1 2012-08-01 Richard Henderson <rth@redhat.com>
3 * expmed.h (NUM_MODE_PARTIAL_INT): New.
4 (NUM_MODE_VECTOR_INT, NUM_MODE_IP_INT, NUM_MODE_IPV_INT): New.
5 (struct expmed_op_cheap): Size one array on NUM_MODE_IPV_INT.
6 (struct expmed_op_costs): Likewise.
7 (struct target_expmed): Size x_convert_cost on NUM_MODE_IP_INT.
8 (expmed_mode_index): New.
9 (expmed_op_cheap_ptr, expmed_op_cost_ptr): Use expmed_mode_index.
10 (convert_cost_ptr): Likewise.
11 * expmed.c (struct init_expmed_rtl): Rename convert to trunc.
12 (init_expmed_one_conv): Split out from ...
13 (init_expmed_one_mode): ... here. Iterate conversions over
14 partial integer modes too.
15 (init_expmed): Iterate over partial integer modes too.
17 2012-08-01 Richard Henderson <rth@redhat.com>
19 * config/m32c/m32c.c (TARGET_INIT_LIBFUNCS): Remove.
20 (m32c_init_libfuncs): Remove.
21 * config/m32c/cond.md (cstore<QHPSI>4_16): Rename from cstore<QHPSI>4.
22 (cstore<QHPSI>4): New expander.
24 2012-08-01 Richard Guenther <rguenther@suse.de>
26 * tree-flow-inline.h (referenced_var): Remove.
27 * tree-ssa-coalesce.c (create_outofssa_var_map): Remove duplicate
29 * tree-sra.c (candidates): New global hashtable.
30 (candidate): New function.
31 (sra_initialize): Initialize candidates.
32 (sra_deinitialize): Free candidates.
33 (disqualify_candidate): Remove candidate from candidates.
34 (maybe_add_sra_candidate): New function.
35 (find_var_candidates): Walk over all local decls and parameters,
36 add candidates to candidates hashtable.
37 (find_param_candidates): Add candidates to candidates hashtable.
38 (analyze_all_variable_accesses): Use candidate instead of
41 2012-08-01 Tom de Vries <tom@codesourcery.com>
43 * tree-vrp.c (find_case_label_ranges): New function.
44 (vrp_visit_switch_stmt, simplify_switch_using_ranges): Use
45 find_case_label_ranges instead of find_case_label_range. Handle second
48 2012-08-01 Michael Matz <matz@suse.de>
50 * tree-complex.c (init_parameter_lattice_values): Don't call var_ann.
51 * tree-dfa.c (struct dfa_stats_d): Remove num_var_anns member.
52 (dump_dfa_stats): Don't dump stats about var anns.
53 (collect_dfa_stats): Don't collect them.
54 (add_referenced_var_1): Don't set var annotation pointers.
55 (remove_referenced_var): Ditto, and only remove it it's in the
58 * tree-flow-inline.h (var_ann): Remove.
59 * tree-flow.h (struct var_ann_d, var_ann_t): Remove.
61 * tree-inline.c (remapped_type): Remove.
62 (can_be_nonlocal): Most variable will be considered live here,
64 (remap_decls): Don't call var_ann, all variables will be considered
66 (copy_debug_stmt): Ditto, and use is_global_var.
68 * tree-into-ssa.c (rewrite_debug_stmt_uses): Use get_current_def to
69 determine if a variable was referred to, not var_ann.
70 * tree-ssa-live.c (remove_unused_scope_block_p): Don't check var_ann.
71 (remove_unused_locals): Ditto.
72 * tree-ssa.c (delete_tree_ssa): Don't free/clear var ann pointers.
73 * tree-tailcall.c (arg_needs_copy_p): Don't check var_ann.
74 * tree.c (copy_node_stat): Don't clear var ann pointer.
75 * tree.h (tree_result_decl, tree_parm_decl, tree_var_decl): Remove
77 (DECL_VAR_ANN_PTR): Remove.
79 2012-08-01 Michael Matz <matz@suse.de>
81 * tree-flow.h (struct var_ann_d): Rename used member.
82 (set_is_used): Don't declare.
83 * tree-flow-inline.h (clear_is_used): Remove.
84 (set_is_used, is_used_p): Move to ...
85 * tree-ssa-live.c (set_is_used, is_used_p): ... here, and use
87 (usedvars): New bitmap.
88 (dump_scope_block): Don't dump unusedness.
89 (remove_unused_locals): Allocate and free usedvars.
90 * tree-nrv.c (tree_nrv): Don't clear used flags here.
92 2012-08-01 Michael Matz <matz@suse.de>
94 * tree-flow.h (struct var_ann_d): Remove base_var_processed and
96 * tree-ssa-live.h (struct _var_map): Remove basevars member.
97 (VAR_ANN_BASE_INDEX): Remove.
98 * tree-ssa-live.c (var_map_base_init): Use a hash table instead
99 of var annotation to compress index space. Don't deal with above
101 (var_map_base_fini): Don't free basevars.
102 (init_var_map): Don't clear basevars.
104 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
106 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Change
107 base_name to base_expr.
108 (struct cand_chain_d): Likewise.
109 (base_cand_hash): Likewise.
110 (base_cand_eq): Likewise.
111 (record_potential_basis): Likewise.
112 (alloc_cand_and_find_basis): Likewise.
113 (create_mul_ssa_cand): Likewise.
114 (create_mul_imm_cand): Likewise.
115 (create_add_ssa_cand): Likewise.
116 (create_add_imm_cand): Likewise.
117 (slsr_process_cast): Likewise.
118 (slsr_process_copy): Likewise.
119 (dump_candidate): Likewise.
120 (base_cand_dump_callback): Likewise.
121 (unconditional_cands_with_known_stride_p): Likewise.
122 (cand_increment): Likewise.
124 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
126 PR tree-optimization/46556
127 * gimple-ssa-strength-reduction.c (enum cand_kind): Add CAND_REF.
128 (base_cand_map): Change to hash table.
129 (base_cand_hash): New function.
130 (base_cand_free): Likewise.
131 (base_cand_eq): Likewise.
132 (lookup_cand): Change base_cand_map to hash table.
133 (find_basis_for_candidate): Likewise.
134 (base_cand_from_table): Exclude CAND_REF.
135 (restructure_reference): New function.
136 (slsr_process_ref): Likewise.
137 (find_candidates_in_block): Call slsr_process_ref.
138 (dump_candidate): Handle CAND_REF.
139 (base_cand_dump_callback): New function.
140 (dump_cand_chains): Change base_cand_map to hash table.
141 (replace_ref): New function.
142 (replace_refs): Likewise.
143 (analyze_candidates_and_replace): Call replace_refs.
144 (execute_strength_reduction): Change base_cand_map to hash table.
146 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
148 * config/i386/i386.c (ix86_address_subreg_operand): Reject
150 (ix86_print_operand_address): Assert that parts.base and parts.index
151 are non-NULL after call to simplify_subreg.
153 2012-08-01 Richard Guenther <rguenther@suse.de>
155 * doc/tree-ssa.texi: Remove pieces mentioning mark_sym_for_renaming.
157 2012-08-01 Richard Guenther <rguenther@suse.de>
159 * graphite-clast-to-gimple.c (translate_clast_user): Rename
161 * sese.c (graphite_copy_stmts_from_block): Do not rename virtual
163 * tree-call-cdce.c (tree_call_cdce): Use
164 mark_virtual_operands_for_renaming.
165 * tree-eh.c (sink_clobbers): Simplify.
166 * tree-flow.h (mark_sym_for_renaming): Remove.
167 (mark_virtual_operands_for_renaming): New function.
168 * tree-if-conv.c (tree_if_conversion): Use
169 mark_virtual_operands_for_renaming.
170 * tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
171 * tree-into-ssa.c (mark_sym_for_renaming): Remove.
172 (mark_virtual_operands_for_renaming): New function.
173 * tree-loop-distribution.c (tree_loop_distribution): Use
174 mark_virtual_operands_for_renaming.
175 * tree-ssa-dce.c (mark_virtual_operand_for_renaming): Do not
176 update stmts, use mark_virtual_operands_for_renaming.
177 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
178 (replace_block_by): Adjust.
179 (tail_merge_optimize): Use mark_virtual_operands_for_renaming.
180 * tree-tailcall.c (tree_optimize_tail_calls_1): Use
181 mark_virtual_operands_for_renaming.
182 * tree-vect-slp.c (vect_slp_transform_bb): Likewise.
183 * tree-vectorizer.c (vectorize_loops): Likewise.
185 2012-08-01 Richard Guenther <rguenther@suse.de>
187 * tree-flow.h (struct gimple_df): Remove syms_to_rename member,
188 add ssa_renaming_needed and rename_vops flags.
189 (SYMS_TO_RENAME): Remove.
190 (symbol_marked_for_renaming): Likewise.
191 (mark_virtual_ops_for_renaming): Likewise.
192 * tree-into-ssa.c (symbols_to_rename_set, symbols_to_rename):
194 (mark_for_renaming, marked_for_renaming): New functions.
195 (symbol_marked_for_renaming): Remove.
196 (dump_currdefs): Adjust.
197 (maybe_replace_use): Likewise.
198 (maybe_replace_use_in_debug_stmt): Likewise.
199 (maybe_register_def): Likewise.
200 (rewrite_update_phi_arguments): Likewise.
201 (rewrite_update_enter_block): Likewise.
202 (fini_ssa_renamer): Clear update SSA status here ...
203 (delete_update_ssa): ... not here. Free rename set.
204 (prepare_block_for_update): Compute which decls need renaming.
205 (dump_update_ssa): Adjust.
206 (mark_sym_for_renaming): Adjust update SSA status for virtuals.
207 (need_ssa_update_p): Adjust.
208 (insert_updated_phi_nodes_for): Likewise.
209 (update_ssa): Likewise.
210 * tree-ssa-operands.c (finalize_ssa_defs): Adjust update SSA status
211 for virtual and real operands.
212 (finalize_ssa_uses): Likewise.
213 * tree-ssanames.c (init_ssanames): Adjust.
214 * tree-ssa.c (maybe_rewrite_mem_ref_base, maybe_optimize_var,
215 execute_update_addresses_taken): Add bitmap to keep track of which
216 candidates are suitable for rewriting and later renaming by SSA update.
217 * matrix-reorg.c (transform_access_sites): Do not rename all defs.
218 * tree-dfa.c (make_rename_temp): Do not mark real operands for
220 * cgraphunit.c (assemble_thunk): Likewise.
221 * gimplify.c (gimple_regimplify_operands): Likewise.
222 (force_gimple_operand_1): Likewise.
223 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
224 * tree-inline.c (declare_return_variable): Likewise.
225 * tree-parloops.c (separate_decls_in_region_stmt): Do not call
226 mark_virtual_ops_for_renaming.
227 (create_stores_for_reduction): Likewise.
228 (create_loads_and_stores_for_name): Likewise.
229 * tree-predcom.c (mark_virtual_ops_for_renaming): Remove.
230 (initialize_root_vars_lm): Do not call mark_virtual_ops_for_renaming.
231 (execute_load_motion): Likewise.
232 (remove_stmt): Likewise.
233 (execute_pred_commoning_chain): Likewise.
234 * tree-sra.c (create_access_replacement): Do not rename real operands.
235 (get_unrenamed_access_replacement): Unify with ...
236 (get_access_replacement): ... this.
237 (get_repl_default_def_ssa_name): Adjust.
238 * tree-ssa-loop-im.c (move_computations_stmt): Manually update
240 (rewrite_mem_ref_loc): Do not call mark_virtual_ops_for_renaming.
241 * tree-ssa-loop-prefetch.c (emit_mfence_after_loop): Likewise.
243 2012-07-31 DJ Delorie <dj@redhat.com>
245 * config/s390/s390.c (s390_option_override): Disable DWARF 3/4
246 extensions for TPF, unless specifically selected.
248 2012-08-01 Alan Modra <amodra@gmail.com>
251 * config/rs6000/rs6000.c (mem_operand_gpr): Don't limit range
252 of lo_sum offsets. Comment. Assert mode at least word size
253 rather than bypassing powerpc64 word offset check.
255 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
257 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
258 costs for vec_perm and vec_promote_demote down to more natural values.
259 (struct _rs6000_cost_data): New data structure.
260 (rs6000_density_test): New function.
261 (rs6000_init_cost): Change to use rs6000_cost_data.
262 (rs6000_add_stmt_cost): Likewise.
263 (rs6000_finish_cost): Perform density test when vectorizing a loop.
265 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
267 * sched-vis.c (print_exp): Handle FMA explicitly. Simplify handling
268 of RTX_UNARY function-like operations. Print unknown expression
269 RTX classes as pseudo-functions.
270 (print_pattern): Simplify return pattern printing.
271 (dump_insn_slim): Print the value of notes as a pattern for proper
272 printing of CFA notes.
274 2012-07-31 Dehao Chen <dehao@google.com>
276 * predict.c (tree_estimate_probability_driver): Normalize the
277 loop when initializing the loop optimizer.
279 2012-07-31 Richard Guenther <rguenther@suse.de>
281 * tree-flow.h (struct var_ann_d): Remove need_phi_state
282 and current_def members.
283 * tree-into-ssa.c (struct def_blocks_d): Remove var member.
284 (def_blocks): Remove.
285 (struct var_info_d): New.
286 (var_infos): New hashtable.
287 (struct ssa_name_info): Add def_blocks member.
288 (get_ssa_name_ann): Adjust.
289 (get_var_info): New function.
290 (get_phi_state, set_phi_state, get_current_def,
291 set_current_def, get_def_blocks_for, find_def_blocks_for): Adjust.
292 (insert_phi_nodes_compare_def_blocks): Rename to ...
293 (insert_phi_nodes_compare_var_infos): ... this and adjust.
294 (insert_phi_nodes): Adjust.
295 (dump_tree_ssa, dump_tree_ssa_stats): Adjust.
296 (def_blocks_hash, def_blocks_eq, def_blocks_free): Remove.
297 (debug_def_blocks_r): Rename to ...
298 (debug_var_infos_r): ... this and adjust.
299 (var_info_hash): New function.
300 (var_info_eq): Likewise.
301 (rewrite_blocks): Adjust.
302 (init_ssa_renamer): Likewise.
303 (fini_ssa_renamer): Likewise.
304 (delete_update_ssa): Likewise.
305 (update_ssa): Likewise.
306 * tree-ssanames.c (release_dead_ssa_names): Do not clear current defs.
308 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
310 PR tree-optimization/53773
311 * tree-vectorizer.h (struct _loop_vec_info): Add operands_swapped.
312 (LOOP_VINFO_OPERANDS_SWAPPED): New macro.
313 * tree-vect-loop.c (new_loop_vec_info): Initialize
314 LOOP_VINFO_OPERANDS_SWAPPED field.
315 (destroy_loop_vec_info): Restore canonical form.
316 (vect_is_slp_reduction): Set LOOP_VINFO_OPERANDS_SWAPPED field.
317 (vect_is_simple_reduction_1): Likewise.
319 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
321 * sched-vis.c (dump_insn_slim): Print print_rtx_head at the
322 start of each new line.
323 * final.c (final_scan_insn): If the final dump is requested as
324 slim RTL, dump slim RTL to the assembly file also.
326 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
330 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
333 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
335 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
336 only if producer writes to the register given by regno.
338 2012-07-31 Nick Clifton <nickc@redhat.com>
340 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Add
341 support for reporting stack usage.
343 * config/frv/frv.c (QUAD): Fix typo.
344 (frv_expand_prologue): Report stack usage.
346 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
349 * gengtype.c (struct walk_type_data): Add have_this_obj field.
350 (walk_type): For functions that take a this_obj argument and
351 that process fields with a GTY((length)) argument, write the
352 test that write_types_local_process_field will write also at the
353 head of the loop, effectively unswitching the loop.
354 (write_func_for_structure, write_local_func_for_structure): Clear
355 have_this_obj before calling walk_type.
356 (write_local_func_for_structure): Set have_this_obj before walk_type.
357 (write_array): Set have_this_obj for output of local pointer walking
358 functions but not for marker functions.
359 (write_types_local_process_field): Assert have_this_obj is set.
361 * rtl.h (simplify_using_condition): Adjust prototype using bitmap
364 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
367 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
368 * targhooks.c (default_mode_dependent_address_p): Delete code
369 for GO_IF_MODE_DEPENDENT_ADDRESS.
370 * system.h (GO_IF_MODE_DEPENDENT_ADDRESS): Poison.
371 * doc/tm.texi.in (GO_IF_MODE_DEPENDENT_ADDRESS): Delete documention.
372 * doc/tm.texi: Regenerate.
373 * config/alpha.h (GO_IF_MODE_DEPENDENT_ADDRESS): Move code to...
374 * config/alpha.c (alpha_mode_dependent_address_p): ...here. New
376 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
377 * config/cr16/cr16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
378 * config/mep/mep.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
379 * config/vax/vax-protos.h (vax_mode_dependent_address_p): Delete.
380 * config/vax/vax.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
381 * config/vax/vax.c (vax_mode_dependent_address_p): Make static.
383 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
385 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
387 * expmed.h (NUM_MODE_VECTOR_INT): Define.
388 (struct expmed_op_cheap, struct expmed_op_costs): New structures.
389 (struct target_expmed): Convert x_mul_highpart_cost and
390 x_mul_widen_cost fields to be indexed by integer modes.
391 Convert x_sdiv_pow2_cheap and x_smod_pow2_cheap fields to be
392 of type struct expmed_op_cheap. Convert other cost fields to be
393 of type struct_expmed_op_costs.
394 (mul_widen_cost_ptr, mul_highpart_cost_ptr): Adjust for new
395 indexing of respective fields.
396 (expmed_op_cheap_ptr): New function.
397 (sdiv_pow2_cheap_ptr, smod_pow2_cheap_ptr): Call it.
398 (expmed_op_cost_ptr): New function.
399 (add_cost_ptr, neg_cost_ptr, shift_cost_ptr, shiftadd_cost_ptr,
400 shiftsub0_cost_ptr, shiftsub1_cost_ptr, mul_cost_ptr,
401 sdiv_cost_ptr, udiv_cost_ptr): Call it.
403 2012-07-30 Sandra Loosemore <sandra@codesourcery.com>
404 Julian Brown <julian@codesourcery.com>
406 * doc/invoke.texi (MIPS Options): Document -mno-float.
407 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Make it know
410 2012-07-30 Joseph Myers <joseph@codesourcery.com>
412 * doc/sourcebuild.texi (Subdirectories): Document common subdirectory.
414 2012-07-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
417 * expmed.c (expand_mult): Skip synth_mult for constant double op1 except
418 for special cases. Don't initialize coeff and is_neg.
420 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
421 Richard Earnshaw <rearnsha@arm.com>
423 * target.def (vector_alignment): New target hook.
424 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
425 * doc/tm.texi: Regenerate.
426 * targhooks.c (default_vector_alignment): New function.
427 * targhooks.h (default_vector_alignment): Add prototype.
428 * stor-layout.c (layout_type): Use targetm.vector_alignment.
429 * config/arm/arm.c (arm_vector_alignment): New function.
430 (TARGET_VECTOR_ALIGNMENT): Define.
432 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
433 vector type alignment instead of size.
434 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
435 element type size directly instead of computing it from alignment.
436 Fix variable naming and comment.
438 2012-07-30 Kirill Yukhin <kirill.yukhin@intel.com>
439 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
441 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDSEED_SET): New.
442 (OPTION_MASK_ISA_RDSEED_UNSET): Likewise.
443 (ix86_handle_option): Handle mrdseed option.
444 * config.gcc (i[34567]86-*-*): Add rdseedintrin.h.
445 (x86_64-*-*): Likewise.
446 * config/i386/prfchwintrin.h: New header.
447 * config/i386/cpuid.h (bit_RDSEED): New.
448 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
450 * config/i386/i386-c.c: Define __RDSEED__ if needed.
451 * config/i386/i386.c (ix86_target_string): Define -mrdseed option.
453 (ix86_option_override_internal): Handle new option.
454 (ix86_valid_target_attribute_inner_p): Add OPT_mrdseed.
455 (ix86_builtins): Add enum entries for RDSEED* builtins.
456 (ix86_init_mmx_sse_builtins): Define new builtins.
457 (ix86_expand_builtin): Expand RDSEED* builtins.
458 * config/i386/i386.h (TARGET_RDSEED): New.
459 * config/i386/i386.md (rdseed<mode>_1): New.
460 * config/i386/i386.opt (mrdseed): New.
461 * config/i386/x86intrin.h: Include rdseedintrin.h.
463 2012-07-30 Richard Guenther <rguenther@suse.de>
465 * tree-into-ssa.c (mark_def_sites): Also process virtual operands.
466 (rewrite_stmt): Likewise.
467 (rewrite_enter_block): Likewise.
468 (pass_build_ssa): Do not update virtual SSA form during TODO.
469 (mark_symbol_for_renaming): Do nothing if we are not in SSA form.
470 * lto-streamer-in.c (lto_read_body): Set in_ssa_p earlier.
472 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
475 * config/gcc/sh/sh.md (*movsi_index_disp, *movhi_index_disp): New
478 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
481 * config/sh/sh.md (mov_neg_si_t): Move to Scc instructions section.
482 Use t_reg_operand predicate. Add split for negated case.
483 (ashrsi2_31): Pass get_t_reg_rtx to gen_mov_neg_si_t.
484 * config/sh/sh.c (expand_ashiftrt): Likewise.
486 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
489 * config/sh/sh.md (ashlsi3_d): Invoke gen_shifty_op directly instead
490 of trying to emit ashlsi3_n.
492 2012-07-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
493 Steven Bosscher <steven@gcc.gnu.org>
495 * gengtype.c (adjust_field_type): Diagnose duplicate "length"
496 option applications and option being applied to arrays of atomic types.
497 (walk_type): Allow "atomic" option on strings too.
498 * dwarf2out.h (struct dw_vec_struct): Use the "atomic" GTY option
500 * vec.h: Describe the atomic object "A" type of the macros in
502 (VEC_T_GTY_ATOMIC, DEF_VEC_A, DEF_VEC_ALLOC_A): Define.
503 * emit-rtl.c (locations_locators_vals): use the atomic object vector.
504 * doc/gty.texi: Clarify that GTY option "length" is only for
505 arrays of non-atomic objects. Fix typo in the description of the
508 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
510 * config/i386/i386.c (ix86_avoid_lea_for_addr): Handle
511 zero-extended addresses. Return false if the address has less
513 (ix86_split_lea_for_addr): Unconditionally convert target and
514 all address operands to requested mode.
515 * config/i386/i386.md (*lea<mode>): Recover operands from curr_insn.
516 Pass SImode to ix86_split_lea_for_addr when splitting zero-extended
518 (zero-extended add splitter): New splitter to conditionally split
519 non-destructive adds.
520 (*zero_extendsidi2_rex64): Conditionally emit leal instead of movl.
522 2012-07-28 Alan Modra <amodra@gmail.com>
525 * config/rs6000/rs6000.c (rs6000_secondary_reload): Limit 32-bit
526 multi-gpr reload to cases where predicate passes. Do the same for
527 64-bit multi-gpr reload.
529 2012-07-27 Nathan Froyd <froydnj@gcc.gnu.org>
531 * expmed.h (alg_hash, alg_hash_used_p, sdiv_pow2_cheap,
532 smod_pow2_cheap, zero_cost, add_cost, neg_cost, shift_cost)
533 shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost,
534 sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete
535 macro definitions and re-purpose as inline functions.
536 (alg_hash_entry_ptr, set_alg_hash_used_p, sdiv_pow2_cheap_ptr,
537 set_sdiv_pow2_cheap, smod_pow2_cheap_ptr, set_smod_pow2_cheap,
538 zero_cost_ptr, set_zero_cost, add_cost_ptr, set_add_cost,
539 neg_cost_ptr, set_neg_cost, shift_cost_ptr, set_shift_cost,
540 shiftadd_cost_ptr, set_shiftadd_cost, shiftsub0_cost_ptr,
541 set_shiftsub0_cost, shiftsub1_cost_ptr, set_shiftsub1_cost,
542 mul_cost_ptr, set_mul_cost, sdiv_cost_ptr, set_sdiv_cost,
543 udiv_cost_ptr, set_udiv_cost, mul_widen_cost_ptr,
544 set_mul_widen_cost, mul_highpart_cost_ptr, set_mul_highpart_cost):
546 (convert_cost_ptr): New function, split out from...
547 (set_convert_cost, convert_cost): ...here.
548 * expmed.c, tree-ssa-loop-ivopts.c: Update for new functions.
549 * gimple-ssa-strength-reduction.c: Likewise.
551 2012-07-20 Ryan Mansfield <rmansfield@qnx.com>
553 * gcc.c (main): Move GCC_DRIVER_HOST_INITIALIZATION after
554 diagnostic_initialize.
556 2012-07-27 Oleg Endo <olegendo@gcc.gnu.org>
559 * config/sh/sh.c (shiftcosts): Remove case where first operand
560 is a const_int. Move COSTS_N_INSNS usage into caller ...
561 (sh_rtx_costs) ... here. Return false when shiftcosts cannot be
562 calculated instead of MAX_COST.
564 2012-07-27 Richard Guenther <rguenther@suse.de>
566 * tree-cfg.c (gimple_can_merge_blocks_p): Do more fine-grained
567 check whether SSA form is not up-to-date.
568 * tree-flow.h (name_mappings_registered_p): Remove.
569 * tree-into-ssa.c (struct repl_map_d): Remove.
570 (repl_tbl): Likewise.
571 (struct ssa_name_info): Add repl_set member.
572 (update_ssa_obstack): New static global.
573 (get_ssa_name_ann): Initialize repl_set.
574 (clear_ssa_name_info): Assert age did not wrap.
575 (repl_map_hash, repl_map_eq, repl_map_free): Remove.
576 (names_replaced_by): Adjust.
577 (add_to_repl_tbl): Likewise.
578 (dump_tree_ssa_stats): Likewise.
579 (init_update_ssa): Initialize update_ssa_obstack.
580 (delete_update_ssa): Free update_ssa_obstack.
581 (name_mappings_registered_p): Remove.
582 (update_ssa): Adjust.
584 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
586 * config/rs6000/constraints.md: Delete "q" constraint.
587 * config/rs6000/dfp.md (movsd_hardfloat, movsd_softfloat):
588 Delete the "q" alternative.
589 * config/rs6000/predicates.md (gpc_reg_operand): Adjust.
590 * config/rs6000/rs6000.c (rs6000_debug_reg_global,
591 rs6000_init_hard_regno_mode_ok, rs6000_dbx_register_number):
592 Adjust to MQ_REGNO removal.
593 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust
595 (REG_ALLOC_ORDER): Adjust comment. Remove MQ from alloc order.
596 (enum reg_class): Adjust comment. Delete MQ_REGS.
597 (REG_CLASS_CONTENTS): Adjust.
598 (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Adjust comment.
599 * config/rs6000/rs6000.md: Delete MQ_REGNO.
600 (movsi_internal1, movsi_internal1_single, movhi_internal,
601 movqi_internal, movcc_internal1, movsf_hardfloat,
602 movsf_softfloat): Delete the "q" alternative.
603 (ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
604 ctr<mode>_internal6): Delete "q" constraint.
606 2012-07-27 Richard Guenther <rguenther@suse.de>
608 * tree-into-ssa.c (def_blocks_p): New typedef.
609 (insert_phi_nodes_compare_def_blocks): New function.
610 (insert_phi_nodes): Do not walk over referenced vars, instead
611 walk over recorded def_blocks, record relevant ones and sort
612 them to avoid repeated hashtable lookups.
614 2012-07-27 Richard Guenther <rguenther@suse.de>
616 * doc/invoke.texi (min-virtual-mappings, virtual-mappings-ratio):
617 Remove param documentation.
618 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS,
619 PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Remove.
620 * tree-flow.h (mark_set_for_renaming): Remove.
621 * tree-into-ssa.c (struct update_ssa_stats_d): Remove.
622 (add_new_name_mapping): Remove bookkeeping code.
623 (dump_update_ssa): Remove stats dumping code.
624 (init_update_ssa): Remove stats allocation code.
625 (delete_update_ssa): Remove stats freeing code.
626 (mark_set_for_renaming): Remove.
627 (switch_virtuals_to_full_rewrite_p): Likewise.
628 (switch_virtuals_to_full_rewrite): Likewise.
629 (update_ssa): Do not call switch_virtuals_to_full_rewrite.
631 2012-07-27 Marek Polacek <polacek@redhat.com>
633 * cgraphunit.c: Rename varpool_finalize_variable to
634 varpool_finalize_decl in a comment.
636 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
638 * common/config/rs6000/rs6000-common.c (rs6000_handle_option):
639 Delete code for -mno-power, -mpower, and -mpower2.
640 * config/rs6000/aix43.h (NON_POWERPC_MASKS): Delete.
641 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
643 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
644 * config/rs6000/aix51.h (NON_POWERPC_MASKS): Delete.
645 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
647 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
648 * config/rs6000/aix52.h (NON_POWERPC_MASKS): Delete.
649 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
651 (TARGET_POWER): Delete.
652 * config/rs6000/aix53.h (NON_POWERPC_MASKS): Delete.
653 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
655 (TARGET_POWER): Delete.
656 * config/rs6000/aix61.h (NON_POWERPC_MASKS): Delete.
657 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
659 (TARGET_POWER): Delete.
660 * config/rs6000/darwin.h (TARGET_POWER): Delete.
661 * config/rs6000/driver-rs6000.c (struct asm_names): Delete
662 support for -mpower, -mpower2, and -mno-power.
663 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros):
665 (rs6000_cpu_cpp_builtins): Likewise.
666 * config/rs6000/rs6000-cpus.def: Likewise.
667 * config/rs6000/rs6000-tables.opt: Regenerate.
668 * config/rs6000/rs6000.c (POWER_MASKS): Delete.
669 (rs6000_option_override_internal): Adjust.
670 (rs6000_conditional_register_usage): Adjust.
671 (rs6000_emit_move): Adjust.
672 (rs6000_common_init_builtins): Adjust.
673 (rs6000_init_libfuncs): Adjust.
674 (rs6000_output_function_prologue): Adjust.
675 (rs6000_adjust_cost): Adjust.
676 (struct rs6000_opt_masks): Delete MASK_POWER and MASK_POWER2.
677 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
679 (TARGET_DEFAULT): Adjust.
680 (PROCESSOR_POWER): Delete.
681 (SHIFT_COUNT_TRUNCATED): Adjust.
682 * config/rs6000/rs6000.md (extendqisi2): Delete POWER support.
683 (extendqisi2_power): Delete.
684 (extendqisi2_no_power): Adjust.
685 (extendqihi2, extendqihi2_power, extendqihi2_no_power):
687 (sminsi3, smaxsi3, uminsi3, umaxsi3): Adjust.
688 (anonymous doz insn patterns): Delete.
690 (abssi2_power): Delete.
691 (abssi2_nopower): Adjust.
692 (nabs_power, nabs_nopower): Likewise.
693 (mulsi3, mulsi3_mq, mulsi3_no_mq, mulsi3_mq_internal1):
694 Likewise. Delete anonymous post-reload splitter.
695 (mulsi3_no_mq_internal1): rename to...
696 (mulsi3_internal1): New define_insn.
697 (mulsi3_mq_internal2, mulsi3_no_mq_internal2, mulsi3_internal2):
699 (divmodsi4, divmodsi4_internal, udiv<mode>3, udivsi3_mq,
700 udivsi3_no_mq, udivsi3, div<mode>3, divsi3_mq, div<mode>3_no_mq,
701 udivmodsi4_normal, udivmodsi4_tests, udivmodsi4): Likewise.
702 (mulh_call, mull_call, divss_call, divus_call, quoss_call,
703 quous_call): Likewise.
704 (maskir_internal1, maskir_internal2, maskir_internal3,
705 maskir_internal4, maskir_internal5, maskir_internal6,
706 maskir_internal7, maskir_internal8): Delete.
707 (ashlsi3, ashlsi3_power, ashlsi3_no_power): Adjust.
708 (anonymous sl insn patterns): Delete.
709 (lshrsi3, lshrsi3_power, lshrsi3_no_power): Adjust.
710 (lshrsi3_64): Adjust.
711 (anonymous sr insn patterns): Delete.
712 (anonymous rrib insn patterns): Delete.
713 (ashrsi3, ashrsi3_power, ashrsi3_no_power): Adjust.
714 (anonymous sra insn patterns): Delete.
715 (sqrtsf2, sqrtdf2, sqrtdf2_fpr): Adjust.
716 (fix_trunc<mode>si2, fix_trunc<mode>si2_internal,
717 fctiwz_<mode>): Adjust.
718 (mulsidi3, mulsidi3_mq, mulsidi3_no_mq, umulsidi3, umulsidi3_mq,
719 umulsidi3_no_mq, smulsi3_highpart, smulsi3_highpart_mq,
720 smulsi3_highpart_no_mq, umulsi3_highpart, umulsi3_highpart_mq,
721 umulsi3_highpart_no_mq): Adjust.
722 (ashldi3_power, lshrdi3_power, ashrdi3_power): Delete.
723 (ashrdi3_no_power, ashldi3, ashldi3_internal1,
724 lshrdi3_internal1): Adjust.
725 (fix_trunctfsi2, fix_trunctfsi2_fprs): Adjust.
726 (movti_power): Delete.
727 (movti_string): Adjust.
728 (stmsi8, stmsi7, stmsi6, stmsi5, stmsi4, stmsi3): Adjust.
729 (stmsi8_power, stmsi7_power, stmsi6_power, stmsi5_power,
730 stmsi4_power, stmsi3_power): Delete.
731 (anonymous movmemsi insn patterns): Adjust.
732 (lfq_power2, stfq_power2): Delete.
733 (eq<mode>, eq<mode>_compare): Adjust.
734 (eqsi_power): Delete.
736 (anonymous le, lt, ge, gt insn patterns): Delete.
737 * config/rs6000/rs6000.opt (mpower, mno-power, mpower2): Delete.
738 * config/rs6000/sysv4.h (TARGET_POWER): Delete.
739 * config/rs6000/t-aix43 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
740 MULTILIB_MATCHES): Adjust.
741 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
742 -mpower, -mno-power, -mpower2, -mno-power2 documentation.
743 Delete -mcpu=power and -mcpu=power2 documentation.
745 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
747 * config/rs6000/601.md: New file.
748 * config/rs6000/aix43.h (ASM_CPU_SPEC): Delete support for
750 * config/rs6000/aix51.h (ASM_CPU_SPEC): Likewise.
751 * config/rs6000/driver-rs6000.c (detect_processor_aix,
752 struct asm_names): Likewise.
753 * config/rs6000/rios1.md: Delete file.
754 * config/rs6000/rios2.md: Delete file.
755 * config/rs6000/rs6000-cpus.def: Delete definitions for RIOS
757 * config/rs6000/rs6000-opts.h (enum processor_type): Delete
758 PROCESSOR_RIOS1 and PROCESSOR_RIOS2.
759 * config/rs6000/rs6000-tables.opt: Regenerated.
760 * config/rs6000/rs6000.c (struct rios1_cost, struct rios2_cost):
762 (rs6000_option_override_internal): Delete support for RIOS CPUs.
763 (rs6000_conditional_register_usage): Adjust comment.
764 (rs6000_issue_rate):Delete support for RIOS CPUs.
765 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
767 (PROCESSOR_POWER): Change to PROCESSOR_PPC601.
768 (PROCESSOR_DEFAULT): Change to PROCESSOR_PPC603.
769 * config/rs6000/rs6000.md (define_attr "cpu"): Delete rios1
771 (include "rios1.md", include "rios2.md"): Delete.
772 (include "601.md"): New.
773 * config/rs6000/rs6000.opt (enum rs6000_cpu): Default to
775 * config/rs6000/t-aix43 (MULTILIB_MATCHES): Delete support
777 * config/rs6000/t-rs6000 (MD_INCLUDES): Delete rios1.md and
778 rios2.md . Add 601.md .
780 2012-07-26 Richard Henderson <rth@redhat.com>
782 * doc/extend.texi (attribute): Document hot/cold for labels.
783 * predict.c (tree_estimate_probability_bb): Handle hot/cold
784 attributes on user labels.
785 * predict.def (PRED_HOT_LABEL, PRED_COLD_LABEL): New.
787 2012-07-26 Andrew Jenner <andrew@codesourcery.com>
788 Sandra Loosemore <sandra@codesourcery.com>
790 * cse.c (find_comparison_args): Check for cycles of any length.
792 2012-07-26 Nick Clifton <nickc@redhat.com>
794 * config/mn10300/mn10300.c (REG_SAVE_BYTES): Delete.
795 (mn10300_get_live_callee_saved_regs): If requested return a count
796 of the number of bytes in the mask.
797 (mn10300_expand_prologue): Add argument to invocation of
798 mn10300_get_live_callee_regs.
799 (mn10300_expand_epilogue): Compute reg_save_bytes by calling
800 mn10300_get_live_callee_saved_regs.
801 (mn10300_initial_offset): Likewise.
802 * config/mn10300/mn10300-protos.h (mn10300_get_live_callee_saved_regs):
804 * config/mn10300/mn10300.md (return_ret): Add argument to
805 invocation of mn10300_get_live_callee_saved_regs.
807 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
810 * sel-sched-ir.c (cmp_v_in_regset_pool): Clarify logic, fix
811 pointer difference check.
813 2012-07-26 Bill Schmidt <wschmidt@linux.ibm.com>
815 * tree-ssa-loop-ivopts.c (mbc_entry_hash): Remove.
816 (mbc_entry_eq): Likewise.
817 (mult_costs): Likewise.
818 (cost_tables_exist): Likewise.
819 (initialize_costs): Likewise.
820 (finalize_costs): Likewise.
821 (tree_ssa_iv_optimize_init): Remove call to initialize_costs.
822 (add_regs_cost): Remove.
823 (multiply_regs_cost): Likewise.
824 (add_const_cost): Likewise.
825 (extend_or_trunc_reg_cost): Likewise.
826 (negate_reg_cost): Likewise.
827 (struct mbc_entry): Likewise.
828 (multiply_by_const_cost): Likewise.
829 (get_address_cost): Change add_regs_cost calls to add_cost lookups;
830 change multiply_by_const_cost to mult_by_coeff_cost.
831 (force_expr_to_var_cost): Likewise.
832 (difference_cost): Change multiply_by_const_cost to mult_by_coeff_cost.
833 (get_computation_cost_at): Change add_regs_cost calls to add_cost
834 lookups; change multiply_by_const_cost to mult_by_coeff_cost.
835 (determine_iv_cost): Change add_regs_cost calls to add_cost lookups.
836 (tree_ssa_iv_optimize_finalize): Remove call to finalize_costs.
837 * tree-ssa-address.c (expmed.h): New #include.
838 (most_expensive_mult_to_index): Change multiply_by_const_cost to
840 * gimple-ssa-strength-reduction.c (expmed.h): New #include.
841 (stmt_cost): Change to use mult_by_coeff_cost, mul_cost, add_cost,
842 neg_cost, and convert_cost instead of IVOPTS interfaces.
843 (execute_strength_reduction): Remove calls to initialize_costs and
845 * expmed.c (struct init_expmed_rtl): Add convert rtx_def.
846 (init_expmed_one_mode): Initialize convert rtx_def; initialize
847 x_convert_cost for related modes.
848 (mult_by_coeff_cost): New function.
849 * expmed.h (NUM_MODE_INT): New #define.
850 (struct target_expmed): Add x_convert_cost matrix.
851 (set_convert_cost): New inline function.
852 (convert_cost): Likewise.
853 (mult_by_coeff_cost): New extern decl.
854 * tree-flow.h (initialize_costs): Remove decl.
855 (finalize_costs): Likewise.
856 (multiply_by_const_cost): Likewise.
857 (add_regs_cost): Likewise.
858 (multiply_regs_cost): Likewise.
859 (add_const_cost): Likewise.
860 (extend_or_trunc_reg_cost): Likewise.
861 (negate_reg_cost): Likewise.
862 * Makefile.in (gimple-ssa-strength-reduction.o): Update dependencies.
863 (tree-ssa-address.o): Update dependencies.
865 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
867 * bitmap.h: Add explanation of sparse set as linked-list bitmap.
868 * sbitmap.h: Add explanation about non-sparse sets as simple bitmap.
869 (TEST_BIT): Make a static inline function for stronger type checking.
870 (SET_BIT): Don't handle sbitmaps with popcount.
871 (RESET_BIT): Likewise.
872 (SET_BIT_WITH_POPCOUNT): New, like SET_BIT but with popcount.
873 (RESET_BIT_WITH_POPCOUNT): New, like RESET_BIT but with popcount.
874 * ebitmap.c (ebitmap_clear_bit): Use SET_BIT_WITH_POPCOUNT and
875 RESET_BIT_WITH_POPCOUNT on wordmask bitmaps.
876 (ebitmap_set_bit, ebitmap_and_into, ebitmap_and, ebitmap_ior_into,
877 ebitmap_and_compl_into, ebitmap_and_compl): Likewise.
878 * sparseset.h: Add explanation of sparse set representation.
880 2012-07-26 Richard Guenther <rguenther@suse.de>
882 PR tree-optimization/54098
883 * tree-vrp.c (vrp_visit_phi_node): Iterate once more if the
884 original range was UNDEFINED.
886 2012-07-26 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
888 * config/arm/neon.ml (ops): Fix regexp for vld1Q_dups64 and
891 2012-07-26 Oleg Endo <olegendo@gcc.gnu.org>
894 * config/sh/sh.opt (mzdcbranch): New option.
895 * doc/invoke.texi: Document it.
896 * config/sh/sh.md (negsi_cond): Use TARGET_ZDCBRANCH as condition
897 instead of TARGET_HARD_SH4.
898 * config/sh/sh.c (sh_option_override): Set TARGET_ZDCBRANCH as default
901 2012-07-25 Oleg Endo <olegendo@gcc.gnu.org>
904 * config/sh/predicates.md (shift_count_operand): Handle not-SHMEDIA
906 (p27_shift_count_operand, not_p27_shift_count_operand): New predicates.
907 * config/sh/sh.md (ashlsi3): Remove parallel and T_REG clobber
908 from expander. Do not emit shift insn for not-SHMEDIA case.
909 (ashlsi3_std): Replace with ...
910 (ashlsi3_k, ashlsi3_d): ... these new insns.
911 * config/sh/sh.c (gen_ashift): Make static. Add sanity checks.
912 Emit ashlsi3_k insn instead of ashlsi3_std in ASHIFT case.
913 (gen_ashift_hi): Make static.
914 * config/sh/sh-protos.h (gen_ashift, gen_ashift_hi): Remove forward
917 2012-07-25 Bharathi Seshadri <bseshadr@cisco.com>
918 Jim Wilson <jimwilso@cisco.com>
920 * config/arm/bpabi.h (BE8_LINK_SPEC): Set according to
921 TARGET_BIG_ENDIAN_DEFAULT.
923 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
925 * gimple-low.c (lower_try_catch): New function.
926 (lower_stmt) <GIMPLE_TRY>: Use it to lower GIMPLE_TRY_CATCH.
927 <GIMPLE_CATCH>: Delete.
928 <GIMPLE_EH_FILTER>: Likewise.
930 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
932 * expr.c (expand_expr_real_1): Do not expand operand #1 and #2
933 of BIT_FIELD_REF for ignored results.
934 * fold-const.c (fold_ternary_loc) <BIT_FIELD_REF>: Check that the
935 CONSTRUCTOR has vector type before using vector accessors on it.
936 * gimplify.c (gimplify_compound_lval): Do not gimplify operand #1 and
938 (gimplify_expr) <BIT_FIELD_REF>: Likewise.
939 * tree-nested.c (convert_nonlocal_reference_op) <BIT_FIELD_REF>: Do
940 not process operand #1 and #2.
941 (convert_local_reference_op): Likewise.
942 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Remove superfluous
944 <BIT_FIELD_REF>: Reuse operand #1 and #2 directly.
945 * tree.c (stabilize_reference) <BIT_FIELD_REF>: Do not stabilize
947 (UPDATE_FLAGS): Do not consider operand #2 of BIT_FIELD_REF.
948 (build6_stat): Delete.
949 * tree.h (build6_stat, build6, build6_stat_loc, build6_loc): Likewise.
951 2012-07-25 Marc Glisse <marc.glisse@inria.fr>
953 PR tree-optimization/30318
954 * tree-vrp.c (extract_range_from_binary_expr_1) [PLUS_EXPR]:
956 [MINUS_EXPR]: Merge with PLUS_EXPR.
958 2012-07-25 Sandra Loosemore <sandra@codesourcery.com>
959 Paul Brook <paul@codesourcery.com>
962 * target.def (warn_func_return): New hook.
963 * doc/tm.texi.in (TARGET_WARN_FUNC_RETURN): New hook.
964 * doc/tm.texi: Regenerate.
965 * doc/sourcebuild.texi (Effective-Target Keywords): Document
967 * ipa-pure-const.c (warn_function_noreturn): Check
968 targetm.warn_func_return.
969 * tree-cfg.c (execute_warn_function_return): Likewise.
970 * config/spu/spu.c (spu_warn_func_return): New.
971 (TARGET_WARN_FUNC_RETURN): Define.
972 * config/rx/rx.c (rx_warn_func_return): New.
973 (TARGET_WARN_FUNC_RETURN): Define.
974 * config/avr/avr.c (avr_warn_func_return): New.
975 (TARGET_WARN_FUNC_RETURN): Define.
976 * config/arm/arm.c (arm_warn_func_return): New.
977 (TARGET_WARN_FUNC_RETURN): Define.
978 * config/mcore/mcore.c (mcore_warn_func_return): New.
979 (TARGET_WARN_FUNC_RETURN): Define.
980 (saved_warn_return_type, saved_warn_return_type_count): Remove.
981 (mcore_reorg, mcore_handle_naked_attribute): Remove warn_return hack.
983 2012-07-25 Siddhesh Poyarekar <siddhesh@redhat.com>
985 * final.c [ASSEMBLER_DIALECT](do_assembler_dialects): New
986 function to implement assembler dialects.
987 (output_asm_insn): Use do_assembler_dialects.
988 (asm_fprintf): Likewise.
990 2012-07-25 Richard Henderson <rth@redhat.com>
993 * libfuncs.h: Don't include optabs.h.
994 (struct libfunc_entry): Use "int" for op, mode1, mode2 members.
995 * optabs.c (hash_libfunc): Don't cast members to int.
996 * Makefile.in (LIBFUNCS_H): Don't include OPTABS_H.
998 2012-07-25 Dodji Seketeli <dodji@redhat.com>
1000 * basic-block.c: Fix typo in comment.
1002 2012-07-25 Kirill Yukhin <kirill.yukhin@intel.com>
1003 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
1005 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PRFCHW_SET): New.
1006 (OPTION_MASK_ISA_PRFCHW_UNSET): Likewise.
1007 (ix86_handle_option): Handle mprfchw option.
1008 * config.gcc (i[34567]86-*-*): Add prfchwintrin.h.
1009 (x86_64-*-*): Likewise.
1010 * config/i386/prfchwintrin.h: New header.
1011 * config/i386/cpuid.h (bit_PRFCHW): New.
1012 (bit_BMI): Formatting fix.
1013 (bit_HLE): Likewise.
1014 (bit_RTM): Likewise.
1015 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1017 * config/i386/i386-c.c: Define __PRFCHW__ if needed.
1018 * config/i386/i386.c (ix86_target_string): Define
1019 -mprfchw option. Formatting fixes.
1020 (PTA_HLE): Formatting fix.
1022 (ix86_option_override_internal): Handle new option.
1023 (ix86_valid_target_attribute_inner_p): Add OPT_mprfchw.
1024 * config/i386/i386.h (TARGET_PRFCHW): New.
1025 * config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW.
1026 * config/i386/i386.opt (mprfchw): New.
1027 * config/i386/mm3dnow.h: Move _m_prefetchw from here to prfchwintrin.h.
1028 * config/i386/x86intrin.h: Include prfchwintrin.h.
1030 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
1032 * config/i386/i386.md (stack_protect_set): Disable the pattern
1033 for Android since Android libc (bionic) does not provide random
1034 value for stack protection guard at gs:0x14. Guard value
1035 will be provided from external symbol (default implementation).
1036 (stack_protect_set_<mode>): Likewise.
1037 (stack_protect_test): Likewise.
1038 (stack_protect_test_<mode>): Likewise.
1039 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
1040 not have Bionic by default
1041 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
1042 Macro OPTION_BIONIC is defined in this file and provides Bionic
1043 accessibility status
1045 2012-07-25 Steven Bosscher <steven@gcc.gnu.org>
1047 * gimple-pretty-print.c (gimple_dump_bb_buff): Call pp_flush.
1049 2012-07-25 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1052 * config.gcc (i[34567]86-*-linux* | ...): Add btver2.
1053 (case ${target}): Add btver2.
1054 * config/i386/driver-i386.c (host_detect_local_cpu): Let
1055 -march=native recognize btver2 processors.
1056 * config/i386/i386-c.c (ix86_target_macros_internal): Add
1057 btver2 def_and_undef
1058 * config/i386/i386.c (struct processor_costs btver2_cost): New
1060 (m_BTVER2): New definition.
1061 (m_AMD_MULTIPLE): Includes m_BTVER2.
1062 (initial_ix86_tune_features): Add btver2 tune.
1063 (processor_target_table): Add btver2 entry.
1064 (static const char *const cpu_names): Add btver2 entry.
1065 (software_prefetching_beneficial_p): Add btver2.
1066 (ix86_option_override_internal): Add btver2 instruction sets.
1067 (ix86_issue_rate): Add btver2.
1068 (ix86_adjust_cost): Add btver2.
1069 * config/i386/i386.h (TARGET_BTVER2): New definition.
1070 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver2.
1071 (enum processor_type): Add PROCESSOR_BTVER2.
1072 * config/i386/i386.md (define_attr "cpu"): Add btver2.
1074 2012-07-24 Bill Schmidt <wschmidt@linux.ibm.com>
1076 * doc/tm.texi: Regenerate.
1077 * targhooks.c (default_init_cost): Add prologue and epilogue costs.
1078 (default_add_stmt_cost): Likewise; also handle NULL stmt_info.
1079 (default_finish_cost): Add prologue and epilogue costs.
1080 * targhooks.h (default_add_stmt_cost): Change parameter list.
1081 (default_finish_cost): Likewise.
1082 * target.def (init_cost): Change documentation string.
1083 (add_stmt_cost): Change documentation string and parameter list.
1084 (finish_cost): Likewise.
1085 * target.h (vect_cost_model_location): New enum.
1086 * tree-vectorizer.h (struct _slp_tree): Remove cost substruct.
1087 (struct _slp_instance): Remove cost substruct; rename stmt_cost_vec
1089 (SLP_INSTANCE_OUTSIDE_OF_LOOP_COST): Remove.
1090 (SLP_INSTANCE_STMT_COST_VEC): Rename to SLP_INSTANCE_BODY_COST_VEC.
1091 (SLP_TREE_OUTSIDE_OF_LOOP_COST): Remove.
1092 (struct _vect_peel_extended_info): Rename stmt_cost_vec to
1094 (struct _stmt_vec_info): Remove cost substruct.
1095 (STMT_VINFO_OUTSIDE_OF_LOOP_COST): Remove.
1096 (stmt_vinfo_set_outside_of_loop_cost): Remove.
1097 (builtin_vectorization_cost): New function.
1098 (vect_get_stmt_cost): Change to use builtin_vectorization_cost.
1099 (add_stmt_cost): Change parameter list.
1100 (finish_cost): Likewise.
1101 (vect_model_simple_cost): Likewise.
1102 (vect_model_store_cost): Likewise.
1103 (vect_model_load_cost): Likewise.
1104 (record_stmt_cost): Likewise.
1105 (vect_get_load_cost): Likewise.
1106 (vect_get_known_peeling_cost): Likewise.
1107 * tree-vect-loop.c (vect_get_known_peeling_cost): Change parameter
1108 list; call record_stmt_cost for prologue and epilogue costs.
1109 (vect_estimate_min_profitable_iters): Call add_stmt_cost for
1110 prologue and epilogue costs; remove computation of vec_outside_cost;
1111 return vec_prologue_cost and vec_epilogue_cost from finish_cost.
1112 (vect_model_reduction_cost): Revise call to add_stmt_cost for body
1113 costs; call add_stmt_cost for prologue and epilogue costs.
1114 (vect_model_induction_cost): Revise call to add_stmt_cost for body
1115 costs; call add_stmt_cost for prologue costs.
1116 * tree-vect-data-refs.c (vect_get_data_access_cost): Change parameter
1117 list for function and arguments for calls to vect_get_load_cost and
1118 vect_get_store_cost.
1119 (vect_peeling_hash_get_lowest_cost): Change argument list for calls to
1120 vect_get_data_access_cost and vect_get_known_peeling_cost; use
1121 temporary vectors prologue_cost_vec and epilogue_cost_vec for the
1122 latter call and discard their results; rename stmt_cost_vec to
1123 body_cost_vec; correct possible storage leak for body_cost_vec.
1124 (vect_peeling_hash_choose_best_peeling): Rename stmt_cost_vec to
1126 (vect_enhance_data_refs_alignment): Rename stmt_cost_vec to
1127 body_cost_vec; add extra dummy parameter on calls to
1128 vect_get_data_access_cost; tolerate null si->stmt; add vect_body to
1129 argument list on call to add_stmt_cost.
1130 * tree-vect-stmts.c (record_stmt_cost): Change parameter list;
1131 rename stmt_cost_vec to body_cost_vec; tolerate null stmt_info; call
1132 builtin_vectorization_cost; add "where" parameter on call to
1134 (vect_model_simple_cost): Change parameter list; call record_stmt_cost
1135 for prologue costs; remove call to stmt_vinfo_set_outside_of_loop_cost;
1136 rename stmt_cost_vec to body_cost_vec.
1137 (vect_model_promotion_demotion_cost): Add vect_body argument to call
1138 to add_stmt_cost; call add_stmt_cost for prologue costs; remove call
1139 to stmt_vinfo_set_outside_of_loop_cost.
1140 (vect_model_store_cost): Change parameter list; call record_stmt_cost
1141 for prologue costs; add vect_body argument to call to record_stmt_cost;
1142 rename stmt_cost_vec to body_cost_vec; remove call to
1143 stmt_vinfo_set_outside_of_loop_cost.
1144 (vect_get_store_cost): Rename stmt_cost_vec to body_cost_vec; add
1145 vect_body argument to calls to record_stmt_cost.
1146 (vect_model_load_cost): Change parameter list; rename stmt_cost_vec to
1147 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
1148 remove call to stmt_vinfo_set_outside_of_loop_cost.
1149 (vect_get_load_cost): Change parameter list; rename stmt_cost_vec to
1150 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
1151 call record_stmt_cost for prologue costs.
1152 (vectorizable_store): Change argument list for call to
1153 vect_model_store_cost.
1154 (vectorizable_load): Change argument list for call to
1155 vect_model_load_cost.
1156 (new_stmt_vec_info): Remove assignment to
1157 STMT_VINFO_OUTSIDE_OF_LOOP_COST.
1158 * config/spu/spu.c (spu_init_cost): Add prologue and epilogue costs.
1159 (spu_add_stmt_cost): Likewise; also handle NULL stmt_info.
1160 (spu_finish_cost): Add prologue and epilogue costs.
1161 * config/i386/i386.c (i386_init_cost): Add prologue and epilogue costs.
1162 (i386_add_stmt_cost): Likewise; also handle NULL stmt_info.
1163 (i386_finish_cost): Add prologue and epilogue costs.
1164 * config/rs6000/rs6000.c (rs6000_init_cost): Add prologue and epilogue
1166 (rs6000_add_stmt_cost): Likewise; also handle NULL stmt_info.
1167 (rs6000_finish_cost): Add prologue and epilogue costs.
1168 * tree-vect-slp.c (vect_free_slp_instance): Rename
1169 SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC.
1170 (vect_create_new_slp_node): Remove assignment to
1171 SLP_TREE_OUTSIDE_OF_LOOP_COST.
1172 (vect_get_and_check_slp_defs): Change parameter list; change argument
1173 lists to calls to vect_model_store_cost and vect_model_simple_cost.
1174 (vect_build_slp_tree): Change parameter list; change argument lists
1175 to calls to vect_model_load_cost, vect_get_and_check_slp_defs, and
1176 recursive self-calls; remove setting of outside_cost from
1177 SLP_TREE_OUTSIDE_OF_LOOP_COST; add vect_body argument to call to
1179 (vect_analyze_slp_instance): Rename stmt_cost_vec to body_cost_vec;
1180 rename SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC;
1181 remove assignment to SLP_INSTANCE_OUTSIDE_OF_LOOP_COST; record SLP
1183 (vect_bb_vectorization_profitable_p): Rename stmt_cost_vec to
1184 body_cost_vec; handle null ci->stmt; add vect_body argument to call
1185 to add_stmt_cost; simplify calls to targetm.vectorize.
1186 builtin_vectorization_cost; return vec_prologue_cost and
1187 vec_epilogue_cost from finish_cost.
1188 (vect_update_slp_costs_according_to_vf): Rename stmt_cost_vec to
1189 body_cost_vec; add vect_body argument to call to add_stmt_cost.
1191 2012-07-24 Richard Henderson <rth@redhat.com>
1193 * system.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Poison.
1194 * config/cris/cris.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1195 * config/h8300/h8300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1196 * config/mn10300/mn10300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1197 * config/rs6000/rs6000.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove
1199 * config/v850/v850.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1200 * config/v850/v850.md (fixuns_truncsfsi2, fixuns_truncdfsi2): New.
1201 (fix_truncsfsi2, fix_truncdfsi2): Avoid double FIX.
1202 * config/vax/vax.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1203 * config/vax/vax.md (fixuns_trunc<VAXfp><VAXint>): New.
1204 * doc/tm.texi.in (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1205 * doc/tm.texi: Rebuild.
1207 2012-07-24 Richard Henderson <rth@redhat.com>
1209 * optabs.def: New file.
1210 * Makefile.in (OPTABS_H): Add insn-opinit.h.
1211 (MOSTLYCLEANFILES): Likewise.
1212 (insn-opinit.o): Remove reload.h
1213 (simple_rtl_generated_c): Remove insn-opinit.c.
1214 (s-opinit): New rule.
1215 (build/genopinit.o): Add optabs.def.
1216 * genopinit.c (rtx_upname): New.
1217 (optabs): Extract to optabs.def
1218 (enum optab_tag, struct optab_def_d, optabs): New.
1219 (struct pattern_d, patterns): New.
1220 (match_pattern): Split out from ...
1221 (gen_insn): ... here. Push matches on patterns vec.
1222 (pattern_cmp, optab_kind_cmp, optab_rcode_cmp): New.
1223 (header_file_name, source_file_name, handle_arg): New.
1224 (open_outfile): New.
1225 (main): Sort and emit new tables. Generate lookup_handler,
1226 raw_optab_handler, swap_optab_enable.
1227 * libfuncs.h (libfunc_entry): Change "size_t optab" to "optab op".
1228 * optabs.c (code_to_optab_): Remove.
1229 (hash_libfunc): Update for optab name change.
1230 (eq_libfunc): Likewise.
1231 (convert_optab_libfunc): Update computation of optab member;
1232 use the new convlib_def table.
1233 (optab_libfunc): Similarly.
1234 (set_optab_libfunc, set_conv_libfunc): Likewise.
1235 (sign_expand_binop): Use swap_optab_enable instead of fake optabs.
1236 (init_insn_codes, init_optab, init_optabv, init_convert_optab): Remove.
1237 (init_optabs): Don't call them; export the data to optabs.def.
1238 (gen_int_libfunc, gen_fp_libfunc): Export non-static.
1239 (gen_fixed_libfunc, gen_signed_fixed_libfunc): Likewise.
1240 (gen_unsigned_fixed_libfunc, gen_int_fp_libfunc): Likewise.
1241 (gen_intv_fp_libfunc, gen_int_fp_fixed_libfunc): Likewise.
1242 (gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc): Likewise.
1243 (gen_int_signed_fixed_libfunc): Likewise.
1244 (gen_int_unsigned_fixed_libfunc): Likewise.
1245 (gen_interclass_conv_libfunc, gen_int_to_fp_conv_libfunc): Likewise.
1246 (gen_ufloat_conv_libfunc): Likewise.
1247 (gen_int_to_fp_nondecimal_conv_libfunc): Likewise.
1248 (gen_fp_to_int_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
1249 (gen_trunc_conv_libfunc, gen_extend_conv_libfunc): Likewise.
1250 (gen_fract_conv_libfunc, gen_fractuns_conv_libfunc): Likewise.
1251 (gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): Likewise.
1252 (debug_optab_libfuncs): Update for optab representation change.
1253 * optabs.h: Include insn-opinit.h.
1254 (optab, convert_optab, direct_optab): New typedefs.
1255 (struct optab_handlers, struct widening_optab_handlers): Remove.
1256 (struct optab_libcall_d): Rename from optab_d; remove code_,
1257 handlers, widening members.
1258 (struct convert_optab_libcall_d): Rename from convert_optab_d;
1259 remove code_ and handlers members.
1260 (enum optab_index, enum convert_optab_index): Remove.
1261 (enum direct_optab_index): Remove.
1262 (code_to_optab_): Fix array range.
1263 (optab_to_code): Covert to inline function.
1264 (optab_to_code_, convlib_def, normlib_def): Declare.
1265 (raw_optab_handler, swap_optab_enable): Declare.
1266 (unknown_optab): Remove; export to optabs.def
1267 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
1268 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
1269 ssashl_optab, usashl_optab, add_optab, sub_optab, smul_optab,
1270 addv_optab, subv_optab, smul_highpart_optab, umul_highpart_optab,
1271 smul_widen_optab, umul_widen_optab, usmul_widen_optab,
1272 smadd_widen_optab, umadd_widen_optab, ssmadd_widen_optab,
1273 usmadd_widen_optab, smsub_widen_optab, umsub_widen_optab,
1274 ssmsub_widen_optab, usmsub_widen_optab, sdiv_optab, smulv_optab,
1275 sdivv_optab, sdivmod_optab, udiv_optab, udivmod_optab, smod_optab,
1276 umod_optab, fmod_optab, remainder_optab, ftrunc_optab, and_optab,
1277 ior_optab, xor_optab, ashl_optab, lshr_optab, ashr_optab, rotl_optab,
1278 rotr_optab, vashl_optab, vlshr_optab, vashr_optab, vrotl_optab,
1279 vrotr_optab, smin_optab, smax_optab, umin_optab, umax_optab, pow_optab,
1280 atan2_optab, fma_optab, fms_optab, fnma_optab, fnms_optab, mov_optab,
1281 movstrict_optab, movmisalign_optab, storent_optab, neg_optab,
1282 negv_optab, abs_optab, absv_optab, one_cmpl_optab, bswap_optab,
1283 ffs_optab, clz_optab, ctz_optab, clrsb_optab, popcount_optab,
1284 parity_optab, sqrt_optab, sincos_optab, sin_optab, asin_optab,
1285 cos_optab, acos_optab, exp_optab, exp10_optab, exp2_optab, expm1_optab,
1286 ldexp_optab, scalb_optab, significand_optab, logb_optab, ilogb_optab,
1287 log_optab, log10_optab, log2_optab, log1p_optab, floor_optab,
1288 ceil_optab, btrunc_optab, round_optab, nearbyint_optab, rint_optab,
1289 tan_optab, atan_optab, copysign_optab, signbit_optab, isinf_optab,
1290 cmp_optab, ucmp_optab, eq_optab, ne_optab, gt_optab, ge_optab,
1291 lt_optab, le_optab, unord_optab, strlen_optab, cbranch_optab,
1292 cmov_optab, cstore_optab, ctrap_optab, push_optab, addcc_optab,
1293 reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
1294 reduc_splus_optab, reduc_uplus_optab, ssum_widen_optab,
1295 usum_widen_optab, sdot_prod_optab, udot_prod_optab, vec_set_optab,
1296 vec_extract_optab, vec_init_optab, vec_shl_optab, vec_shr_optab,
1297 vec_realign_load_optab, vec_widen_umult_hi_optab,
1298 vec_widen_umult_lo_optab, vec_widen_smult_hi_optab,
1299 vec_widen_smult_lo_optab, vec_widen_umult_even_optab,
1300 vec_widen_umult_odd_optab, vec_widen_smult_even_optab,
1301 vec_widen_smult_odd_optab, vec_widen_ushiftl_hi_optab,
1302 vec_widen_ushiftl_lo_optab, vec_widen_sshiftl_hi_optab,
1303 vec_widen_sshiftl_lo_optab, vec_unpacks_hi_optab, vec_unpacks_lo_optab,
1304 vec_unpacku_hi_optab, vec_unpacku_lo_optab, vec_unpacks_float_hi_optab,
1305 vec_unpacks_float_lo_optab, vec_unpacku_float_hi_optab,
1306 vec_unpacku_float_lo_optab, vec_pack_trunc_optab, vec_pack_ssat_optab,
1307 vec_pack_usat_optab, vec_pack_sfix_trunc_optab,
1308 vec_pack_ufix_trunc_optab, powi_optab, sync_compare_and_swap_optab,
1309 sync_lock_test_and_set_optab, sync_old_add_optab, sync_old_sub_optab,
1310 sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab,
1311 sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab,
1312 sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab,
1313 sync_new_nand_optab, sext_optab, zext_optab, trunc_optab, sfix_optab,
1314 ufix_optab, sfixtrunc_optab, ufixtrunc_optab, sfloat_optab,
1315 ufloat_optab, lrint_optab, lround_optab, lfloor_optab, lceil_optab,
1316 fract_optab, fractuns_optab, satfract_optab, satfractuns_optab,
1317 vec_load_lanes_optab, vec_store_lanes_optab, vcond_optab, vcondu_optab,
1318 movcc_optab, reload_in_optab, reload_out_optab, movmem_optab,
1319 setmem_optab, cmpstr_optab, cmpstrn_optab, cmpmem_optab,
1320 sync_lock_release_optab, sync_add_optab, sync_sub_optab,
1321 sync_ior_optab, sync_and_optab, sync_xor_optab, sync_nand_optab,
1322 atomic_exchange_optab, atomic_compare_and_swap_optab,
1323 atomic_load_optab, atomic_store_optab, atomic_add_fetch_optab,
1324 atomic_sub_fetch_optab, atomic_and_fetch_optab,
1325 atomic_nand_fetch_optab, atomic_xor_fetch_optab, atomic_or_fetch_optab,
1326 atomic_fetch_add_optab, atomic_fetch_sub_optab, atomic_fetch_and_optab,
1327 atomic_fetch_nand_optab, atomic_fetch_xor_optab, atomic_fetch_or_optab,
1328 atomic_add_optab, atomic_sub_optab, atomic_and_optab,
1329 atomic_nand_optab, atomic_xor_optab, atomic_or_optab,
1330 atomic_always_lock_free_optab, atomic_is_lock_free_optab,
1331 atomic_thread_fence_optab, atomic_signal_fence_optab,
1332 vec_perm_optab, vec_perm_const_optab): Likewise.
1333 (struct target_optabs): Remove x_optab_table, x_convert_optab_table,
1334 and x_direct_optab_table members; add pat_enable.
1335 (optab_table, convert_optab_table, direct_optab_table): Remove.
1336 (optab_handler): Use raw_optab_handler.
1337 (widening_optab_handler, convert_optab_handler): Likewise.
1338 (set_optab_handler, set_widening_optab_handler): Remove.
1339 (set_convert_optab_handler, set_direct_optab_handler): Remove.
1340 (direct_optab_handler): Defer to optab_handler.
1341 * rtl.h (NON_GENERATOR_NUM_RTX_CODE): New.
1343 2012-07-24 Jason Merrill <jason@redhat.com>
1345 * bitmap.c (bitmap_descriptor): Adjust order of parameters to
1346 match MEM_STAT_DECL.
1347 * statistics.h (ALONE_FINAL_MEM_STAT_DECL): Correct typo.
1349 2012-07-24 Richard Henderson <rth@redhat.com>
1351 * optabs.h (struct optab_d): Rename code member to code_.
1352 (struct convert_optab_h): Likewise.
1353 (code_to_optab_): Rename from code_to_optab.
1354 (code_to_optab, optab_to_code): New.
1355 * dojump.c (do_compare_rtx_and_jump): Use code_to_optab.
1356 * ifcvt.c (noce_emit_move_insn): Likewise.
1357 * optabs.c (simplify_expand_binop): Use optab_to_code.
1358 (expand_simple_binop, shift_optab_p, commutative_optab_p): Likewise.
1359 (avoid_expensive_constant, expand_binop_directly): Likewise.
1360 (expand_binop, expand_simple_unop, expand_unop_direct): Likewise.
1361 (expand_unop, prepare_float_lib_cmp, expand_fixed_convert): Likewise.
1362 (have_insn_for, debug_optab_libfuncs): Likewise.
1363 (init_optab, init_optabv, init_convert_optab): Update for optab
1366 * libfuncs.h: Include optabs.h.
1367 * dwarf2out.c, lto-streamer.in.c: Don't include libfuncs.h.
1368 * Makefile.in (LIBFUNCS_H): Add OPTABS_H.
1369 (lto-streamer-in.o, dwarf2out.o): Update deps.
1371 * optabs.h (unknown_optab): New.
1372 * builtins.c (interclass_mathfn_icode): Use it.
1373 * dojump.c (do_compare_rtx_and_jump): Likewise.
1374 * optabs.c (optab_for_tree_code, expand_binop): Likewise.
1375 * tree-vect-generic.c (add_rshift, expand_vector_divmod): Likewise.
1376 (expand_vector_operations_1): Likewise.
1377 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
1378 * tree-vect-stmts.c (supportable_narrowing_operation): Likewise.
1380 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
1382 * alloc-pool.c (create_alloc_pool): Fix ENABLE_CHECKING check.
1384 2012-07-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1387 * config/arm/arm.c (arm_print_operand_address): Remove superfluous
1389 * config/arm/neon.md ("neon_vld3_lane<mode>":VD): Remove alignment
1391 ("neon_vld3_lane<mode>":VMQ): Likewise.
1392 ("neon_vld3_dup<mode>":VDX): Likewise.
1393 ("neon_vst3_lane<mode>":VD): Likewise.
1394 ("neon_vst3_lane<mode>":VMQ): Likewise.
1396 2012-07-24 Roland McGrath <mcgrathr@google.com>
1398 * arm.c (arm_get_frame_offsets): Don't use fixed regs for
1399 stack alignment padding.
1401 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
1404 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
1405 negative constant address for TARGET_X32 ...
1406 (ix86_decompose_address): ... here. Reject constant addresses
1407 that don't satisfy x86_64_immediate_operand predicate.
1409 2012-07-24 Julian Brown <julian@codesourcery.com>
1411 * doc/sourcebuild.texi (arm_hf_eabi): Document effective-target check.
1413 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
1415 * sbitmap.h (SBITMAP_ELT_BITS): Use "1u" trick as for BITMAP_WORD_BITS.
1416 Move test to check that there is a popcount function for the the number
1417 of bits in SBITMAP_ELT_BITS to sbitmap.c.
1418 * sbitmap.c: Test SBITMAP_ELT_BITS, not HOST_BITS_PER_WIDEST_FAST_INT.
1419 MEM_STAT_INFO): Define in terms of their ALONE counterparts.
1421 * configure.ac (GATHER_STATISTICS): Always define, non-zero if enabled.
1422 * configure: Regenerate.
1423 * statistics.h (GATHER_STATISTICS): Error out if it is not defined.
1424 (GCC_MEM_STAT_ARGUMENTS): New define.
1425 (ALONE_MEM_STAT_DECL): Define in terms of GCC_MEM_STAT_ARGUMENTS.
1426 (ALONE_FINAL_MEM_STAT_DECL, ALONE_FINAL_PASS_MEM_STAT): New defines.
1427 (MEM_STAT_DECL, FINAL_MEM_STAT_DECL, PASS_MEM_STAT,
1428 FINAL_PASS_MEM_STAT): Define.
1429 * ggc-internal.h (ggc_record_overhead): Use FINAL_MEM_STAT_DECL.
1430 * ggc.h (ggc_record_overhead, ggc_free_overhead,
1431 ggc_prune_overhead_list): Remove internal prototypes, they are defined
1432 already in ggc-internal.h.
1433 * ggc-common.c (struct loc_descriptor): Remove #ifdef GATHER_STATISTICS
1435 (add_statistics): Likewise.
1436 (dump_ggc_loc_statistics): Likewise. Return if GATHER_STATISTICS is 0.
1437 * ggc-zone.c (struct page_entry): Remove #ifdef GATHER_STATISTICS
1438 wrappers around "survived" and "stats" members.
1439 (alloc_large_page): Always initialize survived.
1440 (ggc_internal_alloc_zone_stat): Likewise.
1441 Remove #ifdef GATHER_STATISTICS wrappers. Record overhead if
1442 GATHER_STATISTICS is non-0.
1443 (ggc_free): Convert #ifdef GATHER_STATISTICS to if-code.
1444 (sweep_pages): Always increase survived.
1445 (ggc_collect_1): Convert #ifdef GATHER_STATISTICS to if-code.
1446 (calculate_average_page_survival): Always define.
1447 (ggc_collect): Convert #ifdef GATHER_STATISTICS to if-code.
1448 (ggc_print_statistics): Likewise.
1449 (ggc_pch_read): Likewise.
1450 * ggc-page.c (struct globals): Always define "stats" member.
1451 (ggc_internal_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
1452 (ggc_free): Likewise.
1453 (ggc_collec): Likewise.
1454 (ggc_print_statistics): Likewise.
1455 * bitmap.h (struct bitmap_head_def): Always define "desc" member.
1456 (bitmap_initialize_stat): Convert #ifdef GATHER_STATISTICS to if-code.
1457 * gimple.h (enum gimple_alloc_kind): Always define.
1458 (gimple_alloc_kind): Likewise.
1459 * tree-flow.h (phinodes_print_statistics): Always define.
1460 (ssanames_print_statistics): Likewise.
1461 * vec.h (vec_heap_free): Always define.
1462 (VEC_stack_alloc): Define if GATHER_STATISTICS is non-0.
1463 * alloc-pool.c (alloc_pool_descriptor): Always define.
1464 (create_alloc_pool): Convert #ifdef GATHER_STATISTICS to if-code.
1465 (empty_alloc_pool): Likewise.
1466 (pool_alloc): Likewise.
1467 (pool_free): Likewise.
1468 (dump_alloc_pool_statistics): Likewise.
1469 (print_statistics): Always define.
1470 * bitmap.c (struct bitmap_descriptor): Always define.
1471 (bitmap_register): Pass ALONE_FINAL_PASS_MEM_STAT.
1472 (register_overhead): Always define.
1473 (bitmap_element_free): Convert #ifdef GATHER_STATISTICS to if-code.
1474 (bitmap_element_allocate): Likewise.
1475 (bitmap_elt_clear_from): Likewise.
1476 (bitmap_obstack_alloc_stat): Likewise.
1477 (bitmap_gc_alloc_stat): Likewise.
1478 (bitmap_obstack_free): Likewise.
1479 (bitmap_find_bit): Likewise.
1480 (bitmap_ior_and_into): Likewise.
1481 (bitmap_print): Likewise.
1482 (dump_bitmap_statistics): Likewise. Return if GATHER_STATISTICS is 0.
1483 * gimple.c (gimple_alloc_counts, gimple_alloc_sizes): Always define.
1484 (gimple_alloc_kind_names): Likewise.
1485 (gimple_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
1486 (dump_gimple_statistics): Likewise. Return if GATHER_STATISTICS is 0.
1487 * rtl.c (rtx_alloc_counts, rtx_alloc_sizes, rtvec_alloc_counts,
1488 rtvec_alloc_sizes): Always define.
1489 (rvec_alloc): Convert #ifdef GATHER_STATISTICS to if-code.
1490 (rtx_alloc_stat): Likewise.
1491 (dump_rtx_statistics): Likewise. Return if GATHER_STATISTICS is 0.
1492 * tree.c (_obstack_allocated_p, tree_code_counts, tree_node_counts,
1493 tree_node_sizes, tree_node_kind_names): Always define.
1494 (record_node_allocation_statistics): Convert #ifdef GATHER_STATISTICS
1496 (type_hash_canon): Likewise.
1497 (dump_tree_statistics): Likewise.
1498 * tree-ssanames.c (ssa_name_nodes_reused, ssa_name_nodes_created):
1500 (ssanames_print_statistics): Likewise.
1501 (make_ssa_name_fn): Convert #ifdef GATHER_STATISTICS to if-code.
1502 * tree-phinodes.c (phi_nodes_reused, phi_nodes_created): Always define.
1503 (phinodes_print_statistics): Likewise.
1504 (allocate_phi_node): Convert #ifdef GATHER_STATISTICS to if-code.
1505 * vec.c (struct vec_descriptor): Always define.
1506 (hash_descriptor, eq_descriptor, ptr_hash_entry, hash_ptr, eq_ptr,
1507 vec_descriptor, rester_overhead, free_overhead): Likewise.
1508 (cmp_statistic): Likewise.
1509 (vec_heap_free): Convert #ifdef GATHER_STATISTICS to if-code.
1510 (vec_heap_o_reserve_1): Likewise.
1511 (dump_vec_loc_statistics): Likewise.
1513 2012-07-24 Richard Guenther <rguenther@suse.de>
1515 PR tree-optimization/53616
1516 * tree-loop-distribution.c (ldist_gen): Do not change
1517 partition ordering when merging partitions.
1519 2012-07-24 Alan Modra <amodra@gmail.com>
1523 * config/rs6000/constraints.md (Y): Use mem_operand_gpr.
1524 * config/rs6000/predicates.md (word_offset_memref_operand): Delete.
1525 Adjust all rs6000_legitimate_offset_address_p calls.
1526 * config/rs6000/rs6000-protos.h (mem_operand_gpr): Declare.
1527 (rs6000_secondary_reload_gpr): Declare.
1528 (rs6000_legitimate_offset_address_p): Update prototype.
1529 (rs6000_offsettable_memref_p): Delete.
1530 (rs6000_secondary_reload_ppc64): Delete.
1531 * config/rs6000/rs6000.c (address_offset): New function.
1532 (mem_operand_gpr): Likewise.
1533 (rs6000_legitimate_offset_address_p): Add worst_case param. When
1534 not worst_case assume class of regs with least restrictive offsets.
1536 (legitimate_lo_sum_address_p): Simplify register mode tests.
1537 (rs6000_legitimize_address): Likewise. Assume best case offset
1538 addressing. Combine ELF and MACHO lo_sum code.
1539 (rs6000_mode_dependent_address): Correct offset addressing limits.
1540 (rs6000_offsettable_memref_p): Make static, add reg_mode param.
1541 Use reg_mode to help rs6000_legitimate_offset_address_p.
1542 (rs6000_secondary_reload): Use address_offset. Handle 32-bit multi
1543 gpr load/store when offset too large.
1544 (rs6000_secondary_reload_gpr): Renamed rs6000_secondary_reload_ppc64.
1545 (rs6000_split_multireg_move): Adjust rs6000_offsettable_memref_p calls.
1546 * config/rs6000/rs6000.md (movdf_hardfloat32): Use 'Y' constraint
1547 for gpr load/store. Order alternatives as r->Y,Y->r,r->r and
1548 d->m,m->d,d->d. Correct size of gpr load/store.
1549 (movdf_softfloat32): Use 'Y' constraint for gpr load/store. Order
1551 (movti_ppc64): Likewise.
1552 (movdi_internal32): Likewise. Also disparage fprs.
1553 (movdi_mfpgpr, movdi_internal64): Likewise.
1554 (movtf_internal): Use 'm' for fpr load/store. Order alternatives.
1555 (movtf_softfloat): Order alternatives.
1556 (extenddftf2_internal): Use 'm' and 'Y' for store.
1557 (movti_power, movti_string): Use 'Y' for gpr load/store. Order.
1558 (stack_protect_setdi, stack_protect_testdi): Likewise.
1559 (movdf_hardfloat64_mfpgpr, movdf_hardfloat64): Order alternatives.
1560 (movdf_softfloat64): Likewise.
1561 (reload_<mode>_store): Adjust reload_di_store to provide
1562 reload_si_store as well.
1563 (reload_<mode>_load): Likewise.
1565 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
1568 * config/sh/predicates.md (general_movsrc_operand,
1569 general_movdst_operand): Reject T_REG.
1570 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg,
1571 movsi_i, movsi_ie, movsi_i_lowpart, *movqi_reg_reg, *movhi_reg_reg):
1572 Remove T_REG alternatives.
1573 (*negtstsi): New insn.
1575 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
1578 * config/sh/sh.md (mulsf3_ie): Delete.
1579 (mulsf3_i4): Rename to mulsf3_i.
1580 (mulsf3): Emit mulsf3_i insn.
1582 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
1584 * config/sh/sh.md (addc1, subc1): Delete.
1585 (adddi3_compact): Use addc instead of addc1.
1586 (subdi3_compact): Use subc instead of subc1.
1588 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1590 * config/i386/i386-protos.c (ix86_lea_outperforms): Remove prototype.
1591 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
1592 split_cost argument signed.
1593 (ix86_avoid_lea_for_add): Cleanup.
1594 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
1595 (ix86_avoid_lea_for_addr): Ditto. Make split_cost signed.
1596 Use gen_lowpart instead of gen_rtx_SUBREG. Cleanup.
1598 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1600 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1602 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
1605 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
1606 * config/i386/i386.c (ix86_print_operand_address): Ditto.
1607 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
1608 addresses. Prevent zero extensions of CONST_INT operands.
1610 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
1612 * sbitmap.h (struct int_list): Remove.
