1 2012-08-03 Richard Guenther <rguenther@suse.de>
3 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Query
4 is_gimple_reg on the SSA name, not its variable.
5 (vect_update_ivs_after_vectorizer): Likewise.
6 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
7 * tree-if-conv.c (if_convertible_phi_p): Likewise.
8 (predicate_scalar_phi): Likewise.
9 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Likewise.
10 (vect_analyze_scalar_cycles_1): Likewise.
11 * tree-ssa-live.c (register_ssa_partition_check): Likewise.
12 * tree-outof-ssa.c (eliminate_useless_phis): Likewise.
13 * tree-ssa-reassoc.c (phi_rank): Likewise.
14 * tree-parloops.c (separate_decls_in_region_name): Use
15 replace_ssa_name_symbol.
16 * tree-predcom.c (base_names_in_chain_on): Likewise.
17 * matrix-reorg.c (update_type_size): Query the type of the SSA name,
19 * gimple-ssa-strength-reduction.c (create_mul_ssa_cand): Likewise.
20 (create_mul_imm_cand): Likewise.
21 (create_add_ssa_cand): Likewise.
22 (create_add_imm_cand): Likewise.
23 (slsr_process_add): Likewise.
24 * tree-inline.c (remap_ssa_name): Do not set the type of the
26 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Clarify
27 assert. Check for default def first.
29 2012-08-04 Steven Bosscher <steven@gcc.gnu.org>
31 * cfgrtl.c (print_rtl_with_bb): Do not print a newline between insns.
33 * sched-vis.c (print_pattern): Handle SEQUENCE also.
35 2012-08-02 Richard Henderson <rth@redhat.com>
39 * function.h (struct rtl_data): Add max_dynamic_stack_alignment.
40 * cfgexpand.c (gimple_expand_cfg): Initialise it.
41 * explow.c (allocate_dynamic_stack_space): Set it. Simplify
42 alignment requirements given the known alignment of dynamic_offset.
43 * function.c (instantiate_virtual_regs): Align dtnamic_offset.
45 2012-08-02 Kenneth Zadeck <zadeck@naturalbridge.com>
47 * cfgexpand.c (expand_debug_locations): Encapsulate test for
48 CONST_DOUBLE in macro.
49 * combine.c (try_combine, gen_lowpart_for_combine): Ditto.
50 * cprop.c (implicit_set_cond_p): Ditto.
51 * cselib.c (rtx_equal_for_cselib_1): Ditto.
52 * expmed.c (expand_mult): Ditto.
53 * expr.c (convert_modes): Ditto.
54 * ira-costs.c (record_reg_classes): Ditto.
55 * ira-lives.c (single_reg_class): Ditto.
56 * optabs.c (expand_copysign_absneg, expand_copysign): Ditto.
57 * print-rtl.c (print_rtx): Ditto.
58 * recog.c (simplify_while_replacing, const_double_operand)
59 (asm_operand_ok, constrain_operands): Ditto.
60 * reg-stack.c (subst_stack_regs_pat): Ditto.
61 * reload.c (find_reloads, find_equiv_reg): Ditto.
62 * rtlanal.c (replace_rtx): Remove test.
63 * rtlanal.c (constant_pool_constant_p, split_double): Encapsulate test for
64 CONST_DOUBLE in macro.
65 * simplify-rtx.c (mode_signbit_p, avoid_constant_pool_reference)
66 (simplify_unary_operation_1, simplify_const_unary_operation)
67 (simplify_binary_operation_1, simplify_const_binary_operation)
68 (simplify_relational_operation_1)
69 (simplify_const_relational_operations)
70 (implify_subreg): Ditto.
71 * varasm.c (output_constant_pool_2): Ditto.
72 * rtl.h (CONST_DOUBLE_AS_INT_P, CONST_DOUBLE_AS_FLOAT_P): New
74 * rtl.def (CONST_DOUBLE): Updated comments.
76 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
79 * config/mips/mips-protos.h (mips_strip_unspec_address): Declare.
80 * config/mips/mips.c (mips_strip_unspec_address): Make extern.
81 (mips16_rewrite_pool_constant): Make a copy of the pool constant
82 before adding to a PC-relative table.
83 (mips16_lay_out_constants): Add a SPLIT_P parameter.
84 (mips16_load_branch_target, mips16_split_long_branches): New functions.
85 (mips_reorg): Update call to mips16_lay_out_constants.
86 Call mips16_split_long_branches.
87 * config/mips/predicates.md (pc_or_label_operand): Delete.
88 * config/mips/mips.md (length): Add a calculation for MIPS16 branches.
89 Move the extended_mips16 handling further down.
90 (*branch_equality<mode>_mips16): Replace use pc_or_label_operand
91 with explicit label_ref and pc. Follow the usual operand numbering.
92 (*branch_equality<mode>_mips16_inverted): New pattern.
93 (*jump_mips16): Add length attribute.
94 (indirect_jump_and_restore_<mode>): New pattern.
95 (consttable_int): Call mips_strip_unspec_address on the operand.
97 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
99 * recog.c (split_insn): Copy the original SET_SRC before using
102 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
104 * reorg.c (dbr_schedule): Delete REG_BR_PRED loop.
106 2012-08-02 Marc Glisse <marc.glisse@inria.fr>
108 PR tree-optimization/53805
109 * fold-const.c (invert_tree_comparison): Invert ORDERED_EXPR and
110 UNORDERED_EXPR even for trapping floating point.
112 2012-08-02 H.J. Lu <hongjiu.lu@intel.com>
116 * ipa-inline-analysis.c (inline_free_summary): Return if
117 inline_edge_summary_vec is NULL.
119 * ipa-split.c (execute_split_functions): Check if a function
120 is inlinable only if inline_edge_summary_vec != NULL.
122 * ipa.c (symtab_remove_unreachable_nodes): Restore
123 cgraph_propagate_frequency call when something was changed.
124 (free_inline_summary): New function.
125 (pass_ipa_free_inline_summary): New pass.
127 * passes.c (init_optimization_passes): Add
128 pass_ipa_free_inline_summary before pass_ipa_tree_profile.
130 * timevar.def (TV_IPA_FREE_INLINE_SUMMARY): New.
132 * tree-pass.h (pass_ipa_free_inline_summary): New.
134 2012-08-02 Richard Earnshaw <rearnsha@arm.com>
136 * arm.c (arm_gen_constant): Use UBFX for some AND operations when
139 2012-08-02 Richard Guenther <rguenther@suse.de>
141 * tree-into-ssa.c (struct common_info_d): New struct.
142 (struct var_info_d, struct ssa_name_info): Use it.
143 (get_ssa_name_ann): Adjust.
144 (get_phi_state, set_phi_state): Remove.
145 (get_common_info): New function.
146 (get_current_def, set_current_def): Adjust.
147 (get_def_blocks_for): Take a common info as param.
148 (set_def_block): Call get_common_info once.
149 (set_livein_block): Likewise.
150 (find_def_blocks_for): Adjust.
151 (insert_phi_nodes): Likewise.
152 (register_new_def): Call get_common_info once.
153 (get_reaching_def): Likewise.
154 (rewrite_debug_stmt_uses): Likewise.
155 (rewrite_leave_block): Likewise.
156 (dump_currdefs): Likewise.
157 (debug_var_infos_r): Adjust.
158 (register_new_update_single): Call get_common_info once.
159 (maybe_replace_use_in_debug_stmt): Likewise.
160 (rewrite_update_leave_block): Likewise.
161 (mark_use_interesting): Adjust.
162 (create_new_def_for): Likewise.
163 (update_ssa): Likewise.
165 2012-08-02 Michael Matz <matz@suse.de>
167 * tree-ssa-live.c (set_is_used): Return a bool.
168 (mark_all_vars_used): Don't take data argument.
169 (mark_all_vars_used_1): Adjust calls to above, merge handling
170 of local and global vars.
171 (remove_unused_scope_block_p): Don't take global_unused_vars,
172 merge handling of local and global vars.
173 (remove_unused_locals): Don't allocate/fill/pass global_unused_vars,
174 use is_used_p for local and global vars.
176 2012-08-02 Richard Guenther <rguenther@suse.de>
178 * tree-flow.h (make_rename_temp): Remove.
179 * tree-dfa.c (make_rename_temp): Likewise.
180 * cgraphunit.c (thunk_adjust, assemble_thunk): Use create_tmp_reg
181 instead of make_rename_temp.
182 * omp-low.c (expand_omp_for_generic, expand_omp_for_static_nochunk,
183 expand_omp_atomic_pipeline): Likewise.
184 * trans-mem.c (tm_log_emit_save_or_restores, build_tm_load,
185 build_tm_store, expand_call_tm, expand_transaction,
186 ipa_tm_insert_gettmclone_call): Likewise.
187 * tree-complex.c (expand_complex_div_wide): Likewise.
188 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
190 * tree-ssa-loop-im.c (execute_sm_if_changed_flag_set, execute_sm):
192 * tree-ssa-math-opts.c (insert_reciprocals): Likewise.
193 * value-prof.c (gimple_divmod_fixed_value, gimple_mod_pow2,
194 gimple_mod_subtract): Likewise.
196 2012-08-02 Richard Guenther <rguenther@suse.de>
198 * tree-flow.h (set_default_def): Rename to ...
199 (set_ssa_default_def): ... this. Take a struct function argument.
200 (gimple_default_def): Rename to ...
201 (ssa_default_def): ... this.
202 (get_or_create_ssa_default_def): New function.
203 * tree-dfa.c: Likewise.
204 (dump_variable): Adjust.
205 * ipa-prop.c (ipa_analyze_params_uses): Adjust, properly check
207 * ipa-split.c (consider_split): Adjust, avoid repeated default-def
209 (split_function): Likewise.
210 * lto-streamer-in.c (input_ssa_names): Adjust.
211 * omp-low.c (expand_omp_taskreg): Likewise.
212 * tree-cfg.c (replace_ssa_name): Adjust, no need to push/pop cfun.
213 * tree-complex.c (init_parameter_lattice_values): Adjust.
214 (get_component_ssa_name): Likewise.
215 (update_parameter_components): Likewise.
216 * tree-inline.c (remap_ssa_name): Likewise.
217 (setup_one_parameter): Likewise.
218 (initialize_inlined_parameters): Likewise.
219 (declare_return_variable): Likewise.
220 (expand_call_inline): Likewise.
221 (tree_function_versioning): Likewise.
222 * tree-into-ssa.c (get_default_def_for): Remove.
223 (get_reaching_def): Use get_or_create_ssa_default_def instead.
224 * tree-predcom.c (replace_ref_with): Adjust.
225 * tree-sra.c (get_repl_default_def_ssa_name): Likewise.
226 (is_unused_scalar_param): Likewise.
227 (ptr_parm_has_direct_uses): Likewise.
228 (sra_ipa_reset_debug_stmts): Likewise.
229 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust.
230 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
231 * tree-ssa-live.c (verify_live_on_entry): Likewise.
232 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise,
233 avoid repeated default def lookups.
234 * tree-ssa-sccvn.c (run_scc_vn): Likewise.
235 * tree-tailcall.c (arg_needs_copy_p): Adjust.
236 (tree_optimize_tail_calls_1): Likewise.
238 2012-08-02 Richard Guenther <rguenther@suse.de>
240 PR tree-optimization/50672
242 2012-08-01 Richard Guenther <rguenther@suse.de>
244 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
245 (replace_block_by): Adjust.
247 2012-08-02 Richard Guenther <rguenther@suse.de>
249 * tree-dfa.c (referenced_var_lookup): Remove.
250 (find_referenced_vars): Remove.
251 (pass_referenced_vars): Likewise.
252 (make_rename_temp): Do not add referenced vars.
253 (dump_referenced_vars): Remove.
254 (debug_referenced_vars): Likewise.
255 (dump_dfa_stats): Do not dump referenced var stats.
256 (find_vars_r): Remove.
257 (find_referenced_vars_in): Likewise.
258 (referenced_var_check_and_insert): Likewise.
259 (add_referenced_var_1): Likewise.
260 (remove_referenced_var): Likewise.
261 * tree-flow.h (referenced_var_lookup): Likewise.
262 (struct gimple_df): Remove referenced_vars member.
263 (typedef referenced_var_iterator): Remove.
264 (FOR_EACH_REFERENCED_VAR): Likewise.
265 (num_referenced_vars): Likewise.
266 (debug_referenced_vars, dump_referenced_vars): Likewise.
267 (add_referenced_var_1, add_referenced_var): Likewise.
268 (remove_referenced_var): Likewise.
269 (find_referenced_vars_in): Likewise.
270 * tree-flow-inline.h (gimple_referenced_vars): Remove.
271 (first_referenced_var): Likewise.
272 (end_referenced_vars_p): Likewise.
273 (next_referenced_var): Likewise.
274 * cfgexpand.c (update_alias_info_with_stack_vars): Remove assert.
275 * gimple-pretty-print.c (pp_points_to_solution): Dump UIDs
277 * tree-into-ssa.c (dump_decl_set): Likewise.
278 (pass_build_ssa): Do not require PROP_referenced_vars.
279 * tree-ssa.c (target_for_debug_bind): Virtual operands are
280 not suitable, but all register type vars are.
281 (init_tree_ssa): Do not allocate referenced vars.
282 (delete_tree_ssa): Do not free referenced vars.
283 * cgraphunit.c (init_lowered_empty_function): Do not set
284 PROP_referenced_vars.
285 (assemble_thunk): Do not add referenced vars.
286 * gimple-fold.c (canonicalize_constructor_val): Likewise.
287 (gimplify_and_update_call_from_tree): Likewise.
288 * gimple-streamer-in.c (input_bb): Likewise.
289 * passes.c (init_optimization_passes): Do not run
290 pass_referenced_vars.
291 (dump_properties): Do not dump PROP_referenced_vars.
292 * tree-inline.c (remap_decl): Do not add referenced vars.
293 (remap_gimple_op_r): Likewise.
294 (copy_tree_body_r): Likewise.
296 (setup_one_parameter): Likewise.
297 (declare_return_variable): Likewise.
298 (copy_decl_for_dup_finish): Likewise.
299 (copy_arguments_for_versioning): Likewise.
300 (tree_function_versioning): Likewise.
301 * tree-pass.h (PROP_referenced_vars): Remove.
302 (pass_referenced_vars): Likewise.
303 * tree-profile.c (gimple_gen_edge_profiler): Do not add referenced vars.
304 (gimple_gen_interval_profiler): Likewise.
305 (gimple_gen_pow2_profiler): Likewise.
306 (gimple_gen_one_value_profiler): Likewise.
307 (gimple_gen_ic_profiler): Likewise.
308 (gimple_gen_average_profiler): Likewise.
309 (gimple_gen_ior_profiler): Likewise.
310 * tree-ssa-live.c (remove_unused_locals): Do not touch referenced vars.
311 * tree-cfg.c (replace_ssa_name): Do not add referenced vars.
312 (move_stmt_op): Likewise.
313 * tree-ssa-operands.c (create_vop_var): Likewise.
314 * gimple-low.c (record_vars_into): Likewise.
315 * gimplify.c (gimple_regimplify_operands): Likewise.
316 (force_gimple_operand_1): Likewise.
317 * omp-low.c (expand_omp_for_generic): Likewise.
318 (expand_omp_for_static_chunk): Likewise.
319 (expand_omp_atomic_pipeline): Likewise.
320 * graphite-clast-to-gimple.c (graphite_create_new_loop): Likewise.
321 (translate_clast_assignment): Likewise.
322 * graphite-sese-to-poly.c (create_zero_dim_array): Likewise.
323 (handle_scalar_deps_crossing_scop_limits): Likewise.
324 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
325 * ipa-split.c (split_function): Likewise.
326 * matrix-reorg.c (transform_access_sites): Likewise.
327 * trans-mem.c (tm_log_add): Likewise.
328 (ipa_tm_insert_gettmclone_call): Likewise.
329 * tree-complex.c (create_one_component_var): Likewise.
330 * tree-if-conv.c (ifc_temp_var): Likewise.
331 * tree-parloops.c (take_address_of): Likewise.
332 (initialize_reductions): Likewise.
333 (separate_decls_in_region_name): Likewise.
334 (create_call_for_reduction_1): Likewise.
335 (separate_decls_in_region): Likewise.
336 * tree-predcom.c (predcom_tmp_var): Likewise.
337 (reassociate_to_the_same_stmt): Likewise.
338 * tree-sra.c (build_ref_for_offset): Likewise.
339 (create_access_replacement): Likewise.
340 (get_replaced_param_substitute): Likewise.
341 (sra_ipa_reset_debug_stmts): Likewise.
342 * tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
343 (rewrite_bittest): Likewise.
344 * tree-ssa-loop-ivopts.c (create_new_iv): Likewise.
345 * tree-ssa-loop-manip.c (create_iv): Likewise.
346 (tree_transform_and_unroll_loop): Likewise.
347 * tree-ssa-math-opts.c (powi_as_mults): Likewise.
348 (build_and_insert_call): Likewise.
349 (gimple_expand_builtin_cabs): Likewise.
350 (execute_optimize_bswap): Likewise.
351 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
352 (abs_replacement): Likewise.
353 (cond_store_replacement): Likewise.
354 (cond_if_else_store_replacement_1): Likewise.
355 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
356 * tree-ssa-pre.c (get_representative_for): Likewise.
357 (create_expression_by_pieces): Likewise.
358 (insert_into_preds_of_block): Likewise.
359 * tree-ssa-propagate.c (update_call_from_tree): Likewise.
360 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
361 (eliminate_redundant_comparison): Likewise.
362 (rewrite_expr_tree_parallel): Likewise.
363 (get_reassoc_pow_ssa_name): Likewise.
364 * tree-ssa-strlen.c (get_string_length): Likewise.
365 * tree-switch-conversion.c (emit_case_bit_tests): Likewise.
366 (build_arrays): Likewise.
367 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
368 (create_tailcall_accumulator): Likewise.
369 * tree-vect-data-refs.c (vect_get_new_vect_var): Likewise.
370 (vect_create_addr_base_for_vector_ref): Likewise.
371 (vect_permute_store_chain): Likewise.
372 (vect_permute_load_chain): Likewise.
373 * tree-vect-generic.c (expand_vector_divmod): Likewise.
374 * tree-vect-loop-manip.c (set_prologue_iterations): Likewise.
375 (vect_build_loop_niters): Likewise.
376 (vect_generate_tmps_on_preheader): Likewise.
377 (vect_update_ivs_after_vectorizer): Likewise.
378 (vect_gen_niters_for_prolog_loop): Likewise.
379 (vect_do_peeling_for_alignment): Likewise.
380 (vect_create_cond_for_align_checks): Likewise.
381 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
382 (vect_handle_widen_op_by_const): Likewise.
383 (vect_operation_fits_smaller_type): Likewise.
384 (vect_recog_over_widening_pattern): Likewise.
385 * tree-vect-stmts.c (vect_init_vector): Likewise.
387 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
390 * valtrack.c (dead_debug_insert_temp): Use cleanup_auto_inc_dec.
392 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
395 * valtrack.c (cleanup_auto_inc_dec): Implement unconditionally,
396 falling back to copy_rtx on non-autoinc machines.
397 (propagate_for_debug_subst): Always use cleanup_auto_inc_dec.
399 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
402 * valtrack.h, valtrack.c: New.
403 * Makefile.in (VALTRACK_H): New.
404 (OBJS): Add valtrack.o.
406 (cselib.o, dce.o, df-problems.o, combine.o): Add VALTRACK_H.
407 * combine.c: Include valtrack.h.
408 (make_compound_operation): Publish.
409 (cleanup_auto_inc_dec): Move to valtrack.c.
410 (struct rtx_subst_pair, propagate_for_debug_subst): Likewise.
411 (propagate_for_debug): Likewise. Add this_basic_block parameter.
413 * cselib.c: Include valtrack.h.
415 * df-problems.c: Likewise.
416 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.c.
417 (dead_debug_finish, dead_debug_add): Likewise.
418 (dead_debug_insert_temp): Likewise.
419 * df.h (struct dead_debug_use): Move to valtrack.h.
420 (struct dead_debug, enum debug_temp_where): Likewise.
421 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.h.
422 (dead_debug_finish, dead_debug_add): Likewise.
423 (dead_debug_insert_temp): Likewise.
424 * rtl.h (make_compound_operation): Declare.
426 2012-08-01 Catherine Moore <clm@codesourcery.com>
427 Sandra Loosemore <sandra@codesourcery.com>
430 * config/mips/mips-cpus.def (34kn): New.
431 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Add 34kn.
432 (BASE_DRIVER_SELF_SPECS): Do not imply -mdsp for the 34kn.
433 * config/mips/mips-tables.opt: Regenerate.
434 * doc/invoke.texi (MIPS Options): Document -march=34kn.
436 2012-08-01 Richard Henderson <rth@redhat.com>
438 * expmed.h (NUM_MODE_PARTIAL_INT): New.
439 (NUM_MODE_VECTOR_INT, NUM_MODE_IP_INT, NUM_MODE_IPV_INT): New.
440 (struct expmed_op_cheap): Size one array on NUM_MODE_IPV_INT.
441 (struct expmed_op_costs): Likewise.
442 (struct target_expmed): Size x_convert_cost on NUM_MODE_IP_INT.
443 (expmed_mode_index): New.
444 (expmed_op_cheap_ptr, expmed_op_cost_ptr): Use expmed_mode_index.
445 (convert_cost_ptr): Likewise.
446 * expmed.c (struct init_expmed_rtl): Rename convert to trunc.
447 (init_expmed_one_conv): Split out from ...
448 (init_expmed_one_mode): ... here. Iterate conversions over
449 partial integer modes too.
450 (init_expmed): Iterate over partial integer modes too.
452 2012-08-01 Richard Henderson <rth@redhat.com>
454 * config/m32c/m32c.c (TARGET_INIT_LIBFUNCS): Remove.
455 (m32c_init_libfuncs): Remove.
456 * config/m32c/cond.md (cstore<QHPSI>4_16): Rename from cstore<QHPSI>4.
457 (cstore<QHPSI>4): New expander.
459 2012-08-01 Richard Guenther <rguenther@suse.de>
461 * tree-flow-inline.h (referenced_var): Remove.
462 * tree-ssa-coalesce.c (create_outofssa_var_map): Remove duplicate
464 * tree-sra.c (candidates): New global hashtable.
465 (candidate): New function.
466 (sra_initialize): Initialize candidates.
467 (sra_deinitialize): Free candidates.
468 (disqualify_candidate): Remove candidate from candidates.
469 (maybe_add_sra_candidate): New function.
470 (find_var_candidates): Walk over all local decls and parameters,
471 add candidates to candidates hashtable.
472 (find_param_candidates): Add candidates to candidates hashtable.
473 (analyze_all_variable_accesses): Use candidate instead of
476 2012-08-01 Tom de Vries <tom@codesourcery.com>
478 * tree-vrp.c (find_case_label_ranges): New function.
479 (vrp_visit_switch_stmt, simplify_switch_using_ranges): Use
480 find_case_label_ranges instead of find_case_label_range. Handle second
483 2012-08-01 Michael Matz <matz@suse.de>
485 * tree-complex.c (init_parameter_lattice_values): Don't call var_ann.
486 * tree-dfa.c (struct dfa_stats_d): Remove num_var_anns member.
487 (dump_dfa_stats): Don't dump stats about var anns.
488 (collect_dfa_stats): Don't collect them.
489 (add_referenced_var_1): Don't set var annotation pointers.
490 (remove_referenced_var): Ditto, and only remove it it's in the
493 * tree-flow-inline.h (var_ann): Remove.
494 * tree-flow.h (struct var_ann_d, var_ann_t): Remove.
496 * tree-inline.c (remapped_type): Remove.
497 (can_be_nonlocal): Most variable will be considered live here,
498 return false earlier.
499 (remap_decls): Don't call var_ann, all variables will be considered
501 (copy_debug_stmt): Ditto, and use is_global_var.
503 * tree-into-ssa.c (rewrite_debug_stmt_uses): Use get_current_def to
504 determine if a variable was referred to, not var_ann.
505 * tree-ssa-live.c (remove_unused_scope_block_p): Don't check var_ann.
506 (remove_unused_locals): Ditto.
507 * tree-ssa.c (delete_tree_ssa): Don't free/clear var ann pointers.
508 * tree-tailcall.c (arg_needs_copy_p): Don't check var_ann.
509 * tree.c (copy_node_stat): Don't clear var ann pointer.
510 * tree.h (tree_result_decl, tree_parm_decl, tree_var_decl): Remove
512 (DECL_VAR_ANN_PTR): Remove.
514 2012-08-01 Michael Matz <matz@suse.de>
516 * tree-flow.h (struct var_ann_d): Rename used member.
517 (set_is_used): Don't declare.
518 * tree-flow-inline.h (clear_is_used): Remove.
519 (set_is_used, is_used_p): Move to ...
520 * tree-ssa-live.c (set_is_used, is_used_p): ... here, and use
522 (usedvars): New bitmap.
523 (dump_scope_block): Don't dump unusedness.
524 (remove_unused_locals): Allocate and free usedvars.
525 * tree-nrv.c (tree_nrv): Don't clear used flags here.
527 2012-08-01 Michael Matz <matz@suse.de>
529 * tree-flow.h (struct var_ann_d): Remove base_var_processed and
531 * tree-ssa-live.h (struct _var_map): Remove basevars member.
532 (VAR_ANN_BASE_INDEX): Remove.
533 * tree-ssa-live.c (var_map_base_init): Use a hash table instead
534 of var annotation to compress index space. Don't deal with above
536 (var_map_base_fini): Don't free basevars.
537 (init_var_map): Don't clear basevars.
539 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
541 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Change
542 base_name to base_expr.
543 (struct cand_chain_d): Likewise.
544 (base_cand_hash): Likewise.
545 (base_cand_eq): Likewise.
546 (record_potential_basis): Likewise.
547 (alloc_cand_and_find_basis): Likewise.
548 (create_mul_ssa_cand): Likewise.
549 (create_mul_imm_cand): Likewise.
550 (create_add_ssa_cand): Likewise.
551 (create_add_imm_cand): Likewise.
552 (slsr_process_cast): Likewise.
553 (slsr_process_copy): Likewise.
554 (dump_candidate): Likewise.
555 (base_cand_dump_callback): Likewise.
556 (unconditional_cands_with_known_stride_p): Likewise.
557 (cand_increment): Likewise.
559 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
561 PR tree-optimization/46556
562 * gimple-ssa-strength-reduction.c (enum cand_kind): Add CAND_REF.
563 (base_cand_map): Change to hash table.
564 (base_cand_hash): New function.
565 (base_cand_free): Likewise.
566 (base_cand_eq): Likewise.
567 (lookup_cand): Change base_cand_map to hash table.
568 (find_basis_for_candidate): Likewise.
569 (base_cand_from_table): Exclude CAND_REF.
570 (restructure_reference): New function.
571 (slsr_process_ref): Likewise.
572 (find_candidates_in_block): Call slsr_process_ref.
573 (dump_candidate): Handle CAND_REF.
574 (base_cand_dump_callback): New function.
575 (dump_cand_chains): Change base_cand_map to hash table.
576 (replace_ref): New function.
577 (replace_refs): Likewise.
578 (analyze_candidates_and_replace): Call replace_refs.
579 (execute_strength_reduction): Change base_cand_map to hash table.
581 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
583 * config/i386/i386.c (ix86_address_subreg_operand): Reject
585 (ix86_print_operand_address): Assert that parts.base and parts.index
586 are non-NULL after call to simplify_subreg.
588 2012-08-01 Richard Guenther <rguenther@suse.de>
590 * doc/tree-ssa.texi: Remove pieces mentioning mark_sym_for_renaming.
592 2012-08-01 Richard Guenther <rguenther@suse.de>
594 * graphite-clast-to-gimple.c (translate_clast_user): Rename
596 * sese.c (graphite_copy_stmts_from_block): Do not rename virtual
598 * tree-call-cdce.c (tree_call_cdce): Use
599 mark_virtual_operands_for_renaming.
600 * tree-eh.c (sink_clobbers): Simplify.
601 * tree-flow.h (mark_sym_for_renaming): Remove.
602 (mark_virtual_operands_for_renaming): New function.
603 * tree-if-conv.c (tree_if_conversion): Use
604 mark_virtual_operands_for_renaming.
605 * tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
606 * tree-into-ssa.c (mark_sym_for_renaming): Remove.
607 (mark_virtual_operands_for_renaming): New function.
608 * tree-loop-distribution.c (tree_loop_distribution): Use
609 mark_virtual_operands_for_renaming.
610 * tree-ssa-dce.c (mark_virtual_operand_for_renaming): Do not
611 update stmts, use mark_virtual_operands_for_renaming.
612 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
613 (replace_block_by): Adjust.
614 (tail_merge_optimize): Use mark_virtual_operands_for_renaming.
615 * tree-tailcall.c (tree_optimize_tail_calls_1): Use
616 mark_virtual_operands_for_renaming.
617 * tree-vect-slp.c (vect_slp_transform_bb): Likewise.
618 * tree-vectorizer.c (vectorize_loops): Likewise.
620 2012-08-01 Richard Guenther <rguenther@suse.de>
622 * tree-flow.h (struct gimple_df): Remove syms_to_rename member,
623 add ssa_renaming_needed and rename_vops flags.
624 (SYMS_TO_RENAME): Remove.
625 (symbol_marked_for_renaming): Likewise.
626 (mark_virtual_ops_for_renaming): Likewise.
627 * tree-into-ssa.c (symbols_to_rename_set, symbols_to_rename):
629 (mark_for_renaming, marked_for_renaming): New functions.
630 (symbol_marked_for_renaming): Remove.
631 (dump_currdefs): Adjust.
632 (maybe_replace_use): Likewise.
633 (maybe_replace_use_in_debug_stmt): Likewise.
634 (maybe_register_def): Likewise.
635 (rewrite_update_phi_arguments): Likewise.
636 (rewrite_update_enter_block): Likewise.
637 (fini_ssa_renamer): Clear update SSA status here ...
638 (delete_update_ssa): ... not here. Free rename set.
639 (prepare_block_for_update): Compute which decls need renaming.
640 (dump_update_ssa): Adjust.
641 (mark_sym_for_renaming): Adjust update SSA status for virtuals.
642 (need_ssa_update_p): Adjust.
643 (insert_updated_phi_nodes_for): Likewise.
644 (update_ssa): Likewise.
645 * tree-ssa-operands.c (finalize_ssa_defs): Adjust update SSA status
646 for virtual and real operands.
647 (finalize_ssa_uses): Likewise.
648 * tree-ssanames.c (init_ssanames): Adjust.
649 * tree-ssa.c (maybe_rewrite_mem_ref_base, maybe_optimize_var,
650 execute_update_addresses_taken): Add bitmap to keep track of which
651 candidates are suitable for rewriting and later renaming by SSA update.
652 * matrix-reorg.c (transform_access_sites): Do not rename all defs.
653 * tree-dfa.c (make_rename_temp): Do not mark real operands for
655 * cgraphunit.c (assemble_thunk): Likewise.
656 * gimplify.c (gimple_regimplify_operands): Likewise.
657 (force_gimple_operand_1): Likewise.
658 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
659 * tree-inline.c (declare_return_variable): Likewise.
660 * tree-parloops.c (separate_decls_in_region_stmt): Do not call
661 mark_virtual_ops_for_renaming.
662 (create_stores_for_reduction): Likewise.
663 (create_loads_and_stores_for_name): Likewise.
664 * tree-predcom.c (mark_virtual_ops_for_renaming): Remove.
665 (initialize_root_vars_lm): Do not call mark_virtual_ops_for_renaming.
666 (execute_load_motion): Likewise.
667 (remove_stmt): Likewise.
668 (execute_pred_commoning_chain): Likewise.
669 * tree-sra.c (create_access_replacement): Do not rename real operands.
670 (get_unrenamed_access_replacement): Unify with ...
671 (get_access_replacement): ... this.
672 (get_repl_default_def_ssa_name): Adjust.
673 * tree-ssa-loop-im.c (move_computations_stmt): Manually update
675 (rewrite_mem_ref_loc): Do not call mark_virtual_ops_for_renaming.
676 * tree-ssa-loop-prefetch.c (emit_mfence_after_loop): Likewise.
678 2012-07-31 DJ Delorie <dj@redhat.com>
680 * config/s390/s390.c (s390_option_override): Disable DWARF 3/4
681 extensions for TPF, unless specifically selected.
683 2012-08-01 Alan Modra <amodra@gmail.com>
686 * config/rs6000/rs6000.c (mem_operand_gpr): Don't limit range
687 of lo_sum offsets. Comment. Assert mode at least word size
688 rather than bypassing powerpc64 word offset check.
690 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
692 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
693 costs for vec_perm and vec_promote_demote down to more natural values.
694 (struct _rs6000_cost_data): New data structure.
695 (rs6000_density_test): New function.
696 (rs6000_init_cost): Change to use rs6000_cost_data.
697 (rs6000_add_stmt_cost): Likewise.
698 (rs6000_finish_cost): Perform density test when vectorizing a loop.
700 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
702 * sched-vis.c (print_exp): Handle FMA explicitly. Simplify handling
703 of RTX_UNARY function-like operations. Print unknown expression
704 RTX classes as pseudo-functions.
705 (print_pattern): Simplify return pattern printing.
706 (dump_insn_slim): Print the value of notes as a pattern for proper
707 printing of CFA notes.
709 2012-07-31 Dehao Chen <dehao@google.com>
711 * predict.c (tree_estimate_probability_driver): Normalize the
712 loop when initializing the loop optimizer.
714 2012-07-31 Richard Guenther <rguenther@suse.de>
716 * tree-flow.h (struct var_ann_d): Remove need_phi_state
717 and current_def members.
718 * tree-into-ssa.c (struct def_blocks_d): Remove var member.
719 (def_blocks): Remove.
720 (struct var_info_d): New.
721 (var_infos): New hashtable.
722 (struct ssa_name_info): Add def_blocks member.
723 (get_ssa_name_ann): Adjust.
724 (get_var_info): New function.
725 (get_phi_state, set_phi_state, get_current_def,
726 set_current_def, get_def_blocks_for, find_def_blocks_for): Adjust.
727 (insert_phi_nodes_compare_def_blocks): Rename to ...
728 (insert_phi_nodes_compare_var_infos): ... this and adjust.
729 (insert_phi_nodes): Adjust.
730 (dump_tree_ssa, dump_tree_ssa_stats): Adjust.
731 (def_blocks_hash, def_blocks_eq, def_blocks_free): Remove.
732 (debug_def_blocks_r): Rename to ...
733 (debug_var_infos_r): ... this and adjust.
734 (var_info_hash): New function.
735 (var_info_eq): Likewise.
736 (rewrite_blocks): Adjust.
737 (init_ssa_renamer): Likewise.
738 (fini_ssa_renamer): Likewise.
739 (delete_update_ssa): Likewise.
740 (update_ssa): Likewise.
741 * tree-ssanames.c (release_dead_ssa_names): Do not clear current defs.
743 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
745 PR tree-optimization/53773
746 * tree-vectorizer.h (struct _loop_vec_info): Add operands_swapped.
747 (LOOP_VINFO_OPERANDS_SWAPPED): New macro.
748 * tree-vect-loop.c (new_loop_vec_info): Initialize
749 LOOP_VINFO_OPERANDS_SWAPPED field.
750 (destroy_loop_vec_info): Restore canonical form.
751 (vect_is_slp_reduction): Set LOOP_VINFO_OPERANDS_SWAPPED field.
752 (vect_is_simple_reduction_1): Likewise.
754 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
756 * sched-vis.c (dump_insn_slim): Print print_rtx_head at the
757 start of each new line.
758 * final.c (final_scan_insn): If the final dump is requested as
759 slim RTL, dump slim RTL to the assembly file also.
761 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
765 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
768 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
770 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
771 only if producer writes to the register given by regno.
773 2012-07-31 Nick Clifton <nickc@redhat.com>
775 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Add
776 support for reporting stack usage.
778 * config/frv/frv.c (QUAD): Fix typo.
779 (frv_expand_prologue): Report stack usage.
781 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
784 * gengtype.c (struct walk_type_data): Add have_this_obj field.
785 (walk_type): For functions that take a this_obj argument and
786 that process fields with a GTY((length)) argument, write the
787 test that write_types_local_process_field will write also at the
788 head of the loop, effectively unswitching the loop.
789 (write_func_for_structure, write_local_func_for_structure): Clear
790 have_this_obj before calling walk_type.
791 (write_local_func_for_structure): Set have_this_obj before walk_type.
792 (write_array): Set have_this_obj for output of local pointer walking
793 functions but not for marker functions.
794 (write_types_local_process_field): Assert have_this_obj is set.
796 * rtl.h (simplify_using_condition): Adjust prototype using bitmap
799 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
802 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
803 * targhooks.c (default_mode_dependent_address_p): Delete code
804 for GO_IF_MODE_DEPENDENT_ADDRESS.
805 * system.h (GO_IF_MODE_DEPENDENT_ADDRESS): Poison.
806 * doc/tm.texi.in (GO_IF_MODE_DEPENDENT_ADDRESS): Delete documention.
807 * doc/tm.texi: Regenerate.
808 * config/alpha.h (GO_IF_MODE_DEPENDENT_ADDRESS): Move code to...
809 * config/alpha.c (alpha_mode_dependent_address_p): ...here. New
811 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
812 * config/cr16/cr16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
813 * config/mep/mep.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
814 * config/vax/vax-protos.h (vax_mode_dependent_address_p): Delete.
815 * config/vax/vax.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
816 * config/vax/vax.c (vax_mode_dependent_address_p): Make static.
818 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
820 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
822 * expmed.h (NUM_MODE_VECTOR_INT): Define.
823 (struct expmed_op_cheap, struct expmed_op_costs): New structures.
824 (struct target_expmed): Convert x_mul_highpart_cost and
825 x_mul_widen_cost fields to be indexed by integer modes.
826 Convert x_sdiv_pow2_cheap and x_smod_pow2_cheap fields to be
827 of type struct expmed_op_cheap. Convert other cost fields to be
828 of type struct_expmed_op_costs.
829 (mul_widen_cost_ptr, mul_highpart_cost_ptr): Adjust for new
830 indexing of respective fields.
831 (expmed_op_cheap_ptr): New function.
832 (sdiv_pow2_cheap_ptr, smod_pow2_cheap_ptr): Call it.
833 (expmed_op_cost_ptr): New function.
834 (add_cost_ptr, neg_cost_ptr, shift_cost_ptr, shiftadd_cost_ptr,
835 shiftsub0_cost_ptr, shiftsub1_cost_ptr, mul_cost_ptr,
836 sdiv_cost_ptr, udiv_cost_ptr): Call it.
838 2012-07-30 Sandra Loosemore <sandra@codesourcery.com>
839 Julian Brown <julian@codesourcery.com>
841 * doc/invoke.texi (MIPS Options): Document -mno-float.
842 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Make it know
845 2012-07-30 Joseph Myers <joseph@codesourcery.com>
847 * doc/sourcebuild.texi (Subdirectories): Document common subdirectory.
849 2012-07-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
852 * expmed.c (expand_mult): Skip synth_mult for constant double op1 except
853 for special cases. Don't initialize coeff and is_neg.
855 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
856 Richard Earnshaw <rearnsha@arm.com>
858 * target.def (vector_alignment): New target hook.
859 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
860 * doc/tm.texi: Regenerate.
861 * targhooks.c (default_vector_alignment): New function.
862 * targhooks.h (default_vector_alignment): Add prototype.
863 * stor-layout.c (layout_type): Use targetm.vector_alignment.
864 * config/arm/arm.c (arm_vector_alignment): New function.
865 (TARGET_VECTOR_ALIGNMENT): Define.
867 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
868 vector type alignment instead of size.
869 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
870 element type size directly instead of computing it from alignment.
871 Fix variable naming and comment.
873 2012-07-30 Kirill Yukhin <kirill.yukhin@intel.com>
874 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
876 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDSEED_SET): New.
877 (OPTION_MASK_ISA_RDSEED_UNSET): Likewise.
878 (ix86_handle_option): Handle mrdseed option.
879 * config.gcc (i[34567]86-*-*): Add rdseedintrin.h.
880 (x86_64-*-*): Likewise.
881 * config/i386/prfchwintrin.h: New header.
882 * config/i386/cpuid.h (bit_RDSEED): New.
883 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
885 * config/i386/i386-c.c: Define __RDSEED__ if needed.
886 * config/i386/i386.c (ix86_target_string): Define -mrdseed option.
888 (ix86_option_override_internal): Handle new option.
889 (ix86_valid_target_attribute_inner_p): Add OPT_mrdseed.
890 (ix86_builtins): Add enum entries for RDSEED* builtins.
891 (ix86_init_mmx_sse_builtins): Define new builtins.
892 (ix86_expand_builtin): Expand RDSEED* builtins.
893 * config/i386/i386.h (TARGET_RDSEED): New.
894 * config/i386/i386.md (rdseed<mode>_1): New.
895 * config/i386/i386.opt (mrdseed): New.
896 * config/i386/x86intrin.h: Include rdseedintrin.h.
898 2012-07-30 Richard Guenther <rguenther@suse.de>
900 * tree-into-ssa.c (mark_def_sites): Also process virtual operands.
901 (rewrite_stmt): Likewise.
902 (rewrite_enter_block): Likewise.
903 (pass_build_ssa): Do not update virtual SSA form during TODO.
904 (mark_symbol_for_renaming): Do nothing if we are not in SSA form.
905 * lto-streamer-in.c (lto_read_body): Set in_ssa_p earlier.
907 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
910 * config/gcc/sh/sh.md (*movsi_index_disp, *movhi_index_disp): New
913 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
916 * config/sh/sh.md (mov_neg_si_t): Move to Scc instructions section.
917 Use t_reg_operand predicate. Add split for negated case.
918 (ashrsi2_31): Pass get_t_reg_rtx to gen_mov_neg_si_t.
919 * config/sh/sh.c (expand_ashiftrt): Likewise.
921 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
924 * config/sh/sh.md (ashlsi3_d): Invoke gen_shifty_op directly instead
925 of trying to emit ashlsi3_n.
927 2012-07-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
928 Steven Bosscher <steven@gcc.gnu.org>
930 * gengtype.c (adjust_field_type): Diagnose duplicate "length"
931 option applications and option being applied to arrays of atomic types.
932 (walk_type): Allow "atomic" option on strings too.
933 * dwarf2out.h (struct dw_vec_struct): Use the "atomic" GTY option
935 * vec.h: Describe the atomic object "A" type of the macros in
937 (VEC_T_GTY_ATOMIC, DEF_VEC_A, DEF_VEC_ALLOC_A): Define.
938 * emit-rtl.c (locations_locators_vals): use the atomic object vector.
939 * doc/gty.texi: Clarify that GTY option "length" is only for
940 arrays of non-atomic objects. Fix typo in the description of the
943 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
945 * config/i386/i386.c (ix86_avoid_lea_for_addr): Handle
946 zero-extended addresses. Return false if the address has less
948 (ix86_split_lea_for_addr): Unconditionally convert target and
949 all address operands to requested mode.
950 * config/i386/i386.md (*lea<mode>): Recover operands from curr_insn.
951 Pass SImode to ix86_split_lea_for_addr when splitting zero-extended
953 (zero-extended add splitter): New splitter to conditionally split
954 non-destructive adds.
955 (*zero_extendsidi2_rex64): Conditionally emit leal instead of movl.
957 2012-07-28 Alan Modra <amodra@gmail.com>
960 * config/rs6000/rs6000.c (rs6000_secondary_reload): Limit 32-bit
961 multi-gpr reload to cases where predicate passes. Do the same for
962 64-bit multi-gpr reload.
964 2012-07-27 Nathan Froyd <froydnj@gcc.gnu.org>
966 * expmed.h (alg_hash, alg_hash_used_p, sdiv_pow2_cheap,
967 smod_pow2_cheap, zero_cost, add_cost, neg_cost, shift_cost)
968 shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost,
969 sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete
970 macro definitions and re-purpose as inline functions.
971 (alg_hash_entry_ptr, set_alg_hash_used_p, sdiv_pow2_cheap_ptr,
972 set_sdiv_pow2_cheap, smod_pow2_cheap_ptr, set_smod_pow2_cheap,
973 zero_cost_ptr, set_zero_cost, add_cost_ptr, set_add_cost,
974 neg_cost_ptr, set_neg_cost, shift_cost_ptr, set_shift_cost,
975 shiftadd_cost_ptr, set_shiftadd_cost, shiftsub0_cost_ptr,
976 set_shiftsub0_cost, shiftsub1_cost_ptr, set_shiftsub1_cost,
977 mul_cost_ptr, set_mul_cost, sdiv_cost_ptr, set_sdiv_cost,
978 udiv_cost_ptr, set_udiv_cost, mul_widen_cost_ptr,
979 set_mul_widen_cost, mul_highpart_cost_ptr, set_mul_highpart_cost):
981 (convert_cost_ptr): New function, split out from...
982 (set_convert_cost, convert_cost): ...here.
983 * expmed.c, tree-ssa-loop-ivopts.c: Update for new functions.
984 * gimple-ssa-strength-reduction.c: Likewise.
986 2012-07-20 Ryan Mansfield <rmansfield@qnx.com>
988 * gcc.c (main): Move GCC_DRIVER_HOST_INITIALIZATION after
989 diagnostic_initialize.
991 2012-07-27 Oleg Endo <olegendo@gcc.gnu.org>
994 * config/sh/sh.c (shiftcosts): Remove case where first operand
995 is a const_int. Move COSTS_N_INSNS usage into caller ...
996 (sh_rtx_costs) ... here. Return false when shiftcosts cannot be
997 calculated instead of MAX_COST.
999 2012-07-27 Richard Guenther <rguenther@suse.de>
1001 * tree-cfg.c (gimple_can_merge_blocks_p): Do more fine-grained
1002 check whether SSA form is not up-to-date.
1003 * tree-flow.h (name_mappings_registered_p): Remove.
1004 * tree-into-ssa.c (struct repl_map_d): Remove.
1005 (repl_tbl): Likewise.
1006 (struct ssa_name_info): Add repl_set member.
1007 (update_ssa_obstack): New static global.
1008 (get_ssa_name_ann): Initialize repl_set.
1009 (clear_ssa_name_info): Assert age did not wrap.
1010 (repl_map_hash, repl_map_eq, repl_map_free): Remove.
1011 (names_replaced_by): Adjust.
1012 (add_to_repl_tbl): Likewise.
1013 (dump_tree_ssa_stats): Likewise.
1014 (init_update_ssa): Initialize update_ssa_obstack.
1015 (delete_update_ssa): Free update_ssa_obstack.
1016 (name_mappings_registered_p): Remove.
1017 (update_ssa): Adjust.
1019 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
1021 * config/rs6000/constraints.md: Delete "q" constraint.
1022 * config/rs6000/dfp.md (movsd_hardfloat, movsd_softfloat):
1023 Delete the "q" alternative.
1024 * config/rs6000/predicates.md (gpc_reg_operand): Adjust.
1025 * config/rs6000/rs6000.c (rs6000_debug_reg_global,
1026 rs6000_init_hard_regno_mode_ok, rs6000_dbx_register_number):
1027 Adjust to MQ_REGNO removal.
1028 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust
1030 (REG_ALLOC_ORDER): Adjust comment. Remove MQ from alloc order.
1031 (enum reg_class): Adjust comment. Delete MQ_REGS.
1032 (REG_CLASS_CONTENTS): Adjust.
1033 (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Adjust comment.
1034 * config/rs6000/rs6000.md: Delete MQ_REGNO.
1035 (movsi_internal1, movsi_internal1_single, movhi_internal,
1036 movqi_internal, movcc_internal1, movsf_hardfloat,
1037 movsf_softfloat): Delete the "q" alternative.
1038 (ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
1039 ctr<mode>_internal6): Delete "q" constraint.
1041 2012-07-27 Richard Guenther <rguenther@suse.de>
1043 * tree-into-ssa.c (def_blocks_p): New typedef.
1044 (insert_phi_nodes_compare_def_blocks): New function.
1045 (insert_phi_nodes): Do not walk over referenced vars, instead
1046 walk over recorded def_blocks, record relevant ones and sort
1047 them to avoid repeated hashtable lookups.
1049 2012-07-27 Richard Guenther <rguenther@suse.de>
1051 * doc/invoke.texi (min-virtual-mappings, virtual-mappings-ratio):
1052 Remove param documentation.
1053 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS,
1054 PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Remove.
1055 * tree-flow.h (mark_set_for_renaming): Remove.
1056 * tree-into-ssa.c (struct update_ssa_stats_d): Remove.
1057 (add_new_name_mapping): Remove bookkeeping code.
1058 (dump_update_ssa): Remove stats dumping code.
1059 (init_update_ssa): Remove stats allocation code.
1060 (delete_update_ssa): Remove stats freeing code.
1061 (mark_set_for_renaming): Remove.
1062 (switch_virtuals_to_full_rewrite_p): Likewise.
1063 (switch_virtuals_to_full_rewrite): Likewise.
1064 (update_ssa): Do not call switch_virtuals_to_full_rewrite.
1066 2012-07-27 Marek Polacek <polacek@redhat.com>
1068 * cgraphunit.c: Rename varpool_finalize_variable to
1069 varpool_finalize_decl in a comment.
1071 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
1073 * common/config/rs6000/rs6000-common.c (rs6000_handle_option):
1074 Delete code for -mno-power, -mpower, and -mpower2.
1075 * config/rs6000/aix43.h (NON_POWERPC_MASKS): Delete.
1076 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
1078 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
1079 * config/rs6000/aix51.h (NON_POWERPC_MASKS): Delete.
1080 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
1082 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
1083 * config/rs6000/aix52.h (NON_POWERPC_MASKS): Delete.
1084 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
1086 (TARGET_POWER): Delete.
1087 * config/rs6000/aix53.h (NON_POWERPC_MASKS): Delete.
1088 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
1090 (TARGET_POWER): Delete.
1091 * config/rs6000/aix61.h (NON_POWERPC_MASKS): Delete.
1092 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
1094 (TARGET_POWER): Delete.
1095 * config/rs6000/darwin.h (TARGET_POWER): Delete.
1096 * config/rs6000/driver-rs6000.c (struct asm_names): Delete
1097 support for -mpower, -mpower2, and -mno-power.
1098 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros):
1100 (rs6000_cpu_cpp_builtins): Likewise.
1101 * config/rs6000/rs6000-cpus.def: Likewise.
1102 * config/rs6000/rs6000-tables.opt: Regenerate.
1103 * config/rs6000/rs6000.c (POWER_MASKS): Delete.
1104 (rs6000_option_override_internal): Adjust.
1105 (rs6000_conditional_register_usage): Adjust.
1106 (rs6000_emit_move): Adjust.
1107 (rs6000_common_init_builtins): Adjust.
1108 (rs6000_init_libfuncs): Adjust.
1109 (rs6000_output_function_prologue): Adjust.
1110 (rs6000_adjust_cost): Adjust.
1111 (struct rs6000_opt_masks): Delete MASK_POWER and MASK_POWER2.
1112 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
1114 (TARGET_DEFAULT): Adjust.
1115 (PROCESSOR_POWER): Delete.
1116 (SHIFT_COUNT_TRUNCATED): Adjust.
1117 * config/rs6000/rs6000.md (extendqisi2): Delete POWER support.
1118 (extendqisi2_power): Delete.
1119 (extendqisi2_no_power): Adjust.
1120 (extendqihi2, extendqihi2_power, extendqihi2_no_power):
1122 (sminsi3, smaxsi3, uminsi3, umaxsi3): Adjust.
1123 (anonymous doz insn patterns): Delete.
1125 (abssi2_power): Delete.
1126 (abssi2_nopower): Adjust.
1127 (nabs_power, nabs_nopower): Likewise.
1128 (mulsi3, mulsi3_mq, mulsi3_no_mq, mulsi3_mq_internal1):
1129 Likewise. Delete anonymous post-reload splitter.
1130 (mulsi3_no_mq_internal1): rename to...
1131 (mulsi3_internal1): New define_insn.
1132 (mulsi3_mq_internal2, mulsi3_no_mq_internal2, mulsi3_internal2):
1134 (divmodsi4, divmodsi4_internal, udiv<mode>3, udivsi3_mq,
1135 udivsi3_no_mq, udivsi3, div<mode>3, divsi3_mq, div<mode>3_no_mq,
1136 udivmodsi4_normal, udivmodsi4_tests, udivmodsi4): Likewise.
1137 (mulh_call, mull_call, divss_call, divus_call, quoss_call,
1138 quous_call): Likewise.
1139 (maskir_internal1, maskir_internal2, maskir_internal3,
1140 maskir_internal4, maskir_internal5, maskir_internal6,
1141 maskir_internal7, maskir_internal8): Delete.
1142 (ashlsi3, ashlsi3_power, ashlsi3_no_power): Adjust.
1143 (anonymous sl insn patterns): Delete.
1144 (lshrsi3, lshrsi3_power, lshrsi3_no_power): Adjust.
1145 (lshrsi3_64): Adjust.
1146 (anonymous sr insn patterns): Delete.
1147 (anonymous rrib insn patterns): Delete.
1148 (ashrsi3, ashrsi3_power, ashrsi3_no_power): Adjust.
1149 (anonymous sra insn patterns): Delete.
1150 (sqrtsf2, sqrtdf2, sqrtdf2_fpr): Adjust.
1151 (fix_trunc<mode>si2, fix_trunc<mode>si2_internal,
1152 fctiwz_<mode>): Adjust.
1153 (mulsidi3, mulsidi3_mq, mulsidi3_no_mq, umulsidi3, umulsidi3_mq,
1154 umulsidi3_no_mq, smulsi3_highpart, smulsi3_highpart_mq,
1155 smulsi3_highpart_no_mq, umulsi3_highpart, umulsi3_highpart_mq,
1156 umulsi3_highpart_no_mq): Adjust.
1157 (ashldi3_power, lshrdi3_power, ashrdi3_power): Delete.
1158 (ashrdi3_no_power, ashldi3, ashldi3_internal1,
1159 lshrdi3_internal1): Adjust.
1160 (fix_trunctfsi2, fix_trunctfsi2_fprs): Adjust.
1161 (movti_power): Delete.
1162 (movti_string): Adjust.
1163 (stmsi8, stmsi7, stmsi6, stmsi5, stmsi4, stmsi3): Adjust.
1164 (stmsi8_power, stmsi7_power, stmsi6_power, stmsi5_power,
1165 stmsi4_power, stmsi3_power): Delete.
1166 (anonymous movmemsi insn patterns): Adjust.
1167 (lfq_power2, stfq_power2): Delete.
1168 (eq<mode>, eq<mode>_compare): Adjust.
1169 (eqsi_power): Delete.
1171 (anonymous le, lt, ge, gt insn patterns): Delete.
1172 * config/rs6000/rs6000.opt (mpower, mno-power, mpower2): Delete.
1173 * config/rs6000/sysv4.h (TARGET_POWER): Delete.
1174 * config/rs6000/t-aix43 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1175 MULTILIB_MATCHES): Adjust.
1176 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
1177 -mpower, -mno-power, -mpower2, -mno-power2 documentation.
1178 Delete -mcpu=power and -mcpu=power2 documentation.
1180 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
1182 * config/rs6000/601.md: New file.
1183 * config/rs6000/aix43.h (ASM_CPU_SPEC): Delete support for
1185 * config/rs6000/aix51.h (ASM_CPU_SPEC): Likewise.
1186 * config/rs6000/driver-rs6000.c (detect_processor_aix,
1187 struct asm_names): Likewise.
1188 * config/rs6000/rios1.md: Delete file.
1189 * config/rs6000/rios2.md: Delete file.
1190 * config/rs6000/rs6000-cpus.def: Delete definitions for RIOS
1192 * config/rs6000/rs6000-opts.h (enum processor_type): Delete
1193 PROCESSOR_RIOS1 and PROCESSOR_RIOS2.
1194 * config/rs6000/rs6000-tables.opt: Regenerated.
1195 * config/rs6000/rs6000.c (struct rios1_cost, struct rios2_cost):
1197 (rs6000_option_override_internal): Delete support for RIOS CPUs.
1198 (rs6000_conditional_register_usage): Adjust comment.
1199 (rs6000_issue_rate):Delete support for RIOS CPUs.
1200 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
1202 (PROCESSOR_POWER): Change to PROCESSOR_PPC601.
1203 (PROCESSOR_DEFAULT): Change to PROCESSOR_PPC603.
1204 * config/rs6000/rs6000.md (define_attr "cpu"): Delete rios1
1206 (include "rios1.md", include "rios2.md"): Delete.
1207 (include "601.md"): New.
1208 * config/rs6000/rs6000.opt (enum rs6000_cpu): Default to
1210 * config/rs6000/t-aix43 (MULTILIB_MATCHES): Delete support
1212 * config/rs6000/t-rs6000 (MD_INCLUDES): Delete rios1.md and
1213 rios2.md . Add 601.md .
1215 2012-07-26 Richard Henderson <rth@redhat.com>
1217 * doc/extend.texi (attribute): Document hot/cold for labels.
1218 * predict.c (tree_estimate_probability_bb): Handle hot/cold
1219 attributes on user labels.
1220 * predict.def (PRED_HOT_LABEL, PRED_COLD_LABEL): New.
1222 2012-07-26 Andrew Jenner <andrew@codesourcery.com>
1223 Sandra Loosemore <sandra@codesourcery.com>
1225 * cse.c (find_comparison_args): Check for cycles of any length.
1227 2012-07-26 Nick Clifton <nickc@redhat.com>
1229 * config/mn10300/mn10300.c (REG_SAVE_BYTES): Delete.
1230 (mn10300_get_live_callee_saved_regs): If requested return a count
1231 of the number of bytes in the mask.
1232 (mn10300_expand_prologue): Add argument to invocation of
1233 mn10300_get_live_callee_regs.
1234 (mn10300_expand_epilogue): Compute reg_save_bytes by calling
1235 mn10300_get_live_callee_saved_regs.
1236 (mn10300_initial_offset): Likewise.
1237 * config/mn10300/mn10300-protos.h (mn10300_get_live_callee_saved_regs):
1239 * config/mn10300/mn10300.md (return_ret): Add argument to
1240 invocation of mn10300_get_live_callee_saved_regs.
1242 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
1245 * sel-sched-ir.c (cmp_v_in_regset_pool): Clarify logic, fix
1246 pointer difference check.
1248 2012-07-26 Bill Schmidt <wschmidt@linux.ibm.com>
1250 * tree-ssa-loop-ivopts.c (mbc_entry_hash): Remove.
1251 (mbc_entry_eq): Likewise.
1252 (mult_costs): Likewise.
1253 (cost_tables_exist): Likewise.
1254 (initialize_costs): Likewise.
1255 (finalize_costs): Likewise.
1256 (tree_ssa_iv_optimize_init): Remove call to initialize_costs.
1257 (add_regs_cost): Remove.
1258 (multiply_regs_cost): Likewise.
1259 (add_const_cost): Likewise.
1260 (extend_or_trunc_reg_cost): Likewise.
1261 (negate_reg_cost): Likewise.
1262 (struct mbc_entry): Likewise.
1263 (multiply_by_const_cost): Likewise.
1264 (get_address_cost): Change add_regs_cost calls to add_cost lookups;
1265 change multiply_by_const_cost to mult_by_coeff_cost.
1266 (force_expr_to_var_cost): Likewise.
1267 (difference_cost): Change multiply_by_const_cost to mult_by_coeff_cost.
1268 (get_computation_cost_at): Change add_regs_cost calls to add_cost
1269 lookups; change multiply_by_const_cost to mult_by_coeff_cost.
1270 (determine_iv_cost): Change add_regs_cost calls to add_cost lookups.
1271 (tree_ssa_iv_optimize_finalize): Remove call to finalize_costs.
1272 * tree-ssa-address.c (expmed.h): New #include.
1273 (most_expensive_mult_to_index): Change multiply_by_const_cost to
1275 * gimple-ssa-strength-reduction.c (expmed.h): New #include.
1276 (stmt_cost): Change to use mult_by_coeff_cost, mul_cost, add_cost,
1277 neg_cost, and convert_cost instead of IVOPTS interfaces.
1278 (execute_strength_reduction): Remove calls to initialize_costs and
1280 * expmed.c (struct init_expmed_rtl): Add convert rtx_def.
1281 (init_expmed_one_mode): Initialize convert rtx_def; initialize
1282 x_convert_cost for related modes.
1283 (mult_by_coeff_cost): New function.
1284 * expmed.h (NUM_MODE_INT): New #define.
1285 (struct target_expmed): Add x_convert_cost matrix.
1286 (set_convert_cost): New inline function.
1287 (convert_cost): Likewise.
1288 (mult_by_coeff_cost): New extern decl.
1289 * tree-flow.h (initialize_costs): Remove decl.
1290 (finalize_costs): Likewise.
1291 (multiply_by_const_cost): Likewise.
1292 (add_regs_cost): Likewise.
1293 (multiply_regs_cost): Likewise.
1294 (add_const_cost): Likewise.
1295 (extend_or_trunc_reg_cost): Likewise.
1296 (negate_reg_cost): Likewise.
1297 * Makefile.in (gimple-ssa-strength-reduction.o): Update dependencies.
1298 (tree-ssa-address.o): Update dependencies.
1300 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
1302 * bitmap.h: Add explanation of sparse set as linked-list bitmap.
1303 * sbitmap.h: Add explanation about non-sparse sets as simple bitmap.
1304 (TEST_BIT): Make a static inline function for stronger type checking.
1305 (SET_BIT): Don't handle sbitmaps with popcount.
1306 (RESET_BIT): Likewise.
1307 (SET_BIT_WITH_POPCOUNT): New, like SET_BIT but with popcount.
1308 (RESET_BIT_WITH_POPCOUNT): New, like RESET_BIT but with popcount.
1309 * ebitmap.c (ebitmap_clear_bit): Use SET_BIT_WITH_POPCOUNT and
1310 RESET_BIT_WITH_POPCOUNT on wordmask bitmaps.
1311 (ebitmap_set_bit, ebitmap_and_into, ebitmap_and, ebitmap_ior_into,
1312 ebitmap_and_compl_into, ebitmap_and_compl): Likewise.
1313 * sparseset.h: Add explanation of sparse set representation.
1315 2012-07-26 Richard Guenther <rguenther@suse.de>
1317 PR tree-optimization/54098
1318 * tree-vrp.c (vrp_visit_phi_node): Iterate once more if the
1319 original range was UNDEFINED.
1321 2012-07-26 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1323 * config/arm/neon.ml (ops): Fix regexp for vld1Q_dups64 and
1326 2012-07-26 Oleg Endo <olegendo@gcc.gnu.org>
1329 * config/sh/sh.opt (mzdcbranch): New option.
1330 * doc/invoke.texi: Document it.
1331 * config/sh/sh.md (negsi_cond): Use TARGET_ZDCBRANCH as condition
1332 instead of TARGET_HARD_SH4.
1333 * config/sh/sh.c (sh_option_override): Set TARGET_ZDCBRANCH as default
1334 for TARGET_HARD_SH4.
1336 2012-07-25 Oleg Endo <olegendo@gcc.gnu.org>
1339 * config/sh/predicates.md (shift_count_operand): Handle not-SHMEDIA
1341 (p27_shift_count_operand, not_p27_shift_count_operand): New predicates.
1342 * config/sh/sh.md (ashlsi3): Remove parallel and T_REG clobber
1343 from expander. Do not emit shift insn for not-SHMEDIA case.
1344 (ashlsi3_std): Replace with ...
1345 (ashlsi3_k, ashlsi3_d): ... these new insns.
1346 * config/sh/sh.c (gen_ashift): Make static. Add sanity checks.
1347 Emit ashlsi3_k insn instead of ashlsi3_std in ASHIFT case.
1348 (gen_ashift_hi): Make static.
1349 * config/sh/sh-protos.h (gen_ashift, gen_ashift_hi): Remove forward
1352 2012-07-25 Bharathi Seshadri <bseshadr@cisco.com>
1353 Jim Wilson <jimwilso@cisco.com>
1355 * config/arm/bpabi.h (BE8_LINK_SPEC): Set according to
1356 TARGET_BIG_ENDIAN_DEFAULT.
1358 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
1360 * gimple-low.c (lower_try_catch): New function.
1361 (lower_stmt) <GIMPLE_TRY>: Use it to lower GIMPLE_TRY_CATCH.
1362 <GIMPLE_CATCH>: Delete.
1363 <GIMPLE_EH_FILTER>: Likewise.
1365 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
1367 * expr.c (expand_expr_real_1): Do not expand operand #1 and #2
1368 of BIT_FIELD_REF for ignored results.
1369 * fold-const.c (fold_ternary_loc) <BIT_FIELD_REF>: Check that the
1370 CONSTRUCTOR has vector type before using vector accessors on it.
1371 * gimplify.c (gimplify_compound_lval): Do not gimplify operand #1 and
1372 #2 of BIT_FIELD_REF.
1373 (gimplify_expr) <BIT_FIELD_REF>: Likewise.
1374 * tree-nested.c (convert_nonlocal_reference_op) <BIT_FIELD_REF>: Do
1375 not process operand #1 and #2.
1376 (convert_local_reference_op): Likewise.
1377 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Remove superfluous
1379 <BIT_FIELD_REF>: Reuse operand #1 and #2 directly.
1380 * tree.c (stabilize_reference) <BIT_FIELD_REF>: Do not stabilize
1382 (UPDATE_FLAGS): Do not consider operand #2 of BIT_FIELD_REF.
1383 (build6_stat): Delete.
1384 * tree.h (build6_stat, build6, build6_stat_loc, build6_loc): Likewise.
1386 2012-07-25 Marc Glisse <marc.glisse@inria.fr>
1388 PR tree-optimization/30318
1389 * tree-vrp.c (extract_range_from_binary_expr_1) [PLUS_EXPR]:
1391 [MINUS_EXPR]: Merge with PLUS_EXPR.
1393 2012-07-25 Sandra Loosemore <sandra@codesourcery.com>
1394 Paul Brook <paul@codesourcery.com>
1397 * target.def (warn_func_return): New hook.
1398 * doc/tm.texi.in (TARGET_WARN_FUNC_RETURN): New hook.
1399 * doc/tm.texi: Regenerate.
1400 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1402 * ipa-pure-const.c (warn_function_noreturn): Check
1403 targetm.warn_func_return.
1404 * tree-cfg.c (execute_warn_function_return): Likewise.
1405 * config/spu/spu.c (spu_warn_func_return): New.
1406 (TARGET_WARN_FUNC_RETURN): Define.
1407 * config/rx/rx.c (rx_warn_func_return): New.
1408 (TARGET_WARN_FUNC_RETURN): Define.
1409 * config/avr/avr.c (avr_warn_func_return): New.
1410 (TARGET_WARN_FUNC_RETURN): Define.
1411 * config/arm/arm.c (arm_warn_func_return): New.
1412 (TARGET_WARN_FUNC_RETURN): Define.
1413 * config/mcore/mcore.c (mcore_warn_func_return): New.
1414 (TARGET_WARN_FUNC_RETURN): Define.
1415 (saved_warn_return_type, saved_warn_return_type_count): Remove.
1416 (mcore_reorg, mcore_handle_naked_attribute): Remove warn_return hack.
1418 2012-07-25 Siddhesh Poyarekar <siddhesh@redhat.com>
1420 * final.c [ASSEMBLER_DIALECT](do_assembler_dialects): New
1421 function to implement assembler dialects.
1422 (output_asm_insn): Use do_assembler_dialects.
1423 (asm_fprintf): Likewise.
1425 2012-07-25 Richard Henderson <rth@redhat.com>
1428 * libfuncs.h: Don't include optabs.h.
1429 (struct libfunc_entry): Use "int" for op, mode1, mode2 members.
1430 * optabs.c (hash_libfunc): Don't cast members to int.
1431 * Makefile.in (LIBFUNCS_H): Don't include OPTABS_H.
1433 2012-07-25 Dodji Seketeli <dodji@redhat.com>
1435 * basic-block.c: Fix typo in comment.
1437 2012-07-25 Kirill Yukhin <kirill.yukhin@intel.com>
1438 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
1440 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PRFCHW_SET): New.
1441 (OPTION_MASK_ISA_PRFCHW_UNSET): Likewise.
1442 (ix86_handle_option): Handle mprfchw option.
1443 * config.gcc (i[34567]86-*-*): Add prfchwintrin.h.
1444 (x86_64-*-*): Likewise.
1445 * config/i386/prfchwintrin.h: New header.
1446 * config/i386/cpuid.h (bit_PRFCHW): New.
1447 (bit_BMI): Formatting fix.
1448 (bit_HLE): Likewise.
1449 (bit_RTM): Likewise.
1450 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1452 * config/i386/i386-c.c: Define __PRFCHW__ if needed.
1453 * config/i386/i386.c (ix86_target_string): Define
1454 -mprfchw option. Formatting fixes.
1455 (PTA_HLE): Formatting fix.
1457 (ix86_option_override_internal): Handle new option.
1458 (ix86_valid_target_attribute_inner_p): Add OPT_mprfchw.
1459 * config/i386/i386.h (TARGET_PRFCHW): New.
1460 * config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW.
1461 * config/i386/i386.opt (mprfchw): New.
1462 * config/i386/mm3dnow.h: Move _m_prefetchw from here to prfchwintrin.h.
1463 * config/i386/x86intrin.h: Include prfchwintrin.h.
1465 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
1467 * config/i386/i386.md (stack_protect_set): Disable the pattern
1468 for Android since Android libc (bionic) does not provide random
1469 value for stack protection guard at gs:0x14. Guard value
1470 will be provided from external symbol (default implementation).
1471 (stack_protect_set_<mode>): Likewise.
1472 (stack_protect_test): Likewise.
1473 (stack_protect_test_<mode>): Likewise.
1474 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
1475 not have Bionic by default
1476 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
1477 Macro OPTION_BIONIC is defined in this file and provides Bionic
1478 accessibility status
1480 2012-07-25 Steven Bosscher <steven@gcc.gnu.org>
1482 * gimple-pretty-print.c (gimple_dump_bb_buff): Call pp_flush.
1484 2012-07-25 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1487 * config.gcc (i[34567]86-*-linux* | ...): Add btver2.
1488 (case ${target}): Add btver2.
1489 * config/i386/driver-i386.c (host_detect_local_cpu): Let
1490 -march=native recognize btver2 processors.
1491 * config/i386/i386-c.c (ix86_target_macros_internal): Add
1492 btver2 def_and_undef
1493 * config/i386/i386.c (struct processor_costs btver2_cost): New
1495 (m_BTVER2): New definition.
1496 (m_AMD_MULTIPLE): Includes m_BTVER2.
1497 (initial_ix86_tune_features): Add btver2 tune.
1498 (processor_target_table): Add btver2 entry.
1499 (static const char *const cpu_names): Add btver2 entry.
1500 (software_prefetching_beneficial_p): Add btver2.
1501 (ix86_option_override_internal): Add btver2 instruction sets.
1502 (ix86_issue_rate): Add btver2.
1503 (ix86_adjust_cost): Add btver2.
1504 * config/i386/i386.h (TARGET_BTVER2): New definition.
1505 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver2.
1506 (enum processor_type): Add PROCESSOR_BTVER2.
1507 * config/i386/i386.md (define_attr "cpu"): Add btver2.
1509 2012-07-24 Bill Schmidt <wschmidt@linux.ibm.com>
1511 * doc/tm.texi: Regenerate.
1512 * targhooks.c (default_init_cost): Add prologue and epilogue costs.
1513 (default_add_stmt_cost): Likewise; also handle NULL stmt_info.
1514 (default_finish_cost): Add prologue and epilogue costs.
1515 * targhooks.h (default_add_stmt_cost): Change parameter list.
1516 (default_finish_cost): Likewise.
1517 * target.def (init_cost): Change documentation string.
1518 (add_stmt_cost): Change documentation string and parameter list.
1519 (finish_cost): Likewise.
1520 * target.h (vect_cost_model_location): New enum.
1521 * tree-vectorizer.h (struct _slp_tree): Remove cost substruct.
1522 (struct _slp_instance): Remove cost substruct; rename stmt_cost_vec
1524 (SLP_INSTANCE_OUTSIDE_OF_LOOP_COST): Remove.
1525 (SLP_INSTANCE_STMT_COST_VEC): Rename to SLP_INSTANCE_BODY_COST_VEC.
1526 (SLP_TREE_OUTSIDE_OF_LOOP_COST): Remove.
1527 (struct _vect_peel_extended_info): Rename stmt_cost_vec to
1529 (struct _stmt_vec_info): Remove cost substruct.
1530 (STMT_VINFO_OUTSIDE_OF_LOOP_COST): Remove.
1531 (stmt_vinfo_set_outside_of_loop_cost): Remove.
1532 (builtin_vectorization_cost): New function.
1533 (vect_get_stmt_cost): Change to use builtin_vectorization_cost.
1534 (add_stmt_cost): Change parameter list.
1535 (finish_cost): Likewise.
1536 (vect_model_simple_cost): Likewise.
1537 (vect_model_store_cost): Likewise.
1538 (vect_model_load_cost): Likewise.
1539 (record_stmt_cost): Likewise.
1540 (vect_get_load_cost): Likewise.
1541 (vect_get_known_peeling_cost): Likewise.
1542 * tree-vect-loop.c (vect_get_known_peeling_cost): Change parameter
1543 list; call record_stmt_cost for prologue and epilogue costs.
1544 (vect_estimate_min_profitable_iters): Call add_stmt_cost for
1545 prologue and epilogue costs; remove computation of vec_outside_cost;
1546 return vec_prologue_cost and vec_epilogue_cost from finish_cost.
1547 (vect_model_reduction_cost): Revise call to add_stmt_cost for body
1548 costs; call add_stmt_cost for prologue and epilogue costs.
1549 (vect_model_induction_cost): Revise call to add_stmt_cost for body
1550 costs; call add_stmt_cost for prologue costs.
1551 * tree-vect-data-refs.c (vect_get_data_access_cost): Change parameter
1552 list for function and arguments for calls to vect_get_load_cost and
1553 vect_get_store_cost.
1554 (vect_peeling_hash_get_lowest_cost): Change argument list for calls to
1555 vect_get_data_access_cost and vect_get_known_peeling_cost; use
1556 temporary vectors prologue_cost_vec and epilogue_cost_vec for the
1557 latter call and discard their results; rename stmt_cost_vec to
1558 body_cost_vec; correct possible storage leak for body_cost_vec.
1559 (vect_peeling_hash_choose_best_peeling): Rename stmt_cost_vec to
1561 (vect_enhance_data_refs_alignment): Rename stmt_cost_vec to
1562 body_cost_vec; add extra dummy parameter on calls to
1563 vect_get_data_access_cost; tolerate null si->stmt; add vect_body to
1564 argument list on call to add_stmt_cost.
1565 * tree-vect-stmts.c (record_stmt_cost): Change parameter list;
1566 rename stmt_cost_vec to body_cost_vec; tolerate null stmt_info; call
1567 builtin_vectorization_cost; add "where" parameter on call to
1569 (vect_model_simple_cost): Change parameter list; call record_stmt_cost
1570 for prologue costs; remove call to stmt_vinfo_set_outside_of_loop_cost;
1571 rename stmt_cost_vec to body_cost_vec.
1572 (vect_model_promotion_demotion_cost): Add vect_body argument to call
1573 to add_stmt_cost; call add_stmt_cost for prologue costs; remove call
1574 to stmt_vinfo_set_outside_of_loop_cost.
1575 (vect_model_store_cost): Change parameter list; call record_stmt_cost
1576 for prologue costs; add vect_body argument to call to record_stmt_cost;
1577 rename stmt_cost_vec to body_cost_vec; remove call to
1578 stmt_vinfo_set_outside_of_loop_cost.
1579 (vect_get_store_cost): Rename stmt_cost_vec to body_cost_vec; add
1580 vect_body argument to calls to record_stmt_cost.
1581 (vect_model_load_cost): Change parameter list; rename stmt_cost_vec to
1582 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
1583 remove call to stmt_vinfo_set_outside_of_loop_cost.
1584 (vect_get_load_cost): Change parameter list; rename stmt_cost_vec to
1585 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
1586 call record_stmt_cost for prologue costs.
1587 (vectorizable_store): Change argument list for call to
1588 vect_model_store_cost.
1589 (vectorizable_load): Change argument list for call to
1590 vect_model_load_cost.
1591 (new_stmt_vec_info): Remove assignment to
1592 STMT_VINFO_OUTSIDE_OF_LOOP_COST.
1593 * config/spu/spu.c (spu_init_cost): Add prologue and epilogue costs.
1594 (spu_add_stmt_cost): Likewise; also handle NULL stmt_info.
1595 (spu_finish_cost): Add prologue and epilogue costs.
1596 * config/i386/i386.c (i386_init_cost): Add prologue and epilogue costs.
1597 (i386_add_stmt_cost): Likewise; also handle NULL stmt_info.
1598 (i386_finish_cost): Add prologue and epilogue costs.
1599 * config/rs6000/rs6000.c (rs6000_init_cost): Add prologue and epilogue
1601 (rs6000_add_stmt_cost): Likewise; also handle NULL stmt_info.
1602 (rs6000_finish_cost): Add prologue and epilogue costs.
1603 * tree-vect-slp.c (vect_free_slp_instance): Rename
1604 SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC.
1605 (vect_create_new_slp_node): Remove assignment to
1606 SLP_TREE_OUTSIDE_OF_LOOP_COST.
1607 (vect_get_and_check_slp_defs): Change parameter list; change argument
1608 lists to calls to vect_model_store_cost and vect_model_simple_cost.
1609 (vect_build_slp_tree): Change parameter list; change argument lists
1610 to calls to vect_model_load_cost, vect_get_and_check_slp_defs, and
1611 recursive self-calls; remove setting of outside_cost from
1612 SLP_TREE_OUTSIDE_OF_LOOP_COST; add vect_body argument to call to
1614 (vect_analyze_slp_instance): Rename stmt_cost_vec to body_cost_vec;
1615 rename SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC;
1616 remove assignment to SLP_INSTANCE_OUTSIDE_OF_LOOP_COST; record SLP
1618 (vect_bb_vectorization_profitable_p): Rename stmt_cost_vec to
1619 body_cost_vec; handle null ci->stmt; add vect_body argument to call
1620 to add_stmt_cost; simplify calls to targetm.vectorize.
1621 builtin_vectorization_cost; return vec_prologue_cost and
1622 vec_epilogue_cost from finish_cost.
1623 (vect_update_slp_costs_according_to_vf): Rename stmt_cost_vec to
1624 body_cost_vec; add vect_body argument to call to add_stmt_cost.
1626 2012-07-24 Richard Henderson <rth@redhat.com>
1628 * system.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Poison.
1629 * config/cris/cris.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1630 * config/h8300/h8300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1631 * config/mn10300/mn10300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1632 * config/rs6000/rs6000.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove
1634 * config/v850/v850.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1635 * config/v850/v850.md (fixuns_truncsfsi2, fixuns_truncdfsi2): New.
1636 (fix_truncsfsi2, fix_truncdfsi2): Avoid double FIX.
1637 * config/vax/vax.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1638 * config/vax/vax.md (fixuns_trunc<VAXfp><VAXint>): New.
1639 * doc/tm.texi.in (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
1640 * doc/tm.texi: Rebuild.
1642 2012-07-24 Richard Henderson <rth@redhat.com>
1644 * optabs.def: New file.
1645 * Makefile.in (OPTABS_H): Add insn-opinit.h.
1646 (MOSTLYCLEANFILES): Likewise.
1647 (insn-opinit.o): Remove reload.h
1648 (simple_rtl_generated_c): Remove insn-opinit.c.
1649 (s-opinit): New rule.
1650 (build/genopinit.o): Add optabs.def.
1651 * genopinit.c (rtx_upname): New.
1652 (optabs): Extract to optabs.def
1653 (enum optab_tag, struct optab_def_d, optabs): New.
1654 (struct pattern_d, patterns): New.
1655 (match_pattern): Split out from ...
1656 (gen_insn): ... here. Push matches on patterns vec.
1657 (pattern_cmp, optab_kind_cmp, optab_rcode_cmp): New.
1658 (header_file_name, source_file_name, handle_arg): New.
1659 (open_outfile): New.
1660 (main): Sort and emit new tables. Generate lookup_handler,
1661 raw_optab_handler, swap_optab_enable.
1662 * libfuncs.h (libfunc_entry): Change "size_t optab" to "optab op".
1663 * optabs.c (code_to_optab_): Remove.
1664 (hash_libfunc): Update for optab name change.
1665 (eq_libfunc): Likewise.
1666 (convert_optab_libfunc): Update computation of optab member;
1667 use the new convlib_def table.
1668 (optab_libfunc): Similarly.
1669 (set_optab_libfunc, set_conv_libfunc): Likewise.
1670 (sign_expand_binop): Use swap_optab_enable instead of fake optabs.
1671 (init_insn_codes, init_optab, init_optabv, init_convert_optab): Remove.
1672 (init_optabs): Don't call them; export the data to optabs.def.
1673 (gen_int_libfunc, gen_fp_libfunc): Export non-static.
1674 (gen_fixed_libfunc, gen_signed_fixed_libfunc): Likewise.
1675 (gen_unsigned_fixed_libfunc, gen_int_fp_libfunc): Likewise.
1676 (gen_intv_fp_libfunc, gen_int_fp_fixed_libfunc): Likewise.
1677 (gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc): Likewise.
1678 (gen_int_signed_fixed_libfunc): Likewise.
1679 (gen_int_unsigned_fixed_libfunc): Likewise.
1680 (gen_interclass_conv_libfunc, gen_int_to_fp_conv_libfunc): Likewise.
1681 (gen_ufloat_conv_libfunc): Likewise.
1682 (gen_int_to_fp_nondecimal_conv_libfunc): Likewise.
1683 (gen_fp_to_int_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
1684 (gen_trunc_conv_libfunc, gen_extend_conv_libfunc): Likewise.
1685 (gen_fract_conv_libfunc, gen_fractuns_conv_libfunc): Likewise.
1686 (gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): Likewise.
1687 (debug_optab_libfuncs): Update for optab representation change.
1688 * optabs.h: Include insn-opinit.h.
1689 (optab, convert_optab, direct_optab): New typedefs.
1690 (struct optab_handlers, struct widening_optab_handlers): Remove.
1691 (struct optab_libcall_d): Rename from optab_d; remove code_,
1692 handlers, widening members.
1693 (struct convert_optab_libcall_d): Rename from convert_optab_d;
1694 remove code_ and handlers members.
1695 (enum optab_index, enum convert_optab_index): Remove.
1696 (enum direct_optab_index): Remove.
1697 (code_to_optab_): Fix array range.
1698 (optab_to_code): Covert to inline function.
1699 (optab_to_code_, convlib_def, normlib_def): Declare.
1700 (raw_optab_handler, swap_optab_enable): Declare.
