1 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
6 2012-04-24 Richard Guenther <rguenther@suse.de>
8 PR tree-optimization/53085
9 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
12 2012-04-24 Richard Guenther <rguenther@suse.de>
14 * tree-if-conv.c (main_tree_if_conversion): Move bb under
17 2012-04-24 Jim Meyering <meyering@redhat.com>
19 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
20 absence of an define_enum call.
22 2012-04-24 Richard Guenther <rguenther@suse.de>
24 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
25 the epilogue loop is not re-used as unvectorized version
26 record the its maximum number of iterations.
28 2012-04-24 Andrew Pinski <apinski@cavium.com>
30 * tree-ssa-forwprop.c (simplify_bitwise_binary):
31 Don't directly use def1/def2.
33 2012-04-24 Richard Guenther <rguenther@suse.de>
35 PR tree-optimization/53098
36 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
39 2012-04-24 Andrew Pinski <apinski@cavium.com>
42 * tree-ssa-forwprop.c (defcodefor_name): New function.
43 (simplify_bitwise_binary): Use defcodefor_name instead of manually
44 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
45 Simplify "(~X | Y) & X" to "X & Y" and
46 "(~X & Y) | X" to "X | Y".
48 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
50 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
51 validate_change to add clobbers if IN_GROUP is nonzero.
52 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
53 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
55 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
57 * config/s390/s390.c (insn_invalid_p): Likewise.
59 2012-04-24 Jakub Jelinek <jakub@redhat.com>
62 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
64 (output_addressed_constants): Likewise.
67 * varasm.c (get_section): Don't ICE for section conflicts with
68 built-in section kinds.
70 2012-04-23 DJ Delorie <dj@redhat.com>
72 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
73 (LIBSTDCXX): Change to CPP2.
75 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
78 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
81 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
83 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
84 (*addsi_2_zext): Ditto.
85 (*add<mode>_3): Ditto.
86 (*addsi_3_zext): Ditto.
87 (*add<mode>_5): Ditto.
89 2012-04-23 Andrew Pinski <apinski@cavium.com>
91 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
92 (C & B) to (A OP0) & B.
94 2012-04-23 Martin Jambor <mjambor@suse.cz>
96 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
97 temporaries created for a bitfield (reverting revision 122014).
99 2012-04-23 Richard Guenther <rguenther@suse.de>
101 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
102 the condition using is_gimple_condexpr and avoid the not necessary
104 (set_prologue_iterations): Likewise.
105 (vect_loop_versioning): Likewise.
107 2012-04-23 Richard Guenther <rguenther@suse.de>
109 PR tree-optimization/53070
110 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
111 (main_tree_if_conversion): Verify we succeeded in that.
113 2012-04-23 Jan Hubicka <jh@suse.cz>
115 * lto-symtab.c (lto_cgraph_replace_node): Do not call
117 * cgraph.c (cgraph_remove_node): Do not clear reachable.
118 (cgraph_mark_reachable_node): Remove.
119 (cgraph_mark_force_output_node): Do not set reachable.
120 (dump_cgraph_node): Do not dump reachable.
121 (cgraph_create_virtual_clone): Do not set reachable.
122 * cgraph.h (cgraph_node): Remove reachable flag.
123 (varpool_node): Remove reachable flag.
124 (cgraph_mark_if_needed): Remove.
125 (cgraph_mark_reachable_node): Remove.
126 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
127 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
129 (cgraph_add_new_function): Likewise.
130 (cgraph_mark_if_needed): Remove.
131 (cgraph_analyze_function): Do not set target as reachable.
132 (process_function_and_variable_attributes): Do not care about
134 (cgraph_analyze_functions): Do not set reachable flags.
135 (cgraph_mark_functions_to_output): Do not check reachability.
136 (cgraph_copy_node_for_versioning): Do not set reachable flag.
137 (dbxout_expand_expr): Update.
138 * c-decl.c (merge_decls): Do not track changed externs.
139 * ipa.c: Include pointer-set.h
140 (enqueue_cgraph_node): Use reachable pointer set.
141 (process_references): Likewise.
142 (cgraph_remove_unreachable_nodes): Likewise.
143 (whole_program_function_and_variable_visibility): Do not recompute
145 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
147 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
149 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
151 2012-04-23 Richard Guenther <rguenther@suse.de>
154 * c-typeck.c (build_binary_op): Fix typo.
156 2012-04-23 Jakub Jelinek <jakub@redhat.com>
158 PR tree-optimizations/52891
159 * tree-vect-patterns.c (adjust_bool_pattern): Use
160 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
161 but with non-standard precision.
163 2012-04-22 Jan Hubicka <jh@suse.cz>
165 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
168 2012-04-22 Jan Hubicka <jh@suse.cz>
170 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
171 * cgraphbuild.c (record_reference, record_type_list, mark_address,
172 mark_load, mark_store): Do not mark varpool nodes as needed.
173 * cgraph.c (cgraph_new_nodes): Remove.
174 (cgraph_create_function_alias): Do not mark nodes as reachable.
175 (cgraph_add_thunk): Likewise.
176 (cgraph_mark_reachable_node): Do not manage the queue.
177 * cgraph.h (cgraph_node): Remove next_needed.
178 (varpool_nodes_queue): Remove next_needed and prev_needed.
179 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
180 (cgraph_new_nodes): Declare.
181 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
182 (varpool_analyze_pending_decls): Remove.
183 (varpool_analyze_node): New.
184 (varpool_mark_needed_node): Remove.
185 (varpool_first_variable, varpool_next_variable): New inlines.
186 (varpool_first_static_initializer, varpool_next_static_initializer):
188 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
189 (varpool_first_defined_variable): New inline.
190 (varpool_next_defined_variable): New inline
191 (FOR_EACH_VARIABLE): Reimplement.
192 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
193 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
195 * cgraphunit.c (cgraph_new_nodes): Declare here.
196 (enqueue_node): New function.
197 (cgraph_process_new_functions): update for new
198 node set; when constructing cgraph enqueue node for processing.
199 (cgraph_add_new_function): Use new node set.
200 (process_function_and_variable_attributes): Do not set varpool needed
202 (referred_to_p): New function.
203 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
204 when varpool is in construction.
205 (cgraph_analyze_functions): Rewrite.
206 (cgraph_expand_all_functions): Update.
207 (cgraph_output_in_order): Do not analyze pending decls; do not set
209 (cgraph_optimize): Do not analyze pending decls.
210 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
211 in other partition; do not mark node as needed.
212 * dwarf2out.c (reference_to_unused): Use analyzed flag.
213 (premark_types_used_by_global_vars_helper): Likewise.
214 * ipa.c (process_references): Do not call varpool_mark_needed_node.
215 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
217 (function_and_variable_visibility): Do not mark node as needed.
218 (whole_program_function_and_variable_visibility): Likewise.
219 * Makefile.in (gt-varpool.h): No longer needed.
220 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
221 (ipa_write_summaries): Do not use needed flag.
222 * varpool.c: Do not include gt-varpool.h
223 (x_varpool_nodes_queue, x_varpool_last_needed_node,
224 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
225 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
227 (varpool_remove_node): Do not update the lists.
228 (dump_varpool_node): Do not dump needed flag.
229 (varpool_enqueue_needed_node): Remove.
230 (varpool_mark_needed_node): Remove.
231 (varpool_reset_queue): Remove.
232 (varpool_finalize_decl): Move to cgraphunit.c
233 (varpool_analyze_node): New functions based on former
234 varpool_analyze_pending_decls.
235 (varpool_analyze_pending_decls): Remove.
236 (varpool_assemble_decl): Do not update the lists.
237 (enqueue_node): New function.
238 (varpool_remove_unreferenced_decls): Rewrite.
239 (varpool_empty_needed_queue): Remove.
240 (add_new_static_var): Do not mark node as needed.
241 (varpool_create_variable_alias): Handle expansion state
243 * except.c (output_ttype): Do not mark node as needed.
244 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
245 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
247 * tree-switch-conversion.c (build_one_array): Likewise.
249 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
252 * doc/invoke.texi (pedantic): Rename to Wpedantic.
253 * common.opt (Wpedantic): New.
254 (pedantic): Alias Wpedantic.
255 * diagnostic.c (warning_at): Likewise.
256 * c-decl.c (diagnose_mismatched_decls): Likewise.
257 (build_array_declarator): Likewise.
258 (mark_forward_parm_decls):
259 (check_bitfield_type_and_width): Likewise.
260 (grokdeclarator): Likewise.
261 (grokfield): Likewise.
262 (finish_struct): Likewise.
263 (build_enumerator): Likewise.
264 (store_parm_decls_oldstyle): Likewise.
265 (declspecs_add_qual): Likewise.
266 (declspecs_add_type): Likewise.
267 (finish_declspecs): Likewise.
268 * c-typeck.c (composite_type): Likewise.
269 (comp_target_types): Likewise.
270 (build_array_ref): Likewise.
271 (pointer_diff): Likewise.
272 (build_unary_op): Likewise.
273 (build_conditional_expr): Likewise.
274 (build_c_cast): Likewise.
275 (convert_for_assignment): Likewise.
276 (maybe_warn_string_init): Likewise.
277 (digest_init): Likewise.
278 (pop_init_level): Likewise.
279 (set_init_index): Likewise.
280 (c_finish_goto_label): Likewise.
281 (c_finish_return): Likewise.
283 (build_binary_op): Likewise.
284 * c-parser.c (static): Likewise.
285 (c_parser_external_declaration): Likewise.
286 (c_parser_declaration_or_fndef): Likewise.
287 (c_parser_static_assert_declaration_no_se): Likewise.
288 (c_parser_enum_specifier): Likewise.
289 (c_parser_struct_or_union_specifier): Likewise.
290 (c_parser_struct_declaration): Likewise.
291 (c_parser_alignas_specifier): Likewise.
292 (c_parser_braced_init): Likewise.
293 (c_parser_initelt): Likewise.
294 (c_parser_compound_statement_nostart): Likewise.
295 (c_parser_conditional_expression): Likewise.
296 (c_parser_alignof_expression): Likewise.
297 (c_parser_postfix_expression): Likewise.
298 (c_parser_postfix_expression_after_paren_): Likewise.
299 (c_parser_objc_class_instance_variables): Likewise.
300 (c_parser_objc_method_definition): Likewise.
301 (c_parser_objc_methodprotolist): Likewise.
303 2012-04-22 Ian Lance Taylor <iant@google.com>
305 * godump.c (go_output_typedef): Dump size of structs.
307 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
309 Correcting transform_to_exit_first_loop + fix to PR46886
310 * tree-parloops.c (transform_to_exit_first_loop): Remove
311 setting of number of iterations according to the loop pattern.
312 Duplicate from entry to exit->src instead of loop->latch.
313 (pallelize_loops): Remove the condition preventing do-while loops.
314 * tree-cfg.c (bool bb_in_region_p): New.
315 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
316 Adjust redirection of the duplicated iteration.
318 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
321 * rtl.def (ADDRESS): Use "i" rather than "w".
322 * rtl.h (find_base_term): Delete.
323 (may_be_sp_based_p): Declare.
324 * rtl.c (rtx_code_size): Remove ADDRESS special case.
325 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
326 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
328 (find_base_term): Make static.
329 (may_be_sp_based_p): New function.
330 * dse.c (record_store): Use it.
331 * store-motion.c (store_killed_in_insn): Likewise.
333 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
335 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
337 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
340 * c-typeck.c (inform_declaration): New.
341 (build_function_call_vec): Do not pretty-print
342 expressions when caret is enabled.
343 (convert_arguments): Use inform_declaration.
345 2012-04-20 Jim Meyering <meyering@redhat.com>
347 * genmodes.c (make_complex_modes): Don't truncate a mode name of
348 length 7 or more when prepending a "C". Suggested by Richard Guenther.