1613 (sbitmap_intersect_of_predsucc, sbitmap_union_of_predsucc):
1614 Remove prototypes of non-existing function.
1615 (sbitmap_intersect_of_predecessors, sbitmap_intersect_of_successors,
1616 sbitmap_union_of_predecessors, sbitmap_union_of_successors): Remove
1618 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
1619 sbitmap_union_of_succs, sbitmap_union_of_preds): Move prototypes to...
1620 * basic-block.h: ... here.
1621 * sbitmap.c: Do not include basic-block.h.
1622 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
1623 sbitmap_union_of_succs, sbitmap_union_of_preds): Move functions to...
1624 * cfganal.c: ... here.
1625 * bt-load.c (compute_out, link_btr_uses): Update for above changes.
1626 * gcse.c (compute_code_hoist_vbeinout): Likewise.
1627 * lcm.c (compute_antinout_edge, compute_available): Likewise.
1628 * Makefile.in: Fix sbitmap.o dependencies.
1630 2012-07-23 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1631 Nick Clifton <nickc@redhat.com>
1633 * config/frv/frv-protos.h (frv_ifcvt_machdep_init): Prototype.
1634 * config/frv/frv.c (frv_ifcvt_machdep_init): Change type of
1635 (unused) parameter to void *.
1637 2012-07-23 Richard Guenther <rguenther@suse.de>
1639 * tree-ssa-alias.c (dump_alias_info): Walk over local decls
1640 instead of referenced vars.
1642 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
1644 * coverage.c: Refer to "notes file" instead of "graph file"
1645 in all comments. Explain history of bbg prefix.
1646 * gcov-io.h: Likewise.
1648 (find_source): Likewise in fnotice.
1649 (read_graph_file): Likewise.
1650 (read_count_file): Likewise.
1651 * doc/gcov.texi: Document -fprofile-dir flag. Add "notes file"
1652 and "data file" explicitly in the explanation of the files.
1654 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
1656 PR tree-optimization/53881
1657 * tree-cfg.c (group_case_labels_stmt): Look up the basic block
1658 for each label and compare them instead of labels.
1660 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
1662 * opts.c (common_handle_option): Do not set
1663 flag_value_profile_transformations for -fprofile-generate.
1664 * profile.c (instrument_values): Use COUNTER_FOR_HIST_TYPE.
1665 (BB_TO_GCOV_INDEX): Remove.
1666 (output_location): Don't use it.
1667 (branch_prob): Likewise. Don't fiddle with the index of
1668 ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR. Use clear_aux_for_blocks.
1669 (find_spanning_tree):
1670 * gcov.c (struct function_info): Document that blocks 0 and 1
1671 are the entry resp. exit blocks in gcov, too, like in GCC itself.
1672 (solve_flow_graph): Use ENTRY_BLOCK and EXIT_BLOCK for special
1673 blocks identification.
1674 (output_lines): Likewise.
1675 * value-prof.c (gimple_value_profile_transformations): Do not
1676 test flag_value_profile_transformations again.
1677 (gimple_ic_transform): Take a gimple_stmt_iterator like all other
1678 transformation functions.
1679 (gimple_values_to_profile):
1680 Don't test flag_value_profile_transformations
1681 * tree-profile.c (tree_profiling): Assert that the cgraph is in
1682 the CGRAPH_STATE_IPA_SSA state.
1683 Do not set, or look at, after_tree_profile.
1684 * function.h (struct function): Remove after_tree_profile bit.
1685 * omp-low.c (expand_omp_taskreg): Don't set after_tree_profile.
1686 * tree-inline.c (initialize_cfun): Don't copy it.
1687 * lto-streamer-out.c (output_struct_function_base): Don't stream it.
1688 * lto-streamer-in.c (input_struct_function_base): Likewise.
1690 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
1692 * config/sh/sh.h (TARGET_DYNSHIFT): New macro.
1693 (SH_DYNAMIC_SHIFT_COST): Use it.
1694 * config/sh/sh.c (expand_ashiftrt, shl_sext_kind): Likewise.
1695 (sh_dynamicalize_shift_p): Add TARGET_DYNSHIFT condition.
1696 Add sanity check for input value. Add function description.
1697 * config/sh/sh.md (ashlsi3, ashlsi3_std, ashrsi3_d, lshrsi3,
1698 lshrsi3_d): Use TARGET_DYNSHIFT.
1700 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
1702 * config/sh/sh.md (negc): Delete expander.
1703 (*negc): Rename insn to negc.
1705 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
1708 * config/i386/i386.md (*lea): New insn pattern.
1710 (*lea<mode>_2): Ditto.
1711 (*lea_{3,4,5,6}_zext): Ditto.
1712 * config/i386/predicates.md (lea_address_operand): Do not reject
1713 zero-extended address operands.
1714 * config/i386/constraints.md (j): Remove address constraint.
1715 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
1717 (ix86_print_operand_address): Handle SImode subreg of an address.
1718 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
1720 2012-07-22 Hans-Peter Nilsson <hp@axis.com>
1722 Emit executable-stack note correctly for CRIS targets.
1723 * config/cris/cris.c (cris_file_end): New function.
1724 (TARGET_ASM_FILE_END): Define.
1726 2012-07-22 Chung-Lin Tang <cltang@codesourcery.com>
1727 Maxim Kuvyrkov <maxim@codesourcery.com>
1728 NetLogic Microsystems Inc.
1730 * config/mips/mips.c (mips_issue_rate): Handle XLP.
1731 * config/mips/mips.md: Include xlp.md.
1732 * config/mips/xlp.md: New file.
1734 2012-07-21 Steven Bosscher <steven@gcc.gnu.org>
1736 PR gcov-profile/32543
1737 * profile.c (branch_prob): Update total_num_edges_instrumented and
1738 report the number of edges to instrument.
1740 2012-07-21 Oleg Endo <olegendo@gcc.gnu.org>
1742 * config/sh/sh.md: Correct comment regarding clrt and sett insns.
1744 2012-07-21 Andrew Pinski <apinski@cavium.com>
1746 * config/mips/mips.md (*popcountdi2_trunc): New pattern
1747 to handle popcount of a truncation.
1749 2012-07-21 Andrew Pinski <apinski@cavium.com>
1751 * config/mips/mips-protos.h (mips_expand_ext_as_unaligned_load):
1752 Add a bool argument.
1753 * config/mips/mips.c (mips_block_move_straight): Update call to
1754 mips_expand_ext_as_unaligned_load.
1755 (mips_expand_ext_as_unaligned_load): Add unsigned_p argument.
1756 Accept DImode dest when the width is that of SImode.
1757 * config/mips/mips.md (extv): Update call to
1758 mips_expand_ext_as_unaligned_load.
1761 2012-07-21 Andrew Pinski <apinski@cavium.com>
1763 * config/mips/mips.c (mips_get_unaligned_mem): Copy *op after calling
1766 2012-07-20 Maxim Kuvyrkov <maxim@codesourcery.com>
1768 * config/mips/mips.md (define_attr sync_*): Move before "type".
1769 (define_attr "type"): New values "atomic" and "syncloop".
1770 * config/mips/sync.md (atomic_exchange<mode>, atomic_fetch_add<mode>):
1771 Set "type" attribute.
1772 * config/mips/generic.md (generic_atomic, generic_syncloop):
1774 * gcc/config/mips/10000.md, gcc/config/mips/20kc.md,
1775 * gcc/config/mips/24k.md, gcc/config/mips/4130.md,
1776 * gcc/config/mips/4k.md, gcc/config/mips/5400.md,
1777 * gcc/config/mips/5500.md, gcc/config/mips/5k.md,
1778 * gcc/config/mips/7000.md, gcc/config/mips/74k.md,
1779 * gcc/config/mips/9000.md, gcc/config/mips/loongson2ef.md,
1780 * gcc/config/mips/loongson3a.md, gcc/config/mips/octeon.md,
1781 * gcc/config/mips/sb1.md, gcc/config/mips/sr71k.md,
1782 * gcc/config/mips/xlr.md: Handle "atomic" and "syncloop" types.
1784 2012-07-20 Oleg Endo <olegendo@gcc.gnu.org>
1786 * config/sh/sh.md: Group and sort shift related patterns.
1787 (ashlsi3_n, *ashlhi3_n, lshrsi3_n): Remove length attributes.
1789 2012-07-20 Hans-Peter Nilsson <hp@axis.com>
1791 * config/cris/cris.c (cris_asm_output_ident): Remove unused
1792 local variables section_asm_op, size, buf.
1794 2012-07-20 Pat Haugen <pthaugen@us.ibm.com>
1795 Steven Bosscher <steven@gcc.gnu.org>
1797 * config/rs6000/power4.md (power4-store-update): Fix reservation.
1798 (power4-three): Likewise.
1800 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
1801 Greta Yorsh <Greta.Yorsh@arm.com>
1803 * config/arm/arm.c (arm_cortex_a15_tune): New tune.
1804 * config/arm/arm-cores.def (cortex-a15): Use it.
1806 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
1807 Greta Yorsh <Greta.Yorsh@arm.com>
1809 * config/arm/arm-protos.h (tune_params): Add prefer_ldrd_strd.
1810 * config/arm/arm.c (arm_slowmul_tune): Initialize it.
1811 (arm_fastmul_tune, arm_strongarm_tune): Likewise.
1812 (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune): Likewise.
1813 (arm_cortex_tune, arm_cortex_a5_tune, arm_cortex_a9_tune): Likewise.
1814 (arm_fa726te_tune): Likewise.
1816 2012-07-20 Richard Guenther <rguenther@suse.de>
1818 * tree-dfa.c (collect_dfa_stats): Simplify.
1819 * tree-ssa-structalias.c (compute_may_aliases): Do not dump
1821 * cfgexpand.c (estimated_stack_frame_size): Walk over local
1822 decls instead of referenced vars.
1823 * tree-ssa.c (delete_tree_ssa): Simplify.
1824 * tree-tailcall.c (find_tail_calls): Walk over local decls
1825 instead of referenced vars.
1826 (add_virtual_phis): Remove.
1827 (tree_optimize_tail_calls_1): Instead mark the virtual operand
1830 2012-07-20 Steven Bosscher <steven@gcc.gnu.org>
1832 * basic-block.h (BB_FLAGS_TO_PRESERVE): New define.
1833 (brief_dump_cfg): Update prototype to take flags argument.
1834 (check_bb_profile): Remove prototype.
1835 * tracer.c (tracer): Update brief_dump_cfg calls.
1836 * cfghooks.c (dump_bb): Do not pass TDF_COMMENT to dump_bb_info.
1837 Call dump_bb_info before and after the cfghook dump_bb. Terminate
1838 the dump with a newline.
1839 (dump_flow_info): Do not call check_bb_profile.
1840 * cfg.c (clear_bb_flags): Update using BB_FLAGS_TO_PRESERVE.
1841 (check_bb_profile): Make static. Take indent and flags arguments.
1842 (dump_bb_info): Always dump loop depth. With TDF_DETAILS, call
1843 check_bb_profile. Print one edge per line.
1844 (brief_dump_cfg): Take a flags argument, and filter out
1845 TDF_COMMENT and TDF_DETAILS.
1846 * pretty-print.c (pp_base_newline): Set pp_needs_newline to false.
1847 * gimple-pretty-print.c (dump_gimple_bb_header): Do not use
1848 dump_bb_info here, it is already called from dump_bb. Idem for
1850 (dump_gimple_bb_footer): Likewise.
1851 (gimple_dump_bb_buff): Call pp_flush after dump_gimple_stmt to
1852 avoid broken dumps for statement histograms.
1853 (gimple_dump_bb): Handle ENTRY_BLOCK and EXIT_BLOCK. Do
1854 not call pp_flush here, the buffer should be empty.
1855 * sched-rgn.c (debug_region): Pass TDF_BLOCKS to dump_bb.
1856 * sched-vis.c (debug_bb_slim): Likewise.
1857 * tree-cfg.c (remove_bb): Pass dump_flags to dump_bb.
1858 (gimple_debug_bb): Pass TDF_BLOCKS to dump_bb.
1859 (gimple_dump_cfg): Do brief_dump_cfg with TDF_COMMENT.
1860 (dump_function_to_file): Do not call check_bb_profile on
1861 ENTRY_BLOCK and EXIT_BLOCK, check_bb_profile doesn't handle them.
1862 Use dump_bb instead of gimple_dump_bb.
1863 (print_loops_bb): Use dump_bb instead of gimple_dump_bb.
1864 * passes.c (execute_function_dump): Always call print_rtl_with_bb
1866 * cfgrtl.c (print_rtl_with_bb): Handle printing without an up-to-date
1867 CFG. With TDF_BLOCKS and TDF_DETAILS, do DF dumps at the top and
1868 bottom of each basic block.
1870 2012-07-20 Richard Guenther <rguenther@suse.de>
1872 PR tree-optimization/54031
1873 * tree-ssa-ccp.c (get_value_from_alignment): Use
1874 get_pointer_alignment_1.
1876 2012-07-20 Richard Guenther <rguenther@suse.de>
1878 * tree-inline.c (add_local_variables): Remove check_var_ann
1879 parameter and dead code.
1880 (expand_call_inline): Adjust.
1881 (tree_function_versioning): Likewise.
1883 2012-07-20 Jakub Jelinek <jakub@redhat.com>
1886 * tree-vrp.c (nonnull_arg_p): Handle all nonnull attributes instead
1887 of just the first one.
1889 2012-07-20 Richard Guenther <rguenther@suse.de>
1891 * builtins.c (get_object_alignment_2): Correct offset handling
1892 when using type alignment of a MEM_REF kind base.
1894 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
1897 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
1898 (_lzcnt_u64): Ditto.
1900 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1902 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
1904 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1906 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
1907 defining statement is a SSA name that occurs in abnormal PHIs.
1909 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
1911 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
1914 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1916 PR rtl-optimization/53942
1917 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
1918 directly from likely spilled non-fixed hard registers, move them
1921 2012-07-19 Steve Ellcey <sellcey@mips.com>
1923 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
1926 2012-07-19 Jason Merrill <jason@redhat.com>
1929 * dwarf2out.c (get_die_parent): New.
1930 (generate_type_signature): Use it.
1932 2012-07-19 Richard Henderson <rth@redhat.com>
1934 * config/ia64/vect.md (smulv4hi3_highpart): New.
1935 (umulv4hi3_highpart): New.
1936 (vec_widen_smult_even_v4hi): Rename from pmpy2_even.
1937 (vec_widen_smult_odd_v4hi): Rename from pmpy2_odd.
1938 (udot_prodv8qi, sdot_prodv8qi): Remove.
1939 (sdot_prodv4hi, udot_prodv4hi): Remove.
1940 * config/ia64/ia64.c (ia64_expand_dot_prod_v8qi): Remove.
1941 * config/ia64/ia64-protos.h: Update.
1943 * tree-vect-patterns.c (vect_recog_divmod_pattern): Do not require
1944 vectors larger than UNITS_PER_WORD.
1946 * expr.c (store_constructor): Initialize icode with CODE_FOR_nothing.
1947 * tree-vect-stmts.c (vectorizable_operation): Use LAST_INSN_CODE for
1948 dummy != CODE_FOR_nothing value.
1950 2012-07-19 Uros Bizjak <ubizjak@gmail.com>
1952 * doc/tm.texi.in (MODE_AFTER): Add entity as the first macro argument.
1953 * doc/tm.texi: Regenerate.
1954 * mode-switching.c (optimize_mode_switching): Update MODE_AFTER call.
1955 * config/sh/sh.h (MODE_AFTER): Update.
1956 * config/epiphany/epiphany.h (MODE_AFTER): Update.
1958 2012-07-19 Jakub Jelinek <jakub@redhat.com>
1961 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
1962 (cleanup_tree_cfg_bb): Don't call it.
1963 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
1966 2012-07-19 Christian Bruel <christian.bruel@st.com>
1969 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
1971 2012-07-19 Richard Guenther <rguenther@suse.de>
1972 Eric Botcazou <ebotcazou@adacore.com>
1974 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
1975 about transition from invariant to known bits.
1976 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
1978 2012-07-19 Richard Guenther <rguenther@suse.de>
1980 PR tree-optimization/53970
1981 * tree-vect-data-refs.c (not_size_aligned): Avoid sign-compare warning.
1983 2012-07-19 Tristan Gingold <gingold@adacore.com>
1984 Richard Henderson <rth@redhat.com>
1986 * opts.c (finish_options): Handle UI_SEH.
1987 * expr.c (build_personality_function): Handle UI_SEH.
1988 * dwarf2out.c (dwarf2out_begin_prologue): Handle UI_SEH.
1989 * coretypes.h (unwind_info_type): Add UI_SEH.
1990 * config/i386/winnt.c (i386_pe_seh_emit_except_personality):
1992 (i386_pe_seh_init_sections): Likewise.
1993 * config/i386/cygming.h (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): Define.
1994 (TARGET_ASM_INIT_SECTIONS): Define.
1995 * common/config/i386/i386-common.c (TARGET_EXCEPT_UNWIND_INFO): Define.
1996 (i386_except_unwind_info): New function.
1998 2012-07-18 Maciej W. Rozycki <macro@codesourcery.com>
1999 Chao-ying Fu <fu@mips.com>
2001 * config/mips/mips.opt (mmcu): New option.
2002 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2003 _mips_mcu when TARGET_MCU.
2004 (ASM_SPEC): Pass mcu options to the assembler.
2005 * doc/invoke.texi (MIPS Options): Document -mmcu and -mno-mcu.
2007 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2009 * config.gcc (v850-*-rtems*): New target.
2010 * config/v850/rtems.h: New.
2011 * config/v850/t-rtems: New.
2013 2012-07-18 Bill Schmidt <wschmidt@linux.ibm.com>
2015 * doc/invoke.texi: Add -fhoist-adjacent-loads and -ftree-slsr to list
2016 of flags controlling optimization; add -ftree-slsr to list of flags
2017 enabled by default at -O; add -fhoist-adjacent-loads to list of flags
2018 enabled by default at -O2; add -fvect-cost-model to list of flags
2019 enabled by default at -O3; document -fhoist-adjacent-loads and
2021 * opts.c (default_option): Make -ftree-slsr default at -O1 and above.
2022 * gimple-ssa-strength-reduction.c (gate_strength_reduction): Use
2024 * common.opt: Add -ftree-slsr with flag_tree_slsr.
2026 2012-07-18 Jie Zhang <jzhang918@gmail.com>
2027 Julian Brown <julian@codesourcery.com>
2029 * config/arm/arm.c (arm_rtx_costs_1): Adjust cost for CONST_VECTOR.
2030 (arm_size_rtx_costs): Likewise.
2031 (neon_valid_immediate): Add a case for double 0.0.
2033 2012-07-18 Andrew Stubbs <ams@codesourcery.com>
2034 Mark Shinwell <shinwell@codesourcery.com>
2035 Julian Brown <julian@codesourcery.com>
2037 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp)
2038 (*movdi_vfp_cortexa8, *movsf_vfp, *thumb2_movsf_vfp)
2039 (*movdf_vfp, *thumb2_movdf_vfp, *movsfcc_vfp)
2040 (*thumb2_movsfcc_vfp, *movdfcc_vfp, *thumb2_movdfcc_vfp): Add
2042 * config/arm/arm.md (neon_type): Update comment.
2044 2012-07-18 Richard Guenther <rguenther@suse.de>
2046 PR tree-optimization/53970
2047 * tree.h (contains_packed_reference): Remove.
2048 * expr.c (contains_packed_reference): Likewise.
2049 * tree-vect-data-refs.c (not_size_aligned): New function.
2050 (vector_alignment_reachable_p): Use it.
2051 (vect_supportable_dr_alignment): Likewise.
2053 2012-07-18 Richard Guenther <rguenther@suse.de>
2055 * tree.h (get_object_or_type_alignment): Remove.
2056 * builtins.c (get_object_alignment_2): New function copied from
2057 get_object_alignment_1. Take extra argument to indicate whether
2058 we take the address of EXP. Rework to use type alignment information
2059 if not, and return whether the result is an approximation or not.
2060 (get_object_alignment_1): Wrap around get_object_alignment_2.
2061 (get_pointer_alignment_1): Call get_object_alignment_2 indicating
2062 we take the address.
2063 (get_object_or_type_alignment): Remove.
2064 * expr.c (expand_assignment): Call get_object_alignment.
2065 (expand_expr_real_1): Likewise.
2067 2012-07-18 Nick Clifton <nickc@redhat.com>
2069 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2071 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
2073 * config/sh/sh.md (mulsidi3, umulsidi3): Remove constraints in
2074 expander. Use arith_reg_dest predicate.
2075 (rotldi3, rotrdi3): Remove constraints in expander.
2076 (adddi3_compact, subdi3_compact, mulsidi3_compact, umulsidi3_compact,
2077 ashlsi3_n, *ashlhi3_n, ashrsi2_16, ashrsi2_31, lshrsi3_n): Convert to
2080 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
2083 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2085 * config/sh/sh.c (sh_option_override): Do not change
2086 flag_finite_math_only. Set TARGET_IEEE to complement of
2087 flag_finite_math_only.
2088 * doc/invoke.texi (SH options): Add mno-ieee. Correct description
2089 of mieee and mno-ieee behavior.
2091 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
2093 * graphite-poly.c (print_pbb_body): Fixup dump_bb call.
2095 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
2097 * dumpfile.h (TDF_COMMENT): New define.
2098 * basic-block.h (EDGE_FALLTHRU, EDGE_ABNORMAL, EDGE_ABNORMAL_CALL,
2099 EDGE_EH, EDGE_FAKE, EDGE_DFS_BACK, EDGE_CAN_FALLTHRU,
2100 EDGE_IRREDUCIBLE_LOOP, EDGE_SIBCALL, EDGE_LOOP_EXIT, EDGE_TRUE_VALUE,
2101 EDGE_FALSE_VALUE, EDGE_EXECUTABLE, EDGE_CROSSING, EDGE_PRESERVE):
2102 Move to new file cfg-flags.h.
2103 (enum cfg_edge_flags): New enum, using cfg-flags.h.
2104 (EDGE_ALL_FLAGS): Compute value automatically.
2105 (BB_NEW, BB_REACHABLE, BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK,
2106 BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION,
2107 BB_DUPLICATED, BB_NON_LOCAL_GOTO_TARGET, BB_RTL,
2108 BB_FORWARDER_BLOCK, BB_NONTHREADABLE_BLOCK, BB_MODIFIED, BB_VISITED,
2109 BB_IN_TRANSACTION): Move to new file cfg-flags.h.
2110 (enum bb_flags): Rename to cfg_bb_flags. Use cfg-flags.h.
2111 (BB_ALL_FLAGS): New, compute value automatically.
2112 (dump_bb_info): Update prototype.
2113 (dump_edge_info): Update prototype.
2114 * cfg-flags.h: New file.
2115 * cfg.c (dump_edge_info): Take flags argument. Be verbose only if
2116 TDF_DETAILS and not TDF_SLIM. Include cfg-flags.h for bitnames.
2117 Check that the edge flags are within the range of EDGE_ALL_FLAGS.
2118 (debug_bb): Update dump_bb call.
2119 (dump_cfg_bb_info): Remove.
2120 (dump_bb_info): New function. Use cfg-flags.h for bitnames.
2121 Adjust verbosity using TDF_* flags. Check that the basic block flags
2122 are within the range of BB_ALL_FLAGS.
2123 (brief_dump_cfg): Use dump_bb_info instead of dump_cfg_bb_info.
2124 * cfghooks.h (struct cfghooks): Update dump_bb hook, take a FILE
2125 first for consistency with other dump functions.
2126 (dump_bb): Update prototype accordingly.
2127 * cfghooks.c: Include dumpfile.h.
2128 (verify_flow_info): Update dump_edge_info calls.
2129 (dump_bb): Take a flags argument and pass it around.
2130 Use dump_bb_info to dump common information about a basic block.
2131 (dump_flow_info): Moved here from cfgrtl.c. Make IL agnostic.
2132 (debug_flow_info): Moved here from cfgrtl.c.
2133 * profile.c (is_edge_inconsistent): Update dump_bb calls.
2134 * loop-invariant.c (find_defs): Update print_rtl_with_bb call.
2135 * rtl.h (debug_bb_n_slim, debug_bb_slim, print_rtl_slim,
2136 print_rtl_slim_with_bb): Remove prototypes.
2137 (dump_insn_slim): Adjust prototype to take a const_rtx.
2138 (print_rtl_with_bb): Adjust prototype.
2139 * sched-rgn.c (debug_region): Use dump_bb instead of debug_bb_n_slim.
2140 * sched-vis.c (dump_insn_slim): Take a const_rtx.
2141 (debug_insn_slim): Prototype here near DEBUG_FUNCTION marker.
2142 (print_rtl_slim_with_bb): Remove.
2143 (print_rtl_slim): Rename to debug_rtl_slim. Print only insn info,
2144 not basic block info (print_rtl_with_bb with TDF_SLIM should be used
2145 for that. Prototype here near DEBUG_FUNCTION marker.
2146 (debug_bb_slim): Prototype here near DEBUG_FUNCTION marker.
2148 (debug_bb_n_slim): Prototype here near DEBUG_FUNCTION marker.
2149 * tree-cfg.c (gimple_can_merge_blocks_p): Use EDGE_COMPLEX.
2150 (remove_bb): Update dump_bb call.
2151 (gimple_debug_bb): Use dump_bb.
2152 (dump_function_to_file): Update gimple_dump_bb call.
2153 (print_loops_bb): Likewise.
2154 * tree-flow.h (gimple_dump_bb): Update prototype.
2155 * gimple-pretty-print.c (dump_bb_header): Rename to
2156 dump_gimple_bb_header. Write to a stream instead of a pretty
2157 printer. Use dump_bb_info to dump basic block info.
2158 (dump_bb_end): Rename to dump_gimple_bb_footer. Write to a
2159 stream instead of a pretty printer. Use dump_bb_info.
2160 (gimple_dump_bb_buff): Do not call dump_bb_header and dump_bb_end.
2161 (gimple_dump_bb): Do it here with dump_gimple_bb_header and
2162 dump_gimple_bb_footer.
2163 * cfgrtl.c (rtl_dump_bb): Update prototype. Only dump DF if the
2164 dump flags have TDF_DETAILS. Use dump_insn_slim if TDF_SLIM.
2165 (print_rtl_with_bb): Take a flags argument and pass it around.
2166 Use dump_insn_slim if TDF_SLIM.
2167 (dump_bb_info): Removed and re-incarnated in cfg.c.
2168 (dump_flow_info): Moved to cfghooks.c.
2169 (debug_flow_info): Moved to cfghooks.c.
2170 * passes.c (execute_function_dump): Unconditionally use
2171 print_rtl_with_bb for RTL dumps, now that it understands TDF_SLIM.
2172 * final.c (dump_basic_block_info): Update dump_edge_info calls.
2173 * tree-vrp.c (dump_asserts_for): Likewise.
2174 * ifcvt.c (if_convert): Unconditionally use print_rtl_with_bb.
2175 * tree-if-conv.c (if_convertible_bb_p): Don't look at
2176 EDGE_ABNORMAL_CALL, it has no meaning in the GIMPLE world.
2177 * trans-mem.c (make_tm_edge): Don't set EDGE_ABNORMAL_CALL,
2178 for the same reason.
2179 * config/rl78/rl78.c (rl78_reorg): Update print_rtl_with_bb calls.
2181 2012-07-17 Richard Guenther <rguenther@suse.de>
2183 * tree-vect-data-refs.c (vect_get_new_vect_var): Add referenced
2184 vars here, use create_tmp_reg where appropriate.
2185 (vect_create_addr_base_for_vector_ref): Do not add referenced
2186 vars here, use create_tmp_reg where appropriate.
2187 (vect_create_data_ref_ptr): Likewise.
2188 (vect_create_destination_var): Likewise.
2189 (vect_permute_store_chain): Likewise.
2190 (vect_permute_load_chain): Likewise.
2191 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks):
2193 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
2194 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
2195 (vect_handle_widen_op_by_const): Likewise.
2196 * tree-vect-stmts.c (vect_init_vector): Likewise.
2197 (vectorizable_load): Likewise.
2199 2012-07-17 Tom de Vries <tom@codesourcery.com>
2201 * hwint.c: Fix loop range.
2203 2012-07-17 Tom de Vries <tom@codesourcery.com>
2205 * double-int.h (double_int_popcount): New inline function.
2206 * hwint.c (popcount_hwi): New function.
2207 * hwint.h (popcount_hwi): Declare function. New inline function.
2209 2012-07-17 Richard Henderson <rth@redhat.com>
2211 * tree-vect-stmts.c (supportable_widening_operation): Remove decl
2213 (vectorizable_conversion): Update supportable_widening_operation call.
2214 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
2215 (vect_recog_widen_shift_pattern): Likewise.
2216 * tree-vectorizer.h: Update decl.
2218 2012-07-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2219 Ulrich Weigand <ulrich.weigand@linaro.org>
2221 * common/config/arm/arm-common.c (arm_option_optimization_table):
2222 Enable -fsched-pressure by default while optimizing.
2223 * config/arm/arm.c (arm_option_override): Use the alternate scheduler
2224 pressure algorithm by default.
2226 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
2228 * config/sh/sh.h (CONST_OK_FOR_I06): Delete.
2229 (CONST_OK_FOR_I10): Move macro to ...
2230 * config/sh/sh.c: ... here.
2231 (sh_legitimate_index_p): Use satisfies_constraint_I06 instead of
2234 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
2236 * config/sh/sh.md: Delete mov related define_peephole patterns.
2238 2012-07-16 Jonathan Wakely <jwakely.gcc@gmail.com>
2241 * doc/install.texi (Installing GCC): Refer to instructions for
2242 released versions. Fix hyphenation.
2244 2012-07-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2246 * config/spu/spu.c (targetm): Move to bottom of file.
2247 (spu_attribute_table): Likewise.
2248 (spu_option_override, spu_init_builtins, spu_builtin_decl,
2249 spu_scalar_mode_supported_p, spu_vector_mode_supported_p,
2250 spu_legitimate_address_p, spu_addr_space_legitimate_address_p,
2251 adjust_operand, get_pic_reg, need_to_save_reg, frame_emit_store,
2252 frame_emit_load, frame_emit_add_imm, emit_nop_for_insn,
2253 insn_clobbers_hbr, spu_emit_branch_hint, spu_emit_vector_compare,
2254 get_branch_target, spu_machine_dependent_reorg, spu_sched_issue_rate,
2255 spu_sched_variable_issue, spu_sched_adjust_cost, spu_sched_init_global,
2256 spu_sched_init, spu_sched_reorder, spu_handle_fndecl_attribute,
2257 spu_handle_vector_attribute, spu_pass_by_reference, spu_function_arg,
2258 spu_function_arg_advance, spu_build_builtin_va_list, spu_va_start,
2259 spu_gimplify_va_arg_expr, store_with_one_insn_p, reg_aligned_for_addr,
2260 spu_assemble_integer, spu_asm_globalize_label, spu_rtx_costs,
2261 spu_function_ok_for_sibcall, spu_init_libfuncs, spu_return_in_memory,
2262 spu_encode_section_info, spu_legitimize_address,
2263 spu_addr_space_legitimize_address, spu_builtin_mask_for_load,
2264 spu_builtin_vectorization_cost, spu_vector_alignment_reachable,
2265 spu_addr_space_pointer_mode, spu_addr_space_address_mode,
2266 spu_addr_space_subset_p, spu_addr_space_convert, spu_sms_res_mii,
2267 spu_section_type_flags, spu_select_section, spu_unique_section,
2268 spu_trampoline_init, spu_conditional_register_usage,
2269 spu_ref_may_alias_errno, spu_output_mi_thunk, spu_unwind_word_mode,
2270 spu_libgcc_cmp_return_mode, spu_libgcc_shift_count_mode,
2271 spu_setup_incoming_varargs): Remove prototypes.
2272 (spu_legitimize_address): Add "static" to definition.
2274 2012-07-16 Jakub Jelinek <jakub@redhat.com>
2276 * config/i386/rtmintrin.h (_xabort): Remove trailing semicolon.
2278 2012-07-16 Ulrich Weigand <ulrich.weigand@linaro.org>
2280 * tree-ssa-ccp.c (optimize_unreachable): Check gsi_end_p
2281 before calling gsi_stmt.
2283 2012-07-16 Kirill Yukhin <kirill.yukhin@intel.com>
2286 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
2288 * config/i386/i386.md (stack_protect_set): Disable the pattern
2289 for Android since Android libc (bionic) does not provide random
2290 value for stack protection guard at gs:0x14. Guard value
2291 will be provided from external symbol (default implementation).
2292 (stack_protect_set_<mode>): Likewise.
2293 (stack_protect_test): Likewise.
2294 (stack_protect_test_<mode>): Likewise.
2296 2012-07-16 H.J. Lu <hongjiu.lu@intel.com>
2300 * gimple.c (gimple_types_compatible_p_1): Restore type attribute
2303 2012-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
2305 * opts.c (default_option): Add -fvect-cost-model to default options
2308 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
2310 * graphite-clast-to-gimple.c, graphite-dependences.c,
2311 graphite-sese-to-poly.c: Include tree-pass.h instead of dumpfile.h
2312 for pass TODO flags.
2313 * Makefile.in: Fix dependencies.
2315 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
2317 * haifa-sched.c (init_before_recovery): Do not set EDGE_CAN_FALLTHRU.
2318 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
2320 * function.c (stack_protect_epilogue): Use expand_call to expand
2321 targetm.stack_protect_fail.
2322 * stmt.c (expand_expr_stmt): Remove now-unused function.
2323 * tree.h (expand_expr_stmt): Remove prototype.
2324 * doc/tm.texi.in (TARGET_STACK_PROTECT_FAIL): Document that this
2325 hook must return a CALL_EXPR.
2326 * doc/tm.texi: Regenerate.
2328 * emit-rtl.c (emit_label_before): Do not allow the same label
2329 to be emitted twice.
2330 (emit_label_after): Likewise.
2331 (emit_label): Likewise.
2333 * flags.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
2334 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): Move to tree.h.
2335 * tree.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
2336 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): New home.
2338 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
2340 * system.h (dump_file): Do not define.
2341 * tree-pass.h: Include dumpfile.h, which is a new file containing...
2342 (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p,
2343 dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p,
2344 dump_flag_name, dump_file, dump_flags, dump_file_name,
2345 get_dump_file_info, struct dump_file_info): all of this, moved to...
2346 * dumpfile.h: Here, new file.
2347 * tree-dump.h: Include dumpfile.h, but not tree-pass.h.
2348 (dump_stmt): Remove prototype for C++ specific function.
2349 (dump_enumerated_decls): Move prototype from here...
2350 * tree-flow.h (dump_enumerated_decls): ... to here.
2351 (get_ref_base_and_extent) Move prototype from here ...
2352 * tree.h (get_ref_base_and_extent) ... to here.
2353 * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because
2354 gimple-pretty-print.h is enough. Do not include tree-dump.h,
2355 include timevar.h and dumpfile.h instead.
2356 (struct numbered_tree_d, compare_decls_by_uid,
2357 dump_enumerated_decls_push, dump_enumerated_decls): Move from here ...
2358 * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid,
2359 dump_enumerated_decls_push, dump_enumerated_decls):... to here.
2360 Do not include timevar.h.
2361 * tree.c: Do not include timevar.h.
2362 * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and
2364 (dump_cfg_stats): Use current_function_name.
2365 (gimple_cfg2vcg): Likewise.
2366 (dump_function_to_file): Likewise.
2367 * df-scan.c: Do not include tree-pass.h and timevar.h.
2369 (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not
2370 use print_current_pass.
2371 * df-problems.c: Include dumpfile.h.
2372 Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it
2373 leads to errors in the code not selected.
2374 (df_note_compute): Do not print_rtl_with_bb here. Fix compilation
2375 bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here.
2376 * lcm.c: Include dumpfile.h.
2377 Remove obsolete include of insn-attr.h.
2378 * dojump.c (do_compare_rtx_and_jump): Remove failure printing for
2379 missing probability notes.
2380 * stmt.c: Include dumpfile.h.
2381 (emit_case_decision_tree): Re-enable printing expand details only
2383 * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c,
2384 cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c,
2385 cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c,
2386 coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c,
2387 dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c,
2388 function.c, fwprop.c, gcse.c, gimple-fold.c,
2389 gimple-pretty-print.c, gimple-ssa-strength-reduction.c,
2390 gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c,
2391 graphite-dependences.c, graphite-interchange.c,
2392 graphite-optimize-isl.c, graphite-poly.c,
2393 graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c,
2394 ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c,
2395 ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c,
2396 ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c,
2397 jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c,
2398 loop-unroll.c, loop-unswitch.c, lower-subreg.c,
2399 lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c,
2400 mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c,
2401 plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c,
2402 print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c,
2403 regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c,
2404 sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c,
2405 store-motion.c, tracer.c, trans-mem.c, tree-affine.c,
2406 tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c,
2407 tree-data-ref.c, tree-diagnostic.c, tree-dump.c,
2408 tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c,
2409 tree-mudflap.c, tree-nrv.c, tree-object-size.c,
2410 tree-optimize.c, tree-outof-ssa.c, tree-predcom.c,
2411 tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c,
2412 tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c,
2413 tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c,
2414 tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c,
2415 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c,
2416 tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c,
2417 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
2418 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
2419 tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c,
2420 tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c,
2421 tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c,
2422 tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c,
2423 tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c,
2424 tree-ssa-threadedge.c, tree-ssa-threadupdate.c,
2425 tree-ssa-uncprop.c, tree-ssa-uninit.c,
2426 tree-switch-conversion.c, tree-tailcall.c,
2427 tree-vect-data-refs.c, tree-vect-loop.c,
2428 tree-vect-loop-manip.c, tree-vectorizer.c,
2429 tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c,
2430 tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h
2431 only if needed. If tree-pass.h is included, do not include timevar.h
2432 and dumpfile.h. If tree-pass.h is not included but dump_file, or
2433 dump_flags, or the TDF_* flags are used, include dumpfile.h.
2434 If gimple-pretty-print.h is included, don't include
2435 tree-pretty-print.h. Remove assorted unnecessary includes.
2437 * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c,
2438 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
2439 config/spu/spu.c, config/mep/mep.c, config/i386/i386.c:
2441 * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h.
2442 * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep,
2443 spu/t-spu-elf: Fix dependencies.
2445 2012-07-16 Dehao Chen <dehao@google.com>
2448 2012-07-10 Dehao Chen <dehao@google.com>
2450 * tree.h (phi_arg_d): New field.
2451 * tree-flow-inline.h (gimple_phi_arg_block): New function.
2452 (gimple_phi_arg_block_from_edge): New function.
2453 (gimple_phi_arg_set_block): New function.
2454 (gimple_phi_arg_has_block): New function.
2455 (redirect_edge_var_map_block): New function.
2456 * tree-flow.h (_edge_var_map): New field.
2457 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
2458 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
2459 redirect_edge_var_map_add.
2460 * tree-outof-ssa.c (_elim_graph): New field.
2461 (insert_partition_copy_on_edge): New parameter.
2462 (insert_value_copy_on_edge): New parameter.
2463 (insert_rtx_to_part_on_edge): New parameter.
2464 (insert_part_to_rtx_on_edge): New parameter.
2465 (elim_graph_add_edge): New parameter.
2466 (elim_graph_remove_succ_edge): New parameter.
2467 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
2468 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
2469 (new_elim_graph): Add block debug info.
2470 (clear_elim_graph): Likewise.
2471 (delete_elim_graph): Likewise.
2472 (elim_graph_add_node): Likewise.
2473 (elim_graph_add_edge): Likewise.
2474 (elim_graph_remove_succ_edge): Likewise.
2475 (eliminate_build): Likewise.
2476 (elim_forward): Likewise.
2477 (elim_unvisited_predecessor): Likewise.
2478 (elim_backward): Likewise.
2479 (elim_create): Likewise.
2480 (eliminate_phi): Likewise.
2481 (insert_backedge_copies): Likewise.
2482 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
2484 (rewrite_add_phi_arguments): Likewise.
2485 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
2486 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
2487 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
2488 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
2489 * tree-ssa-loop-manip.c (create_iv): Likewise.
2490 (add_exit_phis_edge): Likewise.
2491 (split_loop_exit_edge): Likewise.
2492 (copy_phi_node_args): Likewise.
2493 (tree_transform_and_unroll_loop): Likewise.
2494 * value-prof.c (gimple_ic): Likewise.
2495 (gimple_stringop_fixed_value): Likewise.
2496 * tree-tailcall.c (add_successor_phi_arg): Likewise.
2497 (eliminate_tail_call): Likewise.
2498 (create_tailcall_accumulator): Likewise.
2499 (tree_optimize_tail_calls_1): Likewise.
2500 * tree-phinodes.c (add_phi_arg): Likewise.
2501 (make_phi_node): Likewise.
2502 (resize_phi_node): Likewise.
2503 (remove_phi_arg_num): Likewise.
2504 * omp-low.c (expand_parallel_call): Likewise.
2505 (expand_omp_for_static_chunk): Likewise.
2506 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
2508 (slpeel_update_phi_nodes_for_guard1): Likewise.
2509 (slpeel_update_phi_nodes_for_guard2): Likewise.
2510 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2511 (set_prologue_iterations): Likewise.
2512 (slpeel_tree_peel_loop_to_edge): Likewise.
2513 (vect_loop_versioning): Likewise.
2514 * tree-parloops.c (create_phi_for_local_result): Likewise.
2515 (transform_to_exit_first_loop): Likewise.
2516 (create_parallel_loop): Likewise.
2517 * ipa-split.c (split_function): Likewise.
2518 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
2519 (vect_create_epilog_for_reduction): Likewise.
2520 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
2521 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
2522 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2523 (cond_if_else_store_replacement_1): Likewise.
2524 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
2525 (remove_forwarder_block_with_phi): Likewise.
2526 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
2527 * tree-predcom.c (initialize_root_vars): Likewise.
2528 (initialize_root_vars_lm): Likewise.
2529 * sese.c (sese_add_exit_phis_edge): Likewise.
2530 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2531 * tree-ssa.c (flush_pending_stmts): Likewise.
2532 (redirect_edge_var_map_add): Likewise.
2533 (ssa_redirect_edge): Likewise.
2534 * gimple-streamer-in.c (input_phi): Likewise.
2535 * tree-vect-stmts.c (vectorizable_load): Likewise.
2536 * tree-inline.c (copy_phis_for_bb): Likewise.
2537 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2538 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
2539 * tree-cfg.c (reinstall_phi_args): Likewise.
2540 (gimple_make_forwarder_block): Likewise.
2541 (add_phi_args_after_copy_edge): Likewise.
2542 (gimple_duplicate_sese_tail): Likewise.
2544 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
2546 * config/i386/i386.md (stack_protect_set): Disable the pattern
2547 for Android since Android libc (bionic) does not provide random
2548 value for stack protection guard at gs:0x14. Guard value
2549 will be provided from external symbol (default implementation).
2550 (stack_protect_set_<mode>): Likewise.
2551 (stack_protect_test): Likewise.
2552 (stack_protect_test_<mode>): Likewise.
2554 2012-07-16 Hans-Peter Nilsson <hp@axis.com>
2556 * config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
2557 * config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
2558 CONSTANT_P and cris_legitimate_address_p.
2559 * config/cris/cris.c (cris_legitimate_address_p): Make non-static.
2560 (cris_preferred_reload_class): Don't return GENERAL_REGS as
2561 preferred to MOF_SRP_REGS.
2563 * config/cris/cris.c (cris_init_libfuncs): Handle initialization
2564 of library functions for basic atomic compare-and-swap.
2565 * config/cris/cris.h (TARGET_ATOMICS_MAY_CALL_LIBFUNCS): New macro.
2566 * config/cris/cris.opt (munaligned-atomic-may-use-library): New option.
2567 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>")
2568 ("cris_atomic_fetch_<atomic_op_name><mode>_1")
2569 ("atomic_compare_and_swap<mode>")
2570 ("cris_atomic_compare_and_swap<mode>_1"): Make conditional on
2571 TARGET_ATOMICS_MAY_CALL_LIBFUNCS for sizes larger than byte.
2572 * config/cris/cris.c (cris_print_operand) <case 'P', 'q'>: New cases.
2573 * config/cris/sync.md (atomic_op_op_cnstr): New code_attr.
2574 (atomic_op_op_pred): Ditto.
2575 (atomic_op_mnem_pre_op2): Renamed from atomic_op_mnem_pre; to
2576 reflect the change to include %2 in expansion. All callers changed.
2577 (qm3): New mode_attr.
2578 ("atomic_fetch_<atomic_op_name><mode>"): Use <atomic_op_op_pred>
2579 as predicate for operand 2.
2580 ("cris_atomic_fetch_<atomic_op_name><mode>_1"): Update FIXME. Use
2581 "<atomic_op_op_pred>" "<atomic_op_op_cnstr>" for predicate and
2582 constraint for operand 2.
2583 ("atomic_compare_and_swap<mode>"): Add FIXME. Change predicate to
2584 nonmemory_operand for operand 3.
2585 ("cris_atomic_compare_and_swap<mode>_1"): Change operand 3 to
2586 exclude memory. Improve emitted sync code for v10 and v32. Use
2587 <qm3> instead of <m> for size designator for cmp.
2588 ("atomic_compare_and_swap<mode>"): Change predicate to
2589 nonmemory_operand for operand 3. Add FIXME.
2590 ("cris_atomic_compare_and_swap<mode>_1"): Change predicates and
2591 constraints for operand 3 to exclude memory.
2592 ("atomic_fetch_<atomic_op_name><mode>")
2593 ("atomic_compare_and_swap<mode>"): Gate expand_mem_thread_fence
2594 calls on result of call to need_atomic_barrier_p.
2596 2012-07-15 Richard Sandiford <rdsandiford@googlemail.com>
2598 * config/mips/mips.md (move_type): Replace mfhilo and mthilo
2600 (type): Split mfhilo into mfhi and mflo. Split mthilo into mthi
2601 and mtlo. Adjust move_type->type mapping.
2602 (may_clobber_hilo): Split mthilo into mthi and mtlo.
2603 (*movdi_32bit, *movdi_32bit_mips16, *movdi_64bit, *movdi_64bit_mips16)
2604 (*mov<mode>_internal, *mov<mode>_mips16, *movhi_internal)
2605 (*movhi_mips16, *movqi_internal, *movqi_mips16): Use mtlo and mflo
2606 instead of mthilo and mfhilo.
2607 (mfhi<GPR:mode>_<HILO:mode>): Use mfhi instead of mfhilo.
2608 (mthi<GPR:mode>_<HILO:mode>): Use mthi instead of mthilo.
2609 * config/mips/mips-dsp.md (mips_extr_w, mips_extr_r_w, mips_extr_rs_w)
2610 (mips_extr_s_h, mips_extp, mips_extpdp, mips_shilo, mips_mthlip):
2611 Use mflo instead of mfhilo.
2612 * config/mips/10000.md (r10k_arith): Split mthilo.
2613 (r10k_mfhi, r10k_mflo): Use mfhi and mflo directly.
2614 * config/mips/sb1.md (ir_sb1_mfhi, ir_sb1_mflo): Likewise.
2615 (ir_sb1_mthilo): Split mthilo into mthi and mtlo.
2616 * config/mips/20kc.md (r20kc_imthilo, r20kc_imfhilo): Split
2618 * config/mips/24k.md (r24k_int_mfhilo, r24k_int_mthilo): Likewise.
2619 * config/mips/4130.md (vr4130_class, vr4130_mfhilo, vr4130_mthilo):
2621 * config/mips/4k.md (r4k_int_mthilo, r4k_int_mfhilo): Likewise.
2622 * config/mips/5400.md (ir_vr54_hilo): Likewise.
2623 * config/mips/5500.md (ir_vr55_mthilo, ir_vr55_mfhilo): Likewise.
2624 * config/mips/5k.md (r5k_int_mthilo, r5k_int_mfhilo): Likewise.
2625 * config/mips/7000.md (rm7_mthilo, rm7_mfhilo): Likewise.
2626 * config/mips/74k.md (r74k_int_mfhilo, r74k_int_mthilo): Likewise.
2627 * config/mips/9000.md (rm9k_mfhilo, rm9k_mthilo): Likewise.
2628 * config/mips/generic.md (generic_hilo): Likewise.
2629 * config/mips/loongson2ef.md (ls2_alu): Likewise.
2630 * config/mips/loongson3a.md (ls3a_mfhilo): Likewise.
2631 * config/mips/octeon.md (octeon_imul_o1, octeon_imul_o2)
2632 (octeon_mfhilo_o1, octeon_mfhilo_o2): Likewise.
2633 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
2634 * config/mips/xlr.md (xlr_hilo): Likewise.
2636 2012-07-14 Andrew Stubbs <ams@codesourcery.com>
2637 Sandra Loosemore <sandra@codesourcery.com>
2639 * config/sh/sh.h (SH_ASM_SPEC): Add spaces between options.
2641 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2643 * config/i386/i386.c (ix86_set_reg_reg_cost): Enable TFmode/TCmode
2646 2012-07-14 Steven Bosscher <steven@gcc.gnu.org>
2648 * toplev.c (init_asm_output): Open asm_out_file in 'w' mode.
2650 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
2653 * config/spu/spu.c (spu_init_cost): Mark static.
2654 (spu_add_stmt_cost): Likewise.
2655 (spu_finish_cost): Likewise.
2656 (spu_destroy_cost_data): Likewise.
2657 * config/i386/i386.c (ix86_init_cost): Mark static.
2658 (ix86_add_stmt_cost): Likewise.
2659 (ix86_finish_cost): Likewise.
2660 (ix86_destroy_cost_data): Likewise.
2661 * config/rs6000/rs6000.c (rs6000_init_cost): Mark static.
2662 (rs6000_add_stmt_cost): Likewise.
2663 (rs6000_finish_cost): Likewise.
2664 (rs6000_destroy_cost_data): Likewise.
2666 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
2668 * ggc.h (ggc_internal_alloc_stat, ggc_alloc_typed_stat,
2669 ggc_internal_cleared_alloc_stat, ggc_cleared_alloc_htab_ignore_args,
2670 ggc_cleared_alloc_ptr_array_two_args, ggc_splay_alloc): Add
2672 * alloc-pool.h (pool_alloc): Likewise.
2674 * final.c (final): Do not loop to find max_uid.
2676 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
2678 * emit-rtl.c (make_debug_insn_raw, make_jump_insn_raw): Make static.
2679 * rtl.h (make_debug_insn_raw, make_jump_insn_raw): Remove prototypes.
2681 2012-07-13 Richard Guenther <rguenther@suse.de>
2683 PR tree-optimization/53907
2684 * tree-ssa-forwprop.c (associate_pointerplus): New function.
2685 (ssa_forward_propagate_and_combine): Call it.
2687 2012-07-13 Richard Guenther <rguenther@suse.de>
2689 PR tree-optimization/53922
2690 * tree-vrp.c (value_inside_range): Change prototype to take
2691 min/max instead of value-range.
2692 (range_includes_zero_p): Likewise. Return the result from
2694 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2695 return value from range_includes_zero_p.
2696 (extract_range_from_unary_expr_1): Likewise.
2697 (compare_range_with_value): Likewise.
2698 (vrp_meet_1): Likewise.
2700 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
2702 * doc/tm.texi: Regenerate.
2703 * doc/tm.texi.in (TARGET_VECTORIZE_INIT_COST): New hook.
2704 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
2705 (TARGET_VECTORIZE_FINISH_COST): Likewise.
2706 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
2707 * targhooks.c (default_init_cost): New function.
2708 (default_add_stmt_cost): Likewise.
2709 (default_finish_cost): Likewise.
2710 (default_destroy_cost_data): Likewise.
2711 * targhooks.h (default_init_cost): New decl.
2712 (default_add_stmt_cost): Likewise.
2713 (default_finish_cost): Likewise.
2714 (default_destroy_cost_data): Likewise.
2715 * target.def (init_cost): New DEFHOOK.
2716 (add_stmt_cost): Likewise.
2717 (finish_cost): Likewise.
2718 (destroy_cost_data): Likewise.
2719 * target.h (struct _stmt_vec_info): New extern decl.
2720 (stmt_vectype): Likewise.
2721 (stmt_in_inner_loop_p): Likewise.
2722 * tree-vectorizer.h (stmt_info_for_cost): New struct/typedef.
2723 (stmt_vector_for_cost): New VEC/typedef.
2724 (add_stmt_info_to_vec): New function.
2725 (struct _slp_tree): Remove cost.inside_of_loop field.
2726 (struct _slp_instance): Remove cost.inside_of_loop field; add
2727 stmt_cost_vec field.
2728 (SLP_INSTANCE_INSIDE_OF_LOOP_COST): Remove macro.
2729 (SLP_INSTANCE_STMT_COST_VEC): New accessor macro.
2730 (SLP_TREE_INSIDE_OF_LOOP_COST): Remove macro.
2731 (struct _vect_peel_extended_info): Add stmt_cost_vec field.
2732 (struct _loop_vec_info): Add target_cost_data field.
2733 (LOOP_VINFO_TARGET_COST_DATA): New accessor macro.
2734 (struct _bb_vec_info): Add target_cost_data field.
2735 (BB_VINFO_TARGET_COST_DATA): New accessor macro.
2736 (struct _stmt_vec_info): Remove cost.inside_of_loop field.
2737 (STMT_VINFO_INSIDE_OF_LOOP_COST): Remove macro.
2738 (stmt_vinfo_set_inside_of_loop_cost): Remove function.
2739 (init_cost): New function.
2740 (add_stmt_cost): Likewise.
2741 (finish_cost): Likewise.
2742 (destroy_cost_data): Likewise.
2743 (vect_model_simple_cost): Change parameter list.
2744 (vect_model_store_cost): Likewise.
2745 (vect_model_load_cost): Likewise.
2746 (record_stmt_cost): New extern decl.
2747 (vect_get_load_cost): Change parameter list.
2748 (vect_get_store_cost): Likewise.
2749 * tree-vect-loop.c (new_loop_vec_info): Call init_cost.
2750 (destroy_loop_vec_info): Call destroy_cost_data.
2751 (vect_estimate_min_profitable_iters): Remove old calculation of
2752 inside costs; call finish_cost instead.
2753 (vect_model_reduction_cost): Call add_stmt_cost instead of old
2754 inside-costs calculation.
2755 (vect_model_induction_cost): Likewise.
2756 * tree-vect-data-refs.c (vect_get_data_access_cost): Change to
2757 return a stmt_vector_for_cost; modify calls to vect_get_load_cost
2758 and vect_get_store_cost to obtain the value to return.
2759 (vect_peeling_hash_get_lowest_cost): Obtain a stmt_cost_vec from
2760 vect_get_data_access_cost and store it in the minimum peeling
2762 (vect_peeling_hash_choose_best_peeling): Change the parameter list
2763 to add a (stmt_vector_for_cost *) output parameter, and set its value.
2764 (vect_enhance_data_refs_alignment): Ignore the new return value from
2765 calls to vect_get_data_access_cost; obtain stmt_cost_vec from
2766 vect_peeling_hash_choose_best_peeling and pass its contents to the
2768 * tree-vect-stmts.c (stmt_vectype): New function.
2769 (stmt_in_inner_loop_p): Likewise.
2770 (record_stmt_cost): Likewise.
2771 (vect_model_simple_cost): Add stmt_cost_vec parameter; call
2772 record_stmt_cost instead of old calculation; don't call
2773 stmt_vinfo_set_inside_of_loop_cost.
2774 (vect_model_promotion_demotion_cost): Call add_stmt_cost instead of
2775 old calculation; don't call stmt_vinfo_set_inside_of_loop_cost.
2776 (vect_model_store_cost): Add stmt_cost_vec parameter; call
2777 record_stmt_cost instead of old calculation; add stmt_cost_vec
2778 parameter to vect_get_store_cost call; don't call
2779 stmt_vinfo_set_inside_of_loop_cost.
2780 (vect_get_store_cost): Add stmt_cost_vec parameter; call
2781 record_stmt_cost instead of old calculation.
2782 (vect_model_load_cost): Add stmt_cost_vec parameter; call
2783 record_stmt_cost instead of old calculation; add stmt_cost_vec
2784 parameter to vect_get_load_cost call; don't call
2785 stmt_vinfo_set_inside_of_loop_cost.
2786 (vect_get_load_cost): Add stmt_cost_vec parameter; call
2787 record_stmt_cost instead of old calculation.
2788 (vectorizable_call): Add NULL parameter to vect_model_simple_cost call.
2789 (vectorizable_conversion): Likewise.
2790 (vectorizable_assignment): Likewise.
2791 (vectorizable_shift): Likewise.
2792 (vectorizable_operation): Likewise.
2793 (vectorizable_store): Add NULL parameter to vect_model_store_cost call.
2794 (vectorizable_load): Add NULL parameter to vect_model_load_cost call.
2795 (new_stmt_vec_info): Don't set STMT_VINFO_INSIDE_OF_LOOP_COST.
2796 * config/spu/spu.c (TARGET_VECTORIZE_INIT_COST): New macro def.
2797 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
2798 (TARGET_VECTORIZE_FINISH_COST): Likewise.
2799 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
2800 (spu_init_cost): New function.
2801 (spu_add_stmt_cost): Likewise.
2802 (spu_finish_cost): Likewise.
2803 (spu_destroy_cost_data): Likewise.
2804 * config/i386/i386.c (ix86_init_cost): New function.
2805 (ix86_add_stmt_cost): Likewise.
2806 (ix86_finish_cost): Likewise.
2807 (ix86_destroy_cost_data): Likewise.
2808 (TARGET_VECTORIZE_INIT_COST): New macro def.
2809 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
2810 (TARGET_VECTORIZE_FINISH_COST): Likewise.
2811 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
2812 * config/rs6000/rs6000.c (TARGET_VECTORIZE_INIT_COST): New macro def.
2813 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
2814 (TARGET_VECTORIZE_FINISH_COST): Likewise.
2815 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
2816 (rs6000_init_cost): New function.
2817 (rs6000_add_stmt_cost): Likewise.
2818 (rs6000_finish_cost): Likewise.
2819 (rs6000_destroy_cost_data): Likewise.
2820 * tree-vect-slp.c (vect_free_slp_instance): Free stmt_cost_vec.
2821 (vect_create_new_slp_node): Don't set SLP_TREE_INSIDE_OF_LOOP_COST.
2822 (vect_get_and_check_slp_defs): Add stmt_cost_vec parameter; add
2823 stmt_cost_vec parameter to vect_model_store_cost and
2824 vect_model_simple_cost calls.
2825 (vect_build_slp_tree): Remove inside_cost parameter; add stmt_cost_vec
2826 parameter; add stmt_cost_vec parameter to vect_get_and_check_slp_defs,
2827 vect_model_load_cost, and recursive vect_build_slp_tree calls; prevent
2828 calculating cost more than once for loads; remove inside_cost
2829 parameter from recursive vect_build_slp_tree calls; call
2830 record_stmt_cost instead of old calculation.
2831 (vect_analyze_slp_instance): Allocate stmt_cost_vec and save it with
2832 the instance; free it on premature exit; remove inside_cost parameter
2833 from vect_build_slp_tree call; add stmt_cost_vec parameter to
2834 vect_build_slp_tree call; don't set SLP_INSTANCE_INSIDE_OF_LOOP_COST.
2835 (new_bb_vec_info): Call init_cost.
2836 (destroy_bb_vec_info): Call destroy_cost_data.
2837 (vect_bb_vectorization_profitable_p): Call add_stmt_cost for each
2838 statement recorded with an SLP instance; call finish_cost instead of
2839 the old calculation.
2840 (vect_update_slp_costs_according_to_vf): Record statement costs from
2841 SLP instances, multiplying by the appropriate number of copies; don't
2842 update SLP_INSTANCE_INSIDE_OF_LOOP_COST.
2844 2012-07-13 Richard Guenther <rguenther@suse.de>
2847 * builtins.c (get_pointer_alignment_1): Handle constant
2850 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2851 Steven Bosscher <steven@gcc.gnu.org>
2852 Bernd Schmidt <bernds@codesourcery.com>
2854 PR rtl-optimization/53908
2855 * df-problems.c (can_move_insns_across): When doing
2856 memory-reference book-keeping, handle call insns.
2858 2012-07-13 Richard Guenther <rguenther@suse.de>
2860 * gimple.c (gimple_types_compatible_p_1): Remove redundant
2861 type attribute comparisons.
2862 (gimple_canonical_types_compatible_p): Likewise.
2864 2012-07-12 Hans-Peter Nilsson <hp@axis.com>
2866 PR rtl-optimization/53176
2867 * rtlanal.c (rtx_cost): Adjust default cost for X with a
2868 UNITS_PER_WORD factor for all X according to the size of
2869 its mode, not just for SUBREGs with untieable modes.
2870 Handle SET. Use factor * factor for MULT, DIV, UDIV,
2873 2012-07-12 Uros Bizjak <ubizjak@gmail.com>
2875 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2876 QImode and HImode splitters. Use ix86_comparison_operator.
2877 Explicitly match FLAGS_REG.
2878 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2880 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
2882 * expr.h (can_move_by_pieces): Move prototype from here ...
2883 * tree.h (can_move_by_pieces): ... to here.
2884 * optabs.h (set_widening_optab_handler): Use XCNEW.
2885 * gimplify.c: Do not include expr.h.
2887 * toplev.c: Do not include dwarf2out.h.
2888 * config/ia64/ia64.c: Likewise.
2889 * config/sparc/sparc.c: Likewise.
2890 * config/sparc/t-sparc (sparc.o): Fix dependencies.
2892 * Makefile.in (toplev.o): Fix dependencies
2893 (c-family/c-gimplify.o): Likewise.
2894 (c-family/c-common.o): Likewise.
2896 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
2898 * basic-block.h (struct edge_def): Use basic_block instead of
2900 * cfgloop.h (struct loop_exit, struct loop): Likewise.
2901 * gengenrtl.c (type_from_format): Likewise. Also for 'tree'
2902 instead of union tree_node *.
2903 * rtl.h (union rtunion_def, emit_insn_before_noloc,
2904 emit_insn_after_noloc, add_insn_before, add_insn_after,
2905 debug_bb_slim): Likewise.
2906 * tree-inline.h (struct copy_body_data): Likewise.
2907 * sched-rgn.c (dump_region_dot): Likewise.
2908 * gimple.h (struct gimple_statement_base, gimple_set_bb,
2909 gsi_move_to_bb_end): Likewise.
2910 * sched-vis.c (debug_bb_slim): Likewise.
2911 (debug_bb_n_slim): Likewise.
2912 * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Likewise.
2913 (mn10300_block_contains_call):
2915 2012-07-11 Greta Yorsh <Greta.Yorsh@arm.com>
2918 * config/arm/arm.c (arm_early_load_addr_dep): Handle new
2921 2012-07-11 Jonathan Wakely <jwakely.gcc@gmail.com>
2923 * doc/extend.texi (Namespace Association): Alter cautionary text.
2925 2012-07-10 Oleg Endo <olegendo@gcc.gnu.org>
2928 * config/sh/sh.md: Remove displacement addresssing related splits.
2930 2012-07-10 Xinliang David Li <davidxl@google.com>
2932 * doc/invoke.texi: New option documented.
2933 * flag-types.h: New enum type.
2934 * gimplify.c (gimplify_bind_expr): Control
2935 clobber generation with new option.
2936 (gimplify_target_expr): Ditto.
2937 * common.opt: New option.
2939 2012-07-10 Julian Brown <julian@codesourcery.com>
2941 * config/arm/arm.md (movsi): Don't split symbol refs here.
2942 (define_split): New.
2944 2012-07-10 Andreas Schwab <schwab@linux-m68k.org>
2947 * config/m68k/m68k.c (m68k_epilogue_uses): New.
2948 * config/m68k/m68k.h (EPILOGUE_USES): Use it.
2949 * config/m68k/m68k-protos.h (m68k_epilogue_uses): Add prototype.
2951 2012-07-10 Richard Henderson <rth@redhat.com>
2953 * target.def (builtin_mul_widen_even, builtin_mul_widen_odd): Remove.
2954 * system.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Poison.
2955 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Poison.
2956 * config/i386/i386.c (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): Remove.
2957 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): Remove.
2958 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): Remove.
2959 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): Remove.
2960 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): Remove.
2961 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): Remove.
2962 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): Remove.
2963 (bdesc_args): Remove entries to match.
2964 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): Remove.
2965 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
2966 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
2967 * config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): Remove.
2968 (rs6000_builtin_mul_widen_odd): Remove.
2969 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
2970 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
2971 * config/spu/spu.c (spu_builtin_mul_widen_even): Remove.
2972 (spu_builtin_mul_widen_odd): Remove.
2973 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
2974 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
2975 * doc/tm.texi.in: Don't document the removed hooks.
2977 * tree-vect-stmts.c (supportable_widening_operation): Expand
2978 WIDEN_MULT_EXPR via VEC_WIDEN_MULT_EVEN/ODD_EXPR if possible.
2980 * expmed.c (expmed_mult_highpart): Rename from expand_mult_highpart.
2981 (expmed_mult_highpart_optab): Rename from expand_mult_highpart_optab.
2982 * optabs.c (can_mult_highpart_p): New.
2983 (expand_mult_highpart): New.
2984 * expr.c (expand_expr_real_2) [MULT_HIGHPART_EXPR): Use it.
2985 * tree-vect-generic.c (expand_vector_operations_1): Don't expand
2986 by pieces if can_mult_highpart_p.
2987 (expand_vector_divmod): Use can_mult_highpart_p and always
2988 generate MULT_HIGHPART_EXPR.
2989 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
2990 * tree-vect-stmts.c (vectorizable_operation): Likewise.
2992 * config/spu/spu-builtins.md (spu_mpy): Move to spu.md.
2993 (spu_mpyu, spu_mpyhhu, spu_mpyhh): Likewise.
2994 * config/spu/spu.md (vec_widen_smult_odd_v8hi): Rename from spu_mpy.
2995 (vec_widen_umult_odd_v8hi): Rename from spu_mpyu.
2996 (vec_widen_smult_even_v8hi): Rename from spu_mpyhh.
2997 (vec_widen_umult_even_v8hi): Rename from spu_mpyhhu.
2998 * config/spu/spu-builtins.def: Update pattern names to match.
3000 * config/rs6000/altivec.md (vec_widen_umult_even_v16qi): Rename
3001 from altivec_vmuleub.
3002 (vec_widen_smult_even_v16qi): Rename from altivec_vmulesb.
3003 (vec_widen_umult_even_v8hi): Rename from altivec_vmuleuh.
3004 (vec_widen_smult_even_v8hi): Rename from altivec_vmulesh.
3005 (vec_widen_umult_odd_v16qi): Rename from altivec_vmuloub.
3006 (vec_widen_smult_odd_v16qi): Rename from altivec_vmulosb.
3007 (vec_widen_umult_odd_v8hi): Rename from altivec_vmulouh.
3008 (vec_widen_smult_odd_v8hi): Rename from altivec_vmulosh.
3009 * config/rs6000/rs6000-builtin.def: Update pattern names to match.
3011 * config/i386/sse.md (vec_widen_umult_even_v8si): Rename from
3013 (vec_widen_umult_even_v4si): Rename from sse2_umulv2siv2di3.
3014 (vec_widen_smult_even_v8si): Rename from avx2_mulv4siv4di3.
3015 (mulv4si3): Remove XOP test shadowed by SSE4 test.
3016 * config/i386/i386.c (bdesc_args): Update pattern names.
3017 (ix86_expand_sse2_mulvxdi3): Likewise.
3018 (ix86_expand_mul_widen_evenodd): Likewise. Remove XOP test
3019 shadowed by SSE4 test.
3021 * tree.def (VEC_WIDEN_MULT_EVEN_EXPR, VEC_WIDEN_MULT_ODD_EXPR): New.
3022 * cfgexpand.c (expand_debug_expr): Handle them.
3023 * expr.c (expand_expr_real_2): Likewise.
3024 * fold-const.c (fold_binary_loc): Likewise.
3025 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
3026 * optabs.c (optab_for_tree_code): Likewise.
3027 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
3028 * tree-inline.c (estimate_operator_cost): Likewise.
3029 * tree-pretty-print.c (dump_generic_node): Likewise.
3030 * tree.c (commutative_tree_code): Likewise.
3031 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
3032 Handle type change before looking up optab.
3033 * optabs.h (OTI_vec_widen_umult_even, OTI_vec_widen_umult_odd): New.
3034 (OTI_vec_widen_smult_even, OTI_vec_widen_smult_odd): New.
3035 (vec_widen_umult_even_optab, vec_widen_umult_odd_optab): New.
3036 (vec_widen_smult_even_optab, vec_widen_smult_odd_optab): New.
3037 * genopinit.c (optabs): Initialize them.
3038 * doc/md.texi: Document them.
3040 2012-07-10 Dehao Chen <dehao@google.com>
3042 * tree.h (phi_arg_d): New field.
3043 * tree-flow-inline.h (gimple_phi_arg_block): New function.
3044 (gimple_phi_arg_block_from_edge): New function.
3045 (gimple_phi_arg_set_block): New function.
3046 (gimple_phi_arg_has_block): New function.
3047 (redirect_edge_var_map_block): New function.
3048 * tree-flow.h (_edge_var_map): New field.
3049 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
3050 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
3051 redirect_edge_var_map_add.
3052 * tree-outof-ssa.c (_elim_graph): New field.
3053 (insert_partition_copy_on_edge): New parameter.
3054 (insert_value_copy_on_edge): New parameter.
3055 (insert_rtx_to_part_on_edge): New parameter.
3056 (insert_part_to_rtx_on_edge): New parameter.
3057 (elim_graph_add_edge): New parameter.
3058 (elim_graph_remove_succ_edge): New parameter.
3059 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
3060 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
3061 (new_elim_graph): Add block debug info.
3062 (clear_elim_graph): Likewise.
3063 (delete_elim_graph): Likewise.
3064 (elim_graph_add_node): Likewise.
3065 (elim_graph_add_edge): Likewise.
3066 (elim_graph_remove_succ_edge): Likewise.
3067 (eliminate_build): Likewise.
3068 (elim_forward): Likewise.
3069 (elim_unvisited_predecessor): Likewise.
3070 (elim_backward): Likewise.
3071 (elim_create): Likewise.
3072 (eliminate_phi): Likewise.
3073 (insert_backedge_copies): Likewise.
3074 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
3076 (rewrite_add_phi_arguments): Likewise.
3077 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
3078 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
3079 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
3080 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
3081 * tree-ssa-loop-manip.c (create_iv): Likewise.
3082 (add_exit_phis_edge): Likewise.
3083 (split_loop_exit_edge): Likewise.
3084 (copy_phi_node_args): Likewise.
3085 (tree_transform_and_unroll_loop): Likewise.
3086 * value-prof.c (gimple_ic): Likewise.
3087 (gimple_stringop_fixed_value): Likewise.
3088 * tree-tailcall.c (add_successor_phi_arg): Likewise.
3089 (eliminate_tail_call): Likewise.
3090 (create_tailcall_accumulator): Likewise.
3091 (tree_optimize_tail_calls_1): Likewise.
3092 * tree-phinodes.c (add_phi_arg): Likewise.
3093 (make_phi_node): Likewise.
3094 (resize_phi_node): Likewise.
3095 (remove_phi_arg_num): Likewise.
3096 * omp-low.c (expand_parallel_call): Likewise.
3097 (expand_omp_for_static_chunk): Likewise.
3098 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
3100 (slpeel_update_phi_nodes_for_guard1): Likewise.
3101 (slpeel_update_phi_nodes_for_guard2): Likewise.
3102 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3103 (set_prologue_iterations): Likewise.
3104 (slpeel_tree_peel_loop_to_edge): Likewise.
3105 (vect_loop_versioning): Likewise.
3106 * tree-parloops.c (create_phi_for_local_result): Likewise.
3107 (transform_to_exit_first_loop): Likewise.
3108 (create_parallel_loop): Likewise.
3109 * ipa-split.c (split_function): Likewise.
3110 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
3111 (vect_create_epilog_for_reduction): Likewise.
3112 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
3113 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
3114 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3115 (cond_if_else_store_replacement_1): Likewise.
3116 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
3117 (remove_forwarder_block_with_phi): Likewise.
3118 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
3119 * tree-predcom.c (initialize_root_vars): Likewise.
3120 (initialize_root_vars_lm): Likewise.
3121 * sese.c (sese_add_exit_phis_edge): Likewise.
3122 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3123 * tree-ssa.c (flush_pending_stmts): Likewise.
3124 (redirect_edge_var_map_add): Likewise.
3125 (ssa_redirect_edge): Likewise.
3126 * gimple-streamer-in.c (input_phi): Likewise.
3127 * tree-vect-stmts.c (vectorizable_load): Likewise.
3128 * tree-inline.c (copy_phis_for_bb): Likewise.
3129 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3130 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
3131 * tree-cfg.c (reinstall_phi_args): Likewise.
3132 (gimple_make_forwarder_block): Likewise.
3133 (add_phi_args_after_copy_edge): Likewise.
3134 (gimple_duplicate_sese_tail): Likewise.
3136 2012-07-09 Oleg Endo <olegendo@gcc.gnu.org>
3139 * config/sh/sh.c (sequence_insn_p): New function.
3140 (find_barrier, sh_insn_length_adjustment): Use it.
3142 2012-07-09 Iain Sandoe <iain@codesourcery.com>
3145 * config/i386/i386.c (ix86_fold_builtin): Call SUBTARGET_FOLD_BUILTIN
3147 * config/darwin.h: Rename TARGET_FOLD_BUILTIN to
3148 SUBTARGET_FOLD_BUILTIN.
3149 * config/rs6000/darwin.h: Map TARGET_FOLD_BUILTIN onto
3150 SUBTARGET_FOLD_BUILTIN.
3152 2012-07-09 Iain Sandoe <iain@codesourcery.com>
3154 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Move NeXT
3155 runtime exceptions model setting from here ...
3156 * config/darwin.c (darwin_override_options): ... to here.
3158 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
3160 PR tree-optimization/53887
3161 * tree-cfg.c (group_case_labels_stmt): Make non-static.
3162 * tree-flow.h (group_case_labels_stmt): Add prototype.
3163 * tree-switch-conversion.c (process_switch): Use group_case_labels_stmt
3164 to pre-process every switch.
3166 2012-07-09 Jason Merrill <jason@redhat.com>
3169 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3170 (type_hash_eq): Likewise.
3172 2012-07-09 Tom de Vries <tom@codesourcery.com>
3173 Richard Guenther <rguenther@suse.de>
3175 * tree-ssa-ccp.c (optimize_unreachable): New function.
3176 (execute_fold_all_builtins): Use optimize_unreachable to optimize
3177 BUILT_IN_UNREACHABLE. Don't optimize after BUILT_IN_UNREACHABLE.
3179 2012-07-09 Richard Guenther <rguenther@suse.de>
3182 * graphite-optimize-isl.c: Make sure CU is not empty.
3184 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
3186 * gensupport.c (init_rtx_reader_args_cb): Start counting code
3187 generating patterns from 1 to free up 0 for CODE_FOR_nothing.
3188 * gencodes.c (main): Give CODE_FOR_nothing the value 0. Add
3189 the LAST_INSN_CODE marker at the end.
3190 * genoutput.c (nothing): New static struct data.
3191 (idata): Initialize to ¬hing.
3192 (idata_end): Initialize to ¬hing.next.
3193 (init_insn_for_nothing): New function to create dummy 'nothing' insn.
3195 * genpeep.c (insn_code_number): Remove global variable.
3196 (gen_peephole): Take it as an argument instead.
3197 (main): Take insn_code_number from read_md_rtx.
3198 * optabs.h: Revert r161809:
3199 (optab_handlers): Change type of insn_code back to insn_code.
3200 (optab_handler, widening_optab_handler, set_optab_handler,
3201 set_widening_optab_handler, convert_optab_handler,
3202 set_convert_optab_handler, direct_optab_handler,
3203 set_direct_optab_handler): Remove int casts.
3204 Revert to treating the insn_code field as "insn_code".
3206 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
3208 * config/sh/sh.md (*return_i): Move trap_exit attribute check to ...
3209 * config/sh/sh.c (sh_cfun_trap_exit_p): ... this new function.
3210 * config/sh/sh-protos.h: Declare it.
3212 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
3214 * mcf.c: Do not include tm.h, tree.h, and langhooks.h.
3215 (dump_fixup_graph): Use current_function_name.
3216 (adjust_cfg_counts): Likewise.
3217 * ira-conflicts.c: Do not include tree.h.
3218 (ira_build_conflicts): Use REG_USERVAR_P instead of DECL_ARTIFICIAL.
3220 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
3223 * config/sh/sh.md (*branch_true_eq, *branch_false_ne, nott): New insns.
3225 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
3227 * basic-block.h: Re-group most prototypes per file.
3228 (struct edge_list): Remove num_blocks field.
3229 (dump_bb_info): Adjust prototypes.
3230 (dump_reg_info): Move prototype to regs.h.
3231 * function.h: Do not include tree.h.
3232 Include vec.h, vecir.h, input.h and machmode.h to compensate.
3233 (function_name): New prototype.
3234 * gimple.h: Include tree.h to compensate for basic-block.h change.
3235 * langhooks.h: Note that tree.h is only necessary for enum tree_code.
3236 * regs.h (dump_reg_info): Prototype here.
3237 * regset.h: Adjust file reference in comment.
3238 (debug_regset): Remove prototype.
3239 * rtl.h: Include flags.h for flag_var_tracking_assignments.
3240 (MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments
3241 instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS.
3242 (dump_reg_info, dump_flow_info): Remove prototypes.
3243 * bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c
3244 to here, the only user. Make static.
3245 (reorder_basic_blocks): Call dump_reg_info before dump_flow_info.
3246 * cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h,
3247 flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h,
3248 tree-pass.h, cfgloop.h, and tree-flow.h.
3249 Include basic-block.h, the first header I'd expect to be included.
3250 (reg_obstack): Move to df-core.c.
3251 (free_edge): Remove bogus ATTRIBUTE_UNUSED.
3252 (remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear.
3253 (redirect_edge_succ_nodup): Move to cfghooks.c.
3254 (dump_regset, debug_regset): Move to df-core.c.
3255 (dump_bb_info): Move to cfgrtl.c.
3256 (dump_reg_info): Move to regstat.c.
3257 (dump_flow_info): Move to cfgrtl.c.
3258 (debug_flow_info): Likewise.
3259 (dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense.
3260 * cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h,
3261 insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h.
3262 (flow_active_insn_p, forwarder_block_p, can_fallthru,
3263 could_fall_through): Move to cfgrtl.c.
3264 (set_edge_can_fallthru_flag): Moved to bb-reorder.c.
3265 (create_edge_list): Do not set edge_list's removed num_blocks.
3266 (print_edge_list): Look at n_basic_blocks instead of num_blocks.
3267 (flow_nodes_print): Remove.
3268 (flow_edge_list_print): Remove.
3269 (inverted_post_order_compute): Use FOR_ALL_BB.
3270 * cfgrtl.c (dump_flow_info): Moved from cfg.c.
3271 Do not call dump_reg_info.
3272 (debug_flow_info): Moved from cfg.c
3273 (dump_bb_info): Moved from cfg.c. Take 'verbose' argument
3274 to avoid looking at TDF_* flags from tree-pass.h.
3275 (flow_active_insn_p, forwarder_block_p, can_fallthru,
3276 could_fall_through): Moved from cfganal.c.
3277 (print_rtl_with_bb): Adjust dump_bb_info calls.
3278 * cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c.
3279 (remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE.
3280 (cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS.
3281 * cselib.c: Include tree.h with a FIXME.
3282 * df-core.c (reg_obstack): Moved from cfg.c.
3283 (dump_regset): Likewise.
3284 (debug_regset): Likewise. Make a DEBUG_FUNCTION.
3285 * final.c (compute_alignments): Call dump_reg_info before
3287 * function.c (function_name): New function.
3288 (current_function_name): Use it.
3289 * ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before
3291 * ira-conflicts.c: Include tree.h with a note.
3292 * regstat.c (dump_reg_info): Moved here from cfg.c.
3293 * loop-init.c: Include regs.h instead of hard-reg-set.h.
3294 (rtl_loop_init): Call dump_reg_info before dump_flow_info.
3295 (rtl_loop_done): Likewise.
3296 * mcf.c: Include tree.h before langhooks.h.
3297 * predict.c (maybe_hot_count_p): Assert we have cfun.
3298 (probably_never_executed_bb_p): Likewise.
3299 * profile.c (compute_branch_probabilities): Use gimple_dump_cfg
3300 instead of dump_flow_info.
3301 * sched-deps.c: Include tree.h with a FIXME.
3302 (call_may_noreturn_p): Add FIXME note why this function has to
3303 look at function decls instead of function decl flags.
3304 * sched-vis.c: Include tree.h with a FIXME.
3305 (print_rtl_slim): Adjust dump_bb_info uses.
3306 * statistics.c (statistics_fini_pass_2): Use current_function_name
3307 to avoid including tree.h.
3308 (statistics_counter_event): Use function_name for the same reason.
3309 (statistics_histogram_event): Likewise.
3310 * tracer.c (tracer): Remove bogus gcc_assert. Use brief_dump_cfg
3311 instead of dump_flow_info.
3312 * var-tracking.c (variable_tracking_main_1): Call dump_reg_info
3313 before dump_flow_info.
3314 * doc/cfg.texi: Update CFG documentation.
3315 * Makefile.in (RTL_H): Depend on FLAGS_H.
3316 (GIMPLE_H): Depend on TREE_H.
3317 (FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H,
3318 but no longer on TREE_H.
3319 (C_COMMON_H): Depend on TREE_H.
