1 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
3 * ira.c (allocated_reg_info_size): New static variable.
4 (expand_reg_info): Manage it. Call
5 setup_preferred_alternate_classes_for_new_pseudos.
6 (ira): Don't do it here. Remove local allocated_reg_info_size,
7 set the global before calling find_moveable_pseudos.
8 (find_moveable_pseudos): Call expand_reg_info rather than
11 2012-05-01 Richard Henderson <rth@redhat.com>
13 * common.opt (fsync-libcalls): New.
14 * doc/invoke.texi: Document it.
15 * optabs.c (init_sync_libfuncs): Honor it.
17 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
18 Richard Sandiford <r.sandiford@uk.ibm.com>
20 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
22 * lower-subreg.h: New file.
23 * target-globals.h (this_target_lower_subreg): Declare.
24 (target_globals): Add lower_subreg;
25 (restore_target_globals): Restore this_target_lower_subreg.
26 * target-globals.c: Include it.
27 (default_target_globals): Add default_target_lower_subreg.
28 (save_target_globals): Initialize target_lower_subreg.
29 * rtl.h (init_lower_subreg): Added declaration.
30 * toplev.c (backend_init_target): Call initializer for lower-subreg
32 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
33 (default_target_lower_subreg): New variable.
34 (this_target_lower_subreg): Likewise.
35 (twice_word_mode, choices): New macros.
36 (shift_cost, compute_splitting_shift, compute_costs)
37 (init_lower_subreg): New functions.
38 (resolve_simple_move): Add speed_p argument. Check choices.
39 (find_pseudo_copy): Don't check the mode size here.
40 (resolve_simple_move): Assert the mode size.
41 (find_decomposable_shift_zext): Add speed_p argument and return
42 a bool. Check choices.
43 (resolve_shift_zext): Add comment.
44 (dump_shift_choices, dump_choices): New functions.
45 (decompose_multiword_subregs): Dump list of profitable
46 transformations. Add code to skip non profitable transformations.
47 Update calls to simple_move and find_decomposable_shift_zext.
49 2012-05-01 Ian Bolton <ian.bolton@arm.com>
50 Sameera Deshpande <sameera.deshpande@arm.com>
51 Greta Yorsh <greta.yorsh@arm.com>
53 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
54 (thumb1_unexpanded_epilogue): ...this.
55 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
56 (thumb1_unexpanded_epilogue): ...this.
57 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
58 (thumb1_unexpanded_epilogue): ...this.
60 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
62 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
63 comparing enumeration values. Update comments.
65 2012-05-01 Alan Modra <amodra@gmail.com>
68 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
69 load_cr_save, add_crlr_cfa_restore): New functions.
70 (rs6000_restore_saved_cr): Rename to..
71 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
72 (rs6000_emit_epilogue): Use new functions. Adjust condition
73 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
74 regs when using out-of-line restore only when shrink wrapping.
76 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
79 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
80 calls to cgraph_node_name in xstrdup.
81 (ipa_make_edge_direct_to_target): Ditto.
82 * cgraph.c (dump_cgraph_node): Ditto.
83 * tree-sra.c (convert_callers_for_node): Ditto.
84 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
85 * ipa-cp.c (perhaps_add_new_callers): Ditto.
86 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
87 (cgraph_materialize_all_clones): Ditto.
88 * ipa-inline.c (report_inline_failed_reason): Ditto.
89 (want_early_inline_function_p): Ditto.
90 (edge_badness): Ditto.
91 (update_edge_key): Ditto.
92 (flatten_function): Ditto.
94 (inlinw_always_inline_functions): Ditto.
95 (early_inline_small_functions): Ditto.
97 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
100 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
103 012-04-30 Jan Hubicka <jh@suse.cz>
105 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
106 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
107 (cgraph_add_to_same_comdat_group): Remove.
108 (cgraph_add_asm_node): Move to cgraphunit.c.
109 (cgraph_make_decl_local): Move to symtab.c
110 (cgraph_make_node_local_1): Update.
111 (cgraph_can_remove_if_no_direct_calls_and): Update.
112 (used_from_object_file_p): Update.
113 (resolution_used_from_other_file_p): Move to symtab.c
114 (cgraph_used_from_object_file_p): move to symtab.c
115 (verify_cgraph_node): Verify same comdat groups.
116 * cgraph.h (cgraph_asm_node): Rename to ...
117 (asm_node): ... this one.
118 (cgraph_asm_nodes): Rename to ...
119 (asm_nodes): ... this one.
120 (symtab_add_to_same_comdat_group): New function.
121 (symtab_dissolve_same_comdat_group_list): New function.
122 (symtab_used_from_object_file_p): Declare.
123 (symtab_make_decl_local): Declare.
124 (cgraph_add_to_same_comdat_group): Remove.
125 (cgraph_add_asm_node): Remove.
126 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
128 (cgraph_finalize_compilation_unit): Rename to ...
129 (finalize_compilation_unit): ... this one.
130 (cgraph_optimize): Rename to ....
131 (compile): ... this one.
132 (add_asm_node): Declare.
133 (fixup_same_cpp_alias_visibility): Declare.
134 (cgraph_make_decl_local): Remove.
135 (varpool_assemble_pending_decls): Rename to ...
136 (varpool_output_variables): ... this one.
137 (varpool_remove_unreferenced_decls): Remove.
138 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
139 (preserve_function_body_p): Make static.
140 * toplev.c (compile_file): Update comments; update.
141 * cgraphunit.c: Update comments.
142 (cgraph_expand_all_functions): Rename to ...
143 (expand_all_functions): ... this one; update.
144 (cgraph_mark_functions_to_output): Rename to ...
145 (mark_functions_to_output): ... this one; cleanup.
146 (cgraph_output_pending_asms): Remove prototype.
147 (asm_nodes, asm_last_node): New static vars.
148 (cgraph_process_new_functions): Update.
149 (cgraph_reset_node): Cleanup; add comment.
150 (cgraph_add_new_function): Update.
151 (cgraph_output_pending_asms): Rename to ...
152 (output_asm_statements): ... this one.
153 (add_asm_node): New function.
154 (fixup_same_cpp_alias_visibility): New function based on code
155 in cgraph_analyze_function.
156 (cgraph_analyze_function): Use it.
157 (cgraph_order_sort): Update.
158 (cgraph_output_in_order): Update.
159 (cgraph_function_versioning): Update.
160 (cgraph_optimize): Rename to ...
161 (compile): ... this one; initialize streamer hooks here.
162 (cgraph_finalize_compilation_unit): Rename to ...
163 (finalize_compilation_unit): ... this one; do not initialize streamer
165 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
166 * dwarf2out.c: Update ocmment.
167 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
168 * method.c (use_thunk): Likewise.
169 * semantics.c (maybe_add_lambda_conv_op): Likewise.
170 * decl2.c (maybe_emit_vtables): Likewise.
171 (cp_write_global_declarations): Use finalize_compilation_unit.
172 * parser.c (cp_parser_asm_definition): Use add_asm_node.
173 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
174 * c-decl.c (c_write_global_declarations): Use
175 finalize_compilation_unit.
176 * langhooks.c (write_global_declarations): Update.
177 * ipa.c (cgraph_externally_visible_p): Update.
178 (dissolve_same_comdat_group_list): Remove.
179 (function_and_variable_visibility): Update.
180 * symtab.c: Inlcude lto-streamer.h and rtl.h
181 (ld_plugin_symbol_resolution_names): New.
182 (symtab_add_to_same_comdat_group): New.
183 (symtab_dissolve_same_comdat_group_list): New.
184 (resolution_used_from_other_file_p): Move here from cgraph.c
185 (symtab_used_from_object_file_p): New.
186 (symtab_make_decl_local): New.
187 * passes.c (register_pass): Update comments.
188 * c-parser.c (c_parser_asm_definition): Update.
189 * varpool.c (varpool_analyze_node): Use
190 fixup_same_cpp_alias_visibility.
191 (varpool_remove_unreferenced_decls): Make static.
192 (varpool_assemble_pending_decls): Rename to ...
193 (varpool_output_variables): ... this one; call
194 varpool_remove_unreferenced_decls.
195 (varpool_used_from_object_file_p): Remove.
197 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
200 * c-typeck.c (build_array_ref): Call
201 convert_vector_to_pointer_for_subscript.
202 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
204 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
206 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
207 to compile-time "mode == <MODE>mode" checks.
208 (and splitter): Ditto.
210 2012-04-30 Richard Henderson <rth@redhat.com>
212 * config/arm/arm.md (UNSPEC_LL): New.
213 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
214 (arm_load_exclusivedi): Use %H0.
216 2012-04-30 Jason Merrill <jason@redhat.com>
218 * dwarf2out.c (comdat_symbol_id): Add const.
219 (union die_symbol_or_type_node): Add const to die_symbol.
220 (output_die_symbol, output_die, output_comp_unit): Adjust.
222 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
224 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
225 * config/arm/neon.md (negdi2_neon): New insn.
226 Also add splitters for core and NEON registers.
228 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
230 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
231 (arm_print_operand): Add 'x' format.
232 * config/arm/constraints.md (Dn): Allow const_int.
233 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
234 Use 'x' format to print constants.
235 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
236 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
238 (movdi_vfp_cortexa8): Likewise.
240 2012-04-30 Ian Bolton <ian.bolton@arm.com>
241 Sameera Deshpande <sameera.deshpande@arm.com>
242 Greta Yorsh <greta.yorsh@arm.com>
244 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
245 * config/arm/arm.c (ldm_stm_operation_p): New function.
246 * config/arm/predicates.md (load_multiple_operation): Update predicate.
247 (store_multiple_operation): Likewise.
249 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
250 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
251 * config/arm/predicates.md (load_multiple_operation): Add arguments.
252 (store_multiple_operation): Likewise.
254 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
256 * config/i386/i386.md (and<mode>3): Expand masking operations with
257 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
258 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
260 2012-04-30 Dodji Seketeli <dodji@redhat.com>
263 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
264 argument for the various warning_at calls.
265 * docs/invoke.texi: Update the documentation.
267 2012-04-30 Dodji Seketeli <dodji@redhat.com>
269 Switch -ftrack-macro-expansion=2 on by default.
270 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
273 Fix va_start related location
274 * builtins.c (fold_builtin_next_arg): Unwinds to the first
275 location in real source code.
277 Make conversion warnings work on NULL with -ftrack-macro-expansion
278 * input.h (expansion_point_location_if_in_system_header): Declare
280 * input.c (expansion_point_location_if_in_system_header): Define it.
282 Fix -Wuninitialized for -ftrack-macro-expansion
283 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
284 declaration. Use linemap_location_before_p for source locations.
286 Strip "<built-in>" loc from displayed expansion context
287 * input.c (expand_location_1): When expanding to spelling location
288 in a context of a macro expansion, skip reserved system header
289 locations. Update comments. * tree-diagnostic.c
290 (maybe_unwind_expanded_macro_loc): Likewise.
292 Make expand_location resolve to locus in main source file
293 * input.c (expand_location_1): New. Takes a parameter to choose
294 whether to resolve the location to spelling or expansion point.
295 Was factorized from ...
296 (expand_location): ... here.
297 (expand_location_to_spelling_point): New. Implemented in terms of
299 * diagnostic.c (diagnostic_build_prefix): Use the new
300 expand_location_to_spelling_point instead of expand_location.
302 Fix PCH crash on GTYed pointer-to-scalar field of a struct
303 * gengtype.c (write_types_process_field): Force second argument of
304 the call to the PCH object hierarchy walker to be 'x'.
306 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
308 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
309 predicate to discriminate types.
311 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
313 * doc/invoke.texi (Wmissing-format-attribute): Document as an
314 alias of Wsuggest-attribute=format.
315 * c-typeck.c (convert_for_assignment): Replace
316 Wmissing-format-attribute with Wsuggest-attribute=format.
317 (digest_init): Likewise.
319 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
321 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
322 * common.opt (Wmissing-noreturn): Alias of
323 -Wsuggest-attribute=noreturn.
325 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
328 * config/cris/cris.md (andqu): New peephole2.
329 (andu): Tweak head comment.
331 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
332 Steven Bosscher <steven@gcc.gnu.org>
333 Maxim Kuvyrkov <maxim@codesourcery.com>
335 PR tree-optimization/38785
336 * common.opt (ftree-partial-pre): New option.
337 * doc/invoke.texi: Document it.
338 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
339 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
341 (execute_pre): Use flag_tree_partial_pre.
343 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
346 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
349 2012-04-27 Ollie Wild <aaw@google.com>
351 * doc/invoke.texi (Wliteral-suffix): Document new option.
353 2012-04-27 Tom Tromey <tromey@redhat.com>
355 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
356 (dwarf_tag_name): Use get_DW_TAG_name.
357 (dwarf_attr_name): Use get_DW_AT_name.
358 (dwarf_form_name): Use get_DW_FORM_name.
359 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
361 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
363 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
364 arguments are -1 and 0, by negating the result of the conditional.
366 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
369 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
371 2012-04-27 Richard Guenther <rguenther@suse.de>
373 * tree-flow.h (is_hidden_global_store): Remove.
374 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
375 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
376 (stmt_may_clobber_global_p): Likewise.
377 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
378 (stmt_may_clobber_global_p): Likewise.
379 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
380 stmt_may_clobber_global_p.
381 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
383 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
385 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
388 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
389 reorganize some fields and update comments. Rename bit_test_uniq
390 and bit_test_count to uniq resp. count. Remove bit_test_bb.
391 (collect_switch_conv_info): New function, collects info about a
392 GIMPLE_SWITCH into a struct switch_conv_info.
393 (check_range): Simplify to use pre-recorded info. Fix think-o in
394 range-branch ratio check.
395 (check_process_case): Remove function.
396 (check_all_empty_except_final): New function, verifies that all
397 non-final basic blocks are empty.
398 (process_switch): Simplify to use pre-recorded info. Call
399 collect_switch_conv_info to do that. Assert that degenerate switch
400 statements have been cleaned up.
402 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
405 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
407 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
410 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
412 2012-04-27 Tom de Vries <tom@codesourcery.com>
414 PR tree-optimization/51879
415 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
416 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
418 (defs_to_varying): ... here. Don't set use_processed.
419 (visit_reference_op_call): Handle gimple_vdef.
420 Handle case that lhs is NULL_TREE.
421 (visit_use): Use mark_use_processed. Handle calls with side-effect
422 using visit_reference_op_call.
424 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
426 * sched-deps.c (fixup_sched_groups): Rename to...
427 (chain_to_prev_insn): ...this.
428 (chain_to_prev_insn_p): New function.
429 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
431 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
433 * sched-int.h (_haifa_insn_data): Move priority_status.
435 (INSN_MODEL_INDEX): New macro.
436 * haifa-sched.c (insn_delay): New function.
437 (sched_regno_pressure_class): Update commentary.
438 (mark_regno_birth_or_death): Pass the liveness bitmap and
439 pressure array as arguments, instead of using curr_reg_live and
440 curr_reg_pressure. Only update the pressure if the bit in the
441 liveness set has changed.
442 (initiate_reg_pressure_info): Always trust the live-in set for
443 SCHED_PRESSURE_MODEL.
444 (initiate_bb_reg_pressure_info): Update call to
445 mark_regno_birth_or_death.
446 (dep_list_size): Take the list as argument.
447 (calculate_reg_deaths): New function, extracted from...
448 (setup_insn_reg_pressure_info): ...here.
449 (MODEL_BAR): New macro.
450 (model_pressure_data, model_insn_info, model_pressure_limit)
451 (model_pressure_group): New structures.
452 (model_schedule, model_worklist, model_insns, model_num_insns)
453 (model_curr_point, model_before_pressure, model_next_priority):
455 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
456 (MODEL_INSN_INFO, MODEL_INSN): New macros.
457 (model_index, model_update_limit_points_in_group): New functions.
458 (model_update_limit_points, model_last_use_except): Likewise.
459 (model_start_update_pressure, model_update_pressure): Likewise.
460 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
461 (model_excess_cost, model_dump_pressure_points): Likewise.
462 (model_set_excess_costs): Likewise.
463 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
464 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
465 schedule as an alternative tie-breaker. Update the call to
467 (ready_sort): Call model_set_excess_costs.
468 (update_register_pressure): Update call to mark_regno_birth_or_death.
469 Rely on that function to check liveness rather than doing it here.
470 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
471 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
472 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
473 (model_record_pressure, model_record_pressures): New functions.
474 (model_record_final_pressures, model_add_successors_to_worklist)
475 (model_promote_predecessors, model_choose_insn): Likewise.
476 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
477 (model_start_schedule, model_finalize_pressure_group): Likewise.
478 (model_end_schedule): Likewise.
479 (schedule_insn): Say when we're scheduling the next instruction
480 in the model schedule.
481 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
482 (queue_to_ready): Do not add instructions that are
483 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
484 Always allow the next instruction in the model schedule to be added.
485 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
486 and delay for SCHED_PRESSURE_MODEL too.
487 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
488 SCHED_PRIORITY_MODEL, but also take the DFA into account.
489 (schedule_block): Call model_start_schedule and model_end_schedule.
490 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
491 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
492 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
494 (sched_finish): Update accordingly.
495 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
496 to SCHED_PRESSURE_MODEL.
497 (add_jump_dependencies): Update call to dep_list_size.
498 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
499 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
500 to SCHED_PRESSURE_MODEL.
501 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
502 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
503 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
504 handling to SCHED_PRESSURE_MODEL.
506 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
508 * common.opt (fsched-pressure-algorithm=): New option.
509 * flag-types.h (sched_pressure_algorithm): New enum.
510 * sched-int.h (sched_pressure_p): Replace with...
511 (sched_pressure): ...this new variable.
512 * haifa-sched.c (sched_pressure_p): Replace with...
513 (sched_pressure): ...this new variable.
514 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
515 (update_reg_and_insn_max_reg_pressure, schedule_insn)
516 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
517 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
518 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
519 (sched_analyze_insn): Likewise.
520 * sched-rgn.c (schedule_region): Likewise.
521 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
523 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
525 * PR middle-end/52997
526 * ira.c (find_moveable_pseudos): Call resize_reg_info.
529 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
530 * expr.c (convert_move): Honor unsignedp when extending partial int
532 * genmodes.c (complete_mode): Don't clear component field of partial
534 (emit_mode_inner): Don't emit it however.
535 (calc_wider_mode): Partial int modes widen to their component.
537 2012-04-26 David S. Miller <davem@davemloft.net>
539 * config/sparc/niagara4.md: New file.
540 * config/sparc/sparc.md: Include it.
541 * config/sparc/sparc.c (niagara4_costs): New processor costs.
542 (sparc_option_override): Use it.
543 (sparc_use_sched_lookahead): Return 2 for niagara4.
544 (sparc_issue_rate): Likewise.
546 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
547 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
548 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
549 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
550 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
551 alignaddrldi_vis): Set type to gsr.
552 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
553 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
554 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
555 v<vis3_shift_patname><mode>3, fmean16_vis,
556 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
557 fucmp<code>8<P:mode>_vis): Set type to fga.
558 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
559 * config/sparc/niagara.md: Likewise.
560 * config/sparc/niagara2.md: Likewise.
561 * config/sparc/ultra3.md: Likewise, and fix type matching for
562 us3_ialuX reservation.
564 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
566 * reload.c (find_reloads): Change the loop nesting when trying an
567 alternative with swapped operands.
569 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
571 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
572 comment. Delete unused parameter first_exp_point_map.
573 (virt_loc_aware_diagnostic_finalizer): Update call.
575 2012-04-26 Michael Hope <michael.hope@linaro.org>
576 Richard Earnshaw <rearnsha@arm.com>
578 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
579 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
580 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
581 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
583 2012-04-25 Sriraman Tallam <tmsriram@google.com>
585 * doc/extend.texi: Document avx2 support.
586 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
588 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
591 * config/cris/cris.md ("*andhi_lowpart_v32")
592 ("*andqi_lowpart_v32"): Change first input-only operand from
593 a (match_operand ...) to (match_dup 0). Drop alternatives with
594 const_int-matching constraints for redundancy.
595 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
596 three-operand alternative.
598 2012-04-25 Jakub Jelinek <jakub@redhat.com>
601 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
602 instead expand it as zero extension.
604 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
607 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
609 2012-04-25 Jakub Jelinek <jakub@redhat.com>
611 * common.opt (flag_debug_types_section): Default to 0.
612 (dwarf_version): Default to 4.
613 (dwarf_record_gcc_switches): Default to 1.
614 (dwarf_strict): Default to 0.
615 * toplev.c (process_options): Don't handle dwarf_strict
616 or dwarf_version here.
617 * config/vxworks.c (vxworks_override_options): Don't
618 test whether dwarf_strict or dwarf_version are negative,
619 instead test !global_options_set.x_dwarf_*.
620 * config/darwin.c (darwin_override_options): Default to
622 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
623 and -fno-debug-types-section are now the default.
625 2012-04-25 Jan Hubicka <jh@suse.cz>
627 * cgraphunit.c: Update toplevel comment.
628 (tree_rest_of_compilation): Merge into cgraph_expand_function.
629 (cgraph_analyze_function): Make static.
630 (cgraph_decide_is_function_needed): Make static.
631 (cgraph_add_new_function): Use expand_function instead of
633 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
634 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
636 (cgraph_inline_p): Remove.
637 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
638 (init_cgraph): Add comment.
639 * cgraphbuild.c (record_reference, mark_address, mark_load,
640 mark_store): Do not call analyze_expr hook.
641 * cgraph.c: Update toplevel comment.
642 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
643 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
644 Move fere from cgraphunit.c
645 (cgraph_mark_force_output_node): Move to cgraph.h
646 * cgraph.h: Reorder so the comments match the function placement.
647 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
648 (cgraph_mark_force_output_node): Move here from cgraph.c
649 * tree.c (free_lang_data): Do not clear analyze_expr hook.
650 * ipa-inline-transform.c (preserve_function_body_p): New function.
651 (inline_transform): Update.
652 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
653 * langhooks.h (lang_hooks_for_callgraph): Remove.
654 (lang_hooks): Remove callgraph.
655 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
656 * varpool.c: Remove out of date comment.
657 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
658 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
660 2012-04-25 Jan Hubicka <jh@suse.cz>
663 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
665 (cgraph_finalize_function): Finalize them here.
666 * symtab.c (dump_symtab): Dump ctors and dtors.
668 2012-04-25 Jakub Jelinek <jakub@redhat.com>
671 * stor-layout.c (get_best_mode): Don't return mode with bitsize
672 larger than maxbits. Don't compute maxbits modulo align.
673 Also check that unit bytes long store at bitpos / unit * unit
674 doesn't affect bits beyond bitregion_end.
675 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
676 would not fit into bitregion_start ... bitregion_end + 1 bit region.
677 (store_split_bit_field): Decrease unit close to end of bitregion_end
678 if access is restricted in order to avoid mutual recursion.
680 PR tree-optimization/53058
681 * double-int.h (double_int_max_value, double_int_min_value): New
683 * double-int.c (double_int_max_value, double_int_min_value): New
685 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
686 or GT_EXPR with double_int_max_value instead of double_int_mask.
688 2012-04-25 Richard Guenther <rguenther@suse.de>
690 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
691 * tree-vect-loop.c (vect_transform_loop): Adjust.
692 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
693 the maximum number of iterations for the epilogue loop.
694 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
696 2012-04-25 Jakub Jelinek <jakub@redhat.com>
699 * c-typeck.c (set_nonincremental_init,
700 set_nonincremental_init_from_string): Pass true instead of false
701 as IMPLICIT to add_pending_init.
703 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
705 * c-typeck.c (pop_init_level): Improve diagnostics.
707 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
709 * compare-elim.c (try_eliminate_compare): Also handle operands with
712 2012-04-25 Alan Modra <amodra@gmail.com>
714 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
715 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
716 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
717 (no_global_regs_above): Delete.
718 (no_global_regs): New function.
719 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
720 value for load multiple test.
721 (savres_routine_syms): Increase size.
722 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
723 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
724 rather than a number of boolean flags. Update all callers.
725 (rs6000_savres_routine_name): Generate vector save/restore names.
726 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
727 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
728 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
729 and using_store_multiple. Expand uses. Don't always use r11 as
730 frame reg when needed for out-of-line saves. Set up initial offset
731 for out-of-line vector saves when buying stack frame. Handle pointer
732 reg setup for out-of-line fp save. Emit call to out-of-line vector
733 save function. Choose r11 or r12 for vrsave reg when available for
735 (rs6000_output_function_prologue): Don't emit .extern for ELF.
736 (rs6000_emit_epilogue): Choose a better frame reg when restoring
737 from back-chain to suit out-of-line vector restore functions. Emit
738 call to out-of-line vector restore function. Adjust register used
739 for cr restore. Tweak pointer register setup for gpr restore.
740 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
742 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
743 (V_SAVE_INLINE): Define.
744 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
746 2012-04-25 Alan Modra <amodra@gmail.com>
748 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
749 out-of-line save/restore for large frames. Don't disable
750 out-of-line saves on ABI_AIX when using static chain reg.
751 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
752 clobber static chain reg, and tweak for out-of-line gpr saves
755 2012-04-25 Alan Modra <amodra@gmail.com>
757 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
758 (rs6000_emit_prologue): Use the above to catch register overlap.
760 2012-04-25 Alan Modra <amodra@gmail.com>
762 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
763 decl. Move logic selecting update reg to callers. Update all callers.
764 (rs6000_emit_allocate_stack): Add copy_off param.
765 (emit_frame_save): Don't handle reg+reg addressing.
766 (ptr_regno_for_savres): New function, extracted from..
767 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
768 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
769 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
770 frame offset adjustment for out-of-line save with copy from sp.
771 Simplify condition controlling whether cr is saved early or
772 late. Use ptr_regno_for_savres to verify correct reg is set
773 up for out-of-line saves. Pass the actual pointer reg used to
774 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
775 function. Rearrange spe vars so code is similar to that
776 elsewhere in this function. Don't update frame_off when spe
777 save code will restore r11. Use emit_frame_save for spe and
778 gpr saves. Consolidate darwin out-of-line gpr setup with that
779 for other abis. Don't assume frame_offset is zero and frame
780 reg is sp when setting up altivec reg saves, and calculate
781 exact offset requirement.
782 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
783 spe restore code. Consolidate darwin out-of-line gpr setup
784 with that for other abis.
786 2012-04-25 Alan Modra <amodra@gmail.com>
788 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
789 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
791 (emit_frame_save): Delete frame_ptr param. Rename total_size to
793 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
794 and emit_frame_save calls. Cope with possibly missing note.
796 2012-04-24 Sriraman Tallam <tmsriram@google.com>
798 * config/i386/i386.c (build_processor_model_struct): New function.
799 (make_var_decl): New function.
800 (fold_builtin_cpu): New function.
801 (ix86_fold_builtin): New function.
802 (make_cpu_type_builtin): New function.
803 (ix86_init_platform_type_builtins): New function.
804 (ix86_expand_builtin): Expand new builtins by folding them.
805 (ix86_init_builtins): Make new builtins to detect CPU type.
806 (TARGET_FOLD_BUILTIN): New macro.
807 (IX86_BUILTIN_CPU_INIT): New enum value.
808 (IX86_BUILTIN_CPU_IS): New enum value.
809 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
810 * config/i386/i386-builtin-types.def: New function type.
811 * testsuite/gcc.target/builtin_target.c: New testcase.
812 * doc/extend.texi: Document builtins.
814 2012-04-24 Olivier Hainque <hainque@adacore.com>
816 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
817 * toplev.c (process_options): Default to dwarf_version 2.
818 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
821 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
823 * tree-pretty-print.h (default_tree_printer): Do not declare.
824 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
826 (default_tree_diagnostic_starter): Make static.
827 (default_tree_printer): Move to here. Make static.
828 (tree_diagnostics_defaults): New.
829 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
830 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
831 * toplev.c: Do not include tree-pass.h.
832 (default_tree_printer): Move from here.
833 (general_init): Use tree_diagnostics_defaults.
835 2012-04-24 Chao-ying Fu <fu@mips.com>
837 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
838 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
839 * config/mips/gnu-user.h
840 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
841 (GNU_USER_TARGET_LINK_SPEC): New define.
842 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
843 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
844 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
845 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
846 GNU_USER_TARGET_ENDFILE_SPEC.
847 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
848 (GNU_USER_TARGET_LINK_SPEC): New define.
849 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
850 * config/mips/linux-common.h: New file.
852 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
855 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
856 (altivec_build_resolved_builtin): Call fully_fold_convert.
858 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
861 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
863 2012-04-24 Richard Guenther <rguenther@suse.de>
865 PR tree-optimization/53085
866 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
869 2012-04-24 Richard Guenther <rguenther@suse.de>
871 * tree-if-conv.c (main_tree_if_conversion): Move bb under
874 2012-04-24 Jim Meyering <meyering@redhat.com>
876 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
877 absence of an define_enum call.
879 2012-04-24 Richard Guenther <rguenther@suse.de>
881 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
882 the epilogue loop is not re-used as unvectorized version
883 record the its maximum number of iterations.
885 2012-04-24 Andrew Pinski <apinski@cavium.com>
887 * tree-ssa-forwprop.c (simplify_bitwise_binary):
888 Don't directly use def1/def2.
890 2012-04-24 Richard Guenther <rguenther@suse.de>
892 PR tree-optimization/53098
893 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
896 2012-04-24 Andrew Pinski <apinski@cavium.com>
899 * tree-ssa-forwprop.c (defcodefor_name): New function.
900 (simplify_bitwise_binary): Use defcodefor_name instead of manually
901 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
902 Simplify "(~X | Y) & X" to "X & Y" and
903 "(~X & Y) | X" to "X | Y".
905 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
907 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
908 validate_change to add clobbers if IN_GROUP is nonzero.
909 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
910 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
912 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
914 * config/s390/s390.c (insn_invalid_p): Likewise.
916 2012-04-24 Jakub Jelinek <jakub@redhat.com>
919 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
920 (output_addressed_constants): Likewise.
923 * varasm.c (get_section): Don't ICE for section conflicts with
924 built-in section kinds.
926 2012-04-23 DJ Delorie <dj@redhat.com>
928 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
929 (LIBSTDCXX): Change to CPP2.
931 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
934 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
937 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
939 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
940 (*addsi_2_zext): Ditto.
941 (*add<mode>_3): Ditto.
942 (*addsi_3_zext): Ditto.
943 (*add<mode>_5): Ditto.
945 2012-04-23 Andrew Pinski <apinski@cavium.com>
947 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
948 (C & B) to (A OP0) & B.
950 2012-04-23 Martin Jambor <mjambor@suse.cz>
952 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
953 temporaries created for a bitfield (reverting revision 122014).
955 2012-04-23 Richard Guenther <rguenther@suse.de>
957 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
958 the condition using is_gimple_condexpr and avoid the not necessary
960 (set_prologue_iterations): Likewise.
961 (vect_loop_versioning): Likewise.
963 2012-04-23 Richard Guenther <rguenther@suse.de>
965 PR tree-optimization/53070
966 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
967 (main_tree_if_conversion): Verify we succeeded in that.
969 2012-04-23 Jan Hubicka <jh@suse.cz>
971 * lto-symtab.c (lto_cgraph_replace_node): Do not call
973 * cgraph.c (cgraph_remove_node): Do not clear reachable.
974 (cgraph_mark_reachable_node): Remove.
975 (cgraph_mark_force_output_node): Do not set reachable.
976 (dump_cgraph_node): Do not dump reachable.
977 (cgraph_create_virtual_clone): Do not set reachable.
978 * cgraph.h (cgraph_node): Remove reachable flag.
979 (varpool_node): Remove reachable flag.
980 (cgraph_mark_if_needed): Remove.
981 (cgraph_mark_reachable_node): Remove.
982 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
983 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
985 (cgraph_add_new_function): Likewise.
986 (cgraph_mark_if_needed): Remove.
987 (cgraph_analyze_function): Do not set target as reachable.
988 (process_function_and_variable_attributes): Do not care about
990 (cgraph_analyze_functions): Do not set reachable flags.
991 (cgraph_mark_functions_to_output): Do not check reachability.
992 (cgraph_copy_node_for_versioning): Do not set reachable flag.
993 (dbxout_expand_expr): Update.
994 * c-decl.c (merge_decls): Do not track changed externs.
995 * ipa.c: Include pointer-set.h
996 (enqueue_cgraph_node): Use reachable pointer set.
997 (process_references): Likewise.
998 (cgraph_remove_unreachable_nodes): Likewise.
