882             Eric Botcazou  <ebotcazou@adacore.com>
2883
2884         PR rtl-optimization/43360
2885         * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2886         note if we don't know its invariant status.
2887
2888 2010-03-18  Michael Matz  <matz@suse.de>
2889
2890         PR tree-optimization/43402
2891         * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2892         PHI chains of ssa names registered for update.
2893
2894 2010-03-17  Peter Bergner  <bergner@vnet.ibm.com>
2895
2896         PR target/42427
2897         * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2898         non-offsettable and pre_modify update addressing.
2899         * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2900         and "2" alternatives "#".
2901         (*movdd_softfloat32): Make all alternatives "#";
2902         * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2903         (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2904         (*movdf_softfloat32): Make all alternatives "#";
2905         (movdi): Use the new DIFD mode iterator to create a common splitter
2906         for movdi, movdf and movdd patterns.
2907
2908 2010-03-18  Shujing Zhao  <pearly.zhao@oracle.com>
2909
2910         * common.opt (dumpdir): Remove redundant tab.
2911
2912 2010-03-17  Martin Jambor  <mjambor@suse.cz>
2913
2914         PR tree-optimization/43347
2915         * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2916         original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2917
2918 2010-03-17  Bernd Schmidt  <bernd.schmidt@analog.com>
2919
2920         PR rtl-optimization/42216
2921         * regrename.c (create_new_chain): New function, broken out from...
2922         (scan_rtx_reg): ... here.  Call it.  Handle the case where we are
2923         appending a use to an empty chain.
2924         (build_def_use): Remove previous changes that convert OP_INOUT to
2925         OP_OUT operands; instead detect the case where an OP_INOUT operand
2926         uses a previously untracked register and create an empty chain for it.
2927
2928 2010-03-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2929
2930         * doc/extend.texi (Function Attributes): Rewrite unfinished
2931         sentence in ms_abi documentation.
2932
2933 2010-03-17  Alan Modra  <amodra@gmail.com>
2934
2935         * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2936         * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2937         (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2938         * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2939
2940 2010-03-16  Richard Henderson  <rth@redhat.com>
2941
2942         PR middle-end/43365
2943         * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2944         (lower_try_finally): Save and restore eh_seq around the expansion
2945         of the try-finally.
2946
2947 2010-03-16  Aldy Hernandez  <aldyh@redhat.com>
2948
2949         * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2950         statements before splitting block.
2951
2952 2010-03-16  Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2953
2954         * doc/sourcebuild.texi (Testsuites): Fix markup.
2955         Use pathnames relative to gcc/testsuite.
2956         (Test Directives): Move description of how timeout is determined.
2957         (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2958         (C Tests): Correct gcc.misc-tests directory.
2959         Framework tests now live in gcc.test-framework.
2960
2961 2010-03-16  Richard Guenther  <rguenther@suse.de>
2962
2963         PR middle-end/43379
2964         * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2965         operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2966
2967 2010-03-16  Aldy Hernandez  <aldyh@redhat.com>
2968             Alexandre Oliva  <aoliva@redhat.com>
2969
2970         PR tree-optimization/42917
2971         * lambda-code.c (remove_iv): Skip debug statements.
2972         (lambda_loopnest_to_gcc_loopnest): Likewise.
2973         (not_interesting_stmt): Debug statements are not interesting.
2974
2975 2010-03-16  Jakub Jelinek  <jakub@redhat.com>
2976
2977         PR debug/43051
2978         PR debug/43092
2979         * cselib.c (cselib_preserve_constants,
2980         cfa_base_preserved_val): New static variables.
2981         (preserve_only_constants): New function.
2982         (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2983         clear its REG_VALUES.  If cselib_preserve_constants, don't
2984         empty the whole hash table, but preserve there VALUEs with constants,
2985         cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2986         (cselib_preserve_cfa_base_value): New function.
2987         (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2988         (cselib_init): Change argument to int bitfield.  Set
2989         cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2990         is in it.