3320 (cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o,
3321 sched-deps.o, sched-vis.o): Fixup dependencies.
3323 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
3325 * alias.h: Do not include coretypes.h in header files.
3326 * cppbuiltin.h: Likewise.
3327 * double-int.h: Likewise.
3328 * gimple-fold.h: Likewise.
3329 * flags.h: Likewise.
3330 * tree-ssa-alias.h: Likewise.
3331 * gengtype.h (obstack_chunk_alloc, obstack_chunk_free,
3332 OBSTACK_CHUNK_SIZE): Define here to avoid dependency on coretypes.h.
3333 * Makefile.in (RTL_BASE_H): Depend on coretypes.h.
3335 (ALIAS_H): Do not depend on coretypes.h.
3336 (FLAGS_H): Likewise.
3337 (realmpfr.o): Depend on coretypes.h.
3339 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
3341 * Makefile.in (gengtype-lex.o, gengtype-parse.o, gengtype-state.o,
3342 gengtype.o): Add -DGENERATOR_FILE manually for host gengtype objects.
3344 2012-07-07 Richard Earnshaw <rearnsha@arm.com>
3346 * arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
3347 (TARGET_FPA): Delete definition.
3348 (TARGET_MAVERICK): Likewise.
3349 (TARGET_FPA_EMU2): Likewise.
3350 (arm_fp_model): Remove FPA and Maverick models.
3351 (arm_arch_cirrus): Delete declaration.
3352 (FLOAT_WORDS_BIG_ENDIAN): Delete definition.
3353 (FIXED_REGISTERS): Remove FPA and Maverick support. Reorganize.
3354 (CALL_USED_REGISTERS): Likewise.
3355 (FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
3356 (FIRST_VFP_REGNUM): Renumbered.
3357 (D7_VFP_REGNUM): Chain definition.
3358 (LAST_LO_VFP_REGNUM): Likewise.
3359 (FIRST_HI_VFP_REGNUM): Likewise.
3360 (LAST_HI_VFP_REGNUM): Likewise.
3361 (FIRST_IWMMXT_GR_REGNUM): Likewise.
3362 (LAST_IWMMXT_GR_REGNUM): Likewise.
3363 (FIRST_IWMMXT_REGNUM): Likewise.
3364 (LAST_IWMMXT_REGNUM): Likewise.
3365 (FRAME_POINTER_REGNUM): Renumbered.
3366 (ARG_POINTER_REGNUM): Renumbered.
3367 (FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
3368 (FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
3369 (HARD_REGNO_REGNUM): Remove FPA support.
3370 (REG_ALLOC_ORDER): Remove FPA and Maverick registers. Reorganize.
3371 (reg_class): Likewise.
3372 (REG_CLASS_NAMES): Likewise.
3373 (REG_CLASS_CONTENTS): Likewise.
3374 (CANNOT_CHANGE_MODE_CLASS): Never true. Update comment.
3375 (SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
3376 (CLASS_MAX_NREGS): Remove FPA and Maverick support.
3377 * aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
3378 Reorganize. Use AAPCS preferred names.
3379 (ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick. Update
3381 (OVERLAPPING_REGISTER_NAMES): Update register numbering.
3382 * arm.c (FL_CIRRUS): Delete definition.
3383 (arm_arch_cirrus): Delete variable.
3384 (arm_float_words_big_endian): Delete function.
3385 (cirrus_memory_offset): Delete function.
3386 (output_mov_long_double_fpa_from_arm): Delete function.
3387 (output_mov_long_double_arm_from_fpa): Delete function.
3388 (output_mov_double_fpa_from_arm): Delete function.
3389 (output_mov_double_arm_from_fpa): Delete function.
3390 (emit_sfm): Delete function.
3391 (maybe_get_arm_condition_code): Update comment.
3392 (arm_file_start): Always use softvfp for softfloat systems.
3393 (thumb_core_reg_alloc_order): Adjust for updated register allocation.
3394 (arm_option_override): Remove FPA and Maverick support. Always
3395 default to vfp as the fallback FPU format.
3396 (use_return_insn): Remove FPA support.
3397 (arm_get_frame_offsets): Likewise.
3398 (arm_save_coproc_regs): Likewise.
3399 (arm_canonicalize_comparison): Remove Maverick support.
3400 (arm_select_cc_mode): Likewise.
3401 (arm_gen_compare_reg): Likewise.
3402 (arm_print_operand): Likewise.
3403 (arm_libcall_value_1): Remove FPA and Maverick support.
3404 (arm_function_value_regno_p): Likewise.
3405 (arm_apply_result_size): Likewise.
3406 (arm_legitimate_index_p): Likewise.
3407 (thumb2_legitimate_index_p): Likewise.
3408 (legitimize_reload_address): Likewise.
3409 (arm_register_move_cost): Likewise.
3410 (arm_hard_regno_mode_ok): Likewise.
3411 (arm_regno_class): Likewise.
3412 (arm_dbx_register_number): Likewise.
3413 (arm_emit_unwind_sequence): Likewise.
3414 (arm_conditional_register_usage): Likewise.
3415 * arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
3416 (cirrus_memory_offset): Likewise.
3417 (output_move_long_double_fpa_from_arm): Likewise.
3418 (output_move_long_double_arm_from_fpa): Likewise.
3419 (output_move_double_fpa_from_arm): Likewise.
3420 (output_move_double_arm_from_fpa): Likewise.
3421 (arm_float_words_big_endian): Likewise.
3422 * arm.md (CC_REGNUM): Renumbered.
3423 (VFPCC_REGNUM): Moved here. Renumbered.
3424 (FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
3425 (attr fpu): Remove FPA and Maverick support.
3426 * vfp.md (VFPCC_REGNUM): Delete. Moved to arm.md.
3427 * arm-cores.def (ep9312): Remove Maverick support.
3428 * arm-arches.def (ep9312): Delete architecture.
3429 * arm-tables.opt: Regenerated.
3431 * arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
3433 2012-07-07 Steven Bosscher <steven@gcc.gnu.org>
3435 PR tree-optimization/53881
3436 * tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
3437 comparing labels to establish uniqueness of a switch case target,
3438 use the CFG instead.
3440 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3442 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3443 due to negative shift amount.
3445 2012-07-07 Hans-Peter Nilsson <hp@axis.com>
3447 Fix configure test for "stack protector support in target C library".
3448 * configure.ac (test_prefix, test_exec_prefix): Move setting from
3449 inside sysroot handling to before and outside it.
3450 * configure: Regenerate.
3452 2012-07-06 Kai Tietz <ktietz@redhat.com>
3455 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3456 as "/mingw/include".
3458 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
3461 * var-tracking.c (vt_add_function_parameter): Convert
3462 internal_arg_pointer into arg_pointer-based address even
3465 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
3467 PR rtl-optimization/53827
3470 * alias.c (memrefs_conflict_p): Adjust offset and size by the
3471 same amount for alignment ANDs.
3473 2012-07-06 Tom de Vries <tom@codesourcery.com>
3475 PR tree-optimization/51879
3476 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
3477 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
3478 (visit_use): Also call visit_reference_op_call for calls with a vdef.
3480 2012-07-06 Tom de Vries <tom@codesourcery.com>
3482 PR tree-optimization/52009
3483 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
3484 value numbers of gimple_vdef.
3485 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
3487 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
3488 (vn_reference_insert): Add and handle vdef parameter.
3489 (visit_reference_op_load): Add argument to vn_reference_insert call.
3490 (visit_reference_op_store): Find value number of vdef of store. Insert
3491 value number of vdef of store.
3493 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3495 * config/i386/i386.md (simple lea to add peephole): Also transform
3496 RTXes where second PLUS operand matches output.
3498 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3500 * config/i386/i386.c (construct_plt_address): Make static.
3501 * config/i386/i386-protos.h (construct_plt_address): Remove.
3503 2012-07-06 Nick Clifton <nickc@redhat.com>
3505 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3506 default_encode_section_info.
3508 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3511 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3512 emit PIC sequence for fnaddr symbol reference in advance.
3514 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
3517 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
3519 * dwarf2out.c (function_possibly_abstracted_p): New static function.
3520 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
3521 cgraph_function_possibly_inlined_p.
3522 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
3523 (process_scope_var): Do not emit concrete instances of abstracted
3524 nested functions from here.
3525 (gen_decl_die): Emit the abstract instance if the function is possibly
3526 abstracted and not only possibly inlined.
3527 (dwarf2out_finish): Find the first non-abstract parent instance and
3528 attach concrete instances on the limbo list to it.
3530 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3531 Julian Brown <julian@codesourcery.com>
3535 * config/arm/neon-gen.ml (return_by_ptr): Delete.
3536 (print_function): Handle empty strings.
3537 (return): Delete use of return_by_ptr.
3538 (mask_shape_for_shuffle): New function.
3539 (mask_elems): Likewise.
3540 (shuffle_fn): Likewise.
3541 (params): Simplify and remove use of return_by_ptr.
3542 (get_shuffle): New function.
3543 (print_variant): Update.
3544 * config/arm/neon.ml (rev_elems): New function.
3545 (permute_range): Likewise.
3546 (zip_range): Likewise.
3547 (uzip_range): Likewise.
3548 (trn_range): Likewise.
3549 (zip_elems): Likewise.
3550 (uzip_elems): Likewise.
3551 (trn_elems): Likewise.
3552 (features): New enumeration Use_shuffle. Delete ReturnPtr.
3555 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
3556 * config/arm/arm_neon.h: Regenerate.
3558 2012-07-05 Richard Guenther <rguenther@suse.de>
3560 * tree-pretty-print.c (dump_generic_node): Properly test
3561 the result of exact_log2.
3563 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3565 * config/s390/s390-protos.h (s390_expand_movmem)
3566 (s390_expand_cmpmem): Add return value.
3567 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
3568 Return FALSE to use the library function in some cases.
3569 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
3572 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3574 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
3576 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
3578 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
3579 * stmt.c (dump_case_nodes): New.
3580 (expand_case): Split out code generation parts into new functions.
3581 (expand_switch_as_decision_tree_p): Split out from expand_case.
3582 (emit_case_decision_tree): Likewise.
3583 (emit_case_dispatch_table): Likewise.
3585 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3587 * config/arm/iterators.md (SDF): New mode iterator.
3588 (V_if_elem): Add support for SF and DF modes.
3590 (F_constraint): New mode iterator attribute.
3591 (F_fma_type): Likewise.
3592 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
3593 (*fmsub<SDF:mode>4): Likewise.
3594 (*fmnsub<SDF:mode>4): Likewise.
3595 (*fmnadd<SDF:mode>4): Likewise.
3597 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3599 * expmed.c (expand_mult): Initialize coeff and is_neg.
3601 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
3603 * config/sh/predicates.md (zero_extend_operand): New predicate.
3604 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
3605 zero_extend_operand predicate.
3606 (zero_extendqisi2): Likewise.
3608 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3611 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
3612 to not call cgraph_propagate_frequency if something was changed.
3614 2012-07-04 Richard Guenther <rguenther@suse.de>
3617 * gimple-fold.c (get_base_constructor): Do not return an
3618 error_mark_node DECL_INITIAL.
3620 2012-07-04 Richard Guenther <rguenther@suse.de>
3622 PR tree-optimization/53844
3623 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
3624 the loop virtual PHI.
3626 2012-07-04 Richard Guenther <rguenther@suse.de>
3628 PR tree-optimization/53849
3629 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
3630 for duplicated locals. Use add_referenced_var_1 to avoid
3631 pushing/popping cfun.
3633 2012-07-04 Kai Tietz <ktietz@redhat.com>
3635 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
3636 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
3638 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
3639 as i386_pe_reloc_rw_mask.
3641 2012-07-04 Richard Guenther <rguenther@suse.de>
3643 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3644 as in free_lang_data_in_type.
3646 2012-07-04 Tobias Grosser <tobias@grosser.es>
3647 Michael Matz <matz@suse.de>
3649 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
3650 (graphite-optimize-isl.o): Add dependencies.
3651 * common.opt (floop-nest-optimize): New flag.
3652 * doc/invoke.texi (floop-nest-optimize): Document.
3653 * graphite-dependences.c (compute_deps): Export.
3654 * graphite-poly.h (compute_deps): Declare.
3655 * graphite-optimize-isl.c: New file.
3656 * graphite-poly.c (apply_poly_transforms): Run the loop
3658 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
3659 if -floop-nest-optimize is enabled.
3661 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
3663 * config/sh/predicates.md (logical_and_operand): New predicate.
3664 * config/sh/constraints.md (Jmb, Jmw): New constraints.
3665 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
3666 of 0xFFFF constant. Use logical_and_operand predicate and
3667 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
3668 (*andsi3_compact): Make it an insn_and_split. Use
3669 logical_and_operand predicate. Add Jmb,Jmw alternatives.
3671 2012-07-03 Jason Merrill <jason@redhat.com>
3674 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3676 2012-07-03 Nick Clifton <nickc@redhat.com>
3678 * config/mep/mep.c (mep_reorg_regmove): Use
3679 next_nonnote_non_debug_insn to advance to the next insn. Do not
3680 expect delete_insn to return an rtx.
3682 2012-07-03 Richard Guenther <rguenther@suse.de>
3684 * doc/install.texi (CLooG): Clarify how CLooG needs to be
3685 configured and that it needs to be built against ISL 0.10.
3687 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3689 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3690 code model string in the error message.
3692 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3695 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3696 sibcall_insn_operand. Move it to a temporary register if not.
3698 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
3701 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
3704 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3706 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
3708 2012-07-03 Roland McGrath <mcgrathr@google.com>
3710 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
3711 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
3712 * configure: Regenerated.
3713 * config/i386/i386.md (simple_return_internal_long): Use %;
3714 (ctz<mode>2): Likewise.
3717 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
3720 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
3722 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
3723 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
3724 gen_branch_true and gen_branch_false.
3725 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
3727 (branch_true, branch_false): Use t_reg_operand predicate.
3728 (*branch_true, *branch_false): Delete.
3729 (movt): Use t_reg_operand predicate.
3730 (*negnegt): Use negt_reg_operand predicate and fold little and big
3732 (*movtt): Use t_reg_operand and fold little and big endian variants.
3735 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
3737 * stmt.c (emit_case_bit_tests): Remove.
3738 (expand_case): Remove expand_switch_using_bit_tests_p code.
3739 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
3740 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
3741 (lshift_cheap_p): Likewise.
3742 (expand_switch_using_bit_tests_p): Likewise.
3743 (struct case_bit_test): Likewise.
3744 (case_bit_test_cmp): Likewise.
3745 (emit_case_bit_tests): New implementation for GIMPLE.
3746 (gen_inbound_check): Do not release post-dominator info here.
3747 (process_switch): Reorder code. Expand as bit tests if it
3749 (do_switchconv): Release post-dominator info here if something changed.
3750 (struct gimple_opt_pass): Verify more.
3751 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
3753 2012-07-02 Martin Jambor <mjambor@suse.cz>
3756 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3757 dynamic type change check.
3759 2012-07-02 Richard Guenther <rguenther@suse.de>
3760 Michael Matz <matz@suse.de>
3761 Tobias Grosser <tobias@grosser.es>
3762 Sebastian Pop <sebpop@gmail.com>
3764 * Makefile.in: Remove PPL flags in favor of ISL ones.
3765 (BACKENDLIBS): Remove PPL libs.
3766 (INCLUDES): Remove PPL includes in favor of ISL ones.
3767 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
3768 graphite-cloog-compat.h dependencies.
3769 (graphite-dependences.o): Likewise.
3770 (graphite-poly.o): Likewise.
3771 * configure.ac: Declare ISL vars instead of PPL ones.
3772 * configure: Regenerated.
3773 * doc/install.texi: Replace PPL requirement documentation with ISL one.
3774 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
3775 * graphite-clast-to-gimple.c: Likewise.
3776 * graphite-dependences.c: Likewise.
3777 * graphite-interchange.c: Likewise.
3778 * graphite-poly.h: Likewise.
3779 * graphite-poly.c: Likewise.
3780 * graphite-sese-to-poly.c: Likewise.
3781 * graphite.c: Likewise.
3782 * graphite-scop-detection.c: Re-arrange includes.
3783 * graphite-cloog-util.c: Remove.
3784 * graphite-cloog-util.h: Likewise.
3785 * graphite-ppl.h: Likewise.
3786 * graphite-ppl.c: Likewise.
3787 * graphite-dependences.h: Likewise.
3789 2012-07-02 Richard Guenther <rguenther@suse.de>
3791 Merge from graphite branch
3792 2011-07-21 Tobias Grosser <tobias@grosser.es>
3794 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
3795 Remove graphite-cloog-util.h.
3796 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
3797 build_iv_mapping, translate_clast_user, translate_clast,
3798 free_scattering, initialize_cloog_names, build_cloog_prog,
3799 create_params_index): Do not use old compatibility functions.
3800 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
3801 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
3802 compatibility functions.
3803 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
3805 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
3806 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
3808 * graphite-cloog-compat.h: Remove.
3810 2011-08-09 Tobias Grosser <tobias@grosser.es>
3812 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
3813 of the string, no just a reference.
3814 (clast_name_index): Add a new field, that specifies if we need to free
3816 (free_clast_name_index): If necessary, free the name string.
3817 (clast_name_index_elt_info): Calculate the hash based on the string
3818 content, not the memory location it is stored in.
3819 (clast_name_to_level): Specify that we do not need to free the name.
3820 (clast_name_to_index): Dito.
3821 (clast_name_to_lb_ub): Dito.
3822 (eq_clast_name_indexes): Compare the strings, not their base pointers.
3823 (free_scattering): Removed.
3824 (initialize_cloog_names): Renamed to add_names_to_union_domain().
3825 (add_names_to_union_domain): Changed to work on a union_domain,
3826 instead of a CloogNames structure.
3827 (build_cloog_prog): Removed.
3828 (build_cloog_union_domain): New.
3829 (generate_cloog_input): New.
3830 (scop_to_clast): Use CloogInput instead of CloogProgram.
3831 (print_generated_program): Adapt to new scop_to_clast() and do not
3832 print the CloogProgram any more.
3833 (create_params_index): Removed, functionality integrated in
3834 add_names_to_union_domain().
3835 (gloog): Adapt to new scop_to_clast().
3836 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
3838 2012-01-11 Tobias Grosser <tobias@grosser.es>
3840 * graphite-clast-to-gimple.c (clast_name_to_index,
3841 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
3842 (clast_to_gcc_expression): Add clast_expr_name as a new
3843 case. Do not assume a clast_expr_term points always to a
3845 (type_for_clast_term): Do not assume a clast_expr_term points always to
3847 (type_for_clast_name): New.
3848 (type_for_clast_expr): Add clast_expr_name as a new case.
3850 2011-08-03 Sebastian Pop <sebpop@gmail.com>
3852 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
3853 new_Cloog_Scattering_from_ppl_Polyhedron,
3854 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
3856 2012-07-02 Jakub Jelinek <jakub@redhat.com>
3858 PR tree-optimization/53645
3859 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
3860 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
3862 2012-07-01 Wei Guozhi <carrot@google.com>
3865 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
3866 * config/arm/arm.c (const_ok_for_dimode_op): New function.
3867 * config/arm/constraints.md (Dd): New constraint.
3868 * config/arm/predicates.md (arm_adddi_operand): New predicate.
3869 * config/arm/arm.md (adddi3): Extend it to handle constants.
3870 (arm_adddi3): Likewise.
3871 (addsi3_carryin_<optab>): Extend it to handle sbc case.
3872 (addsi3_carryin_alt2_<optab>): Likewise.
3873 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
3875 2012-06-30 Nathan Sidwell <nathan@acm.org>
3877 * coverage.c (bbg_file_stamp): New.
3878 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
3879 (build_info): Write bbg_file_stamp.
3880 (coverage_init): Initialize bbg_file_stamp. Read counts file
3881 before writing graph header.
3882 (coverage_finish): Don't unlink the data file if we can generate a
3884 * tree.h (crc32_unsigned): Declare.
3885 * tree.c (crc32_unsigned_bits): New, broken out of ...
3886 (crc32_byte): ... here. Use it.
3887 (crc32_unsigned): New.
3889 2012-06-29 Cary Coutant <ccoutant@google.com>
3891 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
3892 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
3893 (gen_variable_die): Likewise.
3894 (gen_namespace_die): Likewise.
3896 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3898 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3899 last statement of the finally block onto the switch.
3901 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
3904 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
3907 2012-06-29 Sterling Augustine <saugustine@google.com>
3909 * dwarf2out.c (add_pubname): Add comment.
3910 (add_pubtype): Fix indentation.
3911 (gen_enumeration_type_die): Likewise.
3913 2012-06-29 Jakub Jelinek <jakub@redhat.com>
3915 * tree-vect-generic.c (expand_vector_divmod): For even/odd
3916 widening multiply, put even always as first argument to VEC_PERM_EXPR.
3918 2012-06-29 Richard Henderson <rth@redhat.com>
3920 * tree-vect-generic.c: Include target.h.
3921 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
3922 * Makefile.in (tree-vect-generic.o): Update.
3924 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
3926 * configure.ac: Remove special gtfiles case for C.
3927 * configure: Regenerate.
3928 * Makefile.in: Remove C front-end hooks and build hooks that
3929 will be picked up from c/Make-lang.in now.
3930 Add tree-mudflap to C_COMMON_OBJS.
3931 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
3932 * config/vms/vms.c: Look for c-tree.h in c/.
3933 * doc/gty.texi: Remove reference to c-config-lang.in.
3934 * doc/sourcebuild.texi: Document the c/ subdirectory.
3936 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
3938 * system.h (CASE_USE_BIT_TESTS): Poison.
3939 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
3940 (expand_switch_using_bit_tests_p): ...here.
3941 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
3942 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
3944 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
3946 * system.h (IFCVT_EXTRA_FIELDS): Poison.
3947 (IFCVT_INIT_EXTRA_FIELDS): Poison.
3948 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
3949 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
3950 IFCVT_INIT_EXTRA_FIELDS.
3951 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
3952 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
3954 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
3955 frv_ifcvt_machdep_init.
3956 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
3957 Remove documentation.
3958 (IFCVT_MACHDEP_INIT): Document.
3959 * doc/tm.texi: Regenerate.
3961 2012-06-29 Nick Clifton <nickc@redhat.com>
3963 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
3965 2012-06-29 Jakub Jelinek <jakub@redhat.com>
3967 * tree-vect-stmts.c (vectorizable_operation): Check both
3968 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
3969 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
3971 2012-06-28 Richard Henderson <rth@redhat.com>
3973 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
3975 2012-06-28 Jakub Jelinek <jakub@redhat.com>
3977 PR tree-optimization/51581
3978 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
3979 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
3980 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
3981 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
3982 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
3983 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
3985 PR tree-optimization/53645
3986 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
3987 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
3990 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3993 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3994 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3995 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3996 avr_hard_regno_call_part_clobbered.
3998 2012-06-28 Richard Guenther <rguenther@suse.de>
4001 * expr.c (expand_expr_real_1): Verify if the type is complete
4002 before inspecting its size.
4004 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
4006 * doc/include/gpl.texi: Remove.
4007 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
4009 2012-06-28 Jakub Jelinek <jakub@redhat.com>
4011 PR tree-optimization/53645
4012 * tree-vect-generic.c (add_rshift): New function.
4013 (expand_vector_divmod): New function.
4014 (expand_vector_operation): Use it for vector integer
4015 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
4016 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
4017 unused lguup variable with dummy_int.
4019 2012-06-28 OLivier Hainque <hainque@adacore.com>
4021 * expr.c (convert_move): Latch mem integer inputs into a
4022 register before expanding a multi-instructions sequence.
4024 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
4025 Uros Bizjak <ubizjak@gmail.com>
4026 Jakub Jelinek <jakub@redhat.com>
4030 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
4031 (vt_finalize): ... here instead, if needed.
4033 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
4038 * dce.c (word_dce_process_block): Check whether inserting debug
4039 temps are needed even for needed insns.
4040 (dce_process_block): Likewise.
4041 * df-problems.c (dead_debug_add): Add comment about multi-regs.
4042 (dead_debug_insert_temp): Likewise. Don't subreg when we're
4043 setting fewer regs than a multi-reg requires.
4045 2012-06-27 Richard Henderson <rth@redhat.com>
4047 * config/alpha/alpha.c (alpha_dimode_u): New.
4048 (alpha_init_builtins): Initialize it, and use it.
4049 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
4050 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
4051 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
4052 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
4053 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
4054 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
4055 (alpha_fold_builtin_ctpop): Likewise.
4056 (alpha_fold_builtin_umulh): Remove.
4057 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
4058 typo in MAX_ARGS check.
4060 2012-06-27 Richard Henderson <rth@redhat.com>
4062 * tree.def (MULT_HIGHPART_EXPR): New.
4063 * cfgexpand.c (expand_debug_expr): Ignore it.
4064 * expr.c (expand_expr_real_2): Handle it.
4065 * fold-const.c (int_const_binop_1): Likewise.
4066 * optabs.c (optab_for_tree_code): Likewise.
4067 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
4068 * tree-inline.c (estimate_operator_cost): Likewise.
4069 * tree-pretty-print.c (dump_generic_node): Likewise.
4070 (op_code_prio, op_symbol_code): Likewise.
4071 * tree.c (commutative_tree_code): Likewise. Also handle
4072 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
4074 2012-06-27 Richard Henderson <rth@redhat.com>
4077 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
4078 in 2012-06-23 change. Adjust two other DImode tests as well.
4080 2012-06-27 Nick Clifton <nickc@redhat.com>
4082 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
4085 2012-06-27 Richard Guenther <rguenther@suse.de>
4088 * tree-chrec.c (chrec_convert_1): Represent truncation to
4089 a type with undefined overflow as truncation to an unsigned
4090 type converted to the type with undefined overflow.
4091 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
4092 the scalar evolution of a truncated widened operation avoid
4093 looking at the non-existing evolution of the widened operation
4096 2012-06-27 Richard Guenther <rguenther@suse.de>
4098 PR tree-optimization/53774
4099 * tree-ssa-reassoc.c (get_rank): All default defs have
4101 (init_reassoc): Precompute rank for all SSA default defs.
4103 2012-06-27 Nick Clifton <nickc@redhat.com>
4105 * config/rx/rx.md (simple_return): Use the simple_return rtx.
4107 2012-06-26 Richard Henderson <rth@redhat.com>
4109 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
4110 and don't fall thru from standard_80387_constant_p to the memory
4113 2012-06-26 Richard Henderson <rth@redhat.com>
4115 * config/i386/i386.c (bdesc_args): Update. Change
4116 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
4117 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
4118 (ix86_builtin_mul_widen_even): Use it.
4119 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
4120 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
4121 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
4123 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
4124 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
4125 (vec_widen_smult_even_v4si): New.
4127 2012-06-26 Richard Henderson <rth@redhat.com>
4129 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
4130 to expander; move guts to ...
4131 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
4132 highparts before shifting up.
4133 * config/i386/i386-protos.h: Update.
4135 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
4137 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
4138 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
4139 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
4141 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
4143 * var-tracking.c (vt_add_function_parameter): Use a preserved
4144 VALUE for the MEM address of an incoming parameter.
4146 2012-06-26 Sterling Augustine <saugustine@google.com>
4148 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
4149 (prune_unused_types): Likewise.
4151 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
4153 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4154 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
4155 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4156 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
4157 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
4158 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
4159 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
4160 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
4161 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
4163 * doc/tm.texi: Regenerate.
4164 * doc/cpp.texi: Make example for #error generic.
4165 * config/frv/frv.h: Fix example text to match tm.texi.
4167 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
4169 * tree-pass.h (pass_strength_reduction): New decl.
4170 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
4171 (finalize_costs): Likewise.
4172 * timevar.def (TV_TREE_SLSR): New timevar.
4173 * gimple-ssa-strength-reduction.c: New.
4174 * tree-flow.h (initialize_costs): New decl.
4175 (finalize_costs): Likewise.
4176 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
4177 * passes.c (init_optimization_passes): Add pass_strength_reduction.
4179 2012-06-26 Matt Turner <mattst88@gmail.com>
4181 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
4182 (__builtin_arm_tinsrh): Likewise.
4183 (__builtin_arm_tinsrw): Likewise.
4184 (__builtin_arm_wsadb): Add missing v2si parameter.
4185 (__builtin_arm_wsadh): Likewise.
4186 (__builtin_arm_getwcx): Delete.
4187 (__builtin_arm_setwcx): Delete.
4188 (__builtin_arm_getwcgr0): Add.
4189 (__builtin_arm_getwcgr1): Add.
4190 (__builtin_arm_getwcgr2): Add.
4191 (__builtin_arm_getwcgr3): Add.
4192 (__builtin_arm_setwcgr0): Add.
4193 (__builtin_arm_setwcgr1): Add.
4194 (__builtin_arm_setwcgr2): Add.
4195 (__builtin_arm_setwcgr3): Add.
4197 2012-06-26 Richard Guenther <rguenther@suse.de>
4200 2012-06-21 Richard Guenther <rguenther@suse.de>
4202 * tree-inline.c (estimate_num_insns): Estimate call cost for
4205 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
4208 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
4209 * doc/tm.texi: Regenerate.
4211 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
4214 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
4215 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
4216 * doc/tm.texi.in: Remove documentation for unused target macros
4217 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
4218 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
4219 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
4220 TARGET_NARROW_VOLATILE_BITFIELDS.
4221 Document that MD_HANDLE_UNWABI is a macro in libgcc.
4222 * doc/tm.texi: Regenerate.
4223 * system.h: Poison target macros
4224 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
4225 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
4226 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
4227 TARGET_NARROW_VOLATILE_BITFIELDS
4229 2012-06-26 Jan Hubicka <jh@suse.cz>
4232 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
4235 2012-06-26 Dehao Chen <dehao@google.com>
4237 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
4238 source location is consistant with the call stmt.
4240 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
4242 PR tree-optimization/53729
4243 PR tree-optimization/53636
4244 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
4245 vect_verify_datarefs_alignment until after statements have
4246 been marked as relevant/irrelevant.
4247 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
4248 Skip irrelevant statements.
4249 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
4250 instead of STMT_VINFO_RELEVANT.
4251 (vect_get_data_access_cost): Do not check for supportable
4252 alignment before calling vect_get_load_cost/vect_get_store_cost.
4253 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
4254 handling unsupported alignment.
4255 (vect_get_load_cost): Likewise.
4257 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
4259 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
4260 Do not define JMP_BUF_SIZE.
4262 2012-06-26 Jakub Jelinek <jakub@redhat.com>
4264 PR tree-optimization/53748
4265 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
4266 if arg0/arg1 have integral or pointer types.
4268 2012-06-25 Richard Henderson <rth@redhat.com>
4270 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
4271 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
4272 (sdot_prodv4si): New; handle only XOP.
4274 2012-06-25 Richard Henderson <rth@redhat.com>
4276 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
4277 (V2UDI_FUNC_V4USI_V4USI): New.
4278 (V4UDI_FUNC_V8USI_V8USI): New.
4279 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
4280 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
4281 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
4282 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
4283 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
4284 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
4285 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
4286 (bdesc_args): Add them.
4287 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
4288 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
4289 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
4290 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
4291 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
4293 2012-06-25 Richard Henderson <rth@redhat.com>
4295 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
4297 2012-06-25 Richard Henderson <rth@redhat.com>
4299 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
4301 (ix86_expand_vec_interleave): New.
4302 (ix86_expand_mul_widen_evenodd): New.
4303 (ix86_expand_mul_widen_hilo): New.
4304 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
4305 * config/i386/i386.md (u_bool) New code attr.
4306 * config/i386/predicates.md
4307 (nonimmediate_or_const_vector_operand): Remove.
4308 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
4309 both AVX and SSE4_1.
4310 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
4311 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
4312 (vec_widen<s>mult_hi_v8si): Remove.
4313 (vec_widen<s>mult_lo_v8si): Remove.
4314 (vec_widen_smult_hi_v4si): Remove.
4315 (vec_widen_smult_lo_v4si): Remove.
4316 (vec_widen_umult_hi_v4si): Remove.
4317 (vec_widen_umult_lo_v4si): Remove.
4318 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
4319 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
4320 * config/i386/i386-protos.h: Update.
4322 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
4324 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
4325 (neon_vld1_dup): Restrict to VQ operands.
4326 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
4328 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4329 James Greenhalgh <james.greenhalgh@arm.com>
4331 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
4332 (TARGET_FMA): New macro.
4333 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
4334 (TARGET_ARM_ARCH): Likewise.
4335 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
4336 (TARGET_V6M, TARGET_V7M): Likewise.
4337 (TARGET_ARM_ARCH_PROFILE): Likewise.
4338 (TARGET_ARM_FEATURE_LDREX): Likewise.
4339 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
4340 (ARM_MIN_ENUM_SIZE): Likewise.
4341 * config/arm/arm.c (arm_file_start): Refactor appropriately.
4342 (base_architecture): New enumeration.
4343 (arm_base_arch): New global variable.
4344 (processors): Add field base_arch.
4345 (ARM_ARCH, ARM_CORE): Adjust accordingly.
4346 (arm_option_override): Add initialization of arm_base_arch.
4347 * doc/cpp.texi (system-specific predefined macros.): Change.
4349 2012-06-25 Jakub Jelinek <jakub@redhat.com>
4352 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
4353 of x x x in the vmovlps load alternative.
4355 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
4358 * df.h (dead_debug_add): Remove third argument.
4359 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
4360 REG that we want to replace instead.
4361 (dead_debug_insert_temp): Use the REGNO of the reg that we want
4362 to replace instead of DF_REF_REGNO. Require there to always be
4363 at least one such use. Check for cases where the same location
4364 has more than df_ref associated with it.
4365 (df_note_bb_compute): Remove third dead_debug_add argument.
4366 * dce.c (word_dce_process_block): Likewise.
4368 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
4370 * config/v850/v850.c: Remove redundant extern declarations for
4371 last_assemble_variable_decl and size_directive_output.
4373 * doc/tm.texi.in: Document JMP_BUF_SIZE.
4374 * doc/tm.texi: Regenerate.
4375 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
4376 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
4377 * config/stormy16/stormy16.h: Likewise.
4379 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
4381 * doc/sourcebuild.texi: Add missing subdirectories.
4383 2012-06-25 Tristan Gingold <gingold@adacore.com>
4385 * config/i386/i386.h: Fix typo.
4387 2012-06-25 Tristan Gingold <gingold@adacore.com>
4389 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
4390 (seh_cfa_adjust_cfa): ... that function.
4391 (seh_emit_stackalloc): Do not emit out of range values.
4392 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
4393 UNSPEC_DEF_CFA constants.
4394 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
4395 * config/i386/i386.c (ix86_frame_pointer_required): Required
4396 for very large frames on SEH target.
4397 (ix86_compute_frame_layout): Save area is before frame pointer
4398 on SEH target. Handle very large frames.
4399 (ix86_expand_prologue): Likewise.
4401 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
4403 * output.h: (current_function_is_leaf,
4404 current_function_sp_is_unchanging,
4405 current_function_uses_only_leaf_regs): Remove.
4406 * function.c (current_function_is_leaf,
4407 current_function_sp_is_unchanging,
4408 current_function_uses_only_leaf_regs): Remove.
4409 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
4410 instead of current_function_uses_only_leaf_regs.
4411 * function.h (struct rtl_data): New fields sp_is_unchanging,
4412 is_leaf, uses_only_leaf_regs.
4413 * resource.c (init_resource_info): Replace current_function_is_leaf,
4414 current_function_sp_is_unchanging, and
4415 current_function_uses_only_leaf_regs with new crtl fields.
4416 * sdbout.c (sdbout_symbol): Likewise.
4417 * df-core.c (rest_of_handle_df_initialize): Likewise.
4418 * ira.c (ira): Likewise.
4419 * final.c (final_start_function): Likewise.
4420 * reorg.c (fill_simple_delay_slots): Likewise.
4421 * regrename.c (check_new_reg_p): Likewise.
4422 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
4423 (notice_stack_pointer_modification): Likewise.
4424 * dbxout.c (dbxout_symbol): Likewise.
4425 (dbxout_parms): Likewise.
4426 * sel-sched.c (init_regs_for_mode): Likewise.
4427 * dwarf2out.c (dbx_reg_number): Likewise.
4428 (multiple_reg_loc_descriptor): Likewise.
4429 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
4430 (gen_pop): Likewise.
4431 (ix86_select_alt_pic_regnum): Likewise.
4432 (ix86_compute_frame_layout): Likewise.
4433 (ix86_finalize_stack_realign_flags): Likewise.
4434 (ix86_expand_epilogue): Likewise.
4435 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
4436 * config/h8300/h8300.c (byte_reg): Likewise.
4437 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
4438 (c6x_save_reg): Likewise.
4439 (c6x_compute_frame_layout): Likewise.
4440 * config/pa/pa.c (pa_compute_frame_size): Likewise.
4441 (pa_output_function_prologue): Likewise.
4442 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
4443 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
4444 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
4445 (sparc_expand_prologue): Likewise.
4446 (sparc_flat_expand_prologue): Likewise.
4447 (sparc_asm_function_prologue): Likewise.
4448 (sparc_output_mi_thunk): Likewise.
4449 (sparc_frame_pointer_required): Likewise.
4450 * config/epiphany/epiphany.c (epiphany_compute_function_type):
4452 (epiphany_compute_frame_size): Likewise.
4453 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
4454 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
4455 (cris_frame_pointer_required): Likewise.
4456 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
4457 (tilepro_current_function_is_leaf): Likewise.
4458 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
4459 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
4460 * config/ia64/ia64.c (find_gr_spill): Likewise.
4461 (ia64_compute_frame_size): Likewise.
4462 (ia64_can_eliminate): Likewise.
4463 (ia64_initial_elimination_offset): Likewise.
4464 * config/m68k/m68k.c (m68k_save_reg): Likewise.
4465 (m68k_expand_epilogue): Likewise.
4466 * config/rx/rx.c (rx_get_stack_layout): Likewise.
4467 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
4468 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
4470 (picochip_output_frame_debug): Likewise.
4471 * config/sh/sh.c (sh_media_register_for_return): Likewise.
4472 (sh_allocate_initial_value): Likewise.
4473 (sh_output_mi_thunk): Likewise.
4474 * config/microblaze/microblaze.c (microblaze_must_save_register):
4476 (compute_frame_size): Likewise.
4477 (microblaze_initial_elimination_offset): Likewise.
4478 (microblaze_expand_prologue): Likewise.
4479 (microblaze_expand_epilogue): Likewise.
4480 * config/frv/frv.c (frv_expand_epilogue): Likewise.
4481 (frv_frame_pointer_required): Likewise.
4482 * config/spu/spu.c (get_pic_reg): Likewise.
4483 (direct_return): Likewise.
4484 (spu_expand_prologue): Likewise.
4485 (spu_expand_epilogue): Likewise.
4486 (spu_initial_elimination_offset): Likewise.
4487 * config/mips/mips.c (mips_global_pointer): Likewise.
4488 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4489 (mips_compute_frame_info): Likewise.
4490 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
4491 (mep_reload_pointer): Likewise.
4492 * config/rl78/rl78.c (need_to_save): Likewise.
4493 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
4494 * config/score/score.c (score_compute_frame_size): Likewise.
4495 (score_function_prologue): Likewise.
4496 * config/bfin/bfin.c (must_save_p): Likewise.
4497 (expand_prologue_reg_save): Likewise.
4498 (expand_epilogue_reg_restore): Likewise.
4499 (bfin_frame_pointer_required): Likewise.
4500 (n_regs_saved_by_prologue): Likewise.
4501 (add_to_reg): Likewise.
4502 (expand_interrupt_handler_prologue): Likewise.
4503 (expand_interrupt_handler_epilogue): Likewise.
4504 (bfin_expand_prologue): Likewise.
4505 * config/avr/avr.c (avr_regs_to_save): Likewise.
4506 (avr_prologue_setup_frame): Likewise.
4507 (expand_epilogue): Likewise.
4508 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
4509 (s390_register_info): Likewise.
4510 (s390_frame_info): Likewise.
4511 (s390_init_frame_layout): Likewise.
4512 (s390_emit_prologue): Likewise.
4515 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
4517 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
4518 * vmsdbgout: Do not undefine it if defined.
4519 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
4520 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
4521 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
4523 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
4525 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
4527 2012-06-23 Richard Henderson <rth@redhat.com>
4530 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
4531 V*QImode shifts and multiply.
4532 (ix86_expand_vecop_qihi): Support shifts.
4533 * config/i386/i386.md (any_shift): New code iterator.
4534 * config/i386/sse.md (ashlv16qi3): Merge ...
4535 (<any_shiftrt>v16qi3): ... into ...
4536 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
4537 to support SSE and AVX.
4539 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
4540 parameter into src and dest.
4541 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
4542 (vec_unpacks_hi_<V124_AVX2>): Likewise.
4543 (vec_unpacku_lo_<V124_AVX2>): Likewise.
4544 (vec_unpacks_lo_<V124_AVX2>): Likewise.
4545 * config/i386/i386-protos.h: Update.
4547 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
4548 pure expander; move expansion code ...
4549 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
4550 * config/i386/i386-protos.h: Update.
4552 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
4554 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
4555 (popcntb<mode>2): Add attribute type popcnt.
4556 (popcntd<mode>2): Ditto.
4557 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
4558 * config/rs6000/power5.md (define_insn_reservation): Ditto.
4559 * config/rs6000/power7.md (define_insn_reservation): Ditto.
4560 * config/rs6000/476.md (define_insn_reservation): Ditto.
4561 * config/rs6000/power6.md (define_insn_reservation): New
4562 reservation for popcnt instructions.
4564 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
4566 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
4568 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
4571 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
4573 * config/i386/i386.c (ix86_option_override_internal): Allow
4574 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
4576 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
4579 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
4581 * double-int.c (double_int_multiple_of): New function.
4582 * double-int.h (double_int_multiple_of): New decl.
4583 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
4584 (mbc_entry_hash): New forward decl.
4585 (mbc_entry_eq): Likewise.
4586 (zero_cost): Change to no_cost.
4587 (mult_costs): New static var.
4588 (cost_tables_exist): Likewise.
4589 (initialize_costs): New function.
4590 (finalize_costs): Likewise.
4591 (tree_ssa_iv_optimize_init): Call initialize_costs.
4592 (add_cost): Change to add_regs_cost; distinguish costs by speed.
4593 (multiply_regs_cost): New function.
4594 (add_const_cost): Likewise.
4595 (extend_or_trunc_reg_cost): Likewise.
4596 (negate_reg_cost): Likewise.
4597 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
4599 (get_address_cost): Change add_cost to add_regs_cost; change
4600 multiply_by_cost to multiply_by_const_cost.
4601 (force_expr_to_var_cost): Change zero_cost to no_cost; change
4602 add_cost to add_regs_cost; change multiply_by_cost to
4603 multiply_by_const_cost.
4604 (split_cost): Change zero_cost to no_cost.
4605 (ptr_difference_cost): Likewise.
4606 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
4607 to multiply_by_const_cost.
4608 (get_computation_cost_at): Change add_cost to add_regs_cost; change
4609 multiply_by_cost to multiply_by_const_cost.
4610 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
4611 (determine_iv_cost): Change add_cost to add_regs_cost.
4612 (iv_ca_new): Change zero_cost to no_cost.
4613 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
4614 * tree-ssa-address.c (most_expensive_mult_to_index): Change
4615 multiply_by_cost to multiply_by_const_cost.
4616 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
4617 (add_regs_cost): New decl.
4618 (multiply_regs_cost): Likewise.
4619 (add_const_cost): Likewise.
4620 (extend_or_trunc_reg_cost): Likewise.
4621 (negate_reg_cost): Likewise.
4623 2012-06-22 Richard Guenther <rguenther@suse.de>
4625 Merge from graphite branch
4626 2011-08-10 Sebastian Pop <sebpop@gmail.com>
4628 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
4630 2012-01-13 Tobias Grosser <tobias@grosser.es>
4632 * tree-flow.h (parallelized_function_p): Declare.
4633 * tree-parloops.c (parallelized_function_p): Export.
4634 * graphite.c (graphite_transform_loops): Do not run graphite on
4635 already parallel functions.
4637 2012-06-22 Alan Modra <amodra@gmail.com>
4639 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
4640 return mem. Convert to indirect addressing if not indirect or
4641 indexed. Adjust all callers.
4643 2012-06-22 Richard Guenther <rguenther@suse.de>
4645 * gcov-iov.c: Include bconfig.h and system.h.
4647 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
4649 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
4651 2012-06-22 Richard Guenther <rguenther@suse.de>
4653 PR gcov-profile/53744
4654 * gcov-iov.c (main): Treat "" and "prerelease" the same.
4656 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
4659 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
4660 for GNU Fortran if in strict DWARF2 mode.
4662 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
4664 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
4665 DECL_IGNORED_P non-reg vars even if they are used.
4667 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
4671 * var-tracking.c (vt_get_canonicalize_base): New.
4672 (vt_canonicalize_addr, vt_stack_offset_p): New.
4673 (vt_canon_true_dep): New.
4674 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
4675 (clobber_overlaping_mems): Use vt_canonicalize_addr.
4677 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
4681 * var-tracking.c (vt_initialize): Record initial offset between
4682 arg pointer and stack pointer.
4684 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
4688 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
4691 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
4695 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
4697 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
4699 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
4701 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
4704 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
4706 2012-06-21 Meador Inge <meadori@codesourcery.com>
4709 * c-decl.c (c_push_function_context): Restore the behavior to reuse
4710 the language function allocated for -Wunused-local-typedefs.
4711 (c_pop_function_context): If necessary, clear the language function
4712 created in c_push_function_context. Always clear out the
4713 x_cur_stmt_list field of the restored language function.
4715 2012-06-21 Sterling Augustine <saugustine@google.com>
4716 Cary Coutant <ccoutant@google.com>
4718 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
4719 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
4720 (comdat_type_struct): New field 'skeleton_die'.
4721 (breakout_comdat_types): Update it.
4722 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
4723 is_namespace_die. Fix minor style violation. Call want_pubnames.
4724 (add_pubname_string): Call want_pubnames.
4725 (add_pubtype): Rework logic for calculating type name. Call
4726 is_namespace_die. Call want_pubnames.
4727 (output_pubnames): Move conditional logic deciding when to produce the
4728 section from dwarf2out_finish. Use new skeleton_die field.
4729 (base_type_die): Call add_pubtype.
4730 (gen_enumeration_type_die): Unconditionally call add_pubtype.
4731 (gen_subprogram_die): Adjust calls to add_pubname.
4732 (gen_namespace_die): Call add_pubname_string.
4733 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
4734 produce pubnames and pubtypes sections to output_pubnames.
4735 * common.opt (-gpubnames): New option.
4736 * doc/invoke.texi: Document it.
4738 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
4740 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
4742 2012-06-21 Michael Matz <matz@suse.de>
4745 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
4748 2012-06-21 Richard Guenther <rguenther@suse.de>
4750 * tree-inline.c (estimate_num_insns): Estimate call cost for
4753 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
4755 * tree.h (DECL_SOURCE_COLUMN): New accessor.
4757 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
4759 * config/i386/i386.md (SINCOS): New int iterator.
4760 (sincos): New int attribute.
4761 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
4762 SINCOS int iterator.
4763 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
4764 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
4766 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
4768 * config/i386/i386.md (RDFSGSBASE): New int iterator.
4769 (WRFSGSBASE): Ditto.
4770 (fsgs): New int attribute.
4771 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
4772 RDFSGSBASE int iterator.
4773 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
4774 WRFSGSBASE int iterator.
4776 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
4778 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
4779 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
4780 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
4781 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
4784 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
4786 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
4788 2012-06-20 Richard Guenther <rguenther@suse.de>
4790 PR tree-optimization/30318
4791 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
4793 (range_int_cst_singleton_p): But explicitely here.
4794 (zero_nonzero_bits_from_vr): And here.
4795 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
4796 to cover all cases we can perform arbitrary precision
4797 arithmetic with double-ints.
4798 (intersect_ranges): Handle adjacent anti-ranges.
4800 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
4802 * config/i386/i386.md (rounding_insn): New int attribute.
4803 (<rounding_insn>xf2): Macroize insn from
4804 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
4805 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
4807 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
4809 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
4810 (ieee_maxmin): New int attribute.
4811 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
4812 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
4814 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
4816 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
4817 * config/arm/arm.c: Do not include c-pragma.h.
4818 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
4819 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
4820 to arm_emit_eabi_attribute.
4821 * arm-c.c: Do not include output.h.
4822 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
4823 call to arm_emit_eabi_attribute.
4824 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
4826 2012-06-20 Richard Guenther <rguenther@suse.de>
4828 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
4829 Allow adjusting alignment of user-aligned decls again.
4831 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
4833 * config/rl78/rl78-c.c: Remove unnecessary includes.
4835 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
4837 * config/cris/cris.c: Include cgraph.h.
4838 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
4840 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
4842 * emit-rtl.c (need_atomic_barrier_p): New function.
4843 * emit-rtl.h (need_atomic_barrier_p): Declare it.
4844 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
4845 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
4846 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
4847 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
4848 (mips_process_sync_loop): Use generic version instead.
4850 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
4852 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
4855 2012-06-19 Tom de Vries <vries@codesourcery.com>
4856 Maxim Kuvyrkov <maxim@codesourcery.com>
4858 * config/mips/constraints.md (ZR): New constraint.
4859 * config/mips/predicates.md (mem_noofs_operand): New predicate.
4860 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
4861 * config/mips/mips.h (TARGET_XLP): Define.
4862 (TARGET_SYNC_AFTER_SC): Update.
4863 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
4864 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
4865 XLP-specific swap and ldadd patterns.
4866 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
4868 2012-06-19 Tom de Vries <vries@codesourcery.com>
4869 Maxim Kuvyrkov <maxim@codesourcery.com>
4871 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
4872 (mips_emit_post_atomic_barrier_p): New static functions.
4873 (mips_process_sync_loop): Use them. Emit sync memory barriers in
4874 accordance with memory model semantics. Add return of CMP result for
4876 * config/mips/mips.md: Update comment.
4877 (sync_cmp): New attribute.
4878 (sync_memmodel): New attribute replacing sync_release_barrier.
4879 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
4880 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
4881 (sync_lock_test_and_set, test_and_set_12): Update.
4882 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
4883 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
4885 2012-06-19 Joseph Myers <joseph@codesourcery.com>
4887 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
4888 mov_si<mode>_e500_subreg0.
4889 (*mov_si<mode>_e500_subreg0_elf_low)
4890 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
4892 2012-06-19 Richard Henderson <rth@redhat.com>
4894 * config/alpha/alpha.c: Include params.h.
4895 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
4896 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
4898 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
4900 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
4901 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
4902 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
4904 * doc/tm.texi: Regenerate.
4905 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
4907 * config/darwin-c.c: Include target.h.
4908 (darwin_objc_declare_unresolved_class_reference): New function.
4909 (darwin_objc_declare_class_definition): New function.
4910 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
4911 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
4913 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
4915 * target.def (output_ident): New hook.
4916 * targhooks.h (default_asm_output_ident_directive): Add prototype.
4917 * varasm.c (assemble_asm): Only prefix a tab if the string does not
4918 already start with one.
4919 (default_asm_output_ident_directive): New function to emit
4920 .ident as a top-level asm node while parsing, or directly to
4921 asm_out_file after parsing.
4922 * toplev.c (compile_file): Print a GCC .ident with
4923 targetm.asm_out.output_ident.
4924 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
4925 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
4926 * doc/tm.texi: Update.
4928 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
4929 (TARGET_ASM_OUTPUT_IDENT): Define.
4930 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
4931 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
4932 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
4933 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
4934 (TARGET_ASM_OUTPUT_IDENT): Define.
4935 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
4936 (TARGET_ASM_OUTPUT_IDENT): Define.
4938 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
4939 * config/cris/cris.c (cris_asm_output_ident): New function.
4940 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
4942 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
4944 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
4945 (microblaze_asm_output_ident): Rewrite to work similar to
4946 default_asm_output_ident_directive for front-end .idents.
4947 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
4948 (TARGET_ASM_OUTPUT_IDENT): Define.
4950 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
4951 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
4953 * config/rx/rx.c: Include cgraph.h for add_asm_node.
4954 (rx_asm_output_ident): New function, similar to
4955 default_asm_output_ident_directive, but handle AS100 syntax also, so
4956 that #ident also works for rx in AS100 syntax.
4957 (TARGET_ASM_OUTPUT_IDENT): Define.
4958 * config/rx/rx.h (IDENT_ASM_OP): Remove.
4960 * Makefile.in: Fix dependencies for c-family/c-lex.o.
4962 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
4964 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
4965 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
4967 (*fist<mode>2_<rounding>_1): Macroize insn from
4968 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
4969 (fistdi2_<rounding>): Macroize insn from
4970 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
4971 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
4972 corresponding splitters from fistdi2_{floor,ceil} and corresponding
4973 splitters using FIST_ROUNDING int iterator.
4974 (fist<mode>2_<rounding>): Macroize insn from
4975 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
4976 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
4977 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
4978 splitters using FIST_ROUNDING int iterator.
4979 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
4980 using FIST_ROUNDING int iterator.
4982 2012-06-19 Richard Henderson <rth@redhat.com>
4984 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
4985 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
4986 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
4987 * config/i386/sse.md (sse2_mulv4si3): Delete.
4988 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
4989 nonimmediate_or_const_vector_operand.
4991 2012-06-19 Richard Henderson <rth@redhat.com>
4993 * expmed.c (struct init_expmed_rtl): Split ...
4994 (init_expmed_one_mode): ... out of ...
4995 (init_expmed): ... here. Initialize integer vector modes also.
4996 (synth_mult): Handle integer vector modes.
4997 (choose_mult_variant): Likewise.
4998 (expand_mult_const): Likewise.
4999 (expand_mult): Likewise.
5000 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
5002 2012-06-19 Richard Henderson <rth@redhat.com>
5004 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
5005 integral vector modes.
5007 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
5009 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
5010 (rounding): New int attribute.
5012 (frndintxf2_<rounding>): Macroize insn from
5013 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
5014 (frndintxf2_<rounding>_i387): Macroize insn from
5015 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
5017 2012-06-19 Richard Guenther <rguenther@suse.de>
5019 * tree-vrp.c (union_ranges): New function.
5020 (vrp_meet_1): Use union_ranges.
5021 (vrp_meet): Dump what we union and call vrp_meet_1.
5023 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
5025 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
5026 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
5027 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
5028 (attr write_conflict, attr core_cycles): Update.
5029 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
5031 2012-06-19 Richard Guenther <rguenther@suse.de>
5033 * tree-vrp.c (intersect_ranges): Handle more cases.
5034 (vrp_intersect_ranges): Dump what we intersect and call ...
5035 (vrp_intersect_ranges_1): ... this.
5037 2012-06-19 Richard Guenther <rguenther@suse.de>
5039 PR tree-optimization/53708
5040 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
5041 user-supplied alignment and alignment of decls with the used
5044 2012-06-18 Lawrence Crowl <crowl@google.com>
5046 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
5047 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
5048 (TV_PHASE_STREAM_IN): New.
5049 (TV_PHASE_STREAM_OUT): New.
5050 * timevar.c (validate_phases): New.
5051 (timevar_print): Call validate_phases.
5052 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
5053 to TV_PHASE_OPT_GEN.
5054 * langhooks.c (write_global_declarations): Rename use of
5055 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
5056 TV_PHASE_CHECK_DBGINFO.
5057 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
5058 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
5059 lang_hooks.decls.final_write_globals.
5061 2012-06-18 David Edelshn <dje.gcc@gmail.com>
5063 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
5065 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
5068 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
5069 (*sse4_2_pcmpistr_unaligned): New.
5071 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5072 Sameera Deshpande <sameera.deshpande@arm.com>
5073 Greta Yorsh <greta.yorsh@arm.com>
5075 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
5076 * config/arm/arm.c (print_multi_reg): Remove.
5077 (vfp_output_fldmd): Likewise.
5078 (arm_output_epilogue): Likewise.
5079 * config/arm/arm.md (epilogue_insns): Update condition and code.
5081 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5082 Sameera Deshpande <sameera.deshpande@arm.com>
5083 Greta Yorsh <greta.yorsh@arm.com>
5085 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
5086 * config/arm/arm.c (thumb2_expand_return): New function.
5087 * config/arm/arm.md (return): Update condition and code.
5089 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5090 Sameera Deshpande <sameera.deshpande@arm.com>
5091 Greta Yorsh <greta.yorsh@arm.com>
5093 * config/arm/arm-protos.h (output_return_instruction): New parameter
5094 and int to bool change of parameter types.
5095 * config/arm/arm.c (output_return_instruction): Likewise.
5096 * config/arm/arm.md (arm_simple_return): New pattern.
5097 (arm_return, cond_return, cond_return_inverted): Add new arguments.
5098 * config/arm/thumb2.md (thumb2_return): Update condition and code.
5100 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5101 Sameera Deshpande <sameera.deshpande@arm.com>
5102 Greta Yorsh <greta.yorsh@arm.com>
5104 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
5105 * config/arm/arm.c (arm_expand_epilogue): New function.
5106 * config/arm/arm.md (epilogue): Update condition and code.
5107 (sibcall_epilogue): Likewise.
5109 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5110 Sameera Deshpande <sameera.deshpande@arm.com>
5111 Greta Yorsh <greta.yorsh@arm.com>
5113 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
5114 * config/arm/arm.md (arm_addsi3) Add an alternative.
5116 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5117 Sameera Deshpande <sameera.deshpande@arm.com>
5118 Greta Yorsh <greta.yorsh@arm.com>
5120 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
5121 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
5122 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
5124 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5125 Sameera Deshpande <sameera.deshpande@arm.com>
5126 Greta Yorsh <greta.yorsh@arm.com>
5128 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
5129 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
5130 (pop_multiple_with_return, ldr_with_return) Likewise.
5131 * config/arm/predicates.md (pop_multiple_return) New special predicate.
5132 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
5133 * config/arm/arm.c (arm_output_multireg_pop) New function.
5134 (arm_emit_multi_reg_pop): New function.
5136 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
5138 * config/arm/arm.c (ldm_stm_operation_p): Require SP
5139 as base register for loads if SP is in the register list.
5141 2012-06-18 Richard Guenther <rguenther@suse.de>
5143 PR tree-optimization/53693
5144 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
5145 Reject operands with more than one use.
5147 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
5149 PR tree-optimization/53703
5150 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
5151 correctly set bb_for_def[12].
5153 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
5155 * config/vax/vax.h (VMS_TARGET): Remove.
5157 2012-06-18 Richard Guenther <rguenther@suse.de>
5159 * tree-vrp.c (extract_range_from_assert): Split out range
5161 (intersect_ranges): New function.
5162 (vrp_intersect_ranges): Likewise.
5164 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5166 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
5169 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
5171 * doc/md.texi: Document int iterators.
5172 * read-rtl.c (ints): New iterator group.
5173 (find_int): Int iterator group callback.
5174 (apply_int_iterator): Likewise.
5175 (apply_iterators): Traverse int iterator table and add all the used
5177 (initialize_iterators): Initialize data structures and callbacks for
5179 (read_rtx): Parse and read mappings for int iterators.
5180 (read_rtx_code): Record int iterator usage.
5182 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
5185 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
5186 performing an addition.
5188 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5190 * output.h (split_double): Move prototype to rtl.h.
5191 (constructor_static_from_elts_p): Move prototype to tree.c.
5192 * rtl.h (split_double): Moved here from output.h.
5193 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
5194 * final.c (split_double): Move from here ...
5195 * rtlanal.c (split_double): ... to here.
5196 * expr.c: Do not include output.h.
5198 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5200 * cfglayout.h: Remove.
5201 * cfglayout.c: Remove.
5202 * function.h (struct function): Remove x_last_location field.
5203 * function.c: Do not include cfglayout.h.
5204 (expand_function_start): Do not call no-op force_next_line_note.
5205 (expand_function_end): Likewise.
5206 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
5207 (unlink_insn_chain): Moved here from cfglayout.c.
5208 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
5209 into_cfg_layout_mode, outof_cfg_layout_mode,
5210 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
5211 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
5212 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
5213 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
5214 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
5215 cfg_layout_finalize): Likewise.
5216 (rtl_can_remove_branch_p): Likewise.
5217 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
5218 (duplicate_insn_chain): Likewise.
5219 (force_next_line_note): Remove prototype.
5220 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
5221 (last_location): Remove #define to emit.x_last_location.
5222 (force_next_line_note): Remove no-op function.
5223 (init_emit): Don't set x_last_location.
5224 (block_locators_locs, block_locators_blocks, locations_locators_locs,
5225 locations_locators_vals, prologue_locator, epilogue_locator,
5226 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5227 Move POD to here from cfglayout.c.
5228 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
5229 set_curr_insn_source_location, get_curr_insn_source_location,
5230 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
5231 locator_scope, insn_scope, locator_location, locator_line, insn_line,
5232 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
5233 * cfghooks.h: Remove double-include protection.
5234 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
5235 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
5236 * final.c: Do not include cfglayout.h.
5237 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
5238 (reemit_insn_block_notes): Likewise. Make static.
5239 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
5240 operation_could_trap_p, tree_could_throw_p): Move from here...
5241 * tree.h: ... to here.
5242 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
5243 * profile.c: Do not include cfghooks.h.
5244 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
5245 * modulo-sched.c: Likewise.
5246 * loop-unswitch.c: Do not include cfglayout.h.
5247 * sched-ebb.c: Likewise.
5248 * tracer.c: Likewise.
5250 * tree-vect-loop-manip.c: Likewise.
5251 * loop-init.c: Likewise.
5252 * dwarf2out.c: Likewise.
5253 * hw-doloop.c: Likewise.
5254 * loop-unroll.c: Likewise.
5255 * cfgcleanup.c: Likewise.
5256 * bb-reorder.c: Likewise.
5257 * sched-rgn.c: Likewise.
5258 * tree-cfg.c: Likewise.
5259 * config/alpha/alpha.c: Likewise.
5260 * config/spu/spu.c: Likewise.
5261 * config/sparc/sparc.c: Likewise.
5262 * config/sh/sh.c: Likewise.
5263 * config/c6x/c6x.c: Likewise.
5264 * config/ia64/ia64.c: Likewise.
5265 * config/rs6000/rs6000.c: Likewise.
5266 * config/score/score.c: Likewise.
5267 * config/mips/mips.c: Likewise.
5268 * config/bfin/bfin.c: Likewise.
5269 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
5270 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
5271 * config/spu/t-spu-elf (spu.o: $): Likewise.
5272 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
5274 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5276 * cfgloop.h: Do not include rtl.h.
5277 (enum iv_extend_code): New.
5278 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
5279 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
5280 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
5281 an IV_EXTEND_CODE to an RTX_CODE.
5282 (dump_iv_info): Update for rtx_iv field type change.
5283 (iv_constant): Likewise.
5284 (iv_subreg): Likewise.
5285 (iv_extend): Likewise.
5288 (iv_mult): Likewise.
5289 (iv_shift): Likewise.
5290 (get_biv_step_1): Likewise.
5291 (get_biv_step): Likewise.
5292 (iv_analyze_biv): Likewise.
5293 (get_iv_value): Likewise.
5294 (shorten_into_mode): Likewise.
5295 (canonicalize_iv_subregs): Likewise.
5296 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
5297 of MAY_HAVE_DEBUG_INSNS.
5298 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
5299 * tree-ssa-loop-prefetch.c: Likewise.
5301 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5303 * expmed.c (ceil_log2): Move from here...
5304 * hwint.c: ... to here for older GCCs...
5305 * hwint.h: ... and here for newer GCCs.
5306 * rtl.h (ceil_log2): Remove prototype.
5308 * tree-phinodes.c: Do not include rtl.h.
5309 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
5311 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5313 * config/cris/cris.h (TARGET_ELF): Remove.
5314 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
5315 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
5316 (LOCAL_LABEL_PREFIX): Likewise.
5317 * config/cris/cris.c (cris_target_asm_named_section): Remove.
5318 (cris_option_override): Simpify using TARGET_ELF==1.
5319 (cris_file_start): Likewise.
5320 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
5322 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
5324 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
5326 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
5329 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
5331 2012-06-15 Easwaran Raman <eraman@google.com>
5333 * passes.c (init_optimization_passes): Remove pass_call_cdce
5334 from its current position and insert after pass_dce.
5336 2012-06-15 Walter Lee <walt@tilera.com>
5338 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
5340 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
5342 * arm.c (note_invalid_constants): Don't return a result.
5343 (arm_memory_load_p): Delete function.
5344 (arm_const_double_rtx): Delete iterator variable i;
5345 (fp_immediate_constant): Likewise.
5346 (fp_const_from_val): Likewise.
5348 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
5350 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
5353 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
5354 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
5356 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
5358 * config/avr/avr.c (avr_default_expand_builtin): New function.
5359 (avr_expand_builtin): Use it.
5360 (avr_expand_unop_builtin): Remove.
5361 (avr_expand_binop_builtin): Remove.
5362 (avr_expand_triop_builtin): Remove.
5364 2012-06-15 Michael Matz <matz@suse.de>
5367 * cfgexpand.c (add_alias_set_conflicts): Remove.
5368 (expand_used_vars): Don't call it.
5369 (aggregate_contains_union_type): Remove.
5370 * function.c (n_temp_slots_in_use): New static data.
5371 (make_slot_available, assign_stack_temp_for_type): Update it.
5372 (init_temp_slots): Zero it.
5373 (remove_unused_temp_slot_addresses): Use it for quicker removal.
5374 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
5376 2012-06-15 Michael Matz <matz@suse.de>
5378 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
5379 argument, don't emit assign statement if value is directly usable.
5380 (gimplify_expr): Adjust.
5382 2012-06-15 Michael Matz <matz@suse.de>
5384 * gimplify.c (gimplify_modify_expr): Fold generated statements.
5385 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
5387 2012-06-15 Richard Guenther <rguenther@suse.de>
5389 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
5390 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
5391 we assert for in set_value_range to VR_VARYING.
5393 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
5395 * arm.md (addsf3, adddf3): Use s_register_operand.
5396 (subsf3, subdf3): Likewise.
5397 (mulsf3, muldf3): Likewise.
5398 (difsf3, divdf3): Likewise.
5399 (movsfcc, movdfcc): Likewise.
5400 * predicates.md (f_register_operand): Delete.
5401 (arm_float_rhs_operand): Delete.
5402 (arm_float_add_operand): Delete.
5403 (arm_float_compare_operand): Use s_register_operand when
5405 (cirrus_register_operand): Delete.
5406 (cirrus_fp_register): Delete.
5407 (cirrus_shift_const): Delete.
5408 (cmpdi_operand): Remove Maverick support.
5409 * constraints.md (f, v, H): Delete constraints.
5410 (G): Update documentation.
5411 * arm.c (fp_consts_inited): Convert to bool.
5412 (strings_fp): Delete.
5413 (values_fp): Delete.
5414 (value_fp0): New variable.
5415 (init_fp_table): Simplify logic.
5416 (arm_const_double_rtx): Likewise.
5417 (fp_immediate_constant): Likewise.
5418 (fp_const_from_val): Likewise.
5419 (neg_const_double_rtx_ok_for_fpa): Delete.
5420 * doc/md.texi (ARM constraints): Update documentation.
5422 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
5424 PR tree-optimization/53636
5425 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
5426 stride when doing basic-block vectorization.
5428 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5430 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
5433 2012-06-15 Jakub Jelinek <jakub@redhat.com>
5435 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
5436 allocate and free bbs array for the SLP case.
5438 PR tree-optimization/51581
5439 * expr.h (choose_multiplier): New prototype.
5440 * expmed.c (choose_multiplier): No longer static.
5441 Change multiplier_ptr from rtx * to UHWI *.
5442 (expand_divmod): Adjust callers.
5443 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
5444 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
5445 argument to new_stmt_vec_info. Attempt to optimize also divisions
5446 by non-pow2 constants if integer vector division isn't supported.
5447 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
5448 don't look at pattern stmts and sequences.
5450 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
5453 * common.opt (-fdelete-dead-exceptions): New switch.
5454 * doc/invoke.texi (Code Gen Options): Document it.
5455 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
5456 insn_could_throw_p predicate. Do not skip an insn that could throw
5457 if dead exceptions can be deleted.
5458 (insn_live_p): Likewise, do not return true in that case.
5459 * dce.c (can_alter_cfg): New flag.
5460 (deletable_insn_p): Do not return false for an insn that can throw if
5461 the CFG can be altered and dead exceptions can be deleted.
5462 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
5463 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
5464 predicate. Do not preserve an insn that could throw if dead exceptions
5466 * function.h (struct function): Add can_delete_dead_exceptions flag.
5467 * function.c (allocate_struct_function): Set it.
5468 * lto-streamer-in.c (input_struct_function_base): Stream it.
5469 * lto-streamer-out.c (input_struct_function_base): Likewise.
5470 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
5471 statement that could throw as necessary if dead exceptions can be
5474 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
5476 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
5478 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
5481 * config/sh/sh.md: Add peephole for swapbsi2.
5482 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
5484 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
5486 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
5487 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
5489 2012-06-14 Jakub Jelinek <jakub@redhat.com>
5492 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
5494 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
5496 * arm.c (arm_cirrus_insn_p): Delete.
5497 (cirrus_reorg): Delete.
5498 (arm_reorg): Don't call cirrus_reorg.
5499 (arm_final_prescan_insn_p): Don't check for cirrus insns.
5500 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
5501 (adddi3, subdi3): Remove Maverick support.
5502 (arm_adddi3): Likewise.
5503 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
5504 (addsf3, adddf3): Likewise.
5505 (subsf3, subdf3): Likewise.
5506 (mulsf3, muldf3): Likewise.
5507 (ashldi3, ashrdi3, lshrdi3): Likewise.
5508 (floatsisf2, floatsidf2): Likewise.
5509 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
5510 (arm_movdi, thumb1_movdi_insn): Likewise.
5511 (arm_cmpdi_insn): Likewise.
5512 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
5513 (cirrus.md): Don't include.
5514 * cirrus.md: Delete file.
5515 * t-arm (MD_INCLUDES): Remove cirrus.md.
5517 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
5519 * dwarf2out.c (function_possibly_abstracted_p): New static function.
5520 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
5521 cgraph_function_possibly_inlined_p.
5522 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
5523 (process_scope_var): Do not emit concrete instances of abstracted
5524 nested functions from here.
5525 (gen_decl_die): Emit the abstract instance if the function is possibly
5526 abstracted and not only possibly inlined.
5527 (dwarf2out_finish): Find the first non-abstract parent instance and
5528 attach concrete instances on the limbo list to it.
5530 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
5532 * arm.md (divsf3, divdf3): Remove FPA support.
5533 (negsf2, negdf2): Likewise.
5534 (sqrtsf2, sqrtdf2): Likewise.
5535 (movdfcc): Likewise.
5536 (modsf3, moddf3, movxf): Delete.
5537 (push_fp_multi): Delete.
5538 (fpa.md): Don't include it.
5539 * fpa.md: Delete file.
5540 * t-arm (MD_INCLUDES): Remove fpa.md.
5542 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
5544 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
5545 (cost_for_stmt): Remove decl.
5546 (vect_get_single_scalar_iteration_cost): Correct typo in name.
5547 * tree-vect-loop.c (vect_get_cost): Remove.
5548 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
5549 vect_get_stmt_cost rather than vect_get_cost.
5550 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
5552 (vect_estimate_min_profitable_iters): Correct typo in call to
5553 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
5555 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
5557 (vect_model_induction_cost): Likewise.
5558 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
5559 typo in call to vect_get_single_scalar_iteration_cost.
5560 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
5561 (cost_for_stmt): Remove unnecessary function.
5562 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
5564 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
5566 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
5567 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
5568 * arm-tables.opt: Regenerated.
5569 * doc/invoke.texi: Remove references to deleted options.
5571 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
5573 * config/h8300/genmova.sh: Modified to add offset bits of
5574 mova/Sz assembly instruction for memory access.
5575 * config/h8300/h8300.c: Likewise.
5576 * config/h8300/mova.md: Likewise.
5578 2012-06-12 Christian Bruel <christian.bruel@st.com>
5581 * config/sh/sh.c (sh_option_override): Don't force
5582 flag_omit_frame_pointer and maccumulate_outgoing_args.
5583 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
5585 2012-06-14 Richard Guenther <rguenther@suse.de>
5587 * tree-vrp.c (VR_INITIALIZER): New define.
5588 (ranges_from_anti_range): New function.
5589 (extract_range_from_binary_expr_1): Decompose operations on
5590 VR_ANTI_RANGEs to operations on VR_RANGE.
5591 (extract_range_from_unary_expr_1): Likewise.
5592 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
5593 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
5594 extract_range_from_cond_expr, adjust_range_with_scev,
5595 vrp_visit_assignment_or_call, vrp_visit_phi_node,
5596 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
5598 2012-06-13 Richard Henderson <rth@redhat.com>
5600 * hwint.h (HOST_WIDEST_INT_C): New.
5601 (HOST_WIDE_INT_C): New.
5602 (HOST_WIDE_INT_1): Use it.
5603 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
5605 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
5608 * var-tracking.c: Include alias.h.
5609 (overlapping_mems): New struct.
5610 (drop_overlapping_mem_locs): New.
5611 (clobber_overlapping_mems): New.
5612 (var_mem_delete_and_set, var_mem_delete): Call it.
5613 (val_bind): Likewise, but only if modified.
5614 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
5615 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
5617 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
5620 * var-tracking.c (loc_exp_dep_pool): New.
5621 (vt_emit_notes): Create and release the pool.
5622 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
5623 (emit_notes_in_bb): Likewise.
5624 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
5625 (notify_dependents_of_changed_value): Likewise.
5626 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
5627 variables don't have a VAR_LOC_DEP_LST.
5628 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
5629 VALUEs or MEMs of VALUEs.
5631 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
5635 * dce.c (word_dce_process_block): Insert debug temps only if the
5637 (dce_process_block): Likewise, and if debug.used is not empty,
5638 and only after iterating over all DEFs that might mark the insn.
5640 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
5642 * common.opt (ftree-coalesce-inlined-vars): New.
5643 (ftree-coalesce-vars): New.
5644 * doc/invoke.texi: Document them.
5645 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5648 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
5650 * read-rtl.c (mapping): Remove index field. Add current_value field.
5651 Define heap vectors.
5652 (iterator_group): Fix long line. Remove num_builtins field and
5653 uses_iterator fields. Make apply_iterator take a void * parameter.
5654 (iterator_use, atttribute_use): New structures.
5655 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
5656 (current_iterators, iterator_uses, attribute_uses): New variables.
5657 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
5658 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
5659 (map_attr_string, apply_iterator_to_string): Remove iterator
5660 and value parameters. Look through all current iterator values
5661 for a matching attribute.
5662 (mode_attr_index, apply_mode_maps): Delete.
5663 (apply_iterator_to_rtx): Replace with...
5664 (copy_rtx_for_iterators): ...this new function.
5665 (uses_iterator_p, apply_iterator_traverse): Delete.
5666 (apply_attribute_uses, add_current_iterators, apply_iterators): New
5668 (add_mapping): Remove index field. Set current_value field.
5669 (initialize_iterators): Don't set num_builtins and uses_iterator_p
5671 (find_iterator): Delete.
5672 (record_iterator_use, record_attribute_use): New functions.
5673 (record_potential_iterator_use): New function.
5674 (check_code_iterator): Remove handling of bellwether codes.
5675 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
5676 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
5677 parameter. Use the first code iterator value instead of the
5678 bellwether_codes array. Use record_potential_iterator_use for modes.
5680 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
5683 * config/sh/sh.md (bswapsi2): New expander.
5684 (swapbsi2): New insn.
5686 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
5689 * config/i386/i386.c (ix86_tune_cost): New variable.
5690 (ix86_option_override_internal): Set ix86_tune_cost. Use
5691 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
5692 l1_cache_size and l2_cache_size.
5694 2012-06-13 Richard Guenther <rguenther@suse.de>
5696 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
5697 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
5698 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
5699 VR_ANTI_RANGE with VR_ANTI_RANGE.
5701 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
5703 * config.gcc (unsupported): Move obsoleted FPA-based configurations
5705 (obsolete): ... here.
5706 (arm*-*-freebsd*): Remove.
5707 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
5708 (arm*-*-uclinux*): Likewise.
5709 (arm*-*-ecos-elf): Remove.
5710 (arm*-*-rtems*): Remove.
5711 (arm*-*-elf): Remove.
5712 (arm*-wince-pe*): Remove.
5713 (arm, --with-fpu): Remove support for fpa and Maverick variants.
5714 * arm/ecos-elf.h: Delete.
5715 * arm/t-strongarm-elf: Delete.
5716 * arm/rtems-elf.h: Delete.
5717 * arm/wince-pe.h: Delete.
5720 * arm/t-wince-pe: Delete.
5722 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
5724 PR tree-optimization/53647
5725 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
5726 targets with no defined cache line size.
5728 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
5730 * targhooks.c (default_builtin_vectorized_conversion): Handle
5731 vec_construct, using vectype to base cost on subparts.
5732 * target.h (enum vect_cost_for_stmt): Add vec_construct.
5733 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
5734 instead of scalar_to-vec.
5735 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5736 vec_construct in same way as default for now.
5737 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5738 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
5739 Handle vec_construct, including special case for 32-bit loads.
5741 2012-06-13 Xinyu Qi <xyqi@marvell.com>
5743 * config/arm/arm.c (FL_IWMMXT2): New define.
5744 (arm_arch_iwmmxt2): New variable.
5745 (arm_option_override): Enable use of iWMMXt with VFP.
5746 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
5747 Thumb mode. Set arm_arch_iwmmxt2.
5748 (arm_expand_binop_builtin): Accept VOIDmode op.
5749 (enum arm_builtins): Revise built-in fcode.
5750 (IWMMXT2_BUILTIN): New define.
5751 (IWMMXT2_BUILTIN2): Likewise.
5752 (iwmmx2_mbuiltin): Likewise.
5753 (builtin_description bdesc_2arg): Revise built in declaration.
5754 (builtin_description bdesc_1arg): Likewise.
5755 (arm_init_iwmmxt_builtins): Revise built in initialization.
5756 (arm_expand_builtin): Revise built in expansion.
5757 (arm_output_iwmmxt_shift_immediate): New function.
5758 (arm_output_iwmmxt_tinsr): Likewise.
5759 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
5760 (arm_output_iwmmxt_tinsr): Likewise.
5761 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
5762 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
5763 (rorv4hi3, rorv2si3, rordi3): Likewise.
5764 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
5765 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
5766 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
5767 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
5768 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
5769 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
5770 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
5771 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
5772 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
5773 (ror<mode>3, ror<mode>3_di): Likewise.
5774 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
5775 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
5776 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
5777 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
5778 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
5779 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
5780 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
5781 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
5782 (All instruction patterns): Add wtype attribute.
5783 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
5784 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
5785 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
5786 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
5787 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
5788 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
5789 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
5790 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
5791 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
5792 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
5793 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
5794 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
5795 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
5796 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
5797 (iwmmxt2.md): Include.
5798 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
5799 (TARGET_IWMMXT2): New define.
5800 (TARGET_REALLY_IWMMXT2): Likewise.
5801 (arm_arch_iwmmxt2): Declare.
5802 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
5803 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
5804 Use C name-mangling for intrinsics.
5806 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
5807 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
5808 (_m_from_int): Likewise.
5809 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
5810 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
5811 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
5812 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
5813 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
5814 (_mm_tbcst_pi32): Likewise.
5815 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
5816 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
5817 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
5818 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
5819 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
5820 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
5821 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
5822 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
5823 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
5824 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
5825 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
5826 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
5827 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
5828 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
5829 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
5830 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
5831 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
5832 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
5833 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
5834 (_m_to_int): New define.
5835 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
5836 * config/arm/arm-arches.def (iwmmxt2): Likewise.
5837 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
5839 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
5840 (arch): Add "iwmmxt2".
5841 (arch_enabled): Handle "iwmmxt2".
5842 (wtype): New attribute.
5843 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
5844 (UNSPEC_WALIGNI): New unspec.
5845 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
5846 * config/arm/iterators.md (VMMX2): New mode_iterator.
5847 * config/arm/marvell-f-iwmmxt.md: New file.
5848 * config/arm/iwmmxt2.md: New file.
5850 2012-06-12 Jakub Jelinek <jakub@redhat.com>
5855 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
5856 if type isn't complete.
5858 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
5860 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
5862 2012-06-12 Richard Henderson <rth@redhat.com>
5864 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
5865 iterator instead of INT.
5867 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
5869 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
5870 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
5872 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
5873 (tree_ssa_phiopt): Call gate_hoist_loads.
5874 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
5875 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
5876 hoist_adjacent_loads.
5877 (local_mem_dependence): New function.
5878 (hoist_adjacent_loads): Likewise.
5879 (gate_hoist_loads): Likewise.
5880 * common.opt (fhoist-adjacent-loads): New switch.
5881 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
5883 2012-06-12 Michael Matz <matz@suse.de>
5885 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
5886 (nonoverlapping_memrefs_p): Don't call it here ...
5887 (true_dependence_1): ... but here.
5889 2012-06-12 Richard Guenther <rguenther@suse.de>
5891 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
5892 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
5893 and MEM_SIZE only refines it. Reflect that and be less conservative
5894 if either of the latter is not known.
5896 2012-06-12 Jakub Jelinek <jakub@redhat.com>
5898 PR rtl-optimization/53589
5899 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
5900 discovery even when e->dest != target. If any LABEL_REF points
5901 to e->dest label, redirect it to target's label.
5903 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
5905 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
5906 condition for generating REG_FRAME_RELATED_EXPR note.
