1 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
2 Richard Sandiford <r.sandiford@uk.ibm.com>
4 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
6 * lower-subreg.h: New file.
7 * target-globals.h (this_target_lower_subreg): Declare.
8 (target_globals): Add lower_subreg;
9 (restore_target_globals): Restore this_target_lower_subreg.
10 * target-globals.c: Include it.
11 (default_target_globals): Add default_target_lower_subreg.
12 (save_target_globals): Initialize target_lower_subreg.
13 * rtl.h (init_lower_subreg): Added declaration.
14 * toplev.c (backend_init_target): Call initializer for lower-subreg
16 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
17 (default_target_lower_subreg): New variable.
18 (this_target_lower_subreg): Likewise.
19 (twice_word_mode, choices): New macros.
20 (shift_cost, compute_splitting_shift, compute_costs)
21 (init_lower_subreg): New functions.
22 (resolve_simple_move): Add speed_p argument. Check choices.
23 (find_pseudo_copy): Don't check the mode size here.
24 (resolve_simple_move): Assert the mode size.
25 (find_decomposable_shift_zext): Add speed_p argument and return
26 a bool. Check choices.
27 (resolve_shift_zext): Add comment.
28 (dump_shift_choices, dump_choices): New functions.
29 (decompose_multiword_subregs): Dump list of profitable
30 transformations. Add code to skip non profitable transformations.
31 Update calls to simple_move and find_decomposable_shift_zext.
33 2012-05-01 Ian Bolton <ian.bolton@arm.com>
34 Sameera Deshpande <sameera.deshpande@arm.com>
35 Greta Yorsh <greta.yorsh@arm.com>
37 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
38 (thumb1_unexpanded_epilogue): ...this.
39 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
40 (thumb1_unexpanded_epilogue): ...this.
41 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
42 (thumb1_unexpanded_epilogue): ...this.
44 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
46 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
47 comparing enumeration values. Update comments.
49 2012-05-01 Alan Modra <amodra@gmail.com>
52 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
53 load_cr_save, add_crlr_cfa_restore): New functions.
54 (rs6000_restore_saved_cr): Rename to..
55 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
56 (rs6000_emit_epilogue): Use new functions. Adjust condition
57 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
58 regs when using out-of-line restore only when shrink wrapping.
60 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
63 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
64 calls to cgraph_node_name in xstrdup.
65 (ipa_make_edge_direct_to_target): Ditto.
66 * cgraph.c (dump_cgraph_node): Ditto.
67 * tree-sra.c (convert_callers_for_node): Ditto.
68 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
69 * ipa-cp.c (perhaps_add_new_callers): Ditto.
70 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
71 (cgraph_materialize_all_clones): Ditto.
72 * ipa-inline.c (report_inline_failed_reason): Ditto.
73 (want_early_inline_function_p): Ditto.
74 (edge_badness): Ditto.
75 (update_edge_key): Ditto.
76 (flatten_function): Ditto.
78 (inlinw_always_inline_functions): Ditto.
79 (early_inline_small_functions): Ditto.
81 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
84 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
87 012-04-30 Jan Hubicka <jh@suse.cz>
89 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
90 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
91 (cgraph_add_to_same_comdat_group): Remove.
92 (cgraph_add_asm_node): Move to cgraphunit.c.
93 (cgraph_make_decl_local): Move to symtab.c
94 (cgraph_make_node_local_1): Update.
95 (cgraph_can_remove_if_no_direct_calls_and): Update.
96 (used_from_object_file_p): Update.
97 (resolution_used_from_other_file_p): Move to symtab.c
98 (cgraph_used_from_object_file_p): move to symtab.c
99 (verify_cgraph_node): Verify same comdat groups.
100 * cgraph.h (cgraph_asm_node): Rename to ...
101 (asm_node): ... this one.
102 (cgraph_asm_nodes): Rename to ...
103 (asm_nodes): ... this one.
104 (symtab_add_to_same_comdat_group): New function.
105 (symtab_dissolve_same_comdat_group_list): New function.
106 (symtab_used_from_object_file_p): Declare.
107 (symtab_make_decl_local): Declare.
108 (cgraph_add_to_same_comdat_group): Remove.
109 (cgraph_add_asm_node): Remove.
110 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
112 (cgraph_finalize_compilation_unit): Rename to ...
113 (finalize_compilation_unit): ... this one.
114 (cgraph_optimize): Rename to ....
115 (compile): ... this one.
116 (add_asm_node): Declare.
117 (fixup_same_cpp_alias_visibility): Declare.
118 (cgraph_make_decl_local): Remove.
119 (varpool_assemble_pending_decls): Rename to ...
120 (varpool_output_variables): ... this one.
121 (varpool_remove_unreferenced_decls): Remove.
122 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
123 (preserve_function_body_p): Make static.
124 * toplev.c (compile_file): Update comments; update.
125 * cgraphunit.c: Update comments.
126 (cgraph_expand_all_functions): Rename to ...
127 (expand_all_functions): ... this one; update.
128 (cgraph_mark_functions_to_output): Rename to ...
129 (mark_functions_to_output): ... this one; cleanup.
130 (cgraph_output_pending_asms): Remove prototype.
131 (asm_nodes, asm_last_node): New static vars.
132 (cgraph_process_new_functions): Update.
133 (cgraph_reset_node): Cleanup; add comment.
134 (cgraph_add_new_function): Update.
135 (cgraph_output_pending_asms): Rename to ...
136 (output_asm_statements): ... this one.
137 (add_asm_node): New function.
138 (fixup_same_cpp_alias_visibility): New function based on code
139 in cgraph_analyze_function.
140 (cgraph_analyze_function): Use it.
141 (cgraph_order_sort): Update.
142 (cgraph_output_in_order): Update.
143 (cgraph_function_versioning): Update.
144 (cgraph_optimize): Rename to ...
145 (compile): ... this one; initialize streamer hooks here.
146 (cgraph_finalize_compilation_unit): Rename to ...
147 (finalize_compilation_unit): ... this one; do not initialize streamer
149 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
150 * dwarf2out.c: Update ocmment.
151 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
152 * method.c (use_thunk): Likewise.
153 * semantics.c (maybe_add_lambda_conv_op): Likewise.
154 * decl2.c (maybe_emit_vtables): Likewise.
155 (cp_write_global_declarations): Use finalize_compilation_unit.
156 * parser.c (cp_parser_asm_definition): Use add_asm_node.
157 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
158 * c-decl.c (c_write_global_declarations): Use
159 finalize_compilation_unit.
160 * langhooks.c (write_global_declarations): Update.
161 * ipa.c (cgraph_externally_visible_p): Update.
162 (dissolve_same_comdat_group_list): Remove.
163 (function_and_variable_visibility): Update.
164 * symtab.c: Inlcude lto-streamer.h and rtl.h
165 (ld_plugin_symbol_resolution_names): New.
166 (symtab_add_to_same_comdat_group): New.
167 (symtab_dissolve_same_comdat_group_list): New.
168 (resolution_used_from_other_file_p): Move here from cgraph.c
169 (symtab_used_from_object_file_p): New.
170 (symtab_make_decl_local): New.
171 * passes.c (register_pass): Update comments.
172 * c-parser.c (c_parser_asm_definition): Update.
173 * varpool.c (varpool_analyze_node): Use
174 fixup_same_cpp_alias_visibility.
175 (varpool_remove_unreferenced_decls): Make static.
176 (varpool_assemble_pending_decls): Rename to ...
177 (varpool_output_variables): ... this one; call
178 varpool_remove_unreferenced_decls.
179 (varpool_used_from_object_file_p): Remove.
181 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
184 * c-typeck.c (build_array_ref): Call
185 convert_vector_to_pointer_for_subscript.
186 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
188 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
190 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
191 to compile-time "mode == <MODE>mode" checks.
192 (and splitter): Ditto.
194 2012-04-30 Richard Henderson <rth@redhat.com>
196 * config/arm/arm.md (UNSPEC_LL): New.
197 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
198 (arm_load_exclusivedi): Use %H0.
200 2012-04-30 Jason Merrill <jason@redhat.com>
202 * dwarf2out.c (comdat_symbol_id): Add const.
203 (union die_symbol_or_type_node): Add const to die_symbol.
204 (output_die_symbol, output_die, output_comp_unit): Adjust.
206 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
208 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
209 * config/arm/neon.md (negdi2_neon): New insn.
210 Also add splitters for core and NEON registers.
212 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
214 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
215 (arm_print_operand): Add 'x' format.
216 * config/arm/constraints.md (Dn): Allow const_int.
217 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
218 Use 'x' format to print constants.
219 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
220 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
222 (movdi_vfp_cortexa8): Likewise.
224 2012-04-30 Ian Bolton <ian.bolton@arm.com>
225 Sameera Deshpande <sameera.deshpande@arm.com>
226 Greta Yorsh <greta.yorsh@arm.com>
228 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
229 * config/arm/arm.c (ldm_stm_operation_p): New function.
230 * config/arm/predicates.md (load_multiple_operation): Update predicate.
231 (store_multiple_operation): Likewise.
233 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
234 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
235 * config/arm/predicates.md (load_multiple_operation): Add arguments.
236 (store_multiple_operation): Likewise.
238 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
240 * config/i386/i386.md (and<mode>3): Expand masking operations with
241 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
242 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
244 2012-04-30 Dodji Seketeli <dodji@redhat.com>
247 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
248 argument for the various warning_at calls.
249 * docs/invoke.texi: Update the documentation.
251 2012-04-30 Dodji Seketeli <dodji@redhat.com>
253 Switch -ftrack-macro-expansion=2 on by default.
254 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
257 Fix va_start related location
258 * builtins.c (fold_builtin_next_arg): Unwinds to the first
259 location in real source code.
261 Make conversion warnings work on NULL with -ftrack-macro-expansion
262 * input.h (expansion_point_location_if_in_system_header): Declare
264 * input.c (expansion_point_location_if_in_system_header): Define it.
266 Fix -Wuninitialized for -ftrack-macro-expansion
267 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
268 declaration. Use linemap_location_before_p for source locations.
270 Strip "<built-in>" loc from displayed expansion context
271 * input.c (expand_location_1): When expanding to spelling location
272 in a context of a macro expansion, skip reserved system header
273 locations. Update comments. * tree-diagnostic.c
274 (maybe_unwind_expanded_macro_loc): Likewise.
276 Make expand_location resolve to locus in main source file
277 * input.c (expand_location_1): New. Takes a parameter to choose
278 whether to resolve the location to spelling or expansion point.
279 Was factorized from ...
280 (expand_location): ... here.
281 (expand_location_to_spelling_point): New. Implemented in terms of
283 * diagnostic.c (diagnostic_build_prefix): Use the new
284 expand_location_to_spelling_point instead of expand_location.
286 Fix PCH crash on GTYed pointer-to-scalar field of a struct
287 * gengtype.c (write_types_process_field): Force second argument of
288 the call to the PCH object hierarchy walker to be 'x'.
290 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
292 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
293 predicate to discriminate types.
295 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
297 * doc/invoke.texi (Wmissing-format-attribute): Document as an
298 alias of Wsuggest-attribute=format.
299 * c-typeck.c (convert_for_assignment): Replace
300 Wmissing-format-attribute with Wsuggest-attribute=format.
301 (digest_init): Likewise.
303 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
305 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
306 * common.opt (Wmissing-noreturn): Alias of
307 -Wsuggest-attribute=noreturn.
309 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
312 * config/cris/cris.md (andqu): New peephole2.
313 (andu): Tweak head comment.
315 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
316 Steven Bosscher <steven@gcc.gnu.org>
317 Maxim Kuvyrkov <maxim@codesourcery.com>
319 PR tree-optimization/38785
320 * common.opt (ftree-partial-pre): New option.
321 * doc/invoke.texi: Document it.
322 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
323 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
325 (execute_pre): Use flag_tree_partial_pre.
327 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
330 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
333 2012-04-27 Ollie Wild <aaw@google.com>
335 * doc/invoke.texi (Wliteral-suffix): Document new option.
337 2012-04-27 Tom Tromey <tromey@redhat.com>
339 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
340 (dwarf_tag_name): Use get_DW_TAG_name.
341 (dwarf_attr_name): Use get_DW_AT_name.
342 (dwarf_form_name): Use get_DW_FORM_name.
343 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
345 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
347 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
348 arguments are -1 and 0, by negating the result of the conditional.
350 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
353 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
355 2012-04-27 Richard Guenther <rguenther@suse.de>
357 * tree-flow.h (is_hidden_global_store): Remove.
358 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
359 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
360 (stmt_may_clobber_global_p): Likewise.
361 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
362 (stmt_may_clobber_global_p): Likewise.
363 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
364 stmt_may_clobber_global_p.
365 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
367 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
369 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
372 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
373 reorganize some fields and update comments. Rename bit_test_uniq
374 and bit_test_count to uniq resp. count. Remove bit_test_bb.
375 (collect_switch_conv_info): New function, collects info about a
376 GIMPLE_SWITCH into a struct switch_conv_info.
377 (check_range): Simplify to use pre-recorded info. Fix think-o in
378 range-branch ratio check.
379 (check_process_case): Remove function.
380 (check_all_empty_except_final): New function, verifies that all
381 non-final basic blocks are empty.
382 (process_switch): Simplify to use pre-recorded info. Call
383 collect_switch_conv_info to do that. Assert that degenerate switch
384 statements have been cleaned up.
386 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
389 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
391 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
394 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
396 2012-04-27 Tom de Vries <tom@codesourcery.com>
398 PR tree-optimization/51879
399 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
400 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
402 (defs_to_varying): ... here. Don't set use_processed.
403 (visit_reference_op_call): Handle gimple_vdef.
404 Handle case that lhs is NULL_TREE.
405 (visit_use): Use mark_use_processed. Handle calls with side-effect
406 using visit_reference_op_call.
408 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
410 * sched-deps.c (fixup_sched_groups): Rename to...
411 (chain_to_prev_insn): ...this.
412 (chain_to_prev_insn_p): New function.
413 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
415 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
417 * sched-int.h (_haifa_insn_data): Move priority_status.
419 (INSN_MODEL_INDEX): New macro.
420 * haifa-sched.c (insn_delay): New function.
421 (sched_regno_pressure_class): Update commentary.
422 (mark_regno_birth_or_death): Pass the liveness bitmap and
423 pressure array as arguments, instead of using curr_reg_live and
424 curr_reg_pressure. Only update the pressure if the bit in the
425 liveness set has changed.
426 (initiate_reg_pressure_info): Always trust the live-in set for
427 SCHED_PRESSURE_MODEL.
428 (initiate_bb_reg_pressure_info): Update call to
429 mark_regno_birth_or_death.
430 (dep_list_size): Take the list as argument.
431 (calculate_reg_deaths): New function, extracted from...
432 (setup_insn_reg_pressure_info): ...here.
433 (MODEL_BAR): New macro.
434 (model_pressure_data, model_insn_info, model_pressure_limit)
435 (model_pressure_group): New structures.
436 (model_schedule, model_worklist, model_insns, model_num_insns)
437 (model_curr_point, model_before_pressure, model_next_priority):
439 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
440 (MODEL_INSN_INFO, MODEL_INSN): New macros.
441 (model_index, model_update_limit_points_in_group): New functions.
442 (model_update_limit_points, model_last_use_except): Likewise.
443 (model_start_update_pressure, model_update_pressure): Likewise.
444 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
445 (model_excess_cost, model_dump_pressure_points): Likewise.
446 (model_set_excess_costs): Likewise.
447 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
448 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
449 schedule as an alternative tie-breaker. Update the call to
451 (ready_sort): Call model_set_excess_costs.
452 (update_register_pressure): Update call to mark_regno_birth_or_death.
453 Rely on that function to check liveness rather than doing it here.
454 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
455 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
456 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
457 (model_record_pressure, model_record_pressures): New functions.
458 (model_record_final_pressures, model_add_successors_to_worklist)
459 (model_promote_predecessors, model_choose_insn): Likewise.
460 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
461 (model_start_schedule, model_finalize_pressure_group): Likewise.
462 (model_end_schedule): Likewise.
463 (schedule_insn): Say when we're scheduling the next instruction
464 in the model schedule.
465 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
466 (queue_to_ready): Do not add instructions that are
467 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
468 Always allow the next instruction in the model schedule to be added.
469 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
470 and delay for SCHED_PRESSURE_MODEL too.
471 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
472 SCHED_PRIORITY_MODEL, but also take the DFA into account.
473 (schedule_block): Call model_start_schedule and model_end_schedule.
474 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
475 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
476 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
478 (sched_finish): Update accordingly.
479 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
480 to SCHED_PRESSURE_MODEL.
481 (add_jump_dependencies): Update call to dep_list_size.
482 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
483 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
484 to SCHED_PRESSURE_MODEL.
485 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
486 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
487 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
488 handling to SCHED_PRESSURE_MODEL.
490 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
492 * common.opt (fsched-pressure-algorithm=): New option.
493 * flag-types.h (sched_pressure_algorithm): New enum.
494 * sched-int.h (sched_pressure_p): Replace with...
495 (sched_pressure): ...this new variable.
496 * haifa-sched.c (sched_pressure_p): Replace with...
497 (sched_pressure): ...this new variable.
498 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
499 (update_reg_and_insn_max_reg_pressure, schedule_insn)
500 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
501 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
502 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
503 (sched_analyze_insn): Likewise.
504 * sched-rgn.c (schedule_region): Likewise.
505 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
507 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
509 * PR middle-end/52997
510 * ira.c (find_moveable_pseudos): Call resize_reg_info.
513 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
514 * expr.c (convert_move): Honor unsignedp when extending partial int
516 * genmodes.c (complete_mode): Don't clear component field of partial
518 (emit_mode_inner): Don't emit it however.
519 (calc_wider_mode): Partial int modes widen to their component.
521 2012-04-26 David S. Miller <davem@davemloft.net>
523 * config/sparc/niagara4.md: New file.
524 * config/sparc/sparc.md: Include it.
525 * config/sparc/sparc.c (niagara4_costs): New processor costs.
526 (sparc_option_override): Use it.
527 (sparc_use_sched_lookahead): Return 2 for niagara4.
528 (sparc_issue_rate): Likewise.
530 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
531 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
532 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
533 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
534 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
535 alignaddrldi_vis): Set type to gsr.
536 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
537 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
538 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
539 v<vis3_shift_patname><mode>3, fmean16_vis,
540 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
541 fucmp<code>8<P:mode>_vis): Set type to fga.
542 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
543 * config/sparc/niagara.md: Likewise.
544 * config/sparc/niagara2.md: Likewise.
545 * config/sparc/ultra3.md: Likewise, and fix type matching for
546 us3_ialuX reservation.
548 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
550 * reload.c (find_reloads): Change the loop nesting when trying an
551 alternative with swapped operands.
553 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
555 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
556 comment. Delete unused parameter first_exp_point_map.
557 (virt_loc_aware_diagnostic_finalizer): Update call.
559 2012-04-26 Michael Hope <michael.hope@linaro.org>
560 Richard Earnshaw <rearnsha@arm.com>
562 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
563 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
564 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
565 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
567 2012-04-25 Sriraman Tallam <tmsriram@google.com>
569 * doc/extend.texi: Document avx2 support.
570 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
572 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
575 * config/cris/cris.md ("*andhi_lowpart_v32")
576 ("*andqi_lowpart_v32"): Change first input-only operand from
577 a (match_operand ...) to (match_dup 0). Drop alternatives with
578 const_int-matching constraints for redundancy.
579 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
580 three-operand alternative.
582 2012-04-25 Jakub Jelinek <jakub@redhat.com>
585 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
586 instead expand it as zero extension.
588 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
591 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
593 2012-04-25 Jakub Jelinek <jakub@redhat.com>
595 * common.opt (flag_debug_types_section): Default to 0.
596 (dwarf_version): Default to 4.
597 (dwarf_record_gcc_switches): Default to 1.
598 (dwarf_strict): Default to 0.
599 * toplev.c (process_options): Don't handle dwarf_strict
600 or dwarf_version here.
601 * config/vxworks.c (vxworks_override_options): Don't
602 test whether dwarf_strict or dwarf_version are negative,
603 instead test !global_options_set.x_dwarf_*.
604 * config/darwin.c (darwin_override_options): Default to
606 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
607 and -fno-debug-types-section are now the default.
609 2012-04-25 Jan Hubicka <jh@suse.cz>
611 * cgraphunit.c: Update toplevel comment.
612 (tree_rest_of_compilation): Merge into cgraph_expand_function.
613 (cgraph_analyze_function): Make static.
614 (cgraph_decide_is_function_needed): Make static.
615 (cgraph_add_new_function): Use expand_function instead of
617 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
618 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
620 (cgraph_inline_p): Remove.
621 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
622 (init_cgraph): Add comment.
623 * cgraphbuild.c (record_reference, mark_address, mark_load,
624 mark_store): Do not call analyze_expr hook.
625 * cgraph.c: Update toplevel comment.
626 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
627 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
628 Move fere from cgraphunit.c
629 (cgraph_mark_force_output_node): Move to cgraph.h
630 * cgraph.h: Reorder so the comments match the function placement.
631 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
632 (cgraph_mark_force_output_node): Move here from cgraph.c
633 * tree.c (free_lang_data): Do not clear analyze_expr hook.
634 * ipa-inline-transform.c (preserve_function_body_p): New function.
635 (inline_transform): Update.
636 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
637 * langhooks.h (lang_hooks_for_callgraph): Remove.
638 (lang_hooks): Remove callgraph.
639 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
640 * varpool.c: Remove out of date comment.
641 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
642 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
644 2012-04-25 Jan Hubicka <jh@suse.cz>
647 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
649 (cgraph_finalize_function): Finalize them here.
650 * symtab.c (dump_symtab): Dump ctors and dtors.
652 2012-04-25 Jakub Jelinek <jakub@redhat.com>
655 * stor-layout.c (get_best_mode): Don't return mode with bitsize
656 larger than maxbits. Don't compute maxbits modulo align.
657 Also check that unit bytes long store at bitpos / unit * unit
658 doesn't affect bits beyond bitregion_end.
659 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
660 would not fit into bitregion_start ... bitregion_end + 1 bit region.
661 (store_split_bit_field): Decrease unit close to end of bitregion_end
662 if access is restricted in order to avoid mutual recursion.
664 PR tree-optimization/53058
665 * double-int.h (double_int_max_value, double_int_min_value): New
667 * double-int.c (double_int_max_value, double_int_min_value): New
669 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
670 or GT_EXPR with double_int_max_value instead of double_int_mask.
672 2012-04-25 Richard Guenther <rguenther@suse.de>
674 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
675 * tree-vect-loop.c (vect_transform_loop): Adjust.
676 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
677 the maximum number of iterations for the epilogue loop.
678 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
680 2012-04-25 Jakub Jelinek <jakub@redhat.com>
683 * c-typeck.c (set_nonincremental_init,
684 set_nonincremental_init_from_string): Pass true instead of false
685 as IMPLICIT to add_pending_init.
687 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
689 * c-typeck.c (pop_init_level): Improve diagnostics.
691 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
693 * compare-elim.c (try_eliminate_compare): Also handle operands with
696 2012-04-25 Alan Modra <amodra@gmail.com>
698 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
699 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
700 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
701 (no_global_regs_above): Delete.
702 (no_global_regs): New function.
703 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
704 value for load multiple test.
705 (savres_routine_syms): Increase size.
706 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
707 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
708 rather than a number of boolean flags. Update all callers.
709 (rs6000_savres_routine_name): Generate vector save/restore names.
710 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
711 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
712 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
713 and using_store_multiple. Expand uses. Don't always use r11 as
714 frame reg when needed for out-of-line saves. Set up initial offset
715 for out-of-line vector saves when buying stack frame. Handle pointer
716 reg setup for out-of-line fp save. Emit call to out-of-line vector
717 save function. Choose r11 or r12 for vrsave reg when available for
719 (rs6000_output_function_prologue): Don't emit .extern for ELF.
720 (rs6000_emit_epilogue): Choose a better frame reg when restoring
721 from back-chain to suit out-of-line vector restore functions. Emit
722 call to out-of-line vector restore function. Adjust register used
723 for cr restore. Tweak pointer register setup for gpr restore.
724 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
726 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
727 (V_SAVE_INLINE): Define.
728 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
730 2012-04-25 Alan Modra <amodra@gmail.com>
732 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
733 out-of-line save/restore for large frames. Don't disable
734 out-of-line saves on ABI_AIX when using static chain reg.
735 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
736 clobber static chain reg, and tweak for out-of-line gpr saves
739 2012-04-25 Alan Modra <amodra@gmail.com>
741 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
742 (rs6000_emit_prologue): Use the above to catch register overlap.
744 2012-04-25 Alan Modra <amodra@gmail.com>
746 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
747 decl. Move logic selecting update reg to callers. Update all callers.
748 (rs6000_emit_allocate_stack): Add copy_off param.
749 (emit_frame_save): Don't handle reg+reg addressing.
750 (ptr_regno_for_savres): New function, extracted from..
751 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
752 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
753 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
754 frame offset adjustment for out-of-line save with copy from sp.
755 Simplify condition controlling whether cr is saved early or
756 late. Use ptr_regno_for_savres to verify correct reg is set
757 up for out-of-line saves. Pass the actual pointer reg used to
758 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
759 function. Rearrange spe vars so code is similar to that
760 elsewhere in this function. Don't update frame_off when spe
761 save code will restore r11. Use emit_frame_save for spe and
762 gpr saves. Consolidate darwin out-of-line gpr setup with that
763 for other abis. Don't assume frame_offset is zero and frame
764 reg is sp when setting up altivec reg saves, and calculate
765 exact offset requirement.
766 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
767 spe restore code. Consolidate darwin out-of-line gpr setup
768 with that for other abis.
770 2012-04-25 Alan Modra <amodra@gmail.com>
772 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
773 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
775 (emit_frame_save): Delete frame_ptr param. Rename total_size to
777 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
778 and emit_frame_save calls. Cope with possibly missing note.
780 2012-04-24 Sriraman Tallam <tmsriram@google.com>
782 * config/i386/i386.c (build_processor_model_struct): New function.
783 (make_var_decl): New function.
784 (fold_builtin_cpu): New function.
785 (ix86_fold_builtin): New function.
786 (make_cpu_type_builtin): New function.
787 (ix86_init_platform_type_builtins): New function.
788 (ix86_expand_builtin): Expand new builtins by folding them.
789 (ix86_init_builtins): Make new builtins to detect CPU type.
790 (TARGET_FOLD_BUILTIN): New macro.
791 (IX86_BUILTIN_CPU_INIT): New enum value.
792 (IX86_BUILTIN_CPU_IS): New enum value.
793 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
794 * config/i386/i386-builtin-types.def: New function type.
795 * testsuite/gcc.target/builtin_target.c: New testcase.
796 * doc/extend.texi: Document builtins.
798 2012-04-24 Olivier Hainque <hainque@adacore.com>
800 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
801 * toplev.c (process_options): Default to dwarf_version 2.
802 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
805 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
807 * tree-pretty-print.h (default_tree_printer): Do not declare.
808 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
810 (default_tree_diagnostic_starter): Make static.
811 (default_tree_printer): Move to here. Make static.
812 (tree_diagnostics_defaults): New.
813 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
814 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
815 * toplev.c: Do not include tree-pass.h.
816 (default_tree_printer): Move from here.
817 (general_init): Use tree_diagnostics_defaults.
819 2012-04-24 Chao-ying Fu <fu@mips.com>
821 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
822 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
823 * config/mips/gnu-user.h
824 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
825 (GNU_USER_TARGET_LINK_SPEC): New define.
826 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
827 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
828 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
829 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
830 GNU_USER_TARGET_ENDFILE_SPEC.
831 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
832 (GNU_USER_TARGET_LINK_SPEC): New define.
833 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
834 * config/mips/linux-common.h: New file.
836 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
839 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
840 (altivec_build_resolved_builtin): Call fully_fold_convert.
842 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
845 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
847 2012-04-24 Richard Guenther <rguenther@suse.de>
849 PR tree-optimization/53085
850 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
853 2012-04-24 Richard Guenther <rguenther@suse.de>
855 * tree-if-conv.c (main_tree_if_conversion): Move bb under
858 2012-04-24 Jim Meyering <meyering@redhat.com>
860 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
861 absence of an define_enum call.
863 2012-04-24 Richard Guenther <rguenther@suse.de>
865 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
866 the epilogue loop is not re-used as unvectorized version
867 record the its maximum number of iterations.
869 2012-04-24 Andrew Pinski <apinski@cavium.com>
871 * tree-ssa-forwprop.c (simplify_bitwise_binary):
872 Don't directly use def1/def2.
874 2012-04-24 Richard Guenther <rguenther@suse.de>
876 PR tree-optimization/53098
877 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
880 2012-04-24 Andrew Pinski <apinski@cavium.com>
883 * tree-ssa-forwprop.c (defcodefor_name): New function.
884 (simplify_bitwise_binary): Use defcodefor_name instead of manually
885 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
886 Simplify "(~X | Y) & X" to "X & Y" and
887 "(~X & Y) | X" to "X | Y".
889 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
891 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
892 validate_change to add clobbers if IN_GROUP is nonzero.
893 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
894 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
896 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
898 * config/s390/s390.c (insn_invalid_p): Likewise.
900 2012-04-24 Jakub Jelinek <jakub@redhat.com>
903 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
904 (output_addressed_constants): Likewise.
907 * varasm.c (get_section): Don't ICE for section conflicts with
908 built-in section kinds.
910 2012-04-23 DJ Delorie <dj@redhat.com>
912 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
913 (LIBSTDCXX): Change to CPP2.
915 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
918 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
921 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
923 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
924 (*addsi_2_zext): Ditto.
925 (*add<mode>_3): Ditto.
926 (*addsi_3_zext): Ditto.
927 (*add<mode>_5): Ditto.
929 2012-04-23 Andrew Pinski <apinski@cavium.com>
931 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
932 (C & B) to (A OP0) & B.
934 2012-04-23 Martin Jambor <mjambor@suse.cz>
936 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
937 temporaries created for a bitfield (reverting revision 122014).
939 2012-04-23 Richard Guenther <rguenther@suse.de>
941 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
942 the condition using is_gimple_condexpr and avoid the not necessary
944 (set_prologue_iterations): Likewise.
945 (vect_loop_versioning): Likewise.
947 2012-04-23 Richard Guenther <rguenther@suse.de>
949 PR tree-optimization/53070
950 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
951 (main_tree_if_conversion): Verify we succeeded in that.
953 2012-04-23 Jan Hubicka <jh@suse.cz>
955 * lto-symtab.c (lto_cgraph_replace_node): Do not call
957 * cgraph.c (cgraph_remove_node): Do not clear reachable.
958 (cgraph_mark_reachable_node): Remove.
959 (cgraph_mark_force_output_node): Do not set reachable.
960 (dump_cgraph_node): Do not dump reachable.
961 (cgraph_create_virtual_clone): Do not set reachable.
962 * cgraph.h (cgraph_node): Remove reachable flag.
963 (varpool_node): Remove reachable flag.
964 (cgraph_mark_if_needed): Remove.
965 (cgraph_mark_reachable_node): Remove.
966 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
967 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
969 (cgraph_add_new_function): Likewise.
970 (cgraph_mark_if_needed): Remove.
971 (cgraph_analyze_function): Do not set target as reachable.
972 (process_function_and_variable_attributes): Do not care about
974 (cgraph_analyze_functions): Do not set reachable flags.
975 (cgraph_mark_functions_to_output): Do not check reachability.
976 (cgraph_copy_node_for_versioning): Do not set reachable flag.
977 (dbxout_expand_expr): Update.
978 * c-decl.c (merge_decls): Do not track changed externs.
979 * ipa.c: Include pointer-set.h
980 (enqueue_cgraph_node): Use reachable pointer set.
981 (process_references): Likewise.
982 (cgraph_remove_unreachable_nodes): Likewise.
983 (whole_program_function_and_variable_visibility): Do not recompute
985 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
987 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
989 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
991 2012-04-23 Richard Guenther <rguenther@suse.de>
994 * c-typeck.c (build_binary_op): Fix typo.
996 2012-04-23 Jakub Jelinek <jakub@redhat.com>
998 PR tree-optimizations/52891
999 * tree-vect-patterns.c (adjust_bool_pattern): Use
1000 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1001 but with non-standard precision.
1003 2012-04-22 Jan Hubicka <jh@suse.cz>
1005 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
1008 2012-04-22 Jan Hubicka <jh@suse.cz>
1010 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
1011 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1012 mark_load, mark_store): Do not mark varpool nodes as needed.