1701 (unknown_optab): Remove; export to optabs.def
1702 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
1703 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
1704 ssashl_optab, usashl_optab, add_optab, sub_optab, smul_optab,
1705 addv_optab, subv_optab, smul_highpart_optab, umul_highpart_optab,
1706 smul_widen_optab, umul_widen_optab, usmul_widen_optab,
1707 smadd_widen_optab, umadd_widen_optab, ssmadd_widen_optab,
1708 usmadd_widen_optab, smsub_widen_optab, umsub_widen_optab,
1709 ssmsub_widen_optab, usmsub_widen_optab, sdiv_optab, smulv_optab,
1710 sdivv_optab, sdivmod_optab, udiv_optab, udivmod_optab, smod_optab,
1711 umod_optab, fmod_optab, remainder_optab, ftrunc_optab, and_optab,
1712 ior_optab, xor_optab, ashl_optab, lshr_optab, ashr_optab, rotl_optab,
1713 rotr_optab, vashl_optab, vlshr_optab, vashr_optab, vrotl_optab,
1714 vrotr_optab, smin_optab, smax_optab, umin_optab, umax_optab, pow_optab,
1715 atan2_optab, fma_optab, fms_optab, fnma_optab, fnms_optab, mov_optab,
1716 movstrict_optab, movmisalign_optab, storent_optab, neg_optab,
1717 negv_optab, abs_optab, absv_optab, one_cmpl_optab, bswap_optab,
1718 ffs_optab, clz_optab, ctz_optab, clrsb_optab, popcount_optab,
1719 parity_optab, sqrt_optab, sincos_optab, sin_optab, asin_optab,
1720 cos_optab, acos_optab, exp_optab, exp10_optab, exp2_optab, expm1_optab,
1721 ldexp_optab, scalb_optab, significand_optab, logb_optab, ilogb_optab,
1722 log_optab, log10_optab, log2_optab, log1p_optab, floor_optab,
1723 ceil_optab, btrunc_optab, round_optab, nearbyint_optab, rint_optab,
1724 tan_optab, atan_optab, copysign_optab, signbit_optab, isinf_optab,
1725 cmp_optab, ucmp_optab, eq_optab, ne_optab, gt_optab, ge_optab,
1726 lt_optab, le_optab, unord_optab, strlen_optab, cbranch_optab,
1727 cmov_optab, cstore_optab, ctrap_optab, push_optab, addcc_optab,
1728 reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
1729 reduc_splus_optab, reduc_uplus_optab, ssum_widen_optab,
1730 usum_widen_optab, sdot_prod_optab, udot_prod_optab, vec_set_optab,
1731 vec_extract_optab, vec_init_optab, vec_shl_optab, vec_shr_optab,
1732 vec_realign_load_optab, vec_widen_umult_hi_optab,
1733 vec_widen_umult_lo_optab, vec_widen_smult_hi_optab,
1734 vec_widen_smult_lo_optab, vec_widen_umult_even_optab,
1735 vec_widen_umult_odd_optab, vec_widen_smult_even_optab,
1736 vec_widen_smult_odd_optab, vec_widen_ushiftl_hi_optab,
1737 vec_widen_ushiftl_lo_optab, vec_widen_sshiftl_hi_optab,
1738 vec_widen_sshiftl_lo_optab, vec_unpacks_hi_optab, vec_unpacks_lo_optab,
1739 vec_unpacku_hi_optab, vec_unpacku_lo_optab, vec_unpacks_float_hi_optab,
1740 vec_unpacks_float_lo_optab, vec_unpacku_float_hi_optab,
1741 vec_unpacku_float_lo_optab, vec_pack_trunc_optab, vec_pack_ssat_optab,
1742 vec_pack_usat_optab, vec_pack_sfix_trunc_optab,
1743 vec_pack_ufix_trunc_optab, powi_optab, sync_compare_and_swap_optab,
1744 sync_lock_test_and_set_optab, sync_old_add_optab, sync_old_sub_optab,
1745 sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab,
1746 sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab,
1747 sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab,
1748 sync_new_nand_optab, sext_optab, zext_optab, trunc_optab, sfix_optab,
1749 ufix_optab, sfixtrunc_optab, ufixtrunc_optab, sfloat_optab,
1750 ufloat_optab, lrint_optab, lround_optab, lfloor_optab, lceil_optab,
1751 fract_optab, fractuns_optab, satfract_optab, satfractuns_optab,
1752 vec_load_lanes_optab, vec_store_lanes_optab, vcond_optab, vcondu_optab,
1753 movcc_optab, reload_in_optab, reload_out_optab, movmem_optab,
1754 setmem_optab, cmpstr_optab, cmpstrn_optab, cmpmem_optab,
1755 sync_lock_release_optab, sync_add_optab, sync_sub_optab,
1756 sync_ior_optab, sync_and_optab, sync_xor_optab, sync_nand_optab,
1757 atomic_exchange_optab, atomic_compare_and_swap_optab,
1758 atomic_load_optab, atomic_store_optab, atomic_add_fetch_optab,
1759 atomic_sub_fetch_optab, atomic_and_fetch_optab,
1760 atomic_nand_fetch_optab, atomic_xor_fetch_optab, atomic_or_fetch_optab,
1761 atomic_fetch_add_optab, atomic_fetch_sub_optab, atomic_fetch_and_optab,
1762 atomic_fetch_nand_optab, atomic_fetch_xor_optab, atomic_fetch_or_optab,
1763 atomic_add_optab, atomic_sub_optab, atomic_and_optab,
1764 atomic_nand_optab, atomic_xor_optab, atomic_or_optab,
1765 atomic_always_lock_free_optab, atomic_is_lock_free_optab,
1766 atomic_thread_fence_optab, atomic_signal_fence_optab,
1767 vec_perm_optab, vec_perm_const_optab): Likewise.
1768 (struct target_optabs): Remove x_optab_table, x_convert_optab_table,
1769 and x_direct_optab_table members; add pat_enable.
1770 (optab_table, convert_optab_table, direct_optab_table): Remove.
1771 (optab_handler): Use raw_optab_handler.
1772 (widening_optab_handler, convert_optab_handler): Likewise.
1773 (set_optab_handler, set_widening_optab_handler): Remove.
1774 (set_convert_optab_handler, set_direct_optab_handler): Remove.
1775 (direct_optab_handler): Defer to optab_handler.
1776 * rtl.h (NON_GENERATOR_NUM_RTX_CODE): New.
1778 2012-07-24 Jason Merrill <jason@redhat.com>
1780 * bitmap.c (bitmap_descriptor): Adjust order of parameters to
1781 match MEM_STAT_DECL.
1782 * statistics.h (ALONE_FINAL_MEM_STAT_DECL): Correct typo.
1784 2012-07-24 Richard Henderson <rth@redhat.com>
1786 * optabs.h (struct optab_d): Rename code member to code_.
1787 (struct convert_optab_h): Likewise.
1788 (code_to_optab_): Rename from code_to_optab.
1789 (code_to_optab, optab_to_code): New.
1790 * dojump.c (do_compare_rtx_and_jump): Use code_to_optab.
1791 * ifcvt.c (noce_emit_move_insn): Likewise.
1792 * optabs.c (simplify_expand_binop): Use optab_to_code.
1793 (expand_simple_binop, shift_optab_p, commutative_optab_p): Likewise.
1794 (avoid_expensive_constant, expand_binop_directly): Likewise.
1795 (expand_binop, expand_simple_unop, expand_unop_direct): Likewise.
1796 (expand_unop, prepare_float_lib_cmp, expand_fixed_convert): Likewise.
1797 (have_insn_for, debug_optab_libfuncs): Likewise.
1798 (init_optab, init_optabv, init_convert_optab): Update for optab
1801 * libfuncs.h: Include optabs.h.
1802 * dwarf2out.c, lto-streamer.in.c: Don't include libfuncs.h.
1803 * Makefile.in (LIBFUNCS_H): Add OPTABS_H.
1804 (lto-streamer-in.o, dwarf2out.o): Update deps.
1806 * optabs.h (unknown_optab): New.
1807 * builtins.c (interclass_mathfn_icode): Use it.
1808 * dojump.c (do_compare_rtx_and_jump): Likewise.
1809 * optabs.c (optab_for_tree_code, expand_binop): Likewise.
1810 * tree-vect-generic.c (add_rshift, expand_vector_divmod): Likewise.
1811 (expand_vector_operations_1): Likewise.
1812 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
1813 * tree-vect-stmts.c (supportable_narrowing_operation): Likewise.
1815 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
1817 * alloc-pool.c (create_alloc_pool): Fix ENABLE_CHECKING check.
1819 2012-07-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1822 * config/arm/arm.c (arm_print_operand_address): Remove superfluous
1824 * config/arm/neon.md ("neon_vld3_lane<mode>":VD): Remove alignment
1826 ("neon_vld3_lane<mode>":VMQ): Likewise.
1827 ("neon_vld3_dup<mode>":VDX): Likewise.
1828 ("neon_vst3_lane<mode>":VD): Likewise.
1829 ("neon_vst3_lane<mode>":VMQ): Likewise.
1831 2012-07-24 Roland McGrath <mcgrathr@google.com>
1833 * arm.c (arm_get_frame_offsets): Don't use fixed regs for
1834 stack alignment padding.
1836 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
1839 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
1840 negative constant address for TARGET_X32 ...
1841 (ix86_decompose_address): ... here. Reject constant addresses
1842 that don't satisfy x86_64_immediate_operand predicate.
1844 2012-07-24 Julian Brown <julian@codesourcery.com>
1846 * doc/sourcebuild.texi (arm_hf_eabi): Document effective-target check.
1848 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
1850 * sbitmap.h (SBITMAP_ELT_BITS): Use "1u" trick as for BITMAP_WORD_BITS.
1851 Move test to check that there is a popcount function for the the number
1852 of bits in SBITMAP_ELT_BITS to sbitmap.c.
1853 * sbitmap.c: Test SBITMAP_ELT_BITS, not HOST_BITS_PER_WIDEST_FAST_INT.
1854 MEM_STAT_INFO): Define in terms of their ALONE counterparts.
1856 * configure.ac (GATHER_STATISTICS): Always define, non-zero if enabled.
1857 * configure: Regenerate.
1858 * statistics.h (GATHER_STATISTICS): Error out if it is not defined.
1859 (GCC_MEM_STAT_ARGUMENTS): New define.
1860 (ALONE_MEM_STAT_DECL): Define in terms of GCC_MEM_STAT_ARGUMENTS.
1861 (ALONE_FINAL_MEM_STAT_DECL, ALONE_FINAL_PASS_MEM_STAT): New defines.
1862 (MEM_STAT_DECL, FINAL_MEM_STAT_DECL, PASS_MEM_STAT,
1863 FINAL_PASS_MEM_STAT): Define.
1864 * ggc-internal.h (ggc_record_overhead): Use FINAL_MEM_STAT_DECL.
1865 * ggc.h (ggc_record_overhead, ggc_free_overhead,
1866 ggc_prune_overhead_list): Remove internal prototypes, they are defined
1867 already in ggc-internal.h.
1868 * ggc-common.c (struct loc_descriptor): Remove #ifdef GATHER_STATISTICS
1870 (add_statistics): Likewise.
1871 (dump_ggc_loc_statistics): Likewise. Return if GATHER_STATISTICS is 0.
1872 * ggc-zone.c (struct page_entry): Remove #ifdef GATHER_STATISTICS
1873 wrappers around "survived" and "stats" members.
1874 (alloc_large_page): Always initialize survived.
1875 (ggc_internal_alloc_zone_stat): Likewise.
1876 Remove #ifdef GATHER_STATISTICS wrappers. Record overhead if
1877 GATHER_STATISTICS is non-0.
1878 (ggc_free): Convert #ifdef GATHER_STATISTICS to if-code.
1879 (sweep_pages): Always increase survived.
1880 (ggc_collect_1): Convert #ifdef GATHER_STATISTICS to if-code.
1881 (calculate_average_page_survival): Always define.
1882 (ggc_collect): Convert #ifdef GATHER_STATISTICS to if-code.
1883 (ggc_print_statistics): Likewise.
1884 (ggc_pch_read): Likewise.
1885 * ggc-page.c (struct globals): Always define "stats" member.
1886 (ggc_internal_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
1887 (ggc_free): Likewise.
1888 (ggc_collec): Likewise.
1889 (ggc_print_statistics): Likewise.
1890 * bitmap.h (struct bitmap_head_def): Always define "desc" member.
1891 (bitmap_initialize_stat): Convert #ifdef GATHER_STATISTICS to if-code.
1892 * gimple.h (enum gimple_alloc_kind): Always define.
1893 (gimple_alloc_kind): Likewise.
1894 * tree-flow.h (phinodes_print_statistics): Always define.
1895 (ssanames_print_statistics): Likewise.
1896 * vec.h (vec_heap_free): Always define.
1897 (VEC_stack_alloc): Define if GATHER_STATISTICS is non-0.
1898 * alloc-pool.c (alloc_pool_descriptor): Always define.
1899 (create_alloc_pool): Convert #ifdef GATHER_STATISTICS to if-code.
1900 (empty_alloc_pool): Likewise.
1901 (pool_alloc): Likewise.
1902 (pool_free): Likewise.
1903 (dump_alloc_pool_statistics): Likewise.
1904 (print_statistics): Always define.
1905 * bitmap.c (struct bitmap_descriptor): Always define.
1906 (bitmap_register): Pass ALONE_FINAL_PASS_MEM_STAT.
1907 (register_overhead): Always define.
1908 (bitmap_element_free): Convert #ifdef GATHER_STATISTICS to if-code.
1909 (bitmap_element_allocate): Likewise.
1910 (bitmap_elt_clear_from): Likewise.
1911 (bitmap_obstack_alloc_stat): Likewise.
1912 (bitmap_gc_alloc_stat): Likewise.
1913 (bitmap_obstack_free): Likewise.
1914 (bitmap_find_bit): Likewise.
1915 (bitmap_ior_and_into): Likewise.
1916 (bitmap_print): Likewise.
1917 (dump_bitmap_statistics): Likewise. Return if GATHER_STATISTICS is 0.
1918 * gimple.c (gimple_alloc_counts, gimple_alloc_sizes): Always define.
1919 (gimple_alloc_kind_names): Likewise.
1920 (gimple_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
1921 (dump_gimple_statistics): Likewise. Return if GATHER_STATISTICS is 0.
1922 * rtl.c (rtx_alloc_counts, rtx_alloc_sizes, rtvec_alloc_counts,
1923 rtvec_alloc_sizes): Always define.
1924 (rvec_alloc): Convert #ifdef GATHER_STATISTICS to if-code.
1925 (rtx_alloc_stat): Likewise.
1926 (dump_rtx_statistics): Likewise. Return if GATHER_STATISTICS is 0.
1927 * tree.c (_obstack_allocated_p, tree_code_counts, tree_node_counts,
1928 tree_node_sizes, tree_node_kind_names): Always define.
1929 (record_node_allocation_statistics): Convert #ifdef GATHER_STATISTICS
1931 (type_hash_canon): Likewise.
1932 (dump_tree_statistics): Likewise.
1933 * tree-ssanames.c (ssa_name_nodes_reused, ssa_name_nodes_created):
1935 (ssanames_print_statistics): Likewise.
1936 (make_ssa_name_fn): Convert #ifdef GATHER_STATISTICS to if-code.
1937 * tree-phinodes.c (phi_nodes_reused, phi_nodes_created): Always define.
1938 (phinodes_print_statistics): Likewise.
1939 (allocate_phi_node): Convert #ifdef GATHER_STATISTICS to if-code.
1940 * vec.c (struct vec_descriptor): Always define.
1941 (hash_descriptor, eq_descriptor, ptr_hash_entry, hash_ptr, eq_ptr,
1942 vec_descriptor, rester_overhead, free_overhead): Likewise.
1943 (cmp_statistic): Likewise.
1944 (vec_heap_free): Convert #ifdef GATHER_STATISTICS to if-code.
1945 (vec_heap_o_reserve_1): Likewise.
1946 (dump_vec_loc_statistics): Likewise.
1948 2012-07-24 Richard Guenther <rguenther@suse.de>
1950 PR tree-optimization/53616
1951 * tree-loop-distribution.c (ldist_gen): Do not change
1952 partition ordering when merging partitions.
1954 2012-07-24 Alan Modra <amodra@gmail.com>
1958 * config/rs6000/constraints.md (Y): Use mem_operand_gpr.
1959 * config/rs6000/predicates.md (word_offset_memref_operand): Delete.
1960 Adjust all rs6000_legitimate_offset_address_p calls.
1961 * config/rs6000/rs6000-protos.h (mem_operand_gpr): Declare.
1962 (rs6000_secondary_reload_gpr): Declare.
1963 (rs6000_legitimate_offset_address_p): Update prototype.
1964 (rs6000_offsettable_memref_p): Delete.
1965 (rs6000_secondary_reload_ppc64): Delete.
1966 * config/rs6000/rs6000.c (address_offset): New function.
1967 (mem_operand_gpr): Likewise.
1968 (rs6000_legitimate_offset_address_p): Add worst_case param. When
1969 not worst_case assume class of regs with least restrictive offsets.
1971 (legitimate_lo_sum_address_p): Simplify register mode tests.
1972 (rs6000_legitimize_address): Likewise. Assume best case offset
1973 addressing. Combine ELF and MACHO lo_sum code.
1974 (rs6000_mode_dependent_address): Correct offset addressing limits.
1975 (rs6000_offsettable_memref_p): Make static, add reg_mode param.
1976 Use reg_mode to help rs6000_legitimate_offset_address_p.
1977 (rs6000_secondary_reload): Use address_offset. Handle 32-bit multi
1978 gpr load/store when offset too large.
1979 (rs6000_secondary_reload_gpr): Renamed rs6000_secondary_reload_ppc64.
1980 (rs6000_split_multireg_move): Adjust rs6000_offsettable_memref_p calls.
1981 * config/rs6000/rs6000.md (movdf_hardfloat32): Use 'Y' constraint
1982 for gpr load/store. Order alternatives as r->Y,Y->r,r->r and
1983 d->m,m->d,d->d. Correct size of gpr load/store.
1984 (movdf_softfloat32): Use 'Y' constraint for gpr load/store. Order
1986 (movti_ppc64): Likewise.
1987 (movdi_internal32): Likewise. Also disparage fprs.
1988 (movdi_mfpgpr, movdi_internal64): Likewise.
1989 (movtf_internal): Use 'm' for fpr load/store. Order alternatives.
1990 (movtf_softfloat): Order alternatives.
1991 (extenddftf2_internal): Use 'm' and 'Y' for store.
1992 (movti_power, movti_string): Use 'Y' for gpr load/store. Order.
1993 (stack_protect_setdi, stack_protect_testdi): Likewise.
1994 (movdf_hardfloat64_mfpgpr, movdf_hardfloat64): Order alternatives.
1995 (movdf_softfloat64): Likewise.
1996 (reload_<mode>_store): Adjust reload_di_store to provide
1997 reload_si_store as well.
1998 (reload_<mode>_load): Likewise.
2000 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
2003 * config/sh/predicates.md (general_movsrc_operand,
2004 general_movdst_operand): Reject T_REG.
2005 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg,
2006 movsi_i, movsi_ie, movsi_i_lowpart, *movqi_reg_reg, *movhi_reg_reg):
2007 Remove T_REG alternatives.
2008 (*negtstsi): New insn.
2010 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
2013 * config/sh/sh.md (mulsf3_ie): Delete.
2014 (mulsf3_i4): Rename to mulsf3_i.
2015 (mulsf3): Emit mulsf3_i insn.
2017 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
2019 * config/sh/sh.md (addc1, subc1): Delete.
2020 (adddi3_compact): Use addc instead of addc1.
2021 (subdi3_compact): Use subc instead of subc1.
2023 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2025 * config/i386/i386-protos.c (ix86_lea_outperforms): Remove prototype.
2026 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2027 split_cost argument signed.
2028 (ix86_avoid_lea_for_add): Cleanup.
2029 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2030 (ix86_avoid_lea_for_addr): Ditto. Make split_cost signed.
2031 Use gen_lowpart instead of gen_rtx_SUBREG. Cleanup.
2033 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2035 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2037 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2040 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2041 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2042 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2043 addresses. Prevent zero extensions of CONST_INT operands.
2045 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
2047 * sbitmap.h (struct int_list): Remove.
2048 (sbitmap_intersect_of_predsucc, sbitmap_union_of_predsucc):
2049 Remove prototypes of non-existing function.
2050 (sbitmap_intersect_of_predecessors, sbitmap_intersect_of_successors,
2051 sbitmap_union_of_predecessors, sbitmap_union_of_successors): Remove
2053 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
2054 sbitmap_union_of_succs, sbitmap_union_of_preds): Move prototypes to...
2055 * basic-block.h: ... here.
2056 * sbitmap.c: Do not include basic-block.h.
2057 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
2058 sbitmap_union_of_succs, sbitmap_union_of_preds): Move functions to...
2059 * cfganal.c: ... here.
2060 * bt-load.c (compute_out, link_btr_uses): Update for above changes.
2061 * gcse.c (compute_code_hoist_vbeinout): Likewise.
2062 * lcm.c (compute_antinout_edge, compute_available): Likewise.
2063 * Makefile.in: Fix sbitmap.o dependencies.
2065 2012-07-23 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2066 Nick Clifton <nickc@redhat.com>
2068 * config/frv/frv-protos.h (frv_ifcvt_machdep_init): Prototype.
2069 * config/frv/frv.c (frv_ifcvt_machdep_init): Change type of
2070 (unused) parameter to void *.
2072 2012-07-23 Richard Guenther <rguenther@suse.de>
2074 * tree-ssa-alias.c (dump_alias_info): Walk over local decls
2075 instead of referenced vars.
2077 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
2079 * coverage.c: Refer to "notes file" instead of "graph file"
2080 in all comments. Explain history of bbg prefix.
2081 * gcov-io.h: Likewise.
2083 (find_source): Likewise in fnotice.
2084 (read_graph_file): Likewise.
2085 (read_count_file): Likewise.
2086 * doc/gcov.texi: Document -fprofile-dir flag. Add "notes file"
2087 and "data file" explicitly in the explanation of the files.
2089 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
2091 PR tree-optimization/53881
2092 * tree-cfg.c (group_case_labels_stmt): Look up the basic block
2093 for each label and compare them instead of labels.
2095 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
2097 * opts.c (common_handle_option): Do not set
2098 flag_value_profile_transformations for -fprofile-generate.
2099 * profile.c (instrument_values): Use COUNTER_FOR_HIST_TYPE.
2100 (BB_TO_GCOV_INDEX): Remove.
2101 (output_location): Don't use it.
2102 (branch_prob): Likewise. Don't fiddle with the index of
2103 ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR. Use clear_aux_for_blocks.
2104 (find_spanning_tree):
2105 * gcov.c (struct function_info): Document that blocks 0 and 1
2106 are the entry resp. exit blocks in gcov, too, like in GCC itself.
2107 (solve_flow_graph): Use ENTRY_BLOCK and EXIT_BLOCK for special
2108 blocks identification.
2109 (output_lines): Likewise.
2110 * value-prof.c (gimple_value_profile_transformations): Do not
2111 test flag_value_profile_transformations again.
2112 (gimple_ic_transform): Take a gimple_stmt_iterator like all other
2113 transformation functions.
2114 (gimple_values_to_profile):
2115 Don't test flag_value_profile_transformations
2116 * tree-profile.c (tree_profiling): Assert that the cgraph is in
2117 the CGRAPH_STATE_IPA_SSA state.
2118 Do not set, or look at, after_tree_profile.
2119 * function.h (struct function): Remove after_tree_profile bit.
2120 * omp-low.c (expand_omp_taskreg): Don't set after_tree_profile.
2121 * tree-inline.c (initialize_cfun): Don't copy it.
2122 * lto-streamer-out.c (output_struct_function_base): Don't stream it.
2123 * lto-streamer-in.c (input_struct_function_base): Likewise.
2125 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2127 * config/sh/sh.h (TARGET_DYNSHIFT): New macro.
2128 (SH_DYNAMIC_SHIFT_COST): Use it.
2129 * config/sh/sh.c (expand_ashiftrt, shl_sext_kind): Likewise.
2130 (sh_dynamicalize_shift_p): Add TARGET_DYNSHIFT condition.
2131 Add sanity check for input value. Add function description.
2132 * config/sh/sh.md (ashlsi3, ashlsi3_std, ashrsi3_d, lshrsi3,
2133 lshrsi3_d): Use TARGET_DYNSHIFT.
2135 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2137 * config/sh/sh.md (negc): Delete expander.
2138 (*negc): Rename insn to negc.
2140 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2143 * config/i386/i386.md (*lea): New insn pattern.
2145 (*lea<mode>_2): Ditto.
2146 (*lea_{3,4,5,6}_zext): Ditto.
2147 * config/i386/predicates.md (lea_address_operand): Do not reject
2148 zero-extended address operands.
2149 * config/i386/constraints.md (j): Remove address constraint.
2150 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2152 (ix86_print_operand_address): Handle SImode subreg of an address.
2153 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2155 2012-07-22 Hans-Peter Nilsson <hp@axis.com>
2157 Emit executable-stack note correctly for CRIS targets.
2158 * config/cris/cris.c (cris_file_end): New function.
2159 (TARGET_ASM_FILE_END): Define.
2161 2012-07-22 Chung-Lin Tang <cltang@codesourcery.com>
2162 Maxim Kuvyrkov <maxim@codesourcery.com>
2163 NetLogic Microsystems Inc.
2165 * config/mips/mips.c (mips_issue_rate): Handle XLP.
2166 * config/mips/mips.md: Include xlp.md.
2167 * config/mips/xlp.md: New file.
2169 2012-07-21 Steven Bosscher <steven@gcc.gnu.org>
2171 PR gcov-profile/32543
2172 * profile.c (branch_prob): Update total_num_edges_instrumented and
2173 report the number of edges to instrument.
2175 2012-07-21 Oleg Endo <olegendo@gcc.gnu.org>
2177 * config/sh/sh.md: Correct comment regarding clrt and sett insns.
2179 2012-07-21 Andrew Pinski <apinski@cavium.com>
2181 * config/mips/mips.md (*popcountdi2_trunc): New pattern
2182 to handle popcount of a truncation.
2184 2012-07-21 Andrew Pinski <apinski@cavium.com>
2186 * config/mips/mips-protos.h (mips_expand_ext_as_unaligned_load):
2187 Add a bool argument.
2188 * config/mips/mips.c (mips_block_move_straight): Update call to
2189 mips_expand_ext_as_unaligned_load.
2190 (mips_expand_ext_as_unaligned_load): Add unsigned_p argument.
2191 Accept DImode dest when the width is that of SImode.
2192 * config/mips/mips.md (extv): Update call to
2193 mips_expand_ext_as_unaligned_load.
2196 2012-07-21 Andrew Pinski <apinski@cavium.com>
2198 * config/mips/mips.c (mips_get_unaligned_mem): Copy *op after calling
2201 2012-07-20 Maxim Kuvyrkov <maxim@codesourcery.com>
2203 * config/mips/mips.md (define_attr sync_*): Move before "type".
2204 (define_attr "type"): New values "atomic" and "syncloop".
2205 * config/mips/sync.md (atomic_exchange<mode>, atomic_fetch_add<mode>):
2206 Set "type" attribute.
2207 * config/mips/generic.md (generic_atomic, generic_syncloop):
2209 * gcc/config/mips/10000.md, gcc/config/mips/20kc.md,
2210 * gcc/config/mips/24k.md, gcc/config/mips/4130.md,
2211 * gcc/config/mips/4k.md, gcc/config/mips/5400.md,
2212 * gcc/config/mips/5500.md, gcc/config/mips/5k.md,
2213 * gcc/config/mips/7000.md, gcc/config/mips/74k.md,
2214 * gcc/config/mips/9000.md, gcc/config/mips/loongson2ef.md,
2215 * gcc/config/mips/loongson3a.md, gcc/config/mips/octeon.md,
2216 * gcc/config/mips/sb1.md, gcc/config/mips/sr71k.md,
2217 * gcc/config/mips/xlr.md: Handle "atomic" and "syncloop" types.
2219 2012-07-20 Oleg Endo <olegendo@gcc.gnu.org>
2221 * config/sh/sh.md: Group and sort shift related patterns.
2222 (ashlsi3_n, *ashlhi3_n, lshrsi3_n): Remove length attributes.
2224 2012-07-20 Hans-Peter Nilsson <hp@axis.com>
2226 * config/cris/cris.c (cris_asm_output_ident): Remove unused
2227 local variables section_asm_op, size, buf.
2229 2012-07-20 Pat Haugen <pthaugen@us.ibm.com>
2230 Steven Bosscher <steven@gcc.gnu.org>
2232 * config/rs6000/power4.md (power4-store-update): Fix reservation.
2233 (power4-three): Likewise.
2235 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
2236 Greta Yorsh <Greta.Yorsh@arm.com>
2238 * config/arm/arm.c (arm_cortex_a15_tune): New tune.
2239 * config/arm/arm-cores.def (cortex-a15): Use it.
2241 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
2242 Greta Yorsh <Greta.Yorsh@arm.com>
2244 * config/arm/arm-protos.h (tune_params): Add prefer_ldrd_strd.
2245 * config/arm/arm.c (arm_slowmul_tune): Initialize it.
2246 (arm_fastmul_tune, arm_strongarm_tune): Likewise.
2247 (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune): Likewise.
2248 (arm_cortex_tune, arm_cortex_a5_tune, arm_cortex_a9_tune): Likewise.
2249 (arm_fa726te_tune): Likewise.
2251 2012-07-20 Richard Guenther <rguenther@suse.de>
2253 * tree-dfa.c (collect_dfa_stats): Simplify.
2254 * tree-ssa-structalias.c (compute_may_aliases): Do not dump
2256 * cfgexpand.c (estimated_stack_frame_size): Walk over local
2257 decls instead of referenced vars.
2258 * tree-ssa.c (delete_tree_ssa): Simplify.
2259 * tree-tailcall.c (find_tail_calls): Walk over local decls
2260 instead of referenced vars.
2261 (add_virtual_phis): Remove.
2262 (tree_optimize_tail_calls_1): Instead mark the virtual operand
2265 2012-07-20 Steven Bosscher <steven@gcc.gnu.org>
2267 * basic-block.h (BB_FLAGS_TO_PRESERVE): New define.
2268 (brief_dump_cfg): Update prototype to take flags argument.
2269 (check_bb_profile): Remove prototype.
2270 * tracer.c (tracer): Update brief_dump_cfg calls.
2271 * cfghooks.c (dump_bb): Do not pass TDF_COMMENT to dump_bb_info.
2272 Call dump_bb_info before and after the cfghook dump_bb. Terminate
2273 the dump with a newline.
2274 (dump_flow_info): Do not call check_bb_profile.
2275 * cfg.c (clear_bb_flags): Update using BB_FLAGS_TO_PRESERVE.
2276 (check_bb_profile): Make static. Take indent and flags arguments.
2277 (dump_bb_info): Always dump loop depth. With TDF_DETAILS, call
2278 check_bb_profile. Print one edge per line.
2279 (brief_dump_cfg): Take a flags argument, and filter out
2280 TDF_COMMENT and TDF_DETAILS.
2281 * pretty-print.c (pp_base_newline): Set pp_needs_newline to false.
2282 * gimple-pretty-print.c (dump_gimple_bb_header): Do not use
2283 dump_bb_info here, it is already called from dump_bb. Idem for
2285 (dump_gimple_bb_footer): Likewise.
2286 (gimple_dump_bb_buff): Call pp_flush after dump_gimple_stmt to
2287 avoid broken dumps for statement histograms.
2288 (gimple_dump_bb): Handle ENTRY_BLOCK and EXIT_BLOCK. Do
2289 not call pp_flush here, the buffer should be empty.
2290 * sched-rgn.c (debug_region): Pass TDF_BLOCKS to dump_bb.
2291 * sched-vis.c (debug_bb_slim): Likewise.
2292 * tree-cfg.c (remove_bb): Pass dump_flags to dump_bb.
2293 (gimple_debug_bb): Pass TDF_BLOCKS to dump_bb.
2294 (gimple_dump_cfg): Do brief_dump_cfg with TDF_COMMENT.
2295 (dump_function_to_file): Do not call check_bb_profile on
2296 ENTRY_BLOCK and EXIT_BLOCK, check_bb_profile doesn't handle them.
2297 Use dump_bb instead of gimple_dump_bb.
2298 (print_loops_bb): Use dump_bb instead of gimple_dump_bb.
2299 * passes.c (execute_function_dump): Always call print_rtl_with_bb
2301 * cfgrtl.c (print_rtl_with_bb): Handle printing without an up-to-date
2302 CFG. With TDF_BLOCKS and TDF_DETAILS, do DF dumps at the top and
2303 bottom of each basic block.
2305 2012-07-20 Richard Guenther <rguenther@suse.de>
2307 PR tree-optimization/54031
2308 * tree-ssa-ccp.c (get_value_from_alignment): Use
2309 get_pointer_alignment_1.
2311 2012-07-20 Richard Guenther <rguenther@suse.de>
2313 * tree-inline.c (add_local_variables): Remove check_var_ann
2314 parameter and dead code.
2315 (expand_call_inline): Adjust.
2316 (tree_function_versioning): Likewise.
2318 2012-07-20 Jakub Jelinek <jakub@redhat.com>
2321 * tree-vrp.c (nonnull_arg_p): Handle all nonnull attributes instead
2322 of just the first one.
2324 2012-07-20 Richard Guenther <rguenther@suse.de>
2326 * builtins.c (get_object_alignment_2): Correct offset handling
2327 when using type alignment of a MEM_REF kind base.
2329 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2332 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2333 (_lzcnt_u64): Ditto.
2335 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2337 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2339 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2341 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2342 defining statement is a SSA name that occurs in abnormal PHIs.
2344 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2346 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2349 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2351 PR rtl-optimization/53942
2352 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2353 directly from likely spilled non-fixed hard registers, move them
2356 2012-07-19 Steve Ellcey <sellcey@mips.com>
2358 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2361 2012-07-19 Jason Merrill <jason@redhat.com>
2364 * dwarf2out.c (get_die_parent): New.
2365 (generate_type_signature): Use it.
2367 2012-07-19 Richard Henderson <rth@redhat.com>
2369 * config/ia64/vect.md (smulv4hi3_highpart): New.
2370 (umulv4hi3_highpart): New.
2371 (vec_widen_smult_even_v4hi): Rename from pmpy2_even.
2372 (vec_widen_smult_odd_v4hi): Rename from pmpy2_odd.
2373 (udot_prodv8qi, sdot_prodv8qi): Remove.
2374 (sdot_prodv4hi, udot_prodv4hi): Remove.
2375 * config/ia64/ia64.c (ia64_expand_dot_prod_v8qi): Remove.
2376 * config/ia64/ia64-protos.h: Update.
2378 * tree-vect-patterns.c (vect_recog_divmod_pattern): Do not require
2379 vectors larger than UNITS_PER_WORD.
2381 * expr.c (store_constructor): Initialize icode with CODE_FOR_nothing.
2382 * tree-vect-stmts.c (vectorizable_operation): Use LAST_INSN_CODE for
2383 dummy != CODE_FOR_nothing value.
2385 2012-07-19 Uros Bizjak <ubizjak@gmail.com>
2387 * doc/tm.texi.in (MODE_AFTER): Add entity as the first macro argument.
2388 * doc/tm.texi: Regenerate.
2389 * mode-switching.c (optimize_mode_switching): Update MODE_AFTER call.
2390 * config/sh/sh.h (MODE_AFTER): Update.
2391 * config/epiphany/epiphany.h (MODE_AFTER): Update.
2393 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2396 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2397 (cleanup_tree_cfg_bb): Don't call it.
2398 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2401 2012-07-19 Christian Bruel <christian.bruel@st.com>
2404 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2406 2012-07-19 Richard Guenther <rguenther@suse.de>
2407 Eric Botcazou <ebotcazou@adacore.com>
2409 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2410 about transition from invariant to known bits.
2411 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2413 2012-07-19 Richard Guenther <rguenther@suse.de>
2415 PR tree-optimization/53970
2416 * tree-vect-data-refs.c (not_size_aligned): Avoid sign-compare warning.
2418 2012-07-19 Tristan Gingold <gingold@adacore.com>
2419 Richard Henderson <rth@redhat.com>
2421 * opts.c (finish_options): Handle UI_SEH.
2422 * expr.c (build_personality_function): Handle UI_SEH.
2423 * dwarf2out.c (dwarf2out_begin_prologue): Handle UI_SEH.
2424 * coretypes.h (unwind_info_type): Add UI_SEH.
2425 * config/i386/winnt.c (i386_pe_seh_emit_except_personality):
2427 (i386_pe_seh_init_sections): Likewise.
2428 * config/i386/cygming.h (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): Define.
2429 (TARGET_ASM_INIT_SECTIONS): Define.
2430 * common/config/i386/i386-common.c (TARGET_EXCEPT_UNWIND_INFO): Define.
2431 (i386_except_unwind_info): New function.
2433 2012-07-18 Maciej W. Rozycki <macro@codesourcery.com>
2434 Chao-ying Fu <fu@mips.com>
2436 * config/mips/mips.opt (mmcu): New option.
2437 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2438 _mips_mcu when TARGET_MCU.
2439 (ASM_SPEC): Pass mcu options to the assembler.
2440 * doc/invoke.texi (MIPS Options): Document -mmcu and -mno-mcu.
2442 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2444 * config.gcc (v850-*-rtems*): New target.
2445 * config/v850/rtems.h: New.
2446 * config/v850/t-rtems: New.
2448 2012-07-18 Bill Schmidt <wschmidt@linux.ibm.com>
2450 * doc/invoke.texi: Add -fhoist-adjacent-loads and -ftree-slsr to list
2451 of flags controlling optimization; add -ftree-slsr to list of flags
2452 enabled by default at -O; add -fhoist-adjacent-loads to list of flags
2453 enabled by default at -O2; add -fvect-cost-model to list of flags
2454 enabled by default at -O3; document -fhoist-adjacent-loads and
2456 * opts.c (default_option): Make -ftree-slsr default at -O1 and above.
2457 * gimple-ssa-strength-reduction.c (gate_strength_reduction): Use
2459 * common.opt: Add -ftree-slsr with flag_tree_slsr.
2461 2012-07-18 Jie Zhang <jzhang918@gmail.com>
2462 Julian Brown <julian@codesourcery.com>
2464 * config/arm/arm.c (arm_rtx_costs_1): Adjust cost for CONST_VECTOR.
2465 (arm_size_rtx_costs): Likewise.
2466 (neon_valid_immediate): Add a case for double 0.0.
2468 2012-07-18 Andrew Stubbs <ams@codesourcery.com>
2469 Mark Shinwell <shinwell@codesourcery.com>
2470 Julian Brown <julian@codesourcery.com>
2472 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp)
2473 (*movdi_vfp_cortexa8, *movsf_vfp, *thumb2_movsf_vfp)
2474 (*movdf_vfp, *thumb2_movdf_vfp, *movsfcc_vfp)
2475 (*thumb2_movsfcc_vfp, *movdfcc_vfp, *thumb2_movdfcc_vfp): Add
2477 * config/arm/arm.md (neon_type): Update comment.
2479 2012-07-18 Richard Guenther <rguenther@suse.de>
2481 PR tree-optimization/53970
2482 * tree.h (contains_packed_reference): Remove.
2483 * expr.c (contains_packed_reference): Likewise.
2484 * tree-vect-data-refs.c (not_size_aligned): New function.
2485 (vector_alignment_reachable_p): Use it.
2486 (vect_supportable_dr_alignment): Likewise.
2488 2012-07-18 Richard Guenther <rguenther@suse.de>
2490 * tree.h (get_object_or_type_alignment): Remove.
2491 * builtins.c (get_object_alignment_2): New function copied from
2492 get_object_alignment_1. Take extra argument to indicate whether
2493 we take the address of EXP. Rework to use type alignment information
2494 if not, and return whether the result is an approximation or not.
2495 (get_object_alignment_1): Wrap around get_object_alignment_2.
2496 (get_pointer_alignment_1): Call get_object_alignment_2 indicating
2497 we take the address.
2498 (get_object_or_type_alignment): Remove.
2499 * expr.c (expand_assignment): Call get_object_alignment.
2500 (expand_expr_real_1): Likewise.
2502 2012-07-18 Nick Clifton <nickc@redhat.com>
2504 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2506 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
2508 * config/sh/sh.md (mulsidi3, umulsidi3): Remove constraints in
2509 expander. Use arith_reg_dest predicate.
2510 (rotldi3, rotrdi3): Remove constraints in expander.
2511 (adddi3_compact, subdi3_compact, mulsidi3_compact, umulsidi3_compact,
2512 ashlsi3_n, *ashlhi3_n, ashrsi2_16, ashrsi2_31, lshrsi3_n): Convert to
2515 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
2518 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2520 * config/sh/sh.c (sh_option_override): Do not change
2521 flag_finite_math_only. Set TARGET_IEEE to complement of
2522 flag_finite_math_only.
2523 * doc/invoke.texi (SH options): Add mno-ieee. Correct description
2524 of mieee and mno-ieee behavior.
2526 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
2528 * graphite-poly.c (print_pbb_body): Fixup dump_bb call.
2530 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
2532 * dumpfile.h (TDF_COMMENT): New define.
2533 * basic-block.h (EDGE_FALLTHRU, EDGE_ABNORMAL, EDGE_ABNORMAL_CALL,
2534 EDGE_EH, EDGE_FAKE, EDGE_DFS_BACK, EDGE_CAN_FALLTHRU,
2535 EDGE_IRREDUCIBLE_LOOP, EDGE_SIBCALL, EDGE_LOOP_EXIT, EDGE_TRUE_VALUE,
2536 EDGE_FALSE_VALUE, EDGE_EXECUTABLE, EDGE_CROSSING, EDGE_PRESERVE):
2537 Move to new file cfg-flags.h.
2538 (enum cfg_edge_flags): New enum, using cfg-flags.h.
2539 (EDGE_ALL_FLAGS): Compute value automatically.
2540 (BB_NEW, BB_REACHABLE, BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK,
2541 BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION,
2542 BB_DUPLICATED, BB_NON_LOCAL_GOTO_TARGET, BB_RTL,
2543 BB_FORWARDER_BLOCK, BB_NONTHREADABLE_BLOCK, BB_MODIFIED, BB_VISITED,
2544 BB_IN_TRANSACTION): Move to new file cfg-flags.h.
2545 (enum bb_flags): Rename to cfg_bb_flags. Use cfg-flags.h.
2546 (BB_ALL_FLAGS): New, compute value automatically.
2547 (dump_bb_info): Update prototype.
2548 (dump_edge_info): Update prototype.
2549 * cfg-flags.h: New file.
2550 * cfg.c (dump_edge_info): Take flags argument. Be verbose only if
2551 TDF_DETAILS and not TDF_SLIM. Include cfg-flags.h for bitnames.
2552 Check that the edge flags are within the range of EDGE_ALL_FLAGS.
2553 (debug_bb): Update dump_bb call.
2554 (dump_cfg_bb_info): Remove.
2555 (dump_bb_info): New function. Use cfg-flags.h for bitnames.
2556 Adjust verbosity using TDF_* flags. Check that the basic block flags
2557 are within the range of BB_ALL_FLAGS.
2558 (brief_dump_cfg): Use dump_bb_info instead of dump_cfg_bb_info.
2559 * cfghooks.h (struct cfghooks): Update dump_bb hook, take a FILE
2560 first for consistency with other dump functions.
2561 (dump_bb): Update prototype accordingly.
2562 * cfghooks.c: Include dumpfile.h.
2563 (verify_flow_info): Update dump_edge_info calls.
2564 (dump_bb): Take a flags argument and pass it around.
2565 Use dump_bb_info to dump common information about a basic block.
2566 (dump_flow_info): Moved here from cfgrtl.c. Make IL agnostic.
2567 (debug_flow_info): Moved here from cfgrtl.c.
2568 * profile.c (is_edge_inconsistent): Update dump_bb calls.
2569 * loop-invariant.c (find_defs): Update print_rtl_with_bb call.
2570 * rtl.h (debug_bb_n_slim, debug_bb_slim, print_rtl_slim,
2571 print_rtl_slim_with_bb): Remove prototypes.
2572 (dump_insn_slim): Adjust prototype to take a const_rtx.
2573 (print_rtl_with_bb): Adjust prototype.
2574 * sched-rgn.c (debug_region): Use dump_bb instead of debug_bb_n_slim.
2575 * sched-vis.c (dump_insn_slim): Take a const_rtx.
2576 (debug_insn_slim): Prototype here near DEBUG_FUNCTION marker.
2577 (print_rtl_slim_with_bb): Remove.
2578 (print_rtl_slim): Rename to debug_rtl_slim. Print only insn info,
2579 not basic block info (print_rtl_with_bb with TDF_SLIM should be used
2580 for that. Prototype here near DEBUG_FUNCTION marker.
2581 (debug_bb_slim): Prototype here near DEBUG_FUNCTION marker.
2583 (debug_bb_n_slim): Prototype here near DEBUG_FUNCTION marker.
2584 * tree-cfg.c (gimple_can_merge_blocks_p): Use EDGE_COMPLEX.
2585 (remove_bb): Update dump_bb call.
2586 (gimple_debug_bb): Use dump_bb.
2587 (dump_function_to_file): Update gimple_dump_bb call.
2588 (print_loops_bb): Likewise.
2589 * tree-flow.h (gimple_dump_bb): Update prototype.
2590 * gimple-pretty-print.c (dump_bb_header): Rename to
2591 dump_gimple_bb_header. Write to a stream instead of a pretty
2592 printer. Use dump_bb_info to dump basic block info.
2593 (dump_bb_end): Rename to dump_gimple_bb_footer. Write to a
2594 stream instead of a pretty printer. Use dump_bb_info.
2595 (gimple_dump_bb_buff): Do not call dump_bb_header and dump_bb_end.
2596 (gimple_dump_bb): Do it here with dump_gimple_bb_header and
2597 dump_gimple_bb_footer.
2598 * cfgrtl.c (rtl_dump_bb): Update prototype. Only dump DF if the
2599 dump flags have TDF_DETAILS. Use dump_insn_slim if TDF_SLIM.
2600 (print_rtl_with_bb): Take a flags argument and pass it around.
2601 Use dump_insn_slim if TDF_SLIM.
2602 (dump_bb_info): Removed and re-incarnated in cfg.c.
2603 (dump_flow_info): Moved to cfghooks.c.
2604 (debug_flow_info): Moved to cfghooks.c.
2605 * passes.c (execute_function_dump): Unconditionally use
2606 print_rtl_with_bb for RTL dumps, now that it understands TDF_SLIM.
2607 * final.c (dump_basic_block_info): Update dump_edge_info calls.
2608 * tree-vrp.c (dump_asserts_for): Likewise.
2609 * ifcvt.c (if_convert): Unconditionally use print_rtl_with_bb.
2610 * tree-if-conv.c (if_convertible_bb_p): Don't look at
2611 EDGE_ABNORMAL_CALL, it has no meaning in the GIMPLE world.
2612 * trans-mem.c (make_tm_edge): Don't set EDGE_ABNORMAL_CALL,
2613 for the same reason.
2614 * config/rl78/rl78.c (rl78_reorg): Update print_rtl_with_bb calls.
2616 2012-07-17 Richard Guenther <rguenther@suse.de>
2618 * tree-vect-data-refs.c (vect_get_new_vect_var): Add referenced
2619 vars here, use create_tmp_reg where appropriate.
2620 (vect_create_addr_base_for_vector_ref): Do not add referenced
2621 vars here, use create_tmp_reg where appropriate.
2622 (vect_create_data_ref_ptr): Likewise.
2623 (vect_create_destination_var): Likewise.
2624 (vect_permute_store_chain): Likewise.
2625 (vect_permute_load_chain): Likewise.
2626 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks):
2628 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
2629 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
2630 (vect_handle_widen_op_by_const): Likewise.
2631 * tree-vect-stmts.c (vect_init_vector): Likewise.
2632 (vectorizable_load): Likewise.
2634 2012-07-17 Tom de Vries <tom@codesourcery.com>
2636 * hwint.c: Fix loop range.
2638 2012-07-17 Tom de Vries <tom@codesourcery.com>
2640 * double-int.h (double_int_popcount): New inline function.
2641 * hwint.c (popcount_hwi): New function.
2642 * hwint.h (popcount_hwi): Declare function. New inline function.
2644 2012-07-17 Richard Henderson <rth@redhat.com>
2646 * tree-vect-stmts.c (supportable_widening_operation): Remove decl
2648 (vectorizable_conversion): Update supportable_widening_operation call.
2649 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
2650 (vect_recog_widen_shift_pattern): Likewise.
2651 * tree-vectorizer.h: Update decl.
2653 2012-07-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2654 Ulrich Weigand <ulrich.weigand@linaro.org>
2656 * common/config/arm/arm-common.c (arm_option_optimization_table):
2657 Enable -fsched-pressure by default while optimizing.
2658 * config/arm/arm.c (arm_option_override): Use the alternate scheduler
2659 pressure algorithm by default.
2661 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
2663 * config/sh/sh.h (CONST_OK_FOR_I06): Delete.
2664 (CONST_OK_FOR_I10): Move macro to ...
2665 * config/sh/sh.c: ... here.
2666 (sh_legitimate_index_p): Use satisfies_constraint_I06 instead of
2669 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
2671 * config/sh/sh.md: Delete mov related define_peephole patterns.
2673 2012-07-16 Jonathan Wakely <jwakely.gcc@gmail.com>
2676 * doc/install.texi (Installing GCC): Refer to instructions for
2677 released versions. Fix hyphenation.
2679 2012-07-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2681 * config/spu/spu.c (targetm): Move to bottom of file.
2682 (spu_attribute_table): Likewise.
2683 (spu_option_override, spu_init_builtins, spu_builtin_decl,
2684 spu_scalar_mode_supported_p, spu_vector_mode_supported_p,
2685 spu_legitimate_address_p, spu_addr_space_legitimate_address_p,
2686 adjust_operand, get_pic_reg, need_to_save_reg, frame_emit_store,
2687 frame_emit_load, frame_emit_add_imm, emit_nop_for_insn,
2688 insn_clobbers_hbr, spu_emit_branch_hint, spu_emit_vector_compare,
2689 get_branch_target, spu_machine_dependent_reorg, spu_sched_issue_rate,
2690 spu_sched_variable_issue, spu_sched_adjust_cost, spu_sched_init_global,
2691 spu_sched_init, spu_sched_reorder, spu_handle_fndecl_attribute,
2692 spu_handle_vector_attribute, spu_pass_by_reference, spu_function_arg,
2693 spu_function_arg_advance, spu_build_builtin_va_list, spu_va_start,
2694 spu_gimplify_va_arg_expr, store_with_one_insn_p, reg_aligned_for_addr,
2695 spu_assemble_integer, spu_asm_globalize_label, spu_rtx_costs,
2696 spu_function_ok_for_sibcall, spu_init_libfuncs, spu_return_in_memory,
2697 spu_encode_section_info, spu_legitimize_address,
2698 spu_addr_space_legitimize_address, spu_builtin_mask_for_load,
2699 spu_builtin_vectorization_cost, spu_vector_alignment_reachable,
2700 spu_addr_space_pointer_mode, spu_addr_space_address_mode,
2701 spu_addr_space_subset_p, spu_addr_space_convert, spu_sms_res_mii,
2702 spu_section_type_flags, spu_select_section, spu_unique_section,
2703 spu_trampoline_init, spu_conditional_register_usage,
2704 spu_ref_may_alias_errno, spu_output_mi_thunk, spu_unwind_word_mode,
2705 spu_libgcc_cmp_return_mode, spu_libgcc_shift_count_mode,
2706 spu_setup_incoming_varargs): Remove prototypes.
2707 (spu_legitimize_address): Add "static" to definition.
2709 2012-07-16 Jakub Jelinek <jakub@redhat.com>
2711 * config/i386/rtmintrin.h (_xabort): Remove trailing semicolon.
2713 2012-07-16 Ulrich Weigand <ulrich.weigand@linaro.org>
2715 * tree-ssa-ccp.c (optimize_unreachable): Check gsi_end_p
2716 before calling gsi_stmt.
2718 2012-07-16 Kirill Yukhin <kirill.yukhin@intel.com>
2721 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
2723 * config/i386/i386.md (stack_protect_set): Disable the pattern
2724 for Android since Android libc (bionic) does not provide random
2725 value for stack protection guard at gs:0x14. Guard value
2726 will be provided from external symbol (default implementation).
2727 (stack_protect_set_<mode>): Likewise.
2728 (stack_protect_test): Likewise.
2729 (stack_protect_test_<mode>): Likewise.
2731 2012-07-16 H.J. Lu <hongjiu.lu@intel.com>
2735 * gimple.c (gimple_types_compatible_p_1): Restore type attribute
2738 2012-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
2740 * opts.c (default_option): Add -fvect-cost-model to default options
2743 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
2745 * graphite-clast-to-gimple.c, graphite-dependences.c,
2746 graphite-sese-to-poly.c: Include tree-pass.h instead of dumpfile.h
2747 for pass TODO flags.
2748 * Makefile.in: Fix dependencies.
2750 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
2752 * haifa-sched.c (init_before_recovery): Do not set EDGE_CAN_FALLTHRU.
2753 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
2755 * function.c (stack_protect_epilogue): Use expand_call to expand
2756 targetm.stack_protect_fail.
2757 * stmt.c (expand_expr_stmt): Remove now-unused function.
2758 * tree.h (expand_expr_stmt): Remove prototype.
2759 * doc/tm.texi.in (TARGET_STACK_PROTECT_FAIL): Document that this
2760 hook must return a CALL_EXPR.
2761 * doc/tm.texi: Regenerate.
2763 * emit-rtl.c (emit_label_before): Do not allow the same label
2764 to be emitted twice.
2765 (emit_label_after): Likewise.
2766 (emit_label): Likewise.
2768 * flags.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
2769 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): Move to tree.h.
2770 * tree.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
2771 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): New home.
2773 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
2775 * system.h (dump_file): Do not define.
2776 * tree-pass.h: Include dumpfile.h, which is a new file containing...
2777 (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p,
2778 dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p,
2779 dump_flag_name, dump_file, dump_flags, dump_file_name,
2780 get_dump_file_info, struct dump_file_info): all of this, moved to...
2781 * dumpfile.h: Here, new file.
2782 * tree-dump.h: Include dumpfile.h, but not tree-pass.h.
2783 (dump_stmt): Remove prototype for C++ specific function.
2784 (dump_enumerated_decls): Move prototype from here...
2785 * tree-flow.h (dump_enumerated_decls): ... to here.
2786 (get_ref_base_and_extent) Move prototype from here ...
2787 * tree.h (get_ref_base_and_extent) ... to here.
2788 * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because
2789 gimple-pretty-print.h is enough. Do not include tree-dump.h,
2790 include timevar.h and dumpfile.h instead.
2791 (struct numbered_tree_d, compare_decls_by_uid,
2792 dump_enumerated_decls_push, dump_enumerated_decls): Move from here ...
2793 * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid,
2794 dump_enumerated_decls_push, dump_enumerated_decls):... to here.
2795 Do not include timevar.h.
2796 * tree.c: Do not include timevar.h.
2797 * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and
2799 (dump_cfg_stats): Use current_function_name.
2800 (gimple_cfg2vcg): Likewise.
2801 (dump_function_to_file): Likewise.
2802 * df-scan.c: Do not include tree-pass.h and timevar.h.
2804 (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not
2805 use print_current_pass.
2806 * df-problems.c: Include dumpfile.h.
2807 Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it
2808 leads to errors in the code not selected.
2809 (df_note_compute): Do not print_rtl_with_bb here. Fix compilation
2810 bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here.
2811 * lcm.c: Include dumpfile.h.
2812 Remove obsolete include of insn-attr.h.
2813 * dojump.c (do_compare_rtx_and_jump): Remove failure printing for
2814 missing probability notes.
2815 * stmt.c: Include dumpfile.h.
2816 (emit_case_decision_tree): Re-enable printing expand details only
2818 * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c,
2819 cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c,
2820 cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c,
2821 coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c,
2822 dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c,
2823 function.c, fwprop.c, gcse.c, gimple-fold.c,
2824 gimple-pretty-print.c, gimple-ssa-strength-reduction.c,
2825 gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c,
2826 graphite-dependences.c, graphite-interchange.c,
2827 graphite-optimize-isl.c, graphite-poly.c,
2828 graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c,
2829 ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c,
2830 ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c,
2831 ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c,
2832 jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c,
2833 loop-unroll.c, loop-unswitch.c, lower-subreg.c,
2834 lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c,
2835 mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c,
2836 plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c,
2837 print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c,
2838 regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c,
2839 sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c,
2840 store-motion.c, tracer.c, trans-mem.c, tree-affine.c,
2841 tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c,
2842 tree-data-ref.c, tree-diagnostic.c, tree-dump.c,
2843 tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c,
2844 tree-mudflap.c, tree-nrv.c, tree-object-size.c,
2845 tree-optimize.c, tree-outof-ssa.c, tree-predcom.c,
2846 tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c,
2847 tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c,
2848 tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c,
2849 tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c,
2850 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c,
2851 tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c,
2852 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
2853 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
2854 tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c,
2855 tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c,
2856 tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c,
2857 tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c,
2858 tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c,
2859 tree-ssa-threadedge.c, tree-ssa-threadupdate.c,
2860 tree-ssa-uncprop.c, tree-ssa-uninit.c,
2861 tree-switch-conversion.c, tree-tailcall.c,
2862 tree-vect-data-refs.c, tree-vect-loop.c,
2863 tree-vect-loop-manip.c, tree-vectorizer.c,
2864 tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c,
2865 tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h
2866 only if needed. If tree-pass.h is included, do not include timevar.h
2867 and dumpfile.h. If tree-pass.h is not included but dump_file, or
2868 dump_flags, or the TDF_* flags are used, include dumpfile.h.
2869 If gimple-pretty-print.h is included, don't include
2870 tree-pretty-print.h. Remove assorted unnecessary includes.
2872 * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c,
2873 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
2874 config/spu/spu.c, config/mep/mep.c, config/i386/i386.c:
2876 * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h.
2877 * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep,
2878 spu/t-spu-elf: Fix dependencies.
2880 2012-07-16 Dehao Chen <dehao@google.com>
2883 2012-07-10 Dehao Chen <dehao@google.com>
2885 * tree.h (phi_arg_d): New field.
2886 * tree-flow-inline.h (gimple_phi_arg_block): New function.
2887 (gimple_phi_arg_block_from_edge): New function.
2888 (gimple_phi_arg_set_block): New function.
2889 (gimple_phi_arg_has_block): New function.
2890 (redirect_edge_var_map_block): New function.
2891 * tree-flow.h (_edge_var_map): New field.
2892 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
2893 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
2894 redirect_edge_var_map_add.
2895 * tree-outof-ssa.c (_elim_graph): New field.
2896 (insert_partition_copy_on_edge): New parameter.
2897 (insert_value_copy_on_edge): New parameter.
2898 (insert_rtx_to_part_on_edge): New parameter.
2899 (insert_part_to_rtx_on_edge): New parameter.
2900 (elim_graph_add_edge): New parameter.
2901 (elim_graph_remove_succ_edge): New parameter.
2902 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
2903 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
2904 (new_elim_graph): Add block debug info.
2905 (clear_elim_graph): Likewise.
2906 (delete_elim_graph): Likewise.
2907 (elim_graph_add_node): Likewise.
2908 (elim_graph_add_edge): Likewise.
2909 (elim_graph_remove_succ_edge): Likewise.
2910 (eliminate_build): Likewise.
2911 (elim_forward): Likewise.
2912 (elim_unvisited_predecessor): Likewise.
2913 (elim_backward): Likewise.
2914 (elim_create): Likewise.
2915 (eliminate_phi): Likewise.
2916 (insert_backedge_copies): Likewise.
2917 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
2919 (rewrite_add_phi_arguments): Likewise.
2920 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
2921 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
2922 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
2923 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
2924 * tree-ssa-loop-manip.c (create_iv): Likewise.
2925 (add_exit_phis_edge): Likewise.
2926 (split_loop_exit_edge): Likewise.
2927 (copy_phi_node_args): Likewise.
2928 (tree_transform_and_unroll_loop): Likewise.
2929 * value-prof.c (gimple_ic): Likewise.
2930 (gimple_stringop_fixed_value): Likewise.
2931 * tree-tailcall.c (add_successor_phi_arg): Likewise.
2932 (eliminate_tail_call): Likewise.
2933 (create_tailcall_accumulator): Likewise.
2934 (tree_optimize_tail_calls_1): Likewise.
2935 * tree-phinodes.c (add_phi_arg): Likewise.
2936 (make_phi_node): Likewise.
2937 (resize_phi_node): Likewise.
2938 (remove_phi_arg_num): Likewise.
2939 * omp-low.c (expand_parallel_call): Likewise.
2940 (expand_omp_for_static_chunk): Likewise.
2941 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
2943 (slpeel_update_phi_nodes_for_guard1): Likewise.
2944 (slpeel_update_phi_nodes_for_guard2): Likewise.
2945 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2946 (set_prologue_iterations): Likewise.
2947 (slpeel_tree_peel_loop_to_edge): Likewise.
2948 (vect_loop_versioning): Likewise.
2949 * tree-parloops.c (create_phi_for_local_result): Likewise.
2950 (transform_to_exit_first_loop): Likewise.
2951 (create_parallel_loop): Likewise.
2952 * ipa-split.c (split_function): Likewise.
2953 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
2954 (vect_create_epilog_for_reduction): Likewise.
2955 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
2956 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
2957 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2958 (cond_if_else_store_replacement_1): Likewise.
2959 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
2960 (remove_forwarder_block_with_phi): Likewise.
2961 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
2962 * tree-predcom.c (initialize_root_vars): Likewise.
2963 (initialize_root_vars_lm): Likewise.
2964 * sese.c (sese_add_exit_phis_edge): Likewise.
2965 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2966 * tree-ssa.c (flush_pending_stmts): Likewise.
2967 (redirect_edge_var_map_add): Likewise.
2968 (ssa_redirect_edge): Likewise.
2969 * gimple-streamer-in.c (input_phi): Likewise.
2970 * tree-vect-stmts.c (vectorizable_load): Likewise.
2971 * tree-inline.c (copy_phis_for_bb): Likewise.
2972 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2973 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
2974 * tree-cfg.c (reinstall_phi_args): Likewise.
2975 (gimple_make_forwarder_block): Likewise.
2976 (add_phi_args_after_copy_edge): Likewise.
2977 (gimple_duplicate_sese_tail): Likewise.
2979 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
2981 * config/i386/i386.md (stack_protect_set): Disable the pattern
2982 for Android since Android libc (bionic) does not provide random
2983 value for stack protection guard at gs:0x14. Guard value
2984 will be provided from external symbol (default implementation).
2985 (stack_protect_set_<mode>): Likewise.
2986 (stack_protect_test): Likewise.
2987 (stack_protect_test_<mode>): Likewise.
2989 2012-07-16 Hans-Peter Nilsson <hp@axis.com>
2991 * config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
2992 * config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
2993 CONSTANT_P and cris_legitimate_address_p.
2994 * config/cris/cris.c (cris_legitimate_address_p): Make non-static.
2995 (cris_preferred_reload_class): Don't return GENERAL_REGS as
2996 preferred to MOF_SRP_REGS.
2998 * config/cris/cris.c (cris_init_libfuncs): Handle initialization
2999 of library functions for basic atomic compare-and-swap.
3000 * config/cris/cris.h (TARGET_ATOMICS_MAY_CALL_LIBFUNCS): New macro.
3001 * config/cris/cris.opt (munaligned-atomic-may-use-library): New option.
3002 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>")
3003 ("cris_atomic_fetch_<atomic_op_name><mode>_1")
3004 ("atomic_compare_and_swap<mode>")
3005 ("cris_atomic_compare_and_swap<mode>_1"): Make conditional on
3006 TARGET_ATOMICS_MAY_CALL_LIBFUNCS for sizes larger than byte.
3007 * config/cris/cris.c (cris_print_operand) <case 'P', 'q'>: New cases.
3008 * config/cris/sync.md (atomic_op_op_cnstr): New code_attr.
3009 (atomic_op_op_pred): Ditto.
3010 (atomic_op_mnem_pre_op2): Renamed from atomic_op_mnem_pre; to
3011 reflect the change to include %2 in expansion. All callers changed.
3012 (qm3): New mode_attr.
3013 ("atomic_fetch_<atomic_op_name><mode>"): Use <atomic_op_op_pred>
3014 as predicate for operand 2.
3015 ("cris_atomic_fetch_<atomic_op_name><mode>_1"): Update FIXME. Use
3016 "<atomic_op_op_pred>" "<atomic_op_op_cnstr>" for predicate and
3017 constraint for operand 2.
3018 ("atomic_compare_and_swap<mode>"): Add FIXME. Change predicate to
3019 nonmemory_operand for operand 3.
3020 ("cris_atomic_compare_and_swap<mode>_1"): Change operand 3 to
3021 exclude memory. Improve emitted sync code for v10 and v32. Use
3022 <qm3> instead of <m> for size designator for cmp.
3023 ("atomic_compare_and_swap<mode>"): Change predicate to
3024 nonmemory_operand for operand 3. Add FIXME.
3025 ("cris_atomic_compare_and_swap<mode>_1"): Change predicates and
3026 constraints for operand 3 to exclude memory.
3027 ("atomic_fetch_<atomic_op_name><mode>")
3028 ("atomic_compare_and_swap<mode>"): Gate expand_mem_thread_fence
3029 calls on result of call to need_atomic_barrier_p.
3031 2012-07-15 Richard Sandiford <rdsandiford@googlemail.com>
3033 * config/mips/mips.md (move_type): Replace mfhilo and mthilo
3035 (type): Split mfhilo into mfhi and mflo. Split mthilo into mthi
3036 and mtlo. Adjust move_type->type mapping.
3037 (may_clobber_hilo): Split mthilo into mthi and mtlo.
3038 (*movdi_32bit, *movdi_32bit_mips16, *movdi_64bit, *movdi_64bit_mips16)
3039 (*mov<mode>_internal, *mov<mode>_mips16, *movhi_internal)
3040 (*movhi_mips16, *movqi_internal, *movqi_mips16): Use mtlo and mflo
3041 instead of mthilo and mfhilo.
3042 (mfhi<GPR:mode>_<HILO:mode>): Use mfhi instead of mfhilo.
3043 (mthi<GPR:mode>_<HILO:mode>): Use mthi instead of mthilo.
3044 * config/mips/mips-dsp.md (mips_extr_w, mips_extr_r_w, mips_extr_rs_w)
3045 (mips_extr_s_h, mips_extp, mips_extpdp, mips_shilo, mips_mthlip):
3046 Use mflo instead of mfhilo.
3047 * config/mips/10000.md (r10k_arith): Split mthilo.
3048 (r10k_mfhi, r10k_mflo): Use mfhi and mflo directly.
3049 * config/mips/sb1.md (ir_sb1_mfhi, ir_sb1_mflo): Likewise.
3050 (ir_sb1_mthilo): Split mthilo into mthi and mtlo.
3051 * config/mips/20kc.md (r20kc_imthilo, r20kc_imfhilo): Split
3053 * config/mips/24k.md (r24k_int_mfhilo, r24k_int_mthilo): Likewise.
3054 * config/mips/4130.md (vr4130_class, vr4130_mfhilo, vr4130_mthilo):
3056 * config/mips/4k.md (r4k_int_mthilo, r4k_int_mfhilo): Likewise.
3057 * config/mips/5400.md (ir_vr54_hilo): Likewise.
3058 * config/mips/5500.md (ir_vr55_mthilo, ir_vr55_mfhilo): Likewise.
3059 * config/mips/5k.md (r5k_int_mthilo, r5k_int_mfhilo): Likewise.
3060 * config/mips/7000.md (rm7_mthilo, rm7_mfhilo): Likewise.
3061 * config/mips/74k.md (r74k_int_mfhilo, r74k_int_mthilo): Likewise.
3062 * config/mips/9000.md (rm9k_mfhilo, rm9k_mthilo): Likewise.
3063 * config/mips/generic.md (generic_hilo): Likewise.
3064 * config/mips/loongson2ef.md (ls2_alu): Likewise.
3065 * config/mips/loongson3a.md (ls3a_mfhilo): Likewise.
3066 * config/mips/octeon.md (octeon_imul_o1, octeon_imul_o2)
3067 (octeon_mfhilo_o1, octeon_mfhilo_o2): Likewise.
3068 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
3069 * config/mips/xlr.md (xlr_hilo): Likewise.
3071 2012-07-14 Andrew Stubbs <ams@codesourcery.com>
3072 Sandra Loosemore <sandra@codesourcery.com>
3074 * config/sh/sh.h (SH_ASM_SPEC): Add spaces between options.
3076 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3078 * config/i386/i386.c (ix86_set_reg_reg_cost): Enable TFmode/TCmode
3081 2012-07-14 Steven Bosscher <steven@gcc.gnu.org>
3083 * toplev.c (init_asm_output): Open asm_out_file in 'w' mode.
3085 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
3088 * config/spu/spu.c (spu_init_cost): Mark static.
3089 (spu_add_stmt_cost): Likewise.
3090 (spu_finish_cost): Likewise.
3091 (spu_destroy_cost_data): Likewise.
3092 * config/i386/i386.c (ix86_init_cost): Mark static.
3093 (ix86_add_stmt_cost): Likewise.
3094 (ix86_finish_cost): Likewise.
3095 (ix86_destroy_cost_data): Likewise.
3096 * config/rs6000/rs6000.c (rs6000_init_cost): Mark static.
3097 (rs6000_add_stmt_cost): Likewise.
3098 (rs6000_finish_cost): Likewise.
3099 (rs6000_destroy_cost_data): Likewise.
3101 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
3103 * ggc.h (ggc_internal_alloc_stat, ggc_alloc_typed_stat,
3104 ggc_internal_cleared_alloc_stat, ggc_cleared_alloc_htab_ignore_args,
3105 ggc_cleared_alloc_ptr_array_two_args, ggc_splay_alloc): Add
3107 * alloc-pool.h (pool_alloc): Likewise.
3109 * final.c (final): Do not loop to find max_uid.
3111 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
3113 * emit-rtl.c (make_debug_insn_raw, make_jump_insn_raw): Make static.
3114 * rtl.h (make_debug_insn_raw, make_jump_insn_raw): Remove prototypes.
3116 2012-07-13 Richard Guenther <rguenther@suse.de>
3118 PR tree-optimization/53907
3119 * tree-ssa-forwprop.c (associate_pointerplus): New function.
3120 (ssa_forward_propagate_and_combine): Call it.
3122 2012-07-13 Richard Guenther <rguenther@suse.de>
3124 PR tree-optimization/53922
3125 * tree-vrp.c (value_inside_range): Change prototype to take
3126 min/max instead of value-range.
3127 (range_includes_zero_p): Likewise. Return the result from
3129 (extract_range_from_binary_expr_1): Adjust to handle dont-know
3130 return value from range_includes_zero_p.
3131 (extract_range_from_unary_expr_1): Likewise.
3132 (compare_range_with_value): Likewise.
3133 (vrp_meet_1): Likewise.
3135 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
3137 * doc/tm.texi: Regenerate.
3138 * doc/tm.texi.in (TARGET_VECTORIZE_INIT_COST): New hook.
3139 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
3140 (TARGET_VECTORIZE_FINISH_COST): Likewise.
3141 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
3142 * targhooks.c (default_init_cost): New function.
3143 (default_add_stmt_cost): Likewise.
3144 (default_finish_cost): Likewise.
3145 (default_destroy_cost_data): Likewise.
3146 * targhooks.h (default_init_cost): New decl.
3147 (default_add_stmt_cost): Likewise.
3148 (default_finish_cost): Likewise.
3149 (default_destroy_cost_data): Likewise.
3150 * target.def (init_cost): New DEFHOOK.
3151 (add_stmt_cost): Likewise.
3152 (finish_cost): Likewise.
3153 (destroy_cost_data): Likewise.
3154 * target.h (struct _stmt_vec_info): New extern decl.
3155 (stmt_vectype): Likewise.
3156 (stmt_in_inner_loop_p): Likewise.
3157 * tree-vectorizer.h (stmt_info_for_cost): New struct/typedef.
3158 (stmt_vector_for_cost): New VEC/typedef.
3159 (add_stmt_info_to_vec): New function.
3160 (struct _slp_tree): Remove cost.inside_of_loop field.
3161 (struct _slp_instance): Remove cost.inside_of_loop field; add
3162 stmt_cost_vec field.
3163 (SLP_INSTANCE_INSIDE_OF_LOOP_COST): Remove macro.
3164 (SLP_INSTANCE_STMT_COST_VEC): New accessor macro.
3165 (SLP_TREE_INSIDE_OF_LOOP_COST): Remove macro.
3166 (struct _vect_peel_extended_info): Add stmt_cost_vec field.
3167 (struct _loop_vec_info): Add target_cost_data field.
3168 (LOOP_VINFO_TARGET_COST_DATA): New accessor macro.
3169 (struct _bb_vec_info): Add target_cost_data field.
3170 (BB_VINFO_TARGET_COST_DATA): New accessor macro.
3171 (struct _stmt_vec_info): Remove cost.inside_of_loop field.
3172 (STMT_VINFO_INSIDE_OF_LOOP_COST): Remove macro.
3173 (stmt_vinfo_set_inside_of_loop_cost): Remove function.
3174 (init_cost): New function.
3175 (add_stmt_cost): Likewise.
3176 (finish_cost): Likewise.
3177 (destroy_cost_data): Likewise.
3178 (vect_model_simple_cost): Change parameter list.
3179 (vect_model_store_cost): Likewise.
3180 (vect_model_load_cost): Likewise.
3181 (record_stmt_cost): New extern decl.
3182 (vect_get_load_cost): Change parameter list.
3183 (vect_get_store_cost): Likewise.
3184 * tree-vect-loop.c (new_loop_vec_info): Call init_cost.
3185 (destroy_loop_vec_info): Call destroy_cost_data.
3186 (vect_estimate_min_profitable_iters): Remove old calculation of
3187 inside costs; call finish_cost instead.
3188 (vect_model_reduction_cost): Call add_stmt_cost instead of old
3189 inside-costs calculation.
3190 (vect_model_induction_cost): Likewise.
3191 * tree-vect-data-refs.c (vect_get_data_access_cost): Change to
3192 return a stmt_vector_for_cost; modify calls to vect_get_load_cost
3193 and vect_get_store_cost to obtain the value to return.
3194 (vect_peeling_hash_get_lowest_cost): Obtain a stmt_cost_vec from
3195 vect_get_data_access_cost and store it in the minimum peeling
3197 (vect_peeling_hash_choose_best_peeling): Change the parameter list
3198 to add a (stmt_vector_for_cost *) output parameter, and set its value.
3199 (vect_enhance_data_refs_alignment): Ignore the new return value from
3200 calls to vect_get_data_access_cost; obtain stmt_cost_vec from
3201 vect_peeling_hash_choose_best_peeling and pass its contents to the
3203 * tree-vect-stmts.c (stmt_vectype): New function.
3204 (stmt_in_inner_loop_p): Likewise.
3205 (record_stmt_cost): Likewise.
3206 (vect_model_simple_cost): Add stmt_cost_vec parameter; call
3207 record_stmt_cost instead of old calculation; don't call
3208 stmt_vinfo_set_inside_of_loop_cost.
3209 (vect_model_promotion_demotion_cost): Call add_stmt_cost instead of
3210 old calculation; don't call stmt_vinfo_set_inside_of_loop_cost.
3211 (vect_model_store_cost): Add stmt_cost_vec parameter; call
3212 record_stmt_cost instead of old calculation; add stmt_cost_vec
3213 parameter to vect_get_store_cost call; don't call
3214 stmt_vinfo_set_inside_of_loop_cost.
3215 (vect_get_store_cost): Add stmt_cost_vec parameter; call
3216 record_stmt_cost instead of old calculation.
3217 (vect_model_load_cost): Add stmt_cost_vec parameter; call
3218 record_stmt_cost instead of old calculation; add stmt_cost_vec
3219 parameter to vect_get_load_cost call; don't call
3220 stmt_vinfo_set_inside_of_loop_cost.
3221 (vect_get_load_cost): Add stmt_cost_vec parameter; call
3222 record_stmt_cost instead of old calculation.
3223 (vectorizable_call): Add NULL parameter to vect_model_simple_cost call.
3224 (vectorizable_conversion): Likewise.
3225 (vectorizable_assignment): Likewise.
3226 (vectorizable_shift): Likewise.
3227 (vectorizable_operation): Likewise.
3228 (vectorizable_store): Add NULL parameter to vect_model_store_cost call.
3229 (vectorizable_load): Add NULL parameter to vect_model_load_cost call.
3230 (new_stmt_vec_info): Don't set STMT_VINFO_INSIDE_OF_LOOP_COST.
3231 * config/spu/spu.c (TARGET_VECTORIZE_INIT_COST): New macro def.
3232 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
3233 (TARGET_VECTORIZE_FINISH_COST): Likewise.
3234 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
3235 (spu_init_cost): New function.
3236 (spu_add_stmt_cost): Likewise.
3237 (spu_finish_cost): Likewise.
3238 (spu_destroy_cost_data): Likewise.
3239 * config/i386/i386.c (ix86_init_cost): New function.
3240 (ix86_add_stmt_cost): Likewise.
3241 (ix86_finish_cost): Likewise.
3242 (ix86_destroy_cost_data): Likewise.
3243 (TARGET_VECTORIZE_INIT_COST): New macro def.
3244 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
3245 (TARGET_VECTORIZE_FINISH_COST): Likewise.
3246 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
3247 * config/rs6000/rs6000.c (TARGET_VECTORIZE_INIT_COST): New macro def.
3248 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
3249 (TARGET_VECTORIZE_FINISH_COST): Likewise.
3250 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
3251 (rs6000_init_cost): New function.
3252 (rs6000_add_stmt_cost): Likewise.
3253 (rs6000_finish_cost): Likewise.
3254 (rs6000_destroy_cost_data): Likewise.
3255 * tree-vect-slp.c (vect_free_slp_instance): Free stmt_cost_vec.
3256 (vect_create_new_slp_node): Don't set SLP_TREE_INSIDE_OF_LOOP_COST.
3257 (vect_get_and_check_slp_defs): Add stmt_cost_vec parameter; add
3258 stmt_cost_vec parameter to vect_model_store_cost and
3259 vect_model_simple_cost calls.
3260 (vect_build_slp_tree): Remove inside_cost parameter; add stmt_cost_vec
3261 parameter; add stmt_cost_vec parameter to vect_get_and_check_slp_defs,
3262 vect_model_load_cost, and recursive vect_build_slp_tree calls; prevent
3263 calculating cost more than once for loads; remove inside_cost
3264 parameter from recursive vect_build_slp_tree calls; call
3265 record_stmt_cost instead of old calculation.
3266 (vect_analyze_slp_instance): Allocate stmt_cost_vec and save it with
3267 the instance; free it on premature exit; remove inside_cost parameter
3268 from vect_build_slp_tree call; add stmt_cost_vec parameter to
3269 vect_build_slp_tree call; don't set SLP_INSTANCE_INSIDE_OF_LOOP_COST.
3270 (new_bb_vec_info): Call init_cost.
3271 (destroy_bb_vec_info): Call destroy_cost_data.
3272 (vect_bb_vectorization_profitable_p): Call add_stmt_cost for each
3273 statement recorded with an SLP instance; call finish_cost instead of
3274 the old calculation.
3275 (vect_update_slp_costs_according_to_vf): Record statement costs from
3276 SLP instances, multiplying by the appropriate number of copies; don't
3277 update SLP_INSTANCE_INSIDE_OF_LOOP_COST.
3279 2012-07-13 Richard Guenther <rguenther@suse.de>
3282 * builtins.c (get_pointer_alignment_1): Handle constant
3285 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3286 Steven Bosscher <steven@gcc.gnu.org>
3287 Bernd Schmidt <bernds@codesourcery.com>
3289 PR rtl-optimization/53908
3290 * df-problems.c (can_move_insns_across): When doing
3291 memory-reference book-keeping, handle call insns.
3293 2012-07-13 Richard Guenther <rguenther@suse.de>
3295 * gimple.c (gimple_types_compatible_p_1): Remove redundant
3296 type attribute comparisons.
3297 (gimple_canonical_types_compatible_p): Likewise.
3299 2012-07-12 Hans-Peter Nilsson <hp@axis.com>
3301 PR rtl-optimization/53176
3302 * rtlanal.c (rtx_cost): Adjust default cost for X with a
3303 UNITS_PER_WORD factor for all X according to the size of
3304 its mode, not just for SUBREGs with untieable modes.
3305 Handle SET. Use factor * factor for MULT, DIV, UDIV,
3308 2012-07-12 Uros Bizjak <ubizjak@gmail.com>
3310 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3311 QImode and HImode splitters. Use ix86_comparison_operator.
3312 Explicitly match FLAGS_REG.
3313 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3315 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
3317 * expr.h (can_move_by_pieces): Move prototype from here ...
3318 * tree.h (can_move_by_pieces): ... to here.
3319 * optabs.h (set_widening_optab_handler): Use XCNEW.
3320 * gimplify.c: Do not include expr.h.
3322 * toplev.c: Do not include dwarf2out.h.
3323 * config/ia64/ia64.c: Likewise.
3324 * config/sparc/sparc.c: Likewise.
3325 * config/sparc/t-sparc (sparc.o): Fix dependencies.
3327 * Makefile.in (toplev.o): Fix dependencies
3328 (c-family/c-gimplify.o): Likewise.
3329 (c-family/c-common.o): Likewise.
3331 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
3333 * basic-block.h (struct edge_def): Use basic_block instead of
3335 * cfgloop.h (struct loop_exit, struct loop): Likewise.
3336 * gengenrtl.c (type_from_format): Likewise. Also for 'tree'
3337 instead of union tree_node *.
3338 * rtl.h (union rtunion_def, emit_insn_before_noloc,
3339 emit_insn_after_noloc, add_insn_before, add_insn_after,
3340 debug_bb_slim): Likewise.
3341 * tree-inline.h (struct copy_body_data): Likewise.
3342 * sched-rgn.c (dump_region_dot): Likewise.
3343 * gimple.h (struct gimple_statement_base, gimple_set_bb,
3344 gsi_move_to_bb_end): Likewise.
3345 * sched-vis.c (debug_bb_slim): Likewise.
3346 (debug_bb_n_slim): Likewise.
3347 * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Likewise.
3348 (mn10300_block_contains_call):
3350 2012-07-11 Greta Yorsh <Greta.Yorsh@arm.com>
3353 * config/arm/arm.c (arm_early_load_addr_dep): Handle new
3356 2012-07-11 Jonathan Wakely <jwakely.gcc@gmail.com>
3358 * doc/extend.texi (Namespace Association): Alter cautionary text.
3360 2012-07-10 Oleg Endo <olegendo@gcc.gnu.org>
3363 * config/sh/sh.md: Remove displacement addresssing related splits.
3365 2012-07-10 Xinliang David Li <davidxl@google.com>
3367 * doc/invoke.texi: New option documented.
3368 * flag-types.h: New enum type.
3369 * gimplify.c (gimplify_bind_expr): Control
3370 clobber generation with new option.
3371 (gimplify_target_expr): Ditto.
3372 * common.opt: New option.
3374 2012-07-10 Julian Brown <julian@codesourcery.com>
3376 * config/arm/arm.md (movsi): Don't split symbol refs here.
3377 (define_split): New.
3379 2012-07-10 Andreas Schwab <schwab@linux-m68k.org>
3382 * config/m68k/m68k.c (m68k_epilogue_uses): New.
3383 * config/m68k/m68k.h (EPILOGUE_USES): Use it.
3384 * config/m68k/m68k-protos.h (m68k_epilogue_uses): Add prototype.
3386 2012-07-10 Richard Henderson <rth@redhat.com>
3388 * target.def (builtin_mul_widen_even, builtin_mul_widen_odd): Remove.
3389 * system.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Poison.
3390 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Poison.
3391 * config/i386/i386.c (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): Remove.
3392 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): Remove.
3393 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): Remove.
3394 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): Remove.
3395 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): Remove.
3396 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): Remove.
3397 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): Remove.
3398 (bdesc_args): Remove entries to match.
3399 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): Remove.
3400 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
3401 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
3402 * config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): Remove.
3403 (rs6000_builtin_mul_widen_odd): Remove.
3404 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
3405 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
3406 * config/spu/spu.c (spu_builtin_mul_widen_even): Remove.
3407 (spu_builtin_mul_widen_odd): Remove.
3408 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
3409 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
3410 * doc/tm.texi.in: Don't document the removed hooks.
3412 * tree-vect-stmts.c (supportable_widening_operation): Expand
3413 WIDEN_MULT_EXPR via VEC_WIDEN_MULT_EVEN/ODD_EXPR if possible.
3415 * expmed.c (expmed_mult_highpart): Rename from expand_mult_highpart.
3416 (expmed_mult_highpart_optab): Rename from expand_mult_highpart_optab.
3417 * optabs.c (can_mult_highpart_p): New.
3418 (expand_mult_highpart): New.
3419 * expr.c (expand_expr_real_2) [MULT_HIGHPART_EXPR): Use it.
3420 * tree-vect-generic.c (expand_vector_operations_1): Don't expand
3421 by pieces if can_mult_highpart_p.
3422 (expand_vector_divmod): Use can_mult_highpart_p and always
3423 generate MULT_HIGHPART_EXPR.
3424 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
3425 * tree-vect-stmts.c (vectorizable_operation): Likewise.
3427 * config/spu/spu-builtins.md (spu_mpy): Move to spu.md.
3428 (spu_mpyu, spu_mpyhhu, spu_mpyhh): Likewise.
