1 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
4 * valtrack.h, valtrack.c: New.
5 * Makefile.in (VALTRACK_H): New.
6 (OBJS): Add valtrack.o.
8 (cselib.o, dce.o, df-problems.o, combine.o): Add VALTRACK_H.
9 * combine.c: Include valtrack.h.
10 (make_compound_operation): Publish.
11 (cleanup_auto_inc_dec): Move to valtrack.c.
12 (struct rtx_subst_pair, propagate_for_debug_subst): Likewise.
13 (propagate_for_debug): Likewise. Add this_basic_block parameter.
15 * cselib.c: Include valtrack.h.
17 * df-problems.c: Likewise.
18 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.c.
19 (dead_debug_finish, dead_debug_add): Likewise.
20 (dead_debug_insert_temp): Likewise.
21 * df.h (struct dead_debug_use): Move to valtrack.h.
22 (struct dead_debug, enum debug_temp_where): Likewise.
23 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.h.
24 (dead_debug_finish, dead_debug_add): Likewise.
25 (dead_debug_insert_temp): Likewise.
26 * rtl.h (make_compound_operation): Declare.
28 2012-08-01 Catherine Moore <clm@codesourcery.com>
29 Sandra Loosemore <sandra@codesourcery.com>
32 * config/mips/mips-cpus.def (34kn): New.
33 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Add 34kn.
34 (BASE_DRIVER_SELF_SPECS): Do not imply -mdsp for the 34kn.
35 * config/mips/mips-tables.opt: Regenerate.
36 * doc/invoke.texi (MIPS Options): Document -march=34kn.
38 2012-08-01 Richard Henderson <rth@redhat.com>
41 * function.h (struct rtl_data): Add max_dynamic_stack_alignment.
42 * cfgexpand.c (gimple_expand_cfg): Initialise it.
43 * explow.c (allocate_dynamic_stack_space): Set it. Simplify
44 alignment requirements given the known alignment of dynamic_offset.
45 * function.c (instantiate_virtual_regs): Align dtnamic_offset.
47 2012-08-01 Richard Henderson <rth@redhat.com>
49 * expmed.h (NUM_MODE_PARTIAL_INT): New.
50 (NUM_MODE_VECTOR_INT, NUM_MODE_IP_INT, NUM_MODE_IPV_INT): New.
51 (struct expmed_op_cheap): Size one array on NUM_MODE_IPV_INT.
52 (struct expmed_op_costs): Likewise.
53 (struct target_expmed): Size x_convert_cost on NUM_MODE_IP_INT.
54 (expmed_mode_index): New.
55 (expmed_op_cheap_ptr, expmed_op_cost_ptr): Use expmed_mode_index.
56 (convert_cost_ptr): Likewise.
57 * expmed.c (struct init_expmed_rtl): Rename convert to trunc.
58 (init_expmed_one_conv): Split out from ...
59 (init_expmed_one_mode): ... here. Iterate conversions over
60 partial integer modes too.
61 (init_expmed): Iterate over partial integer modes too.
63 2012-08-01 Richard Henderson <rth@redhat.com>
65 * config/m32c/m32c.c (TARGET_INIT_LIBFUNCS): Remove.
66 (m32c_init_libfuncs): Remove.
67 * config/m32c/cond.md (cstore<QHPSI>4_16): Rename from cstore<QHPSI>4.
68 (cstore<QHPSI>4): New expander.
70 2012-08-01 Richard Guenther <rguenther@suse.de>
72 * tree-flow-inline.h (referenced_var): Remove.
73 * tree-ssa-coalesce.c (create_outofssa_var_map): Remove duplicate
75 * tree-sra.c (candidates): New global hashtable.
76 (candidate): New function.
77 (sra_initialize): Initialize candidates.
78 (sra_deinitialize): Free candidates.
79 (disqualify_candidate): Remove candidate from candidates.
80 (maybe_add_sra_candidate): New function.
81 (find_var_candidates): Walk over all local decls and parameters,
82 add candidates to candidates hashtable.
83 (find_param_candidates): Add candidates to candidates hashtable.
84 (analyze_all_variable_accesses): Use candidate instead of
87 2012-08-01 Tom de Vries <tom@codesourcery.com>
89 * tree-vrp.c (find_case_label_ranges): New function.
90 (vrp_visit_switch_stmt, simplify_switch_using_ranges): Use
91 find_case_label_ranges instead of find_case_label_range. Handle second
94 2012-08-01 Michael Matz <matz@suse.de>
96 * tree-complex.c (init_parameter_lattice_values): Don't call var_ann.
97 * tree-dfa.c (struct dfa_stats_d): Remove num_var_anns member.
98 (dump_dfa_stats): Don't dump stats about var anns.
99 (collect_dfa_stats): Don't collect them.
100 (add_referenced_var_1): Don't set var annotation pointers.
101 (remove_referenced_var): Ditto, and only remove it it's in the
104 * tree-flow-inline.h (var_ann): Remove.
105 * tree-flow.h (struct var_ann_d, var_ann_t): Remove.
107 * tree-inline.c (remapped_type): Remove.
108 (can_be_nonlocal): Most variable will be considered live here,
109 return false earlier.
110 (remap_decls): Don't call var_ann, all variables will be considered
112 (copy_debug_stmt): Ditto, and use is_global_var.
114 * tree-into-ssa.c (rewrite_debug_stmt_uses): Use get_current_def to
115 determine if a variable was referred to, not var_ann.
116 * tree-ssa-live.c (remove_unused_scope_block_p): Don't check var_ann.
117 (remove_unused_locals): Ditto.
118 * tree-ssa.c (delete_tree_ssa): Don't free/clear var ann pointers.
119 * tree-tailcall.c (arg_needs_copy_p): Don't check var_ann.
120 * tree.c (copy_node_stat): Don't clear var ann pointer.
121 * tree.h (tree_result_decl, tree_parm_decl, tree_var_decl): Remove
123 (DECL_VAR_ANN_PTR): Remove.
125 2012-08-01 Michael Matz <matz@suse.de>
127 * tree-flow.h (struct var_ann_d): Rename used member.
128 (set_is_used): Don't declare.
129 * tree-flow-inline.h (clear_is_used): Remove.
130 (set_is_used, is_used_p): Move to ...
131 * tree-ssa-live.c (set_is_used, is_used_p): ... here, and use
133 (usedvars): New bitmap.
134 (dump_scope_block): Don't dump unusedness.
135 (remove_unused_locals): Allocate and free usedvars.
136 * tree-nrv.c (tree_nrv): Don't clear used flags here.
138 2012-08-01 Michael Matz <matz@suse.de>
140 * tree-flow.h (struct var_ann_d): Remove base_var_processed and
142 * tree-ssa-live.h (struct _var_map): Remove basevars member.
143 (VAR_ANN_BASE_INDEX): Remove.
144 * tree-ssa-live.c (var_map_base_init): Use a hash table instead
145 of var annotation to compress index space. Don't deal with above
147 (var_map_base_fini): Don't free basevars.
148 (init_var_map): Don't clear basevars.
150 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
152 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Change
153 base_name to base_expr.
154 (struct cand_chain_d): Likewise.
155 (base_cand_hash): Likewise.
156 (base_cand_eq): Likewise.
157 (record_potential_basis): Likewise.
158 (alloc_cand_and_find_basis): Likewise.
159 (create_mul_ssa_cand): Likewise.
160 (create_mul_imm_cand): Likewise.
161 (create_add_ssa_cand): Likewise.
162 (create_add_imm_cand): Likewise.
163 (slsr_process_cast): Likewise.
164 (slsr_process_copy): Likewise.
165 (dump_candidate): Likewise.
166 (base_cand_dump_callback): Likewise.
167 (unconditional_cands_with_known_stride_p): Likewise.
168 (cand_increment): Likewise.
170 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
172 PR tree-optimization/46556
173 * gimple-ssa-strength-reduction.c (enum cand_kind): Add CAND_REF.
174 (base_cand_map): Change to hash table.
175 (base_cand_hash): New function.
176 (base_cand_free): Likewise.
177 (base_cand_eq): Likewise.
178 (lookup_cand): Change base_cand_map to hash table.
179 (find_basis_for_candidate): Likewise.
180 (base_cand_from_table): Exclude CAND_REF.
181 (restructure_reference): New function.
182 (slsr_process_ref): Likewise.
183 (find_candidates_in_block): Call slsr_process_ref.
184 (dump_candidate): Handle CAND_REF.
185 (base_cand_dump_callback): New function.
186 (dump_cand_chains): Change base_cand_map to hash table.
187 (replace_ref): New function.
188 (replace_refs): Likewise.
189 (analyze_candidates_and_replace): Call replace_refs.
190 (execute_strength_reduction): Change base_cand_map to hash table.
192 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
194 * config/i386/i386.c (ix86_address_subreg_operand): Reject
196 (ix86_print_operand_address): Assert that parts.base and parts.index
197 are non-NULL after call to simplify_subreg.
199 2012-08-01 Richard Guenther <rguenther@suse.de>
201 * doc/tree-ssa.texi: Remove pieces mentioning mark_sym_for_renaming.
203 2012-08-01 Richard Guenther <rguenther@suse.de>
205 * graphite-clast-to-gimple.c (translate_clast_user): Rename
207 * sese.c (graphite_copy_stmts_from_block): Do not rename virtual
209 * tree-call-cdce.c (tree_call_cdce): Use
210 mark_virtual_operands_for_renaming.
211 * tree-eh.c (sink_clobbers): Simplify.
212 * tree-flow.h (mark_sym_for_renaming): Remove.
213 (mark_virtual_operands_for_renaming): New function.
214 * tree-if-conv.c (tree_if_conversion): Use
215 mark_virtual_operands_for_renaming.
216 * tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
217 * tree-into-ssa.c (mark_sym_for_renaming): Remove.
218 (mark_virtual_operands_for_renaming): New function.
219 * tree-loop-distribution.c (tree_loop_distribution): Use
220 mark_virtual_operands_for_renaming.
221 * tree-ssa-dce.c (mark_virtual_operand_for_renaming): Do not
222 update stmts, use mark_virtual_operands_for_renaming.
223 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
224 (replace_block_by): Adjust.
225 (tail_merge_optimize): Use mark_virtual_operands_for_renaming.
226 * tree-tailcall.c (tree_optimize_tail_calls_1): Use
227 mark_virtual_operands_for_renaming.
228 * tree-vect-slp.c (vect_slp_transform_bb): Likewise.
229 * tree-vectorizer.c (vectorize_loops): Likewise.
231 2012-08-01 Richard Guenther <rguenther@suse.de>
233 * tree-flow.h (struct gimple_df): Remove syms_to_rename member,
234 add ssa_renaming_needed and rename_vops flags.
235 (SYMS_TO_RENAME): Remove.
236 (symbol_marked_for_renaming): Likewise.
237 (mark_virtual_ops_for_renaming): Likewise.
238 * tree-into-ssa.c (symbols_to_rename_set, symbols_to_rename):
240 (mark_for_renaming, marked_for_renaming): New functions.
241 (symbol_marked_for_renaming): Remove.
242 (dump_currdefs): Adjust.
243 (maybe_replace_use): Likewise.
244 (maybe_replace_use_in_debug_stmt): Likewise.
245 (maybe_register_def): Likewise.
246 (rewrite_update_phi_arguments): Likewise.
247 (rewrite_update_enter_block): Likewise.
248 (fini_ssa_renamer): Clear update SSA status here ...
249 (delete_update_ssa): ... not here. Free rename set.
250 (prepare_block_for_update): Compute which decls need renaming.
251 (dump_update_ssa): Adjust.
252 (mark_sym_for_renaming): Adjust update SSA status for virtuals.
253 (need_ssa_update_p): Adjust.
254 (insert_updated_phi_nodes_for): Likewise.
255 (update_ssa): Likewise.
256 * tree-ssa-operands.c (finalize_ssa_defs): Adjust update SSA status
257 for virtual and real operands.
258 (finalize_ssa_uses): Likewise.
259 * tree-ssanames.c (init_ssanames): Adjust.
260 * tree-ssa.c (maybe_rewrite_mem_ref_base, maybe_optimize_var,
261 execute_update_addresses_taken): Add bitmap to keep track of which
262 candidates are suitable for rewriting and later renaming by SSA update.
263 * matrix-reorg.c (transform_access_sites): Do not rename all defs.
264 * tree-dfa.c (make_rename_temp): Do not mark real operands for
266 * cgraphunit.c (assemble_thunk): Likewise.
267 * gimplify.c (gimple_regimplify_operands): Likewise.
268 (force_gimple_operand_1): Likewise.
269 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
270 * tree-inline.c (declare_return_variable): Likewise.
271 * tree-parloops.c (separate_decls_in_region_stmt): Do not call
272 mark_virtual_ops_for_renaming.
273 (create_stores_for_reduction): Likewise.
274 (create_loads_and_stores_for_name): Likewise.
275 * tree-predcom.c (mark_virtual_ops_for_renaming): Remove.
276 (initialize_root_vars_lm): Do not call mark_virtual_ops_for_renaming.
277 (execute_load_motion): Likewise.
278 (remove_stmt): Likewise.
279 (execute_pred_commoning_chain): Likewise.
280 * tree-sra.c (create_access_replacement): Do not rename real operands.
281 (get_unrenamed_access_replacement): Unify with ...
282 (get_access_replacement): ... this.
283 (get_repl_default_def_ssa_name): Adjust.
284 * tree-ssa-loop-im.c (move_computations_stmt): Manually update
286 (rewrite_mem_ref_loc): Do not call mark_virtual_ops_for_renaming.
287 * tree-ssa-loop-prefetch.c (emit_mfence_after_loop): Likewise.
289 2012-07-31 DJ Delorie <dj@redhat.com>
291 * config/s390/s390.c (s390_option_override): Disable DWARF 3/4
292 extensions for TPF, unless specifically selected.
294 2012-08-01 Alan Modra <amodra@gmail.com>
297 * config/rs6000/rs6000.c (mem_operand_gpr): Don't limit range
298 of lo_sum offsets. Comment. Assert mode at least word size
299 rather than bypassing powerpc64 word offset check.
301 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
303 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
304 costs for vec_perm and vec_promote_demote down to more natural values.
305 (struct _rs6000_cost_data): New data structure.
306 (rs6000_density_test): New function.
307 (rs6000_init_cost): Change to use rs6000_cost_data.
308 (rs6000_add_stmt_cost): Likewise.
309 (rs6000_finish_cost): Perform density test when vectorizing a loop.
311 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
313 * sched-vis.c (print_exp): Handle FMA explicitly. Simplify handling
314 of RTX_UNARY function-like operations. Print unknown expression
315 RTX classes as pseudo-functions.
316 (print_pattern): Simplify return pattern printing.
317 (dump_insn_slim): Print the value of notes as a pattern for proper
318 printing of CFA notes.
320 2012-07-31 Dehao Chen <dehao@google.com>
322 * predict.c (tree_estimate_probability_driver): Normalize the
323 loop when initializing the loop optimizer.
325 2012-07-31 Richard Guenther <rguenther@suse.de>
327 * tree-flow.h (struct var_ann_d): Remove need_phi_state
328 and current_def members.
329 * tree-into-ssa.c (struct def_blocks_d): Remove var member.
330 (def_blocks): Remove.
331 (struct var_info_d): New.
332 (var_infos): New hashtable.
333 (struct ssa_name_info): Add def_blocks member.
334 (get_ssa_name_ann): Adjust.
335 (get_var_info): New function.
336 (get_phi_state, set_phi_state, get_current_def,
337 set_current_def, get_def_blocks_for, find_def_blocks_for): Adjust.
338 (insert_phi_nodes_compare_def_blocks): Rename to ...
339 (insert_phi_nodes_compare_var_infos): ... this and adjust.
340 (insert_phi_nodes): Adjust.
341 (dump_tree_ssa, dump_tree_ssa_stats): Adjust.
342 (def_blocks_hash, def_blocks_eq, def_blocks_free): Remove.
343 (debug_def_blocks_r): Rename to ...
344 (debug_var_infos_r): ... this and adjust.
345 (var_info_hash): New function.
346 (var_info_eq): Likewise.
347 (rewrite_blocks): Adjust.
348 (init_ssa_renamer): Likewise.
349 (fini_ssa_renamer): Likewise.
350 (delete_update_ssa): Likewise.
351 (update_ssa): Likewise.
352 * tree-ssanames.c (release_dead_ssa_names): Do not clear current defs.
354 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
356 PR tree-optimization/53773
357 * tree-vectorizer.h (struct _loop_vec_info): Add operands_swapped.
358 (LOOP_VINFO_OPERANDS_SWAPPED): New macro.
359 * tree-vect-loop.c (new_loop_vec_info): Initialize
360 LOOP_VINFO_OPERANDS_SWAPPED field.
361 (destroy_loop_vec_info): Restore canonical form.
362 (vect_is_slp_reduction): Set LOOP_VINFO_OPERANDS_SWAPPED field.
363 (vect_is_simple_reduction_1): Likewise.
365 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
367 * sched-vis.c (dump_insn_slim): Print print_rtx_head at the
368 start of each new line.
369 * final.c (final_scan_insn): If the final dump is requested as
370 slim RTL, dump slim RTL to the assembly file also.
372 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
376 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
379 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
381 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
382 only if producer writes to the register given by regno.
384 2012-07-31 Nick Clifton <nickc@redhat.com>
386 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Add
387 support for reporting stack usage.
389 * config/frv/frv.c (QUAD): Fix typo.
390 (frv_expand_prologue): Report stack usage.
392 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
395 * gengtype.c (struct walk_type_data): Add have_this_obj field.
396 (walk_type): For functions that take a this_obj argument and
397 that process fields with a GTY((length)) argument, write the
398 test that write_types_local_process_field will write also at the
399 head of the loop, effectively unswitching the loop.
400 (write_func_for_structure, write_local_func_for_structure): Clear
401 have_this_obj before calling walk_type.
402 (write_local_func_for_structure): Set have_this_obj before walk_type.
403 (write_array): Set have_this_obj for output of local pointer walking
404 functions but not for marker functions.
405 (write_types_local_process_field): Assert have_this_obj is set.
407 * rtl.h (simplify_using_condition): Adjust prototype using bitmap
410 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
413 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
414 * targhooks.c (default_mode_dependent_address_p): Delete code
415 for GO_IF_MODE_DEPENDENT_ADDRESS.
416 * system.h (GO_IF_MODE_DEPENDENT_ADDRESS): Poison.
417 * doc/tm.texi.in (GO_IF_MODE_DEPENDENT_ADDRESS): Delete documention.
418 * doc/tm.texi: Regenerate.
419 * config/alpha.h (GO_IF_MODE_DEPENDENT_ADDRESS): Move code to...
420 * config/alpha.c (alpha_mode_dependent_address_p): ...here. New
422 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
423 * config/cr16/cr16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
424 * config/mep/mep.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
425 * config/vax/vax-protos.h (vax_mode_dependent_address_p): Delete.
426 * config/vax/vax.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
427 * config/vax/vax.c (vax_mode_dependent_address_p): Make static.
429 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
431 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
433 * expmed.h (NUM_MODE_VECTOR_INT): Define.
434 (struct expmed_op_cheap, struct expmed_op_costs): New structures.
435 (struct target_expmed): Convert x_mul_highpart_cost and
436 x_mul_widen_cost fields to be indexed by integer modes.
437 Convert x_sdiv_pow2_cheap and x_smod_pow2_cheap fields to be
438 of type struct expmed_op_cheap. Convert other cost fields to be
439 of type struct_expmed_op_costs.
440 (mul_widen_cost_ptr, mul_highpart_cost_ptr): Adjust for new
441 indexing of respective fields.
442 (expmed_op_cheap_ptr): New function.
443 (sdiv_pow2_cheap_ptr, smod_pow2_cheap_ptr): Call it.
444 (expmed_op_cost_ptr): New function.
445 (add_cost_ptr, neg_cost_ptr, shift_cost_ptr, shiftadd_cost_ptr,
446 shiftsub0_cost_ptr, shiftsub1_cost_ptr, mul_cost_ptr,
447 sdiv_cost_ptr, udiv_cost_ptr): Call it.
449 2012-07-30 Sandra Loosemore <sandra@codesourcery.com>
450 Julian Brown <julian@codesourcery.com>
452 * doc/invoke.texi (MIPS Options): Document -mno-float.
453 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Make it know
456 2012-07-30 Joseph Myers <joseph@codesourcery.com>
458 * doc/sourcebuild.texi (Subdirectories): Document common subdirectory.
460 2012-07-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
463 * expmed.c (expand_mult): Skip synth_mult for constant double op1 except
464 for special cases. Don't initialize coeff and is_neg.
466 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
467 Richard Earnshaw <rearnsha@arm.com>
469 * target.def (vector_alignment): New target hook.
470 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
471 * doc/tm.texi: Regenerate.
472 * targhooks.c (default_vector_alignment): New function.
473 * targhooks.h (default_vector_alignment): Add prototype.
474 * stor-layout.c (layout_type): Use targetm.vector_alignment.
475 * config/arm/arm.c (arm_vector_alignment): New function.
476 (TARGET_VECTOR_ALIGNMENT): Define.
478 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
479 vector type alignment instead of size.
480 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
481 element type size directly instead of computing it from alignment.
482 Fix variable naming and comment.
484 2012-07-30 Kirill Yukhin <kirill.yukhin@intel.com>
485 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
487 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDSEED_SET): New.
488 (OPTION_MASK_ISA_RDSEED_UNSET): Likewise.
489 (ix86_handle_option): Handle mrdseed option.
490 * config.gcc (i[34567]86-*-*): Add rdseedintrin.h.
491 (x86_64-*-*): Likewise.
492 * config/i386/prfchwintrin.h: New header.
493 * config/i386/cpuid.h (bit_RDSEED): New.
494 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
496 * config/i386/i386-c.c: Define __RDSEED__ if needed.
497 * config/i386/i386.c (ix86_target_string): Define -mrdseed option.
499 (ix86_option_override_internal): Handle new option.
500 (ix86_valid_target_attribute_inner_p): Add OPT_mrdseed.
501 (ix86_builtins): Add enum entries for RDSEED* builtins.
502 (ix86_init_mmx_sse_builtins): Define new builtins.
503 (ix86_expand_builtin): Expand RDSEED* builtins.
504 * config/i386/i386.h (TARGET_RDSEED): New.
505 * config/i386/i386.md (rdseed<mode>_1): New.
506 * config/i386/i386.opt (mrdseed): New.
507 * config/i386/x86intrin.h: Include rdseedintrin.h.
509 2012-07-30 Richard Guenther <rguenther@suse.de>
511 * tree-into-ssa.c (mark_def_sites): Also process virtual operands.
512 (rewrite_stmt): Likewise.
513 (rewrite_enter_block): Likewise.
514 (pass_build_ssa): Do not update virtual SSA form during TODO.
515 (mark_symbol_for_renaming): Do nothing if we are not in SSA form.
516 * lto-streamer-in.c (lto_read_body): Set in_ssa_p earlier.
518 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
521 * config/gcc/sh/sh.md (*movsi_index_disp, *movhi_index_disp): New
524 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
527 * config/sh/sh.md (mov_neg_si_t): Move to Scc instructions section.
528 Use t_reg_operand predicate. Add split for negated case.
529 (ashrsi2_31): Pass get_t_reg_rtx to gen_mov_neg_si_t.
530 * config/sh/sh.c (expand_ashiftrt): Likewise.
532 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
535 * config/sh/sh.md (ashlsi3_d): Invoke gen_shifty_op directly instead
536 of trying to emit ashlsi3_n.
538 2012-07-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
539 Steven Bosscher <steven@gcc.gnu.org>
541 * gengtype.c (adjust_field_type): Diagnose duplicate "length"
542 option applications and option being applied to arrays of atomic types.
543 (walk_type): Allow "atomic" option on strings too.
544 * dwarf2out.h (struct dw_vec_struct): Use the "atomic" GTY option
546 * vec.h: Describe the atomic object "A" type of the macros in
548 (VEC_T_GTY_ATOMIC, DEF_VEC_A, DEF_VEC_ALLOC_A): Define.
549 * emit-rtl.c (locations_locators_vals): use the atomic object vector.
550 * doc/gty.texi: Clarify that GTY option "length" is only for
551 arrays of non-atomic objects. Fix typo in the description of the
554 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
556 * config/i386/i386.c (ix86_avoid_lea_for_addr): Handle
557 zero-extended addresses. Return false if the address has less
559 (ix86_split_lea_for_addr): Unconditionally convert target and
560 all address operands to requested mode.
561 * config/i386/i386.md (*lea<mode>): Recover operands from curr_insn.
562 Pass SImode to ix86_split_lea_for_addr when splitting zero-extended
564 (zero-extended add splitter): New splitter to conditionally split
565 non-destructive adds.
566 (*zero_extendsidi2_rex64): Conditionally emit leal instead of movl.
568 2012-07-28 Alan Modra <amodra@gmail.com>
571 * config/rs6000/rs6000.c (rs6000_secondary_reload): Limit 32-bit
572 multi-gpr reload to cases where predicate passes. Do the same for
573 64-bit multi-gpr reload.
575 2012-07-27 Nathan Froyd <froydnj@gcc.gnu.org>
577 * expmed.h (alg_hash, alg_hash_used_p, sdiv_pow2_cheap,
578 smod_pow2_cheap, zero_cost, add_cost, neg_cost, shift_cost)
579 shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost,
580 sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete
581 macro definitions and re-purpose as inline functions.
582 (alg_hash_entry_ptr, set_alg_hash_used_p, sdiv_pow2_cheap_ptr,
583 set_sdiv_pow2_cheap, smod_pow2_cheap_ptr, set_smod_pow2_cheap,
584 zero_cost_ptr, set_zero_cost, add_cost_ptr, set_add_cost,
585 neg_cost_ptr, set_neg_cost, shift_cost_ptr, set_shift_cost,
586 shiftadd_cost_ptr, set_shiftadd_cost, shiftsub0_cost_ptr,
587 set_shiftsub0_cost, shiftsub1_cost_ptr, set_shiftsub1_cost,
588 mul_cost_ptr, set_mul_cost, sdiv_cost_ptr, set_sdiv_cost,
589 udiv_cost_ptr, set_udiv_cost, mul_widen_cost_ptr,
590 set_mul_widen_cost, mul_highpart_cost_ptr, set_mul_highpart_cost):
592 (convert_cost_ptr): New function, split out from...
593 (set_convert_cost, convert_cost): ...here.
594 * expmed.c, tree-ssa-loop-ivopts.c: Update for new functions.
595 * gimple-ssa-strength-reduction.c: Likewise.
597 2012-07-20 Ryan Mansfield <rmansfield@qnx.com>
599 * gcc.c (main): Move GCC_DRIVER_HOST_INITIALIZATION after
600 diagnostic_initialize.
602 2012-07-27 Oleg Endo <olegendo@gcc.gnu.org>
605 * config/sh/sh.c (shiftcosts): Remove case where first operand
606 is a const_int. Move COSTS_N_INSNS usage into caller ...
607 (sh_rtx_costs) ... here. Return false when shiftcosts cannot be
608 calculated instead of MAX_COST.
610 2012-07-27 Richard Guenther <rguenther@suse.de>
612 * tree-cfg.c (gimple_can_merge_blocks_p): Do more fine-grained
613 check whether SSA form is not up-to-date.
614 * tree-flow.h (name_mappings_registered_p): Remove.
615 * tree-into-ssa.c (struct repl_map_d): Remove.
616 (repl_tbl): Likewise.
617 (struct ssa_name_info): Add repl_set member.
618 (update_ssa_obstack): New static global.
619 (get_ssa_name_ann): Initialize repl_set.
620 (clear_ssa_name_info): Assert age did not wrap.
621 (repl_map_hash, repl_map_eq, repl_map_free): Remove.
622 (names_replaced_by): Adjust.
623 (add_to_repl_tbl): Likewise.
624 (dump_tree_ssa_stats): Likewise.
625 (init_update_ssa): Initialize update_ssa_obstack.
626 (delete_update_ssa): Free update_ssa_obstack.
627 (name_mappings_registered_p): Remove.
628 (update_ssa): Adjust.
630 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
632 * config/rs6000/constraints.md: Delete "q" constraint.
633 * config/rs6000/dfp.md (movsd_hardfloat, movsd_softfloat):
634 Delete the "q" alternative.
635 * config/rs6000/predicates.md (gpc_reg_operand): Adjust.
636 * config/rs6000/rs6000.c (rs6000_debug_reg_global,
637 rs6000_init_hard_regno_mode_ok, rs6000_dbx_register_number):
638 Adjust to MQ_REGNO removal.
639 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust
641 (REG_ALLOC_ORDER): Adjust comment. Remove MQ from alloc order.
642 (enum reg_class): Adjust comment. Delete MQ_REGS.
643 (REG_CLASS_CONTENTS): Adjust.
644 (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Adjust comment.
645 * config/rs6000/rs6000.md: Delete MQ_REGNO.
646 (movsi_internal1, movsi_internal1_single, movhi_internal,
647 movqi_internal, movcc_internal1, movsf_hardfloat,
648 movsf_softfloat): Delete the "q" alternative.
649 (ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
650 ctr<mode>_internal6): Delete "q" constraint.
652 2012-07-27 Richard Guenther <rguenther@suse.de>
654 * tree-into-ssa.c (def_blocks_p): New typedef.
655 (insert_phi_nodes_compare_def_blocks): New function.
656 (insert_phi_nodes): Do not walk over referenced vars, instead
657 walk over recorded def_blocks, record relevant ones and sort
658 them to avoid repeated hashtable lookups.
660 2012-07-27 Richard Guenther <rguenther@suse.de>
662 * doc/invoke.texi (min-virtual-mappings, virtual-mappings-ratio):
663 Remove param documentation.
664 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS,
665 PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Remove.
666 * tree-flow.h (mark_set_for_renaming): Remove.
667 * tree-into-ssa.c (struct update_ssa_stats_d): Remove.
668 (add_new_name_mapping): Remove bookkeeping code.
669 (dump_update_ssa): Remove stats dumping code.
670 (init_update_ssa): Remove stats allocation code.
671 (delete_update_ssa): Remove stats freeing code.
672 (mark_set_for_renaming): Remove.
673 (switch_virtuals_to_full_rewrite_p): Likewise.
674 (switch_virtuals_to_full_rewrite): Likewise.
675 (update_ssa): Do not call switch_virtuals_to_full_rewrite.
677 2012-07-27 Marek Polacek <polacek@redhat.com>
679 * cgraphunit.c: Rename varpool_finalize_variable to
680 varpool_finalize_decl in a comment.
682 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
684 * common/config/rs6000/rs6000-common.c (rs6000_handle_option):
685 Delete code for -mno-power, -mpower, and -mpower2.
686 * config/rs6000/aix43.h (NON_POWERPC_MASKS): Delete.
687 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
689 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
690 * config/rs6000/aix51.h (NON_POWERPC_MASKS): Delete.
691 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
693 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
694 * config/rs6000/aix52.h (NON_POWERPC_MASKS): Delete.
695 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
697 (TARGET_POWER): Delete.
698 * config/rs6000/aix53.h (NON_POWERPC_MASKS): Delete.
699 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
701 (TARGET_POWER): Delete.
702 * config/rs6000/aix61.h (NON_POWERPC_MASKS): Delete.
703 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
705 (TARGET_POWER): Delete.
706 * config/rs6000/darwin.h (TARGET_POWER): Delete.
707 * config/rs6000/driver-rs6000.c (struct asm_names): Delete
708 support for -mpower, -mpower2, and -mno-power.
709 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros):
711 (rs6000_cpu_cpp_builtins): Likewise.
712 * config/rs6000/rs6000-cpus.def: Likewise.
713 * config/rs6000/rs6000-tables.opt: Regenerate.
714 * config/rs6000/rs6000.c (POWER_MASKS): Delete.
715 (rs6000_option_override_internal): Adjust.
716 (rs6000_conditional_register_usage): Adjust.
717 (rs6000_emit_move): Adjust.
718 (rs6000_common_init_builtins): Adjust.
719 (rs6000_init_libfuncs): Adjust.
720 (rs6000_output_function_prologue): Adjust.
721 (rs6000_adjust_cost): Adjust.
722 (struct rs6000_opt_masks): Delete MASK_POWER and MASK_POWER2.
723 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
725 (TARGET_DEFAULT): Adjust.
726 (PROCESSOR_POWER): Delete.
727 (SHIFT_COUNT_TRUNCATED): Adjust.
728 * config/rs6000/rs6000.md (extendqisi2): Delete POWER support.
729 (extendqisi2_power): Delete.
730 (extendqisi2_no_power): Adjust.
731 (extendqihi2, extendqihi2_power, extendqihi2_no_power):
733 (sminsi3, smaxsi3, uminsi3, umaxsi3): Adjust.
734 (anonymous doz insn patterns): Delete.
736 (abssi2_power): Delete.
737 (abssi2_nopower): Adjust.
738 (nabs_power, nabs_nopower): Likewise.
739 (mulsi3, mulsi3_mq, mulsi3_no_mq, mulsi3_mq_internal1):
740 Likewise. Delete anonymous post-reload splitter.
741 (mulsi3_no_mq_internal1): rename to...
742 (mulsi3_internal1): New define_insn.
743 (mulsi3_mq_internal2, mulsi3_no_mq_internal2, mulsi3_internal2):
745 (divmodsi4, divmodsi4_internal, udiv<mode>3, udivsi3_mq,
746 udivsi3_no_mq, udivsi3, div<mode>3, divsi3_mq, div<mode>3_no_mq,
747 udivmodsi4_normal, udivmodsi4_tests, udivmodsi4): Likewise.
748 (mulh_call, mull_call, divss_call, divus_call, quoss_call,
749 quous_call): Likewise.
750 (maskir_internal1, maskir_internal2, maskir_internal3,
751 maskir_internal4, maskir_internal5, maskir_internal6,
752 maskir_internal7, maskir_internal8): Delete.
753 (ashlsi3, ashlsi3_power, ashlsi3_no_power): Adjust.
754 (anonymous sl insn patterns): Delete.
755 (lshrsi3, lshrsi3_power, lshrsi3_no_power): Adjust.
756 (lshrsi3_64): Adjust.
757 (anonymous sr insn patterns): Delete.
758 (anonymous rrib insn patterns): Delete.
759 (ashrsi3, ashrsi3_power, ashrsi3_no_power): Adjust.
760 (anonymous sra insn patterns): Delete.
761 (sqrtsf2, sqrtdf2, sqrtdf2_fpr): Adjust.
762 (fix_trunc<mode>si2, fix_trunc<mode>si2_internal,
763 fctiwz_<mode>): Adjust.
764 (mulsidi3, mulsidi3_mq, mulsidi3_no_mq, umulsidi3, umulsidi3_mq,
765 umulsidi3_no_mq, smulsi3_highpart, smulsi3_highpart_mq,
766 smulsi3_highpart_no_mq, umulsi3_highpart, umulsi3_highpart_mq,
767 umulsi3_highpart_no_mq): Adjust.
768 (ashldi3_power, lshrdi3_power, ashrdi3_power): Delete.
769 (ashrdi3_no_power, ashldi3, ashldi3_internal1,
770 lshrdi3_internal1): Adjust.
771 (fix_trunctfsi2, fix_trunctfsi2_fprs): Adjust.
772 (movti_power): Delete.
773 (movti_string): Adjust.
774 (stmsi8, stmsi7, stmsi6, stmsi5, stmsi4, stmsi3): Adjust.
775 (stmsi8_power, stmsi7_power, stmsi6_power, stmsi5_power,
776 stmsi4_power, stmsi3_power): Delete.
777 (anonymous movmemsi insn patterns): Adjust.
778 (lfq_power2, stfq_power2): Delete.
779 (eq<mode>, eq<mode>_compare): Adjust.
780 (eqsi_power): Delete.
782 (anonymous le, lt, ge, gt insn patterns): Delete.
783 * config/rs6000/rs6000.opt (mpower, mno-power, mpower2): Delete.
784 * config/rs6000/sysv4.h (TARGET_POWER): Delete.
785 * config/rs6000/t-aix43 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
786 MULTILIB_MATCHES): Adjust.
787 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
788 -mpower, -mno-power, -mpower2, -mno-power2 documentation.
789 Delete -mcpu=power and -mcpu=power2 documentation.
791 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
793 * config/rs6000/601.md: New file.
794 * config/rs6000/aix43.h (ASM_CPU_SPEC): Delete support for
796 * config/rs6000/aix51.h (ASM_CPU_SPEC): Likewise.
797 * config/rs6000/driver-rs6000.c (detect_processor_aix,
798 struct asm_names): Likewise.
799 * config/rs6000/rios1.md: Delete file.
800 * config/rs6000/rios2.md: Delete file.
801 * config/rs6000/rs6000-cpus.def: Delete definitions for RIOS
803 * config/rs6000/rs6000-opts.h (enum processor_type): Delete
804 PROCESSOR_RIOS1 and PROCESSOR_RIOS2.
805 * config/rs6000/rs6000-tables.opt: Regenerated.
806 * config/rs6000/rs6000.c (struct rios1_cost, struct rios2_cost):
808 (rs6000_option_override_internal): Delete support for RIOS CPUs.
809 (rs6000_conditional_register_usage): Adjust comment.
810 (rs6000_issue_rate):Delete support for RIOS CPUs.
811 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
813 (PROCESSOR_POWER): Change to PROCESSOR_PPC601.
814 (PROCESSOR_DEFAULT): Change to PROCESSOR_PPC603.
815 * config/rs6000/rs6000.md (define_attr "cpu"): Delete rios1
817 (include "rios1.md", include "rios2.md"): Delete.
818 (include "601.md"): New.
819 * config/rs6000/rs6000.opt (enum rs6000_cpu): Default to
821 * config/rs6000/t-aix43 (MULTILIB_MATCHES): Delete support
823 * config/rs6000/t-rs6000 (MD_INCLUDES): Delete rios1.md and
824 rios2.md . Add 601.md .
826 2012-07-26 Richard Henderson <rth@redhat.com>
828 * doc/extend.texi (attribute): Document hot/cold for labels.
829 * predict.c (tree_estimate_probability_bb): Handle hot/cold
830 attributes on user labels.
831 * predict.def (PRED_HOT_LABEL, PRED_COLD_LABEL): New.
833 2012-07-26 Andrew Jenner <andrew@codesourcery.com>
834 Sandra Loosemore <sandra@codesourcery.com>
836 * cse.c (find_comparison_args): Check for cycles of any length.
838 2012-07-26 Nick Clifton <nickc@redhat.com>
840 * config/mn10300/mn10300.c (REG_SAVE_BYTES): Delete.
841 (mn10300_get_live_callee_saved_regs): If requested return a count
842 of the number of bytes in the mask.
843 (mn10300_expand_prologue): Add argument to invocation of
844 mn10300_get_live_callee_regs.
845 (mn10300_expand_epilogue): Compute reg_save_bytes by calling
846 mn10300_get_live_callee_saved_regs.
847 (mn10300_initial_offset): Likewise.
848 * config/mn10300/mn10300-protos.h (mn10300_get_live_callee_saved_regs):
850 * config/mn10300/mn10300.md (return_ret): Add argument to
851 invocation of mn10300_get_live_callee_saved_regs.
853 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
856 * sel-sched-ir.c (cmp_v_in_regset_pool): Clarify logic, fix
857 pointer difference check.
859 2012-07-26 Bill Schmidt <wschmidt@linux.ibm.com>
861 * tree-ssa-loop-ivopts.c (mbc_entry_hash): Remove.
862 (mbc_entry_eq): Likewise.
863 (mult_costs): Likewise.
864 (cost_tables_exist): Likewise.
865 (initialize_costs): Likewise.
866 (finalize_costs): Likewise.
867 (tree_ssa_iv_optimize_init): Remove call to initialize_costs.
868 (add_regs_cost): Remove.
869 (multiply_regs_cost): Likewise.
870 (add_const_cost): Likewise.
871 (extend_or_trunc_reg_cost): Likewise.
872 (negate_reg_cost): Likewise.
873 (struct mbc_entry): Likewise.
874 (multiply_by_const_cost): Likewise.
875 (get_address_cost): Change add_regs_cost calls to add_cost lookups;
876 change multiply_by_const_cost to mult_by_coeff_cost.
877 (force_expr_to_var_cost): Likewise.
878 (difference_cost): Change multiply_by_const_cost to mult_by_coeff_cost.
879 (get_computation_cost_at): Change add_regs_cost calls to add_cost
880 lookups; change multiply_by_const_cost to mult_by_coeff_cost.
881 (determine_iv_cost): Change add_regs_cost calls to add_cost lookups.
882 (tree_ssa_iv_optimize_finalize): Remove call to finalize_costs.
883 * tree-ssa-address.c (expmed.h): New #include.
884 (most_expensive_mult_to_index): Change multiply_by_const_cost to
886 * gimple-ssa-strength-reduction.c (expmed.h): New #include.
887 (stmt_cost): Change to use mult_by_coeff_cost, mul_cost, add_cost,
888 neg_cost, and convert_cost instead of IVOPTS interfaces.
889 (execute_strength_reduction): Remove calls to initialize_costs and
891 * expmed.c (struct init_expmed_rtl): Add convert rtx_def.
892 (init_expmed_one_mode): Initialize convert rtx_def; initialize
893 x_convert_cost for related modes.
894 (mult_by_coeff_cost): New function.
895 * expmed.h (NUM_MODE_INT): New #define.
896 (struct target_expmed): Add x_convert_cost matrix.
897 (set_convert_cost): New inline function.
898 (convert_cost): Likewise.
899 (mult_by_coeff_cost): New extern decl.
900 * tree-flow.h (initialize_costs): Remove decl.
901 (finalize_costs): Likewise.
902 (multiply_by_const_cost): Likewise.
903 (add_regs_cost): Likewise.
904 (multiply_regs_cost): Likewise.
905 (add_const_cost): Likewise.
906 (extend_or_trunc_reg_cost): Likewise.
907 (negate_reg_cost): Likewise.
908 * Makefile.in (gimple-ssa-strength-reduction.o): Update dependencies.
909 (tree-ssa-address.o): Update dependencies.
911 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
913 * bitmap.h: Add explanation of sparse set as linked-list bitmap.
914 * sbitmap.h: Add explanation about non-sparse sets as simple bitmap.
915 (TEST_BIT): Make a static inline function for stronger type checking.
916 (SET_BIT): Don't handle sbitmaps with popcount.
917 (RESET_BIT): Likewise.
918 (SET_BIT_WITH_POPCOUNT): New, like SET_BIT but with popcount.
919 (RESET_BIT_WITH_POPCOUNT): New, like RESET_BIT but with popcount.
920 * ebitmap.c (ebitmap_clear_bit): Use SET_BIT_WITH_POPCOUNT and
921 RESET_BIT_WITH_POPCOUNT on wordmask bitmaps.
922 (ebitmap_set_bit, ebitmap_and_into, ebitmap_and, ebitmap_ior_into,
923 ebitmap_and_compl_into, ebitmap_and_compl): Likewise.
924 * sparseset.h: Add explanation of sparse set representation.
926 2012-07-26 Richard Guenther <rguenther@suse.de>
928 PR tree-optimization/54098
929 * tree-vrp.c (vrp_visit_phi_node): Iterate once more if the
930 original range was UNDEFINED.
932 2012-07-26 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
934 * config/arm/neon.ml (ops): Fix regexp for vld1Q_dups64 and
937 2012-07-26 Oleg Endo <olegendo@gcc.gnu.org>
940 * config/sh/sh.opt (mzdcbranch): New option.
941 * doc/invoke.texi: Document it.
942 * config/sh/sh.md (negsi_cond): Use TARGET_ZDCBRANCH as condition
943 instead of TARGET_HARD_SH4.
944 * config/sh/sh.c (sh_option_override): Set TARGET_ZDCBRANCH as default
947 2012-07-25 Oleg Endo <olegendo@gcc.gnu.org>
950 * config/sh/predicates.md (shift_count_operand): Handle not-SHMEDIA
952 (p27_shift_count_operand, not_p27_shift_count_operand): New predicates.
953 * config/sh/sh.md (ashlsi3): Remove parallel and T_REG clobber
954 from expander. Do not emit shift insn for not-SHMEDIA case.
955 (ashlsi3_std): Replace with ...
956 (ashlsi3_k, ashlsi3_d): ... these new insns.
957 * config/sh/sh.c (gen_ashift): Make static. Add sanity checks.
958 Emit ashlsi3_k insn instead of ashlsi3_std in ASHIFT case.
959 (gen_ashift_hi): Make static.
960 * config/sh/sh-protos.h (gen_ashift, gen_ashift_hi): Remove forward
963 2012-07-25 Bharathi Seshadri <bseshadr@cisco.com>
964 Jim Wilson <jimwilso@cisco.com>
966 * config/arm/bpabi.h (BE8_LINK_SPEC): Set according to
967 TARGET_BIG_ENDIAN_DEFAULT.
969 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
971 * gimple-low.c (lower_try_catch): New function.
972 (lower_stmt) <GIMPLE_TRY>: Use it to lower GIMPLE_TRY_CATCH.
973 <GIMPLE_CATCH>: Delete.
974 <GIMPLE_EH_FILTER>: Likewise.
976 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
978 * expr.c (expand_expr_real_1): Do not expand operand #1 and #2
979 of BIT_FIELD_REF for ignored results.
980 * fold-const.c (fold_ternary_loc) <BIT_FIELD_REF>: Check that the
981 CONSTRUCTOR has vector type before using vector accessors on it.
982 * gimplify.c (gimplify_compound_lval): Do not gimplify operand #1 and
984 (gimplify_expr) <BIT_FIELD_REF>: Likewise.
985 * tree-nested.c (convert_nonlocal_reference_op) <BIT_FIELD_REF>: Do
986 not process operand #1 and #2.
987 (convert_local_reference_op): Likewise.
988 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Remove superfluous
990 <BIT_FIELD_REF>: Reuse operand #1 and #2 directly.
991 * tree.c (stabilize_reference) <BIT_FIELD_REF>: Do not stabilize
993 (UPDATE_FLAGS): Do not consider operand #2 of BIT_FIELD_REF.
994 (build6_stat): Delete.
995 * tree.h (build6_stat, build6, build6_stat_loc, build6_loc): Likewise.
997 2012-07-25 Marc Glisse <marc.glisse@inria.fr>
999 PR tree-optimization/30318
1000 * tree-vrp.c (extract_range_from_binary_expr_1) [PLUS_EXPR]:
1002 [MINUS_EXPR]: Merge with PLUS_EXPR.
1004 2012-07-25 Sandra Loosemore <sandra@codesourcery.com>
1005 Paul Brook <paul@codesourcery.com>
1008 * target.def (warn_func_return): New hook.
1009 * doc/tm.texi.in (TARGET_WARN_FUNC_RETURN): New hook.
1010 * doc/tm.texi: Regenerate.
1011 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1013 * ipa-pure-const.c (warn_function_noreturn): Check
1014 targetm.warn_func_return.
1015 * tree-cfg.c (execute_warn_function_return): Likewise.
1016 * config/spu/spu.c (spu_warn_func_return): New.
1017 (TARGET_WARN_FUNC_RETURN): Define.
1018 * config/rx/rx.c (rx_warn_func_return): New.
1019 (TARGET_WARN_FUNC_RETURN): Define.
1020 * config/avr/avr.c (avr_warn_func_return): New.
1021 (TARGET_WARN_FUNC_RETURN): Define.
1022 * config/arm/arm.c (arm_warn_func_return): New.
1023 (TARGET_WARN_FUNC_RETURN): Define.
1024 * config/mcore/mcore.c (mcore_warn_func_return): New.
1025 (TARGET_WARN_FUNC_RETURN): Define.
1026 (saved_warn_return_type, saved_warn_return_type_count): Remove.
1027 (mcore_reorg, mcore_handle_naked_attribute): Remove warn_return hack.
1029 2012-07-25 Siddhesh Poyarekar <siddhesh@redhat.com>
1031 * final.c [ASSEMBLER_DIALECT](do_assembler_dialects): New
1032 function to implement assembler dialects.
1033 (output_asm_insn): Use do_assembler_dialects.
1034 (asm_fprintf): Likewise.
1036 2012-07-25 Richard Henderson <rth@redhat.com>
1039 * libfuncs.h: Don't include optabs.h.
1040 (struct libfunc_entry): Use "int" for op, mode1, mode2 members.
1041 * optabs.c (hash_libfunc): Don't cast members to int.
1042 * Makefile.in (LIBFUNCS_H): Don't include OPTABS_H.
1044 2012-07-25 Dodji Seketeli <dodji@redhat.com>
1046 * basic-block.c: Fix typo in comment.
1048 2012-07-25 Kirill Yukhin <kirill.yukhin@intel.com>
1049 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
1051 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PRFCHW_SET): New.
1052 (OPTION_MASK_ISA_PRFCHW_UNSET): Likewise.
1053 (ix86_handle_option): Handle mprfchw option.
1054 * config.gcc (i[34567]86-*-*): Add prfchwintrin.h.
1055 (x86_64-*-*): Likewise.
1056 * config/i386/prfchwintrin.h: New header.
1057 * config/i386/cpuid.h (bit_PRFCHW): New.
1058 (bit_BMI): Formatting fix.
1059 (bit_HLE): Likewise.
1060 (bit_RTM): Likewise.
1061 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1063 * config/i386/i386-c.c: Define __PRFCHW__ if needed.
1064 * config/i386/i386.c (ix86_target_string): Define
1065 -mprfchw option. Formatting fixes.
1066 (PTA_HLE): Formatting fix.
1068 (ix86_option_override_internal): Handle new option.
1069 (ix86_valid_target_attribute_inner_p): Add OPT_mprfchw.
1070 * config/i386/i386.h (TARGET_PRFCHW): New.
1071 * config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW.
1072 * config/i386/i386.opt (mprfchw): New.
1073 * config/i386/mm3dnow.h: Move _m_prefetchw from here to prfchwintrin.h.
1074 * config/i386/x86intrin.h: Include prfchwintrin.h.
1076 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
1078 * config/i386/i386.md (stack_protect_set): Disable the pattern
1079 for Android since Android libc (bionic) does not provide random
1080 value for stack protection guard at gs:0x14. Guard value
1081 will be provided from external symbol (default implementation).
1082 (stack_protect_set_<mode>): Likewise.
1083 (stack_protect_test): Likewise.
1084 (stack_protect_test_<mode>): Likewise.
1085 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
1086 not have Bionic by default
1087 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
1088 Macro OPTION_BIONIC is defined in this file and provides Bionic
1089 accessibility status
1091 2012-07-25 Steven Bosscher <steven@gcc.gnu.org>
1093 * gimple-pretty-print.c (gimple_dump_bb_buff): Call pp_flush.
1095 2012-07-25 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1098 * config.gcc (i[34567]86-*-linux* | ...): Add btver2.
1099 (case ${target}): Add btver2.
1100 * config/i386/driver-i386.c (host_detect_local_cpu): Let
1101 -march=native recognize btver2 processors.
1102 * config/i386/i386-c.c (ix86_target_macros_internal): Add
1103 btver2 def_and_undef
1104 * config/i386/i386.c (struct processor_costs btver2_cost): New
1106 (m_BTVER2): New definition.
1107 (m_AMD_MULTIPLE): Includes m_BTVER2.
1108 (initial_ix86_tune_features): Add btver2 tune.
1109 (processor_target_table): Add btver2 entry.
1110 (static const char *const cpu_names): Add btver2 entry.
1111 (software_prefetching_beneficial_p): Add btver2.
1112 (ix86_option_override_internal): Add btver2 instruction sets.
1113 (ix86_issue_rate): Add btver2.
1114 (ix86_adjust_cost): Add btver2.
1115 * config/i386/i386.h (TARGET_BTVER2): New definition.
1116 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver2.
1117 (enum processor_type): Add PROCESSOR_BTVER2.
1118 * config/i386/i386.md (define_attr "cpu"): Add btver2.
1120 2012-07-24 Bill Schmidt <wschmidt@linux.ibm.com>
1122 * doc/tm.texi: Regenerate.
1123 * targhooks.c (default_init_cost): Add prologue and epilogue costs.
1124 (default_add_stmt_cost): Likewise; also handle NULL stmt_info.
1125 (default_finish_cost): Add prologue and epilogue costs.
1126 * targhooks.h (default_add_stmt_cost): Change parameter list.
1127 (default_finish_cost): Likewise.
1128 * target.def (init_cost): Change documentation string.
1129 (add_stmt_cost): Change documentation string and parameter list.
1130 (finish_cost): Likewise.
1131 * target.h (vect_cost_model_location): New enum.
1132 * tree-vectorizer.h (struct _slp_tree): Remove cost substruct.
1133 (struct _slp_instance): Remove cost substruct; rename stmt_cost_vec
1135 (SLP_INSTANCE_OUTSIDE_OF_LOOP_COST): Remove.
1136 (SLP_INSTANCE_STMT_COST_VEC): Rename to SLP_INSTANCE_BODY_COST_VEC.
1137 (SLP_TREE_OUTSIDE_OF_LOOP_COST): Remove.
1138 (struct _vect_peel_extended_info): Rename stmt_cost_vec to
1140 (struct _stmt_vec_info): Remove cost substruct.
1141 (STMT_VINFO_OUTSIDE_OF_LOOP_COST): Remove.
1142 (stmt_vinfo_set_outside_of_loop_cost): Remove.
1143 (builtin_vectorization_cost): New function.
1144 (vect_get_stmt_cost): Change to use builtin_vectorization_cost.
1145 (add_stmt_cost): Change parameter list.
1146 (finish_cost): Likewise.
1147 (vect_model_simple_cost): Likewise.
1148 (vect_model_store_cost): Likewise.
1149 (vect_model_load_cost): Likewise.
1150 (record_stmt_cost): Likewise.
1151 (vect_get_load_cost): Likewise.
1152 (vect_get_known_peeling_cost): Likewise.
1153 * tree-vect-loop.c (vect_get_known_peeling_cost): Change parameter
1154 list; call record_stmt_cost for prologue and epilogue costs.
1155 (vect_estimate_min_profitable_iters): Call add_stmt_cost for
1156 prologue and epilogue costs; remove computation of vec_outside_cost;
1157 return vec_prologue_cost and vec_epilogue_cost from finish_cost.
1158 (vect_model_reduction_cost): Revise call to add_stmt_cost for body
1159 costs; call add_stmt_cost for prologue and epilogue costs.
1160 (vect_model_induction_cost): Revise call to add_stmt_cost for body
1161 costs; call add_stmt_cost for prologue costs.
1162 * tree-vect-data-refs.c (vect_get_data_access_cost): Change parameter
1163 list for function and arguments for calls to vect_get_load_cost and
1164 vect_get_store_cost.
1165 (vect_peeling_hash_get_lowest_cost): Change argument list for calls to
1166 vect_get_data_access_cost and vect_get_known_peeling_cost; use
1167 temporary vectors prologue_cost_vec and epilogue_cost_vec for the
1168 latter call and discard their results; rename stmt_cost_vec to
1169 body_cost_vec; correct possible storage leak for body_cost_vec.
1170 (vect_peeling_hash_choose_best_peeling): Rename stmt_cost_vec to
1172 (vect_enhance_data_refs_alignment): Rename stmt_cost_vec to
1173 body_cost_vec; add extra dummy parameter on calls to
1174 vect_get_data_access_cost; tolerate null si->stmt; add vect_body to
1175 argument list on call to add_stmt_cost.
1176 * tree-vect-stmts.c (record_stmt_cost): Change parameter list;
1177 rename stmt_cost_vec to body_cost_vec; tolerate null stmt_info; call
1178 builtin_vectorization_cost; add "where" parameter on call to
1180 (vect_model_simple_cost): Change parameter list; call record_stmt_cost
1181 for prologue costs; remove call to stmt_vinfo_set_outside_of_loop_cost;
1182 rename stmt_cost_vec to body_cost_vec.
1183 (vect_model_promotion_demotion_cost): Add vect_body argument to call
1184 to add_stmt_cost; call add_stmt_cost for prologue costs; remove call
1185 to stmt_vinfo_set_outside_of_loop_cost.
1186 (vect_model_store_cost): Change parameter list; call record_stmt_cost
1187 for prologue costs; add vect_body argument to call to record_stmt_cost;
1188 rename stmt_cost_vec to body_cost_vec; remove call to
1189 stmt_vinfo_set_outside_of_loop_cost.
1190 (vect_get_store_cost): Rename stmt_cost_vec to body_cost_vec; add
1191 vect_body argument to calls to record_stmt_cost.
1192 (vect_model_load_cost): Change parameter list; rename stmt_cost_vec to
1193 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
1194 remove call to stmt_vinfo_set_outside_of_loop_cost.
1195 (vect_get_load_cost): Change parameter list; rename stmt_cost_vec to
1196 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
1197 call record_stmt_cost for prologue costs.
1198 (vectorizable_store): Change argument list for call to
1199 vect_model_store_cost.
1200 (vectorizable_load): Change argument list for call to
1201 vect_model_load_cost.
1202 (new_stmt_vec_info): Remove assignment to
1203 STMT_VINFO_OUTSIDE_OF_LOOP_COST.
1204 * config/spu/spu.c (spu_init_cost): Add prologue and epilogue costs.
1205 (spu_add_stmt_cost): Likewise; also handle NULL stmt_info.
1206 (spu_finish_cost): Add prologue and epilogue costs.
1207 * config/i386/i386.c (i386_init_cost): Add prologue and epilogue costs.
1208 (i386_add_stmt_cost): Likewise; also handle NULL stmt_info.
1209 (i386_finish_cost): Add prologue and epilogue costs.
1210 * config/rs6000/rs6000.c (rs6000_init_cost): Add prologue and epilogue
1212 (rs6000_add_stmt_cost): Likewise; also handle NULL stmt_info.
1213 (rs6000_finish_cost): Add prologue and epilogue costs.
1214 * tree-vect-slp.c (vect_free_slp_instance): Rename
1215 SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC.
1216 (vect_create_new_slp_node): Remove assignment to
1217 SLP_TREE_OUTSIDE_OF_LOOP_COST.
1218 (vect_get_and_check_slp_defs): Change parameter list; change argument
1219 lists to calls to vect_model_store_cost and vect_model_simple_cost.
1220 (vect_build_slp_tree): Change parameter list; change argument lists
1221 to calls to vect_model_load_cost, vect_get_and_check_slp_defs, and
1222 recursive self-calls; remove setting of outside_cost from
1223 SLP_TREE_OUTSIDE_OF_LOOP_COST; add vect_body argument to call to
1225 (vect_analyze_slp_instance): Rename stmt_cost_vec to body_cost_vec;
1226 rename SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC;
1227 remove assignment to SLP_INSTANCE_OUTSIDE_OF_LOOP_COST; record SLP
1229 (vect_bb_vectorization_profitable_p): Rename stmt_cost_vec to
1230 body_cost_vec; handle null ci->stmt; add vect_body argument to call
1231 to add_stmt_cost; simplify calls to targetm.vectorize.
1232 builtin_vectorization_cost; return vec_prologue_cost and
1233 vec_epilogue_cost from finish_cost.
1234 (vect_update_slp_costs_according_to_vf): Rename stmt_cost_vec to
1235 body_cost_vec; add vect_body argument to call to add_stmt_cost.
1237 2012-07-24 Richard Henderson <rth@redhat.com>
1239 * system.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Poison.
1240 * config/cris/cris.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1241 * config/h8300/h8300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1242 * config/mn10300/mn10300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1243 * config/rs6000/rs6000.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove
1245 * config/v850/v850.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1246 * config/v850/v850.md (fixuns_truncsfsi2, fixuns_truncdfsi2): New.
1247 (fix_truncsfsi2, fix_truncdfsi2): Avoid double FIX.
1248 * config/vax/vax.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1249 * config/vax/vax.md (fixuns_trunc<VAXfp><VAXint>): New.
1250 * doc/tm.texi.in (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1251 * doc/tm.texi: Rebuild.
1253 2012-07-24 Richard Henderson <rth@redhat.com>
1255 * optabs.def: New file.
1256 * Makefile.in (OPTABS_H): Add insn-opinit.h.
1257 (MOSTLYCLEANFILES): Likewise.
1258 (insn-opinit.o): Remove reload.h
1259 (simple_rtl_generated_c): Remove insn-opinit.c.
1260 (s-opinit): New rule.
1261 (build/genopinit.o): Add optabs.def.
1262 * genopinit.c (rtx_upname): New.
1263 (optabs): Extract to optabs.def
1264 (enum optab_tag, struct optab_def_d, optabs): New.
1265 (struct pattern_d, patterns): New.
1266 (match_pattern): Split out from ...
1267 (gen_insn): ... here. Push matches on patterns vec.
1268 (pattern_cmp, optab_kind_cmp, optab_rcode_cmp): New.
1269 (header_file_name, source_file_name, handle_arg): New.
1270 (open_outfile): New.
1271 (main): Sort and emit new tables. Generate lookup_handler,
1272 raw_optab_handler, swap_optab_enable.
1273 * libfuncs.h (libfunc_entry): Change "size_t optab" to "optab op".
1274 * optabs.c (code_to_optab_): Remove.
1275 (hash_libfunc): Update for optab name change.
1276 (eq_libfunc): Likewise.
1277 (convert_optab_libfunc): Update computation of optab member;
1278 use the new convlib_def table.
1279 (optab_libfunc): Similarly.
1280 (set_optab_libfunc, set_conv_libfunc): Likewise.
1281 (sign_expand_binop): Use swap_optab_enable instead of fake optabs.
1282 (init_insn_codes, init_optab, init_optabv, init_convert_optab): Remove.
1283 (init_optabs): Don't call them; export the data to optabs.def.
1284 (gen_int_libfunc, gen_fp_libfunc): Export non-static.
1285 (gen_fixed_libfunc, gen_signed_fixed_libfunc): Likewise.
1286 (gen_unsigned_fixed_libfunc, gen_int_fp_libfunc): Likewise.
1287 (gen_intv_fp_libfunc, gen_int_fp_fixed_libfunc): Likewise.
1288 (gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc): Likewise.
1289 (gen_int_signed_fixed_libfunc): Likewise.
1290 (gen_int_unsigned_fixed_libfunc): Likewise.
1291 (gen_interclass_conv_libfunc, gen_int_to_fp_conv_libfunc): Likewise.
1292 (gen_ufloat_conv_libfunc): Likewise.
1293 (gen_int_to_fp_nondecimal_conv_libfunc): Likewise.
1294 (gen_fp_to_int_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
1295 (gen_trunc_conv_libfunc, gen_extend_conv_libfunc): Likewise.
1296 (gen_fract_conv_libfunc, gen_fractuns_conv_libfunc): Likewise.
1297 (gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): Likewise.
1298 (debug_optab_libfuncs): Update for optab representation change.
1299 * optabs.h: Include insn-opinit.h.
1300 (optab, convert_optab, direct_optab): New typedefs.
1301 (struct optab_handlers, struct widening_optab_handlers): Remove.
1302 (struct optab_libcall_d): Rename from optab_d; remove code_,
1303 handlers, widening members.
1304 (struct convert_optab_libcall_d): Rename from convert_optab_d;
1305 remove code_ and handlers members.
1306 (enum optab_index, enum convert_optab_index): Remove.
1307 (enum direct_optab_index): Remove.
1308 (code_to_optab_): Fix array range.
1309 (optab_to_code): Covert to inline function.
1310 (optab_to_code_, convlib_def, normlib_def): Declare.
1311 (raw_optab_handler, swap_optab_enable): Declare.
1312 (unknown_optab): Remove; export to optabs.def
1313 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
1314 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
1315 ssashl_optab, usashl_optab, add_optab, sub_optab, smul_optab,
1316 addv_optab, subv_optab, smul_highpart_optab, umul_highpart_optab,
1317 smul_widen_optab, umul_widen_optab, usmul_widen_optab,
1318 smadd_widen_optab, umadd_widen_optab, ssmadd_widen_optab,
1319 usmadd_widen_optab, smsub_widen_optab, umsub_widen_optab,
1320 ssmsub_widen_optab, usmsub_widen_optab, sdiv_optab, smulv_optab,
1321 sdivv_optab, sdivmod_optab, udiv_optab, udivmod_optab, smod_optab,
1322 umod_optab, fmod_optab, remainder_optab, ftrunc_optab, and_optab,
1323 ior_optab, xor_optab, ashl_optab, lshr_optab, ashr_optab, rotl_optab,
1324 rotr_optab, vashl_optab, vlshr_optab, vashr_optab, vrotl_optab,
1325 vrotr_optab, smin_optab, smax_optab, umin_optab, umax_optab, pow_optab,
1326 atan2_optab, fma_optab, fms_optab, fnma_optab, fnms_optab, mov_optab,
1327 movstrict_optab, movmisalign_optab, storent_optab, neg_optab,
1328 negv_optab, abs_optab, absv_optab, one_cmpl_optab, bswap_optab,
1329 ffs_optab, clz_optab, ctz_optab, clrsb_optab, popcount_optab,
1330 parity_optab, sqrt_optab, sincos_optab, sin_optab, asin_optab,
1331 cos_optab, acos_optab, exp_optab, exp10_optab, exp2_optab, expm1_optab,
1332 ldexp_optab, scalb_optab, significand_optab, logb_optab, ilogb_optab,
1333 log_optab, log10_optab, log2_optab, log1p_optab, floor_optab,
1334 ceil_optab, btrunc_optab, round_optab, nearbyint_optab, rint_optab,
1335 tan_optab, atan_optab, copysign_optab, signbit_optab, isinf_optab,
1336 cmp_optab, ucmp_optab, eq_optab, ne_optab, gt_optab, ge_optab,
1337 lt_optab, le_optab, unord_optab, strlen_optab, cbranch_optab,
1338 cmov_optab, cstore_optab, ctrap_optab, push_optab, addcc_optab,
1339 reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
1340 reduc_splus_optab, reduc_uplus_optab, ssum_widen_optab,
1341 usum_widen_optab, sdot_prod_optab, udot_prod_optab, vec_set_optab,
1342 vec_extract_optab, vec_init_optab, vec_shl_optab, vec_shr_optab,
1343 vec_realign_load_optab, vec_widen_umult_hi_optab,
1344 vec_widen_umult_lo_optab, vec_widen_smult_hi_optab,
1345 vec_widen_smult_lo_optab, vec_widen_umult_even_optab,
1346 vec_widen_umult_odd_optab, vec_widen_smult_even_optab,
1347 vec_widen_smult_odd_optab, vec_widen_ushiftl_hi_optab,
1348 vec_widen_ushiftl_lo_optab, vec_widen_sshiftl_hi_optab,
1349 vec_widen_sshiftl_lo_optab, vec_unpacks_hi_optab, vec_unpacks_lo_optab,
1350 vec_unpacku_hi_optab, vec_unpacku_lo_optab, vec_unpacks_float_hi_optab,
1351 vec_unpacks_float_lo_optab, vec_unpacku_float_hi_optab,
1352 vec_unpacku_float_lo_optab, vec_pack_trunc_optab, vec_pack_ssat_optab,
1353 vec_pack_usat_optab, vec_pack_sfix_trunc_optab,
1354 vec_pack_ufix_trunc_optab, powi_optab, sync_compare_and_swap_optab,
1355 sync_lock_test_and_set_optab, sync_old_add_optab, sync_old_sub_optab,
1356 sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab,
1357 sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab,
1358 sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab,
1359 sync_new_nand_optab, sext_optab, zext_optab, trunc_optab, sfix_optab,
1360 ufix_optab, sfixtrunc_optab, ufixtrunc_optab, sfloat_optab,
1361 ufloat_optab, lrint_optab, lround_optab, lfloor_optab, lceil_optab,
1362 fract_optab, fractuns_optab, satfract_optab, satfractuns_optab,
1363 vec_load_lanes_optab, vec_store_lanes_optab, vcond_optab, vcondu_optab,
1364 movcc_optab, reload_in_optab, reload_out_optab, movmem_optab,
1365 setmem_optab, cmpstr_optab, cmpstrn_optab, cmpmem_optab,
1366 sync_lock_release_optab, sync_add_optab, sync_sub_optab,
1367 sync_ior_optab, sync_and_optab, sync_xor_optab, sync_nand_optab,
1368 atomic_exchange_optab, atomic_compare_and_swap_optab,
1369 atomic_load_optab, atomic_store_optab, atomic_add_fetch_optab,
1370 atomic_sub_fetch_optab, atomic_and_fetch_optab,
1371 atomic_nand_fetch_optab, atomic_xor_fetch_optab, atomic_or_fetch_optab,
1372 atomic_fetch_add_optab, atomic_fetch_sub_optab, atomic_fetch_and_optab,
1373 atomic_fetch_nand_optab, atomic_fetch_xor_optab, atomic_fetch_or_optab,
1374 atomic_add_optab, atomic_sub_optab, atomic_and_optab,
1375 atomic_nand_optab, atomic_xor_optab, atomic_or_optab,
1376 atomic_always_lock_free_optab, atomic_is_lock_free_optab,
1377 atomic_thread_fence_optab, atomic_signal_fence_optab,
1378 vec_perm_optab, vec_perm_const_optab): Likewise.
1379 (struct target_optabs): Remove x_optab_table, x_convert_optab_table,
1380 and x_direct_optab_table members; add pat_enable.
1381 (optab_table, convert_optab_table, direct_optab_table): Remove.
1382 (optab_handler): Use raw_optab_handler.
1383 (widening_optab_handler, convert_optab_handler): Likewise.
1384 (set_optab_handler, set_widening_optab_handler): Remove.
1385 (set_convert_optab_handler, set_direct_optab_handler): Remove.
1386 (direct_optab_handler): Defer to optab_handler.
1387 * rtl.h (NON_GENERATOR_NUM_RTX_CODE): New.
1389 2012-07-24 Jason Merrill <jason@redhat.com>
1391 * bitmap.c (bitmap_descriptor): Adjust order of parameters to
1392 match MEM_STAT_DECL.
1393 * statistics.h (ALONE_FINAL_MEM_STAT_DECL): Correct typo.
1395 2012-07-24 Richard Henderson <rth@redhat.com>
1397 * optabs.h (struct optab_d): Rename code member to code_.
1398 (struct convert_optab_h): Likewise.
1399 (code_to_optab_): Rename from code_to_optab.
1400 (code_to_optab, optab_to_code): New.
1401 * dojump.c (do_compare_rtx_and_jump): Use code_to_optab.
1402 * ifcvt.c (noce_emit_move_insn): Likewise.
1403 * optabs.c (simplify_expand_binop): Use optab_to_code.
1404 (expand_simple_binop, shift_optab_p, commutative_optab_p): Likewise.
1405 (avoid_expensive_constant, expand_binop_directly): Likewise.
1406 (expand_binop, expand_simple_unop, expand_unop_direct): Likewise.
1407 (expand_unop, prepare_float_lib_cmp, expand_fixed_convert): Likewise.
1408 (have_insn_for, debug_optab_libfuncs): Likewise.
1409 (init_optab, init_optabv, init_convert_optab): Update for optab
1412 * libfuncs.h: Include optabs.h.
1413 * dwarf2out.c, lto-streamer.in.c: Don't include libfuncs.h.
1414 * Makefile.in (LIBFUNCS_H): Add OPTABS_H.
1415 (lto-streamer-in.o, dwarf2out.o): Update deps.
1417 * optabs.h (unknown_optab): New.
1418 * builtins.c (interclass_mathfn_icode): Use it.
1419 * dojump.c (do_compare_rtx_and_jump): Likewise.
1420 * optabs.c (optab_for_tree_code, expand_binop): Likewise.
1421 * tree-vect-generic.c (add_rshift, expand_vector_divmod): Likewise.
1422 (expand_vector_operations_1): Likewise.
1423 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
1424 * tree-vect-stmts.c (supportable_narrowing_operation): Likewise.
1426 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
1428 * alloc-pool.c (create_alloc_pool): Fix ENABLE_CHECKING check.
1430 2012-07-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1433 * config/arm/arm.c (arm_print_operand_address): Remove superfluous
1435 * config/arm/neon.md ("neon_vld3_lane<mode>":VD): Remove alignment
1437 ("neon_vld3_lane<mode>":VMQ): Likewise.
1438 ("neon_vld3_dup<mode>":VDX): Likewise.
1439 ("neon_vst3_lane<mode>":VD): Likewise.
1440 ("neon_vst3_lane<mode>":VMQ): Likewise.
1442 2012-07-24 Roland McGrath <mcgrathr@google.com>
1444 * arm.c (arm_get_frame_offsets): Don't use fixed regs for
1445 stack alignment padding.
1447 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
1450 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
1451 negative constant address for TARGET_X32 ...
1452 (ix86_decompose_address): ... here. Reject constant addresses
1453 that don't satisfy x86_64_immediate_operand predicate.
1455 2012-07-24 Julian Brown <julian@codesourcery.com>
1457 * doc/sourcebuild.texi (arm_hf_eabi): Document effective-target check.
1459 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
1461 * sbitmap.h (SBITMAP_ELT_BITS): Use "1u" trick as for BITMAP_WORD_BITS.
1462 Move test to check that there is a popcount function for the the number
1463 of bits in SBITMAP_ELT_BITS to sbitmap.c.
1464 * sbitmap.c: Test SBITMAP_ELT_BITS, not HOST_BITS_PER_WIDEST_FAST_INT.
1465 MEM_STAT_INFO): Define in terms of their ALONE counterparts.
1467 * configure.ac (GATHER_STATISTICS): Always define, non-zero if enabled.
1468 * configure: Regenerate.
1469 * statistics.h (GATHER_STATISTICS): Error out if it is not defined.
1470 (GCC_MEM_STAT_ARGUMENTS): New define.
1471 (ALONE_MEM_STAT_DECL): Define in terms of GCC_MEM_STAT_ARGUMENTS.
1472 (ALONE_FINAL_MEM_STAT_DECL, ALONE_FINAL_PASS_MEM_STAT): New defines.
1473 (MEM_STAT_DECL, FINAL_MEM_STAT_DECL, PASS_MEM_STAT,
1474 FINAL_PASS_MEM_STAT): Define.
1475 * ggc-internal.h (ggc_record_overhead): Use FINAL_MEM_STAT_DECL.
1476 * ggc.h (ggc_record_overhead, ggc_free_overhead,
1477 ggc_prune_overhead_list): Remove internal prototypes, they are defined
1478 already in ggc-internal.h.
1479 * ggc-common.c (struct loc_descriptor): Remove #ifdef GATHER_STATISTICS
1481 (add_statistics): Likewise.
1482 (dump_ggc_loc_statistics): Likewise. Return if GATHER_STATISTICS is 0.
1483 * ggc-zone.c (struct page_entry): Remove #ifdef GATHER_STATISTICS
1484 wrappers around "survived" and "stats" members.
1485 (alloc_large_page): Always initialize survived.
1486 (ggc_internal_alloc_zone_stat): Likewise.
1487 Remove #ifdef GATHER_STATISTICS wrappers. Record overhead if
1488 GATHER_STATISTICS is non-0.
1489 (ggc_free): Convert #ifdef GATHER_STATISTICS to if-code.
1490 (sweep_pages): Always increase survived.
1491 (ggc_collect_1): Convert #ifdef GATHER_STATISTICS to if-code.
1492 (calculate_average_page_survival): Always define.
1493 (ggc_collect): Convert #ifdef GATHER_STATISTICS to if-code.
1494 (ggc_print_statistics): Likewise.
1495 (ggc_pch_read): Likewise.
1496 * ggc-page.c (struct globals): Always define "stats" member.
1497 (ggc_internal_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
1498 (ggc_free): Likewise.
1499 (ggc_collec): Likewise.
1500 (ggc_print_statistics): Likewise.
1501 * bitmap.h (struct bitmap_head_def): Always define "desc" member.
1502 (bitmap_initialize_stat): Convert #ifdef GATHER_STATISTICS to if-code.
1503 * gimple.h (enum gimple_alloc_kind): Always define.
1504 (gimple_alloc_kind): Likewise.
1505 * tree-flow.h (phinodes_print_statistics): Always define.
1506 (ssanames_print_statistics): Likewise.
1507 * vec.h (vec_heap_free): Always define.
1508 (VEC_stack_alloc): Define if GATHER_STATISTICS is non-0.
1509 * alloc-pool.c (alloc_pool_descriptor): Always define.
1510 (create_alloc_pool): Convert #ifdef GATHER_STATISTICS to if-code.
1511 (empty_alloc_pool): Likewise.
1512 (pool_alloc): Likewise.
1513 (pool_free): Likewise.
1514 (dump_alloc_pool_statistics): Likewise.
1515 (print_statistics): Always define.
1516 * bitmap.c (struct bitmap_descriptor): Always define.
1517 (bitmap_register): Pass ALONE_FINAL_PASS_MEM_STAT.
1518 (register_overhead): Always define.
1519 (bitmap_element_free): Convert #ifdef GATHER_STATISTICS to if-code.
1520 (bitmap_element_allocate): Likewise.
1521 (bitmap_elt_clear_from): Likewise.
1522 (bitmap_obstack_alloc_stat): Likewise.
1523 (bitmap_gc_alloc_stat): Likewise.
1524 (bitmap_obstack_free): Likewise.
1525 (bitmap_find_bit): Likewise.
1526 (bitmap_ior_and_into): Likewise.
1527 (bitmap_print): Likewise.
1528 (dump_bitmap_statistics): Likewise. Return if GATHER_STATISTICS is 0.
1529 * gimple.c (gimple_alloc_counts, gimple_alloc_sizes): Always define.
1530 (gimple_alloc_kind_names): Likewise.
1531 (gimple_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
1532 (dump_gimple_statistics): Likewise. Return if GATHER_STATISTICS is 0.
1533 * rtl.c (rtx_alloc_counts, rtx_alloc_sizes, rtvec_alloc_counts,
1534 rtvec_alloc_sizes): Always define.
1535 (rvec_alloc): Convert #ifdef GATHER_STATISTICS to if-code.
1536 (rtx_alloc_stat): Likewise.
1537 (dump_rtx_statistics): Likewise. Return if GATHER_STATISTICS is 0.
1538 * tree.c (_obstack_allocated_p, tree_code_counts, tree_node_counts,
1539 tree_node_sizes, tree_node_kind_names): Always define.
1540 (record_node_allocation_statistics): Convert #ifdef GATHER_STATISTICS
1542 (type_hash_canon): Likewise.
1543 (dump_tree_statistics): Likewise.
1544 * tree-ssanames.c (ssa_name_nodes_reused, ssa_name_nodes_created):
1546 (ssanames_print_statistics): Likewise.
1547 (make_ssa_name_fn): Convert #ifdef GATHER_STATISTICS to if-code.
1548 * tree-phinodes.c (phi_nodes_reused, phi_nodes_created): Always define.
1549 (phinodes_print_statistics): Likewise.
1550 (allocate_phi_node): Convert #ifdef GATHER_STATISTICS to if-code.
1551 * vec.c (struct vec_descriptor): Always define.
1552 (hash_descriptor, eq_descriptor, ptr_hash_entry, hash_ptr, eq_ptr,
1553 vec_descriptor, rester_overhead, free_overhead): Likewise.
1554 (cmp_statistic): Likewise.
1555 (vec_heap_free): Convert #ifdef GATHER_STATISTICS to if-code.
1556 (vec_heap_o_reserve_1): Likewise.
1557 (dump_vec_loc_statistics): Likewise.
1559 2012-07-24 Richard Guenther <rguenther@suse.de>
1561 PR tree-optimization/53616
1562 * tree-loop-distribution.c (ldist_gen): Do not change
1563 partition ordering when merging partitions.
1565 2012-07-24 Alan Modra <amodra@gmail.com>
1569 * config/rs6000/constraints.md (Y): Use mem_operand_gpr.
1570 * config/rs6000/predicates.md (word_offset_memref_operand): Delete.
1571 Adjust all rs6000_legitimate_offset_address_p calls.
1572 * config/rs6000/rs6000-protos.h (mem_operand_gpr): Declare.
1573 (rs6000_secondary_reload_gpr): Declare.
1574 (rs6000_legitimate_offset_address_p): Update prototype.
1575 (rs6000_offsettable_memref_p): Delete.
1576 (rs6000_secondary_reload_ppc64): Delete.
1577 * config/rs6000/rs6000.c (address_offset): New function.
1578 (mem_operand_gpr): Likewise.
1579 (rs6000_legitimate_offset_address_p): Add worst_case param. When
1580 not worst_case assume class of regs with least restrictive offsets.
1582 (legitimate_lo_sum_address_p): Simplify register mode tests.
1583 (rs6000_legitimize_address): Likewise. Assume best case offset
1584 addressing. Combine ELF and MACHO lo_sum code.
1585 (rs6000_mode_dependent_address): Correct offset addressing limits.
1586 (rs6000_offsettable_memref_p): Make static, add reg_mode param.
1587 Use reg_mode to help rs6000_legitimate_offset_address_p.
1588 (rs6000_secondary_reload): Use address_offset. Handle 32-bit multi
1589 gpr load/store when offset too large.
1590 (rs6000_secondary_reload_gpr): Renamed rs6000_secondary_reload_ppc64.
1591 (rs6000_split_multireg_move): Adjust rs6000_offsettable_memref_p calls.
1592 * config/rs6000/rs6000.md (movdf_hardfloat32): Use 'Y' constraint
1593 for gpr load/store. Order alternatives as r->Y,Y->r,r->r and
1594 d->m,m->d,d->d. Correct size of gpr load/store.
1595 (movdf_softfloat32): Use 'Y' constraint for gpr load/store. Order
1597 (movti_ppc64): Likewise.
1598 (movdi_internal32): Likewise. Also disparage fprs.
1599 (movdi_mfpgpr, movdi_internal64): Likewise.
1600 (movtf_internal): Use 'm' for fpr load/store. Order alternatives.
1601 (movtf_softfloat): Order alternatives.
1602 (extenddftf2_internal): Use 'm' and 'Y' for store.
1603 (movti_power, movti_string): Use 'Y' for gpr load/store. Order.