2991         (cselib_finish): Clear cselib_preserve_constants and
2992         cfa_base_preserved_val.
2993         * cselib.h (enum cselib_record_what): New enum.
2994         (cselib_init): Change argument to int.
2995         (cselib_preserve_cfa_base_value): New prototype.
2996         * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2997         * dse.c (dse_step1): Likewise.
2998         * cfgcleanup.c (thread_jump): Likewise.
2999         * sched-deps.c (sched_analyze): Likewise.
3000         * gcse.c (local_cprop_pass): Likewise.
3001         * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3002         If FN is non-NULL, call the callback always and whenever it returns
3003         non-NULL just return that.  Only do rtx_equal_p if FN is NULL.
3004         * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3005         * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3006         compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3007         * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3008         * var-tracking.c: Include recog.h.
3009         (bb_stack_adjust_offset): Remove.
3010         (vt_stack_adjustments): Don't call it, instead just gather the
3011         adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3012         (adjust_stack_reference): Remove.
3013         (compute_cfa_pointer): New function.
3014         (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3015         (struct adjust_mem_data): New type.
3016         (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3017         functions.
3018         (get_address_mode): New function.
3019         (replace_expr_with_values): Use it.
3020         (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3021         Use get_address_mode.  For cfa_base_rtx return MO_CLOBBER.
3022         (adjust_sets): Remove.
3023         (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3024         Use get_address_mode.
3025         (get_adjusted_src): Remove.
3026         (add_stores): Don't call it.  Never reuse expr SET.  Don't add extra
3027         MO_VAL_USE for cfa_base_rtx plus constant.  Use get_address_mode.
3028         (add_with_sets): Don't call adjust_sets.
3029         (fp_setter, vt_init_cfa_base): New functions.
3030         (vt_initialize): Change return type to bool.  Move most of pool etc.
3031         initialization to the beginning of the function from end.  Pass
3032         CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3033         If !frame_pointer_needed, call vt_stack_adjustment before mos
3034         vector is filled, call vt_init_cfa_base if argp/framep has been
3035         eliminated to sp.  If frame_pointer_needed and argp/framep has
3036         been eliminated to hard frame pointer, set
3037         hard_frame_pointer_adjustment and call vt_init_cfa_base after
3038         encountering fp setter in the prologue.  For MO_ADJUST, call
3039         log_op_type before pusing the op into mos vector, not afterwards.
3040         Call adjust_insn before cselib_process_insn/add_with_sets,
3041         call cancel_changes (0) afterwards.
3042         (variable_tracking_main_1): Adjust for vt_initialize calling
3043         vt_stack_adjustments and returning whether it succeeded or not.
3044
3045 2010-03-15  Aldy Hernandez  <aldyh@redhat.com>
3046
3047         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3048         debug statements.
3049
3050 2010-03-15  Jakub Jelinek  <jakub@redhat.com>
3051
3052         * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3053         has been set.
3054         (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3055         drap_reg has not been set.
3056
3057 2010-03-15  Michael Matz  <matz@suse.de>
3058
3059         PR middle-end/43300
3060         * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3061         use it to expand block copies.
3062         (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3063         insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3064         (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3065
3066 2010-03-15  Richard Guenther  <rguenther@suse.de>
3067
3068         PR tree-optimization/43367
3069         * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3070         elimination check.
3071
3072 2010-03-15  Richard Guenther  <rguenther@suse.de>
3073
3074         PR tree-optimization/43317
3075         * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3076
3077 2010-03-15  Martin Jambor  <mjambor@suse.cz>
3078
3079         PR tree-optimization/43141
3080         * tree-sra.c (create_abstract_origin): New function.
3081         (modify_function): Call create_abstract_origin.
3082
3083 2010-03-15  Chris Demetriou  <cgd@google.com>
3084
3085         * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3086         wasn't copied.