5907 (pop): Add code for generating REG_CFA_RESTORE,
5908 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
5909 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
5910 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
5912 2012-06-11 Richard Henderson <rth@redhat.com>
5914 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
5915 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
5917 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
5919 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
5921 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
5922 Mention that this hook needs to be defined for native TLS.
5923 * doc/tm.texi: Regenerate.
5925 2012-06-11 Mike Stump <mikestump@comcast.net>
5927 * emit-rtl.c (init_emit_once): Iterate through the
5928 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
5929 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
5930 all the MIN_MODE_PARTIAL_INT modes anymore.
5932 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
5934 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
5936 2012-06-11 Roland McGrath <mcgrathr@google.com>
5938 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
5939 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
5940 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
5943 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
5946 * config/sh/sh.md (fmasf4): New expander.
5947 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
5948 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
5949 * config/sh/sh.opt (mfused-madd): Remove.
5950 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
5951 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
5952 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
5954 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
5957 2012-06-11 Richard Henderson <rth@redhat.com>
5959 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
5961 2012-06-11 Richard Guenther <rguenther@suse.de>
5964 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
5965 replace it with the first non-BLOCK context.
5967 2012-06-11 Richard Guenther <rguenther@suse.de>
5969 * alias.c (aliases_everything_p): Remove.
5970 (DIFFERENT_ALIAS_SETS_P): Likewise.
5971 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
5972 Do not use aliases_everything_p or special-case ANDs. Do not
5973 special-case BLKmode moves.
5974 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
5977 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
5979 Fix CRIS build errors with --enable-build-with-cxx.
5980 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
5981 variable "and" to "andop".
5982 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
5983 temporary variable for memory model, passing C++-type-correct
5984 parameter type to expand_mem_thread_fence.
5985 ("atomic_compare_and_swap<mode>"): Ditto.
5987 2012-06-09 Richard Henderson <rth@redhat.com>
5990 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
5991 (pass_jump): Rename from pass_jump2.
5992 (execute_jump2, pass_jump2): New.
5993 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
5994 perform cfg cleanup here. Move the test of PUSH_ROUNDING
5995 and ACCUMULATE_OUTGOING_ARGS test...
5996 (gate_handle_stack_adjustments): ... here.
5997 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
5998 Place new pass_jump2 after pass_stack_adjustments.
5999 * tree-pass.h (pass_jump): Declare.
6001 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
6003 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
6006 2012-06-08 Richard Henderson <rth@redhat.com>
6009 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
6010 note to a clobber insn when no other insn is available.
6012 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
6014 * config/avr/avr.c (avr_case_values_threshold): Return 7.
6016 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
6018 * genhooks.c (main): Set progname.
6019 (emit_documentation): Remove variable found_start, always bail out
6020 when a place is missing.
6021 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
6023 2012-06-07 Jakub Jelinek <jakub@redhat.com>
6026 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
6027 call walk_gimple_seq_mod instead of walk_gimple_seq.
6028 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
6029 scan_omp_for, scan_omp_sections, scan_omp_single,
6030 execute_lower_omp): Adjust callers.
6031 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
6032 returns false, replace stmt with GIMPLE_NOP.
6033 (check_omp_nesting_restrictions): Instead of issuing warnings,
6034 issue errors and return false if any errors were reported.
6036 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
6038 * doc/invoke.texi (fconserve-space): Remove documentation.
6040 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
6042 * config/rs6000/rs6000-tables.opt: Regenerated.
6044 2012-06-06 Richard Guenther <rguenther@suse.de>
6046 PR tree-optimization/53081
6047 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
6048 (adjacent_dr_p): ... this and make it work for reads, too.
6049 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
6050 (struct partition_s): Change main_stmt to main_dr, add
6051 secondary_dr member.
6052 (build_size_arg_loc): Change to date data-reference and not
6054 (build_addr_arg_loc): New function split out from ...
6055 (generate_memset_builtin): ... here. Use it and simplify.
6056 (generate_memcpy_builtin): New function.
6057 (generate_code_for_partition): Adjust.
6058 (classify_partition): Streamline pattern detection. Detect memcpy.
6059 (ldist_gen): Adjust.
6060 (tree_loop_distribution): Adjust seed statements for memcpy
6063 2012-06-06 Matt Turner <mattst88@gmail.com>
6065 * config/arm/mmintrin.h (_mm_empty): New.
6068 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
6070 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
6071 * common.opt (fsched-pressure-algorithm=): Remove.
6072 * flag-types.h (sched_pressure_algorithm): Move to...
6073 * sched-int.h (sched_pressure_algorithm): ...here.
6074 * params.def (sched-pressure-algorithm): New param.
6075 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
6076 * common/config/s390/s390-common.c (s390_option_optimization_table):
6077 Remove OPT_fsched_pressure_algorithm_ entry.
6078 * config/s390/s390.c (s390_option_override): Set a default value for
6079 PARAM_SCHED_PRESSURE_ALGORITHM.
6081 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
6084 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
6085 doing an unsigned compare, make sure the second argument is not a
6087 (rs6000_emit_cmove): Don't allow floating point comparisons when
6088 generating ISEL moves.
6090 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
6092 * config/rs6000/e5500.md: New file.
6093 * config/rs6000/e6500.md: New file.
6094 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6096 (rs6000_option_override_internal): Altivec and Spe options not
6097 allowed with e5500. Spe options not allowed with e6500. Increase
6098 move inline limit for e5500 and e6500. Disable string instructions
6099 for e5500 and e6500. Enable branch targets alignment for e5500 and
6100 e6500. Initialize rs6000_cost for e5500 and e6500.
6101 (rs6000_adjust_cost): Add extra scheduling cycles between compare
6102 and brnach for e5500 and e6500.
6103 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
6104 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
6106 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
6107 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
6109 Include e5500.md and e6500.md.
6110 * config/rs6000/rs6000-opt.h (processor_type): Add
6111 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
6112 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
6113 (powerpc*-*-*): Add new cores e5500, e6500.
6114 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
6116 2012-06-05 Richard Guenther <rguenther@suse.de>
6118 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
6120 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
6123 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
6124 is used for x86_64-*-*.
6126 2012-06-05 Richard Guenther <rguenther@suse.de>
6128 PR tree-optimization/30442
6129 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
6130 vectorization stop analysis at the first stmt we cannot compute
6131 a data-reference for instead of giving up completely.
6133 2012-06-05 Richard Guenther <rguenther@suse.de>
6135 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
6136 (partition_alloc): Initialize it.
6137 (partition_has_writes): New function.
6138 (rdg_flag_uses): Adjust.
6139 (rdg_flag_vertex): Likewise.
6140 (rdg_flag_vertex_and_dependent): Likewise.
6141 (rdg_flag_loop_exits): Likewise.
6142 (build_rdg_partition_for_component): Likewise.
6143 (rdg_build_partitions): Likewise.
6145 2012-06-05 Richard Guenther <rguenther@suse.de>
6147 PR tree-optimization/53081
6148 * tree-loop-distribution.c (generate_memset_builtin): Handle all
6149 kinds of byte-sized stores.
6150 (classify_partition): Likewise.
6151 (tree_loop_distribution): Adjust seed statements used for
6152 !flag_tree_loop_distribution.
6154 2012-06-05 Alan Modra <amodra@gmail.com>
6156 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
6157 (rs6000_emit_prologue): Ensure register used for inline saves
6158 of vector regs is not the static chain register. Revise comment.
6160 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
6162 * doc/md.texi (Standard Pattern Names For Generation): Document
6165 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
6168 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
6170 2012-06-04 Jason Merrill <jason@redhat.com>
6172 * dwarf2out.c (is_unit_die): New.
6173 (copy_declaration_context, copy_ancestor_tree): Use it.
6174 (copy_decls_walk): Likewise.
6176 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
6179 * doc/invoke.texi (Wenum-compare): Update documentation.
6181 2012-06-04 Dodji Seketeli <dodji@redhat.com>
6183 PR preprocessor/53463
6184 * parser.c (cp_parser_assignment_expression): Use the location
6185 for the '=' as the default location for the expression.
6187 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
6190 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
6192 (altivec_stvlxl): Ditto.
6193 (altivec_stvrx): Ditto.
6194 (altivec_stvrxl): Ditto.
6196 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
6198 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
6199 (ira_uniform_class_p): New macro.
6201 * ira.c (setup_uniform_class_p): New function.
6202 (setup_allocno_and_important_classes): Call the function.
6203 (print_unform_and_important_classes): New function.
6204 (print_classes): Rename to print_translated_classes.
6205 (ira_debug_allocno_classes): Add call of
6206 print_unform_and_important_classes.
6208 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
6209 classes instead of pressure classes.
6211 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
6214 * trans-mem.c (expand_block_edges): Do not skip the first
6215 statement when resetting the BB.
6217 2012-06-04 Richard Guenther <rguenther@suse.de>
6219 * tree-data-ref.c (stores_from_loop): Remove.
6220 (stmt_with_adjacent_zero_store_dr_p): Likewise.
6221 (stores_zero_from_loop): Likewise.
6222 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
6223 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
6224 (adjacent_store_dr_p): New function.
6225 * tree-loop-distribution.c (generate_memset_builtin): Pass
6226 the RDG, use the already available data-reference.
6227 (generate_code_for_partition): Pass down RDG.
6228 (classify_partition): Inline parts of the former
6229 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
6230 (ldist_gen): Remember if there was any detected builtin and
6231 do less work if not and flag_tree_loop_distribution is not set.
6232 (tree_loop_distribution): Inline and fuse stores_from_loop
6233 and stores_zero_from_loop here.
6235 2012-06-04 Richard Guenther <rguenther@suse.de>
6238 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
6239 create new assembler names.
6241 2012-06-04 Richard Guenther <rguenther@suse.de>
6243 * tree-data-ref.c (struct rdg_vertex_info): Remove.
6244 (rdg_vertex_for_stmt): Simplify using gimple_uid.
6245 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
6246 hashtable. Record stmt data-references.
6247 (hash_stmt_vertex_info): Remove.
6248 (eq_stmt_vertex_info): Likewise.
6249 (hash_stmt_vertex_del): Likewise.
6250 (build_empty_rdg): Simplify.
6251 (build_rdg): Adjust.
6252 (free_rdg): Likewise.
6253 (ref_base_address): Remove.
6254 (have_similar_memory_accesses): Likewise.
6255 * tree-data-ref.h (create_rdg_vertices): Remove.
6256 (struct rdg_vertex): Add datarefs member.
6257 (RDGV_DATAREFS): New define.
6258 (RDG_DATAREFS): Likewise.
6259 (have_similar_memory_accesses): Remove.
6260 (rdg_has_similar_memory_accesses): Likewise.
6261 * tree-loop-distribution.c (ref_base_address): Re-implement here.
6262 (similar_memory_accesses): Re-implement using existing data-references.
6263 (tree_loop_distribution): Initialize stmt uids for the stmt to
6265 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
6266 access stmt vinfo for stmts in loop.
6268 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
6271 * config/m68k/m68k.md ("tablejump"): Fix check for
6272 CASE_VECTOR_PC_RELATIVE.
6274 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
6276 * output.h (merge_weak, assemble_alias,
6277 initializer_constant_valid_p,
6278 initializer_constant_valid_for_bitfield_p): Move protos from here...
6279 * tree.h: ... to here.
6280 * cgraphclones.c: Do not include output.h.
6281 * gimplify.c: Likewise.
6282 * reload.c: Likewise.
6283 * recog.c: Likewise.
6284 * tree-ssa-loop-ivopts.c: Likewise.
6285 * tree-switch-conversion.c: Likewise.
6286 * c-parser.c: Likewise.
6287 * c-typeck.c: Likewise.
6288 * Makefile.in: Fix dependencies.
6290 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
6293 * config/avr/avr-stdint.h: New file.
6294 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
6297 2012-06-04 Jakub Jelinek <jakub@redhat.com>
6299 PR tree-optimization/53550
6300 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
6301 is POINTER_TYPE_P, use sizetype as step type instead of type.
6303 2012-06-04 Richard Guenther <rguenther@suse.de>
6305 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
6306 (ref_base_address_1): Likewise.
6307 (remove_similar_memory_refs): Likewise.
6308 * tree-data-ref.h (remove_similar_memory_refs): Remove.
6309 * tree-loop-distribution.c (classify_partition): Do not classify
6310 as builtin if -ftree-loop-distribute-patterns is not enabled.
6311 (fuse_partitions_with_similar_memory_accesses): Inline ...
6312 (ldist_gen): ... here. Fuse all non-builtin partitions if
6313 -ftree-loop-distribution is not enabled. Properly return
6314 the number of created partitions. Do not update SSA form here but ...
6315 (tree_loop_distribution): ... once here for the whole function.
6316 Only walk innermost loops, constrain loops we consider here
6317 further. Do not call remove_similar_memory_refs.
6318 (distribute_loop): Do not check number of loop nodes here.
6320 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
6322 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
6324 2012-06-03 Martin Jambor <mjambor@suse.cz>
6326 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
6327 (ipa_get_jf_known_type_base_type): Likewise.
6328 (ipa_get_jf_known_type_component_type): Likewise.
6329 (ipa_get_jf_constant): Likewise.
6330 (ipa_get_jf_pass_through_formal_id): Likewise.
6331 (ipa_get_jf_pass_through_operation): Likewise.
6332 (ipa_get_jf_ancestor_offset): Likewise.
6333 (ipa_get_jf_ancestor_type): Likewise.
6334 (ipa_get_jf_ancestor_formal_id): Likewise.
6335 (ipa_get_jf_member_ptr_pfn): Likewise.
6336 * ipa-prop.c (ipa_set_jf_known_type): New function.
6337 (ipa_set_jf_constant): Likewise.
6338 (ipa_set_jf_simple_pass_through): Likewise.
6339 (ipa_set_jf_arith_pass_through): Likewise.
6340 (ipa_set_ancestor_jf): Likewise.
6341 (fill_member_ptr_cst_jump_function): Moved up and renamed to
6342 ipa_set_jf_member_ptr_cst.
6343 (detect_type_change_1): Use the new jump function creation functions.
6344 (compute_complex_assign_jump_func): Likewise.
6345 (compute_complex_ancestor_jump_func): Likewise.
6346 (compute_known_type_jump_func): Likewise.
6347 (compute_scalar_jump_functions): Likewise.
6348 (compute_pass_through_member_ptrs): Likewise.
6349 (determine_cst_member_ptr): Likewise.
6350 (combine_known_type_and_ancestor_jfs): Likewise.
6351 (try_make_edge_direct_simple_call): Likewise.
6352 (try_make_edge_direct_virtual_call): Likewise.
6353 (update_indirect_edges_after_inlining): Likewise.
6354 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
6355 access functions. Incorporat NOP_EXPR and BINFO handling from its
6357 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
6358 which was in its callers.
6359 (ipa_value_from_jfunc): Use jump function access functions. Some
6360 functionality moved to functions above.
6361 (propagate_vals_accross_ancestor): Likewise.
6362 (propagate_vals_accross_pass_through): Use jump function access
6364 (propagate_accross_jump_function): Likewise.
6365 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
6367 (inline_merge_summary): Likewise.
6369 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6371 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
6372 * config/pa/pa.c (pa_attr_length_millicode_call): Use
6373 MAX_PCREL17F_OFFSET instead of fixed offset.
6374 (pa_attr_length_call): Likewise.
6375 (pa_attr_length_indirect_call): Likewise.
6377 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
6380 * config/sh/sh.opt (mfsca, mfsrra): New options.
6381 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
6383 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
6384 (sinssf2, cossf2): Fold expanders to ...
6385 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
6386 TARGET_FSCA condition.
6387 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
6389 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
6390 -mno-fsca, -mfsrra, -mno-fsrra.
6392 2012-06-03 Matt Turner <mattst88@gmail.com>
6394 * config/mips/4600.md (r4700_imul_si): New.
6395 (r4700_imul_di): New.
6396 (r4700_fmul_single): New.
6397 (r4700_fmul_double): New.
6398 * config/mips/mips-cpus.def: Add r4700.
6399 * config/mips/mips.c: Likewise.
6400 * config/mips/mips.md: Likewise.
6401 * config/mips/mips-tables.opt: Regenerate.
6403 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
6405 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
6406 new function sparc_initial_elimination_offset.
6407 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
6409 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
6412 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
6414 * expmed.c (expand_mult, choose_multiplier): Change
6415 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
6416 * expr.c (convert_modes): Likewise.
6417 * explow.c (plus_constant): Likewise.
6418 * fixed-value.c (fixed_saturate1, fixed_saturate2)
6419 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
6420 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
6421 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
6422 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
6423 (do_fixed_shift, fixed_convert, fixed_convert)
6424 (fixed_convert_from_int, fixed_convert_from_int)
6425 (fixed_convert_from_real): Likewise.
6426 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
6427 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
6428 * varasm.c (output_constructor_bitfield): Likewise.
6429 * tree-vrp.c (register_edge_assert_for_2): Likewise.
6430 * double-int.c (rshift_double, lshift_double): Likewise.
6431 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
6433 * simplify-rtx.c (mode_signbit_p)
6434 (simplify_const_unary_operation, simplify_binary_operation_1)
6435 (simplify_immed_subreg): Likewise.
6436 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
6437 * tree-vect-generic.c (build_replicated_const): Likewise.
6438 * dbxout.c (stabstr_O): Likewise.
6439 * emit-rtl.c (immed_double_int_const, immed_double_const)
6440 (gen_lowpart_common, init_emit_once): Likewise.
6441 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
6442 (widest_int_cst_value, upper_bound_in_type): Likewise.
6443 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
6444 (fixup_unsigned_type): Likewise.
6445 * real.c (real_to_integer2, real_from_integer): Likewise.
6446 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
6447 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
6449 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
6452 * fold-const.c (fold_binary_loc): Refine previous change.
6454 2012-06-01 Olivier Hainque <hainque@adacore.com>
6456 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
6457 the "do {" part of the do-while(0) loop.
6459 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
6461 * config/i386/i386.c (x86_sched_reorder): New function.
6462 Added new function x86_sched_reorder.
6464 2012-06-01 Richard Guenther <rguenther@suse.de>
6466 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6468 (classify_partition): Likewise.
6470 2012-06-01 Richard Guenther <rguenther@suse.de>
6472 * tree-loop-distribution.c (enum partition_kind): New enum.
6473 (struct partition_s): Add kind and main_stmt members.
6474 (partition_alloc): Initialize kind to PKIND_NORMAL.
6475 (partition_builtin_p): New function.
6476 (copy_loop_before): Remove failure path and assert instead.
6477 (generate_loops_for_partition): Likewise.
6478 (generate_memset_zero): Fold into ...
6479 (generate_memset_builtin): ... this.
6480 (classify_partition): New function with code from
6481 can_generate_builtin and generate_builtin.
6482 (generate_builtin): Remove.
6483 (can_generate_builtin): Likewise.
6484 (fuse_partitions_with_similar_memory_accesses): Call
6485 partition_builtin_p instead of can_generate_builtin.
6486 (rdg_build_partitions): Do not call
6487 fuse_partitions_with_similar_memory_accesses here...
6488 (ldist_gen): ... but here after classifying all partitions.
6489 Remove failure path of generate_code_for_partition.
6490 (generate_code_for_partition): Generate code according
6491 to partition classification.
6493 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
6494 Jonathan Wakely <jwakely.gcc@gmail.com>
6497 * doc/invoke.texi (Warning Options): Explain purpose and differences
6498 between -Wmissing-prototypes and -Wmissing-declarations.
6500 2012-06-01 Christian Bruel <christian.bruel@st.com>
6502 * gcc.c (save_switch): Add user_p parameter.
6503 (read_specs): Likewise.
6504 (set_specs): Likewise.
6505 (validate_switches): Likewise.
6506 (validate_switches_from_spec): Likewise.
6507 (validate_all_switches): Pass on user_p parameter.
6508 (struct spec_list): Add user_p field.
6509 (struct switchstr): Add known field.
6510 (save_switch): Add known parameter.
6511 (INIT_STATIC_SPEC): Initialize user_p;
6512 (driver_unknown_option_callbac): call save_switch if
6513 OPT_SPECIAL_unknown.
6514 (driver_handle_option): Propagate OPT_specs.
6515 (do_spec_1): Set validated only if known.
6516 (check_live_switch): Likewise.
6517 (validate_switches): Set validated if known or user_spec.
6519 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
6521 Add CRIS atomic patterns for 1, 2, and 4 bytes.
6522 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
6523 * config/cris/cris-protos.h: Declare it.
6524 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
6525 (TARGET_DEFAULT): Add alignment by 32.
6526 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
6527 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
6528 TARGET_CPU_DEFAULT == 32.
6529 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
6530 * config/cris/cris.md: Include sync.md. Avoid allocating specific
6531 numbers by replacing the define_constants for all UNSPECs with the
6532 equivalent define_c_enum construct.
6533 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
6534 * config/cris/sync.md: New file.
6536 2012-05-31 Matt Turner <mattst88@gmail.com>
6538 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
6539 (r4600_imul_di): New.
6540 (r4600_idiv_si): Rename from r4600_idiv.
6541 (r4600_idiv_di): New.
6543 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
6545 * output.h (__gcc_host_wide_int__): Move to hwint.h.
6546 (decl_default_tls_model): Move to tree.h
6547 (dump_file): Move to system.h.
6548 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
6549 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
6550 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
6551 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
6552 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
6553 dbxout_stab_value_internal_label,
6554 dbxout_stab_value_internal_label_diff): Move from here ...
6555 * dbxout.h: ... to here.
6556 * system.h (dump_file): Moved here from output.h.
6557 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
6558 * tree.h (decl_default_tls_model): Moved here from output.h.
6559 * varasm.c (default_stabs_asm_out_destructor,
6560 default_stabs_asm_out_constructor): Move from here ...
6561 * dbxout.c: ... to here.
6563 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
6565 * collect2.h (dump_file): Rename to dump_ld_file.
6566 * collect2.c: Likewise.
6567 * tlink.c: Likewise.
6569 * alias.c: Do not include output.h.
6570 * auto-inc-dec.c: Likewise.
6571 * bt-load.c: Likewise.
6572 * caller-save.c: Likewise.
6574 * cfgbuild.c: Likewise.
6575 * cfgcleanup.c: Likewise.
6576 * cfglayout.c: Likewise.
6577 * cfgloop.c: Likewise.
6578 * cfgloopanal.c: Likewise.
6579 * cfgloopmanip.c: Likewise.
6580 * cfgrtl.c: Likewise.
6581 * cgraph.c: Likewise.
6582 * cgraphclones.c: Likewise.
6583 * combine-stack-adj.c: Likewise.
6584 * combine.c: Likewise.
6585 * cprop.c: Likewise.
6587 * cselib.c: Likewise.
6588 * dbgcnt.c: Likewise.
6589 * df-problems.c: Likewise.
6590 * df-scan.c: Likewise.
6591 * dojump.c: Likewise.
6592 * fwprop.c: Likewise.
6594 * graph.c: Likewise.
6595 * haifa-sched.c: Likewise.
6596 * hw-doloop.c: Likewise.
6597 * ipa-inline-transform.c: Likewise.
6598 * ipa-pure-const.c: Likewise.
6599 * ipa-reference.c: Likewise.
6600 * ipa-utils.c: Likewise.
6601 * ira-build.c: Likewise.
6602 * ira-emit.c: Likewise.
6604 * loop-doloop.c: Likewise.
6605 * loop-invariant.c: Likewise.
6606 * loop-iv.c: Likewise.
6607 * loop-unroll.c: Likewise.
6608 * loop-unswitch.c: Likewise.
6609 * lto-cgraph.c: Likewise.
6610 * lto-section-in.c: Likewise.
6611 * lto-streamer-in.c: Likewise.
6613 * mode-switching.c: Likewise.
6614 * postreload-gcse.c: Likewise.
6615 * postreload.c: Likewise.
6616 * predict.c: Likewise.
6617 * profile.c: Likewise.
6619 * reg-stack.c: Likewise.
6620 * regcprop.c: Likewise.
6621 * regmove.c: Likewise.
6622 * regstat.c: Likewise.
6623 * reload1.c: Likewise.
6624 * sched-ebb.c: Likewise.
6625 * sel-sched-dump.c: Likewise.
6626 * simplify-rtx.c: Likewise.
6627 * stor-layout.c: Likewise.
6628 * store-motion.c: Likewise.
6629 * tracer.c: Likewise.
6630 * tree-affine.c: Likewise.
6631 * tree-cfg.c: Likewise.
6632 * tree-cfgcleanup.c: Likewise.
6633 * tree-dfa.c: Likewise.
6634 * tree-into-ssa.c: Likewise.
6635 * tree-nomudflap.c: Likewise.
6636 * tree-optimize.c: Likewise.
6637 * tree-pretty-print.c: Likewise.
6638 * tree-profile.c: Likewise.
6639 * tree-ssa-address.c: Likewise.
6640 * tree-ssa-ccp.c: Likewise.
6641 * tree-ssa-copy.c: Likewise.
6642 * tree-ssa-dom.c: Likewise.
6643 * tree-ssa-loop-ch.c: Likewise.
6644 * tree-ssa-loop-im.c: Likewise.
6645 * tree-ssa-loop-manip.c: Likewise.
6646 * tree-ssa-loop-niter.c: Likewise.
6647 * tree-ssa-loop-prefetch.c: Likewise.
6648 * tree-ssa-loop-unswitch.c: Likewise.
6649 * tree-ssa-loop.c: Likewise.
6650 * tree-ssa-propagate.c: Likewise.
6651 * tree-ssa-structalias.c: Likewise.
6652 * tree-ssa-tail-merge.c: Likewise.
6653 * tree-ssa-threadedge.c: Likewise.
6654 * tree-ssa-threadupdate.c: Likewise.
6655 * tree-ssa-uncprop.c: Likewise.
6656 * tree-ssa-uninit.c: Likewise.
6657 * tree-ssa.c: Likewise.
6658 * value-prof.c: Likewise.
6659 * var-tracking.c: Likewise.
6662 * config/m32r/m32r.c: Include dbxout.h.
6663 * config/pa/pa.c: Likewise.
6664 * config/rs6000/rs6000.c: Likewise.
6666 * Makefile.in: Fix dependencies.
6667 * config/rs6000/t-rs5000: Likewise.
6669 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
6671 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
6672 * gimple.h (block_in_transaction): Check for flag_tm.
6674 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
6676 PR tree-optimization/52558
6677 * cfg.c (alloc_aux_for_edge): Fix comment.
6678 (alloc_aux_for_edge): Remove static.
6679 * basic-block.h (alloc_aux_for_edge): Protoize.
6680 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
6681 (execute_sm_if_changed_flag): New.
6682 (execute_sm_if_changed_flag_set): New.
6683 (execute_sm): Do not generate data races unless requested.
6684 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
6685 (tree_ssa_lim_finalize): Call free_aux_for_edges.
6686 * gimple.h (block_in_transaction): New.
6687 (gimple_in_transaction): Use block_in_transaction.
6689 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
6692 * config/avr/avr.opt (-msp8): Document it.
6693 * doc/invoke.texi (AVR Options): Ditto. And document related
6696 2012-05-31 Diego Novillo <dnovillo@google.com>
6698 * configure.ac (CXX_FOR_BUILD): Define and substitute.
6699 (BUILD_CXXFLAGS): Define and substitute.
6700 * Makefile.in (BUILD_CXXFLAGS): Define.
6701 (CXX_FOR_BUILD): Define.
6702 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
6703 (LINKER_FOR_BUILD): Likewise.
6704 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
6705 (BUILD_LINKERFLAGS): Likewise.
6706 * configure: Regenerate.
6708 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
6710 * Makefile.in: Fix many dependencies.
6711 * tree-profile.c: Don't include regs.h.
6712 * tree-vectorizer.c: Don't include cfglayout.h.
6713 * tree-vect-stmts.c: Likewise.
6714 * tree-vect-slp.c: Likewise.
6715 * tree-vect-loop.c: Likewise.
6716 * reg-stack.c: Likewise.
6717 * tree-ssa-loop-manip.c: Likewise.
6718 * toplev.c: Likewise.
6719 * varasm.c: Don't include cfglayout.h, basic-block.h,
6720 and tree-iterator.h.
6721 * tree-cfgcleanup.c: Don't include cfglayout.h.
6722 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
6723 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
6724 * cgraphclones.c: Don't include plugin.h.
6726 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
6728 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
6729 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
6730 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
6732 2012-05-31 Richard Guenther <rguenther@suse.de>
6734 * tree-loop-distribution.c (struct partition_s): New struct,
6735 typedef and vector type.
6736 (partition_alloc, partition_free): New functions.
6737 (generate_loops_for_partition, generate_builtin,
6738 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
6739 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
6740 build_rdg_partition_for_component, can_generate_builtin,
6741 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
6742 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
6743 number_of_rw_in_partition, partition_contains_all_rw,
6744 ldist_gen): Use partition_t instead of bitmap.
6746 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
6748 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
6749 * doc/avr-mmcu.texi: Regenerate.
6751 2012-05-31 Richard Guenther <rguenther@suse.de>
6753 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6754 Use FOR_EACH_SSA_DEF_OPERAND.
6755 (generate_builtin): Adjust.
6756 (stmt_generated_in_another_partition): Remove.
6757 (add_scalar_computations_to_partition): Likewise.
6758 (rdg_build_partitions): Do not call
6759 add_scalar_computations_to_partition.
6761 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
6763 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
6764 double ints throughout.
6765 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
6766 Check that the position of the field is representable as an integer.
6768 2012-05-31 Richard Guenther <rguenther@suse.de>
6770 * tree-data-ref.c (dr_analyze_innermost): Properly convert
6771 the MEM_REF offset to sizetype.
6773 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
6775 * doc/invoke.texi (AVR Options): Fix typos.
6777 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
6779 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
6781 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
6782 non-v32 into --march=v0_v10.
6784 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
6786 * ira-int.h (target_ira_int): Rename x_move_cost to
6787 x_ira_register_move_cost, x_may_move_in_cost to
6788 x_ira_may_move_in_cost and x_may_move_out_cost to
6789 x_ira_may_move_out_cost. Delete the old fields with
6790 those names and also x_ira_max_register_move_cost,
6791 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
6792 (move_cost, may_move_in_cost, may_move_out_cost)
6793 (ira_max_register_move_cost, ira_max_may_move_in_cost)
6794 (ira_max_may_move_out_cost): Delete.
6795 * ira.c (init_move_cost): Rename to...
6796 (ira_init_register_move_cost): ...this, deleting the old
6797 function with that name. Apply above variable renamings.
6798 Retain asserts for null fields.
6799 (ira_init_once): Don't initialize register move costs here.
6800 (free_register_move_costs): Apply above variable renamings.
6801 Remove code for deleted fields.
6803 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
6805 * ira.c (init_move_cost): Adjust choice of subclasses to match
6806 the current ira_init_register_move_cost choice. Use
6807 ira_class_subset_p instead of reg_class_subset_p.
6808 (ira_init_register_move_cost): Assert that move_cost,
6809 may_move_in_cost and may_move_out_cost already hold the desired
6810 values for their ira_* equivalents. For the latter two,
6811 ignore classes that can't store a register of the given mode.
6813 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
6815 * ira.c (setup_allocno_and_important_classes): Use
6816 ira_class_hard_regs_num to check whether a class has any
6817 allocatable registers.
6818 (ira_init_register_move_cost): Likewise.
6820 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
6822 * ira.c (init_move_cost): Adjust local variable names to match
6823 file conventions. Use ira_assert instead of gcc_assert.
6825 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
6827 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
6828 Move these definitions and associated target_globals fields to...
6829 * ira-int.h: ...here.
6830 * rtl.h (init_move_cost): Delete.
6831 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
6832 * ira.c: ...here, making the latter static.
6834 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
6836 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
6837 and ira_register_move_cost instead of init_move_cost and move_cost.
6839 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
6841 * ira.h (target_ira): Delete x_ira_available_class_regs.
6842 (ira_available_class_regs): Delete.
6843 * ira.c (setup_available_class_regs): Delete.
6844 (setup_alloc_classes): Don't call it.
6845 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
6846 ira_available_class_regs.
6847 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
6848 (model_spill_cost): Likewise.
6849 * ira-build.c (low_pressure_loop_node_p): Likewise.
6850 * ira-color.c (color_pass): Likewise.
6851 * ira-emit.c (change_loop): Likewise.
6852 * ira-lives.c (inc_register_pressure, dec_register_pressure)
6853 (single_reg_class, ira_implicitly_set_insn_hard_regs)
6854 (process_bb_node_lives): Likewise.
6855 * loop-invariant.c (gain_for_invariant): Likewise.
6857 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6860 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
6861 (pa_section_type_flags): New.
6862 (pa_legitimate_constant_p): Revert previous change.
6864 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
6866 * ira.c (allocate_initial_values): Make static.
6868 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
6870 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
6871 Generate tls_initial_exec_64_sun only when !TARGET_X32.
6873 2012-05-30 Richard Guenther <rguenther@suse.de>
6876 * fold-const.c (fold_binary_loc): Make sure to call
6877 fold_plusminus_mult_expr with the original sign of operands.
6879 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
6881 * Makefile.in: Fix many dependencies.
6882 (DWARF2_H): Depend on dwarf2.def.
6883 (RTL_ERROR_H): Depend on rtl-error.h.
6884 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
6885 all gimple-pretty-print.h and tree-pretty-print.h references.
6887 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
6889 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
6892 2012-05-30 Richard Guenther <rguenther@suse.de>
6895 * tree-emutls.c (gen_emutls_addr): Do not add globals to
6898 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
6900 * explow.c (probe_stack_range): Restore simple control flow and stop
6901 again when the probe cannot be generated if HAVE_check_stack.
6903 2012-05-30 Jakub Jelinek <jakub@redhat.com>
6905 PR rtl-optimization/53519
6906 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
6907 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
6909 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6911 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
6913 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
6916 * doc/tm.texi: Update.
6917 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
6918 * target.def (force_at_comp_dir): New hook.
6919 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
6920 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
6922 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
6924 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
6926 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
6927 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
6929 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
6932 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
6933 flag_unsafe_math_optimizations is set.
6934 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
6935 Update description of -mfused-madd.
6937 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
6940 * config/sh/predicates.md (atomic_arith_operand,
6941 atomic_logical_operand): New predicates.
6942 * config/sh/sh.c (sh_option_override): Check atomic options.
6943 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
6944 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
6945 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
6946 UNSUPPORTED_HARD_ATOMIC_CPU.
6947 * config/sh/sync.md: Update description comments.
6948 (I12): New mode iterator.
6949 (fetchop_predicate, fetchop_constraint): New code attributes.
6950 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
6951 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
6952 atomic_fetch_<fetchop_name>si_hard,
6953 atomic_fetch_<fetchop_name><mode>_hard,
6954 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
6955 atomic_<fetchop_name>_fetchsi_hard,
6956 atomic_<fetchop_name>_fetch<mode>_hard,
6957 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
6958 atomic_test_and_set_hard): New insns.
6959 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
6960 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
6961 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
6962 atomic_test_and_set_soft): Use same formatting for the first line of
6963 the asm block as in new insns above.
6964 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
6965 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
6966 atomic_test_and_set): Integrate new *_hard insns into expanders.
6967 * config/sh/sh.opt (mhard-atomic): New option.
6968 * doc/invoke.texi (SH Options): Document it.
6970 2012-05-29 Meador Inge <meadori@codesourcery.com>
6972 * c-decl.c (c_push_function_context): Always create a new language
6974 (c_pop_function_context): Clear the language function created in
6975 c_push_function_context.
6977 2012-05-29 Matt Turner <mattst88@gmail.com>
6979 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
6980 (define_bypass "ev6_fcmov"): New.
6982 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
6984 * integrate.c: Remove.
6985 * integrate.h: Remove.
6986 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
6987 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
6988 * config/rs6000/t-rs6000: Likewise
6989 * config/spu/t-spu-elf: Likewise.
6990 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
6991 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
6992 from integrate.h to here.
6993 (initial_value_entry): New prototype.
6994 * reload.h (allocate_initial_values): Remove prototype.
6995 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
6996 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
6998 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
6999 set_decl_abstract_flags, set_block_abstract_flags): Move from
7000 integrate.c to here, the only user.
7001 * expmed.c (extract_fixed_bit_field): Remove outdated comment
7003 * function.c: Don't include integrate.h.
7004 (struct initial_value_pair, struct initial_value_struct,
7005 get_hard_reg_initial_val, has_hard_reg_initial_val,
7006 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
7007 integrate.c to here.
7008 (initial_value_entry): New function.
7009 * genemit.c (main): Don't print integrate.h include line.
7010 * ira.c: Don't include integrate.h.
7011 (allocate_initial_values): Move from integrate.c to here.
7012 (ira): Update allocate_initial_values call.
7013 * tree-inline.c: Don't include integrate.h.
7014 (function_attribute_inlinable_p): Moved from integrate.c to here.
7015 * cfgexpand.c: Don't include integrate.h.
7016 * except.c: Likewise.
7017 * langhooks.c: Likewise.
7018 * passes.c: Likewise.
7019 * toplev.c: Likewise.
7020 * config/frv/frv.c: Likewise.
7021 * config/pa/pa.c: Likewise.
7022 * config/spu/spu.c: Likewise.
7023 * config/epiphany/epiphany.c: Likewise.
7024 * config/mep/mep.c: Likewise.
7025 * config/score/score.c: Likewise.
7026 * config/picochip/picochip.c: Likewise.
7027 * config/sh/sh.c: Likewise.
7028 * config/alpha/alpha.c: Likewise.
7029 * config/microblaze/microblaze.c: Likewise.
7030 * config/mips/mips.c: Likewise.
7031 * config/v850/v850.c: Likewise.
7032 * config/mmix/mmix.c: Likewise.
7033 * config/bfin/bfin.c: Likewise.
7034 * config/arm/arm.c: Likewise.
7035 * config/s390/s390.c: Likewise.
7036 * config/m32r/m32r.c: Likewise.
7037 * config/rs6000/rs6000.c: Likewise.
7038 * config/c6x/c6x.c: Include function.h instead of integrate.h.
7039 * config/tilegx/tilegx.c: Likewise.
7040 * config/tilepro/tilepro.c: Likewise.
7042 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
7044 * config/avr/t-avr (s-avr-mmcu-texi): Call
7045 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
7047 2012-05-29 Michael Matz <matz@suse.de>
7049 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
7050 assign_temp): Remove 'keep' argument.
7051 (mark_temp_addr_taken): Remove prototype.
7052 * tree.h (expand_decl): Remove prototype.
7053 * function.c (struct temp_slot): Remove addr_taken and keep member.
7054 (assign_stack_temp_for_type) Don't initialize above, remove
7056 (assign_stack_temp, assign_temp): Remove keep argument.
7057 (mark_temp_addr_taken): Remove.
7058 (preserve_temp_slots): Remove handling of addr_taken and keep members.
7059 (free_temp_slots): Ditto.
7060 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
7062 * stmt.c (expand_asm_operands): Remove dead code.
7063 (expand_decl): Remove.
7064 * c-decl.c (finish_struct): Don't call expand_decl.
7065 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
7066 and assign_stack_temp.
7067 * calls.c (save_fixed_argument_area, initialize_argument_information,
7068 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
7069 * expmed.c (extract_bit_field_1): Ditto.
7070 * expr.c (emit_group_load_1, emit_group_store,
7071 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
7072 store_field, expand_constructor, expand_cond_expr_using_cmove,
7073 expand_expr_real_2, expand_expr_real_1): Ditto.
7074 * stmt.c (expand_asm_operands, expand_return): Ditto.
7076 * function.c (pop_temp_slots): Call free_temp_slots.
7077 * calls.c (store_one_arg): Don't call preserve_temp_slots or
7079 * expr.c (expand_assignment): Don't call free_temp_slots.
7081 * config/arm/arm.c (neon_expand_vector_init): Ditto.
7082 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
7083 (ix86_expand_vector_extract): Ditto.
7084 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
7085 ia64_expand_movxf_movrf): Ditto.
7086 * config/mips/mips.c (mips_expand_vi_general): Ditto.
7087 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
7088 extendsfdf2): Ditto.
7089 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
7090 rs6000_expand_vector_set, rs6000_expand_vector_extract,
7091 rs6000_allocate_stack_temp): Ditto.
7092 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
7093 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
7094 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
7095 sparc_expand_vector_init): Ditto.
7097 2012-05-29 Michael Matz <matz@suse.de>
7099 * c-tree.h (c_expand_decl): Remove prototype.
7101 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
7103 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
7104 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
7105 COMPOUND_LITERAL_EXPR.
7106 * function.c (expand_function_start): Don't call expand_decl,
7107 instead assert that we have RTL assigned.
7108 * tree-ssa-live.c (remove_unused_locals): Clear
7109 nonlocal_goto_save_area if its backing variable is removed.
7110 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
7112 (expand_decl): Assert that this does nothing.
7113 * calls.c (expand_call): Don't call mark_temp_addr_taken.
7115 2012-05-29 Richard Guenther <rguenther@suse.de>
7117 PR tree-optimization/53516
7118 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
7120 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
7122 2012-05-29 Joseph Myers <joseph@codesourcery.com>
7124 * LANGUAGES: Fix typos.
7125 * Makefile.in: Fix typos.
7126 * alias.c: Fix typos.
7127 * auto-inc-dec.c: Fix typos.
7128 * bb-reorder.c: Fix typos.
7129 * cfgcleanup.c: Fix typos.
7130 * cgraph.c: Fix typos.
7131 * cgraph.h: Fix typos.
7132 * cgraphunit.c: Fix typos.
7133 * collect2-aix.h: Fix typos.
7134 * collect2.c: Fix typos.
7135 * compare-elim.c: Fix typos.
7136 * config/alpha/vms.h: Fix typos.
7137 * config/arm/README-interworking: Fix typos.
7138 * config/arm/arm.c: Fix typos.
7139 * config/arm/iterators.md: Fix typos.
7140 * config/arm/vxworks.h: Fix typos.
7141 * config/avr/avr.c: Fix typos.
7142 * config/avr/avr.h: Fix typos.
7143 * config/avr/avr.md: Fix typos.
7144 * config/avr/builtins.def: Fix typos.
7145 * config/c6x/c6x.c: Fix typos.
7146 * config/cr16/cr16.c: Fix typos.
7147 * config/cr16/cr16.md: Fix typos.
7148 * config/cris/cris.md: Fix typos.
7149 * config/darwin.c: Fix typos.
7150 * config/darwin.opt: Fix typos.
7151 * config/i386/i386-c.c: Fix typos.
7152 * config/i386/i386.c: Fix typos.
7153 * config/ia64/ia64.c: Fix typos.
7154 * config/m68k/cf.md: Fix typos.
7155 * config/mep/mep.c: Fix typos.
7156 * config/microblaze/microblaze.c: Fix typos.
7157 * config/microblaze/microblaze.h: Fix typos.
7158 * config/mn10300/mn10300.c: Fix typos.
7159 * config/mn10300/mn10300.md: Fix typos.
7160 * config/pa/pa.c: Fix typos.
7161 * config/picochip/picochip.h: Fix typos.
7162 * config/rs6000/a2.md: Fix typos.
7163 * config/rs6000/rs6000.c: Fix typos.
7164 * config/rs6000/vector.md: Fix typos.
7165 * config/rx/rx.md: Fix typos.
7166 * config/rx/rx.opt: Fix typos.
7167 * config/s390/2097.md: Fix typos.
7168 * config/s390/s390.c: Fix typos.
7169 * config/s390/s390.h: Fix typos.
7170 * config/sh/sh.c: Fix typos.
7171 * config/sh/sh.md: Fix typos.
7172 * config/sparc/sync.md: Fix typos.
7173 * config/spu/spu.c: Fix typos.
7174 * config/spu/spu.md: Fix typos.
7175 * config/vms/vms.c: Fix typos.
7176 * config/vxworks-dummy.h: Fix typos.
7177 * config/vxworks.h: Fix typos.
7178 * cselib.c: Fix typos.
7179 * df-scan.c: Fix typos.
7181 * doc/extend.texi: Fix typos.
7182 * doc/install.texi: Fix typos.
7183 * doc/invoke.texi: Fix typos.
7184 * doc/md.texi: Fix typos.
7185 * doc/plugins.texi: Fix typos.
7186 * doc/rtl.texi: Fix typos.
7188 * dwarf2asm.c: Fix typos.
7189 * dwarf2out.c: Fix typos.
7190 * except.h: Fix typos.
7191 * expr.c: Fix typos.
7192 * fold-const.c: Fix typos.
7194 * gcse.c: Fix typos.
7195 * genautomata.c: Fix typos.
7196 * gengtype-state.c: Fix typos.
7197 * gengtype.c: Fix typos.
7198 * genhooks.c: Fix typos.
7199 * gimple-fold.c: Fix typos.
7200 * gimple-pretty-print.c: Fix typos.
7201 * gimple.c: Fix typos.
7202 * gimple.h: Fix typos.
7203 * gimplify.c: Fix typos.
7204 * graphite-interchange.c: Fix typos.
7205 * graphite-sese-to-poly.c: Fix typos.
7206 * ifcvt.c: Fix typos.
7207 * input.c: Fix typos.
7208 * ipa-cp.c: Fix typos.
7209 * ipa-inline-analysis.c: Fix typos.
7210 * ipa-inline-transform.c: Fix typos.
7211 * ipa-inline.c: Fix typos.
7212 * ipa-pure-const.c: Fix typos.
7213 * ipa-ref.h: Fix typos.
7214 * ipa-reference.c: Fix typos.
7215 * ipa-utils.c: Fix typos.
7217 * ira-emit.c: Fix typos.
7218 * ira-lives.c: Fix typos.
7219 * lto-streamer.c: Fix typos.
7220 * lto-streamer.h: Fix typos.
7221 * lto-wrapper.c: Fix typos.
7223 * mode-switching.c: Fix typos.
7224 * modulo-sched.c: Fix typos.
7225 * plugin.c: Fix typos.
7226 * postreload.c: Fix typos.
7227 * sched-deps.c: Fix typos.
7228 * sel-sched-ir.c: Fix typos.
7229 * sel-sched-ir.h: Fix typos.
7230 * sel-sched.c: Fix typos.
7231 * sese.c: Fix typos.
7232 * stor-layout.c: Fix typos.
7233 * target-hooks-macros.h: Fix typos.
7234 * target.def: Fix typos.
7235 * trans-mem.c: Fix typos.
7236 * tree-eh.c: Fix typos.
7237 * tree-predcom.c: Fix typos.
7238 * tree-sra.c: Fix typos.
7239 * tree-ssa-address.c: Fix typos.
7240 * tree-ssa-loop-ivopts.c: Fix typos.
7241 * tree-ssa-loop-niter.c: Fix typos.
7242 * tree-ssa-math-opts.c: Fix typos.
7243 * tree-ssa-pre.c: Fix typos.
7244 * tree-ssa-propagate.c: Fix typos.
7245 * tree-ssa-reassoc.c: Fix typos.
7246 * tree-ssa-sccvn.c: Fix typos.
7247 * tree-ssa-ter.c: Fix typos.
7248 * tree-ssa-uninit.c: Fix typos.
7249 * tree-ssanames.c: Fix typos.
7250 * tree-vect-generic.c: Fix typos.
7251 * tree-vect-slp.c: Fix typos.
7252 * tree.c: Fix typos.
7253 * tree.h: Fix typos.
7254 * varasm.c: Fix typos.
7255 * varpool.c: Fix typos.
7257 2012-05-29 Joseph Myers <joseph@codesourcery.com>
7259 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
7261 2012-05-29 Richard Guenther <rguenther@suse.de>
7263 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
7265 (add_referenced_var_1): Re-organize. Assert we are not
7267 (remove_referenced_var): Likewise.
7268 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
7269 * tree-mudflap.c (execute_mudflap_function_ops): Do not
7270 call add_referenced_var on globals.
7271 * matrix-reorg.c (transform_access_sites): Likewise.
7273 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
7275 * alias.c (reg_known_value): Make this a VEC.
7276 (reg_known_equiv_p): Make this an sbitmap.
7277 (reg_known_value_size): Remove.
7278 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
7279 set_reg_known_equiv_p): Update for reg_known_value and
7280 reg_known_value_size data structure change.
7281 (init_alias_analysis, end_alias_analysis): Likewise.
7283 2012-05-29 Jakub Jelinek <jakub@redhat.com>
7286 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
7287 to avoid leaking memory. No need to handle memory allocation
7288 failure. Double string_len on each reallocation instead of adding 2.
7289 * gcov.c (read_line): Likewise.
7291 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
7293 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
7295 * config/cris/cris.md ("trap"): Define, enabled for
7296 TARGET_TRAP_USING_BREAK8.
7297 * config/cris/cris.opt (mtrap-using-break8): New option.
7299 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
7302 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
7305 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
7307 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
7308 (Standard Names): Fix typos in documentation of atomic patterns.
7310 2012-05-27 Nathan Sidwell <nathan@acm.org>
7312 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
7314 2012-05-26 Jason Merrill <jason@redhat.com>
7317 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
7318 about array compound literals.
7320 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
7322 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
7323 if CLEANUP_NO_INSN_DEL.
7324 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
7325 from cfg_layout_merge_blocks.
7326 (emit_nop_for_unique_locus_between): New function.
7327 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
7328 (cfg_layout_merge_blocks): Likewise.
7330 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
7331 Paolo Bonzini <bonzini@gnu.org>
7333 * df-scan.c (df_def_record_1): Assert a parallel must contain an
7334 EXPR_LIST at this point. Receive the LOC and move its extraction...
7335 (df_defs_record): ... here. Change if-else to a switch statement.
7336 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
7337 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
7338 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
7339 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
7340 regs_invalidated_by_call.
7341 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
7344 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
7347 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
7348 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
7350 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7352 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
7353 software floating point emulation. No longer build the multilibs
7354 with -mstrict-align.
7356 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
7359 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
7360 accessed indirectly.
7361 (ipa_tm_create_version): Same.
7363 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
7366 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
7367 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
7369 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
7372 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
7373 (ix86_expand_vec_perm): Use int mode instead of float.
7374 (expand_vec_perm_pshufb): Remove handling of useseless type
7377 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
7380 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
7381 gnu_ld variables to yes.
7382 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
7383 (HAVE_GNU_AS): Likewise.
7384 * config.in: Regenerate.
7385 * configure: Likewise.
7387 2012-05-25 Tristan Gingold <gingold@adacore.com>
7389 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
7390 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
7391 and preferred_alignment.
7393 2012-05-25 Tristan Gingold <gingold@adacore.com>
7395 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
7397 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
7399 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
7400 volatile bitfields case.
7402 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
7404 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
7405 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
7406 (adjacent_mem_locations): Move some code to and call...
7407 (get_memref_parts): ...new function.
7408 (mem_locations_overlap): New function.
7409 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
7410 (is_mem_ref): Rename to...
7411 (find_mem_ref): ...this. Return MEM rtx.
7412 (get_store_dest): Remove function.
7413 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
7414 new parameter and adjust calls.
7415 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
7416 mem refs overlap for true_store_to_load_dep_costly.
7417 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
7418 passed to adjacent_mem_locations.
7419 (is_costly_group): Walk resolved dependency list.
7420 (force_new_group): Emit group ending nop for Power6/Power7.
7421 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
7422 (group_ending_nop): New define_insn.
7424 2012-05-24 Dodji Seketeli <dodji@redhat.com>
7426 Make unwound macro expansion trace less redundant
7427 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
7428 context of macro definition in the trace, when it's redundant.
7431 2012-05-24 Richard Guenther <rguenther@suse.de>
7434 * tree-profile.c (tree_profiling): Cleanup the CFG if
7435 execute_fixup_cfg requests it.
7437 2012-05-24 Richard Guenther <rguenther@suse.de>
7439 * tree-flow.h (create_var_ann): Remove.
7440 * tree-dfa.c (create_var_ann): Remove and inline into its
7442 (add_referenced_var_1): ... here.
7443 * varpool.c (add_new_static_var): Do not call add_referenced_var
7445 * gimple-fold.c (canonicalize_constructor_val): Likewise.
7446 * tree-switch-conversion.c (build_one_array): Likewise.
7447 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
7448 * tree-flow-inline.h (gimple_referenced_vars): Guard against
7450 * tree-inline.c (remap_gimple_op_r): Likewise. Check
7451 gimple_referenced_vars instead of gimple_in_ssa_p.
7452 (copy_tree_body_r): Likewise.
7453 (setup_one_parameter): Likewise.
7454 (declare_return_variable): Likewise.
7455 (tree_function_versioning): Likewise.
7457 2012-05-24 Jakub Jelinek <jakub@redhat.com>
7459 PR tree-optimization/53465
7460 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
7461 vr0 into *vr, then vrp_meet that.
7462 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
7463 have any equivalences.
7464 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
7467 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
7469 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
7471 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
7472 check end_regno - 1 is a hard register.
7474 2012-05-24 Richard Guenther <rguenther@suse.de>
7476 * varpool.c (add_new_static_var): Remove call to create_var_ann.
7477 * tree-ssa-operands.c (create_vop_var): Likewise.
7479 2012-05-24 Richard Guenther <rguenther@suse.de>
7482 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
7484 (remove_unused_locals): Pass global_unused_vars to
7485 remove_unused_scope_block_p. Restore code walking all
7486 referenced vars and pruning them.
7488 2012-05-23 Jan Hubicka <jh@suse.cz>
7490 * tree.h (alias_diag_flags): Remove.
7491 (alias_pair): Remove emitted_diags.
7492 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
7493 symbol_alias_set_t, symbol_alias_set_destroy,
7494 symbol_alias_set_contains, propagate_aliases_backward): Remove.
7495 * toplev.c (compile_file): Do not call finish_aliases_2
7496 * cgraphunit.c (cgraph_process_new_functions): Do not call
7498 (handle_alias_pairs): Output diagnostics about aliases to externals.
7499 (assemble_thunks_and_aliases): Use do_assemble_alias.
7500 (output_weakrefs): Likewise.
7501 (finalize_compilation_unit): Do not call finish_aliases_1.
7502 * ipa.c (symtab_remove_unreachable_nodes): De not call
7503 remove_unreachable_alias_pairs.
7504 * varasm.c (do_assemble_alias): Export.
7505 (symbol_alias_set_create, symbol_alias_set_destroy,
7506 symbol_alias_set_contains, symbol_alias_set_insert,
7507 propagate_aliases_forward, propagate_aliases_backward,
7508 propagate_aliases_backward, trivially_visible_alias,
7509 trivially_defined_alias, remove_unreachable_alias_pairs,
7510 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
7511 * output.h (do_assemble_alias): Declare.
7512 * varpool.c (varpool_remove_unreferenced_decls): Do not call
7515 2012-05-23 Martin Jambor <mjambor@suse.cz>
7517 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
7519 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
7521 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
7523 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
7524 (iterative_hash_gimple_type): Adjust comment.
7525 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
7526 domain for an array type instead of the domain type itself.
7528 2012-05-23 Richard Guenther <rguenther@suse.de>
7530 PR tree-optimization/53438
7531 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
7533 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
7536 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
7537 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
7540 2012-05-23 Richard Guenther <rguenther@suse.de>
7542 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
7543 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
7544 via the global_unused_vars bitmap.
7545 (remove_unused_locals): Handle global vars in local-decls via
7546 a global_unused_vars bitmap instead of the used flag in the
7547 var annotation. Simplify global variable handling and removal.
7549 2012-05-22 Jan Hubicka <jh@suse.cz>
7552 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
7553 from other partitions.
7555 2012-05-22 Jan Hubicka <jh@suse.cz>
7558 * symtab.c (symtab_register_node): Fix ordering issue.
7560 2012-05-22 Steven Drake <sbd@NetBSD.org>
7562 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
7564 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
7566 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
7567 Use strip_name_encoding target hook.
7569 2012-05-22 Richard Guenther <rguenther@suse.de>
7571 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
7572 (init_function_for_compilation): Remove.
7573 * tree-dfa.c (find_vars_r): Take struct function argument.
7574 (find_referenced_vars_in): Adjust.
7575 * tree-ssa-operands.c (clobber_stats): Remove.
7576 (create_vop_var): Take struct function argument. Mark
7577 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
7578 (init_ssa_operands): Take struct function argument.
7579 (fini_ssa_operands): Do not dump dead stats.
7580 * tree-ssa-operands.h (init_ssa_operands): Take struct function
7582 * cgraphunit.c (init_lowered_empty_function): Adjust.
7583 * lto-streamer-in.c (input_cfg): Likewise.
7584 * tree-inline.c (initialize_cfun): Likewise.
7585 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
7586 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
7587 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
7588 virtual operands are not registers.
7590 2012-05-22 Richard Guenther <rguenther@suse.de>
7592 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
7594 2012-05-22 Richard Guenther <rguenther@suse.de>
7597 * tree-inline.c (setup_one_parameter): Create a dummy init
7598 statement for unused parameters when not optimizing.
7600 2012-05-22 Richard Guenther <rguenther@suse.de>
7602 * tree-flow.h (add_referenced_var_1): Declare.
7603 (add_referenced_var): Define.
7604 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
7605 (add_referenced_var): Rename to ...
7606 (add_referenced_var_1): ... this. Take struct function argument.
7608 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7611 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
7612 * config/arm/arm.c (arm_validize_comparison): Define.
7613 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
7614 arm_validize_comparison.
7615 ("cbranchdi4"): Likewise.
7616 ("cstoredi4"): Likewise.
7617 ("movsicc"): Likewise.
7618 ("movsfcc"): Likewise.
7619 ("movdfcc"): Likewise.
7621 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
7623 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
7624 the mw_reg_pool size.
7626 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
7628 PR tree-optimization/53336
7629 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
7630 non-integer integral types to offset type and vice versa.
7632 2012-05-22 Alan Modra <amodra@gmail.com>
7634 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
7635 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
7636 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
7637 V_SAVE_INLINE): Delete.
7638 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
7639 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
7640 For ELF targets, use out-of-line restores for -Os and any number
7641 of regs if the restore exits, and out-of-line gp save for two or
7642 more regs. Use save_reg_p to test for holes in reg restore set.
7643 Replace "#if" with "if".
7645 2012-05-22 Alan Modra <amodra@gmail.com>
7647 * config/rs6000/rs6000.c (save_reg_p): New function.
7648 (first_reg_to_save, first_fp_reg_to_save): Use it here.
7649 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
7650 (emit_frame_save): Use gen_frame_store.
7651 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
7652 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
7654 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
7655 vrsave, toc, gp and fp restores.
7657 2012-05-22 Alan Modra <amodra@gmail.com>
7659 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
7660 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
7661 Move function pointer variables after forward declarations.
7662 (rs6000_builtin_support_vector_misalignment): Make static.
7663 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
7664 (rs6000_function_value, rs6000_can_eliminate): Likewise.
7666 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
7668 PR rtl-optimization/53373
7669 * caller-save.c (save_call_clobbered_regs): Look into a possible
7670 PARALLEL manually rather than using single_set on a call insn.
7672 2012-05-21 Jakub Jelinek <jakub@redhat.com>
7674 PR tree-optimization/53436
7675 * omp-low.c (omp_build_component_ref): New function.
7676 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
7678 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
7680 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
7682 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
7683 Do not print '.' here. Output operand lossage error for unhandled
7688 <case 'z'>: Hardcode "code" argument into error strings.
7690 <case 'D'>: Merge AVX and non-AVX codes.
7691 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
7692 Update call to put_condition_code.
7694 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
7696 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
7698 (clzsi2): New expander.
7699 (*clzsi2_68k): New insn.
7700 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
7702 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
7704 * gimple.h (gimple_set_in_transaction): Remove.
7705 (gimple_in_transaction): Look in BB instead.
7706 (gimple_statement_base): Remove in_transaction field.
7707 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
7708 * trans-mem.c (compute_transaction_bits): Place transaction bit
7709 information into basic blocks.
7711 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
7713 * expr.c (get_def_for_expr_class): Define only if
7714 HAVE_conditional_move.
7715 (convert_tree_comp_to_rtx): Likewise.
7717 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
7720 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
7722 (ffssi2_no_cmove): Ditto.
7723 (*ffs<mode>_1): Remove insn pattern.
7724 (*tzcnt<mode>_1): New insn pattern.
7725 (*bsf<mode>1): Ditto.
7727 2012-05-21 Richard Guenther <rguenther@suse.de>
7729 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
7730 more referenced vars.
7731 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
7732 flag on variables that have a var-annotation.
7734 2012-05-21 Joseph Myers <joseph@codesourcery.com>
7737 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
7738 from folded operands before wrapping another around the
7739 conditional expression.
7741 2012-05-21 Jakub Jelinek <jakub@redhat.com>
7743 PR tree-optimization/53366
7744 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
7745 tests if complex_numbers == 2, but there are non-complex number loads
7748 PR tree-optimization/53409
7749 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
7750 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
7752 PR tree-optimization/53410
7753 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
7754 instead of build_int_cst (type, 0) where vector types might be
7755 involved. Instead of build_int_cst (type, 1) convert the original
7756 integer_onep argument to the desired type.
7758 2012-05-21 Michael Matz <matz@suse.de>
7760 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
7761 (simplify_test_exp): Handle one more case of distributive law,
7762 decrease cost threshold.
7763 (tests_attr_p, get_attr_order): New functions.
7764 (optimize_attrs): Use topological order, inline only cheap values.
7765 (write_attr_set): Reset our_known_true after some time.
7767 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
7770 * config/i386/i386.c (type_natural_mode): Warn passing SSE
7771 vector argument without SSE enabled changes the ABI.
7773 2012-05-21 Richard Guenther <rguenther@suse.de>
7775 PR tree-optimization/53408
7776 * tree-vect-loop.c (vectorizable_induction): Properly check
7777 the restriction that we cannot handle induction results from
7778 the inner loop outside of the outer loop.
7780 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
7783 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
7784 (UNSPECV_RDRAND): This.
7785 (rdrand<mode>_1): Updated.
7787 2012-05-21 Richard Guenther <rguenther@suse.de>
7789 * tree-loop-distribution.c (can_generate_builtin): Reject
7792 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
7794 * Makefile.in (options.c): Add options.h to included header
7797 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
7799 * tree-parloops.c : Add myself to contributors, update
7800 TODO list, add link to wiki.
7802 2012-05-21 Alan Modra <amodra@gmail.com>
7804 * config/rs6000/predicates.md (input_operand): Don't match
7805 constant pool addresses. Remove label_ref, high and plus from
7806 match_code list. Remove redundant CONSTANT_P test.
7807 (splat_input_operand): Similarly update match_code list.
7808 (small_toc_ref): New predicate.
7809 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
7810 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
7811 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
7812 register checks to..
7813 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
7814 generated by create_TOC_reference.
7815 (rs6000_legitimize_address): Update cerate_TOC_reference call.
7816 (rs6000_delegitimize_address): Handle new rtl for toc refs.
7817 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
7818 (use_toc_relative_ref): New function, split out from..
7819 (rs6000_emit_move): ..here. Remove redundant tests. Update
7820 create_TOC_reference calls.
7821 (rs6000_legitimize_reload_address): Formatting. Handle splitting
7822 of medium/large model toc addresses. Use use_toc_relative_ref.
7823 (print_operand): Formatting, style. Adjust for toc changes.
7824 (print_operand_address): Likewise.
7825 (rs6000_output_addr_const_extra): Likewise.
7826 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
7827 than a PLUS. Use this formulation for both high and low part
7828 of -mcmodel=medium/large toc reference too. Before reload,
7829 always use the small model formulation.
7830 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
7831 a PLUS in high part of addresses here.
7832 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
7833 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
7834 (largetoc_high, largetoc_low): Move earlier. Cope when no
7836 (largetoc_high_plus): New insn.
7837 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
7838 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
7839 (tocref): ..instead do so here, new insn and split.
7841 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
7843 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7844 RDRND, F16C and FSGSBASE.
7846 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7848 PR rtl-optimzation/53373
7849 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
7850 call pattern. Update split patterns.
7851 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
7852 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
7854 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
7856 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
7859 2012-05-18 Jan Hubicka <jh@suse.cz>
7861 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
7862 (cgraph_process_new_functions): Process also aliases.
7863 * lto-streamer-out.c (struct sets): Remove.
7864 (trivally_defined_alias): Remove.
7865 (output_alias_pair_p): Remove.
7866 (output_unreferenced_globals): Remove.
7867 (produce_symtab); Do not handle alias pairs.
7868 (produce_asm_for_decls): Likewise.
7869 * lto-streamer-in.c (input_alias_pairs): Remove.
7870 (lto_read_body): Do not input alias pairs.
7871 (lto_input_constructors_and_inits): Remove.
7873 2012-05-18 Jan Hubicka <jh@suse.cz>
7875 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
7878 2012-05-18 Jan Hubicka <jh@suse.cz>
7880 * cgraphbuild.c (record_reference): Update.
7881 * lto-cgraph.c (lto_output_varpool_node): External vars
7882 are not in other partition even if they are not output
7883 in current partition.
7884 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
7886 (canonicalize_constructor_val): Take FROM_DECL argument.
7887 (fold_ctor_reference, fold_string_cst_ctor_reference,
7888 fold_array_ctor_reference, fold_nonarray_ctor_reference,
7889 fold_ctor_reference): Likewise.
7890 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
7891 * gimple.h (gimple_fold_builtin): Likewise.
7893 2012-05-18 Olivier Hainque <hainque@adacore.com>
7895 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
7896 $(libsubdir) as libexecsubdir.
7898 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7900 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
7901 relied on signed overflow behavior.
7903 2012-05-18 Richard Guenther <rguenther@suse.de>
7905 PR tree-optimization/53346
7906 * tree-loop-distribution.c (ldist_gen): Make sure to apply
7907 builtin transform even when only a single partition with
7908 all reads/writes exists.
7910 2012-05-18 Richard Guenther <rguenther@suse.de>
7912 PR tree-optimization/53390
7913 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
7916 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7918 * tree-ssa-reassoc.c (bip_map): Remove decl.
7919 (completely_remove_stmt): Remove function.
7920 (remove_def_if_absorbed_call): Remove function.
7921 (remove_visited_stmt_chain): Remove __builtin_powi handling.
7922 (possibly_move_powi): Remove function.
7923 (rewrite_expr_tree): Remove calls to possibly_move_powi.
7924 (rewrite_expr_tree_parallel): Likewise.
7925 (attempt_builtin_powi): Build multiplies explicitly rather than
7926 relying on the ops vector and rank system.
7927 (transform_stmt_to_copy): New function.
7928 (transform_stmt_to_multiply): Likewise.
7929 (reassociate_bb): Handle leftover operations after __builtin_powi
7930 optimization; build a final multiply if necessary.
7932 2012-05-18 Jan Hubicka <jh@suse.cz>
7934 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
7935 (mark_functions_to_output): Fix sanity check.
7936 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
7938 2012-05-18 Richard Guenther <rguenther@suse.de>
7940 * tree-flow.h (mark_symbols_for_renaming): Remove.
7941 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
7942 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
7943 (copy_debug_stmt): Likewise.
7944 (expand_call_inline): Likewise.
7945 (declare_return_variable): Mark the return variable for renaming
7948 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
7950 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
7952 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
7953 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
7954 (ashrdi3,lshrdi3): Likewise.
7955 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
7957 2012-05-18 Meador Inge <meadori@codesourcery.com>
7959 PR rtl-optimization/53352
7960 * cse.c (equiv_constant): Ignore paradoxical subregs.
7962 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
7964 PR rtl-optimization/53125
7965 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
7966 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
7967 die in the basic block. Correctly top off REG_FREQ and
7968 REG_FREQ_CALLS_CROSSED.
7970 (regstat_compute_ri): Allocate and free local_live_last_luid.
7972 (regstat_bb_compute_calls_crossed): Correctly top off
7973 REG_FREQ_CALLS_CROSSED.
7975 2012-05-17 Jan Hubicka <jh@suse.cz>
7977 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
7978 constructor over decl without.
7979 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
7980 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
7981 * cgraphunit.c (process_function_and_variable_attributes): Finalize
7983 (mark_functions_to_output): Also accept bodies for functions with
7985 (output_in_order): Skip external vars.
7986 * lto-cgraph.c (lto_output_node): External functions are never in other
7988 (lto_output_varpool_node): Likewise.
7989 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
7990 forgotten initializers.
7991 * ipa.c (process_references): Handle external vars.
7992 (symtab_remove_unreachable_nodes): Update to handle external vars.
7993 (varpool_externally_visible_p): External vars are externally visible.
7994 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
7995 * varpool.c (varpool_remove_node): Remove constructor.
7996 (decide_is_variable_needed): Handle externals.
7997 (varpool_remove_unreferenced_decls): Likewise.
7999 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8001 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
8002 (enable_warning_as_error): Do not special case Wuninitialized.
8003 * optc-gen.awk: Add sanity checks.
8005 2012-05-17 Jan Hubicka <jh@suse.cz>
8007 * ipa-reference.c (is_proper_for_analysis): Do not check flags
8008 that might change as result of global optimization.
8009 (analyze_function): Do not check analyzed and externally_visible
8010 flags; be happy about address dereferences.
8011 (propagate): Prune all_module_statics so it really contains just
8012 statics; prune all the local summaries.
8013 (ipa_reference_write_optimization_summary): Simplify.
8015 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
8017 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
8018 * config/m68k/m68k-tables.opt: Regenerated.
8019 * doc/invoke.texi (M680x0 Options): Document.
8021 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
8022 Patrick Marlier <patrick.marlier@gmail.com>
8024 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
8027 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
8029 * configure: Regenerated.
8031 2012-05-16 Andrew Pinski <apinski@cavium.com>
8033 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
8036 2012-05-16 David S. Miller <davem@davemloft.net>
8038 * jump.c (delete_related_insns): If we remove a CALL, make sure
8039 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
8041 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8043 PR tree-optimization/53217
8044 * tree-ssa-reassoc.c (bip_map): New static variable.
8045 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
8046 (attempt_builtin_powi): Save feeding multiplies on a stack.
8047 (reassociate_bb): Create and destroy bip_map.
8049 2012-05-16 Olivier Hainque <hainque@adacore.com>
8051 * Makefile.in (install-no-fixedincludes): New target, former toplevel
8052 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
8053 Add comments and improve stamp preservation across the whole sequence.
8054 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
8056 2012-05-16 Richard Guenther <rguenther@suse.de>
8058 * tree-inline.c (insert_init_stmt): Do not call
8059 mark_symbols_for_renaming.
8060 (setup_one_parameter): Avoid initializing unused parameters.
8061 (declare_return_variable): Properly handle DECL_BY_REFERENCE
8062 return vars in SSA form.
8064 2012-05-16 Richard Guenther <rguenther@suse.de>
8066 * tree-flow.h (get_virtual_var): Remove.
8067 * tree-dfa.c (get_virtual_var): Likewise.
8069 2012-05-16 Richard Guenther <rguenther@suse.de>
8071 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
8072 Remove set-only bitmap of new names.
8073 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
8075 * tree-flow.h (ssa_names_to_replace): Remove.
8076 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
8078 2012-05-16 Richard Guenther <rguenther@suse.de>
8080 PR tree-optimization/53364
8081 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
8082 detect a view-conversion of the decl.
8084 2012-05-16 Dodji Seketeli <dodji@redhat.com>
8086 PR preprocessor/7263
8087 * c-tree.h (enum c_declspec_word): Declare new enum.
8088 (struct c_declspecs::locations): New member.
8089 (declspecs_add_qual, declspecs_add_scspec)
8090 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
8092 * c-decl.c (build_null_declspecs): Initialize the new struct
8093 c_declspecs::locations member.
8094 (declspecs_add_addrspace): Take a location parameter for the
8095 address space. Store it onto declaration specifiers.
8096 (declspecs_add_qual): Likewise, take a location parameter for the
8098 (declspecs_add_type): Likewise, take a location parameter for the
8100 (declspecs_add_scspec): Likewise, take a location parameter for
8101 the storage class specifier.
8102 (declspecs_add_attrs): Likewise, take a location parameter for the
8104 (declspecs_add_alignas): Likewise, take a location parameter for
8106 (finish_declspecs): For diagnostics, use the location of the
8107 relevant declspec, instead of the global input_location.
8108 * c-parser.c (c_parser_parameter_declaration): Pass the precise
8109 virtual location of the declspec to the declspecs-setters.
8110 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
8113 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
8115 * configure.ac: Stack protector enabling for Android targets.
8116 * configure: Regenerate.
8118 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8120 * ira.c (pseudo_move_insn): Delete.
8121 (find_moveable_pseudos): Don't set it.
8122 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
8123 the definitions of the original pseudo. Delete all of them.
8125 2012-05-16 Olivier Hainque <hainque@adacore.com>
8127 * config/rs6000/rs6000-opts.h (enum processor_type): Add
8129 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
8130 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
8131 * config/rs6000/8540.md: indicate that the units/patterns apply to
8134 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
8135 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
8136 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
8137 related flags, check that what is queried is supported by the selected
8138 configuration. Rework the single/double_float and MASK_STRING resets to
8139 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
8140 costs for PROCESSOR_PPC8548 as well.
8141 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
8142 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
8143 statement instead of a sequence of ifs.
8145 * config/rs6000/rs6000.h (TARGET_E500): Remove.
8146 (TARGET_NO_LWSYNC): Adjust accordingly.
8147 * config/rs6000/e500.h (TARGET_E500): Remove.
8148 (CHECK_E500_OPTIONS): Adjust accordingly.
8149 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
8150 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
8151 * config/rs6000/linuxspe.h: Likewise.
8152 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
8153 superfluous comments.
8154 * config/rs6000/e500-double.h: Remove.
8156 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
8157 default to with_cpu=8548 if --enable-e500-double, and to 8540
8159 (set misc flags section): For powerpc*|rs6000*, remove inclusion
8160 of e500-double.h for --enable-e500-double.
8162 2012-05-16 Olivier Hainque <hainque@adacore.com>
8164 * Makefile.in (s-header-vars): Resort to -n instead of trailing
8165 -e d in sed invocation.
8167 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
8169 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
8171 * doc/tm.texi: Regenerate.
8173 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
8175 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
8177 2012-05-15 Jakub Jelinek <jakub@redhat.com>
8180 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
8181 that operands[2] is either immediate, or q_regs_operand.
8183 2012-05-15 Richard Guenther <rguenther@suse.de>
8185 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
8186 (assemble_thunk): Likewise. Manually rename and register
8189 2012-05-15 Richard Guenther <rguenther@suse.de>
8191 PR tree-optimization/53355
8192 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
8195 2012-05-15 Tristan Gingold <gingold@adacore.com>
8197 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
8199 2012-05-15 Richard Guenther <rguenther@suse.de>
8201 * gimple.c (gimple_set_modified): Move ...
8202 * gimple.h (gimple_set_modified): ... here.
8204 2012-05-15 Tristan Gingold <gingold@adacore.com>
8206 * ira-color.c (move_spill_restore): Add a guard.
8208 2012-05-15 Tristan Gingold <gingold@adacore.com>
8210 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
8213 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
8215 * gimplify.c (gimplify_init_constructor): Do a block move for very
8216 small objects as well.
8218 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
8220 * ira.c (find_moveable_pseudos): Skip registers whose
8221 DF_REG_EQ_USE_COUNT is nonzero.
8223 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8225 * doc/md.texi (fma): Define to only be applicable for single rounding.
8227 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
8230 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
8231 generate target register for "load" class builtins.
8234 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
8237 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
8238 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
8239 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
8240 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
8241 (<sse>_movu<ssemodesuffix>): New expander.
8242 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
8243 (avx_movdqu<avxmodesuffix>): New expander.
8244 (*sse2_movdqu): Rename from sse2_movdqu.
8245 (sse2_movdqu): New expander.
8247 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
8250 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
8251 (canonicalize_perm): ... new function.
8252 (expand_vec_perm_2vperm2f128_vshuf): New function.
8253 (ix86_expand_vec_perm_const_1): Call it.
8255 2012-05-14 Andrew Pinski <apinski@cavium.com>
8256 H.J. Lu <hongjiu.lu@intel.com>
8257 Jakub Jelinek <jakub@redhat.com>
8260 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
8263 2012-05-14 Jakub Jelinek <jakub@redhat.com>
8265 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
8266 lineno 1 the same as lineno 0 before first start file directive.
8267 (optimize_macinfo_range): Likewise.
8269 * dwarf2out.c (have_macinfo): Define.
8270 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
8271 attribute, don't force empty compilation unit and don't emit any
8272 .debug_macinfo/.debug_macro section if macinfo_table is empty.
8274 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
8277 * config/avr/avr.c (avr_const_address_lo16): Remove.
8278 (avr_assemble_integer): Print ".byte lo8(x)",
8279 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
8280 .warning if 3-byte address is assembled.
8281 * doc/extend.texi (AVR Named Address Spaces): Document that
8282 binutils 2.23 is needed to assemble 3-byte addresses.
8284 2012-05-14 Richard Guenther <rguenther@suse.de>
8286 * tree-vect-data-refs.c (vect_setup_realignment): Remove
8287 call to mark_symbols_for_renaming.
8288 (vect_permute_load_chain): Likewise.
8289 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
8290 instead of calling mark_symbols_for_renaming.
8291 * tree-vect-stmts.c (read_vector_array): Remove call to
8292 mark_symbols_for_renaming.
8293 (write_vector_array): Likewise.
8294 (vectorizable_call): Likewise.
8295 (vectorizable_store): Likewise.
8296 (vectorizable_load): Likewise.
8297 * matrix-reorg.c (transform_allocation_sites): Likewise.
8298 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
8299 (create_expression_by_pieces): Likewise.
8301 2012-05-14 Richard Guenther <rguenther@suse.de>
8303 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
8304 of statements for renaming.
8305 (force_gimple_operand_1): Likewise, consistently for both
8306 calls to force_gimple_operand and force_gimple_operand_gsi.
8308 2012-05-14 Richard Guenther <rguenther@suse.de>
8310 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
8311 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
8313 (expand_omp_for): Likewise.
8314 (expand_omp_for_generic): Adjust conditional add to referenced vars.
8315 Use make_rename_temp for temporaries that should be rewritten into
8317 (expand_omp_for_static_nochunk): Likewise.
8318 (expand_omp_atomic_pipeline): Likewise.
8320 2012-05-14 Richard Guenther <rguenther@suse.de>
8322 PR tree-optimization/53331
8323 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
8325 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
8327 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
8330 * doc/options.texi: (LangEnabledBy): Document it.
8331 * optc-gen.awk: Handle LangEnabledBy.
8332 * opth-gen.awk: Generate declaration for lang-specific functions.
8333 * opt-read.awk: Record lang numbers.
8334 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
8335 (lang_sanitized_name): New.
8337 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
8339 * attribs.c (decl_attributes): Avoid emitting a warning if
8341 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
8342 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
8343 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
8344 define a string "1".
8345 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
8346 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
8347 BUILT_IN_STRCPY): Use it for these functions.
8348 * postreload.c (reload_combine): Deal with SETs inside
8349 CALL_INSN_FUNCTION_USAGE.
8350 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
8351 Look for REG_RETURNED notes and use a cheap restore if possible.
8352 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
8353 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
8354 * ira-build.c (ira_create_allocno, create_cap_allocno,
8355 propagate_allocno_info, propagate_some_info_from_allocno,
8356 copy_info_to_removed_store_destination, ira_flattening): Handle it.
8357 * ira-lives.c (pseudo_regno_single_word_and_live_p,
8358 find_call_crossed_cheap_reg): New static functions.
8359 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
8360 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
8361 a REG_RETURNED note in that case.
8362 * ira.c (setup_reg_renumber): Change assert to allow cases where
8363 allocnos only cross calls for which they are cheap to restore.
8364 * ira-costs.c (ira_tune_allocno_costs): Compare
8365 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
8367 * reg-notes.def (REG_RETURNED): New note.
8368 * cse.c (cse_insn): Likewise.
8369 * sched-deps.c (sched_analyze_insn): Likewise.
8370 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
8371 * calls.c (decl_return_flags): New static function.
8372 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
8373 functions that return one of their arguments.
8374 * regcprop.c (struct kill_set_value_data): New.
8375 (kill_set_value): Interpret data as a pointer to such a struct.
8376 Do nothing if the caller wants the register to be ignored.
8377 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
8379 2012-05-14 Richard Guenther <rguenther@suse.de>
8381 PR tree-optimization/53340
8382 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
8384 2012-05-14 Richard Guenther <rguenther@suse.de>
8386 * gimplify.c (gimplify_expr): Remove odd code.
8388 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
8390 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
8391 into a PLUS_EXPR byte offset.
8393 * tree-ssa-pre.c (can_value_number_call): Delete.
8394 (compute_avail): Skip all statements with side effects.
8395 <GIMPLE_CALL>: Skip calls to internal functions.
8397 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
8399 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
8401 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
8403 * common.opt (Wtype-limits): Use EnabledBy.
8405 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
8407 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
8408 (pushtf splitter): Ditto.
8410 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
8411 (<code>tf2): Enable for TARGET_SSE.
8412 (*absnegtf2_sse): Ditto.
8413 (copysign<mode>3): Enable TFmode for TARGET_SSE.
8414 (copysign<mode>3_const): Ditto.
8415 (copysign<mode>3_var): Ditto.
8416 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
8417 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
8418 (*<code>tf3): Ditto.
8419 * config/i386/i386.c (struct builtin_description bdesc_args)
8420 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
8421 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
8422 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
8423 Emit a normal call if SSE isn't available.
8425 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
8427 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
8428 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
8429 (<code><mode>3): Ditto.
8430 (*andnot<mode>3): Ditto.
8431 (*andnottf3): Ditto.
8432 (*<code><mode>3): Ditto.
8435 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
8437 * optc-gen.awk: Error instead of warning for conflicting help.