1604 (stack_protect_setdi, stack_protect_testdi): Likewise.
1605 (movdf_hardfloat64_mfpgpr, movdf_hardfloat64): Order alternatives.
1606 (movdf_softfloat64): Likewise.
1607 (reload_<mode>_store): Adjust reload_di_store to provide
1608 reload_si_store as well.
1609 (reload_<mode>_load): Likewise.
1611 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
1614 * config/sh/predicates.md (general_movsrc_operand,
1615 general_movdst_operand): Reject T_REG.
1616 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg,
1617 movsi_i, movsi_ie, movsi_i_lowpart, *movqi_reg_reg, *movhi_reg_reg):
1618 Remove T_REG alternatives.
1619 (*negtstsi): New insn.
1621 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
1624 * config/sh/sh.md (mulsf3_ie): Delete.
1625 (mulsf3_i4): Rename to mulsf3_i.
1626 (mulsf3): Emit mulsf3_i insn.
1628 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
1630 * config/sh/sh.md (addc1, subc1): Delete.
1631 (adddi3_compact): Use addc instead of addc1.
1632 (subdi3_compact): Use subc instead of subc1.
1634 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1636 * config/i386/i386-protos.c (ix86_lea_outperforms): Remove prototype.
1637 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
1638 split_cost argument signed.
1639 (ix86_avoid_lea_for_add): Cleanup.
1640 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
1641 (ix86_avoid_lea_for_addr): Ditto. Make split_cost signed.
1642 Use gen_lowpart instead of gen_rtx_SUBREG. Cleanup.
1644 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1646 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1648 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1651 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
1652 * config/i386/i386.c (ix86_print_operand_address): Ditto.
1653 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
1654 addresses. Prevent zero extensions of CONST_INT operands.
1656 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
1658 * sbitmap.h (struct int_list): Remove.
1659 (sbitmap_intersect_of_predsucc, sbitmap_union_of_predsucc):
1660 Remove prototypes of non-existing function.
1661 (sbitmap_intersect_of_predecessors, sbitmap_intersect_of_successors,
1662 sbitmap_union_of_predecessors, sbitmap_union_of_successors): Remove
1664 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
1665 sbitmap_union_of_succs, sbitmap_union_of_preds): Move prototypes to...
1666 * basic-block.h: ... here.
1667 * sbitmap.c: Do not include basic-block.h.
1668 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
1669 sbitmap_union_of_succs, sbitmap_union_of_preds): Move functions to...
1670 * cfganal.c: ... here.
1671 * bt-load.c (compute_out, link_btr_uses): Update for above changes.
1672 * gcse.c (compute_code_hoist_vbeinout): Likewise.
1673 * lcm.c (compute_antinout_edge, compute_available): Likewise.
1674 * Makefile.in: Fix sbitmap.o dependencies.
1676 2012-07-23 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1677 Nick Clifton <nickc@redhat.com>
1679 * config/frv/frv-protos.h (frv_ifcvt_machdep_init): Prototype.
1680 * config/frv/frv.c (frv_ifcvt_machdep_init): Change type of
1681 (unused) parameter to void *.
1683 2012-07-23 Richard Guenther <rguenther@suse.de>
1685 * tree-ssa-alias.c (dump_alias_info): Walk over local decls
1686 instead of referenced vars.
1688 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
1690 * coverage.c: Refer to "notes file" instead of "graph file"
1691 in all comments. Explain history of bbg prefix.
1692 * gcov-io.h: Likewise.
1694 (find_source): Likewise in fnotice.
1695 (read_graph_file): Likewise.
1696 (read_count_file): Likewise.
1697 * doc/gcov.texi: Document -fprofile-dir flag. Add "notes file"
1698 and "data file" explicitly in the explanation of the files.
1700 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
1702 PR tree-optimization/53881
1703 * tree-cfg.c (group_case_labels_stmt): Look up the basic block
1704 for each label and compare them instead of labels.
1706 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
1708 * opts.c (common_handle_option): Do not set
1709 flag_value_profile_transformations for -fprofile-generate.
1710 * profile.c (instrument_values): Use COUNTER_FOR_HIST_TYPE.
1711 (BB_TO_GCOV_INDEX): Remove.
1712 (output_location): Don't use it.
1713 (branch_prob): Likewise. Don't fiddle with the index of
1714 ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR. Use clear_aux_for_blocks.
1715 (find_spanning_tree):
1716 * gcov.c (struct function_info): Document that blocks 0 and 1
1717 are the entry resp. exit blocks in gcov, too, like in GCC itself.
1718 (solve_flow_graph): Use ENTRY_BLOCK and EXIT_BLOCK for special
1719 blocks identification.
1720 (output_lines): Likewise.
1721 * value-prof.c (gimple_value_profile_transformations): Do not
1722 test flag_value_profile_transformations again.
1723 (gimple_ic_transform): Take a gimple_stmt_iterator like all other
1724 transformation functions.
1725 (gimple_values_to_profile):
1726 Don't test flag_value_profile_transformations
1727 * tree-profile.c (tree_profiling): Assert that the cgraph is in
1728 the CGRAPH_STATE_IPA_SSA state.
1729 Do not set, or look at, after_tree_profile.
1730 * function.h (struct function): Remove after_tree_profile bit.
1731 * omp-low.c (expand_omp_taskreg): Don't set after_tree_profile.
1732 * tree-inline.c (initialize_cfun): Don't copy it.
1733 * lto-streamer-out.c (output_struct_function_base): Don't stream it.
1734 * lto-streamer-in.c (input_struct_function_base): Likewise.
1736 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
1738 * config/sh/sh.h (TARGET_DYNSHIFT): New macro.
1739 (SH_DYNAMIC_SHIFT_COST): Use it.
1740 * config/sh/sh.c (expand_ashiftrt, shl_sext_kind): Likewise.
1741 (sh_dynamicalize_shift_p): Add TARGET_DYNSHIFT condition.
1742 Add sanity check for input value. Add function description.
1743 * config/sh/sh.md (ashlsi3, ashlsi3_std, ashrsi3_d, lshrsi3,
1744 lshrsi3_d): Use TARGET_DYNSHIFT.
1746 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
1748 * config/sh/sh.md (negc): Delete expander.
1749 (*negc): Rename insn to negc.
1751 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
1754 * config/i386/i386.md (*lea): New insn pattern.
1756 (*lea<mode>_2): Ditto.
1757 (*lea_{3,4,5,6}_zext): Ditto.
1758 * config/i386/predicates.md (lea_address_operand): Do not reject
1759 zero-extended address operands.
1760 * config/i386/constraints.md (j): Remove address constraint.
1761 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
1763 (ix86_print_operand_address): Handle SImode subreg of an address.
1764 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
1766 2012-07-22 Hans-Peter Nilsson <hp@axis.com>
1768 Emit executable-stack note correctly for CRIS targets.
1769 * config/cris/cris.c (cris_file_end): New function.
1770 (TARGET_ASM_FILE_END): Define.
1772 2012-07-22 Chung-Lin Tang <cltang@codesourcery.com>
1773 Maxim Kuvyrkov <maxim@codesourcery.com>
1774 NetLogic Microsystems Inc.
1776 * config/mips/mips.c (mips_issue_rate): Handle XLP.
1777 * config/mips/mips.md: Include xlp.md.
1778 * config/mips/xlp.md: New file.
1780 2012-07-21 Steven Bosscher <steven@gcc.gnu.org>
1782 PR gcov-profile/32543
1783 * profile.c (branch_prob): Update total_num_edges_instrumented and
1784 report the number of edges to instrument.
1786 2012-07-21 Oleg Endo <olegendo@gcc.gnu.org>
1788 * config/sh/sh.md: Correct comment regarding clrt and sett insns.
1790 2012-07-21 Andrew Pinski <apinski@cavium.com>
1792 * config/mips/mips.md (*popcountdi2_trunc): New pattern
1793 to handle popcount of a truncation.
1795 2012-07-21 Andrew Pinski <apinski@cavium.com>
1797 * config/mips/mips-protos.h (mips_expand_ext_as_unaligned_load):
1798 Add a bool argument.
1799 * config/mips/mips.c (mips_block_move_straight): Update call to
1800 mips_expand_ext_as_unaligned_load.
1801 (mips_expand_ext_as_unaligned_load): Add unsigned_p argument.
1802 Accept DImode dest when the width is that of SImode.
1803 * config/mips/mips.md (extv): Update call to
1804 mips_expand_ext_as_unaligned_load.
1807 2012-07-21 Andrew Pinski <apinski@cavium.com>
1809 * config/mips/mips.c (mips_get_unaligned_mem): Copy *op after calling
1812 2012-07-20 Maxim Kuvyrkov <maxim@codesourcery.com>
1814 * config/mips/mips.md (define_attr sync_*): Move before "type".
1815 (define_attr "type"): New values "atomic" and "syncloop".
1816 * config/mips/sync.md (atomic_exchange<mode>, atomic_fetch_add<mode>):
1817 Set "type" attribute.
1818 * config/mips/generic.md (generic_atomic, generic_syncloop):
1820 * gcc/config/mips/10000.md, gcc/config/mips/20kc.md,
1821 * gcc/config/mips/24k.md, gcc/config/mips/4130.md,
1822 * gcc/config/mips/4k.md, gcc/config/mips/5400.md,
1823 * gcc/config/mips/5500.md, gcc/config/mips/5k.md,
1824 * gcc/config/mips/7000.md, gcc/config/mips/74k.md,
1825 * gcc/config/mips/9000.md, gcc/config/mips/loongson2ef.md,
1826 * gcc/config/mips/loongson3a.md, gcc/config/mips/octeon.md,
1827 * gcc/config/mips/sb1.md, gcc/config/mips/sr71k.md,
1828 * gcc/config/mips/xlr.md: Handle "atomic" and "syncloop" types.
1830 2012-07-20 Oleg Endo <olegendo@gcc.gnu.org>
1832 * config/sh/sh.md: Group and sort shift related patterns.
1833 (ashlsi3_n, *ashlhi3_n, lshrsi3_n): Remove length attributes.
1835 2012-07-20 Hans-Peter Nilsson <hp@axis.com>
1837 * config/cris/cris.c (cris_asm_output_ident): Remove unused
1838 local variables section_asm_op, size, buf.
1840 2012-07-20 Pat Haugen <pthaugen@us.ibm.com>
1841 Steven Bosscher <steven@gcc.gnu.org>
1843 * config/rs6000/power4.md (power4-store-update): Fix reservation.
1844 (power4-three): Likewise.
1846 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
1847 Greta Yorsh <Greta.Yorsh@arm.com>
1849 * config/arm/arm.c (arm_cortex_a15_tune): New tune.
1850 * config/arm/arm-cores.def (cortex-a15): Use it.
1852 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
1853 Greta Yorsh <Greta.Yorsh@arm.com>
1855 * config/arm/arm-protos.h (tune_params): Add prefer_ldrd_strd.
1856 * config/arm/arm.c (arm_slowmul_tune): Initialize it.
1857 (arm_fastmul_tune, arm_strongarm_tune): Likewise.
1858 (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune): Likewise.
1859 (arm_cortex_tune, arm_cortex_a5_tune, arm_cortex_a9_tune): Likewise.
1860 (arm_fa726te_tune): Likewise.
1862 2012-07-20 Richard Guenther <rguenther@suse.de>
1864 * tree-dfa.c (collect_dfa_stats): Simplify.
1865 * tree-ssa-structalias.c (compute_may_aliases): Do not dump
1867 * cfgexpand.c (estimated_stack_frame_size): Walk over local
1868 decls instead of referenced vars.
1869 * tree-ssa.c (delete_tree_ssa): Simplify.
1870 * tree-tailcall.c (find_tail_calls): Walk over local decls
1871 instead of referenced vars.
1872 (add_virtual_phis): Remove.
1873 (tree_optimize_tail_calls_1): Instead mark the virtual operand
1876 2012-07-20 Steven Bosscher <steven@gcc.gnu.org>
1878 * basic-block.h (BB_FLAGS_TO_PRESERVE): New define.
1879 (brief_dump_cfg): Update prototype to take flags argument.
1880 (check_bb_profile): Remove prototype.
1881 * tracer.c (tracer): Update brief_dump_cfg calls.
1882 * cfghooks.c (dump_bb): Do not pass TDF_COMMENT to dump_bb_info.
1883 Call dump_bb_info before and after the cfghook dump_bb. Terminate
1884 the dump with a newline.
1885 (dump_flow_info): Do not call check_bb_profile.
1886 * cfg.c (clear_bb_flags): Update using BB_FLAGS_TO_PRESERVE.
1887 (check_bb_profile): Make static. Take indent and flags arguments.
1888 (dump_bb_info): Always dump loop depth. With TDF_DETAILS, call
1889 check_bb_profile. Print one edge per line.
1890 (brief_dump_cfg): Take a flags argument, and filter out
1891 TDF_COMMENT and TDF_DETAILS.
1892 * pretty-print.c (pp_base_newline): Set pp_needs_newline to false.
1893 * gimple-pretty-print.c (dump_gimple_bb_header): Do not use
1894 dump_bb_info here, it is already called from dump_bb. Idem for
1896 (dump_gimple_bb_footer): Likewise.
1897 (gimple_dump_bb_buff): Call pp_flush after dump_gimple_stmt to
1898 avoid broken dumps for statement histograms.
1899 (gimple_dump_bb): Handle ENTRY_BLOCK and EXIT_BLOCK. Do
1900 not call pp_flush here, the buffer should be empty.
1901 * sched-rgn.c (debug_region): Pass TDF_BLOCKS to dump_bb.
1902 * sched-vis.c (debug_bb_slim): Likewise.
1903 * tree-cfg.c (remove_bb): Pass dump_flags to dump_bb.
1904 (gimple_debug_bb): Pass TDF_BLOCKS to dump_bb.
1905 (gimple_dump_cfg): Do brief_dump_cfg with TDF_COMMENT.
1906 (dump_function_to_file): Do not call check_bb_profile on
1907 ENTRY_BLOCK and EXIT_BLOCK, check_bb_profile doesn't handle them.
1908 Use dump_bb instead of gimple_dump_bb.
1909 (print_loops_bb): Use dump_bb instead of gimple_dump_bb.
1910 * passes.c (execute_function_dump): Always call print_rtl_with_bb
1912 * cfgrtl.c (print_rtl_with_bb): Handle printing without an up-to-date
1913 CFG. With TDF_BLOCKS and TDF_DETAILS, do DF dumps at the top and
1914 bottom of each basic block.
1916 2012-07-20 Richard Guenther <rguenther@suse.de>
1918 PR tree-optimization/54031
1919 * tree-ssa-ccp.c (get_value_from_alignment): Use
1920 get_pointer_alignment_1.
1922 2012-07-20 Richard Guenther <rguenther@suse.de>
1924 * tree-inline.c (add_local_variables): Remove check_var_ann
1925 parameter and dead code.
1926 (expand_call_inline): Adjust.
1927 (tree_function_versioning): Likewise.
1929 2012-07-20 Jakub Jelinek <jakub@redhat.com>
1932 * tree-vrp.c (nonnull_arg_p): Handle all nonnull attributes instead
1933 of just the first one.
1935 2012-07-20 Richard Guenther <rguenther@suse.de>
1937 * builtins.c (get_object_alignment_2): Correct offset handling
1938 when using type alignment of a MEM_REF kind base.
1940 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
1943 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
1944 (_lzcnt_u64): Ditto.
1946 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1948 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
1950 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1952 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
1953 defining statement is a SSA name that occurs in abnormal PHIs.
1955 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1957 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
1960 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1962 PR rtl-optimization/53942
1963 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
1964 directly from likely spilled non-fixed hard registers, move them
1967 2012-07-19 Steve Ellcey <sellcey@mips.com>
1969 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
1972 2012-07-19 Jason Merrill <jason@redhat.com>
1975 * dwarf2out.c (get_die_parent): New.
1976 (generate_type_signature): Use it.
1978 2012-07-19 Richard Henderson <rth@redhat.com>
1980 * config/ia64/vect.md (smulv4hi3_highpart): New.
1981 (umulv4hi3_highpart): New.
1982 (vec_widen_smult_even_v4hi): Rename from pmpy2_even.
1983 (vec_widen_smult_odd_v4hi): Rename from pmpy2_odd.
1984 (udot_prodv8qi, sdot_prodv8qi): Remove.
1985 (sdot_prodv4hi, udot_prodv4hi): Remove.
1986 * config/ia64/ia64.c (ia64_expand_dot_prod_v8qi): Remove.
1987 * config/ia64/ia64-protos.h: Update.
1989 * tree-vect-patterns.c (vect_recog_divmod_pattern): Do not require
1990 vectors larger than UNITS_PER_WORD.
1992 * expr.c (store_constructor): Initialize icode with CODE_FOR_nothing.
1993 * tree-vect-stmts.c (vectorizable_operation): Use LAST_INSN_CODE for
1994 dummy != CODE_FOR_nothing value.
1996 2012-07-19 Uros Bizjak <ubizjak@gmail.com>
1998 * doc/tm.texi.in (MODE_AFTER): Add entity as the first macro argument.
1999 * doc/tm.texi: Regenerate.
2000 * mode-switching.c (optimize_mode_switching): Update MODE_AFTER call.
2001 * config/sh/sh.h (MODE_AFTER): Update.
2002 * config/epiphany/epiphany.h (MODE_AFTER): Update.
2004 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2007 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2008 (cleanup_tree_cfg_bb): Don't call it.
2009 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2012 2012-07-19 Christian Bruel <christian.bruel@st.com>
2015 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2017 2012-07-19 Richard Guenther <rguenther@suse.de>
2018 Eric Botcazou <ebotcazou@adacore.com>
2020 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2021 about transition from invariant to known bits.
2022 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2024 2012-07-19 Richard Guenther <rguenther@suse.de>
2026 PR tree-optimization/53970
2027 * tree-vect-data-refs.c (not_size_aligned): Avoid sign-compare warning.
2029 2012-07-19 Tristan Gingold <gingold@adacore.com>
2030 Richard Henderson <rth@redhat.com>
2032 * opts.c (finish_options): Handle UI_SEH.
2033 * expr.c (build_personality_function): Handle UI_SEH.
2034 * dwarf2out.c (dwarf2out_begin_prologue): Handle UI_SEH.
2035 * coretypes.h (unwind_info_type): Add UI_SEH.
2036 * config/i386/winnt.c (i386_pe_seh_emit_except_personality):
2038 (i386_pe_seh_init_sections): Likewise.
2039 * config/i386/cygming.h (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): Define.
2040 (TARGET_ASM_INIT_SECTIONS): Define.
2041 * common/config/i386/i386-common.c (TARGET_EXCEPT_UNWIND_INFO): Define.
2042 (i386_except_unwind_info): New function.
2044 2012-07-18 Maciej W. Rozycki <macro@codesourcery.com>
2045 Chao-ying Fu <fu@mips.com>
2047 * config/mips/mips.opt (mmcu): New option.
2048 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2049 _mips_mcu when TARGET_MCU.
2050 (ASM_SPEC): Pass mcu options to the assembler.
2051 * doc/invoke.texi (MIPS Options): Document -mmcu and -mno-mcu.
2053 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2055 * config.gcc (v850-*-rtems*): New target.
2056 * config/v850/rtems.h: New.
2057 * config/v850/t-rtems: New.
2059 2012-07-18 Bill Schmidt <wschmidt@linux.ibm.com>
2061 * doc/invoke.texi: Add -fhoist-adjacent-loads and -ftree-slsr to list
2062 of flags controlling optimization; add -ftree-slsr to list of flags
2063 enabled by default at -O; add -fhoist-adjacent-loads to list of flags
2064 enabled by default at -O2; add -fvect-cost-model to list of flags
2065 enabled by default at -O3; document -fhoist-adjacent-loads and
2067 * opts.c (default_option): Make -ftree-slsr default at -O1 and above.
2068 * gimple-ssa-strength-reduction.c (gate_strength_reduction): Use
2070 * common.opt: Add -ftree-slsr with flag_tree_slsr.
2072 2012-07-18 Jie Zhang <jzhang918@gmail.com>
2073 Julian Brown <julian@codesourcery.com>
2075 * config/arm/arm.c (arm_rtx_costs_1): Adjust cost for CONST_VECTOR.
2076 (arm_size_rtx_costs): Likewise.
2077 (neon_valid_immediate): Add a case for double 0.0.
2079 2012-07-18 Andrew Stubbs <ams@codesourcery.com>
2080 Mark Shinwell <shinwell@codesourcery.com>
2081 Julian Brown <julian@codesourcery.com>
2083 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp)
2084 (*movdi_vfp_cortexa8, *movsf_vfp, *thumb2_movsf_vfp)
2085 (*movdf_vfp, *thumb2_movdf_vfp, *movsfcc_vfp)
2086 (*thumb2_movsfcc_vfp, *movdfcc_vfp, *thumb2_movdfcc_vfp): Add
2088 * config/arm/arm.md (neon_type): Update comment.
2090 2012-07-18 Richard Guenther <rguenther@suse.de>
2092 PR tree-optimization/53970
2093 * tree.h (contains_packed_reference): Remove.
2094 * expr.c (contains_packed_reference): Likewise.
2095 * tree-vect-data-refs.c (not_size_aligned): New function.
2096 (vector_alignment_reachable_p): Use it.
2097 (vect_supportable_dr_alignment): Likewise.
2099 2012-07-18 Richard Guenther <rguenther@suse.de>
2101 * tree.h (get_object_or_type_alignment): Remove.
2102 * builtins.c (get_object_alignment_2): New function copied from
2103 get_object_alignment_1. Take extra argument to indicate whether
2104 we take the address of EXP. Rework to use type alignment information
2105 if not, and return whether the result is an approximation or not.
2106 (get_object_alignment_1): Wrap around get_object_alignment_2.
2107 (get_pointer_alignment_1): Call get_object_alignment_2 indicating
2108 we take the address.
2109 (get_object_or_type_alignment): Remove.
2110 * expr.c (expand_assignment): Call get_object_alignment.
2111 (expand_expr_real_1): Likewise.
2113 2012-07-18 Nick Clifton <nickc@redhat.com>
2115 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2117 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
2119 * config/sh/sh.md (mulsidi3, umulsidi3): Remove constraints in
2120 expander. Use arith_reg_dest predicate.
2121 (rotldi3, rotrdi3): Remove constraints in expander.
2122 (adddi3_compact, subdi3_compact, mulsidi3_compact, umulsidi3_compact,
2123 ashlsi3_n, *ashlhi3_n, ashrsi2_16, ashrsi2_31, lshrsi3_n): Convert to
2126 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
2129 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2131 * config/sh/sh.c (sh_option_override): Do not change
2132 flag_finite_math_only. Set TARGET_IEEE to complement of
2133 flag_finite_math_only.
2134 * doc/invoke.texi (SH options): Add mno-ieee. Correct description
2135 of mieee and mno-ieee behavior.
2137 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
2139 * graphite-poly.c (print_pbb_body): Fixup dump_bb call.
2141 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
2143 * dumpfile.h (TDF_COMMENT): New define.
2144 * basic-block.h (EDGE_FALLTHRU, EDGE_ABNORMAL, EDGE_ABNORMAL_CALL,
2145 EDGE_EH, EDGE_FAKE, EDGE_DFS_BACK, EDGE_CAN_FALLTHRU,
2146 EDGE_IRREDUCIBLE_LOOP, EDGE_SIBCALL, EDGE_LOOP_EXIT, EDGE_TRUE_VALUE,
2147 EDGE_FALSE_VALUE, EDGE_EXECUTABLE, EDGE_CROSSING, EDGE_PRESERVE):
2148 Move to new file cfg-flags.h.
2149 (enum cfg_edge_flags): New enum, using cfg-flags.h.
2150 (EDGE_ALL_FLAGS): Compute value automatically.
2151 (BB_NEW, BB_REACHABLE, BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK,
2152 BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION,
2153 BB_DUPLICATED, BB_NON_LOCAL_GOTO_TARGET, BB_RTL,
2154 BB_FORWARDER_BLOCK, BB_NONTHREADABLE_BLOCK, BB_MODIFIED, BB_VISITED,
2155 BB_IN_TRANSACTION): Move to new file cfg-flags.h.
2156 (enum bb_flags): Rename to cfg_bb_flags. Use cfg-flags.h.
2157 (BB_ALL_FLAGS): New, compute value automatically.
2158 (dump_bb_info): Update prototype.
2159 (dump_edge_info): Update prototype.
2160 * cfg-flags.h: New file.
2161 * cfg.c (dump_edge_info): Take flags argument. Be verbose only if
2162 TDF_DETAILS and not TDF_SLIM. Include cfg-flags.h for bitnames.
2163 Check that the edge flags are within the range of EDGE_ALL_FLAGS.
2164 (debug_bb): Update dump_bb call.
2165 (dump_cfg_bb_info): Remove.
2166 (dump_bb_info): New function. Use cfg-flags.h for bitnames.
2167 Adjust verbosity using TDF_* flags. Check that the basic block flags
2168 are within the range of BB_ALL_FLAGS.
2169 (brief_dump_cfg): Use dump_bb_info instead of dump_cfg_bb_info.
2170 * cfghooks.h (struct cfghooks): Update dump_bb hook, take a FILE
2171 first for consistency with other dump functions.
2172 (dump_bb): Update prototype accordingly.
2173 * cfghooks.c: Include dumpfile.h.
2174 (verify_flow_info): Update dump_edge_info calls.
2175 (dump_bb): Take a flags argument and pass it around.
2176 Use dump_bb_info to dump common information about a basic block.
2177 (dump_flow_info): Moved here from cfgrtl.c. Make IL agnostic.
2178 (debug_flow_info): Moved here from cfgrtl.c.
2179 * profile.c (is_edge_inconsistent): Update dump_bb calls.
2180 * loop-invariant.c (find_defs): Update print_rtl_with_bb call.
2181 * rtl.h (debug_bb_n_slim, debug_bb_slim, print_rtl_slim,
2182 print_rtl_slim_with_bb): Remove prototypes.
2183 (dump_insn_slim): Adjust prototype to take a const_rtx.
2184 (print_rtl_with_bb): Adjust prototype.
2185 * sched-rgn.c (debug_region): Use dump_bb instead of debug_bb_n_slim.
2186 * sched-vis.c (dump_insn_slim): Take a const_rtx.
2187 (debug_insn_slim): Prototype here near DEBUG_FUNCTION marker.
2188 (print_rtl_slim_with_bb): Remove.
2189 (print_rtl_slim): Rename to debug_rtl_slim. Print only insn info,
2190 not basic block info (print_rtl_with_bb with TDF_SLIM should be used
2191 for that. Prototype here near DEBUG_FUNCTION marker.
2192 (debug_bb_slim): Prototype here near DEBUG_FUNCTION marker.
2194 (debug_bb_n_slim): Prototype here near DEBUG_FUNCTION marker.
2195 * tree-cfg.c (gimple_can_merge_blocks_p): Use EDGE_COMPLEX.
2196 (remove_bb): Update dump_bb call.
2197 (gimple_debug_bb): Use dump_bb.
2198 (dump_function_to_file): Update gimple_dump_bb call.
2199 (print_loops_bb): Likewise.
2200 * tree-flow.h (gimple_dump_bb): Update prototype.
2201 * gimple-pretty-print.c (dump_bb_header): Rename to
2202 dump_gimple_bb_header. Write to a stream instead of a pretty
2203 printer. Use dump_bb_info to dump basic block info.
2204 (dump_bb_end): Rename to dump_gimple_bb_footer. Write to a
2205 stream instead of a pretty printer. Use dump_bb_info.
2206 (gimple_dump_bb_buff): Do not call dump_bb_header and dump_bb_end.
2207 (gimple_dump_bb): Do it here with dump_gimple_bb_header and
2208 dump_gimple_bb_footer.
2209 * cfgrtl.c (rtl_dump_bb): Update prototype. Only dump DF if the
2210 dump flags have TDF_DETAILS. Use dump_insn_slim if TDF_SLIM.
2211 (print_rtl_with_bb): Take a flags argument and pass it around.
2212 Use dump_insn_slim if TDF_SLIM.
2213 (dump_bb_info): Removed and re-incarnated in cfg.c.
2214 (dump_flow_info): Moved to cfghooks.c.
2215 (debug_flow_info): Moved to cfghooks.c.
2216 * passes.c (execute_function_dump): Unconditionally use
2217 print_rtl_with_bb for RTL dumps, now that it understands TDF_SLIM.
2218 * final.c (dump_basic_block_info): Update dump_edge_info calls.
2219 * tree-vrp.c (dump_asserts_for): Likewise.
2220 * ifcvt.c (if_convert): Unconditionally use print_rtl_with_bb.
2221 * tree-if-conv.c (if_convertible_bb_p): Don't look at
2222 EDGE_ABNORMAL_CALL, it has no meaning in the GIMPLE world.
2223 * trans-mem.c (make_tm_edge): Don't set EDGE_ABNORMAL_CALL,
2224 for the same reason.
2225 * config/rl78/rl78.c (rl78_reorg): Update print_rtl_with_bb calls.
2227 2012-07-17 Richard Guenther <rguenther@suse.de>
2229 * tree-vect-data-refs.c (vect_get_new_vect_var): Add referenced
2230 vars here, use create_tmp_reg where appropriate.
2231 (vect_create_addr_base_for_vector_ref): Do not add referenced
2232 vars here, use create_tmp_reg where appropriate.
2233 (vect_create_data_ref_ptr): Likewise.
2234 (vect_create_destination_var): Likewise.
2235 (vect_permute_store_chain): Likewise.
2236 (vect_permute_load_chain): Likewise.
2237 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks):
2239 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
2240 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
2241 (vect_handle_widen_op_by_const): Likewise.
2242 * tree-vect-stmts.c (vect_init_vector): Likewise.
2243 (vectorizable_load): Likewise.
2245 2012-07-17 Tom de Vries <tom@codesourcery.com>
2247 * hwint.c: Fix loop range.
2249 2012-07-17 Tom de Vries <tom@codesourcery.com>
2251 * double-int.h (double_int_popcount): New inline function.
2252 * hwint.c (popcount_hwi): New function.
2253 * hwint.h (popcount_hwi): Declare function. New inline function.
2255 2012-07-17 Richard Henderson <rth@redhat.com>
2257 * tree-vect-stmts.c (supportable_widening_operation): Remove decl
2259 (vectorizable_conversion): Update supportable_widening_operation call.
2260 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
2261 (vect_recog_widen_shift_pattern): Likewise.
2262 * tree-vectorizer.h: Update decl.
2264 2012-07-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2265 Ulrich Weigand <ulrich.weigand@linaro.org>
2267 * common/config/arm/arm-common.c (arm_option_optimization_table):
2268 Enable -fsched-pressure by default while optimizing.
2269 * config/arm/arm.c (arm_option_override): Use the alternate scheduler
2270 pressure algorithm by default.
2272 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
2274 * config/sh/sh.h (CONST_OK_FOR_I06): Delete.
2275 (CONST_OK_FOR_I10): Move macro to ...
2276 * config/sh/sh.c: ... here.
2277 (sh_legitimate_index_p): Use satisfies_constraint_I06 instead of
2280 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
2282 * config/sh/sh.md: Delete mov related define_peephole patterns.
2284 2012-07-16 Jonathan Wakely <jwakely.gcc@gmail.com>
2287 * doc/install.texi (Installing GCC): Refer to instructions for
2288 released versions. Fix hyphenation.
2290 2012-07-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2292 * config/spu/spu.c (targetm): Move to bottom of file.
2293 (spu_attribute_table): Likewise.
2294 (spu_option_override, spu_init_builtins, spu_builtin_decl,
2295 spu_scalar_mode_supported_p, spu_vector_mode_supported_p,
2296 spu_legitimate_address_p, spu_addr_space_legitimate_address_p,
2297 adjust_operand, get_pic_reg, need_to_save_reg, frame_emit_store,
2298 frame_emit_load, frame_emit_add_imm, emit_nop_for_insn,
2299 insn_clobbers_hbr, spu_emit_branch_hint, spu_emit_vector_compare,
2300 get_branch_target, spu_machine_dependent_reorg, spu_sched_issue_rate,
2301 spu_sched_variable_issue, spu_sched_adjust_cost, spu_sched_init_global,
2302 spu_sched_init, spu_sched_reorder, spu_handle_fndecl_attribute,
2303 spu_handle_vector_attribute, spu_pass_by_reference, spu_function_arg,
2304 spu_function_arg_advance, spu_build_builtin_va_list, spu_va_start,
2305 spu_gimplify_va_arg_expr, store_with_one_insn_p, reg_aligned_for_addr,
2306 spu_assemble_integer, spu_asm_globalize_label, spu_rtx_costs,
2307 spu_function_ok_for_sibcall, spu_init_libfuncs, spu_return_in_memory,
2308 spu_encode_section_info, spu_legitimize_address,
2309 spu_addr_space_legitimize_address, spu_builtin_mask_for_load,
2310 spu_builtin_vectorization_cost, spu_vector_alignment_reachable,
2311 spu_addr_space_pointer_mode, spu_addr_space_address_mode,
2312 spu_addr_space_subset_p, spu_addr_space_convert, spu_sms_res_mii,
2313 spu_section_type_flags, spu_select_section, spu_unique_section,
2314 spu_trampoline_init, spu_conditional_register_usage,
2315 spu_ref_may_alias_errno, spu_output_mi_thunk, spu_unwind_word_mode,
2316 spu_libgcc_cmp_return_mode, spu_libgcc_shift_count_mode,
2317 spu_setup_incoming_varargs): Remove prototypes.
2318 (spu_legitimize_address): Add "static" to definition.
2320 2012-07-16 Jakub Jelinek <jakub@redhat.com>
2322 * config/i386/rtmintrin.h (_xabort): Remove trailing semicolon.
2324 2012-07-16 Ulrich Weigand <ulrich.weigand@linaro.org>
2326 * tree-ssa-ccp.c (optimize_unreachable): Check gsi_end_p
2327 before calling gsi_stmt.
2329 2012-07-16 Kirill Yukhin <kirill.yukhin@intel.com>
2332 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
2334 * config/i386/i386.md (stack_protect_set): Disable the pattern
2335 for Android since Android libc (bionic) does not provide random
2336 value for stack protection guard at gs:0x14. Guard value
2337 will be provided from external symbol (default implementation).
2338 (stack_protect_set_<mode>): Likewise.
2339 (stack_protect_test): Likewise.
2340 (stack_protect_test_<mode>): Likewise.
2342 2012-07-16 H.J. Lu <hongjiu.lu@intel.com>
2346 * gimple.c (gimple_types_compatible_p_1): Restore type attribute
2349 2012-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
2351 * opts.c (default_option): Add -fvect-cost-model to default options
2354 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
2356 * graphite-clast-to-gimple.c, graphite-dependences.c,
2357 graphite-sese-to-poly.c: Include tree-pass.h instead of dumpfile.h
2358 for pass TODO flags.
2359 * Makefile.in: Fix dependencies.
2361 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
2363 * haifa-sched.c (init_before_recovery): Do not set EDGE_CAN_FALLTHRU.
2364 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
2366 * function.c (stack_protect_epilogue): Use expand_call to expand
2367 targetm.stack_protect_fail.
2368 * stmt.c (expand_expr_stmt): Remove now-unused function.
2369 * tree.h (expand_expr_stmt): Remove prototype.
2370 * doc/tm.texi.in (TARGET_STACK_PROTECT_FAIL): Document that this
2371 hook must return a CALL_EXPR.
2372 * doc/tm.texi: Regenerate.
2374 * emit-rtl.c (emit_label_before): Do not allow the same label
2375 to be emitted twice.
2376 (emit_label_after): Likewise.
2377 (emit_label): Likewise.
2379 * flags.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
2380 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): Move to tree.h.
2381 * tree.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
2382 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): New home.
2384 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
2386 * system.h (dump_file): Do not define.
2387 * tree-pass.h: Include dumpfile.h, which is a new file containing...
2388 (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p,
2389 dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p,
2390 dump_flag_name, dump_file, dump_flags, dump_file_name,
2391 get_dump_file_info, struct dump_file_info): all of this, moved to...
2392 * dumpfile.h: Here, new file.
2393 * tree-dump.h: Include dumpfile.h, but not tree-pass.h.
2394 (dump_stmt): Remove prototype for C++ specific function.
2395 (dump_enumerated_decls): Move prototype from here...
2396 * tree-flow.h (dump_enumerated_decls): ... to here.
2397 (get_ref_base_and_extent) Move prototype from here ...
2398 * tree.h (get_ref_base_and_extent) ... to here.
2399 * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because
2400 gimple-pretty-print.h is enough. Do not include tree-dump.h,
2401 include timevar.h and dumpfile.h instead.
2402 (struct numbered_tree_d, compare_decls_by_uid,
2403 dump_enumerated_decls_push, dump_enumerated_decls): Move from here ...
2404 * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid,
2405 dump_enumerated_decls_push, dump_enumerated_decls):... to here.
2406 Do not include timevar.h.
2407 * tree.c: Do not include timevar.h.
2408 * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and
2410 (dump_cfg_stats): Use current_function_name.
2411 (gimple_cfg2vcg): Likewise.
2412 (dump_function_to_file): Likewise.
2413 * df-scan.c: Do not include tree-pass.h and timevar.h.
2415 (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not
2416 use print_current_pass.
2417 * df-problems.c: Include dumpfile.h.
2418 Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it
2419 leads to errors in the code not selected.
2420 (df_note_compute): Do not print_rtl_with_bb here. Fix compilation
2421 bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here.
2422 * lcm.c: Include dumpfile.h.
2423 Remove obsolete include of insn-attr.h.
2424 * dojump.c (do_compare_rtx_and_jump): Remove failure printing for
2425 missing probability notes.
2426 * stmt.c: Include dumpfile.h.
2427 (emit_case_decision_tree): Re-enable printing expand details only
2429 * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c,
2430 cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c,
2431 cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c,
2432 coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c,
2433 dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c,
2434 function.c, fwprop.c, gcse.c, gimple-fold.c,
2435 gimple-pretty-print.c, gimple-ssa-strength-reduction.c,
2436 gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c,
2437 graphite-dependences.c, graphite-interchange.c,
2438 graphite-optimize-isl.c, graphite-poly.c,
2439 graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c,
2440 ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c,
2441 ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c,
2442 ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c,
2443 jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c,
2444 loop-unroll.c, loop-unswitch.c, lower-subreg.c,
2445 lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c,
2446 mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c,
2447 plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c,
2448 print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c,
2449 regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c,
2450 sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c,
2451 store-motion.c, tracer.c, trans-mem.c, tree-affine.c,
2452 tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c,
2453 tree-data-ref.c, tree-diagnostic.c, tree-dump.c,
2454 tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c,
2455 tree-mudflap.c, tree-nrv.c, tree-object-size.c,
2456 tree-optimize.c, tree-outof-ssa.c, tree-predcom.c,
2457 tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c,
2458 tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c,
2459 tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c,
2460 tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c,
2461 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c,
2462 tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c,
2463 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
2464 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
2465 tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c,
2466 tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c,
2467 tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c,
2468 tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c,
2469 tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c,
2470 tree-ssa-threadedge.c, tree-ssa-threadupdate.c,
2471 tree-ssa-uncprop.c, tree-ssa-uninit.c,
2472 tree-switch-conversion.c, tree-tailcall.c,
2473 tree-vect-data-refs.c, tree-vect-loop.c,
2474 tree-vect-loop-manip.c, tree-vectorizer.c,
2475 tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c,
2476 tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h
2477 only if needed. If tree-pass.h is included, do not include timevar.h
2478 and dumpfile.h. If tree-pass.h is not included but dump_file, or
2479 dump_flags, or the TDF_* flags are used, include dumpfile.h.
2480 If gimple-pretty-print.h is included, don't include
2481 tree-pretty-print.h. Remove assorted unnecessary includes.
2483 * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c,
2484 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
2485 config/spu/spu.c, config/mep/mep.c, config/i386/i386.c:
2487 * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h.
2488 * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep,
2489 spu/t-spu-elf: Fix dependencies.
2491 2012-07-16 Dehao Chen <dehao@google.com>
2494 2012-07-10 Dehao Chen <dehao@google.com>
2496 * tree.h (phi_arg_d): New field.
2497 * tree-flow-inline.h (gimple_phi_arg_block): New function.
2498 (gimple_phi_arg_block_from_edge): New function.
2499 (gimple_phi_arg_set_block): New function.
2500 (gimple_phi_arg_has_block): New function.
2501 (redirect_edge_var_map_block): New function.
2502 * tree-flow.h (_edge_var_map): New field.
2503 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
2504 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
2505 redirect_edge_var_map_add.
2506 * tree-outof-ssa.c (_elim_graph): New field.
2507 (insert_partition_copy_on_edge): New parameter.
2508 (insert_value_copy_on_edge): New parameter.
2509 (insert_rtx_to_part_on_edge): New parameter.
2510 (insert_part_to_rtx_on_edge): New parameter.
2511 (elim_graph_add_edge): New parameter.
2512 (elim_graph_remove_succ_edge): New parameter.
2513 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
2514 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
2515 (new_elim_graph): Add block debug info.
2516 (clear_elim_graph): Likewise.
2517 (delete_elim_graph): Likewise.
2518 (elim_graph_add_node): Likewise.
2519 (elim_graph_add_edge): Likewise.
2520 (elim_graph_remove_succ_edge): Likewise.
2521 (eliminate_build): Likewise.
2522 (elim_forward): Likewise.
2523 (elim_unvisited_predecessor): Likewise.
2524 (elim_backward): Likewise.
2525 (elim_create): Likewise.
2526 (eliminate_phi): Likewise.
2527 (insert_backedge_copies): Likewise.
2528 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
2530 (rewrite_add_phi_arguments): Likewise.
2531 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
2532 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
2533 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
2534 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
2535 * tree-ssa-loop-manip.c (create_iv): Likewise.
2536 (add_exit_phis_edge): Likewise.
2537 (split_loop_exit_edge): Likewise.
2538 (copy_phi_node_args): Likewise.
2539 (tree_transform_and_unroll_loop): Likewise.
2540 * value-prof.c (gimple_ic): Likewise.
2541 (gimple_stringop_fixed_value): Likewise.
2542 * tree-tailcall.c (add_successor_phi_arg): Likewise.
2543 (eliminate_tail_call): Likewise.
2544 (create_tailcall_accumulator): Likewise.
2545 (tree_optimize_tail_calls_1): Likewise.
2546 * tree-phinodes.c (add_phi_arg): Likewise.
2547 (make_phi_node): Likewise.
2548 (resize_phi_node): Likewise.
2549 (remove_phi_arg_num): Likewise.
2550 * omp-low.c (expand_parallel_call): Likewise.
2551 (expand_omp_for_static_chunk): Likewise.
2552 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
2554 (slpeel_update_phi_nodes_for_guard1): Likewise.
2555 (slpeel_update_phi_nodes_for_guard2): Likewise.
2556 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2557 (set_prologue_iterations): Likewise.
2558 (slpeel_tree_peel_loop_to_edge): Likewise.
2559 (vect_loop_versioning): Likewise.
2560 * tree-parloops.c (create_phi_for_local_result): Likewise.
2561 (transform_to_exit_first_loop): Likewise.
2562 (create_parallel_loop): Likewise.
2563 * ipa-split.c (split_function): Likewise.
2564 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
2565 (vect_create_epilog_for_reduction): Likewise.
2566 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
2567 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
2568 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2569 (cond_if_else_store_replacement_1): Likewise.
2570 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
2571 (remove_forwarder_block_with_phi): Likewise.
2572 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
2573 * tree-predcom.c (initialize_root_vars): Likewise.
2574 (initialize_root_vars_lm): Likewise.
2575 * sese.c (sese_add_exit_phis_edge): Likewise.
2576 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2577 * tree-ssa.c (flush_pending_stmts): Likewise.
2578 (redirect_edge_var_map_add): Likewise.
2579 (ssa_redirect_edge): Likewise.
2580 * gimple-streamer-in.c (input_phi): Likewise.
2581 * tree-vect-stmts.c (vectorizable_load): Likewise.
2582 * tree-inline.c (copy_phis_for_bb): Likewise.
2583 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2584 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
2585 * tree-cfg.c (reinstall_phi_args): Likewise.
2586 (gimple_make_forwarder_block): Likewise.
2587 (add_phi_args_after_copy_edge): Likewise.
2588 (gimple_duplicate_sese_tail): Likewise.
2590 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
2592 * config/i386/i386.md (stack_protect_set): Disable the pattern
2593 for Android since Android libc (bionic) does not provide random
2594 value for stack protection guard at gs:0x14. Guard value
2595 will be provided from external symbol (default implementation).
2596 (stack_protect_set_<mode>): Likewise.
2597 (stack_protect_test): Likewise.
2598 (stack_protect_test_<mode>): Likewise.
2600 2012-07-16 Hans-Peter Nilsson <hp@axis.com>
2602 * config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
2603 * config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
2604 CONSTANT_P and cris_legitimate_address_p.
2605 * config/cris/cris.c (cris_legitimate_address_p): Make non-static.
2606 (cris_preferred_reload_class): Don't return GENERAL_REGS as
2607 preferred to MOF_SRP_REGS.
2609 * config/cris/cris.c (cris_init_libfuncs): Handle initialization
2610 of library functions for basic atomic compare-and-swap.
2611 * config/cris/cris.h (TARGET_ATOMICS_MAY_CALL_LIBFUNCS): New macro.
2612 * config/cris/cris.opt (munaligned-atomic-may-use-library): New option.
2613 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>")
2614 ("cris_atomic_fetch_<atomic_op_name><mode>_1")
2615 ("atomic_compare_and_swap<mode>")
2616 ("cris_atomic_compare_and_swap<mode>_1"): Make conditional on
2617 TARGET_ATOMICS_MAY_CALL_LIBFUNCS for sizes larger than byte.
2618 * config/cris/cris.c (cris_print_operand) <case 'P', 'q'>: New cases.
2619 * config/cris/sync.md (atomic_op_op_cnstr): New code_attr.
2620 (atomic_op_op_pred): Ditto.
2621 (atomic_op_mnem_pre_op2): Renamed from atomic_op_mnem_pre; to
2622 reflect the change to include %2 in expansion. All callers changed.
2623 (qm3): New mode_attr.
2624 ("atomic_fetch_<atomic_op_name><mode>"): Use <atomic_op_op_pred>
2625 as predicate for operand 2.
2626 ("cris_atomic_fetch_<atomic_op_name><mode>_1"): Update FIXME. Use
2627 "<atomic_op_op_pred>" "<atomic_op_op_cnstr>" for predicate and
2628 constraint for operand 2.
2629 ("atomic_compare_and_swap<mode>"): Add FIXME. Change predicate to
2630 nonmemory_operand for operand 3.
2631 ("cris_atomic_compare_and_swap<mode>_1"): Change operand 3 to
2632 exclude memory. Improve emitted sync code for v10 and v32. Use
2633 <qm3> instead of <m> for size designator for cmp.
2634 ("atomic_compare_and_swap<mode>"): Change predicate to
2635 nonmemory_operand for operand 3. Add FIXME.
2636 ("cris_atomic_compare_and_swap<mode>_1"): Change predicates and
2637 constraints for operand 3 to exclude memory.
2638 ("atomic_fetch_<atomic_op_name><mode>")
2639 ("atomic_compare_and_swap<mode>"): Gate expand_mem_thread_fence
2640 calls on result of call to need_atomic_barrier_p.
2642 2012-07-15 Richard Sandiford <rdsandiford@googlemail.com>
2644 * config/mips/mips.md (move_type): Replace mfhilo and mthilo
2646 (type): Split mfhilo into mfhi and mflo. Split mthilo into mthi
2647 and mtlo. Adjust move_type->type mapping.
2648 (may_clobber_hilo): Split mthilo into mthi and mtlo.
2649 (*movdi_32bit, *movdi_32bit_mips16, *movdi_64bit, *movdi_64bit_mips16)
2650 (*mov<mode>_internal, *mov<mode>_mips16, *movhi_internal)
2651 (*movhi_mips16, *movqi_internal, *movqi_mips16): Use mtlo and mflo
2652 instead of mthilo and mfhilo.
2653 (mfhi<GPR:mode>_<HILO:mode>): Use mfhi instead of mfhilo.
2654 (mthi<GPR:mode>_<HILO:mode>): Use mthi instead of mthilo.
2655 * config/mips/mips-dsp.md (mips_extr_w, mips_extr_r_w, mips_extr_rs_w)
2656 (mips_extr_s_h, mips_extp, mips_extpdp, mips_shilo, mips_mthlip):
2657 Use mflo instead of mfhilo.
2658 * config/mips/10000.md (r10k_arith): Split mthilo.
2659 (r10k_mfhi, r10k_mflo): Use mfhi and mflo directly.
2660 * config/mips/sb1.md (ir_sb1_mfhi, ir_sb1_mflo): Likewise.
2661 (ir_sb1_mthilo): Split mthilo into mthi and mtlo.
2662 * config/mips/20kc.md (r20kc_imthilo, r20kc_imfhilo): Split
2664 * config/mips/24k.md (r24k_int_mfhilo, r24k_int_mthilo): Likewise.
2665 * config/mips/4130.md (vr4130_class, vr4130_mfhilo, vr4130_mthilo):
2667 * config/mips/4k.md (r4k_int_mthilo, r4k_int_mfhilo): Likewise.
2668 * config/mips/5400.md (ir_vr54_hilo): Likewise.
2669 * config/mips/5500.md (ir_vr55_mthilo, ir_vr55_mfhilo): Likewise.
2670 * config/mips/5k.md (r5k_int_mthilo, r5k_int_mfhilo): Likewise.
2671 * config/mips/7000.md (rm7_mthilo, rm7_mfhilo): Likewise.
2672 * config/mips/74k.md (r74k_int_mfhilo, r74k_int_mthilo): Likewise.
2673 * config/mips/9000.md (rm9k_mfhilo, rm9k_mthilo): Likewise.
2674 * config/mips/generic.md (generic_hilo): Likewise.
2675 * config/mips/loongson2ef.md (ls2_alu): Likewise.
2676 * config/mips/loongson3a.md (ls3a_mfhilo): Likewise.
2677 * config/mips/octeon.md (octeon_imul_o1, octeon_imul_o2)
2678 (octeon_mfhilo_o1, octeon_mfhilo_o2): Likewise.
2679 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
2680 * config/mips/xlr.md (xlr_hilo): Likewise.
2682 2012-07-14 Andrew Stubbs <ams@codesourcery.com>
2683 Sandra Loosemore <sandra@codesourcery.com>
2685 * config/sh/sh.h (SH_ASM_SPEC): Add spaces between options.
2687 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2689 * config/i386/i386.c (ix86_set_reg_reg_cost): Enable TFmode/TCmode
2692 2012-07-14 Steven Bosscher <steven@gcc.gnu.org>
2694 * toplev.c (init_asm_output): Open asm_out_file in 'w' mode.
2696 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
2699 * config/spu/spu.c (spu_init_cost): Mark static.
2700 (spu_add_stmt_cost): Likewise.
2701 (spu_finish_cost): Likewise.
2702 (spu_destroy_cost_data): Likewise.
2703 * config/i386/i386.c (ix86_init_cost): Mark static.
2704 (ix86_add_stmt_cost): Likewise.
2705 (ix86_finish_cost): Likewise.
2706 (ix86_destroy_cost_data): Likewise.
2707 * config/rs6000/rs6000.c (rs6000_init_cost): Mark static.
2708 (rs6000_add_stmt_cost): Likewise.
2709 (rs6000_finish_cost): Likewise.
2710 (rs6000_destroy_cost_data): Likewise.
2712 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
2714 * ggc.h (ggc_internal_alloc_stat, ggc_alloc_typed_stat,
2715 ggc_internal_cleared_alloc_stat, ggc_cleared_alloc_htab_ignore_args,
2716 ggc_cleared_alloc_ptr_array_two_args, ggc_splay_alloc): Add
2718 * alloc-pool.h (pool_alloc): Likewise.
2720 * final.c (final): Do not loop to find max_uid.
2722 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
2724 * emit-rtl.c (make_debug_insn_raw, make_jump_insn_raw): Make static.
2725 * rtl.h (make_debug_insn_raw, make_jump_insn_raw): Remove prototypes.
2727 2012-07-13 Richard Guenther <rguenther@suse.de>
2729 PR tree-optimization/53907
2730 * tree-ssa-forwprop.c (associate_pointerplus): New function.
2731 (ssa_forward_propagate_and_combine): Call it.
2733 2012-07-13 Richard Guenther <rguenther@suse.de>
2735 PR tree-optimization/53922
2736 * tree-vrp.c (value_inside_range): Change prototype to take
2737 min/max instead of value-range.
2738 (range_includes_zero_p): Likewise. Return the result from
2740 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2741 return value from range_includes_zero_p.
2742 (extract_range_from_unary_expr_1): Likewise.
2743 (compare_range_with_value): Likewise.
2744 (vrp_meet_1): Likewise.
2746 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
2748 * doc/tm.texi: Regenerate.
2749 * doc/tm.texi.in (TARGET_VECTORIZE_INIT_COST): New hook.
2750 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
2751 (TARGET_VECTORIZE_FINISH_COST): Likewise.
2752 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
2753 * targhooks.c (default_init_cost): New function.
2754 (default_add_stmt_cost): Likewise.
2755 (default_finish_cost): Likewise.
2756 (default_destroy_cost_data): Likewise.
2757 * targhooks.h (default_init_cost): New decl.
2758 (default_add_stmt_cost): Likewise.
2759 (default_finish_cost): Likewise.
2760 (default_destroy_cost_data): Likewise.
2761 * target.def (init_cost): New DEFHOOK.
2762 (add_stmt_cost): Likewise.
2763 (finish_cost): Likewise.
2764 (destroy_cost_data): Likewise.
2765 * target.h (struct _stmt_vec_info): New extern decl.
2766 (stmt_vectype): Likewise.
2767 (stmt_in_inner_loop_p): Likewise.
2768 * tree-vectorizer.h (stmt_info_for_cost): New struct/typedef.
2769 (stmt_vector_for_cost): New VEC/typedef.
2770 (add_stmt_info_to_vec): New function.
2771 (struct _slp_tree): Remove cost.inside_of_loop field.
2772 (struct _slp_instance): Remove cost.inside_of_loop field; add
2773 stmt_cost_vec field.
2774 (SLP_INSTANCE_INSIDE_OF_LOOP_COST): Remove macro.
2775 (SLP_INSTANCE_STMT_COST_VEC): New accessor macro.
2776 (SLP_TREE_INSIDE_OF_LOOP_COST): Remove macro.
2777 (struct _vect_peel_extended_info): Add stmt_cost_vec field.
2778 (struct _loop_vec_info): Add target_cost_data field.
2779 (LOOP_VINFO_TARGET_COST_DATA): New accessor macro.
2780 (struct _bb_vec_info): Add target_cost_data field.
2781 (BB_VINFO_TARGET_COST_DATA): New accessor macro.
2782 (struct _stmt_vec_info): Remove cost.inside_of_loop field.
2783 (STMT_VINFO_INSIDE_OF_LOOP_COST): Remove macro.
2784 (stmt_vinfo_set_inside_of_loop_cost): Remove function.
2785 (init_cost): New function.
2786 (add_stmt_cost): Likewise.
2787 (finish_cost): Likewise.
2788 (destroy_cost_data): Likewise.
2789 (vect_model_simple_cost): Change parameter list.
2790 (vect_model_store_cost): Likewise.
2791 (vect_model_load_cost): Likewise.
2792 (record_stmt_cost): New extern decl.
2793 (vect_get_load_cost): Change parameter list.
2794 (vect_get_store_cost): Likewise.
2795 * tree-vect-loop.c (new_loop_vec_info): Call init_cost.
2796 (destroy_loop_vec_info): Call destroy_cost_data.
2797 (vect_estimate_min_profitable_iters): Remove old calculation of
2798 inside costs; call finish_cost instead.
2799 (vect_model_reduction_cost): Call add_stmt_cost instead of old
2800 inside-costs calculation.
2801 (vect_model_induction_cost): Likewise.
2802 * tree-vect-data-refs.c (vect_get_data_access_cost): Change to
2803 return a stmt_vector_for_cost; modify calls to vect_get_load_cost
2804 and vect_get_store_cost to obtain the value to return.
2805 (vect_peeling_hash_get_lowest_cost): Obtain a stmt_cost_vec from
2806 vect_get_data_access_cost and store it in the minimum peeling
2808 (vect_peeling_hash_choose_best_peeling): Change the parameter list
2809 to add a (stmt_vector_for_cost *) output parameter, and set its value.
2810 (vect_enhance_data_refs_alignment): Ignore the new return value from
2811 calls to vect_get_data_access_cost; obtain stmt_cost_vec from
2812 vect_peeling_hash_choose_best_peeling and pass its contents to the
2814 * tree-vect-stmts.c (stmt_vectype): New function.
2815 (stmt_in_inner_loop_p): Likewise.
2816 (record_stmt_cost): Likewise.
2817 (vect_model_simple_cost): Add stmt_cost_vec parameter; call
2818 record_stmt_cost instead of old calculation; don't call
2819 stmt_vinfo_set_inside_of_loop_cost.
2820 (vect_model_promotion_demotion_cost): Call add_stmt_cost instead of
2821 old calculation; don't call stmt_vinfo_set_inside_of_loop_cost.
2822 (vect_model_store_cost): Add stmt_cost_vec parameter; call
2823 record_stmt_cost instead of old calculation; add stmt_cost_vec
2824 parameter to vect_get_store_cost call; don't call
2825 stmt_vinfo_set_inside_of_loop_cost.
2826 (vect_get_store_cost): Add stmt_cost_vec parameter; call
2827 record_stmt_cost instead of old calculation.
2828 (vect_model_load_cost): Add stmt_cost_vec parameter; call
2829 record_stmt_cost instead of old calculation; add stmt_cost_vec
2830 parameter to vect_get_load_cost call; don't call
2831 stmt_vinfo_set_inside_of_loop_cost.
2832 (vect_get_load_cost): Add stmt_cost_vec parameter; call
2833 record_stmt_cost instead of old calculation.
2834 (vectorizable_call): Add NULL parameter to vect_model_simple_cost call.
2835 (vectorizable_conversion): Likewise.
2836 (vectorizable_assignment): Likewise.
2837 (vectorizable_shift): Likewise.
2838 (vectorizable_operation): Likewise.
2839 (vectorizable_store): Add NULL parameter to vect_model_store_cost call.
2840 (vectorizable_load): Add NULL parameter to vect_model_load_cost call.
2841 (new_stmt_vec_info): Don't set STMT_VINFO_INSIDE_OF_LOOP_COST.
2842 * config/spu/spu.c (TARGET_VECTORIZE_INIT_COST): New macro def.
2843 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
2844 (TARGET_VECTORIZE_FINISH_COST): Likewise.
2845 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
2846 (spu_init_cost): New function.
2847 (spu_add_stmt_cost): Likewise.
2848 (spu_finish_cost): Likewise.
2849 (spu_destroy_cost_data): Likewise.
2850 * config/i386/i386.c (ix86_init_cost): New function.
2851 (ix86_add_stmt_cost): Likewise.
2852 (ix86_finish_cost): Likewise.
2853 (ix86_destroy_cost_data): Likewise.
2854 (TARGET_VECTORIZE_INIT_COST): New macro def.
2855 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
2856 (TARGET_VECTORIZE_FINISH_COST): Likewise.
2857 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
2858 * config/rs6000/rs6000.c (TARGET_VECTORIZE_INIT_COST): New macro def.
2859 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
2860 (TARGET_VECTORIZE_FINISH_COST): Likewise.
2861 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
2862 (rs6000_init_cost): New function.
2863 (rs6000_add_stmt_cost): Likewise.
2864 (rs6000_finish_cost): Likewise.
2865 (rs6000_destroy_cost_data): Likewise.
2866 * tree-vect-slp.c (vect_free_slp_instance): Free stmt_cost_vec.
2867 (vect_create_new_slp_node): Don't set SLP_TREE_INSIDE_OF_LOOP_COST.
2868 (vect_get_and_check_slp_defs): Add stmt_cost_vec parameter; add
2869 stmt_cost_vec parameter to vect_model_store_cost and
2870 vect_model_simple_cost calls.
2871 (vect_build_slp_tree): Remove inside_cost parameter; add stmt_cost_vec
2872 parameter; add stmt_cost_vec parameter to vect_get_and_check_slp_defs,
2873 vect_model_load_cost, and recursive vect_build_slp_tree calls; prevent
2874 calculating cost more than once for loads; remove inside_cost
2875 parameter from recursive vect_build_slp_tree calls; call
2876 record_stmt_cost instead of old calculation.
2877 (vect_analyze_slp_instance): Allocate stmt_cost_vec and save it with
2878 the instance; free it on premature exit; remove inside_cost parameter
2879 from vect_build_slp_tree call; add stmt_cost_vec parameter to
2880 vect_build_slp_tree call; don't set SLP_INSTANCE_INSIDE_OF_LOOP_COST.
2881 (new_bb_vec_info): Call init_cost.
2882 (destroy_bb_vec_info): Call destroy_cost_data.
2883 (vect_bb_vectorization_profitable_p): Call add_stmt_cost for each
2884 statement recorded with an SLP instance; call finish_cost instead of
2885 the old calculation.
2886 (vect_update_slp_costs_according_to_vf): Record statement costs from
2887 SLP instances, multiplying by the appropriate number of copies; don't
2888 update SLP_INSTANCE_INSIDE_OF_LOOP_COST.
2890 2012-07-13 Richard Guenther <rguenther@suse.de>
2893 * builtins.c (get_pointer_alignment_1): Handle constant
2896 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2897 Steven Bosscher <steven@gcc.gnu.org>
2898 Bernd Schmidt <bernds@codesourcery.com>
2900 PR rtl-optimization/53908
2901 * df-problems.c (can_move_insns_across): When doing
2902 memory-reference book-keeping, handle call insns.
2904 2012-07-13 Richard Guenther <rguenther@suse.de>
2906 * gimple.c (gimple_types_compatible_p_1): Remove redundant
2907 type attribute comparisons.
2908 (gimple_canonical_types_compatible_p): Likewise.
2910 2012-07-12 Hans-Peter Nilsson <hp@axis.com>
2912 PR rtl-optimization/53176
2913 * rtlanal.c (rtx_cost): Adjust default cost for X with a
2914 UNITS_PER_WORD factor for all X according to the size of
2915 its mode, not just for SUBREGs with untieable modes.
2916 Handle SET. Use factor * factor for MULT, DIV, UDIV,
2919 2012-07-12 Uros Bizjak <ubizjak@gmail.com>
2921 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2922 QImode and HImode splitters. Use ix86_comparison_operator.
2923 Explicitly match FLAGS_REG.
2924 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2926 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
2928 * expr.h (can_move_by_pieces): Move prototype from here ...
2929 * tree.h (can_move_by_pieces): ... to here.
2930 * optabs.h (set_widening_optab_handler): Use XCNEW.
2931 * gimplify.c: Do not include expr.h.
2933 * toplev.c: Do not include dwarf2out.h.
2934 * config/ia64/ia64.c: Likewise.
2935 * config/sparc/sparc.c: Likewise.
2936 * config/sparc/t-sparc (sparc.o): Fix dependencies.
2938 * Makefile.in (toplev.o): Fix dependencies
2939 (c-family/c-gimplify.o): Likewise.
2940 (c-family/c-common.o): Likewise.
2942 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
2944 * basic-block.h (struct edge_def): Use basic_block instead of
2946 * cfgloop.h (struct loop_exit, struct loop): Likewise.
2947 * gengenrtl.c (type_from_format): Likewise. Also for 'tree'
2948 instead of union tree_node *.
2949 * rtl.h (union rtunion_def, emit_insn_before_noloc,
2950 emit_insn_after_noloc, add_insn_before, add_insn_after,
2951 debug_bb_slim): Likewise.
2952 * tree-inline.h (struct copy_body_data): Likewise.
2953 * sched-rgn.c (dump_region_dot): Likewise.
2954 * gimple.h (struct gimple_statement_base, gimple_set_bb,
2955 gsi_move_to_bb_end): Likewise.
2956 * sched-vis.c (debug_bb_slim): Likewise.
2957 (debug_bb_n_slim): Likewise.
2958 * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Likewise.
2959 (mn10300_block_contains_call):
2961 2012-07-11 Greta Yorsh <Greta.Yorsh@arm.com>
2964 * config/arm/arm.c (arm_early_load_addr_dep): Handle new
2967 2012-07-11 Jonathan Wakely <jwakely.gcc@gmail.com>
2969 * doc/extend.texi (Namespace Association): Alter cautionary text.
2971 2012-07-10 Oleg Endo <olegendo@gcc.gnu.org>
2974 * config/sh/sh.md: Remove displacement addresssing related splits.
2976 2012-07-10 Xinliang David Li <davidxl@google.com>
2978 * doc/invoke.texi: New option documented.
2979 * flag-types.h: New enum type.
2980 * gimplify.c (gimplify_bind_expr): Control
2981 clobber generation with new option.
2982 (gimplify_target_expr): Ditto.
2983 * common.opt: New option.
2985 2012-07-10 Julian Brown <julian@codesourcery.com>
2987 * config/arm/arm.md (movsi): Don't split symbol refs here.
2988 (define_split): New.
2990 2012-07-10 Andreas Schwab <schwab@linux-m68k.org>
2993 * config/m68k/m68k.c (m68k_epilogue_uses): New.
2994 * config/m68k/m68k.h (EPILOGUE_USES): Use it.
2995 * config/m68k/m68k-protos.h (m68k_epilogue_uses): Add prototype.
2997 2012-07-10 Richard Henderson <rth@redhat.com>
2999 * target.def (builtin_mul_widen_even, builtin_mul_widen_odd): Remove.
3000 * system.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Poison.
3001 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Poison.
3002 * config/i386/i386.c (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): Remove.
3003 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): Remove.
3004 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): Remove.
3005 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): Remove.
3006 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): Remove.
3007 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): Remove.
3008 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): Remove.
3009 (bdesc_args): Remove entries to match.
3010 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): Remove.
3011 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
3012 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
3013 * config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): Remove.
3014 (rs6000_builtin_mul_widen_odd): Remove.
3015 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
3016 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
3017 * config/spu/spu.c (spu_builtin_mul_widen_even): Remove.
3018 (spu_builtin_mul_widen_odd): Remove.
3019 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
3020 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
3021 * doc/tm.texi.in: Don't document the removed hooks.
3023 * tree-vect-stmts.c (supportable_widening_operation): Expand
3024 WIDEN_MULT_EXPR via VEC_WIDEN_MULT_EVEN/ODD_EXPR if possible.
3026 * expmed.c (expmed_mult_highpart): Rename from expand_mult_highpart.
3027 (expmed_mult_highpart_optab): Rename from expand_mult_highpart_optab.
3028 * optabs.c (can_mult_highpart_p): New.
3029 (expand_mult_highpart): New.
3030 * expr.c (expand_expr_real_2) [MULT_HIGHPART_EXPR): Use it.
3031 * tree-vect-generic.c (expand_vector_operations_1): Don't expand
3032 by pieces if can_mult_highpart_p.
3033 (expand_vector_divmod): Use can_mult_highpart_p and always
3034 generate MULT_HIGHPART_EXPR.
3035 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
3036 * tree-vect-stmts.c (vectorizable_operation): Likewise.
3038 * config/spu/spu-builtins.md (spu_mpy): Move to spu.md.
3039 (spu_mpyu, spu_mpyhhu, spu_mpyhh): Likewise.
3040 * config/spu/spu.md (vec_widen_smult_odd_v8hi): Rename from spu_mpy.
3041 (vec_widen_umult_odd_v8hi): Rename from spu_mpyu.
3042 (vec_widen_smult_even_v8hi): Rename from spu_mpyhh.
3043 (vec_widen_umult_even_v8hi): Rename from spu_mpyhhu.
3044 * config/spu/spu-builtins.def: Update pattern names to match.
3046 * config/rs6000/altivec.md (vec_widen_umult_even_v16qi): Rename
3047 from altivec_vmuleub.
3048 (vec_widen_smult_even_v16qi): Rename from altivec_vmulesb.
3049 (vec_widen_umult_even_v8hi): Rename from altivec_vmuleuh.
3050 (vec_widen_smult_even_v8hi): Rename from altivec_vmulesh.
3051 (vec_widen_umult_odd_v16qi): Rename from altivec_vmuloub.
3052 (vec_widen_smult_odd_v16qi): Rename from altivec_vmulosb.
3053 (vec_widen_umult_odd_v8hi): Rename from altivec_vmulouh.
3054 (vec_widen_smult_odd_v8hi): Rename from altivec_vmulosh.
3055 * config/rs6000/rs6000-builtin.def: Update pattern names to match.
3057 * config/i386/sse.md (vec_widen_umult_even_v8si): Rename from
3059 (vec_widen_umult_even_v4si): Rename from sse2_umulv2siv2di3.
3060 (vec_widen_smult_even_v8si): Rename from avx2_mulv4siv4di3.
3061 (mulv4si3): Remove XOP test shadowed by SSE4 test.
3062 * config/i386/i386.c (bdesc_args): Update pattern names.
3063 (ix86_expand_sse2_mulvxdi3): Likewise.
3064 (ix86_expand_mul_widen_evenodd): Likewise. Remove XOP test
3065 shadowed by SSE4 test.
3067 * tree.def (VEC_WIDEN_MULT_EVEN_EXPR, VEC_WIDEN_MULT_ODD_EXPR): New.
3068 * cfgexpand.c (expand_debug_expr): Handle them.
3069 * expr.c (expand_expr_real_2): Likewise.
3070 * fold-const.c (fold_binary_loc): Likewise.
3071 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
3072 * optabs.c (optab_for_tree_code): Likewise.
3073 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
3074 * tree-inline.c (estimate_operator_cost): Likewise.
3075 * tree-pretty-print.c (dump_generic_node): Likewise.
3076 * tree.c (commutative_tree_code): Likewise.
3077 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
3078 Handle type change before looking up optab.
3079 * optabs.h (OTI_vec_widen_umult_even, OTI_vec_widen_umult_odd): New.
3080 (OTI_vec_widen_smult_even, OTI_vec_widen_smult_odd): New.
3081 (vec_widen_umult_even_optab, vec_widen_umult_odd_optab): New.
3082 (vec_widen_smult_even_optab, vec_widen_smult_odd_optab): New.
3083 * genopinit.c (optabs): Initialize them.
3084 * doc/md.texi: Document them.
3086 2012-07-10 Dehao Chen <dehao@google.com>
3088 * tree.h (phi_arg_d): New field.
3089 * tree-flow-inline.h (gimple_phi_arg_block): New function.
3090 (gimple_phi_arg_block_from_edge): New function.
3091 (gimple_phi_arg_set_block): New function.
3092 (gimple_phi_arg_has_block): New function.
3093 (redirect_edge_var_map_block): New function.
3094 * tree-flow.h (_edge_var_map): New field.
3095 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
3096 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
3097 redirect_edge_var_map_add.
3098 * tree-outof-ssa.c (_elim_graph): New field.
3099 (insert_partition_copy_on_edge): New parameter.
3100 (insert_value_copy_on_edge): New parameter.
3101 (insert_rtx_to_part_on_edge): New parameter.
3102 (insert_part_to_rtx_on_edge): New parameter.
3103 (elim_graph_add_edge): New parameter.
3104 (elim_graph_remove_succ_edge): New parameter.
3105 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
3106 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
3107 (new_elim_graph): Add block debug info.
3108 (clear_elim_graph): Likewise.
3109 (delete_elim_graph): Likewise.
3110 (elim_graph_add_node): Likewise.
3111 (elim_graph_add_edge): Likewise.
3112 (elim_graph_remove_succ_edge): Likewise.
3113 (eliminate_build): Likewise.
3114 (elim_forward): Likewise.
3115 (elim_unvisited_predecessor): Likewise.
3116 (elim_backward): Likewise.
3117 (elim_create): Likewise.
3118 (eliminate_phi): Likewise.
3119 (insert_backedge_copies): Likewise.
3120 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
3122 (rewrite_add_phi_arguments): Likewise.
3123 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
3124 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
3125 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
3126 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
3127 * tree-ssa-loop-manip.c (create_iv): Likewise.
3128 (add_exit_phis_edge): Likewise.
3129 (split_loop_exit_edge): Likewise.
3130 (copy_phi_node_args): Likewise.
3131 (tree_transform_and_unroll_loop): Likewise.
3132 * value-prof.c (gimple_ic): Likewise.
3133 (gimple_stringop_fixed_value): Likewise.
3134 * tree-tailcall.c (add_successor_phi_arg): Likewise.
3135 (eliminate_tail_call): Likewise.
3136 (create_tailcall_accumulator): Likewise.
3137 (tree_optimize_tail_calls_1): Likewise.
3138 * tree-phinodes.c (add_phi_arg): Likewise.
3139 (make_phi_node): Likewise.
3140 (resize_phi_node): Likewise.
3141 (remove_phi_arg_num): Likewise.
3142 * omp-low.c (expand_parallel_call): Likewise.
3143 (expand_omp_for_static_chunk): Likewise.
3144 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
3146 (slpeel_update_phi_nodes_for_guard1): Likewise.
3147 (slpeel_update_phi_nodes_for_guard2): Likewise.
3148 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3149 (set_prologue_iterations): Likewise.
3150 (slpeel_tree_peel_loop_to_edge): Likewise.
3151 (vect_loop_versioning): Likewise.
3152 * tree-parloops.c (create_phi_for_local_result): Likewise.
3153 (transform_to_exit_first_loop): Likewise.
3154 (create_parallel_loop): Likewise.
3155 * ipa-split.c (split_function): Likewise.
3156 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
3157 (vect_create_epilog_for_reduction): Likewise.
3158 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
3159 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
3160 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3161 (cond_if_else_store_replacement_1): Likewise.
3162 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
3163 (remove_forwarder_block_with_phi): Likewise.
3164 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
3165 * tree-predcom.c (initialize_root_vars): Likewise.
3166 (initialize_root_vars_lm): Likewise.
3167 * sese.c (sese_add_exit_phis_edge): Likewise.
3168 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3169 * tree-ssa.c (flush_pending_stmts): Likewise.
3170 (redirect_edge_var_map_add): Likewise.
3171 (ssa_redirect_edge): Likewise.
3172 * gimple-streamer-in.c (input_phi): Likewise.
3173 * tree-vect-stmts.c (vectorizable_load): Likewise.
3174 * tree-inline.c (copy_phis_for_bb): Likewise.
3175 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3176 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
3177 * tree-cfg.c (reinstall_phi_args): Likewise.
3178 (gimple_make_forwarder_block): Likewise.
3179 (add_phi_args_after_copy_edge): Likewise.
3180 (gimple_duplicate_sese_tail): Likewise.
3182 2012-07-09 Oleg Endo <olegendo@gcc.gnu.org>
3185 * config/sh/sh.c (sequence_insn_p): New function.
3186 (find_barrier, sh_insn_length_adjustment): Use it.
3188 2012-07-09 Iain Sandoe <iain@codesourcery.com>
3191 * config/i386/i386.c (ix86_fold_builtin): Call SUBTARGET_FOLD_BUILTIN
3193 * config/darwin.h: Rename TARGET_FOLD_BUILTIN to
3194 SUBTARGET_FOLD_BUILTIN.
3195 * config/rs6000/darwin.h: Map TARGET_FOLD_BUILTIN onto
3196 SUBTARGET_FOLD_BUILTIN.
3198 2012-07-09 Iain Sandoe <iain@codesourcery.com>
3200 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Move NeXT
3201 runtime exceptions model setting from here ...
3202 * config/darwin.c (darwin_override_options): ... to here.
3204 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
3206 PR tree-optimization/53887
3207 * tree-cfg.c (group_case_labels_stmt): Make non-static.
3208 * tree-flow.h (group_case_labels_stmt): Add prototype.
3209 * tree-switch-conversion.c (process_switch): Use group_case_labels_stmt
3210 to pre-process every switch.
3212 2012-07-09 Jason Merrill <jason@redhat.com>
3215 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3216 (type_hash_eq): Likewise.
3218 2012-07-09 Tom de Vries <tom@codesourcery.com>
3219 Richard Guenther <rguenther@suse.de>
3221 * tree-ssa-ccp.c (optimize_unreachable): New function.
3222 (execute_fold_all_builtins): Use optimize_unreachable to optimize
3223 BUILT_IN_UNREACHABLE. Don't optimize after BUILT_IN_UNREACHABLE.
3225 2012-07-09 Richard Guenther <rguenther@suse.de>
3228 * graphite-optimize-isl.c: Make sure CU is not empty.
3230 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
3232 * gensupport.c (init_rtx_reader_args_cb): Start counting code
3233 generating patterns from 1 to free up 0 for CODE_FOR_nothing.
3234 * gencodes.c (main): Give CODE_FOR_nothing the value 0. Add
3235 the LAST_INSN_CODE marker at the end.
3236 * genoutput.c (nothing): New static struct data.
3237 (idata): Initialize to ¬hing.
3238 (idata_end): Initialize to ¬hing.next.
3239 (init_insn_for_nothing): New function to create dummy 'nothing' insn.
3241 * genpeep.c (insn_code_number): Remove global variable.
3242 (gen_peephole): Take it as an argument instead.
3243 (main): Take insn_code_number from read_md_rtx.
3244 * optabs.h: Revert r161809:
3245 (optab_handlers): Change type of insn_code back to insn_code.
3246 (optab_handler, widening_optab_handler, set_optab_handler,
3247 set_widening_optab_handler, convert_optab_handler,
3248 set_convert_optab_handler, direct_optab_handler,
3249 set_direct_optab_handler): Remove int casts.
3250 Revert to treating the insn_code field as "insn_code".
3252 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
3254 * config/sh/sh.md (*return_i): Move trap_exit attribute check to ...
3255 * config/sh/sh.c (sh_cfun_trap_exit_p): ... this new function.
3256 * config/sh/sh-protos.h: Declare it.
3258 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
3260 * mcf.c: Do not include tm.h, tree.h, and langhooks.h.
3261 (dump_fixup_graph): Use current_function_name.
3262 (adjust_cfg_counts): Likewise.
3263 * ira-conflicts.c: Do not include tree.h.
3264 (ira_build_conflicts): Use REG_USERVAR_P instead of DECL_ARTIFICIAL.
3266 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
3269 * config/sh/sh.md (*branch_true_eq, *branch_false_ne, nott): New insns.
3271 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
3273 * basic-block.h: Re-group most prototypes per file.
3274 (struct edge_list): Remove num_blocks field.
3275 (dump_bb_info): Adjust prototypes.
3276 (dump_reg_info): Move prototype to regs.h.
3277 * function.h: Do not include tree.h.
3278 Include vec.h, vecir.h, input.h and machmode.h to compensate.
3279 (function_name): New prototype.
3280 * gimple.h: Include tree.h to compensate for basic-block.h change.
3281 * langhooks.h: Note that tree.h is only necessary for enum tree_code.
3282 * regs.h (dump_reg_info): Prototype here.
3283 * regset.h: Adjust file reference in comment.
3284 (debug_regset): Remove prototype.
3285 * rtl.h: Include flags.h for flag_var_tracking_assignments.
3286 (MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments
3287 instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS.
3288 (dump_reg_info, dump_flow_info): Remove prototypes.
3289 * bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c
3290 to here, the only user. Make static.
3291 (reorder_basic_blocks): Call dump_reg_info before dump_flow_info.
3292 * cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h,
3293 flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h,
3294 tree-pass.h, cfgloop.h, and tree-flow.h.
3295 Include basic-block.h, the first header I'd expect to be included.
3296 (reg_obstack): Move to df-core.c.
3297 (free_edge): Remove bogus ATTRIBUTE_UNUSED.
3298 (remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear.
3299 (redirect_edge_succ_nodup): Move to cfghooks.c.
3300 (dump_regset, debug_regset): Move to df-core.c.
3301 (dump_bb_info): Move to cfgrtl.c.
3302 (dump_reg_info): Move to regstat.c.
3303 (dump_flow_info): Move to cfgrtl.c.
3304 (debug_flow_info): Likewise.
3305 (dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense.
3306 * cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h,
3307 insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h.
3308 (flow_active_insn_p, forwarder_block_p, can_fallthru,
3309 could_fall_through): Move to cfgrtl.c.
3310 (set_edge_can_fallthru_flag): Moved to bb-reorder.c.
3311 (create_edge_list): Do not set edge_list's removed num_blocks.
3312 (print_edge_list): Look at n_basic_blocks instead of num_blocks.
3313 (flow_nodes_print): Remove.
3314 (flow_edge_list_print): Remove.
3315 (inverted_post_order_compute): Use FOR_ALL_BB.
3316 * cfgrtl.c (dump_flow_info): Moved from cfg.c.
3317 Do not call dump_reg_info.
3318 (debug_flow_info): Moved from cfg.c
3319 (dump_bb_info): Moved from cfg.c. Take 'verbose' argument
3320 to avoid looking at TDF_* flags from tree-pass.h.
3321 (flow_active_insn_p, forwarder_block_p, can_fallthru,
3322 could_fall_through): Moved from cfganal.c.
3323 (print_rtl_with_bb): Adjust dump_bb_info calls.
3324 * cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c.
3325 (remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE.
3326 (cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS.
3327 * cselib.c: Include tree.h with a FIXME.
3328 * df-core.c (reg_obstack): Moved from cfg.c.
3329 (dump_regset): Likewise.
3330 (debug_regset): Likewise. Make a DEBUG_FUNCTION.
3331 * final.c (compute_alignments): Call dump_reg_info before
3333 * function.c (function_name): New function.
3334 (current_function_name): Use it.
3335 * ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before
3337 * ira-conflicts.c: Include tree.h with a note.
3338 * regstat.c (dump_reg_info): Moved here from cfg.c.
3339 * loop-init.c: Include regs.h instead of hard-reg-set.h.
3340 (rtl_loop_init): Call dump_reg_info before dump_flow_info.