1013 * cgraph.c (cgraph_new_nodes): Remove.
1014 (cgraph_create_function_alias): Do not mark nodes as reachable.
1015 (cgraph_add_thunk): Likewise.
1016 (cgraph_mark_reachable_node): Do not manage the queue.
1017 * cgraph.h (cgraph_node): Remove next_needed.
1018 (varpool_nodes_queue): Remove next_needed and prev_needed.
1019 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
1020 (cgraph_new_nodes): Declare.
1021 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
1022 (varpool_analyze_pending_decls): Remove.
1023 (varpool_analyze_node): New.
1024 (varpool_mark_needed_node): Remove.
1025 (varpool_first_variable, varpool_next_variable): New inlines.
1026 (varpool_first_static_initializer, varpool_next_static_initializer):
1028 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
1029 (varpool_first_defined_variable): New inline.
1030 (varpool_next_defined_variable): New inline
1031 (FOR_EACH_VARIABLE): Reimplement.
1032 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
1033 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
1035 * cgraphunit.c (cgraph_new_nodes): Declare here.
1036 (enqueue_node): New function.
1037 (cgraph_process_new_functions): update for new
1038 node set; when constructing cgraph enqueue node for processing.
1039 (cgraph_add_new_function): Use new node set.
1040 (process_function_and_variable_attributes): Do not set varpool needed
1042 (referred_to_p): New function.
1043 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
1044 when varpool is in construction.
1045 (cgraph_analyze_functions): Rewrite.
1046 (cgraph_expand_all_functions): Update.
1047 (cgraph_output_in_order): Do not analyze pending decls; do not set
1049 (cgraph_optimize): Do not analyze pending decls.
1050 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
1051 in other partition; do not mark node as needed.
1052 * dwarf2out.c (reference_to_unused): Use analyzed flag.
1053 (premark_types_used_by_global_vars_helper): Likewise.
1054 * ipa.c (process_references): Do not call varpool_mark_needed_node.
1055 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
1057 (function_and_variable_visibility): Do not mark node as needed.
1058 (whole_program_function_and_variable_visibility): Likewise.
1059 * Makefile.in (gt-varpool.h): No longer needed.
1060 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
1061 (ipa_write_summaries): Do not use needed flag.
1062 * varpool.c: Do not include gt-varpool.h
1063 (x_varpool_nodes_queue, x_varpool_last_needed_node,
1064 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
1065 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
1067 (varpool_remove_node): Do not update the lists.
1068 (dump_varpool_node): Do not dump needed flag.
1069 (varpool_enqueue_needed_node): Remove.
1070 (varpool_mark_needed_node): Remove.
1071 (varpool_reset_queue): Remove.
1072 (varpool_finalize_decl): Move to cgraphunit.c
1073 (varpool_analyze_node): New functions based on former
1074 varpool_analyze_pending_decls.
1075 (varpool_analyze_pending_decls): Remove.
1076 (varpool_assemble_decl): Do not update the lists.
1077 (enqueue_node): New function.
1078 (varpool_remove_unreferenced_decls): Rewrite.
1079 (varpool_empty_needed_queue): Remove.
1080 (add_new_static_var): Do not mark node as needed.
1081 (varpool_create_variable_alias): Handle expansion state
1083 * except.c (output_ttype): Do not mark node as needed.
1084 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
1085 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
1087 * tree-switch-conversion.c (build_one_array): Likewise.
1089 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1092 * doc/invoke.texi (pedantic): Rename to Wpedantic.
1093 * common.opt (Wpedantic): New.
1094 (pedantic): Alias Wpedantic.
1095 * diagnostic.c (warning_at): Likewise.
1096 * c-decl.c (diagnose_mismatched_decls): Likewise.
1097 (build_array_declarator): Likewise.
1098 (mark_forward_parm_decls):
1099 (check_bitfield_type_and_width): Likewise.
1100 (grokdeclarator): Likewise.
1101 (grokfield): Likewise.
1102 (finish_struct): Likewise.
1103 (build_enumerator): Likewise.
1104 (store_parm_decls_oldstyle): Likewise.
1105 (declspecs_add_qual): Likewise.
1106 (declspecs_add_type): Likewise.
1107 (finish_declspecs): Likewise.
1108 * c-typeck.c (composite_type): Likewise.
1109 (comp_target_types): Likewise.
1110 (build_array_ref): Likewise.
1111 (pointer_diff): Likewise.
1112 (build_unary_op): Likewise.
1113 (build_conditional_expr): Likewise.
1114 (build_c_cast): Likewise.
1115 (convert_for_assignment): Likewise.
1116 (maybe_warn_string_init): Likewise.
1117 (digest_init): Likewise.
1118 (pop_init_level): Likewise.
1119 (set_init_index): Likewise.
1120 (c_finish_goto_label): Likewise.
1121 (c_finish_return): Likewise.
1122 (do_case): Likewise.
1123 (build_binary_op): Likewise.
1124 * c-parser.c (static): Likewise.
1125 (c_parser_external_declaration): Likewise.
1126 (c_parser_declaration_or_fndef): Likewise.
1127 (c_parser_static_assert_declaration_no_se): Likewise.
1128 (c_parser_enum_specifier): Likewise.
1129 (c_parser_struct_or_union_specifier): Likewise.
1130 (c_parser_struct_declaration): Likewise.
1131 (c_parser_alignas_specifier): Likewise.
1132 (c_parser_braced_init): Likewise.
1133 (c_parser_initelt): Likewise.
1134 (c_parser_compound_statement_nostart): Likewise.
1135 (c_parser_conditional_expression): Likewise.
1136 (c_parser_alignof_expression): Likewise.
1137 (c_parser_postfix_expression): Likewise.
1138 (c_parser_postfix_expression_after_paren_): Likewise.
1139 (c_parser_objc_class_instance_variables): Likewise.
1140 (c_parser_objc_method_definition): Likewise.
1141 (c_parser_objc_methodprotolist): Likewise.
1143 2012-04-22 Ian Lance Taylor <iant@google.com>
1145 * godump.c (go_output_typedef): Dump size of structs.
1147 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
1149 Correcting transform_to_exit_first_loop + fix to PR46886
1150 * tree-parloops.c (transform_to_exit_first_loop): Remove
1151 setting of number of iterations according to the loop pattern.
1152 Duplicate from entry to exit->src instead of loop->latch.
1153 (pallelize_loops): Remove the condition preventing do-while loops.
1154 * tree-cfg.c (bool bb_in_region_p): New.
1155 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
1156 Adjust redirection of the duplicated iteration.
1158 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
1161 * rtl.def (ADDRESS): Use "i" rather than "w".
1162 * rtl.h (find_base_term): Delete.
1163 (may_be_sp_based_p): Declare.
1164 * rtl.c (rtx_code_size): Remove ADDRESS special case.
1165 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
1166 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
1168 (find_base_term): Make static.
1169 (may_be_sp_based_p): New function.
1170 * dse.c (record_store): Use it.
1171 * store-motion.c (store_killed_in_insn): Likewise.
1173 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
1175 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
1177 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1180 * c-typeck.c (inform_declaration): New.
1181 (build_function_call_vec): Do not pretty-print
1182 expressions when caret is enabled.
1183 (convert_arguments): Use inform_declaration.
1185 2012-04-20 Jim Meyering <meyering@redhat.com>
1187 * genmodes.c (make_complex_modes): Don't truncate a mode name of
1188 length 7 or more when prepending a "C". Suggested by Richard Guenther.
1190 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1192 PR rtl-optimization/44214
1193 * fold-const.c (exact_inverse): New function.
1194 (fold_binary_loc): Fold vector and complex division by constant into
1195 multiply by recripocal with flag_reciprocal_math; fold vector division
1196 by constant into multiply by reciprocal with exact inverse.
1198 2012-04-20 Jan Hubicka <jh@suse.cz>
1200 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
1202 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
1203 (cgraph_remove_node): Update.
1204 (cgraph_mark_needed_node): Remove.
1205 (cgraph_mark_force_output_node): New.
1206 (dump_cgraph_node): Do not dump needed flag.
1207 (cgraph_node_cannot_be_local_p_1): Update.
1208 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
1209 * cgraph.h (symtab_node_base): Add force_output flag.
1210 (cgraph_node): Remove needed flag.
1211 (varpool_node): Remove force_output flag.
1212 (cgraph_mark_needed_node): Remove.
1213 (cgraph_mark_force_output_node): New.
1214 (cgraph_only_called_directly_or_aliased_p,
1215 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
1216 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
1217 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
1218 (cgraph_add_new_function): Update.
1219 (cgraph_mark_if_needed): Update.
1220 (verify_cgraph_node): Update.
1221 (cgraph_analyze_function): Alias target is reachable.
1222 (process_function_and_variable_attributes): Update: externally_visible
1223 flag makes function reachable.
1224 (cgraph_analyze_functions): Update dumping.
1225 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
1226 input_overwrite_node, input_varpool_node): Update streaming.
1227 * lto-streamer-out.c (produce_symtab): Use force_output.
1228 * ipa.c (process_references): Weakrefs must be processed.
1229 (cgraph_remove_unreachable_nodes): Likewise; update for new
1231 (varpool_externally_visible_p): Weakrefs are externally visible
1232 even if they are not.
1233 (function_and_variable_visibility): Update; when processing alias
1234 pair force the targets to be output.
1235 (whole_program_function_and_variable_visility): Use
1236 mark_reachable_node.
1237 * trans-mem.c (ipa_tm_mark_needed_node): Remove
1238 (ipa_tm_mark_force_output_node): New function.
1239 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
1240 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
1242 * varasm.c (mark_decl_referenced): Update.
1243 (find_decl_and_mark_needed): Remove.
1244 (find_decl): New function.
1245 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
1246 alias targets as needed.
1247 (dump_tm_clone_pairs): Update.
1248 * tree-inline.c (copy_bb): Update check.
1249 * symtab.c (dump_symtab_base): Dump force_output.
1250 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
1251 * passes.c (execute_todo): Fix dumping.
1252 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
1253 (varpool_analyze_pending_decls): Alias target is reachable.
1254 (varpool_create_variable_alias): Finalize weakrefs.
1256 2012-04-20 Jakub Jelinek <jakub@redhat.com>
1259 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
1260 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
1261 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
1262 macros instead of constants.
1263 * dse.c (record_store): Check for SP ADDRESS by comparing
1264 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
1265 XEXP to be stack_pointer_rtx.
1267 2012-04-20 Richard Guenther <rguenther@suse.de>
1269 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
1270 update_call_from_tree when propagating into a call.
1272 2012-04-20 Alan Modra <amodra@gmail.com>
1274 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
1275 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
1276 sp_offset to frame_off. Move world save code earlier.
1278 2012-04-20 Richard Guenther <rguenther@suse.de>
1280 PR tree-optimization/53050
1281 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
1282 Do only one transform on COND_EXPRs at the same time.
1284 2012-04-19 Jan Hubicka <jh@suse.cz>
1286 * symtab.c (dump_symtab_base): Revert accidental checkin.
1288 2012-04-20 Alan Modra <amodra@gmail.com>
1291 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1292 static chain, set REST_INLINE_FPRS too.
1294 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
1296 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
1299 2012-04-20 Richard Guenther <rguenther@suse.de>
1301 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
1302 loops that can never run more often than the vectorization factor.
1304 2012-04-19 Jan Hubicka <jh@suse.cz>
1306 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
1308 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
1310 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1312 2012-04-19 Jim Meyering <meyering@redhat.com>
1314 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
1315 We verified above that the string(including trailing NUL) fits in buf,
1318 2012-04-19 Richard Guenther <rguenther@suse.de>
1320 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
1321 for dumping DECL_SECTION_NAME.
1323 2012-04-19 Michael Matz <matz@suse.de>
1326 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
1327 (struct tree_vector): Adjust GTY length.
1328 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
1330 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
1332 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
1333 caller emitted the length calulation already.
1334 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
1335 before handling any of the fields for structs.
1337 2012-04-19 Richard Guenther <rguenther@suse.de>
1339 PR tree-optimization/53031
1340 * tree-vrp.c (adjust_range_with_scev): Revert back to
1341 using max_loop_iterations.
1343 2012-04-19 Michael Matz <matz@suse.de>
1345 * diagnostic.c (emit_diagnostic): Move va_end call after user
1347 (warning, warning_at, pedwarn, permerror): Ditto.
1349 2012-04-19 Richard Guenther <rguenther@suse.de>
1351 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1354 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1357 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1358 the case *(X+const).
1360 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1362 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
1364 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1367 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
1368 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
1370 2012-04-19 Richard Guenther <rguenther@suse.de>
1372 PR rtl-optimization/44688
1373 * loop-iv.c (determine_max_iter): Only return max_iter.
1374 (iv_number_of_iterations): Also use the recorded loop bound
1375 on the maximum number of iterations.
1376 * loop-unroll.c (decide_unroll_runtime_iterations): Use
1377 max_iter to avoid unrolling loops that do not roll.
1378 (decide_unroll_stupid): Likewise.
1380 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
1382 * targhooks.c (default_case_values_threshold): Fix code style nit.
1384 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
1385 case range and type folding from here...
1386 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
1387 type, as documented in tree.def.
1389 2012-04-18 Jan Hubicka <jh@suse.cz>
1391 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
1393 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
1394 cgraph hash and same comdat groups.
1395 (cgraph_optimize): Verify symbol table.
1396 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
1397 (dissolve_same_comdat_group_list): Work on symtab nodes.
1398 (function_and_variable_visibility): Dissolve variable same comdat group
1400 * symtab.c: Include timevar.h
1401 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
1403 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
1405 * tree-switch-conversion.c (info): Remove global pass info.
1406 (check_range, check_process_case, check_final_bb, create_temp_arrays,
1407 free_temp_arrays, gather_default_values, build_constructors,
1408 array_value_type, build_one_array, build_arrays, gen_def_assigns,
1409 fix_phi_nodes, gen_inbound_check): Pass info around from ...
1410 (process_switch): ... here. Unify message format. Return a const
1411 char pointer to the failure reason message.
1412 (do_switchconv): Unify message format. Update process_switch usage.
1414 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
1415 * tree-cfg.c (edge_to_cases): Fix documentation.
1417 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1419 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1421 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1423 PR tree-optimization/52976
1424 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
1425 (possibly_move_powi): New function.
1426 (rewrite_expr_tree): Call possibly_move_powi.
1427 (rewrite_expr_tree_parallel): Likewise.
1428 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
1429 call add_to_ops_vec instead.
1431 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1433 PR tree-optimization/52976
1434 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
1435 (decrement_power): Likewise.
1436 (propagate_op_to_single_use): Likewise.
1437 (zero_one_operation): Handle __builtin_pow* calls in linearized
1438 expression trees; factor logic into propagate_op_to_single_use.
1439 (undistribute_ops_list): Allow operands with repeat counts > 1.
1441 2012-04-18 Richard Guenther <rguenther@suse.de>
1443 PR tree-optimization/44688
1444 * cfgloop.h (record_niter_bound): Declare.
1445 * tree-ssa-loop-niter.c (record_niter_bound): Export.
1446 Update the estimation with the upper bound here...
1447 (estimate_numbers_of_iterations_loop): ... instead of here.
1448 Do not forcefully reset a recorded upper bound.
1449 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
1450 Record the maximum number of loop iterations of the prologue loop.
1452 2012-04-18 Jan Hubicka <jh@suse.cz>
1454 * lto-symtab.c (lto_cgraph_replace_node): Update.
1455 * cgraphbuild.c (record_reference, record_type_list,
1456 record_eh_tables, mark_address, mark_load, mark_store): Update.
1457 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
1458 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
1460 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
1461 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
1462 * reload.c: Fix typo in comment.
1463 * rtlanal.c: Likewise.
1464 * tree-emultls.c (gen_emutls_addr): Update.
1465 * ipa-reference.c (analyze_function): Update.
1466 * cgraphunit.c (cgraph_analyze_function,
1467 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
1469 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
1470 (ipa_remove_reference): Likewise.
1471 (ipa_remove_all_refering): Rename to ...
1472 (ipa_remove_all_referring): ... this one; update.
1473 (ipa_dump_references): Update.
1474 (ipa_dump_referring): Update.
1475 (ipa_clone_references): Update.
1476 (ipa_clone_refering): Rename to ...
1477 (ipa_clone_referring): ... this one; update.
1478 (ipa_ref_cannot_lead_to_return): Update.
1479 (ipa_ref_has_aliases_p): Update.
1480 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
1482 (ipa_ref_type): Remove.
1483 (ipa_ref_ptr_u): Remove.
1484 (ipa_ref): Remove referencing, refered, refered_index, refering_type
1485 and refered_type; add referring, referred and referred_index.
1486 (ipa_ref_list): Rename refering to referring.
1487 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
1488 ipa_clone_references, ipa_clone_referring): Update prototypes.
1489 * lto-cgraph.c (referenced_from_other_partition_p): Update.
1490 (lto_output_ref): Update.
1491 (add_references): Update.
1492 (input_varpool_node): Update.
1493 (input_refs): Update.
1494 * ipa-ref-inline.h (ipa_ref_node): Update.
1495 (ipa_ref_varpool_node): Update.
1496 (ipa_ref_referring_node): Update.
1497 (ipa_ref_referring_varpool_node): Update.
1498 (ipa_ref_referring_ref_list): Update.
1499 (ipa_ref_referred_ref_list): Update.
1500 (ipa_ref_list_first_referring): Update.
1501 (ipa_empty_ref_list): Update.
1502 (ipa_ref_list_refering_iterate): Rename to ...
1503 (ipa_ref_list_referring_iterate): ... this one.
1504 * cse.c: Update comment.
1505 * ipa-utils.c (ipa_reverse_postorder): Update.
1506 * tree-ssa-alias.c: Update.
1507 * ipa-inline.c (reset_edge_caches): Update.
1508 (update_caller_keys): Update.
1509 * ipa-inline.h: Update comments.
1510 * jump.c: Update comment.
1511 * alias.c: Likewise.
1512 * ipa.c (process_references): Update.
1513 (cgraph_remove_unreachable_nodes): Likewise.
1514 (ipa_discover_readonly_nonaddressable_var): Likewise.
1515 (cgraph_address_taken_from_non_vtable_p): Likewise.
1516 * trans-mem.c (ipa_tm_execute): Update.
1517 * simplify-rtx.c: Fix comment.
1518 * rtl.c: Fix comment.
1519 * symtab.c (symtab_unregister_node): Update.
1520 * varpool.c (dump_varpool_node): Update.
1521 (varpool_analyze_pending_decls): Update.
1522 (assemble_aliases): Update.
1523 (varpool_for_node_and_aliases): Update.
1525 2012-04-18 Richard Guenther <rguenther@suse.de>
1527 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
1528 use_undefined_p parameter.
1529 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
1530 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
1532 (estimate_numbers_of_iterations): Likewise.
1533 (estimated_loop_iterations): Adjust.
1534 (max_loop_iterations): Likewise.
1535 (scev_probably_wraps_p): Likewise.
1536 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
1537 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
1538 not max_loop_iterations.
1539 (execute_vrp): Remove explicit number of iterations estimation.
1541 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
1543 * config/i386/linux-common.h: New.
1545 * config.gcc: Add i386/linux-common.h before
1546 all i386/linux.h and i386/linux64.h usages.
1548 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
1549 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
1550 * config/i386/gnu-user64.h: Likewise.
1552 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
1553 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
1554 (GNU_USER_TARGET_MATHFILE_SPEC): New.
1555 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
1557 2012-04-18 Jan Hubicka <jh@suse.cz>
1559 * cgraph.c (cgraph_node_name): Remove.
1560 (dump_cgraph_node): Use dump_symtab_base; reformat.
1561 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
1562 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
1564 (cgraph_node_name, varpool_node_name): Remove.
1565 (cgraph_node_asm_name, varpool_node_asm_name,
1566 cgraph_node_name, varpool_node_name): New.
1567 * tree-pass.h (TODO_dump_cgraph): Rename to ...
1568 (TODO_dump_symtab): ... this one.
1569 * ipa-cp (pass_ipa_cp): Update.
1570 * ia-reference.c (generate_summary, read_write_all_from_decl,
1571 propagate, ipa_reference_read_optimization_summary): Update.
1572 * cgraphunit.c (cgraph_analyze_functions): Update.
1573 (cgraph_optimize): Update.
1574 * ipa-ref.c (ipa_dump_references): Update.
1575 (ipa_dump_refering): Update.
1576 * ipa-inline.c (pass_ipa_inline): Update.
1577 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
1578 * ipa.c (pass_ipa_function_visibility,
1579 pass_ipa_whole_program_visibility): Update.
1580 * tree-sra.c (pass_early_ipa_sra): Update.
1581 * symtab.c: Include langhooks.h
1582 (symtab_node_asm_name): New.
1583 (symtab_node_name): New.
1584 (symtab_type_names): New static var.
1585 (dump_symtab_base): New.
1586 (dump_symtab_node, dump_symtab): New.
1587 (debug_symtab_node, debug_symtab): New.
1588 * tree-ssa-structalias.c: Dump symbol table.
1589 * pases.c (execute_todo): Handle TODO_dump_symtab instead
1590 of TODO_dump_cgraph.
1591 * varpoo.c (varpool_node_name): Remove.
1592 (dump_varpool_node): Use dump_symtab_base; reformat.
1594 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1596 * doc/invoke.texi (Language Independent Options): @item should be
1599 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
1602 * rtl.c (rtx_code_size): Handle ADDRESS.
1604 2012-04-17 Tom de Vries <tom@codesourcery.com>
1606 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
1609 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1612 * config/i386/sync.md (atomic_<code><mode>): Rename to
1613 atomic_<logic><mode>.
1615 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
1617 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
1618 * alias.c (reg_base_value): Expand and update comment.
1619 (arg_base_value): New variable.
1620 (unique_id): Move up file.
1621 (unique_base_value, unique_base_value_p, known_base_value_p): New.
1622 (find_base_value): Use arg_base_value and known_base_value_p.
1623 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
1624 (find_base_term): Use known_base_value_p.
1625 (base_alias_check): Use unique_base_value_p.
1626 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
1627 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
1629 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
1631 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
1633 2012-04-17 Michael Matz <matz@suse.de>
1635 PR tree-optimization/18437
1636 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
1637 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
1638 (vect_check_strided_load): Declare.
1639 * tree-vect-data-refs.c (vect_check_strided_load): New function.
1640 (vect_analyze_data_refs): Use it to accept strided loads.
1641 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
1643 2012-04-17 Richard Guenther <rguenther@suse.de>
1646 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
1647 loops when redirecting an entry or latch edge.
1649 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
1651 * sel-sched.c (sel_global_init): Revert previous change.
1653 2012-04-17 Richard Guenther <rguenther@suse.de>
1655 * tree-flow.h (array_at_struct_end_p): Move declaration ...
1656 * tree.h (array_at_struct_end_p): ... here.
1657 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
1658 * expr.c (array_at_struct_end_p): ... here. Rewrite.
1660 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
1662 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
1663 COST_TABLE): Remove.
1664 (estimate_case_costs): Remove.
1665 (expand_case): Do not call estimate_case_costs
1666 to set use_cost_table.
1667 (balance_case_nodes): Do not use use_cost_table.
1669 2012-04-16 Jan Hubicka <jh@suse.cz>
1671 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
1672 (hash_node, eq_node): Remove.
1673 (cgraph_create_node): Do not handle hashtable.
1674 (cgraph_get_node): Remove.
1675 (cgraph_insert_node_to_hashtable): Remove.
1676 (hash_node_by_assembler_name): Remove.
1677 (eq_assembler_name): Remove.
1678 (cgraph_node_for_asm): Rewrite.
1679 (cgraph_find_replacement_node): Break out from ...
1680 (cgraph_remove_node): ... here; do not maintain hashtables.
1681 (change_decl_assembler_name): Remove.
1682 (cgraph_clone_node): Do not maintain hashtables.
1683 * cgraph.h (const_symtab_node): New typedef.
1684 (cgraph_insert_node_to_hashtable): Remove.
1685 (symtab_get_node, symtab_node_for_asm,
1686 symtab_insert_node_to_hashtable): Declare.
1687 (cgraph_find_replacement_node): Declare.
1688 (cgraph_get_node, varpool_get_node): Turn into inlines.
1689 (cgraph, varpool): Work sanely on NULL pointers.
1690 (FOR_EACH_SYMBOL): New walker.
1691 * ipa-inline-transform.c (save_inline_function_body): Use
1692 symtab_insert_node_to_hashtable.
1693 * symtab.c: Include ggc.h and diagnostics.h
1694 (symtab_hash, assembler_name_hash): New static vars;
1695 (hash_node, eq_node, hash_node_by_assembler_name,
1696 eq_assembler_name, insert_to_assembler_name_hash,
1697 unlink_from_assembler_name_hash): New.
1698 (symtab_register_node): Update hashtables.
1699 (symtab_insert_node_to_hashtable): New.
1700 (symtab_unregister_node): Update hashtables.
1701 (symtab_get_node): New.
1702 (symtab_node_for_asm): New.
1703 (change_decl_assembler_name): New.
1704 * Makefile.in (symtab.o): Needs GTY.
1705 * varpool.c (varpool_hash): Remove.
1706 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
1707 (varpool_node): Rewrite using varpool_get_node.
1708 (varpool_remove_node): DO not maintain hashtables.
1709 (varpool_node_for_asm): Rewrite.
1711 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
1713 * doc/invoke.texi: Copy-edit to put verbs in the present tense
1714 when describing the current behavior of GCC.
1716 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
1718 * genemit.c (gen_exp): Remove ADDRESS handling.
1719 * genoutput.c (scan_operands): Likewise.
1720 * genpeep.c (match_rtx): Likewise.
1721 * genrecog.c (add_to_sequence): Likewise.
1723 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
1725 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
1727 2012-04-16 Martin Jambor <mjambor@suse.cz>
1729 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
1732 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
1735 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1736 hints for 'A' operand types.
1738 2012-04-16 Jan Hubicka <jh@suse.cz>
1740 * cgraph.h (symtab_node_base): Add next and previous pointers.
1741 (cgraph_node): Remove next and preivous pointers.
1742 (varpool_node): Likewise; remove next/previous GTY marker;
1743 it is not type safe.
1744 (symtab_node_def): Update GTY marker
1745 (x_cgraph_nodes, cgraph_nodes): Remove.
1746 (symtab_nodes): New function.
1747 (cgraph_order): Rename to ...
1748 (symtab_order): ... this one.
1749 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
1751 (x_varpool_nodes, varpool_nodes): Remove.
1752 (FOR_EACH_STATIC_VARIABLE): Update.
1753 (symtab_function_p, symtab_variable_p): New function.
1754 (FOR_EACH_VARIABLE): Update.
1755 (varpool_first_variable, varpool_next_variable): New functions.
1756 (FOR_EACH_VARIABLE): Update.
1757 (cgraph_first_defined_function): Update.
1758 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
1759 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
1760 (cgraph_first_function, cgraph_next_function): New.
1761 (FOR_EACH_FUNCTION): Update.
1762 (cgraph_first_function_with_gimple_body,
1763 cgraph_next_function_with_gimple_body): Update.
1764 * symtab.c: New file.
1765 * cgraph.c: Update copyright dates.
1766 (x_cgraph_nodes, cgraph_order): Remove.
1767 (NEXT_FREE_NODE): Update.
1768 (SET_NEXT_FREE_NODE): New.
1769 (cgraph_create_node_1): Remove common code.
1770 (cgraph_create_node): Remove common code; call symtab_register_node.
1771 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
1772 (cgraph_add_asm_node): Update.
1773 (cgraph_clone_node): Register new node.
1774 * cgraphunit.c (process_function_and_variable_attributes): Update.
1775 (cgraph_analyze_functions): Update.
1776 (cgraph_analyze_functions): Update.
1777 (cgraph_output_in_order): Update.
1778 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
1780 * ipa-inline.c (recursive_inlining): Update.
1781 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
1782 * ipa.c (cgraph_remove_unreachable_nodes): Update.
1783 * Makefile.in: Add symtab.o
1784 * varpool.c (x_varpool_nodes): Remove
1785 (varpool_node): Remove common code; call symtab_register_node.
1786 (varpool_remove_node): Remove common code; call symtab_unregister_node.
1788 2012-04-16 Richard Guenther <rguenther@suse.de>
1791 * tree.h (VECTOR_CST_NELTS): Adjust.
1792 (struct tree_vector): Add explicit length field.
1793 (make_vector_stat): Declare.
1794 (make_vector): Define.
1795 * tree.c (make_vector_stat): New function.
1796 (build_vector_stat): Use it.
1797 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
1799 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1801 PR tree-optimization/52976
1802 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
1803 (undistribute_ops_list): Ops with repeat counts aren't eligible for
1805 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
1807 2012-04-16 Jan Hubicka <jh@suse.cz>
1809 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
1811 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
1812 walkers to walk cgraph and varpool.
1813 * cgraph.c (cgraph_node_for_asm): Likewise.
1814 (dump_cgraph): Likewise.
1815 * value-prof.c (init_node_map): Likewise.
1816 * tree.c (free_lang_data_in_cgraph): Likewise.
1817 * tree-emutls.c: (ipa_lower_emutls): Likewise.
1818 * ipa-reference.c (generate_summary, propagate): Likewise.
1819 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
1820 cgraph_mark_functions_to_output, cgraph_output_in_order,
1821 output_weakrefs, cgraph_materialize_all_clones,
1822 cgraph_optimize): Likewise.
1823 * lto-cgraph.c (merge_profile_summaries): Likewise.
1824 (input_cgraph): Likewise.
1825 * ipa-pure-const.c (generate_summary): Likewise.
1826 (propagate): Likwise.
1827 * ipa-utils.c (ipa_reduced_postorder): Likewise.
1828 (ipa_free_postorder_info): Likewise.
1829 (ipa_reverse_postorder): Likewise.
1830 * ipa-inline.c (ipa_inline): Likewise.
1831 * matrix-reorg.c (find_matrices_decl): Likewise.
1832 (matrix_reorg): Likewise.
1833 * tree-vectorizer.c (increase_alignment): Likewise.
1834 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
1835 (function_and_variable_visibility): Likewise.
1836 (whole_program_function_and_variable_visibility): Likewise.
1837 (ipa_cdtor_merge): Likewise.
1838 * trans-mem.c (ipa_tm_execute): Likewise.
1839 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
1840 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
1841 (ipa_print_all_params): Likewise.
1842 (ipa_update_after_lto_read): Likewise.
1843 * tree-profie.c (tree_profiling): Likewise.
1844 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
1845 * passes.c (dump_passes): Likewise.
1846 (do_per_function): Likewise.
1847 (ipa_write_summaries): Likewise.
1848 * varpool.c (dump_varpool): Likewise.
1849 (varpool_node_for_asm): Likewise.
1850 (varpool_assemble_pending_decls): Likewise.
1852 2012-04-16 Richard Guenther <rguenther@suse.de>
1854 PR tree-optimization/52975
1855 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
1856 condition but always mark it with TRUTH_NOT_EXPR.
1858 2012-04-16 Richard Guenther <rguenther@suse.de>
1860 PR tree-optimization/52975
1861 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
1862 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
1863 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
1864 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
1866 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
1868 * config/i386/sse.md (ssse3_plusminus): New code iterator.
1869 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
1870 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
1871 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
1872 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
1873 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
1874 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
1876 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
1877 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
1878 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
1879 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
1880 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
1881 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
1883 (xop_plus): New code iterator.
1884 (macs): New code attribute.
1886 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
1887 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
1889 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
1890 xop_plus code iterator.
1891 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
1892 xop_plus code iterator.
1893 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
1894 xop_plus code iterator.
1895 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
1896 xop_plus code iterator.
1898 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
1899 any_extend code iterator.
1900 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
1901 any_extend code iterator.
1902 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
1903 any_extend code iterator.
1904 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
1905 any_extend code iterator.
1906 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
1907 any_extend code iterator.
1908 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
1909 any_extend code iterator.
1911 2012-04-14 Tom de Vries <tom@codesourcery.com>
1913 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
1914 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
1915 DELETED_LABEL note, and move it to ...
1916 * cfgrtl.c (delete_insn): ... here. Change return type to void.
1917 (delete_insn_and_edges): Likewise.
1918 (delete_insn_chain): Handle new return type of delete_insn. Delete
1919 chain backwards rather than forwards.
1920 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
1922 * cfglayout.c (fixup_reorder_chain): Delete unused label.