3429 * config/spu/spu.md (vec_widen_smult_odd_v8hi): Rename from spu_mpy.
3430 (vec_widen_umult_odd_v8hi): Rename from spu_mpyu.
3431 (vec_widen_smult_even_v8hi): Rename from spu_mpyhh.
3432 (vec_widen_umult_even_v8hi): Rename from spu_mpyhhu.
3433 * config/spu/spu-builtins.def: Update pattern names to match.
3435 * config/rs6000/altivec.md (vec_widen_umult_even_v16qi): Rename
3436 from altivec_vmuleub.
3437 (vec_widen_smult_even_v16qi): Rename from altivec_vmulesb.
3438 (vec_widen_umult_even_v8hi): Rename from altivec_vmuleuh.
3439 (vec_widen_smult_even_v8hi): Rename from altivec_vmulesh.
3440 (vec_widen_umult_odd_v16qi): Rename from altivec_vmuloub.
3441 (vec_widen_smult_odd_v16qi): Rename from altivec_vmulosb.
3442 (vec_widen_umult_odd_v8hi): Rename from altivec_vmulouh.
3443 (vec_widen_smult_odd_v8hi): Rename from altivec_vmulosh.
3444 * config/rs6000/rs6000-builtin.def: Update pattern names to match.
3446 * config/i386/sse.md (vec_widen_umult_even_v8si): Rename from
3448 (vec_widen_umult_even_v4si): Rename from sse2_umulv2siv2di3.
3449 (vec_widen_smult_even_v8si): Rename from avx2_mulv4siv4di3.
3450 (mulv4si3): Remove XOP test shadowed by SSE4 test.
3451 * config/i386/i386.c (bdesc_args): Update pattern names.
3452 (ix86_expand_sse2_mulvxdi3): Likewise.
3453 (ix86_expand_mul_widen_evenodd): Likewise. Remove XOP test
3454 shadowed by SSE4 test.
3456 * tree.def (VEC_WIDEN_MULT_EVEN_EXPR, VEC_WIDEN_MULT_ODD_EXPR): New.
3457 * cfgexpand.c (expand_debug_expr): Handle them.
3458 * expr.c (expand_expr_real_2): Likewise.
3459 * fold-const.c (fold_binary_loc): Likewise.
3460 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
3461 * optabs.c (optab_for_tree_code): Likewise.
3462 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
3463 * tree-inline.c (estimate_operator_cost): Likewise.
3464 * tree-pretty-print.c (dump_generic_node): Likewise.
3465 * tree.c (commutative_tree_code): Likewise.
3466 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
3467 Handle type change before looking up optab.
3468 * optabs.h (OTI_vec_widen_umult_even, OTI_vec_widen_umult_odd): New.
3469 (OTI_vec_widen_smult_even, OTI_vec_widen_smult_odd): New.
3470 (vec_widen_umult_even_optab, vec_widen_umult_odd_optab): New.
3471 (vec_widen_smult_even_optab, vec_widen_smult_odd_optab): New.
3472 * genopinit.c (optabs): Initialize them.
3473 * doc/md.texi: Document them.
3475 2012-07-10 Dehao Chen <dehao@google.com>
3477 * tree.h (phi_arg_d): New field.
3478 * tree-flow-inline.h (gimple_phi_arg_block): New function.
3479 (gimple_phi_arg_block_from_edge): New function.
3480 (gimple_phi_arg_set_block): New function.
3481 (gimple_phi_arg_has_block): New function.
3482 (redirect_edge_var_map_block): New function.
3483 * tree-flow.h (_edge_var_map): New field.
3484 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
3485 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
3486 redirect_edge_var_map_add.
3487 * tree-outof-ssa.c (_elim_graph): New field.
3488 (insert_partition_copy_on_edge): New parameter.
3489 (insert_value_copy_on_edge): New parameter.
3490 (insert_rtx_to_part_on_edge): New parameter.
3491 (insert_part_to_rtx_on_edge): New parameter.
3492 (elim_graph_add_edge): New parameter.
3493 (elim_graph_remove_succ_edge): New parameter.
3494 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
3495 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
3496 (new_elim_graph): Add block debug info.
3497 (clear_elim_graph): Likewise.
3498 (delete_elim_graph): Likewise.
3499 (elim_graph_add_node): Likewise.
3500 (elim_graph_add_edge): Likewise.
3501 (elim_graph_remove_succ_edge): Likewise.
3502 (eliminate_build): Likewise.
3503 (elim_forward): Likewise.
3504 (elim_unvisited_predecessor): Likewise.
3505 (elim_backward): Likewise.
3506 (elim_create): Likewise.
3507 (eliminate_phi): Likewise.
3508 (insert_backedge_copies): Likewise.
3509 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
3511 (rewrite_add_phi_arguments): Likewise.
3512 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
3513 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
3514 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
3515 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
3516 * tree-ssa-loop-manip.c (create_iv): Likewise.
3517 (add_exit_phis_edge): Likewise.
3518 (split_loop_exit_edge): Likewise.
3519 (copy_phi_node_args): Likewise.
3520 (tree_transform_and_unroll_loop): Likewise.
3521 * value-prof.c (gimple_ic): Likewise.
3522 (gimple_stringop_fixed_value): Likewise.
3523 * tree-tailcall.c (add_successor_phi_arg): Likewise.
3524 (eliminate_tail_call): Likewise.
3525 (create_tailcall_accumulator): Likewise.
3526 (tree_optimize_tail_calls_1): Likewise.
3527 * tree-phinodes.c (add_phi_arg): Likewise.
3528 (make_phi_node): Likewise.
3529 (resize_phi_node): Likewise.
3530 (remove_phi_arg_num): Likewise.
3531 * omp-low.c (expand_parallel_call): Likewise.
3532 (expand_omp_for_static_chunk): Likewise.
3533 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
3535 (slpeel_update_phi_nodes_for_guard1): Likewise.
3536 (slpeel_update_phi_nodes_for_guard2): Likewise.
3537 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3538 (set_prologue_iterations): Likewise.
3539 (slpeel_tree_peel_loop_to_edge): Likewise.
3540 (vect_loop_versioning): Likewise.
3541 * tree-parloops.c (create_phi_for_local_result): Likewise.
3542 (transform_to_exit_first_loop): Likewise.
3543 (create_parallel_loop): Likewise.
3544 * ipa-split.c (split_function): Likewise.
3545 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
3546 (vect_create_epilog_for_reduction): Likewise.
3547 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
3548 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
3549 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3550 (cond_if_else_store_replacement_1): Likewise.
3551 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
3552 (remove_forwarder_block_with_phi): Likewise.
3553 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
3554 * tree-predcom.c (initialize_root_vars): Likewise.
3555 (initialize_root_vars_lm): Likewise.
3556 * sese.c (sese_add_exit_phis_edge): Likewise.
3557 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
3558 * tree-ssa.c (flush_pending_stmts): Likewise.
3559 (redirect_edge_var_map_add): Likewise.
3560 (ssa_redirect_edge): Likewise.
3561 * gimple-streamer-in.c (input_phi): Likewise.
3562 * tree-vect-stmts.c (vectorizable_load): Likewise.
3563 * tree-inline.c (copy_phis_for_bb): Likewise.
3564 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3565 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
3566 * tree-cfg.c (reinstall_phi_args): Likewise.
3567 (gimple_make_forwarder_block): Likewise.
3568 (add_phi_args_after_copy_edge): Likewise.
3569 (gimple_duplicate_sese_tail): Likewise.
3571 2012-07-09 Oleg Endo <olegendo@gcc.gnu.org>
3574 * config/sh/sh.c (sequence_insn_p): New function.
3575 (find_barrier, sh_insn_length_adjustment): Use it.
3577 2012-07-09 Iain Sandoe <iain@codesourcery.com>
3580 * config/i386/i386.c (ix86_fold_builtin): Call SUBTARGET_FOLD_BUILTIN
3582 * config/darwin.h: Rename TARGET_FOLD_BUILTIN to
3583 SUBTARGET_FOLD_BUILTIN.
3584 * config/rs6000/darwin.h: Map TARGET_FOLD_BUILTIN onto
3585 SUBTARGET_FOLD_BUILTIN.
3587 2012-07-09 Iain Sandoe <iain@codesourcery.com>
3589 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Move NeXT
3590 runtime exceptions model setting from here ...
3591 * config/darwin.c (darwin_override_options): ... to here.
3593 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
3595 PR tree-optimization/53887
3596 * tree-cfg.c (group_case_labels_stmt): Make non-static.
3597 * tree-flow.h (group_case_labels_stmt): Add prototype.
3598 * tree-switch-conversion.c (process_switch): Use group_case_labels_stmt
3599 to pre-process every switch.
3601 2012-07-09 Jason Merrill <jason@redhat.com>
3604 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3605 (type_hash_eq): Likewise.
3607 2012-07-09 Tom de Vries <tom@codesourcery.com>
3608 Richard Guenther <rguenther@suse.de>
3610 * tree-ssa-ccp.c (optimize_unreachable): New function.
3611 (execute_fold_all_builtins): Use optimize_unreachable to optimize
3612 BUILT_IN_UNREACHABLE. Don't optimize after BUILT_IN_UNREACHABLE.
3614 2012-07-09 Richard Guenther <rguenther@suse.de>
3617 * graphite-optimize-isl.c: Make sure CU is not empty.
3619 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
3621 * gensupport.c (init_rtx_reader_args_cb): Start counting code
3622 generating patterns from 1 to free up 0 for CODE_FOR_nothing.
3623 * gencodes.c (main): Give CODE_FOR_nothing the value 0. Add
3624 the LAST_INSN_CODE marker at the end.
3625 * genoutput.c (nothing): New static struct data.
3626 (idata): Initialize to ¬hing.
3627 (idata_end): Initialize to ¬hing.next.
3628 (init_insn_for_nothing): New function to create dummy 'nothing' insn.
3630 * genpeep.c (insn_code_number): Remove global variable.
3631 (gen_peephole): Take it as an argument instead.
3632 (main): Take insn_code_number from read_md_rtx.
3633 * optabs.h: Revert r161809:
3634 (optab_handlers): Change type of insn_code back to insn_code.
3635 (optab_handler, widening_optab_handler, set_optab_handler,
3636 set_widening_optab_handler, convert_optab_handler,
3637 set_convert_optab_handler, direct_optab_handler,
3638 set_direct_optab_handler): Remove int casts.
3639 Revert to treating the insn_code field as "insn_code".
3641 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
3643 * config/sh/sh.md (*return_i): Move trap_exit attribute check to ...
3644 * config/sh/sh.c (sh_cfun_trap_exit_p): ... this new function.
3645 * config/sh/sh-protos.h: Declare it.
3647 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
3649 * mcf.c: Do not include tm.h, tree.h, and langhooks.h.
3650 (dump_fixup_graph): Use current_function_name.
3651 (adjust_cfg_counts): Likewise.
3652 * ira-conflicts.c: Do not include tree.h.
3653 (ira_build_conflicts): Use REG_USERVAR_P instead of DECL_ARTIFICIAL.
3655 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
3658 * config/sh/sh.md (*branch_true_eq, *branch_false_ne, nott): New insns.
3660 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
3662 * basic-block.h: Re-group most prototypes per file.
3663 (struct edge_list): Remove num_blocks field.
3664 (dump_bb_info): Adjust prototypes.
3665 (dump_reg_info): Move prototype to regs.h.
3666 * function.h: Do not include tree.h.
3667 Include vec.h, vecir.h, input.h and machmode.h to compensate.
3668 (function_name): New prototype.
3669 * gimple.h: Include tree.h to compensate for basic-block.h change.
3670 * langhooks.h: Note that tree.h is only necessary for enum tree_code.
3671 * regs.h (dump_reg_info): Prototype here.
3672 * regset.h: Adjust file reference in comment.
3673 (debug_regset): Remove prototype.
3674 * rtl.h: Include flags.h for flag_var_tracking_assignments.
3675 (MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments
3676 instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS.
3677 (dump_reg_info, dump_flow_info): Remove prototypes.
3678 * bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c
3679 to here, the only user. Make static.
3680 (reorder_basic_blocks): Call dump_reg_info before dump_flow_info.
3681 * cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h,
3682 flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h,
3683 tree-pass.h, cfgloop.h, and tree-flow.h.
3684 Include basic-block.h, the first header I'd expect to be included.
3685 (reg_obstack): Move to df-core.c.
3686 (free_edge): Remove bogus ATTRIBUTE_UNUSED.
3687 (remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear.
3688 (redirect_edge_succ_nodup): Move to cfghooks.c.
3689 (dump_regset, debug_regset): Move to df-core.c.
3690 (dump_bb_info): Move to cfgrtl.c.
3691 (dump_reg_info): Move to regstat.c.
3692 (dump_flow_info): Move to cfgrtl.c.
3693 (debug_flow_info): Likewise.
3694 (dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense.
3695 * cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h,
3696 insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h.
3697 (flow_active_insn_p, forwarder_block_p, can_fallthru,
3698 could_fall_through): Move to cfgrtl.c.
3699 (set_edge_can_fallthru_flag): Moved to bb-reorder.c.
3700 (create_edge_list): Do not set edge_list's removed num_blocks.
3701 (print_edge_list): Look at n_basic_blocks instead of num_blocks.
3702 (flow_nodes_print): Remove.
3703 (flow_edge_list_print): Remove.
3704 (inverted_post_order_compute): Use FOR_ALL_BB.
3705 * cfgrtl.c (dump_flow_info): Moved from cfg.c.
3706 Do not call dump_reg_info.
3707 (debug_flow_info): Moved from cfg.c
3708 (dump_bb_info): Moved from cfg.c. Take 'verbose' argument
3709 to avoid looking at TDF_* flags from tree-pass.h.
3710 (flow_active_insn_p, forwarder_block_p, can_fallthru,
3711 could_fall_through): Moved from cfganal.c.
3712 (print_rtl_with_bb): Adjust dump_bb_info calls.
3713 * cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c.
3714 (remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE.
3715 (cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS.
3716 * cselib.c: Include tree.h with a FIXME.
3717 * df-core.c (reg_obstack): Moved from cfg.c.
3718 (dump_regset): Likewise.
3719 (debug_regset): Likewise. Make a DEBUG_FUNCTION.
3720 * final.c (compute_alignments): Call dump_reg_info before
3722 * function.c (function_name): New function.
3723 (current_function_name): Use it.
3724 * ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before
3726 * ira-conflicts.c: Include tree.h with a note.
3727 * regstat.c (dump_reg_info): Moved here from cfg.c.
3728 * loop-init.c: Include regs.h instead of hard-reg-set.h.
3729 (rtl_loop_init): Call dump_reg_info before dump_flow_info.
3730 (rtl_loop_done): Likewise.
3731 * mcf.c: Include tree.h before langhooks.h.
3732 * predict.c (maybe_hot_count_p): Assert we have cfun.
3733 (probably_never_executed_bb_p): Likewise.
3734 * profile.c (compute_branch_probabilities): Use gimple_dump_cfg
3735 instead of dump_flow_info.
3736 * sched-deps.c: Include tree.h with a FIXME.
3737 (call_may_noreturn_p): Add FIXME note why this function has to
3738 look at function decls instead of function decl flags.
3739 * sched-vis.c: Include tree.h with a FIXME.
3740 (print_rtl_slim): Adjust dump_bb_info uses.
3741 * statistics.c (statistics_fini_pass_2): Use current_function_name
3742 to avoid including tree.h.
3743 (statistics_counter_event): Use function_name for the same reason.
3744 (statistics_histogram_event): Likewise.
3745 * tracer.c (tracer): Remove bogus gcc_assert. Use brief_dump_cfg
3746 instead of dump_flow_info.
3747 * var-tracking.c (variable_tracking_main_1): Call dump_reg_info
3748 before dump_flow_info.
3749 * doc/cfg.texi: Update CFG documentation.
3750 * Makefile.in (RTL_H): Depend on FLAGS_H.
3751 (GIMPLE_H): Depend on TREE_H.
3752 (FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H,
3753 but no longer on TREE_H.
3754 (C_COMMON_H): Depend on TREE_H.
3755 (cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o,
3756 sched-deps.o, sched-vis.o): Fixup dependencies.
3758 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
3760 * alias.h: Do not include coretypes.h in header files.
3761 * cppbuiltin.h: Likewise.
3762 * double-int.h: Likewise.
3763 * gimple-fold.h: Likewise.
3764 * flags.h: Likewise.
3765 * tree-ssa-alias.h: Likewise.
3766 * gengtype.h (obstack_chunk_alloc, obstack_chunk_free,
3767 OBSTACK_CHUNK_SIZE): Define here to avoid dependency on coretypes.h.
3768 * Makefile.in (RTL_BASE_H): Depend on coretypes.h.
3770 (ALIAS_H): Do not depend on coretypes.h.
3771 (FLAGS_H): Likewise.
3772 (realmpfr.o): Depend on coretypes.h.
3774 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
3776 * Makefile.in (gengtype-lex.o, gengtype-parse.o, gengtype-state.o,
3777 gengtype.o): Add -DGENERATOR_FILE manually for host gengtype objects.
3779 2012-07-07 Richard Earnshaw <rearnsha@arm.com>
3781 * arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
3782 (TARGET_FPA): Delete definition.
3783 (TARGET_MAVERICK): Likewise.
3784 (TARGET_FPA_EMU2): Likewise.
3785 (arm_fp_model): Remove FPA and Maverick models.
3786 (arm_arch_cirrus): Delete declaration.
3787 (FLOAT_WORDS_BIG_ENDIAN): Delete definition.
3788 (FIXED_REGISTERS): Remove FPA and Maverick support. Reorganize.
3789 (CALL_USED_REGISTERS): Likewise.
3790 (FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
3791 (FIRST_VFP_REGNUM): Renumbered.
3792 (D7_VFP_REGNUM): Chain definition.
3793 (LAST_LO_VFP_REGNUM): Likewise.
3794 (FIRST_HI_VFP_REGNUM): Likewise.
3795 (LAST_HI_VFP_REGNUM): Likewise.
3796 (FIRST_IWMMXT_GR_REGNUM): Likewise.
3797 (LAST_IWMMXT_GR_REGNUM): Likewise.
3798 (FIRST_IWMMXT_REGNUM): Likewise.
3799 (LAST_IWMMXT_REGNUM): Likewise.
3800 (FRAME_POINTER_REGNUM): Renumbered.
3801 (ARG_POINTER_REGNUM): Renumbered.
3802 (FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
3803 (FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
3804 (HARD_REGNO_REGNUM): Remove FPA support.
3805 (REG_ALLOC_ORDER): Remove FPA and Maverick registers. Reorganize.
3806 (reg_class): Likewise.
3807 (REG_CLASS_NAMES): Likewise.
3808 (REG_CLASS_CONTENTS): Likewise.
3809 (CANNOT_CHANGE_MODE_CLASS): Never true. Update comment.
3810 (SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
3811 (CLASS_MAX_NREGS): Remove FPA and Maverick support.
3812 * aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
3813 Reorganize. Use AAPCS preferred names.
3814 (ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick. Update
3816 (OVERLAPPING_REGISTER_NAMES): Update register numbering.
3817 * arm.c (FL_CIRRUS): Delete definition.
3818 (arm_arch_cirrus): Delete variable.
3819 (arm_float_words_big_endian): Delete function.
3820 (cirrus_memory_offset): Delete function.
3821 (output_mov_long_double_fpa_from_arm): Delete function.
3822 (output_mov_long_double_arm_from_fpa): Delete function.
3823 (output_mov_double_fpa_from_arm): Delete function.
3824 (output_mov_double_arm_from_fpa): Delete function.
3825 (emit_sfm): Delete function.
3826 (maybe_get_arm_condition_code): Update comment.
3827 (arm_file_start): Always use softvfp for softfloat systems.
3828 (thumb_core_reg_alloc_order): Adjust for updated register allocation.
3829 (arm_option_override): Remove FPA and Maverick support. Always
3830 default to vfp as the fallback FPU format.
3831 (use_return_insn): Remove FPA support.
3832 (arm_get_frame_offsets): Likewise.
3833 (arm_save_coproc_regs): Likewise.
3834 (arm_canonicalize_comparison): Remove Maverick support.
3835 (arm_select_cc_mode): Likewise.
3836 (arm_gen_compare_reg): Likewise.
3837 (arm_print_operand): Likewise.
3838 (arm_libcall_value_1): Remove FPA and Maverick support.
3839 (arm_function_value_regno_p): Likewise.
3840 (arm_apply_result_size): Likewise.
3841 (arm_legitimate_index_p): Likewise.
3842 (thumb2_legitimate_index_p): Likewise.
3843 (legitimize_reload_address): Likewise.
3844 (arm_register_move_cost): Likewise.
3845 (arm_hard_regno_mode_ok): Likewise.
3846 (arm_regno_class): Likewise.
3847 (arm_dbx_register_number): Likewise.
3848 (arm_emit_unwind_sequence): Likewise.
3849 (arm_conditional_register_usage): Likewise.
3850 * arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
3851 (cirrus_memory_offset): Likewise.
3852 (output_move_long_double_fpa_from_arm): Likewise.
3853 (output_move_long_double_arm_from_fpa): Likewise.
3854 (output_move_double_fpa_from_arm): Likewise.
3855 (output_move_double_arm_from_fpa): Likewise.
3856 (arm_float_words_big_endian): Likewise.
3857 * arm.md (CC_REGNUM): Renumbered.
3858 (VFPCC_REGNUM): Moved here. Renumbered.
3859 (FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
3860 (attr fpu): Remove FPA and Maverick support.
3861 * vfp.md (VFPCC_REGNUM): Delete. Moved to arm.md.
3862 * arm-cores.def (ep9312): Remove Maverick support.
3863 * arm-arches.def (ep9312): Delete architecture.
3864 * arm-tables.opt: Regenerated.
3866 * arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
3868 2012-07-07 Steven Bosscher <steven@gcc.gnu.org>
3870 PR tree-optimization/53881
3871 * tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
3872 comparing labels to establish uniqueness of a switch case target,
3873 use the CFG instead.
3875 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3877 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3878 due to negative shift amount.
3880 2012-07-07 Hans-Peter Nilsson <hp@axis.com>
3882 Fix configure test for "stack protector support in target C library".
3883 * configure.ac (test_prefix, test_exec_prefix): Move setting from
3884 inside sysroot handling to before and outside it.
3885 * configure: Regenerate.
3887 2012-07-06 Kai Tietz <ktietz@redhat.com>
3890 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3891 as "/mingw/include".
3893 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
3896 * var-tracking.c (vt_add_function_parameter): Convert
3897 internal_arg_pointer into arg_pointer-based address even
3900 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
3902 PR rtl-optimization/53827
3905 * alias.c (memrefs_conflict_p): Adjust offset and size by the
3906 same amount for alignment ANDs.
3908 2012-07-06 Tom de Vries <tom@codesourcery.com>
3910 PR tree-optimization/51879
3911 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
3912 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
3913 (visit_use): Also call visit_reference_op_call for calls with a vdef.
3915 2012-07-06 Tom de Vries <tom@codesourcery.com>
3917 PR tree-optimization/52009
3918 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
3919 value numbers of gimple_vdef.
3920 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
3922 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
3923 (vn_reference_insert): Add and handle vdef parameter.
3924 (visit_reference_op_load): Add argument to vn_reference_insert call.
3925 (visit_reference_op_store): Find value number of vdef of store. Insert
3926 value number of vdef of store.
3928 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3930 * config/i386/i386.md (simple lea to add peephole): Also transform
3931 RTXes where second PLUS operand matches output.
3933 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3935 * config/i386/i386.c (construct_plt_address): Make static.
3936 * config/i386/i386-protos.h (construct_plt_address): Remove.
3938 2012-07-06 Nick Clifton <nickc@redhat.com>
3940 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3941 default_encode_section_info.
3943 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3946 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3947 emit PIC sequence for fnaddr symbol reference in advance.
3949 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
3952 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
3954 * dwarf2out.c (function_possibly_abstracted_p): New static function.
3955 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
3956 cgraph_function_possibly_inlined_p.
3957 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
3958 (process_scope_var): Do not emit concrete instances of abstracted
3959 nested functions from here.
3960 (gen_decl_die): Emit the abstract instance if the function is possibly
3961 abstracted and not only possibly inlined.
3962 (dwarf2out_finish): Find the first non-abstract parent instance and
3963 attach concrete instances on the limbo list to it.
3965 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3966 Julian Brown <julian@codesourcery.com>
3970 * config/arm/neon-gen.ml (return_by_ptr): Delete.
3971 (print_function): Handle empty strings.
3972 (return): Delete use of return_by_ptr.
3973 (mask_shape_for_shuffle): New function.
3974 (mask_elems): Likewise.
3975 (shuffle_fn): Likewise.
3976 (params): Simplify and remove use of return_by_ptr.
3977 (get_shuffle): New function.
3978 (print_variant): Update.
3979 * config/arm/neon.ml (rev_elems): New function.
3980 (permute_range): Likewise.
3981 (zip_range): Likewise.
3982 (uzip_range): Likewise.
3983 (trn_range): Likewise.
3984 (zip_elems): Likewise.
3985 (uzip_elems): Likewise.
3986 (trn_elems): Likewise.
3987 (features): New enumeration Use_shuffle. Delete ReturnPtr.
3990 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
3991 * config/arm/arm_neon.h: Regenerate.
3993 2012-07-05 Richard Guenther <rguenther@suse.de>
3995 * tree-pretty-print.c (dump_generic_node): Properly test
3996 the result of exact_log2.
3998 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4000 * config/s390/s390-protos.h (s390_expand_movmem)
4001 (s390_expand_cmpmem): Add return value.
4002 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
4003 Return FALSE to use the library function in some cases.
4004 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
4007 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4009 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
4011 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
4013 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
4014 * stmt.c (dump_case_nodes): New.
4015 (expand_case): Split out code generation parts into new functions.
4016 (expand_switch_as_decision_tree_p): Split out from expand_case.
4017 (emit_case_decision_tree): Likewise.
4018 (emit_case_dispatch_table): Likewise.
4020 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4022 * config/arm/iterators.md (SDF): New mode iterator.
4023 (V_if_elem): Add support for SF and DF modes.
4025 (F_constraint): New mode iterator attribute.
4026 (F_fma_type): Likewise.
4027 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
4028 (*fmsub<SDF:mode>4): Likewise.
4029 (*fmnsub<SDF:mode>4): Likewise.
4030 (*fmnadd<SDF:mode>4): Likewise.
4032 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
4034 * expmed.c (expand_mult): Initialize coeff and is_neg.
4036 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
4038 * config/sh/predicates.md (zero_extend_operand): New predicate.
4039 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
4040 zero_extend_operand predicate.
4041 (zero_extendqisi2): Likewise.
4043 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
4046 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
4047 to not call cgraph_propagate_frequency if something was changed.
4049 2012-07-04 Richard Guenther <rguenther@suse.de>
4052 * gimple-fold.c (get_base_constructor): Do not return an
4053 error_mark_node DECL_INITIAL.
4055 2012-07-04 Richard Guenther <rguenther@suse.de>
4057 PR tree-optimization/53844
4058 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
4059 the loop virtual PHI.
4061 2012-07-04 Richard Guenther <rguenther@suse.de>
4063 PR tree-optimization/53849
4064 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
4065 for duplicated locals. Use add_referenced_var_1 to avoid
4066 pushing/popping cfun.
4068 2012-07-04 Kai Tietz <ktietz@redhat.com>
4070 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
4071 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
4073 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
4074 as i386_pe_reloc_rw_mask.
4076 2012-07-04 Richard Guenther <rguenther@suse.de>
4078 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
4079 as in free_lang_data_in_type.
4081 2012-07-04 Tobias Grosser <tobias@grosser.es>
4082 Michael Matz <matz@suse.de>
4084 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
4085 (graphite-optimize-isl.o): Add dependencies.
4086 * common.opt (floop-nest-optimize): New flag.
4087 * doc/invoke.texi (floop-nest-optimize): Document.
4088 * graphite-dependences.c (compute_deps): Export.
4089 * graphite-poly.h (compute_deps): Declare.
4090 * graphite-optimize-isl.c: New file.
4091 * graphite-poly.c (apply_poly_transforms): Run the loop
4093 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
4094 if -floop-nest-optimize is enabled.
4096 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
4098 * config/sh/predicates.md (logical_and_operand): New predicate.
4099 * config/sh/constraints.md (Jmb, Jmw): New constraints.
4100 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
4101 of 0xFFFF constant. Use logical_and_operand predicate and
4102 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
4103 (*andsi3_compact): Make it an insn_and_split. Use
4104 logical_and_operand predicate. Add Jmb,Jmw alternatives.
4106 2012-07-03 Jason Merrill <jason@redhat.com>
4109 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
4111 2012-07-03 Nick Clifton <nickc@redhat.com>
4113 * config/mep/mep.c (mep_reorg_regmove): Use
4114 next_nonnote_non_debug_insn to advance to the next insn. Do not
4115 expect delete_insn to return an rtx.
4117 2012-07-03 Richard Guenther <rguenther@suse.de>
4119 * doc/install.texi (CLooG): Clarify how CLooG needs to be
4120 configured and that it needs to be built against ISL 0.10.
4122 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
4124 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
4125 code model string in the error message.
4127 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
4130 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
4131 sibcall_insn_operand. Move it to a temporary register if not.
4133 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
4136 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
4139 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
4141 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
4143 2012-07-03 Roland McGrath <mcgrathr@google.com>
4145 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
4146 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
4147 * configure: Regenerated.
4148 * config/i386/i386.md (simple_return_internal_long): Use %;
4149 (ctz<mode>2): Likewise.
4152 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
4155 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
4157 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
4158 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
4159 gen_branch_true and gen_branch_false.
4160 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
4162 (branch_true, branch_false): Use t_reg_operand predicate.
4163 (*branch_true, *branch_false): Delete.
4164 (movt): Use t_reg_operand predicate.
4165 (*negnegt): Use negt_reg_operand predicate and fold little and big
4167 (*movtt): Use t_reg_operand and fold little and big endian variants.
4170 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
4172 * stmt.c (emit_case_bit_tests): Remove.
4173 (expand_case): Remove expand_switch_using_bit_tests_p code.
4174 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
4175 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
4176 (lshift_cheap_p): Likewise.
4177 (expand_switch_using_bit_tests_p): Likewise.
4178 (struct case_bit_test): Likewise.
4179 (case_bit_test_cmp): Likewise.
4180 (emit_case_bit_tests): New implementation for GIMPLE.
4181 (gen_inbound_check): Do not release post-dominator info here.
4182 (process_switch): Reorder code. Expand as bit tests if it
4184 (do_switchconv): Release post-dominator info here if something changed.
4185 (struct gimple_opt_pass): Verify more.
4186 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
4188 2012-07-02 Martin Jambor <mjambor@suse.cz>
4191 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
4192 dynamic type change check.
4194 2012-07-02 Richard Guenther <rguenther@suse.de>
4195 Michael Matz <matz@suse.de>
4196 Tobias Grosser <tobias@grosser.es>
4197 Sebastian Pop <sebpop@gmail.com>
4199 * Makefile.in: Remove PPL flags in favor of ISL ones.
4200 (BACKENDLIBS): Remove PPL libs.
4201 (INCLUDES): Remove PPL includes in favor of ISL ones.
4202 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
4203 graphite-cloog-compat.h dependencies.
4204 (graphite-dependences.o): Likewise.
4205 (graphite-poly.o): Likewise.
4206 * configure.ac: Declare ISL vars instead of PPL ones.
4207 * configure: Regenerated.
4208 * doc/install.texi: Replace PPL requirement documentation with ISL one.
4209 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
4210 * graphite-clast-to-gimple.c: Likewise.
4211 * graphite-dependences.c: Likewise.
4212 * graphite-interchange.c: Likewise.
4213 * graphite-poly.h: Likewise.
4214 * graphite-poly.c: Likewise.
4215 * graphite-sese-to-poly.c: Likewise.
4216 * graphite.c: Likewise.
4217 * graphite-scop-detection.c: Re-arrange includes.
4218 * graphite-cloog-util.c: Remove.
4219 * graphite-cloog-util.h: Likewise.
4220 * graphite-ppl.h: Likewise.
4221 * graphite-ppl.c: Likewise.
4222 * graphite-dependences.h: Likewise.
4224 2012-07-02 Richard Guenther <rguenther@suse.de>
4226 Merge from graphite branch
4227 2011-07-21 Tobias Grosser <tobias@grosser.es>
4229 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
4230 Remove graphite-cloog-util.h.
4231 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
4232 build_iv_mapping, translate_clast_user, translate_clast,
4233 free_scattering, initialize_cloog_names, build_cloog_prog,
4234 create_params_index): Do not use old compatibility functions.
4235 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
4236 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
4237 compatibility functions.
4238 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
4240 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
4241 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
4243 * graphite-cloog-compat.h: Remove.
4245 2011-08-09 Tobias Grosser <tobias@grosser.es>
4247 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
4248 of the string, no just a reference.
4249 (clast_name_index): Add a new field, that specifies if we need to free
4251 (free_clast_name_index): If necessary, free the name string.
4252 (clast_name_index_elt_info): Calculate the hash based on the string
4253 content, not the memory location it is stored in.
4254 (clast_name_to_level): Specify that we do not need to free the name.
4255 (clast_name_to_index): Dito.
4256 (clast_name_to_lb_ub): Dito.
4257 (eq_clast_name_indexes): Compare the strings, not their base pointers.
4258 (free_scattering): Removed.
4259 (initialize_cloog_names): Renamed to add_names_to_union_domain().
4260 (add_names_to_union_domain): Changed to work on a union_domain,
4261 instead of a CloogNames structure.
4262 (build_cloog_prog): Removed.
4263 (build_cloog_union_domain): New.
4264 (generate_cloog_input): New.
4265 (scop_to_clast): Use CloogInput instead of CloogProgram.
4266 (print_generated_program): Adapt to new scop_to_clast() and do not
4267 print the CloogProgram any more.
4268 (create_params_index): Removed, functionality integrated in
4269 add_names_to_union_domain().
4270 (gloog): Adapt to new scop_to_clast().
4271 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
4273 2012-01-11 Tobias Grosser <tobias@grosser.es>
4275 * graphite-clast-to-gimple.c (clast_name_to_index,
4276 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
4277 (clast_to_gcc_expression): Add clast_expr_name as a new
4278 case. Do not assume a clast_expr_term points always to a
4280 (type_for_clast_term): Do not assume a clast_expr_term points always to
4282 (type_for_clast_name): New.
4283 (type_for_clast_expr): Add clast_expr_name as a new case.
4285 2011-08-03 Sebastian Pop <sebpop@gmail.com>
4287 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
4288 new_Cloog_Scattering_from_ppl_Polyhedron,
4289 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
4291 2012-07-02 Jakub Jelinek <jakub@redhat.com>
4293 PR tree-optimization/53645
4294 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
4295 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
4297 2012-07-01 Wei Guozhi <carrot@google.com>
4300 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
4301 * config/arm/arm.c (const_ok_for_dimode_op): New function.
4302 * config/arm/constraints.md (Dd): New constraint.
4303 * config/arm/predicates.md (arm_adddi_operand): New predicate.
4304 * config/arm/arm.md (adddi3): Extend it to handle constants.
4305 (arm_adddi3): Likewise.
4306 (addsi3_carryin_<optab>): Extend it to handle sbc case.
4307 (addsi3_carryin_alt2_<optab>): Likewise.
4308 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
4310 2012-06-30 Nathan Sidwell <nathan@acm.org>
4312 * coverage.c (bbg_file_stamp): New.
4313 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
4314 (build_info): Write bbg_file_stamp.
4315 (coverage_init): Initialize bbg_file_stamp. Read counts file
4316 before writing graph header.
4317 (coverage_finish): Don't unlink the data file if we can generate a
4319 * tree.h (crc32_unsigned): Declare.
4320 * tree.c (crc32_unsigned_bits): New, broken out of ...
4321 (crc32_byte): ... here. Use it.
4322 (crc32_unsigned): New.
4324 2012-06-29 Cary Coutant <ccoutant@google.com>
4326 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
4327 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
4328 (gen_variable_die): Likewise.
4329 (gen_namespace_die): Likewise.
4331 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
4333 * tree-eh.c (lower_try_finally_switch): Really put the location of the
4334 last statement of the finally block onto the switch.
4336 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
4339 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
4342 2012-06-29 Sterling Augustine <saugustine@google.com>
4344 * dwarf2out.c (add_pubname): Add comment.
4345 (add_pubtype): Fix indentation.
4346 (gen_enumeration_type_die): Likewise.
4348 2012-06-29 Jakub Jelinek <jakub@redhat.com>
4350 * tree-vect-generic.c (expand_vector_divmod): For even/odd
4351 widening multiply, put even always as first argument to VEC_PERM_EXPR.
4353 2012-06-29 Richard Henderson <rth@redhat.com>
4355 * tree-vect-generic.c: Include target.h.
4356 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
4357 * Makefile.in (tree-vect-generic.o): Update.
4359 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
4361 * configure.ac: Remove special gtfiles case for C.
4362 * configure: Regenerate.
4363 * Makefile.in: Remove C front-end hooks and build hooks that
4364 will be picked up from c/Make-lang.in now.
4365 Add tree-mudflap to C_COMMON_OBJS.
4366 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
4367 * config/vms/vms.c: Look for c-tree.h in c/.
4368 * doc/gty.texi: Remove reference to c-config-lang.in.
4369 * doc/sourcebuild.texi: Document the c/ subdirectory.
4371 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
4373 * system.h (CASE_USE_BIT_TESTS): Poison.
4374 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
4375 (expand_switch_using_bit_tests_p): ...here.
4376 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
4377 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
4379 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
4381 * system.h (IFCVT_EXTRA_FIELDS): Poison.
4382 (IFCVT_INIT_EXTRA_FIELDS): Poison.
4383 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
4384 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
4385 IFCVT_INIT_EXTRA_FIELDS.
4386 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
4387 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
4389 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
4390 frv_ifcvt_machdep_init.
4391 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
4392 Remove documentation.
4393 (IFCVT_MACHDEP_INIT): Document.
4394 * doc/tm.texi: Regenerate.
4396 2012-06-29 Nick Clifton <nickc@redhat.com>
4398 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
4400 2012-06-29 Jakub Jelinek <jakub@redhat.com>
4402 * tree-vect-stmts.c (vectorizable_operation): Check both
4403 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
4404 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
4406 2012-06-28 Richard Henderson <rth@redhat.com>
4408 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
4410 2012-06-28 Jakub Jelinek <jakub@redhat.com>
4412 PR tree-optimization/51581
4413 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
4414 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
4415 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
4416 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
4417 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
4418 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
4420 PR tree-optimization/53645
4421 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
4422 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
4425 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
4428 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
4429 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
4430 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
4431 avr_hard_regno_call_part_clobbered.
4433 2012-06-28 Richard Guenther <rguenther@suse.de>
4436 * expr.c (expand_expr_real_1): Verify if the type is complete
4437 before inspecting its size.
4439 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
4441 * doc/include/gpl.texi: Remove.
4442 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
4444 2012-06-28 Jakub Jelinek <jakub@redhat.com>
4446 PR tree-optimization/53645
4447 * tree-vect-generic.c (add_rshift): New function.
4448 (expand_vector_divmod): New function.
4449 (expand_vector_operation): Use it for vector integer
4450 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
4451 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
4452 unused lguup variable with dummy_int.
4454 2012-06-28 OLivier Hainque <hainque@adacore.com>
4456 * expr.c (convert_move): Latch mem integer inputs into a
4457 register before expanding a multi-instructions sequence.
4459 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
4460 Uros Bizjak <ubizjak@gmail.com>
4461 Jakub Jelinek <jakub@redhat.com>
4465 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
4466 (vt_finalize): ... here instead, if needed.
4468 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
4473 * dce.c (word_dce_process_block): Check whether inserting debug
4474 temps are needed even for needed insns.
4475 (dce_process_block): Likewise.
4476 * df-problems.c (dead_debug_add): Add comment about multi-regs.
4477 (dead_debug_insert_temp): Likewise. Don't subreg when we're
4478 setting fewer regs than a multi-reg requires.
4480 2012-06-27 Richard Henderson <rth@redhat.com>
4482 * config/alpha/alpha.c (alpha_dimode_u): New.
4483 (alpha_init_builtins): Initialize it, and use it.
4484 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
4485 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
4486 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
4487 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
4488 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
4489 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
4490 (alpha_fold_builtin_ctpop): Likewise.
4491 (alpha_fold_builtin_umulh): Remove.
4492 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
4493 typo in MAX_ARGS check.
4495 2012-06-27 Richard Henderson <rth@redhat.com>
4497 * tree.def (MULT_HIGHPART_EXPR): New.
4498 * cfgexpand.c (expand_debug_expr): Ignore it.
4499 * expr.c (expand_expr_real_2): Handle it.
4500 * fold-const.c (int_const_binop_1): Likewise.
4501 * optabs.c (optab_for_tree_code): Likewise.
4502 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
4503 * tree-inline.c (estimate_operator_cost): Likewise.
4504 * tree-pretty-print.c (dump_generic_node): Likewise.
4505 (op_code_prio, op_symbol_code): Likewise.
4506 * tree.c (commutative_tree_code): Likewise. Also handle
4507 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
4509 2012-06-27 Richard Henderson <rth@redhat.com>
4512 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
4513 in 2012-06-23 change. Adjust two other DImode tests as well.
4515 2012-06-27 Nick Clifton <nickc@redhat.com>
4517 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
4520 2012-06-27 Richard Guenther <rguenther@suse.de>
4523 * tree-chrec.c (chrec_convert_1): Represent truncation to
4524 a type with undefined overflow as truncation to an unsigned
4525 type converted to the type with undefined overflow.
4526 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
4527 the scalar evolution of a truncated widened operation avoid
4528 looking at the non-existing evolution of the widened operation
4531 2012-06-27 Richard Guenther <rguenther@suse.de>
4533 PR tree-optimization/53774
4534 * tree-ssa-reassoc.c (get_rank): All default defs have
4536 (init_reassoc): Precompute rank for all SSA default defs.
4538 2012-06-27 Nick Clifton <nickc@redhat.com>
4540 * config/rx/rx.md (simple_return): Use the simple_return rtx.
4542 2012-06-26 Richard Henderson <rth@redhat.com>
4544 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
4545 and don't fall thru from standard_80387_constant_p to the memory
4548 2012-06-26 Richard Henderson <rth@redhat.com>
4550 * config/i386/i386.c (bdesc_args): Update. Change
4551 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
4552 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
4553 (ix86_builtin_mul_widen_even): Use it.
4554 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
4555 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
4556 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
4558 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
4559 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
4560 (vec_widen_smult_even_v4si): New.
4562 2012-06-26 Richard Henderson <rth@redhat.com>
4564 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
4565 to expander; move guts to ...
4566 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
4567 highparts before shifting up.
4568 * config/i386/i386-protos.h: Update.
4570 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
4572 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
4573 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
4574 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
4576 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
4578 * var-tracking.c (vt_add_function_parameter): Use a preserved
4579 VALUE for the MEM address of an incoming parameter.
4581 2012-06-26 Sterling Augustine <saugustine@google.com>
4583 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
4584 (prune_unused_types): Likewise.
4586 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
4588 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4589 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
4590 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4591 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
4592 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
4593 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
4594 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
4595 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
4596 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
4598 * doc/tm.texi: Regenerate.
4599 * doc/cpp.texi: Make example for #error generic.
4600 * config/frv/frv.h: Fix example text to match tm.texi.
4602 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
4604 * tree-pass.h (pass_strength_reduction): New decl.
4605 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
4606 (finalize_costs): Likewise.
4607 * timevar.def (TV_TREE_SLSR): New timevar.
4608 * gimple-ssa-strength-reduction.c: New.
4609 * tree-flow.h (initialize_costs): New decl.
4610 (finalize_costs): Likewise.
4611 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
4612 * passes.c (init_optimization_passes): Add pass_strength_reduction.
4614 2012-06-26 Matt Turner <mattst88@gmail.com>
4616 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
4617 (__builtin_arm_tinsrh): Likewise.
4618 (__builtin_arm_tinsrw): Likewise.
4619 (__builtin_arm_wsadb): Add missing v2si parameter.
4620 (__builtin_arm_wsadh): Likewise.
4621 (__builtin_arm_getwcx): Delete.
4622 (__builtin_arm_setwcx): Delete.
4623 (__builtin_arm_getwcgr0): Add.
4624 (__builtin_arm_getwcgr1): Add.
4625 (__builtin_arm_getwcgr2): Add.
4626 (__builtin_arm_getwcgr3): Add.
4627 (__builtin_arm_setwcgr0): Add.
4628 (__builtin_arm_setwcgr1): Add.
4629 (__builtin_arm_setwcgr2): Add.
4630 (__builtin_arm_setwcgr3): Add.
4632 2012-06-26 Richard Guenther <rguenther@suse.de>
4635 2012-06-21 Richard Guenther <rguenther@suse.de>
4637 * tree-inline.c (estimate_num_insns): Estimate call cost for
4640 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
4643 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
4644 * doc/tm.texi: Regenerate.
4646 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
4649 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
4650 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
4651 * doc/tm.texi.in: Remove documentation for unused target macros
4652 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
4653 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
4654 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
4655 TARGET_NARROW_VOLATILE_BITFIELDS.
4656 Document that MD_HANDLE_UNWABI is a macro in libgcc.
4657 * doc/tm.texi: Regenerate.
4658 * system.h: Poison target macros
4659 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
4660 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
4661 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
4662 TARGET_NARROW_VOLATILE_BITFIELDS
4664 2012-06-26 Jan Hubicka <jh@suse.cz>
4667 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
4670 2012-06-26 Dehao Chen <dehao@google.com>
4672 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
4673 source location is consistant with the call stmt.
4675 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
4677 PR tree-optimization/53729
4678 PR tree-optimization/53636
4679 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
4680 vect_verify_datarefs_alignment until after statements have
4681 been marked as relevant/irrelevant.
4682 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
4683 Skip irrelevant statements.
4684 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
4685 instead of STMT_VINFO_RELEVANT.
4686 (vect_get_data_access_cost): Do not check for supportable
4687 alignment before calling vect_get_load_cost/vect_get_store_cost.
4688 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
4689 handling unsupported alignment.
4690 (vect_get_load_cost): Likewise.
4692 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
4694 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
4695 Do not define JMP_BUF_SIZE.
4697 2012-06-26 Jakub Jelinek <jakub@redhat.com>
4699 PR tree-optimization/53748
4700 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
4701 if arg0/arg1 have integral or pointer types.
4703 2012-06-25 Richard Henderson <rth@redhat.com>
4705 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
4706 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
4707 (sdot_prodv4si): New; handle only XOP.
4709 2012-06-25 Richard Henderson <rth@redhat.com>
4711 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
4712 (V2UDI_FUNC_V4USI_V4USI): New.
4713 (V4UDI_FUNC_V8USI_V8USI): New.
4714 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
4715 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
4716 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
4717 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
4718 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
4719 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
4720 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
4721 (bdesc_args): Add them.
4722 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
4723 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
4724 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
4725 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
4726 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
4728 2012-06-25 Richard Henderson <rth@redhat.com>
4730 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
4732 2012-06-25 Richard Henderson <rth@redhat.com>
4734 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
4736 (ix86_expand_vec_interleave): New.
4737 (ix86_expand_mul_widen_evenodd): New.
4738 (ix86_expand_mul_widen_hilo): New.
4739 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
4740 * config/i386/i386.md (u_bool) New code attr.
4741 * config/i386/predicates.md
4742 (nonimmediate_or_const_vector_operand): Remove.
4743 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
4744 both AVX and SSE4_1.
4745 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
4746 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
4747 (vec_widen<s>mult_hi_v8si): Remove.
4748 (vec_widen<s>mult_lo_v8si): Remove.
4749 (vec_widen_smult_hi_v4si): Remove.
4750 (vec_widen_smult_lo_v4si): Remove.
4751 (vec_widen_umult_hi_v4si): Remove.
4752 (vec_widen_umult_lo_v4si): Remove.
4753 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
4754 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
4755 * config/i386/i386-protos.h: Update.
4757 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
4759 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
4760 (neon_vld1_dup): Restrict to VQ operands.
4761 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
4763 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4764 James Greenhalgh <james.greenhalgh@arm.com>
4766 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
4767 (TARGET_FMA): New macro.
4768 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
4769 (TARGET_ARM_ARCH): Likewise.
4770 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
4771 (TARGET_V6M, TARGET_V7M): Likewise.
4772 (TARGET_ARM_ARCH_PROFILE): Likewise.
4773 (TARGET_ARM_FEATURE_LDREX): Likewise.
4774 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
4775 (ARM_MIN_ENUM_SIZE): Likewise.
4776 * config/arm/arm.c (arm_file_start): Refactor appropriately.
4777 (base_architecture): New enumeration.
4778 (arm_base_arch): New global variable.
4779 (processors): Add field base_arch.
4780 (ARM_ARCH, ARM_CORE): Adjust accordingly.
4781 (arm_option_override): Add initialization of arm_base_arch.
4782 * doc/cpp.texi (system-specific predefined macros.): Change.
4784 2012-06-25 Jakub Jelinek <jakub@redhat.com>
4787 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
4788 of x x x in the vmovlps load alternative.
4790 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
4793 * df.h (dead_debug_add): Remove third argument.
4794 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
4795 REG that we want to replace instead.
4796 (dead_debug_insert_temp): Use the REGNO of the reg that we want
4797 to replace instead of DF_REF_REGNO. Require there to always be
4798 at least one such use. Check for cases where the same location
4799 has more than df_ref associated with it.
4800 (df_note_bb_compute): Remove third dead_debug_add argument.
4801 * dce.c (word_dce_process_block): Likewise.
4803 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
4805 * config/v850/v850.c: Remove redundant extern declarations for
4806 last_assemble_variable_decl and size_directive_output.
4808 * doc/tm.texi.in: Document JMP_BUF_SIZE.
4809 * doc/tm.texi: Regenerate.
4810 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
4811 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
4812 * config/stormy16/stormy16.h: Likewise.
4814 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
4816 * doc/sourcebuild.texi: Add missing subdirectories.
4818 2012-06-25 Tristan Gingold <gingold@adacore.com>
4820 * config/i386/i386.h: Fix typo.
4822 2012-06-25 Tristan Gingold <gingold@adacore.com>
4824 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
4825 (seh_cfa_adjust_cfa): ... that function.
4826 (seh_emit_stackalloc): Do not emit out of range values.
4827 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
4828 UNSPEC_DEF_CFA constants.
4829 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
4830 * config/i386/i386.c (ix86_frame_pointer_required): Required
4831 for very large frames on SEH target.
4832 (ix86_compute_frame_layout): Save area is before frame pointer
4833 on SEH target. Handle very large frames.
4834 (ix86_expand_prologue): Likewise.
4836 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
4838 * output.h: (current_function_is_leaf,
4839 current_function_sp_is_unchanging,
4840 current_function_uses_only_leaf_regs): Remove.
4841 * function.c (current_function_is_leaf,
4842 current_function_sp_is_unchanging,
4843 current_function_uses_only_leaf_regs): Remove.
4844 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
4845 instead of current_function_uses_only_leaf_regs.
4846 * function.h (struct rtl_data): New fields sp_is_unchanging,
4847 is_leaf, uses_only_leaf_regs.
4848 * resource.c (init_resource_info): Replace current_function_is_leaf,
4849 current_function_sp_is_unchanging, and
4850 current_function_uses_only_leaf_regs with new crtl fields.
4851 * sdbout.c (sdbout_symbol): Likewise.
4852 * df-core.c (rest_of_handle_df_initialize): Likewise.
4853 * ira.c (ira): Likewise.
4854 * final.c (final_start_function): Likewise.
4855 * reorg.c (fill_simple_delay_slots): Likewise.
4856 * regrename.c (check_new_reg_p): Likewise.
4857 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
4858 (notice_stack_pointer_modification): Likewise.
4859 * dbxout.c (dbxout_symbol): Likewise.
4860 (dbxout_parms): Likewise.
4861 * sel-sched.c (init_regs_for_mode): Likewise.
4862 * dwarf2out.c (dbx_reg_number): Likewise.
4863 (multiple_reg_loc_descriptor): Likewise.
4864 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
4865 (gen_pop): Likewise.
4866 (ix86_select_alt_pic_regnum): Likewise.
4867 (ix86_compute_frame_layout): Likewise.
4868 (ix86_finalize_stack_realign_flags): Likewise.
4869 (ix86_expand_epilogue): Likewise.
4870 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
4871 * config/h8300/h8300.c (byte_reg): Likewise.
4872 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
4873 (c6x_save_reg): Likewise.
4874 (c6x_compute_frame_layout): Likewise.
4875 * config/pa/pa.c (pa_compute_frame_size): Likewise.
4876 (pa_output_function_prologue): Likewise.
4877 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
4878 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
4879 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
4880 (sparc_expand_prologue): Likewise.
4881 (sparc_flat_expand_prologue): Likewise.
4882 (sparc_asm_function_prologue): Likewise.
4883 (sparc_output_mi_thunk): Likewise.
4884 (sparc_frame_pointer_required): Likewise.
4885 * config/epiphany/epiphany.c (epiphany_compute_function_type):
4887 (epiphany_compute_frame_size): Likewise.
4888 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
4889 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
4890 (cris_frame_pointer_required): Likewise.
4891 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
4892 (tilepro_current_function_is_leaf): Likewise.
4893 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
4894 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
4895 * config/ia64/ia64.c (find_gr_spill): Likewise.
4896 (ia64_compute_frame_size): Likewise.
4897 (ia64_can_eliminate): Likewise.
4898 (ia64_initial_elimination_offset): Likewise.
4899 * config/m68k/m68k.c (m68k_save_reg): Likewise.
4900 (m68k_expand_epilogue): Likewise.
4901 * config/rx/rx.c (rx_get_stack_layout): Likewise.
4902 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
4903 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
4905 (picochip_output_frame_debug): Likewise.
4906 * config/sh/sh.c (sh_media_register_for_return): Likewise.
4907 (sh_allocate_initial_value): Likewise.
4908 (sh_output_mi_thunk): Likewise.
4909 * config/microblaze/microblaze.c (microblaze_must_save_register):
4911 (compute_frame_size): Likewise.
4912 (microblaze_initial_elimination_offset): Likewise.
4913 (microblaze_expand_prologue): Likewise.
4914 (microblaze_expand_epilogue): Likewise.
4915 * config/frv/frv.c (frv_expand_epilogue): Likewise.
4916 (frv_frame_pointer_required): Likewise.
4917 * config/spu/spu.c (get_pic_reg): Likewise.
4918 (direct_return): Likewise.
4919 (spu_expand_prologue): Likewise.
4920 (spu_expand_epilogue): Likewise.
4921 (spu_initial_elimination_offset): Likewise.
4922 * config/mips/mips.c (mips_global_pointer): Likewise.
4923 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4924 (mips_compute_frame_info): Likewise.
4925 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
4926 (mep_reload_pointer): Likewise.
4927 * config/rl78/rl78.c (need_to_save): Likewise.
4928 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
4929 * config/score/score.c (score_compute_frame_size): Likewise.
4930 (score_function_prologue): Likewise.
4931 * config/bfin/bfin.c (must_save_p): Likewise.
4932 (expand_prologue_reg_save): Likewise.
4933 (expand_epilogue_reg_restore): Likewise.
4934 (bfin_frame_pointer_required): Likewise.
4935 (n_regs_saved_by_prologue): Likewise.
4936 (add_to_reg): Likewise.
4937 (expand_interrupt_handler_prologue): Likewise.
4938 (expand_interrupt_handler_epilogue): Likewise.
4939 (bfin_expand_prologue): Likewise.
4940 * config/avr/avr.c (avr_regs_to_save): Likewise.
4941 (avr_prologue_setup_frame): Likewise.
4942 (expand_epilogue): Likewise.
4943 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
4944 (s390_register_info): Likewise.
4945 (s390_frame_info): Likewise.
4946 (s390_init_frame_layout): Likewise.
4947 (s390_emit_prologue): Likewise.
4950 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
4952 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
4953 * vmsdbgout: Do not undefine it if defined.
4954 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
4955 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
4956 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
4958 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
4960 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
4962 2012-06-23 Richard Henderson <rth@redhat.com>
4965 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
4966 V*QImode shifts and multiply.
4967 (ix86_expand_vecop_qihi): Support shifts.
4968 * config/i386/i386.md (any_shift): New code iterator.
4969 * config/i386/sse.md (ashlv16qi3): Merge ...
4970 (<any_shiftrt>v16qi3): ... into ...
4971 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
4972 to support SSE and AVX.
4974 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
4975 parameter into src and dest.
4976 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
4977 (vec_unpacks_hi_<V124_AVX2>): Likewise.
4978 (vec_unpacku_lo_<V124_AVX2>): Likewise.
4979 (vec_unpacks_lo_<V124_AVX2>): Likewise.
4980 * config/i386/i386-protos.h: Update.
4982 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
4983 pure expander; move expansion code ...
4984 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
4985 * config/i386/i386-protos.h: Update.
4987 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
4989 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
4990 (popcntb<mode>2): Add attribute type popcnt.
4991 (popcntd<mode>2): Ditto.
4992 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
4993 * config/rs6000/power5.md (define_insn_reservation): Ditto.
4994 * config/rs6000/power7.md (define_insn_reservation): Ditto.
4995 * config/rs6000/476.md (define_insn_reservation): Ditto.
4996 * config/rs6000/power6.md (define_insn_reservation): New
4997 reservation for popcnt instructions.
4999 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
5001 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
5003 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
5006 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
5008 * config/i386/i386.c (ix86_option_override_internal): Allow
5009 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
5011 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
5014 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
5016 * double-int.c (double_int_multiple_of): New function.
5017 * double-int.h (double_int_multiple_of): New decl.
5018 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
5019 (mbc_entry_hash): New forward decl.
5020 (mbc_entry_eq): Likewise.
5021 (zero_cost): Change to no_cost.
5022 (mult_costs): New static var.
5023 (cost_tables_exist): Likewise.
5024 (initialize_costs): New function.
5025 (finalize_costs): Likewise.
5026 (tree_ssa_iv_optimize_init): Call initialize_costs.
5027 (add_cost): Change to add_regs_cost; distinguish costs by speed.
5028 (multiply_regs_cost): New function.
5029 (add_const_cost): Likewise.
5030 (extend_or_trunc_reg_cost): Likewise.
5031 (negate_reg_cost): Likewise.
5032 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
5034 (get_address_cost): Change add_cost to add_regs_cost; change
5035 multiply_by_cost to multiply_by_const_cost.
5036 (force_expr_to_var_cost): Change zero_cost to no_cost; change
5037 add_cost to add_regs_cost; change multiply_by_cost to
5038 multiply_by_const_cost.
5039 (split_cost): Change zero_cost to no_cost.
5040 (ptr_difference_cost): Likewise.
5041 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
5042 to multiply_by_const_cost.
5043 (get_computation_cost_at): Change add_cost to add_regs_cost; change
5044 multiply_by_cost to multiply_by_const_cost.
5045 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
5046 (determine_iv_cost): Change add_cost to add_regs_cost.
5047 (iv_ca_new): Change zero_cost to no_cost.
5048 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
5049 * tree-ssa-address.c (most_expensive_mult_to_index): Change
5050 multiply_by_cost to multiply_by_const_cost.
5051 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
5052 (add_regs_cost): New decl.
5053 (multiply_regs_cost): Likewise.
5054 (add_const_cost): Likewise.
5055 (extend_or_trunc_reg_cost): Likewise.
5056 (negate_reg_cost): Likewise.
5058 2012-06-22 Richard Guenther <rguenther@suse.de>
5060 Merge from graphite branch
5061 2011-08-10 Sebastian Pop <sebpop@gmail.com>
5063 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
5065 2012-01-13 Tobias Grosser <tobias@grosser.es>
5067 * tree-flow.h (parallelized_function_p): Declare.
5068 * tree-parloops.c (parallelized_function_p): Export.
5069 * graphite.c (graphite_transform_loops): Do not run graphite on
5070 already parallel functions.
5072 2012-06-22 Alan Modra <amodra@gmail.com>
5074 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
5075 return mem. Convert to indirect addressing if not indirect or
5076 indexed. Adjust all callers.
5078 2012-06-22 Richard Guenther <rguenther@suse.de>
5080 * gcov-iov.c: Include bconfig.h and system.h.
5082 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
5084 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
5086 2012-06-22 Richard Guenther <rguenther@suse.de>
5088 PR gcov-profile/53744
5089 * gcov-iov.c (main): Treat "" and "prerelease" the same.
5091 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
5094 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
5095 for GNU Fortran if in strict DWARF2 mode.
5097 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
5099 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
5100 DECL_IGNORED_P non-reg vars even if they are used.
5102 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
5106 * var-tracking.c (vt_get_canonicalize_base): New.
5107 (vt_canonicalize_addr, vt_stack_offset_p): New.
5108 (vt_canon_true_dep): New.
5109 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
5110 (clobber_overlaping_mems): Use vt_canonicalize_addr.
5112 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
5116 * var-tracking.c (vt_initialize): Record initial offset between
5117 arg pointer and stack pointer.
5119 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
5123 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
5126 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
5130 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
5132 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
5134 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
5136 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
5139 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
5141 2012-06-21 Meador Inge <meadori@codesourcery.com>
5144 * c-decl.c (c_push_function_context): Restore the behavior to reuse
5145 the language function allocated for -Wunused-local-typedefs.
5146 (c_pop_function_context): If necessary, clear the language function
5147 created in c_push_function_context. Always clear out the
5148 x_cur_stmt_list field of the restored language function.
5150 2012-06-21 Sterling Augustine <saugustine@google.com>
5151 Cary Coutant <ccoutant@google.com>
5153 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
5154 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
5155 (comdat_type_struct): New field 'skeleton_die'.
5156 (breakout_comdat_types): Update it.
5157 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
5158 is_namespace_die. Fix minor style violation. Call want_pubnames.
5159 (add_pubname_string): Call want_pubnames.
5160 (add_pubtype): Rework logic for calculating type name. Call
5161 is_namespace_die. Call want_pubnames.
5162 (output_pubnames): Move conditional logic deciding when to produce the
5163 section from dwarf2out_finish. Use new skeleton_die field.
5164 (base_type_die): Call add_pubtype.
5165 (gen_enumeration_type_die): Unconditionally call add_pubtype.
5166 (gen_subprogram_die): Adjust calls to add_pubname.
5167 (gen_namespace_die): Call add_pubname_string.
5168 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
5169 produce pubnames and pubtypes sections to output_pubnames.
5170 * common.opt (-gpubnames): New option.
5171 * doc/invoke.texi: Document it.
5173 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
5175 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
5177 2012-06-21 Michael Matz <matz@suse.de>
5180 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
5183 2012-06-21 Richard Guenther <rguenther@suse.de>
5185 * tree-inline.c (estimate_num_insns): Estimate call cost for
5188 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
5190 * tree.h (DECL_SOURCE_COLUMN): New accessor.
5192 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
5194 * config/i386/i386.md (SINCOS): New int iterator.
5195 (sincos): New int attribute.
5196 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
5197 SINCOS int iterator.
5198 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
5199 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
5201 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
5203 * config/i386/i386.md (RDFSGSBASE): New int iterator.
5204 (WRFSGSBASE): Ditto.
5205 (fsgs): New int attribute.
5206 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
5207 RDFSGSBASE int iterator.
5208 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
5209 WRFSGSBASE int iterator.
5211 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
5213 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
5214 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
5215 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
5216 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
5219 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
5221 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
5223 2012-06-20 Richard Guenther <rguenther@suse.de>
5225 PR tree-optimization/30318
5226 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
5228 (range_int_cst_singleton_p): But explicitely here.
5229 (zero_nonzero_bits_from_vr): And here.
5230 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
5231 to cover all cases we can perform arbitrary precision
5232 arithmetic with double-ints.
5233 (intersect_ranges): Handle adjacent anti-ranges.
5235 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
5237 * config/i386/i386.md (rounding_insn): New int attribute.
5238 (<rounding_insn>xf2): Macroize insn from
5239 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
5240 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
5242 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
5244 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
5245 (ieee_maxmin): New int attribute.
5246 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
5247 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
5249 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
5251 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
5252 * config/arm/arm.c: Do not include c-pragma.h.
5253 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
5254 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
5255 to arm_emit_eabi_attribute.
5256 * arm-c.c: Do not include output.h.
5257 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
5258 call to arm_emit_eabi_attribute.
5259 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
5261 2012-06-20 Richard Guenther <rguenther@suse.de>
5263 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
5264 Allow adjusting alignment of user-aligned decls again.
5266 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
5268 * config/rl78/rl78-c.c: Remove unnecessary includes.
5270 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
5272 * config/cris/cris.c: Include cgraph.h.
5273 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
5275 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
5277 * emit-rtl.c (need_atomic_barrier_p): New function.
5278 * emit-rtl.h (need_atomic_barrier_p): Declare it.
5279 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
5280 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
5281 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
5282 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
5283 (mips_process_sync_loop): Use generic version instead.
5285 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
5287 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
5290 2012-06-19 Tom de Vries <vries@codesourcery.com>
5291 Maxim Kuvyrkov <maxim@codesourcery.com>
5293 * config/mips/constraints.md (ZR): New constraint.
5294 * config/mips/predicates.md (mem_noofs_operand): New predicate.
5295 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
5296 * config/mips/mips.h (TARGET_XLP): Define.
5297 (TARGET_SYNC_AFTER_SC): Update.
5298 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
5299 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
5300 XLP-specific swap and ldadd patterns.
5301 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
5303 2012-06-19 Tom de Vries <vries@codesourcery.com>
5304 Maxim Kuvyrkov <maxim@codesourcery.com>
5306 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
5307 (mips_emit_post_atomic_barrier_p): New static functions.
5308 (mips_process_sync_loop): Use them. Emit sync memory barriers in
5309 accordance with memory model semantics. Add return of CMP result for
5311 * config/mips/mips.md: Update comment.
5312 (sync_cmp): New attribute.
5313 (sync_memmodel): New attribute replacing sync_release_barrier.
5314 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
5315 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
5316 (sync_lock_test_and_set, test_and_set_12): Update.
5317 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
5318 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
5320 2012-06-19 Joseph Myers <joseph@codesourcery.com>
5322 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
5323 mov_si<mode>_e500_subreg0.
5324 (*mov_si<mode>_e500_subreg0_elf_low)
5325 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
5327 2012-06-19 Richard Henderson <rth@redhat.com>
5329 * config/alpha/alpha.c: Include params.h.
5330 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
5331 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
5333 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
5335 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
5336 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
5337 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
5339 * doc/tm.texi: Regenerate.
5340 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
5342 * config/darwin-c.c: Include target.h.
5343 (darwin_objc_declare_unresolved_class_reference): New function.
5344 (darwin_objc_declare_class_definition): New function.
5345 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
5346 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
5348 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
5350 * target.def (output_ident): New hook.
5351 * targhooks.h (default_asm_output_ident_directive): Add prototype.
5352 * varasm.c (assemble_asm): Only prefix a tab if the string does not
5353 already start with one.
5354 (default_asm_output_ident_directive): New function to emit
5355 .ident as a top-level asm node while parsing, or directly to
5356 asm_out_file after parsing.
5357 * toplev.c (compile_file): Print a GCC .ident with
5358 targetm.asm_out.output_ident.
5359 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
5360 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
5361 * doc/tm.texi: Update.
5363 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
5364 (TARGET_ASM_OUTPUT_IDENT): Define.
5365 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
5366 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
5367 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
5368 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
5369 (TARGET_ASM_OUTPUT_IDENT): Define.
5370 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
5371 (TARGET_ASM_OUTPUT_IDENT): Define.
5373 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
5374 * config/cris/cris.c (cris_asm_output_ident): New function.
5375 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
5377 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
5379 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
5380 (microblaze_asm_output_ident): Rewrite to work similar to
5381 default_asm_output_ident_directive for front-end .idents.
5382 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
5383 (TARGET_ASM_OUTPUT_IDENT): Define.
5385 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
5386 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
5388 * config/rx/rx.c: Include cgraph.h for add_asm_node.
5389 (rx_asm_output_ident): New function, similar to
5390 default_asm_output_ident_directive, but handle AS100 syntax also, so
5391 that #ident also works for rx in AS100 syntax.
5392 (TARGET_ASM_OUTPUT_IDENT): Define.
5393 * config/rx/rx.h (IDENT_ASM_OP): Remove.
5395 * Makefile.in: Fix dependencies for c-family/c-lex.o.
5397 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
5399 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
5400 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
5402 (*fist<mode>2_<rounding>_1): Macroize insn from
5403 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
5404 (fistdi2_<rounding>): Macroize insn from
5405 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
5406 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
5407 corresponding splitters from fistdi2_{floor,ceil} and corresponding
5408 splitters using FIST_ROUNDING int iterator.
5409 (fist<mode>2_<rounding>): Macroize insn from
5410 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
5411 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
5412 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
5413 splitters using FIST_ROUNDING int iterator.
5414 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
5415 using FIST_ROUNDING int iterator.
5417 2012-06-19 Richard Henderson <rth@redhat.com>
5419 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
5420 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
5421 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
5422 * config/i386/sse.md (sse2_mulv4si3): Delete.
5423 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
5424 nonimmediate_or_const_vector_operand.
5426 2012-06-19 Richard Henderson <rth@redhat.com>
5428 * expmed.c (struct init_expmed_rtl): Split ...
5429 (init_expmed_one_mode): ... out of ...
5430 (init_expmed): ... here. Initialize integer vector modes also.
5431 (synth_mult): Handle integer vector modes.
5432 (choose_mult_variant): Likewise.
5433 (expand_mult_const): Likewise.
5434 (expand_mult): Likewise.
5435 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
5437 2012-06-19 Richard Henderson <rth@redhat.com>
5439 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
5440 integral vector modes.
5442 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
5444 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
5445 (rounding): New int attribute.
5447 (frndintxf2_<rounding>): Macroize insn from
5448 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
5449 (frndintxf2_<rounding>_i387): Macroize insn from
5450 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
5452 2012-06-19 Richard Guenther <rguenther@suse.de>
5454 * tree-vrp.c (union_ranges): New function.
5455 (vrp_meet_1): Use union_ranges.
5456 (vrp_meet): Dump what we union and call vrp_meet_1.
5458 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
5460 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
5461 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
5462 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
5463 (attr write_conflict, attr core_cycles): Update.
5464 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
5466 2012-06-19 Richard Guenther <rguenther@suse.de>
5468 * tree-vrp.c (intersect_ranges): Handle more cases.
5469 (vrp_intersect_ranges): Dump what we intersect and call ...
5470 (vrp_intersect_ranges_1): ... this.
5472 2012-06-19 Richard Guenther <rguenther@suse.de>
5474 PR tree-optimization/53708
5475 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
5476 user-supplied alignment and alignment of decls with the used
5479 2012-06-18 Lawrence Crowl <crowl@google.com>
5481 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
5482 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
5483 (TV_PHASE_STREAM_IN): New.
5484 (TV_PHASE_STREAM_OUT): New.
5485 * timevar.c (validate_phases): New.
5486 (timevar_print): Call validate_phases.
5487 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
5488 to TV_PHASE_OPT_GEN.
5489 * langhooks.c (write_global_declarations): Rename use of
5490 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
5491 TV_PHASE_CHECK_DBGINFO.
5492 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
5493 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
5494 lang_hooks.decls.final_write_globals.
5496 2012-06-18 David Edelshn <dje.gcc@gmail.com>
5498 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
5500 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
5503 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
5504 (*sse4_2_pcmpistr_unaligned): New.
5506 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5507 Sameera Deshpande <sameera.deshpande@arm.com>
5508 Greta Yorsh <greta.yorsh@arm.com>
5510 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
5511 * config/arm/arm.c (print_multi_reg): Remove.
5512 (vfp_output_fldmd): Likewise.
5513 (arm_output_epilogue): Likewise.
5514 * config/arm/arm.md (epilogue_insns): Update condition and code.
5516 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5517 Sameera Deshpande <sameera.deshpande@arm.com>
5518 Greta Yorsh <greta.yorsh@arm.com>
5520 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
5521 * config/arm/arm.c (thumb2_expand_return): New function.
5522 * config/arm/arm.md (return): Update condition and code.
5524 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5525 Sameera Deshpande <sameera.deshpande@arm.com>
5526 Greta Yorsh <greta.yorsh@arm.com>
5528 * config/arm/arm-protos.h (output_return_instruction): New parameter
5529 and int to bool change of parameter types.
5530 * config/arm/arm.c (output_return_instruction): Likewise.
5531 * config/arm/arm.md (arm_simple_return): New pattern.
5532 (arm_return, cond_return, cond_return_inverted): Add new arguments.
5533 * config/arm/thumb2.md (thumb2_return): Update condition and code.
5535 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5536 Sameera Deshpande <sameera.deshpande@arm.com>
5537 Greta Yorsh <greta.yorsh@arm.com>
5539 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
5540 * config/arm/arm.c (arm_expand_epilogue): New function.
5541 * config/arm/arm.md (epilogue): Update condition and code.
5542 (sibcall_epilogue): Likewise.
5544 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5545 Sameera Deshpande <sameera.deshpande@arm.com>
5546 Greta Yorsh <greta.yorsh@arm.com>
5548 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
5549 * config/arm/arm.md (arm_addsi3) Add an alternative.
5551 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5552 Sameera Deshpande <sameera.deshpande@arm.com>
5553 Greta Yorsh <greta.yorsh@arm.com>
5555 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
5556 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
5557 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
5559 2012-06-18 Ian Bolton <ian.bolton@arm.com>
5560 Sameera Deshpande <sameera.deshpande@arm.com>
5561 Greta Yorsh <greta.yorsh@arm.com>
5563 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
5564 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
5565 (pop_multiple_with_return, ldr_with_return) Likewise.
5566 * config/arm/predicates.md (pop_multiple_return) New special predicate.
5567 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
5568 * config/arm/arm.c (arm_output_multireg_pop) New function.
5569 (arm_emit_multi_reg_pop): New function.
5571 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
5573 * config/arm/arm.c (ldm_stm_operation_p): Require SP
5574 as base register for loads if SP is in the register list.
5576 2012-06-18 Richard Guenther <rguenther@suse.de>
5578 PR tree-optimization/53693
5579 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
5580 Reject operands with more than one use.
5582 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
5584 PR tree-optimization/53703
5585 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
5586 correctly set bb_for_def[12].
5588 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
5590 * config/vax/vax.h (VMS_TARGET): Remove.
5592 2012-06-18 Richard Guenther <rguenther@suse.de>
5594 * tree-vrp.c (extract_range_from_assert): Split out range
5596 (intersect_ranges): New function.
5597 (vrp_intersect_ranges): Likewise.
5599 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5601 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
5604 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
5606 * doc/md.texi: Document int iterators.
5607 * read-rtl.c (ints): New iterator group.
5608 (find_int): Int iterator group callback.
5609 (apply_int_iterator): Likewise.
5610 (apply_iterators): Traverse int iterator table and add all the used
5612 (initialize_iterators): Initialize data structures and callbacks for
5614 (read_rtx): Parse and read mappings for int iterators.
5615 (read_rtx_code): Record int iterator usage.
5617 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
5620 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
5621 performing an addition.
5623 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5625 * output.h (split_double): Move prototype to rtl.h.
5626 (constructor_static_from_elts_p): Move prototype to tree.c.
5627 * rtl.h (split_double): Moved here from output.h.
5628 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
5629 * final.c (split_double): Move from here ...
5630 * rtlanal.c (split_double): ... to here.
5631 * expr.c: Do not include output.h.
5633 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5635 * cfglayout.h: Remove.
5636 * cfglayout.c: Remove.
5637 * function.h (struct function): Remove x_last_location field.
5638 * function.c: Do not include cfglayout.h.
5639 (expand_function_start): Do not call no-op force_next_line_note.
5640 (expand_function_end): Likewise.
5641 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
5642 (unlink_insn_chain): Moved here from cfglayout.c.
5643 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
5644 into_cfg_layout_mode, outof_cfg_layout_mode,
5645 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
5646 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
5647 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
5648 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
5649 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
5650 cfg_layout_finalize): Likewise.
5651 (rtl_can_remove_branch_p): Likewise.
5652 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
5653 (duplicate_insn_chain): Likewise.
5654 (force_next_line_note): Remove prototype.
5655 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
5656 (last_location): Remove #define to emit.x_last_location.
5657 (force_next_line_note): Remove no-op function.
5658 (init_emit): Don't set x_last_location.
5659 (block_locators_locs, block_locators_blocks, locations_locators_locs,
5660 locations_locators_vals, prologue_locator, epilogue_locator,
5661 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5662 Move POD to here from cfglayout.c.
5663 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
5664 set_curr_insn_source_location, get_curr_insn_source_location,
5665 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
5666 locator_scope, insn_scope, locator_location, locator_line, insn_line,
5667 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
5668 * cfghooks.h: Remove double-include protection.
5669 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
5670 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
5671 * final.c: Do not include cfglayout.h.
5672 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
5673 (reemit_insn_block_notes): Likewise. Make static.
5674 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
5675 operation_could_trap_p, tree_could_throw_p): Move from here...
5676 * tree.h: ... to here.
5677 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
5678 * profile.c: Do not include cfghooks.h.
5679 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
5680 * modulo-sched.c: Likewise.
5681 * loop-unswitch.c: Do not include cfglayout.h.
5682 * sched-ebb.c: Likewise.
5683 * tracer.c: Likewise.
5685 * tree-vect-loop-manip.c: Likewise.
5686 * loop-init.c: Likewise.
5687 * dwarf2out.c: Likewise.
5688 * hw-doloop.c: Likewise.
5689 * loop-unroll.c: Likewise.
5690 * cfgcleanup.c: Likewise.
5691 * bb-reorder.c: Likewise.
5692 * sched-rgn.c: Likewise.
5693 * tree-cfg.c: Likewise.
5694 * config/alpha/alpha.c: Likewise.
5695 * config/spu/spu.c: Likewise.
5696 * config/sparc/sparc.c: Likewise.
5697 * config/sh/sh.c: Likewise.
5698 * config/c6x/c6x.c: Likewise.
5699 * config/ia64/ia64.c: Likewise.
5700 * config/rs6000/rs6000.c: Likewise.
5701 * config/score/score.c: Likewise.
5702 * config/mips/mips.c: Likewise.
5703 * config/bfin/bfin.c: Likewise.
5704 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
5705 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
5706 * config/spu/t-spu-elf (spu.o: $): Likewise.
5707 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
5709 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5711 * cfgloop.h: Do not include rtl.h.
5712 (enum iv_extend_code): New.
5713 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
5714 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
5715 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
5716 an IV_EXTEND_CODE to an RTX_CODE.
5717 (dump_iv_info): Update for rtx_iv field type change.
5718 (iv_constant): Likewise.
5719 (iv_subreg): Likewise.
5720 (iv_extend): Likewise.
5723 (iv_mult): Likewise.
5724 (iv_shift): Likewise.
5725 (get_biv_step_1): Likewise.
5726 (get_biv_step): Likewise.
5727 (iv_analyze_biv): Likewise.
5728 (get_iv_value): Likewise.
5729 (shorten_into_mode): Likewise.
5730 (canonicalize_iv_subregs): Likewise.
5731 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
5732 of MAY_HAVE_DEBUG_INSNS.
5733 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
5734 * tree-ssa-loop-prefetch.c: Likewise.
5736 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5738 * expmed.c (ceil_log2): Move from here...
5739 * hwint.c: ... to here for older GCCs...
5740 * hwint.h: ... and here for newer GCCs.
5741 * rtl.h (ceil_log2): Remove prototype.
5743 * tree-phinodes.c: Do not include rtl.h.
5744 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
5746 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
5748 * config/cris/cris.h (TARGET_ELF): Remove.
5749 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
5750 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
5751 (LOCAL_LABEL_PREFIX): Likewise.
5752 * config/cris/cris.c (cris_target_asm_named_section): Remove.
5753 (cris_option_override): Simpify using TARGET_ELF==1.
5754 (cris_file_start): Likewise.
5755 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
5757 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
5759 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
5761 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
5764 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
5766 2012-06-15 Easwaran Raman <eraman@google.com>
5768 * passes.c (init_optimization_passes): Remove pass_call_cdce
5769 from its current position and insert after pass_dce.
5771 2012-06-15 Walter Lee <walt@tilera.com>
5773 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
5775 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
5777 * arm.c (note_invalid_constants): Don't return a result.
5778 (arm_memory_load_p): Delete function.
5779 (arm_const_double_rtx): Delete iterator variable i;
5780 (fp_immediate_constant): Likewise.
5781 (fp_const_from_val): Likewise.
5783 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
5785 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
5788 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
5789 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
5791 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
5793 * config/avr/avr.c (avr_default_expand_builtin): New function.
5794 (avr_expand_builtin): Use it.
5795 (avr_expand_unop_builtin): Remove.
5796 (avr_expand_binop_builtin): Remove.
5797 (avr_expand_triop_builtin): Remove.
5799 2012-06-15 Michael Matz <matz@suse.de>
5802 * cfgexpand.c (add_alias_set_conflicts): Remove.
5803 (expand_used_vars): Don't call it.
5804 (aggregate_contains_union_type): Remove.
5805 * function.c (n_temp_slots_in_use): New static data.
5806 (make_slot_available, assign_stack_temp_for_type): Update it.
5807 (init_temp_slots): Zero it.
5808 (remove_unused_temp_slot_addresses): Use it for quicker removal.
5809 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
5811 2012-06-15 Michael Matz <matz@suse.de>
5813 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
5814 argument, don't emit assign statement if value is directly usable.
5815 (gimplify_expr): Adjust.
5817 2012-06-15 Michael Matz <matz@suse.de>
5819 * gimplify.c (gimplify_modify_expr): Fold generated statements.
5820 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
5822 2012-06-15 Richard Guenther <rguenther@suse.de>
5824 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
5825 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
5826 we assert for in set_value_range to VR_VARYING.
5828 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
5830 * arm.md (addsf3, adddf3): Use s_register_operand.
5831 (subsf3, subdf3): Likewise.
5832 (mulsf3, muldf3): Likewise.
5833 (difsf3, divdf3): Likewise.
5834 (movsfcc, movdfcc): Likewise.
5835 * predicates.md (f_register_operand): Delete.
5836 (arm_float_rhs_operand): Delete.
5837 (arm_float_add_operand): Delete.
5838 (arm_float_compare_operand): Use s_register_operand when
5840 (cirrus_register_operand): Delete.
5841 (cirrus_fp_register): Delete.
5842 (cirrus_shift_const): Delete.
5843 (cmpdi_operand): Remove Maverick support.
5844 * constraints.md (f, v, H): Delete constraints.
5845 (G): Update documentation.
5846 * arm.c (fp_consts_inited): Convert to bool.
5847 (strings_fp): Delete.
5848 (values_fp): Delete.
5849 (value_fp0): New variable.
5850 (init_fp_table): Simplify logic.
5851 (arm_const_double_rtx): Likewise.
5852 (fp_immediate_constant): Likewise.
5853 (fp_const_from_val): Likewise.
5854 (neg_const_double_rtx_ok_for_fpa): Delete.
5855 * doc/md.texi (ARM constraints): Update documentation.
5857 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
5859 PR tree-optimization/53636
5860 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
5861 stride when doing basic-block vectorization.
5863 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5865 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
5868 2012-06-15 Jakub Jelinek <jakub@redhat.com>
5870 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
5871 allocate and free bbs array for the SLP case.
5873 PR tree-optimization/51581
5874 * expr.h (choose_multiplier): New prototype.
5875 * expmed.c (choose_multiplier): No longer static.
5876 Change multiplier_ptr from rtx * to UHWI *.
5877 (expand_divmod): Adjust callers.
5878 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
5879 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
5880 argument to new_stmt_vec_info. Attempt to optimize also divisions
5881 by non-pow2 constants if integer vector division isn't supported.
5882 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
5883 don't look at pattern stmts and sequences.
5885 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
5888 * common.opt (-fdelete-dead-exceptions): New switch.
5889 * doc/invoke.texi (Code Gen Options): Document it.
5890 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
5891 insn_could_throw_p predicate. Do not skip an insn that could throw
5892 if dead exceptions can be deleted.
5893 (insn_live_p): Likewise, do not return true in that case.
5894 * dce.c (can_alter_cfg): New flag.