3341 (rtl_loop_done): Likewise.
3342 * mcf.c: Include tree.h before langhooks.h.
3343 * predict.c (maybe_hot_count_p): Assert we have cfun.
3344 (probably_never_executed_bb_p): Likewise.
3345 * profile.c (compute_branch_probabilities): Use gimple_dump_cfg
3346 instead of dump_flow_info.
3347 * sched-deps.c: Include tree.h with a FIXME.
3348 (call_may_noreturn_p): Add FIXME note why this function has to
3349 look at function decls instead of function decl flags.
3350 * sched-vis.c: Include tree.h with a FIXME.
3351 (print_rtl_slim): Adjust dump_bb_info uses.
3352 * statistics.c (statistics_fini_pass_2): Use current_function_name
3353 to avoid including tree.h.
3354 (statistics_counter_event): Use function_name for the same reason.
3355 (statistics_histogram_event): Likewise.
3356 * tracer.c (tracer): Remove bogus gcc_assert. Use brief_dump_cfg
3357 instead of dump_flow_info.
3358 * var-tracking.c (variable_tracking_main_1): Call dump_reg_info
3359 before dump_flow_info.
3360 * doc/cfg.texi: Update CFG documentation.
3361 * Makefile.in (RTL_H): Depend on FLAGS_H.
3362 (GIMPLE_H): Depend on TREE_H.
3363 (FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H,
3364 but no longer on TREE_H.
3365 (C_COMMON_H): Depend on TREE_H.
3366 (cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o,
3367 sched-deps.o, sched-vis.o): Fixup dependencies.
3369 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
3371 * alias.h: Do not include coretypes.h in header files.
3372 * cppbuiltin.h: Likewise.
3373 * double-int.h: Likewise.
3374 * gimple-fold.h: Likewise.
3375 * flags.h: Likewise.
3376 * tree-ssa-alias.h: Likewise.
3377 * gengtype.h (obstack_chunk_alloc, obstack_chunk_free,
3378 OBSTACK_CHUNK_SIZE): Define here to avoid dependency on coretypes.h.
3379 * Makefile.in (RTL_BASE_H): Depend on coretypes.h.
3381 (ALIAS_H): Do not depend on coretypes.h.
3382 (FLAGS_H): Likewise.
3383 (realmpfr.o): Depend on coretypes.h.
3385 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
3387 * Makefile.in (gengtype-lex.o, gengtype-parse.o, gengtype-state.o,
3388 gengtype.o): Add -DGENERATOR_FILE manually for host gengtype objects.
3390 2012-07-07 Richard Earnshaw <rearnsha@arm.com>
3392 * arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
3393 (TARGET_FPA): Delete definition.
3394 (TARGET_MAVERICK): Likewise.
3395 (TARGET_FPA_EMU2): Likewise.
3396 (arm_fp_model): Remove FPA and Maverick models.
3397 (arm_arch_cirrus): Delete declaration.
3398 (FLOAT_WORDS_BIG_ENDIAN): Delete definition.
3399 (FIXED_REGISTERS): Remove FPA and Maverick support. Reorganize.
3400 (CALL_USED_REGISTERS): Likewise.
3401 (FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
3402 (FIRST_VFP_REGNUM): Renumbered.
3403 (D7_VFP_REGNUM): Chain definition.
3404 (LAST_LO_VFP_REGNUM): Likewise.
3405 (FIRST_HI_VFP_REGNUM): Likewise.
3406 (LAST_HI_VFP_REGNUM): Likewise.
3407 (FIRST_IWMMXT_GR_REGNUM): Likewise.
3408 (LAST_IWMMXT_GR_REGNUM): Likewise.
3409 (FIRST_IWMMXT_REGNUM): Likewise.
3410 (LAST_IWMMXT_REGNUM): Likewise.
3411 (FRAME_POINTER_REGNUM): Renumbered.
3412 (ARG_POINTER_REGNUM): Renumbered.
3413 (FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
3414 (FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
3415 (HARD_REGNO_REGNUM): Remove FPA support.
3416 (REG_ALLOC_ORDER): Remove FPA and Maverick registers. Reorganize.
3417 (reg_class): Likewise.
3418 (REG_CLASS_NAMES): Likewise.
3419 (REG_CLASS_CONTENTS): Likewise.
3420 (CANNOT_CHANGE_MODE_CLASS): Never true. Update comment.
3421 (SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
3422 (CLASS_MAX_NREGS): Remove FPA and Maverick support.
3423 * aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
3424 Reorganize. Use AAPCS preferred names.
3425 (ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick. Update
3427 (OVERLAPPING_REGISTER_NAMES): Update register numbering.
3428 * arm.c (FL_CIRRUS): Delete definition.
3429 (arm_arch_cirrus): Delete variable.
3430 (arm_float_words_big_endian): Delete function.
3431 (cirrus_memory_offset): Delete function.
3432 (output_mov_long_double_fpa_from_arm): Delete function.
3433 (output_mov_long_double_arm_from_fpa): Delete function.
3434 (output_mov_double_fpa_from_arm): Delete function.
3435 (output_mov_double_arm_from_fpa): Delete function.
3436 (emit_sfm): Delete function.
3437 (maybe_get_arm_condition_code): Update comment.
3438 (arm_file_start): Always use softvfp for softfloat systems.
3439 (thumb_core_reg_alloc_order): Adjust for updated register allocation.
3440 (arm_option_override): Remove FPA and Maverick support. Always
3441 default to vfp as the fallback FPU format.
3442 (use_return_insn): Remove FPA support.
3443 (arm_get_frame_offsets): Likewise.
3444 (arm_save_coproc_regs): Likewise.
3445 (arm_canonicalize_comparison): Remove Maverick support.
3446 (arm_select_cc_mode): Likewise.
3447 (arm_gen_compare_reg): Likewise.
3448 (arm_print_operand): Likewise.
3449 (arm_libcall_value_1): Remove FPA and Maverick support.
3450 (arm_function_value_regno_p): Likewise.
3451 (arm_apply_result_size): Likewise.
3452 (arm_legitimate_index_p): Likewise.
3453 (thumb2_legitimate_index_p): Likewise.
3454 (legitimize_reload_address): Likewise.
3455 (arm_register_move_cost): Likewise.
3456 (arm_hard_regno_mode_ok): Likewise.
3457 (arm_regno_class): Likewise.
3458 (arm_dbx_register_number): Likewise.
3459 (arm_emit_unwind_sequence): Likewise.
3460 (arm_conditional_register_usage): Likewise.
3461 * arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
3462 (cirrus_memory_offset): Likewise.
3463 (output_move_long_double_fpa_from_arm): Likewise.
3464 (output_move_long_double_arm_from_fpa): Likewise.
3465 (output_move_double_fpa_from_arm): Likewise.
3466 (output_move_double_arm_from_fpa): Likewise.
3467 (arm_float_words_big_endian): Likewise.
3468 * arm.md (CC_REGNUM): Renumbered.
3469 (VFPCC_REGNUM): Moved here. Renumbered.
3470 (FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
3471 (attr fpu): Remove FPA and Maverick support.
3472 * vfp.md (VFPCC_REGNUM): Delete. Moved to arm.md.
3473 * arm-cores.def (ep9312): Remove Maverick support.
3474 * arm-arches.def (ep9312): Delete architecture.
3475 * arm-tables.opt: Regenerated.
3477 * arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
3479 2012-07-07 Steven Bosscher <steven@gcc.gnu.org>
3481 PR tree-optimization/53881
3482 * tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
3483 comparing labels to establish uniqueness of a switch case target,
3484 use the CFG instead.
3486 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3488 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3489 due to negative shift amount.
3491 2012-07-07 Hans-Peter Nilsson <hp@axis.com>
3493 Fix configure test for "stack protector support in target C library".
3494 * configure.ac (test_prefix, test_exec_prefix): Move setting from
3495 inside sysroot handling to before and outside it.
3496 * configure: Regenerate.
3498 2012-07-06 Kai Tietz <ktietz@redhat.com>
3501 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3502 as "/mingw/include".
3504 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
3507 * var-tracking.c (vt_add_function_parameter): Convert
3508 internal_arg_pointer into arg_pointer-based address even
3511 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
3513 PR rtl-optimization/53827
3516 * alias.c (memrefs_conflict_p): Adjust offset and size by the
3517 same amount for alignment ANDs.
3519 2012-07-06 Tom de Vries <tom@codesourcery.com>
3521 PR tree-optimization/51879
3522 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
3523 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
3524 (visit_use): Also call visit_reference_op_call for calls with a vdef.
3526 2012-07-06 Tom de Vries <tom@codesourcery.com>
3528 PR tree-optimization/52009
3529 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
3530 value numbers of gimple_vdef.
3531 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
3533 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
3534 (vn_reference_insert): Add and handle vdef parameter.
3535 (visit_reference_op_load): Add argument to vn_reference_insert call.
3536 (visit_reference_op_store): Find value number of vdef of store. Insert
3537 value number of vdef of store.
3539 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3541 * config/i386/i386.md (simple lea to add peephole): Also transform
3542 RTXes where second PLUS operand matches output.
3544 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3546 * config/i386/i386.c (construct_plt_address): Make static.
3547 * config/i386/i386-protos.h (construct_plt_address): Remove.
3549 2012-07-06 Nick Clifton <nickc@redhat.com>
3551 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3552 default_encode_section_info.
3554 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3557 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3558 emit PIC sequence for fnaddr symbol reference in advance.
3560 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
3563 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
3565 * dwarf2out.c (function_possibly_abstracted_p): New static function.
3566 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
3567 cgraph_function_possibly_inlined_p.
3568 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
3569 (process_scope_var): Do not emit concrete instances of abstracted
3570 nested functions from here.
3571 (gen_decl_die): Emit the abstract instance if the function is possibly
3572 abstracted and not only possibly inlined.
3573 (dwarf2out_finish): Find the first non-abstract parent instance and
3574 attach concrete instances on the limbo list to it.
3576 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3577 Julian Brown <julian@codesourcery.com>
3581 * config/arm/neon-gen.ml (return_by_ptr): Delete.
3582 (print_function): Handle empty strings.
3583 (return): Delete use of return_by_ptr.
3584 (mask_shape_for_shuffle): New function.
3585 (mask_elems): Likewise.
3586 (shuffle_fn): Likewise.
3587 (params): Simplify and remove use of return_by_ptr.
3588 (get_shuffle): New function.
3589 (print_variant): Update.
3590 * config/arm/neon.ml (rev_elems): New function.
3591 (permute_range): Likewise.
3592 (zip_range): Likewise.
3593 (uzip_range): Likewise.
3594 (trn_range): Likewise.
3595 (zip_elems): Likewise.
3596 (uzip_elems): Likewise.
3597 (trn_elems): Likewise.
3598 (features): New enumeration Use_shuffle. Delete ReturnPtr.
3601 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
3602 * config/arm/arm_neon.h: Regenerate.
3604 2012-07-05 Richard Guenther <rguenther@suse.de>
3606 * tree-pretty-print.c (dump_generic_node): Properly test
3607 the result of exact_log2.
3609 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3611 * config/s390/s390-protos.h (s390_expand_movmem)
3612 (s390_expand_cmpmem): Add return value.
3613 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
3614 Return FALSE to use the library function in some cases.
3615 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
3618 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3620 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
3622 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
3624 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
3625 * stmt.c (dump_case_nodes): New.
3626 (expand_case): Split out code generation parts into new functions.
3627 (expand_switch_as_decision_tree_p): Split out from expand_case.
3628 (emit_case_decision_tree): Likewise.
3629 (emit_case_dispatch_table): Likewise.
3631 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3633 * config/arm/iterators.md (SDF): New mode iterator.
3634 (V_if_elem): Add support for SF and DF modes.
3636 (F_constraint): New mode iterator attribute.
3637 (F_fma_type): Likewise.
3638 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
3639 (*fmsub<SDF:mode>4): Likewise.
3640 (*fmnsub<SDF:mode>4): Likewise.
3641 (*fmnadd<SDF:mode>4): Likewise.
3643 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3645 * expmed.c (expand_mult): Initialize coeff and is_neg.
3647 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
3649 * config/sh/predicates.md (zero_extend_operand): New predicate.
3650 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
3651 zero_extend_operand predicate.
3652 (zero_extendqisi2): Likewise.
3654 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3657 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
3658 to not call cgraph_propagate_frequency if something was changed.
3660 2012-07-04 Richard Guenther <rguenther@suse.de>
3663 * gimple-fold.c (get_base_constructor): Do not return an
3664 error_mark_node DECL_INITIAL.
3666 2012-07-04 Richard Guenther <rguenther@suse.de>
3668 PR tree-optimization/53844
3669 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
3670 the loop virtual PHI.
3672 2012-07-04 Richard Guenther <rguenther@suse.de>
3674 PR tree-optimization/53849
3675 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
3676 for duplicated locals. Use add_referenced_var_1 to avoid
3677 pushing/popping cfun.
3679 2012-07-04 Kai Tietz <ktietz@redhat.com>
3681 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
3682 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
3684 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
3685 as i386_pe_reloc_rw_mask.
3687 2012-07-04 Richard Guenther <rguenther@suse.de>
3689 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3690 as in free_lang_data_in_type.
3692 2012-07-04 Tobias Grosser <tobias@grosser.es>
3693 Michael Matz <matz@suse.de>
3695 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
3696 (graphite-optimize-isl.o): Add dependencies.
3697 * common.opt (floop-nest-optimize): New flag.
3698 * doc/invoke.texi (floop-nest-optimize): Document.
3699 * graphite-dependences.c (compute_deps): Export.
3700 * graphite-poly.h (compute_deps): Declare.
3701 * graphite-optimize-isl.c: New file.
3702 * graphite-poly.c (apply_poly_transforms): Run the loop
3704 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
3705 if -floop-nest-optimize is enabled.
3707 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
3709 * config/sh/predicates.md (logical_and_operand): New predicate.
3710 * config/sh/constraints.md (Jmb, Jmw): New constraints.
3711 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
3712 of 0xFFFF constant. Use logical_and_operand predicate and
3713 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
3714 (*andsi3_compact): Make it an insn_and_split. Use
3715 logical_and_operand predicate. Add Jmb,Jmw alternatives.
3717 2012-07-03 Jason Merrill <jason@redhat.com>
3720 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3722 2012-07-03 Nick Clifton <nickc@redhat.com>
3724 * config/mep/mep.c (mep_reorg_regmove): Use
3725 next_nonnote_non_debug_insn to advance to the next insn. Do not
3726 expect delete_insn to return an rtx.
3728 2012-07-03 Richard Guenther <rguenther@suse.de>
3730 * doc/install.texi (CLooG): Clarify how CLooG needs to be
3731 configured and that it needs to be built against ISL 0.10.
3733 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3735 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3736 code model string in the error message.
3738 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3741 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3742 sibcall_insn_operand. Move it to a temporary register if not.
3744 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
3747 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
3750 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3752 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
3754 2012-07-03 Roland McGrath <mcgrathr@google.com>
3756 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
3757 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
3758 * configure: Regenerated.
3759 * config/i386/i386.md (simple_return_internal_long): Use %;
3760 (ctz<mode>2): Likewise.
3763 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
3766 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
3768 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
3769 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
3770 gen_branch_true and gen_branch_false.
3771 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
3773 (branch_true, branch_false): Use t_reg_operand predicate.
3774 (*branch_true, *branch_false): Delete.
3775 (movt): Use t_reg_operand predicate.
3776 (*negnegt): Use negt_reg_operand predicate and fold little and big
3778 (*movtt): Use t_reg_operand and fold little and big endian variants.
3781 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
3783 * stmt.c (emit_case_bit_tests): Remove.
3784 (expand_case): Remove expand_switch_using_bit_tests_p code.
3785 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
3786 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
3787 (lshift_cheap_p): Likewise.
3788 (expand_switch_using_bit_tests_p): Likewise.
3789 (struct case_bit_test): Likewise.
3790 (case_bit_test_cmp): Likewise.
3791 (emit_case_bit_tests): New implementation for GIMPLE.
3792 (gen_inbound_check): Do not release post-dominator info here.
3793 (process_switch): Reorder code. Expand as bit tests if it
3795 (do_switchconv): Release post-dominator info here if something changed.
3796 (struct gimple_opt_pass): Verify more.
3797 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
3799 2012-07-02 Martin Jambor <mjambor@suse.cz>
3802 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3803 dynamic type change check.
3805 2012-07-02 Richard Guenther <rguenther@suse.de>
3806 Michael Matz <matz@suse.de>
3807 Tobias Grosser <tobias@grosser.es>
3808 Sebastian Pop <sebpop@gmail.com>
3810 * Makefile.in: Remove PPL flags in favor of ISL ones.
3811 (BACKENDLIBS): Remove PPL libs.
3812 (INCLUDES): Remove PPL includes in favor of ISL ones.
3813 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
3814 graphite-cloog-compat.h dependencies.
3815 (graphite-dependences.o): Likewise.
3816 (graphite-poly.o): Likewise.
3817 * configure.ac: Declare ISL vars instead of PPL ones.
3818 * configure: Regenerated.
3819 * doc/install.texi: Replace PPL requirement documentation with ISL one.
3820 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
3821 * graphite-clast-to-gimple.c: Likewise.
3822 * graphite-dependences.c: Likewise.
3823 * graphite-interchange.c: Likewise.
3824 * graphite-poly.h: Likewise.
3825 * graphite-poly.c: Likewise.
3826 * graphite-sese-to-poly.c: Likewise.
3827 * graphite.c: Likewise.
3828 * graphite-scop-detection.c: Re-arrange includes.
3829 * graphite-cloog-util.c: Remove.
3830 * graphite-cloog-util.h: Likewise.
3831 * graphite-ppl.h: Likewise.
3832 * graphite-ppl.c: Likewise.
3833 * graphite-dependences.h: Likewise.
3835 2012-07-02 Richard Guenther <rguenther@suse.de>
3837 Merge from graphite branch
3838 2011-07-21 Tobias Grosser <tobias@grosser.es>
3840 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
3841 Remove graphite-cloog-util.h.
3842 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
3843 build_iv_mapping, translate_clast_user, translate_clast,
3844 free_scattering, initialize_cloog_names, build_cloog_prog,
3845 create_params_index): Do not use old compatibility functions.
3846 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
3847 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
3848 compatibility functions.
3849 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
3851 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
3852 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
3854 * graphite-cloog-compat.h: Remove.
3856 2011-08-09 Tobias Grosser <tobias@grosser.es>
3858 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
3859 of the string, no just a reference.
3860 (clast_name_index): Add a new field, that specifies if we need to free
3862 (free_clast_name_index): If necessary, free the name string.
3863 (clast_name_index_elt_info): Calculate the hash based on the string
3864 content, not the memory location it is stored in.
3865 (clast_name_to_level): Specify that we do not need to free the name.
3866 (clast_name_to_index): Dito.
3867 (clast_name_to_lb_ub): Dito.
3868 (eq_clast_name_indexes): Compare the strings, not their base pointers.
3869 (free_scattering): Removed.
3870 (initialize_cloog_names): Renamed to add_names_to_union_domain().
3871 (add_names_to_union_domain): Changed to work on a union_domain,
3872 instead of a CloogNames structure.
3873 (build_cloog_prog): Removed.
3874 (build_cloog_union_domain): New.
3875 (generate_cloog_input): New.
3876 (scop_to_clast): Use CloogInput instead of CloogProgram.
3877 (print_generated_program): Adapt to new scop_to_clast() and do not
3878 print the CloogProgram any more.
3879 (create_params_index): Removed, functionality integrated in
3880 add_names_to_union_domain().
3881 (gloog): Adapt to new scop_to_clast().
3882 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
3884 2012-01-11 Tobias Grosser <tobias@grosser.es>
3886 * graphite-clast-to-gimple.c (clast_name_to_index,
3887 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
3888 (clast_to_gcc_expression): Add clast_expr_name as a new
3889 case. Do not assume a clast_expr_term points always to a
3891 (type_for_clast_term): Do not assume a clast_expr_term points always to
3893 (type_for_clast_name): New.
3894 (type_for_clast_expr): Add clast_expr_name as a new case.
3896 2011-08-03 Sebastian Pop <sebpop@gmail.com>
3898 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
3899 new_Cloog_Scattering_from_ppl_Polyhedron,
3900 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
3902 2012-07-02 Jakub Jelinek <jakub@redhat.com>
3904 PR tree-optimization/53645
3905 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
3906 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
3908 2012-07-01 Wei Guozhi <carrot@google.com>
3911 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
3912 * config/arm/arm.c (const_ok_for_dimode_op): New function.
3913 * config/arm/constraints.md (Dd): New constraint.
3914 * config/arm/predicates.md (arm_adddi_operand): New predicate.
3915 * config/arm/arm.md (adddi3): Extend it to handle constants.
3916 (arm_adddi3): Likewise.
3917 (addsi3_carryin_<optab>): Extend it to handle sbc case.
3918 (addsi3_carryin_alt2_<optab>): Likewise.
3919 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
3921 2012-06-30 Nathan Sidwell <nathan@acm.org>
3923 * coverage.c (bbg_file_stamp): New.
3924 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
3925 (build_info): Write bbg_file_stamp.
3926 (coverage_init): Initialize bbg_file_stamp. Read counts file
3927 before writing graph header.
3928 (coverage_finish): Don't unlink the data file if we can generate a
3930 * tree.h (crc32_unsigned): Declare.
3931 * tree.c (crc32_unsigned_bits): New, broken out of ...
3932 (crc32_byte): ... here. Use it.
3933 (crc32_unsigned): New.
3935 2012-06-29 Cary Coutant <ccoutant@google.com>
3937 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
3938 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
3939 (gen_variable_die): Likewise.
3940 (gen_namespace_die): Likewise.
3942 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3944 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3945 last statement of the finally block onto the switch.
3947 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
3950 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
3953 2012-06-29 Sterling Augustine <saugustine@google.com>
3955 * dwarf2out.c (add_pubname): Add comment.
3956 (add_pubtype): Fix indentation.
3957 (gen_enumeration_type_die): Likewise.
3959 2012-06-29 Jakub Jelinek <jakub@redhat.com>
3961 * tree-vect-generic.c (expand_vector_divmod): For even/odd
3962 widening multiply, put even always as first argument to VEC_PERM_EXPR.
3964 2012-06-29 Richard Henderson <rth@redhat.com>
3966 * tree-vect-generic.c: Include target.h.
3967 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
3968 * Makefile.in (tree-vect-generic.o): Update.
3970 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
3972 * configure.ac: Remove special gtfiles case for C.
3973 * configure: Regenerate.
3974 * Makefile.in: Remove C front-end hooks and build hooks that
3975 will be picked up from c/Make-lang.in now.
3976 Add tree-mudflap to C_COMMON_OBJS.
3977 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
3978 * config/vms/vms.c: Look for c-tree.h in c/.
3979 * doc/gty.texi: Remove reference to c-config-lang.in.
3980 * doc/sourcebuild.texi: Document the c/ subdirectory.
3982 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
3984 * system.h (CASE_USE_BIT_TESTS): Poison.
3985 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
3986 (expand_switch_using_bit_tests_p): ...here.
3987 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
3988 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
3990 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
3992 * system.h (IFCVT_EXTRA_FIELDS): Poison.
3993 (IFCVT_INIT_EXTRA_FIELDS): Poison.
3994 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
3995 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
3996 IFCVT_INIT_EXTRA_FIELDS.
3997 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
3998 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
4000 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
4001 frv_ifcvt_machdep_init.
4002 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
4003 Remove documentation.
4004 (IFCVT_MACHDEP_INIT): Document.
4005 * doc/tm.texi: Regenerate.
4007 2012-06-29 Nick Clifton <nickc@redhat.com>
4009 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
4011 2012-06-29 Jakub Jelinek <jakub@redhat.com>
4013 * tree-vect-stmts.c (vectorizable_operation): Check both
4014 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
4015 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
4017 2012-06-28 Richard Henderson <rth@redhat.com>
4019 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
4021 2012-06-28 Jakub Jelinek <jakub@redhat.com>
4023 PR tree-optimization/51581
4024 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
4025 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
4026 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
4027 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
4028 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
4029 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
4031 PR tree-optimization/53645
4032 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
4033 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
4036 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
4039 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
4040 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
4041 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
4042 avr_hard_regno_call_part_clobbered.
4044 2012-06-28 Richard Guenther <rguenther@suse.de>
4047 * expr.c (expand_expr_real_1): Verify if the type is complete
4048 before inspecting its size.
4050 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
4052 * doc/include/gpl.texi: Remove.
4053 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
4055 2012-06-28 Jakub Jelinek <jakub@redhat.com>
4057 PR tree-optimization/53645
4058 * tree-vect-generic.c (add_rshift): New function.
4059 (expand_vector_divmod): New function.
4060 (expand_vector_operation): Use it for vector integer
4061 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
4062 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
4063 unused lguup variable with dummy_int.
4065 2012-06-28 OLivier Hainque <hainque@adacore.com>
4067 * expr.c (convert_move): Latch mem integer inputs into a
4068 register before expanding a multi-instructions sequence.
4070 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
4071 Uros Bizjak <ubizjak@gmail.com>
4072 Jakub Jelinek <jakub@redhat.com>
4076 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
4077 (vt_finalize): ... here instead, if needed.
4079 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
4084 * dce.c (word_dce_process_block): Check whether inserting debug
4085 temps are needed even for needed insns.
4086 (dce_process_block): Likewise.
4087 * df-problems.c (dead_debug_add): Add comment about multi-regs.
4088 (dead_debug_insert_temp): Likewise. Don't subreg when we're
4089 setting fewer regs than a multi-reg requires.
4091 2012-06-27 Richard Henderson <rth@redhat.com>
4093 * config/alpha/alpha.c (alpha_dimode_u): New.
4094 (alpha_init_builtins): Initialize it, and use it.
4095 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
4096 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
4097 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
4098 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
4099 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
4100 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
4101 (alpha_fold_builtin_ctpop): Likewise.
4102 (alpha_fold_builtin_umulh): Remove.
4103 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
4104 typo in MAX_ARGS check.
4106 2012-06-27 Richard Henderson <rth@redhat.com>
4108 * tree.def (MULT_HIGHPART_EXPR): New.
4109 * cfgexpand.c (expand_debug_expr): Ignore it.
4110 * expr.c (expand_expr_real_2): Handle it.
4111 * fold-const.c (int_const_binop_1): Likewise.
4112 * optabs.c (optab_for_tree_code): Likewise.
4113 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
4114 * tree-inline.c (estimate_operator_cost): Likewise.
4115 * tree-pretty-print.c (dump_generic_node): Likewise.
4116 (op_code_prio, op_symbol_code): Likewise.
4117 * tree.c (commutative_tree_code): Likewise. Also handle
4118 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
4120 2012-06-27 Richard Henderson <rth@redhat.com>
4123 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
4124 in 2012-06-23 change. Adjust two other DImode tests as well.
4126 2012-06-27 Nick Clifton <nickc@redhat.com>
4128 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
4131 2012-06-27 Richard Guenther <rguenther@suse.de>
4134 * tree-chrec.c (chrec_convert_1): Represent truncation to
4135 a type with undefined overflow as truncation to an unsigned
4136 type converted to the type with undefined overflow.
4137 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
4138 the scalar evolution of a truncated widened operation avoid
4139 looking at the non-existing evolution of the widened operation
4142 2012-06-27 Richard Guenther <rguenther@suse.de>
4144 PR tree-optimization/53774
4145 * tree-ssa-reassoc.c (get_rank): All default defs have
4147 (init_reassoc): Precompute rank for all SSA default defs.
4149 2012-06-27 Nick Clifton <nickc@redhat.com>
4151 * config/rx/rx.md (simple_return): Use the simple_return rtx.
4153 2012-06-26 Richard Henderson <rth@redhat.com>
4155 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
4156 and don't fall thru from standard_80387_constant_p to the memory
4159 2012-06-26 Richard Henderson <rth@redhat.com>
4161 * config/i386/i386.c (bdesc_args): Update. Change
4162 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
4163 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
4164 (ix86_builtin_mul_widen_even): Use it.
4165 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
4166 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
4167 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
4169 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
4170 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
4171 (vec_widen_smult_even_v4si): New.
4173 2012-06-26 Richard Henderson <rth@redhat.com>
4175 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
4176 to expander; move guts to ...
4177 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
4178 highparts before shifting up.
4179 * config/i386/i386-protos.h: Update.
4181 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
4183 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
4184 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
4185 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
4187 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
4189 * var-tracking.c (vt_add_function_parameter): Use a preserved
4190 VALUE for the MEM address of an incoming parameter.
4192 2012-06-26 Sterling Augustine <saugustine@google.com>
4194 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
4195 (prune_unused_types): Likewise.
4197 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
4199 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4200 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
4201 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4202 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
4203 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
4204 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
4205 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
4206 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
4207 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
4209 * doc/tm.texi: Regenerate.
4210 * doc/cpp.texi: Make example for #error generic.
4211 * config/frv/frv.h: Fix example text to match tm.texi.
4213 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
4215 * tree-pass.h (pass_strength_reduction): New decl.
4216 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
4217 (finalize_costs): Likewise.
4218 * timevar.def (TV_TREE_SLSR): New timevar.
4219 * gimple-ssa-strength-reduction.c: New.
4220 * tree-flow.h (initialize_costs): New decl.
4221 (finalize_costs): Likewise.
4222 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
4223 * passes.c (init_optimization_passes): Add pass_strength_reduction.
4225 2012-06-26 Matt Turner <mattst88@gmail.com>
4227 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
4228 (__builtin_arm_tinsrh): Likewise.
4229 (__builtin_arm_tinsrw): Likewise.
4230 (__builtin_arm_wsadb): Add missing v2si parameter.
4231 (__builtin_arm_wsadh): Likewise.
4232 (__builtin_arm_getwcx): Delete.
4233 (__builtin_arm_setwcx): Delete.
4234 (__builtin_arm_getwcgr0): Add.
4235 (__builtin_arm_getwcgr1): Add.
4236 (__builtin_arm_getwcgr2): Add.
4237 (__builtin_arm_getwcgr3): Add.
4238 (__builtin_arm_setwcgr0): Add.
4239 (__builtin_arm_setwcgr1): Add.
4240 (__builtin_arm_setwcgr2): Add.
4241 (__builtin_arm_setwcgr3): Add.
4243 2012-06-26 Richard Guenther <rguenther@suse.de>
4246 2012-06-21 Richard Guenther <rguenther@suse.de>
4248 * tree-inline.c (estimate_num_insns): Estimate call cost for
4251 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
4254 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
4255 * doc/tm.texi: Regenerate.
4257 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
4260 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
4261 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
4262 * doc/tm.texi.in: Remove documentation for unused target macros
4263 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
4264 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
4265 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
4266 TARGET_NARROW_VOLATILE_BITFIELDS.
4267 Document that MD_HANDLE_UNWABI is a macro in libgcc.
4268 * doc/tm.texi: Regenerate.
4269 * system.h: Poison target macros
4270 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
4271 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
4272 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
4273 TARGET_NARROW_VOLATILE_BITFIELDS
4275 2012-06-26 Jan Hubicka <jh@suse.cz>
4278 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
4281 2012-06-26 Dehao Chen <dehao@google.com>
4283 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
4284 source location is consistant with the call stmt.
4286 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
4288 PR tree-optimization/53729
4289 PR tree-optimization/53636
4290 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
4291 vect_verify_datarefs_alignment until after statements have
4292 been marked as relevant/irrelevant.
4293 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
4294 Skip irrelevant statements.
4295 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
4296 instead of STMT_VINFO_RELEVANT.
4297 (vect_get_data_access_cost): Do not check for supportable
4298 alignment before calling vect_get_load_cost/vect_get_store_cost.
4299 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
4300 handling unsupported alignment.
4301 (vect_get_load_cost): Likewise.
4303 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
4305 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
4306 Do not define JMP_BUF_SIZE.
4308 2012-06-26 Jakub Jelinek <jakub@redhat.com>
4310 PR tree-optimization/53748
4311 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
4312 if arg0/arg1 have integral or pointer types.
4314 2012-06-25 Richard Henderson <rth@redhat.com>
4316 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
4317 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
4318 (sdot_prodv4si): New; handle only XOP.
4320 2012-06-25 Richard Henderson <rth@redhat.com>
4322 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
4323 (V2UDI_FUNC_V4USI_V4USI): New.
4324 (V4UDI_FUNC_V8USI_V8USI): New.
4325 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
4326 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
4327 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
4328 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
4329 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
4330 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
4331 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
4332 (bdesc_args): Add them.
4333 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
4334 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
4335 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
4336 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
4337 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
4339 2012-06-25 Richard Henderson <rth@redhat.com>
4341 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
4343 2012-06-25 Richard Henderson <rth@redhat.com>
4345 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
4347 (ix86_expand_vec_interleave): New.
4348 (ix86_expand_mul_widen_evenodd): New.
4349 (ix86_expand_mul_widen_hilo): New.
4350 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
4351 * config/i386/i386.md (u_bool) New code attr.
4352 * config/i386/predicates.md
4353 (nonimmediate_or_const_vector_operand): Remove.
4354 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
4355 both AVX and SSE4_1.
4356 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
4357 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
4358 (vec_widen<s>mult_hi_v8si): Remove.
4359 (vec_widen<s>mult_lo_v8si): Remove.
4360 (vec_widen_smult_hi_v4si): Remove.
4361 (vec_widen_smult_lo_v4si): Remove.
4362 (vec_widen_umult_hi_v4si): Remove.
4363 (vec_widen_umult_lo_v4si): Remove.
4364 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
4365 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
4366 * config/i386/i386-protos.h: Update.
4368 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
4370 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
4371 (neon_vld1_dup): Restrict to VQ operands.
4372 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
4374 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4375 James Greenhalgh <james.greenhalgh@arm.com>
4377 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
4378 (TARGET_FMA): New macro.
4379 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
4380 (TARGET_ARM_ARCH): Likewise.
4381 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
4382 (TARGET_V6M, TARGET_V7M): Likewise.
4383 (TARGET_ARM_ARCH_PROFILE): Likewise.
4384 (TARGET_ARM_FEATURE_LDREX): Likewise.
4385 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
4386 (ARM_MIN_ENUM_SIZE): Likewise.
4387 * config/arm/arm.c (arm_file_start): Refactor appropriately.
4388 (base_architecture): New enumeration.
4389 (arm_base_arch): New global variable.
4390 (processors): Add field base_arch.
4391 (ARM_ARCH, ARM_CORE): Adjust accordingly.
4392 (arm_option_override): Add initialization of arm_base_arch.
4393 * doc/cpp.texi (system-specific predefined macros.): Change.
4395 2012-06-25 Jakub Jelinek <jakub@redhat.com>
4398 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
4399 of x x x in the vmovlps load alternative.
4401 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
4404 * df.h (dead_debug_add): Remove third argument.
4405 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
4406 REG that we want to replace instead.
4407 (dead_debug_insert_temp): Use the REGNO of the reg that we want
4408 to replace instead of DF_REF_REGNO. Require there to always be
4409 at least one such use. Check for cases where the same location
4410 has more than df_ref associated with it.
4411 (df_note_bb_compute): Remove third dead_debug_add argument.
4412 * dce.c (word_dce_process_block): Likewise.
4414 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
4416 * config/v850/v850.c: Remove redundant extern declarations for
4417 last_assemble_variable_decl and size_directive_output.
4419 * doc/tm.texi.in: Document JMP_BUF_SIZE.
4420 * doc/tm.texi: Regenerate.
4421 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
4422 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
4423 * config/stormy16/stormy16.h: Likewise.
4425 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
4427 * doc/sourcebuild.texi: Add missing subdirectories.
4429 2012-06-25 Tristan Gingold <gingold@adacore.com>
4431 * config/i386/i386.h: Fix typo.
4433 2012-06-25 Tristan Gingold <gingold@adacore.com>
4435 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
4436 (seh_cfa_adjust_cfa): ... that function.
4437 (seh_emit_stackalloc): Do not emit out of range values.
4438 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
4439 UNSPEC_DEF_CFA constants.
4440 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
4441 * config/i386/i386.c (ix86_frame_pointer_required): Required
4442 for very large frames on SEH target.
4443 (ix86_compute_frame_layout): Save area is before frame pointer
4444 on SEH target. Handle very large frames.
4445 (ix86_expand_prologue): Likewise.
4447 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
4449 * output.h: (current_function_is_leaf,
4450 current_function_sp_is_unchanging,
4451 current_function_uses_only_leaf_regs): Remove.
4452 * function.c (current_function_is_leaf,
4453 current_function_sp_is_unchanging,
4454 current_function_uses_only_leaf_regs): Remove.
4455 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
4456 instead of current_function_uses_only_leaf_regs.
4457 * function.h (struct rtl_data): New fields sp_is_unchanging,
4458 is_leaf, uses_only_leaf_regs.
4459 * resource.c (init_resource_info): Replace current_function_is_leaf,
4460 current_function_sp_is_unchanging, and
4461 current_function_uses_only_leaf_regs with new crtl fields.
4462 * sdbout.c (sdbout_symbol): Likewise.
4463 * df-core.c (rest_of_handle_df_initialize): Likewise.
4464 * ira.c (ira): Likewise.
4465 * final.c (final_start_function): Likewise.
4466 * reorg.c (fill_simple_delay_slots): Likewise.
4467 * regrename.c (check_new_reg_p): Likewise.
4468 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
4469 (notice_stack_pointer_modification): Likewise.
4470 * dbxout.c (dbxout_symbol): Likewise.
4471 (dbxout_parms): Likewise.
4472 * sel-sched.c (init_regs_for_mode): Likewise.
4473 * dwarf2out.c (dbx_reg_number): Likewise.
4474 (multiple_reg_loc_descriptor): Likewise.
4475 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
4476 (gen_pop): Likewise.
4477 (ix86_select_alt_pic_regnum): Likewise.
4478 (ix86_compute_frame_layout): Likewise.
4479 (ix86_finalize_stack_realign_flags): Likewise.
4480 (ix86_expand_epilogue): Likewise.
4481 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
4482 * config/h8300/h8300.c (byte_reg): Likewise.
4483 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
4484 (c6x_save_reg): Likewise.
4485 (c6x_compute_frame_layout): Likewise.
4486 * config/pa/pa.c (pa_compute_frame_size): Likewise.
4487 (pa_output_function_prologue): Likewise.
4488 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
4489 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
4490 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
4491 (sparc_expand_prologue): Likewise.
4492 (sparc_flat_expand_prologue): Likewise.
4493 (sparc_asm_function_prologue): Likewise.
4494 (sparc_output_mi_thunk): Likewise.
4495 (sparc_frame_pointer_required): Likewise.
4496 * config/epiphany/epiphany.c (epiphany_compute_function_type):
4498 (epiphany_compute_frame_size): Likewise.
4499 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
4500 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
4501 (cris_frame_pointer_required): Likewise.
4502 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
4503 (tilepro_current_function_is_leaf): Likewise.
4504 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
4505 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
4506 * config/ia64/ia64.c (find_gr_spill): Likewise.
4507 (ia64_compute_frame_size): Likewise.
4508 (ia64_can_eliminate): Likewise.
4509 (ia64_initial_elimination_offset): Likewise.
4510 * config/m68k/m68k.c (m68k_save_reg): Likewise.
4511 (m68k_expand_epilogue): Likewise.
4512 * config/rx/rx.c (rx_get_stack_layout): Likewise.
4513 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
4514 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
4516 (picochip_output_frame_debug): Likewise.
4517 * config/sh/sh.c (sh_media_register_for_return): Likewise.
4518 (sh_allocate_initial_value): Likewise.
4519 (sh_output_mi_thunk): Likewise.
4520 * config/microblaze/microblaze.c (microblaze_must_save_register):
4522 (compute_frame_size): Likewise.
4523 (microblaze_initial_elimination_offset): Likewise.
4524 (microblaze_expand_prologue): Likewise.
4525 (microblaze_expand_epilogue): Likewise.
4526 * config/frv/frv.c (frv_expand_epilogue): Likewise.
4527 (frv_frame_pointer_required): Likewise.
4528 * config/spu/spu.c (get_pic_reg): Likewise.
4529 (direct_return): Likewise.
4530 (spu_expand_prologue): Likewise.
4531 (spu_expand_epilogue): Likewise.
4532 (spu_initial_elimination_offset): Likewise.
4533 * config/mips/mips.c (mips_global_pointer): Likewise.
4534 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4535 (mips_compute_frame_info): Likewise.
4536 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
4537 (mep_reload_pointer): Likewise.
4538 * config/rl78/rl78.c (need_to_save): Likewise.
4539 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
4540 * config/score/score.c (score_compute_frame_size): Likewise.
4541 (score_function_prologue): Likewise.
4542 * config/bfin/bfin.c (must_save_p): Likewise.
4543 (expand_prologue_reg_save): Likewise.
4544 (expand_epilogue_reg_restore): Likewise.
4545 (bfin_frame_pointer_required): Likewise.
4546 (n_regs_saved_by_prologue): Likewise.
4547 (add_to_reg): Likewise.
4548 (expand_interrupt_handler_prologue): Likewise.
4549 (expand_interrupt_handler_epilogue): Likewise.
4550 (bfin_expand_prologue): Likewise.
4551 * config/avr/avr.c (avr_regs_to_save): Likewise.
4552 (avr_prologue_setup_frame): Likewise.
4553 (expand_epilogue): Likewise.
4554 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
4555 (s390_register_info): Likewise.
4556 (s390_frame_info): Likewise.
4557 (s390_init_frame_layout): Likewise.
4558 (s390_emit_prologue): Likewise.
4561 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
4563 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
4564 * vmsdbgout: Do not undefine it if defined.
4565 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
4566 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
4567 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
4569 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
4571 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
4573 2012-06-23 Richard Henderson <rth@redhat.com>
4576 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
4577 V*QImode shifts and multiply.
4578 (ix86_expand_vecop_qihi): Support shifts.
4579 * config/i386/i386.md (any_shift): New code iterator.
4580 * config/i386/sse.md (ashlv16qi3): Merge ...
4581 (<any_shiftrt>v16qi3): ... into ...
4582 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
4583 to support SSE and AVX.
4585 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
4586 parameter into src and dest.
4587 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
4588 (vec_unpacks_hi_<V124_AVX2>): Likewise.
4589 (vec_unpacku_lo_<V124_AVX2>): Likewise.
4590 (vec_unpacks_lo_<V124_AVX2>): Likewise.
4591 * config/i386/i386-protos.h: Update.
4593 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
4594 pure expander; move expansion code ...
4595 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
4596 * config/i386/i386-protos.h: Update.
4598 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
4600 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
4601 (popcntb<mode>2): Add attribute type popcnt.
4602 (popcntd<mode>2): Ditto.
4603 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
4604 * config/rs6000/power5.md (define_insn_reservation): Ditto.
4605 * config/rs6000/power7.md (define_insn_reservation): Ditto.
4606 * config/rs6000/476.md (define_insn_reservation): Ditto.
4607 * config/rs6000/power6.md (define_insn_reservation): New
4608 reservation for popcnt instructions.
4610 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
4612 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
4614 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
4617 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
4619 * config/i386/i386.c (ix86_option_override_internal): Allow
4620 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
4622 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
4625 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
4627 * double-int.c (double_int_multiple_of): New function.
4628 * double-int.h (double_int_multiple_of): New decl.
4629 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
4630 (mbc_entry_hash): New forward decl.
4631 (mbc_entry_eq): Likewise.
4632 (zero_cost): Change to no_cost.
4633 (mult_costs): New static var.
4634 (cost_tables_exist): Likewise.
4635 (initialize_costs): New function.
4636 (finalize_costs): Likewise.
4637 (tree_ssa_iv_optimize_init): Call initialize_costs.
4638 (add_cost): Change to add_regs_cost; distinguish costs by speed.
4639 (multiply_regs_cost): New function.
4640 (add_const_cost): Likewise.
4641 (extend_or_trunc_reg_cost): Likewise.
4642 (negate_reg_cost): Likewise.
4643 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
4645 (get_address_cost): Change add_cost to add_regs_cost; change
4646 multiply_by_cost to multiply_by_const_cost.
4647 (force_expr_to_var_cost): Change zero_cost to no_cost; change
4648 add_cost to add_regs_cost; change multiply_by_cost to
4649 multiply_by_const_cost.
4650 (split_cost): Change zero_cost to no_cost.
4651 (ptr_difference_cost): Likewise.
4652 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
4653 to multiply_by_const_cost.
4654 (get_computation_cost_at): Change add_cost to add_regs_cost; change
4655 multiply_by_cost to multiply_by_const_cost.
4656 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
4657 (determine_iv_cost): Change add_cost to add_regs_cost.
4658 (iv_ca_new): Change zero_cost to no_cost.
4659 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
4660 * tree-ssa-address.c (most_expensive_mult_to_index): Change
4661 multiply_by_cost to multiply_by_const_cost.
4662 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
4663 (add_regs_cost): New decl.
4664 (multiply_regs_cost): Likewise.
4665 (add_const_cost): Likewise.
4666 (extend_or_trunc_reg_cost): Likewise.
4667 (negate_reg_cost): Likewise.
4669 2012-06-22 Richard Guenther <rguenther@suse.de>
4671 Merge from graphite branch
4672 2011-08-10 Sebastian Pop <sebpop@gmail.com>
4674 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
4676 2012-01-13 Tobias Grosser <tobias@grosser.es>
4678 * tree-flow.h (parallelized_function_p): Declare.
4679 * tree-parloops.c (parallelized_function_p): Export.
4680 * graphite.c (graphite_transform_loops): Do not run graphite on
4681 already parallel functions.
4683 2012-06-22 Alan Modra <amodra@gmail.com>
4685 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
4686 return mem. Convert to indirect addressing if not indirect or
4687 indexed. Adjust all callers.
4689 2012-06-22 Richard Guenther <rguenther@suse.de>
4691 * gcov-iov.c: Include bconfig.h and system.h.
4693 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
4695 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
4697 2012-06-22 Richard Guenther <rguenther@suse.de>
4699 PR gcov-profile/53744
4700 * gcov-iov.c (main): Treat "" and "prerelease" the same.
4702 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
4705 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
4706 for GNU Fortran if in strict DWARF2 mode.
4708 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
4710 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
4711 DECL_IGNORED_P non-reg vars even if they are used.
4713 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
4717 * var-tracking.c (vt_get_canonicalize_base): New.
4718 (vt_canonicalize_addr, vt_stack_offset_p): New.
4719 (vt_canon_true_dep): New.
4720 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
4721 (clobber_overlaping_mems): Use vt_canonicalize_addr.
4723 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
4727 * var-tracking.c (vt_initialize): Record initial offset between
4728 arg pointer and stack pointer.
4730 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
4734 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
4737 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
4741 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
4743 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
4745 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
4747 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
4750 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
4752 2012-06-21 Meador Inge <meadori@codesourcery.com>
4755 * c-decl.c (c_push_function_context): Restore the behavior to reuse
4756 the language function allocated for -Wunused-local-typedefs.
4757 (c_pop_function_context): If necessary, clear the language function
4758 created in c_push_function_context. Always clear out the
4759 x_cur_stmt_list field of the restored language function.
4761 2012-06-21 Sterling Augustine <saugustine@google.com>
4762 Cary Coutant <ccoutant@google.com>
4764 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
4765 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
4766 (comdat_type_struct): New field 'skeleton_die'.
4767 (breakout_comdat_types): Update it.
4768 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
4769 is_namespace_die. Fix minor style violation. Call want_pubnames.
4770 (add_pubname_string): Call want_pubnames.
4771 (add_pubtype): Rework logic for calculating type name. Call
4772 is_namespace_die. Call want_pubnames.
4773 (output_pubnames): Move conditional logic deciding when to produce the
4774 section from dwarf2out_finish. Use new skeleton_die field.
4775 (base_type_die): Call add_pubtype.
4776 (gen_enumeration_type_die): Unconditionally call add_pubtype.
4777 (gen_subprogram_die): Adjust calls to add_pubname.
4778 (gen_namespace_die): Call add_pubname_string.
4779 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
4780 produce pubnames and pubtypes sections to output_pubnames.
4781 * common.opt (-gpubnames): New option.
4782 * doc/invoke.texi: Document it.
4784 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
4786 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
4788 2012-06-21 Michael Matz <matz@suse.de>
4791 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
4794 2012-06-21 Richard Guenther <rguenther@suse.de>
4796 * tree-inline.c (estimate_num_insns): Estimate call cost for
4799 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
4801 * tree.h (DECL_SOURCE_COLUMN): New accessor.
4803 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
4805 * config/i386/i386.md (SINCOS): New int iterator.
4806 (sincos): New int attribute.
4807 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
4808 SINCOS int iterator.
4809 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
4810 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
4812 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
4814 * config/i386/i386.md (RDFSGSBASE): New int iterator.
4815 (WRFSGSBASE): Ditto.
4816 (fsgs): New int attribute.
4817 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
4818 RDFSGSBASE int iterator.
4819 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
4820 WRFSGSBASE int iterator.
4822 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
4824 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
4825 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
4826 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
4827 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
4830 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
4832 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
4834 2012-06-20 Richard Guenther <rguenther@suse.de>
4836 PR tree-optimization/30318
4837 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
4839 (range_int_cst_singleton_p): But explicitely here.
4840 (zero_nonzero_bits_from_vr): And here.
4841 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
4842 to cover all cases we can perform arbitrary precision
4843 arithmetic with double-ints.
4844 (intersect_ranges): Handle adjacent anti-ranges.
4846 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
4848 * config/i386/i386.md (rounding_insn): New int attribute.
4849 (<rounding_insn>xf2): Macroize insn from
4850 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
4851 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
4853 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
4855 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
4856 (ieee_maxmin): New int attribute.
4857 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
4858 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
4860 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
4862 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
4863 * config/arm/arm.c: Do not include c-pragma.h.
4864 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
4865 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
4866 to arm_emit_eabi_attribute.
4867 * arm-c.c: Do not include output.h.
4868 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
4869 call to arm_emit_eabi_attribute.
4870 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
4872 2012-06-20 Richard Guenther <rguenther@suse.de>
4874 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
4875 Allow adjusting alignment of user-aligned decls again.
4877 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
4879 * config/rl78/rl78-c.c: Remove unnecessary includes.
4881 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
4883 * config/cris/cris.c: Include cgraph.h.
4884 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
4886 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
4888 * emit-rtl.c (need_atomic_barrier_p): New function.
4889 * emit-rtl.h (need_atomic_barrier_p): Declare it.
4890 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
4891 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
4892 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
4893 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
4894 (mips_process_sync_loop): Use generic version instead.
4896 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
4898 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
4901 2012-06-19 Tom de Vries <vries@codesourcery.com>
4902 Maxim Kuvyrkov <maxim@codesourcery.com>
4904 * config/mips/constraints.md (ZR): New constraint.
4905 * config/mips/predicates.md (mem_noofs_operand): New predicate.
4906 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
4907 * config/mips/mips.h (TARGET_XLP): Define.
4908 (TARGET_SYNC_AFTER_SC): Update.
4909 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
4910 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
4911 XLP-specific swap and ldadd patterns.
4912 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
4914 2012-06-19 Tom de Vries <vries@codesourcery.com>
4915 Maxim Kuvyrkov <maxim@codesourcery.com>
4917 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
4918 (mips_emit_post_atomic_barrier_p): New static functions.
4919 (mips_process_sync_loop): Use them. Emit sync memory barriers in
4920 accordance with memory model semantics. Add return of CMP result for
4922 * config/mips/mips.md: Update comment.
4923 (sync_cmp): New attribute.
4924 (sync_memmodel): New attribute replacing sync_release_barrier.
4925 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
4926 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
4927 (sync_lock_test_and_set, test_and_set_12): Update.
4928 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
4929 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
4931 2012-06-19 Joseph Myers <joseph@codesourcery.com>
4933 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
4934 mov_si<mode>_e500_subreg0.
4935 (*mov_si<mode>_e500_subreg0_elf_low)
4936 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
4938 2012-06-19 Richard Henderson <rth@redhat.com>
4940 * config/alpha/alpha.c: Include params.h.
4941 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
4942 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
4944 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
4946 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
4947 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
4948 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
4950 * doc/tm.texi: Regenerate.
4951 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
4953 * config/darwin-c.c: Include target.h.
4954 (darwin_objc_declare_unresolved_class_reference): New function.
4955 (darwin_objc_declare_class_definition): New function.
4956 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
4957 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
4959 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
4961 * target.def (output_ident): New hook.
4962 * targhooks.h (default_asm_output_ident_directive): Add prototype.
4963 * varasm.c (assemble_asm): Only prefix a tab if the string does not
4964 already start with one.
4965 (default_asm_output_ident_directive): New function to emit
4966 .ident as a top-level asm node while parsing, or directly to
4967 asm_out_file after parsing.
4968 * toplev.c (compile_file): Print a GCC .ident with
4969 targetm.asm_out.output_ident.
4970 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
4971 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
4972 * doc/tm.texi: Update.
4974 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
4975 (TARGET_ASM_OUTPUT_IDENT): Define.
4976 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
4977 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
4978 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
4979 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
4980 (TARGET_ASM_OUTPUT_IDENT): Define.
4981 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
4982 (TARGET_ASM_OUTPUT_IDENT): Define.
4984 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
4985 * config/cris/cris.c (cris_asm_output_ident): New function.
4986 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
4988 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
4990 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
4991 (microblaze_asm_output_ident): Rewrite to work similar to
4992 default_asm_output_ident_directive for front-end .idents.
4993 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
4994 (TARGET_ASM_OUTPUT_IDENT): Define.
4996 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
4997 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
4999 * config/rx/rx.c: Include cgraph.h for add_asm_node.
5000 (rx_asm_output_ident): New function, similar to
5001 default_asm_output_ident_directive, but handle AS100 syntax also, so
5002 that #ident also works for rx in AS100 syntax.
5003 (TARGET_ASM_OUTPUT_IDENT): Define.
5004 * config/rx/rx.h (IDENT_ASM_OP): Remove.
5006 * Makefile.in: Fix dependencies for c-family/c-lex.o.
5008 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
5010 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
5011 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
5013 (*fist<mode>2_<rounding>_1): Macroize insn from
5014 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
5015 (fistdi2_<rounding>): Macroize insn from
5016 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
5017 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
5018 corresponding splitters from fistdi2_{floor,ceil} and corresponding
5019 splitters using FIST_ROUNDING int iterator.
5020 (fist<mode>2_<rounding>): Macroize insn from
5021 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
5022 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
5023 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
5024 splitters using FIST_ROUNDING int iterator.
5025 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
5026 using FIST_ROUNDING int iterator.
5028 2012-06-19 Richard Henderson <rth@redhat.com>
5030 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
5031 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
5032 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
5033 * config/i386/sse.md (sse2_mulv4si3): Delete.
5034 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
5035 nonimmediate_or_const_vector_operand.
5037 2012-06-19 Richard Henderson <rth@redhat.com>
5039 * expmed.c (struct init_expmed_rtl): Split ...
5040 (init_expmed_one_mode): ... out of ...
5041 (init_expmed): ... here. Initialize integer vector modes also.
5042 (synth_mult): Handle integer vector modes.
5043 (choose_mult_variant): Likewise.
5044 (expand_mult_const): Likewise.
5045 (expand_mult): Likewise.
5046 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
5048 2012-06-19 Richard Henderson <rth@redhat.com>
5050 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
5051 integral vector modes.
5053 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
5055 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
5056 (rounding): New int attribute.
5058 (frndintxf2_<rounding>): Macroize insn from
5059 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
5060 (frndintxf2_<rounding>_i387): Macroize insn from
5061 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
5063 2012-06-19 Richard Guenther <rguenther@suse.de>
5065 * tree-vrp.c (union_ranges): New function.
5066 (vrp_meet_1): Use union_ranges.
5067 (vrp_meet): Dump what we union and call vrp_meet_1.
5069 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
5071 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
5072 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
5073 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
5074 (attr write_conflict, attr core_cycles): Update.
5075 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
5077 2012-06-19 Richard Guenther <rguenther@suse.de>
5079 * tree-vrp.c (intersect_ranges): Handle more cases.
5080 (vrp_intersect_ranges): Dump what we intersect and call ...
5081 (vrp_intersect_ranges_1): ... this.
5083 2012-06-19 Richard Guenther <rguenther@suse.de>
5085 PR tree-optimization/53708
5086 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
5087 user-supplied alignment and alignment of decls with the used
5090 2012-06-18 Lawrence Crowl <crowl@google.com>
5092 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
5093 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
5094 (TV_PHASE_STREAM_IN): New.
5095 (TV_PHASE_STREAM_OUT): New.
5096 * timevar.c (validate_phases): New.
5097 (timevar_print): Call validate_phases.
5098 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
5099 to TV_PHASE_OPT_GEN.
5100 * langhooks.c (write_global_declarations): Rename use of
5101 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
5102 TV_PHASE_CHECK_DBGINFO.
5103 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
5104 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
5105 lang_hooks.decls.final_write_globals.
5107 2012-06-18 David Edelshn <dje.gcc@gmail.com>
5109 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
5111 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
5114 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
5115 (*sse4_2_pcmpistr_unaligned): New.
5117 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5118 Sameera Deshpande <sameera.deshpande@arm.com>
5119 Greta Yorsh <greta.yorsh@arm.com>
5121 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
5122 * config/arm/arm.c (print_multi_reg): Remove.
5123 (vfp_output_fldmd): Likewise.
5124 (arm_output_epilogue): Likewise.
5125 * config/arm/arm.md (epilogue_insns): Update condition and code.
5127 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5128 Sameera Deshpande <sameera.deshpande@arm.com>
5129 Greta Yorsh <greta.yorsh@arm.com>
5131 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
5132 * config/arm/arm.c (thumb2_expand_return): New function.
5133 * config/arm/arm.md (return): Update condition and code.
5135 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5136 Sameera Deshpande <sameera.deshpande@arm.com>
5137 Greta Yorsh <greta.yorsh@arm.com>
5139 * config/arm/arm-protos.h (output_return_instruction): New parameter
5140 and int to bool change of parameter types.
5141 * config/arm/arm.c (output_return_instruction): Likewise.
5142 * config/arm/arm.md (arm_simple_return): New pattern.
5143 (arm_return, cond_return, cond_return_inverted): Add new arguments.
5144 * config/arm/thumb2.md (thumb2_return): Update condition and code.
5146 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5147 Sameera Deshpande <sameera.deshpande@arm.com>
5148 Greta Yorsh <greta.yorsh@arm.com>
5150 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
5151 * config/arm/arm.c (arm_expand_epilogue): New function.
5152 * config/arm/arm.md (epilogue): Update condition and code.
5153 (sibcall_epilogue): Likewise.
5155 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5156 Sameera Deshpande <sameera.deshpande@arm.com>
5157 Greta Yorsh <greta.yorsh@arm.com>
5159 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
5160 * config/arm/arm.md (arm_addsi3) Add an alternative.
5162 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5163 Sameera Deshpande <sameera.deshpande@arm.com>
5164 Greta Yorsh <greta.yorsh@arm.com>
5166 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
5167 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
5168 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
5170 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5171 Sameera Deshpande <sameera.deshpande@arm.com>
5172 Greta Yorsh <greta.yorsh@arm.com>
5174 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
5175 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
5176 (pop_multiple_with_return, ldr_with_return) Likewise.
5177 * config/arm/predicates.md (pop_multiple_return) New special predicate.
5178 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
5179 * config/arm/arm.c (arm_output_multireg_pop) New function.
5180 (arm_emit_multi_reg_pop): New function.
5182 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
5184 * config/arm/arm.c (ldm_stm_operation_p): Require SP
5185 as base register for loads if SP is in the register list.
5187 2012-06-18 Richard Guenther <rguenther@suse.de>
5189 PR tree-optimization/53693
5190 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
5191 Reject operands with more than one use.
5193 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
5195 PR tree-optimization/53703
5196 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
5197 correctly set bb_for_def[12].
5199 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
5201 * config/vax/vax.h (VMS_TARGET): Remove.
5203 2012-06-18 Richard Guenther <rguenther@suse.de>
5205 * tree-vrp.c (extract_range_from_assert): Split out range
5207 (intersect_ranges): New function.
5208 (vrp_intersect_ranges): Likewise.
5210 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5212 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
5215 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
5217 * doc/md.texi: Document int iterators.
5218 * read-rtl.c (ints): New iterator group.
5219 (find_int): Int iterator group callback.
5220 (apply_int_iterator): Likewise.
5221 (apply_iterators): Traverse int iterator table and add all the used
5223 (initialize_iterators): Initialize data structures and callbacks for
5225 (read_rtx): Parse and read mappings for int iterators.
5226 (read_rtx_code): Record int iterator usage.
5228 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
5231 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
5232 performing an addition.
5234 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5236 * output.h (split_double): Move prototype to rtl.h.
5237 (constructor_static_from_elts_p): Move prototype to tree.c.
5238 * rtl.h (split_double): Moved here from output.h.
5239 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
5240 * final.c (split_double): Move from here ...
5241 * rtlanal.c (split_double): ... to here.
5242 * expr.c: Do not include output.h.
5244 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5246 * cfglayout.h: Remove.
5247 * cfglayout.c: Remove.
5248 * function.h (struct function): Remove x_last_location field.
5249 * function.c: Do not include cfglayout.h.
5250 (expand_function_start): Do not call no-op force_next_line_note.
5251 (expand_function_end): Likewise.
5252 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
5253 (unlink_insn_chain): Moved here from cfglayout.c.
5254 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
5255 into_cfg_layout_mode, outof_cfg_layout_mode,
5256 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
5257 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
5258 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
5259 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
5260 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
5261 cfg_layout_finalize): Likewise.
5262 (rtl_can_remove_branch_p): Likewise.
5263 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
5264 (duplicate_insn_chain): Likewise.
5265 (force_next_line_note): Remove prototype.
5266 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
5267 (last_location): Remove #define to emit.x_last_location.
5268 (force_next_line_note): Remove no-op function.
5269 (init_emit): Don't set x_last_location.
5270 (block_locators_locs, block_locators_blocks, locations_locators_locs,
5271 locations_locators_vals, prologue_locator, epilogue_locator,
5272 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5273 Move POD to here from cfglayout.c.
5274 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
5275 set_curr_insn_source_location, get_curr_insn_source_location,
5276 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
5277 locator_scope, insn_scope, locator_location, locator_line, insn_line,
5278 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
5279 * cfghooks.h: Remove double-include protection.
5280 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
5281 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
5282 * final.c: Do not include cfglayout.h.
5283 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
5284 (reemit_insn_block_notes): Likewise. Make static.
5285 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
5286 operation_could_trap_p, tree_could_throw_p): Move from here...
5287 * tree.h: ... to here.
5288 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
5289 * profile.c: Do not include cfghooks.h.
5290 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
5291 * modulo-sched.c: Likewise.
5292 * loop-unswitch.c: Do not include cfglayout.h.
5293 * sched-ebb.c: Likewise.
5294 * tracer.c: Likewise.
5296 * tree-vect-loop-manip.c: Likewise.
5297 * loop-init.c: Likewise.
5298 * dwarf2out.c: Likewise.
5299 * hw-doloop.c: Likewise.
5300 * loop-unroll.c: Likewise.
5301 * cfgcleanup.c: Likewise.
5302 * bb-reorder.c: Likewise.
5303 * sched-rgn.c: Likewise.
5304 * tree-cfg.c: Likewise.
5305 * config/alpha/alpha.c: Likewise.
5306 * config/spu/spu.c: Likewise.
5307 * config/sparc/sparc.c: Likewise.
5308 * config/sh/sh.c: Likewise.
5309 * config/c6x/c6x.c: Likewise.
5310 * config/ia64/ia64.c: Likewise.
5311 * config/rs6000/rs6000.c: Likewise.
5312 * config/score/score.c: Likewise.
5313 * config/mips/mips.c: Likewise.
5314 * config/bfin/bfin.c: Likewise.
5315 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
5316 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
5317 * config/spu/t-spu-elf (spu.o: $): Likewise.
5318 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
5320 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5322 * cfgloop.h: Do not include rtl.h.
5323 (enum iv_extend_code): New.
5324 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
5325 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
5326 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
5327 an IV_EXTEND_CODE to an RTX_CODE.
5328 (dump_iv_info): Update for rtx_iv field type change.
5329 (iv_constant): Likewise.
5330 (iv_subreg): Likewise.
5331 (iv_extend): Likewise.
5334 (iv_mult): Likewise.
5335 (iv_shift): Likewise.
5336 (get_biv_step_1): Likewise.
5337 (get_biv_step): Likewise.
5338 (iv_analyze_biv): Likewise.
5339 (get_iv_value): Likewise.
5340 (shorten_into_mode): Likewise.
5341 (canonicalize_iv_subregs): Likewise.
5342 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
5343 of MAY_HAVE_DEBUG_INSNS.
5344 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
5345 * tree-ssa-loop-prefetch.c: Likewise.
5347 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5349 * expmed.c (ceil_log2): Move from here...
5350 * hwint.c: ... to here for older GCCs...
5351 * hwint.h: ... and here for newer GCCs.
5352 * rtl.h (ceil_log2): Remove prototype.
5354 * tree-phinodes.c: Do not include rtl.h.
5355 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
5357 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5359 * config/cris/cris.h (TARGET_ELF): Remove.
5360 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
5361 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
5362 (LOCAL_LABEL_PREFIX): Likewise.
5363 * config/cris/cris.c (cris_target_asm_named_section): Remove.
5364 (cris_option_override): Simpify using TARGET_ELF==1.
5365 (cris_file_start): Likewise.
5366 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
5368 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
5370 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
5372 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
5375 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
5377 2012-06-15 Easwaran Raman <eraman@google.com>
5379 * passes.c (init_optimization_passes): Remove pass_call_cdce
5380 from its current position and insert after pass_dce.
5382 2012-06-15 Walter Lee <walt@tilera.com>
5384 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
5386 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
5388 * arm.c (note_invalid_constants): Don't return a result.
5389 (arm_memory_load_p): Delete function.
5390 (arm_const_double_rtx): Delete iterator variable i;
5391 (fp_immediate_constant): Likewise.
5392 (fp_const_from_val): Likewise.
5394 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
5396 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
5399 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
5400 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
5402 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
5404 * config/avr/avr.c (avr_default_expand_builtin): New function.
5405 (avr_expand_builtin): Use it.
5406 (avr_expand_unop_builtin): Remove.
5407 (avr_expand_binop_builtin): Remove.
5408 (avr_expand_triop_builtin): Remove.
5410 2012-06-15 Michael Matz <matz@suse.de>
5413 * cfgexpand.c (add_alias_set_conflicts): Remove.
5414 (expand_used_vars): Don't call it.
5415 (aggregate_contains_union_type): Remove.
5416 * function.c (n_temp_slots_in_use): New static data.
5417 (make_slot_available, assign_stack_temp_for_type): Update it.
5418 (init_temp_slots): Zero it.
5419 (remove_unused_temp_slot_addresses): Use it for quicker removal.
5420 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
5422 2012-06-15 Michael Matz <matz@suse.de>
5424 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
5425 argument, don't emit assign statement if value is directly usable.
5426 (gimplify_expr): Adjust.
5428 2012-06-15 Michael Matz <matz@suse.de>
5430 * gimplify.c (gimplify_modify_expr): Fold generated statements.
5431 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
5433 2012-06-15 Richard Guenther <rguenther@suse.de>
5435 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
5436 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
5437 we assert for in set_value_range to VR_VARYING.
5439 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
5441 * arm.md (addsf3, adddf3): Use s_register_operand.
5442 (subsf3, subdf3): Likewise.
5443 (mulsf3, muldf3): Likewise.
5444 (difsf3, divdf3): Likewise.
5445 (movsfcc, movdfcc): Likewise.
5446 * predicates.md (f_register_operand): Delete.
5447 (arm_float_rhs_operand): Delete.
5448 (arm_float_add_operand): Delete.
5449 (arm_float_compare_operand): Use s_register_operand when
5451 (cirrus_register_operand): Delete.
5452 (cirrus_fp_register): Delete.
5453 (cirrus_shift_const): Delete.
5454 (cmpdi_operand): Remove Maverick support.
5455 * constraints.md (f, v, H): Delete constraints.
5456 (G): Update documentation.
5457 * arm.c (fp_consts_inited): Convert to bool.
5458 (strings_fp): Delete.
5459 (values_fp): Delete.
5460 (value_fp0): New variable.
5461 (init_fp_table): Simplify logic.
5462 (arm_const_double_rtx): Likewise.
5463 (fp_immediate_constant): Likewise.
5464 (fp_const_from_val): Likewise.
5465 (neg_const_double_rtx_ok_for_fpa): Delete.
5466 * doc/md.texi (ARM constraints): Update documentation.
5468 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
5470 PR tree-optimization/53636
5471 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
5472 stride when doing basic-block vectorization.
5474 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5476 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
5479 2012-06-15 Jakub Jelinek <jakub@redhat.com>
5481 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
5482 allocate and free bbs array for the SLP case.
5484 PR tree-optimization/51581
5485 * expr.h (choose_multiplier): New prototype.
5486 * expmed.c (choose_multiplier): No longer static.
5487 Change multiplier_ptr from rtx * to UHWI *.
5488 (expand_divmod): Adjust callers.
5489 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
5490 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
5491 argument to new_stmt_vec_info. Attempt to optimize also divisions
5492 by non-pow2 constants if integer vector division isn't supported.
5493 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
5494 don't look at pattern stmts and sequences.
5496 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
5499 * common.opt (-fdelete-dead-exceptions): New switch.
5500 * doc/invoke.texi (Code Gen Options): Document it.
5501 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
5502 insn_could_throw_p predicate. Do not skip an insn that could throw
5503 if dead exceptions can be deleted.
5504 (insn_live_p): Likewise, do not return true in that case.
5505 * dce.c (can_alter_cfg): New flag.
5506 (deletable_insn_p): Do not return false for an insn that can throw if
5507 the CFG can be altered and dead exceptions can be deleted.
5508 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
5509 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
5510 predicate. Do not preserve an insn that could throw if dead exceptions
5512 * function.h (struct function): Add can_delete_dead_exceptions flag.
5513 * function.c (allocate_struct_function): Set it.
5514 * lto-streamer-in.c (input_struct_function_base): Stream it.
5515 * lto-streamer-out.c (input_struct_function_base): Likewise.
5516 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
5517 statement that could throw as necessary if dead exceptions can be
5520 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
5522 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
5524 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
5527 * config/sh/sh.md: Add peephole for swapbsi2.
5528 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
5530 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
5532 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
5533 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
5535 2012-06-14 Jakub Jelinek <jakub@redhat.com>
5538 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
5540 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
5542 * arm.c (arm_cirrus_insn_p): Delete.
5543 (cirrus_reorg): Delete.
5544 (arm_reorg): Don't call cirrus_reorg.
5545 (arm_final_prescan_insn_p): Don't check for cirrus insns.
5546 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
5547 (adddi3, subdi3): Remove Maverick support.
5548 (arm_adddi3): Likewise.
5549 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
5550 (addsf3, adddf3): Likewise.
5551 (subsf3, subdf3): Likewise.
5552 (mulsf3, muldf3): Likewise.
5553 (ashldi3, ashrdi3, lshrdi3): Likewise.
5554 (floatsisf2, floatsidf2): Likewise.
5555 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
5556 (arm_movdi, thumb1_movdi_insn): Likewise.
5557 (arm_cmpdi_insn): Likewise.
5558 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
5559 (cirrus.md): Don't include.
5560 * cirrus.md: Delete file.
5561 * t-arm (MD_INCLUDES): Remove cirrus.md.
5563 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
5565 * dwarf2out.c (function_possibly_abstracted_p): New static function.
5566 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
5567 cgraph_function_possibly_inlined_p.
5568 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
5569 (process_scope_var): Do not emit concrete instances of abstracted
5570 nested functions from here.
5571 (gen_decl_die): Emit the abstract instance if the function is possibly
5572 abstracted and not only possibly inlined.
5573 (dwarf2out_finish): Find the first non-abstract parent instance and
5574 attach concrete instances on the limbo list to it.
5576 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
5578 * arm.md (divsf3, divdf3): Remove FPA support.
5579 (negsf2, negdf2): Likewise.
5580 (sqrtsf2, sqrtdf2): Likewise.
5581 (movdfcc): Likewise.
5582 (modsf3, moddf3, movxf): Delete.
5583 (push_fp_multi): Delete.
5584 (fpa.md): Don't include it.
5585 * fpa.md: Delete file.
5586 * t-arm (MD_INCLUDES): Remove fpa.md.
5588 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
5590 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
5591 (cost_for_stmt): Remove decl.
5592 (vect_get_single_scalar_iteration_cost): Correct typo in name.
5593 * tree-vect-loop.c (vect_get_cost): Remove.
5594 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
5595 vect_get_stmt_cost rather than vect_get_cost.
5596 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
5598 (vect_estimate_min_profitable_iters): Correct typo in call to
5599 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
5601 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
5603 (vect_model_induction_cost): Likewise.
5604 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
5605 typo in call to vect_get_single_scalar_iteration_cost.
5606 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
5607 (cost_for_stmt): Remove unnecessary function.
5608 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
5610 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
5612 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
5613 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
5614 * arm-tables.opt: Regenerated.
5615 * doc/invoke.texi: Remove references to deleted options.
5617 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
5619 * config/h8300/genmova.sh: Modified to add offset bits of
5620 mova/Sz assembly instruction for memory access.
5621 * config/h8300/h8300.c: Likewise.
5622 * config/h8300/mova.md: Likewise.
5624 2012-06-12 Christian Bruel <christian.bruel@st.com>
5627 * config/sh/sh.c (sh_option_override): Don't force
5628 flag_omit_frame_pointer and maccumulate_outgoing_args.
5629 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
5631 2012-06-14 Richard Guenther <rguenther@suse.de>
5633 * tree-vrp.c (VR_INITIALIZER): New define.
5634 (ranges_from_anti_range): New function.
5635 (extract_range_from_binary_expr_1): Decompose operations on
5636 VR_ANTI_RANGEs to operations on VR_RANGE.
5637 (extract_range_from_unary_expr_1): Likewise.
5638 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
5639 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
5640 extract_range_from_cond_expr, adjust_range_with_scev,
5641 vrp_visit_assignment_or_call, vrp_visit_phi_node,
5642 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
5644 2012-06-13 Richard Henderson <rth@redhat.com>
5646 * hwint.h (HOST_WIDEST_INT_C): New.
5647 (HOST_WIDE_INT_C): New.
5648 (HOST_WIDE_INT_1): Use it.
5649 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
5651 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
5654 * var-tracking.c: Include alias.h.
5655 (overlapping_mems): New struct.
5656 (drop_overlapping_mem_locs): New.
5657 (clobber_overlapping_mems): New.
5658 (var_mem_delete_and_set, var_mem_delete): Call it.
5659 (val_bind): Likewise, but only if modified.
5660 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
5661 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
5663 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
5666 * var-tracking.c (loc_exp_dep_pool): New.
5667 (vt_emit_notes): Create and release the pool.
5668 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
5669 (emit_notes_in_bb): Likewise.
5670 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
5671 (notify_dependents_of_changed_value): Likewise.
5672 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
5673 variables don't have a VAR_LOC_DEP_LST.
5674 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
5675 VALUEs or MEMs of VALUEs.
5677 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
5681 * dce.c (word_dce_process_block): Insert debug temps only if the
5683 (dce_process_block): Likewise, and if debug.used is not empty,
5684 and only after iterating over all DEFs that might mark the insn.
5686 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
5688 * common.opt (ftree-coalesce-inlined-vars): New.
5689 (ftree-coalesce-vars): New.
5690 * doc/invoke.texi: Document them.
5691 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5694 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
5696 * read-rtl.c (mapping): Remove index field. Add current_value field.
5697 Define heap vectors.
5698 (iterator_group): Fix long line. Remove num_builtins field and
5699 uses_iterator fields. Make apply_iterator take a void * parameter.
5700 (iterator_use, atttribute_use): New structures.
5701 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
5702 (current_iterators, iterator_uses, attribute_uses): New variables.
5703 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
5704 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
5705 (map_attr_string, apply_iterator_to_string): Remove iterator
5706 and value parameters. Look through all current iterator values
5707 for a matching attribute.
5708 (mode_attr_index, apply_mode_maps): Delete.
5709 (apply_iterator_to_rtx): Replace with...
5710 (copy_rtx_for_iterators): ...this new function.
5711 (uses_iterator_p, apply_iterator_traverse): Delete.
5712 (apply_attribute_uses, add_current_iterators, apply_iterators): New
5714 (add_mapping): Remove index field. Set current_value field.
5715 (initialize_iterators): Don't set num_builtins and uses_iterator_p
5717 (find_iterator): Delete.
5718 (record_iterator_use, record_attribute_use): New functions.
5719 (record_potential_iterator_use): New function.
5720 (check_code_iterator): Remove handling of bellwether codes.
5721 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
5722 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
5723 parameter. Use the first code iterator value instead of the
5724 bellwether_codes array. Use record_potential_iterator_use for modes.
5726 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
5729 * config/sh/sh.md (bswapsi2): New expander.
5730 (swapbsi2): New insn.
5732 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
5735 * config/i386/i386.c (ix86_tune_cost): New variable.
5736 (ix86_option_override_internal): Set ix86_tune_cost. Use
5737 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
5738 l1_cache_size and l2_cache_size.
5740 2012-06-13 Richard Guenther <rguenther@suse.de>
5742 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
5743 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
5744 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
5745 VR_ANTI_RANGE with VR_ANTI_RANGE.
5747 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
5749 * config.gcc (unsupported): Move obsoleted FPA-based configurations
5751 (obsolete): ... here.
5752 (arm*-*-freebsd*): Remove.
5753 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
5754 (arm*-*-uclinux*): Likewise.
5755 (arm*-*-ecos-elf): Remove.
5756 (arm*-*-rtems*): Remove.
5757 (arm*-*-elf): Remove.
5758 (arm*-wince-pe*): Remove.
5759 (arm, --with-fpu): Remove support for fpa and Maverick variants.
5760 * arm/ecos-elf.h: Delete.
5761 * arm/t-strongarm-elf: Delete.
5762 * arm/rtems-elf.h: Delete.
5763 * arm/wince-pe.h: Delete.
5766 * arm/t-wince-pe: Delete.
5768 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
5770 PR tree-optimization/53647
5771 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
5772 targets with no defined cache line size.
5774 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
5776 * targhooks.c (default_builtin_vectorized_conversion): Handle
5777 vec_construct, using vectype to base cost on subparts.
5778 * target.h (enum vect_cost_for_stmt): Add vec_construct.
5779 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
5780 instead of scalar_to-vec.
5781 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5782 vec_construct in same way as default for now.
5783 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5784 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
5785 Handle vec_construct, including special case for 32-bit loads.
5787 2012-06-13 Xinyu Qi <xyqi@marvell.com>
5789 * config/arm/arm.c (FL_IWMMXT2): New define.
5790 (arm_arch_iwmmxt2): New variable.
5791 (arm_option_override): Enable use of iWMMXt with VFP.
5792 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
5793 Thumb mode. Set arm_arch_iwmmxt2.
5794 (arm_expand_binop_builtin): Accept VOIDmode op.
5795 (enum arm_builtins): Revise built-in fcode.
5796 (IWMMXT2_BUILTIN): New define.
5797 (IWMMXT2_BUILTIN2): Likewise.
5798 (iwmmx2_mbuiltin): Likewise.
5799 (builtin_description bdesc_2arg): Revise built in declaration.
5800 (builtin_description bdesc_1arg): Likewise.
5801 (arm_init_iwmmxt_builtins): Revise built in initialization.
5802 (arm_expand_builtin): Revise built in expansion.
5803 (arm_output_iwmmxt_shift_immediate): New function.
5804 (arm_output_iwmmxt_tinsr): Likewise.
5805 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
5806 (arm_output_iwmmxt_tinsr): Likewise.
5807 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
5808 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
5809 (rorv4hi3, rorv2si3, rordi3): Likewise.
5810 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
5811 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
5812 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
5813 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
5814 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
5815 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
5816 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
5817 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
5818 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
5819 (ror<mode>3, ror<mode>3_di): Likewise.
5820 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
5821 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
5822 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
5823 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
5824 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
5825 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
5826 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
5827 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
5828 (All instruction patterns): Add wtype attribute.
5829 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
5830 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
5831 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
5832 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
5833 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
5834 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
5835 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
5836 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
5837 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
5838 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
5839 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
5840 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
5841 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
5842 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
5843 (iwmmxt2.md): Include.
5844 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
5845 (TARGET_IWMMXT2): New define.
5846 (TARGET_REALLY_IWMMXT2): Likewise.
5847 (arm_arch_iwmmxt2): Declare.
5848 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
5849 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
5850 Use C name-mangling for intrinsics.
5852 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
5853 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
5854 (_m_from_int): Likewise.
5855 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
5856 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
5857 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
5858 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
5859 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
5860 (_mm_tbcst_pi32): Likewise.
5861 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
5862 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
5863 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
5864 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
5865 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
5866 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
5867 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
5868 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
5869 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
5870 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
5871 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
5872 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
5873 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
5874 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
5875 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
5876 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
5877 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
5878 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
5879 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
5880 (_m_to_int): New define.
5881 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
5882 * config/arm/arm-arches.def (iwmmxt2): Likewise.
5883 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
5885 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
5886 (arch): Add "iwmmxt2".
5887 (arch_enabled): Handle "iwmmxt2".
5888 (wtype): New attribute.
5889 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
5890 (UNSPEC_WALIGNI): New unspec.
5891 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
5892 * config/arm/iterators.md (VMMX2): New mode_iterator.
5893 * config/arm/marvell-f-iwmmxt.md: New file.
5894 * config/arm/iwmmxt2.md: New file.
5896 2012-06-12 Jakub Jelinek <jakub@redhat.com>
5901 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
5902 if type isn't complete.
5904 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
5906 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
5908 2012-06-12 Richard Henderson <rth@redhat.com>
5910 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
5911 iterator instead of INT.