1924 2012-04-14 Jan Hubicka <jh@suse.cz>
1926 * cgraph.h: Update copyrights;
1927 (symtab_node): Turn to union typedef.
1928 (symtab_node_base): New structure.
1929 (symtab_type): Add SYMTAB_SYMBOL tag.
1930 (cgraph_node): Annotate some pinters with nested_ptr.
1931 (varpool_node): Likewise.
1932 (cgraph_local_info): Remove lto_file_data
1933 and externally_visible.
1934 (cgraph_node): Remove decl; same_comdat_group list;
1935 aux; ref_list; order; address_taken; reachable_from_other_parittion,
1936 in_other_partition; resolution.
1937 (varpool_node): Remove decl; same_comdat_group;
1938 ref_list; lto_file_data; aux; order; resolution; externally_visible;
1939 used_from_other_partition; in_other_partition.
1940 (symtab_node_def): New union.
1941 (cgraph, varpool): Update.
1942 (varpool_first_static_initializer, varpool_next_static_initializer,
1943 cgraph_only_called_directly_or_aliased_p,
1944 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
1945 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
1946 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
1948 * cgraph.c: Likewise.
1949 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
1950 * cgraphbuild.c: Likewise.
1951 * lto-symtab.c: Likewise.
1952 * c-gimplify.c: Likewise.
1953 * value-prof.c: Likewise.
1955 * ipa-cp.c: Likewise.
1956 * tree-emutls.c: Likewise.
1957 * ipa-inline-transform.c: Likwise.
1958 * ipa-reference.c: Likewise.
1959 * cgraphunit.c: Likewise.
1960 * ipa-ref.c: Likewise.
1961 * lto-cgraph.c: Likewise.
1962 * ipa-ref-inline.h: Likewise.
1963 * ipa-pure-const.c: Likewise.
1964 * lto-streamer-out.c: Likewise.
1965 * ipa-utils.c: Likewise.
1966 * ipa-inline.c: Likewise.
1967 * matrix-reorg.c: Likewise.
1968 * tree-eh.c: Likewise.
1969 * tree-vectorizer.c: Likewise.
1970 * ipa-split.c: Likewise.
1972 * trans-mem.c: Likewise.
1973 * ipa-inline-analysis.c: Likewise.
1974 * gimplify.c: Likewise.
1975 * cfgexpand.c: Likewise.
1976 * tree-sra.c: Likewise.
1977 * ipa-prop.c: Likewise.
1978 * varasm.c: Likewise.
1979 * tree-nested.c: Likewise.
1980 * tree-inline.c: Likewise.
1981 * tree-profile.c: Likewise.
1982 * tree-ssa-structalias.c: Likewise.
1983 * passes.c: Likewise.
1984 * varpool.c: Likewise.
1986 2012-04-14 Tom de Vries <tom@codesourcery.com>
1988 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
1989 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
1990 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
1992 (gsi_advance_fw_nondebug_nonlocal): New function.
1993 (local_def): Removed function.
1994 (same_succ_hash): Use stmt_local_def.
1995 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
1996 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
1998 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2000 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
2001 and __ILP32__ for x32.
2003 2012-04-13 Martin Jambor <mjambor@suse.cz>
2006 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
2007 fold_ctor_reference returns a zero constant.
2009 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
2011 * config.gcc: Add i386/gnu-user-common.h before all
2012 i386/gnu-user.h and i386/gnu-user64.h usages.
2014 * config/i386/gnu-user-common.h: New.
2016 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
2017 (CC1_SPEC): Likewise.
2018 (ENDFILE_SPEC): Likewise.
2019 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
2020 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
2021 (TARGET_OS_CPP_BUILTINS): Likewise.
2022 (LIBGCC2_HAS_TF_MODE): Likewise.
2023 (LIBGCC2_TF_CEXT): Likewise.
2024 (TF_SIZE): Likewise.
2025 (TARGET_ASM_FILE_END): Likewise.
2026 (STACK_CHECK_MOVING_SP): Likewise.
2027 (STACK_CHECK_STATIC_BUILTIN): Likewise.
2028 * config/i386/gnu-user64.h: Likewise.
2030 2012-04-13 Martin Jambor <mjambor@suse.cz>
2032 * expr.c (expand_expr_real_1): Pass type, not the expression, to
2033 set_mem_attributes for a memory temporary. Do not call the function
2034 for the memory temporary created for a bitfield.
2036 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2039 * df.h (enum debug_temp_where): New.
2040 (dead_debug_init, dead_debug_finish) Declare.
2041 (dead_debug_add, dead_debug_insert_temp): Declare.
2042 (struct dead_debug_use, struct dead_debug): Moved from...
2043 * df-problems.c: ... here.
2044 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
2046 (df_create_unused_note): Likewise.
2047 (df_set_dead_notes_for_mw): Move comment where it belongs.
2048 (dead_debug_init): Export.
2049 (dead_debug_reset_uses): New, factored out of...
2050 (dead_debug_finish): ...this. Export.
2051 (dead_debug_reset): Remove.
2052 (dead_debug_add): Export.
2053 (dead_debug_insert_before): Rename to...
2054 (dead_debug_insert_temp): ... this. Add where argument. Export.
2055 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
2056 Return insertion count.
2057 (df_note_bb_compute): Adjust.
2058 * dce.c (word_dce_process_block): Adjust dead debug uses.
2059 (dce_process_block): Likewise.
2061 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2063 * df-problems.c (df_note_bb_compute): Do not take note of
2064 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
2066 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2069 * var-tracking.c (expand_depth): New type.
2070 (onepart_aux, expand_loc_callback_data): Change depth type to it.
2071 (loc_exp_dep_alloc): Adjust initializer.
2072 (update_depth): Use new type. Add entryvals.
2073 (vt_expand_var_loc_chain): Take note of expansions with
2074 ENTRY_VALUEs, but don't accept them right away. Run an optional
2075 second pass accepting the minimum ENTRY_VALUE count found in the
2077 (vt_expand_loc_callback, INIT_ELCD): Adjust.
2079 2012-04-13 Tom de Vries <tom@codesourcery.com>
2081 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
2082 parameters vuse and vuse_escaped.
2083 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
2084 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
2087 2012-04-13 Richard Guenther <rguenther@suse.de>
2089 PR tree-optimization/52969
2090 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
2091 the condition for the COND_EXPR and handle predicate negation
2092 by swapping the COND_EXPR arms.
2094 2012-04-13 Nick Clifton <nickc@redhat.com>
2096 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
2097 TODO_dump_func flag.
2099 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
2101 PR rtl-optimization/52203
2102 PR rtl-optimization/52715
2104 Revert the 2012-03-07 fix for PR 52203.
2105 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
2106 the insn does not modify DFA right before issuing, adjust
2107 issue_rate accordingly.
2109 2012-04-13 Richard Guenther <rguenther@suse.de>
2112 * c-typeck.c (pointer_diff): Remove bogus assert.
2114 2012-04-13 Richard Guenther <rguenther@suse.de>
2117 * convert.c (convert_to_pointer): Remove special-casing of zero.
2119 2012-04-13 Joey Ye <joey.ye@arm.com>
2121 * config/arm/constraints.md (Pe): New constraint.
2122 * config/arm/arm.md: New split for imm 256-510.
2124 2012-04-13 Terry Guo <terry.guo@arm.com>
2126 * config/arm/arm-cores.def: Added core cortex-m0plus.
2127 * config/arm/arm-tune.md: Regenerated.
2128 * config/arm/arm-tables.opt: Regenerated.
2129 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
2131 2012-04-13 Alan Modra <amodra@gmail.com>
2134 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
2135 tie regs on destination of sets. Delete forward declaration.
2136 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
2137 (rs6000_emit_prologue): Likewise.
2138 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
2140 (is_mem_ref): Use tie_operand to recognise stack ties.
2141 * config/rs6000/predicates.md (tie_operand): New.
2142 * config/rs6000/rs6000.md (restore_stack_block): Generate new
2144 (restore_stack_nonlocal): Likewise.
2145 (stack_tie): Update.
2146 (frame_tie): Delete.
2148 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2150 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
2151 HOST_WIDE_INT_PRINT_DEC in format strings.
2153 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
2156 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
2157 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
2158 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
2159 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
2160 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
2161 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
2162 avx2_permvarv8si using VI4F_256 mode iterator.
2163 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
2164 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
2165 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
2166 gen_avx2_permvarv8sf.
2167 (expand_vec_perm_pshufb): Ditto.
2169 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2172 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
2173 the list of options to enable the FCFID instruction.
2174 (TARGET_EXTRA_BUILTINS): Adjust comment.
2176 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2178 PR tree-optimization/18589
2179 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
2180 (operand_entry): Add count field.
2181 (add_repeat_to_ops_vec): New function.
2182 (completely_remove_stmt): Likewise.
2183 (remove_def_if_absorbed_call): Likewise.
2184 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
2185 (acceptable_pow_call): New function.
2186 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
2187 entries with repeat counts when found.
2188 (repeat_factor_d): New struct and associated typedefs.
2189 (repeat_factor_vec): New static vector variable.
2190 (compare_repeat_factors): New function.
2191 (get_reassoc_pow_ssa_name): Likewise.
2192 (attempt_builtin_powi): Likewise.
2193 (reassociate_bb): Call attempt_builtin_powi.
2194 (fini_reassoc): Two new calls to statistics_counter_event.
2196 2012-04-12 Richard Guenther <rguenther@suse.de>
2198 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
2199 * cgraph.h (tree_rest_of_compilation): Remove.
2200 * cgraph.c (cgraph_add_new_function): Move ...
2201 * cgraphunit.c (cgraph_add_new_function): ... here.
2202 (tree_rest_of_compilation): Make static.
2203 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
2204 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
2205 gate_all_early_local_passes, execute_all_early_local_passes,
2206 pass_early_local_passes, gate_all_early_optimizations,
2207 pass_all_early_optimizations): Move ...
2208 * passes.c (gate_all_optimizations, pass_all_optimizations,
2209 gate_all_early_local_passes, execute_all_early_local_passes,
2210 pass_early_local_passes, gate_all_early_optimizations,
2211 pass_all_early_optimizations): ... here.
2212 * tree-optimize.c (execute_free_datastructures): Remove.
2213 * tree-flow.h (execute_free_datastructures): Remove.
2214 * tree-optimize.c (execute_init_datastructures,
2215 pass_init_datastructures): Move ...
2216 * tree-ssa.c (execute_init_datastructures,
2217 pass_init_datastructures): ... here.
2218 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
2219 execute_free_datastructures.
2221 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
2223 * dbgcnt.def (ira_move): New counter.
2224 * ira-int.h (ira_create_new_reg): Declare function.
2225 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
2226 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
2227 no longer static. All callers changed.
2228 * ira.c: Include "dbgcnt.h".
2229 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
2230 move_unallocated_pseudos): New static functions.
2231 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
2232 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
2233 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
2234 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
2235 to the pseudos generated in find_moveable_pseudos.
2236 * Makefile.in (ira.o): Add $(DBGCNT_H).
2238 2012-04-12 Richard Guenther <rguenther@suse.de>
2240 PR tree-optimization/52943
2241 * tree-chrec.h (chrec_is_positive): Remove.
2242 * tree-scalar-evolution.c (chrec_is_positive): Move ...
2243 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
2244 Return false for a constant zero instead of negative.
2245 (analyze_siv_subscript_cst_affine): Handle zero difference
2246 in the initial condition explicitely.
2248 2012-04-12 Richard Guenther <rguenther@suse.de>
2250 * tree-parloops.c (parallelize_loops): Also consult the upper
2251 bound for the number of iterations.
2252 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2253 (loop_prefetch_arrays): Likewise.
2255 2012-04-12 Richard Guenther <rguenther@suse.de>
2257 * cfgloop.h (estimated_loop_iterations_int): Ditch
2258 'conservative' parameter.
2259 (max_stmt_executions_int): Likewise.
2260 (estimated_loop_iterations): Likewise.
2261 (max_stmt_executions): Likewise.
2262 (max_loop_iterations): Declare.
2263 (max_loop_iterations_int): Likewise.
2264 (estimated_stmt_executions): Likewise.
2265 (estimated_stmt_executions_int): Likewise.
2266 * tree-ssa-loop-niter.c (estimated_loop_iterations):
2268 (max_loop_iterations): ... this.
2269 (estimated_loop_iterations_int): Split parts to ...
2270 (max_loop_iterations_int): ... this.
2271 (max_stmt_executions_int): Split parts to ...
2272 (estimated_stmt_executions_int): ... this.
2273 (max_stmt_executions): Split parts to ...
2274 (estimated_stmt_executions): ... this.
2275 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
2276 * predict.c (predict_loops): Likewise.
2277 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
2278 (analyze_siv_subscript_cst_affine): Likewise.
2279 (compute_overlap_steps_for_affine_1_2): Likewise.
2280 (analyze_subscript_affine_affine): Likewise.
2281 (init_omega_for_ddr_1): Likewise.
2282 * tree-parloops.c (parallelize_loops): Likewise.
2283 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2284 (may_eliminate_iv): Likewise.
2285 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2286 (loop_prefetch_arrays): Likewise.
2287 * tree-vrp.c (adjust_range_with_scev): Likewise.
2289 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
2291 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
2292 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
2294 (dump_table): Use bool type for need_align and have_df variables.
2295 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
2296 (regs_used): Remove register modifier.
2297 (barrier_align): Move variables slot, credit, jump_to_next
2298 into if block above for loop. Use bool type for jump_to_next.
2299 (sh_function_arg): Use NULL_RTX instead of 0.
2301 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
2303 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
2304 (bswapsi2): New expander.
2306 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2308 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
2309 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
2311 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2313 PR rtl-optimization/52876
2314 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
2315 Don't call mark_reg_pointer for incompatible pointer sign extension.
2317 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
2320 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
2322 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
2323 comparisons against TYPE_PRECISION.
2324 * tree-ssa-forwprop.c (combine_conversions): Likewise.
2326 2012-04-11 Xinliang David Li <davidxl@google.com>
2328 * tree-passes.h: Remove TODO_dump_func.
2329 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
2330 * trans-mem.c: Remove TODO_dump_func.
2331 * ira.c: Remove TODO_dump_func.
2333 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2335 * config/i386/i386.c (ix86_option_override_internal): Check
2336 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
2337 after TARGET_64BIT is updated.
2339 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2341 * config/sh/sh.h: Remove old secondary reload code.
2343 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2345 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
2346 (ready_reorder): ... this function.
2348 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
2350 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
2353 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
2354 insns so that no other insn is queued for a time before them.
2356 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
2359 2012-04-11 Richard Guenther <rguenther@suse.de>
2362 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2363 consider loop nesting.
2364 (evolution_function_is_univariate_p): Properly check the remainder
2367 2012-04-11 Richard Guenther <rguenther@suse.de>
2370 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
2372 2012-04-11 Nick Clifton <nickc@redhat.com>
2374 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
2375 information, if requested.
2377 * config/rx/rx.c (rx_expand_prologue): Likewise.
2379 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
2380 Michael Matz <matz@suse.de>
2383 * rtlanal.c (unsigned_reg_p): New function.
2384 Update copyright notice dates.
2385 * rtl.h (unsigned_reg_p): Prototype it.
2386 Update copyright notice dates.
2387 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
2389 * expr.c (expand_expr_real_1): Set register attributes.
2390 * stmt.c (expand_case): Likewise.
2392 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2395 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
2396 consider_sh2a and allow_zero.
2397 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
2398 (disp_addr_displacement): New function.
2399 (sh_address_cost): Use disp_addr_displacement function instead
2400 of DISP_ADDR_OFFSET.
2401 (sh_legitimate_address_p): Adapt to changed
2402 sh_legitimate_index_p declaration.
2403 (sh_find_mov_disp_adjust): Remove HImode check.
2404 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
2405 disp_addr_displacement and max_mov_insn_displacement.
2406 (max_mov_insn_displacement): Remove HImode check.
2407 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
2408 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
2409 * config/sh/constraints.md (K05, K13): New constraints.
2410 (K12): Correct comment.
2411 (Sdd): Do not use DISP_ADDR_P macro.
2412 (Snd, Sbw): Use satisfies_constraint_Sdd.
2413 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
2414 (*extendhisi2_compact, movhi_i): Remove.
2415 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
2416 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
2417 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
2418 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
2419 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
2420 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
2421 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
2423 Add new peepholes for HImode displacement addressing.
2425 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2427 * config/sh/sh.h (SIDI_OFF): Remove.
2428 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
2429 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
2432 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
2435 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
2436 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
2437 * doc/md.texi (Standard Names): Add bswap.
2438 * builtin-types.def (BT_UINT16): New primitive type.
2439 (BT_FN_UINT16_UINT16): New function type.
2440 * builtins.def (BUILT_IN_BSWAP16): New.
2441 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
2442 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
2443 expand_builtin_bswap.
2444 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
2445 (fold_builtin_1): Likewise.
2446 (is_inexpensive_builtin): Likewise.
2447 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
2448 missing bits for bswap to libcall code.
2449 * tree.c (build_common_tree_nodes): Build uint16_type_node.
2450 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
2451 (uint16_type_node): New define.
2452 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
2453 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
2455 (rs6000_init_builtins): Likewise.
2456 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
2458 2012-04-11 Tristan Gingold <gingold@adacore.com>
2460 * doc/extend.texi (Type Attributes): Move paragraph.
2462 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
2465 * diagnostic.h (show_caret): Declare.
2466 (caret_max_width): Declare.
2467 (diagnostic_show_locus): Declare.
2468 * diagnostic.c (diagnostic_initialize): Initialize to false.
2469 (diagnostic_show_locus): New.
2470 (diagnostic_report_diagnostic): Call it.
2471 (getenv_columns): New.
2473 (diagnostic_set_caret_max_width): New.
2474 * input.c (read_line): New.
2475 (location_get_source_line): New.
2476 * input.h (location_get_source_line): Declare.
2477 * toplev.c (general_init): Initialize show_caret from options.
2478 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
2479 * opts.c (common_handle_option): Likewise.
2480 * pretty-print.h (pp_get_prefix): New.
2481 (pp_base_get_prefix): New.
2482 * common.opt (fdiagnostics-show-caret): New option.
2483 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
2485 2012-04-11 Richard Guenther <rguenther@suse.de>
2487 PR rtl-optimization/52881
2488 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
2490 2012-04-11 Richard Guenther <rguenther@suse.de>
2492 PR tree-optimization/52912
2493 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
2494 manipulation code we are threading through a loop header
2495 to an exit destination.
2497 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2499 * tree.h (warn_if_unused_value): Move declaration from here.
2500 * stmt.c (warn_if_unused_value): Move definition from here.
2502 2010-04-10 Michael Matz <matz@suse.de>
2504 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
2506 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
2507 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
2508 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
2509 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
2510 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
2511 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
2512 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
2513 (vect_record_strided_load_vectors): Rename to
2514 vect_record_grouped_load_vectors.
2515 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
2516 Rename use of above macros.
2517 (vect_verify_datarefs_alignment): Ditto.
2518 (vector_alignment_reachable_p): Ditto.
2519 (vect_peeling_hash_get_lowest_cost): Ditto.
2520 (vect_enhance_data_refs_alignment): Ditto.
2521 (vect_analyze_group_access): Ditto and rename stride to groupsize.
2522 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
2523 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
2524 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
2525 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
2526 (vect_record_strided_load_vectors): Rename to
2527 vect_record_grouped_load_vectors.
2528 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
2529 (destroy_loop_vec_info): Ditto.
2530 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
2531 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
2532 (vect_analyze_slp): Ditto.
2533 (new_bb_vec_info): Ditto.
2534 (destroy_bb_vec_info): Ditto.
2535 (vect_schedule_slp_instance): Ditto and rename strided_store to
2537 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
2538 vect_cost_group_size.
2539 (vect_model_store_cost): Rename use of above macros and call
2540 to vect_cost_strided_group_size.
2541 (vect_model_load_cost): Ditto.
2542 (vectorizable_store): Ditto, rename strided_store to grouped_store
2543 and calls to renamed tree-vectorizer.h functions.
2544 (vectorizable_load): Ditto.
2545 (vect_transform_stmt): Rename use of above macros and strided_store
2548 2012-04-10 Jan Hubicka <jh@suse.cz>
2550 * cgraph.h: Remove misledaing comment on ipa-ref.h.
2551 (symtab_type): New enum.
2552 (symtab_node): New structure.
2553 (cgraph_node, varpool_node): Add symbol base type.
2554 (cgraph, varpool): New accestor functions.
2555 * cgraph.c (cgraph_create_node_1): Set symbol type.
2556 * varpool.c (varpool_node): Set symbol type.
2558 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2559 Richard Sandiford <rdsandiford@googlemail.com>
2561 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
2563 2012-04-10 Richard Guenther <rguenther@suse.de>
2566 * gimple-low.c (gimple_check_call_args): Properly account for
2567 compatible aggregate types.
2569 2012-04-10 Richard Guenther <rguenther@suse.de>
2571 * toplev.h (tree_rest_of_compilation): Remove.
2572 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2573 * cgraph.h (tree_rest_of_compilation): Declare.
2574 * tree-optimize.c (tree_rest_of_compilation): Move ...
2575 * cgraphunit.c (tree_rest_of_compilation): ... here.
2576 * cgraph.c (cgraph_add_new_function): Adjust.
2577 * Makefile.in (tree-optimize.o): Adjust.
2578 (cgraphunit.o): Likewise.
2580 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2582 PR tree-optimization/52870
2583 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
2584 presumed pattern statement is within the same loop or basic block.
2586 2012-04-10 Tristan Gingold <gingold@adacore.com>
2588 * gengtype.c (main): Make uintptr_t a known type.
2590 2012-04-10 Richard Guenther <rguenther@suse.de>
2592 * tree-pass.h (tree_lowering_passes): Remove.
2593 * tree-optimize.c (tree_lowering_passes): Remove.
2594 * cgraph.c (cgraph_add_new_function): Inline relevant parts
2595 of tree_lowering_passes, avoid redundant call of early local passes.
2596 * cgraphunit.c (cgraph_lower_function): Fold into ...
2597 (cgraph_analyze_function): ... its single caller. Inline
2598 relevant parts of tree_lowering_passes.
2600 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
2603 * config/pa/pa.opt: Remove SIO and GNU_LD.
2605 2012-04-09 Jan Hubicka <jh@suse.cz>
2610 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
2611 boundary, add its target too.
2612 * lto.c (add_references_to_partition): Add also aliased nodes.
2613 (add_cgraph_node_to_partition,
2614 add_varpool_node_to_partition): Work on nodes, not functions/variables;
2615 when adding alias, add also the aliased object.
2617 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
2620 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
2621 VOIDmode immediate operands.
2622 * config/i386/constraints.md (Wz): New constraint.
2623 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
2625 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
2628 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
2629 the DECL generated for the special GOT helper.
2631 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
2633 * config/sh/constraints.md: Update list of constraints in
2635 (Sr0): Remove unused memory constraint.
2637 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2639 * tree-pretty-print.h: Update comment.
2641 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
2643 * config/sh/sh.md: Use braced string notation where applicable.
2644 (*prefetch_i4, prefetch_m2a): Merge into ...
2645 (*prefetch): ... this new insn.
2647 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
2649 * config/sh/sh.h (high_life_started): Remove
2650 * config/sh/predicates.md (general_movdst_operand): Use
2651 'reload_in_progress' instead of 'high_life_started'.
2652 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
2653 divsi_inv_fp): Likewise.
2655 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
2657 * config/sh/sh-protos.h (prepare_move_operands): Return void
2659 * config/sh/sh.c (prepare_move_operands): Likewise.
2660 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
2662 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
2664 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
2665 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
2666 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
2667 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
2668 commutative_float_operator, noncommutative_float_operator,
2669 sh_handle_pragma): Remove.
2671 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
2673 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
2674 Use @option markup on command-line options. Use @samp markup on
2675 literal keywords to options. Use @code markup on code fragments.
2676 Use other markup in preference to quotation marks in the text.
2677 Add markup to some passages without any.
2679 2012-04-06 Mike Stump <mikestump@comcast.net>
2681 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
2683 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
2685 * config/sh/sh.c (hi_const): Remove.
2686 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
2689 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
2691 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
2693 * config/sh/sh.c (sh_expand_t_scc): Likewise.
2694 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
2695 calling sh_expand_t_scc.
2697 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
2699 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
2700 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
2701 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
2702 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
2703 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
2704 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
2705 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
2706 sh2a_is_function_vector_call): Use bool as return type.
2707 (sh_pass_in_reg_p): Remove.
2708 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
2709 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
2710 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
2711 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
2712 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
2713 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
2714 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
2715 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
2716 sh_loads_bankedreg_p): Use bool as return type.
2717 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
2718 'register' modifier.
2720 2012-04-06 Matt Turner <mattst88@gmail.com>
2722 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
2724 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
2726 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
2727 of the destination isn't also a FP_REGS register.
2729 2012-04-05 Teresa Johnson <tejohnson@google.com>
2730 H.J. Lu <hongjiu.lu@intel.com>
2732 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
2733 * config/i386/i386.md (move immediate to memory peephole2):
2734 Add cases for HImode move when LCP stall avoidance is needed.
2735 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2736 X86_TUNE_LCP_STALL entry.
2738 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
2741 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
2742 CONST_INT operands, zero-extended with AND.
2744 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
2747 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
2748 first argument instead of mode size. Move displacement calculations
2750 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
2751 ... these new functions.
2752 (disp_adjust): Remove max_mov_disp field.
2753 (sh_legitimate_index_p): Use max_mov_insn_displacement and
2754 mov_insn_alignment_mask.
2755 (sh_address_cost): Use max_mov_insn_displacement.
2757 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
2759 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
2760 (arch_enabled): Handle new arch types.
2761 (one_cmpldi2): Add NEON support.
2763 2012-04-05 Richard Guenther <rguenther@suse.de>
2765 * gimple.c (walk_gimple_op): Compute val_only for the LHS
2766 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
2767 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
2768 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
2769 ... here and make static.
2770 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
2773 2012-04-05 Richard Guenther <rguenther@suse.de>
2775 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
2776 basic-block before removing it.
2778 2012-04-05 Richard Guenther <rguenther@suse.de>
2780 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
2781 version namespace as we release the freelist.
2783 2012-04-05 Richard Guenther <rguenther@suse.de>
2785 * tree-nrv.c (tree_nrv): Release VDEFs.
2786 * tree-sra.c (sra_modify_constructor_assign): Likewise.
2787 (sra_modify_assign): Likewise.
2788 * tree-vect-stmts.c (vect_remove_stores): Likewise.
2789 * tree-vect-loop.c (vect_transform_loop): Likewise.
2790 * tree-ssa-dom.c (optimize_stmt): Likewise.
2791 * tree-vect-slp.c (vect_schedule_slp): Likewise.
2792 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
2794 2012-04-05 Richard Guenther <rguenther@suse.de>
2796 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
2798 * gimple.h (gsi_remove): Adjust.
2799 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
2800 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
2801 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2802 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
2803 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
2804 * tree-ssa-pre.c (eliminate): Likewise.
2806 2012-04-04 Mike Stump <mikestump@comcast.net>
2808 * doc/rtl.texi (const_double): Document as sign-extending.
2809 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
2810 * emit-rtl.c (immed_double_int_const): Refine to state the
2812 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
2813 CONST_DOUBLE integers.
2814 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
2815 negative values are converted. Fix conversions bigger than
2816 HOST_BITS_PER_WIDE_INT.
2817 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
2818 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
2819 * explow.c (plus_constant_mode): Add.
2820 (plus_constant): Implement with plus_constant_mode.
2821 * rtl.h (plus_constant_mode): Add.
2823 2012-04-04 Richard Guenther <rguenther@suse.de>
2825 PR tree-optimization/52808
2826 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
2827 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
2829 2012-04-04 Tristan Gingold <gingold@adacore.com>
2831 * expr.c (expand_expr_real_2): Handle larger sizetype in
2834 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2836 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
2837 to m2a-single instead of m2e.
2839 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2841 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2842 Change type of BITOFFSET to signed. Make sure the lower bound of
2843 the computed range is non-negative by adjusting OFFSET and BITPOS.
2844 (expand_assignment): Adjust call to get_bit_range.
2846 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
2848 * h8300/h8300.c (h8300_current_function_monitor_function_p):
2849 New function. Added to check monitor functions.
2850 (h8300_option_override): Modified to generate error/warning
2851 messages for invalid combinations of different command line
2853 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
2854 save EXR on stack for monitor function in case of H8S target
2855 when "-mno-exr" is passed.
2856 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
2858 * doc/invoke.texi: Document H8S options.
2860 2012-04-03 Tristan Gingold <gingold@adacore.com>
2862 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
2863 of gcc_AC_FUNC_MMAP_BLACKLIST.
2864 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
2865 * Makefile.in (aclocal_deps): Add mmap.m4.
2866 * configure: Regenerate.
2867 * aclocal.m4: Regenerate.
2869 2012-04-03 Richard Guenther <rguenther@suse.de>
2871 PR tree-optimization/52808
2872 * tracer.c (tail_duplicate): Return whether we have duplicated
2874 (tracer): If we have duplicated any block, cleanup the CFG.
2875 * cfghooks.c (duplicate_block): If we duplicated a loop
2876 header but not its loop, destroy the loop because it now has
2878 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
2879 the cfg manipulation routines we are not creating a multiple
2882 2012-04-03 Tristan Gingold <gingold@adacore.com>
2884 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
2886 (vms_c_common_override_options): Allow parameterless variadic
2889 2012-04-03 Jakub Jelinek <jakub@redhat.com>
2891 PR tree-optimization/52835
2892 * tree-data-ref.c (build_rdg): Return NULL if
2893 compute_data_dependences_for_loop failed.
2895 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2897 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
2898 for REAL_CST as well.
2899 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
2900 In the bitfield case, if the value is a REAL_CST, convert it first to
2903 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
2905 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
2906 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
2907 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
2909 * config/i386/biarchx32.h: New.
2911 2012-04-02 Anatoly Sokolov <aesok@post.ru>
2913 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
2914 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2915 (arm_preferred_reload_class): New function.
2917 2012-04-02 Richard Guenther <rguenther@suse.de>
2919 PR tree-optimization/52756
2920 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
2921 (thread_through_loop_header): After threading through the loop latch
2922 remove the split part from the loop and clear further threading
2923 opportunities that would create a multiple entry loop.
2925 2012-04-02 Richard Guenther <rguenther@suse.de>
2927 PR rtl-optimization/52800
2928 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
2929 CLEANUP_CFG_CHANGED.
2931 2012-04-02 Richard Guenther <rguenther@suse.de>
2934 * loop-init.c (gate_handle_loop2): Destroy loops here if
2935 we don't enter RTL loop optimizers.
2937 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
2940 2012-03-29 Richard Guenther <rguenther@suse.de>
2942 * rtl.h (extended_count): Remove.
2943 * combine.c (extended_count): Remove.
2945 2012-04-02 Dodji Seketeli <dodji@redhat.com>
2948 * pt.c (more_specialized_fn): Don't apply decay conversion to
2949 types of function parameters.
2951 2012-04-02 Tristan Gingold <gingold@adacore.com>
2953 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
2954 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
2955 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
2956 (ggc_pch_this_base): Use uintptr_t instead of size_t.
2958 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
2961 * config/i386/i386.c (ix86_option_override_internal): Don't
2962 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
2964 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
2966 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
2967 (stmt_can_make_abnormal_goto): Use it.
2968 (is_ctrl_altering_stmt): Likewise.
2970 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
2971 Kaz Kojima <kkojima@gcc.gnu.org>
2973 * config/sh/sh.c (push_regs): Skip banked registers when
2974 resbank attribute is specified.
2975 (sh_expand_epilogue): Likewise.
2977 2012-03-30 Richard Henderson <rth@redhat.com>
2980 * combine-stack-adj.c (prev_active_insn_bb): New.
2981 (next_active_insn_bb): New.
2982 (force_move_args_size_note): New.
2983 (combine_stack_adjustments_for_block): Use it.
2985 2012-03-30 Richard Henderson <rth@redhat.com>
2987 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
2988 (ix86_expand_vector_init_duplicate): Initialize it.
2989 (expand_vec_perm_palignr): Likewise.
2990 (ix86_expand_vec_perm_const): Likewise.
2991 (ix86_vectorize_vec_perm_const_ok): Likewise.
2992 (expand_vec_perm_blend): Use it.
2993 (expand_vec_perm_vpermil): Likewise.
2994 (expand_vec_perm_pshufb): Likewise.
