1 2012-05-01 Ian Lance Taylor <iant@google.com>
4 * c-decl.c (build_compound_literal): Make the decl readonly if it
5 an array of a readonly type.
6 * gimplify.c (gimplify_compound_literal_expr): Add fallback
7 parameter. Change all callers. If the decl is not addressable
8 and is not an l-value, make it readonly.
10 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
12 * ira.c (allocated_reg_info_size): New static variable.
13 (expand_reg_info): Manage it. Call
14 setup_preferred_alternate_classes_for_new_pseudos.
15 (ira): Don't do it here. Remove local allocated_reg_info_size,
16 set the global before calling find_moveable_pseudos.
17 (find_moveable_pseudos): Call expand_reg_info rather than
20 2012-05-01 Richard Henderson <rth@redhat.com>
22 * common.opt (fsync-libcalls): New.
23 * doc/invoke.texi: Document it.
24 * optabs.c (init_sync_libfuncs): Honor it.
26 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
27 Richard Sandiford <r.sandiford@uk.ibm.com>
29 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
31 * lower-subreg.h: New file.
32 * target-globals.h (this_target_lower_subreg): Declare.
33 (target_globals): Add lower_subreg;
34 (restore_target_globals): Restore this_target_lower_subreg.
35 * target-globals.c: Include it.
36 (default_target_globals): Add default_target_lower_subreg.
37 (save_target_globals): Initialize target_lower_subreg.
38 * rtl.h (init_lower_subreg): Added declaration.
39 * toplev.c (backend_init_target): Call initializer for lower-subreg
41 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
42 (default_target_lower_subreg): New variable.
43 (this_target_lower_subreg): Likewise.
44 (twice_word_mode, choices): New macros.
45 (shift_cost, compute_splitting_shift, compute_costs)
46 (init_lower_subreg): New functions.
47 (resolve_simple_move): Add speed_p argument. Check choices.
48 (find_pseudo_copy): Don't check the mode size here.
49 (resolve_simple_move): Assert the mode size.
50 (find_decomposable_shift_zext): Add speed_p argument and return
51 a bool. Check choices.
52 (resolve_shift_zext): Add comment.
53 (dump_shift_choices, dump_choices): New functions.
54 (decompose_multiword_subregs): Dump list of profitable
55 transformations. Add code to skip non profitable transformations.
56 Update calls to simple_move and find_decomposable_shift_zext.
58 2012-05-01 Ian Bolton <ian.bolton@arm.com>
59 Sameera Deshpande <sameera.deshpande@arm.com>
60 Greta Yorsh <greta.yorsh@arm.com>
62 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
63 (thumb1_unexpanded_epilogue): ...this.
64 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
65 (thumb1_unexpanded_epilogue): ...this.
66 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
67 (thumb1_unexpanded_epilogue): ...this.
69 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
71 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
72 comparing enumeration values. Update comments.
74 2012-05-01 Alan Modra <amodra@gmail.com>
77 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
78 load_cr_save, add_crlr_cfa_restore): New functions.
79 (rs6000_restore_saved_cr): Rename to..
80 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
81 (rs6000_emit_epilogue): Use new functions. Adjust condition
82 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
83 regs when using out-of-line restore only when shrink wrapping.
85 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
88 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
89 calls to cgraph_node_name in xstrdup.
90 (ipa_make_edge_direct_to_target): Ditto.
91 * cgraph.c (dump_cgraph_node): Ditto.
92 * tree-sra.c (convert_callers_for_node): Ditto.
93 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
94 * ipa-cp.c (perhaps_add_new_callers): Ditto.
95 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
96 (cgraph_materialize_all_clones): Ditto.
97 * ipa-inline.c (report_inline_failed_reason): Ditto.
98 (want_early_inline_function_p): Ditto.
99 (edge_badness): Ditto.
100 (update_edge_key): Ditto.
101 (flatten_function): Ditto.
103 (inlinw_always_inline_functions): Ditto.
104 (early_inline_small_functions): Ditto.
106 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
109 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
112 012-04-30 Jan Hubicka <jh@suse.cz>
114 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
115 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
116 (cgraph_add_to_same_comdat_group): Remove.
117 (cgraph_add_asm_node): Move to cgraphunit.c.
118 (cgraph_make_decl_local): Move to symtab.c
119 (cgraph_make_node_local_1): Update.
120 (cgraph_can_remove_if_no_direct_calls_and): Update.
121 (used_from_object_file_p): Update.
122 (resolution_used_from_other_file_p): Move to symtab.c
123 (cgraph_used_from_object_file_p): move to symtab.c
124 (verify_cgraph_node): Verify same comdat groups.
125 * cgraph.h (cgraph_asm_node): Rename to ...
126 (asm_node): ... this one.
127 (cgraph_asm_nodes): Rename to ...
128 (asm_nodes): ... this one.
129 (symtab_add_to_same_comdat_group): New function.
130 (symtab_dissolve_same_comdat_group_list): New function.
131 (symtab_used_from_object_file_p): Declare.
132 (symtab_make_decl_local): Declare.
133 (cgraph_add_to_same_comdat_group): Remove.
134 (cgraph_add_asm_node): Remove.
135 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
137 (cgraph_finalize_compilation_unit): Rename to ...
138 (finalize_compilation_unit): ... this one.
139 (cgraph_optimize): Rename to ....
140 (compile): ... this one.
141 (add_asm_node): Declare.
142 (fixup_same_cpp_alias_visibility): Declare.
143 (cgraph_make_decl_local): Remove.
144 (varpool_assemble_pending_decls): Rename to ...
145 (varpool_output_variables): ... this one.
146 (varpool_remove_unreferenced_decls): Remove.
147 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
148 (preserve_function_body_p): Make static.
149 * toplev.c (compile_file): Update comments; update.
150 * cgraphunit.c: Update comments.
151 (cgraph_expand_all_functions): Rename to ...
152 (expand_all_functions): ... this one; update.
153 (cgraph_mark_functions_to_output): Rename to ...
154 (mark_functions_to_output): ... this one; cleanup.
155 (cgraph_output_pending_asms): Remove prototype.
156 (asm_nodes, asm_last_node): New static vars.
157 (cgraph_process_new_functions): Update.
158 (cgraph_reset_node): Cleanup; add comment.
159 (cgraph_add_new_function): Update.
160 (cgraph_output_pending_asms): Rename to ...
161 (output_asm_statements): ... this one.
162 (add_asm_node): New function.
163 (fixup_same_cpp_alias_visibility): New function based on code
164 in cgraph_analyze_function.
165 (cgraph_analyze_function): Use it.
166 (cgraph_order_sort): Update.
167 (cgraph_output_in_order): Update.
168 (cgraph_function_versioning): Update.
169 (cgraph_optimize): Rename to ...
170 (compile): ... this one; initialize streamer hooks here.
171 (cgraph_finalize_compilation_unit): Rename to ...
172 (finalize_compilation_unit): ... this one; do not initialize streamer
174 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
175 * dwarf2out.c: Update ocmment.
176 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
177 * method.c (use_thunk): Likewise.
178 * semantics.c (maybe_add_lambda_conv_op): Likewise.
179 * decl2.c (maybe_emit_vtables): Likewise.
180 (cp_write_global_declarations): Use finalize_compilation_unit.
181 * parser.c (cp_parser_asm_definition): Use add_asm_node.
182 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
183 * c-decl.c (c_write_global_declarations): Use
184 finalize_compilation_unit.
185 * langhooks.c (write_global_declarations): Update.
186 * ipa.c (cgraph_externally_visible_p): Update.
187 (dissolve_same_comdat_group_list): Remove.
188 (function_and_variable_visibility): Update.
189 * symtab.c: Inlcude lto-streamer.h and rtl.h
190 (ld_plugin_symbol_resolution_names): New.
191 (symtab_add_to_same_comdat_group): New.
192 (symtab_dissolve_same_comdat_group_list): New.
193 (resolution_used_from_other_file_p): Move here from cgraph.c
194 (symtab_used_from_object_file_p): New.
195 (symtab_make_decl_local): New.
196 * passes.c (register_pass): Update comments.
197 * c-parser.c (c_parser_asm_definition): Update.
198 * varpool.c (varpool_analyze_node): Use
199 fixup_same_cpp_alias_visibility.
200 (varpool_remove_unreferenced_decls): Make static.
201 (varpool_assemble_pending_decls): Rename to ...
202 (varpool_output_variables): ... this one; call
203 varpool_remove_unreferenced_decls.
204 (varpool_used_from_object_file_p): Remove.
206 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
209 * c-typeck.c (build_array_ref): Call
210 convert_vector_to_pointer_for_subscript.
211 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
213 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
215 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
216 to compile-time "mode == <MODE>mode" checks.
217 (and splitter): Ditto.
219 2012-04-30 Richard Henderson <rth@redhat.com>
221 * config/arm/arm.md (UNSPEC_LL): New.
222 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
223 (arm_load_exclusivedi): Use %H0.
225 2012-04-30 Jason Merrill <jason@redhat.com>
227 * dwarf2out.c (comdat_symbol_id): Add const.
228 (union die_symbol_or_type_node): Add const to die_symbol.
229 (output_die_symbol, output_die, output_comp_unit): Adjust.
231 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
233 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
234 * config/arm/neon.md (negdi2_neon): New insn.
235 Also add splitters for core and NEON registers.
237 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
239 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
240 (arm_print_operand): Add 'x' format.
241 * config/arm/constraints.md (Dn): Allow const_int.
242 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
243 Use 'x' format to print constants.
244 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
245 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
247 (movdi_vfp_cortexa8): Likewise.
249 2012-04-30 Ian Bolton <ian.bolton@arm.com>
250 Sameera Deshpande <sameera.deshpande@arm.com>
251 Greta Yorsh <greta.yorsh@arm.com>
253 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
254 * config/arm/arm.c (ldm_stm_operation_p): New function.
255 * config/arm/predicates.md (load_multiple_operation): Update predicate.
256 (store_multiple_operation): Likewise.
258 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
259 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
260 * config/arm/predicates.md (load_multiple_operation): Add arguments.
261 (store_multiple_operation): Likewise.
263 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
265 * config/i386/i386.md (and<mode>3): Expand masking operations with
266 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
267 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
269 2012-04-30 Dodji Seketeli <dodji@redhat.com>
272 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
273 argument for the various warning_at calls.
274 * docs/invoke.texi: Update the documentation.
276 2012-04-30 Dodji Seketeli <dodji@redhat.com>
278 Switch -ftrack-macro-expansion=2 on by default.
279 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
282 Fix va_start related location
283 * builtins.c (fold_builtin_next_arg): Unwinds to the first
284 location in real source code.
286 Make conversion warnings work on NULL with -ftrack-macro-expansion
287 * input.h (expansion_point_location_if_in_system_header): Declare
289 * input.c (expansion_point_location_if_in_system_header): Define it.
291 Fix -Wuninitialized for -ftrack-macro-expansion
292 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
293 declaration. Use linemap_location_before_p for source locations.
295 Strip "<built-in>" loc from displayed expansion context
296 * input.c (expand_location_1): When expanding to spelling location
297 in a context of a macro expansion, skip reserved system header
298 locations. Update comments. * tree-diagnostic.c
299 (maybe_unwind_expanded_macro_loc): Likewise.
301 Make expand_location resolve to locus in main source file
302 * input.c (expand_location_1): New. Takes a parameter to choose
303 whether to resolve the location to spelling or expansion point.
304 Was factorized from ...
305 (expand_location): ... here.
306 (expand_location_to_spelling_point): New. Implemented in terms of
308 * diagnostic.c (diagnostic_build_prefix): Use the new
309 expand_location_to_spelling_point instead of expand_location.
311 Fix PCH crash on GTYed pointer-to-scalar field of a struct
312 * gengtype.c (write_types_process_field): Force second argument of
313 the call to the PCH object hierarchy walker to be 'x'.
315 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
317 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
318 predicate to discriminate types.
320 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
322 * doc/invoke.texi (Wmissing-format-attribute): Document as an
323 alias of Wsuggest-attribute=format.
324 * c-typeck.c (convert_for_assignment): Replace
325 Wmissing-format-attribute with Wsuggest-attribute=format.
326 (digest_init): Likewise.
328 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
330 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
331 * common.opt (Wmissing-noreturn): Alias of
332 -Wsuggest-attribute=noreturn.
334 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
337 * config/cris/cris.md (andqu): New peephole2.
338 (andu): Tweak head comment.
340 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
341 Steven Bosscher <steven@gcc.gnu.org>
342 Maxim Kuvyrkov <maxim@codesourcery.com>
344 PR tree-optimization/38785
345 * common.opt (ftree-partial-pre): New option.
346 * doc/invoke.texi: Document it.
347 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
348 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
350 (execute_pre): Use flag_tree_partial_pre.
352 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
355 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
358 2012-04-27 Ollie Wild <aaw@google.com>
360 * doc/invoke.texi (Wliteral-suffix): Document new option.
362 2012-04-27 Tom Tromey <tromey@redhat.com>
364 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
365 (dwarf_tag_name): Use get_DW_TAG_name.
366 (dwarf_attr_name): Use get_DW_AT_name.
367 (dwarf_form_name): Use get_DW_FORM_name.
368 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
370 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
372 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
373 arguments are -1 and 0, by negating the result of the conditional.
375 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
378 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
380 2012-04-27 Richard Guenther <rguenther@suse.de>
382 * tree-flow.h (is_hidden_global_store): Remove.
383 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
384 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
385 (stmt_may_clobber_global_p): Likewise.
386 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
387 (stmt_may_clobber_global_p): Likewise.
388 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
389 stmt_may_clobber_global_p.
390 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
392 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
394 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
397 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
398 reorganize some fields and update comments. Rename bit_test_uniq
399 and bit_test_count to uniq resp. count. Remove bit_test_bb.
400 (collect_switch_conv_info): New function, collects info about a
401 GIMPLE_SWITCH into a struct switch_conv_info.
402 (check_range): Simplify to use pre-recorded info. Fix think-o in
403 range-branch ratio check.
404 (check_process_case): Remove function.
405 (check_all_empty_except_final): New function, verifies that all
406 non-final basic blocks are empty.
407 (process_switch): Simplify to use pre-recorded info. Call
408 collect_switch_conv_info to do that. Assert that degenerate switch
409 statements have been cleaned up.
411 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
414 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
416 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
419 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
421 2012-04-27 Tom de Vries <tom@codesourcery.com>
423 PR tree-optimization/51879
424 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
425 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
427 (defs_to_varying): ... here. Don't set use_processed.
428 (visit_reference_op_call): Handle gimple_vdef.
429 Handle case that lhs is NULL_TREE.
430 (visit_use): Use mark_use_processed. Handle calls with side-effect
431 using visit_reference_op_call.
433 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
435 * sched-deps.c (fixup_sched_groups): Rename to...
436 (chain_to_prev_insn): ...this.
437 (chain_to_prev_insn_p): New function.
438 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
440 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
442 * sched-int.h (_haifa_insn_data): Move priority_status.
444 (INSN_MODEL_INDEX): New macro.
445 * haifa-sched.c (insn_delay): New function.
446 (sched_regno_pressure_class): Update commentary.
447 (mark_regno_birth_or_death): Pass the liveness bitmap and
448 pressure array as arguments, instead of using curr_reg_live and
449 curr_reg_pressure. Only update the pressure if the bit in the
450 liveness set has changed.
451 (initiate_reg_pressure_info): Always trust the live-in set for
452 SCHED_PRESSURE_MODEL.
453 (initiate_bb_reg_pressure_info): Update call to
454 mark_regno_birth_or_death.
455 (dep_list_size): Take the list as argument.
456 (calculate_reg_deaths): New function, extracted from...
457 (setup_insn_reg_pressure_info): ...here.
458 (MODEL_BAR): New macro.
459 (model_pressure_data, model_insn_info, model_pressure_limit)
460 (model_pressure_group): New structures.
461 (model_schedule, model_worklist, model_insns, model_num_insns)
462 (model_curr_point, model_before_pressure, model_next_priority):
464 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
465 (MODEL_INSN_INFO, MODEL_INSN): New macros.
466 (model_index, model_update_limit_points_in_group): New functions.
467 (model_update_limit_points, model_last_use_except): Likewise.
468 (model_start_update_pressure, model_update_pressure): Likewise.
469 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
470 (model_excess_cost, model_dump_pressure_points): Likewise.
471 (model_set_excess_costs): Likewise.
472 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
473 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
474 schedule as an alternative tie-breaker. Update the call to
476 (ready_sort): Call model_set_excess_costs.
477 (update_register_pressure): Update call to mark_regno_birth_or_death.
478 Rely on that function to check liveness rather than doing it here.
479 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
480 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
481 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
482 (model_record_pressure, model_record_pressures): New functions.
483 (model_record_final_pressures, model_add_successors_to_worklist)
484 (model_promote_predecessors, model_choose_insn): Likewise.
485 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
486 (model_start_schedule, model_finalize_pressure_group): Likewise.
487 (model_end_schedule): Likewise.
488 (schedule_insn): Say when we're scheduling the next instruction
489 in the model schedule.
490 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
491 (queue_to_ready): Do not add instructions that are
492 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
493 Always allow the next instruction in the model schedule to be added.
494 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
495 and delay for SCHED_PRESSURE_MODEL too.
496 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
497 SCHED_PRIORITY_MODEL, but also take the DFA into account.
498 (schedule_block): Call model_start_schedule and model_end_schedule.
499 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
500 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
501 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
503 (sched_finish): Update accordingly.
504 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
505 to SCHED_PRESSURE_MODEL.
506 (add_jump_dependencies): Update call to dep_list_size.
507 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
508 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
509 to SCHED_PRESSURE_MODEL.
510 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
511 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
512 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
513 handling to SCHED_PRESSURE_MODEL.
515 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
517 * common.opt (fsched-pressure-algorithm=): New option.
518 * flag-types.h (sched_pressure_algorithm): New enum.
519 * sched-int.h (sched_pressure_p): Replace with...
520 (sched_pressure): ...this new variable.
521 * haifa-sched.c (sched_pressure_p): Replace with...
522 (sched_pressure): ...this new variable.
523 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
524 (update_reg_and_insn_max_reg_pressure, schedule_insn)
525 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
526 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
527 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
528 (sched_analyze_insn): Likewise.
529 * sched-rgn.c (schedule_region): Likewise.
530 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
532 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
534 * PR middle-end/52997
535 * ira.c (find_moveable_pseudos): Call resize_reg_info.
538 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
539 * expr.c (convert_move): Honor unsignedp when extending partial int
541 * genmodes.c (complete_mode): Don't clear component field of partial
543 (emit_mode_inner): Don't emit it however.
544 (calc_wider_mode): Partial int modes widen to their component.
546 2012-04-26 David S. Miller <davem@davemloft.net>
548 * config/sparc/niagara4.md: New file.
549 * config/sparc/sparc.md: Include it.
550 * config/sparc/sparc.c (niagara4_costs): New processor costs.
551 (sparc_option_override): Use it.
552 (sparc_use_sched_lookahead): Return 2 for niagara4.
553 (sparc_issue_rate): Likewise.
555 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
556 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
557 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
558 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
559 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
560 alignaddrldi_vis): Set type to gsr.
561 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
562 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
563 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
564 v<vis3_shift_patname><mode>3, fmean16_vis,
565 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
566 fucmp<code>8<P:mode>_vis): Set type to fga.
567 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
568 * config/sparc/niagara.md: Likewise.
569 * config/sparc/niagara2.md: Likewise.
570 * config/sparc/ultra3.md: Likewise, and fix type matching for
571 us3_ialuX reservation.
573 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
575 * reload.c (find_reloads): Change the loop nesting when trying an
576 alternative with swapped operands.
578 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
580 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
581 comment. Delete unused parameter first_exp_point_map.
582 (virt_loc_aware_diagnostic_finalizer): Update call.
584 2012-04-26 Michael Hope <michael.hope@linaro.org>
585 Richard Earnshaw <rearnsha@arm.com>
587 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
588 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
589 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
590 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
592 2012-04-25 Sriraman Tallam <tmsriram@google.com>
594 * doc/extend.texi: Document avx2 support.
595 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
597 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
600 * config/cris/cris.md ("*andhi_lowpart_v32")
601 ("*andqi_lowpart_v32"): Change first input-only operand from
602 a (match_operand ...) to (match_dup 0). Drop alternatives with
603 const_int-matching constraints for redundancy.
604 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
605 three-operand alternative.
607 2012-04-25 Jakub Jelinek <jakub@redhat.com>
610 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
611 instead expand it as zero extension.
613 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
616 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
618 2012-04-25 Jakub Jelinek <jakub@redhat.com>
620 * common.opt (flag_debug_types_section): Default to 0.
621 (dwarf_version): Default to 4.
622 (dwarf_record_gcc_switches): Default to 1.
623 (dwarf_strict): Default to 0.
624 * toplev.c (process_options): Don't handle dwarf_strict
625 or dwarf_version here.
626 * config/vxworks.c (vxworks_override_options): Don't
627 test whether dwarf_strict or dwarf_version are negative,
628 instead test !global_options_set.x_dwarf_*.
629 * config/darwin.c (darwin_override_options): Default to
631 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
632 and -fno-debug-types-section are now the default.
634 2012-04-25 Jan Hubicka <jh@suse.cz>
636 * cgraphunit.c: Update toplevel comment.
637 (tree_rest_of_compilation): Merge into cgraph_expand_function.
638 (cgraph_analyze_function): Make static.
639 (cgraph_decide_is_function_needed): Make static.
640 (cgraph_add_new_function): Use expand_function instead of
642 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
643 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
645 (cgraph_inline_p): Remove.
646 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
647 (init_cgraph): Add comment.
648 * cgraphbuild.c (record_reference, mark_address, mark_load,
649 mark_store): Do not call analyze_expr hook.
650 * cgraph.c: Update toplevel comment.
651 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
652 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
653 Move fere from cgraphunit.c
654 (cgraph_mark_force_output_node): Move to cgraph.h
655 * cgraph.h: Reorder so the comments match the function placement.
656 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
657 (cgraph_mark_force_output_node): Move here from cgraph.c
658 * tree.c (free_lang_data): Do not clear analyze_expr hook.
659 * ipa-inline-transform.c (preserve_function_body_p): New function.
660 (inline_transform): Update.
661 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
662 * langhooks.h (lang_hooks_for_callgraph): Remove.
663 (lang_hooks): Remove callgraph.
664 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
665 * varpool.c: Remove out of date comment.
666 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
667 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
669 2012-04-25 Jan Hubicka <jh@suse.cz>
672 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
674 (cgraph_finalize_function): Finalize them here.
675 * symtab.c (dump_symtab): Dump ctors and dtors.
677 2012-04-25 Jakub Jelinek <jakub@redhat.com>
680 * stor-layout.c (get_best_mode): Don't return mode with bitsize
681 larger than maxbits. Don't compute maxbits modulo align.
682 Also check that unit bytes long store at bitpos / unit * unit
683 doesn't affect bits beyond bitregion_end.
684 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
685 would not fit into bitregion_start ... bitregion_end + 1 bit region.
686 (store_split_bit_field): Decrease unit close to end of bitregion_end
687 if access is restricted in order to avoid mutual recursion.
689 PR tree-optimization/53058
690 * double-int.h (double_int_max_value, double_int_min_value): New
692 * double-int.c (double_int_max_value, double_int_min_value): New
694 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
695 or GT_EXPR with double_int_max_value instead of double_int_mask.
697 2012-04-25 Richard Guenther <rguenther@suse.de>
699 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
700 * tree-vect-loop.c (vect_transform_loop): Adjust.
701 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
702 the maximum number of iterations for the epilogue loop.
703 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
705 2012-04-25 Jakub Jelinek <jakub@redhat.com>
708 * c-typeck.c (set_nonincremental_init,
709 set_nonincremental_init_from_string): Pass true instead of false
710 as IMPLICIT to add_pending_init.
712 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
714 * c-typeck.c (pop_init_level): Improve diagnostics.
716 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
718 * compare-elim.c (try_eliminate_compare): Also handle operands with
721 2012-04-25 Alan Modra <amodra@gmail.com>
723 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
724 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
725 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
726 (no_global_regs_above): Delete.
727 (no_global_regs): New function.
728 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
729 value for load multiple test.
730 (savres_routine_syms): Increase size.
731 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
732 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
733 rather than a number of boolean flags. Update all callers.
734 (rs6000_savres_routine_name): Generate vector save/restore names.
735 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
736 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
737 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
738 and using_store_multiple. Expand uses. Don't always use r11 as
739 frame reg when needed for out-of-line saves. Set up initial offset
740 for out-of-line vector saves when buying stack frame. Handle pointer
741 reg setup for out-of-line fp save. Emit call to out-of-line vector
742 save function. Choose r11 or r12 for vrsave reg when available for
744 (rs6000_output_function_prologue): Don't emit .extern for ELF.
745 (rs6000_emit_epilogue): Choose a better frame reg when restoring
746 from back-chain to suit out-of-line vector restore functions. Emit
747 call to out-of-line vector restore function. Adjust register used
748 for cr restore. Tweak pointer register setup for gpr restore.
749 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
751 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
752 (V_SAVE_INLINE): Define.
753 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
755 2012-04-25 Alan Modra <amodra@gmail.com>
757 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
758 out-of-line save/restore for large frames. Don't disable
759 out-of-line saves on ABI_AIX when using static chain reg.
760 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
761 clobber static chain reg, and tweak for out-of-line gpr saves
764 2012-04-25 Alan Modra <amodra@gmail.com>
766 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
767 (rs6000_emit_prologue): Use the above to catch register overlap.
769 2012-04-25 Alan Modra <amodra@gmail.com>
771 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
772 decl. Move logic selecting update reg to callers. Update all callers.
773 (rs6000_emit_allocate_stack): Add copy_off param.
774 (emit_frame_save): Don't handle reg+reg addressing.
775 (ptr_regno_for_savres): New function, extracted from..
776 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
777 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
778 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
779 frame offset adjustment for out-of-line save with copy from sp.
780 Simplify condition controlling whether cr is saved early or
781 late. Use ptr_regno_for_savres to verify correct reg is set
782 up for out-of-line saves. Pass the actual pointer reg used to
783 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
784 function. Rearrange spe vars so code is similar to that
785 elsewhere in this function. Don't update frame_off when spe
786 save code will restore r11. Use emit_frame_save for spe and
787 gpr saves. Consolidate darwin out-of-line gpr setup with that
788 for other abis. Don't assume frame_offset is zero and frame
789 reg is sp when setting up altivec reg saves, and calculate
790 exact offset requirement.
791 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
792 spe restore code. Consolidate darwin out-of-line gpr setup
793 with that for other abis.
795 2012-04-25 Alan Modra <amodra@gmail.com>
797 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
798 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
800 (emit_frame_save): Delete frame_ptr param. Rename total_size to
802 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
803 and emit_frame_save calls. Cope with possibly missing note.
805 2012-04-24 Sriraman Tallam <tmsriram@google.com>
807 * config/i386/i386.c (build_processor_model_struct): New function.
808 (make_var_decl): New function.
809 (fold_builtin_cpu): New function.
810 (ix86_fold_builtin): New function.
811 (make_cpu_type_builtin): New function.
812 (ix86_init_platform_type_builtins): New function.
813 (ix86_expand_builtin): Expand new builtins by folding them.
814 (ix86_init_builtins): Make new builtins to detect CPU type.
815 (TARGET_FOLD_BUILTIN): New macro.
816 (IX86_BUILTIN_CPU_INIT): New enum value.
817 (IX86_BUILTIN_CPU_IS): New enum value.
818 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
819 * config/i386/i386-builtin-types.def: New function type.
820 * testsuite/gcc.target/builtin_target.c: New testcase.
821 * doc/extend.texi: Document builtins.
823 2012-04-24 Olivier Hainque <hainque@adacore.com>
825 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
826 * toplev.c (process_options): Default to dwarf_version 2.
827 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
830 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
832 * tree-pretty-print.h (default_tree_printer): Do not declare.
833 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
835 (default_tree_diagnostic_starter): Make static.
836 (default_tree_printer): Move to here. Make static.
837 (tree_diagnostics_defaults): New.
838 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
839 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
840 * toplev.c: Do not include tree-pass.h.
841 (default_tree_printer): Move from here.
842 (general_init): Use tree_diagnostics_defaults.
844 2012-04-24 Chao-ying Fu <fu@mips.com>
846 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
847 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
848 * config/mips/gnu-user.h
849 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
850 (GNU_USER_TARGET_LINK_SPEC): New define.
851 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
852 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
853 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
854 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
855 GNU_USER_TARGET_ENDFILE_SPEC.
856 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
857 (GNU_USER_TARGET_LINK_SPEC): New define.
858 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
859 * config/mips/linux-common.h: New file.
861 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
864 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
865 (altivec_build_resolved_builtin): Call fully_fold_convert.
867 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
870 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
872 2012-04-24 Richard Guenther <rguenther@suse.de>
874 PR tree-optimization/53085
875 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
878 2012-04-24 Richard Guenther <rguenther@suse.de>
880 * tree-if-conv.c (main_tree_if_conversion): Move bb under
883 2012-04-24 Jim Meyering <meyering@redhat.com>
885 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
886 absence of an define_enum call.
888 2012-04-24 Richard Guenther <rguenther@suse.de>
890 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
891 the epilogue loop is not re-used as unvectorized version
892 record the its maximum number of iterations.
894 2012-04-24 Andrew Pinski <apinski@cavium.com>
896 * tree-ssa-forwprop.c (simplify_bitwise_binary):
897 Don't directly use def1/def2.
899 2012-04-24 Richard Guenther <rguenther@suse.de>
901 PR tree-optimization/53098
902 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
905 2012-04-24 Andrew Pinski <apinski@cavium.com>
908 * tree-ssa-forwprop.c (defcodefor_name): New function.
909 (simplify_bitwise_binary): Use defcodefor_name instead of manually
910 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
911 Simplify "(~X | Y) & X" to "X & Y" and
912 "(~X & Y) | X" to "X | Y".
914 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
916 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
917 validate_change to add clobbers if IN_GROUP is nonzero.
918 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
919 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
921 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
923 * config/s390/s390.c (insn_invalid_p): Likewise.
925 2012-04-24 Jakub Jelinek <jakub@redhat.com>
928 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
929 (output_addressed_constants): Likewise.
932 * varasm.c (get_section): Don't ICE for section conflicts with
933 built-in section kinds.
935 2012-04-23 DJ Delorie <dj@redhat.com>
937 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
938 (LIBSTDCXX): Change to CPP2.
940 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
943 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
946 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
948 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
949 (*addsi_2_zext): Ditto.
950 (*add<mode>_3): Ditto.
951 (*addsi_3_zext): Ditto.
952 (*add<mode>_5): Ditto.
954 2012-04-23 Andrew Pinski <apinski@cavium.com>
956 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
957 (C & B) to (A OP0) & B.
959 2012-04-23 Martin Jambor <mjambor@suse.cz>
961 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
962 temporaries created for a bitfield (reverting revision 122014).
964 2012-04-23 Richard Guenther <rguenther@suse.de>
966 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
967 the condition using is_gimple_condexpr and avoid the not necessary
969 (set_prologue_iterations): Likewise.
970 (vect_loop_versioning): Likewise.
972 2012-04-23 Richard Guenther <rguenther@suse.de>
974 PR tree-optimization/53070
975 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
976 (main_tree_if_conversion): Verify we succeeded in that.
978 2012-04-23 Jan Hubicka <jh@suse.cz>
980 * lto-symtab.c (lto_cgraph_replace_node): Do not call
982 * cgraph.c (cgraph_remove_node): Do not clear reachable.
983 (cgraph_mark_reachable_node): Remove.
984 (cgraph_mark_force_output_node): Do not set reachable.
985 (dump_cgraph_node): Do not dump reachable.
986 (cgraph_create_virtual_clone): Do not set reachable.
987 * cgraph.h (cgraph_node): Remove reachable flag.
988 (varpool_node): Remove reachable flag.
989 (cgraph_mark_if_needed): Remove.
990 (cgraph_mark_reachable_node): Remove.
991 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
992 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
994 (cgraph_add_new_function): Likewise.
995 (cgraph_mark_if_needed): Remove.
996 (cgraph_analyze_function): Do not set target as reachable.
997 (process_function_and_variable_attributes): Do not care about
999 (cgraph_analyze_functions): Do not set reachable flags.
1000 (cgraph_mark_functions_to_output): Do not check reachability.
1001 (cgraph_copy_node_for_versioning): Do not set reachable flag.
1002 (dbxout_expand_expr): Update.
1003 * c-decl.c (merge_decls): Do not track changed externs.