8439 2012-05-12 Jason Merrill <jason@redhat.com>
8442 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
8445 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
8447 * function.c (requires_stack_frame_p): If the function can throw
8448 non-call exceptions, return true if the insn can throw internally.
8450 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
8452 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
8454 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
8456 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
8457 ORDERED and UNORDERED conditions.
8459 2012-05-11 Richard Guenther <rguenther@suse.de>
8461 * tree-flow.h (referenced_var_check_and_insert): Remove.
8462 (find_new_referenced_vars): Likewise.
8463 * tree-dfa.c (referenced_var_check_and_insert): Make static.
8464 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
8465 * tree-inline.c (copy_bb): Use find_referenced_vars_in
8466 instead of find_new_referenced_vars.
8467 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
8469 2012-05-11 Richard Guenther <rguenther@suse.de>
8471 * tree-pass.h (pass_rest_of_compilation,
8472 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
8474 * passes.c (pass_all_optimizations, pass_postreload,
8475 pass_all_early_optimizations): Make static.
8476 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
8477 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
8478 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
8479 (delete_tree_ssa): Do not call fini_phinodes.
8480 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
8482 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8485 * doc/options.texi (EnabledBy): Document
8486 * opts.c: Include opts.h and options.h before tm.h.
8487 (finish_options): Do not handle some sub-options here...
8488 (common_handle_option): ... instead call common_handle_option_auto
8490 * optc-gen.awk: Handle EnabledBy.
8491 * opth-gen.awk: Declare common_handle_option_auto.
8492 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
8493 (Wmaybe-uninitialized): Likewise.
8494 (Wunused-but-set-variable): Likewise.
8495 (Wunused-function): Likewise.
8496 (Wunused-label): Likewise.
8497 (Wunused-value): Likewise.
8498 (Wunused-variable): Likewise.
8499 * opt-read.awk: Create opt_numbers array.
8501 2012-05-11 Richard Guenther <rguenther@suse.de>
8503 PR tree-optimization/53295
8504 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
8506 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
8507 strides when analyzing data-references in a loop context.
8508 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
8509 non-constant strides for now.
8510 (vect_enhance_data_refs_alignment): Ignore data references
8511 that are strided loads.
8512 (vect_analyze_data_ref_access): Handle non-constant strides.
8513 (vect_check_strided_load): Verify the data-reference is a load.
8514 (vect_analyze_data_refs): Restructure to make strided load
8515 support not dependent on gather support.
8516 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
8517 when doing strided or gather loads.
8518 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
8519 integer_zerop to compare stride with zero.
8521 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
8523 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
8525 2012-05-11 Jan Hubicka <jh@suse.cz>
8528 * varpool.c (varpool_assemble_decl): Also output constat pool entries
8529 that output_constant_pool missed.
8531 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
8533 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
8534 MULTILIB_EXTRA_OPTS.
8536 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
8539 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
8541 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
8543 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
8544 optimization for TARGET_AVX.
8545 (*movti_internal_sse): Ditto.
8546 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
8547 (*movdi_internal): Ditto.
8548 (*movsi_internal): Ditto.
8549 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
8550 (*movdf_internal_rex64): Ditto.
8551 (*movfd_internal): Ditto.
8552 (*movsf_internal): Ditto.
8553 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
8555 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
8557 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
8558 reference as size attribute.
8560 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
8561 Tristan Gingold <gingold@adacore.com>
8563 * doc/md.texi (Standard Names): Document probe_stack_address.
8564 * explow.c (emit_stack_probe): Handle probe_stack_address.
8565 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
8566 (UNSPECV_PROBE_STACK_RANGE): Likewise.
8567 (probe_stack_address): New insn.
8568 (probe_stack_range): Likewise.
8569 * config/ia64/ia64.c: Include common/common-target.h.
8570 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
8571 checking is enabled.
8572 (ia64_emit_probe_stack_range): New function.
8573 (output_probe_stack_range): Likewise.
8574 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
8575 builtin stack checking is enabled.
8576 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
8577 and UNSPECV_PROBE_STACK_ADDRESS.
8578 (unknown_for_bundling_p): New predicate.
8579 (group_barrier_needed): Use important_for_bundling_p.
8580 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
8581 (issue_nops_and_insn): Likewise.
8582 (bundling): Likewise.
8583 (final_emit_insn_group_barriers): Likewise.
8584 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
8585 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
8586 (STACK_CHECK_PROTECT): Likewise.
8587 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
8589 2012-05-10 Jan Hubicka <jh@suse.cz>
8591 * ipa-inline.c (update_all_callee_keys): Remove.
8592 (inline_small_functions): Simplify priority updating.
8594 2012-05-10 Jan Hubicka <jh@suse.cz>
8596 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
8598 2012-05-10 Jan Hubicka <jh@suse.cz>
8600 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
8601 (symtab_remove_unreachable_nodes): ... this one.
8602 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
8603 * cgraphunit.c (ipa_passes): Update.
8604 * cgraphclones.c (cgraph_materialize_all_clones): Update.
8605 * cgraph.c (cgraph_release_function_body): Only turn initial
8606 into error mark when initial was previously set.
8607 * ipa-inline.c (ipa_inline): Update.
8608 * ipa.c: Include ipa-inline.h
8609 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
8610 (enqueue_node): New function.
8611 (process_references): Update.
8612 (symtab_remove_unreachable_nodes): Cleanup.
8613 * passes.c (execute_todo, execute_one_pass): Update.
8615 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
8617 PR rtl-optimization/53125
8618 * ira.c (ira): Call find_moveable_pseudos and
8619 move_unallocated_pseudos if only ira_conflicts_p is true.
8621 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
8623 * config/i386/i386.md (*movoi_internal_avx): Handle
8624 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
8625 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
8626 (*movti_internal_sse): Ditto.
8627 (*movtf_internal): Ditto.
8628 * config/i386/sse.md (ssePSmode): New mode attribute.
8629 (*move<mode>_internal): Use ssePSmode.
8630 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
8631 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
8632 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
8633 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
8635 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
8637 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
8638 DECL_ORIGINAL_TYPE if it is present.
8640 2012-05-10 Nick Clifton <nickc@redhat.com>
8643 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
8644 a "0" constraint to being a (match_dup 0).
8646 2012-05-10 Richard Guenther <rguenther@suse.de>
8648 * stor-layout.c (byte_from_pos): Amend comment.
8650 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8652 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
8653 Document requirement to call in constructors.
8655 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
8657 2012-05-10 Richard Guenther <rguenther@suse.de>
8659 * tree.h (TYPE_IS_SIZETYPE): Remove.
8660 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
8661 (extract_muldiv_1): Likewise.
8662 * gimple.c (gtc_visit): Likewise.
8663 (gimple_types_compatible_p): Likewise.
8664 (iterative_hash_canonical_type): Likewise.
8665 (gimple_canonical_types_compatible_p): Likewise.
8666 * gimplify.c (gimplify_one_sizepos): Likewise.
8667 * print-tree.c (print_node): Likewise.
8668 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
8670 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
8673 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
8674 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
8675 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
8676 instead of xop_mulv2div2di3_low.
8677 (xop_p<macs>dql): Fix vec_select selector.
8678 (xop_p<macs>dqh): Ditto.
8679 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
8680 (xop_mulv2div2di3_high): Ditto.
8682 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
8685 * diagnostic.h (diagnostic_context): Add last_location.
8686 * diagnostic.c (diagnostic_initialize): Initialize it.
8687 (diagnostic_show_locus): Use it.
8689 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
8691 * doc/extend.texi (Function Attributes): Point xref to section
8694 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
8696 * config/i386/i386.c (*movdf_internal_rex64): Remove
8697 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
8698 Calculate "mode" attribute according to
8699 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
8700 (*movdf_internal): Ditto.
8702 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
8705 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
8706 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
8707 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
8708 or when optimizing for size.
8709 * config/i386/sse.md (*mov<mode>_internal): Remove
8710 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
8711 Calculate "mode" attribute according to optimize_function_for_size_p
8712 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
8713 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
8714 depending on the mode of the instruction. Calculate "mode" attribute
8715 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
8716 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
8717 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
8719 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
8722 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
8723 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
8724 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
8725 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
8726 (expand_prologue): Move initialization of cfun->machine->is_naked,
8727 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
8728 (avr_set_current_function): ...this new static function.
8729 (TARGET_SET_CURRENT_FUNCTION): New define.
8730 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
8731 checking attributes of current_function_decl.
8732 (avr_regs_to_save): Ditto.
8733 (signal_function_p): Rename to avr_signal_function_p.
8734 (interrupt_function_p): Rename to avr_interrupt_function_p.
8736 * doc/extend.texi (Function Attributes): Better explanation of
8737 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
8740 2012-05-09 Michael Matz <matz@suse.de>
8742 PR tree-optimization/53185
8743 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
8744 peeling when we see strided loads.
8746 2012-05-09 Matthias Klose <doko@ubuntu.com>
8748 * gcc-ar.c (main): Don't check for execute bits for the plugin.
8750 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8752 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
8753 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
8754 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
8755 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
8756 (USE_LOAD_POST_INCREMENT): Define.
8757 (USE_LOAD_PRE_INCREMENT): Define.
8758 (USE_LOAD_POST_DECREMENT): Define.
8759 (USE_LOAD_PRE_DECREMENT): Define.
8760 (USE_STORE_PRE_DECREMENT): Define.
8761 (USE_STORE_PRE_INCREMENT): Define.
8762 (USE_STORE_POST_DECREMENT): Define.
8763 (USE_STORE_POST_INCREMENT): Define.
8764 (arm_auto_incmodes): Add enumeration.
8765 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
8766 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
8768 2012-05-09 Jakub Jelinek <jakub@redhat.com>
8770 PR tree-optimization/53226
8771 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
8772 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
8773 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
8774 doesn't need to be revisited, look for earliest stmt with
8775 !gimple_plf (stmt, GF_PLF_1) if something changed.
8777 2012-05-09 Terry Guo <terry.guo@arm.com>
8779 * genmultilib: Update copyright dates.
8780 * doc/fragments.texi: Ditto.
8782 2012-05-09 Terry Guo <terry.guo@arm.com>
8784 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
8785 * genmultilib (MULTILIB_REQUIRED): New.
8786 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
8788 2012-05-09 Richard Guenther <rguenther@suse.de>
8790 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
8791 (vect_do_peeling_for_loop_bound): Likewise.
8792 (vect_do_peeling_for_alignment): Likewise.
8793 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
8794 (vect_do_peeling_for_loop_bound): Get check_profitability and
8795 threshold as parameters.
8796 (vect_do_peeling_for_alignment): Likewise.
8797 (vect_loop_versioning): Likewise.
8798 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
8799 and threshold here. Control where to put the check here.
8801 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
8804 * dwarf2out.h (get_address_mode): Move declaration to...
8806 * dwarf2out.c (get_address_mode): Move definition to...
8807 * rtlanal.c: ...here.
8808 * var-tracking.c (get_address_mode): Delete.
8809 * combine.c (find_split_point): Use get_address_mode instead of
8810 targetm.addr_space.address_mode.
8811 * cselib.c (cselib_record_sets): Likewise.
8812 * dse.c (canon_address, record_store): Likewise.
8813 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
8814 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
8815 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
8816 (expand_expr_real_1): Likewise.
8817 * ifcvt.c (noce_try_cmove_arith): Likewise.
8818 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
8819 * reload.c (find_reloads): Likewise.
8820 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
8821 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
8823 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
8825 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
8826 information from the instruction produced.
8828 2012-05-09 Richard Guenther <rguenther@suse.de>
8830 * stor-layout.c (bit_from_pos): Document.
8831 (byte_from_pos): Likewise. Optimize.
8832 (pos_from_bit): Likewise.
8833 (normalize_offset): Use pos_from_bit instead of replicating it.
8835 2012-05-09 Alan Modra <amodra@gmail.com>
8838 * config/rs6000/rs6000.c (gen_frame_set): New function.
8839 (gen_frame_load, gen_frame_store): New functions.
8840 (rs6000_savres_rtx): Use the above.
8841 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
8842 Correct mode used for CR2 in save/restore_world patterns.
8843 Don't emit instructions for eh_return frame unwind reg info.
8845 2012-05-08 Jan Hubicka <jh@suse.cz>
8847 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
8849 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
8851 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
8853 (compile_file): Do not output variables.
8854 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
8856 * langhooks.c: Include timevar.h
8857 (write_global_declarations): Finalize compilation unit after wrapup;
8858 set timevars correctly.
8859 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
8860 not to be added to varpool.
8861 * varpool.c (varpool_assemble_decl): Sanity check that we are called
8862 only on cases where it makes sense; skip constant pool and value expr
8865 2012-05-08 David S. Miller <davem@davemloft.net>
8867 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
8868 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
8869 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
8871 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
8873 PR rtl-optimization/53278
8874 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
8875 speed_p code from earlier patch.
8877 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
8880 * config/sh/sh.md (*branch_true, *branch_false): New insns.
8882 2012-05-08 Teresa Johnson <tejohnson@google.com>
8884 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
8885 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
8887 2012-05-08 Jan Hubicka <jh@suse.cz>
8889 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
8890 (cgraph_create_node_1): Rename to ...
8891 (cgraph_create_empty_node): ... this one; export.
8892 (cgraph_create_node): Update.
8893 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
8894 (cgraph_create_edge_including_clones): Likewise.
8895 (cgraph_find_replacement_node): Likewise.
8896 (cgraph_clone_edge): Likewise.
8897 (cgraph_clone_node): Likewise.
8898 (clone_function_name): Likewise.
8899 (cgraph_create_virtual_clone): Likewise.
8900 (cgraph_remove_node_and_inline_clones): Likewise.
8901 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
8902 * cgraph.h: Reorder declarations so they match file of origin.
8903 (cgraph_create_empty_node): Declare.
8904 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
8905 (cgraph_copy_node_for_versioning): Likewise.
8906 (cgraph_function_versioning): Likewise.
8907 (cgraph_materialize_clone): Likewise.
8908 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
8909 (cgraph_materialize_all_clones): Likewise.
8910 * cgraphclones.c: New file.
8911 * Makefile.in: Update for cgraphclones.
8913 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
8916 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
8917 (ix86_rtx_costs): Handle SET.
8919 2012-05-08 Michael Matz <matz@suse.de>
8921 * basic-block.h (struct rtl_bb_info): Remove visited member and
8922 move head_ member to ...
8923 (struct basic_block_def.basic_block_il_dependent): ... the new
8924 member x, replacing but containing old member rtl.
8925 (enum bb_flags): New BB_VISITED flag.
8926 (BB_HEADER, BB_FOOTER): New macros.
8928 * jump.c (mark_all_labels): Adjust.
8929 * cfgcleanup.c (try_optimize_cfg): Adjust.
8930 * cfglayout.c (record_effective_endpoints): Adjust.
8931 (relink_block_chain): Ditto (and don't fiddle with visited).
8932 (fixup_reorder_chain): Adjust.
8933 (fixup_fallthru_exit_predecessor): Ditto.
8934 (cfg_layout_duplicate_bb): Ditto.
8935 * combine.c (update_cfg_for_uncondjump): Adjust.
8936 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
8937 (bb_visited_trace): New accessor.
8938 (mark_bb_visited): Move in front.
8939 (rotate_loop): Use bb_visited_trace.
8940 (find_traces_1_round): Ditto.
8941 (emit_barrier_after): Ditto.
8942 (copy_bb): Ditto, and initialize visited on resize.
8943 (reorder_basic_blocks): Initize visited member.
8944 (duplicate_computed_gotos): Clear bb flags at start, use
8947 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
8948 (rtl_verify_flow_info_1): Ditto.
8949 (cfg_layout_split_block): Ditto.
8950 (cfg_layout_delete_block): Ditto.
8951 (cfg_layout_merge_blocks): Ditto.
8952 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
8954 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
8957 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
8958 when a constant source operand matches an "I" constraint, the "no
8959 CC0 change" applies to a register-destination only, not a
8960 strict_low_part-destination.
8962 2012-05-08 Richard Guenther <rguenther@suse.de>
8964 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
8965 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
8967 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
8969 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
8971 * doc/avr-mmcu.texi: New auto-generated file.
8972 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
8973 to document all valid -mmcu= arguments.
8975 * config/avr/avr.h (arch_info_s): New struct definition.
8976 * config/avr/avr-devices.c (avr_texinfo): New variable.
8977 * config/avr/gen-avr-mmcu-texi.c: New file.
8978 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
8980 2012-05-08 Dehao Chen <dehao@google.com>
8982 * predict.c (find_qualified_ssa_name): New.
8983 (find_ssa_name_in_expr): New.
8984 (find_ssa_name_in_assign_stmt): New.
8985 (is_comparison_with_loop_invariant_p): New.
8986 (is_bound_expr_similar): New.
8987 (predict_iv_comparison): New.
8988 (predict_loops): Add heuristic for loop-nested branches that compare an
8989 induction variable to a loop bound variable.
8990 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
8992 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
8994 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
8995 TARGET_BDVER2 defines where appropriate.
8997 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
8999 * configure.ac (PLUGIN_LD): Rename into...
9000 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
9001 * config.in: Regenerate.
9002 * configure: Likewise.
9003 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
9005 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
9007 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
9008 computation using the precision of the index type.
9009 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
9010 (fold_array_ctor_reference): Do index computations in the index type.
9012 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
9014 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
9015 down to plus_constant.
9016 (expand_epilogue): Ditto.
9018 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9020 * postreload.c (reload_cse_regs): Make static.
9021 * reload.h (reload_cse_regs): Remove prototype.
9023 2012-05-07 Richard Henderson <rth@redhat.com>
9025 * config/alpha/alpha.md (clear_cache): New pattern.
9027 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9030 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
9031 is folded to a type boundary value, verify that the resulting case
9032 label is still a care range.
9034 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
9036 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
9037 only for TARGET_GENERIC, when not optimizing for size.
9038 (*ffs<mode>_1): Ditto.
9040 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9042 * tree-cfg.c (verify_gimple_switch): Tighten checks.
9044 2012-05-07 Jakub Jelinek <jakub@redhat.com>
9046 PR tree-optimization/53239
9047 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
9048 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
9050 2012-05-07 Richard Guenther <rguenther@suse.de>
9052 PR tree-optimization/53195
9053 * tree-inline.c (setup_one_parameter): Properly add referenced
9054 vars from the parameters new known value.
9056 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9058 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
9059 (sched_branch_type): Remove.
9060 (m68k_sched_md_init_global): Don't allocate it.
9061 (m68k_sched_md_finish_global): Don't free it.
9062 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
9063 * config/m68k/m68k.md: Set the type of insns using
9064 m68k_sched_branch_type to bcc directly.
9066 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9068 * config/sol2.c (solaris_override_options): New function.
9069 * config/sol2-protos.h (solaris_override_options): Declare.
9070 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
9072 2012-05-07 Richard Guenther <rguenther@suse.de>
9074 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
9075 whether we failed to compute data dependences.
9076 (loop_prefetch_arrays): Fail if we failed.
9078 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
9079 Paolo Bonzini <bonzini@gnu.org>
9081 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
9082 Emit bsf when optimizing for size.
9083 (*ffs<mode>_1): Ditto.
9085 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
9088 * config/sh/sh.c (sh_rtx_costs): Handle SET.
9090 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
9093 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
9094 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
9095 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
9097 (*bswapdi2_doubleword): New insn pattern.
9098 (*bswap<mode>2): Rename from *bswap<mode>2_1.
9100 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
9102 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
9103 (mips_set_reg_reg_cost): Likewise.
9104 (mips_rtx_costs): Handle SET.
9106 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
9108 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
9109 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
9110 to compute the cost of moves. Set the mode of the target register.
9112 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
9114 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
9115 plus_constant function.
9116 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
9117 that the mode is sensible.
9118 (use_anchored_address, round_push, allocate_dynamic_stack_space)
9119 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
9122 * alias.c (canon_rtx): Likewise.
9123 (init_alias_analysis): Likewise.
9124 * builtins.c (expand_builtin_return_addr)
9125 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
9126 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
9127 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
9128 (expand_builtin_stpcpy): Likewise.
9129 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
9130 (compute_argument_addresses, internal_arg_pointer_based_exp)
9131 (expand_call, emit_library_call_value_1): Likewise.
9132 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
9133 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
9134 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
9135 * cse.c (insert_const_anchor, find_reg_offset_for_const)
9136 (use_related_value, fold_rtx): Likewise.
9137 * cselib.c (cselib_subst_to_values): Likewise.
9138 * dse.c (record_store, check_mem_read_rtx): Likewise.
9139 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
9140 * emit-rtl.c (adjust_address_1): Likewise.
9141 * except.c (sjlj_emit_function_enter)
9142 (expand_builtin_extract_return_addr)
9143 (expand_builtin_frob_return_addr): Likewise.
9144 * expmed.c (expand_divmod): Likewise.
9145 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
9146 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
9147 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
9148 * function.c (assign_stack_local_1)
9149 (instantiate_virtual_regs_in_rtx): Likewise.
9150 * optabs.c (prepare_cmp_insn): Likewise.
9151 * recog.c (offsettable_address_addr_space_p): Likewise.
9152 * reload.c (find_reloads_address, form_sum)
9153 (find_reloads_subreg_address): Likewise.
9154 * reload1.c (init_reload, eliminate_regs_1)
9155 (eliminate_regs_in_insn): Likewise.
9156 * simplify-rtx.c (simplify_unary_operation_1)
9157 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
9158 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
9159 (vt_add_function_parameter): Likewise.
9161 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
9162 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
9163 * config/alpha/alpha.c (alpha_legitimize_address_1)
9164 (get_unaligned_address, alpha_expand_unaligned_load)
9165 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
9166 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
9167 (alpha_expand_builtin_establish_vms_condition_handler)
9168 (alpha_setup_incoming_varargs, emit_frame_store_1)
9169 (alpha_expand_prologue, alpha_expand_epilogue)
9170 (alpha_use_linkage): Likewise.
9171 * config/alpha/alpha.md: Likewise.
9173 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
9174 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
9175 (thumb_legitimize_address, arm_gen_load_multiple_1)
9176 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
9177 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
9178 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
9179 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
9180 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
9181 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
9182 (thumb_expand_movmemqi, arm_set_return_address)
9183 (thumb_set_return_address): Likewise.
9184 * config/arm/arm.md: Likewise.
9186 * config/avr/avr.c (avr_incoming_return_addr_rtx)
9187 (avr_prologue_setup_frame, expand_epilogue)
9188 (avr_const_address_lo16): Likewise.
9190 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
9191 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
9192 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
9193 (bfin_output_mi_thunk): Likewise.
9195 * config/c6x/c6x.c (c6x_initialize_trampoline)
9196 (c6x_output_mi_thunk): Likewise.
9198 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
9199 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
9201 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
9202 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
9203 (cris_emit_movem_store, cris_trampoline_init): Likewise.
9204 * config/cris/cris.md: Likewise.
9206 * config/darwin.c (machopic_indirect_data_reference)
9207 (machopic_legitimize_pic_address): Likewise.
9209 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
9210 (epiphany_expand_prologue, epiphany_expand_epilogue)
9211 (epiphany_trampoline_init): Likewise.
9212 * config/epiphany/epiphany.md: Likewise.
9214 * config/fr30/fr30.c (fr30_move_double): Likewise.
9216 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
9217 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
9218 (frv_index_memory, unspec_got_name, frv_find_base_term)
9219 (frv_output_dwarf_dtprel): Likewise.
9221 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
9222 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
9224 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
9225 * config/i386/i386.c (setup_incoming_varargs_64)
9226 (setup_incoming_varargs_ms_64, choose_baseaddr)
9227 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
9228 (ix86_emit_probe_stack_range, ix86_expand_prologue)
9229 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
9230 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
9231 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
9232 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
9233 (x86_output_mi_thunk): Likewise.
9234 * config/i386/i386.md: Likewise.
9236 * config/ia64/ia64.c (ia64_expand_load_address)
9237 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
9238 (do_spill, ia64_trampoline_init): Likewise.
9240 * config/iq2000/iq2000.c (iq2000_va_start)
9241 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
9242 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
9243 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
9245 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
9247 * config/m32c/m32c.c (m32c_return_addr_rtx)
9248 (m32c_expand_insv): Likewise.
9250 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
9251 (m32r_legitimize_pic_address, m32r_print_operand)
9252 (m32r_print_operand_address): Likewise.
9254 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
9255 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
9256 (EH_RETURN_HANDLER_RTX): Likewise.
9257 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
9258 (m68k_expand_epilogue, legitimize_pic_address)
9259 (m68k_output_mi_thunk): Likewise.
9260 * config/m68k/m68k.md: Likewise.
9262 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
9263 (mcore_expand_epilog): Likewise.
9264 * config/mcore/mcore.md: Likewise.
9266 * config/mep/mep.c (mep_allocate_initial_value)
9267 (mep_expand_prologue, mep_expand_epilogue): Likewise.
9269 * config/microblaze/microblaze.c (double_memory_operand)
9270 (microblaze_block_move_loop): Likewise.
9272 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
9273 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
9274 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
9275 (mips_expand_prologue, mips_epilogue_set_cfa)
9276 (mips_expand_epilogue): Likewise.
9277 * config/mips/mips.md: Likewise.
9279 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
9280 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
9282 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
9283 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
9285 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
9286 (EH_RETURN_HANDLER_RTX): Likewise.
9287 * config/moxie/moxie.c (moxie_static_chain): Likewise.
9289 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
9290 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
9291 (pa_return_addr_rtx, hppa_builtin_saveregs)
9292 (pa_trampoline_init): Likewise.
9293 * config/pa/pa.md: Likewise.
9295 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
9297 * config/picochip/picochip.c (picochip_static_chain): Likewise.
9299 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
9300 * config/rs6000/rs6000.c (rs6000_legitimize_address)
9301 (setup_incoming_varargs, print_operand, rs6000_return_addr)
9302 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
9303 (rs6000_emit_epilogue)
9304 (rs6000_machopic_legitimize_pic_address): Likewise.
9306 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
9308 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
9309 (DYNAMIC_CHAIN_ADDRESS): Likewise.
9310 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
9311 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
9312 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
9313 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
9314 (s390_emit_epilogue, s390_function_profiler): Likewise.
9315 * config/s390/s390.md: Likewise.
9317 * config/score/score.c (score_add_offset, score_prologue): Likewise.
9319 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
9320 (sh_output_mi_thunk): Likewise.
9321 * config/sh/sh.md: Likewise.
9323 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
9324 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
9325 * config/sparc/sparc.c (sparc_legitimize_pic_address)
9326 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
9327 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
9328 (emit_and_preserve): Likewise.
9329 * config/sparc/sparc.md: Likewise.
9331 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
9332 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
9333 (spu_setup_incoming_varargs, ea_load_store_inline)
9334 (spu_expand_load): Likewise.
9336 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
9337 (combine_bnp): Likewise.
9339 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
9340 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
9341 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
9343 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
9344 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
9345 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
9347 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
9348 * config/v850/v850.md: Likewise.
9350 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
9351 (EH_RETURN_HANDLER_RTX): Likewise.
9352 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
9353 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
9354 (print_operand_address, vax_trampoline_init): Likewise.
9356 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
9357 (xtensa_function_value_regno_p): Likewise.
9359 2012-05-04 Andrew Pinski <apinski@cavium.com>
9361 * expr.c (get_def_for_expr_class): New function.
9362 (convert_tree_comp_to_rtx): New function.
9363 (expand_cond_expr_using_cmove): New function.
9364 (expand_expr_real_2 <case COND_EXPR>): Call
9365 expand_cond_expr_using_cmove first and return if it succeeds.
9366 Remove the check for HAVE_conditional_move since we should have
9367 already converted it to a conditional move.
9368 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
9369 modes of DImode for 32bits and TImode.
9371 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
9374 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
9375 (print_md_ptr_loc, print_c_condition): Use them.
9376 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
9377 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
9378 attr_file, dfa_file, latency_file): New global variables.
9379 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
9380 write_upcase, write_indent, write_length_unit_log, write_test_expr,
9381 write_attr_get, write_insn_cases, write_eligible_delay,
9382 write_const_num_delay_slots): Accept FILE pointer and toss it around.
9384 (write_header, open_outfile, handle_arg): New funcions.
9385 (make_automaton_attrs): Write prototypes as extern to the output
9387 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
9388 names from the command line. Open the output files and write out
9389 internal functions for DFA functions to dfa_file_name, insn latency
9390 functions to latency_file_name, and everything else to attr_file.
9391 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
9392 (BACKEND): Build libbackend first.
9393 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
9394 (.PRECIOUS): Likewise.
9395 (insn-dfatab.o): New rule.
9396 (insn-latencytab.o): New rule.
9397 (simple_rtl_generated_c): Do not include insn-attrtab.c.
9398 (s-attrtab): New rule.
9400 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
9402 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
9403 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
9404 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
9405 * reorg.c (get_jump_flags): Do not set the removed flags.
9407 * doc/md.texi (attr_flag): Update for abovementioned changes.
9409 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
9412 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
9413 (TARGET_CMOV): Rename from TARGET_CMOVE.
9414 (TARGET_CMOVE): New define.
9415 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
9416 Do not set TARGET_CMOVE here.
9418 2012-05-04 Dodji Seketeli <dodji@redhat.com>
9420 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
9421 * opts.c (finish_options): Activate -Wunused-local-typedefs if
9422 -Wunused is activated.
9423 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
9425 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9427 * config/s390/s390.md (*movmem_short, *clrmem_short)
9428 (*cmpmem_short): Move the mode check from the insn condition to
9431 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
9433 PR tree-optimization/52633
9434 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
9435 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
9436 (vect_recog_over_widening_pattern): Remove handling of code that was
9437 already detected as over-widening pattern. Remove special handling
9438 of "unsigned" cases. Instead, support general case of conversion
9439 of the shift result to another type.
9441 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
9443 * tree-vect-patterns.c (vect_single_imm_use): New function.
9444 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
9445 (vect_recog_over_widening_pattern): Likewise.
9446 (vect_recog_widen_shift_pattern): Likewise.
9448 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
9450 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
9451 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
9452 (vect_recog_widen_mult_pattern): Likewise.
9453 (vect_operation_fits_smaller_type): Likewise.
9454 (vect_recog_over_widening_pattern): Likewise.
9455 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
9457 2012-05-04 Richard Guenther <rguenther@suse.de>
9460 * lto-wrapper.c (merge_and_complain): Complain about mismatches
9461 of -freg-struct-return and -fpcc-struct-return.
9462 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
9463 from the input file options and ignore those from the link
9466 2012-05-04 Richard Guenther <rguenther@suse.de>
9468 PR tree-optimization/53168
9469 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
9470 memory reads when the result is a constant we can pun.
9472 2012-05-04 Richard Guenther <rguenther@suse.de>
9474 * common.opt (flto-report): Do not mark as Optimization.
9476 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
9479 * recog.c (constrain_operands): If extra constraints are present, also
9480 accept pseudo-registers with equivalent memory locations during reload.
9482 2012-05-04 Olivier Hainque <hainque@adacore.com>
9484 * collect2.c (may_unlink_output_file): New global.
9485 (maybe_unlink): Honor it.
9486 * collect2.h: Add extern for it.
9487 * tlink.c (do_tlink): Set it to true if the link succeeded.
9489 2012-05-04 Olivier Hainque <hainque@adacore.com>
9491 * gcc.c (eval_spec_function): Finalize/restore the current string
9492 obstack state as part of the context push/pop operations.
9494 2012-05-04 Bin Cheng <bin.cheng@arm.com>
9496 PR rtl-optimization/52804
9497 * reload1.c (reload_reg_reaches_end_p): Check whether successor
9498 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
9499 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
9500 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
9501 RELOAD_FOR_OUTADDR_ADDRESS.
9503 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
9506 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
9507 for macro expansion.
9509 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9511 * flags.h (flag_permissive): Do not declare.
9512 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
9514 * toplev.c (flag_permissive): Do not define.
9515 * c-tree.h (system_header_p): Delete unused.
9517 2012-05-03 David S. Miller <davem@davemloft.net>
9520 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
9521 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
9522 (sparc_emit_float_lib_cmp): Likewise.
9524 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9527 * config/rs6000/rs6000.md (bswapdi splitters): If
9528 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
9529 default) is used, generate an alternate sequence that does not
9530 depend on using indexed addressing.
9532 2012-05-03 Jason Merrill <jason@redhat.com>
9534 * gengtype.c (write_types): Fix warning message.
9535 (write_local): Likewise.
9537 2012-05-02 Jason Merrill <jason@redhat.com>
9539 * dwarf2out.c (struct external_ref, build_local_stub): New.
9540 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
9541 (optimize_external_refs, optimize_external_refs_1): New.
9542 (change_AT_die_ref): New.
9543 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
9544 (build_abbrev_table): Take the external refs hashtable.
9545 (output_comp_unit): Get it from optimize_external_refs and pass it in.
9547 2012-05-03 Jan Hubicka <jh@suse.cz>
9550 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
9552 2012-05-03 Jan Hubicka <jh@suse.cz>
9555 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
9557 2012-05-03 Jason Merrill <jason@redhat.com>
9559 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
9560 use_debug_types to discriminate the die_id union.
9561 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
9562 (build_abbrev_table, output_die): Likewise.
9563 (prune_unused_types_walk_attribs): Likewise.
9564 (generate_type_signature, copy_declaration_context): Set it.
9565 (remove_child_or_replace_with_skeleton): Set it.
9566 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
9567 check use_debug_types.
9568 (dwarf2out_finish): Do break_out_includes after .debug_types.
9570 2012-05-03 Jason Merrill <jason@redhat.com>
9572 * dwarf2out.c (modified_type_die): Use scope_die_for.
9573 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
9574 (uses_local_type_r, uses_local_type): New.
9575 (scope_die_for): Keep a type that uses a local type in local scope.
9576 Use get_context_die for namespace and type scope.
9578 2012-05-03 Jason Merrill <jason@redhat.com>
9580 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
9582 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
9583 (dwarf2out_finish): Likewise.
9585 2012-05-03 Martin Jambor <mjambor@suse.cz>
9587 * builtins.c (get_object_alignment_1): Return whether we can determine
9588 the alignment or conservatively assume byte alignment. Return the
9589 alignment by reference. Use get_pointer_alignment_1 for dereference
9591 (get_pointer_alignment_1): Return whether we can determine the
9592 alignment or conservatively assume byte alignment. Return the
9593 alignment by reference. Use get_ptr_info_alignment to get SSA name
9595 (get_object_alignment): Update call to get_object_alignment_1.
9596 (get_object_or_type_alignment): Likewise, fall back to type alignment
9597 only when it returned false.
9598 (get_pointer_alignment): Update call to get_pointer_alignment_1.
9599 * fold-const.c (get_pointer_modulus_and_residue): Update call to
9600 get_object_alignment_1.
9601 * ipa-prop.c (ipa_modify_call_arguments): Update call to
9602 get_pointer_alignment_1.
9603 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
9604 of MEM_REF or TARGET_MEM_REF only when it returns false.
9605 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
9606 get_object_alignment_1.
9607 (ccp_finalize): Use set_ptr_info_alignment.
9608 * tree.h (get_object_alignment_1): Update declaration.
9609 (get_pointer_alignment_1): Likewise.
9610 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
9611 (dump_gimple_stmt): Likewise.
9612 * tree-flow.h (ptr_info_def): Updated comments of fields align and
9614 (get_ptr_info_alignment): Declared.
9615 (mark_ptr_info_alignment_unknown): Likewise.
9616 (set_ptr_info_alignment): Likewise.
9617 (adjust_ptr_info_misalignment): Likewise.
9618 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
9619 and set alignment of SSA names.
9620 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
9621 mark_ptr_info_alignment_unknown.
9622 * tree-ssanames.c (get_ptr_info_alignment): New function.
9623 (mark_ptr_info_alignment_unknown): Likewise.
9624 (set_ptr_info_alignment): Likewise.
9625 (adjust_ptr_info_misalignment): Likewise.
9626 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
9627 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
9629 (bump_vector_ptr): Likewise.
9630 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
9631 (vectorizable_store): Likewise.
9632 (vectorizable_load): Likewise.
9634 2012-05-03 Michael Matz <matz@suse.de>
9636 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
9637 in front of basic_block_def.
9638 (struct basic_block_def): Make il.gimple the full struct, not a
9640 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
9642 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
9643 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
9644 NULL il.gimple, which can't happen anymore.
9645 * gimple.h (bb_seq): il.gimple can't be NULL.
9646 (bb_seq_add): Ditto.
9647 (set_bb_seq): Adjust.
9648 (gsi_start_bb, gsi_last_bb): Tidy.
9649 * lto-streamer-in.c (make_new_block): Don't zero members that
9650 are zeroed already, don't allocate a gimple_bb_info.
9651 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
9652 (remove_bb): Clear all il.gimple members.
9653 (gimple_verify_flow_info): Adjust for flat il.gimple.
9654 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
9656 * coretypes.h (const_gimple_seq): Remove typedef.
9657 * gimple.h (gimple_seq_first): Take gimple_seq.
9658 (gimple_seq_first_stmt): Ditto.
9659 (gimple_seq_last): Ditto.
9660 (gimple_seq_last_stmt): Ditto.
9661 (gimple_seq_empty_p): Ditto.
9663 2012-05-03 Richard Guenther <rguenther@suse.de>
9665 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
9667 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
9668 (compute_avail): Do not add possibly trapping operations to
9669 EXP_GEN if they might not be executed in the block.
9671 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
9673 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
9675 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
9677 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
9678 information as early as possible. Update dominance info instead of
9681 2012-05-03 Richard Guenther <rguenther@suse.de>
9683 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
9684 (union_contains_value): Remove.
9685 (vro_valid_in_sets): Likewise.
9686 (op_valid_in_sets): New function.
9687 (valid_in_sets): Use op_valid_in_sets.
9688 (insert_into_preds_of_block): Move dumping ...
9689 (do_regular_insertion): ... here.
9690 (do_partial_partial_insertion): ... and here. Dump that
9691 we've found a partial partial redundancy.
9692 (insert): Dump the current insert iteration.
9694 2012-05-03 Jakub Jelinek <jakub@redhat.com>
9697 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
9698 append program name to it and pass that as first argument
9699 to make_relative_prefix. Always pass standard_libexec_prefix
9700 as last argument to make_relative_prefix. If
9701 make_relative_prefix returns NULL, fall back to
9702 standard_libexec_prefix.
9705 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
9709 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
9710 mode, return that mode.
9713 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
9714 define __ATOMIC_HLE_* macros here.
9715 (ix86_target_macros): But here, using cpp_define_formatted.
9717 2012-05-03 Richard Guenther <rguenther@suse.de>
9719 PR tree-optimization/53144
9720 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
9722 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
9723 with SSA name values.
9724 (vn_reference_lookup_3): Adjust callers.
9726 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
9728 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
9729 has_fma4 for AMD processors with both fma3 and fma4 support.
9731 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
9734 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
9737 2012-05-03 Michael Matz <matz@suse.de>
9740 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
9741 (dse_enter_block): Properly iterate the whole sequence even
9742 if the last statement was removed.
9744 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
9746 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
9747 unset flag_jump_tables.
9748 * stmt.c (expand_case): Remove special flag_pic case conditional
9749 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
9751 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
9753 * common/config/s390/s390-common.c (s390_option_optimization_table):
9754 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
9755 default when optimizing.
9757 2012-05-02 Martin Jambor <mjambor@suse.cz>
9760 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
9761 of a variable when the contect is a function.
9763 2012-05-02 Michael Matz <matz@suse.de>
9765 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
9766 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
9767 (const_gimple_seq_node): Remove.
9768 (gimple_seq_node): Typedef as gimple.
9769 (struct gimple_statement_base): Add next and prev members,
9770 adjust all WORD markers in using structs.
9771 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
9772 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
9773 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
9774 gimple are the same.
9775 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
9777 (gimple_init_singleton): New function.
9778 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
9779 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
9781 (gsi_stmt_ptr): Remove.
9782 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
9784 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
9785 again, adjust for above changes.
9786 (update_call_edge_frequencies): Adjust for above changes.
9787 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
9788 (gsi_insert_seq_nodes_after): Ditto.
9789 (gsi_split_seq_after): Ditto.
9790 (gsi_set_stmt): Ditto.
9791 (gsi_split_seq_before): Ditto.
9792 (gsi_remove): Ditto.
9793 (gsi_insert_seq_before_without_update): Don't free sequence.
9794 (gsi_insert_seq_after_without_update): Ditto.
9795 (gsi_replace): Assert some more invariants.
9796 (gsi_insert_before_without_update, gsi_insert_after_without_update):
9798 (gsi_for_stmt): Don't search for stmt.
9799 (gsi_insert_on_edge_immediate): Tidy.
9801 * gimple.c (gimple_alloc_k): Remove "sequences".
9802 (gimple_seq_cache): Remove.
9803 (gimple_alloc_stat): Make stmt a singleton sequence.
9804 (gimple_seq_alloc, gimple_seq_free): Remove.
9805 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
9806 (gimple_copy): Ditto.
9807 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
9808 create iterator from correct sequence.
9809 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
9811 2012-05-02 Michael Matz <matz@suse.de>
9813 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
9815 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
9816 sequence, lazily allocate it.
9817 (bb_seq_addr): New function.
9818 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
9819 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
9820 (gsi_none): New function.
9821 (gsi_start_bb): Adjust.
9822 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
9823 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
9824 (gsi_last_bb): Adjust.
9826 * tree-flow-inline.h (phi_nodes_ptr): New function.
9828 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
9829 datastructure and interface change.
9830 (gsi_insert_seq_before_without_update): Ditto.
9831 (gsi_insert_seq_nodes_after): Ditto.
9832 (gsi_insert_seq_after_without_update): Ditto.
9833 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
9834 (gsi_split_seq_before): Ditto.
9835 (gsi_start_phis): Adjust.
9836 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
9837 (vect_transform_loop): Ditto.
9838 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
9839 gimple_seq_copy): Don't use gimple_seq_alloc.
9840 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
9841 (gimplify_seq_add_seq): Ditto.
9842 * lto-streamer-in.c (make_new_block): Ditto.
9843 * tree-cfg.c (create_bb): Ditto.
9844 * tree-sra.c (initialize_parameter_reductions): Ditto.
9846 2012-05-02 Michael Matz <matz@suse.de>
9848 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
9849 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
9850 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
9851 set_bb_seq): Move down to after gimple_statement_d definition.
9853 2012-05-02 Michael Matz <matz@suse.de>
9855 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
9856 gsi_replace_with_seq, instead of inserting itself.
9857 * gimple-iterator.c (gsi_replace_with_seq): New function.
9858 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
9859 iterator instead of statement, advance it.
9860 (ssa_forward_propagate_and_combine): Adjust call to above.
9862 2012-05-02 Michael Matz <matz@suse.de>
9864 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
9866 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
9867 * tree-nested.c (walk_gimple_omp_for): Ditto.
9868 * trans-mem.c (lower_transaction): Ditto.
9869 * tree-eh.c (do_return_redirection): Ditto.
9870 (do_goto_redirection): Ditto.
9871 (lower_try_finally_switch): Ditto.
9872 * gimplify.c (gimplify_stmt): Ditto.
9873 (gimplify_scan_omp_clauses): Ditto.
9874 (gimplify_omp_for): Ditto.
9875 (gimplify_function_tree): Ditto.
9876 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
9877 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
9878 (mf_build_check_statement_for): Ditto.
9879 (mx_register_decls): Ditto.
9880 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
9881 and don't use itertors to append.
9882 (insert_stmts): Ditto.
9883 (insert_out_of_ssa_copy): Ditto.
9884 (insert_out_of_ssa_copy_on_edge): Ditto.
9886 2012-05-02 Michael Matz <matz@suse.de>
9888 * gimple.h (gimple_bind_body_ptr): New function.
9889 (gimple_bind_body): Use it.
9890 (gimple_catch_handler): Use gimple_catch_handler_ptr.
9891 (gimple_eh_filter_failure_ptr): New function.
9892 (gimple_eh_filter_failure): Use it.
9893 (gimple_eh_else_n_body_ptr): New function.
9894 (gimple_eh_else_n_body): Use it.
9895 (gimple_eh_else_e_body_ptr): New function.
9896 (gimple_eh_else_e_body): Use it.
9897 (gimple_try_eval_ptr): New function.
9898 (gimple_try_eval): Use it.
9899 (gimple_try_cleanup_ptr): New function.
9900 (gimple_try_cleanup): Use it.
9901 (gimple_wce_cleanup_ptr): New function.
9902 (gimple_wce_cleanup): Use it.
9903 (gimple_omp_body_ptr): New function.
9904 (gimple_omp_body): Use it.
9905 (gimple_omp_for_pre_body_ptr): New function.
9906 (gimple_omp_for_pre_body): Use it.
9907 (gimple_transaction_body_ptr): New function.
9908 (gimple_transaction_body): Use it.
9909 (gsi_split_seq_before): Adjust to return nothing and take pointer
9911 (gsi_set_stmt): Declare.
9912 (gsi_replace_with_seq): Declare.
9913 (walk_gimple_seq_mod): Declare.
9914 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
9916 * gimple-iterator.c (gsi_set_stmt): New function.
9917 (gsi_split_seq_before): Return new sequence via pointer argument.
9918 (gsi_replace): Use gsi_set_stmt.
9920 * tree-ssa-loop-im.c (move_computations_stmt): First remove
9922 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
9923 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
9925 (reserve_phi_args_for_new_edge): Change call to above,
9928 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
9929 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
9930 iterators. Adjust call to lower_omp.
9931 (lower_lastprivate_clauses): Adjust call to lower_omp.
9932 (lower_reduction_clauses): Ditto.
9933 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
9934 (lower_omp_sections): Don't explicitely count sequence length,
9935 nullify lowered bodies earlier, ensure stmts are part of only
9936 one sequence, adjust call to lower_omp.
9937 (lower_omp_single): Ensure stmts are part of only one sequence,
9938 adjust call to lower_omp.
9939 (lower_omp_master): Ditto.
9940 (lower_omp_ordered): Ditto.
9941 (lower_omp_critical): Ditto.
9942 (lower_omp_for): Ditto.
9943 (lower_omp_taskreg): Ditto, tidy.
9944 (lower_omp_1): Adjust calls to lower_omp.
9945 (execute_lower_omp): Ditto.
9946 (lower_omp): Adjust to take pointer to sequence.
9947 (diagnose_sb_2): Use walk_gimple_seq_mod.
9948 (diagnose_omp_structured_block_errors): Ditto and set possibly
9949 changed function body.
9950 * gimple-low.c (lower_function_body): Set function body after
9952 (lower_sequence): Adjust to take pointer to sequence.
9953 (lower_omp_directive): Ensure stmt isn't put twice into the
9954 sequence, adjust call to lower_sequence.
9955 (lower_stmt): Adjust calls to lower_sequence.
9956 (lower_gimple_bind): Ditto.
9957 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
9958 * tree-nested.c (walk_body): Take pointer to sequence, use
9959 walk_gimple_seq_mod.
9960 (walk_function): Adjust call to walk_body, set possibly changed body.
9961 (walk_gimple_omp_for): Adjust calls to walk_body.
9962 (convert_nonlocal_omp_clauses): Ditto.
9963 (convert_nonlocal_reference_stmt): Ditto.
9964 (convert_local_omp_clauses): Ditto.
9965 (convert_local_reference_stmt): Ditto.
9966 (convert_tramp_reference_stmt): Ditto.
9967 (convert_gimple_call): Ditto.
9968 (convert_nl_goto_reference): Use local iterator copy.
9969 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
9970 but taking pointer to sequence, ensure gsi_start is called with
9972 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
9973 asserting that the sequence head didn't change.
9974 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
9975 walk_gimple_seq_mod.
9976 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
9977 (execute_lower_tm): Ditto, and set possibly changed body.
9978 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
9979 call gsi_start with that lvalue.
9980 (replace_goto_queue_stmt_list): Ditto.
9981 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
9982 (replace_goto_queue): Ditto.
9983 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
9984 (lower_try_finally_onedest): Ditto.
9985 (lower_try_finally_copy): Ditto.
9986 (lower_try_finally_switch): Ditto.
9987 (lower_try_finally): Ditto.
9988 (lower_eh_filter): Ditto.
9989 (lower_eh_must_not_throw): Ditto.
9990 (lower_cleanup): Ditto.
9991 (lower_eh_constructs_2): Ditto.
9992 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
9993 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
9994 set possibly changed body.
9995 (optimize_double_finally): Call gsi_start with lvalue.
9997 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
9998 (gimple_split_block): Ditto.
9999 (gimple_merge_blocks): Use gsi_start_phis.
10000 (move_stmt_r): Use walk_gimple_seq_mod.
10001 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
10002 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
10003 (rebuild_cgraph_edges): Ditto.
10004 (cgraph_rebuild_references): Ditto.
10005 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
10006 * tree-inline.c (copy_phis_for_bb): Ditto.
10007 * tree-ssa-dce.c: Ditto.
10009 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
10011 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
10012 Andi Kleen <ak@linux.intel.com>
10014 * coretypes.h (MEMMODEL_MASK): New.
10015 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
10016 and return new variable.
10017 (expand_builtin_atomic_exchange): Mask memmodel values.
10018 (expand_builtin_atomic_compare_exchange): Ditto.
10019 (expand_builtin_atomic_load): Ditto.
10020 (expand_builtin_atomic_store): Ditto.
10021 (expand_builtin_atomic_clear): Ditto.
10022 * doc/extend.texi: Mention port-dependent memory model flags.
10023 * config/i386/cpuid.h (bit_HLE): New.
10024 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
10026 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
10027 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
10028 (ix86_target_string)<-mhle>: New.
10029 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
10030 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
10031 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
10032 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
10033 enabled for generic, generic64 and core-avx2.
10034 (ix86_print_operand): Generate HLE lock prefixes.
10035 (ix86_memmodel_check): New.
10036 (TARGET_MEMMODEL_CHECK): Ditto.
10037 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
10038 (IX86_HLE_ACQUIRE): Ditto.
10039 (IX86_HLE_RELEASE): Ditto.
10040 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
10041 * config/i386/i386.opt (mhle): Ditto.
10042 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
10043 success model to instruction emitter.
10044 (atomic_fetch_add<mode>): Ditto.
10045 (atomic_exchange<mode>): Ditto.
10046 (atomic_add<mode>): Ditto.
10047 (atomic_sub<mode>): Ditto.
10048 (atomic_<code><mode>): Ditto.
10049 (*atomic_compare_and_swap_doubledi_pic): Ditto.
10050 (atomic_compare_and_swap_single<mode>): Define and use argument
10052 (atomic_compare_and_swap_double<mode>): Ditto.
10053 * configure.ac: Check if assembler support HLE prefixes.
10054 * configure: Regenerate.
10055 * config.in: Ditto.
10057 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
10059 PR middle-end/53153
10060 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
10062 (gimplify_switch_expr): ... here.
10063 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
10064 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
10065 to clean up case labels with values outside the index type range.
10066 (simplify_gimple_switch): Call it if something changed.
10067 Remove strange and unnecessary assert.
10069 2012-05-02 Richard Guenther <rguenther@suse.de>
10071 * fold-const.c (div_if_zero_remainder): sizetypes no longer
10073 (int_const_binop_1): New worker for int_const_binop with
10074 overflowable parameter. Pass it through to force_fit_type_double.
10075 (int_const_binop): Wrap around int_const_binop_1 with overflowable
10077 (size_binop_loc): Call int_const_binop_1 with overflowable equal
10078 to minus one, forcing overflow detection for even unsigned types.
10079 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
10080 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
10081 * stor-layout.c (initialize_sizetypes): sizetypes no longer
10083 (layout_type): For zero-sized arrays ignore overflow on the
10085 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
10086 (bit_value_binop_1): Likewise.
10087 * tree.c (double_int_to_tree): Likewise.
10088 (double_int_fits_to_tree_p): Likewise.
10089 (force_fit_type_double): Likewise.
10090 (host_integerp): Likewise.
10091 (int_fits_type_p): Likewise.
10092 * varasm.c (output_constructor_regular_field): Sign-extend the
10093 field-offset to cater for negative offsets produced by the Ada
10095 * omp-low.c (extract_omp_for_data): Convert the loop step to
10096 signed for pointer adjustments.
10098 2012-05-02 Richard Guenther <rguenther@suse.de>
10100 * tree.c (valid_constant_size_p): New function.
10101 * tree.h (valid_constant_size_p): Declare.
10102 * cfgexpand.c (expand_one_var): Adjust check for too large
10103 variables by using valid_constant_size_p.
10104 * varasm.c (assemble_variable): Likewise.
10106 * c-decl.c (grokdeclarator): Properly check for sizes that
10107 cover more than half of the address-space.
10109 2012-05-02 Jakub Jelinek <jakub@redhat.com>
10111 PR tree-optimization/53163
10112 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
10113 return value from compute_all_dependences.
10115 PR rtl-optimization/53160
10116 * ree.c (combine_reaching_defs): Handle the case where cand->insn
10117 has been modified by ree pass already.
10119 2012-05-01 Ian Lance Taylor <iant@google.com>
10122 * c-decl.c (build_compound_literal): Make the decl readonly if it
10123 an array of a readonly type.
10124 * gimplify.c (gimplify_compound_literal_expr): Add fallback
10125 parameter. Change all callers. If the decl is not addressable
10126 and is not an l-value, make it readonly.
10128 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
10130 * ira.c (allocated_reg_info_size): New static variable.
10131 (expand_reg_info): Manage it. Call
10132 setup_preferred_alternate_classes_for_new_pseudos.
10133 (ira): Don't do it here. Remove local allocated_reg_info_size,
10134 set the global before calling find_moveable_pseudos.
10135 (find_moveable_pseudos): Call expand_reg_info rather than
10138 2012-05-01 Richard Henderson <rth@redhat.com>
10140 * common.opt (fsync-libcalls): New.
10141 * doc/invoke.texi: Document it.
10142 * optabs.c (init_sync_libfuncs): Honor it.
10144 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
10145 Richard Sandiford <r.sandiford@uk.ibm.com>
10147 PR rtl-optimization/52543
10148 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
10150 * lower-subreg.h: New file.
10151 * target-globals.h (this_target_lower_subreg): Declare.
10152 (target_globals): Add lower_subreg;
10153 (restore_target_globals): Restore this_target_lower_subreg.
10154 * target-globals.c: Include it.
10155 (default_target_globals): Add default_target_lower_subreg.
10156 (save_target_globals): Initialize target_lower_subreg.
10157 * rtl.h (init_lower_subreg): Added declaration.
10158 * toplev.c (backend_init_target): Call initializer for lower-subreg
10160 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
10161 (default_target_lower_subreg): New variable.
10162 (this_target_lower_subreg): Likewise.
10163 (twice_word_mode, choices): New macros.
10164 (shift_cost, compute_splitting_shift, compute_costs)
10165 (init_lower_subreg): New functions.
10166 (resolve_simple_move): Add speed_p argument. Check choices.
10167 (find_pseudo_copy): Don't check the mode size here.
10168 (resolve_simple_move): Assert the mode size.
10169 (find_decomposable_shift_zext): Add speed_p argument and return
10170 a bool. Check choices.
10171 (resolve_shift_zext): Add comment.
10172 (dump_shift_choices, dump_choices): New functions.
10173 (decompose_multiword_subregs): Dump list of profitable
10174 transformations. Add code to skip non profitable transformations.
10175 Update calls to simple_move and find_decomposable_shift_zext.
10177 2012-05-01 Ian Bolton <ian.bolton@arm.com>
10178 Sameera Deshpande <sameera.deshpande@arm.com>
10179 Greta Yorsh <greta.yorsh@arm.com>
10181 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
10182 (thumb1_unexpanded_epilogue): ...this.
10183 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
10184 (thumb1_unexpanded_epilogue): ...this.
10185 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
10186 (thumb1_unexpanded_epilogue): ...this.
10188 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
10190 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
10191 comparing enumeration values. Update comments.
10193 2012-05-01 Alan Modra <amodra@gmail.com>
10196 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
10197 load_cr_save, add_crlr_cfa_restore): New functions.
10198 (rs6000_restore_saved_cr): Rename to..
10199 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
10200 (rs6000_emit_epilogue): Use new functions. Adjust condition
10201 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
10202 regs when using out-of-line restore only when shrink wrapping.
10204 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
10206 PR middle-end/53136
10207 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
10208 calls to cgraph_node_name in xstrdup.
10209 (ipa_make_edge_direct_to_target): Ditto.
10210 * cgraph.c (dump_cgraph_node): Ditto.
10211 * tree-sra.c (convert_callers_for_node): Ditto.
10212 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
10213 * ipa-cp.c (perhaps_add_new_callers): Ditto.
10214 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
10215 (cgraph_materialize_all_clones): Ditto.
10216 * ipa-inline.c (report_inline_failed_reason): Ditto.
10217 (want_early_inline_function_p): Ditto.
10218 (edge_badness): Ditto.
10219 (update_edge_key): Ditto.
10220 (flatten_function): Ditto.
10221 (ipa_inline): Ditto.
10222 (inline_always_inline_functions): Ditto.
10223 (early_inline_small_functions): Ditto.
10225 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
10228 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
10229 constraints 0 and 1.
10231 012-04-30 Jan Hubicka <jh@suse.cz>
10233 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
10234 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
10235 (cgraph_add_to_same_comdat_group): Remove.
10236 (cgraph_add_asm_node): Move to cgraphunit.c.
10237 (cgraph_make_decl_local): Move to symtab.c
10238 (cgraph_make_node_local_1): Update.
10239 (cgraph_can_remove_if_no_direct_calls_and): Update.
10240 (used_from_object_file_p): Update.
10241 (resolution_used_from_other_file_p): Move to symtab.c
10242 (cgraph_used_from_object_file_p): move to symtab.c
10243 (verify_cgraph_node): Verify same comdat groups.
10244 * cgraph.h (cgraph_asm_node): Rename to ...
10245 (asm_node): ... this one.
10246 (cgraph_asm_nodes): Rename to ...
10247 (asm_nodes): ... this one.
10248 (symtab_add_to_same_comdat_group): New function.
10249 (symtab_dissolve_same_comdat_group_list): New function.
10250 (symtab_used_from_object_file_p): Declare.
10251 (symtab_make_decl_local): Declare.
10252 (cgraph_add_to_same_comdat_group): Remove.
10253 (cgraph_add_asm_node): Remove.
10254 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
10256 (cgraph_finalize_compilation_unit): Rename to ...
10257 (finalize_compilation_unit): ... this one.
10258 (cgraph_optimize): Rename to ....
10259 (compile): ... this one.
10260 (add_asm_node): Declare.
10261 (fixup_same_cpp_alias_visibility): Declare.
10262 (cgraph_make_decl_local): Remove.
10263 (varpool_assemble_pending_decls): Rename to ...
10264 (varpool_output_variables): ... this one.
10265 (varpool_remove_unreferenced_decls): Remove.
10266 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
10267 (preserve_function_body_p): Make static.
10268 * toplev.c (compile_file): Update comments; update.
10269 * cgraphunit.c: Update comments.
10270 (cgraph_expand_all_functions): Rename to ...
10271 (expand_all_functions): ... this one; update.
10272 (cgraph_mark_functions_to_output): Rename to ...
10273 (mark_functions_to_output): ... this one; cleanup.
10274 (cgraph_output_pending_asms): Remove prototype.
10275 (asm_nodes, asm_last_node): New static vars.
10276 (cgraph_process_new_functions): Update.
10277 (cgraph_reset_node): Cleanup; add comment.
10278 (cgraph_add_new_function): Update.
10279 (cgraph_output_pending_asms): Rename to ...
10280 (output_asm_statements): ... this one.
10281 (add_asm_node): New function.
10282 (fixup_same_cpp_alias_visibility): New function based on code
10283 in cgraph_analyze_function.
10284 (cgraph_analyze_function): Use it.
10285 (cgraph_order_sort): Update.
10286 (cgraph_output_in_order): Update.
10287 (cgraph_function_versioning): Update.
10288 (cgraph_optimize): Rename to ...
10289 (compile): ... this one; initialize streamer hooks here.
10290 (cgraph_finalize_compilation_unit): Rename to ...
10291 (finalize_compilation_unit): ... this one; do not initialize streamer
10293 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
10294 * dwarf2out.c: Update ocmment.
10295 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
10296 * method.c (use_thunk): Likewise.
10297 * semantics.c (maybe_add_lambda_conv_op): Likewise.
10298 * decl2.c (maybe_emit_vtables): Likewise.
10299 (cp_write_global_declarations): Use finalize_compilation_unit.
10300 * parser.c (cp_parser_asm_definition): Use add_asm_node.
10301 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
10302 * c-decl.c (c_write_global_declarations): Use
10303 finalize_compilation_unit.
10304 * langhooks.c (write_global_declarations): Update.
10305 * ipa.c (cgraph_externally_visible_p): Update.
10306 (dissolve_same_comdat_group_list): Remove.
10307 (function_and_variable_visibility): Update.
10308 * symtab.c: Inlcude lto-streamer.h and rtl.h
10309 (ld_plugin_symbol_resolution_names): New.
10310 (symtab_add_to_same_comdat_group): New.
10311 (symtab_dissolve_same_comdat_group_list): New.
10312 (resolution_used_from_other_file_p): Move here from cgraph.c
10313 (symtab_used_from_object_file_p): New.
10314 (symtab_make_decl_local): New.
10315 * passes.c (register_pass): Update comments.
10316 * c-parser.c (c_parser_asm_definition): Update.
10317 * varpool.c (varpool_analyze_node): Use
10318 fixup_same_cpp_alias_visibility.
10319 (varpool_remove_unreferenced_decls): Make static.
10320 (varpool_assemble_pending_decls): Rename to ...
10321 (varpool_output_variables): ... this one; call
10322 varpool_remove_unreferenced_decls.
10323 (varpool_used_from_object_file_p): Remove.
10325 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
10328 * c-typeck.c (build_array_ref): Call
10329 convert_vector_to_pointer_for_subscript.
10330 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
10332 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
10334 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
10335 to compile-time "mode == <MODE>mode" checks.
10336 (and splitter): Ditto.
10338 2012-04-30 Richard Henderson <rth@redhat.com>
10340 * config/arm/arm.md (UNSPEC_LL): New.
10341 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
10342 (arm_load_exclusivedi): Use %H0.
10344 2012-04-30 Jason Merrill <jason@redhat.com>
10346 * dwarf2out.c (comdat_symbol_id): Add const.
10347 (union die_symbol_or_type_node): Add const to die_symbol.
10348 (output_die_symbol, output_die, output_comp_unit): Adjust.
10350 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
10352 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
10353 * config/arm/neon.md (negdi2_neon): New insn.
10354 Also add splitters for core and NEON registers.
10356 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
10358 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
10359 (arm_print_operand): Add 'x' format.
10360 * config/arm/constraints.md (Dn): Allow const_int.
10361 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
10362 Use 'x' format to print constants.
10363 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
10364 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
10366 (movdi_vfp_cortexa8): Likewise.
10368 2012-04-30 Ian Bolton <ian.bolton@arm.com>
10369 Sameera Deshpande <sameera.deshpande@arm.com>
10370 Greta Yorsh <greta.yorsh@arm.com>
10372 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
10373 * config/arm/arm.c (ldm_stm_operation_p): New function.
10374 * config/arm/predicates.md (load_multiple_operation): Update predicate.
10375 (store_multiple_operation): Likewise.
10377 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
10378 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
10379 * config/arm/predicates.md (load_multiple_operation): Add arguments.
10380 (store_multiple_operation): Likewise.
10382 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
10384 * config/i386/i386.md (and<mode>3): Expand masking operations with
10385 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
10386 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
10388 2012-04-30 Dodji Seketeli <dodji@redhat.com>
10390 Add -Wvarargs option
10391 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
10392 argument for the various warning_at calls.
10393 * docs/invoke.texi: Update the documentation.
10395 2012-04-30 Dodji Seketeli <dodji@redhat.com>
10397 Switch -ftrack-macro-expansion=2 on by default.
10398 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
10401 Fix va_start related location
10402 * builtins.c (fold_builtin_next_arg): Unwinds to the first
10403 location in real source code.
10405 Make conversion warnings work on NULL with -ftrack-macro-expansion
10406 * input.h (expansion_point_location_if_in_system_header): Declare
10408 * input.c (expansion_point_location_if_in_system_header): Define it.
10410 Fix -Wuninitialized for -ftrack-macro-expansion
10411 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
10412 declaration. Use linemap_location_before_p for source locations.
10414 Strip "<built-in>" loc from displayed expansion context
10415 * input.c (expand_location_1): When expanding to spelling location
10416 in a context of a macro expansion, skip reserved system header
10417 locations. Update comments. * tree-diagnostic.c
10418 (maybe_unwind_expanded_macro_loc): Likewise.
10420 Make expand_location resolve to locus in main source file
10421 * input.c (expand_location_1): New. Takes a parameter to choose
10422 whether to resolve the location to spelling or expansion point.
10423 Was factorized from ...
10424 (expand_location): ... here.
10425 (expand_location_to_spelling_point): New. Implemented in terms of
10427 * diagnostic.c (diagnostic_build_prefix): Use the new
10428 expand_location_to_spelling_point instead of expand_location.
10430 Fix PCH crash on GTYed pointer-to-scalar field of a struct
10431 * gengtype.c (write_types_process_field): Force second argument of
10432 the call to the PCH object hierarchy walker to be 'x'.
10434 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
10436 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
10437 predicate to discriminate types.
10439 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
10441 * doc/invoke.texi (Wmissing-format-attribute): Document as an
10442 alias of Wsuggest-attribute=format.
10443 * c-typeck.c (convert_for_assignment): Replace
10444 Wmissing-format-attribute with Wsuggest-attribute=format.
10445 (digest_init): Likewise.
10447 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
10449 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
10450 * common.opt (Wmissing-noreturn): Alias of
10451 -Wsuggest-attribute=noreturn.
10453 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
10456 * config/cris/cris.md (andqu): New peephole2.
10457 (andu): Tweak head comment.
10459 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10460 Steven Bosscher <steven@gcc.gnu.org>
10461 Maxim Kuvyrkov <maxim@codesourcery.com>
10463 PR tree-optimization/38785
10464 * common.opt (ftree-partial-pre): New option.
10465 * doc/invoke.texi: Document it.
10466 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
10467 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
10468 benefit speed path.
10469 (execute_pre): Use flag_tree_partial_pre.
10471 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10474 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
10477 2012-04-27 Ollie Wild <aaw@google.com>
10479 * doc/invoke.texi (Wliteral-suffix): Document new option.
10481 2012-04-27 Tom Tromey <tromey@redhat.com>
10483 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
10484 (dwarf_tag_name): Use get_DW_TAG_name.
10485 (dwarf_attr_name): Use get_DW_AT_name.
10486 (dwarf_form_name): Use get_DW_FORM_name.
10487 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
10489 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
10491 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
10492 arguments are -1 and 0, by negating the result of the conditional.
10494 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
10497 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
10499 2012-04-27 Richard Guenther <rguenther@suse.de>
10501 * tree-flow.h (is_hidden_global_store): Remove.
10502 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
10503 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
10504 (stmt_may_clobber_global_p): Likewise.
10505 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
10506 (stmt_may_clobber_global_p): Likewise.
10507 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
10508 stmt_may_clobber_global_p.
10509 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
10511 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
10513 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
10516 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
10517 reorganize some fields and update comments. Rename bit_test_uniq
10518 and bit_test_count to uniq resp. count. Remove bit_test_bb.
10519 (collect_switch_conv_info): New function, collects info about a
10520 GIMPLE_SWITCH into a struct switch_conv_info.
10521 (check_range): Simplify to use pre-recorded info. Fix think-o in
10522 range-branch ratio check.
10523 (check_process_case): Remove function.
10524 (check_all_empty_except_final): New function, verifies that all
10525 non-final basic blocks are empty.
10526 (process_switch): Simplify to use pre-recorded info. Call
10527 collect_switch_conv_info to do that. Assert that degenerate switch
10528 statements have been cleaned up.
10530 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
10532 PR middle-end/27139
10533 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
10535 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
10538 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
10540 2012-04-27 Tom de Vries <tom@codesourcery.com>
10542 PR tree-optimization/51879
10543 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
10544 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
10546 (defs_to_varying): ... here. Don't set use_processed.
10547 (visit_reference_op_call): Handle gimple_vdef.
10548 Handle case that lhs is NULL_TREE.
10549 (visit_use): Use mark_use_processed. Handle calls with side-effect
10550 using visit_reference_op_call.
10552 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
10554 * sched-deps.c (fixup_sched_groups): Rename to...
10555 (chain_to_prev_insn): ...this.
10556 (chain_to_prev_insn_p): New function.
10557 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
10559 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
10561 * sched-int.h (_haifa_insn_data): Move priority_status.
10563 (INSN_MODEL_INDEX): New macro.
10564 * haifa-sched.c (insn_delay): New function.
10565 (sched_regno_pressure_class): Update commentary.
10566 (mark_regno_birth_or_death): Pass the liveness bitmap and
10567 pressure array as arguments, instead of using curr_reg_live and
10568 curr_reg_pressure. Only update the pressure if the bit in the
10569 liveness set has changed.
10570 (initiate_reg_pressure_info): Always trust the live-in set for
10571 SCHED_PRESSURE_MODEL.
10572 (initiate_bb_reg_pressure_info): Update call to
10573 mark_regno_birth_or_death.
10574 (dep_list_size): Take the list as argument.
10575 (calculate_reg_deaths): New function, extracted from...
10576 (setup_insn_reg_pressure_info): ...here.
10577 (MODEL_BAR): New macro.
10578 (model_pressure_data, model_insn_info, model_pressure_limit)
10579 (model_pressure_group): New structures.
10580 (model_schedule, model_worklist, model_insns, model_num_insns)
10581 (model_curr_point, model_before_pressure, model_next_priority):
10583 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
10584 (MODEL_INSN_INFO, MODEL_INSN): New macros.
10585 (model_index, model_update_limit_points_in_group): New functions.
10586 (model_update_limit_points, model_last_use_except): Likewise.
10587 (model_start_update_pressure, model_update_pressure): Likewise.
10588 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
10589 (model_excess_cost, model_dump_pressure_points): Likewise.
10590 (model_set_excess_costs): Likewise.
10591 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
10592 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
10593 schedule as an alternative tie-breaker. Update the call to
10595 (ready_sort): Call model_set_excess_costs.
10596 (update_register_pressure): Update call to mark_regno_birth_or_death.
10597 Rely on that function to check liveness rather than doing it here.
10598 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
10599 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
10600 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
10601 (model_record_pressure, model_record_pressures): New functions.
10602 (model_record_final_pressures, model_add_successors_to_worklist)
10603 (model_promote_predecessors, model_choose_insn): Likewise.
10604 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
10605 (model_start_schedule, model_finalize_pressure_group): Likewise.
10606 (model_end_schedule): Likewise.
10607 (schedule_insn): Say when we're scheduling the next instruction
10608 in the model schedule.
10609 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
10610 (queue_to_ready): Do not add instructions that are
10611 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
10612 Always allow the next instruction in the model schedule to be added.
10613 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
10614 and delay for SCHED_PRESSURE_MODEL too.
10615 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
10616 SCHED_PRIORITY_MODEL, but also take the DFA into account.
10617 (schedule_block): Call model_start_schedule and model_end_schedule.
10618 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
10619 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
10620 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
10622 (sched_finish): Update accordingly.
10623 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
10624 to SCHED_PRESSURE_MODEL.
10625 (add_jump_dependencies): Update call to dep_list_size.
10626 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
10627 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
10628 to SCHED_PRESSURE_MODEL.
10629 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
10630 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
10631 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
10632 handling to SCHED_PRESSURE_MODEL.
10634 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
10636 * common.opt (fsched-pressure-algorithm=): New option.
10637 * flag-types.h (sched_pressure_algorithm): New enum.
10638 * sched-int.h (sched_pressure_p): Replace with...
10639 (sched_pressure): ...this new variable.
10640 * haifa-sched.c (sched_pressure_p): Replace with...
10641 (sched_pressure): ...this new variable.
10642 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
10643 (update_reg_and_insn_max_reg_pressure, schedule_insn)
10644 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
10645 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
10646 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
10647 (sched_analyze_insn): Likewise.
10648 * sched-rgn.c (schedule_region): Likewise.
10649 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
10651 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
10653 * PR middle-end/52997
10654 * ira.c (find_moveable_pseudos): Call resize_reg_info.
10656 PR middle-end/52940
10657 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
10658 * expr.c (convert_move): Honor unsignedp when extending partial int
10660 * genmodes.c (complete_mode): Don't clear component field of partial
10662 (emit_mode_inner): Don't emit it however.
10663 (calc_wider_mode): Partial int modes widen to their component.
10665 2012-04-26 David S. Miller <davem@davemloft.net>
10667 * config/sparc/niagara4.md: New file.
10668 * config/sparc/sparc.md: Include it.
10669 * config/sparc/sparc.c (niagara4_costs): New processor costs.
10670 (sparc_option_override): Use it.
10671 (sparc_use_sched_lookahead): Return 2 for niagara4.
10672 (sparc_issue_rate): Likewise.
10674 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
10675 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
10676 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
10677 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
10678 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
10679 alignaddrldi_vis): Set type to gsr.
10680 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
10681 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
10682 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
10683 v<vis3_shift_patname><mode>3, fmean16_vis,
10684 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
10685 fucmp<code>8<P:mode>_vis): Set type to fga.
10686 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
10687 * config/sparc/niagara.md: Likewise.
10688 * config/sparc/niagara2.md: Likewise.
10689 * config/sparc/ultra3.md: Likewise, and fix type matching for
10690 us3_ialuX reservation.
10692 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10694 * reload.c (find_reloads): Change the loop nesting when trying an
10695 alternative with swapped operands.
10697 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
10699 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
10700 comment. Delete unused parameter first_exp_point_map.
10701 (virt_loc_aware_diagnostic_finalizer): Update call.
10703 2012-04-26 Michael Hope <michael.hope@linaro.org>
10704 Richard Earnshaw <rearnsha@arm.com>
10706 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
10707 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
10708 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
10709 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
10711 2012-04-25 Sriraman Tallam <tmsriram@google.com>
10713 * doc/extend.texi: Document avx2 support.
10714 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
10716 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
10719 * config/cris/cris.md ("*andhi_lowpart_v32")
10720 ("*andqi_lowpart_v32"): Change first input-only operand from
10721 a (match_operand ...) to (match_dup 0). Drop alternatives with
10722 const_int-matching constraints for redundancy.
10723 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
10724 three-operand alternative.
10726 2012-04-25 Jakub Jelinek <jakub@redhat.com>
10729 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
10730 instead expand it as zero extension.
10732 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
10735 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
10737 2012-04-25 Jakub Jelinek <jakub@redhat.com>
10739 * common.opt (flag_debug_types_section): Default to 0.
10740 (dwarf_version): Default to 4.
10741 (dwarf_record_gcc_switches): Default to 1.
10742 (dwarf_strict): Default to 0.
10743 * toplev.c (process_options): Don't handle dwarf_strict
10744 or dwarf_version here.
10745 * config/vxworks.c (vxworks_override_options): Don't
10746 test whether dwarf_strict or dwarf_version are negative,
10747 instead test !global_options_set.x_dwarf_*.
10748 * config/darwin.c (darwin_override_options): Default to
10750 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
10751 and -fno-debug-types-section are now the default.
10753 2012-04-25 Jan Hubicka <jh@suse.cz>
10755 * cgraphunit.c: Update toplevel comment.
10756 (tree_rest_of_compilation): Merge into cgraph_expand_function.
10757 (cgraph_analyze_function): Make static.
10758 (cgraph_decide_is_function_needed): Make static.
10759 (cgraph_add_new_function): Use expand_function instead of
10760 rest_of_compilation.
10761 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
10762 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
10764 (cgraph_inline_p): Remove.
10765 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
10766 (init_cgraph): Add comment.
10767 * cgraphbuild.c (record_reference, mark_address, mark_load,
10768 mark_store): Do not call analyze_expr hook.
10769 * cgraph.c: Update toplevel comment.
10770 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
10771 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
10772 Move fere from cgraphunit.c
10773 (cgraph_mark_force_output_node): Move to cgraph.h
10774 * cgraph.h: Reorder so the comments match the function placement.
10775 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
10776 (cgraph_mark_force_output_node): Move here from cgraph.c
10777 * tree.c (free_lang_data): Do not clear analyze_expr hook.
10778 * ipa-inline-transform.c (preserve_function_body_p): New function.
10779 (inline_transform): Update.
10780 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
10781 * langhooks.h (lang_hooks_for_callgraph): Remove.
10782 (lang_hooks): Remove callgraph.
10783 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
10784 * varpool.c: Remove out of date comment.
10785 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
10786 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
10788 2012-04-25 Jan Hubicka <jh@suse.cz>
10790 PR middle-end/53089
10791 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
10792 forward declaration.
10793 (cgraph_finalize_function): Finalize them here.
10794 * symtab.c (dump_symtab): Dump ctors and dtors.
10796 2012-04-25 Jakub Jelinek <jakub@redhat.com>
10798 PR middle-end/52979
10799 * stor-layout.c (get_best_mode): Don't return mode with bitsize
10800 larger than maxbits. Don't compute maxbits modulo align.
10801 Also check that unit bytes long store at bitpos / unit * unit
10802 doesn't affect bits beyond bitregion_end.
10803 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
10804 would not fit into bitregion_start ... bitregion_end + 1 bit region.
10805 (store_split_bit_field): Decrease unit close to end of bitregion_end
10806 if access is restricted in order to avoid mutual recursion.
10808 PR tree-optimization/53058
10809 * double-int.h (double_int_max_value, double_int_min_value): New
10811 * double-int.c (double_int_max_value, double_int_min_value): New
10813 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
10814 or GT_EXPR with double_int_max_value instead of double_int_mask.
10816 2012-04-25 Richard Guenther <rguenther@suse.de>
10818 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
10819 * tree-vect-loop.c (vect_transform_loop): Adjust.
10820 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
10821 the maximum number of iterations for the epilogue loop.
10822 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
10824 2012-04-25 Jakub Jelinek <jakub@redhat.com>
10827 * c-typeck.c (set_nonincremental_init,
10828 set_nonincremental_init_from_string): Pass true instead of false
10829 as IMPLICIT to add_pending_init.
10831 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
10833 * c-typeck.c (pop_init_level): Improve diagnostics.
10835 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
10837 * compare-elim.c (try_eliminate_compare): Also handle operands with
10838 implicit extensions.
10840 2012-04-25 Alan Modra <amodra@gmail.com>
10842 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
10843 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
10844 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
10845 (no_global_regs_above): Delete.
10846 (no_global_regs): New function.
10847 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
10848 value for load multiple test.
10849 (savres_routine_syms): Increase size.
10850 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
10851 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
10852 rather than a number of boolean flags. Update all callers.
10853 (rs6000_savres_routine_name): Generate vector save/restore names.
10854 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
10855 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
10856 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
10857 and using_store_multiple. Expand uses. Don't always use r11 as
10858 frame reg when needed for out-of-line saves. Set up initial offset
10859 for out-of-line vector saves when buying stack frame. Handle pointer
10860 reg setup for out-of-line fp save. Emit call to out-of-line vector
10861 save function. Choose r11 or r12 for vrsave reg when available for
10863 (rs6000_output_function_prologue): Don't emit .extern for ELF.
10864 (rs6000_emit_epilogue): Choose a better frame reg when restoring
10865 from back-chain to suit out-of-line vector restore functions. Emit
10866 call to out-of-line vector restore function. Adjust register used
10867 for cr restore. Tweak pointer register setup for gpr restore.
10868 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
10870 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
10871 (V_SAVE_INLINE): Define.
10872 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
10874 2012-04-25 Alan Modra <amodra@gmail.com>
10876 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
10877 out-of-line save/restore for large frames. Don't disable
10878 out-of-line saves on ABI_AIX when using static chain reg.
10879 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
10880 clobber static chain reg, and tweak for out-of-line gpr saves
10883 2012-04-25 Alan Modra <amodra@gmail.com>
10885 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
10886 (rs6000_emit_prologue): Use the above to catch register overlap.
10888 2012-04-25 Alan Modra <amodra@gmail.com>
10890 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
10891 decl. Move logic selecting update reg to callers. Update all callers.
10892 (rs6000_emit_allocate_stack): Add copy_off param.
10893 (emit_frame_save): Don't handle reg+reg addressing.
10894 (ptr_regno_for_savres): New function, extracted from..
10895 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
10896 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
10897 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
10898 frame offset adjustment for out-of-line save with copy from sp.
10899 Simplify condition controlling whether cr is saved early or
10900 late. Use ptr_regno_for_savres to verify correct reg is set
10901 up for out-of-line saves. Pass the actual pointer reg used to
10902 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
10903 function. Rearrange spe vars so code is similar to that
10904 elsewhere in this function. Don't update frame_off when spe
10905 save code will restore r11. Use emit_frame_save for spe and
10906 gpr saves. Consolidate darwin out-of-line gpr setup with that
10907 for other abis. Don't assume frame_offset is zero and frame
10908 reg is sp when setting up altivec reg saves, and calculate
10909 exact offset requirement.
10910 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
10911 spe restore code. Consolidate darwin out-of-line gpr setup
10912 with that for other abis.
10914 2012-04-25 Alan Modra <amodra@gmail.com>
10916 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
10917 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
10919 (emit_frame_save): Delete frame_ptr param. Rename total_size to
10921 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
10922 and emit_frame_save calls. Cope with possibly missing note.
10924 2012-04-24 Sriraman Tallam <tmsriram@google.com>
10926 * config/i386/i386.c (build_processor_model_struct): New function.
10927 (make_var_decl): New function.
10928 (fold_builtin_cpu): New function.
10929 (ix86_fold_builtin): New function.
10930 (make_cpu_type_builtin): New function.