2995 (expand_vec_perm_1): Likewise.
2996 (expand_vec_perm_pshuflw_pshufhw): Likewise.
2997 (expand_vec_perm_interleave2): Likewise.
2998 (expand_vec_perm_vpermq_perm_1): Likewise.
2999 (expand_vec_perm_vperm2f128): Likewise.
3000 (expand_vec_perm_interleave3): Likewise.
3001 (expand_vec_perm_vperm2f128_vblend): Likewise.
3002 (expand_vec_perm_vpshufb2_vpermq): Likewise.
3003 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
3004 (expand_vec_perm_broadcast): Likewise.
3005 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
3007 2012-03-30 Richard Henderson <rth@redhat.com>
3009 * dwarf2out.c (gen_variable_die): Initialize off.
3011 2012-03-30 Tristan Gingold <gingold@adacore.com>
3013 * config/vms/vms-f.c: New file.
3014 * config/vms/t-vms (vms-f.o): New rule.
3015 * config.gcc (*-*-*vms*): Define fortran_target_objs.
3017 2012-03-30 Richard Guenther <rguenther@suse.de>
3019 PR tree-optimization/52754
3020 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3021 propagate arbitrary addresses into really plain dereferences.
3023 2012-03-30 Richard Guenther <rguenther@suse.de>
3026 * except.c (emit_to_new_bb_before): Move loop updating ...
3027 (dw2_build_landing_pads): ... here. Use a proper block for
3028 querying the loop father.
3030 2012-03-30 Tristan Gingold <gingold@adacore.com>
3032 * config/ia64/ia64.c (ia64_section_type_flags): Remove
3033 common_object attribute handling.
3034 (SECTION_VMS_OVERLAY): Remove
3035 (ia64_vms_common_object_attribute): Replace abort with an assert.
3036 Do not set DECL_SECTION_NAME.
3037 (ia64_vms_output_aligned_decl_common): Handle common_object
3039 (ia64_vms_elf_asm_named_section): Remove.
3040 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
3042 2012-03-30 Richard Guenther <rguenther@suse.de>
3045 * double-int.c (rshift_double): Remove not needed cast.
3047 2012-03-30 Richard Guenther <rguenther@suse.de>
3049 * tree-affine.h (print_aff): Remove.
3050 * tree-affine.c (print_aff): Make static.
3051 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
3052 (get_references_in_stmt): Likewise.
3053 (print_direction_vector): Likewise.
3054 (print_dir_vectors): Likewise.
3055 (print_dist_vectors): Likewise.
3056 (dump_subscript): Likewise.
3057 (dump_ddrs): Likewise.
3058 (dump_dist_dir_vectors): Likewise.
3059 (dump_data_references): Likewise.
3060 (dump_data_dependence_relation): Likewise.
3061 (dump_data_dependence_direction): Likewise.
3062 (dump_rdg_vertex): Likewise.
3063 (dump_rdg_component): Likewise.
3064 (debug_ddrs): Declare.
3065 (struct data_ref_loc_d): Move ...
3066 * tree-data-ref.c (struct data_ref_loc_d): ... here.
3067 (get_references_in_stmt): Make static.
3068 (dump_data_references): Likewise.
3069 (dump_subscript): Likewise.
3070 (print_direction_vector): Likewise.
3071 (print_dir_vectors): Likewise.
3072 (print_dist_vectors): Likewise.
3073 (dump_data_dependence_relation): Likewise.
3074 (dump_dist_dir_vectors): Likewise.
3075 (dump_ddrs): Likewise.
3076 (dump_rdg_vertex): Likewise.
3077 (dump_rdg_component): Likewise.
3078 (debug_ddrs): New function.
3079 (access_matrix_get_index_for_parameter): Remove.
3081 2012-03-30 Tristan Gingold <gingold@adacore.com>
3083 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
3084 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
3085 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
3086 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
3087 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
3088 (vms_patch_builtins): Handle new flags
3089 * config/vms/vms-crtlmap.map: Completed using nm on
3090 c and math system libraries.
3091 * config/vms/make-crtlmap.awk: Handle any number of flags.
3093 2012-03-30 Martin Jambor <mjambor@suse.cz>
3095 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3096 is a builtin_stack_save in a dominating BB.
3098 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3100 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3101 crossing 128bit lane boundary.
3103 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3105 * ira-color.c (setup_left_conflict_sizes_p): Process all
3106 conflicting objects.
3108 2012-03-29 Jakub Jelinek <jakub@redhat.com>
3110 PR tree-optimization/52760
3111 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
3112 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
3114 2012-03-29 Richard Guenther <rguenther@suse.de>
3116 * cgraph.h (cgraph_materialize_all_clones): Remove.
3117 (reset_inline_failed): Likewise.
3118 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
3119 * cgraphbuild.c (reset_inline_failed): Remove.
3120 * rtl.h (cse_main): Remove.
3121 (extended_count): Likewise.
3122 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
3123 (cse_main): Make static.
3124 * combine.c (extended_count): Remove.
3125 (dump_combine_stats): Mark as DEBUG_FUNCTION.
3126 * basic-block.h (reorder_basic_blocks): Remove.
3127 * bb-reorder.c (reorder_basic_blocks): Make static.
3128 * Makefile.in (dse.o): Remove dse.h dependency.
3130 * dse.c (gate_dse): Remove.
3131 (clear_alias_mode_eq): Likewise.
3132 (clear_alias_mode_hash): Likewise.
3133 (dse_record_singleton_alias_set): Likewise.
3134 (dse_invalidate_singleton_alias_set): Likewise.
3136 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
3138 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
3139 crtbegin_so%O%s for -shared.
3140 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
3142 2012-03-29 Richard Guenther <rguenther@suse.de>
3144 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
3145 (add_to_value): Remove.
3146 (print_value_expressions): Likewise.
3147 * tree-ssa-pre.c (add_to_value): Make static.
3148 (print_value_expressions): Likewise.
3149 * gimple.h (gimple_adjust_this_by_delta): Remove.
3150 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
3152 2012-03-29 Richard Guenther <rguenther@suse.de>
3155 * double-int.h (rshift_double): Remove.
3156 * double-int.c (lshift_double): Use absu_hwi to make count positive.
3157 (rshift_double): Make static, take unsigned count argument,
3158 remove handling of negative count argument.
3159 (double_int_rshift): Dispatch to lshift_double.
3161 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
3163 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
3166 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
3167 (SPEC_X32): Likewise.
3168 (MULTILIB_DEFAULTS): Likewise.
3170 * config/i386/i386.c (isa_opts): Remove -m64.
3171 (ix86_target_string): Properly handle -m32/-m64/-mx32.
3172 (ix86_option_override_internal): Properly
3173 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
3174 handle -m32, -m64 and -mx32.
3176 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
3177 with OPTION_ABI_X32. Moved after TARGET_LP64.
3178 (TARGET_LP64): Changed to OPTION_ABI_64.
3180 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
3181 (mx32): Replace ISA_X32 with ABI_X32.
3183 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
3185 * tree.c (tree_size) <VECTOR_CST>: New case.
3187 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
3189 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
3190 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
3192 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3195 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3196 __builtin_va_start to __builtin_next_arg if the latter is
3197 builtin_decl_explicit_p rather than when it is not.
3200 * tree-vect-generic.c (vector_element): Perform multiplication
3201 for pos in bitsizetype type instead of idx type.
3203 2012-03-28 Richard Guenther <rguenther@suse.de>
3205 * loop-init.c (loop_optimizer_init): If loops are preserved
3206 perform incremental initialization of required loop features.
3207 (loop_optimizer_finalize): If loops are to be preserved only
3208 clean up optional loop features.
3209 (rtl_loop_done): Forcefully free loops here.
3210 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
3211 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
3213 (construct_init_block): Likewise.
3214 (construct_exit_block): Likewise.
3215 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
3216 the CFG after expanding.
3217 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
3218 If we needed to calculate them, free them afterwards.
3219 * tree-pass.h (PROP_loops): New define.
3220 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
3221 * basic-block.h (CLEANUP_CFG_CHANGED): New.
3222 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
3223 (cleanup_cfg): If we did something and have loops around, fix them up.
3224 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
3225 with CLEANUP_CFG_CHANGED.
3226 * cfghooks.c (merge_blocks): If we merge a loop header into
3227 its predecessor, update the loop structure.
3228 (duplicate_block): If we copy a loop latch, adjust loop state
3229 to note we may have multiple latches.
3230 (delete_basic_block): Mark loops for fixup if we remove a loop.
3231 * cfganal.c (forwarder_block_p): Protect loop latches, headers
3233 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
3234 (cfg_layout_can_merge_blocks_p): Likewise.
3235 * cprop.c (bypass_block): If we create a loop with multiple
3236 entries, mark it for removal.
3237 * except.c (emit_to_new_bb_before): Add the new basic-block
3239 * tree-eh.c (lower_resx): Likewise.
3240 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
3241 (expand_omp_taskreg): Likewise.
3242 * tree-inline.c (initialize_cfun): Likewise.
3243 * tree-mudflap.c (add_bb_to_loop): Prototype.
3244 (mf_build_check_statement_for): Properly add new basic-blocks
3246 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
3247 if we remove a loop.
3248 (thread_through_loop_header): Likewise.
3249 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
3250 new basic-blocks to existing loops.
3251 (expand_transaction): Likewise.
3252 * Makefile.in (except.o): Add $(CFGLOOP_H).
3254 (cgraph.o): Likewise.
3255 (cprop.o): Likewise.
3256 (cfgexpand.o): Likewise.
3257 (cfganal.o): Likewise.
3258 (trans-mem.o): Likewise.
3259 (tree-eh.o): Likewise.
3261 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3264 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3265 (avr_builtin_decl): New static function.
3266 (struct avr_builtin_description, avr_bdesc): Move up.
3267 Add GTY marker. Add field fndecl. Remove redundant field id.
3268 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3269 (avr_expand_builtin): Code cleanup because .id is removed.
3271 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3274 * config.gcc (tm_file): Remove avr/multilib.h.
3276 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
3278 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3279 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3280 * config/avr/t-avr: Remove generation of multilib.h.
3281 * config/avr/t-multilib: Regenerate.
3282 * config/avr/multilib.h: Remove.
3283 * config/avr/avr.opt (-msp8): New option.
3284 (avr_sp8): New variable.
3285 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3286 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3287 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3288 (avr_device_to_sp8): New prototype.
3289 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3290 (DRIVER_SELF_SPECS): New define.
3291 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3292 __AVR_SP8__, __AVR_HAVE_SPH__.
3293 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3294 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3295 (avr_file_start): Ditto.
3297 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3300 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3301 instead of 8 in adjust_address.
3303 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3306 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3309 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
3312 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
3313 Rearrange conditional logic. Move displacement address calculations
3315 (sh_find_mov_disp_adjust): ... this new function.
3317 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
3319 * config/arm/arm.opt (mapcs): Remove MaskExists.
3320 * config/cris/linux.opt (mno-gotplt): Likewise.
3321 * config/i386/i386.opt (mhard-float): Likewise.
3323 (mno-sse4): Likewise.
3324 * config/m68k/m68k.opt (mhard-float): Likewise.
3325 * config/mep/mep.op (mcop32): Likewise.
3326 * config/pa/pa-hpux.opt (msio): Likewise.
3327 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
3328 * config/picochip/picochip.opt (mlittle): Likewise.
3329 * config/sh/sh.opt (mrenesas): Likewise.
3330 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
3331 * config/sparc/sparc.opt (mhard-float): Likewise.
3332 * config/v850/v850.opt (mv850es): Likewise.
3333 * config/vax/vax.opt (mg-float): Likewise.
3335 2012-03-27 Martin Jambor <mjambor@suse.cz>
3338 * tree-sra.c (sra_modify_assign): Do not call
3339 load_assign_lhs_subreplacements when working with an unscalarizable
3342 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3345 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3347 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3348 * config/i386/i386.c: Include reload.h.
3349 (ix86_legitimize_reload_address): New function.
3351 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
3353 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
3354 hasn't been allocated. Define a target macro for Mask and
3355 InverseMask if it hasn't been defined. Remove MaskExists handling.
3357 * doc/options.texi: Remove MaskExists.
3359 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3362 * config/sh/sh.c (find_barrier): Add equality check of last_got
3363 to avoid going above orig insn. Update comments.
3365 2012-03-27 Richard Guenther <rguenther@suse.de>
3368 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3371 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3373 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3374 of a unit before computing the offset in units.
3375 * expr.c (get_bit_range): Return the null range if the enclosing record
3376 is part of a larger bit field.
3378 2012-03-27 Tristan Gingold <gingold@adacore.com>
3380 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
3381 * config/ia64/ia64.md: Remove mode in template.
3382 Sign extend operand in expand_simple_binop.
3383 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
3384 CASE_VECTOR_MODE instead of TARGET_ILP32.
3385 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
3387 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
3389 * varasm.c (assemble_external): #if 0 out the new assert from the
3390 previous commit, it breaks the Java and Go front ends.
3392 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
3394 * toplev.c (check_global_declaration_1): Do not call assemble_external.
3395 * expr.c (emit_block_move_libcall_fn): Likewise.
3396 (clear_storage_libcall_fn): Likewise.
3397 (expand_expr_addr_expr_1): Likewise.
3398 (expand_expr_real_1): Likewise.
3399 * calls.c (rtx_for_function_call): Likewise.
3401 * varasm.c (assemble_external): Assert this function is only called
3402 during or after expanding to RTL.
3404 2012-03-26 Martin Jambor <mjambor@suse.cz>
3406 PR tree-optimization/50052
3407 * tree-sra.c (tree_non_aligned_mem_p): Removed.
3408 (tree_non_aligned_mem_for_access_p): Likewise.
3409 (build_accesses_from_assign): Removed strict alignment requirements
3411 (access_precludes_ipa_sra_p): Likewise.
3413 2012-03-26 Richard Guenther <rguenther@suse.de>
3415 PR tree-optimization/52701
3416 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3417 compute and set the evolution part of PHI nodes.
3419 2012-03-26 Richard Guenther <rguenther@suse.de>
3421 PR tree-optimization/52721
3422 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
3424 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
3426 PR tree-optimization/52686
3427 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
3430 2012-03-26 Tristan Gingold <gingold@adacore.com>
3432 * config/alpha/vms.h (LINK_SPEC): Simplify.
3433 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
3434 (NAME__MAIN, SYMBOL__MAIN): Remove.
3435 (VMS_DEBUG_MAIN_POINTER): Remove.
3436 * config/ia64/vms.h: Likewise.
3437 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
3438 code to vms.c. Call vms_start_function.
3439 * config/ia64/ia64.c (ia64_start_function): Likewise.
3440 * config/vms/vms-protos.h (vms_start_function): Declare.
3441 * config/vms/vms.c (vms_start_function): New function.
3442 * config/vms/vms.h (MATH_LIBRARY): Define.
3443 (VMS_DEBUG_MAIN_POINTER): Define.
3445 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
3447 PR rtl-optimization/52629
3448 * reload1.c (count_pseudo): Short-circuit common case.
3449 (count_spilled_pseudo): Return early for pseudos without hard regs.
3450 Assert that the pseudo has got a hard reg before manipulating it.
3452 2012-03-24 Jan Hubicka <jh@suse.cz>
3455 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
3456 (decide_is_variable_needed): Do not handle toplevel reorder here.
3457 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
3458 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
3461 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3463 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
3464 and str_bitsize instead of more convoluted expressions.
3466 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3469 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3471 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3474 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
3476 2012-03-23 Martin Jambor <mjambor@suse.cz>
3478 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
3480 2012-03-23 Richard Guenther <rguenther@suse.de>
3482 PR tree-optimization/52678
3483 * tree-vectorizer.h (struct _stmt_vec_info): Add
3484 loop_phi_evolution_part member.
3485 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3486 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3487 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3488 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3489 Use the cached evolution part and the PHI nodes value from
3490 the loop preheader edge instead of re-analyzing the evolution.
3492 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3494 * config/mips/mips-tables.opt: Update.
3495 * config/mips/mips.md (processor): Add xlp.
3496 * config/mips/mips-cpus.def: Add xlp.
3497 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
3499 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
3500 * doc/invoke.texi: Mention XLP.
3502 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3505 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3506 on any new_local_var_chain vars declared during recursing on
3507 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3509 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
3511 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
3512 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
3513 (ASM_OUTPUT_LOCAL): Ditto.
3514 (ASM_OUTPUT_COMMON): Remove.
3515 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
3516 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
3518 2012-03-22 Jan Hubicka <jh@suse.cz>
3521 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
3523 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
3524 * ipa-inline-transform.c (save_inline_function_body): Remove
3525 copied clone if needed.
3526 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
3528 2012-03-22 Richard Guenther <rguenther@suse.de>
3531 * fold-const.c (fold_ternary_loc): Fix typo.
3533 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3536 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3537 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3538 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3539 (delay_cycles_1, delay_cycles_2): Ditto.
3540 (delay_cycles_3, delay_cycles_4): Ditto.
3541 (nopv, *nopv): Ditto.
3542 (sleep, *sleep): Ditto.
3545 2012-03-22 Richard Guenther <rguenther@suse.de>
3547 PR tree-optimization/52548
3548 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
3549 because of clobbers.
3550 (prune_clobbered_mems): New function.
3551 (compute_antic_aux): Use it to prune ANTIC_OUT.
3552 (compute_partial_antic_aux): Use it to prune PA_IN.
3553 (compute_avail): Only insert expressions into EXP_GEN that are not
3554 invalidated when translated up to the beginning of the block.
3556 2012-03-22 Richard Guenther <rguenther@suse.de>
3558 PR tree-optimization/52638
3559 * tree-vect-stmts.c (vect_init_vector_1): New function, split
3561 (vect_init_vector): ... here. Handle scalar vector inits.
3562 (vect_get_vec_def_for_operand): Adjust.
3563 (vectorizable_load): Likewise.
3565 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
3567 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
3568 (alpha*-*-freebsd*): Ditto.
3569 (alpha*-*-netbsd*): Ditto.
3570 (alpha*-*-openbsd*): Ditto.
3571 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
3572 (DWARF2_DEBUGGING_INFO): Remove.
3573 (PREFERRED_DEBUGGING_TYPE): Remove.
3574 (ASM_FINAL_SPEC): Remove.
3575 (IDENT_ASM_OP): Remove.
3576 (ASM_OUTPUT_IDENT): Remove.
3577 (SKIP_ASM_OP): Remove.
3578 (ASM_OUTPUT_SKIP): Remove.
3579 (ALIGN_ASM_OP): Remove.
3580 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
3581 (ASM_OUTPUT_CASE_LABEL): Remove.
3582 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
3583 (COMMON_ASM_OP): Remove.
3584 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
3585 (ASCII_DATA_ASM_OP): Remove.
3586 (READONLY_DATA_SECTION_ASM_OP): Remove.
3587 (INIT_SECTION_ASM_OP): Remove.
3588 (FINI_SECTION_ASM_OP): Remove.
3589 (ASM_SECTION_START_OP): Remove.
3590 (ASM_OUTPUT_SECTION_START_FILE): Remove.
3591 (TARGET_ASM_NAMED_SECTION): Remove.
3592 (TARGET_ASM_SELECT_SECTION): Remove.
3593 (MAKE_DECL_ONE_ONLY): Remove.
3594 (TYPE_ASM_OP): Remove.
3595 (SIZE_ASM_OP): Remove.
3596 (ASM_WEAKEN_LABEL): Remove.
3597 (TYPE_OPERAND_FMT): Remove.
3598 (ASM_DECLARE_RESULT): Remove.
3599 (ASM_DECLARE_OBJECT_NAME): Remove.
3600 (ASM_FINISH_DECLARE_OBJECT): Remove.
3601 (ELF_ASCII_ESCAPES): Remove.
3602 (ELF_STRING_LIMIT): Remove.
3603 (STRING_ASM_OP): Remove.
3604 (ASM_OUTPUT_EXTERNAL): Remove.
3605 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
3606 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
3608 (ASM_DECLARE_FUNCTION_NAME): Ditto.
3609 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
3610 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
3611 (ASM_OUTPUT_SKIP): Ditto.
3612 (READONLY_DATA_SECTION_ASM_OP): Remove.
3613 (USER_LABEL_PREFIX): Remove.
3614 (ASM_OUTPUT_ASCII): Remove.
3615 (ASM_OUTPUT_CASE_LABEL): Remove.
3616 (NO_DOLLAR_IN_LABEL): Undefine.
3618 2012-03-22 Richard Guenther <rguenther@suse.de>
3620 PR tree-optimization/52459
3621 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
3622 PHI insertion for calls.
3624 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
3626 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
3627 find_sets_in_insn, canonicalize_insn): Split out from ...
3628 (cse_insn): ... here.
3629 (invalidate_from_clobbers): Take an insn instead of the pattern.
3631 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
3634 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
3635 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
3636 * config/sh/sh.md (sindf2, cosdf2): Remove.
3638 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3641 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3642 prologue for unwinder and profiler.
3644 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3646 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3647 Introduce emul_name to select the right linker emulation for
3648 powerpc64-*-freebsd*.
3649 * configure: Regenerate.
3650 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3651 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3652 * config/rs6000/freebsd64.h: New file.
3653 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3655 (rs6000_savres_strategy): Likewise.
3656 (rs6000_savres_routine_name): Likewise.
3657 (rs6000_elf_file_end): Likewise.
3658 * config/rs6000/t-freebsd64: New file.
3659 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3660 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3662 * config/rs6000/freebsd64.h: Remove duplicated entries from last
3664 * config/rs6000/t-freebsd64: Likewise.
3666 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
3668 PR rtl-optimization/52543
3670 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3671 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3672 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3673 (avr_load_libgcc_p): Restrict to __flash loads.
3674 (avr_out_lpm): Only handle 1-byte loads from __flash.
3675 (avr_load_lpm): New function.
3676 (avr_find_unused_d_reg): Remove.
3677 (avr_out_lpm_no_lpmx): Remove.
3678 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3679 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3680 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3681 (load_<mode>, load_<mode>_clobber): New insns.
3682 (mov<mode>): For multi-byte move from non-generic
3683 16-bit address spaces: Expand to load_<mode> resp.
3684 load_<mode>_clobber.
3685 (load<mode>_libgcc): Remove expander.
3686 (split-lpmx): Remove split.
3688 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
3690 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
3691 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
3692 All callers changed.
3693 (Fixed_core_reg): New feature.
3694 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
3696 * neon-testgen.ml: Handle Fixed_core_reg.
3698 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
3700 * config/arm/arm.c (thumb2_reorg): Add complete support
3701 for 16-bit instructions.
3702 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
3704 2012-03-21 Richard Guenther <rguenther@suse.de>
3706 PR tree-optimizer/52636
3707 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
3708 to the appropriate type.
3710 2012-03-21 Richard Guenther <rguenther@suse.de>
3712 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
3714 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
3715 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
3716 * passes.c (init_optimization_passes): Remove pass_init_function,
3717 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
3718 * tree-pass.h (pass_init_function): Remove.
3719 (pass_jump): Remove.
3720 (pass_initial_value_sets): Remove.
3721 (pass_unshare_all_rtl): Remove.
3722 * integrate.c (pass_initial_value_sets): Remove.
3723 * emit-rtl.c (pass_unshare_all_rtl): Remove.
3724 * tree.h (init_function_for_compilation): Remove.
3725 * function.c (init_function_for_compilation): Remove.
3726 (pass_init_function): Remove.
3727 * cfgcleanup.c (rest_of_handle_jump): Remove.
3728 (pass_jump): Remove.
3730 2012-03-20 Jason Merrill <jason@redhat.com>
3732 * tree-streamer-in.c (streamer_alloc_tree): Call
3733 ggc_alloc_zone_cleared_tree_node instead of
3734 ggc_alloc_zone_cleared_tree_node_stat.
3736 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
3738 * doc/extend.texi (Template Instantiation): Remove anachronisms.
3740 2012-03-20 Jakub Jelinek <jakub@redhat.com>
3743 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
3744 (ix86_expand_vec_perm_const_1): Call it.
3746 * config/i386/i386.c (vselect_insn): New variable.
3747 (init_vselect_insn): New function.
3748 (expand_vselect, expand_vselect_insn): Add testing_p argument.
3749 Call init_vselect_insn if vselect_insn is NULL. Adjust
3750 PATTERN (vselect_insn), instead of creating a new insn each time,
3751 only emit a copy of it if not testing and recog has been successful.
3752 (expand_vec_perm_pshufb, expand_vec_perm_1,
3753 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
3757 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
3758 ("enabled" attribute): Handle avx2 and noavx2 isas.
3759 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
3761 (vec_dup<mode>): Add avx2 =x,x alternative.
3762 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
3763 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
3764 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
3765 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
3767 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
3768 if possible, handle also V8SFmode.
3770 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
3772 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
3773 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
3774 reg_or_zero_operand predicate.
3775 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
3777 2012-03-20 Jakub Jelinek <jakub@redhat.com>
3779 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
3780 If operand isn't UNSPEC, return 0.
3782 2012-03-20 Richard Guenther <rguenther@suse.de>
3784 * tree-pass.h (pass_rtl_eh): Remove.
3785 * except.c (gate_handle_eh): Likewise.
3786 (rest_of_handle_eh): Likewise.
3787 (pass_rtl_eh): Likewise.
3788 (finish_eh_generation): Export.
3789 * except.h (finish_eh_generation): Declare.
3790 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
3791 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
3792 after expanding stack alignment. Instead of compacting blocks
3795 2012-03-20 Richard Guenther <rguenther@suse.de>
3797 * stor-layout.c (finish_bitfield_representative): Fallback
3798 to conservative maximum size if the padding up to the next
3799 field cannot be computed as a constant.
3800 (finish_bitfield_layout): If we cannot compute the distance
3801 between the start of the bitfield representative and the
3802 bitfield member start a new representative.
3803 * expr.c (get_bit_range): The distance between the start of
3804 the bitfield representative and the bitfield member is zero
3805 if the field offsets are not constants.
3807 2012-03-20 Tristan Gingold <gingold@adacore.com>
3809 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
3810 convert in lowercase.
3811 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
3812 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
3813 * stor-layout.c (sizetype_tab): Adjust.
3814 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
3815 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
3816 instead of type_kind_last.
3817 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
3818 instead of size_int_kind.
3819 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
3820 * doc/tm.texi: Regenerate.
3821 * defaults.h (SIZETYPE): Provide a default value.
3822 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
3825 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
3827 * config/sh/sh.md: Use braced string notation where applicable.
3829 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3831 * config/i386/i386.md (allocate_stack): Simplify.
3833 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3835 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
3836 copy_to_mode_reg (Pmode, ...).
3837 (expand_builtin_frame_address): Ditto.
3838 * expr.c (emit_block_move_via_libcall): Ditto.
3839 (set_storage_via_libcall): Ditto.
3841 * config/i386/i386.c (ix86_expand_movmem): Ditto.
3842 (ix86_expand_setmem): Ditto.
3843 (ix86_trampoline_init): DItto.
3844 * config/i386/i386.md (cmpstrnsi): Ditto.
3846 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
3848 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
3849 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
3850 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
3851 (SH Options): Likewise.
3853 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3855 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
3856 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
3857 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
3858 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
3859 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
3862 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
3864 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
3865 * config/i386/i386.c (ix86_decompose_address): Use
3866 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
3867 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
3868 thread pointer to a register.
3871 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
3873 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
3874 if Pmode != word_mode.
3875 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
3876 Pmode == SImode for TARGET_X32.
3878 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
3879 (tls_initial_exec_x32): Likewise.
3881 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
3884 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
3885 DISP_ADDR_OFFSET): New macros.
3886 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
3887 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
3888 (sh_legitimize_address): Add QImode displacement handling.
3889 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
3891 (sh_secondary_reload): Add QImode displacement handling.
3892 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
3893 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
3894 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
3895 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
3896 to register operands only.
3897 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
3898 (extendqihi2): Change insn to expander.
3899 (*extendqihi2_compact_reg): New insn.
3900 (movqi_i, movqi): Replace with ...
3901 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
3902 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
3903 Add new peepholes for QImode displacement addressing.
3905 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
3908 * doc/invoke.texi: Document -Wuseless-cast.
3910 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
3912 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
3913 * tree.h (handled_component_p): Reorder cases.
3914 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
3915 not initialize unsignedp.
3916 (loc_list_from_tree): Likewise.
3917 (fortran_common): Likewise.
3918 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
3920 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3922 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
3923 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
3924 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
3925 (ix86_split_long_move): Ditto.
3926 (legitimize_tls_address): Use ix86_gen_sub3.
3927 (construct_plt_address): Assert that Pmode == DImode.
3929 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
3931 * config/i386/i386.md: Remove empty predicates and/or constraints.
3932 * config/i386/sync.md: Ditto.
3933 * config/i386/sse.md: Ditto.
3934 * config/i386/mmx.md: Ditto.
3935 * config/i386/pentium.md: Ditto.
3936 * config/i386/athlon.md: Ditto.
3938 2012-03-16 Richard Guenther <rguenther@suse.de>
3940 PR tree-optimization/52603
3941 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
3945 2012-03-14 Richard Guenther <rguenther@suse.de>
3947 PR tree-optimization/52571
3948 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
3949 flag_section_anchors check ...
3950 (vect_can_force_dr_alignment_p): ... here.
3952 2012-03-16 Martin Jambor <mjambor@suse.cz>
3954 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
3955 memory through MEM_REFs by calling extract_bit_field.
3957 2012-03-16 Richard Guenther <rguenther@suse.de>
3959 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
3960 and REFERENCE_TYPE interpretations.
3961 (can_native_interpret_type_p): New function.
3962 (fold_ternary_loc): Use native encode/interpret to fold
3963 BIT_FIELD_REFs of constants.
3965 2012-03-16 Richard Guenther <rguenther@suse.de>
3968 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
3969 of vector constants and constructors.
3971 2012-03-16 Richard Guenther <rguenther@suse.de>
3973 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
3974 VIEW_CONVERT_EXPR to convert constants.
3975 (vect_is_simple_use): Treat all constants as vec_constant_def.
3977 2012-03-16 Richard Guenther <rguenther@suse.de>
3978 Kai Tietz <ktietz@redhat.com>
3981 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
3982 side-effects completely in the pre-queue and use a temporary
3985 2012-03-16 Richard Guenther <rguenther@suse.de>
3987 * stor-layout.c (finish_bitfield_representative): Fall back
3988 to the conservative maximum size if we cannot compute the
3989 size of the tail padding.
3991 2012-03-16 Tristan Gingold <gingold@adacore.com>
3993 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
3994 __CRTL_VER and __VMS_VER.
3995 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
3996 and vms_c_get_vms_ver.
3997 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
3999 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
4000 (VMS_DEFAULT_VMS_VER): Define.
4001 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
4002 (VMS_DEFAULT_VMS_VER): Define.
4004 2012-03-16 Richard Guenther <rguenther@suse.de>
4006 * tree-vect-loop.c (get_initial_def_for_induction): Use
4007 build_constructor directly.
4008 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
4009 build_vector_from_val.
4010 * tree.c (build_vector_from_val): Avoid creating a constructor
4011 first when we want a constant vector.
4013 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4015 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4017 2012-03-16 Richard Guenther <rguenther@suse.de>
4019 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
4020 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
4021 (struct tree_vector): Remove elements member, add variable size
4023 (build_vector_stat): Declare.
4024 (build_vector): Define in terms of build_vector_stat.
4025 * tree.c (build_vector): Rename to ...
4026 (build_vector_stat): ... this. Take array of trees as parameter.
4027 (build_vector_from_ctor): Adjust.
4028 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
4029 initializer_zerop): Adjust.
4030 * cfgexpand.c (expand_debug_expr): Likewise.
4031 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
4032 const_vector_from_tree): Likewise.
4033 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
4034 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
4035 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
4036 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
4037 (lto_input_ts_vector_tree_pointers): Adjust.
4038 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
4039 (write_ts_vector_tree_pointers): Adjust.
4040 * varasm.c (const_hash_1, compare_constant, copy_constant,
4041 output_constant): Adjust.
4042 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
4043 * print-tree.c (print_node): Adjust.
4044 * tree-pretty-print.c (dump_generic_node): Adjust.
4045 * tree-vect-generic.c (uniform_vector_p, vector_element,
4046 lower_vec_perm): Adjust.
4047 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
4048 * tree-vect-slp.c (vect_get_constant_vectors,
4049 vect_transform_slp_perm_load): Adjust.
4050 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
4051 * expmed.c (make_tree): Adjust.