5913 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
5915 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
5916 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
5918 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
5919 (tree_ssa_phiopt): Call gate_hoist_loads.
5920 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
5921 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
5922 hoist_adjacent_loads.
5923 (local_mem_dependence): New function.
5924 (hoist_adjacent_loads): Likewise.
5925 (gate_hoist_loads): Likewise.
5926 * common.opt (fhoist-adjacent-loads): New switch.
5927 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
5929 2012-06-12 Michael Matz <matz@suse.de>
5931 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
5932 (nonoverlapping_memrefs_p): Don't call it here ...
5933 (true_dependence_1): ... but here.
5935 2012-06-12 Richard Guenther <rguenther@suse.de>
5937 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
5938 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
5939 and MEM_SIZE only refines it. Reflect that and be less conservative
5940 if either of the latter is not known.
5942 2012-06-12 Jakub Jelinek <jakub@redhat.com>
5944 PR rtl-optimization/53589
5945 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
5946 discovery even when e->dest != target. If any LABEL_REF points
5947 to e->dest label, redirect it to target's label.
5949 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
5951 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
5952 condition for generating REG_FRAME_RELATED_EXPR note.
5953 (pop): Add code for generating REG_CFA_RESTORE,
5954 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
5955 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
5956 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
5958 2012-06-11 Richard Henderson <rth@redhat.com>
5960 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
5961 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
5963 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
5965 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
5967 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
5968 Mention that this hook needs to be defined for native TLS.
5969 * doc/tm.texi: Regenerate.
5971 2012-06-11 Mike Stump <mikestump@comcast.net>
5973 * emit-rtl.c (init_emit_once): Iterate through the
5974 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
5975 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
5976 all the MIN_MODE_PARTIAL_INT modes anymore.
5978 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
5980 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
5982 2012-06-11 Roland McGrath <mcgrathr@google.com>
5984 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
5985 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
5986 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
5989 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
5992 * config/sh/sh.md (fmasf4): New expander.
5993 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
5994 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
5995 * config/sh/sh.opt (mfused-madd): Remove.
5996 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
5997 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
5998 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
6000 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
6003 2012-06-11 Richard Henderson <rth@redhat.com>
6005 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
6007 2012-06-11 Richard Guenther <rguenther@suse.de>
6010 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
6011 replace it with the first non-BLOCK context.
6013 2012-06-11 Richard Guenther <rguenther@suse.de>
6015 * alias.c (aliases_everything_p): Remove.
6016 (DIFFERENT_ALIAS_SETS_P): Likewise.
6017 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
6018 Do not use aliases_everything_p or special-case ANDs. Do not
6019 special-case BLKmode moves.
6020 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
6023 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
6025 Fix CRIS build errors with --enable-build-with-cxx.
6026 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
6027 variable "and" to "andop".
6028 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
6029 temporary variable for memory model, passing C++-type-correct
6030 parameter type to expand_mem_thread_fence.
6031 ("atomic_compare_and_swap<mode>"): Ditto.
6033 2012-06-09 Richard Henderson <rth@redhat.com>
6036 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
6037 (pass_jump): Rename from pass_jump2.
6038 (execute_jump2, pass_jump2): New.
6039 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
6040 perform cfg cleanup here. Move the test of PUSH_ROUNDING
6041 and ACCUMULATE_OUTGOING_ARGS test...
6042 (gate_handle_stack_adjustments): ... here.
6043 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
6044 Place new pass_jump2 after pass_stack_adjustments.
6045 * tree-pass.h (pass_jump): Declare.
6047 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
6049 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
6052 2012-06-08 Richard Henderson <rth@redhat.com>
6055 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
6056 note to a clobber insn when no other insn is available.
6058 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
6060 * config/avr/avr.c (avr_case_values_threshold): Return 7.
6062 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
6064 * genhooks.c (main): Set progname.
6065 (emit_documentation): Remove variable found_start, always bail out
6066 when a place is missing.
6067 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
6069 2012-06-07 Jakub Jelinek <jakub@redhat.com>
6072 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
6073 call walk_gimple_seq_mod instead of walk_gimple_seq.
6074 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
6075 scan_omp_for, scan_omp_sections, scan_omp_single,
6076 execute_lower_omp): Adjust callers.
6077 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
6078 returns false, replace stmt with GIMPLE_NOP.
6079 (check_omp_nesting_restrictions): Instead of issuing warnings,
6080 issue errors and return false if any errors were reported.
6082 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
6084 * doc/invoke.texi (fconserve-space): Remove documentation.
6086 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
6088 * config/rs6000/rs6000-tables.opt: Regenerated.
6090 2012-06-06 Richard Guenther <rguenther@suse.de>
6092 PR tree-optimization/53081
6093 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
6094 (adjacent_dr_p): ... this and make it work for reads, too.
6095 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
6096 (struct partition_s): Change main_stmt to main_dr, add
6097 secondary_dr member.
6098 (build_size_arg_loc): Change to date data-reference and not
6100 (build_addr_arg_loc): New function split out from ...
6101 (generate_memset_builtin): ... here. Use it and simplify.
6102 (generate_memcpy_builtin): New function.
6103 (generate_code_for_partition): Adjust.
6104 (classify_partition): Streamline pattern detection. Detect memcpy.
6105 (ldist_gen): Adjust.
6106 (tree_loop_distribution): Adjust seed statements for memcpy
6109 2012-06-06 Matt Turner <mattst88@gmail.com>
6111 * config/arm/mmintrin.h (_mm_empty): New.
6114 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
6116 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
6117 * common.opt (fsched-pressure-algorithm=): Remove.
6118 * flag-types.h (sched_pressure_algorithm): Move to...
6119 * sched-int.h (sched_pressure_algorithm): ...here.
6120 * params.def (sched-pressure-algorithm): New param.
6121 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
6122 * common/config/s390/s390-common.c (s390_option_optimization_table):
6123 Remove OPT_fsched_pressure_algorithm_ entry.
6124 * config/s390/s390.c (s390_option_override): Set a default value for
6125 PARAM_SCHED_PRESSURE_ALGORITHM.
6127 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
6130 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
6131 doing an unsigned compare, make sure the second argument is not a
6133 (rs6000_emit_cmove): Don't allow floating point comparisons when
6134 generating ISEL moves.
6136 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
6138 * config/rs6000/e5500.md: New file.
6139 * config/rs6000/e6500.md: New file.
6140 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6142 (rs6000_option_override_internal): Altivec and Spe options not
6143 allowed with e5500. Spe options not allowed with e6500. Increase
6144 move inline limit for e5500 and e6500. Disable string instructions
6145 for e5500 and e6500. Enable branch targets alignment for e5500 and
6146 e6500. Initialize rs6000_cost for e5500 and e6500.
6147 (rs6000_adjust_cost): Add extra scheduling cycles between compare
6148 and brnach for e5500 and e6500.
6149 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
6150 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
6152 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
6153 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
6155 Include e5500.md and e6500.md.
6156 * config/rs6000/rs6000-opt.h (processor_type): Add
6157 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
6158 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
6159 (powerpc*-*-*): Add new cores e5500, e6500.
6160 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
6162 2012-06-05 Richard Guenther <rguenther@suse.de>
6164 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
6166 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
6169 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
6170 is used for x86_64-*-*.
6172 2012-06-05 Richard Guenther <rguenther@suse.de>
6174 PR tree-optimization/30442
6175 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
6176 vectorization stop analysis at the first stmt we cannot compute
6177 a data-reference for instead of giving up completely.
6179 2012-06-05 Richard Guenther <rguenther@suse.de>
6181 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
6182 (partition_alloc): Initialize it.
6183 (partition_has_writes): New function.
6184 (rdg_flag_uses): Adjust.
6185 (rdg_flag_vertex): Likewise.
6186 (rdg_flag_vertex_and_dependent): Likewise.
6187 (rdg_flag_loop_exits): Likewise.
6188 (build_rdg_partition_for_component): Likewise.
6189 (rdg_build_partitions): Likewise.
6191 2012-06-05 Richard Guenther <rguenther@suse.de>
6193 PR tree-optimization/53081
6194 * tree-loop-distribution.c (generate_memset_builtin): Handle all
6195 kinds of byte-sized stores.
6196 (classify_partition): Likewise.
6197 (tree_loop_distribution): Adjust seed statements used for
6198 !flag_tree_loop_distribution.
6200 2012-06-05 Alan Modra <amodra@gmail.com>
6202 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
6203 (rs6000_emit_prologue): Ensure register used for inline saves
6204 of vector regs is not the static chain register. Revise comment.
6206 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
6208 * doc/md.texi (Standard Pattern Names For Generation): Document
6211 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
6214 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
6216 2012-06-04 Jason Merrill <jason@redhat.com>
6218 * dwarf2out.c (is_unit_die): New.
6219 (copy_declaration_context, copy_ancestor_tree): Use it.
6220 (copy_decls_walk): Likewise.
6222 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
6225 * doc/invoke.texi (Wenum-compare): Update documentation.
6227 2012-06-04 Dodji Seketeli <dodji@redhat.com>
6229 PR preprocessor/53463
6230 * parser.c (cp_parser_assignment_expression): Use the location
6231 for the '=' as the default location for the expression.
6233 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
6236 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
6238 (altivec_stvlxl): Ditto.
6239 (altivec_stvrx): Ditto.
6240 (altivec_stvrxl): Ditto.
6242 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
6244 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
6245 (ira_uniform_class_p): New macro.
6247 * ira.c (setup_uniform_class_p): New function.
6248 (setup_allocno_and_important_classes): Call the function.
6249 (print_unform_and_important_classes): New function.
6250 (print_classes): Rename to print_translated_classes.
6251 (ira_debug_allocno_classes): Add call of
6252 print_unform_and_important_classes.
6254 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
6255 classes instead of pressure classes.
6257 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
6260 * trans-mem.c (expand_block_edges): Do not skip the first
6261 statement when resetting the BB.
6263 2012-06-04 Richard Guenther <rguenther@suse.de>
6265 * tree-data-ref.c (stores_from_loop): Remove.
6266 (stmt_with_adjacent_zero_store_dr_p): Likewise.
6267 (stores_zero_from_loop): Likewise.
6268 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
6269 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
6270 (adjacent_store_dr_p): New function.
6271 * tree-loop-distribution.c (generate_memset_builtin): Pass
6272 the RDG, use the already available data-reference.
6273 (generate_code_for_partition): Pass down RDG.
6274 (classify_partition): Inline parts of the former
6275 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
6276 (ldist_gen): Remember if there was any detected builtin and
6277 do less work if not and flag_tree_loop_distribution is not set.
6278 (tree_loop_distribution): Inline and fuse stores_from_loop
6279 and stores_zero_from_loop here.
6281 2012-06-04 Richard Guenther <rguenther@suse.de>
6284 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
6285 create new assembler names.
6287 2012-06-04 Richard Guenther <rguenther@suse.de>
6289 * tree-data-ref.c (struct rdg_vertex_info): Remove.
6290 (rdg_vertex_for_stmt): Simplify using gimple_uid.
6291 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
6292 hashtable. Record stmt data-references.
6293 (hash_stmt_vertex_info): Remove.
6294 (eq_stmt_vertex_info): Likewise.
6295 (hash_stmt_vertex_del): Likewise.
6296 (build_empty_rdg): Simplify.
6297 (build_rdg): Adjust.
6298 (free_rdg): Likewise.
6299 (ref_base_address): Remove.
6300 (have_similar_memory_accesses): Likewise.
6301 * tree-data-ref.h (create_rdg_vertices): Remove.
6302 (struct rdg_vertex): Add datarefs member.
6303 (RDGV_DATAREFS): New define.
6304 (RDG_DATAREFS): Likewise.
6305 (have_similar_memory_accesses): Remove.
6306 (rdg_has_similar_memory_accesses): Likewise.
6307 * tree-loop-distribution.c (ref_base_address): Re-implement here.
6308 (similar_memory_accesses): Re-implement using existing data-references.
6309 (tree_loop_distribution): Initialize stmt uids for the stmt to
6311 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
6312 access stmt vinfo for stmts in loop.
6314 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
6317 * config/m68k/m68k.md ("tablejump"): Fix check for
6318 CASE_VECTOR_PC_RELATIVE.
6320 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
6322 * output.h (merge_weak, assemble_alias,
6323 initializer_constant_valid_p,
6324 initializer_constant_valid_for_bitfield_p): Move protos from here...
6325 * tree.h: ... to here.
6326 * cgraphclones.c: Do not include output.h.
6327 * gimplify.c: Likewise.
6328 * reload.c: Likewise.
6329 * recog.c: Likewise.
6330 * tree-ssa-loop-ivopts.c: Likewise.
6331 * tree-switch-conversion.c: Likewise.
6332 * c-parser.c: Likewise.
6333 * c-typeck.c: Likewise.
6334 * Makefile.in: Fix dependencies.
6336 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
6339 * config/avr/avr-stdint.h: New file.
6340 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
6343 2012-06-04 Jakub Jelinek <jakub@redhat.com>
6345 PR tree-optimization/53550
6346 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
6347 is POINTER_TYPE_P, use sizetype as step type instead of type.
6349 2012-06-04 Richard Guenther <rguenther@suse.de>
6351 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
6352 (ref_base_address_1): Likewise.
6353 (remove_similar_memory_refs): Likewise.
6354 * tree-data-ref.h (remove_similar_memory_refs): Remove.
6355 * tree-loop-distribution.c (classify_partition): Do not classify
6356 as builtin if -ftree-loop-distribute-patterns is not enabled.
6357 (fuse_partitions_with_similar_memory_accesses): Inline ...
6358 (ldist_gen): ... here. Fuse all non-builtin partitions if
6359 -ftree-loop-distribution is not enabled. Properly return
6360 the number of created partitions. Do not update SSA form here but ...
6361 (tree_loop_distribution): ... once here for the whole function.
6362 Only walk innermost loops, constrain loops we consider here
6363 further. Do not call remove_similar_memory_refs.
6364 (distribute_loop): Do not check number of loop nodes here.
6366 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
6368 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
6370 2012-06-03 Martin Jambor <mjambor@suse.cz>
6372 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
6373 (ipa_get_jf_known_type_base_type): Likewise.
6374 (ipa_get_jf_known_type_component_type): Likewise.
6375 (ipa_get_jf_constant): Likewise.
6376 (ipa_get_jf_pass_through_formal_id): Likewise.
6377 (ipa_get_jf_pass_through_operation): Likewise.
6378 (ipa_get_jf_ancestor_offset): Likewise.
6379 (ipa_get_jf_ancestor_type): Likewise.
6380 (ipa_get_jf_ancestor_formal_id): Likewise.
6381 (ipa_get_jf_member_ptr_pfn): Likewise.
6382 * ipa-prop.c (ipa_set_jf_known_type): New function.
6383 (ipa_set_jf_constant): Likewise.
6384 (ipa_set_jf_simple_pass_through): Likewise.
6385 (ipa_set_jf_arith_pass_through): Likewise.
6386 (ipa_set_ancestor_jf): Likewise.
6387 (fill_member_ptr_cst_jump_function): Moved up and renamed to
6388 ipa_set_jf_member_ptr_cst.
6389 (detect_type_change_1): Use the new jump function creation functions.
6390 (compute_complex_assign_jump_func): Likewise.
6391 (compute_complex_ancestor_jump_func): Likewise.
6392 (compute_known_type_jump_func): Likewise.
6393 (compute_scalar_jump_functions): Likewise.
6394 (compute_pass_through_member_ptrs): Likewise.
6395 (determine_cst_member_ptr): Likewise.
6396 (combine_known_type_and_ancestor_jfs): Likewise.
6397 (try_make_edge_direct_simple_call): Likewise.
6398 (try_make_edge_direct_virtual_call): Likewise.
6399 (update_indirect_edges_after_inlining): Likewise.
6400 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
6401 access functions. Incorporat NOP_EXPR and BINFO handling from its
6403 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
6404 which was in its callers.
6405 (ipa_value_from_jfunc): Use jump function access functions. Some
6406 functionality moved to functions above.
6407 (propagate_vals_accross_ancestor): Likewise.
6408 (propagate_vals_accross_pass_through): Use jump function access
6410 (propagate_accross_jump_function): Likewise.
6411 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
6413 (inline_merge_summary): Likewise.
6415 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6417 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
6418 * config/pa/pa.c (pa_attr_length_millicode_call): Use
6419 MAX_PCREL17F_OFFSET instead of fixed offset.
6420 (pa_attr_length_call): Likewise.
6421 (pa_attr_length_indirect_call): Likewise.
6423 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
6426 * config/sh/sh.opt (mfsca, mfsrra): New options.
6427 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
6429 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
6430 (sinssf2, cossf2): Fold expanders to ...
6431 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
6432 TARGET_FSCA condition.
6433 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
6435 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
6436 -mno-fsca, -mfsrra, -mno-fsrra.
6438 2012-06-03 Matt Turner <mattst88@gmail.com>
6440 * config/mips/4600.md (r4700_imul_si): New.
6441 (r4700_imul_di): New.
6442 (r4700_fmul_single): New.
6443 (r4700_fmul_double): New.
6444 * config/mips/mips-cpus.def: Add r4700.
6445 * config/mips/mips.c: Likewise.
6446 * config/mips/mips.md: Likewise.
6447 * config/mips/mips-tables.opt: Regenerate.
6449 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
6451 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
6452 new function sparc_initial_elimination_offset.
6453 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
6455 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
6458 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
6460 * expmed.c (expand_mult, choose_multiplier): Change
6461 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
6462 * expr.c (convert_modes): Likewise.
6463 * explow.c (plus_constant): Likewise.
6464 * fixed-value.c (fixed_saturate1, fixed_saturate2)
6465 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
6466 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
6467 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
6468 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
6469 (do_fixed_shift, fixed_convert, fixed_convert)
6470 (fixed_convert_from_int, fixed_convert_from_int)
6471 (fixed_convert_from_real): Likewise.
6472 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
6473 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
6474 * varasm.c (output_constructor_bitfield): Likewise.
6475 * tree-vrp.c (register_edge_assert_for_2): Likewise.
6476 * double-int.c (rshift_double, lshift_double): Likewise.
6477 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
6479 * simplify-rtx.c (mode_signbit_p)
6480 (simplify_const_unary_operation, simplify_binary_operation_1)
6481 (simplify_immed_subreg): Likewise.
6482 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
6483 * tree-vect-generic.c (build_replicated_const): Likewise.
6484 * dbxout.c (stabstr_O): Likewise.
6485 * emit-rtl.c (immed_double_int_const, immed_double_const)
6486 (gen_lowpart_common, init_emit_once): Likewise.
6487 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
6488 (widest_int_cst_value, upper_bound_in_type): Likewise.
6489 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
6490 (fixup_unsigned_type): Likewise.
6491 * real.c (real_to_integer2, real_from_integer): Likewise.
6492 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
6493 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
6495 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
6498 * fold-const.c (fold_binary_loc): Refine previous change.
6500 2012-06-01 Olivier Hainque <hainque@adacore.com>
6502 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
6503 the "do {" part of the do-while(0) loop.
6505 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
6507 * config/i386/i386.c (x86_sched_reorder): New function.
6508 Added new function x86_sched_reorder.
6510 2012-06-01 Richard Guenther <rguenther@suse.de>
6512 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6514 (classify_partition): Likewise.
6516 2012-06-01 Richard Guenther <rguenther@suse.de>
6518 * tree-loop-distribution.c (enum partition_kind): New enum.
6519 (struct partition_s): Add kind and main_stmt members.
6520 (partition_alloc): Initialize kind to PKIND_NORMAL.
6521 (partition_builtin_p): New function.
6522 (copy_loop_before): Remove failure path and assert instead.
6523 (generate_loops_for_partition): Likewise.
6524 (generate_memset_zero): Fold into ...
6525 (generate_memset_builtin): ... this.
6526 (classify_partition): New function with code from
6527 can_generate_builtin and generate_builtin.
6528 (generate_builtin): Remove.
6529 (can_generate_builtin): Likewise.
6530 (fuse_partitions_with_similar_memory_accesses): Call
6531 partition_builtin_p instead of can_generate_builtin.
6532 (rdg_build_partitions): Do not call
6533 fuse_partitions_with_similar_memory_accesses here...
6534 (ldist_gen): ... but here after classifying all partitions.
6535 Remove failure path of generate_code_for_partition.
6536 (generate_code_for_partition): Generate code according
6537 to partition classification.
6539 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
6540 Jonathan Wakely <jwakely.gcc@gmail.com>
6543 * doc/invoke.texi (Warning Options): Explain purpose and differences
6544 between -Wmissing-prototypes and -Wmissing-declarations.
6546 2012-06-01 Christian Bruel <christian.bruel@st.com>
6548 * gcc.c (save_switch): Add user_p parameter.
6549 (read_specs): Likewise.
6550 (set_specs): Likewise.
6551 (validate_switches): Likewise.
6552 (validate_switches_from_spec): Likewise.
6553 (validate_all_switches): Pass on user_p parameter.
6554 (struct spec_list): Add user_p field.
6555 (struct switchstr): Add known field.
6556 (save_switch): Add known parameter.
6557 (INIT_STATIC_SPEC): Initialize user_p;
6558 (driver_unknown_option_callbac): call save_switch if
6559 OPT_SPECIAL_unknown.
6560 (driver_handle_option): Propagate OPT_specs.
6561 (do_spec_1): Set validated only if known.
6562 (check_live_switch): Likewise.
6563 (validate_switches): Set validated if known or user_spec.
6565 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
6567 Add CRIS atomic patterns for 1, 2, and 4 bytes.
6568 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
6569 * config/cris/cris-protos.h: Declare it.
6570 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
6571 (TARGET_DEFAULT): Add alignment by 32.
6572 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
6573 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
6574 TARGET_CPU_DEFAULT == 32.
6575 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
6576 * config/cris/cris.md: Include sync.md. Avoid allocating specific
6577 numbers by replacing the define_constants for all UNSPECs with the
6578 equivalent define_c_enum construct.
6579 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
6580 * config/cris/sync.md: New file.
6582 2012-05-31 Matt Turner <mattst88@gmail.com>
6584 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
6585 (r4600_imul_di): New.
6586 (r4600_idiv_si): Rename from r4600_idiv.
6587 (r4600_idiv_di): New.
6589 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
6591 * output.h (__gcc_host_wide_int__): Move to hwint.h.
6592 (decl_default_tls_model): Move to tree.h
6593 (dump_file): Move to system.h.
6594 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
6595 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
6596 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
6597 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
6598 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
6599 dbxout_stab_value_internal_label,
6600 dbxout_stab_value_internal_label_diff): Move from here ...
6601 * dbxout.h: ... to here.
6602 * system.h (dump_file): Moved here from output.h.
6603 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
6604 * tree.h (decl_default_tls_model): Moved here from output.h.
6605 * varasm.c (default_stabs_asm_out_destructor,
6606 default_stabs_asm_out_constructor): Move from here ...
6607 * dbxout.c: ... to here.
6609 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
6611 * collect2.h (dump_file): Rename to dump_ld_file.
6612 * collect2.c: Likewise.
6613 * tlink.c: Likewise.
6615 * alias.c: Do not include output.h.
6616 * auto-inc-dec.c: Likewise.
6617 * bt-load.c: Likewise.
6618 * caller-save.c: Likewise.
6620 * cfgbuild.c: Likewise.
6621 * cfgcleanup.c: Likewise.
6622 * cfglayout.c: Likewise.
6623 * cfgloop.c: Likewise.
6624 * cfgloopanal.c: Likewise.
6625 * cfgloopmanip.c: Likewise.
6626 * cfgrtl.c: Likewise.
6627 * cgraph.c: Likewise.
6628 * cgraphclones.c: Likewise.
6629 * combine-stack-adj.c: Likewise.
6630 * combine.c: Likewise.
6631 * cprop.c: Likewise.
6633 * cselib.c: Likewise.
6634 * dbgcnt.c: Likewise.
6635 * df-problems.c: Likewise.
6636 * df-scan.c: Likewise.
6637 * dojump.c: Likewise.
6638 * fwprop.c: Likewise.
6640 * graph.c: Likewise.
6641 * haifa-sched.c: Likewise.
6642 * hw-doloop.c: Likewise.
6643 * ipa-inline-transform.c: Likewise.
6644 * ipa-pure-const.c: Likewise.
6645 * ipa-reference.c: Likewise.
6646 * ipa-utils.c: Likewise.
6647 * ira-build.c: Likewise.
6648 * ira-emit.c: Likewise.
6650 * loop-doloop.c: Likewise.
6651 * loop-invariant.c: Likewise.
6652 * loop-iv.c: Likewise.
6653 * loop-unroll.c: Likewise.
6654 * loop-unswitch.c: Likewise.
6655 * lto-cgraph.c: Likewise.
6656 * lto-section-in.c: Likewise.
6657 * lto-streamer-in.c: Likewise.
6659 * mode-switching.c: Likewise.
6660 * postreload-gcse.c: Likewise.
6661 * postreload.c: Likewise.
6662 * predict.c: Likewise.
6663 * profile.c: Likewise.
6665 * reg-stack.c: Likewise.
6666 * regcprop.c: Likewise.
6667 * regmove.c: Likewise.
6668 * regstat.c: Likewise.
6669 * reload1.c: Likewise.
6670 * sched-ebb.c: Likewise.
6671 * sel-sched-dump.c: Likewise.
6672 * simplify-rtx.c: Likewise.
6673 * stor-layout.c: Likewise.
6674 * store-motion.c: Likewise.
6675 * tracer.c: Likewise.
6676 * tree-affine.c: Likewise.
6677 * tree-cfg.c: Likewise.
6678 * tree-cfgcleanup.c: Likewise.
6679 * tree-dfa.c: Likewise.
6680 * tree-into-ssa.c: Likewise.
6681 * tree-nomudflap.c: Likewise.
6682 * tree-optimize.c: Likewise.
6683 * tree-pretty-print.c: Likewise.
6684 * tree-profile.c: Likewise.
6685 * tree-ssa-address.c: Likewise.
6686 * tree-ssa-ccp.c: Likewise.
6687 * tree-ssa-copy.c: Likewise.
6688 * tree-ssa-dom.c: Likewise.
6689 * tree-ssa-loop-ch.c: Likewise.
6690 * tree-ssa-loop-im.c: Likewise.
6691 * tree-ssa-loop-manip.c: Likewise.
6692 * tree-ssa-loop-niter.c: Likewise.
6693 * tree-ssa-loop-prefetch.c: Likewise.
6694 * tree-ssa-loop-unswitch.c: Likewise.
6695 * tree-ssa-loop.c: Likewise.
6696 * tree-ssa-propagate.c: Likewise.
6697 * tree-ssa-structalias.c: Likewise.
6698 * tree-ssa-tail-merge.c: Likewise.
6699 * tree-ssa-threadedge.c: Likewise.
6700 * tree-ssa-threadupdate.c: Likewise.
6701 * tree-ssa-uncprop.c: Likewise.
6702 * tree-ssa-uninit.c: Likewise.
6703 * tree-ssa.c: Likewise.
6704 * value-prof.c: Likewise.
6705 * var-tracking.c: Likewise.
6708 * config/m32r/m32r.c: Include dbxout.h.
6709 * config/pa/pa.c: Likewise.
6710 * config/rs6000/rs6000.c: Likewise.
6712 * Makefile.in: Fix dependencies.
6713 * config/rs6000/t-rs5000: Likewise.
6715 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
6717 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
6718 * gimple.h (block_in_transaction): Check for flag_tm.
6720 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
6722 PR tree-optimization/52558
6723 * cfg.c (alloc_aux_for_edge): Fix comment.
6724 (alloc_aux_for_edge): Remove static.
6725 * basic-block.h (alloc_aux_for_edge): Protoize.
6726 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
6727 (execute_sm_if_changed_flag): New.
6728 (execute_sm_if_changed_flag_set): New.
6729 (execute_sm): Do not generate data races unless requested.
6730 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
6731 (tree_ssa_lim_finalize): Call free_aux_for_edges.
6732 * gimple.h (block_in_transaction): New.
6733 (gimple_in_transaction): Use block_in_transaction.
6735 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
6738 * config/avr/avr.opt (-msp8): Document it.
6739 * doc/invoke.texi (AVR Options): Ditto. And document related
6742 2012-05-31 Diego Novillo <dnovillo@google.com>
6744 * configure.ac (CXX_FOR_BUILD): Define and substitute.
6745 (BUILD_CXXFLAGS): Define and substitute.
6746 * Makefile.in (BUILD_CXXFLAGS): Define.
6747 (CXX_FOR_BUILD): Define.
6748 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
6749 (LINKER_FOR_BUILD): Likewise.
6750 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
6751 (BUILD_LINKERFLAGS): Likewise.
6752 * configure: Regenerate.
6754 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
6756 * Makefile.in: Fix many dependencies.
6757 * tree-profile.c: Don't include regs.h.
6758 * tree-vectorizer.c: Don't include cfglayout.h.
6759 * tree-vect-stmts.c: Likewise.
6760 * tree-vect-slp.c: Likewise.
6761 * tree-vect-loop.c: Likewise.
6762 * reg-stack.c: Likewise.
6763 * tree-ssa-loop-manip.c: Likewise.
6764 * toplev.c: Likewise.
6765 * varasm.c: Don't include cfglayout.h, basic-block.h,
6766 and tree-iterator.h.
6767 * tree-cfgcleanup.c: Don't include cfglayout.h.
6768 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
6769 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
6770 * cgraphclones.c: Don't include plugin.h.
6772 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
6774 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
6775 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
6776 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
6778 2012-05-31 Richard Guenther <rguenther@suse.de>
6780 * tree-loop-distribution.c (struct partition_s): New struct,
6781 typedef and vector type.
6782 (partition_alloc, partition_free): New functions.
6783 (generate_loops_for_partition, generate_builtin,
6784 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
6785 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
6786 build_rdg_partition_for_component, can_generate_builtin,
6787 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
6788 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
6789 number_of_rw_in_partition, partition_contains_all_rw,
6790 ldist_gen): Use partition_t instead of bitmap.
6792 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
6794 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
6795 * doc/avr-mmcu.texi: Regenerate.
6797 2012-05-31 Richard Guenther <rguenther@suse.de>
6799 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6800 Use FOR_EACH_SSA_DEF_OPERAND.
6801 (generate_builtin): Adjust.
6802 (stmt_generated_in_another_partition): Remove.
6803 (add_scalar_computations_to_partition): Likewise.
6804 (rdg_build_partitions): Do not call
6805 add_scalar_computations_to_partition.
6807 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
6809 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
6810 double ints throughout.
6811 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
6812 Check that the position of the field is representable as an integer.
6814 2012-05-31 Richard Guenther <rguenther@suse.de>
6816 * tree-data-ref.c (dr_analyze_innermost): Properly convert
6817 the MEM_REF offset to sizetype.
6819 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
6821 * doc/invoke.texi (AVR Options): Fix typos.
6823 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
6825 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
6827 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
6828 non-v32 into --march=v0_v10.
6830 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
6832 * ira-int.h (target_ira_int): Rename x_move_cost to
6833 x_ira_register_move_cost, x_may_move_in_cost to
6834 x_ira_may_move_in_cost and x_may_move_out_cost to
6835 x_ira_may_move_out_cost. Delete the old fields with
6836 those names and also x_ira_max_register_move_cost,
6837 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
6838 (move_cost, may_move_in_cost, may_move_out_cost)
6839 (ira_max_register_move_cost, ira_max_may_move_in_cost)
6840 (ira_max_may_move_out_cost): Delete.
6841 * ira.c (init_move_cost): Rename to...
6842 (ira_init_register_move_cost): ...this, deleting the old
6843 function with that name. Apply above variable renamings.
6844 Retain asserts for null fields.
6845 (ira_init_once): Don't initialize register move costs here.
6846 (free_register_move_costs): Apply above variable renamings.
6847 Remove code for deleted fields.
6849 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
6851 * ira.c (init_move_cost): Adjust choice of subclasses to match
6852 the current ira_init_register_move_cost choice. Use
6853 ira_class_subset_p instead of reg_class_subset_p.
6854 (ira_init_register_move_cost): Assert that move_cost,
6855 may_move_in_cost and may_move_out_cost already hold the desired
6856 values for their ira_* equivalents. For the latter two,
6857 ignore classes that can't store a register of the given mode.
6859 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
6861 * ira.c (setup_allocno_and_important_classes): Use
6862 ira_class_hard_regs_num to check whether a class has any
6863 allocatable registers.
6864 (ira_init_register_move_cost): Likewise.
6866 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
6868 * ira.c (init_move_cost): Adjust local variable names to match
6869 file conventions. Use ira_assert instead of gcc_assert.
6871 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
6873 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
6874 Move these definitions and associated target_globals fields to...
6875 * ira-int.h: ...here.
6876 * rtl.h (init_move_cost): Delete.
6877 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
6878 * ira.c: ...here, making the latter static.
6880 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
6882 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
6883 and ira_register_move_cost instead of init_move_cost and move_cost.
6885 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
6887 * ira.h (target_ira): Delete x_ira_available_class_regs.
6888 (ira_available_class_regs): Delete.
6889 * ira.c (setup_available_class_regs): Delete.
6890 (setup_alloc_classes): Don't call it.
6891 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
6892 ira_available_class_regs.
6893 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
6894 (model_spill_cost): Likewise.
6895 * ira-build.c (low_pressure_loop_node_p): Likewise.
6896 * ira-color.c (color_pass): Likewise.
6897 * ira-emit.c (change_loop): Likewise.
6898 * ira-lives.c (inc_register_pressure, dec_register_pressure)
6899 (single_reg_class, ira_implicitly_set_insn_hard_regs)
6900 (process_bb_node_lives): Likewise.
6901 * loop-invariant.c (gain_for_invariant): Likewise.
6903 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6906 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
6907 (pa_section_type_flags): New.
6908 (pa_legitimate_constant_p): Revert previous change.
6910 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
6912 * ira.c (allocate_initial_values): Make static.
6914 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
6916 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
6917 Generate tls_initial_exec_64_sun only when !TARGET_X32.
6919 2012-05-30 Richard Guenther <rguenther@suse.de>
6922 * fold-const.c (fold_binary_loc): Make sure to call
6923 fold_plusminus_mult_expr with the original sign of operands.
6925 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
6927 * Makefile.in: Fix many dependencies.
6928 (DWARF2_H): Depend on dwarf2.def.
6929 (RTL_ERROR_H): Depend on rtl-error.h.
6930 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
6931 all gimple-pretty-print.h and tree-pretty-print.h references.
6933 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
6935 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
6938 2012-05-30 Richard Guenther <rguenther@suse.de>
6941 * tree-emutls.c (gen_emutls_addr): Do not add globals to
6944 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
6946 * explow.c (probe_stack_range): Restore simple control flow and stop
6947 again when the probe cannot be generated if HAVE_check_stack.
6949 2012-05-30 Jakub Jelinek <jakub@redhat.com>
6951 PR rtl-optimization/53519
6952 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
6953 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
6955 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6957 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
6959 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
6962 * doc/tm.texi: Update.
6963 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
6964 * target.def (force_at_comp_dir): New hook.
6965 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
6966 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
6968 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
6970 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
6972 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
6973 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
6975 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
6978 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
6979 flag_unsafe_math_optimizations is set.
6980 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
6981 Update description of -mfused-madd.
6983 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
6986 * config/sh/predicates.md (atomic_arith_operand,
6987 atomic_logical_operand): New predicates.
6988 * config/sh/sh.c (sh_option_override): Check atomic options.
6989 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
6990 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
6991 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
6992 UNSUPPORTED_HARD_ATOMIC_CPU.
6993 * config/sh/sync.md: Update description comments.
6994 (I12): New mode iterator.
6995 (fetchop_predicate, fetchop_constraint): New code attributes.
6996 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
6997 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
6998 atomic_fetch_<fetchop_name>si_hard,
6999 atomic_fetch_<fetchop_name><mode>_hard,
7000 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
7001 atomic_<fetchop_name>_fetchsi_hard,
7002 atomic_<fetchop_name>_fetch<mode>_hard,
7003 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
7004 atomic_test_and_set_hard): New insns.
7005 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
7006 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
7007 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
7008 atomic_test_and_set_soft): Use same formatting for the first line of
7009 the asm block as in new insns above.
7010 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
7011 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
7012 atomic_test_and_set): Integrate new *_hard insns into expanders.
7013 * config/sh/sh.opt (mhard-atomic): New option.
7014 * doc/invoke.texi (SH Options): Document it.
7016 2012-05-29 Meador Inge <meadori@codesourcery.com>
7018 * c-decl.c (c_push_function_context): Always create a new language
7020 (c_pop_function_context): Clear the language function created in
7021 c_push_function_context.
7023 2012-05-29 Matt Turner <mattst88@gmail.com>
7025 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
7026 (define_bypass "ev6_fcmov"): New.
7028 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
7030 * integrate.c: Remove.
7031 * integrate.h: Remove.
7032 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
7033 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
7034 * config/rs6000/t-rs6000: Likewise
7035 * config/spu/t-spu-elf: Likewise.
7036 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
7037 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
7038 from integrate.h to here.
7039 (initial_value_entry): New prototype.
7040 * reload.h (allocate_initial_values): Remove prototype.
7041 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
7042 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
7044 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
7045 set_decl_abstract_flags, set_block_abstract_flags): Move from
7046 integrate.c to here, the only user.
7047 * expmed.c (extract_fixed_bit_field): Remove outdated comment
7049 * function.c: Don't include integrate.h.
7050 (struct initial_value_pair, struct initial_value_struct,
7051 get_hard_reg_initial_val, has_hard_reg_initial_val,
7052 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
7053 integrate.c to here.
7054 (initial_value_entry): New function.
7055 * genemit.c (main): Don't print integrate.h include line.
7056 * ira.c: Don't include integrate.h.
7057 (allocate_initial_values): Move from integrate.c to here.
7058 (ira): Update allocate_initial_values call.
7059 * tree-inline.c: Don't include integrate.h.
7060 (function_attribute_inlinable_p): Moved from integrate.c to here.
7061 * cfgexpand.c: Don't include integrate.h.
7062 * except.c: Likewise.
7063 * langhooks.c: Likewise.
7064 * passes.c: Likewise.
7065 * toplev.c: Likewise.
7066 * config/frv/frv.c: Likewise.
7067 * config/pa/pa.c: Likewise.
7068 * config/spu/spu.c: Likewise.
7069 * config/epiphany/epiphany.c: Likewise.
7070 * config/mep/mep.c: Likewise.
7071 * config/score/score.c: Likewise.
7072 * config/picochip/picochip.c: Likewise.
7073 * config/sh/sh.c: Likewise.
7074 * config/alpha/alpha.c: Likewise.
7075 * config/microblaze/microblaze.c: Likewise.
7076 * config/mips/mips.c: Likewise.
7077 * config/v850/v850.c: Likewise.
7078 * config/mmix/mmix.c: Likewise.
7079 * config/bfin/bfin.c: Likewise.
7080 * config/arm/arm.c: Likewise.
7081 * config/s390/s390.c: Likewise.
7082 * config/m32r/m32r.c: Likewise.
7083 * config/rs6000/rs6000.c: Likewise.
7084 * config/c6x/c6x.c: Include function.h instead of integrate.h.
7085 * config/tilegx/tilegx.c: Likewise.
7086 * config/tilepro/tilepro.c: Likewise.
7088 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
7090 * config/avr/t-avr (s-avr-mmcu-texi): Call
7091 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
7093 2012-05-29 Michael Matz <matz@suse.de>
7095 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
7096 assign_temp): Remove 'keep' argument.
7097 (mark_temp_addr_taken): Remove prototype.
7098 * tree.h (expand_decl): Remove prototype.
7099 * function.c (struct temp_slot): Remove addr_taken and keep member.
7100 (assign_stack_temp_for_type) Don't initialize above, remove
7102 (assign_stack_temp, assign_temp): Remove keep argument.
7103 (mark_temp_addr_taken): Remove.
7104 (preserve_temp_slots): Remove handling of addr_taken and keep members.
7105 (free_temp_slots): Ditto.
7106 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
7108 * stmt.c (expand_asm_operands): Remove dead code.
7109 (expand_decl): Remove.
7110 * c-decl.c (finish_struct): Don't call expand_decl.
7111 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
7112 and assign_stack_temp.
7113 * calls.c (save_fixed_argument_area, initialize_argument_information,
7114 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
7115 * expmed.c (extract_bit_field_1): Ditto.
7116 * expr.c (emit_group_load_1, emit_group_store,
7117 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
7118 store_field, expand_constructor, expand_cond_expr_using_cmove,
7119 expand_expr_real_2, expand_expr_real_1): Ditto.
7120 * stmt.c (expand_asm_operands, expand_return): Ditto.
7122 * function.c (pop_temp_slots): Call free_temp_slots.
7123 * calls.c (store_one_arg): Don't call preserve_temp_slots or
7125 * expr.c (expand_assignment): Don't call free_temp_slots.
7127 * config/arm/arm.c (neon_expand_vector_init): Ditto.
7128 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
7129 (ix86_expand_vector_extract): Ditto.
7130 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
7131 ia64_expand_movxf_movrf): Ditto.
7132 * config/mips/mips.c (mips_expand_vi_general): Ditto.
7133 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
7134 extendsfdf2): Ditto.
7135 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
7136 rs6000_expand_vector_set, rs6000_expand_vector_extract,
7137 rs6000_allocate_stack_temp): Ditto.
7138 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
7139 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
7140 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
7141 sparc_expand_vector_init): Ditto.
7143 2012-05-29 Michael Matz <matz@suse.de>
7145 * c-tree.h (c_expand_decl): Remove prototype.
7147 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
7149 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
7150 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
7151 COMPOUND_LITERAL_EXPR.
7152 * function.c (expand_function_start): Don't call expand_decl,
7153 instead assert that we have RTL assigned.
7154 * tree-ssa-live.c (remove_unused_locals): Clear
7155 nonlocal_goto_save_area if its backing variable is removed.
7156 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
7158 (expand_decl): Assert that this does nothing.
7159 * calls.c (expand_call): Don't call mark_temp_addr_taken.
7161 2012-05-29 Richard Guenther <rguenther@suse.de>
7163 PR tree-optimization/53516
7164 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
7166 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
7168 2012-05-29 Joseph Myers <joseph@codesourcery.com>
7170 * LANGUAGES: Fix typos.
7171 * Makefile.in: Fix typos.
7172 * alias.c: Fix typos.
7173 * auto-inc-dec.c: Fix typos.
7174 * bb-reorder.c: Fix typos.
7175 * cfgcleanup.c: Fix typos.
7176 * cgraph.c: Fix typos.
7177 * cgraph.h: Fix typos.
7178 * cgraphunit.c: Fix typos.
7179 * collect2-aix.h: Fix typos.
7180 * collect2.c: Fix typos.
7181 * compare-elim.c: Fix typos.
7182 * config/alpha/vms.h: Fix typos.
7183 * config/arm/README-interworking: Fix typos.
7184 * config/arm/arm.c: Fix typos.
7185 * config/arm/iterators.md: Fix typos.
7186 * config/arm/vxworks.h: Fix typos.
7187 * config/avr/avr.c: Fix typos.
7188 * config/avr/avr.h: Fix typos.
7189 * config/avr/avr.md: Fix typos.
7190 * config/avr/builtins.def: Fix typos.
7191 * config/c6x/c6x.c: Fix typos.
7192 * config/cr16/cr16.c: Fix typos.
7193 * config/cr16/cr16.md: Fix typos.
7194 * config/cris/cris.md: Fix typos.
7195 * config/darwin.c: Fix typos.
7196 * config/darwin.opt: Fix typos.
7197 * config/i386/i386-c.c: Fix typos.
7198 * config/i386/i386.c: Fix typos.
7199 * config/ia64/ia64.c: Fix typos.
7200 * config/m68k/cf.md: Fix typos.
7201 * config/mep/mep.c: Fix typos.
7202 * config/microblaze/microblaze.c: Fix typos.
7203 * config/microblaze/microblaze.h: Fix typos.
7204 * config/mn10300/mn10300.c: Fix typos.
7205 * config/mn10300/mn10300.md: Fix typos.
7206 * config/pa/pa.c: Fix typos.
7207 * config/picochip/picochip.h: Fix typos.
7208 * config/rs6000/a2.md: Fix typos.
7209 * config/rs6000/rs6000.c: Fix typos.
7210 * config/rs6000/vector.md: Fix typos.
7211 * config/rx/rx.md: Fix typos.
7212 * config/rx/rx.opt: Fix typos.
7213 * config/s390/2097.md: Fix typos.
7214 * config/s390/s390.c: Fix typos.
7215 * config/s390/s390.h: Fix typos.
7216 * config/sh/sh.c: Fix typos.
7217 * config/sh/sh.md: Fix typos.
7218 * config/sparc/sync.md: Fix typos.
7219 * config/spu/spu.c: Fix typos.
7220 * config/spu/spu.md: Fix typos.
7221 * config/vms/vms.c: Fix typos.
7222 * config/vxworks-dummy.h: Fix typos.
7223 * config/vxworks.h: Fix typos.
7224 * cselib.c: Fix typos.
7225 * df-scan.c: Fix typos.
7227 * doc/extend.texi: Fix typos.
7228 * doc/install.texi: Fix typos.
7229 * doc/invoke.texi: Fix typos.
7230 * doc/md.texi: Fix typos.
7231 * doc/plugins.texi: Fix typos.
7232 * doc/rtl.texi: Fix typos.
7234 * dwarf2asm.c: Fix typos.
7235 * dwarf2out.c: Fix typos.
7236 * except.h: Fix typos.
7237 * expr.c: Fix typos.
7238 * fold-const.c: Fix typos.
7240 * gcse.c: Fix typos.
7241 * genautomata.c: Fix typos.
7242 * gengtype-state.c: Fix typos.
7243 * gengtype.c: Fix typos.
7244 * genhooks.c: Fix typos.
7245 * gimple-fold.c: Fix typos.
7246 * gimple-pretty-print.c: Fix typos.
7247 * gimple.c: Fix typos.
7248 * gimple.h: Fix typos.
7249 * gimplify.c: Fix typos.
7250 * graphite-interchange.c: Fix typos.
7251 * graphite-sese-to-poly.c: Fix typos.
7252 * ifcvt.c: Fix typos.
7253 * input.c: Fix typos.
7254 * ipa-cp.c: Fix typos.
7255 * ipa-inline-analysis.c: Fix typos.
7256 * ipa-inline-transform.c: Fix typos.
7257 * ipa-inline.c: Fix typos.
7258 * ipa-pure-const.c: Fix typos.
7259 * ipa-ref.h: Fix typos.
7260 * ipa-reference.c: Fix typos.
7261 * ipa-utils.c: Fix typos.
7263 * ira-emit.c: Fix typos.
7264 * ira-lives.c: Fix typos.
7265 * lto-streamer.c: Fix typos.
7266 * lto-streamer.h: Fix typos.
7267 * lto-wrapper.c: Fix typos.
7269 * mode-switching.c: Fix typos.
7270 * modulo-sched.c: Fix typos.
7271 * plugin.c: Fix typos.
7272 * postreload.c: Fix typos.
7273 * sched-deps.c: Fix typos.
7274 * sel-sched-ir.c: Fix typos.
7275 * sel-sched-ir.h: Fix typos.
7276 * sel-sched.c: Fix typos.
7277 * sese.c: Fix typos.
7278 * stor-layout.c: Fix typos.
7279 * target-hooks-macros.h: Fix typos.
7280 * target.def: Fix typos.
7281 * trans-mem.c: Fix typos.
7282 * tree-eh.c: Fix typos.
7283 * tree-predcom.c: Fix typos.
7284 * tree-sra.c: Fix typos.
7285 * tree-ssa-address.c: Fix typos.
7286 * tree-ssa-loop-ivopts.c: Fix typos.
7287 * tree-ssa-loop-niter.c: Fix typos.
7288 * tree-ssa-math-opts.c: Fix typos.
7289 * tree-ssa-pre.c: Fix typos.
7290 * tree-ssa-propagate.c: Fix typos.
7291 * tree-ssa-reassoc.c: Fix typos.
7292 * tree-ssa-sccvn.c: Fix typos.
7293 * tree-ssa-ter.c: Fix typos.
7294 * tree-ssa-uninit.c: Fix typos.
7295 * tree-ssanames.c: Fix typos.
7296 * tree-vect-generic.c: Fix typos.
7297 * tree-vect-slp.c: Fix typos.
7298 * tree.c: Fix typos.
7299 * tree.h: Fix typos.
7300 * varasm.c: Fix typos.
7301 * varpool.c: Fix typos.
7303 2012-05-29 Joseph Myers <joseph@codesourcery.com>
7305 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
7307 2012-05-29 Richard Guenther <rguenther@suse.de>
7309 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
7311 (add_referenced_var_1): Re-organize. Assert we are not
7313 (remove_referenced_var): Likewise.
7314 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
7315 * tree-mudflap.c (execute_mudflap_function_ops): Do not
7316 call add_referenced_var on globals.
7317 * matrix-reorg.c (transform_access_sites): Likewise.
7319 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
7321 * alias.c (reg_known_value): Make this a VEC.
7322 (reg_known_equiv_p): Make this an sbitmap.
7323 (reg_known_value_size): Remove.
7324 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
7325 set_reg_known_equiv_p): Update for reg_known_value and
7326 reg_known_value_size data structure change.
7327 (init_alias_analysis, end_alias_analysis): Likewise.
7329 2012-05-29 Jakub Jelinek <jakub@redhat.com>
7332 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
7333 to avoid leaking memory. No need to handle memory allocation
7334 failure. Double string_len on each reallocation instead of adding 2.
7335 * gcov.c (read_line): Likewise.
7337 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
7339 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
7341 * config/cris/cris.md ("trap"): Define, enabled for
7342 TARGET_TRAP_USING_BREAK8.
7343 * config/cris/cris.opt (mtrap-using-break8): New option.
7345 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
7348 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
7351 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
7353 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
7354 (Standard Names): Fix typos in documentation of atomic patterns.
7356 2012-05-27 Nathan Sidwell <nathan@acm.org>
7358 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
7360 2012-05-26 Jason Merrill <jason@redhat.com>
7363 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
7364 about array compound literals.
7366 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
7368 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
7369 if CLEANUP_NO_INSN_DEL.
7370 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
7371 from cfg_layout_merge_blocks.
7372 (emit_nop_for_unique_locus_between): New function.
7373 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
7374 (cfg_layout_merge_blocks): Likewise.
7376 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
7377 Paolo Bonzini <bonzini@gnu.org>
7379 * df-scan.c (df_def_record_1): Assert a parallel must contain an
7380 EXPR_LIST at this point. Receive the LOC and move its extraction...
7381 (df_defs_record): ... here. Change if-else to a switch statement.
7382 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
7383 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
7384 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
7385 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
7386 regs_invalidated_by_call.
7387 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
7390 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
7393 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
7394 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
7396 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7398 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
7399 software floating point emulation. No longer build the multilibs
7400 with -mstrict-align.
7402 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
7405 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
7406 accessed indirectly.
7407 (ipa_tm_create_version): Same.
7409 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
7412 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
7413 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
7415 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
7418 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
7419 (ix86_expand_vec_perm): Use int mode instead of float.
7420 (expand_vec_perm_pshufb): Remove handling of useseless type
7423 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
7426 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
7427 gnu_ld variables to yes.
7428 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
7429 (HAVE_GNU_AS): Likewise.
7430 * config.in: Regenerate.
7431 * configure: Likewise.
7433 2012-05-25 Tristan Gingold <gingold@adacore.com>
7435 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
7436 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
7437 and preferred_alignment.
7439 2012-05-25 Tristan Gingold <gingold@adacore.com>
7441 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
7443 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
7445 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
7446 volatile bitfields case.
7448 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
7450 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
7451 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
7452 (adjacent_mem_locations): Move some code to and call...
7453 (get_memref_parts): ...new function.
7454 (mem_locations_overlap): New function.
7455 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
7456 (is_mem_ref): Rename to...
7457 (find_mem_ref): ...this. Return MEM rtx.
7458 (get_store_dest): Remove function.
7459 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
7460 new parameter and adjust calls.
7461 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
7462 mem refs overlap for true_store_to_load_dep_costly.
7463 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
7464 passed to adjacent_mem_locations.
7465 (is_costly_group): Walk resolved dependency list.
7466 (force_new_group): Emit group ending nop for Power6/Power7.
7467 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
7468 (group_ending_nop): New define_insn.
7470 2012-05-24 Dodji Seketeli <dodji@redhat.com>
7472 Make unwound macro expansion trace less redundant
7473 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
7474 context of macro definition in the trace, when it's redundant.
7477 2012-05-24 Richard Guenther <rguenther@suse.de>
7480 * tree-profile.c (tree_profiling): Cleanup the CFG if
7481 execute_fixup_cfg requests it.
7483 2012-05-24 Richard Guenther <rguenther@suse.de>
7485 * tree-flow.h (create_var_ann): Remove.
7486 * tree-dfa.c (create_var_ann): Remove and inline into its
7488 (add_referenced_var_1): ... here.
7489 * varpool.c (add_new_static_var): Do not call add_referenced_var
7491 * gimple-fold.c (canonicalize_constructor_val): Likewise.
7492 * tree-switch-conversion.c (build_one_array): Likewise.
7493 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
7494 * tree-flow-inline.h (gimple_referenced_vars): Guard against
7496 * tree-inline.c (remap_gimple_op_r): Likewise. Check
7497 gimple_referenced_vars instead of gimple_in_ssa_p.
7498 (copy_tree_body_r): Likewise.
7499 (setup_one_parameter): Likewise.
7500 (declare_return_variable): Likewise.
7501 (tree_function_versioning): Likewise.
7503 2012-05-24 Jakub Jelinek <jakub@redhat.com>
7505 PR tree-optimization/53465
7506 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
7507 vr0 into *vr, then vrp_meet that.
7508 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
7509 have any equivalences.
7510 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
7513 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
7515 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
7517 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
7518 check end_regno - 1 is a hard register.
7520 2012-05-24 Richard Guenther <rguenther@suse.de>
7522 * varpool.c (add_new_static_var): Remove call to create_var_ann.
7523 * tree-ssa-operands.c (create_vop_var): Likewise.
7525 2012-05-24 Richard Guenther <rguenther@suse.de>
7528 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
7530 (remove_unused_locals): Pass global_unused_vars to
7531 remove_unused_scope_block_p. Restore code walking all
7532 referenced vars and pruning them.
7534 2012-05-23 Jan Hubicka <jh@suse.cz>
7536 * tree.h (alias_diag_flags): Remove.
7537 (alias_pair): Remove emitted_diags.
7538 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
7539 symbol_alias_set_t, symbol_alias_set_destroy,
7540 symbol_alias_set_contains, propagate_aliases_backward): Remove.
7541 * toplev.c (compile_file): Do not call finish_aliases_2
7542 * cgraphunit.c (cgraph_process_new_functions): Do not call
7544 (handle_alias_pairs): Output diagnostics about aliases to externals.
7545 (assemble_thunks_and_aliases): Use do_assemble_alias.
7546 (output_weakrefs): Likewise.
7547 (finalize_compilation_unit): Do not call finish_aliases_1.
7548 * ipa.c (symtab_remove_unreachable_nodes): De not call
7549 remove_unreachable_alias_pairs.
7550 * varasm.c (do_assemble_alias): Export.
7551 (symbol_alias_set_create, symbol_alias_set_destroy,
7552 symbol_alias_set_contains, symbol_alias_set_insert,
7553 propagate_aliases_forward, propagate_aliases_backward,
7554 propagate_aliases_backward, trivially_visible_alias,
7555 trivially_defined_alias, remove_unreachable_alias_pairs,
7556 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
7557 * output.h (do_assemble_alias): Declare.
7558 * varpool.c (varpool_remove_unreferenced_decls): Do not call
7561 2012-05-23 Martin Jambor <mjambor@suse.cz>
7563 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
7565 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
7567 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
7569 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
7570 (iterative_hash_gimple_type): Adjust comment.
7571 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
7572 domain for an array type instead of the domain type itself.
7574 2012-05-23 Richard Guenther <rguenther@suse.de>
7576 PR tree-optimization/53438
7577 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
7579 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
7582 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
7583 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
7586 2012-05-23 Richard Guenther <rguenther@suse.de>
7588 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
7589 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
7590 via the global_unused_vars bitmap.
7591 (remove_unused_locals): Handle global vars in local-decls via
7592 a global_unused_vars bitmap instead of the used flag in the
7593 var annotation. Simplify global variable handling and removal.
7595 2012-05-22 Jan Hubicka <jh@suse.cz>
7598 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
7599 from other partitions.
7601 2012-05-22 Jan Hubicka <jh@suse.cz>
7604 * symtab.c (symtab_register_node): Fix ordering issue.
7606 2012-05-22 Steven Drake <sbd@NetBSD.org>
7608 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
7610 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
7612 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
7613 Use strip_name_encoding target hook.
7615 2012-05-22 Richard Guenther <rguenther@suse.de>
7617 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
7618 (init_function_for_compilation): Remove.
7619 * tree-dfa.c (find_vars_r): Take struct function argument.
7620 (find_referenced_vars_in): Adjust.
7621 * tree-ssa-operands.c (clobber_stats): Remove.
7622 (create_vop_var): Take struct function argument. Mark
7623 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
7624 (init_ssa_operands): Take struct function argument.
7625 (fini_ssa_operands): Do not dump dead stats.
7626 * tree-ssa-operands.h (init_ssa_operands): Take struct function
7628 * cgraphunit.c (init_lowered_empty_function): Adjust.
7629 * lto-streamer-in.c (input_cfg): Likewise.
7630 * tree-inline.c (initialize_cfun): Likewise.
7631 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
7632 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
7633 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
7634 virtual operands are not registers.
7636 2012-05-22 Richard Guenther <rguenther@suse.de>
7638 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
7640 2012-05-22 Richard Guenther <rguenther@suse.de>
7643 * tree-inline.c (setup_one_parameter): Create a dummy init
7644 statement for unused parameters when not optimizing.
7646 2012-05-22 Richard Guenther <rguenther@suse.de>
7648 * tree-flow.h (add_referenced_var_1): Declare.
7649 (add_referenced_var): Define.
7650 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
7651 (add_referenced_var): Rename to ...
7652 (add_referenced_var_1): ... this. Take struct function argument.
7654 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7657 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
7658 * config/arm/arm.c (arm_validize_comparison): Define.
7659 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
7660 arm_validize_comparison.
7661 ("cbranchdi4"): Likewise.
7662 ("cstoredi4"): Likewise.
7663 ("movsicc"): Likewise.
7664 ("movsfcc"): Likewise.
7665 ("movdfcc"): Likewise.
7667 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
7669 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
7670 the mw_reg_pool size.
7672 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
7674 PR tree-optimization/53336
7675 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
7676 non-integer integral types to offset type and vice versa.
7678 2012-05-22 Alan Modra <amodra@gmail.com>
7680 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
7681 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
7682 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
7683 V_SAVE_INLINE): Delete.
7684 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
7685 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
7686 For ELF targets, use out-of-line restores for -Os and any number
7687 of regs if the restore exits, and out-of-line gp save for two or
7688 more regs. Use save_reg_p to test for holes in reg restore set.
7689 Replace "#if" with "if".
7691 2012-05-22 Alan Modra <amodra@gmail.com>
7693 * config/rs6000/rs6000.c (save_reg_p): New function.
7694 (first_reg_to_save, first_fp_reg_to_save): Use it here.
7695 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
7696 (emit_frame_save): Use gen_frame_store.
7697 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
7698 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
7700 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
7701 vrsave, toc, gp and fp restores.
7703 2012-05-22 Alan Modra <amodra@gmail.com>
7705 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
7706 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
7707 Move function pointer variables after forward declarations.
7708 (rs6000_builtin_support_vector_misalignment): Make static.
7709 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
7710 (rs6000_function_value, rs6000_can_eliminate): Likewise.
7712 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
7714 PR rtl-optimization/53373
7715 * caller-save.c (save_call_clobbered_regs): Look into a possible
7716 PARALLEL manually rather than using single_set on a call insn.
7718 2012-05-21 Jakub Jelinek <jakub@redhat.com>
7720 PR tree-optimization/53436
7721 * omp-low.c (omp_build_component_ref): New function.
7722 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
7724 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
7726 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
7728 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
7729 Do not print '.' here. Output operand lossage error for unhandled
7734 <case 'z'>: Hardcode "code" argument into error strings.
7736 <case 'D'>: Merge AVX and non-AVX codes.
7737 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
7738 Update call to put_condition_code.
7740 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
7742 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
7744 (clzsi2): New expander.
7745 (*clzsi2_68k): New insn.
7746 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
7748 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
7750 * gimple.h (gimple_set_in_transaction): Remove.
7751 (gimple_in_transaction): Look in BB instead.
7752 (gimple_statement_base): Remove in_transaction field.
7753 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
7754 * trans-mem.c (compute_transaction_bits): Place transaction bit
7755 information into basic blocks.
7757 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
7759 * expr.c (get_def_for_expr_class): Define only if
7760 HAVE_conditional_move.
7761 (convert_tree_comp_to_rtx): Likewise.
7763 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
7766 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
7768 (ffssi2_no_cmove): Ditto.
7769 (*ffs<mode>_1): Remove insn pattern.
7770 (*tzcnt<mode>_1): New insn pattern.
7771 (*bsf<mode>1): Ditto.
7773 2012-05-21 Richard Guenther <rguenther@suse.de>
7775 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
7776 more referenced vars.
7777 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
7778 flag on variables that have a var-annotation.
7780 2012-05-21 Joseph Myers <joseph@codesourcery.com>
7783 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
7784 from folded operands before wrapping another around the
7785 conditional expression.
7787 2012-05-21 Jakub Jelinek <jakub@redhat.com>
7789 PR tree-optimization/53366
7790 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
7791 tests if complex_numbers == 2, but there are non-complex number loads
7794 PR tree-optimization/53409
7795 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
7796 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
7798 PR tree-optimization/53410
7799 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
7800 instead of build_int_cst (type, 0) where vector types might be
7801 involved. Instead of build_int_cst (type, 1) convert the original
7802 integer_onep argument to the desired type.
7804 2012-05-21 Michael Matz <matz@suse.de>
7806 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
7807 (simplify_test_exp): Handle one more case of distributive law,
7808 decrease cost threshold.
7809 (tests_attr_p, get_attr_order): New functions.
7810 (optimize_attrs): Use topological order, inline only cheap values.
7811 (write_attr_set): Reset our_known_true after some time.
7813 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
7816 * config/i386/i386.c (type_natural_mode): Warn passing SSE
7817 vector argument without SSE enabled changes the ABI.
7819 2012-05-21 Richard Guenther <rguenther@suse.de>
7821 PR tree-optimization/53408
7822 * tree-vect-loop.c (vectorizable_induction): Properly check
7823 the restriction that we cannot handle induction results from
7824 the inner loop outside of the outer loop.
7826 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
7829 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
7830 (UNSPECV_RDRAND): This.
7831 (rdrand<mode>_1): Updated.
7833 2012-05-21 Richard Guenther <rguenther@suse.de>
7835 * tree-loop-distribution.c (can_generate_builtin): Reject
7838 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
7840 * Makefile.in (options.c): Add options.h to included header
7843 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
7845 * tree-parloops.c : Add myself to contributors, update
7846 TODO list, add link to wiki.
7848 2012-05-21 Alan Modra <amodra@gmail.com>
7850 * config/rs6000/predicates.md (input_operand): Don't match
7851 constant pool addresses. Remove label_ref, high and plus from
7852 match_code list. Remove redundant CONSTANT_P test.
7853 (splat_input_operand): Similarly update match_code list.
7854 (small_toc_ref): New predicate.
7855 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
7856 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
7857 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
7858 register checks to..
7859 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
7860 generated by create_TOC_reference.
7861 (rs6000_legitimize_address): Update cerate_TOC_reference call.
7862 (rs6000_delegitimize_address): Handle new rtl for toc refs.
7863 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
7864 (use_toc_relative_ref): New function, split out from..
7865 (rs6000_emit_move): ..here. Remove redundant tests. Update
7866 create_TOC_reference calls.
7867 (rs6000_legitimize_reload_address): Formatting. Handle splitting
7868 of medium/large model toc addresses. Use use_toc_relative_ref.
7869 (print_operand): Formatting, style. Adjust for toc changes.
7870 (print_operand_address): Likewise.
7871 (rs6000_output_addr_const_extra): Likewise.
7872 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
7873 than a PLUS. Use this formulation for both high and low part
7874 of -mcmodel=medium/large toc reference too. Before reload,
7875 always use the small model formulation.
7876 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
7877 a PLUS in high part of addresses here.
7878 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
7879 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
7880 (largetoc_high, largetoc_low): Move earlier. Cope when no
7882 (largetoc_high_plus): New insn.
7883 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
7884 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
7885 (tocref): ..instead do so here, new insn and split.
7887 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
7889 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7890 RDRND, F16C and FSGSBASE.
7892 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7894 PR rtl-optimzation/53373
7895 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
7896 call pattern. Update split patterns.
7897 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
7898 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
7900 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
7902 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
7905 2012-05-18 Jan Hubicka <jh@suse.cz>
7907 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
7908 (cgraph_process_new_functions): Process also aliases.
7909 * lto-streamer-out.c (struct sets): Remove.
7910 (trivally_defined_alias): Remove.
7911 (output_alias_pair_p): Remove.
7912 (output_unreferenced_globals): Remove.
7913 (produce_symtab); Do not handle alias pairs.
7914 (produce_asm_for_decls): Likewise.
7915 * lto-streamer-in.c (input_alias_pairs): Remove.
7916 (lto_read_body): Do not input alias pairs.
7917 (lto_input_constructors_and_inits): Remove.
7919 2012-05-18 Jan Hubicka <jh@suse.cz>
7921 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
7924 2012-05-18 Jan Hubicka <jh@suse.cz>
7926 * cgraphbuild.c (record_reference): Update.
7927 * lto-cgraph.c (lto_output_varpool_node): External vars
7928 are not in other partition even if they are not output
7929 in current partition.
7930 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
7932 (canonicalize_constructor_val): Take FROM_DECL argument.
7933 (fold_ctor_reference, fold_string_cst_ctor_reference,
7934 fold_array_ctor_reference, fold_nonarray_ctor_reference,
7935 fold_ctor_reference): Likewise.
7936 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
7937 * gimple.h (gimple_fold_builtin): Likewise.
7939 2012-05-18 Olivier Hainque <hainque@adacore.com>
7941 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
7942 $(libsubdir) as libexecsubdir.
7944 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7946 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
7947 relied on signed overflow behavior.
7949 2012-05-18 Richard Guenther <rguenther@suse.de>
7951 PR tree-optimization/53346
7952 * tree-loop-distribution.c (ldist_gen): Make sure to apply
7953 builtin transform even when only a single partition with
7954 all reads/writes exists.
7956 2012-05-18 Richard Guenther <rguenther@suse.de>
7958 PR tree-optimization/53390
7959 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
7962 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7964 * tree-ssa-reassoc.c (bip_map): Remove decl.
7965 (completely_remove_stmt): Remove function.
7966 (remove_def_if_absorbed_call): Remove function.
7967 (remove_visited_stmt_chain): Remove __builtin_powi handling.
7968 (possibly_move_powi): Remove function.
7969 (rewrite_expr_tree): Remove calls to possibly_move_powi.
7970 (rewrite_expr_tree_parallel): Likewise.
7971 (attempt_builtin_powi): Build multiplies explicitly rather than
7972 relying on the ops vector and rank system.
7973 (transform_stmt_to_copy): New function.
7974 (transform_stmt_to_multiply): Likewise.
7975 (reassociate_bb): Handle leftover operations after __builtin_powi
7976 optimization; build a final multiply if necessary.
7978 2012-05-18 Jan Hubicka <jh@suse.cz>
7980 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
7981 (mark_functions_to_output): Fix sanity check.
7982 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
7984 2012-05-18 Richard Guenther <rguenther@suse.de>
7986 * tree-flow.h (mark_symbols_for_renaming): Remove.
7987 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
7988 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
7989 (copy_debug_stmt): Likewise.
7990 (expand_call_inline): Likewise.
7991 (declare_return_variable): Mark the return variable for renaming
7994 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
7996 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
7998 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
7999 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
8000 (ashrdi3,lshrdi3): Likewise.
8001 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
8003 2012-05-18 Meador Inge <meadori@codesourcery.com>
8005 PR rtl-optimization/53352
8006 * cse.c (equiv_constant): Ignore paradoxical subregs.
8008 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
8010 PR rtl-optimization/53125
8011 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
8012 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
8013 die in the basic block. Correctly top off REG_FREQ and
8014 REG_FREQ_CALLS_CROSSED.
8016 (regstat_compute_ri): Allocate and free local_live_last_luid.
8018 (regstat_bb_compute_calls_crossed): Correctly top off
8019 REG_FREQ_CALLS_CROSSED.
8021 2012-05-17 Jan Hubicka <jh@suse.cz>
8023 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
8024 constructor over decl without.
8025 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
8026 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
8027 * cgraphunit.c (process_function_and_variable_attributes): Finalize
8029 (mark_functions_to_output): Also accept bodies for functions with
8031 (output_in_order): Skip external vars.
8032 * lto-cgraph.c (lto_output_node): External functions are never in other
8034 (lto_output_varpool_node): Likewise.
8035 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
8036 forgotten initializers.
8037 * ipa.c (process_references): Handle external vars.
8038 (symtab_remove_unreachable_nodes): Update to handle external vars.
8039 (varpool_externally_visible_p): External vars are externally visible.
8040 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
8041 * varpool.c (varpool_remove_node): Remove constructor.
8042 (decide_is_variable_needed): Handle externals.
8043 (varpool_remove_unreferenced_decls): Likewise.
8045 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8047 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
8048 (enable_warning_as_error): Do not special case Wuninitialized.
8049 * optc-gen.awk: Add sanity checks.
8051 2012-05-17 Jan Hubicka <jh@suse.cz>
8053 * ipa-reference.c (is_proper_for_analysis): Do not check flags
8054 that might change as result of global optimization.
8055 (analyze_function): Do not check analyzed and externally_visible
8056 flags; be happy about address dereferences.
8057 (propagate): Prune all_module_statics so it really contains just
8058 statics; prune all the local summaries.
8059 (ipa_reference_write_optimization_summary): Simplify.
8061 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
8063 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
8064 * config/m68k/m68k-tables.opt: Regenerated.
8065 * doc/invoke.texi (M680x0 Options): Document.
8067 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
8068 Patrick Marlier <patrick.marlier@gmail.com>
8070 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
8073 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
8075 * configure: Regenerated.
8077 2012-05-16 Andrew Pinski <apinski@cavium.com>
8079 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
8082 2012-05-16 David S. Miller <davem@davemloft.net>
8084 * jump.c (delete_related_insns): If we remove a CALL, make sure
8085 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
8087 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8089 PR tree-optimization/53217
8090 * tree-ssa-reassoc.c (bip_map): New static variable.
8091 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
8092 (attempt_builtin_powi): Save feeding multiplies on a stack.
8093 (reassociate_bb): Create and destroy bip_map.
8095 2012-05-16 Olivier Hainque <hainque@adacore.com>
8097 * Makefile.in (install-no-fixedincludes): New target, former toplevel
8098 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
8099 Add comments and improve stamp preservation across the whole sequence.
8100 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
8102 2012-05-16 Richard Guenther <rguenther@suse.de>
8104 * tree-inline.c (insert_init_stmt): Do not call
8105 mark_symbols_for_renaming.
8106 (setup_one_parameter): Avoid initializing unused parameters.
8107 (declare_return_variable): Properly handle DECL_BY_REFERENCE
8108 return vars in SSA form.
8110 2012-05-16 Richard Guenther <rguenther@suse.de>
8112 * tree-flow.h (get_virtual_var): Remove.
8113 * tree-dfa.c (get_virtual_var): Likewise.
8115 2012-05-16 Richard Guenther <rguenther@suse.de>
8117 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
8118 Remove set-only bitmap of new names.
8119 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
8121 * tree-flow.h (ssa_names_to_replace): Remove.
8122 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
8124 2012-05-16 Richard Guenther <rguenther@suse.de>
8126 PR tree-optimization/53364
8127 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
8128 detect a view-conversion of the decl.
8130 2012-05-16 Dodji Seketeli <dodji@redhat.com>
8132 PR preprocessor/7263
8133 * c-tree.h (enum c_declspec_word): Declare new enum.
8134 (struct c_declspecs::locations): New member.
8135 (declspecs_add_qual, declspecs_add_scspec)
8136 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
8138 * c-decl.c (build_null_declspecs): Initialize the new struct
8139 c_declspecs::locations member.
8140 (declspecs_add_addrspace): Take a location parameter for the
8141 address space. Store it onto declaration specifiers.
8142 (declspecs_add_qual): Likewise, take a location parameter for the
8144 (declspecs_add_type): Likewise, take a location parameter for the
8146 (declspecs_add_scspec): Likewise, take a location parameter for
8147 the storage class specifier.
8148 (declspecs_add_attrs): Likewise, take a location parameter for the
8150 (declspecs_add_alignas): Likewise, take a location parameter for
8152 (finish_declspecs): For diagnostics, use the location of the
8153 relevant declspec, instead of the global input_location.
8154 * c-parser.c (c_parser_parameter_declaration): Pass the precise
8155 virtual location of the declspec to the declspecs-setters.
8156 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
8159 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
8161 * configure.ac: Stack protector enabling for Android targets.
8162 * configure: Regenerate.
8164 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8166 * ira.c (pseudo_move_insn): Delete.
8167 (find_moveable_pseudos): Don't set it.
8168 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
8169 the definitions of the original pseudo. Delete all of them.
8171 2012-05-16 Olivier Hainque <hainque@adacore.com>
8173 * config/rs6000/rs6000-opts.h (enum processor_type): Add
8175 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
8176 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
8177 * config/rs6000/8540.md: indicate that the units/patterns apply to
8180 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
8181 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
8182 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
8183 related flags, check that what is queried is supported by the selected
8184 configuration. Rework the single/double_float and MASK_STRING resets to
8185 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
8186 costs for PROCESSOR_PPC8548 as well.
8187 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
8188 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
8189 statement instead of a sequence of ifs.
8191 * config/rs6000/rs6000.h (TARGET_E500): Remove.
8192 (TARGET_NO_LWSYNC): Adjust accordingly.
8193 * config/rs6000/e500.h (TARGET_E500): Remove.
8194 (CHECK_E500_OPTIONS): Adjust accordingly.
8195 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
8196 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
8197 * config/rs6000/linuxspe.h: Likewise.
8198 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
8199 superfluous comments.
8200 * config/rs6000/e500-double.h: Remove.
8202 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
8203 default to with_cpu=8548 if --enable-e500-double, and to 8540
8205 (set misc flags section): For powerpc*|rs6000*, remove inclusion
8206 of e500-double.h for --enable-e500-double.
8208 2012-05-16 Olivier Hainque <hainque@adacore.com>
8210 * Makefile.in (s-header-vars): Resort to -n instead of trailing
8211 -e d in sed invocation.
8213 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
8215 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
8217 * doc/tm.texi: Regenerate.
8219 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
8221 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
8223 2012-05-15 Jakub Jelinek <jakub@redhat.com>
8226 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
8227 that operands[2] is either immediate, or q_regs_operand.
8229 2012-05-15 Richard Guenther <rguenther@suse.de>
8231 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
8232 (assemble_thunk): Likewise. Manually rename and register
8235 2012-05-15 Richard Guenther <rguenther@suse.de>
8237 PR tree-optimization/53355
8238 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
8241 2012-05-15 Tristan Gingold <gingold@adacore.com>
8243 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
8245 2012-05-15 Richard Guenther <rguenther@suse.de>
8247 * gimple.c (gimple_set_modified): Move ...
8248 * gimple.h (gimple_set_modified): ... here.
8250 2012-05-15 Tristan Gingold <gingold@adacore.com>
8252 * ira-color.c (move_spill_restore): Add a guard.
8254 2012-05-15 Tristan Gingold <gingold@adacore.com>
8256 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
8259 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
8261 * gimplify.c (gimplify_init_constructor): Do a block move for very
8262 small objects as well.
8264 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
8266 * ira.c (find_moveable_pseudos): Skip registers whose
8267 DF_REG_EQ_USE_COUNT is nonzero.
8269 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8271 * doc/md.texi (fma): Define to only be applicable for single rounding.
8273 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
8276 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
8277 generate target register for "load" class builtins.
8280 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
8283 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
8284 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
8285 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
8286 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
8287 (<sse>_movu<ssemodesuffix>): New expander.
8288 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
8289 (avx_movdqu<avxmodesuffix>): New expander.
8290 (*sse2_movdqu): Rename from sse2_movdqu.
8291 (sse2_movdqu): New expander.
8293 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
8296 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
8297 (canonicalize_perm): ... new function.
8298 (expand_vec_perm_2vperm2f128_vshuf): New function.
8299 (ix86_expand_vec_perm_const_1): Call it.
8301 2012-05-14 Andrew Pinski <apinski@cavium.com>
8302 H.J. Lu <hongjiu.lu@intel.com>
8303 Jakub Jelinek <jakub@redhat.com>
8306 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
8309 2012-05-14 Jakub Jelinek <jakub@redhat.com>
8311 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
8312 lineno 1 the same as lineno 0 before first start file directive.
8313 (optimize_macinfo_range): Likewise.
8315 * dwarf2out.c (have_macinfo): Define.
8316 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
8317 attribute, don't force empty compilation unit and don't emit any
8318 .debug_macinfo/.debug_macro section if macinfo_table is empty.
8320 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
8323 * config/avr/avr.c (avr_const_address_lo16): Remove.
8324 (avr_assemble_integer): Print ".byte lo8(x)",
8325 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
8326 .warning if 3-byte address is assembled.
8327 * doc/extend.texi (AVR Named Address Spaces): Document that
8328 binutils 2.23 is needed to assemble 3-byte addresses.
8330 2012-05-14 Richard Guenther <rguenther@suse.de>
8332 * tree-vect-data-refs.c (vect_setup_realignment): Remove
8333 call to mark_symbols_for_renaming.
8334 (vect_permute_load_chain): Likewise.
8335 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
8336 instead of calling mark_symbols_for_renaming.
8337 * tree-vect-stmts.c (read_vector_array): Remove call to
8338 mark_symbols_for_renaming.
8339 (write_vector_array): Likewise.
8340 (vectorizable_call): Likewise.
8341 (vectorizable_store): Likewise.
8342 (vectorizable_load): Likewise.
8343 * matrix-reorg.c (transform_allocation_sites): Likewise.
8344 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
8345 (create_expression_by_pieces): Likewise.
8347 2012-05-14 Richard Guenther <rguenther@suse.de>
8349 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
8350 of statements for renaming.
8351 (force_gimple_operand_1): Likewise, consistently for both
8352 calls to force_gimple_operand and force_gimple_operand_gsi.
8354 2012-05-14 Richard Guenther <rguenther@suse.de>
8356 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
8357 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
8359 (expand_omp_for): Likewise.
8360 (expand_omp_for_generic): Adjust conditional add to referenced vars.
8361 Use make_rename_temp for temporaries that should be rewritten into
8363 (expand_omp_for_static_nochunk): Likewise.
8364 (expand_omp_atomic_pipeline): Likewise.
8366 2012-05-14 Richard Guenther <rguenther@suse.de>
8368 PR tree-optimization/53331
8369 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
8371 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
8373 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
8376 * doc/options.texi: (LangEnabledBy): Document it.
8377 * optc-gen.awk: Handle LangEnabledBy.
8378 * opth-gen.awk: Generate declaration for lang-specific functions.
8379 * opt-read.awk: Record lang numbers.
8380 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
8381 (lang_sanitized_name): New.
8383 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
8385 * attribs.c (decl_attributes): Avoid emitting a warning if
8387 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
8388 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
8389 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
8390 define a string "1".
8391 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
8392 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
8393 BUILT_IN_STRCPY): Use it for these functions.
8394 * postreload.c (reload_combine): Deal with SETs inside
8395 CALL_INSN_FUNCTION_USAGE.
8396 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
8397 Look for REG_RETURNED notes and use a cheap restore if possible.
8398 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
8399 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
8400 * ira-build.c (ira_create_allocno, create_cap_allocno,
8401 propagate_allocno_info, propagate_some_info_from_allocno,
8402 copy_info_to_removed_store_destination, ira_flattening): Handle it.
8403 * ira-lives.c (pseudo_regno_single_word_and_live_p,
8404 find_call_crossed_cheap_reg): New static functions.
8405 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
8406 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
8407 a REG_RETURNED note in that case.
8408 * ira.c (setup_reg_renumber): Change assert to allow cases where
8409 allocnos only cross calls for which they are cheap to restore.
8410 * ira-costs.c (ira_tune_allocno_costs): Compare
8411 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
8413 * reg-notes.def (REG_RETURNED): New note.
8414 * cse.c (cse_insn): Likewise.
8415 * sched-deps.c (sched_analyze_insn): Likewise.
8416 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
8417 * calls.c (decl_return_flags): New static function.
8418 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
8419 functions that return one of their arguments.
8420 * regcprop.c (struct kill_set_value_data): New.
8421 (kill_set_value): Interpret data as a pointer to such a struct.
8422 Do nothing if the caller wants the register to be ignored.
8423 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
8425 2012-05-14 Richard Guenther <rguenther@suse.de>
8427 PR tree-optimization/53340
8428 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
8430 2012-05-14 Richard Guenther <rguenther@suse.de>
8432 * gimplify.c (gimplify_expr): Remove odd code.
8434 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
8436 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
8437 into a PLUS_EXPR byte offset.
8439 * tree-ssa-pre.c (can_value_number_call): Delete.
8440 (compute_avail): Skip all statements with side effects.
8441 <GIMPLE_CALL>: Skip calls to internal functions.
8443 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
8445 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
8447 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
8449 * common.opt (Wtype-limits): Use EnabledBy.