5895 (deletable_insn_p): Do not return false for an insn that can throw if
5896 the CFG can be altered and dead exceptions can be deleted.
5897 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
5898 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
5899 predicate. Do not preserve an insn that could throw if dead exceptions
5901 * function.h (struct function): Add can_delete_dead_exceptions flag.
5902 * function.c (allocate_struct_function): Set it.
5903 * lto-streamer-in.c (input_struct_function_base): Stream it.
5904 * lto-streamer-out.c (input_struct_function_base): Likewise.
5905 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
5906 statement that could throw as necessary if dead exceptions can be
5909 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
5911 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
5913 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
5916 * config/sh/sh.md: Add peephole for swapbsi2.
5917 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
5919 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
5921 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
5922 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
5924 2012-06-14 Jakub Jelinek <jakub@redhat.com>
5927 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
5929 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
5931 * arm.c (arm_cirrus_insn_p): Delete.
5932 (cirrus_reorg): Delete.
5933 (arm_reorg): Don't call cirrus_reorg.
5934 (arm_final_prescan_insn_p): Don't check for cirrus insns.
5935 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
5936 (adddi3, subdi3): Remove Maverick support.
5937 (arm_adddi3): Likewise.
5938 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
5939 (addsf3, adddf3): Likewise.
5940 (subsf3, subdf3): Likewise.
5941 (mulsf3, muldf3): Likewise.
5942 (ashldi3, ashrdi3, lshrdi3): Likewise.
5943 (floatsisf2, floatsidf2): Likewise.
5944 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
5945 (arm_movdi, thumb1_movdi_insn): Likewise.
5946 (arm_cmpdi_insn): Likewise.
5947 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
5948 (cirrus.md): Don't include.
5949 * cirrus.md: Delete file.
5950 * t-arm (MD_INCLUDES): Remove cirrus.md.
5952 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
5954 * dwarf2out.c (function_possibly_abstracted_p): New static function.
5955 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
5956 cgraph_function_possibly_inlined_p.
5957 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
5958 (process_scope_var): Do not emit concrete instances of abstracted
5959 nested functions from here.
5960 (gen_decl_die): Emit the abstract instance if the function is possibly
5961 abstracted and not only possibly inlined.
5962 (dwarf2out_finish): Find the first non-abstract parent instance and
5963 attach concrete instances on the limbo list to it.
5965 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
5967 * arm.md (divsf3, divdf3): Remove FPA support.
5968 (negsf2, negdf2): Likewise.
5969 (sqrtsf2, sqrtdf2): Likewise.
5970 (movdfcc): Likewise.
5971 (modsf3, moddf3, movxf): Delete.
5972 (push_fp_multi): Delete.
5973 (fpa.md): Don't include it.
5974 * fpa.md: Delete file.
5975 * t-arm (MD_INCLUDES): Remove fpa.md.
5977 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
5979 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
5980 (cost_for_stmt): Remove decl.
5981 (vect_get_single_scalar_iteration_cost): Correct typo in name.
5982 * tree-vect-loop.c (vect_get_cost): Remove.
5983 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
5984 vect_get_stmt_cost rather than vect_get_cost.
5985 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
5987 (vect_estimate_min_profitable_iters): Correct typo in call to
5988 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
5990 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
5992 (vect_model_induction_cost): Likewise.
5993 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
5994 typo in call to vect_get_single_scalar_iteration_cost.
5995 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
5996 (cost_for_stmt): Remove unnecessary function.
5997 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
5999 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
6001 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
6002 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
6003 * arm-tables.opt: Regenerated.
6004 * doc/invoke.texi: Remove references to deleted options.
6006 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
6008 * config/h8300/genmova.sh: Modified to add offset bits of
6009 mova/Sz assembly instruction for memory access.
6010 * config/h8300/h8300.c: Likewise.
6011 * config/h8300/mova.md: Likewise.
6013 2012-06-12 Christian Bruel <christian.bruel@st.com>
6016 * config/sh/sh.c (sh_option_override): Don't force
6017 flag_omit_frame_pointer and maccumulate_outgoing_args.
6018 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
6020 2012-06-14 Richard Guenther <rguenther@suse.de>
6022 * tree-vrp.c (VR_INITIALIZER): New define.
6023 (ranges_from_anti_range): New function.
6024 (extract_range_from_binary_expr_1): Decompose operations on
6025 VR_ANTI_RANGEs to operations on VR_RANGE.
6026 (extract_range_from_unary_expr_1): Likewise.
6027 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
6028 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
6029 extract_range_from_cond_expr, adjust_range_with_scev,
6030 vrp_visit_assignment_or_call, vrp_visit_phi_node,
6031 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
6033 2012-06-13 Richard Henderson <rth@redhat.com>
6035 * hwint.h (HOST_WIDEST_INT_C): New.
6036 (HOST_WIDE_INT_C): New.
6037 (HOST_WIDE_INT_1): Use it.
6038 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
6040 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
6043 * var-tracking.c: Include alias.h.
6044 (overlapping_mems): New struct.
6045 (drop_overlapping_mem_locs): New.
6046 (clobber_overlapping_mems): New.
6047 (var_mem_delete_and_set, var_mem_delete): Call it.
6048 (val_bind): Likewise, but only if modified.
6049 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
6050 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
6052 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
6055 * var-tracking.c (loc_exp_dep_pool): New.
6056 (vt_emit_notes): Create and release the pool.
6057 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
6058 (emit_notes_in_bb): Likewise.
6059 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
6060 (notify_dependents_of_changed_value): Likewise.
6061 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
6062 variables don't have a VAR_LOC_DEP_LST.
6063 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
6064 VALUEs or MEMs of VALUEs.
6066 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
6070 * dce.c (word_dce_process_block): Insert debug temps only if the
6072 (dce_process_block): Likewise, and if debug.used is not empty,
6073 and only after iterating over all DEFs that might mark the insn.
6075 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
6077 * common.opt (ftree-coalesce-inlined-vars): New.
6078 (ftree-coalesce-vars): New.
6079 * doc/invoke.texi: Document them.
6080 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6083 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6085 * read-rtl.c (mapping): Remove index field. Add current_value field.
6086 Define heap vectors.
6087 (iterator_group): Fix long line. Remove num_builtins field and
6088 uses_iterator fields. Make apply_iterator take a void * parameter.
6089 (iterator_use, atttribute_use): New structures.
6090 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
6091 (current_iterators, iterator_uses, attribute_uses): New variables.
6092 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
6093 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
6094 (map_attr_string, apply_iterator_to_string): Remove iterator
6095 and value parameters. Look through all current iterator values
6096 for a matching attribute.
6097 (mode_attr_index, apply_mode_maps): Delete.
6098 (apply_iterator_to_rtx): Replace with...
6099 (copy_rtx_for_iterators): ...this new function.
6100 (uses_iterator_p, apply_iterator_traverse): Delete.
6101 (apply_attribute_uses, add_current_iterators, apply_iterators): New
6103 (add_mapping): Remove index field. Set current_value field.
6104 (initialize_iterators): Don't set num_builtins and uses_iterator_p
6106 (find_iterator): Delete.
6107 (record_iterator_use, record_attribute_use): New functions.
6108 (record_potential_iterator_use): New function.
6109 (check_code_iterator): Remove handling of bellwether codes.
6110 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
6111 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
6112 parameter. Use the first code iterator value instead of the
6113 bellwether_codes array. Use record_potential_iterator_use for modes.
6115 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
6118 * config/sh/sh.md (bswapsi2): New expander.
6119 (swapbsi2): New insn.
6121 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
6124 * config/i386/i386.c (ix86_tune_cost): New variable.
6125 (ix86_option_override_internal): Set ix86_tune_cost. Use
6126 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
6127 l1_cache_size and l2_cache_size.
6129 2012-06-13 Richard Guenther <rguenther@suse.de>
6131 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
6132 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
6133 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
6134 VR_ANTI_RANGE with VR_ANTI_RANGE.
6136 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
6138 * config.gcc (unsupported): Move obsoleted FPA-based configurations
6140 (obsolete): ... here.
6141 (arm*-*-freebsd*): Remove.
6142 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
6143 (arm*-*-uclinux*): Likewise.
6144 (arm*-*-ecos-elf): Remove.
6145 (arm*-*-rtems*): Remove.
6146 (arm*-*-elf): Remove.
6147 (arm*-wince-pe*): Remove.
6148 (arm, --with-fpu): Remove support for fpa and Maverick variants.
6149 * arm/ecos-elf.h: Delete.
6150 * arm/t-strongarm-elf: Delete.
6151 * arm/rtems-elf.h: Delete.
6152 * arm/wince-pe.h: Delete.
6155 * arm/t-wince-pe: Delete.
6157 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
6159 PR tree-optimization/53647
6160 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
6161 targets with no defined cache line size.
6163 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
6165 * targhooks.c (default_builtin_vectorized_conversion): Handle
6166 vec_construct, using vectype to base cost on subparts.
6167 * target.h (enum vect_cost_for_stmt): Add vec_construct.
6168 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
6169 instead of scalar_to-vec.
6170 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6171 vec_construct in same way as default for now.
6172 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6173 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
6174 Handle vec_construct, including special case for 32-bit loads.
6176 2012-06-13 Xinyu Qi <xyqi@marvell.com>
6178 * config/arm/arm.c (FL_IWMMXT2): New define.
6179 (arm_arch_iwmmxt2): New variable.
6180 (arm_option_override): Enable use of iWMMXt with VFP.
6181 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
6182 Thumb mode. Set arm_arch_iwmmxt2.
6183 (arm_expand_binop_builtin): Accept VOIDmode op.
6184 (enum arm_builtins): Revise built-in fcode.
6185 (IWMMXT2_BUILTIN): New define.
6186 (IWMMXT2_BUILTIN2): Likewise.
6187 (iwmmx2_mbuiltin): Likewise.
6188 (builtin_description bdesc_2arg): Revise built in declaration.
6189 (builtin_description bdesc_1arg): Likewise.
6190 (arm_init_iwmmxt_builtins): Revise built in initialization.
6191 (arm_expand_builtin): Revise built in expansion.
6192 (arm_output_iwmmxt_shift_immediate): New function.
6193 (arm_output_iwmmxt_tinsr): Likewise.
6194 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
6195 (arm_output_iwmmxt_tinsr): Likewise.
6196 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
6197 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
6198 (rorv4hi3, rorv2si3, rordi3): Likewise.
6199 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
6200 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
6201 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
6202 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
6203 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
6204 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
6205 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
6206 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
6207 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
6208 (ror<mode>3, ror<mode>3_di): Likewise.
6209 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
6210 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
6211 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
6212 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
6213 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
6214 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
6215 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
6216 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
6217 (All instruction patterns): Add wtype attribute.
6218 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
6219 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
6220 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
6221 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
6222 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
6223 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
6224 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
6225 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
6226 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
6227 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
6228 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
6229 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
6230 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
6231 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
6232 (iwmmxt2.md): Include.
6233 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
6234 (TARGET_IWMMXT2): New define.
6235 (TARGET_REALLY_IWMMXT2): Likewise.
6236 (arm_arch_iwmmxt2): Declare.
6237 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
6238 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
6239 Use C name-mangling for intrinsics.
6241 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
6242 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
6243 (_m_from_int): Likewise.
6244 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
6245 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
6246 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
6247 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
6248 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
6249 (_mm_tbcst_pi32): Likewise.
6250 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
6251 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
6252 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
6253 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
6254 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
6255 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
6256 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
6257 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
6258 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
6259 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
6260 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
6261 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
6262 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
6263 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
6264 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
6265 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
6266 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
6267 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
6268 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
6269 (_m_to_int): New define.
6270 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
6271 * config/arm/arm-arches.def (iwmmxt2): Likewise.
6272 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
6274 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
6275 (arch): Add "iwmmxt2".
6276 (arch_enabled): Handle "iwmmxt2".
6277 (wtype): New attribute.
6278 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
6279 (UNSPEC_WALIGNI): New unspec.
6280 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
6281 * config/arm/iterators.md (VMMX2): New mode_iterator.
6282 * config/arm/marvell-f-iwmmxt.md: New file.
6283 * config/arm/iwmmxt2.md: New file.
6285 2012-06-12 Jakub Jelinek <jakub@redhat.com>
6290 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
6291 if type isn't complete.
6293 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
6295 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
6297 2012-06-12 Richard Henderson <rth@redhat.com>
6299 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
6300 iterator instead of INT.
6302 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
6304 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
6305 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
6307 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
6308 (tree_ssa_phiopt): Call gate_hoist_loads.
6309 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
6310 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
6311 hoist_adjacent_loads.
6312 (local_mem_dependence): New function.
6313 (hoist_adjacent_loads): Likewise.
6314 (gate_hoist_loads): Likewise.
6315 * common.opt (fhoist-adjacent-loads): New switch.
6316 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
6318 2012-06-12 Michael Matz <matz@suse.de>
6320 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
6321 (nonoverlapping_memrefs_p): Don't call it here ...
6322 (true_dependence_1): ... but here.
6324 2012-06-12 Richard Guenther <rguenther@suse.de>
6326 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
6327 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
6328 and MEM_SIZE only refines it. Reflect that and be less conservative
6329 if either of the latter is not known.
6331 2012-06-12 Jakub Jelinek <jakub@redhat.com>
6333 PR rtl-optimization/53589
6334 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
6335 discovery even when e->dest != target. If any LABEL_REF points
6336 to e->dest label, redirect it to target's label.
6338 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
6340 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
6341 condition for generating REG_FRAME_RELATED_EXPR note.
6342 (pop): Add code for generating REG_CFA_RESTORE,
6343 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
6344 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
6345 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
6347 2012-06-11 Richard Henderson <rth@redhat.com>
6349 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
6350 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
6352 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
6354 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
6356 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
6357 Mention that this hook needs to be defined for native TLS.
6358 * doc/tm.texi: Regenerate.
6360 2012-06-11 Mike Stump <mikestump@comcast.net>
6362 * emit-rtl.c (init_emit_once): Iterate through the
6363 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
6364 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
6365 all the MIN_MODE_PARTIAL_INT modes anymore.
6367 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
6369 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
6371 2012-06-11 Roland McGrath <mcgrathr@google.com>
6373 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
6374 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
6375 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
6378 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
6381 * config/sh/sh.md (fmasf4): New expander.
6382 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
6383 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
6384 * config/sh/sh.opt (mfused-madd): Remove.
6385 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
6386 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
6387 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
6389 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
6392 2012-06-11 Richard Henderson <rth@redhat.com>
6394 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
6396 2012-06-11 Richard Guenther <rguenther@suse.de>
6399 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
6400 replace it with the first non-BLOCK context.
6402 2012-06-11 Richard Guenther <rguenther@suse.de>
6404 * alias.c (aliases_everything_p): Remove.
6405 (DIFFERENT_ALIAS_SETS_P): Likewise.
6406 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
6407 Do not use aliases_everything_p or special-case ANDs. Do not
6408 special-case BLKmode moves.
6409 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
6412 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
6414 Fix CRIS build errors with --enable-build-with-cxx.
6415 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
6416 variable "and" to "andop".
6417 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
6418 temporary variable for memory model, passing C++-type-correct
6419 parameter type to expand_mem_thread_fence.
6420 ("atomic_compare_and_swap<mode>"): Ditto.
6422 2012-06-09 Richard Henderson <rth@redhat.com>
6425 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
6426 (pass_jump): Rename from pass_jump2.
6427 (execute_jump2, pass_jump2): New.
6428 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
6429 perform cfg cleanup here. Move the test of PUSH_ROUNDING
6430 and ACCUMULATE_OUTGOING_ARGS test...
6431 (gate_handle_stack_adjustments): ... here.
6432 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
6433 Place new pass_jump2 after pass_stack_adjustments.
6434 * tree-pass.h (pass_jump): Declare.
6436 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
6438 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
6441 2012-06-08 Richard Henderson <rth@redhat.com>
6444 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
6445 note to a clobber insn when no other insn is available.
6447 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
6449 * config/avr/avr.c (avr_case_values_threshold): Return 7.
6451 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
6453 * genhooks.c (main): Set progname.
6454 (emit_documentation): Remove variable found_start, always bail out
6455 when a place is missing.
6456 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
6458 2012-06-07 Jakub Jelinek <jakub@redhat.com>
6461 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
6462 call walk_gimple_seq_mod instead of walk_gimple_seq.
6463 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
6464 scan_omp_for, scan_omp_sections, scan_omp_single,
6465 execute_lower_omp): Adjust callers.
6466 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
6467 returns false, replace stmt with GIMPLE_NOP.
6468 (check_omp_nesting_restrictions): Instead of issuing warnings,
6469 issue errors and return false if any errors were reported.
6471 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
6473 * doc/invoke.texi (fconserve-space): Remove documentation.
6475 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
6477 * config/rs6000/rs6000-tables.opt: Regenerated.
6479 2012-06-06 Richard Guenther <rguenther@suse.de>
6481 PR tree-optimization/53081
6482 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
6483 (adjacent_dr_p): ... this and make it work for reads, too.
6484 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
6485 (struct partition_s): Change main_stmt to main_dr, add
6486 secondary_dr member.
6487 (build_size_arg_loc): Change to date data-reference and not
6489 (build_addr_arg_loc): New function split out from ...
6490 (generate_memset_builtin): ... here. Use it and simplify.
6491 (generate_memcpy_builtin): New function.
6492 (generate_code_for_partition): Adjust.
6493 (classify_partition): Streamline pattern detection. Detect memcpy.
6494 (ldist_gen): Adjust.
6495 (tree_loop_distribution): Adjust seed statements for memcpy
6498 2012-06-06 Matt Turner <mattst88@gmail.com>
6500 * config/arm/mmintrin.h (_mm_empty): New.
6503 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
6505 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
6506 * common.opt (fsched-pressure-algorithm=): Remove.
6507 * flag-types.h (sched_pressure_algorithm): Move to...
6508 * sched-int.h (sched_pressure_algorithm): ...here.
6509 * params.def (sched-pressure-algorithm): New param.
6510 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
6511 * common/config/s390/s390-common.c (s390_option_optimization_table):
6512 Remove OPT_fsched_pressure_algorithm_ entry.
6513 * config/s390/s390.c (s390_option_override): Set a default value for
6514 PARAM_SCHED_PRESSURE_ALGORITHM.
6516 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
6519 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
6520 doing an unsigned compare, make sure the second argument is not a
6522 (rs6000_emit_cmove): Don't allow floating point comparisons when
6523 generating ISEL moves.
6525 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
6527 * config/rs6000/e5500.md: New file.
6528 * config/rs6000/e6500.md: New file.
6529 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6531 (rs6000_option_override_internal): Altivec and Spe options not
6532 allowed with e5500. Spe options not allowed with e6500. Increase
6533 move inline limit for e5500 and e6500. Disable string instructions
6534 for e5500 and e6500. Enable branch targets alignment for e5500 and
6535 e6500. Initialize rs6000_cost for e5500 and e6500.
6536 (rs6000_adjust_cost): Add extra scheduling cycles between compare
6537 and brnach for e5500 and e6500.
6538 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
6539 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
6541 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
6542 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
6544 Include e5500.md and e6500.md.
6545 * config/rs6000/rs6000-opt.h (processor_type): Add
6546 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
6547 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
6548 (powerpc*-*-*): Add new cores e5500, e6500.
6549 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
6551 2012-06-05 Richard Guenther <rguenther@suse.de>
6553 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
6555 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
6558 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
6559 is used for x86_64-*-*.
6561 2012-06-05 Richard Guenther <rguenther@suse.de>
6563 PR tree-optimization/30442
6564 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
6565 vectorization stop analysis at the first stmt we cannot compute
6566 a data-reference for instead of giving up completely.
6568 2012-06-05 Richard Guenther <rguenther@suse.de>
6570 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
6571 (partition_alloc): Initialize it.
6572 (partition_has_writes): New function.
6573 (rdg_flag_uses): Adjust.
6574 (rdg_flag_vertex): Likewise.
6575 (rdg_flag_vertex_and_dependent): Likewise.
6576 (rdg_flag_loop_exits): Likewise.
6577 (build_rdg_partition_for_component): Likewise.
6578 (rdg_build_partitions): Likewise.
6580 2012-06-05 Richard Guenther <rguenther@suse.de>
6582 PR tree-optimization/53081
6583 * tree-loop-distribution.c (generate_memset_builtin): Handle all
6584 kinds of byte-sized stores.
6585 (classify_partition): Likewise.
6586 (tree_loop_distribution): Adjust seed statements used for
6587 !flag_tree_loop_distribution.
6589 2012-06-05 Alan Modra <amodra@gmail.com>
6591 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
6592 (rs6000_emit_prologue): Ensure register used for inline saves
6593 of vector regs is not the static chain register. Revise comment.
6595 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
6597 * doc/md.texi (Standard Pattern Names For Generation): Document
6600 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
6603 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
6605 2012-06-04 Jason Merrill <jason@redhat.com>
6607 * dwarf2out.c (is_unit_die): New.
6608 (copy_declaration_context, copy_ancestor_tree): Use it.
6609 (copy_decls_walk): Likewise.
6611 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
6614 * doc/invoke.texi (Wenum-compare): Update documentation.
6616 2012-06-04 Dodji Seketeli <dodji@redhat.com>
6618 PR preprocessor/53463
6619 * parser.c (cp_parser_assignment_expression): Use the location
6620 for the '=' as the default location for the expression.
6622 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
6625 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
6627 (altivec_stvlxl): Ditto.
6628 (altivec_stvrx): Ditto.
6629 (altivec_stvrxl): Ditto.
6631 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
6633 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
6634 (ira_uniform_class_p): New macro.
6636 * ira.c (setup_uniform_class_p): New function.
6637 (setup_allocno_and_important_classes): Call the function.
6638 (print_unform_and_important_classes): New function.
6639 (print_classes): Rename to print_translated_classes.
6640 (ira_debug_allocno_classes): Add call of
6641 print_unform_and_important_classes.
6643 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
6644 classes instead of pressure classes.
6646 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
6649 * trans-mem.c (expand_block_edges): Do not skip the first
6650 statement when resetting the BB.
6652 2012-06-04 Richard Guenther <rguenther@suse.de>
6654 * tree-data-ref.c (stores_from_loop): Remove.
6655 (stmt_with_adjacent_zero_store_dr_p): Likewise.
6656 (stores_zero_from_loop): Likewise.
6657 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
6658 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
6659 (adjacent_store_dr_p): New function.
6660 * tree-loop-distribution.c (generate_memset_builtin): Pass
6661 the RDG, use the already available data-reference.
6662 (generate_code_for_partition): Pass down RDG.
6663 (classify_partition): Inline parts of the former
6664 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
6665 (ldist_gen): Remember if there was any detected builtin and
6666 do less work if not and flag_tree_loop_distribution is not set.
6667 (tree_loop_distribution): Inline and fuse stores_from_loop
6668 and stores_zero_from_loop here.
6670 2012-06-04 Richard Guenther <rguenther@suse.de>
6673 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
6674 create new assembler names.
6676 2012-06-04 Richard Guenther <rguenther@suse.de>
6678 * tree-data-ref.c (struct rdg_vertex_info): Remove.
6679 (rdg_vertex_for_stmt): Simplify using gimple_uid.
6680 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
6681 hashtable. Record stmt data-references.
6682 (hash_stmt_vertex_info): Remove.
6683 (eq_stmt_vertex_info): Likewise.
6684 (hash_stmt_vertex_del): Likewise.
6685 (build_empty_rdg): Simplify.
6686 (build_rdg): Adjust.
6687 (free_rdg): Likewise.
6688 (ref_base_address): Remove.
6689 (have_similar_memory_accesses): Likewise.
6690 * tree-data-ref.h (create_rdg_vertices): Remove.
6691 (struct rdg_vertex): Add datarefs member.
6692 (RDGV_DATAREFS): New define.
6693 (RDG_DATAREFS): Likewise.
6694 (have_similar_memory_accesses): Remove.
6695 (rdg_has_similar_memory_accesses): Likewise.
6696 * tree-loop-distribution.c (ref_base_address): Re-implement here.
6697 (similar_memory_accesses): Re-implement using existing data-references.
6698 (tree_loop_distribution): Initialize stmt uids for the stmt to
6700 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
6701 access stmt vinfo for stmts in loop.
6703 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
6706 * config/m68k/m68k.md ("tablejump"): Fix check for
6707 CASE_VECTOR_PC_RELATIVE.
6709 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
6711 * output.h (merge_weak, assemble_alias,
6712 initializer_constant_valid_p,
6713 initializer_constant_valid_for_bitfield_p): Move protos from here...
6714 * tree.h: ... to here.
6715 * cgraphclones.c: Do not include output.h.
6716 * gimplify.c: Likewise.
6717 * reload.c: Likewise.
6718 * recog.c: Likewise.
6719 * tree-ssa-loop-ivopts.c: Likewise.
6720 * tree-switch-conversion.c: Likewise.
6721 * c-parser.c: Likewise.
6722 * c-typeck.c: Likewise.
6723 * Makefile.in: Fix dependencies.
6725 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
6728 * config/avr/avr-stdint.h: New file.
6729 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
6732 2012-06-04 Jakub Jelinek <jakub@redhat.com>
6734 PR tree-optimization/53550
6735 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
6736 is POINTER_TYPE_P, use sizetype as step type instead of type.
6738 2012-06-04 Richard Guenther <rguenther@suse.de>
6740 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
6741 (ref_base_address_1): Likewise.
6742 (remove_similar_memory_refs): Likewise.
6743 * tree-data-ref.h (remove_similar_memory_refs): Remove.
6744 * tree-loop-distribution.c (classify_partition): Do not classify
6745 as builtin if -ftree-loop-distribute-patterns is not enabled.
6746 (fuse_partitions_with_similar_memory_accesses): Inline ...
6747 (ldist_gen): ... here. Fuse all non-builtin partitions if
6748 -ftree-loop-distribution is not enabled. Properly return
6749 the number of created partitions. Do not update SSA form here but ...
6750 (tree_loop_distribution): ... once here for the whole function.
6751 Only walk innermost loops, constrain loops we consider here
6752 further. Do not call remove_similar_memory_refs.
6753 (distribute_loop): Do not check number of loop nodes here.
6755 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
6757 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
6759 2012-06-03 Martin Jambor <mjambor@suse.cz>
6761 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
6762 (ipa_get_jf_known_type_base_type): Likewise.
6763 (ipa_get_jf_known_type_component_type): Likewise.
6764 (ipa_get_jf_constant): Likewise.
6765 (ipa_get_jf_pass_through_formal_id): Likewise.
6766 (ipa_get_jf_pass_through_operation): Likewise.
6767 (ipa_get_jf_ancestor_offset): Likewise.
6768 (ipa_get_jf_ancestor_type): Likewise.
6769 (ipa_get_jf_ancestor_formal_id): Likewise.
6770 (ipa_get_jf_member_ptr_pfn): Likewise.
6771 * ipa-prop.c (ipa_set_jf_known_type): New function.
6772 (ipa_set_jf_constant): Likewise.
6773 (ipa_set_jf_simple_pass_through): Likewise.
6774 (ipa_set_jf_arith_pass_through): Likewise.
6775 (ipa_set_ancestor_jf): Likewise.
6776 (fill_member_ptr_cst_jump_function): Moved up and renamed to
6777 ipa_set_jf_member_ptr_cst.
6778 (detect_type_change_1): Use the new jump function creation functions.
6779 (compute_complex_assign_jump_func): Likewise.
6780 (compute_complex_ancestor_jump_func): Likewise.
6781 (compute_known_type_jump_func): Likewise.
6782 (compute_scalar_jump_functions): Likewise.
6783 (compute_pass_through_member_ptrs): Likewise.
6784 (determine_cst_member_ptr): Likewise.
6785 (combine_known_type_and_ancestor_jfs): Likewise.
6786 (try_make_edge_direct_simple_call): Likewise.
6787 (try_make_edge_direct_virtual_call): Likewise.
6788 (update_indirect_edges_after_inlining): Likewise.
6789 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
6790 access functions. Incorporat NOP_EXPR and BINFO handling from its
6792 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
6793 which was in its callers.
6794 (ipa_value_from_jfunc): Use jump function access functions. Some
6795 functionality moved to functions above.
6796 (propagate_vals_accross_ancestor): Likewise.
6797 (propagate_vals_accross_pass_through): Use jump function access
6799 (propagate_accross_jump_function): Likewise.
6800 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
6802 (inline_merge_summary): Likewise.
6804 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6806 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
6807 * config/pa/pa.c (pa_attr_length_millicode_call): Use
6808 MAX_PCREL17F_OFFSET instead of fixed offset.
6809 (pa_attr_length_call): Likewise.
6810 (pa_attr_length_indirect_call): Likewise.
6812 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
6815 * config/sh/sh.opt (mfsca, mfsrra): New options.
6816 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
6818 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
6819 (sinssf2, cossf2): Fold expanders to ...
6820 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
6821 TARGET_FSCA condition.
6822 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
6824 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
6825 -mno-fsca, -mfsrra, -mno-fsrra.
6827 2012-06-03 Matt Turner <mattst88@gmail.com>
6829 * config/mips/4600.md (r4700_imul_si): New.
6830 (r4700_imul_di): New.
6831 (r4700_fmul_single): New.
6832 (r4700_fmul_double): New.
6833 * config/mips/mips-cpus.def: Add r4700.
6834 * config/mips/mips.c: Likewise.
6835 * config/mips/mips.md: Likewise.
6836 * config/mips/mips-tables.opt: Regenerate.
6838 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
6840 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
6841 new function sparc_initial_elimination_offset.
6842 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
6844 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
6847 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
6849 * expmed.c (expand_mult, choose_multiplier): Change
6850 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
6851 * expr.c (convert_modes): Likewise.
6852 * explow.c (plus_constant): Likewise.
6853 * fixed-value.c (fixed_saturate1, fixed_saturate2)
6854 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
6855 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
6856 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
6857 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
6858 (do_fixed_shift, fixed_convert, fixed_convert)
6859 (fixed_convert_from_int, fixed_convert_from_int)
6860 (fixed_convert_from_real): Likewise.
6861 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
6862 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
6863 * varasm.c (output_constructor_bitfield): Likewise.
6864 * tree-vrp.c (register_edge_assert_for_2): Likewise.
6865 * double-int.c (rshift_double, lshift_double): Likewise.
6866 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
6868 * simplify-rtx.c (mode_signbit_p)
6869 (simplify_const_unary_operation, simplify_binary_operation_1)
6870 (simplify_immed_subreg): Likewise.
6871 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
6872 * tree-vect-generic.c (build_replicated_const): Likewise.
6873 * dbxout.c (stabstr_O): Likewise.
6874 * emit-rtl.c (immed_double_int_const, immed_double_const)
6875 (gen_lowpart_common, init_emit_once): Likewise.
6876 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
6877 (widest_int_cst_value, upper_bound_in_type): Likewise.
6878 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
6879 (fixup_unsigned_type): Likewise.
6880 * real.c (real_to_integer2, real_from_integer): Likewise.
6881 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
6882 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
6884 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
6887 * fold-const.c (fold_binary_loc): Refine previous change.
6889 2012-06-01 Olivier Hainque <hainque@adacore.com>
6891 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
6892 the "do {" part of the do-while(0) loop.
6894 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
6896 * config/i386/i386.c (x86_sched_reorder): New function.
6897 Added new function x86_sched_reorder.
6899 2012-06-01 Richard Guenther <rguenther@suse.de>
6901 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6903 (classify_partition): Likewise.
6905 2012-06-01 Richard Guenther <rguenther@suse.de>
6907 * tree-loop-distribution.c (enum partition_kind): New enum.
6908 (struct partition_s): Add kind and main_stmt members.
6909 (partition_alloc): Initialize kind to PKIND_NORMAL.
6910 (partition_builtin_p): New function.
6911 (copy_loop_before): Remove failure path and assert instead.
6912 (generate_loops_for_partition): Likewise.
6913 (generate_memset_zero): Fold into ...
6914 (generate_memset_builtin): ... this.
6915 (classify_partition): New function with code from
6916 can_generate_builtin and generate_builtin.
6917 (generate_builtin): Remove.
6918 (can_generate_builtin): Likewise.
6919 (fuse_partitions_with_similar_memory_accesses): Call
6920 partition_builtin_p instead of can_generate_builtin.
6921 (rdg_build_partitions): Do not call
6922 fuse_partitions_with_similar_memory_accesses here...
6923 (ldist_gen): ... but here after classifying all partitions.
6924 Remove failure path of generate_code_for_partition.
6925 (generate_code_for_partition): Generate code according
6926 to partition classification.
6928 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
6929 Jonathan Wakely <jwakely.gcc@gmail.com>
6932 * doc/invoke.texi (Warning Options): Explain purpose and differences
6933 between -Wmissing-prototypes and -Wmissing-declarations.
6935 2012-06-01 Christian Bruel <christian.bruel@st.com>
6937 * gcc.c (save_switch): Add user_p parameter.
6938 (read_specs): Likewise.
6939 (set_specs): Likewise.
6940 (validate_switches): Likewise.
6941 (validate_switches_from_spec): Likewise.
6942 (validate_all_switches): Pass on user_p parameter.
6943 (struct spec_list): Add user_p field.
6944 (struct switchstr): Add known field.
6945 (save_switch): Add known parameter.
6946 (INIT_STATIC_SPEC): Initialize user_p;
6947 (driver_unknown_option_callbac): call save_switch if
6948 OPT_SPECIAL_unknown.
6949 (driver_handle_option): Propagate OPT_specs.
6950 (do_spec_1): Set validated only if known.
6951 (check_live_switch): Likewise.
6952 (validate_switches): Set validated if known or user_spec.
6954 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
6956 Add CRIS atomic patterns for 1, 2, and 4 bytes.
6957 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
6958 * config/cris/cris-protos.h: Declare it.
6959 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
6960 (TARGET_DEFAULT): Add alignment by 32.
6961 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
6962 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
6963 TARGET_CPU_DEFAULT == 32.
6964 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
6965 * config/cris/cris.md: Include sync.md. Avoid allocating specific
6966 numbers by replacing the define_constants for all UNSPECs with the
6967 equivalent define_c_enum construct.
6968 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
6969 * config/cris/sync.md: New file.
6971 2012-05-31 Matt Turner <mattst88@gmail.com>
6973 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
6974 (r4600_imul_di): New.
6975 (r4600_idiv_si): Rename from r4600_idiv.
6976 (r4600_idiv_di): New.
6978 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
6980 * output.h (__gcc_host_wide_int__): Move to hwint.h.
6981 (decl_default_tls_model): Move to tree.h
6982 (dump_file): Move to system.h.
6983 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
6984 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
6985 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
6986 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
6987 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
6988 dbxout_stab_value_internal_label,
6989 dbxout_stab_value_internal_label_diff): Move from here ...
6990 * dbxout.h: ... to here.
6991 * system.h (dump_file): Moved here from output.h.
6992 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
6993 * tree.h (decl_default_tls_model): Moved here from output.h.
6994 * varasm.c (default_stabs_asm_out_destructor,
6995 default_stabs_asm_out_constructor): Move from here ...
6996 * dbxout.c: ... to here.
6998 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
7000 * collect2.h (dump_file): Rename to dump_ld_file.
7001 * collect2.c: Likewise.
7002 * tlink.c: Likewise.
7004 * alias.c: Do not include output.h.
7005 * auto-inc-dec.c: Likewise.
7006 * bt-load.c: Likewise.
7007 * caller-save.c: Likewise.
7009 * cfgbuild.c: Likewise.
7010 * cfgcleanup.c: Likewise.
7011 * cfglayout.c: Likewise.
7012 * cfgloop.c: Likewise.
7013 * cfgloopanal.c: Likewise.
7014 * cfgloopmanip.c: Likewise.
7015 * cfgrtl.c: Likewise.
7016 * cgraph.c: Likewise.
7017 * cgraphclones.c: Likewise.
7018 * combine-stack-adj.c: Likewise.
7019 * combine.c: Likewise.
7020 * cprop.c: Likewise.
7022 * cselib.c: Likewise.
7023 * dbgcnt.c: Likewise.
7024 * df-problems.c: Likewise.
7025 * df-scan.c: Likewise.
7026 * dojump.c: Likewise.
7027 * fwprop.c: Likewise.
7029 * graph.c: Likewise.
7030 * haifa-sched.c: Likewise.
7031 * hw-doloop.c: Likewise.
7032 * ipa-inline-transform.c: Likewise.
7033 * ipa-pure-const.c: Likewise.
7034 * ipa-reference.c: Likewise.
7035 * ipa-utils.c: Likewise.
7036 * ira-build.c: Likewise.
7037 * ira-emit.c: Likewise.
7039 * loop-doloop.c: Likewise.
7040 * loop-invariant.c: Likewise.
7041 * loop-iv.c: Likewise.
7042 * loop-unroll.c: Likewise.
7043 * loop-unswitch.c: Likewise.
7044 * lto-cgraph.c: Likewise.
7045 * lto-section-in.c: Likewise.
7046 * lto-streamer-in.c: Likewise.
7048 * mode-switching.c: Likewise.
7049 * postreload-gcse.c: Likewise.
7050 * postreload.c: Likewise.
7051 * predict.c: Likewise.
7052 * profile.c: Likewise.
7054 * reg-stack.c: Likewise.
7055 * regcprop.c: Likewise.
7056 * regmove.c: Likewise.
7057 * regstat.c: Likewise.
7058 * reload1.c: Likewise.
7059 * sched-ebb.c: Likewise.
7060 * sel-sched-dump.c: Likewise.
7061 * simplify-rtx.c: Likewise.
7062 * stor-layout.c: Likewise.
7063 * store-motion.c: Likewise.
7064 * tracer.c: Likewise.
7065 * tree-affine.c: Likewise.
7066 * tree-cfg.c: Likewise.
7067 * tree-cfgcleanup.c: Likewise.
7068 * tree-dfa.c: Likewise.
7069 * tree-into-ssa.c: Likewise.
7070 * tree-nomudflap.c: Likewise.
7071 * tree-optimize.c: Likewise.
7072 * tree-pretty-print.c: Likewise.
7073 * tree-profile.c: Likewise.
7074 * tree-ssa-address.c: Likewise.
7075 * tree-ssa-ccp.c: Likewise.
7076 * tree-ssa-copy.c: Likewise.
7077 * tree-ssa-dom.c: Likewise.
7078 * tree-ssa-loop-ch.c: Likewise.
7079 * tree-ssa-loop-im.c: Likewise.
7080 * tree-ssa-loop-manip.c: Likewise.
7081 * tree-ssa-loop-niter.c: Likewise.
7082 * tree-ssa-loop-prefetch.c: Likewise.
7083 * tree-ssa-loop-unswitch.c: Likewise.
7084 * tree-ssa-loop.c: Likewise.
7085 * tree-ssa-propagate.c: Likewise.
7086 * tree-ssa-structalias.c: Likewise.
7087 * tree-ssa-tail-merge.c: Likewise.
7088 * tree-ssa-threadedge.c: Likewise.
7089 * tree-ssa-threadupdate.c: Likewise.
7090 * tree-ssa-uncprop.c: Likewise.
7091 * tree-ssa-uninit.c: Likewise.
7092 * tree-ssa.c: Likewise.
7093 * value-prof.c: Likewise.
7094 * var-tracking.c: Likewise.
7097 * config/m32r/m32r.c: Include dbxout.h.
7098 * config/pa/pa.c: Likewise.
7099 * config/rs6000/rs6000.c: Likewise.
7101 * Makefile.in: Fix dependencies.
7102 * config/rs6000/t-rs5000: Likewise.
7104 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
7106 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
7107 * gimple.h (block_in_transaction): Check for flag_tm.
7109 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
7111 PR tree-optimization/52558
7112 * cfg.c (alloc_aux_for_edge): Fix comment.
7113 (alloc_aux_for_edge): Remove static.
7114 * basic-block.h (alloc_aux_for_edge): Protoize.
7115 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
7116 (execute_sm_if_changed_flag): New.
7117 (execute_sm_if_changed_flag_set): New.
7118 (execute_sm): Do not generate data races unless requested.
7119 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
7120 (tree_ssa_lim_finalize): Call free_aux_for_edges.
7121 * gimple.h (block_in_transaction): New.
7122 (gimple_in_transaction): Use block_in_transaction.
7124 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
7127 * config/avr/avr.opt (-msp8): Document it.
7128 * doc/invoke.texi (AVR Options): Ditto. And document related
7131 2012-05-31 Diego Novillo <dnovillo@google.com>
7133 * configure.ac (CXX_FOR_BUILD): Define and substitute.
7134 (BUILD_CXXFLAGS): Define and substitute.
7135 * Makefile.in (BUILD_CXXFLAGS): Define.
7136 (CXX_FOR_BUILD): Define.
7137 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
7138 (LINKER_FOR_BUILD): Likewise.
7139 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
7140 (BUILD_LINKERFLAGS): Likewise.
7141 * configure: Regenerate.
7143 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
7145 * Makefile.in: Fix many dependencies.
7146 * tree-profile.c: Don't include regs.h.
7147 * tree-vectorizer.c: Don't include cfglayout.h.
7148 * tree-vect-stmts.c: Likewise.
7149 * tree-vect-slp.c: Likewise.
7150 * tree-vect-loop.c: Likewise.
7151 * reg-stack.c: Likewise.
7152 * tree-ssa-loop-manip.c: Likewise.
7153 * toplev.c: Likewise.
7154 * varasm.c: Don't include cfglayout.h, basic-block.h,
7155 and tree-iterator.h.
7156 * tree-cfgcleanup.c: Don't include cfglayout.h.
7157 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
7158 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
7159 * cgraphclones.c: Don't include plugin.h.
7161 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
7163 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
7164 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
7165 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
7167 2012-05-31 Richard Guenther <rguenther@suse.de>
7169 * tree-loop-distribution.c (struct partition_s): New struct,
7170 typedef and vector type.
7171 (partition_alloc, partition_free): New functions.
7172 (generate_loops_for_partition, generate_builtin,
7173 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
7174 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
7175 build_rdg_partition_for_component, can_generate_builtin,
7176 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
7177 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
7178 number_of_rw_in_partition, partition_contains_all_rw,
7179 ldist_gen): Use partition_t instead of bitmap.
7181 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
7183 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
7184 * doc/avr-mmcu.texi: Regenerate.
7186 2012-05-31 Richard Guenther <rguenther@suse.de>
7188 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7189 Use FOR_EACH_SSA_DEF_OPERAND.
7190 (generate_builtin): Adjust.
7191 (stmt_generated_in_another_partition): Remove.
7192 (add_scalar_computations_to_partition): Likewise.
7193 (rdg_build_partitions): Do not call
7194 add_scalar_computations_to_partition.
7196 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
7198 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
7199 double ints throughout.
7200 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
7201 Check that the position of the field is representable as an integer.
7203 2012-05-31 Richard Guenther <rguenther@suse.de>
7205 * tree-data-ref.c (dr_analyze_innermost): Properly convert
7206 the MEM_REF offset to sizetype.
7208 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
7210 * doc/invoke.texi (AVR Options): Fix typos.
7212 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
7214 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
7216 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
7217 non-v32 into --march=v0_v10.
7219 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7221 * ira-int.h (target_ira_int): Rename x_move_cost to
7222 x_ira_register_move_cost, x_may_move_in_cost to
7223 x_ira_may_move_in_cost and x_may_move_out_cost to
7224 x_ira_may_move_out_cost. Delete the old fields with
7225 those names and also x_ira_max_register_move_cost,
7226 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
7227 (move_cost, may_move_in_cost, may_move_out_cost)
7228 (ira_max_register_move_cost, ira_max_may_move_in_cost)
7229 (ira_max_may_move_out_cost): Delete.
7230 * ira.c (init_move_cost): Rename to...
7231 (ira_init_register_move_cost): ...this, deleting the old
7232 function with that name. Apply above variable renamings.
7233 Retain asserts for null fields.
7234 (ira_init_once): Don't initialize register move costs here.
7235 (free_register_move_costs): Apply above variable renamings.
7236 Remove code for deleted fields.
7238 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7240 * ira.c (init_move_cost): Adjust choice of subclasses to match
7241 the current ira_init_register_move_cost choice. Use
7242 ira_class_subset_p instead of reg_class_subset_p.
7243 (ira_init_register_move_cost): Assert that move_cost,
7244 may_move_in_cost and may_move_out_cost already hold the desired
7245 values for their ira_* equivalents. For the latter two,
7246 ignore classes that can't store a register of the given mode.
7248 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7250 * ira.c (setup_allocno_and_important_classes): Use
7251 ira_class_hard_regs_num to check whether a class has any
7252 allocatable registers.
7253 (ira_init_register_move_cost): Likewise.
7255 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7257 * ira.c (init_move_cost): Adjust local variable names to match
7258 file conventions. Use ira_assert instead of gcc_assert.
7260 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7262 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
7263 Move these definitions and associated target_globals fields to...
7264 * ira-int.h: ...here.
7265 * rtl.h (init_move_cost): Delete.
7266 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
7267 * ira.c: ...here, making the latter static.
7269 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7271 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
7272 and ira_register_move_cost instead of init_move_cost and move_cost.
7274 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
7276 * ira.h (target_ira): Delete x_ira_available_class_regs.
7277 (ira_available_class_regs): Delete.
7278 * ira.c (setup_available_class_regs): Delete.
7279 (setup_alloc_classes): Don't call it.
7280 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
7281 ira_available_class_regs.
7282 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
7283 (model_spill_cost): Likewise.
7284 * ira-build.c (low_pressure_loop_node_p): Likewise.
7285 * ira-color.c (color_pass): Likewise.
7286 * ira-emit.c (change_loop): Likewise.
7287 * ira-lives.c (inc_register_pressure, dec_register_pressure)
7288 (single_reg_class, ira_implicitly_set_insn_hard_regs)
7289 (process_bb_node_lives): Likewise.
7290 * loop-invariant.c (gain_for_invariant): Likewise.
7292 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7295 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
7296 (pa_section_type_flags): New.
7297 (pa_legitimate_constant_p): Revert previous change.
7299 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
7301 * ira.c (allocate_initial_values): Make static.
7303 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
7305 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
7306 Generate tls_initial_exec_64_sun only when !TARGET_X32.
7308 2012-05-30 Richard Guenther <rguenther@suse.de>
7311 * fold-const.c (fold_binary_loc): Make sure to call
7312 fold_plusminus_mult_expr with the original sign of operands.
7314 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
7316 * Makefile.in: Fix many dependencies.
7317 (DWARF2_H): Depend on dwarf2.def.
7318 (RTL_ERROR_H): Depend on rtl-error.h.
7319 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
7320 all gimple-pretty-print.h and tree-pretty-print.h references.
7322 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
7324 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
7327 2012-05-30 Richard Guenther <rguenther@suse.de>
7330 * tree-emutls.c (gen_emutls_addr): Do not add globals to
7333 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
7335 * explow.c (probe_stack_range): Restore simple control flow and stop
7336 again when the probe cannot be generated if HAVE_check_stack.
7338 2012-05-30 Jakub Jelinek <jakub@redhat.com>
7340 PR rtl-optimization/53519
7341 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
7342 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
7344 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7346 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
7348 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
7351 * doc/tm.texi: Update.
7352 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
7353 * target.def (force_at_comp_dir): New hook.
7354 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
7355 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
7357 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
7359 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
7361 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
7362 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
7364 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
7367 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
7368 flag_unsafe_math_optimizations is set.
7369 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
7370 Update description of -mfused-madd.
7372 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
7375 * config/sh/predicates.md (atomic_arith_operand,
7376 atomic_logical_operand): New predicates.
7377 * config/sh/sh.c (sh_option_override): Check atomic options.
7378 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
7379 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
7380 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
7381 UNSUPPORTED_HARD_ATOMIC_CPU.
7382 * config/sh/sync.md: Update description comments.
7383 (I12): New mode iterator.
7384 (fetchop_predicate, fetchop_constraint): New code attributes.
7385 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
7386 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
7387 atomic_fetch_<fetchop_name>si_hard,
7388 atomic_fetch_<fetchop_name><mode>_hard,
7389 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
7390 atomic_<fetchop_name>_fetchsi_hard,
7391 atomic_<fetchop_name>_fetch<mode>_hard,
7392 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
7393 atomic_test_and_set_hard): New insns.
7394 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
7395 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
7396 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
7397 atomic_test_and_set_soft): Use same formatting for the first line of
7398 the asm block as in new insns above.
7399 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
7400 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
7401 atomic_test_and_set): Integrate new *_hard insns into expanders.
7402 * config/sh/sh.opt (mhard-atomic): New option.
7403 * doc/invoke.texi (SH Options): Document it.
7405 2012-05-29 Meador Inge <meadori@codesourcery.com>
7407 * c-decl.c (c_push_function_context): Always create a new language
7409 (c_pop_function_context): Clear the language function created in
7410 c_push_function_context.
7412 2012-05-29 Matt Turner <mattst88@gmail.com>
7414 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
7415 (define_bypass "ev6_fcmov"): New.
7417 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
7419 * integrate.c: Remove.
7420 * integrate.h: Remove.
7421 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
7422 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
7423 * config/rs6000/t-rs6000: Likewise
7424 * config/spu/t-spu-elf: Likewise.
7425 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
7426 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
7427 from integrate.h to here.
7428 (initial_value_entry): New prototype.
7429 * reload.h (allocate_initial_values): Remove prototype.
7430 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
7431 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
7433 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
7434 set_decl_abstract_flags, set_block_abstract_flags): Move from
7435 integrate.c to here, the only user.
7436 * expmed.c (extract_fixed_bit_field): Remove outdated comment
7438 * function.c: Don't include integrate.h.
7439 (struct initial_value_pair, struct initial_value_struct,
7440 get_hard_reg_initial_val, has_hard_reg_initial_val,
7441 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
7442 integrate.c to here.
7443 (initial_value_entry): New function.
7444 * genemit.c (main): Don't print integrate.h include line.
7445 * ira.c: Don't include integrate.h.
7446 (allocate_initial_values): Move from integrate.c to here.
7447 (ira): Update allocate_initial_values call.
7448 * tree-inline.c: Don't include integrate.h.
7449 (function_attribute_inlinable_p): Moved from integrate.c to here.
7450 * cfgexpand.c: Don't include integrate.h.
7451 * except.c: Likewise.
7452 * langhooks.c: Likewise.
7453 * passes.c: Likewise.
7454 * toplev.c: Likewise.
7455 * config/frv/frv.c: Likewise.
7456 * config/pa/pa.c: Likewise.
7457 * config/spu/spu.c: Likewise.
7458 * config/epiphany/epiphany.c: Likewise.
7459 * config/mep/mep.c: Likewise.
7460 * config/score/score.c: Likewise.
7461 * config/picochip/picochip.c: Likewise.
7462 * config/sh/sh.c: Likewise.
7463 * config/alpha/alpha.c: Likewise.
7464 * config/microblaze/microblaze.c: Likewise.
7465 * config/mips/mips.c: Likewise.
7466 * config/v850/v850.c: Likewise.
7467 * config/mmix/mmix.c: Likewise.
7468 * config/bfin/bfin.c: Likewise.
7469 * config/arm/arm.c: Likewise.
7470 * config/s390/s390.c: Likewise.
7471 * config/m32r/m32r.c: Likewise.
7472 * config/rs6000/rs6000.c: Likewise.
7473 * config/c6x/c6x.c: Include function.h instead of integrate.h.
7474 * config/tilegx/tilegx.c: Likewise.
7475 * config/tilepro/tilepro.c: Likewise.
7477 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
7479 * config/avr/t-avr (s-avr-mmcu-texi): Call
7480 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
7482 2012-05-29 Michael Matz <matz@suse.de>
7484 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
7485 assign_temp): Remove 'keep' argument.
7486 (mark_temp_addr_taken): Remove prototype.
7487 * tree.h (expand_decl): Remove prototype.
7488 * function.c (struct temp_slot): Remove addr_taken and keep member.
7489 (assign_stack_temp_for_type) Don't initialize above, remove
7491 (assign_stack_temp, assign_temp): Remove keep argument.
7492 (mark_temp_addr_taken): Remove.
7493 (preserve_temp_slots): Remove handling of addr_taken and keep members.
7494 (free_temp_slots): Ditto.
7495 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
7497 * stmt.c (expand_asm_operands): Remove dead code.
7498 (expand_decl): Remove.
7499 * c-decl.c (finish_struct): Don't call expand_decl.
7500 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
7501 and assign_stack_temp.
7502 * calls.c (save_fixed_argument_area, initialize_argument_information,
7503 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
7504 * expmed.c (extract_bit_field_1): Ditto.
7505 * expr.c (emit_group_load_1, emit_group_store,
7506 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
7507 store_field, expand_constructor, expand_cond_expr_using_cmove,
7508 expand_expr_real_2, expand_expr_real_1): Ditto.
7509 * stmt.c (expand_asm_operands, expand_return): Ditto.
7511 * function.c (pop_temp_slots): Call free_temp_slots.
7512 * calls.c (store_one_arg): Don't call preserve_temp_slots or
7514 * expr.c (expand_assignment): Don't call free_temp_slots.
7516 * config/arm/arm.c (neon_expand_vector_init): Ditto.
7517 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
7518 (ix86_expand_vector_extract): Ditto.
7519 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
7520 ia64_expand_movxf_movrf): Ditto.
7521 * config/mips/mips.c (mips_expand_vi_general): Ditto.
7522 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
7523 extendsfdf2): Ditto.
7524 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
7525 rs6000_expand_vector_set, rs6000_expand_vector_extract,
7526 rs6000_allocate_stack_temp): Ditto.
7527 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
7528 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
7529 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
7530 sparc_expand_vector_init): Ditto.
7532 2012-05-29 Michael Matz <matz@suse.de>
7534 * c-tree.h (c_expand_decl): Remove prototype.
7536 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
7538 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
7539 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
7540 COMPOUND_LITERAL_EXPR.
7541 * function.c (expand_function_start): Don't call expand_decl,
7542 instead assert that we have RTL assigned.
7543 * tree-ssa-live.c (remove_unused_locals): Clear
7544 nonlocal_goto_save_area if its backing variable is removed.
7545 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
7547 (expand_decl): Assert that this does nothing.
7548 * calls.c (expand_call): Don't call mark_temp_addr_taken.
7550 2012-05-29 Richard Guenther <rguenther@suse.de>
7552 PR tree-optimization/53516
7553 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
7555 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
7557 2012-05-29 Joseph Myers <joseph@codesourcery.com>
7559 * LANGUAGES: Fix typos.
7560 * Makefile.in: Fix typos.
7561 * alias.c: Fix typos.
7562 * auto-inc-dec.c: Fix typos.
7563 * bb-reorder.c: Fix typos.
7564 * cfgcleanup.c: Fix typos.
7565 * cgraph.c: Fix typos.
7566 * cgraph.h: Fix typos.
7567 * cgraphunit.c: Fix typos.
7568 * collect2-aix.h: Fix typos.
7569 * collect2.c: Fix typos.
7570 * compare-elim.c: Fix typos.
7571 * config/alpha/vms.h: Fix typos.
7572 * config/arm/README-interworking: Fix typos.
7573 * config/arm/arm.c: Fix typos.
7574 * config/arm/iterators.md: Fix typos.
7575 * config/arm/vxworks.h: Fix typos.
7576 * config/avr/avr.c: Fix typos.
7577 * config/avr/avr.h: Fix typos.
7578 * config/avr/avr.md: Fix typos.
7579 * config/avr/builtins.def: Fix typos.
7580 * config/c6x/c6x.c: Fix typos.
7581 * config/cr16/cr16.c: Fix typos.
7582 * config/cr16/cr16.md: Fix typos.
7583 * config/cris/cris.md: Fix typos.
7584 * config/darwin.c: Fix typos.
7585 * config/darwin.opt: Fix typos.
7586 * config/i386/i386-c.c: Fix typos.
7587 * config/i386/i386.c: Fix typos.
7588 * config/ia64/ia64.c: Fix typos.
7589 * config/m68k/cf.md: Fix typos.
7590 * config/mep/mep.c: Fix typos.
7591 * config/microblaze/microblaze.c: Fix typos.
7592 * config/microblaze/microblaze.h: Fix typos.
7593 * config/mn10300/mn10300.c: Fix typos.
7594 * config/mn10300/mn10300.md: Fix typos.
7595 * config/pa/pa.c: Fix typos.
7596 * config/picochip/picochip.h: Fix typos.
7597 * config/rs6000/a2.md: Fix typos.
7598 * config/rs6000/rs6000.c: Fix typos.
7599 * config/rs6000/vector.md: Fix typos.
7600 * config/rx/rx.md: Fix typos.
7601 * config/rx/rx.opt: Fix typos.
7602 * config/s390/2097.md: Fix typos.
7603 * config/s390/s390.c: Fix typos.
7604 * config/s390/s390.h: Fix typos.
7605 * config/sh/sh.c: Fix typos.
7606 * config/sh/sh.md: Fix typos.
7607 * config/sparc/sync.md: Fix typos.
7608 * config/spu/spu.c: Fix typos.
7609 * config/spu/spu.md: Fix typos.
7610 * config/vms/vms.c: Fix typos.
7611 * config/vxworks-dummy.h: Fix typos.
7612 * config/vxworks.h: Fix typos.
7613 * cselib.c: Fix typos.
7614 * df-scan.c: Fix typos.
7616 * doc/extend.texi: Fix typos.
7617 * doc/install.texi: Fix typos.
7618 * doc/invoke.texi: Fix typos.
7619 * doc/md.texi: Fix typos.
7620 * doc/plugins.texi: Fix typos.
7621 * doc/rtl.texi: Fix typos.
7623 * dwarf2asm.c: Fix typos.
7624 * dwarf2out.c: Fix typos.
7625 * except.h: Fix typos.
7626 * expr.c: Fix typos.
7627 * fold-const.c: Fix typos.
7629 * gcse.c: Fix typos.
7630 * genautomata.c: Fix typos.
7631 * gengtype-state.c: Fix typos.
7632 * gengtype.c: Fix typos.
7633 * genhooks.c: Fix typos.
7634 * gimple-fold.c: Fix typos.
7635 * gimple-pretty-print.c: Fix typos.
7636 * gimple.c: Fix typos.
7637 * gimple.h: Fix typos.
7638 * gimplify.c: Fix typos.
7639 * graphite-interchange.c: Fix typos.
7640 * graphite-sese-to-poly.c: Fix typos.
7641 * ifcvt.c: Fix typos.
7642 * input.c: Fix typos.
7643 * ipa-cp.c: Fix typos.
7644 * ipa-inline-analysis.c: Fix typos.
7645 * ipa-inline-transform.c: Fix typos.
7646 * ipa-inline.c: Fix typos.
7647 * ipa-pure-const.c: Fix typos.
7648 * ipa-ref.h: Fix typos.
7649 * ipa-reference.c: Fix typos.
7650 * ipa-utils.c: Fix typos.
7652 * ira-emit.c: Fix typos.
7653 * ira-lives.c: Fix typos.
7654 * lto-streamer.c: Fix typos.
7655 * lto-streamer.h: Fix typos.
7656 * lto-wrapper.c: Fix typos.
7658 * mode-switching.c: Fix typos.
7659 * modulo-sched.c: Fix typos.
7660 * plugin.c: Fix typos.
7661 * postreload.c: Fix typos.
7662 * sched-deps.c: Fix typos.
7663 * sel-sched-ir.c: Fix typos.
7664 * sel-sched-ir.h: Fix typos.
7665 * sel-sched.c: Fix typos.
7666 * sese.c: Fix typos.
7667 * stor-layout.c: Fix typos.
7668 * target-hooks-macros.h: Fix typos.
7669 * target.def: Fix typos.
7670 * trans-mem.c: Fix typos.
7671 * tree-eh.c: Fix typos.
7672 * tree-predcom.c: Fix typos.
7673 * tree-sra.c: Fix typos.
7674 * tree-ssa-address.c: Fix typos.
7675 * tree-ssa-loop-ivopts.c: Fix typos.
7676 * tree-ssa-loop-niter.c: Fix typos.
7677 * tree-ssa-math-opts.c: Fix typos.
7678 * tree-ssa-pre.c: Fix typos.
7679 * tree-ssa-propagate.c: Fix typos.
7680 * tree-ssa-reassoc.c: Fix typos.
7681 * tree-ssa-sccvn.c: Fix typos.
7682 * tree-ssa-ter.c: Fix typos.
7683 * tree-ssa-uninit.c: Fix typos.
7684 * tree-ssanames.c: Fix typos.
7685 * tree-vect-generic.c: Fix typos.
7686 * tree-vect-slp.c: Fix typos.
7687 * tree.c: Fix typos.
7688 * tree.h: Fix typos.
7689 * varasm.c: Fix typos.
7690 * varpool.c: Fix typos.
7692 2012-05-29 Joseph Myers <joseph@codesourcery.com>
7694 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
7696 2012-05-29 Richard Guenther <rguenther@suse.de>
7698 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
7700 (add_referenced_var_1): Re-organize. Assert we are not
7702 (remove_referenced_var): Likewise.
7703 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
7704 * tree-mudflap.c (execute_mudflap_function_ops): Do not
7705 call add_referenced_var on globals.
7706 * matrix-reorg.c (transform_access_sites): Likewise.
7708 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
7710 * alias.c (reg_known_value): Make this a VEC.
7711 (reg_known_equiv_p): Make this an sbitmap.
7712 (reg_known_value_size): Remove.
7713 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
7714 set_reg_known_equiv_p): Update for reg_known_value and
7715 reg_known_value_size data structure change.
7716 (init_alias_analysis, end_alias_analysis): Likewise.
7718 2012-05-29 Jakub Jelinek <jakub@redhat.com>
7721 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
7722 to avoid leaking memory. No need to handle memory allocation
7723 failure. Double string_len on each reallocation instead of adding 2.
7724 * gcov.c (read_line): Likewise.
7726 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
7728 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
7730 * config/cris/cris.md ("trap"): Define, enabled for
7731 TARGET_TRAP_USING_BREAK8.
7732 * config/cris/cris.opt (mtrap-using-break8): New option.
7734 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
7737 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
7740 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
7742 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
7743 (Standard Names): Fix typos in documentation of atomic patterns.
7745 2012-05-27 Nathan Sidwell <nathan@acm.org>
7747 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
7749 2012-05-26 Jason Merrill <jason@redhat.com>
7752 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
7753 about array compound literals.
7755 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
7757 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
7758 if CLEANUP_NO_INSN_DEL.
7759 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
7760 from cfg_layout_merge_blocks.
7761 (emit_nop_for_unique_locus_between): New function.
7762 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
7763 (cfg_layout_merge_blocks): Likewise.
7765 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
7766 Paolo Bonzini <bonzini@gnu.org>
7768 * df-scan.c (df_def_record_1): Assert a parallel must contain an
7769 EXPR_LIST at this point. Receive the LOC and move its extraction...
7770 (df_defs_record): ... here. Change if-else to a switch statement.
7771 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
7772 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
7773 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
7774 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
7775 regs_invalidated_by_call.
7776 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
7779 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
7782 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
7783 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
7785 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7787 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
7788 software floating point emulation. No longer build the multilibs
7789 with -mstrict-align.
7791 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
7794 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
7795 accessed indirectly.
7796 (ipa_tm_create_version): Same.
7798 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
7801 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
7802 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
7804 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
7807 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
7808 (ix86_expand_vec_perm): Use int mode instead of float.
7809 (expand_vec_perm_pshufb): Remove handling of useseless type
7812 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
7815 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
7816 gnu_ld variables to yes.
7817 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
7818 (HAVE_GNU_AS): Likewise.
7819 * config.in: Regenerate.
7820 * configure: Likewise.
7822 2012-05-25 Tristan Gingold <gingold@adacore.com>
7824 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
7825 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
7826 and preferred_alignment.
7828 2012-05-25 Tristan Gingold <gingold@adacore.com>
7830 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
7832 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
7834 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
7835 volatile bitfields case.
7837 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
7839 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
7840 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
7841 (adjacent_mem_locations): Move some code to and call...
7842 (get_memref_parts): ...new function.
7843 (mem_locations_overlap): New function.
7844 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
7845 (is_mem_ref): Rename to...
7846 (find_mem_ref): ...this. Return MEM rtx.
7847 (get_store_dest): Remove function.
7848 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
7849 new parameter and adjust calls.
7850 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
7851 mem refs overlap for true_store_to_load_dep_costly.
7852 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
7853 passed to adjacent_mem_locations.
7854 (is_costly_group): Walk resolved dependency list.
7855 (force_new_group): Emit group ending nop for Power6/Power7.
7856 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
7857 (group_ending_nop): New define_insn.
7859 2012-05-24 Dodji Seketeli <dodji@redhat.com>
7861 Make unwound macro expansion trace less redundant
7862 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
7863 context of macro definition in the trace, when it's redundant.
7866 2012-05-24 Richard Guenther <rguenther@suse.de>
7869 * tree-profile.c (tree_profiling): Cleanup the CFG if
7870 execute_fixup_cfg requests it.
7872 2012-05-24 Richard Guenther <rguenther@suse.de>
7874 * tree-flow.h (create_var_ann): Remove.
7875 * tree-dfa.c (create_var_ann): Remove and inline into its
7877 (add_referenced_var_1): ... here.
7878 * varpool.c (add_new_static_var): Do not call add_referenced_var
7880 * gimple-fold.c (canonicalize_constructor_val): Likewise.
7881 * tree-switch-conversion.c (build_one_array): Likewise.
7882 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
7883 * tree-flow-inline.h (gimple_referenced_vars): Guard against
7885 * tree-inline.c (remap_gimple_op_r): Likewise. Check
7886 gimple_referenced_vars instead of gimple_in_ssa_p.
7887 (copy_tree_body_r): Likewise.
7888 (setup_one_parameter): Likewise.
7889 (declare_return_variable): Likewise.
7890 (tree_function_versioning): Likewise.
7892 2012-05-24 Jakub Jelinek <jakub@redhat.com>
7894 PR tree-optimization/53465
7895 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
7896 vr0 into *vr, then vrp_meet that.
7897 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
7898 have any equivalences.
7899 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
7902 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
7904 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
7906 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
7907 check end_regno - 1 is a hard register.
7909 2012-05-24 Richard Guenther <rguenther@suse.de>
7911 * varpool.c (add_new_static_var): Remove call to create_var_ann.
7912 * tree-ssa-operands.c (create_vop_var): Likewise.
7914 2012-05-24 Richard Guenther <rguenther@suse.de>
7917 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
7919 (remove_unused_locals): Pass global_unused_vars to
7920 remove_unused_scope_block_p. Restore code walking all
7921 referenced vars and pruning them.
7923 2012-05-23 Jan Hubicka <jh@suse.cz>
7925 * tree.h (alias_diag_flags): Remove.
7926 (alias_pair): Remove emitted_diags.
7927 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
7928 symbol_alias_set_t, symbol_alias_set_destroy,
7929 symbol_alias_set_contains, propagate_aliases_backward): Remove.
7930 * toplev.c (compile_file): Do not call finish_aliases_2
7931 * cgraphunit.c (cgraph_process_new_functions): Do not call
7933 (handle_alias_pairs): Output diagnostics about aliases to externals.
7934 (assemble_thunks_and_aliases): Use do_assemble_alias.
7935 (output_weakrefs): Likewise.
7936 (finalize_compilation_unit): Do not call finish_aliases_1.
7937 * ipa.c (symtab_remove_unreachable_nodes): De not call
7938 remove_unreachable_alias_pairs.
7939 * varasm.c (do_assemble_alias): Export.
7940 (symbol_alias_set_create, symbol_alias_set_destroy,
7941 symbol_alias_set_contains, symbol_alias_set_insert,
7942 propagate_aliases_forward, propagate_aliases_backward,
7943 propagate_aliases_backward, trivially_visible_alias,
7944 trivially_defined_alias, remove_unreachable_alias_pairs,
7945 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
7946 * output.h (do_assemble_alias): Declare.
7947 * varpool.c (varpool_remove_unreferenced_decls): Do not call
7950 2012-05-23 Martin Jambor <mjambor@suse.cz>
7952 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
7954 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
7956 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
7958 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
7959 (iterative_hash_gimple_type): Adjust comment.
7960 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
7961 domain for an array type instead of the domain type itself.
7963 2012-05-23 Richard Guenther <rguenther@suse.de>
7965 PR tree-optimization/53438
7966 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
7968 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
7971 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
7972 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
7975 2012-05-23 Richard Guenther <rguenther@suse.de>
7977 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
7978 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
7979 via the global_unused_vars bitmap.
7980 (remove_unused_locals): Handle global vars in local-decls via
7981 a global_unused_vars bitmap instead of the used flag in the
7982 var annotation. Simplify global variable handling and removal.
7984 2012-05-22 Jan Hubicka <jh@suse.cz>
7987 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
7988 from other partitions.
7990 2012-05-22 Jan Hubicka <jh@suse.cz>
7993 * symtab.c (symtab_register_node): Fix ordering issue.
7995 2012-05-22 Steven Drake <sbd@NetBSD.org>
7997 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
7999 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
8001 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
8002 Use strip_name_encoding target hook.
8004 2012-05-22 Richard Guenther <rguenther@suse.de>
8006 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
8007 (init_function_for_compilation): Remove.
8008 * tree-dfa.c (find_vars_r): Take struct function argument.
8009 (find_referenced_vars_in): Adjust.
8010 * tree-ssa-operands.c (clobber_stats): Remove.
8011 (create_vop_var): Take struct function argument. Mark
8012 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
8013 (init_ssa_operands): Take struct function argument.
8014 (fini_ssa_operands): Do not dump dead stats.
8015 * tree-ssa-operands.h (init_ssa_operands): Take struct function
8017 * cgraphunit.c (init_lowered_empty_function): Adjust.
8018 * lto-streamer-in.c (input_cfg): Likewise.
8019 * tree-inline.c (initialize_cfun): Likewise.
8020 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
8021 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
8022 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
8023 virtual operands are not registers.
8025 2012-05-22 Richard Guenther <rguenther@suse.de>
8027 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
8029 2012-05-22 Richard Guenther <rguenther@suse.de>
8032 * tree-inline.c (setup_one_parameter): Create a dummy init
8033 statement for unused parameters when not optimizing.
8035 2012-05-22 Richard Guenther <rguenther@suse.de>
8037 * tree-flow.h (add_referenced_var_1): Declare.
8038 (add_referenced_var): Define.
8039 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
8040 (add_referenced_var): Rename to ...
8041 (add_referenced_var_1): ... this. Take struct function argument.
8043 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8046 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
8047 * config/arm/arm.c (arm_validize_comparison): Define.
8048 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
8049 arm_validize_comparison.
8050 ("cbranchdi4"): Likewise.
8051 ("cstoredi4"): Likewise.
8052 ("movsicc"): Likewise.
8053 ("movsfcc"): Likewise.
8054 ("movdfcc"): Likewise.
8056 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
8058 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
8059 the mw_reg_pool size.
8061 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
8063 PR tree-optimization/53336
8064 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
8065 non-integer integral types to offset type and vice versa.
8067 2012-05-22 Alan Modra <amodra@gmail.com>
8069 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
8070 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
8071 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
8072 V_SAVE_INLINE): Delete.
8073 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
8074 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
8075 For ELF targets, use out-of-line restores for -Os and any number
8076 of regs if the restore exits, and out-of-line gp save for two or
8077 more regs. Use save_reg_p to test for holes in reg restore set.
8078 Replace "#if" with "if".
8080 2012-05-22 Alan Modra <amodra@gmail.com>
8082 * config/rs6000/rs6000.c (save_reg_p): New function.
8083 (first_reg_to_save, first_fp_reg_to_save): Use it here.
8084 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
8085 (emit_frame_save): Use gen_frame_store.
8086 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
8087 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
8089 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
8090 vrsave, toc, gp and fp restores.
8092 2012-05-22 Alan Modra <amodra@gmail.com>
8094 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
8095 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
8096 Move function pointer variables after forward declarations.
8097 (rs6000_builtin_support_vector_misalignment): Make static.
8098 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
8099 (rs6000_function_value, rs6000_can_eliminate): Likewise.
8101 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
8103 PR rtl-optimization/53373
8104 * caller-save.c (save_call_clobbered_regs): Look into a possible
8105 PARALLEL manually rather than using single_set on a call insn.
8107 2012-05-21 Jakub Jelinek <jakub@redhat.com>
8109 PR tree-optimization/53436
8110 * omp-low.c (omp_build_component_ref): New function.
8111 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
8113 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
8115 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
8117 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
8118 Do not print '.' here. Output operand lossage error for unhandled
8123 <case 'z'>: Hardcode "code" argument into error strings.
8125 <case 'D'>: Merge AVX and non-AVX codes.
8126 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
8127 Update call to put_condition_code.
8129 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
8131 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
8133 (clzsi2): New expander.
8134 (*clzsi2_68k): New insn.
8135 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
8137 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
8139 * gimple.h (gimple_set_in_transaction): Remove.
8140 (gimple_in_transaction): Look in BB instead.
8141 (gimple_statement_base): Remove in_transaction field.
8142 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
8143 * trans-mem.c (compute_transaction_bits): Place transaction bit
8144 information into basic blocks.
8146 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
8148 * expr.c (get_def_for_expr_class): Define only if
8149 HAVE_conditional_move.
8150 (convert_tree_comp_to_rtx): Likewise.
8152 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
8155 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
8157 (ffssi2_no_cmove): Ditto.
8158 (*ffs<mode>_1): Remove insn pattern.
8159 (*tzcnt<mode>_1): New insn pattern.
8160 (*bsf<mode>1): Ditto.
8162 2012-05-21 Richard Guenther <rguenther@suse.de>
8164 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
8165 more referenced vars.
8166 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
8167 flag on variables that have a var-annotation.
8169 2012-05-21 Joseph Myers <joseph@codesourcery.com>
8172 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
8173 from folded operands before wrapping another around the
8174 conditional expression.
8176 2012-05-21 Jakub Jelinek <jakub@redhat.com>
8178 PR tree-optimization/53366
8179 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
8180 tests if complex_numbers == 2, but there are non-complex number loads
8183 PR tree-optimization/53409
8184 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
8185 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
8187 PR tree-optimization/53410
8188 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
8189 instead of build_int_cst (type, 0) where vector types might be
8190 involved. Instead of build_int_cst (type, 1) convert the original
8191 integer_onep argument to the desired type.
8193 2012-05-21 Michael Matz <matz@suse.de>
8195 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
8196 (simplify_test_exp): Handle one more case of distributive law,
8197 decrease cost threshold.
8198 (tests_attr_p, get_attr_order): New functions.
8199 (optimize_attrs): Use topological order, inline only cheap values.
8200 (write_attr_set): Reset our_known_true after some time.
8202 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
8205 * config/i386/i386.c (type_natural_mode): Warn passing SSE
8206 vector argument without SSE enabled changes the ABI.
8208 2012-05-21 Richard Guenther <rguenther@suse.de>
8210 PR tree-optimization/53408
8211 * tree-vect-loop.c (vectorizable_induction): Properly check
8212 the restriction that we cannot handle induction results from
8213 the inner loop outside of the outer loop.
8215 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
8218 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
8219 (UNSPECV_RDRAND): This.
8220 (rdrand<mode>_1): Updated.
8222 2012-05-21 Richard Guenther <rguenther@suse.de>
8224 * tree-loop-distribution.c (can_generate_builtin): Reject
8227 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
8229 * Makefile.in (options.c): Add options.h to included header
8232 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
8234 * tree-parloops.c : Add myself to contributors, update
8235 TODO list, add link to wiki.
8237 2012-05-21 Alan Modra <amodra@gmail.com>
8239 * config/rs6000/predicates.md (input_operand): Don't match
8240 constant pool addresses. Remove label_ref, high and plus from
8241 match_code list. Remove redundant CONSTANT_P test.
8242 (splat_input_operand): Similarly update match_code list.
8243 (small_toc_ref): New predicate.
8244 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
8245 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
8246 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
8247 register checks to..
8248 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
8249 generated by create_TOC_reference.
8250 (rs6000_legitimize_address): Update cerate_TOC_reference call.
8251 (rs6000_delegitimize_address): Handle new rtl for toc refs.
8252 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
8253 (use_toc_relative_ref): New function, split out from..
8254 (rs6000_emit_move): ..here. Remove redundant tests. Update
8255 create_TOC_reference calls.
8256 (rs6000_legitimize_reload_address): Formatting. Handle splitting
8257 of medium/large model toc addresses. Use use_toc_relative_ref.
8258 (print_operand): Formatting, style. Adjust for toc changes.
8259 (print_operand_address): Likewise.
8260 (rs6000_output_addr_const_extra): Likewise.
8261 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
8262 than a PLUS. Use this formulation for both high and low part
8263 of -mcmodel=medium/large toc reference too. Before reload,
8264 always use the small model formulation.
8265 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
8266 a PLUS in high part of addresses here.
8267 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
8268 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
8269 (largetoc_high, largetoc_low): Move earlier. Cope when no
8271 (largetoc_high_plus): New insn.
8272 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
8273 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
8274 (tocref): ..instead do so here, new insn and split.
8276 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
8278 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8279 RDRND, F16C and FSGSBASE.
8281 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8283 PR rtl-optimzation/53373
8284 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
8285 call pattern. Update split patterns.
8286 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
8287 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
8289 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
8291 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
8294 2012-05-18 Jan Hubicka <jh@suse.cz>
8296 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
8297 (cgraph_process_new_functions): Process also aliases.
8298 * lto-streamer-out.c (struct sets): Remove.
8299 (trivally_defined_alias): Remove.
8300 (output_alias_pair_p): Remove.
8301 (output_unreferenced_globals): Remove.
8302 (produce_symtab); Do not handle alias pairs.
8303 (produce_asm_for_decls): Likewise.
8304 * lto-streamer-in.c (input_alias_pairs): Remove.
8305 (lto_read_body): Do not input alias pairs.
8306 (lto_input_constructors_and_inits): Remove.
8308 2012-05-18 Jan Hubicka <jh@suse.cz>
8310 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
8313 2012-05-18 Jan Hubicka <jh@suse.cz>
8315 * cgraphbuild.c (record_reference): Update.
8316 * lto-cgraph.c (lto_output_varpool_node): External vars
8317 are not in other partition even if they are not output
8318 in current partition.
8319 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
8321 (canonicalize_constructor_val): Take FROM_DECL argument.
8322 (fold_ctor_reference, fold_string_cst_ctor_reference,
8323 fold_array_ctor_reference, fold_nonarray_ctor_reference,
8324 fold_ctor_reference): Likewise.
8325 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
8326 * gimple.h (gimple_fold_builtin): Likewise.
8328 2012-05-18 Olivier Hainque <hainque@adacore.com>
8330 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
8331 $(libsubdir) as libexecsubdir.
8333 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8335 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
8336 relied on signed overflow behavior.
8338 2012-05-18 Richard Guenther <rguenther@suse.de>
8340 PR tree-optimization/53346
8341 * tree-loop-distribution.c (ldist_gen): Make sure to apply
8342 builtin transform even when only a single partition with
8343 all reads/writes exists.
8345 2012-05-18 Richard Guenther <rguenther@suse.de>
8347 PR tree-optimization/53390
8348 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
8351 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8353 * tree-ssa-reassoc.c (bip_map): Remove decl.
8354 (completely_remove_stmt): Remove function.
8355 (remove_def_if_absorbed_call): Remove function.
8356 (remove_visited_stmt_chain): Remove __builtin_powi handling.
8357 (possibly_move_powi): Remove function.
8358 (rewrite_expr_tree): Remove calls to possibly_move_powi.
8359 (rewrite_expr_tree_parallel): Likewise.
8360 (attempt_builtin_powi): Build multiplies explicitly rather than
8361 relying on the ops vector and rank system.
8362 (transform_stmt_to_copy): New function.
8363 (transform_stmt_to_multiply): Likewise.
8364 (reassociate_bb): Handle leftover operations after __builtin_powi
8365 optimization; build a final multiply if necessary.
8367 2012-05-18 Jan Hubicka <jh@suse.cz>
8369 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
8370 (mark_functions_to_output): Fix sanity check.
8371 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
8373 2012-05-18 Richard Guenther <rguenther@suse.de>
8375 * tree-flow.h (mark_symbols_for_renaming): Remove.
8376 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
8377 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
8378 (copy_debug_stmt): Likewise.
8379 (expand_call_inline): Likewise.
8380 (declare_return_variable): Mark the return variable for renaming
8383 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
8385 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
8387 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
8388 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
8389 (ashrdi3,lshrdi3): Likewise.
8390 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
8392 2012-05-18 Meador Inge <meadori@codesourcery.com>
8394 PR rtl-optimization/53352
8395 * cse.c (equiv_constant): Ignore paradoxical subregs.
8397 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
8399 PR rtl-optimization/53125
8400 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
8401 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
8402 die in the basic block. Correctly top off REG_FREQ and
8403 REG_FREQ_CALLS_CROSSED.
8405 (regstat_compute_ri): Allocate and free local_live_last_luid.
8407 (regstat_bb_compute_calls_crossed): Correctly top off
8408 REG_FREQ_CALLS_CROSSED.
8410 2012-05-17 Jan Hubicka <jh@suse.cz>
8412 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
8413 constructor over decl without.
8414 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
8415 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
8416 * cgraphunit.c (process_function_and_variable_attributes): Finalize
8418 (mark_functions_to_output): Also accept bodies for functions with
8420 (output_in_order): Skip external vars.
8421 * lto-cgraph.c (lto_output_node): External functions are never in other
8423 (lto_output_varpool_node): Likewise.
8424 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
8425 forgotten initializers.
8426 * ipa.c (process_references): Handle external vars.
8427 (symtab_remove_unreachable_nodes): Update to handle external vars.
8428 (varpool_externally_visible_p): External vars are externally visible.
8429 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
8430 * varpool.c (varpool_remove_node): Remove constructor.
8431 (decide_is_variable_needed): Handle externals.
8432 (varpool_remove_unreferenced_decls): Likewise.
8434 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8436 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
8437 (enable_warning_as_error): Do not special case Wuninitialized.
8438 * optc-gen.awk: Add sanity checks.
8440 2012-05-17 Jan Hubicka <jh@suse.cz>
8442 * ipa-reference.c (is_proper_for_analysis): Do not check flags
8443 that might change as result of global optimization.
8444 (analyze_function): Do not check analyzed and externally_visible
8445 flags; be happy about address dereferences.
8446 (propagate): Prune all_module_statics so it really contains just
8447 statics; prune all the local summaries.
8448 (ipa_reference_write_optimization_summary): Simplify.
8450 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
8452 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
8453 * config/m68k/m68k-tables.opt: Regenerated.
8454 * doc/invoke.texi (M680x0 Options): Document.
8456 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
8457 Patrick Marlier <patrick.marlier@gmail.com>
8459 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
8462 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
8464 * configure: Regenerated.
8466 2012-05-16 Andrew Pinski <apinski@cavium.com>
8468 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
8471 2012-05-16 David S. Miller <davem@davemloft.net>
8473 * jump.c (delete_related_insns): If we remove a CALL, make sure
8474 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
8476 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8478 PR tree-optimization/53217
8479 * tree-ssa-reassoc.c (bip_map): New static variable.
8480 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
8481 (attempt_builtin_powi): Save feeding multiplies on a stack.
8482 (reassociate_bb): Create and destroy bip_map.
8484 2012-05-16 Olivier Hainque <hainque@adacore.com>
8486 * Makefile.in (install-no-fixedincludes): New target, former toplevel
8487 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
8488 Add comments and improve stamp preservation across the whole sequence.
8489 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
8491 2012-05-16 Richard Guenther <rguenther@suse.de>
8493 * tree-inline.c (insert_init_stmt): Do not call
8494 mark_symbols_for_renaming.
8495 (setup_one_parameter): Avoid initializing unused parameters.
8496 (declare_return_variable): Properly handle DECL_BY_REFERENCE
8497 return vars in SSA form.
8499 2012-05-16 Richard Guenther <rguenther@suse.de>
8501 * tree-flow.h (get_virtual_var): Remove.
8502 * tree-dfa.c (get_virtual_var): Likewise.
8504 2012-05-16 Richard Guenther <rguenther@suse.de>
8506 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
8507 Remove set-only bitmap of new names.
8508 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
8510 * tree-flow.h (ssa_names_to_replace): Remove.
8511 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
8513 2012-05-16 Richard Guenther <rguenther@suse.de>
8515 PR tree-optimization/53364
8516 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
8517 detect a view-conversion of the decl.