4052 * config/i386/i386.c (ix86_expand_builtin): Adjust.
4053 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
4055 (sparc_fold_builtin): Adjust.
4057 2012-03-16 Tristan Gingold <gingold@adacore.com>
4059 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
4060 * config/vms/vms-stdint.h: New file.
4062 2012-03-16 Tristan Gingold <gingold@adacore.com>
4064 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
4065 (ia64-hp-*vms*): Replaced by ...
4066 (*-*-*vms*): ... This new entry.
4068 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4071 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
4072 (ix86_expand_vec_perm_const_1): Use it.
4075 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
4076 (avx2_permv4df): Remove.
4077 (avx2_permv4di): Macroize into...
4078 (avx2_perm<mode>): ... this using VI8F_256 iterator.
4079 (avx2_permv4di_1): Macroize into...
4080 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
4082 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
4084 * combine.c (apply_distributive_law): Do not distribute SUBREG.
4086 2012-03-15 Ira Rosen <irar@il.ibm.com>
4087 Ulrich Weigand <ulrich.weigand@linaro.org>
4089 * tree-vect-patterns.c (widened_name_p): Rename to ...
4090 (type_conversion_p): ... this. Add new argument to determine
4091 if it's a promotion or demotion operation. Check for
4092 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
4093 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
4095 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
4096 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
4098 (vect_recog_mixed_size_cond_pattern): Likewise and allow
4099 non-constant then and else clauses.
4101 2012-03-15 Ira Rosen <irar@il.ibm.com>
4102 Ulrich Weigand <ulrich.weigand@linaro.org>
4104 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
4105 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
4107 * tree-vect-patterns.c (widened_name_p): Pass basic block
4108 info to vect_is_simple_use.
4109 (vect_recog_dot_prod_pattern): Fail for basic blocks.
4110 (vect_recog_widen_sum_pattern): Likewise.
4111 (vect_handle_widen_op_by_const): Support basic blocks.
4112 (vect_operation_fits_smaller_type,
4113 vect_recog_over_widening_pattern): Likewise.
4114 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
4115 Update call to vect_is_simple_use.
4116 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
4118 (check_bool_pattern): Add an argument, update call to
4119 vect_is_simple_use and the recursive calls.
4120 (vect_recog_bool_pattern): Update relevant function calls.
4122 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
4123 (vect_pattern_recog_1): Check for reduction only in loops.
4124 (vect_pattern_recog): Add new argument. Support basic blocks.
4125 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
4126 info to vect_is_simple_use_1.
4127 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
4128 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
4130 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4131 Andrew Pinski <apinski@cavium.com>
4134 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4135 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4136 calls instead of __builtin_ir{int,ound}*.
4138 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4140 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
4143 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4145 * config.gcc (target_type_format_char): New. Document it. Set it for
4147 * configure.ac (gnu_unique_option): Use target_type_format_char
4148 in test. Comment rationale.
4149 * configure: Regenerate .
4151 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4153 PR tree-optimization/52267
4154 * tree-vrp.c (masked_increment): New function.
4155 (register_edge_assert_for_2): Derive ASSERT_EXPRs
4156 from (X & CST1) cmp CST2 tests.
4158 2012-03-15 Richard Guenther <rguenther@suse.de>
4161 * tree-data-ref.c (subscript_dependence_tester_1): Check
4162 all dimensions for non-conflicting access functions.
4164 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4167 * doc/invoke.texi [C++ Language Options]: Document
4168 -ftemplate-backtrace-limit.
4170 2012-03-15 Tristan Gingold <gingold@adacore.com>
4172 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
4175 2012-03-15 Tristan Gingold <gingold@adacore.com>
4177 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
4178 use DW_OP_call_frame_cfa.
4180 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
4183 * config/i386/i386-opts.h (pmode): New.
4185 * config/i386/i386.c (ix86_option_override_internal): Properly
4186 check and set ix86_pmode.
4188 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
4190 * config/i386/i386.opt (maddress-mode=): New.
4192 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
4194 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4196 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
4197 (dwarf2out_do_cfi_asm): Likewise.
4198 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
4200 (add_data_member_location_attribute): Likewise.
4201 (gen_array_type_die): Likewise.
4202 (gen_subprogram_die): Likewise.
4203 (gen_producer_string): Likewise.
4204 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
4205 Remove MIPS_DEBUGGING_INFO handling.
4206 (sdb_debug_hooks): Likewise.
4207 (sdbout_begin_block): Likewise.
4208 (sdbout_end_block): Likewise.
4209 (sdbout_begin_prologue): Likewise.
4210 (sdbout_start_source_file): Likewise.
4211 (sdbout_end_source_file): Likewise.
4212 (sdbout_init): Likewise.
4213 * system.h (MIPS_DEBUGGING_INFO): Poison.
4215 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4217 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
4218 (alpha_file_start) [MS_STAMP]: Remove.
4220 * config/alpha/elf.h (TARGET_GAS): Remove.
4221 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
4222 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
4223 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
4224 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
4225 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
4226 (alpha*-*-freebsd*): Likewise.
4227 (alpha*-*-netbsd*): Likewise.
4228 (alpha*-*-openbsd*): Likewise.
4229 (alpha*-*-*): Remove target_cpu_default2.
4230 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
4232 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
4233 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
4234 * config/alpha/alpha.c (print_operand): Always assume
4235 TARGET_AS_SLASH_BEFORE_SUFFIX.
4236 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
4237 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
4238 ("*builtin_setjmp_receiver_er_1"): Remove.
4239 * config/alpha/alpha.opt (malpha-as): Remove.
4241 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
4243 Remove DEC Unix reference.
4245 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
4246 (EXTENDED_COFF): Remove.
4247 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
4248 (EXTENDED_COFF): Don't undef.
4249 * config/alpha/alpha.c (alpha_file_start): Always assume
4251 Don't set targetm.asm_file_start_file_directive.
4252 [!OBJECT_FORMAT_ELF]: Remove.
4253 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
4255 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
4256 (DBX_DEBUGGING_INFO): Remove.
4257 (MIPS_DEBUGGING_INFO): Remove.
4258 (PREFERRED_DEBUGGING_TYPE): Remove.
4259 (DBX_OUTPUT_SOURCE_LINE): Remove.
4260 (SDB_OUTPUT_SOURCE_LINE): Remove.
4261 (DBX_CONTIN_LENGTH): Remove.
4262 (NO_DBX_FUNCTION_END): Remove.
4263 (ASM_STABS_OP): Remove.
4264 (ASM_STABN_OP): Remove.
4265 (ASM_STABD_OP): Remove.
4266 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
4267 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
4268 (PUT_SDB_DEF): Remove.
4269 (PUT_SDB_PLAIN_DEF): Remove.
4270 (PUT_SDB_TYPE): Remove.
4271 (sdb_label_count): Remove.
4272 (PUT_SDB_BLOCK_START): Remove.
4273 (PUT_SDB_BLOCK_END): Remove.
4274 (PUT_SDB_FUNCTION_START): Remove.
4275 (PUT_SDB_FUNCTION_END): Remove.
4276 (PUT_SDB_EPILOGUE_END): Remove.
4277 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
4278 (MIPS_DEBUGGING_INFO): Don't undef.
4279 (DBX_DEBUGGING_INFO): Don't undef.
4280 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
4281 (MIPS_DEBUGGING_INFO): Don't undef.
4282 (DBX_DEBUGGING_INFO): Don't undef.
4283 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
4284 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
4286 (alpha_start_function): Likewise.
4287 (sdb_label_count): Remove.
4288 (alpha_output_filename): Remove DBX_DEBUG handling.
4289 (alpha_file_start): Likewise.
4291 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4293 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
4294 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
4295 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
4297 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
4298 (ld_tls_support): Remove Solaris 8 references.
4299 (lwp_dir, lwp_spec): Remove support for alternate thread library.
4300 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
4301 * configure: Regenerate.
4302 * config.in: Regenerate.
4304 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
4305 * config/i386/sol2.h: Remove Solaris 8 references.
4307 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
4308 (i?86-*-solaris2.9): ... this.
4309 Remove Solaris 8 references.
4310 (Specific, *-*-solaris2*): Document Solaris 8 removal.
4311 Remove Solaris 8 references.
4313 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4315 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
4316 (mips-sgi-irix6.5*): Remove.
4317 * config.host (mips-sgi-irix*): Remove.
4318 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
4319 (set_have_as_tls): Remove *-*-irix6*.
4320 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
4321 * configure: Regenerate.
4323 * config/mips/iris6.h: Remove.
4324 * config/mips/iris6.opt: Remove.
4325 * config/mips/t-irix6: Remove.
4327 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
4328 (TARGET_IRIX6): Remove.
4329 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
4330 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
4331 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
4333 (mips_file_start): Likewise.
4334 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
4336 * config/mips/driver-native.c [__sgi__]: Remove.
4337 (host_detect_local_cpu) [__sgi__]: Remove.
4339 * config/mips/gnu-user.h: Remove iris5.h reference.
4341 * config/mips/mips-modes.def: Remove IRIX 6 reference.
4342 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
4343 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
4346 * gcc.c (main): Move asm_debug initialization ...
4347 (asm_debug): ... here.
4349 * ginclude/stddef.h (__STDDEF_H__): Don't define.
4351 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
4352 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
4353 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
4354 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
4355 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
4356 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4358 * doc/tm.texi: Regenerate.
4360 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
4362 (MIPS Options, -march): Remove IRIX reference.
4363 * doc/install.texi (Binaries, SGI IRIX): Remove.
4364 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
4366 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
4368 2012-03-14 Martin Jambor <mjambor@suse.cz>
4370 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
4371 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
4372 (expand_expr_real_1): Do not handle misalignment if modifier is
4375 2012-03-14 Richard Guenther <rguenther@suse.de>
4378 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4379 element type instead of mode, use build_vector_type_for_mode
4380 instead of the langhook, build a vector of proper signedness.
4381 (expand_vector_operations_1): Adjust.
4383 2012-03-14 Richard Guenther <rguenther@suse.de>
4386 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
4387 a cgraph node for a FUNCTION_DECL that comes from a constructor.
4388 (gimple_get_virt_method_for_binfo): Likewise.
4390 2012-03-14 Richard Guenther <rguenther@suse.de>
4392 PR tree-optimization/52571
4393 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
4394 flag_section_anchors check ...
4395 (vect_can_force_dr_alignment_p): ... here. Do not re-align
4396 DECL_COMMON variables.
4398 2012-03-14 Richard Guenther <rguenther@suse.de>
4400 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
4401 * stor-layout.c (start_bitfield_representative): New function.
4402 (finish_bitfield_representative): Likewise.
4403 (finish_bitfield_layout): Likewise.
4404 (finish_record_layout): Call finish_bitfield_layout.
4405 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
4406 for QUAL_UNION_TYPE fields.
4407 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4408 Stream DECL_BIT_FIELD_REPRESENTATIVE.
4409 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4414 * expr.c (get_bit_range): Unconditionally extract bitrange
4415 from DECL_BIT_FIELD_REPRESENTATIVE.
4416 (expand_assignment): Adjust call to get_bit_range.
4418 2012-03-14 Richard Guenther <rguenther@suse.de>
4421 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
4422 the outermost conversion is a sign-change only.
4423 (fold_binary_loc): Disregard widening and sign-changing
4424 conversions when we determine if two variables are equal
4426 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
4427 (T1)x if the outermost conversion is a sign-change only.
4429 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
4432 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
4434 * config/i386/predicates.md (constant_call_address_operand): Declare
4435 as special predicate. Update all uses.
4437 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4440 * c-parser.c (c_parser_postfix_expression)
4441 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4443 * config/i386/smmintrin.h: Avoid /* within a comment.
4444 * config/i386/nmmintrin.h: Likewise.
4446 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4448 * config/i386/i386.md (xbegin): Remove constraint from expander.
4450 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4452 * config/i386/predicates.md (constant_call_address_operand): Declare
4453 as special predicate. Update all uses.
4454 * config/i386/i386.md: Remove mode from constant_call_address_operand
4456 * config/i386/i386.c (ix86_output_call_insn): Call
4457 constant_call_address_operand with VOIDmode.
4459 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4461 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
4462 AND zero extended address correctly.
4464 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4466 * config/i386/predicates.md (tls_symbolic_operand): Declare as
4468 (tls_modbase_operand): Ditto.
4469 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
4470 tls_modbase_operand predicates.
4472 2012-03-13 Martin Jambor <mjambor@suse.cz>
4474 * expr.c (expand_assignment): Handle misaligned scalar writes to
4475 memory through top-level MEM_REFs by calling store_bit_field.
4477 2012-03-13 Richard Guenther <rguenther@suse.de>
4480 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
4481 if Y is a constant multiple of 1 << CST.
4483 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
4486 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4487 offset (size) to a value the insns can deal with.
4488 (expand_epilogue): Ditto.
4490 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4492 * config/arm/neon.ml (ops): Fixup expected instructions for
4493 unsigned vector compares.
4495 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4497 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
4498 addresses only when %reg is not in word mode.
4500 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4502 * config/microblaze/microblaze.md: Fix typo.
4503 * tree-if-conv.c: Likewise.
4504 * tree-vect-patterns.c: Likewise.
4506 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4508 * config.gcc (extra_passes): Remove.
4509 * configure.ac (extra_passes): Don't substitute.
4510 * configure: Regenerate.
4511 * Makefile.in (EXTRA_PASSES): Remove.
4512 (GCC_PASSES): Remove $(EXTRA_PASSES).
4513 (MOSTLYCLEANFILES): Likewise.
4515 (install-common): Likewise.
4517 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4519 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
4520 * config/i386/i386.c (ix86_decompose_address): Use
4521 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
4522 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
4523 thread pointer to a register.
4525 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
4527 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
4528 on tls_symbolic_operand.
4529 (tls_global_dynamic_64_<mode>): Likewise.
4531 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4534 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4535 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4537 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4540 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4541 type from reg_class_t to enum reg_class.
4542 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4544 2012-03-12 Andrew Pinski <apinski@cavium.com>
4546 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
4547 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
4548 (value_replacement): Likewise.
4549 (empty_block_p): Check also if the PHIs for the block are empty.
4551 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4554 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4555 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4556 r184615 from 2012-02-28.
4558 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
4560 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
4561 (ix86_gen_tls_local_dynamic_base_64): Likewise.
4562 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
4563 and ix86_gen_tls_local_dynamic_base_64.
4564 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
4565 ix86_gen_tls_local_dynamic_base_64.
4567 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
4568 (*tls_global_dynamic_64_<mode>): This.
4569 (tls_global_dynamic_64): Renamed to ...
4570 (tls_global_dynamic_64_<mode>): This.
4571 (*tls_local_dynamic_base_64): Renamed to ...
4572 (*tls_local_dynamic_base_64_<mode>): This.
4573 (tls_local_dynamic_base_64): Renamed to ...
4574 (tls_local_dynamic_base_64_<mode>): This.
4576 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
4578 * config/i386/i386.c (ix86_option_override_internal): Properly
4579 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
4580 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
4581 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
4582 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
4584 * config/i386/sse.md (sse3_monitor64): Renamed to ...
4585 (sse3_monitor64_<mode>): This.
4587 2012-03-12 Tristan Gingold <gingold@adacore.com>
4589 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
4590 (ia64_function_arg_advance): Ditto.
4592 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4594 * config.gcc (mips*-*-openbsd*): Remove.
4595 * config/mips/openbsd.h: Remove.
4596 * config/mips/sdb.h: Remove.
4598 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
4599 * config/mips/mips.c (sdb_label_count): Remove.
4600 (mips_debugger_offset): Remove #if 0 code.
4601 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
4602 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
4604 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4606 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4608 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4609 Update binutils references.
4610 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4611 Update binutils reference.
4612 Update Sun as/GNU ld caveat.
4613 Document binutils largefile requirement for LTO plugin.
4614 Remove reference to alternate libpthread.
4616 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4618 * config.gcc (alpha*-dec-osf5.1*): Remove.
4619 * config.host (alpha*-dec-osf*): Remove.
4620 * configure.ac (*-*-osf*): Remove.
4621 (alpha*-dec-osf*): Remove.
4622 * configure: Regenerate.
4624 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
4625 config/alpha/va_list.h, config/alpha/x-osf: Remove.
4627 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
4628 * config/alpha/alpha.c (struct machine_function): Update comment.
4629 (alpha_start_function): Remove Tru64 UNIX as handling for
4631 * config/alpha/alpha.md ("exception_receiver"): Remove
4632 TARGET_LD_BUGGY_LDGP.
4633 ("*exception_receiver_2"): Likewise.
4634 * except.c (finish_eh_generation): Remove Tru64 reference.
4635 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
4636 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
4637 * target.def (handle_pragma_extern_prefix): Remove.
4639 * Makefile.in (mips-tfile.o-warn): Remove.
4640 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
4641 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
4642 * mips-tdump.c, mips-tfile.c: Remove.
4644 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
4646 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
4647 (Specific, alpha*-dec-osf5.1): Note removal.
4648 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
4650 * doc/tm.texi: Regenerate.
4651 * doc/trouble.texi (Cross-Compiler Problems): Remove.
4653 2012-03-12 Richard Guenther <rguenther@suse.de>
4655 * config/arm/arm.c (neon_dereference_pointer): Do not call
4656 covert during RTL expansion.
4658 2012-03-12 Tristan Gingold <gingold@adacore.com>
4660 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
4661 Options. Mention -mpointer-size.
4663 2012-03-12 Richard Guenther <rguenther@suse.de>
4665 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
4666 build_nonstandard_integer_type.
4668 2012-03-12 Richard Guenther <rguenther@suse.de>
4670 * tree.c (signed_or_unsigned_type_for): Use
4671 build_nonstandard_integer_type.
4672 (signed_type_for): Adjust documentation.
4673 (unsigned_type_for): Likewise.
4674 * tree-pretty-print.c (dump_generic_node): Use standard names
4675 for non-standard integer types if available.
4677 2012-03-12 Tristan Gingold <gingold@adacore.com>
4679 * config/vms/vms.opt: Add vms-opts.h header.
4680 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
4682 (-mvms-return-codes): Document.
4683 (-mpointer-size): New option.
4684 (vms_pointer_size): Add enumeration.
4685 * config/vms/vms-opts.h: New file.
4686 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
4687 __INITIAL_POINTER_SIZE.
4688 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
4689 (C_COMMON_OVERRIDE_OPTIONS): Define.
4690 (DWARF2_ADDR_SIZE): Define.
4691 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
4692 * config/vms/vms-protos.h (vms_c_common_override_options):
4694 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
4695 if -mno-pointer-size.
4696 (vms_c_common_override_options): New function.
4697 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
4698 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
4699 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
4700 and flag_vms_pointer_size.
4701 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
4702 * config.gcc (*-*-*vms*): Define xm_file.
4703 (alpha*-dec-*vms*): Do not define xm_file.
4704 (alpha64-dec-*vms*): Remove.
4705 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
4708 2012-03-12 Jakub Jelinek <jakub@redhat.com>
4710 PR tree-optimization/51721
4711 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
4712 if (int) unsvar cmp CST.
4714 2012-03-12 Richard Guenther <rguenther@suse.de>
4716 * tree-sra.c (create_access_replacement): Only rename the replacement
4717 if we can rewrite it into SSA form. Properly mark register typed
4718 replacements that we cannot rewrite with TREE_ADDRESSABLE.
4719 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
4720 for aggregate or BLKmode results.
4722 2012-03-12 Jakub Jelinek <jakub@redhat.com>
4724 PR tree-optimization/52533
4725 * tree-vrp.c (register_edge_assert_for_2): Use double_int
4726 type for mask, only handle shifts by non-zero in-range
4727 shift count, for LE_EXPR and GT_EXPR if new_val is
4728 maximum, don't add the assertion.
4730 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
4732 * doc/invoke.texi: Document -mrtm option.
4733 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
4734 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
4735 (ix86_handle_option): Handle OPT_mrtm.
4736 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
4738 (x86_64-*-*): Ditto.
4739 * i386-builtin-types.def (INT_FTYPE_VOID): New.
4740 * config/i386/i386-c.c (ix86_target_macros_internal): Define
4742 (ix86_target_string): Define -mrtm option.
4744 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
4746 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
4747 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
4749 (bdesc_special_args): Ditto.
4750 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
4751 (ix86_expand_special_args_builtin): Handle new built-in type.
4752 (ix86_expand_builtin): Handle XABORT instruction.
4753 * config/i386/i386.h (TARGET_RTM): New.
4754 * config/i386/i386.md (UNSPECV_XBEGIN): New.
4755 (UNSPECV_XEND): Ditto.
4756 (UNSPECV_XABORT): Ditto.
4757 (UNSPECV_XTEST): Ditto.
4764 * config/i386/i386.opt (mrtm): New.
4765 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
4766 * config/i386/rtmintrin.h: New header.
4767 * config/i386/xtestintrin.h: Ditto.
4769 2012-03-12 Tristan Gingold <gingold@adacore.com>
4771 * ginclude/stddef.h: Adjust previous patch.
4772 Use __VMS__ instead of VMS.
4774 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
4776 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
4777 Also convert sequences with CC setting arithmetic instruction.
4779 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
4781 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
4782 from C Language Options to Preprocessor Options.
4783 (C Dialect Options): Move -no-integrated-cpp documentation
4785 (Preprocessor Options): ...to here. Rewrite the description
4786 so it makes more sense, and remove discussion of merging front ends.
4788 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4790 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
4792 (ix86_expand_setmem): Likewise.
4794 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
4796 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
4799 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4801 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
4802 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
4804 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4806 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
4808 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4810 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
4813 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4814 Uros Bizjak <ubizjak@gmail.com>
4816 * config/i386/predicates.md (call_insn_operand): Allow
4817 constant_call_address_operand in Pmode only.
4818 (sibcall_insn_operand): Ditto.
4819 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
4820 (*call_vzeroupper): Ditto.
4822 (*sibcall_vzeroupper): Ditto.
4823 (*call_value): Ditto.
4824 (*call_value_vzeroupper): Ditto.
4825 (*sibcall_value): Ditto.
4826 (*sibcall_value_vzeroupper): Ditto.
4827 (*indirect_jump): Ditto.
4828 (*tablejump_1): Ditto.
4829 (indirect_jump): Convert memory address to word mode for TARGET_X32.
4831 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
4834 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
4837 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
4838 Use movrt_negc instead of negc pattern for non-SH2A.
4840 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
4842 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
4844 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
4845 if Pmode != word_mode.
4846 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
4847 Pmode == SImode for TARGET_X32.
4849 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
4850 (tls_initial_exec_x32): Likewise.
4852 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
4854 PR rtl-optimization/52528
4855 * combine.c (can_combine_p): Add setting of subst_low_luid
4856 before call to expand_field_assignment().
4858 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
4860 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
4861 and related program names.
4863 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
4865 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
4867 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
4870 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
4871 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
4873 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
4874 (*movdi_internal_rex64): Use %E operand modifier for lea.
4875 (*movsi_internal): Ditto.
4877 (*lea<mode>_2): Ditto.
4878 (*lea_{3,4,5,6}_zext): Ditto.
4879 (*tls_global_dynamic_32_gnu): Ditto.
4880 (*tls_global_dynamic_64): Ditto.
4881 (*tls_dynamic_gnu2_lea_32): Ditto.
4882 (*tls_dynamic_gnu2_lea_64): Ditto.
4883 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
4885 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4887 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4888 redefine to be NULL if the current bit-size is different from the
4889 configured bit-size.
4891 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4892 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4893 set the default tuning. Add asserts to make sure the cpu and tune
4894 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4895 test whether the index is set, instead of > 0.
4896 (rs6000_file_start): Do not reset the default cpu if the current
4897 bit-size is different from the configured bit-size.
4899 2012-03-09 Tristan Gingold <gingold@adacore.com>
4901 * config/vms/vms-crtlmap.map: Add comments.
4902 Add entries needed to build Ada RTS.
4904 2012-03-09 Tristan Gingold <gingold@adacore.com>
4906 * ginclude/stddef.h: Do not define __size_t on VMS.
4908 2012-03-09 Tristan Gingold <gingold@adacore.com>
4910 * c-tree.h (c_default_pointer_mode): New variable.
4911 * c-decl.c (c_default_pointer_mode): New variable.
4912 (c_build_pointer_type): New function.
4913 (grokdeclarator): Call c_build_pointer_type instead
4914 of build_pointer_type.
4916 * config/vms/vms-c.c: Include c-tree.h
4917 (saved_pointer_mode): New variable.
4918 (handle_pragma_pointer_size): New function.
4919 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
4920 (vms_c_register_pragma): Register __pointer_size and
4921 __required_pointer_size pragmas.
4923 2012-03-09 Tristan Gingold <gingold@adacore.com>
4925 * config/vms/vms-c.c (vms_construct_include_filename): New function.
4926 (vms_c_register_includes): Reference it.
4928 2012-03-09 Andrew Pinski <apinski@cavium.com>
4931 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
4933 (tree_ssa_phiopt_worker): Go through all the PHIs for
4934 value_replacement instead of just the singleton one.
4935 (value_replacement): Change return type to int. Return 0 instead of
4937 Allow the middle basic block to contain more than just the defining
4939 Handle non empty middle basic blocks.
4940 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
4942 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
4944 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
4945 array reference and component reference.
4946 (analyze_scalar_evolution_for_address_of): New.
4948 2012-03-08 Jie Zhang <jzhang918@gmail.com>
4951 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
4952 (hwloop_pattern_reg): Fix set but not used warning.
4953 (bfin_reorg_loops): Remove unused parameter.
4954 (bfin_reorg): Update use of bfin_reorg_loops.
4956 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
4958 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
4959 with integer parameters in registers.
4960 (gen_push): Push register in word_mode instead of Pmode.
4961 (ix86_emit_save_regs): Likewise.
4962 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
4963 (gen_pop): Pop register in word_mode instead of Pmode.
4964 (ix86_emit_restore_regs_using_pop): Likewise.
4965 (ix86_expand_prologue): Replace Pmode with word_mode for push
4966 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
4967 restore RAX and R10 in word_mode.
4968 (ix86_emit_restore_regs_using_mov): Restore integer registers
4970 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
4972 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
4973 (ix86_split_long_move): Likewise.
4975 * config/i386/i386.md (W): New.
4976 (*push<mode>2_prologue): Replace :P with :W.
4977 (*pop<mode>1): Likewise.
4978 (*pop<mode>1_epilogue): Likewise.
4979 (push/pop peephole2): Use word_mode scratch registers.
4981 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
4983 * config/i386/predicates.md (indirect_branch_operand): Simplify.
4985 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
4987 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4988 for constants in [-63,63].
4990 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
4994 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
4996 * config/i386/i386.c (ix86_print_operand_address): Only handle
4997 zero-extended DImode addresses.
4999 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5001 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5002 * configure: Regenerate.
5004 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
5007 * config/avr/avr.c (avr_mem_clobber): New static function.
5008 (avr_expand_delay_cycles): Add memory clobber operand to
5009 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
5010 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
5011 (enable_interrupt, disable_interrupt): New expander.
5012 (nopv, sleep, wdr): New expanders.
5013 (delay_cycles_1): Add memory clobber.
5014 (delay_cycles_2): Add memory clobber.
5015 (delay_cycles_3): Add memory clobber.
5016 (delay_cycles_4): Add memory clobber.
5017 (cli_sei): New insn from former "enable_interrupt",
5018 "disable_interrupt" with memory clobber.
5019 (*wdt): New insn from former "wdt" with memory clobber.
5020 (*nopv): Similar, but for "nopv".
5021 (*sleep): Similar, but for "sleep".
5023 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
5024 Kaz Kojima <kkojima@gcc.gnu.org>
5027 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
5028 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
5029 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5031 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
5033 * config/i386/predicates.md (x86_64_zext_general_operand): New.
5034 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
5035 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
5037 2012-03-07 Walter Lee <walt@tilera.com>
5039 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
5040 REG_CFA_* notes for the stack pointer.
5041 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
5042 EH_RETURN_STACKADJ_RTX.
5043 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
5044 generate REG_CFA_* notes for the stack pointer.
5045 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
5046 by EH_RETURN_STACKADJ_RTX.
5048 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5050 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
5051 when __AVR_3_BYTE_PC__ is defined.
5053 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
5055 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
5056 (ix86_print_operand): Handle '^'.
5057 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
5058 using P mode iterator. Add %^ to asm template to conditionally emit
5060 (*rep_movdi_rex64): Ditto.
5061 (*strsetdi_rex_1): Ditto.
5062 (*rep_stosdi_rex64): Ditto.
5063 (*strmov{si,hi,qi}_1): Add %^ to asm template to
5064 conditionally emit addr32 prefix.
5065 (*rep_mov{si,qi}): Ditto.
5066 (*strset{si,hi,qi}): Ditto.
5067 (*rep_stos{si,qi}): Ditto.
5068 (*cmpstrnqi_nz_1): Ditto.
5069 (*cmpstrnqi_1): Ditto.
5070 (*strlenqi_1): Ditto.
5072 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
5074 * config/i386/i386.c (function_value_64): Return pointers in
5075 word_mode instead of Pmode.
5076 (ix86_promote_function_mode): Likewise.
5078 2012-03-07 Richard Guenther <rguenther@suse.de>
5080 * coverage.c (get_gcov_type): Use type_for_mode.
5081 (get_gcov_unsigned_t): Likewise.
5082 * expr.c (store_constructor): Use type_for_mode.
5083 (try_casesi): Likewise.
5084 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
5085 (add_standard_iv_candidates): Use standard type trees.
5086 * dojump.c (do_jump): Remove dead code.
5088 2012-03-07 Richard Guenther <rguenther@suse.de>
5090 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
5092 2012-03-07 Richard Guenther <rguenther@suse.de>
5094 * convert.c (strip_float_extensions): Move ...
5095 * tree.c (strip_float_extensions): ... here.
5097 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5100 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
5102 2012-03-07 Richard Guenther <rguenther@suse.de>
5104 * omp-low.c (extract_omp_for_data): Use signed_type_for.
5105 (expand_omp_for_generic): Likewise.
5106 (expand_omp_for_static_nochunk): Likewise.
5107 (expand_omp_for_static_chunk): Likewise.
5108 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
5109 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
5110 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
5111 Use unsigned_type_for.
5112 (vect_create_cond_for_align_checks): Use signed_type_for.
5114 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
5116 PR rtl-optimization/52203
5117 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
5118 all callers to pass NULL except ...
5119 (reset_sched_cycles_in_current_ebb): ... here, save the value
5120 in new variable 'empty'. Increase issue_rate only for
5123 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5126 * Makefile.in: Let install-gcc-ar depend on installdirs,
5127 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5128 Don't double canonicalize if cross-compiling.
5130 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5133 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
5134 to: RAMPZ, RAMPY, RAMPX, RAMPD.
5135 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
5137 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5140 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
5142 * config/avr/avr.md (xload_8): Adjust insn length.
5144 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5147 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
5148 if RAMPZ affects reading from RAM.
5150 2012-03-07 Richard Guenther <rguenther@suse.de>
5154 * doc/invoke.texi (Precompiled Headers): Remove sentence that
5155 suggests you can include PCHs from inside another header.
5157 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
5160 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
5162 2012-03-07 Kai Tietz <ktietz@redhat.com>
5164 * doc/invoke.texi (fwritable-relocated-rdata): Document
5165 new Cygwin/MinGW target option.
5166 * config/i386/winnt.c (i386_pe_unique_section): Ignore
5167 reloc if flag -fwritable-relocated-rdata is not set.
5168 (i386_pe_section_type_flags): Likewise.
5169 * config/i386/cygming.opt (fwritable-relocated-rdata):
5170 Add new flag variable flag_writable_rel_rdata.
5172 2012-03-07 Richard Guenther <rguenther@suse.de>
5174 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
5175 precision against gimple constraints.
5177 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
5180 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
5182 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
5183 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
5185 (init_emit_regs): Move associated initialization to...
5186 (init_emit_once): ...here.
5188 2012-03-06 Richard Henderson <rth@redhat.com>
5190 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5191 * config/m68k/sync.md (atomic_test_and_set): Use it.
5192 (atomic_test_and_set_1): Likewise.
5194 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5197 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
5198 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
5199 (vector_ltgt<mode>): Likewise.
5200 (vector_ordered<mode>): Likewise.
5201 (vector_unordered<mode>): Likewise.
5202 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5204 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5206 * trans-mem.c: New typedef for tm_region_p.
