1 2012-05-02 Richard Guenther <rguenther@suse.de>
3 * fold-const.c (div_if_zero_remainder): sizetypes no longer
5 (int_const_binop_1): New worker for int_const_binop with
6 overflowable parameter. Pass it through
7 to force_fit_type_double.
8 (int_const_binop): Wrap around int_const_binop_1 with overflowable
10 (size_binop_loc): Call int_const_binop_1 with overflowable equal
11 to minus one, forcing overflow detection for even unsigned types.
12 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
13 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
14 * stor-layout.c (initialize_sizetypes): sizetypes no longer
16 (layout_type): For zero-sized arrays ignore overflow on the
18 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
19 (bit_value_binop_1): Likewise.
20 * tree.c (double_int_to_tree): Likewise.
21 (double_int_fits_to_tree_p): Likewise.
22 (force_fit_type_double): Likewise.
23 (host_integerp): Likewise.
24 (int_fits_type_p): Likewise.
25 * varasm.c (output_constructor_regular_field): Sign-extend the
26 field-offset to cater for negative offsets produced by the Ada frontend.
27 * omp-low.c (extract_omp_for_data): Convert the loop step to
28 signed for pointer adjustments.
30 2012-05-02 Richard Guenther <rguenther@suse.de>
32 * tree.c (valid_constant_size_p): New function.
33 * tree.h (valid_constant_size_p): Declare.
34 * cfgexpand.c (expand_one_var): Adjust check for too large
35 variables by using valid_constant_size_p.
36 * varasm.c (assemble_variable): Likewise.
38 * c-decl.c (grokdeclarator): Properly check for sizes that
39 cover more than half of the address-space.
41 2012-05-02 Jakub Jelinek <jakub@redhat.com>
43 PR tree-optimization/53163
44 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
45 return value from compute_all_dependences.
47 PR rtl-optimization/53160
48 * ree.c (combine_reaching_defs): Handle the case where cand->insn
49 has been modified by ree pass already.
51 2012-05-01 Ian Lance Taylor <iant@google.com>
54 * c-decl.c (build_compound_literal): Make the decl readonly if it
55 an array of a readonly type.
56 * gimplify.c (gimplify_compound_literal_expr): Add fallback
57 parameter. Change all callers. If the decl is not addressable
58 and is not an l-value, make it readonly.
60 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
62 * ira.c (allocated_reg_info_size): New static variable.
63 (expand_reg_info): Manage it. Call
64 setup_preferred_alternate_classes_for_new_pseudos.
65 (ira): Don't do it here. Remove local allocated_reg_info_size,
66 set the global before calling find_moveable_pseudos.
67 (find_moveable_pseudos): Call expand_reg_info rather than
70 2012-05-01 Richard Henderson <rth@redhat.com>
72 * common.opt (fsync-libcalls): New.
73 * doc/invoke.texi: Document it.
74 * optabs.c (init_sync_libfuncs): Honor it.
76 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
77 Richard Sandiford <r.sandiford@uk.ibm.com>
79 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
81 * lower-subreg.h: New file.
82 * target-globals.h (this_target_lower_subreg): Declare.
83 (target_globals): Add lower_subreg;
84 (restore_target_globals): Restore this_target_lower_subreg.
85 * target-globals.c: Include it.
86 (default_target_globals): Add default_target_lower_subreg.
87 (save_target_globals): Initialize target_lower_subreg.
88 * rtl.h (init_lower_subreg): Added declaration.
89 * toplev.c (backend_init_target): Call initializer for lower-subreg
91 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
92 (default_target_lower_subreg): New variable.
93 (this_target_lower_subreg): Likewise.
94 (twice_word_mode, choices): New macros.
95 (shift_cost, compute_splitting_shift, compute_costs)
96 (init_lower_subreg): New functions.
97 (resolve_simple_move): Add speed_p argument. Check choices.
98 (find_pseudo_copy): Don't check the mode size here.
99 (resolve_simple_move): Assert the mode size.
100 (find_decomposable_shift_zext): Add speed_p argument and return
101 a bool. Check choices.
102 (resolve_shift_zext): Add comment.
103 (dump_shift_choices, dump_choices): New functions.
104 (decompose_multiword_subregs): Dump list of profitable
105 transformations. Add code to skip non profitable transformations.
106 Update calls to simple_move and find_decomposable_shift_zext.
108 2012-05-01 Ian Bolton <ian.bolton@arm.com>
109 Sameera Deshpande <sameera.deshpande@arm.com>
110 Greta Yorsh <greta.yorsh@arm.com>
112 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
113 (thumb1_unexpanded_epilogue): ...this.
114 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
115 (thumb1_unexpanded_epilogue): ...this.
116 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
117 (thumb1_unexpanded_epilogue): ...this.
119 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
121 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
122 comparing enumeration values. Update comments.
124 2012-05-01 Alan Modra <amodra@gmail.com>
127 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
128 load_cr_save, add_crlr_cfa_restore): New functions.
129 (rs6000_restore_saved_cr): Rename to..
130 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
131 (rs6000_emit_epilogue): Use new functions. Adjust condition
132 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
133 regs when using out-of-line restore only when shrink wrapping.
135 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
138 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
139 calls to cgraph_node_name in xstrdup.
140 (ipa_make_edge_direct_to_target): Ditto.
141 * cgraph.c (dump_cgraph_node): Ditto.
142 * tree-sra.c (convert_callers_for_node): Ditto.
143 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
144 * ipa-cp.c (perhaps_add_new_callers): Ditto.
145 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
146 (cgraph_materialize_all_clones): Ditto.
147 * ipa-inline.c (report_inline_failed_reason): Ditto.
148 (want_early_inline_function_p): Ditto.
149 (edge_badness): Ditto.
150 (update_edge_key): Ditto.
151 (flatten_function): Ditto.
153 (inlinw_always_inline_functions): Ditto.
154 (early_inline_small_functions): Ditto.
156 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
159 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
162 012-04-30 Jan Hubicka <jh@suse.cz>
164 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
165 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
166 (cgraph_add_to_same_comdat_group): Remove.
167 (cgraph_add_asm_node): Move to cgraphunit.c.
168 (cgraph_make_decl_local): Move to symtab.c
169 (cgraph_make_node_local_1): Update.
170 (cgraph_can_remove_if_no_direct_calls_and): Update.
171 (used_from_object_file_p): Update.
172 (resolution_used_from_other_file_p): Move to symtab.c
173 (cgraph_used_from_object_file_p): move to symtab.c
174 (verify_cgraph_node): Verify same comdat groups.
175 * cgraph.h (cgraph_asm_node): Rename to ...
176 (asm_node): ... this one.
177 (cgraph_asm_nodes): Rename to ...
178 (asm_nodes): ... this one.
179 (symtab_add_to_same_comdat_group): New function.
180 (symtab_dissolve_same_comdat_group_list): New function.
181 (symtab_used_from_object_file_p): Declare.
182 (symtab_make_decl_local): Declare.
183 (cgraph_add_to_same_comdat_group): Remove.
184 (cgraph_add_asm_node): Remove.
185 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
187 (cgraph_finalize_compilation_unit): Rename to ...
188 (finalize_compilation_unit): ... this one.
189 (cgraph_optimize): Rename to ....
190 (compile): ... this one.
191 (add_asm_node): Declare.
192 (fixup_same_cpp_alias_visibility): Declare.
193 (cgraph_make_decl_local): Remove.
194 (varpool_assemble_pending_decls): Rename to ...
195 (varpool_output_variables): ... this one.
196 (varpool_remove_unreferenced_decls): Remove.
197 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
198 (preserve_function_body_p): Make static.
199 * toplev.c (compile_file): Update comments; update.
200 * cgraphunit.c: Update comments.
201 (cgraph_expand_all_functions): Rename to ...
202 (expand_all_functions): ... this one; update.
203 (cgraph_mark_functions_to_output): Rename to ...
204 (mark_functions_to_output): ... this one; cleanup.
205 (cgraph_output_pending_asms): Remove prototype.
206 (asm_nodes, asm_last_node): New static vars.
207 (cgraph_process_new_functions): Update.
208 (cgraph_reset_node): Cleanup; add comment.
209 (cgraph_add_new_function): Update.
210 (cgraph_output_pending_asms): Rename to ...
211 (output_asm_statements): ... this one.
212 (add_asm_node): New function.
213 (fixup_same_cpp_alias_visibility): New function based on code
214 in cgraph_analyze_function.
215 (cgraph_analyze_function): Use it.
216 (cgraph_order_sort): Update.
217 (cgraph_output_in_order): Update.
218 (cgraph_function_versioning): Update.
219 (cgraph_optimize): Rename to ...
220 (compile): ... this one; initialize streamer hooks here.
221 (cgraph_finalize_compilation_unit): Rename to ...
222 (finalize_compilation_unit): ... this one; do not initialize streamer
224 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
225 * dwarf2out.c: Update ocmment.
226 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
227 * method.c (use_thunk): Likewise.
228 * semantics.c (maybe_add_lambda_conv_op): Likewise.
229 * decl2.c (maybe_emit_vtables): Likewise.
230 (cp_write_global_declarations): Use finalize_compilation_unit.
231 * parser.c (cp_parser_asm_definition): Use add_asm_node.
232 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
233 * c-decl.c (c_write_global_declarations): Use
234 finalize_compilation_unit.
235 * langhooks.c (write_global_declarations): Update.
236 * ipa.c (cgraph_externally_visible_p): Update.
237 (dissolve_same_comdat_group_list): Remove.
238 (function_and_variable_visibility): Update.
239 * symtab.c: Inlcude lto-streamer.h and rtl.h
240 (ld_plugin_symbol_resolution_names): New.
241 (symtab_add_to_same_comdat_group): New.
242 (symtab_dissolve_same_comdat_group_list): New.
243 (resolution_used_from_other_file_p): Move here from cgraph.c
244 (symtab_used_from_object_file_p): New.
245 (symtab_make_decl_local): New.
246 * passes.c (register_pass): Update comments.
247 * c-parser.c (c_parser_asm_definition): Update.
248 * varpool.c (varpool_analyze_node): Use
249 fixup_same_cpp_alias_visibility.
250 (varpool_remove_unreferenced_decls): Make static.
251 (varpool_assemble_pending_decls): Rename to ...
252 (varpool_output_variables): ... this one; call
253 varpool_remove_unreferenced_decls.
254 (varpool_used_from_object_file_p): Remove.
256 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
259 * c-typeck.c (build_array_ref): Call
260 convert_vector_to_pointer_for_subscript.
261 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
263 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
265 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
266 to compile-time "mode == <MODE>mode" checks.
267 (and splitter): Ditto.
269 2012-04-30 Richard Henderson <rth@redhat.com>
271 * config/arm/arm.md (UNSPEC_LL): New.
272 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
273 (arm_load_exclusivedi): Use %H0.
275 2012-04-30 Jason Merrill <jason@redhat.com>
277 * dwarf2out.c (comdat_symbol_id): Add const.
278 (union die_symbol_or_type_node): Add const to die_symbol.
279 (output_die_symbol, output_die, output_comp_unit): Adjust.
281 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
283 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
284 * config/arm/neon.md (negdi2_neon): New insn.
285 Also add splitters for core and NEON registers.
287 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
289 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
290 (arm_print_operand): Add 'x' format.
291 * config/arm/constraints.md (Dn): Allow const_int.
292 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
293 Use 'x' format to print constants.
294 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
295 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
297 (movdi_vfp_cortexa8): Likewise.
299 2012-04-30 Ian Bolton <ian.bolton@arm.com>
300 Sameera Deshpande <sameera.deshpande@arm.com>
301 Greta Yorsh <greta.yorsh@arm.com>
303 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
304 * config/arm/arm.c (ldm_stm_operation_p): New function.
305 * config/arm/predicates.md (load_multiple_operation): Update predicate.
306 (store_multiple_operation): Likewise.
308 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
309 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
310 * config/arm/predicates.md (load_multiple_operation): Add arguments.
311 (store_multiple_operation): Likewise.
313 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
315 * config/i386/i386.md (and<mode>3): Expand masking operations with
316 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
317 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
319 2012-04-30 Dodji Seketeli <dodji@redhat.com>
322 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
323 argument for the various warning_at calls.
324 * docs/invoke.texi: Update the documentation.
326 2012-04-30 Dodji Seketeli <dodji@redhat.com>
328 Switch -ftrack-macro-expansion=2 on by default.
329 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
332 Fix va_start related location
333 * builtins.c (fold_builtin_next_arg): Unwinds to the first
334 location in real source code.
336 Make conversion warnings work on NULL with -ftrack-macro-expansion
337 * input.h (expansion_point_location_if_in_system_header): Declare
339 * input.c (expansion_point_location_if_in_system_header): Define it.
341 Fix -Wuninitialized for -ftrack-macro-expansion
342 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
343 declaration. Use linemap_location_before_p for source locations.
345 Strip "<built-in>" loc from displayed expansion context
346 * input.c (expand_location_1): When expanding to spelling location
347 in a context of a macro expansion, skip reserved system header
348 locations. Update comments. * tree-diagnostic.c
349 (maybe_unwind_expanded_macro_loc): Likewise.
351 Make expand_location resolve to locus in main source file
352 * input.c (expand_location_1): New. Takes a parameter to choose
353 whether to resolve the location to spelling or expansion point.
354 Was factorized from ...
355 (expand_location): ... here.
356 (expand_location_to_spelling_point): New. Implemented in terms of
358 * diagnostic.c (diagnostic_build_prefix): Use the new
359 expand_location_to_spelling_point instead of expand_location.
361 Fix PCH crash on GTYed pointer-to-scalar field of a struct
362 * gengtype.c (write_types_process_field): Force second argument of
363 the call to the PCH object hierarchy walker to be 'x'.
365 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
367 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
368 predicate to discriminate types.
370 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
372 * doc/invoke.texi (Wmissing-format-attribute): Document as an
373 alias of Wsuggest-attribute=format.
374 * c-typeck.c (convert_for_assignment): Replace
375 Wmissing-format-attribute with Wsuggest-attribute=format.
376 (digest_init): Likewise.
378 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
380 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
381 * common.opt (Wmissing-noreturn): Alias of
382 -Wsuggest-attribute=noreturn.
384 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
387 * config/cris/cris.md (andqu): New peephole2.
388 (andu): Tweak head comment.
390 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
391 Steven Bosscher <steven@gcc.gnu.org>
392 Maxim Kuvyrkov <maxim@codesourcery.com>
394 PR tree-optimization/38785
395 * common.opt (ftree-partial-pre): New option.
396 * doc/invoke.texi: Document it.
397 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
398 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
400 (execute_pre): Use flag_tree_partial_pre.
402 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
405 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
408 2012-04-27 Ollie Wild <aaw@google.com>
410 * doc/invoke.texi (Wliteral-suffix): Document new option.
412 2012-04-27 Tom Tromey <tromey@redhat.com>
414 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
415 (dwarf_tag_name): Use get_DW_TAG_name.
416 (dwarf_attr_name): Use get_DW_AT_name.
417 (dwarf_form_name): Use get_DW_FORM_name.
418 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
420 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
422 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
423 arguments are -1 and 0, by negating the result of the conditional.
425 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
428 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
430 2012-04-27 Richard Guenther <rguenther@suse.de>
432 * tree-flow.h (is_hidden_global_store): Remove.
433 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
434 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
435 (stmt_may_clobber_global_p): Likewise.
436 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
437 (stmt_may_clobber_global_p): Likewise.
438 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
439 stmt_may_clobber_global_p.
440 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
442 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
444 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
447 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
448 reorganize some fields and update comments. Rename bit_test_uniq
449 and bit_test_count to uniq resp. count. Remove bit_test_bb.
450 (collect_switch_conv_info): New function, collects info about a
451 GIMPLE_SWITCH into a struct switch_conv_info.
452 (check_range): Simplify to use pre-recorded info. Fix think-o in
453 range-branch ratio check.
454 (check_process_case): Remove function.
455 (check_all_empty_except_final): New function, verifies that all
456 non-final basic blocks are empty.
457 (process_switch): Simplify to use pre-recorded info. Call
458 collect_switch_conv_info to do that. Assert that degenerate switch
459 statements have been cleaned up.
461 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
464 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
466 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
469 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
471 2012-04-27 Tom de Vries <tom@codesourcery.com>
473 PR tree-optimization/51879
474 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
475 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
477 (defs_to_varying): ... here. Don't set use_processed.
478 (visit_reference_op_call): Handle gimple_vdef.
479 Handle case that lhs is NULL_TREE.
480 (visit_use): Use mark_use_processed. Handle calls with side-effect
481 using visit_reference_op_call.
483 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
485 * sched-deps.c (fixup_sched_groups): Rename to...
486 (chain_to_prev_insn): ...this.
487 (chain_to_prev_insn_p): New function.
488 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
490 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
492 * sched-int.h (_haifa_insn_data): Move priority_status.
494 (INSN_MODEL_INDEX): New macro.
495 * haifa-sched.c (insn_delay): New function.
496 (sched_regno_pressure_class): Update commentary.
497 (mark_regno_birth_or_death): Pass the liveness bitmap and
498 pressure array as arguments, instead of using curr_reg_live and
499 curr_reg_pressure. Only update the pressure if the bit in the
500 liveness set has changed.
501 (initiate_reg_pressure_info): Always trust the live-in set for
502 SCHED_PRESSURE_MODEL.
503 (initiate_bb_reg_pressure_info): Update call to
504 mark_regno_birth_or_death.
505 (dep_list_size): Take the list as argument.
506 (calculate_reg_deaths): New function, extracted from...
507 (setup_insn_reg_pressure_info): ...here.
508 (MODEL_BAR): New macro.
509 (model_pressure_data, model_insn_info, model_pressure_limit)
510 (model_pressure_group): New structures.
511 (model_schedule, model_worklist, model_insns, model_num_insns)
512 (model_curr_point, model_before_pressure, model_next_priority):
514 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
515 (MODEL_INSN_INFO, MODEL_INSN): New macros.
516 (model_index, model_update_limit_points_in_group): New functions.
517 (model_update_limit_points, model_last_use_except): Likewise.
518 (model_start_update_pressure, model_update_pressure): Likewise.
519 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
520 (model_excess_cost, model_dump_pressure_points): Likewise.
521 (model_set_excess_costs): Likewise.
522 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
523 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
524 schedule as an alternative tie-breaker. Update the call to
526 (ready_sort): Call model_set_excess_costs.
527 (update_register_pressure): Update call to mark_regno_birth_or_death.
528 Rely on that function to check liveness rather than doing it here.
529 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
530 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
531 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
532 (model_record_pressure, model_record_pressures): New functions.
533 (model_record_final_pressures, model_add_successors_to_worklist)
534 (model_promote_predecessors, model_choose_insn): Likewise.
535 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
536 (model_start_schedule, model_finalize_pressure_group): Likewise.
537 (model_end_schedule): Likewise.
538 (schedule_insn): Say when we're scheduling the next instruction
539 in the model schedule.
540 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
541 (queue_to_ready): Do not add instructions that are
542 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
543 Always allow the next instruction in the model schedule to be added.
544 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
545 and delay for SCHED_PRESSURE_MODEL too.
546 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
547 SCHED_PRIORITY_MODEL, but also take the DFA into account.
548 (schedule_block): Call model_start_schedule and model_end_schedule.
549 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
550 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
551 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
553 (sched_finish): Update accordingly.
554 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
555 to SCHED_PRESSURE_MODEL.
556 (add_jump_dependencies): Update call to dep_list_size.
557 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
558 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
559 to SCHED_PRESSURE_MODEL.
560 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
561 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
562 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
563 handling to SCHED_PRESSURE_MODEL.
565 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
567 * common.opt (fsched-pressure-algorithm=): New option.
568 * flag-types.h (sched_pressure_algorithm): New enum.
569 * sched-int.h (sched_pressure_p): Replace with...
570 (sched_pressure): ...this new variable.
571 * haifa-sched.c (sched_pressure_p): Replace with...
572 (sched_pressure): ...this new variable.
573 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
574 (update_reg_and_insn_max_reg_pressure, schedule_insn)
575 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
576 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
577 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
578 (sched_analyze_insn): Likewise.
579 * sched-rgn.c (schedule_region): Likewise.
580 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
582 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
584 * PR middle-end/52997
585 * ira.c (find_moveable_pseudos): Call resize_reg_info.
588 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
589 * expr.c (convert_move): Honor unsignedp when extending partial int
591 * genmodes.c (complete_mode): Don't clear component field of partial
593 (emit_mode_inner): Don't emit it however.
594 (calc_wider_mode): Partial int modes widen to their component.
596 2012-04-26 David S. Miller <davem@davemloft.net>
598 * config/sparc/niagara4.md: New file.
599 * config/sparc/sparc.md: Include it.
600 * config/sparc/sparc.c (niagara4_costs): New processor costs.
601 (sparc_option_override): Use it.
602 (sparc_use_sched_lookahead): Return 2 for niagara4.
603 (sparc_issue_rate): Likewise.
605 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
606 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
607 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
608 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
609 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
610 alignaddrldi_vis): Set type to gsr.
611 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
612 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
613 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
614 v<vis3_shift_patname><mode>3, fmean16_vis,
615 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
616 fucmp<code>8<P:mode>_vis): Set type to fga.
617 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
618 * config/sparc/niagara.md: Likewise.
619 * config/sparc/niagara2.md: Likewise.
620 * config/sparc/ultra3.md: Likewise, and fix type matching for
621 us3_ialuX reservation.
623 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
625 * reload.c (find_reloads): Change the loop nesting when trying an
626 alternative with swapped operands.
628 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
630 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
631 comment. Delete unused parameter first_exp_point_map.
632 (virt_loc_aware_diagnostic_finalizer): Update call.
634 2012-04-26 Michael Hope <michael.hope@linaro.org>
635 Richard Earnshaw <rearnsha@arm.com>
637 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
638 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
639 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
640 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
642 2012-04-25 Sriraman Tallam <tmsriram@google.com>
644 * doc/extend.texi: Document avx2 support.
645 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
647 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
650 * config/cris/cris.md ("*andhi_lowpart_v32")
651 ("*andqi_lowpart_v32"): Change first input-only operand from
652 a (match_operand ...) to (match_dup 0). Drop alternatives with
653 const_int-matching constraints for redundancy.
654 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
655 three-operand alternative.
657 2012-04-25 Jakub Jelinek <jakub@redhat.com>
660 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
661 instead expand it as zero extension.
663 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
666 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
668 2012-04-25 Jakub Jelinek <jakub@redhat.com>
670 * common.opt (flag_debug_types_section): Default to 0.
671 (dwarf_version): Default to 4.
672 (dwarf_record_gcc_switches): Default to 1.
673 (dwarf_strict): Default to 0.
674 * toplev.c (process_options): Don't handle dwarf_strict
675 or dwarf_version here.
676 * config/vxworks.c (vxworks_override_options): Don't
677 test whether dwarf_strict or dwarf_version are negative,
678 instead test !global_options_set.x_dwarf_*.
679 * config/darwin.c (darwin_override_options): Default to
681 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
682 and -fno-debug-types-section are now the default.
684 2012-04-25 Jan Hubicka <jh@suse.cz>
686 * cgraphunit.c: Update toplevel comment.
687 (tree_rest_of_compilation): Merge into cgraph_expand_function.
688 (cgraph_analyze_function): Make static.
689 (cgraph_decide_is_function_needed): Make static.
690 (cgraph_add_new_function): Use expand_function instead of
692 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
693 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
695 (cgraph_inline_p): Remove.
696 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
697 (init_cgraph): Add comment.
698 * cgraphbuild.c (record_reference, mark_address, mark_load,
699 mark_store): Do not call analyze_expr hook.
700 * cgraph.c: Update toplevel comment.
701 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
702 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
703 Move fere from cgraphunit.c
704 (cgraph_mark_force_output_node): Move to cgraph.h
705 * cgraph.h: Reorder so the comments match the function placement.
706 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
707 (cgraph_mark_force_output_node): Move here from cgraph.c
708 * tree.c (free_lang_data): Do not clear analyze_expr hook.
709 * ipa-inline-transform.c (preserve_function_body_p): New function.
710 (inline_transform): Update.
711 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
712 * langhooks.h (lang_hooks_for_callgraph): Remove.
713 (lang_hooks): Remove callgraph.
714 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
715 * varpool.c: Remove out of date comment.
716 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
717 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
719 2012-04-25 Jan Hubicka <jh@suse.cz>
722 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
724 (cgraph_finalize_function): Finalize them here.
725 * symtab.c (dump_symtab): Dump ctors and dtors.
727 2012-04-25 Jakub Jelinek <jakub@redhat.com>
730 * stor-layout.c (get_best_mode): Don't return mode with bitsize
731 larger than maxbits. Don't compute maxbits modulo align.
732 Also check that unit bytes long store at bitpos / unit * unit
733 doesn't affect bits beyond bitregion_end.
734 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
735 would not fit into bitregion_start ... bitregion_end + 1 bit region.
736 (store_split_bit_field): Decrease unit close to end of bitregion_end
737 if access is restricted in order to avoid mutual recursion.
739 PR tree-optimization/53058
740 * double-int.h (double_int_max_value, double_int_min_value): New
742 * double-int.c (double_int_max_value, double_int_min_value): New
744 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
745 or GT_EXPR with double_int_max_value instead of double_int_mask.
747 2012-04-25 Richard Guenther <rguenther@suse.de>
749 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
750 * tree-vect-loop.c (vect_transform_loop): Adjust.
751 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
752 the maximum number of iterations for the epilogue loop.
753 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
755 2012-04-25 Jakub Jelinek <jakub@redhat.com>
758 * c-typeck.c (set_nonincremental_init,
759 set_nonincremental_init_from_string): Pass true instead of false
760 as IMPLICIT to add_pending_init.
762 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
764 * c-typeck.c (pop_init_level): Improve diagnostics.
766 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
768 * compare-elim.c (try_eliminate_compare): Also handle operands with
771 2012-04-25 Alan Modra <amodra@gmail.com>
773 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
774 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
775 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
776 (no_global_regs_above): Delete.
777 (no_global_regs): New function.
778 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
779 value for load multiple test.
780 (savres_routine_syms): Increase size.
781 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
782 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
783 rather than a number of boolean flags. Update all callers.
784 (rs6000_savres_routine_name): Generate vector save/restore names.
785 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
786 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
787 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
788 and using_store_multiple. Expand uses. Don't always use r11 as
789 frame reg when needed for out-of-line saves. Set up initial offset
790 for out-of-line vector saves when buying stack frame. Handle pointer
791 reg setup for out-of-line fp save. Emit call to out-of-line vector
792 save function. Choose r11 or r12 for vrsave reg when available for
794 (rs6000_output_function_prologue): Don't emit .extern for ELF.
795 (rs6000_emit_epilogue): Choose a better frame reg when restoring
796 from back-chain to suit out-of-line vector restore functions. Emit
797 call to out-of-line vector restore function. Adjust register used
798 for cr restore. Tweak pointer register setup for gpr restore.
799 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
801 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
802 (V_SAVE_INLINE): Define.
803 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
805 2012-04-25 Alan Modra <amodra@gmail.com>
807 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
808 out-of-line save/restore for large frames. Don't disable
809 out-of-line saves on ABI_AIX when using static chain reg.
810 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
811 clobber static chain reg, and tweak for out-of-line gpr saves
814 2012-04-25 Alan Modra <amodra@gmail.com>
816 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
817 (rs6000_emit_prologue): Use the above to catch register overlap.
819 2012-04-25 Alan Modra <amodra@gmail.com>
821 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
822 decl. Move logic selecting update reg to callers. Update all callers.
823 (rs6000_emit_allocate_stack): Add copy_off param.
824 (emit_frame_save): Don't handle reg+reg addressing.
825 (ptr_regno_for_savres): New function, extracted from..
826 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
827 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
828 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
829 frame offset adjustment for out-of-line save with copy from sp.
830 Simplify condition controlling whether cr is saved early or
831 late. Use ptr_regno_for_savres to verify correct reg is set
832 up for out-of-line saves. Pass the actual pointer reg used to
833 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
834 function. Rearrange spe vars so code is similar to that
835 elsewhere in this function. Don't update frame_off when spe
836 save code will restore r11. Use emit_frame_save for spe and
837 gpr saves. Consolidate darwin out-of-line gpr setup with that
838 for other abis. Don't assume frame_offset is zero and frame
839 reg is sp when setting up altivec reg saves, and calculate
840 exact offset requirement.
841 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
842 spe restore code. Consolidate darwin out-of-line gpr setup
843 with that for other abis.
845 2012-04-25 Alan Modra <amodra@gmail.com>
847 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
848 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
850 (emit_frame_save): Delete frame_ptr param. Rename total_size to
852 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
853 and emit_frame_save calls. Cope with possibly missing note.
855 2012-04-24 Sriraman Tallam <tmsriram@google.com>
857 * config/i386/i386.c (build_processor_model_struct): New function.
858 (make_var_decl): New function.
859 (fold_builtin_cpu): New function.
860 (ix86_fold_builtin): New function.
861 (make_cpu_type_builtin): New function.
862 (ix86_init_platform_type_builtins): New function.
863 (ix86_expand_builtin): Expand new builtins by folding them.
864 (ix86_init_builtins): Make new builtins to detect CPU type.
865 (TARGET_FOLD_BUILTIN): New macro.
866 (IX86_BUILTIN_CPU_INIT): New enum value.
867 (IX86_BUILTIN_CPU_IS): New enum value.
868 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
869 * config/i386/i386-builtin-types.def: New function type.
870 * testsuite/gcc.target/builtin_target.c: New testcase.
871 * doc/extend.texi: Document builtins.
873 2012-04-24 Olivier Hainque <hainque@adacore.com>
875 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
876 * toplev.c (process_options): Default to dwarf_version 2.
877 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
880 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
882 * tree-pretty-print.h (default_tree_printer): Do not declare.
883 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
885 (default_tree_diagnostic_starter): Make static.
886 (default_tree_printer): Move to here. Make static.
887 (tree_diagnostics_defaults): New.
888 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
889 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
890 * toplev.c: Do not include tree-pass.h.
891 (default_tree_printer): Move from here.
892 (general_init): Use tree_diagnostics_defaults.
894 2012-04-24 Chao-ying Fu <fu@mips.com>
896 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
897 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
898 * config/mips/gnu-user.h
899 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
900 (GNU_USER_TARGET_LINK_SPEC): New define.
901 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
902 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
903 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
904 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
905 GNU_USER_TARGET_ENDFILE_SPEC.
906 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
907 (GNU_USER_TARGET_LINK_SPEC): New define.
908 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
909 * config/mips/linux-common.h: New file.
911 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
914 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
915 (altivec_build_resolved_builtin): Call fully_fold_convert.
917 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
920 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
922 2012-04-24 Richard Guenther <rguenther@suse.de>
924 PR tree-optimization/53085
925 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
928 2012-04-24 Richard Guenther <rguenther@suse.de>
930 * tree-if-conv.c (main_tree_if_conversion): Move bb under
933 2012-04-24 Jim Meyering <meyering@redhat.com>
935 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
936 absence of an define_enum call.
938 2012-04-24 Richard Guenther <rguenther@suse.de>
940 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
941 the epilogue loop is not re-used as unvectorized version
942 record the its maximum number of iterations.
944 2012-04-24 Andrew Pinski <apinski@cavium.com>
946 * tree-ssa-forwprop.c (simplify_bitwise_binary):
947 Don't directly use def1/def2.
949 2012-04-24 Richard Guenther <rguenther@suse.de>
951 PR tree-optimization/53098
952 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
955 2012-04-24 Andrew Pinski <apinski@cavium.com>
958 * tree-ssa-forwprop.c (defcodefor_name): New function.
959 (simplify_bitwise_binary): Use defcodefor_name instead of manually
960 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
961 Simplify "(~X | Y) & X" to "X & Y" and
962 "(~X & Y) | X" to "X | Y".
964 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
966 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
967 validate_change to add clobbers if IN_GROUP is nonzero.
968 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
969 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
971 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
973 * config/s390/s390.c (insn_invalid_p): Likewise.
975 2012-04-24 Jakub Jelinek <jakub@redhat.com>
978 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
979 (output_addressed_constants): Likewise.
982 * varasm.c (get_section): Don't ICE for section conflicts with
983 built-in section kinds.
985 2012-04-23 DJ Delorie <dj@redhat.com>
987 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
988 (LIBSTDCXX): Change to CPP2.
990 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
993 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
996 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
998 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
999 (*addsi_2_zext): Ditto.
1000 (*add<mode>_3): Ditto.
1001 (*addsi_3_zext): Ditto.
1002 (*add<mode>_5): Ditto.
1004 2012-04-23 Andrew Pinski <apinski@cavium.com>
1006 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
1007 (C & B) to (A OP0) & B.
1009 2012-04-23 Martin Jambor <mjambor@suse.cz>
1011 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
1012 temporaries created for a bitfield (reverting revision 122014).
1014 2012-04-23 Richard Guenther <rguenther@suse.de>
1016 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
1017 the condition using is_gimple_condexpr and avoid the not necessary
1019 (set_prologue_iterations): Likewise.