999 (whole_program_function_and_variable_visibility): Do not recompute
1001 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
1003 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1005 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1007 2012-04-23 Richard Guenther <rguenther@suse.de>
1010 * c-typeck.c (build_binary_op): Fix typo.
1012 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1014 PR tree-optimizations/52891
1015 * tree-vect-patterns.c (adjust_bool_pattern): Use
1016 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1017 but with non-standard precision.
1019 2012-04-22 Jan Hubicka <jh@suse.cz>
1021 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
1024 2012-04-22 Jan Hubicka <jh@suse.cz>
1026 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
1027 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1028 mark_load, mark_store): Do not mark varpool nodes as needed.
1029 * cgraph.c (cgraph_new_nodes): Remove.
1030 (cgraph_create_function_alias): Do not mark nodes as reachable.
1031 (cgraph_add_thunk): Likewise.
1032 (cgraph_mark_reachable_node): Do not manage the queue.
1033 * cgraph.h (cgraph_node): Remove next_needed.
1034 (varpool_nodes_queue): Remove next_needed and prev_needed.
1035 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
1036 (cgraph_new_nodes): Declare.
1037 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
1038 (varpool_analyze_pending_decls): Remove.
1039 (varpool_analyze_node): New.
1040 (varpool_mark_needed_node): Remove.
1041 (varpool_first_variable, varpool_next_variable): New inlines.
1042 (varpool_first_static_initializer, varpool_next_static_initializer):
1044 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
1045 (varpool_first_defined_variable): New inline.
1046 (varpool_next_defined_variable): New inline
1047 (FOR_EACH_VARIABLE): Reimplement.
1048 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
1049 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
1051 * cgraphunit.c (cgraph_new_nodes): Declare here.
1052 (enqueue_node): New function.
1053 (cgraph_process_new_functions): update for new
1054 node set; when constructing cgraph enqueue node for processing.
1055 (cgraph_add_new_function): Use new node set.
1056 (process_function_and_variable_attributes): Do not set varpool needed
1058 (referred_to_p): New function.
1059 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
1060 when varpool is in construction.
1061 (cgraph_analyze_functions): Rewrite.
1062 (cgraph_expand_all_functions): Update.
1063 (cgraph_output_in_order): Do not analyze pending decls; do not set
1065 (cgraph_optimize): Do not analyze pending decls.
1066 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
1067 in other partition; do not mark node as needed.
1068 * dwarf2out.c (reference_to_unused): Use analyzed flag.
1069 (premark_types_used_by_global_vars_helper): Likewise.
1070 * ipa.c (process_references): Do not call varpool_mark_needed_node.
1071 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
1073 (function_and_variable_visibility): Do not mark node as needed.
1074 (whole_program_function_and_variable_visibility): Likewise.
1075 * Makefile.in (gt-varpool.h): No longer needed.
1076 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
1077 (ipa_write_summaries): Do not use needed flag.
1078 * varpool.c: Do not include gt-varpool.h
1079 (x_varpool_nodes_queue, x_varpool_last_needed_node,
1080 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
1081 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
1083 (varpool_remove_node): Do not update the lists.
1084 (dump_varpool_node): Do not dump needed flag.
1085 (varpool_enqueue_needed_node): Remove.
1086 (varpool_mark_needed_node): Remove.
1087 (varpool_reset_queue): Remove.
1088 (varpool_finalize_decl): Move to cgraphunit.c
1089 (varpool_analyze_node): New functions based on former
1090 varpool_analyze_pending_decls.
1091 (varpool_analyze_pending_decls): Remove.
1092 (varpool_assemble_decl): Do not update the lists.
1093 (enqueue_node): New function.
1094 (varpool_remove_unreferenced_decls): Rewrite.
1095 (varpool_empty_needed_queue): Remove.
1096 (add_new_static_var): Do not mark node as needed.
1097 (varpool_create_variable_alias): Handle expansion state
1099 * except.c (output_ttype): Do not mark node as needed.
1100 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
1101 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
1103 * tree-switch-conversion.c (build_one_array): Likewise.
1105 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1108 * doc/invoke.texi (pedantic): Rename to Wpedantic.
1109 * common.opt (Wpedantic): New.
1110 (pedantic): Alias Wpedantic.
1111 * diagnostic.c (warning_at): Likewise.
1112 * c-decl.c (diagnose_mismatched_decls): Likewise.
1113 (build_array_declarator): Likewise.
1114 (mark_forward_parm_decls):
1115 (check_bitfield_type_and_width): Likewise.
1116 (grokdeclarator): Likewise.
1117 (grokfield): Likewise.
1118 (finish_struct): Likewise.
1119 (build_enumerator): Likewise.
1120 (store_parm_decls_oldstyle): Likewise.
1121 (declspecs_add_qual): Likewise.
1122 (declspecs_add_type): Likewise.
1123 (finish_declspecs): Likewise.
1124 * c-typeck.c (composite_type): Likewise.
1125 (comp_target_types): Likewise.
1126 (build_array_ref): Likewise.
1127 (pointer_diff): Likewise.
1128 (build_unary_op): Likewise.
1129 (build_conditional_expr): Likewise.
1130 (build_c_cast): Likewise.
1131 (convert_for_assignment): Likewise.
1132 (maybe_warn_string_init): Likewise.
1133 (digest_init): Likewise.
1134 (pop_init_level): Likewise.
1135 (set_init_index): Likewise.
1136 (c_finish_goto_label): Likewise.
1137 (c_finish_return): Likewise.
1138 (do_case): Likewise.
1139 (build_binary_op): Likewise.
1140 * c-parser.c (static): Likewise.
1141 (c_parser_external_declaration): Likewise.
1142 (c_parser_declaration_or_fndef): Likewise.
1143 (c_parser_static_assert_declaration_no_se): Likewise.
1144 (c_parser_enum_specifier): Likewise.
1145 (c_parser_struct_or_union_specifier): Likewise.
1146 (c_parser_struct_declaration): Likewise.
1147 (c_parser_alignas_specifier): Likewise.
1148 (c_parser_braced_init): Likewise.
1149 (c_parser_initelt): Likewise.
1150 (c_parser_compound_statement_nostart): Likewise.
1151 (c_parser_conditional_expression): Likewise.
1152 (c_parser_alignof_expression): Likewise.
1153 (c_parser_postfix_expression): Likewise.
1154 (c_parser_postfix_expression_after_paren_): Likewise.
1155 (c_parser_objc_class_instance_variables): Likewise.
1156 (c_parser_objc_method_definition): Likewise.
1157 (c_parser_objc_methodprotolist): Likewise.
1159 2012-04-22 Ian Lance Taylor <iant@google.com>
1161 * godump.c (go_output_typedef): Dump size of structs.
1163 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
1165 Correcting transform_to_exit_first_loop + fix to PR46886
1166 * tree-parloops.c (transform_to_exit_first_loop): Remove
1167 setting of number of iterations according to the loop pattern.
1168 Duplicate from entry to exit->src instead of loop->latch.
1169 (pallelize_loops): Remove the condition preventing do-while loops.
1170 * tree-cfg.c (bool bb_in_region_p): New.
1171 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
1172 Adjust redirection of the duplicated iteration.
1174 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
1177 * rtl.def (ADDRESS): Use "i" rather than "w".
1178 * rtl.h (find_base_term): Delete.
1179 (may_be_sp_based_p): Declare.
1180 * rtl.c (rtx_code_size): Remove ADDRESS special case.
1181 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
1182 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
1184 (find_base_term): Make static.
1185 (may_be_sp_based_p): New function.
1186 * dse.c (record_store): Use it.
1187 * store-motion.c (store_killed_in_insn): Likewise.
1189 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
1191 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
1193 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1196 * c-typeck.c (inform_declaration): New.
1197 (build_function_call_vec): Do not pretty-print
1198 expressions when caret is enabled.
1199 (convert_arguments): Use inform_declaration.
1201 2012-04-20 Jim Meyering <meyering@redhat.com>
1203 * genmodes.c (make_complex_modes): Don't truncate a mode name of
1204 length 7 or more when prepending a "C". Suggested by Richard Guenther.
1206 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1208 PR rtl-optimization/44214
1209 * fold-const.c (exact_inverse): New function.
1210 (fold_binary_loc): Fold vector and complex division by constant into
1211 multiply by recripocal with flag_reciprocal_math; fold vector division
1212 by constant into multiply by reciprocal with exact inverse.
1214 2012-04-20 Jan Hubicka <jh@suse.cz>
1216 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
1218 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
1219 (cgraph_remove_node): Update.
1220 (cgraph_mark_needed_node): Remove.
1221 (cgraph_mark_force_output_node): New.
1222 (dump_cgraph_node): Do not dump needed flag.
1223 (cgraph_node_cannot_be_local_p_1): Update.
1224 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
1225 * cgraph.h (symtab_node_base): Add force_output flag.
1226 (cgraph_node): Remove needed flag.
1227 (varpool_node): Remove force_output flag.
1228 (cgraph_mark_needed_node): Remove.
1229 (cgraph_mark_force_output_node): New.
1230 (cgraph_only_called_directly_or_aliased_p,
1231 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
1232 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
1233 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
1234 (cgraph_add_new_function): Update.
1235 (cgraph_mark_if_needed): Update.
1236 (verify_cgraph_node): Update.
1237 (cgraph_analyze_function): Alias target is reachable.
1238 (process_function_and_variable_attributes): Update: externally_visible
1239 flag makes function reachable.
1240 (cgraph_analyze_functions): Update dumping.
1241 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
1242 input_overwrite_node, input_varpool_node): Update streaming.
1243 * lto-streamer-out.c (produce_symtab): Use force_output.
1244 * ipa.c (process_references): Weakrefs must be processed.
1245 (cgraph_remove_unreachable_nodes): Likewise; update for new
1247 (varpool_externally_visible_p): Weakrefs are externally visible
1248 even if they are not.
1249 (function_and_variable_visibility): Update; when processing alias
1250 pair force the targets to be output.
1251 (whole_program_function_and_variable_visility): Use
1252 mark_reachable_node.
1253 * trans-mem.c (ipa_tm_mark_needed_node): Remove
1254 (ipa_tm_mark_force_output_node): New function.
1255 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
1256 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
1258 * varasm.c (mark_decl_referenced): Update.
1259 (find_decl_and_mark_needed): Remove.
1260 (find_decl): New function.
1261 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
1262 alias targets as needed.
1263 (dump_tm_clone_pairs): Update.
1264 * tree-inline.c (copy_bb): Update check.
1265 * symtab.c (dump_symtab_base): Dump force_output.
1266 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
1267 * passes.c (execute_todo): Fix dumping.
1268 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
1269 (varpool_analyze_pending_decls): Alias target is reachable.
1270 (varpool_create_variable_alias): Finalize weakrefs.
1272 2012-04-20 Jakub Jelinek <jakub@redhat.com>
1275 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
1276 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
1277 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
1278 macros instead of constants.
1279 * dse.c (record_store): Check for SP ADDRESS by comparing
1280 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
1281 XEXP to be stack_pointer_rtx.
1283 2012-04-20 Richard Guenther <rguenther@suse.de>
1285 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
1286 update_call_from_tree when propagating into a call.
1288 2012-04-20 Alan Modra <amodra@gmail.com>
1290 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
1291 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
1292 sp_offset to frame_off. Move world save code earlier.
1294 2012-04-20 Richard Guenther <rguenther@suse.de>
1296 PR tree-optimization/53050
1297 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
1298 Do only one transform on COND_EXPRs at the same time.
1300 2012-04-19 Jan Hubicka <jh@suse.cz>
1302 * symtab.c (dump_symtab_base): Revert accidental checkin.
1304 2012-04-20 Alan Modra <amodra@gmail.com>
1307 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1308 static chain, set REST_INLINE_FPRS too.
1310 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
1312 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
1315 2012-04-20 Richard Guenther <rguenther@suse.de>
1317 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
1318 loops that can never run more often than the vectorization factor.
1320 2012-04-19 Jan Hubicka <jh@suse.cz>
1322 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
1324 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
1326 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1328 2012-04-19 Jim Meyering <meyering@redhat.com>
1330 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
1331 We verified above that the string(including trailing NUL) fits in buf,
1334 2012-04-19 Richard Guenther <rguenther@suse.de>
1336 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
1337 for dumping DECL_SECTION_NAME.
1339 2012-04-19 Michael Matz <matz@suse.de>
1342 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
1343 (struct tree_vector): Adjust GTY length.
1344 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
1346 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
1348 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
1349 caller emitted the length calulation already.
1350 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
1351 before handling any of the fields for structs.
1353 2012-04-19 Richard Guenther <rguenther@suse.de>
1355 PR tree-optimization/53031
1356 * tree-vrp.c (adjust_range_with_scev): Revert back to
1357 using max_loop_iterations.
1359 2012-04-19 Michael Matz <matz@suse.de>
1361 * diagnostic.c (emit_diagnostic): Move va_end call after user
1363 (warning, warning_at, pedwarn, permerror): Ditto.
1365 2012-04-19 Richard Guenther <rguenther@suse.de>
1367 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1370 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1373 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1374 the case *(X+const).
1376 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1378 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
1380 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1383 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
1384 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
1386 2012-04-19 Richard Guenther <rguenther@suse.de>
1388 PR rtl-optimization/44688
1389 * loop-iv.c (determine_max_iter): Only return max_iter.
1390 (iv_number_of_iterations): Also use the recorded loop bound
1391 on the maximum number of iterations.
1392 * loop-unroll.c (decide_unroll_runtime_iterations): Use
1393 max_iter to avoid unrolling loops that do not roll.
1394 (decide_unroll_stupid): Likewise.
1396 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
1398 * targhooks.c (default_case_values_threshold): Fix code style nit.
1400 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
1401 case range and type folding from here...
1402 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
1403 type, as documented in tree.def.
1405 2012-04-18 Jan Hubicka <jh@suse.cz>
1407 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
1409 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
1410 cgraph hash and same comdat groups.
1411 (cgraph_optimize): Verify symbol table.
1412 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
1413 (dissolve_same_comdat_group_list): Work on symtab nodes.
1414 (function_and_variable_visibility): Dissolve variable same comdat group
1416 * symtab.c: Include timevar.h
1417 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
1419 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
1421 * tree-switch-conversion.c (info): Remove global pass info.
1422 (check_range, check_process_case, check_final_bb, create_temp_arrays,
1423 free_temp_arrays, gather_default_values, build_constructors,
1424 array_value_type, build_one_array, build_arrays, gen_def_assigns,
1425 fix_phi_nodes, gen_inbound_check): Pass info around from ...
1426 (process_switch): ... here. Unify message format. Return a const
1427 char pointer to the failure reason message.
1428 (do_switchconv): Unify message format. Update process_switch usage.
1430 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
1431 * tree-cfg.c (edge_to_cases): Fix documentation.
1433 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1435 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1437 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1439 PR tree-optimization/52976
1440 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
1441 (possibly_move_powi): New function.
1442 (rewrite_expr_tree): Call possibly_move_powi.
1443 (rewrite_expr_tree_parallel): Likewise.
1444 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
1445 call add_to_ops_vec instead.
1447 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1449 PR tree-optimization/52976
1450 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
1451 (decrement_power): Likewise.
1452 (propagate_op_to_single_use): Likewise.
1453 (zero_one_operation): Handle __builtin_pow* calls in linearized
1454 expression trees; factor logic into propagate_op_to_single_use.
1455 (undistribute_ops_list): Allow operands with repeat counts > 1.
1457 2012-04-18 Richard Guenther <rguenther@suse.de>
1459 PR tree-optimization/44688
1460 * cfgloop.h (record_niter_bound): Declare.
1461 * tree-ssa-loop-niter.c (record_niter_bound): Export.
1462 Update the estimation with the upper bound here...
1463 (estimate_numbers_of_iterations_loop): ... instead of here.
1464 Do not forcefully reset a recorded upper bound.
1465 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
1466 Record the maximum number of loop iterations of the prologue loop.
1468 2012-04-18 Jan Hubicka <jh@suse.cz>
1470 * lto-symtab.c (lto_cgraph_replace_node): Update.
1471 * cgraphbuild.c (record_reference, record_type_list,
1472 record_eh_tables, mark_address, mark_load, mark_store): Update.
1473 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
1474 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
1476 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
1477 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
1478 * reload.c: Fix typo in comment.
1479 * rtlanal.c: Likewise.
1480 * tree-emultls.c (gen_emutls_addr): Update.
1481 * ipa-reference.c (analyze_function): Update.
1482 * cgraphunit.c (cgraph_analyze_function,
1483 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
1485 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
1486 (ipa_remove_reference): Likewise.
1487 (ipa_remove_all_refering): Rename to ...
1488 (ipa_remove_all_referring): ... this one; update.
1489 (ipa_dump_references): Update.
1490 (ipa_dump_referring): Update.
1491 (ipa_clone_references): Update.
1492 (ipa_clone_refering): Rename to ...
1493 (ipa_clone_referring): ... this one; update.
1494 (ipa_ref_cannot_lead_to_return): Update.
1495 (ipa_ref_has_aliases_p): Update.
1496 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
1498 (ipa_ref_type): Remove.
1499 (ipa_ref_ptr_u): Remove.
1500 (ipa_ref): Remove referencing, refered, refered_index, refering_type
1501 and refered_type; add referring, referred and referred_index.
1502 (ipa_ref_list): Rename refering to referring.
1503 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
1504 ipa_clone_references, ipa_clone_referring): Update prototypes.
1505 * lto-cgraph.c (referenced_from_other_partition_p): Update.
1506 (lto_output_ref): Update.
1507 (add_references): Update.
1508 (input_varpool_node): Update.
1509 (input_refs): Update.
1510 * ipa-ref-inline.h (ipa_ref_node): Update.
1511 (ipa_ref_varpool_node): Update.
1512 (ipa_ref_referring_node): Update.
1513 (ipa_ref_referring_varpool_node): Update.
1514 (ipa_ref_referring_ref_list): Update.
1515 (ipa_ref_referred_ref_list): Update.
1516 (ipa_ref_list_first_referring): Update.
1517 (ipa_empty_ref_list): Update.
1518 (ipa_ref_list_refering_iterate): Rename to ...
1519 (ipa_ref_list_referring_iterate): ... this one.
1520 * cse.c: Update comment.
1521 * ipa-utils.c (ipa_reverse_postorder): Update.
1522 * tree-ssa-alias.c: Update.
1523 * ipa-inline.c (reset_edge_caches): Update.
1524 (update_caller_keys): Update.
1525 * ipa-inline.h: Update comments.
1526 * jump.c: Update comment.
1527 * alias.c: Likewise.
1528 * ipa.c (process_references): Update.
1529 (cgraph_remove_unreachable_nodes): Likewise.
1530 (ipa_discover_readonly_nonaddressable_var): Likewise.
1531 (cgraph_address_taken_from_non_vtable_p): Likewise.
1532 * trans-mem.c (ipa_tm_execute): Update.
1533 * simplify-rtx.c: Fix comment.
1534 * rtl.c: Fix comment.
1535 * symtab.c (symtab_unregister_node): Update.
1536 * varpool.c (dump_varpool_node): Update.
1537 (varpool_analyze_pending_decls): Update.
1538 (assemble_aliases): Update.
1539 (varpool_for_node_and_aliases): Update.
1541 2012-04-18 Richard Guenther <rguenther@suse.de>
1543 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
1544 use_undefined_p parameter.
1545 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
1546 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
1548 (estimate_numbers_of_iterations): Likewise.
1549 (estimated_loop_iterations): Adjust.
1550 (max_loop_iterations): Likewise.
1551 (scev_probably_wraps_p): Likewise.
1552 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
1553 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
1554 not max_loop_iterations.
1555 (execute_vrp): Remove explicit number of iterations estimation.
1557 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
1559 * config/i386/linux-common.h: New.
1561 * config.gcc: Add i386/linux-common.h before
1562 all i386/linux.h and i386/linux64.h usages.
1564 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
1565 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
1566 * config/i386/gnu-user64.h: Likewise.
1568 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
1569 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
1570 (GNU_USER_TARGET_MATHFILE_SPEC): New.
1571 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
1573 2012-04-18 Jan Hubicka <jh@suse.cz>
1575 * cgraph.c (cgraph_node_name): Remove.
1576 (dump_cgraph_node): Use dump_symtab_base; reformat.
1577 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
1578 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
1580 (cgraph_node_name, varpool_node_name): Remove.
1581 (cgraph_node_asm_name, varpool_node_asm_name,
1582 cgraph_node_name, varpool_node_name): New.
1583 * tree-pass.h (TODO_dump_cgraph): Rename to ...
1584 (TODO_dump_symtab): ... this one.
1585 * ipa-cp (pass_ipa_cp): Update.
1586 * ia-reference.c (generate_summary, read_write_all_from_decl,
1587 propagate, ipa_reference_read_optimization_summary): Update.
1588 * cgraphunit.c (cgraph_analyze_functions): Update.
1589 (cgraph_optimize): Update.
1590 * ipa-ref.c (ipa_dump_references): Update.
1591 (ipa_dump_refering): Update.
1592 * ipa-inline.c (pass_ipa_inline): Update.
1593 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
1594 * ipa.c (pass_ipa_function_visibility,
1595 pass_ipa_whole_program_visibility): Update.
1596 * tree-sra.c (pass_early_ipa_sra): Update.
1597 * symtab.c: Include langhooks.h
1598 (symtab_node_asm_name): New.
1599 (symtab_node_name): New.
1600 (symtab_type_names): New static var.
1601 (dump_symtab_base): New.
1602 (dump_symtab_node, dump_symtab): New.
1603 (debug_symtab_node, debug_symtab): New.
1604 * tree-ssa-structalias.c: Dump symbol table.
1605 * pases.c (execute_todo): Handle TODO_dump_symtab instead
1606 of TODO_dump_cgraph.
1607 * varpoo.c (varpool_node_name): Remove.
1608 (dump_varpool_node): Use dump_symtab_base; reformat.
1610 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1612 * doc/invoke.texi (Language Independent Options): @item should be
1615 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
1618 * rtl.c (rtx_code_size): Handle ADDRESS.
1620 2012-04-17 Tom de Vries <tom@codesourcery.com>
1622 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
1625 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1628 * config/i386/sync.md (atomic_<code><mode>): Rename to
1629 atomic_<logic><mode>.
1631 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
1633 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
1634 * alias.c (reg_base_value): Expand and update comment.
1635 (arg_base_value): New variable.
1636 (unique_id): Move up file.
1637 (unique_base_value, unique_base_value_p, known_base_value_p): New.
1638 (find_base_value): Use arg_base_value and known_base_value_p.
1639 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
1640 (find_base_term): Use known_base_value_p.
1641 (base_alias_check): Use unique_base_value_p.
1642 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
1643 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
1645 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
1647 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
1649 2012-04-17 Michael Matz <matz@suse.de>
1651 PR tree-optimization/18437
1652 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
1653 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
1654 (vect_check_strided_load): Declare.
1655 * tree-vect-data-refs.c (vect_check_strided_load): New function.
1656 (vect_analyze_data_refs): Use it to accept strided loads.
1657 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
1659 2012-04-17 Richard Guenther <rguenther@suse.de>
1662 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
1663 loops when redirecting an entry or latch edge.
1665 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
1667 * sel-sched.c (sel_global_init): Revert previous change.
1669 2012-04-17 Richard Guenther <rguenther@suse.de>
1671 * tree-flow.h (array_at_struct_end_p): Move declaration ...
1672 * tree.h (array_at_struct_end_p): ... here.
1673 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
1674 * expr.c (array_at_struct_end_p): ... here. Rewrite.
1676 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
1678 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
1679 COST_TABLE): Remove.
1680 (estimate_case_costs): Remove.
1681 (expand_case): Do not call estimate_case_costs
1682 to set use_cost_table.
1683 (balance_case_nodes): Do not use use_cost_table.
1685 2012-04-16 Jan Hubicka <jh@suse.cz>
1687 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
1688 (hash_node, eq_node): Remove.
1689 (cgraph_create_node): Do not handle hashtable.
1690 (cgraph_get_node): Remove.
1691 (cgraph_insert_node_to_hashtable): Remove.
1692 (hash_node_by_assembler_name): Remove.
1693 (eq_assembler_name): Remove.
1694 (cgraph_node_for_asm): Rewrite.
1695 (cgraph_find_replacement_node): Break out from ...
1696 (cgraph_remove_node): ... here; do not maintain hashtables.
1697 (change_decl_assembler_name): Remove.
1698 (cgraph_clone_node): Do not maintain hashtables.
1699 * cgraph.h (const_symtab_node): New typedef.
1700 (cgraph_insert_node_to_hashtable): Remove.
1701 (symtab_get_node, symtab_node_for_asm,
1702 symtab_insert_node_to_hashtable): Declare.
1703 (cgraph_find_replacement_node): Declare.
1704 (cgraph_get_node, varpool_get_node): Turn into inlines.
1705 (cgraph, varpool): Work sanely on NULL pointers.
1706 (FOR_EACH_SYMBOL): New walker.
1707 * ipa-inline-transform.c (save_inline_function_body): Use
1708 symtab_insert_node_to_hashtable.
1709 * symtab.c: Include ggc.h and diagnostics.h
1710 (symtab_hash, assembler_name_hash): New static vars;
1711 (hash_node, eq_node, hash_node_by_assembler_name,
1712 eq_assembler_name, insert_to_assembler_name_hash,
1713 unlink_from_assembler_name_hash): New.
1714 (symtab_register_node): Update hashtables.
1715 (symtab_insert_node_to_hashtable): New.
1716 (symtab_unregister_node): Update hashtables.
1717 (symtab_get_node): New.
1718 (symtab_node_for_asm): New.
1719 (change_decl_assembler_name): New.
1720 * Makefile.in (symtab.o): Needs GTY.
1721 * varpool.c (varpool_hash): Remove.
1722 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
1723 (varpool_node): Rewrite using varpool_get_node.
1724 (varpool_remove_node): DO not maintain hashtables.
1725 (varpool_node_for_asm): Rewrite.
1727 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
1729 * doc/invoke.texi: Copy-edit to put verbs in the present tense
1730 when describing the current behavior of GCC.
1732 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
1734 * genemit.c (gen_exp): Remove ADDRESS handling.
1735 * genoutput.c (scan_operands): Likewise.
1736 * genpeep.c (match_rtx): Likewise.
1737 * genrecog.c (add_to_sequence): Likewise.
1739 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
1741 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
1743 2012-04-16 Martin Jambor <mjambor@suse.cz>
1745 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
1748 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
1751 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1752 hints for 'A' operand types.
1754 2012-04-16 Jan Hubicka <jh@suse.cz>
1756 * cgraph.h (symtab_node_base): Add next and previous pointers.
1757 (cgraph_node): Remove next and preivous pointers.
1758 (varpool_node): Likewise; remove next/previous GTY marker;
1759 it is not type safe.
1760 (symtab_node_def): Update GTY marker
1761 (x_cgraph_nodes, cgraph_nodes): Remove.
1762 (symtab_nodes): New function.
1763 (cgraph_order): Rename to ...
1764 (symtab_order): ... this one.
1765 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
1767 (x_varpool_nodes, varpool_nodes): Remove.
1768 (FOR_EACH_STATIC_VARIABLE): Update.
1769 (symtab_function_p, symtab_variable_p): New function.
1770 (FOR_EACH_VARIABLE): Update.
1771 (varpool_first_variable, varpool_next_variable): New functions.
1772 (FOR_EACH_VARIABLE): Update.
1773 (cgraph_first_defined_function): Update.
1774 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
1775 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
1776 (cgraph_first_function, cgraph_next_function): New.
1777 (FOR_EACH_FUNCTION): Update.
1778 (cgraph_first_function_with_gimple_body,
1779 cgraph_next_function_with_gimple_body): Update.
1780 * symtab.c: New file.
1781 * cgraph.c: Update copyright dates.
1782 (x_cgraph_nodes, cgraph_order): Remove.
1783 (NEXT_FREE_NODE): Update.
1784 (SET_NEXT_FREE_NODE): New.
1785 (cgraph_create_node_1): Remove common code.
1786 (cgraph_create_node): Remove common code; call symtab_register_node.
1787 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
1788 (cgraph_add_asm_node): Update.
1789 (cgraph_clone_node): Register new node.
1790 * cgraphunit.c (process_function_and_variable_attributes): Update.
1791 (cgraph_analyze_functions): Update.
1792 (cgraph_analyze_functions): Update.
1793 (cgraph_output_in_order): Update.
1794 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
1796 * ipa-inline.c (recursive_inlining): Update.
1797 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
1798 * ipa.c (cgraph_remove_unreachable_nodes): Update.
1799 * Makefile.in: Add symtab.o
1800 * varpool.c (x_varpool_nodes): Remove
1801 (varpool_node): Remove common code; call symtab_register_node.
1802 (varpool_remove_node): Remove common code; call symtab_unregister_node.
1804 2012-04-16 Richard Guenther <rguenther@suse.de>
1807 * tree.h (VECTOR_CST_NELTS): Adjust.
1808 (struct tree_vector): Add explicit length field.
1809 (make_vector_stat): Declare.
1810 (make_vector): Define.
1811 * tree.c (make_vector_stat): New function.
1812 (build_vector_stat): Use it.
1813 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
1815 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1817 PR tree-optimization/52976
1818 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
1819 (undistribute_ops_list): Ops with repeat counts aren't eligible for
1821 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
1823 2012-04-16 Jan Hubicka <jh@suse.cz>
1825 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
1827 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
1828 walkers to walk cgraph and varpool.
1829 * cgraph.c (cgraph_node_for_asm): Likewise.
1830 (dump_cgraph): Likewise.
1831 * value-prof.c (init_node_map): Likewise.
1832 * tree.c (free_lang_data_in_cgraph): Likewise.
1833 * tree-emutls.c: (ipa_lower_emutls): Likewise.
1834 * ipa-reference.c (generate_summary, propagate): Likewise.
1835 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
1836 cgraph_mark_functions_to_output, cgraph_output_in_order,
1837 output_weakrefs, cgraph_materialize_all_clones,
1838 cgraph_optimize): Likewise.
1839 * lto-cgraph.c (merge_profile_summaries): Likewise.
1840 (input_cgraph): Likewise.
1841 * ipa-pure-const.c (generate_summary): Likewise.
1842 (propagate): Likwise.
1843 * ipa-utils.c (ipa_reduced_postorder): Likewise.
1844 (ipa_free_postorder_info): Likewise.
1845 (ipa_reverse_postorder): Likewise.
1846 * ipa-inline.c (ipa_inline): Likewise.
1847 * matrix-reorg.c (find_matrices_decl): Likewise.
1848 (matrix_reorg): Likewise.
1849 * tree-vectorizer.c (increase_alignment): Likewise.
1850 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
1851 (function_and_variable_visibility): Likewise.
1852 (whole_program_function_and_variable_visibility): Likewise.
1853 (ipa_cdtor_merge): Likewise.
1854 * trans-mem.c (ipa_tm_execute): Likewise.
1855 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
1856 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
1857 (ipa_print_all_params): Likewise.
1858 (ipa_update_after_lto_read): Likewise.
1859 * tree-profie.c (tree_profiling): Likewise.
1860 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
1861 * passes.c (dump_passes): Likewise.
1862 (do_per_function): Likewise.
1863 (ipa_write_summaries): Likewise.
1864 * varpool.c (dump_varpool): Likewise.
1865 (varpool_node_for_asm): Likewise.
1866 (varpool_assemble_pending_decls): Likewise.
1868 2012-04-16 Richard Guenther <rguenther@suse.de>
1870 PR tree-optimization/52975
1871 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
1872 condition but always mark it with TRUTH_NOT_EXPR.
1874 2012-04-16 Richard Guenther <rguenther@suse.de>
1876 PR tree-optimization/52975
1877 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
1878 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
1879 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
1880 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
1882 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
1884 * config/i386/sse.md (ssse3_plusminus): New code iterator.
1885 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
1886 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
1887 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
1888 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
1889 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
1890 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
1892 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
1893 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
1894 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
1895 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
1896 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
1897 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
1899 (xop_plus): New code iterator.
1900 (macs): New code attribute.
1902 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
1903 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
1905 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
1906 xop_plus code iterator.
1907 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
1908 xop_plus code iterator.
1909 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
1910 xop_plus code iterator.
1911 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
1912 xop_plus code iterator.
1914 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
1915 any_extend code iterator.
1916 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
1917 any_extend code iterator.
1918 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
1919 any_extend code iterator.
1920 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
1921 any_extend code iterator.
1922 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
1923 any_extend code iterator.
1924 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
1925 any_extend code iterator.