10931 (ix86_init_platform_type_builtins): New function.
10932 (ix86_expand_builtin): Expand new builtins by folding them.
10933 (ix86_init_builtins): Make new builtins to detect CPU type.
10934 (TARGET_FOLD_BUILTIN): New macro.
10935 (IX86_BUILTIN_CPU_INIT): New enum value.
10936 (IX86_BUILTIN_CPU_IS): New enum value.
10937 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
10938 * config/i386/i386-builtin-types.def: New function type.
10939 * testsuite/gcc.target/builtin_target.c: New testcase.
10940 * doc/extend.texi: Document builtins.
10942 2012-04-24 Olivier Hainque <hainque@adacore.com>
10944 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
10945 * toplev.c (process_options): Default to dwarf_version 2.
10946 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
10947 and dwarf_version 2.
10949 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
10951 * tree-pretty-print.h (default_tree_printer): Do not declare.
10952 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
10954 (default_tree_diagnostic_starter): Make static.
10955 (default_tree_printer): Move to here. Make static.
10956 (tree_diagnostics_defaults): New.
10957 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
10958 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
10959 * toplev.c: Do not include tree-pass.h.
10960 (default_tree_printer): Move from here.
10961 (general_init): Use tree_diagnostics_defaults.
10963 2012-04-24 Chao-ying Fu <fu@mips.com>
10965 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
10966 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
10967 * config/mips/gnu-user.h
10968 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
10969 (GNU_USER_TARGET_LINK_SPEC): New define.
10970 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
10971 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
10972 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
10973 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
10974 GNU_USER_TARGET_ENDFILE_SPEC.
10975 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
10976 (GNU_USER_TARGET_LINK_SPEC): New define.
10977 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
10978 * config/mips/linux-common.h: New file.
10980 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10983 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
10984 (altivec_build_resolved_builtin): Call fully_fold_convert.
10986 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
10989 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
10991 2012-04-24 Richard Guenther <rguenther@suse.de>
10993 PR tree-optimization/53085
10994 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
10997 2012-04-24 Richard Guenther <rguenther@suse.de>
10999 * tree-if-conv.c (main_tree_if_conversion): Move bb under
11002 2012-04-24 Jim Meyering <meyering@redhat.com>
11004 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
11005 absence of an define_enum call.
11007 2012-04-24 Richard Guenther <rguenther@suse.de>
11009 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
11010 the epilogue loop is not re-used as unvectorized version
11011 record the its maximum number of iterations.
11013 2012-04-24 Andrew Pinski <apinski@cavium.com>
11015 * tree-ssa-forwprop.c (simplify_bitwise_binary):
11016 Don't directly use def1/def2.
11018 2012-04-24 Richard Guenther <rguenther@suse.de>
11020 PR tree-optimization/53098
11021 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
11024 2012-04-24 Andrew Pinski <apinski@cavium.com>
11027 * tree-ssa-forwprop.c (defcodefor_name): New function.
11028 (simplify_bitwise_binary): Use defcodefor_name instead of manually
11029 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
11030 Simplify "(~X | Y) & X" to "X & Y" and
11031 "(~X & Y) | X" to "X | Y".
11033 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11035 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
11036 validate_change to add clobbers if IN_GROUP is nonzero.
11037 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
11038 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
11040 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
11042 * config/s390/s390.c (insn_invalid_p): Likewise.
11044 2012-04-24 Jakub Jelinek <jakub@redhat.com>
11046 PR middle-end/53084
11047 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
11048 (output_addressed_constants): Likewise.
11050 PR middle-end/52999
11051 * varasm.c (get_section): Don't ICE for section conflicts with
11052 built-in section kinds.
11054 2012-04-23 DJ Delorie <dj@redhat.com>
11056 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
11057 (LIBSTDCXX): Change to CPP2.
11059 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
11062 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
11065 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
11067 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
11068 (*addsi_2_zext): Ditto.
11069 (*add<mode>_3): Ditto.
11070 (*addsi_3_zext): Ditto.
11071 (*add<mode>_5): Ditto.
11073 2012-04-23 Andrew Pinski <apinski@cavium.com>
11075 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
11076 (C & B) to (A OP0) & B.
11078 2012-04-23 Martin Jambor <mjambor@suse.cz>
11080 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
11081 temporaries created for a bitfield (reverting revision 122014).
11083 2012-04-23 Richard Guenther <rguenther@suse.de>
11085 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
11086 the condition using is_gimple_condexpr and avoid the not necessary
11088 (set_prologue_iterations): Likewise.
11089 (vect_loop_versioning): Likewise.
11091 2012-04-23 Richard Guenther <rguenther@suse.de>
11093 PR tree-optimization/53070
11094 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
11095 (main_tree_if_conversion): Verify we succeeded in that.
11097 2012-04-23 Jan Hubicka <jh@suse.cz>
11099 * lto-symtab.c (lto_cgraph_replace_node): Do not call
11100 mark_reahcable_node.
11101 * cgraph.c (cgraph_remove_node): Do not clear reachable.
11102 (cgraph_mark_reachable_node): Remove.
11103 (cgraph_mark_force_output_node): Do not set reachable.
11104 (dump_cgraph_node): Do not dump reachable.
11105 (cgraph_create_virtual_clone): Do not set reachable.
11106 * cgraph.h (cgraph_node): Remove reachable flag.
11107 (varpool_node): Remove reachable flag.
11108 (cgraph_mark_if_needed): Remove.
11109 (cgraph_mark_reachable_node): Remove.
11110 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
11111 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
11113 (cgraph_add_new_function): Likewise.
11114 (cgraph_mark_if_needed): Remove.
11115 (cgraph_analyze_function): Do not set target as reachable.
11116 (process_function_and_variable_attributes): Do not care about
11118 (cgraph_analyze_functions): Do not set reachable flags.
11119 (cgraph_mark_functions_to_output): Do not check reachability.
11120 (cgraph_copy_node_for_versioning): Do not set reachable flag.
11121 (dbxout_expand_expr): Update.
11122 * c-decl.c (merge_decls): Do not track changed externs.
11123 * ipa.c: Include pointer-set.h
11124 (enqueue_cgraph_node): Use reachable pointer set.
11125 (process_references): Likewise.
11126 (cgraph_remove_unreachable_nodes): Likewise.
11127 (whole_program_function_and_variable_visibility): Do not recompute
11129 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
11131 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
11133 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
11135 2012-04-23 Richard Guenther <rguenther@suse.de>
11138 * c-typeck.c (build_binary_op): Fix typo.
11140 2012-04-23 Jakub Jelinek <jakub@redhat.com>
11142 PR tree-optimizations/52891
11143 * tree-vect-patterns.c (adjust_bool_pattern): Use
11144 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
11145 but with non-standard precision.
11147 2012-04-22 Jan Hubicka <jh@suse.cz>
11149 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
11152 2012-04-22 Jan Hubicka <jh@suse.cz>
11154 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
11155 * cgraphbuild.c (record_reference, record_type_list, mark_address,
11156 mark_load, mark_store): Do not mark varpool nodes as needed.
11157 * cgraph.c (cgraph_new_nodes): Remove.
11158 (cgraph_create_function_alias): Do not mark nodes as reachable.
11159 (cgraph_add_thunk): Likewise.
11160 (cgraph_mark_reachable_node): Do not manage the queue.
11161 * cgraph.h (cgraph_node): Remove next_needed.
11162 (varpool_nodes_queue): Remove next_needed and prev_needed.
11163 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
11164 (cgraph_new_nodes): Declare.
11165 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
11166 (varpool_analyze_pending_decls): Remove.
11167 (varpool_analyze_node): New.
11168 (varpool_mark_needed_node): Remove.
11169 (varpool_first_variable, varpool_next_variable): New inlines.
11170 (varpool_first_static_initializer, varpool_next_static_initializer):
11172 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
11173 (varpool_first_defined_variable): New inline.
11174 (varpool_next_defined_variable): New inline
11175 (FOR_EACH_VARIABLE): Reimplement.
11176 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
11177 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
11179 * cgraphunit.c (cgraph_new_nodes): Declare here.
11180 (enqueue_node): New function.
11181 (cgraph_process_new_functions): update for new
11182 node set; when constructing cgraph enqueue node for processing.
11183 (cgraph_add_new_function): Use new node set.
11184 (process_function_and_variable_attributes): Do not set varpool needed
11186 (referred_to_p): New function.
11187 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
11188 when varpool is in construction.
11189 (cgraph_analyze_functions): Rewrite.
11190 (cgraph_expand_all_functions): Update.
11191 (cgraph_output_in_order): Do not analyze pending decls; do not set
11193 (cgraph_optimize): Do not analyze pending decls.
11194 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
11195 in other partition; do not mark node as needed.
11196 * dwarf2out.c (reference_to_unused): Use analyzed flag.
11197 (premark_types_used_by_global_vars_helper): Likewise.
11198 * ipa.c (process_references): Do not call varpool_mark_needed_node.
11199 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
11201 (function_and_variable_visibility): Do not mark node as needed.
11202 (whole_program_function_and_variable_visibility): Likewise.
11203 * Makefile.in (gt-varpool.h): No longer needed.
11204 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
11205 (ipa_write_summaries): Do not use needed flag.
11206 * varpool.c: Do not include gt-varpool.h
11207 (x_varpool_nodes_queue, x_varpool_last_needed_node,
11208 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
11209 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
11211 (varpool_remove_node): Do not update the lists.
11212 (dump_varpool_node): Do not dump needed flag.
11213 (varpool_enqueue_needed_node): Remove.
11214 (varpool_mark_needed_node): Remove.
11215 (varpool_reset_queue): Remove.
11216 (varpool_finalize_decl): Move to cgraphunit.c
11217 (varpool_analyze_node): New functions based on former
11218 varpool_analyze_pending_decls.
11219 (varpool_analyze_pending_decls): Remove.
11220 (varpool_assemble_decl): Do not update the lists.
11221 (enqueue_node): New function.
11222 (varpool_remove_unreferenced_decls): Rewrite.
11223 (varpool_empty_needed_queue): Remove.
11224 (add_new_static_var): Do not mark node as needed.
11225 (varpool_create_variable_alias): Handle expansion state
11227 * except.c (output_ttype): Do not mark node as needed.
11228 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
11229 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
11231 * tree-switch-conversion.c (build_one_array): Likewise.
11233 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
11236 * doc/invoke.texi (pedantic): Rename to Wpedantic.
11237 * common.opt (Wpedantic): New.
11238 (pedantic): Alias Wpedantic.
11239 * diagnostic.c (warning_at): Likewise.
11240 * c-decl.c (diagnose_mismatched_decls): Likewise.
11241 (build_array_declarator): Likewise.
11242 (mark_forward_parm_decls):
11243 (check_bitfield_type_and_width): Likewise.
11244 (grokdeclarator): Likewise.
11245 (grokfield): Likewise.
11246 (finish_struct): Likewise.
11247 (build_enumerator): Likewise.
11248 (store_parm_decls_oldstyle): Likewise.
11249 (declspecs_add_qual): Likewise.
11250 (declspecs_add_type): Likewise.
11251 (finish_declspecs): Likewise.
11252 * c-typeck.c (composite_type): Likewise.
11253 (comp_target_types): Likewise.
11254 (build_array_ref): Likewise.
11255 (pointer_diff): Likewise.
11256 (build_unary_op): Likewise.
11257 (build_conditional_expr): Likewise.
11258 (build_c_cast): Likewise.
11259 (convert_for_assignment): Likewise.
11260 (maybe_warn_string_init): Likewise.
11261 (digest_init): Likewise.
11262 (pop_init_level): Likewise.
11263 (set_init_index): Likewise.
11264 (c_finish_goto_label): Likewise.
11265 (c_finish_return): Likewise.
11266 (do_case): Likewise.
11267 (build_binary_op): Likewise.
11268 * c-parser.c (static): Likewise.
11269 (c_parser_external_declaration): Likewise.
11270 (c_parser_declaration_or_fndef): Likewise.
11271 (c_parser_static_assert_declaration_no_se): Likewise.
11272 (c_parser_enum_specifier): Likewise.
11273 (c_parser_struct_or_union_specifier): Likewise.
11274 (c_parser_struct_declaration): Likewise.
11275 (c_parser_alignas_specifier): Likewise.
11276 (c_parser_braced_init): Likewise.
11277 (c_parser_initelt): Likewise.
11278 (c_parser_compound_statement_nostart): Likewise.
11279 (c_parser_conditional_expression): Likewise.
11280 (c_parser_alignof_expression): Likewise.
11281 (c_parser_postfix_expression): Likewise.
11282 (c_parser_postfix_expression_after_paren_): Likewise.
11283 (c_parser_objc_class_instance_variables): Likewise.
11284 (c_parser_objc_method_definition): Likewise.
11285 (c_parser_objc_methodprotolist): Likewise.
11287 2012-04-22 Ian Lance Taylor <iant@google.com>
11289 * godump.c (go_output_typedef): Dump size of structs.
11291 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
11293 Correcting transform_to_exit_first_loop + fix to PR46886
11294 * tree-parloops.c (transform_to_exit_first_loop): Remove
11295 setting of number of iterations according to the loop pattern.
11296 Duplicate from entry to exit->src instead of loop->latch.
11297 (pallelize_loops): Remove the condition preventing do-while loops.
11298 * tree-cfg.c (bool bb_in_region_p): New.
11299 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
11300 Adjust redirection of the duplicated iteration.
11302 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
11305 * rtl.def (ADDRESS): Use "i" rather than "w".
11306 * rtl.h (find_base_term): Delete.
11307 (may_be_sp_based_p): Declare.
11308 * rtl.c (rtx_code_size): Remove ADDRESS special case.
11309 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
11310 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
11311 * alias.c: ...here.
11312 (find_base_term): Make static.
11313 (may_be_sp_based_p): New function.
11314 * dse.c (record_store): Use it.
11315 * store-motion.c (store_killed_in_insn): Likewise.
11317 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
11319 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
11321 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11324 * c-typeck.c (inform_declaration): New.
11325 (build_function_call_vec): Do not pretty-print
11326 expressions when caret is enabled.
11327 (convert_arguments): Use inform_declaration.
11329 2012-04-20 Jim Meyering <meyering@redhat.com>
11331 * genmodes.c (make_complex_modes): Don't truncate a mode name of
11332 length 7 or more when prepending a "C". Suggested by Richard Guenther.
11334 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11336 PR rtl-optimization/44214
11337 * fold-const.c (exact_inverse): New function.
11338 (fold_binary_loc): Fold vector and complex division by constant into
11339 multiply by recripocal with flag_reciprocal_math; fold vector division
11340 by constant into multiply by reciprocal with exact inverse.
11342 2012-04-20 Jan Hubicka <jh@suse.cz>
11344 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
11346 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
11347 (cgraph_remove_node): Update.
11348 (cgraph_mark_needed_node): Remove.
11349 (cgraph_mark_force_output_node): New.
11350 (dump_cgraph_node): Do not dump needed flag.
11351 (cgraph_node_cannot_be_local_p_1): Update.
11352 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
11353 * cgraph.h (symtab_node_base): Add force_output flag.
11354 (cgraph_node): Remove needed flag.
11355 (varpool_node): Remove force_output flag.
11356 (cgraph_mark_needed_node): Remove.
11357 (cgraph_mark_force_output_node): New.
11358 (cgraph_only_called_directly_or_aliased_p,
11359 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
11360 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
11361 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
11362 (cgraph_add_new_function): Update.
11363 (cgraph_mark_if_needed): Update.
11364 (verify_cgraph_node): Update.
11365 (cgraph_analyze_function): Alias target is reachable.
11366 (process_function_and_variable_attributes): Update: externally_visible
11367 flag makes function reachable.
11368 (cgraph_analyze_functions): Update dumping.
11369 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
11370 input_overwrite_node, input_varpool_node): Update streaming.
11371 * lto-streamer-out.c (produce_symtab): Use force_output.
11372 * ipa.c (process_references): Weakrefs must be processed.
11373 (cgraph_remove_unreachable_nodes): Likewise; update for new
11375 (varpool_externally_visible_p): Weakrefs are externally visible
11376 even if they are not.
11377 (function_and_variable_visibility): Update; when processing alias
11378 pair force the targets to be output.
11379 (whole_program_function_and_variable_visility): Use
11380 mark_reachable_node.
11381 * trans-mem.c (ipa_tm_mark_needed_node): Remove
11382 (ipa_tm_mark_force_output_node): New function.
11383 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
11384 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
11386 * varasm.c (mark_decl_referenced): Update.
11387 (find_decl_and_mark_needed): Remove.
11388 (find_decl): New function.
11389 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
11390 alias targets as needed.
11391 (dump_tm_clone_pairs): Update.
11392 * tree-inline.c (copy_bb): Update check.
11393 * symtab.c (dump_symtab_base): Dump force_output.
11394 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
11395 * passes.c (execute_todo): Fix dumping.
11396 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
11397 (varpool_analyze_pending_decls): Alias target is reachable.
11398 (varpool_create_variable_alias): Finalize weakrefs.
11400 2012-04-20 Jakub Jelinek <jakub@redhat.com>
11403 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
11404 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
11405 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
11406 macros instead of constants.
11407 * dse.c (record_store): Check for SP ADDRESS by comparing
11408 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
11409 XEXP to be stack_pointer_rtx.
11411 2012-04-20 Richard Guenther <rguenther@suse.de>
11413 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
11414 update_call_from_tree when propagating into a call.
11416 2012-04-20 Alan Modra <amodra@gmail.com>
11418 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
11419 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
11420 sp_offset to frame_off. Move world save code earlier.
11422 2012-04-20 Richard Guenther <rguenther@suse.de>
11424 PR tree-optimization/53050
11425 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
11426 Do only one transform on COND_EXPRs at the same time.
11428 2012-04-19 Jan Hubicka <jh@suse.cz>
11430 * symtab.c (dump_symtab_base): Revert accidental checkin.
11432 2012-04-20 Alan Modra <amodra@gmail.com>
11435 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
11436 static chain, set REST_INLINE_FPRS too.
11438 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
11440 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
11443 2012-04-20 Richard Guenther <rguenther@suse.de>
11445 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
11446 loops that can never run more often than the vectorization factor.
11448 2012-04-19 Jan Hubicka <jh@suse.cz>
11450 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
11452 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
11454 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
11456 2012-04-19 Jim Meyering <meyering@redhat.com>
11458 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
11459 We verified above that the string(including trailing NUL) fits in buf,
11460 so just use memcpy.
11462 2012-04-19 Richard Guenther <rguenther@suse.de>
11464 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
11465 for dumping DECL_SECTION_NAME.
11467 2012-04-19 Michael Matz <matz@suse.de>
11469 PR middle-end/52977
11470 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
11471 (struct tree_vector): Adjust GTY length.
11472 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
11474 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
11476 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
11477 caller emitted the length calulation already.
11478 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
11479 before handling any of the fields for structs.
11481 2012-04-19 Richard Guenther <rguenther@suse.de>
11483 PR tree-optimization/53031
11484 * tree-vrp.c (adjust_range_with_scev): Revert back to
11485 using max_loop_iterations.
11487 2012-04-19 Michael Matz <matz@suse.de>
11489 * diagnostic.c (emit_diagnostic): Move va_end call after user
11491 (warning, warning_at, pedwarn, permerror): Ditto.
11493 2012-04-19 Richard Guenther <rguenther@suse.de>
11495 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
11498 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
11501 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
11502 the case *(X+const).
11504 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
11506 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
11508 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11511 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
11512 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
11514 2012-04-19 Richard Guenther <rguenther@suse.de>
11516 PR rtl-optimization/44688
11517 * loop-iv.c (determine_max_iter): Only return max_iter.
11518 (iv_number_of_iterations): Also use the recorded loop bound
11519 on the maximum number of iterations.
11520 * loop-unroll.c (decide_unroll_runtime_iterations): Use
11521 max_iter to avoid unrolling loops that do not roll.
11522 (decide_unroll_stupid): Likewise.
11524 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
11526 * targhooks.c (default_case_values_threshold): Fix code style nit.
11528 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
11529 case range and type folding from here...
11530 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
11531 type, as documented in tree.def.
11533 2012-04-18 Jan Hubicka <jh@suse.cz>
11535 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
11537 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
11538 cgraph hash and same comdat groups.
11539 (cgraph_optimize): Verify symbol table.
11540 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
11541 (dissolve_same_comdat_group_list): Work on symtab nodes.
11542 (function_and_variable_visibility): Dissolve variable same comdat group
11544 * symtab.c: Include timevar.h
11545 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
11547 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
11549 * tree-switch-conversion.c (info): Remove global pass info.
11550 (check_range, check_process_case, check_final_bb, create_temp_arrays,
11551 free_temp_arrays, gather_default_values, build_constructors,
11552 array_value_type, build_one_array, build_arrays, gen_def_assigns,
11553 fix_phi_nodes, gen_inbound_check): Pass info around from ...
11554 (process_switch): ... here. Unify message format. Return a const
11555 char pointer to the failure reason message.
11556 (do_switchconv): Unify message format. Update process_switch usage.
11558 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
11559 * tree-cfg.c (edge_to_cases): Fix documentation.
11561 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
11563 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
11565 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11567 PR tree-optimization/52976
11568 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
11569 (possibly_move_powi): New function.
11570 (rewrite_expr_tree): Call possibly_move_powi.
11571 (rewrite_expr_tree_parallel): Likewise.
11572 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
11573 call add_to_ops_vec instead.
11575 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11577 PR tree-optimization/52976
11578 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
11579 (decrement_power): Likewise.
11580 (propagate_op_to_single_use): Likewise.
11581 (zero_one_operation): Handle __builtin_pow* calls in linearized
11582 expression trees; factor logic into propagate_op_to_single_use.
11583 (undistribute_ops_list): Allow operands with repeat counts > 1.
11585 2012-04-18 Richard Guenther <rguenther@suse.de>
11587 PR tree-optimization/44688
11588 * cfgloop.h (record_niter_bound): Declare.
11589 * tree-ssa-loop-niter.c (record_niter_bound): Export.
11590 Update the estimation with the upper bound here...
11591 (estimate_numbers_of_iterations_loop): ... instead of here.
11592 Do not forcefully reset a recorded upper bound.
11593 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
11594 Record the maximum number of loop iterations of the prologue loop.
11596 2012-04-18 Jan Hubicka <jh@suse.cz>
11598 * lto-symtab.c (lto_cgraph_replace_node): Update.
11599 * cgraphbuild.c (record_reference, record_type_list,
11600 record_eh_tables, mark_address, mark_load, mark_store): Update.
11601 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
11602 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
11604 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
11605 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
11606 * reload.c: Fix typo in comment.
11607 * rtlanal.c: Likewise.
11608 * tree-emultls.c (gen_emutls_addr): Update.
11609 * ipa-reference.c (analyze_function): Update.
11610 * cgraphunit.c (cgraph_analyze_function,
11611 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
11613 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
11614 (ipa_remove_reference): Likewise.
11615 (ipa_remove_all_refering): Rename to ...
11616 (ipa_remove_all_referring): ... this one; update.
11617 (ipa_dump_references): Update.
11618 (ipa_dump_referring): Update.
11619 (ipa_clone_references): Update.
11620 (ipa_clone_refering): Rename to ...
11621 (ipa_clone_referring): ... this one; update.
11622 (ipa_ref_cannot_lead_to_return): Update.
11623 (ipa_ref_has_aliases_p): Update.
11624 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
11626 (ipa_ref_type): Remove.
11627 (ipa_ref_ptr_u): Remove.
11628 (ipa_ref): Remove referencing, refered, refered_index, refering_type
11629 and refered_type; add referring, referred and referred_index.
11630 (ipa_ref_list): Rename refering to referring.
11631 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
11632 ipa_clone_references, ipa_clone_referring): Update prototypes.
11633 * lto-cgraph.c (referenced_from_other_partition_p): Update.
11634 (lto_output_ref): Update.
11635 (add_references): Update.
11636 (input_varpool_node): Update.
11637 (input_refs): Update.
11638 * ipa-ref-inline.h (ipa_ref_node): Update.
11639 (ipa_ref_varpool_node): Update.
11640 (ipa_ref_referring_node): Update.
11641 (ipa_ref_referring_varpool_node): Update.
11642 (ipa_ref_referring_ref_list): Update.
11643 (ipa_ref_referred_ref_list): Update.
11644 (ipa_ref_list_first_referring): Update.
11645 (ipa_empty_ref_list): Update.
11646 (ipa_ref_list_refering_iterate): Rename to ...
11647 (ipa_ref_list_referring_iterate): ... this one.
11648 * cse.c: Update comment.
11649 * ipa-utils.c (ipa_reverse_postorder): Update.
11650 * tree-ssa-alias.c: Update.
11651 * ipa-inline.c (reset_edge_caches): Update.
11652 (update_caller_keys): Update.
11653 * ipa-inline.h: Update comments.
11654 * jump.c: Update comment.
11655 * alias.c: Likewise.
11656 * ipa.c (process_references): Update.
11657 (cgraph_remove_unreachable_nodes): Likewise.
11658 (ipa_discover_readonly_nonaddressable_var): Likewise.
11659 (cgraph_address_taken_from_non_vtable_p): Likewise.
11660 * trans-mem.c (ipa_tm_execute): Update.
11661 * simplify-rtx.c: Fix comment.
11662 * rtl.c: Fix comment.
11663 * symtab.c (symtab_unregister_node): Update.
11664 * varpool.c (dump_varpool_node): Update.
11665 (varpool_analyze_pending_decls): Update.
11666 (assemble_aliases): Update.
11667 (varpool_for_node_and_aliases): Update.
11669 2012-04-18 Richard Guenther <rguenther@suse.de>
11671 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
11672 use_undefined_p parameter.
11673 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
11674 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
11676 (estimate_numbers_of_iterations): Likewise.
11677 (estimated_loop_iterations): Adjust.
11678 (max_loop_iterations): Likewise.
11679 (scev_probably_wraps_p): Likewise.
11680 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
11681 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
11682 not max_loop_iterations.
11683 (execute_vrp): Remove explicit number of iterations estimation.
11685 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
11687 * config/i386/linux-common.h: New.
11689 * config.gcc: Add i386/linux-common.h before
11690 all i386/linux.h and i386/linux64.h usages.
11692 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
11693 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
11694 * config/i386/gnu-user64.h: Likewise.
11696 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
11697 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
11698 (GNU_USER_TARGET_MATHFILE_SPEC): New.
11699 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
11701 2012-04-18 Jan Hubicka <jh@suse.cz>
11703 * cgraph.c (cgraph_node_name): Remove.
11704 (dump_cgraph_node): Use dump_symtab_base; reformat.
11705 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
11706 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
11708 (cgraph_node_name, varpool_node_name): Remove.
11709 (cgraph_node_asm_name, varpool_node_asm_name,
11710 cgraph_node_name, varpool_node_name): New.
11711 * tree-pass.h (TODO_dump_cgraph): Rename to ...
11712 (TODO_dump_symtab): ... this one.
11713 * ipa-cp (pass_ipa_cp): Update.
11714 * ia-reference.c (generate_summary, read_write_all_from_decl,
11715 propagate, ipa_reference_read_optimization_summary): Update.
11716 * cgraphunit.c (cgraph_analyze_functions): Update.
11717 (cgraph_optimize): Update.
11718 * ipa-ref.c (ipa_dump_references): Update.
11719 (ipa_dump_refering): Update.
11720 * ipa-inline.c (pass_ipa_inline): Update.
11721 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
11722 * ipa.c (pass_ipa_function_visibility,
11723 pass_ipa_whole_program_visibility): Update.
11724 * tree-sra.c (pass_early_ipa_sra): Update.
11725 * symtab.c: Include langhooks.h
11726 (symtab_node_asm_name): New.
11727 (symtab_node_name): New.
11728 (symtab_type_names): New static var.
11729 (dump_symtab_base): New.
11730 (dump_symtab_node, dump_symtab): New.
11731 (debug_symtab_node, debug_symtab): New.
11732 * tree-ssa-structalias.c: Dump symbol table.
11733 * pases.c (execute_todo): Handle TODO_dump_symtab instead
11734 of TODO_dump_cgraph.
11735 * varpoo.c (varpool_node_name): Remove.
11736 (dump_varpool_node): Use dump_symtab_base; reformat.
11738 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11740 * doc/invoke.texi (Language Independent Options): @item should be
11743 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
11746 * rtl.c (rtx_code_size): Handle ADDRESS.
11748 2012-04-17 Tom de Vries <tom@codesourcery.com>
11750 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
11751 is not a STMT_LIST.
11753 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
11756 * config/i386/sync.md (atomic_<code><mode>): Rename to
11757 atomic_<logic><mode>.
11759 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
11761 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
11762 * alias.c (reg_base_value): Expand and update comment.
11763 (arg_base_value): New variable.
11764 (unique_id): Move up file.
11765 (unique_base_value, unique_base_value_p, known_base_value_p): New.
11766 (find_base_value): Use arg_base_value and known_base_value_p.
11767 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
11768 (find_base_term): Use known_base_value_p.
11769 (base_alias_check): Use unique_base_value_p.
11770 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
11771 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
11773 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
11775 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
11777 2012-04-17 Michael Matz <matz@suse.de>
11779 PR tree-optimization/18437
11780 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
11781 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
11782 (vect_check_strided_load): Declare.
11783 * tree-vect-data-refs.c (vect_check_strided_load): New function.
11784 (vect_analyze_data_refs): Use it to accept strided loads.
11785 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
11787 2012-04-17 Richard Guenther <rguenther@suse.de>
11789 PR middle-end/53011
11790 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
11791 loops when redirecting an entry or latch edge.
11793 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
11795 * sel-sched.c (sel_global_init): Revert previous change.
11797 2012-04-17 Richard Guenther <rguenther@suse.de>
11799 * tree-flow.h (array_at_struct_end_p): Move declaration ...
11800 * tree.h (array_at_struct_end_p): ... here.
11801 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
11802 * expr.c (array_at_struct_end_p): ... here. Rewrite.
11804 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
11806 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
11807 COST_TABLE): Remove.
11808 (estimate_case_costs): Remove.
11809 (expand_case): Do not call estimate_case_costs
11810 to set use_cost_table.
11811 (balance_case_nodes): Do not use use_cost_table.
11813 2012-04-16 Jan Hubicka <jh@suse.cz>
11815 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
11816 (hash_node, eq_node): Remove.
11817 (cgraph_create_node): Do not handle hashtable.
11818 (cgraph_get_node): Remove.
11819 (cgraph_insert_node_to_hashtable): Remove.
11820 (hash_node_by_assembler_name): Remove.
11821 (eq_assembler_name): Remove.
11822 (cgraph_node_for_asm): Rewrite.
11823 (cgraph_find_replacement_node): Break out from ...
11824 (cgraph_remove_node): ... here; do not maintain hashtables.
11825 (change_decl_assembler_name): Remove.
11826 (cgraph_clone_node): Do not maintain hashtables.
11827 * cgraph.h (const_symtab_node): New typedef.
11828 (cgraph_insert_node_to_hashtable): Remove.
11829 (symtab_get_node, symtab_node_for_asm,
11830 symtab_insert_node_to_hashtable): Declare.
11831 (cgraph_find_replacement_node): Declare.
11832 (cgraph_get_node, varpool_get_node): Turn into inlines.
11833 (cgraph, varpool): Work sanely on NULL pointers.
11834 (FOR_EACH_SYMBOL): New walker.
11835 * ipa-inline-transform.c (save_inline_function_body): Use
11836 symtab_insert_node_to_hashtable.
11837 * symtab.c: Include ggc.h and diagnostics.h
11838 (symtab_hash, assembler_name_hash): New static vars;
11839 (hash_node, eq_node, hash_node_by_assembler_name,
11840 eq_assembler_name, insert_to_assembler_name_hash,
11841 unlink_from_assembler_name_hash): New.
11842 (symtab_register_node): Update hashtables.
11843 (symtab_insert_node_to_hashtable): New.
11844 (symtab_unregister_node): Update hashtables.
11845 (symtab_get_node): New.
11846 (symtab_node_for_asm): New.
11847 (change_decl_assembler_name): New.
11848 * Makefile.in (symtab.o): Needs GTY.
11849 * varpool.c (varpool_hash): Remove.
11850 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
11851 (varpool_node): Rewrite using varpool_get_node.
11852 (varpool_remove_node): DO not maintain hashtables.
11853 (varpool_node_for_asm): Rewrite.
11855 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
11857 * doc/invoke.texi: Copy-edit to put verbs in the present tense
11858 when describing the current behavior of GCC.
11860 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
11862 * genemit.c (gen_exp): Remove ADDRESS handling.
11863 * genoutput.c (scan_operands): Likewise.
11864 * genpeep.c (match_rtx): Likewise.
11865 * genrecog.c (add_to_sequence): Likewise.
11867 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
11869 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
11871 2012-04-16 Martin Jambor <mjambor@suse.cz>
11873 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
11876 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
11879 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
11880 hints for 'A' operand types.
11882 2012-04-16 Jan Hubicka <jh@suse.cz>
11884 * cgraph.h (symtab_node_base): Add next and previous pointers.
11885 (cgraph_node): Remove next and preivous pointers.
11886 (varpool_node): Likewise; remove next/previous GTY marker;
11887 it is not type safe.
11888 (symtab_node_def): Update GTY marker
11889 (x_cgraph_nodes, cgraph_nodes): Remove.
11890 (symtab_nodes): New function.
11891 (cgraph_order): Rename to ...
11892 (symtab_order): ... this one.
11893 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
11895 (x_varpool_nodes, varpool_nodes): Remove.
11896 (FOR_EACH_STATIC_VARIABLE): Update.
11897 (symtab_function_p, symtab_variable_p): New function.
11898 (FOR_EACH_VARIABLE): Update.
11899 (varpool_first_variable, varpool_next_variable): New functions.
11900 (FOR_EACH_VARIABLE): Update.
11901 (cgraph_first_defined_function): Update.
11902 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
11903 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
11904 (cgraph_first_function, cgraph_next_function): New.
11905 (FOR_EACH_FUNCTION): Update.
11906 (cgraph_first_function_with_gimple_body,
11907 cgraph_next_function_with_gimple_body): Update.
11908 * symtab.c: New file.
11909 * cgraph.c: Update copyright dates.
11910 (x_cgraph_nodes, cgraph_order): Remove.
11911 (NEXT_FREE_NODE): Update.
11912 (SET_NEXT_FREE_NODE): New.
11913 (cgraph_create_node_1): Remove common code.
11914 (cgraph_create_node): Remove common code; call symtab_register_node.
11915 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
11916 (cgraph_add_asm_node): Update.
11917 (cgraph_clone_node): Register new node.
11918 * cgraphunit.c (process_function_and_variable_attributes): Update.
11919 (cgraph_analyze_functions): Update.
11920 (cgraph_analyze_functions): Update.
11921 (cgraph_output_in_order): Update.
11922 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
11924 * ipa-inline.c (recursive_inlining): Update.
11925 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
11926 * ipa.c (cgraph_remove_unreachable_nodes): Update.
11927 * Makefile.in: Add symtab.o
11928 * varpool.c (x_varpool_nodes): Remove
11929 (varpool_node): Remove common code; call symtab_register_node.
11930 (varpool_remove_node): Remove common code; call symtab_unregister_node.
11932 2012-04-16 Richard Guenther <rguenther@suse.de>
11934 PR middle-end/52977
11935 * tree.h (VECTOR_CST_NELTS): Adjust.
11936 (struct tree_vector): Add explicit length field.
11937 (make_vector_stat): Declare.
11938 (make_vector): Define.
11939 * tree.c (make_vector_stat): New function.
11940 (build_vector_stat): Use it.
11941 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
11943 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11945 PR tree-optimization/52976
11946 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
11947 (undistribute_ops_list): Ops with repeat counts aren't eligible for
11949 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
11951 2012-04-16 Jan Hubicka <jh@suse.cz>
11953 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
11955 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
11956 walkers to walk cgraph and varpool.
11957 * cgraph.c (cgraph_node_for_asm): Likewise.
11958 (dump_cgraph): Likewise.
11959 * value-prof.c (init_node_map): Likewise.
11960 * tree.c (free_lang_data_in_cgraph): Likewise.
11961 * tree-emutls.c: (ipa_lower_emutls): Likewise.
11962 * ipa-reference.c (generate_summary, propagate): Likewise.
11963 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
11964 cgraph_mark_functions_to_output, cgraph_output_in_order,
11965 output_weakrefs, cgraph_materialize_all_clones,
11966 cgraph_optimize): Likewise.
11967 * lto-cgraph.c (merge_profile_summaries): Likewise.
11968 (input_cgraph): Likewise.
11969 * ipa-pure-const.c (generate_summary): Likewise.
11970 (propagate): Likwise.
11971 * ipa-utils.c (ipa_reduced_postorder): Likewise.
11972 (ipa_free_postorder_info): Likewise.
11973 (ipa_reverse_postorder): Likewise.
11974 * ipa-inline.c (ipa_inline): Likewise.
11975 * matrix-reorg.c (find_matrices_decl): Likewise.
11976 (matrix_reorg): Likewise.
11977 * tree-vectorizer.c (increase_alignment): Likewise.
11978 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
11979 (function_and_variable_visibility): Likewise.
11980 (whole_program_function_and_variable_visibility): Likewise.
11981 (ipa_cdtor_merge): Likewise.
11982 * trans-mem.c (ipa_tm_execute): Likewise.
11983 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
11984 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
11985 (ipa_print_all_params): Likewise.
11986 (ipa_update_after_lto_read): Likewise.
11987 * tree-profie.c (tree_profiling): Likewise.
11988 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
11989 * passes.c (dump_passes): Likewise.
11990 (do_per_function): Likewise.
11991 (ipa_write_summaries): Likewise.
11992 * varpool.c (dump_varpool): Likewise.
11993 (varpool_node_for_asm): Likewise.
11994 (varpool_assemble_pending_decls): Likewise.
11996 2012-04-16 Richard Guenther <rguenther@suse.de>
11998 PR tree-optimization/52975
11999 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
12000 condition but always mark it with TRUTH_NOT_EXPR.
12002 2012-04-16 Richard Guenther <rguenther@suse.de>
12004 PR tree-optimization/52975
12005 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
12006 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
12007 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
12008 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
12010 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
12012 * config/i386/sse.md (ssse3_plusminus): New code iterator.
12013 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
12014 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
12015 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
12016 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
12017 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
12018 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
12020 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
12021 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
12022 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
12023 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
12024 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
12025 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
12027 (xop_plus): New code iterator.
12028 (macs): New code attribute.
12030 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
12031 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
12033 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
12034 xop_plus code iterator.
12035 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
12036 xop_plus code iterator.
12037 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
12038 xop_plus code iterator.
12039 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
12040 xop_plus code iterator.
12042 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
12043 any_extend code iterator.
12044 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
12045 any_extend code iterator.
12046 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
12047 any_extend code iterator.
12048 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
12049 any_extend code iterator.
12050 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
12051 any_extend code iterator.
12052 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
12053 any_extend code iterator.
12055 2012-04-14 Tom de Vries <tom@codesourcery.com>
12057 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
12058 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
12059 DELETED_LABEL note, and move it to ...
12060 * cfgrtl.c (delete_insn): ... here. Change return type to void.
12061 (delete_insn_and_edges): Likewise.
12062 (delete_insn_chain): Handle new return type of delete_insn. Delete
12063 chain backwards rather than forwards.
12064 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
12066 * cfglayout.c (fixup_reorder_chain): Delete unused label.
12068 2012-04-14 Jan Hubicka <jh@suse.cz>
12070 * cgraph.h: Update copyrights;
12071 (symtab_node): Turn to union typedef.
12072 (symtab_node_base): New structure.
12073 (symtab_type): Add SYMTAB_SYMBOL tag.
12074 (cgraph_node): Annotate some pinters with nested_ptr.
12075 (varpool_node): Likewise.
12076 (cgraph_local_info): Remove lto_file_data
12077 and externally_visible.
12078 (cgraph_node): Remove decl; same_comdat_group list;
12079 aux; ref_list; order; address_taken; reachable_from_other_parittion,
12080 in_other_partition; resolution.
12081 (varpool_node): Remove decl; same_comdat_group;
12082 ref_list; lto_file_data; aux; order; resolution; externally_visible;
12083 used_from_other_partition; in_other_partition.
12084 (symtab_node_def): New union.
12085 (cgraph, varpool): Update.
12086 (varpool_first_static_initializer, varpool_next_static_initializer,
12087 cgraph_only_called_directly_or_aliased_p,
12088 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
12089 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
12090 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
12092 * cgraph.c: Likewise.
12093 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
12094 * cgraphbuild.c: Likewise.
12095 * lto-symtab.c: Likewise.
12096 * c-gimplify.c: Likewise.
12097 * value-prof.c: Likewise.
12098 * tree.c: Likewise.
12099 * ipa-cp.c: Likewise.
12100 * tree-emutls.c: Likewise.
12101 * ipa-inline-transform.c: Likwise.
12102 * ipa-reference.c: Likewise.
12103 * cgraphunit.c: Likewise.
12104 * ipa-ref.c: Likewise.
12105 * lto-cgraph.c: Likewise.
12106 * ipa-ref-inline.h: Likewise.
12107 * ipa-pure-const.c: Likewise.
12108 * lto-streamer-out.c: Likewise.
12109 * ipa-utils.c: Likewise.
12110 * ipa-inline.c: Likewise.
12111 * matrix-reorg.c: Likewise.
12112 * tree-eh.c: Likewise.
12113 * tree-vectorizer.c: Likewise.
12114 * ipa-split.c: Likewise.
12116 * trans-mem.c: Likewise.
12117 * ipa-inline-analysis.c: Likewise.
12118 * gimplify.c: Likewise.
12119 * cfgexpand.c: Likewise.
12120 * tree-sra.c: Likewise.
12121 * ipa-prop.c: Likewise.
12122 * varasm.c: Likewise.
12123 * tree-nested.c: Likewise.
12124 * tree-inline.c: Likewise.
12125 * tree-profile.c: Likewise.
12126 * tree-ssa-structalias.c: Likewise.
12127 * passes.c: Likewise.
12128 * varpool.c: Likewise.
12130 2012-04-14 Tom de Vries <tom@codesourcery.com>
12132 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
12133 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
12134 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
12136 (gsi_advance_fw_nondebug_nonlocal): New function.
12137 (local_def): Removed function.
12138 (same_succ_hash): Use stmt_local_def.
12139 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
12140 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
12142 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
12144 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
12145 and __ILP32__ for x32.
12147 2012-04-13 Martin Jambor <mjambor@suse.cz>
12149 PR middle-end/52939
12150 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
12151 fold_ctor_reference returns a zero constant.
12153 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
12155 * config.gcc: Add i386/gnu-user-common.h before all
12156 i386/gnu-user.h and i386/gnu-user64.h usages.
12158 * config/i386/gnu-user-common.h: New.
12160 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
12161 (CC1_SPEC): Likewise.
12162 (ENDFILE_SPEC): Likewise.
12163 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
12164 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
12165 (TARGET_OS_CPP_BUILTINS): Likewise.
12166 (LIBGCC2_HAS_TF_MODE): Likewise.
12167 (LIBGCC2_TF_CEXT): Likewise.
12168 (TF_SIZE): Likewise.
12169 (TARGET_ASM_FILE_END): Likewise.
12170 (STACK_CHECK_MOVING_SP): Likewise.
12171 (STACK_CHECK_STATIC_BUILTIN): Likewise.
12172 * config/i386/gnu-user64.h: Likewise.
12174 2012-04-13 Martin Jambor <mjambor@suse.cz>
12176 * expr.c (expand_expr_real_1): Pass type, not the expression, to
12177 set_mem_attributes for a memory temporary. Do not call the function
12178 for the memory temporary created for a bitfield.
12180 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
12183 * df.h (enum debug_temp_where): New.
12184 (dead_debug_init, dead_debug_finish) Declare.
12185 (dead_debug_add, dead_debug_insert_temp): Declare.
12186 (struct dead_debug_use, struct dead_debug): Moved from...
12187 * df-problems.c: ... here.
12188 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
12190 (df_create_unused_note): Likewise.
12191 (df_set_dead_notes_for_mw): Move comment where it belongs.
12192 (dead_debug_init): Export.
12193 (dead_debug_reset_uses): New, factored out of...
12194 (dead_debug_finish): ...this. Export.
12195 (dead_debug_reset): Remove.
12196 (dead_debug_add): Export.
12197 (dead_debug_insert_before): Rename to...
12198 (dead_debug_insert_temp): ... this. Add where argument. Export.
12199 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
12200 Return insertion count.
12201 (df_note_bb_compute): Adjust.
12202 * dce.c (word_dce_process_block): Adjust dead debug uses.
12203 (dce_process_block): Likewise.
12205 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
12207 * df-problems.c (df_note_bb_compute): Do not take note of
12208 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
12210 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
12213 * var-tracking.c (expand_depth): New type.
12214 (onepart_aux, expand_loc_callback_data): Change depth type to it.
12215 (loc_exp_dep_alloc): Adjust initializer.
12216 (update_depth): Use new type. Add entryvals.
12217 (vt_expand_var_loc_chain): Take note of expansions with
12218 ENTRY_VALUEs, but don't accept them right away. Run an optional
12219 second pass accepting the minimum ENTRY_VALUE count found in the
12221 (vt_expand_loc_callback, INIT_ELCD): Adjust.
12223 2012-04-13 Tom de Vries <tom@codesourcery.com>
12225 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
12226 parameters vuse and vuse_escaped.
12227 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
12228 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
12231 2012-04-13 Richard Guenther <rguenther@suse.de>
12233 PR tree-optimization/52969
12234 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
12235 the condition for the COND_EXPR and handle predicate negation
12236 by swapping the COND_EXPR arms.
12238 2012-04-13 Nick Clifton <nickc@redhat.com>
12240 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
12241 TODO_dump_func flag.
12243 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
12245 PR rtl-optimization/52203
12246 PR rtl-optimization/52715
12248 Revert the 2012-03-07 fix for PR 52203.
12249 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
12250 the insn does not modify DFA right before issuing, adjust
12251 issue_rate accordingly.
12253 2012-04-13 Richard Guenther <rguenther@suse.de>
12256 * c-typeck.c (pointer_diff): Remove bogus assert.
12258 2012-04-13 Richard Guenther <rguenther@suse.de>
12261 * convert.c (convert_to_pointer): Remove special-casing of zero.
12263 2012-04-13 Joey Ye <joey.ye@arm.com>
12265 * config/arm/constraints.md (Pe): New constraint.
12266 * config/arm/arm.md: New split for imm 256-510.
12268 2012-04-13 Terry Guo <terry.guo@arm.com>
12270 * config/arm/arm-cores.def: Added core cortex-m0plus.
12271 * config/arm/arm-tune.md: Regenerated.
12272 * config/arm/arm-tables.opt: Regenerated.
12273 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
12275 2012-04-13 Alan Modra <amodra@gmail.com>
12278 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
12279 tie regs on destination of sets. Delete forward declaration.
12280 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
12281 (rs6000_emit_prologue): Likewise.
12282 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
12284 (is_mem_ref): Use tie_operand to recognise stack ties.
12285 * config/rs6000/predicates.md (tie_operand): New.
12286 * config/rs6000/rs6000.md (restore_stack_block): Generate new
12288 (restore_stack_nonlocal): Likewise.
12289 (stack_tie): Update.
12290 (frame_tie): Delete.
12292 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12294 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
12295 HOST_WIDE_INT_PRINT_DEC in format strings.
12297 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
12300 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
12301 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
12302 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
12303 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
12304 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
12305 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
12306 avx2_permvarv8si using VI4F_256 mode iterator.
12307 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
12308 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
12309 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
12310 gen_avx2_permvarv8sf.
12311 (expand_vec_perm_pshufb): Ditto.
12313 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12316 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
12317 the list of options to enable the FCFID instruction.
12318 (TARGET_EXTRA_BUILTINS): Adjust comment.
12320 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12322 PR tree-optimization/18589
12323 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
12324 (operand_entry): Add count field.
12325 (add_repeat_to_ops_vec): New function.
12326 (completely_remove_stmt): Likewise.
12327 (remove_def_if_absorbed_call): Likewise.
12328 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
12329 (acceptable_pow_call): New function.
12330 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
12331 entries with repeat counts when found.
12332 (repeat_factor_d): New struct and associated typedefs.
12333 (repeat_factor_vec): New static vector variable.
12334 (compare_repeat_factors): New function.
12335 (get_reassoc_pow_ssa_name): Likewise.
12336 (attempt_builtin_powi): Likewise.
12337 (reassociate_bb): Call attempt_builtin_powi.
12338 (fini_reassoc): Two new calls to statistics_counter_event.
12340 2012-04-12 Richard Guenther <rguenther@suse.de>
12342 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
12343 * cgraph.h (tree_rest_of_compilation): Remove.
12344 * cgraph.c (cgraph_add_new_function): Move ...
12345 * cgraphunit.c (cgraph_add_new_function): ... here.
12346 (tree_rest_of_compilation): Make static.
12347 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
12348 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
12349 gate_all_early_local_passes, execute_all_early_local_passes,
12350 pass_early_local_passes, gate_all_early_optimizations,
12351 pass_all_early_optimizations): Move ...
12352 * passes.c (gate_all_optimizations, pass_all_optimizations,
12353 gate_all_early_local_passes, execute_all_early_local_passes,
12354 pass_early_local_passes, gate_all_early_optimizations,
12355 pass_all_early_optimizations): ... here.
12356 * tree-optimize.c (execute_free_datastructures): Remove.
12357 * tree-flow.h (execute_free_datastructures): Remove.
12358 * tree-optimize.c (execute_init_datastructures,
12359 pass_init_datastructures): Move ...
12360 * tree-ssa.c (execute_init_datastructures,
12361 pass_init_datastructures): ... here.
12362 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
12363 execute_free_datastructures.
12365 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
12367 * dbgcnt.def (ira_move): New counter.
12368 * ira-int.h (ira_create_new_reg): Declare function.
12369 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
12370 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
12371 no longer static. All callers changed.
12372 * ira.c: Include "dbgcnt.h".
12373 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
12374 move_unallocated_pseudos): New static functions.
12375 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
12376 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
12377 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
12378 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
12379 to the pseudos generated in find_moveable_pseudos.
12380 * Makefile.in (ira.o): Add $(DBGCNT_H).
12382 2012-04-12 Richard Guenther <rguenther@suse.de>
12384 PR tree-optimization/52943
12385 * tree-chrec.h (chrec_is_positive): Remove.
12386 * tree-scalar-evolution.c (chrec_is_positive): Move ...
12387 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
12388 Return false for a constant zero instead of negative.
12389 (analyze_siv_subscript_cst_affine): Handle zero difference
12390 in the initial condition explicitely.
12392 2012-04-12 Richard Guenther <rguenther@suse.de>
12394 * tree-parloops.c (parallelize_loops): Also consult the upper
12395 bound for the number of iterations.
12396 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12397 (loop_prefetch_arrays): Likewise.
12399 2012-04-12 Richard Guenther <rguenther@suse.de>
12401 * cfgloop.h (estimated_loop_iterations_int): Ditch
12402 'conservative' parameter.
12403 (max_stmt_executions_int): Likewise.
12404 (estimated_loop_iterations): Likewise.
12405 (max_stmt_executions): Likewise.
12406 (max_loop_iterations): Declare.
12407 (max_loop_iterations_int): Likewise.
12408 (estimated_stmt_executions): Likewise.
12409 (estimated_stmt_executions_int): Likewise.
12410 * tree-ssa-loop-niter.c (estimated_loop_iterations):
12412 (max_loop_iterations): ... this.
12413 (estimated_loop_iterations_int): Split parts to ...
12414 (max_loop_iterations_int): ... this.
12415 (max_stmt_executions_int): Split parts to ...
12416 (estimated_stmt_executions_int): ... this.
12417 (max_stmt_executions): Split parts to ...
12418 (estimated_stmt_executions): ... this.
12419 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
12420 * predict.c (predict_loops): Likewise.
12421 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
12422 (analyze_siv_subscript_cst_affine): Likewise.
12423 (compute_overlap_steps_for_affine_1_2): Likewise.
12424 (analyze_subscript_affine_affine): Likewise.
12425 (init_omega_for_ddr_1): Likewise.
12426 * tree-parloops.c (parallelize_loops): Likewise.
12427 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
12428 (may_eliminate_iv): Likewise.
12429 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12430 (loop_prefetch_arrays): Likewise.
12431 * tree-vrp.c (adjust_range_with_scev): Likewise.
12433 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
12435 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
12436 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
12438 (dump_table): Use bool type for need_align and have_df variables.
12439 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
12440 (regs_used): Remove register modifier.
12441 (barrier_align): Move variables slot, credit, jump_to_next
12442 into if block above for loop. Use bool type for jump_to_next.
12443 (sh_function_arg): Use NULL_RTX instead of 0.
12445 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
12447 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
12448 (bswapsi2): New expander.
12450 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
12452 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
12453 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
12455 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
12457 PR rtl-optimization/52876
12458 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
12459 Don't call mark_reg_pointer for incompatible pointer sign extension.
12461 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
12464 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
12466 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
12467 comparisons against TYPE_PRECISION.
12468 * tree-ssa-forwprop.c (combine_conversions): Likewise.
12470 2012-04-11 Xinliang David Li <davidxl@google.com>
12472 * tree-passes.h: Remove TODO_dump_func.
12473 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
12474 * trans-mem.c: Remove TODO_dump_func.
12475 * ira.c: Remove TODO_dump_func.
12477 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
12479 * config/i386/i386.c (ix86_option_override_internal): Check
12480 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
12481 after TARGET_64BIT is updated.
12483 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
12485 * config/sh/sh.h: Remove old secondary reload code.
12487 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
12489 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
12490 (ready_reorder): ... this function.
12492 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
12494 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
12497 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
12498 insns so that no other insn is queued for a time before them.
12500 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
12503 2012-04-11 Richard Guenther <rguenther@suse.de>
12505 PR middle-end/52621
12506 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
12507 consider loop nesting.
12508 (evolution_function_is_univariate_p): Properly check the remainder
12511 2012-04-11 Richard Guenther <rguenther@suse.de>
12513 PR middle-end/52918
12514 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
12516 2012-04-11 Nick Clifton <nickc@redhat.com>
12518 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
12519 information, if requested.
12521 * config/rx/rx.c (rx_expand_prologue): Likewise.
12523 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
12524 Michael Matz <matz@suse.de>
12527 * rtlanal.c (unsigned_reg_p): New function.
12528 Update copyright notice dates.
12529 * rtl.h (unsigned_reg_p): Prototype it.
12530 Update copyright notice dates.
12531 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
12533 * expr.c (expand_expr_real_1): Set register attributes.
12534 * stmt.c (expand_case): Likewise.
12536 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
12539 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
12540 consider_sh2a and allow_zero.
12541 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
12542 (disp_addr_displacement): New function.
12543 (sh_address_cost): Use disp_addr_displacement function instead
12544 of DISP_ADDR_OFFSET.
12545 (sh_legitimate_address_p): Adapt to changed
12546 sh_legitimate_index_p declaration.
12547 (sh_find_mov_disp_adjust): Remove HImode check.
12548 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
12549 disp_addr_displacement and max_mov_insn_displacement.
12550 (max_mov_insn_displacement): Remove HImode check.
12551 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
12552 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
12553 * config/sh/constraints.md (K05, K13): New constraints.
12554 (K12): Correct comment.
12555 (Sdd): Do not use DISP_ADDR_P macro.
12556 (Snd, Sbw): Use satisfies_constraint_Sdd.
12557 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
12558 (*extendhisi2_compact, movhi_i): Remove.
12559 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
12560 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
12561 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
12562 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
12563 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
12564 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
12565 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
12567 Add new peepholes for HImode displacement addressing.
12569 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
12571 * config/sh/sh.h (SIDI_OFF): Remove.
12572 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
12573 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
12574 or operand_subword.
12576 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
12579 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
12580 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
12581 * doc/md.texi (Standard Names): Add bswap.
12582 * builtin-types.def (BT_UINT16): New primitive type.
12583 (BT_FN_UINT16_UINT16): New function type.
12584 * builtins.def (BUILT_IN_BSWAP16): New.
12585 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
12586 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
12587 expand_builtin_bswap.
12588 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
12589 (fold_builtin_1): Likewise.
12590 (is_inexpensive_builtin): Likewise.
12591 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
12592 missing bits for bswap to libcall code.
12593 * tree.c (build_common_tree_nodes): Build uint16_type_node.
12594 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
12595 (uint16_type_node): New define.
12596 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
12597 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
12599 (rs6000_init_builtins): Likewise.
12600 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
12602 2012-04-11 Tristan Gingold <gingold@adacore.com>
12604 * doc/extend.texi (Type Attributes): Move paragraph.
12606 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
12609 * diagnostic.h (show_caret): Declare.
12610 (caret_max_width): Declare.
12611 (diagnostic_show_locus): Declare.
12612 * diagnostic.c (diagnostic_initialize): Initialize to false.
12613 (diagnostic_show_locus): New.
12614 (diagnostic_report_diagnostic): Call it.
12615 (getenv_columns): New.
12616 (adjust_line): New.
12617 (diagnostic_set_caret_max_width): New.
12618 * input.c (read_line): New.
12619 (location_get_source_line): New.
12620 * input.h (location_get_source_line): Declare.
12621 * toplev.c (general_init): Initialize show_caret from options.
12622 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
12623 * opts.c (common_handle_option): Likewise.
12624 * pretty-print.h (pp_get_prefix): New.
12625 (pp_base_get_prefix): New.
12626 * common.opt (fdiagnostics-show-caret): New option.
12627 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
12629 2012-04-11 Richard Guenther <rguenther@suse.de>
12631 PR rtl-optimization/52881
12632 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
12634 2012-04-11 Richard Guenther <rguenther@suse.de>
12636 PR tree-optimization/52912
12637 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
12638 manipulation code we are threading through a loop header
12639 to an exit destination.
12641 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
12643 * tree.h (warn_if_unused_value): Move declaration from here.
12644 * stmt.c (warn_if_unused_value): Move definition from here.
12646 2012-04-10 Michael Matz <matz@suse.de>
12648 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
12650 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
12651 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
12652 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
12653 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
12654 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
12655 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
12656 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
12657 (vect_record_strided_load_vectors): Rename to
12658 vect_record_grouped_load_vectors.
12659 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
12660 Rename use of above macros.
12661 (vect_verify_datarefs_alignment): Ditto.
12662 (vector_alignment_reachable_p): Ditto.
12663 (vect_peeling_hash_get_lowest_cost): Ditto.
12664 (vect_enhance_data_refs_alignment): Ditto.
12665 (vect_analyze_group_access): Ditto and rename stride to groupsize.
12666 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
12667 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
12668 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
12669 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
12670 (vect_record_strided_load_vectors): Rename to
12671 vect_record_grouped_load_vectors.
12672 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
12673 (destroy_loop_vec_info): Ditto.
12674 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
12675 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
12676 (vect_analyze_slp): Ditto.
12677 (new_bb_vec_info): Ditto.
12678 (destroy_bb_vec_info): Ditto.
12679 (vect_schedule_slp_instance): Ditto and rename strided_store to
12681 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
12682 vect_cost_group_size.
12683 (vect_model_store_cost): Rename use of above macros and call
12684 to vect_cost_strided_group_size.
12685 (vect_model_load_cost): Ditto.
12686 (vectorizable_store): Ditto, rename strided_store to grouped_store
12687 and calls to renamed tree-vectorizer.h functions.
12688 (vectorizable_load): Ditto.
12689 (vect_transform_stmt): Rename use of above macros and strided_store
12692 2012-04-10 Jan Hubicka <jh@suse.cz>
12694 * cgraph.h: Remove misledaing comment on ipa-ref.h.
12695 (symtab_type): New enum.
12696 (symtab_node): New structure.
12697 (cgraph_node, varpool_node): Add symbol base type.
12698 (cgraph, varpool): New accestor functions.
12699 * cgraph.c (cgraph_create_node_1): Set symbol type.
12700 * varpool.c (varpool_node): Set symbol type.
12702 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
12703 Richard Sandiford <rdsandiford@googlemail.com>
12705 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
12707 2012-04-10 Richard Guenther <rguenther@suse.de>
12709 PR middle-end/52888
12710 * gimple-low.c (gimple_check_call_args): Properly account for
12711 compatible aggregate types.
12713 2012-04-10 Richard Guenther <rguenther@suse.de>
12715 * toplev.h (tree_rest_of_compilation): Remove.
12716 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12717 * cgraph.h (tree_rest_of_compilation): Declare.
12718 * tree-optimize.c (tree_rest_of_compilation): Move ...
12719 * cgraphunit.c (tree_rest_of_compilation): ... here.
12720 * cgraph.c (cgraph_add_new_function): Adjust.
12721 * Makefile.in (tree-optimize.o): Adjust.
12722 (cgraphunit.o): Likewise.
12724 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
12726 PR tree-optimization/52870
12727 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
12728 presumed pattern statement is within the same loop or basic block.
12730 2012-04-10 Tristan Gingold <gingold@adacore.com>
12732 * gengtype.c (main): Make uintptr_t a known type.
12734 2012-04-10 Richard Guenther <rguenther@suse.de>
12736 * tree-pass.h (tree_lowering_passes): Remove.
12737 * tree-optimize.c (tree_lowering_passes): Remove.
12738 * cgraph.c (cgraph_add_new_function): Inline relevant parts
12739 of tree_lowering_passes, avoid redundant call of early local passes.
12740 * cgraphunit.c (cgraph_lower_function): Fold into ...
12741 (cgraph_analyze_function): ... its single caller. Inline
12742 relevant parts of tree_lowering_passes.
12744 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
12747 * config/pa/pa.opt: Remove SIO and GNU_LD.
12749 2012-04-09 Jan Hubicka <jh@suse.cz>
12754 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
12755 boundary, add its target too.
12756 * lto.c (add_references_to_partition): Add also aliased nodes.
12757 (add_cgraph_node_to_partition,
12758 add_varpool_node_to_partition): Work on nodes, not functions/variables;
12759 when adding alias, add also the aliased object.
12761 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
12764 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
12765 VOIDmode immediate operands.
12766 * config/i386/constraints.md (Wz): New constraint.
12767 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
12769 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
12772 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
12773 the DECL generated for the special GOT helper.
12775 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
12777 * config/sh/constraints.md: Update list of constraints in
12779 (Sr0): Remove unused memory constraint.
12781 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
12783 * tree-pretty-print.h: Update comment.
12785 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
12787 * config/sh/sh.md: Use braced string notation where applicable.
12788 (*prefetch_i4, prefetch_m2a): Merge into ...
12789 (*prefetch): ... this new insn.
12791 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
12793 * config/sh/sh.h (high_life_started): Remove
12794 * config/sh/predicates.md (general_movdst_operand): Use
12795 'reload_in_progress' instead of 'high_life_started'.
12796 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
12797 divsi_inv_fp): Likewise.
12799 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
12801 * config/sh/sh-protos.h (prepare_move_operands): Return void
12803 * config/sh/sh.c (prepare_move_operands): Likewise.
12804 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
12806 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
12808 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
12809 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
12810 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
12811 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
12812 commutative_float_operator, noncommutative_float_operator,
12813 sh_handle_pragma): Remove.
12815 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
12817 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
12818 Use @option markup on command-line options. Use @samp markup on
12819 literal keywords to options. Use @code markup on code fragments.
12820 Use other markup in preference to quotation marks in the text.
12821 Add markup to some passages without any.
12823 2012-04-06 Mike Stump <mikestump@comcast.net>
12825 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
12827 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
12829 * config/sh/sh.c (hi_const): Remove.
12830 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
12833 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
12835 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
12837 * config/sh/sh.c (sh_expand_t_scc): Likewise.
12838 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
12839 calling sh_expand_t_scc.
12841 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
12843 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
12844 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
12845 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
12846 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
12847 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
12848 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
12849 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
12850 sh2a_is_function_vector_call): Use bool as return type.
12851 (sh_pass_in_reg_p): Remove.
12852 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
12853 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
12854 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
12855 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
12856 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
12857 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
12858 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
12859 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
12860 sh_loads_bankedreg_p): Use bool as return type.
12861 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
12862 'register' modifier.
12864 2012-04-06 Matt Turner <mattst88@gmail.com>
12866 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
12868 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
12870 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
12871 of the destination isn't also a FP_REGS register.
12873 2012-04-05 Teresa Johnson <tejohnson@google.com>
12874 H.J. Lu <hongjiu.lu@intel.com>
12876 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
12877 * config/i386/i386.md (move immediate to memory peephole2):
12878 Add cases for HImode move when LCP stall avoidance is needed.
12879 * config/i386/i386.c (initial_ix86_tune_features): Initialize
12880 X86_TUNE_LCP_STALL entry.
12882 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
12885 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
12886 CONST_INT operands, zero-extended with AND.
12888 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
12891 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
12892 first argument instead of mode size. Move displacement calculations
12894 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
12895 ... these new functions.
12896 (disp_adjust): Remove max_mov_disp field.
12897 (sh_legitimate_index_p): Use max_mov_insn_displacement and
12898 mov_insn_alignment_mask.
12899 (sh_address_cost): Use max_mov_insn_displacement.
12901 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
12903 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
12904 (arch_enabled): Handle new arch types.
12905 (one_cmpldi2): Add NEON support.
12907 2012-04-05 Richard Guenther <rguenther@suse.de>
12909 * gimple.c (walk_gimple_op): Compute val_only for the LHS
12910 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
12911 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
12912 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
12913 ... here and make static.
12914 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
12917 2012-04-05 Richard Guenther <rguenther@suse.de>
12919 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
12920 basic-block before removing it.
12922 2012-04-05 Richard Guenther <rguenther@suse.de>
12924 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
12925 version namespace as we release the freelist.
12927 2012-04-05 Richard Guenther <rguenther@suse.de>
12929 * tree-nrv.c (tree_nrv): Release VDEFs.
12930 * tree-sra.c (sra_modify_constructor_assign): Likewise.
12931 (sra_modify_assign): Likewise.
12932 * tree-vect-stmts.c (vect_remove_stores): Likewise.
12933 * tree-vect-loop.c (vect_transform_loop): Likewise.
12934 * tree-ssa-dom.c (optimize_stmt): Likewise.
12935 * tree-vect-slp.c (vect_schedule_slp): Likewise.
12936 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
12938 2012-04-05 Richard Guenther <rguenther@suse.de>
12940 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
12942 * gimple.h (gsi_remove): Adjust.
12943 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
12944 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
12945 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
12946 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
12947 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
12948 * tree-ssa-pre.c (eliminate): Likewise.
12950 2012-04-04 Mike Stump <mikestump@comcast.net>
12952 * doc/rtl.texi (const_double): Document as sign-extending.
12953 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
12954 * emit-rtl.c (immed_double_int_const): Refine to state the
12956 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
12957 CONST_DOUBLE integers.
12958 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
12959 negative values are converted. Fix conversions bigger than
12960 HOST_BITS_PER_WIDE_INT.
12961 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
12962 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
12963 * explow.c (plus_constant_mode): Add.
12964 (plus_constant): Implement with plus_constant_mode.
12965 * rtl.h (plus_constant_mode): Add.
12967 2012-04-04 Richard Guenther <rguenther@suse.de>
12969 PR tree-optimization/52808
12970 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
12971 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
12973 2012-04-04 Tristan Gingold <gingold@adacore.com>
12975 * expr.c (expand_expr_real_2): Handle larger sizetype in
12978 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
12980 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
12981 to m2a-single instead of m2e.
12983 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
12985 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
12986 Change type of BITOFFSET to signed. Make sure the lower bound of
12987 the computed range is non-negative by adjusting OFFSET and BITPOS.
12988 (expand_assignment): Adjust call to get_bit_range.
12990 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
12992 * h8300/h8300.c (h8300_current_function_monitor_function_p):
12993 New function. Added to check monitor functions.
12994 (h8300_option_override): Modified to generate error/warning
12995 messages for invalid combinations of different command line
12997 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
12998 save EXR on stack for monitor function in case of H8S target
12999 when "-mno-exr" is passed.
13000 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
13002 * doc/invoke.texi: Document H8S options.
13004 2012-04-03 Tristan Gingold <gingold@adacore.com>
13006 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
13007 of gcc_AC_FUNC_MMAP_BLACKLIST.
13008 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
13009 * Makefile.in (aclocal_deps): Add mmap.m4.
13010 * configure: Regenerate.
13011 * aclocal.m4: Regenerate.
13013 2012-04-03 Richard Guenther <rguenther@suse.de>
13015 PR tree-optimization/52808
13016 * tracer.c (tail_duplicate): Return whether we have duplicated
13018 (tracer): If we have duplicated any block, cleanup the CFG.
13019 * cfghooks.c (duplicate_block): If we duplicated a loop
13020 header but not its loop, destroy the loop because it now has
13022 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
13023 the cfg manipulation routines we are not creating a multiple
13026 2012-04-03 Tristan Gingold <gingold@adacore.com>
13028 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
13030 (vms_c_common_override_options): Allow parameterless variadic
13033 2012-04-03 Jakub Jelinek <jakub@redhat.com>
13035 PR tree-optimization/52835
13036 * tree-data-ref.c (build_rdg): Return NULL if
13037 compute_data_dependences_for_loop failed.
13039 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
13041 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
13042 for REAL_CST as well.
13043 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
13044 In the bitfield case, if the value is a REAL_CST, convert it first to
13047 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
13049 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
13050 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
13051 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
13053 * config/i386/biarchx32.h: New.
13055 2012-04-02 Anatoly Sokolov <aesok@post.ru>
13057 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
13058 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
13059 (arm_preferred_reload_class): New function.
13061 2012-04-02 Richard Guenther <rguenther@suse.de>
13063 PR tree-optimization/52756
13064 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
13065 (thread_through_loop_header): After threading through the loop latch
13066 remove the split part from the loop and clear further threading
13067 opportunities that would create a multiple entry loop.
13069 2012-04-02 Richard Guenther <rguenther@suse.de>
13071 PR rtl-optimization/52800
13072 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
13073 CLEANUP_CFG_CHANGED.
13075 2012-04-02 Richard Guenther <rguenther@suse.de>
13077 PR middle-end/52803
13078 * loop-init.c (gate_handle_loop2): Destroy loops here if
13079 we don't enter RTL loop optimizers.
13081 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
13084 2012-03-29 Richard Guenther <rguenther@suse.de>
13086 * rtl.h (extended_count): Remove.
13087 * combine.c (extended_count): Remove.
13089 2012-04-02 Dodji Seketeli <dodji@redhat.com>
13092 * pt.c (more_specialized_fn): Don't apply decay conversion to
13093 types of function parameters.
13095 2012-04-02 Tristan Gingold <gingold@adacore.com>
13097 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
13098 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
13099 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
13100 (ggc_pch_this_base): Use uintptr_t instead of size_t.
13102 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
13105 * config/i386/i386.c (ix86_option_override_internal): Don't
13106 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
13108 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
13110 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
13111 (stmt_can_make_abnormal_goto): Use it.
13112 (is_ctrl_altering_stmt): Likewise.
13114 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
13115 Kaz Kojima <kkojima@gcc.gnu.org>
13117 * config/sh/sh.c (push_regs): Skip banked registers when
13118 resbank attribute is specified.
13119 (sh_expand_epilogue): Likewise.
13121 2012-03-30 Richard Henderson <rth@redhat.com>
13124 * combine-stack-adj.c (prev_active_insn_bb): New.
13125 (next_active_insn_bb): New.
13126 (force_move_args_size_note): New.
13127 (combine_stack_adjustments_for_block): Use it.
13129 2012-03-30 Richard Henderson <rth@redhat.com>
13131 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
13132 (ix86_expand_vector_init_duplicate): Initialize it.
13133 (expand_vec_perm_palignr): Likewise.
13134 (ix86_expand_vec_perm_const): Likewise.
13135 (ix86_vectorize_vec_perm_const_ok): Likewise.
13136 (expand_vec_perm_blend): Use it.
13137 (expand_vec_perm_vpermil): Likewise.
13138 (expand_vec_perm_pshufb): Likewise.
13139 (expand_vec_perm_1): Likewise.
13140 (expand_vec_perm_pshuflw_pshufhw): Likewise.
13141 (expand_vec_perm_interleave2): Likewise.
13142 (expand_vec_perm_vpermq_perm_1): Likewise.
13143 (expand_vec_perm_vperm2f128): Likewise.
13144 (expand_vec_perm_interleave3): Likewise.
13145 (expand_vec_perm_vperm2f128_vblend): Likewise.
13146 (expand_vec_perm_vpshufb2_vpermq): Likewise.
13147 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
13148 (expand_vec_perm_broadcast): Likewise.
13149 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
13151 2012-03-30 Richard Henderson <rth@redhat.com>
13153 * dwarf2out.c (gen_variable_die): Initialize off.
13155 2012-03-30 Tristan Gingold <gingold@adacore.com>
13157 * config/vms/vms-f.c: New file.
13158 * config/vms/t-vms (vms-f.o): New rule.
13159 * config.gcc (*-*-*vms*): Define fortran_target_objs.
13161 2012-03-30 Richard Guenther <rguenther@suse.de>
13163 PR tree-optimization/52754
13164 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
13165 propagate arbitrary addresses into really plain dereferences.
13167 2012-03-30 Richard Guenther <rguenther@suse.de>
13169 PR middle-end/52772
13170 * except.c (emit_to_new_bb_before): Move loop updating ...
13171 (dw2_build_landing_pads): ... here. Use a proper block for
13172 querying the loop father.
13174 2012-03-30 Tristan Gingold <gingold@adacore.com>
13176 * config/ia64/ia64.c (ia64_section_type_flags): Remove
13177 common_object attribute handling.
13178 (SECTION_VMS_OVERLAY): Remove
13179 (ia64_vms_common_object_attribute): Replace abort with an assert.
13180 Do not set DECL_SECTION_NAME.
13181 (ia64_vms_output_aligned_decl_common): Handle common_object
13183 (ia64_vms_elf_asm_named_section): Remove.
13184 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
13186 2012-03-30 Richard Guenther <rguenther@suse.de>
13188 PR middle-end/52786
13189 * double-int.c (rshift_double): Remove not needed cast.
13191 2012-03-30 Richard Guenther <rguenther@suse.de>
13193 * tree-affine.h (print_aff): Remove.
13194 * tree-affine.c (print_aff): Make static.
13195 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
13196 (get_references_in_stmt): Likewise.
13197 (print_direction_vector): Likewise.
13198 (print_dir_vectors): Likewise.
13199 (print_dist_vectors): Likewise.
13200 (dump_subscript): Likewise.
13201 (dump_ddrs): Likewise.
13202 (dump_dist_dir_vectors): Likewise.
13203 (dump_data_references): Likewise.
13204 (dump_data_dependence_relation): Likewise.
13205 (dump_data_dependence_direction): Likewise.
13206 (dump_rdg_vertex): Likewise.
13207 (dump_rdg_component): Likewise.
13208 (debug_ddrs): Declare.
13209 (struct data_ref_loc_d): Move ...
13210 * tree-data-ref.c (struct data_ref_loc_d): ... here.
13211 (get_references_in_stmt): Make static.
13212 (dump_data_references): Likewise.
13213 (dump_subscript): Likewise.
13214 (print_direction_vector): Likewise.
13215 (print_dir_vectors): Likewise.
13216 (print_dist_vectors): Likewise.
13217 (dump_data_dependence_relation): Likewise.
13218 (dump_dist_dir_vectors): Likewise.
13219 (dump_ddrs): Likewise.
13220 (dump_rdg_vertex): Likewise.
13221 (dump_rdg_component): Likewise.
13222 (debug_ddrs): New function.
13223 (access_matrix_get_index_for_parameter): Remove.
13225 2012-03-30 Tristan Gingold <gingold@adacore.com>
13227 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
13228 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
13229 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
13230 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
13231 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
13232 (vms_patch_builtins): Handle new flags
13233 * config/vms/vms-crtlmap.map: Completed using nm on
13234 c and math system libraries.
13235 * config/vms/make-crtlmap.awk: Handle any number of flags.
13237 2012-03-30 Martin Jambor <mjambor@suse.cz>
13239 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
13240 is a builtin_stack_save in a dominating BB.
13242 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
13244 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
13245 crossing 128bit lane boundary.
13247 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
13249 * ira-color.c (setup_left_conflict_sizes_p): Process all
13250 conflicting objects.
13252 2012-03-29 Jakub Jelinek <jakub@redhat.com>
13254 PR tree-optimization/52760
13255 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
13256 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
13258 2012-03-29 Richard Guenther <rguenther@suse.de>
13260 * cgraph.h (cgraph_materialize_all_clones): Remove.
13261 (reset_inline_failed): Likewise.
13262 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
13263 * cgraphbuild.c (reset_inline_failed): Remove.
13264 * rtl.h (cse_main): Remove.
13265 (extended_count): Likewise.
13266 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
13267 (cse_main): Make static.
13268 * combine.c (extended_count): Remove.
13269 (dump_combine_stats): Mark as DEBUG_FUNCTION.
13270 * basic-block.h (reorder_basic_blocks): Remove.
13271 * bb-reorder.c (reorder_basic_blocks): Make static.
13272 * Makefile.in (dse.o): Remove dse.h dependency.
13274 * dse.c (gate_dse): Remove.
13275 (clear_alias_mode_eq): Likewise.
13276 (clear_alias_mode_hash): Likewise.
13277 (dse_record_singleton_alias_set): Likewise.
13278 (dse_invalidate_singleton_alias_set): Likewise.
13280 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
13282 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
13283 crtbegin_so%O%s for -shared.
13284 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
13286 2012-03-29 Richard Guenther <rguenther@suse.de>
13288 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
13289 (add_to_value): Remove.
13290 (print_value_expressions): Likewise.
13291 * tree-ssa-pre.c (add_to_value): Make static.
13292 (print_value_expressions): Likewise.
13293 * gimple.h (gimple_adjust_this_by_delta): Remove.
13294 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
13296 2012-03-29 Richard Guenther <rguenther@suse.de>
13298 PR middle-end/50708
13299 * double-int.h (rshift_double): Remove.
13300 * double-int.c (lshift_double): Use absu_hwi to make count positive.
13301 (rshift_double): Make static, take unsigned count argument,
13302 remove handling of negative count argument.
13303 (double_int_rshift): Dispatch to lshift_double.
13305 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
13307 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
13308 OPTION_MASK_ABI_64.
13310 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
13311 (SPEC_X32): Likewise.
13312 (MULTILIB_DEFAULTS): Likewise.
13314 * config/i386/i386.c (isa_opts): Remove -m64.
13315 (ix86_target_string): Properly handle -m32/-m64/-mx32.
13316 (ix86_option_override_internal): Properly
13317 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
13318 handle -m32, -m64 and -mx32.
13320 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
13321 with OPTION_ABI_X32. Moved after TARGET_LP64.
13322 (TARGET_LP64): Changed to OPTION_ABI_64.
13324 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
13325 (mx32): Replace ISA_X32 with ABI_X32.
13327 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
13329 * tree.c (tree_size) <VECTOR_CST>: New case.
13331 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
13333 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
13334 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
13336 2012-03-28 Jakub Jelinek <jakub@redhat.com>
13338 PR middle-end/52691
13339 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
13340 __builtin_va_start to __builtin_next_arg if the latter is
13341 builtin_decl_explicit_p rather than when it is not.
13343 PR middle-end/52750
13344 * tree-vect-generic.c (vector_element): Perform multiplication
13345 for pos in bitsizetype type instead of idx type.
13347 2012-03-28 Richard Guenther <rguenther@suse.de>
13349 * loop-init.c (loop_optimizer_init): If loops are preserved
13350 perform incremental initialization of required loop features.
13351 (loop_optimizer_finalize): If loops are to be preserved only
13352 clean up optional loop features.
13353 (rtl_loop_done): Forcefully free loops here.
13354 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
13355 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
13357 (construct_init_block): Likewise.
13358 (construct_exit_block): Likewise.
13359 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
13360 the CFG after expanding.
13361 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
13362 If we needed to calculate them, free them afterwards.
13363 * tree-pass.h (PROP_loops): New define.
13364 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
13365 * basic-block.h (CLEANUP_CFG_CHANGED): New.
13366 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
13367 (cleanup_cfg): If we did something and have loops around, fix them up.
13368 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
13369 with CLEANUP_CFG_CHANGED.
13370 * cfghooks.c (merge_blocks): If we merge a loop header into
13371 its predecessor, update the loop structure.
13372 (duplicate_block): If we copy a loop latch, adjust loop state
13373 to note we may have multiple latches.
13374 (delete_basic_block): Mark loops for fixup if we remove a loop.
13375 * cfganal.c (forwarder_block_p): Protect loop latches, headers
13377 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
13378 (cfg_layout_can_merge_blocks_p): Likewise.
13379 * cprop.c (bypass_block): If we create a loop with multiple
13380 entries, mark it for removal.
13381 * except.c (emit_to_new_bb_before): Add the new basic-block
13383 * tree-eh.c (lower_resx): Likewise.
13384 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
13385 (expand_omp_taskreg): Likewise.
13386 * tree-inline.c (initialize_cfun): Likewise.
13387 * tree-mudflap.c (add_bb_to_loop): Prototype.
13388 (mf_build_check_statement_for): Properly add new basic-blocks
13390 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
13391 if we remove a loop.
13392 (thread_through_loop_header): Likewise.
13393 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
13394 new basic-blocks to existing loops.
13395 (expand_transaction): Likewise.
13396 * Makefile.in (except.o): Add $(CFGLOOP_H).
13397 (expr.o): Likewise.
13398 (cgraph.o): Likewise.
13399 (cprop.o): Likewise.
13400 (cfgexpand.o): Likewise.