8451 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
8453 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
8454 (pushtf splitter): Ditto.
8456 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
8457 (<code>tf2): Enable for TARGET_SSE.
8458 (*absnegtf2_sse): Ditto.
8459 (copysign<mode>3): Enable TFmode for TARGET_SSE.
8460 (copysign<mode>3_const): Ditto.
8461 (copysign<mode>3_var): Ditto.
8462 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
8463 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
8464 (*<code>tf3): Ditto.
8465 * config/i386/i386.c (struct builtin_description bdesc_args)
8466 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
8467 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
8468 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
8469 Emit a normal call if SSE isn't available.
8471 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
8473 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
8474 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
8475 (<code><mode>3): Ditto.
8476 (*andnot<mode>3): Ditto.
8477 (*andnottf3): Ditto.
8478 (*<code><mode>3): Ditto.
8481 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
8483 * optc-gen.awk: Error instead of warning for conflicting help.
8485 2012-05-12 Jason Merrill <jason@redhat.com>
8488 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
8491 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
8493 * function.c (requires_stack_frame_p): If the function can throw
8494 non-call exceptions, return true if the insn can throw internally.
8496 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
8498 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
8500 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
8502 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
8503 ORDERED and UNORDERED conditions.
8505 2012-05-11 Richard Guenther <rguenther@suse.de>
8507 * tree-flow.h (referenced_var_check_and_insert): Remove.
8508 (find_new_referenced_vars): Likewise.
8509 * tree-dfa.c (referenced_var_check_and_insert): Make static.
8510 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
8511 * tree-inline.c (copy_bb): Use find_referenced_vars_in
8512 instead of find_new_referenced_vars.
8513 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
8515 2012-05-11 Richard Guenther <rguenther@suse.de>
8517 * tree-pass.h (pass_rest_of_compilation,
8518 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
8520 * passes.c (pass_all_optimizations, pass_postreload,
8521 pass_all_early_optimizations): Make static.
8522 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
8523 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
8524 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
8525 (delete_tree_ssa): Do not call fini_phinodes.
8526 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
8528 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8531 * doc/options.texi (EnabledBy): Document
8532 * opts.c: Include opts.h and options.h before tm.h.
8533 (finish_options): Do not handle some sub-options here...
8534 (common_handle_option): ... instead call common_handle_option_auto
8536 * optc-gen.awk: Handle EnabledBy.
8537 * opth-gen.awk: Declare common_handle_option_auto.
8538 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
8539 (Wmaybe-uninitialized): Likewise.
8540 (Wunused-but-set-variable): Likewise.
8541 (Wunused-function): Likewise.
8542 (Wunused-label): Likewise.
8543 (Wunused-value): Likewise.
8544 (Wunused-variable): Likewise.
8545 * opt-read.awk: Create opt_numbers array.
8547 2012-05-11 Richard Guenther <rguenther@suse.de>
8549 PR tree-optimization/53295
8550 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
8552 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
8553 strides when analyzing data-references in a loop context.
8554 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
8555 non-constant strides for now.
8556 (vect_enhance_data_refs_alignment): Ignore data references
8557 that are strided loads.
8558 (vect_analyze_data_ref_access): Handle non-constant strides.
8559 (vect_check_strided_load): Verify the data-reference is a load.
8560 (vect_analyze_data_refs): Restructure to make strided load
8561 support not dependent on gather support.
8562 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
8563 when doing strided or gather loads.
8564 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
8565 integer_zerop to compare stride with zero.
8567 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
8569 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
8571 2012-05-11 Jan Hubicka <jh@suse.cz>
8574 * varpool.c (varpool_assemble_decl): Also output constat pool entries
8575 that output_constant_pool missed.
8577 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
8579 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
8580 MULTILIB_EXTRA_OPTS.
8582 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
8585 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
8587 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
8589 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
8590 optimization for TARGET_AVX.
8591 (*movti_internal_sse): Ditto.
8592 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
8593 (*movdi_internal): Ditto.
8594 (*movsi_internal): Ditto.
8595 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
8596 (*movdf_internal_rex64): Ditto.
8597 (*movfd_internal): Ditto.
8598 (*movsf_internal): Ditto.
8599 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
8601 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
8603 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
8604 reference as size attribute.
8606 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
8607 Tristan Gingold <gingold@adacore.com>
8609 * doc/md.texi (Standard Names): Document probe_stack_address.
8610 * explow.c (emit_stack_probe): Handle probe_stack_address.
8611 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
8612 (UNSPECV_PROBE_STACK_RANGE): Likewise.
8613 (probe_stack_address): New insn.
8614 (probe_stack_range): Likewise.
8615 * config/ia64/ia64.c: Include common/common-target.h.
8616 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
8617 checking is enabled.
8618 (ia64_emit_probe_stack_range): New function.
8619 (output_probe_stack_range): Likewise.
8620 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
8621 builtin stack checking is enabled.
8622 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
8623 and UNSPECV_PROBE_STACK_ADDRESS.
8624 (unknown_for_bundling_p): New predicate.
8625 (group_barrier_needed): Use important_for_bundling_p.
8626 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
8627 (issue_nops_and_insn): Likewise.
8628 (bundling): Likewise.
8629 (final_emit_insn_group_barriers): Likewise.
8630 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
8631 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
8632 (STACK_CHECK_PROTECT): Likewise.
8633 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
8635 2012-05-10 Jan Hubicka <jh@suse.cz>
8637 * ipa-inline.c (update_all_callee_keys): Remove.
8638 (inline_small_functions): Simplify priority updating.
8640 2012-05-10 Jan Hubicka <jh@suse.cz>
8642 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
8644 2012-05-10 Jan Hubicka <jh@suse.cz>
8646 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
8647 (symtab_remove_unreachable_nodes): ... this one.
8648 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
8649 * cgraphunit.c (ipa_passes): Update.
8650 * cgraphclones.c (cgraph_materialize_all_clones): Update.
8651 * cgraph.c (cgraph_release_function_body): Only turn initial
8652 into error mark when initial was previously set.
8653 * ipa-inline.c (ipa_inline): Update.
8654 * ipa.c: Include ipa-inline.h
8655 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
8656 (enqueue_node): New function.
8657 (process_references): Update.
8658 (symtab_remove_unreachable_nodes): Cleanup.
8659 * passes.c (execute_todo, execute_one_pass): Update.
8661 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
8663 PR rtl-optimization/53125
8664 * ira.c (ira): Call find_moveable_pseudos and
8665 move_unallocated_pseudos if only ira_conflicts_p is true.
8667 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
8669 * config/i386/i386.md (*movoi_internal_avx): Handle
8670 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
8671 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
8672 (*movti_internal_sse): Ditto.
8673 (*movtf_internal): Ditto.
8674 * config/i386/sse.md (ssePSmode): New mode attribute.
8675 (*move<mode>_internal): Use ssePSmode.
8676 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
8677 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
8678 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
8679 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
8681 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
8683 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
8684 DECL_ORIGINAL_TYPE if it is present.
8686 2012-05-10 Nick Clifton <nickc@redhat.com>
8689 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
8690 a "0" constraint to being a (match_dup 0).
8692 2012-05-10 Richard Guenther <rguenther@suse.de>
8694 * stor-layout.c (byte_from_pos): Amend comment.
8696 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8698 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
8699 Document requirement to call in constructors.
8701 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
8703 2012-05-10 Richard Guenther <rguenther@suse.de>
8705 * tree.h (TYPE_IS_SIZETYPE): Remove.
8706 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
8707 (extract_muldiv_1): Likewise.
8708 * gimple.c (gtc_visit): Likewise.
8709 (gimple_types_compatible_p): Likewise.
8710 (iterative_hash_canonical_type): Likewise.
8711 (gimple_canonical_types_compatible_p): Likewise.
8712 * gimplify.c (gimplify_one_sizepos): Likewise.
8713 * print-tree.c (print_node): Likewise.
8714 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
8716 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
8719 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
8720 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
8721 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
8722 instead of xop_mulv2div2di3_low.
8723 (xop_p<macs>dql): Fix vec_select selector.
8724 (xop_p<macs>dqh): Ditto.
8725 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
8726 (xop_mulv2div2di3_high): Ditto.
8728 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
8731 * diagnostic.h (diagnostic_context): Add last_location.
8732 * diagnostic.c (diagnostic_initialize): Initialize it.
8733 (diagnostic_show_locus): Use it.
8735 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
8737 * doc/extend.texi (Function Attributes): Point xref to section
8740 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
8742 * config/i386/i386.c (*movdf_internal_rex64): Remove
8743 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
8744 Calculate "mode" attribute according to
8745 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
8746 (*movdf_internal): Ditto.
8748 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
8751 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
8752 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
8753 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
8754 or when optimizing for size.
8755 * config/i386/sse.md (*mov<mode>_internal): Remove
8756 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
8757 Calculate "mode" attribute according to optimize_function_for_size_p
8758 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
8759 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
8760 depending on the mode of the instruction. Calculate "mode" attribute
8761 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
8762 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
8763 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
8765 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
8768 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
8769 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
8770 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
8771 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
8772 (expand_prologue): Move initialization of cfun->machine->is_naked,
8773 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
8774 (avr_set_current_function): ...this new static function.
8775 (TARGET_SET_CURRENT_FUNCTION): New define.
8776 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
8777 checking attributes of current_function_decl.
8778 (avr_regs_to_save): Ditto.
8779 (signal_function_p): Rename to avr_signal_function_p.
8780 (interrupt_function_p): Rename to avr_interrupt_function_p.
8782 * doc/extend.texi (Function Attributes): Better explanation of
8783 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
8786 2012-05-09 Michael Matz <matz@suse.de>
8788 PR tree-optimization/53185
8789 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
8790 peeling when we see strided loads.
8792 2012-05-09 Matthias Klose <doko@ubuntu.com>
8794 * gcc-ar.c (main): Don't check for execute bits for the plugin.
8796 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8798 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
8799 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
8800 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
8801 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
8802 (USE_LOAD_POST_INCREMENT): Define.
8803 (USE_LOAD_PRE_INCREMENT): Define.
8804 (USE_LOAD_POST_DECREMENT): Define.
8805 (USE_LOAD_PRE_DECREMENT): Define.
8806 (USE_STORE_PRE_DECREMENT): Define.
8807 (USE_STORE_PRE_INCREMENT): Define.
8808 (USE_STORE_POST_DECREMENT): Define.
8809 (USE_STORE_POST_INCREMENT): Define.
8810 (arm_auto_incmodes): Add enumeration.
8811 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
8812 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
8814 2012-05-09 Jakub Jelinek <jakub@redhat.com>
8816 PR tree-optimization/53226
8817 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
8818 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
8819 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
8820 doesn't need to be revisited, look for earliest stmt with
8821 !gimple_plf (stmt, GF_PLF_1) if something changed.
8823 2012-05-09 Terry Guo <terry.guo@arm.com>
8825 * genmultilib: Update copyright dates.
8826 * doc/fragments.texi: Ditto.
8828 2012-05-09 Terry Guo <terry.guo@arm.com>
8830 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
8831 * genmultilib (MULTILIB_REQUIRED): New.
8832 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
8834 2012-05-09 Richard Guenther <rguenther@suse.de>
8836 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
8837 (vect_do_peeling_for_loop_bound): Likewise.
8838 (vect_do_peeling_for_alignment): Likewise.
8839 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
8840 (vect_do_peeling_for_loop_bound): Get check_profitability and
8841 threshold as parameters.
8842 (vect_do_peeling_for_alignment): Likewise.
8843 (vect_loop_versioning): Likewise.
8844 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
8845 and threshold here. Control where to put the check here.
8847 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
8850 * dwarf2out.h (get_address_mode): Move declaration to...
8852 * dwarf2out.c (get_address_mode): Move definition to...
8853 * rtlanal.c: ...here.
8854 * var-tracking.c (get_address_mode): Delete.
8855 * combine.c (find_split_point): Use get_address_mode instead of
8856 targetm.addr_space.address_mode.
8857 * cselib.c (cselib_record_sets): Likewise.
8858 * dse.c (canon_address, record_store): Likewise.
8859 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
8860 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
8861 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
8862 (expand_expr_real_1): Likewise.
8863 * ifcvt.c (noce_try_cmove_arith): Likewise.
8864 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
8865 * reload.c (find_reloads): Likewise.
8866 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
8867 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
8869 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
8871 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
8872 information from the instruction produced.
8874 2012-05-09 Richard Guenther <rguenther@suse.de>
8876 * stor-layout.c (bit_from_pos): Document.
8877 (byte_from_pos): Likewise. Optimize.
8878 (pos_from_bit): Likewise.
8879 (normalize_offset): Use pos_from_bit instead of replicating it.
8881 2012-05-09 Alan Modra <amodra@gmail.com>
8884 * config/rs6000/rs6000.c (gen_frame_set): New function.
8885 (gen_frame_load, gen_frame_store): New functions.
8886 (rs6000_savres_rtx): Use the above.
8887 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
8888 Correct mode used for CR2 in save/restore_world patterns.
8889 Don't emit instructions for eh_return frame unwind reg info.
8891 2012-05-08 Jan Hubicka <jh@suse.cz>
8893 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
8895 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
8897 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
8899 (compile_file): Do not output variables.
8900 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
8902 * langhooks.c: Include timevar.h
8903 (write_global_declarations): Finalize compilation unit after wrapup;
8904 set timevars correctly.
8905 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
8906 not to be added to varpool.
8907 * varpool.c (varpool_assemble_decl): Sanity check that we are called
8908 only on cases where it makes sense; skip constant pool and value expr
8911 2012-05-08 David S. Miller <davem@davemloft.net>
8913 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
8914 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
8915 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
8917 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
8919 PR rtl-optimization/53278
8920 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
8921 speed_p code from earlier patch.
8923 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
8926 * config/sh/sh.md (*branch_true, *branch_false): New insns.
8928 2012-05-08 Teresa Johnson <tejohnson@google.com>
8930 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
8931 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
8933 2012-05-08 Jan Hubicka <jh@suse.cz>
8935 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
8936 (cgraph_create_node_1): Rename to ...
8937 (cgraph_create_empty_node): ... this one; export.
8938 (cgraph_create_node): Update.
8939 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
8940 (cgraph_create_edge_including_clones): Likewise.
8941 (cgraph_find_replacement_node): Likewise.
8942 (cgraph_clone_edge): Likewise.
8943 (cgraph_clone_node): Likewise.
8944 (clone_function_name): Likewise.
8945 (cgraph_create_virtual_clone): Likewise.
8946 (cgraph_remove_node_and_inline_clones): Likewise.
8947 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
8948 * cgraph.h: Reorder declarations so they match file of origin.
8949 (cgraph_create_empty_node): Declare.
8950 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
8951 (cgraph_copy_node_for_versioning): Likewise.
8952 (cgraph_function_versioning): Likewise.
8953 (cgraph_materialize_clone): Likewise.
8954 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
8955 (cgraph_materialize_all_clones): Likewise.
8956 * cgraphclones.c: New file.
8957 * Makefile.in: Update for cgraphclones.
8959 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
8962 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
8963 (ix86_rtx_costs): Handle SET.
8965 2012-05-08 Michael Matz <matz@suse.de>
8967 * basic-block.h (struct rtl_bb_info): Remove visited member and
8968 move head_ member to ...
8969 (struct basic_block_def.basic_block_il_dependent): ... the new
8970 member x, replacing but containing old member rtl.
8971 (enum bb_flags): New BB_VISITED flag.
8972 (BB_HEADER, BB_FOOTER): New macros.
8974 * jump.c (mark_all_labels): Adjust.
8975 * cfgcleanup.c (try_optimize_cfg): Adjust.
8976 * cfglayout.c (record_effective_endpoints): Adjust.
8977 (relink_block_chain): Ditto (and don't fiddle with visited).
8978 (fixup_reorder_chain): Adjust.
8979 (fixup_fallthru_exit_predecessor): Ditto.
8980 (cfg_layout_duplicate_bb): Ditto.
8981 * combine.c (update_cfg_for_uncondjump): Adjust.
8982 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
8983 (bb_visited_trace): New accessor.
8984 (mark_bb_visited): Move in front.
8985 (rotate_loop): Use bb_visited_trace.
8986 (find_traces_1_round): Ditto.
8987 (emit_barrier_after): Ditto.
8988 (copy_bb): Ditto, and initialize visited on resize.
8989 (reorder_basic_blocks): Initize visited member.
8990 (duplicate_computed_gotos): Clear bb flags at start, use
8993 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
8994 (rtl_verify_flow_info_1): Ditto.
8995 (cfg_layout_split_block): Ditto.
8996 (cfg_layout_delete_block): Ditto.
8997 (cfg_layout_merge_blocks): Ditto.
8998 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
9000 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
9003 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
9004 when a constant source operand matches an "I" constraint, the "no
9005 CC0 change" applies to a register-destination only, not a
9006 strict_low_part-destination.
9008 2012-05-08 Richard Guenther <rguenther@suse.de>
9010 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
9011 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
9013 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
9015 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
9017 * doc/avr-mmcu.texi: New auto-generated file.
9018 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
9019 to document all valid -mmcu= arguments.
9021 * config/avr/avr.h (arch_info_s): New struct definition.
9022 * config/avr/avr-devices.c (avr_texinfo): New variable.
9023 * config/avr/gen-avr-mmcu-texi.c: New file.
9024 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
9026 2012-05-08 Dehao Chen <dehao@google.com>
9028 * predict.c (find_qualified_ssa_name): New.
9029 (find_ssa_name_in_expr): New.
9030 (find_ssa_name_in_assign_stmt): New.
9031 (is_comparison_with_loop_invariant_p): New.
9032 (is_bound_expr_similar): New.
9033 (predict_iv_comparison): New.
9034 (predict_loops): Add heuristic for loop-nested branches that compare an
9035 induction variable to a loop bound variable.
9036 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
9038 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
9040 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
9041 TARGET_BDVER2 defines where appropriate.
9043 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
9045 * configure.ac (PLUGIN_LD): Rename into...
9046 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
9047 * config.in: Regenerate.
9048 * configure: Likewise.
9049 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
9051 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
9053 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
9054 computation using the precision of the index type.
9055 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
9056 (fold_array_ctor_reference): Do index computations in the index type.
9058 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
9060 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
9061 down to plus_constant.
9062 (expand_epilogue): Ditto.
9064 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9066 * postreload.c (reload_cse_regs): Make static.
9067 * reload.h (reload_cse_regs): Remove prototype.
9069 2012-05-07 Richard Henderson <rth@redhat.com>
9071 * config/alpha/alpha.md (clear_cache): New pattern.
9073 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9076 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
9077 is folded to a type boundary value, verify that the resulting case
9078 label is still a care range.
9080 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
9082 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
9083 only for TARGET_GENERIC, when not optimizing for size.
9084 (*ffs<mode>_1): Ditto.
9086 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9088 * tree-cfg.c (verify_gimple_switch): Tighten checks.
9090 2012-05-07 Jakub Jelinek <jakub@redhat.com>
9092 PR tree-optimization/53239
9093 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
9094 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
9096 2012-05-07 Richard Guenther <rguenther@suse.de>
9098 PR tree-optimization/53195
9099 * tree-inline.c (setup_one_parameter): Properly add referenced
9100 vars from the parameters new known value.
9102 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9104 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
9105 (sched_branch_type): Remove.
9106 (m68k_sched_md_init_global): Don't allocate it.
9107 (m68k_sched_md_finish_global): Don't free it.
9108 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
9109 * config/m68k/m68k.md: Set the type of insns using
9110 m68k_sched_branch_type to bcc directly.
9112 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9114 * config/sol2.c (solaris_override_options): New function.
9115 * config/sol2-protos.h (solaris_override_options): Declare.
9116 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
9118 2012-05-07 Richard Guenther <rguenther@suse.de>
9120 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
9121 whether we failed to compute data dependences.
9122 (loop_prefetch_arrays): Fail if we failed.
9124 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
9125 Paolo Bonzini <bonzini@gnu.org>
9127 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
9128 Emit bsf when optimizing for size.
9129 (*ffs<mode>_1): Ditto.
9131 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
9134 * config/sh/sh.c (sh_rtx_costs): Handle SET.
9136 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
9139 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
9140 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
9141 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
9143 (*bswapdi2_doubleword): New insn pattern.
9144 (*bswap<mode>2): Rename from *bswap<mode>2_1.
9146 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
9148 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
9149 (mips_set_reg_reg_cost): Likewise.
9150 (mips_rtx_costs): Handle SET.
9152 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
9154 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
9155 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
9156 to compute the cost of moves. Set the mode of the target register.
9158 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
9160 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
9161 plus_constant function.
9162 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
9163 that the mode is sensible.
9164 (use_anchored_address, round_push, allocate_dynamic_stack_space)
9165 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
9168 * alias.c (canon_rtx): Likewise.
9169 (init_alias_analysis): Likewise.
9170 * builtins.c (expand_builtin_return_addr)
9171 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
9172 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
9173 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
9174 (expand_builtin_stpcpy): Likewise.
9175 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
9176 (compute_argument_addresses, internal_arg_pointer_based_exp)
9177 (expand_call, emit_library_call_value_1): Likewise.
9178 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
9179 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
9180 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
9181 * cse.c (insert_const_anchor, find_reg_offset_for_const)
9182 (use_related_value, fold_rtx): Likewise.
9183 * cselib.c (cselib_subst_to_values): Likewise.
9184 * dse.c (record_store, check_mem_read_rtx): Likewise.
9185 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
9186 * emit-rtl.c (adjust_address_1): Likewise.
9187 * except.c (sjlj_emit_function_enter)
9188 (expand_builtin_extract_return_addr)
9189 (expand_builtin_frob_return_addr): Likewise.
9190 * expmed.c (expand_divmod): Likewise.
9191 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
9192 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
9193 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
9194 * function.c (assign_stack_local_1)
9195 (instantiate_virtual_regs_in_rtx): Likewise.
9196 * optabs.c (prepare_cmp_insn): Likewise.
9197 * recog.c (offsettable_address_addr_space_p): Likewise.
9198 * reload.c (find_reloads_address, form_sum)
9199 (find_reloads_subreg_address): Likewise.
9200 * reload1.c (init_reload, eliminate_regs_1)
9201 (eliminate_regs_in_insn): Likewise.
9202 * simplify-rtx.c (simplify_unary_operation_1)
9203 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
9204 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
9205 (vt_add_function_parameter): Likewise.
9207 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
9208 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
9209 * config/alpha/alpha.c (alpha_legitimize_address_1)
9210 (get_unaligned_address, alpha_expand_unaligned_load)
9211 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
9212 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
9213 (alpha_expand_builtin_establish_vms_condition_handler)
9214 (alpha_setup_incoming_varargs, emit_frame_store_1)
9215 (alpha_expand_prologue, alpha_expand_epilogue)
9216 (alpha_use_linkage): Likewise.
9217 * config/alpha/alpha.md: Likewise.
9219 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
9220 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
9221 (thumb_legitimize_address, arm_gen_load_multiple_1)
9222 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
9223 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
9224 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
9225 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
9226 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
9227 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
9228 (thumb_expand_movmemqi, arm_set_return_address)
9229 (thumb_set_return_address): Likewise.
9230 * config/arm/arm.md: Likewise.
9232 * config/avr/avr.c (avr_incoming_return_addr_rtx)
9233 (avr_prologue_setup_frame, expand_epilogue)
9234 (avr_const_address_lo16): Likewise.
9236 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
9237 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
9238 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
9239 (bfin_output_mi_thunk): Likewise.
9241 * config/c6x/c6x.c (c6x_initialize_trampoline)
9242 (c6x_output_mi_thunk): Likewise.
9244 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
9245 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
9247 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
9248 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
9249 (cris_emit_movem_store, cris_trampoline_init): Likewise.
9250 * config/cris/cris.md: Likewise.
9252 * config/darwin.c (machopic_indirect_data_reference)
9253 (machopic_legitimize_pic_address): Likewise.
9255 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
9256 (epiphany_expand_prologue, epiphany_expand_epilogue)
9257 (epiphany_trampoline_init): Likewise.
9258 * config/epiphany/epiphany.md: Likewise.
9260 * config/fr30/fr30.c (fr30_move_double): Likewise.
9262 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
9263 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
9264 (frv_index_memory, unspec_got_name, frv_find_base_term)
9265 (frv_output_dwarf_dtprel): Likewise.
9267 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
9268 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
9270 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
9271 * config/i386/i386.c (setup_incoming_varargs_64)
9272 (setup_incoming_varargs_ms_64, choose_baseaddr)
9273 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
9274 (ix86_emit_probe_stack_range, ix86_expand_prologue)
9275 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
9276 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
9277 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
9278 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
9279 (x86_output_mi_thunk): Likewise.
9280 * config/i386/i386.md: Likewise.
9282 * config/ia64/ia64.c (ia64_expand_load_address)
9283 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
9284 (do_spill, ia64_trampoline_init): Likewise.
9286 * config/iq2000/iq2000.c (iq2000_va_start)
9287 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
9288 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
9289 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
9291 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
9293 * config/m32c/m32c.c (m32c_return_addr_rtx)
9294 (m32c_expand_insv): Likewise.
9296 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
9297 (m32r_legitimize_pic_address, m32r_print_operand)
9298 (m32r_print_operand_address): Likewise.
9300 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
9301 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
9302 (EH_RETURN_HANDLER_RTX): Likewise.
9303 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
9304 (m68k_expand_epilogue, legitimize_pic_address)
9305 (m68k_output_mi_thunk): Likewise.
9306 * config/m68k/m68k.md: Likewise.
9308 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
9309 (mcore_expand_epilog): Likewise.
9310 * config/mcore/mcore.md: Likewise.
9312 * config/mep/mep.c (mep_allocate_initial_value)
9313 (mep_expand_prologue, mep_expand_epilogue): Likewise.
9315 * config/microblaze/microblaze.c (double_memory_operand)
9316 (microblaze_block_move_loop): Likewise.
9318 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
9319 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
9320 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
9321 (mips_expand_prologue, mips_epilogue_set_cfa)
9322 (mips_expand_epilogue): Likewise.
9323 * config/mips/mips.md: Likewise.
9325 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
9326 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
9328 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
9329 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
9331 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
9332 (EH_RETURN_HANDLER_RTX): Likewise.
9333 * config/moxie/moxie.c (moxie_static_chain): Likewise.
9335 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
9336 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
9337 (pa_return_addr_rtx, hppa_builtin_saveregs)
9338 (pa_trampoline_init): Likewise.
9339 * config/pa/pa.md: Likewise.
9341 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
9343 * config/picochip/picochip.c (picochip_static_chain): Likewise.
9345 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
9346 * config/rs6000/rs6000.c (rs6000_legitimize_address)
9347 (setup_incoming_varargs, print_operand, rs6000_return_addr)
9348 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
9349 (rs6000_emit_epilogue)
9350 (rs6000_machopic_legitimize_pic_address): Likewise.
9352 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
9354 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
9355 (DYNAMIC_CHAIN_ADDRESS): Likewise.
9356 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
9357 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
9358 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
9359 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
9360 (s390_emit_epilogue, s390_function_profiler): Likewise.
9361 * config/s390/s390.md: Likewise.
9363 * config/score/score.c (score_add_offset, score_prologue): Likewise.
9365 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
9366 (sh_output_mi_thunk): Likewise.
9367 * config/sh/sh.md: Likewise.
9369 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
9370 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
9371 * config/sparc/sparc.c (sparc_legitimize_pic_address)
9372 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
9373 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
9374 (emit_and_preserve): Likewise.
9375 * config/sparc/sparc.md: Likewise.
9377 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
9378 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
9379 (spu_setup_incoming_varargs, ea_load_store_inline)
9380 (spu_expand_load): Likewise.
9382 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
9383 (combine_bnp): Likewise.
9385 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
9386 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
9387 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
9389 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
9390 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
9391 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
9393 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
9394 * config/v850/v850.md: Likewise.
9396 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
9397 (EH_RETURN_HANDLER_RTX): Likewise.
9398 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
9399 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
9400 (print_operand_address, vax_trampoline_init): Likewise.
9402 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
9403 (xtensa_function_value_regno_p): Likewise.
9405 2012-05-04 Andrew Pinski <apinski@cavium.com>
9407 * expr.c (get_def_for_expr_class): New function.
9408 (convert_tree_comp_to_rtx): New function.
9409 (expand_cond_expr_using_cmove): New function.
9410 (expand_expr_real_2 <case COND_EXPR>): Call
9411 expand_cond_expr_using_cmove first and return if it succeeds.
9412 Remove the check for HAVE_conditional_move since we should have
9413 already converted it to a conditional move.
9414 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
9415 modes of DImode for 32bits and TImode.
9417 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
9420 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
9421 (print_md_ptr_loc, print_c_condition): Use them.
9422 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
9423 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
9424 attr_file, dfa_file, latency_file): New global variables.
9425 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
9426 write_upcase, write_indent, write_length_unit_log, write_test_expr,
9427 write_attr_get, write_insn_cases, write_eligible_delay,
9428 write_const_num_delay_slots): Accept FILE pointer and toss it around.
9430 (write_header, open_outfile, handle_arg): New funcions.
9431 (make_automaton_attrs): Write prototypes as extern to the output
9433 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
9434 names from the command line. Open the output files and write out
9435 internal functions for DFA functions to dfa_file_name, insn latency
9436 functions to latency_file_name, and everything else to attr_file.
9437 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
9438 (BACKEND): Build libbackend first.
9439 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
9440 (.PRECIOUS): Likewise.
9441 (insn-dfatab.o): New rule.
9442 (insn-latencytab.o): New rule.
9443 (simple_rtl_generated_c): Do not include insn-attrtab.c.
9444 (s-attrtab): New rule.
9446 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
9448 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
9449 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
9450 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
9451 * reorg.c (get_jump_flags): Do not set the removed flags.
9453 * doc/md.texi (attr_flag): Update for abovementioned changes.
9455 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
9458 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
9459 (TARGET_CMOV): Rename from TARGET_CMOVE.
9460 (TARGET_CMOVE): New define.
9461 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
9462 Do not set TARGET_CMOVE here.
9464 2012-05-04 Dodji Seketeli <dodji@redhat.com>
9466 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
9467 * opts.c (finish_options): Activate -Wunused-local-typedefs if
9468 -Wunused is activated.
9469 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
9471 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9473 * config/s390/s390.md (*movmem_short, *clrmem_short)
9474 (*cmpmem_short): Move the mode check from the insn condition to
9477 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
9479 PR tree-optimization/52633
9480 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
9481 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
9482 (vect_recog_over_widening_pattern): Remove handling of code that was
9483 already detected as over-widening pattern. Remove special handling
9484 of "unsigned" cases. Instead, support general case of conversion
9485 of the shift result to another type.
9487 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
9489 * tree-vect-patterns.c (vect_single_imm_use): New function.
9490 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
9491 (vect_recog_over_widening_pattern): Likewise.
9492 (vect_recog_widen_shift_pattern): Likewise.
9494 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
9496 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
9497 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
9498 (vect_recog_widen_mult_pattern): Likewise.
9499 (vect_operation_fits_smaller_type): Likewise.
9500 (vect_recog_over_widening_pattern): Likewise.
9501 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
9503 2012-05-04 Richard Guenther <rguenther@suse.de>
9506 * lto-wrapper.c (merge_and_complain): Complain about mismatches
9507 of -freg-struct-return and -fpcc-struct-return.
9508 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
9509 from the input file options and ignore those from the link
9512 2012-05-04 Richard Guenther <rguenther@suse.de>
9514 PR tree-optimization/53168
9515 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
9516 memory reads when the result is a constant we can pun.
9518 2012-05-04 Richard Guenther <rguenther@suse.de>
9520 * common.opt (flto-report): Do not mark as Optimization.
9522 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
9525 * recog.c (constrain_operands): If extra constraints are present, also
9526 accept pseudo-registers with equivalent memory locations during reload.
9528 2012-05-04 Olivier Hainque <hainque@adacore.com>
9530 * collect2.c (may_unlink_output_file): New global.
9531 (maybe_unlink): Honor it.
9532 * collect2.h: Add extern for it.
9533 * tlink.c (do_tlink): Set it to true if the link succeeded.
9535 2012-05-04 Olivier Hainque <hainque@adacore.com>
9537 * gcc.c (eval_spec_function): Finalize/restore the current string
9538 obstack state as part of the context push/pop operations.
9540 2012-05-04 Bin Cheng <bin.cheng@arm.com>
9542 PR rtl-optimization/52804
9543 * reload1.c (reload_reg_reaches_end_p): Check whether successor
9544 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
9545 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
9546 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
9547 RELOAD_FOR_OUTADDR_ADDRESS.
9549 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
9552 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
9553 for macro expansion.
9555 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9557 * flags.h (flag_permissive): Do not declare.
9558 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
9560 * toplev.c (flag_permissive): Do not define.
9561 * c-tree.h (system_header_p): Delete unused.
9563 2012-05-03 David S. Miller <davem@davemloft.net>
9566 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
9567 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
9568 (sparc_emit_float_lib_cmp): Likewise.
9570 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9573 * config/rs6000/rs6000.md (bswapdi splitters): If
9574 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
9575 default) is used, generate an alternate sequence that does not
9576 depend on using indexed addressing.
9578 2012-05-03 Jason Merrill <jason@redhat.com>
9580 * gengtype.c (write_types): Fix warning message.
9581 (write_local): Likewise.
9583 2012-05-02 Jason Merrill <jason@redhat.com>
9585 * dwarf2out.c (struct external_ref, build_local_stub): New.
9586 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
9587 (optimize_external_refs, optimize_external_refs_1): New.
9588 (change_AT_die_ref): New.
9589 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
9590 (build_abbrev_table): Take the external refs hashtable.
9591 (output_comp_unit): Get it from optimize_external_refs and pass it in.
9593 2012-05-03 Jan Hubicka <jh@suse.cz>
9596 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
9598 2012-05-03 Jan Hubicka <jh@suse.cz>
9601 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
9603 2012-05-03 Jason Merrill <jason@redhat.com>
9605 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
9606 use_debug_types to discriminate the die_id union.
9607 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
9608 (build_abbrev_table, output_die): Likewise.
9609 (prune_unused_types_walk_attribs): Likewise.
9610 (generate_type_signature, copy_declaration_context): Set it.
9611 (remove_child_or_replace_with_skeleton): Set it.
9612 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
9613 check use_debug_types.
9614 (dwarf2out_finish): Do break_out_includes after .debug_types.
9616 2012-05-03 Jason Merrill <jason@redhat.com>
9618 * dwarf2out.c (modified_type_die): Use scope_die_for.
9619 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
9620 (uses_local_type_r, uses_local_type): New.
9621 (scope_die_for): Keep a type that uses a local type in local scope.
9622 Use get_context_die for namespace and type scope.
9624 2012-05-03 Jason Merrill <jason@redhat.com>
9626 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
9628 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
9629 (dwarf2out_finish): Likewise.
9631 2012-05-03 Martin Jambor <mjambor@suse.cz>
9633 * builtins.c (get_object_alignment_1): Return whether we can determine
9634 the alignment or conservatively assume byte alignment. Return the
9635 alignment by reference. Use get_pointer_alignment_1 for dereference
9637 (get_pointer_alignment_1): Return whether we can determine the
9638 alignment or conservatively assume byte alignment. Return the
9639 alignment by reference. Use get_ptr_info_alignment to get SSA name
9641 (get_object_alignment): Update call to get_object_alignment_1.
9642 (get_object_or_type_alignment): Likewise, fall back to type alignment
9643 only when it returned false.
9644 (get_pointer_alignment): Update call to get_pointer_alignment_1.
9645 * fold-const.c (get_pointer_modulus_and_residue): Update call to
9646 get_object_alignment_1.
9647 * ipa-prop.c (ipa_modify_call_arguments): Update call to
9648 get_pointer_alignment_1.
9649 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
9650 of MEM_REF or TARGET_MEM_REF only when it returns false.
9651 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
9652 get_object_alignment_1.
9653 (ccp_finalize): Use set_ptr_info_alignment.
9654 * tree.h (get_object_alignment_1): Update declaration.
9655 (get_pointer_alignment_1): Likewise.
9656 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
9657 (dump_gimple_stmt): Likewise.
9658 * tree-flow.h (ptr_info_def): Updated comments of fields align and
9660 (get_ptr_info_alignment): Declared.
9661 (mark_ptr_info_alignment_unknown): Likewise.
9662 (set_ptr_info_alignment): Likewise.
9663 (adjust_ptr_info_misalignment): Likewise.
9664 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
9665 and set alignment of SSA names.
9666 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
9667 mark_ptr_info_alignment_unknown.
9668 * tree-ssanames.c (get_ptr_info_alignment): New function.
9669 (mark_ptr_info_alignment_unknown): Likewise.
9670 (set_ptr_info_alignment): Likewise.
9671 (adjust_ptr_info_misalignment): Likewise.
9672 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
9673 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
9675 (bump_vector_ptr): Likewise.
9676 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
9677 (vectorizable_store): Likewise.
9678 (vectorizable_load): Likewise.
9680 2012-05-03 Michael Matz <matz@suse.de>
9682 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
9683 in front of basic_block_def.
9684 (struct basic_block_def): Make il.gimple the full struct, not a
9686 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
9688 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
9689 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
9690 NULL il.gimple, which can't happen anymore.
9691 * gimple.h (bb_seq): il.gimple can't be NULL.
9692 (bb_seq_add): Ditto.
9693 (set_bb_seq): Adjust.
9694 (gsi_start_bb, gsi_last_bb): Tidy.
9695 * lto-streamer-in.c (make_new_block): Don't zero members that
9696 are zeroed already, don't allocate a gimple_bb_info.
9697 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
9698 (remove_bb): Clear all il.gimple members.
9699 (gimple_verify_flow_info): Adjust for flat il.gimple.
9700 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
9702 * coretypes.h (const_gimple_seq): Remove typedef.
9703 * gimple.h (gimple_seq_first): Take gimple_seq.
9704 (gimple_seq_first_stmt): Ditto.
9705 (gimple_seq_last): Ditto.
9706 (gimple_seq_last_stmt): Ditto.
9707 (gimple_seq_empty_p): Ditto.
9709 2012-05-03 Richard Guenther <rguenther@suse.de>
9711 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
9713 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
9714 (compute_avail): Do not add possibly trapping operations to
9715 EXP_GEN if they might not be executed in the block.
9717 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
9719 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
9721 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
9723 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
9724 information as early as possible. Update dominance info instead of
9727 2012-05-03 Richard Guenther <rguenther@suse.de>
9729 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
9730 (union_contains_value): Remove.
9731 (vro_valid_in_sets): Likewise.
9732 (op_valid_in_sets): New function.
9733 (valid_in_sets): Use op_valid_in_sets.
9734 (insert_into_preds_of_block): Move dumping ...
9735 (do_regular_insertion): ... here.
9736 (do_partial_partial_insertion): ... and here. Dump that
9737 we've found a partial partial redundancy.
9738 (insert): Dump the current insert iteration.
9740 2012-05-03 Jakub Jelinek <jakub@redhat.com>
9743 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
9744 append program name to it and pass that as first argument
9745 to make_relative_prefix. Always pass standard_libexec_prefix
9746 as last argument to make_relative_prefix. If
9747 make_relative_prefix returns NULL, fall back to
9748 standard_libexec_prefix.
9751 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
9755 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
9756 mode, return that mode.
9759 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
9760 define __ATOMIC_HLE_* macros here.
9761 (ix86_target_macros): But here, using cpp_define_formatted.
9763 2012-05-03 Richard Guenther <rguenther@suse.de>
9765 PR tree-optimization/53144
9766 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
9768 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
9769 with SSA name values.
9770 (vn_reference_lookup_3): Adjust callers.
9772 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
9774 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
9775 has_fma4 for AMD processors with both fma3 and fma4 support.
9777 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
9780 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
9783 2012-05-03 Michael Matz <matz@suse.de>
9786 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
9787 (dse_enter_block): Properly iterate the whole sequence even
9788 if the last statement was removed.
9790 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
9792 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
9793 unset flag_jump_tables.
9794 * stmt.c (expand_case): Remove special flag_pic case conditional
9795 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
9797 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
9799 * common/config/s390/s390-common.c (s390_option_optimization_table):
9800 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
9801 default when optimizing.
9803 2012-05-02 Martin Jambor <mjambor@suse.cz>
9806 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
9807 of a variable when the contect is a function.
9809 2012-05-02 Michael Matz <matz@suse.de>
9811 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
9812 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
9813 (const_gimple_seq_node): Remove.
9814 (gimple_seq_node): Typedef as gimple.
9815 (struct gimple_statement_base): Add next and prev members,
9816 adjust all WORD markers in using structs.
9817 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
9818 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
9819 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
9820 gimple are the same.
9821 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
9823 (gimple_init_singleton): New function.
9824 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
9825 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
9827 (gsi_stmt_ptr): Remove.
9828 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
9830 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
9831 again, adjust for above changes.
9832 (update_call_edge_frequencies): Adjust for above changes.
9833 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
9834 (gsi_insert_seq_nodes_after): Ditto.
9835 (gsi_split_seq_after): Ditto.
9836 (gsi_set_stmt): Ditto.
9837 (gsi_split_seq_before): Ditto.
9838 (gsi_remove): Ditto.
9839 (gsi_insert_seq_before_without_update): Don't free sequence.
9840 (gsi_insert_seq_after_without_update): Ditto.
9841 (gsi_replace): Assert some more invariants.
9842 (gsi_insert_before_without_update, gsi_insert_after_without_update):
9844 (gsi_for_stmt): Don't search for stmt.
9845 (gsi_insert_on_edge_immediate): Tidy.
9847 * gimple.c (gimple_alloc_k): Remove "sequences".
9848 (gimple_seq_cache): Remove.
9849 (gimple_alloc_stat): Make stmt a singleton sequence.
9850 (gimple_seq_alloc, gimple_seq_free): Remove.
9851 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
9852 (gimple_copy): Ditto.
9853 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
9854 create iterator from correct sequence.
9855 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
9857 2012-05-02 Michael Matz <matz@suse.de>
9859 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
9861 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
9862 sequence, lazily allocate it.
9863 (bb_seq_addr): New function.
9864 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
9865 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
9866 (gsi_none): New function.
9867 (gsi_start_bb): Adjust.
9868 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
9869 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
9870 (gsi_last_bb): Adjust.
9872 * tree-flow-inline.h (phi_nodes_ptr): New function.
9874 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
9875 datastructure and interface change.
9876 (gsi_insert_seq_before_without_update): Ditto.
9877 (gsi_insert_seq_nodes_after): Ditto.
9878 (gsi_insert_seq_after_without_update): Ditto.
9879 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
9880 (gsi_split_seq_before): Ditto.
9881 (gsi_start_phis): Adjust.
9882 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
9883 (vect_transform_loop): Ditto.
9884 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
9885 gimple_seq_copy): Don't use gimple_seq_alloc.
9886 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
9887 (gimplify_seq_add_seq): Ditto.
9888 * lto-streamer-in.c (make_new_block): Ditto.
9889 * tree-cfg.c (create_bb): Ditto.
9890 * tree-sra.c (initialize_parameter_reductions): Ditto.
9892 2012-05-02 Michael Matz <matz@suse.de>
9894 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
9895 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
9896 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
9897 set_bb_seq): Move down to after gimple_statement_d definition.
9899 2012-05-02 Michael Matz <matz@suse.de>
9901 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
9902 gsi_replace_with_seq, instead of inserting itself.
9903 * gimple-iterator.c (gsi_replace_with_seq): New function.
9904 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
9905 iterator instead of statement, advance it.
9906 (ssa_forward_propagate_and_combine): Adjust call to above.
9908 2012-05-02 Michael Matz <matz@suse.de>
9910 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
9912 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
9913 * tree-nested.c (walk_gimple_omp_for): Ditto.
9914 * trans-mem.c (lower_transaction): Ditto.
9915 * tree-eh.c (do_return_redirection): Ditto.
9916 (do_goto_redirection): Ditto.
9917 (lower_try_finally_switch): Ditto.
9918 * gimplify.c (gimplify_stmt): Ditto.
9919 (gimplify_scan_omp_clauses): Ditto.
9920 (gimplify_omp_for): Ditto.
9921 (gimplify_function_tree): Ditto.
9922 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
9923 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
9924 (mf_build_check_statement_for): Ditto.
9925 (mx_register_decls): Ditto.
9926 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
9927 and don't use itertors to append.
9928 (insert_stmts): Ditto.
9929 (insert_out_of_ssa_copy): Ditto.
9930 (insert_out_of_ssa_copy_on_edge): Ditto.
9932 2012-05-02 Michael Matz <matz@suse.de>
9934 * gimple.h (gimple_bind_body_ptr): New function.
9935 (gimple_bind_body): Use it.
9936 (gimple_catch_handler): Use gimple_catch_handler_ptr.
9937 (gimple_eh_filter_failure_ptr): New function.
9938 (gimple_eh_filter_failure): Use it.
9939 (gimple_eh_else_n_body_ptr): New function.
9940 (gimple_eh_else_n_body): Use it.
9941 (gimple_eh_else_e_body_ptr): New function.
9942 (gimple_eh_else_e_body): Use it.
9943 (gimple_try_eval_ptr): New function.
9944 (gimple_try_eval): Use it.
9945 (gimple_try_cleanup_ptr): New function.
9946 (gimple_try_cleanup): Use it.
9947 (gimple_wce_cleanup_ptr): New function.
9948 (gimple_wce_cleanup): Use it.
9949 (gimple_omp_body_ptr): New function.
9950 (gimple_omp_body): Use it.
9951 (gimple_omp_for_pre_body_ptr): New function.
9952 (gimple_omp_for_pre_body): Use it.
9953 (gimple_transaction_body_ptr): New function.
9954 (gimple_transaction_body): Use it.
9955 (gsi_split_seq_before): Adjust to return nothing and take pointer
9957 (gsi_set_stmt): Declare.
9958 (gsi_replace_with_seq): Declare.
9959 (walk_gimple_seq_mod): Declare.
9960 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
9962 * gimple-iterator.c (gsi_set_stmt): New function.
9963 (gsi_split_seq_before): Return new sequence via pointer argument.
9964 (gsi_replace): Use gsi_set_stmt.
9966 * tree-ssa-loop-im.c (move_computations_stmt): First remove
9968 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
9969 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
9971 (reserve_phi_args_for_new_edge): Change call to above,
9974 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
9975 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
9976 iterators. Adjust call to lower_omp.
9977 (lower_lastprivate_clauses): Adjust call to lower_omp.
9978 (lower_reduction_clauses): Ditto.
9979 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
9980 (lower_omp_sections): Don't explicitely count sequence length,
9981 nullify lowered bodies earlier, ensure stmts are part of only
9982 one sequence, adjust call to lower_omp.
9983 (lower_omp_single): Ensure stmts are part of only one sequence,
9984 adjust call to lower_omp.
9985 (lower_omp_master): Ditto.
9986 (lower_omp_ordered): Ditto.
9987 (lower_omp_critical): Ditto.
9988 (lower_omp_for): Ditto.
9989 (lower_omp_taskreg): Ditto, tidy.
9990 (lower_omp_1): Adjust calls to lower_omp.
9991 (execute_lower_omp): Ditto.
9992 (lower_omp): Adjust to take pointer to sequence.
9993 (diagnose_sb_2): Use walk_gimple_seq_mod.
9994 (diagnose_omp_structured_block_errors): Ditto and set possibly
9995 changed function body.
9996 * gimple-low.c (lower_function_body): Set function body after
9998 (lower_sequence): Adjust to take pointer to sequence.
9999 (lower_omp_directive): Ensure stmt isn't put twice into the
10000 sequence, adjust call to lower_sequence.
10001 (lower_stmt): Adjust calls to lower_sequence.
10002 (lower_gimple_bind): Ditto.
10003 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
10004 * tree-nested.c (walk_body): Take pointer to sequence, use
10005 walk_gimple_seq_mod.
10006 (walk_function): Adjust call to walk_body, set possibly changed body.
10007 (walk_gimple_omp_for): Adjust calls to walk_body.
10008 (convert_nonlocal_omp_clauses): Ditto.
10009 (convert_nonlocal_reference_stmt): Ditto.
10010 (convert_local_omp_clauses): Ditto.
10011 (convert_local_reference_stmt): Ditto.
10012 (convert_tramp_reference_stmt): Ditto.
10013 (convert_gimple_call): Ditto.
10014 (convert_nl_goto_reference): Use local iterator copy.
10015 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
10016 but taking pointer to sequence, ensure gsi_start is called with
10018 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
10019 asserting that the sequence head didn't change.
10020 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
10021 walk_gimple_seq_mod.
10022 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
10023 (execute_lower_tm): Ditto, and set possibly changed body.
10024 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
10025 call gsi_start with that lvalue.
10026 (replace_goto_queue_stmt_list): Ditto.
10027 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
10028 (replace_goto_queue): Ditto.
10029 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
10030 (lower_try_finally_onedest): Ditto.
10031 (lower_try_finally_copy): Ditto.
10032 (lower_try_finally_switch): Ditto.
10033 (lower_try_finally): Ditto.
10034 (lower_eh_filter): Ditto.
10035 (lower_eh_must_not_throw): Ditto.
10036 (lower_cleanup): Ditto.
10037 (lower_eh_constructs_2): Ditto.
10038 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
10039 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
10040 set possibly changed body.
10041 (optimize_double_finally): Call gsi_start with lvalue.
10043 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
10044 (gimple_split_block): Ditto.
10045 (gimple_merge_blocks): Use gsi_start_phis.
10046 (move_stmt_r): Use walk_gimple_seq_mod.
10047 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
10048 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
10049 (rebuild_cgraph_edges): Ditto.
10050 (cgraph_rebuild_references): Ditto.
10051 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
10052 * tree-inline.c (copy_phis_for_bb): Ditto.
10053 * tree-ssa-dce.c: Ditto.
10055 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
10057 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
10058 Andi Kleen <ak@linux.intel.com>
10060 * coretypes.h (MEMMODEL_MASK): New.
10061 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
10062 and return new variable.
10063 (expand_builtin_atomic_exchange): Mask memmodel values.
10064 (expand_builtin_atomic_compare_exchange): Ditto.
10065 (expand_builtin_atomic_load): Ditto.
10066 (expand_builtin_atomic_store): Ditto.
10067 (expand_builtin_atomic_clear): Ditto.
10068 * doc/extend.texi: Mention port-dependent memory model flags.
10069 * config/i386/cpuid.h (bit_HLE): New.
10070 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
10072 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
10073 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
10074 (ix86_target_string)<-mhle>: New.
10075 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
10076 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
10077 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
10078 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
10079 enabled for generic, generic64 and core-avx2.
10080 (ix86_print_operand): Generate HLE lock prefixes.
10081 (ix86_memmodel_check): New.
10082 (TARGET_MEMMODEL_CHECK): Ditto.
10083 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
10084 (IX86_HLE_ACQUIRE): Ditto.
10085 (IX86_HLE_RELEASE): Ditto.
10086 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
10087 * config/i386/i386.opt (mhle): Ditto.
10088 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
10089 success model to instruction emitter.
10090 (atomic_fetch_add<mode>): Ditto.
10091 (atomic_exchange<mode>): Ditto.
10092 (atomic_add<mode>): Ditto.
10093 (atomic_sub<mode>): Ditto.
10094 (atomic_<code><mode>): Ditto.
10095 (*atomic_compare_and_swap_doubledi_pic): Ditto.
10096 (atomic_compare_and_swap_single<mode>): Define and use argument
10098 (atomic_compare_and_swap_double<mode>): Ditto.
10099 * configure.ac: Check if assembler support HLE prefixes.
10100 * configure: Regenerate.
10101 * config.in: Ditto.
10103 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
10105 PR middle-end/53153
10106 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
10108 (gimplify_switch_expr): ... here.
10109 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
10110 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
10111 to clean up case labels with values outside the index type range.
10112 (simplify_gimple_switch): Call it if something changed.
10113 Remove strange and unnecessary assert.
10115 2012-05-02 Richard Guenther <rguenther@suse.de>
10117 * fold-const.c (div_if_zero_remainder): sizetypes no longer
10119 (int_const_binop_1): New worker for int_const_binop with
10120 overflowable parameter. Pass it through to force_fit_type_double.
10121 (int_const_binop): Wrap around int_const_binop_1 with overflowable
10123 (size_binop_loc): Call int_const_binop_1 with overflowable equal
10124 to minus one, forcing overflow detection for even unsigned types.
10125 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
10126 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
10127 * stor-layout.c (initialize_sizetypes): sizetypes no longer
10129 (layout_type): For zero-sized arrays ignore overflow on the
10131 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
10132 (bit_value_binop_1): Likewise.
10133 * tree.c (double_int_to_tree): Likewise.
10134 (double_int_fits_to_tree_p): Likewise.
10135 (force_fit_type_double): Likewise.
10136 (host_integerp): Likewise.
10137 (int_fits_type_p): Likewise.
10138 * varasm.c (output_constructor_regular_field): Sign-extend the
10139 field-offset to cater for negative offsets produced by the Ada
10141 * omp-low.c (extract_omp_for_data): Convert the loop step to
10142 signed for pointer adjustments.
10144 2012-05-02 Richard Guenther <rguenther@suse.de>
10146 * tree.c (valid_constant_size_p): New function.
10147 * tree.h (valid_constant_size_p): Declare.
10148 * cfgexpand.c (expand_one_var): Adjust check for too large
10149 variables by using valid_constant_size_p.
10150 * varasm.c (assemble_variable): Likewise.
10152 * c-decl.c (grokdeclarator): Properly check for sizes that
10153 cover more than half of the address-space.
10155 2012-05-02 Jakub Jelinek <jakub@redhat.com>
10157 PR tree-optimization/53163
10158 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
10159 return value from compute_all_dependences.
10161 PR rtl-optimization/53160
10162 * ree.c (combine_reaching_defs): Handle the case where cand->insn
10163 has been modified by ree pass already.
10165 2012-05-01 Ian Lance Taylor <iant@google.com>
10168 * c-decl.c (build_compound_literal): Make the decl readonly if it
10169 an array of a readonly type.
10170 * gimplify.c (gimplify_compound_literal_expr): Add fallback
10171 parameter. Change all callers. If the decl is not addressable
10172 and is not an l-value, make it readonly.
10174 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
10176 * ira.c (allocated_reg_info_size): New static variable.
10177 (expand_reg_info): Manage it. Call
10178 setup_preferred_alternate_classes_for_new_pseudos.
10179 (ira): Don't do it here. Remove local allocated_reg_info_size,
10180 set the global before calling find_moveable_pseudos.
10181 (find_moveable_pseudos): Call expand_reg_info rather than
10184 2012-05-01 Richard Henderson <rth@redhat.com>
10186 * common.opt (fsync-libcalls): New.
10187 * doc/invoke.texi: Document it.
10188 * optabs.c (init_sync_libfuncs): Honor it.
10190 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
10191 Richard Sandiford <r.sandiford@uk.ibm.com>
10193 PR rtl-optimization/52543
10194 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
10196 * lower-subreg.h: New file.
10197 * target-globals.h (this_target_lower_subreg): Declare.
10198 (target_globals): Add lower_subreg;
10199 (restore_target_globals): Restore this_target_lower_subreg.
10200 * target-globals.c: Include it.
10201 (default_target_globals): Add default_target_lower_subreg.
10202 (save_target_globals): Initialize target_lower_subreg.
10203 * rtl.h (init_lower_subreg): Added declaration.
10204 * toplev.c (backend_init_target): Call initializer for lower-subreg
10206 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
10207 (default_target_lower_subreg): New variable.
10208 (this_target_lower_subreg): Likewise.
10209 (twice_word_mode, choices): New macros.
10210 (shift_cost, compute_splitting_shift, compute_costs)
10211 (init_lower_subreg): New functions.
10212 (resolve_simple_move): Add speed_p argument. Check choices.
10213 (find_pseudo_copy): Don't check the mode size here.
10214 (resolve_simple_move): Assert the mode size.
10215 (find_decomposable_shift_zext): Add speed_p argument and return
10216 a bool. Check choices.
10217 (resolve_shift_zext): Add comment.
10218 (dump_shift_choices, dump_choices): New functions.
10219 (decompose_multiword_subregs): Dump list of profitable
10220 transformations. Add code to skip non profitable transformations.
10221 Update calls to simple_move and find_decomposable_shift_zext.
10223 2012-05-01 Ian Bolton <ian.bolton@arm.com>
10224 Sameera Deshpande <sameera.deshpande@arm.com>
10225 Greta Yorsh <greta.yorsh@arm.com>
10227 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
10228 (thumb1_unexpanded_epilogue): ...this.
10229 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
10230 (thumb1_unexpanded_epilogue): ...this.
10231 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
10232 (thumb1_unexpanded_epilogue): ...this.
10234 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
10236 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
10237 comparing enumeration values. Update comments.
10239 2012-05-01 Alan Modra <amodra@gmail.com>
10242 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
10243 load_cr_save, add_crlr_cfa_restore): New functions.
10244 (rs6000_restore_saved_cr): Rename to..
10245 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
10246 (rs6000_emit_epilogue): Use new functions. Adjust condition
10247 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
10248 regs when using out-of-line restore only when shrink wrapping.
10250 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
10252 PR middle-end/53136
10253 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
10254 calls to cgraph_node_name in xstrdup.
10255 (ipa_make_edge_direct_to_target): Ditto.
10256 * cgraph.c (dump_cgraph_node): Ditto.
10257 * tree-sra.c (convert_callers_for_node): Ditto.
10258 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
10259 * ipa-cp.c (perhaps_add_new_callers): Ditto.
10260 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
10261 (cgraph_materialize_all_clones): Ditto.
10262 * ipa-inline.c (report_inline_failed_reason): Ditto.
10263 (want_early_inline_function_p): Ditto.
10264 (edge_badness): Ditto.
10265 (update_edge_key): Ditto.
10266 (flatten_function): Ditto.
10267 (ipa_inline): Ditto.
10268 (inline_always_inline_functions): Ditto.
10269 (early_inline_small_functions): Ditto.
10271 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
10274 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
10275 constraints 0 and 1.
10277 012-04-30 Jan Hubicka <jh@suse.cz>
10279 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
10280 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
10281 (cgraph_add_to_same_comdat_group): Remove.
10282 (cgraph_add_asm_node): Move to cgraphunit.c.
10283 (cgraph_make_decl_local): Move to symtab.c
10284 (cgraph_make_node_local_1): Update.
10285 (cgraph_can_remove_if_no_direct_calls_and): Update.
10286 (used_from_object_file_p): Update.
10287 (resolution_used_from_other_file_p): Move to symtab.c
10288 (cgraph_used_from_object_file_p): move to symtab.c
10289 (verify_cgraph_node): Verify same comdat groups.
10290 * cgraph.h (cgraph_asm_node): Rename to ...
10291 (asm_node): ... this one.
10292 (cgraph_asm_nodes): Rename to ...
10293 (asm_nodes): ... this one.
10294 (symtab_add_to_same_comdat_group): New function.
10295 (symtab_dissolve_same_comdat_group_list): New function.
10296 (symtab_used_from_object_file_p): Declare.
10297 (symtab_make_decl_local): Declare.
10298 (cgraph_add_to_same_comdat_group): Remove.
10299 (cgraph_add_asm_node): Remove.
10300 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
10302 (cgraph_finalize_compilation_unit): Rename to ...
10303 (finalize_compilation_unit): ... this one.
10304 (cgraph_optimize): Rename to ....
10305 (compile): ... this one.
10306 (add_asm_node): Declare.
10307 (fixup_same_cpp_alias_visibility): Declare.
10308 (cgraph_make_decl_local): Remove.
10309 (varpool_assemble_pending_decls): Rename to ...
10310 (varpool_output_variables): ... this one.
10311 (varpool_remove_unreferenced_decls): Remove.
10312 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
10313 (preserve_function_body_p): Make static.
10314 * toplev.c (compile_file): Update comments; update.
10315 * cgraphunit.c: Update comments.
10316 (cgraph_expand_all_functions): Rename to ...
10317 (expand_all_functions): ... this one; update.
10318 (cgraph_mark_functions_to_output): Rename to ...
10319 (mark_functions_to_output): ... this one; cleanup.
10320 (cgraph_output_pending_asms): Remove prototype.
10321 (asm_nodes, asm_last_node): New static vars.
10322 (cgraph_process_new_functions): Update.
10323 (cgraph_reset_node): Cleanup; add comment.
10324 (cgraph_add_new_function): Update.
10325 (cgraph_output_pending_asms): Rename to ...
10326 (output_asm_statements): ... this one.
10327 (add_asm_node): New function.
10328 (fixup_same_cpp_alias_visibility): New function based on code
10329 in cgraph_analyze_function.
10330 (cgraph_analyze_function): Use it.
10331 (cgraph_order_sort): Update.
10332 (cgraph_output_in_order): Update.
10333 (cgraph_function_versioning): Update.
10334 (cgraph_optimize): Rename to ...
10335 (compile): ... this one; initialize streamer hooks here.
10336 (cgraph_finalize_compilation_unit): Rename to ...
10337 (finalize_compilation_unit): ... this one; do not initialize streamer
10339 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
10340 * dwarf2out.c: Update ocmment.
10341 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
10342 * method.c (use_thunk): Likewise.
10343 * semantics.c (maybe_add_lambda_conv_op): Likewise.
10344 * decl2.c (maybe_emit_vtables): Likewise.
10345 (cp_write_global_declarations): Use finalize_compilation_unit.
10346 * parser.c (cp_parser_asm_definition): Use add_asm_node.
10347 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
10348 * c-decl.c (c_write_global_declarations): Use
10349 finalize_compilation_unit.
10350 * langhooks.c (write_global_declarations): Update.
10351 * ipa.c (cgraph_externally_visible_p): Update.
10352 (dissolve_same_comdat_group_list): Remove.
10353 (function_and_variable_visibility): Update.
10354 * symtab.c: Inlcude lto-streamer.h and rtl.h
10355 (ld_plugin_symbol_resolution_names): New.
10356 (symtab_add_to_same_comdat_group): New.
10357 (symtab_dissolve_same_comdat_group_list): New.
10358 (resolution_used_from_other_file_p): Move here from cgraph.c
10359 (symtab_used_from_object_file_p): New.
10360 (symtab_make_decl_local): New.
10361 * passes.c (register_pass): Update comments.
10362 * c-parser.c (c_parser_asm_definition): Update.
10363 * varpool.c (varpool_analyze_node): Use
10364 fixup_same_cpp_alias_visibility.
10365 (varpool_remove_unreferenced_decls): Make static.
10366 (varpool_assemble_pending_decls): Rename to ...
10367 (varpool_output_variables): ... this one; call
10368 varpool_remove_unreferenced_decls.
10369 (varpool_used_from_object_file_p): Remove.
10371 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
10374 * c-typeck.c (build_array_ref): Call
10375 convert_vector_to_pointer_for_subscript.
10376 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
10378 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
10380 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
10381 to compile-time "mode == <MODE>mode" checks.
10382 (and splitter): Ditto.
10384 2012-04-30 Richard Henderson <rth@redhat.com>
10386 * config/arm/arm.md (UNSPEC_LL): New.
10387 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
10388 (arm_load_exclusivedi): Use %H0.
10390 2012-04-30 Jason Merrill <jason@redhat.com>
10392 * dwarf2out.c (comdat_symbol_id): Add const.
10393 (union die_symbol_or_type_node): Add const to die_symbol.
10394 (output_die_symbol, output_die, output_comp_unit): Adjust.
10396 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
10398 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
10399 * config/arm/neon.md (negdi2_neon): New insn.
10400 Also add splitters for core and NEON registers.
10402 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
10404 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
10405 (arm_print_operand): Add 'x' format.
10406 * config/arm/constraints.md (Dn): Allow const_int.
10407 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
10408 Use 'x' format to print constants.
10409 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
10410 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
10412 (movdi_vfp_cortexa8): Likewise.
10414 2012-04-30 Ian Bolton <ian.bolton@arm.com>
10415 Sameera Deshpande <sameera.deshpande@arm.com>
10416 Greta Yorsh <greta.yorsh@arm.com>
10418 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
10419 * config/arm/arm.c (ldm_stm_operation_p): New function.
10420 * config/arm/predicates.md (load_multiple_operation): Update predicate.
10421 (store_multiple_operation): Likewise.
10423 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
10424 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
10425 * config/arm/predicates.md (load_multiple_operation): Add arguments.
10426 (store_multiple_operation): Likewise.
10428 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
10430 * config/i386/i386.md (and<mode>3): Expand masking operations with
10431 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
10432 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
10434 2012-04-30 Dodji Seketeli <dodji@redhat.com>
10436 Add -Wvarargs option
10437 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
10438 argument for the various warning_at calls.
10439 * docs/invoke.texi: Update the documentation.
10441 2012-04-30 Dodji Seketeli <dodji@redhat.com>
10443 Switch -ftrack-macro-expansion=2 on by default.
10444 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
10447 Fix va_start related location
10448 * builtins.c (fold_builtin_next_arg): Unwinds to the first
10449 location in real source code.
10451 Make conversion warnings work on NULL with -ftrack-macro-expansion
10452 * input.h (expansion_point_location_if_in_system_header): Declare
10454 * input.c (expansion_point_location_if_in_system_header): Define it.
10456 Fix -Wuninitialized for -ftrack-macro-expansion
10457 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
10458 declaration. Use linemap_location_before_p for source locations.
10460 Strip "<built-in>" loc from displayed expansion context
10461 * input.c (expand_location_1): When expanding to spelling location
10462 in a context of a macro expansion, skip reserved system header
10463 locations. Update comments. * tree-diagnostic.c
10464 (maybe_unwind_expanded_macro_loc): Likewise.
10466 Make expand_location resolve to locus in main source file
10467 * input.c (expand_location_1): New. Takes a parameter to choose
10468 whether to resolve the location to spelling or expansion point.
10469 Was factorized from ...
10470 (expand_location): ... here.
10471 (expand_location_to_spelling_point): New. Implemented in terms of
10473 * diagnostic.c (diagnostic_build_prefix): Use the new
10474 expand_location_to_spelling_point instead of expand_location.
10476 Fix PCH crash on GTYed pointer-to-scalar field of a struct
10477 * gengtype.c (write_types_process_field): Force second argument of
10478 the call to the PCH object hierarchy walker to be 'x'.
10480 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
10482 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
10483 predicate to discriminate types.
10485 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
10487 * doc/invoke.texi (Wmissing-format-attribute): Document as an
10488 alias of Wsuggest-attribute=format.
10489 * c-typeck.c (convert_for_assignment): Replace
10490 Wmissing-format-attribute with Wsuggest-attribute=format.
10491 (digest_init): Likewise.
10493 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
10495 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
10496 * common.opt (Wmissing-noreturn): Alias of
10497 -Wsuggest-attribute=noreturn.
10499 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
10502 * config/cris/cris.md (andqu): New peephole2.
10503 (andu): Tweak head comment.
10505 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10506 Steven Bosscher <steven@gcc.gnu.org>
10507 Maxim Kuvyrkov <maxim@codesourcery.com>
10509 PR tree-optimization/38785
10510 * common.opt (ftree-partial-pre): New option.
10511 * doc/invoke.texi: Document it.
10512 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
10513 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
10514 benefit speed path.
10515 (execute_pre): Use flag_tree_partial_pre.
10517 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10520 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
10523 2012-04-27 Ollie Wild <aaw@google.com>
10525 * doc/invoke.texi (Wliteral-suffix): Document new option.
10527 2012-04-27 Tom Tromey <tromey@redhat.com>
10529 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
10530 (dwarf_tag_name): Use get_DW_TAG_name.
10531 (dwarf_attr_name): Use get_DW_AT_name.
10532 (dwarf_form_name): Use get_DW_FORM_name.
10533 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
10535 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
10537 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
10538 arguments are -1 and 0, by negating the result of the conditional.
10540 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
10543 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
10545 2012-04-27 Richard Guenther <rguenther@suse.de>
10547 * tree-flow.h (is_hidden_global_store): Remove.
10548 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
10549 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
10550 (stmt_may_clobber_global_p): Likewise.
10551 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
10552 (stmt_may_clobber_global_p): Likewise.
10553 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
10554 stmt_may_clobber_global_p.
10555 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
10557 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
10559 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
10562 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
10563 reorganize some fields and update comments. Rename bit_test_uniq
10564 and bit_test_count to uniq resp. count. Remove bit_test_bb.
10565 (collect_switch_conv_info): New function, collects info about a
10566 GIMPLE_SWITCH into a struct switch_conv_info.
10567 (check_range): Simplify to use pre-recorded info. Fix think-o in
10568 range-branch ratio check.
10569 (check_process_case): Remove function.
10570 (check_all_empty_except_final): New function, verifies that all
10571 non-final basic blocks are empty.
10572 (process_switch): Simplify to use pre-recorded info. Call
10573 collect_switch_conv_info to do that. Assert that degenerate switch
10574 statements have been cleaned up.
10576 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
10578 PR middle-end/27139
10579 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
10581 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
10584 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
10586 2012-04-27 Tom de Vries <tom@codesourcery.com>
10588 PR tree-optimization/51879
10589 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
10590 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
10592 (defs_to_varying): ... here. Don't set use_processed.
10593 (visit_reference_op_call): Handle gimple_vdef.
10594 Handle case that lhs is NULL_TREE.
10595 (visit_use): Use mark_use_processed. Handle calls with side-effect
10596 using visit_reference_op_call.
10598 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
10600 * sched-deps.c (fixup_sched_groups): Rename to...
10601 (chain_to_prev_insn): ...this.
10602 (chain_to_prev_insn_p): New function.
10603 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
10605 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
10607 * sched-int.h (_haifa_insn_data): Move priority_status.
10609 (INSN_MODEL_INDEX): New macro.
10610 * haifa-sched.c (insn_delay): New function.
10611 (sched_regno_pressure_class): Update commentary.
10612 (mark_regno_birth_or_death): Pass the liveness bitmap and
10613 pressure array as arguments, instead of using curr_reg_live and
10614 curr_reg_pressure. Only update the pressure if the bit in the
10615 liveness set has changed.
10616 (initiate_reg_pressure_info): Always trust the live-in set for
10617 SCHED_PRESSURE_MODEL.
10618 (initiate_bb_reg_pressure_info): Update call to
10619 mark_regno_birth_or_death.
10620 (dep_list_size): Take the list as argument.
10621 (calculate_reg_deaths): New function, extracted from...
10622 (setup_insn_reg_pressure_info): ...here.
10623 (MODEL_BAR): New macro.
10624 (model_pressure_data, model_insn_info, model_pressure_limit)
10625 (model_pressure_group): New structures.
10626 (model_schedule, model_worklist, model_insns, model_num_insns)
10627 (model_curr_point, model_before_pressure, model_next_priority):
10629 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
10630 (MODEL_INSN_INFO, MODEL_INSN): New macros.
10631 (model_index, model_update_limit_points_in_group): New functions.
10632 (model_update_limit_points, model_last_use_except): Likewise.
10633 (model_start_update_pressure, model_update_pressure): Likewise.
10634 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
10635 (model_excess_cost, model_dump_pressure_points): Likewise.
10636 (model_set_excess_costs): Likewise.
10637 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
10638 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
10639 schedule as an alternative tie-breaker. Update the call to
10641 (ready_sort): Call model_set_excess_costs.
10642 (update_register_pressure): Update call to mark_regno_birth_or_death.
10643 Rely on that function to check liveness rather than doing it here.
10644 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
10645 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
10646 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
10647 (model_record_pressure, model_record_pressures): New functions.
10648 (model_record_final_pressures, model_add_successors_to_worklist)
10649 (model_promote_predecessors, model_choose_insn): Likewise.
10650 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
10651 (model_start_schedule, model_finalize_pressure_group): Likewise.
10652 (model_end_schedule): Likewise.
10653 (schedule_insn): Say when we're scheduling the next instruction
10654 in the model schedule.
10655 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
10656 (queue_to_ready): Do not add instructions that are
10657 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
10658 Always allow the next instruction in the model schedule to be added.
10659 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
10660 and delay for SCHED_PRESSURE_MODEL too.
10661 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
10662 SCHED_PRIORITY_MODEL, but also take the DFA into account.
10663 (schedule_block): Call model_start_schedule and model_end_schedule.
10664 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
10665 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
10666 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
10668 (sched_finish): Update accordingly.
10669 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
10670 to SCHED_PRESSURE_MODEL.
10671 (add_jump_dependencies): Update call to dep_list_size.
10672 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
10673 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
10674 to SCHED_PRESSURE_MODEL.
10675 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
10676 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
10677 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
10678 handling to SCHED_PRESSURE_MODEL.
10680 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
10682 * common.opt (fsched-pressure-algorithm=): New option.
10683 * flag-types.h (sched_pressure_algorithm): New enum.
10684 * sched-int.h (sched_pressure_p): Replace with...
10685 (sched_pressure): ...this new variable.
10686 * haifa-sched.c (sched_pressure_p): Replace with...
10687 (sched_pressure): ...this new variable.
10688 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
10689 (update_reg_and_insn_max_reg_pressure, schedule_insn)
10690 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
10691 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
10692 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
10693 (sched_analyze_insn): Likewise.
10694 * sched-rgn.c (schedule_region): Likewise.
10695 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
10697 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
10699 * PR middle-end/52997
10700 * ira.c (find_moveable_pseudos): Call resize_reg_info.
10702 PR middle-end/52940
10703 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
10704 * expr.c (convert_move): Honor unsignedp when extending partial int
10706 * genmodes.c (complete_mode): Don't clear component field of partial
10708 (emit_mode_inner): Don't emit it however.
10709 (calc_wider_mode): Partial int modes widen to their component.
10711 2012-04-26 David S. Miller <davem@davemloft.net>
10713 * config/sparc/niagara4.md: New file.
10714 * config/sparc/sparc.md: Include it.
10715 * config/sparc/sparc.c (niagara4_costs): New processor costs.
10716 (sparc_option_override): Use it.
10717 (sparc_use_sched_lookahead): Return 2 for niagara4.
10718 (sparc_issue_rate): Likewise.
10720 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
10721 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
10722 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
10723 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
10724 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
10725 alignaddrldi_vis): Set type to gsr.
10726 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
10727 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
10728 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
10729 v<vis3_shift_patname><mode>3, fmean16_vis,
10730 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
10731 fucmp<code>8<P:mode>_vis): Set type to fga.
10732 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
10733 * config/sparc/niagara.md: Likewise.
10734 * config/sparc/niagara2.md: Likewise.
10735 * config/sparc/ultra3.md: Likewise, and fix type matching for
10736 us3_ialuX reservation.
10738 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10740 * reload.c (find_reloads): Change the loop nesting when trying an
10741 alternative with swapped operands.
10743 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
10745 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
10746 comment. Delete unused parameter first_exp_point_map.
10747 (virt_loc_aware_diagnostic_finalizer): Update call.
10749 2012-04-26 Michael Hope <michael.hope@linaro.org>
10750 Richard Earnshaw <rearnsha@arm.com>
10752 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
10753 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
10754 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
10755 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
10757 2012-04-25 Sriraman Tallam <tmsriram@google.com>
10759 * doc/extend.texi: Document avx2 support.
10760 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
10762 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
10765 * config/cris/cris.md ("*andhi_lowpart_v32")
10766 ("*andqi_lowpart_v32"): Change first input-only operand from
10767 a (match_operand ...) to (match_dup 0). Drop alternatives with
10768 const_int-matching constraints for redundancy.
10769 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
10770 three-operand alternative.
10772 2012-04-25 Jakub Jelinek <jakub@redhat.com>
10775 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
10776 instead expand it as zero extension.
10778 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
10781 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
10783 2012-04-25 Jakub Jelinek <jakub@redhat.com>
10785 * common.opt (flag_debug_types_section): Default to 0.
10786 (dwarf_version): Default to 4.
10787 (dwarf_record_gcc_switches): Default to 1.
10788 (dwarf_strict): Default to 0.
10789 * toplev.c (process_options): Don't handle dwarf_strict
10790 or dwarf_version here.
10791 * config/vxworks.c (vxworks_override_options): Don't
10792 test whether dwarf_strict or dwarf_version are negative,
10793 instead test !global_options_set.x_dwarf_*.
10794 * config/darwin.c (darwin_override_options): Default to
10796 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
10797 and -fno-debug-types-section are now the default.
10799 2012-04-25 Jan Hubicka <jh@suse.cz>
10801 * cgraphunit.c: Update toplevel comment.
10802 (tree_rest_of_compilation): Merge into cgraph_expand_function.
10803 (cgraph_analyze_function): Make static.
10804 (cgraph_decide_is_function_needed): Make static.
10805 (cgraph_add_new_function): Use expand_function instead of
10806 rest_of_compilation.
10807 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
10808 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
10810 (cgraph_inline_p): Remove.
10811 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
10812 (init_cgraph): Add comment.
10813 * cgraphbuild.c (record_reference, mark_address, mark_load,
10814 mark_store): Do not call analyze_expr hook.
10815 * cgraph.c: Update toplevel comment.
10816 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
10817 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
10818 Move fere from cgraphunit.c
10819 (cgraph_mark_force_output_node): Move to cgraph.h
10820 * cgraph.h: Reorder so the comments match the function placement.
10821 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
10822 (cgraph_mark_force_output_node): Move here from cgraph.c
10823 * tree.c (free_lang_data): Do not clear analyze_expr hook.
10824 * ipa-inline-transform.c (preserve_function_body_p): New function.
10825 (inline_transform): Update.
10826 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
10827 * langhooks.h (lang_hooks_for_callgraph): Remove.
10828 (lang_hooks): Remove callgraph.
10829 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
10830 * varpool.c: Remove out of date comment.
10831 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
10832 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
10834 2012-04-25 Jan Hubicka <jh@suse.cz>
10836 PR middle-end/53089
10837 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
10838 forward declaration.
10839 (cgraph_finalize_function): Finalize them here.
10840 * symtab.c (dump_symtab): Dump ctors and dtors.
10842 2012-04-25 Jakub Jelinek <jakub@redhat.com>
10844 PR middle-end/52979
10845 * stor-layout.c (get_best_mode): Don't return mode with bitsize
10846 larger than maxbits. Don't compute maxbits modulo align.
10847 Also check that unit bytes long store at bitpos / unit * unit
10848 doesn't affect bits beyond bitregion_end.
10849 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
10850 would not fit into bitregion_start ... bitregion_end + 1 bit region.
10851 (store_split_bit_field): Decrease unit close to end of bitregion_end
10852 if access is restricted in order to avoid mutual recursion.
10854 PR tree-optimization/53058
10855 * double-int.h (double_int_max_value, double_int_min_value): New
10857 * double-int.c (double_int_max_value, double_int_min_value): New
10859 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
10860 or GT_EXPR with double_int_max_value instead of double_int_mask.
10862 2012-04-25 Richard Guenther <rguenther@suse.de>
10864 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
10865 * tree-vect-loop.c (vect_transform_loop): Adjust.
10866 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
10867 the maximum number of iterations for the epilogue loop.
10868 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
10870 2012-04-25 Jakub Jelinek <jakub@redhat.com>
10873 * c-typeck.c (set_nonincremental_init,
10874 set_nonincremental_init_from_string): Pass true instead of false
10875 as IMPLICIT to add_pending_init.
10877 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
10879 * c-typeck.c (pop_init_level): Improve diagnostics.
10881 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
10883 * compare-elim.c (try_eliminate_compare): Also handle operands with
10884 implicit extensions.
10886 2012-04-25 Alan Modra <amodra@gmail.com>
10888 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
10889 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
10890 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
10891 (no_global_regs_above): Delete.
10892 (no_global_regs): New function.
10893 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
10894 value for load multiple test.
10895 (savres_routine_syms): Increase size.
10896 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
10897 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
10898 rather than a number of boolean flags. Update all callers.
10899 (rs6000_savres_routine_name): Generate vector save/restore names.
10900 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
10901 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
10902 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
10903 and using_store_multiple. Expand uses. Don't always use r11 as
10904 frame reg when needed for out-of-line saves. Set up initial offset
10905 for out-of-line vector saves when buying stack frame. Handle pointer
10906 reg setup for out-of-line fp save. Emit call to out-of-line vector
10907 save function. Choose r11 or r12 for vrsave reg when available for
10909 (rs6000_output_function_prologue): Don't emit .extern for ELF.
10910 (rs6000_emit_epilogue): Choose a better frame reg when restoring
10911 from back-chain to suit out-of-line vector restore functions. Emit
10912 call to out-of-line vector restore function. Adjust register used
10913 for cr restore. Tweak pointer register setup for gpr restore.
10914 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
10916 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
10917 (V_SAVE_INLINE): Define.
10918 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
10920 2012-04-25 Alan Modra <amodra@gmail.com>
10922 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
10923 out-of-line save/restore for large frames. Don't disable
10924 out-of-line saves on ABI_AIX when using static chain reg.
10925 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
10926 clobber static chain reg, and tweak for out-of-line gpr saves
10929 2012-04-25 Alan Modra <amodra@gmail.com>
10931 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
10932 (rs6000_emit_prologue): Use the above to catch register overlap.
10934 2012-04-25 Alan Modra <amodra@gmail.com>
10936 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
10937 decl. Move logic selecting update reg to callers. Update all callers.
10938 (rs6000_emit_allocate_stack): Add copy_off param.
10939 (emit_frame_save): Don't handle reg+reg addressing.
10940 (ptr_regno_for_savres): New function, extracted from..
10941 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
10942 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
10943 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
10944 frame offset adjustment for out-of-line save with copy from sp.
10945 Simplify condition controlling whether cr is saved early or
10946 late. Use ptr_regno_for_savres to verify correct reg is set
10947 up for out-of-line saves. Pass the actual pointer reg used to
10948 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
10949 function. Rearrange spe vars so code is similar to that
10950 elsewhere in this function. Don't update frame_off when spe
10951 save code will restore r11. Use emit_frame_save for spe and
10952 gpr saves. Consolidate darwin out-of-line gpr setup with that
10953 for other abis. Don't assume frame_offset is zero and frame
10954 reg is sp when setting up altivec reg saves, and calculate
10955 exact offset requirement.