350 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
352 PR rtl-optimization/44214
353 * fold-const.c (exact_inverse): New function.
354 (fold_binary_loc): Fold vector and complex division by constant into
355 multiply by recripocal with flag_reciprocal_math; fold vector division
356 by constant into multiply by reciprocal with exact inverse.
358 2012-04-20 Jan Hubicka <jh@suse.cz>
360 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
362 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
363 (cgraph_remove_node): Update.
364 (cgraph_mark_needed_node): Remove.
365 (cgraph_mark_force_output_node): New.
366 (dump_cgraph_node): Do not dump needed flag.
367 (cgraph_node_cannot_be_local_p_1): Update.
368 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
369 * cgraph.h (symtab_node_base): Add force_output flag.
370 (cgraph_node): Remove needed flag.
371 (varpool_node): Remove force_output flag.
372 (cgraph_mark_needed_node): Remove.
373 (cgraph_mark_force_output_node): New.
374 (cgraph_only_called_directly_or_aliased_p,
375 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
376 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
377 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
378 (cgraph_add_new_function): Update.
379 (cgraph_mark_if_needed): Update.
380 (verify_cgraph_node): Update.
381 (cgraph_analyze_function): Alias target is reachable.
382 (process_function_and_variable_attributes): Update: externally_visible
383 flag makes function reachable.
384 (cgraph_analyze_functions): Update dumping.
385 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
386 input_overwrite_node, input_varpool_node): Update streaming.
387 * lto-streamer-out.c (produce_symtab): Use force_output.
388 * ipa.c (process_references): Weakrefs must be processed.
389 (cgraph_remove_unreachable_nodes): Likewise; update for new
391 (varpool_externally_visible_p): Weakrefs are externally visible
392 even if they are not.
393 (function_and_variable_visibility): Update; when processing alias
394 pair force the targets to be output.
395 (whole_program_function_and_variable_visility): Use
397 * trans-mem.c (ipa_tm_mark_needed_node): Remove
398 (ipa_tm_mark_force_output_node): New function.
399 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
400 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
402 * varasm.c (mark_decl_referenced): Update.
403 (find_decl_and_mark_needed): Remove.
404 (find_decl): New function.
405 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
406 alias targets as needed.
407 (dump_tm_clone_pairs): Update.
408 * tree-inline.c (copy_bb): Update check.
409 * symtab.c (dump_symtab_base): Dump force_output.
410 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
411 * passes.c (execute_todo): Fix dumping.
412 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
413 (varpool_analyze_pending_decls): Alias target is reachable.
414 (varpool_create_variable_alias): Finalize weakrefs.
416 2012-04-20 Jakub Jelinek <jakub@redhat.com>
419 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
420 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
421 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
422 macros instead of constants.
423 * dse.c (record_store): Check for SP ADDRESS by comparing
424 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
425 XEXP to be stack_pointer_rtx.
427 2012-04-20 Richard Guenther <rguenther@suse.de>
429 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
430 update_call_from_tree when propagating into a call.
432 2012-04-20 Alan Modra <amodra@gmail.com>
434 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
435 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
436 sp_offset to frame_off. Move world save code earlier.
438 2012-04-20 Richard Guenther <rguenther@suse.de>
440 PR tree-optimization/53050
441 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
442 Do only one transform on COND_EXPRs at the same time.
444 2012-04-19 Jan Hubicka <jh@suse.cz>
446 * symtab.c (dump_symtab_base): Revert accidental checkin.
448 2012-04-20 Alan Modra <amodra@gmail.com>
451 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
452 static chain, set REST_INLINE_FPRS too.
454 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
456 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
459 2012-04-20 Richard Guenther <rguenther@suse.de>
461 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
462 loops that can never run more often than the vectorization factor.
464 2012-04-19 Jan Hubicka <jh@suse.cz>
466 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
468 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
470 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
472 2012-04-19 Jim Meyering <meyering@redhat.com>
474 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
475 We verified above that the string(including trailing NUL) fits in buf,
478 2012-04-19 Richard Guenther <rguenther@suse.de>
480 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
481 for dumping DECL_SECTION_NAME.
483 2012-04-19 Michael Matz <matz@suse.de>
486 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
487 (struct tree_vector): Adjust GTY length.
488 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
490 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
492 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
493 caller emitted the length calulation already.
494 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
495 before handling any of the fields for structs.
497 2012-04-19 Richard Guenther <rguenther@suse.de>
499 PR tree-optimization/53031
500 * tree-vrp.c (adjust_range_with_scev): Revert back to
501 using max_loop_iterations.
503 2012-04-19 Michael Matz <matz@suse.de>
505 * diagnostic.c (emit_diagnostic): Move va_end call after user
507 (warning, warning_at, pedwarn, permerror): Ditto.
509 2012-04-19 Richard Guenther <rguenther@suse.de>
511 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
514 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
517 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
520 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
522 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
524 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
527 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
528 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
530 2012-04-19 Richard Guenther <rguenther@suse.de>
532 PR rtl-optimization/44688
533 * loop-iv.c (determine_max_iter): Only return max_iter.
534 (iv_number_of_iterations): Also use the recorded loop bound
535 on the maximum number of iterations.
536 * loop-unroll.c (decide_unroll_runtime_iterations): Use
537 max_iter to avoid unrolling loops that do not roll.
538 (decide_unroll_stupid): Likewise.
540 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
542 * targhooks.c (default_case_values_threshold): Fix code style nit.
544 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
545 case range and type folding from here...
546 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
547 type, as documented in tree.def.
549 2012-04-18 Jan Hubicka <jh@suse.cz>
551 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
553 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
554 cgraph hash and same comdat groups.
555 (cgraph_optimize): Verify symbol table.
556 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
557 (dissolve_same_comdat_group_list): Work on symtab nodes.
558 (function_and_variable_visibility): Dissolve variable same comdat group
560 * symtab.c: Include timevar.h
561 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
563 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
565 * tree-switch-conversion.c (info): Remove global pass info.
566 (check_range, check_process_case, check_final_bb, create_temp_arrays,
567 free_temp_arrays, gather_default_values, build_constructors,
568 array_value_type, build_one_array, build_arrays, gen_def_assigns,
569 fix_phi_nodes, gen_inbound_check): Pass info around from ...
570 (process_switch): ... here. Unify message format. Return a const
571 char pointer to the failure reason message.
572 (do_switchconv): Unify message format. Update process_switch usage.
574 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
575 * tree-cfg.c (edge_to_cases): Fix documentation.
577 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
579 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
581 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
583 PR tree-optimization/52976
584 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
585 (possibly_move_powi): New function.
586 (rewrite_expr_tree): Call possibly_move_powi.
587 (rewrite_expr_tree_parallel): Likewise.
588 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
589 call add_to_ops_vec instead.
591 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
593 PR tree-optimization/52976
594 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
595 (decrement_power): Likewise.
596 (propagate_op_to_single_use): Likewise.
597 (zero_one_operation): Handle __builtin_pow* calls in linearized
598 expression trees; factor logic into propagate_op_to_single_use.
599 (undistribute_ops_list): Allow operands with repeat counts > 1.
601 2012-04-18 Richard Guenther <rguenther@suse.de>
603 PR tree-optimization/44688
604 * cfgloop.h (record_niter_bound): Declare.
605 * tree-ssa-loop-niter.c (record_niter_bound): Export.
606 Update the estimation with the upper bound here...
607 (estimate_numbers_of_iterations_loop): ... instead of here.
608 Do not forcefully reset a recorded upper bound.
609 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
610 Record the maximum number of loop iterations of the prologue loop.
612 2012-04-18 Jan Hubicka <jh@suse.cz>
614 * lto-symtab.c (lto_cgraph_replace_node): Update.
615 * cgraphbuild.c (record_reference, record_type_list,
616 record_eh_tables, mark_address, mark_load, mark_store): Update.
617 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
618 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
620 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
621 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
622 * reload.c: Fix typo in comment.
623 * rtlanal.c: Likewise.
624 * tree-emultls.c (gen_emutls_addr): Update.
625 * ipa-reference.c (analyze_function): Update.
626 * cgraphunit.c (cgraph_analyze_function,
627 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
629 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
630 (ipa_remove_reference): Likewise.
631 (ipa_remove_all_refering): Rename to ...
632 (ipa_remove_all_referring): ... this one; update.
633 (ipa_dump_references): Update.
634 (ipa_dump_referring): Update.
635 (ipa_clone_references): Update.
636 (ipa_clone_refering): Rename to ...
637 (ipa_clone_referring): ... this one; update.
638 (ipa_ref_cannot_lead_to_return): Update.
639 (ipa_ref_has_aliases_p): Update.
640 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
642 (ipa_ref_type): Remove.
643 (ipa_ref_ptr_u): Remove.
644 (ipa_ref): Remove referencing, refered, refered_index, refering_type
645 and refered_type; add referring, referred and referred_index.
646 (ipa_ref_list): Rename refering to referring.
647 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
648 ipa_clone_references, ipa_clone_referring): Update prototypes.
649 * lto-cgraph.c (referenced_from_other_partition_p): Update.
650 (lto_output_ref): Update.
651 (add_references): Update.
652 (input_varpool_node): Update.
653 (input_refs): Update.
654 * ipa-ref-inline.h (ipa_ref_node): Update.
655 (ipa_ref_varpool_node): Update.
656 (ipa_ref_referring_node): Update.
657 (ipa_ref_referring_varpool_node): Update.
658 (ipa_ref_referring_ref_list): Update.
659 (ipa_ref_referred_ref_list): Update.
660 (ipa_ref_list_first_referring): Update.
661 (ipa_empty_ref_list): Update.
662 (ipa_ref_list_refering_iterate): Rename to ...
663 (ipa_ref_list_referring_iterate): ... this one.
664 * cse.c: Update comment.
665 * ipa-utils.c (ipa_reverse_postorder): Update.
666 * tree-ssa-alias.c: Update.
667 * ipa-inline.c (reset_edge_caches): Update.
668 (update_caller_keys): Update.
669 * ipa-inline.h: Update comments.
670 * jump.c: Update comment.
672 * ipa.c (process_references): Update.
673 (cgraph_remove_unreachable_nodes): Likewise.
674 (ipa_discover_readonly_nonaddressable_var): Likewise.
675 (cgraph_address_taken_from_non_vtable_p): Likewise.
676 * trans-mem.c (ipa_tm_execute): Update.
677 * simplify-rtx.c: Fix comment.
678 * rtl.c: Fix comment.
679 * symtab.c (symtab_unregister_node): Update.
680 * varpool.c (dump_varpool_node): Update.
681 (varpool_analyze_pending_decls): Update.
682 (assemble_aliases): Update.
683 (varpool_for_node_and_aliases): Update.
685 2012-04-18 Richard Guenther <rguenther@suse.de>
687 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
688 use_undefined_p parameter.
689 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
690 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
692 (estimate_numbers_of_iterations): Likewise.
693 (estimated_loop_iterations): Adjust.
694 (max_loop_iterations): Likewise.
695 (scev_probably_wraps_p): Likewise.
696 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
697 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
698 not max_loop_iterations.
699 (execute_vrp): Remove explicit number of iterations estimation.
701 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
703 * config/i386/linux-common.h: New.
705 * config.gcc: Add i386/linux-common.h before
706 all i386/linux.h and i386/linux64.h usages.
708 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
709 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
710 * config/i386/gnu-user64.h: Likewise.
712 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
713 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
714 (GNU_USER_TARGET_MATHFILE_SPEC): New.
715 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
717 2012-04-18 Jan Hubicka <jh@suse.cz>
719 * cgraph.c (cgraph_node_name): Remove.