1004 * ipa.c: Include pointer-set.h
1005 (enqueue_cgraph_node): Use reachable pointer set.
1006 (process_references): Likewise.
1007 (cgraph_remove_unreachable_nodes): Likewise.
1008 (whole_program_function_and_variable_visibility): Do not recompute
1010 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
1012 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1014 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1016 2012-04-23 Richard Guenther <rguenther@suse.de>
1019 * c-typeck.c (build_binary_op): Fix typo.
1021 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1023 PR tree-optimizations/52891
1024 * tree-vect-patterns.c (adjust_bool_pattern): Use
1025 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1026 but with non-standard precision.
1028 2012-04-22 Jan Hubicka <jh@suse.cz>
1030 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
1033 2012-04-22 Jan Hubicka <jh@suse.cz>
1035 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
1036 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1037 mark_load, mark_store): Do not mark varpool nodes as needed.
1038 * cgraph.c (cgraph_new_nodes): Remove.
1039 (cgraph_create_function_alias): Do not mark nodes as reachable.
1040 (cgraph_add_thunk): Likewise.
1041 (cgraph_mark_reachable_node): Do not manage the queue.
1042 * cgraph.h (cgraph_node): Remove next_needed.
1043 (varpool_nodes_queue): Remove next_needed and prev_needed.
1044 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
1045 (cgraph_new_nodes): Declare.
1046 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
1047 (varpool_analyze_pending_decls): Remove.
1048 (varpool_analyze_node): New.
1049 (varpool_mark_needed_node): Remove.
1050 (varpool_first_variable, varpool_next_variable): New inlines.
1051 (varpool_first_static_initializer, varpool_next_static_initializer):
1053 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
1054 (varpool_first_defined_variable): New inline.
1055 (varpool_next_defined_variable): New inline
1056 (FOR_EACH_VARIABLE): Reimplement.
1057 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
1058 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
1060 * cgraphunit.c (cgraph_new_nodes): Declare here.
1061 (enqueue_node): New function.
1062 (cgraph_process_new_functions): update for new
1063 node set; when constructing cgraph enqueue node for processing.
1064 (cgraph_add_new_function): Use new node set.
1065 (process_function_and_variable_attributes): Do not set varpool needed
1067 (referred_to_p): New function.
1068 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
1069 when varpool is in construction.
1070 (cgraph_analyze_functions): Rewrite.
1071 (cgraph_expand_all_functions): Update.
1072 (cgraph_output_in_order): Do not analyze pending decls; do not set
1074 (cgraph_optimize): Do not analyze pending decls.
1075 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
1076 in other partition; do not mark node as needed.
1077 * dwarf2out.c (reference_to_unused): Use analyzed flag.
1078 (premark_types_used_by_global_vars_helper): Likewise.
1079 * ipa.c (process_references): Do not call varpool_mark_needed_node.
1080 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
1082 (function_and_variable_visibility): Do not mark node as needed.
1083 (whole_program_function_and_variable_visibility): Likewise.
1084 * Makefile.in (gt-varpool.h): No longer needed.
1085 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
1086 (ipa_write_summaries): Do not use needed flag.
1087 * varpool.c: Do not include gt-varpool.h
1088 (x_varpool_nodes_queue, x_varpool_last_needed_node,
1089 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
1090 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
1092 (varpool_remove_node): Do not update the lists.
1093 (dump_varpool_node): Do not dump needed flag.
1094 (varpool_enqueue_needed_node): Remove.
1095 (varpool_mark_needed_node): Remove.
1096 (varpool_reset_queue): Remove.
1097 (varpool_finalize_decl): Move to cgraphunit.c
1098 (varpool_analyze_node): New functions based on former
1099 varpool_analyze_pending_decls.
1100 (varpool_analyze_pending_decls): Remove.
1101 (varpool_assemble_decl): Do not update the lists.
1102 (enqueue_node): New function.
1103 (varpool_remove_unreferenced_decls): Rewrite.
1104 (varpool_empty_needed_queue): Remove.
1105 (add_new_static_var): Do not mark node as needed.
1106 (varpool_create_variable_alias): Handle expansion state
1108 * except.c (output_ttype): Do not mark node as needed.
1109 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
1110 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
1112 * tree-switch-conversion.c (build_one_array): Likewise.
1114 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1117 * doc/invoke.texi (pedantic): Rename to Wpedantic.
1118 * common.opt (Wpedantic): New.
1119 (pedantic): Alias Wpedantic.
1120 * diagnostic.c (warning_at): Likewise.
1121 * c-decl.c (diagnose_mismatched_decls): Likewise.
1122 (build_array_declarator): Likewise.
1123 (mark_forward_parm_decls):
1124 (check_bitfield_type_and_width): Likewise.
1125 (grokdeclarator): Likewise.
1126 (grokfield): Likewise.
1127 (finish_struct): Likewise.
1128 (build_enumerator): Likewise.
1129 (store_parm_decls_oldstyle): Likewise.
1130 (declspecs_add_qual): Likewise.
1131 (declspecs_add_type): Likewise.
1132 (finish_declspecs): Likewise.
1133 * c-typeck.c (composite_type): Likewise.
1134 (comp_target_types): Likewise.
1135 (build_array_ref): Likewise.
1136 (pointer_diff): Likewise.
1137 (build_unary_op): Likewise.
1138 (build_conditional_expr): Likewise.
1139 (build_c_cast): Likewise.
1140 (convert_for_assignment): Likewise.
1141 (maybe_warn_string_init): Likewise.
1142 (digest_init): Likewise.
1143 (pop_init_level): Likewise.
1144 (set_init_index): Likewise.
1145 (c_finish_goto_label): Likewise.
1146 (c_finish_return): Likewise.
1147 (do_case): Likewise.
1148 (build_binary_op): Likewise.
1149 * c-parser.c (static): Likewise.
1150 (c_parser_external_declaration): Likewise.
1151 (c_parser_declaration_or_fndef): Likewise.
1152 (c_parser_static_assert_declaration_no_se): Likewise.
1153 (c_parser_enum_specifier): Likewise.
1154 (c_parser_struct_or_union_specifier): Likewise.
1155 (c_parser_struct_declaration): Likewise.
1156 (c_parser_alignas_specifier): Likewise.
1157 (c_parser_braced_init): Likewise.
1158 (c_parser_initelt): Likewise.
1159 (c_parser_compound_statement_nostart): Likewise.
1160 (c_parser_conditional_expression): Likewise.
1161 (c_parser_alignof_expression): Likewise.
1162 (c_parser_postfix_expression): Likewise.
1163 (c_parser_postfix_expression_after_paren_): Likewise.
1164 (c_parser_objc_class_instance_variables): Likewise.
1165 (c_parser_objc_method_definition): Likewise.
1166 (c_parser_objc_methodprotolist): Likewise.
1168 2012-04-22 Ian Lance Taylor <iant@google.com>
1170 * godump.c (go_output_typedef): Dump size of structs.
1172 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
1174 Correcting transform_to_exit_first_loop + fix to PR46886
1175 * tree-parloops.c (transform_to_exit_first_loop): Remove
1176 setting of number of iterations according to the loop pattern.
1177 Duplicate from entry to exit->src instead of loop->latch.
1178 (pallelize_loops): Remove the condition preventing do-while loops.
1179 * tree-cfg.c (bool bb_in_region_p): New.
1180 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
1181 Adjust redirection of the duplicated iteration.
1183 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
1186 * rtl.def (ADDRESS): Use "i" rather than "w".
1187 * rtl.h (find_base_term): Delete.
1188 (may_be_sp_based_p): Declare.
1189 * rtl.c (rtx_code_size): Remove ADDRESS special case.
1190 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
1191 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
1193 (find_base_term): Make static.
1194 (may_be_sp_based_p): New function.
1195 * dse.c (record_store): Use it.
1196 * store-motion.c (store_killed_in_insn): Likewise.
1198 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
1200 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
1202 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1205 * c-typeck.c (inform_declaration): New.
1206 (build_function_call_vec): Do not pretty-print
1207 expressions when caret is enabled.
1208 (convert_arguments): Use inform_declaration.
1210 2012-04-20 Jim Meyering <meyering@redhat.com>
1212 * genmodes.c (make_complex_modes): Don't truncate a mode name of
1213 length 7 or more when prepending a "C". Suggested by Richard Guenther.
1215 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1217 PR rtl-optimization/44214
1218 * fold-const.c (exact_inverse): New function.
1219 (fold_binary_loc): Fold vector and complex division by constant into
1220 multiply by recripocal with flag_reciprocal_math; fold vector division
1221 by constant into multiply by reciprocal with exact inverse.
1223 2012-04-20 Jan Hubicka <jh@suse.cz>
1225 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
1227 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
1228 (cgraph_remove_node): Update.
1229 (cgraph_mark_needed_node): Remove.
1230 (cgraph_mark_force_output_node): New.
1231 (dump_cgraph_node): Do not dump needed flag.
1232 (cgraph_node_cannot_be_local_p_1): Update.
1233 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
1234 * cgraph.h (symtab_node_base): Add force_output flag.
1235 (cgraph_node): Remove needed flag.
1236 (varpool_node): Remove force_output flag.
1237 (cgraph_mark_needed_node): Remove.
1238 (cgraph_mark_force_output_node): New.
1239 (cgraph_only_called_directly_or_aliased_p,
1240 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
1241 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
1242 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
1243 (cgraph_add_new_function): Update.
1244 (cgraph_mark_if_needed): Update.
1245 (verify_cgraph_node): Update.
1246 (cgraph_analyze_function): Alias target is reachable.
1247 (process_function_and_variable_attributes): Update: externally_visible
1248 flag makes function reachable.
1249 (cgraph_analyze_functions): Update dumping.
1250 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
1251 input_overwrite_node, input_varpool_node): Update streaming.
1252 * lto-streamer-out.c (produce_symtab): Use force_output.
1253 * ipa.c (process_references): Weakrefs must be processed.
1254 (cgraph_remove_unreachable_nodes): Likewise; update for new
1256 (varpool_externally_visible_p): Weakrefs are externally visible
1257 even if they are not.
1258 (function_and_variable_visibility): Update; when processing alias
1259 pair force the targets to be output.
1260 (whole_program_function_and_variable_visility): Use
1261 mark_reachable_node.
1262 * trans-mem.c (ipa_tm_mark_needed_node): Remove
1263 (ipa_tm_mark_force_output_node): New function.
1264 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
1265 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
1267 * varasm.c (mark_decl_referenced): Update.
1268 (find_decl_and_mark_needed): Remove.
1269 (find_decl): New function.
1270 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
1271 alias targets as needed.
1272 (dump_tm_clone_pairs): Update.
1273 * tree-inline.c (copy_bb): Update check.
1274 * symtab.c (dump_symtab_base): Dump force_output.
1275 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
1276 * passes.c (execute_todo): Fix dumping.
1277 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
1278 (varpool_analyze_pending_decls): Alias target is reachable.
1279 (varpool_create_variable_alias): Finalize weakrefs.
1281 2012-04-20 Jakub Jelinek <jakub@redhat.com>
1284 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
1285 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
1286 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
1287 macros instead of constants.
1288 * dse.c (record_store): Check for SP ADDRESS by comparing
1289 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
1290 XEXP to be stack_pointer_rtx.
1292 2012-04-20 Richard Guenther <rguenther@suse.de>
1294 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
1295 update_call_from_tree when propagating into a call.
1297 2012-04-20 Alan Modra <amodra@gmail.com>
1299 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
1300 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
1301 sp_offset to frame_off. Move world save code earlier.
1303 2012-04-20 Richard Guenther <rguenther@suse.de>
1305 PR tree-optimization/53050
1306 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
1307 Do only one transform on COND_EXPRs at the same time.
1309 2012-04-19 Jan Hubicka <jh@suse.cz>
1311 * symtab.c (dump_symtab_base): Revert accidental checkin.
1313 2012-04-20 Alan Modra <amodra@gmail.com>
1316 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1317 static chain, set REST_INLINE_FPRS too.
1319 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
1321 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
1324 2012-04-20 Richard Guenther <rguenther@suse.de>
1326 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
1327 loops that can never run more often than the vectorization factor.
1329 2012-04-19 Jan Hubicka <jh@suse.cz>
1331 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
1333 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
1335 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1337 2012-04-19 Jim Meyering <meyering@redhat.com>
1339 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
1340 We verified above that the string(including trailing NUL) fits in buf,
1343 2012-04-19 Richard Guenther <rguenther@suse.de>
1345 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
1346 for dumping DECL_SECTION_NAME.
1348 2012-04-19 Michael Matz <matz@suse.de>
1351 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
1352 (struct tree_vector): Adjust GTY length.
1353 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
1355 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
1357 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
1358 caller emitted the length calulation already.
1359 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
1360 before handling any of the fields for structs.
1362 2012-04-19 Richard Guenther <rguenther@suse.de>
1364 PR tree-optimization/53031
1365 * tree-vrp.c (adjust_range_with_scev): Revert back to
1366 using max_loop_iterations.
1368 2012-04-19 Michael Matz <matz@suse.de>
1370 * diagnostic.c (emit_diagnostic): Move va_end call after user
1372 (warning, warning_at, pedwarn, permerror): Ditto.
1374 2012-04-19 Richard Guenther <rguenther@suse.de>
1376 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1379 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1382 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1383 the case *(X+const).
1385 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1387 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
1389 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1392 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
1393 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
1395 2012-04-19 Richard Guenther <rguenther@suse.de>
1397 PR rtl-optimization/44688
1398 * loop-iv.c (determine_max_iter): Only return max_iter.
1399 (iv_number_of_iterations): Also use the recorded loop bound
1400 on the maximum number of iterations.
1401 * loop-unroll.c (decide_unroll_runtime_iterations): Use
1402 max_iter to avoid unrolling loops that do not roll.
1403 (decide_unroll_stupid): Likewise.
1405 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
1407 * targhooks.c (default_case_values_threshold): Fix code style nit.
1409 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
1410 case range and type folding from here...
1411 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
1412 type, as documented in tree.def.
1414 2012-04-18 Jan Hubicka <jh@suse.cz>
1416 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
1418 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
1419 cgraph hash and same comdat groups.
1420 (cgraph_optimize): Verify symbol table.
1421 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
1422 (dissolve_same_comdat_group_list): Work on symtab nodes.
1423 (function_and_variable_visibility): Dissolve variable same comdat group
1425 * symtab.c: Include timevar.h
1426 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
1428 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
1430 * tree-switch-conversion.c (info): Remove global pass info.
1431 (check_range, check_process_case, check_final_bb, create_temp_arrays,
1432 free_temp_arrays, gather_default_values, build_constructors,
1433 array_value_type, build_one_array, build_arrays, gen_def_assigns,
1434 fix_phi_nodes, gen_inbound_check): Pass info around from ...
1435 (process_switch): ... here. Unify message format. Return a const
1436 char pointer to the failure reason message.
1437 (do_switchconv): Unify message format. Update process_switch usage.
1439 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
1440 * tree-cfg.c (edge_to_cases): Fix documentation.
1442 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1444 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1446 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1448 PR tree-optimization/52976
1449 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
1450 (possibly_move_powi): New function.
1451 (rewrite_expr_tree): Call possibly_move_powi.
1452 (rewrite_expr_tree_parallel): Likewise.
1453 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
1454 call add_to_ops_vec instead.
1456 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1458 PR tree-optimization/52976
1459 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
1460 (decrement_power): Likewise.
1461 (propagate_op_to_single_use): Likewise.
1462 (zero_one_operation): Handle __builtin_pow* calls in linearized
1463 expression trees; factor logic into propagate_op_to_single_use.
1464 (undistribute_ops_list): Allow operands with repeat counts > 1.
1466 2012-04-18 Richard Guenther <rguenther@suse.de>
1468 PR tree-optimization/44688
1469 * cfgloop.h (record_niter_bound): Declare.
1470 * tree-ssa-loop-niter.c (record_niter_bound): Export.
1471 Update the estimation with the upper bound here...
1472 (estimate_numbers_of_iterations_loop): ... instead of here.
1473 Do not forcefully reset a recorded upper bound.
1474 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
1475 Record the maximum number of loop iterations of the prologue loop.
1477 2012-04-18 Jan Hubicka <jh@suse.cz>
1479 * lto-symtab.c (lto_cgraph_replace_node): Update.
1480 * cgraphbuild.c (record_reference, record_type_list,
1481 record_eh_tables, mark_address, mark_load, mark_store): Update.
1482 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
1483 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
1485 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
1486 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
1487 * reload.c: Fix typo in comment.
1488 * rtlanal.c: Likewise.
1489 * tree-emultls.c (gen_emutls_addr): Update.
1490 * ipa-reference.c (analyze_function): Update.
1491 * cgraphunit.c (cgraph_analyze_function,
1492 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
1494 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
1495 (ipa_remove_reference): Likewise.
1496 (ipa_remove_all_refering): Rename to ...
1497 (ipa_remove_all_referring): ... this one; update.
1498 (ipa_dump_references): Update.
1499 (ipa_dump_referring): Update.
1500 (ipa_clone_references): Update.
1501 (ipa_clone_refering): Rename to ...
1502 (ipa_clone_referring): ... this one; update.
1503 (ipa_ref_cannot_lead_to_return): Update.
1504 (ipa_ref_has_aliases_p): Update.
1505 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
1507 (ipa_ref_type): Remove.
1508 (ipa_ref_ptr_u): Remove.
1509 (ipa_ref): Remove referencing, refered, refered_index, refering_type
1510 and refered_type; add referring, referred and referred_index.
1511 (ipa_ref_list): Rename refering to referring.
1512 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
1513 ipa_clone_references, ipa_clone_referring): Update prototypes.
1514 * lto-cgraph.c (referenced_from_other_partition_p): Update.
1515 (lto_output_ref): Update.
1516 (add_references): Update.
1517 (input_varpool_node): Update.
1518 (input_refs): Update.
1519 * ipa-ref-inline.h (ipa_ref_node): Update.
1520 (ipa_ref_varpool_node): Update.
1521 (ipa_ref_referring_node): Update.
1522 (ipa_ref_referring_varpool_node): Update.
1523 (ipa_ref_referring_ref_list): Update.
1524 (ipa_ref_referred_ref_list): Update.
1525 (ipa_ref_list_first_referring): Update.
1526 (ipa_empty_ref_list): Update.
1527 (ipa_ref_list_refering_iterate): Rename to ...
1528 (ipa_ref_list_referring_iterate): ... this one.
1529 * cse.c: Update comment.
1530 * ipa-utils.c (ipa_reverse_postorder): Update.
1531 * tree-ssa-alias.c: Update.
1532 * ipa-inline.c (reset_edge_caches): Update.
1533 (update_caller_keys): Update.
1534 * ipa-inline.h: Update comments.
1535 * jump.c: Update comment.
1536 * alias.c: Likewise.
1537 * ipa.c (process_references): Update.
1538 (cgraph_remove_unreachable_nodes): Likewise.
1539 (ipa_discover_readonly_nonaddressable_var): Likewise.
1540 (cgraph_address_taken_from_non_vtable_p): Likewise.
1541 * trans-mem.c (ipa_tm_execute): Update.
1542 * simplify-rtx.c: Fix comment.
1543 * rtl.c: Fix comment.
1544 * symtab.c (symtab_unregister_node): Update.
1545 * varpool.c (dump_varpool_node): Update.
1546 (varpool_analyze_pending_decls): Update.
1547 (assemble_aliases): Update.
1548 (varpool_for_node_and_aliases): Update.
1550 2012-04-18 Richard Guenther <rguenther@suse.de>
1552 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
1553 use_undefined_p parameter.
1554 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
1555 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
1557 (estimate_numbers_of_iterations): Likewise.
1558 (estimated_loop_iterations): Adjust.
1559 (max_loop_iterations): Likewise.
1560 (scev_probably_wraps_p): Likewise.
1561 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
1562 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
1563 not max_loop_iterations.
1564 (execute_vrp): Remove explicit number of iterations estimation.
1566 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
1568 * config/i386/linux-common.h: New.
1570 * config.gcc: Add i386/linux-common.h before
1571 all i386/linux.h and i386/linux64.h usages.
1573 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
1574 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
1575 * config/i386/gnu-user64.h: Likewise.
1577 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
1578 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
1579 (GNU_USER_TARGET_MATHFILE_SPEC): New.
1580 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
1582 2012-04-18 Jan Hubicka <jh@suse.cz>
1584 * cgraph.c (cgraph_node_name): Remove.
1585 (dump_cgraph_node): Use dump_symtab_base; reformat.
1586 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
1587 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
1589 (cgraph_node_name, varpool_node_name): Remove.
1590 (cgraph_node_asm_name, varpool_node_asm_name,
1591 cgraph_node_name, varpool_node_name): New.
1592 * tree-pass.h (TODO_dump_cgraph): Rename to ...
1593 (TODO_dump_symtab): ... this one.
1594 * ipa-cp (pass_ipa_cp): Update.
1595 * ia-reference.c (generate_summary, read_write_all_from_decl,
1596 propagate, ipa_reference_read_optimization_summary): Update.
1597 * cgraphunit.c (cgraph_analyze_functions): Update.
1598 (cgraph_optimize): Update.
1599 * ipa-ref.c (ipa_dump_references): Update.
1600 (ipa_dump_refering): Update.
1601 * ipa-inline.c (pass_ipa_inline): Update.
1602 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
1603 * ipa.c (pass_ipa_function_visibility,
1604 pass_ipa_whole_program_visibility): Update.
1605 * tree-sra.c (pass_early_ipa_sra): Update.
1606 * symtab.c: Include langhooks.h
1607 (symtab_node_asm_name): New.
1608 (symtab_node_name): New.
1609 (symtab_type_names): New static var.
1610 (dump_symtab_base): New.
1611 (dump_symtab_node, dump_symtab): New.
1612 (debug_symtab_node, debug_symtab): New.
1613 * tree-ssa-structalias.c: Dump symbol table.
1614 * pases.c (execute_todo): Handle TODO_dump_symtab instead
1615 of TODO_dump_cgraph.
1616 * varpoo.c (varpool_node_name): Remove.
1617 (dump_varpool_node): Use dump_symtab_base; reformat.
1619 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1621 * doc/invoke.texi (Language Independent Options): @item should be
1624 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
1627 * rtl.c (rtx_code_size): Handle ADDRESS.
1629 2012-04-17 Tom de Vries <tom@codesourcery.com>
1631 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
1634 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1637 * config/i386/sync.md (atomic_<code><mode>): Rename to
1638 atomic_<logic><mode>.
1640 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
1642 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
1643 * alias.c (reg_base_value): Expand and update comment.
1644 (arg_base_value): New variable.
1645 (unique_id): Move up file.
1646 (unique_base_value, unique_base_value_p, known_base_value_p): New.
1647 (find_base_value): Use arg_base_value and known_base_value_p.
1648 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
1649 (find_base_term): Use known_base_value_p.
1650 (base_alias_check): Use unique_base_value_p.
1651 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
1652 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
1654 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
1656 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
1658 2012-04-17 Michael Matz <matz@suse.de>
1660 PR tree-optimization/18437
1661 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
1662 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
1663 (vect_check_strided_load): Declare.
1664 * tree-vect-data-refs.c (vect_check_strided_load): New function.
1665 (vect_analyze_data_refs): Use it to accept strided loads.
1666 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
1668 2012-04-17 Richard Guenther <rguenther@suse.de>
1671 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
1672 loops when redirecting an entry or latch edge.
1674 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
1676 * sel-sched.c (sel_global_init): Revert previous change.
1678 2012-04-17 Richard Guenther <rguenther@suse.de>
1680 * tree-flow.h (array_at_struct_end_p): Move declaration ...
1681 * tree.h (array_at_struct_end_p): ... here.
1682 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
1683 * expr.c (array_at_struct_end_p): ... here. Rewrite.
1685 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
1687 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
1688 COST_TABLE): Remove.
1689 (estimate_case_costs): Remove.
1690 (expand_case): Do not call estimate_case_costs
1691 to set use_cost_table.
1692 (balance_case_nodes): Do not use use_cost_table.
1694 2012-04-16 Jan Hubicka <jh@suse.cz>
1696 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
1697 (hash_node, eq_node): Remove.
1698 (cgraph_create_node): Do not handle hashtable.
1699 (cgraph_get_node): Remove.
1700 (cgraph_insert_node_to_hashtable): Remove.
1701 (hash_node_by_assembler_name): Remove.
1702 (eq_assembler_name): Remove.
1703 (cgraph_node_for_asm): Rewrite.
1704 (cgraph_find_replacement_node): Break out from ...
1705 (cgraph_remove_node): ... here; do not maintain hashtables.
1706 (change_decl_assembler_name): Remove.
1707 (cgraph_clone_node): Do not maintain hashtables.
1708 * cgraph.h (const_symtab_node): New typedef.
1709 (cgraph_insert_node_to_hashtable): Remove.
1710 (symtab_get_node, symtab_node_for_asm,
1711 symtab_insert_node_to_hashtable): Declare.
1712 (cgraph_find_replacement_node): Declare.
1713 (cgraph_get_node, varpool_get_node): Turn into inlines.
1714 (cgraph, varpool): Work sanely on NULL pointers.
1715 (FOR_EACH_SYMBOL): New walker.
1716 * ipa-inline-transform.c (save_inline_function_body): Use
1717 symtab_insert_node_to_hashtable.
1718 * symtab.c: Include ggc.h and diagnostics.h
1719 (symtab_hash, assembler_name_hash): New static vars;
1720 (hash_node, eq_node, hash_node_by_assembler_name,
1721 eq_assembler_name, insert_to_assembler_name_hash,
1722 unlink_from_assembler_name_hash): New.
1723 (symtab_register_node): Update hashtables.
1724 (symtab_insert_node_to_hashtable): New.
1725 (symtab_unregister_node): Update hashtables.
1726 (symtab_get_node): New.
1727 (symtab_node_for_asm): New.
1728 (change_decl_assembler_name): New.
1729 * Makefile.in (symtab.o): Needs GTY.
1730 * varpool.c (varpool_hash): Remove.
1731 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
1732 (varpool_node): Rewrite using varpool_get_node.
1733 (varpool_remove_node): DO not maintain hashtables.
1734 (varpool_node_for_asm): Rewrite.
1736 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
1738 * doc/invoke.texi: Copy-edit to put verbs in the present tense
1739 when describing the current behavior of GCC.
1741 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
1743 * genemit.c (gen_exp): Remove ADDRESS handling.
1744 * genoutput.c (scan_operands): Likewise.
1745 * genpeep.c (match_rtx): Likewise.
1746 * genrecog.c (add_to_sequence): Likewise.
1748 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
1750 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
1752 2012-04-16 Martin Jambor <mjambor@suse.cz>
1754 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
1757 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
1760 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1761 hints for 'A' operand types.
1763 2012-04-16 Jan Hubicka <jh@suse.cz>
1765 * cgraph.h (symtab_node_base): Add next and previous pointers.
1766 (cgraph_node): Remove next and preivous pointers.
1767 (varpool_node): Likewise; remove next/previous GTY marker;
1768 it is not type safe.
1769 (symtab_node_def): Update GTY marker
1770 (x_cgraph_nodes, cgraph_nodes): Remove.
1771 (symtab_nodes): New function.
1772 (cgraph_order): Rename to ...
1773 (symtab_order): ... this one.
1774 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
1776 (x_varpool_nodes, varpool_nodes): Remove.
1777 (FOR_EACH_STATIC_VARIABLE): Update.
1778 (symtab_function_p, symtab_variable_p): New function.
1779 (FOR_EACH_VARIABLE): Update.
1780 (varpool_first_variable, varpool_next_variable): New functions.
1781 (FOR_EACH_VARIABLE): Update.
1782 (cgraph_first_defined_function): Update.
1783 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
1784 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
1785 (cgraph_first_function, cgraph_next_function): New.
1786 (FOR_EACH_FUNCTION): Update.
1787 (cgraph_first_function_with_gimple_body,
1788 cgraph_next_function_with_gimple_body): Update.
1789 * symtab.c: New file.
1790 * cgraph.c: Update copyright dates.
1791 (x_cgraph_nodes, cgraph_order): Remove.
1792 (NEXT_FREE_NODE): Update.
1793 (SET_NEXT_FREE_NODE): New.
1794 (cgraph_create_node_1): Remove common code.
1795 (cgraph_create_node): Remove common code; call symtab_register_node.
1796 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
1797 (cgraph_add_asm_node): Update.
1798 (cgraph_clone_node): Register new node.
1799 * cgraphunit.c (process_function_and_variable_attributes): Update.
1800 (cgraph_analyze_functions): Update.
1801 (cgraph_analyze_functions): Update.
1802 (cgraph_output_in_order): Update.
1803 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
1805 * ipa-inline.c (recursive_inlining): Update.
1806 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
1807 * ipa.c (cgraph_remove_unreachable_nodes): Update.
1808 * Makefile.in: Add symtab.o
1809 * varpool.c (x_varpool_nodes): Remove
1810 (varpool_node): Remove common code; call symtab_register_node.
1811 (varpool_remove_node): Remove common code; call symtab_unregister_node.
1813 2012-04-16 Richard Guenther <rguenther@suse.de>
1816 * tree.h (VECTOR_CST_NELTS): Adjust.
1817 (struct tree_vector): Add explicit length field.
1818 (make_vector_stat): Declare.
1819 (make_vector): Define.
1820 * tree.c (make_vector_stat): New function.
1821 (build_vector_stat): Use it.
1822 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
1824 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1826 PR tree-optimization/52976
1827 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
1828 (undistribute_ops_list): Ops with repeat counts aren't eligible for
1830 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
1832 2012-04-16 Jan Hubicka <jh@suse.cz>
1834 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
1836 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
1837 walkers to walk cgraph and varpool.
1838 * cgraph.c (cgraph_node_for_asm): Likewise.
1839 (dump_cgraph): Likewise.
1840 * value-prof.c (init_node_map): Likewise.
1841 * tree.c (free_lang_data_in_cgraph): Likewise.
1842 * tree-emutls.c: (ipa_lower_emutls): Likewise.
1843 * ipa-reference.c (generate_summary, propagate): Likewise.
1844 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
1845 cgraph_mark_functions_to_output, cgraph_output_in_order,
1846 output_weakrefs, cgraph_materialize_all_clones,
1847 cgraph_optimize): Likewise.
1848 * lto-cgraph.c (merge_profile_summaries): Likewise.
1849 (input_cgraph): Likewise.
1850 * ipa-pure-const.c (generate_summary): Likewise.
1851 (propagate): Likwise.
1852 * ipa-utils.c (ipa_reduced_postorder): Likewise.
1853 (ipa_free_postorder_info): Likewise.
1854 (ipa_reverse_postorder): Likewise.
1855 * ipa-inline.c (ipa_inline): Likewise.
1856 * matrix-reorg.c (find_matrices_decl): Likewise.
1857 (matrix_reorg): Likewise.
1858 * tree-vectorizer.c (increase_alignment): Likewise.
1859 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
1860 (function_and_variable_visibility): Likewise.
1861 (whole_program_function_and_variable_visibility): Likewise.
1862 (ipa_cdtor_merge): Likewise.
1863 * trans-mem.c (ipa_tm_execute): Likewise.
1864 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
1865 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
1866 (ipa_print_all_params): Likewise.
1867 (ipa_update_after_lto_read): Likewise.
1868 * tree-profie.c (tree_profiling): Likewise.
1869 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
1870 * passes.c (dump_passes): Likewise.
1871 (do_per_function): Likewise.
1872 (ipa_write_summaries): Likewise.
1873 * varpool.c (dump_varpool): Likewise.
1874 (varpool_node_for_asm): Likewise.
1875 (varpool_assemble_pending_decls): Likewise.
1877 2012-04-16 Richard Guenther <rguenther@suse.de>
1879 PR tree-optimization/52975
1880 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
1881 condition but always mark it with TRUTH_NOT_EXPR.
1883 2012-04-16 Richard Guenther <rguenther@suse.de>
1885 PR tree-optimization/52975
1886 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
1887 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
1888 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
1889 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
1891 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
1893 * config/i386/sse.md (ssse3_plusminus): New code iterator.
1894 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
1895 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
1896 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
1897 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
1898 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
1899 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
1901 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
1902 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
1903 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
1904 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
1905 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
1906 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
1908 (xop_plus): New code iterator.
1909 (macs): New code attribute.
1911 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
1912 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
1914 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
1915 xop_plus code iterator.
1916 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
1917 xop_plus code iterator.
1918 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
1919 xop_plus code iterator.
1920 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
1921 xop_plus code iterator.
1923 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
1924 any_extend code iterator.
1925 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
1926 any_extend code iterator.
1927 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
1928 any_extend code iterator.