1020 (vect_loop_versioning): Likewise.
1022 2012-04-23 Richard Guenther <rguenther@suse.de>
1024 PR tree-optimization/53070
1025 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
1026 (main_tree_if_conversion): Verify we succeeded in that.
1028 2012-04-23 Jan Hubicka <jh@suse.cz>
1030 * lto-symtab.c (lto_cgraph_replace_node): Do not call
1031 mark_reahcable_node.
1032 * cgraph.c (cgraph_remove_node): Do not clear reachable.
1033 (cgraph_mark_reachable_node): Remove.
1034 (cgraph_mark_force_output_node): Do not set reachable.
1035 (dump_cgraph_node): Do not dump reachable.
1036 (cgraph_create_virtual_clone): Do not set reachable.
1037 * cgraph.h (cgraph_node): Remove reachable flag.
1038 (varpool_node): Remove reachable flag.
1039 (cgraph_mark_if_needed): Remove.
1040 (cgraph_mark_reachable_node): Remove.
1041 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
1042 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
1044 (cgraph_add_new_function): Likewise.
1045 (cgraph_mark_if_needed): Remove.
1046 (cgraph_analyze_function): Do not set target as reachable.
1047 (process_function_and_variable_attributes): Do not care about
1049 (cgraph_analyze_functions): Do not set reachable flags.
1050 (cgraph_mark_functions_to_output): Do not check reachability.
1051 (cgraph_copy_node_for_versioning): Do not set reachable flag.
1052 (dbxout_expand_expr): Update.
1053 * c-decl.c (merge_decls): Do not track changed externs.
1054 * ipa.c: Include pointer-set.h
1055 (enqueue_cgraph_node): Use reachable pointer set.
1056 (process_references): Likewise.
1057 (cgraph_remove_unreachable_nodes): Likewise.
1058 (whole_program_function_and_variable_visibility): Do not recompute
1060 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
1062 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1064 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1066 2012-04-23 Richard Guenther <rguenther@suse.de>
1069 * c-typeck.c (build_binary_op): Fix typo.
1071 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1073 PR tree-optimizations/52891
1074 * tree-vect-patterns.c (adjust_bool_pattern): Use
1075 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1076 but with non-standard precision.
1078 2012-04-22 Jan Hubicka <jh@suse.cz>
1080 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
1083 2012-04-22 Jan Hubicka <jh@suse.cz>
1085 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
1086 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1087 mark_load, mark_store): Do not mark varpool nodes as needed.
1088 * cgraph.c (cgraph_new_nodes): Remove.
1089 (cgraph_create_function_alias): Do not mark nodes as reachable.
1090 (cgraph_add_thunk): Likewise.
1091 (cgraph_mark_reachable_node): Do not manage the queue.
1092 * cgraph.h (cgraph_node): Remove next_needed.
1093 (varpool_nodes_queue): Remove next_needed and prev_needed.
1094 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
1095 (cgraph_new_nodes): Declare.
1096 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
1097 (varpool_analyze_pending_decls): Remove.
1098 (varpool_analyze_node): New.
1099 (varpool_mark_needed_node): Remove.
1100 (varpool_first_variable, varpool_next_variable): New inlines.
1101 (varpool_first_static_initializer, varpool_next_static_initializer):
1103 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
1104 (varpool_first_defined_variable): New inline.
1105 (varpool_next_defined_variable): New inline
1106 (FOR_EACH_VARIABLE): Reimplement.
1107 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
1108 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
1110 * cgraphunit.c (cgraph_new_nodes): Declare here.
1111 (enqueue_node): New function.
1112 (cgraph_process_new_functions): update for new
1113 node set; when constructing cgraph enqueue node for processing.
1114 (cgraph_add_new_function): Use new node set.
1115 (process_function_and_variable_attributes): Do not set varpool needed
1117 (referred_to_p): New function.
1118 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
1119 when varpool is in construction.
1120 (cgraph_analyze_functions): Rewrite.
1121 (cgraph_expand_all_functions): Update.
1122 (cgraph_output_in_order): Do not analyze pending decls; do not set
1124 (cgraph_optimize): Do not analyze pending decls.
1125 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
1126 in other partition; do not mark node as needed.
1127 * dwarf2out.c (reference_to_unused): Use analyzed flag.
1128 (premark_types_used_by_global_vars_helper): Likewise.
1129 * ipa.c (process_references): Do not call varpool_mark_needed_node.
1130 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
1132 (function_and_variable_visibility): Do not mark node as needed.
1133 (whole_program_function_and_variable_visibility): Likewise.
1134 * Makefile.in (gt-varpool.h): No longer needed.
1135 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
1136 (ipa_write_summaries): Do not use needed flag.
1137 * varpool.c: Do not include gt-varpool.h
1138 (x_varpool_nodes_queue, x_varpool_last_needed_node,
1139 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
1140 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
1142 (varpool_remove_node): Do not update the lists.
1143 (dump_varpool_node): Do not dump needed flag.
1144 (varpool_enqueue_needed_node): Remove.
1145 (varpool_mark_needed_node): Remove.
1146 (varpool_reset_queue): Remove.
1147 (varpool_finalize_decl): Move to cgraphunit.c
1148 (varpool_analyze_node): New functions based on former
1149 varpool_analyze_pending_decls.
1150 (varpool_analyze_pending_decls): Remove.
1151 (varpool_assemble_decl): Do not update the lists.
1152 (enqueue_node): New function.
1153 (varpool_remove_unreferenced_decls): Rewrite.
1154 (varpool_empty_needed_queue): Remove.
1155 (add_new_static_var): Do not mark node as needed.
1156 (varpool_create_variable_alias): Handle expansion state
1158 * except.c (output_ttype): Do not mark node as needed.
1159 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
1160 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
1162 * tree-switch-conversion.c (build_one_array): Likewise.
1164 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1167 * doc/invoke.texi (pedantic): Rename to Wpedantic.
1168 * common.opt (Wpedantic): New.
1169 (pedantic): Alias Wpedantic.
1170 * diagnostic.c (warning_at): Likewise.
1171 * c-decl.c (diagnose_mismatched_decls): Likewise.
1172 (build_array_declarator): Likewise.
1173 (mark_forward_parm_decls):
1174 (check_bitfield_type_and_width): Likewise.
1175 (grokdeclarator): Likewise.
1176 (grokfield): Likewise.
1177 (finish_struct): Likewise.
1178 (build_enumerator): Likewise.
1179 (store_parm_decls_oldstyle): Likewise.
1180 (declspecs_add_qual): Likewise.
1181 (declspecs_add_type): Likewise.
1182 (finish_declspecs): Likewise.
1183 * c-typeck.c (composite_type): Likewise.
1184 (comp_target_types): Likewise.
1185 (build_array_ref): Likewise.
1186 (pointer_diff): Likewise.
1187 (build_unary_op): Likewise.
1188 (build_conditional_expr): Likewise.
1189 (build_c_cast): Likewise.
1190 (convert_for_assignment): Likewise.
1191 (maybe_warn_string_init): Likewise.
1192 (digest_init): Likewise.
1193 (pop_init_level): Likewise.
1194 (set_init_index): Likewise.
1195 (c_finish_goto_label): Likewise.
1196 (c_finish_return): Likewise.
1197 (do_case): Likewise.
1198 (build_binary_op): Likewise.
1199 * c-parser.c (static): Likewise.
1200 (c_parser_external_declaration): Likewise.
1201 (c_parser_declaration_or_fndef): Likewise.
1202 (c_parser_static_assert_declaration_no_se): Likewise.
1203 (c_parser_enum_specifier): Likewise.
1204 (c_parser_struct_or_union_specifier): Likewise.
1205 (c_parser_struct_declaration): Likewise.
1206 (c_parser_alignas_specifier): Likewise.
1207 (c_parser_braced_init): Likewise.
1208 (c_parser_initelt): Likewise.
1209 (c_parser_compound_statement_nostart): Likewise.
1210 (c_parser_conditional_expression): Likewise.
1211 (c_parser_alignof_expression): Likewise.
1212 (c_parser_postfix_expression): Likewise.
1213 (c_parser_postfix_expression_after_paren_): Likewise.
1214 (c_parser_objc_class_instance_variables): Likewise.
1215 (c_parser_objc_method_definition): Likewise.
1216 (c_parser_objc_methodprotolist): Likewise.
1218 2012-04-22 Ian Lance Taylor <iant@google.com>
1220 * godump.c (go_output_typedef): Dump size of structs.
1222 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
1224 Correcting transform_to_exit_first_loop + fix to PR46886
1225 * tree-parloops.c (transform_to_exit_first_loop): Remove
1226 setting of number of iterations according to the loop pattern.
1227 Duplicate from entry to exit->src instead of loop->latch.
1228 (pallelize_loops): Remove the condition preventing do-while loops.
1229 * tree-cfg.c (bool bb_in_region_p): New.
1230 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
1231 Adjust redirection of the duplicated iteration.
1233 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
1236 * rtl.def (ADDRESS): Use "i" rather than "w".
1237 * rtl.h (find_base_term): Delete.
1238 (may_be_sp_based_p): Declare.
1239 * rtl.c (rtx_code_size): Remove ADDRESS special case.
1240 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
1241 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
1243 (find_base_term): Make static.
1244 (may_be_sp_based_p): New function.
1245 * dse.c (record_store): Use it.
1246 * store-motion.c (store_killed_in_insn): Likewise.
1248 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
1250 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
1252 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1255 * c-typeck.c (inform_declaration): New.
1256 (build_function_call_vec): Do not pretty-print
1257 expressions when caret is enabled.
1258 (convert_arguments): Use inform_declaration.
1260 2012-04-20 Jim Meyering <meyering@redhat.com>
1262 * genmodes.c (make_complex_modes): Don't truncate a mode name of
1263 length 7 or more when prepending a "C". Suggested by Richard Guenther.
1265 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1267 PR rtl-optimization/44214
1268 * fold-const.c (exact_inverse): New function.
1269 (fold_binary_loc): Fold vector and complex division by constant into
1270 multiply by recripocal with flag_reciprocal_math; fold vector division
1271 by constant into multiply by reciprocal with exact inverse.
1273 2012-04-20 Jan Hubicka <jh@suse.cz>
1275 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
1277 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
1278 (cgraph_remove_node): Update.
1279 (cgraph_mark_needed_node): Remove.
1280 (cgraph_mark_force_output_node): New.
1281 (dump_cgraph_node): Do not dump needed flag.
1282 (cgraph_node_cannot_be_local_p_1): Update.
1283 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
1284 * cgraph.h (symtab_node_base): Add force_output flag.
1285 (cgraph_node): Remove needed flag.
1286 (varpool_node): Remove force_output flag.
1287 (cgraph_mark_needed_node): Remove.
1288 (cgraph_mark_force_output_node): New.
1289 (cgraph_only_called_directly_or_aliased_p,
1290 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
1291 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
1292 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
1293 (cgraph_add_new_function): Update.
1294 (cgraph_mark_if_needed): Update.
1295 (verify_cgraph_node): Update.
1296 (cgraph_analyze_function): Alias target is reachable.
1297 (process_function_and_variable_attributes): Update: externally_visible
1298 flag makes function reachable.
1299 (cgraph_analyze_functions): Update dumping.
1300 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
1301 input_overwrite_node, input_varpool_node): Update streaming.
1302 * lto-streamer-out.c (produce_symtab): Use force_output.
1303 * ipa.c (process_references): Weakrefs must be processed.
1304 (cgraph_remove_unreachable_nodes): Likewise; update for new
1306 (varpool_externally_visible_p): Weakrefs are externally visible
1307 even if they are not.
1308 (function_and_variable_visibility): Update; when processing alias
1309 pair force the targets to be output.
1310 (whole_program_function_and_variable_visility): Use
1311 mark_reachable_node.
1312 * trans-mem.c (ipa_tm_mark_needed_node): Remove
1313 (ipa_tm_mark_force_output_node): New function.
1314 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
1315 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
1317 * varasm.c (mark_decl_referenced): Update.
1318 (find_decl_and_mark_needed): Remove.
1319 (find_decl): New function.
1320 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
1321 alias targets as needed.
1322 (dump_tm_clone_pairs): Update.
1323 * tree-inline.c (copy_bb): Update check.
1324 * symtab.c (dump_symtab_base): Dump force_output.
1325 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
1326 * passes.c (execute_todo): Fix dumping.
1327 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
1328 (varpool_analyze_pending_decls): Alias target is reachable.
1329 (varpool_create_variable_alias): Finalize weakrefs.
1331 2012-04-20 Jakub Jelinek <jakub@redhat.com>
1334 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
1335 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
1336 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
1337 macros instead of constants.
1338 * dse.c (record_store): Check for SP ADDRESS by comparing
1339 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
1340 XEXP to be stack_pointer_rtx.
1342 2012-04-20 Richard Guenther <rguenther@suse.de>
1344 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
1345 update_call_from_tree when propagating into a call.
1347 2012-04-20 Alan Modra <amodra@gmail.com>
1349 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
1350 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
1351 sp_offset to frame_off. Move world save code earlier.
1353 2012-04-20 Richard Guenther <rguenther@suse.de>
1355 PR tree-optimization/53050
1356 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
1357 Do only one transform on COND_EXPRs at the same time.
1359 2012-04-19 Jan Hubicka <jh@suse.cz>
1361 * symtab.c (dump_symtab_base): Revert accidental checkin.
1363 2012-04-20 Alan Modra <amodra@gmail.com>
1366 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1367 static chain, set REST_INLINE_FPRS too.
1369 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
1371 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
1374 2012-04-20 Richard Guenther <rguenther@suse.de>
1376 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
1377 loops that can never run more often than the vectorization factor.
1379 2012-04-19 Jan Hubicka <jh@suse.cz>
1381 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
1383 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
1385 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1387 2012-04-19 Jim Meyering <meyering@redhat.com>
1389 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
1390 We verified above that the string(including trailing NUL) fits in buf,
1393 2012-04-19 Richard Guenther <rguenther@suse.de>
1395 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
1396 for dumping DECL_SECTION_NAME.
1398 2012-04-19 Michael Matz <matz@suse.de>
1401 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
1402 (struct tree_vector): Adjust GTY length.
1403 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
1405 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
1407 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
1408 caller emitted the length calulation already.
1409 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
1410 before handling any of the fields for structs.
1412 2012-04-19 Richard Guenther <rguenther@suse.de>
1414 PR tree-optimization/53031
1415 * tree-vrp.c (adjust_range_with_scev): Revert back to
1416 using max_loop_iterations.
1418 2012-04-19 Michael Matz <matz@suse.de>
1420 * diagnostic.c (emit_diagnostic): Move va_end call after user
1422 (warning, warning_at, pedwarn, permerror): Ditto.
1424 2012-04-19 Richard Guenther <rguenther@suse.de>
1426 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1429 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1432 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1433 the case *(X+const).
1435 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1437 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
1439 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1442 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
1443 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
1445 2012-04-19 Richard Guenther <rguenther@suse.de>
1447 PR rtl-optimization/44688
1448 * loop-iv.c (determine_max_iter): Only return max_iter.
1449 (iv_number_of_iterations): Also use the recorded loop bound
1450 on the maximum number of iterations.
1451 * loop-unroll.c (decide_unroll_runtime_iterations): Use
1452 max_iter to avoid unrolling loops that do not roll.
1453 (decide_unroll_stupid): Likewise.
1455 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
1457 * targhooks.c (default_case_values_threshold): Fix code style nit.
1459 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
1460 case range and type folding from here...
1461 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
1462 type, as documented in tree.def.
1464 2012-04-18 Jan Hubicka <jh@suse.cz>
1466 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
1468 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
1469 cgraph hash and same comdat groups.
1470 (cgraph_optimize): Verify symbol table.
1471 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
1472 (dissolve_same_comdat_group_list): Work on symtab nodes.
1473 (function_and_variable_visibility): Dissolve variable same comdat group
1475 * symtab.c: Include timevar.h
1476 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
1478 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
1480 * tree-switch-conversion.c (info): Remove global pass info.
1481 (check_range, check_process_case, check_final_bb, create_temp_arrays,
1482 free_temp_arrays, gather_default_values, build_constructors,
1483 array_value_type, build_one_array, build_arrays, gen_def_assigns,
1484 fix_phi_nodes, gen_inbound_check): Pass info around from ...
1485 (process_switch): ... here. Unify message format. Return a const
1486 char pointer to the failure reason message.
1487 (do_switchconv): Unify message format. Update process_switch usage.
1489 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
1490 * tree-cfg.c (edge_to_cases): Fix documentation.
1492 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1494 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1496 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1498 PR tree-optimization/52976
1499 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
1500 (possibly_move_powi): New function.
1501 (rewrite_expr_tree): Call possibly_move_powi.
1502 (rewrite_expr_tree_parallel): Likewise.
1503 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
1504 call add_to_ops_vec instead.
1506 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1508 PR tree-optimization/52976
1509 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
1510 (decrement_power): Likewise.
1511 (propagate_op_to_single_use): Likewise.
1512 (zero_one_operation): Handle __builtin_pow* calls in linearized
1513 expression trees; factor logic into propagate_op_to_single_use.
1514 (undistribute_ops_list): Allow operands with repeat counts > 1.
1516 2012-04-18 Richard Guenther <rguenther@suse.de>
1518 PR tree-optimization/44688
1519 * cfgloop.h (record_niter_bound): Declare.
1520 * tree-ssa-loop-niter.c (record_niter_bound): Export.
1521 Update the estimation with the upper bound here...
1522 (estimate_numbers_of_iterations_loop): ... instead of here.
1523 Do not forcefully reset a recorded upper bound.
1524 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
1525 Record the maximum number of loop iterations of the prologue loop.
1527 2012-04-18 Jan Hubicka <jh@suse.cz>
1529 * lto-symtab.c (lto_cgraph_replace_node): Update.
1530 * cgraphbuild.c (record_reference, record_type_list,
1531 record_eh_tables, mark_address, mark_load, mark_store): Update.
1532 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
1533 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
1535 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
1536 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
1537 * reload.c: Fix typo in comment.
1538 * rtlanal.c: Likewise.
1539 * tree-emultls.c (gen_emutls_addr): Update.
1540 * ipa-reference.c (analyze_function): Update.
1541 * cgraphunit.c (cgraph_analyze_function,
1542 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
1544 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
1545 (ipa_remove_reference): Likewise.
1546 (ipa_remove_all_refering): Rename to ...
1547 (ipa_remove_all_referring): ... this one; update.
1548 (ipa_dump_references): Update.
1549 (ipa_dump_referring): Update.
1550 (ipa_clone_references): Update.
1551 (ipa_clone_refering): Rename to ...
1552 (ipa_clone_referring): ... this one; update.
1553 (ipa_ref_cannot_lead_to_return): Update.
1554 (ipa_ref_has_aliases_p): Update.
1555 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
1557 (ipa_ref_type): Remove.
1558 (ipa_ref_ptr_u): Remove.
1559 (ipa_ref): Remove referencing, refered, refered_index, refering_type
1560 and refered_type; add referring, referred and referred_index.
1561 (ipa_ref_list): Rename refering to referring.
1562 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
1563 ipa_clone_references, ipa_clone_referring): Update prototypes.
1564 * lto-cgraph.c (referenced_from_other_partition_p): Update.
1565 (lto_output_ref): Update.
1566 (add_references): Update.
1567 (input_varpool_node): Update.
1568 (input_refs): Update.
1569 * ipa-ref-inline.h (ipa_ref_node): Update.
1570 (ipa_ref_varpool_node): Update.
1571 (ipa_ref_referring_node): Update.
1572 (ipa_ref_referring_varpool_node): Update.
1573 (ipa_ref_referring_ref_list): Update.
1574 (ipa_ref_referred_ref_list): Update.
1575 (ipa_ref_list_first_referring): Update.
1576 (ipa_empty_ref_list): Update.
1577 (ipa_ref_list_refering_iterate): Rename to ...
1578 (ipa_ref_list_referring_iterate): ... this one.
1579 * cse.c: Update comment.
1580 * ipa-utils.c (ipa_reverse_postorder): Update.
1581 * tree-ssa-alias.c: Update.
1582 * ipa-inline.c (reset_edge_caches): Update.
1583 (update_caller_keys): Update.
1584 * ipa-inline.h: Update comments.
1585 * jump.c: Update comment.
1586 * alias.c: Likewise.
1587 * ipa.c (process_references): Update.
1588 (cgraph_remove_unreachable_nodes): Likewise.
1589 (ipa_discover_readonly_nonaddressable_var): Likewise.
1590 (cgraph_address_taken_from_non_vtable_p): Likewise.
1591 * trans-mem.c (ipa_tm_execute): Update.
1592 * simplify-rtx.c: Fix comment.
1593 * rtl.c: Fix comment.
1594 * symtab.c (symtab_unregister_node): Update.
1595 * varpool.c (dump_varpool_node): Update.
1596 (varpool_analyze_pending_decls): Update.
1597 (assemble_aliases): Update.
1598 (varpool_for_node_and_aliases): Update.
1600 2012-04-18 Richard Guenther <rguenther@suse.de>
1602 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
1603 use_undefined_p parameter.
1604 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
1605 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
1607 (estimate_numbers_of_iterations): Likewise.
1608 (estimated_loop_iterations): Adjust.
1609 (max_loop_iterations): Likewise.
1610 (scev_probably_wraps_p): Likewise.
1611 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
1612 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
1613 not max_loop_iterations.
1614 (execute_vrp): Remove explicit number of iterations estimation.
1616 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
1618 * config/i386/linux-common.h: New.
1620 * config.gcc: Add i386/linux-common.h before
1621 all i386/linux.h and i386/linux64.h usages.
1623 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
1624 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
1625 * config/i386/gnu-user64.h: Likewise.
1627 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
1628 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
1629 (GNU_USER_TARGET_MATHFILE_SPEC): New.
1630 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
1632 2012-04-18 Jan Hubicka <jh@suse.cz>
1634 * cgraph.c (cgraph_node_name): Remove.
1635 (dump_cgraph_node): Use dump_symtab_base; reformat.
1636 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
1637 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
1639 (cgraph_node_name, varpool_node_name): Remove.
1640 (cgraph_node_asm_name, varpool_node_asm_name,
1641 cgraph_node_name, varpool_node_name): New.
1642 * tree-pass.h (TODO_dump_cgraph): Rename to ...
1643 (TODO_dump_symtab): ... this one.
1644 * ipa-cp (pass_ipa_cp): Update.
1645 * ia-reference.c (generate_summary, read_write_all_from_decl,
1646 propagate, ipa_reference_read_optimization_summary): Update.
1647 * cgraphunit.c (cgraph_analyze_functions): Update.
1648 (cgraph_optimize): Update.
1649 * ipa-ref.c (ipa_dump_references): Update.
1650 (ipa_dump_refering): Update.
1651 * ipa-inline.c (pass_ipa_inline): Update.
1652 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
1653 * ipa.c (pass_ipa_function_visibility,
1654 pass_ipa_whole_program_visibility): Update.
1655 * tree-sra.c (pass_early_ipa_sra): Update.
1656 * symtab.c: Include langhooks.h
1657 (symtab_node_asm_name): New.
1658 (symtab_node_name): New.
1659 (symtab_type_names): New static var.
1660 (dump_symtab_base): New.
1661 (dump_symtab_node, dump_symtab): New.
1662 (debug_symtab_node, debug_symtab): New.
1663 * tree-ssa-structalias.c: Dump symbol table.
1664 * pases.c (execute_todo): Handle TODO_dump_symtab instead
1665 of TODO_dump_cgraph.
1666 * varpoo.c (varpool_node_name): Remove.
1667 (dump_varpool_node): Use dump_symtab_base; reformat.
1669 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1671 * doc/invoke.texi (Language Independent Options): @item should be
1674 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
1677 * rtl.c (rtx_code_size): Handle ADDRESS.
1679 2012-04-17 Tom de Vries <tom@codesourcery.com>
1681 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
1684 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1687 * config/i386/sync.md (atomic_<code><mode>): Rename to
1688 atomic_<logic><mode>.
1690 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
1692 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
1693 * alias.c (reg_base_value): Expand and update comment.
1694 (arg_base_value): New variable.
1695 (unique_id): Move up file.
1696 (unique_base_value, unique_base_value_p, known_base_value_p): New.
1697 (find_base_value): Use arg_base_value and known_base_value_p.
1698 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
1699 (find_base_term): Use known_base_value_p.
1700 (base_alias_check): Use unique_base_value_p.
1701 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
1702 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
1704 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
1706 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
1708 2012-04-17 Michael Matz <matz@suse.de>
1710 PR tree-optimization/18437
1711 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
1712 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
1713 (vect_check_strided_load): Declare.
1714 * tree-vect-data-refs.c (vect_check_strided_load): New function.
1715 (vect_analyze_data_refs): Use it to accept strided loads.
1716 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
1718 2012-04-17 Richard Guenther <rguenther@suse.de>
1721 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
1722 loops when redirecting an entry or latch edge.
1724 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
1726 * sel-sched.c (sel_global_init): Revert previous change.
1728 2012-04-17 Richard Guenther <rguenther@suse.de>
1730 * tree-flow.h (array_at_struct_end_p): Move declaration ...
1731 * tree.h (array_at_struct_end_p): ... here.
1732 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
1733 * expr.c (array_at_struct_end_p): ... here. Rewrite.
1735 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
1737 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
1738 COST_TABLE): Remove.
1739 (estimate_case_costs): Remove.
1740 (expand_case): Do not call estimate_case_costs
1741 to set use_cost_table.
1742 (balance_case_nodes): Do not use use_cost_table.
1744 2012-04-16 Jan Hubicka <jh@suse.cz>
1746 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
1747 (hash_node, eq_node): Remove.
1748 (cgraph_create_node): Do not handle hashtable.
1749 (cgraph_get_node): Remove.
1750 (cgraph_insert_node_to_hashtable): Remove.
1751 (hash_node_by_assembler_name): Remove.
1752 (eq_assembler_name): Remove.
1753 (cgraph_node_for_asm): Rewrite.
1754 (cgraph_find_replacement_node): Break out from ...
1755 (cgraph_remove_node): ... here; do not maintain hashtables.
1756 (change_decl_assembler_name): Remove.
1757 (cgraph_clone_node): Do not maintain hashtables.
1758 * cgraph.h (const_symtab_node): New typedef.
1759 (cgraph_insert_node_to_hashtable): Remove.
1760 (symtab_get_node, symtab_node_for_asm,
1761 symtab_insert_node_to_hashtable): Declare.
1762 (cgraph_find_replacement_node): Declare.
1763 (cgraph_get_node, varpool_get_node): Turn into inlines.
1764 (cgraph, varpool): Work sanely on NULL pointers.
1765 (FOR_EACH_SYMBOL): New walker.
1766 * ipa-inline-transform.c (save_inline_function_body): Use
1767 symtab_insert_node_to_hashtable.
1768 * symtab.c: Include ggc.h and diagnostics.h
1769 (symtab_hash, assembler_name_hash): New static vars;
1770 (hash_node, eq_node, hash_node_by_assembler_name,
1771 eq_assembler_name, insert_to_assembler_name_hash,
1772 unlink_from_assembler_name_hash): New.
1773 (symtab_register_node): Update hashtables.
1774 (symtab_insert_node_to_hashtable): New.
1775 (symtab_unregister_node): Update hashtables.
1776 (symtab_get_node): New.
1777 (symtab_node_for_asm): New.
1778 (change_decl_assembler_name): New.
1779 * Makefile.in (symtab.o): Needs GTY.
1780 * varpool.c (varpool_hash): Remove.
1781 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
1782 (varpool_node): Rewrite using varpool_get_node.
1783 (varpool_remove_node): DO not maintain hashtables.
1784 (varpool_node_for_asm): Rewrite.
1786 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
1788 * doc/invoke.texi: Copy-edit to put verbs in the present tense
1789 when describing the current behavior of GCC.
1791 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
1793 * genemit.c (gen_exp): Remove ADDRESS handling.
1794 * genoutput.c (scan_operands): Likewise.
1795 * genpeep.c (match_rtx): Likewise.
1796 * genrecog.c (add_to_sequence): Likewise.
1798 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
1800 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
1802 2012-04-16 Martin Jambor <mjambor@suse.cz>
1804 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
1807 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
1810 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1811 hints for 'A' operand types.
1813 2012-04-16 Jan Hubicka <jh@suse.cz>
1815 * cgraph.h (symtab_node_base): Add next and previous pointers.
1816 (cgraph_node): Remove next and preivous pointers.
1817 (varpool_node): Likewise; remove next/previous GTY marker;
1818 it is not type safe.
1819 (symtab_node_def): Update GTY marker
1820 (x_cgraph_nodes, cgraph_nodes): Remove.
1821 (symtab_nodes): New function.
1822 (cgraph_order): Rename to ...
1823 (symtab_order): ... this one.
1824 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
1826 (x_varpool_nodes, varpool_nodes): Remove.
1827 (FOR_EACH_STATIC_VARIABLE): Update.
1828 (symtab_function_p, symtab_variable_p): New function.
1829 (FOR_EACH_VARIABLE): Update.
1830 (varpool_first_variable, varpool_next_variable): New functions.
1831 (FOR_EACH_VARIABLE): Update.
1832 (cgraph_first_defined_function): Update.
1833 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
1834 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
1835 (cgraph_first_function, cgraph_next_function): New.
1836 (FOR_EACH_FUNCTION): Update.
1837 (cgraph_first_function_with_gimple_body,
1838 cgraph_next_function_with_gimple_body): Update.
1839 * symtab.c: New file.
1840 * cgraph.c: Update copyright dates.
1841 (x_cgraph_nodes, cgraph_order): Remove.
1842 (NEXT_FREE_NODE): Update.
1843 (SET_NEXT_FREE_NODE): New.
1844 (cgraph_create_node_1): Remove common code.
1845 (cgraph_create_node): Remove common code; call symtab_register_node.
1846 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
1847 (cgraph_add_asm_node): Update.
1848 (cgraph_clone_node): Register new node.
1849 * cgraphunit.c (process_function_and_variable_attributes): Update.
1850 (cgraph_analyze_functions): Update.
1851 (cgraph_analyze_functions): Update.
1852 (cgraph_output_in_order): Update.
1853 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
1855 * ipa-inline.c (recursive_inlining): Update.
1856 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
1857 * ipa.c (cgraph_remove_unreachable_nodes): Update.
1858 * Makefile.in: Add symtab.o
1859 * varpool.c (x_varpool_nodes): Remove
1860 (varpool_node): Remove common code; call symtab_register_node.
1861 (varpool_remove_node): Remove common code; call symtab_unregister_node.
1863 2012-04-16 Richard Guenther <rguenther@suse.de>
1866 * tree.h (VECTOR_CST_NELTS): Adjust.
1867 (struct tree_vector): Add explicit length field.
1868 (make_vector_stat): Declare.
1869 (make_vector): Define.
1870 * tree.c (make_vector_stat): New function.
1871 (build_vector_stat): Use it.
1872 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
1874 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1876 PR tree-optimization/52976
1877 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
1878 (undistribute_ops_list): Ops with repeat counts aren't eligible for
1880 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
1882 2012-04-16 Jan Hubicka <jh@suse.cz>
1884 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
1886 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
1887 walkers to walk cgraph and varpool.
1888 * cgraph.c (cgraph_node_for_asm): Likewise.
1889 (dump_cgraph): Likewise.
1890 * value-prof.c (init_node_map): Likewise.
1891 * tree.c (free_lang_data_in_cgraph): Likewise.
1892 * tree-emutls.c: (ipa_lower_emutls): Likewise.
1893 * ipa-reference.c (generate_summary, propagate): Likewise.
1894 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
1895 cgraph_mark_functions_to_output, cgraph_output_in_order,
1896 output_weakrefs, cgraph_materialize_all_clones,
1897 cgraph_optimize): Likewise.
1898 * lto-cgraph.c (merge_profile_summaries): Likewise.
1899 (input_cgraph): Likewise.
1900 * ipa-pure-const.c (generate_summary): Likewise.
1901 (propagate): Likwise.
1902 * ipa-utils.c (ipa_reduced_postorder): Likewise.
1903 (ipa_free_postorder_info): Likewise.
1904 (ipa_reverse_postorder): Likewise.
1905 * ipa-inline.c (ipa_inline): Likewise.
1906 * matrix-reorg.c (find_matrices_decl): Likewise.
1907 (matrix_reorg): Likewise.
1908 * tree-vectorizer.c (increase_alignment): Likewise.
1909 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
1910 (function_and_variable_visibility): Likewise.
1911 (whole_program_function_and_variable_visibility): Likewise.
1912 (ipa_cdtor_merge): Likewise.
1913 * trans-mem.c (ipa_tm_execute): Likewise.
1914 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
1915 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
1916 (ipa_print_all_params): Likewise.
1917 (ipa_update_after_lto_read): Likewise.
1918 * tree-profie.c (tree_profiling): Likewise.