1927 2012-04-14 Tom de Vries <tom@codesourcery.com>
1929 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
1930 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
1931 DELETED_LABEL note, and move it to ...
1932 * cfgrtl.c (delete_insn): ... here. Change return type to void.
1933 (delete_insn_and_edges): Likewise.
1934 (delete_insn_chain): Handle new return type of delete_insn. Delete
1935 chain backwards rather than forwards.
1936 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
1938 * cfglayout.c (fixup_reorder_chain): Delete unused label.
1940 2012-04-14 Jan Hubicka <jh@suse.cz>
1942 * cgraph.h: Update copyrights;
1943 (symtab_node): Turn to union typedef.
1944 (symtab_node_base): New structure.
1945 (symtab_type): Add SYMTAB_SYMBOL tag.
1946 (cgraph_node): Annotate some pinters with nested_ptr.
1947 (varpool_node): Likewise.
1948 (cgraph_local_info): Remove lto_file_data
1949 and externally_visible.
1950 (cgraph_node): Remove decl; same_comdat_group list;
1951 aux; ref_list; order; address_taken; reachable_from_other_parittion,
1952 in_other_partition; resolution.
1953 (varpool_node): Remove decl; same_comdat_group;
1954 ref_list; lto_file_data; aux; order; resolution; externally_visible;
1955 used_from_other_partition; in_other_partition.
1956 (symtab_node_def): New union.
1957 (cgraph, varpool): Update.
1958 (varpool_first_static_initializer, varpool_next_static_initializer,
1959 cgraph_only_called_directly_or_aliased_p,
1960 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
1961 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
1962 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
1964 * cgraph.c: Likewise.
1965 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
1966 * cgraphbuild.c: Likewise.
1967 * lto-symtab.c: Likewise.
1968 * c-gimplify.c: Likewise.
1969 * value-prof.c: Likewise.
1971 * ipa-cp.c: Likewise.
1972 * tree-emutls.c: Likewise.
1973 * ipa-inline-transform.c: Likwise.
1974 * ipa-reference.c: Likewise.
1975 * cgraphunit.c: Likewise.
1976 * ipa-ref.c: Likewise.
1977 * lto-cgraph.c: Likewise.
1978 * ipa-ref-inline.h: Likewise.
1979 * ipa-pure-const.c: Likewise.
1980 * lto-streamer-out.c: Likewise.
1981 * ipa-utils.c: Likewise.
1982 * ipa-inline.c: Likewise.
1983 * matrix-reorg.c: Likewise.
1984 * tree-eh.c: Likewise.
1985 * tree-vectorizer.c: Likewise.
1986 * ipa-split.c: Likewise.
1988 * trans-mem.c: Likewise.
1989 * ipa-inline-analysis.c: Likewise.
1990 * gimplify.c: Likewise.
1991 * cfgexpand.c: Likewise.
1992 * tree-sra.c: Likewise.
1993 * ipa-prop.c: Likewise.
1994 * varasm.c: Likewise.
1995 * tree-nested.c: Likewise.
1996 * tree-inline.c: Likewise.
1997 * tree-profile.c: Likewise.
1998 * tree-ssa-structalias.c: Likewise.
1999 * passes.c: Likewise.
2000 * varpool.c: Likewise.
2002 2012-04-14 Tom de Vries <tom@codesourcery.com>
2004 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
2005 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
2006 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
2008 (gsi_advance_fw_nondebug_nonlocal): New function.
2009 (local_def): Removed function.
2010 (same_succ_hash): Use stmt_local_def.
2011 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
2012 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
2014 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2016 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
2017 and __ILP32__ for x32.
2019 2012-04-13 Martin Jambor <mjambor@suse.cz>
2022 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
2023 fold_ctor_reference returns a zero constant.
2025 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
2027 * config.gcc: Add i386/gnu-user-common.h before all
2028 i386/gnu-user.h and i386/gnu-user64.h usages.
2030 * config/i386/gnu-user-common.h: New.
2032 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
2033 (CC1_SPEC): Likewise.
2034 (ENDFILE_SPEC): Likewise.
2035 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
2036 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
2037 (TARGET_OS_CPP_BUILTINS): Likewise.
2038 (LIBGCC2_HAS_TF_MODE): Likewise.
2039 (LIBGCC2_TF_CEXT): Likewise.
2040 (TF_SIZE): Likewise.
2041 (TARGET_ASM_FILE_END): Likewise.
2042 (STACK_CHECK_MOVING_SP): Likewise.
2043 (STACK_CHECK_STATIC_BUILTIN): Likewise.
2044 * config/i386/gnu-user64.h: Likewise.
2046 2012-04-13 Martin Jambor <mjambor@suse.cz>
2048 * expr.c (expand_expr_real_1): Pass type, not the expression, to
2049 set_mem_attributes for a memory temporary. Do not call the function
2050 for the memory temporary created for a bitfield.
2052 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2055 * df.h (enum debug_temp_where): New.
2056 (dead_debug_init, dead_debug_finish) Declare.
2057 (dead_debug_add, dead_debug_insert_temp): Declare.
2058 (struct dead_debug_use, struct dead_debug): Moved from...
2059 * df-problems.c: ... here.
2060 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
2062 (df_create_unused_note): Likewise.
2063 (df_set_dead_notes_for_mw): Move comment where it belongs.
2064 (dead_debug_init): Export.
2065 (dead_debug_reset_uses): New, factored out of...
2066 (dead_debug_finish): ...this. Export.
2067 (dead_debug_reset): Remove.
2068 (dead_debug_add): Export.
2069 (dead_debug_insert_before): Rename to...
2070 (dead_debug_insert_temp): ... this. Add where argument. Export.
2071 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
2072 Return insertion count.
2073 (df_note_bb_compute): Adjust.
2074 * dce.c (word_dce_process_block): Adjust dead debug uses.
2075 (dce_process_block): Likewise.
2077 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2079 * df-problems.c (df_note_bb_compute): Do not take note of
2080 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
2082 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2085 * var-tracking.c (expand_depth): New type.
2086 (onepart_aux, expand_loc_callback_data): Change depth type to it.
2087 (loc_exp_dep_alloc): Adjust initializer.
2088 (update_depth): Use new type. Add entryvals.
2089 (vt_expand_var_loc_chain): Take note of expansions with
2090 ENTRY_VALUEs, but don't accept them right away. Run an optional
2091 second pass accepting the minimum ENTRY_VALUE count found in the
2093 (vt_expand_loc_callback, INIT_ELCD): Adjust.
2095 2012-04-13 Tom de Vries <tom@codesourcery.com>
2097 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
2098 parameters vuse and vuse_escaped.
2099 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
2100 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
2103 2012-04-13 Richard Guenther <rguenther@suse.de>
2105 PR tree-optimization/52969
2106 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
2107 the condition for the COND_EXPR and handle predicate negation
2108 by swapping the COND_EXPR arms.
2110 2012-04-13 Nick Clifton <nickc@redhat.com>
2112 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
2113 TODO_dump_func flag.
2115 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
2117 PR rtl-optimization/52203
2118 PR rtl-optimization/52715
2120 Revert the 2012-03-07 fix for PR 52203.
2121 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
2122 the insn does not modify DFA right before issuing, adjust
2123 issue_rate accordingly.
2125 2012-04-13 Richard Guenther <rguenther@suse.de>
2128 * c-typeck.c (pointer_diff): Remove bogus assert.
2130 2012-04-13 Richard Guenther <rguenther@suse.de>
2133 * convert.c (convert_to_pointer): Remove special-casing of zero.
2135 2012-04-13 Joey Ye <joey.ye@arm.com>
2137 * config/arm/constraints.md (Pe): New constraint.
2138 * config/arm/arm.md: New split for imm 256-510.
2140 2012-04-13 Terry Guo <terry.guo@arm.com>
2142 * config/arm/arm-cores.def: Added core cortex-m0plus.
2143 * config/arm/arm-tune.md: Regenerated.
2144 * config/arm/arm-tables.opt: Regenerated.
2145 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
2147 2012-04-13 Alan Modra <amodra@gmail.com>
2150 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
2151 tie regs on destination of sets. Delete forward declaration.
2152 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
2153 (rs6000_emit_prologue): Likewise.
2154 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
2156 (is_mem_ref): Use tie_operand to recognise stack ties.
2157 * config/rs6000/predicates.md (tie_operand): New.
2158 * config/rs6000/rs6000.md (restore_stack_block): Generate new
2160 (restore_stack_nonlocal): Likewise.
2161 (stack_tie): Update.
2162 (frame_tie): Delete.
2164 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2166 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
2167 HOST_WIDE_INT_PRINT_DEC in format strings.
2169 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
2172 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
2173 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
2174 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
2175 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
2176 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
2177 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
2178 avx2_permvarv8si using VI4F_256 mode iterator.
2179 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
2180 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
2181 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
2182 gen_avx2_permvarv8sf.
2183 (expand_vec_perm_pshufb): Ditto.
2185 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2188 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
2189 the list of options to enable the FCFID instruction.
2190 (TARGET_EXTRA_BUILTINS): Adjust comment.
2192 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2194 PR tree-optimization/18589
2195 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
2196 (operand_entry): Add count field.
2197 (add_repeat_to_ops_vec): New function.
2198 (completely_remove_stmt): Likewise.
2199 (remove_def_if_absorbed_call): Likewise.
2200 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
2201 (acceptable_pow_call): New function.
2202 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
2203 entries with repeat counts when found.
2204 (repeat_factor_d): New struct and associated typedefs.
2205 (repeat_factor_vec): New static vector variable.
2206 (compare_repeat_factors): New function.
2207 (get_reassoc_pow_ssa_name): Likewise.
2208 (attempt_builtin_powi): Likewise.
2209 (reassociate_bb): Call attempt_builtin_powi.
2210 (fini_reassoc): Two new calls to statistics_counter_event.
2212 2012-04-12 Richard Guenther <rguenther@suse.de>
2214 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
2215 * cgraph.h (tree_rest_of_compilation): Remove.
2216 * cgraph.c (cgraph_add_new_function): Move ...
2217 * cgraphunit.c (cgraph_add_new_function): ... here.
2218 (tree_rest_of_compilation): Make static.
2219 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
2220 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
2221 gate_all_early_local_passes, execute_all_early_local_passes,
2222 pass_early_local_passes, gate_all_early_optimizations,
2223 pass_all_early_optimizations): Move ...
2224 * passes.c (gate_all_optimizations, pass_all_optimizations,
2225 gate_all_early_local_passes, execute_all_early_local_passes,
2226 pass_early_local_passes, gate_all_early_optimizations,
2227 pass_all_early_optimizations): ... here.
2228 * tree-optimize.c (execute_free_datastructures): Remove.
2229 * tree-flow.h (execute_free_datastructures): Remove.
2230 * tree-optimize.c (execute_init_datastructures,
2231 pass_init_datastructures): Move ...
2232 * tree-ssa.c (execute_init_datastructures,
2233 pass_init_datastructures): ... here.
2234 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
2235 execute_free_datastructures.
2237 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
2239 * dbgcnt.def (ira_move): New counter.
2240 * ira-int.h (ira_create_new_reg): Declare function.
2241 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
2242 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
2243 no longer static. All callers changed.
2244 * ira.c: Include "dbgcnt.h".
2245 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
2246 move_unallocated_pseudos): New static functions.
2247 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
2248 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
2249 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
2250 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
2251 to the pseudos generated in find_moveable_pseudos.
2252 * Makefile.in (ira.o): Add $(DBGCNT_H).
2254 2012-04-12 Richard Guenther <rguenther@suse.de>
2256 PR tree-optimization/52943
2257 * tree-chrec.h (chrec_is_positive): Remove.
2258 * tree-scalar-evolution.c (chrec_is_positive): Move ...
2259 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
2260 Return false for a constant zero instead of negative.
2261 (analyze_siv_subscript_cst_affine): Handle zero difference
2262 in the initial condition explicitely.
2264 2012-04-12 Richard Guenther <rguenther@suse.de>
2266 * tree-parloops.c (parallelize_loops): Also consult the upper
2267 bound for the number of iterations.
2268 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2269 (loop_prefetch_arrays): Likewise.
2271 2012-04-12 Richard Guenther <rguenther@suse.de>
2273 * cfgloop.h (estimated_loop_iterations_int): Ditch
2274 'conservative' parameter.
2275 (max_stmt_executions_int): Likewise.
2276 (estimated_loop_iterations): Likewise.
2277 (max_stmt_executions): Likewise.
2278 (max_loop_iterations): Declare.
2279 (max_loop_iterations_int): Likewise.
2280 (estimated_stmt_executions): Likewise.
2281 (estimated_stmt_executions_int): Likewise.
2282 * tree-ssa-loop-niter.c (estimated_loop_iterations):
2284 (max_loop_iterations): ... this.
2285 (estimated_loop_iterations_int): Split parts to ...
2286 (max_loop_iterations_int): ... this.
2287 (max_stmt_executions_int): Split parts to ...
2288 (estimated_stmt_executions_int): ... this.
2289 (max_stmt_executions): Split parts to ...
2290 (estimated_stmt_executions): ... this.
2291 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
2292 * predict.c (predict_loops): Likewise.
2293 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
2294 (analyze_siv_subscript_cst_affine): Likewise.
2295 (compute_overlap_steps_for_affine_1_2): Likewise.
2296 (analyze_subscript_affine_affine): Likewise.
2297 (init_omega_for_ddr_1): Likewise.
2298 * tree-parloops.c (parallelize_loops): Likewise.
2299 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2300 (may_eliminate_iv): Likewise.
2301 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2302 (loop_prefetch_arrays): Likewise.
2303 * tree-vrp.c (adjust_range_with_scev): Likewise.
2305 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
2307 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
2308 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
2310 (dump_table): Use bool type for need_align and have_df variables.
2311 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
2312 (regs_used): Remove register modifier.
2313 (barrier_align): Move variables slot, credit, jump_to_next
2314 into if block above for loop. Use bool type for jump_to_next.
2315 (sh_function_arg): Use NULL_RTX instead of 0.
2317 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
2319 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
2320 (bswapsi2): New expander.
2322 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2324 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
2325 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
2327 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2329 PR rtl-optimization/52876
2330 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
2331 Don't call mark_reg_pointer for incompatible pointer sign extension.
2333 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
2336 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
2338 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
2339 comparisons against TYPE_PRECISION.
2340 * tree-ssa-forwprop.c (combine_conversions): Likewise.
2342 2012-04-11 Xinliang David Li <davidxl@google.com>
2344 * tree-passes.h: Remove TODO_dump_func.
2345 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
2346 * trans-mem.c: Remove TODO_dump_func.
2347 * ira.c: Remove TODO_dump_func.
2349 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2351 * config/i386/i386.c (ix86_option_override_internal): Check
2352 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
2353 after TARGET_64BIT is updated.
2355 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2357 * config/sh/sh.h: Remove old secondary reload code.
2359 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2361 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
2362 (ready_reorder): ... this function.
2364 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
2366 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
2369 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
2370 insns so that no other insn is queued for a time before them.
2372 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
2375 2012-04-11 Richard Guenther <rguenther@suse.de>
2378 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2379 consider loop nesting.
2380 (evolution_function_is_univariate_p): Properly check the remainder
2383 2012-04-11 Richard Guenther <rguenther@suse.de>
2386 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
2388 2012-04-11 Nick Clifton <nickc@redhat.com>
2390 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
2391 information, if requested.
2393 * config/rx/rx.c (rx_expand_prologue): Likewise.
2395 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
2396 Michael Matz <matz@suse.de>
2399 * rtlanal.c (unsigned_reg_p): New function.
2400 Update copyright notice dates.
2401 * rtl.h (unsigned_reg_p): Prototype it.
2402 Update copyright notice dates.
2403 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
2405 * expr.c (expand_expr_real_1): Set register attributes.
2406 * stmt.c (expand_case): Likewise.
2408 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2411 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
2412 consider_sh2a and allow_zero.
2413 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
2414 (disp_addr_displacement): New function.
2415 (sh_address_cost): Use disp_addr_displacement function instead
2416 of DISP_ADDR_OFFSET.
2417 (sh_legitimate_address_p): Adapt to changed
2418 sh_legitimate_index_p declaration.
2419 (sh_find_mov_disp_adjust): Remove HImode check.
2420 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
2421 disp_addr_displacement and max_mov_insn_displacement.
2422 (max_mov_insn_displacement): Remove HImode check.
2423 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
2424 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
2425 * config/sh/constraints.md (K05, K13): New constraints.
2426 (K12): Correct comment.
2427 (Sdd): Do not use DISP_ADDR_P macro.
2428 (Snd, Sbw): Use satisfies_constraint_Sdd.
2429 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
2430 (*extendhisi2_compact, movhi_i): Remove.
2431 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
2432 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
2433 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
2434 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
2435 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
2436 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
2437 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
2439 Add new peepholes for HImode displacement addressing.
2441 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2443 * config/sh/sh.h (SIDI_OFF): Remove.
2444 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
2445 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
2448 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
2451 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
2452 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
2453 * doc/md.texi (Standard Names): Add bswap.
2454 * builtin-types.def (BT_UINT16): New primitive type.
2455 (BT_FN_UINT16_UINT16): New function type.
2456 * builtins.def (BUILT_IN_BSWAP16): New.
2457 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
2458 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
2459 expand_builtin_bswap.
2460 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
2461 (fold_builtin_1): Likewise.
2462 (is_inexpensive_builtin): Likewise.
2463 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
2464 missing bits for bswap to libcall code.
2465 * tree.c (build_common_tree_nodes): Build uint16_type_node.
2466 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
2467 (uint16_type_node): New define.
2468 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
2469 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
2471 (rs6000_init_builtins): Likewise.
2472 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
2474 2012-04-11 Tristan Gingold <gingold@adacore.com>
2476 * doc/extend.texi (Type Attributes): Move paragraph.
2478 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
2481 * diagnostic.h (show_caret): Declare.
2482 (caret_max_width): Declare.
2483 (diagnostic_show_locus): Declare.
2484 * diagnostic.c (diagnostic_initialize): Initialize to false.
2485 (diagnostic_show_locus): New.
2486 (diagnostic_report_diagnostic): Call it.
2487 (getenv_columns): New.
2489 (diagnostic_set_caret_max_width): New.
2490 * input.c (read_line): New.
2491 (location_get_source_line): New.
2492 * input.h (location_get_source_line): Declare.
2493 * toplev.c (general_init): Initialize show_caret from options.
2494 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
2495 * opts.c (common_handle_option): Likewise.
2496 * pretty-print.h (pp_get_prefix): New.
2497 (pp_base_get_prefix): New.
2498 * common.opt (fdiagnostics-show-caret): New option.
2499 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
2501 2012-04-11 Richard Guenther <rguenther@suse.de>
2503 PR rtl-optimization/52881
2504 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
2506 2012-04-11 Richard Guenther <rguenther@suse.de>
2508 PR tree-optimization/52912
2509 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
2510 manipulation code we are threading through a loop header
2511 to an exit destination.
2513 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2515 * tree.h (warn_if_unused_value): Move declaration from here.
2516 * stmt.c (warn_if_unused_value): Move definition from here.
2518 2010-04-10 Michael Matz <matz@suse.de>
2520 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
2522 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
2523 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
2524 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
2525 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
2526 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
2527 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
2528 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
2529 (vect_record_strided_load_vectors): Rename to
2530 vect_record_grouped_load_vectors.
2531 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
2532 Rename use of above macros.
2533 (vect_verify_datarefs_alignment): Ditto.
2534 (vector_alignment_reachable_p): Ditto.
2535 (vect_peeling_hash_get_lowest_cost): Ditto.
2536 (vect_enhance_data_refs_alignment): Ditto.
2537 (vect_analyze_group_access): Ditto and rename stride to groupsize.
2538 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
2539 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
2540 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
2541 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
2542 (vect_record_strided_load_vectors): Rename to
2543 vect_record_grouped_load_vectors.
2544 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
2545 (destroy_loop_vec_info): Ditto.
2546 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
2547 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
2548 (vect_analyze_slp): Ditto.
2549 (new_bb_vec_info): Ditto.
2550 (destroy_bb_vec_info): Ditto.
2551 (vect_schedule_slp_instance): Ditto and rename strided_store to
2553 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
2554 vect_cost_group_size.
2555 (vect_model_store_cost): Rename use of above macros and call
2556 to vect_cost_strided_group_size.
2557 (vect_model_load_cost): Ditto.
2558 (vectorizable_store): Ditto, rename strided_store to grouped_store
2559 and calls to renamed tree-vectorizer.h functions.
2560 (vectorizable_load): Ditto.
2561 (vect_transform_stmt): Rename use of above macros and strided_store
2564 2012-04-10 Jan Hubicka <jh@suse.cz>
2566 * cgraph.h: Remove misledaing comment on ipa-ref.h.
2567 (symtab_type): New enum.
2568 (symtab_node): New structure.
2569 (cgraph_node, varpool_node): Add symbol base type.
2570 (cgraph, varpool): New accestor functions.
2571 * cgraph.c (cgraph_create_node_1): Set symbol type.
2572 * varpool.c (varpool_node): Set symbol type.
2574 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2575 Richard Sandiford <rdsandiford@googlemail.com>
2577 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
2579 2012-04-10 Richard Guenther <rguenther@suse.de>
2582 * gimple-low.c (gimple_check_call_args): Properly account for
2583 compatible aggregate types.
2585 2012-04-10 Richard Guenther <rguenther@suse.de>
2587 * toplev.h (tree_rest_of_compilation): Remove.
2588 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2589 * cgraph.h (tree_rest_of_compilation): Declare.
2590 * tree-optimize.c (tree_rest_of_compilation): Move ...
2591 * cgraphunit.c (tree_rest_of_compilation): ... here.
2592 * cgraph.c (cgraph_add_new_function): Adjust.
2593 * Makefile.in (tree-optimize.o): Adjust.
2594 (cgraphunit.o): Likewise.
2596 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2598 PR tree-optimization/52870
2599 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
2600 presumed pattern statement is within the same loop or basic block.
2602 2012-04-10 Tristan Gingold <gingold@adacore.com>
2604 * gengtype.c (main): Make uintptr_t a known type.
2606 2012-04-10 Richard Guenther <rguenther@suse.de>
2608 * tree-pass.h (tree_lowering_passes): Remove.
2609 * tree-optimize.c (tree_lowering_passes): Remove.
2610 * cgraph.c (cgraph_add_new_function): Inline relevant parts
2611 of tree_lowering_passes, avoid redundant call of early local passes.
2612 * cgraphunit.c (cgraph_lower_function): Fold into ...
2613 (cgraph_analyze_function): ... its single caller. Inline
2614 relevant parts of tree_lowering_passes.
2616 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
2619 * config/pa/pa.opt: Remove SIO and GNU_LD.
2621 2012-04-09 Jan Hubicka <jh@suse.cz>
2626 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
2627 boundary, add its target too.
2628 * lto.c (add_references_to_partition): Add also aliased nodes.
2629 (add_cgraph_node_to_partition,
2630 add_varpool_node_to_partition): Work on nodes, not functions/variables;
2631 when adding alias, add also the aliased object.
2633 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
2636 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
2637 VOIDmode immediate operands.
2638 * config/i386/constraints.md (Wz): New constraint.
2639 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
2641 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
2644 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
2645 the DECL generated for the special GOT helper.
2647 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
2649 * config/sh/constraints.md: Update list of constraints in
2651 (Sr0): Remove unused memory constraint.
2653 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2655 * tree-pretty-print.h: Update comment.
2657 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
2659 * config/sh/sh.md: Use braced string notation where applicable.
2660 (*prefetch_i4, prefetch_m2a): Merge into ...
2661 (*prefetch): ... this new insn.
2663 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
2665 * config/sh/sh.h (high_life_started): Remove
2666 * config/sh/predicates.md (general_movdst_operand): Use
2667 'reload_in_progress' instead of 'high_life_started'.
2668 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
2669 divsi_inv_fp): Likewise.
2671 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
2673 * config/sh/sh-protos.h (prepare_move_operands): Return void
2675 * config/sh/sh.c (prepare_move_operands): Likewise.
2676 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
2678 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
2680 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
2681 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
2682 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
2683 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
2684 commutative_float_operator, noncommutative_float_operator,
2685 sh_handle_pragma): Remove.
2687 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
2689 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
2690 Use @option markup on command-line options. Use @samp markup on
2691 literal keywords to options. Use @code markup on code fragments.
2692 Use other markup in preference to quotation marks in the text.
2693 Add markup to some passages without any.
2695 2012-04-06 Mike Stump <mikestump@comcast.net>
2697 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
2699 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
2701 * config/sh/sh.c (hi_const): Remove.
2702 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
2705 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
2707 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
2709 * config/sh/sh.c (sh_expand_t_scc): Likewise.
2710 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
2711 calling sh_expand_t_scc.
2713 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
2715 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
2716 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
2717 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
2718 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
2719 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
2720 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
2721 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
2722 sh2a_is_function_vector_call): Use bool as return type.
2723 (sh_pass_in_reg_p): Remove.
2724 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
2725 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
2726 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
2727 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
2728 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
2729 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
2730 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
2731 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
2732 sh_loads_bankedreg_p): Use bool as return type.
2733 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
2734 'register' modifier.
2736 2012-04-06 Matt Turner <mattst88@gmail.com>
2738 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
2740 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
2742 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
2743 of the destination isn't also a FP_REGS register.
2745 2012-04-05 Teresa Johnson <tejohnson@google.com>
2746 H.J. Lu <hongjiu.lu@intel.com>
2748 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
2749 * config/i386/i386.md (move immediate to memory peephole2):
2750 Add cases for HImode move when LCP stall avoidance is needed.
2751 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2752 X86_TUNE_LCP_STALL entry.
2754 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
2757 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
2758 CONST_INT operands, zero-extended with AND.
2760 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
2763 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
2764 first argument instead of mode size. Move displacement calculations
2766 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
2767 ... these new functions.
2768 (disp_adjust): Remove max_mov_disp field.
2769 (sh_legitimate_index_p): Use max_mov_insn_displacement and
2770 mov_insn_alignment_mask.
2771 (sh_address_cost): Use max_mov_insn_displacement.
2773 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
2775 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
2776 (arch_enabled): Handle new arch types.
2777 (one_cmpldi2): Add NEON support.
2779 2012-04-05 Richard Guenther <rguenther@suse.de>
2781 * gimple.c (walk_gimple_op): Compute val_only for the LHS
2782 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
2783 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
2784 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
2785 ... here and make static.
2786 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
2789 2012-04-05 Richard Guenther <rguenther@suse.de>
2791 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
2792 basic-block before removing it.
2794 2012-04-05 Richard Guenther <rguenther@suse.de>
2796 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
2797 version namespace as we release the freelist.
2799 2012-04-05 Richard Guenther <rguenther@suse.de>
2801 * tree-nrv.c (tree_nrv): Release VDEFs.
2802 * tree-sra.c (sra_modify_constructor_assign): Likewise.
2803 (sra_modify_assign): Likewise.
2804 * tree-vect-stmts.c (vect_remove_stores): Likewise.
2805 * tree-vect-loop.c (vect_transform_loop): Likewise.
2806 * tree-ssa-dom.c (optimize_stmt): Likewise.
2807 * tree-vect-slp.c (vect_schedule_slp): Likewise.
2808 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
2810 2012-04-05 Richard Guenther <rguenther@suse.de>
2812 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
2814 * gimple.h (gsi_remove): Adjust.
2815 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
2816 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
2817 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2818 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
2819 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
2820 * tree-ssa-pre.c (eliminate): Likewise.
2822 2012-04-04 Mike Stump <mikestump@comcast.net>
2824 * doc/rtl.texi (const_double): Document as sign-extending.
2825 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
2826 * emit-rtl.c (immed_double_int_const): Refine to state the
2828 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
2829 CONST_DOUBLE integers.
2830 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
2831 negative values are converted. Fix conversions bigger than
2832 HOST_BITS_PER_WIDE_INT.
2833 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
2834 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
2835 * explow.c (plus_constant_mode): Add.
2836 (plus_constant): Implement with plus_constant_mode.
2837 * rtl.h (plus_constant_mode): Add.
2839 2012-04-04 Richard Guenther <rguenther@suse.de>
2841 PR tree-optimization/52808
2842 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
2843 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
2845 2012-04-04 Tristan Gingold <gingold@adacore.com>
2847 * expr.c (expand_expr_real_2): Handle larger sizetype in
2850 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2852 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
2853 to m2a-single instead of m2e.
2855 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2857 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2858 Change type of BITOFFSET to signed. Make sure the lower bound of
2859 the computed range is non-negative by adjusting OFFSET and BITPOS.
2860 (expand_assignment): Adjust call to get_bit_range.
2862 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
2864 * h8300/h8300.c (h8300_current_function_monitor_function_p):
2865 New function. Added to check monitor functions.
2866 (h8300_option_override): Modified to generate error/warning
2867 messages for invalid combinations of different command line
2869 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
2870 save EXR on stack for monitor function in case of H8S target
2871 when "-mno-exr" is passed.
2872 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
2874 * doc/invoke.texi: Document H8S options.
2876 2012-04-03 Tristan Gingold <gingold@adacore.com>
2878 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
2879 of gcc_AC_FUNC_MMAP_BLACKLIST.
2880 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
2881 * Makefile.in (aclocal_deps): Add mmap.m4.
2882 * configure: Regenerate.
2883 * aclocal.m4: Regenerate.
2885 2012-04-03 Richard Guenther <rguenther@suse.de>
2887 PR tree-optimization/52808
2888 * tracer.c (tail_duplicate): Return whether we have duplicated
2890 (tracer): If we have duplicated any block, cleanup the CFG.
2891 * cfghooks.c (duplicate_block): If we duplicated a loop
2892 header but not its loop, destroy the loop because it now has
2894 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
2895 the cfg manipulation routines we are not creating a multiple
2898 2012-04-03 Tristan Gingold <gingold@adacore.com>
2900 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
2902 (vms_c_common_override_options): Allow parameterless variadic
2905 2012-04-03 Jakub Jelinek <jakub@redhat.com>
2907 PR tree-optimization/52835
2908 * tree-data-ref.c (build_rdg): Return NULL if
2909 compute_data_dependences_for_loop failed.
2911 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2913 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
2914 for REAL_CST as well.
2915 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
2916 In the bitfield case, if the value is a REAL_CST, convert it first to
2919 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
2921 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
2922 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
2923 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
2925 * config/i386/biarchx32.h: New.
2927 2012-04-02 Anatoly Sokolov <aesok@post.ru>
2929 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
2930 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2931 (arm_preferred_reload_class): New function.
2933 2012-04-02 Richard Guenther <rguenther@suse.de>
2935 PR tree-optimization/52756
2936 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
2937 (thread_through_loop_header): After threading through the loop latch
2938 remove the split part from the loop and clear further threading
2939 opportunities that would create a multiple entry loop.
2941 2012-04-02 Richard Guenther <rguenther@suse.de>
2943 PR rtl-optimization/52800
2944 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
2945 CLEANUP_CFG_CHANGED.
2947 2012-04-02 Richard Guenther <rguenther@suse.de>
2950 * loop-init.c (gate_handle_loop2): Destroy loops here if
2951 we don't enter RTL loop optimizers.
2953 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
2956 2012-03-29 Richard Guenther <rguenther@suse.de>
2958 * rtl.h (extended_count): Remove.
2959 * combine.c (extended_count): Remove.
2961 2012-04-02 Dodji Seketeli <dodji@redhat.com>
2964 * pt.c (more_specialized_fn): Don't apply decay conversion to
2965 types of function parameters.
2967 2012-04-02 Tristan Gingold <gingold@adacore.com>
2969 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
2970 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
2971 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
2972 (ggc_pch_this_base): Use uintptr_t instead of size_t.
2974 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
2977 * config/i386/i386.c (ix86_option_override_internal): Don't
2978 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
2980 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
2982 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
2983 (stmt_can_make_abnormal_goto): Use it.
2984 (is_ctrl_altering_stmt): Likewise.
2986 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
2987 Kaz Kojima <kkojima@gcc.gnu.org>
2989 * config/sh/sh.c (push_regs): Skip banked registers when
2990 resbank attribute is specified.
2991 (sh_expand_epilogue): Likewise.
2993 2012-03-30 Richard Henderson <rth@redhat.com>
2996 * combine-stack-adj.c (prev_active_insn_bb): New.
2997 (next_active_insn_bb): New.
2998 (force_move_args_size_note): New.
2999 (combine_stack_adjustments_for_block): Use it.
3001 2012-03-30 Richard Henderson <rth@redhat.com>
3003 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
3004 (ix86_expand_vector_init_duplicate): Initialize it.
3005 (expand_vec_perm_palignr): Likewise.