5207 Define vector types for tm_region_p.
5208 (tm_region_init): Replace region_worklist to a vector called
5211 2012-03-06 Richard Guenther <rguenther@suse.de>
5213 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
5214 MEM_REF with constant pointer operand.
5216 2012-03-06 Richard Guenther <rguenther@suse.de>
5219 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
5221 2012-03-06 Tristan Gingold <gingold@adacore.com>
5223 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
5224 (external_model_kind): Improve documentation.
5225 (vms_pragma_extern_model): Handle relaxed_redef.
5226 (vms_c_register_pragma): Allow expansion for nomember_alignment.
5228 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
5230 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
5231 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
5232 Some more notes on EIND usage and reorder EIND subsection.
5234 2012-03-06 Tristan Gingold <gingold@adacore.com>
5236 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
5237 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
5239 2012-03-06 Tristan Gingold <gingold@adacore.com>
5241 * config/vms/t-vmsnative (version): Define.
5242 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
5244 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
5246 PR rtl-optimization/52250
5247 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
5248 to put note list into. Unconditionally call move_bb_info.
5249 (move_bb_info): Do not assert the blocks being in the same region,
5250 just drop the note list if they are not.
5252 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
5255 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
5256 and use unified expansion logic.
5257 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
5258 closer to the existing movt insn.
5259 (negc): Rename insn to *negc. Add new expander.
5260 (movnegt): Use xor pattern for T bit negation. Reserve helper
5261 constant for negc pattern.
5262 (*movnegt): New insn and splitter.
5264 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
5266 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
5269 2012-03-05 Richard Henderson <rth@redhat.com>
5271 * genemit.c (main): Include "target.h" in insn-emit.c.
5272 * Makefile.in (insn-emit.o): Depend on TARGET_H.
5273 * config/sh/sync.md (atomic_test_and_set): Reference
5274 targetm.atomic_test_and_set_trueval instead of
5275 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
5277 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
5279 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
5282 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
5284 * langhooks.c (add_builtin_type): New function.
5285 * langhooks.h (add_builtin_type): Export it.
5286 * config/mep/mep.c (mep_init_builtins): Use it.
5287 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
5289 2012-03-05 Jakub Jelinek <jakub@redhat.com>
5292 * tree.h (BLOCK_SAME_RANGE): Define.
5293 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
5294 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
5295 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
5296 isn't equal to supercontext fragment's fragment chain.
5297 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
5299 (blocks_nreverse_all): Likewise.
5300 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
5301 BLOCK_SUPERCONTEXT to supercontext fragment instead of
5302 supercontext fragment's fragment origin.
5303 * dwarf2out.c (add_high_low_attributes): If stmt has the same
5304 range as its parent (or parents thereof etc.), use the parent's
5305 DW_AT_ranges value instead of creating a new .debug_ranges range.
5307 2012-03-05 Richard Henderson <rth@redhat.com>
5310 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5311 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5312 BIGGEST_ALIGNMENT is aligned.
5314 2012-03-05 Richard Henderson <rth@redhat.com>
5316 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
5317 * config/sh/sh.c: ... here.
5319 2012-03-05 Richard Henderson <rth@redhat.com>
5322 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5323 instead of calling negqi2 directly.
5325 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
5328 * trans-mem.c (tm_region_init): Use last_basic_block.
5330 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5332 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5333 * config/sh/sync.md (atomic_test_and_set): New expander.
5334 (tasb, atomic_test_and_set_soft): New insns.
5335 * config/sh/sh.opt (menable-tas): New option.
5336 * doc/invoke.texi (SH Options): Document it.
5338 2012-03-05 Richard Guenther <rguenther@suse.de>
5340 * cfgloop.c (verify_loop_structure): Verify dominators before
5342 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
5343 dominators from here.
5344 * graphite-scop-detection.c (create_sese_edges): Likewise.
5345 * loop-doloop.c (doloop_optimize_loops): Likewise.
5346 * loop-init.c (loop_optimizer_init): Likewise.
5347 * loop-unroll.c (unroll_and_peel_loops): Likewise.
5348 * loop-unswitch.c (unswitch_loops): Likewise.
5349 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
5350 * tree-parloops.c (parallelize_loops): Likewise. Verify
5351 only when checking is enabled.
5352 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
5354 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
5356 * genautomata.c (parse_automata_opt): New static function.
5357 (initiate_automaton_gen): Remove all option handling code. Remove
5358 argc argument. All callers changed.
5359 (main): Call init_rtx_reader_args_cb with the new function as argument.
5361 2012-03-05 Richard Guenther <rguenther@suse.de>
5363 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
5364 * tree-if-conv.c (combine_blocks): Free post-dominator info
5366 * tree-parloops.c (create_parallel_loop): Free and re-compute
5367 dominator info after breaking it.
5369 2012-03-05 Richard Guenther <rguenther@suse.de>
5372 * optabs.h (trapv_unoptab_p): New function.
5373 (trapv_binoptab_p): Likewise.
5374 * optabs.c (expand_binop): Use emit_libcall_block_1 with
5375 a proper equiv_may_trap argument.
5376 (expand_unop): Likewise.
5377 (emit_libcall_block_1): Take extra argument whether the
5378 instruction may trap. Renamed from ...
5379 (emit_libcall_block): ... this. New wrapper.
5381 2012-03-05 Jakub Jelinek <jakub@redhat.com>
5383 PR tree-optimization/51721
5384 * tree-vrp.c (register_edge_assert_for_2): If comparing
5385 lhs of right shift by constant with an integer constant,
5386 add ASSERT_EXPRs for the rhs1 of the right shift.
5388 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
5390 2012-03-05 Richard Guenther <rguenther@suse.de>
5392 * tree.c (integer_zerop): Handle VECTOR_CSTs.
5393 (integer_onep): Likewise.
5394 (integer_all_onesp): Likewise.
5396 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
5398 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
5400 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5402 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
5403 instead of TARGET_64BIT.
5405 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5407 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
5410 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5412 * config/i386/i386.c (ix86_print_operand_address): Only handle
5413 zero-extended DImode addresses.
5415 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
5417 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
5418 taken and cputaken as bool.
5420 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
5422 * config/i386/constraints.md (Ya): New internal constraint.
5423 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
5424 (*zero_extendsidi2_rex64): Add x,x alternative.
5425 (*zero_extendsidi2): Ditto. Add o,0 alternative.
5426 Remove flags reg clobber. Adjust corresponding splits.
5427 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
5428 zero_extendqisi2 expanders using SWI12 mode iterator.
5429 (zero_extend<mode>si2_and): Macroize insn from
5430 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
5432 (*zero_extend<mode>si2): Macroize insn from
5433 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
5434 (*zero_extend*2_movzbl_and): Remove insn patterns.
5435 (zero_extendqihi2_and): Merge corresponding splitter.
5436 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
5437 (*zero_extend*2_movzbl_and): Remove insn patterns.
5438 (*anddi_1): Split TYPE_IMOVX instructions.
5439 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
5441 (and->zext splitter): Add splitter pattern.
5442 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
5444 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
5446 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
5448 (Debugging Options): Likewise.
5449 (Optimize Options): Likewise.
5450 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
5451 with other architectures. Use official processor names with correct
5452 spelling/capitalization. Fix formatting and grammar issues.
5453 (i386 and x86-64 Windows Options): Similar cleanup here.
5455 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5457 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
5459 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5461 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
5462 DBX_REGISTER_NUMBER.
5464 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5466 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
5467 operand is CONST_INT. Take COSTS_N_INSNS into account.
5468 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
5471 2012-03-02 Richard Henderson <rth@redhat.com>
5473 * optabs.c (expand_atomic_test_and_set): Honor
5474 atomic_test_and_set_trueval even when atomic_test_and_set
5475 optab is not in use.
5477 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
5481 * config/sh/sh.c (sh_register_move_cost): Increase cost between
5482 GENERAL_REGS and FP_REGS for SImode.
5484 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5487 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
5488 (absdi2): New expander.
5489 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
5491 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5493 * config/sh/sync.md (atomic_exchange<mode>): New expander.
5494 (atomic_exchange<mode>_soft): New insn.
5496 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5498 * config/sh/sync.md: Update copyright notice dates.
5499 (atomic_compare_and_swap<mode>): Use SImode for return value instead
5501 (atomic_compare_and_swap<mode>_soft): Likewise.
5503 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5506 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
5507 * config/sh/sh.c: Update copyright notice dates.
5508 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
5509 alignment for TARGET_HARD_SH4.
5510 (sh_option_override): Reduce default function alignment. Set
5511 loop alignment to 4 bytes when not optimizing for size.
5513 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
5516 * doc/invoke.texi (floop-flatten): Remove.
5517 * toplev.c (process_options): Remove references to flag_loop_flatten.
5518 * tree-ssa-loop.c (gate_graphite_transform): Same.
5519 * common.opt (floop-flatten): Obsolete.
5520 * graphite-poly.c (apply_poly_transforms): Remove reference to
5522 * Makefile.in (graphite-flattening.o): Remove.
5523 * graphite-flattening.c: Remove.
5525 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5527 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5528 having mode compatible with the mode of previous compare. Substitute
5529 compare mode of previous compare with the mode, compatible
5530 with eliminated and previous compare.
5532 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5534 * config/rs6000/dfp.md (floatdidd2): New define_insn.
5536 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5538 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
5539 compatible with CCGOCmode and CCGCmode.
5541 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5543 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5545 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5547 * config/arm/arm.c (arm_sat_operator_match): New function.
5548 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
5549 * config/arm/arm.md ("insn" attribute): Add "sat" value.
5550 ("SAT", "SATrev"): New code iterators.
5551 ("SATlo", "SAThi"): New code iterator attributes.
5552 ("*satsi_<SAT:code>"): New pattern.
5553 ("*satsi_<SAT:code>_shift"): Likewise.
5554 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
5555 and "shift" attributes.
5556 ("arm_usatsihi"): Add "insn" attribute.
5557 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
5558 by powers of two. Do not allow shift by 32.
5560 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5563 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
5564 to pass the argument in the register of "natural" mode.
5566 2012-03-02 Richard Guenther <rguenther@suse.de>
5568 PR tree-optimization/52406
5569 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
5570 (struct indices): Add unconstrained_base member.
5571 (struct dr_alias): Remove unused vops member.
5572 (DR_UNCONSTRAINED_BASE): New define.
5573 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
5574 add indices to allow their disambiguation. Make DR_BASE_OBJECT
5575 be an artificial access that covers the whole indexed object,
5576 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
5577 plain decl base-objects to their MEM_REF variant.
5578 (dr_may_alias_p): When the base-object of either data reference
5579 has unknown size use only points-to information.
5580 (compute_affine_dependence): Make dumps easier to read and
5582 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
5583 DR_REF when looking for packed references.
5584 (vect_supportable_dr_alignment): Likewise.
5586 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
5588 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
5589 Improve conditions for peepholes of loads followed by commutative
5591 * config/arm/ldmstm.md: Regenerated.
5593 2012-03-02 Richard Guenther <rguenther@suse.de>
5595 * BASE-VER: Set to 4.8.0.
5597 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
5599 * config.gcc (obsolete): Add all ARM targets using the FPA.
5600 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
5601 * doc/install.texi: Avoid references to obsolete ARM ports.
5603 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
5605 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
5607 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
5608 Joern Rennecke <joern.rennecke@embecosm.com>
5610 * doc/extend.texi: Expand and update information on interrupt
5611 attribute for Epiphany.
5613 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5615 * config/sh/sh-protos.h: Update copyright notice dates.
5616 * config/sh/sh.h: Likewise.
5617 * config/sh/sh.md: Likewise.
5618 * config/sh/constraints.md: Likewise.
5619 * config/sh/predicates.md: Likewise.
5621 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5623 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
5624 * config/sh/sh.c (tertiary_reload_operand): Likewise.
5626 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5628 * config/sh/constraints.md: Fix comment typo.
5630 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5633 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
5634 unsigned HOST_WIDE_INT.
5635 (zvdep_imm64): Likewise.
5636 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
5637 (vdepi_and): Likewise.
5638 Likewise for unamed 64-bit patterns.
5639 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
5641 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
5644 PR rtl-optimization/52417
5645 * cselib.c (cselib_any_perm_equivs): New variable.
5646 (cselib_reset_table): Check that it's not set when not
5647 preserving constants.
5648 (cselib_add_permanent_equiv): Set it.
5649 (cselib_have_permanent_equivalences): New.
5650 (cselib_init, cselib_finish): Reset it.
5651 * cselib.h (cselib_have_permanent_equivalences): Declare.
5652 * alias.c (get_addr): Restore earlier behavior when there
5653 aren't permanent equivalences.
5655 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
5657 * config/mn10300/mn10300-modes.def: Fix copyright notice.
5658 * config/v850/v850-modes.def: Fix copyright notice.
5660 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5662 * doc/extend.texi (AVR Built-in Functions): Document
5663 __builtin_avr_flash_segment.
5665 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
5666 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
5667 (*split.flash_segment): New insn-and-split.
5668 * config/avr/avr.c (avr_init_builtins): Add local variables:
5669 const_memx_void_node, const_memx_ptr_type_node,
5670 char_ftype_const_memx_ptr.
5672 2012-03-01 Jakub Jelinek <jakub@redhat.com>
5674 PR tree-optimization/52445
5675 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
5676 add ssa_name_ver, offset and size fields and change store field
5678 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
5679 (add_or_mark_expr): Likewise. Only consider previous stores
5680 with the same size and offset.
5681 (nt_init_block): Only look at gimple_assign_single_p stmts,
5682 doesn't look at rhs2.
5684 2012-03-01 Richard Guenther <rguenther@suse.de>
5687 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5688 conversions from integral types to pointer types.
5690 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5692 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5693 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5694 unintentionally removed in r184616.
5696 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5698 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5701 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5702 Uros Bizjak <ubizjak@gmail.com>
5705 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5706 alternatives, add "e" constraint to the new last alternative
5707 and ! to last 3 alternatives.
5709 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5711 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5712 DW_AT_artificial attributes at the end of the processing.
5713 (gen_array_type_die): Likewise.
5714 (gen_enumeration_type_die): Likewise.
5715 (gen_struct_or_union_type_die): Likewise.
5716 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5719 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5722 * expr.c (expand_assignment): If doing misaligned store that doesn't
5723 cover all mode bits, perform a RMW cycle.
5725 PR tree-optimization/52429
5726 * tree-parloops.c (separate_decls_in_region_debug): Return early
5727 if var is LABEL_DECL.
5729 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5731 PR tree-optimization/52424
5732 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5733 calling dom_thread_across_edge.
5735 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5737 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5739 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5741 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5742 * config/avr/avr.c (avr_output_bld): Remove unused function.
5743 (avr_out_sbxx_branch): Use "%T" to print bit position.
5745 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5747 * config/avr/avr.md: Untabify.
5749 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5751 * config/avr/avr.md (eqne): New code iterator.
5752 (*dec-and-branchsi): Use it in text peephole's condition.
5753 (*dec-and-branchhi): Ditto.
5754 (*dec-and-branchqi): Ditto.
5756 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5759 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5760 the device does not have the skip-bug.
5762 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5764 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5765 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5766 -mpretend-cmove): New.
5768 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5771 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5772 doesn't count DEBUG_INSN refs.
5773 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5774 for DEBUG_INSN refs.
5776 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5780 2012-02-20 Richard Guenther <rguenther@suse.de>
5781 PR tree-optimization/52298
5782 * tree-vect-stmts.c (vectorizable_load): Properly use
5783 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
5785 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5788 * gimple.h (gimple_in_transaction): New.
5789 (gimple_set_in_transaction): New.
5790 (struct gimple_statement_base): Add in_transaction field.
5791 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5793 (tree_ssa_lim_initialize): Compute transaction bits.
5794 * tree.h (compute_transaction_bits): Protoize.
5795 * trans-mem.c (tm_region_init): Use the heap to store BB
5797 (compute_transaction_bits): New.
5799 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5801 * gcc.c (display_help): Document --help=common and sort entries
5804 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5806 * doc/install.texi: Document check-$LANG specific shortcuts
5808 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5811 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5813 * config/arm/arm_neon.h: Regenerate.
5814 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5815 (neon_vcgeu): New insn.
5816 (neon_vcgtu): Likewise.
5817 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5818 (ops): Unsigned comparison intrinsics call a different builtin.
5820 2012-02-28 Richard Guenther <rguenther@suse.de>
5823 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5824 ordering for the VEC_CONCAT for two element vectors for
5825 V2SFmode, V2SImode and V2DImode.
5827 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5830 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5831 detecting big-endian triplets.
5833 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5835 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5836 mode if there is no type information available.
5838 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5840 PR tree-optimization/53207
5841 * doc/invoke.texi: Document as experimental and relying on graphite.
5843 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5845 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5846 of initializer to changes from r184614.
5848 2012-02-28 Richard Guenther <rguenther@suse.de>
5850 PR tree-optimization/52395
5851 * tree-sra.c (build_ref_for_offset): Also look at the base
5852 TYPE_ALIGN when figuring out the alignment of the replacement.
5854 2012-02-28 Richard Guenther <rguenther@suse.de>
5856 PR tree-optimization/52402
5857 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5858 mis-aligned types when creating the accesses at the call site.
5860 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5862 * config/avr/builtins.def: New file.
5863 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5864 * config/avr/avr.c (enum avr_builtin_id): Use it.
5865 (avr_init_builtins): Use it. And use avr_bdesc.
5866 (bdesc_1arg): Remove.
5867 (bdesc_2arg): Remove.
5868 (bdesc_3arg): Remove.
5869 (struct avr_builtin_description): Add field n_args.
5870 (avr_bdesc): New static variable using builtins.def.
5871 (avr_expand_builtin): Use it.
5872 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5873 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5874 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5876 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5879 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5880 match only one single hard register with respective hard reg rtx.
5881 (movmemx_<mode>): Ditto.
5882 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5883 insn anatomy of movmem[x]_<mode>.
5884 (avr_out_movmem): Same for printing assembler and operand usage.
5886 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5890 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5891 address spaces located outside of device flash.
5893 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5894 (mcu_type_s): Add field n_flash.
5895 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5896 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5897 (AVR_MCU): Add N_FLASH argument.
5898 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5899 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5900 macro __FLASH<n> if that address space makes sense for the device.
5901 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5902 outside of target flash.
5903 (avr_asm_named_section): Ditto.
5904 (avr_asm_select_section): Ditto.
5905 (avr_addr_space_convert): Ditto.
5906 (avr_emit_movmemhi): Ditto.
5907 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5908 address space is outside of device flash.
5909 (avr_insert_attributes): Ditto.
5910 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5911 avr_current_arch->n_segments.
5913 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5916 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
5917 (*movabs<mode>_2): Likewise.
5919 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5922 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5923 s_register_operand in the test instead of REG_P. Don't call
5924 gen_reg_rtx if it won't be used.
5926 PR tree-optimization/52376
5927 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5929 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5931 * ifcvt.c (noce_get_condition): Check condition variable is not
5932 small_register_classes_for_mode_p before accepting.
5934 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5936 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5938 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5941 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5942 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5944 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5946 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5948 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5950 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5952 * config/sh/predicates.md: Remove blank lines.
5953 * config/sh/sh.c: Fix typos in comments.
5954 * config/sh/constraints.md: Likewise.
5955 * config/sh/sh.md: Remove blank lines.
5956 Fix typos in comments. Use ;; as comment characters.
5958 2012-02-26 Walter Lee <walt@tilera.com>
5960 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5961 (replace_mov_pcrel_step2): Ditto.
5963 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5966 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5967 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5968 and locs that reference values newer than the non-canonical value
5969 at hand. Return the canonical value as a worst case.
5970 (memrefs_conflict_p): Walk canonical value's locs.
5973 * cselib.c (preserve_only_constants): Rename to...
5974 (preserve_constants_and_equivs): ... this. Split out...
5975 (invariant_or_equiv_p): ... this. Preserve plus expressions
5976 of other preserved expressions too.
5977 (cselib_reset_table): Adjust.
5978 * var-tracking.c (reverse_op): Use canonical value to build
5981 2012-02-23 Kai Tietz <ktietz@redhat.com>
5983 * config/i386/i386.c (ix86_delegitimize_address): Handle
5984 UNSPEC_PCREL plus displacement.
5986 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5989 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5990 to test for unusedness in st X addressing.
5992 2012-02-24 Richard Guenther <rguenther@suse.de>
5995 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5996 (is_gimple_reg_type): Move inline ...
5997 * gimple.h (is_gimple_reg_type): ... here.
5999 2012-02-24 Richard Guenther <rguenther@suse.de>
6002 * passes.c (execute_function_todo): When verifying SSA form
6003 verify gimple form first.
6004 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
6006 2012-02-24 Richard Guenther <rguenther@suse.de>
6009 * fold-const.c (fold_addr_of_array_ref_difference): New function.
6010 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
6012 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6014 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
6016 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6018 * tree-phinodes.c (make_phi_node): Mark static.
6019 * tree-flow.h (make_phi_node): Remove extern decl.
6020 * doc/gimple.texi (make_phi_node): Remove documentation.
6022 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6024 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
6025 * tree-ssa-sccvn.c (print_scc): Ditto.
6027 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6029 * doc/passes.texi (Full redundancy elimination): Fix typo.
6031 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6033 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
6035 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
6038 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
6040 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
6043 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
6045 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
6047 * config/avr/avr.md (code_stdname): Add ior, xor.
6048 (xior): New code iterator.
6049 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
6050 (*<code_stdname><mode>qi.byte1-3): Ditto.
6052 2012-02-23 Jakub Jelinek <jakub@redhat.com>
6054 PR tree-optimization/52019
6055 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
6058 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6060 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
6061 HAVE_INITFINI_ARRAY to work around namespace pollution in
6062 certain versions of newlib system headers.
6063 * config.in: Regenerate.
6064 * configure: Regenerate.
6065 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
6066 instead of HAVE_INITFINI_ARRAY.
6068 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
6071 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
6072 is not offsettable memory reference.
6074 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6077 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
6078 setting avr_need_clear_bss_p for __gnu_lto* symbols.
6080 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6082 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
6083 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
6085 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6087 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
6088 library on Solaris 8 even without TLS support.
6089 * configure: Regenerate.
6091 2012-02-22 Richard Guenther <rguenther@suse.de>
6094 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
6095 for GIMPLE_DEBUG stmts.
6097 2012-02-22 Martin Jambor <mjambor@suse.cz>
6100 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
6101 according to the base object.
6103 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6105 PR rtl-optimization/50063
6106 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
6107 and 2 (8-bit SP) in operand 2.
6108 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
6109 setup to use movhi_sp_r instead of vanilla move to write SP.
6110 Adjust REG_CFA notes to superseed unspec.
6111 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
6113 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
6114 known to be off) only with TARGET_NO_INTERRUPTS. Never use
6115 irq_state 1 (IRQ known to be on) here.
6117 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
6119 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
6121 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
6122 assign_hard_reg): Likewise.
6124 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6126 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
6128 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6131 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
6132 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
6134 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6136 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
6137 prototype from here to...
6138 * config/avr/avr.h: ...here.
6140 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
6143 * thumb2.md (thumb2_shiftsi3_short): Split register and
6144 immediate shifts. For register shifts tie operands 0 and 1.
6145 (peephole2 for above): Check that register-controlled shifts
6146 have suitably tied operands.
6148 2012-02-21 Quentin Neill <quentin.neill@amd.com>
6151 * config/i386/bdver1.md (bdver1_call, bdver1_push,
6152 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
6153 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
6154 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
6155 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
6156 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
6157 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
6158 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
6159 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
6160 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
6161 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
6162 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
6163 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
6164 bdver1_ssevector_avx256_unaligned_load,
6165 bdver1_ssevector_sse128_unaligned_load,
6166 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
6167 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
6168 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
6169 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
6170 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
6171 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
6172 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
6173 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
6174 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
6175 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
6176 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
6177 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
6178 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
6179 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
6180 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
6181 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
6182 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
6183 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
6184 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
6185 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
6186 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
6187 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
6188 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
6189 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
6190 bdver1_ssediv_double_load, bdver1_ssediv_double,
6191 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
6192 Add "bdver2" attribute.
6194 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6196 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
6197 default if possible and not specified otherwise.
6199 2012-02-21 Richard Guenther <rguenther@suse.de>
6202 * gimplify.c (create_tmp_from_val): Use the main variant type
6203 for the type of the temporary we create.
6205 2012-02-21 Richard Guenther <rguenther@suse.de>
6207 PR tree-optimization/52324
6208 * gimplify.c (gimplify_expr): When re-gimplifying expressions
6209 do not gimplify a MEM_REF address operand if it is already
6212 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6214 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
6215 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
6217 2012-02-21 Richard Guenther <rguenther@suse.de>
6219 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
6220 nested_in_vect_loop.
6222 2012-02-21 Jakub Jelinek <jakub@redhat.com>
6224 PR tree-optimization/52318
6225 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
6226 vdef also to non-pure/const call stmts in the sequence.
6228 2012-02-21 Tristan Gingold <gingold@adacore.com>
6230 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
6232 2012-02-20 David S. Miller <davem@davemloft.net>
6234 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
6235 don't use the "rd %pc" instruction on v9 for PIC register loads.
6237 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
6240 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
6241 in a transaction safe function.
6243 2012-02-20 Kai Tietz <ktietz@redhat.com>
6246 * stor-layout.c (place_field): Handle desired_align for
6249 2012-02-20 Richard Guenther <rguenther@suse.de>
6251 PR tree-optimization/52298
6252 * tree-vect-stmts.c (vectorizable_store): Properly use
6253 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
6255 (vectorizable_load): Likewise.
6256 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
6257 Access DR_STEP after ensuring it is not NULL.
6259 2012-02-20 Jakub Jelinek <jakub@redhat.com>
6261 PR tree-optimization/52286
6262 * fold-const.c (fold_binary_loc): For (X & C1) | C2
6263 optimization use double_int_to_tree instead of build_int_cst_wide,
6264 rewrite to use double_int vars.
6266 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6269 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
6271 Remove -e 0 from $gcc_cv_ld invocation.
6272 Only use __GLIBC_PREREQ if defined.
6273 Enable on Solaris since Solaris 8 patch.
6274 (gcc_SUN_LD_VERSION): New macro.
6275 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
6276 gcc_SUN_LD_VERSION for version number format.
6277 * configure: Regenerate.
6278 * varasm.c (get_elf_initfini_array_priority_section): Set
6279 SECTION_NOTYPE for non-default priority.
6280 Use get_section instead of get_unnamed_section to emit
6281 .init_array/.fini_array with default priority.
6283 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6285 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
6286 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
6287 (mips_start_unique_function, mips_output_mips16_rdhwr)
6288 (mips_code_end): New functions.
6289 (TARGET_ASM_CODE_END): Define.
6291 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6293 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
6294 to stubs with non-sibling calls.
6296 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
6298 * doc/invoke.texi (-fira-* options): Copy-edit.
6299 (ira-* parameters): Copy-edit.
6301 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6303 * doc/invoke.texi: Minor copy-edits to bring into conformance with
6304 GCC coding conventions.
6306 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6308 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
6309 when used as adjectives.
6311 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
6313 * doc/invoke.texi: Clean up "that"/"which" confusion.
6315 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
6317 * system.h: Poison SMALL_REGISTER_CLASSES
6318 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
6319 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
6321 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6323 PR tree-optimization/52285
6324 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
6325 when deciding if a call is a tail call or tail recursion.
6327 2012-02-16 Kai Tietz <ktietz@redhat.com>
6329 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
6330 interger-constant displacement for UNSPEC_PCREL.
6332 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6334 PR rtl-optimization/52208
6335 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
6336 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
6338 PR tree-optimization/52255
6339 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
6340 loop->header has virtual PHI, but exit_e->dest doesn't, add
6341 virtual PHI to exit_e->dest and adjust all uses after the loop.
6344 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
6345 children with clone_tree_hash, not after it.
6347 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
6349 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
6350 extended identifiers.
6352 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6355 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
6356 a same_body_alias, also test whether e->callee isn't a former
6357 or current clone of the decl this is a same body alias of.
6359 PR translation/52264
6360 * cgraphunit.c (verify_cgraph_node): Fix a typo.
6362 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
6364 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
6366 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6369 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
6370 force_reg instead of copy_to_reg for better optimization. Force
6371 non-register or memory operands into a register.
6373 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
6375 * extend.texi: Reserve upper bits of memory model for future use.
6377 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
6378 Anatoly Sokolov <aesok@post.ru>
6379 Eric Weddington <eric.weddington@atmel.com>
6382 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
6383 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
6384 Rewrite initializers for .macro.
6385 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
6386 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
6387 atxmega32d4, atxmega32x1.
6388 avrxmega4: atxmega64a3, atxmega64d3.
6389 avrxmega5: atxmega64a1, atxmega64a1u.
6390 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
6391 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
6392 avrxmega7: atxmega128a1, atxmega128a1u.
6393 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
6394 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
6395 (struct base_arch_s): Rename reserved to xmega_p.
6396 Rename reserved2 to have_rampd.
6397 (AVR_XMEGA): New define.
6398 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
6399 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
6400 * config/avr/predicates.md (io_address_operand): Take into
6402 (low_io_address_operand): Ditto.
6403 (high_io_address_operand): Ditto.
6404 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
6405 (enabled, movhi_sp_r): Use them.
6406 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
6407 cpp_define_formatted to built-in define __AVR_ARCH__.
6408 (__AVR_XMEGA__): New built-in define.
6409 (__AVR_HAVE_RAMPD__): New built-in define.
6410 (__AVR_HAVE_RAMPX__): New built-in define.
6411 (__AVR_HAVE_RAMPY__): New built-in define.
6412 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
6414 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
6415 (avr_option_override): Initialize them.
6416 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
6417 (avr_init_expanders): Initialize them. No more block several calls.
6418 (emit_push_sfr): New static function.
6419 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
6421 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
6422 (avr_print_operand): Print addreeses as symbols for
6423 RAMPX, RAMPY, RAMPD, CCP.
6424 (output_movhi): Handle AVR_XMEGA when writing to SP.
6425 (avr_out_movhi_mr_r_xmega): New static function.
6426 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
6427 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
6428 __RAMPD__, __CCP__ as needed.
6430 * config/avr/multilib.h: Regenerate.
6431 * config/avr/t-multilib: Regenerate.
6432 * config/avr/avr-tables.opt: Regenerate.
6434 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
6436 PR tree-optimization/50561
6437 * graphite-flattening.c (lst_project_loop): Do not
6438 remove old scattering dimensions after flattening.
6439 (lst_do_flatten): Likewise.
6441 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
6443 * doc/extend.texi (AVR Built-in Functions): Remove doc for
6444 __builtin_avr_map8, __builtin_avr_map16.
6445 Document __builtin_avr_insert_bits.
6447 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
6448 (insert_bits): New insn.
6449 (adjust_len.map_bits): Rename to insert_bits.
6450 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
6451 * avr-protos.h (avr_out_map_bits): Remove.
6452 (avr_out_insert_bits, avr_has_nibble_0xf): New.
6453 * config/avr/constraints.md (Cxf,C0f): New.
6454 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
6455 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
6456 New built-in define __BUILTIN_AVR_INSERT_BITS.
6457 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
6458 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
6459 (avr_move_bits): Rewrite.
6460 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
6462 (avr_map_op_t): New typedef.
6463 (avr_map_op): New static variable.
6464 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
6465 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
6466 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
6467 (bdesc_3arg, avr_expand_triop_builtin): New.
6468 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
6469 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
6470 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
6471 (avr_map_equal_p, avr_map_sig_p): Remove.
6472 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
6473 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6474 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
6475 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6476 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
6477 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6479 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6481 * config/c6x/c6x.md (reserve_cycles): New attribute.
6482 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
6483 don't reserve functional units after the branch occurs.
6485 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
6488 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
6489 functions into non-tm_pure functions.
6491 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
6494 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
6495 (iterative_hash_canonical_type): Likewise.
6496 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
6499 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6501 * haifa-sched.c (prune_ready_list): Ensure that if there is a
6502 sched-group insn, it either remains alone or the entire list is pruned.
6504 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6506 * doc/install.texi (Prerequisites): Fix grammar.
6507 (Configuration): Likewise.
6509 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6511 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
6512 MPC as part of GCC before describing configuring with --with-gmp etc.
6513 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
6514 sources are present.
6516 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6519 * dwarf2out.c (clone_tree_hash): New function.
6520 (copy_decls_walk): Use it instead of clone_tree.
6522 2012-02-14 Richard Guenther <rguenther@suse.de>
6524 PR tree-optimization/52244
6525 PR tree-optimization/51528
6526 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6527 replacements for integral types.