1929 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
1930 any_extend code iterator.
1931 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
1932 any_extend code iterator.
1933 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
1934 any_extend code iterator.
1936 2012-04-14 Tom de Vries <tom@codesourcery.com>
1938 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
1939 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
1940 DELETED_LABEL note, and move it to ...
1941 * cfgrtl.c (delete_insn): ... here. Change return type to void.
1942 (delete_insn_and_edges): Likewise.
1943 (delete_insn_chain): Handle new return type of delete_insn. Delete
1944 chain backwards rather than forwards.
1945 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
1947 * cfglayout.c (fixup_reorder_chain): Delete unused label.
1949 2012-04-14 Jan Hubicka <jh@suse.cz>
1951 * cgraph.h: Update copyrights;
1952 (symtab_node): Turn to union typedef.
1953 (symtab_node_base): New structure.
1954 (symtab_type): Add SYMTAB_SYMBOL tag.
1955 (cgraph_node): Annotate some pinters with nested_ptr.
1956 (varpool_node): Likewise.
1957 (cgraph_local_info): Remove lto_file_data
1958 and externally_visible.
1959 (cgraph_node): Remove decl; same_comdat_group list;
1960 aux; ref_list; order; address_taken; reachable_from_other_parittion,
1961 in_other_partition; resolution.
1962 (varpool_node): Remove decl; same_comdat_group;
1963 ref_list; lto_file_data; aux; order; resolution; externally_visible;
1964 used_from_other_partition; in_other_partition.
1965 (symtab_node_def): New union.
1966 (cgraph, varpool): Update.
1967 (varpool_first_static_initializer, varpool_next_static_initializer,
1968 cgraph_only_called_directly_or_aliased_p,
1969 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
1970 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
1971 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
1973 * cgraph.c: Likewise.
1974 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
1975 * cgraphbuild.c: Likewise.
1976 * lto-symtab.c: Likewise.
1977 * c-gimplify.c: Likewise.
1978 * value-prof.c: Likewise.
1980 * ipa-cp.c: Likewise.
1981 * tree-emutls.c: Likewise.
1982 * ipa-inline-transform.c: Likwise.
1983 * ipa-reference.c: Likewise.
1984 * cgraphunit.c: Likewise.
1985 * ipa-ref.c: Likewise.
1986 * lto-cgraph.c: Likewise.
1987 * ipa-ref-inline.h: Likewise.
1988 * ipa-pure-const.c: Likewise.
1989 * lto-streamer-out.c: Likewise.
1990 * ipa-utils.c: Likewise.
1991 * ipa-inline.c: Likewise.
1992 * matrix-reorg.c: Likewise.
1993 * tree-eh.c: Likewise.
1994 * tree-vectorizer.c: Likewise.
1995 * ipa-split.c: Likewise.
1997 * trans-mem.c: Likewise.
1998 * ipa-inline-analysis.c: Likewise.
1999 * gimplify.c: Likewise.
2000 * cfgexpand.c: Likewise.
2001 * tree-sra.c: Likewise.
2002 * ipa-prop.c: Likewise.
2003 * varasm.c: Likewise.
2004 * tree-nested.c: Likewise.
2005 * tree-inline.c: Likewise.
2006 * tree-profile.c: Likewise.
2007 * tree-ssa-structalias.c: Likewise.
2008 * passes.c: Likewise.
2009 * varpool.c: Likewise.
2011 2012-04-14 Tom de Vries <tom@codesourcery.com>
2013 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
2014 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
2015 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
2017 (gsi_advance_fw_nondebug_nonlocal): New function.
2018 (local_def): Removed function.
2019 (same_succ_hash): Use stmt_local_def.
2020 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
2021 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
2023 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2025 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
2026 and __ILP32__ for x32.
2028 2012-04-13 Martin Jambor <mjambor@suse.cz>
2031 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
2032 fold_ctor_reference returns a zero constant.
2034 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
2036 * config.gcc: Add i386/gnu-user-common.h before all
2037 i386/gnu-user.h and i386/gnu-user64.h usages.
2039 * config/i386/gnu-user-common.h: New.
2041 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
2042 (CC1_SPEC): Likewise.
2043 (ENDFILE_SPEC): Likewise.
2044 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
2045 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
2046 (TARGET_OS_CPP_BUILTINS): Likewise.
2047 (LIBGCC2_HAS_TF_MODE): Likewise.
2048 (LIBGCC2_TF_CEXT): Likewise.
2049 (TF_SIZE): Likewise.
2050 (TARGET_ASM_FILE_END): Likewise.
2051 (STACK_CHECK_MOVING_SP): Likewise.
2052 (STACK_CHECK_STATIC_BUILTIN): Likewise.
2053 * config/i386/gnu-user64.h: Likewise.
2055 2012-04-13 Martin Jambor <mjambor@suse.cz>
2057 * expr.c (expand_expr_real_1): Pass type, not the expression, to
2058 set_mem_attributes for a memory temporary. Do not call the function
2059 for the memory temporary created for a bitfield.
2061 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2064 * df.h (enum debug_temp_where): New.
2065 (dead_debug_init, dead_debug_finish) Declare.
2066 (dead_debug_add, dead_debug_insert_temp): Declare.
2067 (struct dead_debug_use, struct dead_debug): Moved from...
2068 * df-problems.c: ... here.
2069 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
2071 (df_create_unused_note): Likewise.
2072 (df_set_dead_notes_for_mw): Move comment where it belongs.
2073 (dead_debug_init): Export.
2074 (dead_debug_reset_uses): New, factored out of...
2075 (dead_debug_finish): ...this. Export.
2076 (dead_debug_reset): Remove.
2077 (dead_debug_add): Export.
2078 (dead_debug_insert_before): Rename to...
2079 (dead_debug_insert_temp): ... this. Add where argument. Export.
2080 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
2081 Return insertion count.
2082 (df_note_bb_compute): Adjust.
2083 * dce.c (word_dce_process_block): Adjust dead debug uses.
2084 (dce_process_block): Likewise.
2086 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2088 * df-problems.c (df_note_bb_compute): Do not take note of
2089 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
2091 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2094 * var-tracking.c (expand_depth): New type.
2095 (onepart_aux, expand_loc_callback_data): Change depth type to it.
2096 (loc_exp_dep_alloc): Adjust initializer.
2097 (update_depth): Use new type. Add entryvals.
2098 (vt_expand_var_loc_chain): Take note of expansions with
2099 ENTRY_VALUEs, but don't accept them right away. Run an optional
2100 second pass accepting the minimum ENTRY_VALUE count found in the
2102 (vt_expand_loc_callback, INIT_ELCD): Adjust.
2104 2012-04-13 Tom de Vries <tom@codesourcery.com>
2106 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
2107 parameters vuse and vuse_escaped.
2108 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
2109 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
2112 2012-04-13 Richard Guenther <rguenther@suse.de>
2114 PR tree-optimization/52969
2115 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
2116 the condition for the COND_EXPR and handle predicate negation
2117 by swapping the COND_EXPR arms.
2119 2012-04-13 Nick Clifton <nickc@redhat.com>
2121 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
2122 TODO_dump_func flag.
2124 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
2126 PR rtl-optimization/52203
2127 PR rtl-optimization/52715
2129 Revert the 2012-03-07 fix for PR 52203.
2130 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
2131 the insn does not modify DFA right before issuing, adjust
2132 issue_rate accordingly.
2134 2012-04-13 Richard Guenther <rguenther@suse.de>
2137 * c-typeck.c (pointer_diff): Remove bogus assert.
2139 2012-04-13 Richard Guenther <rguenther@suse.de>
2142 * convert.c (convert_to_pointer): Remove special-casing of zero.
2144 2012-04-13 Joey Ye <joey.ye@arm.com>
2146 * config/arm/constraints.md (Pe): New constraint.
2147 * config/arm/arm.md: New split for imm 256-510.
2149 2012-04-13 Terry Guo <terry.guo@arm.com>
2151 * config/arm/arm-cores.def: Added core cortex-m0plus.
2152 * config/arm/arm-tune.md: Regenerated.
2153 * config/arm/arm-tables.opt: Regenerated.
2154 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
2156 2012-04-13 Alan Modra <amodra@gmail.com>
2159 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
2160 tie regs on destination of sets. Delete forward declaration.
2161 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
2162 (rs6000_emit_prologue): Likewise.
2163 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
2165 (is_mem_ref): Use tie_operand to recognise stack ties.
2166 * config/rs6000/predicates.md (tie_operand): New.
2167 * config/rs6000/rs6000.md (restore_stack_block): Generate new
2169 (restore_stack_nonlocal): Likewise.
2170 (stack_tie): Update.
2171 (frame_tie): Delete.
2173 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2175 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
2176 HOST_WIDE_INT_PRINT_DEC in format strings.
2178 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
2181 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
2182 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
2183 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
2184 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
2185 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
2186 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
2187 avx2_permvarv8si using VI4F_256 mode iterator.
2188 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
2189 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
2190 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
2191 gen_avx2_permvarv8sf.
2192 (expand_vec_perm_pshufb): Ditto.
2194 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2197 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
2198 the list of options to enable the FCFID instruction.
2199 (TARGET_EXTRA_BUILTINS): Adjust comment.
2201 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2203 PR tree-optimization/18589
2204 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
2205 (operand_entry): Add count field.
2206 (add_repeat_to_ops_vec): New function.
2207 (completely_remove_stmt): Likewise.
2208 (remove_def_if_absorbed_call): Likewise.
2209 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
2210 (acceptable_pow_call): New function.
2211 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
2212 entries with repeat counts when found.
2213 (repeat_factor_d): New struct and associated typedefs.
2214 (repeat_factor_vec): New static vector variable.
2215 (compare_repeat_factors): New function.
2216 (get_reassoc_pow_ssa_name): Likewise.
2217 (attempt_builtin_powi): Likewise.
2218 (reassociate_bb): Call attempt_builtin_powi.
2219 (fini_reassoc): Two new calls to statistics_counter_event.
2221 2012-04-12 Richard Guenther <rguenther@suse.de>
2223 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
2224 * cgraph.h (tree_rest_of_compilation): Remove.
2225 * cgraph.c (cgraph_add_new_function): Move ...
2226 * cgraphunit.c (cgraph_add_new_function): ... here.
2227 (tree_rest_of_compilation): Make static.
2228 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
2229 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
2230 gate_all_early_local_passes, execute_all_early_local_passes,
2231 pass_early_local_passes, gate_all_early_optimizations,
2232 pass_all_early_optimizations): Move ...
2233 * passes.c (gate_all_optimizations, pass_all_optimizations,
2234 gate_all_early_local_passes, execute_all_early_local_passes,
2235 pass_early_local_passes, gate_all_early_optimizations,
2236 pass_all_early_optimizations): ... here.
2237 * tree-optimize.c (execute_free_datastructures): Remove.
2238 * tree-flow.h (execute_free_datastructures): Remove.
2239 * tree-optimize.c (execute_init_datastructures,
2240 pass_init_datastructures): Move ...
2241 * tree-ssa.c (execute_init_datastructures,
2242 pass_init_datastructures): ... here.
2243 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
2244 execute_free_datastructures.
2246 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
2248 * dbgcnt.def (ira_move): New counter.
2249 * ira-int.h (ira_create_new_reg): Declare function.
2250 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
2251 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
2252 no longer static. All callers changed.
2253 * ira.c: Include "dbgcnt.h".
2254 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
2255 move_unallocated_pseudos): New static functions.
2256 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
2257 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
2258 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
2259 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
2260 to the pseudos generated in find_moveable_pseudos.
2261 * Makefile.in (ira.o): Add $(DBGCNT_H).
2263 2012-04-12 Richard Guenther <rguenther@suse.de>
2265 PR tree-optimization/52943
2266 * tree-chrec.h (chrec_is_positive): Remove.
2267 * tree-scalar-evolution.c (chrec_is_positive): Move ...
2268 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
2269 Return false for a constant zero instead of negative.
2270 (analyze_siv_subscript_cst_affine): Handle zero difference
2271 in the initial condition explicitely.
2273 2012-04-12 Richard Guenther <rguenther@suse.de>
2275 * tree-parloops.c (parallelize_loops): Also consult the upper
2276 bound for the number of iterations.
2277 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2278 (loop_prefetch_arrays): Likewise.
2280 2012-04-12 Richard Guenther <rguenther@suse.de>
2282 * cfgloop.h (estimated_loop_iterations_int): Ditch
2283 'conservative' parameter.
2284 (max_stmt_executions_int): Likewise.
2285 (estimated_loop_iterations): Likewise.
2286 (max_stmt_executions): Likewise.
2287 (max_loop_iterations): Declare.
2288 (max_loop_iterations_int): Likewise.
2289 (estimated_stmt_executions): Likewise.
2290 (estimated_stmt_executions_int): Likewise.
2291 * tree-ssa-loop-niter.c (estimated_loop_iterations):
2293 (max_loop_iterations): ... this.
2294 (estimated_loop_iterations_int): Split parts to ...
2295 (max_loop_iterations_int): ... this.
2296 (max_stmt_executions_int): Split parts to ...
2297 (estimated_stmt_executions_int): ... this.
2298 (max_stmt_executions): Split parts to ...
2299 (estimated_stmt_executions): ... this.
2300 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
2301 * predict.c (predict_loops): Likewise.
2302 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
2303 (analyze_siv_subscript_cst_affine): Likewise.
2304 (compute_overlap_steps_for_affine_1_2): Likewise.
2305 (analyze_subscript_affine_affine): Likewise.
2306 (init_omega_for_ddr_1): Likewise.
2307 * tree-parloops.c (parallelize_loops): Likewise.
2308 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2309 (may_eliminate_iv): Likewise.
2310 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2311 (loop_prefetch_arrays): Likewise.
2312 * tree-vrp.c (adjust_range_with_scev): Likewise.
2314 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
2316 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
2317 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
2319 (dump_table): Use bool type for need_align and have_df variables.
2320 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
2321 (regs_used): Remove register modifier.
2322 (barrier_align): Move variables slot, credit, jump_to_next
2323 into if block above for loop. Use bool type for jump_to_next.
2324 (sh_function_arg): Use NULL_RTX instead of 0.
2326 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
2328 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
2329 (bswapsi2): New expander.
2331 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2333 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
2334 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
2336 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2338 PR rtl-optimization/52876
2339 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
2340 Don't call mark_reg_pointer for incompatible pointer sign extension.
2342 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
2345 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
2347 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
2348 comparisons against TYPE_PRECISION.
2349 * tree-ssa-forwprop.c (combine_conversions): Likewise.
2351 2012-04-11 Xinliang David Li <davidxl@google.com>
2353 * tree-passes.h: Remove TODO_dump_func.
2354 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
2355 * trans-mem.c: Remove TODO_dump_func.
2356 * ira.c: Remove TODO_dump_func.
2358 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2360 * config/i386/i386.c (ix86_option_override_internal): Check
2361 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
2362 after TARGET_64BIT is updated.
2364 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2366 * config/sh/sh.h: Remove old secondary reload code.
2368 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2370 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
2371 (ready_reorder): ... this function.
2373 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
2375 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
2378 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
2379 insns so that no other insn is queued for a time before them.
2381 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
2384 2012-04-11 Richard Guenther <rguenther@suse.de>
2387 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2388 consider loop nesting.
2389 (evolution_function_is_univariate_p): Properly check the remainder
2392 2012-04-11 Richard Guenther <rguenther@suse.de>
2395 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
2397 2012-04-11 Nick Clifton <nickc@redhat.com>
2399 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
2400 information, if requested.
2402 * config/rx/rx.c (rx_expand_prologue): Likewise.
2404 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
2405 Michael Matz <matz@suse.de>
2408 * rtlanal.c (unsigned_reg_p): New function.
2409 Update copyright notice dates.
2410 * rtl.h (unsigned_reg_p): Prototype it.
2411 Update copyright notice dates.
2412 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
2414 * expr.c (expand_expr_real_1): Set register attributes.
2415 * stmt.c (expand_case): Likewise.
2417 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2420 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
2421 consider_sh2a and allow_zero.
2422 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
2423 (disp_addr_displacement): New function.
2424 (sh_address_cost): Use disp_addr_displacement function instead
2425 of DISP_ADDR_OFFSET.
2426 (sh_legitimate_address_p): Adapt to changed
2427 sh_legitimate_index_p declaration.
2428 (sh_find_mov_disp_adjust): Remove HImode check.
2429 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
2430 disp_addr_displacement and max_mov_insn_displacement.
2431 (max_mov_insn_displacement): Remove HImode check.
2432 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
2433 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
2434 * config/sh/constraints.md (K05, K13): New constraints.
2435 (K12): Correct comment.
2436 (Sdd): Do not use DISP_ADDR_P macro.
2437 (Snd, Sbw): Use satisfies_constraint_Sdd.
2438 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
2439 (*extendhisi2_compact, movhi_i): Remove.
2440 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
2441 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
2442 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
2443 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
2444 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
2445 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
2446 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
2448 Add new peepholes for HImode displacement addressing.
2450 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2452 * config/sh/sh.h (SIDI_OFF): Remove.
2453 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
2454 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
2457 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
2460 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
2461 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
2462 * doc/md.texi (Standard Names): Add bswap.
2463 * builtin-types.def (BT_UINT16): New primitive type.
2464 (BT_FN_UINT16_UINT16): New function type.
2465 * builtins.def (BUILT_IN_BSWAP16): New.
2466 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
2467 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
2468 expand_builtin_bswap.
2469 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
2470 (fold_builtin_1): Likewise.
2471 (is_inexpensive_builtin): Likewise.
2472 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
2473 missing bits for bswap to libcall code.
2474 * tree.c (build_common_tree_nodes): Build uint16_type_node.
2475 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
2476 (uint16_type_node): New define.
2477 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
2478 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
2480 (rs6000_init_builtins): Likewise.
2481 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
2483 2012-04-11 Tristan Gingold <gingold@adacore.com>
2485 * doc/extend.texi (Type Attributes): Move paragraph.
2487 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
2490 * diagnostic.h (show_caret): Declare.
2491 (caret_max_width): Declare.
2492 (diagnostic_show_locus): Declare.
2493 * diagnostic.c (diagnostic_initialize): Initialize to false.
2494 (diagnostic_show_locus): New.
2495 (diagnostic_report_diagnostic): Call it.
2496 (getenv_columns): New.
2498 (diagnostic_set_caret_max_width): New.
2499 * input.c (read_line): New.
2500 (location_get_source_line): New.
2501 * input.h (location_get_source_line): Declare.
2502 * toplev.c (general_init): Initialize show_caret from options.
2503 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
2504 * opts.c (common_handle_option): Likewise.
2505 * pretty-print.h (pp_get_prefix): New.
2506 (pp_base_get_prefix): New.
2507 * common.opt (fdiagnostics-show-caret): New option.
2508 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
2510 2012-04-11 Richard Guenther <rguenther@suse.de>
2512 PR rtl-optimization/52881
2513 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
2515 2012-04-11 Richard Guenther <rguenther@suse.de>
2517 PR tree-optimization/52912
2518 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
2519 manipulation code we are threading through a loop header
2520 to an exit destination.
2522 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2524 * tree.h (warn_if_unused_value): Move declaration from here.
2525 * stmt.c (warn_if_unused_value): Move definition from here.
2527 2010-04-10 Michael Matz <matz@suse.de>
2529 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
2531 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
2532 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
2533 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
2534 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
2535 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
2536 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
2537 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
2538 (vect_record_strided_load_vectors): Rename to
2539 vect_record_grouped_load_vectors.
2540 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
2541 Rename use of above macros.
2542 (vect_verify_datarefs_alignment): Ditto.
2543 (vector_alignment_reachable_p): Ditto.
2544 (vect_peeling_hash_get_lowest_cost): Ditto.
2545 (vect_enhance_data_refs_alignment): Ditto.
2546 (vect_analyze_group_access): Ditto and rename stride to groupsize.
2547 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
2548 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
2549 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
2550 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
2551 (vect_record_strided_load_vectors): Rename to
2552 vect_record_grouped_load_vectors.
2553 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
2554 (destroy_loop_vec_info): Ditto.
2555 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
2556 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
2557 (vect_analyze_slp): Ditto.
2558 (new_bb_vec_info): Ditto.
2559 (destroy_bb_vec_info): Ditto.
2560 (vect_schedule_slp_instance): Ditto and rename strided_store to
2562 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
2563 vect_cost_group_size.
2564 (vect_model_store_cost): Rename use of above macros and call
2565 to vect_cost_strided_group_size.
2566 (vect_model_load_cost): Ditto.
2567 (vectorizable_store): Ditto, rename strided_store to grouped_store
2568 and calls to renamed tree-vectorizer.h functions.
2569 (vectorizable_load): Ditto.
2570 (vect_transform_stmt): Rename use of above macros and strided_store
2573 2012-04-10 Jan Hubicka <jh@suse.cz>
2575 * cgraph.h: Remove misledaing comment on ipa-ref.h.
2576 (symtab_type): New enum.
2577 (symtab_node): New structure.
2578 (cgraph_node, varpool_node): Add symbol base type.
2579 (cgraph, varpool): New accestor functions.
2580 * cgraph.c (cgraph_create_node_1): Set symbol type.
2581 * varpool.c (varpool_node): Set symbol type.
2583 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2584 Richard Sandiford <rdsandiford@googlemail.com>
2586 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
2588 2012-04-10 Richard Guenther <rguenther@suse.de>
2591 * gimple-low.c (gimple_check_call_args): Properly account for
2592 compatible aggregate types.
2594 2012-04-10 Richard Guenther <rguenther@suse.de>
2596 * toplev.h (tree_rest_of_compilation): Remove.
2597 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2598 * cgraph.h (tree_rest_of_compilation): Declare.
2599 * tree-optimize.c (tree_rest_of_compilation): Move ...
2600 * cgraphunit.c (tree_rest_of_compilation): ... here.
2601 * cgraph.c (cgraph_add_new_function): Adjust.
2602 * Makefile.in (tree-optimize.o): Adjust.
2603 (cgraphunit.o): Likewise.
2605 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2607 PR tree-optimization/52870
2608 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
2609 presumed pattern statement is within the same loop or basic block.
2611 2012-04-10 Tristan Gingold <gingold@adacore.com>
2613 * gengtype.c (main): Make uintptr_t a known type.
2615 2012-04-10 Richard Guenther <rguenther@suse.de>
2617 * tree-pass.h (tree_lowering_passes): Remove.
2618 * tree-optimize.c (tree_lowering_passes): Remove.
2619 * cgraph.c (cgraph_add_new_function): Inline relevant parts
2620 of tree_lowering_passes, avoid redundant call of early local passes.
2621 * cgraphunit.c (cgraph_lower_function): Fold into ...
2622 (cgraph_analyze_function): ... its single caller. Inline
2623 relevant parts of tree_lowering_passes.
2625 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
2628 * config/pa/pa.opt: Remove SIO and GNU_LD.
2630 2012-04-09 Jan Hubicka <jh@suse.cz>
2635 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
2636 boundary, add its target too.
2637 * lto.c (add_references_to_partition): Add also aliased nodes.
2638 (add_cgraph_node_to_partition,
2639 add_varpool_node_to_partition): Work on nodes, not functions/variables;
2640 when adding alias, add also the aliased object.
2642 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
2645 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
2646 VOIDmode immediate operands.
2647 * config/i386/constraints.md (Wz): New constraint.
2648 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
2650 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
2653 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
2654 the DECL generated for the special GOT helper.
2656 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
2658 * config/sh/constraints.md: Update list of constraints in
2660 (Sr0): Remove unused memory constraint.
2662 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2664 * tree-pretty-print.h: Update comment.
2666 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
2668 * config/sh/sh.md: Use braced string notation where applicable.
2669 (*prefetch_i4, prefetch_m2a): Merge into ...
2670 (*prefetch): ... this new insn.
2672 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
2674 * config/sh/sh.h (high_life_started): Remove
2675 * config/sh/predicates.md (general_movdst_operand): Use
2676 'reload_in_progress' instead of 'high_life_started'.
2677 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
2678 divsi_inv_fp): Likewise.
2680 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
2682 * config/sh/sh-protos.h (prepare_move_operands): Return void
2684 * config/sh/sh.c (prepare_move_operands): Likewise.
2685 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
2687 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
2689 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
2690 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
2691 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
2692 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
2693 commutative_float_operator, noncommutative_float_operator,
2694 sh_handle_pragma): Remove.
2696 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
2698 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
2699 Use @option markup on command-line options. Use @samp markup on
2700 literal keywords to options. Use @code markup on code fragments.
2701 Use other markup in preference to quotation marks in the text.
2702 Add markup to some passages without any.
2704 2012-04-06 Mike Stump <mikestump@comcast.net>
2706 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
2708 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
2710 * config/sh/sh.c (hi_const): Remove.
2711 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
2714 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
2716 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
2718 * config/sh/sh.c (sh_expand_t_scc): Likewise.
2719 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
2720 calling sh_expand_t_scc.
2722 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
2724 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
2725 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
2726 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
2727 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
2728 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
2729 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
2730 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
2731 sh2a_is_function_vector_call): Use bool as return type.
2732 (sh_pass_in_reg_p): Remove.
2733 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
2734 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
2735 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
2736 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
2737 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
2738 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
2739 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
2740 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
2741 sh_loads_bankedreg_p): Use bool as return type.
2742 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
2743 'register' modifier.
2745 2012-04-06 Matt Turner <mattst88@gmail.com>
2747 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
2749 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
2751 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
2752 of the destination isn't also a FP_REGS register.
2754 2012-04-05 Teresa Johnson <tejohnson@google.com>
2755 H.J. Lu <hongjiu.lu@intel.com>
2757 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
2758 * config/i386/i386.md (move immediate to memory peephole2):
2759 Add cases for HImode move when LCP stall avoidance is needed.
2760 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2761 X86_TUNE_LCP_STALL entry.
2763 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
2766 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
2767 CONST_INT operands, zero-extended with AND.
2769 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
2772 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
2773 first argument instead of mode size. Move displacement calculations
2775 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
2776 ... these new functions.
2777 (disp_adjust): Remove max_mov_disp field.
2778 (sh_legitimate_index_p): Use max_mov_insn_displacement and
2779 mov_insn_alignment_mask.
2780 (sh_address_cost): Use max_mov_insn_displacement.
2782 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
2784 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
2785 (arch_enabled): Handle new arch types.
2786 (one_cmpldi2): Add NEON support.
2788 2012-04-05 Richard Guenther <rguenther@suse.de>
2790 * gimple.c (walk_gimple_op): Compute val_only for the LHS
2791 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
2792 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
2793 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
2794 ... here and make static.
2795 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
2798 2012-04-05 Richard Guenther <rguenther@suse.de>
2800 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
2801 basic-block before removing it.
2803 2012-04-05 Richard Guenther <rguenther@suse.de>
2805 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
2806 version namespace as we release the freelist.
2808 2012-04-05 Richard Guenther <rguenther@suse.de>
2810 * tree-nrv.c (tree_nrv): Release VDEFs.
2811 * tree-sra.c (sra_modify_constructor_assign): Likewise.
2812 (sra_modify_assign): Likewise.
2813 * tree-vect-stmts.c (vect_remove_stores): Likewise.
2814 * tree-vect-loop.c (vect_transform_loop): Likewise.
2815 * tree-ssa-dom.c (optimize_stmt): Likewise.
2816 * tree-vect-slp.c (vect_schedule_slp): Likewise.
2817 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
2819 2012-04-05 Richard Guenther <rguenther@suse.de>
2821 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
2823 * gimple.h (gsi_remove): Adjust.
2824 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
2825 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
2826 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2827 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
2828 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
2829 * tree-ssa-pre.c (eliminate): Likewise.
2831 2012-04-04 Mike Stump <mikestump@comcast.net>
2833 * doc/rtl.texi (const_double): Document as sign-extending.
2834 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
2835 * emit-rtl.c (immed_double_int_const): Refine to state the
2837 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
2838 CONST_DOUBLE integers.
2839 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
2840 negative values are converted. Fix conversions bigger than
2841 HOST_BITS_PER_WIDE_INT.
2842 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
2843 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
2844 * explow.c (plus_constant_mode): Add.
2845 (plus_constant): Implement with plus_constant_mode.
2846 * rtl.h (plus_constant_mode): Add.
2848 2012-04-04 Richard Guenther <rguenther@suse.de>
2850 PR tree-optimization/52808
2851 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
2852 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
2854 2012-04-04 Tristan Gingold <gingold@adacore.com>
2856 * expr.c (expand_expr_real_2): Handle larger sizetype in
2859 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2861 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
2862 to m2a-single instead of m2e.
2864 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2866 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2867 Change type of BITOFFSET to signed. Make sure the lower bound of
2868 the computed range is non-negative by adjusting OFFSET and BITPOS.
2869 (expand_assignment): Adjust call to get_bit_range.
2871 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
2873 * h8300/h8300.c (h8300_current_function_monitor_function_p):
2874 New function. Added to check monitor functions.
2875 (h8300_option_override): Modified to generate error/warning
2876 messages for invalid combinations of different command line
2878 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
2879 save EXR on stack for monitor function in case of H8S target
2880 when "-mno-exr" is passed.
2881 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
2883 * doc/invoke.texi: Document H8S options.
2885 2012-04-03 Tristan Gingold <gingold@adacore.com>
2887 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
2888 of gcc_AC_FUNC_MMAP_BLACKLIST.
2889 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
2890 * Makefile.in (aclocal_deps): Add mmap.m4.
2891 * configure: Regenerate.
2892 * aclocal.m4: Regenerate.
2894 2012-04-03 Richard Guenther <rguenther@suse.de>
2896 PR tree-optimization/52808
2897 * tracer.c (tail_duplicate): Return whether we have duplicated
2899 (tracer): If we have duplicated any block, cleanup the CFG.
2900 * cfghooks.c (duplicate_block): If we duplicated a loop
2901 header but not its loop, destroy the loop because it now has
2903 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
2904 the cfg manipulation routines we are not creating a multiple
2907 2012-04-03 Tristan Gingold <gingold@adacore.com>
2909 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
2911 (vms_c_common_override_options): Allow parameterless variadic
2914 2012-04-03 Jakub Jelinek <jakub@redhat.com>
2916 PR tree-optimization/52835
2917 * tree-data-ref.c (build_rdg): Return NULL if
2918 compute_data_dependences_for_loop failed.
2920 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2922 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
2923 for REAL_CST as well.
2924 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
2925 In the bitfield case, if the value is a REAL_CST, convert it first to
2928 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
2930 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
2931 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
2932 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
2934 * config/i386/biarchx32.h: New.
2936 2012-04-02 Anatoly Sokolov <aesok@post.ru>
2938 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
2939 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2940 (arm_preferred_reload_class): New function.
2942 2012-04-02 Richard Guenther <rguenther@suse.de>
2944 PR tree-optimization/52756
2945 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
2946 (thread_through_loop_header): After threading through the loop latch
2947 remove the split part from the loop and clear further threading
2948 opportunities that would create a multiple entry loop.
2950 2012-04-02 Richard Guenther <rguenther@suse.de>
2952 PR rtl-optimization/52800
2953 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
2954 CLEANUP_CFG_CHANGED.
2956 2012-04-02 Richard Guenther <rguenther@suse.de>
2959 * loop-init.c (gate_handle_loop2): Destroy loops here if
2960 we don't enter RTL loop optimizers.
2962 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
2965 2012-03-29 Richard Guenther <rguenther@suse.de>
2967 * rtl.h (extended_count): Remove.
2968 * combine.c (extended_count): Remove.
2970 2012-04-02 Dodji Seketeli <dodji@redhat.com>
2973 * pt.c (more_specialized_fn): Don't apply decay conversion to
2974 types of function parameters.
2976 2012-04-02 Tristan Gingold <gingold@adacore.com>
2978 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
2979 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
2980 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
2981 (ggc_pch_this_base): Use uintptr_t instead of size_t.
2983 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
2986 * config/i386/i386.c (ix86_option_override_internal): Don't
2987 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
2989 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
2991 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
2992 (stmt_can_make_abnormal_goto): Use it.
2993 (is_ctrl_altering_stmt): Likewise.
2995 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
2996 Kaz Kojima <kkojima@gcc.gnu.org>
2998 * config/sh/sh.c (push_regs): Skip banked registers when
2999 resbank attribute is specified.
3000 (sh_expand_epilogue): Likewise.
3002 2012-03-30 Richard Henderson <rth@redhat.com>
3005 * combine-stack-adj.c (prev_active_insn_bb): New.
3006 (next_active_insn_bb): New.
3007 (force_move_args_size_note): New.
3008 (combine_stack_adjustments_for_block): Use it.