3006 (ix86_expand_vec_perm_const): Likewise.
3007 (ix86_vectorize_vec_perm_const_ok): Likewise.
3008 (expand_vec_perm_blend): Use it.
3009 (expand_vec_perm_vpermil): Likewise.
3010 (expand_vec_perm_pshufb): Likewise.
3011 (expand_vec_perm_1): Likewise.
3012 (expand_vec_perm_pshuflw_pshufhw): Likewise.
3013 (expand_vec_perm_interleave2): Likewise.
3014 (expand_vec_perm_vpermq_perm_1): Likewise.
3015 (expand_vec_perm_vperm2f128): Likewise.
3016 (expand_vec_perm_interleave3): Likewise.
3017 (expand_vec_perm_vperm2f128_vblend): Likewise.
3018 (expand_vec_perm_vpshufb2_vpermq): Likewise.
3019 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
3020 (expand_vec_perm_broadcast): Likewise.
3021 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
3023 2012-03-30 Richard Henderson <rth@redhat.com>
3025 * dwarf2out.c (gen_variable_die): Initialize off.
3027 2012-03-30 Tristan Gingold <gingold@adacore.com>
3029 * config/vms/vms-f.c: New file.
3030 * config/vms/t-vms (vms-f.o): New rule.
3031 * config.gcc (*-*-*vms*): Define fortran_target_objs.
3033 2012-03-30 Richard Guenther <rguenther@suse.de>
3035 PR tree-optimization/52754
3036 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3037 propagate arbitrary addresses into really plain dereferences.
3039 2012-03-30 Richard Guenther <rguenther@suse.de>
3042 * except.c (emit_to_new_bb_before): Move loop updating ...
3043 (dw2_build_landing_pads): ... here. Use a proper block for
3044 querying the loop father.
3046 2012-03-30 Tristan Gingold <gingold@adacore.com>
3048 * config/ia64/ia64.c (ia64_section_type_flags): Remove
3049 common_object attribute handling.
3050 (SECTION_VMS_OVERLAY): Remove
3051 (ia64_vms_common_object_attribute): Replace abort with an assert.
3052 Do not set DECL_SECTION_NAME.
3053 (ia64_vms_output_aligned_decl_common): Handle common_object
3055 (ia64_vms_elf_asm_named_section): Remove.
3056 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
3058 2012-03-30 Richard Guenther <rguenther@suse.de>
3061 * double-int.c (rshift_double): Remove not needed cast.
3063 2012-03-30 Richard Guenther <rguenther@suse.de>
3065 * tree-affine.h (print_aff): Remove.
3066 * tree-affine.c (print_aff): Make static.
3067 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
3068 (get_references_in_stmt): Likewise.
3069 (print_direction_vector): Likewise.
3070 (print_dir_vectors): Likewise.
3071 (print_dist_vectors): Likewise.
3072 (dump_subscript): Likewise.
3073 (dump_ddrs): Likewise.
3074 (dump_dist_dir_vectors): Likewise.
3075 (dump_data_references): Likewise.
3076 (dump_data_dependence_relation): Likewise.
3077 (dump_data_dependence_direction): Likewise.
3078 (dump_rdg_vertex): Likewise.
3079 (dump_rdg_component): Likewise.
3080 (debug_ddrs): Declare.
3081 (struct data_ref_loc_d): Move ...
3082 * tree-data-ref.c (struct data_ref_loc_d): ... here.
3083 (get_references_in_stmt): Make static.
3084 (dump_data_references): Likewise.
3085 (dump_subscript): Likewise.
3086 (print_direction_vector): Likewise.
3087 (print_dir_vectors): Likewise.
3088 (print_dist_vectors): Likewise.
3089 (dump_data_dependence_relation): Likewise.
3090 (dump_dist_dir_vectors): Likewise.
3091 (dump_ddrs): Likewise.
3092 (dump_rdg_vertex): Likewise.
3093 (dump_rdg_component): Likewise.
3094 (debug_ddrs): New function.
3095 (access_matrix_get_index_for_parameter): Remove.
3097 2012-03-30 Tristan Gingold <gingold@adacore.com>
3099 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
3100 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
3101 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
3102 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
3103 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
3104 (vms_patch_builtins): Handle new flags
3105 * config/vms/vms-crtlmap.map: Completed using nm on
3106 c and math system libraries.
3107 * config/vms/make-crtlmap.awk: Handle any number of flags.
3109 2012-03-30 Martin Jambor <mjambor@suse.cz>
3111 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3112 is a builtin_stack_save in a dominating BB.
3114 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3116 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3117 crossing 128bit lane boundary.
3119 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3121 * ira-color.c (setup_left_conflict_sizes_p): Process all
3122 conflicting objects.
3124 2012-03-29 Jakub Jelinek <jakub@redhat.com>
3126 PR tree-optimization/52760
3127 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
3128 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
3130 2012-03-29 Richard Guenther <rguenther@suse.de>
3132 * cgraph.h (cgraph_materialize_all_clones): Remove.
3133 (reset_inline_failed): Likewise.
3134 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
3135 * cgraphbuild.c (reset_inline_failed): Remove.
3136 * rtl.h (cse_main): Remove.
3137 (extended_count): Likewise.
3138 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
3139 (cse_main): Make static.
3140 * combine.c (extended_count): Remove.
3141 (dump_combine_stats): Mark as DEBUG_FUNCTION.
3142 * basic-block.h (reorder_basic_blocks): Remove.
3143 * bb-reorder.c (reorder_basic_blocks): Make static.
3144 * Makefile.in (dse.o): Remove dse.h dependency.
3146 * dse.c (gate_dse): Remove.
3147 (clear_alias_mode_eq): Likewise.
3148 (clear_alias_mode_hash): Likewise.
3149 (dse_record_singleton_alias_set): Likewise.
3150 (dse_invalidate_singleton_alias_set): Likewise.
3152 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
3154 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
3155 crtbegin_so%O%s for -shared.
3156 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
3158 2012-03-29 Richard Guenther <rguenther@suse.de>
3160 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
3161 (add_to_value): Remove.
3162 (print_value_expressions): Likewise.
3163 * tree-ssa-pre.c (add_to_value): Make static.
3164 (print_value_expressions): Likewise.
3165 * gimple.h (gimple_adjust_this_by_delta): Remove.
3166 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
3168 2012-03-29 Richard Guenther <rguenther@suse.de>
3171 * double-int.h (rshift_double): Remove.
3172 * double-int.c (lshift_double): Use absu_hwi to make count positive.
3173 (rshift_double): Make static, take unsigned count argument,
3174 remove handling of negative count argument.
3175 (double_int_rshift): Dispatch to lshift_double.
3177 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
3179 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
3182 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
3183 (SPEC_X32): Likewise.
3184 (MULTILIB_DEFAULTS): Likewise.
3186 * config/i386/i386.c (isa_opts): Remove -m64.
3187 (ix86_target_string): Properly handle -m32/-m64/-mx32.
3188 (ix86_option_override_internal): Properly
3189 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
3190 handle -m32, -m64 and -mx32.
3192 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
3193 with OPTION_ABI_X32. Moved after TARGET_LP64.
3194 (TARGET_LP64): Changed to OPTION_ABI_64.
3196 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
3197 (mx32): Replace ISA_X32 with ABI_X32.
3199 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
3201 * tree.c (tree_size) <VECTOR_CST>: New case.
3203 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
3205 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
3206 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
3208 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3211 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3212 __builtin_va_start to __builtin_next_arg if the latter is
3213 builtin_decl_explicit_p rather than when it is not.
3216 * tree-vect-generic.c (vector_element): Perform multiplication
3217 for pos in bitsizetype type instead of idx type.
3219 2012-03-28 Richard Guenther <rguenther@suse.de>
3221 * loop-init.c (loop_optimizer_init): If loops are preserved
3222 perform incremental initialization of required loop features.
3223 (loop_optimizer_finalize): If loops are to be preserved only
3224 clean up optional loop features.
3225 (rtl_loop_done): Forcefully free loops here.
3226 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
3227 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
3229 (construct_init_block): Likewise.
3230 (construct_exit_block): Likewise.
3231 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
3232 the CFG after expanding.
3233 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
3234 If we needed to calculate them, free them afterwards.
3235 * tree-pass.h (PROP_loops): New define.
3236 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
3237 * basic-block.h (CLEANUP_CFG_CHANGED): New.
3238 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
3239 (cleanup_cfg): If we did something and have loops around, fix them up.
3240 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
3241 with CLEANUP_CFG_CHANGED.
3242 * cfghooks.c (merge_blocks): If we merge a loop header into
3243 its predecessor, update the loop structure.
3244 (duplicate_block): If we copy a loop latch, adjust loop state
3245 to note we may have multiple latches.
3246 (delete_basic_block): Mark loops for fixup if we remove a loop.
3247 * cfganal.c (forwarder_block_p): Protect loop latches, headers
3249 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
3250 (cfg_layout_can_merge_blocks_p): Likewise.
3251 * cprop.c (bypass_block): If we create a loop with multiple
3252 entries, mark it for removal.
3253 * except.c (emit_to_new_bb_before): Add the new basic-block
3255 * tree-eh.c (lower_resx): Likewise.
3256 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
3257 (expand_omp_taskreg): Likewise.
3258 * tree-inline.c (initialize_cfun): Likewise.
3259 * tree-mudflap.c (add_bb_to_loop): Prototype.
3260 (mf_build_check_statement_for): Properly add new basic-blocks
3262 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
3263 if we remove a loop.
3264 (thread_through_loop_header): Likewise.
3265 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
3266 new basic-blocks to existing loops.
3267 (expand_transaction): Likewise.
3268 * Makefile.in (except.o): Add $(CFGLOOP_H).
3270 (cgraph.o): Likewise.
3271 (cprop.o): Likewise.
3272 (cfgexpand.o): Likewise.
3273 (cfganal.o): Likewise.
3274 (trans-mem.o): Likewise.
3275 (tree-eh.o): Likewise.
3277 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3280 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3281 (avr_builtin_decl): New static function.
3282 (struct avr_builtin_description, avr_bdesc): Move up.
3283 Add GTY marker. Add field fndecl. Remove redundant field id.
3284 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3285 (avr_expand_builtin): Code cleanup because .id is removed.
3287 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3290 * config.gcc (tm_file): Remove avr/multilib.h.
3292 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
3294 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3295 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3296 * config/avr/t-avr: Remove generation of multilib.h.
3297 * config/avr/t-multilib: Regenerate.
3298 * config/avr/multilib.h: Remove.
3299 * config/avr/avr.opt (-msp8): New option.
3300 (avr_sp8): New variable.
3301 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3302 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3303 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3304 (avr_device_to_sp8): New prototype.
3305 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3306 (DRIVER_SELF_SPECS): New define.
3307 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3308 __AVR_SP8__, __AVR_HAVE_SPH__.
3309 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3310 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3311 (avr_file_start): Ditto.
3313 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3316 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3317 instead of 8 in adjust_address.
3319 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3322 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3325 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
3328 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
3329 Rearrange conditional logic. Move displacement address calculations
3331 (sh_find_mov_disp_adjust): ... this new function.
3333 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
3335 * config/arm/arm.opt (mapcs): Remove MaskExists.
3336 * config/cris/linux.opt (mno-gotplt): Likewise.
3337 * config/i386/i386.opt (mhard-float): Likewise.
3339 (mno-sse4): Likewise.
3340 * config/m68k/m68k.opt (mhard-float): Likewise.
3341 * config/mep/mep.op (mcop32): Likewise.
3342 * config/pa/pa-hpux.opt (msio): Likewise.
3343 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
3344 * config/picochip/picochip.opt (mlittle): Likewise.
3345 * config/sh/sh.opt (mrenesas): Likewise.
3346 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
3347 * config/sparc/sparc.opt (mhard-float): Likewise.
3348 * config/v850/v850.opt (mv850es): Likewise.
3349 * config/vax/vax.opt (mg-float): Likewise.
3351 2012-03-27 Martin Jambor <mjambor@suse.cz>
3354 * tree-sra.c (sra_modify_assign): Do not call
3355 load_assign_lhs_subreplacements when working with an unscalarizable
3358 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3361 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3363 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3364 * config/i386/i386.c: Include reload.h.
3365 (ix86_legitimize_reload_address): New function.
3367 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
3369 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
3370 hasn't been allocated. Define a target macro for Mask and
3371 InverseMask if it hasn't been defined. Remove MaskExists handling.
3373 * doc/options.texi: Remove MaskExists.
3375 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3378 * config/sh/sh.c (find_barrier): Add equality check of last_got
3379 to avoid going above orig insn. Update comments.
3381 2012-03-27 Richard Guenther <rguenther@suse.de>
3384 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3387 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3389 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3390 of a unit before computing the offset in units.
3391 * expr.c (get_bit_range): Return the null range if the enclosing record
3392 is part of a larger bit field.
3394 2012-03-27 Tristan Gingold <gingold@adacore.com>
3396 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
3397 * config/ia64/ia64.md: Remove mode in template.
3398 Sign extend operand in expand_simple_binop.
3399 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
3400 CASE_VECTOR_MODE instead of TARGET_ILP32.
3401 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
3403 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
3405 * varasm.c (assemble_external): #if 0 out the new assert from the
3406 previous commit, it breaks the Java and Go front ends.
3408 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
3410 * toplev.c (check_global_declaration_1): Do not call assemble_external.
3411 * expr.c (emit_block_move_libcall_fn): Likewise.
3412 (clear_storage_libcall_fn): Likewise.
3413 (expand_expr_addr_expr_1): Likewise.
3414 (expand_expr_real_1): Likewise.
3415 * calls.c (rtx_for_function_call): Likewise.
3417 * varasm.c (assemble_external): Assert this function is only called
3418 during or after expanding to RTL.
3420 2012-03-26 Martin Jambor <mjambor@suse.cz>
3422 PR tree-optimization/50052
3423 * tree-sra.c (tree_non_aligned_mem_p): Removed.
3424 (tree_non_aligned_mem_for_access_p): Likewise.
3425 (build_accesses_from_assign): Removed strict alignment requirements
3427 (access_precludes_ipa_sra_p): Likewise.
3429 2012-03-26 Richard Guenther <rguenther@suse.de>
3431 PR tree-optimization/52701
3432 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3433 compute and set the evolution part of PHI nodes.
3435 2012-03-26 Richard Guenther <rguenther@suse.de>
3437 PR tree-optimization/52721
3438 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
3440 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
3442 PR tree-optimization/52686
3443 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
3446 2012-03-26 Tristan Gingold <gingold@adacore.com>
3448 * config/alpha/vms.h (LINK_SPEC): Simplify.
3449 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
3450 (NAME__MAIN, SYMBOL__MAIN): Remove.
3451 (VMS_DEBUG_MAIN_POINTER): Remove.
3452 * config/ia64/vms.h: Likewise.
3453 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
3454 code to vms.c. Call vms_start_function.
3455 * config/ia64/ia64.c (ia64_start_function): Likewise.
3456 * config/vms/vms-protos.h (vms_start_function): Declare.
3457 * config/vms/vms.c (vms_start_function): New function.
3458 * config/vms/vms.h (MATH_LIBRARY): Define.
3459 (VMS_DEBUG_MAIN_POINTER): Define.
3461 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
3463 PR rtl-optimization/52629
3464 * reload1.c (count_pseudo): Short-circuit common case.
3465 (count_spilled_pseudo): Return early for pseudos without hard regs.
3466 Assert that the pseudo has got a hard reg before manipulating it.
3468 2012-03-24 Jan Hubicka <jh@suse.cz>
3471 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
3472 (decide_is_variable_needed): Do not handle toplevel reorder here.
3473 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
3474 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
3477 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3479 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
3480 and str_bitsize instead of more convoluted expressions.
3482 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3485 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3487 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3490 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
3492 2012-03-23 Martin Jambor <mjambor@suse.cz>
3494 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
3496 2012-03-23 Richard Guenther <rguenther@suse.de>
3498 PR tree-optimization/52678
3499 * tree-vectorizer.h (struct _stmt_vec_info): Add
3500 loop_phi_evolution_part member.
3501 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3502 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3503 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3504 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3505 Use the cached evolution part and the PHI nodes value from
3506 the loop preheader edge instead of re-analyzing the evolution.
3508 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3510 * config/mips/mips-tables.opt: Update.
3511 * config/mips/mips.md (processor): Add xlp.
3512 * config/mips/mips-cpus.def: Add xlp.
3513 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
3515 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
3516 * doc/invoke.texi: Mention XLP.
3518 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3521 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3522 on any new_local_var_chain vars declared during recursing on
3523 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3525 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
3527 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
3528 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
3529 (ASM_OUTPUT_LOCAL): Ditto.
3530 (ASM_OUTPUT_COMMON): Remove.
3531 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
3532 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
3534 2012-03-22 Jan Hubicka <jh@suse.cz>
3537 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
3539 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
3540 * ipa-inline-transform.c (save_inline_function_body): Remove
3541 copied clone if needed.
3542 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
3544 2012-03-22 Richard Guenther <rguenther@suse.de>
3547 * fold-const.c (fold_ternary_loc): Fix typo.
3549 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3552 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3553 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3554 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3555 (delay_cycles_1, delay_cycles_2): Ditto.
3556 (delay_cycles_3, delay_cycles_4): Ditto.
3557 (nopv, *nopv): Ditto.
3558 (sleep, *sleep): Ditto.
3561 2012-03-22 Richard Guenther <rguenther@suse.de>
3563 PR tree-optimization/52548
3564 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
3565 because of clobbers.
3566 (prune_clobbered_mems): New function.
3567 (compute_antic_aux): Use it to prune ANTIC_OUT.
3568 (compute_partial_antic_aux): Use it to prune PA_IN.
3569 (compute_avail): Only insert expressions into EXP_GEN that are not
3570 invalidated when translated up to the beginning of the block.
3572 2012-03-22 Richard Guenther <rguenther@suse.de>
3574 PR tree-optimization/52638
3575 * tree-vect-stmts.c (vect_init_vector_1): New function, split
3577 (vect_init_vector): ... here. Handle scalar vector inits.
3578 (vect_get_vec_def_for_operand): Adjust.
3579 (vectorizable_load): Likewise.
3581 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
3583 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
3584 (alpha*-*-freebsd*): Ditto.
3585 (alpha*-*-netbsd*): Ditto.
3586 (alpha*-*-openbsd*): Ditto.
3587 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
3588 (DWARF2_DEBUGGING_INFO): Remove.
3589 (PREFERRED_DEBUGGING_TYPE): Remove.
3590 (ASM_FINAL_SPEC): Remove.
3591 (IDENT_ASM_OP): Remove.
3592 (ASM_OUTPUT_IDENT): Remove.
3593 (SKIP_ASM_OP): Remove.
3594 (ASM_OUTPUT_SKIP): Remove.
3595 (ALIGN_ASM_OP): Remove.
3596 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
3597 (ASM_OUTPUT_CASE_LABEL): Remove.
3598 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
3599 (COMMON_ASM_OP): Remove.
3600 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
3601 (ASCII_DATA_ASM_OP): Remove.
3602 (READONLY_DATA_SECTION_ASM_OP): Remove.
3603 (INIT_SECTION_ASM_OP): Remove.
3604 (FINI_SECTION_ASM_OP): Remove.
3605 (ASM_SECTION_START_OP): Remove.
3606 (ASM_OUTPUT_SECTION_START_FILE): Remove.
3607 (TARGET_ASM_NAMED_SECTION): Remove.
3608 (TARGET_ASM_SELECT_SECTION): Remove.
3609 (MAKE_DECL_ONE_ONLY): Remove.
3610 (TYPE_ASM_OP): Remove.
3611 (SIZE_ASM_OP): Remove.
3612 (ASM_WEAKEN_LABEL): Remove.
3613 (TYPE_OPERAND_FMT): Remove.
3614 (ASM_DECLARE_RESULT): Remove.
3615 (ASM_DECLARE_OBJECT_NAME): Remove.
3616 (ASM_FINISH_DECLARE_OBJECT): Remove.
3617 (ELF_ASCII_ESCAPES): Remove.
3618 (ELF_STRING_LIMIT): Remove.
3619 (STRING_ASM_OP): Remove.
3620 (ASM_OUTPUT_EXTERNAL): Remove.
3621 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
3622 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
3624 (ASM_DECLARE_FUNCTION_NAME): Ditto.
3625 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
3626 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
3627 (ASM_OUTPUT_SKIP): Ditto.
3628 (READONLY_DATA_SECTION_ASM_OP): Remove.
3629 (USER_LABEL_PREFIX): Remove.
3630 (ASM_OUTPUT_ASCII): Remove.
3631 (ASM_OUTPUT_CASE_LABEL): Remove.
3632 (NO_DOLLAR_IN_LABEL): Undefine.
3634 2012-03-22 Richard Guenther <rguenther@suse.de>
3636 PR tree-optimization/52459
3637 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
3638 PHI insertion for calls.
3640 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
3642 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
3643 find_sets_in_insn, canonicalize_insn): Split out from ...
3644 (cse_insn): ... here.
3645 (invalidate_from_clobbers): Take an insn instead of the pattern.
3647 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
3650 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
3651 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
3652 * config/sh/sh.md (sindf2, cosdf2): Remove.
3654 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3657 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3658 prologue for unwinder and profiler.
3660 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3662 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3663 Introduce emul_name to select the right linker emulation for
3664 powerpc64-*-freebsd*.
3665 * configure: Regenerate.
3666 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3667 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3668 * config/rs6000/freebsd64.h: New file.
3669 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3671 (rs6000_savres_strategy): Likewise.
3672 (rs6000_savres_routine_name): Likewise.
3673 (rs6000_elf_file_end): Likewise.
3674 * config/rs6000/t-freebsd64: New file.
3675 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3676 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3678 * config/rs6000/freebsd64.h: Remove duplicated entries from last
3680 * config/rs6000/t-freebsd64: Likewise.
3682 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
3684 PR rtl-optimization/52543
3686 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3687 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3688 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3689 (avr_load_libgcc_p): Restrict to __flash loads.
3690 (avr_out_lpm): Only handle 1-byte loads from __flash.
3691 (avr_load_lpm): New function.
3692 (avr_find_unused_d_reg): Remove.
3693 (avr_out_lpm_no_lpmx): Remove.
3694 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3695 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3696 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3697 (load_<mode>, load_<mode>_clobber): New insns.
3698 (mov<mode>): For multi-byte move from non-generic
3699 16-bit address spaces: Expand to load_<mode> resp.
3700 load_<mode>_clobber.
3701 (load<mode>_libgcc): Remove expander.
3702 (split-lpmx): Remove split.
3704 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
3706 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
3707 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
3708 All callers changed.
3709 (Fixed_core_reg): New feature.
3710 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
3712 * neon-testgen.ml: Handle Fixed_core_reg.
3714 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
3716 * config/arm/arm.c (thumb2_reorg): Add complete support
3717 for 16-bit instructions.
3718 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
3720 2012-03-21 Richard Guenther <rguenther@suse.de>
3722 PR tree-optimizer/52636
3723 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
3724 to the appropriate type.
3726 2012-03-21 Richard Guenther <rguenther@suse.de>
3728 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
3730 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
3731 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
3732 * passes.c (init_optimization_passes): Remove pass_init_function,
3733 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
3734 * tree-pass.h (pass_init_function): Remove.
3735 (pass_jump): Remove.
3736 (pass_initial_value_sets): Remove.
3737 (pass_unshare_all_rtl): Remove.
3738 * integrate.c (pass_initial_value_sets): Remove.
3739 * emit-rtl.c (pass_unshare_all_rtl): Remove.
3740 * tree.h (init_function_for_compilation): Remove.
3741 * function.c (init_function_for_compilation): Remove.
3742 (pass_init_function): Remove.
3743 * cfgcleanup.c (rest_of_handle_jump): Remove.
3744 (pass_jump): Remove.
3746 2012-03-20 Jason Merrill <jason@redhat.com>
3748 * tree-streamer-in.c (streamer_alloc_tree): Call
3749 ggc_alloc_zone_cleared_tree_node instead of
3750 ggc_alloc_zone_cleared_tree_node_stat.
3752 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
3754 * doc/extend.texi (Template Instantiation): Remove anachronisms.
3756 2012-03-20 Jakub Jelinek <jakub@redhat.com>
3759 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
3760 (ix86_expand_vec_perm_const_1): Call it.
3762 * config/i386/i386.c (vselect_insn): New variable.
3763 (init_vselect_insn): New function.
3764 (expand_vselect, expand_vselect_insn): Add testing_p argument.
3765 Call init_vselect_insn if vselect_insn is NULL. Adjust
3766 PATTERN (vselect_insn), instead of creating a new insn each time,
3767 only emit a copy of it if not testing and recog has been successful.
3768 (expand_vec_perm_pshufb, expand_vec_perm_1,
3769 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
3773 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
3774 ("enabled" attribute): Handle avx2 and noavx2 isas.
3775 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
3777 (vec_dup<mode>): Add avx2 =x,x alternative.
3778 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
3779 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
3780 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
3781 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
3783 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
3784 if possible, handle also V8SFmode.
3786 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
3788 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
3789 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
3790 reg_or_zero_operand predicate.
3791 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
3793 2012-03-20 Jakub Jelinek <jakub@redhat.com>
3795 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
3796 If operand isn't UNSPEC, return 0.
3798 2012-03-20 Richard Guenther <rguenther@suse.de>
3800 * tree-pass.h (pass_rtl_eh): Remove.
3801 * except.c (gate_handle_eh): Likewise.
3802 (rest_of_handle_eh): Likewise.
3803 (pass_rtl_eh): Likewise.
3804 (finish_eh_generation): Export.
3805 * except.h (finish_eh_generation): Declare.
3806 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
3807 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
3808 after expanding stack alignment. Instead of compacting blocks
3811 2012-03-20 Richard Guenther <rguenther@suse.de>
3813 * stor-layout.c (finish_bitfield_representative): Fallback
3814 to conservative maximum size if the padding up to the next
3815 field cannot be computed as a constant.
3816 (finish_bitfield_layout): If we cannot compute the distance
3817 between the start of the bitfield representative and the
3818 bitfield member start a new representative.
3819 * expr.c (get_bit_range): The distance between the start of
3820 the bitfield representative and the bitfield member is zero
3821 if the field offsets are not constants.
3823 2012-03-20 Tristan Gingold <gingold@adacore.com>
3825 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
3826 convert in lowercase.
3827 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
3828 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
3829 * stor-layout.c (sizetype_tab): Adjust.
3830 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
3831 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
3832 instead of type_kind_last.
3833 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
3834 instead of size_int_kind.
3835 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
3836 * doc/tm.texi: Regenerate.
3837 * defaults.h (SIZETYPE): Provide a default value.
3838 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
3841 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
3843 * config/sh/sh.md: Use braced string notation where applicable.
3845 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3847 * config/i386/i386.md (allocate_stack): Simplify.
3849 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3851 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
3852 copy_to_mode_reg (Pmode, ...).
3853 (expand_builtin_frame_address): Ditto.
3854 * expr.c (emit_block_move_via_libcall): Ditto.
3855 (set_storage_via_libcall): Ditto.
3857 * config/i386/i386.c (ix86_expand_movmem): Ditto.
3858 (ix86_expand_setmem): Ditto.
3859 (ix86_trampoline_init): DItto.
3860 * config/i386/i386.md (cmpstrnsi): Ditto.
3862 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
3864 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
3865 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
3866 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
3867 (SH Options): Likewise.
3869 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3871 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
3872 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
3873 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
3874 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
3875 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
3878 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
3880 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
3881 * config/i386/i386.c (ix86_decompose_address): Use
3882 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
3883 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
3884 thread pointer to a register.
3887 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
3889 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
3890 if Pmode != word_mode.
3891 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
3892 Pmode == SImode for TARGET_X32.
3894 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
3895 (tls_initial_exec_x32): Likewise.
3897 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
3900 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
3901 DISP_ADDR_OFFSET): New macros.
3902 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
3903 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
3904 (sh_legitimize_address): Add QImode displacement handling.
3905 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
3907 (sh_secondary_reload): Add QImode displacement handling.
3908 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
3909 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
3910 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
3911 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
3912 to register operands only.
3913 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
3914 (extendqihi2): Change insn to expander.
3915 (*extendqihi2_compact_reg): New insn.
3916 (movqi_i, movqi): Replace with ...
3917 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
3918 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
3919 Add new peepholes for QImode displacement addressing.
3921 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
3924 * doc/invoke.texi: Document -Wuseless-cast.
3926 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
3928 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
3929 * tree.h (handled_component_p): Reorder cases.
3930 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
3931 not initialize unsignedp.
3932 (loc_list_from_tree): Likewise.
3933 (fortran_common): Likewise.
3934 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
3936 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3938 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
3939 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
3940 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
3941 (ix86_split_long_move): Ditto.
3942 (legitimize_tls_address): Use ix86_gen_sub3.
3943 (construct_plt_address): Assert that Pmode == DImode.
3945 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
3947 * config/i386/i386.md: Remove empty predicates and/or constraints.
3948 * config/i386/sync.md: Ditto.
3949 * config/i386/sse.md: Ditto.
3950 * config/i386/mmx.md: Ditto.
3951 * config/i386/pentium.md: Ditto.
3952 * config/i386/athlon.md: Ditto.
3954 2012-03-16 Richard Guenther <rguenther@suse.de>
3956 PR tree-optimization/52603
3957 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
3961 2012-03-14 Richard Guenther <rguenther@suse.de>
3963 PR tree-optimization/52571
3964 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
3965 flag_section_anchors check ...
3966 (vect_can_force_dr_alignment_p): ... here.
3968 2012-03-16 Martin Jambor <mjambor@suse.cz>
3970 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
3971 memory through MEM_REFs by calling extract_bit_field.
3973 2012-03-16 Richard Guenther <rguenther@suse.de>
3975 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
3976 and REFERENCE_TYPE interpretations.
3977 (can_native_interpret_type_p): New function.
3978 (fold_ternary_loc): Use native encode/interpret to fold
3979 BIT_FIELD_REFs of constants.
3981 2012-03-16 Richard Guenther <rguenther@suse.de>
3984 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
3985 of vector constants and constructors.
3987 2012-03-16 Richard Guenther <rguenther@suse.de>
3989 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
3990 VIEW_CONVERT_EXPR to convert constants.
3991 (vect_is_simple_use): Treat all constants as vec_constant_def.
3993 2012-03-16 Richard Guenther <rguenther@suse.de>
3994 Kai Tietz <ktietz@redhat.com>
3997 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
3998 side-effects completely in the pre-queue and use a temporary
4001 2012-03-16 Richard Guenther <rguenther@suse.de>
4003 * stor-layout.c (finish_bitfield_representative): Fall back
4004 to the conservative maximum size if we cannot compute the
4005 size of the tail padding.
4007 2012-03-16 Tristan Gingold <gingold@adacore.com>
4009 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
4010 __CRTL_VER and __VMS_VER.
4011 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
4012 and vms_c_get_vms_ver.
4013 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
4015 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
4016 (VMS_DEFAULT_VMS_VER): Define.
4017 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
4018 (VMS_DEFAULT_VMS_VER): Define.
4020 2012-03-16 Richard Guenther <rguenther@suse.de>
4022 * tree-vect-loop.c (get_initial_def_for_induction): Use
4023 build_constructor directly.
4024 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
4025 build_vector_from_val.
4026 * tree.c (build_vector_from_val): Avoid creating a constructor
4027 first when we want a constant vector.
4029 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4031 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4033 2012-03-16 Richard Guenther <rguenther@suse.de>
4035 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
4036 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
4037 (struct tree_vector): Remove elements member, add variable size
4039 (build_vector_stat): Declare.
4040 (build_vector): Define in terms of build_vector_stat.
4041 * tree.c (build_vector): Rename to ...
4042 (build_vector_stat): ... this. Take array of trees as parameter.
4043 (build_vector_from_ctor): Adjust.
4044 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
4045 initializer_zerop): Adjust.
4046 * cfgexpand.c (expand_debug_expr): Likewise.
4047 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
4048 const_vector_from_tree): Likewise.
4049 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
4050 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
4051 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
4052 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
4053 (lto_input_ts_vector_tree_pointers): Adjust.
4054 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
4055 (write_ts_vector_tree_pointers): Adjust.
4056 * varasm.c (const_hash_1, compare_constant, copy_constant,
4057 output_constant): Adjust.
4058 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
4059 * print-tree.c (print_node): Adjust.
4060 * tree-pretty-print.c (dump_generic_node): Adjust.
4061 * tree-vect-generic.c (uniform_vector_p, vector_element,
4062 lower_vec_perm): Adjust.