1919 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
1920 * passes.c (dump_passes): Likewise.
1921 (do_per_function): Likewise.
1922 (ipa_write_summaries): Likewise.
1923 * varpool.c (dump_varpool): Likewise.
1924 (varpool_node_for_asm): Likewise.
1925 (varpool_assemble_pending_decls): Likewise.
1927 2012-04-16 Richard Guenther <rguenther@suse.de>
1929 PR tree-optimization/52975
1930 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
1931 condition but always mark it with TRUTH_NOT_EXPR.
1933 2012-04-16 Richard Guenther <rguenther@suse.de>
1935 PR tree-optimization/52975
1936 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
1937 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
1938 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
1939 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
1941 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
1943 * config/i386/sse.md (ssse3_plusminus): New code iterator.
1944 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
1945 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
1946 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
1947 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
1948 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
1949 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
1951 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
1952 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
1953 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
1954 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
1955 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
1956 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
1958 (xop_plus): New code iterator.
1959 (macs): New code attribute.
1961 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
1962 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
1964 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
1965 xop_plus code iterator.
1966 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
1967 xop_plus code iterator.
1968 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
1969 xop_plus code iterator.
1970 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
1971 xop_plus code iterator.
1973 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
1974 any_extend code iterator.
1975 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
1976 any_extend code iterator.
1977 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
1978 any_extend code iterator.
1979 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
1980 any_extend code iterator.
1981 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
1982 any_extend code iterator.
1983 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
1984 any_extend code iterator.
1986 2012-04-14 Tom de Vries <tom@codesourcery.com>
1988 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
1989 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
1990 DELETED_LABEL note, and move it to ...
1991 * cfgrtl.c (delete_insn): ... here. Change return type to void.
1992 (delete_insn_and_edges): Likewise.
1993 (delete_insn_chain): Handle new return type of delete_insn. Delete
1994 chain backwards rather than forwards.
1995 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
1997 * cfglayout.c (fixup_reorder_chain): Delete unused label.
1999 2012-04-14 Jan Hubicka <jh@suse.cz>
2001 * cgraph.h: Update copyrights;
2002 (symtab_node): Turn to union typedef.
2003 (symtab_node_base): New structure.
2004 (symtab_type): Add SYMTAB_SYMBOL tag.
2005 (cgraph_node): Annotate some pinters with nested_ptr.
2006 (varpool_node): Likewise.
2007 (cgraph_local_info): Remove lto_file_data
2008 and externally_visible.
2009 (cgraph_node): Remove decl; same_comdat_group list;
2010 aux; ref_list; order; address_taken; reachable_from_other_parittion,
2011 in_other_partition; resolution.
2012 (varpool_node): Remove decl; same_comdat_group;
2013 ref_list; lto_file_data; aux; order; resolution; externally_visible;
2014 used_from_other_partition; in_other_partition.
2015 (symtab_node_def): New union.
2016 (cgraph, varpool): Update.
2017 (varpool_first_static_initializer, varpool_next_static_initializer,
2018 cgraph_only_called_directly_or_aliased_p,
2019 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
2020 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
2021 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
2023 * cgraph.c: Likewise.
2024 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
2025 * cgraphbuild.c: Likewise.
2026 * lto-symtab.c: Likewise.
2027 * c-gimplify.c: Likewise.
2028 * value-prof.c: Likewise.
2030 * ipa-cp.c: Likewise.
2031 * tree-emutls.c: Likewise.
2032 * ipa-inline-transform.c: Likwise.
2033 * ipa-reference.c: Likewise.
2034 * cgraphunit.c: Likewise.
2035 * ipa-ref.c: Likewise.
2036 * lto-cgraph.c: Likewise.
2037 * ipa-ref-inline.h: Likewise.
2038 * ipa-pure-const.c: Likewise.
2039 * lto-streamer-out.c: Likewise.
2040 * ipa-utils.c: Likewise.
2041 * ipa-inline.c: Likewise.
2042 * matrix-reorg.c: Likewise.
2043 * tree-eh.c: Likewise.
2044 * tree-vectorizer.c: Likewise.
2045 * ipa-split.c: Likewise.
2047 * trans-mem.c: Likewise.
2048 * ipa-inline-analysis.c: Likewise.
2049 * gimplify.c: Likewise.
2050 * cfgexpand.c: Likewise.
2051 * tree-sra.c: Likewise.
2052 * ipa-prop.c: Likewise.
2053 * varasm.c: Likewise.
2054 * tree-nested.c: Likewise.
2055 * tree-inline.c: Likewise.
2056 * tree-profile.c: Likewise.
2057 * tree-ssa-structalias.c: Likewise.
2058 * passes.c: Likewise.
2059 * varpool.c: Likewise.
2061 2012-04-14 Tom de Vries <tom@codesourcery.com>
2063 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
2064 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
2065 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
2067 (gsi_advance_fw_nondebug_nonlocal): New function.
2068 (local_def): Removed function.
2069 (same_succ_hash): Use stmt_local_def.
2070 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
2071 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
2073 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2075 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
2076 and __ILP32__ for x32.
2078 2012-04-13 Martin Jambor <mjambor@suse.cz>
2081 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
2082 fold_ctor_reference returns a zero constant.
2084 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
2086 * config.gcc: Add i386/gnu-user-common.h before all
2087 i386/gnu-user.h and i386/gnu-user64.h usages.
2089 * config/i386/gnu-user-common.h: New.
2091 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
2092 (CC1_SPEC): Likewise.
2093 (ENDFILE_SPEC): Likewise.
2094 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
2095 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
2096 (TARGET_OS_CPP_BUILTINS): Likewise.
2097 (LIBGCC2_HAS_TF_MODE): Likewise.
2098 (LIBGCC2_TF_CEXT): Likewise.
2099 (TF_SIZE): Likewise.
2100 (TARGET_ASM_FILE_END): Likewise.
2101 (STACK_CHECK_MOVING_SP): Likewise.
2102 (STACK_CHECK_STATIC_BUILTIN): Likewise.
2103 * config/i386/gnu-user64.h: Likewise.
2105 2012-04-13 Martin Jambor <mjambor@suse.cz>
2107 * expr.c (expand_expr_real_1): Pass type, not the expression, to
2108 set_mem_attributes for a memory temporary. Do not call the function
2109 for the memory temporary created for a bitfield.
2111 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2114 * df.h (enum debug_temp_where): New.
2115 (dead_debug_init, dead_debug_finish) Declare.
2116 (dead_debug_add, dead_debug_insert_temp): Declare.
2117 (struct dead_debug_use, struct dead_debug): Moved from...
2118 * df-problems.c: ... here.
2119 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
2121 (df_create_unused_note): Likewise.
2122 (df_set_dead_notes_for_mw): Move comment where it belongs.
2123 (dead_debug_init): Export.
2124 (dead_debug_reset_uses): New, factored out of...
2125 (dead_debug_finish): ...this. Export.
2126 (dead_debug_reset): Remove.
2127 (dead_debug_add): Export.
2128 (dead_debug_insert_before): Rename to...
2129 (dead_debug_insert_temp): ... this. Add where argument. Export.
2130 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
2131 Return insertion count.
2132 (df_note_bb_compute): Adjust.
2133 * dce.c (word_dce_process_block): Adjust dead debug uses.
2134 (dce_process_block): Likewise.
2136 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2138 * df-problems.c (df_note_bb_compute): Do not take note of
2139 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
2141 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2144 * var-tracking.c (expand_depth): New type.
2145 (onepart_aux, expand_loc_callback_data): Change depth type to it.
2146 (loc_exp_dep_alloc): Adjust initializer.
2147 (update_depth): Use new type. Add entryvals.
2148 (vt_expand_var_loc_chain): Take note of expansions with
2149 ENTRY_VALUEs, but don't accept them right away. Run an optional
2150 second pass accepting the minimum ENTRY_VALUE count found in the
2152 (vt_expand_loc_callback, INIT_ELCD): Adjust.
2154 2012-04-13 Tom de Vries <tom@codesourcery.com>
2156 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
2157 parameters vuse and vuse_escaped.
2158 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
2159 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
2162 2012-04-13 Richard Guenther <rguenther@suse.de>
2164 PR tree-optimization/52969
2165 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
2166 the condition for the COND_EXPR and handle predicate negation
2167 by swapping the COND_EXPR arms.
2169 2012-04-13 Nick Clifton <nickc@redhat.com>
2171 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
2172 TODO_dump_func flag.
2174 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
2176 PR rtl-optimization/52203
2177 PR rtl-optimization/52715
2179 Revert the 2012-03-07 fix for PR 52203.
2180 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
2181 the insn does not modify DFA right before issuing, adjust
2182 issue_rate accordingly.
2184 2012-04-13 Richard Guenther <rguenther@suse.de>
2187 * c-typeck.c (pointer_diff): Remove bogus assert.
2189 2012-04-13 Richard Guenther <rguenther@suse.de>
2192 * convert.c (convert_to_pointer): Remove special-casing of zero.
2194 2012-04-13 Joey Ye <joey.ye@arm.com>
2196 * config/arm/constraints.md (Pe): New constraint.
2197 * config/arm/arm.md: New split for imm 256-510.
2199 2012-04-13 Terry Guo <terry.guo@arm.com>
2201 * config/arm/arm-cores.def: Added core cortex-m0plus.
2202 * config/arm/arm-tune.md: Regenerated.
2203 * config/arm/arm-tables.opt: Regenerated.
2204 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
2206 2012-04-13 Alan Modra <amodra@gmail.com>
2209 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
2210 tie regs on destination of sets. Delete forward declaration.
2211 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
2212 (rs6000_emit_prologue): Likewise.
2213 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
2215 (is_mem_ref): Use tie_operand to recognise stack ties.
2216 * config/rs6000/predicates.md (tie_operand): New.
2217 * config/rs6000/rs6000.md (restore_stack_block): Generate new
2219 (restore_stack_nonlocal): Likewise.
2220 (stack_tie): Update.
2221 (frame_tie): Delete.
2223 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2225 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
2226 HOST_WIDE_INT_PRINT_DEC in format strings.
2228 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
2231 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
2232 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
2233 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
2234 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
2235 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
2236 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
2237 avx2_permvarv8si using VI4F_256 mode iterator.
2238 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
2239 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
2240 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
2241 gen_avx2_permvarv8sf.
2242 (expand_vec_perm_pshufb): Ditto.
2244 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2247 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
2248 the list of options to enable the FCFID instruction.
2249 (TARGET_EXTRA_BUILTINS): Adjust comment.
2251 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2253 PR tree-optimization/18589
2254 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
2255 (operand_entry): Add count field.
2256 (add_repeat_to_ops_vec): New function.
2257 (completely_remove_stmt): Likewise.
2258 (remove_def_if_absorbed_call): Likewise.
2259 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
2260 (acceptable_pow_call): New function.
2261 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
2262 entries with repeat counts when found.
2263 (repeat_factor_d): New struct and associated typedefs.
2264 (repeat_factor_vec): New static vector variable.
2265 (compare_repeat_factors): New function.
2266 (get_reassoc_pow_ssa_name): Likewise.
2267 (attempt_builtin_powi): Likewise.
2268 (reassociate_bb): Call attempt_builtin_powi.
2269 (fini_reassoc): Two new calls to statistics_counter_event.
2271 2012-04-12 Richard Guenther <rguenther@suse.de>
2273 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
2274 * cgraph.h (tree_rest_of_compilation): Remove.
2275 * cgraph.c (cgraph_add_new_function): Move ...
2276 * cgraphunit.c (cgraph_add_new_function): ... here.
2277 (tree_rest_of_compilation): Make static.
2278 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
2279 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
2280 gate_all_early_local_passes, execute_all_early_local_passes,
2281 pass_early_local_passes, gate_all_early_optimizations,
2282 pass_all_early_optimizations): Move ...
2283 * passes.c (gate_all_optimizations, pass_all_optimizations,
2284 gate_all_early_local_passes, execute_all_early_local_passes,
2285 pass_early_local_passes, gate_all_early_optimizations,
2286 pass_all_early_optimizations): ... here.
2287 * tree-optimize.c (execute_free_datastructures): Remove.
2288 * tree-flow.h (execute_free_datastructures): Remove.
2289 * tree-optimize.c (execute_init_datastructures,
2290 pass_init_datastructures): Move ...
2291 * tree-ssa.c (execute_init_datastructures,
2292 pass_init_datastructures): ... here.
2293 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
2294 execute_free_datastructures.
2296 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
2298 * dbgcnt.def (ira_move): New counter.
2299 * ira-int.h (ira_create_new_reg): Declare function.
2300 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
2301 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
2302 no longer static. All callers changed.
2303 * ira.c: Include "dbgcnt.h".
2304 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
2305 move_unallocated_pseudos): New static functions.
2306 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
2307 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
2308 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
2309 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
2310 to the pseudos generated in find_moveable_pseudos.
2311 * Makefile.in (ira.o): Add $(DBGCNT_H).
2313 2012-04-12 Richard Guenther <rguenther@suse.de>
2315 PR tree-optimization/52943
2316 * tree-chrec.h (chrec_is_positive): Remove.
2317 * tree-scalar-evolution.c (chrec_is_positive): Move ...
2318 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
2319 Return false for a constant zero instead of negative.
2320 (analyze_siv_subscript_cst_affine): Handle zero difference
2321 in the initial condition explicitely.
2323 2012-04-12 Richard Guenther <rguenther@suse.de>
2325 * tree-parloops.c (parallelize_loops): Also consult the upper
2326 bound for the number of iterations.
2327 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2328 (loop_prefetch_arrays): Likewise.
2330 2012-04-12 Richard Guenther <rguenther@suse.de>
2332 * cfgloop.h (estimated_loop_iterations_int): Ditch
2333 'conservative' parameter.
2334 (max_stmt_executions_int): Likewise.
2335 (estimated_loop_iterations): Likewise.
2336 (max_stmt_executions): Likewise.
2337 (max_loop_iterations): Declare.
2338 (max_loop_iterations_int): Likewise.
2339 (estimated_stmt_executions): Likewise.
2340 (estimated_stmt_executions_int): Likewise.
2341 * tree-ssa-loop-niter.c (estimated_loop_iterations):
2343 (max_loop_iterations): ... this.
2344 (estimated_loop_iterations_int): Split parts to ...
2345 (max_loop_iterations_int): ... this.
2346 (max_stmt_executions_int): Split parts to ...
2347 (estimated_stmt_executions_int): ... this.
2348 (max_stmt_executions): Split parts to ...
2349 (estimated_stmt_executions): ... this.
2350 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
2351 * predict.c (predict_loops): Likewise.
2352 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
2353 (analyze_siv_subscript_cst_affine): Likewise.
2354 (compute_overlap_steps_for_affine_1_2): Likewise.
2355 (analyze_subscript_affine_affine): Likewise.
2356 (init_omega_for_ddr_1): Likewise.
2357 * tree-parloops.c (parallelize_loops): Likewise.
2358 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2359 (may_eliminate_iv): Likewise.
2360 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2361 (loop_prefetch_arrays): Likewise.
2362 * tree-vrp.c (adjust_range_with_scev): Likewise.
2364 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
2366 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
2367 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
2369 (dump_table): Use bool type for need_align and have_df variables.
2370 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
2371 (regs_used): Remove register modifier.
2372 (barrier_align): Move variables slot, credit, jump_to_next
2373 into if block above for loop. Use bool type for jump_to_next.
2374 (sh_function_arg): Use NULL_RTX instead of 0.
2376 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
2378 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
2379 (bswapsi2): New expander.
2381 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2383 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
2384 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
2386 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2388 PR rtl-optimization/52876
2389 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
2390 Don't call mark_reg_pointer for incompatible pointer sign extension.
2392 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
2395 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
2397 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
2398 comparisons against TYPE_PRECISION.
2399 * tree-ssa-forwprop.c (combine_conversions): Likewise.
2401 2012-04-11 Xinliang David Li <davidxl@google.com>
2403 * tree-passes.h: Remove TODO_dump_func.
2404 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
2405 * trans-mem.c: Remove TODO_dump_func.
2406 * ira.c: Remove TODO_dump_func.
2408 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2410 * config/i386/i386.c (ix86_option_override_internal): Check
2411 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
2412 after TARGET_64BIT is updated.
2414 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2416 * config/sh/sh.h: Remove old secondary reload code.
2418 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2420 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
2421 (ready_reorder): ... this function.
2423 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
2425 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
2428 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
2429 insns so that no other insn is queued for a time before them.
2431 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
2434 2012-04-11 Richard Guenther <rguenther@suse.de>
2437 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2438 consider loop nesting.
2439 (evolution_function_is_univariate_p): Properly check the remainder
2442 2012-04-11 Richard Guenther <rguenther@suse.de>
2445 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
2447 2012-04-11 Nick Clifton <nickc@redhat.com>
2449 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
2450 information, if requested.
2452 * config/rx/rx.c (rx_expand_prologue): Likewise.
2454 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
2455 Michael Matz <matz@suse.de>
2458 * rtlanal.c (unsigned_reg_p): New function.
2459 Update copyright notice dates.
2460 * rtl.h (unsigned_reg_p): Prototype it.
2461 Update copyright notice dates.
2462 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
2464 * expr.c (expand_expr_real_1): Set register attributes.
2465 * stmt.c (expand_case): Likewise.
2467 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2470 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
2471 consider_sh2a and allow_zero.
2472 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
2473 (disp_addr_displacement): New function.
2474 (sh_address_cost): Use disp_addr_displacement function instead
2475 of DISP_ADDR_OFFSET.
2476 (sh_legitimate_address_p): Adapt to changed
2477 sh_legitimate_index_p declaration.
2478 (sh_find_mov_disp_adjust): Remove HImode check.
2479 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
2480 disp_addr_displacement and max_mov_insn_displacement.
2481 (max_mov_insn_displacement): Remove HImode check.
2482 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
2483 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
2484 * config/sh/constraints.md (K05, K13): New constraints.
2485 (K12): Correct comment.
2486 (Sdd): Do not use DISP_ADDR_P macro.
2487 (Snd, Sbw): Use satisfies_constraint_Sdd.
2488 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
2489 (*extendhisi2_compact, movhi_i): Remove.
2490 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
2491 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
2492 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
2493 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
2494 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
2495 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
2496 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
2498 Add new peepholes for HImode displacement addressing.
2500 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2502 * config/sh/sh.h (SIDI_OFF): Remove.
2503 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
2504 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
2507 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
2510 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
2511 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
2512 * doc/md.texi (Standard Names): Add bswap.
2513 * builtin-types.def (BT_UINT16): New primitive type.
2514 (BT_FN_UINT16_UINT16): New function type.
2515 * builtins.def (BUILT_IN_BSWAP16): New.
2516 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
2517 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
2518 expand_builtin_bswap.
2519 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
2520 (fold_builtin_1): Likewise.
2521 (is_inexpensive_builtin): Likewise.
2522 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
2523 missing bits for bswap to libcall code.
2524 * tree.c (build_common_tree_nodes): Build uint16_type_node.
2525 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
2526 (uint16_type_node): New define.
2527 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
2528 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
2530 (rs6000_init_builtins): Likewise.
2531 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
2533 2012-04-11 Tristan Gingold <gingold@adacore.com>
2535 * doc/extend.texi (Type Attributes): Move paragraph.
2537 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
2540 * diagnostic.h (show_caret): Declare.
2541 (caret_max_width): Declare.
2542 (diagnostic_show_locus): Declare.
2543 * diagnostic.c (diagnostic_initialize): Initialize to false.
2544 (diagnostic_show_locus): New.
2545 (diagnostic_report_diagnostic): Call it.
2546 (getenv_columns): New.
2548 (diagnostic_set_caret_max_width): New.
2549 * input.c (read_line): New.
2550 (location_get_source_line): New.
2551 * input.h (location_get_source_line): Declare.
2552 * toplev.c (general_init): Initialize show_caret from options.
2553 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
2554 * opts.c (common_handle_option): Likewise.
2555 * pretty-print.h (pp_get_prefix): New.
2556 (pp_base_get_prefix): New.
2557 * common.opt (fdiagnostics-show-caret): New option.
2558 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
2560 2012-04-11 Richard Guenther <rguenther@suse.de>
2562 PR rtl-optimization/52881
2563 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
2565 2012-04-11 Richard Guenther <rguenther@suse.de>
2567 PR tree-optimization/52912
2568 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
2569 manipulation code we are threading through a loop header
2570 to an exit destination.
2572 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2574 * tree.h (warn_if_unused_value): Move declaration from here.
2575 * stmt.c (warn_if_unused_value): Move definition from here.
2577 2010-04-10 Michael Matz <matz@suse.de>
2579 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
2581 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
2582 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
2583 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
2584 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
2585 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
2586 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
2587 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
2588 (vect_record_strided_load_vectors): Rename to
2589 vect_record_grouped_load_vectors.
2590 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
2591 Rename use of above macros.
2592 (vect_verify_datarefs_alignment): Ditto.
2593 (vector_alignment_reachable_p): Ditto.
2594 (vect_peeling_hash_get_lowest_cost): Ditto.
2595 (vect_enhance_data_refs_alignment): Ditto.
2596 (vect_analyze_group_access): Ditto and rename stride to groupsize.
2597 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
2598 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
2599 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
2600 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
2601 (vect_record_strided_load_vectors): Rename to
2602 vect_record_grouped_load_vectors.
2603 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
2604 (destroy_loop_vec_info): Ditto.
2605 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
2606 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
2607 (vect_analyze_slp): Ditto.
2608 (new_bb_vec_info): Ditto.
2609 (destroy_bb_vec_info): Ditto.
2610 (vect_schedule_slp_instance): Ditto and rename strided_store to
2612 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
2613 vect_cost_group_size.
2614 (vect_model_store_cost): Rename use of above macros and call
2615 to vect_cost_strided_group_size.
2616 (vect_model_load_cost): Ditto.
2617 (vectorizable_store): Ditto, rename strided_store to grouped_store
2618 and calls to renamed tree-vectorizer.h functions.
2619 (vectorizable_load): Ditto.
2620 (vect_transform_stmt): Rename use of above macros and strided_store
2623 2012-04-10 Jan Hubicka <jh@suse.cz>
2625 * cgraph.h: Remove misledaing comment on ipa-ref.h.
2626 (symtab_type): New enum.
2627 (symtab_node): New structure.
2628 (cgraph_node, varpool_node): Add symbol base type.
2629 (cgraph, varpool): New accestor functions.
2630 * cgraph.c (cgraph_create_node_1): Set symbol type.
2631 * varpool.c (varpool_node): Set symbol type.
2633 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2634 Richard Sandiford <rdsandiford@googlemail.com>
2636 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
2638 2012-04-10 Richard Guenther <rguenther@suse.de>
2641 * gimple-low.c (gimple_check_call_args): Properly account for
2642 compatible aggregate types.
2644 2012-04-10 Richard Guenther <rguenther@suse.de>
2646 * toplev.h (tree_rest_of_compilation): Remove.
2647 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2648 * cgraph.h (tree_rest_of_compilation): Declare.
2649 * tree-optimize.c (tree_rest_of_compilation): Move ...
2650 * cgraphunit.c (tree_rest_of_compilation): ... here.
2651 * cgraph.c (cgraph_add_new_function): Adjust.
2652 * Makefile.in (tree-optimize.o): Adjust.
2653 (cgraphunit.o): Likewise.
2655 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2657 PR tree-optimization/52870
2658 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
2659 presumed pattern statement is within the same loop or basic block.
2661 2012-04-10 Tristan Gingold <gingold@adacore.com>
2663 * gengtype.c (main): Make uintptr_t a known type.
2665 2012-04-10 Richard Guenther <rguenther@suse.de>
2667 * tree-pass.h (tree_lowering_passes): Remove.
2668 * tree-optimize.c (tree_lowering_passes): Remove.
2669 * cgraph.c (cgraph_add_new_function): Inline relevant parts
2670 of tree_lowering_passes, avoid redundant call of early local passes.
2671 * cgraphunit.c (cgraph_lower_function): Fold into ...
2672 (cgraph_analyze_function): ... its single caller. Inline
2673 relevant parts of tree_lowering_passes.
2675 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
2678 * config/pa/pa.opt: Remove SIO and GNU_LD.
2680 2012-04-09 Jan Hubicka <jh@suse.cz>
2685 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
2686 boundary, add its target too.
2687 * lto.c (add_references_to_partition): Add also aliased nodes.
2688 (add_cgraph_node_to_partition,
2689 add_varpool_node_to_partition): Work on nodes, not functions/variables;
2690 when adding alias, add also the aliased object.
2692 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
2695 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
2696 VOIDmode immediate operands.
2697 * config/i386/constraints.md (Wz): New constraint.
2698 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
2700 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
2703 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
2704 the DECL generated for the special GOT helper.
2706 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
2708 * config/sh/constraints.md: Update list of constraints in
2710 (Sr0): Remove unused memory constraint.
2712 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2714 * tree-pretty-print.h: Update comment.
2716 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
2718 * config/sh/sh.md: Use braced string notation where applicable.
2719 (*prefetch_i4, prefetch_m2a): Merge into ...
2720 (*prefetch): ... this new insn.
2722 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
2724 * config/sh/sh.h (high_life_started): Remove
2725 * config/sh/predicates.md (general_movdst_operand): Use
2726 'reload_in_progress' instead of 'high_life_started'.
2727 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
2728 divsi_inv_fp): Likewise.
2730 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
2732 * config/sh/sh-protos.h (prepare_move_operands): Return void
2734 * config/sh/sh.c (prepare_move_operands): Likewise.
2735 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
2737 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
2739 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
2740 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
2741 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
2742 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
2743 commutative_float_operator, noncommutative_float_operator,
2744 sh_handle_pragma): Remove.
2746 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
2748 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
2749 Use @option markup on command-line options. Use @samp markup on
2750 literal keywords to options. Use @code markup on code fragments.
2751 Use other markup in preference to quotation marks in the text.
2752 Add markup to some passages without any.
2754 2012-04-06 Mike Stump <mikestump@comcast.net>
2756 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
2758 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
2760 * config/sh/sh.c (hi_const): Remove.
2761 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
2764 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
2766 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
2768 * config/sh/sh.c (sh_expand_t_scc): Likewise.
2769 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
2770 calling sh_expand_t_scc.
2772 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
2774 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
2775 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
2776 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
2777 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
2778 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
2779 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
2780 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
2781 sh2a_is_function_vector_call): Use bool as return type.
2782 (sh_pass_in_reg_p): Remove.
2783 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
2784 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
2785 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
2786 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
2787 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
2788 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
2789 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
2790 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
2791 sh_loads_bankedreg_p): Use bool as return type.
2792 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
2793 'register' modifier.
2795 2012-04-06 Matt Turner <mattst88@gmail.com>
2797 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
2799 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
2801 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
2802 of the destination isn't also a FP_REGS register.
2804 2012-04-05 Teresa Johnson <tejohnson@google.com>
2805 H.J. Lu <hongjiu.lu@intel.com>
2807 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
2808 * config/i386/i386.md (move immediate to memory peephole2):
2809 Add cases for HImode move when LCP stall avoidance is needed.
2810 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2811 X86_TUNE_LCP_STALL entry.
2813 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
2816 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
2817 CONST_INT operands, zero-extended with AND.
2819 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
2822 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
2823 first argument instead of mode size. Move displacement calculations
2825 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
2826 ... these new functions.
2827 (disp_adjust): Remove max_mov_disp field.
2828 (sh_legitimate_index_p): Use max_mov_insn_displacement and
2829 mov_insn_alignment_mask.
2830 (sh_address_cost): Use max_mov_insn_displacement.
2832 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
2834 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
2835 (arch_enabled): Handle new arch types.
2836 (one_cmpldi2): Add NEON support.
2838 2012-04-05 Richard Guenther <rguenther@suse.de>
2840 * gimple.c (walk_gimple_op): Compute val_only for the LHS
2841 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
2842 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
2843 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
2844 ... here and make static.
2845 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
2848 2012-04-05 Richard Guenther <rguenther@suse.de>
2850 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
2851 basic-block before removing it.
2853 2012-04-05 Richard Guenther <rguenther@suse.de>
2855 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
2856 version namespace as we release the freelist.
2858 2012-04-05 Richard Guenther <rguenther@suse.de>
2860 * tree-nrv.c (tree_nrv): Release VDEFs.
2861 * tree-sra.c (sra_modify_constructor_assign): Likewise.
2862 (sra_modify_assign): Likewise.
2863 * tree-vect-stmts.c (vect_remove_stores): Likewise.
2864 * tree-vect-loop.c (vect_transform_loop): Likewise.
2865 * tree-ssa-dom.c (optimize_stmt): Likewise.
2866 * tree-vect-slp.c (vect_schedule_slp): Likewise.
2867 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
2869 2012-04-05 Richard Guenther <rguenther@suse.de>
2871 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
2873 * gimple.h (gsi_remove): Adjust.
2874 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
2875 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
2876 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2877 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
2878 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
2879 * tree-ssa-pre.c (eliminate): Likewise.
2881 2012-04-04 Mike Stump <mikestump@comcast.net>
2883 * doc/rtl.texi (const_double): Document as sign-extending.
2884 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
2885 * emit-rtl.c (immed_double_int_const): Refine to state the
2887 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
2888 CONST_DOUBLE integers.
2889 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
2890 negative values are converted. Fix conversions bigger than
2891 HOST_BITS_PER_WIDE_INT.
2892 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
2893 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
2894 * explow.c (plus_constant_mode): Add.
2895 (plus_constant): Implement with plus_constant_mode.
2896 * rtl.h (plus_constant_mode): Add.
2898 2012-04-04 Richard Guenther <rguenther@suse.de>
2900 PR tree-optimization/52808
2901 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
2902 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
2904 2012-04-04 Tristan Gingold <gingold@adacore.com>
2906 * expr.c (expand_expr_real_2): Handle larger sizetype in
2909 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2911 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
2912 to m2a-single instead of m2e.
2914 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2916 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2917 Change type of BITOFFSET to signed. Make sure the lower bound of
2918 the computed range is non-negative by adjusting OFFSET and BITPOS.
2919 (expand_assignment): Adjust call to get_bit_range.
2921 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
2923 * h8300/h8300.c (h8300_current_function_monitor_function_p):
2924 New function. Added to check monitor functions.
2925 (h8300_option_override): Modified to generate error/warning
2926 messages for invalid combinations of different command line
2928 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
2929 save EXR on stack for monitor function in case of H8S target
2930 when "-mno-exr" is passed.
2931 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
2933 * doc/invoke.texi: Document H8S options.
2935 2012-04-03 Tristan Gingold <gingold@adacore.com>
2937 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
2938 of gcc_AC_FUNC_MMAP_BLACKLIST.
2939 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
2940 * Makefile.in (aclocal_deps): Add mmap.m4.
2941 * configure: Regenerate.
2942 * aclocal.m4: Regenerate.
2944 2012-04-03 Richard Guenther <rguenther@suse.de>
2946 PR tree-optimization/52808
2947 * tracer.c (tail_duplicate): Return whether we have duplicated
2949 (tracer): If we have duplicated any block, cleanup the CFG.
2950 * cfghooks.c (duplicate_block): If we duplicated a loop
2951 header but not its loop, destroy the loop because it now has
2953 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
2954 the cfg manipulation routines we are not creating a multiple
2957 2012-04-03 Tristan Gingold <gingold@adacore.com>
2959 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
2961 (vms_c_common_override_options): Allow parameterless variadic
2964 2012-04-03 Jakub Jelinek <jakub@redhat.com>
2966 PR tree-optimization/52835
2967 * tree-data-ref.c (build_rdg): Return NULL if
2968 compute_data_dependences_for_loop failed.
2970 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2972 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
2973 for REAL_CST as well.
2974 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
2975 In the bitfield case, if the value is a REAL_CST, convert it first to
2978 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
2980 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
2981 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
2982 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
2984 * config/i386/biarchx32.h: New.
2986 2012-04-02 Anatoly Sokolov <aesok@post.ru>
2988 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
2989 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2990 (arm_preferred_reload_class): New function.
2992 2012-04-02 Richard Guenther <rguenther@suse.de>
2994 PR tree-optimization/52756
2995 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
2996 (thread_through_loop_header): After threading through the loop latch
2997 remove the split part from the loop and clear further threading
2998 opportunities that would create a multiple entry loop.
3000 2012-04-02 Richard Guenther <rguenther@suse.de>
3002 PR rtl-optimization/52800
3003 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
3004 CLEANUP_CFG_CHANGED.
3006 2012-04-02 Richard Guenther <rguenther@suse.de>
3009 * loop-init.c (gate_handle_loop2): Destroy loops here if
3010 we don't enter RTL loop optimizers.
3012 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
3015 2012-03-29 Richard Guenther <rguenther@suse.de>
3017 * rtl.h (extended_count): Remove.
3018 * combine.c (extended_count): Remove.
3020 2012-04-02 Dodji Seketeli <dodji@redhat.com>
3023 * pt.c (more_specialized_fn): Don't apply decay conversion to
3024 types of function parameters.