3010 2012-03-30 Richard Henderson <rth@redhat.com>
3012 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
3013 (ix86_expand_vector_init_duplicate): Initialize it.
3014 (expand_vec_perm_palignr): Likewise.
3015 (ix86_expand_vec_perm_const): Likewise.
3016 (ix86_vectorize_vec_perm_const_ok): Likewise.
3017 (expand_vec_perm_blend): Use it.
3018 (expand_vec_perm_vpermil): Likewise.
3019 (expand_vec_perm_pshufb): Likewise.
3020 (expand_vec_perm_1): Likewise.
3021 (expand_vec_perm_pshuflw_pshufhw): Likewise.
3022 (expand_vec_perm_interleave2): Likewise.
3023 (expand_vec_perm_vpermq_perm_1): Likewise.
3024 (expand_vec_perm_vperm2f128): Likewise.
3025 (expand_vec_perm_interleave3): Likewise.
3026 (expand_vec_perm_vperm2f128_vblend): Likewise.
3027 (expand_vec_perm_vpshufb2_vpermq): Likewise.
3028 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
3029 (expand_vec_perm_broadcast): Likewise.
3030 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
3032 2012-03-30 Richard Henderson <rth@redhat.com>
3034 * dwarf2out.c (gen_variable_die): Initialize off.
3036 2012-03-30 Tristan Gingold <gingold@adacore.com>
3038 * config/vms/vms-f.c: New file.
3039 * config/vms/t-vms (vms-f.o): New rule.
3040 * config.gcc (*-*-*vms*): Define fortran_target_objs.
3042 2012-03-30 Richard Guenther <rguenther@suse.de>
3044 PR tree-optimization/52754
3045 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3046 propagate arbitrary addresses into really plain dereferences.
3048 2012-03-30 Richard Guenther <rguenther@suse.de>
3051 * except.c (emit_to_new_bb_before): Move loop updating ...
3052 (dw2_build_landing_pads): ... here. Use a proper block for
3053 querying the loop father.
3055 2012-03-30 Tristan Gingold <gingold@adacore.com>
3057 * config/ia64/ia64.c (ia64_section_type_flags): Remove
3058 common_object attribute handling.
3059 (SECTION_VMS_OVERLAY): Remove
3060 (ia64_vms_common_object_attribute): Replace abort with an assert.
3061 Do not set DECL_SECTION_NAME.
3062 (ia64_vms_output_aligned_decl_common): Handle common_object
3064 (ia64_vms_elf_asm_named_section): Remove.
3065 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
3067 2012-03-30 Richard Guenther <rguenther@suse.de>
3070 * double-int.c (rshift_double): Remove not needed cast.
3072 2012-03-30 Richard Guenther <rguenther@suse.de>
3074 * tree-affine.h (print_aff): Remove.
3075 * tree-affine.c (print_aff): Make static.
3076 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
3077 (get_references_in_stmt): Likewise.
3078 (print_direction_vector): Likewise.
3079 (print_dir_vectors): Likewise.
3080 (print_dist_vectors): Likewise.
3081 (dump_subscript): Likewise.
3082 (dump_ddrs): Likewise.
3083 (dump_dist_dir_vectors): Likewise.
3084 (dump_data_references): Likewise.
3085 (dump_data_dependence_relation): Likewise.
3086 (dump_data_dependence_direction): Likewise.
3087 (dump_rdg_vertex): Likewise.
3088 (dump_rdg_component): Likewise.
3089 (debug_ddrs): Declare.
3090 (struct data_ref_loc_d): Move ...
3091 * tree-data-ref.c (struct data_ref_loc_d): ... here.
3092 (get_references_in_stmt): Make static.
3093 (dump_data_references): Likewise.
3094 (dump_subscript): Likewise.
3095 (print_direction_vector): Likewise.
3096 (print_dir_vectors): Likewise.
3097 (print_dist_vectors): Likewise.
3098 (dump_data_dependence_relation): Likewise.
3099 (dump_dist_dir_vectors): Likewise.
3100 (dump_ddrs): Likewise.
3101 (dump_rdg_vertex): Likewise.
3102 (dump_rdg_component): Likewise.
3103 (debug_ddrs): New function.
3104 (access_matrix_get_index_for_parameter): Remove.
3106 2012-03-30 Tristan Gingold <gingold@adacore.com>
3108 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
3109 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
3110 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
3111 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
3112 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
3113 (vms_patch_builtins): Handle new flags
3114 * config/vms/vms-crtlmap.map: Completed using nm on
3115 c and math system libraries.
3116 * config/vms/make-crtlmap.awk: Handle any number of flags.
3118 2012-03-30 Martin Jambor <mjambor@suse.cz>
3120 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3121 is a builtin_stack_save in a dominating BB.
3123 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3125 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3126 crossing 128bit lane boundary.
3128 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3130 * ira-color.c (setup_left_conflict_sizes_p): Process all
3131 conflicting objects.
3133 2012-03-29 Jakub Jelinek <jakub@redhat.com>
3135 PR tree-optimization/52760
3136 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
3137 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
3139 2012-03-29 Richard Guenther <rguenther@suse.de>
3141 * cgraph.h (cgraph_materialize_all_clones): Remove.
3142 (reset_inline_failed): Likewise.
3143 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
3144 * cgraphbuild.c (reset_inline_failed): Remove.
3145 * rtl.h (cse_main): Remove.
3146 (extended_count): Likewise.
3147 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
3148 (cse_main): Make static.
3149 * combine.c (extended_count): Remove.
3150 (dump_combine_stats): Mark as DEBUG_FUNCTION.
3151 * basic-block.h (reorder_basic_blocks): Remove.
3152 * bb-reorder.c (reorder_basic_blocks): Make static.
3153 * Makefile.in (dse.o): Remove dse.h dependency.
3155 * dse.c (gate_dse): Remove.
3156 (clear_alias_mode_eq): Likewise.
3157 (clear_alias_mode_hash): Likewise.
3158 (dse_record_singleton_alias_set): Likewise.
3159 (dse_invalidate_singleton_alias_set): Likewise.
3161 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
3163 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
3164 crtbegin_so%O%s for -shared.
3165 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
3167 2012-03-29 Richard Guenther <rguenther@suse.de>
3169 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
3170 (add_to_value): Remove.
3171 (print_value_expressions): Likewise.
3172 * tree-ssa-pre.c (add_to_value): Make static.
3173 (print_value_expressions): Likewise.
3174 * gimple.h (gimple_adjust_this_by_delta): Remove.
3175 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
3177 2012-03-29 Richard Guenther <rguenther@suse.de>
3180 * double-int.h (rshift_double): Remove.
3181 * double-int.c (lshift_double): Use absu_hwi to make count positive.
3182 (rshift_double): Make static, take unsigned count argument,
3183 remove handling of negative count argument.
3184 (double_int_rshift): Dispatch to lshift_double.
3186 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
3188 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
3191 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
3192 (SPEC_X32): Likewise.
3193 (MULTILIB_DEFAULTS): Likewise.
3195 * config/i386/i386.c (isa_opts): Remove -m64.
3196 (ix86_target_string): Properly handle -m32/-m64/-mx32.
3197 (ix86_option_override_internal): Properly
3198 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
3199 handle -m32, -m64 and -mx32.
3201 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
3202 with OPTION_ABI_X32. Moved after TARGET_LP64.
3203 (TARGET_LP64): Changed to OPTION_ABI_64.
3205 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
3206 (mx32): Replace ISA_X32 with ABI_X32.
3208 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
3210 * tree.c (tree_size) <VECTOR_CST>: New case.
3212 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
3214 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
3215 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
3217 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3220 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3221 __builtin_va_start to __builtin_next_arg if the latter is
3222 builtin_decl_explicit_p rather than when it is not.
3225 * tree-vect-generic.c (vector_element): Perform multiplication
3226 for pos in bitsizetype type instead of idx type.
3228 2012-03-28 Richard Guenther <rguenther@suse.de>
3230 * loop-init.c (loop_optimizer_init): If loops are preserved
3231 perform incremental initialization of required loop features.
3232 (loop_optimizer_finalize): If loops are to be preserved only
3233 clean up optional loop features.
3234 (rtl_loop_done): Forcefully free loops here.
3235 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
3236 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
3238 (construct_init_block): Likewise.
3239 (construct_exit_block): Likewise.
3240 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
3241 the CFG after expanding.
3242 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
3243 If we needed to calculate them, free them afterwards.
3244 * tree-pass.h (PROP_loops): New define.
3245 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
3246 * basic-block.h (CLEANUP_CFG_CHANGED): New.
3247 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
3248 (cleanup_cfg): If we did something and have loops around, fix them up.
3249 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
3250 with CLEANUP_CFG_CHANGED.
3251 * cfghooks.c (merge_blocks): If we merge a loop header into
3252 its predecessor, update the loop structure.
3253 (duplicate_block): If we copy a loop latch, adjust loop state
3254 to note we may have multiple latches.
3255 (delete_basic_block): Mark loops for fixup if we remove a loop.
3256 * cfganal.c (forwarder_block_p): Protect loop latches, headers
3258 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
3259 (cfg_layout_can_merge_blocks_p): Likewise.
3260 * cprop.c (bypass_block): If we create a loop with multiple
3261 entries, mark it for removal.
3262 * except.c (emit_to_new_bb_before): Add the new basic-block
3264 * tree-eh.c (lower_resx): Likewise.
3265 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
3266 (expand_omp_taskreg): Likewise.
3267 * tree-inline.c (initialize_cfun): Likewise.
3268 * tree-mudflap.c (add_bb_to_loop): Prototype.
3269 (mf_build_check_statement_for): Properly add new basic-blocks
3271 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
3272 if we remove a loop.
3273 (thread_through_loop_header): Likewise.
3274 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
3275 new basic-blocks to existing loops.
3276 (expand_transaction): Likewise.
3277 * Makefile.in (except.o): Add $(CFGLOOP_H).
3279 (cgraph.o): Likewise.
3280 (cprop.o): Likewise.
3281 (cfgexpand.o): Likewise.
3282 (cfganal.o): Likewise.
3283 (trans-mem.o): Likewise.
3284 (tree-eh.o): Likewise.
3286 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3289 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3290 (avr_builtin_decl): New static function.
3291 (struct avr_builtin_description, avr_bdesc): Move up.
3292 Add GTY marker. Add field fndecl. Remove redundant field id.
3293 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3294 (avr_expand_builtin): Code cleanup because .id is removed.
3296 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3299 * config.gcc (tm_file): Remove avr/multilib.h.
3301 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
3303 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3304 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3305 * config/avr/t-avr: Remove generation of multilib.h.
3306 * config/avr/t-multilib: Regenerate.
3307 * config/avr/multilib.h: Remove.
3308 * config/avr/avr.opt (-msp8): New option.
3309 (avr_sp8): New variable.
3310 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3311 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3312 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3313 (avr_device_to_sp8): New prototype.
3314 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3315 (DRIVER_SELF_SPECS): New define.
3316 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3317 __AVR_SP8__, __AVR_HAVE_SPH__.
3318 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3319 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3320 (avr_file_start): Ditto.
3322 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3325 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3326 instead of 8 in adjust_address.
3328 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3331 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3334 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
3337 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
3338 Rearrange conditional logic. Move displacement address calculations
3340 (sh_find_mov_disp_adjust): ... this new function.
3342 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
3344 * config/arm/arm.opt (mapcs): Remove MaskExists.
3345 * config/cris/linux.opt (mno-gotplt): Likewise.
3346 * config/i386/i386.opt (mhard-float): Likewise.
3348 (mno-sse4): Likewise.
3349 * config/m68k/m68k.opt (mhard-float): Likewise.
3350 * config/mep/mep.op (mcop32): Likewise.
3351 * config/pa/pa-hpux.opt (msio): Likewise.
3352 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
3353 * config/picochip/picochip.opt (mlittle): Likewise.
3354 * config/sh/sh.opt (mrenesas): Likewise.
3355 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
3356 * config/sparc/sparc.opt (mhard-float): Likewise.
3357 * config/v850/v850.opt (mv850es): Likewise.
3358 * config/vax/vax.opt (mg-float): Likewise.
3360 2012-03-27 Martin Jambor <mjambor@suse.cz>
3363 * tree-sra.c (sra_modify_assign): Do not call
3364 load_assign_lhs_subreplacements when working with an unscalarizable
3367 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3370 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3372 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3373 * config/i386/i386.c: Include reload.h.
3374 (ix86_legitimize_reload_address): New function.
3376 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
3378 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
3379 hasn't been allocated. Define a target macro for Mask and
3380 InverseMask if it hasn't been defined. Remove MaskExists handling.
3382 * doc/options.texi: Remove MaskExists.
3384 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3387 * config/sh/sh.c (find_barrier): Add equality check of last_got
3388 to avoid going above orig insn. Update comments.
3390 2012-03-27 Richard Guenther <rguenther@suse.de>
3393 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3396 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3398 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3399 of a unit before computing the offset in units.
3400 * expr.c (get_bit_range): Return the null range if the enclosing record
3401 is part of a larger bit field.
3403 2012-03-27 Tristan Gingold <gingold@adacore.com>
3405 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
3406 * config/ia64/ia64.md: Remove mode in template.
3407 Sign extend operand in expand_simple_binop.
3408 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
3409 CASE_VECTOR_MODE instead of TARGET_ILP32.
3410 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
3412 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
3414 * varasm.c (assemble_external): #if 0 out the new assert from the
3415 previous commit, it breaks the Java and Go front ends.
3417 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
3419 * toplev.c (check_global_declaration_1): Do not call assemble_external.
3420 * expr.c (emit_block_move_libcall_fn): Likewise.
3421 (clear_storage_libcall_fn): Likewise.
3422 (expand_expr_addr_expr_1): Likewise.
3423 (expand_expr_real_1): Likewise.
3424 * calls.c (rtx_for_function_call): Likewise.
3426 * varasm.c (assemble_external): Assert this function is only called
3427 during or after expanding to RTL.
3429 2012-03-26 Martin Jambor <mjambor@suse.cz>
3431 PR tree-optimization/50052
3432 * tree-sra.c (tree_non_aligned_mem_p): Removed.
3433 (tree_non_aligned_mem_for_access_p): Likewise.
3434 (build_accesses_from_assign): Removed strict alignment requirements
3436 (access_precludes_ipa_sra_p): Likewise.
3438 2012-03-26 Richard Guenther <rguenther@suse.de>
3440 PR tree-optimization/52701
3441 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3442 compute and set the evolution part of PHI nodes.
3444 2012-03-26 Richard Guenther <rguenther@suse.de>
3446 PR tree-optimization/52721
3447 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
3449 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
3451 PR tree-optimization/52686
3452 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
3455 2012-03-26 Tristan Gingold <gingold@adacore.com>
3457 * config/alpha/vms.h (LINK_SPEC): Simplify.
3458 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
3459 (NAME__MAIN, SYMBOL__MAIN): Remove.
3460 (VMS_DEBUG_MAIN_POINTER): Remove.
3461 * config/ia64/vms.h: Likewise.
3462 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
3463 code to vms.c. Call vms_start_function.
3464 * config/ia64/ia64.c (ia64_start_function): Likewise.
3465 * config/vms/vms-protos.h (vms_start_function): Declare.
3466 * config/vms/vms.c (vms_start_function): New function.
3467 * config/vms/vms.h (MATH_LIBRARY): Define.
3468 (VMS_DEBUG_MAIN_POINTER): Define.
3470 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
3472 PR rtl-optimization/52629
3473 * reload1.c (count_pseudo): Short-circuit common case.
3474 (count_spilled_pseudo): Return early for pseudos without hard regs.
3475 Assert that the pseudo has got a hard reg before manipulating it.
3477 2012-03-24 Jan Hubicka <jh@suse.cz>
3480 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
3481 (decide_is_variable_needed): Do not handle toplevel reorder here.
3482 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
3483 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
3486 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3488 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
3489 and str_bitsize instead of more convoluted expressions.
3491 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3494 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3496 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3499 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
3501 2012-03-23 Martin Jambor <mjambor@suse.cz>
3503 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
3505 2012-03-23 Richard Guenther <rguenther@suse.de>
3507 PR tree-optimization/52678
3508 * tree-vectorizer.h (struct _stmt_vec_info): Add
3509 loop_phi_evolution_part member.
3510 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3511 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3512 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3513 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3514 Use the cached evolution part and the PHI nodes value from
3515 the loop preheader edge instead of re-analyzing the evolution.
3517 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3519 * config/mips/mips-tables.opt: Update.
3520 * config/mips/mips.md (processor): Add xlp.
3521 * config/mips/mips-cpus.def: Add xlp.
3522 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
3524 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
3525 * doc/invoke.texi: Mention XLP.
3527 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3530 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3531 on any new_local_var_chain vars declared during recursing on
3532 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3534 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
3536 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
3537 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
3538 (ASM_OUTPUT_LOCAL): Ditto.
3539 (ASM_OUTPUT_COMMON): Remove.
3540 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
3541 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
3543 2012-03-22 Jan Hubicka <jh@suse.cz>
3546 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
3548 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
3549 * ipa-inline-transform.c (save_inline_function_body): Remove
3550 copied clone if needed.
3551 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
3553 2012-03-22 Richard Guenther <rguenther@suse.de>
3556 * fold-const.c (fold_ternary_loc): Fix typo.
3558 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3561 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3562 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3563 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3564 (delay_cycles_1, delay_cycles_2): Ditto.
3565 (delay_cycles_3, delay_cycles_4): Ditto.
3566 (nopv, *nopv): Ditto.
3567 (sleep, *sleep): Ditto.
3570 2012-03-22 Richard Guenther <rguenther@suse.de>
3572 PR tree-optimization/52548
3573 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
3574 because of clobbers.
3575 (prune_clobbered_mems): New function.
3576 (compute_antic_aux): Use it to prune ANTIC_OUT.
3577 (compute_partial_antic_aux): Use it to prune PA_IN.
3578 (compute_avail): Only insert expressions into EXP_GEN that are not
3579 invalidated when translated up to the beginning of the block.
3581 2012-03-22 Richard Guenther <rguenther@suse.de>
3583 PR tree-optimization/52638
3584 * tree-vect-stmts.c (vect_init_vector_1): New function, split
3586 (vect_init_vector): ... here. Handle scalar vector inits.
3587 (vect_get_vec_def_for_operand): Adjust.
3588 (vectorizable_load): Likewise.
3590 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
3592 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
3593 (alpha*-*-freebsd*): Ditto.
3594 (alpha*-*-netbsd*): Ditto.
3595 (alpha*-*-openbsd*): Ditto.
3596 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
3597 (DWARF2_DEBUGGING_INFO): Remove.
3598 (PREFERRED_DEBUGGING_TYPE): Remove.
3599 (ASM_FINAL_SPEC): Remove.
3600 (IDENT_ASM_OP): Remove.
3601 (ASM_OUTPUT_IDENT): Remove.
3602 (SKIP_ASM_OP): Remove.
3603 (ASM_OUTPUT_SKIP): Remove.
3604 (ALIGN_ASM_OP): Remove.
3605 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
3606 (ASM_OUTPUT_CASE_LABEL): Remove.
3607 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
3608 (COMMON_ASM_OP): Remove.
3609 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
3610 (ASCII_DATA_ASM_OP): Remove.
3611 (READONLY_DATA_SECTION_ASM_OP): Remove.
3612 (INIT_SECTION_ASM_OP): Remove.
3613 (FINI_SECTION_ASM_OP): Remove.
3614 (ASM_SECTION_START_OP): Remove.
3615 (ASM_OUTPUT_SECTION_START_FILE): Remove.
3616 (TARGET_ASM_NAMED_SECTION): Remove.
3617 (TARGET_ASM_SELECT_SECTION): Remove.
3618 (MAKE_DECL_ONE_ONLY): Remove.
3619 (TYPE_ASM_OP): Remove.
3620 (SIZE_ASM_OP): Remove.
3621 (ASM_WEAKEN_LABEL): Remove.
3622 (TYPE_OPERAND_FMT): Remove.
3623 (ASM_DECLARE_RESULT): Remove.
3624 (ASM_DECLARE_OBJECT_NAME): Remove.
3625 (ASM_FINISH_DECLARE_OBJECT): Remove.
3626 (ELF_ASCII_ESCAPES): Remove.
3627 (ELF_STRING_LIMIT): Remove.
3628 (STRING_ASM_OP): Remove.
3629 (ASM_OUTPUT_EXTERNAL): Remove.
3630 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
3631 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
3633 (ASM_DECLARE_FUNCTION_NAME): Ditto.
3634 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
3635 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
3636 (ASM_OUTPUT_SKIP): Ditto.
3637 (READONLY_DATA_SECTION_ASM_OP): Remove.
3638 (USER_LABEL_PREFIX): Remove.
3639 (ASM_OUTPUT_ASCII): Remove.
3640 (ASM_OUTPUT_CASE_LABEL): Remove.
3641 (NO_DOLLAR_IN_LABEL): Undefine.
3643 2012-03-22 Richard Guenther <rguenther@suse.de>
3645 PR tree-optimization/52459
3646 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
3647 PHI insertion for calls.
3649 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
3651 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
3652 find_sets_in_insn, canonicalize_insn): Split out from ...
3653 (cse_insn): ... here.
3654 (invalidate_from_clobbers): Take an insn instead of the pattern.
3656 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
3659 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
3660 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
3661 * config/sh/sh.md (sindf2, cosdf2): Remove.
3663 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3666 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3667 prologue for unwinder and profiler.
3669 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3671 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3672 Introduce emul_name to select the right linker emulation for
3673 powerpc64-*-freebsd*.
3674 * configure: Regenerate.
3675 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3676 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3677 * config/rs6000/freebsd64.h: New file.
3678 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3680 (rs6000_savres_strategy): Likewise.
3681 (rs6000_savres_routine_name): Likewise.
3682 (rs6000_elf_file_end): Likewise.
3683 * config/rs6000/t-freebsd64: New file.
3684 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3685 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3687 * config/rs6000/freebsd64.h: Remove duplicated entries from last
3689 * config/rs6000/t-freebsd64: Likewise.
3691 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
3693 PR rtl-optimization/52543
3695 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3696 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3697 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3698 (avr_load_libgcc_p): Restrict to __flash loads.
3699 (avr_out_lpm): Only handle 1-byte loads from __flash.
3700 (avr_load_lpm): New function.
3701 (avr_find_unused_d_reg): Remove.
3702 (avr_out_lpm_no_lpmx): Remove.
3703 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3704 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3705 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3706 (load_<mode>, load_<mode>_clobber): New insns.
3707 (mov<mode>): For multi-byte move from non-generic
3708 16-bit address spaces: Expand to load_<mode> resp.
3709 load_<mode>_clobber.
3710 (load<mode>_libgcc): Remove expander.
3711 (split-lpmx): Remove split.
3713 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
3715 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
3716 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
3717 All callers changed.
3718 (Fixed_core_reg): New feature.
3719 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
3721 * neon-testgen.ml: Handle Fixed_core_reg.
3723 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
3725 * config/arm/arm.c (thumb2_reorg): Add complete support
3726 for 16-bit instructions.
3727 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
3729 2012-03-21 Richard Guenther <rguenther@suse.de>
3731 PR tree-optimizer/52636
3732 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
3733 to the appropriate type.
3735 2012-03-21 Richard Guenther <rguenther@suse.de>
3737 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
3739 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
3740 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
3741 * passes.c (init_optimization_passes): Remove pass_init_function,
3742 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
3743 * tree-pass.h (pass_init_function): Remove.
3744 (pass_jump): Remove.
3745 (pass_initial_value_sets): Remove.
3746 (pass_unshare_all_rtl): Remove.
3747 * integrate.c (pass_initial_value_sets): Remove.
3748 * emit-rtl.c (pass_unshare_all_rtl): Remove.
3749 * tree.h (init_function_for_compilation): Remove.
3750 * function.c (init_function_for_compilation): Remove.
3751 (pass_init_function): Remove.
3752 * cfgcleanup.c (rest_of_handle_jump): Remove.
3753 (pass_jump): Remove.
3755 2012-03-20 Jason Merrill <jason@redhat.com>
3757 * tree-streamer-in.c (streamer_alloc_tree): Call
3758 ggc_alloc_zone_cleared_tree_node instead of
3759 ggc_alloc_zone_cleared_tree_node_stat.
3761 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
3763 * doc/extend.texi (Template Instantiation): Remove anachronisms.
3765 2012-03-20 Jakub Jelinek <jakub@redhat.com>
3768 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
3769 (ix86_expand_vec_perm_const_1): Call it.
3771 * config/i386/i386.c (vselect_insn): New variable.
3772 (init_vselect_insn): New function.
3773 (expand_vselect, expand_vselect_insn): Add testing_p argument.
3774 Call init_vselect_insn if vselect_insn is NULL. Adjust
3775 PATTERN (vselect_insn), instead of creating a new insn each time,
3776 only emit a copy of it if not testing and recog has been successful.
3777 (expand_vec_perm_pshufb, expand_vec_perm_1,
3778 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
3782 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
3783 ("enabled" attribute): Handle avx2 and noavx2 isas.
3784 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
3786 (vec_dup<mode>): Add avx2 =x,x alternative.
3787 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
3788 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
3789 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
3790 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
3792 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
3793 if possible, handle also V8SFmode.
3795 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
3797 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
3798 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
3799 reg_or_zero_operand predicate.
3800 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
3802 2012-03-20 Jakub Jelinek <jakub@redhat.com>
3804 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
3805 If operand isn't UNSPEC, return 0.
3807 2012-03-20 Richard Guenther <rguenther@suse.de>
3809 * tree-pass.h (pass_rtl_eh): Remove.
3810 * except.c (gate_handle_eh): Likewise.
3811 (rest_of_handle_eh): Likewise.
3812 (pass_rtl_eh): Likewise.
3813 (finish_eh_generation): Export.
3814 * except.h (finish_eh_generation): Declare.
3815 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
3816 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
3817 after expanding stack alignment. Instead of compacting blocks
3820 2012-03-20 Richard Guenther <rguenther@suse.de>
3822 * stor-layout.c (finish_bitfield_representative): Fallback
3823 to conservative maximum size if the padding up to the next
3824 field cannot be computed as a constant.
3825 (finish_bitfield_layout): If we cannot compute the distance
3826 between the start of the bitfield representative and the
3827 bitfield member start a new representative.
3828 * expr.c (get_bit_range): The distance between the start of
3829 the bitfield representative and the bitfield member is zero
3830 if the field offsets are not constants.
3832 2012-03-20 Tristan Gingold <gingold@adacore.com>
3834 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
3835 convert in lowercase.
3836 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
3837 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
3838 * stor-layout.c (sizetype_tab): Adjust.
3839 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
3840 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
3841 instead of type_kind_last.
3842 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
3843 instead of size_int_kind.
3844 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
3845 * doc/tm.texi: Regenerate.
3846 * defaults.h (SIZETYPE): Provide a default value.
3847 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
3850 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
3852 * config/sh/sh.md: Use braced string notation where applicable.
3854 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3856 * config/i386/i386.md (allocate_stack): Simplify.
3858 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3860 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
3861 copy_to_mode_reg (Pmode, ...).
3862 (expand_builtin_frame_address): Ditto.
3863 * expr.c (emit_block_move_via_libcall): Ditto.
3864 (set_storage_via_libcall): Ditto.
3866 * config/i386/i386.c (ix86_expand_movmem): Ditto.
3867 (ix86_expand_setmem): Ditto.
3868 (ix86_trampoline_init): DItto.
3869 * config/i386/i386.md (cmpstrnsi): Ditto.
3871 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
3873 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
3874 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
3875 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
3876 (SH Options): Likewise.
3878 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3880 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
3881 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
3882 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
3883 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
3884 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
3887 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
3889 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
3890 * config/i386/i386.c (ix86_decompose_address): Use
3891 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
3892 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
3893 thread pointer to a register.
3896 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
3898 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
3899 if Pmode != word_mode.
3900 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
3901 Pmode == SImode for TARGET_X32.
3903 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
3904 (tls_initial_exec_x32): Likewise.
3906 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
3909 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
3910 DISP_ADDR_OFFSET): New macros.
3911 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
3912 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
3913 (sh_legitimize_address): Add QImode displacement handling.
3914 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
3916 (sh_secondary_reload): Add QImode displacement handling.
3917 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
3918 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
3919 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
3920 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
3921 to register operands only.
3922 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
3923 (extendqihi2): Change insn to expander.
3924 (*extendqihi2_compact_reg): New insn.
3925 (movqi_i, movqi): Replace with ...
3926 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
3927 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
3928 Add new peepholes for QImode displacement addressing.
3930 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
3933 * doc/invoke.texi: Document -Wuseless-cast.
3935 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
3937 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
3938 * tree.h (handled_component_p): Reorder cases.
3939 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
3940 not initialize unsignedp.
3941 (loc_list_from_tree): Likewise.
3942 (fortran_common): Likewise.
3943 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
3945 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3947 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
3948 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
3949 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
3950 (ix86_split_long_move): Ditto.
3951 (legitimize_tls_address): Use ix86_gen_sub3.
3952 (construct_plt_address): Assert that Pmode == DImode.
3954 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
3956 * config/i386/i386.md: Remove empty predicates and/or constraints.
3957 * config/i386/sync.md: Ditto.
3958 * config/i386/sse.md: Ditto.
3959 * config/i386/mmx.md: Ditto.
3960 * config/i386/pentium.md: Ditto.
3961 * config/i386/athlon.md: Ditto.
3963 2012-03-16 Richard Guenther <rguenther@suse.de>
3965 PR tree-optimization/52603
3966 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
3970 2012-03-14 Richard Guenther <rguenther@suse.de>
3972 PR tree-optimization/52571
3973 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
3974 flag_section_anchors check ...
3975 (vect_can_force_dr_alignment_p): ... here.
3977 2012-03-16 Martin Jambor <mjambor@suse.cz>
3979 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
3980 memory through MEM_REFs by calling extract_bit_field.
3982 2012-03-16 Richard Guenther <rguenther@suse.de>
3984 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
3985 and REFERENCE_TYPE interpretations.
3986 (can_native_interpret_type_p): New function.
3987 (fold_ternary_loc): Use native encode/interpret to fold
3988 BIT_FIELD_REFs of constants.
3990 2012-03-16 Richard Guenther <rguenther@suse.de>
3993 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
3994 of vector constants and constructors.
3996 2012-03-16 Richard Guenther <rguenther@suse.de>
3998 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
3999 VIEW_CONVERT_EXPR to convert constants.
4000 (vect_is_simple_use): Treat all constants as vec_constant_def.
4002 2012-03-16 Richard Guenther <rguenther@suse.de>
4003 Kai Tietz <ktietz@redhat.com>
4006 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
4007 side-effects completely in the pre-queue and use a temporary
4010 2012-03-16 Richard Guenther <rguenther@suse.de>
4012 * stor-layout.c (finish_bitfield_representative): Fall back
4013 to the conservative maximum size if we cannot compute the
4014 size of the tail padding.
4016 2012-03-16 Tristan Gingold <gingold@adacore.com>
4018 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
4019 __CRTL_VER and __VMS_VER.
4020 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
4021 and vms_c_get_vms_ver.
4022 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
4024 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
4025 (VMS_DEFAULT_VMS_VER): Define.
4026 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
4027 (VMS_DEFAULT_VMS_VER): Define.
4029 2012-03-16 Richard Guenther <rguenther@suse.de>
4031 * tree-vect-loop.c (get_initial_def_for_induction): Use
4032 build_constructor directly.
4033 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
4034 build_vector_from_val.
4035 * tree.c (build_vector_from_val): Avoid creating a constructor
4036 first when we want a constant vector.
4038 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4040 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4042 2012-03-16 Richard Guenther <rguenther@suse.de>
4044 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
4045 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
4046 (struct tree_vector): Remove elements member, add variable size
4048 (build_vector_stat): Declare.
4049 (build_vector): Define in terms of build_vector_stat.
4050 * tree.c (build_vector): Rename to ...
4051 (build_vector_stat): ... this. Take array of trees as parameter.
4052 (build_vector_from_ctor): Adjust.
4053 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
4054 initializer_zerop): Adjust.
4055 * cfgexpand.c (expand_debug_expr): Likewise.
4056 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
4057 const_vector_from_tree): Likewise.
4058 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
4059 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
4060 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
4061 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
4062 (lto_input_ts_vector_tree_pointers): Adjust.
4063 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
4064 (write_ts_vector_tree_pointers): Adjust.
4065 * varasm.c (const_hash_1, compare_constant, copy_constant,
4066 output_constant): Adjust.
4067 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
4068 * print-tree.c (print_node): Adjust.
4069 * tree-pretty-print.c (dump_generic_node): Adjust.