8519 2012-05-16 Dodji Seketeli <dodji@redhat.com>
8521 PR preprocessor/7263
8522 * c-tree.h (enum c_declspec_word): Declare new enum.
8523 (struct c_declspecs::locations): New member.
8524 (declspecs_add_qual, declspecs_add_scspec)
8525 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
8527 * c-decl.c (build_null_declspecs): Initialize the new struct
8528 c_declspecs::locations member.
8529 (declspecs_add_addrspace): Take a location parameter for the
8530 address space. Store it onto declaration specifiers.
8531 (declspecs_add_qual): Likewise, take a location parameter for the
8533 (declspecs_add_type): Likewise, take a location parameter for the
8535 (declspecs_add_scspec): Likewise, take a location parameter for
8536 the storage class specifier.
8537 (declspecs_add_attrs): Likewise, take a location parameter for the
8539 (declspecs_add_alignas): Likewise, take a location parameter for
8541 (finish_declspecs): For diagnostics, use the location of the
8542 relevant declspec, instead of the global input_location.
8543 * c-parser.c (c_parser_parameter_declaration): Pass the precise
8544 virtual location of the declspec to the declspecs-setters.
8545 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
8548 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
8550 * configure.ac: Stack protector enabling for Android targets.
8551 * configure: Regenerate.
8553 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8555 * ira.c (pseudo_move_insn): Delete.
8556 (find_moveable_pseudos): Don't set it.
8557 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
8558 the definitions of the original pseudo. Delete all of them.
8560 2012-05-16 Olivier Hainque <hainque@adacore.com>
8562 * config/rs6000/rs6000-opts.h (enum processor_type): Add
8564 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
8565 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
8566 * config/rs6000/8540.md: indicate that the units/patterns apply to
8569 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
8570 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
8571 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
8572 related flags, check that what is queried is supported by the selected
8573 configuration. Rework the single/double_float and MASK_STRING resets to
8574 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
8575 costs for PROCESSOR_PPC8548 as well.
8576 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
8577 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
8578 statement instead of a sequence of ifs.
8580 * config/rs6000/rs6000.h (TARGET_E500): Remove.
8581 (TARGET_NO_LWSYNC): Adjust accordingly.
8582 * config/rs6000/e500.h (TARGET_E500): Remove.
8583 (CHECK_E500_OPTIONS): Adjust accordingly.
8584 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
8585 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
8586 * config/rs6000/linuxspe.h: Likewise.
8587 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
8588 superfluous comments.
8589 * config/rs6000/e500-double.h: Remove.
8591 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
8592 default to with_cpu=8548 if --enable-e500-double, and to 8540
8594 (set misc flags section): For powerpc*|rs6000*, remove inclusion
8595 of e500-double.h for --enable-e500-double.
8597 2012-05-16 Olivier Hainque <hainque@adacore.com>
8599 * Makefile.in (s-header-vars): Resort to -n instead of trailing
8600 -e d in sed invocation.
8602 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
8604 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
8606 * doc/tm.texi: Regenerate.
8608 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
8610 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
8612 2012-05-15 Jakub Jelinek <jakub@redhat.com>
8615 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
8616 that operands[2] is either immediate, or q_regs_operand.
8618 2012-05-15 Richard Guenther <rguenther@suse.de>
8620 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
8621 (assemble_thunk): Likewise. Manually rename and register
8624 2012-05-15 Richard Guenther <rguenther@suse.de>
8626 PR tree-optimization/53355
8627 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
8630 2012-05-15 Tristan Gingold <gingold@adacore.com>
8632 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
8634 2012-05-15 Richard Guenther <rguenther@suse.de>
8636 * gimple.c (gimple_set_modified): Move ...
8637 * gimple.h (gimple_set_modified): ... here.
8639 2012-05-15 Tristan Gingold <gingold@adacore.com>
8641 * ira-color.c (move_spill_restore): Add a guard.
8643 2012-05-15 Tristan Gingold <gingold@adacore.com>
8645 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
8648 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
8650 * gimplify.c (gimplify_init_constructor): Do a block move for very
8651 small objects as well.
8653 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
8655 * ira.c (find_moveable_pseudos): Skip registers whose
8656 DF_REG_EQ_USE_COUNT is nonzero.
8658 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8660 * doc/md.texi (fma): Define to only be applicable for single rounding.
8662 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
8665 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
8666 generate target register for "load" class builtins.
8669 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
8672 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
8673 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
8674 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
8675 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
8676 (<sse>_movu<ssemodesuffix>): New expander.
8677 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
8678 (avx_movdqu<avxmodesuffix>): New expander.
8679 (*sse2_movdqu): Rename from sse2_movdqu.
8680 (sse2_movdqu): New expander.
8682 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
8685 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
8686 (canonicalize_perm): ... new function.
8687 (expand_vec_perm_2vperm2f128_vshuf): New function.
8688 (ix86_expand_vec_perm_const_1): Call it.
8690 2012-05-14 Andrew Pinski <apinski@cavium.com>
8691 H.J. Lu <hongjiu.lu@intel.com>
8692 Jakub Jelinek <jakub@redhat.com>
8695 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
8698 2012-05-14 Jakub Jelinek <jakub@redhat.com>
8700 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
8701 lineno 1 the same as lineno 0 before first start file directive.
8702 (optimize_macinfo_range): Likewise.
8704 * dwarf2out.c (have_macinfo): Define.
8705 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
8706 attribute, don't force empty compilation unit and don't emit any
8707 .debug_macinfo/.debug_macro section if macinfo_table is empty.
8709 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
8712 * config/avr/avr.c (avr_const_address_lo16): Remove.
8713 (avr_assemble_integer): Print ".byte lo8(x)",
8714 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
8715 .warning if 3-byte address is assembled.
8716 * doc/extend.texi (AVR Named Address Spaces): Document that
8717 binutils 2.23 is needed to assemble 3-byte addresses.
8719 2012-05-14 Richard Guenther <rguenther@suse.de>
8721 * tree-vect-data-refs.c (vect_setup_realignment): Remove
8722 call to mark_symbols_for_renaming.
8723 (vect_permute_load_chain): Likewise.
8724 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
8725 instead of calling mark_symbols_for_renaming.
8726 * tree-vect-stmts.c (read_vector_array): Remove call to
8727 mark_symbols_for_renaming.
8728 (write_vector_array): Likewise.
8729 (vectorizable_call): Likewise.
8730 (vectorizable_store): Likewise.
8731 (vectorizable_load): Likewise.
8732 * matrix-reorg.c (transform_allocation_sites): Likewise.
8733 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
8734 (create_expression_by_pieces): Likewise.
8736 2012-05-14 Richard Guenther <rguenther@suse.de>
8738 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
8739 of statements for renaming.
8740 (force_gimple_operand_1): Likewise, consistently for both
8741 calls to force_gimple_operand and force_gimple_operand_gsi.
8743 2012-05-14 Richard Guenther <rguenther@suse.de>
8745 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
8746 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
8748 (expand_omp_for): Likewise.
8749 (expand_omp_for_generic): Adjust conditional add to referenced vars.
8750 Use make_rename_temp for temporaries that should be rewritten into
8752 (expand_omp_for_static_nochunk): Likewise.
8753 (expand_omp_atomic_pipeline): Likewise.
8755 2012-05-14 Richard Guenther <rguenther@suse.de>
8757 PR tree-optimization/53331
8758 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
8760 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
8762 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
8765 * doc/options.texi: (LangEnabledBy): Document it.
8766 * optc-gen.awk: Handle LangEnabledBy.
8767 * opth-gen.awk: Generate declaration for lang-specific functions.
8768 * opt-read.awk: Record lang numbers.
8769 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
8770 (lang_sanitized_name): New.
8772 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
8774 * attribs.c (decl_attributes): Avoid emitting a warning if
8776 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
8777 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
8778 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
8779 define a string "1".
8780 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
8781 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
8782 BUILT_IN_STRCPY): Use it for these functions.
8783 * postreload.c (reload_combine): Deal with SETs inside
8784 CALL_INSN_FUNCTION_USAGE.
8785 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
8786 Look for REG_RETURNED notes and use a cheap restore if possible.
8787 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
8788 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
8789 * ira-build.c (ira_create_allocno, create_cap_allocno,
8790 propagate_allocno_info, propagate_some_info_from_allocno,
8791 copy_info_to_removed_store_destination, ira_flattening): Handle it.
8792 * ira-lives.c (pseudo_regno_single_word_and_live_p,
8793 find_call_crossed_cheap_reg): New static functions.
8794 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
8795 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
8796 a REG_RETURNED note in that case.
8797 * ira.c (setup_reg_renumber): Change assert to allow cases where
8798 allocnos only cross calls for which they are cheap to restore.
8799 * ira-costs.c (ira_tune_allocno_costs): Compare
8800 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
8802 * reg-notes.def (REG_RETURNED): New note.
8803 * cse.c (cse_insn): Likewise.
8804 * sched-deps.c (sched_analyze_insn): Likewise.
8805 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
8806 * calls.c (decl_return_flags): New static function.
8807 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
8808 functions that return one of their arguments.
8809 * regcprop.c (struct kill_set_value_data): New.
8810 (kill_set_value): Interpret data as a pointer to such a struct.
8811 Do nothing if the caller wants the register to be ignored.
8812 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
8814 2012-05-14 Richard Guenther <rguenther@suse.de>
8816 PR tree-optimization/53340
8817 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
8819 2012-05-14 Richard Guenther <rguenther@suse.de>
8821 * gimplify.c (gimplify_expr): Remove odd code.
8823 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
8825 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
8826 into a PLUS_EXPR byte offset.
8828 * tree-ssa-pre.c (can_value_number_call): Delete.
8829 (compute_avail): Skip all statements with side effects.
8830 <GIMPLE_CALL>: Skip calls to internal functions.
8832 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
8834 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
8836 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
8838 * common.opt (Wtype-limits): Use EnabledBy.
8840 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
8842 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
8843 (pushtf splitter): Ditto.
8845 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
8846 (<code>tf2): Enable for TARGET_SSE.
8847 (*absnegtf2_sse): Ditto.
8848 (copysign<mode>3): Enable TFmode for TARGET_SSE.
8849 (copysign<mode>3_const): Ditto.
8850 (copysign<mode>3_var): Ditto.
8851 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
8852 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
8853 (*<code>tf3): Ditto.
8854 * config/i386/i386.c (struct builtin_description bdesc_args)
8855 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
8856 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
8857 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
8858 Emit a normal call if SSE isn't available.
8860 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
8862 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
8863 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
8864 (<code><mode>3): Ditto.
8865 (*andnot<mode>3): Ditto.
8866 (*andnottf3): Ditto.
8867 (*<code><mode>3): Ditto.
8870 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
8872 * optc-gen.awk: Error instead of warning for conflicting help.
8874 2012-05-12 Jason Merrill <jason@redhat.com>
8877 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
8880 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
8882 * function.c (requires_stack_frame_p): If the function can throw
8883 non-call exceptions, return true if the insn can throw internally.
8885 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
8887 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
8889 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
8891 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
8892 ORDERED and UNORDERED conditions.
8894 2012-05-11 Richard Guenther <rguenther@suse.de>
8896 * tree-flow.h (referenced_var_check_and_insert): Remove.
8897 (find_new_referenced_vars): Likewise.
8898 * tree-dfa.c (referenced_var_check_and_insert): Make static.
8899 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
8900 * tree-inline.c (copy_bb): Use find_referenced_vars_in
8901 instead of find_new_referenced_vars.
8902 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
8904 2012-05-11 Richard Guenther <rguenther@suse.de>
8906 * tree-pass.h (pass_rest_of_compilation,
8907 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
8909 * passes.c (pass_all_optimizations, pass_postreload,
8910 pass_all_early_optimizations): Make static.
8911 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
8912 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
8913 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
8914 (delete_tree_ssa): Do not call fini_phinodes.
8915 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
8917 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
8920 * doc/options.texi (EnabledBy): Document
8921 * opts.c: Include opts.h and options.h before tm.h.
8922 (finish_options): Do not handle some sub-options here...
8923 (common_handle_option): ... instead call common_handle_option_auto
8925 * optc-gen.awk: Handle EnabledBy.
8926 * opth-gen.awk: Declare common_handle_option_auto.
8927 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
8928 (Wmaybe-uninitialized): Likewise.
8929 (Wunused-but-set-variable): Likewise.
8930 (Wunused-function): Likewise.
8931 (Wunused-label): Likewise.
8932 (Wunused-value): Likewise.
8933 (Wunused-variable): Likewise.
8934 * opt-read.awk: Create opt_numbers array.
8936 2012-05-11 Richard Guenther <rguenther@suse.de>
8938 PR tree-optimization/53295
8939 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
8941 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
8942 strides when analyzing data-references in a loop context.
8943 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
8944 non-constant strides for now.
8945 (vect_enhance_data_refs_alignment): Ignore data references
8946 that are strided loads.
8947 (vect_analyze_data_ref_access): Handle non-constant strides.
8948 (vect_check_strided_load): Verify the data-reference is a load.
8949 (vect_analyze_data_refs): Restructure to make strided load
8950 support not dependent on gather support.
8951 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
8952 when doing strided or gather loads.
8953 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
8954 integer_zerop to compare stride with zero.
8956 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
8958 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
8960 2012-05-11 Jan Hubicka <jh@suse.cz>
8963 * varpool.c (varpool_assemble_decl): Also output constat pool entries
8964 that output_constant_pool missed.
8966 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
8968 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
8969 MULTILIB_EXTRA_OPTS.
8971 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
8974 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
8976 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
8978 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
8979 optimization for TARGET_AVX.
8980 (*movti_internal_sse): Ditto.
8981 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
8982 (*movdi_internal): Ditto.
8983 (*movsi_internal): Ditto.
8984 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
8985 (*movdf_internal_rex64): Ditto.
8986 (*movfd_internal): Ditto.
8987 (*movsf_internal): Ditto.
8988 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
8990 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
8992 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
8993 reference as size attribute.
8995 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
8996 Tristan Gingold <gingold@adacore.com>
8998 * doc/md.texi (Standard Names): Document probe_stack_address.
8999 * explow.c (emit_stack_probe): Handle probe_stack_address.
9000 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
9001 (UNSPECV_PROBE_STACK_RANGE): Likewise.
9002 (probe_stack_address): New insn.
9003 (probe_stack_range): Likewise.
9004 * config/ia64/ia64.c: Include common/common-target.h.
9005 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
9006 checking is enabled.
9007 (ia64_emit_probe_stack_range): New function.
9008 (output_probe_stack_range): Likewise.
9009 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
9010 builtin stack checking is enabled.
9011 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
9012 and UNSPECV_PROBE_STACK_ADDRESS.
9013 (unknown_for_bundling_p): New predicate.
9014 (group_barrier_needed): Use important_for_bundling_p.
9015 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
9016 (issue_nops_and_insn): Likewise.
9017 (bundling): Likewise.
9018 (final_emit_insn_group_barriers): Likewise.
9019 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
9020 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
9021 (STACK_CHECK_PROTECT): Likewise.
9022 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
9024 2012-05-10 Jan Hubicka <jh@suse.cz>
9026 * ipa-inline.c (update_all_callee_keys): Remove.
9027 (inline_small_functions): Simplify priority updating.
9029 2012-05-10 Jan Hubicka <jh@suse.cz>
9031 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
9033 2012-05-10 Jan Hubicka <jh@suse.cz>
9035 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
9036 (symtab_remove_unreachable_nodes): ... this one.
9037 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
9038 * cgraphunit.c (ipa_passes): Update.
9039 * cgraphclones.c (cgraph_materialize_all_clones): Update.
9040 * cgraph.c (cgraph_release_function_body): Only turn initial
9041 into error mark when initial was previously set.
9042 * ipa-inline.c (ipa_inline): Update.
9043 * ipa.c: Include ipa-inline.h
9044 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
9045 (enqueue_node): New function.
9046 (process_references): Update.
9047 (symtab_remove_unreachable_nodes): Cleanup.
9048 * passes.c (execute_todo, execute_one_pass): Update.
9050 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
9052 PR rtl-optimization/53125
9053 * ira.c (ira): Call find_moveable_pseudos and
9054 move_unallocated_pseudos if only ira_conflicts_p is true.
9056 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
9058 * config/i386/i386.md (*movoi_internal_avx): Handle
9059 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
9060 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
9061 (*movti_internal_sse): Ditto.
9062 (*movtf_internal): Ditto.
9063 * config/i386/sse.md (ssePSmode): New mode attribute.
9064 (*move<mode>_internal): Use ssePSmode.
9065 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
9066 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
9067 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
9068 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
9070 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
9072 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
9073 DECL_ORIGINAL_TYPE if it is present.
9075 2012-05-10 Nick Clifton <nickc@redhat.com>
9078 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
9079 a "0" constraint to being a (match_dup 0).
9081 2012-05-10 Richard Guenther <rguenther@suse.de>
9083 * stor-layout.c (byte_from_pos): Amend comment.
9085 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9087 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
9088 Document requirement to call in constructors.
9090 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
9092 2012-05-10 Richard Guenther <rguenther@suse.de>
9094 * tree.h (TYPE_IS_SIZETYPE): Remove.
9095 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
9096 (extract_muldiv_1): Likewise.
9097 * gimple.c (gtc_visit): Likewise.
9098 (gimple_types_compatible_p): Likewise.
9099 (iterative_hash_canonical_type): Likewise.
9100 (gimple_canonical_types_compatible_p): Likewise.
9101 * gimplify.c (gimplify_one_sizepos): Likewise.
9102 * print-tree.c (print_node): Likewise.
9103 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
9105 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
9108 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
9109 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
9110 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
9111 instead of xop_mulv2div2di3_low.
9112 (xop_p<macs>dql): Fix vec_select selector.
9113 (xop_p<macs>dqh): Ditto.
9114 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
9115 (xop_mulv2div2di3_high): Ditto.
9117 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
9120 * diagnostic.h (diagnostic_context): Add last_location.
9121 * diagnostic.c (diagnostic_initialize): Initialize it.
9122 (diagnostic_show_locus): Use it.
9124 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
9126 * doc/extend.texi (Function Attributes): Point xref to section
9129 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
9131 * config/i386/i386.c (*movdf_internal_rex64): Remove
9132 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
9133 Calculate "mode" attribute according to
9134 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
9135 (*movdf_internal): Ditto.
9137 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
9140 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
9141 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
9142 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
9143 or when optimizing for size.
9144 * config/i386/sse.md (*mov<mode>_internal): Remove
9145 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
9146 Calculate "mode" attribute according to optimize_function_for_size_p
9147 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
9148 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
9149 depending on the mode of the instruction. Calculate "mode" attribute
9150 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
9151 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
9152 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
9154 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
9157 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
9158 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
9159 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
9160 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
9161 (expand_prologue): Move initialization of cfun->machine->is_naked,
9162 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
9163 (avr_set_current_function): ...this new static function.
9164 (TARGET_SET_CURRENT_FUNCTION): New define.
9165 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
9166 checking attributes of current_function_decl.
9167 (avr_regs_to_save): Ditto.
9168 (signal_function_p): Rename to avr_signal_function_p.
9169 (interrupt_function_p): Rename to avr_interrupt_function_p.
9171 * doc/extend.texi (Function Attributes): Better explanation of
9172 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
9175 2012-05-09 Michael Matz <matz@suse.de>
9177 PR tree-optimization/53185
9178 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
9179 peeling when we see strided loads.
9181 2012-05-09 Matthias Klose <doko@ubuntu.com>
9183 * gcc-ar.c (main): Don't check for execute bits for the plugin.
9185 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9187 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
9188 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
9189 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
9190 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
9191 (USE_LOAD_POST_INCREMENT): Define.
9192 (USE_LOAD_PRE_INCREMENT): Define.
9193 (USE_LOAD_POST_DECREMENT): Define.
9194 (USE_LOAD_PRE_DECREMENT): Define.
9195 (USE_STORE_PRE_DECREMENT): Define.
9196 (USE_STORE_PRE_INCREMENT): Define.
9197 (USE_STORE_POST_DECREMENT): Define.
9198 (USE_STORE_POST_INCREMENT): Define.
9199 (arm_auto_incmodes): Add enumeration.
9200 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
9201 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
9203 2012-05-09 Jakub Jelinek <jakub@redhat.com>
9205 PR tree-optimization/53226
9206 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
9207 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
9208 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
9209 doesn't need to be revisited, look for earliest stmt with
9210 !gimple_plf (stmt, GF_PLF_1) if something changed.
9212 2012-05-09 Terry Guo <terry.guo@arm.com>
9214 * genmultilib: Update copyright dates.
9215 * doc/fragments.texi: Ditto.
9217 2012-05-09 Terry Guo <terry.guo@arm.com>
9219 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
9220 * genmultilib (MULTILIB_REQUIRED): New.
9221 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
9223 2012-05-09 Richard Guenther <rguenther@suse.de>
9225 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
9226 (vect_do_peeling_for_loop_bound): Likewise.
9227 (vect_do_peeling_for_alignment): Likewise.
9228 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
9229 (vect_do_peeling_for_loop_bound): Get check_profitability and
9230 threshold as parameters.
9231 (vect_do_peeling_for_alignment): Likewise.
9232 (vect_loop_versioning): Likewise.
9233 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
9234 and threshold here. Control where to put the check here.
9236 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
9239 * dwarf2out.h (get_address_mode): Move declaration to...
9241 * dwarf2out.c (get_address_mode): Move definition to...
9242 * rtlanal.c: ...here.
9243 * var-tracking.c (get_address_mode): Delete.
9244 * combine.c (find_split_point): Use get_address_mode instead of
9245 targetm.addr_space.address_mode.
9246 * cselib.c (cselib_record_sets): Likewise.
9247 * dse.c (canon_address, record_store): Likewise.
9248 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
9249 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
9250 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
9251 (expand_expr_real_1): Likewise.
9252 * ifcvt.c (noce_try_cmove_arith): Likewise.
9253 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
9254 * reload.c (find_reloads): Likewise.
9255 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
9256 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
9258 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
9260 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
9261 information from the instruction produced.
9263 2012-05-09 Richard Guenther <rguenther@suse.de>
9265 * stor-layout.c (bit_from_pos): Document.
9266 (byte_from_pos): Likewise. Optimize.
9267 (pos_from_bit): Likewise.
9268 (normalize_offset): Use pos_from_bit instead of replicating it.
9270 2012-05-09 Alan Modra <amodra@gmail.com>
9273 * config/rs6000/rs6000.c (gen_frame_set): New function.
9274 (gen_frame_load, gen_frame_store): New functions.
9275 (rs6000_savres_rtx): Use the above.
9276 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
9277 Correct mode used for CR2 in save/restore_world patterns.
9278 Don't emit instructions for eh_return frame unwind reg info.
9280 2012-05-08 Jan Hubicka <jh@suse.cz>
9282 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
9284 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
9286 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
9288 (compile_file): Do not output variables.
9289 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
9291 * langhooks.c: Include timevar.h
9292 (write_global_declarations): Finalize compilation unit after wrapup;
9293 set timevars correctly.
9294 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
9295 not to be added to varpool.
9296 * varpool.c (varpool_assemble_decl): Sanity check that we are called
9297 only on cases where it makes sense; skip constant pool and value expr
9300 2012-05-08 David S. Miller <davem@davemloft.net>
9302 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
9303 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
9304 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
9306 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
9308 PR rtl-optimization/53278
9309 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
9310 speed_p code from earlier patch.
9312 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
9315 * config/sh/sh.md (*branch_true, *branch_false): New insns.
9317 2012-05-08 Teresa Johnson <tejohnson@google.com>
9319 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
9320 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
9322 2012-05-08 Jan Hubicka <jh@suse.cz>
9324 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
9325 (cgraph_create_node_1): Rename to ...
9326 (cgraph_create_empty_node): ... this one; export.
9327 (cgraph_create_node): Update.
9328 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
9329 (cgraph_create_edge_including_clones): Likewise.
9330 (cgraph_find_replacement_node): Likewise.
9331 (cgraph_clone_edge): Likewise.
9332 (cgraph_clone_node): Likewise.
9333 (clone_function_name): Likewise.
9334 (cgraph_create_virtual_clone): Likewise.
9335 (cgraph_remove_node_and_inline_clones): Likewise.
9336 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
9337 * cgraph.h: Reorder declarations so they match file of origin.
9338 (cgraph_create_empty_node): Declare.
9339 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
9340 (cgraph_copy_node_for_versioning): Likewise.
9341 (cgraph_function_versioning): Likewise.
9342 (cgraph_materialize_clone): Likewise.
9343 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
9344 (cgraph_materialize_all_clones): Likewise.
9345 * cgraphclones.c: New file.
9346 * Makefile.in: Update for cgraphclones.
9348 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
9351 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
9352 (ix86_rtx_costs): Handle SET.
9354 2012-05-08 Michael Matz <matz@suse.de>
9356 * basic-block.h (struct rtl_bb_info): Remove visited member and
9357 move head_ member to ...
9358 (struct basic_block_def.basic_block_il_dependent): ... the new
9359 member x, replacing but containing old member rtl.
9360 (enum bb_flags): New BB_VISITED flag.
9361 (BB_HEADER, BB_FOOTER): New macros.
9363 * jump.c (mark_all_labels): Adjust.
9364 * cfgcleanup.c (try_optimize_cfg): Adjust.
9365 * cfglayout.c (record_effective_endpoints): Adjust.
9366 (relink_block_chain): Ditto (and don't fiddle with visited).
9367 (fixup_reorder_chain): Adjust.
9368 (fixup_fallthru_exit_predecessor): Ditto.
9369 (cfg_layout_duplicate_bb): Ditto.
9370 * combine.c (update_cfg_for_uncondjump): Adjust.
9371 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
9372 (bb_visited_trace): New accessor.
9373 (mark_bb_visited): Move in front.
9374 (rotate_loop): Use bb_visited_trace.
9375 (find_traces_1_round): Ditto.
9376 (emit_barrier_after): Ditto.
9377 (copy_bb): Ditto, and initialize visited on resize.
9378 (reorder_basic_blocks): Initize visited member.
9379 (duplicate_computed_gotos): Clear bb flags at start, use
9382 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
9383 (rtl_verify_flow_info_1): Ditto.
9384 (cfg_layout_split_block): Ditto.
9385 (cfg_layout_delete_block): Ditto.
9386 (cfg_layout_merge_blocks): Ditto.
9387 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
9389 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
9392 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
9393 when a constant source operand matches an "I" constraint, the "no
9394 CC0 change" applies to a register-destination only, not a
9395 strict_low_part-destination.
9397 2012-05-08 Richard Guenther <rguenther@suse.de>
9399 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
9400 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
9402 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
9404 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
9406 * doc/avr-mmcu.texi: New auto-generated file.
9407 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
9408 to document all valid -mmcu= arguments.
9410 * config/avr/avr.h (arch_info_s): New struct definition.
9411 * config/avr/avr-devices.c (avr_texinfo): New variable.
9412 * config/avr/gen-avr-mmcu-texi.c: New file.
9413 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
9415 2012-05-08 Dehao Chen <dehao@google.com>
9417 * predict.c (find_qualified_ssa_name): New.
9418 (find_ssa_name_in_expr): New.
9419 (find_ssa_name_in_assign_stmt): New.
9420 (is_comparison_with_loop_invariant_p): New.
9421 (is_bound_expr_similar): New.
9422 (predict_iv_comparison): New.
9423 (predict_loops): Add heuristic for loop-nested branches that compare an
9424 induction variable to a loop bound variable.
9425 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
9427 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
9429 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
9430 TARGET_BDVER2 defines where appropriate.
9432 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
9434 * configure.ac (PLUGIN_LD): Rename into...
9435 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
9436 * config.in: Regenerate.
9437 * configure: Likewise.
9438 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
9440 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
9442 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
9443 computation using the precision of the index type.
9444 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
9445 (fold_array_ctor_reference): Do index computations in the index type.
9447 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
9449 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
9450 down to plus_constant.
9451 (expand_epilogue): Ditto.
9453 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9455 * postreload.c (reload_cse_regs): Make static.
9456 * reload.h (reload_cse_regs): Remove prototype.
9458 2012-05-07 Richard Henderson <rth@redhat.com>
9460 * config/alpha/alpha.md (clear_cache): New pattern.
9462 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9465 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
9466 is folded to a type boundary value, verify that the resulting case
9467 label is still a care range.
9469 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
9471 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
9472 only for TARGET_GENERIC, when not optimizing for size.
9473 (*ffs<mode>_1): Ditto.
9475 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9477 * tree-cfg.c (verify_gimple_switch): Tighten checks.
9479 2012-05-07 Jakub Jelinek <jakub@redhat.com>
9481 PR tree-optimization/53239
9482 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
9483 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
9485 2012-05-07 Richard Guenther <rguenther@suse.de>
9487 PR tree-optimization/53195
9488 * tree-inline.c (setup_one_parameter): Properly add referenced
9489 vars from the parameters new known value.
9491 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
9493 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
9494 (sched_branch_type): Remove.
9495 (m68k_sched_md_init_global): Don't allocate it.
9496 (m68k_sched_md_finish_global): Don't free it.
9497 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
9498 * config/m68k/m68k.md: Set the type of insns using
9499 m68k_sched_branch_type to bcc directly.
9501 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9503 * config/sol2.c (solaris_override_options): New function.
9504 * config/sol2-protos.h (solaris_override_options): Declare.
9505 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
9507 2012-05-07 Richard Guenther <rguenther@suse.de>
9509 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
9510 whether we failed to compute data dependences.
9511 (loop_prefetch_arrays): Fail if we failed.
9513 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
9514 Paolo Bonzini <bonzini@gnu.org>
9516 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
9517 Emit bsf when optimizing for size.
9518 (*ffs<mode>_1): Ditto.
9520 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
9523 * config/sh/sh.c (sh_rtx_costs): Handle SET.
9525 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
9528 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
9529 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
9530 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
9532 (*bswapdi2_doubleword): New insn pattern.
9533 (*bswap<mode>2): Rename from *bswap<mode>2_1.
9535 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
9537 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
9538 (mips_set_reg_reg_cost): Likewise.
9539 (mips_rtx_costs): Handle SET.
9541 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
9543 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
9544 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
9545 to compute the cost of moves. Set the mode of the target register.
9547 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
9549 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
9550 plus_constant function.
9551 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
9552 that the mode is sensible.
9553 (use_anchored_address, round_push, allocate_dynamic_stack_space)
9554 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
9557 * alias.c (canon_rtx): Likewise.
9558 (init_alias_analysis): Likewise.
9559 * builtins.c (expand_builtin_return_addr)
9560 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
9561 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
9562 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
9563 (expand_builtin_stpcpy): Likewise.
9564 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
9565 (compute_argument_addresses, internal_arg_pointer_based_exp)
9566 (expand_call, emit_library_call_value_1): Likewise.
9567 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
9568 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
9569 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
9570 * cse.c (insert_const_anchor, find_reg_offset_for_const)
9571 (use_related_value, fold_rtx): Likewise.
9572 * cselib.c (cselib_subst_to_values): Likewise.
9573 * dse.c (record_store, check_mem_read_rtx): Likewise.
9574 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
9575 * emit-rtl.c (adjust_address_1): Likewise.
9576 * except.c (sjlj_emit_function_enter)
9577 (expand_builtin_extract_return_addr)
9578 (expand_builtin_frob_return_addr): Likewise.
9579 * expmed.c (expand_divmod): Likewise.
9580 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
9581 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
9582 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
9583 * function.c (assign_stack_local_1)
9584 (instantiate_virtual_regs_in_rtx): Likewise.
9585 * optabs.c (prepare_cmp_insn): Likewise.
9586 * recog.c (offsettable_address_addr_space_p): Likewise.
9587 * reload.c (find_reloads_address, form_sum)
9588 (find_reloads_subreg_address): Likewise.
9589 * reload1.c (init_reload, eliminate_regs_1)
9590 (eliminate_regs_in_insn): Likewise.
9591 * simplify-rtx.c (simplify_unary_operation_1)
9592 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
9593 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
9594 (vt_add_function_parameter): Likewise.
9596 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
9597 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
9598 * config/alpha/alpha.c (alpha_legitimize_address_1)
9599 (get_unaligned_address, alpha_expand_unaligned_load)
9600 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
9601 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
9602 (alpha_expand_builtin_establish_vms_condition_handler)
9603 (alpha_setup_incoming_varargs, emit_frame_store_1)
9604 (alpha_expand_prologue, alpha_expand_epilogue)
9605 (alpha_use_linkage): Likewise.
9606 * config/alpha/alpha.md: Likewise.
9608 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
9609 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
9610 (thumb_legitimize_address, arm_gen_load_multiple_1)
9611 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
9612 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
9613 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
9614 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
9615 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
9616 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
9617 (thumb_expand_movmemqi, arm_set_return_address)
9618 (thumb_set_return_address): Likewise.
9619 * config/arm/arm.md: Likewise.
9621 * config/avr/avr.c (avr_incoming_return_addr_rtx)
9622 (avr_prologue_setup_frame, expand_epilogue)
9623 (avr_const_address_lo16): Likewise.
9625 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
9626 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
9627 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
9628 (bfin_output_mi_thunk): Likewise.
9630 * config/c6x/c6x.c (c6x_initialize_trampoline)
9631 (c6x_output_mi_thunk): Likewise.
9633 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
9634 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
9636 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
9637 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
9638 (cris_emit_movem_store, cris_trampoline_init): Likewise.
9639 * config/cris/cris.md: Likewise.
9641 * config/darwin.c (machopic_indirect_data_reference)
9642 (machopic_legitimize_pic_address): Likewise.
9644 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
9645 (epiphany_expand_prologue, epiphany_expand_epilogue)
9646 (epiphany_trampoline_init): Likewise.
9647 * config/epiphany/epiphany.md: Likewise.
9649 * config/fr30/fr30.c (fr30_move_double): Likewise.
9651 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
9652 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
9653 (frv_index_memory, unspec_got_name, frv_find_base_term)
9654 (frv_output_dwarf_dtprel): Likewise.
9656 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
9657 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
9659 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
9660 * config/i386/i386.c (setup_incoming_varargs_64)
9661 (setup_incoming_varargs_ms_64, choose_baseaddr)
9662 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
9663 (ix86_emit_probe_stack_range, ix86_expand_prologue)
9664 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
9665 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
9666 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
9667 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
9668 (x86_output_mi_thunk): Likewise.
9669 * config/i386/i386.md: Likewise.
9671 * config/ia64/ia64.c (ia64_expand_load_address)
9672 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
9673 (do_spill, ia64_trampoline_init): Likewise.
9675 * config/iq2000/iq2000.c (iq2000_va_start)
9676 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
9677 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
9678 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
9680 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
9682 * config/m32c/m32c.c (m32c_return_addr_rtx)
9683 (m32c_expand_insv): Likewise.
9685 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
9686 (m32r_legitimize_pic_address, m32r_print_operand)
9687 (m32r_print_operand_address): Likewise.
9689 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
9690 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
9691 (EH_RETURN_HANDLER_RTX): Likewise.
9692 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
9693 (m68k_expand_epilogue, legitimize_pic_address)
9694 (m68k_output_mi_thunk): Likewise.
9695 * config/m68k/m68k.md: Likewise.
9697 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
9698 (mcore_expand_epilog): Likewise.
9699 * config/mcore/mcore.md: Likewise.
9701 * config/mep/mep.c (mep_allocate_initial_value)
9702 (mep_expand_prologue, mep_expand_epilogue): Likewise.
9704 * config/microblaze/microblaze.c (double_memory_operand)
9705 (microblaze_block_move_loop): Likewise.
9707 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
9708 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
9709 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
9710 (mips_expand_prologue, mips_epilogue_set_cfa)
9711 (mips_expand_epilogue): Likewise.
9712 * config/mips/mips.md: Likewise.
9714 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
9715 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
9717 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
9718 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
9720 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
9721 (EH_RETURN_HANDLER_RTX): Likewise.
9722 * config/moxie/moxie.c (moxie_static_chain): Likewise.
9724 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
9725 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
9726 (pa_return_addr_rtx, hppa_builtin_saveregs)
9727 (pa_trampoline_init): Likewise.
9728 * config/pa/pa.md: Likewise.
9730 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
9732 * config/picochip/picochip.c (picochip_static_chain): Likewise.
9734 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
9735 * config/rs6000/rs6000.c (rs6000_legitimize_address)
9736 (setup_incoming_varargs, print_operand, rs6000_return_addr)
9737 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
9738 (rs6000_emit_epilogue)
9739 (rs6000_machopic_legitimize_pic_address): Likewise.
9741 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
9743 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
9744 (DYNAMIC_CHAIN_ADDRESS): Likewise.
9745 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
9746 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
9747 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
9748 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
9749 (s390_emit_epilogue, s390_function_profiler): Likewise.
9750 * config/s390/s390.md: Likewise.
9752 * config/score/score.c (score_add_offset, score_prologue): Likewise.
9754 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
9755 (sh_output_mi_thunk): Likewise.
9756 * config/sh/sh.md: Likewise.
9758 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
9759 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
9760 * config/sparc/sparc.c (sparc_legitimize_pic_address)
9761 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
9762 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
9763 (emit_and_preserve): Likewise.
9764 * config/sparc/sparc.md: Likewise.
9766 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
9767 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
9768 (spu_setup_incoming_varargs, ea_load_store_inline)
9769 (spu_expand_load): Likewise.
9771 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
9772 (combine_bnp): Likewise.
9774 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
9775 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
9776 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
9778 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
9779 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
9780 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
9782 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
9783 * config/v850/v850.md: Likewise.
9785 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
9786 (EH_RETURN_HANDLER_RTX): Likewise.
9787 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
9788 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
9789 (print_operand_address, vax_trampoline_init): Likewise.
9791 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
9792 (xtensa_function_value_regno_p): Likewise.
9794 2012-05-04 Andrew Pinski <apinski@cavium.com>
9796 * expr.c (get_def_for_expr_class): New function.
9797 (convert_tree_comp_to_rtx): New function.
9798 (expand_cond_expr_using_cmove): New function.
9799 (expand_expr_real_2 <case COND_EXPR>): Call
9800 expand_cond_expr_using_cmove first and return if it succeeds.
9801 Remove the check for HAVE_conditional_move since we should have
9802 already converted it to a conditional move.
9803 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
9804 modes of DImode for 32bits and TImode.
9806 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
9809 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
9810 (print_md_ptr_loc, print_c_condition): Use them.
9811 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
9812 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
9813 attr_file, dfa_file, latency_file): New global variables.
9814 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
9815 write_upcase, write_indent, write_length_unit_log, write_test_expr,
9816 write_attr_get, write_insn_cases, write_eligible_delay,
9817 write_const_num_delay_slots): Accept FILE pointer and toss it around.
9819 (write_header, open_outfile, handle_arg): New funcions.
9820 (make_automaton_attrs): Write prototypes as extern to the output
9822 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
9823 names from the command line. Open the output files and write out
9824 internal functions for DFA functions to dfa_file_name, insn latency
9825 functions to latency_file_name, and everything else to attr_file.
9826 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
9827 (BACKEND): Build libbackend first.
9828 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
9829 (.PRECIOUS): Likewise.
9830 (insn-dfatab.o): New rule.
9831 (insn-latencytab.o): New rule.
9832 (simple_rtl_generated_c): Do not include insn-attrtab.c.
9833 (s-attrtab): New rule.
9835 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
9837 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
9838 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
9839 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
9840 * reorg.c (get_jump_flags): Do not set the removed flags.
9842 * doc/md.texi (attr_flag): Update for abovementioned changes.
9844 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
9847 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
9848 (TARGET_CMOV): Rename from TARGET_CMOVE.
9849 (TARGET_CMOVE): New define.
9850 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
9851 Do not set TARGET_CMOVE here.
9853 2012-05-04 Dodji Seketeli <dodji@redhat.com>
9855 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
9856 * opts.c (finish_options): Activate -Wunused-local-typedefs if
9857 -Wunused is activated.
9858 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
9860 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9862 * config/s390/s390.md (*movmem_short, *clrmem_short)
9863 (*cmpmem_short): Move the mode check from the insn condition to
9866 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
9868 PR tree-optimization/52633
9869 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
9870 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
9871 (vect_recog_over_widening_pattern): Remove handling of code that was
9872 already detected as over-widening pattern. Remove special handling
9873 of "unsigned" cases. Instead, support general case of conversion
9874 of the shift result to another type.
9876 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
9878 * tree-vect-patterns.c (vect_single_imm_use): New function.
9879 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
9880 (vect_recog_over_widening_pattern): Likewise.
9881 (vect_recog_widen_shift_pattern): Likewise.
9883 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
9885 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
9886 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
9887 (vect_recog_widen_mult_pattern): Likewise.
9888 (vect_operation_fits_smaller_type): Likewise.
9889 (vect_recog_over_widening_pattern): Likewise.
9890 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
9892 2012-05-04 Richard Guenther <rguenther@suse.de>
9895 * lto-wrapper.c (merge_and_complain): Complain about mismatches
9896 of -freg-struct-return and -fpcc-struct-return.
9897 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
9898 from the input file options and ignore those from the link
9901 2012-05-04 Richard Guenther <rguenther@suse.de>
9903 PR tree-optimization/53168
9904 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
9905 memory reads when the result is a constant we can pun.
9907 2012-05-04 Richard Guenther <rguenther@suse.de>
9909 * common.opt (flto-report): Do not mark as Optimization.
9911 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
9914 * recog.c (constrain_operands): If extra constraints are present, also
9915 accept pseudo-registers with equivalent memory locations during reload.
9917 2012-05-04 Olivier Hainque <hainque@adacore.com>
9919 * collect2.c (may_unlink_output_file): New global.
9920 (maybe_unlink): Honor it.
9921 * collect2.h: Add extern for it.
9922 * tlink.c (do_tlink): Set it to true if the link succeeded.
9924 2012-05-04 Olivier Hainque <hainque@adacore.com>
9926 * gcc.c (eval_spec_function): Finalize/restore the current string
9927 obstack state as part of the context push/pop operations.
9929 2012-05-04 Bin Cheng <bin.cheng@arm.com>
9931 PR rtl-optimization/52804
9932 * reload1.c (reload_reg_reaches_end_p): Check whether successor
9933 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
9934 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
9935 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
9936 RELOAD_FOR_OUTADDR_ADDRESS.
9938 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
9941 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
9942 for macro expansion.
9944 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9946 * flags.h (flag_permissive): Do not declare.
9947 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
9949 * toplev.c (flag_permissive): Do not define.
9950 * c-tree.h (system_header_p): Delete unused.
9952 2012-05-03 David S. Miller <davem@davemloft.net>
9955 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
9956 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
9957 (sparc_emit_float_lib_cmp): Likewise.
9959 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9962 * config/rs6000/rs6000.md (bswapdi splitters): If
9963 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
9964 default) is used, generate an alternate sequence that does not
9965 depend on using indexed addressing.
9967 2012-05-03 Jason Merrill <jason@redhat.com>
9969 * gengtype.c (write_types): Fix warning message.
9970 (write_local): Likewise.
9972 2012-05-02 Jason Merrill <jason@redhat.com>
9974 * dwarf2out.c (struct external_ref, build_local_stub): New.
9975 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
9976 (optimize_external_refs, optimize_external_refs_1): New.
9977 (change_AT_die_ref): New.
9978 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
9979 (build_abbrev_table): Take the external refs hashtable.
9980 (output_comp_unit): Get it from optimize_external_refs and pass it in.
9982 2012-05-03 Jan Hubicka <jh@suse.cz>
9985 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
9987 2012-05-03 Jan Hubicka <jh@suse.cz>
9990 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
9992 2012-05-03 Jason Merrill <jason@redhat.com>
9994 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
9995 use_debug_types to discriminate the die_id union.
9996 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
9997 (build_abbrev_table, output_die): Likewise.
9998 (prune_unused_types_walk_attribs): Likewise.
9999 (generate_type_signature, copy_declaration_context): Set it.
10000 (remove_child_or_replace_with_skeleton): Set it.
10001 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
10002 check use_debug_types.
10003 (dwarf2out_finish): Do break_out_includes after .debug_types.
10005 2012-05-03 Jason Merrill <jason@redhat.com>
10007 * dwarf2out.c (modified_type_die): Use scope_die_for.
10008 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
10009 (uses_local_type_r, uses_local_type): New.
10010 (scope_die_for): Keep a type that uses a local type in local scope.
10011 Use get_context_die for namespace and type scope.
10013 2012-05-03 Jason Merrill <jason@redhat.com>
10015 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
10017 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
10018 (dwarf2out_finish): Likewise.
10020 2012-05-03 Martin Jambor <mjambor@suse.cz>
10022 * builtins.c (get_object_alignment_1): Return whether we can determine
10023 the alignment or conservatively assume byte alignment. Return the
10024 alignment by reference. Use get_pointer_alignment_1 for dereference
10026 (get_pointer_alignment_1): Return whether we can determine the
10027 alignment or conservatively assume byte alignment. Return the
10028 alignment by reference. Use get_ptr_info_alignment to get SSA name
10030 (get_object_alignment): Update call to get_object_alignment_1.
10031 (get_object_or_type_alignment): Likewise, fall back to type alignment
10032 only when it returned false.
10033 (get_pointer_alignment): Update call to get_pointer_alignment_1.
10034 * fold-const.c (get_pointer_modulus_and_residue): Update call to
10035 get_object_alignment_1.
10036 * ipa-prop.c (ipa_modify_call_arguments): Update call to
10037 get_pointer_alignment_1.
10038 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
10039 of MEM_REF or TARGET_MEM_REF only when it returns false.
10040 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
10041 get_object_alignment_1.
10042 (ccp_finalize): Use set_ptr_info_alignment.
10043 * tree.h (get_object_alignment_1): Update declaration.
10044 (get_pointer_alignment_1): Likewise.
10045 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
10046 (dump_gimple_stmt): Likewise.
10047 * tree-flow.h (ptr_info_def): Updated comments of fields align and
10049 (get_ptr_info_alignment): Declared.
10050 (mark_ptr_info_alignment_unknown): Likewise.
10051 (set_ptr_info_alignment): Likewise.
10052 (adjust_ptr_info_misalignment): Likewise.
10053 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
10054 and set alignment of SSA names.
10055 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
10056 mark_ptr_info_alignment_unknown.
10057 * tree-ssanames.c (get_ptr_info_alignment): New function.
10058 (mark_ptr_info_alignment_unknown): Likewise.
10059 (set_ptr_info_alignment): Likewise.
10060 (adjust_ptr_info_misalignment): Likewise.
10061 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
10062 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
10064 (bump_vector_ptr): Likewise.
10065 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
10066 (vectorizable_store): Likewise.
10067 (vectorizable_load): Likewise.
10069 2012-05-03 Michael Matz <matz@suse.de>
10071 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
10072 in front of basic_block_def.
10073 (struct basic_block_def): Make il.gimple the full struct, not a
10075 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
10077 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
10078 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
10079 NULL il.gimple, which can't happen anymore.
10080 * gimple.h (bb_seq): il.gimple can't be NULL.
10081 (bb_seq_add): Ditto.
10082 (set_bb_seq): Adjust.
10083 (gsi_start_bb, gsi_last_bb): Tidy.
10084 * lto-streamer-in.c (make_new_block): Don't zero members that
10085 are zeroed already, don't allocate a gimple_bb_info.
10086 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
10087 (remove_bb): Clear all il.gimple members.
10088 (gimple_verify_flow_info): Adjust for flat il.gimple.
10089 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
10091 * coretypes.h (const_gimple_seq): Remove typedef.
10092 * gimple.h (gimple_seq_first): Take gimple_seq.
10093 (gimple_seq_first_stmt): Ditto.
10094 (gimple_seq_last): Ditto.
10095 (gimple_seq_last_stmt): Ditto.
10096 (gimple_seq_empty_p): Ditto.
10098 2012-05-03 Richard Guenther <rguenther@suse.de>
10100 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
10102 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
10103 (compute_avail): Do not add possibly trapping operations to
10104 EXP_GEN if they might not be executed in the block.
10106 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
10108 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
10110 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
10112 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
10113 information as early as possible. Update dominance info instead of
10116 2012-05-03 Richard Guenther <rguenther@suse.de>
10118 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
10119 (union_contains_value): Remove.
10120 (vro_valid_in_sets): Likewise.
10121 (op_valid_in_sets): New function.
10122 (valid_in_sets): Use op_valid_in_sets.
10123 (insert_into_preds_of_block): Move dumping ...
10124 (do_regular_insertion): ... here.
10125 (do_partial_partial_insertion): ... and here. Dump that
10126 we've found a partial partial redundancy.
10127 (insert): Dump the current insert iteration.
10129 2012-05-03 Jakub Jelinek <jakub@redhat.com>
10132 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
10133 append program name to it and pass that as first argument
10134 to make_relative_prefix. Always pass standard_libexec_prefix
10135 as last argument to make_relative_prefix. If
10136 make_relative_prefix returns NULL, fall back to
10137 standard_libexec_prefix.
10140 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
10144 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
10145 mode, return that mode.
10148 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
10149 define __ATOMIC_HLE_* macros here.
10150 (ix86_target_macros): But here, using cpp_define_formatted.
10152 2012-05-03 Richard Guenther <rguenther@suse.de>
10154 PR tree-optimization/53144
10155 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
10157 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
10158 with SSA name values.
10159 (vn_reference_lookup_3): Adjust callers.
10161 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
10163 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
10164 has_fma4 for AMD processors with both fma3 and fma4 support.
10166 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
10169 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
10172 2012-05-03 Michael Matz <matz@suse.de>
10175 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
10176 (dse_enter_block): Properly iterate the whole sequence even
10177 if the last statement was removed.
10179 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
10181 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
10182 unset flag_jump_tables.
10183 * stmt.c (expand_case): Remove special flag_pic case conditional
10184 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
10186 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
10188 * common/config/s390/s390-common.c (s390_option_optimization_table):
10189 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
10190 default when optimizing.
10192 2012-05-02 Martin Jambor <mjambor@suse.cz>
10195 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
10196 of a variable when the contect is a function.
10198 2012-05-02 Michael Matz <matz@suse.de>
10200 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
10201 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
10202 (const_gimple_seq_node): Remove.
10203 (gimple_seq_node): Typedef as gimple.
10204 (struct gimple_statement_base): Add next and prev members,
10205 adjust all WORD markers in using structs.
10206 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
10207 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
10208 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
10209 gimple are the same.
10210 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
10211 gimple_seq, adjust.
10212 (gimple_init_singleton): New function.
10213 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
10214 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
10215 (gsi_stmt): Adjust.
10216 (gsi_stmt_ptr): Remove.
10217 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
10219 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
10220 again, adjust for above changes.
10221 (update_call_edge_frequencies): Adjust for above changes.
10222 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
10223 (gsi_insert_seq_nodes_after): Ditto.
10224 (gsi_split_seq_after): Ditto.
10225 (gsi_set_stmt): Ditto.
10226 (gsi_split_seq_before): Ditto.
10227 (gsi_remove): Ditto.
10228 (gsi_insert_seq_before_without_update): Don't free sequence.
10229 (gsi_insert_seq_after_without_update): Ditto.
10230 (gsi_replace): Assert some more invariants.
10231 (gsi_insert_before_without_update, gsi_insert_after_without_update):
10233 (gsi_for_stmt): Don't search for stmt.
10234 (gsi_insert_on_edge_immediate): Tidy.
10236 * gimple.c (gimple_alloc_k): Remove "sequences".
10237 (gimple_seq_cache): Remove.
10238 (gimple_alloc_stat): Make stmt a singleton sequence.
10239 (gimple_seq_alloc, gimple_seq_free): Remove.
10240 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
10241 (gimple_copy): Ditto.
10242 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
10243 create iterator from correct sequence.
10244 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
10246 2012-05-02 Michael Matz <matz@suse.de>
10248 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
10250 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
10251 sequence, lazily allocate it.
10252 (bb_seq_addr): New function.
10253 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
10254 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
10255 (gsi_none): New function.
10256 (gsi_start_bb): Adjust.
10257 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
10258 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
10259 (gsi_last_bb): Adjust.
10261 * tree-flow-inline.h (phi_nodes_ptr): New function.
10263 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
10264 datastructure and interface change.
10265 (gsi_insert_seq_before_without_update): Ditto.
10266 (gsi_insert_seq_nodes_after): Ditto.
10267 (gsi_insert_seq_after_without_update): Ditto.
10268 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
10269 (gsi_split_seq_before): Ditto.
10270 (gsi_start_phis): Adjust.
10271 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
10272 (vect_transform_loop): Ditto.
10273 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
10274 gimple_seq_copy): Don't use gimple_seq_alloc.
10275 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
10276 (gimplify_seq_add_seq): Ditto.
10277 * lto-streamer-in.c (make_new_block): Ditto.
10278 * tree-cfg.c (create_bb): Ditto.
10279 * tree-sra.c (initialize_parameter_reductions): Ditto.
10281 2012-05-02 Michael Matz <matz@suse.de>
10283 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
10284 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
10285 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
10286 set_bb_seq): Move down to after gimple_statement_d definition.
10288 2012-05-02 Michael Matz <matz@suse.de>
10290 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
10291 gsi_replace_with_seq, instead of inserting itself.
10292 * gimple-iterator.c (gsi_replace_with_seq): New function.
10293 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
10294 iterator instead of statement, advance it.
10295 (ssa_forward_propagate_and_combine): Adjust call to above.
10297 2012-05-02 Michael Matz <matz@suse.de>
10299 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
10301 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
10302 * tree-nested.c (walk_gimple_omp_for): Ditto.
10303 * trans-mem.c (lower_transaction): Ditto.
10304 * tree-eh.c (do_return_redirection): Ditto.
10305 (do_goto_redirection): Ditto.
10306 (lower_try_finally_switch): Ditto.
10307 * gimplify.c (gimplify_stmt): Ditto.
10308 (gimplify_scan_omp_clauses): Ditto.
10309 (gimplify_omp_for): Ditto.
10310 (gimplify_function_tree): Ditto.
10311 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
10312 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
10313 (mf_build_check_statement_for): Ditto.
10314 (mx_register_decls): Ditto.
10315 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
10316 and don't use itertors to append.
10317 (insert_stmts): Ditto.
10318 (insert_out_of_ssa_copy): Ditto.
10319 (insert_out_of_ssa_copy_on_edge): Ditto.
10321 2012-05-02 Michael Matz <matz@suse.de>
10323 * gimple.h (gimple_bind_body_ptr): New function.
10324 (gimple_bind_body): Use it.
10325 (gimple_catch_handler): Use gimple_catch_handler_ptr.
10326 (gimple_eh_filter_failure_ptr): New function.
10327 (gimple_eh_filter_failure): Use it.
10328 (gimple_eh_else_n_body_ptr): New function.
10329 (gimple_eh_else_n_body): Use it.
10330 (gimple_eh_else_e_body_ptr): New function.
10331 (gimple_eh_else_e_body): Use it.
10332 (gimple_try_eval_ptr): New function.
10333 (gimple_try_eval): Use it.
10334 (gimple_try_cleanup_ptr): New function.
10335 (gimple_try_cleanup): Use it.
10336 (gimple_wce_cleanup_ptr): New function.
10337 (gimple_wce_cleanup): Use it.
10338 (gimple_omp_body_ptr): New function.
10339 (gimple_omp_body): Use it.
10340 (gimple_omp_for_pre_body_ptr): New function.
10341 (gimple_omp_for_pre_body): Use it.
10342 (gimple_transaction_body_ptr): New function.
10343 (gimple_transaction_body): Use it.
10344 (gsi_split_seq_before): Adjust to return nothing and take pointer
10346 (gsi_set_stmt): Declare.
10347 (gsi_replace_with_seq): Declare.
10348 (walk_gimple_seq_mod): Declare.
10349 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
10351 * gimple-iterator.c (gsi_set_stmt): New function.
10352 (gsi_split_seq_before): Return new sequence via pointer argument.
10353 (gsi_replace): Use gsi_set_stmt.
10355 * tree-ssa-loop-im.c (move_computations_stmt): First remove
10357 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
10358 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
10360 (reserve_phi_args_for_new_edge): Change call to above,
10363 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
10364 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
10365 iterators. Adjust call to lower_omp.
10366 (lower_lastprivate_clauses): Adjust call to lower_omp.
10367 (lower_reduction_clauses): Ditto.
10368 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
10369 (lower_omp_sections): Don't explicitely count sequence length,
10370 nullify lowered bodies earlier, ensure stmts are part of only
10371 one sequence, adjust call to lower_omp.
10372 (lower_omp_single): Ensure stmts are part of only one sequence,
10373 adjust call to lower_omp.
10374 (lower_omp_master): Ditto.
10375 (lower_omp_ordered): Ditto.
10376 (lower_omp_critical): Ditto.
10377 (lower_omp_for): Ditto.
10378 (lower_omp_taskreg): Ditto, tidy.
10379 (lower_omp_1): Adjust calls to lower_omp.
10380 (execute_lower_omp): Ditto.
10381 (lower_omp): Adjust to take pointer to sequence.
10382 (diagnose_sb_2): Use walk_gimple_seq_mod.
10383 (diagnose_omp_structured_block_errors): Ditto and set possibly
10384 changed function body.
10385 * gimple-low.c (lower_function_body): Set function body after
10387 (lower_sequence): Adjust to take pointer to sequence.
10388 (lower_omp_directive): Ensure stmt isn't put twice into the
10389 sequence, adjust call to lower_sequence.
10390 (lower_stmt): Adjust calls to lower_sequence.
10391 (lower_gimple_bind): Ditto.
10392 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
10393 * tree-nested.c (walk_body): Take pointer to sequence, use
10394 walk_gimple_seq_mod.
10395 (walk_function): Adjust call to walk_body, set possibly changed body.
10396 (walk_gimple_omp_for): Adjust calls to walk_body.
10397 (convert_nonlocal_omp_clauses): Ditto.
10398 (convert_nonlocal_reference_stmt): Ditto.
10399 (convert_local_omp_clauses): Ditto.
10400 (convert_local_reference_stmt): Ditto.
10401 (convert_tramp_reference_stmt): Ditto.
10402 (convert_gimple_call): Ditto.
10403 (convert_nl_goto_reference): Use local iterator copy.
10404 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
10405 but taking pointer to sequence, ensure gsi_start is called with
10407 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
10408 asserting that the sequence head didn't change.
10409 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
10410 walk_gimple_seq_mod.
10411 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
10412 (execute_lower_tm): Ditto, and set possibly changed body.
10413 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
10414 call gsi_start with that lvalue.
10415 (replace_goto_queue_stmt_list): Ditto.
10416 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
10417 (replace_goto_queue): Ditto.
10418 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
10419 (lower_try_finally_onedest): Ditto.
10420 (lower_try_finally_copy): Ditto.
10421 (lower_try_finally_switch): Ditto.
10422 (lower_try_finally): Ditto.
10423 (lower_eh_filter): Ditto.
10424 (lower_eh_must_not_throw): Ditto.
10425 (lower_cleanup): Ditto.
10426 (lower_eh_constructs_2): Ditto.
10427 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
10428 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
10429 set possibly changed body.
10430 (optimize_double_finally): Call gsi_start with lvalue.
10432 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
10433 (gimple_split_block): Ditto.
10434 (gimple_merge_blocks): Use gsi_start_phis.
10435 (move_stmt_r): Use walk_gimple_seq_mod.
10436 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
10437 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
10438 (rebuild_cgraph_edges): Ditto.
10439 (cgraph_rebuild_references): Ditto.
10440 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
10441 * tree-inline.c (copy_phis_for_bb): Ditto.
10442 * tree-ssa-dce.c: Ditto.
10444 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
10446 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
10447 Andi Kleen <ak@linux.intel.com>
10449 * coretypes.h (MEMMODEL_MASK): New.
10450 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
10451 and return new variable.
10452 (expand_builtin_atomic_exchange): Mask memmodel values.
10453 (expand_builtin_atomic_compare_exchange): Ditto.
10454 (expand_builtin_atomic_load): Ditto.
10455 (expand_builtin_atomic_store): Ditto.
10456 (expand_builtin_atomic_clear): Ditto.
10457 * doc/extend.texi: Mention port-dependent memory model flags.
10458 * config/i386/cpuid.h (bit_HLE): New.
10459 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
10461 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
10462 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
10463 (ix86_target_string)<-mhle>: New.
10464 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
10465 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
10466 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
10467 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
10468 enabled for generic, generic64 and core-avx2.
10469 (ix86_print_operand): Generate HLE lock prefixes.
10470 (ix86_memmodel_check): New.
10471 (TARGET_MEMMODEL_CHECK): Ditto.
10472 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
10473 (IX86_HLE_ACQUIRE): Ditto.
10474 (IX86_HLE_RELEASE): Ditto.
10475 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
10476 * config/i386/i386.opt (mhle): Ditto.
10477 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
10478 success model to instruction emitter.
10479 (atomic_fetch_add<mode>): Ditto.
10480 (atomic_exchange<mode>): Ditto.
10481 (atomic_add<mode>): Ditto.
10482 (atomic_sub<mode>): Ditto.
10483 (atomic_<code><mode>): Ditto.
10484 (*atomic_compare_and_swap_doubledi_pic): Ditto.
10485 (atomic_compare_and_swap_single<mode>): Define and use argument
10487 (atomic_compare_and_swap_double<mode>): Ditto.
10488 * configure.ac: Check if assembler support HLE prefixes.
10489 * configure: Regenerate.
10490 * config.in: Ditto.
10492 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
10494 PR middle-end/53153
10495 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
10497 (gimplify_switch_expr): ... here.
10498 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
10499 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
10500 to clean up case labels with values outside the index type range.
10501 (simplify_gimple_switch): Call it if something changed.
10502 Remove strange and unnecessary assert.
10504 2012-05-02 Richard Guenther <rguenther@suse.de>
10506 * fold-const.c (div_if_zero_remainder): sizetypes no longer
10508 (int_const_binop_1): New worker for int_const_binop with
10509 overflowable parameter. Pass it through to force_fit_type_double.
10510 (int_const_binop): Wrap around int_const_binop_1 with overflowable
10512 (size_binop_loc): Call int_const_binop_1 with overflowable equal
10513 to minus one, forcing overflow detection for even unsigned types.
10514 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
10515 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
10516 * stor-layout.c (initialize_sizetypes): sizetypes no longer
10518 (layout_type): For zero-sized arrays ignore overflow on the
10520 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
10521 (bit_value_binop_1): Likewise.
10522 * tree.c (double_int_to_tree): Likewise.
10523 (double_int_fits_to_tree_p): Likewise.
10524 (force_fit_type_double): Likewise.
10525 (host_integerp): Likewise.
10526 (int_fits_type_p): Likewise.
10527 * varasm.c (output_constructor_regular_field): Sign-extend the
10528 field-offset to cater for negative offsets produced by the Ada
10530 * omp-low.c (extract_omp_for_data): Convert the loop step to
10531 signed for pointer adjustments.
10533 2012-05-02 Richard Guenther <rguenther@suse.de>
10535 * tree.c (valid_constant_size_p): New function.
10536 * tree.h (valid_constant_size_p): Declare.
10537 * cfgexpand.c (expand_one_var): Adjust check for too large
10538 variables by using valid_constant_size_p.
10539 * varasm.c (assemble_variable): Likewise.
10541 * c-decl.c (grokdeclarator): Properly check for sizes that
10542 cover more than half of the address-space.
10544 2012-05-02 Jakub Jelinek <jakub@redhat.com>
10546 PR tree-optimization/53163
10547 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
10548 return value from compute_all_dependences.
10550 PR rtl-optimization/53160
10551 * ree.c (combine_reaching_defs): Handle the case where cand->insn
10552 has been modified by ree pass already.
10554 2012-05-01 Ian Lance Taylor <iant@google.com>
10557 * c-decl.c (build_compound_literal): Make the decl readonly if it
10558 an array of a readonly type.
10559 * gimplify.c (gimplify_compound_literal_expr): Add fallback
10560 parameter. Change all callers. If the decl is not addressable
10561 and is not an l-value, make it readonly.
10563 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
10565 * ira.c (allocated_reg_info_size): New static variable.
10566 (expand_reg_info): Manage it. Call
10567 setup_preferred_alternate_classes_for_new_pseudos.
10568 (ira): Don't do it here. Remove local allocated_reg_info_size,
10569 set the global before calling find_moveable_pseudos.
10570 (find_moveable_pseudos): Call expand_reg_info rather than
10573 2012-05-01 Richard Henderson <rth@redhat.com>
10575 * common.opt (fsync-libcalls): New.
10576 * doc/invoke.texi: Document it.
10577 * optabs.c (init_sync_libfuncs): Honor it.
10579 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
10580 Richard Sandiford <r.sandiford@uk.ibm.com>
10582 PR rtl-optimization/52543
10583 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
10585 * lower-subreg.h: New file.
10586 * target-globals.h (this_target_lower_subreg): Declare.
10587 (target_globals): Add lower_subreg;
10588 (restore_target_globals): Restore this_target_lower_subreg.
10589 * target-globals.c: Include it.
10590 (default_target_globals): Add default_target_lower_subreg.
10591 (save_target_globals): Initialize target_lower_subreg.
10592 * rtl.h (init_lower_subreg): Added declaration.
10593 * toplev.c (backend_init_target): Call initializer for lower-subreg
10595 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
10596 (default_target_lower_subreg): New variable.
10597 (this_target_lower_subreg): Likewise.
10598 (twice_word_mode, choices): New macros.
10599 (shift_cost, compute_splitting_shift, compute_costs)
10600 (init_lower_subreg): New functions.
10601 (resolve_simple_move): Add speed_p argument. Check choices.
10602 (find_pseudo_copy): Don't check the mode size here.
10603 (resolve_simple_move): Assert the mode size.
10604 (find_decomposable_shift_zext): Add speed_p argument and return
10605 a bool. Check choices.
10606 (resolve_shift_zext): Add comment.
10607 (dump_shift_choices, dump_choices): New functions.
10608 (decompose_multiword_subregs): Dump list of profitable
10609 transformations. Add code to skip non profitable transformations.
10610 Update calls to simple_move and find_decomposable_shift_zext.
10612 2012-05-01 Ian Bolton <ian.bolton@arm.com>
10613 Sameera Deshpande <sameera.deshpande@arm.com>
10614 Greta Yorsh <greta.yorsh@arm.com>
10616 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
10617 (thumb1_unexpanded_epilogue): ...this.
10618 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
10619 (thumb1_unexpanded_epilogue): ...this.
10620 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
10621 (thumb1_unexpanded_epilogue): ...this.
10623 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
10625 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
10626 comparing enumeration values. Update comments.
10628 2012-05-01 Alan Modra <amodra@gmail.com>
10631 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
10632 load_cr_save, add_crlr_cfa_restore): New functions.
10633 (rs6000_restore_saved_cr): Rename to..
10634 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
10635 (rs6000_emit_epilogue): Use new functions. Adjust condition
10636 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
10637 regs when using out-of-line restore only when shrink wrapping.
10639 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
10641 PR middle-end/53136
10642 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
10643 calls to cgraph_node_name in xstrdup.
10644 (ipa_make_edge_direct_to_target): Ditto.
10645 * cgraph.c (dump_cgraph_node): Ditto.
10646 * tree-sra.c (convert_callers_for_node): Ditto.
10647 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
10648 * ipa-cp.c (perhaps_add_new_callers): Ditto.
10649 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
10650 (cgraph_materialize_all_clones): Ditto.
10651 * ipa-inline.c (report_inline_failed_reason): Ditto.
10652 (want_early_inline_function_p): Ditto.
10653 (edge_badness): Ditto.
10654 (update_edge_key): Ditto.
10655 (flatten_function): Ditto.
10656 (ipa_inline): Ditto.
10657 (inline_always_inline_functions): Ditto.
10658 (early_inline_small_functions): Ditto.
10660 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
10663 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
10664 constraints 0 and 1.
10666 012-04-30 Jan Hubicka <jh@suse.cz>
10668 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
10669 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
10670 (cgraph_add_to_same_comdat_group): Remove.
10671 (cgraph_add_asm_node): Move to cgraphunit.c.
10672 (cgraph_make_decl_local): Move to symtab.c
10673 (cgraph_make_node_local_1): Update.
10674 (cgraph_can_remove_if_no_direct_calls_and): Update.
10675 (used_from_object_file_p): Update.
10676 (resolution_used_from_other_file_p): Move to symtab.c
10677 (cgraph_used_from_object_file_p): move to symtab.c
10678 (verify_cgraph_node): Verify same comdat groups.
10679 * cgraph.h (cgraph_asm_node): Rename to ...
10680 (asm_node): ... this one.
10681 (cgraph_asm_nodes): Rename to ...
10682 (asm_nodes): ... this one.
10683 (symtab_add_to_same_comdat_group): New function.
10684 (symtab_dissolve_same_comdat_group_list): New function.
10685 (symtab_used_from_object_file_p): Declare.
10686 (symtab_make_decl_local): Declare.
10687 (cgraph_add_to_same_comdat_group): Remove.
10688 (cgraph_add_asm_node): Remove.
10689 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
10691 (cgraph_finalize_compilation_unit): Rename to ...
10692 (finalize_compilation_unit): ... this one.
10693 (cgraph_optimize): Rename to ....
10694 (compile): ... this one.
10695 (add_asm_node): Declare.
10696 (fixup_same_cpp_alias_visibility): Declare.
10697 (cgraph_make_decl_local): Remove.
10698 (varpool_assemble_pending_decls): Rename to ...
10699 (varpool_output_variables): ... this one.
10700 (varpool_remove_unreferenced_decls): Remove.
10701 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
10702 (preserve_function_body_p): Make static.
10703 * toplev.c (compile_file): Update comments; update.
10704 * cgraphunit.c: Update comments.
10705 (cgraph_expand_all_functions): Rename to ...
10706 (expand_all_functions): ... this one; update.
10707 (cgraph_mark_functions_to_output): Rename to ...
10708 (mark_functions_to_output): ... this one; cleanup.
10709 (cgraph_output_pending_asms): Remove prototype.
10710 (asm_nodes, asm_last_node): New static vars.
10711 (cgraph_process_new_functions): Update.
10712 (cgraph_reset_node): Cleanup; add comment.
10713 (cgraph_add_new_function): Update.
10714 (cgraph_output_pending_asms): Rename to ...
10715 (output_asm_statements): ... this one.
10716 (add_asm_node): New function.
10717 (fixup_same_cpp_alias_visibility): New function based on code
10718 in cgraph_analyze_function.
10719 (cgraph_analyze_function): Use it.
10720 (cgraph_order_sort): Update.
10721 (cgraph_output_in_order): Update.
10722 (cgraph_function_versioning): Update.
10723 (cgraph_optimize): Rename to ...
10724 (compile): ... this one; initialize streamer hooks here.
10725 (cgraph_finalize_compilation_unit): Rename to ...
10726 (finalize_compilation_unit): ... this one; do not initialize streamer
10728 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
10729 * dwarf2out.c: Update ocmment.
10730 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
10731 * method.c (use_thunk): Likewise.
10732 * semantics.c (maybe_add_lambda_conv_op): Likewise.
10733 * decl2.c (maybe_emit_vtables): Likewise.
10734 (cp_write_global_declarations): Use finalize_compilation_unit.
10735 * parser.c (cp_parser_asm_definition): Use add_asm_node.
10736 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
10737 * c-decl.c (c_write_global_declarations): Use
10738 finalize_compilation_unit.
10739 * langhooks.c (write_global_declarations): Update.
10740 * ipa.c (cgraph_externally_visible_p): Update.
10741 (dissolve_same_comdat_group_list): Remove.
10742 (function_and_variable_visibility): Update.
10743 * symtab.c: Inlcude lto-streamer.h and rtl.h
10744 (ld_plugin_symbol_resolution_names): New.
10745 (symtab_add_to_same_comdat_group): New.
10746 (symtab_dissolve_same_comdat_group_list): New.
10747 (resolution_used_from_other_file_p): Move here from cgraph.c
10748 (symtab_used_from_object_file_p): New.
10749 (symtab_make_decl_local): New.
10750 * passes.c (register_pass): Update comments.
10751 * c-parser.c (c_parser_asm_definition): Update.
10752 * varpool.c (varpool_analyze_node): Use
10753 fixup_same_cpp_alias_visibility.
10754 (varpool_remove_unreferenced_decls): Make static.
10755 (varpool_assemble_pending_decls): Rename to ...
10756 (varpool_output_variables): ... this one; call
10757 varpool_remove_unreferenced_decls.
10758 (varpool_used_from_object_file_p): Remove.
10760 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
10763 * c-typeck.c (build_array_ref): Call
10764 convert_vector_to_pointer_for_subscript.
10765 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
10767 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
10769 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
10770 to compile-time "mode == <MODE>mode" checks.
10771 (and splitter): Ditto.
10773 2012-04-30 Richard Henderson <rth@redhat.com>
10775 * config/arm/arm.md (UNSPEC_LL): New.
10776 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
10777 (arm_load_exclusivedi): Use %H0.
10779 2012-04-30 Jason Merrill <jason@redhat.com>
10781 * dwarf2out.c (comdat_symbol_id): Add const.
10782 (union die_symbol_or_type_node): Add const to die_symbol.
10783 (output_die_symbol, output_die, output_comp_unit): Adjust.
10785 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
10787 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
10788 * config/arm/neon.md (negdi2_neon): New insn.
10789 Also add splitters for core and NEON registers.
10791 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
10793 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
10794 (arm_print_operand): Add 'x' format.
10795 * config/arm/constraints.md (Dn): Allow const_int.
10796 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
10797 Use 'x' format to print constants.
10798 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
10799 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
10801 (movdi_vfp_cortexa8): Likewise.
10803 2012-04-30 Ian Bolton <ian.bolton@arm.com>
10804 Sameera Deshpande <sameera.deshpande@arm.com>
10805 Greta Yorsh <greta.yorsh@arm.com>
10807 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
10808 * config/arm/arm.c (ldm_stm_operation_p): New function.
10809 * config/arm/predicates.md (load_multiple_operation): Update predicate.
10810 (store_multiple_operation): Likewise.
10812 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
10813 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
10814 * config/arm/predicates.md (load_multiple_operation): Add arguments.
10815 (store_multiple_operation): Likewise.
10817 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
10819 * config/i386/i386.md (and<mode>3): Expand masking operations with
10820 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
10821 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
10823 2012-04-30 Dodji Seketeli <dodji@redhat.com>
10825 Add -Wvarargs option
10826 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
10827 argument for the various warning_at calls.
10828 * docs/invoke.texi: Update the documentation.
10830 2012-04-30 Dodji Seketeli <dodji@redhat.com>
10832 Switch -ftrack-macro-expansion=2 on by default.
10833 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
10836 Fix va_start related location
10837 * builtins.c (fold_builtin_next_arg): Unwinds to the first
10838 location in real source code.
10840 Make conversion warnings work on NULL with -ftrack-macro-expansion
10841 * input.h (expansion_point_location_if_in_system_header): Declare
10843 * input.c (expansion_point_location_if_in_system_header): Define it.
10845 Fix -Wuninitialized for -ftrack-macro-expansion
10846 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
10847 declaration. Use linemap_location_before_p for source locations.
10849 Strip "<built-in>" loc from displayed expansion context
10850 * input.c (expand_location_1): When expanding to spelling location
10851 in a context of a macro expansion, skip reserved system header
10852 locations. Update comments. * tree-diagnostic.c
10853 (maybe_unwind_expanded_macro_loc): Likewise.
10855 Make expand_location resolve to locus in main source file
10856 * input.c (expand_location_1): New. Takes a parameter to choose
10857 whether to resolve the location to spelling or expansion point.
10858 Was factorized from ...
10859 (expand_location): ... here.
10860 (expand_location_to_spelling_point): New. Implemented in terms of
10862 * diagnostic.c (diagnostic_build_prefix): Use the new
10863 expand_location_to_spelling_point instead of expand_location.
10865 Fix PCH crash on GTYed pointer-to-scalar field of a struct
10866 * gengtype.c (write_types_process_field): Force second argument of
10867 the call to the PCH object hierarchy walker to be 'x'.
10869 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
10871 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
10872 predicate to discriminate types.
10874 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
10876 * doc/invoke.texi (Wmissing-format-attribute): Document as an
10877 alias of Wsuggest-attribute=format.
10878 * c-typeck.c (convert_for_assignment): Replace
10879 Wmissing-format-attribute with Wsuggest-attribute=format.
10880 (digest_init): Likewise.
10882 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
10884 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
10885 * common.opt (Wmissing-noreturn): Alias of
10886 -Wsuggest-attribute=noreturn.
10888 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
10891 * config/cris/cris.md (andqu): New peephole2.
10892 (andu): Tweak head comment.
10894 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
10895 Steven Bosscher <steven@gcc.gnu.org>
10896 Maxim Kuvyrkov <maxim@codesourcery.com>
10898 PR tree-optimization/38785
10899 * common.opt (ftree-partial-pre): New option.
10900 * doc/invoke.texi: Document it.
10901 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
10902 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
10903 benefit speed path.
10904 (execute_pre): Use flag_tree_partial_pre.
10906 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10909 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
10912 2012-04-27 Ollie Wild <aaw@google.com>
10914 * doc/invoke.texi (Wliteral-suffix): Document new option.
10916 2012-04-27 Tom Tromey <tromey@redhat.com>
10918 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
10919 (dwarf_tag_name): Use get_DW_TAG_name.
10920 (dwarf_attr_name): Use get_DW_AT_name.
10921 (dwarf_form_name): Use get_DW_FORM_name.
10922 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
10924 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
10926 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
10927 arguments are -1 and 0, by negating the result of the conditional.
10929 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
10932 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
10934 2012-04-27 Richard Guenther <rguenther@suse.de>
10936 * tree-flow.h (is_hidden_global_store): Remove.
10937 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
10938 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
10939 (stmt_may_clobber_global_p): Likewise.
10940 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
10941 (stmt_may_clobber_global_p): Likewise.
10942 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
10943 stmt_may_clobber_global_p.
10944 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
10946 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
10948 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
10951 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
10952 reorganize some fields and update comments. Rename bit_test_uniq
10953 and bit_test_count to uniq resp. count. Remove bit_test_bb.
10954 (collect_switch_conv_info): New function, collects info about a
10955 GIMPLE_SWITCH into a struct switch_conv_info.
10956 (check_range): Simplify to use pre-recorded info. Fix think-o in
10957 range-branch ratio check.
10958 (check_process_case): Remove function.
10959 (check_all_empty_except_final): New function, verifies that all
10960 non-final basic blocks are empty.
10961 (process_switch): Simplify to use pre-recorded info. Call
10962 collect_switch_conv_info to do that. Assert that degenerate switch
10963 statements have been cleaned up.
10965 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
10967 PR middle-end/27139
10968 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
10970 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
10973 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
10975 2012-04-27 Tom de Vries <tom@codesourcery.com>
10977 PR tree-optimization/51879
10978 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
10979 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
10981 (defs_to_varying): ... here. Don't set use_processed.
10982 (visit_reference_op_call): Handle gimple_vdef.
10983 Handle case that lhs is NULL_TREE.
10984 (visit_use): Use mark_use_processed. Handle calls with side-effect
10985 using visit_reference_op_call.
10987 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
10989 * sched-deps.c (fixup_sched_groups): Rename to...
10990 (chain_to_prev_insn): ...this.
10991 (chain_to_prev_insn_p): New function.
10992 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
10994 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
10996 * sched-int.h (_haifa_insn_data): Move priority_status.
10998 (INSN_MODEL_INDEX): New macro.
10999 * haifa-sched.c (insn_delay): New function.
11000 (sched_regno_pressure_class): Update commentary.
11001 (mark_regno_birth_or_death): Pass the liveness bitmap and
11002 pressure array as arguments, instead of using curr_reg_live and
11003 curr_reg_pressure. Only update the pressure if the bit in the
11004 liveness set has changed.
11005 (initiate_reg_pressure_info): Always trust the live-in set for
11006 SCHED_PRESSURE_MODEL.
11007 (initiate_bb_reg_pressure_info): Update call to
11008 mark_regno_birth_or_death.
11009 (dep_list_size): Take the list as argument.
11010 (calculate_reg_deaths): New function, extracted from...
11011 (setup_insn_reg_pressure_info): ...here.
11012 (MODEL_BAR): New macro.
11013 (model_pressure_data, model_insn_info, model_pressure_limit)
11014 (model_pressure_group): New structures.
11015 (model_schedule, model_worklist, model_insns, model_num_insns)
11016 (model_curr_point, model_before_pressure, model_next_priority):
11018 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
11019 (MODEL_INSN_INFO, MODEL_INSN): New macros.
11020 (model_index, model_update_limit_points_in_group): New functions.
11021 (model_update_limit_points, model_last_use_except): Likewise.
11022 (model_start_update_pressure, model_update_pressure): Likewise.
11023 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
11024 (model_excess_cost, model_dump_pressure_points): Likewise.
11025 (model_set_excess_costs): Likewise.
11026 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
11027 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
11028 schedule as an alternative tie-breaker. Update the call to
11030 (ready_sort): Call model_set_excess_costs.
11031 (update_register_pressure): Update call to mark_regno_birth_or_death.
11032 Rely on that function to check liveness rather than doing it here.
11033 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
11034 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
11035 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
11036 (model_record_pressure, model_record_pressures): New functions.
11037 (model_record_final_pressures, model_add_successors_to_worklist)
11038 (model_promote_predecessors, model_choose_insn): Likewise.
11039 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
11040 (model_start_schedule, model_finalize_pressure_group): Likewise.
11041 (model_end_schedule): Likewise.
11042 (schedule_insn): Say when we're scheduling the next instruction
11043 in the model schedule.
11044 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
11045 (queue_to_ready): Do not add instructions that are
11046 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
11047 Always allow the next instruction in the model schedule to be added.
11048 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
11049 and delay for SCHED_PRESSURE_MODEL too.
11050 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
11051 SCHED_PRIORITY_MODEL, but also take the DFA into account.
11052 (schedule_block): Call model_start_schedule and model_end_schedule.
11053 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
11054 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
11055 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
11057 (sched_finish): Update accordingly.
11058 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
11059 to SCHED_PRESSURE_MODEL.
11060 (add_jump_dependencies): Update call to dep_list_size.
11061 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
11062 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
11063 to SCHED_PRESSURE_MODEL.
11064 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
11065 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
11066 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
11067 handling to SCHED_PRESSURE_MODEL.
11069 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
11071 * common.opt (fsched-pressure-algorithm=): New option.
11072 * flag-types.h (sched_pressure_algorithm): New enum.
11073 * sched-int.h (sched_pressure_p): Replace with...
11074 (sched_pressure): ...this new variable.
11075 * haifa-sched.c (sched_pressure_p): Replace with...
11076 (sched_pressure): ...this new variable.
11077 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
11078 (update_reg_and_insn_max_reg_pressure, schedule_insn)
11079 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
11080 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
11081 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
11082 (sched_analyze_insn): Likewise.
11083 * sched-rgn.c (schedule_region): Likewise.
11084 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
11086 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
11088 * PR middle-end/52997
11089 * ira.c (find_moveable_pseudos): Call resize_reg_info.
11091 PR middle-end/52940
11092 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
11093 * expr.c (convert_move): Honor unsignedp when extending partial int
11095 * genmodes.c (complete_mode): Don't clear component field of partial
11097 (emit_mode_inner): Don't emit it however.
11098 (calc_wider_mode): Partial int modes widen to their component.
11100 2012-04-26 David S. Miller <davem@davemloft.net>
11102 * config/sparc/niagara4.md: New file.
11103 * config/sparc/sparc.md: Include it.
11104 * config/sparc/sparc.c (niagara4_costs): New processor costs.
11105 (sparc_option_override): Use it.
11106 (sparc_use_sched_lookahead): Return 2 for niagara4.
11107 (sparc_issue_rate): Likewise.
11109 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
11110 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
11111 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
11112 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
11113 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
11114 alignaddrldi_vis): Set type to gsr.
11115 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
11116 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
11117 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
11118 v<vis3_shift_patname><mode>3, fmean16_vis,
11119 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
11120 fucmp<code>8<P:mode>_vis): Set type to fga.
11121 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
11122 * config/sparc/niagara.md: Likewise.
11123 * config/sparc/niagara2.md: Likewise.
11124 * config/sparc/ultra3.md: Likewise, and fix type matching for
11125 us3_ialuX reservation.
11127 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11129 * reload.c (find_reloads): Change the loop nesting when trying an
11130 alternative with swapped operands.