3026 2012-04-02 Tristan Gingold <gingold@adacore.com>
3028 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
3029 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
3030 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
3031 (ggc_pch_this_base): Use uintptr_t instead of size_t.
3033 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
3036 * config/i386/i386.c (ix86_option_override_internal): Don't
3037 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
3039 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3041 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3042 (stmt_can_make_abnormal_goto): Use it.
3043 (is_ctrl_altering_stmt): Likewise.
3045 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
3046 Kaz Kojima <kkojima@gcc.gnu.org>
3048 * config/sh/sh.c (push_regs): Skip banked registers when
3049 resbank attribute is specified.
3050 (sh_expand_epilogue): Likewise.
3052 2012-03-30 Richard Henderson <rth@redhat.com>
3055 * combine-stack-adj.c (prev_active_insn_bb): New.
3056 (next_active_insn_bb): New.
3057 (force_move_args_size_note): New.
3058 (combine_stack_adjustments_for_block): Use it.
3060 2012-03-30 Richard Henderson <rth@redhat.com>
3062 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
3063 (ix86_expand_vector_init_duplicate): Initialize it.
3064 (expand_vec_perm_palignr): Likewise.
3065 (ix86_expand_vec_perm_const): Likewise.
3066 (ix86_vectorize_vec_perm_const_ok): Likewise.
3067 (expand_vec_perm_blend): Use it.
3068 (expand_vec_perm_vpermil): Likewise.
3069 (expand_vec_perm_pshufb): Likewise.
3070 (expand_vec_perm_1): Likewise.
3071 (expand_vec_perm_pshuflw_pshufhw): Likewise.
3072 (expand_vec_perm_interleave2): Likewise.
3073 (expand_vec_perm_vpermq_perm_1): Likewise.
3074 (expand_vec_perm_vperm2f128): Likewise.
3075 (expand_vec_perm_interleave3): Likewise.
3076 (expand_vec_perm_vperm2f128_vblend): Likewise.
3077 (expand_vec_perm_vpshufb2_vpermq): Likewise.
3078 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
3079 (expand_vec_perm_broadcast): Likewise.
3080 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
3082 2012-03-30 Richard Henderson <rth@redhat.com>
3084 * dwarf2out.c (gen_variable_die): Initialize off.
3086 2012-03-30 Tristan Gingold <gingold@adacore.com>
3088 * config/vms/vms-f.c: New file.
3089 * config/vms/t-vms (vms-f.o): New rule.
3090 * config.gcc (*-*-*vms*): Define fortran_target_objs.
3092 2012-03-30 Richard Guenther <rguenther@suse.de>
3094 PR tree-optimization/52754
3095 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3096 propagate arbitrary addresses into really plain dereferences.
3098 2012-03-30 Richard Guenther <rguenther@suse.de>
3101 * except.c (emit_to_new_bb_before): Move loop updating ...
3102 (dw2_build_landing_pads): ... here. Use a proper block for
3103 querying the loop father.
3105 2012-03-30 Tristan Gingold <gingold@adacore.com>
3107 * config/ia64/ia64.c (ia64_section_type_flags): Remove
3108 common_object attribute handling.
3109 (SECTION_VMS_OVERLAY): Remove
3110 (ia64_vms_common_object_attribute): Replace abort with an assert.
3111 Do not set DECL_SECTION_NAME.
3112 (ia64_vms_output_aligned_decl_common): Handle common_object
3114 (ia64_vms_elf_asm_named_section): Remove.
3115 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
3117 2012-03-30 Richard Guenther <rguenther@suse.de>
3120 * double-int.c (rshift_double): Remove not needed cast.
3122 2012-03-30 Richard Guenther <rguenther@suse.de>
3124 * tree-affine.h (print_aff): Remove.
3125 * tree-affine.c (print_aff): Make static.
3126 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
3127 (get_references_in_stmt): Likewise.
3128 (print_direction_vector): Likewise.
3129 (print_dir_vectors): Likewise.
3130 (print_dist_vectors): Likewise.
3131 (dump_subscript): Likewise.
3132 (dump_ddrs): Likewise.
3133 (dump_dist_dir_vectors): Likewise.
3134 (dump_data_references): Likewise.
3135 (dump_data_dependence_relation): Likewise.
3136 (dump_data_dependence_direction): Likewise.
3137 (dump_rdg_vertex): Likewise.
3138 (dump_rdg_component): Likewise.
3139 (debug_ddrs): Declare.
3140 (struct data_ref_loc_d): Move ...
3141 * tree-data-ref.c (struct data_ref_loc_d): ... here.
3142 (get_references_in_stmt): Make static.
3143 (dump_data_references): Likewise.
3144 (dump_subscript): Likewise.
3145 (print_direction_vector): Likewise.
3146 (print_dir_vectors): Likewise.
3147 (print_dist_vectors): Likewise.
3148 (dump_data_dependence_relation): Likewise.
3149 (dump_dist_dir_vectors): Likewise.
3150 (dump_ddrs): Likewise.
3151 (dump_rdg_vertex): Likewise.
3152 (dump_rdg_component): Likewise.
3153 (debug_ddrs): New function.
3154 (access_matrix_get_index_for_parameter): Remove.
3156 2012-03-30 Tristan Gingold <gingold@adacore.com>
3158 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
3159 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
3160 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
3161 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
3162 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
3163 (vms_patch_builtins): Handle new flags
3164 * config/vms/vms-crtlmap.map: Completed using nm on
3165 c and math system libraries.
3166 * config/vms/make-crtlmap.awk: Handle any number of flags.
3168 2012-03-30 Martin Jambor <mjambor@suse.cz>
3170 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3171 is a builtin_stack_save in a dominating BB.
3173 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3175 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3176 crossing 128bit lane boundary.
3178 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3180 * ira-color.c (setup_left_conflict_sizes_p): Process all
3181 conflicting objects.
3183 2012-03-29 Jakub Jelinek <jakub@redhat.com>
3185 PR tree-optimization/52760
3186 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
3187 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
3189 2012-03-29 Richard Guenther <rguenther@suse.de>
3191 * cgraph.h (cgraph_materialize_all_clones): Remove.
3192 (reset_inline_failed): Likewise.
3193 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
3194 * cgraphbuild.c (reset_inline_failed): Remove.
3195 * rtl.h (cse_main): Remove.
3196 (extended_count): Likewise.
3197 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
3198 (cse_main): Make static.
3199 * combine.c (extended_count): Remove.
3200 (dump_combine_stats): Mark as DEBUG_FUNCTION.
3201 * basic-block.h (reorder_basic_blocks): Remove.
3202 * bb-reorder.c (reorder_basic_blocks): Make static.
3203 * Makefile.in (dse.o): Remove dse.h dependency.
3205 * dse.c (gate_dse): Remove.
3206 (clear_alias_mode_eq): Likewise.
3207 (clear_alias_mode_hash): Likewise.
3208 (dse_record_singleton_alias_set): Likewise.
3209 (dse_invalidate_singleton_alias_set): Likewise.
3211 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
3213 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
3214 crtbegin_so%O%s for -shared.
3215 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
3217 2012-03-29 Richard Guenther <rguenther@suse.de>
3219 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
3220 (add_to_value): Remove.
3221 (print_value_expressions): Likewise.
3222 * tree-ssa-pre.c (add_to_value): Make static.
3223 (print_value_expressions): Likewise.
3224 * gimple.h (gimple_adjust_this_by_delta): Remove.
3225 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
3227 2012-03-29 Richard Guenther <rguenther@suse.de>
3230 * double-int.h (rshift_double): Remove.
3231 * double-int.c (lshift_double): Use absu_hwi to make count positive.
3232 (rshift_double): Make static, take unsigned count argument,
3233 remove handling of negative count argument.
3234 (double_int_rshift): Dispatch to lshift_double.
3236 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
3238 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
3241 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
3242 (SPEC_X32): Likewise.
3243 (MULTILIB_DEFAULTS): Likewise.
3245 * config/i386/i386.c (isa_opts): Remove -m64.
3246 (ix86_target_string): Properly handle -m32/-m64/-mx32.
3247 (ix86_option_override_internal): Properly
3248 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
3249 handle -m32, -m64 and -mx32.
3251 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
3252 with OPTION_ABI_X32. Moved after TARGET_LP64.
3253 (TARGET_LP64): Changed to OPTION_ABI_64.
3255 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
3256 (mx32): Replace ISA_X32 with ABI_X32.
3258 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
3260 * tree.c (tree_size) <VECTOR_CST>: New case.
3262 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
3264 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
3265 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
3267 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3270 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3271 __builtin_va_start to __builtin_next_arg if the latter is
3272 builtin_decl_explicit_p rather than when it is not.
3275 * tree-vect-generic.c (vector_element): Perform multiplication
3276 for pos in bitsizetype type instead of idx type.
3278 2012-03-28 Richard Guenther <rguenther@suse.de>
3280 * loop-init.c (loop_optimizer_init): If loops are preserved
3281 perform incremental initialization of required loop features.
3282 (loop_optimizer_finalize): If loops are to be preserved only
3283 clean up optional loop features.
3284 (rtl_loop_done): Forcefully free loops here.
3285 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
3286 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
3288 (construct_init_block): Likewise.
3289 (construct_exit_block): Likewise.
3290 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
3291 the CFG after expanding.
3292 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
3293 If we needed to calculate them, free them afterwards.
3294 * tree-pass.h (PROP_loops): New define.
3295 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
3296 * basic-block.h (CLEANUP_CFG_CHANGED): New.
3297 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
3298 (cleanup_cfg): If we did something and have loops around, fix them up.
3299 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
3300 with CLEANUP_CFG_CHANGED.
3301 * cfghooks.c (merge_blocks): If we merge a loop header into
3302 its predecessor, update the loop structure.
3303 (duplicate_block): If we copy a loop latch, adjust loop state
3304 to note we may have multiple latches.
3305 (delete_basic_block): Mark loops for fixup if we remove a loop.
3306 * cfganal.c (forwarder_block_p): Protect loop latches, headers
3308 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
3309 (cfg_layout_can_merge_blocks_p): Likewise.
3310 * cprop.c (bypass_block): If we create a loop with multiple
3311 entries, mark it for removal.
3312 * except.c (emit_to_new_bb_before): Add the new basic-block
3314 * tree-eh.c (lower_resx): Likewise.
3315 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
3316 (expand_omp_taskreg): Likewise.
3317 * tree-inline.c (initialize_cfun): Likewise.
3318 * tree-mudflap.c (add_bb_to_loop): Prototype.
3319 (mf_build_check_statement_for): Properly add new basic-blocks
3321 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
3322 if we remove a loop.
3323 (thread_through_loop_header): Likewise.
3324 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
3325 new basic-blocks to existing loops.
3326 (expand_transaction): Likewise.
3327 * Makefile.in (except.o): Add $(CFGLOOP_H).
3329 (cgraph.o): Likewise.
3330 (cprop.o): Likewise.
3331 (cfgexpand.o): Likewise.
3332 (cfganal.o): Likewise.
3333 (trans-mem.o): Likewise.
3334 (tree-eh.o): Likewise.
3336 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3339 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3340 (avr_builtin_decl): New static function.
3341 (struct avr_builtin_description, avr_bdesc): Move up.
3342 Add GTY marker. Add field fndecl. Remove redundant field id.
3343 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3344 (avr_expand_builtin): Code cleanup because .id is removed.
3346 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3349 * config.gcc (tm_file): Remove avr/multilib.h.
3351 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
3353 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3354 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3355 * config/avr/t-avr: Remove generation of multilib.h.
3356 * config/avr/t-multilib: Regenerate.
3357 * config/avr/multilib.h: Remove.
3358 * config/avr/avr.opt (-msp8): New option.
3359 (avr_sp8): New variable.
3360 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3361 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3362 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3363 (avr_device_to_sp8): New prototype.
3364 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3365 (DRIVER_SELF_SPECS): New define.
3366 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3367 __AVR_SP8__, __AVR_HAVE_SPH__.
3368 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3369 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3370 (avr_file_start): Ditto.
3372 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3375 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3376 instead of 8 in adjust_address.
3378 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3381 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3384 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
3387 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
3388 Rearrange conditional logic. Move displacement address calculations
3390 (sh_find_mov_disp_adjust): ... this new function.
3392 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
3394 * config/arm/arm.opt (mapcs): Remove MaskExists.
3395 * config/cris/linux.opt (mno-gotplt): Likewise.
3396 * config/i386/i386.opt (mhard-float): Likewise.
3398 (mno-sse4): Likewise.
3399 * config/m68k/m68k.opt (mhard-float): Likewise.
3400 * config/mep/mep.op (mcop32): Likewise.
3401 * config/pa/pa-hpux.opt (msio): Likewise.
3402 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
3403 * config/picochip/picochip.opt (mlittle): Likewise.
3404 * config/sh/sh.opt (mrenesas): Likewise.
3405 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
3406 * config/sparc/sparc.opt (mhard-float): Likewise.
3407 * config/v850/v850.opt (mv850es): Likewise.
3408 * config/vax/vax.opt (mg-float): Likewise.
3410 2012-03-27 Martin Jambor <mjambor@suse.cz>
3413 * tree-sra.c (sra_modify_assign): Do not call
3414 load_assign_lhs_subreplacements when working with an unscalarizable
3417 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3420 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3422 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3423 * config/i386/i386.c: Include reload.h.
3424 (ix86_legitimize_reload_address): New function.
3426 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
3428 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
3429 hasn't been allocated. Define a target macro for Mask and
3430 InverseMask if it hasn't been defined. Remove MaskExists handling.
3432 * doc/options.texi: Remove MaskExists.
3434 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3437 * config/sh/sh.c (find_barrier): Add equality check of last_got
3438 to avoid going above orig insn. Update comments.
3440 2012-03-27 Richard Guenther <rguenther@suse.de>
3443 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3446 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3448 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3449 of a unit before computing the offset in units.
3450 * expr.c (get_bit_range): Return the null range if the enclosing record
3451 is part of a larger bit field.
3453 2012-03-27 Tristan Gingold <gingold@adacore.com>
3455 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
3456 * config/ia64/ia64.md: Remove mode in template.
3457 Sign extend operand in expand_simple_binop.
3458 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
3459 CASE_VECTOR_MODE instead of TARGET_ILP32.
3460 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
3462 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
3464 * varasm.c (assemble_external): #if 0 out the new assert from the
3465 previous commit, it breaks the Java and Go front ends.
3467 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
3469 * toplev.c (check_global_declaration_1): Do not call assemble_external.
3470 * expr.c (emit_block_move_libcall_fn): Likewise.
3471 (clear_storage_libcall_fn): Likewise.
3472 (expand_expr_addr_expr_1): Likewise.
3473 (expand_expr_real_1): Likewise.
3474 * calls.c (rtx_for_function_call): Likewise.
3476 * varasm.c (assemble_external): Assert this function is only called
3477 during or after expanding to RTL.
3479 2012-03-26 Martin Jambor <mjambor@suse.cz>
3481 PR tree-optimization/50052
3482 * tree-sra.c (tree_non_aligned_mem_p): Removed.
3483 (tree_non_aligned_mem_for_access_p): Likewise.
3484 (build_accesses_from_assign): Removed strict alignment requirements
3486 (access_precludes_ipa_sra_p): Likewise.
3488 2012-03-26 Richard Guenther <rguenther@suse.de>
3490 PR tree-optimization/52701
3491 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3492 compute and set the evolution part of PHI nodes.
3494 2012-03-26 Richard Guenther <rguenther@suse.de>
3496 PR tree-optimization/52721
3497 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
3499 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
3501 PR tree-optimization/52686
3502 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
3505 2012-03-26 Tristan Gingold <gingold@adacore.com>
3507 * config/alpha/vms.h (LINK_SPEC): Simplify.
3508 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
3509 (NAME__MAIN, SYMBOL__MAIN): Remove.
3510 (VMS_DEBUG_MAIN_POINTER): Remove.
3511 * config/ia64/vms.h: Likewise.
3512 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
3513 code to vms.c. Call vms_start_function.
3514 * config/ia64/ia64.c (ia64_start_function): Likewise.
3515 * config/vms/vms-protos.h (vms_start_function): Declare.
3516 * config/vms/vms.c (vms_start_function): New function.
3517 * config/vms/vms.h (MATH_LIBRARY): Define.
3518 (VMS_DEBUG_MAIN_POINTER): Define.
3520 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
3522 PR rtl-optimization/52629
3523 * reload1.c (count_pseudo): Short-circuit common case.
3524 (count_spilled_pseudo): Return early for pseudos without hard regs.
3525 Assert that the pseudo has got a hard reg before manipulating it.
3527 2012-03-24 Jan Hubicka <jh@suse.cz>
3530 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
3531 (decide_is_variable_needed): Do not handle toplevel reorder here.
3532 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
3533 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
3536 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3538 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
3539 and str_bitsize instead of more convoluted expressions.
3541 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3544 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3546 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3549 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
3551 2012-03-23 Martin Jambor <mjambor@suse.cz>
3553 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
3555 2012-03-23 Richard Guenther <rguenther@suse.de>
3557 PR tree-optimization/52678
3558 * tree-vectorizer.h (struct _stmt_vec_info): Add
3559 loop_phi_evolution_part member.
3560 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3561 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3562 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3563 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3564 Use the cached evolution part and the PHI nodes value from
3565 the loop preheader edge instead of re-analyzing the evolution.
3567 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3569 * config/mips/mips-tables.opt: Update.
3570 * config/mips/mips.md (processor): Add xlp.
3571 * config/mips/mips-cpus.def: Add xlp.
3572 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
3574 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
3575 * doc/invoke.texi: Mention XLP.
3577 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3580 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3581 on any new_local_var_chain vars declared during recursing on
3582 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3584 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
3586 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
3587 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
3588 (ASM_OUTPUT_LOCAL): Ditto.
3589 (ASM_OUTPUT_COMMON): Remove.
3590 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
3591 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
3593 2012-03-22 Jan Hubicka <jh@suse.cz>
3596 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
3598 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
3599 * ipa-inline-transform.c (save_inline_function_body): Remove
3600 copied clone if needed.
3601 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
3603 2012-03-22 Richard Guenther <rguenther@suse.de>
3606 * fold-const.c (fold_ternary_loc): Fix typo.
3608 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3611 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3612 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3613 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3614 (delay_cycles_1, delay_cycles_2): Ditto.
3615 (delay_cycles_3, delay_cycles_4): Ditto.
3616 (nopv, *nopv): Ditto.
3617 (sleep, *sleep): Ditto.
3620 2012-03-22 Richard Guenther <rguenther@suse.de>
3622 PR tree-optimization/52548
3623 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
3624 because of clobbers.
3625 (prune_clobbered_mems): New function.
3626 (compute_antic_aux): Use it to prune ANTIC_OUT.
3627 (compute_partial_antic_aux): Use it to prune PA_IN.
3628 (compute_avail): Only insert expressions into EXP_GEN that are not
3629 invalidated when translated up to the beginning of the block.
3631 2012-03-22 Richard Guenther <rguenther@suse.de>
3633 PR tree-optimization/52638
3634 * tree-vect-stmts.c (vect_init_vector_1): New function, split
3636 (vect_init_vector): ... here. Handle scalar vector inits.
3637 (vect_get_vec_def_for_operand): Adjust.
3638 (vectorizable_load): Likewise.
3640 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
3642 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
3643 (alpha*-*-freebsd*): Ditto.
3644 (alpha*-*-netbsd*): Ditto.
3645 (alpha*-*-openbsd*): Ditto.
3646 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
3647 (DWARF2_DEBUGGING_INFO): Remove.
3648 (PREFERRED_DEBUGGING_TYPE): Remove.
3649 (ASM_FINAL_SPEC): Remove.
3650 (IDENT_ASM_OP): Remove.
3651 (ASM_OUTPUT_IDENT): Remove.
3652 (SKIP_ASM_OP): Remove.
3653 (ASM_OUTPUT_SKIP): Remove.
3654 (ALIGN_ASM_OP): Remove.
3655 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
3656 (ASM_OUTPUT_CASE_LABEL): Remove.
3657 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
3658 (COMMON_ASM_OP): Remove.
3659 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
3660 (ASCII_DATA_ASM_OP): Remove.
3661 (READONLY_DATA_SECTION_ASM_OP): Remove.
3662 (INIT_SECTION_ASM_OP): Remove.
3663 (FINI_SECTION_ASM_OP): Remove.
3664 (ASM_SECTION_START_OP): Remove.
3665 (ASM_OUTPUT_SECTION_START_FILE): Remove.
3666 (TARGET_ASM_NAMED_SECTION): Remove.
3667 (TARGET_ASM_SELECT_SECTION): Remove.
3668 (MAKE_DECL_ONE_ONLY): Remove.
3669 (TYPE_ASM_OP): Remove.
3670 (SIZE_ASM_OP): Remove.
3671 (ASM_WEAKEN_LABEL): Remove.
3672 (TYPE_OPERAND_FMT): Remove.
3673 (ASM_DECLARE_RESULT): Remove.
3674 (ASM_DECLARE_OBJECT_NAME): Remove.
3675 (ASM_FINISH_DECLARE_OBJECT): Remove.
3676 (ELF_ASCII_ESCAPES): Remove.
3677 (ELF_STRING_LIMIT): Remove.
3678 (STRING_ASM_OP): Remove.
3679 (ASM_OUTPUT_EXTERNAL): Remove.
3680 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
3681 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
3683 (ASM_DECLARE_FUNCTION_NAME): Ditto.
3684 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
3685 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
3686 (ASM_OUTPUT_SKIP): Ditto.
3687 (READONLY_DATA_SECTION_ASM_OP): Remove.
3688 (USER_LABEL_PREFIX): Remove.
3689 (ASM_OUTPUT_ASCII): Remove.
3690 (ASM_OUTPUT_CASE_LABEL): Remove.
3691 (NO_DOLLAR_IN_LABEL): Undefine.
3693 2012-03-22 Richard Guenther <rguenther@suse.de>
3695 PR tree-optimization/52459
3696 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
3697 PHI insertion for calls.
3699 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
3701 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
3702 find_sets_in_insn, canonicalize_insn): Split out from ...
3703 (cse_insn): ... here.
3704 (invalidate_from_clobbers): Take an insn instead of the pattern.
3706 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
3709 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
3710 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
3711 * config/sh/sh.md (sindf2, cosdf2): Remove.
3713 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3716 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3717 prologue for unwinder and profiler.
3719 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3721 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3722 Introduce emul_name to select the right linker emulation for
3723 powerpc64-*-freebsd*.
3724 * configure: Regenerate.
3725 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3726 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3727 * config/rs6000/freebsd64.h: New file.
3728 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3730 (rs6000_savres_strategy): Likewise.
3731 (rs6000_savres_routine_name): Likewise.
3732 (rs6000_elf_file_end): Likewise.
3733 * config/rs6000/t-freebsd64: New file.
3734 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3735 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3737 * config/rs6000/freebsd64.h: Remove duplicated entries from last
3739 * config/rs6000/t-freebsd64: Likewise.
3741 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
3743 PR rtl-optimization/52543
3745 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3746 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3747 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3748 (avr_load_libgcc_p): Restrict to __flash loads.
3749 (avr_out_lpm): Only handle 1-byte loads from __flash.
3750 (avr_load_lpm): New function.
3751 (avr_find_unused_d_reg): Remove.
3752 (avr_out_lpm_no_lpmx): Remove.
3753 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3754 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3755 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3756 (load_<mode>, load_<mode>_clobber): New insns.
3757 (mov<mode>): For multi-byte move from non-generic
3758 16-bit address spaces: Expand to load_<mode> resp.
3759 load_<mode>_clobber.
3760 (load<mode>_libgcc): Remove expander.
3761 (split-lpmx): Remove split.
3763 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
3765 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
3766 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
3767 All callers changed.
3768 (Fixed_core_reg): New feature.
3769 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
3771 * neon-testgen.ml: Handle Fixed_core_reg.
3773 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
3775 * config/arm/arm.c (thumb2_reorg): Add complete support
3776 for 16-bit instructions.
3777 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
3779 2012-03-21 Richard Guenther <rguenther@suse.de>
3781 PR tree-optimizer/52636
3782 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
3783 to the appropriate type.
3785 2012-03-21 Richard Guenther <rguenther@suse.de>
3787 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
3789 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
3790 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
3791 * passes.c (init_optimization_passes): Remove pass_init_function,
3792 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
3793 * tree-pass.h (pass_init_function): Remove.
3794 (pass_jump): Remove.
3795 (pass_initial_value_sets): Remove.
3796 (pass_unshare_all_rtl): Remove.
3797 * integrate.c (pass_initial_value_sets): Remove.
3798 * emit-rtl.c (pass_unshare_all_rtl): Remove.
3799 * tree.h (init_function_for_compilation): Remove.
3800 * function.c (init_function_for_compilation): Remove.
3801 (pass_init_function): Remove.
3802 * cfgcleanup.c (rest_of_handle_jump): Remove.
3803 (pass_jump): Remove.
3805 2012-03-20 Jason Merrill <jason@redhat.com>
3807 * tree-streamer-in.c (streamer_alloc_tree): Call
3808 ggc_alloc_zone_cleared_tree_node instead of
3809 ggc_alloc_zone_cleared_tree_node_stat.
3811 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
3813 * doc/extend.texi (Template Instantiation): Remove anachronisms.
3815 2012-03-20 Jakub Jelinek <jakub@redhat.com>
3818 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
3819 (ix86_expand_vec_perm_const_1): Call it.
3821 * config/i386/i386.c (vselect_insn): New variable.
3822 (init_vselect_insn): New function.
3823 (expand_vselect, expand_vselect_insn): Add testing_p argument.
3824 Call init_vselect_insn if vselect_insn is NULL. Adjust
3825 PATTERN (vselect_insn), instead of creating a new insn each time,
3826 only emit a copy of it if not testing and recog has been successful.
3827 (expand_vec_perm_pshufb, expand_vec_perm_1,
3828 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
3832 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
3833 ("enabled" attribute): Handle avx2 and noavx2 isas.
3834 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
3836 (vec_dup<mode>): Add avx2 =x,x alternative.
3837 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
3838 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
3839 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
3840 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
3842 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
3843 if possible, handle also V8SFmode.
3845 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
3847 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
3848 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
3849 reg_or_zero_operand predicate.
3850 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
3852 2012-03-20 Jakub Jelinek <jakub@redhat.com>
3854 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
3855 If operand isn't UNSPEC, return 0.
3857 2012-03-20 Richard Guenther <rguenther@suse.de>
3859 * tree-pass.h (pass_rtl_eh): Remove.
3860 * except.c (gate_handle_eh): Likewise.
3861 (rest_of_handle_eh): Likewise.
3862 (pass_rtl_eh): Likewise.
3863 (finish_eh_generation): Export.
3864 * except.h (finish_eh_generation): Declare.
3865 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
3866 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
3867 after expanding stack alignment. Instead of compacting blocks
3870 2012-03-20 Richard Guenther <rguenther@suse.de>
3872 * stor-layout.c (finish_bitfield_representative): Fallback
3873 to conservative maximum size if the padding up to the next
3874 field cannot be computed as a constant.
3875 (finish_bitfield_layout): If we cannot compute the distance
3876 between the start of the bitfield representative and the
3877 bitfield member start a new representative.
3878 * expr.c (get_bit_range): The distance between the start of
3879 the bitfield representative and the bitfield member is zero
3880 if the field offsets are not constants.
3882 2012-03-20 Tristan Gingold <gingold@adacore.com>
3884 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
3885 convert in lowercase.
3886 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
3887 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
3888 * stor-layout.c (sizetype_tab): Adjust.
3889 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
3890 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
3891 instead of type_kind_last.
3892 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
3893 instead of size_int_kind.
3894 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
3895 * doc/tm.texi: Regenerate.
3896 * defaults.h (SIZETYPE): Provide a default value.
3897 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
3900 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
3902 * config/sh/sh.md: Use braced string notation where applicable.
3904 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3906 * config/i386/i386.md (allocate_stack): Simplify.
3908 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3910 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
3911 copy_to_mode_reg (Pmode, ...).
3912 (expand_builtin_frame_address): Ditto.
3913 * expr.c (emit_block_move_via_libcall): Ditto.
3914 (set_storage_via_libcall): Ditto.
3916 * config/i386/i386.c (ix86_expand_movmem): Ditto.
3917 (ix86_expand_setmem): Ditto.
3918 (ix86_trampoline_init): DItto.
3919 * config/i386/i386.md (cmpstrnsi): Ditto.
3921 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
3923 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
3924 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
3925 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
3926 (SH Options): Likewise.
3928 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3930 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
3931 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
3932 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
3933 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
3934 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
3937 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
3939 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
3940 * config/i386/i386.c (ix86_decompose_address): Use
3941 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
3942 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
3943 thread pointer to a register.
3946 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
3948 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
3949 if Pmode != word_mode.
3950 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
3951 Pmode == SImode for TARGET_X32.
3953 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
3954 (tls_initial_exec_x32): Likewise.
3956 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
3959 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
3960 DISP_ADDR_OFFSET): New macros.
3961 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
3962 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
3963 (sh_legitimize_address): Add QImode displacement handling.
3964 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
3966 (sh_secondary_reload): Add QImode displacement handling.
3967 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
3968 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
3969 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
3970 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
3971 to register operands only.
3972 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
3973 (extendqihi2): Change insn to expander.
3974 (*extendqihi2_compact_reg): New insn.
3975 (movqi_i, movqi): Replace with ...
3976 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
3977 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
3978 Add new peepholes for QImode displacement addressing.
3980 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
3983 * doc/invoke.texi: Document -Wuseless-cast.
3985 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
3987 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
3988 * tree.h (handled_component_p): Reorder cases.
3989 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
3990 not initialize unsignedp.
3991 (loc_list_from_tree): Likewise.
3992 (fortran_common): Likewise.
3993 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
3995 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3997 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
3998 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
3999 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
4000 (ix86_split_long_move): Ditto.
4001 (legitimize_tls_address): Use ix86_gen_sub3.
4002 (construct_plt_address): Assert that Pmode == DImode.
4004 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
4006 * config/i386/i386.md: Remove empty predicates and/or constraints.
4007 * config/i386/sync.md: Ditto.
4008 * config/i386/sse.md: Ditto.
4009 * config/i386/mmx.md: Ditto.
4010 * config/i386/pentium.md: Ditto.
4011 * config/i386/athlon.md: Ditto.
4013 2012-03-16 Richard Guenther <rguenther@suse.de>
4015 PR tree-optimization/52603
4016 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
4020 2012-03-14 Richard Guenther <rguenther@suse.de>
4022 PR tree-optimization/52571
4023 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
4024 flag_section_anchors check ...
4025 (vect_can_force_dr_alignment_p): ... here.
4027 2012-03-16 Martin Jambor <mjambor@suse.cz>
4029 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
4030 memory through MEM_REFs by calling extract_bit_field.
4032 2012-03-16 Richard Guenther <rguenther@suse.de>
4034 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
4035 and REFERENCE_TYPE interpretations.
4036 (can_native_interpret_type_p): New function.
4037 (fold_ternary_loc): Use native encode/interpret to fold
4038 BIT_FIELD_REFs of constants.
4040 2012-03-16 Richard Guenther <rguenther@suse.de>
4043 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
4044 of vector constants and constructors.
4046 2012-03-16 Richard Guenther <rguenther@suse.de>
4048 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
4049 VIEW_CONVERT_EXPR to convert constants.
4050 (vect_is_simple_use): Treat all constants as vec_constant_def.
4052 2012-03-16 Richard Guenther <rguenther@suse.de>
4053 Kai Tietz <ktietz@redhat.com>
4056 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
4057 side-effects completely in the pre-queue and use a temporary
4060 2012-03-16 Richard Guenther <rguenther@suse.de>
4062 * stor-layout.c (finish_bitfield_representative): Fall back
4063 to the conservative maximum size if we cannot compute the
4064 size of the tail padding.
4066 2012-03-16 Tristan Gingold <gingold@adacore.com>
4068 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
4069 __CRTL_VER and __VMS_VER.
4070 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
4071 and vms_c_get_vms_ver.
4072 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
4074 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
4075 (VMS_DEFAULT_VMS_VER): Define.
4076 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
4077 (VMS_DEFAULT_VMS_VER): Define.
4079 2012-03-16 Richard Guenther <rguenther@suse.de>
4081 * tree-vect-loop.c (get_initial_def_for_induction): Use
4082 build_constructor directly.
4083 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
4084 build_vector_from_val.
4085 * tree.c (build_vector_from_val): Avoid creating a constructor
4086 first when we want a constant vector.
4088 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4090 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4092 2012-03-16 Richard Guenther <rguenther@suse.de>
4094 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
4095 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
4096 (struct tree_vector): Remove elements member, add variable size
4098 (build_vector_stat): Declare.
4099 (build_vector): Define in terms of build_vector_stat.
4100 * tree.c (build_vector): Rename to ...
4101 (build_vector_stat): ... this. Take array of trees as parameter.
4102 (build_vector_from_ctor): Adjust.
4103 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
4104 initializer_zerop): Adjust.