720 (dump_cgraph_node): Use dump_symtab_base; reformat.
721 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
722 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
724 (cgraph_node_name, varpool_node_name): Remove.
725 (cgraph_node_asm_name, varpool_node_asm_name,
726 cgraph_node_name, varpool_node_name): New.
727 * tree-pass.h (TODO_dump_cgraph): Rename to ...
728 (TODO_dump_symtab): ... this one.
729 * ipa-cp (pass_ipa_cp): Update.
730 * ia-reference.c (generate_summary, read_write_all_from_decl,
731 propagate, ipa_reference_read_optimization_summary): Update.
732 * cgraphunit.c (cgraph_analyze_functions): Update.
733 (cgraph_optimize): Update.
734 * ipa-ref.c (ipa_dump_references): Update.
735 (ipa_dump_refering): Update.
736 * ipa-inline.c (pass_ipa_inline): Update.
737 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
738 * ipa.c (pass_ipa_function_visibility,
739 pass_ipa_whole_program_visibility): Update.
740 * tree-sra.c (pass_early_ipa_sra): Update.
741 * symtab.c: Include langhooks.h
742 (symtab_node_asm_name): New.
743 (symtab_node_name): New.
744 (symtab_type_names): New static var.
745 (dump_symtab_base): New.
746 (dump_symtab_node, dump_symtab): New.
747 (debug_symtab_node, debug_symtab): New.
748 * tree-ssa-structalias.c: Dump symbol table.
749 * pases.c (execute_todo): Handle TODO_dump_symtab instead
751 * varpoo.c (varpool_node_name): Remove.
752 (dump_varpool_node): Use dump_symtab_base; reformat.
754 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
756 * doc/invoke.texi (Language Independent Options): @item should be
759 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
762 * rtl.c (rtx_code_size): Handle ADDRESS.
764 2012-04-17 Tom de Vries <tom@codesourcery.com>
766 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
769 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
772 * config/i386/sync.md (atomic_<code><mode>): Rename to
773 atomic_<logic><mode>.
775 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
777 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
778 * alias.c (reg_base_value): Expand and update comment.
779 (arg_base_value): New variable.
780 (unique_id): Move up file.
781 (unique_base_value, unique_base_value_p, known_base_value_p): New.
782 (find_base_value): Use arg_base_value and known_base_value_p.
783 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
784 (find_base_term): Use known_base_value_p.
785 (base_alias_check): Use unique_base_value_p.
786 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
787 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
789 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
791 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
793 2012-04-17 Michael Matz <matz@suse.de>
795 PR tree-optimization/18437
796 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
797 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
798 (vect_check_strided_load): Declare.
799 * tree-vect-data-refs.c (vect_check_strided_load): New function.
800 (vect_analyze_data_refs): Use it to accept strided loads.
801 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
803 2012-04-17 Richard Guenther <rguenther@suse.de>
806 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
807 loops when redirecting an entry or latch edge.
809 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
811 * sel-sched.c (sel_global_init): Revert previous change.
813 2012-04-17 Richard Guenther <rguenther@suse.de>
815 * tree-flow.h (array_at_struct_end_p): Move declaration ...
816 * tree.h (array_at_struct_end_p): ... here.
817 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
818 * expr.c (array_at_struct_end_p): ... here. Rewrite.
820 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
822 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
824 (estimate_case_costs): Remove.
825 (expand_case): Do not call estimate_case_costs
826 to set use_cost_table.
827 (balance_case_nodes): Do not use use_cost_table.
829 2012-04-16 Jan Hubicka <jh@suse.cz>
831 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
832 (hash_node, eq_node): Remove.
833 (cgraph_create_node): Do not handle hashtable.
834 (cgraph_get_node): Remove.
835 (cgraph_insert_node_to_hashtable): Remove.
836 (hash_node_by_assembler_name): Remove.
837 (eq_assembler_name): Remove.
838 (cgraph_node_for_asm): Rewrite.
839 (cgraph_find_replacement_node): Break out from ...
840 (cgraph_remove_node): ... here; do not maintain hashtables.
841 (change_decl_assembler_name): Remove.
842 (cgraph_clone_node): Do not maintain hashtables.
843 * cgraph.h (const_symtab_node): New typedef.
844 (cgraph_insert_node_to_hashtable): Remove.
845 (symtab_get_node, symtab_node_for_asm,
846 symtab_insert_node_to_hashtable): Declare.
847 (cgraph_find_replacement_node): Declare.
848 (cgraph_get_node, varpool_get_node): Turn into inlines.
849 (cgraph, varpool): Work sanely on NULL pointers.
850 (FOR_EACH_SYMBOL): New walker.
851 * ipa-inline-transform.c (save_inline_function_body): Use
852 symtab_insert_node_to_hashtable.
853 * symtab.c: Include ggc.h and diagnostics.h
854 (symtab_hash, assembler_name_hash): New static vars;
855 (hash_node, eq_node, hash_node_by_assembler_name,
856 eq_assembler_name, insert_to_assembler_name_hash,
857 unlink_from_assembler_name_hash): New.
858 (symtab_register_node): Update hashtables.
859 (symtab_insert_node_to_hashtable): New.
860 (symtab_unregister_node): Update hashtables.
861 (symtab_get_node): New.
862 (symtab_node_for_asm): New.
863 (change_decl_assembler_name): New.
864 * Makefile.in (symtab.o): Needs GTY.
865 * varpool.c (varpool_hash): Remove.
866 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
867 (varpool_node): Rewrite using varpool_get_node.
868 (varpool_remove_node): DO not maintain hashtables.
869 (varpool_node_for_asm): Rewrite.
871 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
873 * doc/invoke.texi: Copy-edit to put verbs in the present tense
874 when describing the current behavior of GCC.
876 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
878 * genemit.c (gen_exp): Remove ADDRESS handling.
879 * genoutput.c (scan_operands): Likewise.
880 * genpeep.c (match_rtx): Likewise.
881 * genrecog.c (add_to_sequence): Likewise.
883 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
885 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
887 2012-04-16 Martin Jambor <mjambor@suse.cz>
889 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
892 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
895 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
896 hints for 'A' operand types.
898 2012-04-16 Jan Hubicka <jh@suse.cz>
900 * cgraph.h (symtab_node_base): Add next and previous pointers.
901 (cgraph_node): Remove next and preivous pointers.
902 (varpool_node): Likewise; remove next/previous GTY marker;
904 (symtab_node_def): Update GTY marker
905 (x_cgraph_nodes, cgraph_nodes): Remove.
906 (symtab_nodes): New function.
907 (cgraph_order): Rename to ...
908 (symtab_order): ... this one.
909 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
911 (x_varpool_nodes, varpool_nodes): Remove.
912 (FOR_EACH_STATIC_VARIABLE): Update.
913 (symtab_function_p, symtab_variable_p): New function.
914 (FOR_EACH_VARIABLE): Update.
915 (varpool_first_variable, varpool_next_variable): New functions.
916 (FOR_EACH_VARIABLE): Update.
917 (cgraph_first_defined_function): Update.
918 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
919 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
920 (cgraph_first_function, cgraph_next_function): New.
921 (FOR_EACH_FUNCTION): Update.
922 (cgraph_first_function_with_gimple_body,
923 cgraph_next_function_with_gimple_body): Update.
924 * symtab.c: New file.
925 * cgraph.c: Update copyright dates.
926 (x_cgraph_nodes, cgraph_order): Remove.
927 (NEXT_FREE_NODE): Update.
928 (SET_NEXT_FREE_NODE): New.
929 (cgraph_create_node_1): Remove common code.
930 (cgraph_create_node): Remove common code; call symtab_register_node.
931 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
932 (cgraph_add_asm_node): Update.
933 (cgraph_clone_node): Register new node.
934 * cgraphunit.c (process_function_and_variable_attributes): Update.
935 (cgraph_analyze_functions): Update.
936 (cgraph_analyze_functions): Update.
937 (cgraph_output_in_order): Update.
938 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
940 * ipa-inline.c (recursive_inlining): Update.
941 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
942 * ipa.c (cgraph_remove_unreachable_nodes): Update.
943 * Makefile.in: Add symtab.o
944 * varpool.c (x_varpool_nodes): Remove
945 (varpool_node): Remove common code; call symtab_register_node.
946 (varpool_remove_node): Remove common code; call symtab_unregister_node.
948 2012-04-16 Richard Guenther <rguenther@suse.de>
951 * tree.h (VECTOR_CST_NELTS): Adjust.
952 (struct tree_vector): Add explicit length field.
953 (make_vector_stat): Declare.
954 (make_vector): Define.
955 * tree.c (make_vector_stat): New function.
956 (build_vector_stat): Use it.
957 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
959 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
961 PR tree-optimization/52976
962 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
963 (undistribute_ops_list): Ops with repeat counts aren't eligible for
965 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
967 2012-04-16 Jan Hubicka <jh@suse.cz>
969 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
971 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
972 walkers to walk cgraph and varpool.
973 * cgraph.c (cgraph_node_for_asm): Likewise.
974 (dump_cgraph): Likewise.
975 * value-prof.c (init_node_map): Likewise.
976 * tree.c (free_lang_data_in_cgraph): Likewise.
977 * tree-emutls.c: (ipa_lower_emutls): Likewise.
978 * ipa-reference.c (generate_summary, propagate): Likewise.
979 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
980 cgraph_mark_functions_to_output, cgraph_output_in_order,
981 output_weakrefs, cgraph_materialize_all_clones,
982 cgraph_optimize): Likewise.
983 * lto-cgraph.c (merge_profile_summaries): Likewise.
984 (input_cgraph): Likewise.
985 * ipa-pure-const.c (generate_summary): Likewise.
986 (propagate): Likwise.
987 * ipa-utils.c (ipa_reduced_postorder): Likewise.
988 (ipa_free_postorder_info): Likewise.
989 (ipa_reverse_postorder): Likewise.
990 * ipa-inline.c (ipa_inline): Likewise.
991 * matrix-reorg.c (find_matrices_decl): Likewise.
992 (matrix_reorg): Likewise.
993 * tree-vectorizer.c (increase_alignment): Likewise.
994 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
995 (function_and_variable_visibility): Likewise.
996 (whole_program_function_and_variable_visibility): Likewise.
997 (ipa_cdtor_merge): Likewise.
998 * trans-mem.c (ipa_tm_execute): Likewise.
999 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
1000 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
1001 (ipa_print_all_params): Likewise.
1002 (ipa_update_after_lto_read): Likewise.
1003 * tree-profie.c (tree_profiling): Likewise.
1004 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
1005 * passes.c (dump_passes): Likewise.
1006 (do_per_function): Likewise.
1007 (ipa_write_summaries): Likewise.
1008 * varpool.c (dump_varpool): Likewise.
1009 (varpool_node_for_asm): Likewise.
1010 (varpool_assemble_pending_decls): Likewise.
1012 2012-04-16 Richard Guenther <rguenther@suse.de>
1014 PR tree-optimization/52975
1015 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
1016 condition but always mark it with TRUTH_NOT_EXPR.
1018 2012-04-16 Richard Guenther <rguenther@suse.de>
1020 PR tree-optimization/52975
1021 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
1022 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
1023 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
1024 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
1026 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
1028 * config/i386/sse.md (ssse3_plusminus): New code iterator.
1029 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
1030 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
1031 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
1032 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
1033 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
1034 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
1036 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
1037 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
1038 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
1039 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
1040 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
1041 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
1043 (xop_plus): New code iterator.
1044 (macs): New code attribute.
1046 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
1047 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
1049 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
1050 xop_plus code iterator.
1051 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
1052 xop_plus code iterator.
1053 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
1054 xop_plus code iterator.
1055 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
1056 xop_plus code iterator.
1058 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
1059 any_extend code iterator.