4063 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
4064 * tree-vect-slp.c (vect_get_constant_vectors,
4065 vect_transform_slp_perm_load): Adjust.
4066 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
4067 * expmed.c (make_tree): Adjust.
4068 * config/i386/i386.c (ix86_expand_builtin): Adjust.
4069 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
4071 (sparc_fold_builtin): Adjust.
4073 2012-03-16 Tristan Gingold <gingold@adacore.com>
4075 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
4076 * config/vms/vms-stdint.h: New file.
4078 2012-03-16 Tristan Gingold <gingold@adacore.com>
4080 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
4081 (ia64-hp-*vms*): Replaced by ...
4082 (*-*-*vms*): ... This new entry.
4084 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4087 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
4088 (ix86_expand_vec_perm_const_1): Use it.
4091 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
4092 (avx2_permv4df): Remove.
4093 (avx2_permv4di): Macroize into...
4094 (avx2_perm<mode>): ... this using VI8F_256 iterator.
4095 (avx2_permv4di_1): Macroize into...
4096 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
4098 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
4100 * combine.c (apply_distributive_law): Do not distribute SUBREG.
4102 2012-03-15 Ira Rosen <irar@il.ibm.com>
4103 Ulrich Weigand <ulrich.weigand@linaro.org>
4105 * tree-vect-patterns.c (widened_name_p): Rename to ...
4106 (type_conversion_p): ... this. Add new argument to determine
4107 if it's a promotion or demotion operation. Check for
4108 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
4109 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
4111 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
4112 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
4114 (vect_recog_mixed_size_cond_pattern): Likewise and allow
4115 non-constant then and else clauses.
4117 2012-03-15 Ira Rosen <irar@il.ibm.com>
4118 Ulrich Weigand <ulrich.weigand@linaro.org>
4120 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
4121 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
4123 * tree-vect-patterns.c (widened_name_p): Pass basic block
4124 info to vect_is_simple_use.
4125 (vect_recog_dot_prod_pattern): Fail for basic blocks.
4126 (vect_recog_widen_sum_pattern): Likewise.
4127 (vect_handle_widen_op_by_const): Support basic blocks.
4128 (vect_operation_fits_smaller_type,
4129 vect_recog_over_widening_pattern): Likewise.
4130 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
4131 Update call to vect_is_simple_use.
4132 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
4134 (check_bool_pattern): Add an argument, update call to
4135 vect_is_simple_use and the recursive calls.
4136 (vect_recog_bool_pattern): Update relevant function calls.
4138 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
4139 (vect_pattern_recog_1): Check for reduction only in loops.
4140 (vect_pattern_recog): Add new argument. Support basic blocks.
4141 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
4142 info to vect_is_simple_use_1.
4143 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
4144 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
4146 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4147 Andrew Pinski <apinski@cavium.com>
4150 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4151 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4152 calls instead of __builtin_ir{int,ound}*.
4154 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4156 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
4159 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4161 * config.gcc (target_type_format_char): New. Document it. Set it for
4163 * configure.ac (gnu_unique_option): Use target_type_format_char
4164 in test. Comment rationale.
4165 * configure: Regenerate .
4167 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4169 PR tree-optimization/52267
4170 * tree-vrp.c (masked_increment): New function.
4171 (register_edge_assert_for_2): Derive ASSERT_EXPRs
4172 from (X & CST1) cmp CST2 tests.
4174 2012-03-15 Richard Guenther <rguenther@suse.de>
4177 * tree-data-ref.c (subscript_dependence_tester_1): Check
4178 all dimensions for non-conflicting access functions.
4180 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4183 * doc/invoke.texi [C++ Language Options]: Document
4184 -ftemplate-backtrace-limit.
4186 2012-03-15 Tristan Gingold <gingold@adacore.com>
4188 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
4191 2012-03-15 Tristan Gingold <gingold@adacore.com>
4193 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
4194 use DW_OP_call_frame_cfa.
4196 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
4199 * config/i386/i386-opts.h (pmode): New.
4201 * config/i386/i386.c (ix86_option_override_internal): Properly
4202 check and set ix86_pmode.
4204 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
4206 * config/i386/i386.opt (maddress-mode=): New.
4208 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
4210 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4212 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
4213 (dwarf2out_do_cfi_asm): Likewise.
4214 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
4216 (add_data_member_location_attribute): Likewise.
4217 (gen_array_type_die): Likewise.
4218 (gen_subprogram_die): Likewise.
4219 (gen_producer_string): Likewise.
4220 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
4221 Remove MIPS_DEBUGGING_INFO handling.
4222 (sdb_debug_hooks): Likewise.
4223 (sdbout_begin_block): Likewise.
4224 (sdbout_end_block): Likewise.
4225 (sdbout_begin_prologue): Likewise.
4226 (sdbout_start_source_file): Likewise.
4227 (sdbout_end_source_file): Likewise.
4228 (sdbout_init): Likewise.
4229 * system.h (MIPS_DEBUGGING_INFO): Poison.
4231 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4233 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
4234 (alpha_file_start) [MS_STAMP]: Remove.
4236 * config/alpha/elf.h (TARGET_GAS): Remove.
4237 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
4238 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
4239 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
4240 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
4241 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
4242 (alpha*-*-freebsd*): Likewise.
4243 (alpha*-*-netbsd*): Likewise.
4244 (alpha*-*-openbsd*): Likewise.
4245 (alpha*-*-*): Remove target_cpu_default2.
4246 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
4248 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
4249 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
4250 * config/alpha/alpha.c (print_operand): Always assume
4251 TARGET_AS_SLASH_BEFORE_SUFFIX.
4252 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
4253 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
4254 ("*builtin_setjmp_receiver_er_1"): Remove.
4255 * config/alpha/alpha.opt (malpha-as): Remove.
4257 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
4259 Remove DEC Unix reference.
4261 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
4262 (EXTENDED_COFF): Remove.
4263 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
4264 (EXTENDED_COFF): Don't undef.
4265 * config/alpha/alpha.c (alpha_file_start): Always assume
4267 Don't set targetm.asm_file_start_file_directive.
4268 [!OBJECT_FORMAT_ELF]: Remove.
4269 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
4271 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
4272 (DBX_DEBUGGING_INFO): Remove.
4273 (MIPS_DEBUGGING_INFO): Remove.
4274 (PREFERRED_DEBUGGING_TYPE): Remove.
4275 (DBX_OUTPUT_SOURCE_LINE): Remove.
4276 (SDB_OUTPUT_SOURCE_LINE): Remove.
4277 (DBX_CONTIN_LENGTH): Remove.
4278 (NO_DBX_FUNCTION_END): Remove.
4279 (ASM_STABS_OP): Remove.
4280 (ASM_STABN_OP): Remove.
4281 (ASM_STABD_OP): Remove.
4282 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
4283 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
4284 (PUT_SDB_DEF): Remove.
4285 (PUT_SDB_PLAIN_DEF): Remove.
4286 (PUT_SDB_TYPE): Remove.
4287 (sdb_label_count): Remove.
4288 (PUT_SDB_BLOCK_START): Remove.
4289 (PUT_SDB_BLOCK_END): Remove.
4290 (PUT_SDB_FUNCTION_START): Remove.
4291 (PUT_SDB_FUNCTION_END): Remove.
4292 (PUT_SDB_EPILOGUE_END): Remove.
4293 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
4294 (MIPS_DEBUGGING_INFO): Don't undef.
4295 (DBX_DEBUGGING_INFO): Don't undef.
4296 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
4297 (MIPS_DEBUGGING_INFO): Don't undef.
4298 (DBX_DEBUGGING_INFO): Don't undef.
4299 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
4300 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
4302 (alpha_start_function): Likewise.
4303 (sdb_label_count): Remove.
4304 (alpha_output_filename): Remove DBX_DEBUG handling.
4305 (alpha_file_start): Likewise.
4307 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4309 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
4310 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
4311 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
4313 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
4314 (ld_tls_support): Remove Solaris 8 references.
4315 (lwp_dir, lwp_spec): Remove support for alternate thread library.
4316 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
4317 * configure: Regenerate.
4318 * config.in: Regenerate.
4320 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
4321 * config/i386/sol2.h: Remove Solaris 8 references.
4323 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
4324 (i?86-*-solaris2.9): ... this.
4325 Remove Solaris 8 references.
4326 (Specific, *-*-solaris2*): Document Solaris 8 removal.
4327 Remove Solaris 8 references.
4329 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4331 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
4332 (mips-sgi-irix6.5*): Remove.
4333 * config.host (mips-sgi-irix*): Remove.
4334 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
4335 (set_have_as_tls): Remove *-*-irix6*.
4336 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
4337 * configure: Regenerate.
4339 * config/mips/iris6.h: Remove.
4340 * config/mips/iris6.opt: Remove.
4341 * config/mips/t-irix6: Remove.
4343 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
4344 (TARGET_IRIX6): Remove.
4345 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
4346 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
4347 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
4349 (mips_file_start): Likewise.
4350 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
4352 * config/mips/driver-native.c [__sgi__]: Remove.
4353 (host_detect_local_cpu) [__sgi__]: Remove.
4355 * config/mips/gnu-user.h: Remove iris5.h reference.
4357 * config/mips/mips-modes.def: Remove IRIX 6 reference.
4358 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
4359 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
4362 * gcc.c (main): Move asm_debug initialization ...
4363 (asm_debug): ... here.
4365 * ginclude/stddef.h (__STDDEF_H__): Don't define.
4367 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
4368 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
4369 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
4370 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
4371 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
4372 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4374 * doc/tm.texi: Regenerate.
4376 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
4378 (MIPS Options, -march): Remove IRIX reference.
4379 * doc/install.texi (Binaries, SGI IRIX): Remove.
4380 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
4382 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
4384 2012-03-14 Martin Jambor <mjambor@suse.cz>
4386 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
4387 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
4388 (expand_expr_real_1): Do not handle misalignment if modifier is
4391 2012-03-14 Richard Guenther <rguenther@suse.de>
4394 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4395 element type instead of mode, use build_vector_type_for_mode
4396 instead of the langhook, build a vector of proper signedness.
4397 (expand_vector_operations_1): Adjust.
4399 2012-03-14 Richard Guenther <rguenther@suse.de>
4402 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
4403 a cgraph node for a FUNCTION_DECL that comes from a constructor.
4404 (gimple_get_virt_method_for_binfo): Likewise.
4406 2012-03-14 Richard Guenther <rguenther@suse.de>
4408 PR tree-optimization/52571
4409 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
4410 flag_section_anchors check ...
4411 (vect_can_force_dr_alignment_p): ... here. Do not re-align
4412 DECL_COMMON variables.
4414 2012-03-14 Richard Guenther <rguenther@suse.de>
4416 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
4417 * stor-layout.c (start_bitfield_representative): New function.
4418 (finish_bitfield_representative): Likewise.
4419 (finish_bitfield_layout): Likewise.
4420 (finish_record_layout): Call finish_bitfield_layout.
4421 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
4422 for QUAL_UNION_TYPE fields.
4423 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4424 Stream DECL_BIT_FIELD_REPRESENTATIVE.
4425 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4430 * expr.c (get_bit_range): Unconditionally extract bitrange
4431 from DECL_BIT_FIELD_REPRESENTATIVE.
4432 (expand_assignment): Adjust call to get_bit_range.
4434 2012-03-14 Richard Guenther <rguenther@suse.de>
4437 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
4438 the outermost conversion is a sign-change only.
4439 (fold_binary_loc): Disregard widening and sign-changing
4440 conversions when we determine if two variables are equal
4442 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
4443 (T1)x if the outermost conversion is a sign-change only.
4445 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
4448 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
4450 * config/i386/predicates.md (constant_call_address_operand): Declare
4451 as special predicate. Update all uses.
4453 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4456 * c-parser.c (c_parser_postfix_expression)
4457 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4459 * config/i386/smmintrin.h: Avoid /* within a comment.
4460 * config/i386/nmmintrin.h: Likewise.
4462 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4464 * config/i386/i386.md (xbegin): Remove constraint from expander.
4466 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4468 * config/i386/predicates.md (constant_call_address_operand): Declare
4469 as special predicate. Update all uses.
4470 * config/i386/i386.md: Remove mode from constant_call_address_operand
4472 * config/i386/i386.c (ix86_output_call_insn): Call
4473 constant_call_address_operand with VOIDmode.
4475 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4477 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
4478 AND zero extended address correctly.
4480 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4482 * config/i386/predicates.md (tls_symbolic_operand): Declare as
4484 (tls_modbase_operand): Ditto.
4485 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
4486 tls_modbase_operand predicates.
4488 2012-03-13 Martin Jambor <mjambor@suse.cz>
4490 * expr.c (expand_assignment): Handle misaligned scalar writes to
4491 memory through top-level MEM_REFs by calling store_bit_field.
4493 2012-03-13 Richard Guenther <rguenther@suse.de>
4496 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
4497 if Y is a constant multiple of 1 << CST.
4499 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
4502 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4503 offset (size) to a value the insns can deal with.
4504 (expand_epilogue): Ditto.
4506 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4508 * config/arm/neon.ml (ops): Fixup expected instructions for
4509 unsigned vector compares.
4511 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4513 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
4514 addresses only when %reg is not in word mode.
4516 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4518 * config/microblaze/microblaze.md: Fix typo.
4519 * tree-if-conv.c: Likewise.
4520 * tree-vect-patterns.c: Likewise.
4522 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4524 * config.gcc (extra_passes): Remove.
4525 * configure.ac (extra_passes): Don't substitute.
4526 * configure: Regenerate.
4527 * Makefile.in (EXTRA_PASSES): Remove.
4528 (GCC_PASSES): Remove $(EXTRA_PASSES).
4529 (MOSTLYCLEANFILES): Likewise.
4531 (install-common): Likewise.
4533 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4535 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
4536 * config/i386/i386.c (ix86_decompose_address): Use
4537 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
4538 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
4539 thread pointer to a register.
4541 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
4543 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
4544 on tls_symbolic_operand.
4545 (tls_global_dynamic_64_<mode>): Likewise.
4547 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4550 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4551 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4553 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4556 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4557 type from reg_class_t to enum reg_class.
4558 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4560 2012-03-12 Andrew Pinski <apinski@cavium.com>
4562 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
4563 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
4564 (value_replacement): Likewise.
4565 (empty_block_p): Check also if the PHIs for the block are empty.
4567 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4570 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4571 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4572 r184615 from 2012-02-28.
4574 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
4576 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
4577 (ix86_gen_tls_local_dynamic_base_64): Likewise.
4578 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
4579 and ix86_gen_tls_local_dynamic_base_64.
4580 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
4581 ix86_gen_tls_local_dynamic_base_64.
4583 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
4584 (*tls_global_dynamic_64_<mode>): This.
4585 (tls_global_dynamic_64): Renamed to ...
4586 (tls_global_dynamic_64_<mode>): This.
4587 (*tls_local_dynamic_base_64): Renamed to ...
4588 (*tls_local_dynamic_base_64_<mode>): This.
4589 (tls_local_dynamic_base_64): Renamed to ...
4590 (tls_local_dynamic_base_64_<mode>): This.
4592 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
4594 * config/i386/i386.c (ix86_option_override_internal): Properly
4595 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
4596 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
4597 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
4598 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
4600 * config/i386/sse.md (sse3_monitor64): Renamed to ...
4601 (sse3_monitor64_<mode>): This.
4603 2012-03-12 Tristan Gingold <gingold@adacore.com>
4605 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
4606 (ia64_function_arg_advance): Ditto.
4608 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4610 * config.gcc (mips*-*-openbsd*): Remove.
4611 * config/mips/openbsd.h: Remove.
4612 * config/mips/sdb.h: Remove.
4614 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
4615 * config/mips/mips.c (sdb_label_count): Remove.
4616 (mips_debugger_offset): Remove #if 0 code.
4617 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
4618 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
4620 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4622 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4624 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4625 Update binutils references.
4626 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4627 Update binutils reference.
4628 Update Sun as/GNU ld caveat.
4629 Document binutils largefile requirement for LTO plugin.
4630 Remove reference to alternate libpthread.
4632 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4634 * config.gcc (alpha*-dec-osf5.1*): Remove.
4635 * config.host (alpha*-dec-osf*): Remove.
4636 * configure.ac (*-*-osf*): Remove.
4637 (alpha*-dec-osf*): Remove.
4638 * configure: Regenerate.
4640 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
4641 config/alpha/va_list.h, config/alpha/x-osf: Remove.
4643 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
4644 * config/alpha/alpha.c (struct machine_function): Update comment.
4645 (alpha_start_function): Remove Tru64 UNIX as handling for
4647 * config/alpha/alpha.md ("exception_receiver"): Remove
4648 TARGET_LD_BUGGY_LDGP.
4649 ("*exception_receiver_2"): Likewise.
4650 * except.c (finish_eh_generation): Remove Tru64 reference.
4651 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
4652 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
4653 * target.def (handle_pragma_extern_prefix): Remove.
4655 * Makefile.in (mips-tfile.o-warn): Remove.
4656 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
4657 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
4658 * mips-tdump.c, mips-tfile.c: Remove.
4660 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
4662 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
4663 (Specific, alpha*-dec-osf5.1): Note removal.
4664 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
4666 * doc/tm.texi: Regenerate.
4667 * doc/trouble.texi (Cross-Compiler Problems): Remove.
4669 2012-03-12 Richard Guenther <rguenther@suse.de>
4671 * config/arm/arm.c (neon_dereference_pointer): Do not call
4672 covert during RTL expansion.
4674 2012-03-12 Tristan Gingold <gingold@adacore.com>
4676 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
4677 Options. Mention -mpointer-size.
4679 2012-03-12 Richard Guenther <rguenther@suse.de>
4681 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
4682 build_nonstandard_integer_type.
4684 2012-03-12 Richard Guenther <rguenther@suse.de>
4686 * tree.c (signed_or_unsigned_type_for): Use
4687 build_nonstandard_integer_type.
4688 (signed_type_for): Adjust documentation.
4689 (unsigned_type_for): Likewise.
4690 * tree-pretty-print.c (dump_generic_node): Use standard names
4691 for non-standard integer types if available.
4693 2012-03-12 Tristan Gingold <gingold@adacore.com>
4695 * config/vms/vms.opt: Add vms-opts.h header.
4696 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
4698 (-mvms-return-codes): Document.
4699 (-mpointer-size): New option.
4700 (vms_pointer_size): Add enumeration.
4701 * config/vms/vms-opts.h: New file.
4702 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
4703 __INITIAL_POINTER_SIZE.
4704 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
4705 (C_COMMON_OVERRIDE_OPTIONS): Define.
4706 (DWARF2_ADDR_SIZE): Define.
4707 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
4708 * config/vms/vms-protos.h (vms_c_common_override_options):
4710 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
4711 if -mno-pointer-size.
4712 (vms_c_common_override_options): New function.
4713 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
4714 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
4715 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
4716 and flag_vms_pointer_size.
4717 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
4718 * config.gcc (*-*-*vms*): Define xm_file.
4719 (alpha*-dec-*vms*): Do not define xm_file.
4720 (alpha64-dec-*vms*): Remove.
4721 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
4724 2012-03-12 Jakub Jelinek <jakub@redhat.com>
4726 PR tree-optimization/51721
4727 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
4728 if (int) unsvar cmp CST.
4730 2012-03-12 Richard Guenther <rguenther@suse.de>
4732 * tree-sra.c (create_access_replacement): Only rename the replacement
4733 if we can rewrite it into SSA form. Properly mark register typed
4734 replacements that we cannot rewrite with TREE_ADDRESSABLE.
4735 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
4736 for aggregate or BLKmode results.
4738 2012-03-12 Jakub Jelinek <jakub@redhat.com>
4740 PR tree-optimization/52533
4741 * tree-vrp.c (register_edge_assert_for_2): Use double_int
4742 type for mask, only handle shifts by non-zero in-range
4743 shift count, for LE_EXPR and GT_EXPR if new_val is
4744 maximum, don't add the assertion.
4746 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
4748 * doc/invoke.texi: Document -mrtm option.
4749 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
4750 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
4751 (ix86_handle_option): Handle OPT_mrtm.
4752 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
4754 (x86_64-*-*): Ditto.
4755 * i386-builtin-types.def (INT_FTYPE_VOID): New.
4756 * config/i386/i386-c.c (ix86_target_macros_internal): Define
4758 (ix86_target_string): Define -mrtm option.
4760 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
4762 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
4763 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
4765 (bdesc_special_args): Ditto.
4766 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
4767 (ix86_expand_special_args_builtin): Handle new built-in type.
4768 (ix86_expand_builtin): Handle XABORT instruction.
4769 * config/i386/i386.h (TARGET_RTM): New.
4770 * config/i386/i386.md (UNSPECV_XBEGIN): New.
4771 (UNSPECV_XEND): Ditto.
4772 (UNSPECV_XABORT): Ditto.
4773 (UNSPECV_XTEST): Ditto.
4780 * config/i386/i386.opt (mrtm): New.
4781 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
4782 * config/i386/rtmintrin.h: New header.
4783 * config/i386/xtestintrin.h: Ditto.
4785 2012-03-12 Tristan Gingold <gingold@adacore.com>
4787 * ginclude/stddef.h: Adjust previous patch.
4788 Use __VMS__ instead of VMS.
4790 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
4792 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
4793 Also convert sequences with CC setting arithmetic instruction.
4795 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
4797 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
4798 from C Language Options to Preprocessor Options.
4799 (C Dialect Options): Move -no-integrated-cpp documentation
4801 (Preprocessor Options): ...to here. Rewrite the description
4802 so it makes more sense, and remove discussion of merging front ends.
4804 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4806 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
4808 (ix86_expand_setmem): Likewise.
4810 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
4812 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
4815 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4817 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
4818 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
4820 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4822 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
4824 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4826 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
4829 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4830 Uros Bizjak <ubizjak@gmail.com>
4832 * config/i386/predicates.md (call_insn_operand): Allow
4833 constant_call_address_operand in Pmode only.
4834 (sibcall_insn_operand): Ditto.
4835 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
4836 (*call_vzeroupper): Ditto.
4838 (*sibcall_vzeroupper): Ditto.
4839 (*call_value): Ditto.
4840 (*call_value_vzeroupper): Ditto.
4841 (*sibcall_value): Ditto.
4842 (*sibcall_value_vzeroupper): Ditto.
4843 (*indirect_jump): Ditto.
4844 (*tablejump_1): Ditto.
4845 (indirect_jump): Convert memory address to word mode for TARGET_X32.
4847 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
4850 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
4853 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
4854 Use movrt_negc instead of negc pattern for non-SH2A.
4856 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
4858 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
4860 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
4861 if Pmode != word_mode.
4862 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
4863 Pmode == SImode for TARGET_X32.
4865 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
4866 (tls_initial_exec_x32): Likewise.
4868 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
4870 PR rtl-optimization/52528
4871 * combine.c (can_combine_p): Add setting of subst_low_luid
4872 before call to expand_field_assignment().
4874 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
4876 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
4877 and related program names.
4879 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
4881 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
4883 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
4886 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
4887 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
4889 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
4890 (*movdi_internal_rex64): Use %E operand modifier for lea.
4891 (*movsi_internal): Ditto.
4893 (*lea<mode>_2): Ditto.
4894 (*lea_{3,4,5,6}_zext): Ditto.
4895 (*tls_global_dynamic_32_gnu): Ditto.
4896 (*tls_global_dynamic_64): Ditto.
4897 (*tls_dynamic_gnu2_lea_32): Ditto.
4898 (*tls_dynamic_gnu2_lea_64): Ditto.
4899 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
4901 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4903 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4904 redefine to be NULL if the current bit-size is different from the
4905 configured bit-size.
4907 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4908 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4909 set the default tuning. Add asserts to make sure the cpu and tune
4910 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4911 test whether the index is set, instead of > 0.
4912 (rs6000_file_start): Do not reset the default cpu if the current
4913 bit-size is different from the configured bit-size.
4915 2012-03-09 Tristan Gingold <gingold@adacore.com>
4917 * config/vms/vms-crtlmap.map: Add comments.
4918 Add entries needed to build Ada RTS.
4920 2012-03-09 Tristan Gingold <gingold@adacore.com>
4922 * ginclude/stddef.h: Do not define __size_t on VMS.
4924 2012-03-09 Tristan Gingold <gingold@adacore.com>
4926 * c-tree.h (c_default_pointer_mode): New variable.
4927 * c-decl.c (c_default_pointer_mode): New variable.
4928 (c_build_pointer_type): New function.
4929 (grokdeclarator): Call c_build_pointer_type instead
4930 of build_pointer_type.
4932 * config/vms/vms-c.c: Include c-tree.h
4933 (saved_pointer_mode): New variable.
4934 (handle_pragma_pointer_size): New function.
4935 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
4936 (vms_c_register_pragma): Register __pointer_size and
4937 __required_pointer_size pragmas.
4939 2012-03-09 Tristan Gingold <gingold@adacore.com>
4941 * config/vms/vms-c.c (vms_construct_include_filename): New function.
4942 (vms_c_register_includes): Reference it.
4944 2012-03-09 Andrew Pinski <apinski@cavium.com>
4947 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
4949 (tree_ssa_phiopt_worker): Go through all the PHIs for
4950 value_replacement instead of just the singleton one.
4951 (value_replacement): Change return type to int. Return 0 instead of
4953 Allow the middle basic block to contain more than just the defining
4955 Handle non empty middle basic blocks.
4956 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
4958 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
4960 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
4961 array reference and component reference.
4962 (analyze_scalar_evolution_for_address_of): New.
4964 2012-03-08 Jie Zhang <jzhang918@gmail.com>
4967 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
4968 (hwloop_pattern_reg): Fix set but not used warning.
4969 (bfin_reorg_loops): Remove unused parameter.
4970 (bfin_reorg): Update use of bfin_reorg_loops.
4972 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
4974 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
4975 with integer parameters in registers.
4976 (gen_push): Push register in word_mode instead of Pmode.
4977 (ix86_emit_save_regs): Likewise.
4978 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
4979 (gen_pop): Pop register in word_mode instead of Pmode.
4980 (ix86_emit_restore_regs_using_pop): Likewise.
4981 (ix86_expand_prologue): Replace Pmode with word_mode for push
4982 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
4983 restore RAX and R10 in word_mode.
4984 (ix86_emit_restore_regs_using_mov): Restore integer registers
4986 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
4988 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
4989 (ix86_split_long_move): Likewise.
4991 * config/i386/i386.md (W): New.
4992 (*push<mode>2_prologue): Replace :P with :W.
4993 (*pop<mode>1): Likewise.
4994 (*pop<mode>1_epilogue): Likewise.
4995 (push/pop peephole2): Use word_mode scratch registers.
4997 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
4999 * config/i386/predicates.md (indirect_branch_operand): Simplify.
5001 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
5003 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
5004 for constants in [-63,63].
5006 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
5010 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5012 * config/i386/i386.c (ix86_print_operand_address): Only handle
5013 zero-extended DImode addresses.
5015 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5017 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5018 * configure: Regenerate.
5020 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
5023 * config/avr/avr.c (avr_mem_clobber): New static function.
5024 (avr_expand_delay_cycles): Add memory clobber operand to
5025 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
5026 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
5027 (enable_interrupt, disable_interrupt): New expander.
5028 (nopv, sleep, wdr): New expanders.
5029 (delay_cycles_1): Add memory clobber.
5030 (delay_cycles_2): Add memory clobber.
5031 (delay_cycles_3): Add memory clobber.
5032 (delay_cycles_4): Add memory clobber.
5033 (cli_sei): New insn from former "enable_interrupt",
5034 "disable_interrupt" with memory clobber.
5035 (*wdt): New insn from former "wdt" with memory clobber.
5036 (*nopv): Similar, but for "nopv".
5037 (*sleep): Similar, but for "sleep".
5039 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
5040 Kaz Kojima <kkojima@gcc.gnu.org>
5043 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
5044 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
5045 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5047 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
5049 * config/i386/predicates.md (x86_64_zext_general_operand): New.
5050 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
5051 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
5053 2012-03-07 Walter Lee <walt@tilera.com>
5055 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
5056 REG_CFA_* notes for the stack pointer.
5057 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
5058 EH_RETURN_STACKADJ_RTX.
5059 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
5060 generate REG_CFA_* notes for the stack pointer.
5061 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
5062 by EH_RETURN_STACKADJ_RTX.
5064 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5066 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
5067 when __AVR_3_BYTE_PC__ is defined.
5069 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
5071 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
5072 (ix86_print_operand): Handle '^'.
5073 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
5074 using P mode iterator. Add %^ to asm template to conditionally emit
5076 (*rep_movdi_rex64): Ditto.
5077 (*strsetdi_rex_1): Ditto.
5078 (*rep_stosdi_rex64): Ditto.
5079 (*strmov{si,hi,qi}_1): Add %^ to asm template to
5080 conditionally emit addr32 prefix.
5081 (*rep_mov{si,qi}): Ditto.
5082 (*strset{si,hi,qi}): Ditto.
5083 (*rep_stos{si,qi}): Ditto.
5084 (*cmpstrnqi_nz_1): Ditto.
5085 (*cmpstrnqi_1): Ditto.
5086 (*strlenqi_1): Ditto.
5088 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
5090 * config/i386/i386.c (function_value_64): Return pointers in
5091 word_mode instead of Pmode.
5092 (ix86_promote_function_mode): Likewise.
5094 2012-03-07 Richard Guenther <rguenther@suse.de>
5096 * coverage.c (get_gcov_type): Use type_for_mode.
5097 (get_gcov_unsigned_t): Likewise.
5098 * expr.c (store_constructor): Use type_for_mode.
5099 (try_casesi): Likewise.
5100 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
5101 (add_standard_iv_candidates): Use standard type trees.
5102 * dojump.c (do_jump): Remove dead code.
5104 2012-03-07 Richard Guenther <rguenther@suse.de>
5106 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
5108 2012-03-07 Richard Guenther <rguenther@suse.de>
5110 * convert.c (strip_float_extensions): Move ...
5111 * tree.c (strip_float_extensions): ... here.
5113 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5116 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
5118 2012-03-07 Richard Guenther <rguenther@suse.de>
5120 * omp-low.c (extract_omp_for_data): Use signed_type_for.
5121 (expand_omp_for_generic): Likewise.
5122 (expand_omp_for_static_nochunk): Likewise.
5123 (expand_omp_for_static_chunk): Likewise.
5124 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
5125 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
5126 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
5127 Use unsigned_type_for.
5128 (vect_create_cond_for_align_checks): Use signed_type_for.
5130 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
5132 PR rtl-optimization/52203
5133 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
5134 all callers to pass NULL except ...
5135 (reset_sched_cycles_in_current_ebb): ... here, save the value
5136 in new variable 'empty'. Increase issue_rate only for
5139 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5142 * Makefile.in: Let install-gcc-ar depend on installdirs,
5143 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5144 Don't double canonicalize if cross-compiling.
5146 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5149 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
5150 to: RAMPZ, RAMPY, RAMPX, RAMPD.
5151 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
5153 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5156 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
5158 * config/avr/avr.md (xload_8): Adjust insn length.
5160 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5163 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
5164 if RAMPZ affects reading from RAM.
5166 2012-03-07 Richard Guenther <rguenther@suse.de>
5170 * doc/invoke.texi (Precompiled Headers): Remove sentence that
5171 suggests you can include PCHs from inside another header.
5173 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
5176 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
5178 2012-03-07 Kai Tietz <ktietz@redhat.com>
5180 * doc/invoke.texi (fwritable-relocated-rdata): Document
5181 new Cygwin/MinGW target option.
5182 * config/i386/winnt.c (i386_pe_unique_section): Ignore
5183 reloc if flag -fwritable-relocated-rdata is not set.
5184 (i386_pe_section_type_flags): Likewise.
5185 * config/i386/cygming.opt (fwritable-relocated-rdata):
5186 Add new flag variable flag_writable_rel_rdata.
5188 2012-03-07 Richard Guenther <rguenther@suse.de>
5190 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
5191 precision against gimple constraints.
5193 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
5196 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
5198 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
5199 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
5201 (init_emit_regs): Move associated initialization to...
5202 (init_emit_once): ...here.
5204 2012-03-06 Richard Henderson <rth@redhat.com>
5206 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5207 * config/m68k/sync.md (atomic_test_and_set): Use it.
5208 (atomic_test_and_set_1): Likewise.
5210 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5213 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
5214 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
5215 (vector_ltgt<mode>): Likewise.
5216 (vector_ordered<mode>): Likewise.
5217 (vector_unordered<mode>): Likewise.