6529 2012-02-14 Walter Lee <walt@tilera.com>
6531 * config.gcc: Handle tilegx and tilepro.
6532 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6534 Add HAVE_AS_TLS check for tilegx and tilepro.
6535 * configure: Regenerate.
6536 * doc/contrib.texi: Add Mat Hostetter and self.
6537 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6538 Document instruction intrinsics and network accessing intrinsics.
6539 (TILEPro Built-in Functions): New node. Document instruction
6540 intrinsics and network accessing intrinsics.
6541 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6542 (Specific, tilepro-*-linux*): Likewise.
6543 * doc/invoke.texi (TILE-Gx Options): New section.
6544 (TILEPro Options): New section.
6545 * doc/md.texi (TILE-Gx): New section.
6546 (TILEPro): New section.
6547 * common/config/tilegx/tilegx-common.c: New file.
6548 * common/config/tilepro/tilepro-common.c: New file.
6549 * config/tilegx/constraints.md: New file.
6550 * config/tilegx/linux.h: New file.
6551 * config/tilegx/mul-tables.c: New file.
6552 * config/tilegx/predicates.md: New file.
6553 * config/tilegx/sync.md: New file.
6554 * config/tilegx/t-tilegx: New file.
6555 * config/tilegx/tilegx-builtins.h: New file.
6556 * config/tilegx/tilegx-c.c: New file.
6557 * config/tilegx/tilegx-generic.md: New file.
6558 * config/tilegx/tilegx-modes.def: New file.
6559 * config/tilegx/tilegx-multiply.h: New file.
6560 * config/tilegx/tilegx-protos.h: New file.
6561 * config/tilegx/tilegx.c: New file.
6562 * config/tilegx/tilegx.h: New file.
6563 * config/tilegx/tilegx.md: New file.
6564 * config/tilegx/tilegx.opt: New file.
6565 * config/tilepro/constraints.md: New file.
6566 * config/tilepro/gen-mul-tables.cc: New file.
6567 * config/tilepro/linux.h: New file.
6568 * config/tilepro/mul-tables.c: New file.
6569 * config/tilepro/predicates.md: New file.
6570 * config/tilepro/t-tilepro: New file.
6571 * config/tilepro/tilepro-builtins.h: New file.
6572 * config/tilepro/tilepro-c.c: New file.
6573 * config/tilepro/tilepro-generic.md: New file.
6574 * config/tilepro/tilepro-modes.def: New file.
6575 * config/tilepro/tilepro-multiply.h: New file.
6576 * config/tilepro/tilepro-protos.h: New file.
6577 * config/tilepro/tilepro.c: New file.
6578 * config/tilepro/tilepro.h: New file.
6579 * config/tilepro/tilepro.md: New file.
6580 * config/tilepro/tilepro.opt: New file.
6582 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6584 PR tree-optimization/52210
6585 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
6586 vect_model_simple_cost with two entry vect_def_type array instead
6587 of an address of dt.
6589 2012-02-14 Richard Guenther <rguenther@suse.de>
6592 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6593 Do not stream DECL_QUALIFIER.
6594 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6595 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
6596 (find_decls_types_r): Do not walk DECL_QUALIFIER.
6598 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6601 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
6604 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6607 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
6608 * cselib.c (cselib_subst_to_values_from_insn): New function.
6609 * sched-deps.c (add_insn_mem_dependence,
6610 sched_analyze_1, sched_analyze_2): Use it.
6612 2012-02-13 Jan Hubicka <jh@suse.cz>
6615 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
6617 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
6619 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
6620 (GTM_SELF_SPECS): Define if not already defined.
6621 (driver_self_specs): Add GTM_SELF_SPECS.
6622 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
6623 (GTM_SELF_SPECS): Define.
6624 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
6625 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
6627 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6629 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
6632 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
6635 * omp-low.c (expand_omp_for): If a static schedule without chunk size
6636 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
6638 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
6641 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
6643 2012-02-13 Richard Guenther <rguenther@suse.de>
6645 PR translation/52211
6646 * passes.c (enable_disable_pass): Fix typo.
6648 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6651 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
6652 XOR for reduce_bit_field if type is unsigned.
6654 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
6656 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
6657 disallow changes from SFmode to mode with different size in FP regs.
6659 2012-02-12 Robert Millan <rmh@gnu.org>
6660 Gerald Pfeifer <gerald@pfeifer.com>
6662 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
6665 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
6667 PR rtl-optimization/52175
6668 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
6669 to frame-related instructions.
6671 2012-02-10 Jason Merrill <jason@redhat.com>
6674 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
6675 (demangle_new_symbols): Fill it.
6676 (scan_linker_output): Walk it.
6677 (start_tweaking): Split out from scan_linker_output.
6678 (maybe_tweak): Update sym->chosen.
6679 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
6681 2012-02-11 Jakub Jelinek <jakub@redhat.com>
6684 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
6686 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
6688 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6689 having the same mode as previous compare.
6691 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6693 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6694 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6695 (nonlocal_goto_internal): Likewise.
6696 (nonlocal_goto): Emit a use and an indirect jump directly.
6698 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6701 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6702 __atomic_{is,always}_lock_free.
6704 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6707 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6708 negative constant address for TARGET_X32.
6710 2012-02-10 Richard Henderson <rth@redhat.com>
6712 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6713 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6714 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6716 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6717 Ira Rosen <irar@il.ibm.com>
6719 PR tree-optimization/50031
6720 * targhooks.c (default_builtin_vectorization_cost): Handle
6722 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6723 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6724 all types of reduction and pattern statements.
6725 (vect_estimate_min_profitable_iters): Likewise.
6726 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6727 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6728 for explicit realigns.
6729 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6730 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6732 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6733 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6734 vec_perm for VSX and handle vec_promote_demote.
6736 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6739 * builtins.c (fold_builtin_atomic_always_lock_free,
6740 expand_builtin_atomic_always_lock_free,
6741 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6742 Return and/or test boolean_true_node/boolean_false_node instead of
6743 integer_one_node/integer_zero_node.
6745 2012-02-10 Jan Hubicka <jh@suse.cz>
6748 * predict.c (predict_paths_for_bb): Prevent looping.
6749 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6751 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6753 * config/arm/arm.c (output_move_double): In one case properly
6754 count number of instructions that will be emitted.
6756 2012-02-10 Richard Guenther <rguenther@suse.de>
6758 PR translation/52193
6759 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6761 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6764 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6766 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6769 * var-tracking.c (emit_note_insn_var_location): If
6770 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6771 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6772 non-NOTE_DURING_CALL_P insn.
6774 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6777 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6779 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6782 * gcc.c (switch_matches) Support switches with separated form,
6785 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6787 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6789 (RAMPZ_ADDR): Ditto.
6790 * config/avr/avr.c (avr_addr_t): New typedef.
6791 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6792 (avr_init_expanders): Initialize it.
6793 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6795 (expand_epilogue): Ditto.
6796 (avr_print_operand): Ditto.
6797 (avr_file_start): Ditto.
6798 (avr_emit_movmemhi): Ditto.
6800 2012-02-08 Richard Guenther <rguenther@suse.de>
6802 PR tree-optimization/46886
6803 * tree-flow.h (do_while_loop_p): Declare.
6804 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6805 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6807 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6809 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6810 always succeed for integers larger than a native word.
6812 2012-02-08 Richard Guenther <rguenther@suse.de>
6814 PR rtl-optimization/52170
6815 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6816 properly handle integer vector modes.
6818 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6820 PR gcov-profile/52150
6821 * coverage.c: Include target.h.
6822 (build_var): Call targetm.strip_name_encoding on the assembler name.
6823 Change one _ into . or $ if the target allows it.
6824 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6826 PR rtl-optimization/52139
6827 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6828 is a BARRIER after emit_insn_after_noloc, move BB_END
6829 to the last non-BARRIER insn before it.
6831 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6834 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6835 (mips_gimplify_va_arg_expr): Call it instead of
6836 std_gimplify_va_arg_expr.
6838 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6840 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6841 message for -mno-pointers-to-nested-function.
6843 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6846 * expr.c (get_inner_reference): If there is an offset, add a negative
6847 bit position to it (if any).
6849 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6851 PR rtl-optimization/52060
6852 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6853 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6854 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6855 and/or i0src_copy2 when needed.
6857 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6859 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6860 or LTOPLUGINSONAME if have_c.
6862 * config/freebsd-spec.h: Add comment about what macros can be defined
6864 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6865 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6868 2012-02-07 Richard Guenther <rguenther@suse.de>
6870 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6871 newline in -alias dumps.
6873 2012-02-07 Kai Tietz <ktietz@redhat.com>
6874 Dave Korn <dave.korn.cygwin@gmail.com>
6877 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6878 Take care that typinfo gets dllexport-attribute.
6880 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6883 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6884 if modifier < EXPAND_SUM call force_operand on the result.
6886 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6888 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6889 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6891 (epiphany_function_type): Replace types for specific interrupts with
6892 EPIPHANY_FUNCTION_INTERRUPT.
6893 (EPIPHANY_INTERRUPT_P): Update.
6894 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6895 New static function.
6896 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6897 <disinterrupt>: Affects type identity.
6898 (epiphany_handle_interrupt_attribute): Handle variable number of
6900 (epiphany_compute_function_type): Update for new
6901 epiphany_function_type definition.
6902 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6903 handlers with a longcall forwarder.
6904 (epiphany_start_function): Handle multiple interrupt arguments and/or
6905 forwarder_section attribute.
6907 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6910 2012-02-07 Alan Modra <amodra@gmail.com>
6913 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6916 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6918 PR tree-optimization/50969
6919 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6920 use vec_perm rather than vector_stmt.
6921 (vect_model_load_cost): Likewise.
6922 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6923 vec_perm to be the same as other vector statements.
6924 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6925 cost of vec_perm for TARGET_VSX.
6927 2012-02-06 Richard Guenther <rguenther@suse.de>
6929 PR tree-optimization/52115
6930 * tree-sra.c (access_has_replacements_p): New function.
6931 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6933 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6936 * trans-mem.c (expand_call_tm): Add an assertion.
6937 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6940 2012-02-06 Richard Guenther <rguenther@suse.de>
6942 PR tree-optimization/50955
6943 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6944 raise cost of expressions that replace an address with an
6945 expression based on a different pointer.
6947 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6950 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6951 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6953 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6956 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6957 -Weffc++ and specify guidelines come from second edition.
6959 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6961 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6962 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6963 (call_direct_split, call_value_split, call_value_internal_direct)
6964 (call_value_direct_split, call_value_multiple_split): Use jal and
6965 jal_macro attributes.
6967 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6969 * reload1.c (reload_regs_reach_end_p): Replace with...
6970 (reload_reg_rtx_reaches_end_p): ...this function.
6971 (new_spill_reg_store): Update commentary.
6972 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6973 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6974 before setting new_spill_reg_store.
6975 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6976 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6977 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6978 for non-spill reload registers.
6980 2012-02-05 Ira Rosen <irar@il.ibm.com>
6982 PR tree-optimization/52091
6983 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6984 (vect_is_simple_use_1): Likewise.
6985 * tree-vect-loop.c (vectorizable_reduction): Update calls
6986 to vect_is_simple_use_1 and vect_is_simple_use.
6987 (vectorizable_live_operation): Likewise.
6988 * tree-vect-patterns.c (widened_name_p,
6989 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6990 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6991 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6992 vectorizable_shift,vectorizable_operation, vectorizable_store,
6993 vectorizable_load): Likewise.
6994 (vect_is_simple_cond): Add an argument, pass it to
6995 vect_is_simple_use_1.
6996 (vectorizable_condition): Update calls to vect_is_simple_cond,
6998 (vect_is_simple_use): Add an argument, the statement in which
6999 OPERAND is used. Check that if OPERAND's def stmt is a double
7000 reduction phi node, the use is a phi node too.
7001 (vect_is_simple_use_1): Add an argument, pass it to
7003 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
7004 to vect_is_simple_use.
7006 2012-02-04 Jakub Jelinek <jakub@redhat.com>
7008 PR rtl-optimization/52095
7009 * modulo-sched.c (dump_insn_locator): New function.
7010 (loop_canon_p, sms_schedule): Use it.
7012 PR rtl-optimization/52113
7013 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
7014 even for decomposable shift/zext insns.
7016 2012-02-03 Jakub Jelinek <jakub@redhat.com>
7017 Zdenek Dvorak <ook@ucw.cz>
7019 PR rtl-optimization/52092
7020 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
7021 on get_iv_value result.
7023 2012-02-02 Andrew Pinski <apinski@cavium.com>
7027 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
7029 2012-02-02 Jakub Jelinek <jakub@redhat.com>
7032 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
7034 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
7036 PR rtl-optimization/49800
7037 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
7038 (sched_finish): Call regstat_free_n_sets_and_refs.
7040 2012-02-02 Jia Liu <proljc@gmail.com>
7042 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
7045 2012-02-02 Jan Hubicka <jh@suse.cz>
7046 Tom de Vries <tom@codesourcery.com>
7049 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
7050 * varpool.c (varpool_analyze_pending_decls): Likewise.
7052 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
7053 Jayant R Sonar <jayant.sonar@kpitcummins.com>
7055 * config.gcc: Add cr16-* support.
7057 * doc/extend.texi: Document cr16 extensions.
7058 * doc/install.texi: Document cr16 install.
7059 * doc/invoke.texi: Document cr16 options.
7060 * doc/md.texi: Document cr16 constraints.
7062 * common/config/cr16/cr16-common.c: New file.
7063 * config/cr16/cr16.c: New file.
7064 * config/cr16/cr16.h: New file.
7065 * config/cr16/cr16.md: New file.
7066 * config/cr16/cr16.opt: New file.
7067 * config/cr16/cr16-protos.h: New file.
7068 * config/cr16/predicates.md: New file.
7069 * config/cr16/constraints.md: New file.
7070 * config/cr16/t-cr16: New file.
7072 2012-02-02 Jakub Jelinek <jakub@redhat.com>
7075 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
7076 that operands[2] is either immediate, or q_regs_operand.
7078 PR tree-optimization/52073
7079 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
7080 a pattern stmt for pattern uses, ignore uses outside of the loop.
7082 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
7084 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
7085 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
7086 (OUT_AS1, OUT_AS2): Remove.
7088 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
7090 PR rtl-optimization/51374
7091 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
7092 to cross other volatile_refs_p insns.
7094 2012-02-01 Richard Guenther <rguenther@suse.de>
7096 * doc/invoke.texi (fno-inline): Clarify documentation.
7097 (finline-small-functions): Likewise.
7098 (finline-functions): Likewise.
7099 * common.opt (finline): Adjust comment and documentation.
7100 (finline-small-functions): Clarify documentation.
7101 (finline-functions): Likewise.
7102 (finline-functions-called-once): Likewise.
7104 2012-02-01 Tristan Gingold <gingold@adacore.com>
7106 * c-typeck.c (composite_type): Keep mode for pointers.
7108 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
7110 * function.h (regno_reg_rtx): Adjust comment.
7111 * reginfo.c (init_reg_modes_target): Only use the previous mode
7112 if it fits within one register. Remove MIPS comment.
7114 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7117 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
7119 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7121 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
7122 to srak instruction.
7124 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7126 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
7128 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7133 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
7135 2012-01-31 Richard Guenther <rguenther@suse.de>
7137 PR tree-optimization/51528
7138 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
7141 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7146 * ree.c (add_removable_extension): Change def_map argument
7147 to unsigned *, store in def_map 1 + offset into *insn_list vector
7148 instead of pointers into the vector.
7149 (find_removable_extensions): Adjust caller.
7151 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7153 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
7154 Transform all "* quoted-c-code" to { c-code }.
7155 Remove redundant test for "optimize" in combine patterns.
7156 Move (include "avr-dimode.md") to end of file.
7158 2012-01-30 Bin Cheng <bin.cheng@arm.com>
7161 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
7162 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
7164 2012-01-30 Richard Guenther <rguenther@suse.de>
7166 PR tree-optimization/52028
7167 * tree-loop-distribution.c (ldist_gen): Properly update
7170 2012-01-30 Jakub Jelinek <jakub@redhat.com>
7173 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
7174 set_cur_line_info_table if not emitting debug info.
7176 PR tree-optimization/52046
7177 * tree-vect-patterns.c (check_bool_pattern): Give up if
7178 a comparison could throw.
7181 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
7183 2012-01-30 Richard Guenther <rguenther@suse.de>
7185 PR tree-optimization/52045
7186 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
7187 SSA form if cfgcleanup did anything.
7189 2012-01-30 Richard Guenther <rguenther@suse.de>
7191 PR tree-optimization/52045
7192 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
7193 before computing final todo.
7195 2012-01-30 Richard Guenther <rguenther@suse.de>
7197 PR tree-optimization/51528
7198 * tree-sra.c (sra_modify_assign): Re-factor in preparation
7201 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
7203 * df-problems.c (df_kill_notes): Check that the use refers
7204 to the note under examination.
7206 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
7209 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
7210 parameter and use short-lived pseudos.
7211 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
7212 (sparc_expand_vector_init): Const-ify local variables and adjust
7213 calls to above functions.
7215 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7217 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
7219 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
7221 * doc/invoke.texi: Make usage of "compile time" and
7222 "run time"/"runtime" consistent throughout the file.
7224 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
7226 * config/alpha/alpha.c (alpha_option_override): Default to
7227 full IEEE compliance mode for Go language.
7229 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
7231 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
7232 (LINK_SSP_SPEC): Define.
7234 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7237 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
7240 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
7242 * doc/invoke.texi: Correct hyphenation of "floating point",
7243 "double precision", and related terminology throughout the file.
7245 2012-01-28 Jakub Jelinek <jakub@redhat.com>
7248 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
7249 arm_general_register_operand predicate for operand 2 instead of
7252 2012-01-27 Ian Lance Taylor <iant@google.com>
7255 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
7256 * builtins.c (expand_builtin_init_trampoline): Add onstack
7257 parameter. Change caller.
7258 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
7259 * tree.c (build_common_builtin_nodes): Declare
7260 __builtin_init_heap_trampoline.
7262 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
7264 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
7265 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
7266 * config/avr/avr.c: Ditto.
7267 (avr_regnames): Remove because unused.
7268 * config/avr/avr.md (*cpse.ne): New peephole.
7269 (*cpse.eq): New peephole from former cpse peepholes.
7271 2012-01-27 Michael Eager <eager@eagercon.com>
7273 * config/microblaze.c (microblaze_emit_compare): Correct
7274 test after pcmp instruction.
7276 2012-01-27 Richard Guenther <rguenther@suse.de>
7278 PR tree-optimization/52020
7279 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
7281 2012-01-27 Richard Guenther <rguenther@suse.de>
7283 * ipa-pure-const.c (check_stmt): Clobbers do not make a
7284 function non-const/pure.
7286 2012-01-27 Richard Guenther <rguenther@suse.de>
7288 PR tree-optimization/50444
7289 * tree-sra.c (build_ref_for_offset): Properly adjust the
7290 MEM_REF type for unaligned accesses.
7292 2012-01-27 Richard Guenther <rguenther@suse.de>
7294 PR tree-optimization/50444
7295 * expr.c (mem_ref_refers_to_non_mem_p): New function.
7296 (expand_assignment): Use it. Properly handle misaligned
7297 bases when expanding stores to component references.
7298 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
7301 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
7304 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
7305 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
7306 * tree-data-ref.c (find_data_references_in_loop): Make static.
7307 (compute_all_dependences): Change return type to bool. Bail out
7308 for too many datarefs in a loop. Move the hunk resetting the data
7309 dependences vector from ...
7310 (compute_data_dependences_for_loop): ... here. Account for
7311 compute_all_dependences returning false.
7312 (compute_data_dependences_for_bb): Likewise.
7313 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
7314 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
7316 2012-01-27 Richard Guenther <rguenther@suse.de>
7319 * expr.c (store_field): Use the alias-set of the scratch memory
7322 2012-01-27 Tom de Vries <tom@codesourcery.com>
7324 PR tree-optimization/51990
7325 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7327 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
7329 2012-01-27 Jakub Jelinek <jakub@redhat.com>
7332 * var-tracking.c (reverse_op): Don't add any reverse operation
7333 if V already has any constant locations.
7335 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7337 * doc/invoke.texi: Correct usage of "command line" (noun)
7338 vs "command-line" (adjective) throughout.
7340 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7342 * doc/invoke.texi (Language Independent Options): Move
7343 -Wcoverage-mismatch blurb from here....
7344 (Warning Options): ...to here.
7346 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
7348 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7349 Set rs6000_always_hint to false for 476.
7351 2012-01-27 Matthias Klose <doko@ubuntu.com>
7353 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
7355 * incpath.c (add_standard_paths): Likewise.
7357 2012-01-27 Richard Henderson <rth@redhat.com>
7359 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7360 * config/m68k/sync.md (atomic_test_and_set): Rename from
7361 sync_test_and_setqi and adjust the operands.
7362 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
7363 and unconditionally enable.
7365 2012-01-27 Richard Henderson <rth@redhat.com>
7367 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7368 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
7369 (ldstub): Rename from ldstubqi.
7370 (ldstub<I24MODE>): Remove.
7372 2012-01-27 Richard Henderson <rth@redhat.com>
7374 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7375 * c-cppbuiltin.c (cpp_atomic_builtins): Define
7376 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
7377 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
7378 * doc/tm.texi: Rebuild.
7380 2012-01-27 Richard Henderson <rth@redhat.com>
7382 * optabs.c (gen_atomic_test_and_set): Remove default.
7383 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
7385 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7387 PR rtl-optimization/51978
7388 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
7389 (combine_reaching_defs): Likewise.
7390 (struct re_info): Remove.
7391 (add_removable_extension): Remove x and data arguments,
7392 add insn, insn_list and def_map. Use the arguments directly
7393 instead of using struct re_info.
7394 (find_removable_extensions): Don't call add_removable_extension
7395 through note_stores, instead just call it with single_set
7397 (find_and_remove_re): Pass curr_cand->expr instead of
7398 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
7400 2012-01-26 Michael Matz <matz@suse.de>
7402 PR tree-optimization/46590
7403 * cfgexpand.c: Revert last change (r183305).
7404 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
7406 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
7407 checking for emptiness.
7409 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7412 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
7413 non-addressable non-BLKmode base correctly.
7415 2012-01-26 Michael Matz <matz@suse.de>
7417 PR tree-optimization/48794
7418 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
7419 regions referenced from RESX/EH_DISPATCH.
7421 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7423 * config/s390/s390.h: Make BRANCH_COST an option.
7424 * config/s390/s390.opt: New option -mbranch-cost.
7426 2012-01-26 Richard Henderson <rth@redhat.com>
7428 Revert 2012-01-24 change:
7429 * trans-mem.c (requires_barrier): Do not instrument thread local
7430 variables and emit save/restore for them.
7432 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7435 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
7438 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
7440 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
7443 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
7446 Rename __pgm to __flash.
7447 Rename __pgm1 to __flash1.
7448 Rename __pgm2 to __flash2.
7449 Rename __pgm3 to __flash3.
7450 Rename __pgm4 to __flash4.
7451 Rename __pgm5 to __flash5.
7452 Rename __pgmx to __memx.
7453 * doc/extend.texi (AVR Named Address Spaces)
7454 Rename address space names as indicated above.
7455 * config/avr/avr.c (avr_addrspace): Ditto.
7457 * config/avr/avr-protos.h
7458 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
7459 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
7460 * config/avr/predicates.md: Ditto.
7461 * config/avr/avr.c Ditto, and
7462 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
7463 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
7465 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
7466 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
7467 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
7468 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
7469 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
7470 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
7471 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
7472 * config/avr/avr.c: Ditto.
7473 * config/avr/avr.md: Ditto.
7475 2012-01-25 Jason Merrill <jason@redhat.com>
7478 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
7480 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7482 PR tree-optimization/51987
7483 * tree-data-ref.c (get_references_in_stmt): Handle references in
7484 non-volatile GIMPLE_ASM.
7486 2012-01-25 Richard Guenther <rguenther@suse.de>
7488 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
7489 bases are dereferenced.
7491 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7493 PR rtl-optimization/48374
7494 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
7496 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7498 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
7499 compute_data_dependences_for_loop returns false.
7500 * tree-parloops.c (loop_parallel_p): Likewise.
7502 2012-01-25 Richard Guenther <rguenther@suse.de>
7504 * tree.h (get_pointer_alignment_1): Declare.
7505 * builtins.c (get_pointer_alignment_1): New function.
7506 (get_pointer_alignment): Use it.
7508 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7510 PR rtl-optimization/48308
7511 * combine.c (enum undo_kind): Add UNDO_LINKS.
7512 (struct undo): Add member l to other_contents and where.
7513 (do_SUBST_LINK): New.
7515 (try_combine): Handle LOG_LINKS for the dummy i1 case.
7516 (undo_all): Handle UNDO_LINKS.
7518 2012-01-25 Richard Henderson <rth@redhat.com>
7520 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
7523 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7525 * optabs.c (gen_atomic_test_and_set): Use each argument.
7527 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7529 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
7530 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
7531 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7532 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7533 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7534 TARGET_PAIRED_SINGLE_FLOAT.
7536 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7538 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7539 (in_struct, return_val): Remove MEM documentation.
7540 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7541 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7542 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7544 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7545 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7546 * expr.c (store_field): Likewise.
7547 * function.c (assign_stack_temp_for_type): Likewise.
7548 * ifcvt.c (noce_try_cmove_arith): Likewise.
7549 * reload1.c (reload): Likewise.
7550 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7551 (alpha_set_memflags): Likewise.
7552 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7554 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7556 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7558 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
7559 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
7560 (true_dependence_1, true_dependence, canon_true_dependence): Remove
7562 * cselib.c (cselib_rtx_varies_p): Delete.
7563 (cselib_invalidate_mem): Update call to canon_true_dependence.
7564 * dse.c (record_store, check_mem_read_rtx): Likewise.
7565 (scan_reads_nospill): Likewise.
7566 * cse.c (check_dependence): Likewise.
7567 (cse_rtx_varies_p): Delete.
7568 * expr.c (safe_from_p): Update call to true_dependence.
7569 * ira.c (validate_equiv_mem_from_store): Likewise.
7570 (memref_referenced_p): Likewise.
7571 * postreload-gcse.c (find_mem_conflicts): Likewise.
7572 * sched-deps.c (sched_analyze_2): Likewise.
7573 * store-motion.c (load_kills_store): Likewise.
7574 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
7575 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7576 (compute_transp): Update call to canon_true_dependence.
7578 2012-01-25 Richard Henderson <rth@redhat.com>
7580 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
7581 (maybe_emit_atomic_test_and_set): New.
7582 (expand_sync_lock_test_and_set): Use it.
7583 (expand_atomic_test_and_set): Likewise.
7584 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
7585 the implementation; clarify implementation defined details.
7586 * doc/md.texi (atomic_test_and_set): Document.
7588 2012-01-25 Richard Henderson <rth@redhat.com>
7590 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
7592 2012-01-25 Richard Henderson <rth@redhat.com>
7595 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
7596 to effect no-op split.
7598 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7601 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
7602 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
7603 (BT_FN_VOID_PTR_INT_SIZE): New.
7604 (BT_FN_UINT_UINT_VAR): Remove.
7605 (BT_FN_UINT32_UINT32_VAR): New.
7606 (BT_FN_DOUBLE_VPTR): Remove.
7607 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
7609 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
7610 (_ITM_changeTransactionMode): Same.
7611 (_ITM_memmoveRtWt): Change return type to void.
7612 (_ITM_memcpyRtWt): Same.
7613 (_ITM_memsetW): Same.
7614 (_ITM_RaRD): Change types to double.
7619 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
7621 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7622 Patrick Marlier <patrick.marlier@gmail.com>
7624 * trans-mem.c (requires_barrier): Do not instrument thread local
7625 variables and emit save/restore for them.
7627 2012-01-24 Jason Merrill <jason@redhat.com>
7630 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
7631 output static aliases.
7633 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7636 * common.opt (-pie, -shared, pie, shared): Change from Common to
7638 * gcc.c (display_help): Display help for -pie and -shared.
7640 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
7643 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
7644 Remove note on size/offset limitation.
7645 (AVR Variable Attributes): Add example how to read data located
7646 with progmem. Refer to named address spaces.
7647 * doc/invoke.texi (AVR Options): Fix typo.
7649 2012-01-24 Richard Guenther <rguenther@suse.de>
7651 Forward-port to trunk
7652 2010-09-21 Jakub Jelinek <jakub@redhat.com>
7655 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
7656 op0 isn't sufficiently aligned and there is movmisalignM
7657 insn for mode, use it to load op0 into a temporary register.
7659 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7662 * target.def (const_not_ok_for_debug_p): New hook.
7663 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
7665 * doc/tm.texi: Regenerated.
7666 * dwarf2out.c (const_ok_for_output_1): If
7667 targetm.const_not_ok_for_debug_p returns true, fail.
7668 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
7670 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
7672 2012-01-23 Kai Tietz <ktietz@redhat.com>
7675 * config/i386/predicates.md (symbolic_operand): Allow
7676 UNSPEC_PCREL as PIC expression for lea.
7677 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
7678 * config/i386/i386.c (ix86_delegitimize_address): Handle
7679 UNSPEC_PCREL for none-MEM, too.
7681 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7683 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
7684 (ipa_tm_create_version_alias): Same.
7686 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
7689 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7690 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7692 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7693 Patrick Marlier <patrick.marlier@gmail.com>
7694 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7697 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7698 simple_object_start_read.
7700 2012-01-23 Richard Guenther <rguenther@suse.de>
7703 PR tree-optimization/51895
7704 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7705 parameter decomposition into BLKmode components.
7707 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7709 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7710 fake variables for restrict-qualified pointers whose pointed-to type
7711 contains a placeholder.
7713 2012-01-23 Richard Guenther <rguenther@suse.de>
7715 PR tree-optimization/51949
7716 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7718 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7720 PR rtl-optimization/51933
7721 * ree.c (transform_ifelse): Return true right away if dstreg is
7722 already wider or equal to cand->mode.
7723 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7724 (make_defs_and_copies_lists): Remove defs_list and copies_list
7725 arguments, add state argument, just truncate state->work_list
7726 instead of always allocating and freeing the vector. Assert that
7727 get_defs succeeds instead of returning 2. Changed return type to bool.
7728 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7729 have ext_src_mode, see if it has been modified already with the
7730 right kind of extension and has been extended before from the
7731 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7732 just return true. Remember the original mode in state->modified array.
7733 (combine_reaching_defs): Add state argument. Don't allocate and
7734 free here def_list, copied_list and vec vectors, instead just
7735 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7736 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7737 Add state variable, clear vectors in it, initialize state.modified
7738 if needed. Free all the vectors at the end and state.modified too.
7739 Don't skip a candidate if the extension expression has been modified.
7741 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7744 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7745 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7746 (extra_options) interix.opt -> i386/interix.opt"
7747 (extra_objs):Add winnt-stubs.o
7748 * configure.ac: Add interix to target_os .comm on PE check.
7749 * configure: Regenerate.
7750 * config/interix3.h: Delete and move bits to..
7751 * config/interix.h: Delete and move bits to..
7752 * config/i386/i386-interix3.h: Delete and move bits to..
7753 * config/i386/i386-interix.h: ..here.
7754 (TARGET_CPU_DEFAULT): Remove redefinition.
7755 (TARGET_ASM_CONSTRUCTOR): Undefine.
7756 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7757 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7758 (PTRDIFF_TYPE): Define.
7759 (LONG_DOUBLE_TYPE_SIZE): Define.
7760 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7761 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7762 (TARGET_SECTION_TYPE_FLAGS): Define.
7763 (ASM_DECLARE_FUNCTION_NAME): Define.
7764 (ASM_OUTPUT_EXTERNAL): Define.
7765 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7766 (ASM_OUTPUT_ALIGNED_BSS): Define.
7767 (PCC_BITFIELD_TYPE_MATTERS): Define.
7768 (USE_CONST_SECTION): Define.
7769 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7770 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7771 (SUPPORTS_ONE_ONLY): Remove.
7772 (I386_PE_STRIP_ENCODING): Define.
7773 * config/interix.opt: Delete and move bits to..
7774 * config/i386/interix.opt: ..here. New.
7775 (mpe-aligned-commons): Add.
7776 * config/i386/t-interix: Add copyright header.
7777 (winnt-stubs.o): Add rule.
7779 2012-01-22 Jason Merrill <jason@redhat.com>
7782 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7783 for extra name aliases.