4105 * cfgexpand.c (expand_debug_expr): Likewise.
4106 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
4107 const_vector_from_tree): Likewise.
4108 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
4109 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
4110 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
4111 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
4112 (lto_input_ts_vector_tree_pointers): Adjust.
4113 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
4114 (write_ts_vector_tree_pointers): Adjust.
4115 * varasm.c (const_hash_1, compare_constant, copy_constant,
4116 output_constant): Adjust.
4117 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
4118 * print-tree.c (print_node): Adjust.
4119 * tree-pretty-print.c (dump_generic_node): Adjust.
4120 * tree-vect-generic.c (uniform_vector_p, vector_element,
4121 lower_vec_perm): Adjust.
4122 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
4123 * tree-vect-slp.c (vect_get_constant_vectors,
4124 vect_transform_slp_perm_load): Adjust.
4125 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
4126 * expmed.c (make_tree): Adjust.
4127 * config/i386/i386.c (ix86_expand_builtin): Adjust.
4128 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
4130 (sparc_fold_builtin): Adjust.
4132 2012-03-16 Tristan Gingold <gingold@adacore.com>
4134 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
4135 * config/vms/vms-stdint.h: New file.
4137 2012-03-16 Tristan Gingold <gingold@adacore.com>
4139 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
4140 (ia64-hp-*vms*): Replaced by ...
4141 (*-*-*vms*): ... This new entry.
4143 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4146 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
4147 (ix86_expand_vec_perm_const_1): Use it.
4150 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
4151 (avx2_permv4df): Remove.
4152 (avx2_permv4di): Macroize into...
4153 (avx2_perm<mode>): ... this using VI8F_256 iterator.
4154 (avx2_permv4di_1): Macroize into...
4155 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
4157 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
4159 * combine.c (apply_distributive_law): Do not distribute SUBREG.
4161 2012-03-15 Ira Rosen <irar@il.ibm.com>
4162 Ulrich Weigand <ulrich.weigand@linaro.org>
4164 * tree-vect-patterns.c (widened_name_p): Rename to ...
4165 (type_conversion_p): ... this. Add new argument to determine
4166 if it's a promotion or demotion operation. Check for
4167 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
4168 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
4170 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
4171 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
4173 (vect_recog_mixed_size_cond_pattern): Likewise and allow
4174 non-constant then and else clauses.
4176 2012-03-15 Ira Rosen <irar@il.ibm.com>
4177 Ulrich Weigand <ulrich.weigand@linaro.org>
4179 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
4180 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
4182 * tree-vect-patterns.c (widened_name_p): Pass basic block
4183 info to vect_is_simple_use.
4184 (vect_recog_dot_prod_pattern): Fail for basic blocks.
4185 (vect_recog_widen_sum_pattern): Likewise.
4186 (vect_handle_widen_op_by_const): Support basic blocks.
4187 (vect_operation_fits_smaller_type,
4188 vect_recog_over_widening_pattern): Likewise.
4189 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
4190 Update call to vect_is_simple_use.
4191 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
4193 (check_bool_pattern): Add an argument, update call to
4194 vect_is_simple_use and the recursive calls.
4195 (vect_recog_bool_pattern): Update relevant function calls.
4197 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
4198 (vect_pattern_recog_1): Check for reduction only in loops.
4199 (vect_pattern_recog): Add new argument. Support basic blocks.
4200 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
4201 info to vect_is_simple_use_1.
4202 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
4203 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
4205 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4206 Andrew Pinski <apinski@cavium.com>
4209 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4210 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4211 calls instead of __builtin_ir{int,ound}*.
4213 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4215 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
4218 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4220 * config.gcc (target_type_format_char): New. Document it. Set it for
4222 * configure.ac (gnu_unique_option): Use target_type_format_char
4223 in test. Comment rationale.
4224 * configure: Regenerate .
4226 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4228 PR tree-optimization/52267
4229 * tree-vrp.c (masked_increment): New function.
4230 (register_edge_assert_for_2): Derive ASSERT_EXPRs
4231 from (X & CST1) cmp CST2 tests.
4233 2012-03-15 Richard Guenther <rguenther@suse.de>
4236 * tree-data-ref.c (subscript_dependence_tester_1): Check
4237 all dimensions for non-conflicting access functions.
4239 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4242 * doc/invoke.texi [C++ Language Options]: Document
4243 -ftemplate-backtrace-limit.
4245 2012-03-15 Tristan Gingold <gingold@adacore.com>
4247 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
4250 2012-03-15 Tristan Gingold <gingold@adacore.com>
4252 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
4253 use DW_OP_call_frame_cfa.
4255 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
4258 * config/i386/i386-opts.h (pmode): New.
4260 * config/i386/i386.c (ix86_option_override_internal): Properly
4261 check and set ix86_pmode.
4263 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
4265 * config/i386/i386.opt (maddress-mode=): New.
4267 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
4269 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4271 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
4272 (dwarf2out_do_cfi_asm): Likewise.
4273 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
4275 (add_data_member_location_attribute): Likewise.
4276 (gen_array_type_die): Likewise.
4277 (gen_subprogram_die): Likewise.
4278 (gen_producer_string): Likewise.
4279 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
4280 Remove MIPS_DEBUGGING_INFO handling.
4281 (sdb_debug_hooks): Likewise.
4282 (sdbout_begin_block): Likewise.
4283 (sdbout_end_block): Likewise.
4284 (sdbout_begin_prologue): Likewise.
4285 (sdbout_start_source_file): Likewise.
4286 (sdbout_end_source_file): Likewise.
4287 (sdbout_init): Likewise.
4288 * system.h (MIPS_DEBUGGING_INFO): Poison.
4290 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4292 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
4293 (alpha_file_start) [MS_STAMP]: Remove.
4295 * config/alpha/elf.h (TARGET_GAS): Remove.
4296 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
4297 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
4298 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
4299 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
4300 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
4301 (alpha*-*-freebsd*): Likewise.
4302 (alpha*-*-netbsd*): Likewise.
4303 (alpha*-*-openbsd*): Likewise.
4304 (alpha*-*-*): Remove target_cpu_default2.
4305 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
4307 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
4308 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
4309 * config/alpha/alpha.c (print_operand): Always assume
4310 TARGET_AS_SLASH_BEFORE_SUFFIX.
4311 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
4312 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
4313 ("*builtin_setjmp_receiver_er_1"): Remove.
4314 * config/alpha/alpha.opt (malpha-as): Remove.
4316 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
4318 Remove DEC Unix reference.
4320 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
4321 (EXTENDED_COFF): Remove.
4322 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
4323 (EXTENDED_COFF): Don't undef.
4324 * config/alpha/alpha.c (alpha_file_start): Always assume
4326 Don't set targetm.asm_file_start_file_directive.
4327 [!OBJECT_FORMAT_ELF]: Remove.
4328 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
4330 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
4331 (DBX_DEBUGGING_INFO): Remove.
4332 (MIPS_DEBUGGING_INFO): Remove.
4333 (PREFERRED_DEBUGGING_TYPE): Remove.
4334 (DBX_OUTPUT_SOURCE_LINE): Remove.
4335 (SDB_OUTPUT_SOURCE_LINE): Remove.
4336 (DBX_CONTIN_LENGTH): Remove.
4337 (NO_DBX_FUNCTION_END): Remove.
4338 (ASM_STABS_OP): Remove.
4339 (ASM_STABN_OP): Remove.
4340 (ASM_STABD_OP): Remove.
4341 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
4342 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
4343 (PUT_SDB_DEF): Remove.
4344 (PUT_SDB_PLAIN_DEF): Remove.
4345 (PUT_SDB_TYPE): Remove.
4346 (sdb_label_count): Remove.
4347 (PUT_SDB_BLOCK_START): Remove.
4348 (PUT_SDB_BLOCK_END): Remove.
4349 (PUT_SDB_FUNCTION_START): Remove.
4350 (PUT_SDB_FUNCTION_END): Remove.
4351 (PUT_SDB_EPILOGUE_END): Remove.
4352 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
4353 (MIPS_DEBUGGING_INFO): Don't undef.
4354 (DBX_DEBUGGING_INFO): Don't undef.
4355 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
4356 (MIPS_DEBUGGING_INFO): Don't undef.
4357 (DBX_DEBUGGING_INFO): Don't undef.
4358 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
4359 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
4361 (alpha_start_function): Likewise.
4362 (sdb_label_count): Remove.
4363 (alpha_output_filename): Remove DBX_DEBUG handling.
4364 (alpha_file_start): Likewise.
4366 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4368 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
4369 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
4370 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
4372 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
4373 (ld_tls_support): Remove Solaris 8 references.
4374 (lwp_dir, lwp_spec): Remove support for alternate thread library.
4375 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
4376 * configure: Regenerate.
4377 * config.in: Regenerate.
4379 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
4380 * config/i386/sol2.h: Remove Solaris 8 references.
4382 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
4383 (i?86-*-solaris2.9): ... this.
4384 Remove Solaris 8 references.
4385 (Specific, *-*-solaris2*): Document Solaris 8 removal.
4386 Remove Solaris 8 references.
4388 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4390 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
4391 (mips-sgi-irix6.5*): Remove.
4392 * config.host (mips-sgi-irix*): Remove.
4393 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
4394 (set_have_as_tls): Remove *-*-irix6*.
4395 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
4396 * configure: Regenerate.
4398 * config/mips/iris6.h: Remove.
4399 * config/mips/iris6.opt: Remove.
4400 * config/mips/t-irix6: Remove.
4402 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
4403 (TARGET_IRIX6): Remove.
4404 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
4405 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
4406 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
4408 (mips_file_start): Likewise.
4409 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
4411 * config/mips/driver-native.c [__sgi__]: Remove.
4412 (host_detect_local_cpu) [__sgi__]: Remove.
4414 * config/mips/gnu-user.h: Remove iris5.h reference.
4416 * config/mips/mips-modes.def: Remove IRIX 6 reference.
4417 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
4418 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
4421 * gcc.c (main): Move asm_debug initialization ...
4422 (asm_debug): ... here.
4424 * ginclude/stddef.h (__STDDEF_H__): Don't define.
4426 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
4427 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
4428 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
4429 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
4430 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
4431 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4433 * doc/tm.texi: Regenerate.
4435 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
4437 (MIPS Options, -march): Remove IRIX reference.
4438 * doc/install.texi (Binaries, SGI IRIX): Remove.
4439 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
4441 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
4443 2012-03-14 Martin Jambor <mjambor@suse.cz>
4445 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
4446 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
4447 (expand_expr_real_1): Do not handle misalignment if modifier is
4450 2012-03-14 Richard Guenther <rguenther@suse.de>
4453 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4454 element type instead of mode, use build_vector_type_for_mode
4455 instead of the langhook, build a vector of proper signedness.
4456 (expand_vector_operations_1): Adjust.
4458 2012-03-14 Richard Guenther <rguenther@suse.de>
4461 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
4462 a cgraph node for a FUNCTION_DECL that comes from a constructor.
4463 (gimple_get_virt_method_for_binfo): Likewise.
4465 2012-03-14 Richard Guenther <rguenther@suse.de>
4467 PR tree-optimization/52571
4468 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
4469 flag_section_anchors check ...
4470 (vect_can_force_dr_alignment_p): ... here. Do not re-align
4471 DECL_COMMON variables.
4473 2012-03-14 Richard Guenther <rguenther@suse.de>
4475 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
4476 * stor-layout.c (start_bitfield_representative): New function.
4477 (finish_bitfield_representative): Likewise.
4478 (finish_bitfield_layout): Likewise.
4479 (finish_record_layout): Call finish_bitfield_layout.
4480 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
4481 for QUAL_UNION_TYPE fields.
4482 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4483 Stream DECL_BIT_FIELD_REPRESENTATIVE.
4484 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4489 * expr.c (get_bit_range): Unconditionally extract bitrange
4490 from DECL_BIT_FIELD_REPRESENTATIVE.
4491 (expand_assignment): Adjust call to get_bit_range.
4493 2012-03-14 Richard Guenther <rguenther@suse.de>
4496 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
4497 the outermost conversion is a sign-change only.
4498 (fold_binary_loc): Disregard widening and sign-changing
4499 conversions when we determine if two variables are equal
4501 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
4502 (T1)x if the outermost conversion is a sign-change only.
4504 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
4507 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
4509 * config/i386/predicates.md (constant_call_address_operand): Declare
4510 as special predicate. Update all uses.
4512 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4515 * c-parser.c (c_parser_postfix_expression)
4516 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4518 * config/i386/smmintrin.h: Avoid /* within a comment.
4519 * config/i386/nmmintrin.h: Likewise.
4521 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4523 * config/i386/i386.md (xbegin): Remove constraint from expander.
4525 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4527 * config/i386/predicates.md (constant_call_address_operand): Declare
4528 as special predicate. Update all uses.
4529 * config/i386/i386.md: Remove mode from constant_call_address_operand
4531 * config/i386/i386.c (ix86_output_call_insn): Call
4532 constant_call_address_operand with VOIDmode.
4534 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4536 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
4537 AND zero extended address correctly.
4539 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4541 * config/i386/predicates.md (tls_symbolic_operand): Declare as
4543 (tls_modbase_operand): Ditto.
4544 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
4545 tls_modbase_operand predicates.
4547 2012-03-13 Martin Jambor <mjambor@suse.cz>
4549 * expr.c (expand_assignment): Handle misaligned scalar writes to
4550 memory through top-level MEM_REFs by calling store_bit_field.
4552 2012-03-13 Richard Guenther <rguenther@suse.de>
4555 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
4556 if Y is a constant multiple of 1 << CST.
4558 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
4561 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4562 offset (size) to a value the insns can deal with.
4563 (expand_epilogue): Ditto.
4565 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4567 * config/arm/neon.ml (ops): Fixup expected instructions for
4568 unsigned vector compares.
4570 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4572 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
4573 addresses only when %reg is not in word mode.
4575 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4577 * config/microblaze/microblaze.md: Fix typo.
4578 * tree-if-conv.c: Likewise.
4579 * tree-vect-patterns.c: Likewise.
4581 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4583 * config.gcc (extra_passes): Remove.
4584 * configure.ac (extra_passes): Don't substitute.
4585 * configure: Regenerate.
4586 * Makefile.in (EXTRA_PASSES): Remove.
4587 (GCC_PASSES): Remove $(EXTRA_PASSES).
4588 (MOSTLYCLEANFILES): Likewise.
4590 (install-common): Likewise.
4592 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4594 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
4595 * config/i386/i386.c (ix86_decompose_address): Use
4596 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
4597 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
4598 thread pointer to a register.
4600 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
4602 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
4603 on tls_symbolic_operand.
4604 (tls_global_dynamic_64_<mode>): Likewise.
4606 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4609 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4610 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4612 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4615 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4616 type from reg_class_t to enum reg_class.
4617 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4619 2012-03-12 Andrew Pinski <apinski@cavium.com>
4621 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
4622 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
4623 (value_replacement): Likewise.
4624 (empty_block_p): Check also if the PHIs for the block are empty.
4626 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4629 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4630 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4631 r184615 from 2012-02-28.
4633 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
4635 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
4636 (ix86_gen_tls_local_dynamic_base_64): Likewise.
4637 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
4638 and ix86_gen_tls_local_dynamic_base_64.
4639 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
4640 ix86_gen_tls_local_dynamic_base_64.
4642 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
4643 (*tls_global_dynamic_64_<mode>): This.
4644 (tls_global_dynamic_64): Renamed to ...
4645 (tls_global_dynamic_64_<mode>): This.
4646 (*tls_local_dynamic_base_64): Renamed to ...
4647 (*tls_local_dynamic_base_64_<mode>): This.
4648 (tls_local_dynamic_base_64): Renamed to ...
4649 (tls_local_dynamic_base_64_<mode>): This.
4651 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
4653 * config/i386/i386.c (ix86_option_override_internal): Properly
4654 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
4655 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
4656 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
4657 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
4659 * config/i386/sse.md (sse3_monitor64): Renamed to ...
4660 (sse3_monitor64_<mode>): This.
4662 2012-03-12 Tristan Gingold <gingold@adacore.com>
4664 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
4665 (ia64_function_arg_advance): Ditto.
4667 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4669 * config.gcc (mips*-*-openbsd*): Remove.
4670 * config/mips/openbsd.h: Remove.
4671 * config/mips/sdb.h: Remove.
4673 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
4674 * config/mips/mips.c (sdb_label_count): Remove.
4675 (mips_debugger_offset): Remove #if 0 code.
4676 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
4677 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
4679 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4681 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4683 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4684 Update binutils references.
4685 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4686 Update binutils reference.
4687 Update Sun as/GNU ld caveat.
4688 Document binutils largefile requirement for LTO plugin.
4689 Remove reference to alternate libpthread.
4691 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4693 * config.gcc (alpha*-dec-osf5.1*): Remove.
4694 * config.host (alpha*-dec-osf*): Remove.
4695 * configure.ac (*-*-osf*): Remove.
4696 (alpha*-dec-osf*): Remove.
4697 * configure: Regenerate.
4699 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
4700 config/alpha/va_list.h, config/alpha/x-osf: Remove.
4702 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
4703 * config/alpha/alpha.c (struct machine_function): Update comment.
4704 (alpha_start_function): Remove Tru64 UNIX as handling for
4706 * config/alpha/alpha.md ("exception_receiver"): Remove
4707 TARGET_LD_BUGGY_LDGP.
4708 ("*exception_receiver_2"): Likewise.
4709 * except.c (finish_eh_generation): Remove Tru64 reference.
4710 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
4711 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
4712 * target.def (handle_pragma_extern_prefix): Remove.
4714 * Makefile.in (mips-tfile.o-warn): Remove.
4715 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
4716 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
4717 * mips-tdump.c, mips-tfile.c: Remove.
4719 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
4721 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
4722 (Specific, alpha*-dec-osf5.1): Note removal.
4723 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
4725 * doc/tm.texi: Regenerate.
4726 * doc/trouble.texi (Cross-Compiler Problems): Remove.
4728 2012-03-12 Richard Guenther <rguenther@suse.de>
4730 * config/arm/arm.c (neon_dereference_pointer): Do not call
4731 covert during RTL expansion.
4733 2012-03-12 Tristan Gingold <gingold@adacore.com>
4735 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
4736 Options. Mention -mpointer-size.
4738 2012-03-12 Richard Guenther <rguenther@suse.de>
4740 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
4741 build_nonstandard_integer_type.
4743 2012-03-12 Richard Guenther <rguenther@suse.de>
4745 * tree.c (signed_or_unsigned_type_for): Use
4746 build_nonstandard_integer_type.
4747 (signed_type_for): Adjust documentation.
4748 (unsigned_type_for): Likewise.
4749 * tree-pretty-print.c (dump_generic_node): Use standard names
4750 for non-standard integer types if available.
4752 2012-03-12 Tristan Gingold <gingold@adacore.com>
4754 * config/vms/vms.opt: Add vms-opts.h header.
4755 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
4757 (-mvms-return-codes): Document.
4758 (-mpointer-size): New option.
4759 (vms_pointer_size): Add enumeration.
4760 * config/vms/vms-opts.h: New file.
4761 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
4762 __INITIAL_POINTER_SIZE.
4763 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
4764 (C_COMMON_OVERRIDE_OPTIONS): Define.
4765 (DWARF2_ADDR_SIZE): Define.
4766 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
4767 * config/vms/vms-protos.h (vms_c_common_override_options):
4769 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
4770 if -mno-pointer-size.
4771 (vms_c_common_override_options): New function.
4772 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
4773 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
4774 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
4775 and flag_vms_pointer_size.
4776 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
4777 * config.gcc (*-*-*vms*): Define xm_file.
4778 (alpha*-dec-*vms*): Do not define xm_file.
4779 (alpha64-dec-*vms*): Remove.
4780 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
4783 2012-03-12 Jakub Jelinek <jakub@redhat.com>
4785 PR tree-optimization/51721
4786 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
4787 if (int) unsvar cmp CST.
4789 2012-03-12 Richard Guenther <rguenther@suse.de>
4791 * tree-sra.c (create_access_replacement): Only rename the replacement
4792 if we can rewrite it into SSA form. Properly mark register typed
4793 replacements that we cannot rewrite with TREE_ADDRESSABLE.
4794 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
4795 for aggregate or BLKmode results.
4797 2012-03-12 Jakub Jelinek <jakub@redhat.com>
4799 PR tree-optimization/52533
4800 * tree-vrp.c (register_edge_assert_for_2): Use double_int
4801 type for mask, only handle shifts by non-zero in-range
4802 shift count, for LE_EXPR and GT_EXPR if new_val is
4803 maximum, don't add the assertion.
4805 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
4807 * doc/invoke.texi: Document -mrtm option.
4808 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
4809 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
4810 (ix86_handle_option): Handle OPT_mrtm.
4811 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
4813 (x86_64-*-*): Ditto.
4814 * i386-builtin-types.def (INT_FTYPE_VOID): New.
4815 * config/i386/i386-c.c (ix86_target_macros_internal): Define
4817 (ix86_target_string): Define -mrtm option.
4819 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
4821 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
4822 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
4824 (bdesc_special_args): Ditto.
4825 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
4826 (ix86_expand_special_args_builtin): Handle new built-in type.
4827 (ix86_expand_builtin): Handle XABORT instruction.
4828 * config/i386/i386.h (TARGET_RTM): New.
4829 * config/i386/i386.md (UNSPECV_XBEGIN): New.
4830 (UNSPECV_XEND): Ditto.
4831 (UNSPECV_XABORT): Ditto.
4832 (UNSPECV_XTEST): Ditto.
4839 * config/i386/i386.opt (mrtm): New.
4840 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
4841 * config/i386/rtmintrin.h: New header.
4842 * config/i386/xtestintrin.h: Ditto.
4844 2012-03-12 Tristan Gingold <gingold@adacore.com>
4846 * ginclude/stddef.h: Adjust previous patch.
4847 Use __VMS__ instead of VMS.
4849 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
4851 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
4852 Also convert sequences with CC setting arithmetic instruction.
4854 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
4856 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
4857 from C Language Options to Preprocessor Options.
4858 (C Dialect Options): Move -no-integrated-cpp documentation
4860 (Preprocessor Options): ...to here. Rewrite the description
4861 so it makes more sense, and remove discussion of merging front ends.
4863 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4865 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
4867 (ix86_expand_setmem): Likewise.
4869 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
4871 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
4874 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4876 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
4877 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
4879 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4881 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
4883 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4885 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
4888 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4889 Uros Bizjak <ubizjak@gmail.com>
4891 * config/i386/predicates.md (call_insn_operand): Allow
4892 constant_call_address_operand in Pmode only.
4893 (sibcall_insn_operand): Ditto.
4894 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
4895 (*call_vzeroupper): Ditto.
4897 (*sibcall_vzeroupper): Ditto.
4898 (*call_value): Ditto.
4899 (*call_value_vzeroupper): Ditto.
4900 (*sibcall_value): Ditto.
4901 (*sibcall_value_vzeroupper): Ditto.
4902 (*indirect_jump): Ditto.
4903 (*tablejump_1): Ditto.
4904 (indirect_jump): Convert memory address to word mode for TARGET_X32.
4906 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
4909 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
4912 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
4913 Use movrt_negc instead of negc pattern for non-SH2A.
4915 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
4917 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
4919 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
4920 if Pmode != word_mode.
4921 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
4922 Pmode == SImode for TARGET_X32.
4924 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
4925 (tls_initial_exec_x32): Likewise.
4927 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
4929 PR rtl-optimization/52528
4930 * combine.c (can_combine_p): Add setting of subst_low_luid
4931 before call to expand_field_assignment().
4933 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
4935 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
4936 and related program names.
4938 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
4940 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
4942 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
4945 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
4946 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
4948 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
4949 (*movdi_internal_rex64): Use %E operand modifier for lea.
4950 (*movsi_internal): Ditto.
4952 (*lea<mode>_2): Ditto.
4953 (*lea_{3,4,5,6}_zext): Ditto.
4954 (*tls_global_dynamic_32_gnu): Ditto.
4955 (*tls_global_dynamic_64): Ditto.
4956 (*tls_dynamic_gnu2_lea_32): Ditto.
4957 (*tls_dynamic_gnu2_lea_64): Ditto.
4958 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
4960 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4962 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4963 redefine to be NULL if the current bit-size is different from the
4964 configured bit-size.
4966 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4967 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4968 set the default tuning. Add asserts to make sure the cpu and tune
4969 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4970 test whether the index is set, instead of > 0.
4971 (rs6000_file_start): Do not reset the default cpu if the current
4972 bit-size is different from the configured bit-size.
4974 2012-03-09 Tristan Gingold <gingold@adacore.com>
4976 * config/vms/vms-crtlmap.map: Add comments.
4977 Add entries needed to build Ada RTS.
4979 2012-03-09 Tristan Gingold <gingold@adacore.com>
4981 * ginclude/stddef.h: Do not define __size_t on VMS.
4983 2012-03-09 Tristan Gingold <gingold@adacore.com>
4985 * c-tree.h (c_default_pointer_mode): New variable.
4986 * c-decl.c (c_default_pointer_mode): New variable.
4987 (c_build_pointer_type): New function.
4988 (grokdeclarator): Call c_build_pointer_type instead
4989 of build_pointer_type.
4991 * config/vms/vms-c.c: Include c-tree.h
4992 (saved_pointer_mode): New variable.
4993 (handle_pragma_pointer_size): New function.
4994 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
4995 (vms_c_register_pragma): Register __pointer_size and
4996 __required_pointer_size pragmas.
4998 2012-03-09 Tristan Gingold <gingold@adacore.com>
5000 * config/vms/vms-c.c (vms_construct_include_filename): New function.
5001 (vms_c_register_includes): Reference it.
5003 2012-03-09 Andrew Pinski <apinski@cavium.com>
5006 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
5008 (tree_ssa_phiopt_worker): Go through all the PHIs for
5009 value_replacement instead of just the singleton one.
5010 (value_replacement): Change return type to int. Return 0 instead of
5012 Allow the middle basic block to contain more than just the defining
5014 Handle non empty middle basic blocks.
5015 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
5017 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
5019 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
5020 array reference and component reference.
5021 (analyze_scalar_evolution_for_address_of): New.
5023 2012-03-08 Jie Zhang <jzhang918@gmail.com>
5026 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
5027 (hwloop_pattern_reg): Fix set but not used warning.
5028 (bfin_reorg_loops): Remove unused parameter.
5029 (bfin_reorg): Update use of bfin_reorg_loops.
5031 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
5033 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
5034 with integer parameters in registers.
5035 (gen_push): Push register in word_mode instead of Pmode.
5036 (ix86_emit_save_regs): Likewise.
5037 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
5038 (gen_pop): Pop register in word_mode instead of Pmode.
5039 (ix86_emit_restore_regs_using_pop): Likewise.
5040 (ix86_expand_prologue): Replace Pmode with word_mode for push
5041 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
5042 restore RAX and R10 in word_mode.
5043 (ix86_emit_restore_regs_using_mov): Restore integer registers
5045 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
5047 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
5048 (ix86_split_long_move): Likewise.
5050 * config/i386/i386.md (W): New.
5051 (*push<mode>2_prologue): Replace :P with :W.
5052 (*pop<mode>1): Likewise.
5053 (*pop<mode>1_epilogue): Likewise.
5054 (push/pop peephole2): Use word_mode scratch registers.
5056 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
5058 * config/i386/predicates.md (indirect_branch_operand): Simplify.
5060 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
5062 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
5063 for constants in [-63,63].
5065 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
5069 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5071 * config/i386/i386.c (ix86_print_operand_address): Only handle
5072 zero-extended DImode addresses.
5074 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5076 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5077 * configure: Regenerate.
5079 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
5082 * config/avr/avr.c (avr_mem_clobber): New static function.
5083 (avr_expand_delay_cycles): Add memory clobber operand to
5084 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
5085 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
5086 (enable_interrupt, disable_interrupt): New expander.
5087 (nopv, sleep, wdr): New expanders.
5088 (delay_cycles_1): Add memory clobber.
5089 (delay_cycles_2): Add memory clobber.
5090 (delay_cycles_3): Add memory clobber.
5091 (delay_cycles_4): Add memory clobber.
5092 (cli_sei): New insn from former "enable_interrupt",
5093 "disable_interrupt" with memory clobber.
5094 (*wdt): New insn from former "wdt" with memory clobber.
5095 (*nopv): Similar, but for "nopv".
5096 (*sleep): Similar, but for "sleep".
5098 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
5099 Kaz Kojima <kkojima@gcc.gnu.org>
5102 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
5103 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
5104 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5106 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
5108 * config/i386/predicates.md (x86_64_zext_general_operand): New.
5109 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
5110 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
5112 2012-03-07 Walter Lee <walt@tilera.com>
5114 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
5115 REG_CFA_* notes for the stack pointer.
5116 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
5117 EH_RETURN_STACKADJ_RTX.
5118 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
5119 generate REG_CFA_* notes for the stack pointer.
5120 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
5121 by EH_RETURN_STACKADJ_RTX.
5123 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5125 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
5126 when __AVR_3_BYTE_PC__ is defined.
5128 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
5130 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
5131 (ix86_print_operand): Handle '^'.
5132 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
5133 using P mode iterator. Add %^ to asm template to conditionally emit
5135 (*rep_movdi_rex64): Ditto.
5136 (*strsetdi_rex_1): Ditto.
5137 (*rep_stosdi_rex64): Ditto.
5138 (*strmov{si,hi,qi}_1): Add %^ to asm template to
5139 conditionally emit addr32 prefix.
5140 (*rep_mov{si,qi}): Ditto.
5141 (*strset{si,hi,qi}): Ditto.
5142 (*rep_stos{si,qi}): Ditto.
5143 (*cmpstrnqi_nz_1): Ditto.
5144 (*cmpstrnqi_1): Ditto.
5145 (*strlenqi_1): Ditto.
5147 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
5149 * config/i386/i386.c (function_value_64): Return pointers in
5150 word_mode instead of Pmode.
5151 (ix86_promote_function_mode): Likewise.
5153 2012-03-07 Richard Guenther <rguenther@suse.de>
5155 * coverage.c (get_gcov_type): Use type_for_mode.
5156 (get_gcov_unsigned_t): Likewise.
5157 * expr.c (store_constructor): Use type_for_mode.
5158 (try_casesi): Likewise.
5159 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
5160 (add_standard_iv_candidates): Use standard type trees.
5161 * dojump.c (do_jump): Remove dead code.
5163 2012-03-07 Richard Guenther <rguenther@suse.de>
5165 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
5167 2012-03-07 Richard Guenther <rguenther@suse.de>
5169 * convert.c (strip_float_extensions): Move ...
5170 * tree.c (strip_float_extensions): ... here.
5172 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5175 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
5177 2012-03-07 Richard Guenther <rguenther@suse.de>
5179 * omp-low.c (extract_omp_for_data): Use signed_type_for.
5180 (expand_omp_for_generic): Likewise.
5181 (expand_omp_for_static_nochunk): Likewise.
5182 (expand_omp_for_static_chunk): Likewise.
5183 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
5184 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
5185 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
5186 Use unsigned_type_for.
5187 (vect_create_cond_for_align_checks): Use signed_type_for.
5189 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
5191 PR rtl-optimization/52203
5192 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
5193 all callers to pass NULL except ...
5194 (reset_sched_cycles_in_current_ebb): ... here, save the value
5195 in new variable 'empty'. Increase issue_rate only for
5198 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5201 * Makefile.in: Let install-gcc-ar depend on installdirs,
5202 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5203 Don't double canonicalize if cross-compiling.
5205 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5208 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
5209 to: RAMPZ, RAMPY, RAMPX, RAMPD.
5210 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
5212 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5215 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
5217 * config/avr/avr.md (xload_8): Adjust insn length.
5219 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5222 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
5223 if RAMPZ affects reading from RAM.
5225 2012-03-07 Richard Guenther <rguenther@suse.de>
5229 * doc/invoke.texi (Precompiled Headers): Remove sentence that
5230 suggests you can include PCHs from inside another header.
5232 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
5235 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
5237 2012-03-07 Kai Tietz <ktietz@redhat.com>
5239 * doc/invoke.texi (fwritable-relocated-rdata): Document
5240 new Cygwin/MinGW target option.
5241 * config/i386/winnt.c (i386_pe_unique_section): Ignore
5242 reloc if flag -fwritable-relocated-rdata is not set.
5243 (i386_pe_section_type_flags): Likewise.
5244 * config/i386/cygming.opt (fwritable-relocated-rdata):
5245 Add new flag variable flag_writable_rel_rdata.
5247 2012-03-07 Richard Guenther <rguenther@suse.de>
5249 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
5250 precision against gimple constraints.
5252 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
5255 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
5257 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
5258 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
5260 (init_emit_regs): Move associated initialization to...
5261 (init_emit_once): ...here.
5263 2012-03-06 Richard Henderson <rth@redhat.com>
5265 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5266 * config/m68k/sync.md (atomic_test_and_set): Use it.
5267 (atomic_test_and_set_1): Likewise.