1060 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
1061 any_extend code iterator.
1062 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
1063 any_extend code iterator.
1064 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
1065 any_extend code iterator.
1066 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
1067 any_extend code iterator.
1068 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
1069 any_extend code iterator.
1071 2012-04-14 Tom de Vries <tom@codesourcery.com>
1073 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
1074 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
1075 DELETED_LABEL note, and move it to ...
1076 * cfgrtl.c (delete_insn): ... here. Change return type to void.
1077 (delete_insn_and_edges): Likewise.
1078 (delete_insn_chain): Handle new return type of delete_insn. Delete
1079 chain backwards rather than forwards.
1080 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
1082 * cfglayout.c (fixup_reorder_chain): Delete unused label.
1084 2012-04-14 Jan Hubicka <jh@suse.cz>
1086 * cgraph.h: Update copyrights;
1087 (symtab_node): Turn to union typedef.
1088 (symtab_node_base): New structure.
1089 (symtab_type): Add SYMTAB_SYMBOL tag.
1090 (cgraph_node): Annotate some pinters with nested_ptr.
1091 (varpool_node): Likewise.
1092 (cgraph_local_info): Remove lto_file_data
1093 and externally_visible.
1094 (cgraph_node): Remove decl; same_comdat_group list;
1095 aux; ref_list; order; address_taken; reachable_from_other_parittion,
1096 in_other_partition; resolution.
1097 (varpool_node): Remove decl; same_comdat_group;
1098 ref_list; lto_file_data; aux; order; resolution; externally_visible;
1099 used_from_other_partition; in_other_partition.
1100 (symtab_node_def): New union.
1101 (cgraph, varpool): Update.
1102 (varpool_first_static_initializer, varpool_next_static_initializer,
1103 cgraph_only_called_directly_or_aliased_p,
1104 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
1105 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
1106 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
1108 * cgraph.c: Likewise.
1109 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
1110 * cgraphbuild.c: Likewise.
1111 * lto-symtab.c: Likewise.
1112 * c-gimplify.c: Likewise.
1113 * value-prof.c: Likewise.
1115 * ipa-cp.c: Likewise.
1116 * tree-emutls.c: Likewise.
1117 * ipa-inline-transform.c: Likwise.
1118 * ipa-reference.c: Likewise.
1119 * cgraphunit.c: Likewise.
1120 * ipa-ref.c: Likewise.
1121 * lto-cgraph.c: Likewise.
1122 * ipa-ref-inline.h: Likewise.
1123 * ipa-pure-const.c: Likewise.
1124 * lto-streamer-out.c: Likewise.
1125 * ipa-utils.c: Likewise.
1126 * ipa-inline.c: Likewise.
1127 * matrix-reorg.c: Likewise.
1128 * tree-eh.c: Likewise.
1129 * tree-vectorizer.c: Likewise.
1130 * ipa-split.c: Likewise.
1132 * trans-mem.c: Likewise.
1133 * ipa-inline-analysis.c: Likewise.
1134 * gimplify.c: Likewise.
1135 * cfgexpand.c: Likewise.
1136 * tree-sra.c: Likewise.
1137 * ipa-prop.c: Likewise.
1138 * varasm.c: Likewise.
1139 * tree-nested.c: Likewise.
1140 * tree-inline.c: Likewise.
1141 * tree-profile.c: Likewise.
1142 * tree-ssa-structalias.c: Likewise.
1143 * passes.c: Likewise.
1144 * varpool.c: Likewise.
1146 2012-04-14 Tom de Vries <tom@codesourcery.com>
1148 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
1149 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
1150 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
1152 (gsi_advance_fw_nondebug_nonlocal): New function.
1153 (local_def): Removed function.
1154 (same_succ_hash): Use stmt_local_def.
1155 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
1156 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
1158 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1160 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1161 and __ILP32__ for x32.
1163 2012-04-13 Martin Jambor <mjambor@suse.cz>
1166 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1167 fold_ctor_reference returns a zero constant.
1169 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
1171 * config.gcc: Add i386/gnu-user-common.h before all
1172 i386/gnu-user.h and i386/gnu-user64.h usages.
1174 * config/i386/gnu-user-common.h: New.
1176 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
1177 (CC1_SPEC): Likewise.
1178 (ENDFILE_SPEC): Likewise.
1179 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
1180 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
1181 (TARGET_OS_CPP_BUILTINS): Likewise.
1182 (LIBGCC2_HAS_TF_MODE): Likewise.
1183 (LIBGCC2_TF_CEXT): Likewise.
1184 (TF_SIZE): Likewise.
1185 (TARGET_ASM_FILE_END): Likewise.
1186 (STACK_CHECK_MOVING_SP): Likewise.
1187 (STACK_CHECK_STATIC_BUILTIN): Likewise.
1188 * config/i386/gnu-user64.h: Likewise.
1190 2012-04-13 Martin Jambor <mjambor@suse.cz>
1192 * expr.c (expand_expr_real_1): Pass type, not the expression, to
1193 set_mem_attributes for a memory temporary. Do not call the function
1194 for the memory temporary created for a bitfield.
1196 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
1199 * df.h (enum debug_temp_where): New.
1200 (dead_debug_init, dead_debug_finish) Declare.
1201 (dead_debug_add, dead_debug_insert_temp): Declare.
1202 (struct dead_debug_use, struct dead_debug): Moved from...
1203 * df-problems.c: ... here.
1204 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
1206 (df_create_unused_note): Likewise.
1207 (df_set_dead_notes_for_mw): Move comment where it belongs.
1208 (dead_debug_init): Export.
1209 (dead_debug_reset_uses): New, factored out of...
1210 (dead_debug_finish): ...this. Export.
1211 (dead_debug_reset): Remove.
1212 (dead_debug_add): Export.
1213 (dead_debug_insert_before): Rename to...
1214 (dead_debug_insert_temp): ... this. Add where argument. Export.
1215 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
1216 Return insertion count.
1217 (df_note_bb_compute): Adjust.
1218 * dce.c (word_dce_process_block): Adjust dead debug uses.
1219 (dce_process_block): Likewise.
1221 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
1223 * df-problems.c (df_note_bb_compute): Do not take note of
1224 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
1226 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
1229 * var-tracking.c (expand_depth): New type.
1230 (onepart_aux, expand_loc_callback_data): Change depth type to it.
1231 (loc_exp_dep_alloc): Adjust initializer.
1232 (update_depth): Use new type. Add entryvals.
1233 (vt_expand_var_loc_chain): Take note of expansions with
1234 ENTRY_VALUEs, but don't accept them right away. Run an optional
1235 second pass accepting the minimum ENTRY_VALUE count found in the
1237 (vt_expand_loc_callback, INIT_ELCD): Adjust.
1239 2012-04-13 Tom de Vries <tom@codesourcery.com>
1241 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1242 parameters vuse and vuse_escaped.
1243 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1244 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1247 2012-04-13 Richard Guenther <rguenther@suse.de>
1249 PR tree-optimization/52969
1250 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1251 the condition for the COND_EXPR and handle predicate negation
1252 by swapping the COND_EXPR arms.
1254 2012-04-13 Nick Clifton <nickc@redhat.com>
1256 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
1257 TODO_dump_func flag.
1259 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
1261 PR rtl-optimization/52203
1262 PR rtl-optimization/52715
1264 Revert the 2012-03-07 fix for PR 52203.
1265 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
1266 the insn does not modify DFA right before issuing, adjust
1267 issue_rate accordingly.
1269 2012-04-13 Richard Guenther <rguenther@suse.de>
1272 * c-typeck.c (pointer_diff): Remove bogus assert.
1274 2012-04-13 Richard Guenther <rguenther@suse.de>
1277 * convert.c (convert_to_pointer): Remove special-casing of zero.
1279 2012-04-13 Joey Ye <joey.ye@arm.com>
1281 * config/arm/constraints.md (Pe): New constraint.
1282 * config/arm/arm.md: New split for imm 256-510.
1284 2012-04-13 Terry Guo <terry.guo@arm.com>
1286 * config/arm/arm-cores.def: Added core cortex-m0plus.
1287 * config/arm/arm-tune.md: Regenerated.
1288 * config/arm/arm-tables.opt: Regenerated.
1289 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
1291 2012-04-13 Alan Modra <amodra@gmail.com>
1294 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
1295 tie regs on destination of sets. Delete forward declaration.
1296 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
1297 (rs6000_emit_prologue): Likewise.
1298 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
1300 (is_mem_ref): Use tie_operand to recognise stack ties.
1301 * config/rs6000/predicates.md (tie_operand): New.
1302 * config/rs6000/rs6000.md (restore_stack_block): Generate new
1304 (restore_stack_nonlocal): Likewise.
1305 (stack_tie): Update.
1306 (frame_tie): Delete.
1308 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1310 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
1311 HOST_WIDE_INT_PRINT_DEC in format strings.
1313 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
1316 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
1317 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
1318 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
1319 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
1320 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
1321 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
1322 avx2_permvarv8si using VI4F_256 mode iterator.
1323 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
1324 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
1325 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
1326 gen_avx2_permvarv8sf.
1327 (expand_vec_perm_pshufb): Ditto.
1329 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1332 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1333 the list of options to enable the FCFID instruction.
1334 (TARGET_EXTRA_BUILTINS): Adjust comment.
1336 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1338 PR tree-optimization/18589
1339 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
1340 (operand_entry): Add count field.
1341 (add_repeat_to_ops_vec): New function.
1342 (completely_remove_stmt): Likewise.
1343 (remove_def_if_absorbed_call): Likewise.
1344 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
1345 (acceptable_pow_call): New function.
1346 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
1347 entries with repeat counts when found.
1348 (repeat_factor_d): New struct and associated typedefs.
1349 (repeat_factor_vec): New static vector variable.
1350 (compare_repeat_factors): New function.
1351 (get_reassoc_pow_ssa_name): Likewise.
1352 (attempt_builtin_powi): Likewise.
1353 (reassociate_bb): Call attempt_builtin_powi.
1354 (fini_reassoc): Two new calls to statistics_counter_event.
1356 2012-04-12 Richard Guenther <rguenther@suse.de>
1358 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
1359 * cgraph.h (tree_rest_of_compilation): Remove.
1360 * cgraph.c (cgraph_add_new_function): Move ...
1361 * cgraphunit.c (cgraph_add_new_function): ... here.
1362 (tree_rest_of_compilation): Make static.
1363 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
1364 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
1365 gate_all_early_local_passes, execute_all_early_local_passes,
1366 pass_early_local_passes, gate_all_early_optimizations,
1367 pass_all_early_optimizations): Move ...
1368 * passes.c (gate_all_optimizations, pass_all_optimizations,
1369 gate_all_early_local_passes, execute_all_early_local_passes,
1370 pass_early_local_passes, gate_all_early_optimizations,
1371 pass_all_early_optimizations): ... here.
1372 * tree-optimize.c (execute_free_datastructures): Remove.
1373 * tree-flow.h (execute_free_datastructures): Remove.
1374 * tree-optimize.c (execute_init_datastructures,
1375 pass_init_datastructures): Move ...
1376 * tree-ssa.c (execute_init_datastructures,
1377 pass_init_datastructures): ... here.
1378 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
1379 execute_free_datastructures.
1381 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
1383 * dbgcnt.def (ira_move): New counter.
1384 * ira-int.h (ira_create_new_reg): Declare function.
1385 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
1386 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
1387 no longer static. All callers changed.
1388 * ira.c: Include "dbgcnt.h".
1389 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
1390 move_unallocated_pseudos): New static functions.
1391 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
1392 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
1393 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
1394 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
1395 to the pseudos generated in find_moveable_pseudos.
1396 * Makefile.in (ira.o): Add $(DBGCNT_H).