13401 (cfganal.o): Likewise.
13402 (trans-mem.o): Likewise.
13403 (tree-eh.o): Likewise.
13405 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
13408 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
13409 (avr_builtin_decl): New static function.
13410 (struct avr_builtin_description, avr_bdesc): Move up.
13411 Add GTY marker. Add field fndecl. Remove redundant field id.
13412 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
13413 (avr_expand_builtin): Code cleanup because .id is removed.
13415 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
13418 * config.gcc (tm_file): Remove avr/multilib.h.
13420 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
13422 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
13423 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
13424 * config/avr/t-avr: Remove generation of multilib.h.
13425 * config/avr/t-multilib: Regenerate.
13426 * config/avr/multilib.h: Remove.
13427 * config/avr/avr.opt (-msp8): New option.
13428 (avr_sp8): New variable.
13429 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
13430 * config/avr/avr.h (AVR_HAVE_SPH): New define.
13431 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
13432 (avr_device_to_sp8): New prototype.
13433 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
13434 (DRIVER_SELF_SPECS): New define.
13435 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
13436 __AVR_SP8__, __AVR_HAVE_SPH__.
13437 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
13438 AVR_HAVE_8BIT_SP to decide if SP_H is present.
13439 (avr_file_start): Ditto.
13441 2012-03-28 Jakub Jelinek <jakub@redhat.com>
13444 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
13445 instead of 8 in adjust_address.
13447 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
13449 PR middle-end/51893
13450 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
13453 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
13456 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
13457 Rearrange conditional logic. Move displacement address calculations
13459 (sh_find_mov_disp_adjust): ... this new function.
13461 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
13463 * config/arm/arm.opt (mapcs): Remove MaskExists.
13464 * config/cris/linux.opt (mno-gotplt): Likewise.
13465 * config/i386/i386.opt (mhard-float): Likewise.
13467 (mno-sse4): Likewise.
13468 * config/m68k/m68k.opt (mhard-float): Likewise.
13469 * config/mep/mep.op (mcop32): Likewise.
13470 * config/pa/pa-hpux.opt (msio): Likewise.
13471 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
13472 * config/picochip/picochip.opt (mlittle): Likewise.
13473 * config/sh/sh.opt (mrenesas): Likewise.
13474 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
13475 * config/sparc/sparc.opt (mhard-float): Likewise.
13476 * config/v850/v850.opt (mv850es): Likewise.
13477 * config/vax/vax.opt (mg-float): Likewise.
13479 2012-03-27 Martin Jambor <mjambor@suse.cz>
13481 PR middle-end/52693
13482 * tree-sra.c (sra_modify_assign): Do not call
13483 load_assign_lhs_subreplacements when working with an unscalarizable
13486 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
13489 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
13491 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
13492 * config/i386/i386.c: Include reload.h.
13493 (ix86_legitimize_reload_address): New function.
13495 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
13497 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
13498 hasn't been allocated. Define a target macro for Mask and
13499 InverseMask if it hasn't been defined. Remove MaskExists handling.
13501 * doc/options.texi: Remove MaskExists.
13503 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
13506 * config/sh/sh.c (find_barrier): Add equality check of last_got
13507 to avoid going above orig insn. Update comments.
13509 2012-03-27 Richard Guenther <rguenther@suse.de>
13511 PR middle-end/52720
13512 * fold-const.c (try_move_mult_to_index): Handle &x.array more
13515 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
13517 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
13518 of a unit before computing the offset in units.
13519 * expr.c (get_bit_range): Return the null range if the enclosing record
13520 is part of a larger bit field.
13522 2012-03-27 Tristan Gingold <gingold@adacore.com>
13524 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
13525 * config/ia64/ia64.md: Remove mode in template.
13526 Sign extend operand in expand_simple_binop.
13527 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
13528 CASE_VECTOR_MODE instead of TARGET_ILP32.
13529 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
13531 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
13533 * varasm.c (assemble_external): #if 0 out the new assert from the
13534 previous commit, it breaks the Java and Go front ends.
13536 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
13538 * toplev.c (check_global_declaration_1): Do not call assemble_external.
13539 * expr.c (emit_block_move_libcall_fn): Likewise.
13540 (clear_storage_libcall_fn): Likewise.
13541 (expand_expr_addr_expr_1): Likewise.
13542 (expand_expr_real_1): Likewise.
13543 * calls.c (rtx_for_function_call): Likewise.
13545 * varasm.c (assemble_external): Assert this function is only called
13546 during or after expanding to RTL.
13548 2012-03-26 Martin Jambor <mjambor@suse.cz>
13550 PR tree-optimization/50052
13551 * tree-sra.c (tree_non_aligned_mem_p): Removed.
13552 (tree_non_aligned_mem_for_access_p): Likewise.
13553 (build_accesses_from_assign): Removed strict alignment requirements
13555 (access_precludes_ipa_sra_p): Likewise.
13557 2012-03-26 Richard Guenther <rguenther@suse.de>
13559 PR tree-optimization/52701
13560 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
13561 compute and set the evolution part of PHI nodes.
13563 2012-03-26 Richard Guenther <rguenther@suse.de>
13565 PR tree-optimization/52721
13566 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
13568 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
13570 PR tree-optimization/52686
13571 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
13574 2012-03-26 Tristan Gingold <gingold@adacore.com>
13576 * config/alpha/vms.h (LINK_SPEC): Simplify.
13577 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
13578 (NAME__MAIN, SYMBOL__MAIN): Remove.
13579 (VMS_DEBUG_MAIN_POINTER): Remove.
13580 * config/ia64/vms.h: Likewise.
13581 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
13582 code to vms.c. Call vms_start_function.
13583 * config/ia64/ia64.c (ia64_start_function): Likewise.
13584 * config/vms/vms-protos.h (vms_start_function): Declare.
13585 * config/vms/vms.c (vms_start_function): New function.
13586 * config/vms/vms.h (MATH_LIBRARY): Define.
13587 (VMS_DEBUG_MAIN_POINTER): Define.
13589 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
13591 PR rtl-optimization/52629
13592 * reload1.c (count_pseudo): Short-circuit common case.
13593 (count_spilled_pseudo): Return early for pseudos without hard regs.
13594 Assert that the pseudo has got a hard reg before manipulating it.
13596 2012-03-24 Jan Hubicka <jh@suse.cz>
13599 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
13600 (decide_is_variable_needed): Do not handle toplevel reorder here.
13601 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
13602 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
13605 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
13607 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
13608 and str_bitsize instead of more convoluted expressions.
13610 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
13613 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
13615 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
13618 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
13620 2012-03-23 Martin Jambor <mjambor@suse.cz>
13622 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
13624 2012-03-23 Richard Guenther <rguenther@suse.de>
13626 PR tree-optimization/52678
13627 * tree-vectorizer.h (struct _stmt_vec_info): Add
13628 loop_phi_evolution_part member.
13629 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
13630 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
13631 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
13632 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13633 Use the cached evolution part and the PHI nodes value from
13634 the loop preheader edge instead of re-analyzing the evolution.
13636 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13638 * config/mips/mips-tables.opt: Update.
13639 * config/mips/mips.md (processor): Add xlp.
13640 * config/mips/mips-cpus.def: Add xlp.
13641 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
13643 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
13644 * doc/invoke.texi: Mention XLP.
13646 2012-03-22 Jakub Jelinek <jakub@redhat.com>
13648 PR middle-end/52547
13649 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
13650 on any new_local_var_chain vars declared during recursing on
13651 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
13653 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
13655 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
13656 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
13657 (ASM_OUTPUT_LOCAL): Ditto.
13658 (ASM_OUTPUT_COMMON): Remove.
13659 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
13660 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
13662 2012-03-22 Jan Hubicka <jh@suse.cz>
13664 PR middle-end/51737
13665 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
13667 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
13668 * ipa-inline-transform.c (save_inline_function_body): Remove
13669 copied clone if needed.
13670 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
13672 2012-03-22 Richard Guenther <rguenther@suse.de>
13674 PR middle-end/52666
13675 * fold-const.c (fold_ternary_loc): Fix typo.
13677 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
13680 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
13681 (unspecv): Add UNSPECV_MEMORY_BARRIER.
13682 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
13683 (delay_cycles_1, delay_cycles_2): Ditto.
13684 (delay_cycles_3, delay_cycles_4): Ditto.
13685 (nopv, *nopv): Ditto.
13686 (sleep, *sleep): Ditto.
13687 (wdr, *wdr): Ditto.
13689 2012-03-22 Richard Guenther <rguenther@suse.de>
13691 PR tree-optimization/52548
13692 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
13693 because of clobbers.
13694 (prune_clobbered_mems): New function.
13695 (compute_antic_aux): Use it to prune ANTIC_OUT.
13696 (compute_partial_antic_aux): Use it to prune PA_IN.
13697 (compute_avail): Only insert expressions into EXP_GEN that are not
13698 invalidated when translated up to the beginning of the block.
13700 2012-03-22 Richard Guenther <rguenther@suse.de>
13702 PR tree-optimization/52638
13703 * tree-vect-stmts.c (vect_init_vector_1): New function, split
13705 (vect_init_vector): ... here. Handle scalar vector inits.
13706 (vect_get_vec_def_for_operand): Adjust.
13707 (vectorizable_load): Likewise.
13709 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
13711 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
13712 (alpha*-*-freebsd*): Ditto.
13713 (alpha*-*-netbsd*): Ditto.
13714 (alpha*-*-openbsd*): Ditto.
13715 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
13716 (DWARF2_DEBUGGING_INFO): Remove.
13717 (PREFERRED_DEBUGGING_TYPE): Remove.
13718 (ASM_FINAL_SPEC): Remove.
13719 (IDENT_ASM_OP): Remove.
13720 (ASM_OUTPUT_IDENT): Remove.
13721 (SKIP_ASM_OP): Remove.
13722 (ASM_OUTPUT_SKIP): Remove.
13723 (ALIGN_ASM_OP): Remove.
13724 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
13725 (ASM_OUTPUT_CASE_LABEL): Remove.
13726 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
13727 (COMMON_ASM_OP): Remove.
13728 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
13729 (ASCII_DATA_ASM_OP): Remove.
13730 (READONLY_DATA_SECTION_ASM_OP): Remove.
13731 (INIT_SECTION_ASM_OP): Remove.
13732 (FINI_SECTION_ASM_OP): Remove.
13733 (ASM_SECTION_START_OP): Remove.
13734 (ASM_OUTPUT_SECTION_START_FILE): Remove.
13735 (TARGET_ASM_NAMED_SECTION): Remove.
13736 (TARGET_ASM_SELECT_SECTION): Remove.
13737 (MAKE_DECL_ONE_ONLY): Remove.
13738 (TYPE_ASM_OP): Remove.
13739 (SIZE_ASM_OP): Remove.
13740 (ASM_WEAKEN_LABEL): Remove.
13741 (TYPE_OPERAND_FMT): Remove.
13742 (ASM_DECLARE_RESULT): Remove.
13743 (ASM_DECLARE_OBJECT_NAME): Remove.
13744 (ASM_FINISH_DECLARE_OBJECT): Remove.
13745 (ELF_ASCII_ESCAPES): Remove.
13746 (ELF_STRING_LIMIT): Remove.
13747 (STRING_ASM_OP): Remove.
13748 (ASM_OUTPUT_EXTERNAL): Remove.
13749 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
13750 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
13752 (ASM_DECLARE_FUNCTION_NAME): Ditto.
13753 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
13754 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
13755 (ASM_OUTPUT_SKIP): Ditto.
13756 (READONLY_DATA_SECTION_ASM_OP): Remove.
13757 (USER_LABEL_PREFIX): Remove.
13758 (ASM_OUTPUT_ASCII): Remove.
13759 (ASM_OUTPUT_CASE_LABEL): Remove.
13760 (NO_DOLLAR_IN_LABEL): Undefine.
13762 2012-03-22 Richard Guenther <rguenther@suse.de>
13764 PR tree-optimization/52459
13765 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
13766 PHI insertion for calls.
13768 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
13770 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
13771 find_sets_in_insn, canonicalize_insn): Split out from ...
13772 (cse_insn): ... here.
13773 (invalidate_from_clobbers): Take an insn instead of the pattern.
13775 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
13778 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
13779 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
13780 * config/sh/sh.md (sindf2, cosdf2): Remove.
13782 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
13785 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
13786 prologue for unwinder and profiler.
13788 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
13790 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
13791 Introduce emul_name to select the right linker emulation for
13792 powerpc64-*-freebsd*.
13793 * configure: Regenerate.
13794 * config.gcc: Add bits to support powerpc64-*-freebsd*.
13795 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
13796 * config/rs6000/freebsd64.h: New file.
13797 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
13799 (rs6000_savres_strategy): Likewise.
13800 (rs6000_savres_routine_name): Likewise.
13801 (rs6000_elf_file_end): Likewise.
13802 * config/rs6000/t-freebsd64: New file.
13803 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
13804 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
13806 * config/rs6000/freebsd64.h: Remove duplicated entries from last
13808 * config/rs6000/t-freebsd64: Likewise.
13810 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
13812 PR rtl-optimization/52543
13814 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
13815 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
13816 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
13817 (avr_load_libgcc_p): Restrict to __flash loads.
13818 (avr_out_lpm): Only handle 1-byte loads from __flash.
13819 (avr_load_lpm): New function.
13820 (avr_find_unused_d_reg): Remove.
13821 (avr_out_lpm_no_lpmx): Remove.
13822 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
13823 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
13824 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
13825 (load_<mode>, load_<mode>_clobber): New insns.
13826 (mov<mode>): For multi-byte move from non-generic
13827 16-bit address spaces: Expand to load_<mode> resp.
13828 load_<mode>_clobber.
13829 (load<mode>_libgcc): Remove expander.
13830 (split-lpmx): Remove split.
13832 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
13834 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
13835 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
13836 All callers changed.
13837 (Fixed_core_reg): New feature.
13838 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
13840 * neon-testgen.ml: Handle Fixed_core_reg.
13842 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
13844 * config/arm/arm.c (thumb2_reorg): Add complete support
13845 for 16-bit instructions.
13846 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
13848 2012-03-21 Richard Guenther <rguenther@suse.de>
13850 PR tree-optimizer/52636
13851 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
13852 to the appropriate type.
13854 2012-03-21 Richard Guenther <rguenther@suse.de>
13856 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
13858 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
13859 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
13860 * passes.c (init_optimization_passes): Remove pass_init_function,
13861 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
13862 * tree-pass.h (pass_init_function): Remove.
13863 (pass_jump): Remove.
13864 (pass_initial_value_sets): Remove.
13865 (pass_unshare_all_rtl): Remove.
13866 * integrate.c (pass_initial_value_sets): Remove.
13867 * emit-rtl.c (pass_unshare_all_rtl): Remove.
13868 * tree.h (init_function_for_compilation): Remove.
13869 * function.c (init_function_for_compilation): Remove.
13870 (pass_init_function): Remove.
13871 * cfgcleanup.c (rest_of_handle_jump): Remove.
13872 (pass_jump): Remove.
13874 2012-03-20 Jason Merrill <jason@redhat.com>
13876 * tree-streamer-in.c (streamer_alloc_tree): Call
13877 ggc_alloc_zone_cleared_tree_node instead of
13878 ggc_alloc_zone_cleared_tree_node_stat.
13880 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
13882 * doc/extend.texi (Template Instantiation): Remove anachronisms.
13884 2012-03-20 Jakub Jelinek <jakub@redhat.com>
13887 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
13888 (ix86_expand_vec_perm_const_1): Call it.
13890 * config/i386/i386.c (vselect_insn): New variable.
13891 (init_vselect_insn): New function.
13892 (expand_vselect, expand_vselect_insn): Add testing_p argument.
13893 Call init_vselect_insn if vselect_insn is NULL. Adjust
13894 PATTERN (vselect_insn), instead of creating a new insn each time,
13895 only emit a copy of it if not testing and recog has been successful.
13896 (expand_vec_perm_pshufb, expand_vec_perm_1,
13897 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
13901 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
13902 ("enabled" attribute): Handle avx2 and noavx2 isas.
13903 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
13905 (vec_dup<mode>): Add avx2 =x,x alternative.
13906 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
13907 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
13908 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
13909 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
13911 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
13912 if possible, handle also V8SFmode.
13914 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
13916 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
13917 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
13918 reg_or_zero_operand predicate.
13919 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
13921 2012-03-20 Jakub Jelinek <jakub@redhat.com>
13923 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
13924 If operand isn't UNSPEC, return 0.
13926 2012-03-20 Richard Guenther <rguenther@suse.de>
13928 * tree-pass.h (pass_rtl_eh): Remove.
13929 * except.c (gate_handle_eh): Likewise.
13930 (rest_of_handle_eh): Likewise.
13931 (pass_rtl_eh): Likewise.
13932 (finish_eh_generation): Export.
13933 * except.h (finish_eh_generation): Declare.
13934 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
13935 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
13936 after expanding stack alignment. Instead of compacting blocks
13939 2012-03-20 Richard Guenther <rguenther@suse.de>
13941 * stor-layout.c (finish_bitfield_representative): Fallback
13942 to conservative maximum size if the padding up to the next
13943 field cannot be computed as a constant.
13944 (finish_bitfield_layout): If we cannot compute the distance
13945 between the start of the bitfield representative and the
13946 bitfield member start a new representative.
13947 * expr.c (get_bit_range): The distance between the start of
13948 the bitfield representative and the bitfield member is zero
13949 if the field offsets are not constants.
13951 2012-03-20 Tristan Gingold <gingold@adacore.com>
13953 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
13954 convert in lowercase.
13955 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
13956 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
13957 * stor-layout.c (sizetype_tab): Adjust.
13958 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
13959 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
13960 instead of type_kind_last.
13961 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
13962 instead of size_int_kind.
13963 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
13964 * doc/tm.texi: Regenerate.
13965 * defaults.h (SIZETYPE): Provide a default value.
13966 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
13967 (SIZETYPE): Define.
13969 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
13971 * config/sh/sh.md: Use braced string notation where applicable.
13973 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
13975 * config/i386/i386.md (allocate_stack): Simplify.
13977 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
13979 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
13980 copy_to_mode_reg (Pmode, ...).
13981 (expand_builtin_frame_address): Ditto.
13982 * expr.c (emit_block_move_via_libcall): Ditto.
13983 (set_storage_via_libcall): Ditto.
13985 * config/i386/i386.c (ix86_expand_movmem): Ditto.
13986 (ix86_expand_setmem): Ditto.
13987 (ix86_trampoline_init): DItto.
13988 * config/i386/i386.md (cmpstrnsi): Ditto.
13990 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
13992 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
13993 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
13994 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
13995 (SH Options): Likewise.
13997 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
13999 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
14000 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
14001 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
14002 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
14003 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
14006 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14008 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
14009 * config/i386/i386.c (ix86_decompose_address): Use
14010 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
14011 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
14012 thread pointer to a register.
14015 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
14017 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
14018 if Pmode != word_mode.
14019 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
14020 Pmode == SImode for TARGET_X32.
14022 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
14023 (tls_initial_exec_x32): Likewise.
14025 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
14028 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
14029 DISP_ADDR_OFFSET): New macros.
14030 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
14031 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
14032 (sh_legitimize_address): Add QImode displacement handling.
14033 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
14035 (sh_secondary_reload): Add QImode displacement handling.
14036 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
14037 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
14038 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
14039 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
14040 to register operands only.
14041 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
14042 (extendqihi2): Change insn to expander.
14043 (*extendqihi2_compact_reg): New insn.
14044 (movqi_i, movqi): Replace with ...
14045 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
14046 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
14047 Add new peepholes for QImode displacement addressing.
14049 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
14052 * doc/invoke.texi: Document -Wuseless-cast.
14054 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
14056 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
14057 * tree.h (handled_component_p): Reorder cases.
14058 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
14059 not initialize unsignedp.
14060 (loc_list_from_tree): Likewise.
14061 (fortran_common): Likewise.
14062 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
14064 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
14066 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
14067 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
14068 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
14069 (ix86_split_long_move): Ditto.
14070 (legitimize_tls_address): Use ix86_gen_sub3.
14071 (construct_plt_address): Assert that Pmode == DImode.
14073 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
14075 * config/i386/i386.md: Remove empty predicates and/or constraints.
14076 * config/i386/sync.md: Ditto.
14077 * config/i386/sse.md: Ditto.
14078 * config/i386/mmx.md: Ditto.
14079 * config/i386/pentium.md: Ditto.
14080 * config/i386/athlon.md: Ditto.
14082 2012-03-16 Richard Guenther <rguenther@suse.de>
14084 PR tree-optimization/52603
14085 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
14089 2012-03-14 Richard Guenther <rguenther@suse.de>
14091 PR tree-optimization/52571
14092 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
14093 flag_section_anchors check ...
14094 (vect_can_force_dr_alignment_p): ... here.
14096 2012-03-16 Martin Jambor <mjambor@suse.cz>
14098 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
14099 memory through MEM_REFs by calling extract_bit_field.
14101 2012-03-16 Richard Guenther <rguenther@suse.de>
14103 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
14104 and REFERENCE_TYPE interpretations.
14105 (can_native_interpret_type_p): New function.
14106 (fold_ternary_loc): Use native encode/interpret to fold
14107 BIT_FIELD_REFs of constants.
14109 2012-03-16 Richard Guenther <rguenther@suse.de>
14111 PR middle-end/52584
14112 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
14113 of vector constants and constructors.
14115 2012-03-16 Richard Guenther <rguenther@suse.de>
14117 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
14118 VIEW_CONVERT_EXPR to convert constants.
14119 (vect_is_simple_use): Treat all constants as vec_constant_def.
14121 2012-03-16 Richard Guenther <rguenther@suse.de>
14122 Kai Tietz <ktietz@redhat.com>
14124 PR middle-end/48814
14125 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
14126 side-effects completely in the pre-queue and use a temporary
14129 2012-03-16 Richard Guenther <rguenther@suse.de>
14131 * stor-layout.c (finish_bitfield_representative): Fall back
14132 to the conservative maximum size if we cannot compute the
14133 size of the tail padding.
14135 2012-03-16 Tristan Gingold <gingold@adacore.com>
14137 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
14138 __CRTL_VER and __VMS_VER.
14139 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
14140 and vms_c_get_vms_ver.
14141 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
14143 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
14144 (VMS_DEFAULT_VMS_VER): Define.
14145 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
14146 (VMS_DEFAULT_VMS_VER): Define.
14148 2012-03-16 Richard Guenther <rguenther@suse.de>
14150 * tree-vect-loop.c (get_initial_def_for_induction): Use
14151 build_constructor directly.
14152 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
14153 build_vector_from_val.
14154 * tree.c (build_vector_from_val): Avoid creating a constructor
14155 first when we want a constant vector.
14157 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14159 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
14161 2012-03-16 Richard Guenther <rguenther@suse.de>
14163 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
14164 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
14165 (struct tree_vector): Remove elements member, add variable size
14167 (build_vector_stat): Declare.
14168 (build_vector): Define in terms of build_vector_stat.
14169 * tree.c (build_vector): Rename to ...
14170 (build_vector_stat): ... this. Take array of trees as parameter.
14171 (build_vector_from_ctor): Adjust.
14172 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
14173 initializer_zerop): Adjust.
14174 * cfgexpand.c (expand_debug_expr): Likewise.
14175 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
14176 const_vector_from_tree): Likewise.
14177 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
14178 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
14179 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
14180 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
14181 (lto_input_ts_vector_tree_pointers): Adjust.
14182 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
14183 (write_ts_vector_tree_pointers): Adjust.
14184 * varasm.c (const_hash_1, compare_constant, copy_constant,
14185 output_constant): Adjust.
14186 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
14187 * print-tree.c (print_node): Adjust.
14188 * tree-pretty-print.c (dump_generic_node): Adjust.
14189 * tree-vect-generic.c (uniform_vector_p, vector_element,
14190 lower_vec_perm): Adjust.
14191 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
14192 * tree-vect-slp.c (vect_get_constant_vectors,
14193 vect_transform_slp_perm_load): Adjust.
14194 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
14195 * expmed.c (make_tree): Adjust.
14196 * config/i386/i386.c (ix86_expand_builtin): Adjust.
14197 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
14198 and implementation.
14199 (sparc_fold_builtin): Adjust.
14201 2012-03-16 Tristan Gingold <gingold@adacore.com>
14203 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
14204 * config/vms/vms-stdint.h: New file.
14206 2012-03-16 Tristan Gingold <gingold@adacore.com>
14208 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
14209 (ia64-hp-*vms*): Replaced by ...
14210 (*-*-*vms*): ... This new entry.
14212 2012-03-15 Jakub Jelinek <jakub@redhat.com>
14215 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
14216 (ix86_expand_vec_perm_const_1): Use it.
14219 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
14220 (avx2_permv4df): Remove.
14221 (avx2_permv4di): Macroize into...
14222 (avx2_perm<mode>): ... this using VI8F_256 iterator.
14223 (avx2_permv4di_1): Macroize into...
14224 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
14226 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
14228 * combine.c (apply_distributive_law): Do not distribute SUBREG.
14230 2012-03-15 Ira Rosen <irar@il.ibm.com>
14231 Ulrich Weigand <ulrich.weigand@linaro.org>
14233 * tree-vect-patterns.c (widened_name_p): Rename to ...
14234 (type_conversion_p): ... this. Add new argument to determine
14235 if it's a promotion or demotion operation. Check for
14236 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
14237 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
14239 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
14240 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
14242 (vect_recog_mixed_size_cond_pattern): Likewise and allow
14243 non-constant then and else clauses.
14245 2012-03-15 Ira Rosen <irar@il.ibm.com>
14246 Ulrich Weigand <ulrich.weigand@linaro.org>
14248 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
14249 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
14250 vect_pattern_recog.
14251 * tree-vect-patterns.c (widened_name_p): Pass basic block
14252 info to vect_is_simple_use.
14253 (vect_recog_dot_prod_pattern): Fail for basic blocks.
14254 (vect_recog_widen_sum_pattern): Likewise.
14255 (vect_handle_widen_op_by_const): Support basic blocks.
14256 (vect_operation_fits_smaller_type,
14257 vect_recog_over_widening_pattern): Likewise.
14258 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
14259 Update call to vect_is_simple_use.
14260 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
14262 (check_bool_pattern): Add an argument, update call to
14263 vect_is_simple_use and the recursive calls.
14264 (vect_recog_bool_pattern): Update relevant function calls.
14266 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
14267 (vect_pattern_recog_1): Check for reduction only in loops.
14268 (vect_pattern_recog): Add new argument. Support basic blocks.
14269 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
14270 info to vect_is_simple_use_1.
14271 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
14272 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
14274 2012-03-15 Jakub Jelinek <jakub@redhat.com>
14275 Andrew Pinski <apinski@cavium.com>
14277 PR middle-end/52592
14278 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
14279 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
14280 calls instead of __builtin_ir{int,ound}*.
14282 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14284 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
14287 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14289 * config.gcc (target_type_format_char): New. Document it. Set it for
14291 * configure.ac (gnu_unique_option): Use target_type_format_char
14292 in test. Comment rationale.
14293 * configure: Regenerate .
14295 2012-03-15 Jakub Jelinek <jakub@redhat.com>
14297 PR tree-optimization/52267
14298 * tree-vrp.c (masked_increment): New function.
14299 (register_edge_assert_for_2): Derive ASSERT_EXPRs
14300 from (X & CST1) cmp CST2 tests.
14302 2012-03-15 Richard Guenther <rguenther@suse.de>
14304 PR middle-end/52580
14305 * tree-data-ref.c (subscript_dependence_tester_1): Check
14306 all dimensions for non-conflicting access functions.
14308 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14311 * doc/invoke.texi [C++ Language Options]: Document
14312 -ftemplate-backtrace-limit.
14314 2012-03-15 Tristan Gingold <gingold@adacore.com>
14316 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
14317 before a parameter.
14319 2012-03-15 Tristan Gingold <gingold@adacore.com>
14321 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
14322 use DW_OP_call_frame_cfa.
14324 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
14327 * config/i386/i386-opts.h (pmode): New.
14329 * config/i386/i386.c (ix86_option_override_internal): Properly
14330 check and set ix86_pmode.
14332 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
14334 * config/i386/i386.opt (maddress-mode=): New.
14336 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
14338 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14340 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
14341 (dwarf2out_do_cfi_asm): Likewise.
14342 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
14344 (add_data_member_location_attribute): Likewise.
14345 (gen_array_type_die): Likewise.
14346 (gen_subprogram_die): Likewise.
14347 (gen_producer_string): Likewise.
14348 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
14349 Remove MIPS_DEBUGGING_INFO handling.
14350 (sdb_debug_hooks): Likewise.
14351 (sdbout_begin_block): Likewise.
14352 (sdbout_end_block): Likewise.
14353 (sdbout_begin_prologue): Likewise.
14354 (sdbout_start_source_file): Likewise.
14355 (sdbout_end_source_file): Likewise.
14356 (sdbout_init): Likewise.
14357 * system.h (MIPS_DEBUGGING_INFO): Poison.
14359 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14361 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
14362 (alpha_file_start) [MS_STAMP]: Remove.
14364 * config/alpha/elf.h (TARGET_GAS): Remove.
14365 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
14366 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
14367 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
14368 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
14369 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
14370 (alpha*-*-freebsd*): Likewise.
14371 (alpha*-*-netbsd*): Likewise.
14372 (alpha*-*-openbsd*): Likewise.
14373 (alpha*-*-*): Remove target_cpu_default2.
14374 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
14376 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
14377 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
14378 * config/alpha/alpha.c (print_operand): Always assume
14379 TARGET_AS_SLASH_BEFORE_SUFFIX.
14380 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
14381 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
14382 ("*builtin_setjmp_receiver_er_1"): Remove.
14383 * config/alpha/alpha.opt (malpha-as): Remove.
14385 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
14387 Remove DEC Unix reference.
14389 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
14390 (EXTENDED_COFF): Remove.
14391 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
14392 (EXTENDED_COFF): Don't undef.
14393 * config/alpha/alpha.c (alpha_file_start): Always assume
14395 Don't set targetm.asm_file_start_file_directive.
14396 [!OBJECT_FORMAT_ELF]: Remove.
14397 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
14399 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
14400 (DBX_DEBUGGING_INFO): Remove.
14401 (MIPS_DEBUGGING_INFO): Remove.
14402 (PREFERRED_DEBUGGING_TYPE): Remove.
14403 (DBX_OUTPUT_SOURCE_LINE): Remove.
14404 (SDB_OUTPUT_SOURCE_LINE): Remove.
14405 (DBX_CONTIN_LENGTH): Remove.
14406 (NO_DBX_FUNCTION_END): Remove.
14407 (ASM_STABS_OP): Remove.
14408 (ASM_STABN_OP): Remove.
14409 (ASM_STABD_OP): Remove.
14410 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
14411 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
14412 (PUT_SDB_DEF): Remove.
14413 (PUT_SDB_PLAIN_DEF): Remove.
14414 (PUT_SDB_TYPE): Remove.
14415 (sdb_label_count): Remove.
14416 (PUT_SDB_BLOCK_START): Remove.
14417 (PUT_SDB_BLOCK_END): Remove.
14418 (PUT_SDB_FUNCTION_START): Remove.
14419 (PUT_SDB_FUNCTION_END): Remove.
14420 (PUT_SDB_EPILOGUE_END): Remove.
14421 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
14422 (MIPS_DEBUGGING_INFO): Don't undef.
14423 (DBX_DEBUGGING_INFO): Don't undef.
14424 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
14425 (MIPS_DEBUGGING_INFO): Don't undef.
14426 (DBX_DEBUGGING_INFO): Don't undef.
14427 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
14428 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
14430 (alpha_start_function): Likewise.
14431 (sdb_label_count): Remove.
14432 (alpha_output_filename): Remove DBX_DEBUG handling.
14433 (alpha_file_start): Likewise.
14435 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14437 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
14438 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
14439 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
14441 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
14442 (ld_tls_support): Remove Solaris 8 references.
14443 (lwp_dir, lwp_spec): Remove support for alternate thread library.
14444 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
14445 * configure: Regenerate.
14446 * config.in: Regenerate.
14448 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
14449 * config/i386/sol2.h: Remove Solaris 8 references.
14451 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
14452 (i?86-*-solaris2.9): ... this.
14453 Remove Solaris 8 references.
14454 (Specific, *-*-solaris2*): Document Solaris 8 removal.
14455 Remove Solaris 8 references.
14457 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14459 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
14460 (mips-sgi-irix6.5*): Remove.
14461 * config.host (mips-sgi-irix*): Remove.
14462 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
14463 (set_have_as_tls): Remove *-*-irix6*.
14464 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
14465 * configure: Regenerate.
14467 * config/mips/iris6.h: Remove.
14468 * config/mips/iris6.opt: Remove.
14469 * config/mips/t-irix6: Remove.
14471 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
14472 (TARGET_IRIX6): Remove.
14473 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
14474 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
14475 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
14477 (mips_file_start): Likewise.
14478 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
14480 * config/mips/driver-native.c [__sgi__]: Remove.
14481 (host_detect_local_cpu) [__sgi__]: Remove.
14483 * config/mips/gnu-user.h: Remove iris5.h reference.
14485 * config/mips/mips-modes.def: Remove IRIX 6 reference.
14486 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
14487 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
14490 * gcc.c (main): Move asm_debug initialization ...
14491 (asm_debug): ... here.
14493 * ginclude/stddef.h (__STDDEF_H__): Don't define.
14495 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
14496 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
14497 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
14498 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
14499 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
14500 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
14502 * doc/tm.texi: Regenerate.
14504 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
14506 (MIPS Options, -march): Remove IRIX reference.
14507 * doc/install.texi (Binaries, SGI IRIX): Remove.
14508 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
14510 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
14512 2012-03-14 Martin Jambor <mjambor@suse.cz>
14514 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
14515 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
14516 (expand_expr_real_1): Do not handle misalignment if modifier is
14519 2012-03-14 Richard Guenther <rguenther@suse.de>
14521 PR middle-end/52584
14522 * tree-vect-generic.c (type_for_widest_vector_mode): Take
14523 element type instead of mode, use build_vector_type_for_mode
14524 instead of the langhook, build a vector of proper signedness.
14525 (expand_vector_operations_1): Adjust.
14527 2012-03-14 Richard Guenther <rguenther@suse.de>
14529 PR middle-end/52582
14530 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
14531 a cgraph node for a FUNCTION_DECL that comes from a constructor.
14532 (gimple_get_virt_method_for_binfo): Likewise.
14534 2012-03-14 Richard Guenther <rguenther@suse.de>
14536 PR tree-optimization/52571
14537 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
14538 flag_section_anchors check ...
14539 (vect_can_force_dr_alignment_p): ... here. Do not re-align
14540 DECL_COMMON variables.
14542 2012-03-14 Richard Guenther <rguenther@suse.de>
14544 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
14545 * stor-layout.c (start_bitfield_representative): New function.
14546 (finish_bitfield_representative): Likewise.
14547 (finish_bitfield_layout): Likewise.
14548 (finish_record_layout): Call finish_bitfield_layout.
14549 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
14550 for QUAL_UNION_TYPE fields.
14551 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
14552 Stream DECL_BIT_FIELD_REPRESENTATIVE.
14553 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
14555 PR middle-end/52080
14556 PR middle-end/52097
14557 PR middle-end/48124
14558 * expr.c (get_bit_range): Unconditionally extract bitrange
14559 from DECL_BIT_FIELD_REPRESENTATIVE.
14560 (expand_assignment): Adjust call to get_bit_range.
14562 2012-03-14 Richard Guenther <rguenther@suse.de>
14564 PR middle-end/52578
14565 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
14566 the outermost conversion is a sign-change only.
14567 (fold_binary_loc): Disregard widening and sign-changing
14568 conversions when we determine if two variables are equal
14570 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
14571 (T1)x if the outermost conversion is a sign-change only.
14573 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
14576 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
14578 * config/i386/predicates.md (constant_call_address_operand): Declare
14579 as special predicate. Update all uses.
14581 2012-03-13 Jakub Jelinek <jakub@redhat.com>
14584 * c-parser.c (c_parser_postfix_expression)
14585 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
14587 * config/i386/smmintrin.h: Avoid /* within a comment.
14588 * config/i386/nmmintrin.h: Likewise.
14590 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14592 * config/i386/i386.md (xbegin): Remove constraint from expander.
14594 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14596 * config/i386/predicates.md (constant_call_address_operand): Declare
14597 as special predicate. Update all uses.
14598 * config/i386/i386.md: Remove mode from constant_call_address_operand
14600 * config/i386/i386.c (ix86_output_call_insn): Call
14601 constant_call_address_operand with VOIDmode.
14603 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14605 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
14606 AND zero extended address correctly.
14608 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14610 * config/i386/predicates.md (tls_symbolic_operand): Declare as
14612 (tls_modbase_operand): Ditto.
14613 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
14614 tls_modbase_operand predicates.
14616 2012-03-13 Martin Jambor <mjambor@suse.cz>
14618 * expr.c (expand_assignment): Handle misaligned scalar writes to
14619 memory through top-level MEM_REFs by calling store_bit_field.
14621 2012-03-13 Richard Guenther <rguenther@suse.de>
14623 PR middle-end/52134
14624 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
14625 if Y is a constant multiple of 1 << CST.
14627 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
14630 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
14631 offset (size) to a value the insns can deal with.
14632 (expand_epilogue): Ditto.
14634 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
14636 * config/arm/neon.ml (ops): Fixup expected instructions for
14637 unsigned vector compares.
14639 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14641 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
14642 addresses only when %reg is not in word mode.
14644 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14646 * config/microblaze/microblaze.md: Fix typo.
14647 * tree-if-conv.c: Likewise.
14648 * tree-vect-patterns.c: Likewise.
14650 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14652 * config.gcc (extra_passes): Remove.
14653 * configure.ac (extra_passes): Don't substitute.
14654 * configure: Regenerate.
14655 * Makefile.in (EXTRA_PASSES): Remove.
14656 (GCC_PASSES): Remove $(EXTRA_PASSES).
14657 (MOSTLYCLEANFILES): Likewise.
14658 (native): Likewise.
14659 (install-common): Likewise.
14661 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14663 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
14664 * config/i386/i386.c (ix86_decompose_address): Use
14665 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
14666 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
14667 thread pointer to a register.
14669 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
14671 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
14672 on tls_symbolic_operand.
14673 (tls_global_dynamic_64_<mode>): Likewise.
14675 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
14678 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
14679 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
14681 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
14684 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
14685 type from reg_class_t to enum reg_class.
14686 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
14688 2012-03-12 Andrew Pinski <apinski@cavium.com>
14690 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
14691 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
14692 (value_replacement): Likewise.
14693 (empty_block_p): Check also if the PHIs for the block are empty.
14695 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
14698 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
14699 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
14700 r184615 from 2012-02-28.
14702 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
14704 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
14705 (ix86_gen_tls_local_dynamic_base_64): Likewise.
14706 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
14707 and ix86_gen_tls_local_dynamic_base_64.
14708 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
14709 ix86_gen_tls_local_dynamic_base_64.
14711 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
14712 (*tls_global_dynamic_64_<mode>): This.
14713 (tls_global_dynamic_64): Renamed to ...
14714 (tls_global_dynamic_64_<mode>): This.
14715 (*tls_local_dynamic_base_64): Renamed to ...
14716 (*tls_local_dynamic_base_64_<mode>): This.
14717 (tls_local_dynamic_base_64): Renamed to ...
14718 (tls_local_dynamic_base_64_<mode>): This.
14720 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
14722 * config/i386/i386.c (ix86_option_override_internal): Properly
14723 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
14724 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
14725 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
14726 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
14728 * config/i386/sse.md (sse3_monitor64): Renamed to ...
14729 (sse3_monitor64_<mode>): This.
14731 2012-03-12 Tristan Gingold <gingold@adacore.com>
14733 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
14734 (ia64_function_arg_advance): Ditto.
14736 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14738 * config.gcc (mips*-*-openbsd*): Remove.
14739 * config/mips/openbsd.h: Remove.
14740 * config/mips/sdb.h: Remove.
14742 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
14743 * config/mips/mips.c (sdb_label_count): Remove.
14744 (mips_debugger_offset): Remove #if 0 code.
14745 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
14746 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
14748 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14750 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
14751 binutils reference.
14752 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
14753 Update binutils references.
14754 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
14755 Update binutils reference.
14756 Update Sun as/GNU ld caveat.
14757 Document binutils largefile requirement for LTO plugin.
14758 Remove reference to alternate libpthread.
14760 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14762 * config.gcc (alpha*-dec-osf5.1*): Remove.
14763 * config.host (alpha*-dec-osf*): Remove.
14764 * configure.ac (*-*-osf*): Remove.
14765 (alpha*-dec-osf*): Remove.
14766 * configure: Regenerate.
14768 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
14769 config/alpha/va_list.h, config/alpha/x-osf: Remove.
14771 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
14772 * config/alpha/alpha.c (struct machine_function): Update comment.
14773 (alpha_start_function): Remove Tru64 UNIX as handling for
14775 * config/alpha/alpha.md ("exception_receiver"): Remove
14776 TARGET_LD_BUGGY_LDGP.
14777 ("*exception_receiver_2"): Likewise.
14778 * except.c (finish_eh_generation): Remove Tru64 reference.
14779 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
14780 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
14781 * target.def (handle_pragma_extern_prefix): Remove.
14783 * Makefile.in (mips-tfile.o-warn): Remove.
14784 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
14785 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
14786 * mips-tdump.c, mips-tfile.c: Remove.
14788 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
14790 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
14791 (Specific, alpha*-dec-osf5.1): Note removal.
14792 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
14794 * doc/tm.texi: Regenerate.
14795 * doc/trouble.texi (Cross-Compiler Problems): Remove.
14797 2012-03-12 Richard Guenther <rguenther@suse.de>
14799 * config/arm/arm.c (neon_dereference_pointer): Do not call
14800 covert during RTL expansion.
14802 2012-03-12 Tristan Gingold <gingold@adacore.com>
14804 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
14805 Options. Mention -mpointer-size.
14807 2012-03-12 Richard Guenther <rguenther@suse.de>
14809 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
14810 build_nonstandard_integer_type.
14812 2012-03-12 Richard Guenther <rguenther@suse.de>
14814 * tree.c (signed_or_unsigned_type_for): Use
14815 build_nonstandard_integer_type.
14816 (signed_type_for): Adjust documentation.
14817 (unsigned_type_for): Likewise.
14818 * tree-pretty-print.c (dump_generic_node): Use standard names
14819 for non-standard integer types if available.
14821 2012-03-12 Tristan Gingold <gingold@adacore.com>
14823 * config/vms/vms.opt: Add vms-opts.h header.
14824 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
14826 (-mvms-return-codes): Document.
14827 (-mpointer-size): New option.
14828 (vms_pointer_size): Add enumeration.
14829 * config/vms/vms-opts.h: New file.
14830 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
14831 __INITIAL_POINTER_SIZE.
14832 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
14833 (C_COMMON_OVERRIDE_OPTIONS): Define.
14834 (DWARF2_ADDR_SIZE): Define.
14835 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
14836 * config/vms/vms-protos.h (vms_c_common_override_options):
14838 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
14839 if -mno-pointer-size.
14840 (vms_c_common_override_options): New function.
14841 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
14842 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
14843 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
14844 and flag_vms_pointer_size.
14845 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
14846 * config.gcc (*-*-*vms*): Define xm_file.
14847 (alpha*-dec-*vms*): Do not define xm_file.
14848 (alpha64-dec-*vms*): Remove.
14849 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
14852 2012-03-12 Jakub Jelinek <jakub@redhat.com>
14854 PR tree-optimization/51721
14855 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
14856 if (int) unsvar cmp CST.
14858 2012-03-12 Richard Guenther <rguenther@suse.de>
14860 * tree-sra.c (create_access_replacement): Only rename the replacement
14861 if we can rewrite it into SSA form. Properly mark register typed
14862 replacements that we cannot rewrite with TREE_ADDRESSABLE.
14863 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
14864 for aggregate or BLKmode results.
14866 2012-03-12 Jakub Jelinek <jakub@redhat.com>
14868 PR tree-optimization/52533
14869 * tree-vrp.c (register_edge_assert_for_2): Use double_int
14870 type for mask, only handle shifts by non-zero in-range
14871 shift count, for LE_EXPR and GT_EXPR if new_val is
14872 maximum, don't add the assertion.
14874 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
14876 * doc/invoke.texi: Document -mrtm option.
14877 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
14878 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
14879 (ix86_handle_option): Handle OPT_mrtm.
14880 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
14882 (x86_64-*-*): Ditto.
14883 * i386-builtin-types.def (INT_FTYPE_VOID): New.
14884 * config/i386/i386-c.c (ix86_target_macros_internal): Define
14886 (ix86_target_string): Define -mrtm option.
14888 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
14890 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
14891 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
14892 IX86_BUILTIN_XTEST.
14893 (bdesc_special_args): Ditto.
14894 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
14895 (ix86_expand_special_args_builtin): Handle new built-in type.
14896 (ix86_expand_builtin): Handle XABORT instruction.
14897 * config/i386/i386.h (TARGET_RTM): New.
14898 * config/i386/i386.md (UNSPECV_XBEGIN): New.
14899 (UNSPECV_XEND): Ditto.
14900 (UNSPECV_XABORT): Ditto.
14901 (UNSPECV_XTEST): Ditto.
14908 * config/i386/i386.opt (mrtm): New.
14909 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
14910 * config/i386/rtmintrin.h: New header.
14911 * config/i386/xtestintrin.h: Ditto.
14913 2012-03-12 Tristan Gingold <gingold@adacore.com>
14915 * ginclude/stddef.h: Adjust previous patch.
14916 Use __VMS__ instead of VMS.
14918 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
14920 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
14921 Also convert sequences with CC setting arithmetic instruction.
14923 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
14925 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
14926 from C Language Options to Preprocessor Options.
14927 (C Dialect Options): Move -no-integrated-cpp documentation
14929 (Preprocessor Options): ...to here. Rewrite the description
14930 so it makes more sense, and remove discussion of merging front ends.
14932 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
14934 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
14936 (ix86_expand_setmem): Likewise.
14938 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
14940 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
14943 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
14945 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
14946 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
14948 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
14950 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
14952 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
14954 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
14957 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
14958 Uros Bizjak <ubizjak@gmail.com>
14960 * config/i386/predicates.md (call_insn_operand): Allow
14961 constant_call_address_operand in Pmode only.
14962 (sibcall_insn_operand): Ditto.
14963 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
14964 (*call_vzeroupper): Ditto.
14966 (*sibcall_vzeroupper): Ditto.
14967 (*call_value): Ditto.
14968 (*call_value_vzeroupper): Ditto.
14969 (*sibcall_value): Ditto.
14970 (*sibcall_value_vzeroupper): Ditto.
14971 (*indirect_jump): Ditto.
14972 (*tablejump_1): Ditto.
14973 (indirect_jump): Convert memory address to word mode for TARGET_X32.
14974 (tablejump): Ditto.
14975 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
14978 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
14981 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
14982 Use movrt_negc instead of negc pattern for non-SH2A.
14983 (*movnegt): Remove.
14984 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
14986 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
14988 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
14989 if Pmode != word_mode.
14990 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
14991 Pmode == SImode for TARGET_X32.
14993 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
14994 (tls_initial_exec_x32): Likewise.
14996 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
14998 PR rtl-optimization/52528
14999 * combine.c (can_combine_p): Add setting of subst_low_luid
15000 before call to expand_field_assignment().
15002 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
15004 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
15005 and related program names.
15007 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
15009 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
15011 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
15014 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
15015 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
15016 to set code to 'q'.
15017 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
15018 (*movdi_internal_rex64): Use %E operand modifier for lea.
15019 (*movsi_internal): Ditto.
15021 (*lea<mode>_2): Ditto.
15022 (*lea_{3,4,5,6}_zext): Ditto.
15023 (*tls_global_dynamic_32_gnu): Ditto.
15024 (*tls_global_dynamic_64): Ditto.
15025 (*tls_dynamic_gnu2_lea_32): Ditto.
15026 (*tls_dynamic_gnu2_lea_64): Ditto.
15027 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
15029 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
15031 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
15032 redefine to be NULL if the current bit-size is different from the
15033 configured bit-size.
15035 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
15036 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
15037 set the default tuning. Add asserts to make sure the cpu and tune
15038 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
15039 test whether the index is set, instead of > 0.
15040 (rs6000_file_start): Do not reset the default cpu if the current
15041 bit-size is different from the configured bit-size.
15043 2012-03-09 Tristan Gingold <gingold@adacore.com>
15045 * config/vms/vms-crtlmap.map: Add comments.
15046 Add entries needed to build Ada RTS.
15048 2012-03-09 Tristan Gingold <gingold@adacore.com>
15050 * ginclude/stddef.h: Do not define __size_t on VMS.
15052 2012-03-09 Tristan Gingold <gingold@adacore.com>
15054 * c-tree.h (c_default_pointer_mode): New variable.
15055 * c-decl.c (c_default_pointer_mode): New variable.
15056 (c_build_pointer_type): New function.
15057 (grokdeclarator): Call c_build_pointer_type instead
15058 of build_pointer_type.
15060 * config/vms/vms-c.c: Include c-tree.h
15061 (saved_pointer_mode): New variable.
15062 (handle_pragma_pointer_size): New function.
15063 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
15064 (vms_c_register_pragma): Register __pointer_size and
15065 __required_pointer_size pragmas.
15067 2012-03-09 Tristan Gingold <gingold@adacore.com>
15069 * config/vms/vms-c.c (vms_construct_include_filename): New function.
15070 (vms_c_register_includes): Reference it.
15072 2012-03-09 Andrew Pinski <apinski@cavium.com>
15074 PR middle-end/51988
15075 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
15076 print_generic_expr.
15077 (tree_ssa_phiopt_worker): Go through all the PHIs for
15078 value_replacement instead of just the singleton one.
15079 (value_replacement): Change return type to int. Return 0 instead of
15081 Allow the middle basic block to contain more than just the defining
15083 Handle non empty middle basic blocks.
15084 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
15086 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
15088 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
15089 array reference and component reference.
15090 (analyze_scalar_evolution_for_address_of): New.
15092 2012-03-08 Jie Zhang <jzhang918@gmail.com>
15095 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
15096 (hwloop_pattern_reg): Fix set but not used warning.
15097 (bfin_reorg_loops): Remove unused parameter.
15098 (bfin_reorg): Update use of bfin_reorg_loops.
15100 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
15102 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
15103 with integer parameters in registers.
15104 (gen_push): Push register in word_mode instead of Pmode.
15105 (ix86_emit_save_regs): Likewise.
15106 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
15107 (gen_pop): Pop register in word_mode instead of Pmode.
15108 (ix86_emit_restore_regs_using_pop): Likewise.
15109 (ix86_expand_prologue): Replace Pmode with word_mode for push
15110 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
15111 restore RAX and R10 in word_mode.
15112 (ix86_emit_restore_regs_using_mov): Restore integer registers
15114 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
15116 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
15117 (ix86_split_long_move): Likewise.
15119 * config/i386/i386.md (W): New.
15120 (*push<mode>2_prologue): Replace :P with :W.
15121 (*pop<mode>1): Likewise.
15122 (*pop<mode>1_epilogue): Likewise.
15123 (push/pop peephole2): Use word_mode scratch registers.
15125 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
15127 * config/i386/predicates.md (indirect_branch_operand): Simplify.
15129 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
15131 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
15132 for constants in [-63,63].
15134 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
15138 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
15140 * config/i386/i386.c (ix86_print_operand_address): Only handle
15141 zero-extended DImode addresses.
15143 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15145 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
15146 * configure: Regenerate.
15148 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
15151 * config/avr/avr.c (avr_mem_clobber): New static function.
15152 (avr_expand_delay_cycles): Add memory clobber operand to
15153 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
15154 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
15155 (enable_interrupt, disable_interrupt): New expander.
15156 (nopv, sleep, wdr): New expanders.
15157 (delay_cycles_1): Add memory clobber.
15158 (delay_cycles_2): Add memory clobber.
15159 (delay_cycles_3): Add memory clobber.
15160 (delay_cycles_4): Add memory clobber.
15161 (cli_sei): New insn from former "enable_interrupt",
15162 "disable_interrupt" with memory clobber.
15163 (*wdt): New insn from former "wdt" with memory clobber.
15164 (*nopv): Similar, but for "nopv".
15165 (*sleep): Similar, but for "sleep".
15167 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
15168 Kaz Kojima <kkojima@gcc.gnu.org>
15171 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
15172 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
15173 (SUBTARGET_OVERRIDE_OPTIONS): Define.
15175 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
15177 * config/i386/predicates.md (x86_64_zext_general_operand): New.
15178 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
15179 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
15181 2012-03-07 Walter Lee <walt@tilera.com>
15183 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
15184 REG_CFA_* notes for the stack pointer.
15185 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
15186 EH_RETURN_STACKADJ_RTX.
15187 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
15188 generate REG_CFA_* notes for the stack pointer.
15189 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
15190 by EH_RETURN_STACKADJ_RTX.
15192 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15194 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
15195 when __AVR_3_BYTE_PC__ is defined.
15197 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
15199 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
15200 (ix86_print_operand): Handle '^'.
15201 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
15202 using P mode iterator. Add %^ to asm template to conditionally emit
15204 (*rep_movdi_rex64): Ditto.
15205 (*strsetdi_rex_1): Ditto.
15206 (*rep_stosdi_rex64): Ditto.
15207 (*strmov{si,hi,qi}_1): Add %^ to asm template to
15208 conditionally emit addr32 prefix.
15209 (*rep_mov{si,qi}): Ditto.
15210 (*strset{si,hi,qi}): Ditto.
15211 (*rep_stos{si,qi}): Ditto.
15212 (*cmpstrnqi_nz_1): Ditto.
15213 (*cmpstrnqi_1): Ditto.
15214 (*strlenqi_1): Ditto.
15216 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
15218 * config/i386/i386.c (function_value_64): Return pointers in
15219 word_mode instead of Pmode.
15220 (ix86_promote_function_mode): Likewise.
15222 2012-03-07 Richard Guenther <rguenther@suse.de>
15224 * coverage.c (get_gcov_type): Use type_for_mode.
15225 (get_gcov_unsigned_t): Likewise.
15226 * expr.c (store_constructor): Use type_for_mode.
15227 (try_casesi): Likewise.
15228 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
15229 (add_standard_iv_candidates): Use standard type trees.
15230 * dojump.c (do_jump): Remove dead code.
15232 2012-03-07 Richard Guenther <rguenther@suse.de>
15234 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
15236 2012-03-07 Richard Guenther <rguenther@suse.de>
15238 * convert.c (strip_float_extensions): Move ...
15239 * tree.c (strip_float_extensions): ... here.
15241 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15244 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
15246 2012-03-07 Richard Guenther <rguenther@suse.de>
15248 * omp-low.c (extract_omp_for_data): Use signed_type_for.
15249 (expand_omp_for_generic): Likewise.
15250 (expand_omp_for_static_nochunk): Likewise.
15251 (expand_omp_for_static_chunk): Likewise.
15252 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
15253 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
15254 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
15255 Use unsigned_type_for.
15256 (vect_create_cond_for_align_checks): Use signed_type_for.
15258 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
15260 PR rtl-optimization/52203
15261 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
15262 all callers to pass NULL except ...
15263 (reset_sched_cycles_in_current_ebb): ... here, save the value
15264 in new variable 'empty'. Increase issue_rate only for
15267 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
15270 * Makefile.in: Let install-gcc-ar depend on installdirs,
15271 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
15272 Don't double canonicalize if cross-compiling.
15274 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15277 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
15278 to: RAMPZ, RAMPY, RAMPX, RAMPD.
15279 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
15281 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15284 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
15286 * config/avr/avr.md (xload_8): Adjust insn length.
15288 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15291 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
15292 if RAMPZ affects reading from RAM.
15294 2012-03-07 Richard Guenther <rguenther@suse.de>
15298 * doc/invoke.texi (Precompiled Headers): Remove sentence that
15299 suggests you can include PCHs from inside another header.
15301 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
15303 PR middle-end/52515
15304 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
15306 2012-03-07 Kai Tietz <ktietz@redhat.com>
15308 * doc/invoke.texi (fwritable-relocated-rdata): Document
15309 new Cygwin/MinGW target option.
15310 * config/i386/winnt.c (i386_pe_unique_section): Ignore
15311 reloc if flag -fwritable-relocated-rdata is not set.
15312 (i386_pe_section_type_flags): Likewise.
15313 * config/i386/cygming.opt (fwritable-relocated-rdata):
15314 Add new flag variable flag_writable_rel_rdata.
15316 2012-03-07 Richard Guenther <rguenther@suse.de>
15318 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
15319 precision against gimple constraints.
15321 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
15323 PR middle-end/52372
15324 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
15326 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
15327 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
15329 (init_emit_regs): Move associated initialization to...
15330 (init_emit_once): ...here.
15332 2012-03-06 Richard Henderson <rth@redhat.com>
15334 * config/m68k/m68k.h (ISA_HAS_TAS): New.
15335 * config/m68k/sync.md (atomic_test_and_set): Use it.
15336 (atomic_test_and_set_1): Likewise.
15338 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
15341 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
15342 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
15343 (vector_ltgt<mode>): Likewise.
15344 (vector_ordered<mode>): Likewise.
15345 (vector_unordered<mode>): Likewise.
15346 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
15348 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
15350 * trans-mem.c: New typedef for tm_region_p.
15351 Define vector types for tm_region_p.
15352 (tm_region_init): Replace region_worklist to a vector called
15355 2012-03-06 Richard Guenther <rguenther@suse.de>
15357 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
15358 MEM_REF with constant pointer operand.
15360 2012-03-06 Richard Guenther <rguenther@suse.de>
15362 PR middle-end/52493
15363 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
15365 2012-03-06 Tristan Gingold <gingold@adacore.com>
15367 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
15368 (external_model_kind): Improve documentation.
15369 (vms_pragma_extern_model): Handle relaxed_redef.
15370 (vms_c_register_pragma): Allow expansion for nomember_alignment.
15372 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
15374 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
15375 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
15376 Some more notes on EIND usage and reorder EIND subsection.
15378 2012-03-06 Tristan Gingold <gingold@adacore.com>
15380 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
15381 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
15383 2012-03-06 Tristan Gingold <gingold@adacore.com>
15385 * config/vms/t-vmsnative (version): Define.
15386 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
15388 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
15390 PR rtl-optimization/52250
15391 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
15392 to put note list into. Unconditionally call move_bb_info.
15393 (move_bb_info): Do not assert the blocks being in the same region,
15394 just drop the note list if they are not.
15396 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
15399 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
15400 and use unified expansion logic.
15401 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
15402 closer to the existing movt insn.
15403 (negc): Rename insn to *negc. Add new expander.
15404 (movnegt): Use xor pattern for T bit negation. Reserve helper
15405 constant for negc pattern.
15406 (*movnegt): New insn and splitter.
15408 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
15410 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
15413 2012-03-05 Richard Henderson <rth@redhat.com>
15415 * genemit.c (main): Include "target.h" in insn-emit.c.
15416 * Makefile.in (insn-emit.o): Depend on TARGET_H.
15417 * config/sh/sync.md (atomic_test_and_set): Reference
15418 targetm.atomic_test_and_set_trueval instead of
15419 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
15421 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
15423 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
15426 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
15428 * langhooks.c (add_builtin_type): New function.
15429 * langhooks.h (add_builtin_type): Export it.
15430 * config/mep/mep.c (mep_init_builtins): Use it.
15431 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
15433 2012-03-05 Jakub Jelinek <jakub@redhat.com>
15436 * tree.h (BLOCK_SAME_RANGE): Define.
15437 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
15438 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
15439 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
15440 isn't equal to supercontext fragment's fragment chain.
15441 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
15443 (blocks_nreverse_all): Likewise.
15444 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
15445 BLOCK_SUPERCONTEXT to supercontext fragment instead of
15446 supercontext fragment's fragment origin.
15447 * dwarf2out.c (add_high_low_attributes): If stmt has the same
15448 range as its parent (or parents thereof etc.), use the parent's
15449 DW_AT_ranges value instead of creating a new .debug_ranges range.
15451 2012-03-05 Richard Henderson <rth@redhat.com>
15454 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
15455 * omp-low.c (expand_omp_atomic): Assume anything aligned to
15456 BIGGEST_ALIGNMENT is aligned.
15458 2012-03-05 Richard Henderson <rth@redhat.com>
15460 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
15461 * config/sh/sh.c: ... here.
15463 2012-03-05 Richard Henderson <rth@redhat.com>
15466 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
15467 instead of calling negqi2 directly.
15469 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
15471 PR middle-end/52463
15472 * trans-mem.c (tm_region_init): Use last_basic_block.
15474 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
15476 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
15477 * config/sh/sync.md (atomic_test_and_set): New expander.
15478 (tasb, atomic_test_and_set_soft): New insns.
15479 * config/sh/sh.opt (menable-tas): New option.
15480 * doc/invoke.texi (SH Options): Document it.
15482 2012-03-05 Richard Guenther <rguenther@suse.de>
15484 * cfgloop.c (verify_loop_structure): Verify dominators before
15486 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
15487 dominators from here.
15488 * graphite-scop-detection.c (create_sese_edges): Likewise.
15489 * loop-doloop.c (doloop_optimize_loops): Likewise.
15490 * loop-init.c (loop_optimizer_init): Likewise.
15491 * loop-unroll.c (unroll_and_peel_loops): Likewise.
15492 * loop-unswitch.c (unswitch_loops): Likewise.
15493 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
15494 * tree-parloops.c (parallelize_loops): Likewise. Verify
15495 only when checking is enabled.
15496 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
15498 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
15500 * genautomata.c (parse_automata_opt): New static function.
15501 (initiate_automaton_gen): Remove all option handling code. Remove
15502 argc argument. All callers changed.
15503 (main): Call init_rtx_reader_args_cb with the new function as argument.
15505 2012-03-05 Richard Guenther <rguenther@suse.de>
15507 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
15508 * tree-if-conv.c (combine_blocks): Free post-dominator info
15510 * tree-parloops.c (create_parallel_loop): Free and re-compute
15511 dominator info after breaking it.
15513 2012-03-05 Richard Guenther <rguenther@suse.de>
15515 PR middle-end/52353
15516 * optabs.h (trapv_unoptab_p): New function.
15517 (trapv_binoptab_p): Likewise.
15518 * optabs.c (expand_binop): Use emit_libcall_block_1 with
15519 a proper equiv_may_trap argument.
15520 (expand_unop): Likewise.
15521 (emit_libcall_block_1): Take extra argument whether the
15522 instruction may trap. Renamed from ...
15523 (emit_libcall_block): ... this. New wrapper.
15525 2012-03-05 Jakub Jelinek <jakub@redhat.com>
15527 PR tree-optimization/51721
15528 * tree-vrp.c (register_edge_assert_for_2): If comparing
15529 lhs of right shift by constant with an integer constant,
15530 add ASSERT_EXPRs for the rhs1 of the right shift.
15532 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
15534 2012-03-05 Richard Guenther <rguenther@suse.de>
15536 * tree.c (integer_zerop): Handle VECTOR_CSTs.
15537 (integer_onep): Likewise.
15538 (integer_all_onesp): Likewise.
15540 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
15542 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
15544 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
15546 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
15547 instead of TARGET_64BIT.
15549 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
15551 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
15554 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
15556 * config/i386/i386.c (ix86_print_operand_address): Only handle
15557 zero-extended DImode addresses.
15559 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
15561 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
15562 taken and cputaken as bool.
15564 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
15566 * config/i386/constraints.md (Ya): New internal constraint.
15567 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
15568 (*zero_extendsidi2_rex64): Add x,x alternative.
15569 (*zero_extendsidi2): Ditto. Add o,0 alternative.
15570 Remove flags reg clobber. Adjust corresponding splits.
15571 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
15572 zero_extendqisi2 expanders using SWI12 mode iterator.
15573 (zero_extend<mode>si2_and): Macroize insn from
15574 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
15576 (*zero_extend<mode>si2): Macroize insn from
15577 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
15578 (*zero_extend*2_movzbl_and): Remove insn patterns.
15579 (zero_extendqihi2_and): Merge corresponding splitter.
15580 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
15581 (*zero_extend*2_movzbl_and): Remove insn patterns.
15582 (*anddi_1): Split TYPE_IMOVX instructions.
15583 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
15585 (and->zext splitter): Add splitter pattern.
15586 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
15588 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
15590 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
15592 (Debugging Options): Likewise.
15593 (Optimize Options): Likewise.
15594 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
15595 with other architectures. Use official processor names with correct
15596 spelling/capitalization. Fix formatting and grammar issues.
15597 (i386 and x86-64 Windows Options): Similar cleanup here.
15599 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
15601 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
15603 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
15605 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
15606 DBX_REGISTER_NUMBER.
15608 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
15610 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
15611 operand is CONST_INT. Take COSTS_N_INSNS into account.
15612 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
15615 2012-03-02 Richard Henderson <rth@redhat.com>
15617 * optabs.c (expand_atomic_test_and_set): Honor
15618 atomic_test_and_set_trueval even when atomic_test_and_set
15619 optab is not in use.
15621 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
15625 * config/sh/sh.c (sh_register_move_cost): Increase cost between
15626 GENERAL_REGS and FP_REGS for SImode.
15628 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
15631 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
15632 (absdi2): New expander.
15633 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
15635 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
15637 * config/sh/sync.md (atomic_exchange<mode>): New expander.
15638 (atomic_exchange<mode>_soft): New insn.
15640 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
15642 * config/sh/sync.md: Update copyright notice dates.
15643 (atomic_compare_and_swap<mode>): Use SImode for return value instead
15645 (atomic_compare_and_swap<mode>_soft): Likewise.
15647 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
15650 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
15651 * config/sh/sh.c: Update copyright notice dates.
15652 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
15653 alignment for TARGET_HARD_SH4.
15654 (sh_option_override): Reduce default function alignment. Set
15655 loop alignment to 4 bytes when not optimizing for size.
15657 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
15659 PR middle-end/50335
15660 * doc/invoke.texi (floop-flatten): Remove.
15661 * toplev.c (process_options): Remove references to flag_loop_flatten.
15662 * tree-ssa-loop.c (gate_graphite_transform): Same.
15663 * common.opt (floop-flatten): Obsolete.
15664 * graphite-poly.c (apply_poly_transforms): Remove reference to
15666 * Makefile.in (graphite-flattening.o): Remove.
15667 * graphite-flattening.c: Remove.
15669 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
15671 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
15672 having mode compatible with the mode of previous compare. Substitute
15673 compare mode of previous compare with the mode, compatible
15674 with eliminated and previous compare.
15676 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
15678 * config/rs6000/dfp.md (floatdidd2): New define_insn.
15680 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
15682 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
15683 compatible with CCGOCmode and CCGCmode.
15685 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
15687 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
15689 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
15691 * config/arm/arm.c (arm_sat_operator_match): New function.
15692 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
15693 * config/arm/arm.md ("insn" attribute): Add "sat" value.
15694 ("SAT", "SATrev"): New code iterators.
15695 ("SATlo", "SAThi"): New code iterator attributes.
15696 ("*satsi_<SAT:code>"): New pattern.
15697 ("*satsi_<SAT:code>_shift"): Likewise.
15698 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
15699 and "shift" attributes.
15700 ("arm_usatsihi"): Add "insn" attribute.
15701 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
15702 by powers of two. Do not allow shift by 32.
15704 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
15707 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
15708 to pass the argument in the register of "natural" mode.
15710 2012-03-02 Richard Guenther <rguenther@suse.de>
15712 PR tree-optimization/52406
15713 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
15714 (struct indices): Add unconstrained_base member.
15715 (struct dr_alias): Remove unused vops member.
15716 (DR_UNCONSTRAINED_BASE): New define.
15717 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
15718 add indices to allow their disambiguation. Make DR_BASE_OBJECT
15719 be an artificial access that covers the whole indexed object,
15720 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
15721 plain decl base-objects to their MEM_REF variant.
15722 (dr_may_alias_p): When the base-object of either data reference
15723 has unknown size use only points-to information.
15724 (compute_affine_dependence): Make dumps easier to read and
15726 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
15727 DR_REF when looking for packed references.
15728 (vect_supportable_dr_alignment): Likewise.
15730 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
15732 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
15733 Improve conditions for peepholes of loads followed by commutative
15735 * config/arm/ldmstm.md: Regenerated.
15737 2012-03-02 Richard Guenther <rguenther@suse.de>
15739 * BASE-VER: Set to 4.8.0.
15741 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
15743 * config.gcc (obsolete): Add all ARM targets using the FPA.
15744 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
15745 * doc/install.texi: Avoid references to obsolete ARM ports.
15747 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
15749 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
15751 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
15752 Joern Rennecke <joern.rennecke@embecosm.com>
15754 * doc/extend.texi: Expand and update information on interrupt
15755 attribute for Epiphany.
15757 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
15759 * config/sh/sh-protos.h: Update copyright notice dates.
15760 * config/sh/sh.h: Likewise.
15761 * config/sh/sh.md: Likewise.
15762 * config/sh/constraints.md: Likewise.
15763 * config/sh/predicates.md: Likewise.
15765 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
15767 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
15768 * config/sh/sh.c (tertiary_reload_operand): Likewise.
15770 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
15772 * config/sh/constraints.md: Fix comment typo.
15774 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15777 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
15778 unsigned HOST_WIDE_INT.
15779 (zvdep_imm64): Likewise.
15780 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
15781 (vdepi_and): Likewise.
15782 Likewise for unamed 64-bit patterns.
15783 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
15785 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
15788 PR rtl-optimization/52417
15789 * cselib.c (cselib_any_perm_equivs): New variable.
15790 (cselib_reset_table): Check that it's not set when not
15791 preserving constants.
15792 (cselib_add_permanent_equiv): Set it.
15793 (cselib_have_permanent_equivalences): New.
15794 (cselib_init, cselib_finish): Reset it.
15795 * cselib.h (cselib_have_permanent_equivalences): Declare.
15796 * alias.c (get_addr): Restore earlier behavior when there
15797 aren't permanent equivalences.
15799 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
15801 * config/mn10300/mn10300-modes.def: Fix copyright notice.
15802 * config/v850/v850-modes.def: Fix copyright notice.
15804 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
15806 * doc/extend.texi (AVR Built-in Functions): Document
15807 __builtin_avr_flash_segment.
15809 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
15810 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
15811 (*split.flash_segment): New insn-and-split.
15812 * config/avr/avr.c (avr_init_builtins): Add local variables:
15813 const_memx_void_node, const_memx_ptr_type_node,
15814 char_ftype_const_memx_ptr.
15816 2012-03-01 Jakub Jelinek <jakub@redhat.com>
15818 PR tree-optimization/52445
15819 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
15820 add ssa_name_ver, offset and size fields and change store field
15822 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
15823 (add_or_mark_expr): Likewise. Only consider previous stores
15824 with the same size and offset.
15825 (nt_init_block): Only look at gimple_assign_single_p stmts,
15826 doesn't look at rhs2.
15828 2012-03-01 Richard Guenther <rguenther@suse.de>
15830 PR middle-end/52443
15831 * tree-cfg.c (verify_gimple_assign_unary): Allow any
15832 conversions from integral types to pointer types.
15834 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
15836 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
15837 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
15838 unintentionally removed in r184616.
15840 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15842 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
15845 2012-02-29 Jakub Jelinek <jakub@redhat.com>
15846 Uros Bizjak <ubizjak@gmail.com>
15849 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
15850 alternatives, add "e" constraint to the new last alternative
15851 and ! to last 3 alternatives.
15853 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
15855 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
15856 DW_AT_artificial attributes at the end of the processing.
15857 (gen_array_type_die): Likewise.
15858 (gen_enumeration_type_die): Likewise.
15859 (gen_struct_or_union_type_die): Likewise.
15860 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
15863 2012-02-29 Jakub Jelinek <jakub@redhat.com>
15865 PR middle-end/52419
15866 * expr.c (expand_assignment): If doing misaligned store that doesn't
15867 cover all mode bits, perform a RMW cycle.
15869 PR tree-optimization/52429
15870 * tree-parloops.c (separate_decls_in_region_debug): Return early
15871 if var is LABEL_DECL.
15873 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15875 PR tree-optimization/52424
15876 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
15877 calling dom_thread_across_edge.
15879 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
15881 * config/avr/avr.c: Move definition of TARGET macros to end of file.
15883 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
15885 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
15886 * config/avr/avr.c (avr_output_bld): Remove unused function.
15887 (avr_out_sbxx_branch): Use "%T" to print bit position.
15889 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
15891 * config/avr/avr.md: Untabify.
15893 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
15895 * config/avr/avr.md (eqne): New code iterator.
15896 (*dec-and-branchsi): Use it in text peephole's condition.
15897 (*dec-and-branchhi): Ditto.
15898 (*dec-and-branchqi): Ditto.
15900 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
15903 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
15904 the device does not have the skip-bug.
15906 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
15908 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
15909 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
15910 -mpretend-cmove): New.
15912 2012-02-29 Jakub Jelinek <jakub@redhat.com>
15915 * df.h (struct df_d): Adjust comment that hard_regs_live_count
15916 doesn't count DEBUG_INSN refs.
15917 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
15918 for DEBUG_INSN refs.
15920 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15924 2012-02-20 Richard Guenther <rguenther@suse.de>
15925 PR tree-optimization/52298
15926 * tree-vect-stmts.c (vectorizable_load): Properly use
15927 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
15929 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
15931 PR middle-end/51752
15932 * gimple.h (gimple_in_transaction): New.
15933 (gimple_set_in_transaction): New.
15934 (struct gimple_statement_base): Add in_transaction field.
15935 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
15937 (tree_ssa_lim_initialize): Compute transaction bits.
15938 * tree.h (compute_transaction_bits): Protoize.
15939 * trans-mem.c (tm_region_init): Use the heap to store BB
15941 (compute_transaction_bits): New.
15943 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15945 * gcc.c (display_help): Document --help=common and sort entries
15948 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15950 * doc/install.texi: Document check-$LANG specific shortcuts
15952 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15955 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
15957 * config/arm/arm_neon.h: Regenerate.
15958 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
15959 (neon_vcgeu): New insn.
15960 (neon_vcgtu): Likewise.
15961 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
15962 (ops): Unsigned comparison intrinsics call a different builtin.
15964 2012-02-28 Richard Guenther <rguenther@suse.de>
15967 * config/i386/i386.c (ix86_expand_vector_set): Fix element
15968 ordering for the VEC_CONCAT for two element vectors for
15969 V2SFmode, V2SImode and V2DImode.
15971 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
15974 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
15975 detecting big-endian triplets.
15977 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
15979 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
15980 mode if there is no type information available.
15982 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
15984 PR tree-optimization/53207
15985 * doc/invoke.texi: Document as experimental and relying on graphite.
15987 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
15989 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
15990 of initializer to changes from r184614.
15992 2012-02-28 Richard Guenther <rguenther@suse.de>
15994 PR tree-optimization/52395
15995 * tree-sra.c (build_ref_for_offset): Also look at the base
15996 TYPE_ALIGN when figuring out the alignment of the replacement.
15998 2012-02-28 Richard Guenther <rguenther@suse.de>
16000 PR tree-optimization/52402
16001 * ipa-prop.c (ipa_modify_call_arguments): Properly use
16002 mis-aligned types when creating the accesses at the call site.
16004 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16006 * config/avr/builtins.def: New file.
16007 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
16008 * config/avr/avr.c (enum avr_builtin_id): Use it.
16009 (avr_init_builtins): Use it. And use avr_bdesc.
16010 (bdesc_1arg): Remove.
16011 (bdesc_2arg): Remove.
16012 (bdesc_3arg): Remove.
16013 (struct avr_builtin_description): Add field n_args.
16014 (avr_bdesc): New static variable using builtins.def.
16015 (avr_expand_builtin): Use it.
16016 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
16017 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
16018 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
16020 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16023 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
16024 match only one single hard register with respective hard reg rtx.
16025 (movmemx_<mode>): Ditto.
16026 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
16027 insn anatomy of movmem[x]_<mode>.
16028 (avr_out_movmem): Same for printing assembler and operand usage.
16030 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16034 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
16035 address spaces located outside of device flash.
16037 * config/avr/avr.h (base_arch_s): Remove field n_segments.
16038 (mcu_type_s): Add field n_flash.
16039 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
16040 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
16041 (AVR_MCU): Add N_FLASH argument.
16042 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
16043 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
16044 macro __FLASH<n> if that address space makes sense for the device.
16045 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
16046 outside of target flash.
16047 (avr_asm_named_section): Ditto.
16048 (avr_asm_select_section): Ditto.
16049 (avr_addr_space_convert): Ditto.
16050 (avr_emit_movmemhi): Ditto.
16051 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
16052 address space is outside of device flash.
16053 (avr_insert_attributes): Ditto.
16054 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
16055 avr_current_arch->n_segments.
16057 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
16060 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
16061 (*movabs<mode>_2): Likewise.
16063 2012-02-27 Jakub Jelinek <jakub@redhat.com>
16066 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
16067 s_register_operand in the test instead of REG_P. Don't call
16068 gen_reg_rtx if it won't be used.
16070 PR tree-optimization/52376
16071 * ipa-split.c (split_function): Ignore CLOBBER stmts.
16073 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
16075 * ifcvt.c (noce_get_condition): Check condition variable is not
16076 small_register_classes_for_mode_p before accepting.
16078 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
16080 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
16082 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16085 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16086 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
16088 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
16090 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
16092 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
16094 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
16096 * config/sh/predicates.md: Remove blank lines.
16097 * config/sh/sh.c: Fix typos in comments.
16098 * config/sh/constraints.md: Likewise.
16099 * config/sh/sh.md: Remove blank lines.
16100 Fix typos in comments. Use ;; as comment characters.
16102 2012-02-26 Walter Lee <walt@tilera.com>
16104 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
16105 (replace_mov_pcrel_step2): Ditto.
16107 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
16110 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
16111 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
16112 and locs that reference values newer than the non-canonical value
16113 at hand. Return the canonical value as a worst case.
16114 (memrefs_conflict_p): Walk canonical value's locs.
16117 * cselib.c (preserve_only_constants): Rename to...
16118 (preserve_constants_and_equivs): ... this. Split out...
16119 (invariant_or_equiv_p): ... this. Preserve plus expressions
16120 of other preserved expressions too.
16121 (cselib_reset_table): Adjust.
16122 * var-tracking.c (reverse_op): Use canonical value to build
16125 2012-02-23 Kai Tietz <ktietz@redhat.com>
16127 * config/i386/i386.c (ix86_delegitimize_address): Handle
16128 UNSPEC_PCREL plus displacement.
16130 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
16133 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
16134 to test for unusedness in st X addressing.
16136 2012-02-24 Richard Guenther <rguenther@suse.de>
16138 PR middle-end/52361
16139 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
16140 (is_gimple_reg_type): Move inline ...
16141 * gimple.h (is_gimple_reg_type): ... here.
16143 2012-02-24 Richard Guenther <rguenther@suse.de>
16145 PR middle-end/52361
16146 * passes.c (execute_function_todo): When verifying SSA form
16147 verify gimple form first.
16148 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
16150 2012-02-24 Richard Guenther <rguenther@suse.de>
16152 PR middle-end/52355
16153 * fold-const.c (fold_addr_of_array_ref_difference): New function.
16154 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
16156 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16158 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
16160 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16162 * tree-phinodes.c (make_phi_node): Mark static.
16163 * tree-flow.h (make_phi_node): Remove extern decl.
16164 * doc/gimple.texi (make_phi_node): Remove documentation.
16166 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16168 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
16169 * tree-ssa-sccvn.c (print_scc): Ditto.
16171 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16173 * doc/passes.texi (Full redundancy elimination): Fix typo.
16175 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16177 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
16179 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
16182 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
16184 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
16187 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
16189 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
16191 * config/avr/avr.md (code_stdname): Add ior, xor.
16192 (xior): New code iterator.
16193 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
16194 (*<code_stdname><mode>qi.byte1-3): Ditto.
16196 2012-02-23 Jakub Jelinek <jakub@redhat.com>
16198 PR tree-optimization/52019
16199 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
16202 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16204 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
16205 HAVE_INITFINI_ARRAY to work around namespace pollution in
16206 certain versions of newlib system headers.
16207 * config.in: Regenerate.
16208 * configure: Regenerate.
16209 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
16210 instead of HAVE_INITFINI_ARRAY.
16212 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
16215 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
16216 is not offsettable memory reference.
16218 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
16221 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
16222 setting avr_need_clear_bss_p for __gnu_lto* symbols.
16224 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
16226 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
16227 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
16229 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16231 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
16232 library on Solaris 8 even without TLS support.
16233 * configure: Regenerate.
16235 2012-02-22 Richard Guenther <rguenther@suse.de>
16237 PR middle-end/52329
16238 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
16239 for GIMPLE_DEBUG stmts.
16241 2012-02-22 Martin Jambor <mjambor@suse.cz>
16243 PR middle-end/51782
16244 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
16245 according to the base object.
16247 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
16249 PR rtl-optimization/50063
16250 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
16251 and 2 (8-bit SP) in operand 2.
16252 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
16253 setup to use movhi_sp_r instead of vanilla move to write SP.
16254 Adjust REG_CFA notes to superseed unspec.
16255 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
16257 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
16258 known to be off) only with TARGET_NO_INTERRUPTS. Never use
16259 irq_state 1 (IRQ known to be on) here.
16261 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
16263 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
16265 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
16266 assign_hard_reg): Likewise.
16268 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
16270 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
16272 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
16274 * config/avr/avr.md
16275 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
16276 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
16278 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
16280 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
16281 prototype from here to...
16282 * config/avr/avr.h: ...here.