5269 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5272 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
5273 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
5274 (vector_ltgt<mode>): Likewise.
5275 (vector_ordered<mode>): Likewise.
5276 (vector_unordered<mode>): Likewise.
5277 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5279 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5281 * trans-mem.c: New typedef for tm_region_p.
5282 Define vector types for tm_region_p.
5283 (tm_region_init): Replace region_worklist to a vector called
5286 2012-03-06 Richard Guenther <rguenther@suse.de>
5288 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
5289 MEM_REF with constant pointer operand.
5291 2012-03-06 Richard Guenther <rguenther@suse.de>
5294 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
5296 2012-03-06 Tristan Gingold <gingold@adacore.com>
5298 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
5299 (external_model_kind): Improve documentation.
5300 (vms_pragma_extern_model): Handle relaxed_redef.
5301 (vms_c_register_pragma): Allow expansion for nomember_alignment.
5303 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
5305 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
5306 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
5307 Some more notes on EIND usage and reorder EIND subsection.
5309 2012-03-06 Tristan Gingold <gingold@adacore.com>
5311 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
5312 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
5314 2012-03-06 Tristan Gingold <gingold@adacore.com>
5316 * config/vms/t-vmsnative (version): Define.
5317 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
5319 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
5321 PR rtl-optimization/52250
5322 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
5323 to put note list into. Unconditionally call move_bb_info.
5324 (move_bb_info): Do not assert the blocks being in the same region,
5325 just drop the note list if they are not.
5327 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
5330 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
5331 and use unified expansion logic.
5332 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
5333 closer to the existing movt insn.
5334 (negc): Rename insn to *negc. Add new expander.
5335 (movnegt): Use xor pattern for T bit negation. Reserve helper
5336 constant for negc pattern.
5337 (*movnegt): New insn and splitter.
5339 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
5341 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
5344 2012-03-05 Richard Henderson <rth@redhat.com>
5346 * genemit.c (main): Include "target.h" in insn-emit.c.
5347 * Makefile.in (insn-emit.o): Depend on TARGET_H.
5348 * config/sh/sync.md (atomic_test_and_set): Reference
5349 targetm.atomic_test_and_set_trueval instead of
5350 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
5352 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
5354 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
5357 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
5359 * langhooks.c (add_builtin_type): New function.
5360 * langhooks.h (add_builtin_type): Export it.
5361 * config/mep/mep.c (mep_init_builtins): Use it.
5362 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
5364 2012-03-05 Jakub Jelinek <jakub@redhat.com>
5367 * tree.h (BLOCK_SAME_RANGE): Define.
5368 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
5369 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
5370 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
5371 isn't equal to supercontext fragment's fragment chain.
5372 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
5374 (blocks_nreverse_all): Likewise.
5375 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
5376 BLOCK_SUPERCONTEXT to supercontext fragment instead of
5377 supercontext fragment's fragment origin.
5378 * dwarf2out.c (add_high_low_attributes): If stmt has the same
5379 range as its parent (or parents thereof etc.), use the parent's
5380 DW_AT_ranges value instead of creating a new .debug_ranges range.
5382 2012-03-05 Richard Henderson <rth@redhat.com>
5385 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5386 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5387 BIGGEST_ALIGNMENT is aligned.
5389 2012-03-05 Richard Henderson <rth@redhat.com>
5391 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
5392 * config/sh/sh.c: ... here.
5394 2012-03-05 Richard Henderson <rth@redhat.com>
5397 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5398 instead of calling negqi2 directly.
5400 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
5403 * trans-mem.c (tm_region_init): Use last_basic_block.
5405 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5407 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5408 * config/sh/sync.md (atomic_test_and_set): New expander.
5409 (tasb, atomic_test_and_set_soft): New insns.
5410 * config/sh/sh.opt (menable-tas): New option.
5411 * doc/invoke.texi (SH Options): Document it.
5413 2012-03-05 Richard Guenther <rguenther@suse.de>
5415 * cfgloop.c (verify_loop_structure): Verify dominators before
5417 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
5418 dominators from here.
5419 * graphite-scop-detection.c (create_sese_edges): Likewise.
5420 * loop-doloop.c (doloop_optimize_loops): Likewise.
5421 * loop-init.c (loop_optimizer_init): Likewise.
5422 * loop-unroll.c (unroll_and_peel_loops): Likewise.
5423 * loop-unswitch.c (unswitch_loops): Likewise.
5424 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
5425 * tree-parloops.c (parallelize_loops): Likewise. Verify
5426 only when checking is enabled.
5427 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
5429 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
5431 * genautomata.c (parse_automata_opt): New static function.
5432 (initiate_automaton_gen): Remove all option handling code. Remove
5433 argc argument. All callers changed.
5434 (main): Call init_rtx_reader_args_cb with the new function as argument.
5436 2012-03-05 Richard Guenther <rguenther@suse.de>
5438 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
5439 * tree-if-conv.c (combine_blocks): Free post-dominator info
5441 * tree-parloops.c (create_parallel_loop): Free and re-compute
5442 dominator info after breaking it.
5444 2012-03-05 Richard Guenther <rguenther@suse.de>
5447 * optabs.h (trapv_unoptab_p): New function.
5448 (trapv_binoptab_p): Likewise.
5449 * optabs.c (expand_binop): Use emit_libcall_block_1 with
5450 a proper equiv_may_trap argument.
5451 (expand_unop): Likewise.
5452 (emit_libcall_block_1): Take extra argument whether the
5453 instruction may trap. Renamed from ...
5454 (emit_libcall_block): ... this. New wrapper.
5456 2012-03-05 Jakub Jelinek <jakub@redhat.com>
5458 PR tree-optimization/51721
5459 * tree-vrp.c (register_edge_assert_for_2): If comparing
5460 lhs of right shift by constant with an integer constant,
5461 add ASSERT_EXPRs for the rhs1 of the right shift.
5463 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
5465 2012-03-05 Richard Guenther <rguenther@suse.de>
5467 * tree.c (integer_zerop): Handle VECTOR_CSTs.
5468 (integer_onep): Likewise.
5469 (integer_all_onesp): Likewise.
5471 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
5473 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
5475 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5477 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
5478 instead of TARGET_64BIT.
5480 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5482 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
5485 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5487 * config/i386/i386.c (ix86_print_operand_address): Only handle
5488 zero-extended DImode addresses.
5490 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
5492 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
5493 taken and cputaken as bool.
5495 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
5497 * config/i386/constraints.md (Ya): New internal constraint.
5498 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
5499 (*zero_extendsidi2_rex64): Add x,x alternative.
5500 (*zero_extendsidi2): Ditto. Add o,0 alternative.
5501 Remove flags reg clobber. Adjust corresponding splits.
5502 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
5503 zero_extendqisi2 expanders using SWI12 mode iterator.
5504 (zero_extend<mode>si2_and): Macroize insn from
5505 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
5507 (*zero_extend<mode>si2): Macroize insn from
5508 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
5509 (*zero_extend*2_movzbl_and): Remove insn patterns.
5510 (zero_extendqihi2_and): Merge corresponding splitter.
5511 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
5512 (*zero_extend*2_movzbl_and): Remove insn patterns.
5513 (*anddi_1): Split TYPE_IMOVX instructions.
5514 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
5516 (and->zext splitter): Add splitter pattern.
5517 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
5519 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
5521 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
5523 (Debugging Options): Likewise.
5524 (Optimize Options): Likewise.
5525 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
5526 with other architectures. Use official processor names with correct
5527 spelling/capitalization. Fix formatting and grammar issues.
5528 (i386 and x86-64 Windows Options): Similar cleanup here.
5530 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5532 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
5534 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5536 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
5537 DBX_REGISTER_NUMBER.
5539 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5541 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
5542 operand is CONST_INT. Take COSTS_N_INSNS into account.
5543 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
5546 2012-03-02 Richard Henderson <rth@redhat.com>
5548 * optabs.c (expand_atomic_test_and_set): Honor
5549 atomic_test_and_set_trueval even when atomic_test_and_set
5550 optab is not in use.
5552 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
5556 * config/sh/sh.c (sh_register_move_cost): Increase cost between
5557 GENERAL_REGS and FP_REGS for SImode.
5559 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5562 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
5563 (absdi2): New expander.
5564 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
5566 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5568 * config/sh/sync.md (atomic_exchange<mode>): New expander.
5569 (atomic_exchange<mode>_soft): New insn.
5571 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5573 * config/sh/sync.md: Update copyright notice dates.
5574 (atomic_compare_and_swap<mode>): Use SImode for return value instead
5576 (atomic_compare_and_swap<mode>_soft): Likewise.
5578 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5581 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
5582 * config/sh/sh.c: Update copyright notice dates.
5583 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
5584 alignment for TARGET_HARD_SH4.
5585 (sh_option_override): Reduce default function alignment. Set
5586 loop alignment to 4 bytes when not optimizing for size.
5588 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
5591 * doc/invoke.texi (floop-flatten): Remove.
5592 * toplev.c (process_options): Remove references to flag_loop_flatten.
5593 * tree-ssa-loop.c (gate_graphite_transform): Same.
5594 * common.opt (floop-flatten): Obsolete.
5595 * graphite-poly.c (apply_poly_transforms): Remove reference to
5597 * Makefile.in (graphite-flattening.o): Remove.
5598 * graphite-flattening.c: Remove.
5600 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5602 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5603 having mode compatible with the mode of previous compare. Substitute
5604 compare mode of previous compare with the mode, compatible
5605 with eliminated and previous compare.
5607 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5609 * config/rs6000/dfp.md (floatdidd2): New define_insn.
5611 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5613 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
5614 compatible with CCGOCmode and CCGCmode.
5616 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5618 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5620 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5622 * config/arm/arm.c (arm_sat_operator_match): New function.
5623 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
5624 * config/arm/arm.md ("insn" attribute): Add "sat" value.
5625 ("SAT", "SATrev"): New code iterators.
5626 ("SATlo", "SAThi"): New code iterator attributes.
5627 ("*satsi_<SAT:code>"): New pattern.
5628 ("*satsi_<SAT:code>_shift"): Likewise.
5629 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
5630 and "shift" attributes.
5631 ("arm_usatsihi"): Add "insn" attribute.
5632 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
5633 by powers of two. Do not allow shift by 32.
5635 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5638 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
5639 to pass the argument in the register of "natural" mode.
5641 2012-03-02 Richard Guenther <rguenther@suse.de>
5643 PR tree-optimization/52406
5644 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
5645 (struct indices): Add unconstrained_base member.
5646 (struct dr_alias): Remove unused vops member.
5647 (DR_UNCONSTRAINED_BASE): New define.
5648 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
5649 add indices to allow their disambiguation. Make DR_BASE_OBJECT
5650 be an artificial access that covers the whole indexed object,
5651 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
5652 plain decl base-objects to their MEM_REF variant.
5653 (dr_may_alias_p): When the base-object of either data reference
5654 has unknown size use only points-to information.
5655 (compute_affine_dependence): Make dumps easier to read and
5657 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
5658 DR_REF when looking for packed references.
5659 (vect_supportable_dr_alignment): Likewise.
5661 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
5663 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
5664 Improve conditions for peepholes of loads followed by commutative
5666 * config/arm/ldmstm.md: Regenerated.
5668 2012-03-02 Richard Guenther <rguenther@suse.de>
5670 * BASE-VER: Set to 4.8.0.
5672 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
5674 * config.gcc (obsolete): Add all ARM targets using the FPA.
5675 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
5676 * doc/install.texi: Avoid references to obsolete ARM ports.
5678 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
5680 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
5682 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
5683 Joern Rennecke <joern.rennecke@embecosm.com>
5685 * doc/extend.texi: Expand and update information on interrupt
5686 attribute for Epiphany.
5688 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5690 * config/sh/sh-protos.h: Update copyright notice dates.
5691 * config/sh/sh.h: Likewise.
5692 * config/sh/sh.md: Likewise.
5693 * config/sh/constraints.md: Likewise.
5694 * config/sh/predicates.md: Likewise.
5696 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5698 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
5699 * config/sh/sh.c (tertiary_reload_operand): Likewise.
5701 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5703 * config/sh/constraints.md: Fix comment typo.
5705 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5708 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
5709 unsigned HOST_WIDE_INT.
5710 (zvdep_imm64): Likewise.
5711 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
5712 (vdepi_and): Likewise.
5713 Likewise for unamed 64-bit patterns.
5714 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
5716 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
5719 PR rtl-optimization/52417
5720 * cselib.c (cselib_any_perm_equivs): New variable.
5721 (cselib_reset_table): Check that it's not set when not
5722 preserving constants.
5723 (cselib_add_permanent_equiv): Set it.
5724 (cselib_have_permanent_equivalences): New.
5725 (cselib_init, cselib_finish): Reset it.
5726 * cselib.h (cselib_have_permanent_equivalences): Declare.
5727 * alias.c (get_addr): Restore earlier behavior when there
5728 aren't permanent equivalences.
5730 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
5732 * config/mn10300/mn10300-modes.def: Fix copyright notice.
5733 * config/v850/v850-modes.def: Fix copyright notice.
5735 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5737 * doc/extend.texi (AVR Built-in Functions): Document
5738 __builtin_avr_flash_segment.
5740 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
5741 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
5742 (*split.flash_segment): New insn-and-split.
5743 * config/avr/avr.c (avr_init_builtins): Add local variables:
5744 const_memx_void_node, const_memx_ptr_type_node,
5745 char_ftype_const_memx_ptr.
5747 2012-03-01 Jakub Jelinek <jakub@redhat.com>
5749 PR tree-optimization/52445
5750 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
5751 add ssa_name_ver, offset and size fields and change store field
5753 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
5754 (add_or_mark_expr): Likewise. Only consider previous stores
5755 with the same size and offset.
5756 (nt_init_block): Only look at gimple_assign_single_p stmts,
5757 doesn't look at rhs2.
5759 2012-03-01 Richard Guenther <rguenther@suse.de>
5762 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5763 conversions from integral types to pointer types.
5765 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5767 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5768 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5769 unintentionally removed in r184616.
5771 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5773 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5776 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5777 Uros Bizjak <ubizjak@gmail.com>
5780 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5781 alternatives, add "e" constraint to the new last alternative
5782 and ! to last 3 alternatives.
5784 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5786 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5787 DW_AT_artificial attributes at the end of the processing.
5788 (gen_array_type_die): Likewise.
5789 (gen_enumeration_type_die): Likewise.
5790 (gen_struct_or_union_type_die): Likewise.
5791 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5794 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5797 * expr.c (expand_assignment): If doing misaligned store that doesn't
5798 cover all mode bits, perform a RMW cycle.
5800 PR tree-optimization/52429
5801 * tree-parloops.c (separate_decls_in_region_debug): Return early
5802 if var is LABEL_DECL.
5804 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5806 PR tree-optimization/52424
5807 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5808 calling dom_thread_across_edge.
5810 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5812 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5814 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5816 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5817 * config/avr/avr.c (avr_output_bld): Remove unused function.
5818 (avr_out_sbxx_branch): Use "%T" to print bit position.
5820 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5822 * config/avr/avr.md: Untabify.
5824 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5826 * config/avr/avr.md (eqne): New code iterator.
5827 (*dec-and-branchsi): Use it in text peephole's condition.
5828 (*dec-and-branchhi): Ditto.
5829 (*dec-and-branchqi): Ditto.
5831 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5834 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5835 the device does not have the skip-bug.
5837 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5839 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5840 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5841 -mpretend-cmove): New.
5843 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5846 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5847 doesn't count DEBUG_INSN refs.
5848 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5849 for DEBUG_INSN refs.
5851 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5855 2012-02-20 Richard Guenther <rguenther@suse.de>
5856 PR tree-optimization/52298
5857 * tree-vect-stmts.c (vectorizable_load): Properly use
5858 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
5860 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5863 * gimple.h (gimple_in_transaction): New.
5864 (gimple_set_in_transaction): New.
5865 (struct gimple_statement_base): Add in_transaction field.
5866 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5868 (tree_ssa_lim_initialize): Compute transaction bits.
5869 * tree.h (compute_transaction_bits): Protoize.
5870 * trans-mem.c (tm_region_init): Use the heap to store BB
5872 (compute_transaction_bits): New.
5874 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5876 * gcc.c (display_help): Document --help=common and sort entries
5879 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5881 * doc/install.texi: Document check-$LANG specific shortcuts
5883 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5886 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5888 * config/arm/arm_neon.h: Regenerate.
5889 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5890 (neon_vcgeu): New insn.
5891 (neon_vcgtu): Likewise.
5892 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5893 (ops): Unsigned comparison intrinsics call a different builtin.
5895 2012-02-28 Richard Guenther <rguenther@suse.de>
5898 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5899 ordering for the VEC_CONCAT for two element vectors for
5900 V2SFmode, V2SImode and V2DImode.
5902 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5905 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5906 detecting big-endian triplets.
5908 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5910 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5911 mode if there is no type information available.
5913 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5915 PR tree-optimization/53207
5916 * doc/invoke.texi: Document as experimental and relying on graphite.
5918 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5920 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5921 of initializer to changes from r184614.
5923 2012-02-28 Richard Guenther <rguenther@suse.de>
5925 PR tree-optimization/52395
5926 * tree-sra.c (build_ref_for_offset): Also look at the base
5927 TYPE_ALIGN when figuring out the alignment of the replacement.
5929 2012-02-28 Richard Guenther <rguenther@suse.de>
5931 PR tree-optimization/52402
5932 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5933 mis-aligned types when creating the accesses at the call site.
5935 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5937 * config/avr/builtins.def: New file.
5938 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5939 * config/avr/avr.c (enum avr_builtin_id): Use it.
5940 (avr_init_builtins): Use it. And use avr_bdesc.
5941 (bdesc_1arg): Remove.
5942 (bdesc_2arg): Remove.
5943 (bdesc_3arg): Remove.
5944 (struct avr_builtin_description): Add field n_args.
5945 (avr_bdesc): New static variable using builtins.def.
5946 (avr_expand_builtin): Use it.
5947 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5948 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5949 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5951 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5954 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5955 match only one single hard register with respective hard reg rtx.
5956 (movmemx_<mode>): Ditto.
5957 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5958 insn anatomy of movmem[x]_<mode>.
5959 (avr_out_movmem): Same for printing assembler and operand usage.
5961 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5965 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5966 address spaces located outside of device flash.
5968 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5969 (mcu_type_s): Add field n_flash.
5970 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5971 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5972 (AVR_MCU): Add N_FLASH argument.
5973 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5974 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5975 macro __FLASH<n> if that address space makes sense for the device.
5976 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5977 outside of target flash.
5978 (avr_asm_named_section): Ditto.
5979 (avr_asm_select_section): Ditto.
5980 (avr_addr_space_convert): Ditto.
5981 (avr_emit_movmemhi): Ditto.
5982 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5983 address space is outside of device flash.
5984 (avr_insert_attributes): Ditto.
5985 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5986 avr_current_arch->n_segments.
5988 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5991 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
5992 (*movabs<mode>_2): Likewise.
5994 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5997 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5998 s_register_operand in the test instead of REG_P. Don't call
5999 gen_reg_rtx if it won't be used.
6001 PR tree-optimization/52376
6002 * ipa-split.c (split_function): Ignore CLOBBER stmts.
6004 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
6006 * ifcvt.c (noce_get_condition): Check condition variable is not
6007 small_register_classes_for_mode_p before accepting.
6009 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
6011 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
6013 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6016 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6017 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6019 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6021 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
6023 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
6025 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
6027 * config/sh/predicates.md: Remove blank lines.
6028 * config/sh/sh.c: Fix typos in comments.
6029 * config/sh/constraints.md: Likewise.
6030 * config/sh/sh.md: Remove blank lines.
6031 Fix typos in comments. Use ;; as comment characters.
6033 2012-02-26 Walter Lee <walt@tilera.com>
6035 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
6036 (replace_mov_pcrel_step2): Ditto.
6038 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
6041 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
6042 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
6043 and locs that reference values newer than the non-canonical value
6044 at hand. Return the canonical value as a worst case.
6045 (memrefs_conflict_p): Walk canonical value's locs.
6048 * cselib.c (preserve_only_constants): Rename to...
6049 (preserve_constants_and_equivs): ... this. Split out...
6050 (invariant_or_equiv_p): ... this. Preserve plus expressions
6051 of other preserved expressions too.
6052 (cselib_reset_table): Adjust.
6053 * var-tracking.c (reverse_op): Use canonical value to build
6056 2012-02-23 Kai Tietz <ktietz@redhat.com>
6058 * config/i386/i386.c (ix86_delegitimize_address): Handle
6059 UNSPEC_PCREL plus displacement.
6061 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
6064 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
6065 to test for unusedness in st X addressing.
6067 2012-02-24 Richard Guenther <rguenther@suse.de>
6070 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
6071 (is_gimple_reg_type): Move inline ...
6072 * gimple.h (is_gimple_reg_type): ... here.
6074 2012-02-24 Richard Guenther <rguenther@suse.de>
6077 * passes.c (execute_function_todo): When verifying SSA form
6078 verify gimple form first.
6079 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
6081 2012-02-24 Richard Guenther <rguenther@suse.de>
6084 * fold-const.c (fold_addr_of_array_ref_difference): New function.
6085 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
6087 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6089 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
6091 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6093 * tree-phinodes.c (make_phi_node): Mark static.
6094 * tree-flow.h (make_phi_node): Remove extern decl.
6095 * doc/gimple.texi (make_phi_node): Remove documentation.
6097 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6099 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
6100 * tree-ssa-sccvn.c (print_scc): Ditto.
6102 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6104 * doc/passes.texi (Full redundancy elimination): Fix typo.
6106 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6108 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
6110 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
6113 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
6115 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
6118 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
6120 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
6122 * config/avr/avr.md (code_stdname): Add ior, xor.
6123 (xior): New code iterator.
6124 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
6125 (*<code_stdname><mode>qi.byte1-3): Ditto.
6127 2012-02-23 Jakub Jelinek <jakub@redhat.com>
6129 PR tree-optimization/52019
6130 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
6133 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6135 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
6136 HAVE_INITFINI_ARRAY to work around namespace pollution in
6137 certain versions of newlib system headers.
6138 * config.in: Regenerate.
6139 * configure: Regenerate.
6140 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
6141 instead of HAVE_INITFINI_ARRAY.
6143 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
6146 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
6147 is not offsettable memory reference.
6149 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6152 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
6153 setting avr_need_clear_bss_p for __gnu_lto* symbols.
6155 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6157 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
6158 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
6160 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6162 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
6163 library on Solaris 8 even without TLS support.
6164 * configure: Regenerate.
6166 2012-02-22 Richard Guenther <rguenther@suse.de>
6169 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
6170 for GIMPLE_DEBUG stmts.
6172 2012-02-22 Martin Jambor <mjambor@suse.cz>
6175 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
6176 according to the base object.
6178 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6180 PR rtl-optimization/50063
6181 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
6182 and 2 (8-bit SP) in operand 2.
6183 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
6184 setup to use movhi_sp_r instead of vanilla move to write SP.
6185 Adjust REG_CFA notes to superseed unspec.
6186 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
6188 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
6189 known to be off) only with TARGET_NO_INTERRUPTS. Never use
6190 irq_state 1 (IRQ known to be on) here.
6192 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
6194 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
6196 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
6197 assign_hard_reg): Likewise.
6199 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6201 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
6203 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6206 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
6207 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
6209 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6211 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
6212 prototype from here to...
6213 * config/avr/avr.h: ...here.
6215 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
6218 * thumb2.md (thumb2_shiftsi3_short): Split register and
6219 immediate shifts. For register shifts tie operands 0 and 1.
6220 (peephole2 for above): Check that register-controlled shifts
6221 have suitably tied operands.
6223 2012-02-21 Quentin Neill <quentin.neill@amd.com>
6226 * config/i386/bdver1.md (bdver1_call, bdver1_push,
6227 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
6228 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
6229 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
6230 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
6231 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
6232 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
6233 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
6234 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
6235 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
6236 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
6237 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
6238 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
6239 bdver1_ssevector_avx256_unaligned_load,
6240 bdver1_ssevector_sse128_unaligned_load,
6241 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
6242 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
6243 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
6244 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
6245 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
6246 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
6247 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
6248 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
6249 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
6250 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
6251 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
6252 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
6253 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
6254 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
6255 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
6256 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
6257 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
6258 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
6259 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
6260 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
6261 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
6262 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
6263 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
6264 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
6265 bdver1_ssediv_double_load, bdver1_ssediv_double,
6266 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
6267 Add "bdver2" attribute.
6269 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6271 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
6272 default if possible and not specified otherwise.
6274 2012-02-21 Richard Guenther <rguenther@suse.de>
6277 * gimplify.c (create_tmp_from_val): Use the main variant type
6278 for the type of the temporary we create.
6280 2012-02-21 Richard Guenther <rguenther@suse.de>
6282 PR tree-optimization/52324
6283 * gimplify.c (gimplify_expr): When re-gimplifying expressions
6284 do not gimplify a MEM_REF address operand if it is already
6287 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6289 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
6290 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
6292 2012-02-21 Richard Guenther <rguenther@suse.de>
6294 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
6295 nested_in_vect_loop.
6297 2012-02-21 Jakub Jelinek <jakub@redhat.com>
6299 PR tree-optimization/52318
6300 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
6301 vdef also to non-pure/const call stmts in the sequence.
6303 2012-02-21 Tristan Gingold <gingold@adacore.com>
6305 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
6307 2012-02-20 David S. Miller <davem@davemloft.net>
6309 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
6310 don't use the "rd %pc" instruction on v9 for PIC register loads.
6312 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
6315 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
6316 in a transaction safe function.
6318 2012-02-20 Kai Tietz <ktietz@redhat.com>
6321 * stor-layout.c (place_field): Handle desired_align for
6324 2012-02-20 Richard Guenther <rguenther@suse.de>
6326 PR tree-optimization/52298
6327 * tree-vect-stmts.c (vectorizable_store): Properly use
6328 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
6330 (vectorizable_load): Likewise.
6331 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
6332 Access DR_STEP after ensuring it is not NULL.
6334 2012-02-20 Jakub Jelinek <jakub@redhat.com>
6336 PR tree-optimization/52286
6337 * fold-const.c (fold_binary_loc): For (X & C1) | C2
6338 optimization use double_int_to_tree instead of build_int_cst_wide,
6339 rewrite to use double_int vars.
6341 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6344 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
6346 Remove -e 0 from $gcc_cv_ld invocation.
6347 Only use __GLIBC_PREREQ if defined.
6348 Enable on Solaris since Solaris 8 patch.
6349 (gcc_SUN_LD_VERSION): New macro.
6350 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
6351 gcc_SUN_LD_VERSION for version number format.
6352 * configure: Regenerate.
6353 * varasm.c (get_elf_initfini_array_priority_section): Set
6354 SECTION_NOTYPE for non-default priority.
6355 Use get_section instead of get_unnamed_section to emit
6356 .init_array/.fini_array with default priority.
6358 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6360 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
6361 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
6362 (mips_start_unique_function, mips_output_mips16_rdhwr)
6363 (mips_code_end): New functions.
6364 (TARGET_ASM_CODE_END): Define.
6366 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6368 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
6369 to stubs with non-sibling calls.
6371 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
6373 * doc/invoke.texi (-fira-* options): Copy-edit.
6374 (ira-* parameters): Copy-edit.
6376 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6378 * doc/invoke.texi: Minor copy-edits to bring into conformance with
6379 GCC coding conventions.
6381 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6383 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
6384 when used as adjectives.
6386 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
6388 * doc/invoke.texi: Clean up "that"/"which" confusion.
6390 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
6392 * system.h: Poison SMALL_REGISTER_CLASSES
6393 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
6394 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
6396 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6398 PR tree-optimization/52285
6399 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
6400 when deciding if a call is a tail call or tail recursion.
6402 2012-02-16 Kai Tietz <ktietz@redhat.com>
6404 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
6405 interger-constant displacement for UNSPEC_PCREL.
6407 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6409 PR rtl-optimization/52208
6410 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
6411 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
6413 PR tree-optimization/52255
6414 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
6415 loop->header has virtual PHI, but exit_e->dest doesn't, add
6416 virtual PHI to exit_e->dest and adjust all uses after the loop.
6419 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
6420 children with clone_tree_hash, not after it.
6422 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
6424 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
6425 extended identifiers.
6427 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6430 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
6431 a same_body_alias, also test whether e->callee isn't a former
6432 or current clone of the decl this is a same body alias of.
6434 PR translation/52264
6435 * cgraphunit.c (verify_cgraph_node): Fix a typo.
6437 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
6439 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
6441 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6444 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
6445 force_reg instead of copy_to_reg for better optimization. Force
6446 non-register or memory operands into a register.
6448 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
6450 * extend.texi: Reserve upper bits of memory model for future use.
6452 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
6453 Anatoly Sokolov <aesok@post.ru>
6454 Eric Weddington <eric.weddington@atmel.com>
6457 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
6458 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
6459 Rewrite initializers for .macro.
6460 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
6461 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
6462 atxmega32d4, atxmega32x1.
6463 avrxmega4: atxmega64a3, atxmega64d3.
6464 avrxmega5: atxmega64a1, atxmega64a1u.
6465 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
6466 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
6467 avrxmega7: atxmega128a1, atxmega128a1u.
6468 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
6469 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
6470 (struct base_arch_s): Rename reserved to xmega_p.
6471 Rename reserved2 to have_rampd.
6472 (AVR_XMEGA): New define.
6473 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
6474 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
6475 * config/avr/predicates.md (io_address_operand): Take into
6477 (low_io_address_operand): Ditto.
6478 (high_io_address_operand): Ditto.
6479 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
6480 (enabled, movhi_sp_r): Use them.
6481 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
6482 cpp_define_formatted to built-in define __AVR_ARCH__.
6483 (__AVR_XMEGA__): New built-in define.
6484 (__AVR_HAVE_RAMPD__): New built-in define.
6485 (__AVR_HAVE_RAMPX__): New built-in define.
6486 (__AVR_HAVE_RAMPY__): New built-in define.
6487 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
6489 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
6490 (avr_option_override): Initialize them.
6491 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
6492 (avr_init_expanders): Initialize them. No more block several calls.
6493 (emit_push_sfr): New static function.
6494 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
6496 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
6497 (avr_print_operand): Print addreeses as symbols for
6498 RAMPX, RAMPY, RAMPD, CCP.
6499 (output_movhi): Handle AVR_XMEGA when writing to SP.
6500 (avr_out_movhi_mr_r_xmega): New static function.
6501 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
6502 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
6503 __RAMPD__, __CCP__ as needed.
6505 * config/avr/multilib.h: Regenerate.
6506 * config/avr/t-multilib: Regenerate.
6507 * config/avr/avr-tables.opt: Regenerate.
6509 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
6511 PR tree-optimization/50561
6512 * graphite-flattening.c (lst_project_loop): Do not
6513 remove old scattering dimensions after flattening.
6514 (lst_do_flatten): Likewise.
6516 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
6518 * doc/extend.texi (AVR Built-in Functions): Remove doc for
6519 __builtin_avr_map8, __builtin_avr_map16.
6520 Document __builtin_avr_insert_bits.
6522 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
6523 (insert_bits): New insn.
6524 (adjust_len.map_bits): Rename to insert_bits.
6525 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
6526 * avr-protos.h (avr_out_map_bits): Remove.
6527 (avr_out_insert_bits, avr_has_nibble_0xf): New.
6528 * config/avr/constraints.md (Cxf,C0f): New.
6529 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
6530 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
6531 New built-in define __BUILTIN_AVR_INSERT_BITS.
6532 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
6533 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
6534 (avr_move_bits): Rewrite.
6535 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
6537 (avr_map_op_t): New typedef.
6538 (avr_map_op): New static variable.
6539 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
6540 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
6541 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
6542 (bdesc_3arg, avr_expand_triop_builtin): New.
6543 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
6544 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
6545 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
6546 (avr_map_equal_p, avr_map_sig_p): Remove.
6547 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
6548 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6549 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
6550 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6551 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
6552 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6554 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6556 * config/c6x/c6x.md (reserve_cycles): New attribute.
6557 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
6558 don't reserve functional units after the branch occurs.
6560 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
6563 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
6564 functions into non-tm_pure functions.
6566 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
6569 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
6570 (iterative_hash_canonical_type): Likewise.
6571 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
6574 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6576 * haifa-sched.c (prune_ready_list): Ensure that if there is a
6577 sched-group insn, it either remains alone or the entire list is pruned.
6579 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6581 * doc/install.texi (Prerequisites): Fix grammar.
6582 (Configuration): Likewise.
6584 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6586 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
6587 MPC as part of GCC before describing configuring with --with-gmp etc.
6588 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
6589 sources are present.
6591 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6594 * dwarf2out.c (clone_tree_hash): New function.
6595 (copy_decls_walk): Use it instead of clone_tree.
6597 2012-02-14 Richard Guenther <rguenther@suse.de>
6599 PR tree-optimization/52244
6600 PR tree-optimization/51528
6601 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6602 replacements for integral types.