4070 * tree-vect-generic.c (uniform_vector_p, vector_element,
4071 lower_vec_perm): Adjust.
4072 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
4073 * tree-vect-slp.c (vect_get_constant_vectors,
4074 vect_transform_slp_perm_load): Adjust.
4075 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
4076 * expmed.c (make_tree): Adjust.
4077 * config/i386/i386.c (ix86_expand_builtin): Adjust.
4078 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
4080 (sparc_fold_builtin): Adjust.
4082 2012-03-16 Tristan Gingold <gingold@adacore.com>
4084 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
4085 * config/vms/vms-stdint.h: New file.
4087 2012-03-16 Tristan Gingold <gingold@adacore.com>
4089 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
4090 (ia64-hp-*vms*): Replaced by ...
4091 (*-*-*vms*): ... This new entry.
4093 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4096 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
4097 (ix86_expand_vec_perm_const_1): Use it.
4100 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
4101 (avx2_permv4df): Remove.
4102 (avx2_permv4di): Macroize into...
4103 (avx2_perm<mode>): ... this using VI8F_256 iterator.
4104 (avx2_permv4di_1): Macroize into...
4105 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
4107 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
4109 * combine.c (apply_distributive_law): Do not distribute SUBREG.
4111 2012-03-15 Ira Rosen <irar@il.ibm.com>
4112 Ulrich Weigand <ulrich.weigand@linaro.org>
4114 * tree-vect-patterns.c (widened_name_p): Rename to ...
4115 (type_conversion_p): ... this. Add new argument to determine
4116 if it's a promotion or demotion operation. Check for
4117 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
4118 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
4120 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
4121 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
4123 (vect_recog_mixed_size_cond_pattern): Likewise and allow
4124 non-constant then and else clauses.
4126 2012-03-15 Ira Rosen <irar@il.ibm.com>
4127 Ulrich Weigand <ulrich.weigand@linaro.org>
4129 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
4130 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
4132 * tree-vect-patterns.c (widened_name_p): Pass basic block
4133 info to vect_is_simple_use.
4134 (vect_recog_dot_prod_pattern): Fail for basic blocks.
4135 (vect_recog_widen_sum_pattern): Likewise.
4136 (vect_handle_widen_op_by_const): Support basic blocks.
4137 (vect_operation_fits_smaller_type,
4138 vect_recog_over_widening_pattern): Likewise.
4139 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
4140 Update call to vect_is_simple_use.
4141 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
4143 (check_bool_pattern): Add an argument, update call to
4144 vect_is_simple_use and the recursive calls.
4145 (vect_recog_bool_pattern): Update relevant function calls.
4147 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
4148 (vect_pattern_recog_1): Check for reduction only in loops.
4149 (vect_pattern_recog): Add new argument. Support basic blocks.
4150 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
4151 info to vect_is_simple_use_1.
4152 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
4153 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
4155 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4156 Andrew Pinski <apinski@cavium.com>
4159 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4160 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4161 calls instead of __builtin_ir{int,ound}*.
4163 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4165 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
4168 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4170 * config.gcc (target_type_format_char): New. Document it. Set it for
4172 * configure.ac (gnu_unique_option): Use target_type_format_char
4173 in test. Comment rationale.
4174 * configure: Regenerate .
4176 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4178 PR tree-optimization/52267
4179 * tree-vrp.c (masked_increment): New function.
4180 (register_edge_assert_for_2): Derive ASSERT_EXPRs
4181 from (X & CST1) cmp CST2 tests.
4183 2012-03-15 Richard Guenther <rguenther@suse.de>
4186 * tree-data-ref.c (subscript_dependence_tester_1): Check
4187 all dimensions for non-conflicting access functions.
4189 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4192 * doc/invoke.texi [C++ Language Options]: Document
4193 -ftemplate-backtrace-limit.
4195 2012-03-15 Tristan Gingold <gingold@adacore.com>
4197 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
4200 2012-03-15 Tristan Gingold <gingold@adacore.com>
4202 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
4203 use DW_OP_call_frame_cfa.
4205 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
4208 * config/i386/i386-opts.h (pmode): New.
4210 * config/i386/i386.c (ix86_option_override_internal): Properly
4211 check and set ix86_pmode.
4213 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
4215 * config/i386/i386.opt (maddress-mode=): New.
4217 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
4219 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4221 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
4222 (dwarf2out_do_cfi_asm): Likewise.
4223 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
4225 (add_data_member_location_attribute): Likewise.
4226 (gen_array_type_die): Likewise.
4227 (gen_subprogram_die): Likewise.
4228 (gen_producer_string): Likewise.
4229 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
4230 Remove MIPS_DEBUGGING_INFO handling.
4231 (sdb_debug_hooks): Likewise.
4232 (sdbout_begin_block): Likewise.
4233 (sdbout_end_block): Likewise.
4234 (sdbout_begin_prologue): Likewise.
4235 (sdbout_start_source_file): Likewise.
4236 (sdbout_end_source_file): Likewise.
4237 (sdbout_init): Likewise.
4238 * system.h (MIPS_DEBUGGING_INFO): Poison.
4240 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4242 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
4243 (alpha_file_start) [MS_STAMP]: Remove.
4245 * config/alpha/elf.h (TARGET_GAS): Remove.
4246 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
4247 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
4248 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
4249 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
4250 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
4251 (alpha*-*-freebsd*): Likewise.
4252 (alpha*-*-netbsd*): Likewise.
4253 (alpha*-*-openbsd*): Likewise.
4254 (alpha*-*-*): Remove target_cpu_default2.
4255 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
4257 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
4258 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
4259 * config/alpha/alpha.c (print_operand): Always assume
4260 TARGET_AS_SLASH_BEFORE_SUFFIX.
4261 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
4262 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
4263 ("*builtin_setjmp_receiver_er_1"): Remove.
4264 * config/alpha/alpha.opt (malpha-as): Remove.
4266 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
4268 Remove DEC Unix reference.
4270 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
4271 (EXTENDED_COFF): Remove.
4272 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
4273 (EXTENDED_COFF): Don't undef.
4274 * config/alpha/alpha.c (alpha_file_start): Always assume
4276 Don't set targetm.asm_file_start_file_directive.
4277 [!OBJECT_FORMAT_ELF]: Remove.
4278 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
4280 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
4281 (DBX_DEBUGGING_INFO): Remove.
4282 (MIPS_DEBUGGING_INFO): Remove.
4283 (PREFERRED_DEBUGGING_TYPE): Remove.
4284 (DBX_OUTPUT_SOURCE_LINE): Remove.
4285 (SDB_OUTPUT_SOURCE_LINE): Remove.
4286 (DBX_CONTIN_LENGTH): Remove.
4287 (NO_DBX_FUNCTION_END): Remove.
4288 (ASM_STABS_OP): Remove.
4289 (ASM_STABN_OP): Remove.
4290 (ASM_STABD_OP): Remove.
4291 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
4292 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
4293 (PUT_SDB_DEF): Remove.
4294 (PUT_SDB_PLAIN_DEF): Remove.
4295 (PUT_SDB_TYPE): Remove.
4296 (sdb_label_count): Remove.
4297 (PUT_SDB_BLOCK_START): Remove.
4298 (PUT_SDB_BLOCK_END): Remove.
4299 (PUT_SDB_FUNCTION_START): Remove.
4300 (PUT_SDB_FUNCTION_END): Remove.
4301 (PUT_SDB_EPILOGUE_END): Remove.
4302 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
4303 (MIPS_DEBUGGING_INFO): Don't undef.
4304 (DBX_DEBUGGING_INFO): Don't undef.
4305 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
4306 (MIPS_DEBUGGING_INFO): Don't undef.
4307 (DBX_DEBUGGING_INFO): Don't undef.
4308 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
4309 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
4311 (alpha_start_function): Likewise.
4312 (sdb_label_count): Remove.
4313 (alpha_output_filename): Remove DBX_DEBUG handling.
4314 (alpha_file_start): Likewise.
4316 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4318 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
4319 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
4320 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
4322 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
4323 (ld_tls_support): Remove Solaris 8 references.
4324 (lwp_dir, lwp_spec): Remove support for alternate thread library.
4325 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
4326 * configure: Regenerate.
4327 * config.in: Regenerate.
4329 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
4330 * config/i386/sol2.h: Remove Solaris 8 references.
4332 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
4333 (i?86-*-solaris2.9): ... this.
4334 Remove Solaris 8 references.
4335 (Specific, *-*-solaris2*): Document Solaris 8 removal.
4336 Remove Solaris 8 references.
4338 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4340 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
4341 (mips-sgi-irix6.5*): Remove.
4342 * config.host (mips-sgi-irix*): Remove.
4343 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
4344 (set_have_as_tls): Remove *-*-irix6*.
4345 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
4346 * configure: Regenerate.
4348 * config/mips/iris6.h: Remove.
4349 * config/mips/iris6.opt: Remove.
4350 * config/mips/t-irix6: Remove.
4352 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
4353 (TARGET_IRIX6): Remove.
4354 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
4355 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
4356 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
4358 (mips_file_start): Likewise.
4359 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
4361 * config/mips/driver-native.c [__sgi__]: Remove.
4362 (host_detect_local_cpu) [__sgi__]: Remove.
4364 * config/mips/gnu-user.h: Remove iris5.h reference.
4366 * config/mips/mips-modes.def: Remove IRIX 6 reference.
4367 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
4368 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
4371 * gcc.c (main): Move asm_debug initialization ...
4372 (asm_debug): ... here.
4374 * ginclude/stddef.h (__STDDEF_H__): Don't define.
4376 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
4377 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
4378 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
4379 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
4380 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
4381 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4383 * doc/tm.texi: Regenerate.
4385 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
4387 (MIPS Options, -march): Remove IRIX reference.
4388 * doc/install.texi (Binaries, SGI IRIX): Remove.
4389 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
4391 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
4393 2012-03-14 Martin Jambor <mjambor@suse.cz>
4395 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
4396 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
4397 (expand_expr_real_1): Do not handle misalignment if modifier is
4400 2012-03-14 Richard Guenther <rguenther@suse.de>
4403 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4404 element type instead of mode, use build_vector_type_for_mode
4405 instead of the langhook, build a vector of proper signedness.
4406 (expand_vector_operations_1): Adjust.
4408 2012-03-14 Richard Guenther <rguenther@suse.de>
4411 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
4412 a cgraph node for a FUNCTION_DECL that comes from a constructor.
4413 (gimple_get_virt_method_for_binfo): Likewise.
4415 2012-03-14 Richard Guenther <rguenther@suse.de>
4417 PR tree-optimization/52571
4418 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
4419 flag_section_anchors check ...
4420 (vect_can_force_dr_alignment_p): ... here. Do not re-align
4421 DECL_COMMON variables.
4423 2012-03-14 Richard Guenther <rguenther@suse.de>
4425 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
4426 * stor-layout.c (start_bitfield_representative): New function.
4427 (finish_bitfield_representative): Likewise.
4428 (finish_bitfield_layout): Likewise.
4429 (finish_record_layout): Call finish_bitfield_layout.
4430 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
4431 for QUAL_UNION_TYPE fields.
4432 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4433 Stream DECL_BIT_FIELD_REPRESENTATIVE.
4434 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4439 * expr.c (get_bit_range): Unconditionally extract bitrange
4440 from DECL_BIT_FIELD_REPRESENTATIVE.
4441 (expand_assignment): Adjust call to get_bit_range.
4443 2012-03-14 Richard Guenther <rguenther@suse.de>
4446 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
4447 the outermost conversion is a sign-change only.
4448 (fold_binary_loc): Disregard widening and sign-changing
4449 conversions when we determine if two variables are equal
4451 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
4452 (T1)x if the outermost conversion is a sign-change only.
4454 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
4457 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
4459 * config/i386/predicates.md (constant_call_address_operand): Declare
4460 as special predicate. Update all uses.
4462 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4465 * c-parser.c (c_parser_postfix_expression)
4466 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4468 * config/i386/smmintrin.h: Avoid /* within a comment.
4469 * config/i386/nmmintrin.h: Likewise.
4471 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4473 * config/i386/i386.md (xbegin): Remove constraint from expander.
4475 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4477 * config/i386/predicates.md (constant_call_address_operand): Declare
4478 as special predicate. Update all uses.
4479 * config/i386/i386.md: Remove mode from constant_call_address_operand
4481 * config/i386/i386.c (ix86_output_call_insn): Call
4482 constant_call_address_operand with VOIDmode.
4484 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4486 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
4487 AND zero extended address correctly.
4489 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4491 * config/i386/predicates.md (tls_symbolic_operand): Declare as
4493 (tls_modbase_operand): Ditto.
4494 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
4495 tls_modbase_operand predicates.
4497 2012-03-13 Martin Jambor <mjambor@suse.cz>
4499 * expr.c (expand_assignment): Handle misaligned scalar writes to
4500 memory through top-level MEM_REFs by calling store_bit_field.
4502 2012-03-13 Richard Guenther <rguenther@suse.de>
4505 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
4506 if Y is a constant multiple of 1 << CST.
4508 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
4511 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4512 offset (size) to a value the insns can deal with.
4513 (expand_epilogue): Ditto.
4515 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4517 * config/arm/neon.ml (ops): Fixup expected instructions for
4518 unsigned vector compares.
4520 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4522 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
4523 addresses only when %reg is not in word mode.
4525 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4527 * config/microblaze/microblaze.md: Fix typo.
4528 * tree-if-conv.c: Likewise.
4529 * tree-vect-patterns.c: Likewise.
4531 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4533 * config.gcc (extra_passes): Remove.
4534 * configure.ac (extra_passes): Don't substitute.
4535 * configure: Regenerate.
4536 * Makefile.in (EXTRA_PASSES): Remove.
4537 (GCC_PASSES): Remove $(EXTRA_PASSES).
4538 (MOSTLYCLEANFILES): Likewise.
4540 (install-common): Likewise.
4542 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4544 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
4545 * config/i386/i386.c (ix86_decompose_address): Use
4546 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
4547 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
4548 thread pointer to a register.
4550 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
4552 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
4553 on tls_symbolic_operand.
4554 (tls_global_dynamic_64_<mode>): Likewise.
4556 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4559 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4560 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4562 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4565 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4566 type from reg_class_t to enum reg_class.
4567 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4569 2012-03-12 Andrew Pinski <apinski@cavium.com>
4571 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
4572 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
4573 (value_replacement): Likewise.
4574 (empty_block_p): Check also if the PHIs for the block are empty.
4576 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4579 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4580 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4581 r184615 from 2012-02-28.
4583 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
4585 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
4586 (ix86_gen_tls_local_dynamic_base_64): Likewise.
4587 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
4588 and ix86_gen_tls_local_dynamic_base_64.
4589 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
4590 ix86_gen_tls_local_dynamic_base_64.
4592 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
4593 (*tls_global_dynamic_64_<mode>): This.
4594 (tls_global_dynamic_64): Renamed to ...
4595 (tls_global_dynamic_64_<mode>): This.
4596 (*tls_local_dynamic_base_64): Renamed to ...
4597 (*tls_local_dynamic_base_64_<mode>): This.
4598 (tls_local_dynamic_base_64): Renamed to ...
4599 (tls_local_dynamic_base_64_<mode>): This.
4601 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
4603 * config/i386/i386.c (ix86_option_override_internal): Properly
4604 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
4605 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
4606 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
4607 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
4609 * config/i386/sse.md (sse3_monitor64): Renamed to ...
4610 (sse3_monitor64_<mode>): This.
4612 2012-03-12 Tristan Gingold <gingold@adacore.com>
4614 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
4615 (ia64_function_arg_advance): Ditto.
4617 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4619 * config.gcc (mips*-*-openbsd*): Remove.
4620 * config/mips/openbsd.h: Remove.
4621 * config/mips/sdb.h: Remove.
4623 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
4624 * config/mips/mips.c (sdb_label_count): Remove.
4625 (mips_debugger_offset): Remove #if 0 code.
4626 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
4627 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
4629 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4631 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4633 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4634 Update binutils references.
4635 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4636 Update binutils reference.
4637 Update Sun as/GNU ld caveat.
4638 Document binutils largefile requirement for LTO plugin.
4639 Remove reference to alternate libpthread.
4641 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4643 * config.gcc (alpha*-dec-osf5.1*): Remove.
4644 * config.host (alpha*-dec-osf*): Remove.
4645 * configure.ac (*-*-osf*): Remove.
4646 (alpha*-dec-osf*): Remove.
4647 * configure: Regenerate.
4649 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
4650 config/alpha/va_list.h, config/alpha/x-osf: Remove.
4652 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
4653 * config/alpha/alpha.c (struct machine_function): Update comment.
4654 (alpha_start_function): Remove Tru64 UNIX as handling for
4656 * config/alpha/alpha.md ("exception_receiver"): Remove
4657 TARGET_LD_BUGGY_LDGP.
4658 ("*exception_receiver_2"): Likewise.
4659 * except.c (finish_eh_generation): Remove Tru64 reference.
4660 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
4661 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
4662 * target.def (handle_pragma_extern_prefix): Remove.
4664 * Makefile.in (mips-tfile.o-warn): Remove.
4665 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
4666 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
4667 * mips-tdump.c, mips-tfile.c: Remove.
4669 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
4671 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
4672 (Specific, alpha*-dec-osf5.1): Note removal.
4673 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
4675 * doc/tm.texi: Regenerate.
4676 * doc/trouble.texi (Cross-Compiler Problems): Remove.
4678 2012-03-12 Richard Guenther <rguenther@suse.de>
4680 * config/arm/arm.c (neon_dereference_pointer): Do not call
4681 covert during RTL expansion.
4683 2012-03-12 Tristan Gingold <gingold@adacore.com>
4685 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
4686 Options. Mention -mpointer-size.
4688 2012-03-12 Richard Guenther <rguenther@suse.de>
4690 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
4691 build_nonstandard_integer_type.
4693 2012-03-12 Richard Guenther <rguenther@suse.de>
4695 * tree.c (signed_or_unsigned_type_for): Use
4696 build_nonstandard_integer_type.
4697 (signed_type_for): Adjust documentation.
4698 (unsigned_type_for): Likewise.
4699 * tree-pretty-print.c (dump_generic_node): Use standard names
4700 for non-standard integer types if available.
4702 2012-03-12 Tristan Gingold <gingold@adacore.com>
4704 * config/vms/vms.opt: Add vms-opts.h header.
4705 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
4707 (-mvms-return-codes): Document.
4708 (-mpointer-size): New option.
4709 (vms_pointer_size): Add enumeration.
4710 * config/vms/vms-opts.h: New file.
4711 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
4712 __INITIAL_POINTER_SIZE.
4713 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
4714 (C_COMMON_OVERRIDE_OPTIONS): Define.
4715 (DWARF2_ADDR_SIZE): Define.
4716 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
4717 * config/vms/vms-protos.h (vms_c_common_override_options):
4719 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
4720 if -mno-pointer-size.
4721 (vms_c_common_override_options): New function.
4722 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
4723 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
4724 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
4725 and flag_vms_pointer_size.
4726 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
4727 * config.gcc (*-*-*vms*): Define xm_file.
4728 (alpha*-dec-*vms*): Do not define xm_file.
4729 (alpha64-dec-*vms*): Remove.
4730 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
4733 2012-03-12 Jakub Jelinek <jakub@redhat.com>
4735 PR tree-optimization/51721
4736 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
4737 if (int) unsvar cmp CST.
4739 2012-03-12 Richard Guenther <rguenther@suse.de>
4741 * tree-sra.c (create_access_replacement): Only rename the replacement
4742 if we can rewrite it into SSA form. Properly mark register typed
4743 replacements that we cannot rewrite with TREE_ADDRESSABLE.
4744 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
4745 for aggregate or BLKmode results.
4747 2012-03-12 Jakub Jelinek <jakub@redhat.com>
4749 PR tree-optimization/52533
4750 * tree-vrp.c (register_edge_assert_for_2): Use double_int
4751 type for mask, only handle shifts by non-zero in-range
4752 shift count, for LE_EXPR and GT_EXPR if new_val is
4753 maximum, don't add the assertion.
4755 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
4757 * doc/invoke.texi: Document -mrtm option.
4758 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
4759 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
4760 (ix86_handle_option): Handle OPT_mrtm.
4761 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
4763 (x86_64-*-*): Ditto.
4764 * i386-builtin-types.def (INT_FTYPE_VOID): New.
4765 * config/i386/i386-c.c (ix86_target_macros_internal): Define
4767 (ix86_target_string): Define -mrtm option.
4769 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
4771 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
4772 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
4774 (bdesc_special_args): Ditto.
4775 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
4776 (ix86_expand_special_args_builtin): Handle new built-in type.
4777 (ix86_expand_builtin): Handle XABORT instruction.
4778 * config/i386/i386.h (TARGET_RTM): New.
4779 * config/i386/i386.md (UNSPECV_XBEGIN): New.
4780 (UNSPECV_XEND): Ditto.
4781 (UNSPECV_XABORT): Ditto.
4782 (UNSPECV_XTEST): Ditto.
4789 * config/i386/i386.opt (mrtm): New.
4790 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
4791 * config/i386/rtmintrin.h: New header.
4792 * config/i386/xtestintrin.h: Ditto.
4794 2012-03-12 Tristan Gingold <gingold@adacore.com>
4796 * ginclude/stddef.h: Adjust previous patch.
4797 Use __VMS__ instead of VMS.
4799 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
4801 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
4802 Also convert sequences with CC setting arithmetic instruction.
4804 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
4806 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
4807 from C Language Options to Preprocessor Options.
4808 (C Dialect Options): Move -no-integrated-cpp documentation
4810 (Preprocessor Options): ...to here. Rewrite the description
4811 so it makes more sense, and remove discussion of merging front ends.
4813 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4815 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
4817 (ix86_expand_setmem): Likewise.
4819 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
4821 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
4824 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4826 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
4827 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
4829 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4831 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
4833 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4835 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
4838 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4839 Uros Bizjak <ubizjak@gmail.com>
4841 * config/i386/predicates.md (call_insn_operand): Allow
4842 constant_call_address_operand in Pmode only.
4843 (sibcall_insn_operand): Ditto.
4844 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
4845 (*call_vzeroupper): Ditto.
4847 (*sibcall_vzeroupper): Ditto.
4848 (*call_value): Ditto.
4849 (*call_value_vzeroupper): Ditto.
4850 (*sibcall_value): Ditto.
4851 (*sibcall_value_vzeroupper): Ditto.
4852 (*indirect_jump): Ditto.
4853 (*tablejump_1): Ditto.
4854 (indirect_jump): Convert memory address to word mode for TARGET_X32.
4856 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
4859 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
4862 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
4863 Use movrt_negc instead of negc pattern for non-SH2A.
4865 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
4867 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
4869 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
4870 if Pmode != word_mode.
4871 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
4872 Pmode == SImode for TARGET_X32.
4874 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
4875 (tls_initial_exec_x32): Likewise.
4877 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
4879 PR rtl-optimization/52528
4880 * combine.c (can_combine_p): Add setting of subst_low_luid
4881 before call to expand_field_assignment().
4883 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
4885 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
4886 and related program names.
4888 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
4890 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
4892 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
4895 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
4896 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
4898 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
4899 (*movdi_internal_rex64): Use %E operand modifier for lea.
4900 (*movsi_internal): Ditto.
4902 (*lea<mode>_2): Ditto.
4903 (*lea_{3,4,5,6}_zext): Ditto.
4904 (*tls_global_dynamic_32_gnu): Ditto.
4905 (*tls_global_dynamic_64): Ditto.
4906 (*tls_dynamic_gnu2_lea_32): Ditto.
4907 (*tls_dynamic_gnu2_lea_64): Ditto.
4908 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
4910 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4912 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4913 redefine to be NULL if the current bit-size is different from the
4914 configured bit-size.
4916 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4917 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4918 set the default tuning. Add asserts to make sure the cpu and tune
4919 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4920 test whether the index is set, instead of > 0.
4921 (rs6000_file_start): Do not reset the default cpu if the current
4922 bit-size is different from the configured bit-size.
4924 2012-03-09 Tristan Gingold <gingold@adacore.com>
4926 * config/vms/vms-crtlmap.map: Add comments.
4927 Add entries needed to build Ada RTS.
4929 2012-03-09 Tristan Gingold <gingold@adacore.com>
4931 * ginclude/stddef.h: Do not define __size_t on VMS.
4933 2012-03-09 Tristan Gingold <gingold@adacore.com>
4935 * c-tree.h (c_default_pointer_mode): New variable.
4936 * c-decl.c (c_default_pointer_mode): New variable.
4937 (c_build_pointer_type): New function.
4938 (grokdeclarator): Call c_build_pointer_type instead
4939 of build_pointer_type.
4941 * config/vms/vms-c.c: Include c-tree.h
4942 (saved_pointer_mode): New variable.
4943 (handle_pragma_pointer_size): New function.
4944 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
4945 (vms_c_register_pragma): Register __pointer_size and
4946 __required_pointer_size pragmas.
4948 2012-03-09 Tristan Gingold <gingold@adacore.com>
4950 * config/vms/vms-c.c (vms_construct_include_filename): New function.
4951 (vms_c_register_includes): Reference it.
4953 2012-03-09 Andrew Pinski <apinski@cavium.com>
4956 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
4958 (tree_ssa_phiopt_worker): Go through all the PHIs for
4959 value_replacement instead of just the singleton one.
4960 (value_replacement): Change return type to int. Return 0 instead of
4962 Allow the middle basic block to contain more than just the defining
4964 Handle non empty middle basic blocks.
4965 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
4967 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
4969 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
4970 array reference and component reference.
4971 (analyze_scalar_evolution_for_address_of): New.
4973 2012-03-08 Jie Zhang <jzhang918@gmail.com>
4976 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
4977 (hwloop_pattern_reg): Fix set but not used warning.
4978 (bfin_reorg_loops): Remove unused parameter.
4979 (bfin_reorg): Update use of bfin_reorg_loops.
4981 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
4983 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
4984 with integer parameters in registers.
4985 (gen_push): Push register in word_mode instead of Pmode.
4986 (ix86_emit_save_regs): Likewise.
4987 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
4988 (gen_pop): Pop register in word_mode instead of Pmode.
4989 (ix86_emit_restore_regs_using_pop): Likewise.
4990 (ix86_expand_prologue): Replace Pmode with word_mode for push
4991 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
4992 restore RAX and R10 in word_mode.
4993 (ix86_emit_restore_regs_using_mov): Restore integer registers
4995 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
4997 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
4998 (ix86_split_long_move): Likewise.
5000 * config/i386/i386.md (W): New.
5001 (*push<mode>2_prologue): Replace :P with :W.
5002 (*pop<mode>1): Likewise.
5003 (*pop<mode>1_epilogue): Likewise.
5004 (push/pop peephole2): Use word_mode scratch registers.
5006 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
5008 * config/i386/predicates.md (indirect_branch_operand): Simplify.
5010 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
5012 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
5013 for constants in [-63,63].
5015 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
5019 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5021 * config/i386/i386.c (ix86_print_operand_address): Only handle
5022 zero-extended DImode addresses.
5024 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5026 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5027 * configure: Regenerate.
5029 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
5032 * config/avr/avr.c (avr_mem_clobber): New static function.
5033 (avr_expand_delay_cycles): Add memory clobber operand to
5034 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
5035 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
5036 (enable_interrupt, disable_interrupt): New expander.
5037 (nopv, sleep, wdr): New expanders.
5038 (delay_cycles_1): Add memory clobber.
5039 (delay_cycles_2): Add memory clobber.
5040 (delay_cycles_3): Add memory clobber.
5041 (delay_cycles_4): Add memory clobber.
5042 (cli_sei): New insn from former "enable_interrupt",
5043 "disable_interrupt" with memory clobber.
5044 (*wdt): New insn from former "wdt" with memory clobber.
5045 (*nopv): Similar, but for "nopv".
5046 (*sleep): Similar, but for "sleep".
5048 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
5049 Kaz Kojima <kkojima@gcc.gnu.org>
5052 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
5053 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
5054 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5056 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
5058 * config/i386/predicates.md (x86_64_zext_general_operand): New.
5059 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
5060 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
5062 2012-03-07 Walter Lee <walt@tilera.com>
5064 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
5065 REG_CFA_* notes for the stack pointer.
5066 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
5067 EH_RETURN_STACKADJ_RTX.
5068 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
5069 generate REG_CFA_* notes for the stack pointer.
5070 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
5071 by EH_RETURN_STACKADJ_RTX.
5073 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5075 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
5076 when __AVR_3_BYTE_PC__ is defined.
5078 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
5080 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
5081 (ix86_print_operand): Handle '^'.
5082 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
5083 using P mode iterator. Add %^ to asm template to conditionally emit
5085 (*rep_movdi_rex64): Ditto.
5086 (*strsetdi_rex_1): Ditto.
5087 (*rep_stosdi_rex64): Ditto.
5088 (*strmov{si,hi,qi}_1): Add %^ to asm template to
5089 conditionally emit addr32 prefix.
5090 (*rep_mov{si,qi}): Ditto.
5091 (*strset{si,hi,qi}): Ditto.
5092 (*rep_stos{si,qi}): Ditto.
5093 (*cmpstrnqi_nz_1): Ditto.
5094 (*cmpstrnqi_1): Ditto.
5095 (*strlenqi_1): Ditto.
5097 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
5099 * config/i386/i386.c (function_value_64): Return pointers in
5100 word_mode instead of Pmode.
5101 (ix86_promote_function_mode): Likewise.
5103 2012-03-07 Richard Guenther <rguenther@suse.de>
5105 * coverage.c (get_gcov_type): Use type_for_mode.
5106 (get_gcov_unsigned_t): Likewise.
5107 * expr.c (store_constructor): Use type_for_mode.
5108 (try_casesi): Likewise.
5109 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
5110 (add_standard_iv_candidates): Use standard type trees.
5111 * dojump.c (do_jump): Remove dead code.
5113 2012-03-07 Richard Guenther <rguenther@suse.de>
5115 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
5117 2012-03-07 Richard Guenther <rguenther@suse.de>
5119 * convert.c (strip_float_extensions): Move ...
5120 * tree.c (strip_float_extensions): ... here.
5122 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5125 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
5127 2012-03-07 Richard Guenther <rguenther@suse.de>
5129 * omp-low.c (extract_omp_for_data): Use signed_type_for.
5130 (expand_omp_for_generic): Likewise.
5131 (expand_omp_for_static_nochunk): Likewise.
5132 (expand_omp_for_static_chunk): Likewise.
5133 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
5134 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
5135 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
5136 Use unsigned_type_for.
5137 (vect_create_cond_for_align_checks): Use signed_type_for.
5139 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
5141 PR rtl-optimization/52203
5142 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
5143 all callers to pass NULL except ...
5144 (reset_sched_cycles_in_current_ebb): ... here, save the value
5145 in new variable 'empty'. Increase issue_rate only for
5148 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5151 * Makefile.in: Let install-gcc-ar depend on installdirs,
5152 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5153 Don't double canonicalize if cross-compiling.
5155 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5158 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
5159 to: RAMPZ, RAMPY, RAMPX, RAMPD.
5160 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
5162 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5165 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
5167 * config/avr/avr.md (xload_8): Adjust insn length.
5169 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5172 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
5173 if RAMPZ affects reading from RAM.
5175 2012-03-07 Richard Guenther <rguenther@suse.de>
5179 * doc/invoke.texi (Precompiled Headers): Remove sentence that
5180 suggests you can include PCHs from inside another header.
5182 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
5185 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
5187 2012-03-07 Kai Tietz <ktietz@redhat.com>
5189 * doc/invoke.texi (fwritable-relocated-rdata): Document
5190 new Cygwin/MinGW target option.
5191 * config/i386/winnt.c (i386_pe_unique_section): Ignore
5192 reloc if flag -fwritable-relocated-rdata is not set.
5193 (i386_pe_section_type_flags): Likewise.
5194 * config/i386/cygming.opt (fwritable-relocated-rdata):
5195 Add new flag variable flag_writable_rel_rdata.
5197 2012-03-07 Richard Guenther <rguenther@suse.de>
5199 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
5200 precision against gimple constraints.
5202 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
5205 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
5207 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
5208 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
5210 (init_emit_regs): Move associated initialization to...
5211 (init_emit_once): ...here.
5213 2012-03-06 Richard Henderson <rth@redhat.com>
5215 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5216 * config/m68k/sync.md (atomic_test_and_set): Use it.
5217 (atomic_test_and_set_1): Likewise.
5219 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5222 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
5223 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
5224 (vector_ltgt<mode>): Likewise.
5225 (vector_ordered<mode>): Likewise.