11132 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
11134 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
11135 comment. Delete unused parameter first_exp_point_map.
11136 (virt_loc_aware_diagnostic_finalizer): Update call.
11138 2012-04-26 Michael Hope <michael.hope@linaro.org>
11139 Richard Earnshaw <rearnsha@arm.com>
11141 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
11142 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
11143 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
11144 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
11146 2012-04-25 Sriraman Tallam <tmsriram@google.com>
11148 * doc/extend.texi: Document avx2 support.
11149 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
11151 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
11154 * config/cris/cris.md ("*andhi_lowpart_v32")
11155 ("*andqi_lowpart_v32"): Change first input-only operand from
11156 a (match_operand ...) to (match_dup 0). Drop alternatives with
11157 const_int-matching constraints for redundancy.
11158 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
11159 three-operand alternative.
11161 2012-04-25 Jakub Jelinek <jakub@redhat.com>
11164 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
11165 instead expand it as zero extension.
11167 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
11170 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
11172 2012-04-25 Jakub Jelinek <jakub@redhat.com>
11174 * common.opt (flag_debug_types_section): Default to 0.
11175 (dwarf_version): Default to 4.
11176 (dwarf_record_gcc_switches): Default to 1.
11177 (dwarf_strict): Default to 0.
11178 * toplev.c (process_options): Don't handle dwarf_strict
11179 or dwarf_version here.
11180 * config/vxworks.c (vxworks_override_options): Don't
11181 test whether dwarf_strict or dwarf_version are negative,
11182 instead test !global_options_set.x_dwarf_*.
11183 * config/darwin.c (darwin_override_options): Default to
11185 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
11186 and -fno-debug-types-section are now the default.
11188 2012-04-25 Jan Hubicka <jh@suse.cz>
11190 * cgraphunit.c: Update toplevel comment.
11191 (tree_rest_of_compilation): Merge into cgraph_expand_function.
11192 (cgraph_analyze_function): Make static.
11193 (cgraph_decide_is_function_needed): Make static.
11194 (cgraph_add_new_function): Use expand_function instead of
11195 rest_of_compilation.
11196 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
11197 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
11199 (cgraph_inline_p): Remove.
11200 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
11201 (init_cgraph): Add comment.
11202 * cgraphbuild.c (record_reference, mark_address, mark_load,
11203 mark_store): Do not call analyze_expr hook.
11204 * cgraph.c: Update toplevel comment.
11205 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
11206 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
11207 Move fere from cgraphunit.c
11208 (cgraph_mark_force_output_node): Move to cgraph.h
11209 * cgraph.h: Reorder so the comments match the function placement.
11210 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
11211 (cgraph_mark_force_output_node): Move here from cgraph.c
11212 * tree.c (free_lang_data): Do not clear analyze_expr hook.
11213 * ipa-inline-transform.c (preserve_function_body_p): New function.
11214 (inline_transform): Update.
11215 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
11216 * langhooks.h (lang_hooks_for_callgraph): Remove.
11217 (lang_hooks): Remove callgraph.
11218 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
11219 * varpool.c: Remove out of date comment.
11220 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
11221 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
11223 2012-04-25 Jan Hubicka <jh@suse.cz>
11225 PR middle-end/53089
11226 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
11227 forward declaration.
11228 (cgraph_finalize_function): Finalize them here.
11229 * symtab.c (dump_symtab): Dump ctors and dtors.
11231 2012-04-25 Jakub Jelinek <jakub@redhat.com>
11233 PR middle-end/52979
11234 * stor-layout.c (get_best_mode): Don't return mode with bitsize
11235 larger than maxbits. Don't compute maxbits modulo align.
11236 Also check that unit bytes long store at bitpos / unit * unit
11237 doesn't affect bits beyond bitregion_end.
11238 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
11239 would not fit into bitregion_start ... bitregion_end + 1 bit region.
11240 (store_split_bit_field): Decrease unit close to end of bitregion_end
11241 if access is restricted in order to avoid mutual recursion.
11243 PR tree-optimization/53058
11244 * double-int.h (double_int_max_value, double_int_min_value): New
11246 * double-int.c (double_int_max_value, double_int_min_value): New
11248 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
11249 or GT_EXPR with double_int_max_value instead of double_int_mask.
11251 2012-04-25 Richard Guenther <rguenther@suse.de>
11253 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
11254 * tree-vect-loop.c (vect_transform_loop): Adjust.
11255 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
11256 the maximum number of iterations for the epilogue loop.
11257 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
11259 2012-04-25 Jakub Jelinek <jakub@redhat.com>
11262 * c-typeck.c (set_nonincremental_init,
11263 set_nonincremental_init_from_string): Pass true instead of false
11264 as IMPLICIT to add_pending_init.
11266 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
11268 * c-typeck.c (pop_init_level): Improve diagnostics.
11270 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
11272 * compare-elim.c (try_eliminate_compare): Also handle operands with
11273 implicit extensions.
11275 2012-04-25 Alan Modra <amodra@gmail.com>
11277 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
11278 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
11279 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
11280 (no_global_regs_above): Delete.
11281 (no_global_regs): New function.
11282 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
11283 value for load multiple test.
11284 (savres_routine_syms): Increase size.
11285 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
11286 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
11287 rather than a number of boolean flags. Update all callers.
11288 (rs6000_savres_routine_name): Generate vector save/restore names.
11289 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
11290 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
11291 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
11292 and using_store_multiple. Expand uses. Don't always use r11 as
11293 frame reg when needed for out-of-line saves. Set up initial offset
11294 for out-of-line vector saves when buying stack frame. Handle pointer
11295 reg setup for out-of-line fp save. Emit call to out-of-line vector
11296 save function. Choose r11 or r12 for vrsave reg when available for
11298 (rs6000_output_function_prologue): Don't emit .extern for ELF.
11299 (rs6000_emit_epilogue): Choose a better frame reg when restoring
11300 from back-chain to suit out-of-line vector restore functions. Emit
11301 call to out-of-line vector restore function. Adjust register used
11302 for cr restore. Tweak pointer register setup for gpr restore.
11303 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
11305 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
11306 (V_SAVE_INLINE): Define.
11307 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
11309 2012-04-25 Alan Modra <amodra@gmail.com>
11311 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
11312 out-of-line save/restore for large frames. Don't disable
11313 out-of-line saves on ABI_AIX when using static chain reg.
11314 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
11315 clobber static chain reg, and tweak for out-of-line gpr saves
11318 2012-04-25 Alan Modra <amodra@gmail.com>
11320 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
11321 (rs6000_emit_prologue): Use the above to catch register overlap.
11323 2012-04-25 Alan Modra <amodra@gmail.com>
11325 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
11326 decl. Move logic selecting update reg to callers. Update all callers.
11327 (rs6000_emit_allocate_stack): Add copy_off param.
11328 (emit_frame_save): Don't handle reg+reg addressing.
11329 (ptr_regno_for_savres): New function, extracted from..
11330 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
11331 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
11332 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
11333 frame offset adjustment for out-of-line save with copy from sp.
11334 Simplify condition controlling whether cr is saved early or
11335 late. Use ptr_regno_for_savres to verify correct reg is set
11336 up for out-of-line saves. Pass the actual pointer reg used to
11337 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
11338 function. Rearrange spe vars so code is similar to that
11339 elsewhere in this function. Don't update frame_off when spe
11340 save code will restore r11. Use emit_frame_save for spe and
11341 gpr saves. Consolidate darwin out-of-line gpr setup with that
11342 for other abis. Don't assume frame_offset is zero and frame
11343 reg is sp when setting up altivec reg saves, and calculate
11344 exact offset requirement.
11345 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
11346 spe restore code. Consolidate darwin out-of-line gpr setup
11347 with that for other abis.
11349 2012-04-25 Alan Modra <amodra@gmail.com>
11351 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
11352 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
11354 (emit_frame_save): Delete frame_ptr param. Rename total_size to
11356 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
11357 and emit_frame_save calls. Cope with possibly missing note.
11359 2012-04-24 Sriraman Tallam <tmsriram@google.com>
11361 * config/i386/i386.c (build_processor_model_struct): New function.
11362 (make_var_decl): New function.
11363 (fold_builtin_cpu): New function.
11364 (ix86_fold_builtin): New function.
11365 (make_cpu_type_builtin): New function.
11366 (ix86_init_platform_type_builtins): New function.
11367 (ix86_expand_builtin): Expand new builtins by folding them.
11368 (ix86_init_builtins): Make new builtins to detect CPU type.
11369 (TARGET_FOLD_BUILTIN): New macro.
11370 (IX86_BUILTIN_CPU_INIT): New enum value.
11371 (IX86_BUILTIN_CPU_IS): New enum value.
11372 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
11373 * config/i386/i386-builtin-types.def: New function type.
11374 * testsuite/gcc.target/builtin_target.c: New testcase.
11375 * doc/extend.texi: Document builtins.
11377 2012-04-24 Olivier Hainque <hainque@adacore.com>
11379 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
11380 * toplev.c (process_options): Default to dwarf_version 2.
11381 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
11382 and dwarf_version 2.
11384 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
11386 * tree-pretty-print.h (default_tree_printer): Do not declare.
11387 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
11389 (default_tree_diagnostic_starter): Make static.
11390 (default_tree_printer): Move to here. Make static.
11391 (tree_diagnostics_defaults): New.
11392 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
11393 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
11394 * toplev.c: Do not include tree-pass.h.
11395 (default_tree_printer): Move from here.
11396 (general_init): Use tree_diagnostics_defaults.
11398 2012-04-24 Chao-ying Fu <fu@mips.com>
11400 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
11401 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
11402 * config/mips/gnu-user.h
11403 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
11404 (GNU_USER_TARGET_LINK_SPEC): New define.
11405 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
11406 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
11407 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
11408 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
11409 GNU_USER_TARGET_ENDFILE_SPEC.
11410 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
11411 (GNU_USER_TARGET_LINK_SPEC): New define.
11412 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
11413 * config/mips/linux-common.h: New file.
11415 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11418 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
11419 (altivec_build_resolved_builtin): Call fully_fold_convert.
11421 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
11424 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
11426 2012-04-24 Richard Guenther <rguenther@suse.de>
11428 PR tree-optimization/53085
11429 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
11432 2012-04-24 Richard Guenther <rguenther@suse.de>
11434 * tree-if-conv.c (main_tree_if_conversion): Move bb under
11437 2012-04-24 Jim Meyering <meyering@redhat.com>
11439 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
11440 absence of an define_enum call.
11442 2012-04-24 Richard Guenther <rguenther@suse.de>
11444 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
11445 the epilogue loop is not re-used as unvectorized version
11446 record the its maximum number of iterations.
11448 2012-04-24 Andrew Pinski <apinski@cavium.com>
11450 * tree-ssa-forwprop.c (simplify_bitwise_binary):
11451 Don't directly use def1/def2.
11453 2012-04-24 Richard Guenther <rguenther@suse.de>
11455 PR tree-optimization/53098
11456 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
11459 2012-04-24 Andrew Pinski <apinski@cavium.com>
11462 * tree-ssa-forwprop.c (defcodefor_name): New function.
11463 (simplify_bitwise_binary): Use defcodefor_name instead of manually
11464 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
11465 Simplify "(~X | Y) & X" to "X & Y" and
11466 "(~X & Y) | X" to "X | Y".
11468 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11470 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
11471 validate_change to add clobbers if IN_GROUP is nonzero.
11472 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
11473 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
11475 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
11477 * config/s390/s390.c (insn_invalid_p): Likewise.
11479 2012-04-24 Jakub Jelinek <jakub@redhat.com>
11481 PR middle-end/53084
11482 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
11483 (output_addressed_constants): Likewise.
11485 PR middle-end/52999
11486 * varasm.c (get_section): Don't ICE for section conflicts with
11487 built-in section kinds.
11489 2012-04-23 DJ Delorie <dj@redhat.com>
11491 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
11492 (LIBSTDCXX): Change to CPP2.
11494 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
11497 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
11500 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
11502 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
11503 (*addsi_2_zext): Ditto.
11504 (*add<mode>_3): Ditto.
11505 (*addsi_3_zext): Ditto.
11506 (*add<mode>_5): Ditto.
11508 2012-04-23 Andrew Pinski <apinski@cavium.com>
11510 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
11511 (C & B) to (A OP0) & B.
11513 2012-04-23 Martin Jambor <mjambor@suse.cz>
11515 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
11516 temporaries created for a bitfield (reverting revision 122014).
11518 2012-04-23 Richard Guenther <rguenther@suse.de>
11520 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
11521 the condition using is_gimple_condexpr and avoid the not necessary
11523 (set_prologue_iterations): Likewise.
11524 (vect_loop_versioning): Likewise.
11526 2012-04-23 Richard Guenther <rguenther@suse.de>
11528 PR tree-optimization/53070
11529 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
11530 (main_tree_if_conversion): Verify we succeeded in that.
11532 2012-04-23 Jan Hubicka <jh@suse.cz>
11534 * lto-symtab.c (lto_cgraph_replace_node): Do not call
11535 mark_reahcable_node.
11536 * cgraph.c (cgraph_remove_node): Do not clear reachable.
11537 (cgraph_mark_reachable_node): Remove.
11538 (cgraph_mark_force_output_node): Do not set reachable.
11539 (dump_cgraph_node): Do not dump reachable.
11540 (cgraph_create_virtual_clone): Do not set reachable.
11541 * cgraph.h (cgraph_node): Remove reachable flag.
11542 (varpool_node): Remove reachable flag.
11543 (cgraph_mark_if_needed): Remove.
11544 (cgraph_mark_reachable_node): Remove.
11545 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
11546 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
11548 (cgraph_add_new_function): Likewise.
11549 (cgraph_mark_if_needed): Remove.
11550 (cgraph_analyze_function): Do not set target as reachable.
11551 (process_function_and_variable_attributes): Do not care about
11553 (cgraph_analyze_functions): Do not set reachable flags.
11554 (cgraph_mark_functions_to_output): Do not check reachability.
11555 (cgraph_copy_node_for_versioning): Do not set reachable flag.
11556 (dbxout_expand_expr): Update.
11557 * c-decl.c (merge_decls): Do not track changed externs.
11558 * ipa.c: Include pointer-set.h
11559 (enqueue_cgraph_node): Use reachable pointer set.
11560 (process_references): Likewise.
11561 (cgraph_remove_unreachable_nodes): Likewise.
11562 (whole_program_function_and_variable_visibility): Do not recompute
11564 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
11566 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
11568 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
11570 2012-04-23 Richard Guenther <rguenther@suse.de>
11573 * c-typeck.c (build_binary_op): Fix typo.
11575 2012-04-23 Jakub Jelinek <jakub@redhat.com>
11577 PR tree-optimizations/52891
11578 * tree-vect-patterns.c (adjust_bool_pattern): Use
11579 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
11580 but with non-standard precision.
11582 2012-04-22 Jan Hubicka <jh@suse.cz>
11584 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
11587 2012-04-22 Jan Hubicka <jh@suse.cz>
11589 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
11590 * cgraphbuild.c (record_reference, record_type_list, mark_address,
11591 mark_load, mark_store): Do not mark varpool nodes as needed.
11592 * cgraph.c (cgraph_new_nodes): Remove.
11593 (cgraph_create_function_alias): Do not mark nodes as reachable.
11594 (cgraph_add_thunk): Likewise.
11595 (cgraph_mark_reachable_node): Do not manage the queue.
11596 * cgraph.h (cgraph_node): Remove next_needed.
11597 (varpool_nodes_queue): Remove next_needed and prev_needed.
11598 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
11599 (cgraph_new_nodes): Declare.
11600 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
11601 (varpool_analyze_pending_decls): Remove.
11602 (varpool_analyze_node): New.
11603 (varpool_mark_needed_node): Remove.
11604 (varpool_first_variable, varpool_next_variable): New inlines.
11605 (varpool_first_static_initializer, varpool_next_static_initializer):
11607 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
11608 (varpool_first_defined_variable): New inline.
11609 (varpool_next_defined_variable): New inline
11610 (FOR_EACH_VARIABLE): Reimplement.
11611 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
11612 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
11614 * cgraphunit.c (cgraph_new_nodes): Declare here.
11615 (enqueue_node): New function.
11616 (cgraph_process_new_functions): update for new
11617 node set; when constructing cgraph enqueue node for processing.
11618 (cgraph_add_new_function): Use new node set.
11619 (process_function_and_variable_attributes): Do not set varpool needed
11621 (referred_to_p): New function.
11622 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
11623 when varpool is in construction.
11624 (cgraph_analyze_functions): Rewrite.
11625 (cgraph_expand_all_functions): Update.
11626 (cgraph_output_in_order): Do not analyze pending decls; do not set
11628 (cgraph_optimize): Do not analyze pending decls.
11629 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
11630 in other partition; do not mark node as needed.
11631 * dwarf2out.c (reference_to_unused): Use analyzed flag.
11632 (premark_types_used_by_global_vars_helper): Likewise.
11633 * ipa.c (process_references): Do not call varpool_mark_needed_node.
11634 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
11636 (function_and_variable_visibility): Do not mark node as needed.
11637 (whole_program_function_and_variable_visibility): Likewise.
11638 * Makefile.in (gt-varpool.h): No longer needed.
11639 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
11640 (ipa_write_summaries): Do not use needed flag.
11641 * varpool.c: Do not include gt-varpool.h
11642 (x_varpool_nodes_queue, x_varpool_last_needed_node,
11643 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
11644 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
11646 (varpool_remove_node): Do not update the lists.
11647 (dump_varpool_node): Do not dump needed flag.
11648 (varpool_enqueue_needed_node): Remove.
11649 (varpool_mark_needed_node): Remove.
11650 (varpool_reset_queue): Remove.
11651 (varpool_finalize_decl): Move to cgraphunit.c
11652 (varpool_analyze_node): New functions based on former
11653 varpool_analyze_pending_decls.
11654 (varpool_analyze_pending_decls): Remove.
11655 (varpool_assemble_decl): Do not update the lists.
11656 (enqueue_node): New function.
11657 (varpool_remove_unreferenced_decls): Rewrite.
11658 (varpool_empty_needed_queue): Remove.
11659 (add_new_static_var): Do not mark node as needed.
11660 (varpool_create_variable_alias): Handle expansion state
11662 * except.c (output_ttype): Do not mark node as needed.
11663 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
11664 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
11666 * tree-switch-conversion.c (build_one_array): Likewise.
11668 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
11671 * doc/invoke.texi (pedantic): Rename to Wpedantic.
11672 * common.opt (Wpedantic): New.
11673 (pedantic): Alias Wpedantic.
11674 * diagnostic.c (warning_at): Likewise.
11675 * c-decl.c (diagnose_mismatched_decls): Likewise.
11676 (build_array_declarator): Likewise.
11677 (mark_forward_parm_decls):
11678 (check_bitfield_type_and_width): Likewise.
11679 (grokdeclarator): Likewise.
11680 (grokfield): Likewise.
11681 (finish_struct): Likewise.
11682 (build_enumerator): Likewise.
11683 (store_parm_decls_oldstyle): Likewise.
11684 (declspecs_add_qual): Likewise.
11685 (declspecs_add_type): Likewise.
11686 (finish_declspecs): Likewise.
11687 * c-typeck.c (composite_type): Likewise.
11688 (comp_target_types): Likewise.
11689 (build_array_ref): Likewise.
11690 (pointer_diff): Likewise.
11691 (build_unary_op): Likewise.
11692 (build_conditional_expr): Likewise.
11693 (build_c_cast): Likewise.
11694 (convert_for_assignment): Likewise.
11695 (maybe_warn_string_init): Likewise.
11696 (digest_init): Likewise.
11697 (pop_init_level): Likewise.
11698 (set_init_index): Likewise.
11699 (c_finish_goto_label): Likewise.
11700 (c_finish_return): Likewise.
11701 (do_case): Likewise.
11702 (build_binary_op): Likewise.
11703 * c-parser.c (static): Likewise.
11704 (c_parser_external_declaration): Likewise.
11705 (c_parser_declaration_or_fndef): Likewise.
11706 (c_parser_static_assert_declaration_no_se): Likewise.
11707 (c_parser_enum_specifier): Likewise.
11708 (c_parser_struct_or_union_specifier): Likewise.
11709 (c_parser_struct_declaration): Likewise.
11710 (c_parser_alignas_specifier): Likewise.
11711 (c_parser_braced_init): Likewise.
11712 (c_parser_initelt): Likewise.
11713 (c_parser_compound_statement_nostart): Likewise.
11714 (c_parser_conditional_expression): Likewise.
11715 (c_parser_alignof_expression): Likewise.
11716 (c_parser_postfix_expression): Likewise.
11717 (c_parser_postfix_expression_after_paren_): Likewise.
11718 (c_parser_objc_class_instance_variables): Likewise.
11719 (c_parser_objc_method_definition): Likewise.
11720 (c_parser_objc_methodprotolist): Likewise.
11722 2012-04-22 Ian Lance Taylor <iant@google.com>
11724 * godump.c (go_output_typedef): Dump size of structs.
11726 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
11728 Correcting transform_to_exit_first_loop + fix to PR46886
11729 * tree-parloops.c (transform_to_exit_first_loop): Remove
11730 setting of number of iterations according to the loop pattern.
11731 Duplicate from entry to exit->src instead of loop->latch.
11732 (pallelize_loops): Remove the condition preventing do-while loops.
11733 * tree-cfg.c (bool bb_in_region_p): New.
11734 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
11735 Adjust redirection of the duplicated iteration.
11737 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
11740 * rtl.def (ADDRESS): Use "i" rather than "w".
11741 * rtl.h (find_base_term): Delete.
11742 (may_be_sp_based_p): Declare.
11743 * rtl.c (rtx_code_size): Remove ADDRESS special case.
11744 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
11745 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
11746 * alias.c: ...here.
11747 (find_base_term): Make static.
11748 (may_be_sp_based_p): New function.
11749 * dse.c (record_store): Use it.
11750 * store-motion.c (store_killed_in_insn): Likewise.
11752 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
11754 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
11756 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11759 * c-typeck.c (inform_declaration): New.
11760 (build_function_call_vec): Do not pretty-print
11761 expressions when caret is enabled.
11762 (convert_arguments): Use inform_declaration.
11764 2012-04-20 Jim Meyering <meyering@redhat.com>
11766 * genmodes.c (make_complex_modes): Don't truncate a mode name of
11767 length 7 or more when prepending a "C". Suggested by Richard Guenther.
11769 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11771 PR rtl-optimization/44214
11772 * fold-const.c (exact_inverse): New function.
11773 (fold_binary_loc): Fold vector and complex division by constant into
11774 multiply by recripocal with flag_reciprocal_math; fold vector division
11775 by constant into multiply by reciprocal with exact inverse.
11777 2012-04-20 Jan Hubicka <jh@suse.cz>
11779 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
11781 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
11782 (cgraph_remove_node): Update.
11783 (cgraph_mark_needed_node): Remove.
11784 (cgraph_mark_force_output_node): New.
11785 (dump_cgraph_node): Do not dump needed flag.
11786 (cgraph_node_cannot_be_local_p_1): Update.
11787 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
11788 * cgraph.h (symtab_node_base): Add force_output flag.
11789 (cgraph_node): Remove needed flag.
11790 (varpool_node): Remove force_output flag.
11791 (cgraph_mark_needed_node): Remove.
11792 (cgraph_mark_force_output_node): New.
11793 (cgraph_only_called_directly_or_aliased_p,
11794 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
11795 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
11796 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
11797 (cgraph_add_new_function): Update.
11798 (cgraph_mark_if_needed): Update.
11799 (verify_cgraph_node): Update.
11800 (cgraph_analyze_function): Alias target is reachable.
11801 (process_function_and_variable_attributes): Update: externally_visible
11802 flag makes function reachable.
11803 (cgraph_analyze_functions): Update dumping.
11804 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
11805 input_overwrite_node, input_varpool_node): Update streaming.
11806 * lto-streamer-out.c (produce_symtab): Use force_output.
11807 * ipa.c (process_references): Weakrefs must be processed.
11808 (cgraph_remove_unreachable_nodes): Likewise; update for new
11810 (varpool_externally_visible_p): Weakrefs are externally visible
11811 even if they are not.
11812 (function_and_variable_visibility): Update; when processing alias
11813 pair force the targets to be output.
11814 (whole_program_function_and_variable_visility): Use
11815 mark_reachable_node.
11816 * trans-mem.c (ipa_tm_mark_needed_node): Remove
11817 (ipa_tm_mark_force_output_node): New function.
11818 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
11819 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
11821 * varasm.c (mark_decl_referenced): Update.
11822 (find_decl_and_mark_needed): Remove.
11823 (find_decl): New function.
11824 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
11825 alias targets as needed.
11826 (dump_tm_clone_pairs): Update.
11827 * tree-inline.c (copy_bb): Update check.
11828 * symtab.c (dump_symtab_base): Dump force_output.
11829 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
11830 * passes.c (execute_todo): Fix dumping.
11831 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
11832 (varpool_analyze_pending_decls): Alias target is reachable.
11833 (varpool_create_variable_alias): Finalize weakrefs.
11835 2012-04-20 Jakub Jelinek <jakub@redhat.com>
11838 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
11839 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
11840 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
11841 macros instead of constants.
11842 * dse.c (record_store): Check for SP ADDRESS by comparing
11843 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
11844 XEXP to be stack_pointer_rtx.
11846 2012-04-20 Richard Guenther <rguenther@suse.de>
11848 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
11849 update_call_from_tree when propagating into a call.
11851 2012-04-20 Alan Modra <amodra@gmail.com>
11853 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
11854 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
11855 sp_offset to frame_off. Move world save code earlier.
11857 2012-04-20 Richard Guenther <rguenther@suse.de>
11859 PR tree-optimization/53050
11860 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
11861 Do only one transform on COND_EXPRs at the same time.
11863 2012-04-19 Jan Hubicka <jh@suse.cz>
11865 * symtab.c (dump_symtab_base): Revert accidental checkin.
11867 2012-04-20 Alan Modra <amodra@gmail.com>
11870 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
11871 static chain, set REST_INLINE_FPRS too.
11873 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
11875 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
11878 2012-04-20 Richard Guenther <rguenther@suse.de>
11880 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
11881 loops that can never run more often than the vectorization factor.
11883 2012-04-19 Jan Hubicka <jh@suse.cz>
11885 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
11887 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
11889 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
11891 2012-04-19 Jim Meyering <meyering@redhat.com>
11893 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
11894 We verified above that the string(including trailing NUL) fits in buf,
11895 so just use memcpy.
11897 2012-04-19 Richard Guenther <rguenther@suse.de>
11899 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
11900 for dumping DECL_SECTION_NAME.
11902 2012-04-19 Michael Matz <matz@suse.de>
11904 PR middle-end/52977
11905 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
11906 (struct tree_vector): Adjust GTY length.
11907 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
11909 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
11911 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
11912 caller emitted the length calulation already.
11913 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
11914 before handling any of the fields for structs.
11916 2012-04-19 Richard Guenther <rguenther@suse.de>
11918 PR tree-optimization/53031
11919 * tree-vrp.c (adjust_range_with_scev): Revert back to
11920 using max_loop_iterations.
11922 2012-04-19 Michael Matz <matz@suse.de>
11924 * diagnostic.c (emit_diagnostic): Move va_end call after user
11926 (warning, warning_at, pedwarn, permerror): Ditto.
11928 2012-04-19 Richard Guenther <rguenther@suse.de>
11930 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
11933 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
11936 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
11937 the case *(X+const).
11939 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
11941 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
11943 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11946 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
11947 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
11949 2012-04-19 Richard Guenther <rguenther@suse.de>
11951 PR rtl-optimization/44688
11952 * loop-iv.c (determine_max_iter): Only return max_iter.
11953 (iv_number_of_iterations): Also use the recorded loop bound
11954 on the maximum number of iterations.
11955 * loop-unroll.c (decide_unroll_runtime_iterations): Use
11956 max_iter to avoid unrolling loops that do not roll.
11957 (decide_unroll_stupid): Likewise.
11959 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
11961 * targhooks.c (default_case_values_threshold): Fix code style nit.
11963 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
11964 case range and type folding from here...
11965 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
11966 type, as documented in tree.def.
11968 2012-04-18 Jan Hubicka <jh@suse.cz>
11970 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
11972 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
11973 cgraph hash and same comdat groups.
11974 (cgraph_optimize): Verify symbol table.
11975 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
11976 (dissolve_same_comdat_group_list): Work on symtab nodes.
11977 (function_and_variable_visibility): Dissolve variable same comdat group
11979 * symtab.c: Include timevar.h
11980 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
11982 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
11984 * tree-switch-conversion.c (info): Remove global pass info.
11985 (check_range, check_process_case, check_final_bb, create_temp_arrays,
11986 free_temp_arrays, gather_default_values, build_constructors,
11987 array_value_type, build_one_array, build_arrays, gen_def_assigns,
11988 fix_phi_nodes, gen_inbound_check): Pass info around from ...
11989 (process_switch): ... here. Unify message format. Return a const
11990 char pointer to the failure reason message.
11991 (do_switchconv): Unify message format. Update process_switch usage.
11993 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
11994 * tree-cfg.c (edge_to_cases): Fix documentation.
11996 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
11998 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
12000 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12002 PR tree-optimization/52976
12003 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
12004 (possibly_move_powi): New function.
12005 (rewrite_expr_tree): Call possibly_move_powi.
12006 (rewrite_expr_tree_parallel): Likewise.
12007 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
12008 call add_to_ops_vec instead.
12010 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12012 PR tree-optimization/52976
12013 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
12014 (decrement_power): Likewise.
12015 (propagate_op_to_single_use): Likewise.
12016 (zero_one_operation): Handle __builtin_pow* calls in linearized
12017 expression trees; factor logic into propagate_op_to_single_use.
12018 (undistribute_ops_list): Allow operands with repeat counts > 1.
12020 2012-04-18 Richard Guenther <rguenther@suse.de>
12022 PR tree-optimization/44688
12023 * cfgloop.h (record_niter_bound): Declare.
12024 * tree-ssa-loop-niter.c (record_niter_bound): Export.
12025 Update the estimation with the upper bound here...
12026 (estimate_numbers_of_iterations_loop): ... instead of here.
12027 Do not forcefully reset a recorded upper bound.
12028 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
12029 Record the maximum number of loop iterations of the prologue loop.
12031 2012-04-18 Jan Hubicka <jh@suse.cz>
12033 * lto-symtab.c (lto_cgraph_replace_node): Update.
12034 * cgraphbuild.c (record_reference, record_type_list,
12035 record_eh_tables, mark_address, mark_load, mark_store): Update.
12036 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
12037 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
12039 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
12040 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
12041 * reload.c: Fix typo in comment.
12042 * rtlanal.c: Likewise.
12043 * tree-emultls.c (gen_emutls_addr): Update.
12044 * ipa-reference.c (analyze_function): Update.
12045 * cgraphunit.c (cgraph_analyze_function,
12046 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
12048 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
12049 (ipa_remove_reference): Likewise.
12050 (ipa_remove_all_refering): Rename to ...
12051 (ipa_remove_all_referring): ... this one; update.
12052 (ipa_dump_references): Update.
12053 (ipa_dump_referring): Update.
12054 (ipa_clone_references): Update.
12055 (ipa_clone_refering): Rename to ...
12056 (ipa_clone_referring): ... this one; update.
12057 (ipa_ref_cannot_lead_to_return): Update.
12058 (ipa_ref_has_aliases_p): Update.
12059 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
12061 (ipa_ref_type): Remove.
12062 (ipa_ref_ptr_u): Remove.
12063 (ipa_ref): Remove referencing, refered, refered_index, refering_type
12064 and refered_type; add referring, referred and referred_index.
12065 (ipa_ref_list): Rename refering to referring.
12066 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
12067 ipa_clone_references, ipa_clone_referring): Update prototypes.
12068 * lto-cgraph.c (referenced_from_other_partition_p): Update.
12069 (lto_output_ref): Update.
12070 (add_references): Update.
12071 (input_varpool_node): Update.
12072 (input_refs): Update.
12073 * ipa-ref-inline.h (ipa_ref_node): Update.
12074 (ipa_ref_varpool_node): Update.
12075 (ipa_ref_referring_node): Update.
12076 (ipa_ref_referring_varpool_node): Update.
12077 (ipa_ref_referring_ref_list): Update.
12078 (ipa_ref_referred_ref_list): Update.
12079 (ipa_ref_list_first_referring): Update.
12080 (ipa_empty_ref_list): Update.
12081 (ipa_ref_list_refering_iterate): Rename to ...
12082 (ipa_ref_list_referring_iterate): ... this one.
12083 * cse.c: Update comment.
12084 * ipa-utils.c (ipa_reverse_postorder): Update.
12085 * tree-ssa-alias.c: Update.
12086 * ipa-inline.c (reset_edge_caches): Update.
12087 (update_caller_keys): Update.
12088 * ipa-inline.h: Update comments.
12089 * jump.c: Update comment.
12090 * alias.c: Likewise.
12091 * ipa.c (process_references): Update.
12092 (cgraph_remove_unreachable_nodes): Likewise.
12093 (ipa_discover_readonly_nonaddressable_var): Likewise.
12094 (cgraph_address_taken_from_non_vtable_p): Likewise.
12095 * trans-mem.c (ipa_tm_execute): Update.
12096 * simplify-rtx.c: Fix comment.
12097 * rtl.c: Fix comment.
12098 * symtab.c (symtab_unregister_node): Update.
12099 * varpool.c (dump_varpool_node): Update.
12100 (varpool_analyze_pending_decls): Update.
12101 (assemble_aliases): Update.
12102 (varpool_for_node_and_aliases): Update.
12104 2012-04-18 Richard Guenther <rguenther@suse.de>
12106 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
12107 use_undefined_p parameter.
12108 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
12109 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
12111 (estimate_numbers_of_iterations): Likewise.
12112 (estimated_loop_iterations): Adjust.
12113 (max_loop_iterations): Likewise.
12114 (scev_probably_wraps_p): Likewise.
12115 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
12116 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
12117 not max_loop_iterations.
12118 (execute_vrp): Remove explicit number of iterations estimation.
12120 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
12122 * config/i386/linux-common.h: New.
12124 * config.gcc: Add i386/linux-common.h before
12125 all i386/linux.h and i386/linux64.h usages.
12127 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
12128 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
12129 * config/i386/gnu-user64.h: Likewise.
12131 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
12132 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
12133 (GNU_USER_TARGET_MATHFILE_SPEC): New.
12134 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
12136 2012-04-18 Jan Hubicka <jh@suse.cz>
12138 * cgraph.c (cgraph_node_name): Remove.
12139 (dump_cgraph_node): Use dump_symtab_base; reformat.
12140 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
12141 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
12143 (cgraph_node_name, varpool_node_name): Remove.
12144 (cgraph_node_asm_name, varpool_node_asm_name,
12145 cgraph_node_name, varpool_node_name): New.
12146 * tree-pass.h (TODO_dump_cgraph): Rename to ...
12147 (TODO_dump_symtab): ... this one.
12148 * ipa-cp (pass_ipa_cp): Update.
12149 * ia-reference.c (generate_summary, read_write_all_from_decl,
12150 propagate, ipa_reference_read_optimization_summary): Update.
12151 * cgraphunit.c (cgraph_analyze_functions): Update.
12152 (cgraph_optimize): Update.
12153 * ipa-ref.c (ipa_dump_references): Update.
12154 (ipa_dump_refering): Update.
12155 * ipa-inline.c (pass_ipa_inline): Update.
12156 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
12157 * ipa.c (pass_ipa_function_visibility,
12158 pass_ipa_whole_program_visibility): Update.
12159 * tree-sra.c (pass_early_ipa_sra): Update.
12160 * symtab.c: Include langhooks.h
12161 (symtab_node_asm_name): New.
12162 (symtab_node_name): New.
12163 (symtab_type_names): New static var.
12164 (dump_symtab_base): New.
12165 (dump_symtab_node, dump_symtab): New.
12166 (debug_symtab_node, debug_symtab): New.
12167 * tree-ssa-structalias.c: Dump symbol table.
12168 * pases.c (execute_todo): Handle TODO_dump_symtab instead
12169 of TODO_dump_cgraph.
12170 * varpoo.c (varpool_node_name): Remove.
12171 (dump_varpool_node): Use dump_symtab_base; reformat.
12173 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12175 * doc/invoke.texi (Language Independent Options): @item should be
12178 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
12181 * rtl.c (rtx_code_size): Handle ADDRESS.
12183 2012-04-17 Tom de Vries <tom@codesourcery.com>
12185 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
12186 is not a STMT_LIST.
12188 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
12191 * config/i386/sync.md (atomic_<code><mode>): Rename to
12192 atomic_<logic><mode>.
12194 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
12196 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
12197 * alias.c (reg_base_value): Expand and update comment.
12198 (arg_base_value): New variable.
12199 (unique_id): Move up file.
12200 (unique_base_value, unique_base_value_p, known_base_value_p): New.
12201 (find_base_value): Use arg_base_value and known_base_value_p.
12202 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
12203 (find_base_term): Use known_base_value_p.
12204 (base_alias_check): Use unique_base_value_p.
12205 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
12206 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
12208 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
12210 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
12212 2012-04-17 Michael Matz <matz@suse.de>
12214 PR tree-optimization/18437
12215 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
12216 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
12217 (vect_check_strided_load): Declare.
12218 * tree-vect-data-refs.c (vect_check_strided_load): New function.
12219 (vect_analyze_data_refs): Use it to accept strided loads.
12220 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
12222 2012-04-17 Richard Guenther <rguenther@suse.de>
12224 PR middle-end/53011
12225 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
12226 loops when redirecting an entry or latch edge.
12228 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
12230 * sel-sched.c (sel_global_init): Revert previous change.
12232 2012-04-17 Richard Guenther <rguenther@suse.de>
12234 * tree-flow.h (array_at_struct_end_p): Move declaration ...
12235 * tree.h (array_at_struct_end_p): ... here.
12236 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
12237 * expr.c (array_at_struct_end_p): ... here. Rewrite.
12239 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
12241 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
12242 COST_TABLE): Remove.
12243 (estimate_case_costs): Remove.
12244 (expand_case): Do not call estimate_case_costs
12245 to set use_cost_table.
12246 (balance_case_nodes): Do not use use_cost_table.
12248 2012-04-16 Jan Hubicka <jh@suse.cz>
12250 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
12251 (hash_node, eq_node): Remove.
12252 (cgraph_create_node): Do not handle hashtable.
12253 (cgraph_get_node): Remove.
12254 (cgraph_insert_node_to_hashtable): Remove.
12255 (hash_node_by_assembler_name): Remove.
12256 (eq_assembler_name): Remove.
12257 (cgraph_node_for_asm): Rewrite.
12258 (cgraph_find_replacement_node): Break out from ...
12259 (cgraph_remove_node): ... here; do not maintain hashtables.
12260 (change_decl_assembler_name): Remove.
12261 (cgraph_clone_node): Do not maintain hashtables.
12262 * cgraph.h (const_symtab_node): New typedef.
12263 (cgraph_insert_node_to_hashtable): Remove.
12264 (symtab_get_node, symtab_node_for_asm,
12265 symtab_insert_node_to_hashtable): Declare.
12266 (cgraph_find_replacement_node): Declare.
12267 (cgraph_get_node, varpool_get_node): Turn into inlines.
12268 (cgraph, varpool): Work sanely on NULL pointers.
12269 (FOR_EACH_SYMBOL): New walker.
12270 * ipa-inline-transform.c (save_inline_function_body): Use
12271 symtab_insert_node_to_hashtable.
12272 * symtab.c: Include ggc.h and diagnostics.h
12273 (symtab_hash, assembler_name_hash): New static vars;
12274 (hash_node, eq_node, hash_node_by_assembler_name,
12275 eq_assembler_name, insert_to_assembler_name_hash,
12276 unlink_from_assembler_name_hash): New.
12277 (symtab_register_node): Update hashtables.
12278 (symtab_insert_node_to_hashtable): New.
12279 (symtab_unregister_node): Update hashtables.
12280 (symtab_get_node): New.
12281 (symtab_node_for_asm): New.
12282 (change_decl_assembler_name): New.
12283 * Makefile.in (symtab.o): Needs GTY.
12284 * varpool.c (varpool_hash): Remove.
12285 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
12286 (varpool_node): Rewrite using varpool_get_node.
12287 (varpool_remove_node): DO not maintain hashtables.
12288 (varpool_node_for_asm): Rewrite.
12290 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
12292 * doc/invoke.texi: Copy-edit to put verbs in the present tense
12293 when describing the current behavior of GCC.
12295 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
12297 * genemit.c (gen_exp): Remove ADDRESS handling.
12298 * genoutput.c (scan_operands): Likewise.
12299 * genpeep.c (match_rtx): Likewise.
12300 * genrecog.c (add_to_sequence): Likewise.
12302 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
12304 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
12306 2012-04-16 Martin Jambor <mjambor@suse.cz>
12308 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
12311 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
12314 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
12315 hints for 'A' operand types.
12317 2012-04-16 Jan Hubicka <jh@suse.cz>
12319 * cgraph.h (symtab_node_base): Add next and previous pointers.
12320 (cgraph_node): Remove next and preivous pointers.
12321 (varpool_node): Likewise; remove next/previous GTY marker;
12322 it is not type safe.
12323 (symtab_node_def): Update GTY marker
12324 (x_cgraph_nodes, cgraph_nodes): Remove.
12325 (symtab_nodes): New function.
12326 (cgraph_order): Rename to ...
12327 (symtab_order): ... this one.
12328 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
12330 (x_varpool_nodes, varpool_nodes): Remove.
12331 (FOR_EACH_STATIC_VARIABLE): Update.
12332 (symtab_function_p, symtab_variable_p): New function.
12333 (FOR_EACH_VARIABLE): Update.
12334 (varpool_first_variable, varpool_next_variable): New functions.
12335 (FOR_EACH_VARIABLE): Update.
12336 (cgraph_first_defined_function): Update.
12337 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
12338 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
12339 (cgraph_first_function, cgraph_next_function): New.
12340 (FOR_EACH_FUNCTION): Update.
12341 (cgraph_first_function_with_gimple_body,
12342 cgraph_next_function_with_gimple_body): Update.
12343 * symtab.c: New file.
12344 * cgraph.c: Update copyright dates.
12345 (x_cgraph_nodes, cgraph_order): Remove.
12346 (NEXT_FREE_NODE): Update.
12347 (SET_NEXT_FREE_NODE): New.
12348 (cgraph_create_node_1): Remove common code.
12349 (cgraph_create_node): Remove common code; call symtab_register_node.
12350 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
12351 (cgraph_add_asm_node): Update.
12352 (cgraph_clone_node): Register new node.
12353 * cgraphunit.c (process_function_and_variable_attributes): Update.
12354 (cgraph_analyze_functions): Update.
12355 (cgraph_analyze_functions): Update.
12356 (cgraph_output_in_order): Update.
12357 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
12359 * ipa-inline.c (recursive_inlining): Update.
12360 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
12361 * ipa.c (cgraph_remove_unreachable_nodes): Update.
12362 * Makefile.in: Add symtab.o
12363 * varpool.c (x_varpool_nodes): Remove
12364 (varpool_node): Remove common code; call symtab_register_node.
12365 (varpool_remove_node): Remove common code; call symtab_unregister_node.
12367 2012-04-16 Richard Guenther <rguenther@suse.de>
12369 PR middle-end/52977
12370 * tree.h (VECTOR_CST_NELTS): Adjust.
12371 (struct tree_vector): Add explicit length field.
12372 (make_vector_stat): Declare.
12373 (make_vector): Define.
12374 * tree.c (make_vector_stat): New function.
12375 (build_vector_stat): Use it.
12376 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
12378 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12380 PR tree-optimization/52976
12381 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
12382 (undistribute_ops_list): Ops with repeat counts aren't eligible for
12384 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
12386 2012-04-16 Jan Hubicka <jh@suse.cz>
12388 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
12390 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
12391 walkers to walk cgraph and varpool.
12392 * cgraph.c (cgraph_node_for_asm): Likewise.
12393 (dump_cgraph): Likewise.
12394 * value-prof.c (init_node_map): Likewise.
12395 * tree.c (free_lang_data_in_cgraph): Likewise.
12396 * tree-emutls.c: (ipa_lower_emutls): Likewise.
12397 * ipa-reference.c (generate_summary, propagate): Likewise.
12398 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
12399 cgraph_mark_functions_to_output, cgraph_output_in_order,
12400 output_weakrefs, cgraph_materialize_all_clones,
12401 cgraph_optimize): Likewise.
12402 * lto-cgraph.c (merge_profile_summaries): Likewise.
12403 (input_cgraph): Likewise.
12404 * ipa-pure-const.c (generate_summary): Likewise.
12405 (propagate): Likwise.
12406 * ipa-utils.c (ipa_reduced_postorder): Likewise.
12407 (ipa_free_postorder_info): Likewise.
12408 (ipa_reverse_postorder): Likewise.
12409 * ipa-inline.c (ipa_inline): Likewise.
12410 * matrix-reorg.c (find_matrices_decl): Likewise.
12411 (matrix_reorg): Likewise.
12412 * tree-vectorizer.c (increase_alignment): Likewise.
12413 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
12414 (function_and_variable_visibility): Likewise.
12415 (whole_program_function_and_variable_visibility): Likewise.
12416 (ipa_cdtor_merge): Likewise.
12417 * trans-mem.c (ipa_tm_execute): Likewise.
12418 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
12419 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
12420 (ipa_print_all_params): Likewise.
12421 (ipa_update_after_lto_read): Likewise.
12422 * tree-profie.c (tree_profiling): Likewise.
12423 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
12424 * passes.c (dump_passes): Likewise.
12425 (do_per_function): Likewise.
12426 (ipa_write_summaries): Likewise.
12427 * varpool.c (dump_varpool): Likewise.
12428 (varpool_node_for_asm): Likewise.
12429 (varpool_assemble_pending_decls): Likewise.
12431 2012-04-16 Richard Guenther <rguenther@suse.de>
12433 PR tree-optimization/52975
12434 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
12435 condition but always mark it with TRUTH_NOT_EXPR.
12437 2012-04-16 Richard Guenther <rguenther@suse.de>
12439 PR tree-optimization/52975
12440 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
12441 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
12442 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
12443 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
12445 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
12447 * config/i386/sse.md (ssse3_plusminus): New code iterator.
12448 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
12449 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
12450 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
12451 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
12452 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
12453 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
12455 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
12456 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
12457 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
12458 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
12459 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
12460 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
12462 (xop_plus): New code iterator.
12463 (macs): New code attribute.
12465 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
12466 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
12468 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
12469 xop_plus code iterator.
12470 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
12471 xop_plus code iterator.
12472 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
12473 xop_plus code iterator.
12474 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
12475 xop_plus code iterator.
12477 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
12478 any_extend code iterator.
12479 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
12480 any_extend code iterator.
12481 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
12482 any_extend code iterator.
12483 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
12484 any_extend code iterator.
12485 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
12486 any_extend code iterator.
12487 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
12488 any_extend code iterator.
12490 2012-04-14 Tom de Vries <tom@codesourcery.com>
12492 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
12493 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
12494 DELETED_LABEL note, and move it to ...
12495 * cfgrtl.c (delete_insn): ... here. Change return type to void.
12496 (delete_insn_and_edges): Likewise.
12497 (delete_insn_chain): Handle new return type of delete_insn. Delete
12498 chain backwards rather than forwards.
12499 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
12501 * cfglayout.c (fixup_reorder_chain): Delete unused label.
12503 2012-04-14 Jan Hubicka <jh@suse.cz>
12505 * cgraph.h: Update copyrights;
12506 (symtab_node): Turn to union typedef.
12507 (symtab_node_base): New structure.
12508 (symtab_type): Add SYMTAB_SYMBOL tag.
12509 (cgraph_node): Annotate some pinters with nested_ptr.
12510 (varpool_node): Likewise.
12511 (cgraph_local_info): Remove lto_file_data
12512 and externally_visible.
12513 (cgraph_node): Remove decl; same_comdat_group list;
12514 aux; ref_list; order; address_taken; reachable_from_other_parittion,
12515 in_other_partition; resolution.
12516 (varpool_node): Remove decl; same_comdat_group;
12517 ref_list; lto_file_data; aux; order; resolution; externally_visible;
12518 used_from_other_partition; in_other_partition.
12519 (symtab_node_def): New union.
12520 (cgraph, varpool): Update.
12521 (varpool_first_static_initializer, varpool_next_static_initializer,
12522 cgraph_only_called_directly_or_aliased_p,
12523 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
12524 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
12525 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
12527 * cgraph.c: Likewise.
12528 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
12529 * cgraphbuild.c: Likewise.
12530 * lto-symtab.c: Likewise.
12531 * c-gimplify.c: Likewise.
12532 * value-prof.c: Likewise.
12533 * tree.c: Likewise.
12534 * ipa-cp.c: Likewise.
12535 * tree-emutls.c: Likewise.
12536 * ipa-inline-transform.c: Likwise.
12537 * ipa-reference.c: Likewise.
12538 * cgraphunit.c: Likewise.
12539 * ipa-ref.c: Likewise.
12540 * lto-cgraph.c: Likewise.
12541 * ipa-ref-inline.h: Likewise.
12542 * ipa-pure-const.c: Likewise.
12543 * lto-streamer-out.c: Likewise.
12544 * ipa-utils.c: Likewise.
12545 * ipa-inline.c: Likewise.
12546 * matrix-reorg.c: Likewise.
12547 * tree-eh.c: Likewise.
12548 * tree-vectorizer.c: Likewise.
12549 * ipa-split.c: Likewise.
12551 * trans-mem.c: Likewise.
12552 * ipa-inline-analysis.c: Likewise.
12553 * gimplify.c: Likewise.
12554 * cfgexpand.c: Likewise.
12555 * tree-sra.c: Likewise.
12556 * ipa-prop.c: Likewise.
12557 * varasm.c: Likewise.
12558 * tree-nested.c: Likewise.
12559 * tree-inline.c: Likewise.
12560 * tree-profile.c: Likewise.
12561 * tree-ssa-structalias.c: Likewise.
12562 * passes.c: Likewise.
12563 * varpool.c: Likewise.
12565 2012-04-14 Tom de Vries <tom@codesourcery.com>
12567 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
12568 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
12569 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
12571 (gsi_advance_fw_nondebug_nonlocal): New function.
12572 (local_def): Removed function.
12573 (same_succ_hash): Use stmt_local_def.
12574 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
12575 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
12577 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
12579 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
12580 and __ILP32__ for x32.
12582 2012-04-13 Martin Jambor <mjambor@suse.cz>
12584 PR middle-end/52939
12585 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
12586 fold_ctor_reference returns a zero constant.
12588 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
12590 * config.gcc: Add i386/gnu-user-common.h before all
12591 i386/gnu-user.h and i386/gnu-user64.h usages.
12593 * config/i386/gnu-user-common.h: New.
12595 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
12596 (CC1_SPEC): Likewise.
12597 (ENDFILE_SPEC): Likewise.
12598 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
12599 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
12600 (TARGET_OS_CPP_BUILTINS): Likewise.
12601 (LIBGCC2_HAS_TF_MODE): Likewise.
12602 (LIBGCC2_TF_CEXT): Likewise.
12603 (TF_SIZE): Likewise.
12604 (TARGET_ASM_FILE_END): Likewise.
12605 (STACK_CHECK_MOVING_SP): Likewise.
12606 (STACK_CHECK_STATIC_BUILTIN): Likewise.
12607 * config/i386/gnu-user64.h: Likewise.
12609 2012-04-13 Martin Jambor <mjambor@suse.cz>
12611 * expr.c (expand_expr_real_1): Pass type, not the expression, to
12612 set_mem_attributes for a memory temporary. Do not call the function
12613 for the memory temporary created for a bitfield.
12615 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
12618 * df.h (enum debug_temp_where): New.
12619 (dead_debug_init, dead_debug_finish) Declare.
12620 (dead_debug_add, dead_debug_insert_temp): Declare.
12621 (struct dead_debug_use, struct dead_debug): Moved from...
12622 * df-problems.c: ... here.
12623 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
12625 (df_create_unused_note): Likewise.
12626 (df_set_dead_notes_for_mw): Move comment where it belongs.
12627 (dead_debug_init): Export.
12628 (dead_debug_reset_uses): New, factored out of...
12629 (dead_debug_finish): ...this. Export.
12630 (dead_debug_reset): Remove.
12631 (dead_debug_add): Export.
12632 (dead_debug_insert_before): Rename to...
12633 (dead_debug_insert_temp): ... this. Add where argument. Export.
12634 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
12635 Return insertion count.
12636 (df_note_bb_compute): Adjust.
12637 * dce.c (word_dce_process_block): Adjust dead debug uses.
12638 (dce_process_block): Likewise.
12640 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
12642 * df-problems.c (df_note_bb_compute): Do not take note of
12643 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
12645 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
12648 * var-tracking.c (expand_depth): New type.
12649 (onepart_aux, expand_loc_callback_data): Change depth type to it.
12650 (loc_exp_dep_alloc): Adjust initializer.
12651 (update_depth): Use new type. Add entryvals.
12652 (vt_expand_var_loc_chain): Take note of expansions with
12653 ENTRY_VALUEs, but don't accept them right away. Run an optional
12654 second pass accepting the minimum ENTRY_VALUE count found in the
12656 (vt_expand_loc_callback, INIT_ELCD): Adjust.
12658 2012-04-13 Tom de Vries <tom@codesourcery.com>
12660 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
12661 parameters vuse and vuse_escaped.
12662 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
12663 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
12666 2012-04-13 Richard Guenther <rguenther@suse.de>
12668 PR tree-optimization/52969
12669 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
12670 the condition for the COND_EXPR and handle predicate negation
12671 by swapping the COND_EXPR arms.
12673 2012-04-13 Nick Clifton <nickc@redhat.com>
12675 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
12676 TODO_dump_func flag.
12678 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
12680 PR rtl-optimization/52203
12681 PR rtl-optimization/52715
12683 Revert the 2012-03-07 fix for PR 52203.
12684 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
12685 the insn does not modify DFA right before issuing, adjust
12686 issue_rate accordingly.
12688 2012-04-13 Richard Guenther <rguenther@suse.de>
12691 * c-typeck.c (pointer_diff): Remove bogus assert.
12693 2012-04-13 Richard Guenther <rguenther@suse.de>
12696 * convert.c (convert_to_pointer): Remove special-casing of zero.
12698 2012-04-13 Joey Ye <joey.ye@arm.com>
12700 * config/arm/constraints.md (Pe): New constraint.
12701 * config/arm/arm.md: New split for imm 256-510.
12703 2012-04-13 Terry Guo <terry.guo@arm.com>
12705 * config/arm/arm-cores.def: Added core cortex-m0plus.
12706 * config/arm/arm-tune.md: Regenerated.
12707 * config/arm/arm-tables.opt: Regenerated.
12708 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
12710 2012-04-13 Alan Modra <amodra@gmail.com>
12713 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
12714 tie regs on destination of sets. Delete forward declaration.
12715 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
12716 (rs6000_emit_prologue): Likewise.
12717 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
12719 (is_mem_ref): Use tie_operand to recognise stack ties.
12720 * config/rs6000/predicates.md (tie_operand): New.
12721 * config/rs6000/rs6000.md (restore_stack_block): Generate new
12723 (restore_stack_nonlocal): Likewise.
12724 (stack_tie): Update.
12725 (frame_tie): Delete.
12727 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12729 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
12730 HOST_WIDE_INT_PRINT_DEC in format strings.
12732 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
12735 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
12736 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
12737 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
12738 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
12739 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
12740 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
12741 avx2_permvarv8si using VI4F_256 mode iterator.
12742 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
12743 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
12744 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
12745 gen_avx2_permvarv8sf.
12746 (expand_vec_perm_pshufb): Ditto.
12748 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12751 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
12752 the list of options to enable the FCFID instruction.
12753 (TARGET_EXTRA_BUILTINS): Adjust comment.
12755 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12757 PR tree-optimization/18589
12758 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
12759 (operand_entry): Add count field.
12760 (add_repeat_to_ops_vec): New function.
12761 (completely_remove_stmt): Likewise.
12762 (remove_def_if_absorbed_call): Likewise.
12763 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
12764 (acceptable_pow_call): New function.
12765 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
12766 entries with repeat counts when found.
12767 (repeat_factor_d): New struct and associated typedefs.
12768 (repeat_factor_vec): New static vector variable.
12769 (compare_repeat_factors): New function.
12770 (get_reassoc_pow_ssa_name): Likewise.
12771 (attempt_builtin_powi): Likewise.
12772 (reassociate_bb): Call attempt_builtin_powi.
12773 (fini_reassoc): Two new calls to statistics_counter_event.
12775 2012-04-12 Richard Guenther <rguenther@suse.de>
12777 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
12778 * cgraph.h (tree_rest_of_compilation): Remove.
12779 * cgraph.c (cgraph_add_new_function): Move ...
12780 * cgraphunit.c (cgraph_add_new_function): ... here.
12781 (tree_rest_of_compilation): Make static.
12782 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
12783 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
12784 gate_all_early_local_passes, execute_all_early_local_passes,
12785 pass_early_local_passes, gate_all_early_optimizations,
12786 pass_all_early_optimizations): Move ...
12787 * passes.c (gate_all_optimizations, pass_all_optimizations,
12788 gate_all_early_local_passes, execute_all_early_local_passes,
12789 pass_early_local_passes, gate_all_early_optimizations,
12790 pass_all_early_optimizations): ... here.
12791 * tree-optimize.c (execute_free_datastructures): Remove.
12792 * tree-flow.h (execute_free_datastructures): Remove.
12793 * tree-optimize.c (execute_init_datastructures,
12794 pass_init_datastructures): Move ...
12795 * tree-ssa.c (execute_init_datastructures,
12796 pass_init_datastructures): ... here.
12797 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
12798 execute_free_datastructures.
12800 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
12802 * dbgcnt.def (ira_move): New counter.
12803 * ira-int.h (ira_create_new_reg): Declare function.
12804 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
12805 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
12806 no longer static. All callers changed.
12807 * ira.c: Include "dbgcnt.h".
12808 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
12809 move_unallocated_pseudos): New static functions.
12810 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
12811 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
12812 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
12813 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
12814 to the pseudos generated in find_moveable_pseudos.
12815 * Makefile.in (ira.o): Add $(DBGCNT_H).
12817 2012-04-12 Richard Guenther <rguenther@suse.de>
12819 PR tree-optimization/52943
12820 * tree-chrec.h (chrec_is_positive): Remove.
12821 * tree-scalar-evolution.c (chrec_is_positive): Move ...
12822 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
12823 Return false for a constant zero instead of negative.
12824 (analyze_siv_subscript_cst_affine): Handle zero difference
12825 in the initial condition explicitely.
12827 2012-04-12 Richard Guenther <rguenther@suse.de>
12829 * tree-parloops.c (parallelize_loops): Also consult the upper
12830 bound for the number of iterations.
12831 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12832 (loop_prefetch_arrays): Likewise.
12834 2012-04-12 Richard Guenther <rguenther@suse.de>
12836 * cfgloop.h (estimated_loop_iterations_int): Ditch
12837 'conservative' parameter.
12838 (max_stmt_executions_int): Likewise.
12839 (estimated_loop_iterations): Likewise.
12840 (max_stmt_executions): Likewise.
12841 (max_loop_iterations): Declare.
12842 (max_loop_iterations_int): Likewise.
12843 (estimated_stmt_executions): Likewise.
12844 (estimated_stmt_executions_int): Likewise.
12845 * tree-ssa-loop-niter.c (estimated_loop_iterations):
12847 (max_loop_iterations): ... this.
12848 (estimated_loop_iterations_int): Split parts to ...
12849 (max_loop_iterations_int): ... this.
12850 (max_stmt_executions_int): Split parts to ...
12851 (estimated_stmt_executions_int): ... this.
12852 (max_stmt_executions): Split parts to ...
12853 (estimated_stmt_executions): ... this.
12854 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
12855 * predict.c (predict_loops): Likewise.
12856 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
12857 (analyze_siv_subscript_cst_affine): Likewise.
12858 (compute_overlap_steps_for_affine_1_2): Likewise.
12859 (analyze_subscript_affine_affine): Likewise.
12860 (init_omega_for_ddr_1): Likewise.
12861 * tree-parloops.c (parallelize_loops): Likewise.
12862 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
12863 (may_eliminate_iv): Likewise.
12864 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12865 (loop_prefetch_arrays): Likewise.
12866 * tree-vrp.c (adjust_range_with_scev): Likewise.
12868 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
12870 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
12871 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
12873 (dump_table): Use bool type for need_align and have_df variables.
12874 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
12875 (regs_used): Remove register modifier.
12876 (barrier_align): Move variables slot, credit, jump_to_next
12877 into if block above for loop. Use bool type for jump_to_next.
12878 (sh_function_arg): Use NULL_RTX instead of 0.
12880 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
12882 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
12883 (bswapsi2): New expander.
12885 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
12887 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
12888 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
12890 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
12892 PR rtl-optimization/52876
12893 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
12894 Don't call mark_reg_pointer for incompatible pointer sign extension.
12896 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
12899 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
12901 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
12902 comparisons against TYPE_PRECISION.
12903 * tree-ssa-forwprop.c (combine_conversions): Likewise.
12905 2012-04-11 Xinliang David Li <davidxl@google.com>
12907 * tree-passes.h: Remove TODO_dump_func.
12908 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
12909 * trans-mem.c: Remove TODO_dump_func.
12910 * ira.c: Remove TODO_dump_func.
12912 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
12914 * config/i386/i386.c (ix86_option_override_internal): Check
12915 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
12916 after TARGET_64BIT is updated.
12918 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
12920 * config/sh/sh.h: Remove old secondary reload code.
12922 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
12924 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
12925 (ready_reorder): ... this function.
12927 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
12929 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
12932 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
12933 insns so that no other insn is queued for a time before them.
12935 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
12938 2012-04-11 Richard Guenther <rguenther@suse.de>
12940 PR middle-end/52621
12941 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
12942 consider loop nesting.
12943 (evolution_function_is_univariate_p): Properly check the remainder
12946 2012-04-11 Richard Guenther <rguenther@suse.de>
12948 PR middle-end/52918
12949 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
12951 2012-04-11 Nick Clifton <nickc@redhat.com>
12953 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
12954 information, if requested.
12956 * config/rx/rx.c (rx_expand_prologue): Likewise.
12958 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
12959 Michael Matz <matz@suse.de>
12962 * rtlanal.c (unsigned_reg_p): New function.
12963 Update copyright notice dates.
12964 * rtl.h (unsigned_reg_p): Prototype it.
12965 Update copyright notice dates.
12966 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
12968 * expr.c (expand_expr_real_1): Set register attributes.
12969 * stmt.c (expand_case): Likewise.
12971 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
12974 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
12975 consider_sh2a and allow_zero.
12976 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
12977 (disp_addr_displacement): New function.
12978 (sh_address_cost): Use disp_addr_displacement function instead
12979 of DISP_ADDR_OFFSET.
12980 (sh_legitimate_address_p): Adapt to changed
12981 sh_legitimate_index_p declaration.
12982 (sh_find_mov_disp_adjust): Remove HImode check.
12983 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
12984 disp_addr_displacement and max_mov_insn_displacement.
12985 (max_mov_insn_displacement): Remove HImode check.
12986 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
12987 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
12988 * config/sh/constraints.md (K05, K13): New constraints.
12989 (K12): Correct comment.
12990 (Sdd): Do not use DISP_ADDR_P macro.
12991 (Snd, Sbw): Use satisfies_constraint_Sdd.
12992 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
12993 (*extendhisi2_compact, movhi_i): Remove.
12994 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
12995 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
12996 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
12997 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
12998 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
12999 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
13000 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
13002 Add new peepholes for HImode displacement addressing.
13004 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
13006 * config/sh/sh.h (SIDI_OFF): Remove.
13007 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
13008 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
13009 or operand_subword.
13011 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
13014 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
13015 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
13016 * doc/md.texi (Standard Names): Add bswap.
13017 * builtin-types.def (BT_UINT16): New primitive type.
13018 (BT_FN_UINT16_UINT16): New function type.
13019 * builtins.def (BUILT_IN_BSWAP16): New.
13020 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
13021 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
13022 expand_builtin_bswap.
13023 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
13024 (fold_builtin_1): Likewise.
13025 (is_inexpensive_builtin): Likewise.
13026 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
13027 missing bits for bswap to libcall code.
13028 * tree.c (build_common_tree_nodes): Build uint16_type_node.
13029 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
13030 (uint16_type_node): New define.
13031 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
13032 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
13034 (rs6000_init_builtins): Likewise.
13035 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
13037 2012-04-11 Tristan Gingold <gingold@adacore.com>
13039 * doc/extend.texi (Type Attributes): Move paragraph.
13041 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
13044 * diagnostic.h (show_caret): Declare.
13045 (caret_max_width): Declare.
13046 (diagnostic_show_locus): Declare.
13047 * diagnostic.c (diagnostic_initialize): Initialize to false.
13048 (diagnostic_show_locus): New.
13049 (diagnostic_report_diagnostic): Call it.
13050 (getenv_columns): New.
13051 (adjust_line): New.
13052 (diagnostic_set_caret_max_width): New.
13053 * input.c (read_line): New.
13054 (location_get_source_line): New.
13055 * input.h (location_get_source_line): Declare.
13056 * toplev.c (general_init): Initialize show_caret from options.
13057 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
13058 * opts.c (common_handle_option): Likewise.
13059 * pretty-print.h (pp_get_prefix): New.
13060 (pp_base_get_prefix): New.
13061 * common.opt (fdiagnostics-show-caret): New option.
13062 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
13064 2012-04-11 Richard Guenther <rguenther@suse.de>
13066 PR rtl-optimization/52881
13067 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
13069 2012-04-11 Richard Guenther <rguenther@suse.de>
13071 PR tree-optimization/52912
13072 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
13073 manipulation code we are threading through a loop header
13074 to an exit destination.
13076 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13078 * tree.h (warn_if_unused_value): Move declaration from here.
13079 * stmt.c (warn_if_unused_value): Move definition from here.
13081 2012-04-10 Michael Matz <matz@suse.de>
13083 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
13085 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
13086 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
13087 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
13088 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
13089 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
13090 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
13091 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
13092 (vect_record_strided_load_vectors): Rename to
13093 vect_record_grouped_load_vectors.
13094 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
13095 Rename use of above macros.
13096 (vect_verify_datarefs_alignment): Ditto.
13097 (vector_alignment_reachable_p): Ditto.
13098 (vect_peeling_hash_get_lowest_cost): Ditto.
13099 (vect_enhance_data_refs_alignment): Ditto.
13100 (vect_analyze_group_access): Ditto and rename stride to groupsize.
13101 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
13102 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
13103 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
13104 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
13105 (vect_record_strided_load_vectors): Rename to
13106 vect_record_grouped_load_vectors.
13107 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
13108 (destroy_loop_vec_info): Ditto.
13109 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
13110 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
13111 (vect_analyze_slp): Ditto.
13112 (new_bb_vec_info): Ditto.
13113 (destroy_bb_vec_info): Ditto.
13114 (vect_schedule_slp_instance): Ditto and rename strided_store to
13116 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
13117 vect_cost_group_size.
13118 (vect_model_store_cost): Rename use of above macros and call
13119 to vect_cost_strided_group_size.
13120 (vect_model_load_cost): Ditto.
13121 (vectorizable_store): Ditto, rename strided_store to grouped_store
13122 and calls to renamed tree-vectorizer.h functions.
13123 (vectorizable_load): Ditto.
13124 (vect_transform_stmt): Rename use of above macros and strided_store
13127 2012-04-10 Jan Hubicka <jh@suse.cz>
13129 * cgraph.h: Remove misledaing comment on ipa-ref.h.
13130 (symtab_type): New enum.
13131 (symtab_node): New structure.
13132 (cgraph_node, varpool_node): Add symbol base type.
13133 (cgraph, varpool): New accestor functions.
13134 * cgraph.c (cgraph_create_node_1): Set symbol type.
13135 * varpool.c (varpool_node): Set symbol type.
13137 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
13138 Richard Sandiford <rdsandiford@googlemail.com>
13140 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
13142 2012-04-10 Richard Guenther <rguenther@suse.de>
13144 PR middle-end/52888
13145 * gimple-low.c (gimple_check_call_args): Properly account for
13146 compatible aggregate types.
13148 2012-04-10 Richard Guenther <rguenther@suse.de>
13150 * toplev.h (tree_rest_of_compilation): Remove.
13151 * tree-optimize.c (tree_rest_of_compilation): Likewise.
13152 * cgraph.h (tree_rest_of_compilation): Declare.
13153 * tree-optimize.c (tree_rest_of_compilation): Move ...
13154 * cgraphunit.c (tree_rest_of_compilation): ... here.
13155 * cgraph.c (cgraph_add_new_function): Adjust.
13156 * Makefile.in (tree-optimize.o): Adjust.
13157 (cgraphunit.o): Likewise.
13159 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
13161 PR tree-optimization/52870
13162 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
13163 presumed pattern statement is within the same loop or basic block.
13165 2012-04-10 Tristan Gingold <gingold@adacore.com>
13167 * gengtype.c (main): Make uintptr_t a known type.
13169 2012-04-10 Richard Guenther <rguenther@suse.de>
13171 * tree-pass.h (tree_lowering_passes): Remove.
13172 * tree-optimize.c (tree_lowering_passes): Remove.
13173 * cgraph.c (cgraph_add_new_function): Inline relevant parts
13174 of tree_lowering_passes, avoid redundant call of early local passes.
13175 * cgraphunit.c (cgraph_lower_function): Fold into ...
13176 (cgraph_analyze_function): ... its single caller. Inline
13177 relevant parts of tree_lowering_passes.
13179 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
13182 * config/pa/pa.opt: Remove SIO and GNU_LD.
13184 2012-04-09 Jan Hubicka <jh@suse.cz>
13189 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
13190 boundary, add its target too.
13191 * lto.c (add_references_to_partition): Add also aliased nodes.
13192 (add_cgraph_node_to_partition,
13193 add_varpool_node_to_partition): Work on nodes, not functions/variables;
13194 when adding alias, add also the aliased object.
13196 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
13199 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
13200 VOIDmode immediate operands.
13201 * config/i386/constraints.md (Wz): New constraint.
13202 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
13204 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
13207 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
13208 the DECL generated for the special GOT helper.
13210 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
13212 * config/sh/constraints.md: Update list of constraints in
13214 (Sr0): Remove unused memory constraint.
13216 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13218 * tree-pretty-print.h: Update comment.
13220 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
13222 * config/sh/sh.md: Use braced string notation where applicable.
13223 (*prefetch_i4, prefetch_m2a): Merge into ...
13224 (*prefetch): ... this new insn.
13226 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
13228 * config/sh/sh.h (high_life_started): Remove
13229 * config/sh/predicates.md (general_movdst_operand): Use
13230 'reload_in_progress' instead of 'high_life_started'.
13231 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
13232 divsi_inv_fp): Likewise.
13234 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
13236 * config/sh/sh-protos.h (prepare_move_operands): Return void
13238 * config/sh/sh.c (prepare_move_operands): Likewise.
13239 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
13241 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
13243 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
13244 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
13245 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
13246 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
13247 commutative_float_operator, noncommutative_float_operator,
13248 sh_handle_pragma): Remove.
13250 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
13252 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
13253 Use @option markup on command-line options. Use @samp markup on
13254 literal keywords to options. Use @code markup on code fragments.
13255 Use other markup in preference to quotation marks in the text.
13256 Add markup to some passages without any.
13258 2012-04-06 Mike Stump <mikestump@comcast.net>
13260 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
13262 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
13264 * config/sh/sh.c (hi_const): Remove.
13265 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
13268 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
13270 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
13272 * config/sh/sh.c (sh_expand_t_scc): Likewise.
13273 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
13274 calling sh_expand_t_scc.
13276 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
13278 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
13279 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
13280 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
13281 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
13282 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
13283 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
13284 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
13285 sh2a_is_function_vector_call): Use bool as return type.
13286 (sh_pass_in_reg_p): Remove.
13287 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
13288 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
13289 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
13290 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
13291 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
13292 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
13293 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
13294 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
13295 sh_loads_bankedreg_p): Use bool as return type.
13296 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
13297 'register' modifier.
13299 2012-04-06 Matt Turner <mattst88@gmail.com>
13301 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
13303 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
13305 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
13306 of the destination isn't also a FP_REGS register.
13308 2012-04-05 Teresa Johnson <tejohnson@google.com>
13309 H.J. Lu <hongjiu.lu@intel.com>
13311 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
13312 * config/i386/i386.md (move immediate to memory peephole2):
13313 Add cases for HImode move when LCP stall avoidance is needed.
13314 * config/i386/i386.c (initial_ix86_tune_features): Initialize
13315 X86_TUNE_LCP_STALL entry.
13317 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
13320 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
13321 CONST_INT operands, zero-extended with AND.
13323 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
13326 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
13327 first argument instead of mode size. Move displacement calculations
13329 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
13330 ... these new functions.
13331 (disp_adjust): Remove max_mov_disp field.
13332 (sh_legitimate_index_p): Use max_mov_insn_displacement and
13333 mov_insn_alignment_mask.
13334 (sh_address_cost): Use max_mov_insn_displacement.
13336 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
13338 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
13339 (arch_enabled): Handle new arch types.
13340 (one_cmpldi2): Add NEON support.
13342 2012-04-05 Richard Guenther <rguenther@suse.de>
13344 * gimple.c (walk_gimple_op): Compute val_only for the LHS
13345 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
13346 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
13347 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
13348 ... here and make static.
13349 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
13352 2012-04-05 Richard Guenther <rguenther@suse.de>
13354 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
13355 basic-block before removing it.
13357 2012-04-05 Richard Guenther <rguenther@suse.de>
13359 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
13360 version namespace as we release the freelist.
13362 2012-04-05 Richard Guenther <rguenther@suse.de>
13364 * tree-nrv.c (tree_nrv): Release VDEFs.
13365 * tree-sra.c (sra_modify_constructor_assign): Likewise.
13366 (sra_modify_assign): Likewise.
13367 * tree-vect-stmts.c (vect_remove_stores): Likewise.
13368 * tree-vect-loop.c (vect_transform_loop): Likewise.
13369 * tree-ssa-dom.c (optimize_stmt): Likewise.
13370 * tree-vect-slp.c (vect_schedule_slp): Likewise.
13371 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
13373 2012-04-05 Richard Guenther <rguenther@suse.de>
13375 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
13377 * gimple.h (gsi_remove): Adjust.
13378 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
13379 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
13380 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
13381 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
13382 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
13383 * tree-ssa-pre.c (eliminate): Likewise.
13385 2012-04-04 Mike Stump <mikestump@comcast.net>
13387 * doc/rtl.texi (const_double): Document as sign-extending.
13388 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
13389 * emit-rtl.c (immed_double_int_const): Refine to state the
13391 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
13392 CONST_DOUBLE integers.
13393 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
13394 negative values are converted. Fix conversions bigger than
13395 HOST_BITS_PER_WIDE_INT.
13396 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
13397 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
13398 * explow.c (plus_constant_mode): Add.
13399 (plus_constant): Implement with plus_constant_mode.
13400 * rtl.h (plus_constant_mode): Add.
13402 2012-04-04 Richard Guenther <rguenther@suse.de>
13404 PR tree-optimization/52808
13405 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
13406 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
13408 2012-04-04 Tristan Gingold <gingold@adacore.com>
13410 * expr.c (expand_expr_real_2): Handle larger sizetype in
13413 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
13415 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
13416 to m2a-single instead of m2e.
13418 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
13420 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
13421 Change type of BITOFFSET to signed. Make sure the lower bound of
13422 the computed range is non-negative by adjusting OFFSET and BITPOS.
13423 (expand_assignment): Adjust call to get_bit_range.
13425 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
13427 * h8300/h8300.c (h8300_current_function_monitor_function_p):
13428 New function. Added to check monitor functions.
13429 (h8300_option_override): Modified to generate error/warning
13430 messages for invalid combinations of different command line
13432 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
13433 save EXR on stack for monitor function in case of H8S target
13434 when "-mno-exr" is passed.
13435 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
13437 * doc/invoke.texi: Document H8S options.
13439 2012-04-03 Tristan Gingold <gingold@adacore.com>
13441 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
13442 of gcc_AC_FUNC_MMAP_BLACKLIST.
13443 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
13444 * Makefile.in (aclocal_deps): Add mmap.m4.
13445 * configure: Regenerate.
13446 * aclocal.m4: Regenerate.
13448 2012-04-03 Richard Guenther <rguenther@suse.de>
13450 PR tree-optimization/52808
13451 * tracer.c (tail_duplicate): Return whether we have duplicated
13453 (tracer): If we have duplicated any block, cleanup the CFG.
13454 * cfghooks.c (duplicate_block): If we duplicated a loop
13455 header but not its loop, destroy the loop because it now has
13457 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
13458 the cfg manipulation routines we are not creating a multiple
13461 2012-04-03 Tristan Gingold <gingold@adacore.com>
13463 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
13465 (vms_c_common_override_options): Allow parameterless variadic
13468 2012-04-03 Jakub Jelinek <jakub@redhat.com>
13470 PR tree-optimization/52835
13471 * tree-data-ref.c (build_rdg): Return NULL if
13472 compute_data_dependences_for_loop failed.
13474 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
13476 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
13477 for REAL_CST as well.
13478 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
13479 In the bitfield case, if the value is a REAL_CST, convert it first to
13482 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
13484 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
13485 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
13486 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
13488 * config/i386/biarchx32.h: New.
13490 2012-04-02 Anatoly Sokolov <aesok@post.ru>
13492 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
13493 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
13494 (arm_preferred_reload_class): New function.
13496 2012-04-02 Richard Guenther <rguenther@suse.de>
13498 PR tree-optimization/52756
13499 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
13500 (thread_through_loop_header): After threading through the loop latch
13501 remove the split part from the loop and clear further threading
13502 opportunities that would create a multiple entry loop.
13504 2012-04-02 Richard Guenther <rguenther@suse.de>
13506 PR rtl-optimization/52800
13507 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
13508 CLEANUP_CFG_CHANGED.
13510 2012-04-02 Richard Guenther <rguenther@suse.de>
13512 PR middle-end/52803
13513 * loop-init.c (gate_handle_loop2): Destroy loops here if
13514 we don't enter RTL loop optimizers.
13516 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
13519 2012-03-29 Richard Guenther <rguenther@suse.de>
13521 * rtl.h (extended_count): Remove.
13522 * combine.c (extended_count): Remove.
13524 2012-04-02 Dodji Seketeli <dodji@redhat.com>
13527 * pt.c (more_specialized_fn): Don't apply decay conversion to
13528 types of function parameters.
13530 2012-04-02 Tristan Gingold <gingold@adacore.com>
13532 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
13533 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
13534 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
13535 (ggc_pch_this_base): Use uintptr_t instead of size_t.
13537 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
13540 * config/i386/i386.c (ix86_option_override_internal): Don't
13541 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
13543 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
13545 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
13546 (stmt_can_make_abnormal_goto): Use it.
13547 (is_ctrl_altering_stmt): Likewise.
13549 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
13550 Kaz Kojima <kkojima@gcc.gnu.org>
13552 * config/sh/sh.c (push_regs): Skip banked registers when
13553 resbank attribute is specified.
13554 (sh_expand_epilogue): Likewise.
13556 2012-03-30 Richard Henderson <rth@redhat.com>
13559 * combine-stack-adj.c (prev_active_insn_bb): New.
13560 (next_active_insn_bb): New.
13561 (force_move_args_size_note): New.
13562 (combine_stack_adjustments_for_block): Use it.
13564 2012-03-30 Richard Henderson <rth@redhat.com>
13566 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
13567 (ix86_expand_vector_init_duplicate): Initialize it.
13568 (expand_vec_perm_palignr): Likewise.
13569 (ix86_expand_vec_perm_const): Likewise.
13570 (ix86_vectorize_vec_perm_const_ok): Likewise.
13571 (expand_vec_perm_blend): Use it.
13572 (expand_vec_perm_vpermil): Likewise.
13573 (expand_vec_perm_pshufb): Likewise.
13574 (expand_vec_perm_1): Likewise.
13575 (expand_vec_perm_pshuflw_pshufhw): Likewise.
13576 (expand_vec_perm_interleave2): Likewise.
13577 (expand_vec_perm_vpermq_perm_1): Likewise.
13578 (expand_vec_perm_vperm2f128): Likewise.
13579 (expand_vec_perm_interleave3): Likewise.
13580 (expand_vec_perm_vperm2f128_vblend): Likewise.
13581 (expand_vec_perm_vpshufb2_vpermq): Likewise.
13582 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
13583 (expand_vec_perm_broadcast): Likewise.
13584 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
13586 2012-03-30 Richard Henderson <rth@redhat.com>
13588 * dwarf2out.c (gen_variable_die): Initialize off.
13590 2012-03-30 Tristan Gingold <gingold@adacore.com>
13592 * config/vms/vms-f.c: New file.
13593 * config/vms/t-vms (vms-f.o): New rule.
13594 * config.gcc (*-*-*vms*): Define fortran_target_objs.
13596 2012-03-30 Richard Guenther <rguenther@suse.de>
13598 PR tree-optimization/52754
13599 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
13600 propagate arbitrary addresses into really plain dereferences.
13602 2012-03-30 Richard Guenther <rguenther@suse.de>
13604 PR middle-end/52772
13605 * except.c (emit_to_new_bb_before): Move loop updating ...
13606 (dw2_build_landing_pads): ... here. Use a proper block for
13607 querying the loop father.
13609 2012-03-30 Tristan Gingold <gingold@adacore.com>
13611 * config/ia64/ia64.c (ia64_section_type_flags): Remove
13612 common_object attribute handling.
13613 (SECTION_VMS_OVERLAY): Remove
13614 (ia64_vms_common_object_attribute): Replace abort with an assert.
13615 Do not set DECL_SECTION_NAME.
13616 (ia64_vms_output_aligned_decl_common): Handle common_object
13618 (ia64_vms_elf_asm_named_section): Remove.
13619 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
13621 2012-03-30 Richard Guenther <rguenther@suse.de>
13623 PR middle-end/52786
13624 * double-int.c (rshift_double): Remove not needed cast.
13626 2012-03-30 Richard Guenther <rguenther@suse.de>
13628 * tree-affine.h (print_aff): Remove.
13629 * tree-affine.c (print_aff): Make static.
13630 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
13631 (get_references_in_stmt): Likewise.
13632 (print_direction_vector): Likewise.
13633 (print_dir_vectors): Likewise.
13634 (print_dist_vectors): Likewise.
13635 (dump_subscript): Likewise.
13636 (dump_ddrs): Likewise.
13637 (dump_dist_dir_vectors): Likewise.
13638 (dump_data_references): Likewise.
13639 (dump_data_dependence_relation): Likewise.
13640 (dump_data_dependence_direction): Likewise.
13641 (dump_rdg_vertex): Likewise.
13642 (dump_rdg_component): Likewise.
13643 (debug_ddrs): Declare.
13644 (struct data_ref_loc_d): Move ...
13645 * tree-data-ref.c (struct data_ref_loc_d): ... here.
13646 (get_references_in_stmt): Make static.
13647 (dump_data_references): Likewise.
13648 (dump_subscript): Likewise.
13649 (print_direction_vector): Likewise.
13650 (print_dir_vectors): Likewise.
13651 (print_dist_vectors): Likewise.
13652 (dump_data_dependence_relation): Likewise.
13653 (dump_dist_dir_vectors): Likewise.
13654 (dump_ddrs): Likewise.
13655 (dump_rdg_vertex): Likewise.
13656 (dump_rdg_component): Likewise.
13657 (debug_ddrs): New function.
13658 (access_matrix_get_index_for_parameter): Remove.
13660 2012-03-30 Tristan Gingold <gingold@adacore.com>
13662 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
13663 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
13664 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
13665 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
13666 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
13667 (vms_patch_builtins): Handle new flags
13668 * config/vms/vms-crtlmap.map: Completed using nm on
13669 c and math system libraries.
13670 * config/vms/make-crtlmap.awk: Handle any number of flags.
13672 2012-03-30 Martin Jambor <mjambor@suse.cz>
13674 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
13675 is a builtin_stack_save in a dominating BB.
13677 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
13679 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
13680 crossing 128bit lane boundary.
13682 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
13684 * ira-color.c (setup_left_conflict_sizes_p): Process all
13685 conflicting objects.