7785 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7787 PR rtl-optimization/51924
7788 * ree.c (combine_set_extension): Improve debugging message.
7789 (combine_reaching_defs): Likewise.
7790 (get_defs): Rename confusingly named variable.
7791 (find_and_remove_re): Skip a candidate if the extension expression has
7794 2012-01-21 Robert Millan <rmh@gnu.org>
7795 Gerald Pfeifer <gerald@pfeifer.com>
7797 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7798 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7800 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7802 PR tree-optimization/51914
7803 * tree-vect-stmts.c (vectorizable_conversion): For
7804 cvt_type && modifier == WIDEN, put temporary with cvt_type
7805 at the beginning of vec_dsts and set vec_dest to temporary
7808 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7810 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7812 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7814 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7815 * config/rs6000/rs6000.c: Likewise.
7817 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7820 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7821 output_move_double on a copy of operands array.
7823 2012-01-20 Cary Coutant <ccoutant@google.com>
7824 Dodji Seketeli <dodji@redhat.com>
7827 * dwarf2out.c (copy_declaration_context): Return ref to parent
7828 of declaration DIE, if necessary.
7829 (remove_child_or_replace_with_skeleton): Add new parameter; update
7830 caller. Place skeleton DIE under parent DIE of original declaration.
7831 Move call to copy_declaration_context to here ...
7832 (break_out_comdat_types): ... from here.
7834 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7836 PR rtl-optimization/51856
7837 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7840 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7843 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7844 hints for neon loads and stores.
7846 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7850 * doc/extend.texi (Named Address Spaces): Split into subsections.
7851 (AVR Named Address Spaces): New subsection.
7852 (M32C Named Address Spaces): New subsection.
7853 (RL78 Named Address Spaces): New subsection.
7854 (SPU Named Address Spaces): New subsection.
7855 (Variable Attributes): New anchor "AVR Variable Attributes".
7856 (AVR Variable Attributes): Rewrite and avoid wording
7857 "address space" in this context.
7858 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7859 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7860 (AVR Built-in Macros): New subsubsection therein.
7861 * doc/md.texi (AVR constraints): Remove "C04", "R".
7863 2012-01-20 Richard Guenther <rguenther@suse.de>
7865 PR tree-optimization/51903
7866 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7867 when removing stmts.
7869 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7872 * config/arm/arm.c (arm_load_pic_register): Use
7873 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7874 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7875 (arm_pic_static_addr): Likewise.
7876 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7877 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7878 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7879 (pic_load_addr_unified): New.
7881 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7884 * function.c (instantiate_virtual_regs_in_insn): Use
7885 delete_insn_and_edges when removing a wrong asm insn.
7887 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7889 PR rtl-optimization/40761
7890 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7891 Add new member loop_num.
7892 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7893 (ira_build): Remove the parameter.
7895 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7896 (ira.c): Do not build CFG loops for one region allocation. Remove
7897 argument from ira_build call.
7899 * ira-build.c (init_loop_tree_node): New function.
7900 (create_loop_tree_nodes): Use it. Separate the case when CFG
7901 loops are not built.
7902 (more_one_region_p): Check current_loops.
7903 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7905 (add_loop_to_tree): Process loop equal to NULL too.
7906 (form_loop_tree): Separate the case when CFG loops are not built.
7907 Use explicitly number for the root.
7908 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7910 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7911 instead of loop->num.
7912 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7913 (mark_all_loops_for_removal): Ditto.
7914 (remove_unnecessary_regions): Separate the case when CFG loops
7916 (ira_build): Remove the parameter. Use explicit number of regions
7917 when CFG loops are not built.
7919 * ira-color.c (print_loop_title): Separate the case for the root node.
7920 Use loop_num instead of loop->num.
7921 (move_spill_restore): Use loop_num instead of loop->num.
7923 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7924 (change_loop): Ditto.
7925 (change_loop): Use loop_num instead of loop->num.
7927 * ira-lives.c (process_bb_node_lives): Ditto.
7929 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7931 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7933 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7936 * tree-mudflap.c (mf_artificial): New function.
7937 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7938 mx_register_decls, mudflap_enqueue_decl): Use it.
7941 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7942 numbers in the insn pattern.
7944 2012-01-19 Michael Matz <matz@suse.de>
7946 PR tree-optimization/46590
7947 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7948 use it in remembering which conflicts we already created.
7949 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7952 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7955 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7956 (merge_and_complain): Same.
7958 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7961 * config/initfini-array.h: Guard content of the header
7962 with #ifdef HAVE_INITFINI_ARRAY.
7963 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7964 Add initfini-array.h to tm_file here.
7965 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7966 * config.gcc: Don't add initfini-array.h to tm_file here.
7967 * configure: Regenerated.
7969 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7971 PR rtl-optimization/51505
7972 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7973 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7974 (df_note_bb_compute): Update the call to df_kill_notes.
7976 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7978 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7980 2012-01-18 Richard Guenther <rguenther@suse.de>
7982 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7983 of conversions to void *.
7985 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7986 Richard Sandiford <rdsandiford@googlemail.com>
7990 * optabs.h (simplify_expand_binop): Declare.
7991 * optabs.c (simplify_expand_binop): Make global.
7992 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7993 endian targets if the source cannot be exactly covered by word
7996 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7999 * hard-reg-set.h (struct hard_reg_set_container): New type.
8000 * target.h (struct hard_reg_set_container): Forward declare.
8001 * target.def (set_up_by_prologue): New target hook.
8002 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
8003 * doc/tm.texi: Regenerated.
8004 * function.c (thread_prologue_and_epilogue_insns): Change
8005 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
8006 Call targetm.set_up_by_prologue on it.
8007 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
8008 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
8010 2012-01-17 Nick Clifton <nickc@redhat.com>
8012 * config/rx/rx.c (rx_can_use_simple_return): New function.
8013 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
8014 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
8016 2012-01-17 Richard Guenther <rguenther@suse.de>
8019 * expr.c (expand_assignment): Take address-space information
8020 from the address operand of MEM_REF and TARGET_MEM_REF.
8021 (expand_expr_real_1): Likewise.
8023 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8025 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
8026 reload dump is requested.
8028 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
8031 * trans-mem.c (requires_barrier): Call may_be_aliased.
8033 2012-01-17 Jakub Jelinek <jakub@redhat.com>
8035 PR tree-optimization/51877
8036 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
8037 call arguments and fndecls compare equal, instead return false if they
8038 don't. Return true only if lhs1 and lhs2 are either both NULL, or
8039 both SSA_NAMEs that are valueized the same, or they satisfy
8042 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8044 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
8046 * configure: Regenerate.
8048 2012-01-16 Jan Hubicka <jh@suse.cz>
8052 * convert.c (convert_to_integer): Use fold_convert for
8053 converting an INTEGER_CST to integer type.
8055 2012-01-16 Jason Merrill <jason@redhat.com>
8058 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
8060 2012-01-16 Jakub Jelinek <jakub@redhat.com>
8063 * config/s390/s390.c (s390_chunkify_start): Don't skip
8064 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
8065 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
8066 If insn is followed by NOTE_INSN_VAR_LOCATION or
8067 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
8068 Don't use location of note insns.
8070 PR tree-optimization/51865
8071 * tree-inline.c (tree_function_versioning): Call remap_decl
8072 on DECL_RESULT whenever it has VOID_TYPE_P type.
8074 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8076 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
8077 for calls to locally-binding MIPS16 functions if only the return
8078 type uses float regs.
8080 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
8081 Richard Sandiford <rdsandiford@googlemail.com>
8083 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
8084 (SYMBOL_32_HIGH): Likewise.
8085 (mips_output_tls_reloc_directive): Declare.
8086 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
8087 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
8088 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
8089 (mips_lo_relocs, mips_hi_relocs): Make extern.
8090 (mips16_stub_function): Move up file.
8091 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
8092 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
8093 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
8094 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
8095 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
8096 (mips_get_tp): Add MIPS16 support.
8097 (mips_legitimize_tls_address): Remove MIPS16 sorry().
8098 Generalize DTPREL and TPREL handling.
8099 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
8100 Add MIPS16 TLS support.
8101 (mips_output_tls_reloc_directive): New function.
8102 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
8103 * config/mips/predicates.md (symbolic_operand_with_high)
8104 (tls_reloc_operand): New predicates.
8105 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
8106 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
8107 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
8108 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
8109 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
8110 (*tls_get_tp_mips16_call_<mode>): Likewise.
8112 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
8114 PR rtl-optimization/51821
8115 * recog.c (peep2_find_free_register): Determine clobbered registers
8118 2012-01-14 Denis Chertykov <chertykov@gmail.com>
8121 * config/avr/avr-protos.h: Revert change of 2012-01-09.
8122 * config/avr/avr.c: Likewise.
8123 * config/avr/avr.h: Likewise.
8125 2012-01-13 Ian Lance Taylor <iant@google.com>
8128 * tree.h (TYPE_QUALS): Add cast to int.
8129 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
8131 2012-01-13 Ian Lance Taylor <iant@google.com>
8133 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
8134 comparing param_index to VEC_length result.
8136 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
8138 * c-decl.c: Do not include tree-mudflap.h
8139 * tree-optimize.c: Likewise.
8140 * Makefile.in: Update dependencies.
8142 2012-01-13 Richard Guenther <rguenther@suse.de>
8145 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
8146 variable-sized result always use RSO.
8148 2012-01-12 DJ Delorie <dj@redhat.com>
8150 * cfgexpand.c (convert_debug_memory_address): Allow any valid
8151 pointer type, not just the default pointer type.
8153 2012-01-09 Richard Henderson <rth@redhat.com>
8154 Denis Chertykov <chertykov@gmail.com>
8157 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
8158 * config/avr/avr.c (avr_can_eliminate): Simplify.
8159 (avr_initial_elimination_offset): Likewise.
8160 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
8161 (expand_epilogue): Likewise.
8162 (avr_legitimize_address): Gut.
8163 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
8164 (avr_hard_regno_nregs): New.
8165 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
8166 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
8167 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
8168 add soft frame pointer.
8169 (CALL_USED_REGISTERS): Likewise.
8170 (REG_CLASS_CONTENTS): Likewise.
8171 (REGISTER_NAMES): Likewise.
8172 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
8173 (HARD_FRAME_POINTER_REGNUM): New.
8174 (FRAME_POINTER_REGNUM): Use soft frame pointer.
8175 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
8176 remove the HARD_FRAME_POINTER self-elimination.
8178 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
8181 * config/avr/avr.c (avr_encode_section_info): Test for absence of
8182 DECL_EXTERNAL when checking for initializers of progmem variables.
8184 2012-01-12 Ira Rosen <irar@il.ibm.com>
8186 PR tree-optimization/51799
8187 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
8188 that the last operation is a type demotion.
8190 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
8192 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
8193 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
8195 2012-01-11 Jakub Jelinek <jakub@redhat.com>
8198 * combine.c (distribute_notes): If i3 is a noreturn call,
8199 allow old_size to be equal to args_size and make sure the
8200 noreturn call gets REG_ARGS_SIZE note.
8201 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
8202 on noreturn calls even when the delta is 0.
8204 2012-01-11 Nathan Sidwell <nathan@acm.org>
8206 * gcov.c (STRING_SIZE): Remove.
8207 (generate_results): Erase annotations for source files with no
8208 coverage information.
8210 (output_lines): Use it.
8212 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8214 * gimple.h (gimplify_body): Remove first argument.
8215 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
8216 pointer set here, instead just pass DATA to walk_tree.
8217 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
8218 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
8219 (unvisit_body): Likewise, but with unmark_visited.
8220 (gimplify_body): Remove BODY_P argument and adjust.
8221 (gimplify_function_tree): Adjust call to gimplify_body.
8222 * omp-low.c (finalize_task_copyfn): Likewise.
8224 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8226 * tree.h (build_function_decl_skip_args): Add boolean parameter.
8227 (build_function_type_skip_args): Delete.
8228 * tree.c (build_function_type_skip_args): Make static and add
8229 SKIP_RETURN parameter. Fix thinko in the handling of variants.
8230 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
8231 pass it to build_function_type_skip_args.
8232 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
8233 (tree_function_versioning): Likewise.
8234 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
8235 build_function_decl_skip_args.
8236 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
8237 and pass it to build_function_decl_skip_args/tree_function_versioning.
8238 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
8239 * ipa-inline-transform.c (save_inline_function_body): Likewise.
8240 * trans-mem.c (ipa_tm_create_version): Likewise.
8241 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
8242 * tree-inline.c (declare_return_variable): Remove always-true test.
8243 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
8244 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
8245 * ipa-split.c (split_function): Skip the return value for the split
8246 part if it doesn't return.
8248 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8250 PR tree-optimization/49642
8251 * ipa-split.c (forbidden_dominators): New variable.
8252 (check_forbidden_calls): New function.
8253 (dominated_by_forbidden): Likewise.
8254 (consider_split): Check for forbidden dominators.
8255 (execute_split_functions): Initialize and free forbidden
8256 dominators info; call check_forbidden_calls.
8258 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8260 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
8262 2012-01-11 Nick Clifton <nickc@redhat.com>
8264 * config/rx/rx.md (return): Define pattern.
8266 2012-01-11 Richard Guenther <rguenther@suse.de>
8268 * doc/extend.texi (malloc attribute): Adjust according to
8271 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
8272 Patrick Marlier <patrick.marlier@gmail.com>
8275 * trans-mem.c (get_cg_data): Traverse aliases if requested.
8276 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
8277 (ipa_tm_note_irrevocable): Same.
8278 (ipa_tm_scan_irr_block): Same.
8279 (ipa_tm_decrement_clone_counts): Same.
8280 (ipa_tm_scan_irr_function): Same.
8281 (ipa_tm_create_version_alias): Same.
8282 (ipa_tm_create_version): Same.
8283 (ipa_tm_transform_calls_redirect): Same.
8284 (ipa_tm_transform_calls): Same.
8285 (ipa_tm_transform_transaction): Same.
8286 (ipa_tm_execute): Same.
8288 2012-01-10 Richard Guenther <rguenther@suse.de>
8291 * opts.c (common_handle_option): Handle -Werror.
8293 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
8295 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
8298 2012-01-10 Jason Merrill <jason@redhat.com>
8300 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
8303 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8305 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
8306 supports R_386_TLS_GD_PLT reloc.
8307 (gcc_cv_as_ix86_tlsldmplt): Check if linker
8308 supports R_386_TLS_LDM_PLT reloc.
8309 * configure: Regenerate.
8310 * config.in: Regenerate.
8312 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
8315 Extend __pgmx semantics to linearize memory.
8316 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
8317 determine if code comes inline or from libgcc.
8318 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
8319 (movmem_qi, movmem_qi): Set constraint #2 to "n".
8320 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
8321 (movmemx_qi, movmemx_hi): New insns.
8322 (xload_<mode>_libgcc): Rewrite to new insn condition.
8323 (xload_<mode>): Remove insns.
8324 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
8325 cases that don't satisfy avr_xload_libgcc_p().
8326 (avr_addr_space_convert): Allow converting in any direction.
8327 (avr_addr_space_subset_p): Return always true.
8328 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
8329 (avr_emit_movmemhi): Ditto.
8330 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
8331 (avr_out_movmem): Ditto.
8332 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
8333 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
8334 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
8335 (avr_encode_section_info): Encode 'progmem' in symbol flags.
8336 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
8338 2012-01-10 Richard Guenther <rguenther@suse.de>
8340 PR tree-optimization/50913
8341 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
8342 Require data-refs to be representable by Graphite with respect
8345 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
8347 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
8348 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
8350 2012-01-10 Tom de Vries <tom@codesourcery.com>
8352 PR rtl-optimization/51271
8353 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
8354 handling annulled branch.
8356 2012-01-10 Richard Henderson <rth@redhat.com>
8358 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
8359 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
8360 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
8361 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
8362 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
8363 arm_expand_vec_perm_const): New.
8364 * config/arm/arm-protos.h: Update.
8365 * config/arm/neon.md (UNSPEC_VCONCAT): New.
8366 (*neon_vswp<VDQX>): New.
8367 (neon_vcombine<VDX>): Use neon_split_vcombine.
8368 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
8369 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
8370 (vec_perm<VE>): New.
8372 2012-01-10 Richard Henderson <rth@redhat.com>
8374 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
8375 use it if reload_completed.
8376 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
8377 arm_output_asm_insn, arm_process_output_memory_barrier,
8378 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
8379 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
8380 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
8381 arm_process_output_sync_insn, arm_output_sync_insn,
8382 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
8383 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
8384 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
8385 (emit_unlikely_jump): New.
8386 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
8387 (arm_split_atomic_op): New.
8388 * config/arm/arm-protos.h: Update.
8389 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
8390 (struct arm_sync_generator): Remove.
8391 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
8392 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
8393 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
8394 (VUNSPEC_LL, VUNSPEC_SC): New.
8395 (sync_result, sync_memory, sync_required_value, sync_new_value,
8396 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
8397 (attr length): Don't use arm_sync_loop_insns.
8398 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
8399 (movsfcc, movdfcc): Likewise.
8400 * config/arm/constraints.md (Ua): New.
8401 * config/arm/prediates.md (mem_noofs_operand): New.
8402 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
8403 (sync_clobber, sync_t2_reqd): Remove.
8404 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
8405 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
8406 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
8407 (arm_sync_compare_and_swap<SIDI>): Remove.
8408 (arm_sync_compare_and_swap<NARROW>): Remove.
8409 (arm_sync_lock_test_and_set<SIDI>): Remove.
8410 (arm_sync_lock_test_and_set<NARROW>): Remove.
8411 (arm_sync_new_<syncop><SIDI>): Remove.
8412 (arm_sync_new_<syncop><NARROW>): Remove.
8413 (arm_sync_new_nand<SIDI>): Remove.
8414 (arm_sync_new_nand<NARROW>): Remove.
8415 (arm_sync_old_<syncop><SIDI>): Remove.
8416 (arm_sync_old_<syncop><NARROW>): Remove.
8417 (arm_sync_old_nand<SIDI>): Remove.
8418 (arm_sync_old_nand<NARROW>): Remove.
8419 (*memory_barrier): Merge arm_output_memory_barrier.
8420 (atomic_compare_and_swap<QHSD>): New.
8421 (atomic_compare_and_swap<NARROW>_1): New.
8422 (atomic_compare_and_swap<SIDI>_1): New.
8423 (atomic_exchange<QHSD>): New.
8424 (cas_cmp_operand, cas_cmp_str): New.
8425 (atomic_op_operand, atomic_op_str): New.
8426 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
8427 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
8428 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
8429 (arm_load_exclusive<NARROW>): New.
8430 (arm_load_exclusivesi, arm_load_exclusivedi): New.
8431 (arm_store_exclusive<QHSD>): New.
8433 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8435 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
8436 reload patterns if -mvsx-scalar-memory.
8438 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
8439 generated, even -mno-vsx-scalar-double was used.
8440 (vsx_xscvdpsp_scalar): Likewise.
8441 (vsx_xscvspdp_scalar2): Likewise.
8443 2012-01-09 Tom de Vries <tom@codesourcery.com>
8444 Andrew Pinski <apinski@cavium.com>
8447 * reorg.c (fill_slots_from_thread): Don't speculate
8448 frame-related insns.
8450 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
8452 * sched-int.h (bb_note): Move to...
8453 * basic-block.h: ...here.
8454 * haifa-sched.c (bb_note): Move to...
8455 * cfgrtl.c: ...here.
8456 * function.c (next_block_for_reg): New function.
8457 (move_insn_for_shrink_wrap): Likewise.
8458 (prepare_shrink_wrap): Rewrite to use the above.
8460 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
8462 * gimple.c (is_gimple_non_addressable): Remove.
8463 * gimple.h: Remove is_gimple_non_addressable.
8464 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
8465 is_gimple_non_addressable.
8466 * trans-mem.c (expand_assign_tm): Same.
8468 2012-01-09 Richard Guenther <rguenther@suse.de>
8470 PR tree-optimization/51775
8471 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
8472 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
8474 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8476 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8478 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8480 2012-01-09 Richard Guenther <rguenther@suse.de>
8482 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
8484 2012-01-08 Jan Hubicka <jh@suse.cz>
8486 PR tree-optimize/51680
8487 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
8488 on when known_vals needs to be computed; cleanup.
8490 2012-01-08 Jan Hubicka <jh@suse.cz>
8492 PR tree-optimize/51694
8493 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
8495 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
8497 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
8498 for -std=c++98 and -std=c++11 too.
8500 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
8502 * cfgloop.c (cancel_loop): Add free() of bbs array.
8504 2012-01-07 Jan Hubicka <jh@suse.cz>
8506 PR tree-optimization/51600
8507 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
8508 that benefits small functions.
8510 2012-01-07 Jan Hubicka <jh@suse.cz>
8512 * ipa-inline.c (want_inline_small_function_p): Fix formating.
8514 2012-01-07 Jan Hubicka <jh@suse.cz>
8516 PR tree-optimization/51680
8517 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
8518 whose inlining reduce unit size.
8520 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
8523 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
8524 Add canonical node to containing_mem chain after the non-canonical
8525 one, even if there weren't any locs to propagate.
8526 (remove_useless_values): Keep only canonical values.
8527 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
8528 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
8529 canonicalize mem_chain elements that are not discarded.
8531 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8534 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8535 before emitting functions.
8537 PR gcov-profile/50127
8538 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8539 clear_aux_for_blocks.
8541 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8544 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8546 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8548 * c-decl.c (ext_block): Moved up.
8549 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8551 2012-01-06 Han Shen <shenhan@google.com>
8553 Translate built-in include paths for sysroot.
8554 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8555 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8557 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8558 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
8560 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
8561 control whether sysroot should be prepended to gxx include dir.
8563 * configure: Regenerate.
8565 2012-01-06 Torvald Riegel <triegel@redhat.com>
8567 PR rtl-optimization/51771
8568 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
8569 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
8571 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8573 PR tree-optimization/51315
8574 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
8575 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
8577 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
8580 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
8581 for shrp pattern. Correctly handle and fixup shift variable.
8582 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
8584 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8587 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
8588 note when !ACCUMULATE_OUTGOING_ARGS.
8590 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8592 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
8594 (extract_range_from_unary_expr_1): Avoid useless computations.
8596 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8598 PR rtl-optimization/51767
8599 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
8600 of jump_block and add an extra edge for degenerated asm gotos.
8603 * stmt.c (check_unique_operand_names): Don't ICE during error
8604 reporting if i is from labels chain.
8607 * profile.c (branch_prob): Split bbs that have exit edge
8608 and need a fake entry edge too.
8610 2012-01-05 Jan Hubicka <jh@suse.cz>
8613 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
8616 2012-01-05 Richard Guenther <rguenther@suse.de>
8619 * tree-streamer-out.c (write_ts_optimization): New function.
8620 (streamer_write_tree_body): Call it.
8621 * tree-streamer-in.c (lto_input_ts_optimization): New function.
8622 (streamer_read_tree_body): Call it.
8623 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
8625 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8628 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
8629 * gimplify.c (gimplify_cleanup_point_expr): Save and set
8630 in_cleanup_point_expr before gimplify_stmt call and restore it
8632 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
8633 in_cleanup_point_expr is false.
8635 2012-01-05 Richard Guenther <rguenther@suse.de>
8638 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
8640 * toplev.c (process_options): Reject combining mudflap and LTO.
8641 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
8643 2012-01-05 Richard Guenther <rguenther@suse.de>
8645 PR tree-optimization/51760
8646 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
8648 (bit_value_unop): Handle UNDEFINED operands.
8649 (bit_value_binop): Likewise.
8651 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
8653 * config/avr/avr.c (avr_replace_prefix): Remove.
8654 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
8655 (avr_asm_function_rodata_section): Ditto.
8656 (avr_asm_select_section): Ditto.
8658 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
8660 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
8663 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8666 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
8667 calls that have any non-fake successor edges.
8670 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
8672 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
8674 PR tree-optimization/51624
8675 * tree-sra.c (build_ref_for_model): When replicating a chain of
8676 COMPONENT_REFs, stop as soon as the offset would become negative.
8678 2012-01-04 Jakub Jelinek <jakub@redhat.com>
8681 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
8682 in .debug_loc on the floor.
8684 2012-01-04 Andrew Pinski <apinski@cavium.com>
8686 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
8688 2012-01-04 Andrew Pinski <apinski@cavium.com>
8689 Adam Nemet <anemet@caviumnetworks.com>
8691 * config/mips/mips.md (size): Add SI and DI.
8692 (SIZE): New mode attribute.
8693 (U): New code attribute.
8694 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8695 (mips_lbux_<mode>): Delete.
8696 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8697 (mips_lhx): Use gen_mips_lhx_extsi.
8698 (mips_lhx_<mode>): Delete.
8700 (mips_l<size>x): New expand.
8701 (mips_lwx_<mode>): Delete.
8702 (mips_l<GPR:size>x_<P:mode>): New pattern.
8703 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8704 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8705 * config/mips/mips.c (mips_lx_address_p): New function.
8706 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8707 (dsp64): New availability predicate.
8708 (mips_builtins): Add an entry for __builtin_mips_ldx.
8709 * config/mips/mips.h (ISA_HAS_LBX): New define.
8710 (ISA_HAS_LBUX): Likewise.
8711 (ISA_HAS_LHX): Likewise.
8712 (ISA_HAS_LHUX): Likewise.
8713 (ISA_HAS_LWX): Likewise.
8714 (ISA_HAS_LWUX): Likewise.
8715 (ISA_HAS_LDX): Likewise.
8716 * doc/extend.texi (__builtin_mips_ldx): Document.
8718 2012-01-04 Tristan Gingold <gingold@adacore.com>
8720 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8721 when long pointers are used.
8722 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8723 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8724 (ia64-hp-*vms*): Remove.
8725 * config/vms/xm-vms64.h: Delete.
8727 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8730 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8732 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8734 * opts.c (finish_options): Remove duplicate sorry.
8736 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8739 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8742 2012-01-04 Richard Guenther <rguenther@suse.de>
8745 * tree.c (size_low_cst): New function.
8746 * tree.h (size_low_cst): Declare.
8747 * fold-const.c (fold_comparison): Use it to extract the low
8748 part of the POINTER_PLUS_EXPR offset.
8750 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8752 Fix clearing ZERO_REG
8753 * config/avr/avr.md (cc): Add alternative "ldi".
8754 (movqi_insn): Use it in cc attribute.
8755 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8756 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8757 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8759 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8761 * configure: Regenerate.
8763 2012-01-04 Richard Guenther <rguenther@suse.de>
8765 PR tree-optimization/49651
8766 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8767 (var_can_have_subvars): Use it.
8768 (get_constraint_for_1): Only consider subfields if there can be any.
8770 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8773 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8774 to its new canonical_cselib_val and the cselib_val was in
8775 first_containing_mem chain, but the canonical_cselib_val was not,
8776 add the latter into the chain.
8777 (cselib_invalidate_mem): Compare canonical_cselib_val of
8778 addr_list chain elt with v.
8781 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8782 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8784 (output_macinfo_op): Don't ggc_strdup fd->filename.
8785 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8786 then ggc_strdup it. Don't free inc->info or cur->info.
8787 (output_macinfo): Don't free ref->info or file->info.
8789 2012-01-03 Ira Rosen <irar@il.ibm.com>
8791 PR tree-optimization/51269
8792 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8793 first_niters a pointer.
8794 (slpeel_tree_peel_loop_to_edge): Likewise.
8795 (vect_do_peeling_for_loop_bound): Update call to
8796 slpeel_tree_peel_loop_to_edge.
8797 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8798 here. Remove it from the parameters list.
8799 (vect_do_peeling_for_alignment): Update calls and compute
8802 2012-01-03 Richard Guenther <rguenther@suse.de>
8804 PR tree-optimization/51070
8805 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8806 Properly handle calls.
8808 2012-01-03 Richard Guenther <rguenther@suse.de>
8810 PR tree-optimization/51692
8811 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8812 the LHS of allocation stmts.
8814 2012-01-03 Olivier Hainque <hainque@adacore.com>
8816 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8818 2012-01-03 Olivier Hainque <hainque@adacore.com>
8820 * collect2.c (main): In AIX specific computations for vector
8821 insertions, use CONST_CAST2 to cast from char ** to const char **.
8823 2012-01-03 Richard Guenther <rguenther@suse.de>
8826 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8827 the context of a limbo DIE when it does not already exist.
8829 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8831 PR tree-optimization/51719
8832 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8833 but direct call is, clear direct call's lhs and don't add fallthrough
8834 edge from dcall_bb to join_bb and PHIs.
8836 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8838 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8839 the instructions emitted by the pattern.
8840 ("*TDC_insn_<mode>"): Add comment.
8842 2012-01-03 Richard Guenther <rguenther@suse.de>
8845 * fold-const.c (fold_comparison): Properly canonicalize
8846 tree offset and HOST_WIDE_INT bit position.
8848 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8850 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8851 operands for extzv pattern.
8853 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8856 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8859 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8861 * doc/invoke.texi (-flto and related options): Copy-edit.
8863 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8865 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8867 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8869 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8872 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8874 * expr.h (move_by_pieces_ninsns): Declare.
8875 * expr.c (move_by_pieces_ninsns): Make external.
8876 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8877 (mips_store_by_pieces_p): Likewise.
8878 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8879 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8880 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8881 (mips_store_by_pieces_p): Likewise.
8883 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8885 * passes.c (register_one_dump_file): Free full_name.
8887 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8888 (calculate_elim_costs_all_insns): Free offsets_at and
8889 offsets_known_at at the end and clear the pointers.
8891 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8893 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8894 this option introduced in r180739.
8896 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8899 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8900 (tmake_file target=avr): Add avr/t-multilib.
8902 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8903 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8904 * config/avr/genmultilib.awk: New file.
8905 * config/avr/t-multilib: New auto-generated file.
8906 * config/avr/multilib.h: New auto-generated file.
8907 * config/avr/t-avr (AVR_MCUS): New variable.
8908 (genopt.sh): Use it.
8909 (s-mlib): Depend on t-multilib.
8910 (t-multilib, multilib.h): New dependencies.
8911 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8912 (MULTILIB_OPTIONS): Remove.
8913 (MULTILIB_MATCHES): Remove.
8914 (MULTILIB_DIRNAMES): Remove.
8915 (MULTILIB_EXCEPTIONS): Remove:
8916 * config/avr/genopt.sh: Don't use hard coded file name;
8917 pass AVR_MCUS from t-avr instead.
8919 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8921 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8923 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8925 Implement light-weight DImode support.
8926 * config/avr/avr-dimode.md: New file.
8927 * config/avr/avr.md: Include it.
8928 (adjust_len): Add plus64, compare64.
8929 (HIDI): Remove code iterator.
8930 (code_stdname): New code attribute.
8931 (rotx, rotsmode): Remove DI.
8932 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8934 * config/avr/avr-protos.h (avr_have_dimode): New.
8935 (avr_out_plus64, avr_out_compare64): New.
8936 * config/avr/avr.c (avr_out_compare): Handle DImode.
8937 (avr_have_dimode): New variable definition and initialization.
8938 (avr_out_compare64, avr_out_plus64): New functions.
8939 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8940 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8941 (avr_compare_pattern): Skip DImode comparisons.
8943 2012-01-02 Revital Eres <revital.eres@linaro.org>
8945 * ddg.c (def_has_ccmode_p): New function.
8946 (add_cross_iteration_register_deps,
8947 create_ddg_dep_from_intra_loop_link): Call it.
8949 2012-01-02 Richard Guenther <rguenther@suse.de>
8952 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8954 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8956 * gcc.c (process_command): Update copyright notice dates.
8957 * gcov.c (print_version): Likewise.
8958 * gcov-dump.c (print_version): Likewise.
8959 * mips-tfile.c (main): Likewise.
8960 * mips-tdump.c (main): Likewise.
8962 2012-01-01 Ira Rosen <irar@il.ibm.com>
8964 PR tree-optimization/51704
8965 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8966 a use is inside the basic block or loop before accessing its vect info.
8968 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8970 PR rtl-optimization/51069
8971 * cfgloopmanip.c (remove_path): Removing path making irreducible
8972 region unconditional makes BB part of the region.
8974 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8976 PR tree-optimization/51683
8977 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8978 calls with side-effects.
8979 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8981 Copyright (C) 2012 Free Software Foundation, Inc.
8983 Copying and distribution of this file, with or without modification,
8984 are permitted in any medium without royalty provided the copyright
8985 notice and this notice are preserved.