10956 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
10957 spe restore code. Consolidate darwin out-of-line gpr setup
10958 with that for other abis.
10960 2012-04-25 Alan Modra <amodra@gmail.com>
10962 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
10963 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
10965 (emit_frame_save): Delete frame_ptr param. Rename total_size to
10967 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
10968 and emit_frame_save calls. Cope with possibly missing note.
10970 2012-04-24 Sriraman Tallam <tmsriram@google.com>
10972 * config/i386/i386.c (build_processor_model_struct): New function.
10973 (make_var_decl): New function.
10974 (fold_builtin_cpu): New function.
10975 (ix86_fold_builtin): New function.
10976 (make_cpu_type_builtin): New function.
10977 (ix86_init_platform_type_builtins): New function.
10978 (ix86_expand_builtin): Expand new builtins by folding them.
10979 (ix86_init_builtins): Make new builtins to detect CPU type.
10980 (TARGET_FOLD_BUILTIN): New macro.
10981 (IX86_BUILTIN_CPU_INIT): New enum value.
10982 (IX86_BUILTIN_CPU_IS): New enum value.
10983 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
10984 * config/i386/i386-builtin-types.def: New function type.
10985 * testsuite/gcc.target/builtin_target.c: New testcase.
10986 * doc/extend.texi: Document builtins.
10988 2012-04-24 Olivier Hainque <hainque@adacore.com>
10990 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
10991 * toplev.c (process_options): Default to dwarf_version 2.
10992 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
10993 and dwarf_version 2.
10995 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
10997 * tree-pretty-print.h (default_tree_printer): Do not declare.
10998 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
11000 (default_tree_diagnostic_starter): Make static.
11001 (default_tree_printer): Move to here. Make static.
11002 (tree_diagnostics_defaults): New.
11003 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
11004 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
11005 * toplev.c: Do not include tree-pass.h.
11006 (default_tree_printer): Move from here.
11007 (general_init): Use tree_diagnostics_defaults.
11009 2012-04-24 Chao-ying Fu <fu@mips.com>
11011 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
11012 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
11013 * config/mips/gnu-user.h
11014 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
11015 (GNU_USER_TARGET_LINK_SPEC): New define.
11016 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
11017 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
11018 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
11019 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
11020 GNU_USER_TARGET_ENDFILE_SPEC.
11021 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
11022 (GNU_USER_TARGET_LINK_SPEC): New define.
11023 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
11024 * config/mips/linux-common.h: New file.
11026 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11029 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
11030 (altivec_build_resolved_builtin): Call fully_fold_convert.
11032 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
11035 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
11037 2012-04-24 Richard Guenther <rguenther@suse.de>
11039 PR tree-optimization/53085
11040 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
11043 2012-04-24 Richard Guenther <rguenther@suse.de>
11045 * tree-if-conv.c (main_tree_if_conversion): Move bb under
11048 2012-04-24 Jim Meyering <meyering@redhat.com>
11050 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
11051 absence of an define_enum call.
11053 2012-04-24 Richard Guenther <rguenther@suse.de>
11055 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
11056 the epilogue loop is not re-used as unvectorized version
11057 record the its maximum number of iterations.
11059 2012-04-24 Andrew Pinski <apinski@cavium.com>
11061 * tree-ssa-forwprop.c (simplify_bitwise_binary):
11062 Don't directly use def1/def2.
11064 2012-04-24 Richard Guenther <rguenther@suse.de>
11066 PR tree-optimization/53098
11067 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
11070 2012-04-24 Andrew Pinski <apinski@cavium.com>
11073 * tree-ssa-forwprop.c (defcodefor_name): New function.
11074 (simplify_bitwise_binary): Use defcodefor_name instead of manually
11075 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
11076 Simplify "(~X | Y) & X" to "X & Y" and
11077 "(~X & Y) | X" to "X | Y".
11079 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11081 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
11082 validate_change to add clobbers if IN_GROUP is nonzero.
11083 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
11084 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
11086 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
11088 * config/s390/s390.c (insn_invalid_p): Likewise.
11090 2012-04-24 Jakub Jelinek <jakub@redhat.com>
11092 PR middle-end/53084
11093 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
11094 (output_addressed_constants): Likewise.
11096 PR middle-end/52999
11097 * varasm.c (get_section): Don't ICE for section conflicts with
11098 built-in section kinds.
11100 2012-04-23 DJ Delorie <dj@redhat.com>
11102 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
11103 (LIBSTDCXX): Change to CPP2.
11105 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
11108 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
11111 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
11113 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
11114 (*addsi_2_zext): Ditto.
11115 (*add<mode>_3): Ditto.
11116 (*addsi_3_zext): Ditto.
11117 (*add<mode>_5): Ditto.
11119 2012-04-23 Andrew Pinski <apinski@cavium.com>
11121 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
11122 (C & B) to (A OP0) & B.
11124 2012-04-23 Martin Jambor <mjambor@suse.cz>
11126 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
11127 temporaries created for a bitfield (reverting revision 122014).
11129 2012-04-23 Richard Guenther <rguenther@suse.de>
11131 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
11132 the condition using is_gimple_condexpr and avoid the not necessary
11134 (set_prologue_iterations): Likewise.
11135 (vect_loop_versioning): Likewise.
11137 2012-04-23 Richard Guenther <rguenther@suse.de>
11139 PR tree-optimization/53070
11140 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
11141 (main_tree_if_conversion): Verify we succeeded in that.
11143 2012-04-23 Jan Hubicka <jh@suse.cz>
11145 * lto-symtab.c (lto_cgraph_replace_node): Do not call
11146 mark_reahcable_node.
11147 * cgraph.c (cgraph_remove_node): Do not clear reachable.
11148 (cgraph_mark_reachable_node): Remove.
11149 (cgraph_mark_force_output_node): Do not set reachable.
11150 (dump_cgraph_node): Do not dump reachable.
11151 (cgraph_create_virtual_clone): Do not set reachable.
11152 * cgraph.h (cgraph_node): Remove reachable flag.
11153 (varpool_node): Remove reachable flag.
11154 (cgraph_mark_if_needed): Remove.
11155 (cgraph_mark_reachable_node): Remove.
11156 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
11157 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
11159 (cgraph_add_new_function): Likewise.
11160 (cgraph_mark_if_needed): Remove.
11161 (cgraph_analyze_function): Do not set target as reachable.
11162 (process_function_and_variable_attributes): Do not care about
11164 (cgraph_analyze_functions): Do not set reachable flags.
11165 (cgraph_mark_functions_to_output): Do not check reachability.
11166 (cgraph_copy_node_for_versioning): Do not set reachable flag.
11167 (dbxout_expand_expr): Update.
11168 * c-decl.c (merge_decls): Do not track changed externs.
11169 * ipa.c: Include pointer-set.h
11170 (enqueue_cgraph_node): Use reachable pointer set.
11171 (process_references): Likewise.
11172 (cgraph_remove_unreachable_nodes): Likewise.
11173 (whole_program_function_and_variable_visibility): Do not recompute
11175 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
11177 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
11179 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
11181 2012-04-23 Richard Guenther <rguenther@suse.de>
11184 * c-typeck.c (build_binary_op): Fix typo.
11186 2012-04-23 Jakub Jelinek <jakub@redhat.com>
11188 PR tree-optimizations/52891
11189 * tree-vect-patterns.c (adjust_bool_pattern): Use
11190 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
11191 but with non-standard precision.
11193 2012-04-22 Jan Hubicka <jh@suse.cz>
11195 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
11198 2012-04-22 Jan Hubicka <jh@suse.cz>
11200 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
11201 * cgraphbuild.c (record_reference, record_type_list, mark_address,
11202 mark_load, mark_store): Do not mark varpool nodes as needed.
11203 * cgraph.c (cgraph_new_nodes): Remove.
11204 (cgraph_create_function_alias): Do not mark nodes as reachable.
11205 (cgraph_add_thunk): Likewise.
11206 (cgraph_mark_reachable_node): Do not manage the queue.
11207 * cgraph.h (cgraph_node): Remove next_needed.
11208 (varpool_nodes_queue): Remove next_needed and prev_needed.
11209 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
11210 (cgraph_new_nodes): Declare.
11211 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
11212 (varpool_analyze_pending_decls): Remove.
11213 (varpool_analyze_node): New.
11214 (varpool_mark_needed_node): Remove.
11215 (varpool_first_variable, varpool_next_variable): New inlines.
11216 (varpool_first_static_initializer, varpool_next_static_initializer):
11218 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
11219 (varpool_first_defined_variable): New inline.
11220 (varpool_next_defined_variable): New inline
11221 (FOR_EACH_VARIABLE): Reimplement.
11222 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
11223 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
11225 * cgraphunit.c (cgraph_new_nodes): Declare here.
11226 (enqueue_node): New function.
11227 (cgraph_process_new_functions): update for new
11228 node set; when constructing cgraph enqueue node for processing.
11229 (cgraph_add_new_function): Use new node set.
11230 (process_function_and_variable_attributes): Do not set varpool needed
11232 (referred_to_p): New function.
11233 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
11234 when varpool is in construction.
11235 (cgraph_analyze_functions): Rewrite.
11236 (cgraph_expand_all_functions): Update.
11237 (cgraph_output_in_order): Do not analyze pending decls; do not set
11239 (cgraph_optimize): Do not analyze pending decls.
11240 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
11241 in other partition; do not mark node as needed.
11242 * dwarf2out.c (reference_to_unused): Use analyzed flag.
11243 (premark_types_used_by_global_vars_helper): Likewise.
11244 * ipa.c (process_references): Do not call varpool_mark_needed_node.
11245 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
11247 (function_and_variable_visibility): Do not mark node as needed.
11248 (whole_program_function_and_variable_visibility): Likewise.
11249 * Makefile.in (gt-varpool.h): No longer needed.
11250 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
11251 (ipa_write_summaries): Do not use needed flag.
11252 * varpool.c: Do not include gt-varpool.h
11253 (x_varpool_nodes_queue, x_varpool_last_needed_node,
11254 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
11255 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
11257 (varpool_remove_node): Do not update the lists.
11258 (dump_varpool_node): Do not dump needed flag.
11259 (varpool_enqueue_needed_node): Remove.
11260 (varpool_mark_needed_node): Remove.
11261 (varpool_reset_queue): Remove.
11262 (varpool_finalize_decl): Move to cgraphunit.c
11263 (varpool_analyze_node): New functions based on former
11264 varpool_analyze_pending_decls.
11265 (varpool_analyze_pending_decls): Remove.
11266 (varpool_assemble_decl): Do not update the lists.
11267 (enqueue_node): New function.
11268 (varpool_remove_unreferenced_decls): Rewrite.
11269 (varpool_empty_needed_queue): Remove.
11270 (add_new_static_var): Do not mark node as needed.
11271 (varpool_create_variable_alias): Handle expansion state
11273 * except.c (output_ttype): Do not mark node as needed.
11274 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
11275 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
11277 * tree-switch-conversion.c (build_one_array): Likewise.
11279 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
11282 * doc/invoke.texi (pedantic): Rename to Wpedantic.
11283 * common.opt (Wpedantic): New.
11284 (pedantic): Alias Wpedantic.
11285 * diagnostic.c (warning_at): Likewise.
11286 * c-decl.c (diagnose_mismatched_decls): Likewise.
11287 (build_array_declarator): Likewise.
11288 (mark_forward_parm_decls):
11289 (check_bitfield_type_and_width): Likewise.
11290 (grokdeclarator): Likewise.
11291 (grokfield): Likewise.
11292 (finish_struct): Likewise.
11293 (build_enumerator): Likewise.
11294 (store_parm_decls_oldstyle): Likewise.
11295 (declspecs_add_qual): Likewise.
11296 (declspecs_add_type): Likewise.
11297 (finish_declspecs): Likewise.
11298 * c-typeck.c (composite_type): Likewise.
11299 (comp_target_types): Likewise.
11300 (build_array_ref): Likewise.
11301 (pointer_diff): Likewise.
11302 (build_unary_op): Likewise.
11303 (build_conditional_expr): Likewise.
11304 (build_c_cast): Likewise.
11305 (convert_for_assignment): Likewise.
11306 (maybe_warn_string_init): Likewise.
11307 (digest_init): Likewise.
11308 (pop_init_level): Likewise.
11309 (set_init_index): Likewise.
11310 (c_finish_goto_label): Likewise.
11311 (c_finish_return): Likewise.
11312 (do_case): Likewise.
11313 (build_binary_op): Likewise.
11314 * c-parser.c (static): Likewise.
11315 (c_parser_external_declaration): Likewise.
11316 (c_parser_declaration_or_fndef): Likewise.
11317 (c_parser_static_assert_declaration_no_se): Likewise.
11318 (c_parser_enum_specifier): Likewise.
11319 (c_parser_struct_or_union_specifier): Likewise.
11320 (c_parser_struct_declaration): Likewise.
11321 (c_parser_alignas_specifier): Likewise.
11322 (c_parser_braced_init): Likewise.
11323 (c_parser_initelt): Likewise.
11324 (c_parser_compound_statement_nostart): Likewise.
11325 (c_parser_conditional_expression): Likewise.
11326 (c_parser_alignof_expression): Likewise.
11327 (c_parser_postfix_expression): Likewise.
11328 (c_parser_postfix_expression_after_paren_): Likewise.
11329 (c_parser_objc_class_instance_variables): Likewise.
11330 (c_parser_objc_method_definition): Likewise.
11331 (c_parser_objc_methodprotolist): Likewise.
11333 2012-04-22 Ian Lance Taylor <iant@google.com>
11335 * godump.c (go_output_typedef): Dump size of structs.
11337 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
11339 Correcting transform_to_exit_first_loop + fix to PR46886
11340 * tree-parloops.c (transform_to_exit_first_loop): Remove
11341 setting of number of iterations according to the loop pattern.
11342 Duplicate from entry to exit->src instead of loop->latch.
11343 (pallelize_loops): Remove the condition preventing do-while loops.
11344 * tree-cfg.c (bool bb_in_region_p): New.
11345 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
11346 Adjust redirection of the duplicated iteration.
11348 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
11351 * rtl.def (ADDRESS): Use "i" rather than "w".
11352 * rtl.h (find_base_term): Delete.
11353 (may_be_sp_based_p): Declare.
11354 * rtl.c (rtx_code_size): Remove ADDRESS special case.
11355 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
11356 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
11357 * alias.c: ...here.
11358 (find_base_term): Make static.
11359 (may_be_sp_based_p): New function.
11360 * dse.c (record_store): Use it.
11361 * store-motion.c (store_killed_in_insn): Likewise.
11363 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
11365 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
11367 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11370 * c-typeck.c (inform_declaration): New.
11371 (build_function_call_vec): Do not pretty-print
11372 expressions when caret is enabled.
11373 (convert_arguments): Use inform_declaration.
11375 2012-04-20 Jim Meyering <meyering@redhat.com>
11377 * genmodes.c (make_complex_modes): Don't truncate a mode name of
11378 length 7 or more when prepending a "C". Suggested by Richard Guenther.
11380 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11382 PR rtl-optimization/44214
11383 * fold-const.c (exact_inverse): New function.
11384 (fold_binary_loc): Fold vector and complex division by constant into
11385 multiply by recripocal with flag_reciprocal_math; fold vector division
11386 by constant into multiply by reciprocal with exact inverse.
11388 2012-04-20 Jan Hubicka <jh@suse.cz>
11390 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
11392 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
11393 (cgraph_remove_node): Update.
11394 (cgraph_mark_needed_node): Remove.
11395 (cgraph_mark_force_output_node): New.
11396 (dump_cgraph_node): Do not dump needed flag.
11397 (cgraph_node_cannot_be_local_p_1): Update.
11398 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
11399 * cgraph.h (symtab_node_base): Add force_output flag.
11400 (cgraph_node): Remove needed flag.
11401 (varpool_node): Remove force_output flag.
11402 (cgraph_mark_needed_node): Remove.
11403 (cgraph_mark_force_output_node): New.
11404 (cgraph_only_called_directly_or_aliased_p,
11405 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
11406 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
11407 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
11408 (cgraph_add_new_function): Update.
11409 (cgraph_mark_if_needed): Update.
11410 (verify_cgraph_node): Update.
11411 (cgraph_analyze_function): Alias target is reachable.
11412 (process_function_and_variable_attributes): Update: externally_visible
11413 flag makes function reachable.
11414 (cgraph_analyze_functions): Update dumping.
11415 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
11416 input_overwrite_node, input_varpool_node): Update streaming.
11417 * lto-streamer-out.c (produce_symtab): Use force_output.
11418 * ipa.c (process_references): Weakrefs must be processed.
11419 (cgraph_remove_unreachable_nodes): Likewise; update for new
11421 (varpool_externally_visible_p): Weakrefs are externally visible
11422 even if they are not.
11423 (function_and_variable_visibility): Update; when processing alias
11424 pair force the targets to be output.
11425 (whole_program_function_and_variable_visility): Use
11426 mark_reachable_node.
11427 * trans-mem.c (ipa_tm_mark_needed_node): Remove
11428 (ipa_tm_mark_force_output_node): New function.
11429 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
11430 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
11432 * varasm.c (mark_decl_referenced): Update.
11433 (find_decl_and_mark_needed): Remove.
11434 (find_decl): New function.
11435 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
11436 alias targets as needed.
11437 (dump_tm_clone_pairs): Update.
11438 * tree-inline.c (copy_bb): Update check.
11439 * symtab.c (dump_symtab_base): Dump force_output.
11440 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
11441 * passes.c (execute_todo): Fix dumping.
11442 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
11443 (varpool_analyze_pending_decls): Alias target is reachable.
11444 (varpool_create_variable_alias): Finalize weakrefs.
11446 2012-04-20 Jakub Jelinek <jakub@redhat.com>
11449 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
11450 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
11451 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
11452 macros instead of constants.
11453 * dse.c (record_store): Check for SP ADDRESS by comparing
11454 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
11455 XEXP to be stack_pointer_rtx.
11457 2012-04-20 Richard Guenther <rguenther@suse.de>
11459 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
11460 update_call_from_tree when propagating into a call.
11462 2012-04-20 Alan Modra <amodra@gmail.com>
11464 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
11465 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
11466 sp_offset to frame_off. Move world save code earlier.
11468 2012-04-20 Richard Guenther <rguenther@suse.de>
11470 PR tree-optimization/53050
11471 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
11472 Do only one transform on COND_EXPRs at the same time.
11474 2012-04-19 Jan Hubicka <jh@suse.cz>
11476 * symtab.c (dump_symtab_base): Revert accidental checkin.
11478 2012-04-20 Alan Modra <amodra@gmail.com>
11481 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
11482 static chain, set REST_INLINE_FPRS too.
11484 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
11486 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
11489 2012-04-20 Richard Guenther <rguenther@suse.de>
11491 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
11492 loops that can never run more often than the vectorization factor.
11494 2012-04-19 Jan Hubicka <jh@suse.cz>
11496 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
11498 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
11500 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
11502 2012-04-19 Jim Meyering <meyering@redhat.com>
11504 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
11505 We verified above that the string(including trailing NUL) fits in buf,
11506 so just use memcpy.
11508 2012-04-19 Richard Guenther <rguenther@suse.de>
11510 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
11511 for dumping DECL_SECTION_NAME.
11513 2012-04-19 Michael Matz <matz@suse.de>
11515 PR middle-end/52977
11516 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
11517 (struct tree_vector): Adjust GTY length.
11518 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
11520 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
11522 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
11523 caller emitted the length calulation already.
11524 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
11525 before handling any of the fields for structs.
11527 2012-04-19 Richard Guenther <rguenther@suse.de>
11529 PR tree-optimization/53031
11530 * tree-vrp.c (adjust_range_with_scev): Revert back to
11531 using max_loop_iterations.
11533 2012-04-19 Michael Matz <matz@suse.de>
11535 * diagnostic.c (emit_diagnostic): Move va_end call after user
11537 (warning, warning_at, pedwarn, permerror): Ditto.
11539 2012-04-19 Richard Guenther <rguenther@suse.de>
11541 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
11544 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
11547 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
11548 the case *(X+const).
11550 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
11552 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
11554 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11557 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
11558 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
11560 2012-04-19 Richard Guenther <rguenther@suse.de>
11562 PR rtl-optimization/44688
11563 * loop-iv.c (determine_max_iter): Only return max_iter.
11564 (iv_number_of_iterations): Also use the recorded loop bound
11565 on the maximum number of iterations.
11566 * loop-unroll.c (decide_unroll_runtime_iterations): Use
11567 max_iter to avoid unrolling loops that do not roll.
11568 (decide_unroll_stupid): Likewise.
11570 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
11572 * targhooks.c (default_case_values_threshold): Fix code style nit.
11574 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
11575 case range and type folding from here...
11576 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
11577 type, as documented in tree.def.
11579 2012-04-18 Jan Hubicka <jh@suse.cz>
11581 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
11583 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
11584 cgraph hash and same comdat groups.
11585 (cgraph_optimize): Verify symbol table.
11586 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
11587 (dissolve_same_comdat_group_list): Work on symtab nodes.
11588 (function_and_variable_visibility): Dissolve variable same comdat group
11590 * symtab.c: Include timevar.h
11591 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
11593 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
11595 * tree-switch-conversion.c (info): Remove global pass info.
11596 (check_range, check_process_case, check_final_bb, create_temp_arrays,
11597 free_temp_arrays, gather_default_values, build_constructors,
11598 array_value_type, build_one_array, build_arrays, gen_def_assigns,
11599 fix_phi_nodes, gen_inbound_check): Pass info around from ...
11600 (process_switch): ... here. Unify message format. Return a const
11601 char pointer to the failure reason message.
11602 (do_switchconv): Unify message format. Update process_switch usage.
11604 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
11605 * tree-cfg.c (edge_to_cases): Fix documentation.
11607 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
11609 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
11611 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11613 PR tree-optimization/52976
11614 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
11615 (possibly_move_powi): New function.
11616 (rewrite_expr_tree): Call possibly_move_powi.
11617 (rewrite_expr_tree_parallel): Likewise.
11618 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
11619 call add_to_ops_vec instead.
11621 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11623 PR tree-optimization/52976
11624 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
11625 (decrement_power): Likewise.
11626 (propagate_op_to_single_use): Likewise.
11627 (zero_one_operation): Handle __builtin_pow* calls in linearized
11628 expression trees; factor logic into propagate_op_to_single_use.
11629 (undistribute_ops_list): Allow operands with repeat counts > 1.
11631 2012-04-18 Richard Guenther <rguenther@suse.de>
11633 PR tree-optimization/44688
11634 * cfgloop.h (record_niter_bound): Declare.
11635 * tree-ssa-loop-niter.c (record_niter_bound): Export.
11636 Update the estimation with the upper bound here...
11637 (estimate_numbers_of_iterations_loop): ... instead of here.
11638 Do not forcefully reset a recorded upper bound.
11639 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
11640 Record the maximum number of loop iterations of the prologue loop.
11642 2012-04-18 Jan Hubicka <jh@suse.cz>
11644 * lto-symtab.c (lto_cgraph_replace_node): Update.
11645 * cgraphbuild.c (record_reference, record_type_list,
11646 record_eh_tables, mark_address, mark_load, mark_store): Update.
11647 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
11648 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
11650 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
11651 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
11652 * reload.c: Fix typo in comment.
11653 * rtlanal.c: Likewise.
11654 * tree-emultls.c (gen_emutls_addr): Update.
11655 * ipa-reference.c (analyze_function): Update.
11656 * cgraphunit.c (cgraph_analyze_function,
11657 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
11659 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
11660 (ipa_remove_reference): Likewise.
11661 (ipa_remove_all_refering): Rename to ...
11662 (ipa_remove_all_referring): ... this one; update.
11663 (ipa_dump_references): Update.
11664 (ipa_dump_referring): Update.
11665 (ipa_clone_references): Update.
11666 (ipa_clone_refering): Rename to ...
11667 (ipa_clone_referring): ... this one; update.
11668 (ipa_ref_cannot_lead_to_return): Update.
11669 (ipa_ref_has_aliases_p): Update.
11670 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
11672 (ipa_ref_type): Remove.
11673 (ipa_ref_ptr_u): Remove.
11674 (ipa_ref): Remove referencing, refered, refered_index, refering_type
11675 and refered_type; add referring, referred and referred_index.
11676 (ipa_ref_list): Rename refering to referring.
11677 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
11678 ipa_clone_references, ipa_clone_referring): Update prototypes.
11679 * lto-cgraph.c (referenced_from_other_partition_p): Update.
11680 (lto_output_ref): Update.
11681 (add_references): Update.
11682 (input_varpool_node): Update.
11683 (input_refs): Update.
11684 * ipa-ref-inline.h (ipa_ref_node): Update.
11685 (ipa_ref_varpool_node): Update.
11686 (ipa_ref_referring_node): Update.
11687 (ipa_ref_referring_varpool_node): Update.
11688 (ipa_ref_referring_ref_list): Update.
11689 (ipa_ref_referred_ref_list): Update.
11690 (ipa_ref_list_first_referring): Update.
11691 (ipa_empty_ref_list): Update.
11692 (ipa_ref_list_refering_iterate): Rename to ...
11693 (ipa_ref_list_referring_iterate): ... this one.
11694 * cse.c: Update comment.
11695 * ipa-utils.c (ipa_reverse_postorder): Update.
11696 * tree-ssa-alias.c: Update.
11697 * ipa-inline.c (reset_edge_caches): Update.
11698 (update_caller_keys): Update.
11699 * ipa-inline.h: Update comments.
11700 * jump.c: Update comment.
11701 * alias.c: Likewise.
11702 * ipa.c (process_references): Update.
11703 (cgraph_remove_unreachable_nodes): Likewise.
11704 (ipa_discover_readonly_nonaddressable_var): Likewise.
11705 (cgraph_address_taken_from_non_vtable_p): Likewise.
11706 * trans-mem.c (ipa_tm_execute): Update.
11707 * simplify-rtx.c: Fix comment.
11708 * rtl.c: Fix comment.
11709 * symtab.c (symtab_unregister_node): Update.
11710 * varpool.c (dump_varpool_node): Update.
11711 (varpool_analyze_pending_decls): Update.
11712 (assemble_aliases): Update.
11713 (varpool_for_node_and_aliases): Update.
11715 2012-04-18 Richard Guenther <rguenther@suse.de>
11717 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
11718 use_undefined_p parameter.
11719 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
11720 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
11722 (estimate_numbers_of_iterations): Likewise.
11723 (estimated_loop_iterations): Adjust.
11724 (max_loop_iterations): Likewise.
11725 (scev_probably_wraps_p): Likewise.
11726 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
11727 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
11728 not max_loop_iterations.
11729 (execute_vrp): Remove explicit number of iterations estimation.
11731 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
11733 * config/i386/linux-common.h: New.
11735 * config.gcc: Add i386/linux-common.h before
11736 all i386/linux.h and i386/linux64.h usages.
11738 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
11739 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
11740 * config/i386/gnu-user64.h: Likewise.
11742 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
11743 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
11744 (GNU_USER_TARGET_MATHFILE_SPEC): New.
11745 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
11747 2012-04-18 Jan Hubicka <jh@suse.cz>
11749 * cgraph.c (cgraph_node_name): Remove.
11750 (dump_cgraph_node): Use dump_symtab_base; reformat.
11751 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
11752 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
11754 (cgraph_node_name, varpool_node_name): Remove.
11755 (cgraph_node_asm_name, varpool_node_asm_name,
11756 cgraph_node_name, varpool_node_name): New.
11757 * tree-pass.h (TODO_dump_cgraph): Rename to ...
11758 (TODO_dump_symtab): ... this one.
11759 * ipa-cp (pass_ipa_cp): Update.
11760 * ia-reference.c (generate_summary, read_write_all_from_decl,
11761 propagate, ipa_reference_read_optimization_summary): Update.
11762 * cgraphunit.c (cgraph_analyze_functions): Update.
11763 (cgraph_optimize): Update.
11764 * ipa-ref.c (ipa_dump_references): Update.
11765 (ipa_dump_refering): Update.
11766 * ipa-inline.c (pass_ipa_inline): Update.
11767 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
11768 * ipa.c (pass_ipa_function_visibility,
11769 pass_ipa_whole_program_visibility): Update.
11770 * tree-sra.c (pass_early_ipa_sra): Update.
11771 * symtab.c: Include langhooks.h
11772 (symtab_node_asm_name): New.
11773 (symtab_node_name): New.
11774 (symtab_type_names): New static var.
11775 (dump_symtab_base): New.
11776 (dump_symtab_node, dump_symtab): New.
11777 (debug_symtab_node, debug_symtab): New.
11778 * tree-ssa-structalias.c: Dump symbol table.
11779 * pases.c (execute_todo): Handle TODO_dump_symtab instead
11780 of TODO_dump_cgraph.
11781 * varpoo.c (varpool_node_name): Remove.
11782 (dump_varpool_node): Use dump_symtab_base; reformat.
11784 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11786 * doc/invoke.texi (Language Independent Options): @item should be
11789 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
11792 * rtl.c (rtx_code_size): Handle ADDRESS.
11794 2012-04-17 Tom de Vries <tom@codesourcery.com>
11796 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
11797 is not a STMT_LIST.
11799 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
11802 * config/i386/sync.md (atomic_<code><mode>): Rename to
11803 atomic_<logic><mode>.
11805 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
11807 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
11808 * alias.c (reg_base_value): Expand and update comment.
11809 (arg_base_value): New variable.
11810 (unique_id): Move up file.
11811 (unique_base_value, unique_base_value_p, known_base_value_p): New.
11812 (find_base_value): Use arg_base_value and known_base_value_p.
11813 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
11814 (find_base_term): Use known_base_value_p.
11815 (base_alias_check): Use unique_base_value_p.
11816 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
11817 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
11819 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
11821 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
11823 2012-04-17 Michael Matz <matz@suse.de>
11825 PR tree-optimization/18437
11826 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
11827 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
11828 (vect_check_strided_load): Declare.
11829 * tree-vect-data-refs.c (vect_check_strided_load): New function.
11830 (vect_analyze_data_refs): Use it to accept strided loads.
11831 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
11833 2012-04-17 Richard Guenther <rguenther@suse.de>
11835 PR middle-end/53011
11836 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
11837 loops when redirecting an entry or latch edge.
11839 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
11841 * sel-sched.c (sel_global_init): Revert previous change.
11843 2012-04-17 Richard Guenther <rguenther@suse.de>
11845 * tree-flow.h (array_at_struct_end_p): Move declaration ...
11846 * tree.h (array_at_struct_end_p): ... here.
11847 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
11848 * expr.c (array_at_struct_end_p): ... here. Rewrite.
11850 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
11852 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
11853 COST_TABLE): Remove.
11854 (estimate_case_costs): Remove.
11855 (expand_case): Do not call estimate_case_costs
11856 to set use_cost_table.
11857 (balance_case_nodes): Do not use use_cost_table.
11859 2012-04-16 Jan Hubicka <jh@suse.cz>
11861 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
11862 (hash_node, eq_node): Remove.
11863 (cgraph_create_node): Do not handle hashtable.
11864 (cgraph_get_node): Remove.
11865 (cgraph_insert_node_to_hashtable): Remove.
11866 (hash_node_by_assembler_name): Remove.
11867 (eq_assembler_name): Remove.
11868 (cgraph_node_for_asm): Rewrite.
11869 (cgraph_find_replacement_node): Break out from ...
11870 (cgraph_remove_node): ... here; do not maintain hashtables.
11871 (change_decl_assembler_name): Remove.
11872 (cgraph_clone_node): Do not maintain hashtables.
11873 * cgraph.h (const_symtab_node): New typedef.
11874 (cgraph_insert_node_to_hashtable): Remove.
11875 (symtab_get_node, symtab_node_for_asm,
11876 symtab_insert_node_to_hashtable): Declare.
11877 (cgraph_find_replacement_node): Declare.
11878 (cgraph_get_node, varpool_get_node): Turn into inlines.
11879 (cgraph, varpool): Work sanely on NULL pointers.
11880 (FOR_EACH_SYMBOL): New walker.
11881 * ipa-inline-transform.c (save_inline_function_body): Use
11882 symtab_insert_node_to_hashtable.
11883 * symtab.c: Include ggc.h and diagnostics.h
11884 (symtab_hash, assembler_name_hash): New static vars;
11885 (hash_node, eq_node, hash_node_by_assembler_name,
11886 eq_assembler_name, insert_to_assembler_name_hash,
11887 unlink_from_assembler_name_hash): New.
11888 (symtab_register_node): Update hashtables.
11889 (symtab_insert_node_to_hashtable): New.
11890 (symtab_unregister_node): Update hashtables.
11891 (symtab_get_node): New.
11892 (symtab_node_for_asm): New.
11893 (change_decl_assembler_name): New.
11894 * Makefile.in (symtab.o): Needs GTY.
11895 * varpool.c (varpool_hash): Remove.
11896 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
11897 (varpool_node): Rewrite using varpool_get_node.
11898 (varpool_remove_node): DO not maintain hashtables.
11899 (varpool_node_for_asm): Rewrite.
11901 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
11903 * doc/invoke.texi: Copy-edit to put verbs in the present tense
11904 when describing the current behavior of GCC.
11906 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
11908 * genemit.c (gen_exp): Remove ADDRESS handling.
11909 * genoutput.c (scan_operands): Likewise.
11910 * genpeep.c (match_rtx): Likewise.
11911 * genrecog.c (add_to_sequence): Likewise.
11913 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
11915 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
11917 2012-04-16 Martin Jambor <mjambor@suse.cz>
11919 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
11922 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
11925 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
11926 hints for 'A' operand types.
11928 2012-04-16 Jan Hubicka <jh@suse.cz>
11930 * cgraph.h (symtab_node_base): Add next and previous pointers.
11931 (cgraph_node): Remove next and preivous pointers.
11932 (varpool_node): Likewise; remove next/previous GTY marker;
11933 it is not type safe.
11934 (symtab_node_def): Update GTY marker
11935 (x_cgraph_nodes, cgraph_nodes): Remove.
11936 (symtab_nodes): New function.
11937 (cgraph_order): Rename to ...
11938 (symtab_order): ... this one.
11939 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
11941 (x_varpool_nodes, varpool_nodes): Remove.
11942 (FOR_EACH_STATIC_VARIABLE): Update.
11943 (symtab_function_p, symtab_variable_p): New function.
11944 (FOR_EACH_VARIABLE): Update.
11945 (varpool_first_variable, varpool_next_variable): New functions.
11946 (FOR_EACH_VARIABLE): Update.
11947 (cgraph_first_defined_function): Update.
11948 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
11949 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
11950 (cgraph_first_function, cgraph_next_function): New.
11951 (FOR_EACH_FUNCTION): Update.
11952 (cgraph_first_function_with_gimple_body,
11953 cgraph_next_function_with_gimple_body): Update.
11954 * symtab.c: New file.
11955 * cgraph.c: Update copyright dates.
11956 (x_cgraph_nodes, cgraph_order): Remove.
11957 (NEXT_FREE_NODE): Update.
11958 (SET_NEXT_FREE_NODE): New.
11959 (cgraph_create_node_1): Remove common code.
11960 (cgraph_create_node): Remove common code; call symtab_register_node.
11961 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
11962 (cgraph_add_asm_node): Update.
11963 (cgraph_clone_node): Register new node.
11964 * cgraphunit.c (process_function_and_variable_attributes): Update.
11965 (cgraph_analyze_functions): Update.
11966 (cgraph_analyze_functions): Update.
11967 (cgraph_output_in_order): Update.
11968 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
11970 * ipa-inline.c (recursive_inlining): Update.
11971 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
11972 * ipa.c (cgraph_remove_unreachable_nodes): Update.
11973 * Makefile.in: Add symtab.o
11974 * varpool.c (x_varpool_nodes): Remove
11975 (varpool_node): Remove common code; call symtab_register_node.
11976 (varpool_remove_node): Remove common code; call symtab_unregister_node.
11978 2012-04-16 Richard Guenther <rguenther@suse.de>
11980 PR middle-end/52977
11981 * tree.h (VECTOR_CST_NELTS): Adjust.
11982 (struct tree_vector): Add explicit length field.
11983 (make_vector_stat): Declare.
11984 (make_vector): Define.
11985 * tree.c (make_vector_stat): New function.
11986 (build_vector_stat): Use it.
11987 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
11989 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11991 PR tree-optimization/52976
11992 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
11993 (undistribute_ops_list): Ops with repeat counts aren't eligible for
11995 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
11997 2012-04-16 Jan Hubicka <jh@suse.cz>
11999 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
12001 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
12002 walkers to walk cgraph and varpool.
12003 * cgraph.c (cgraph_node_for_asm): Likewise.
12004 (dump_cgraph): Likewise.
12005 * value-prof.c (init_node_map): Likewise.
12006 * tree.c (free_lang_data_in_cgraph): Likewise.
12007 * tree-emutls.c: (ipa_lower_emutls): Likewise.
12008 * ipa-reference.c (generate_summary, propagate): Likewise.
12009 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
12010 cgraph_mark_functions_to_output, cgraph_output_in_order,
12011 output_weakrefs, cgraph_materialize_all_clones,
12012 cgraph_optimize): Likewise.
12013 * lto-cgraph.c (merge_profile_summaries): Likewise.
12014 (input_cgraph): Likewise.
12015 * ipa-pure-const.c (generate_summary): Likewise.
12016 (propagate): Likwise.
12017 * ipa-utils.c (ipa_reduced_postorder): Likewise.
12018 (ipa_free_postorder_info): Likewise.
12019 (ipa_reverse_postorder): Likewise.
12020 * ipa-inline.c (ipa_inline): Likewise.
12021 * matrix-reorg.c (find_matrices_decl): Likewise.
12022 (matrix_reorg): Likewise.
12023 * tree-vectorizer.c (increase_alignment): Likewise.
12024 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
12025 (function_and_variable_visibility): Likewise.
12026 (whole_program_function_and_variable_visibility): Likewise.
12027 (ipa_cdtor_merge): Likewise.
12028 * trans-mem.c (ipa_tm_execute): Likewise.
12029 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
12030 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
12031 (ipa_print_all_params): Likewise.
12032 (ipa_update_after_lto_read): Likewise.
12033 * tree-profie.c (tree_profiling): Likewise.
12034 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
12035 * passes.c (dump_passes): Likewise.
12036 (do_per_function): Likewise.
12037 (ipa_write_summaries): Likewise.
12038 * varpool.c (dump_varpool): Likewise.
12039 (varpool_node_for_asm): Likewise.
12040 (varpool_assemble_pending_decls): Likewise.
12042 2012-04-16 Richard Guenther <rguenther@suse.de>
12044 PR tree-optimization/52975
12045 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
12046 condition but always mark it with TRUTH_NOT_EXPR.
12048 2012-04-16 Richard Guenther <rguenther@suse.de>
12050 PR tree-optimization/52975
12051 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
12052 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
12053 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
12054 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
12056 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
12058 * config/i386/sse.md (ssse3_plusminus): New code iterator.
12059 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
12060 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
12061 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
12062 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
12063 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
12064 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
12066 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
12067 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
12068 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
12069 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
12070 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
12071 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
12073 (xop_plus): New code iterator.
12074 (macs): New code attribute.
12076 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
12077 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
12079 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
12080 xop_plus code iterator.
12081 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
12082 xop_plus code iterator.
12083 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
12084 xop_plus code iterator.
12085 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
12086 xop_plus code iterator.
12088 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
12089 any_extend code iterator.
12090 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
12091 any_extend code iterator.
12092 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
12093 any_extend code iterator.
12094 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
12095 any_extend code iterator.
12096 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
12097 any_extend code iterator.
12098 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
12099 any_extend code iterator.
12101 2012-04-14 Tom de Vries <tom@codesourcery.com>
12103 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
12104 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
12105 DELETED_LABEL note, and move it to ...
12106 * cfgrtl.c (delete_insn): ... here. Change return type to void.
12107 (delete_insn_and_edges): Likewise.
12108 (delete_insn_chain): Handle new return type of delete_insn. Delete
12109 chain backwards rather than forwards.
12110 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
12112 * cfglayout.c (fixup_reorder_chain): Delete unused label.
12114 2012-04-14 Jan Hubicka <jh@suse.cz>
12116 * cgraph.h: Update copyrights;
12117 (symtab_node): Turn to union typedef.
12118 (symtab_node_base): New structure.
12119 (symtab_type): Add SYMTAB_SYMBOL tag.
12120 (cgraph_node): Annotate some pinters with nested_ptr.
12121 (varpool_node): Likewise.
12122 (cgraph_local_info): Remove lto_file_data
12123 and externally_visible.
12124 (cgraph_node): Remove decl; same_comdat_group list;
12125 aux; ref_list; order; address_taken; reachable_from_other_parittion,
12126 in_other_partition; resolution.
12127 (varpool_node): Remove decl; same_comdat_group;
12128 ref_list; lto_file_data; aux; order; resolution; externally_visible;
12129 used_from_other_partition; in_other_partition.
12130 (symtab_node_def): New union.
12131 (cgraph, varpool): Update.
12132 (varpool_first_static_initializer, varpool_next_static_initializer,
12133 cgraph_only_called_directly_or_aliased_p,
12134 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
12135 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
12136 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
12138 * cgraph.c: Likewise.
12139 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
12140 * cgraphbuild.c: Likewise.
12141 * lto-symtab.c: Likewise.
12142 * c-gimplify.c: Likewise.
12143 * value-prof.c: Likewise.
12144 * tree.c: Likewise.
12145 * ipa-cp.c: Likewise.
12146 * tree-emutls.c: Likewise.
12147 * ipa-inline-transform.c: Likwise.
12148 * ipa-reference.c: Likewise.
12149 * cgraphunit.c: Likewise.
12150 * ipa-ref.c: Likewise.
12151 * lto-cgraph.c: Likewise.
12152 * ipa-ref-inline.h: Likewise.
12153 * ipa-pure-const.c: Likewise.
12154 * lto-streamer-out.c: Likewise.
12155 * ipa-utils.c: Likewise.
12156 * ipa-inline.c: Likewise.
12157 * matrix-reorg.c: Likewise.
12158 * tree-eh.c: Likewise.
12159 * tree-vectorizer.c: Likewise.
12160 * ipa-split.c: Likewise.
12162 * trans-mem.c: Likewise.
12163 * ipa-inline-analysis.c: Likewise.
12164 * gimplify.c: Likewise.
12165 * cfgexpand.c: Likewise.
12166 * tree-sra.c: Likewise.
12167 * ipa-prop.c: Likewise.
12168 * varasm.c: Likewise.
12169 * tree-nested.c: Likewise.
12170 * tree-inline.c: Likewise.
12171 * tree-profile.c: Likewise.
12172 * tree-ssa-structalias.c: Likewise.
12173 * passes.c: Likewise.
12174 * varpool.c: Likewise.
12176 2012-04-14 Tom de Vries <tom@codesourcery.com>
12178 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
12179 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
12180 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
12182 (gsi_advance_fw_nondebug_nonlocal): New function.
12183 (local_def): Removed function.
12184 (same_succ_hash): Use stmt_local_def.
12185 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
12186 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
12188 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
12190 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
12191 and __ILP32__ for x32.
12193 2012-04-13 Martin Jambor <mjambor@suse.cz>
12195 PR middle-end/52939
12196 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
12197 fold_ctor_reference returns a zero constant.
12199 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
12201 * config.gcc: Add i386/gnu-user-common.h before all
12202 i386/gnu-user.h and i386/gnu-user64.h usages.
12204 * config/i386/gnu-user-common.h: New.
12206 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
12207 (CC1_SPEC): Likewise.
12208 (ENDFILE_SPEC): Likewise.
12209 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
12210 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
12211 (TARGET_OS_CPP_BUILTINS): Likewise.
12212 (LIBGCC2_HAS_TF_MODE): Likewise.
12213 (LIBGCC2_TF_CEXT): Likewise.
12214 (TF_SIZE): Likewise.
12215 (TARGET_ASM_FILE_END): Likewise.
12216 (STACK_CHECK_MOVING_SP): Likewise.
12217 (STACK_CHECK_STATIC_BUILTIN): Likewise.
12218 * config/i386/gnu-user64.h: Likewise.
12220 2012-04-13 Martin Jambor <mjambor@suse.cz>
12222 * expr.c (expand_expr_real_1): Pass type, not the expression, to
12223 set_mem_attributes for a memory temporary. Do not call the function
12224 for the memory temporary created for a bitfield.
12226 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
12229 * df.h (enum debug_temp_where): New.
12230 (dead_debug_init, dead_debug_finish) Declare.
12231 (dead_debug_add, dead_debug_insert_temp): Declare.
12232 (struct dead_debug_use, struct dead_debug): Moved from...
12233 * df-problems.c: ... here.
12234 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
12236 (df_create_unused_note): Likewise.
12237 (df_set_dead_notes_for_mw): Move comment where it belongs.
12238 (dead_debug_init): Export.
12239 (dead_debug_reset_uses): New, factored out of...
12240 (dead_debug_finish): ...this. Export.
12241 (dead_debug_reset): Remove.
12242 (dead_debug_add): Export.
12243 (dead_debug_insert_before): Rename to...
12244 (dead_debug_insert_temp): ... this. Add where argument. Export.
12245 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
12246 Return insertion count.
12247 (df_note_bb_compute): Adjust.
12248 * dce.c (word_dce_process_block): Adjust dead debug uses.
12249 (dce_process_block): Likewise.
12251 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
12253 * df-problems.c (df_note_bb_compute): Do not take note of
12254 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
12256 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
12259 * var-tracking.c (expand_depth): New type.
12260 (onepart_aux, expand_loc_callback_data): Change depth type to it.
12261 (loc_exp_dep_alloc): Adjust initializer.
12262 (update_depth): Use new type. Add entryvals.
12263 (vt_expand_var_loc_chain): Take note of expansions with
12264 ENTRY_VALUEs, but don't accept them right away. Run an optional
12265 second pass accepting the minimum ENTRY_VALUE count found in the
12267 (vt_expand_loc_callback, INIT_ELCD): Adjust.
12269 2012-04-13 Tom de Vries <tom@codesourcery.com>
12271 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
12272 parameters vuse and vuse_escaped.
12273 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
12274 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
12277 2012-04-13 Richard Guenther <rguenther@suse.de>
12279 PR tree-optimization/52969
12280 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
12281 the condition for the COND_EXPR and handle predicate negation
12282 by swapping the COND_EXPR arms.
12284 2012-04-13 Nick Clifton <nickc@redhat.com>
12286 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
12287 TODO_dump_func flag.
12289 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
12291 PR rtl-optimization/52203
12292 PR rtl-optimization/52715
12294 Revert the 2012-03-07 fix for PR 52203.
12295 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
12296 the insn does not modify DFA right before issuing, adjust
12297 issue_rate accordingly.
12299 2012-04-13 Richard Guenther <rguenther@suse.de>
12302 * c-typeck.c (pointer_diff): Remove bogus assert.
12304 2012-04-13 Richard Guenther <rguenther@suse.de>
12307 * convert.c (convert_to_pointer): Remove special-casing of zero.
12309 2012-04-13 Joey Ye <joey.ye@arm.com>
12311 * config/arm/constraints.md (Pe): New constraint.
12312 * config/arm/arm.md: New split for imm 256-510.
12314 2012-04-13 Terry Guo <terry.guo@arm.com>
12316 * config/arm/arm-cores.def: Added core cortex-m0plus.
12317 * config/arm/arm-tune.md: Regenerated.
12318 * config/arm/arm-tables.opt: Regenerated.
12319 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
12321 2012-04-13 Alan Modra <amodra@gmail.com>
12324 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
12325 tie regs on destination of sets. Delete forward declaration.
12326 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
12327 (rs6000_emit_prologue): Likewise.
12328 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
12330 (is_mem_ref): Use tie_operand to recognise stack ties.
12331 * config/rs6000/predicates.md (tie_operand): New.
12332 * config/rs6000/rs6000.md (restore_stack_block): Generate new
12334 (restore_stack_nonlocal): Likewise.
12335 (stack_tie): Update.
12336 (frame_tie): Delete.
12338 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12340 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
12341 HOST_WIDE_INT_PRINT_DEC in format strings.
12343 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
12346 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
12347 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
12348 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
12349 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
12350 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
12351 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
12352 avx2_permvarv8si using VI4F_256 mode iterator.
12353 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
12354 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
12355 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
12356 gen_avx2_permvarv8sf.
12357 (expand_vec_perm_pshufb): Ditto.
12359 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12362 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
12363 the list of options to enable the FCFID instruction.
12364 (TARGET_EXTRA_BUILTINS): Adjust comment.
12366 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12368 PR tree-optimization/18589
12369 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
12370 (operand_entry): Add count field.
12371 (add_repeat_to_ops_vec): New function.
12372 (completely_remove_stmt): Likewise.
12373 (remove_def_if_absorbed_call): Likewise.
12374 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
12375 (acceptable_pow_call): New function.
12376 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
12377 entries with repeat counts when found.
12378 (repeat_factor_d): New struct and associated typedefs.
12379 (repeat_factor_vec): New static vector variable.
12380 (compare_repeat_factors): New function.
12381 (get_reassoc_pow_ssa_name): Likewise.
12382 (attempt_builtin_powi): Likewise.
12383 (reassociate_bb): Call attempt_builtin_powi.
12384 (fini_reassoc): Two new calls to statistics_counter_event.
12386 2012-04-12 Richard Guenther <rguenther@suse.de>
12388 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
12389 * cgraph.h (tree_rest_of_compilation): Remove.
12390 * cgraph.c (cgraph_add_new_function): Move ...
12391 * cgraphunit.c (cgraph_add_new_function): ... here.
12392 (tree_rest_of_compilation): Make static.
12393 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
12394 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
12395 gate_all_early_local_passes, execute_all_early_local_passes,
12396 pass_early_local_passes, gate_all_early_optimizations,
12397 pass_all_early_optimizations): Move ...
12398 * passes.c (gate_all_optimizations, pass_all_optimizations,
12399 gate_all_early_local_passes, execute_all_early_local_passes,
12400 pass_early_local_passes, gate_all_early_optimizations,
12401 pass_all_early_optimizations): ... here.
12402 * tree-optimize.c (execute_free_datastructures): Remove.
12403 * tree-flow.h (execute_free_datastructures): Remove.
12404 * tree-optimize.c (execute_init_datastructures,
12405 pass_init_datastructures): Move ...
12406 * tree-ssa.c (execute_init_datastructures,
12407 pass_init_datastructures): ... here.
12408 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
12409 execute_free_datastructures.
12411 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
12413 * dbgcnt.def (ira_move): New counter.
12414 * ira-int.h (ira_create_new_reg): Declare function.
12415 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
12416 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
12417 no longer static. All callers changed.
12418 * ira.c: Include "dbgcnt.h".
12419 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
12420 move_unallocated_pseudos): New static functions.
12421 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
12422 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
12423 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
12424 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
12425 to the pseudos generated in find_moveable_pseudos.
12426 * Makefile.in (ira.o): Add $(DBGCNT_H).
12428 2012-04-12 Richard Guenther <rguenther@suse.de>
12430 PR tree-optimization/52943
12431 * tree-chrec.h (chrec_is_positive): Remove.
12432 * tree-scalar-evolution.c (chrec_is_positive): Move ...
12433 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
12434 Return false for a constant zero instead of negative.
12435 (analyze_siv_subscript_cst_affine): Handle zero difference
12436 in the initial condition explicitely.
12438 2012-04-12 Richard Guenther <rguenther@suse.de>
12440 * tree-parloops.c (parallelize_loops): Also consult the upper
12441 bound for the number of iterations.
12442 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12443 (loop_prefetch_arrays): Likewise.
12445 2012-04-12 Richard Guenther <rguenther@suse.de>
12447 * cfgloop.h (estimated_loop_iterations_int): Ditch
12448 'conservative' parameter.
12449 (max_stmt_executions_int): Likewise.
12450 (estimated_loop_iterations): Likewise.
12451 (max_stmt_executions): Likewise.
12452 (max_loop_iterations): Declare.
12453 (max_loop_iterations_int): Likewise.
12454 (estimated_stmt_executions): Likewise.
12455 (estimated_stmt_executions_int): Likewise.
12456 * tree-ssa-loop-niter.c (estimated_loop_iterations):
12458 (max_loop_iterations): ... this.
12459 (estimated_loop_iterations_int): Split parts to ...
12460 (max_loop_iterations_int): ... this.
12461 (max_stmt_executions_int): Split parts to ...
12462 (estimated_stmt_executions_int): ... this.
12463 (max_stmt_executions): Split parts to ...
12464 (estimated_stmt_executions): ... this.
12465 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
12466 * predict.c (predict_loops): Likewise.
12467 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
12468 (analyze_siv_subscript_cst_affine): Likewise.
12469 (compute_overlap_steps_for_affine_1_2): Likewise.
12470 (analyze_subscript_affine_affine): Likewise.
12471 (init_omega_for_ddr_1): Likewise.
12472 * tree-parloops.c (parallelize_loops): Likewise.
12473 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
12474 (may_eliminate_iv): Likewise.
12475 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12476 (loop_prefetch_arrays): Likewise.
12477 * tree-vrp.c (adjust_range_with_scev): Likewise.
12479 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
12481 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
12482 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
12484 (dump_table): Use bool type for need_align and have_df variables.
12485 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
12486 (regs_used): Remove register modifier.
12487 (barrier_align): Move variables slot, credit, jump_to_next
12488 into if block above for loop. Use bool type for jump_to_next.
12489 (sh_function_arg): Use NULL_RTX instead of 0.
12491 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
12493 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
12494 (bswapsi2): New expander.
12496 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
12498 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
12499 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
12501 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
12503 PR rtl-optimization/52876
12504 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
12505 Don't call mark_reg_pointer for incompatible pointer sign extension.
12507 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
12510 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
12512 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
12513 comparisons against TYPE_PRECISION.
12514 * tree-ssa-forwprop.c (combine_conversions): Likewise.
12516 2012-04-11 Xinliang David Li <davidxl@google.com>
12518 * tree-passes.h: Remove TODO_dump_func.
12519 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
12520 * trans-mem.c: Remove TODO_dump_func.
12521 * ira.c: Remove TODO_dump_func.
12523 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
12525 * config/i386/i386.c (ix86_option_override_internal): Check
12526 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
12527 after TARGET_64BIT is updated.
12529 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
12531 * config/sh/sh.h: Remove old secondary reload code.
12533 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
12535 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
12536 (ready_reorder): ... this function.
12538 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
12540 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
12543 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
12544 insns so that no other insn is queued for a time before them.
12546 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
12549 2012-04-11 Richard Guenther <rguenther@suse.de>
12551 PR middle-end/52621
12552 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
12553 consider loop nesting.
12554 (evolution_function_is_univariate_p): Properly check the remainder
12557 2012-04-11 Richard Guenther <rguenther@suse.de>
12559 PR middle-end/52918
12560 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
12562 2012-04-11 Nick Clifton <nickc@redhat.com>
12564 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
12565 information, if requested.
12567 * config/rx/rx.c (rx_expand_prologue): Likewise.
12569 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
12570 Michael Matz <matz@suse.de>
12573 * rtlanal.c (unsigned_reg_p): New function.
12574 Update copyright notice dates.
12575 * rtl.h (unsigned_reg_p): Prototype it.
12576 Update copyright notice dates.
12577 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
12579 * expr.c (expand_expr_real_1): Set register attributes.
12580 * stmt.c (expand_case): Likewise.
12582 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
12585 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
12586 consider_sh2a and allow_zero.
12587 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
12588 (disp_addr_displacement): New function.
12589 (sh_address_cost): Use disp_addr_displacement function instead
12590 of DISP_ADDR_OFFSET.
12591 (sh_legitimate_address_p): Adapt to changed
12592 sh_legitimate_index_p declaration.
12593 (sh_find_mov_disp_adjust): Remove HImode check.
12594 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
12595 disp_addr_displacement and max_mov_insn_displacement.
12596 (max_mov_insn_displacement): Remove HImode check.
12597 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
12598 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
12599 * config/sh/constraints.md (K05, K13): New constraints.
12600 (K12): Correct comment.
12601 (Sdd): Do not use DISP_ADDR_P macro.
12602 (Snd, Sbw): Use satisfies_constraint_Sdd.
12603 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
12604 (*extendhisi2_compact, movhi_i): Remove.
12605 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
12606 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
12607 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
12608 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
12609 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
12610 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
12611 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
12613 Add new peepholes for HImode displacement addressing.
12615 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
12617 * config/sh/sh.h (SIDI_OFF): Remove.
12618 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
12619 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
12620 or operand_subword.
12622 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
12625 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
12626 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
12627 * doc/md.texi (Standard Names): Add bswap.
12628 * builtin-types.def (BT_UINT16): New primitive type.
12629 (BT_FN_UINT16_UINT16): New function type.
12630 * builtins.def (BUILT_IN_BSWAP16): New.
12631 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
12632 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
12633 expand_builtin_bswap.
12634 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
12635 (fold_builtin_1): Likewise.
12636 (is_inexpensive_builtin): Likewise.
12637 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
12638 missing bits for bswap to libcall code.
12639 * tree.c (build_common_tree_nodes): Build uint16_type_node.
12640 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
12641 (uint16_type_node): New define.
12642 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
12643 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
12645 (rs6000_init_builtins): Likewise.
12646 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
12648 2012-04-11 Tristan Gingold <gingold@adacore.com>
12650 * doc/extend.texi (Type Attributes): Move paragraph.
12652 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
12655 * diagnostic.h (show_caret): Declare.
12656 (caret_max_width): Declare.
12657 (diagnostic_show_locus): Declare.
12658 * diagnostic.c (diagnostic_initialize): Initialize to false.
12659 (diagnostic_show_locus): New.
12660 (diagnostic_report_diagnostic): Call it.
12661 (getenv_columns): New.
12662 (adjust_line): New.
12663 (diagnostic_set_caret_max_width): New.
12664 * input.c (read_line): New.
12665 (location_get_source_line): New.
12666 * input.h (location_get_source_line): Declare.
12667 * toplev.c (general_init): Initialize show_caret from options.
12668 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
12669 * opts.c (common_handle_option): Likewise.
12670 * pretty-print.h (pp_get_prefix): New.
12671 (pp_base_get_prefix): New.
12672 * common.opt (fdiagnostics-show-caret): New option.
12673 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
12675 2012-04-11 Richard Guenther <rguenther@suse.de>
12677 PR rtl-optimization/52881
12678 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
12680 2012-04-11 Richard Guenther <rguenther@suse.de>
12682 PR tree-optimization/52912
12683 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
12684 manipulation code we are threading through a loop header
12685 to an exit destination.
12687 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
12689 * tree.h (warn_if_unused_value): Move declaration from here.
12690 * stmt.c (warn_if_unused_value): Move definition from here.
12692 2012-04-10 Michael Matz <matz@suse.de>
12694 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
12696 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
12697 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
12698 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
12699 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
12700 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
12701 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
12702 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
12703 (vect_record_strided_load_vectors): Rename to
12704 vect_record_grouped_load_vectors.
12705 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
12706 Rename use of above macros.
12707 (vect_verify_datarefs_alignment): Ditto.
12708 (vector_alignment_reachable_p): Ditto.
12709 (vect_peeling_hash_get_lowest_cost): Ditto.
12710 (vect_enhance_data_refs_alignment): Ditto.
12711 (vect_analyze_group_access): Ditto and rename stride to groupsize.
12712 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
12713 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
12714 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
12715 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
12716 (vect_record_strided_load_vectors): Rename to
12717 vect_record_grouped_load_vectors.
12718 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
12719 (destroy_loop_vec_info): Ditto.
12720 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
12721 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
12722 (vect_analyze_slp): Ditto.
12723 (new_bb_vec_info): Ditto.
12724 (destroy_bb_vec_info): Ditto.
12725 (vect_schedule_slp_instance): Ditto and rename strided_store to
12727 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
12728 vect_cost_group_size.
12729 (vect_model_store_cost): Rename use of above macros and call
12730 to vect_cost_strided_group_size.
12731 (vect_model_load_cost): Ditto.
12732 (vectorizable_store): Ditto, rename strided_store to grouped_store
12733 and calls to renamed tree-vectorizer.h functions.
12734 (vectorizable_load): Ditto.
12735 (vect_transform_stmt): Rename use of above macros and strided_store
12738 2012-04-10 Jan Hubicka <jh@suse.cz>
12740 * cgraph.h: Remove misledaing comment on ipa-ref.h.
12741 (symtab_type): New enum.
12742 (symtab_node): New structure.
12743 (cgraph_node, varpool_node): Add symbol base type.
12744 (cgraph, varpool): New accestor functions.
12745 * cgraph.c (cgraph_create_node_1): Set symbol type.
12746 * varpool.c (varpool_node): Set symbol type.
12748 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
12749 Richard Sandiford <rdsandiford@googlemail.com>
12751 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
12753 2012-04-10 Richard Guenther <rguenther@suse.de>
12755 PR middle-end/52888
12756 * gimple-low.c (gimple_check_call_args): Properly account for
12757 compatible aggregate types.
12759 2012-04-10 Richard Guenther <rguenther@suse.de>
12761 * toplev.h (tree_rest_of_compilation): Remove.
12762 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12763 * cgraph.h (tree_rest_of_compilation): Declare.
12764 * tree-optimize.c (tree_rest_of_compilation): Move ...
12765 * cgraphunit.c (tree_rest_of_compilation): ... here.
12766 * cgraph.c (cgraph_add_new_function): Adjust.
12767 * Makefile.in (tree-optimize.o): Adjust.
12768 (cgraphunit.o): Likewise.
12770 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
12772 PR tree-optimization/52870
12773 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
12774 presumed pattern statement is within the same loop or basic block.
12776 2012-04-10 Tristan Gingold <gingold@adacore.com>
12778 * gengtype.c (main): Make uintptr_t a known type.
12780 2012-04-10 Richard Guenther <rguenther@suse.de>
12782 * tree-pass.h (tree_lowering_passes): Remove.
12783 * tree-optimize.c (tree_lowering_passes): Remove.
12784 * cgraph.c (cgraph_add_new_function): Inline relevant parts
12785 of tree_lowering_passes, avoid redundant call of early local passes.
12786 * cgraphunit.c (cgraph_lower_function): Fold into ...
12787 (cgraph_analyze_function): ... its single caller. Inline
12788 relevant parts of tree_lowering_passes.
12790 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
12793 * config/pa/pa.opt: Remove SIO and GNU_LD.
12795 2012-04-09 Jan Hubicka <jh@suse.cz>
12800 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
12801 boundary, add its target too.
12802 * lto.c (add_references_to_partition): Add also aliased nodes.
12803 (add_cgraph_node_to_partition,
12804 add_varpool_node_to_partition): Work on nodes, not functions/variables;
12805 when adding alias, add also the aliased object.
12807 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
12810 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
12811 VOIDmode immediate operands.
12812 * config/i386/constraints.md (Wz): New constraint.
12813 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
12815 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
12818 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
12819 the DECL generated for the special GOT helper.
12821 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
12823 * config/sh/constraints.md: Update list of constraints in
12825 (Sr0): Remove unused memory constraint.
12827 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
12829 * tree-pretty-print.h: Update comment.
12831 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
12833 * config/sh/sh.md: Use braced string notation where applicable.
12834 (*prefetch_i4, prefetch_m2a): Merge into ...
12835 (*prefetch): ... this new insn.
12837 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
12839 * config/sh/sh.h (high_life_started): Remove
12840 * config/sh/predicates.md (general_movdst_operand): Use
12841 'reload_in_progress' instead of 'high_life_started'.
12842 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
12843 divsi_inv_fp): Likewise.
12845 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
12847 * config/sh/sh-protos.h (prepare_move_operands): Return void
12849 * config/sh/sh.c (prepare_move_operands): Likewise.
12850 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
12852 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
12854 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
12855 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
12856 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
12857 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
12858 commutative_float_operator, noncommutative_float_operator,
12859 sh_handle_pragma): Remove.
12861 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
12863 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
12864 Use @option markup on command-line options. Use @samp markup on
12865 literal keywords to options. Use @code markup on code fragments.
12866 Use other markup in preference to quotation marks in the text.
12867 Add markup to some passages without any.
12869 2012-04-06 Mike Stump <mikestump@comcast.net>
12871 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
12873 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
12875 * config/sh/sh.c (hi_const): Remove.
12876 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
12879 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
12881 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
12883 * config/sh/sh.c (sh_expand_t_scc): Likewise.
12884 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
12885 calling sh_expand_t_scc.
12887 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
12889 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
12890 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
12891 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
12892 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
12893 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
12894 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
12895 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
12896 sh2a_is_function_vector_call): Use bool as return type.
12897 (sh_pass_in_reg_p): Remove.
12898 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
12899 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
12900 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
12901 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
12902 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
12903 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
12904 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
12905 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
12906 sh_loads_bankedreg_p): Use bool as return type.
12907 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
12908 'register' modifier.
12910 2012-04-06 Matt Turner <mattst88@gmail.com>
12912 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
12914 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
12916 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
12917 of the destination isn't also a FP_REGS register.
12919 2012-04-05 Teresa Johnson <tejohnson@google.com>
12920 H.J. Lu <hongjiu.lu@intel.com>
12922 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
12923 * config/i386/i386.md (move immediate to memory peephole2):
12924 Add cases for HImode move when LCP stall avoidance is needed.
12925 * config/i386/i386.c (initial_ix86_tune_features): Initialize
12926 X86_TUNE_LCP_STALL entry.
12928 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
12931 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
12932 CONST_INT operands, zero-extended with AND.
12934 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
12937 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
12938 first argument instead of mode size. Move displacement calculations
12940 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
12941 ... these new functions.
12942 (disp_adjust): Remove max_mov_disp field.
12943 (sh_legitimate_index_p): Use max_mov_insn_displacement and
12944 mov_insn_alignment_mask.
12945 (sh_address_cost): Use max_mov_insn_displacement.
12947 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
12949 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
12950 (arch_enabled): Handle new arch types.
12951 (one_cmpldi2): Add NEON support.
12953 2012-04-05 Richard Guenther <rguenther@suse.de>
12955 * gimple.c (walk_gimple_op): Compute val_only for the LHS
12956 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
12957 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
12958 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
12959 ... here and make static.
12960 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
12963 2012-04-05 Richard Guenther <rguenther@suse.de>
12965 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
12966 basic-block before removing it.
12968 2012-04-05 Richard Guenther <rguenther@suse.de>
12970 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
12971 version namespace as we release the freelist.
12973 2012-04-05 Richard Guenther <rguenther@suse.de>
12975 * tree-nrv.c (tree_nrv): Release VDEFs.
12976 * tree-sra.c (sra_modify_constructor_assign): Likewise.
12977 (sra_modify_assign): Likewise.
12978 * tree-vect-stmts.c (vect_remove_stores): Likewise.
12979 * tree-vect-loop.c (vect_transform_loop): Likewise.
12980 * tree-ssa-dom.c (optimize_stmt): Likewise.
12981 * tree-vect-slp.c (vect_schedule_slp): Likewise.
12982 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
12984 2012-04-05 Richard Guenther <rguenther@suse.de>
12986 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
12988 * gimple.h (gsi_remove): Adjust.
12989 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
12990 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
12991 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
12992 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
12993 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
12994 * tree-ssa-pre.c (eliminate): Likewise.
12996 2012-04-04 Mike Stump <mikestump@comcast.net>
12998 * doc/rtl.texi (const_double): Document as sign-extending.
12999 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
13000 * emit-rtl.c (immed_double_int_const): Refine to state the
13002 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
13003 CONST_DOUBLE integers.
13004 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
13005 negative values are converted. Fix conversions bigger than
13006 HOST_BITS_PER_WIDE_INT.
13007 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
13008 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
13009 * explow.c (plus_constant_mode): Add.
13010 (plus_constant): Implement with plus_constant_mode.
13011 * rtl.h (plus_constant_mode): Add.
13013 2012-04-04 Richard Guenther <rguenther@suse.de>
13015 PR tree-optimization/52808
13016 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
13017 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
13019 2012-04-04 Tristan Gingold <gingold@adacore.com>
13021 * expr.c (expand_expr_real_2): Handle larger sizetype in
13024 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
13026 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
13027 to m2a-single instead of m2e.
13029 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
13031 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
13032 Change type of BITOFFSET to signed. Make sure the lower bound of
13033 the computed range is non-negative by adjusting OFFSET and BITPOS.
13034 (expand_assignment): Adjust call to get_bit_range.
13036 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
13038 * h8300/h8300.c (h8300_current_function_monitor_function_p):
13039 New function. Added to check monitor functions.
13040 (h8300_option_override): Modified to generate error/warning
13041 messages for invalid combinations of different command line
13043 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
13044 save EXR on stack for monitor function in case of H8S target
13045 when "-mno-exr" is passed.
13046 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
13048 * doc/invoke.texi: Document H8S options.
13050 2012-04-03 Tristan Gingold <gingold@adacore.com>
13052 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
13053 of gcc_AC_FUNC_MMAP_BLACKLIST.
13054 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
13055 * Makefile.in (aclocal_deps): Add mmap.m4.
13056 * configure: Regenerate.
13057 * aclocal.m4: Regenerate.
13059 2012-04-03 Richard Guenther <rguenther@suse.de>
13061 PR tree-optimization/52808
13062 * tracer.c (tail_duplicate): Return whether we have duplicated
13064 (tracer): If we have duplicated any block, cleanup the CFG.
13065 * cfghooks.c (duplicate_block): If we duplicated a loop
13066 header but not its loop, destroy the loop because it now has
13068 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
13069 the cfg manipulation routines we are not creating a multiple
13072 2012-04-03 Tristan Gingold <gingold@adacore.com>
13074 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
13076 (vms_c_common_override_options): Allow parameterless variadic
13079 2012-04-03 Jakub Jelinek <jakub@redhat.com>
13081 PR tree-optimization/52835
13082 * tree-data-ref.c (build_rdg): Return NULL if
13083 compute_data_dependences_for_loop failed.
13085 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
13087 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
13088 for REAL_CST as well.
13089 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
13090 In the bitfield case, if the value is a REAL_CST, convert it first to
13093 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
13095 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
13096 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
13097 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
13099 * config/i386/biarchx32.h: New.
13101 2012-04-02 Anatoly Sokolov <aesok@post.ru>
13103 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
13104 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
13105 (arm_preferred_reload_class): New function.
13107 2012-04-02 Richard Guenther <rguenther@suse.de>
13109 PR tree-optimization/52756
13110 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
13111 (thread_through_loop_header): After threading through the loop latch
13112 remove the split part from the loop and clear further threading
13113 opportunities that would create a multiple entry loop.
13115 2012-04-02 Richard Guenther <rguenther@suse.de>
13117 PR rtl-optimization/52800
13118 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
13119 CLEANUP_CFG_CHANGED.
13121 2012-04-02 Richard Guenther <rguenther@suse.de>
13123 PR middle-end/52803
13124 * loop-init.c (gate_handle_loop2): Destroy loops here if
13125 we don't enter RTL loop optimizers.
13127 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
13130 2012-03-29 Richard Guenther <rguenther@suse.de>
13132 * rtl.h (extended_count): Remove.
13133 * combine.c (extended_count): Remove.
13135 2012-04-02 Dodji Seketeli <dodji@redhat.com>
13138 * pt.c (more_specialized_fn): Don't apply decay conversion to
13139 types of function parameters.
13141 2012-04-02 Tristan Gingold <gingold@adacore.com>
13143 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
13144 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
13145 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
13146 (ggc_pch_this_base): Use uintptr_t instead of size_t.
13148 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
13151 * config/i386/i386.c (ix86_option_override_internal): Don't
13152 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
13154 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
13156 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
13157 (stmt_can_make_abnormal_goto): Use it.
13158 (is_ctrl_altering_stmt): Likewise.
13160 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
13161 Kaz Kojima <kkojima@gcc.gnu.org>
13163 * config/sh/sh.c (push_regs): Skip banked registers when
13164 resbank attribute is specified.
13165 (sh_expand_epilogue): Likewise.
13167 2012-03-30 Richard Henderson <rth@redhat.com>
13170 * combine-stack-adj.c (prev_active_insn_bb): New.
13171 (next_active_insn_bb): New.
13172 (force_move_args_size_note): New.
13173 (combine_stack_adjustments_for_block): Use it.
13175 2012-03-30 Richard Henderson <rth@redhat.com>
13177 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
13178 (ix86_expand_vector_init_duplicate): Initialize it.
13179 (expand_vec_perm_palignr): Likewise.
13180 (ix86_expand_vec_perm_const): Likewise.
13181 (ix86_vectorize_vec_perm_const_ok): Likewise.
13182 (expand_vec_perm_blend): Use it.
13183 (expand_vec_perm_vpermil): Likewise.
13184 (expand_vec_perm_pshufb): Likewise.
13185 (expand_vec_perm_1): Likewise.
13186 (expand_vec_perm_pshuflw_pshufhw): Likewise.
13187 (expand_vec_perm_interleave2): Likewise.
13188 (expand_vec_perm_vpermq_perm_1): Likewise.
13189 (expand_vec_perm_vperm2f128): Likewise.
13190 (expand_vec_perm_interleave3): Likewise.
13191 (expand_vec_perm_vperm2f128_vblend): Likewise.
13192 (expand_vec_perm_vpshufb2_vpermq): Likewise.
13193 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
13194 (expand_vec_perm_broadcast): Likewise.
13195 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
13197 2012-03-30 Richard Henderson <rth@redhat.com>
13199 * dwarf2out.c (gen_variable_die): Initialize off.
13201 2012-03-30 Tristan Gingold <gingold@adacore.com>
13203 * config/vms/vms-f.c: New file.
13204 * config/vms/t-vms (vms-f.o): New rule.
13205 * config.gcc (*-*-*vms*): Define fortran_target_objs.
13207 2012-03-30 Richard Guenther <rguenther@suse.de>
13209 PR tree-optimization/52754
13210 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
13211 propagate arbitrary addresses into really plain dereferences.
13213 2012-03-30 Richard Guenther <rguenther@suse.de>
13215 PR middle-end/52772
13216 * except.c (emit_to_new_bb_before): Move loop updating ...
13217 (dw2_build_landing_pads): ... here. Use a proper block for
13218 querying the loop father.
13220 2012-03-30 Tristan Gingold <gingold@adacore.com>
13222 * config/ia64/ia64.c (ia64_section_type_flags): Remove
13223 common_object attribute handling.
13224 (SECTION_VMS_OVERLAY): Remove
13225 (ia64_vms_common_object_attribute): Replace abort with an assert.
13226 Do not set DECL_SECTION_NAME.
13227 (ia64_vms_output_aligned_decl_common): Handle common_object
13229 (ia64_vms_elf_asm_named_section): Remove.
13230 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
13232 2012-03-30 Richard Guenther <rguenther@suse.de>
13234 PR middle-end/52786
13235 * double-int.c (rshift_double): Remove not needed cast.
13237 2012-03-30 Richard Guenther <rguenther@suse.de>
13239 * tree-affine.h (print_aff): Remove.
13240 * tree-affine.c (print_aff): Make static.
13241 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
13242 (get_references_in_stmt): Likewise.
13243 (print_direction_vector): Likewise.
13244 (print_dir_vectors): Likewise.
13245 (print_dist_vectors): Likewise.
13246 (dump_subscript): Likewise.
13247 (dump_ddrs): Likewise.
13248 (dump_dist_dir_vectors): Likewise.
13249 (dump_data_references): Likewise.
13250 (dump_data_dependence_relation): Likewise.
13251 (dump_data_dependence_direction): Likewise.
13252 (dump_rdg_vertex): Likewise.
13253 (dump_rdg_component): Likewise.
13254 (debug_ddrs): Declare.
13255 (struct data_ref_loc_d): Move ...
13256 * tree-data-ref.c (struct data_ref_loc_d): ... here.
13257 (get_references_in_stmt): Make static.
13258 (dump_data_references): Likewise.
13259 (dump_subscript): Likewise.
13260 (print_direction_vector): Likewise.
13261 (print_dir_vectors): Likewise.
13262 (print_dist_vectors): Likewise.
13263 (dump_data_dependence_relation): Likewise.
13264 (dump_dist_dir_vectors): Likewise.
13265 (dump_ddrs): Likewise.
13266 (dump_rdg_vertex): Likewise.
13267 (dump_rdg_component): Likewise.
13268 (debug_ddrs): New function.
13269 (access_matrix_get_index_for_parameter): Remove.
13271 2012-03-30 Tristan Gingold <gingold@adacore.com>
13273 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
13274 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
13275 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
13276 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
13277 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
13278 (vms_patch_builtins): Handle new flags
13279 * config/vms/vms-crtlmap.map: Completed using nm on
13280 c and math system libraries.
13281 * config/vms/make-crtlmap.awk: Handle any number of flags.
13283 2012-03-30 Martin Jambor <mjambor@suse.cz>
13285 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
13286 is a builtin_stack_save in a dominating BB.
13288 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
13290 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
13291 crossing 128bit lane boundary.
13293 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
13295 * ira-color.c (setup_left_conflict_sizes_p): Process all
13296 conflicting objects.
13298 2012-03-29 Jakub Jelinek <jakub@redhat.com>
13300 PR tree-optimization/52760
13301 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
13302 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
13304 2012-03-29 Richard Guenther <rguenther@suse.de>
13306 * cgraph.h (cgraph_materialize_all_clones): Remove.
13307 (reset_inline_failed): Likewise.
13308 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
13309 * cgraphbuild.c (reset_inline_failed): Remove.
13310 * rtl.h (cse_main): Remove.
13311 (extended_count): Likewise.
13312 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
13313 (cse_main): Make static.
13314 * combine.c (extended_count): Remove.
13315 (dump_combine_stats): Mark as DEBUG_FUNCTION.
13316 * basic-block.h (reorder_basic_blocks): Remove.
13317 * bb-reorder.c (reorder_basic_blocks): Make static.
13318 * Makefile.in (dse.o): Remove dse.h dependency.
13320 * dse.c (gate_dse): Remove.
13321 (clear_alias_mode_eq): Likewise.
13322 (clear_alias_mode_hash): Likewise.
13323 (dse_record_singleton_alias_set): Likewise.
13324 (dse_invalidate_singleton_alias_set): Likewise.
13326 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
13328 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
13329 crtbegin_so%O%s for -shared.
13330 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
13332 2012-03-29 Richard Guenther <rguenther@suse.de>
13334 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
13335 (add_to_value): Remove.
13336 (print_value_expressions): Likewise.
13337 * tree-ssa-pre.c (add_to_value): Make static.
13338 (print_value_expressions): Likewise.
13339 * gimple.h (gimple_adjust_this_by_delta): Remove.
13340 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
13342 2012-03-29 Richard Guenther <rguenther@suse.de>
13344 PR middle-end/50708
13345 * double-int.h (rshift_double): Remove.
13346 * double-int.c (lshift_double): Use absu_hwi to make count positive.
13347 (rshift_double): Make static, take unsigned count argument,
13348 remove handling of negative count argument.
13349 (double_int_rshift): Dispatch to lshift_double.
13351 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
13353 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
13354 OPTION_MASK_ABI_64.
13356 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
13357 (SPEC_X32): Likewise.
13358 (MULTILIB_DEFAULTS): Likewise.
13360 * config/i386/i386.c (isa_opts): Remove -m64.
13361 (ix86_target_string): Properly handle -m32/-m64/-mx32.
13362 (ix86_option_override_internal): Properly
13363 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
13364 handle -m32, -m64 and -mx32.
13366 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
13367 with OPTION_ABI_X32. Moved after TARGET_LP64.
13368 (TARGET_LP64): Changed to OPTION_ABI_64.
13370 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
13371 (mx32): Replace ISA_X32 with ABI_X32.
13373 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
13375 * tree.c (tree_size) <VECTOR_CST>: New case.
13377 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
13379 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
13380 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
13382 2012-03-28 Jakub Jelinek <jakub@redhat.com>
13384 PR middle-end/52691
13385 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
13386 __builtin_va_start to __builtin_next_arg if the latter is
13387 builtin_decl_explicit_p rather than when it is not.
13389 PR middle-end/52750
13390 * tree-vect-generic.c (vector_element): Perform multiplication
13391 for pos in bitsizetype type instead of idx type.
13393 2012-03-28 Richard Guenther <rguenther@suse.de>
13395 * loop-init.c (loop_optimizer_init): If loops are preserved
13396 perform incremental initialization of required loop features.
13397 (loop_optimizer_finalize): If loops are to be preserved only
13398 clean up optional loop features.
13399 (rtl_loop_done): Forcefully free loops here.
13400 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
13401 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
13403 (construct_init_block): Likewise.
13404 (construct_exit_block): Likewise.
13405 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
13406 the CFG after expanding.
13407 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
13408 If we needed to calculate them, free them afterwards.
13409 * tree-pass.h (PROP_loops): New define.
13410 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
13411 * basic-block.h (CLEANUP_CFG_CHANGED): New.
13412 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
13413 (cleanup_cfg): If we did something and have loops around, fix them up.
13414 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
13415 with CLEANUP_CFG_CHANGED.
13416 * cfghooks.c (merge_blocks): If we merge a loop header into
13417 its predecessor, update the loop structure.
13418 (duplicate_block): If we copy a loop latch, adjust loop state
13419 to note we may have multiple latches.
13420 (delete_basic_block): Mark loops for fixup if we remove a loop.
13421 * cfganal.c (forwarder_block_p): Protect loop latches, headers
13423 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
13424 (cfg_layout_can_merge_blocks_p): Likewise.
13425 * cprop.c (bypass_block): If we create a loop with multiple
13426 entries, mark it for removal.
13427 * except.c (emit_to_new_bb_before): Add the new basic-block
13429 * tree-eh.c (lower_resx): Likewise.
13430 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
13431 (expand_omp_taskreg): Likewise.
13432 * tree-inline.c (initialize_cfun): Likewise.
13433 * tree-mudflap.c (add_bb_to_loop): Prototype.