5226 (vector_unordered<mode>): Likewise.
5227 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5229 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5231 * trans-mem.c: New typedef for tm_region_p.
5232 Define vector types for tm_region_p.
5233 (tm_region_init): Replace region_worklist to a vector called
5236 2012-03-06 Richard Guenther <rguenther@suse.de>
5238 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
5239 MEM_REF with constant pointer operand.
5241 2012-03-06 Richard Guenther <rguenther@suse.de>
5244 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
5246 2012-03-06 Tristan Gingold <gingold@adacore.com>
5248 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
5249 (external_model_kind): Improve documentation.
5250 (vms_pragma_extern_model): Handle relaxed_redef.
5251 (vms_c_register_pragma): Allow expansion for nomember_alignment.
5253 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
5255 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
5256 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
5257 Some more notes on EIND usage and reorder EIND subsection.
5259 2012-03-06 Tristan Gingold <gingold@adacore.com>
5261 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
5262 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
5264 2012-03-06 Tristan Gingold <gingold@adacore.com>
5266 * config/vms/t-vmsnative (version): Define.
5267 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
5269 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
5271 PR rtl-optimization/52250
5272 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
5273 to put note list into. Unconditionally call move_bb_info.
5274 (move_bb_info): Do not assert the blocks being in the same region,
5275 just drop the note list if they are not.
5277 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
5280 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
5281 and use unified expansion logic.
5282 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
5283 closer to the existing movt insn.
5284 (negc): Rename insn to *negc. Add new expander.
5285 (movnegt): Use xor pattern for T bit negation. Reserve helper
5286 constant for negc pattern.
5287 (*movnegt): New insn and splitter.
5289 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
5291 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
5294 2012-03-05 Richard Henderson <rth@redhat.com>
5296 * genemit.c (main): Include "target.h" in insn-emit.c.
5297 * Makefile.in (insn-emit.o): Depend on TARGET_H.
5298 * config/sh/sync.md (atomic_test_and_set): Reference
5299 targetm.atomic_test_and_set_trueval instead of
5300 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
5302 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
5304 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
5307 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
5309 * langhooks.c (add_builtin_type): New function.
5310 * langhooks.h (add_builtin_type): Export it.
5311 * config/mep/mep.c (mep_init_builtins): Use it.
5312 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
5314 2012-03-05 Jakub Jelinek <jakub@redhat.com>
5317 * tree.h (BLOCK_SAME_RANGE): Define.
5318 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
5319 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
5320 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
5321 isn't equal to supercontext fragment's fragment chain.
5322 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
5324 (blocks_nreverse_all): Likewise.
5325 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
5326 BLOCK_SUPERCONTEXT to supercontext fragment instead of
5327 supercontext fragment's fragment origin.
5328 * dwarf2out.c (add_high_low_attributes): If stmt has the same
5329 range as its parent (or parents thereof etc.), use the parent's
5330 DW_AT_ranges value instead of creating a new .debug_ranges range.
5332 2012-03-05 Richard Henderson <rth@redhat.com>
5335 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5336 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5337 BIGGEST_ALIGNMENT is aligned.
5339 2012-03-05 Richard Henderson <rth@redhat.com>
5341 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
5342 * config/sh/sh.c: ... here.
5344 2012-03-05 Richard Henderson <rth@redhat.com>
5347 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5348 instead of calling negqi2 directly.
5350 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
5353 * trans-mem.c (tm_region_init): Use last_basic_block.
5355 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5357 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5358 * config/sh/sync.md (atomic_test_and_set): New expander.
5359 (tasb, atomic_test_and_set_soft): New insns.
5360 * config/sh/sh.opt (menable-tas): New option.
5361 * doc/invoke.texi (SH Options): Document it.
5363 2012-03-05 Richard Guenther <rguenther@suse.de>
5365 * cfgloop.c (verify_loop_structure): Verify dominators before
5367 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
5368 dominators from here.
5369 * graphite-scop-detection.c (create_sese_edges): Likewise.
5370 * loop-doloop.c (doloop_optimize_loops): Likewise.
5371 * loop-init.c (loop_optimizer_init): Likewise.
5372 * loop-unroll.c (unroll_and_peel_loops): Likewise.
5373 * loop-unswitch.c (unswitch_loops): Likewise.
5374 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
5375 * tree-parloops.c (parallelize_loops): Likewise. Verify
5376 only when checking is enabled.
5377 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
5379 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
5381 * genautomata.c (parse_automata_opt): New static function.
5382 (initiate_automaton_gen): Remove all option handling code. Remove
5383 argc argument. All callers changed.
5384 (main): Call init_rtx_reader_args_cb with the new function as argument.
5386 2012-03-05 Richard Guenther <rguenther@suse.de>
5388 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
5389 * tree-if-conv.c (combine_blocks): Free post-dominator info
5391 * tree-parloops.c (create_parallel_loop): Free and re-compute
5392 dominator info after breaking it.
5394 2012-03-05 Richard Guenther <rguenther@suse.de>
5397 * optabs.h (trapv_unoptab_p): New function.
5398 (trapv_binoptab_p): Likewise.
5399 * optabs.c (expand_binop): Use emit_libcall_block_1 with
5400 a proper equiv_may_trap argument.
5401 (expand_unop): Likewise.
5402 (emit_libcall_block_1): Take extra argument whether the
5403 instruction may trap. Renamed from ...
5404 (emit_libcall_block): ... this. New wrapper.
5406 2012-03-05 Jakub Jelinek <jakub@redhat.com>
5408 PR tree-optimization/51721
5409 * tree-vrp.c (register_edge_assert_for_2): If comparing
5410 lhs of right shift by constant with an integer constant,
5411 add ASSERT_EXPRs for the rhs1 of the right shift.
5413 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
5415 2012-03-05 Richard Guenther <rguenther@suse.de>
5417 * tree.c (integer_zerop): Handle VECTOR_CSTs.
5418 (integer_onep): Likewise.
5419 (integer_all_onesp): Likewise.
5421 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
5423 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
5425 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5427 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
5428 instead of TARGET_64BIT.
5430 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5432 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
5435 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5437 * config/i386/i386.c (ix86_print_operand_address): Only handle
5438 zero-extended DImode addresses.
5440 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
5442 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
5443 taken and cputaken as bool.
5445 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
5447 * config/i386/constraints.md (Ya): New internal constraint.
5448 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
5449 (*zero_extendsidi2_rex64): Add x,x alternative.
5450 (*zero_extendsidi2): Ditto. Add o,0 alternative.
5451 Remove flags reg clobber. Adjust corresponding splits.
5452 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
5453 zero_extendqisi2 expanders using SWI12 mode iterator.
5454 (zero_extend<mode>si2_and): Macroize insn from
5455 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
5457 (*zero_extend<mode>si2): Macroize insn from
5458 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
5459 (*zero_extend*2_movzbl_and): Remove insn patterns.
5460 (zero_extendqihi2_and): Merge corresponding splitter.
5461 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
5462 (*zero_extend*2_movzbl_and): Remove insn patterns.
5463 (*anddi_1): Split TYPE_IMOVX instructions.
5464 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
5466 (and->zext splitter): Add splitter pattern.
5467 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
5469 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
5471 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
5473 (Debugging Options): Likewise.
5474 (Optimize Options): Likewise.
5475 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
5476 with other architectures. Use official processor names with correct
5477 spelling/capitalization. Fix formatting and grammar issues.
5478 (i386 and x86-64 Windows Options): Similar cleanup here.
5480 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5482 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
5484 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5486 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
5487 DBX_REGISTER_NUMBER.
5489 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5491 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
5492 operand is CONST_INT. Take COSTS_N_INSNS into account.
5493 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
5496 2012-03-02 Richard Henderson <rth@redhat.com>
5498 * optabs.c (expand_atomic_test_and_set): Honor
5499 atomic_test_and_set_trueval even when atomic_test_and_set
5500 optab is not in use.
5502 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
5506 * config/sh/sh.c (sh_register_move_cost): Increase cost between
5507 GENERAL_REGS and FP_REGS for SImode.
5509 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5512 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
5513 (absdi2): New expander.
5514 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
5516 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5518 * config/sh/sync.md (atomic_exchange<mode>): New expander.
5519 (atomic_exchange<mode>_soft): New insn.
5521 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5523 * config/sh/sync.md: Update copyright notice dates.
5524 (atomic_compare_and_swap<mode>): Use SImode for return value instead
5526 (atomic_compare_and_swap<mode>_soft): Likewise.
5528 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5531 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
5532 * config/sh/sh.c: Update copyright notice dates.
5533 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
5534 alignment for TARGET_HARD_SH4.
5535 (sh_option_override): Reduce default function alignment. Set
5536 loop alignment to 4 bytes when not optimizing for size.
5538 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
5541 * doc/invoke.texi (floop-flatten): Remove.
5542 * toplev.c (process_options): Remove references to flag_loop_flatten.
5543 * tree-ssa-loop.c (gate_graphite_transform): Same.
5544 * common.opt (floop-flatten): Obsolete.
5545 * graphite-poly.c (apply_poly_transforms): Remove reference to
5547 * Makefile.in (graphite-flattening.o): Remove.
5548 * graphite-flattening.c: Remove.
5550 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5552 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5553 having mode compatible with the mode of previous compare. Substitute
5554 compare mode of previous compare with the mode, compatible
5555 with eliminated and previous compare.
5557 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5559 * config/rs6000/dfp.md (floatdidd2): New define_insn.
5561 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5563 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
5564 compatible with CCGOCmode and CCGCmode.
5566 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5568 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5570 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5572 * config/arm/arm.c (arm_sat_operator_match): New function.
5573 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
5574 * config/arm/arm.md ("insn" attribute): Add "sat" value.
5575 ("SAT", "SATrev"): New code iterators.
5576 ("SATlo", "SAThi"): New code iterator attributes.
5577 ("*satsi_<SAT:code>"): New pattern.
5578 ("*satsi_<SAT:code>_shift"): Likewise.
5579 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
5580 and "shift" attributes.
5581 ("arm_usatsihi"): Add "insn" attribute.
5582 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
5583 by powers of two. Do not allow shift by 32.
5585 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5588 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
5589 to pass the argument in the register of "natural" mode.
5591 2012-03-02 Richard Guenther <rguenther@suse.de>
5593 PR tree-optimization/52406
5594 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
5595 (struct indices): Add unconstrained_base member.
5596 (struct dr_alias): Remove unused vops member.
5597 (DR_UNCONSTRAINED_BASE): New define.
5598 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
5599 add indices to allow their disambiguation. Make DR_BASE_OBJECT
5600 be an artificial access that covers the whole indexed object,
5601 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
5602 plain decl base-objects to their MEM_REF variant.
5603 (dr_may_alias_p): When the base-object of either data reference
5604 has unknown size use only points-to information.
5605 (compute_affine_dependence): Make dumps easier to read and
5607 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
5608 DR_REF when looking for packed references.
5609 (vect_supportable_dr_alignment): Likewise.
5611 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
5613 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
5614 Improve conditions for peepholes of loads followed by commutative
5616 * config/arm/ldmstm.md: Regenerated.
5618 2012-03-02 Richard Guenther <rguenther@suse.de>
5620 * BASE-VER: Set to 4.8.0.
5622 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
5624 * config.gcc (obsolete): Add all ARM targets using the FPA.
5625 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
5626 * doc/install.texi: Avoid references to obsolete ARM ports.
5628 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
5630 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
5632 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
5633 Joern Rennecke <joern.rennecke@embecosm.com>
5635 * doc/extend.texi: Expand and update information on interrupt
5636 attribute for Epiphany.
5638 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5640 * config/sh/sh-protos.h: Update copyright notice dates.
5641 * config/sh/sh.h: Likewise.
5642 * config/sh/sh.md: Likewise.
5643 * config/sh/constraints.md: Likewise.
5644 * config/sh/predicates.md: Likewise.
5646 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5648 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
5649 * config/sh/sh.c (tertiary_reload_operand): Likewise.
5651 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5653 * config/sh/constraints.md: Fix comment typo.
5655 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5658 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
5659 unsigned HOST_WIDE_INT.
5660 (zvdep_imm64): Likewise.
5661 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
5662 (vdepi_and): Likewise.
5663 Likewise for unamed 64-bit patterns.
5664 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
5666 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
5669 PR rtl-optimization/52417
5670 * cselib.c (cselib_any_perm_equivs): New variable.
5671 (cselib_reset_table): Check that it's not set when not
5672 preserving constants.
5673 (cselib_add_permanent_equiv): Set it.
5674 (cselib_have_permanent_equivalences): New.
5675 (cselib_init, cselib_finish): Reset it.
5676 * cselib.h (cselib_have_permanent_equivalences): Declare.
5677 * alias.c (get_addr): Restore earlier behavior when there
5678 aren't permanent equivalences.
5680 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
5682 * config/mn10300/mn10300-modes.def: Fix copyright notice.
5683 * config/v850/v850-modes.def: Fix copyright notice.
5685 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5687 * doc/extend.texi (AVR Built-in Functions): Document
5688 __builtin_avr_flash_segment.
5690 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
5691 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
5692 (*split.flash_segment): New insn-and-split.
5693 * config/avr/avr.c (avr_init_builtins): Add local variables:
5694 const_memx_void_node, const_memx_ptr_type_node,
5695 char_ftype_const_memx_ptr.
5697 2012-03-01 Jakub Jelinek <jakub@redhat.com>
5699 PR tree-optimization/52445
5700 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
5701 add ssa_name_ver, offset and size fields and change store field
5703 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
5704 (add_or_mark_expr): Likewise. Only consider previous stores
5705 with the same size and offset.
5706 (nt_init_block): Only look at gimple_assign_single_p stmts,
5707 doesn't look at rhs2.
5709 2012-03-01 Richard Guenther <rguenther@suse.de>
5712 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5713 conversions from integral types to pointer types.
5715 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5717 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5718 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5719 unintentionally removed in r184616.
5721 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5723 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5726 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5727 Uros Bizjak <ubizjak@gmail.com>
5730 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5731 alternatives, add "e" constraint to the new last alternative
5732 and ! to last 3 alternatives.
5734 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5736 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5737 DW_AT_artificial attributes at the end of the processing.
5738 (gen_array_type_die): Likewise.
5739 (gen_enumeration_type_die): Likewise.
5740 (gen_struct_or_union_type_die): Likewise.
5741 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5744 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5747 * expr.c (expand_assignment): If doing misaligned store that doesn't
5748 cover all mode bits, perform a RMW cycle.
5750 PR tree-optimization/52429
5751 * tree-parloops.c (separate_decls_in_region_debug): Return early
5752 if var is LABEL_DECL.
5754 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5756 PR tree-optimization/52424
5757 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5758 calling dom_thread_across_edge.
5760 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5762 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5764 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5766 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5767 * config/avr/avr.c (avr_output_bld): Remove unused function.
5768 (avr_out_sbxx_branch): Use "%T" to print bit position.
5770 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5772 * config/avr/avr.md: Untabify.
5774 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5776 * config/avr/avr.md (eqne): New code iterator.
5777 (*dec-and-branchsi): Use it in text peephole's condition.
5778 (*dec-and-branchhi): Ditto.
5779 (*dec-and-branchqi): Ditto.
5781 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5784 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5785 the device does not have the skip-bug.
5787 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5789 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5790 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5791 -mpretend-cmove): New.
5793 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5796 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5797 doesn't count DEBUG_INSN refs.
5798 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5799 for DEBUG_INSN refs.
5801 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5805 2012-02-20 Richard Guenther <rguenther@suse.de>
5806 PR tree-optimization/52298
5807 * tree-vect-stmts.c (vectorizable_load): Properly use
5808 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
5810 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5813 * gimple.h (gimple_in_transaction): New.
5814 (gimple_set_in_transaction): New.
5815 (struct gimple_statement_base): Add in_transaction field.
5816 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5818 (tree_ssa_lim_initialize): Compute transaction bits.
5819 * tree.h (compute_transaction_bits): Protoize.
5820 * trans-mem.c (tm_region_init): Use the heap to store BB
5822 (compute_transaction_bits): New.
5824 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5826 * gcc.c (display_help): Document --help=common and sort entries
5829 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5831 * doc/install.texi: Document check-$LANG specific shortcuts
5833 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5836 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5838 * config/arm/arm_neon.h: Regenerate.
5839 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5840 (neon_vcgeu): New insn.
5841 (neon_vcgtu): Likewise.
5842 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5843 (ops): Unsigned comparison intrinsics call a different builtin.
5845 2012-02-28 Richard Guenther <rguenther@suse.de>
5848 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5849 ordering for the VEC_CONCAT for two element vectors for
5850 V2SFmode, V2SImode and V2DImode.
5852 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5855 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5856 detecting big-endian triplets.
5858 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5860 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5861 mode if there is no type information available.
5863 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5865 PR tree-optimization/53207
5866 * doc/invoke.texi: Document as experimental and relying on graphite.
5868 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5870 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5871 of initializer to changes from r184614.
5873 2012-02-28 Richard Guenther <rguenther@suse.de>
5875 PR tree-optimization/52395
5876 * tree-sra.c (build_ref_for_offset): Also look at the base
5877 TYPE_ALIGN when figuring out the alignment of the replacement.
5879 2012-02-28 Richard Guenther <rguenther@suse.de>
5881 PR tree-optimization/52402
5882 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5883 mis-aligned types when creating the accesses at the call site.
5885 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5887 * config/avr/builtins.def: New file.
5888 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5889 * config/avr/avr.c (enum avr_builtin_id): Use it.
5890 (avr_init_builtins): Use it. And use avr_bdesc.
5891 (bdesc_1arg): Remove.
5892 (bdesc_2arg): Remove.
5893 (bdesc_3arg): Remove.
5894 (struct avr_builtin_description): Add field n_args.
5895 (avr_bdesc): New static variable using builtins.def.
5896 (avr_expand_builtin): Use it.
5897 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5898 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5899 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5901 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5904 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5905 match only one single hard register with respective hard reg rtx.
5906 (movmemx_<mode>): Ditto.
5907 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5908 insn anatomy of movmem[x]_<mode>.
5909 (avr_out_movmem): Same for printing assembler and operand usage.
5911 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5915 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5916 address spaces located outside of device flash.
5918 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5919 (mcu_type_s): Add field n_flash.
5920 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5921 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5922 (AVR_MCU): Add N_FLASH argument.
5923 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5924 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5925 macro __FLASH<n> if that address space makes sense for the device.
5926 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5927 outside of target flash.
5928 (avr_asm_named_section): Ditto.
5929 (avr_asm_select_section): Ditto.
5930 (avr_addr_space_convert): Ditto.
5931 (avr_emit_movmemhi): Ditto.
5932 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5933 address space is outside of device flash.
5934 (avr_insert_attributes): Ditto.
5935 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5936 avr_current_arch->n_segments.
5938 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5941 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
5942 (*movabs<mode>_2): Likewise.
5944 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5947 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5948 s_register_operand in the test instead of REG_P. Don't call
5949 gen_reg_rtx if it won't be used.
5951 PR tree-optimization/52376
5952 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5954 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5956 * ifcvt.c (noce_get_condition): Check condition variable is not
5957 small_register_classes_for_mode_p before accepting.
5959 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5961 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5963 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5966 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5967 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5969 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5971 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5973 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5975 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5977 * config/sh/predicates.md: Remove blank lines.
5978 * config/sh/sh.c: Fix typos in comments.
5979 * config/sh/constraints.md: Likewise.
5980 * config/sh/sh.md: Remove blank lines.
5981 Fix typos in comments. Use ;; as comment characters.
5983 2012-02-26 Walter Lee <walt@tilera.com>
5985 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5986 (replace_mov_pcrel_step2): Ditto.
5988 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5991 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5992 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5993 and locs that reference values newer than the non-canonical value
5994 at hand. Return the canonical value as a worst case.
5995 (memrefs_conflict_p): Walk canonical value's locs.
5998 * cselib.c (preserve_only_constants): Rename to...
5999 (preserve_constants_and_equivs): ... this. Split out...
6000 (invariant_or_equiv_p): ... this. Preserve plus expressions
6001 of other preserved expressions too.
6002 (cselib_reset_table): Adjust.
6003 * var-tracking.c (reverse_op): Use canonical value to build
6006 2012-02-23 Kai Tietz <ktietz@redhat.com>
6008 * config/i386/i386.c (ix86_delegitimize_address): Handle
6009 UNSPEC_PCREL plus displacement.
6011 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
6014 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
6015 to test for unusedness in st X addressing.
6017 2012-02-24 Richard Guenther <rguenther@suse.de>
6020 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
6021 (is_gimple_reg_type): Move inline ...
6022 * gimple.h (is_gimple_reg_type): ... here.
6024 2012-02-24 Richard Guenther <rguenther@suse.de>
6027 * passes.c (execute_function_todo): When verifying SSA form
6028 verify gimple form first.
6029 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
6031 2012-02-24 Richard Guenther <rguenther@suse.de>
6034 * fold-const.c (fold_addr_of_array_ref_difference): New function.
6035 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
6037 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6039 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
6041 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6043 * tree-phinodes.c (make_phi_node): Mark static.
6044 * tree-flow.h (make_phi_node): Remove extern decl.
6045 * doc/gimple.texi (make_phi_node): Remove documentation.
6047 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6049 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
6050 * tree-ssa-sccvn.c (print_scc): Ditto.
6052 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6054 * doc/passes.texi (Full redundancy elimination): Fix typo.
6056 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6058 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
6060 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
6063 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
6065 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
6068 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
6070 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
6072 * config/avr/avr.md (code_stdname): Add ior, xor.
6073 (xior): New code iterator.
6074 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
6075 (*<code_stdname><mode>qi.byte1-3): Ditto.
6077 2012-02-23 Jakub Jelinek <jakub@redhat.com>
6079 PR tree-optimization/52019
6080 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
6083 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6085 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
6086 HAVE_INITFINI_ARRAY to work around namespace pollution in
6087 certain versions of newlib system headers.
6088 * config.in: Regenerate.
6089 * configure: Regenerate.
6090 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
6091 instead of HAVE_INITFINI_ARRAY.
6093 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
6096 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
6097 is not offsettable memory reference.
6099 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6102 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
6103 setting avr_need_clear_bss_p for __gnu_lto* symbols.
6105 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6107 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
6108 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
6110 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6112 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
6113 library on Solaris 8 even without TLS support.
6114 * configure: Regenerate.
6116 2012-02-22 Richard Guenther <rguenther@suse.de>
6119 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
6120 for GIMPLE_DEBUG stmts.
6122 2012-02-22 Martin Jambor <mjambor@suse.cz>
6125 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
6126 according to the base object.
6128 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6130 PR rtl-optimization/50063
6131 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
6132 and 2 (8-bit SP) in operand 2.
6133 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
6134 setup to use movhi_sp_r instead of vanilla move to write SP.
6135 Adjust REG_CFA notes to superseed unspec.
6136 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
6138 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
6139 known to be off) only with TARGET_NO_INTERRUPTS. Never use
6140 irq_state 1 (IRQ known to be on) here.
6142 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
6144 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
6146 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
6147 assign_hard_reg): Likewise.
6149 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6151 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
6153 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6156 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
6157 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
6159 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6161 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
6162 prototype from here to...
6163 * config/avr/avr.h: ...here.
6165 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
6168 * thumb2.md (thumb2_shiftsi3_short): Split register and
6169 immediate shifts. For register shifts tie operands 0 and 1.
6170 (peephole2 for above): Check that register-controlled shifts
6171 have suitably tied operands.
6173 2012-02-21 Quentin Neill <quentin.neill@amd.com>
6176 * config/i386/bdver1.md (bdver1_call, bdver1_push,
6177 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
6178 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
6179 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
6180 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
6181 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
6182 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
6183 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
6184 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
6185 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
6186 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
6187 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
6188 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
6189 bdver1_ssevector_avx256_unaligned_load,
6190 bdver1_ssevector_sse128_unaligned_load,
6191 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
6192 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
6193 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
6194 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
6195 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
6196 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
6197 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
6198 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
6199 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
6200 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
6201 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
6202 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
6203 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
6204 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
6205 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
6206 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
6207 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
6208 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
6209 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
6210 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
6211 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
6212 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
6213 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
6214 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
6215 bdver1_ssediv_double_load, bdver1_ssediv_double,
6216 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
6217 Add "bdver2" attribute.
6219 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6221 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
6222 default if possible and not specified otherwise.
6224 2012-02-21 Richard Guenther <rguenther@suse.de>
6227 * gimplify.c (create_tmp_from_val): Use the main variant type
6228 for the type of the temporary we create.
6230 2012-02-21 Richard Guenther <rguenther@suse.de>
6232 PR tree-optimization/52324
6233 * gimplify.c (gimplify_expr): When re-gimplifying expressions
6234 do not gimplify a MEM_REF address operand if it is already
6237 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6239 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
6240 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
6242 2012-02-21 Richard Guenther <rguenther@suse.de>
6244 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
6245 nested_in_vect_loop.
6247 2012-02-21 Jakub Jelinek <jakub@redhat.com>
6249 PR tree-optimization/52318
6250 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
6251 vdef also to non-pure/const call stmts in the sequence.
6253 2012-02-21 Tristan Gingold <gingold@adacore.com>
6255 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
6257 2012-02-20 David S. Miller <davem@davemloft.net>
6259 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
6260 don't use the "rd %pc" instruction on v9 for PIC register loads.
6262 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
6265 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
6266 in a transaction safe function.
6268 2012-02-20 Kai Tietz <ktietz@redhat.com>
6271 * stor-layout.c (place_field): Handle desired_align for
6274 2012-02-20 Richard Guenther <rguenther@suse.de>
6276 PR tree-optimization/52298
6277 * tree-vect-stmts.c (vectorizable_store): Properly use
6278 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
6280 (vectorizable_load): Likewise.
6281 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
6282 Access DR_STEP after ensuring it is not NULL.
6284 2012-02-20 Jakub Jelinek <jakub@redhat.com>
6286 PR tree-optimization/52286
6287 * fold-const.c (fold_binary_loc): For (X & C1) | C2
6288 optimization use double_int_to_tree instead of build_int_cst_wide,
6289 rewrite to use double_int vars.
6291 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6294 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
6296 Remove -e 0 from $gcc_cv_ld invocation.
6297 Only use __GLIBC_PREREQ if defined.
6298 Enable on Solaris since Solaris 8 patch.
6299 (gcc_SUN_LD_VERSION): New macro.
6300 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
6301 gcc_SUN_LD_VERSION for version number format.
6302 * configure: Regenerate.
6303 * varasm.c (get_elf_initfini_array_priority_section): Set
6304 SECTION_NOTYPE for non-default priority.
6305 Use get_section instead of get_unnamed_section to emit
6306 .init_array/.fini_array with default priority.
6308 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6310 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
6311 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
6312 (mips_start_unique_function, mips_output_mips16_rdhwr)
6313 (mips_code_end): New functions.
6314 (TARGET_ASM_CODE_END): Define.
6316 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6318 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
6319 to stubs with non-sibling calls.
6321 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
6323 * doc/invoke.texi (-fira-* options): Copy-edit.
6324 (ira-* parameters): Copy-edit.
6326 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6328 * doc/invoke.texi: Minor copy-edits to bring into conformance with
6329 GCC coding conventions.
6331 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6333 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
6334 when used as adjectives.
6336 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
6338 * doc/invoke.texi: Clean up "that"/"which" confusion.
6340 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
6342 * system.h: Poison SMALL_REGISTER_CLASSES
6343 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
6344 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
6346 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6348 PR tree-optimization/52285
6349 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
6350 when deciding if a call is a tail call or tail recursion.
6352 2012-02-16 Kai Tietz <ktietz@redhat.com>
6354 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
6355 interger-constant displacement for UNSPEC_PCREL.
6357 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6359 PR rtl-optimization/52208
6360 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
6361 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
6363 PR tree-optimization/52255
6364 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
6365 loop->header has virtual PHI, but exit_e->dest doesn't, add
6366 virtual PHI to exit_e->dest and adjust all uses after the loop.
6369 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
6370 children with clone_tree_hash, not after it.
6372 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
6374 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
6375 extended identifiers.
6377 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6380 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
6381 a same_body_alias, also test whether e->callee isn't a former
6382 or current clone of the decl this is a same body alias of.
6384 PR translation/52264
6385 * cgraphunit.c (verify_cgraph_node): Fix a typo.
6387 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
6389 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
6391 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6394 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
6395 force_reg instead of copy_to_reg for better optimization. Force
6396 non-register or memory operands into a register.
6398 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
6400 * extend.texi: Reserve upper bits of memory model for future use.
6402 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
6403 Anatoly Sokolov <aesok@post.ru>
6404 Eric Weddington <eric.weddington@atmel.com>
6407 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
6408 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
6409 Rewrite initializers for .macro.
6410 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
6411 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
6412 atxmega32d4, atxmega32x1.
6413 avrxmega4: atxmega64a3, atxmega64d3.
6414 avrxmega5: atxmega64a1, atxmega64a1u.
6415 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
6416 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
6417 avrxmega7: atxmega128a1, atxmega128a1u.
6418 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
6419 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
6420 (struct base_arch_s): Rename reserved to xmega_p.
6421 Rename reserved2 to have_rampd.
6422 (AVR_XMEGA): New define.
6423 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
6424 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
6425 * config/avr/predicates.md (io_address_operand): Take into
6427 (low_io_address_operand): Ditto.
6428 (high_io_address_operand): Ditto.
6429 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
6430 (enabled, movhi_sp_r): Use them.
6431 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
6432 cpp_define_formatted to built-in define __AVR_ARCH__.
6433 (__AVR_XMEGA__): New built-in define.
6434 (__AVR_HAVE_RAMPD__): New built-in define.
6435 (__AVR_HAVE_RAMPX__): New built-in define.
6436 (__AVR_HAVE_RAMPY__): New built-in define.
6437 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
6439 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
6440 (avr_option_override): Initialize them.
6441 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
6442 (avr_init_expanders): Initialize them. No more block several calls.
6443 (emit_push_sfr): New static function.
6444 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
6446 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
6447 (avr_print_operand): Print addreeses as symbols for
6448 RAMPX, RAMPY, RAMPD, CCP.
6449 (output_movhi): Handle AVR_XMEGA when writing to SP.
6450 (avr_out_movhi_mr_r_xmega): New static function.
6451 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
6452 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
6453 __RAMPD__, __CCP__ as needed.
6455 * config/avr/multilib.h: Regenerate.
6456 * config/avr/t-multilib: Regenerate.
6457 * config/avr/avr-tables.opt: Regenerate.
6459 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
6461 PR tree-optimization/50561
6462 * graphite-flattening.c (lst_project_loop): Do not
6463 remove old scattering dimensions after flattening.
6464 (lst_do_flatten): Likewise.
6466 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
6468 * doc/extend.texi (AVR Built-in Functions): Remove doc for
6469 __builtin_avr_map8, __builtin_avr_map16.
6470 Document __builtin_avr_insert_bits.
6472 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
6473 (insert_bits): New insn.
6474 (adjust_len.map_bits): Rename to insert_bits.
6475 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
6476 * avr-protos.h (avr_out_map_bits): Remove.
6477 (avr_out_insert_bits, avr_has_nibble_0xf): New.
6478 * config/avr/constraints.md (Cxf,C0f): New.
6479 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
6480 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
6481 New built-in define __BUILTIN_AVR_INSERT_BITS.
6482 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
6483 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
6484 (avr_move_bits): Rewrite.
6485 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
6487 (avr_map_op_t): New typedef.
6488 (avr_map_op): New static variable.
6489 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
6490 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
6491 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
6492 (bdesc_3arg, avr_expand_triop_builtin): New.
6493 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
6494 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
6495 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
6496 (avr_map_equal_p, avr_map_sig_p): Remove.
6497 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
6498 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6499 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
6500 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6501 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
6502 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6504 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6506 * config/c6x/c6x.md (reserve_cycles): New attribute.
6507 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
6508 don't reserve functional units after the branch occurs.
6510 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
6513 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
6514 functions into non-tm_pure functions.
6516 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
6519 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
6520 (iterative_hash_canonical_type): Likewise.
6521 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
6524 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6526 * haifa-sched.c (prune_ready_list): Ensure that if there is a
6527 sched-group insn, it either remains alone or the entire list is pruned.
6529 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6531 * doc/install.texi (Prerequisites): Fix grammar.
6532 (Configuration): Likewise.
6534 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6536 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
6537 MPC as part of GCC before describing configuring with --with-gmp etc.
6538 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
6539 sources are present.
6541 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6544 * dwarf2out.c (clone_tree_hash): New function.
6545 (copy_decls_walk): Use it instead of clone_tree.