13687 2012-03-29 Jakub Jelinek <jakub@redhat.com>
13689 PR tree-optimization/52760
13690 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
13691 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
13693 2012-03-29 Richard Guenther <rguenther@suse.de>
13695 * cgraph.h (cgraph_materialize_all_clones): Remove.
13696 (reset_inline_failed): Likewise.
13697 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
13698 * cgraphbuild.c (reset_inline_failed): Remove.
13699 * rtl.h (cse_main): Remove.
13700 (extended_count): Likewise.
13701 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
13702 (cse_main): Make static.
13703 * combine.c (extended_count): Remove.
13704 (dump_combine_stats): Mark as DEBUG_FUNCTION.
13705 * basic-block.h (reorder_basic_blocks): Remove.
13706 * bb-reorder.c (reorder_basic_blocks): Make static.
13707 * Makefile.in (dse.o): Remove dse.h dependency.
13709 * dse.c (gate_dse): Remove.
13710 (clear_alias_mode_eq): Likewise.
13711 (clear_alias_mode_hash): Likewise.
13712 (dse_record_singleton_alias_set): Likewise.
13713 (dse_invalidate_singleton_alias_set): Likewise.
13715 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
13717 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
13718 crtbegin_so%O%s for -shared.
13719 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
13721 2012-03-29 Richard Guenther <rguenther@suse.de>
13723 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
13724 (add_to_value): Remove.
13725 (print_value_expressions): Likewise.
13726 * tree-ssa-pre.c (add_to_value): Make static.
13727 (print_value_expressions): Likewise.
13728 * gimple.h (gimple_adjust_this_by_delta): Remove.
13729 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
13731 2012-03-29 Richard Guenther <rguenther@suse.de>
13733 PR middle-end/50708
13734 * double-int.h (rshift_double): Remove.
13735 * double-int.c (lshift_double): Use absu_hwi to make count positive.
13736 (rshift_double): Make static, take unsigned count argument,
13737 remove handling of negative count argument.
13738 (double_int_rshift): Dispatch to lshift_double.
13740 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
13742 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
13743 OPTION_MASK_ABI_64.
13745 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
13746 (SPEC_X32): Likewise.
13747 (MULTILIB_DEFAULTS): Likewise.
13749 * config/i386/i386.c (isa_opts): Remove -m64.
13750 (ix86_target_string): Properly handle -m32/-m64/-mx32.
13751 (ix86_option_override_internal): Properly
13752 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
13753 handle -m32, -m64 and -mx32.
13755 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
13756 with OPTION_ABI_X32. Moved after TARGET_LP64.
13757 (TARGET_LP64): Changed to OPTION_ABI_64.
13759 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
13760 (mx32): Replace ISA_X32 with ABI_X32.
13762 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
13764 * tree.c (tree_size) <VECTOR_CST>: New case.
13766 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
13768 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
13769 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
13771 2012-03-28 Jakub Jelinek <jakub@redhat.com>
13773 PR middle-end/52691
13774 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
13775 __builtin_va_start to __builtin_next_arg if the latter is
13776 builtin_decl_explicit_p rather than when it is not.
13778 PR middle-end/52750
13779 * tree-vect-generic.c (vector_element): Perform multiplication
13780 for pos in bitsizetype type instead of idx type.
13782 2012-03-28 Richard Guenther <rguenther@suse.de>
13784 * loop-init.c (loop_optimizer_init): If loops are preserved
13785 perform incremental initialization of required loop features.
13786 (loop_optimizer_finalize): If loops are to be preserved only
13787 clean up optional loop features.
13788 (rtl_loop_done): Forcefully free loops here.
13789 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
13790 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
13792 (construct_init_block): Likewise.
13793 (construct_exit_block): Likewise.
13794 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
13795 the CFG after expanding.
13796 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
13797 If we needed to calculate them, free them afterwards.
13798 * tree-pass.h (PROP_loops): New define.
13799 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
13800 * basic-block.h (CLEANUP_CFG_CHANGED): New.
13801 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
13802 (cleanup_cfg): If we did something and have loops around, fix them up.
13803 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
13804 with CLEANUP_CFG_CHANGED.
13805 * cfghooks.c (merge_blocks): If we merge a loop header into
13806 its predecessor, update the loop structure.
13807 (duplicate_block): If we copy a loop latch, adjust loop state
13808 to note we may have multiple latches.
13809 (delete_basic_block): Mark loops for fixup if we remove a loop.
13810 * cfganal.c (forwarder_block_p): Protect loop latches, headers
13812 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
13813 (cfg_layout_can_merge_blocks_p): Likewise.
13814 * cprop.c (bypass_block): If we create a loop with multiple
13815 entries, mark it for removal.
13816 * except.c (emit_to_new_bb_before): Add the new basic-block
13818 * tree-eh.c (lower_resx): Likewise.
13819 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
13820 (expand_omp_taskreg): Likewise.
13821 * tree-inline.c (initialize_cfun): Likewise.
13822 * tree-mudflap.c (add_bb_to_loop): Prototype.
13823 (mf_build_check_statement_for): Properly add new basic-blocks
13825 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
13826 if we remove a loop.
13827 (thread_through_loop_header): Likewise.
13828 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
13829 new basic-blocks to existing loops.
13830 (expand_transaction): Likewise.
13831 * Makefile.in (except.o): Add $(CFGLOOP_H).
13832 (expr.o): Likewise.
13833 (cgraph.o): Likewise.
13834 (cprop.o): Likewise.
13835 (cfgexpand.o): Likewise.
13836 (cfganal.o): Likewise.
13837 (trans-mem.o): Likewise.
13838 (tree-eh.o): Likewise.
13840 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
13843 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
13844 (avr_builtin_decl): New static function.
13845 (struct avr_builtin_description, avr_bdesc): Move up.
13846 Add GTY marker. Add field fndecl. Remove redundant field id.
13847 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
13848 (avr_expand_builtin): Code cleanup because .id is removed.
13850 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
13853 * config.gcc (tm_file): Remove avr/multilib.h.
13855 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
13857 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
13858 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
13859 * config/avr/t-avr: Remove generation of multilib.h.
13860 * config/avr/t-multilib: Regenerate.
13861 * config/avr/multilib.h: Remove.
13862 * config/avr/avr.opt (-msp8): New option.
13863 (avr_sp8): New variable.
13864 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
13865 * config/avr/avr.h (AVR_HAVE_SPH): New define.
13866 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
13867 (avr_device_to_sp8): New prototype.
13868 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
13869 (DRIVER_SELF_SPECS): New define.
13870 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
13871 __AVR_SP8__, __AVR_HAVE_SPH__.
13872 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
13873 AVR_HAVE_8BIT_SP to decide if SP_H is present.
13874 (avr_file_start): Ditto.
13876 2012-03-28 Jakub Jelinek <jakub@redhat.com>
13879 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
13880 instead of 8 in adjust_address.
13882 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
13884 PR middle-end/51893
13885 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
13888 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
13891 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
13892 Rearrange conditional logic. Move displacement address calculations
13894 (sh_find_mov_disp_adjust): ... this new function.
13896 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
13898 * config/arm/arm.opt (mapcs): Remove MaskExists.
13899 * config/cris/linux.opt (mno-gotplt): Likewise.
13900 * config/i386/i386.opt (mhard-float): Likewise.
13902 (mno-sse4): Likewise.
13903 * config/m68k/m68k.opt (mhard-float): Likewise.
13904 * config/mep/mep.op (mcop32): Likewise.
13905 * config/pa/pa-hpux.opt (msio): Likewise.
13906 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
13907 * config/picochip/picochip.opt (mlittle): Likewise.
13908 * config/sh/sh.opt (mrenesas): Likewise.
13909 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
13910 * config/sparc/sparc.opt (mhard-float): Likewise.
13911 * config/v850/v850.opt (mv850es): Likewise.
13912 * config/vax/vax.opt (mg-float): Likewise.
13914 2012-03-27 Martin Jambor <mjambor@suse.cz>
13916 PR middle-end/52693
13917 * tree-sra.c (sra_modify_assign): Do not call
13918 load_assign_lhs_subreplacements when working with an unscalarizable
13921 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
13924 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
13926 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
13927 * config/i386/i386.c: Include reload.h.
13928 (ix86_legitimize_reload_address): New function.
13930 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
13932 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
13933 hasn't been allocated. Define a target macro for Mask and
13934 InverseMask if it hasn't been defined. Remove MaskExists handling.
13936 * doc/options.texi: Remove MaskExists.
13938 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
13941 * config/sh/sh.c (find_barrier): Add equality check of last_got
13942 to avoid going above orig insn. Update comments.
13944 2012-03-27 Richard Guenther <rguenther@suse.de>
13946 PR middle-end/52720
13947 * fold-const.c (try_move_mult_to_index): Handle &x.array more
13950 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
13952 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
13953 of a unit before computing the offset in units.
13954 * expr.c (get_bit_range): Return the null range if the enclosing record
13955 is part of a larger bit field.
13957 2012-03-27 Tristan Gingold <gingold@adacore.com>
13959 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
13960 * config/ia64/ia64.md: Remove mode in template.
13961 Sign extend operand in expand_simple_binop.
13962 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
13963 CASE_VECTOR_MODE instead of TARGET_ILP32.
13964 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
13966 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
13968 * varasm.c (assemble_external): #if 0 out the new assert from the
13969 previous commit, it breaks the Java and Go front ends.
13971 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
13973 * toplev.c (check_global_declaration_1): Do not call assemble_external.
13974 * expr.c (emit_block_move_libcall_fn): Likewise.
13975 (clear_storage_libcall_fn): Likewise.
13976 (expand_expr_addr_expr_1): Likewise.
13977 (expand_expr_real_1): Likewise.
13978 * calls.c (rtx_for_function_call): Likewise.
13980 * varasm.c (assemble_external): Assert this function is only called
13981 during or after expanding to RTL.
13983 2012-03-26 Martin Jambor <mjambor@suse.cz>
13985 PR tree-optimization/50052
13986 * tree-sra.c (tree_non_aligned_mem_p): Removed.
13987 (tree_non_aligned_mem_for_access_p): Likewise.
13988 (build_accesses_from_assign): Removed strict alignment requirements
13990 (access_precludes_ipa_sra_p): Likewise.
13992 2012-03-26 Richard Guenther <rguenther@suse.de>
13994 PR tree-optimization/52701
13995 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
13996 compute and set the evolution part of PHI nodes.
13998 2012-03-26 Richard Guenther <rguenther@suse.de>
14000 PR tree-optimization/52721
14001 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
14003 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
14005 PR tree-optimization/52686
14006 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
14009 2012-03-26 Tristan Gingold <gingold@adacore.com>
14011 * config/alpha/vms.h (LINK_SPEC): Simplify.
14012 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
14013 (NAME__MAIN, SYMBOL__MAIN): Remove.
14014 (VMS_DEBUG_MAIN_POINTER): Remove.
14015 * config/ia64/vms.h: Likewise.
14016 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
14017 code to vms.c. Call vms_start_function.
14018 * config/ia64/ia64.c (ia64_start_function): Likewise.
14019 * config/vms/vms-protos.h (vms_start_function): Declare.
14020 * config/vms/vms.c (vms_start_function): New function.
14021 * config/vms/vms.h (MATH_LIBRARY): Define.
14022 (VMS_DEBUG_MAIN_POINTER): Define.
14024 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
14026 PR rtl-optimization/52629
14027 * reload1.c (count_pseudo): Short-circuit common case.
14028 (count_spilled_pseudo): Return early for pseudos without hard regs.
14029 Assert that the pseudo has got a hard reg before manipulating it.
14031 2012-03-24 Jan Hubicka <jh@suse.cz>
14034 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
14035 (decide_is_variable_needed): Do not handle toplevel reorder here.
14036 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
14037 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
14040 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
14042 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
14043 and str_bitsize instead of more convoluted expressions.
14045 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
14048 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
14050 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
14053 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
14055 2012-03-23 Martin Jambor <mjambor@suse.cz>
14057 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
14059 2012-03-23 Richard Guenther <rguenther@suse.de>
14061 PR tree-optimization/52678
14062 * tree-vectorizer.h (struct _stmt_vec_info): Add
14063 loop_phi_evolution_part member.
14064 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
14065 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
14066 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
14067 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14068 Use the cached evolution part and the PHI nodes value from
14069 the loop preheader edge instead of re-analyzing the evolution.
14071 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14073 * config/mips/mips-tables.opt: Update.
14074 * config/mips/mips.md (processor): Add xlp.
14075 * config/mips/mips-cpus.def: Add xlp.
14076 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
14078 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
14079 * doc/invoke.texi: Mention XLP.
14081 2012-03-22 Jakub Jelinek <jakub@redhat.com>
14083 PR middle-end/52547
14084 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
14085 on any new_local_var_chain vars declared during recursing on
14086 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
14088 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
14090 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
14091 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
14092 (ASM_OUTPUT_LOCAL): Ditto.
14093 (ASM_OUTPUT_COMMON): Remove.
14094 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
14095 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
14097 2012-03-22 Jan Hubicka <jh@suse.cz>
14099 PR middle-end/51737
14100 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
14102 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
14103 * ipa-inline-transform.c (save_inline_function_body): Remove
14104 copied clone if needed.
14105 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
14107 2012-03-22 Richard Guenther <rguenther@suse.de>
14109 PR middle-end/52666
14110 * fold-const.c (fold_ternary_loc): Fix typo.
14112 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
14115 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
14116 (unspecv): Add UNSPECV_MEMORY_BARRIER.
14117 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
14118 (delay_cycles_1, delay_cycles_2): Ditto.
14119 (delay_cycles_3, delay_cycles_4): Ditto.
14120 (nopv, *nopv): Ditto.
14121 (sleep, *sleep): Ditto.
14122 (wdr, *wdr): Ditto.
14124 2012-03-22 Richard Guenther <rguenther@suse.de>
14126 PR tree-optimization/52548
14127 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
14128 because of clobbers.
14129 (prune_clobbered_mems): New function.
14130 (compute_antic_aux): Use it to prune ANTIC_OUT.
14131 (compute_partial_antic_aux): Use it to prune PA_IN.
14132 (compute_avail): Only insert expressions into EXP_GEN that are not
14133 invalidated when translated up to the beginning of the block.
14135 2012-03-22 Richard Guenther <rguenther@suse.de>
14137 PR tree-optimization/52638
14138 * tree-vect-stmts.c (vect_init_vector_1): New function, split
14140 (vect_init_vector): ... here. Handle scalar vector inits.
14141 (vect_get_vec_def_for_operand): Adjust.
14142 (vectorizable_load): Likewise.
14144 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
14146 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
14147 (alpha*-*-freebsd*): Ditto.
14148 (alpha*-*-netbsd*): Ditto.
14149 (alpha*-*-openbsd*): Ditto.
14150 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
14151 (DWARF2_DEBUGGING_INFO): Remove.
14152 (PREFERRED_DEBUGGING_TYPE): Remove.
14153 (ASM_FINAL_SPEC): Remove.
14154 (IDENT_ASM_OP): Remove.
14155 (ASM_OUTPUT_IDENT): Remove.
14156 (SKIP_ASM_OP): Remove.
14157 (ASM_OUTPUT_SKIP): Remove.
14158 (ALIGN_ASM_OP): Remove.
14159 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
14160 (ASM_OUTPUT_CASE_LABEL): Remove.
14161 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
14162 (COMMON_ASM_OP): Remove.
14163 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
14164 (ASCII_DATA_ASM_OP): Remove.
14165 (READONLY_DATA_SECTION_ASM_OP): Remove.
14166 (INIT_SECTION_ASM_OP): Remove.
14167 (FINI_SECTION_ASM_OP): Remove.
14168 (ASM_SECTION_START_OP): Remove.
14169 (ASM_OUTPUT_SECTION_START_FILE): Remove.
14170 (TARGET_ASM_NAMED_SECTION): Remove.
14171 (TARGET_ASM_SELECT_SECTION): Remove.
14172 (MAKE_DECL_ONE_ONLY): Remove.
14173 (TYPE_ASM_OP): Remove.
14174 (SIZE_ASM_OP): Remove.
14175 (ASM_WEAKEN_LABEL): Remove.
14176 (TYPE_OPERAND_FMT): Remove.
14177 (ASM_DECLARE_RESULT): Remove.
14178 (ASM_DECLARE_OBJECT_NAME): Remove.
14179 (ASM_FINISH_DECLARE_OBJECT): Remove.
14180 (ELF_ASCII_ESCAPES): Remove.
14181 (ELF_STRING_LIMIT): Remove.
14182 (STRING_ASM_OP): Remove.
14183 (ASM_OUTPUT_EXTERNAL): Remove.
14184 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
14185 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
14187 (ASM_DECLARE_FUNCTION_NAME): Ditto.
14188 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
14189 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
14190 (ASM_OUTPUT_SKIP): Ditto.
14191 (READONLY_DATA_SECTION_ASM_OP): Remove.
14192 (USER_LABEL_PREFIX): Remove.
14193 (ASM_OUTPUT_ASCII): Remove.
14194 (ASM_OUTPUT_CASE_LABEL): Remove.
14195 (NO_DOLLAR_IN_LABEL): Undefine.
14197 2012-03-22 Richard Guenther <rguenther@suse.de>
14199 PR tree-optimization/52459
14200 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
14201 PHI insertion for calls.
14203 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
14205 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
14206 find_sets_in_insn, canonicalize_insn): Split out from ...
14207 (cse_insn): ... here.
14208 (invalidate_from_clobbers): Take an insn instead of the pattern.
14210 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
14213 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
14214 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
14215 * config/sh/sh.md (sindf2, cosdf2): Remove.
14217 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
14220 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
14221 prologue for unwinder and profiler.
14223 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
14225 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
14226 Introduce emul_name to select the right linker emulation for
14227 powerpc64-*-freebsd*.
14228 * configure: Regenerate.
14229 * config.gcc: Add bits to support powerpc64-*-freebsd*.
14230 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
14231 * config/rs6000/freebsd64.h: New file.
14232 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
14234 (rs6000_savres_strategy): Likewise.
14235 (rs6000_savres_routine_name): Likewise.
14236 (rs6000_elf_file_end): Likewise.
14237 * config/rs6000/t-freebsd64: New file.
14238 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
14239 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
14241 * config/rs6000/freebsd64.h: Remove duplicated entries from last
14243 * config/rs6000/t-freebsd64: Likewise.
14245 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
14247 PR rtl-optimization/52543
14249 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
14250 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
14251 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
14252 (avr_load_libgcc_p): Restrict to __flash loads.
14253 (avr_out_lpm): Only handle 1-byte loads from __flash.
14254 (avr_load_lpm): New function.
14255 (avr_find_unused_d_reg): Remove.
14256 (avr_out_lpm_no_lpmx): Remove.
14257 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
14258 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
14259 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
14260 (load_<mode>, load_<mode>_clobber): New insns.
14261 (mov<mode>): For multi-byte move from non-generic
14262 16-bit address spaces: Expand to load_<mode> resp.
14263 load_<mode>_clobber.
14264 (load<mode>_libgcc): Remove expander.
14265 (split-lpmx): Remove split.
14267 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
14269 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
14270 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
14271 All callers changed.
14272 (Fixed_core_reg): New feature.
14273 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
14275 * neon-testgen.ml: Handle Fixed_core_reg.
14277 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
14279 * config/arm/arm.c (thumb2_reorg): Add complete support
14280 for 16-bit instructions.
14281 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
14283 2012-03-21 Richard Guenther <rguenther@suse.de>
14285 PR tree-optimizer/52636
14286 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
14287 to the appropriate type.
14289 2012-03-21 Richard Guenther <rguenther@suse.de>
14291 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
14293 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
14294 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
14295 * passes.c (init_optimization_passes): Remove pass_init_function,
14296 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
14297 * tree-pass.h (pass_init_function): Remove.
14298 (pass_jump): Remove.
14299 (pass_initial_value_sets): Remove.
14300 (pass_unshare_all_rtl): Remove.
14301 * integrate.c (pass_initial_value_sets): Remove.
14302 * emit-rtl.c (pass_unshare_all_rtl): Remove.
14303 * tree.h (init_function_for_compilation): Remove.
14304 * function.c (init_function_for_compilation): Remove.
14305 (pass_init_function): Remove.
14306 * cfgcleanup.c (rest_of_handle_jump): Remove.
14307 (pass_jump): Remove.
14309 2012-03-20 Jason Merrill <jason@redhat.com>
14311 * tree-streamer-in.c (streamer_alloc_tree): Call
14312 ggc_alloc_zone_cleared_tree_node instead of
14313 ggc_alloc_zone_cleared_tree_node_stat.
14315 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
14317 * doc/extend.texi (Template Instantiation): Remove anachronisms.
14319 2012-03-20 Jakub Jelinek <jakub@redhat.com>
14322 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
14323 (ix86_expand_vec_perm_const_1): Call it.
14325 * config/i386/i386.c (vselect_insn): New variable.
14326 (init_vselect_insn): New function.
14327 (expand_vselect, expand_vselect_insn): Add testing_p argument.
14328 Call init_vselect_insn if vselect_insn is NULL. Adjust
14329 PATTERN (vselect_insn), instead of creating a new insn each time,
14330 only emit a copy of it if not testing and recog has been successful.
14331 (expand_vec_perm_pshufb, expand_vec_perm_1,
14332 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
14336 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
14337 ("enabled" attribute): Handle avx2 and noavx2 isas.
14338 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
14340 (vec_dup<mode>): Add avx2 =x,x alternative.
14341 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
14342 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
14343 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
14344 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
14346 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
14347 if possible, handle also V8SFmode.
14349 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
14351 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
14352 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
14353 reg_or_zero_operand predicate.
14354 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
14356 2012-03-20 Jakub Jelinek <jakub@redhat.com>
14358 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
14359 If operand isn't UNSPEC, return 0.
14361 2012-03-20 Richard Guenther <rguenther@suse.de>
14363 * tree-pass.h (pass_rtl_eh): Remove.
14364 * except.c (gate_handle_eh): Likewise.
14365 (rest_of_handle_eh): Likewise.
14366 (pass_rtl_eh): Likewise.
14367 (finish_eh_generation): Export.
14368 * except.h (finish_eh_generation): Declare.
14369 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
14370 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
14371 after expanding stack alignment. Instead of compacting blocks
14374 2012-03-20 Richard Guenther <rguenther@suse.de>
14376 * stor-layout.c (finish_bitfield_representative): Fallback
14377 to conservative maximum size if the padding up to the next
14378 field cannot be computed as a constant.
14379 (finish_bitfield_layout): If we cannot compute the distance
14380 between the start of the bitfield representative and the
14381 bitfield member start a new representative.
14382 * expr.c (get_bit_range): The distance between the start of
14383 the bitfield representative and the bitfield member is zero
14384 if the field offsets are not constants.
14386 2012-03-20 Tristan Gingold <gingold@adacore.com>
14388 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
14389 convert in lowercase.
14390 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
14391 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
14392 * stor-layout.c (sizetype_tab): Adjust.
14393 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
14394 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
14395 instead of type_kind_last.
14396 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
14397 instead of size_int_kind.
14398 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
14399 * doc/tm.texi: Regenerate.
14400 * defaults.h (SIZETYPE): Provide a default value.
14401 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
14402 (SIZETYPE): Define.
14404 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
14406 * config/sh/sh.md: Use braced string notation where applicable.
14408 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
14410 * config/i386/i386.md (allocate_stack): Simplify.
14412 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
14414 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
14415 copy_to_mode_reg (Pmode, ...).
14416 (expand_builtin_frame_address): Ditto.
14417 * expr.c (emit_block_move_via_libcall): Ditto.
14418 (set_storage_via_libcall): Ditto.
14420 * config/i386/i386.c (ix86_expand_movmem): Ditto.
14421 (ix86_expand_setmem): Ditto.
14422 (ix86_trampoline_init): DItto.
14423 * config/i386/i386.md (cmpstrnsi): Ditto.
14425 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
14427 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
14428 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
14429 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
14430 (SH Options): Likewise.
14432 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
14434 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
14435 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
14436 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
14437 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
14438 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
14441 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
14443 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
14444 * config/i386/i386.c (ix86_decompose_address): Use
14445 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
14446 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
14447 thread pointer to a register.
14450 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
14452 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
14453 if Pmode != word_mode.
14454 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
14455 Pmode == SImode for TARGET_X32.
14457 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
14458 (tls_initial_exec_x32): Likewise.
14460 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
14463 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
14464 DISP_ADDR_OFFSET): New macros.
14465 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
14466 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
14467 (sh_legitimize_address): Add QImode displacement handling.
14468 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
14470 (sh_secondary_reload): Add QImode displacement handling.
14471 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
14472 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
14473 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
14474 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
14475 to register operands only.
14476 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
14477 (extendqihi2): Change insn to expander.
14478 (*extendqihi2_compact_reg): New insn.
14479 (movqi_i, movqi): Replace with ...
14480 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
14481 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
14482 Add new peepholes for QImode displacement addressing.
14484 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
14487 * doc/invoke.texi: Document -Wuseless-cast.
14489 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
14491 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
14492 * tree.h (handled_component_p): Reorder cases.
14493 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
14494 not initialize unsignedp.
14495 (loc_list_from_tree): Likewise.
14496 (fortran_common): Likewise.
14497 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
14499 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
14501 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
14502 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
14503 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
14504 (ix86_split_long_move): Ditto.
14505 (legitimize_tls_address): Use ix86_gen_sub3.
14506 (construct_plt_address): Assert that Pmode == DImode.
14508 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
14510 * config/i386/i386.md: Remove empty predicates and/or constraints.
14511 * config/i386/sync.md: Ditto.
14512 * config/i386/sse.md: Ditto.
14513 * config/i386/mmx.md: Ditto.
14514 * config/i386/pentium.md: Ditto.
14515 * config/i386/athlon.md: Ditto.
14517 2012-03-16 Richard Guenther <rguenther@suse.de>
14519 PR tree-optimization/52603
14520 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
14524 2012-03-14 Richard Guenther <rguenther@suse.de>
14526 PR tree-optimization/52571
14527 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
14528 flag_section_anchors check ...
14529 (vect_can_force_dr_alignment_p): ... here.
14531 2012-03-16 Martin Jambor <mjambor@suse.cz>
14533 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
14534 memory through MEM_REFs by calling extract_bit_field.
14536 2012-03-16 Richard Guenther <rguenther@suse.de>
14538 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
14539 and REFERENCE_TYPE interpretations.
14540 (can_native_interpret_type_p): New function.
14541 (fold_ternary_loc): Use native encode/interpret to fold
14542 BIT_FIELD_REFs of constants.
14544 2012-03-16 Richard Guenther <rguenther@suse.de>
14546 PR middle-end/52584
14547 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
14548 of vector constants and constructors.
14550 2012-03-16 Richard Guenther <rguenther@suse.de>
14552 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
14553 VIEW_CONVERT_EXPR to convert constants.
14554 (vect_is_simple_use): Treat all constants as vec_constant_def.
14556 2012-03-16 Richard Guenther <rguenther@suse.de>
14557 Kai Tietz <ktietz@redhat.com>
14559 PR middle-end/48814
14560 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
14561 side-effects completely in the pre-queue and use a temporary
14564 2012-03-16 Richard Guenther <rguenther@suse.de>
14566 * stor-layout.c (finish_bitfield_representative): Fall back
14567 to the conservative maximum size if we cannot compute the
14568 size of the tail padding.
14570 2012-03-16 Tristan Gingold <gingold@adacore.com>
14572 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
14573 __CRTL_VER and __VMS_VER.
14574 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
14575 and vms_c_get_vms_ver.
14576 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
14578 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
14579 (VMS_DEFAULT_VMS_VER): Define.
14580 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
14581 (VMS_DEFAULT_VMS_VER): Define.
14583 2012-03-16 Richard Guenther <rguenther@suse.de>
14585 * tree-vect-loop.c (get_initial_def_for_induction): Use
14586 build_constructor directly.
14587 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
14588 build_vector_from_val.
14589 * tree.c (build_vector_from_val): Avoid creating a constructor
14590 first when we want a constant vector.
14592 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14594 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
14596 2012-03-16 Richard Guenther <rguenther@suse.de>
14598 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
14599 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
14600 (struct tree_vector): Remove elements member, add variable size
14602 (build_vector_stat): Declare.
14603 (build_vector): Define in terms of build_vector_stat.
14604 * tree.c (build_vector): Rename to ...
14605 (build_vector_stat): ... this. Take array of trees as parameter.
14606 (build_vector_from_ctor): Adjust.
14607 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
14608 initializer_zerop): Adjust.
14609 * cfgexpand.c (expand_debug_expr): Likewise.
14610 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
14611 const_vector_from_tree): Likewise.
14612 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
14613 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
14614 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
14615 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
14616 (lto_input_ts_vector_tree_pointers): Adjust.
14617 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
14618 (write_ts_vector_tree_pointers): Adjust.
14619 * varasm.c (const_hash_1, compare_constant, copy_constant,
14620 output_constant): Adjust.
14621 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
14622 * print-tree.c (print_node): Adjust.
14623 * tree-pretty-print.c (dump_generic_node): Adjust.
14624 * tree-vect-generic.c (uniform_vector_p, vector_element,
14625 lower_vec_perm): Adjust.
14626 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
14627 * tree-vect-slp.c (vect_get_constant_vectors,
14628 vect_transform_slp_perm_load): Adjust.
14629 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
14630 * expmed.c (make_tree): Adjust.
14631 * config/i386/i386.c (ix86_expand_builtin): Adjust.
14632 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
14633 and implementation.
14634 (sparc_fold_builtin): Adjust.
14636 2012-03-16 Tristan Gingold <gingold@adacore.com>
14638 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
14639 * config/vms/vms-stdint.h: New file.
14641 2012-03-16 Tristan Gingold <gingold@adacore.com>
14643 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
14644 (ia64-hp-*vms*): Replaced by ...
14645 (*-*-*vms*): ... This new entry.
14647 2012-03-15 Jakub Jelinek <jakub@redhat.com>
14650 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
14651 (ix86_expand_vec_perm_const_1): Use it.
14654 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
14655 (avx2_permv4df): Remove.
14656 (avx2_permv4di): Macroize into...
14657 (avx2_perm<mode>): ... this using VI8F_256 iterator.
14658 (avx2_permv4di_1): Macroize into...
14659 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
14661 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
14663 * combine.c (apply_distributive_law): Do not distribute SUBREG.
14665 2012-03-15 Ira Rosen <irar@il.ibm.com>
14666 Ulrich Weigand <ulrich.weigand@linaro.org>
14668 * tree-vect-patterns.c (widened_name_p): Rename to ...
14669 (type_conversion_p): ... this. Add new argument to determine
14670 if it's a promotion or demotion operation. Check for
14671 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
14672 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
14674 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
14675 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
14677 (vect_recog_mixed_size_cond_pattern): Likewise and allow
14678 non-constant then and else clauses.
14680 2012-03-15 Ira Rosen <irar@il.ibm.com>
14681 Ulrich Weigand <ulrich.weigand@linaro.org>
14683 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
14684 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
14685 vect_pattern_recog.
14686 * tree-vect-patterns.c (widened_name_p): Pass basic block
14687 info to vect_is_simple_use.
14688 (vect_recog_dot_prod_pattern): Fail for basic blocks.
14689 (vect_recog_widen_sum_pattern): Likewise.
14690 (vect_handle_widen_op_by_const): Support basic blocks.
14691 (vect_operation_fits_smaller_type,
14692 vect_recog_over_widening_pattern): Likewise.
14693 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
14694 Update call to vect_is_simple_use.
14695 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
14697 (check_bool_pattern): Add an argument, update call to
14698 vect_is_simple_use and the recursive calls.
14699 (vect_recog_bool_pattern): Update relevant function calls.
14701 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
14702 (vect_pattern_recog_1): Check for reduction only in loops.
14703 (vect_pattern_recog): Add new argument. Support basic blocks.
14704 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
14705 info to vect_is_simple_use_1.
14706 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
14707 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
14709 2012-03-15 Jakub Jelinek <jakub@redhat.com>
14710 Andrew Pinski <apinski@cavium.com>
14712 PR middle-end/52592
14713 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
14714 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
14715 calls instead of __builtin_ir{int,ound}*.
14717 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14719 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
14722 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
14724 * config.gcc (target_type_format_char): New. Document it. Set it for
14726 * configure.ac (gnu_unique_option): Use target_type_format_char
14727 in test. Comment rationale.
14728 * configure: Regenerate .
14730 2012-03-15 Jakub Jelinek <jakub@redhat.com>
14732 PR tree-optimization/52267
14733 * tree-vrp.c (masked_increment): New function.
14734 (register_edge_assert_for_2): Derive ASSERT_EXPRs
14735 from (X & CST1) cmp CST2 tests.
14737 2012-03-15 Richard Guenther <rguenther@suse.de>
14739 PR middle-end/52580
14740 * tree-data-ref.c (subscript_dependence_tester_1): Check
14741 all dimensions for non-conflicting access functions.
14743 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14746 * doc/invoke.texi [C++ Language Options]: Document
14747 -ftemplate-backtrace-limit.
14749 2012-03-15 Tristan Gingold <gingold@adacore.com>
14751 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
14752 before a parameter.
14754 2012-03-15 Tristan Gingold <gingold@adacore.com>
14756 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
14757 use DW_OP_call_frame_cfa.
14759 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
14762 * config/i386/i386-opts.h (pmode): New.
14764 * config/i386/i386.c (ix86_option_override_internal): Properly
14765 check and set ix86_pmode.
14767 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
14769 * config/i386/i386.opt (maddress-mode=): New.
14771 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
14773 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14775 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
14776 (dwarf2out_do_cfi_asm): Likewise.
14777 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
14779 (add_data_member_location_attribute): Likewise.
14780 (gen_array_type_die): Likewise.
14781 (gen_subprogram_die): Likewise.
14782 (gen_producer_string): Likewise.
14783 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
14784 Remove MIPS_DEBUGGING_INFO handling.
14785 (sdb_debug_hooks): Likewise.
14786 (sdbout_begin_block): Likewise.
14787 (sdbout_end_block): Likewise.
14788 (sdbout_begin_prologue): Likewise.
14789 (sdbout_start_source_file): Likewise.
14790 (sdbout_end_source_file): Likewise.
14791 (sdbout_init): Likewise.
14792 * system.h (MIPS_DEBUGGING_INFO): Poison.
14794 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14796 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
14797 (alpha_file_start) [MS_STAMP]: Remove.
14799 * config/alpha/elf.h (TARGET_GAS): Remove.
14800 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
14801 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
14802 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
14803 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
14804 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
14805 (alpha*-*-freebsd*): Likewise.
14806 (alpha*-*-netbsd*): Likewise.
14807 (alpha*-*-openbsd*): Likewise.
14808 (alpha*-*-*): Remove target_cpu_default2.
14809 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
14811 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
14812 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
14813 * config/alpha/alpha.c (print_operand): Always assume
14814 TARGET_AS_SLASH_BEFORE_SUFFIX.
14815 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
14816 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
14817 ("*builtin_setjmp_receiver_er_1"): Remove.
14818 * config/alpha/alpha.opt (malpha-as): Remove.
14820 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
14822 Remove DEC Unix reference.
14824 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
14825 (EXTENDED_COFF): Remove.
14826 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
14827 (EXTENDED_COFF): Don't undef.
14828 * config/alpha/alpha.c (alpha_file_start): Always assume
14830 Don't set targetm.asm_file_start_file_directive.
14831 [!OBJECT_FORMAT_ELF]: Remove.
14832 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
14834 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
14835 (DBX_DEBUGGING_INFO): Remove.
14836 (MIPS_DEBUGGING_INFO): Remove.
14837 (PREFERRED_DEBUGGING_TYPE): Remove.
14838 (DBX_OUTPUT_SOURCE_LINE): Remove.
14839 (SDB_OUTPUT_SOURCE_LINE): Remove.
14840 (DBX_CONTIN_LENGTH): Remove.
14841 (NO_DBX_FUNCTION_END): Remove.
14842 (ASM_STABS_OP): Remove.
14843 (ASM_STABN_OP): Remove.
14844 (ASM_STABD_OP): Remove.
14845 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
14846 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
14847 (PUT_SDB_DEF): Remove.
14848 (PUT_SDB_PLAIN_DEF): Remove.
14849 (PUT_SDB_TYPE): Remove.
14850 (sdb_label_count): Remove.
14851 (PUT_SDB_BLOCK_START): Remove.
14852 (PUT_SDB_BLOCK_END): Remove.
14853 (PUT_SDB_FUNCTION_START): Remove.
14854 (PUT_SDB_FUNCTION_END): Remove.
14855 (PUT_SDB_EPILOGUE_END): Remove.
14856 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
14857 (MIPS_DEBUGGING_INFO): Don't undef.
14858 (DBX_DEBUGGING_INFO): Don't undef.
14859 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
14860 (MIPS_DEBUGGING_INFO): Don't undef.
14861 (DBX_DEBUGGING_INFO): Don't undef.
14862 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
14863 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
14865 (alpha_start_function): Likewise.
14866 (sdb_label_count): Remove.
14867 (alpha_output_filename): Remove DBX_DEBUG handling.
14868 (alpha_file_start): Likewise.
14870 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14872 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
14873 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
14874 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
14876 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
14877 (ld_tls_support): Remove Solaris 8 references.
14878 (lwp_dir, lwp_spec): Remove support for alternate thread library.
14879 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
14880 * configure: Regenerate.
14881 * config.in: Regenerate.
14883 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
14884 * config/i386/sol2.h: Remove Solaris 8 references.
14886 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
14887 (i?86-*-solaris2.9): ... this.
14888 Remove Solaris 8 references.
14889 (Specific, *-*-solaris2*): Document Solaris 8 removal.
14890 Remove Solaris 8 references.
14892 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14894 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
14895 (mips-sgi-irix6.5*): Remove.
14896 * config.host (mips-sgi-irix*): Remove.
14897 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
14898 (set_have_as_tls): Remove *-*-irix6*.
14899 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
14900 * configure: Regenerate.
14902 * config/mips/iris6.h: Remove.
14903 * config/mips/iris6.opt: Remove.
14904 * config/mips/t-irix6: Remove.
14906 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
14907 (TARGET_IRIX6): Remove.
14908 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
14909 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
14910 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
14912 (mips_file_start): Likewise.
14913 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
14915 * config/mips/driver-native.c [__sgi__]: Remove.
14916 (host_detect_local_cpu) [__sgi__]: Remove.
14918 * config/mips/gnu-user.h: Remove iris5.h reference.
14920 * config/mips/mips-modes.def: Remove IRIX 6 reference.
14921 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
14922 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
14925 * gcc.c (main): Move asm_debug initialization ...
14926 (asm_debug): ... here.
14928 * ginclude/stddef.h (__STDDEF_H__): Don't define.
14930 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
14931 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
14932 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
14933 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
14934 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
14935 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
14937 * doc/tm.texi: Regenerate.
14939 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
14941 (MIPS Options, -march): Remove IRIX reference.
14942 * doc/install.texi (Binaries, SGI IRIX): Remove.
14943 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
14945 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
14947 2012-03-14 Martin Jambor <mjambor@suse.cz>
14949 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
14950 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
14951 (expand_expr_real_1): Do not handle misalignment if modifier is
14954 2012-03-14 Richard Guenther <rguenther@suse.de>
14956 PR middle-end/52584
14957 * tree-vect-generic.c (type_for_widest_vector_mode): Take
14958 element type instead of mode, use build_vector_type_for_mode
14959 instead of the langhook, build a vector of proper signedness.
14960 (expand_vector_operations_1): Adjust.
14962 2012-03-14 Richard Guenther <rguenther@suse.de>
14964 PR middle-end/52582
14965 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
14966 a cgraph node for a FUNCTION_DECL that comes from a constructor.
14967 (gimple_get_virt_method_for_binfo): Likewise.
14969 2012-03-14 Richard Guenther <rguenther@suse.de>
14971 PR tree-optimization/52571
14972 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
14973 flag_section_anchors check ...
14974 (vect_can_force_dr_alignment_p): ... here. Do not re-align
14975 DECL_COMMON variables.
14977 2012-03-14 Richard Guenther <rguenther@suse.de>
14979 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
14980 * stor-layout.c (start_bitfield_representative): New function.
14981 (finish_bitfield_representative): Likewise.
14982 (finish_bitfield_layout): Likewise.
14983 (finish_record_layout): Call finish_bitfield_layout.
14984 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
14985 for QUAL_UNION_TYPE fields.
14986 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
14987 Stream DECL_BIT_FIELD_REPRESENTATIVE.
14988 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
14990 PR middle-end/52080
14991 PR middle-end/52097
14992 PR middle-end/48124
14993 * expr.c (get_bit_range): Unconditionally extract bitrange
14994 from DECL_BIT_FIELD_REPRESENTATIVE.
14995 (expand_assignment): Adjust call to get_bit_range.
14997 2012-03-14 Richard Guenther <rguenther@suse.de>
14999 PR middle-end/52578
15000 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
15001 the outermost conversion is a sign-change only.
15002 (fold_binary_loc): Disregard widening and sign-changing
15003 conversions when we determine if two variables are equal
15005 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
15006 (T1)x if the outermost conversion is a sign-change only.
15008 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
15011 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
15013 * config/i386/predicates.md (constant_call_address_operand): Declare
15014 as special predicate. Update all uses.
15016 2012-03-13 Jakub Jelinek <jakub@redhat.com>
15019 * c-parser.c (c_parser_postfix_expression)
15020 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
15022 * config/i386/smmintrin.h: Avoid /* within a comment.
15023 * config/i386/nmmintrin.h: Likewise.
15025 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
15027 * config/i386/i386.md (xbegin): Remove constraint from expander.
15029 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
15031 * config/i386/predicates.md (constant_call_address_operand): Declare
15032 as special predicate. Update all uses.
15033 * config/i386/i386.md: Remove mode from constant_call_address_operand
15035 * config/i386/i386.c (ix86_output_call_insn): Call
15036 constant_call_address_operand with VOIDmode.
15038 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
15040 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
15041 AND zero extended address correctly.
15043 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
15045 * config/i386/predicates.md (tls_symbolic_operand): Declare as
15047 (tls_modbase_operand): Ditto.
15048 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
15049 tls_modbase_operand predicates.
15051 2012-03-13 Martin Jambor <mjambor@suse.cz>
15053 * expr.c (expand_assignment): Handle misaligned scalar writes to
15054 memory through top-level MEM_REFs by calling store_bit_field.
15056 2012-03-13 Richard Guenther <rguenther@suse.de>
15058 PR middle-end/52134
15059 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
15060 if Y is a constant multiple of 1 << CST.
15062 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
15065 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
15066 offset (size) to a value the insns can deal with.
15067 (expand_epilogue): Ditto.
15069 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
15071 * config/arm/neon.ml (ops): Fixup expected instructions for
15072 unsigned vector compares.
15074 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
15076 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
15077 addresses only when %reg is not in word mode.
15079 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15081 * config/microblaze/microblaze.md: Fix typo.
15082 * tree-if-conv.c: Likewise.
15083 * tree-vect-patterns.c: Likewise.
15085 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15087 * config.gcc (extra_passes): Remove.
15088 * configure.ac (extra_passes): Don't substitute.
15089 * configure: Regenerate.
15090 * Makefile.in (EXTRA_PASSES): Remove.
15091 (GCC_PASSES): Remove $(EXTRA_PASSES).
15092 (MOSTLYCLEANFILES): Likewise.
15093 (native): Likewise.
15094 (install-common): Likewise.
15096 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
15098 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
15099 * config/i386/i386.c (ix86_decompose_address): Use
15100 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
15101 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
15102 thread pointer to a register.
15104 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
15106 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
15107 on tls_symbolic_operand.
15108 (tls_global_dynamic_64_<mode>): Likewise.
15110 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
15113 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
15114 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
15116 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
15119 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
15120 type from reg_class_t to enum reg_class.
15121 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
15123 2012-03-12 Andrew Pinski <apinski@cavium.com>
15125 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
15126 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
15127 (value_replacement): Likewise.
15128 (empty_block_p): Check also if the PHIs for the block are empty.
15130 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
15133 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
15134 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
15135 r184615 from 2012-02-28.
15137 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
15139 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
15140 (ix86_gen_tls_local_dynamic_base_64): Likewise.
15141 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
15142 and ix86_gen_tls_local_dynamic_base_64.
15143 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
15144 ix86_gen_tls_local_dynamic_base_64.
15146 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
15147 (*tls_global_dynamic_64_<mode>): This.
15148 (tls_global_dynamic_64): Renamed to ...
15149 (tls_global_dynamic_64_<mode>): This.
15150 (*tls_local_dynamic_base_64): Renamed to ...
15151 (*tls_local_dynamic_base_64_<mode>): This.
15152 (tls_local_dynamic_base_64): Renamed to ...
15153 (tls_local_dynamic_base_64_<mode>): This.
15155 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
15157 * config/i386/i386.c (ix86_option_override_internal): Properly
15158 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
15159 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
15160 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
15161 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
15163 * config/i386/sse.md (sse3_monitor64): Renamed to ...
15164 (sse3_monitor64_<mode>): This.
15166 2012-03-12 Tristan Gingold <gingold@adacore.com>
15168 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
15169 (ia64_function_arg_advance): Ditto.
15171 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15173 * config.gcc (mips*-*-openbsd*): Remove.
15174 * config/mips/openbsd.h: Remove.
15175 * config/mips/sdb.h: Remove.
15177 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
15178 * config/mips/mips.c (sdb_label_count): Remove.
15179 (mips_debugger_offset): Remove #if 0 code.
15180 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
15181 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
15183 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15185 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
15186 binutils reference.
15187 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
15188 Update binutils references.
15189 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
15190 Update binutils reference.
15191 Update Sun as/GNU ld caveat.
15192 Document binutils largefile requirement for LTO plugin.
15193 Remove reference to alternate libpthread.
15195 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15197 * config.gcc (alpha*-dec-osf5.1*): Remove.
15198 * config.host (alpha*-dec-osf*): Remove.
15199 * configure.ac (*-*-osf*): Remove.
15200 (alpha*-dec-osf*): Remove.
15201 * configure: Regenerate.
15203 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
15204 config/alpha/va_list.h, config/alpha/x-osf: Remove.
15206 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
15207 * config/alpha/alpha.c (struct machine_function): Update comment.
15208 (alpha_start_function): Remove Tru64 UNIX as handling for
15210 * config/alpha/alpha.md ("exception_receiver"): Remove
15211 TARGET_LD_BUGGY_LDGP.
15212 ("*exception_receiver_2"): Likewise.
15213 * except.c (finish_eh_generation): Remove Tru64 reference.
15214 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
15215 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
15216 * target.def (handle_pragma_extern_prefix): Remove.
15218 * Makefile.in (mips-tfile.o-warn): Remove.
15219 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
15220 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
15221 * mips-tdump.c, mips-tfile.c: Remove.
15223 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
15225 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
15226 (Specific, alpha*-dec-osf5.1): Note removal.
15227 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
15229 * doc/tm.texi: Regenerate.
15230 * doc/trouble.texi (Cross-Compiler Problems): Remove.
15232 2012-03-12 Richard Guenther <rguenther@suse.de>
15234 * config/arm/arm.c (neon_dereference_pointer): Do not call
15235 covert during RTL expansion.
15237 2012-03-12 Tristan Gingold <gingold@adacore.com>
15239 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
15240 Options. Mention -mpointer-size.
15242 2012-03-12 Richard Guenther <rguenther@suse.de>
15244 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
15245 build_nonstandard_integer_type.
15247 2012-03-12 Richard Guenther <rguenther@suse.de>
15249 * tree.c (signed_or_unsigned_type_for): Use
15250 build_nonstandard_integer_type.
15251 (signed_type_for): Adjust documentation.
15252 (unsigned_type_for): Likewise.
15253 * tree-pretty-print.c (dump_generic_node): Use standard names
15254 for non-standard integer types if available.
15256 2012-03-12 Tristan Gingold <gingold@adacore.com>
15258 * config/vms/vms.opt: Add vms-opts.h header.
15259 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
15261 (-mvms-return-codes): Document.
15262 (-mpointer-size): New option.
15263 (vms_pointer_size): Add enumeration.
15264 * config/vms/vms-opts.h: New file.
15265 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
15266 __INITIAL_POINTER_SIZE.
15267 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
15268 (C_COMMON_OVERRIDE_OPTIONS): Define.
15269 (DWARF2_ADDR_SIZE): Define.
15270 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
15271 * config/vms/vms-protos.h (vms_c_common_override_options):
15273 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
15274 if -mno-pointer-size.
15275 (vms_c_common_override_options): New function.
15276 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
15277 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
15278 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
15279 and flag_vms_pointer_size.
15280 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
15281 * config.gcc (*-*-*vms*): Define xm_file.
15282 (alpha*-dec-*vms*): Do not define xm_file.
15283 (alpha64-dec-*vms*): Remove.
15284 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
15287 2012-03-12 Jakub Jelinek <jakub@redhat.com>
15289 PR tree-optimization/51721
15290 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
15291 if (int) unsvar cmp CST.
15293 2012-03-12 Richard Guenther <rguenther@suse.de>
15295 * tree-sra.c (create_access_replacement): Only rename the replacement
15296 if we can rewrite it into SSA form. Properly mark register typed
15297 replacements that we cannot rewrite with TREE_ADDRESSABLE.
15298 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
15299 for aggregate or BLKmode results.
15301 2012-03-12 Jakub Jelinek <jakub@redhat.com>
15303 PR tree-optimization/52533
15304 * tree-vrp.c (register_edge_assert_for_2): Use double_int
15305 type for mask, only handle shifts by non-zero in-range
15306 shift count, for LE_EXPR and GT_EXPR if new_val is
15307 maximum, don't add the assertion.
15309 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
15311 * doc/invoke.texi: Document -mrtm option.
15312 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
15313 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
15314 (ix86_handle_option): Handle OPT_mrtm.
15315 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
15317 (x86_64-*-*): Ditto.
15318 * i386-builtin-types.def (INT_FTYPE_VOID): New.
15319 * config/i386/i386-c.c (ix86_target_macros_internal): Define
15321 (ix86_target_string): Define -mrtm option.
15323 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
15325 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
15326 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
15327 IX86_BUILTIN_XTEST.
15328 (bdesc_special_args): Ditto.
15329 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
15330 (ix86_expand_special_args_builtin): Handle new built-in type.
15331 (ix86_expand_builtin): Handle XABORT instruction.
15332 * config/i386/i386.h (TARGET_RTM): New.
15333 * config/i386/i386.md (UNSPECV_XBEGIN): New.
15334 (UNSPECV_XEND): Ditto.
15335 (UNSPECV_XABORT): Ditto.
15336 (UNSPECV_XTEST): Ditto.
15343 * config/i386/i386.opt (mrtm): New.
15344 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
15345 * config/i386/rtmintrin.h: New header.
15346 * config/i386/xtestintrin.h: Ditto.
15348 2012-03-12 Tristan Gingold <gingold@adacore.com>
15350 * ginclude/stddef.h: Adjust previous patch.
15351 Use __VMS__ instead of VMS.
15353 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
15355 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
15356 Also convert sequences with CC setting arithmetic instruction.
15358 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
15360 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
15361 from C Language Options to Preprocessor Options.
15362 (C Dialect Options): Move -no-integrated-cpp documentation
15364 (Preprocessor Options): ...to here. Rewrite the description
15365 so it makes more sense, and remove discussion of merging front ends.
15367 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
15369 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
15371 (ix86_expand_setmem): Likewise.
15373 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
15375 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
15378 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
15380 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
15381 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
15383 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
15385 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
15387 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
15389 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
15392 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
15393 Uros Bizjak <ubizjak@gmail.com>
15395 * config/i386/predicates.md (call_insn_operand): Allow
15396 constant_call_address_operand in Pmode only.
15397 (sibcall_insn_operand): Ditto.
15398 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
15399 (*call_vzeroupper): Ditto.
15401 (*sibcall_vzeroupper): Ditto.
15402 (*call_value): Ditto.
15403 (*call_value_vzeroupper): Ditto.
15404 (*sibcall_value): Ditto.
15405 (*sibcall_value_vzeroupper): Ditto.
15406 (*indirect_jump): Ditto.
15407 (*tablejump_1): Ditto.
15408 (indirect_jump): Convert memory address to word mode for TARGET_X32.
15409 (tablejump): Ditto.
15410 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
15413 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
15416 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
15417 Use movrt_negc instead of negc pattern for non-SH2A.
15418 (*movnegt): Remove.
15419 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
15421 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
15423 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
15424 if Pmode != word_mode.
15425 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
15426 Pmode == SImode for TARGET_X32.
15428 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
15429 (tls_initial_exec_x32): Likewise.
15431 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
15433 PR rtl-optimization/52528
15434 * combine.c (can_combine_p): Add setting of subst_low_luid
15435 before call to expand_field_assignment().
15437 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
15439 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
15440 and related program names.
15442 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
15444 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
15446 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
15449 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
15450 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
15451 to set code to 'q'.
15452 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
15453 (*movdi_internal_rex64): Use %E operand modifier for lea.
15454 (*movsi_internal): Ditto.
15456 (*lea<mode>_2): Ditto.
15457 (*lea_{3,4,5,6}_zext): Ditto.
15458 (*tls_global_dynamic_32_gnu): Ditto.
15459 (*tls_global_dynamic_64): Ditto.
15460 (*tls_dynamic_gnu2_lea_32): Ditto.
15461 (*tls_dynamic_gnu2_lea_64): Ditto.
15462 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
15464 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
15466 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
15467 redefine to be NULL if the current bit-size is different from the
15468 configured bit-size.
15470 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
15471 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
15472 set the default tuning. Add asserts to make sure the cpu and tune
15473 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
15474 test whether the index is set, instead of > 0.
15475 (rs6000_file_start): Do not reset the default cpu if the current
15476 bit-size is different from the configured bit-size.
15478 2012-03-09 Tristan Gingold <gingold@adacore.com>
15480 * config/vms/vms-crtlmap.map: Add comments.
15481 Add entries needed to build Ada RTS.
15483 2012-03-09 Tristan Gingold <gingold@adacore.com>
15485 * ginclude/stddef.h: Do not define __size_t on VMS.
15487 2012-03-09 Tristan Gingold <gingold@adacore.com>
15489 * c-tree.h (c_default_pointer_mode): New variable.
15490 * c-decl.c (c_default_pointer_mode): New variable.
15491 (c_build_pointer_type): New function.
15492 (grokdeclarator): Call c_build_pointer_type instead
15493 of build_pointer_type.
15495 * config/vms/vms-c.c: Include c-tree.h
15496 (saved_pointer_mode): New variable.
15497 (handle_pragma_pointer_size): New function.
15498 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
15499 (vms_c_register_pragma): Register __pointer_size and
15500 __required_pointer_size pragmas.
15502 2012-03-09 Tristan Gingold <gingold@adacore.com>
15504 * config/vms/vms-c.c (vms_construct_include_filename): New function.
15505 (vms_c_register_includes): Reference it.
15507 2012-03-09 Andrew Pinski <apinski@cavium.com>
15509 PR middle-end/51988
15510 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
15511 print_generic_expr.
15512 (tree_ssa_phiopt_worker): Go through all the PHIs for
15513 value_replacement instead of just the singleton one.
15514 (value_replacement): Change return type to int. Return 0 instead of
15516 Allow the middle basic block to contain more than just the defining
15518 Handle non empty middle basic blocks.
15519 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
15521 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
15523 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
15524 array reference and component reference.
15525 (analyze_scalar_evolution_for_address_of): New.
15527 2012-03-08 Jie Zhang <jzhang918@gmail.com>
15530 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
15531 (hwloop_pattern_reg): Fix set but not used warning.
15532 (bfin_reorg_loops): Remove unused parameter.
15533 (bfin_reorg): Update use of bfin_reorg_loops.
15535 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
15537 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
15538 with integer parameters in registers.
15539 (gen_push): Push register in word_mode instead of Pmode.
15540 (ix86_emit_save_regs): Likewise.
15541 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
15542 (gen_pop): Pop register in word_mode instead of Pmode.
15543 (ix86_emit_restore_regs_using_pop): Likewise.
15544 (ix86_expand_prologue): Replace Pmode with word_mode for push
15545 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
15546 restore RAX and R10 in word_mode.
15547 (ix86_emit_restore_regs_using_mov): Restore integer registers
15549 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
15551 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
15552 (ix86_split_long_move): Likewise.
15554 * config/i386/i386.md (W): New.
15555 (*push<mode>2_prologue): Replace :P with :W.
15556 (*pop<mode>1): Likewise.
15557 (*pop<mode>1_epilogue): Likewise.
15558 (push/pop peephole2): Use word_mode scratch registers.
15560 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
15562 * config/i386/predicates.md (indirect_branch_operand): Simplify.
15564 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
15566 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
15567 for constants in [-63,63].
15569 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
15573 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
15575 * config/i386/i386.c (ix86_print_operand_address): Only handle
15576 zero-extended DImode addresses.
15578 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15580 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
15581 * configure: Regenerate.
15583 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
15586 * config/avr/avr.c (avr_mem_clobber): New static function.
15587 (avr_expand_delay_cycles): Add memory clobber operand to
15588 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
15589 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
15590 (enable_interrupt, disable_interrupt): New expander.
15591 (nopv, sleep, wdr): New expanders.
15592 (delay_cycles_1): Add memory clobber.
15593 (delay_cycles_2): Add memory clobber.
15594 (delay_cycles_3): Add memory clobber.
15595 (delay_cycles_4): Add memory clobber.
15596 (cli_sei): New insn from former "enable_interrupt",
15597 "disable_interrupt" with memory clobber.
15598 (*wdt): New insn from former "wdt" with memory clobber.
15599 (*nopv): Similar, but for "nopv".
15600 (*sleep): Similar, but for "sleep".
15602 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
15603 Kaz Kojima <kkojima@gcc.gnu.org>
15606 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
15607 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
15608 (SUBTARGET_OVERRIDE_OPTIONS): Define.
15610 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
15612 * config/i386/predicates.md (x86_64_zext_general_operand): New.
15613 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
15614 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
15616 2012-03-07 Walter Lee <walt@tilera.com>
15618 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
15619 REG_CFA_* notes for the stack pointer.
15620 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
15621 EH_RETURN_STACKADJ_RTX.
15622 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
15623 generate REG_CFA_* notes for the stack pointer.
15624 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
15625 by EH_RETURN_STACKADJ_RTX.
15627 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15629 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
15630 when __AVR_3_BYTE_PC__ is defined.
15632 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
15634 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
15635 (ix86_print_operand): Handle '^'.
15636 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
15637 using P mode iterator. Add %^ to asm template to conditionally emit
15639 (*rep_movdi_rex64): Ditto.
15640 (*strsetdi_rex_1): Ditto.
15641 (*rep_stosdi_rex64): Ditto.
15642 (*strmov{si,hi,qi}_1): Add %^ to asm template to
15643 conditionally emit addr32 prefix.
15644 (*rep_mov{si,qi}): Ditto.
15645 (*strset{si,hi,qi}): Ditto.
15646 (*rep_stos{si,qi}): Ditto.
15647 (*cmpstrnqi_nz_1): Ditto.
15648 (*cmpstrnqi_1): Ditto.
15649 (*strlenqi_1): Ditto.
15651 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
15653 * config/i386/i386.c (function_value_64): Return pointers in
15654 word_mode instead of Pmode.
15655 (ix86_promote_function_mode): Likewise.
15657 2012-03-07 Richard Guenther <rguenther@suse.de>
15659 * coverage.c (get_gcov_type): Use type_for_mode.
15660 (get_gcov_unsigned_t): Likewise.
15661 * expr.c (store_constructor): Use type_for_mode.
15662 (try_casesi): Likewise.
15663 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
15664 (add_standard_iv_candidates): Use standard type trees.
15665 * dojump.c (do_jump): Remove dead code.
15667 2012-03-07 Richard Guenther <rguenther@suse.de>
15669 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
15671 2012-03-07 Richard Guenther <rguenther@suse.de>
15673 * convert.c (strip_float_extensions): Move ...
15674 * tree.c (strip_float_extensions): ... here.
15676 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15679 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
15681 2012-03-07 Richard Guenther <rguenther@suse.de>
15683 * omp-low.c (extract_omp_for_data): Use signed_type_for.
15684 (expand_omp_for_generic): Likewise.
15685 (expand_omp_for_static_nochunk): Likewise.
15686 (expand_omp_for_static_chunk): Likewise.
15687 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
15688 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
15689 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
15690 Use unsigned_type_for.
15691 (vect_create_cond_for_align_checks): Use signed_type_for.
15693 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
15695 PR rtl-optimization/52203
15696 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
15697 all callers to pass NULL except ...
15698 (reset_sched_cycles_in_current_ebb): ... here, save the value
15699 in new variable 'empty'. Increase issue_rate only for
15702 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
15705 * Makefile.in: Let install-gcc-ar depend on installdirs,
15706 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
15707 Don't double canonicalize if cross-compiling.
15709 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15712 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
15713 to: RAMPZ, RAMPY, RAMPX, RAMPD.
15714 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
15716 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15719 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
15721 * config/avr/avr.md (xload_8): Adjust insn length.
15723 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
15726 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
15727 if RAMPZ affects reading from RAM.
15729 2012-03-07 Richard Guenther <rguenther@suse.de>
15733 * doc/invoke.texi (Precompiled Headers): Remove sentence that
15734 suggests you can include PCHs from inside another header.
15736 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
15738 PR middle-end/52515
15739 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
15741 2012-03-07 Kai Tietz <ktietz@redhat.com>
15743 * doc/invoke.texi (fwritable-relocated-rdata): Document
15744 new Cygwin/MinGW target option.
15745 * config/i386/winnt.c (i386_pe_unique_section): Ignore
15746 reloc if flag -fwritable-relocated-rdata is not set.
15747 (i386_pe_section_type_flags): Likewise.
15748 * config/i386/cygming.opt (fwritable-relocated-rdata):
15749 Add new flag variable flag_writable_rel_rdata.
15751 2012-03-07 Richard Guenther <rguenther@suse.de>
15753 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
15754 precision against gimple constraints.
15756 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
15758 PR middle-end/52372
15759 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
15761 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
15762 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
15764 (init_emit_regs): Move associated initialization to...
15765 (init_emit_once): ...here.
15767 2012-03-06 Richard Henderson <rth@redhat.com>
15769 * config/m68k/m68k.h (ISA_HAS_TAS): New.
15770 * config/m68k/sync.md (atomic_test_and_set): Use it.
15771 (atomic_test_and_set_1): Likewise.
15773 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
15776 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
15777 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
15778 (vector_ltgt<mode>): Likewise.
15779 (vector_ordered<mode>): Likewise.
15780 (vector_unordered<mode>): Likewise.
15781 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
15783 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
15785 * trans-mem.c: New typedef for tm_region_p.
15786 Define vector types for tm_region_p.
15787 (tm_region_init): Replace region_worklist to a vector called
15790 2012-03-06 Richard Guenther <rguenther@suse.de>
15792 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
15793 MEM_REF with constant pointer operand.
15795 2012-03-06 Richard Guenther <rguenther@suse.de>
15797 PR middle-end/52493
15798 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
15800 2012-03-06 Tristan Gingold <gingold@adacore.com>
15802 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
15803 (external_model_kind): Improve documentation.
15804 (vms_pragma_extern_model): Handle relaxed_redef.
15805 (vms_c_register_pragma): Allow expansion for nomember_alignment.
15807 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
15809 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
15810 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
15811 Some more notes on EIND usage and reorder EIND subsection.
15813 2012-03-06 Tristan Gingold <gingold@adacore.com>
15815 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
15816 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
15818 2012-03-06 Tristan Gingold <gingold@adacore.com>
15820 * config/vms/t-vmsnative (version): Define.
15821 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
15823 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
15825 PR rtl-optimization/52250
15826 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
15827 to put note list into. Unconditionally call move_bb_info.
15828 (move_bb_info): Do not assert the blocks being in the same region,
15829 just drop the note list if they are not.
15831 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
15834 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
15835 and use unified expansion logic.
15836 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
15837 closer to the existing movt insn.
15838 (negc): Rename insn to *negc. Add new expander.
15839 (movnegt): Use xor pattern for T bit negation. Reserve helper
15840 constant for negc pattern.
15841 (*movnegt): New insn and splitter.
15843 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
15845 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
15848 2012-03-05 Richard Henderson <rth@redhat.com>
15850 * genemit.c (main): Include "target.h" in insn-emit.c.
15851 * Makefile.in (insn-emit.o): Depend on TARGET_H.
15852 * config/sh/sync.md (atomic_test_and_set): Reference
15853 targetm.atomic_test_and_set_trueval instead of
15854 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
15856 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
15858 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
15861 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
15863 * langhooks.c (add_builtin_type): New function.
15864 * langhooks.h (add_builtin_type): Export it.
15865 * config/mep/mep.c (mep_init_builtins): Use it.
15866 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
15868 2012-03-05 Jakub Jelinek <jakub@redhat.com>
15871 * tree.h (BLOCK_SAME_RANGE): Define.
15872 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
15873 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
15874 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
15875 isn't equal to supercontext fragment's fragment chain.
15876 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
15878 (blocks_nreverse_all): Likewise.
15879 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
15880 BLOCK_SUPERCONTEXT to supercontext fragment instead of
15881 supercontext fragment's fragment origin.
15882 * dwarf2out.c (add_high_low_attributes): If stmt has the same
15883 range as its parent (or parents thereof etc.), use the parent's
15884 DW_AT_ranges value instead of creating a new .debug_ranges range.
15886 2012-03-05 Richard Henderson <rth@redhat.com>
15889 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
15890 * omp-low.c (expand_omp_atomic): Assume anything aligned to
15891 BIGGEST_ALIGNMENT is aligned.
15893 2012-03-05 Richard Henderson <rth@redhat.com>
15895 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
15896 * config/sh/sh.c: ... here.
15898 2012-03-05 Richard Henderson <rth@redhat.com>
15901 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
15902 instead of calling negqi2 directly.
15904 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
15906 PR middle-end/52463
15907 * trans-mem.c (tm_region_init): Use last_basic_block.
15909 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
15911 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
15912 * config/sh/sync.md (atomic_test_and_set): New expander.
15913 (tasb, atomic_test_and_set_soft): New insns.
15914 * config/sh/sh.opt (menable-tas): New option.
15915 * doc/invoke.texi (SH Options): Document it.
15917 2012-03-05 Richard Guenther <rguenther@suse.de>
15919 * cfgloop.c (verify_loop_structure): Verify dominators before
15921 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
15922 dominators from here.
15923 * graphite-scop-detection.c (create_sese_edges): Likewise.
15924 * loop-doloop.c (doloop_optimize_loops): Likewise.
15925 * loop-init.c (loop_optimizer_init): Likewise.
15926 * loop-unroll.c (unroll_and_peel_loops): Likewise.
15927 * loop-unswitch.c (unswitch_loops): Likewise.
15928 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
15929 * tree-parloops.c (parallelize_loops): Likewise. Verify
15930 only when checking is enabled.
15931 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
15933 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
15935 * genautomata.c (parse_automata_opt): New static function.
15936 (initiate_automaton_gen): Remove all option handling code. Remove
15937 argc argument. All callers changed.
15938 (main): Call init_rtx_reader_args_cb with the new function as argument.
15940 2012-03-05 Richard Guenther <rguenther@suse.de>
15942 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
15943 * tree-if-conv.c (combine_blocks): Free post-dominator info
15945 * tree-parloops.c (create_parallel_loop): Free and re-compute
15946 dominator info after breaking it.
15948 2012-03-05 Richard Guenther <rguenther@suse.de>
15950 PR middle-end/52353
15951 * optabs.h (trapv_unoptab_p): New function.
15952 (trapv_binoptab_p): Likewise.
15953 * optabs.c (expand_binop): Use emit_libcall_block_1 with
15954 a proper equiv_may_trap argument.
15955 (expand_unop): Likewise.
15956 (emit_libcall_block_1): Take extra argument whether the
15957 instruction may trap. Renamed from ...
15958 (emit_libcall_block): ... this. New wrapper.
15960 2012-03-05 Jakub Jelinek <jakub@redhat.com>
15962 PR tree-optimization/51721
15963 * tree-vrp.c (register_edge_assert_for_2): If comparing
15964 lhs of right shift by constant with an integer constant,
15965 add ASSERT_EXPRs for the rhs1 of the right shift.
15967 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
15969 2012-03-05 Richard Guenther <rguenther@suse.de>
15971 * tree.c (integer_zerop): Handle VECTOR_CSTs.
15972 (integer_onep): Likewise.
15973 (integer_all_onesp): Likewise.
15975 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
15977 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
15979 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
15981 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
15982 instead of TARGET_64BIT.
15984 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
15986 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
15989 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
15991 * config/i386/i386.c (ix86_print_operand_address): Only handle
15992 zero-extended DImode addresses.
15994 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
15996 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
15997 taken and cputaken as bool.
15999 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
16001 * config/i386/constraints.md (Ya): New internal constraint.
16002 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
16003 (*zero_extendsidi2_rex64): Add x,x alternative.
16004 (*zero_extendsidi2): Ditto. Add o,0 alternative.
16005 Remove flags reg clobber. Adjust corresponding splits.
16006 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
16007 zero_extendqisi2 expanders using SWI12 mode iterator.
16008 (zero_extend<mode>si2_and): Macroize insn from
16009 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
16011 (*zero_extend<mode>si2): Macroize insn from
16012 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
16013 (*zero_extend*2_movzbl_and): Remove insn patterns.
16014 (zero_extendqihi2_and): Merge corresponding splitter.
16015 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
16016 (*zero_extend*2_movzbl_and): Remove insn patterns.
16017 (*anddi_1): Split TYPE_IMOVX instructions.
16018 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
16020 (and->zext splitter): Add splitter pattern.
16021 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
16023 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
16025 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
16027 (Debugging Options): Likewise.
16028 (Optimize Options): Likewise.
16029 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
16030 with other architectures. Use official processor names with correct
16031 spelling/capitalization. Fix formatting and grammar issues.
16032 (i386 and x86-64 Windows Options): Similar cleanup here.
16034 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
16036 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
16038 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
16040 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
16041 DBX_REGISTER_NUMBER.
16043 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
16045 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
16046 operand is CONST_INT. Take COSTS_N_INSNS into account.
16047 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
16050 2012-03-02 Richard Henderson <rth@redhat.com>
16052 * optabs.c (expand_atomic_test_and_set): Honor
16053 atomic_test_and_set_trueval even when atomic_test_and_set
16054 optab is not in use.
16056 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
16060 * config/sh/sh.c (sh_register_move_cost): Increase cost between
16061 GENERAL_REGS and FP_REGS for SImode.
16063 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
16066 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
16067 (absdi2): New expander.
16068 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
16070 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
16072 * config/sh/sync.md (atomic_exchange<mode>): New expander.
16073 (atomic_exchange<mode>_soft): New insn.
16075 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
16077 * config/sh/sync.md: Update copyright notice dates.
16078 (atomic_compare_and_swap<mode>): Use SImode for return value instead
16080 (atomic_compare_and_swap<mode>_soft): Likewise.
16082 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
16085 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
16086 * config/sh/sh.c: Update copyright notice dates.
16087 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
16088 alignment for TARGET_HARD_SH4.
16089 (sh_option_override): Reduce default function alignment. Set
16090 loop alignment to 4 bytes when not optimizing for size.
16092 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
16094 PR middle-end/50335
16095 * doc/invoke.texi (floop-flatten): Remove.
16096 * toplev.c (process_options): Remove references to flag_loop_flatten.
16097 * tree-ssa-loop.c (gate_graphite_transform): Same.
16098 * common.opt (floop-flatten): Obsolete.
16099 * graphite-poly.c (apply_poly_transforms): Remove reference to
16101 * Makefile.in (graphite-flattening.o): Remove.
16102 * graphite-flattening.c: Remove.
16104 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
16106 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
16107 having mode compatible with the mode of previous compare. Substitute
16108 compare mode of previous compare with the mode, compatible
16109 with eliminated and previous compare.
16111 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
16113 * config/rs6000/dfp.md (floatdidd2): New define_insn.
16115 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
16117 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
16118 compatible with CCGOCmode and CCGCmode.
16120 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
16122 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
16124 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
16126 * config/arm/arm.c (arm_sat_operator_match): New function.
16127 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
16128 * config/arm/arm.md ("insn" attribute): Add "sat" value.
16129 ("SAT", "SATrev"): New code iterators.
16130 ("SATlo", "SAThi"): New code iterator attributes.
16131 ("*satsi_<SAT:code>"): New pattern.
16132 ("*satsi_<SAT:code>_shift"): Likewise.
16133 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
16134 and "shift" attributes.
16135 ("arm_usatsihi"): Add "insn" attribute.
16136 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
16137 by powers of two. Do not allow shift by 32.
16139 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
16142 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
16143 to pass the argument in the register of "natural" mode.
16145 2012-03-02 Richard Guenther <rguenther@suse.de>
16147 PR tree-optimization/52406
16148 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
16149 (struct indices): Add unconstrained_base member.
16150 (struct dr_alias): Remove unused vops member.
16151 (DR_UNCONSTRAINED_BASE): New define.
16152 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
16153 add indices to allow their disambiguation. Make DR_BASE_OBJECT
16154 be an artificial access that covers the whole indexed object,
16155 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
16156 plain decl base-objects to their MEM_REF variant.
16157 (dr_may_alias_p): When the base-object of either data reference
16158 has unknown size use only points-to information.
16159 (compute_affine_dependence): Make dumps easier to read and
16161 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
16162 DR_REF when looking for packed references.
16163 (vect_supportable_dr_alignment): Likewise.
16165 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
16167 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
16168 Improve conditions for peepholes of loads followed by commutative
16170 * config/arm/ldmstm.md: Regenerated.
16172 2012-03-02 Richard Guenther <rguenther@suse.de>
16174 * BASE-VER: Set to 4.8.0.
16176 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
16178 * config.gcc (obsolete): Add all ARM targets using the FPA.
16179 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
16180 * doc/install.texi: Avoid references to obsolete ARM ports.
16182 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
16184 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
16186 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
16187 Joern Rennecke <joern.rennecke@embecosm.com>
16189 * doc/extend.texi: Expand and update information on interrupt
16190 attribute for Epiphany.
16192 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
16194 * config/sh/sh-protos.h: Update copyright notice dates.
16195 * config/sh/sh.h: Likewise.
16196 * config/sh/sh.md: Likewise.
16197 * config/sh/constraints.md: Likewise.
16198 * config/sh/predicates.md: Likewise.
16200 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
16202 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
16203 * config/sh/sh.c (tertiary_reload_operand): Likewise.
16205 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
16207 * config/sh/constraints.md: Fix comment typo.
16209 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16212 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
16213 unsigned HOST_WIDE_INT.
16214 (zvdep_imm64): Likewise.
16215 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
16216 (vdepi_and): Likewise.
16217 Likewise for unamed 64-bit patterns.
16218 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
16220 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
16223 PR rtl-optimization/52417
16224 * cselib.c (cselib_any_perm_equivs): New variable.
16225 (cselib_reset_table): Check that it's not set when not
16226 preserving constants.
16227 (cselib_add_permanent_equiv): Set it.
16228 (cselib_have_permanent_equivalences): New.
16229 (cselib_init, cselib_finish): Reset it.
16230 * cselib.h (cselib_have_permanent_equivalences): Declare.
16231 * alias.c (get_addr): Restore earlier behavior when there
16232 aren't permanent equivalences.
16234 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
16236 * config/mn10300/mn10300-modes.def: Fix copyright notice.
16237 * config/v850/v850-modes.def: Fix copyright notice.
16239 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
16241 * doc/extend.texi (AVR Built-in Functions): Document
16242 __builtin_avr_flash_segment.
16244 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
16245 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
16246 (*split.flash_segment): New insn-and-split.
16247 * config/avr/avr.c (avr_init_builtins): Add local variables:
16248 const_memx_void_node, const_memx_ptr_type_node,
16249 char_ftype_const_memx_ptr.
16251 2012-03-01 Jakub Jelinek <jakub@redhat.com>
16253 PR tree-optimization/52445
16254 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
16255 add ssa_name_ver, offset and size fields and change store field
16257 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
16258 (add_or_mark_expr): Likewise. Only consider previous stores
16259 with the same size and offset.
16260 (nt_init_block): Only look at gimple_assign_single_p stmts,
16261 doesn't look at rhs2.
16263 2012-03-01 Richard Guenther <rguenther@suse.de>
16265 PR middle-end/52443
16266 * tree-cfg.c (verify_gimple_assign_unary): Allow any
16267 conversions from integral types to pointer types.
16269 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
16271 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
16272 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
16273 unintentionally removed in r184616.
16275 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
16277 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
16280 2012-02-29 Jakub Jelinek <jakub@redhat.com>
16281 Uros Bizjak <ubizjak@gmail.com>
16284 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
16285 alternatives, add "e" constraint to the new last alternative
16286 and ! to last 3 alternatives.
16288 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
16290 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
16291 DW_AT_artificial attributes at the end of the processing.
16292 (gen_array_type_die): Likewise.
16293 (gen_enumeration_type_die): Likewise.
16294 (gen_struct_or_union_type_die): Likewise.
16295 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
16298 2012-02-29 Jakub Jelinek <jakub@redhat.com>
16300 PR middle-end/52419
16301 * expr.c (expand_assignment): If doing misaligned store that doesn't
16302 cover all mode bits, perform a RMW cycle.
16304 PR tree-optimization/52429
16305 * tree-parloops.c (separate_decls_in_region_debug): Return early
16306 if var is LABEL_DECL.
16308 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16310 PR tree-optimization/52424
16311 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
16312 calling dom_thread_across_edge.
16314 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
16316 * config/avr/avr.c: Move definition of TARGET macros to end of file.
16318 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
16320 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
16321 * config/avr/avr.c (avr_output_bld): Remove unused function.
16322 (avr_out_sbxx_branch): Use "%T" to print bit position.
16324 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
16326 * config/avr/avr.md: Untabify.
16328 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
16330 * config/avr/avr.md (eqne): New code iterator.
16331 (*dec-and-branchsi): Use it in text peephole's condition.
16332 (*dec-and-branchhi): Ditto.
16333 (*dec-and-branchqi): Ditto.
16335 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
16338 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
16339 the device does not have the skip-bug.
16341 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
16343 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
16344 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
16345 -mpretend-cmove): New.
16347 2012-02-29 Jakub Jelinek <jakub@redhat.com>
16350 * df.h (struct df_d): Adjust comment that hard_regs_live_count
16351 doesn't count DEBUG_INSN refs.
16352 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
16353 for DEBUG_INSN refs.
16355 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16359 2012-02-20 Richard Guenther <rguenther@suse.de>
16360 PR tree-optimization/52298
16361 * tree-vect-stmts.c (vectorizable_load): Properly use
16362 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
16364 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
16366 PR middle-end/51752
16367 * gimple.h (gimple_in_transaction): New.
16368 (gimple_set_in_transaction): New.
16369 (struct gimple_statement_base): Add in_transaction field.
16370 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
16372 (tree_ssa_lim_initialize): Compute transaction bits.
16373 * tree.h (compute_transaction_bits): Protoize.
16374 * trans-mem.c (tm_region_init): Use the heap to store BB
16376 (compute_transaction_bits): New.
16378 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16380 * gcc.c (display_help): Document --help=common and sort entries
16383 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16385 * doc/install.texi: Document check-$LANG specific shortcuts
16387 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16390 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
16392 * config/arm/arm_neon.h: Regenerate.
16393 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
16394 (neon_vcgeu): New insn.
16395 (neon_vcgtu): Likewise.
16396 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
16397 (ops): Unsigned comparison intrinsics call a different builtin.
16399 2012-02-28 Richard Guenther <rguenther@suse.de>
16402 * config/i386/i386.c (ix86_expand_vector_set): Fix element
16403 ordering for the VEC_CONCAT for two element vectors for
16404 V2SFmode, V2SImode and V2DImode.
16406 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
16409 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
16410 detecting big-endian triplets.
16412 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
16414 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
16415 mode if there is no type information available.
16417 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
16419 PR tree-optimization/53207
16420 * doc/invoke.texi: Document as experimental and relying on graphite.
16422 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16424 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
16425 of initializer to changes from r184614.
16427 2012-02-28 Richard Guenther <rguenther@suse.de>
16429 PR tree-optimization/52395
16430 * tree-sra.c (build_ref_for_offset): Also look at the base
16431 TYPE_ALIGN when figuring out the alignment of the replacement.
16433 2012-02-28 Richard Guenther <rguenther@suse.de>
16435 PR tree-optimization/52402
16436 * ipa-prop.c (ipa_modify_call_arguments): Properly use
16437 mis-aligned types when creating the accesses at the call site.
16439 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16441 * config/avr/builtins.def: New file.
16442 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
16443 * config/avr/avr.c (enum avr_builtin_id): Use it.
16444 (avr_init_builtins): Use it. And use avr_bdesc.
16445 (bdesc_1arg): Remove.
16446 (bdesc_2arg): Remove.
16447 (bdesc_3arg): Remove.
16448 (struct avr_builtin_description): Add field n_args.
16449 (avr_bdesc): New static variable using builtins.def.
16450 (avr_expand_builtin): Use it.
16451 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
16452 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
16453 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
16455 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16458 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
16459 match only one single hard register with respective hard reg rtx.
16460 (movmemx_<mode>): Ditto.
16461 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
16462 insn anatomy of movmem[x]_<mode>.
16463 (avr_out_movmem): Same for printing assembler and operand usage.
16465 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
16469 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
16470 address spaces located outside of device flash.
16472 * config/avr/avr.h (base_arch_s): Remove field n_segments.
16473 (mcu_type_s): Add field n_flash.
16474 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
16475 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
16476 (AVR_MCU): Add N_FLASH argument.
16477 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
16478 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
16479 macro __FLASH<n> if that address space makes sense for the device.
16480 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
16481 outside of target flash.
16482 (avr_asm_named_section): Ditto.
16483 (avr_asm_select_section): Ditto.
16484 (avr_addr_space_convert): Ditto.
16485 (avr_emit_movmemhi): Ditto.
16486 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
16487 address space is outside of device flash.
16488 (avr_insert_attributes): Ditto.
16489 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
16490 avr_current_arch->n_segments.
16492 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
16495 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
16496 (*movabs<mode>_2): Likewise.
16498 2012-02-27 Jakub Jelinek <jakub@redhat.com>
16501 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
16502 s_register_operand in the test instead of REG_P. Don't call
16503 gen_reg_rtx if it won't be used.
16505 PR tree-optimization/52376
16506 * ipa-split.c (split_function): Ignore CLOBBER stmts.
16508 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
16510 * ifcvt.c (noce_get_condition): Check condition variable is not
16511 small_register_classes_for_mode_p before accepting.
16513 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
16515 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
16517 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16520 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16521 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
16523 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
16525 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
16527 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
16529 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
16531 * config/sh/predicates.md: Remove blank lines.
16532 * config/sh/sh.c: Fix typos in comments.
16533 * config/sh/constraints.md: Likewise.
16534 * config/sh/sh.md: Remove blank lines.
16535 Fix typos in comments. Use ;; as comment characters.
16537 2012-02-26 Walter Lee <walt@tilera.com>
16539 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
16540 (replace_mov_pcrel_step2): Ditto.
16542 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
16545 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
16546 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
16547 and locs that reference values newer than the non-canonical value
16548 at hand. Return the canonical value as a worst case.
16549 (memrefs_conflict_p): Walk canonical value's locs.
16552 * cselib.c (preserve_only_constants): Rename to...
16553 (preserve_constants_and_equivs): ... this. Split out...
16554 (invariant_or_equiv_p): ... this. Preserve plus expressions
16555 of other preserved expressions too.
16556 (cselib_reset_table): Adjust.
16557 * var-tracking.c (reverse_op): Use canonical value to build
16560 2012-02-23 Kai Tietz <ktietz@redhat.com>
16562 * config/i386/i386.c (ix86_delegitimize_address): Handle
16563 UNSPEC_PCREL plus displacement.
16565 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
16568 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
16569 to test for unusedness in st X addressing.
16571 2012-02-24 Richard Guenther <rguenther@suse.de>
16573 PR middle-end/52361
16574 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
16575 (is_gimple_reg_type): Move inline ...
16576 * gimple.h (is_gimple_reg_type): ... here.