5218 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5220 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5222 * trans-mem.c: New typedef for tm_region_p.
5223 Define vector types for tm_region_p.
5224 (tm_region_init): Replace region_worklist to a vector called
5227 2012-03-06 Richard Guenther <rguenther@suse.de>
5229 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
5230 MEM_REF with constant pointer operand.
5232 2012-03-06 Richard Guenther <rguenther@suse.de>
5235 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
5237 2012-03-06 Tristan Gingold <gingold@adacore.com>
5239 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
5240 (external_model_kind): Improve documentation.
5241 (vms_pragma_extern_model): Handle relaxed_redef.
5242 (vms_c_register_pragma): Allow expansion for nomember_alignment.
5244 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
5246 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
5247 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
5248 Some more notes on EIND usage and reorder EIND subsection.
5250 2012-03-06 Tristan Gingold <gingold@adacore.com>
5252 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
5253 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
5255 2012-03-06 Tristan Gingold <gingold@adacore.com>
5257 * config/vms/t-vmsnative (version): Define.
5258 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
5260 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
5262 PR rtl-optimization/52250
5263 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
5264 to put note list into. Unconditionally call move_bb_info.
5265 (move_bb_info): Do not assert the blocks being in the same region,
5266 just drop the note list if they are not.
5268 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
5271 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
5272 and use unified expansion logic.
5273 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
5274 closer to the existing movt insn.
5275 (negc): Rename insn to *negc. Add new expander.
5276 (movnegt): Use xor pattern for T bit negation. Reserve helper
5277 constant for negc pattern.
5278 (*movnegt): New insn and splitter.
5280 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
5282 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
5285 2012-03-05 Richard Henderson <rth@redhat.com>
5287 * genemit.c (main): Include "target.h" in insn-emit.c.
5288 * Makefile.in (insn-emit.o): Depend on TARGET_H.
5289 * config/sh/sync.md (atomic_test_and_set): Reference
5290 targetm.atomic_test_and_set_trueval instead of
5291 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
5293 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
5295 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
5298 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
5300 * langhooks.c (add_builtin_type): New function.
5301 * langhooks.h (add_builtin_type): Export it.
5302 * config/mep/mep.c (mep_init_builtins): Use it.
5303 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
5305 2012-03-05 Jakub Jelinek <jakub@redhat.com>
5308 * tree.h (BLOCK_SAME_RANGE): Define.
5309 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
5310 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
5311 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
5312 isn't equal to supercontext fragment's fragment chain.
5313 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
5315 (blocks_nreverse_all): Likewise.
5316 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
5317 BLOCK_SUPERCONTEXT to supercontext fragment instead of
5318 supercontext fragment's fragment origin.
5319 * dwarf2out.c (add_high_low_attributes): If stmt has the same
5320 range as its parent (or parents thereof etc.), use the parent's
5321 DW_AT_ranges value instead of creating a new .debug_ranges range.
5323 2012-03-05 Richard Henderson <rth@redhat.com>
5326 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5327 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5328 BIGGEST_ALIGNMENT is aligned.
5330 2012-03-05 Richard Henderson <rth@redhat.com>
5332 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
5333 * config/sh/sh.c: ... here.
5335 2012-03-05 Richard Henderson <rth@redhat.com>
5338 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5339 instead of calling negqi2 directly.
5341 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
5344 * trans-mem.c (tm_region_init): Use last_basic_block.
5346 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5348 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5349 * config/sh/sync.md (atomic_test_and_set): New expander.
5350 (tasb, atomic_test_and_set_soft): New insns.
5351 * config/sh/sh.opt (menable-tas): New option.
5352 * doc/invoke.texi (SH Options): Document it.
5354 2012-03-05 Richard Guenther <rguenther@suse.de>
5356 * cfgloop.c (verify_loop_structure): Verify dominators before
5358 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
5359 dominators from here.
5360 * graphite-scop-detection.c (create_sese_edges): Likewise.
5361 * loop-doloop.c (doloop_optimize_loops): Likewise.
5362 * loop-init.c (loop_optimizer_init): Likewise.
5363 * loop-unroll.c (unroll_and_peel_loops): Likewise.
5364 * loop-unswitch.c (unswitch_loops): Likewise.
5365 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
5366 * tree-parloops.c (parallelize_loops): Likewise. Verify
5367 only when checking is enabled.
5368 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
5370 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
5372 * genautomata.c (parse_automata_opt): New static function.
5373 (initiate_automaton_gen): Remove all option handling code. Remove
5374 argc argument. All callers changed.
5375 (main): Call init_rtx_reader_args_cb with the new function as argument.
5377 2012-03-05 Richard Guenther <rguenther@suse.de>
5379 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
5380 * tree-if-conv.c (combine_blocks): Free post-dominator info
5382 * tree-parloops.c (create_parallel_loop): Free and re-compute
5383 dominator info after breaking it.
5385 2012-03-05 Richard Guenther <rguenther@suse.de>
5388 * optabs.h (trapv_unoptab_p): New function.
5389 (trapv_binoptab_p): Likewise.
5390 * optabs.c (expand_binop): Use emit_libcall_block_1 with
5391 a proper equiv_may_trap argument.
5392 (expand_unop): Likewise.
5393 (emit_libcall_block_1): Take extra argument whether the
5394 instruction may trap. Renamed from ...
5395 (emit_libcall_block): ... this. New wrapper.
5397 2012-03-05 Jakub Jelinek <jakub@redhat.com>
5399 PR tree-optimization/51721
5400 * tree-vrp.c (register_edge_assert_for_2): If comparing
5401 lhs of right shift by constant with an integer constant,
5402 add ASSERT_EXPRs for the rhs1 of the right shift.
5404 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
5406 2012-03-05 Richard Guenther <rguenther@suse.de>
5408 * tree.c (integer_zerop): Handle VECTOR_CSTs.
5409 (integer_onep): Likewise.
5410 (integer_all_onesp): Likewise.
5412 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
5414 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
5416 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5418 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
5419 instead of TARGET_64BIT.
5421 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5423 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
5426 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5428 * config/i386/i386.c (ix86_print_operand_address): Only handle
5429 zero-extended DImode addresses.
5431 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
5433 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
5434 taken and cputaken as bool.
5436 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
5438 * config/i386/constraints.md (Ya): New internal constraint.
5439 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
5440 (*zero_extendsidi2_rex64): Add x,x alternative.
5441 (*zero_extendsidi2): Ditto. Add o,0 alternative.
5442 Remove flags reg clobber. Adjust corresponding splits.
5443 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
5444 zero_extendqisi2 expanders using SWI12 mode iterator.
5445 (zero_extend<mode>si2_and): Macroize insn from
5446 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
5448 (*zero_extend<mode>si2): Macroize insn from
5449 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
5450 (*zero_extend*2_movzbl_and): Remove insn patterns.
5451 (zero_extendqihi2_and): Merge corresponding splitter.
5452 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
5453 (*zero_extend*2_movzbl_and): Remove insn patterns.
5454 (*anddi_1): Split TYPE_IMOVX instructions.
5455 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
5457 (and->zext splitter): Add splitter pattern.
5458 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
5460 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
5462 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
5464 (Debugging Options): Likewise.
5465 (Optimize Options): Likewise.
5466 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
5467 with other architectures. Use official processor names with correct
5468 spelling/capitalization. Fix formatting and grammar issues.
5469 (i386 and x86-64 Windows Options): Similar cleanup here.
5471 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5473 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
5475 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5477 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
5478 DBX_REGISTER_NUMBER.
5480 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5482 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
5483 operand is CONST_INT. Take COSTS_N_INSNS into account.
5484 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
5487 2012-03-02 Richard Henderson <rth@redhat.com>
5489 * optabs.c (expand_atomic_test_and_set): Honor
5490 atomic_test_and_set_trueval even when atomic_test_and_set
5491 optab is not in use.
5493 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
5497 * config/sh/sh.c (sh_register_move_cost): Increase cost between
5498 GENERAL_REGS and FP_REGS for SImode.
5500 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5503 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
5504 (absdi2): New expander.
5505 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
5507 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5509 * config/sh/sync.md (atomic_exchange<mode>): New expander.
5510 (atomic_exchange<mode>_soft): New insn.
5512 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5514 * config/sh/sync.md: Update copyright notice dates.
5515 (atomic_compare_and_swap<mode>): Use SImode for return value instead
5517 (atomic_compare_and_swap<mode>_soft): Likewise.
5519 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5522 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
5523 * config/sh/sh.c: Update copyright notice dates.
5524 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
5525 alignment for TARGET_HARD_SH4.
5526 (sh_option_override): Reduce default function alignment. Set
5527 loop alignment to 4 bytes when not optimizing for size.
5529 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
5532 * doc/invoke.texi (floop-flatten): Remove.
5533 * toplev.c (process_options): Remove references to flag_loop_flatten.
5534 * tree-ssa-loop.c (gate_graphite_transform): Same.
5535 * common.opt (floop-flatten): Obsolete.
5536 * graphite-poly.c (apply_poly_transforms): Remove reference to
5538 * Makefile.in (graphite-flattening.o): Remove.
5539 * graphite-flattening.c: Remove.
5541 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5543 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5544 having mode compatible with the mode of previous compare. Substitute
5545 compare mode of previous compare with the mode, compatible
5546 with eliminated and previous compare.
5548 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5550 * config/rs6000/dfp.md (floatdidd2): New define_insn.
5552 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5554 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
5555 compatible with CCGOCmode and CCGCmode.
5557 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5559 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5561 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5563 * config/arm/arm.c (arm_sat_operator_match): New function.
5564 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
5565 * config/arm/arm.md ("insn" attribute): Add "sat" value.
5566 ("SAT", "SATrev"): New code iterators.
5567 ("SATlo", "SAThi"): New code iterator attributes.
5568 ("*satsi_<SAT:code>"): New pattern.
5569 ("*satsi_<SAT:code>_shift"): Likewise.
5570 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
5571 and "shift" attributes.
5572 ("arm_usatsihi"): Add "insn" attribute.
5573 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
5574 by powers of two. Do not allow shift by 32.
5576 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5579 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
5580 to pass the argument in the register of "natural" mode.
5582 2012-03-02 Richard Guenther <rguenther@suse.de>
5584 PR tree-optimization/52406
5585 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
5586 (struct indices): Add unconstrained_base member.
5587 (struct dr_alias): Remove unused vops member.
5588 (DR_UNCONSTRAINED_BASE): New define.
5589 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
5590 add indices to allow their disambiguation. Make DR_BASE_OBJECT
5591 be an artificial access that covers the whole indexed object,
5592 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
5593 plain decl base-objects to their MEM_REF variant.
5594 (dr_may_alias_p): When the base-object of either data reference
5595 has unknown size use only points-to information.
5596 (compute_affine_dependence): Make dumps easier to read and
5598 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
5599 DR_REF when looking for packed references.
5600 (vect_supportable_dr_alignment): Likewise.
5602 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
5604 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
5605 Improve conditions for peepholes of loads followed by commutative
5607 * config/arm/ldmstm.md: Regenerated.
5609 2012-03-02 Richard Guenther <rguenther@suse.de>
5611 * BASE-VER: Set to 4.8.0.
5613 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
5615 * config.gcc (obsolete): Add all ARM targets using the FPA.
5616 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
5617 * doc/install.texi: Avoid references to obsolete ARM ports.
5619 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
5621 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
5623 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
5624 Joern Rennecke <joern.rennecke@embecosm.com>
5626 * doc/extend.texi: Expand and update information on interrupt
5627 attribute for Epiphany.
5629 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5631 * config/sh/sh-protos.h: Update copyright notice dates.
5632 * config/sh/sh.h: Likewise.
5633 * config/sh/sh.md: Likewise.
5634 * config/sh/constraints.md: Likewise.
5635 * config/sh/predicates.md: Likewise.
5637 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5639 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
5640 * config/sh/sh.c (tertiary_reload_operand): Likewise.
5642 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5644 * config/sh/constraints.md: Fix comment typo.
5646 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5649 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
5650 unsigned HOST_WIDE_INT.
5651 (zvdep_imm64): Likewise.
5652 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
5653 (vdepi_and): Likewise.
5654 Likewise for unamed 64-bit patterns.
5655 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
5657 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
5660 PR rtl-optimization/52417
5661 * cselib.c (cselib_any_perm_equivs): New variable.
5662 (cselib_reset_table): Check that it's not set when not
5663 preserving constants.
5664 (cselib_add_permanent_equiv): Set it.
5665 (cselib_have_permanent_equivalences): New.
5666 (cselib_init, cselib_finish): Reset it.
5667 * cselib.h (cselib_have_permanent_equivalences): Declare.
5668 * alias.c (get_addr): Restore earlier behavior when there
5669 aren't permanent equivalences.
5671 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
5673 * config/mn10300/mn10300-modes.def: Fix copyright notice.
5674 * config/v850/v850-modes.def: Fix copyright notice.
5676 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5678 * doc/extend.texi (AVR Built-in Functions): Document
5679 __builtin_avr_flash_segment.
5681 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
5682 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
5683 (*split.flash_segment): New insn-and-split.
5684 * config/avr/avr.c (avr_init_builtins): Add local variables:
5685 const_memx_void_node, const_memx_ptr_type_node,
5686 char_ftype_const_memx_ptr.
5688 2012-03-01 Jakub Jelinek <jakub@redhat.com>
5690 PR tree-optimization/52445
5691 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
5692 add ssa_name_ver, offset and size fields and change store field
5694 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
5695 (add_or_mark_expr): Likewise. Only consider previous stores
5696 with the same size and offset.
5697 (nt_init_block): Only look at gimple_assign_single_p stmts,
5698 doesn't look at rhs2.
5700 2012-03-01 Richard Guenther <rguenther@suse.de>
5703 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5704 conversions from integral types to pointer types.
5706 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5708 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5709 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5710 unintentionally removed in r184616.
5712 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5714 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5717 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5718 Uros Bizjak <ubizjak@gmail.com>
5721 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5722 alternatives, add "e" constraint to the new last alternative
5723 and ! to last 3 alternatives.
5725 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5727 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5728 DW_AT_artificial attributes at the end of the processing.
5729 (gen_array_type_die): Likewise.
5730 (gen_enumeration_type_die): Likewise.
5731 (gen_struct_or_union_type_die): Likewise.
5732 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5735 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5738 * expr.c (expand_assignment): If doing misaligned store that doesn't
5739 cover all mode bits, perform a RMW cycle.
5741 PR tree-optimization/52429
5742 * tree-parloops.c (separate_decls_in_region_debug): Return early
5743 if var is LABEL_DECL.
5745 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5747 PR tree-optimization/52424
5748 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5749 calling dom_thread_across_edge.
5751 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5753 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5755 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5757 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5758 * config/avr/avr.c (avr_output_bld): Remove unused function.
5759 (avr_out_sbxx_branch): Use "%T" to print bit position.
5761 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5763 * config/avr/avr.md: Untabify.
5765 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5767 * config/avr/avr.md (eqne): New code iterator.
5768 (*dec-and-branchsi): Use it in text peephole's condition.
5769 (*dec-and-branchhi): Ditto.
5770 (*dec-and-branchqi): Ditto.
5772 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5775 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5776 the device does not have the skip-bug.
5778 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5780 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5781 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5782 -mpretend-cmove): New.
5784 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5787 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5788 doesn't count DEBUG_INSN refs.
5789 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5790 for DEBUG_INSN refs.
5792 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5796 2012-02-20 Richard Guenther <rguenther@suse.de>
5797 PR tree-optimization/52298
5798 * tree-vect-stmts.c (vectorizable_load): Properly use
5799 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
5801 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5804 * gimple.h (gimple_in_transaction): New.
5805 (gimple_set_in_transaction): New.
5806 (struct gimple_statement_base): Add in_transaction field.
5807 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5809 (tree_ssa_lim_initialize): Compute transaction bits.
5810 * tree.h (compute_transaction_bits): Protoize.
5811 * trans-mem.c (tm_region_init): Use the heap to store BB
5813 (compute_transaction_bits): New.
5815 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5817 * gcc.c (display_help): Document --help=common and sort entries
5820 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5822 * doc/install.texi: Document check-$LANG specific shortcuts
5824 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5827 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5829 * config/arm/arm_neon.h: Regenerate.
5830 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5831 (neon_vcgeu): New insn.
5832 (neon_vcgtu): Likewise.
5833 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5834 (ops): Unsigned comparison intrinsics call a different builtin.
5836 2012-02-28 Richard Guenther <rguenther@suse.de>
5839 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5840 ordering for the VEC_CONCAT for two element vectors for
5841 V2SFmode, V2SImode and V2DImode.
5843 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5846 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5847 detecting big-endian triplets.
5849 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5851 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5852 mode if there is no type information available.
5854 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5856 PR tree-optimization/53207
5857 * doc/invoke.texi: Document as experimental and relying on graphite.
5859 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5861 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5862 of initializer to changes from r184614.
5864 2012-02-28 Richard Guenther <rguenther@suse.de>
5866 PR tree-optimization/52395
5867 * tree-sra.c (build_ref_for_offset): Also look at the base
5868 TYPE_ALIGN when figuring out the alignment of the replacement.
5870 2012-02-28 Richard Guenther <rguenther@suse.de>
5872 PR tree-optimization/52402
5873 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5874 mis-aligned types when creating the accesses at the call site.
5876 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5878 * config/avr/builtins.def: New file.
5879 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5880 * config/avr/avr.c (enum avr_builtin_id): Use it.
5881 (avr_init_builtins): Use it. And use avr_bdesc.
5882 (bdesc_1arg): Remove.
5883 (bdesc_2arg): Remove.
5884 (bdesc_3arg): Remove.
5885 (struct avr_builtin_description): Add field n_args.
5886 (avr_bdesc): New static variable using builtins.def.
5887 (avr_expand_builtin): Use it.
5888 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5889 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5890 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5892 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5895 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5896 match only one single hard register with respective hard reg rtx.
5897 (movmemx_<mode>): Ditto.
5898 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5899 insn anatomy of movmem[x]_<mode>.
5900 (avr_out_movmem): Same for printing assembler and operand usage.
5902 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5906 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5907 address spaces located outside of device flash.
5909 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5910 (mcu_type_s): Add field n_flash.
5911 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5912 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5913 (AVR_MCU): Add N_FLASH argument.
5914 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5915 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5916 macro __FLASH<n> if that address space makes sense for the device.
5917 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5918 outside of target flash.
5919 (avr_asm_named_section): Ditto.
5920 (avr_asm_select_section): Ditto.
5921 (avr_addr_space_convert): Ditto.
5922 (avr_emit_movmemhi): Ditto.
5923 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5924 address space is outside of device flash.
5925 (avr_insert_attributes): Ditto.
5926 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5927 avr_current_arch->n_segments.
5929 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5932 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
5933 (*movabs<mode>_2): Likewise.
5935 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5938 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5939 s_register_operand in the test instead of REG_P. Don't call
5940 gen_reg_rtx if it won't be used.
5942 PR tree-optimization/52376
5943 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5945 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5947 * ifcvt.c (noce_get_condition): Check condition variable is not
5948 small_register_classes_for_mode_p before accepting.
5950 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5952 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5954 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5957 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5958 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5960 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5962 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5964 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5966 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5968 * config/sh/predicates.md: Remove blank lines.
5969 * config/sh/sh.c: Fix typos in comments.
5970 * config/sh/constraints.md: Likewise.
5971 * config/sh/sh.md: Remove blank lines.
5972 Fix typos in comments. Use ;; as comment characters.
5974 2012-02-26 Walter Lee <walt@tilera.com>
5976 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5977 (replace_mov_pcrel_step2): Ditto.
5979 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5982 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5983 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5984 and locs that reference values newer than the non-canonical value
5985 at hand. Return the canonical value as a worst case.
5986 (memrefs_conflict_p): Walk canonical value's locs.
5989 * cselib.c (preserve_only_constants): Rename to...
5990 (preserve_constants_and_equivs): ... this. Split out...
5991 (invariant_or_equiv_p): ... this. Preserve plus expressions
5992 of other preserved expressions too.
5993 (cselib_reset_table): Adjust.
5994 * var-tracking.c (reverse_op): Use canonical value to build
5997 2012-02-23 Kai Tietz <ktietz@redhat.com>
5999 * config/i386/i386.c (ix86_delegitimize_address): Handle
6000 UNSPEC_PCREL plus displacement.
6002 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
6005 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
6006 to test for unusedness in st X addressing.
6008 2012-02-24 Richard Guenther <rguenther@suse.de>
6011 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
6012 (is_gimple_reg_type): Move inline ...
6013 * gimple.h (is_gimple_reg_type): ... here.
6015 2012-02-24 Richard Guenther <rguenther@suse.de>
6018 * passes.c (execute_function_todo): When verifying SSA form
6019 verify gimple form first.
6020 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
6022 2012-02-24 Richard Guenther <rguenther@suse.de>
6025 * fold-const.c (fold_addr_of_array_ref_difference): New function.
6026 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
6028 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6030 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
6032 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6034 * tree-phinodes.c (make_phi_node): Mark static.
6035 * tree-flow.h (make_phi_node): Remove extern decl.
6036 * doc/gimple.texi (make_phi_node): Remove documentation.
6038 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6040 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
6041 * tree-ssa-sccvn.c (print_scc): Ditto.
6043 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6045 * doc/passes.texi (Full redundancy elimination): Fix typo.
6047 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6049 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
6051 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
6054 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
6056 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
6059 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
6061 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
6063 * config/avr/avr.md (code_stdname): Add ior, xor.
6064 (xior): New code iterator.
6065 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
6066 (*<code_stdname><mode>qi.byte1-3): Ditto.
6068 2012-02-23 Jakub Jelinek <jakub@redhat.com>
6070 PR tree-optimization/52019
6071 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
6074 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6076 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
6077 HAVE_INITFINI_ARRAY to work around namespace pollution in
6078 certain versions of newlib system headers.
6079 * config.in: Regenerate.
6080 * configure: Regenerate.
6081 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
6082 instead of HAVE_INITFINI_ARRAY.
6084 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
6087 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
6088 is not offsettable memory reference.
6090 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6093 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
6094 setting avr_need_clear_bss_p for __gnu_lto* symbols.
6096 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6098 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
6099 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
6101 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6103 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
6104 library on Solaris 8 even without TLS support.
6105 * configure: Regenerate.
6107 2012-02-22 Richard Guenther <rguenther@suse.de>
6110 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
6111 for GIMPLE_DEBUG stmts.
6113 2012-02-22 Martin Jambor <mjambor@suse.cz>
6116 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
6117 according to the base object.
6119 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6121 PR rtl-optimization/50063
6122 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
6123 and 2 (8-bit SP) in operand 2.
6124 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
6125 setup to use movhi_sp_r instead of vanilla move to write SP.
6126 Adjust REG_CFA notes to superseed unspec.
6127 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
6129 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
6130 known to be off) only with TARGET_NO_INTERRUPTS. Never use
6131 irq_state 1 (IRQ known to be on) here.
6133 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
6135 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
6137 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
6138 assign_hard_reg): Likewise.
6140 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6142 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
6144 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6147 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
6148 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
6150 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6152 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
6153 prototype from here to...
6154 * config/avr/avr.h: ...here.
6156 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
6159 * thumb2.md (thumb2_shiftsi3_short): Split register and
6160 immediate shifts. For register shifts tie operands 0 and 1.
6161 (peephole2 for above): Check that register-controlled shifts
6162 have suitably tied operands.
6164 2012-02-21 Quentin Neill <quentin.neill@amd.com>
6167 * config/i386/bdver1.md (bdver1_call, bdver1_push,
6168 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
6169 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
6170 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
6171 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
6172 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
6173 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
6174 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
6175 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
6176 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
6177 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
6178 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
6179 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
6180 bdver1_ssevector_avx256_unaligned_load,
6181 bdver1_ssevector_sse128_unaligned_load,
6182 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
6183 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
6184 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
6185 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
6186 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
6187 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
6188 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
6189 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
6190 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
6191 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
6192 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
6193 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
6194 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
6195 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
6196 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
6197 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
6198 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
6199 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
6200 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
6201 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
6202 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
6203 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
6204 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
6205 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
6206 bdver1_ssediv_double_load, bdver1_ssediv_double,
6207 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
6208 Add "bdver2" attribute.
6210 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6212 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
6213 default if possible and not specified otherwise.
6215 2012-02-21 Richard Guenther <rguenther@suse.de>
6218 * gimplify.c (create_tmp_from_val): Use the main variant type
6219 for the type of the temporary we create.
6221 2012-02-21 Richard Guenther <rguenther@suse.de>
6223 PR tree-optimization/52324
6224 * gimplify.c (gimplify_expr): When re-gimplifying expressions
6225 do not gimplify a MEM_REF address operand if it is already
6228 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6230 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
6231 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
6233 2012-02-21 Richard Guenther <rguenther@suse.de>
6235 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
6236 nested_in_vect_loop.
6238 2012-02-21 Jakub Jelinek <jakub@redhat.com>
6240 PR tree-optimization/52318
6241 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
6242 vdef also to non-pure/const call stmts in the sequence.
6244 2012-02-21 Tristan Gingold <gingold@adacore.com>
6246 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
6248 2012-02-20 David S. Miller <davem@davemloft.net>
6250 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
6251 don't use the "rd %pc" instruction on v9 for PIC register loads.
6253 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
6256 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
6257 in a transaction safe function.
6259 2012-02-20 Kai Tietz <ktietz@redhat.com>
6262 * stor-layout.c (place_field): Handle desired_align for
6265 2012-02-20 Richard Guenther <rguenther@suse.de>
6267 PR tree-optimization/52298
6268 * tree-vect-stmts.c (vectorizable_store): Properly use
6269 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
6271 (vectorizable_load): Likewise.
6272 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
6273 Access DR_STEP after ensuring it is not NULL.
6275 2012-02-20 Jakub Jelinek <jakub@redhat.com>
6277 PR tree-optimization/52286
6278 * fold-const.c (fold_binary_loc): For (X & C1) | C2
6279 optimization use double_int_to_tree instead of build_int_cst_wide,
6280 rewrite to use double_int vars.
6282 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6285 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
6287 Remove -e 0 from $gcc_cv_ld invocation.
6288 Only use __GLIBC_PREREQ if defined.
6289 Enable on Solaris since Solaris 8 patch.
6290 (gcc_SUN_LD_VERSION): New macro.
6291 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
6292 gcc_SUN_LD_VERSION for version number format.
6293 * configure: Regenerate.
6294 * varasm.c (get_elf_initfini_array_priority_section): Set
6295 SECTION_NOTYPE for non-default priority.
6296 Use get_section instead of get_unnamed_section to emit
6297 .init_array/.fini_array with default priority.
6299 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6301 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
6302 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
6303 (mips_start_unique_function, mips_output_mips16_rdhwr)
6304 (mips_code_end): New functions.
6305 (TARGET_ASM_CODE_END): Define.
6307 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6309 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
6310 to stubs with non-sibling calls.
6312 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
6314 * doc/invoke.texi (-fira-* options): Copy-edit.
6315 (ira-* parameters): Copy-edit.
6317 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6319 * doc/invoke.texi: Minor copy-edits to bring into conformance with
6320 GCC coding conventions.
6322 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6324 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
6325 when used as adjectives.
6327 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
6329 * doc/invoke.texi: Clean up "that"/"which" confusion.
6331 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
6333 * system.h: Poison SMALL_REGISTER_CLASSES
6334 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
6335 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
6337 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6339 PR tree-optimization/52285
6340 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
6341 when deciding if a call is a tail call or tail recursion.
6343 2012-02-16 Kai Tietz <ktietz@redhat.com>
6345 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
6346 interger-constant displacement for UNSPEC_PCREL.
6348 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6350 PR rtl-optimization/52208
6351 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
6352 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
6354 PR tree-optimization/52255
6355 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
6356 loop->header has virtual PHI, but exit_e->dest doesn't, add
6357 virtual PHI to exit_e->dest and adjust all uses after the loop.
6360 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
6361 children with clone_tree_hash, not after it.
6363 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
6365 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
6366 extended identifiers.
6368 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6371 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
6372 a same_body_alias, also test whether e->callee isn't a former
6373 or current clone of the decl this is a same body alias of.
6375 PR translation/52264
6376 * cgraphunit.c (verify_cgraph_node): Fix a typo.
6378 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
6380 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
6382 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6385 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
6386 force_reg instead of copy_to_reg for better optimization. Force
6387 non-register or memory operands into a register.
6389 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
6391 * extend.texi: Reserve upper bits of memory model for future use.
6393 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
6394 Anatoly Sokolov <aesok@post.ru>
6395 Eric Weddington <eric.weddington@atmel.com>
6398 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
6399 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
6400 Rewrite initializers for .macro.
6401 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
6402 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
6403 atxmega32d4, atxmega32x1.
6404 avrxmega4: atxmega64a3, atxmega64d3.
6405 avrxmega5: atxmega64a1, atxmega64a1u.
6406 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
6407 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
6408 avrxmega7: atxmega128a1, atxmega128a1u.
6409 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
6410 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
6411 (struct base_arch_s): Rename reserved to xmega_p.
6412 Rename reserved2 to have_rampd.
6413 (AVR_XMEGA): New define.
6414 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
6415 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
6416 * config/avr/predicates.md (io_address_operand): Take into
6418 (low_io_address_operand): Ditto.
6419 (high_io_address_operand): Ditto.
6420 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
6421 (enabled, movhi_sp_r): Use them.
6422 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
6423 cpp_define_formatted to built-in define __AVR_ARCH__.
6424 (__AVR_XMEGA__): New built-in define.
6425 (__AVR_HAVE_RAMPD__): New built-in define.
6426 (__AVR_HAVE_RAMPX__): New built-in define.
6427 (__AVR_HAVE_RAMPY__): New built-in define.
6428 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
6430 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
6431 (avr_option_override): Initialize them.
6432 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
6433 (avr_init_expanders): Initialize them. No more block several calls.
6434 (emit_push_sfr): New static function.
6435 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
6437 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
6438 (avr_print_operand): Print addreeses as symbols for
6439 RAMPX, RAMPY, RAMPD, CCP.
6440 (output_movhi): Handle AVR_XMEGA when writing to SP.
6441 (avr_out_movhi_mr_r_xmega): New static function.
6442 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
6443 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
6444 __RAMPD__, __CCP__ as needed.
6446 * config/avr/multilib.h: Regenerate.
6447 * config/avr/t-multilib: Regenerate.
6448 * config/avr/avr-tables.opt: Regenerate.
6450 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
6452 PR tree-optimization/50561
6453 * graphite-flattening.c (lst_project_loop): Do not
6454 remove old scattering dimensions after flattening.
6455 (lst_do_flatten): Likewise.
6457 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
6459 * doc/extend.texi (AVR Built-in Functions): Remove doc for
6460 __builtin_avr_map8, __builtin_avr_map16.
6461 Document __builtin_avr_insert_bits.
6463 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
6464 (insert_bits): New insn.
6465 (adjust_len.map_bits): Rename to insert_bits.
6466 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
6467 * avr-protos.h (avr_out_map_bits): Remove.
6468 (avr_out_insert_bits, avr_has_nibble_0xf): New.
6469 * config/avr/constraints.md (Cxf,C0f): New.
6470 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
6471 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
6472 New built-in define __BUILTIN_AVR_INSERT_BITS.
6473 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
6474 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
6475 (avr_move_bits): Rewrite.
6476 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
6478 (avr_map_op_t): New typedef.
6479 (avr_map_op): New static variable.
6480 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
6481 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
6482 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
6483 (bdesc_3arg, avr_expand_triop_builtin): New.
6484 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
6485 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
6486 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
6487 (avr_map_equal_p, avr_map_sig_p): Remove.
6488 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
6489 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6490 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
6491 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6492 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
6493 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6495 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6497 * config/c6x/c6x.md (reserve_cycles): New attribute.
6498 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
6499 don't reserve functional units after the branch occurs.
6501 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
6504 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
6505 functions into non-tm_pure functions.
6507 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
6510 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
6511 (iterative_hash_canonical_type): Likewise.
6512 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
6515 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6517 * haifa-sched.c (prune_ready_list): Ensure that if there is a
6518 sched-group insn, it either remains alone or the entire list is pruned.
6520 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6522 * doc/install.texi (Prerequisites): Fix grammar.
6523 (Configuration): Likewise.
6525 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6527 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
6528 MPC as part of GCC before describing configuring with --with-gmp etc.
6529 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
6530 sources are present.
6532 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6535 * dwarf2out.c (clone_tree_hash): New function.
6536 (copy_decls_walk): Use it instead of clone_tree.