1398 2012-04-12 Richard Guenther <rguenther@suse.de>
1400 PR tree-optimization/52943
1401 * tree-chrec.h (chrec_is_positive): Remove.
1402 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1403 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1404 Return false for a constant zero instead of negative.
1405 (analyze_siv_subscript_cst_affine): Handle zero difference
1406 in the initial condition explicitely.
1408 2012-04-12 Richard Guenther <rguenther@suse.de>
1410 * tree-parloops.c (parallelize_loops): Also consult the upper
1411 bound for the number of iterations.
1412 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
1413 (loop_prefetch_arrays): Likewise.
1415 2012-04-12 Richard Guenther <rguenther@suse.de>
1417 * cfgloop.h (estimated_loop_iterations_int): Ditch
1418 'conservative' parameter.
1419 (max_stmt_executions_int): Likewise.
1420 (estimated_loop_iterations): Likewise.
1421 (max_stmt_executions): Likewise.
1422 (max_loop_iterations): Declare.
1423 (max_loop_iterations_int): Likewise.
1424 (estimated_stmt_executions): Likewise.
1425 (estimated_stmt_executions_int): Likewise.
1426 * tree-ssa-loop-niter.c (estimated_loop_iterations):
1428 (max_loop_iterations): ... this.
1429 (estimated_loop_iterations_int): Split parts to ...
1430 (max_loop_iterations_int): ... this.
1431 (max_stmt_executions_int): Split parts to ...
1432 (estimated_stmt_executions_int): ... this.
1433 (max_stmt_executions): Split parts to ...
1434 (estimated_stmt_executions): ... this.
1435 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
1436 * predict.c (predict_loops): Likewise.
1437 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
1438 (analyze_siv_subscript_cst_affine): Likewise.
1439 (compute_overlap_steps_for_affine_1_2): Likewise.
1440 (analyze_subscript_affine_affine): Likewise.
1441 (init_omega_for_ddr_1): Likewise.
1442 * tree-parloops.c (parallelize_loops): Likewise.
1443 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
1444 (may_eliminate_iv): Likewise.
1445 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
1446 (loop_prefetch_arrays): Likewise.
1447 * tree-vrp.c (adjust_range_with_scev): Likewise.
1449 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
1451 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
1452 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
1454 (dump_table): Use bool type for need_align and have_df variables.
1455 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
1456 (regs_used): Remove register modifier.
1457 (barrier_align): Move variables slot, credit, jump_to_next
1458 into if block above for loop. Use bool type for jump_to_next.
1459 (sh_function_arg): Use NULL_RTX instead of 0.
1461 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
1463 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
1464 (bswapsi2): New expander.
1466 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
1468 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
1469 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
1471 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
1473 PR rtl-optimization/52876
1474 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
1475 Don't call mark_reg_pointer for incompatible pointer sign extension.
1477 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
1480 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
1482 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
1483 comparisons against TYPE_PRECISION.
1484 * tree-ssa-forwprop.c (combine_conversions): Likewise.
1486 2012-04-11 Xinliang David Li <davidxl@google.com>
1488 * tree-passes.h: Remove TODO_dump_func.
1489 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
1490 * trans-mem.c: Remove TODO_dump_func.
1491 * ira.c: Remove TODO_dump_func.
1493 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
1495 * config/i386/i386.c (ix86_option_override_internal): Check
1496 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
1497 after TARGET_64BIT is updated.
1499 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
1501 * config/sh/sh.h: Remove old secondary reload code.
1503 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
1505 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
1506 (ready_reorder): ... this function.
1508 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
1510 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
1513 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
1514 insns so that no other insn is queued for a time before them.
1516 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
1519 2012-04-11 Richard Guenther <rguenther@suse.de>
1522 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
1523 consider loop nesting.
1524 (evolution_function_is_univariate_p): Properly check the remainder
1527 2012-04-11 Richard Guenther <rguenther@suse.de>
1530 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
1532 2012-04-11 Nick Clifton <nickc@redhat.com>
1534 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
1535 information, if requested.
1537 * config/rx/rx.c (rx_expand_prologue): Likewise.
1539 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
1540 Michael Matz <matz@suse.de>
1543 * rtlanal.c (unsigned_reg_p): New function.
1544 Update copyright notice dates.
1545 * rtl.h (unsigned_reg_p): Prototype it.
1546 Update copyright notice dates.
1547 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
1549 * expr.c (expand_expr_real_1): Set register attributes.
1550 * stmt.c (expand_case): Likewise.
1552 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
1555 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
1556 consider_sh2a and allow_zero.
1557 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
1558 (disp_addr_displacement): New function.
1559 (sh_address_cost): Use disp_addr_displacement function instead
1560 of DISP_ADDR_OFFSET.
1561 (sh_legitimate_address_p): Adapt to changed
1562 sh_legitimate_index_p declaration.
1563 (sh_find_mov_disp_adjust): Remove HImode check.
1564 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
1565 disp_addr_displacement and max_mov_insn_displacement.
1566 (max_mov_insn_displacement): Remove HImode check.
1567 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
1568 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
1569 * config/sh/constraints.md (K05, K13): New constraints.
1570 (K12): Correct comment.
1571 (Sdd): Do not use DISP_ADDR_P macro.
1572 (Snd, Sbw): Use satisfies_constraint_Sdd.
1573 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
1574 (*extendhisi2_compact, movhi_i): Remove.
1575 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
1576 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
1577 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
1578 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
1579 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
1580 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
1581 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
1583 Add new peepholes for HImode displacement addressing.
1585 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
1587 * config/sh/sh.h (SIDI_OFF): Remove.
1588 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
1589 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
1592 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
1595 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
1596 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
1597 * doc/md.texi (Standard Names): Add bswap.
1598 * builtin-types.def (BT_UINT16): New primitive type.
1599 (BT_FN_UINT16_UINT16): New function type.
1600 * builtins.def (BUILT_IN_BSWAP16): New.
1601 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
1602 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
1603 expand_builtin_bswap.
1604 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
1605 (fold_builtin_1): Likewise.
1606 (is_inexpensive_builtin): Likewise.
1607 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
1608 missing bits for bswap to libcall code.
1609 * tree.c (build_common_tree_nodes): Build uint16_type_node.
1610 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
1611 (uint16_type_node): New define.
1612 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
1613 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
1615 (rs6000_init_builtins): Likewise.
1616 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
1618 2012-04-11 Tristan Gingold <gingold@adacore.com>
1620 * doc/extend.texi (Type Attributes): Move paragraph.
1622 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
1625 * diagnostic.h (show_caret): Declare.
1626 (caret_max_width): Declare.
1627 (diagnostic_show_locus): Declare.
1628 * diagnostic.c (diagnostic_initialize): Initialize to false.
1629 (diagnostic_show_locus): New.
1630 (diagnostic_report_diagnostic): Call it.
1631 (getenv_columns): New.
1633 (diagnostic_set_caret_max_width): New.
1634 * input.c (read_line): New.
1635 (location_get_source_line): New.
1636 * input.h (location_get_source_line): Declare.
1637 * toplev.c (general_init): Initialize show_caret from options.
1638 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
1639 * opts.c (common_handle_option): Likewise.
1640 * pretty-print.h (pp_get_prefix): New.
1641 (pp_base_get_prefix): New.
1642 * common.opt (fdiagnostics-show-caret): New option.
1643 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
1645 2012-04-11 Richard Guenther <rguenther@suse.de>
1647 PR rtl-optimization/52881
1648 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
1650 2012-04-11 Richard Guenther <rguenther@suse.de>
1652 PR tree-optimization/52912
1653 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
1654 manipulation code we are threading through a loop header
1655 to an exit destination.
1657 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1659 * tree.h (warn_if_unused_value): Move declaration from here.
1660 * stmt.c (warn_if_unused_value): Move definition from here.
1662 2010-04-10 Michael Matz <matz@suse.de>
1664 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
1666 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
1667 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
1668 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
1669 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
1670 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
1671 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
1672 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
1673 (vect_record_strided_load_vectors): Rename to
1674 vect_record_grouped_load_vectors.
1675 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
1676 Rename use of above macros.
1677 (vect_verify_datarefs_alignment): Ditto.
1678 (vector_alignment_reachable_p): Ditto.
1679 (vect_peeling_hash_get_lowest_cost): Ditto.
1680 (vect_enhance_data_refs_alignment): Ditto.
1681 (vect_analyze_group_access): Ditto and rename stride to groupsize.
1682 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
1683 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
1684 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
1685 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
1686 (vect_record_strided_load_vectors): Rename to
1687 vect_record_grouped_load_vectors.
1688 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
1689 (destroy_loop_vec_info): Ditto.
1690 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
1691 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
1692 (vect_analyze_slp): Ditto.
1693 (new_bb_vec_info): Ditto.
1694 (destroy_bb_vec_info): Ditto.
1695 (vect_schedule_slp_instance): Ditto and rename strided_store to
1697 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
1698 vect_cost_group_size.
1699 (vect_model_store_cost): Rename use of above macros and call
1700 to vect_cost_strided_group_size.
1701 (vect_model_load_cost): Ditto.
1702 (vectorizable_store): Ditto, rename strided_store to grouped_store
1703 and calls to renamed tree-vectorizer.h functions.
1704 (vectorizable_load): Ditto.
1705 (vect_transform_stmt): Rename use of above macros and strided_store
1708 2012-04-10 Jan Hubicka <jh@suse.cz>
1710 * cgraph.h: Remove misledaing comment on ipa-ref.h.
1711 (symtab_type): New enum.
1712 (symtab_node): New structure.
1713 (cgraph_node, varpool_node): Add symbol base type.
1714 (cgraph, varpool): New accestor functions.
1715 * cgraph.c (cgraph_create_node_1): Set symbol type.
1716 * varpool.c (varpool_node): Set symbol type.
1718 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1719 Richard Sandiford <rdsandiford@googlemail.com>
1721 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
1723 2012-04-10 Richard Guenther <rguenther@suse.de>
1726 * gimple-low.c (gimple_check_call_args): Properly account for
1727 compatible aggregate types.
1729 2012-04-10 Richard Guenther <rguenther@suse.de>
1731 * toplev.h (tree_rest_of_compilation): Remove.
1732 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1733 * cgraph.h (tree_rest_of_compilation): Declare.
1734 * tree-optimize.c (tree_rest_of_compilation): Move ...
1735 * cgraphunit.c (tree_rest_of_compilation): ... here.
1736 * cgraph.c (cgraph_add_new_function): Adjust.
1737 * Makefile.in (tree-optimize.o): Adjust.
1738 (cgraphunit.o): Likewise.
1740 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
1742 PR tree-optimization/52870
1743 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
1744 presumed pattern statement is within the same loop or basic block.
1746 2012-04-10 Tristan Gingold <gingold@adacore.com>
1748 * gengtype.c (main): Make uintptr_t a known type.
1750 2012-04-10 Richard Guenther <rguenther@suse.de>
1752 * tree-pass.h (tree_lowering_passes): Remove.
1753 * tree-optimize.c (tree_lowering_passes): Remove.
1754 * cgraph.c (cgraph_add_new_function): Inline relevant parts
1755 of tree_lowering_passes, avoid redundant call of early local passes.
1756 * cgraphunit.c (cgraph_lower_function): Fold into ...
1757 (cgraph_analyze_function): ... its single caller. Inline
1758 relevant parts of tree_lowering_passes.
1760 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
1763 * config/pa/pa.opt: Remove SIO and GNU_LD.
1765 2012-04-09 Jan Hubicka <jh@suse.cz>
1770 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
1771 boundary, add its target too.
1772 * lto.c (add_references_to_partition): Add also aliased nodes.
1773 (add_cgraph_node_to_partition,
1774 add_varpool_node_to_partition): Work on nodes, not functions/variables;
1775 when adding alias, add also the aliased object.