16578 2012-02-24 Richard Guenther <rguenther@suse.de>
16580 PR middle-end/52361
16581 * passes.c (execute_function_todo): When verifying SSA form
16582 verify gimple form first.
16583 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
16585 2012-02-24 Richard Guenther <rguenther@suse.de>
16587 PR middle-end/52355
16588 * fold-const.c (fold_addr_of_array_ref_difference): New function.
16589 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
16591 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16593 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
16595 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16597 * tree-phinodes.c (make_phi_node): Mark static.
16598 * tree-flow.h (make_phi_node): Remove extern decl.
16599 * doc/gimple.texi (make_phi_node): Remove documentation.
16601 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16603 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
16604 * tree-ssa-sccvn.c (print_scc): Ditto.
16606 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16608 * doc/passes.texi (Full redundancy elimination): Fix typo.
16610 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16612 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
16614 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
16617 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
16619 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
16622 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
16624 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
16626 * config/avr/avr.md (code_stdname): Add ior, xor.
16627 (xior): New code iterator.
16628 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
16629 (*<code_stdname><mode>qi.byte1-3): Ditto.
16631 2012-02-23 Jakub Jelinek <jakub@redhat.com>
16633 PR tree-optimization/52019
16634 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
16637 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16639 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
16640 HAVE_INITFINI_ARRAY to work around namespace pollution in
16641 certain versions of newlib system headers.
16642 * config.in: Regenerate.
16643 * configure: Regenerate.
16644 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
16645 instead of HAVE_INITFINI_ARRAY.
16647 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
16650 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
16651 is not offsettable memory reference.
16653 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
16656 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
16657 setting avr_need_clear_bss_p for __gnu_lto* symbols.
16659 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
16661 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
16662 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
16664 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16666 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
16667 library on Solaris 8 even without TLS support.
16668 * configure: Regenerate.
16670 2012-02-22 Richard Guenther <rguenther@suse.de>
16672 PR middle-end/52329
16673 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
16674 for GIMPLE_DEBUG stmts.
16676 2012-02-22 Martin Jambor <mjambor@suse.cz>
16678 PR middle-end/51782
16679 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
16680 according to the base object.
16682 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
16684 PR rtl-optimization/50063
16685 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
16686 and 2 (8-bit SP) in operand 2.
16687 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
16688 setup to use movhi_sp_r instead of vanilla move to write SP.
16689 Adjust REG_CFA notes to superseed unspec.
16690 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
16692 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
16693 known to be off) only with TARGET_NO_INTERRUPTS. Never use
16694 irq_state 1 (IRQ known to be on) here.
16696 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
16698 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
16700 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
16701 assign_hard_reg): Likewise.
16703 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
16705 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
16707 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
16709 * config/avr/avr.md
16710 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
16711 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
16713 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
16715 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
16716 prototype from here to...
16717 * config/avr/avr.h: ...here.
16719 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
16722 * thumb2.md (thumb2_shiftsi3_short): Split register and
16723 immediate shifts. For register shifts tie operands 0 and 1.
16724 (peephole2 for above): Check that register-controlled shifts
16725 have suitably tied operands.
16727 2012-02-21 Quentin Neill <quentin.neill@amd.com>
16730 * config/i386/bdver1.md (bdver1_call, bdver1_push,
16731 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
16732 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
16733 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
16734 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
16735 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
16736 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
16737 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
16738 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
16739 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
16740 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
16741 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
16742 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
16743 bdver1_ssevector_avx256_unaligned_load,
16744 bdver1_ssevector_sse128_unaligned_load,
16745 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
16746 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
16747 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
16748 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
16749 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
16750 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
16751 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
16752 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
16753 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
16754 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
16755 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
16756 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
16757 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
16758 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
16759 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
16760 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
16761 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
16762 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
16763 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
16764 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
16765 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
16766 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
16767 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
16768 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
16769 bdver1_ssediv_double_load, bdver1_ssediv_double,
16770 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
16771 Add "bdver2" attribute.
16773 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16775 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
16776 default if possible and not specified otherwise.
16778 2012-02-21 Richard Guenther <rguenther@suse.de>
16780 PR middle-end/52314
16781 * gimplify.c (create_tmp_from_val): Use the main variant type
16782 for the type of the temporary we create.
16784 2012-02-21 Richard Guenther <rguenther@suse.de>
16786 PR tree-optimization/52324
16787 * gimplify.c (gimplify_expr): When re-gimplifying expressions
16788 do not gimplify a MEM_REF address operand if it is already
16791 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16793 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
16794 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
16796 2012-02-21 Richard Guenther <rguenther@suse.de>
16798 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
16799 nested_in_vect_loop.
16801 2012-02-21 Jakub Jelinek <jakub@redhat.com>
16803 PR tree-optimization/52318
16804 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
16805 vdef also to non-pure/const call stmts in the sequence.
16807 2012-02-21 Tristan Gingold <gingold@adacore.com>
16809 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
16811 2012-02-20 David S. Miller <davem@davemloft.net>
16813 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
16814 don't use the "rd %pc" instruction on v9 for PIC register loads.
16816 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
16818 PR middle-end/52141
16819 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
16820 in a transaction safe function.
16822 2012-02-20 Kai Tietz <ktietz@redhat.com>
16825 * stor-layout.c (place_field): Handle desired_align for
16828 2012-02-20 Richard Guenther <rguenther@suse.de>
16830 PR tree-optimization/52298
16831 * tree-vect-stmts.c (vectorizable_store): Properly use
16832 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
16834 (vectorizable_load): Likewise.
16835 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
16836 Access DR_STEP after ensuring it is not NULL.
16838 2012-02-20 Jakub Jelinek <jakub@redhat.com>
16840 PR tree-optimization/52286
16841 * fold-const.c (fold_binary_loc): For (X & C1) | C2
16842 optimization use double_int_to_tree instead of build_int_cst_wide,
16843 rewrite to use double_int vars.
16845 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16848 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
16850 Remove -e 0 from $gcc_cv_ld invocation.
16851 Only use __GLIBC_PREREQ if defined.
16852 Enable on Solaris since Solaris 8 patch.
16853 (gcc_SUN_LD_VERSION): New macro.
16854 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
16855 gcc_SUN_LD_VERSION for version number format.
16856 * configure: Regenerate.
16857 * varasm.c (get_elf_initfini_array_priority_section): Set
16858 SECTION_NOTYPE for non-default priority.
16859 Use get_section instead of get_unnamed_section to emit
16860 .init_array/.fini_array with default priority.
16862 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
16864 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
16865 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
16866 (mips_start_unique_function, mips_output_mips16_rdhwr)
16867 (mips_code_end): New functions.
16868 (TARGET_ASM_CODE_END): Define.
16870 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
16872 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
16873 to stubs with non-sibling calls.
16875 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
16877 * doc/invoke.texi (-fira-* options): Copy-edit.
16878 (ira-* parameters): Copy-edit.
16880 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
16882 * doc/invoke.texi: Minor copy-edits to bring into conformance with
16883 GCC coding conventions.
16885 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
16887 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
16888 when used as adjectives.
16890 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
16892 * doc/invoke.texi: Clean up "that"/"which" confusion.
16894 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
16896 * system.h: Poison SMALL_REGISTER_CLASSES
16897 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
16898 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
16900 2012-02-16 Jakub Jelinek <jakub@redhat.com>
16902 PR tree-optimization/52285
16903 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
16904 when deciding if a call is a tail call or tail recursion.
16906 2012-02-16 Kai Tietz <ktietz@redhat.com>
16908 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
16909 interger-constant displacement for UNSPEC_PCREL.
16911 2012-02-16 Jakub Jelinek <jakub@redhat.com>
16913 PR rtl-optimization/52208
16914 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
16915 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
16917 PR tree-optimization/52255
16918 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
16919 loop->header has virtual PHI, but exit_e->dest doesn't, add
16920 virtual PHI to exit_e->dest and adjust all uses after the loop.
16923 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
16924 children with clone_tree_hash, not after it.
16926 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
16928 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
16929 extended identifiers.
16931 2012-02-16 Jakub Jelinek <jakub@redhat.com>
16933 PR middle-end/51929
16934 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
16935 a same_body_alias, also test whether e->callee isn't a former
16936 or current clone of the decl this is a same body alias of.
16938 PR translation/52264
16939 * cgraphunit.c (verify_cgraph_node): Fix a typo.
16941 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
16943 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
16945 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
16948 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
16949 force_reg instead of copy_to_reg for better optimization. Force
16950 non-register or memory operands into a register.
16952 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
16954 * extend.texi: Reserve upper bits of memory model for future use.
16956 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
16957 Anatoly Sokolov <aesok@post.ru>
16958 Eric Weddington <eric.weddington@atmel.com>
16961 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
16962 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
16963 Rewrite initializers for .macro.
16964 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
16965 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
16966 atxmega32d4, atxmega32x1.
16967 avrxmega4: atxmega64a3, atxmega64d3.
16968 avrxmega5: atxmega64a1, atxmega64a1u.
16969 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
16970 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
16971 avrxmega7: atxmega128a1, atxmega128a1u.
16972 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
16973 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
16974 (struct base_arch_s): Rename reserved to xmega_p.
16975 Rename reserved2 to have_rampd.
16976 (AVR_XMEGA): New define.
16977 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
16978 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
16979 * config/avr/predicates.md (io_address_operand): Take into
16980 account SFR offset.
16981 (low_io_address_operand): Ditto.
16982 (high_io_address_operand): Ditto.
16983 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
16984 (enabled, movhi_sp_r): Use them.
16985 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
16986 cpp_define_formatted to built-in define __AVR_ARCH__.
16987 (__AVR_XMEGA__): New built-in define.
16988 (__AVR_HAVE_RAMPD__): New built-in define.
16989 (__AVR_HAVE_RAMPX__): New built-in define.
16990 (__AVR_HAVE_RAMPY__): New built-in define.
16991 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
16993 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
16994 (avr_option_override): Initialize them.
16995 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
16996 (avr_init_expanders): Initialize them. No more block several calls.
16997 (emit_push_sfr): New static function.
16998 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
17000 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
17001 (avr_print_operand): Print addreeses as symbols for
17002 RAMPX, RAMPY, RAMPD, CCP.
17003 (output_movhi): Handle AVR_XMEGA when writing to SP.
17004 (avr_out_movhi_mr_r_xmega): New static function.
17005 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
17006 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
17007 __RAMPD__, __CCP__ as needed.
17009 * config/avr/multilib.h: Regenerate.
17010 * config/avr/t-multilib: Regenerate.
17011 * config/avr/avr-tables.opt: Regenerate.
17013 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
17015 PR tree-optimization/50561
17016 * graphite-flattening.c (lst_project_loop): Do not
17017 remove old scattering dimensions after flattening.
17018 (lst_do_flatten): Likewise.
17020 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
17022 * doc/extend.texi (AVR Built-in Functions): Remove doc for
17023 __builtin_avr_map8, __builtin_avr_map16.
17024 Document __builtin_avr_insert_bits.
17026 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
17027 (insert_bits): New insn.
17028 (adjust_len.map_bits): Rename to insert_bits.
17029 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
17030 * avr-protos.h (avr_out_map_bits): Remove.
17031 (avr_out_insert_bits, avr_has_nibble_0xf): New.
17032 * config/avr/constraints.md (Cxf,C0f): New.
17033 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
17034 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
17035 New built-in define __BUILTIN_AVR_INSERT_BITS.
17036 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
17037 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
17038 (avr_move_bits): Rewrite.
17039 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
17041 (avr_map_op_t): New typedef.
17042 (avr_map_op): New static variable.
17043 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
17044 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
17045 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
17046 (bdesc_3arg, avr_expand_triop_builtin): New.
17047 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
17048 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
17049 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
17050 (avr_map_equal_p, avr_map_sig_p): Remove.
17051 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
17052 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
17053 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
17054 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
17055 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
17056 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
17058 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
17060 * config/c6x/c6x.md (reserve_cycles): New attribute.
17061 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
17062 don't reserve functional units after the branch occurs.
17064 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
17066 PR middle-end/52142
17067 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
17068 functions into non-tm_pure functions.
17070 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
17073 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
17074 (iterative_hash_canonical_type): Likewise.
17075 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
17078 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
17080 * haifa-sched.c (prune_ready_list): Ensure that if there is a
17081 sched-group insn, it either remains alone or the entire list is pruned.
17083 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
17085 * doc/install.texi (Prerequisites): Fix grammar.
17086 (Configuration): Likewise.
17088 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
17090 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
17091 MPC as part of GCC before describing configuring with --with-gmp etc.
17092 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
17093 sources are present.
17095 2012-02-14 Jakub Jelinek <jakub@redhat.com>
17098 * dwarf2out.c (clone_tree_hash): New function.
17099 (copy_decls_walk): Use it instead of clone_tree.
17101 2012-02-14 Richard Guenther <rguenther@suse.de>
17103 PR tree-optimization/52244
17104 PR tree-optimization/51528
17105 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
17106 replacements for integral types.
17108 2012-02-14 Walter Lee <walt@tilera.com>
17110 * config.gcc: Handle tilegx and tilepro.
17111 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
17112 tilegx and tilepro.
17113 Add HAVE_AS_TLS check for tilegx and tilepro.
17114 * configure: Regenerate.
17115 * doc/contrib.texi: Add Mat Hostetter and self.
17116 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
17117 Document instruction intrinsics and network accessing intrinsics.
17118 (TILEPro Built-in Functions): New node. Document instruction
17119 intrinsics and network accessing intrinsics.
17120 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
17121 (Specific, tilepro-*-linux*): Likewise.
17122 * doc/invoke.texi (TILE-Gx Options): New section.
17123 (TILEPro Options): New section.
17124 * doc/md.texi (TILE-Gx): New section.
17125 (TILEPro): New section.
17126 * common/config/tilegx/tilegx-common.c: New file.
17127 * common/config/tilepro/tilepro-common.c: New file.
17128 * config/tilegx/constraints.md: New file.
17129 * config/tilegx/linux.h: New file.
17130 * config/tilegx/mul-tables.c: New file.
17131 * config/tilegx/predicates.md: New file.
17132 * config/tilegx/sync.md: New file.
17133 * config/tilegx/t-tilegx: New file.
17134 * config/tilegx/tilegx-builtins.h: New file.
17135 * config/tilegx/tilegx-c.c: New file.
17136 * config/tilegx/tilegx-generic.md: New file.
17137 * config/tilegx/tilegx-modes.def: New file.
17138 * config/tilegx/tilegx-multiply.h: New file.
17139 * config/tilegx/tilegx-protos.h: New file.
17140 * config/tilegx/tilegx.c: New file.
17141 * config/tilegx/tilegx.h: New file.
17142 * config/tilegx/tilegx.md: New file.
17143 * config/tilegx/tilegx.opt: New file.
17144 * config/tilepro/constraints.md: New file.
17145 * config/tilepro/gen-mul-tables.cc: New file.
17146 * config/tilepro/linux.h: New file.
17147 * config/tilepro/mul-tables.c: New file.
17148 * config/tilepro/predicates.md: New file.
17149 * config/tilepro/t-tilepro: New file.
17150 * config/tilepro/tilepro-builtins.h: New file.
17151 * config/tilepro/tilepro-c.c: New file.
17152 * config/tilepro/tilepro-generic.md: New file.
17153 * config/tilepro/tilepro-modes.def: New file.
17154 * config/tilepro/tilepro-multiply.h: New file.
17155 * config/tilepro/tilepro-protos.h: New file.
17156 * config/tilepro/tilepro.c: New file.
17157 * config/tilepro/tilepro.h: New file.
17158 * config/tilepro/tilepro.md: New file.
17159 * config/tilepro/tilepro.opt: New file.
17161 2012-02-14 Jakub Jelinek <jakub@redhat.com>
17163 PR tree-optimization/52210
17164 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
17165 vect_model_simple_cost with two entry vect_def_type array instead
17166 of an address of dt.
17168 2012-02-14 Richard Guenther <rguenther@suse.de>
17171 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
17172 Do not stream DECL_QUALIFIER.
17173 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
17174 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
17175 (find_decls_types_r): Do not walk DECL_QUALIFIER.
17177 2012-02-14 Jakub Jelinek <jakub@redhat.com>
17180 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
17183 2012-02-13 Jakub Jelinek <jakub@redhat.com>
17186 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
17187 * cselib.c (cselib_subst_to_values_from_insn): New function.
17188 * sched-deps.c (add_insn_mem_dependence,
17189 sched_analyze_1, sched_analyze_2): Use it.
17191 2012-02-13 Jan Hubicka <jh@suse.cz>
17193 PR middle-end/52214
17194 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
17196 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
17198 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
17199 (GTM_SELF_SPECS): Define if not already defined.
17200 (driver_self_specs): Add GTM_SELF_SPECS.
17201 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
17202 (GTM_SELF_SPECS): Define.
17203 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
17204 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
17206 2012-02-13 Jakub Jelinek <jakub@redhat.com>
17208 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
17211 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
17213 PR middle-end/52230
17214 * omp-low.c (expand_omp_for): If a static schedule without chunk size
17215 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
17217 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
17220 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
17222 2012-02-13 Richard Guenther <rguenther@suse.de>
17224 PR translation/52211
17225 * passes.c (enable_disable_pass): Fix typo.
17227 2012-02-13 Jakub Jelinek <jakub@redhat.com>
17229 PR middle-end/52209
17230 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
17231 XOR for reduce_bit_field if type is unsigned.
17233 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
17235 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
17236 disallow changes from SFmode to mode with different size in FP regs.
17238 2012-02-12 Robert Millan <rmh@gnu.org>
17239 Gerald Pfeifer <gerald@pfeifer.com>
17241 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
17244 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
17246 PR rtl-optimization/52175
17247 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
17248 to frame-related instructions.
17250 2012-02-10 Jason Merrill <jason@redhat.com>
17253 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
17254 (demangle_new_symbols): Fill it.
17255 (scan_linker_output): Walk it.
17256 (start_tweaking): Split out from scan_linker_output.
17257 (maybe_tweak): Update sym->chosen.
17258 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
17260 2012-02-11 Jakub Jelinek <jakub@redhat.com>
17263 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
17265 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
17267 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
17268 having the same mode as previous compare.
17270 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
17272 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
17273 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
17274 (nonlocal_goto_internal): Likewise.
17275 (nonlocal_goto): Emit a use and an indirect jump directly.
17277 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
17280 * doc/extend.texi : Update comments for __atomic_compare_exchange and
17281 __atomic_{is,always}_lock_free.
17283 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
17286 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
17287 negative constant address for TARGET_X32.
17289 2012-02-10 Richard Henderson <rth@redhat.com>
17291 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
17292 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
17293 for GIMPLE_TRANSACTION. Tidy if's into a switch.
17295 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17296 Ira Rosen <irar@il.ibm.com>
17298 PR tree-optimization/50031
17299 * targhooks.c (default_builtin_vectorization_cost): Handle
17300 vec_promote_demote.
17301 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
17302 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
17303 all types of reduction and pattern statements.
17304 (vect_estimate_min_profitable_iters): Likewise.
17305 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
17306 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
17307 for explicit realigns.
17308 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
17309 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
17310 vec_promote_demote.
17311 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
17312 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
17313 vec_perm for VSX and handle vec_promote_demote.
17315 2012-02-10 Jakub Jelinek <jakub@redhat.com>
17317 PR middle-end/52177
17318 * builtins.c (fold_builtin_atomic_always_lock_free,
17319 expand_builtin_atomic_always_lock_free,
17320 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
17321 Return and/or test boolean_true_node/boolean_false_node instead of
17322 integer_one_node/integer_zero_node.
17324 2012-02-10 Jan Hubicka <jh@suse.cz>
17326 PR middle-end/48600
17327 * predict.c (predict_paths_for_bb): Prevent looping.
17328 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
17330 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
17332 * config/arm/arm.c (output_move_double): In one case properly
17333 count number of instructions that will be emitted.
17335 2012-02-10 Richard Guenther <rguenther@suse.de>
17337 PR translation/52193
17338 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
17340 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
17342 PR middle-end/52140
17343 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
17345 2012-02-09 Jakub Jelinek <jakub@redhat.com>
17348 * var-tracking.c (emit_note_insn_var_location): If
17349 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
17350 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
17351 non-NOTE_DURING_CALL_P insn.
17353 2012-02-09 Bin Cheng <bin.cheng@arm.com>
17355 PR middle-end/51867
17356 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
17358 2012-02-08 Magnus Granberg <zorry@gentoo.org>
17361 * gcc.c (switch_matches) Support switches with separated form,
17364 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
17366 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
17368 (RAMPZ_ADDR): Ditto.
17369 * config/avr/avr.c (avr_addr_t): New typedef.
17370 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
17371 (avr_init_expanders): Initialize it.
17372 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
17374 (expand_epilogue): Ditto.
17375 (avr_print_operand): Ditto.
17376 (avr_file_start): Ditto.
17377 (avr_emit_movmemhi): Ditto.
17379 2012-02-08 Richard Guenther <rguenther@suse.de>
17381 PR tree-optimization/46886
17382 * tree-flow.h (do_while_loop_p): Declare.
17383 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
17384 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
17386 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
17388 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
17389 always succeed for integers larger than a native word.
17391 2012-02-08 Richard Guenther <rguenther@suse.de>
17393 PR rtl-optimization/52170
17394 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
17395 properly handle integer vector modes.
17397 2012-02-08 Jakub Jelinek <jakub@redhat.com>
17399 PR gcov-profile/52150
17400 * coverage.c: Include target.h.
17401 (build_var): Call targetm.strip_name_encoding on the assembler name.
17402 Change one _ into . or $ if the target allows it.
17403 * Makefile.in (coverage.o): Depend on $(TARGET_H).
17405 PR rtl-optimization/52139
17406 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
17407 is a BARRIER after emit_insn_after_noloc, move BB_END
17408 to the last non-BARRIER insn before it.
17410 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
17412 PR middle-end/24306
17413 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
17414 (mips_gimplify_va_arg_expr): Call it instead of
17415 std_gimplify_va_arg_expr.
17417 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
17419 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
17420 message for -mno-pointers-to-nested-function.
17422 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
17424 PR middle-end/51994
17425 * expr.c (get_inner_reference): If there is an offset, add a negative
17426 bit position to it (if any).
17428 2012-02-07 Jakub Jelinek <jakub@redhat.com>
17430 PR rtl-optimization/52060
17431 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
17432 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
17433 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
17434 and/or i0src_copy2 when needed.
17436 2012-02-07 Jakub Jelinek <jakub@redhat.com>
17438 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
17439 or LTOPLUGINSONAME if have_c.
17441 * config/freebsd-spec.h: Add comment about what macros can be defined
17443 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
17444 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
17447 2012-02-07 Richard Guenther <rguenther@suse.de>
17449 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
17450 newline in -alias dumps.
17452 2012-02-07 Kai Tietz <ktietz@redhat.com>
17453 Dave Korn <dave.korn.cygwin@gmail.com>
17456 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
17457 Take care that typinfo gets dllexport-attribute.
17459 2012-02-07 Jakub Jelinek <jakub@redhat.com>
17461 PR middle-end/52074
17462 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
17463 if modifier < EXPAND_SUM call force_operand on the result.
17465 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
17467 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
17468 adding __forwarder_dst__ prefix if a forwarder_section attribute is
17470 (epiphany_function_type): Replace types for specific interrupts with
17471 EPIPHANY_FUNCTION_INTERRUPT.
17472 (EPIPHANY_INTERRUPT_P): Update.
17473 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
17474 New static function.
17475 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
17476 <disinterrupt>: Affects type identity.
17477 (epiphany_handle_interrupt_attribute): Handle variable number of
17479 (epiphany_compute_function_type): Update for new
17480 epiphany_function_type definition.
17481 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
17482 handlers with a longcall forwarder.
17483 (epiphany_start_function): Handle multiple interrupt arguments and/or
17484 forwarder_section attribute.
17486 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
17489 2012-02-07 Alan Modra <amodra@gmail.com>
17492 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
17495 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17497 PR tree-optimization/50969
17498 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
17499 use vec_perm rather than vector_stmt.
17500 (vect_model_load_cost): Likewise.
17501 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
17502 vec_perm to be the same as other vector statements.
17503 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
17504 cost of vec_perm for TARGET_VSX.
17506 2012-02-06 Richard Guenther <rguenther@suse.de>
17508 PR tree-optimization/52115
17509 * tree-sra.c (access_has_replacements_p): New function.
17510 (sra_modify_assign): Use it to decide whether a use is uninitialized.
17512 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
17514 PR middle-end/52047
17515 * trans-mem.c (expand_call_tm): Add an assertion.
17516 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
17519 2012-02-06 Richard Guenther <rguenther@suse.de>
17521 PR tree-optimization/50955
17522 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
17523 raise cost of expressions that replace an address with an
17524 expression based on a different pointer.
17526 2012-02-06 Jakub Jelinek <jakub@redhat.com>
17529 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
17530 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
17532 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
17535 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
17536 -Weffc++ and specify guidelines come from second edition.
17538 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
17540 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
17541 (sibcall_value_multiple_internal, call_split, call_internal_direct)
17542 (call_direct_split, call_value_split, call_value_internal_direct)
17543 (call_value_direct_split, call_value_multiple_split): Use jal and
17544 jal_macro attributes.
17546 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
17548 * reload1.c (reload_regs_reach_end_p): Replace with...
17549 (reload_reg_rtx_reaches_end_p): ...this function.
17550 (new_spill_reg_store): Update commentary.
17551 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
17552 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
17553 before setting new_spill_reg_store.
17554 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
17555 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
17556 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
17557 for non-spill reload registers.
17559 2012-02-05 Ira Rosen <irar@il.ibm.com>
17561 PR tree-optimization/52091
17562 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
17563 (vect_is_simple_use_1): Likewise.
17564 * tree-vect-loop.c (vectorizable_reduction): Update calls
17565 to vect_is_simple_use_1 and vect_is_simple_use.
17566 (vectorizable_live_operation): Likewise.
17567 * tree-vect-patterns.c (widened_name_p,
17568 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
17569 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
17570 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17571 vectorizable_shift,vectorizable_operation, vectorizable_store,
17572 vectorizable_load): Likewise.
17573 (vect_is_simple_cond): Add an argument, pass it to
17574 vect_is_simple_use_1.
17575 (vectorizable_condition): Update calls to vect_is_simple_cond,
17576 vect_is_simple_use.
17577 (vect_is_simple_use): Add an argument, the statement in which
17578 OPERAND is used. Check that if OPERAND's def stmt is a double
17579 reduction phi node, the use is a phi node too.
17580 (vect_is_simple_use_1): Add an argument, pass it to
17581 vect_is_simple_use.
17582 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
17583 to vect_is_simple_use.
17585 2012-02-04 Jakub Jelinek <jakub@redhat.com>
17587 PR rtl-optimization/52095
17588 * modulo-sched.c (dump_insn_locator): New function.
17589 (loop_canon_p, sms_schedule): Use it.
17591 PR rtl-optimization/52113
17592 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
17593 even for decomposable shift/zext insns.
17595 2012-02-03 Jakub Jelinek <jakub@redhat.com>
17596 Zdenek Dvorak <ook@ucw.cz>
17598 PR rtl-optimization/52092
17599 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
17600 on get_iv_value result.
17602 2012-02-02 Andrew Pinski <apinski@cavium.com>
17604 PR middle-end/47982
17605 PR middle-end/43967
17606 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
17608 2012-02-02 Jakub Jelinek <jakub@redhat.com>
17610 PR middle-end/48071
17611 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
17613 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
17615 PR rtl-optimization/49800
17616 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
17617 (sched_finish): Call regstat_free_n_sets_and_refs.
17619 2012-02-02 Jia Liu <proljc@gmail.com>
17621 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
17624 2012-02-02 Jan Hubicka <jh@suse.cz>
17625 Tom de Vries <tom@codesourcery.com>
17627 PR middle-end/51998
17628 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
17629 * varpool.c (varpool_analyze_pending_decls): Likewise.
17631 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
17632 Jayant R Sonar <jayant.sonar@kpitcummins.com>
17634 * config.gcc: Add cr16-* support.
17636 * doc/extend.texi: Document cr16 extensions.
17637 * doc/install.texi: Document cr16 install.
17638 * doc/invoke.texi: Document cr16 options.
17639 * doc/md.texi: Document cr16 constraints.
17641 * common/config/cr16/cr16-common.c: New file.
17642 * config/cr16/cr16.c: New file.
17643 * config/cr16/cr16.h: New file.
17644 * config/cr16/cr16.md: New file.
17645 * config/cr16/cr16.opt: New file.
17646 * config/cr16/cr16-protos.h: New file.
17647 * config/cr16/predicates.md: New file.
17648 * config/cr16/constraints.md: New file.
17649 * config/cr16/t-cr16: New file.
17651 2012-02-02 Jakub Jelinek <jakub@redhat.com>
17654 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
17655 that operands[2] is either immediate, or q_regs_operand.
17657 PR tree-optimization/52073
17658 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
17659 a pattern stmt for pattern uses, ignore uses outside of the loop.
17661 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
17663 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
17664 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
17665 (OUT_AS1, OUT_AS2): Remove.
17667 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
17669 PR rtl-optimization/51374
17670 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
17671 to cross other volatile_refs_p insns.
17673 2012-02-01 Richard Guenther <rguenther@suse.de>
17675 * doc/invoke.texi (fno-inline): Clarify documentation.
17676 (finline-small-functions): Likewise.
17677 (finline-functions): Likewise.
17678 * common.opt (finline): Adjust comment and documentation.
17679 (finline-small-functions): Clarify documentation.
17680 (finline-functions): Likewise.
17681 (finline-functions-called-once): Likewise.
17683 2012-02-01 Tristan Gingold <gingold@adacore.com>
17685 * c-typeck.c (composite_type): Keep mode for pointers.
17687 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
17689 * function.h (regno_reg_rtx): Adjust comment.
17690 * reginfo.c (init_reg_modes_target): Only use the previous mode
17691 if it fits within one register. Remove MIPS comment.
17693 2012-01-31 Jakub Jelinek <jakub@redhat.com>
17696 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
17698 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17700 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
17701 to srak instruction.
17703 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
17705 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
17707 2012-01-31 Jakub Jelinek <jakub@redhat.com>
17712 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
17714 2012-01-31 Richard Guenther <rguenther@suse.de>
17716 PR tree-optimization/51528
17717 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
17720 2012-01-31 Jakub Jelinek <jakub@redhat.com>
17725 * ree.c (add_removable_extension): Change def_map argument
17726 to unsigned *, store in def_map 1 + offset into *insn_list vector
17727 instead of pointers into the vector.
17728 (find_removable_extensions): Adjust caller.
17730 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
17732 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
17733 Transform all "* quoted-c-code" to { c-code }.
17734 Remove redundant test for "optimize" in combine patterns.
17735 Move (include "avr-dimode.md") to end of file.
17737 2012-01-30 Bin Cheng <bin.cheng@arm.com>
17740 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
17741 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
17743 2012-01-30 Richard Guenther <rguenther@suse.de>
17745 PR tree-optimization/52028
17746 * tree-loop-distribution.c (ldist_gen): Properly update
17749 2012-01-30 Jakub Jelinek <jakub@redhat.com>
17752 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
17753 set_cur_line_info_table if not emitting debug info.
17755 PR tree-optimization/52046
17756 * tree-vect-patterns.c (check_bool_pattern): Give up if
17757 a comparison could throw.
17760 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
17762 2012-01-30 Richard Guenther <rguenther@suse.de>
17764 PR tree-optimization/52045
17765 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
17766 SSA form if cfgcleanup did anything.
17768 2012-01-30 Richard Guenther <rguenther@suse.de>
17770 PR tree-optimization/52045
17771 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
17772 before computing final todo.
17774 2012-01-30 Richard Guenther <rguenther@suse.de>
17776 PR tree-optimization/51528
17777 * tree-sra.c (sra_modify_assign): Re-factor in preparation
17780 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
17782 * df-problems.c (df_kill_notes): Check that the use refers
17783 to the note under examination.
17785 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
17788 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
17789 parameter and use short-lived pseudos.
17790 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
17791 (sparc_expand_vector_init): Const-ify local variables and adjust
17792 calls to above functions.
17794 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
17796 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
17798 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
17800 * doc/invoke.texi: Make usage of "compile time" and
17801 "run time"/"runtime" consistent throughout the file.
17803 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
17805 * config/alpha/alpha.c (alpha_option_override): Default to
17806 full IEEE compliance mode for Go language.
17808 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
17810 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
17811 (LINK_SSP_SPEC): Define.
17813 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17816 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
17819 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
17821 * doc/invoke.texi: Correct hyphenation of "floating point",
17822 "double precision", and related terminology throughout the file.
17824 2012-01-28 Jakub Jelinek <jakub@redhat.com>
17827 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
17828 arm_general_register_operand predicate for operand 2 instead of
17831 2012-01-27 Ian Lance Taylor <iant@google.com>
17834 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
17835 * builtins.c (expand_builtin_init_trampoline): Add onstack
17836 parameter. Change caller.
17837 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
17838 * tree.c (build_common_builtin_nodes): Declare
17839 __builtin_init_heap_trampoline.
17841 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
17843 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
17844 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
17845 * config/avr/avr.c: Ditto.
17846 (avr_regnames): Remove because unused.
17847 * config/avr/avr.md (*cpse.ne): New peephole.
17848 (*cpse.eq): New peephole from former cpse peepholes.
17850 2012-01-27 Michael Eager <eager@eagercon.com>
17852 * config/microblaze.c (microblaze_emit_compare): Correct
17853 test after pcmp instruction.
17855 2012-01-27 Richard Guenther <rguenther@suse.de>
17857 PR tree-optimization/52020
17858 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
17860 2012-01-27 Richard Guenther <rguenther@suse.de>
17862 * ipa-pure-const.c (check_stmt): Clobbers do not make a
17863 function non-const/pure.
17865 2012-01-27 Richard Guenther <rguenther@suse.de>
17867 PR tree-optimization/50444
17868 * tree-sra.c (build_ref_for_offset): Properly adjust the
17869 MEM_REF type for unaligned accesses.
17871 2012-01-27 Richard Guenther <rguenther@suse.de>
17873 PR tree-optimization/50444
17874 * expr.c (mem_ref_refers_to_non_mem_p): New function.
17875 (expand_assignment): Use it. Properly handle misaligned
17876 bases when expanding stores to component references.
17877 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
17878 refactor that case.
17880 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
17882 PR middle-end/51389
17883 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
17884 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
17885 * tree-data-ref.c (find_data_references_in_loop): Make static.
17886 (compute_all_dependences): Change return type to bool. Bail out
17887 for too many datarefs in a loop. Move the hunk resetting the data
17888 dependences vector from ...
17889 (compute_data_dependences_for_loop): ... here. Account for
17890 compute_all_dependences returning false.
17891 (compute_data_dependences_for_bb): Likewise.
17892 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
17893 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
17895 2012-01-27 Richard Guenther <rguenther@suse.de>
17897 PR middle-end/51959
17898 * expr.c (store_field): Use the alias-set of the scratch memory
17901 2012-01-27 Tom de Vries <tom@codesourcery.com>
17903 PR tree-optimization/51990
17904 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17906 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
17908 2012-01-27 Jakub Jelinek <jakub@redhat.com>
17911 * var-tracking.c (reverse_op): Don't add any reverse operation
17912 if V already has any constant locations.
17914 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
17916 * doc/invoke.texi: Correct usage of "command line" (noun)
17917 vs "command-line" (adjective) throughout.
17919 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
17921 * doc/invoke.texi (Language Independent Options): Move
17922 -Wcoverage-mismatch blurb from here....
17923 (Warning Options): ...to here.
17925 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
17927 * config/rs6000/rs6000.c (rs6000_option_override_internal):
17928 Set rs6000_always_hint to false for 476.
17930 2012-01-27 Matthias Klose <doko@ubuntu.com>
17932 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
17934 * incpath.c (add_standard_paths): Likewise.
17936 2012-01-27 Richard Henderson <rth@redhat.com>
17938 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
17939 * config/m68k/sync.md (atomic_test_and_set): Rename from
17940 sync_test_and_setqi and adjust the operands.
17941 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
17942 and unconditionally enable.
17944 2012-01-27 Richard Henderson <rth@redhat.com>
17946 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
17947 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
17948 (ldstub): Rename from ldstubqi.
17949 (ldstub<I24MODE>): Remove.
17951 2012-01-27 Richard Henderson <rth@redhat.com>
17953 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
17954 * c-cppbuiltin.c (cpp_atomic_builtins): Define
17955 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
17956 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
17957 * doc/tm.texi: Rebuild.
17959 2012-01-27 Richard Henderson <rth@redhat.com>
17961 * optabs.c (gen_atomic_test_and_set): Remove default.
17962 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
17964 2012-01-26 Jakub Jelinek <jakub@redhat.com>
17966 PR rtl-optimization/51978
17967 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
17968 (combine_reaching_defs): Likewise.
17969 (struct re_info): Remove.
17970 (add_removable_extension): Remove x and data arguments,
17971 add insn, insn_list and def_map. Use the arguments directly
17972 instead of using struct re_info.
17973 (find_removable_extensions): Don't call add_removable_extension
17974 through note_stores, instead just call it with single_set
17975 result if non-NULL.
17976 (find_and_remove_re): Pass curr_cand->expr instead of
17977 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
17979 2012-01-26 Michael Matz <matz@suse.de>
17981 PR tree-optimization/46590
17982 * cfgexpand.c: Revert last change (r183305).
17983 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
17985 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
17986 checking for emptiness.
17988 2012-01-26 Jakub Jelinek <jakub@redhat.com>
17990 PR middle-end/51895
17991 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
17992 non-addressable non-BLKmode base correctly.
17994 2012-01-26 Michael Matz <matz@suse.de>
17996 PR tree-optimization/48794
17997 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
17998 regions referenced from RESX/EH_DISPATCH.
18000 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18002 * config/s390/s390.h: Make BRANCH_COST an option.
18003 * config/s390/s390.opt: New option -mbranch-cost.
18005 2012-01-26 Richard Henderson <rth@redhat.com>
18007 Revert 2012-01-24 change:
18008 * trans-mem.c (requires_barrier): Do not instrument thread local
18009 variables and emit save/restore for them.
18011 2012-01-25 Jakub Jelinek <jakub@redhat.com>
18013 PR middle-end/51986
18014 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
18017 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
18019 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
18022 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
18025 Rename __pgm to __flash.
18026 Rename __pgm1 to __flash1.
18027 Rename __pgm2 to __flash2.
18028 Rename __pgm3 to __flash3.
18029 Rename __pgm4 to __flash4.
18030 Rename __pgm5 to __flash5.
18031 Rename __pgmx to __memx.
18032 * doc/extend.texi (AVR Named Address Spaces)
18033 Rename address space names as indicated above.
18034 * config/avr/avr.c (avr_addrspace): Ditto.
18036 * config/avr/avr-protos.h
18037 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
18038 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
18039 * config/avr/predicates.md: Ditto.
18040 * config/avr/avr.c Ditto, and
18041 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
18042 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
18044 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
18045 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
18046 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
18047 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
18048 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
18049 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
18050 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
18051 * config/avr/avr.c: Ditto.
18052 * config/avr/avr.md: Ditto.
18054 2012-01-25 Jason Merrill <jason@redhat.com>
18057 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
18059 2012-01-25 Jakub Jelinek <jakub@redhat.com>
18061 PR tree-optimization/51987
18062 * tree-data-ref.c (get_references_in_stmt): Handle references in
18063 non-volatile GIMPLE_ASM.
18065 2012-01-25 Richard Guenther <rguenther@suse.de>
18067 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
18068 bases are dereferenced.
18070 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
18072 PR rtl-optimization/48374
18073 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
18075 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
18077 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
18078 compute_data_dependences_for_loop returns false.
18079 * tree-parloops.c (loop_parallel_p): Likewise.
18081 2012-01-25 Richard Guenther <rguenther@suse.de>
18083 * tree.h (get_pointer_alignment_1): Declare.
18084 * builtins.c (get_pointer_alignment_1): New function.
18085 (get_pointer_alignment): Use it.
18087 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
18089 PR rtl-optimization/48308
18090 * combine.c (enum undo_kind): Add UNDO_LINKS.
18091 (struct undo): Add member l to other_contents and where.
18092 (do_SUBST_LINK): New.
18094 (try_combine): Handle LOG_LINKS for the dummy i1 case.
18095 (undo_all): Handle UNDO_LINKS.
18097 2012-01-25 Richard Henderson <rth@redhat.com>
18099 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
18102 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
18104 * optabs.c (gen_atomic_test_and_set): Use each argument.
18106 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
18108 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
18109 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
18110 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
18111 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
18112 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
18113 TARGET_PAIRED_SINGLE_FLOAT.
18115 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
18117 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
18118 (in_struct, return_val): Remove MEM documentation.
18119 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
18120 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
18121 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
18123 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
18124 * cfgexpand.c (add_alias_set_conflicts): Likewise.
18125 * expr.c (store_field): Likewise.
18126 * function.c (assign_stack_temp_for_type): Likewise.
18127 * ifcvt.c (noce_try_cmove_arith): Likewise.
18128 * reload1.c (reload): Likewise.
18129 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
18130 (alpha_set_memflags): Likewise.
18131 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
18133 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
18135 * rtl.h (true_dependence, canon_true_dependence): Remove varies
18137 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
18138 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
18139 (true_dependence_1, true_dependence, canon_true_dependence): Remove
18141 * cselib.c (cselib_rtx_varies_p): Delete.
18142 (cselib_invalidate_mem): Update call to canon_true_dependence.
18143 * dse.c (record_store, check_mem_read_rtx): Likewise.
18144 (scan_reads_nospill): Likewise.
18145 * cse.c (check_dependence): Likewise.
18146 (cse_rtx_varies_p): Delete.
18147 * expr.c (safe_from_p): Update call to true_dependence.
18148 * ira.c (validate_equiv_mem_from_store): Likewise.
18149 (memref_referenced_p): Likewise.
18150 * postreload-gcse.c (find_mem_conflicts): Likewise.
18151 * sched-deps.c (sched_analyze_2): Likewise.
18152 * store-motion.c (load_kills_store): Likewise.
18153 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
18154 * gcse.c (mems_conflict_for_gcse_p): Likewise.
18155 (compute_transp): Update call to canon_true_dependence.
18157 2012-01-25 Richard Henderson <rth@redhat.com>
18159 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
18160 (maybe_emit_atomic_test_and_set): New.
18161 (expand_sync_lock_test_and_set): Use it.
18162 (expand_atomic_test_and_set): Likewise.
18163 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
18164 the implementation; clarify implementation defined details.
18165 * doc/md.texi (atomic_test_and_set): Document.
18167 2012-01-25 Richard Henderson <rth@redhat.com>
18169 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
18171 2012-01-25 Richard Henderson <rth@redhat.com>
18174 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
18175 to effect no-op split.
18177 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
18180 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
18181 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
18182 (BT_FN_VOID_PTR_INT_SIZE): New.
18183 (BT_FN_UINT_UINT_VAR): Remove.
18184 (BT_FN_UINT32_UINT32_VAR): New.
18185 (BT_FN_DOUBLE_VPTR): Remove.
18186 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
18188 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
18189 (_ITM_changeTransactionMode): Same.
18190 (_ITM_memmoveRtWt): Change return type to void.
18191 (_ITM_memcpyRtWt): Same.
18192 (_ITM_memsetW): Same.
18193 (_ITM_RaRD): Change types to double.
18198 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
18200 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
18201 Patrick Marlier <patrick.marlier@gmail.com>
18203 * trans-mem.c (requires_barrier): Do not instrument thread local
18204 variables and emit save/restore for them.
18206 2012-01-24 Jason Merrill <jason@redhat.com>
18209 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
18210 output static aliases.
18212 2012-01-24 Jakub Jelinek <jakub@redhat.com>
18215 * common.opt (-pie, -shared, pie, shared): Change from Common to
18217 * gcc.c (display_help): Display help for -pie and -shared.
18219 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
18222 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
18223 Remove note on size/offset limitation.
18224 (AVR Variable Attributes): Add example how to read data located
18225 with progmem. Refer to named address spaces.
18226 * doc/invoke.texi (AVR Options): Fix typo.
18228 2012-01-24 Richard Guenther <rguenther@suse.de>
18230 Forward-port to trunk
18231 2010-09-21 Jakub Jelinek <jakub@redhat.com>
18233 PR middle-end/45678
18234 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
18235 op0 isn't sufficiently aligned and there is movmisalignM
18236 insn for mode, use it to load op0 into a temporary register.
18238 2012-01-24 Jakub Jelinek <jakub@redhat.com>
18241 * target.def (const_not_ok_for_debug_p): New hook.
18242 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
18244 * doc/tm.texi: Regenerated.
18245 * dwarf2out.c (const_ok_for_output_1): If
18246 targetm.const_not_ok_for_debug_p returns true, fail.
18247 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
18249 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
18251 2012-01-23 Kai Tietz <ktietz@redhat.com>
18254 * config/i386/predicates.md (symbolic_operand): Allow
18255 UNSPEC_PCREL as PIC expression for lea.
18256 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
18257 * config/i386/i386.c (ix86_delegitimize_address): Handle
18258 UNSPEC_PCREL for none-MEM, too.
18260 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
18262 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
18263 (ipa_tm_create_version_alias): Same.
18265 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
18268 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
18269 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
18271 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
18272 Patrick Marlier <patrick.marlier@gmail.com>
18273 Iain Sandoe <developer@sandoe-acoustics.co.uk>
18276 * lto-wrapper.c (run_gcc): Pass the LTO section name to
18277 simple_object_start_read.
18279 2012-01-23 Richard Guenther <rguenther@suse.de>
18282 PR tree-optimization/51895
18283 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
18284 parameter decomposition into BLKmode components.
18286 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
18288 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
18289 fake variables for restrict-qualified pointers whose pointed-to type
18290 contains a placeholder.
18292 2012-01-23 Richard Guenther <rguenther@suse.de>
18294 PR tree-optimization/51949
18295 * ipa-split.c (execute_split_functions): Do not split malloc functions.
18297 2012-01-23 Jakub Jelinek <jakub@redhat.com>
18299 PR rtl-optimization/51933
18300 * ree.c (transform_ifelse): Return true right away if dstreg is
18301 already wider or equal to cand->mode.
18302 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
18303 (make_defs_and_copies_lists): Remove defs_list and copies_list
18304 arguments, add state argument, just truncate state->work_list
18305 instead of always allocating and freeing the vector. Assert that
18306 get_defs succeeds instead of returning 2. Changed return type to bool.
18307 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
18308 have ext_src_mode, see if it has been modified already with the
18309 right kind of extension and has been extended before from the
18310 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
18311 just return true. Remember the original mode in state->modified array.
18312 (combine_reaching_defs): Add state argument. Don't allocate and
18313 free here def_list, copied_list and vec vectors, instead just
18314 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
18315 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
18316 Add state variable, clear vectors in it, initialize state.modified
18317 if needed. Free all the vectors at the end and state.modified too.
18318 Don't skip a candidate if the extension expression has been modified.
18320 2012-01-22 Douglas B Rupp <rupp@gnat.com>
18323 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
18324 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
18325 (extra_options) interix.opt -> i386/interix.opt"
18326 (extra_objs):Add winnt-stubs.o
18327 * configure.ac: Add interix to target_os .comm on PE check.
18328 * configure: Regenerate.
18329 * config/interix3.h: Delete and move bits to..
18330 * config/interix.h: Delete and move bits to..
18331 * config/i386/i386-interix3.h: Delete and move bits to..
18332 * config/i386/i386-interix.h: ..here.
18333 (TARGET_CPU_DEFAULT): Remove redefinition.
18334 (TARGET_ASM_CONSTRUCTOR): Undefine.
18335 (SUBTARGET_SWITCHES): Define for ms-bitfields.
18336 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
18337 (PTRDIFF_TYPE): Define.
18338 (LONG_DOUBLE_TYPE_SIZE): Define.
18339 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
18340 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
18341 (TARGET_SECTION_TYPE_FLAGS): Define.
18342 (ASM_DECLARE_FUNCTION_NAME): Define.
18343 (ASM_OUTPUT_EXTERNAL): Define.
18344 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
18345 (ASM_OUTPUT_ALIGNED_BSS): Define.
18346 (PCC_BITFIELD_TYPE_MATTERS): Define.
18347 (USE_CONST_SECTION): Define.
18348 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
18349 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
18350 (SUPPORTS_ONE_ONLY): Remove.
18351 (I386_PE_STRIP_ENCODING): Define.
18352 * config/interix.opt: Delete and move bits to..
18353 * config/i386/interix.opt: ..here. New.
18354 (mpe-aligned-commons): Add.
18355 * config/i386/t-interix: Add copyright header.
18356 (winnt-stubs.o): Add rule.
18358 2012-01-22 Jason Merrill <jason@redhat.com>
18361 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
18362 for extra name aliases.
18364 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
18366 PR rtl-optimization/51924
18367 * ree.c (combine_set_extension): Improve debugging message.
18368 (combine_reaching_defs): Likewise.
18369 (get_defs): Rename confusingly named variable.
18370 (find_and_remove_re): Skip a candidate if the extension expression has
18373 2012-01-21 Robert Millan <rmh@gnu.org>
18374 Gerald Pfeifer <gerald@pfeifer.com>
18376 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
18377 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
18379 2012-01-20 Jakub Jelinek <jakub@redhat.com>
18381 PR tree-optimization/51914
18382 * tree-vect-stmts.c (vectorizable_conversion): For
18383 cvt_type && modifier == WIDEN, put temporary with cvt_type
18384 at the beginning of vec_dsts and set vec_dest to temporary
18387 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
18389 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
18391 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
18393 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
18394 * config/rs6000/rs6000.c: Likewise.
18396 2012-01-20 Jakub Jelinek <jakub@redhat.com>
18399 * config/arm/arm.c (arm_count_output_move_double_insns): Call
18400 output_move_double on a copy of operands array.
18402 2012-01-20 Cary Coutant <ccoutant@google.com>
18403 Dodji Seketeli <dodji@redhat.com>
18406 * dwarf2out.c (copy_declaration_context): Return ref to parent
18407 of declaration DIE, if necessary.
18408 (remove_child_or_replace_with_skeleton): Add new parameter; update
18409 caller. Place skeleton DIE under parent DIE of original declaration.
18410 Move call to copy_declaration_context to here ...
18411 (break_out_comdat_types): ... from here.
18413 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18415 PR rtl-optimization/51856
18416 * reload.c (find_reloads_subreg_address): Set the address_reloaded
18419 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
18422 * config/arm/arm.c (arm_print_operand): Correct output of alignment
18423 hints for neon loads and stores.
18425 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
18429 * doc/extend.texi (Named Address Spaces): Split into subsections.
18430 (AVR Named Address Spaces): New subsection.
18431 (M32C Named Address Spaces): New subsection.
18432 (RL78 Named Address Spaces): New subsection.
18433 (SPU Named Address Spaces): New subsection.
18434 (Variable Attributes): New anchor "AVR Variable Attributes".
18435 (AVR Variable Attributes): Rewrite and avoid wording
18436 "address space" in this context.
18437 * doc/invoke.texi (AVR Options): Rewrite and add documentation
18438 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
18439 (AVR Built-in Macros): New subsubsection therein.
18440 * doc/md.texi (AVR constraints): Remove "C04", "R".
18442 2012-01-20 Richard Guenther <rguenther@suse.de>
18444 PR tree-optimization/51903
18445 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
18446 when removing stmts.
18448 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
18451 * config/arm/arm.c (arm_load_pic_register): Use
18452 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
18453 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
18454 (arm_pic_static_addr): Likewise.
18455 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
18456 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
18457 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
18458 (pic_load_addr_unified): New.
18460 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
18463 * function.c (instantiate_virtual_regs_in_insn): Use
18464 delete_insn_and_edges when removing a wrong asm insn.
18466 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
18468 PR rtl-optimization/40761
18469 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
18470 Add new member loop_num.
18471 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
18472 (ira_build): Remove the parameter.
18474 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
18475 (ira.c): Do not build CFG loops for one region allocation. Remove
18476 argument from ira_build call.
18478 * ira-build.c (init_loop_tree_node): New function.
18479 (create_loop_tree_nodes): Use it. Separate the case when CFG
18480 loops are not built.
18481 (more_one_region_p): Check current_loops.
18482 (finish_loop_tree_nodes): Separate the case when CFG loops are not
18484 (add_loop_to_tree): Process loop equal to NULL too.
18485 (form_loop_tree): Separate the case when CFG loops are not built.
18486 Use explicitly number for the root.
18487 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
18489 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
18490 instead of loop->num.
18491 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
18492 (mark_all_loops_for_removal): Ditto.
18493 (remove_unnecessary_regions): Separate the case when CFG loops
18495 (ira_build): Remove the parameter. Use explicit number of regions
18496 when CFG loops are not built.
18498 * ira-color.c (print_loop_title): Separate the case for the root node.
18499 Use loop_num instead of loop->num.
18500 (move_spill_restore): Use loop_num instead of loop->num.
18502 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
18503 (change_loop): Ditto.
18504 (change_loop): Use loop_num instead of loop->num.
18506 * ira-lives.c (process_bb_node_lives): Ditto.
18508 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
18510 * ira-conflicts.c (print_allocno_conflicts): Ditto.
18512 2012-01-19 Jakub Jelinek <jakub@redhat.com>
18514 PR libmudflap/40778
18515 * tree-mudflap.c (mf_artificial): New function.
18516 (execute_mudflap_function_ops, execute_mudflap_function_decls,
18517 mx_register_decls, mudflap_enqueue_decl): Use it.
18520 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
18521 numbers in the insn pattern.
18523 2012-01-19 Michael Matz <matz@suse.de>
18525 PR tree-optimization/46590
18526 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
18527 use it in remembering which conflicts we already created.
18528 (add_scope_conflicts): Adjust call to above, (de)allocate helper
18531 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
18534 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
18535 (merge_and_complain): Same.
18537 2012-01-19 Jakub Jelinek <jakub@redhat.com>
18540 * config/initfini-array.h: Guard content of the header
18541 with #ifdef HAVE_INITFINI_ARRAY.
18542 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
18543 Add initfini-array.h to tm_file here.
18544 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
18545 * config.gcc: Don't add initfini-array.h to tm_file here.
18546 * configure: Regenerated.
18548 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
18550 PR rtl-optimization/51505
18551 * df-problems.c (df_kill_notes): New parameter live. Update comment.
18552 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
18553 (df_note_bb_compute): Update the call to df_kill_notes.
18555 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
18557 * trans-mem.c (requires_barrier): Remove call to is_global_var.
18559 2012-01-18 Richard Guenther <rguenther@suse.de>
18561 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
18562 of conversions to void *.
18564 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18565 Richard Sandiford <rdsandiford@googlemail.com>
18567 PR middle-end/50325
18568 PR middle-end/51192
18569 * optabs.h (simplify_expand_binop): Declare.
18570 * optabs.c (simplify_expand_binop): Make global.
18571 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
18572 endian targets if the source cannot be exactly covered by word
18575 2012-01-17 Jakub Jelinek <jakub@redhat.com>
18578 * hard-reg-set.h (struct hard_reg_set_container): New type.
18579 * target.h (struct hard_reg_set_container): Forward declare.
18580 * target.def (set_up_by_prologue): New target hook.
18581 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
18582 * doc/tm.texi: Regenerated.
18583 * function.c (thread_prologue_and_epilogue_insns): Change
18584 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
18585 Call targetm.set_up_by_prologue on it.
18586 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
18587 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
18589 2012-01-17 Nick Clifton <nickc@redhat.com>
18591 * config/rx/rx.c (rx_can_use_simple_return): New function.
18592 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
18593 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
18595 2012-01-17 Richard Guenther <rguenther@suse.de>
18597 PR middle-end/51782
18598 * expr.c (expand_assignment): Take address-space information
18599 from the address operand of MEM_REF and TARGET_MEM_REF.
18600 (expand_expr_real_1): Likewise.
18602 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18604 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
18605 reload dump is requested.
18607 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
18610 * trans-mem.c (requires_barrier): Call may_be_aliased.
18612 2012-01-17 Jakub Jelinek <jakub@redhat.com>
18614 PR tree-optimization/51877
18615 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
18616 call arguments and fndecls compare equal, instead return false if they
18617 don't. Return true only if lhs1 and lhs2 are either both NULL, or
18618 both SSA_NAMEs that are valueized the same, or they satisfy
18621 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18623 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
18625 * configure: Regenerate.
18627 2012-01-16 Jan Hubicka <jh@suse.cz>
18631 * convert.c (convert_to_integer): Use fold_convert for
18632 converting an INTEGER_CST to integer type.
18634 2012-01-16 Jason Merrill <jason@redhat.com>
18637 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
18639 2012-01-16 Jakub Jelinek <jakub@redhat.com>
18642 * config/s390/s390.c (s390_chunkify_start): Don't skip
18643 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
18644 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
18645 If insn is followed by NOTE_INSN_VAR_LOCATION or
18646 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
18647 Don't use location of note insns.
18649 PR tree-optimization/51865
18650 * tree-inline.c (tree_function_versioning): Call remap_decl
18651 on DECL_RESULT whenever it has VOID_TYPE_P type.
18653 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
18655 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
18656 for calls to locally-binding MIPS16 functions if only the return
18657 type uses float regs.
18659 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
18660 Richard Sandiford <rdsandiford@googlemail.com>
18662 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
18663 (SYMBOL_32_HIGH): Likewise.
18664 (mips_output_tls_reloc_directive): Declare.
18665 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
18666 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
18667 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
18668 (mips_lo_relocs, mips_hi_relocs): Make extern.
18669 (mips16_stub_function): Move up file.
18670 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
18671 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
18672 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
18673 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
18674 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
18675 (mips_get_tp): Add MIPS16 support.
18676 (mips_legitimize_tls_address): Remove MIPS16 sorry().
18677 Generalize DTPREL and TPREL handling.
18678 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
18679 Add MIPS16 TLS support.
18680 (mips_output_tls_reloc_directive): New function.
18681 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
18682 * config/mips/predicates.md (symbolic_operand_with_high)
18683 (tls_reloc_operand): New predicates.
18684 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
18685 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
18686 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
18687 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
18688 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
18689 (*tls_get_tp_mips16_call_<mode>): Likewise.
18691 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
18693 PR rtl-optimization/51821
18694 * recog.c (peep2_find_free_register): Determine clobbered registers
18697 2012-01-14 Denis Chertykov <chertykov@gmail.com>
18700 * config/avr/avr-protos.h: Revert change of 2012-01-09.
18701 * config/avr/avr.c: Likewise.
18702 * config/avr/avr.h: Likewise.
18704 2012-01-13 Ian Lance Taylor <iant@google.com>
18707 * tree.h (TYPE_QUALS): Add cast to int.
18708 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
18710 2012-01-13 Ian Lance Taylor <iant@google.com>
18712 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
18713 comparing param_index to VEC_length result.
18715 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
18717 * c-decl.c: Do not include tree-mudflap.h
18718 * tree-optimize.c: Likewise.
18719 * Makefile.in: Update dependencies.
18721 2012-01-13 Richard Guenther <rguenther@suse.de>
18724 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
18725 variable-sized result always use RSO.
18727 2012-01-12 DJ Delorie <dj@redhat.com>
18729 * cfgexpand.c (convert_debug_memory_address): Allow any valid
18730 pointer type, not just the default pointer type.
18732 2012-01-09 Richard Henderson <rth@redhat.com>
18733 Denis Chertykov <chertykov@gmail.com>
18736 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
18737 * config/avr/avr.c (avr_can_eliminate): Simplify.
18738 (avr_initial_elimination_offset): Likewise.
18739 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
18740 (expand_epilogue): Likewise.
18741 (avr_legitimize_address): Gut.
18742 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
18743 (avr_hard_regno_nregs): New.
18744 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
18745 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
18746 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
18747 add soft frame pointer.
18748 (CALL_USED_REGISTERS): Likewise.
18749 (REG_CLASS_CONTENTS): Likewise.
18750 (REGISTER_NAMES): Likewise.
18751 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
18752 (HARD_FRAME_POINTER_REGNUM): New.
18753 (FRAME_POINTER_REGNUM): Use soft frame pointer.
18754 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
18755 remove the HARD_FRAME_POINTER self-elimination.
18757 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
18760 * config/avr/avr.c (avr_encode_section_info): Test for absence of
18761 DECL_EXTERNAL when checking for initializers of progmem variables.
18763 2012-01-12 Ira Rosen <irar@il.ibm.com>
18765 PR tree-optimization/51799
18766 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
18767 that the last operation is a type demotion.
18769 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
18771 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
18772 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
18774 2012-01-11 Jakub Jelinek <jakub@redhat.com>
18777 * combine.c (distribute_notes): If i3 is a noreturn call,
18778 allow old_size to be equal to args_size and make sure the
18779 noreturn call gets REG_ARGS_SIZE note.
18780 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
18781 on noreturn calls even when the delta is 0.
18783 2012-01-11 Nathan Sidwell <nathan@acm.org>
18785 * gcov.c (STRING_SIZE): Remove.
18786 (generate_results): Erase annotations for source files with no
18787 coverage information.
18789 (output_lines): Use it.
18791 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
18793 * gimple.h (gimplify_body): Remove first argument.
18794 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
18795 pointer set here, instead just pass DATA to walk_tree.
18796 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
18797 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
18798 (unvisit_body): Likewise, but with unmark_visited.
18799 (gimplify_body): Remove BODY_P argument and adjust.
18800 (gimplify_function_tree): Adjust call to gimplify_body.
18801 * omp-low.c (finalize_task_copyfn): Likewise.
18803 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
18805 * tree.h (build_function_decl_skip_args): Add boolean parameter.
18806 (build_function_type_skip_args): Delete.
18807 * tree.c (build_function_type_skip_args): Make static and add
18808 SKIP_RETURN parameter. Fix thinko in the handling of variants.
18809 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
18810 pass it to build_function_type_skip_args.
18811 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
18812 (tree_function_versioning): Likewise.
18813 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
18814 build_function_decl_skip_args.
18815 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
18816 and pass it to build_function_decl_skip_args/tree_function_versioning.
18817 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
18818 * ipa-inline-transform.c (save_inline_function_body): Likewise.
18819 * trans-mem.c (ipa_tm_create_version): Likewise.
18820 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
18821 * tree-inline.c (declare_return_variable): Remove always-true test.
18822 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
18823 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
18824 * ipa-split.c (split_function): Skip the return value for the split
18825 part if it doesn't return.
18827 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18829 PR tree-optimization/49642
18830 * ipa-split.c (forbidden_dominators): New variable.
18831 (check_forbidden_calls): New function.
18832 (dominated_by_forbidden): Likewise.
18833 (consider_split): Check for forbidden dominators.
18834 (execute_split_functions): Initialize and free forbidden
18835 dominators info; call check_forbidden_calls.
18837 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
18839 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
18841 2012-01-11 Nick Clifton <nickc@redhat.com>
18843 * config/rx/rx.md (return): Define pattern.
18845 2012-01-11 Richard Guenther <rguenther@suse.de>
18847 * doc/extend.texi (malloc attribute): Adjust according to
18850 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
18851 Patrick Marlier <patrick.marlier@gmail.com>
18853 PR middle-end/51516
18854 * trans-mem.c (get_cg_data): Traverse aliases if requested.
18855 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
18856 (ipa_tm_note_irrevocable): Same.
18857 (ipa_tm_scan_irr_block): Same.
18858 (ipa_tm_decrement_clone_counts): Same.
18859 (ipa_tm_scan_irr_function): Same.
18860 (ipa_tm_create_version_alias): Same.
18861 (ipa_tm_create_version): Same.
18862 (ipa_tm_transform_calls_redirect): Same.
18863 (ipa_tm_transform_calls): Same.
18864 (ipa_tm_transform_transaction): Same.
18865 (ipa_tm_execute): Same.
18867 2012-01-10 Richard Guenther <rguenther@suse.de>
18869 PR middle-end/51806
18870 * opts.c (common_handle_option): Handle -Werror.
18872 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
18874 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
18877 2012-01-10 Jason Merrill <jason@redhat.com>
18879 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
18882 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18884 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
18885 supports R_386_TLS_GD_PLT reloc.
18886 (gcc_cv_as_ix86_tlsldmplt): Check if linker
18887 supports R_386_TLS_LDM_PLT reloc.
18888 * configure: Regenerate.
18889 * config.in: Regenerate.
18891 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
18894 Extend __pgmx semantics to linearize memory.
18895 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
18896 determine if code comes inline or from libgcc.
18897 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
18898 (movmem_qi, movmem_qi): Set constraint #2 to "n".
18899 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
18900 (movmemx_qi, movmemx_hi): New insns.
18901 (xload_<mode>_libgcc): Rewrite to new insn condition.
18902 (xload_<mode>): Remove insns.
18903 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
18904 cases that don't satisfy avr_xload_libgcc_p().
18905 (avr_addr_space_convert): Allow converting in any direction.
18906 (avr_addr_space_subset_p): Return always true.
18907 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
18908 (avr_emit_movmemhi): Ditto.
18909 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
18910 (avr_out_movmem): Ditto.
18911 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
18912 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
18913 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
18914 (avr_encode_section_info): Encode 'progmem' in symbol flags.
18915 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
18917 2012-01-10 Richard Guenther <rguenther@suse.de>
18919 PR tree-optimization/50913
18920 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
18921 Require data-refs to be representable by Graphite with respect
18924 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
18926 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
18927 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
18929 2012-01-10 Tom de Vries <tom@codesourcery.com>
18931 PR rtl-optimization/51271
18932 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
18933 handling annulled branch.
18935 2012-01-10 Richard Henderson <rth@redhat.com>
18937 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
18938 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
18939 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
18940 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
18941 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
18942 arm_expand_vec_perm_const): New.
18943 * config/arm/arm-protos.h: Update.
18944 * config/arm/neon.md (UNSPEC_VCONCAT): New.
18945 (*neon_vswp<VDQX>): New.
18946 (neon_vcombine<VDX>): Use neon_split_vcombine.
18947 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
18948 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
18949 (vec_perm<VE>): New.
18951 2012-01-10 Richard Henderson <rth@redhat.com>
18953 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
18954 use it if reload_completed.
18955 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
18956 arm_output_asm_insn, arm_process_output_memory_barrier,
18957 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
18958 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
18959 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
18960 arm_process_output_sync_insn, arm_output_sync_insn,
18961 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
18962 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
18963 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
18964 (emit_unlikely_jump): New.
18965 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
18966 (arm_split_atomic_op): New.
18967 * config/arm/arm-protos.h: Update.
18968 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
18969 (struct arm_sync_generator): Remove.
18970 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
18971 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
18972 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
18973 (VUNSPEC_LL, VUNSPEC_SC): New.
18974 (sync_result, sync_memory, sync_required_value, sync_new_value,
18975 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
18976 (attr length): Don't use arm_sync_loop_insns.
18977 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
18978 (movsfcc, movdfcc): Likewise.
18979 * config/arm/constraints.md (Ua): New.
18980 * config/arm/prediates.md (mem_noofs_operand): New.
18981 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
18982 (sync_clobber, sync_t2_reqd): Remove.
18983 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
18984 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
18985 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
18986 (arm_sync_compare_and_swap<SIDI>): Remove.
18987 (arm_sync_compare_and_swap<NARROW>): Remove.
18988 (arm_sync_lock_test_and_set<SIDI>): Remove.
18989 (arm_sync_lock_test_and_set<NARROW>): Remove.
18990 (arm_sync_new_<syncop><SIDI>): Remove.
18991 (arm_sync_new_<syncop><NARROW>): Remove.
18992 (arm_sync_new_nand<SIDI>): Remove.
18993 (arm_sync_new_nand<NARROW>): Remove.
18994 (arm_sync_old_<syncop><SIDI>): Remove.
18995 (arm_sync_old_<syncop><NARROW>): Remove.
18996 (arm_sync_old_nand<SIDI>): Remove.
18997 (arm_sync_old_nand<NARROW>): Remove.
18998 (*memory_barrier): Merge arm_output_memory_barrier.
18999 (atomic_compare_and_swap<QHSD>): New.
19000 (atomic_compare_and_swap<NARROW>_1): New.
19001 (atomic_compare_and_swap<SIDI>_1): New.
19002 (atomic_exchange<QHSD>): New.
19003 (cas_cmp_operand, cas_cmp_str): New.
19004 (atomic_op_operand, atomic_op_str): New.
19005 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
19006 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
19007 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
19008 (arm_load_exclusive<NARROW>): New.
19009 (arm_load_exclusivesi, arm_load_exclusivedi): New.
19010 (arm_store_exclusive<QHSD>): New.
19012 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
19014 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
19015 reload patterns if -mvsx-scalar-memory.
19017 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
19018 generated, even -mno-vsx-scalar-double was used.
19019 (vsx_xscvdpsp_scalar): Likewise.
19020 (vsx_xscvspdp_scalar2): Likewise.
19022 2012-01-09 Tom de Vries <tom@codesourcery.com>
19023 Andrew Pinski <apinski@cavium.com>
19026 * reorg.c (fill_slots_from_thread): Don't speculate
19027 frame-related insns.
19029 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
19031 * sched-int.h (bb_note): Move to...
19032 * basic-block.h: ...here.
19033 * haifa-sched.c (bb_note): Move to...
19034 * cfgrtl.c: ...here.
19035 * function.c (next_block_for_reg): New function.
19036 (move_insn_for_shrink_wrap): Likewise.
19037 (prepare_shrink_wrap): Rewrite to use the above.
19039 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
19041 * gimple.c (is_gimple_non_addressable): Remove.
19042 * gimple.h: Remove is_gimple_non_addressable.
19043 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
19044 is_gimple_non_addressable.
19045 * trans-mem.c (expand_assign_tm): Same.
19047 2012-01-09 Richard Guenther <rguenther@suse.de>
19049 PR tree-optimization/51775
19050 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
19051 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
19053 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
19055 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
19057 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
19059 2012-01-09 Richard Guenther <rguenther@suse.de>
19061 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
19063 2012-01-08 Jan Hubicka <jh@suse.cz>
19065 PR tree-optimize/51680
19066 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
19067 on when known_vals needs to be computed; cleanup.
19069 2012-01-08 Jan Hubicka <jh@suse.cz>
19071 PR tree-optimize/51694
19072 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
19074 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
19076 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
19077 for -std=c++98 and -std=c++11 too.
19079 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
19081 * cfgloop.c (cancel_loop): Add free() of bbs array.
19083 2012-01-07 Jan Hubicka <jh@suse.cz>
19085 PR tree-optimization/51600
19086 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
19087 that benefits small functions.
19089 2012-01-07 Jan Hubicka <jh@suse.cz>
19091 * ipa-inline.c (want_inline_small_function_p): Fix formating.
19093 2012-01-07 Jan Hubicka <jh@suse.cz>
19095 PR tree-optimization/51680
19096 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
19097 whose inlining reduce unit size.
19099 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
19102 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
19103 Add canonical node to containing_mem chain after the non-canonical
19104 one, even if there weren't any locs to propagate.
19105 (remove_useless_values): Keep only canonical values.
19106 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
19107 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
19108 canonicalize mem_chain elements that are not discarded.
19110 2012-01-06 Jakub Jelinek <jakub@redhat.com>
19113 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
19114 before emitting functions.
19116 PR gcov-profile/50127
19117 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
19118 clear_aux_for_blocks.
19120 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
19123 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
19125 2012-01-06 Arnaud Charlet <charlet@adacore.com>
19127 * c-decl.c (ext_block): Moved up.
19128 (collect_all_refs, for_each_global_decl): Take ext_block into account.
19130 2012-01-06 Han Shen <shenhan@google.com>
19132 Translate built-in include paths for sysroot.
19133 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
19134 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
19136 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
19137 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
19139 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
19140 control whether sysroot should be prepended to gxx include dir.
19142 * configure: Regenerate.
19144 2012-01-06 Torvald Riegel <triegel@redhat.com>
19146 PR rtl-optimization/51771
19147 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
19148 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
19150 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
19152 PR tree-optimization/51315
19153 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
19154 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
19156 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
19159 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
19160 for shrp pattern. Correctly handle and fixup shift variable.
19161 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
19163 2012-01-05 Jakub Jelinek <jakub@redhat.com>
19166 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
19167 note when !ACCUMULATE_OUTGOING_ARGS.
19169 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
19171 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
19173 (extract_range_from_unary_expr_1): Avoid useless computations.
19175 2012-01-05 Jakub Jelinek <jakub@redhat.com>
19177 PR rtl-optimization/51767
19178 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
19179 of jump_block and add an extra edge for degenerated asm gotos.
19181 PR middle-end/51768
19182 * stmt.c (check_unique_operand_names): Don't ICE during error
19183 reporting if i is from labels chain.
19185 PR middle-end/44777
19186 * profile.c (branch_prob): Split bbs that have exit edge
19187 and need a fake entry edge too.
19189 2012-01-05 Jan Hubicka <jh@suse.cz>
19191 PR middle-end/49710
19192 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
19195 2012-01-05 Richard Guenther <rguenther@suse.de>
19198 * tree-streamer-out.c (write_ts_optimization): New function.
19199 (streamer_write_tree_body): Call it.
19200 * tree-streamer-in.c (lto_input_ts_optimization): New function.
19201 (streamer_read_tree_body): Call it.
19202 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
19204 2012-01-05 Jakub Jelinek <jakub@redhat.com>
19206 PR middle-end/51761
19207 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
19208 * gimplify.c (gimplify_cleanup_point_expr): Save and set
19209 in_cleanup_point_expr before gimplify_stmt call and restore it
19211 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
19212 in_cleanup_point_expr is false.
19214 2012-01-05 Richard Guenther <rguenther@suse.de>
19216 PR middle-end/51764
19217 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
19219 * toplev.c (process_options): Reject combining mudflap and LTO.
19220 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
19222 2012-01-05 Richard Guenther <rguenther@suse.de>
19224 PR tree-optimization/51760
19225 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
19227 (bit_value_unop): Handle UNDEFINED operands.
19228 (bit_value_binop): Likewise.
19230 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
19232 * config/avr/avr.c (avr_replace_prefix): Remove.
19233 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
19234 (avr_asm_function_rodata_section): Ditto.
19235 (avr_asm_select_section): Ditto.
19237 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
19239 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
19242 2012-01-05 Jakub Jelinek <jakub@redhat.com>
19245 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
19246 calls that have any non-fake successor edges.
19249 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
19251 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
19253 PR tree-optimization/51624
19254 * tree-sra.c (build_ref_for_model): When replicating a chain of
19255 COMPONENT_REFs, stop as soon as the offset would become negative.
19257 2012-01-04 Jakub Jelinek <jakub@redhat.com>
19260 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
19261 in .debug_loc on the floor.
19263 2012-01-04 Andrew Pinski <apinski@cavium.com>
19265 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
19267 2012-01-04 Andrew Pinski <apinski@cavium.com>
19268 Adam Nemet <anemet@caviumnetworks.com>
19270 * config/mips/mips.md (size): Add SI and DI.
19271 (SIZE): New mode attribute.
19272 (U): New code attribute.
19273 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
19274 (mips_lbux_<mode>): Delete.
19275 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
19276 (mips_lhx): Use gen_mips_lhx_extsi.
19277 (mips_lhx_<mode>): Delete.
19278 (mips_lwx): Delete.
19279 (mips_l<size>x): New expand.
19280 (mips_lwx_<mode>): Delete.
19281 (mips_l<GPR:size>x_<P:mode>): New pattern.
19282 (*mips_lw<u>x_<P:mode>_ext): Likewise.
19283 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
19284 * config/mips/mips.c (mips_lx_address_p): New function.
19285 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
19286 (dsp64): New availability predicate.
19287 (mips_builtins): Add an entry for __builtin_mips_ldx.
19288 * config/mips/mips.h (ISA_HAS_LBX): New define.
19289 (ISA_HAS_LBUX): Likewise.
19290 (ISA_HAS_LHX): Likewise.
19291 (ISA_HAS_LHUX): Likewise.
19292 (ISA_HAS_LWX): Likewise.
19293 (ISA_HAS_LWUX): Likewise.
19294 (ISA_HAS_LDX): Likewise.
19295 * doc/extend.texi (__builtin_mips_ldx): Document.
19297 2012-01-04 Tristan Gingold <gingold@adacore.com>
19299 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
19300 when long pointers are used.
19301 * config.build (*-*-*vms*): Handle all OpenVMS targets.
19302 (alpha64-dec-*vms*, alpha*-dec-*vms*)
19303 (ia64-hp-*vms*): Remove.
19304 * config/vms/xm-vms64.h: Delete.
19306 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
19308 PR middle-end/51472
19309 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
19311 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
19313 * opts.c (finish_options): Remove duplicate sorry.
19315 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
19317 PR middle-end/51696
19318 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
19321 2012-01-04 Richard Guenther <rguenther@suse.de>
19323 PR middle-end/51750
19324 * tree.c (size_low_cst): New function.
19325 * tree.h (size_low_cst): Declare.
19326 * fold-const.c (fold_comparison): Use it to extract the low
19327 part of the POINTER_PLUS_EXPR offset.
19329 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
19331 Fix clearing ZERO_REG
19332 * config/avr/avr.md (cc): Add alternative "ldi".
19333 (movqi_insn): Use it in cc attribute.
19334 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
19335 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
19336 (output_reload_insisf): Use ZERO_REG to pre-clear register.
19338 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19340 * configure: Regenerate.
19342 2012-01-04 Richard Guenther <rguenther@suse.de>
19344 PR tree-optimization/49651
19345 * tree-ssa-structalias.c (type_can_have_subvars): New function.
19346 (var_can_have_subvars): Use it.
19347 (get_constraint_for_1): Only consider subfields if there can be any.
19349 2012-01-03 Jakub Jelinek <jakub@redhat.com>
19352 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
19353 to its new canonical_cselib_val and the cselib_val was in
19354 first_containing_mem chain, but the canonical_cselib_val was not,
19355 add the latter into the chain.
19356 (cselib_invalidate_mem): Compare canonical_cselib_val of
19357 addr_list chain elt with v.
19360 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
19361 dwarf2out_undef): Allocate e.info using ggc_strdup instead
19363 (output_macinfo_op): Don't ggc_strdup fd->filename.
19364 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
19365 then ggc_strdup it. Don't free inc->info or cur->info.
19366 (output_macinfo): Don't free ref->info or file->info.
19368 2012-01-03 Ira Rosen <irar@il.ibm.com>
19370 PR tree-optimization/51269
19371 * tree-vect-loop-manip.c (set_prologue_iterations): Make
19372 first_niters a pointer.
19373 (slpeel_tree_peel_loop_to_edge): Likewise.
19374 (vect_do_peeling_for_loop_bound): Update call to
19375 slpeel_tree_peel_loop_to_edge.
19376 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
19377 here. Remove it from the parameters list.
19378 (vect_do_peeling_for_alignment): Update calls and compute
19379 wide_prolog_niters.
19381 2012-01-03 Richard Guenther <rguenther@suse.de>
19383 PR tree-optimization/51070
19384 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
19385 Properly handle calls.
19387 2012-01-03 Richard Guenther <rguenther@suse.de>
19389 PR tree-optimization/51692
19390 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
19391 the LHS of allocation stmts.
19393 2012-01-03 Olivier Hainque <hainque@adacore.com>
19395 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
19397 2012-01-03 Olivier Hainque <hainque@adacore.com>
19399 * collect2.c (main): In AIX specific computations for vector
19400 insertions, use CONST_CAST2 to cast from char ** to const char **.
19402 2012-01-03 Richard Guenther <rguenther@suse.de>
19405 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
19406 the context of a limbo DIE when it does not already exist.
19408 2012-01-03 Jakub Jelinek <jakub@redhat.com>
19410 PR tree-optimization/51719
19411 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
19412 but direct call is, clear direct call's lhs and don't add fallthrough
19413 edge from dcall_bb to join_bb and PHIs.
19415 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19417 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
19418 the instructions emitted by the pattern.
19419 ("*TDC_insn_<mode>"): Add comment.
19421 2012-01-03 Richard Guenther <rguenther@suse.de>
19423 PR middle-end/51730
19424 * fold-const.c (fold_comparison): Properly canonicalize
19425 tree offset and HOST_WIDE_INT bit position.
19427 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
19429 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
19430 operands for extzv pattern.
19432 2012-01-02 Jakub Jelinek <jakub@redhat.com>
19435 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
19438 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
19440 * doc/invoke.texi (-flto and related options): Copy-edit.
19442 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19444 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
19446 2012-01-02 Jakub Jelinek <jakub@redhat.com>
19448 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
19451 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19453 * expr.h (move_by_pieces_ninsns): Declare.
19454 * expr.c (move_by_pieces_ninsns): Make external.
19455 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
19456 (mips_store_by_pieces_p): Likewise.
19457 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
19458 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
19459 * config/mips/mips.c (mips_move_by_pieces_p): New function.
19460 (mips_store_by_pieces_p): Likewise.
19462 2012-01-02 Jakub Jelinek <jakub@redhat.com>
19464 * passes.c (register_one_dump_file): Free full_name.
19466 * reload1.c (reload): Don't allocate reg_max_ref_width here.
19467 (calculate_elim_costs_all_insns): Free offsets_at and
19468 offsets_known_at at the end and clear the pointers.
19470 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19472 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
19473 this option introduced in r180739.
19475 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19478 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
19479 (tmake_file target=avr): Add avr/t-multilib.
19481 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
19482 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
19483 * config/avr/genmultilib.awk: New file.
19484 * config/avr/t-multilib: New auto-generated file.
19485 * config/avr/multilib.h: New auto-generated file.
19486 * config/avr/t-avr (AVR_MCUS): New variable.
19487 (genopt.sh): Use it.
19488 (s-mlib): Depend on t-multilib.
19489 (t-multilib, multilib.h): New dependencies.
19490 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
19491 (MULTILIB_OPTIONS): Remove.
19492 (MULTILIB_MATCHES): Remove.
19493 (MULTILIB_DIRNAMES): Remove.
19494 (MULTILIB_EXCEPTIONS): Remove:
19495 * config/avr/genopt.sh: Don't use hard coded file name;
19496 pass AVR_MCUS from t-avr instead.
19498 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19500 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
19502 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
19504 Implement light-weight DImode support.
19505 * config/avr/avr-dimode.md: New file.
19506 * config/avr/avr.md: Include it.
19507 (adjust_len): Add plus64, compare64.
19508 (HIDI): Remove code iterator.
19509 (code_stdname): New code attribute.
19510 (rotx, rotsmode): Remove DI.
19511 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
19513 * config/avr/avr-protos.h (avr_have_dimode): New.
19514 (avr_out_plus64, avr_out_compare64): New.
19515 * config/avr/avr.c (avr_out_compare): Handle DImode.
19516 (avr_have_dimode): New variable definition and initialization.
19517 (avr_out_compare64, avr_out_plus64): New functions.
19518 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
19519 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
19520 (avr_compare_pattern): Skip DImode comparisons.
19522 2012-01-02 Revital Eres <revital.eres@linaro.org>
19524 * ddg.c (def_has_ccmode_p): New function.
19525 (add_cross_iteration_register_deps,
19526 create_ddg_dep_from_intra_loop_link): Call it.
19528 2012-01-02 Richard Guenther <rguenther@suse.de>
19531 * invoke.texi (fassociative-math): Remove spurious paranthesis.
19533 2012-01-01 Jakub Jelinek <jakub@redhat.com>
19535 * gcc.c (process_command): Update copyright notice dates.
19536 * gcov.c (print_version): Likewise.
19537 * gcov-dump.c (print_version): Likewise.
19538 * mips-tfile.c (main): Likewise.
19539 * mips-tdump.c (main): Likewise.
19541 2012-01-01 Ira Rosen <irar@il.ibm.com>
19543 PR tree-optimization/51704
19544 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
19545 a use is inside the basic block or loop before accessing its vect info.
19547 2012-01-01 Jan Hubicka <jhjh@suse.cz>
19549 PR rtl-optimization/51069
19550 * cfgloopmanip.c (remove_path): Removing path making irreducible
19551 region unconditional makes BB part of the region.
19553 2012-01-01 Jakub Jelinek <jakub@redhat.com>
19555 PR tree-optimization/51683
19556 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
19557 calls with side-effects.
19558 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
19560 Copyright (C) 2012 Free Software Foundation, Inc.
19562 Copying and distribution of this file, with or without modification,
19563 are permitted in any medium without royalty provided the copyright
19564 notice and this notice are preserved.