16284 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
16287 * thumb2.md (thumb2_shiftsi3_short): Split register and
16288 immediate shifts. For register shifts tie operands 0 and 1.
16289 (peephole2 for above): Check that register-controlled shifts
16290 have suitably tied operands.
16292 2012-02-21 Quentin Neill <quentin.neill@amd.com>
16295 * config/i386/bdver1.md (bdver1_call, bdver1_push,
16296 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
16297 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
16298 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
16299 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
16300 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
16301 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
16302 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
16303 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
16304 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
16305 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
16306 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
16307 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
16308 bdver1_ssevector_avx256_unaligned_load,
16309 bdver1_ssevector_sse128_unaligned_load,
16310 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
16311 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
16312 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
16313 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
16314 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
16315 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
16316 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
16317 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
16318 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
16319 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
16320 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
16321 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
16322 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
16323 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
16324 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
16325 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
16326 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
16327 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
16328 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
16329 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
16330 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
16331 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
16332 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
16333 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
16334 bdver1_ssediv_double_load, bdver1_ssediv_double,
16335 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
16336 Add "bdver2" attribute.
16338 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16340 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
16341 default if possible and not specified otherwise.
16343 2012-02-21 Richard Guenther <rguenther@suse.de>
16345 PR middle-end/52314
16346 * gimplify.c (create_tmp_from_val): Use the main variant type
16347 for the type of the temporary we create.
16349 2012-02-21 Richard Guenther <rguenther@suse.de>
16351 PR tree-optimization/52324
16352 * gimplify.c (gimplify_expr): When re-gimplifying expressions
16353 do not gimplify a MEM_REF address operand if it is already
16356 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16358 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
16359 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
16361 2012-02-21 Richard Guenther <rguenther@suse.de>
16363 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
16364 nested_in_vect_loop.
16366 2012-02-21 Jakub Jelinek <jakub@redhat.com>
16368 PR tree-optimization/52318
16369 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
16370 vdef also to non-pure/const call stmts in the sequence.
16372 2012-02-21 Tristan Gingold <gingold@adacore.com>
16374 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
16376 2012-02-20 David S. Miller <davem@davemloft.net>
16378 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
16379 don't use the "rd %pc" instruction on v9 for PIC register loads.
16381 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
16383 PR middle-end/52141
16384 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
16385 in a transaction safe function.
16387 2012-02-20 Kai Tietz <ktietz@redhat.com>
16390 * stor-layout.c (place_field): Handle desired_align for
16393 2012-02-20 Richard Guenther <rguenther@suse.de>
16395 PR tree-optimization/52298
16396 * tree-vect-stmts.c (vectorizable_store): Properly use
16397 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
16399 (vectorizable_load): Likewise.
16400 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
16401 Access DR_STEP after ensuring it is not NULL.
16403 2012-02-20 Jakub Jelinek <jakub@redhat.com>
16405 PR tree-optimization/52286
16406 * fold-const.c (fold_binary_loc): For (X & C1) | C2
16407 optimization use double_int_to_tree instead of build_int_cst_wide,
16408 rewrite to use double_int vars.
16410 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16413 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
16415 Remove -e 0 from $gcc_cv_ld invocation.
16416 Only use __GLIBC_PREREQ if defined.
16417 Enable on Solaris since Solaris 8 patch.
16418 (gcc_SUN_LD_VERSION): New macro.
16419 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
16420 gcc_SUN_LD_VERSION for version number format.
16421 * configure: Regenerate.
16422 * varasm.c (get_elf_initfini_array_priority_section): Set
16423 SECTION_NOTYPE for non-default priority.
16424 Use get_section instead of get_unnamed_section to emit
16425 .init_array/.fini_array with default priority.
16427 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
16429 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
16430 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
16431 (mips_start_unique_function, mips_output_mips16_rdhwr)
16432 (mips_code_end): New functions.
16433 (TARGET_ASM_CODE_END): Define.
16435 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
16437 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
16438 to stubs with non-sibling calls.
16440 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
16442 * doc/invoke.texi (-fira-* options): Copy-edit.
16443 (ira-* parameters): Copy-edit.
16445 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
16447 * doc/invoke.texi: Minor copy-edits to bring into conformance with
16448 GCC coding conventions.
16450 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
16452 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
16453 when used as adjectives.
16455 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
16457 * doc/invoke.texi: Clean up "that"/"which" confusion.
16459 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
16461 * system.h: Poison SMALL_REGISTER_CLASSES
16462 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
16463 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
16465 2012-02-16 Jakub Jelinek <jakub@redhat.com>
16467 PR tree-optimization/52285
16468 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
16469 when deciding if a call is a tail call or tail recursion.
16471 2012-02-16 Kai Tietz <ktietz@redhat.com>
16473 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
16474 interger-constant displacement for UNSPEC_PCREL.
16476 2012-02-16 Jakub Jelinek <jakub@redhat.com>
16478 PR rtl-optimization/52208
16479 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
16480 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
16482 PR tree-optimization/52255
16483 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
16484 loop->header has virtual PHI, but exit_e->dest doesn't, add
16485 virtual PHI to exit_e->dest and adjust all uses after the loop.
16488 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
16489 children with clone_tree_hash, not after it.
16491 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
16493 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
16494 extended identifiers.
16496 2012-02-16 Jakub Jelinek <jakub@redhat.com>
16498 PR middle-end/51929
16499 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
16500 a same_body_alias, also test whether e->callee isn't a former
16501 or current clone of the decl this is a same body alias of.
16503 PR translation/52264
16504 * cgraphunit.c (verify_cgraph_node): Fix a typo.
16506 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
16508 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
16510 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
16513 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
16514 force_reg instead of copy_to_reg for better optimization. Force
16515 non-register or memory operands into a register.
16517 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
16519 * extend.texi: Reserve upper bits of memory model for future use.
16521 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
16522 Anatoly Sokolov <aesok@post.ru>
16523 Eric Weddington <eric.weddington@atmel.com>
16526 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
16527 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
16528 Rewrite initializers for .macro.
16529 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
16530 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
16531 atxmega32d4, atxmega32x1.
16532 avrxmega4: atxmega64a3, atxmega64d3.
16533 avrxmega5: atxmega64a1, atxmega64a1u.
16534 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
16535 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
16536 avrxmega7: atxmega128a1, atxmega128a1u.
16537 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
16538 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
16539 (struct base_arch_s): Rename reserved to xmega_p.
16540 Rename reserved2 to have_rampd.
16541 (AVR_XMEGA): New define.
16542 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
16543 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
16544 * config/avr/predicates.md (io_address_operand): Take into
16545 account SFR offset.
16546 (low_io_address_operand): Ditto.
16547 (high_io_address_operand): Ditto.
16548 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
16549 (enabled, movhi_sp_r): Use them.
16550 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
16551 cpp_define_formatted to built-in define __AVR_ARCH__.
16552 (__AVR_XMEGA__): New built-in define.
16553 (__AVR_HAVE_RAMPD__): New built-in define.
16554 (__AVR_HAVE_RAMPX__): New built-in define.
16555 (__AVR_HAVE_RAMPY__): New built-in define.
16556 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
16558 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
16559 (avr_option_override): Initialize them.
16560 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
16561 (avr_init_expanders): Initialize them. No more block several calls.
16562 (emit_push_sfr): New static function.
16563 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
16565 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
16566 (avr_print_operand): Print addreeses as symbols for
16567 RAMPX, RAMPY, RAMPD, CCP.
16568 (output_movhi): Handle AVR_XMEGA when writing to SP.
16569 (avr_out_movhi_mr_r_xmega): New static function.
16570 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
16571 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
16572 __RAMPD__, __CCP__ as needed.
16574 * config/avr/multilib.h: Regenerate.
16575 * config/avr/t-multilib: Regenerate.
16576 * config/avr/avr-tables.opt: Regenerate.
16578 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
16580 PR tree-optimization/50561
16581 * graphite-flattening.c (lst_project_loop): Do not
16582 remove old scattering dimensions after flattening.
16583 (lst_do_flatten): Likewise.
16585 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
16587 * doc/extend.texi (AVR Built-in Functions): Remove doc for
16588 __builtin_avr_map8, __builtin_avr_map16.
16589 Document __builtin_avr_insert_bits.
16591 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
16592 (insert_bits): New insn.
16593 (adjust_len.map_bits): Rename to insert_bits.
16594 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
16595 * avr-protos.h (avr_out_map_bits): Remove.
16596 (avr_out_insert_bits, avr_has_nibble_0xf): New.
16597 * config/avr/constraints.md (Cxf,C0f): New.
16598 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
16599 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
16600 New built-in define __BUILTIN_AVR_INSERT_BITS.
16601 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
16602 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
16603 (avr_move_bits): Rewrite.
16604 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
16606 (avr_map_op_t): New typedef.
16607 (avr_map_op): New static variable.
16608 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
16609 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
16610 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
16611 (bdesc_3arg, avr_expand_triop_builtin): New.
16612 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
16613 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
16614 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
16615 (avr_map_equal_p, avr_map_sig_p): Remove.
16616 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
16617 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
16618 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
16619 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
16620 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
16621 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
16623 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
16625 * config/c6x/c6x.md (reserve_cycles): New attribute.
16626 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
16627 don't reserve functional units after the branch occurs.
16629 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
16631 PR middle-end/52142
16632 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
16633 functions into non-tm_pure functions.
16635 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
16638 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
16639 (iterative_hash_canonical_type): Likewise.
16640 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
16643 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
16645 * haifa-sched.c (prune_ready_list): Ensure that if there is a
16646 sched-group insn, it either remains alone or the entire list is pruned.
16648 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
16650 * doc/install.texi (Prerequisites): Fix grammar.
16651 (Configuration): Likewise.
16653 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
16655 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
16656 MPC as part of GCC before describing configuring with --with-gmp etc.
16657 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
16658 sources are present.
16660 2012-02-14 Jakub Jelinek <jakub@redhat.com>
16663 * dwarf2out.c (clone_tree_hash): New function.
16664 (copy_decls_walk): Use it instead of clone_tree.
16666 2012-02-14 Richard Guenther <rguenther@suse.de>
16668 PR tree-optimization/52244
16669 PR tree-optimization/51528
16670 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
16671 replacements for integral types.
16673 2012-02-14 Walter Lee <walt@tilera.com>
16675 * config.gcc: Handle tilegx and tilepro.
16676 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
16677 tilegx and tilepro.
16678 Add HAVE_AS_TLS check for tilegx and tilepro.
16679 * configure: Regenerate.
16680 * doc/contrib.texi: Add Mat Hostetter and self.
16681 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
16682 Document instruction intrinsics and network accessing intrinsics.
16683 (TILEPro Built-in Functions): New node. Document instruction
16684 intrinsics and network accessing intrinsics.
16685 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
16686 (Specific, tilepro-*-linux*): Likewise.
16687 * doc/invoke.texi (TILE-Gx Options): New section.
16688 (TILEPro Options): New section.
16689 * doc/md.texi (TILE-Gx): New section.
16690 (TILEPro): New section.
16691 * common/config/tilegx/tilegx-common.c: New file.
16692 * common/config/tilepro/tilepro-common.c: New file.
16693 * config/tilegx/constraints.md: New file.
16694 * config/tilegx/linux.h: New file.
16695 * config/tilegx/mul-tables.c: New file.
16696 * config/tilegx/predicates.md: New file.
16697 * config/tilegx/sync.md: New file.
16698 * config/tilegx/t-tilegx: New file.
16699 * config/tilegx/tilegx-builtins.h: New file.
16700 * config/tilegx/tilegx-c.c: New file.
16701 * config/tilegx/tilegx-generic.md: New file.
16702 * config/tilegx/tilegx-modes.def: New file.
16703 * config/tilegx/tilegx-multiply.h: New file.
16704 * config/tilegx/tilegx-protos.h: New file.
16705 * config/tilegx/tilegx.c: New file.
16706 * config/tilegx/tilegx.h: New file.
16707 * config/tilegx/tilegx.md: New file.
16708 * config/tilegx/tilegx.opt: New file.
16709 * config/tilepro/constraints.md: New file.
16710 * config/tilepro/gen-mul-tables.cc: New file.
16711 * config/tilepro/linux.h: New file.
16712 * config/tilepro/mul-tables.c: New file.
16713 * config/tilepro/predicates.md: New file.
16714 * config/tilepro/t-tilepro: New file.
16715 * config/tilepro/tilepro-builtins.h: New file.
16716 * config/tilepro/tilepro-c.c: New file.
16717 * config/tilepro/tilepro-generic.md: New file.
16718 * config/tilepro/tilepro-modes.def: New file.
16719 * config/tilepro/tilepro-multiply.h: New file.
16720 * config/tilepro/tilepro-protos.h: New file.
16721 * config/tilepro/tilepro.c: New file.
16722 * config/tilepro/tilepro.h: New file.
16723 * config/tilepro/tilepro.md: New file.
16724 * config/tilepro/tilepro.opt: New file.
16726 2012-02-14 Jakub Jelinek <jakub@redhat.com>
16728 PR tree-optimization/52210
16729 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
16730 vect_model_simple_cost with two entry vect_def_type array instead
16731 of an address of dt.
16733 2012-02-14 Richard Guenther <rguenther@suse.de>
16736 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
16737 Do not stream DECL_QUALIFIER.
16738 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
16739 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
16740 (find_decls_types_r): Do not walk DECL_QUALIFIER.
16742 2012-02-14 Jakub Jelinek <jakub@redhat.com>
16745 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
16748 2012-02-13 Jakub Jelinek <jakub@redhat.com>
16751 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
16752 * cselib.c (cselib_subst_to_values_from_insn): New function.
16753 * sched-deps.c (add_insn_mem_dependence,
16754 sched_analyze_1, sched_analyze_2): Use it.
16756 2012-02-13 Jan Hubicka <jh@suse.cz>
16758 PR middle-end/52214
16759 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
16761 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
16763 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
16764 (GTM_SELF_SPECS): Define if not already defined.
16765 (driver_self_specs): Add GTM_SELF_SPECS.
16766 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
16767 (GTM_SELF_SPECS): Define.
16768 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
16769 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
16771 2012-02-13 Jakub Jelinek <jakub@redhat.com>
16773 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
16776 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
16778 PR middle-end/52230
16779 * omp-low.c (expand_omp_for): If a static schedule without chunk size
16780 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
16782 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
16785 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
16787 2012-02-13 Richard Guenther <rguenther@suse.de>
16789 PR translation/52211
16790 * passes.c (enable_disable_pass): Fix typo.
16792 2012-02-13 Jakub Jelinek <jakub@redhat.com>
16794 PR middle-end/52209
16795 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
16796 XOR for reduce_bit_field if type is unsigned.
16798 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
16800 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
16801 disallow changes from SFmode to mode with different size in FP regs.
16803 2012-02-12 Robert Millan <rmh@gnu.org>
16804 Gerald Pfeifer <gerald@pfeifer.com>
16806 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
16809 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
16811 PR rtl-optimization/52175
16812 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
16813 to frame-related instructions.
16815 2012-02-10 Jason Merrill <jason@redhat.com>
16818 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
16819 (demangle_new_symbols): Fill it.
16820 (scan_linker_output): Walk it.
16821 (start_tweaking): Split out from scan_linker_output.
16822 (maybe_tweak): Update sym->chosen.
16823 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
16825 2012-02-11 Jakub Jelinek <jakub@redhat.com>
16828 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
16830 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
16832 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
16833 having the same mode as previous compare.
16835 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
16837 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
16838 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
16839 (nonlocal_goto_internal): Likewise.
16840 (nonlocal_goto): Emit a use and an indirect jump directly.
16842 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
16845 * doc/extend.texi : Update comments for __atomic_compare_exchange and
16846 __atomic_{is,always}_lock_free.
16848 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
16851 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
16852 negative constant address for TARGET_X32.
16854 2012-02-10 Richard Henderson <rth@redhat.com>
16856 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
16857 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
16858 for GIMPLE_TRANSACTION. Tidy if's into a switch.
16860 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16861 Ira Rosen <irar@il.ibm.com>
16863 PR tree-optimization/50031
16864 * targhooks.c (default_builtin_vectorization_cost): Handle
16865 vec_promote_demote.
16866 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
16867 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
16868 all types of reduction and pattern statements.
16869 (vect_estimate_min_profitable_iters): Likewise.
16870 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
16871 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
16872 for explicit realigns.
16873 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
16874 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
16875 vec_promote_demote.
16876 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
16877 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
16878 vec_perm for VSX and handle vec_promote_demote.
16880 2012-02-10 Jakub Jelinek <jakub@redhat.com>
16882 PR middle-end/52177
16883 * builtins.c (fold_builtin_atomic_always_lock_free,
16884 expand_builtin_atomic_always_lock_free,
16885 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
16886 Return and/or test boolean_true_node/boolean_false_node instead of
16887 integer_one_node/integer_zero_node.
16889 2012-02-10 Jan Hubicka <jh@suse.cz>
16891 PR middle-end/48600
16892 * predict.c (predict_paths_for_bb): Prevent looping.
16893 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
16895 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
16897 * config/arm/arm.c (output_move_double): In one case properly
16898 count number of instructions that will be emitted.
16900 2012-02-10 Richard Guenther <rguenther@suse.de>
16902 PR translation/52193
16903 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
16905 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
16907 PR middle-end/52140
16908 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
16910 2012-02-09 Jakub Jelinek <jakub@redhat.com>
16913 * var-tracking.c (emit_note_insn_var_location): If
16914 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
16915 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
16916 non-NOTE_DURING_CALL_P insn.
16918 2012-02-09 Bin Cheng <bin.cheng@arm.com>
16920 PR middle-end/51867
16921 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
16923 2012-02-08 Magnus Granberg <zorry@gentoo.org>
16926 * gcc.c (switch_matches) Support switches with separated form,
16929 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
16931 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
16933 (RAMPZ_ADDR): Ditto.
16934 * config/avr/avr.c (avr_addr_t): New typedef.
16935 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
16936 (avr_init_expanders): Initialize it.
16937 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
16939 (expand_epilogue): Ditto.
16940 (avr_print_operand): Ditto.
16941 (avr_file_start): Ditto.
16942 (avr_emit_movmemhi): Ditto.
16944 2012-02-08 Richard Guenther <rguenther@suse.de>
16946 PR tree-optimization/46886
16947 * tree-flow.h (do_while_loop_p): Declare.
16948 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
16949 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
16951 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
16953 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
16954 always succeed for integers larger than a native word.
16956 2012-02-08 Richard Guenther <rguenther@suse.de>
16958 PR rtl-optimization/52170
16959 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
16960 properly handle integer vector modes.
16962 2012-02-08 Jakub Jelinek <jakub@redhat.com>
16964 PR gcov-profile/52150
16965 * coverage.c: Include target.h.
16966 (build_var): Call targetm.strip_name_encoding on the assembler name.
16967 Change one _ into . or $ if the target allows it.
16968 * Makefile.in (coverage.o): Depend on $(TARGET_H).
16970 PR rtl-optimization/52139
16971 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
16972 is a BARRIER after emit_insn_after_noloc, move BB_END
16973 to the last non-BARRIER insn before it.
16975 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
16977 PR middle-end/24306
16978 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
16979 (mips_gimplify_va_arg_expr): Call it instead of
16980 std_gimplify_va_arg_expr.
16982 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
16984 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
16985 message for -mno-pointers-to-nested-function.
16987 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
16989 PR middle-end/51994
16990 * expr.c (get_inner_reference): If there is an offset, add a negative
16991 bit position to it (if any).
16993 2012-02-07 Jakub Jelinek <jakub@redhat.com>
16995 PR rtl-optimization/52060
16996 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
16997 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
16998 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
16999 and/or i0src_copy2 when needed.
17001 2012-02-07 Jakub Jelinek <jakub@redhat.com>
17003 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
17004 or LTOPLUGINSONAME if have_c.
17006 * config/freebsd-spec.h: Add comment about what macros can be defined
17008 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
17009 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
17012 2012-02-07 Richard Guenther <rguenther@suse.de>
17014 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
17015 newline in -alias dumps.
17017 2012-02-07 Kai Tietz <ktietz@redhat.com>
17018 Dave Korn <dave.korn.cygwin@gmail.com>
17021 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
17022 Take care that typinfo gets dllexport-attribute.
17024 2012-02-07 Jakub Jelinek <jakub@redhat.com>
17026 PR middle-end/52074
17027 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
17028 if modifier < EXPAND_SUM call force_operand on the result.
17030 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
17032 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
17033 adding __forwarder_dst__ prefix if a forwarder_section attribute is
17035 (epiphany_function_type): Replace types for specific interrupts with
17036 EPIPHANY_FUNCTION_INTERRUPT.
17037 (EPIPHANY_INTERRUPT_P): Update.
17038 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
17039 New static function.
17040 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
17041 <disinterrupt>: Affects type identity.
17042 (epiphany_handle_interrupt_attribute): Handle variable number of
17044 (epiphany_compute_function_type): Update for new
17045 epiphany_function_type definition.
17046 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
17047 handlers with a longcall forwarder.
17048 (epiphany_start_function): Handle multiple interrupt arguments and/or
17049 forwarder_section attribute.
17051 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
17054 2012-02-07 Alan Modra <amodra@gmail.com>
17057 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
17060 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17062 PR tree-optimization/50969
17063 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
17064 use vec_perm rather than vector_stmt.
17065 (vect_model_load_cost): Likewise.
17066 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
17067 vec_perm to be the same as other vector statements.
17068 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
17069 cost of vec_perm for TARGET_VSX.
17071 2012-02-06 Richard Guenther <rguenther@suse.de>
17073 PR tree-optimization/52115
17074 * tree-sra.c (access_has_replacements_p): New function.
17075 (sra_modify_assign): Use it to decide whether a use is uninitialized.
17077 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
17079 PR middle-end/52047
17080 * trans-mem.c (expand_call_tm): Add an assertion.
17081 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
17084 2012-02-06 Richard Guenther <rguenther@suse.de>
17086 PR tree-optimization/50955
17087 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
17088 raise cost of expressions that replace an address with an
17089 expression based on a different pointer.
17091 2012-02-06 Jakub Jelinek <jakub@redhat.com>
17094 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
17095 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
17097 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
17100 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
17101 -Weffc++ and specify guidelines come from second edition.
17103 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
17105 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
17106 (sibcall_value_multiple_internal, call_split, call_internal_direct)
17107 (call_direct_split, call_value_split, call_value_internal_direct)
17108 (call_value_direct_split, call_value_multiple_split): Use jal and
17109 jal_macro attributes.
17111 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
17113 * reload1.c (reload_regs_reach_end_p): Replace with...
17114 (reload_reg_rtx_reaches_end_p): ...this function.
17115 (new_spill_reg_store): Update commentary.
17116 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
17117 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
17118 before setting new_spill_reg_store.
17119 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
17120 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
17121 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
17122 for non-spill reload registers.
17124 2012-02-05 Ira Rosen <irar@il.ibm.com>
17126 PR tree-optimization/52091
17127 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
17128 (vect_is_simple_use_1): Likewise.
17129 * tree-vect-loop.c (vectorizable_reduction): Update calls
17130 to vect_is_simple_use_1 and vect_is_simple_use.
17131 (vectorizable_live_operation): Likewise.
17132 * tree-vect-patterns.c (widened_name_p,
17133 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
17134 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
17135 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17136 vectorizable_shift,vectorizable_operation, vectorizable_store,
17137 vectorizable_load): Likewise.
17138 (vect_is_simple_cond): Add an argument, pass it to
17139 vect_is_simple_use_1.
17140 (vectorizable_condition): Update calls to vect_is_simple_cond,
17141 vect_is_simple_use.
17142 (vect_is_simple_use): Add an argument, the statement in which
17143 OPERAND is used. Check that if OPERAND's def stmt is a double
17144 reduction phi node, the use is a phi node too.
17145 (vect_is_simple_use_1): Add an argument, pass it to
17146 vect_is_simple_use.
17147 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
17148 to vect_is_simple_use.
17150 2012-02-04 Jakub Jelinek <jakub@redhat.com>
17152 PR rtl-optimization/52095
17153 * modulo-sched.c (dump_insn_locator): New function.
17154 (loop_canon_p, sms_schedule): Use it.
17156 PR rtl-optimization/52113
17157 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
17158 even for decomposable shift/zext insns.
17160 2012-02-03 Jakub Jelinek <jakub@redhat.com>
17161 Zdenek Dvorak <ook@ucw.cz>
17163 PR rtl-optimization/52092
17164 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
17165 on get_iv_value result.
17167 2012-02-02 Andrew Pinski <apinski@cavium.com>
17169 PR middle-end/47982
17170 PR middle-end/43967
17171 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
17173 2012-02-02 Jakub Jelinek <jakub@redhat.com>
17175 PR middle-end/48071
17176 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
17178 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
17180 PR rtl-optimization/49800
17181 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
17182 (sched_finish): Call regstat_free_n_sets_and_refs.
17184 2012-02-02 Jia Liu <proljc@gmail.com>
17186 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
17189 2012-02-02 Jan Hubicka <jh@suse.cz>
17190 Tom de Vries <tom@codesourcery.com>
17192 PR middle-end/51998
17193 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
17194 * varpool.c (varpool_analyze_pending_decls): Likewise.
17196 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
17197 Jayant R Sonar <jayant.sonar@kpitcummins.com>
17199 * config.gcc: Add cr16-* support.
17201 * doc/extend.texi: Document cr16 extensions.
17202 * doc/install.texi: Document cr16 install.
17203 * doc/invoke.texi: Document cr16 options.
17204 * doc/md.texi: Document cr16 constraints.
17206 * common/config/cr16/cr16-common.c: New file.
17207 * config/cr16/cr16.c: New file.
17208 * config/cr16/cr16.h: New file.
17209 * config/cr16/cr16.md: New file.
17210 * config/cr16/cr16.opt: New file.
17211 * config/cr16/cr16-protos.h: New file.
17212 * config/cr16/predicates.md: New file.
17213 * config/cr16/constraints.md: New file.
17214 * config/cr16/t-cr16: New file.
17216 2012-02-02 Jakub Jelinek <jakub@redhat.com>
17219 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
17220 that operands[2] is either immediate, or q_regs_operand.
17222 PR tree-optimization/52073
17223 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
17224 a pattern stmt for pattern uses, ignore uses outside of the loop.
17226 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
17228 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
17229 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
17230 (OUT_AS1, OUT_AS2): Remove.
17232 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
17234 PR rtl-optimization/51374
17235 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
17236 to cross other volatile_refs_p insns.
17238 2012-02-01 Richard Guenther <rguenther@suse.de>
17240 * doc/invoke.texi (fno-inline): Clarify documentation.
17241 (finline-small-functions): Likewise.
17242 (finline-functions): Likewise.
17243 * common.opt (finline): Adjust comment and documentation.
17244 (finline-small-functions): Clarify documentation.
17245 (finline-functions): Likewise.
17246 (finline-functions-called-once): Likewise.
17248 2012-02-01 Tristan Gingold <gingold@adacore.com>
17250 * c-typeck.c (composite_type): Keep mode for pointers.
17252 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
17254 * function.h (regno_reg_rtx): Adjust comment.
17255 * reginfo.c (init_reg_modes_target): Only use the previous mode
17256 if it fits within one register. Remove MIPS comment.
17258 2012-01-31 Jakub Jelinek <jakub@redhat.com>
17261 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
17263 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17265 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
17266 to srak instruction.
17268 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
17270 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
17272 2012-01-31 Jakub Jelinek <jakub@redhat.com>
17277 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
17279 2012-01-31 Richard Guenther <rguenther@suse.de>
17281 PR tree-optimization/51528
17282 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
17285 2012-01-31 Jakub Jelinek <jakub@redhat.com>
17290 * ree.c (add_removable_extension): Change def_map argument
17291 to unsigned *, store in def_map 1 + offset into *insn_list vector
17292 instead of pointers into the vector.
17293 (find_removable_extensions): Adjust caller.
17295 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
17297 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
17298 Transform all "* quoted-c-code" to { c-code }.
17299 Remove redundant test for "optimize" in combine patterns.
17300 Move (include "avr-dimode.md") to end of file.
17302 2012-01-30 Bin Cheng <bin.cheng@arm.com>
17305 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
17306 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
17308 2012-01-30 Richard Guenther <rguenther@suse.de>
17310 PR tree-optimization/52028
17311 * tree-loop-distribution.c (ldist_gen): Properly update
17314 2012-01-30 Jakub Jelinek <jakub@redhat.com>
17317 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
17318 set_cur_line_info_table if not emitting debug info.
17320 PR tree-optimization/52046
17321 * tree-vect-patterns.c (check_bool_pattern): Give up if
17322 a comparison could throw.
17325 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
17327 2012-01-30 Richard Guenther <rguenther@suse.de>
17329 PR tree-optimization/52045
17330 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
17331 SSA form if cfgcleanup did anything.
17333 2012-01-30 Richard Guenther <rguenther@suse.de>
17335 PR tree-optimization/52045
17336 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
17337 before computing final todo.
17339 2012-01-30 Richard Guenther <rguenther@suse.de>
17341 PR tree-optimization/51528
17342 * tree-sra.c (sra_modify_assign): Re-factor in preparation
17345 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
17347 * df-problems.c (df_kill_notes): Check that the use refers
17348 to the note under examination.
17350 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
17353 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
17354 parameter and use short-lived pseudos.
17355 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
17356 (sparc_expand_vector_init): Const-ify local variables and adjust
17357 calls to above functions.
17359 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
17361 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
17363 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
17365 * doc/invoke.texi: Make usage of "compile time" and
17366 "run time"/"runtime" consistent throughout the file.
17368 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
17370 * config/alpha/alpha.c (alpha_option_override): Default to
17371 full IEEE compliance mode for Go language.
17373 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
17375 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
17376 (LINK_SSP_SPEC): Define.
17378 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17381 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
17384 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
17386 * doc/invoke.texi: Correct hyphenation of "floating point",
17387 "double precision", and related terminology throughout the file.
17389 2012-01-28 Jakub Jelinek <jakub@redhat.com>
17392 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
17393 arm_general_register_operand predicate for operand 2 instead of
17396 2012-01-27 Ian Lance Taylor <iant@google.com>
17399 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
17400 * builtins.c (expand_builtin_init_trampoline): Add onstack
17401 parameter. Change caller.
17402 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
17403 * tree.c (build_common_builtin_nodes): Declare
17404 __builtin_init_heap_trampoline.
17406 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
17408 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
17409 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
17410 * config/avr/avr.c: Ditto.
17411 (avr_regnames): Remove because unused.
17412 * config/avr/avr.md (*cpse.ne): New peephole.
17413 (*cpse.eq): New peephole from former cpse peepholes.
17415 2012-01-27 Michael Eager <eager@eagercon.com>
17417 * config/microblaze.c (microblaze_emit_compare): Correct
17418 test after pcmp instruction.
17420 2012-01-27 Richard Guenther <rguenther@suse.de>
17422 PR tree-optimization/52020
17423 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
17425 2012-01-27 Richard Guenther <rguenther@suse.de>
17427 * ipa-pure-const.c (check_stmt): Clobbers do not make a
17428 function non-const/pure.
17430 2012-01-27 Richard Guenther <rguenther@suse.de>
17432 PR tree-optimization/50444
17433 * tree-sra.c (build_ref_for_offset): Properly adjust the
17434 MEM_REF type for unaligned accesses.
17436 2012-01-27 Richard Guenther <rguenther@suse.de>
17438 PR tree-optimization/50444
17439 * expr.c (mem_ref_refers_to_non_mem_p): New function.
17440 (expand_assignment): Use it. Properly handle misaligned
17441 bases when expanding stores to component references.
17442 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
17443 refactor that case.
17445 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
17447 PR middle-end/51389
17448 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
17449 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
17450 * tree-data-ref.c (find_data_references_in_loop): Make static.
17451 (compute_all_dependences): Change return type to bool. Bail out
17452 for too many datarefs in a loop. Move the hunk resetting the data
17453 dependences vector from ...
17454 (compute_data_dependences_for_loop): ... here. Account for
17455 compute_all_dependences returning false.
17456 (compute_data_dependences_for_bb): Likewise.
17457 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
17458 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
17460 2012-01-27 Richard Guenther <rguenther@suse.de>
17462 PR middle-end/51959
17463 * expr.c (store_field): Use the alias-set of the scratch memory
17466 2012-01-27 Tom de Vries <tom@codesourcery.com>
17468 PR tree-optimization/51990
17469 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17471 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
17473 2012-01-27 Jakub Jelinek <jakub@redhat.com>
17476 * var-tracking.c (reverse_op): Don't add any reverse operation
17477 if V already has any constant locations.
17479 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
17481 * doc/invoke.texi: Correct usage of "command line" (noun)
17482 vs "command-line" (adjective) throughout.
17484 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
17486 * doc/invoke.texi (Language Independent Options): Move
17487 -Wcoverage-mismatch blurb from here....
17488 (Warning Options): ...to here.
17490 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
17492 * config/rs6000/rs6000.c (rs6000_option_override_internal):
17493 Set rs6000_always_hint to false for 476.
17495 2012-01-27 Matthias Klose <doko@ubuntu.com>
17497 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
17499 * incpath.c (add_standard_paths): Likewise.
17501 2012-01-27 Richard Henderson <rth@redhat.com>
17503 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
17504 * config/m68k/sync.md (atomic_test_and_set): Rename from
17505 sync_test_and_setqi and adjust the operands.
17506 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
17507 and unconditionally enable.
17509 2012-01-27 Richard Henderson <rth@redhat.com>
17511 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
17512 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
17513 (ldstub): Rename from ldstubqi.
17514 (ldstub<I24MODE>): Remove.
17516 2012-01-27 Richard Henderson <rth@redhat.com>
17518 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
17519 * c-cppbuiltin.c (cpp_atomic_builtins): Define
17520 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
17521 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
17522 * doc/tm.texi: Rebuild.
17524 2012-01-27 Richard Henderson <rth@redhat.com>
17526 * optabs.c (gen_atomic_test_and_set): Remove default.
17527 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
17529 2012-01-26 Jakub Jelinek <jakub@redhat.com>
17531 PR rtl-optimization/51978
17532 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
17533 (combine_reaching_defs): Likewise.
17534 (struct re_info): Remove.
17535 (add_removable_extension): Remove x and data arguments,
17536 add insn, insn_list and def_map. Use the arguments directly
17537 instead of using struct re_info.
17538 (find_removable_extensions): Don't call add_removable_extension
17539 through note_stores, instead just call it with single_set
17540 result if non-NULL.
17541 (find_and_remove_re): Pass curr_cand->expr instead of
17542 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
17544 2012-01-26 Michael Matz <matz@suse.de>
17546 PR tree-optimization/46590
17547 * cfgexpand.c: Revert last change (r183305).
17548 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
17550 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
17551 checking for emptiness.
17553 2012-01-26 Jakub Jelinek <jakub@redhat.com>
17555 PR middle-end/51895
17556 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
17557 non-addressable non-BLKmode base correctly.
17559 2012-01-26 Michael Matz <matz@suse.de>
17561 PR tree-optimization/48794
17562 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
17563 regions referenced from RESX/EH_DISPATCH.
17565 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17567 * config/s390/s390.h: Make BRANCH_COST an option.
17568 * config/s390/s390.opt: New option -mbranch-cost.
17570 2012-01-26 Richard Henderson <rth@redhat.com>
17572 Revert 2012-01-24 change:
17573 * trans-mem.c (requires_barrier): Do not instrument thread local
17574 variables and emit save/restore for them.
17576 2012-01-25 Jakub Jelinek <jakub@redhat.com>
17578 PR middle-end/51986
17579 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
17582 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
17584 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
17587 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
17590 Rename __pgm to __flash.
17591 Rename __pgm1 to __flash1.
17592 Rename __pgm2 to __flash2.
17593 Rename __pgm3 to __flash3.
17594 Rename __pgm4 to __flash4.
17595 Rename __pgm5 to __flash5.
17596 Rename __pgmx to __memx.
17597 * doc/extend.texi (AVR Named Address Spaces)
17598 Rename address space names as indicated above.
17599 * config/avr/avr.c (avr_addrspace): Ditto.
17601 * config/avr/avr-protos.h
17602 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
17603 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
17604 * config/avr/predicates.md: Ditto.
17605 * config/avr/avr.c Ditto, and
17606 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
17607 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
17609 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
17610 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
17611 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
17612 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
17613 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
17614 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
17615 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
17616 * config/avr/avr.c: Ditto.
17617 * config/avr/avr.md: Ditto.
17619 2012-01-25 Jason Merrill <jason@redhat.com>
17622 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
17624 2012-01-25 Jakub Jelinek <jakub@redhat.com>
17626 PR tree-optimization/51987
17627 * tree-data-ref.c (get_references_in_stmt): Handle references in
17628 non-volatile GIMPLE_ASM.
17630 2012-01-25 Richard Guenther <rguenther@suse.de>
17632 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
17633 bases are dereferenced.
17635 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
17637 PR rtl-optimization/48374
17638 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
17640 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
17642 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
17643 compute_data_dependences_for_loop returns false.
17644 * tree-parloops.c (loop_parallel_p): Likewise.
17646 2012-01-25 Richard Guenther <rguenther@suse.de>
17648 * tree.h (get_pointer_alignment_1): Declare.
17649 * builtins.c (get_pointer_alignment_1): New function.
17650 (get_pointer_alignment): Use it.
17652 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
17654 PR rtl-optimization/48308
17655 * combine.c (enum undo_kind): Add UNDO_LINKS.
17656 (struct undo): Add member l to other_contents and where.
17657 (do_SUBST_LINK): New.
17659 (try_combine): Handle LOG_LINKS for the dummy i1 case.
17660 (undo_all): Handle UNDO_LINKS.
17662 2012-01-25 Richard Henderson <rth@redhat.com>
17664 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
17667 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
17669 * optabs.c (gen_atomic_test_and_set): Use each argument.
17671 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
17673 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
17674 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
17675 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
17676 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
17677 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
17678 TARGET_PAIRED_SINGLE_FLOAT.
17680 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
17682 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
17683 (in_struct, return_val): Remove MEM documentation.
17684 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
17685 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
17686 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
17688 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
17689 * cfgexpand.c (add_alias_set_conflicts): Likewise.
17690 * expr.c (store_field): Likewise.
17691 * function.c (assign_stack_temp_for_type): Likewise.
17692 * ifcvt.c (noce_try_cmove_arith): Likewise.
17693 * reload1.c (reload): Likewise.
17694 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
17695 (alpha_set_memflags): Likewise.
17696 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
17698 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
17700 * rtl.h (true_dependence, canon_true_dependence): Remove varies
17702 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
17703 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
17704 (true_dependence_1, true_dependence, canon_true_dependence): Remove
17706 * cselib.c (cselib_rtx_varies_p): Delete.
17707 (cselib_invalidate_mem): Update call to canon_true_dependence.
17708 * dse.c (record_store, check_mem_read_rtx): Likewise.
17709 (scan_reads_nospill): Likewise.
17710 * cse.c (check_dependence): Likewise.
17711 (cse_rtx_varies_p): Delete.
17712 * expr.c (safe_from_p): Update call to true_dependence.
17713 * ira.c (validate_equiv_mem_from_store): Likewise.
17714 (memref_referenced_p): Likewise.
17715 * postreload-gcse.c (find_mem_conflicts): Likewise.
17716 * sched-deps.c (sched_analyze_2): Likewise.
17717 * store-motion.c (load_kills_store): Likewise.
17718 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
17719 * gcse.c (mems_conflict_for_gcse_p): Likewise.
17720 (compute_transp): Update call to canon_true_dependence.
17722 2012-01-25 Richard Henderson <rth@redhat.com>
17724 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
17725 (maybe_emit_atomic_test_and_set): New.
17726 (expand_sync_lock_test_and_set): Use it.
17727 (expand_atomic_test_and_set): Likewise.
17728 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
17729 the implementation; clarify implementation defined details.
17730 * doc/md.texi (atomic_test_and_set): Document.
17732 2012-01-25 Richard Henderson <rth@redhat.com>
17734 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
17736 2012-01-25 Richard Henderson <rth@redhat.com>
17739 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
17740 to effect no-op split.
17742 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
17745 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
17746 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
17747 (BT_FN_VOID_PTR_INT_SIZE): New.
17748 (BT_FN_UINT_UINT_VAR): Remove.
17749 (BT_FN_UINT32_UINT32_VAR): New.
17750 (BT_FN_DOUBLE_VPTR): Remove.
17751 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
17753 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
17754 (_ITM_changeTransactionMode): Same.
17755 (_ITM_memmoveRtWt): Change return type to void.
17756 (_ITM_memcpyRtWt): Same.
17757 (_ITM_memsetW): Same.
17758 (_ITM_RaRD): Change types to double.
17763 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
17765 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
17766 Patrick Marlier <patrick.marlier@gmail.com>
17768 * trans-mem.c (requires_barrier): Do not instrument thread local
17769 variables and emit save/restore for them.
17771 2012-01-24 Jason Merrill <jason@redhat.com>
17774 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
17775 output static aliases.
17777 2012-01-24 Jakub Jelinek <jakub@redhat.com>
17780 * common.opt (-pie, -shared, pie, shared): Change from Common to
17782 * gcc.c (display_help): Display help for -pie and -shared.
17784 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
17787 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
17788 Remove note on size/offset limitation.
17789 (AVR Variable Attributes): Add example how to read data located
17790 with progmem. Refer to named address spaces.
17791 * doc/invoke.texi (AVR Options): Fix typo.
17793 2012-01-24 Richard Guenther <rguenther@suse.de>
17795 Forward-port to trunk
17796 2010-09-21 Jakub Jelinek <jakub@redhat.com>
17798 PR middle-end/45678
17799 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
17800 op0 isn't sufficiently aligned and there is movmisalignM
17801 insn for mode, use it to load op0 into a temporary register.
17803 2012-01-24 Jakub Jelinek <jakub@redhat.com>
17806 * target.def (const_not_ok_for_debug_p): New hook.
17807 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
17809 * doc/tm.texi: Regenerated.
17810 * dwarf2out.c (const_ok_for_output_1): If
17811 targetm.const_not_ok_for_debug_p returns true, fail.
17812 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
17814 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
17816 2012-01-23 Kai Tietz <ktietz@redhat.com>
17819 * config/i386/predicates.md (symbolic_operand): Allow
17820 UNSPEC_PCREL as PIC expression for lea.
17821 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
17822 * config/i386/i386.c (ix86_delegitimize_address): Handle
17823 UNSPEC_PCREL for none-MEM, too.
17825 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
17827 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
17828 (ipa_tm_create_version_alias): Same.
17830 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
17833 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
17834 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
17836 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
17837 Patrick Marlier <patrick.marlier@gmail.com>
17838 Iain Sandoe <developer@sandoe-acoustics.co.uk>
17841 * lto-wrapper.c (run_gcc): Pass the LTO section name to
17842 simple_object_start_read.
17844 2012-01-23 Richard Guenther <rguenther@suse.de>
17847 PR tree-optimization/51895
17848 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
17849 parameter decomposition into BLKmode components.
17851 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
17853 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
17854 fake variables for restrict-qualified pointers whose pointed-to type
17855 contains a placeholder.
17857 2012-01-23 Richard Guenther <rguenther@suse.de>
17859 PR tree-optimization/51949
17860 * ipa-split.c (execute_split_functions): Do not split malloc functions.
17862 2012-01-23 Jakub Jelinek <jakub@redhat.com>
17864 PR rtl-optimization/51933
17865 * ree.c (transform_ifelse): Return true right away if dstreg is
17866 already wider or equal to cand->mode.
17867 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
17868 (make_defs_and_copies_lists): Remove defs_list and copies_list
17869 arguments, add state argument, just truncate state->work_list
17870 instead of always allocating and freeing the vector. Assert that
17871 get_defs succeeds instead of returning 2. Changed return type to bool.
17872 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
17873 have ext_src_mode, see if it has been modified already with the
17874 right kind of extension and has been extended before from the
17875 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
17876 just return true. Remember the original mode in state->modified array.
17877 (combine_reaching_defs): Add state argument. Don't allocate and
17878 free here def_list, copied_list and vec vectors, instead just
17879 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
17880 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
17881 Add state variable, clear vectors in it, initialize state.modified
17882 if needed. Free all the vectors at the end and state.modified too.
17883 Don't skip a candidate if the extension expression has been modified.
17885 2012-01-22 Douglas B Rupp <rupp@gnat.com>
17888 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
17889 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
17890 (extra_options) interix.opt -> i386/interix.opt"
17891 (extra_objs):Add winnt-stubs.o
17892 * configure.ac: Add interix to target_os .comm on PE check.
17893 * configure: Regenerate.
17894 * config/interix3.h: Delete and move bits to..
17895 * config/interix.h: Delete and move bits to..
17896 * config/i386/i386-interix3.h: Delete and move bits to..
17897 * config/i386/i386-interix.h: ..here.
17898 (TARGET_CPU_DEFAULT): Remove redefinition.
17899 (TARGET_ASM_CONSTRUCTOR): Undefine.
17900 (SUBTARGET_SWITCHES): Define for ms-bitfields.
17901 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
17902 (PTRDIFF_TYPE): Define.
17903 (LONG_DOUBLE_TYPE_SIZE): Define.
17904 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
17905 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
17906 (TARGET_SECTION_TYPE_FLAGS): Define.
17907 (ASM_DECLARE_FUNCTION_NAME): Define.
17908 (ASM_OUTPUT_EXTERNAL): Define.
17909 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
17910 (ASM_OUTPUT_ALIGNED_BSS): Define.
17911 (PCC_BITFIELD_TYPE_MATTERS): Define.
17912 (USE_CONST_SECTION): Define.
17913 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
17914 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
17915 (SUPPORTS_ONE_ONLY): Remove.
17916 (I386_PE_STRIP_ENCODING): Define.
17917 * config/interix.opt: Delete and move bits to..
17918 * config/i386/interix.opt: ..here. New.
17919 (mpe-aligned-commons): Add.
17920 * config/i386/t-interix: Add copyright header.
17921 (winnt-stubs.o): Add rule.
17923 2012-01-22 Jason Merrill <jason@redhat.com>
17926 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
17927 for extra name aliases.
17929 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
17931 PR rtl-optimization/51924
17932 * ree.c (combine_set_extension): Improve debugging message.
17933 (combine_reaching_defs): Likewise.
17934 (get_defs): Rename confusingly named variable.
17935 (find_and_remove_re): Skip a candidate if the extension expression has
17938 2012-01-21 Robert Millan <rmh@gnu.org>
17939 Gerald Pfeifer <gerald@pfeifer.com>
17941 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
17942 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
17944 2012-01-20 Jakub Jelinek <jakub@redhat.com>
17946 PR tree-optimization/51914
17947 * tree-vect-stmts.c (vectorizable_conversion): For
17948 cvt_type && modifier == WIDEN, put temporary with cvt_type
17949 at the beginning of vec_dsts and set vec_dest to temporary
17952 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
17954 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
17956 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
17958 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
17959 * config/rs6000/rs6000.c: Likewise.
17961 2012-01-20 Jakub Jelinek <jakub@redhat.com>
17964 * config/arm/arm.c (arm_count_output_move_double_insns): Call
17965 output_move_double on a copy of operands array.
17967 2012-01-20 Cary Coutant <ccoutant@google.com>
17968 Dodji Seketeli <dodji@redhat.com>
17971 * dwarf2out.c (copy_declaration_context): Return ref to parent
17972 of declaration DIE, if necessary.
17973 (remove_child_or_replace_with_skeleton): Add new parameter; update
17974 caller. Place skeleton DIE under parent DIE of original declaration.
17975 Move call to copy_declaration_context to here ...
17976 (break_out_comdat_types): ... from here.
17978 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17980 PR rtl-optimization/51856
17981 * reload.c (find_reloads_subreg_address): Set the address_reloaded
17984 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
17987 * config/arm/arm.c (arm_print_operand): Correct output of alignment
17988 hints for neon loads and stores.
17990 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
17994 * doc/extend.texi (Named Address Spaces): Split into subsections.
17995 (AVR Named Address Spaces): New subsection.
17996 (M32C Named Address Spaces): New subsection.
17997 (RL78 Named Address Spaces): New subsection.
17998 (SPU Named Address Spaces): New subsection.
17999 (Variable Attributes): New anchor "AVR Variable Attributes".
18000 (AVR Variable Attributes): Rewrite and avoid wording
18001 "address space" in this context.
18002 * doc/invoke.texi (AVR Options): Rewrite and add documentation
18003 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
18004 (AVR Built-in Macros): New subsubsection therein.
18005 * doc/md.texi (AVR constraints): Remove "C04", "R".
18007 2012-01-20 Richard Guenther <rguenther@suse.de>
18009 PR tree-optimization/51903
18010 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
18011 when removing stmts.
18013 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
18016 * config/arm/arm.c (arm_load_pic_register): Use
18017 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
18018 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
18019 (arm_pic_static_addr): Likewise.
18020 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
18021 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
18022 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
18023 (pic_load_addr_unified): New.
18025 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
18028 * function.c (instantiate_virtual_regs_in_insn): Use
18029 delete_insn_and_edges when removing a wrong asm insn.
18031 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
18033 PR rtl-optimization/40761
18034 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
18035 Add new member loop_num.
18036 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
18037 (ira_build): Remove the parameter.
18039 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
18040 (ira.c): Do not build CFG loops for one region allocation. Remove
18041 argument from ira_build call.
18043 * ira-build.c (init_loop_tree_node): New function.
18044 (create_loop_tree_nodes): Use it. Separate the case when CFG
18045 loops are not built.
18046 (more_one_region_p): Check current_loops.
18047 (finish_loop_tree_nodes): Separate the case when CFG loops are not
18049 (add_loop_to_tree): Process loop equal to NULL too.
18050 (form_loop_tree): Separate the case when CFG loops are not built.
18051 Use explicitly number for the root.
18052 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
18054 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
18055 instead of loop->num.
18056 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
18057 (mark_all_loops_for_removal): Ditto.
18058 (remove_unnecessary_regions): Separate the case when CFG loops
18060 (ira_build): Remove the parameter. Use explicit number of regions
18061 when CFG loops are not built.
18063 * ira-color.c (print_loop_title): Separate the case for the root node.
18064 Use loop_num instead of loop->num.
18065 (move_spill_restore): Use loop_num instead of loop->num.
18067 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
18068 (change_loop): Ditto.
18069 (change_loop): Use loop_num instead of loop->num.
18071 * ira-lives.c (process_bb_node_lives): Ditto.
18073 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
18075 * ira-conflicts.c (print_allocno_conflicts): Ditto.
18077 2012-01-19 Jakub Jelinek <jakub@redhat.com>
18079 PR libmudflap/40778
18080 * tree-mudflap.c (mf_artificial): New function.
18081 (execute_mudflap_function_ops, execute_mudflap_function_decls,
18082 mx_register_decls, mudflap_enqueue_decl): Use it.
18085 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
18086 numbers in the insn pattern.
18088 2012-01-19 Michael Matz <matz@suse.de>
18090 PR tree-optimization/46590
18091 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
18092 use it in remembering which conflicts we already created.
18093 (add_scope_conflicts): Adjust call to above, (de)allocate helper
18096 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
18099 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
18100 (merge_and_complain): Same.
18102 2012-01-19 Jakub Jelinek <jakub@redhat.com>
18105 * config/initfini-array.h: Guard content of the header
18106 with #ifdef HAVE_INITFINI_ARRAY.
18107 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
18108 Add initfini-array.h to tm_file here.
18109 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
18110 * config.gcc: Don't add initfini-array.h to tm_file here.
18111 * configure: Regenerated.
18113 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
18115 PR rtl-optimization/51505
18116 * df-problems.c (df_kill_notes): New parameter live. Update comment.
18117 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
18118 (df_note_bb_compute): Update the call to df_kill_notes.
18120 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
18122 * trans-mem.c (requires_barrier): Remove call to is_global_var.
18124 2012-01-18 Richard Guenther <rguenther@suse.de>
18126 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
18127 of conversions to void *.
18129 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18130 Richard Sandiford <rdsandiford@googlemail.com>
18132 PR middle-end/50325
18133 PR middle-end/51192
18134 * optabs.h (simplify_expand_binop): Declare.
18135 * optabs.c (simplify_expand_binop): Make global.
18136 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
18137 endian targets if the source cannot be exactly covered by word
18140 2012-01-17 Jakub Jelinek <jakub@redhat.com>
18143 * hard-reg-set.h (struct hard_reg_set_container): New type.
18144 * target.h (struct hard_reg_set_container): Forward declare.
18145 * target.def (set_up_by_prologue): New target hook.
18146 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
18147 * doc/tm.texi: Regenerated.
18148 * function.c (thread_prologue_and_epilogue_insns): Change
18149 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
18150 Call targetm.set_up_by_prologue on it.
18151 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
18152 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
18154 2012-01-17 Nick Clifton <nickc@redhat.com>
18156 * config/rx/rx.c (rx_can_use_simple_return): New function.
18157 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
18158 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
18160 2012-01-17 Richard Guenther <rguenther@suse.de>
18162 PR middle-end/51782
18163 * expr.c (expand_assignment): Take address-space information
18164 from the address operand of MEM_REF and TARGET_MEM_REF.
18165 (expand_expr_real_1): Likewise.
18167 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18169 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
18170 reload dump is requested.
18172 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
18175 * trans-mem.c (requires_barrier): Call may_be_aliased.
18177 2012-01-17 Jakub Jelinek <jakub@redhat.com>
18179 PR tree-optimization/51877
18180 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
18181 call arguments and fndecls compare equal, instead return false if they
18182 don't. Return true only if lhs1 and lhs2 are either both NULL, or
18183 both SSA_NAMEs that are valueized the same, or they satisfy
18186 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18188 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
18190 * configure: Regenerate.
18192 2012-01-16 Jan Hubicka <jh@suse.cz>
18196 * convert.c (convert_to_integer): Use fold_convert for
18197 converting an INTEGER_CST to integer type.
18199 2012-01-16 Jason Merrill <jason@redhat.com>
18202 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
18204 2012-01-16 Jakub Jelinek <jakub@redhat.com>
18207 * config/s390/s390.c (s390_chunkify_start): Don't skip
18208 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
18209 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
18210 If insn is followed by NOTE_INSN_VAR_LOCATION or
18211 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
18212 Don't use location of note insns.
18214 PR tree-optimization/51865
18215 * tree-inline.c (tree_function_versioning): Call remap_decl
18216 on DECL_RESULT whenever it has VOID_TYPE_P type.
18218 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18220 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
18221 for calls to locally-binding MIPS16 functions if only the return
18222 type uses float regs.
18224 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
18225 Richard Sandiford <rdsandiford@googlemail.com>
18227 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
18228 (SYMBOL_32_HIGH): Likewise.
18229 (mips_output_tls_reloc_directive): Declare.
18230 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
18231 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
18232 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
18233 (mips_lo_relocs, mips_hi_relocs): Make extern.
18234 (mips16_stub_function): Move up file.
18235 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
18236 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
18237 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
18238 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
18239 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
18240 (mips_get_tp): Add MIPS16 support.
18241 (mips_legitimize_tls_address): Remove MIPS16 sorry().
18242 Generalize DTPREL and TPREL handling.
18243 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
18244 Add MIPS16 TLS support.
18245 (mips_output_tls_reloc_directive): New function.
18246 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
18247 * config/mips/predicates.md (symbolic_operand_with_high)
18248 (tls_reloc_operand): New predicates.
18249 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
18250 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
18251 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
18252 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
18253 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
18254 (*tls_get_tp_mips16_call_<mode>): Likewise.
18256 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
18258 PR rtl-optimization/51821
18259 * recog.c (peep2_find_free_register): Determine clobbered registers
18262 2012-01-14 Denis Chertykov <chertykov@gmail.com>
18265 * config/avr/avr-protos.h: Revert change of 2012-01-09.
18266 * config/avr/avr.c: Likewise.
18267 * config/avr/avr.h: Likewise.
18269 2012-01-13 Ian Lance Taylor <iant@google.com>
18272 * tree.h (TYPE_QUALS): Add cast to int.
18273 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
18275 2012-01-13 Ian Lance Taylor <iant@google.com>
18277 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
18278 comparing param_index to VEC_length result.
18280 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
18282 * c-decl.c: Do not include tree-mudflap.h
18283 * tree-optimize.c: Likewise.
18284 * Makefile.in: Update dependencies.
18286 2012-01-13 Richard Guenther <rguenther@suse.de>
18289 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
18290 variable-sized result always use RSO.
18292 2012-01-12 DJ Delorie <dj@redhat.com>
18294 * cfgexpand.c (convert_debug_memory_address): Allow any valid
18295 pointer type, not just the default pointer type.
18297 2012-01-09 Richard Henderson <rth@redhat.com>
18298 Denis Chertykov <chertykov@gmail.com>
18301 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
18302 * config/avr/avr.c (avr_can_eliminate): Simplify.
18303 (avr_initial_elimination_offset): Likewise.
18304 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
18305 (expand_epilogue): Likewise.
18306 (avr_legitimize_address): Gut.
18307 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
18308 (avr_hard_regno_nregs): New.
18309 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
18310 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
18311 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
18312 add soft frame pointer.
18313 (CALL_USED_REGISTERS): Likewise.
18314 (REG_CLASS_CONTENTS): Likewise.
18315 (REGISTER_NAMES): Likewise.
18316 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
18317 (HARD_FRAME_POINTER_REGNUM): New.
18318 (FRAME_POINTER_REGNUM): Use soft frame pointer.
18319 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
18320 remove the HARD_FRAME_POINTER self-elimination.
18322 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
18325 * config/avr/avr.c (avr_encode_section_info): Test for absence of
18326 DECL_EXTERNAL when checking for initializers of progmem variables.
18328 2012-01-12 Ira Rosen <irar@il.ibm.com>
18330 PR tree-optimization/51799
18331 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
18332 that the last operation is a type demotion.
18334 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
18336 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
18337 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
18339 2012-01-11 Jakub Jelinek <jakub@redhat.com>
18342 * combine.c (distribute_notes): If i3 is a noreturn call,
18343 allow old_size to be equal to args_size and make sure the
18344 noreturn call gets REG_ARGS_SIZE note.
18345 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
18346 on noreturn calls even when the delta is 0.
18348 2012-01-11 Nathan Sidwell <nathan@acm.org>
18350 * gcov.c (STRING_SIZE): Remove.
18351 (generate_results): Erase annotations for source files with no
18352 coverage information.
18354 (output_lines): Use it.
18356 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
18358 * gimple.h (gimplify_body): Remove first argument.
18359 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
18360 pointer set here, instead just pass DATA to walk_tree.
18361 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
18362 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
18363 (unvisit_body): Likewise, but with unmark_visited.
18364 (gimplify_body): Remove BODY_P argument and adjust.
18365 (gimplify_function_tree): Adjust call to gimplify_body.
18366 * omp-low.c (finalize_task_copyfn): Likewise.
18368 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
18370 * tree.h (build_function_decl_skip_args): Add boolean parameter.
18371 (build_function_type_skip_args): Delete.
18372 * tree.c (build_function_type_skip_args): Make static and add
18373 SKIP_RETURN parameter. Fix thinko in the handling of variants.
18374 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
18375 pass it to build_function_type_skip_args.
18376 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
18377 (tree_function_versioning): Likewise.
18378 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
18379 build_function_decl_skip_args.
18380 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
18381 and pass it to build_function_decl_skip_args/tree_function_versioning.
18382 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
18383 * ipa-inline-transform.c (save_inline_function_body): Likewise.
18384 * trans-mem.c (ipa_tm_create_version): Likewise.
18385 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
18386 * tree-inline.c (declare_return_variable): Remove always-true test.
18387 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
18388 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
18389 * ipa-split.c (split_function): Skip the return value for the split
18390 part if it doesn't return.
18392 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18394 PR tree-optimization/49642
18395 * ipa-split.c (forbidden_dominators): New variable.
18396 (check_forbidden_calls): New function.
18397 (dominated_by_forbidden): Likewise.
18398 (consider_split): Check for forbidden dominators.
18399 (execute_split_functions): Initialize and free forbidden
18400 dominators info; call check_forbidden_calls.
18402 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
18404 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
18406 2012-01-11 Nick Clifton <nickc@redhat.com>
18408 * config/rx/rx.md (return): Define pattern.
18410 2012-01-11 Richard Guenther <rguenther@suse.de>
18412 * doc/extend.texi (malloc attribute): Adjust according to
18415 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
18416 Patrick Marlier <patrick.marlier@gmail.com>
18418 PR middle-end/51516
18419 * trans-mem.c (get_cg_data): Traverse aliases if requested.
18420 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
18421 (ipa_tm_note_irrevocable): Same.
18422 (ipa_tm_scan_irr_block): Same.
18423 (ipa_tm_decrement_clone_counts): Same.
18424 (ipa_tm_scan_irr_function): Same.
18425 (ipa_tm_create_version_alias): Same.
18426 (ipa_tm_create_version): Same.
18427 (ipa_tm_transform_calls_redirect): Same.
18428 (ipa_tm_transform_calls): Same.
18429 (ipa_tm_transform_transaction): Same.
18430 (ipa_tm_execute): Same.
18432 2012-01-10 Richard Guenther <rguenther@suse.de>
18434 PR middle-end/51806
18435 * opts.c (common_handle_option): Handle -Werror.
18437 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
18439 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
18442 2012-01-10 Jason Merrill <jason@redhat.com>
18444 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
18447 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18449 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
18450 supports R_386_TLS_GD_PLT reloc.
18451 (gcc_cv_as_ix86_tlsldmplt): Check if linker
18452 supports R_386_TLS_LDM_PLT reloc.
18453 * configure: Regenerate.
18454 * config.in: Regenerate.
18456 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
18459 Extend __pgmx semantics to linearize memory.
18460 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
18461 determine if code comes inline or from libgcc.
18462 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
18463 (movmem_qi, movmem_qi): Set constraint #2 to "n".
18464 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
18465 (movmemx_qi, movmemx_hi): New insns.
18466 (xload_<mode>_libgcc): Rewrite to new insn condition.
18467 (xload_<mode>): Remove insns.
18468 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
18469 cases that don't satisfy avr_xload_libgcc_p().
18470 (avr_addr_space_convert): Allow converting in any direction.
18471 (avr_addr_space_subset_p): Return always true.
18472 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
18473 (avr_emit_movmemhi): Ditto.
18474 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
18475 (avr_out_movmem): Ditto.
18476 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
18477 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
18478 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
18479 (avr_encode_section_info): Encode 'progmem' in symbol flags.
18480 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
18482 2012-01-10 Richard Guenther <rguenther@suse.de>
18484 PR tree-optimization/50913
18485 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
18486 Require data-refs to be representable by Graphite with respect
18489 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
18491 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
18492 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
18494 2012-01-10 Tom de Vries <tom@codesourcery.com>
18496 PR rtl-optimization/51271
18497 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
18498 handling annulled branch.
18500 2012-01-10 Richard Henderson <rth@redhat.com>
18502 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
18503 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
18504 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
18505 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
18506 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
18507 arm_expand_vec_perm_const): New.
18508 * config/arm/arm-protos.h: Update.
18509 * config/arm/neon.md (UNSPEC_VCONCAT): New.
18510 (*neon_vswp<VDQX>): New.
18511 (neon_vcombine<VDX>): Use neon_split_vcombine.
18512 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
18513 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
18514 (vec_perm<VE>): New.
18516 2012-01-10 Richard Henderson <rth@redhat.com>
18518 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
18519 use it if reload_completed.
18520 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
18521 arm_output_asm_insn, arm_process_output_memory_barrier,
18522 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
18523 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
18524 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
18525 arm_process_output_sync_insn, arm_output_sync_insn,
18526 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
18527 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
18528 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
18529 (emit_unlikely_jump): New.
18530 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
18531 (arm_split_atomic_op): New.
18532 * config/arm/arm-protos.h: Update.
18533 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
18534 (struct arm_sync_generator): Remove.
18535 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
18536 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
18537 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
18538 (VUNSPEC_LL, VUNSPEC_SC): New.
18539 (sync_result, sync_memory, sync_required_value, sync_new_value,
18540 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
18541 (attr length): Don't use arm_sync_loop_insns.
18542 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
18543 (movsfcc, movdfcc): Likewise.
18544 * config/arm/constraints.md (Ua): New.
18545 * config/arm/prediates.md (mem_noofs_operand): New.
18546 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
18547 (sync_clobber, sync_t2_reqd): Remove.
18548 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
18549 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
18550 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
18551 (arm_sync_compare_and_swap<SIDI>): Remove.
18552 (arm_sync_compare_and_swap<NARROW>): Remove.
18553 (arm_sync_lock_test_and_set<SIDI>): Remove.
18554 (arm_sync_lock_test_and_set<NARROW>): Remove.
18555 (arm_sync_new_<syncop><SIDI>): Remove.
18556 (arm_sync_new_<syncop><NARROW>): Remove.
18557 (arm_sync_new_nand<SIDI>): Remove.
18558 (arm_sync_new_nand<NARROW>): Remove.
18559 (arm_sync_old_<syncop><SIDI>): Remove.
18560 (arm_sync_old_<syncop><NARROW>): Remove.
18561 (arm_sync_old_nand<SIDI>): Remove.
18562 (arm_sync_old_nand<NARROW>): Remove.
18563 (*memory_barrier): Merge arm_output_memory_barrier.
18564 (atomic_compare_and_swap<QHSD>): New.
18565 (atomic_compare_and_swap<NARROW>_1): New.
18566 (atomic_compare_and_swap<SIDI>_1): New.
18567 (atomic_exchange<QHSD>): New.
18568 (cas_cmp_operand, cas_cmp_str): New.
18569 (atomic_op_operand, atomic_op_str): New.
18570 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
18571 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
18572 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
18573 (arm_load_exclusive<NARROW>): New.
18574 (arm_load_exclusivesi, arm_load_exclusivedi): New.
18575 (arm_store_exclusive<QHSD>): New.
18577 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
18579 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
18580 reload patterns if -mvsx-scalar-memory.
18582 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
18583 generated, even -mno-vsx-scalar-double was used.
18584 (vsx_xscvdpsp_scalar): Likewise.
18585 (vsx_xscvspdp_scalar2): Likewise.
18587 2012-01-09 Tom de Vries <tom@codesourcery.com>
18588 Andrew Pinski <apinski@cavium.com>
18591 * reorg.c (fill_slots_from_thread): Don't speculate
18592 frame-related insns.
18594 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
18596 * sched-int.h (bb_note): Move to...
18597 * basic-block.h: ...here.
18598 * haifa-sched.c (bb_note): Move to...
18599 * cfgrtl.c: ...here.
18600 * function.c (next_block_for_reg): New function.
18601 (move_insn_for_shrink_wrap): Likewise.
18602 (prepare_shrink_wrap): Rewrite to use the above.
18604 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
18606 * gimple.c (is_gimple_non_addressable): Remove.
18607 * gimple.h: Remove is_gimple_non_addressable.
18608 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
18609 is_gimple_non_addressable.
18610 * trans-mem.c (expand_assign_tm): Same.
18612 2012-01-09 Richard Guenther <rguenther@suse.de>
18614 PR tree-optimization/51775
18615 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
18616 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
18618 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
18620 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
18622 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
18624 2012-01-09 Richard Guenther <rguenther@suse.de>
18626 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
18628 2012-01-08 Jan Hubicka <jh@suse.cz>
18630 PR tree-optimize/51680
18631 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
18632 on when known_vals needs to be computed; cleanup.
18634 2012-01-08 Jan Hubicka <jh@suse.cz>
18636 PR tree-optimize/51694
18637 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
18639 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
18641 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
18642 for -std=c++98 and -std=c++11 too.
18644 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
18646 * cfgloop.c (cancel_loop): Add free() of bbs array.
18648 2012-01-07 Jan Hubicka <jh@suse.cz>
18650 PR tree-optimization/51600
18651 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
18652 that benefits small functions.
18654 2012-01-07 Jan Hubicka <jh@suse.cz>
18656 * ipa-inline.c (want_inline_small_function_p): Fix formating.
18658 2012-01-07 Jan Hubicka <jh@suse.cz>
18660 PR tree-optimization/51680
18661 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
18662 whose inlining reduce unit size.
18664 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
18667 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
18668 Add canonical node to containing_mem chain after the non-canonical
18669 one, even if there weren't any locs to propagate.
18670 (remove_useless_values): Keep only canonical values.
18671 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
18672 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
18673 canonicalize mem_chain elements that are not discarded.
18675 2012-01-06 Jakub Jelinek <jakub@redhat.com>
18678 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
18679 before emitting functions.
18681 PR gcov-profile/50127
18682 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
18683 clear_aux_for_blocks.
18685 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
18688 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
18690 2012-01-06 Arnaud Charlet <charlet@adacore.com>
18692 * c-decl.c (ext_block): Moved up.
18693 (collect_all_refs, for_each_global_decl): Take ext_block into account.
18695 2012-01-06 Han Shen <shenhan@google.com>
18697 Translate built-in include paths for sysroot.
18698 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
18699 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
18701 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
18702 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
18704 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
18705 control whether sysroot should be prepended to gxx include dir.
18707 * configure: Regenerate.
18709 2012-01-06 Torvald Riegel <triegel@redhat.com>
18711 PR rtl-optimization/51771
18712 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
18713 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
18715 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
18717 PR tree-optimization/51315
18718 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
18719 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
18721 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
18724 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
18725 for shrp pattern. Correctly handle and fixup shift variable.
18726 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
18728 2012-01-05 Jakub Jelinek <jakub@redhat.com>
18731 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
18732 note when !ACCUMULATE_OUTGOING_ARGS.
18734 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
18736 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
18738 (extract_range_from_unary_expr_1): Avoid useless computations.
18740 2012-01-05 Jakub Jelinek <jakub@redhat.com>
18742 PR rtl-optimization/51767
18743 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
18744 of jump_block and add an extra edge for degenerated asm gotos.
18746 PR middle-end/51768
18747 * stmt.c (check_unique_operand_names): Don't ICE during error
18748 reporting if i is from labels chain.
18750 PR middle-end/44777
18751 * profile.c (branch_prob): Split bbs that have exit edge
18752 and need a fake entry edge too.
18754 2012-01-05 Jan Hubicka <jh@suse.cz>
18756 PR middle-end/49710
18757 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
18760 2012-01-05 Richard Guenther <rguenther@suse.de>
18763 * tree-streamer-out.c (write_ts_optimization): New function.
18764 (streamer_write_tree_body): Call it.
18765 * tree-streamer-in.c (lto_input_ts_optimization): New function.
18766 (streamer_read_tree_body): Call it.
18767 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
18769 2012-01-05 Jakub Jelinek <jakub@redhat.com>
18771 PR middle-end/51761
18772 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
18773 * gimplify.c (gimplify_cleanup_point_expr): Save and set
18774 in_cleanup_point_expr before gimplify_stmt call and restore it
18776 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
18777 in_cleanup_point_expr is false.
18779 2012-01-05 Richard Guenther <rguenther@suse.de>
18781 PR middle-end/51764
18782 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
18784 * toplev.c (process_options): Reject combining mudflap and LTO.
18785 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
18787 2012-01-05 Richard Guenther <rguenther@suse.de>
18789 PR tree-optimization/51760
18790 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
18792 (bit_value_unop): Handle UNDEFINED operands.
18793 (bit_value_binop): Likewise.
18795 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
18797 * config/avr/avr.c (avr_replace_prefix): Remove.
18798 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
18799 (avr_asm_function_rodata_section): Ditto.
18800 (avr_asm_select_section): Ditto.
18802 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
18804 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
18807 2012-01-05 Jakub Jelinek <jakub@redhat.com>
18810 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
18811 calls that have any non-fake successor edges.
18814 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
18816 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
18818 PR tree-optimization/51624
18819 * tree-sra.c (build_ref_for_model): When replicating a chain of
18820 COMPONENT_REFs, stop as soon as the offset would become negative.
18822 2012-01-04 Jakub Jelinek <jakub@redhat.com>
18825 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
18826 in .debug_loc on the floor.
18828 2012-01-04 Andrew Pinski <apinski@cavium.com>
18830 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
18832 2012-01-04 Andrew Pinski <apinski@cavium.com>
18833 Adam Nemet <anemet@caviumnetworks.com>
18835 * config/mips/mips.md (size): Add SI and DI.
18836 (SIZE): New mode attribute.
18837 (U): New code attribute.
18838 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
18839 (mips_lbux_<mode>): Delete.
18840 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
18841 (mips_lhx): Use gen_mips_lhx_extsi.
18842 (mips_lhx_<mode>): Delete.
18843 (mips_lwx): Delete.
18844 (mips_l<size>x): New expand.
18845 (mips_lwx_<mode>): Delete.
18846 (mips_l<GPR:size>x_<P:mode>): New pattern.
18847 (*mips_lw<u>x_<P:mode>_ext): Likewise.
18848 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
18849 * config/mips/mips.c (mips_lx_address_p): New function.
18850 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
18851 (dsp64): New availability predicate.
18852 (mips_builtins): Add an entry for __builtin_mips_ldx.
18853 * config/mips/mips.h (ISA_HAS_LBX): New define.
18854 (ISA_HAS_LBUX): Likewise.
18855 (ISA_HAS_LHX): Likewise.
18856 (ISA_HAS_LHUX): Likewise.
18857 (ISA_HAS_LWX): Likewise.
18858 (ISA_HAS_LWUX): Likewise.
18859 (ISA_HAS_LDX): Likewise.
18860 * doc/extend.texi (__builtin_mips_ldx): Document.
18862 2012-01-04 Tristan Gingold <gingold@adacore.com>
18864 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
18865 when long pointers are used.
18866 * config.build (*-*-*vms*): Handle all OpenVMS targets.
18867 (alpha64-dec-*vms*, alpha*-dec-*vms*)
18868 (ia64-hp-*vms*): Remove.
18869 * config/vms/xm-vms64.h: Delete.
18871 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
18873 PR middle-end/51472
18874 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
18876 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
18878 * opts.c (finish_options): Remove duplicate sorry.
18880 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
18882 PR middle-end/51696
18883 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
18886 2012-01-04 Richard Guenther <rguenther@suse.de>
18888 PR middle-end/51750
18889 * tree.c (size_low_cst): New function.
18890 * tree.h (size_low_cst): Declare.
18891 * fold-const.c (fold_comparison): Use it to extract the low
18892 part of the POINTER_PLUS_EXPR offset.
18894 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
18896 Fix clearing ZERO_REG
18897 * config/avr/avr.md (cc): Add alternative "ldi".
18898 (movqi_insn): Use it in cc attribute.
18899 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
18900 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
18901 (output_reload_insisf): Use ZERO_REG to pre-clear register.
18903 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18905 * configure: Regenerate.
18907 2012-01-04 Richard Guenther <rguenther@suse.de>
18909 PR tree-optimization/49651
18910 * tree-ssa-structalias.c (type_can_have_subvars): New function.
18911 (var_can_have_subvars): Use it.
18912 (get_constraint_for_1): Only consider subfields if there can be any.
18914 2012-01-03 Jakub Jelinek <jakub@redhat.com>
18917 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
18918 to its new canonical_cselib_val and the cselib_val was in
18919 first_containing_mem chain, but the canonical_cselib_val was not,
18920 add the latter into the chain.
18921 (cselib_invalidate_mem): Compare canonical_cselib_val of
18922 addr_list chain elt with v.
18925 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
18926 dwarf2out_undef): Allocate e.info using ggc_strdup instead
18928 (output_macinfo_op): Don't ggc_strdup fd->filename.
18929 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
18930 then ggc_strdup it. Don't free inc->info or cur->info.
18931 (output_macinfo): Don't free ref->info or file->info.
18933 2012-01-03 Ira Rosen <irar@il.ibm.com>
18935 PR tree-optimization/51269
18936 * tree-vect-loop-manip.c (set_prologue_iterations): Make
18937 first_niters a pointer.
18938 (slpeel_tree_peel_loop_to_edge): Likewise.
18939 (vect_do_peeling_for_loop_bound): Update call to
18940 slpeel_tree_peel_loop_to_edge.
18941 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
18942 here. Remove it from the parameters list.
18943 (vect_do_peeling_for_alignment): Update calls and compute
18944 wide_prolog_niters.
18946 2012-01-03 Richard Guenther <rguenther@suse.de>
18948 PR tree-optimization/51070
18949 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
18950 Properly handle calls.
18952 2012-01-03 Richard Guenther <rguenther@suse.de>
18954 PR tree-optimization/51692
18955 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
18956 the LHS of allocation stmts.
18958 2012-01-03 Olivier Hainque <hainque@adacore.com>
18960 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
18962 2012-01-03 Olivier Hainque <hainque@adacore.com>
18964 * collect2.c (main): In AIX specific computations for vector
18965 insertions, use CONST_CAST2 to cast from char ** to const char **.
18967 2012-01-03 Richard Guenther <rguenther@suse.de>
18970 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
18971 the context of a limbo DIE when it does not already exist.
18973 2012-01-03 Jakub Jelinek <jakub@redhat.com>
18975 PR tree-optimization/51719
18976 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
18977 but direct call is, clear direct call's lhs and don't add fallthrough
18978 edge from dcall_bb to join_bb and PHIs.
18980 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18982 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
18983 the instructions emitted by the pattern.
18984 ("*TDC_insn_<mode>"): Add comment.
18986 2012-01-03 Richard Guenther <rguenther@suse.de>
18988 PR middle-end/51730
18989 * fold-const.c (fold_comparison): Properly canonicalize
18990 tree offset and HOST_WIDE_INT bit position.
18992 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
18994 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
18995 operands for extzv pattern.
18997 2012-01-02 Jakub Jelinek <jakub@redhat.com>
19000 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
19003 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
19005 * doc/invoke.texi (-flto and related options): Copy-edit.
19007 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19009 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
19011 2012-01-02 Jakub Jelinek <jakub@redhat.com>
19013 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
19016 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19018 * expr.h (move_by_pieces_ninsns): Declare.
19019 * expr.c (move_by_pieces_ninsns): Make external.
19020 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
19021 (mips_store_by_pieces_p): Likewise.
19022 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
19023 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
19024 * config/mips/mips.c (mips_move_by_pieces_p): New function.
19025 (mips_store_by_pieces_p): Likewise.
19027 2012-01-02 Jakub Jelinek <jakub@redhat.com>
19029 * passes.c (register_one_dump_file): Free full_name.
19031 * reload1.c (reload): Don't allocate reg_max_ref_width here.
19032 (calculate_elim_costs_all_insns): Free offsets_at and
19033 offsets_known_at at the end and clear the pointers.
19035 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19037 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
19038 this option introduced in r180739.
19040 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19043 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
19044 (tmake_file target=avr): Add avr/t-multilib.
19046 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
19047 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
19048 * config/avr/genmultilib.awk: New file.
19049 * config/avr/t-multilib: New auto-generated file.
19050 * config/avr/multilib.h: New auto-generated file.
19051 * config/avr/t-avr (AVR_MCUS): New variable.
19052 (genopt.sh): Use it.
19053 (s-mlib): Depend on t-multilib.
19054 (t-multilib, multilib.h): New dependencies.
19055 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
19056 (MULTILIB_OPTIONS): Remove.
19057 (MULTILIB_MATCHES): Remove.
19058 (MULTILIB_DIRNAMES): Remove.
19059 (MULTILIB_EXCEPTIONS): Remove:
19060 * config/avr/genopt.sh: Don't use hard coded file name;
19061 pass AVR_MCUS from t-avr instead.
19063 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19065 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
19067 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19069 Implement light-weight DImode support.
19070 * config/avr/avr-dimode.md: New file.
19071 * config/avr/avr.md: Include it.
19072 (adjust_len): Add plus64, compare64.
19073 (HIDI): Remove code iterator.
19074 (code_stdname): New code attribute.
19075 (rotx, rotsmode): Remove DI.
19076 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
19078 * config/avr/avr-protos.h (avr_have_dimode): New.
19079 (avr_out_plus64, avr_out_compare64): New.
19080 * config/avr/avr.c (avr_out_compare): Handle DImode.
19081 (avr_have_dimode): New variable definition and initialization.
19082 (avr_out_compare64, avr_out_plus64): New functions.
19083 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
19084 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
19085 (avr_compare_pattern): Skip DImode comparisons.
19087 2012-01-02 Revital Eres <revital.eres@linaro.org>
19089 * ddg.c (def_has_ccmode_p): New function.
19090 (add_cross_iteration_register_deps,
19091 create_ddg_dep_from_intra_loop_link): Call it.
19093 2012-01-02 Richard Guenther <rguenther@suse.de>
19096 * invoke.texi (fassociative-math): Remove spurious paranthesis.
19098 2012-01-01 Jakub Jelinek <jakub@redhat.com>
19100 * gcc.c (process_command): Update copyright notice dates.
19101 * gcov.c (print_version): Likewise.
19102 * gcov-dump.c (print_version): Likewise.
19103 * mips-tfile.c (main): Likewise.
19104 * mips-tdump.c (main): Likewise.
19106 2012-01-01 Ira Rosen <irar@il.ibm.com>
19108 PR tree-optimization/51704
19109 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
19110 a use is inside the basic block or loop before accessing its vect info.
19112 2012-01-01 Jan Hubicka <jhjh@suse.cz>
19114 PR rtl-optimization/51069
19115 * cfgloopmanip.c (remove_path): Removing path making irreducible
19116 region unconditional makes BB part of the region.
19118 2012-01-01 Jakub Jelinek <jakub@redhat.com>
19120 PR tree-optimization/51683
19121 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
19122 calls with side-effects.
19123 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
19125 Copyright (C) 2012 Free Software Foundation, Inc.
19127 Copying and distribution of this file, with or without modification,
19128 are permitted in any medium without royalty provided the copyright
19129 notice and this notice are preserved.