1777 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
1780 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
1781 VOIDmode immediate operands.
1782 * config/i386/constraints.md (Wz): New constraint.
1783 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
1785 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1788 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1789 the DECL generated for the special GOT helper.
1791 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
1793 * config/sh/constraints.md: Update list of constraints in
1795 (Sr0): Remove unused memory constraint.
1797 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1799 * tree-pretty-print.h: Update comment.
1801 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
1803 * config/sh/sh.md: Use braced string notation where applicable.
1804 (*prefetch_i4, prefetch_m2a): Merge into ...
1805 (*prefetch): ... this new insn.
1807 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
1809 * config/sh/sh.h (high_life_started): Remove
1810 * config/sh/predicates.md (general_movdst_operand): Use
1811 'reload_in_progress' instead of 'high_life_started'.
1812 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
1813 divsi_inv_fp): Likewise.
1815 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
1817 * config/sh/sh-protos.h (prepare_move_operands): Return void
1819 * config/sh/sh.c (prepare_move_operands): Likewise.
1820 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
1822 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
1824 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
1825 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
1826 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
1827 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
1828 commutative_float_operator, noncommutative_float_operator,
1829 sh_handle_pragma): Remove.
1831 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
1833 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
1834 Use @option markup on command-line options. Use @samp markup on
1835 literal keywords to options. Use @code markup on code fragments.
1836 Use other markup in preference to quotation marks in the text.
1837 Add markup to some passages without any.
1839 2012-04-06 Mike Stump <mikestump@comcast.net>
1841 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
1843 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
1845 * config/sh/sh.c (hi_const): Remove.
1846 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
1849 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
1851 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
1853 * config/sh/sh.c (sh_expand_t_scc): Likewise.
1854 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
1855 calling sh_expand_t_scc.
1857 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
1859 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
1860 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
1861 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
1862 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
1863 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
1864 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
1865 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
1866 sh2a_is_function_vector_call): Use bool as return type.
1867 (sh_pass_in_reg_p): Remove.
1868 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
1869 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
1870 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
1871 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
1872 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
1873 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
1874 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
1875 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
1876 sh_loads_bankedreg_p): Use bool as return type.
1877 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
1878 'register' modifier.
1880 2012-04-06 Matt Turner <mattst88@gmail.com>
1882 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1884 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1886 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1887 of the destination isn't also a FP_REGS register.
1889 2012-04-05 Teresa Johnson <tejohnson@google.com>
1890 H.J. Lu <hongjiu.lu@intel.com>
1892 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
1893 * config/i386/i386.md (move immediate to memory peephole2):
1894 Add cases for HImode move when LCP stall avoidance is needed.
1895 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1896 X86_TUNE_LCP_STALL entry.
1898 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
1901 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
1902 CONST_INT operands, zero-extended with AND.
1904 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
1907 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
1908 first argument instead of mode size. Move displacement calculations
1910 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
1911 ... these new functions.
1912 (disp_adjust): Remove max_mov_disp field.
1913 (sh_legitimate_index_p): Use max_mov_insn_displacement and
1914 mov_insn_alignment_mask.
1915 (sh_address_cost): Use max_mov_insn_displacement.
1917 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
1919 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
1920 (arch_enabled): Handle new arch types.
1921 (one_cmpldi2): Add NEON support.
1923 2012-04-05 Richard Guenther <rguenther@suse.de>
1925 * gimple.c (walk_gimple_op): Compute val_only for the LHS
1926 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
1927 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
1928 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
1929 ... here and make static.
1930 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
1933 2012-04-05 Richard Guenther <rguenther@suse.de>
1935 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
1936 basic-block before removing it.
1938 2012-04-05 Richard Guenther <rguenther@suse.de>
1940 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
1941 version namespace as we release the freelist.
1943 2012-04-05 Richard Guenther <rguenther@suse.de>
1945 * tree-nrv.c (tree_nrv): Release VDEFs.
1946 * tree-sra.c (sra_modify_constructor_assign): Likewise.
1947 (sra_modify_assign): Likewise.
1948 * tree-vect-stmts.c (vect_remove_stores): Likewise.
1949 * tree-vect-loop.c (vect_transform_loop): Likewise.
1950 * tree-ssa-dom.c (optimize_stmt): Likewise.
1951 * tree-vect-slp.c (vect_schedule_slp): Likewise.
1952 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
1954 2012-04-05 Richard Guenther <rguenther@suse.de>
1956 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
1958 * gimple.h (gsi_remove): Adjust.
1959 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
1960 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
1961 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
1962 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
1963 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
1964 * tree-ssa-pre.c (eliminate): Likewise.
1966 2012-04-04 Mike Stump <mikestump@comcast.net>
1968 * doc/rtl.texi (const_double): Document as sign-extending.
1969 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
1970 * emit-rtl.c (immed_double_int_const): Refine to state the
1972 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
1973 CONST_DOUBLE integers.
1974 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
1975 negative values are converted. Fix conversions bigger than
1976 HOST_BITS_PER_WIDE_INT.
1977 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
1978 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
1979 * explow.c (plus_constant_mode): Add.
1980 (plus_constant): Implement with plus_constant_mode.
1981 * rtl.h (plus_constant_mode): Add.
1983 2012-04-04 Richard Guenther <rguenther@suse.de>
1985 PR tree-optimization/52808
1986 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
1987 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
1989 2012-04-04 Tristan Gingold <gingold@adacore.com>
1991 * expr.c (expand_expr_real_2): Handle larger sizetype in
1994 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1996 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
1997 to m2a-single instead of m2e.
1999 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2001 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2002 Change type of BITOFFSET to signed. Make sure the lower bound of
2003 the computed range is non-negative by adjusting OFFSET and BITPOS.
2004 (expand_assignment): Adjust call to get_bit_range.
2006 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
2008 * h8300/h8300.c (h8300_current_function_monitor_function_p):
2009 New function. Added to check monitor functions.
2010 (h8300_option_override): Modified to generate error/warning
2011 messages for invalid combinations of different command line
2013 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
2014 save EXR on stack for monitor function in case of H8S target
2015 when "-mno-exr" is passed.
2016 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
2018 * doc/invoke.texi: Document H8S options.
2020 2012-04-03 Tristan Gingold <gingold@adacore.com>
2022 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
2023 of gcc_AC_FUNC_MMAP_BLACKLIST.
2024 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
2025 * Makefile.in (aclocal_deps): Add mmap.m4.
2026 * configure: Regenerate.
2027 * aclocal.m4: Regenerate.
2029 2012-04-03 Richard Guenther <rguenther@suse.de>
2031 PR tree-optimization/52808
2032 * tracer.c (tail_duplicate): Return whether we have duplicated
2034 (tracer): If we have duplicated any block, cleanup the CFG.
2035 * cfghooks.c (duplicate_block): If we duplicated a loop
2036 header but not its loop, destroy the loop because it now has
2038 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
2039 the cfg manipulation routines we are not creating a multiple
2042 2012-04-03 Tristan Gingold <gingold@adacore.com>
2044 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
2046 (vms_c_common_override_options): Allow parameterless variadic
2049 2012-04-03 Jakub Jelinek <jakub@redhat.com>
2051 PR tree-optimization/52835
2052 * tree-data-ref.c (build_rdg): Return NULL if
2053 compute_data_dependences_for_loop failed.
2055 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2057 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
2058 for REAL_CST as well.
2059 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
2060 In the bitfield case, if the value is a REAL_CST, convert it first to
2063 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
2065 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
2066 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
2067 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
2069 * config/i386/biarchx32.h: New.
2071 2012-04-02 Anatoly Sokolov <aesok@post.ru>
2073 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
2074 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2075 (arm_preferred_reload_class): New function.
2077 2012-04-02 Richard Guenther <rguenther@suse.de>
2079 PR tree-optimization/52756
2080 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
2081 (thread_through_loop_header): After threading through the loop latch
2082 remove the split part from the loop and clear further threading
2083 opportunities that would create a multiple entry loop.
2085 2012-04-02 Richard Guenther <rguenther@suse.de>
2087 PR rtl-optimization/52800
2088 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
2089 CLEANUP_CFG_CHANGED.
2091 2012-04-02 Richard Guenther <rguenther@suse.de>
2094 * loop-init.c (gate_handle_loop2): Destroy loops here if
2095 we don't enter RTL loop optimizers.
2097 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
2100 2012-03-29 Richard Guenther <rguenther@suse.de>
2102 * rtl.h (extended_count): Remove.
2103 * combine.c (extended_count): Remove.
2105 2012-04-02 Dodji Seketeli <dodji@redhat.com>
2108 * pt.c (more_specialized_fn): Don't apply decay conversion to
2109 types of function parameters.
2111 2012-04-02 Tristan Gingold <gingold@adacore.com>
2113 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
2114 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
2115 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
2116 (ggc_pch_this_base): Use uintptr_t instead of size_t.
2118 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
2121 * config/i386/i386.c (ix86_option_override_internal): Don't
2122 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
2124 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
2126 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
2127 (stmt_can_make_abnormal_goto): Use it.
2128 (is_ctrl_altering_stmt): Likewise.
2130 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
2131 Kaz Kojima <kkojima@gcc.gnu.org>
2133 * config/sh/sh.c (push_regs): Skip banked registers when
2134 resbank attribute is specified.
2135 (sh_expand_epilogue): Likewise.
2137 2012-03-30 Richard Henderson <rth@redhat.com>
2140 * combine-stack-adj.c (prev_active_insn_bb): New.
2141 (next_active_insn_bb): New.
2142 (force_move_args_size_note): New.
2143 (combine_stack_adjustments_for_block): Use it.
2145 2012-03-30 Richard Henderson <rth@redhat.com>
2147 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
2148 (ix86_expand_vector_init_duplicate): Initialize it.
2149 (expand_vec_perm_palignr): Likewise.
2150 (ix86_expand_vec_perm_const): Likewise.
2151 (ix86_vectorize_vec_perm_const_ok): Likewise.
2152 (expand_vec_perm_blend): Use it.
2153 (expand_vec_perm_vpermil): Likewise.
2154 (expand_vec_perm_pshufb): Likewise.
2155 (expand_vec_perm_1): Likewise.
2156 (expand_vec_perm_pshuflw_pshufhw): Likewise.
2157 (expand_vec_perm_interleave2): Likewise.
2158 (expand_vec_perm_vpermq_perm_1): Likewise.
2159 (expand_vec_perm_vperm2f128): Likewise.
2160 (expand_vec_perm_interleave3): Likewise.
2161 (expand_vec_perm_vperm2f128_vblend): Likewise.
2162 (expand_vec_perm_vpshufb2_vpermq): Likewise.
2163 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
2164 (expand_vec_perm_broadcast): Likewise.
2165 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
2167 2012-03-30 Richard Henderson <rth@redhat.com>
2169 * dwarf2out.c (gen_variable_die): Initialize off.
2171 2012-03-30 Tristan Gingold <gingold@adacore.com>
2173 * config/vms/vms-f.c: New file.
2174 * config/vms/t-vms (vms-f.o): New rule.
2175 * config.gcc (*-*-*vms*): Define fortran_target_objs.
2177 2012-03-30 Richard Guenther <rguenther@suse.de>
2179 PR tree-optimization/52754
2180 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2181 propagate arbitrary addresses into really plain dereferences.
2183 2012-03-30 Richard Guenther <rguenther@suse.de>
2186 * except.c (emit_to_new_bb_before): Move loop updating ...
2187 (dw2_build_landing_pads): ... here. Use a proper block for
2188 querying the loop father.
2190 2012-03-30 Tristan Gingold <gingold@adacore.com>
2192 * config/ia64/ia64.c (ia64_section_type_flags): Remove
2193 common_object attribute handling.