6547 2012-02-14 Richard Guenther <rguenther@suse.de>
6549 PR tree-optimization/52244
6550 PR tree-optimization/51528
6551 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6552 replacements for integral types.
6554 2012-02-14 Walter Lee <walt@tilera.com>
6556 * config.gcc: Handle tilegx and tilepro.
6557 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6559 Add HAVE_AS_TLS check for tilegx and tilepro.
6560 * configure: Regenerate.
6561 * doc/contrib.texi: Add Mat Hostetter and self.
6562 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6563 Document instruction intrinsics and network accessing intrinsics.
6564 (TILEPro Built-in Functions): New node. Document instruction
6565 intrinsics and network accessing intrinsics.
6566 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6567 (Specific, tilepro-*-linux*): Likewise.
6568 * doc/invoke.texi (TILE-Gx Options): New section.
6569 (TILEPro Options): New section.
6570 * doc/md.texi (TILE-Gx): New section.
6571 (TILEPro): New section.
6572 * common/config/tilegx/tilegx-common.c: New file.
6573 * common/config/tilepro/tilepro-common.c: New file.
6574 * config/tilegx/constraints.md: New file.
6575 * config/tilegx/linux.h: New file.
6576 * config/tilegx/mul-tables.c: New file.
6577 * config/tilegx/predicates.md: New file.
6578 * config/tilegx/sync.md: New file.
6579 * config/tilegx/t-tilegx: New file.
6580 * config/tilegx/tilegx-builtins.h: New file.
6581 * config/tilegx/tilegx-c.c: New file.
6582 * config/tilegx/tilegx-generic.md: New file.
6583 * config/tilegx/tilegx-modes.def: New file.
6584 * config/tilegx/tilegx-multiply.h: New file.
6585 * config/tilegx/tilegx-protos.h: New file.
6586 * config/tilegx/tilegx.c: New file.
6587 * config/tilegx/tilegx.h: New file.
6588 * config/tilegx/tilegx.md: New file.
6589 * config/tilegx/tilegx.opt: New file.
6590 * config/tilepro/constraints.md: New file.
6591 * config/tilepro/gen-mul-tables.cc: New file.
6592 * config/tilepro/linux.h: New file.
6593 * config/tilepro/mul-tables.c: New file.
6594 * config/tilepro/predicates.md: New file.
6595 * config/tilepro/t-tilepro: New file.
6596 * config/tilepro/tilepro-builtins.h: New file.
6597 * config/tilepro/tilepro-c.c: New file.
6598 * config/tilepro/tilepro-generic.md: New file.
6599 * config/tilepro/tilepro-modes.def: New file.
6600 * config/tilepro/tilepro-multiply.h: New file.
6601 * config/tilepro/tilepro-protos.h: New file.
6602 * config/tilepro/tilepro.c: New file.
6603 * config/tilepro/tilepro.h: New file.
6604 * config/tilepro/tilepro.md: New file.
6605 * config/tilepro/tilepro.opt: New file.
6607 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6609 PR tree-optimization/52210
6610 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
6611 vect_model_simple_cost with two entry vect_def_type array instead
6612 of an address of dt.
6614 2012-02-14 Richard Guenther <rguenther@suse.de>
6617 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6618 Do not stream DECL_QUALIFIER.
6619 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6620 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
6621 (find_decls_types_r): Do not walk DECL_QUALIFIER.
6623 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6626 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
6629 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6632 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
6633 * cselib.c (cselib_subst_to_values_from_insn): New function.
6634 * sched-deps.c (add_insn_mem_dependence,
6635 sched_analyze_1, sched_analyze_2): Use it.
6637 2012-02-13 Jan Hubicka <jh@suse.cz>
6640 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
6642 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
6644 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
6645 (GTM_SELF_SPECS): Define if not already defined.
6646 (driver_self_specs): Add GTM_SELF_SPECS.
6647 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
6648 (GTM_SELF_SPECS): Define.
6649 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
6650 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
6652 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6654 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
6657 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
6660 * omp-low.c (expand_omp_for): If a static schedule without chunk size
6661 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
6663 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
6666 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
6668 2012-02-13 Richard Guenther <rguenther@suse.de>
6670 PR translation/52211
6671 * passes.c (enable_disable_pass): Fix typo.
6673 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6676 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
6677 XOR for reduce_bit_field if type is unsigned.
6679 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
6681 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
6682 disallow changes from SFmode to mode with different size in FP regs.
6684 2012-02-12 Robert Millan <rmh@gnu.org>
6685 Gerald Pfeifer <gerald@pfeifer.com>
6687 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
6690 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
6692 PR rtl-optimization/52175
6693 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
6694 to frame-related instructions.
6696 2012-02-10 Jason Merrill <jason@redhat.com>
6699 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
6700 (demangle_new_symbols): Fill it.
6701 (scan_linker_output): Walk it.
6702 (start_tweaking): Split out from scan_linker_output.
6703 (maybe_tweak): Update sym->chosen.
6704 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
6706 2012-02-11 Jakub Jelinek <jakub@redhat.com>
6709 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
6711 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
6713 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6714 having the same mode as previous compare.
6716 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6718 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6719 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6720 (nonlocal_goto_internal): Likewise.
6721 (nonlocal_goto): Emit a use and an indirect jump directly.
6723 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6726 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6727 __atomic_{is,always}_lock_free.
6729 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6732 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6733 negative constant address for TARGET_X32.
6735 2012-02-10 Richard Henderson <rth@redhat.com>
6737 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6738 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6739 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6741 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6742 Ira Rosen <irar@il.ibm.com>
6744 PR tree-optimization/50031
6745 * targhooks.c (default_builtin_vectorization_cost): Handle
6747 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6748 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6749 all types of reduction and pattern statements.
6750 (vect_estimate_min_profitable_iters): Likewise.
6751 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6752 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6753 for explicit realigns.
6754 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6755 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6757 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6758 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6759 vec_perm for VSX and handle vec_promote_demote.
6761 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6764 * builtins.c (fold_builtin_atomic_always_lock_free,
6765 expand_builtin_atomic_always_lock_free,
6766 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6767 Return and/or test boolean_true_node/boolean_false_node instead of
6768 integer_one_node/integer_zero_node.
6770 2012-02-10 Jan Hubicka <jh@suse.cz>
6773 * predict.c (predict_paths_for_bb): Prevent looping.
6774 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6776 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6778 * config/arm/arm.c (output_move_double): In one case properly
6779 count number of instructions that will be emitted.
6781 2012-02-10 Richard Guenther <rguenther@suse.de>
6783 PR translation/52193
6784 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6786 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6789 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6791 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6794 * var-tracking.c (emit_note_insn_var_location): If
6795 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6796 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6797 non-NOTE_DURING_CALL_P insn.
6799 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6802 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6804 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6807 * gcc.c (switch_matches) Support switches with separated form,
6810 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6812 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6814 (RAMPZ_ADDR): Ditto.
6815 * config/avr/avr.c (avr_addr_t): New typedef.
6816 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6817 (avr_init_expanders): Initialize it.
6818 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6820 (expand_epilogue): Ditto.
6821 (avr_print_operand): Ditto.
6822 (avr_file_start): Ditto.
6823 (avr_emit_movmemhi): Ditto.
6825 2012-02-08 Richard Guenther <rguenther@suse.de>
6827 PR tree-optimization/46886
6828 * tree-flow.h (do_while_loop_p): Declare.
6829 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6830 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6832 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6834 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6835 always succeed for integers larger than a native word.
6837 2012-02-08 Richard Guenther <rguenther@suse.de>
6839 PR rtl-optimization/52170
6840 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6841 properly handle integer vector modes.
6843 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6845 PR gcov-profile/52150
6846 * coverage.c: Include target.h.
6847 (build_var): Call targetm.strip_name_encoding on the assembler name.
6848 Change one _ into . or $ if the target allows it.
6849 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6851 PR rtl-optimization/52139
6852 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6853 is a BARRIER after emit_insn_after_noloc, move BB_END
6854 to the last non-BARRIER insn before it.
6856 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6859 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6860 (mips_gimplify_va_arg_expr): Call it instead of
6861 std_gimplify_va_arg_expr.
6863 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6865 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6866 message for -mno-pointers-to-nested-function.
6868 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6871 * expr.c (get_inner_reference): If there is an offset, add a negative
6872 bit position to it (if any).
6874 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6876 PR rtl-optimization/52060
6877 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6878 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6879 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6880 and/or i0src_copy2 when needed.
6882 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6884 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6885 or LTOPLUGINSONAME if have_c.
6887 * config/freebsd-spec.h: Add comment about what macros can be defined
6889 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6890 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6893 2012-02-07 Richard Guenther <rguenther@suse.de>
6895 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6896 newline in -alias dumps.
6898 2012-02-07 Kai Tietz <ktietz@redhat.com>
6899 Dave Korn <dave.korn.cygwin@gmail.com>
6902 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6903 Take care that typinfo gets dllexport-attribute.
6905 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6908 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6909 if modifier < EXPAND_SUM call force_operand on the result.
6911 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6913 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6914 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6916 (epiphany_function_type): Replace types for specific interrupts with
6917 EPIPHANY_FUNCTION_INTERRUPT.
6918 (EPIPHANY_INTERRUPT_P): Update.
6919 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6920 New static function.
6921 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6922 <disinterrupt>: Affects type identity.
6923 (epiphany_handle_interrupt_attribute): Handle variable number of
6925 (epiphany_compute_function_type): Update for new
6926 epiphany_function_type definition.
6927 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6928 handlers with a longcall forwarder.
6929 (epiphany_start_function): Handle multiple interrupt arguments and/or
6930 forwarder_section attribute.
6932 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6935 2012-02-07 Alan Modra <amodra@gmail.com>
6938 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6941 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6943 PR tree-optimization/50969
6944 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6945 use vec_perm rather than vector_stmt.
6946 (vect_model_load_cost): Likewise.
6947 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6948 vec_perm to be the same as other vector statements.
6949 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6950 cost of vec_perm for TARGET_VSX.
6952 2012-02-06 Richard Guenther <rguenther@suse.de>
6954 PR tree-optimization/52115
6955 * tree-sra.c (access_has_replacements_p): New function.
6956 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6958 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6961 * trans-mem.c (expand_call_tm): Add an assertion.
6962 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6965 2012-02-06 Richard Guenther <rguenther@suse.de>
6967 PR tree-optimization/50955
6968 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6969 raise cost of expressions that replace an address with an
6970 expression based on a different pointer.
6972 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6975 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6976 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6978 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6981 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6982 -Weffc++ and specify guidelines come from second edition.
6984 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6986 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6987 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6988 (call_direct_split, call_value_split, call_value_internal_direct)
6989 (call_value_direct_split, call_value_multiple_split): Use jal and
6990 jal_macro attributes.
6992 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6994 * reload1.c (reload_regs_reach_end_p): Replace with...
6995 (reload_reg_rtx_reaches_end_p): ...this function.
6996 (new_spill_reg_store): Update commentary.
6997 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6998 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6999 before setting new_spill_reg_store.
7000 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
7001 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
7002 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
7003 for non-spill reload registers.
7005 2012-02-05 Ira Rosen <irar@il.ibm.com>
7007 PR tree-optimization/52091
7008 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
7009 (vect_is_simple_use_1): Likewise.
7010 * tree-vect-loop.c (vectorizable_reduction): Update calls
7011 to vect_is_simple_use_1 and vect_is_simple_use.
7012 (vectorizable_live_operation): Likewise.
7013 * tree-vect-patterns.c (widened_name_p,
7014 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
7015 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
7016 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
7017 vectorizable_shift,vectorizable_operation, vectorizable_store,
7018 vectorizable_load): Likewise.
7019 (vect_is_simple_cond): Add an argument, pass it to
7020 vect_is_simple_use_1.
7021 (vectorizable_condition): Update calls to vect_is_simple_cond,
7023 (vect_is_simple_use): Add an argument, the statement in which
7024 OPERAND is used. Check that if OPERAND's def stmt is a double
7025 reduction phi node, the use is a phi node too.
7026 (vect_is_simple_use_1): Add an argument, pass it to
7028 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
7029 to vect_is_simple_use.
7031 2012-02-04 Jakub Jelinek <jakub@redhat.com>
7033 PR rtl-optimization/52095
7034 * modulo-sched.c (dump_insn_locator): New function.
7035 (loop_canon_p, sms_schedule): Use it.
7037 PR rtl-optimization/52113
7038 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
7039 even for decomposable shift/zext insns.
7041 2012-02-03 Jakub Jelinek <jakub@redhat.com>
7042 Zdenek Dvorak <ook@ucw.cz>
7044 PR rtl-optimization/52092
7045 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
7046 on get_iv_value result.
7048 2012-02-02 Andrew Pinski <apinski@cavium.com>
7052 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
7054 2012-02-02 Jakub Jelinek <jakub@redhat.com>
7057 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
7059 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
7061 PR rtl-optimization/49800
7062 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
7063 (sched_finish): Call regstat_free_n_sets_and_refs.
7065 2012-02-02 Jia Liu <proljc@gmail.com>
7067 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
7070 2012-02-02 Jan Hubicka <jh@suse.cz>
7071 Tom de Vries <tom@codesourcery.com>
7074 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
7075 * varpool.c (varpool_analyze_pending_decls): Likewise.
7077 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
7078 Jayant R Sonar <jayant.sonar@kpitcummins.com>
7080 * config.gcc: Add cr16-* support.
7082 * doc/extend.texi: Document cr16 extensions.
7083 * doc/install.texi: Document cr16 install.
7084 * doc/invoke.texi: Document cr16 options.
7085 * doc/md.texi: Document cr16 constraints.
7087 * common/config/cr16/cr16-common.c: New file.
7088 * config/cr16/cr16.c: New file.
7089 * config/cr16/cr16.h: New file.
7090 * config/cr16/cr16.md: New file.
7091 * config/cr16/cr16.opt: New file.
7092 * config/cr16/cr16-protos.h: New file.
7093 * config/cr16/predicates.md: New file.
7094 * config/cr16/constraints.md: New file.
7095 * config/cr16/t-cr16: New file.
7097 2012-02-02 Jakub Jelinek <jakub@redhat.com>
7100 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
7101 that operands[2] is either immediate, or q_regs_operand.
7103 PR tree-optimization/52073
7104 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
7105 a pattern stmt for pattern uses, ignore uses outside of the loop.
7107 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
7109 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
7110 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
7111 (OUT_AS1, OUT_AS2): Remove.
7113 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
7115 PR rtl-optimization/51374
7116 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
7117 to cross other volatile_refs_p insns.
7119 2012-02-01 Richard Guenther <rguenther@suse.de>
7121 * doc/invoke.texi (fno-inline): Clarify documentation.
7122 (finline-small-functions): Likewise.
7123 (finline-functions): Likewise.
7124 * common.opt (finline): Adjust comment and documentation.
7125 (finline-small-functions): Clarify documentation.
7126 (finline-functions): Likewise.
7127 (finline-functions-called-once): Likewise.
7129 2012-02-01 Tristan Gingold <gingold@adacore.com>
7131 * c-typeck.c (composite_type): Keep mode for pointers.
7133 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
7135 * function.h (regno_reg_rtx): Adjust comment.
7136 * reginfo.c (init_reg_modes_target): Only use the previous mode
7137 if it fits within one register. Remove MIPS comment.
7139 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7142 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
7144 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7146 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
7147 to srak instruction.
7149 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7151 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
7153 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7158 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
7160 2012-01-31 Richard Guenther <rguenther@suse.de>
7162 PR tree-optimization/51528
7163 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
7166 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7171 * ree.c (add_removable_extension): Change def_map argument
7172 to unsigned *, store in def_map 1 + offset into *insn_list vector
7173 instead of pointers into the vector.
7174 (find_removable_extensions): Adjust caller.
7176 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7178 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
7179 Transform all "* quoted-c-code" to { c-code }.
7180 Remove redundant test for "optimize" in combine patterns.
7181 Move (include "avr-dimode.md") to end of file.
7183 2012-01-30 Bin Cheng <bin.cheng@arm.com>
7186 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
7187 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
7189 2012-01-30 Richard Guenther <rguenther@suse.de>
7191 PR tree-optimization/52028
7192 * tree-loop-distribution.c (ldist_gen): Properly update
7195 2012-01-30 Jakub Jelinek <jakub@redhat.com>
7198 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
7199 set_cur_line_info_table if not emitting debug info.
7201 PR tree-optimization/52046
7202 * tree-vect-patterns.c (check_bool_pattern): Give up if
7203 a comparison could throw.
7206 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
7208 2012-01-30 Richard Guenther <rguenther@suse.de>
7210 PR tree-optimization/52045
7211 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
7212 SSA form if cfgcleanup did anything.
7214 2012-01-30 Richard Guenther <rguenther@suse.de>
7216 PR tree-optimization/52045
7217 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
7218 before computing final todo.
7220 2012-01-30 Richard Guenther <rguenther@suse.de>
7222 PR tree-optimization/51528
7223 * tree-sra.c (sra_modify_assign): Re-factor in preparation
7226 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
7228 * df-problems.c (df_kill_notes): Check that the use refers
7229 to the note under examination.
7231 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
7234 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
7235 parameter and use short-lived pseudos.
7236 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
7237 (sparc_expand_vector_init): Const-ify local variables and adjust
7238 calls to above functions.
7240 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7242 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
7244 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
7246 * doc/invoke.texi: Make usage of "compile time" and
7247 "run time"/"runtime" consistent throughout the file.
7249 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
7251 * config/alpha/alpha.c (alpha_option_override): Default to
7252 full IEEE compliance mode for Go language.
7254 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
7256 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
7257 (LINK_SSP_SPEC): Define.
7259 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7262 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
7265 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
7267 * doc/invoke.texi: Correct hyphenation of "floating point",
7268 "double precision", and related terminology throughout the file.
7270 2012-01-28 Jakub Jelinek <jakub@redhat.com>
7273 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
7274 arm_general_register_operand predicate for operand 2 instead of
7277 2012-01-27 Ian Lance Taylor <iant@google.com>
7280 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
7281 * builtins.c (expand_builtin_init_trampoline): Add onstack
7282 parameter. Change caller.
7283 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
7284 * tree.c (build_common_builtin_nodes): Declare
7285 __builtin_init_heap_trampoline.
7287 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
7289 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
7290 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
7291 * config/avr/avr.c: Ditto.
7292 (avr_regnames): Remove because unused.
7293 * config/avr/avr.md (*cpse.ne): New peephole.
7294 (*cpse.eq): New peephole from former cpse peepholes.
7296 2012-01-27 Michael Eager <eager@eagercon.com>
7298 * config/microblaze.c (microblaze_emit_compare): Correct
7299 test after pcmp instruction.
7301 2012-01-27 Richard Guenther <rguenther@suse.de>
7303 PR tree-optimization/52020
7304 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
7306 2012-01-27 Richard Guenther <rguenther@suse.de>
7308 * ipa-pure-const.c (check_stmt): Clobbers do not make a
7309 function non-const/pure.
7311 2012-01-27 Richard Guenther <rguenther@suse.de>
7313 PR tree-optimization/50444
7314 * tree-sra.c (build_ref_for_offset): Properly adjust the
7315 MEM_REF type for unaligned accesses.
7317 2012-01-27 Richard Guenther <rguenther@suse.de>
7319 PR tree-optimization/50444
7320 * expr.c (mem_ref_refers_to_non_mem_p): New function.
7321 (expand_assignment): Use it. Properly handle misaligned
7322 bases when expanding stores to component references.
7323 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
7326 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
7329 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
7330 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
7331 * tree-data-ref.c (find_data_references_in_loop): Make static.
7332 (compute_all_dependences): Change return type to bool. Bail out
7333 for too many datarefs in a loop. Move the hunk resetting the data
7334 dependences vector from ...
7335 (compute_data_dependences_for_loop): ... here. Account for
7336 compute_all_dependences returning false.
7337 (compute_data_dependences_for_bb): Likewise.
7338 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
7339 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
7341 2012-01-27 Richard Guenther <rguenther@suse.de>
7344 * expr.c (store_field): Use the alias-set of the scratch memory
7347 2012-01-27 Tom de Vries <tom@codesourcery.com>
7349 PR tree-optimization/51990
7350 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7352 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
7354 2012-01-27 Jakub Jelinek <jakub@redhat.com>
7357 * var-tracking.c (reverse_op): Don't add any reverse operation
7358 if V already has any constant locations.
7360 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7362 * doc/invoke.texi: Correct usage of "command line" (noun)
7363 vs "command-line" (adjective) throughout.
7365 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7367 * doc/invoke.texi (Language Independent Options): Move
7368 -Wcoverage-mismatch blurb from here....
7369 (Warning Options): ...to here.
7371 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
7373 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7374 Set rs6000_always_hint to false for 476.
7376 2012-01-27 Matthias Klose <doko@ubuntu.com>
7378 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
7380 * incpath.c (add_standard_paths): Likewise.
7382 2012-01-27 Richard Henderson <rth@redhat.com>
7384 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7385 * config/m68k/sync.md (atomic_test_and_set): Rename from
7386 sync_test_and_setqi and adjust the operands.
7387 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
7388 and unconditionally enable.
7390 2012-01-27 Richard Henderson <rth@redhat.com>
7392 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7393 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
7394 (ldstub): Rename from ldstubqi.
7395 (ldstub<I24MODE>): Remove.
7397 2012-01-27 Richard Henderson <rth@redhat.com>
7399 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7400 * c-cppbuiltin.c (cpp_atomic_builtins): Define
7401 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
7402 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
7403 * doc/tm.texi: Rebuild.
7405 2012-01-27 Richard Henderson <rth@redhat.com>
7407 * optabs.c (gen_atomic_test_and_set): Remove default.
7408 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
7410 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7412 PR rtl-optimization/51978
7413 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
7414 (combine_reaching_defs): Likewise.
7415 (struct re_info): Remove.
7416 (add_removable_extension): Remove x and data arguments,
7417 add insn, insn_list and def_map. Use the arguments directly
7418 instead of using struct re_info.
7419 (find_removable_extensions): Don't call add_removable_extension
7420 through note_stores, instead just call it with single_set
7422 (find_and_remove_re): Pass curr_cand->expr instead of
7423 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
7425 2012-01-26 Michael Matz <matz@suse.de>
7427 PR tree-optimization/46590
7428 * cfgexpand.c: Revert last change (r183305).
7429 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
7431 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
7432 checking for emptiness.
7434 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7437 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
7438 non-addressable non-BLKmode base correctly.
7440 2012-01-26 Michael Matz <matz@suse.de>
7442 PR tree-optimization/48794
7443 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
7444 regions referenced from RESX/EH_DISPATCH.
7446 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7448 * config/s390/s390.h: Make BRANCH_COST an option.
7449 * config/s390/s390.opt: New option -mbranch-cost.
7451 2012-01-26 Richard Henderson <rth@redhat.com>
7453 Revert 2012-01-24 change:
7454 * trans-mem.c (requires_barrier): Do not instrument thread local
7455 variables and emit save/restore for them.
7457 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7460 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
7463 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
7465 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
7468 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
7471 Rename __pgm to __flash.
7472 Rename __pgm1 to __flash1.
7473 Rename __pgm2 to __flash2.
7474 Rename __pgm3 to __flash3.
7475 Rename __pgm4 to __flash4.
7476 Rename __pgm5 to __flash5.
7477 Rename __pgmx to __memx.
7478 * doc/extend.texi (AVR Named Address Spaces)
7479 Rename address space names as indicated above.
7480 * config/avr/avr.c (avr_addrspace): Ditto.
7482 * config/avr/avr-protos.h
7483 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
7484 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
7485 * config/avr/predicates.md: Ditto.
7486 * config/avr/avr.c Ditto, and
7487 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
7488 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
7490 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
7491 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
7492 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
7493 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
7494 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
7495 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
7496 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
7497 * config/avr/avr.c: Ditto.
7498 * config/avr/avr.md: Ditto.
7500 2012-01-25 Jason Merrill <jason@redhat.com>
7503 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
7505 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7507 PR tree-optimization/51987
7508 * tree-data-ref.c (get_references_in_stmt): Handle references in
7509 non-volatile GIMPLE_ASM.
7511 2012-01-25 Richard Guenther <rguenther@suse.de>
7513 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
7514 bases are dereferenced.
7516 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7518 PR rtl-optimization/48374
7519 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
7521 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7523 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
7524 compute_data_dependences_for_loop returns false.
7525 * tree-parloops.c (loop_parallel_p): Likewise.
7527 2012-01-25 Richard Guenther <rguenther@suse.de>
7529 * tree.h (get_pointer_alignment_1): Declare.
7530 * builtins.c (get_pointer_alignment_1): New function.
7531 (get_pointer_alignment): Use it.
7533 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7535 PR rtl-optimization/48308
7536 * combine.c (enum undo_kind): Add UNDO_LINKS.
7537 (struct undo): Add member l to other_contents and where.
7538 (do_SUBST_LINK): New.
7540 (try_combine): Handle LOG_LINKS for the dummy i1 case.
7541 (undo_all): Handle UNDO_LINKS.
7543 2012-01-25 Richard Henderson <rth@redhat.com>
7545 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
7548 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7550 * optabs.c (gen_atomic_test_and_set): Use each argument.
7552 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7554 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
7555 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
7556 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7557 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7558 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7559 TARGET_PAIRED_SINGLE_FLOAT.
7561 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7563 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7564 (in_struct, return_val): Remove MEM documentation.
7565 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7566 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7567 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7569 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7570 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7571 * expr.c (store_field): Likewise.
7572 * function.c (assign_stack_temp_for_type): Likewise.
7573 * ifcvt.c (noce_try_cmove_arith): Likewise.
7574 * reload1.c (reload): Likewise.
7575 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7576 (alpha_set_memflags): Likewise.
7577 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7579 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7581 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7583 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
7584 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
7585 (true_dependence_1, true_dependence, canon_true_dependence): Remove
7587 * cselib.c (cselib_rtx_varies_p): Delete.
7588 (cselib_invalidate_mem): Update call to canon_true_dependence.
7589 * dse.c (record_store, check_mem_read_rtx): Likewise.
7590 (scan_reads_nospill): Likewise.
7591 * cse.c (check_dependence): Likewise.
7592 (cse_rtx_varies_p): Delete.
7593 * expr.c (safe_from_p): Update call to true_dependence.
7594 * ira.c (validate_equiv_mem_from_store): Likewise.
7595 (memref_referenced_p): Likewise.
7596 * postreload-gcse.c (find_mem_conflicts): Likewise.
7597 * sched-deps.c (sched_analyze_2): Likewise.
7598 * store-motion.c (load_kills_store): Likewise.
7599 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
7600 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7601 (compute_transp): Update call to canon_true_dependence.
7603 2012-01-25 Richard Henderson <rth@redhat.com>
7605 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
7606 (maybe_emit_atomic_test_and_set): New.
7607 (expand_sync_lock_test_and_set): Use it.
7608 (expand_atomic_test_and_set): Likewise.
7609 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
7610 the implementation; clarify implementation defined details.
7611 * doc/md.texi (atomic_test_and_set): Document.
7613 2012-01-25 Richard Henderson <rth@redhat.com>
7615 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
7617 2012-01-25 Richard Henderson <rth@redhat.com>
7620 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
7621 to effect no-op split.
7623 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7626 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
7627 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
7628 (BT_FN_VOID_PTR_INT_SIZE): New.
7629 (BT_FN_UINT_UINT_VAR): Remove.
7630 (BT_FN_UINT32_UINT32_VAR): New.
7631 (BT_FN_DOUBLE_VPTR): Remove.
7632 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
7634 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
7635 (_ITM_changeTransactionMode): Same.
7636 (_ITM_memmoveRtWt): Change return type to void.
7637 (_ITM_memcpyRtWt): Same.
7638 (_ITM_memsetW): Same.
7639 (_ITM_RaRD): Change types to double.
7644 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
7646 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7647 Patrick Marlier <patrick.marlier@gmail.com>
7649 * trans-mem.c (requires_barrier): Do not instrument thread local
7650 variables and emit save/restore for them.
7652 2012-01-24 Jason Merrill <jason@redhat.com>
7655 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
7656 output static aliases.
7658 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7661 * common.opt (-pie, -shared, pie, shared): Change from Common to
7663 * gcc.c (display_help): Display help for -pie and -shared.
7665 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
7668 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
7669 Remove note on size/offset limitation.
7670 (AVR Variable Attributes): Add example how to read data located
7671 with progmem. Refer to named address spaces.
7672 * doc/invoke.texi (AVR Options): Fix typo.
7674 2012-01-24 Richard Guenther <rguenther@suse.de>
7676 Forward-port to trunk
7677 2010-09-21 Jakub Jelinek <jakub@redhat.com>
7680 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
7681 op0 isn't sufficiently aligned and there is movmisalignM
7682 insn for mode, use it to load op0 into a temporary register.
7684 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7687 * target.def (const_not_ok_for_debug_p): New hook.
7688 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
7690 * doc/tm.texi: Regenerated.
7691 * dwarf2out.c (const_ok_for_output_1): If
7692 targetm.const_not_ok_for_debug_p returns true, fail.
7693 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
7695 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
7697 2012-01-23 Kai Tietz <ktietz@redhat.com>
7700 * config/i386/predicates.md (symbolic_operand): Allow
7701 UNSPEC_PCREL as PIC expression for lea.
7702 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
7703 * config/i386/i386.c (ix86_delegitimize_address): Handle
7704 UNSPEC_PCREL for none-MEM, too.
7706 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7708 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
7709 (ipa_tm_create_version_alias): Same.
7711 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
7714 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7715 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7717 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7718 Patrick Marlier <patrick.marlier@gmail.com>
7719 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7722 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7723 simple_object_start_read.
7725 2012-01-23 Richard Guenther <rguenther@suse.de>
7728 PR tree-optimization/51895
7729 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7730 parameter decomposition into BLKmode components.
7732 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7734 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7735 fake variables for restrict-qualified pointers whose pointed-to type
7736 contains a placeholder.
7738 2012-01-23 Richard Guenther <rguenther@suse.de>
7740 PR tree-optimization/51949
7741 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7743 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7745 PR rtl-optimization/51933
7746 * ree.c (transform_ifelse): Return true right away if dstreg is
7747 already wider or equal to cand->mode.
7748 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7749 (make_defs_and_copies_lists): Remove defs_list and copies_list
7750 arguments, add state argument, just truncate state->work_list
7751 instead of always allocating and freeing the vector. Assert that
7752 get_defs succeeds instead of returning 2. Changed return type to bool.
7753 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7754 have ext_src_mode, see if it has been modified already with the
7755 right kind of extension and has been extended before from the
7756 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7757 just return true. Remember the original mode in state->modified array.
7758 (combine_reaching_defs): Add state argument. Don't allocate and
7759 free here def_list, copied_list and vec vectors, instead just
7760 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7761 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7762 Add state variable, clear vectors in it, initialize state.modified
7763 if needed. Free all the vectors at the end and state.modified too.
7764 Don't skip a candidate if the extension expression has been modified.
7766 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7769 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7770 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7771 (extra_options) interix.opt -> i386/interix.opt"
7772 (extra_objs):Add winnt-stubs.o
7773 * configure.ac: Add interix to target_os .comm on PE check.
7774 * configure: Regenerate.
7775 * config/interix3.h: Delete and move bits to..
7776 * config/interix.h: Delete and move bits to..
7777 * config/i386/i386-interix3.h: Delete and move bits to..
7778 * config/i386/i386-interix.h: ..here.
7779 (TARGET_CPU_DEFAULT): Remove redefinition.
7780 (TARGET_ASM_CONSTRUCTOR): Undefine.
7781 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7782 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7783 (PTRDIFF_TYPE): Define.
7784 (LONG_DOUBLE_TYPE_SIZE): Define.
7785 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7786 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7787 (TARGET_SECTION_TYPE_FLAGS): Define.
7788 (ASM_DECLARE_FUNCTION_NAME): Define.
7789 (ASM_OUTPUT_EXTERNAL): Define.
7790 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7791 (ASM_OUTPUT_ALIGNED_BSS): Define.
7792 (PCC_BITFIELD_TYPE_MATTERS): Define.
7793 (USE_CONST_SECTION): Define.
7794 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7795 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7796 (SUPPORTS_ONE_ONLY): Remove.
7797 (I386_PE_STRIP_ENCODING): Define.
7798 * config/interix.opt: Delete and move bits to..
7799 * config/i386/interix.opt: ..here. New.
7800 (mpe-aligned-commons): Add.
7801 * config/i386/t-interix: Add copyright header.
7802 (winnt-stubs.o): Add rule.
7804 2012-01-22 Jason Merrill <jason@redhat.com>
7807 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7808 for extra name aliases.