3087
3088 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3089
3090         PR middle-end/43354
3091         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3092         call insert_out_of_ssa_copy for default definitions.
3093
3094 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3095
3096         * graphite-clast-to-gimple.c (my_long_long): Defined.
3097         (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3098         * graphite-sese-to-poly.c (my_long_long): Defined.
3099         (scop_ivs_can_be_represented): Use it.
3100
3101 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3102
3103         * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3104         graphite-max-bbs-per-function, and loop-block-tile-size.
3105         * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3106         with "maximum".
3107         (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3108
3109 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3110
3111         * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3112         forward declaration.
3113         * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3114         (add_upper_bounds_from_estimated_nit): New.
3115         (build_loop_iteration_domains): Use it.
3116
3117 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3118
3119         * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3120
3121 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3122
3123         PR middle-end/43306
3124         * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3125         should be an INTEGER_CST.  Also handle CASE_CONVERT.
3126
3127 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3128
3129         * graphite.c (graphite_initialize): To bound the number of bbs per
3130         function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3131         * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3132         * doc/invoke.texi: Document it.
3133
3134 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3135
3136         * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3137         * graphite-sese-to-poly.h (build_poly_scop): Same.
3138
3139 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3140
3141         * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3142         the number of parameters in the scop.  Use as an upper bound
3143         PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3144         * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3145         * doc/invoke.texi: Document it.
3146
3147 2010-03-13  Jerry Quinn  <jlquinn@optonline.net>
3148
3149         * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3150         * doc/c-tree.texi: Remove.
3151         * doc/generic.texi: Merge c-tree.texi here.
3152         * doc/gccint.texi (Trees): Remove menu entry.
3153         (c-tree.texi): Remove @include.
3154         * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3155         * doc/languages.texi (Reading RTL): Ditto.
3156
3157 2010-03-12  Steve Ellcey  <sje@cup.hp.com>
3158
3159         PR target/42869
3160         * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3161
3162 2010-03-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
3163
3164         PR middle-end/42431
3165         * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3166         code added to work around reload clobbering CONST insns.
3167
3168 2010-03-12  Jakub Jelinek  <jakub@redhat.com>
3169
3170         * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3171         (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3172         (cselib_preserve_only_values): Remove retain argument, don't
3173         traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3174         * cselib.h (cselib_preserve_only_values): Remove retain argument.
3175         * var-tracking.c (micro_operation): Move insn field before union.
3176         Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3177         (struct variable_tracking_info_def): Remove n_mos field, change
3178         mos into a vector of micro_operations.
3179         (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3180         (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3181         compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3182         changing into a vector.
3183         (add_with_sets): Likewise.  Ensure MO_VAL_USE uops from add_stores
3184         come before all other uops generated by add_stores.
3185         (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3186         argument removal.
3187         (vt_initialize): Likewise.  Adjust for VTI (bb)->mos changing into
3188         a vector.  Run just one pass over the bbs instead of separate counting
3189         and computation phase.
3190         (vt_finalize): Free VTI (bb)->mos vector instead of array.
3191
3192         PR debug/43329
3193         * tree-inline.c (remap_decls): Put old_var rather than origin_var
3194         into *nonlocalized_list vector.
3195         * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3196         even if origin is non-NULL.
3197         (gen_variable_die): Likewise.
3198         (process_scope_var): Don't change origin.
3199         (gen_decl_die): Likewise.
3200         * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3201         before adding new edges instead of after it, fix moving over
3202         debug stmts.
3203
3204 2010-03-11  David S. Miller  <davem@davemloft.net>
3205
3206         * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3207         of four.
3208         * configure: Rebuild.
3209
3210 2010-03-11  Martin Jambor  <mjambor@suse.cz>
3211
3212         PR tree-optimization/43257
3213         * tree.c (assign_assembler_name_if_neeeded): New function.
3214         (free_lang_data_in_cgraph): Assembler name assignment moved to the
3215         above new function.