13434 (mf_build_check_statement_for): Properly add new basic-blocks
13436 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
13437 if we remove a loop.
13438 (thread_through_loop_header): Likewise.
13439 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
13440 new basic-blocks to existing loops.
13441 (expand_transaction): Likewise.
13442 * Makefile.in (except.o): Add $(CFGLOOP_H).
13443 (expr.o): Likewise.
13444 (cgraph.o): Likewise.
13445 (cprop.o): Likewise.
13446 (cfgexpand.o): Likewise.
13447 (cfganal.o): Likewise.
13448 (trans-mem.o): Likewise.
13449 (tree-eh.o): Likewise.
13451 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
13454 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
13455 (avr_builtin_decl): New static function.
13456 (struct avr_builtin_description, avr_bdesc): Move up.
13457 Add GTY marker. Add field fndecl. Remove redundant field id.
13458 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
13459 (avr_expand_builtin): Code cleanup because .id is removed.
13461 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
13464 * config.gcc (tm_file): Remove avr/multilib.h.
13466 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
13468 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
13469 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
13470 * config/avr/t-avr: Remove generation of multilib.h.
13471 * config/avr/t-multilib: Regenerate.
13472 * config/avr/multilib.h: Remove.
13473 * config/avr/avr.opt (-msp8): New option.
13474 (avr_sp8): New variable.
13475 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
13476 * config/avr/avr.h (AVR_HAVE_SPH): New define.
13477 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
13478 (avr_device_to_sp8): New prototype.
13479 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
13480 (DRIVER_SELF_SPECS): New define.
13481 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
13482 __AVR_SP8__, __AVR_HAVE_SPH__.
13483 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
13484 AVR_HAVE_8BIT_SP to decide if SP_H is present.
13485 (avr_file_start): Ditto.
13487 2012-03-28 Jakub Jelinek <jakub@redhat.com>
13490 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
13491 instead of 8 in adjust_address.
13493 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
13495 PR middle-end/51893
13496 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
13499 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
13502 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
13503 Rearrange conditional logic. Move displacement address calculations
13505 (sh_find_mov_disp_adjust): ... this new function.
13507 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
13509 * config/arm/arm.opt (mapcs): Remove MaskExists.
13510 * config/cris/linux.opt (mno-gotplt): Likewise.
13511 * config/i386/i386.opt (mhard-float): Likewise.
13513 (mno-sse4): Likewise.
13514 * config/m68k/m68k.opt (mhard-float): Likewise.
13515 * config/mep/mep.op (mcop32): Likewise.
13516 * config/pa/pa-hpux.opt (msio): Likewise.
13517 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
13518 * config/picochip/picochip.opt (mlittle): Likewise.
13519 * config/sh/sh.opt (mrenesas): Likewise.
13520 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
13521 * config/sparc/sparc.opt (mhard-float): Likewise.
13522 * config/v850/v850.opt (mv850es): Likewise.
13523 * config/vax/vax.opt (mg-float): Likewise.
13525 2012-03-27 Martin Jambor <mjambor@suse.cz>
13527 PR middle-end/52693
13528 * tree-sra.c (sra_modify_assign): Do not call
13529 load_assign_lhs_subreplacements when working with an unscalarizable
13532 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
13535 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
13537 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
13538 * config/i386/i386.c: Include reload.h.
13539 (ix86_legitimize_reload_address): New function.
13541 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
13543 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
13544 hasn't been allocated. Define a target macro for Mask and
13545 InverseMask if it hasn't been defined. Remove MaskExists handling.
13547 * doc/options.texi: Remove MaskExists.
13549 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
13552 * config/sh/sh.c (find_barrier): Add equality check of last_got
13553 to avoid going above orig insn. Update comments.
13555 2012-03-27 Richard Guenther <rguenther@suse.de>
13557 PR middle-end/52720
13558 * fold-const.c (try_move_mult_to_index): Handle &x.array more
13561 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
13563 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
13564 of a unit before computing the offset in units.
13565 * expr.c (get_bit_range): Return the null range if the enclosing record
13566 is part of a larger bit field.
13568 2012-03-27 Tristan Gingold <gingold@adacore.com>
13570 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
13571 * config/ia64/ia64.md: Remove mode in template.
13572 Sign extend operand in expand_simple_binop.
13573 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
13574 CASE_VECTOR_MODE instead of TARGET_ILP32.
13575 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
13577 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
13579 * varasm.c (assemble_external): #if 0 out the new assert from the
13580 previous commit, it breaks the Java and Go front ends.
13582 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
13584 * toplev.c (check_global_declaration_1): Do not call assemble_external.
13585 * expr.c (emit_block_move_libcall_fn): Likewise.
13586 (clear_storage_libcall_fn): Likewise.
13587 (expand_expr_addr_expr_1): Likewise.
13588 (expand_expr_real_1): Likewise.
13589 * calls.c (rtx_for_function_call): Likewise.
13591 * varasm.c (assemble_external): Assert this function is only called
13592 during or after expanding to RTL.
13594 2012-03-26 Martin Jambor <mjambor@suse.cz>
13596 PR tree-optimization/50052
13597 * tree-sra.c (tree_non_aligned_mem_p): Removed.
13598 (tree_non_aligned_mem_for_access_p): Likewise.
13599 (build_accesses_from_assign): Removed strict alignment requirements
13601 (access_precludes_ipa_sra_p): Likewise.
13603 2012-03-26 Richard Guenther <rguenther@suse.de>
13605 PR tree-optimization/52701
13606 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
13607 compute and set the evolution part of PHI nodes.
13609 2012-03-26 Richard Guenther <rguenther@suse.de>
13611 PR tree-optimization/52721
13612 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
13614 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
13616 PR tree-optimization/52686
13617 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
13620 2012-03-26 Tristan Gingold <gingold@adacore.com>
13622 * config/alpha/vms.h (LINK_SPEC): Simplify.
13623 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
13624 (NAME__MAIN, SYMBOL__MAIN): Remove.
13625 (VMS_DEBUG_MAIN_POINTER): Remove.
13626 * config/ia64/vms.h: Likewise.
13627 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
13628 code to vms.c. Call vms_start_function.
13629 * config/ia64/ia64.c (ia64_start_function): Likewise.
13630 * config/vms/vms-protos.h (vms_start_function): Declare.
13631 * config/vms/vms.c (vms_start_function): New function.
13632 * config/vms/vms.h (MATH_LIBRARY): Define.
13633 (VMS_DEBUG_MAIN_POINTER): Define.
13635 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
13637 PR rtl-optimization/52629
13638 * reload1.c (count_pseudo): Short-circuit common case.
13639 (count_spilled_pseudo): Return early for pseudos without hard regs.
13640 Assert that the pseudo has got a hard reg before manipulating it.
13642 2012-03-24 Jan Hubicka <jh@suse.cz>
13645 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
13646 (decide_is_variable_needed): Do not handle toplevel reorder here.
13647 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
13648 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
13651 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
13653 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
13654 and str_bitsize instead of more convoluted expressions.
13656 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
13659 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
13661 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
13664 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
13666 2012-03-23 Martin Jambor <mjambor@suse.cz>
13668 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
13670 2012-03-23 Richard Guenther <rguenther@suse.de>
13672 PR tree-optimization/52678
13673 * tree-vectorizer.h (struct _stmt_vec_info): Add
13674 loop_phi_evolution_part member.
13675 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
13676 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
13677 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
13678 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13679 Use the cached evolution part and the PHI nodes value from
13680 the loop preheader edge instead of re-analyzing the evolution.
13682 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13684 * config/mips/mips-tables.opt: Update.
13685 * config/mips/mips.md (processor): Add xlp.
13686 * config/mips/mips-cpus.def: Add xlp.
13687 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
13689 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
13690 * doc/invoke.texi: Mention XLP.
13692 2012-03-22 Jakub Jelinek <jakub@redhat.com>
13694 PR middle-end/52547
13695 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
13696 on any new_local_var_chain vars declared during recursing on
13697 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
13699 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
13701 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
13702 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
13703 (ASM_OUTPUT_LOCAL): Ditto.
13704 (ASM_OUTPUT_COMMON): Remove.
13705 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
13706 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
13708 2012-03-22 Jan Hubicka <jh@suse.cz>
13710 PR middle-end/51737
13711 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
13713 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
13714 * ipa-inline-transform.c (save_inline_function_body): Remove
13715 copied clone if needed.
13716 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
13718 2012-03-22 Richard Guenther <rguenther@suse.de>
13720 PR middle-end/52666
13721 * fold-const.c (fold_ternary_loc): Fix typo.
13723 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
13726 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
13727 (unspecv): Add UNSPECV_MEMORY_BARRIER.
13728 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
13729 (delay_cycles_1, delay_cycles_2): Ditto.
13730 (delay_cycles_3, delay_cycles_4): Ditto.
13731 (nopv, *nopv): Ditto.
13732 (sleep, *sleep): Ditto.
13733 (wdr, *wdr): Ditto.
13735 2012-03-22 Richard Guenther <rguenther@suse.de>
13737 PR tree-optimization/52548
13738 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
13739 because of clobbers.
13740 (prune_clobbered_mems): New function.
13741 (compute_antic_aux): Use it to prune ANTIC_OUT.
13742 (compute_partial_antic_aux): Use it to prune PA_IN.
13743 (compute_avail): Only insert expressions into EXP_GEN that are not
13744 invalidated when translated up to the beginning of the block.
13746 2012-03-22 Richard Guenther <rguenther@suse.de>
13748 PR tree-optimization/52638
13749 * tree-vect-stmts.c (vect_init_vector_1): New function, split
13751 (vect_init_vector): ... here. Handle scalar vector inits.
13752 (vect_get_vec_def_for_operand): Adjust.
13753 (vectorizable_load): Likewise.
13755 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
13757 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
13758 (alpha*-*-freebsd*): Ditto.
13759 (alpha*-*-netbsd*): Ditto.
13760 (alpha*-*-openbsd*): Ditto.
13761 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
13762 (DWARF2_DEBUGGING_INFO): Remove.
13763 (PREFERRED_DEBUGGING_TYPE): Remove.
13764 (ASM_FINAL_SPEC): Remove.
13765 (IDENT_ASM_OP): Remove.
13766 (ASM_OUTPUT_IDENT): Remove.
13767 (SKIP_ASM_OP): Remove.
13768 (ASM_OUTPUT_SKIP): Remove.
13769 (ALIGN_ASM_OP): Remove.
13770 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
13771 (ASM_OUTPUT_CASE_LABEL): Remove.
13772 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
13773 (COMMON_ASM_OP): Remove.
13774 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
13775 (ASCII_DATA_ASM_OP): Remove.
13776 (READONLY_DATA_SECTION_ASM_OP): Remove.
13777 (INIT_SECTION_ASM_OP): Remove.
13778 (FINI_SECTION_ASM_OP): Remove.
13779 (ASM_SECTION_START_OP): Remove.
13780 (ASM_OUTPUT_SECTION_START_FILE): Remove.
13781 (TARGET_ASM_NAMED_SECTION): Remove.
13782 (TARGET_ASM_SELECT_SECTION): Remove.
13783 (MAKE_DECL_ONE_ONLY): Remove.
13784 (TYPE_ASM_OP): Remove.
13785 (SIZE_ASM_OP): Remove.
13786 (ASM_WEAKEN_LABEL): Remove.
13787 (TYPE_OPERAND_FMT): Remove.
13788 (ASM_DECLARE_RESULT): Remove.
13789 (ASM_DECLARE_OBJECT_NAME): Remove.
13790 (ASM_FINISH_DECLARE_OBJECT): Remove.
13791 (ELF_ASCII_ESCAPES): Remove.
13792 (ELF_STRING_LIMIT): Remove.
13793 (STRING_ASM_OP): Remove.
13794 (ASM_OUTPUT_EXTERNAL): Remove.
13795 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
13796 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
13798 (ASM_DECLARE_FUNCTION_NAME): Ditto.
13799 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
13800 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
13801 (ASM_OUTPUT_SKIP): Ditto.
13802 (READONLY_DATA_SECTION_ASM_OP): Remove.
13803 (USER_LABEL_PREFIX): Remove.
13804 (ASM_OUTPUT_ASCII): Remove.
13805 (ASM_OUTPUT_CASE_LABEL): Remove.
13806 (NO_DOLLAR_IN_LABEL): Undefine.
13808 2012-03-22 Richard Guenther <rguenther@suse.de>
13810 PR tree-optimization/52459
13811 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
13812 PHI insertion for calls.
13814 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
13816 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
13817 find_sets_in_insn, canonicalize_insn): Split out from ...
13818 (cse_insn): ... here.
13819 (invalidate_from_clobbers): Take an insn instead of the pattern.
13821 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
13824 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
13825 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
13826 * config/sh/sh.md (sindf2, cosdf2): Remove.
13828 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
13831 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
13832 prologue for unwinder and profiler.
13834 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
13836 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
13837 Introduce emul_name to select the right linker emulation for
13838 powerpc64-*-freebsd*.
13839 * configure: Regenerate.
13840 * config.gcc: Add bits to support powerpc64-*-freebsd*.
13841 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
13842 * config/rs6000/freebsd64.h: New file.
13843 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
13845 (rs6000_savres_strategy): Likewise.
13846 (rs6000_savres_routine_name): Likewise.
13847 (rs6000_elf_file_end): Likewise.
13848 * config/rs6000/t-freebsd64: New file.
13849 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
13850 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
13852 * config/rs6000/freebsd64.h: Remove duplicated entries from last
13854 * config/rs6000/t-freebsd64: Likewise.
13856 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
13858 PR rtl-optimization/52543
13860 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
13861 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
13862 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
13863 (avr_load_libgcc_p): Restrict to __flash loads.
13864 (avr_out_lpm): Only handle 1-byte loads from __flash.
13865 (avr_load_lpm): New function.
13866 (avr_find_unused_d_reg): Remove.
13867 (avr_out_lpm_no_lpmx): Remove.
13868 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
13869 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
13870 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
13871 (load_<mode>, load_<mode>_clobber): New insns.
13872 (mov<mode>): For multi-byte move from non-generic
13873 16-bit address spaces: Expand to load_<mode> resp.
13874 load_<mode>_clobber.
13875 (load<mode>_libgcc): Remove expander.
13876 (split-lpmx): Remove split.
13878 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
13880 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
13881 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
13882 All callers changed.
13883 (Fixed_core_reg): New feature.
13884 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
13886 * neon-testgen.ml: Handle Fixed_core_reg.
13888 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
13890 * config/arm/arm.c (thumb2_reorg): Add complete support
13891 for 16-bit instructions.
13892 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
13894 2012-03-21 Richard Guenther <rguenther@suse.de>
13896 PR tree-optimizer/52636
13897 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
13898 to the appropriate type.
13900 2012-03-21 Richard Guenther <rguenther@suse.de>
13902 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
13904 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
13905 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
13906 * passes.c (init_optimization_passes): Remove pass_init_function,
13907 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
13908 * tree-pass.h (pass_init_function): Remove.
13909 (pass_jump): Remove.
13910 (pass_initial_value_sets): Remove.
13911 (pass_unshare_all_rtl): Remove.
13912 * integrate.c (pass_initial_value_sets): Remove.
13913 * emit-rtl.c (pass_unshare_all_rtl): Remove.
13914 * tree.h (init_function_for_compilation): Remove.
13915 * function.c (init_function_for_compilation): Remove.
13916 (pass_init_function): Remove.
13917 * cfgcleanup.c (rest_of_handle_jump): Remove.
13918 (pass_jump): Remove.
13920 2012-03-20 Jason Merrill <jason@redhat.com>
13922 * tree-streamer-in.c (streamer_alloc_tree): Call
13923 ggc_alloc_zone_cleared_tree_node instead of
13924 ggc_alloc_zone_cleared_tree_node_stat.
13926 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
13928 * doc/extend.texi (Template Instantiation): Remove anachronisms.
13930 2012-03-20 Jakub Jelinek <jakub@redhat.com>
13933 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
13934 (ix86_expand_vec_perm_const_1): Call it.
13936 * config/i386/i386.c (vselect_insn): New variable.
13937 (init_vselect_insn): New function.
13938 (expand_vselect, expand_vselect_insn): Add testing_p argument.
13939 Call init_vselect_insn if vselect_insn is NULL. Adjust
13940 PATTERN (vselect_insn), instead of creating a new insn each time,
13941 only emit a copy of it if not testing and recog has been successful.
13942 (expand_vec_perm_pshufb, expand_vec_perm_1,
13943 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
13947 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
13948 ("enabled" attribute): Handle avx2 and noavx2 isas.
13949 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
13951 (vec_dup<mode>): Add avx2 =x,x alternative.
13952 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
13953 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
13954 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
13955 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
13957 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
13958 if possible, handle also V8SFmode.
13960 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
13962 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
13963 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
13964 reg_or_zero_operand predicate.
13965 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
13967 2012-03-20 Jakub Jelinek <jakub@redhat.com>
13969 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
13970 If operand isn't UNSPEC, return 0.
13972 2012-03-20 Richard Guenther <rguenther@suse.de>
13974 * tree-pass.h (pass_rtl_eh): Remove.
13975 * except.c (gate_handle_eh): Likewise.
13976 (rest_of_handle_eh): Likewise.
13977 (pass_rtl_eh): Likewise.
13978 (finish_eh_generation): Export.
13979 * except.h (finish_eh_generation): Declare.
13980 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
13981 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
13982 after expanding stack alignment. Instead of compacting blocks
13985 2012-03-20 Richard Guenther <rguenther@suse.de>
13987 * stor-layout.c (finish_bitfield_representative): Fallback
13988 to conservative maximum size if the padding up to the next
13989 field cannot be computed as a constant.
13990 (finish_bitfield_layout): If we cannot compute the distance
13991 between the start of the bitfield representative and the
13992 bitfield member start a new representative.
13993 * expr.c (get_bit_range): The distance between the start of
13994 the bitfield representative and the bitfield member is zero
13995 if the field offsets are not constants.
13997 2012-03-20 Tristan Gingold <gingold@adacore.com>
13999 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
14000 convert in lowercase.
14001 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
14002 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
14003 * stor-layout.c (sizetype_tab): Adjust.
14004 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
14005 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
14006 instead of type_kind_last.
14007 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
14008 instead of size_int_kind.
14009 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
14010 * doc/tm.texi: Regenerate.
14011 * defaults.h (SIZETYPE): Provide a default value.
14012 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
14013 (SIZETYPE): Define.
14015 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
14017 * config/sh/sh.md: Use braced string notation where applicable.
14019 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
14021 * config/i386/i386.md (allocate_stack): Simplify.
14023 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
14025 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
14026 copy_to_mode_reg (Pmode, ...).
14027 (expand_builtin_frame_address): Ditto.
14028 * expr.c (emit_block_move_via_libcall): Ditto.
14029 (set_storage_via_libcall): Ditto.
14031 * config/i386/i386.c (ix86_expand_movmem): Ditto.
14032 (ix86_expand_setmem): Ditto.
14033 (ix86_trampoline_init): DItto.
14034 * config/i386/i386.md (cmpstrnsi): Ditto.
14036 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
14038 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
14039 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
14040 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
14041 (SH Options): Likewise.
14043 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
14045 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
14046 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
14047 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
14048 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
14049 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
14052 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14054 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
14055 * config/i386/i386.c (ix86_decompose_address): Use
14056 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
14057 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
14058 thread pointer to a register.
14061 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
14063 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
14064 if Pmode != word_mode.
14065 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
14066 Pmode == SImode for TARGET_X32.
14068 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
14069 (tls_initial_exec_x32): Likewise.
14071 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
14074 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
14075 DISP_ADDR_OFFSET): New macros.
14076 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
14077 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
14078 (sh_legitimize_address): Add QImode displacement handling.
14079 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
14081 (sh_secondary_reload): Add QImode displacement handling.
14082 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
14083 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
14084 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
14085 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
14086 to register operands only.
14087 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
14088 (extendqihi2): Change insn to expander.
14089 (*extendqihi2_compact_reg): New insn.
14090 (movqi_i, movqi): Replace with ...
14091 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
14092 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
14093 Add new peepholes for QImode displacement addressing.
14095 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
14098 * doc/invoke.texi: Document -Wuseless-cast.
14100 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
14102 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
14103 * tree.h (handled_component_p): Reorder cases.
14104 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
14105 not initialize unsignedp.
14106 (loc_list_from_tree): Likewise.
14107 (fortran_common): Likewise.
14108 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
14110 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
14112 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
14113 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
14114 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
14115 (ix86_split_long_move): Ditto.
14116 (legitimize_tls_address): Use ix86_gen_sub3.
14117 (construct_plt_address): Assert that Pmode == DImode.
14119 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
14121 * config/i386/i386.md: Remove empty predicates and/or constraints.
14122 * config/i386/sync.md: Ditto.
14123 * config/i386/sse.md: Ditto.
14124 * config/i386/mmx.md: Ditto.
14125 * config/i386/pentium.md: Ditto.
14126 * config/i386/athlon.md: Ditto.
14128 2012-03-16 Richard Guenther <rguenther@suse.de>
14130 PR tree-optimization/52603
14131 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
14135 2012-03-14 Richard Guenther <rguenther@suse.de>
14137 PR tree-optimization/52571
14138 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
14139 flag_section_anchors check ...
14140 (vect_can_force_dr_alignment_p): ... here.
14142 2012-03-16 Martin Jambor <mjambor@suse.cz>
14144 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
14145 memory through MEM_REFs by calling extract_bit_field.
14147 2012-03-16 Richard Guenther <rguenther@suse.de>
14149 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
14150 and REFERENCE_TYPE interpretations.
14151 (can_native_interpret_type_p): New function.
14152 (fold_ternary_loc): Use native encode/interpret to fold
14153 BIT_FIELD_REFs of constants.
14155 2012-03-16 Richard Guenther <rguenther@suse.de>
14157 PR middle-end/52584
14158 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
14159 of vector constants and constructors.
14161 2012-03-16 Richard Guenther <rguenther@suse.de>
14163 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
14164 VIEW_CONVERT_EXPR to convert constants.
14165 (vect_is_simple_use): Treat all constants as vec_constant_def.
14167 2012-03-16 Richard Guenther <rguenther@suse.de>
14168 Kai Tietz <ktietz@redhat.com>
14170 PR middle-end/48814
14171 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
14172 side-effects completely in the pre-queue and use a temporary
14175 2012-03-16 Richard Guenther <rguenther@suse.de>
14177 * stor-layout.c (finish_bitfield_representative): Fall back
14178 to the conservative maximum size if we cannot compute the
14179 size of the tail padding.
14181 2012-03-16 Tristan Gingold <gingold@adacore.com>
14183 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
14184 __CRTL_VER and __VMS_VER.
14185 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
14186 and vms_c_get_vms_ver.
14187 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
14189 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
14190 (VMS_DEFAULT_VMS_VER): Define.
14191 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
14192 (VMS_DEFAULT_VMS_VER): Define.
14194 2012-03-16 Richard Guenther <rguenther@suse.de>
14196 * tree-vect-loop.c (get_initial_def_for_induction): Use
14197 build_constructor directly.
14198 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
14199 build_vector_from_val.
14200 * tree.c (build_vector_from_val): Avoid creating a constructor
14201 first when we want a constant vector.
14203 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14205 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
14207 2012-03-16 Richard Guenther <rguenther@suse.de>
14209 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
14210 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
14211 (struct tree_vector): Remove elements member, add variable size
14213 (build_vector_stat): Declare.
14214 (build_vector): Define in terms of build_vector_stat.
14215 * tree.c (build_vector): Rename to ...
14216 (build_vector_stat): ... this. Take array of trees as parameter.
14217 (build_vector_from_ctor): Adjust.
14218 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
14219 initializer_zerop): Adjust.
14220 * cfgexpand.c (expand_debug_expr): Likewise.
14221 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
14222 const_vector_from_tree): Likewise.
14223 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
14224 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
14225 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
14226 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
14227 (lto_input_ts_vector_tree_pointers): Adjust.
14228 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
14229 (write_ts_vector_tree_pointers): Adjust.
14230 * varasm.c (const_hash_1, compare_constant, copy_constant,
14231 output_constant): Adjust.
14232 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
14233 * print-tree.c (print_node): Adjust.
14234 * tree-pretty-print.c (dump_generic_node): Adjust.
14235 * tree-vect-generic.c (uniform_vector_p, vector_element,
14236 lower_vec_perm): Adjust.
14237 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
14238 * tree-vect-slp.c (vect_get_constant_vectors,
14239 vect_transform_slp_perm_load): Adjust.
14240 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
14241 * expmed.c (make_tree): Adjust.
14242 * config/i386/i386.c (ix86_expand_builtin): Adjust.
14243 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
14244 and implementation.
14245 (sparc_fold_builtin): Adjust.
14247 2012-03-16 Tristan Gingold <gingold@adacore.com>
14249 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
14250 * config/vms/vms-stdint.h: New file.
14252 2012-03-16 Tristan Gingold <gingold@adacore.com>
14254 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
14255 (ia64-hp-*vms*): Replaced by ...
14256 (*-*-*vms*): ... This new entry.
14258 2012-03-15 Jakub Jelinek <jakub@redhat.com>
14261 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
14262 (ix86_expand_vec_perm_const_1): Use it.
14265 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
14266 (avx2_permv4df): Remove.
14267 (avx2_permv4di): Macroize into...
14268 (avx2_perm<mode>): ... this using VI8F_256 iterator.
14269 (avx2_permv4di_1): Macroize into...
14270 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
14272 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
14274 * combine.c (apply_distributive_law): Do not distribute SUBREG.
14276 2012-03-15 Ira Rosen <irar@il.ibm.com>
14277 Ulrich Weigand <ulrich.weigand@linaro.org>
14279 * tree-vect-patterns.c (widened_name_p): Rename to ...
14280 (type_conversion_p): ... this. Add new argument to determine
14281 if it's a promotion or demotion operation. Check for
14282 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
14283 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
14285 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
14286 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
14288 (vect_recog_mixed_size_cond_pattern): Likewise and allow
14289 non-constant then and else clauses.
14291 2012-03-15 Ira Rosen <irar@il.ibm.com>
14292 Ulrich Weigand <ulrich.weigand@linaro.org>
14294 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
14295 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
14296 vect_pattern_recog.
14297 * tree-vect-patterns.c (widened_name_p): Pass basic block
14298 info to vect_is_simple_use.
14299 (vect_recog_dot_prod_pattern): Fail for basic blocks.
14300 (vect_recog_widen_sum_pattern): Likewise.
14301 (vect_handle_widen_op_by_const): Support basic blocks.
14302 (vect_operation_fits_smaller_type,
14303 vect_recog_over_widening_pattern): Likewise.
14304 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
14305 Update call to vect_is_simple_use.
14306 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
14308 (check_bool_pattern): Add an argument, update call to
14309 vect_is_simple_use and the recursive calls.
14310 (vect_recog_bool_pattern): Update relevant function calls.
14312 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
14313 (vect_pattern_recog_1): Check for reduction only in loops.
14314 (vect_pattern_recog): Add new argument. Support basic blocks.
14315 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
14316 info to vect_is_simple_use_1.
14317 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
14318 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
14320 2012-03-15 Jakub Jelinek <jakub@redhat.com>
14321 Andrew Pinski <apinski@cavium.com>
14323 PR middle-end/52592
14324 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
14325 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
14326 calls instead of __builtin_ir{int,ound}*.
14328 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14330 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
14333 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14335 * config.gcc (target_type_format_char): New. Document it. Set it for
14337 * configure.ac (gnu_unique_option): Use target_type_format_char
14338 in test. Comment rationale.
14339 * configure: Regenerate .
14341 2012-03-15 Jakub Jelinek <jakub@redhat.com>
14343 PR tree-optimization/52267
14344 * tree-vrp.c (masked_increment): New function.
14345 (register_edge_assert_for_2): Derive ASSERT_EXPRs
14346 from (X & CST1) cmp CST2 tests.
14348 2012-03-15 Richard Guenther <rguenther@suse.de>
14350 PR middle-end/52580
14351 * tree-data-ref.c (subscript_dependence_tester_1): Check
14352 all dimensions for non-conflicting access functions.
14354 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14357 * doc/invoke.texi [C++ Language Options]: Document
14358 -ftemplate-backtrace-limit.
14360 2012-03-15 Tristan Gingold <gingold@adacore.com>
14362 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
14363 before a parameter.
14365 2012-03-15 Tristan Gingold <gingold@adacore.com>
14367 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
14368 use DW_OP_call_frame_cfa.
14370 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
14373 * config/i386/i386-opts.h (pmode): New.
14375 * config/i386/i386.c (ix86_option_override_internal): Properly
14376 check and set ix86_pmode.
14378 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
14380 * config/i386/i386.opt (maddress-mode=): New.
14382 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
14384 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14386 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
14387 (dwarf2out_do_cfi_asm): Likewise.
14388 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
14390 (add_data_member_location_attribute): Likewise.
14391 (gen_array_type_die): Likewise.
14392 (gen_subprogram_die): Likewise.
14393 (gen_producer_string): Likewise.
14394 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
14395 Remove MIPS_DEBUGGING_INFO handling.
14396 (sdb_debug_hooks): Likewise.
14397 (sdbout_begin_block): Likewise.
14398 (sdbout_end_block): Likewise.
14399 (sdbout_begin_prologue): Likewise.
14400 (sdbout_start_source_file): Likewise.
14401 (sdbout_end_source_file): Likewise.
14402 (sdbout_init): Likewise.
14403 * system.h (MIPS_DEBUGGING_INFO): Poison.
14405 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14407 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
14408 (alpha_file_start) [MS_STAMP]: Remove.
14410 * config/alpha/elf.h (TARGET_GAS): Remove.
14411 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
14412 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
14413 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
14414 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
14415 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
14416 (alpha*-*-freebsd*): Likewise.
14417 (alpha*-*-netbsd*): Likewise.
14418 (alpha*-*-openbsd*): Likewise.
14419 (alpha*-*-*): Remove target_cpu_default2.
14420 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
14422 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
14423 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
14424 * config/alpha/alpha.c (print_operand): Always assume
14425 TARGET_AS_SLASH_BEFORE_SUFFIX.
14426 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
14427 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
14428 ("*builtin_setjmp_receiver_er_1"): Remove.
14429 * config/alpha/alpha.opt (malpha-as): Remove.
14431 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
14433 Remove DEC Unix reference.
14435 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
14436 (EXTENDED_COFF): Remove.
14437 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
14438 (EXTENDED_COFF): Don't undef.
14439 * config/alpha/alpha.c (alpha_file_start): Always assume
14441 Don't set targetm.asm_file_start_file_directive.
14442 [!OBJECT_FORMAT_ELF]: Remove.
14443 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
14445 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
14446 (DBX_DEBUGGING_INFO): Remove.
14447 (MIPS_DEBUGGING_INFO): Remove.
14448 (PREFERRED_DEBUGGING_TYPE): Remove.
14449 (DBX_OUTPUT_SOURCE_LINE): Remove.
14450 (SDB_OUTPUT_SOURCE_LINE): Remove.
14451 (DBX_CONTIN_LENGTH): Remove.
14452 (NO_DBX_FUNCTION_END): Remove.
14453 (ASM_STABS_OP): Remove.
14454 (ASM_STABN_OP): Remove.
14455 (ASM_STABD_OP): Remove.
14456 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
14457 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
14458 (PUT_SDB_DEF): Remove.
14459 (PUT_SDB_PLAIN_DEF): Remove.
14460 (PUT_SDB_TYPE): Remove.
14461 (sdb_label_count): Remove.
14462 (PUT_SDB_BLOCK_START): Remove.
14463 (PUT_SDB_BLOCK_END): Remove.
14464 (PUT_SDB_FUNCTION_START): Remove.
14465 (PUT_SDB_FUNCTION_END): Remove.
14466 (PUT_SDB_EPILOGUE_END): Remove.
14467 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
14468 (MIPS_DEBUGGING_INFO): Don't undef.
14469 (DBX_DEBUGGING_INFO): Don't undef.
14470 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
14471 (MIPS_DEBUGGING_INFO): Don't undef.
14472 (DBX_DEBUGGING_INFO): Don't undef.
14473 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
14474 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
14476 (alpha_start_function): Likewise.
14477 (sdb_label_count): Remove.
14478 (alpha_output_filename): Remove DBX_DEBUG handling.
14479 (alpha_file_start): Likewise.
14481 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14483 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
14484 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
14485 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
14487 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
14488 (ld_tls_support): Remove Solaris 8 references.
14489 (lwp_dir, lwp_spec): Remove support for alternate thread library.
14490 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
14491 * configure: Regenerate.
14492 * config.in: Regenerate.
14494 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
14495 * config/i386/sol2.h: Remove Solaris 8 references.
14497 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
14498 (i?86-*-solaris2.9): ... this.
14499 Remove Solaris 8 references.
14500 (Specific, *-*-solaris2*): Document Solaris 8 removal.
14501 Remove Solaris 8 references.
14503 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14505 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
14506 (mips-sgi-irix6.5*): Remove.
14507 * config.host (mips-sgi-irix*): Remove.
14508 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
14509 (set_have_as_tls): Remove *-*-irix6*.
14510 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
14511 * configure: Regenerate.
14513 * config/mips/iris6.h: Remove.
14514 * config/mips/iris6.opt: Remove.
14515 * config/mips/t-irix6: Remove.
14517 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
14518 (TARGET_IRIX6): Remove.
14519 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
14520 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
14521 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
14523 (mips_file_start): Likewise.
14524 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
14526 * config/mips/driver-native.c [__sgi__]: Remove.
14527 (host_detect_local_cpu) [__sgi__]: Remove.
14529 * config/mips/gnu-user.h: Remove iris5.h reference.
14531 * config/mips/mips-modes.def: Remove IRIX 6 reference.
14532 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
14533 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
14536 * gcc.c (main): Move asm_debug initialization ...
14537 (asm_debug): ... here.
14539 * ginclude/stddef.h (__STDDEF_H__): Don't define.
14541 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
14542 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
14543 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
14544 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
14545 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
14546 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
14548 * doc/tm.texi: Regenerate.
14550 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
14552 (MIPS Options, -march): Remove IRIX reference.
14553 * doc/install.texi (Binaries, SGI IRIX): Remove.
14554 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
14556 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
14558 2012-03-14 Martin Jambor <mjambor@suse.cz>
14560 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
14561 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
14562 (expand_expr_real_1): Do not handle misalignment if modifier is
14565 2012-03-14 Richard Guenther <rguenther@suse.de>
14567 PR middle-end/52584
14568 * tree-vect-generic.c (type_for_widest_vector_mode): Take
14569 element type instead of mode, use build_vector_type_for_mode
14570 instead of the langhook, build a vector of proper signedness.
14571 (expand_vector_operations_1): Adjust.
14573 2012-03-14 Richard Guenther <rguenther@suse.de>
14575 PR middle-end/52582
14576 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
14577 a cgraph node for a FUNCTION_DECL that comes from a constructor.
14578 (gimple_get_virt_method_for_binfo): Likewise.
14580 2012-03-14 Richard Guenther <rguenther@suse.de>
14582 PR tree-optimization/52571
14583 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
14584 flag_section_anchors check ...
14585 (vect_can_force_dr_alignment_p): ... here. Do not re-align
14586 DECL_COMMON variables.
14588 2012-03-14 Richard Guenther <rguenther@suse.de>
14590 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
14591 * stor-layout.c (start_bitfield_representative): New function.
14592 (finish_bitfield_representative): Likewise.
14593 (finish_bitfield_layout): Likewise.
14594 (finish_record_layout): Call finish_bitfield_layout.
14595 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
14596 for QUAL_UNION_TYPE fields.
14597 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
14598 Stream DECL_BIT_FIELD_REPRESENTATIVE.
14599 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
14601 PR middle-end/52080
14602 PR middle-end/52097
14603 PR middle-end/48124
14604 * expr.c (get_bit_range): Unconditionally extract bitrange
14605 from DECL_BIT_FIELD_REPRESENTATIVE.
14606 (expand_assignment): Adjust call to get_bit_range.
14608 2012-03-14 Richard Guenther <rguenther@suse.de>
14610 PR middle-end/52578
14611 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
14612 the outermost conversion is a sign-change only.
14613 (fold_binary_loc): Disregard widening and sign-changing
14614 conversions when we determine if two variables are equal
14616 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
14617 (T1)x if the outermost conversion is a sign-change only.
14619 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
14622 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
14624 * config/i386/predicates.md (constant_call_address_operand): Declare
14625 as special predicate. Update all uses.
14627 2012-03-13 Jakub Jelinek <jakub@redhat.com>
14630 * c-parser.c (c_parser_postfix_expression)
14631 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
14633 * config/i386/smmintrin.h: Avoid /* within a comment.
14634 * config/i386/nmmintrin.h: Likewise.
14636 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14638 * config/i386/i386.md (xbegin): Remove constraint from expander.
14640 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14642 * config/i386/predicates.md (constant_call_address_operand): Declare
14643 as special predicate. Update all uses.
14644 * config/i386/i386.md: Remove mode from constant_call_address_operand
14646 * config/i386/i386.c (ix86_output_call_insn): Call
14647 constant_call_address_operand with VOIDmode.
14649 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14651 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
14652 AND zero extended address correctly.
14654 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14656 * config/i386/predicates.md (tls_symbolic_operand): Declare as
14658 (tls_modbase_operand): Ditto.
14659 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
14660 tls_modbase_operand predicates.
14662 2012-03-13 Martin Jambor <mjambor@suse.cz>
14664 * expr.c (expand_assignment): Handle misaligned scalar writes to
14665 memory through top-level MEM_REFs by calling store_bit_field.
14667 2012-03-13 Richard Guenther <rguenther@suse.de>
14669 PR middle-end/52134
14670 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
14671 if Y is a constant multiple of 1 << CST.
14673 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
14676 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
14677 offset (size) to a value the insns can deal with.
14678 (expand_epilogue): Ditto.
14680 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14682 * config/arm/neon.ml (ops): Fixup expected instructions for
14683 unsigned vector compares.
14685 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14687 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
14688 addresses only when %reg is not in word mode.
14690 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14692 * config/microblaze/microblaze.md: Fix typo.
14693 * tree-if-conv.c: Likewise.
14694 * tree-vect-patterns.c: Likewise.
14696 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14698 * config.gcc (extra_passes): Remove.
14699 * configure.ac (extra_passes): Don't substitute.
14700 * configure: Regenerate.
14701 * Makefile.in (EXTRA_PASSES): Remove.
14702 (GCC_PASSES): Remove $(EXTRA_PASSES).
14703 (MOSTLYCLEANFILES): Likewise.
14704 (native): Likewise.
14705 (install-common): Likewise.
14707 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14709 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
14710 * config/i386/i386.c (ix86_decompose_address): Use
14711 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
14712 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
14713 thread pointer to a register.
14715 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
14717 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
14718 on tls_symbolic_operand.
14719 (tls_global_dynamic_64_<mode>): Likewise.
14721 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
14724 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
14725 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
14727 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
14730 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
14731 type from reg_class_t to enum reg_class.
14732 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
14734 2012-03-12 Andrew Pinski <apinski@cavium.com>
14736 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
14737 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
14738 (value_replacement): Likewise.
14739 (empty_block_p): Check also if the PHIs for the block are empty.
14741 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
14744 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
14745 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
14746 r184615 from 2012-02-28.
14748 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
14750 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
14751 (ix86_gen_tls_local_dynamic_base_64): Likewise.
14752 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
14753 and ix86_gen_tls_local_dynamic_base_64.
14754 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
14755 ix86_gen_tls_local_dynamic_base_64.
14757 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
14758 (*tls_global_dynamic_64_<mode>): This.
14759 (tls_global_dynamic_64): Renamed to ...
14760 (tls_global_dynamic_64_<mode>): This.
14761 (*tls_local_dynamic_base_64): Renamed to ...
14762 (*tls_local_dynamic_base_64_<mode>): This.
14763 (tls_local_dynamic_base_64): Renamed to ...
14764 (tls_local_dynamic_base_64_<mode>): This.
14766 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
14768 * config/i386/i386.c (ix86_option_override_internal): Properly
14769 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
14770 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
14771 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
14772 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
14774 * config/i386/sse.md (sse3_monitor64): Renamed to ...
14775 (sse3_monitor64_<mode>): This.
14777 2012-03-12 Tristan Gingold <gingold@adacore.com>
14779 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
14780 (ia64_function_arg_advance): Ditto.
14782 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14784 * config.gcc (mips*-*-openbsd*): Remove.
14785 * config/mips/openbsd.h: Remove.
14786 * config/mips/sdb.h: Remove.
14788 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
14789 * config/mips/mips.c (sdb_label_count): Remove.
14790 (mips_debugger_offset): Remove #if 0 code.
14791 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
14792 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
14794 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14796 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
14797 binutils reference.
14798 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
14799 Update binutils references.
14800 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
14801 Update binutils reference.
14802 Update Sun as/GNU ld caveat.
14803 Document binutils largefile requirement for LTO plugin.
14804 Remove reference to alternate libpthread.
14806 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14808 * config.gcc (alpha*-dec-osf5.1*): Remove.
14809 * config.host (alpha*-dec-osf*): Remove.
14810 * configure.ac (*-*-osf*): Remove.
14811 (alpha*-dec-osf*): Remove.
14812 * configure: Regenerate.
14814 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
14815 config/alpha/va_list.h, config/alpha/x-osf: Remove.
14817 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
14818 * config/alpha/alpha.c (struct machine_function): Update comment.
14819 (alpha_start_function): Remove Tru64 UNIX as handling for
14821 * config/alpha/alpha.md ("exception_receiver"): Remove
14822 TARGET_LD_BUGGY_LDGP.
14823 ("*exception_receiver_2"): Likewise.
14824 * except.c (finish_eh_generation): Remove Tru64 reference.
14825 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
14826 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
14827 * target.def (handle_pragma_extern_prefix): Remove.
14829 * Makefile.in (mips-tfile.o-warn): Remove.
14830 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
14831 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
14832 * mips-tdump.c, mips-tfile.c: Remove.
14834 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
14836 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
14837 (Specific, alpha*-dec-osf5.1): Note removal.
14838 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
14840 * doc/tm.texi: Regenerate.
14841 * doc/trouble.texi (Cross-Compiler Problems): Remove.
14843 2012-03-12 Richard Guenther <rguenther@suse.de>
14845 * config/arm/arm.c (neon_dereference_pointer): Do not call
14846 covert during RTL expansion.
14848 2012-03-12 Tristan Gingold <gingold@adacore.com>
14850 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
14851 Options. Mention -mpointer-size.
14853 2012-03-12 Richard Guenther <rguenther@suse.de>
14855 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
14856 build_nonstandard_integer_type.
14858 2012-03-12 Richard Guenther <rguenther@suse.de>
14860 * tree.c (signed_or_unsigned_type_for): Use
14861 build_nonstandard_integer_type.
14862 (signed_type_for): Adjust documentation.
14863 (unsigned_type_for): Likewise.
14864 * tree-pretty-print.c (dump_generic_node): Use standard names
14865 for non-standard integer types if available.
14867 2012-03-12 Tristan Gingold <gingold@adacore.com>
14869 * config/vms/vms.opt: Add vms-opts.h header.
14870 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
14872 (-mvms-return-codes): Document.
14873 (-mpointer-size): New option.
14874 (vms_pointer_size): Add enumeration.
14875 * config/vms/vms-opts.h: New file.
14876 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
14877 __INITIAL_POINTER_SIZE.
14878 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
14879 (C_COMMON_OVERRIDE_OPTIONS): Define.
14880 (DWARF2_ADDR_SIZE): Define.
14881 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
14882 * config/vms/vms-protos.h (vms_c_common_override_options):
14884 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
14885 if -mno-pointer-size.
14886 (vms_c_common_override_options): New function.
14887 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
14888 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
14889 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
14890 and flag_vms_pointer_size.
14891 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
14892 * config.gcc (*-*-*vms*): Define xm_file.
14893 (alpha*-dec-*vms*): Do not define xm_file.
14894 (alpha64-dec-*vms*): Remove.
14895 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
14898 2012-03-12 Jakub Jelinek <jakub@redhat.com>
14900 PR tree-optimization/51721
14901 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
14902 if (int) unsvar cmp CST.
14904 2012-03-12 Richard Guenther <rguenther@suse.de>
14906 * tree-sra.c (create_access_replacement): Only rename the replacement
14907 if we can rewrite it into SSA form. Properly mark register typed
14908 replacements that we cannot rewrite with TREE_ADDRESSABLE.
14909 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
14910 for aggregate or BLKmode results.
14912 2012-03-12 Jakub Jelinek <jakub@redhat.com>
14914 PR tree-optimization/52533
14915 * tree-vrp.c (register_edge_assert_for_2): Use double_int
14916 type for mask, only handle shifts by non-zero in-range
14917 shift count, for LE_EXPR and GT_EXPR if new_val is
14918 maximum, don't add the assertion.
14920 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
14922 * doc/invoke.texi: Document -mrtm option.
14923 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
14924 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
14925 (ix86_handle_option): Handle OPT_mrtm.
14926 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
14928 (x86_64-*-*): Ditto.
14929 * i386-builtin-types.def (INT_FTYPE_VOID): New.
14930 * config/i386/i386-c.c (ix86_target_macros_internal): Define
14932 (ix86_target_string): Define -mrtm option.
14934 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
14936 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
14937 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
14938 IX86_BUILTIN_XTEST.
14939 (bdesc_special_args): Ditto.
14940 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
14941 (ix86_expand_special_args_builtin): Handle new built-in type.
14942 (ix86_expand_builtin): Handle XABORT instruction.
14943 * config/i386/i386.h (TARGET_RTM): New.
14944 * config/i386/i386.md (UNSPECV_XBEGIN): New.
14945 (UNSPECV_XEND): Ditto.
14946 (UNSPECV_XABORT): Ditto.
14947 (UNSPECV_XTEST): Ditto.
14954 * config/i386/i386.opt (mrtm): New.
14955 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
14956 * config/i386/rtmintrin.h: New header.
14957 * config/i386/xtestintrin.h: Ditto.
14959 2012-03-12 Tristan Gingold <gingold@adacore.com>
14961 * ginclude/stddef.h: Adjust previous patch.
14962 Use __VMS__ instead of VMS.
14964 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
14966 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
14967 Also convert sequences with CC setting arithmetic instruction.
14969 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
14971 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
14972 from C Language Options to Preprocessor Options.
14973 (C Dialect Options): Move -no-integrated-cpp documentation
14975 (Preprocessor Options): ...to here. Rewrite the description
14976 so it makes more sense, and remove discussion of merging front ends.
14978 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
14980 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
14982 (ix86_expand_setmem): Likewise.
14984 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
14986 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
14989 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
14991 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
14992 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
14994 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
14996 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
14998 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
15000 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
15003 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
15004 Uros Bizjak <ubizjak@gmail.com>
15006 * config/i386/predicates.md (call_insn_operand): Allow
15007 constant_call_address_operand in Pmode only.
15008 (sibcall_insn_operand): Ditto.
15009 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
15010 (*call_vzeroupper): Ditto.
15012 (*sibcall_vzeroupper): Ditto.
15013 (*call_value): Ditto.
15014 (*call_value_vzeroupper): Ditto.
15015 (*sibcall_value): Ditto.
15016 (*sibcall_value_vzeroupper): Ditto.
15017 (*indirect_jump): Ditto.
15018 (*tablejump_1): Ditto.
15019 (indirect_jump): Convert memory address to word mode for TARGET_X32.
15020 (tablejump): Ditto.
15021 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
15024 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
15027 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
15028 Use movrt_negc instead of negc pattern for non-SH2A.
15029 (*movnegt): Remove.
15030 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
15032 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
15034 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
15035 if Pmode != word_mode.
15036 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
15037 Pmode == SImode for TARGET_X32.
15039 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
15040 (tls_initial_exec_x32): Likewise.
15042 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
15044 PR rtl-optimization/52528
15045 * combine.c (can_combine_p): Add setting of subst_low_luid
15046 before call to expand_field_assignment().
15048 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
15050 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
15051 and related program names.
15053 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
15055 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
15057 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
15060 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
15061 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
15062 to set code to 'q'.
15063 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
15064 (*movdi_internal_rex64): Use %E operand modifier for lea.
15065 (*movsi_internal): Ditto.
15067 (*lea<mode>_2): Ditto.
15068 (*lea_{3,4,5,6}_zext): Ditto.
15069 (*tls_global_dynamic_32_gnu): Ditto.
15070 (*tls_global_dynamic_64): Ditto.
15071 (*tls_dynamic_gnu2_lea_32): Ditto.
15072 (*tls_dynamic_gnu2_lea_64): Ditto.
15073 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
15075 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
15077 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
15078 redefine to be NULL if the current bit-size is different from the
15079 configured bit-size.
15081 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
15082 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
15083 set the default tuning. Add asserts to make sure the cpu and tune
15084 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
15085 test whether the index is set, instead of > 0.
15086 (rs6000_file_start): Do not reset the default cpu if the current
15087 bit-size is different from the configured bit-size.
15089 2012-03-09 Tristan Gingold <gingold@adacore.com>
15091 * config/vms/vms-crtlmap.map: Add comments.
15092 Add entries needed to build Ada RTS.
15094 2012-03-09 Tristan Gingold <gingold@adacore.com>
15096 * ginclude/stddef.h: Do not define __size_t on VMS.
15098 2012-03-09 Tristan Gingold <gingold@adacore.com>
15100 * c-tree.h (c_default_pointer_mode): New variable.
15101 * c-decl.c (c_default_pointer_mode): New variable.
15102 (c_build_pointer_type): New function.
15103 (grokdeclarator): Call c_build_pointer_type instead
15104 of build_pointer_type.
15106 * config/vms/vms-c.c: Include c-tree.h
15107 (saved_pointer_mode): New variable.
15108 (handle_pragma_pointer_size): New function.
15109 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
15110 (vms_c_register_pragma): Register __pointer_size and
15111 __required_pointer_size pragmas.
15113 2012-03-09 Tristan Gingold <gingold@adacore.com>
15115 * config/vms/vms-c.c (vms_construct_include_filename): New function.
15116 (vms_c_register_includes): Reference it.
15118 2012-03-09 Andrew Pinski <apinski@cavium.com>
15120 PR middle-end/51988
15121 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
15122 print_generic_expr.
15123 (tree_ssa_phiopt_worker): Go through all the PHIs for
15124 value_replacement instead of just the singleton one.
15125 (value_replacement): Change return type to int. Return 0 instead of
15127 Allow the middle basic block to contain more than just the defining
15129 Handle non empty middle basic blocks.
15130 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
15132 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
15134 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
15135 array reference and component reference.
15136 (analyze_scalar_evolution_for_address_of): New.
15138 2012-03-08 Jie Zhang <jzhang918@gmail.com>
15141 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
15142 (hwloop_pattern_reg): Fix set but not used warning.
15143 (bfin_reorg_loops): Remove unused parameter.
15144 (bfin_reorg): Update use of bfin_reorg_loops.
15146 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
15148 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
15149 with integer parameters in registers.
15150 (gen_push): Push register in word_mode instead of Pmode.
15151 (ix86_emit_save_regs): Likewise.
15152 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
15153 (gen_pop): Pop register in word_mode instead of Pmode.
15154 (ix86_emit_restore_regs_using_pop): Likewise.
15155 (ix86_expand_prologue): Replace Pmode with word_mode for push
15156 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
15157 restore RAX and R10 in word_mode.
15158 (ix86_emit_restore_regs_using_mov): Restore integer registers
15160 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
15162 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
15163 (ix86_split_long_move): Likewise.
15165 * config/i386/i386.md (W): New.
15166 (*push<mode>2_prologue): Replace :P with :W.
15167 (*pop<mode>1): Likewise.
15168 (*pop<mode>1_epilogue): Likewise.
15169 (push/pop peephole2): Use word_mode scratch registers.
15171 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
15173 * config/i386/predicates.md (indirect_branch_operand): Simplify.
15175 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
15177 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
15178 for constants in [-63,63].
15180 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
15184 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
15186 * config/i386/i386.c (ix86_print_operand_address): Only handle
15187 zero-extended DImode addresses.
15189 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15191 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
15192 * configure: Regenerate.
15194 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
15197 * config/avr/avr.c (avr_mem_clobber): New static function.
15198 (avr_expand_delay_cycles): Add memory clobber operand to
15199 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
15200 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
15201 (enable_interrupt, disable_interrupt): New expander.
15202 (nopv, sleep, wdr): New expanders.
15203 (delay_cycles_1): Add memory clobber.
15204 (delay_cycles_2): Add memory clobber.
15205 (delay_cycles_3): Add memory clobber.
15206 (delay_cycles_4): Add memory clobber.
15207 (cli_sei): New insn from former "enable_interrupt",
15208 "disable_interrupt" with memory clobber.
15209 (*wdt): New insn from former "wdt" with memory clobber.
15210 (*nopv): Similar, but for "nopv".
15211 (*sleep): Similar, but for "sleep".
15213 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
15214 Kaz Kojima <kkojima@gcc.gnu.org>
15217 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
15218 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
15219 (SUBTARGET_OVERRIDE_OPTIONS): Define.
15221 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
15223 * config/i386/predicates.md (x86_64_zext_general_operand): New.
15224 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
15225 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
15227 2012-03-07 Walter Lee <walt@tilera.com>
15229 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
15230 REG_CFA_* notes for the stack pointer.
15231 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
15232 EH_RETURN_STACKADJ_RTX.
15233 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
15234 generate REG_CFA_* notes for the stack pointer.
15235 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
15236 by EH_RETURN_STACKADJ_RTX.
15238 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15240 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
15241 when __AVR_3_BYTE_PC__ is defined.
15243 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
15245 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
15246 (ix86_print_operand): Handle '^'.
15247 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
15248 using P mode iterator. Add %^ to asm template to conditionally emit
15250 (*rep_movdi_rex64): Ditto.
15251 (*strsetdi_rex_1): Ditto.
15252 (*rep_stosdi_rex64): Ditto.
15253 (*strmov{si,hi,qi}_1): Add %^ to asm template to
15254 conditionally emit addr32 prefix.
15255 (*rep_mov{si,qi}): Ditto.
15256 (*strset{si,hi,qi}): Ditto.
15257 (*rep_stos{si,qi}): Ditto.
15258 (*cmpstrnqi_nz_1): Ditto.
15259 (*cmpstrnqi_1): Ditto.
15260 (*strlenqi_1): Ditto.
15262 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
15264 * config/i386/i386.c (function_value_64): Return pointers in
15265 word_mode instead of Pmode.
15266 (ix86_promote_function_mode): Likewise.
15268 2012-03-07 Richard Guenther <rguenther@suse.de>
15270 * coverage.c (get_gcov_type): Use type_for_mode.
15271 (get_gcov_unsigned_t): Likewise.
15272 * expr.c (store_constructor): Use type_for_mode.
15273 (try_casesi): Likewise.
15274 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
15275 (add_standard_iv_candidates): Use standard type trees.
15276 * dojump.c (do_jump): Remove dead code.
15278 2012-03-07 Richard Guenther <rguenther@suse.de>
15280 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
15282 2012-03-07 Richard Guenther <rguenther@suse.de>
15284 * convert.c (strip_float_extensions): Move ...
15285 * tree.c (strip_float_extensions): ... here.
15287 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15290 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
15292 2012-03-07 Richard Guenther <rguenther@suse.de>
15294 * omp-low.c (extract_omp_for_data): Use signed_type_for.
15295 (expand_omp_for_generic): Likewise.
15296 (expand_omp_for_static_nochunk): Likewise.
15297 (expand_omp_for_static_chunk): Likewise.
15298 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
15299 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
15300 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
15301 Use unsigned_type_for.
15302 (vect_create_cond_for_align_checks): Use signed_type_for.
15304 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
15306 PR rtl-optimization/52203
15307 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
15308 all callers to pass NULL except ...
15309 (reset_sched_cycles_in_current_ebb): ... here, save the value
15310 in new variable 'empty'. Increase issue_rate only for
15313 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
15316 * Makefile.in: Let install-gcc-ar depend on installdirs,
15317 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
15318 Don't double canonicalize if cross-compiling.
15320 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15323 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
15324 to: RAMPZ, RAMPY, RAMPX, RAMPD.
15325 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
15327 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15330 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
15332 * config/avr/avr.md (xload_8): Adjust insn length.
15334 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15337 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
15338 if RAMPZ affects reading from RAM.
15340 2012-03-07 Richard Guenther <rguenther@suse.de>
15344 * doc/invoke.texi (Precompiled Headers): Remove sentence that
15345 suggests you can include PCHs from inside another header.
15347 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
15349 PR middle-end/52515
15350 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
15352 2012-03-07 Kai Tietz <ktietz@redhat.com>
15354 * doc/invoke.texi (fwritable-relocated-rdata): Document
15355 new Cygwin/MinGW target option.
15356 * config/i386/winnt.c (i386_pe_unique_section): Ignore
15357 reloc if flag -fwritable-relocated-rdata is not set.
15358 (i386_pe_section_type_flags): Likewise.
15359 * config/i386/cygming.opt (fwritable-relocated-rdata):
15360 Add new flag variable flag_writable_rel_rdata.
15362 2012-03-07 Richard Guenther <rguenther@suse.de>
15364 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
15365 precision against gimple constraints.
15367 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
15369 PR middle-end/52372
15370 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
15372 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
15373 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
15375 (init_emit_regs): Move associated initialization to...
15376 (init_emit_once): ...here.
15378 2012-03-06 Richard Henderson <rth@redhat.com>
15380 * config/m68k/m68k.h (ISA_HAS_TAS): New.
15381 * config/m68k/sync.md (atomic_test_and_set): Use it.
15382 (atomic_test_and_set_1): Likewise.
15384 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
15387 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
15388 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
15389 (vector_ltgt<mode>): Likewise.
15390 (vector_ordered<mode>): Likewise.
15391 (vector_unordered<mode>): Likewise.
15392 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
15394 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
15396 * trans-mem.c: New typedef for tm_region_p.
15397 Define vector types for tm_region_p.
15398 (tm_region_init): Replace region_worklist to a vector called
15401 2012-03-06 Richard Guenther <rguenther@suse.de>
15403 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
15404 MEM_REF with constant pointer operand.
15406 2012-03-06 Richard Guenther <rguenther@suse.de>
15408 PR middle-end/52493
15409 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
15411 2012-03-06 Tristan Gingold <gingold@adacore.com>
15413 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
15414 (external_model_kind): Improve documentation.
15415 (vms_pragma_extern_model): Handle relaxed_redef.
15416 (vms_c_register_pragma): Allow expansion for nomember_alignment.
15418 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
15420 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
15421 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
15422 Some more notes on EIND usage and reorder EIND subsection.
15424 2012-03-06 Tristan Gingold <gingold@adacore.com>
15426 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
15427 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
15429 2012-03-06 Tristan Gingold <gingold@adacore.com>
15431 * config/vms/t-vmsnative (version): Define.
15432 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
15434 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
15436 PR rtl-optimization/52250
15437 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
15438 to put note list into. Unconditionally call move_bb_info.
15439 (move_bb_info): Do not assert the blocks being in the same region,
15440 just drop the note list if they are not.
15442 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
15445 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
15446 and use unified expansion logic.
15447 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
15448 closer to the existing movt insn.
15449 (negc): Rename insn to *negc. Add new expander.
15450 (movnegt): Use xor pattern for T bit negation. Reserve helper
15451 constant for negc pattern.
15452 (*movnegt): New insn and splitter.
15454 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
15456 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
15459 2012-03-05 Richard Henderson <rth@redhat.com>
15461 * genemit.c (main): Include "target.h" in insn-emit.c.
15462 * Makefile.in (insn-emit.o): Depend on TARGET_H.
15463 * config/sh/sync.md (atomic_test_and_set): Reference
15464 targetm.atomic_test_and_set_trueval instead of
15465 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
15467 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
15469 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
15472 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
15474 * langhooks.c (add_builtin_type): New function.
15475 * langhooks.h (add_builtin_type): Export it.
15476 * config/mep/mep.c (mep_init_builtins): Use it.
15477 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
15479 2012-03-05 Jakub Jelinek <jakub@redhat.com>
15482 * tree.h (BLOCK_SAME_RANGE): Define.
15483 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
15484 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
15485 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
15486 isn't equal to supercontext fragment's fragment chain.
15487 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
15489 (blocks_nreverse_all): Likewise.
15490 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
15491 BLOCK_SUPERCONTEXT to supercontext fragment instead of
15492 supercontext fragment's fragment origin.
15493 * dwarf2out.c (add_high_low_attributes): If stmt has the same
15494 range as its parent (or parents thereof etc.), use the parent's
15495 DW_AT_ranges value instead of creating a new .debug_ranges range.
15497 2012-03-05 Richard Henderson <rth@redhat.com>
15500 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
15501 * omp-low.c (expand_omp_atomic): Assume anything aligned to
15502 BIGGEST_ALIGNMENT is aligned.
15504 2012-03-05 Richard Henderson <rth@redhat.com>
15506 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
15507 * config/sh/sh.c: ... here.
15509 2012-03-05 Richard Henderson <rth@redhat.com>
15512 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
15513 instead of calling negqi2 directly.
15515 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
15517 PR middle-end/52463
15518 * trans-mem.c (tm_region_init): Use last_basic_block.
15520 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
15522 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
15523 * config/sh/sync.md (atomic_test_and_set): New expander.
15524 (tasb, atomic_test_and_set_soft): New insns.
15525 * config/sh/sh.opt (menable-tas): New option.
15526 * doc/invoke.texi (SH Options): Document it.
15528 2012-03-05 Richard Guenther <rguenther@suse.de>
15530 * cfgloop.c (verify_loop_structure): Verify dominators before
15532 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
15533 dominators from here.
15534 * graphite-scop-detection.c (create_sese_edges): Likewise.
15535 * loop-doloop.c (doloop_optimize_loops): Likewise.
15536 * loop-init.c (loop_optimizer_init): Likewise.
15537 * loop-unroll.c (unroll_and_peel_loops): Likewise.
15538 * loop-unswitch.c (unswitch_loops): Likewise.
15539 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
15540 * tree-parloops.c (parallelize_loops): Likewise. Verify
15541 only when checking is enabled.
15542 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
15544 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
15546 * genautomata.c (parse_automata_opt): New static function.
15547 (initiate_automaton_gen): Remove all option handling code. Remove
15548 argc argument. All callers changed.
15549 (main): Call init_rtx_reader_args_cb with the new function as argument.
15551 2012-03-05 Richard Guenther <rguenther@suse.de>
15553 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
15554 * tree-if-conv.c (combine_blocks): Free post-dominator info
15556 * tree-parloops.c (create_parallel_loop): Free and re-compute
15557 dominator info after breaking it.
15559 2012-03-05 Richard Guenther <rguenther@suse.de>
15561 PR middle-end/52353
15562 * optabs.h (trapv_unoptab_p): New function.
15563 (trapv_binoptab_p): Likewise.
15564 * optabs.c (expand_binop): Use emit_libcall_block_1 with
15565 a proper equiv_may_trap argument.
15566 (expand_unop): Likewise.
15567 (emit_libcall_block_1): Take extra argument whether the
15568 instruction may trap. Renamed from ...
15569 (emit_libcall_block): ... this. New wrapper.
15571 2012-03-05 Jakub Jelinek <jakub@redhat.com>
15573 PR tree-optimization/51721
15574 * tree-vrp.c (register_edge_assert_for_2): If comparing
15575 lhs of right shift by constant with an integer constant,
15576 add ASSERT_EXPRs for the rhs1 of the right shift.
15578 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
15580 2012-03-05 Richard Guenther <rguenther@suse.de>
15582 * tree.c (integer_zerop): Handle VECTOR_CSTs.
15583 (integer_onep): Likewise.
15584 (integer_all_onesp): Likewise.
15586 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
15588 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
15590 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
15592 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
15593 instead of TARGET_64BIT.
15595 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
15597 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
15600 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
15602 * config/i386/i386.c (ix86_print_operand_address): Only handle
15603 zero-extended DImode addresses.
15605 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
15607 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
15608 taken and cputaken as bool.
15610 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
15612 * config/i386/constraints.md (Ya): New internal constraint.
15613 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
15614 (*zero_extendsidi2_rex64): Add x,x alternative.
15615 (*zero_extendsidi2): Ditto. Add o,0 alternative.
15616 Remove flags reg clobber. Adjust corresponding splits.
15617 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
15618 zero_extendqisi2 expanders using SWI12 mode iterator.
15619 (zero_extend<mode>si2_and): Macroize insn from
15620 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
15622 (*zero_extend<mode>si2): Macroize insn from
15623 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
15624 (*zero_extend*2_movzbl_and): Remove insn patterns.
15625 (zero_extendqihi2_and): Merge corresponding splitter.
15626 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
15627 (*zero_extend*2_movzbl_and): Remove insn patterns.
15628 (*anddi_1): Split TYPE_IMOVX instructions.
15629 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
15631 (and->zext splitter): Add splitter pattern.
15632 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
15634 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
15636 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
15638 (Debugging Options): Likewise.
15639 (Optimize Options): Likewise.
15640 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
15641 with other architectures. Use official processor names with correct
15642 spelling/capitalization. Fix formatting and grammar issues.
15643 (i386 and x86-64 Windows Options): Similar cleanup here.
15645 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
15647 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
15649 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
15651 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
15652 DBX_REGISTER_NUMBER.
15654 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
15656 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
15657 operand is CONST_INT. Take COSTS_N_INSNS into account.
15658 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
15661 2012-03-02 Richard Henderson <rth@redhat.com>
15663 * optabs.c (expand_atomic_test_and_set): Honor
15664 atomic_test_and_set_trueval even when atomic_test_and_set
15665 optab is not in use.
15667 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
15671 * config/sh/sh.c (sh_register_move_cost): Increase cost between
15672 GENERAL_REGS and FP_REGS for SImode.
15674 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
15677 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
15678 (absdi2): New expander.
15679 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
15681 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
15683 * config/sh/sync.md (atomic_exchange<mode>): New expander.
15684 (atomic_exchange<mode>_soft): New insn.
15686 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
15688 * config/sh/sync.md: Update copyright notice dates.
15689 (atomic_compare_and_swap<mode>): Use SImode for return value instead
15691 (atomic_compare_and_swap<mode>_soft): Likewise.
15693 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
15696 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
15697 * config/sh/sh.c: Update copyright notice dates.
15698 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
15699 alignment for TARGET_HARD_SH4.
15700 (sh_option_override): Reduce default function alignment. Set
15701 loop alignment to 4 bytes when not optimizing for size.
15703 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
15705 PR middle-end/50335
15706 * doc/invoke.texi (floop-flatten): Remove.
15707 * toplev.c (process_options): Remove references to flag_loop_flatten.
15708 * tree-ssa-loop.c (gate_graphite_transform): Same.
15709 * common.opt (floop-flatten): Obsolete.
15710 * graphite-poly.c (apply_poly_transforms): Remove reference to
15712 * Makefile.in (graphite-flattening.o): Remove.
15713 * graphite-flattening.c: Remove.
15715 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
15717 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
15718 having mode compatible with the mode of previous compare. Substitute
15719 compare mode of previous compare with the mode, compatible
15720 with eliminated and previous compare.
15722 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
15724 * config/rs6000/dfp.md (floatdidd2): New define_insn.
15726 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
15728 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
15729 compatible with CCGOCmode and CCGCmode.
15731 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
15733 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
15735 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
15737 * config/arm/arm.c (arm_sat_operator_match): New function.
15738 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
15739 * config/arm/arm.md ("insn" attribute): Add "sat" value.
15740 ("SAT", "SATrev"): New code iterators.
15741 ("SATlo", "SAThi"): New code iterator attributes.
15742 ("*satsi_<SAT:code>"): New pattern.
15743 ("*satsi_<SAT:code>_shift"): Likewise.
15744 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
15745 and "shift" attributes.
15746 ("arm_usatsihi"): Add "insn" attribute.
15747 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
15748 by powers of two. Do not allow shift by 32.
15750 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
15753 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
15754 to pass the argument in the register of "natural" mode.
15756 2012-03-02 Richard Guenther <rguenther@suse.de>
15758 PR tree-optimization/52406
15759 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
15760 (struct indices): Add unconstrained_base member.
15761 (struct dr_alias): Remove unused vops member.
15762 (DR_UNCONSTRAINED_BASE): New define.
15763 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
15764 add indices to allow their disambiguation. Make DR_BASE_OBJECT
15765 be an artificial access that covers the whole indexed object,
15766 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
15767 plain decl base-objects to their MEM_REF variant.
15768 (dr_may_alias_p): When the base-object of either data reference
15769 has unknown size use only points-to information.
15770 (compute_affine_dependence): Make dumps easier to read and
15772 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
15773 DR_REF when looking for packed references.
15774 (vect_supportable_dr_alignment): Likewise.
15776 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
15778 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
15779 Improve conditions for peepholes of loads followed by commutative
15781 * config/arm/ldmstm.md: Regenerated.
15783 2012-03-02 Richard Guenther <rguenther@suse.de>
15785 * BASE-VER: Set to 4.8.0.
15787 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
15789 * config.gcc (obsolete): Add all ARM targets using the FPA.
15790 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
15791 * doc/install.texi: Avoid references to obsolete ARM ports.
15793 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
15795 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
15797 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
15798 Joern Rennecke <joern.rennecke@embecosm.com>
15800 * doc/extend.texi: Expand and update information on interrupt
15801 attribute for Epiphany.
15803 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
15805 * config/sh/sh-protos.h: Update copyright notice dates.
15806 * config/sh/sh.h: Likewise.
15807 * config/sh/sh.md: Likewise.
15808 * config/sh/constraints.md: Likewise.
15809 * config/sh/predicates.md: Likewise.
15811 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
15813 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
15814 * config/sh/sh.c (tertiary_reload_operand): Likewise.
15816 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
15818 * config/sh/constraints.md: Fix comment typo.
15820 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15823 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
15824 unsigned HOST_WIDE_INT.
15825 (zvdep_imm64): Likewise.
15826 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
15827 (vdepi_and): Likewise.
15828 Likewise for unamed 64-bit patterns.
15829 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
15831 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
15834 PR rtl-optimization/52417
15835 * cselib.c (cselib_any_perm_equivs): New variable.
15836 (cselib_reset_table): Check that it's not set when not
15837 preserving constants.
15838 (cselib_add_permanent_equiv): Set it.
15839 (cselib_have_permanent_equivalences): New.
15840 (cselib_init, cselib_finish): Reset it.
15841 * cselib.h (cselib_have_permanent_equivalences): Declare.
15842 * alias.c (get_addr): Restore earlier behavior when there
15843 aren't permanent equivalences.
15845 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
15847 * config/mn10300/mn10300-modes.def: Fix copyright notice.
15848 * config/v850/v850-modes.def: Fix copyright notice.
15850 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
15852 * doc/extend.texi (AVR Built-in Functions): Document
15853 __builtin_avr_flash_segment.
15855 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
15856 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
15857 (*split.flash_segment): New insn-and-split.
15858 * config/avr/avr.c (avr_init_builtins): Add local variables:
15859 const_memx_void_node, const_memx_ptr_type_node,
15860 char_ftype_const_memx_ptr.
15862 2012-03-01 Jakub Jelinek <jakub@redhat.com>
15864 PR tree-optimization/52445
15865 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
15866 add ssa_name_ver, offset and size fields and change store field
15868 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
15869 (add_or_mark_expr): Likewise. Only consider previous stores
15870 with the same size and offset.
15871 (nt_init_block): Only look at gimple_assign_single_p stmts,
15872 doesn't look at rhs2.
15874 2012-03-01 Richard Guenther <rguenther@suse.de>
15876 PR middle-end/52443
15877 * tree-cfg.c (verify_gimple_assign_unary): Allow any
15878 conversions from integral types to pointer types.
15880 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
15882 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
15883 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
15884 unintentionally removed in r184616.
15886 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15888 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
15891 2012-02-29 Jakub Jelinek <jakub@redhat.com>
15892 Uros Bizjak <ubizjak@gmail.com>
15895 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
15896 alternatives, add "e" constraint to the new last alternative
15897 and ! to last 3 alternatives.
15899 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
15901 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
15902 DW_AT_artificial attributes at the end of the processing.
15903 (gen_array_type_die): Likewise.
15904 (gen_enumeration_type_die): Likewise.
15905 (gen_struct_or_union_type_die): Likewise.
15906 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
15909 2012-02-29 Jakub Jelinek <jakub@redhat.com>
15911 PR middle-end/52419
15912 * expr.c (expand_assignment): If doing misaligned store that doesn't
15913 cover all mode bits, perform a RMW cycle.
15915 PR tree-optimization/52429
15916 * tree-parloops.c (separate_decls_in_region_debug): Return early
15917 if var is LABEL_DECL.
15919 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15921 PR tree-optimization/52424
15922 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
15923 calling dom_thread_across_edge.
15925 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
15927 * config/avr/avr.c: Move definition of TARGET macros to end of file.
15929 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
15931 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
15932 * config/avr/avr.c (avr_output_bld): Remove unused function.
15933 (avr_out_sbxx_branch): Use "%T" to print bit position.
15935 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
15937 * config/avr/avr.md: Untabify.
15939 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
15941 * config/avr/avr.md (eqne): New code iterator.
15942 (*dec-and-branchsi): Use it in text peephole's condition.
15943 (*dec-and-branchhi): Ditto.
15944 (*dec-and-branchqi): Ditto.
15946 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
15949 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
15950 the device does not have the skip-bug.
15952 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
15954 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
15955 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
15956 -mpretend-cmove): New.
15958 2012-02-29 Jakub Jelinek <jakub@redhat.com>
15961 * df.h (struct df_d): Adjust comment that hard_regs_live_count
15962 doesn't count DEBUG_INSN refs.
15963 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
15964 for DEBUG_INSN refs.
15966 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15970 2012-02-20 Richard Guenther <rguenther@suse.de>
15971 PR tree-optimization/52298
15972 * tree-vect-stmts.c (vectorizable_load): Properly use
15973 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
15975 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
15977 PR middle-end/51752
15978 * gimple.h (gimple_in_transaction): New.
15979 (gimple_set_in_transaction): New.
15980 (struct gimple_statement_base): Add in_transaction field.
15981 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
15983 (tree_ssa_lim_initialize): Compute transaction bits.
15984 * tree.h (compute_transaction_bits): Protoize.
15985 * trans-mem.c (tm_region_init): Use the heap to store BB
15987 (compute_transaction_bits): New.
15989 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15991 * gcc.c (display_help): Document --help=common and sort entries
15994 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15996 * doc/install.texi: Document check-$LANG specific shortcuts
15998 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16001 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
16003 * config/arm/arm_neon.h: Regenerate.
16004 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
16005 (neon_vcgeu): New insn.
16006 (neon_vcgtu): Likewise.
16007 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
16008 (ops): Unsigned comparison intrinsics call a different builtin.
16010 2012-02-28 Richard Guenther <rguenther@suse.de>
16013 * config/i386/i386.c (ix86_expand_vector_set): Fix element
16014 ordering for the VEC_CONCAT for two element vectors for
16015 V2SFmode, V2SImode and V2DImode.
16017 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
16020 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
16021 detecting big-endian triplets.
16023 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
16025 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
16026 mode if there is no type information available.
16028 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
16030 PR tree-optimization/53207
16031 * doc/invoke.texi: Document as experimental and relying on graphite.
16033 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16035 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
16036 of initializer to changes from r184614.
16038 2012-02-28 Richard Guenther <rguenther@suse.de>
16040 PR tree-optimization/52395
16041 * tree-sra.c (build_ref_for_offset): Also look at the base
16042 TYPE_ALIGN when figuring out the alignment of the replacement.
16044 2012-02-28 Richard Guenther <rguenther@suse.de>
16046 PR tree-optimization/52402
16047 * ipa-prop.c (ipa_modify_call_arguments): Properly use
16048 mis-aligned types when creating the accesses at the call site.
16050 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16052 * config/avr/builtins.def: New file.
16053 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
16054 * config/avr/avr.c (enum avr_builtin_id): Use it.
16055 (avr_init_builtins): Use it. And use avr_bdesc.
16056 (bdesc_1arg): Remove.
16057 (bdesc_2arg): Remove.
16058 (bdesc_3arg): Remove.
16059 (struct avr_builtin_description): Add field n_args.
16060 (avr_bdesc): New static variable using builtins.def.
16061 (avr_expand_builtin): Use it.
16062 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
16063 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
16064 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
16066 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16069 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
16070 match only one single hard register with respective hard reg rtx.
16071 (movmemx_<mode>): Ditto.
16072 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
16073 insn anatomy of movmem[x]_<mode>.
16074 (avr_out_movmem): Same for printing assembler and operand usage.
16076 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16080 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
16081 address spaces located outside of device flash.
16083 * config/avr/avr.h (base_arch_s): Remove field n_segments.
16084 (mcu_type_s): Add field n_flash.
16085 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
16086 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
16087 (AVR_MCU): Add N_FLASH argument.
16088 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
16089 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
16090 macro __FLASH<n> if that address space makes sense for the device.
16091 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
16092 outside of target flash.
16093 (avr_asm_named_section): Ditto.
16094 (avr_asm_select_section): Ditto.
16095 (avr_addr_space_convert): Ditto.
16096 (avr_emit_movmemhi): Ditto.
16097 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
16098 address space is outside of device flash.
16099 (avr_insert_attributes): Ditto.
16100 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
16101 avr_current_arch->n_segments.
16103 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
16106 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
16107 (*movabs<mode>_2): Likewise.
16109 2012-02-27 Jakub Jelinek <jakub@redhat.com>
16112 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
16113 s_register_operand in the test instead of REG_P. Don't call
16114 gen_reg_rtx if it won't be used.
16116 PR tree-optimization/52376
16117 * ipa-split.c (split_function): Ignore CLOBBER stmts.
16119 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
16121 * ifcvt.c (noce_get_condition): Check condition variable is not
16122 small_register_classes_for_mode_p before accepting.
16124 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
16126 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
16128 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16131 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16132 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
16134 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
16136 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
16138 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
16140 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
16142 * config/sh/predicates.md: Remove blank lines.
16143 * config/sh/sh.c: Fix typos in comments.
16144 * config/sh/constraints.md: Likewise.
16145 * config/sh/sh.md: Remove blank lines.
16146 Fix typos in comments. Use ;; as comment characters.
16148 2012-02-26 Walter Lee <walt@tilera.com>
16150 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
16151 (replace_mov_pcrel_step2): Ditto.
16153 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
16156 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
16157 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
16158 and locs that reference values newer than the non-canonical value
16159 at hand. Return the canonical value as a worst case.
16160 (memrefs_conflict_p): Walk canonical value's locs.
16163 * cselib.c (preserve_only_constants): Rename to...
16164 (preserve_constants_and_equivs): ... this. Split out...
16165 (invariant_or_equiv_p): ... this. Preserve plus expressions
16166 of other preserved expressions too.
16167 (cselib_reset_table): Adjust.
16168 * var-tracking.c (reverse_op): Use canonical value to build
16171 2012-02-23 Kai Tietz <ktietz@redhat.com>
16173 * config/i386/i386.c (ix86_delegitimize_address): Handle
16174 UNSPEC_PCREL plus displacement.
16176 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
16179 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
16180 to test for unusedness in st X addressing.
16182 2012-02-24 Richard Guenther <rguenther@suse.de>
16184 PR middle-end/52361
16185 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
16186 (is_gimple_reg_type): Move inline ...
16187 * gimple.h (is_gimple_reg_type): ... here.
16189 2012-02-24 Richard Guenther <rguenther@suse.de>
16191 PR middle-end/52361
16192 * passes.c (execute_function_todo): When verifying SSA form
16193 verify gimple form first.
16194 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
16196 2012-02-24 Richard Guenther <rguenther@suse.de>
16198 PR middle-end/52355
16199 * fold-const.c (fold_addr_of_array_ref_difference): New function.
16200 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
16202 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16204 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
16206 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16208 * tree-phinodes.c (make_phi_node): Mark static.
16209 * tree-flow.h (make_phi_node): Remove extern decl.
16210 * doc/gimple.texi (make_phi_node): Remove documentation.
16212 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16214 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
16215 * tree-ssa-sccvn.c (print_scc): Ditto.
16217 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16219 * doc/passes.texi (Full redundancy elimination): Fix typo.
16221 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16223 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
16225 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
16228 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
16230 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
16233 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
16235 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
16237 * config/avr/avr.md (code_stdname): Add ior, xor.
16238 (xior): New code iterator.
16239 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
16240 (*<code_stdname><mode>qi.byte1-3): Ditto.
16242 2012-02-23 Jakub Jelinek <jakub@redhat.com>
16244 PR tree-optimization/52019
16245 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
16248 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16250 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
16251 HAVE_INITFINI_ARRAY to work around namespace pollution in
16252 certain versions of newlib system headers.
16253 * config.in: Regenerate.
16254 * configure: Regenerate.
16255 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
16256 instead of HAVE_INITFINI_ARRAY.
16258 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
16261 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
16262 is not offsettable memory reference.
16264 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
16267 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
16268 setting avr_need_clear_bss_p for __gnu_lto* symbols.
16270 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
16272 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
16273 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
16275 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16277 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
16278 library on Solaris 8 even without TLS support.
16279 * configure: Regenerate.
16281 2012-02-22 Richard Guenther <rguenther@suse.de>
16283 PR middle-end/52329
16284 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
16285 for GIMPLE_DEBUG stmts.
16287 2012-02-22 Martin Jambor <mjambor@suse.cz>
16289 PR middle-end/51782
16290 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
16291 according to the base object.
16293 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
16295 PR rtl-optimization/50063
16296 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
16297 and 2 (8-bit SP) in operand 2.
16298 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
16299 setup to use movhi_sp_r instead of vanilla move to write SP.
16300 Adjust REG_CFA notes to superseed unspec.
16301 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
16303 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
16304 known to be off) only with TARGET_NO_INTERRUPTS. Never use
16305 irq_state 1 (IRQ known to be on) here.