2194 (SECTION_VMS_OVERLAY): Remove
2195 (ia64_vms_common_object_attribute): Replace abort with an assert.
2196 Do not set DECL_SECTION_NAME.
2197 (ia64_vms_output_aligned_decl_common): Handle common_object
2199 (ia64_vms_elf_asm_named_section): Remove.
2200 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
2202 2012-03-30 Richard Guenther <rguenther@suse.de>
2205 * double-int.c (rshift_double): Remove not needed cast.
2207 2012-03-30 Richard Guenther <rguenther@suse.de>
2209 * tree-affine.h (print_aff): Remove.
2210 * tree-affine.c (print_aff): Make static.
2211 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
2212 (get_references_in_stmt): Likewise.
2213 (print_direction_vector): Likewise.
2214 (print_dir_vectors): Likewise.
2215 (print_dist_vectors): Likewise.
2216 (dump_subscript): Likewise.
2217 (dump_ddrs): Likewise.
2218 (dump_dist_dir_vectors): Likewise.
2219 (dump_data_references): Likewise.
2220 (dump_data_dependence_relation): Likewise.
2221 (dump_data_dependence_direction): Likewise.
2222 (dump_rdg_vertex): Likewise.
2223 (dump_rdg_component): Likewise.
2224 (debug_ddrs): Declare.
2225 (struct data_ref_loc_d): Move ...
2226 * tree-data-ref.c (struct data_ref_loc_d): ... here.
2227 (get_references_in_stmt): Make static.
2228 (dump_data_references): Likewise.
2229 (dump_subscript): Likewise.
2230 (print_direction_vector): Likewise.
2231 (print_dir_vectors): Likewise.
2232 (print_dist_vectors): Likewise.
2233 (dump_data_dependence_relation): Likewise.
2234 (dump_dist_dir_vectors): Likewise.
2235 (dump_ddrs): Likewise.
2236 (dump_rdg_vertex): Likewise.
2237 (dump_rdg_component): Likewise.
2238 (debug_ddrs): New function.
2239 (access_matrix_get_index_for_parameter): Remove.
2241 2012-03-30 Tristan Gingold <gingold@adacore.com>
2243 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
2244 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
2245 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
2246 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
2247 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
2248 (vms_patch_builtins): Handle new flags
2249 * config/vms/vms-crtlmap.map: Completed using nm on
2250 c and math system libraries.
2251 * config/vms/make-crtlmap.awk: Handle any number of flags.
2253 2012-03-30 Martin Jambor <mjambor@suse.cz>
2255 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
2256 is a builtin_stack_save in a dominating BB.
2258 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
2260 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
2261 crossing 128bit lane boundary.
2263 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2265 * ira-color.c (setup_left_conflict_sizes_p): Process all
2266 conflicting objects.
2268 2012-03-29 Jakub Jelinek <jakub@redhat.com>
2270 PR tree-optimization/52760
2271 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
2272 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
2274 2012-03-29 Richard Guenther <rguenther@suse.de>
2276 * cgraph.h (cgraph_materialize_all_clones): Remove.
2277 (reset_inline_failed): Likewise.
2278 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
2279 * cgraphbuild.c (reset_inline_failed): Remove.
2280 * rtl.h (cse_main): Remove.
2281 (extended_count): Likewise.
2282 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
2283 (cse_main): Make static.
2284 * combine.c (extended_count): Remove.
2285 (dump_combine_stats): Mark as DEBUG_FUNCTION.
2286 * basic-block.h (reorder_basic_blocks): Remove.
2287 * bb-reorder.c (reorder_basic_blocks): Make static.
2288 * Makefile.in (dse.o): Remove dse.h dependency.
2290 * dse.c (gate_dse): Remove.
2291 (clear_alias_mode_eq): Likewise.
2292 (clear_alias_mode_hash): Likewise.
2293 (dse_record_singleton_alias_set): Likewise.
2294 (dse_invalidate_singleton_alias_set): Likewise.
2296 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
2298 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
2299 crtbegin_so%O%s for -shared.
2300 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
2302 2012-03-29 Richard Guenther <rguenther@suse.de>
2304 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
2305 (add_to_value): Remove.
2306 (print_value_expressions): Likewise.
2307 * tree-ssa-pre.c (add_to_value): Make static.
2308 (print_value_expressions): Likewise.
2309 * gimple.h (gimple_adjust_this_by_delta): Remove.
2310 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
2312 2012-03-29 Richard Guenther <rguenther@suse.de>
2315 * double-int.h (rshift_double): Remove.
2316 * double-int.c (lshift_double): Use absu_hwi to make count positive.
2317 (rshift_double): Make static, take unsigned count argument,
2318 remove handling of negative count argument.
2319 (double_int_rshift): Dispatch to lshift_double.
2321 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
2323 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
2326 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
2327 (SPEC_X32): Likewise.
2328 (MULTILIB_DEFAULTS): Likewise.
2330 * config/i386/i386.c (isa_opts): Remove -m64.
2331 (ix86_target_string): Properly handle -m32/-m64/-mx32.
2332 (ix86_option_override_internal): Properly
2333 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
2334 handle -m32, -m64 and -mx32.
2336 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
2337 with OPTION_ABI_X32. Moved after TARGET_LP64.
2338 (TARGET_LP64): Changed to OPTION_ABI_64.
2340 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
2341 (mx32): Replace ISA_X32 with ABI_X32.
2343 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
2345 * tree.c (tree_size) <VECTOR_CST>: New case.
2347 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
2349 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
2350 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
2352 2012-03-28 Jakub Jelinek <jakub@redhat.com>
2355 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
2356 __builtin_va_start to __builtin_next_arg if the latter is
2357 builtin_decl_explicit_p rather than when it is not.
2360 * tree-vect-generic.c (vector_element): Perform multiplication
2361 for pos in bitsizetype type instead of idx type.
2363 2012-03-28 Richard Guenther <rguenther@suse.de>
2365 * loop-init.c (loop_optimizer_init): If loops are preserved
2366 perform incremental initialization of required loop features.
2367 (loop_optimizer_finalize): If loops are to be preserved only
2368 clean up optional loop features.
2369 (rtl_loop_done): Forcefully free loops here.
2370 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
2371 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
2373 (construct_init_block): Likewise.
2374 (construct_exit_block): Likewise.
2375 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
2376 the CFG after expanding.
2377 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
2378 If we needed to calculate them, free them afterwards.
2379 * tree-pass.h (PROP_loops): New define.
2380 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
2381 * basic-block.h (CLEANUP_CFG_CHANGED): New.
2382 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
2383 (cleanup_cfg): If we did something and have loops around, fix them up.
2384 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
2385 with CLEANUP_CFG_CHANGED.
2386 * cfghooks.c (merge_blocks): If we merge a loop header into
2387 its predecessor, update the loop structure.
2388 (duplicate_block): If we copy a loop latch, adjust loop state
2389 to note we may have multiple latches.
2390 (delete_basic_block): Mark loops for fixup if we remove a loop.
2391 * cfganal.c (forwarder_block_p): Protect loop latches, headers
2393 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
2394 (cfg_layout_can_merge_blocks_p): Likewise.
2395 * cprop.c (bypass_block): If we create a loop with multiple
2396 entries, mark it for removal.
2397 * except.c (emit_to_new_bb_before): Add the new basic-block
2399 * tree-eh.c (lower_resx): Likewise.
2400 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
2401 (expand_omp_taskreg): Likewise.
2402 * tree-inline.c (initialize_cfun): Likewise.
2403 * tree-mudflap.c (add_bb_to_loop): Prototype.
2404 (mf_build_check_statement_for): Properly add new basic-blocks
2406 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
2407 if we remove a loop.
2408 (thread_through_loop_header): Likewise.
2409 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
2410 new basic-blocks to existing loops.
2411 (expand_transaction): Likewise.
2412 * Makefile.in (except.o): Add $(CFGLOOP_H).
2414 (cgraph.o): Likewise.
2415 (cprop.o): Likewise.
2416 (cfgexpand.o): Likewise.
2417 (cfganal.o): Likewise.
2418 (trans-mem.o): Likewise.
2419 (tree-eh.o): Likewise.
2421 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
2424 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
2425 (avr_builtin_decl): New static function.
2426 (struct avr_builtin_description, avr_bdesc): Move up.
2427 Add GTY marker. Add field fndecl. Remove redundant field id.
2428 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
2429 (avr_expand_builtin): Code cleanup because .id is removed.
2431 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
2434 * config.gcc (tm_file): Remove avr/multilib.h.
2436 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
2438 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
2439 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
2440 * config/avr/t-avr: Remove generation of multilib.h.
2441 * config/avr/t-multilib: Regenerate.
2442 * config/avr/multilib.h: Remove.
2443 * config/avr/avr.opt (-msp8): New option.
2444 (avr_sp8): New variable.
2445 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
2446 * config/avr/avr.h (AVR_HAVE_SPH): New define.
2447 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
2448 (avr_device_to_sp8): New prototype.
2449 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
2450 (DRIVER_SELF_SPECS): New define.
2451 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
2452 __AVR_SP8__, __AVR_HAVE_SPH__.
2453 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
2454 AVR_HAVE_8BIT_SP to decide if SP_H is present.
2455 (avr_file_start): Ditto.
2457 2012-03-28 Jakub Jelinek <jakub@redhat.com>
2460 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
2461 instead of 8 in adjust_address.
2463 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
2466 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
2469 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
2472 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
2473 Rearrange conditional logic. Move displacement address calculations
2475 (sh_find_mov_disp_adjust): ... this new function.
2477 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
2479 * config/arm/arm.opt (mapcs): Remove MaskExists.
2480 * config/cris/linux.opt (mno-gotplt): Likewise.
2481 * config/i386/i386.opt (mhard-float): Likewise.
2483 (mno-sse4): Likewise.
2484 * config/m68k/m68k.opt (mhard-float): Likewise.
2485 * config/mep/mep.op (mcop32): Likewise.
2486 * config/pa/pa-hpux.opt (msio): Likewise.
2487 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
2488 * config/picochip/picochip.opt (mlittle): Likewise.
2489 * config/sh/sh.opt (mrenesas): Likewise.
2490 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
2491 * config/sparc/sparc.opt (mhard-float): Likewise.
2492 * config/v850/v850.opt (mv850es): Likewise.
2493 * config/vax/vax.opt (mg-float): Likewise.
2495 2012-03-27 Martin Jambor <mjambor@suse.cz>
2498 * tree-sra.c (sra_modify_assign): Do not call
2499 load_assign_lhs_subreplacements when working with an unscalarizable
2502 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
2505 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
2507 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
2508 * config/i386/i386.c: Include reload.h.
2509 (ix86_legitimize_reload_address): New function.
2511 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
2513 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
2514 hasn't been allocated. Define a target macro for Mask and
2515 InverseMask if it hasn't been defined. Remove MaskExists handling.
2517 * doc/options.texi: Remove MaskExists.
2519 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2522 * config/sh/sh.c (find_barrier): Add equality check of last_got
2523 to avoid going above orig insn. Update comments.
2525 2012-03-27 Richard Guenther <rguenther@suse.de>
2528 * fold-const.c (try_move_mult_to_index): Handle &x.array more
2531 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2533 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
2534 of a unit before computing the offset in units.
2535 * expr.c (get_bit_range): Return the null range if the enclosing record
2536 is part of a larger bit field.
2538 2012-03-27 Tristan Gingold <gingold@adacore.com>
2540 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
2541 * config/ia64/ia64.md: Remove mode in template.
2542 Sign extend operand in expand_simple_binop.
2543 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
2544 CASE_VECTOR_MODE instead of TARGET_ILP32.
2545 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
2547 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
2549 * varasm.c (assemble_external): #if 0 out the new assert from the
2550 previous commit, it breaks the Java and Go front ends.