6604 2012-02-14 Walter Lee <walt@tilera.com>
6606 * config.gcc: Handle tilegx and tilepro.
6607 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6609 Add HAVE_AS_TLS check for tilegx and tilepro.
6610 * configure: Regenerate.
6611 * doc/contrib.texi: Add Mat Hostetter and self.
6612 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6613 Document instruction intrinsics and network accessing intrinsics.
6614 (TILEPro Built-in Functions): New node. Document instruction
6615 intrinsics and network accessing intrinsics.
6616 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6617 (Specific, tilepro-*-linux*): Likewise.
6618 * doc/invoke.texi (TILE-Gx Options): New section.
6619 (TILEPro Options): New section.
6620 * doc/md.texi (TILE-Gx): New section.
6621 (TILEPro): New section.
6622 * common/config/tilegx/tilegx-common.c: New file.
6623 * common/config/tilepro/tilepro-common.c: New file.
6624 * config/tilegx/constraints.md: New file.
6625 * config/tilegx/linux.h: New file.
6626 * config/tilegx/mul-tables.c: New file.
6627 * config/tilegx/predicates.md: New file.
6628 * config/tilegx/sync.md: New file.
6629 * config/tilegx/t-tilegx: New file.
6630 * config/tilegx/tilegx-builtins.h: New file.
6631 * config/tilegx/tilegx-c.c: New file.
6632 * config/tilegx/tilegx-generic.md: New file.
6633 * config/tilegx/tilegx-modes.def: New file.
6634 * config/tilegx/tilegx-multiply.h: New file.
6635 * config/tilegx/tilegx-protos.h: New file.
6636 * config/tilegx/tilegx.c: New file.
6637 * config/tilegx/tilegx.h: New file.
6638 * config/tilegx/tilegx.md: New file.
6639 * config/tilegx/tilegx.opt: New file.
6640 * config/tilepro/constraints.md: New file.
6641 * config/tilepro/gen-mul-tables.cc: New file.
6642 * config/tilepro/linux.h: New file.
6643 * config/tilepro/mul-tables.c: New file.
6644 * config/tilepro/predicates.md: New file.
6645 * config/tilepro/t-tilepro: New file.
6646 * config/tilepro/tilepro-builtins.h: New file.
6647 * config/tilepro/tilepro-c.c: New file.
6648 * config/tilepro/tilepro-generic.md: New file.
6649 * config/tilepro/tilepro-modes.def: New file.
6650 * config/tilepro/tilepro-multiply.h: New file.
6651 * config/tilepro/tilepro-protos.h: New file.
6652 * config/tilepro/tilepro.c: New file.
6653 * config/tilepro/tilepro.h: New file.
6654 * config/tilepro/tilepro.md: New file.
6655 * config/tilepro/tilepro.opt: New file.
6657 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6659 PR tree-optimization/52210
6660 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
6661 vect_model_simple_cost with two entry vect_def_type array instead
6662 of an address of dt.
6664 2012-02-14 Richard Guenther <rguenther@suse.de>
6667 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6668 Do not stream DECL_QUALIFIER.
6669 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6670 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
6671 (find_decls_types_r): Do not walk DECL_QUALIFIER.
6673 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6676 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
6679 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6682 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
6683 * cselib.c (cselib_subst_to_values_from_insn): New function.
6684 * sched-deps.c (add_insn_mem_dependence,
6685 sched_analyze_1, sched_analyze_2): Use it.
6687 2012-02-13 Jan Hubicka <jh@suse.cz>
6690 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
6692 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
6694 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
6695 (GTM_SELF_SPECS): Define if not already defined.
6696 (driver_self_specs): Add GTM_SELF_SPECS.
6697 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
6698 (GTM_SELF_SPECS): Define.
6699 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
6700 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
6702 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6704 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
6707 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
6710 * omp-low.c (expand_omp_for): If a static schedule without chunk size
6711 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
6713 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
6716 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
6718 2012-02-13 Richard Guenther <rguenther@suse.de>
6720 PR translation/52211
6721 * passes.c (enable_disable_pass): Fix typo.
6723 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6726 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
6727 XOR for reduce_bit_field if type is unsigned.
6729 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
6731 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
6732 disallow changes from SFmode to mode with different size in FP regs.
6734 2012-02-12 Robert Millan <rmh@gnu.org>
6735 Gerald Pfeifer <gerald@pfeifer.com>
6737 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
6740 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
6742 PR rtl-optimization/52175
6743 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
6744 to frame-related instructions.
6746 2012-02-10 Jason Merrill <jason@redhat.com>
6749 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
6750 (demangle_new_symbols): Fill it.
6751 (scan_linker_output): Walk it.
6752 (start_tweaking): Split out from scan_linker_output.
6753 (maybe_tweak): Update sym->chosen.
6754 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
6756 2012-02-11 Jakub Jelinek <jakub@redhat.com>
6759 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
6761 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
6763 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6764 having the same mode as previous compare.
6766 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6768 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6769 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6770 (nonlocal_goto_internal): Likewise.
6771 (nonlocal_goto): Emit a use and an indirect jump directly.
6773 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6776 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6777 __atomic_{is,always}_lock_free.
6779 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6782 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6783 negative constant address for TARGET_X32.
6785 2012-02-10 Richard Henderson <rth@redhat.com>
6787 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6788 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6789 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6791 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6792 Ira Rosen <irar@il.ibm.com>
6794 PR tree-optimization/50031
6795 * targhooks.c (default_builtin_vectorization_cost): Handle
6797 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6798 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6799 all types of reduction and pattern statements.
6800 (vect_estimate_min_profitable_iters): Likewise.
6801 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6802 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6803 for explicit realigns.
6804 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6805 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6807 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6808 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6809 vec_perm for VSX and handle vec_promote_demote.
6811 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6814 * builtins.c (fold_builtin_atomic_always_lock_free,
6815 expand_builtin_atomic_always_lock_free,
6816 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6817 Return and/or test boolean_true_node/boolean_false_node instead of
6818 integer_one_node/integer_zero_node.
6820 2012-02-10 Jan Hubicka <jh@suse.cz>
6823 * predict.c (predict_paths_for_bb): Prevent looping.
6824 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6826 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6828 * config/arm/arm.c (output_move_double): In one case properly
6829 count number of instructions that will be emitted.
6831 2012-02-10 Richard Guenther <rguenther@suse.de>
6833 PR translation/52193
6834 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6836 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6839 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6841 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6844 * var-tracking.c (emit_note_insn_var_location): If
6845 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6846 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6847 non-NOTE_DURING_CALL_P insn.
6849 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6852 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6854 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6857 * gcc.c (switch_matches) Support switches with separated form,
6860 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6862 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6864 (RAMPZ_ADDR): Ditto.
6865 * config/avr/avr.c (avr_addr_t): New typedef.
6866 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6867 (avr_init_expanders): Initialize it.
6868 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6870 (expand_epilogue): Ditto.
6871 (avr_print_operand): Ditto.
6872 (avr_file_start): Ditto.
6873 (avr_emit_movmemhi): Ditto.
6875 2012-02-08 Richard Guenther <rguenther@suse.de>
6877 PR tree-optimization/46886
6878 * tree-flow.h (do_while_loop_p): Declare.
6879 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6880 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6882 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6884 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6885 always succeed for integers larger than a native word.
6887 2012-02-08 Richard Guenther <rguenther@suse.de>
6889 PR rtl-optimization/52170
6890 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6891 properly handle integer vector modes.
6893 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6895 PR gcov-profile/52150
6896 * coverage.c: Include target.h.
6897 (build_var): Call targetm.strip_name_encoding on the assembler name.
6898 Change one _ into . or $ if the target allows it.
6899 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6901 PR rtl-optimization/52139
6902 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6903 is a BARRIER after emit_insn_after_noloc, move BB_END
6904 to the last non-BARRIER insn before it.
6906 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6909 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6910 (mips_gimplify_va_arg_expr): Call it instead of
6911 std_gimplify_va_arg_expr.
6913 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6915 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6916 message for -mno-pointers-to-nested-function.
6918 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6921 * expr.c (get_inner_reference): If there is an offset, add a negative
6922 bit position to it (if any).
6924 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6926 PR rtl-optimization/52060
6927 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6928 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6929 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6930 and/or i0src_copy2 when needed.
6932 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6934 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6935 or LTOPLUGINSONAME if have_c.
6937 * config/freebsd-spec.h: Add comment about what macros can be defined
6939 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6940 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6943 2012-02-07 Richard Guenther <rguenther@suse.de>
6945 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6946 newline in -alias dumps.
6948 2012-02-07 Kai Tietz <ktietz@redhat.com>
6949 Dave Korn <dave.korn.cygwin@gmail.com>
6952 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6953 Take care that typinfo gets dllexport-attribute.
6955 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6958 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6959 if modifier < EXPAND_SUM call force_operand on the result.
6961 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6963 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6964 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6966 (epiphany_function_type): Replace types for specific interrupts with
6967 EPIPHANY_FUNCTION_INTERRUPT.
6968 (EPIPHANY_INTERRUPT_P): Update.
6969 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6970 New static function.
6971 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6972 <disinterrupt>: Affects type identity.
6973 (epiphany_handle_interrupt_attribute): Handle variable number of
6975 (epiphany_compute_function_type): Update for new
6976 epiphany_function_type definition.
6977 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6978 handlers with a longcall forwarder.
6979 (epiphany_start_function): Handle multiple interrupt arguments and/or
6980 forwarder_section attribute.
6982 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6985 2012-02-07 Alan Modra <amodra@gmail.com>
6988 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6991 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6993 PR tree-optimization/50969
6994 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6995 use vec_perm rather than vector_stmt.
6996 (vect_model_load_cost): Likewise.
6997 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6998 vec_perm to be the same as other vector statements.
6999 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
7000 cost of vec_perm for TARGET_VSX.
7002 2012-02-06 Richard Guenther <rguenther@suse.de>
7004 PR tree-optimization/52115
7005 * tree-sra.c (access_has_replacements_p): New function.
7006 (sra_modify_assign): Use it to decide whether a use is uninitialized.
7008 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
7011 * trans-mem.c (expand_call_tm): Add an assertion.
7012 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
7015 2012-02-06 Richard Guenther <rguenther@suse.de>
7017 PR tree-optimization/50955
7018 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
7019 raise cost of expressions that replace an address with an
7020 expression based on a different pointer.
7022 2012-02-06 Jakub Jelinek <jakub@redhat.com>
7025 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
7026 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
7028 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
7031 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
7032 -Weffc++ and specify guidelines come from second edition.
7034 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
7036 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
7037 (sibcall_value_multiple_internal, call_split, call_internal_direct)
7038 (call_direct_split, call_value_split, call_value_internal_direct)
7039 (call_value_direct_split, call_value_multiple_split): Use jal and
7040 jal_macro attributes.
7042 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
7044 * reload1.c (reload_regs_reach_end_p): Replace with...
7045 (reload_reg_rtx_reaches_end_p): ...this function.
7046 (new_spill_reg_store): Update commentary.
7047 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
7048 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
7049 before setting new_spill_reg_store.
7050 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
7051 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
7052 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
7053 for non-spill reload registers.
7055 2012-02-05 Ira Rosen <irar@il.ibm.com>
7057 PR tree-optimization/52091
7058 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
7059 (vect_is_simple_use_1): Likewise.
7060 * tree-vect-loop.c (vectorizable_reduction): Update calls
7061 to vect_is_simple_use_1 and vect_is_simple_use.
7062 (vectorizable_live_operation): Likewise.
7063 * tree-vect-patterns.c (widened_name_p,
7064 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
7065 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
7066 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
7067 vectorizable_shift,vectorizable_operation, vectorizable_store,
7068 vectorizable_load): Likewise.
7069 (vect_is_simple_cond): Add an argument, pass it to
7070 vect_is_simple_use_1.
7071 (vectorizable_condition): Update calls to vect_is_simple_cond,
7073 (vect_is_simple_use): Add an argument, the statement in which
7074 OPERAND is used. Check that if OPERAND's def stmt is a double
7075 reduction phi node, the use is a phi node too.
7076 (vect_is_simple_use_1): Add an argument, pass it to
7078 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
7079 to vect_is_simple_use.
7081 2012-02-04 Jakub Jelinek <jakub@redhat.com>
7083 PR rtl-optimization/52095
7084 * modulo-sched.c (dump_insn_locator): New function.
7085 (loop_canon_p, sms_schedule): Use it.
7087 PR rtl-optimization/52113
7088 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
7089 even for decomposable shift/zext insns.
7091 2012-02-03 Jakub Jelinek <jakub@redhat.com>
7092 Zdenek Dvorak <ook@ucw.cz>
7094 PR rtl-optimization/52092
7095 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
7096 on get_iv_value result.
7098 2012-02-02 Andrew Pinski <apinski@cavium.com>
7102 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
7104 2012-02-02 Jakub Jelinek <jakub@redhat.com>
7107 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
7109 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
7111 PR rtl-optimization/49800
7112 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
7113 (sched_finish): Call regstat_free_n_sets_and_refs.
7115 2012-02-02 Jia Liu <proljc@gmail.com>
7117 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
7120 2012-02-02 Jan Hubicka <jh@suse.cz>
7121 Tom de Vries <tom@codesourcery.com>
7124 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
7125 * varpool.c (varpool_analyze_pending_decls): Likewise.
7127 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
7128 Jayant R Sonar <jayant.sonar@kpitcummins.com>
7130 * config.gcc: Add cr16-* support.
7132 * doc/extend.texi: Document cr16 extensions.
7133 * doc/install.texi: Document cr16 install.
7134 * doc/invoke.texi: Document cr16 options.
7135 * doc/md.texi: Document cr16 constraints.
7137 * common/config/cr16/cr16-common.c: New file.
7138 * config/cr16/cr16.c: New file.
7139 * config/cr16/cr16.h: New file.
7140 * config/cr16/cr16.md: New file.
7141 * config/cr16/cr16.opt: New file.
7142 * config/cr16/cr16-protos.h: New file.
7143 * config/cr16/predicates.md: New file.
7144 * config/cr16/constraints.md: New file.
7145 * config/cr16/t-cr16: New file.
7147 2012-02-02 Jakub Jelinek <jakub@redhat.com>
7150 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
7151 that operands[2] is either immediate, or q_regs_operand.
7153 PR tree-optimization/52073
7154 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
7155 a pattern stmt for pattern uses, ignore uses outside of the loop.
7157 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
7159 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
7160 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
7161 (OUT_AS1, OUT_AS2): Remove.
7163 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
7165 PR rtl-optimization/51374
7166 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
7167 to cross other volatile_refs_p insns.
7169 2012-02-01 Richard Guenther <rguenther@suse.de>
7171 * doc/invoke.texi (fno-inline): Clarify documentation.
7172 (finline-small-functions): Likewise.
7173 (finline-functions): Likewise.
7174 * common.opt (finline): Adjust comment and documentation.
7175 (finline-small-functions): Clarify documentation.
7176 (finline-functions): Likewise.
7177 (finline-functions-called-once): Likewise.
7179 2012-02-01 Tristan Gingold <gingold@adacore.com>
7181 * c-typeck.c (composite_type): Keep mode for pointers.
7183 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
7185 * function.h (regno_reg_rtx): Adjust comment.
7186 * reginfo.c (init_reg_modes_target): Only use the previous mode
7187 if it fits within one register. Remove MIPS comment.
7189 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7192 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
7194 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7196 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
7197 to srak instruction.
7199 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7201 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
7203 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7208 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
7210 2012-01-31 Richard Guenther <rguenther@suse.de>
7212 PR tree-optimization/51528
7213 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
7216 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7221 * ree.c (add_removable_extension): Change def_map argument
7222 to unsigned *, store in def_map 1 + offset into *insn_list vector
7223 instead of pointers into the vector.
7224 (find_removable_extensions): Adjust caller.
7226 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7228 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
7229 Transform all "* quoted-c-code" to { c-code }.
7230 Remove redundant test for "optimize" in combine patterns.
7231 Move (include "avr-dimode.md") to end of file.
7233 2012-01-30 Bin Cheng <bin.cheng@arm.com>
7236 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
7237 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
7239 2012-01-30 Richard Guenther <rguenther@suse.de>
7241 PR tree-optimization/52028
7242 * tree-loop-distribution.c (ldist_gen): Properly update
7245 2012-01-30 Jakub Jelinek <jakub@redhat.com>
7248 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
7249 set_cur_line_info_table if not emitting debug info.
7251 PR tree-optimization/52046
7252 * tree-vect-patterns.c (check_bool_pattern): Give up if
7253 a comparison could throw.
7256 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
7258 2012-01-30 Richard Guenther <rguenther@suse.de>
7260 PR tree-optimization/52045
7261 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
7262 SSA form if cfgcleanup did anything.
7264 2012-01-30 Richard Guenther <rguenther@suse.de>
7266 PR tree-optimization/52045
7267 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
7268 before computing final todo.
7270 2012-01-30 Richard Guenther <rguenther@suse.de>
7272 PR tree-optimization/51528
7273 * tree-sra.c (sra_modify_assign): Re-factor in preparation
7276 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
7278 * df-problems.c (df_kill_notes): Check that the use refers
7279 to the note under examination.
7281 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
7284 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
7285 parameter and use short-lived pseudos.
7286 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
7287 (sparc_expand_vector_init): Const-ify local variables and adjust
7288 calls to above functions.
7290 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7292 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
7294 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
7296 * doc/invoke.texi: Make usage of "compile time" and
7297 "run time"/"runtime" consistent throughout the file.
7299 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
7301 * config/alpha/alpha.c (alpha_option_override): Default to
7302 full IEEE compliance mode for Go language.
7304 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
7306 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
7307 (LINK_SSP_SPEC): Define.
7309 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7312 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
7315 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
7317 * doc/invoke.texi: Correct hyphenation of "floating point",
7318 "double precision", and related terminology throughout the file.
7320 2012-01-28 Jakub Jelinek <jakub@redhat.com>
7323 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
7324 arm_general_register_operand predicate for operand 2 instead of
7327 2012-01-27 Ian Lance Taylor <iant@google.com>
7330 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
7331 * builtins.c (expand_builtin_init_trampoline): Add onstack
7332 parameter. Change caller.
7333 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
7334 * tree.c (build_common_builtin_nodes): Declare
7335 __builtin_init_heap_trampoline.
7337 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
7339 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
7340 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
7341 * config/avr/avr.c: Ditto.
7342 (avr_regnames): Remove because unused.
7343 * config/avr/avr.md (*cpse.ne): New peephole.
7344 (*cpse.eq): New peephole from former cpse peepholes.
7346 2012-01-27 Michael Eager <eager@eagercon.com>
7348 * config/microblaze.c (microblaze_emit_compare): Correct
7349 test after pcmp instruction.
7351 2012-01-27 Richard Guenther <rguenther@suse.de>
7353 PR tree-optimization/52020
7354 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
7356 2012-01-27 Richard Guenther <rguenther@suse.de>
7358 * ipa-pure-const.c (check_stmt): Clobbers do not make a
7359 function non-const/pure.
7361 2012-01-27 Richard Guenther <rguenther@suse.de>
7363 PR tree-optimization/50444
7364 * tree-sra.c (build_ref_for_offset): Properly adjust the
7365 MEM_REF type for unaligned accesses.
7367 2012-01-27 Richard Guenther <rguenther@suse.de>
7369 PR tree-optimization/50444
7370 * expr.c (mem_ref_refers_to_non_mem_p): New function.
7371 (expand_assignment): Use it. Properly handle misaligned
7372 bases when expanding stores to component references.
7373 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
7376 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
7379 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
7380 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
7381 * tree-data-ref.c (find_data_references_in_loop): Make static.
7382 (compute_all_dependences): Change return type to bool. Bail out
7383 for too many datarefs in a loop. Move the hunk resetting the data
7384 dependences vector from ...
7385 (compute_data_dependences_for_loop): ... here. Account for
7386 compute_all_dependences returning false.
7387 (compute_data_dependences_for_bb): Likewise.
7388 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
7389 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
7391 2012-01-27 Richard Guenther <rguenther@suse.de>
7394 * expr.c (store_field): Use the alias-set of the scratch memory
7397 2012-01-27 Tom de Vries <tom@codesourcery.com>
7399 PR tree-optimization/51990
7400 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7402 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
7404 2012-01-27 Jakub Jelinek <jakub@redhat.com>
7407 * var-tracking.c (reverse_op): Don't add any reverse operation
7408 if V already has any constant locations.
7410 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7412 * doc/invoke.texi: Correct usage of "command line" (noun)
7413 vs "command-line" (adjective) throughout.
7415 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7417 * doc/invoke.texi (Language Independent Options): Move
7418 -Wcoverage-mismatch blurb from here....
7419 (Warning Options): ...to here.
7421 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
7423 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7424 Set rs6000_always_hint to false for 476.
7426 2012-01-27 Matthias Klose <doko@ubuntu.com>
7428 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
7430 * incpath.c (add_standard_paths): Likewise.
7432 2012-01-27 Richard Henderson <rth@redhat.com>
7434 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7435 * config/m68k/sync.md (atomic_test_and_set): Rename from
7436 sync_test_and_setqi and adjust the operands.
7437 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
7438 and unconditionally enable.
7440 2012-01-27 Richard Henderson <rth@redhat.com>
7442 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7443 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
7444 (ldstub): Rename from ldstubqi.
7445 (ldstub<I24MODE>): Remove.
7447 2012-01-27 Richard Henderson <rth@redhat.com>
7449 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7450 * c-cppbuiltin.c (cpp_atomic_builtins): Define
7451 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
7452 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
7453 * doc/tm.texi: Rebuild.
7455 2012-01-27 Richard Henderson <rth@redhat.com>
7457 * optabs.c (gen_atomic_test_and_set): Remove default.
7458 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
7460 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7462 PR rtl-optimization/51978
7463 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
7464 (combine_reaching_defs): Likewise.
7465 (struct re_info): Remove.
7466 (add_removable_extension): Remove x and data arguments,
7467 add insn, insn_list and def_map. Use the arguments directly
7468 instead of using struct re_info.
7469 (find_removable_extensions): Don't call add_removable_extension
7470 through note_stores, instead just call it with single_set
7472 (find_and_remove_re): Pass curr_cand->expr instead of
7473 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
7475 2012-01-26 Michael Matz <matz@suse.de>
7477 PR tree-optimization/46590
7478 * cfgexpand.c: Revert last change (r183305).
7479 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
7481 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
7482 checking for emptiness.
7484 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7487 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
7488 non-addressable non-BLKmode base correctly.
7490 2012-01-26 Michael Matz <matz@suse.de>
7492 PR tree-optimization/48794
7493 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
7494 regions referenced from RESX/EH_DISPATCH.
7496 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7498 * config/s390/s390.h: Make BRANCH_COST an option.
7499 * config/s390/s390.opt: New option -mbranch-cost.
7501 2012-01-26 Richard Henderson <rth@redhat.com>
7503 Revert 2012-01-24 change:
7504 * trans-mem.c (requires_barrier): Do not instrument thread local
7505 variables and emit save/restore for them.
7507 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7510 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
7513 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
7515 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
7518 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
7521 Rename __pgm to __flash.
7522 Rename __pgm1 to __flash1.
7523 Rename __pgm2 to __flash2.
7524 Rename __pgm3 to __flash3.
7525 Rename __pgm4 to __flash4.
7526 Rename __pgm5 to __flash5.
7527 Rename __pgmx to __memx.
7528 * doc/extend.texi (AVR Named Address Spaces)
7529 Rename address space names as indicated above.
7530 * config/avr/avr.c (avr_addrspace): Ditto.
7532 * config/avr/avr-protos.h
7533 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
7534 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
7535 * config/avr/predicates.md: Ditto.
7536 * config/avr/avr.c Ditto, and
7537 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
7538 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
7540 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
7541 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
7542 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
7543 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
7544 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
7545 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
7546 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
7547 * config/avr/avr.c: Ditto.
7548 * config/avr/avr.md: Ditto.
7550 2012-01-25 Jason Merrill <jason@redhat.com>
7553 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
7555 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7557 PR tree-optimization/51987
7558 * tree-data-ref.c (get_references_in_stmt): Handle references in
7559 non-volatile GIMPLE_ASM.
7561 2012-01-25 Richard Guenther <rguenther@suse.de>
7563 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
7564 bases are dereferenced.
7566 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7568 PR rtl-optimization/48374
7569 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
7571 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7573 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
7574 compute_data_dependences_for_loop returns false.
7575 * tree-parloops.c (loop_parallel_p): Likewise.
7577 2012-01-25 Richard Guenther <rguenther@suse.de>
7579 * tree.h (get_pointer_alignment_1): Declare.
7580 * builtins.c (get_pointer_alignment_1): New function.
7581 (get_pointer_alignment): Use it.
7583 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7585 PR rtl-optimization/48308
7586 * combine.c (enum undo_kind): Add UNDO_LINKS.
7587 (struct undo): Add member l to other_contents and where.
7588 (do_SUBST_LINK): New.
7590 (try_combine): Handle LOG_LINKS for the dummy i1 case.
7591 (undo_all): Handle UNDO_LINKS.
7593 2012-01-25 Richard Henderson <rth@redhat.com>
7595 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
7598 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7600 * optabs.c (gen_atomic_test_and_set): Use each argument.
7602 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7604 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
7605 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
7606 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7607 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7608 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7609 TARGET_PAIRED_SINGLE_FLOAT.
7611 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7613 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7614 (in_struct, return_val): Remove MEM documentation.
7615 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7616 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7617 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7619 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7620 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7621 * expr.c (store_field): Likewise.
7622 * function.c (assign_stack_temp_for_type): Likewise.
7623 * ifcvt.c (noce_try_cmove_arith): Likewise.
7624 * reload1.c (reload): Likewise.
7625 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7626 (alpha_set_memflags): Likewise.
7627 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7629 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7631 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7633 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
7634 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
7635 (true_dependence_1, true_dependence, canon_true_dependence): Remove
7637 * cselib.c (cselib_rtx_varies_p): Delete.
7638 (cselib_invalidate_mem): Update call to canon_true_dependence.
7639 * dse.c (record_store, check_mem_read_rtx): Likewise.
7640 (scan_reads_nospill): Likewise.
7641 * cse.c (check_dependence): Likewise.
7642 (cse_rtx_varies_p): Delete.
7643 * expr.c (safe_from_p): Update call to true_dependence.
7644 * ira.c (validate_equiv_mem_from_store): Likewise.
7645 (memref_referenced_p): Likewise.
7646 * postreload-gcse.c (find_mem_conflicts): Likewise.
7647 * sched-deps.c (sched_analyze_2): Likewise.
7648 * store-motion.c (load_kills_store): Likewise.
7649 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
7650 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7651 (compute_transp): Update call to canon_true_dependence.
7653 2012-01-25 Richard Henderson <rth@redhat.com>
7655 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
7656 (maybe_emit_atomic_test_and_set): New.
7657 (expand_sync_lock_test_and_set): Use it.
7658 (expand_atomic_test_and_set): Likewise.
7659 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
7660 the implementation; clarify implementation defined details.
7661 * doc/md.texi (atomic_test_and_set): Document.
7663 2012-01-25 Richard Henderson <rth@redhat.com>
7665 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
7667 2012-01-25 Richard Henderson <rth@redhat.com>
7670 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
7671 to effect no-op split.
7673 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7676 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
7677 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
7678 (BT_FN_VOID_PTR_INT_SIZE): New.
7679 (BT_FN_UINT_UINT_VAR): Remove.
7680 (BT_FN_UINT32_UINT32_VAR): New.
7681 (BT_FN_DOUBLE_VPTR): Remove.
7682 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
7684 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
7685 (_ITM_changeTransactionMode): Same.
7686 (_ITM_memmoveRtWt): Change return type to void.
7687 (_ITM_memcpyRtWt): Same.
7688 (_ITM_memsetW): Same.
7689 (_ITM_RaRD): Change types to double.
7694 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
7696 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7697 Patrick Marlier <patrick.marlier@gmail.com>
7699 * trans-mem.c (requires_barrier): Do not instrument thread local
7700 variables and emit save/restore for them.
7702 2012-01-24 Jason Merrill <jason@redhat.com>
7705 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
7706 output static aliases.
7708 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7711 * common.opt (-pie, -shared, pie, shared): Change from Common to
7713 * gcc.c (display_help): Display help for -pie and -shared.
7715 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
7718 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
7719 Remove note on size/offset limitation.
7720 (AVR Variable Attributes): Add example how to read data located
7721 with progmem. Refer to named address spaces.
7722 * doc/invoke.texi (AVR Options): Fix typo.
7724 2012-01-24 Richard Guenther <rguenther@suse.de>
7726 Forward-port to trunk
7727 2010-09-21 Jakub Jelinek <jakub@redhat.com>
7730 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
7731 op0 isn't sufficiently aligned and there is movmisalignM
7732 insn for mode, use it to load op0 into a temporary register.
7734 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7737 * target.def (const_not_ok_for_debug_p): New hook.
7738 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
7740 * doc/tm.texi: Regenerated.
7741 * dwarf2out.c (const_ok_for_output_1): If
7742 targetm.const_not_ok_for_debug_p returns true, fail.
7743 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
7745 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
7747 2012-01-23 Kai Tietz <ktietz@redhat.com>
7750 * config/i386/predicates.md (symbolic_operand): Allow
7751 UNSPEC_PCREL as PIC expression for lea.
7752 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
7753 * config/i386/i386.c (ix86_delegitimize_address): Handle
7754 UNSPEC_PCREL for none-MEM, too.
7756 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7758 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
7759 (ipa_tm_create_version_alias): Same.
7761 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
7764 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7765 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7767 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7768 Patrick Marlier <patrick.marlier@gmail.com>
7769 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7772 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7773 simple_object_start_read.
7775 2012-01-23 Richard Guenther <rguenther@suse.de>
7778 PR tree-optimization/51895
7779 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7780 parameter decomposition into BLKmode components.
7782 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7784 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7785 fake variables for restrict-qualified pointers whose pointed-to type
7786 contains a placeholder.
7788 2012-01-23 Richard Guenther <rguenther@suse.de>
7790 PR tree-optimization/51949
7791 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7793 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7795 PR rtl-optimization/51933
7796 * ree.c (transform_ifelse): Return true right away if dstreg is
7797 already wider or equal to cand->mode.
7798 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7799 (make_defs_and_copies_lists): Remove defs_list and copies_list
7800 arguments, add state argument, just truncate state->work_list
7801 instead of always allocating and freeing the vector. Assert that
7802 get_defs succeeds instead of returning 2. Changed return type to bool.
7803 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7804 have ext_src_mode, see if it has been modified already with the
7805 right kind of extension and has been extended before from the
7806 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7807 just return true. Remember the original mode in state->modified array.
7808 (combine_reaching_defs): Add state argument. Don't allocate and
7809 free here def_list, copied_list and vec vectors, instead just
7810 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7811 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7812 Add state variable, clear vectors in it, initialize state.modified
7813 if needed. Free all the vectors at the end and state.modified too.
7814 Don't skip a candidate if the extension expression has been modified.
7816 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7819 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7820 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7821 (extra_options) interix.opt -> i386/interix.opt"
7822 (extra_objs):Add winnt-stubs.o
7823 * configure.ac: Add interix to target_os .comm on PE check.
7824 * configure: Regenerate.
7825 * config/interix3.h: Delete and move bits to..
7826 * config/interix.h: Delete and move bits to..
7827 * config/i386/i386-interix3.h: Delete and move bits to..
7828 * config/i386/i386-interix.h: ..here.
7829 (TARGET_CPU_DEFAULT): Remove redefinition.
7830 (TARGET_ASM_CONSTRUCTOR): Undefine.
7831 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7832 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7833 (PTRDIFF_TYPE): Define.
7834 (LONG_DOUBLE_TYPE_SIZE): Define.
7835 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7836 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7837 (TARGET_SECTION_TYPE_FLAGS): Define.
7838 (ASM_DECLARE_FUNCTION_NAME): Define.
7839 (ASM_OUTPUT_EXTERNAL): Define.
7840 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7841 (ASM_OUTPUT_ALIGNED_BSS): Define.
7842 (PCC_BITFIELD_TYPE_MATTERS): Define.
7843 (USE_CONST_SECTION): Define.
7844 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7845 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7846 (SUPPORTS_ONE_ONLY): Remove.
7847 (I386_PE_STRIP_ENCODING): Define.
7848 * config/interix.opt: Delete and move bits to..
7849 * config/i386/interix.opt: ..here. New.
7850 (mpe-aligned-commons): Add.
7851 * config/i386/t-interix: Add copyright header.
7852 (winnt-stubs.o): Add rule.
7854 2012-01-22 Jason Merrill <jason@redhat.com>
7857 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7858 for extra name aliases.
7860 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7862 PR rtl-optimization/51924
7863 * ree.c (combine_set_extension): Improve debugging message.
7864 (combine_reaching_defs): Likewise.
7865 (get_defs): Rename confusingly named variable.