6538 2012-02-14 Richard Guenther <rguenther@suse.de>
6540 PR tree-optimization/52244
6541 PR tree-optimization/51528
6542 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6543 replacements for integral types.
6545 2012-02-14 Walter Lee <walt@tilera.com>
6547 * config.gcc: Handle tilegx and tilepro.
6548 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6550 Add HAVE_AS_TLS check for tilegx and tilepro.
6551 * configure: Regenerate.
6552 * doc/contrib.texi: Add Mat Hostetter and self.
6553 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6554 Document instruction intrinsics and network accessing intrinsics.
6555 (TILEPro Built-in Functions): New node. Document instruction
6556 intrinsics and network accessing intrinsics.
6557 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6558 (Specific, tilepro-*-linux*): Likewise.
6559 * doc/invoke.texi (TILE-Gx Options): New section.
6560 (TILEPro Options): New section.
6561 * doc/md.texi (TILE-Gx): New section.
6562 (TILEPro): New section.
6563 * common/config/tilegx/tilegx-common.c: New file.
6564 * common/config/tilepro/tilepro-common.c: New file.
6565 * config/tilegx/constraints.md: New file.
6566 * config/tilegx/linux.h: New file.
6567 * config/tilegx/mul-tables.c: New file.
6568 * config/tilegx/predicates.md: New file.
6569 * config/tilegx/sync.md: New file.
6570 * config/tilegx/t-tilegx: New file.
6571 * config/tilegx/tilegx-builtins.h: New file.
6572 * config/tilegx/tilegx-c.c: New file.
6573 * config/tilegx/tilegx-generic.md: New file.
6574 * config/tilegx/tilegx-modes.def: New file.
6575 * config/tilegx/tilegx-multiply.h: New file.
6576 * config/tilegx/tilegx-protos.h: New file.
6577 * config/tilegx/tilegx.c: New file.
6578 * config/tilegx/tilegx.h: New file.
6579 * config/tilegx/tilegx.md: New file.
6580 * config/tilegx/tilegx.opt: New file.
6581 * config/tilepro/constraints.md: New file.
6582 * config/tilepro/gen-mul-tables.cc: New file.
6583 * config/tilepro/linux.h: New file.
6584 * config/tilepro/mul-tables.c: New file.
6585 * config/tilepro/predicates.md: New file.
6586 * config/tilepro/t-tilepro: New file.
6587 * config/tilepro/tilepro-builtins.h: New file.
6588 * config/tilepro/tilepro-c.c: New file.
6589 * config/tilepro/tilepro-generic.md: New file.
6590 * config/tilepro/tilepro-modes.def: New file.
6591 * config/tilepro/tilepro-multiply.h: New file.
6592 * config/tilepro/tilepro-protos.h: New file.
6593 * config/tilepro/tilepro.c: New file.
6594 * config/tilepro/tilepro.h: New file.
6595 * config/tilepro/tilepro.md: New file.
6596 * config/tilepro/tilepro.opt: New file.
6598 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6600 PR tree-optimization/52210
6601 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
6602 vect_model_simple_cost with two entry vect_def_type array instead
6603 of an address of dt.
6605 2012-02-14 Richard Guenther <rguenther@suse.de>
6608 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6609 Do not stream DECL_QUALIFIER.
6610 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6611 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
6612 (find_decls_types_r): Do not walk DECL_QUALIFIER.
6614 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6617 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
6620 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6623 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
6624 * cselib.c (cselib_subst_to_values_from_insn): New function.
6625 * sched-deps.c (add_insn_mem_dependence,
6626 sched_analyze_1, sched_analyze_2): Use it.
6628 2012-02-13 Jan Hubicka <jh@suse.cz>
6631 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
6633 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
6635 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
6636 (GTM_SELF_SPECS): Define if not already defined.
6637 (driver_self_specs): Add GTM_SELF_SPECS.
6638 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
6639 (GTM_SELF_SPECS): Define.
6640 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
6641 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
6643 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6645 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
6648 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
6651 * omp-low.c (expand_omp_for): If a static schedule without chunk size
6652 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
6654 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
6657 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
6659 2012-02-13 Richard Guenther <rguenther@suse.de>
6661 PR translation/52211
6662 * passes.c (enable_disable_pass): Fix typo.
6664 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6667 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
6668 XOR for reduce_bit_field if type is unsigned.
6670 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
6672 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
6673 disallow changes from SFmode to mode with different size in FP regs.
6675 2012-02-12 Robert Millan <rmh@gnu.org>
6676 Gerald Pfeifer <gerald@pfeifer.com>
6678 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
6681 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
6683 PR rtl-optimization/52175
6684 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
6685 to frame-related instructions.
6687 2012-02-10 Jason Merrill <jason@redhat.com>
6690 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
6691 (demangle_new_symbols): Fill it.
6692 (scan_linker_output): Walk it.
6693 (start_tweaking): Split out from scan_linker_output.
6694 (maybe_tweak): Update sym->chosen.
6695 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
6697 2012-02-11 Jakub Jelinek <jakub@redhat.com>
6700 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
6702 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
6704 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6705 having the same mode as previous compare.
6707 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6709 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6710 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6711 (nonlocal_goto_internal): Likewise.
6712 (nonlocal_goto): Emit a use and an indirect jump directly.
6714 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6717 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6718 __atomic_{is,always}_lock_free.
6720 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6723 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6724 negative constant address for TARGET_X32.
6726 2012-02-10 Richard Henderson <rth@redhat.com>
6728 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6729 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6730 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6732 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6733 Ira Rosen <irar@il.ibm.com>
6735 PR tree-optimization/50031
6736 * targhooks.c (default_builtin_vectorization_cost): Handle
6738 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6739 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6740 all types of reduction and pattern statements.
6741 (vect_estimate_min_profitable_iters): Likewise.
6742 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6743 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6744 for explicit realigns.
6745 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6746 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6748 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6749 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6750 vec_perm for VSX and handle vec_promote_demote.
6752 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6755 * builtins.c (fold_builtin_atomic_always_lock_free,
6756 expand_builtin_atomic_always_lock_free,
6757 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6758 Return and/or test boolean_true_node/boolean_false_node instead of
6759 integer_one_node/integer_zero_node.
6761 2012-02-10 Jan Hubicka <jh@suse.cz>
6764 * predict.c (predict_paths_for_bb): Prevent looping.
6765 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6767 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6769 * config/arm/arm.c (output_move_double): In one case properly
6770 count number of instructions that will be emitted.
6772 2012-02-10 Richard Guenther <rguenther@suse.de>
6774 PR translation/52193
6775 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6777 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6780 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6782 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6785 * var-tracking.c (emit_note_insn_var_location): If
6786 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6787 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6788 non-NOTE_DURING_CALL_P insn.
6790 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6793 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6795 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6798 * gcc.c (switch_matches) Support switches with separated form,
6801 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6803 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6805 (RAMPZ_ADDR): Ditto.
6806 * config/avr/avr.c (avr_addr_t): New typedef.
6807 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6808 (avr_init_expanders): Initialize it.
6809 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6811 (expand_epilogue): Ditto.
6812 (avr_print_operand): Ditto.
6813 (avr_file_start): Ditto.
6814 (avr_emit_movmemhi): Ditto.
6816 2012-02-08 Richard Guenther <rguenther@suse.de>
6818 PR tree-optimization/46886
6819 * tree-flow.h (do_while_loop_p): Declare.
6820 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6821 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6823 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6825 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6826 always succeed for integers larger than a native word.
6828 2012-02-08 Richard Guenther <rguenther@suse.de>
6830 PR rtl-optimization/52170
6831 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6832 properly handle integer vector modes.
6834 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6836 PR gcov-profile/52150
6837 * coverage.c: Include target.h.
6838 (build_var): Call targetm.strip_name_encoding on the assembler name.
6839 Change one _ into . or $ if the target allows it.
6840 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6842 PR rtl-optimization/52139
6843 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6844 is a BARRIER after emit_insn_after_noloc, move BB_END
6845 to the last non-BARRIER insn before it.
6847 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6850 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6851 (mips_gimplify_va_arg_expr): Call it instead of
6852 std_gimplify_va_arg_expr.
6854 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6856 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6857 message for -mno-pointers-to-nested-function.
6859 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6862 * expr.c (get_inner_reference): If there is an offset, add a negative
6863 bit position to it (if any).
6865 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6867 PR rtl-optimization/52060
6868 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6869 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6870 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6871 and/or i0src_copy2 when needed.
6873 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6875 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6876 or LTOPLUGINSONAME if have_c.
6878 * config/freebsd-spec.h: Add comment about what macros can be defined
6880 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6881 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6884 2012-02-07 Richard Guenther <rguenther@suse.de>
6886 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6887 newline in -alias dumps.
6889 2012-02-07 Kai Tietz <ktietz@redhat.com>
6890 Dave Korn <dave.korn.cygwin@gmail.com>
6893 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6894 Take care that typinfo gets dllexport-attribute.
6896 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6899 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6900 if modifier < EXPAND_SUM call force_operand on the result.
6902 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6904 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6905 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6907 (epiphany_function_type): Replace types for specific interrupts with
6908 EPIPHANY_FUNCTION_INTERRUPT.
6909 (EPIPHANY_INTERRUPT_P): Update.
6910 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6911 New static function.
6912 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6913 <disinterrupt>: Affects type identity.
6914 (epiphany_handle_interrupt_attribute): Handle variable number of
6916 (epiphany_compute_function_type): Update for new
6917 epiphany_function_type definition.
6918 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6919 handlers with a longcall forwarder.
6920 (epiphany_start_function): Handle multiple interrupt arguments and/or
6921 forwarder_section attribute.
6923 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6926 2012-02-07 Alan Modra <amodra@gmail.com>
6929 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6932 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6934 PR tree-optimization/50969
6935 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6936 use vec_perm rather than vector_stmt.
6937 (vect_model_load_cost): Likewise.
6938 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6939 vec_perm to be the same as other vector statements.
6940 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6941 cost of vec_perm for TARGET_VSX.
6943 2012-02-06 Richard Guenther <rguenther@suse.de>
6945 PR tree-optimization/52115
6946 * tree-sra.c (access_has_replacements_p): New function.
6947 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6949 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6952 * trans-mem.c (expand_call_tm): Add an assertion.
6953 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6956 2012-02-06 Richard Guenther <rguenther@suse.de>
6958 PR tree-optimization/50955
6959 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6960 raise cost of expressions that replace an address with an
6961 expression based on a different pointer.
6963 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6966 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6967 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6969 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6972 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6973 -Weffc++ and specify guidelines come from second edition.
6975 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6977 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6978 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6979 (call_direct_split, call_value_split, call_value_internal_direct)
6980 (call_value_direct_split, call_value_multiple_split): Use jal and
6981 jal_macro attributes.
6983 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6985 * reload1.c (reload_regs_reach_end_p): Replace with...
6986 (reload_reg_rtx_reaches_end_p): ...this function.
6987 (new_spill_reg_store): Update commentary.
6988 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6989 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6990 before setting new_spill_reg_store.
6991 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6992 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6993 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6994 for non-spill reload registers.
6996 2012-02-05 Ira Rosen <irar@il.ibm.com>
6998 PR tree-optimization/52091
6999 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
7000 (vect_is_simple_use_1): Likewise.
7001 * tree-vect-loop.c (vectorizable_reduction): Update calls
7002 to vect_is_simple_use_1 and vect_is_simple_use.
7003 (vectorizable_live_operation): Likewise.
7004 * tree-vect-patterns.c (widened_name_p,
7005 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
7006 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
7007 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
7008 vectorizable_shift,vectorizable_operation, vectorizable_store,
7009 vectorizable_load): Likewise.
7010 (vect_is_simple_cond): Add an argument, pass it to
7011 vect_is_simple_use_1.
7012 (vectorizable_condition): Update calls to vect_is_simple_cond,
7014 (vect_is_simple_use): Add an argument, the statement in which
7015 OPERAND is used. Check that if OPERAND's def stmt is a double
7016 reduction phi node, the use is a phi node too.
7017 (vect_is_simple_use_1): Add an argument, pass it to
7019 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
7020 to vect_is_simple_use.
7022 2012-02-04 Jakub Jelinek <jakub@redhat.com>
7024 PR rtl-optimization/52095
7025 * modulo-sched.c (dump_insn_locator): New function.
7026 (loop_canon_p, sms_schedule): Use it.
7028 PR rtl-optimization/52113
7029 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
7030 even for decomposable shift/zext insns.
7032 2012-02-03 Jakub Jelinek <jakub@redhat.com>
7033 Zdenek Dvorak <ook@ucw.cz>
7035 PR rtl-optimization/52092
7036 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
7037 on get_iv_value result.
7039 2012-02-02 Andrew Pinski <apinski@cavium.com>
7043 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
7045 2012-02-02 Jakub Jelinek <jakub@redhat.com>
7048 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
7050 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
7052 PR rtl-optimization/49800
7053 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
7054 (sched_finish): Call regstat_free_n_sets_and_refs.
7056 2012-02-02 Jia Liu <proljc@gmail.com>
7058 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
7061 2012-02-02 Jan Hubicka <jh@suse.cz>
7062 Tom de Vries <tom@codesourcery.com>
7065 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
7066 * varpool.c (varpool_analyze_pending_decls): Likewise.
7068 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
7069 Jayant R Sonar <jayant.sonar@kpitcummins.com>
7071 * config.gcc: Add cr16-* support.
7073 * doc/extend.texi: Document cr16 extensions.
7074 * doc/install.texi: Document cr16 install.
7075 * doc/invoke.texi: Document cr16 options.
7076 * doc/md.texi: Document cr16 constraints.
7078 * common/config/cr16/cr16-common.c: New file.
7079 * config/cr16/cr16.c: New file.
7080 * config/cr16/cr16.h: New file.
7081 * config/cr16/cr16.md: New file.
7082 * config/cr16/cr16.opt: New file.
7083 * config/cr16/cr16-protos.h: New file.
7084 * config/cr16/predicates.md: New file.
7085 * config/cr16/constraints.md: New file.
7086 * config/cr16/t-cr16: New file.
7088 2012-02-02 Jakub Jelinek <jakub@redhat.com>
7091 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
7092 that operands[2] is either immediate, or q_regs_operand.
7094 PR tree-optimization/52073
7095 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
7096 a pattern stmt for pattern uses, ignore uses outside of the loop.
7098 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
7100 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
7101 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
7102 (OUT_AS1, OUT_AS2): Remove.
7104 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
7106 PR rtl-optimization/51374
7107 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
7108 to cross other volatile_refs_p insns.
7110 2012-02-01 Richard Guenther <rguenther@suse.de>
7112 * doc/invoke.texi (fno-inline): Clarify documentation.
7113 (finline-small-functions): Likewise.
7114 (finline-functions): Likewise.
7115 * common.opt (finline): Adjust comment and documentation.
7116 (finline-small-functions): Clarify documentation.
7117 (finline-functions): Likewise.
7118 (finline-functions-called-once): Likewise.
7120 2012-02-01 Tristan Gingold <gingold@adacore.com>
7122 * c-typeck.c (composite_type): Keep mode for pointers.
7124 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
7126 * function.h (regno_reg_rtx): Adjust comment.
7127 * reginfo.c (init_reg_modes_target): Only use the previous mode
7128 if it fits within one register. Remove MIPS comment.
7130 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7133 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
7135 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7137 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
7138 to srak instruction.
7140 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7142 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
7144 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7149 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
7151 2012-01-31 Richard Guenther <rguenther@suse.de>
7153 PR tree-optimization/51528
7154 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
7157 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7162 * ree.c (add_removable_extension): Change def_map argument
7163 to unsigned *, store in def_map 1 + offset into *insn_list vector
7164 instead of pointers into the vector.
7165 (find_removable_extensions): Adjust caller.
7167 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7169 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
7170 Transform all "* quoted-c-code" to { c-code }.
7171 Remove redundant test for "optimize" in combine patterns.
7172 Move (include "avr-dimode.md") to end of file.
7174 2012-01-30 Bin Cheng <bin.cheng@arm.com>
7177 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
7178 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
7180 2012-01-30 Richard Guenther <rguenther@suse.de>
7182 PR tree-optimization/52028
7183 * tree-loop-distribution.c (ldist_gen): Properly update
7186 2012-01-30 Jakub Jelinek <jakub@redhat.com>
7189 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
7190 set_cur_line_info_table if not emitting debug info.
7192 PR tree-optimization/52046
7193 * tree-vect-patterns.c (check_bool_pattern): Give up if
7194 a comparison could throw.
7197 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
7199 2012-01-30 Richard Guenther <rguenther@suse.de>
7201 PR tree-optimization/52045
7202 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
7203 SSA form if cfgcleanup did anything.
7205 2012-01-30 Richard Guenther <rguenther@suse.de>
7207 PR tree-optimization/52045
7208 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
7209 before computing final todo.
7211 2012-01-30 Richard Guenther <rguenther@suse.de>
7213 PR tree-optimization/51528
7214 * tree-sra.c (sra_modify_assign): Re-factor in preparation
7217 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
7219 * df-problems.c (df_kill_notes): Check that the use refers
7220 to the note under examination.
7222 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
7225 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
7226 parameter and use short-lived pseudos.
7227 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
7228 (sparc_expand_vector_init): Const-ify local variables and adjust
7229 calls to above functions.
7231 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7233 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
7235 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
7237 * doc/invoke.texi: Make usage of "compile time" and
7238 "run time"/"runtime" consistent throughout the file.
7240 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
7242 * config/alpha/alpha.c (alpha_option_override): Default to
7243 full IEEE compliance mode for Go language.
7245 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
7247 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
7248 (LINK_SSP_SPEC): Define.
7250 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7253 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
7256 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
7258 * doc/invoke.texi: Correct hyphenation of "floating point",
7259 "double precision", and related terminology throughout the file.
7261 2012-01-28 Jakub Jelinek <jakub@redhat.com>
7264 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
7265 arm_general_register_operand predicate for operand 2 instead of
7268 2012-01-27 Ian Lance Taylor <iant@google.com>
7271 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
7272 * builtins.c (expand_builtin_init_trampoline): Add onstack
7273 parameter. Change caller.
7274 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
7275 * tree.c (build_common_builtin_nodes): Declare
7276 __builtin_init_heap_trampoline.
7278 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
7280 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
7281 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
7282 * config/avr/avr.c: Ditto.
7283 (avr_regnames): Remove because unused.
7284 * config/avr/avr.md (*cpse.ne): New peephole.
7285 (*cpse.eq): New peephole from former cpse peepholes.
7287 2012-01-27 Michael Eager <eager@eagercon.com>
7289 * config/microblaze.c (microblaze_emit_compare): Correct
7290 test after pcmp instruction.
7292 2012-01-27 Richard Guenther <rguenther@suse.de>
7294 PR tree-optimization/52020
7295 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
7297 2012-01-27 Richard Guenther <rguenther@suse.de>
7299 * ipa-pure-const.c (check_stmt): Clobbers do not make a
7300 function non-const/pure.
7302 2012-01-27 Richard Guenther <rguenther@suse.de>
7304 PR tree-optimization/50444
7305 * tree-sra.c (build_ref_for_offset): Properly adjust the
7306 MEM_REF type for unaligned accesses.
7308 2012-01-27 Richard Guenther <rguenther@suse.de>
7310 PR tree-optimization/50444
7311 * expr.c (mem_ref_refers_to_non_mem_p): New function.
7312 (expand_assignment): Use it. Properly handle misaligned
7313 bases when expanding stores to component references.
7314 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
7317 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
7320 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
7321 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
7322 * tree-data-ref.c (find_data_references_in_loop): Make static.
7323 (compute_all_dependences): Change return type to bool. Bail out
7324 for too many datarefs in a loop. Move the hunk resetting the data
7325 dependences vector from ...
7326 (compute_data_dependences_for_loop): ... here. Account for
7327 compute_all_dependences returning false.
7328 (compute_data_dependences_for_bb): Likewise.
7329 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
7330 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
7332 2012-01-27 Richard Guenther <rguenther@suse.de>
7335 * expr.c (store_field): Use the alias-set of the scratch memory
7338 2012-01-27 Tom de Vries <tom@codesourcery.com>
7340 PR tree-optimization/51990
7341 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7343 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
7345 2012-01-27 Jakub Jelinek <jakub@redhat.com>
7348 * var-tracking.c (reverse_op): Don't add any reverse operation
7349 if V already has any constant locations.
7351 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7353 * doc/invoke.texi: Correct usage of "command line" (noun)
7354 vs "command-line" (adjective) throughout.
7356 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7358 * doc/invoke.texi (Language Independent Options): Move
7359 -Wcoverage-mismatch blurb from here....
7360 (Warning Options): ...to here.
7362 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
7364 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7365 Set rs6000_always_hint to false for 476.
7367 2012-01-27 Matthias Klose <doko@ubuntu.com>
7369 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
7371 * incpath.c (add_standard_paths): Likewise.
7373 2012-01-27 Richard Henderson <rth@redhat.com>
7375 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7376 * config/m68k/sync.md (atomic_test_and_set): Rename from
7377 sync_test_and_setqi and adjust the operands.
7378 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
7379 and unconditionally enable.
7381 2012-01-27 Richard Henderson <rth@redhat.com>
7383 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7384 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
7385 (ldstub): Rename from ldstubqi.
7386 (ldstub<I24MODE>): Remove.
7388 2012-01-27 Richard Henderson <rth@redhat.com>
7390 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7391 * c-cppbuiltin.c (cpp_atomic_builtins): Define
7392 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
7393 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
7394 * doc/tm.texi: Rebuild.
7396 2012-01-27 Richard Henderson <rth@redhat.com>
7398 * optabs.c (gen_atomic_test_and_set): Remove default.
7399 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
7401 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7403 PR rtl-optimization/51978
7404 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
7405 (combine_reaching_defs): Likewise.
7406 (struct re_info): Remove.
7407 (add_removable_extension): Remove x and data arguments,
7408 add insn, insn_list and def_map. Use the arguments directly
7409 instead of using struct re_info.
7410 (find_removable_extensions): Don't call add_removable_extension
7411 through note_stores, instead just call it with single_set
7413 (find_and_remove_re): Pass curr_cand->expr instead of
7414 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
7416 2012-01-26 Michael Matz <matz@suse.de>
7418 PR tree-optimization/46590
7419 * cfgexpand.c: Revert last change (r183305).
7420 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
7422 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
7423 checking for emptiness.
7425 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7428 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
7429 non-addressable non-BLKmode base correctly.
7431 2012-01-26 Michael Matz <matz@suse.de>
7433 PR tree-optimization/48794
7434 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
7435 regions referenced from RESX/EH_DISPATCH.
7437 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7439 * config/s390/s390.h: Make BRANCH_COST an option.
7440 * config/s390/s390.opt: New option -mbranch-cost.
7442 2012-01-26 Richard Henderson <rth@redhat.com>
7444 Revert 2012-01-24 change:
7445 * trans-mem.c (requires_barrier): Do not instrument thread local
7446 variables and emit save/restore for them.
7448 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7451 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
7454 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
7456 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
7459 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
7462 Rename __pgm to __flash.
7463 Rename __pgm1 to __flash1.
7464 Rename __pgm2 to __flash2.
7465 Rename __pgm3 to __flash3.
7466 Rename __pgm4 to __flash4.
7467 Rename __pgm5 to __flash5.
7468 Rename __pgmx to __memx.
7469 * doc/extend.texi (AVR Named Address Spaces)
7470 Rename address space names as indicated above.
7471 * config/avr/avr.c (avr_addrspace): Ditto.
7473 * config/avr/avr-protos.h
7474 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
7475 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
7476 * config/avr/predicates.md: Ditto.
7477 * config/avr/avr.c Ditto, and
7478 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
7479 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
7481 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
7482 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
7483 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
7484 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
7485 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
7486 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
7487 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
7488 * config/avr/avr.c: Ditto.
7489 * config/avr/avr.md: Ditto.
7491 2012-01-25 Jason Merrill <jason@redhat.com>
7494 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
7496 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7498 PR tree-optimization/51987
7499 * tree-data-ref.c (get_references_in_stmt): Handle references in
7500 non-volatile GIMPLE_ASM.
7502 2012-01-25 Richard Guenther <rguenther@suse.de>
7504 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
7505 bases are dereferenced.
7507 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7509 PR rtl-optimization/48374
7510 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
7512 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7514 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
7515 compute_data_dependences_for_loop returns false.
7516 * tree-parloops.c (loop_parallel_p): Likewise.
7518 2012-01-25 Richard Guenther <rguenther@suse.de>
7520 * tree.h (get_pointer_alignment_1): Declare.
7521 * builtins.c (get_pointer_alignment_1): New function.
7522 (get_pointer_alignment): Use it.
7524 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7526 PR rtl-optimization/48308
7527 * combine.c (enum undo_kind): Add UNDO_LINKS.
7528 (struct undo): Add member l to other_contents and where.
7529 (do_SUBST_LINK): New.
7531 (try_combine): Handle LOG_LINKS for the dummy i1 case.
7532 (undo_all): Handle UNDO_LINKS.
7534 2012-01-25 Richard Henderson <rth@redhat.com>
7536 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
7539 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7541 * optabs.c (gen_atomic_test_and_set): Use each argument.
7543 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7545 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
7546 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
7547 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7548 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7549 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7550 TARGET_PAIRED_SINGLE_FLOAT.
7552 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7554 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7555 (in_struct, return_val): Remove MEM documentation.
7556 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7557 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7558 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7560 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7561 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7562 * expr.c (store_field): Likewise.
7563 * function.c (assign_stack_temp_for_type): Likewise.
7564 * ifcvt.c (noce_try_cmove_arith): Likewise.
7565 * reload1.c (reload): Likewise.
7566 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7567 (alpha_set_memflags): Likewise.
7568 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7570 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7572 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7574 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
7575 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
7576 (true_dependence_1, true_dependence, canon_true_dependence): Remove
7578 * cselib.c (cselib_rtx_varies_p): Delete.
7579 (cselib_invalidate_mem): Update call to canon_true_dependence.
7580 * dse.c (record_store, check_mem_read_rtx): Likewise.
7581 (scan_reads_nospill): Likewise.
7582 * cse.c (check_dependence): Likewise.
7583 (cse_rtx_varies_p): Delete.
7584 * expr.c (safe_from_p): Update call to true_dependence.
7585 * ira.c (validate_equiv_mem_from_store): Likewise.
7586 (memref_referenced_p): Likewise.
7587 * postreload-gcse.c (find_mem_conflicts): Likewise.
7588 * sched-deps.c (sched_analyze_2): Likewise.
7589 * store-motion.c (load_kills_store): Likewise.
7590 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
7591 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7592 (compute_transp): Update call to canon_true_dependence.
7594 2012-01-25 Richard Henderson <rth@redhat.com>
7596 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
7597 (maybe_emit_atomic_test_and_set): New.
7598 (expand_sync_lock_test_and_set): Use it.
7599 (expand_atomic_test_and_set): Likewise.
7600 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
7601 the implementation; clarify implementation defined details.
7602 * doc/md.texi (atomic_test_and_set): Document.
7604 2012-01-25 Richard Henderson <rth@redhat.com>
7606 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
7608 2012-01-25 Richard Henderson <rth@redhat.com>
7611 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
7612 to effect no-op split.
7614 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7617 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
7618 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
7619 (BT_FN_VOID_PTR_INT_SIZE): New.
7620 (BT_FN_UINT_UINT_VAR): Remove.
7621 (BT_FN_UINT32_UINT32_VAR): New.
7622 (BT_FN_DOUBLE_VPTR): Remove.
7623 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
7625 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
7626 (_ITM_changeTransactionMode): Same.
7627 (_ITM_memmoveRtWt): Change return type to void.
7628 (_ITM_memcpyRtWt): Same.
7629 (_ITM_memsetW): Same.
7630 (_ITM_RaRD): Change types to double.
7635 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
7637 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7638 Patrick Marlier <patrick.marlier@gmail.com>
7640 * trans-mem.c (requires_barrier): Do not instrument thread local
7641 variables and emit save/restore for them.
7643 2012-01-24 Jason Merrill <jason@redhat.com>
7646 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
7647 output static aliases.
7649 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7652 * common.opt (-pie, -shared, pie, shared): Change from Common to
7654 * gcc.c (display_help): Display help for -pie and -shared.
7656 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
7659 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
7660 Remove note on size/offset limitation.
7661 (AVR Variable Attributes): Add example how to read data located
7662 with progmem. Refer to named address spaces.
7663 * doc/invoke.texi (AVR Options): Fix typo.
7665 2012-01-24 Richard Guenther <rguenther@suse.de>
7667 Forward-port to trunk
7668 2010-09-21 Jakub Jelinek <jakub@redhat.com>
7671 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
7672 op0 isn't sufficiently aligned and there is movmisalignM
7673 insn for mode, use it to load op0 into a temporary register.
7675 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7678 * target.def (const_not_ok_for_debug_p): New hook.
7679 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
7681 * doc/tm.texi: Regenerated.
7682 * dwarf2out.c (const_ok_for_output_1): If
7683 targetm.const_not_ok_for_debug_p returns true, fail.
7684 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
7686 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
7688 2012-01-23 Kai Tietz <ktietz@redhat.com>
7691 * config/i386/predicates.md (symbolic_operand): Allow
7692 UNSPEC_PCREL as PIC expression for lea.
7693 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
7694 * config/i386/i386.c (ix86_delegitimize_address): Handle
7695 UNSPEC_PCREL for none-MEM, too.
7697 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7699 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
7700 (ipa_tm_create_version_alias): Same.
7702 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
7705 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7706 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7708 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7709 Patrick Marlier <patrick.marlier@gmail.com>
7710 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7713 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7714 simple_object_start_read.
7716 2012-01-23 Richard Guenther <rguenther@suse.de>
7719 PR tree-optimization/51895
7720 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7721 parameter decomposition into BLKmode components.
7723 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7725 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7726 fake variables for restrict-qualified pointers whose pointed-to type
7727 contains a placeholder.
7729 2012-01-23 Richard Guenther <rguenther@suse.de>
7731 PR tree-optimization/51949
7732 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7734 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7736 PR rtl-optimization/51933
7737 * ree.c (transform_ifelse): Return true right away if dstreg is
7738 already wider or equal to cand->mode.
7739 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7740 (make_defs_and_copies_lists): Remove defs_list and copies_list
7741 arguments, add state argument, just truncate state->work_list
7742 instead of always allocating and freeing the vector. Assert that
7743 get_defs succeeds instead of returning 2. Changed return type to bool.
7744 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7745 have ext_src_mode, see if it has been modified already with the
7746 right kind of extension and has been extended before from the
7747 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7748 just return true. Remember the original mode in state->modified array.
7749 (combine_reaching_defs): Add state argument. Don't allocate and
7750 free here def_list, copied_list and vec vectors, instead just
7751 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7752 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7753 Add state variable, clear vectors in it, initialize state.modified
7754 if needed. Free all the vectors at the end and state.modified too.
7755 Don't skip a candidate if the extension expression has been modified.
7757 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7760 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7761 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7762 (extra_options) interix.opt -> i386/interix.opt"
7763 (extra_objs):Add winnt-stubs.o
7764 * configure.ac: Add interix to target_os .comm on PE check.
7765 * configure: Regenerate.
7766 * config/interix3.h: Delete and move bits to..
7767 * config/interix.h: Delete and move bits to..
7768 * config/i386/i386-interix3.h: Delete and move bits to..
7769 * config/i386/i386-interix.h: ..here.
7770 (TARGET_CPU_DEFAULT): Remove redefinition.
7771 (TARGET_ASM_CONSTRUCTOR): Undefine.
7772 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7773 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7774 (PTRDIFF_TYPE): Define.
7775 (LONG_DOUBLE_TYPE_SIZE): Define.
7776 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7777 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7778 (TARGET_SECTION_TYPE_FLAGS): Define.
7779 (ASM_DECLARE_FUNCTION_NAME): Define.
7780 (ASM_OUTPUT_EXTERNAL): Define.
7781 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7782 (ASM_OUTPUT_ALIGNED_BSS): Define.
7783 (PCC_BITFIELD_TYPE_MATTERS): Define.
7784 (USE_CONST_SECTION): Define.
7785 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7786 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7787 (SUPPORTS_ONE_ONLY): Remove.
7788 (I386_PE_STRIP_ENCODING): Define.
7789 * config/interix.opt: Delete and move bits to..
7790 * config/i386/interix.opt: ..here. New.
7791 (mpe-aligned-commons): Add.
7792 * config/i386/t-interix: Add copyright header.
7793 (winnt-stubs.o): Add rule.