3216         * tree.h (assign_assembler_name_if_neeeded): Declare.
3217         * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3218         the function if needed.
3219
3220 2010-03-11  Chris Demetriou  <cgd@google.com>
3221
3222         * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3223         include/stdint-gcc.h, and include/stdint.h world-readable.
3224
3225 2010-03-11  Richard Guenther  <rguenther@suse.de>
3226
3227         PR tree-optimization/43255
3228         * tree-vrp.c (process_assert_insertions_for): Do not insert
3229         asserts for trivial conditions.
3230
3231 2010-03-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3232
3233         PR tree-optimization/43280
3234         * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3235         generation.  Move calculation of size out of the if branch.
3236         (find_bswap): Modify compare number generation.
3237
3238 2010-03-11  Richard Guenther  <rguenther@suse.de>
3239
3240         PR lto/43200
3241         * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3242         (input_gimple_stmt): Fixup handled component types during
3243         operand read.  Also fix up decls in ADDR_EXPRs.
3244
3245 2010-03-10  Eric Botcazou  <ebotcazou@adacore.com>
3246
3247         * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3248         * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3249
3250 2010-03-10  Jan Hubicka  <jh@suse.cz>
3251
3252         PR c/43288
3253         * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3254         * varasm.c (get_variable_section): Don't do that here...
3255         (make_decl_rtl): ... and here.
3256         (do_assemble_alias): Produce decl RTL.
3257         (assemble_alias): Likewise.
3258
3259 2010-03-10  Jakub Jelinek  <jakub@redhat.com>
3260
3261         PR debug/43290
3262         * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3263         * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3264         of fde->vdrap_reg.
3265         (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3266         (based_loc_descr): Only express drap or vdrap regno based expressions
3267         using DW_OP_fbreg when not optimizing.
3268         * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3269         make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3270         REG_CFA_SET_VDRAP note.
3271
3272 2010-03-10  Alexander Monakov  <amonakov@ispras.ru>
3273
3274         PR tree-optimization/43236
3275         * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3276         error in calculation of base address in reverse iteration case.
3277         (generate_builtin): Take number of latch executions if the statement
3278         is in the latch.
3279
3280 2010-03-10  Andrey Belevantsev  <abel@ispras.ru>
3281
3282         PR middle-end/42859
3283         * tree-eh.c: Include pointer-set.h.
3284         (lower_eh_dispatch): Filter out duplicate case labels and
3285         remove the unneeded edge when the label is unused.  Return
3286         true when some edges are removed.
3287         (execute_lower_eh_dispatch): When any lowering resulted in
3288         removing an edge, also delete unreachable blocks.
3289
3290 2010-03-10  Jakub Jelinek  <jakub@redhat.com>
3291
3292         PR bootstrap/43287
3293         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3294         UNSPEC_MACHOPIC_OFFSET.
3295
3296 2010-03-09  Andreas Schwab  <schwab@linux-m68k.org>
3297
3298         PR target/43294
3299         * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3300         (m68k_delegitimize_address): New function.
3301
3302 2010-03-09  Jakub Jelinek  <jakub@redhat.com>
3303
3304         PR debug/43299
3305         * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3306
3307         PR debug/43299
3308         * var-tracking.c (adjust_sets): New function.
3309         (count_with_sets, add_with_sets): Use it.
3310         (get_adjusted_src): New inline function.
3311         (add_stores): Use it.
3312
3313         PR debug/43304
3314         * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3315         call cselib_dummy_expand_value_rtx_cb instead of
3316         cselib_expand_value_rtx_cb.
3317
3318         PR debug/43293
3319         * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3320         * config/i386/i386.c: Include debug.h and dwarf2out.h.
3321         (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3322         and .cfi_endproc around the pic thunks.
3323         (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3324         all queued unwind info register saves are saved before the call.
3325         For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3326         considered as sp-=4 for unwind info and the pop as sp+=4 which
3327         also clobbers dest, but doesn't actually restore it.