16307 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
16309 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
16311 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
16312 assign_hard_reg): Likewise.
16314 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
16316 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
16318 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
16320 * config/avr/avr.md
16321 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
16322 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
16324 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
16326 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
16327 prototype from here to...
16328 * config/avr/avr.h: ...here.
16330 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
16333 * thumb2.md (thumb2_shiftsi3_short): Split register and
16334 immediate shifts. For register shifts tie operands 0 and 1.
16335 (peephole2 for above): Check that register-controlled shifts
16336 have suitably tied operands.
16338 2012-02-21 Quentin Neill <quentin.neill@amd.com>
16341 * config/i386/bdver1.md (bdver1_call, bdver1_push,
16342 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
16343 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
16344 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
16345 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
16346 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
16347 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
16348 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
16349 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
16350 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
16351 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
16352 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
16353 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
16354 bdver1_ssevector_avx256_unaligned_load,
16355 bdver1_ssevector_sse128_unaligned_load,
16356 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
16357 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
16358 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
16359 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
16360 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
16361 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
16362 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
16363 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
16364 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
16365 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
16366 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
16367 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
16368 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
16369 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
16370 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
16371 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
16372 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
16373 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
16374 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
16375 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
16376 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
16377 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
16378 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
16379 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
16380 bdver1_ssediv_double_load, bdver1_ssediv_double,
16381 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
16382 Add "bdver2" attribute.
16384 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16386 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
16387 default if possible and not specified otherwise.
16389 2012-02-21 Richard Guenther <rguenther@suse.de>
16391 PR middle-end/52314
16392 * gimplify.c (create_tmp_from_val): Use the main variant type
16393 for the type of the temporary we create.
16395 2012-02-21 Richard Guenther <rguenther@suse.de>
16397 PR tree-optimization/52324
16398 * gimplify.c (gimplify_expr): When re-gimplifying expressions
16399 do not gimplify a MEM_REF address operand if it is already
16402 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16404 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
16405 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
16407 2012-02-21 Richard Guenther <rguenther@suse.de>
16409 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
16410 nested_in_vect_loop.
16412 2012-02-21 Jakub Jelinek <jakub@redhat.com>
16414 PR tree-optimization/52318
16415 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
16416 vdef also to non-pure/const call stmts in the sequence.
16418 2012-02-21 Tristan Gingold <gingold@adacore.com>
16420 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
16422 2012-02-20 David S. Miller <davem@davemloft.net>
16424 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
16425 don't use the "rd %pc" instruction on v9 for PIC register loads.
16427 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
16429 PR middle-end/52141
16430 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
16431 in a transaction safe function.
16433 2012-02-20 Kai Tietz <ktietz@redhat.com>
16436 * stor-layout.c (place_field): Handle desired_align for
16439 2012-02-20 Richard Guenther <rguenther@suse.de>
16441 PR tree-optimization/52298
16442 * tree-vect-stmts.c (vectorizable_store): Properly use
16443 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
16445 (vectorizable_load): Likewise.
16446 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
16447 Access DR_STEP after ensuring it is not NULL.
16449 2012-02-20 Jakub Jelinek <jakub@redhat.com>
16451 PR tree-optimization/52286
16452 * fold-const.c (fold_binary_loc): For (X & C1) | C2
16453 optimization use double_int_to_tree instead of build_int_cst_wide,
16454 rewrite to use double_int vars.
16456 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16459 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
16461 Remove -e 0 from $gcc_cv_ld invocation.
16462 Only use __GLIBC_PREREQ if defined.
16463 Enable on Solaris since Solaris 8 patch.
16464 (gcc_SUN_LD_VERSION): New macro.
16465 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
16466 gcc_SUN_LD_VERSION for version number format.
16467 * configure: Regenerate.
16468 * varasm.c (get_elf_initfini_array_priority_section): Set
16469 SECTION_NOTYPE for non-default priority.
16470 Use get_section instead of get_unnamed_section to emit
16471 .init_array/.fini_array with default priority.
16473 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
16475 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
16476 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
16477 (mips_start_unique_function, mips_output_mips16_rdhwr)
16478 (mips_code_end): New functions.
16479 (TARGET_ASM_CODE_END): Define.
16481 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
16483 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
16484 to stubs with non-sibling calls.
16486 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
16488 * doc/invoke.texi (-fira-* options): Copy-edit.
16489 (ira-* parameters): Copy-edit.
16491 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
16493 * doc/invoke.texi: Minor copy-edits to bring into conformance with
16494 GCC coding conventions.
16496 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
16498 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
16499 when used as adjectives.
16501 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
16503 * doc/invoke.texi: Clean up "that"/"which" confusion.
16505 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
16507 * system.h: Poison SMALL_REGISTER_CLASSES
16508 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
16509 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
16511 2012-02-16 Jakub Jelinek <jakub@redhat.com>
16513 PR tree-optimization/52285
16514 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
16515 when deciding if a call is a tail call or tail recursion.
16517 2012-02-16 Kai Tietz <ktietz@redhat.com>
16519 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
16520 interger-constant displacement for UNSPEC_PCREL.
16522 2012-02-16 Jakub Jelinek <jakub@redhat.com>
16524 PR rtl-optimization/52208
16525 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
16526 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
16528 PR tree-optimization/52255
16529 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
16530 loop->header has virtual PHI, but exit_e->dest doesn't, add
16531 virtual PHI to exit_e->dest and adjust all uses after the loop.
16534 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
16535 children with clone_tree_hash, not after it.
16537 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
16539 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
16540 extended identifiers.
16542 2012-02-16 Jakub Jelinek <jakub@redhat.com>
16544 PR middle-end/51929
16545 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
16546 a same_body_alias, also test whether e->callee isn't a former
16547 or current clone of the decl this is a same body alias of.
16549 PR translation/52264
16550 * cgraphunit.c (verify_cgraph_node): Fix a typo.
16552 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
16554 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
16556 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
16559 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
16560 force_reg instead of copy_to_reg for better optimization. Force
16561 non-register or memory operands into a register.
16563 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
16565 * extend.texi: Reserve upper bits of memory model for future use.
16567 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
16568 Anatoly Sokolov <aesok@post.ru>
16569 Eric Weddington <eric.weddington@atmel.com>
16572 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
16573 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
16574 Rewrite initializers for .macro.
16575 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
16576 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
16577 atxmega32d4, atxmega32x1.
16578 avrxmega4: atxmega64a3, atxmega64d3.
16579 avrxmega5: atxmega64a1, atxmega64a1u.
16580 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
16581 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
16582 avrxmega7: atxmega128a1, atxmega128a1u.
16583 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
16584 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
16585 (struct base_arch_s): Rename reserved to xmega_p.
16586 Rename reserved2 to have_rampd.
16587 (AVR_XMEGA): New define.
16588 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
16589 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
16590 * config/avr/predicates.md (io_address_operand): Take into
16591 account SFR offset.
16592 (low_io_address_operand): Ditto.
16593 (high_io_address_operand): Ditto.
16594 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
16595 (enabled, movhi_sp_r): Use them.
16596 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
16597 cpp_define_formatted to built-in define __AVR_ARCH__.
16598 (__AVR_XMEGA__): New built-in define.
16599 (__AVR_HAVE_RAMPD__): New built-in define.
16600 (__AVR_HAVE_RAMPX__): New built-in define.
16601 (__AVR_HAVE_RAMPY__): New built-in define.
16602 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
16604 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
16605 (avr_option_override): Initialize them.
16606 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
16607 (avr_init_expanders): Initialize them. No more block several calls.
16608 (emit_push_sfr): New static function.
16609 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
16611 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
16612 (avr_print_operand): Print addreeses as symbols for
16613 RAMPX, RAMPY, RAMPD, CCP.
16614 (output_movhi): Handle AVR_XMEGA when writing to SP.
16615 (avr_out_movhi_mr_r_xmega): New static function.
16616 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
16617 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
16618 __RAMPD__, __CCP__ as needed.
16620 * config/avr/multilib.h: Regenerate.
16621 * config/avr/t-multilib: Regenerate.
16622 * config/avr/avr-tables.opt: Regenerate.
16624 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
16626 PR tree-optimization/50561
16627 * graphite-flattening.c (lst_project_loop): Do not
16628 remove old scattering dimensions after flattening.
16629 (lst_do_flatten): Likewise.
16631 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
16633 * doc/extend.texi (AVR Built-in Functions): Remove doc for
16634 __builtin_avr_map8, __builtin_avr_map16.
16635 Document __builtin_avr_insert_bits.
16637 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
16638 (insert_bits): New insn.
16639 (adjust_len.map_bits): Rename to insert_bits.
16640 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
16641 * avr-protos.h (avr_out_map_bits): Remove.
16642 (avr_out_insert_bits, avr_has_nibble_0xf): New.
16643 * config/avr/constraints.md (Cxf,C0f): New.
16644 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
16645 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
16646 New built-in define __BUILTIN_AVR_INSERT_BITS.
16647 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
16648 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
16649 (avr_move_bits): Rewrite.
16650 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
16652 (avr_map_op_t): New typedef.
16653 (avr_map_op): New static variable.
16654 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
16655 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
16656 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
16657 (bdesc_3arg, avr_expand_triop_builtin): New.
16658 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
16659 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
16660 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
16661 (avr_map_equal_p, avr_map_sig_p): Remove.
16662 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
16663 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
16664 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
16665 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
16666 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
16667 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
16669 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
16671 * config/c6x/c6x.md (reserve_cycles): New attribute.
16672 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
16673 don't reserve functional units after the branch occurs.
16675 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
16677 PR middle-end/52142
16678 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
16679 functions into non-tm_pure functions.
16681 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
16684 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
16685 (iterative_hash_canonical_type): Likewise.
16686 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
16689 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
16691 * haifa-sched.c (prune_ready_list): Ensure that if there is a
16692 sched-group insn, it either remains alone or the entire list is pruned.
16694 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
16696 * doc/install.texi (Prerequisites): Fix grammar.
16697 (Configuration): Likewise.
16699 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
16701 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
16702 MPC as part of GCC before describing configuring with --with-gmp etc.
16703 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
16704 sources are present.
16706 2012-02-14 Jakub Jelinek <jakub@redhat.com>
16709 * dwarf2out.c (clone_tree_hash): New function.
16710 (copy_decls_walk): Use it instead of clone_tree.
16712 2012-02-14 Richard Guenther <rguenther@suse.de>
16714 PR tree-optimization/52244
16715 PR tree-optimization/51528
16716 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
16717 replacements for integral types.
16719 2012-02-14 Walter Lee <walt@tilera.com>
16721 * config.gcc: Handle tilegx and tilepro.
16722 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
16723 tilegx and tilepro.
16724 Add HAVE_AS_TLS check for tilegx and tilepro.
16725 * configure: Regenerate.
16726 * doc/contrib.texi: Add Mat Hostetter and self.
16727 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
16728 Document instruction intrinsics and network accessing intrinsics.
16729 (TILEPro Built-in Functions): New node. Document instruction
16730 intrinsics and network accessing intrinsics.
16731 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
16732 (Specific, tilepro-*-linux*): Likewise.
16733 * doc/invoke.texi (TILE-Gx Options): New section.
16734 (TILEPro Options): New section.
16735 * doc/md.texi (TILE-Gx): New section.
16736 (TILEPro): New section.
16737 * common/config/tilegx/tilegx-common.c: New file.
16738 * common/config/tilepro/tilepro-common.c: New file.
16739 * config/tilegx/constraints.md: New file.
16740 * config/tilegx/linux.h: New file.
16741 * config/tilegx/mul-tables.c: New file.
16742 * config/tilegx/predicates.md: New file.
16743 * config/tilegx/sync.md: New file.
16744 * config/tilegx/t-tilegx: New file.
16745 * config/tilegx/tilegx-builtins.h: New file.
16746 * config/tilegx/tilegx-c.c: New file.
16747 * config/tilegx/tilegx-generic.md: New file.
16748 * config/tilegx/tilegx-modes.def: New file.
16749 * config/tilegx/tilegx-multiply.h: New file.
16750 * config/tilegx/tilegx-protos.h: New file.
16751 * config/tilegx/tilegx.c: New file.
16752 * config/tilegx/tilegx.h: New file.
16753 * config/tilegx/tilegx.md: New file.
16754 * config/tilegx/tilegx.opt: New file.
16755 * config/tilepro/constraints.md: New file.
16756 * config/tilepro/gen-mul-tables.cc: New file.
16757 * config/tilepro/linux.h: New file.
16758 * config/tilepro/mul-tables.c: New file.
16759 * config/tilepro/predicates.md: New file.
16760 * config/tilepro/t-tilepro: New file.
16761 * config/tilepro/tilepro-builtins.h: New file.
16762 * config/tilepro/tilepro-c.c: New file.
16763 * config/tilepro/tilepro-generic.md: New file.
16764 * config/tilepro/tilepro-modes.def: New file.
16765 * config/tilepro/tilepro-multiply.h: New file.
16766 * config/tilepro/tilepro-protos.h: New file.
16767 * config/tilepro/tilepro.c: New file.
16768 * config/tilepro/tilepro.h: New file.
16769 * config/tilepro/tilepro.md: New file.
16770 * config/tilepro/tilepro.opt: New file.
16772 2012-02-14 Jakub Jelinek <jakub@redhat.com>
16774 PR tree-optimization/52210
16775 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
16776 vect_model_simple_cost with two entry vect_def_type array instead
16777 of an address of dt.
16779 2012-02-14 Richard Guenther <rguenther@suse.de>
16782 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
16783 Do not stream DECL_QUALIFIER.
16784 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
16785 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
16786 (find_decls_types_r): Do not walk DECL_QUALIFIER.
16788 2012-02-14 Jakub Jelinek <jakub@redhat.com>
16791 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
16794 2012-02-13 Jakub Jelinek <jakub@redhat.com>
16797 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
16798 * cselib.c (cselib_subst_to_values_from_insn): New function.
16799 * sched-deps.c (add_insn_mem_dependence,
16800 sched_analyze_1, sched_analyze_2): Use it.
16802 2012-02-13 Jan Hubicka <jh@suse.cz>
16804 PR middle-end/52214
16805 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
16807 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
16809 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
16810 (GTM_SELF_SPECS): Define if not already defined.
16811 (driver_self_specs): Add GTM_SELF_SPECS.
16812 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
16813 (GTM_SELF_SPECS): Define.
16814 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
16815 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
16817 2012-02-13 Jakub Jelinek <jakub@redhat.com>
16819 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
16822 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
16824 PR middle-end/52230
16825 * omp-low.c (expand_omp_for): If a static schedule without chunk size
16826 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
16828 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
16831 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
16833 2012-02-13 Richard Guenther <rguenther@suse.de>
16835 PR translation/52211
16836 * passes.c (enable_disable_pass): Fix typo.
16838 2012-02-13 Jakub Jelinek <jakub@redhat.com>
16840 PR middle-end/52209
16841 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
16842 XOR for reduce_bit_field if type is unsigned.
16844 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
16846 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
16847 disallow changes from SFmode to mode with different size in FP regs.
16849 2012-02-12 Robert Millan <rmh@gnu.org>
16850 Gerald Pfeifer <gerald@pfeifer.com>
16852 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
16855 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
16857 PR rtl-optimization/52175
16858 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
16859 to frame-related instructions.
16861 2012-02-10 Jason Merrill <jason@redhat.com>
16864 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
16865 (demangle_new_symbols): Fill it.
16866 (scan_linker_output): Walk it.
16867 (start_tweaking): Split out from scan_linker_output.
16868 (maybe_tweak): Update sym->chosen.
16869 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
16871 2012-02-11 Jakub Jelinek <jakub@redhat.com>
16874 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
16876 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
16878 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
16879 having the same mode as previous compare.
16881 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
16883 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
16884 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
16885 (nonlocal_goto_internal): Likewise.
16886 (nonlocal_goto): Emit a use and an indirect jump directly.
16888 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
16891 * doc/extend.texi : Update comments for __atomic_compare_exchange and
16892 __atomic_{is,always}_lock_free.
16894 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
16897 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
16898 negative constant address for TARGET_X32.
16900 2012-02-10 Richard Henderson <rth@redhat.com>
16902 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
16903 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
16904 for GIMPLE_TRANSACTION. Tidy if's into a switch.
16906 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16907 Ira Rosen <irar@il.ibm.com>
16909 PR tree-optimization/50031
16910 * targhooks.c (default_builtin_vectorization_cost): Handle
16911 vec_promote_demote.
16912 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
16913 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
16914 all types of reduction and pattern statements.
16915 (vect_estimate_min_profitable_iters): Likewise.
16916 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
16917 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
16918 for explicit realigns.
16919 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
16920 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
16921 vec_promote_demote.
16922 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
16923 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
16924 vec_perm for VSX and handle vec_promote_demote.
16926 2012-02-10 Jakub Jelinek <jakub@redhat.com>
16928 PR middle-end/52177
16929 * builtins.c (fold_builtin_atomic_always_lock_free,
16930 expand_builtin_atomic_always_lock_free,
16931 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
16932 Return and/or test boolean_true_node/boolean_false_node instead of
16933 integer_one_node/integer_zero_node.
16935 2012-02-10 Jan Hubicka <jh@suse.cz>
16937 PR middle-end/48600
16938 * predict.c (predict_paths_for_bb): Prevent looping.
16939 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
16941 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
16943 * config/arm/arm.c (output_move_double): In one case properly
16944 count number of instructions that will be emitted.
16946 2012-02-10 Richard Guenther <rguenther@suse.de>
16948 PR translation/52193
16949 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
16951 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
16953 PR middle-end/52140
16954 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
16956 2012-02-09 Jakub Jelinek <jakub@redhat.com>
16959 * var-tracking.c (emit_note_insn_var_location): If
16960 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
16961 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
16962 non-NOTE_DURING_CALL_P insn.
16964 2012-02-09 Bin Cheng <bin.cheng@arm.com>
16966 PR middle-end/51867
16967 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
16969 2012-02-08 Magnus Granberg <zorry@gentoo.org>
16972 * gcc.c (switch_matches) Support switches with separated form,
16975 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
16977 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
16979 (RAMPZ_ADDR): Ditto.
16980 * config/avr/avr.c (avr_addr_t): New typedef.
16981 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
16982 (avr_init_expanders): Initialize it.
16983 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
16985 (expand_epilogue): Ditto.
16986 (avr_print_operand): Ditto.
16987 (avr_file_start): Ditto.
16988 (avr_emit_movmemhi): Ditto.
16990 2012-02-08 Richard Guenther <rguenther@suse.de>
16992 PR tree-optimization/46886
16993 * tree-flow.h (do_while_loop_p): Declare.
16994 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
16995 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
16997 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
16999 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
17000 always succeed for integers larger than a native word.
17002 2012-02-08 Richard Guenther <rguenther@suse.de>
17004 PR rtl-optimization/52170
17005 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
17006 properly handle integer vector modes.
17008 2012-02-08 Jakub Jelinek <jakub@redhat.com>
17010 PR gcov-profile/52150
17011 * coverage.c: Include target.h.
17012 (build_var): Call targetm.strip_name_encoding on the assembler name.
17013 Change one _ into . or $ if the target allows it.
17014 * Makefile.in (coverage.o): Depend on $(TARGET_H).
17016 PR rtl-optimization/52139
17017 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
17018 is a BARRIER after emit_insn_after_noloc, move BB_END
17019 to the last non-BARRIER insn before it.
17021 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
17023 PR middle-end/24306
17024 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
17025 (mips_gimplify_va_arg_expr): Call it instead of
17026 std_gimplify_va_arg_expr.
17028 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17030 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
17031 message for -mno-pointers-to-nested-function.
17033 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
17035 PR middle-end/51994
17036 * expr.c (get_inner_reference): If there is an offset, add a negative
17037 bit position to it (if any).
17039 2012-02-07 Jakub Jelinek <jakub@redhat.com>
17041 PR rtl-optimization/52060
17042 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
17043 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
17044 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
17045 and/or i0src_copy2 when needed.
17047 2012-02-07 Jakub Jelinek <jakub@redhat.com>
17049 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
17050 or LTOPLUGINSONAME if have_c.
17052 * config/freebsd-spec.h: Add comment about what macros can be defined
17054 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
17055 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
17058 2012-02-07 Richard Guenther <rguenther@suse.de>
17060 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
17061 newline in -alias dumps.
17063 2012-02-07 Kai Tietz <ktietz@redhat.com>
17064 Dave Korn <dave.korn.cygwin@gmail.com>
17067 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
17068 Take care that typinfo gets dllexport-attribute.
17070 2012-02-07 Jakub Jelinek <jakub@redhat.com>
17072 PR middle-end/52074
17073 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
17074 if modifier < EXPAND_SUM call force_operand on the result.
17076 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
17078 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
17079 adding __forwarder_dst__ prefix if a forwarder_section attribute is
17081 (epiphany_function_type): Replace types for specific interrupts with
17082 EPIPHANY_FUNCTION_INTERRUPT.
17083 (EPIPHANY_INTERRUPT_P): Update.
17084 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
17085 New static function.
17086 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
17087 <disinterrupt>: Affects type identity.
17088 (epiphany_handle_interrupt_attribute): Handle variable number of
17090 (epiphany_compute_function_type): Update for new
17091 epiphany_function_type definition.
17092 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
17093 handlers with a longcall forwarder.
17094 (epiphany_start_function): Handle multiple interrupt arguments and/or
17095 forwarder_section attribute.
17097 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
17100 2012-02-07 Alan Modra <amodra@gmail.com>
17103 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
17106 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17108 PR tree-optimization/50969
17109 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
17110 use vec_perm rather than vector_stmt.
17111 (vect_model_load_cost): Likewise.
17112 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
17113 vec_perm to be the same as other vector statements.
17114 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
17115 cost of vec_perm for TARGET_VSX.
17117 2012-02-06 Richard Guenther <rguenther@suse.de>
17119 PR tree-optimization/52115
17120 * tree-sra.c (access_has_replacements_p): New function.
17121 (sra_modify_assign): Use it to decide whether a use is uninitialized.
17123 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
17125 PR middle-end/52047
17126 * trans-mem.c (expand_call_tm): Add an assertion.
17127 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
17130 2012-02-06 Richard Guenther <rguenther@suse.de>
17132 PR tree-optimization/50955
17133 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
17134 raise cost of expressions that replace an address with an
17135 expression based on a different pointer.
17137 2012-02-06 Jakub Jelinek <jakub@redhat.com>
17140 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
17141 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
17143 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
17146 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
17147 -Weffc++ and specify guidelines come from second edition.
17149 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
17151 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
17152 (sibcall_value_multiple_internal, call_split, call_internal_direct)
17153 (call_direct_split, call_value_split, call_value_internal_direct)
17154 (call_value_direct_split, call_value_multiple_split): Use jal and
17155 jal_macro attributes.
17157 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
17159 * reload1.c (reload_regs_reach_end_p): Replace with...
17160 (reload_reg_rtx_reaches_end_p): ...this function.
17161 (new_spill_reg_store): Update commentary.
17162 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
17163 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
17164 before setting new_spill_reg_store.
17165 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
17166 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
17167 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
17168 for non-spill reload registers.
17170 2012-02-05 Ira Rosen <irar@il.ibm.com>
17172 PR tree-optimization/52091
17173 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
17174 (vect_is_simple_use_1): Likewise.
17175 * tree-vect-loop.c (vectorizable_reduction): Update calls
17176 to vect_is_simple_use_1 and vect_is_simple_use.
17177 (vectorizable_live_operation): Likewise.
17178 * tree-vect-patterns.c (widened_name_p,
17179 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
17180 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
17181 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17182 vectorizable_shift,vectorizable_operation, vectorizable_store,
17183 vectorizable_load): Likewise.
17184 (vect_is_simple_cond): Add an argument, pass it to
17185 vect_is_simple_use_1.
17186 (vectorizable_condition): Update calls to vect_is_simple_cond,
17187 vect_is_simple_use.
17188 (vect_is_simple_use): Add an argument, the statement in which
17189 OPERAND is used. Check that if OPERAND's def stmt is a double
17190 reduction phi node, the use is a phi node too.
17191 (vect_is_simple_use_1): Add an argument, pass it to
17192 vect_is_simple_use.
17193 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
17194 to vect_is_simple_use.
17196 2012-02-04 Jakub Jelinek <jakub@redhat.com>
17198 PR rtl-optimization/52095
17199 * modulo-sched.c (dump_insn_locator): New function.
17200 (loop_canon_p, sms_schedule): Use it.
17202 PR rtl-optimization/52113
17203 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
17204 even for decomposable shift/zext insns.
17206 2012-02-03 Jakub Jelinek <jakub@redhat.com>
17207 Zdenek Dvorak <ook@ucw.cz>
17209 PR rtl-optimization/52092
17210 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
17211 on get_iv_value result.
17213 2012-02-02 Andrew Pinski <apinski@cavium.com>
17215 PR middle-end/47982
17216 PR middle-end/43967
17217 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
17219 2012-02-02 Jakub Jelinek <jakub@redhat.com>
17221 PR middle-end/48071
17222 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
17224 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
17226 PR rtl-optimization/49800
17227 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
17228 (sched_finish): Call regstat_free_n_sets_and_refs.
17230 2012-02-02 Jia Liu <proljc@gmail.com>
17232 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
17235 2012-02-02 Jan Hubicka <jh@suse.cz>
17236 Tom de Vries <tom@codesourcery.com>
17238 PR middle-end/51998
17239 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
17240 * varpool.c (varpool_analyze_pending_decls): Likewise.
17242 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
17243 Jayant R Sonar <jayant.sonar@kpitcummins.com>
17245 * config.gcc: Add cr16-* support.
17247 * doc/extend.texi: Document cr16 extensions.
17248 * doc/install.texi: Document cr16 install.
17249 * doc/invoke.texi: Document cr16 options.
17250 * doc/md.texi: Document cr16 constraints.
17252 * common/config/cr16/cr16-common.c: New file.
17253 * config/cr16/cr16.c: New file.
17254 * config/cr16/cr16.h: New file.
17255 * config/cr16/cr16.md: New file.
17256 * config/cr16/cr16.opt: New file.
17257 * config/cr16/cr16-protos.h: New file.
17258 * config/cr16/predicates.md: New file.
17259 * config/cr16/constraints.md: New file.
17260 * config/cr16/t-cr16: New file.
17262 2012-02-02 Jakub Jelinek <jakub@redhat.com>
17265 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
17266 that operands[2] is either immediate, or q_regs_operand.
17268 PR tree-optimization/52073
17269 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
17270 a pattern stmt for pattern uses, ignore uses outside of the loop.
17272 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
17274 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
17275 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
17276 (OUT_AS1, OUT_AS2): Remove.
17278 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
17280 PR rtl-optimization/51374
17281 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
17282 to cross other volatile_refs_p insns.
17284 2012-02-01 Richard Guenther <rguenther@suse.de>
17286 * doc/invoke.texi (fno-inline): Clarify documentation.
17287 (finline-small-functions): Likewise.
17288 (finline-functions): Likewise.
17289 * common.opt (finline): Adjust comment and documentation.
17290 (finline-small-functions): Clarify documentation.
17291 (finline-functions): Likewise.
17292 (finline-functions-called-once): Likewise.
17294 2012-02-01 Tristan Gingold <gingold@adacore.com>
17296 * c-typeck.c (composite_type): Keep mode for pointers.
17298 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
17300 * function.h (regno_reg_rtx): Adjust comment.
17301 * reginfo.c (init_reg_modes_target): Only use the previous mode
17302 if it fits within one register. Remove MIPS comment.
17304 2012-01-31 Jakub Jelinek <jakub@redhat.com>
17307 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
17309 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17311 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
17312 to srak instruction.
17314 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
17316 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
17318 2012-01-31 Jakub Jelinek <jakub@redhat.com>
17323 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
17325 2012-01-31 Richard Guenther <rguenther@suse.de>
17327 PR tree-optimization/51528
17328 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
17331 2012-01-31 Jakub Jelinek <jakub@redhat.com>
17336 * ree.c (add_removable_extension): Change def_map argument
17337 to unsigned *, store in def_map 1 + offset into *insn_list vector
17338 instead of pointers into the vector.
17339 (find_removable_extensions): Adjust caller.
17341 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
17343 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
17344 Transform all "* quoted-c-code" to { c-code }.
17345 Remove redundant test for "optimize" in combine patterns.
17346 Move (include "avr-dimode.md") to end of file.
17348 2012-01-30 Bin Cheng <bin.cheng@arm.com>
17351 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
17352 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
17354 2012-01-30 Richard Guenther <rguenther@suse.de>
17356 PR tree-optimization/52028
17357 * tree-loop-distribution.c (ldist_gen): Properly update
17360 2012-01-30 Jakub Jelinek <jakub@redhat.com>
17363 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
17364 set_cur_line_info_table if not emitting debug info.
17366 PR tree-optimization/52046
17367 * tree-vect-patterns.c (check_bool_pattern): Give up if
17368 a comparison could throw.
17371 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
17373 2012-01-30 Richard Guenther <rguenther@suse.de>
17375 PR tree-optimization/52045
17376 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
17377 SSA form if cfgcleanup did anything.
17379 2012-01-30 Richard Guenther <rguenther@suse.de>
17381 PR tree-optimization/52045
17382 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
17383 before computing final todo.
17385 2012-01-30 Richard Guenther <rguenther@suse.de>
17387 PR tree-optimization/51528
17388 * tree-sra.c (sra_modify_assign): Re-factor in preparation
17391 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
17393 * df-problems.c (df_kill_notes): Check that the use refers
17394 to the note under examination.
17396 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
17399 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
17400 parameter and use short-lived pseudos.
17401 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
17402 (sparc_expand_vector_init): Const-ify local variables and adjust
17403 calls to above functions.
17405 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
17407 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
17409 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
17411 * doc/invoke.texi: Make usage of "compile time" and
17412 "run time"/"runtime" consistent throughout the file.
17414 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
17416 * config/alpha/alpha.c (alpha_option_override): Default to
17417 full IEEE compliance mode for Go language.
17419 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
17421 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
17422 (LINK_SSP_SPEC): Define.
17424 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17427 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
17430 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
17432 * doc/invoke.texi: Correct hyphenation of "floating point",
17433 "double precision", and related terminology throughout the file.
17435 2012-01-28 Jakub Jelinek <jakub@redhat.com>
17438 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
17439 arm_general_register_operand predicate for operand 2 instead of
17442 2012-01-27 Ian Lance Taylor <iant@google.com>
17445 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
17446 * builtins.c (expand_builtin_init_trampoline): Add onstack
17447 parameter. Change caller.
17448 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
17449 * tree.c (build_common_builtin_nodes): Declare
17450 __builtin_init_heap_trampoline.
17452 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
17454 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
17455 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
17456 * config/avr/avr.c: Ditto.
17457 (avr_regnames): Remove because unused.
17458 * config/avr/avr.md (*cpse.ne): New peephole.
17459 (*cpse.eq): New peephole from former cpse peepholes.
17461 2012-01-27 Michael Eager <eager@eagercon.com>
17463 * config/microblaze.c (microblaze_emit_compare): Correct
17464 test after pcmp instruction.
17466 2012-01-27 Richard Guenther <rguenther@suse.de>
17468 PR tree-optimization/52020
17469 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
17471 2012-01-27 Richard Guenther <rguenther@suse.de>
17473 * ipa-pure-const.c (check_stmt): Clobbers do not make a
17474 function non-const/pure.
17476 2012-01-27 Richard Guenther <rguenther@suse.de>
17478 PR tree-optimization/50444
17479 * tree-sra.c (build_ref_for_offset): Properly adjust the
17480 MEM_REF type for unaligned accesses.
17482 2012-01-27 Richard Guenther <rguenther@suse.de>
17484 PR tree-optimization/50444
17485 * expr.c (mem_ref_refers_to_non_mem_p): New function.
17486 (expand_assignment): Use it. Properly handle misaligned
17487 bases when expanding stores to component references.
17488 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
17489 refactor that case.
17491 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
17493 PR middle-end/51389
17494 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
17495 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
17496 * tree-data-ref.c (find_data_references_in_loop): Make static.
17497 (compute_all_dependences): Change return type to bool. Bail out
17498 for too many datarefs in a loop. Move the hunk resetting the data
17499 dependences vector from ...
17500 (compute_data_dependences_for_loop): ... here. Account for
17501 compute_all_dependences returning false.
17502 (compute_data_dependences_for_bb): Likewise.
17503 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
17504 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
17506 2012-01-27 Richard Guenther <rguenther@suse.de>
17508 PR middle-end/51959
17509 * expr.c (store_field): Use the alias-set of the scratch memory
17512 2012-01-27 Tom de Vries <tom@codesourcery.com>
17514 PR tree-optimization/51990
17515 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17517 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
17519 2012-01-27 Jakub Jelinek <jakub@redhat.com>
17522 * var-tracking.c (reverse_op): Don't add any reverse operation
17523 if V already has any constant locations.
17525 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
17527 * doc/invoke.texi: Correct usage of "command line" (noun)
17528 vs "command-line" (adjective) throughout.
17530 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
17532 * doc/invoke.texi (Language Independent Options): Move
17533 -Wcoverage-mismatch blurb from here....
17534 (Warning Options): ...to here.
17536 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
17538 * config/rs6000/rs6000.c (rs6000_option_override_internal):
17539 Set rs6000_always_hint to false for 476.
17541 2012-01-27 Matthias Klose <doko@ubuntu.com>
17543 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
17545 * incpath.c (add_standard_paths): Likewise.
17547 2012-01-27 Richard Henderson <rth@redhat.com>
17549 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
17550 * config/m68k/sync.md (atomic_test_and_set): Rename from
17551 sync_test_and_setqi and adjust the operands.
17552 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
17553 and unconditionally enable.
17555 2012-01-27 Richard Henderson <rth@redhat.com>
17557 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
17558 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
17559 (ldstub): Rename from ldstubqi.
17560 (ldstub<I24MODE>): Remove.
17562 2012-01-27 Richard Henderson <rth@redhat.com>
17564 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
17565 * c-cppbuiltin.c (cpp_atomic_builtins): Define
17566 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
17567 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
17568 * doc/tm.texi: Rebuild.
17570 2012-01-27 Richard Henderson <rth@redhat.com>
17572 * optabs.c (gen_atomic_test_and_set): Remove default.
17573 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
17575 2012-01-26 Jakub Jelinek <jakub@redhat.com>
17577 PR rtl-optimization/51978
17578 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
17579 (combine_reaching_defs): Likewise.
17580 (struct re_info): Remove.
17581 (add_removable_extension): Remove x and data arguments,
17582 add insn, insn_list and def_map. Use the arguments directly
17583 instead of using struct re_info.
17584 (find_removable_extensions): Don't call add_removable_extension
17585 through note_stores, instead just call it with single_set
17586 result if non-NULL.
17587 (find_and_remove_re): Pass curr_cand->expr instead of
17588 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
17590 2012-01-26 Michael Matz <matz@suse.de>
17592 PR tree-optimization/46590
17593 * cfgexpand.c: Revert last change (r183305).
17594 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
17596 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
17597 checking for emptiness.
17599 2012-01-26 Jakub Jelinek <jakub@redhat.com>
17601 PR middle-end/51895
17602 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
17603 non-addressable non-BLKmode base correctly.
17605 2012-01-26 Michael Matz <matz@suse.de>
17607 PR tree-optimization/48794
17608 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
17609 regions referenced from RESX/EH_DISPATCH.
17611 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17613 * config/s390/s390.h: Make BRANCH_COST an option.
17614 * config/s390/s390.opt: New option -mbranch-cost.
17616 2012-01-26 Richard Henderson <rth@redhat.com>
17618 Revert 2012-01-24 change:
17619 * trans-mem.c (requires_barrier): Do not instrument thread local
17620 variables and emit save/restore for them.
17622 2012-01-25 Jakub Jelinek <jakub@redhat.com>
17624 PR middle-end/51986
17625 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
17628 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
17630 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
17633 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
17636 Rename __pgm to __flash.
17637 Rename __pgm1 to __flash1.
17638 Rename __pgm2 to __flash2.
17639 Rename __pgm3 to __flash3.
17640 Rename __pgm4 to __flash4.
17641 Rename __pgm5 to __flash5.
17642 Rename __pgmx to __memx.
17643 * doc/extend.texi (AVR Named Address Spaces)
17644 Rename address space names as indicated above.
17645 * config/avr/avr.c (avr_addrspace): Ditto.
17647 * config/avr/avr-protos.h
17648 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
17649 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
17650 * config/avr/predicates.md: Ditto.
17651 * config/avr/avr.c Ditto, and
17652 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
17653 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
17655 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
17656 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
17657 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
17658 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
17659 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
17660 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
17661 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
17662 * config/avr/avr.c: Ditto.
17663 * config/avr/avr.md: Ditto.
17665 2012-01-25 Jason Merrill <jason@redhat.com>
17668 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
17670 2012-01-25 Jakub Jelinek <jakub@redhat.com>
17672 PR tree-optimization/51987
17673 * tree-data-ref.c (get_references_in_stmt): Handle references in
17674 non-volatile GIMPLE_ASM.
17676 2012-01-25 Richard Guenther <rguenther@suse.de>
17678 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
17679 bases are dereferenced.
17681 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
17683 PR rtl-optimization/48374
17684 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
17686 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
17688 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
17689 compute_data_dependences_for_loop returns false.
17690 * tree-parloops.c (loop_parallel_p): Likewise.
17692 2012-01-25 Richard Guenther <rguenther@suse.de>
17694 * tree.h (get_pointer_alignment_1): Declare.
17695 * builtins.c (get_pointer_alignment_1): New function.
17696 (get_pointer_alignment): Use it.
17698 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
17700 PR rtl-optimization/48308
17701 * combine.c (enum undo_kind): Add UNDO_LINKS.
17702 (struct undo): Add member l to other_contents and where.
17703 (do_SUBST_LINK): New.
17705 (try_combine): Handle LOG_LINKS for the dummy i1 case.
17706 (undo_all): Handle UNDO_LINKS.
17708 2012-01-25 Richard Henderson <rth@redhat.com>
17710 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
17713 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
17715 * optabs.c (gen_atomic_test_and_set): Use each argument.
17717 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
17719 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
17720 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
17721 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
17722 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
17723 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
17724 TARGET_PAIRED_SINGLE_FLOAT.
17726 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
17728 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
17729 (in_struct, return_val): Remove MEM documentation.
17730 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
17731 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
17732 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
17734 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
17735 * cfgexpand.c (add_alias_set_conflicts): Likewise.
17736 * expr.c (store_field): Likewise.
17737 * function.c (assign_stack_temp_for_type): Likewise.
17738 * ifcvt.c (noce_try_cmove_arith): Likewise.
17739 * reload1.c (reload): Likewise.
17740 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
17741 (alpha_set_memflags): Likewise.
17742 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
17744 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
17746 * rtl.h (true_dependence, canon_true_dependence): Remove varies
17748 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
17749 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
17750 (true_dependence_1, true_dependence, canon_true_dependence): Remove
17752 * cselib.c (cselib_rtx_varies_p): Delete.
17753 (cselib_invalidate_mem): Update call to canon_true_dependence.
17754 * dse.c (record_store, check_mem_read_rtx): Likewise.
17755 (scan_reads_nospill): Likewise.
17756 * cse.c (check_dependence): Likewise.
17757 (cse_rtx_varies_p): Delete.
17758 * expr.c (safe_from_p): Update call to true_dependence.
17759 * ira.c (validate_equiv_mem_from_store): Likewise.
17760 (memref_referenced_p): Likewise.
17761 * postreload-gcse.c (find_mem_conflicts): Likewise.
17762 * sched-deps.c (sched_analyze_2): Likewise.
17763 * store-motion.c (load_kills_store): Likewise.
17764 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
17765 * gcse.c (mems_conflict_for_gcse_p): Likewise.
17766 (compute_transp): Update call to canon_true_dependence.
17768 2012-01-25 Richard Henderson <rth@redhat.com>
17770 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
17771 (maybe_emit_atomic_test_and_set): New.
17772 (expand_sync_lock_test_and_set): Use it.
17773 (expand_atomic_test_and_set): Likewise.
17774 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
17775 the implementation; clarify implementation defined details.
17776 * doc/md.texi (atomic_test_and_set): Document.
17778 2012-01-25 Richard Henderson <rth@redhat.com>
17780 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
17782 2012-01-25 Richard Henderson <rth@redhat.com>
17785 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
17786 to effect no-op split.
17788 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
17791 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
17792 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
17793 (BT_FN_VOID_PTR_INT_SIZE): New.
17794 (BT_FN_UINT_UINT_VAR): Remove.
17795 (BT_FN_UINT32_UINT32_VAR): New.
17796 (BT_FN_DOUBLE_VPTR): Remove.
17797 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
17799 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
17800 (_ITM_changeTransactionMode): Same.
17801 (_ITM_memmoveRtWt): Change return type to void.
17802 (_ITM_memcpyRtWt): Same.
17803 (_ITM_memsetW): Same.
17804 (_ITM_RaRD): Change types to double.
17809 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
17811 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
17812 Patrick Marlier <patrick.marlier@gmail.com>
17814 * trans-mem.c (requires_barrier): Do not instrument thread local
17815 variables and emit save/restore for them.
17817 2012-01-24 Jason Merrill <jason@redhat.com>
17820 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
17821 output static aliases.
17823 2012-01-24 Jakub Jelinek <jakub@redhat.com>
17826 * common.opt (-pie, -shared, pie, shared): Change from Common to
17828 * gcc.c (display_help): Display help for -pie and -shared.
17830 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
17833 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
17834 Remove note on size/offset limitation.
17835 (AVR Variable Attributes): Add example how to read data located
17836 with progmem. Refer to named address spaces.
17837 * doc/invoke.texi (AVR Options): Fix typo.
17839 2012-01-24 Richard Guenther <rguenther@suse.de>
17841 Forward-port to trunk
17842 2010-09-21 Jakub Jelinek <jakub@redhat.com>
17844 PR middle-end/45678
17845 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
17846 op0 isn't sufficiently aligned and there is movmisalignM
17847 insn for mode, use it to load op0 into a temporary register.
17849 2012-01-24 Jakub Jelinek <jakub@redhat.com>
17852 * target.def (const_not_ok_for_debug_p): New hook.
17853 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
17855 * doc/tm.texi: Regenerated.
17856 * dwarf2out.c (const_ok_for_output_1): If
17857 targetm.const_not_ok_for_debug_p returns true, fail.
17858 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
17860 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
17862 2012-01-23 Kai Tietz <ktietz@redhat.com>
17865 * config/i386/predicates.md (symbolic_operand): Allow
17866 UNSPEC_PCREL as PIC expression for lea.
17867 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
17868 * config/i386/i386.c (ix86_delegitimize_address): Handle
17869 UNSPEC_PCREL for none-MEM, too.
17871 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
17873 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
17874 (ipa_tm_create_version_alias): Same.
17876 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
17879 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
17880 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
17882 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
17883 Patrick Marlier <patrick.marlier@gmail.com>
17884 Iain Sandoe <developer@sandoe-acoustics.co.uk>
17887 * lto-wrapper.c (run_gcc): Pass the LTO section name to
17888 simple_object_start_read.
17890 2012-01-23 Richard Guenther <rguenther@suse.de>
17893 PR tree-optimization/51895
17894 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
17895 parameter decomposition into BLKmode components.
17897 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
17899 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
17900 fake variables for restrict-qualified pointers whose pointed-to type
17901 contains a placeholder.
17903 2012-01-23 Richard Guenther <rguenther@suse.de>
17905 PR tree-optimization/51949
17906 * ipa-split.c (execute_split_functions): Do not split malloc functions.
17908 2012-01-23 Jakub Jelinek <jakub@redhat.com>
17910 PR rtl-optimization/51933
17911 * ree.c (transform_ifelse): Return true right away if dstreg is
17912 already wider or equal to cand->mode.
17913 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
17914 (make_defs_and_copies_lists): Remove defs_list and copies_list
17915 arguments, add state argument, just truncate state->work_list
17916 instead of always allocating and freeing the vector. Assert that
17917 get_defs succeeds instead of returning 2. Changed return type to bool.
17918 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
17919 have ext_src_mode, see if it has been modified already with the
17920 right kind of extension and has been extended before from the
17921 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
17922 just return true. Remember the original mode in state->modified array.
17923 (combine_reaching_defs): Add state argument. Don't allocate and
17924 free here def_list, copied_list and vec vectors, instead just
17925 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
17926 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
17927 Add state variable, clear vectors in it, initialize state.modified
17928 if needed. Free all the vectors at the end and state.modified too.
17929 Don't skip a candidate if the extension expression has been modified.
17931 2012-01-22 Douglas B Rupp <rupp@gnat.com>
17934 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
17935 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
17936 (extra_options) interix.opt -> i386/interix.opt"
17937 (extra_objs):Add winnt-stubs.o
17938 * configure.ac: Add interix to target_os .comm on PE check.
17939 * configure: Regenerate.
17940 * config/interix3.h: Delete and move bits to..
17941 * config/interix.h: Delete and move bits to..
17942 * config/i386/i386-interix3.h: Delete and move bits to..
17943 * config/i386/i386-interix.h: ..here.
17944 (TARGET_CPU_DEFAULT): Remove redefinition.
17945 (TARGET_ASM_CONSTRUCTOR): Undefine.
17946 (SUBTARGET_SWITCHES): Define for ms-bitfields.
17947 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
17948 (PTRDIFF_TYPE): Define.
17949 (LONG_DOUBLE_TYPE_SIZE): Define.
17950 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
17951 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
17952 (TARGET_SECTION_TYPE_FLAGS): Define.
17953 (ASM_DECLARE_FUNCTION_NAME): Define.
17954 (ASM_OUTPUT_EXTERNAL): Define.
17955 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
17956 (ASM_OUTPUT_ALIGNED_BSS): Define.
17957 (PCC_BITFIELD_TYPE_MATTERS): Define.
17958 (USE_CONST_SECTION): Define.
17959 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
17960 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
17961 (SUPPORTS_ONE_ONLY): Remove.
17962 (I386_PE_STRIP_ENCODING): Define.
17963 * config/interix.opt: Delete and move bits to..
17964 * config/i386/interix.opt: ..here. New.
17965 (mpe-aligned-commons): Add.
17966 * config/i386/t-interix: Add copyright header.
17967 (winnt-stubs.o): Add rule.
17969 2012-01-22 Jason Merrill <jason@redhat.com>
17972 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
17973 for extra name aliases.
17975 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
17977 PR rtl-optimization/51924
17978 * ree.c (combine_set_extension): Improve debugging message.
17979 (combine_reaching_defs): Likewise.
17980 (get_defs): Rename confusingly named variable.
17981 (find_and_remove_re): Skip a candidate if the extension expression has
17984 2012-01-21 Robert Millan <rmh@gnu.org>
17985 Gerald Pfeifer <gerald@pfeifer.com>
17987 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
17988 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
17990 2012-01-20 Jakub Jelinek <jakub@redhat.com>
17992 PR tree-optimization/51914
17993 * tree-vect-stmts.c (vectorizable_conversion): For
17994 cvt_type && modifier == WIDEN, put temporary with cvt_type
17995 at the beginning of vec_dsts and set vec_dest to temporary
17998 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
18000 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
18002 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
18004 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
18005 * config/rs6000/rs6000.c: Likewise.
18007 2012-01-20 Jakub Jelinek <jakub@redhat.com>
18010 * config/arm/arm.c (arm_count_output_move_double_insns): Call
18011 output_move_double on a copy of operands array.
18013 2012-01-20 Cary Coutant <ccoutant@google.com>
18014 Dodji Seketeli <dodji@redhat.com>
18017 * dwarf2out.c (copy_declaration_context): Return ref to parent
18018 of declaration DIE, if necessary.
18019 (remove_child_or_replace_with_skeleton): Add new parameter; update
18020 caller. Place skeleton DIE under parent DIE of original declaration.
18021 Move call to copy_declaration_context to here ...
18022 (break_out_comdat_types): ... from here.
18024 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18026 PR rtl-optimization/51856
18027 * reload.c (find_reloads_subreg_address): Set the address_reloaded
18030 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
18033 * config/arm/arm.c (arm_print_operand): Correct output of alignment
18034 hints for neon loads and stores.
18036 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
18040 * doc/extend.texi (Named Address Spaces): Split into subsections.
18041 (AVR Named Address Spaces): New subsection.
18042 (M32C Named Address Spaces): New subsection.
18043 (RL78 Named Address Spaces): New subsection.
18044 (SPU Named Address Spaces): New subsection.
18045 (Variable Attributes): New anchor "AVR Variable Attributes".
18046 (AVR Variable Attributes): Rewrite and avoid wording
18047 "address space" in this context.
18048 * doc/invoke.texi (AVR Options): Rewrite and add documentation
18049 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
18050 (AVR Built-in Macros): New subsubsection therein.
18051 * doc/md.texi (AVR constraints): Remove "C04", "R".
18053 2012-01-20 Richard Guenther <rguenther@suse.de>
18055 PR tree-optimization/51903
18056 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
18057 when removing stmts.
18059 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
18062 * config/arm/arm.c (arm_load_pic_register): Use
18063 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
18064 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
18065 (arm_pic_static_addr): Likewise.
18066 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
18067 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
18068 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
18069 (pic_load_addr_unified): New.
18071 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
18074 * function.c (instantiate_virtual_regs_in_insn): Use
18075 delete_insn_and_edges when removing a wrong asm insn.
18077 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
18079 PR rtl-optimization/40761
18080 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
18081 Add new member loop_num.
18082 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
18083 (ira_build): Remove the parameter.
18085 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
18086 (ira.c): Do not build CFG loops for one region allocation. Remove
18087 argument from ira_build call.
18089 * ira-build.c (init_loop_tree_node): New function.
18090 (create_loop_tree_nodes): Use it. Separate the case when CFG
18091 loops are not built.
18092 (more_one_region_p): Check current_loops.
18093 (finish_loop_tree_nodes): Separate the case when CFG loops are not
18095 (add_loop_to_tree): Process loop equal to NULL too.
18096 (form_loop_tree): Separate the case when CFG loops are not built.
18097 Use explicitly number for the root.
18098 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
18100 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
18101 instead of loop->num.
18102 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
18103 (mark_all_loops_for_removal): Ditto.
18104 (remove_unnecessary_regions): Separate the case when CFG loops
18106 (ira_build): Remove the parameter. Use explicit number of regions
18107 when CFG loops are not built.
18109 * ira-color.c (print_loop_title): Separate the case for the root node.
18110 Use loop_num instead of loop->num.
18111 (move_spill_restore): Use loop_num instead of loop->num.
18113 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
18114 (change_loop): Ditto.
18115 (change_loop): Use loop_num instead of loop->num.
18117 * ira-lives.c (process_bb_node_lives): Ditto.
18119 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
18121 * ira-conflicts.c (print_allocno_conflicts): Ditto.
18123 2012-01-19 Jakub Jelinek <jakub@redhat.com>
18125 PR libmudflap/40778
18126 * tree-mudflap.c (mf_artificial): New function.
18127 (execute_mudflap_function_ops, execute_mudflap_function_decls,
18128 mx_register_decls, mudflap_enqueue_decl): Use it.
18131 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
18132 numbers in the insn pattern.
18134 2012-01-19 Michael Matz <matz@suse.de>
18136 PR tree-optimization/46590
18137 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
18138 use it in remembering which conflicts we already created.
18139 (add_scope_conflicts): Adjust call to above, (de)allocate helper
18142 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
18145 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
18146 (merge_and_complain): Same.
18148 2012-01-19 Jakub Jelinek <jakub@redhat.com>
18151 * config/initfini-array.h: Guard content of the header
18152 with #ifdef HAVE_INITFINI_ARRAY.
18153 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
18154 Add initfini-array.h to tm_file here.
18155 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
18156 * config.gcc: Don't add initfini-array.h to tm_file here.
18157 * configure: Regenerated.
18159 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
18161 PR rtl-optimization/51505
18162 * df-problems.c (df_kill_notes): New parameter live. Update comment.
18163 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
18164 (df_note_bb_compute): Update the call to df_kill_notes.
18166 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
18168 * trans-mem.c (requires_barrier): Remove call to is_global_var.
18170 2012-01-18 Richard Guenther <rguenther@suse.de>
18172 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
18173 of conversions to void *.
18175 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18176 Richard Sandiford <rdsandiford@googlemail.com>
18178 PR middle-end/50325
18179 PR middle-end/51192
18180 * optabs.h (simplify_expand_binop): Declare.
18181 * optabs.c (simplify_expand_binop): Make global.
18182 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
18183 endian targets if the source cannot be exactly covered by word
18186 2012-01-17 Jakub Jelinek <jakub@redhat.com>
18189 * hard-reg-set.h (struct hard_reg_set_container): New type.
18190 * target.h (struct hard_reg_set_container): Forward declare.
18191 * target.def (set_up_by_prologue): New target hook.
18192 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
18193 * doc/tm.texi: Regenerated.
18194 * function.c (thread_prologue_and_epilogue_insns): Change
18195 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
18196 Call targetm.set_up_by_prologue on it.
18197 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
18198 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
18200 2012-01-17 Nick Clifton <nickc@redhat.com>
18202 * config/rx/rx.c (rx_can_use_simple_return): New function.
18203 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
18204 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
18206 2012-01-17 Richard Guenther <rguenther@suse.de>
18208 PR middle-end/51782
18209 * expr.c (expand_assignment): Take address-space information
18210 from the address operand of MEM_REF and TARGET_MEM_REF.
18211 (expand_expr_real_1): Likewise.
18213 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18215 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
18216 reload dump is requested.
18218 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
18221 * trans-mem.c (requires_barrier): Call may_be_aliased.
18223 2012-01-17 Jakub Jelinek <jakub@redhat.com>
18225 PR tree-optimization/51877
18226 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
18227 call arguments and fndecls compare equal, instead return false if they
18228 don't. Return true only if lhs1 and lhs2 are either both NULL, or
18229 both SSA_NAMEs that are valueized the same, or they satisfy
18232 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18234 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
18236 * configure: Regenerate.
18238 2012-01-16 Jan Hubicka <jh@suse.cz>
18242 * convert.c (convert_to_integer): Use fold_convert for
18243 converting an INTEGER_CST to integer type.
18245 2012-01-16 Jason Merrill <jason@redhat.com>
18248 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
18250 2012-01-16 Jakub Jelinek <jakub@redhat.com>
18253 * config/s390/s390.c (s390_chunkify_start): Don't skip
18254 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
18255 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
18256 If insn is followed by NOTE_INSN_VAR_LOCATION or
18257 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
18258 Don't use location of note insns.
18260 PR tree-optimization/51865
18261 * tree-inline.c (tree_function_versioning): Call remap_decl
18262 on DECL_RESULT whenever it has VOID_TYPE_P type.
18264 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18266 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
18267 for calls to locally-binding MIPS16 functions if only the return
18268 type uses float regs.
18270 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
18271 Richard Sandiford <rdsandiford@googlemail.com>
18273 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
18274 (SYMBOL_32_HIGH): Likewise.
18275 (mips_output_tls_reloc_directive): Declare.
18276 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
18277 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
18278 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
18279 (mips_lo_relocs, mips_hi_relocs): Make extern.
18280 (mips16_stub_function): Move up file.
18281 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
18282 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
18283 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
18284 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
18285 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
18286 (mips_get_tp): Add MIPS16 support.
18287 (mips_legitimize_tls_address): Remove MIPS16 sorry().
18288 Generalize DTPREL and TPREL handling.
18289 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
18290 Add MIPS16 TLS support.
18291 (mips_output_tls_reloc_directive): New function.
18292 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
18293 * config/mips/predicates.md (symbolic_operand_with_high)
18294 (tls_reloc_operand): New predicates.
18295 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
18296 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
18297 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
18298 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
18299 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
18300 (*tls_get_tp_mips16_call_<mode>): Likewise.
18302 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
18304 PR rtl-optimization/51821
18305 * recog.c (peep2_find_free_register): Determine clobbered registers
18308 2012-01-14 Denis Chertykov <chertykov@gmail.com>
18311 * config/avr/avr-protos.h: Revert change of 2012-01-09.
18312 * config/avr/avr.c: Likewise.
18313 * config/avr/avr.h: Likewise.
18315 2012-01-13 Ian Lance Taylor <iant@google.com>
18318 * tree.h (TYPE_QUALS): Add cast to int.
18319 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
18321 2012-01-13 Ian Lance Taylor <iant@google.com>
18323 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
18324 comparing param_index to VEC_length result.
18326 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
18328 * c-decl.c: Do not include tree-mudflap.h
18329 * tree-optimize.c: Likewise.
18330 * Makefile.in: Update dependencies.
18332 2012-01-13 Richard Guenther <rguenther@suse.de>
18335 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
18336 variable-sized result always use RSO.
18338 2012-01-12 DJ Delorie <dj@redhat.com>
18340 * cfgexpand.c (convert_debug_memory_address): Allow any valid
18341 pointer type, not just the default pointer type.
18343 2012-01-09 Richard Henderson <rth@redhat.com>
18344 Denis Chertykov <chertykov@gmail.com>
18347 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
18348 * config/avr/avr.c (avr_can_eliminate): Simplify.
18349 (avr_initial_elimination_offset): Likewise.
18350 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
18351 (expand_epilogue): Likewise.
18352 (avr_legitimize_address): Gut.
18353 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
18354 (avr_hard_regno_nregs): New.
18355 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
18356 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
18357 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
18358 add soft frame pointer.
18359 (CALL_USED_REGISTERS): Likewise.
18360 (REG_CLASS_CONTENTS): Likewise.
18361 (REGISTER_NAMES): Likewise.
18362 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
18363 (HARD_FRAME_POINTER_REGNUM): New.
18364 (FRAME_POINTER_REGNUM): Use soft frame pointer.
18365 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
18366 remove the HARD_FRAME_POINTER self-elimination.
18368 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
18371 * config/avr/avr.c (avr_encode_section_info): Test for absence of
18372 DECL_EXTERNAL when checking for initializers of progmem variables.
18374 2012-01-12 Ira Rosen <irar@il.ibm.com>
18376 PR tree-optimization/51799
18377 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
18378 that the last operation is a type demotion.
18380 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
18382 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
18383 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
18385 2012-01-11 Jakub Jelinek <jakub@redhat.com>
18388 * combine.c (distribute_notes): If i3 is a noreturn call,
18389 allow old_size to be equal to args_size and make sure the
18390 noreturn call gets REG_ARGS_SIZE note.
18391 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
18392 on noreturn calls even when the delta is 0.
18394 2012-01-11 Nathan Sidwell <nathan@acm.org>
18396 * gcov.c (STRING_SIZE): Remove.
18397 (generate_results): Erase annotations for source files with no
18398 coverage information.
18400 (output_lines): Use it.
18402 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
18404 * gimple.h (gimplify_body): Remove first argument.
18405 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
18406 pointer set here, instead just pass DATA to walk_tree.
18407 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
18408 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
18409 (unvisit_body): Likewise, but with unmark_visited.
18410 (gimplify_body): Remove BODY_P argument and adjust.
18411 (gimplify_function_tree): Adjust call to gimplify_body.
18412 * omp-low.c (finalize_task_copyfn): Likewise.
18414 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
18416 * tree.h (build_function_decl_skip_args): Add boolean parameter.
18417 (build_function_type_skip_args): Delete.
18418 * tree.c (build_function_type_skip_args): Make static and add
18419 SKIP_RETURN parameter. Fix thinko in the handling of variants.
18420 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
18421 pass it to build_function_type_skip_args.
18422 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
18423 (tree_function_versioning): Likewise.
18424 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
18425 build_function_decl_skip_args.
18426 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
18427 and pass it to build_function_decl_skip_args/tree_function_versioning.
18428 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
18429 * ipa-inline-transform.c (save_inline_function_body): Likewise.
18430 * trans-mem.c (ipa_tm_create_version): Likewise.
18431 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
18432 * tree-inline.c (declare_return_variable): Remove always-true test.
18433 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
18434 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
18435 * ipa-split.c (split_function): Skip the return value for the split
18436 part if it doesn't return.
18438 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18440 PR tree-optimization/49642
18441 * ipa-split.c (forbidden_dominators): New variable.
18442 (check_forbidden_calls): New function.
18443 (dominated_by_forbidden): Likewise.
18444 (consider_split): Check for forbidden dominators.
18445 (execute_split_functions): Initialize and free forbidden
18446 dominators info; call check_forbidden_calls.
18448 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
18450 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
18452 2012-01-11 Nick Clifton <nickc@redhat.com>
18454 * config/rx/rx.md (return): Define pattern.
18456 2012-01-11 Richard Guenther <rguenther@suse.de>
18458 * doc/extend.texi (malloc attribute): Adjust according to
18461 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
18462 Patrick Marlier <patrick.marlier@gmail.com>
18464 PR middle-end/51516
18465 * trans-mem.c (get_cg_data): Traverse aliases if requested.
18466 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
18467 (ipa_tm_note_irrevocable): Same.
18468 (ipa_tm_scan_irr_block): Same.
18469 (ipa_tm_decrement_clone_counts): Same.
18470 (ipa_tm_scan_irr_function): Same.
18471 (ipa_tm_create_version_alias): Same.
18472 (ipa_tm_create_version): Same.
18473 (ipa_tm_transform_calls_redirect): Same.
18474 (ipa_tm_transform_calls): Same.
18475 (ipa_tm_transform_transaction): Same.
18476 (ipa_tm_execute): Same.
18478 2012-01-10 Richard Guenther <rguenther@suse.de>
18480 PR middle-end/51806
18481 * opts.c (common_handle_option): Handle -Werror.
18483 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
18485 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
18488 2012-01-10 Jason Merrill <jason@redhat.com>
18490 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
18493 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18495 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
18496 supports R_386_TLS_GD_PLT reloc.
18497 (gcc_cv_as_ix86_tlsldmplt): Check if linker
18498 supports R_386_TLS_LDM_PLT reloc.
18499 * configure: Regenerate.
18500 * config.in: Regenerate.
18502 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
18505 Extend __pgmx semantics to linearize memory.
18506 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
18507 determine if code comes inline or from libgcc.
18508 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
18509 (movmem_qi, movmem_qi): Set constraint #2 to "n".
18510 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
18511 (movmemx_qi, movmemx_hi): New insns.
18512 (xload_<mode>_libgcc): Rewrite to new insn condition.
18513 (xload_<mode>): Remove insns.
18514 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
18515 cases that don't satisfy avr_xload_libgcc_p().
18516 (avr_addr_space_convert): Allow converting in any direction.
18517 (avr_addr_space_subset_p): Return always true.
18518 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
18519 (avr_emit_movmemhi): Ditto.
18520 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
18521 (avr_out_movmem): Ditto.
18522 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
18523 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
18524 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
18525 (avr_encode_section_info): Encode 'progmem' in symbol flags.
18526 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
18528 2012-01-10 Richard Guenther <rguenther@suse.de>
18530 PR tree-optimization/50913
18531 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
18532 Require data-refs to be representable by Graphite with respect
18535 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
18537 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
18538 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
18540 2012-01-10 Tom de Vries <tom@codesourcery.com>
18542 PR rtl-optimization/51271
18543 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
18544 handling annulled branch.
18546 2012-01-10 Richard Henderson <rth@redhat.com>
18548 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
18549 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
18550 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
18551 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
18552 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
18553 arm_expand_vec_perm_const): New.
18554 * config/arm/arm-protos.h: Update.
18555 * config/arm/neon.md (UNSPEC_VCONCAT): New.
18556 (*neon_vswp<VDQX>): New.
18557 (neon_vcombine<VDX>): Use neon_split_vcombine.
18558 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
18559 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
18560 (vec_perm<VE>): New.
18562 2012-01-10 Richard Henderson <rth@redhat.com>
18564 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
18565 use it if reload_completed.
18566 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
18567 arm_output_asm_insn, arm_process_output_memory_barrier,
18568 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
18569 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
18570 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
18571 arm_process_output_sync_insn, arm_output_sync_insn,
18572 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
18573 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
18574 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
18575 (emit_unlikely_jump): New.
18576 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
18577 (arm_split_atomic_op): New.
18578 * config/arm/arm-protos.h: Update.
18579 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
18580 (struct arm_sync_generator): Remove.
18581 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
18582 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
18583 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
18584 (VUNSPEC_LL, VUNSPEC_SC): New.
18585 (sync_result, sync_memory, sync_required_value, sync_new_value,
18586 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
18587 (attr length): Don't use arm_sync_loop_insns.
18588 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
18589 (movsfcc, movdfcc): Likewise.
18590 * config/arm/constraints.md (Ua): New.
18591 * config/arm/prediates.md (mem_noofs_operand): New.
18592 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
18593 (sync_clobber, sync_t2_reqd): Remove.
18594 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
18595 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
18596 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
18597 (arm_sync_compare_and_swap<SIDI>): Remove.
18598 (arm_sync_compare_and_swap<NARROW>): Remove.
18599 (arm_sync_lock_test_and_set<SIDI>): Remove.
18600 (arm_sync_lock_test_and_set<NARROW>): Remove.
18601 (arm_sync_new_<syncop><SIDI>): Remove.
18602 (arm_sync_new_<syncop><NARROW>): Remove.
18603 (arm_sync_new_nand<SIDI>): Remove.
18604 (arm_sync_new_nand<NARROW>): Remove.
18605 (arm_sync_old_<syncop><SIDI>): Remove.
18606 (arm_sync_old_<syncop><NARROW>): Remove.
18607 (arm_sync_old_nand<SIDI>): Remove.
18608 (arm_sync_old_nand<NARROW>): Remove.
18609 (*memory_barrier): Merge arm_output_memory_barrier.
18610 (atomic_compare_and_swap<QHSD>): New.
18611 (atomic_compare_and_swap<NARROW>_1): New.
18612 (atomic_compare_and_swap<SIDI>_1): New.
18613 (atomic_exchange<QHSD>): New.
18614 (cas_cmp_operand, cas_cmp_str): New.
18615 (atomic_op_operand, atomic_op_str): New.
18616 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
18617 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
18618 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
18619 (arm_load_exclusive<NARROW>): New.
18620 (arm_load_exclusivesi, arm_load_exclusivedi): New.
18621 (arm_store_exclusive<QHSD>): New.
18623 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
18625 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
18626 reload patterns if -mvsx-scalar-memory.
18628 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
18629 generated, even -mno-vsx-scalar-double was used.
18630 (vsx_xscvdpsp_scalar): Likewise.
18631 (vsx_xscvspdp_scalar2): Likewise.
18633 2012-01-09 Tom de Vries <tom@codesourcery.com>
18634 Andrew Pinski <apinski@cavium.com>
18637 * reorg.c (fill_slots_from_thread): Don't speculate
18638 frame-related insns.
18640 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
18642 * sched-int.h (bb_note): Move to...
18643 * basic-block.h: ...here.
18644 * haifa-sched.c (bb_note): Move to...
18645 * cfgrtl.c: ...here.
18646 * function.c (next_block_for_reg): New function.
18647 (move_insn_for_shrink_wrap): Likewise.
18648 (prepare_shrink_wrap): Rewrite to use the above.
18650 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
18652 * gimple.c (is_gimple_non_addressable): Remove.
18653 * gimple.h: Remove is_gimple_non_addressable.
18654 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
18655 is_gimple_non_addressable.
18656 * trans-mem.c (expand_assign_tm): Same.
18658 2012-01-09 Richard Guenther <rguenther@suse.de>
18660 PR tree-optimization/51775
18661 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
18662 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
18664 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
18666 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
18668 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
18670 2012-01-09 Richard Guenther <rguenther@suse.de>
18672 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
18674 2012-01-08 Jan Hubicka <jh@suse.cz>
18676 PR tree-optimize/51680
18677 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
18678 on when known_vals needs to be computed; cleanup.
18680 2012-01-08 Jan Hubicka <jh@suse.cz>
18682 PR tree-optimize/51694
18683 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
18685 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
18687 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
18688 for -std=c++98 and -std=c++11 too.
18690 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
18692 * cfgloop.c (cancel_loop): Add free() of bbs array.
18694 2012-01-07 Jan Hubicka <jh@suse.cz>
18696 PR tree-optimization/51600
18697 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
18698 that benefits small functions.
18700 2012-01-07 Jan Hubicka <jh@suse.cz>
18702 * ipa-inline.c (want_inline_small_function_p): Fix formating.
18704 2012-01-07 Jan Hubicka <jh@suse.cz>
18706 PR tree-optimization/51680
18707 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
18708 whose inlining reduce unit size.
18710 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
18713 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
18714 Add canonical node to containing_mem chain after the non-canonical
18715 one, even if there weren't any locs to propagate.
18716 (remove_useless_values): Keep only canonical values.
18717 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
18718 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
18719 canonicalize mem_chain elements that are not discarded.
18721 2012-01-06 Jakub Jelinek <jakub@redhat.com>
18724 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
18725 before emitting functions.
18727 PR gcov-profile/50127
18728 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
18729 clear_aux_for_blocks.
18731 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
18734 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
18736 2012-01-06 Arnaud Charlet <charlet@adacore.com>
18738 * c-decl.c (ext_block): Moved up.
18739 (collect_all_refs, for_each_global_decl): Take ext_block into account.
18741 2012-01-06 Han Shen <shenhan@google.com>
18743 Translate built-in include paths for sysroot.
18744 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
18745 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
18747 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
18748 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
18750 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
18751 control whether sysroot should be prepended to gxx include dir.
18753 * configure: Regenerate.
18755 2012-01-06 Torvald Riegel <triegel@redhat.com>
18757 PR rtl-optimization/51771
18758 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
18759 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
18761 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
18763 PR tree-optimization/51315
18764 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
18765 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
18767 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
18770 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
18771 for shrp pattern. Correctly handle and fixup shift variable.
18772 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
18774 2012-01-05 Jakub Jelinek <jakub@redhat.com>
18777 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
18778 note when !ACCUMULATE_OUTGOING_ARGS.
18780 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
18782 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
18784 (extract_range_from_unary_expr_1): Avoid useless computations.
18786 2012-01-05 Jakub Jelinek <jakub@redhat.com>
18788 PR rtl-optimization/51767
18789 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
18790 of jump_block and add an extra edge for degenerated asm gotos.
18792 PR middle-end/51768
18793 * stmt.c (check_unique_operand_names): Don't ICE during error
18794 reporting if i is from labels chain.
18796 PR middle-end/44777
18797 * profile.c (branch_prob): Split bbs that have exit edge
18798 and need a fake entry edge too.
18800 2012-01-05 Jan Hubicka <jh@suse.cz>
18802 PR middle-end/49710
18803 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
18806 2012-01-05 Richard Guenther <rguenther@suse.de>
18809 * tree-streamer-out.c (write_ts_optimization): New function.
18810 (streamer_write_tree_body): Call it.
18811 * tree-streamer-in.c (lto_input_ts_optimization): New function.
18812 (streamer_read_tree_body): Call it.
18813 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
18815 2012-01-05 Jakub Jelinek <jakub@redhat.com>
18817 PR middle-end/51761
18818 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
18819 * gimplify.c (gimplify_cleanup_point_expr): Save and set
18820 in_cleanup_point_expr before gimplify_stmt call and restore it
18822 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
18823 in_cleanup_point_expr is false.
18825 2012-01-05 Richard Guenther <rguenther@suse.de>
18827 PR middle-end/51764
18828 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
18830 * toplev.c (process_options): Reject combining mudflap and LTO.
18831 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
18833 2012-01-05 Richard Guenther <rguenther@suse.de>
18835 PR tree-optimization/51760
18836 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
18838 (bit_value_unop): Handle UNDEFINED operands.
18839 (bit_value_binop): Likewise.
18841 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
18843 * config/avr/avr.c (avr_replace_prefix): Remove.
18844 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
18845 (avr_asm_function_rodata_section): Ditto.
18846 (avr_asm_select_section): Ditto.
18848 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
18850 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
18853 2012-01-05 Jakub Jelinek <jakub@redhat.com>
18856 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
18857 calls that have any non-fake successor edges.
18860 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
18862 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
18864 PR tree-optimization/51624
18865 * tree-sra.c (build_ref_for_model): When replicating a chain of
18866 COMPONENT_REFs, stop as soon as the offset would become negative.
18868 2012-01-04 Jakub Jelinek <jakub@redhat.com>
18871 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
18872 in .debug_loc on the floor.
18874 2012-01-04 Andrew Pinski <apinski@cavium.com>
18876 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
18878 2012-01-04 Andrew Pinski <apinski@cavium.com>
18879 Adam Nemet <anemet@caviumnetworks.com>
18881 * config/mips/mips.md (size): Add SI and DI.
18882 (SIZE): New mode attribute.
18883 (U): New code attribute.
18884 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
18885 (mips_lbux_<mode>): Delete.
18886 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
18887 (mips_lhx): Use gen_mips_lhx_extsi.
18888 (mips_lhx_<mode>): Delete.
18889 (mips_lwx): Delete.
18890 (mips_l<size>x): New expand.
18891 (mips_lwx_<mode>): Delete.
18892 (mips_l<GPR:size>x_<P:mode>): New pattern.
18893 (*mips_lw<u>x_<P:mode>_ext): Likewise.
18894 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
18895 * config/mips/mips.c (mips_lx_address_p): New function.
18896 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
18897 (dsp64): New availability predicate.
18898 (mips_builtins): Add an entry for __builtin_mips_ldx.
18899 * config/mips/mips.h (ISA_HAS_LBX): New define.
18900 (ISA_HAS_LBUX): Likewise.
18901 (ISA_HAS_LHX): Likewise.
18902 (ISA_HAS_LHUX): Likewise.
18903 (ISA_HAS_LWX): Likewise.
18904 (ISA_HAS_LWUX): Likewise.
18905 (ISA_HAS_LDX): Likewise.
18906 * doc/extend.texi (__builtin_mips_ldx): Document.
18908 2012-01-04 Tristan Gingold <gingold@adacore.com>
18910 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
18911 when long pointers are used.
18912 * config.build (*-*-*vms*): Handle all OpenVMS targets.
18913 (alpha64-dec-*vms*, alpha*-dec-*vms*)
18914 (ia64-hp-*vms*): Remove.
18915 * config/vms/xm-vms64.h: Delete.
18917 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
18919 PR middle-end/51472
18920 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
18922 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
18924 * opts.c (finish_options): Remove duplicate sorry.
18926 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
18928 PR middle-end/51696
18929 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
18932 2012-01-04 Richard Guenther <rguenther@suse.de>
18934 PR middle-end/51750
18935 * tree.c (size_low_cst): New function.
18936 * tree.h (size_low_cst): Declare.
18937 * fold-const.c (fold_comparison): Use it to extract the low
18938 part of the POINTER_PLUS_EXPR offset.
18940 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
18942 Fix clearing ZERO_REG
18943 * config/avr/avr.md (cc): Add alternative "ldi".
18944 (movqi_insn): Use it in cc attribute.
18945 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
18946 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
18947 (output_reload_insisf): Use ZERO_REG to pre-clear register.
18949 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18951 * configure: Regenerate.
18953 2012-01-04 Richard Guenther <rguenther@suse.de>
18955 PR tree-optimization/49651
18956 * tree-ssa-structalias.c (type_can_have_subvars): New function.
18957 (var_can_have_subvars): Use it.
18958 (get_constraint_for_1): Only consider subfields if there can be any.
18960 2012-01-03 Jakub Jelinek <jakub@redhat.com>
18963 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
18964 to its new canonical_cselib_val and the cselib_val was in
18965 first_containing_mem chain, but the canonical_cselib_val was not,
18966 add the latter into the chain.
18967 (cselib_invalidate_mem): Compare canonical_cselib_val of
18968 addr_list chain elt with v.
18971 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
18972 dwarf2out_undef): Allocate e.info using ggc_strdup instead
18974 (output_macinfo_op): Don't ggc_strdup fd->filename.
18975 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
18976 then ggc_strdup it. Don't free inc->info or cur->info.
18977 (output_macinfo): Don't free ref->info or file->info.
18979 2012-01-03 Ira Rosen <irar@il.ibm.com>
18981 PR tree-optimization/51269
18982 * tree-vect-loop-manip.c (set_prologue_iterations): Make
18983 first_niters a pointer.
18984 (slpeel_tree_peel_loop_to_edge): Likewise.
18985 (vect_do_peeling_for_loop_bound): Update call to
18986 slpeel_tree_peel_loop_to_edge.
18987 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
18988 here. Remove it from the parameters list.
18989 (vect_do_peeling_for_alignment): Update calls and compute
18990 wide_prolog_niters.
18992 2012-01-03 Richard Guenther <rguenther@suse.de>
18994 PR tree-optimization/51070
18995 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
18996 Properly handle calls.
18998 2012-01-03 Richard Guenther <rguenther@suse.de>
19000 PR tree-optimization/51692
19001 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
19002 the LHS of allocation stmts.
19004 2012-01-03 Olivier Hainque <hainque@adacore.com>
19006 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
19008 2012-01-03 Olivier Hainque <hainque@adacore.com>
19010 * collect2.c (main): In AIX specific computations for vector
19011 insertions, use CONST_CAST2 to cast from char ** to const char **.
19013 2012-01-03 Richard Guenther <rguenther@suse.de>
19016 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
19017 the context of a limbo DIE when it does not already exist.
19019 2012-01-03 Jakub Jelinek <jakub@redhat.com>
19021 PR tree-optimization/51719
19022 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
19023 but direct call is, clear direct call's lhs and don't add fallthrough
19024 edge from dcall_bb to join_bb and PHIs.
19026 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19028 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
19029 the instructions emitted by the pattern.
19030 ("*TDC_insn_<mode>"): Add comment.
19032 2012-01-03 Richard Guenther <rguenther@suse.de>
19034 PR middle-end/51730
19035 * fold-const.c (fold_comparison): Properly canonicalize
19036 tree offset and HOST_WIDE_INT bit position.
19038 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
19040 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
19041 operands for extzv pattern.
19043 2012-01-02 Jakub Jelinek <jakub@redhat.com>
19046 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
19049 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
19051 * doc/invoke.texi (-flto and related options): Copy-edit.
19053 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19055 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
19057 2012-01-02 Jakub Jelinek <jakub@redhat.com>
19059 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
19062 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19064 * expr.h (move_by_pieces_ninsns): Declare.
19065 * expr.c (move_by_pieces_ninsns): Make external.
19066 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
19067 (mips_store_by_pieces_p): Likewise.
19068 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
19069 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
19070 * config/mips/mips.c (mips_move_by_pieces_p): New function.
19071 (mips_store_by_pieces_p): Likewise.
19073 2012-01-02 Jakub Jelinek <jakub@redhat.com>
19075 * passes.c (register_one_dump_file): Free full_name.
19077 * reload1.c (reload): Don't allocate reg_max_ref_width here.
19078 (calculate_elim_costs_all_insns): Free offsets_at and
19079 offsets_known_at at the end and clear the pointers.
19081 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19083 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
19084 this option introduced in r180739.
19086 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19089 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
19090 (tmake_file target=avr): Add avr/t-multilib.
19092 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
19093 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
19094 * config/avr/genmultilib.awk: New file.
19095 * config/avr/t-multilib: New auto-generated file.
19096 * config/avr/multilib.h: New auto-generated file.
19097 * config/avr/t-avr (AVR_MCUS): New variable.
19098 (genopt.sh): Use it.
19099 (s-mlib): Depend on t-multilib.
19100 (t-multilib, multilib.h): New dependencies.
19101 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
19102 (MULTILIB_OPTIONS): Remove.
19103 (MULTILIB_MATCHES): Remove.
19104 (MULTILIB_DIRNAMES): Remove.
19105 (MULTILIB_EXCEPTIONS): Remove:
19106 * config/avr/genopt.sh: Don't use hard coded file name;
19107 pass AVR_MCUS from t-avr instead.
19109 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19111 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
19113 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19115 Implement light-weight DImode support.
19116 * config/avr/avr-dimode.md: New file.
19117 * config/avr/avr.md: Include it.
19118 (adjust_len): Add plus64, compare64.
19119 (HIDI): Remove code iterator.
19120 (code_stdname): New code attribute.
19121 (rotx, rotsmode): Remove DI.
19122 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
19124 * config/avr/avr-protos.h (avr_have_dimode): New.
19125 (avr_out_plus64, avr_out_compare64): New.
19126 * config/avr/avr.c (avr_out_compare): Handle DImode.
19127 (avr_have_dimode): New variable definition and initialization.
19128 (avr_out_compare64, avr_out_plus64): New functions.
19129 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
19130 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
19131 (avr_compare_pattern): Skip DImode comparisons.
19133 2012-01-02 Revital Eres <revital.eres@linaro.org>
19135 * ddg.c (def_has_ccmode_p): New function.
19136 (add_cross_iteration_register_deps,
19137 create_ddg_dep_from_intra_loop_link): Call it.
19139 2012-01-02 Richard Guenther <rguenther@suse.de>
19142 * invoke.texi (fassociative-math): Remove spurious paranthesis.
19144 2012-01-01 Jakub Jelinek <jakub@redhat.com>
19146 * gcc.c (process_command): Update copyright notice dates.
19147 * gcov.c (print_version): Likewise.
19148 * gcov-dump.c (print_version): Likewise.
19149 * mips-tfile.c (main): Likewise.
19150 * mips-tdump.c (main): Likewise.
19152 2012-01-01 Ira Rosen <irar@il.ibm.com>
19154 PR tree-optimization/51704
19155 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
19156 a use is inside the basic block or loop before accessing its vect info.
19158 2012-01-01 Jan Hubicka <jhjh@suse.cz>
19160 PR rtl-optimization/51069
19161 * cfgloopmanip.c (remove_path): Removing path making irreducible
19162 region unconditional makes BB part of the region.
19164 2012-01-01 Jakub Jelinek <jakub@redhat.com>
19166 PR tree-optimization/51683
19167 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
19168 calls with side-effects.
19169 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
19171 Copyright (C) 2012 Free Software Foundation, Inc.
19173 Copying and distribution of this file, with or without modification,
19174 are permitted in any medium without royalty provided the copyright
19175 notice and this notice are preserved.