7795 2012-01-22 Jason Merrill <jason@redhat.com>
7798 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7799 for extra name aliases.
7801 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7803 PR rtl-optimization/51924
7804 * ree.c (combine_set_extension): Improve debugging message.
7805 (combine_reaching_defs): Likewise.
7806 (get_defs): Rename confusingly named variable.
7807 (find_and_remove_re): Skip a candidate if the extension expression has
7810 2012-01-21 Robert Millan <rmh@gnu.org>
7811 Gerald Pfeifer <gerald@pfeifer.com>
7813 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7814 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7816 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7818 PR tree-optimization/51914
7819 * tree-vect-stmts.c (vectorizable_conversion): For
7820 cvt_type && modifier == WIDEN, put temporary with cvt_type
7821 at the beginning of vec_dsts and set vec_dest to temporary
7824 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7826 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7828 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7830 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7831 * config/rs6000/rs6000.c: Likewise.
7833 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7836 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7837 output_move_double on a copy of operands array.
7839 2012-01-20 Cary Coutant <ccoutant@google.com>
7840 Dodji Seketeli <dodji@redhat.com>
7843 * dwarf2out.c (copy_declaration_context): Return ref to parent
7844 of declaration DIE, if necessary.
7845 (remove_child_or_replace_with_skeleton): Add new parameter; update
7846 caller. Place skeleton DIE under parent DIE of original declaration.
7847 Move call to copy_declaration_context to here ...
7848 (break_out_comdat_types): ... from here.
7850 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7852 PR rtl-optimization/51856
7853 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7856 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7859 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7860 hints for neon loads and stores.
7862 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7866 * doc/extend.texi (Named Address Spaces): Split into subsections.
7867 (AVR Named Address Spaces): New subsection.
7868 (M32C Named Address Spaces): New subsection.
7869 (RL78 Named Address Spaces): New subsection.
7870 (SPU Named Address Spaces): New subsection.
7871 (Variable Attributes): New anchor "AVR Variable Attributes".
7872 (AVR Variable Attributes): Rewrite and avoid wording
7873 "address space" in this context.
7874 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7875 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7876 (AVR Built-in Macros): New subsubsection therein.
7877 * doc/md.texi (AVR constraints): Remove "C04", "R".
7879 2012-01-20 Richard Guenther <rguenther@suse.de>
7881 PR tree-optimization/51903
7882 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7883 when removing stmts.
7885 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7888 * config/arm/arm.c (arm_load_pic_register): Use
7889 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7890 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7891 (arm_pic_static_addr): Likewise.
7892 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7893 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7894 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7895 (pic_load_addr_unified): New.
7897 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7900 * function.c (instantiate_virtual_regs_in_insn): Use
7901 delete_insn_and_edges when removing a wrong asm insn.
7903 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7905 PR rtl-optimization/40761
7906 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7907 Add new member loop_num.
7908 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7909 (ira_build): Remove the parameter.
7911 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7912 (ira.c): Do not build CFG loops for one region allocation. Remove
7913 argument from ira_build call.
7915 * ira-build.c (init_loop_tree_node): New function.
7916 (create_loop_tree_nodes): Use it. Separate the case when CFG
7917 loops are not built.
7918 (more_one_region_p): Check current_loops.
7919 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7921 (add_loop_to_tree): Process loop equal to NULL too.
7922 (form_loop_tree): Separate the case when CFG loops are not built.
7923 Use explicitly number for the root.
7924 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7926 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7927 instead of loop->num.
7928 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7929 (mark_all_loops_for_removal): Ditto.
7930 (remove_unnecessary_regions): Separate the case when CFG loops
7932 (ira_build): Remove the parameter. Use explicit number of regions
7933 when CFG loops are not built.
7935 * ira-color.c (print_loop_title): Separate the case for the root node.
7936 Use loop_num instead of loop->num.
7937 (move_spill_restore): Use loop_num instead of loop->num.
7939 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7940 (change_loop): Ditto.
7941 (change_loop): Use loop_num instead of loop->num.
7943 * ira-lives.c (process_bb_node_lives): Ditto.
7945 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7947 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7949 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7952 * tree-mudflap.c (mf_artificial): New function.
7953 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7954 mx_register_decls, mudflap_enqueue_decl): Use it.
7957 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7958 numbers in the insn pattern.
7960 2012-01-19 Michael Matz <matz@suse.de>
7962 PR tree-optimization/46590
7963 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7964 use it in remembering which conflicts we already created.
7965 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7968 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7971 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7972 (merge_and_complain): Same.
7974 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7977 * config/initfini-array.h: Guard content of the header
7978 with #ifdef HAVE_INITFINI_ARRAY.
7979 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7980 Add initfini-array.h to tm_file here.
7981 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7982 * config.gcc: Don't add initfini-array.h to tm_file here.
7983 * configure: Regenerated.
7985 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7987 PR rtl-optimization/51505
7988 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7989 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7990 (df_note_bb_compute): Update the call to df_kill_notes.
7992 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7994 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7996 2012-01-18 Richard Guenther <rguenther@suse.de>
7998 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7999 of conversions to void *.
8001 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8002 Richard Sandiford <rdsandiford@googlemail.com>
8006 * optabs.h (simplify_expand_binop): Declare.
8007 * optabs.c (simplify_expand_binop): Make global.
8008 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
8009 endian targets if the source cannot be exactly covered by word
8012 2012-01-17 Jakub Jelinek <jakub@redhat.com>
8015 * hard-reg-set.h (struct hard_reg_set_container): New type.
8016 * target.h (struct hard_reg_set_container): Forward declare.
8017 * target.def (set_up_by_prologue): New target hook.
8018 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
8019 * doc/tm.texi: Regenerated.
8020 * function.c (thread_prologue_and_epilogue_insns): Change
8021 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
8022 Call targetm.set_up_by_prologue on it.
8023 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
8024 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
8026 2012-01-17 Nick Clifton <nickc@redhat.com>
8028 * config/rx/rx.c (rx_can_use_simple_return): New function.
8029 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
8030 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
8032 2012-01-17 Richard Guenther <rguenther@suse.de>
8035 * expr.c (expand_assignment): Take address-space information
8036 from the address operand of MEM_REF and TARGET_MEM_REF.
8037 (expand_expr_real_1): Likewise.
8039 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8041 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
8042 reload dump is requested.
8044 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
8047 * trans-mem.c (requires_barrier): Call may_be_aliased.
8049 2012-01-17 Jakub Jelinek <jakub@redhat.com>
8051 PR tree-optimization/51877
8052 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
8053 call arguments and fndecls compare equal, instead return false if they
8054 don't. Return true only if lhs1 and lhs2 are either both NULL, or
8055 both SSA_NAMEs that are valueized the same, or they satisfy
8058 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8060 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
8062 * configure: Regenerate.
8064 2012-01-16 Jan Hubicka <jh@suse.cz>
8068 * convert.c (convert_to_integer): Use fold_convert for
8069 converting an INTEGER_CST to integer type.
8071 2012-01-16 Jason Merrill <jason@redhat.com>
8074 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
8076 2012-01-16 Jakub Jelinek <jakub@redhat.com>
8079 * config/s390/s390.c (s390_chunkify_start): Don't skip
8080 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
8081 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
8082 If insn is followed by NOTE_INSN_VAR_LOCATION or
8083 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
8084 Don't use location of note insns.
8086 PR tree-optimization/51865
8087 * tree-inline.c (tree_function_versioning): Call remap_decl
8088 on DECL_RESULT whenever it has VOID_TYPE_P type.
8090 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8092 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
8093 for calls to locally-binding MIPS16 functions if only the return
8094 type uses float regs.
8096 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
8097 Richard Sandiford <rdsandiford@googlemail.com>
8099 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
8100 (SYMBOL_32_HIGH): Likewise.
8101 (mips_output_tls_reloc_directive): Declare.
8102 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
8103 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
8104 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
8105 (mips_lo_relocs, mips_hi_relocs): Make extern.
8106 (mips16_stub_function): Move up file.
8107 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
8108 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
8109 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
8110 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
8111 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
8112 (mips_get_tp): Add MIPS16 support.
8113 (mips_legitimize_tls_address): Remove MIPS16 sorry().
8114 Generalize DTPREL and TPREL handling.
8115 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
8116 Add MIPS16 TLS support.
8117 (mips_output_tls_reloc_directive): New function.
8118 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
8119 * config/mips/predicates.md (symbolic_operand_with_high)
8120 (tls_reloc_operand): New predicates.
8121 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
8122 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
8123 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
8124 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
8125 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
8126 (*tls_get_tp_mips16_call_<mode>): Likewise.
8128 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
8130 PR rtl-optimization/51821
8131 * recog.c (peep2_find_free_register): Determine clobbered registers
8134 2012-01-14 Denis Chertykov <chertykov@gmail.com>
8137 * config/avr/avr-protos.h: Revert change of 2012-01-09.
8138 * config/avr/avr.c: Likewise.
8139 * config/avr/avr.h: Likewise.
8141 2012-01-13 Ian Lance Taylor <iant@google.com>
8144 * tree.h (TYPE_QUALS): Add cast to int.
8145 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
8147 2012-01-13 Ian Lance Taylor <iant@google.com>
8149 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
8150 comparing param_index to VEC_length result.
8152 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
8154 * c-decl.c: Do not include tree-mudflap.h
8155 * tree-optimize.c: Likewise.
8156 * Makefile.in: Update dependencies.
8158 2012-01-13 Richard Guenther <rguenther@suse.de>
8161 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
8162 variable-sized result always use RSO.
8164 2012-01-12 DJ Delorie <dj@redhat.com>
8166 * cfgexpand.c (convert_debug_memory_address): Allow any valid
8167 pointer type, not just the default pointer type.
8169 2012-01-09 Richard Henderson <rth@redhat.com>
8170 Denis Chertykov <chertykov@gmail.com>
8173 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
8174 * config/avr/avr.c (avr_can_eliminate): Simplify.
8175 (avr_initial_elimination_offset): Likewise.
8176 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
8177 (expand_epilogue): Likewise.
8178 (avr_legitimize_address): Gut.
8179 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
8180 (avr_hard_regno_nregs): New.
8181 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
8182 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
8183 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
8184 add soft frame pointer.
8185 (CALL_USED_REGISTERS): Likewise.
8186 (REG_CLASS_CONTENTS): Likewise.
8187 (REGISTER_NAMES): Likewise.
8188 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
8189 (HARD_FRAME_POINTER_REGNUM): New.
8190 (FRAME_POINTER_REGNUM): Use soft frame pointer.
8191 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
8192 remove the HARD_FRAME_POINTER self-elimination.
8194 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
8197 * config/avr/avr.c (avr_encode_section_info): Test for absence of
8198 DECL_EXTERNAL when checking for initializers of progmem variables.
8200 2012-01-12 Ira Rosen <irar@il.ibm.com>
8202 PR tree-optimization/51799
8203 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
8204 that the last operation is a type demotion.
8206 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
8208 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
8209 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
8211 2012-01-11 Jakub Jelinek <jakub@redhat.com>
8214 * combine.c (distribute_notes): If i3 is a noreturn call,
8215 allow old_size to be equal to args_size and make sure the
8216 noreturn call gets REG_ARGS_SIZE note.
8217 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
8218 on noreturn calls even when the delta is 0.
8220 2012-01-11 Nathan Sidwell <nathan@acm.org>
8222 * gcov.c (STRING_SIZE): Remove.
8223 (generate_results): Erase annotations for source files with no
8224 coverage information.
8226 (output_lines): Use it.
8228 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8230 * gimple.h (gimplify_body): Remove first argument.
8231 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
8232 pointer set here, instead just pass DATA to walk_tree.
8233 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
8234 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
8235 (unvisit_body): Likewise, but with unmark_visited.
8236 (gimplify_body): Remove BODY_P argument and adjust.
8237 (gimplify_function_tree): Adjust call to gimplify_body.
8238 * omp-low.c (finalize_task_copyfn): Likewise.
8240 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8242 * tree.h (build_function_decl_skip_args): Add boolean parameter.
8243 (build_function_type_skip_args): Delete.
8244 * tree.c (build_function_type_skip_args): Make static and add
8245 SKIP_RETURN parameter. Fix thinko in the handling of variants.
8246 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
8247 pass it to build_function_type_skip_args.
8248 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
8249 (tree_function_versioning): Likewise.
8250 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
8251 build_function_decl_skip_args.
8252 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
8253 and pass it to build_function_decl_skip_args/tree_function_versioning.
8254 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
8255 * ipa-inline-transform.c (save_inline_function_body): Likewise.
8256 * trans-mem.c (ipa_tm_create_version): Likewise.
8257 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
8258 * tree-inline.c (declare_return_variable): Remove always-true test.
8259 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
8260 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
8261 * ipa-split.c (split_function): Skip the return value for the split
8262 part if it doesn't return.
8264 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8266 PR tree-optimization/49642
8267 * ipa-split.c (forbidden_dominators): New variable.
8268 (check_forbidden_calls): New function.
8269 (dominated_by_forbidden): Likewise.
8270 (consider_split): Check for forbidden dominators.
8271 (execute_split_functions): Initialize and free forbidden
8272 dominators info; call check_forbidden_calls.
8274 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8276 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
8278 2012-01-11 Nick Clifton <nickc@redhat.com>
8280 * config/rx/rx.md (return): Define pattern.
8282 2012-01-11 Richard Guenther <rguenther@suse.de>
8284 * doc/extend.texi (malloc attribute): Adjust according to
8287 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
8288 Patrick Marlier <patrick.marlier@gmail.com>
8291 * trans-mem.c (get_cg_data): Traverse aliases if requested.
8292 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
8293 (ipa_tm_note_irrevocable): Same.
8294 (ipa_tm_scan_irr_block): Same.
8295 (ipa_tm_decrement_clone_counts): Same.
8296 (ipa_tm_scan_irr_function): Same.
8297 (ipa_tm_create_version_alias): Same.
8298 (ipa_tm_create_version): Same.
8299 (ipa_tm_transform_calls_redirect): Same.
8300 (ipa_tm_transform_calls): Same.
8301 (ipa_tm_transform_transaction): Same.
8302 (ipa_tm_execute): Same.
8304 2012-01-10 Richard Guenther <rguenther@suse.de>
8307 * opts.c (common_handle_option): Handle -Werror.
8309 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
8311 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
8314 2012-01-10 Jason Merrill <jason@redhat.com>
8316 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
8319 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8321 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
8322 supports R_386_TLS_GD_PLT reloc.
8323 (gcc_cv_as_ix86_tlsldmplt): Check if linker
8324 supports R_386_TLS_LDM_PLT reloc.
8325 * configure: Regenerate.
8326 * config.in: Regenerate.
8328 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
8331 Extend __pgmx semantics to linearize memory.
8332 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
8333 determine if code comes inline or from libgcc.
8334 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
8335 (movmem_qi, movmem_qi): Set constraint #2 to "n".
8336 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
8337 (movmemx_qi, movmemx_hi): New insns.
8338 (xload_<mode>_libgcc): Rewrite to new insn condition.
8339 (xload_<mode>): Remove insns.
8340 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
8341 cases that don't satisfy avr_xload_libgcc_p().
8342 (avr_addr_space_convert): Allow converting in any direction.
8343 (avr_addr_space_subset_p): Return always true.
8344 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
8345 (avr_emit_movmemhi): Ditto.
8346 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
8347 (avr_out_movmem): Ditto.
8348 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
8349 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
8350 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
8351 (avr_encode_section_info): Encode 'progmem' in symbol flags.
8352 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
8354 2012-01-10 Richard Guenther <rguenther@suse.de>
8356 PR tree-optimization/50913
8357 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
8358 Require data-refs to be representable by Graphite with respect
8361 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
8363 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
8364 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
8366 2012-01-10 Tom de Vries <tom@codesourcery.com>
8368 PR rtl-optimization/51271
8369 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
8370 handling annulled branch.
8372 2012-01-10 Richard Henderson <rth@redhat.com>
8374 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
8375 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
8376 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
8377 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
8378 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
8379 arm_expand_vec_perm_const): New.
8380 * config/arm/arm-protos.h: Update.
8381 * config/arm/neon.md (UNSPEC_VCONCAT): New.
8382 (*neon_vswp<VDQX>): New.
8383 (neon_vcombine<VDX>): Use neon_split_vcombine.
8384 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
8385 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
8386 (vec_perm<VE>): New.
8388 2012-01-10 Richard Henderson <rth@redhat.com>
8390 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
8391 use it if reload_completed.
8392 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
8393 arm_output_asm_insn, arm_process_output_memory_barrier,
8394 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
8395 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
8396 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
8397 arm_process_output_sync_insn, arm_output_sync_insn,
8398 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
8399 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
8400 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
8401 (emit_unlikely_jump): New.
8402 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
8403 (arm_split_atomic_op): New.
8404 * config/arm/arm-protos.h: Update.
8405 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
8406 (struct arm_sync_generator): Remove.
8407 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
8408 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
8409 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
8410 (VUNSPEC_LL, VUNSPEC_SC): New.
8411 (sync_result, sync_memory, sync_required_value, sync_new_value,
8412 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
8413 (attr length): Don't use arm_sync_loop_insns.
8414 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
8415 (movsfcc, movdfcc): Likewise.
8416 * config/arm/constraints.md (Ua): New.
8417 * config/arm/prediates.md (mem_noofs_operand): New.
8418 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
8419 (sync_clobber, sync_t2_reqd): Remove.
8420 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
8421 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
8422 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
8423 (arm_sync_compare_and_swap<SIDI>): Remove.
8424 (arm_sync_compare_and_swap<NARROW>): Remove.
8425 (arm_sync_lock_test_and_set<SIDI>): Remove.
8426 (arm_sync_lock_test_and_set<NARROW>): Remove.
8427 (arm_sync_new_<syncop><SIDI>): Remove.
8428 (arm_sync_new_<syncop><NARROW>): Remove.
8429 (arm_sync_new_nand<SIDI>): Remove.
8430 (arm_sync_new_nand<NARROW>): Remove.
8431 (arm_sync_old_<syncop><SIDI>): Remove.
8432 (arm_sync_old_<syncop><NARROW>): Remove.
8433 (arm_sync_old_nand<SIDI>): Remove.
8434 (arm_sync_old_nand<NARROW>): Remove.
8435 (*memory_barrier): Merge arm_output_memory_barrier.
8436 (atomic_compare_and_swap<QHSD>): New.
8437 (atomic_compare_and_swap<NARROW>_1): New.
8438 (atomic_compare_and_swap<SIDI>_1): New.
8439 (atomic_exchange<QHSD>): New.
8440 (cas_cmp_operand, cas_cmp_str): New.
8441 (atomic_op_operand, atomic_op_str): New.
8442 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
8443 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
8444 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
8445 (arm_load_exclusive<NARROW>): New.
8446 (arm_load_exclusivesi, arm_load_exclusivedi): New.
8447 (arm_store_exclusive<QHSD>): New.
8449 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8451 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
8452 reload patterns if -mvsx-scalar-memory.
8454 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
8455 generated, even -mno-vsx-scalar-double was used.
8456 (vsx_xscvdpsp_scalar): Likewise.
8457 (vsx_xscvspdp_scalar2): Likewise.
8459 2012-01-09 Tom de Vries <tom@codesourcery.com>
8460 Andrew Pinski <apinski@cavium.com>
8463 * reorg.c (fill_slots_from_thread): Don't speculate
8464 frame-related insns.
8466 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
8468 * sched-int.h (bb_note): Move to...
8469 * basic-block.h: ...here.
8470 * haifa-sched.c (bb_note): Move to...
8471 * cfgrtl.c: ...here.
8472 * function.c (next_block_for_reg): New function.
8473 (move_insn_for_shrink_wrap): Likewise.
8474 (prepare_shrink_wrap): Rewrite to use the above.
8476 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
8478 * gimple.c (is_gimple_non_addressable): Remove.
8479 * gimple.h: Remove is_gimple_non_addressable.
8480 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
8481 is_gimple_non_addressable.
8482 * trans-mem.c (expand_assign_tm): Same.
8484 2012-01-09 Richard Guenther <rguenther@suse.de>
8486 PR tree-optimization/51775
8487 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
8488 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
8490 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8492 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8494 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8496 2012-01-09 Richard Guenther <rguenther@suse.de>
8498 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
8500 2012-01-08 Jan Hubicka <jh@suse.cz>
8502 PR tree-optimize/51680
8503 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
8504 on when known_vals needs to be computed; cleanup.
8506 2012-01-08 Jan Hubicka <jh@suse.cz>
8508 PR tree-optimize/51694
8509 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
8511 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
8513 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
8514 for -std=c++98 and -std=c++11 too.
8516 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
8518 * cfgloop.c (cancel_loop): Add free() of bbs array.
8520 2012-01-07 Jan Hubicka <jh@suse.cz>
8522 PR tree-optimization/51600
8523 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
8524 that benefits small functions.
8526 2012-01-07 Jan Hubicka <jh@suse.cz>
8528 * ipa-inline.c (want_inline_small_function_p): Fix formating.
8530 2012-01-07 Jan Hubicka <jh@suse.cz>
8532 PR tree-optimization/51680
8533 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
8534 whose inlining reduce unit size.
8536 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
8539 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
8540 Add canonical node to containing_mem chain after the non-canonical
8541 one, even if there weren't any locs to propagate.
8542 (remove_useless_values): Keep only canonical values.
8543 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
8544 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
8545 canonicalize mem_chain elements that are not discarded.
8547 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8550 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8551 before emitting functions.
8553 PR gcov-profile/50127
8554 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8555 clear_aux_for_blocks.
8557 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8560 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8562 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8564 * c-decl.c (ext_block): Moved up.
8565 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8567 2012-01-06 Han Shen <shenhan@google.com>
8569 Translate built-in include paths for sysroot.
8570 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8571 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8573 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8574 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
8576 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
8577 control whether sysroot should be prepended to gxx include dir.
8579 * configure: Regenerate.
8581 2012-01-06 Torvald Riegel <triegel@redhat.com>
8583 PR rtl-optimization/51771
8584 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
8585 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
8587 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8589 PR tree-optimization/51315
8590 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
8591 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
8593 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
8596 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
8597 for shrp pattern. Correctly handle and fixup shift variable.
8598 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
8600 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8603 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
8604 note when !ACCUMULATE_OUTGOING_ARGS.
8606 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8608 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
8610 (extract_range_from_unary_expr_1): Avoid useless computations.
8612 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8614 PR rtl-optimization/51767
8615 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
8616 of jump_block and add an extra edge for degenerated asm gotos.
8619 * stmt.c (check_unique_operand_names): Don't ICE during error
8620 reporting if i is from labels chain.
8623 * profile.c (branch_prob): Split bbs that have exit edge
8624 and need a fake entry edge too.
8626 2012-01-05 Jan Hubicka <jh@suse.cz>
8629 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
8632 2012-01-05 Richard Guenther <rguenther@suse.de>
8635 * tree-streamer-out.c (write_ts_optimization): New function.
8636 (streamer_write_tree_body): Call it.
8637 * tree-streamer-in.c (lto_input_ts_optimization): New function.
8638 (streamer_read_tree_body): Call it.
8639 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
8641 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8644 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
8645 * gimplify.c (gimplify_cleanup_point_expr): Save and set
8646 in_cleanup_point_expr before gimplify_stmt call and restore it
8648 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
8649 in_cleanup_point_expr is false.
8651 2012-01-05 Richard Guenther <rguenther@suse.de>
8654 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
8656 * toplev.c (process_options): Reject combining mudflap and LTO.
8657 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
8659 2012-01-05 Richard Guenther <rguenther@suse.de>
8661 PR tree-optimization/51760
8662 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
8664 (bit_value_unop): Handle UNDEFINED operands.
8665 (bit_value_binop): Likewise.
8667 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
8669 * config/avr/avr.c (avr_replace_prefix): Remove.
8670 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
8671 (avr_asm_function_rodata_section): Ditto.
8672 (avr_asm_select_section): Ditto.
8674 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
8676 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
8679 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8682 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
8683 calls that have any non-fake successor edges.
8686 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
8688 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
8690 PR tree-optimization/51624
8691 * tree-sra.c (build_ref_for_model): When replicating a chain of
8692 COMPONENT_REFs, stop as soon as the offset would become negative.
8694 2012-01-04 Jakub Jelinek <jakub@redhat.com>
8697 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
8698 in .debug_loc on the floor.
8700 2012-01-04 Andrew Pinski <apinski@cavium.com>
8702 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
8704 2012-01-04 Andrew Pinski <apinski@cavium.com>
8705 Adam Nemet <anemet@caviumnetworks.com>
8707 * config/mips/mips.md (size): Add SI and DI.
8708 (SIZE): New mode attribute.
8709 (U): New code attribute.
8710 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8711 (mips_lbux_<mode>): Delete.
8712 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8713 (mips_lhx): Use gen_mips_lhx_extsi.
8714 (mips_lhx_<mode>): Delete.
8716 (mips_l<size>x): New expand.
8717 (mips_lwx_<mode>): Delete.
8718 (mips_l<GPR:size>x_<P:mode>): New pattern.
8719 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8720 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8721 * config/mips/mips.c (mips_lx_address_p): New function.
8722 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8723 (dsp64): New availability predicate.
8724 (mips_builtins): Add an entry for __builtin_mips_ldx.
8725 * config/mips/mips.h (ISA_HAS_LBX): New define.
8726 (ISA_HAS_LBUX): Likewise.
8727 (ISA_HAS_LHX): Likewise.
8728 (ISA_HAS_LHUX): Likewise.
8729 (ISA_HAS_LWX): Likewise.
8730 (ISA_HAS_LWUX): Likewise.
8731 (ISA_HAS_LDX): Likewise.
8732 * doc/extend.texi (__builtin_mips_ldx): Document.
8734 2012-01-04 Tristan Gingold <gingold@adacore.com>
8736 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8737 when long pointers are used.
8738 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8739 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8740 (ia64-hp-*vms*): Remove.
8741 * config/vms/xm-vms64.h: Delete.
8743 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8746 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8748 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8750 * opts.c (finish_options): Remove duplicate sorry.
8752 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8755 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8758 2012-01-04 Richard Guenther <rguenther@suse.de>
8761 * tree.c (size_low_cst): New function.
8762 * tree.h (size_low_cst): Declare.
8763 * fold-const.c (fold_comparison): Use it to extract the low
8764 part of the POINTER_PLUS_EXPR offset.
8766 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8768 Fix clearing ZERO_REG
8769 * config/avr/avr.md (cc): Add alternative "ldi".
8770 (movqi_insn): Use it in cc attribute.
8771 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8772 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8773 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8775 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8777 * configure: Regenerate.
8779 2012-01-04 Richard Guenther <rguenther@suse.de>
8781 PR tree-optimization/49651
8782 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8783 (var_can_have_subvars): Use it.
8784 (get_constraint_for_1): Only consider subfields if there can be any.
8786 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8789 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8790 to its new canonical_cselib_val and the cselib_val was in
8791 first_containing_mem chain, but the canonical_cselib_val was not,
8792 add the latter into the chain.
8793 (cselib_invalidate_mem): Compare canonical_cselib_val of
8794 addr_list chain elt with v.
8797 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8798 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8800 (output_macinfo_op): Don't ggc_strdup fd->filename.
8801 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8802 then ggc_strdup it. Don't free inc->info or cur->info.
8803 (output_macinfo): Don't free ref->info or file->info.
8805 2012-01-03 Ira Rosen <irar@il.ibm.com>
8807 PR tree-optimization/51269
8808 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8809 first_niters a pointer.
8810 (slpeel_tree_peel_loop_to_edge): Likewise.
8811 (vect_do_peeling_for_loop_bound): Update call to
8812 slpeel_tree_peel_loop_to_edge.
8813 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8814 here. Remove it from the parameters list.
8815 (vect_do_peeling_for_alignment): Update calls and compute
8818 2012-01-03 Richard Guenther <rguenther@suse.de>
8820 PR tree-optimization/51070
8821 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8822 Properly handle calls.
8824 2012-01-03 Richard Guenther <rguenther@suse.de>
8826 PR tree-optimization/51692
8827 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8828 the LHS of allocation stmts.
8830 2012-01-03 Olivier Hainque <hainque@adacore.com>
8832 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8834 2012-01-03 Olivier Hainque <hainque@adacore.com>
8836 * collect2.c (main): In AIX specific computations for vector
8837 insertions, use CONST_CAST2 to cast from char ** to const char **.
8839 2012-01-03 Richard Guenther <rguenther@suse.de>
8842 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8843 the context of a limbo DIE when it does not already exist.
8845 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8847 PR tree-optimization/51719
8848 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8849 but direct call is, clear direct call's lhs and don't add fallthrough
8850 edge from dcall_bb to join_bb and PHIs.
8852 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8854 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8855 the instructions emitted by the pattern.
8856 ("*TDC_insn_<mode>"): Add comment.
8858 2012-01-03 Richard Guenther <rguenther@suse.de>
8861 * fold-const.c (fold_comparison): Properly canonicalize
8862 tree offset and HOST_WIDE_INT bit position.
8864 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8866 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8867 operands for extzv pattern.
8869 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8872 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8875 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8877 * doc/invoke.texi (-flto and related options): Copy-edit.
8879 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8881 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8883 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8885 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8888 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8890 * expr.h (move_by_pieces_ninsns): Declare.
8891 * expr.c (move_by_pieces_ninsns): Make external.
8892 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8893 (mips_store_by_pieces_p): Likewise.
8894 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8895 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8896 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8897 (mips_store_by_pieces_p): Likewise.
8899 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8901 * passes.c (register_one_dump_file): Free full_name.
8903 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8904 (calculate_elim_costs_all_insns): Free offsets_at and
8905 offsets_known_at at the end and clear the pointers.
8907 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8909 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8910 this option introduced in r180739.
8912 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8915 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8916 (tmake_file target=avr): Add avr/t-multilib.
8918 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8919 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8920 * config/avr/genmultilib.awk: New file.
8921 * config/avr/t-multilib: New auto-generated file.
8922 * config/avr/multilib.h: New auto-generated file.
8923 * config/avr/t-avr (AVR_MCUS): New variable.
8924 (genopt.sh): Use it.
8925 (s-mlib): Depend on t-multilib.
8926 (t-multilib, multilib.h): New dependencies.
8927 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8928 (MULTILIB_OPTIONS): Remove.
8929 (MULTILIB_MATCHES): Remove.
8930 (MULTILIB_DIRNAMES): Remove.
8931 (MULTILIB_EXCEPTIONS): Remove:
8932 * config/avr/genopt.sh: Don't use hard coded file name;
8933 pass AVR_MCUS from t-avr instead.
8935 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8937 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8939 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8941 Implement light-weight DImode support.
8942 * config/avr/avr-dimode.md: New file.
8943 * config/avr/avr.md: Include it.
8944 (adjust_len): Add plus64, compare64.
8945 (HIDI): Remove code iterator.
8946 (code_stdname): New code attribute.
8947 (rotx, rotsmode): Remove DI.
8948 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8950 * config/avr/avr-protos.h (avr_have_dimode): New.
8951 (avr_out_plus64, avr_out_compare64): New.
8952 * config/avr/avr.c (avr_out_compare): Handle DImode.
8953 (avr_have_dimode): New variable definition and initialization.
8954 (avr_out_compare64, avr_out_plus64): New functions.
8955 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8956 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8957 (avr_compare_pattern): Skip DImode comparisons.
8959 2012-01-02 Revital Eres <revital.eres@linaro.org>
8961 * ddg.c (def_has_ccmode_p): New function.
8962 (add_cross_iteration_register_deps,
8963 create_ddg_dep_from_intra_loop_link): Call it.
8965 2012-01-02 Richard Guenther <rguenther@suse.de>
8968 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8970 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8972 * gcc.c (process_command): Update copyright notice dates.
8973 * gcov.c (print_version): Likewise.
8974 * gcov-dump.c (print_version): Likewise.
8975 * mips-tfile.c (main): Likewise.
8976 * mips-tdump.c (main): Likewise.
8978 2012-01-01 Ira Rosen <irar@il.ibm.com>
8980 PR tree-optimization/51704
8981 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8982 a use is inside the basic block or loop before accessing its vect info.
8984 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8986 PR rtl-optimization/51069
8987 * cfgloopmanip.c (remove_path): Removing path making irreducible
8988 region unconditional makes BB part of the region.
8990 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8992 PR tree-optimization/51683
8993 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8994 calls with side-effects.
8995 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8997 Copyright (C) 2012 Free Software Foundation, Inc.
8999 Copying and distribution of this file, with or without modification,
9000 are permitted in any medium without royalty provided the copyright
9001 notice and this notice are preserved.