3328
3329         PR debug/43290
3330         * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3331         RTX_FRAME_RELATED_P.
3332
3333 2010-03-09  Jie Zhang  <jie@codesourcery.com>
3334
3335         * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3336         whitespaces in output template.
3337
3338 2010-03-09  Jie Zhang  <jie@codesourcery.com>
3339
3340         * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3341         out array boundary.
3342
3343 2010-03-08  Jakub Jelinek  <jakub@redhat.com>
3344
3345         * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3346         builtins.exp in a separate job.
3347
3348 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3349
3350         * graphite-sese-to-poly.c (add_param_constraints): Use
3351         lower_bound_in_type and upper_bound_in_type.
3352
3353 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3354
3355         * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3356         instead of unsigned_type_node.
3357
3358 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3359             Reza Yazdani  <reza.yazdani@amd.com>
3360
3361         PR middle-end/43065
3362         * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3363         on pointer type parameters.
3364
3365 2010-03-08  Tobias Grosser  <grosser@fim.uni-passau.de>
3366
3367         PR middle-end/42644
3368         PR middle-end/42130
3369         * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3370         handle conversions from pointer to integers.
3371         (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3372         induction variable, to be able to work with code generated by CLooG.
3373         * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3374         (build_poly_scop): Bail out if we cannot codegen a loop.
3375
3376 2010-03-08  Tobias Grosser  <grosser@fim.uni-passau.de>
3377
3378         * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3379         code generation with gloog_error.
3380
3381 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3382
3383         * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3384         Call fold_convert on all the returned values.
3385         (expand_scalar_variables_expr): Pass to
3386         expand_scalar_variables_ssa_name the type of the resulting expression.
3387
3388 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3389
3390         * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3391         ppl_min_for_le_pointset.
3392         Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3393         * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3394
3395 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3396
3397         * graphite-dependences.c (map_into_dep_poly): Removed.
3398         (dependence_polyhedron_1): Use combine_context_id_scat.
3399
3400 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3401
3402         * graphite-poly.h (struct poly_scattering): Add layout documentation.
3403         (struct poly_bb): Same.
3404         (combine_context_id_scat): New.
3405
3406 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3407
3408         PR middle-end/42326
3409         * sese.c (name_defined_in_loop_p): Return false for default
3410         definitions.
3411
3412 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3413
3414         * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3415         and clean up the logic.
3416
3417 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
3418
3419         * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3420         early return.
3421
3422 2010-03-08  Jakub Jelinek  <jakub@redhat.com>
3423
3424         * var-tracking.c (remove_cselib_value_chains): Define only for
3425         ENABLE_CHECKING.
3426         (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3427         delete_slot_part, emit_notes_for_differences_1): Don't call
3428         remove_cselib_value_chains here.
3429         (set_slot_part, emit_notes_for_differences_2): Don't call
3430         add_cselib_value_chains here.
3431         (preserved_values): New vector.
3432         (preserve_value): New function.
3433         (add_uses, add_stores, vt_add_function_parameters): Use it
3434         instead of cselib_preserve_value.
3435         (changed_values_stack): New vector.
3436         (check_changed_vars_0): New function.
3437         (check_changed_vars_1, check_changed_vars_2): Use it.
3438         (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3439         changed_values_stack VALUEs.
3440         (vt_emit_notes): For all preserved_values call
3441         add_cselib_value_chains.  If ENABLE_CHECKING call
3442         remove_cselib_value_chains before verifying value_chains is empty.
3443         Initialize and free changed_values_stack.
3444         (vt_initialize): Initialize preserved_values.
3445         (vt_finalize): Free preserved_values.
3446
3447 2010-03-08  Richard Guenther  <rguenther@suse.de>
3448
3449         PR tree-optimization/43269
3450         * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3451         region detection.
3452
3453 2010-03-08  Martin Jambor  <mjambor@suse.cz>
3454