7810 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7812 PR rtl-optimization/51924
7813 * ree.c (combine_set_extension): Improve debugging message.
7814 (combine_reaching_defs): Likewise.
7815 (get_defs): Rename confusingly named variable.
7816 (find_and_remove_re): Skip a candidate if the extension expression has
7819 2012-01-21 Robert Millan <rmh@gnu.org>
7820 Gerald Pfeifer <gerald@pfeifer.com>
7822 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7823 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7825 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7827 PR tree-optimization/51914
7828 * tree-vect-stmts.c (vectorizable_conversion): For
7829 cvt_type && modifier == WIDEN, put temporary with cvt_type
7830 at the beginning of vec_dsts and set vec_dest to temporary
7833 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7835 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7837 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7839 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7840 * config/rs6000/rs6000.c: Likewise.
7842 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7845 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7846 output_move_double on a copy of operands array.
7848 2012-01-20 Cary Coutant <ccoutant@google.com>
7849 Dodji Seketeli <dodji@redhat.com>
7852 * dwarf2out.c (copy_declaration_context): Return ref to parent
7853 of declaration DIE, if necessary.
7854 (remove_child_or_replace_with_skeleton): Add new parameter; update
7855 caller. Place skeleton DIE under parent DIE of original declaration.
7856 Move call to copy_declaration_context to here ...
7857 (break_out_comdat_types): ... from here.
7859 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7861 PR rtl-optimization/51856
7862 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7865 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7868 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7869 hints for neon loads and stores.
7871 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7875 * doc/extend.texi (Named Address Spaces): Split into subsections.
7876 (AVR Named Address Spaces): New subsection.
7877 (M32C Named Address Spaces): New subsection.
7878 (RL78 Named Address Spaces): New subsection.
7879 (SPU Named Address Spaces): New subsection.
7880 (Variable Attributes): New anchor "AVR Variable Attributes".
7881 (AVR Variable Attributes): Rewrite and avoid wording
7882 "address space" in this context.
7883 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7884 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7885 (AVR Built-in Macros): New subsubsection therein.
7886 * doc/md.texi (AVR constraints): Remove "C04", "R".
7888 2012-01-20 Richard Guenther <rguenther@suse.de>
7890 PR tree-optimization/51903
7891 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7892 when removing stmts.
7894 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7897 * config/arm/arm.c (arm_load_pic_register): Use
7898 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7899 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7900 (arm_pic_static_addr): Likewise.
7901 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7902 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7903 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7904 (pic_load_addr_unified): New.
7906 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7909 * function.c (instantiate_virtual_regs_in_insn): Use
7910 delete_insn_and_edges when removing a wrong asm insn.
7912 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7914 PR rtl-optimization/40761
7915 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7916 Add new member loop_num.
7917 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7918 (ira_build): Remove the parameter.
7920 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7921 (ira.c): Do not build CFG loops for one region allocation. Remove
7922 argument from ira_build call.
7924 * ira-build.c (init_loop_tree_node): New function.
7925 (create_loop_tree_nodes): Use it. Separate the case when CFG
7926 loops are not built.
7927 (more_one_region_p): Check current_loops.
7928 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7930 (add_loop_to_tree): Process loop equal to NULL too.
7931 (form_loop_tree): Separate the case when CFG loops are not built.
7932 Use explicitly number for the root.
7933 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7935 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7936 instead of loop->num.
7937 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7938 (mark_all_loops_for_removal): Ditto.
7939 (remove_unnecessary_regions): Separate the case when CFG loops
7941 (ira_build): Remove the parameter. Use explicit number of regions
7942 when CFG loops are not built.
7944 * ira-color.c (print_loop_title): Separate the case for the root node.
7945 Use loop_num instead of loop->num.
7946 (move_spill_restore): Use loop_num instead of loop->num.
7948 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7949 (change_loop): Ditto.
7950 (change_loop): Use loop_num instead of loop->num.
7952 * ira-lives.c (process_bb_node_lives): Ditto.
7954 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7956 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7958 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7961 * tree-mudflap.c (mf_artificial): New function.
7962 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7963 mx_register_decls, mudflap_enqueue_decl): Use it.
7966 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7967 numbers in the insn pattern.
7969 2012-01-19 Michael Matz <matz@suse.de>
7971 PR tree-optimization/46590
7972 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7973 use it in remembering which conflicts we already created.
7974 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7977 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7980 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7981 (merge_and_complain): Same.
7983 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7986 * config/initfini-array.h: Guard content of the header
7987 with #ifdef HAVE_INITFINI_ARRAY.
7988 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7989 Add initfini-array.h to tm_file here.
7990 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7991 * config.gcc: Don't add initfini-array.h to tm_file here.
7992 * configure: Regenerated.
7994 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7996 PR rtl-optimization/51505
7997 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7998 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7999 (df_note_bb_compute): Update the call to df_kill_notes.
8001 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
8003 * trans-mem.c (requires_barrier): Remove call to is_global_var.
8005 2012-01-18 Richard Guenther <rguenther@suse.de>
8007 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
8008 of conversions to void *.
8010 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8011 Richard Sandiford <rdsandiford@googlemail.com>
8015 * optabs.h (simplify_expand_binop): Declare.
8016 * optabs.c (simplify_expand_binop): Make global.
8017 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
8018 endian targets if the source cannot be exactly covered by word
8021 2012-01-17 Jakub Jelinek <jakub@redhat.com>
8024 * hard-reg-set.h (struct hard_reg_set_container): New type.
8025 * target.h (struct hard_reg_set_container): Forward declare.
8026 * target.def (set_up_by_prologue): New target hook.
8027 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
8028 * doc/tm.texi: Regenerated.
8029 * function.c (thread_prologue_and_epilogue_insns): Change
8030 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
8031 Call targetm.set_up_by_prologue on it.
8032 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
8033 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
8035 2012-01-17 Nick Clifton <nickc@redhat.com>
8037 * config/rx/rx.c (rx_can_use_simple_return): New function.
8038 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
8039 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
8041 2012-01-17 Richard Guenther <rguenther@suse.de>
8044 * expr.c (expand_assignment): Take address-space information
8045 from the address operand of MEM_REF and TARGET_MEM_REF.
8046 (expand_expr_real_1): Likewise.
8048 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8050 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
8051 reload dump is requested.
8053 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
8056 * trans-mem.c (requires_barrier): Call may_be_aliased.
8058 2012-01-17 Jakub Jelinek <jakub@redhat.com>
8060 PR tree-optimization/51877
8061 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
8062 call arguments and fndecls compare equal, instead return false if they
8063 don't. Return true only if lhs1 and lhs2 are either both NULL, or
8064 both SSA_NAMEs that are valueized the same, or they satisfy
8067 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8069 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
8071 * configure: Regenerate.
8073 2012-01-16 Jan Hubicka <jh@suse.cz>
8077 * convert.c (convert_to_integer): Use fold_convert for
8078 converting an INTEGER_CST to integer type.
8080 2012-01-16 Jason Merrill <jason@redhat.com>
8083 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
8085 2012-01-16 Jakub Jelinek <jakub@redhat.com>
8088 * config/s390/s390.c (s390_chunkify_start): Don't skip
8089 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
8090 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
8091 If insn is followed by NOTE_INSN_VAR_LOCATION or
8092 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
8093 Don't use location of note insns.
8095 PR tree-optimization/51865
8096 * tree-inline.c (tree_function_versioning): Call remap_decl
8097 on DECL_RESULT whenever it has VOID_TYPE_P type.
8099 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8101 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
8102 for calls to locally-binding MIPS16 functions if only the return
8103 type uses float regs.
8105 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
8106 Richard Sandiford <rdsandiford@googlemail.com>
8108 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
8109 (SYMBOL_32_HIGH): Likewise.
8110 (mips_output_tls_reloc_directive): Declare.
8111 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
8112 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
8113 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
8114 (mips_lo_relocs, mips_hi_relocs): Make extern.
8115 (mips16_stub_function): Move up file.
8116 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
8117 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
8118 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
8119 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
8120 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
8121 (mips_get_tp): Add MIPS16 support.
8122 (mips_legitimize_tls_address): Remove MIPS16 sorry().
8123 Generalize DTPREL and TPREL handling.
8124 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
8125 Add MIPS16 TLS support.
8126 (mips_output_tls_reloc_directive): New function.
8127 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
8128 * config/mips/predicates.md (symbolic_operand_with_high)
8129 (tls_reloc_operand): New predicates.
8130 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
8131 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
8132 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
8133 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
8134 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
8135 (*tls_get_tp_mips16_call_<mode>): Likewise.
8137 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
8139 PR rtl-optimization/51821
8140 * recog.c (peep2_find_free_register): Determine clobbered registers
8143 2012-01-14 Denis Chertykov <chertykov@gmail.com>
8146 * config/avr/avr-protos.h: Revert change of 2012-01-09.
8147 * config/avr/avr.c: Likewise.
8148 * config/avr/avr.h: Likewise.
8150 2012-01-13 Ian Lance Taylor <iant@google.com>
8153 * tree.h (TYPE_QUALS): Add cast to int.
8154 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
8156 2012-01-13 Ian Lance Taylor <iant@google.com>
8158 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
8159 comparing param_index to VEC_length result.
8161 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
8163 * c-decl.c: Do not include tree-mudflap.h
8164 * tree-optimize.c: Likewise.
8165 * Makefile.in: Update dependencies.
8167 2012-01-13 Richard Guenther <rguenther@suse.de>
8170 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
8171 variable-sized result always use RSO.
8173 2012-01-12 DJ Delorie <dj@redhat.com>
8175 * cfgexpand.c (convert_debug_memory_address): Allow any valid
8176 pointer type, not just the default pointer type.
8178 2012-01-09 Richard Henderson <rth@redhat.com>
8179 Denis Chertykov <chertykov@gmail.com>
8182 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
8183 * config/avr/avr.c (avr_can_eliminate): Simplify.
8184 (avr_initial_elimination_offset): Likewise.
8185 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
8186 (expand_epilogue): Likewise.
8187 (avr_legitimize_address): Gut.
8188 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
8189 (avr_hard_regno_nregs): New.
8190 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
8191 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
8192 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
8193 add soft frame pointer.
8194 (CALL_USED_REGISTERS): Likewise.
8195 (REG_CLASS_CONTENTS): Likewise.
8196 (REGISTER_NAMES): Likewise.
8197 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
8198 (HARD_FRAME_POINTER_REGNUM): New.
8199 (FRAME_POINTER_REGNUM): Use soft frame pointer.
8200 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
8201 remove the HARD_FRAME_POINTER self-elimination.
8203 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
8206 * config/avr/avr.c (avr_encode_section_info): Test for absence of
8207 DECL_EXTERNAL when checking for initializers of progmem variables.
8209 2012-01-12 Ira Rosen <irar@il.ibm.com>
8211 PR tree-optimization/51799
8212 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
8213 that the last operation is a type demotion.
8215 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
8217 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
8218 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
8220 2012-01-11 Jakub Jelinek <jakub@redhat.com>
8223 * combine.c (distribute_notes): If i3 is a noreturn call,
8224 allow old_size to be equal to args_size and make sure the
8225 noreturn call gets REG_ARGS_SIZE note.
8226 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
8227 on noreturn calls even when the delta is 0.
8229 2012-01-11 Nathan Sidwell <nathan@acm.org>
8231 * gcov.c (STRING_SIZE): Remove.
8232 (generate_results): Erase annotations for source files with no
8233 coverage information.
8235 (output_lines): Use it.
8237 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8239 * gimple.h (gimplify_body): Remove first argument.
8240 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
8241 pointer set here, instead just pass DATA to walk_tree.
8242 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
8243 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
8244 (unvisit_body): Likewise, but with unmark_visited.
8245 (gimplify_body): Remove BODY_P argument and adjust.
8246 (gimplify_function_tree): Adjust call to gimplify_body.
8247 * omp-low.c (finalize_task_copyfn): Likewise.
8249 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8251 * tree.h (build_function_decl_skip_args): Add boolean parameter.
8252 (build_function_type_skip_args): Delete.
8253 * tree.c (build_function_type_skip_args): Make static and add
8254 SKIP_RETURN parameter. Fix thinko in the handling of variants.
8255 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
8256 pass it to build_function_type_skip_args.
8257 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
8258 (tree_function_versioning): Likewise.
8259 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
8260 build_function_decl_skip_args.
8261 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
8262 and pass it to build_function_decl_skip_args/tree_function_versioning.
8263 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
8264 * ipa-inline-transform.c (save_inline_function_body): Likewise.
8265 * trans-mem.c (ipa_tm_create_version): Likewise.
8266 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
8267 * tree-inline.c (declare_return_variable): Remove always-true test.
8268 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
8269 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
8270 * ipa-split.c (split_function): Skip the return value for the split
8271 part if it doesn't return.
8273 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8275 PR tree-optimization/49642
8276 * ipa-split.c (forbidden_dominators): New variable.
8277 (check_forbidden_calls): New function.
8278 (dominated_by_forbidden): Likewise.
8279 (consider_split): Check for forbidden dominators.
8280 (execute_split_functions): Initialize and free forbidden
8281 dominators info; call check_forbidden_calls.
8283 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8285 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
8287 2012-01-11 Nick Clifton <nickc@redhat.com>
8289 * config/rx/rx.md (return): Define pattern.
8291 2012-01-11 Richard Guenther <rguenther@suse.de>
8293 * doc/extend.texi (malloc attribute): Adjust according to
8296 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
8297 Patrick Marlier <patrick.marlier@gmail.com>
8300 * trans-mem.c (get_cg_data): Traverse aliases if requested.
8301 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
8302 (ipa_tm_note_irrevocable): Same.
8303 (ipa_tm_scan_irr_block): Same.
8304 (ipa_tm_decrement_clone_counts): Same.
8305 (ipa_tm_scan_irr_function): Same.
8306 (ipa_tm_create_version_alias): Same.
8307 (ipa_tm_create_version): Same.
8308 (ipa_tm_transform_calls_redirect): Same.
8309 (ipa_tm_transform_calls): Same.
8310 (ipa_tm_transform_transaction): Same.
8311 (ipa_tm_execute): Same.
8313 2012-01-10 Richard Guenther <rguenther@suse.de>
8316 * opts.c (common_handle_option): Handle -Werror.
8318 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
8320 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
8323 2012-01-10 Jason Merrill <jason@redhat.com>
8325 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
8328 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8330 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
8331 supports R_386_TLS_GD_PLT reloc.
8332 (gcc_cv_as_ix86_tlsldmplt): Check if linker
8333 supports R_386_TLS_LDM_PLT reloc.
8334 * configure: Regenerate.
8335 * config.in: Regenerate.
8337 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
8340 Extend __pgmx semantics to linearize memory.
8341 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
8342 determine if code comes inline or from libgcc.
8343 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
8344 (movmem_qi, movmem_qi): Set constraint #2 to "n".
8345 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
8346 (movmemx_qi, movmemx_hi): New insns.
8347 (xload_<mode>_libgcc): Rewrite to new insn condition.
8348 (xload_<mode>): Remove insns.
8349 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
8350 cases that don't satisfy avr_xload_libgcc_p().
8351 (avr_addr_space_convert): Allow converting in any direction.
8352 (avr_addr_space_subset_p): Return always true.
8353 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
8354 (avr_emit_movmemhi): Ditto.
8355 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
8356 (avr_out_movmem): Ditto.
8357 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
8358 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
8359 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
8360 (avr_encode_section_info): Encode 'progmem' in symbol flags.
8361 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
8363 2012-01-10 Richard Guenther <rguenther@suse.de>
8365 PR tree-optimization/50913
8366 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
8367 Require data-refs to be representable by Graphite with respect
8370 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
8372 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
8373 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
8375 2012-01-10 Tom de Vries <tom@codesourcery.com>
8377 PR rtl-optimization/51271
8378 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
8379 handling annulled branch.
8381 2012-01-10 Richard Henderson <rth@redhat.com>
8383 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
8384 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
8385 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
8386 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
8387 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
8388 arm_expand_vec_perm_const): New.
8389 * config/arm/arm-protos.h: Update.
8390 * config/arm/neon.md (UNSPEC_VCONCAT): New.
8391 (*neon_vswp<VDQX>): New.
8392 (neon_vcombine<VDX>): Use neon_split_vcombine.
8393 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
8394 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
8395 (vec_perm<VE>): New.
8397 2012-01-10 Richard Henderson <rth@redhat.com>
8399 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
8400 use it if reload_completed.
8401 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
8402 arm_output_asm_insn, arm_process_output_memory_barrier,
8403 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
8404 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
8405 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
8406 arm_process_output_sync_insn, arm_output_sync_insn,
8407 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
8408 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
8409 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
8410 (emit_unlikely_jump): New.
8411 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
8412 (arm_split_atomic_op): New.
8413 * config/arm/arm-protos.h: Update.
8414 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
8415 (struct arm_sync_generator): Remove.
8416 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
8417 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
8418 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
8419 (VUNSPEC_LL, VUNSPEC_SC): New.
8420 (sync_result, sync_memory, sync_required_value, sync_new_value,
8421 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
8422 (attr length): Don't use arm_sync_loop_insns.
8423 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
8424 (movsfcc, movdfcc): Likewise.
8425 * config/arm/constraints.md (Ua): New.
8426 * config/arm/prediates.md (mem_noofs_operand): New.
8427 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
8428 (sync_clobber, sync_t2_reqd): Remove.
8429 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
8430 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
8431 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
8432 (arm_sync_compare_and_swap<SIDI>): Remove.
8433 (arm_sync_compare_and_swap<NARROW>): Remove.
8434 (arm_sync_lock_test_and_set<SIDI>): Remove.
8435 (arm_sync_lock_test_and_set<NARROW>): Remove.
8436 (arm_sync_new_<syncop><SIDI>): Remove.
8437 (arm_sync_new_<syncop><NARROW>): Remove.
8438 (arm_sync_new_nand<SIDI>): Remove.
8439 (arm_sync_new_nand<NARROW>): Remove.
8440 (arm_sync_old_<syncop><SIDI>): Remove.
8441 (arm_sync_old_<syncop><NARROW>): Remove.
8442 (arm_sync_old_nand<SIDI>): Remove.
8443 (arm_sync_old_nand<NARROW>): Remove.
8444 (*memory_barrier): Merge arm_output_memory_barrier.
8445 (atomic_compare_and_swap<QHSD>): New.
8446 (atomic_compare_and_swap<NARROW>_1): New.
8447 (atomic_compare_and_swap<SIDI>_1): New.
8448 (atomic_exchange<QHSD>): New.
8449 (cas_cmp_operand, cas_cmp_str): New.
8450 (atomic_op_operand, atomic_op_str): New.
8451 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
8452 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
8453 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
8454 (arm_load_exclusive<NARROW>): New.
8455 (arm_load_exclusivesi, arm_load_exclusivedi): New.
8456 (arm_store_exclusive<QHSD>): New.
8458 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8460 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
8461 reload patterns if -mvsx-scalar-memory.
8463 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
8464 generated, even -mno-vsx-scalar-double was used.
8465 (vsx_xscvdpsp_scalar): Likewise.
8466 (vsx_xscvspdp_scalar2): Likewise.
8468 2012-01-09 Tom de Vries <tom@codesourcery.com>
8469 Andrew Pinski <apinski@cavium.com>
8472 * reorg.c (fill_slots_from_thread): Don't speculate
8473 frame-related insns.
8475 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
8477 * sched-int.h (bb_note): Move to...
8478 * basic-block.h: ...here.
8479 * haifa-sched.c (bb_note): Move to...
8480 * cfgrtl.c: ...here.
8481 * function.c (next_block_for_reg): New function.
8482 (move_insn_for_shrink_wrap): Likewise.
8483 (prepare_shrink_wrap): Rewrite to use the above.
8485 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
8487 * gimple.c (is_gimple_non_addressable): Remove.
8488 * gimple.h: Remove is_gimple_non_addressable.
8489 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
8490 is_gimple_non_addressable.
8491 * trans-mem.c (expand_assign_tm): Same.
8493 2012-01-09 Richard Guenther <rguenther@suse.de>
8495 PR tree-optimization/51775
8496 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
8497 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
8499 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8501 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8503 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8505 2012-01-09 Richard Guenther <rguenther@suse.de>
8507 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
8509 2012-01-08 Jan Hubicka <jh@suse.cz>
8511 PR tree-optimize/51680
8512 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
8513 on when known_vals needs to be computed; cleanup.
8515 2012-01-08 Jan Hubicka <jh@suse.cz>
8517 PR tree-optimize/51694
8518 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
8520 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
8522 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
8523 for -std=c++98 and -std=c++11 too.
8525 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
8527 * cfgloop.c (cancel_loop): Add free() of bbs array.
8529 2012-01-07 Jan Hubicka <jh@suse.cz>
8531 PR tree-optimization/51600
8532 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
8533 that benefits small functions.
8535 2012-01-07 Jan Hubicka <jh@suse.cz>
8537 * ipa-inline.c (want_inline_small_function_p): Fix formating.
8539 2012-01-07 Jan Hubicka <jh@suse.cz>
8541 PR tree-optimization/51680
8542 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
8543 whose inlining reduce unit size.
8545 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
8548 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
8549 Add canonical node to containing_mem chain after the non-canonical
8550 one, even if there weren't any locs to propagate.
8551 (remove_useless_values): Keep only canonical values.
8552 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
8553 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
8554 canonicalize mem_chain elements that are not discarded.
8556 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8559 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8560 before emitting functions.
8562 PR gcov-profile/50127
8563 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8564 clear_aux_for_blocks.
8566 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8569 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8571 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8573 * c-decl.c (ext_block): Moved up.
8574 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8576 2012-01-06 Han Shen <shenhan@google.com>
8578 Translate built-in include paths for sysroot.
8579 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8580 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8582 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8583 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
8585 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
8586 control whether sysroot should be prepended to gxx include dir.
8588 * configure: Regenerate.
8590 2012-01-06 Torvald Riegel <triegel@redhat.com>
8592 PR rtl-optimization/51771
8593 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
8594 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
8596 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8598 PR tree-optimization/51315
8599 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
8600 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
8602 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
8605 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
8606 for shrp pattern. Correctly handle and fixup shift variable.
8607 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
8609 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8612 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
8613 note when !ACCUMULATE_OUTGOING_ARGS.
8615 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8617 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
8619 (extract_range_from_unary_expr_1): Avoid useless computations.
8621 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8623 PR rtl-optimization/51767
8624 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
8625 of jump_block and add an extra edge for degenerated asm gotos.
8628 * stmt.c (check_unique_operand_names): Don't ICE during error
8629 reporting if i is from labels chain.
8632 * profile.c (branch_prob): Split bbs that have exit edge
8633 and need a fake entry edge too.
8635 2012-01-05 Jan Hubicka <jh@suse.cz>
8638 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
8641 2012-01-05 Richard Guenther <rguenther@suse.de>
8644 * tree-streamer-out.c (write_ts_optimization): New function.
8645 (streamer_write_tree_body): Call it.
8646 * tree-streamer-in.c (lto_input_ts_optimization): New function.
8647 (streamer_read_tree_body): Call it.
8648 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
8650 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8653 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
8654 * gimplify.c (gimplify_cleanup_point_expr): Save and set
8655 in_cleanup_point_expr before gimplify_stmt call and restore it
8657 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
8658 in_cleanup_point_expr is false.
8660 2012-01-05 Richard Guenther <rguenther@suse.de>
8663 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
8665 * toplev.c (process_options): Reject combining mudflap and LTO.
8666 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
8668 2012-01-05 Richard Guenther <rguenther@suse.de>
8670 PR tree-optimization/51760
8671 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
8673 (bit_value_unop): Handle UNDEFINED operands.
8674 (bit_value_binop): Likewise.
8676 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
8678 * config/avr/avr.c (avr_replace_prefix): Remove.
8679 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
8680 (avr_asm_function_rodata_section): Ditto.
8681 (avr_asm_select_section): Ditto.
8683 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
8685 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
8688 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8691 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
8692 calls that have any non-fake successor edges.
8695 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
8697 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
8699 PR tree-optimization/51624
8700 * tree-sra.c (build_ref_for_model): When replicating a chain of
8701 COMPONENT_REFs, stop as soon as the offset would become negative.
8703 2012-01-04 Jakub Jelinek <jakub@redhat.com>
8706 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
8707 in .debug_loc on the floor.
8709 2012-01-04 Andrew Pinski <apinski@cavium.com>
8711 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
8713 2012-01-04 Andrew Pinski <apinski@cavium.com>
8714 Adam Nemet <anemet@caviumnetworks.com>
8716 * config/mips/mips.md (size): Add SI and DI.
8717 (SIZE): New mode attribute.
8718 (U): New code attribute.
8719 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8720 (mips_lbux_<mode>): Delete.
8721 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8722 (mips_lhx): Use gen_mips_lhx_extsi.
8723 (mips_lhx_<mode>): Delete.
8725 (mips_l<size>x): New expand.
8726 (mips_lwx_<mode>): Delete.
8727 (mips_l<GPR:size>x_<P:mode>): New pattern.
8728 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8729 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8730 * config/mips/mips.c (mips_lx_address_p): New function.
8731 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8732 (dsp64): New availability predicate.
8733 (mips_builtins): Add an entry for __builtin_mips_ldx.
8734 * config/mips/mips.h (ISA_HAS_LBX): New define.
8735 (ISA_HAS_LBUX): Likewise.
8736 (ISA_HAS_LHX): Likewise.
8737 (ISA_HAS_LHUX): Likewise.
8738 (ISA_HAS_LWX): Likewise.
8739 (ISA_HAS_LWUX): Likewise.
8740 (ISA_HAS_LDX): Likewise.
8741 * doc/extend.texi (__builtin_mips_ldx): Document.
8743 2012-01-04 Tristan Gingold <gingold@adacore.com>
8745 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8746 when long pointers are used.
8747 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8748 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8749 (ia64-hp-*vms*): Remove.
8750 * config/vms/xm-vms64.h: Delete.
8752 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8755 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8757 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8759 * opts.c (finish_options): Remove duplicate sorry.
8761 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8764 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8767 2012-01-04 Richard Guenther <rguenther@suse.de>
8770 * tree.c (size_low_cst): New function.
8771 * tree.h (size_low_cst): Declare.
8772 * fold-const.c (fold_comparison): Use it to extract the low
8773 part of the POINTER_PLUS_EXPR offset.
8775 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8777 Fix clearing ZERO_REG
8778 * config/avr/avr.md (cc): Add alternative "ldi".
8779 (movqi_insn): Use it in cc attribute.
8780 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8781 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8782 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8784 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8786 * configure: Regenerate.
8788 2012-01-04 Richard Guenther <rguenther@suse.de>
8790 PR tree-optimization/49651
8791 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8792 (var_can_have_subvars): Use it.
8793 (get_constraint_for_1): Only consider subfields if there can be any.
8795 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8798 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8799 to its new canonical_cselib_val and the cselib_val was in
8800 first_containing_mem chain, but the canonical_cselib_val was not,
8801 add the latter into the chain.
8802 (cselib_invalidate_mem): Compare canonical_cselib_val of
8803 addr_list chain elt with v.
8806 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8807 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8809 (output_macinfo_op): Don't ggc_strdup fd->filename.
8810 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8811 then ggc_strdup it. Don't free inc->info or cur->info.
8812 (output_macinfo): Don't free ref->info or file->info.
8814 2012-01-03 Ira Rosen <irar@il.ibm.com>
8816 PR tree-optimization/51269
8817 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8818 first_niters a pointer.
8819 (slpeel_tree_peel_loop_to_edge): Likewise.
8820 (vect_do_peeling_for_loop_bound): Update call to
8821 slpeel_tree_peel_loop_to_edge.
8822 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8823 here. Remove it from the parameters list.
8824 (vect_do_peeling_for_alignment): Update calls and compute
8827 2012-01-03 Richard Guenther <rguenther@suse.de>
8829 PR tree-optimization/51070
8830 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8831 Properly handle calls.
8833 2012-01-03 Richard Guenther <rguenther@suse.de>
8835 PR tree-optimization/51692
8836 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8837 the LHS of allocation stmts.
8839 2012-01-03 Olivier Hainque <hainque@adacore.com>
8841 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8843 2012-01-03 Olivier Hainque <hainque@adacore.com>
8845 * collect2.c (main): In AIX specific computations for vector
8846 insertions, use CONST_CAST2 to cast from char ** to const char **.
8848 2012-01-03 Richard Guenther <rguenther@suse.de>
8851 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8852 the context of a limbo DIE when it does not already exist.
8854 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8856 PR tree-optimization/51719
8857 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8858 but direct call is, clear direct call's lhs and don't add fallthrough
8859 edge from dcall_bb to join_bb and PHIs.
8861 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8863 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8864 the instructions emitted by the pattern.
8865 ("*TDC_insn_<mode>"): Add comment.
8867 2012-01-03 Richard Guenther <rguenther@suse.de>
8870 * fold-const.c (fold_comparison): Properly canonicalize
8871 tree offset and HOST_WIDE_INT bit position.
8873 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8875 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8876 operands for extzv pattern.
8878 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8881 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8884 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8886 * doc/invoke.texi (-flto and related options): Copy-edit.
8888 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8890 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8892 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8894 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8897 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8899 * expr.h (move_by_pieces_ninsns): Declare.
8900 * expr.c (move_by_pieces_ninsns): Make external.
8901 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8902 (mips_store_by_pieces_p): Likewise.
8903 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8904 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8905 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8906 (mips_store_by_pieces_p): Likewise.
8908 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8910 * passes.c (register_one_dump_file): Free full_name.
8912 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8913 (calculate_elim_costs_all_insns): Free offsets_at and
8914 offsets_known_at at the end and clear the pointers.
8916 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8918 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8919 this option introduced in r180739.
8921 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8924 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8925 (tmake_file target=avr): Add avr/t-multilib.
8927 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8928 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8929 * config/avr/genmultilib.awk: New file.
8930 * config/avr/t-multilib: New auto-generated file.
8931 * config/avr/multilib.h: New auto-generated file.
8932 * config/avr/t-avr (AVR_MCUS): New variable.
8933 (genopt.sh): Use it.
8934 (s-mlib): Depend on t-multilib.
8935 (t-multilib, multilib.h): New dependencies.
8936 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8937 (MULTILIB_OPTIONS): Remove.
8938 (MULTILIB_MATCHES): Remove.
8939 (MULTILIB_DIRNAMES): Remove.
8940 (MULTILIB_EXCEPTIONS): Remove:
8941 * config/avr/genopt.sh: Don't use hard coded file name;
8942 pass AVR_MCUS from t-avr instead.
8944 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8946 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8948 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8950 Implement light-weight DImode support.
8951 * config/avr/avr-dimode.md: New file.
8952 * config/avr/avr.md: Include it.
8953 (adjust_len): Add plus64, compare64.
8954 (HIDI): Remove code iterator.
8955 (code_stdname): New code attribute.
8956 (rotx, rotsmode): Remove DI.
8957 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8959 * config/avr/avr-protos.h (avr_have_dimode): New.
8960 (avr_out_plus64, avr_out_compare64): New.
8961 * config/avr/avr.c (avr_out_compare): Handle DImode.
8962 (avr_have_dimode): New variable definition and initialization.
8963 (avr_out_compare64, avr_out_plus64): New functions.
8964 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8965 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8966 (avr_compare_pattern): Skip DImode comparisons.
8968 2012-01-02 Revital Eres <revital.eres@linaro.org>
8970 * ddg.c (def_has_ccmode_p): New function.
8971 (add_cross_iteration_register_deps,
8972 create_ddg_dep_from_intra_loop_link): Call it.
8974 2012-01-02 Richard Guenther <rguenther@suse.de>
8977 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8979 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8981 * gcc.c (process_command): Update copyright notice dates.
8982 * gcov.c (print_version): Likewise.
8983 * gcov-dump.c (print_version): Likewise.
8984 * mips-tfile.c (main): Likewise.
8985 * mips-tdump.c (main): Likewise.
8987 2012-01-01 Ira Rosen <irar@il.ibm.com>
8989 PR tree-optimization/51704
8990 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8991 a use is inside the basic block or loop before accessing its vect info.
8993 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8995 PR rtl-optimization/51069
8996 * cfgloopmanip.c (remove_path): Removing path making irreducible
8997 region unconditional makes BB part of the region.
8999 2012-01-01 Jakub Jelinek <jakub@redhat.com>
9001 PR tree-optimization/51683
9002 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
9003 calls with side-effects.
9004 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
9006 Copyright (C) 2012 Free Software Foundation, Inc.
9008 Copying and distribution of this file, with or without modification,
9009 are permitted in any medium without royalty provided the copyright
9010 notice and this notice are preserved.