7866 (find_and_remove_re): Skip a candidate if the extension expression has
7869 2012-01-21 Robert Millan <rmh@gnu.org>
7870 Gerald Pfeifer <gerald@pfeifer.com>
7872 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7873 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7875 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7877 PR tree-optimization/51914
7878 * tree-vect-stmts.c (vectorizable_conversion): For
7879 cvt_type && modifier == WIDEN, put temporary with cvt_type
7880 at the beginning of vec_dsts and set vec_dest to temporary
7883 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7885 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7887 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7889 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7890 * config/rs6000/rs6000.c: Likewise.
7892 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7895 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7896 output_move_double on a copy of operands array.
7898 2012-01-20 Cary Coutant <ccoutant@google.com>
7899 Dodji Seketeli <dodji@redhat.com>
7902 * dwarf2out.c (copy_declaration_context): Return ref to parent
7903 of declaration DIE, if necessary.
7904 (remove_child_or_replace_with_skeleton): Add new parameter; update
7905 caller. Place skeleton DIE under parent DIE of original declaration.
7906 Move call to copy_declaration_context to here ...
7907 (break_out_comdat_types): ... from here.
7909 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7911 PR rtl-optimization/51856
7912 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7915 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7918 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7919 hints for neon loads and stores.
7921 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7925 * doc/extend.texi (Named Address Spaces): Split into subsections.
7926 (AVR Named Address Spaces): New subsection.
7927 (M32C Named Address Spaces): New subsection.
7928 (RL78 Named Address Spaces): New subsection.
7929 (SPU Named Address Spaces): New subsection.
7930 (Variable Attributes): New anchor "AVR Variable Attributes".
7931 (AVR Variable Attributes): Rewrite and avoid wording
7932 "address space" in this context.
7933 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7934 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7935 (AVR Built-in Macros): New subsubsection therein.
7936 * doc/md.texi (AVR constraints): Remove "C04", "R".
7938 2012-01-20 Richard Guenther <rguenther@suse.de>
7940 PR tree-optimization/51903
7941 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7942 when removing stmts.
7944 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7947 * config/arm/arm.c (arm_load_pic_register): Use
7948 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7949 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7950 (arm_pic_static_addr): Likewise.
7951 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7952 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7953 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7954 (pic_load_addr_unified): New.
7956 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7959 * function.c (instantiate_virtual_regs_in_insn): Use
7960 delete_insn_and_edges when removing a wrong asm insn.
7962 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7964 PR rtl-optimization/40761
7965 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7966 Add new member loop_num.
7967 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7968 (ira_build): Remove the parameter.
7970 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7971 (ira.c): Do not build CFG loops for one region allocation. Remove
7972 argument from ira_build call.
7974 * ira-build.c (init_loop_tree_node): New function.
7975 (create_loop_tree_nodes): Use it. Separate the case when CFG
7976 loops are not built.
7977 (more_one_region_p): Check current_loops.
7978 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7980 (add_loop_to_tree): Process loop equal to NULL too.
7981 (form_loop_tree): Separate the case when CFG loops are not built.
7982 Use explicitly number for the root.
7983 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7985 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7986 instead of loop->num.
7987 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7988 (mark_all_loops_for_removal): Ditto.
7989 (remove_unnecessary_regions): Separate the case when CFG loops
7991 (ira_build): Remove the parameter. Use explicit number of regions
7992 when CFG loops are not built.
7994 * ira-color.c (print_loop_title): Separate the case for the root node.
7995 Use loop_num instead of loop->num.
7996 (move_spill_restore): Use loop_num instead of loop->num.
7998 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7999 (change_loop): Ditto.
8000 (change_loop): Use loop_num instead of loop->num.
8002 * ira-lives.c (process_bb_node_lives): Ditto.
8004 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
8006 * ira-conflicts.c (print_allocno_conflicts): Ditto.
8008 2012-01-19 Jakub Jelinek <jakub@redhat.com>
8011 * tree-mudflap.c (mf_artificial): New function.
8012 (execute_mudflap_function_ops, execute_mudflap_function_decls,
8013 mx_register_decls, mudflap_enqueue_decl): Use it.
8016 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
8017 numbers in the insn pattern.
8019 2012-01-19 Michael Matz <matz@suse.de>
8021 PR tree-optimization/46590
8022 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
8023 use it in remembering which conflicts we already created.
8024 (add_scope_conflicts): Adjust call to above, (de)allocate helper
8027 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
8030 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
8031 (merge_and_complain): Same.
8033 2012-01-19 Jakub Jelinek <jakub@redhat.com>
8036 * config/initfini-array.h: Guard content of the header
8037 with #ifdef HAVE_INITFINI_ARRAY.
8038 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
8039 Add initfini-array.h to tm_file here.
8040 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
8041 * config.gcc: Don't add initfini-array.h to tm_file here.
8042 * configure: Regenerated.
8044 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
8046 PR rtl-optimization/51505
8047 * df-problems.c (df_kill_notes): New parameter live. Update comment.
8048 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
8049 (df_note_bb_compute): Update the call to df_kill_notes.
8051 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
8053 * trans-mem.c (requires_barrier): Remove call to is_global_var.
8055 2012-01-18 Richard Guenther <rguenther@suse.de>
8057 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
8058 of conversions to void *.
8060 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8061 Richard Sandiford <rdsandiford@googlemail.com>
8065 * optabs.h (simplify_expand_binop): Declare.
8066 * optabs.c (simplify_expand_binop): Make global.
8067 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
8068 endian targets if the source cannot be exactly covered by word
8071 2012-01-17 Jakub Jelinek <jakub@redhat.com>
8074 * hard-reg-set.h (struct hard_reg_set_container): New type.
8075 * target.h (struct hard_reg_set_container): Forward declare.
8076 * target.def (set_up_by_prologue): New target hook.
8077 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
8078 * doc/tm.texi: Regenerated.
8079 * function.c (thread_prologue_and_epilogue_insns): Change
8080 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
8081 Call targetm.set_up_by_prologue on it.
8082 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
8083 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
8085 2012-01-17 Nick Clifton <nickc@redhat.com>
8087 * config/rx/rx.c (rx_can_use_simple_return): New function.
8088 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
8089 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
8091 2012-01-17 Richard Guenther <rguenther@suse.de>
8094 * expr.c (expand_assignment): Take address-space information
8095 from the address operand of MEM_REF and TARGET_MEM_REF.
8096 (expand_expr_real_1): Likewise.
8098 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8100 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
8101 reload dump is requested.
8103 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
8106 * trans-mem.c (requires_barrier): Call may_be_aliased.
8108 2012-01-17 Jakub Jelinek <jakub@redhat.com>
8110 PR tree-optimization/51877
8111 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
8112 call arguments and fndecls compare equal, instead return false if they
8113 don't. Return true only if lhs1 and lhs2 are either both NULL, or
8114 both SSA_NAMEs that are valueized the same, or they satisfy
8117 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8119 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
8121 * configure: Regenerate.
8123 2012-01-16 Jan Hubicka <jh@suse.cz>
8127 * convert.c (convert_to_integer): Use fold_convert for
8128 converting an INTEGER_CST to integer type.
8130 2012-01-16 Jason Merrill <jason@redhat.com>
8133 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
8135 2012-01-16 Jakub Jelinek <jakub@redhat.com>
8138 * config/s390/s390.c (s390_chunkify_start): Don't skip
8139 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
8140 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
8141 If insn is followed by NOTE_INSN_VAR_LOCATION or
8142 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
8143 Don't use location of note insns.
8145 PR tree-optimization/51865
8146 * tree-inline.c (tree_function_versioning): Call remap_decl
8147 on DECL_RESULT whenever it has VOID_TYPE_P type.
8149 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8151 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
8152 for calls to locally-binding MIPS16 functions if only the return
8153 type uses float regs.
8155 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
8156 Richard Sandiford <rdsandiford@googlemail.com>
8158 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
8159 (SYMBOL_32_HIGH): Likewise.
8160 (mips_output_tls_reloc_directive): Declare.
8161 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
8162 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
8163 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
8164 (mips_lo_relocs, mips_hi_relocs): Make extern.
8165 (mips16_stub_function): Move up file.
8166 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
8167 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
8168 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
8169 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
8170 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
8171 (mips_get_tp): Add MIPS16 support.
8172 (mips_legitimize_tls_address): Remove MIPS16 sorry().
8173 Generalize DTPREL and TPREL handling.
8174 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
8175 Add MIPS16 TLS support.
8176 (mips_output_tls_reloc_directive): New function.
8177 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
8178 * config/mips/predicates.md (symbolic_operand_with_high)
8179 (tls_reloc_operand): New predicates.
8180 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
8181 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
8182 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
8183 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
8184 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
8185 (*tls_get_tp_mips16_call_<mode>): Likewise.
8187 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
8189 PR rtl-optimization/51821
8190 * recog.c (peep2_find_free_register): Determine clobbered registers
8193 2012-01-14 Denis Chertykov <chertykov@gmail.com>
8196 * config/avr/avr-protos.h: Revert change of 2012-01-09.
8197 * config/avr/avr.c: Likewise.
8198 * config/avr/avr.h: Likewise.
8200 2012-01-13 Ian Lance Taylor <iant@google.com>
8203 * tree.h (TYPE_QUALS): Add cast to int.
8204 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
8206 2012-01-13 Ian Lance Taylor <iant@google.com>
8208 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
8209 comparing param_index to VEC_length result.
8211 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
8213 * c-decl.c: Do not include tree-mudflap.h
8214 * tree-optimize.c: Likewise.
8215 * Makefile.in: Update dependencies.
8217 2012-01-13 Richard Guenther <rguenther@suse.de>
8220 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
8221 variable-sized result always use RSO.
8223 2012-01-12 DJ Delorie <dj@redhat.com>
8225 * cfgexpand.c (convert_debug_memory_address): Allow any valid
8226 pointer type, not just the default pointer type.
8228 2012-01-09 Richard Henderson <rth@redhat.com>
8229 Denis Chertykov <chertykov@gmail.com>
8232 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
8233 * config/avr/avr.c (avr_can_eliminate): Simplify.
8234 (avr_initial_elimination_offset): Likewise.
8235 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
8236 (expand_epilogue): Likewise.
8237 (avr_legitimize_address): Gut.
8238 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
8239 (avr_hard_regno_nregs): New.
8240 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
8241 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
8242 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
8243 add soft frame pointer.
8244 (CALL_USED_REGISTERS): Likewise.
8245 (REG_CLASS_CONTENTS): Likewise.
8246 (REGISTER_NAMES): Likewise.
8247 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
8248 (HARD_FRAME_POINTER_REGNUM): New.
8249 (FRAME_POINTER_REGNUM): Use soft frame pointer.
8250 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
8251 remove the HARD_FRAME_POINTER self-elimination.
8253 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
8256 * config/avr/avr.c (avr_encode_section_info): Test for absence of
8257 DECL_EXTERNAL when checking for initializers of progmem variables.
8259 2012-01-12 Ira Rosen <irar@il.ibm.com>
8261 PR tree-optimization/51799
8262 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
8263 that the last operation is a type demotion.
8265 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
8267 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
8268 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
8270 2012-01-11 Jakub Jelinek <jakub@redhat.com>
8273 * combine.c (distribute_notes): If i3 is a noreturn call,
8274 allow old_size to be equal to args_size and make sure the
8275 noreturn call gets REG_ARGS_SIZE note.
8276 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
8277 on noreturn calls even when the delta is 0.
8279 2012-01-11 Nathan Sidwell <nathan@acm.org>
8281 * gcov.c (STRING_SIZE): Remove.
8282 (generate_results): Erase annotations for source files with no
8283 coverage information.
8285 (output_lines): Use it.
8287 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8289 * gimple.h (gimplify_body): Remove first argument.
8290 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
8291 pointer set here, instead just pass DATA to walk_tree.
8292 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
8293 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
8294 (unvisit_body): Likewise, but with unmark_visited.
8295 (gimplify_body): Remove BODY_P argument and adjust.
8296 (gimplify_function_tree): Adjust call to gimplify_body.
8297 * omp-low.c (finalize_task_copyfn): Likewise.
8299 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8301 * tree.h (build_function_decl_skip_args): Add boolean parameter.
8302 (build_function_type_skip_args): Delete.
8303 * tree.c (build_function_type_skip_args): Make static and add
8304 SKIP_RETURN parameter. Fix thinko in the handling of variants.
8305 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
8306 pass it to build_function_type_skip_args.
8307 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
8308 (tree_function_versioning): Likewise.
8309 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
8310 build_function_decl_skip_args.
8311 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
8312 and pass it to build_function_decl_skip_args/tree_function_versioning.
8313 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
8314 * ipa-inline-transform.c (save_inline_function_body): Likewise.
8315 * trans-mem.c (ipa_tm_create_version): Likewise.
8316 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
8317 * tree-inline.c (declare_return_variable): Remove always-true test.
8318 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
8319 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
8320 * ipa-split.c (split_function): Skip the return value for the split
8321 part if it doesn't return.
8323 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8325 PR tree-optimization/49642
8326 * ipa-split.c (forbidden_dominators): New variable.
8327 (check_forbidden_calls): New function.
8328 (dominated_by_forbidden): Likewise.
8329 (consider_split): Check for forbidden dominators.
8330 (execute_split_functions): Initialize and free forbidden
8331 dominators info; call check_forbidden_calls.
8333 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8335 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
8337 2012-01-11 Nick Clifton <nickc@redhat.com>
8339 * config/rx/rx.md (return): Define pattern.
8341 2012-01-11 Richard Guenther <rguenther@suse.de>
8343 * doc/extend.texi (malloc attribute): Adjust according to
8346 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
8347 Patrick Marlier <patrick.marlier@gmail.com>
8350 * trans-mem.c (get_cg_data): Traverse aliases if requested.
8351 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
8352 (ipa_tm_note_irrevocable): Same.
8353 (ipa_tm_scan_irr_block): Same.
8354 (ipa_tm_decrement_clone_counts): Same.
8355 (ipa_tm_scan_irr_function): Same.
8356 (ipa_tm_create_version_alias): Same.
8357 (ipa_tm_create_version): Same.
8358 (ipa_tm_transform_calls_redirect): Same.
8359 (ipa_tm_transform_calls): Same.
8360 (ipa_tm_transform_transaction): Same.
8361 (ipa_tm_execute): Same.
8363 2012-01-10 Richard Guenther <rguenther@suse.de>
8366 * opts.c (common_handle_option): Handle -Werror.
8368 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
8370 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
8373 2012-01-10 Jason Merrill <jason@redhat.com>
8375 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
8378 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8380 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
8381 supports R_386_TLS_GD_PLT reloc.
8382 (gcc_cv_as_ix86_tlsldmplt): Check if linker
8383 supports R_386_TLS_LDM_PLT reloc.
8384 * configure: Regenerate.
8385 * config.in: Regenerate.
8387 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
8390 Extend __pgmx semantics to linearize memory.
8391 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
8392 determine if code comes inline or from libgcc.
8393 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
8394 (movmem_qi, movmem_qi): Set constraint #2 to "n".
8395 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
8396 (movmemx_qi, movmemx_hi): New insns.
8397 (xload_<mode>_libgcc): Rewrite to new insn condition.
8398 (xload_<mode>): Remove insns.
8399 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
8400 cases that don't satisfy avr_xload_libgcc_p().
8401 (avr_addr_space_convert): Allow converting in any direction.
8402 (avr_addr_space_subset_p): Return always true.
8403 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
8404 (avr_emit_movmemhi): Ditto.
8405 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
8406 (avr_out_movmem): Ditto.
8407 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
8408 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
8409 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
8410 (avr_encode_section_info): Encode 'progmem' in symbol flags.
8411 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
8413 2012-01-10 Richard Guenther <rguenther@suse.de>
8415 PR tree-optimization/50913
8416 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
8417 Require data-refs to be representable by Graphite with respect
8420 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
8422 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
8423 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
8425 2012-01-10 Tom de Vries <tom@codesourcery.com>
8427 PR rtl-optimization/51271
8428 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
8429 handling annulled branch.
8431 2012-01-10 Richard Henderson <rth@redhat.com>
8433 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
8434 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
8435 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
8436 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
8437 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
8438 arm_expand_vec_perm_const): New.
8439 * config/arm/arm-protos.h: Update.
8440 * config/arm/neon.md (UNSPEC_VCONCAT): New.
8441 (*neon_vswp<VDQX>): New.
8442 (neon_vcombine<VDX>): Use neon_split_vcombine.
8443 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
8444 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
8445 (vec_perm<VE>): New.
8447 2012-01-10 Richard Henderson <rth@redhat.com>
8449 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
8450 use it if reload_completed.
8451 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
8452 arm_output_asm_insn, arm_process_output_memory_barrier,
8453 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
8454 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
8455 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
8456 arm_process_output_sync_insn, arm_output_sync_insn,
8457 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
8458 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
8459 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
8460 (emit_unlikely_jump): New.
8461 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
8462 (arm_split_atomic_op): New.
8463 * config/arm/arm-protos.h: Update.
8464 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
8465 (struct arm_sync_generator): Remove.
8466 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
8467 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
8468 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
8469 (VUNSPEC_LL, VUNSPEC_SC): New.
8470 (sync_result, sync_memory, sync_required_value, sync_new_value,
8471 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
8472 (attr length): Don't use arm_sync_loop_insns.
8473 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
8474 (movsfcc, movdfcc): Likewise.
8475 * config/arm/constraints.md (Ua): New.
8476 * config/arm/prediates.md (mem_noofs_operand): New.
8477 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
8478 (sync_clobber, sync_t2_reqd): Remove.
8479 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
8480 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
8481 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
8482 (arm_sync_compare_and_swap<SIDI>): Remove.
8483 (arm_sync_compare_and_swap<NARROW>): Remove.
8484 (arm_sync_lock_test_and_set<SIDI>): Remove.
8485 (arm_sync_lock_test_and_set<NARROW>): Remove.
8486 (arm_sync_new_<syncop><SIDI>): Remove.
8487 (arm_sync_new_<syncop><NARROW>): Remove.
8488 (arm_sync_new_nand<SIDI>): Remove.
8489 (arm_sync_new_nand<NARROW>): Remove.
8490 (arm_sync_old_<syncop><SIDI>): Remove.
8491 (arm_sync_old_<syncop><NARROW>): Remove.
8492 (arm_sync_old_nand<SIDI>): Remove.
8493 (arm_sync_old_nand<NARROW>): Remove.
8494 (*memory_barrier): Merge arm_output_memory_barrier.
8495 (atomic_compare_and_swap<QHSD>): New.
8496 (atomic_compare_and_swap<NARROW>_1): New.
8497 (atomic_compare_and_swap<SIDI>_1): New.
8498 (atomic_exchange<QHSD>): New.
8499 (cas_cmp_operand, cas_cmp_str): New.
8500 (atomic_op_operand, atomic_op_str): New.
8501 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
8502 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
8503 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
8504 (arm_load_exclusive<NARROW>): New.
8505 (arm_load_exclusivesi, arm_load_exclusivedi): New.
8506 (arm_store_exclusive<QHSD>): New.
8508 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8510 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
8511 reload patterns if -mvsx-scalar-memory.
8513 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
8514 generated, even -mno-vsx-scalar-double was used.
8515 (vsx_xscvdpsp_scalar): Likewise.
8516 (vsx_xscvspdp_scalar2): Likewise.
8518 2012-01-09 Tom de Vries <tom@codesourcery.com>
8519 Andrew Pinski <apinski@cavium.com>
8522 * reorg.c (fill_slots_from_thread): Don't speculate
8523 frame-related insns.
8525 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
8527 * sched-int.h (bb_note): Move to...
8528 * basic-block.h: ...here.
8529 * haifa-sched.c (bb_note): Move to...
8530 * cfgrtl.c: ...here.
8531 * function.c (next_block_for_reg): New function.
8532 (move_insn_for_shrink_wrap): Likewise.
8533 (prepare_shrink_wrap): Rewrite to use the above.
8535 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
8537 * gimple.c (is_gimple_non_addressable): Remove.
8538 * gimple.h: Remove is_gimple_non_addressable.
8539 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
8540 is_gimple_non_addressable.
8541 * trans-mem.c (expand_assign_tm): Same.
8543 2012-01-09 Richard Guenther <rguenther@suse.de>
8545 PR tree-optimization/51775
8546 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
8547 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
8549 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8551 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8553 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8555 2012-01-09 Richard Guenther <rguenther@suse.de>
8557 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
8559 2012-01-08 Jan Hubicka <jh@suse.cz>
8561 PR tree-optimize/51680
8562 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
8563 on when known_vals needs to be computed; cleanup.
8565 2012-01-08 Jan Hubicka <jh@suse.cz>
8567 PR tree-optimize/51694
8568 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
8570 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
8572 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
8573 for -std=c++98 and -std=c++11 too.
8575 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
8577 * cfgloop.c (cancel_loop): Add free() of bbs array.
8579 2012-01-07 Jan Hubicka <jh@suse.cz>
8581 PR tree-optimization/51600
8582 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
8583 that benefits small functions.
8585 2012-01-07 Jan Hubicka <jh@suse.cz>
8587 * ipa-inline.c (want_inline_small_function_p): Fix formating.
8589 2012-01-07 Jan Hubicka <jh@suse.cz>
8591 PR tree-optimization/51680
8592 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
8593 whose inlining reduce unit size.
8595 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
8598 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
8599 Add canonical node to containing_mem chain after the non-canonical
8600 one, even if there weren't any locs to propagate.
8601 (remove_useless_values): Keep only canonical values.
8602 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
8603 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
8604 canonicalize mem_chain elements that are not discarded.
8606 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8609 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8610 before emitting functions.
8612 PR gcov-profile/50127
8613 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8614 clear_aux_for_blocks.
8616 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8619 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8621 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8623 * c-decl.c (ext_block): Moved up.
8624 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8626 2012-01-06 Han Shen <shenhan@google.com>
8628 Translate built-in include paths for sysroot.
8629 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8630 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8632 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8633 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
8635 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
8636 control whether sysroot should be prepended to gxx include dir.
8638 * configure: Regenerate.
8640 2012-01-06 Torvald Riegel <triegel@redhat.com>
8642 PR rtl-optimization/51771
8643 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
8644 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
8646 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8648 PR tree-optimization/51315
8649 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
8650 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
8652 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
8655 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
8656 for shrp pattern. Correctly handle and fixup shift variable.
8657 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
8659 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8662 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
8663 note when !ACCUMULATE_OUTGOING_ARGS.
8665 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8667 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
8669 (extract_range_from_unary_expr_1): Avoid useless computations.
8671 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8673 PR rtl-optimization/51767
8674 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
8675 of jump_block and add an extra edge for degenerated asm gotos.
8678 * stmt.c (check_unique_operand_names): Don't ICE during error
8679 reporting if i is from labels chain.
8682 * profile.c (branch_prob): Split bbs that have exit edge
8683 and need a fake entry edge too.
8685 2012-01-05 Jan Hubicka <jh@suse.cz>
8688 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
8691 2012-01-05 Richard Guenther <rguenther@suse.de>
8694 * tree-streamer-out.c (write_ts_optimization): New function.
8695 (streamer_write_tree_body): Call it.
8696 * tree-streamer-in.c (lto_input_ts_optimization): New function.
8697 (streamer_read_tree_body): Call it.
8698 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
8700 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8703 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
8704 * gimplify.c (gimplify_cleanup_point_expr): Save and set
8705 in_cleanup_point_expr before gimplify_stmt call and restore it
8707 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
8708 in_cleanup_point_expr is false.
8710 2012-01-05 Richard Guenther <rguenther@suse.de>
8713 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
8715 * toplev.c (process_options): Reject combining mudflap and LTO.
8716 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
8718 2012-01-05 Richard Guenther <rguenther@suse.de>
8720 PR tree-optimization/51760
8721 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
8723 (bit_value_unop): Handle UNDEFINED operands.
8724 (bit_value_binop): Likewise.
8726 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
8728 * config/avr/avr.c (avr_replace_prefix): Remove.
8729 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
8730 (avr_asm_function_rodata_section): Ditto.
8731 (avr_asm_select_section): Ditto.
8733 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
8735 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
8738 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8741 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
8742 calls that have any non-fake successor edges.
8745 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
8747 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
8749 PR tree-optimization/51624
8750 * tree-sra.c (build_ref_for_model): When replicating a chain of
8751 COMPONENT_REFs, stop as soon as the offset would become negative.
8753 2012-01-04 Jakub Jelinek <jakub@redhat.com>
8756 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
8757 in .debug_loc on the floor.
8759 2012-01-04 Andrew Pinski <apinski@cavium.com>
8761 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
8763 2012-01-04 Andrew Pinski <apinski@cavium.com>
8764 Adam Nemet <anemet@caviumnetworks.com>
8766 * config/mips/mips.md (size): Add SI and DI.
8767 (SIZE): New mode attribute.
8768 (U): New code attribute.
8769 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8770 (mips_lbux_<mode>): Delete.
8771 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8772 (mips_lhx): Use gen_mips_lhx_extsi.
8773 (mips_lhx_<mode>): Delete.
8775 (mips_l<size>x): New expand.
8776 (mips_lwx_<mode>): Delete.
8777 (mips_l<GPR:size>x_<P:mode>): New pattern.
8778 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8779 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8780 * config/mips/mips.c (mips_lx_address_p): New function.
8781 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8782 (dsp64): New availability predicate.
8783 (mips_builtins): Add an entry for __builtin_mips_ldx.
8784 * config/mips/mips.h (ISA_HAS_LBX): New define.
8785 (ISA_HAS_LBUX): Likewise.
8786 (ISA_HAS_LHX): Likewise.
8787 (ISA_HAS_LHUX): Likewise.
8788 (ISA_HAS_LWX): Likewise.
8789 (ISA_HAS_LWUX): Likewise.
8790 (ISA_HAS_LDX): Likewise.
8791 * doc/extend.texi (__builtin_mips_ldx): Document.
8793 2012-01-04 Tristan Gingold <gingold@adacore.com>
8795 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8796 when long pointers are used.
8797 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8798 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8799 (ia64-hp-*vms*): Remove.
8800 * config/vms/xm-vms64.h: Delete.
8802 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8805 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8807 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8809 * opts.c (finish_options): Remove duplicate sorry.
8811 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8814 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8817 2012-01-04 Richard Guenther <rguenther@suse.de>
8820 * tree.c (size_low_cst): New function.
8821 * tree.h (size_low_cst): Declare.
8822 * fold-const.c (fold_comparison): Use it to extract the low
8823 part of the POINTER_PLUS_EXPR offset.
8825 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8827 Fix clearing ZERO_REG
8828 * config/avr/avr.md (cc): Add alternative "ldi".
8829 (movqi_insn): Use it in cc attribute.
8830 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8831 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8832 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8834 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8836 * configure: Regenerate.
8838 2012-01-04 Richard Guenther <rguenther@suse.de>
8840 PR tree-optimization/49651
8841 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8842 (var_can_have_subvars): Use it.
8843 (get_constraint_for_1): Only consider subfields if there can be any.
8845 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8848 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8849 to its new canonical_cselib_val and the cselib_val was in
8850 first_containing_mem chain, but the canonical_cselib_val was not,
8851 add the latter into the chain.
8852 (cselib_invalidate_mem): Compare canonical_cselib_val of
8853 addr_list chain elt with v.
8856 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8857 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8859 (output_macinfo_op): Don't ggc_strdup fd->filename.
8860 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8861 then ggc_strdup it. Don't free inc->info or cur->info.
8862 (output_macinfo): Don't free ref->info or file->info.
8864 2012-01-03 Ira Rosen <irar@il.ibm.com>
8866 PR tree-optimization/51269
8867 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8868 first_niters a pointer.
8869 (slpeel_tree_peel_loop_to_edge): Likewise.
8870 (vect_do_peeling_for_loop_bound): Update call to
8871 slpeel_tree_peel_loop_to_edge.
8872 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8873 here. Remove it from the parameters list.
8874 (vect_do_peeling_for_alignment): Update calls and compute
8877 2012-01-03 Richard Guenther <rguenther@suse.de>
8879 PR tree-optimization/51070
8880 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8881 Properly handle calls.
8883 2012-01-03 Richard Guenther <rguenther@suse.de>
8885 PR tree-optimization/51692
8886 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8887 the LHS of allocation stmts.
8889 2012-01-03 Olivier Hainque <hainque@adacore.com>
8891 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8893 2012-01-03 Olivier Hainque <hainque@adacore.com>
8895 * collect2.c (main): In AIX specific computations for vector
8896 insertions, use CONST_CAST2 to cast from char ** to const char **.
8898 2012-01-03 Richard Guenther <rguenther@suse.de>
8901 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8902 the context of a limbo DIE when it does not already exist.
8904 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8906 PR tree-optimization/51719
8907 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8908 but direct call is, clear direct call's lhs and don't add fallthrough
8909 edge from dcall_bb to join_bb and PHIs.
8911 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8913 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8914 the instructions emitted by the pattern.
8915 ("*TDC_insn_<mode>"): Add comment.
8917 2012-01-03 Richard Guenther <rguenther@suse.de>
8920 * fold-const.c (fold_comparison): Properly canonicalize
8921 tree offset and HOST_WIDE_INT bit position.
8923 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8925 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8926 operands for extzv pattern.
8928 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8931 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8934 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8936 * doc/invoke.texi (-flto and related options): Copy-edit.
8938 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8940 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8942 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8944 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8947 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8949 * expr.h (move_by_pieces_ninsns): Declare.
8950 * expr.c (move_by_pieces_ninsns): Make external.
8951 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8952 (mips_store_by_pieces_p): Likewise.
8953 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8954 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8955 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8956 (mips_store_by_pieces_p): Likewise.
8958 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8960 * passes.c (register_one_dump_file): Free full_name.
8962 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8963 (calculate_elim_costs_all_insns): Free offsets_at and
8964 offsets_known_at at the end and clear the pointers.
8966 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8968 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8969 this option introduced in r180739.
8971 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8974 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8975 (tmake_file target=avr): Add avr/t-multilib.
8977 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8978 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8979 * config/avr/genmultilib.awk: New file.
8980 * config/avr/t-multilib: New auto-generated file.
8981 * config/avr/multilib.h: New auto-generated file.
8982 * config/avr/t-avr (AVR_MCUS): New variable.
8983 (genopt.sh): Use it.
8984 (s-mlib): Depend on t-multilib.
8985 (t-multilib, multilib.h): New dependencies.
8986 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8987 (MULTILIB_OPTIONS): Remove.
8988 (MULTILIB_MATCHES): Remove.
8989 (MULTILIB_DIRNAMES): Remove.
8990 (MULTILIB_EXCEPTIONS): Remove:
8991 * config/avr/genopt.sh: Don't use hard coded file name;
8992 pass AVR_MCUS from t-avr instead.
8994 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8996 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8998 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
9000 Implement light-weight DImode support.
9001 * config/avr/avr-dimode.md: New file.
9002 * config/avr/avr.md: Include it.
9003 (adjust_len): Add plus64, compare64.
9004 (HIDI): Remove code iterator.
9005 (code_stdname): New code attribute.
9006 (rotx, rotsmode): Remove DI.
9007 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
9009 * config/avr/avr-protos.h (avr_have_dimode): New.
9010 (avr_out_plus64, avr_out_compare64): New.
9011 * config/avr/avr.c (avr_out_compare): Handle DImode.
9012 (avr_have_dimode): New variable definition and initialization.
9013 (avr_out_compare64, avr_out_plus64): New functions.
9014 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
9015 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
9016 (avr_compare_pattern): Skip DImode comparisons.
9018 2012-01-02 Revital Eres <revital.eres@linaro.org>
9020 * ddg.c (def_has_ccmode_p): New function.
9021 (add_cross_iteration_register_deps,
9022 create_ddg_dep_from_intra_loop_link): Call it.
9024 2012-01-02 Richard Guenther <rguenther@suse.de>
9027 * invoke.texi (fassociative-math): Remove spurious paranthesis.
9029 2012-01-01 Jakub Jelinek <jakub@redhat.com>
9031 * gcc.c (process_command): Update copyright notice dates.
9032 * gcov.c (print_version): Likewise.
9033 * gcov-dump.c (print_version): Likewise.
9034 * mips-tfile.c (main): Likewise.
9035 * mips-tdump.c (main): Likewise.
9037 2012-01-01 Ira Rosen <irar@il.ibm.com>
9039 PR tree-optimization/51704
9040 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
9041 a use is inside the basic block or loop before accessing its vect info.
9043 2012-01-01 Jan Hubicka <jhjh@suse.cz>
9045 PR rtl-optimization/51069
9046 * cfgloopmanip.c (remove_path): Removing path making irreducible
9047 region unconditional makes BB part of the region.
9049 2012-01-01 Jakub Jelinek <jakub@redhat.com>
9051 PR tree-optimization/51683
9052 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
9053 calls with side-effects.
9054 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
9056 Copyright (C) 2012 Free Software Foundation, Inc.
9058 Copying and distribution of this file, with or without modification,
9059 are permitted in any medium without royalty provided the copyright
9060 notice and this notice are preserved.