2552 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
2554 * toplev.c (check_global_declaration_1): Do not call assemble_external.
2555 * expr.c (emit_block_move_libcall_fn): Likewise.
2556 (clear_storage_libcall_fn): Likewise.
2557 (expand_expr_addr_expr_1): Likewise.
2558 (expand_expr_real_1): Likewise.
2559 * calls.c (rtx_for_function_call): Likewise.
2561 * varasm.c (assemble_external): Assert this function is only called
2562 during or after expanding to RTL.
2564 2012-03-26 Martin Jambor <mjambor@suse.cz>
2566 PR tree-optimization/50052
2567 * tree-sra.c (tree_non_aligned_mem_p): Removed.
2568 (tree_non_aligned_mem_for_access_p): Likewise.
2569 (build_accesses_from_assign): Removed strict alignment requirements
2571 (access_precludes_ipa_sra_p): Likewise.
2573 2012-03-26 Richard Guenther <rguenther@suse.de>
2575 PR tree-optimization/52701
2576 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
2577 compute and set the evolution part of PHI nodes.
2579 2012-03-26 Richard Guenther <rguenther@suse.de>
2581 PR tree-optimization/52721
2582 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
2584 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
2586 PR tree-optimization/52686
2587 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
2590 2012-03-26 Tristan Gingold <gingold@adacore.com>
2592 * config/alpha/vms.h (LINK_SPEC): Simplify.
2593 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
2594 (NAME__MAIN, SYMBOL__MAIN): Remove.
2595 (VMS_DEBUG_MAIN_POINTER): Remove.
2596 * config/ia64/vms.h: Likewise.
2597 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
2598 code to vms.c. Call vms_start_function.
2599 * config/ia64/ia64.c (ia64_start_function): Likewise.
2600 * config/vms/vms-protos.h (vms_start_function): Declare.
2601 * config/vms/vms.c (vms_start_function): New function.
2602 * config/vms/vms.h (MATH_LIBRARY): Define.
2603 (VMS_DEBUG_MAIN_POINTER): Define.
2605 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
2607 PR rtl-optimization/52629
2608 * reload1.c (count_pseudo): Short-circuit common case.
2609 (count_spilled_pseudo): Return early for pseudos without hard regs.
2610 Assert that the pseudo has got a hard reg before manipulating it.
2612 2012-03-24 Jan Hubicka <jh@suse.cz>
2615 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
2616 (decide_is_variable_needed): Do not handle toplevel reorder here.
2617 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
2618 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
2621 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
2623 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
2624 and str_bitsize instead of more convoluted expressions.
2626 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
2629 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
2631 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
2634 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
2636 2012-03-23 Martin Jambor <mjambor@suse.cz>
2638 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
2640 2012-03-23 Richard Guenther <rguenther@suse.de>
2642 PR tree-optimization/52678
2643 * tree-vectorizer.h (struct _stmt_vec_info): Add
2644 loop_phi_evolution_part member.
2645 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
2646 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
2647 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
2648 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2649 Use the cached evolution part and the PHI nodes value from
2650 the loop preheader edge instead of re-analyzing the evolution.
2652 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2654 * config/mips/mips-tables.opt: Update.
2655 * config/mips/mips.md (processor): Add xlp.
2656 * config/mips/mips-cpus.def: Add xlp.
2657 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
2659 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
2660 * doc/invoke.texi: Mention XLP.
2662 2012-03-22 Jakub Jelinek <jakub@redhat.com>
2665 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
2666 on any new_local_var_chain vars declared during recursing on
2667 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
2669 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
2671 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
2672 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
2673 (ASM_OUTPUT_LOCAL): Ditto.
2674 (ASM_OUTPUT_COMMON): Remove.
2675 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
2676 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
2678 2012-03-22 Jan Hubicka <jh@suse.cz>
2681 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
2683 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
2684 * ipa-inline-transform.c (save_inline_function_body): Remove
2685 copied clone if needed.
2686 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
2688 2012-03-22 Richard Guenther <rguenther@suse.de>
2691 * fold-const.c (fold_ternary_loc): Fix typo.
2693 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
2696 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
2697 (unspecv): Add UNSPECV_MEMORY_BARRIER.
2698 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
2699 (delay_cycles_1, delay_cycles_2): Ditto.
2700 (delay_cycles_3, delay_cycles_4): Ditto.
2701 (nopv, *nopv): Ditto.
2702 (sleep, *sleep): Ditto.
2705 2012-03-22 Richard Guenther <rguenther@suse.de>
2707 PR tree-optimization/52548
2708 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
2709 because of clobbers.
2710 (prune_clobbered_mems): New function.
2711 (compute_antic_aux): Use it to prune ANTIC_OUT.
2712 (compute_partial_antic_aux): Use it to prune PA_IN.
2713 (compute_avail): Only insert expressions into EXP_GEN that are not
2714 invalidated when translated up to the beginning of the block.
2716 2012-03-22 Richard Guenther <rguenther@suse.de>
2718 PR tree-optimization/52638
2719 * tree-vect-stmts.c (vect_init_vector_1): New function, split
2721 (vect_init_vector): ... here. Handle scalar vector inits.
2722 (vect_get_vec_def_for_operand): Adjust.
2723 (vectorizable_load): Likewise.
2725 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
2727 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
2728 (alpha*-*-freebsd*): Ditto.
2729 (alpha*-*-netbsd*): Ditto.
2730 (alpha*-*-openbsd*): Ditto.
2731 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
2732 (DWARF2_DEBUGGING_INFO): Remove.
2733 (PREFERRED_DEBUGGING_TYPE): Remove.
2734 (ASM_FINAL_SPEC): Remove.
2735 (IDENT_ASM_OP): Remove.
2736 (ASM_OUTPUT_IDENT): Remove.
2737 (SKIP_ASM_OP): Remove.
2738 (ASM_OUTPUT_SKIP): Remove.
2739 (ALIGN_ASM_OP): Remove.
2740 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
2741 (ASM_OUTPUT_CASE_LABEL): Remove.
2742 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
2743 (COMMON_ASM_OP): Remove.
2744 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
2745 (ASCII_DATA_ASM_OP): Remove.
2746 (READONLY_DATA_SECTION_ASM_OP): Remove.
2747 (INIT_SECTION_ASM_OP): Remove.
2748 (FINI_SECTION_ASM_OP): Remove.
2749 (ASM_SECTION_START_OP): Remove.
2750 (ASM_OUTPUT_SECTION_START_FILE): Remove.
2751 (TARGET_ASM_NAMED_SECTION): Remove.
2752 (TARGET_ASM_SELECT_SECTION): Remove.
2753 (MAKE_DECL_ONE_ONLY): Remove.
2754 (TYPE_ASM_OP): Remove.
2755 (SIZE_ASM_OP): Remove.
2756 (ASM_WEAKEN_LABEL): Remove.
2757 (TYPE_OPERAND_FMT): Remove.
2758 (ASM_DECLARE_RESULT): Remove.
2759 (ASM_DECLARE_OBJECT_NAME): Remove.
2760 (ASM_FINISH_DECLARE_OBJECT): Remove.
2761 (ELF_ASCII_ESCAPES): Remove.
2762 (ELF_STRING_LIMIT): Remove.
2763 (STRING_ASM_OP): Remove.
2764 (ASM_OUTPUT_EXTERNAL): Remove.
2765 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
2766 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
2768 (ASM_DECLARE_FUNCTION_NAME): Ditto.
2769 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
2770 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
2771 (ASM_OUTPUT_SKIP): Ditto.
2772 (READONLY_DATA_SECTION_ASM_OP): Remove.
2773 (USER_LABEL_PREFIX): Remove.
2774 (ASM_OUTPUT_ASCII): Remove.
2775 (ASM_OUTPUT_CASE_LABEL): Remove.
2776 (NO_DOLLAR_IN_LABEL): Undefine.
2778 2012-03-22 Richard Guenther <rguenther@suse.de>
2780 PR tree-optimization/52459
2781 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
2782 PHI insertion for calls.
2784 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
2786 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
2787 find_sets_in_insn, canonicalize_insn): Split out from ...
2788 (cse_insn): ... here.
2789 (invalidate_from_clobbers): Take an insn instead of the pattern.
2791 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
2794 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
2795 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
2796 * config/sh/sh.md (sindf2, cosdf2): Remove.
2798 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2801 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2802 prologue for unwinder and profiler.
2804 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
2806 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
2807 Introduce emul_name to select the right linker emulation for
2808 powerpc64-*-freebsd*.
2809 * configure: Regenerate.
2810 * config.gcc: Add bits to support powerpc64-*-freebsd*.
2811 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
2812 * config/rs6000/freebsd64.h: New file.
2813 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
2815 (rs6000_savres_strategy): Likewise.
2816 (rs6000_savres_routine_name): Likewise.
2817 (rs6000_elf_file_end): Likewise.
2818 * config/rs6000/t-freebsd64: New file.
2819 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
2820 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
2822 * config/rs6000/freebsd64.h: Remove duplicated entries from last
2824 * config/rs6000/t-freebsd64: Likewise.
2826 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
2828 PR rtl-optimization/52543
2830 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
2831 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
2832 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
2833 (avr_load_libgcc_p): Restrict to __flash loads.
2834 (avr_out_lpm): Only handle 1-byte loads from __flash.
2835 (avr_load_lpm): New function.
2836 (avr_find_unused_d_reg): Remove.
2837 (avr_out_lpm_no_lpmx): Remove.
2838 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
2839 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
2840 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
2841 (load_<mode>, load_<mode>_clobber): New insns.
2842 (mov<mode>): For multi-byte move from non-generic
2843 16-bit address spaces: Expand to load_<mode> resp.
2844 load_<mode>_clobber.
2845 (load<mode>_libgcc): Remove expander.
2846 (split-lpmx): Remove split.
2848 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
2850 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
2851 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
2852 All callers changed.
2853 (Fixed_core_reg): New feature.
2854 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
2856 * neon-testgen.ml: Handle Fixed_core_reg.
2858 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
2860 * config/arm/arm.c (thumb2_reorg): Add complete support
2861 for 16-bit instructions.
2862 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
2864 2012-03-21 Richard Guenther <rguenther@suse.de>
2866 PR tree-optimizer/52636
2867 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
2868 to the appropriate type.
2870 2012-03-21 Richard Guenther <rguenther@suse.de>
2872 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
2874 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
2875 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
2876 * passes.c (init_optimization_passes): Remove pass_init_function,
2877 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
2878 * tree-pass.h (pass_init_function): Remove.
2879 (pass_jump): Remove.
2880 (pass_initial_value_sets): Remove.
2881 (pass_unshare_all_rtl): Remove.
2882 * integrate.c (pass_initial_value_sets): Remove.
2883 * emit-rtl.c (pass_unshare_all_rtl): Remove.
2884 * tree.h (init_function_for_compilation): Remove.
2885 * function.c (init_function_for_compilation): Remove.
2886 (pass_init_function): Remove.
2887 * cfgcleanup.c (rest_of_handle_jump): Remove.
2888 (pass_jump): Remove.
2890 2012-03-20 Jason Merrill <jason@redhat.com>
2892 * tree-streamer-in.c (streamer_alloc_tree): Call
2893 ggc_alloc_zone_cleared_tree_node instead of
2894 ggc_alloc_zone_cleared_tree_node_stat.
2896 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
2898 * doc/extend.texi (Template Instantiation): Remove anachronisms.
2900 2012-03-20 Jakub Jelinek <jakub@redhat.com>
2903 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
2904 (ix86_expand_vec_perm_const_1): Call it.
2906 * config/i386/i386.c (vselect_insn): New variable.
2907 (init_vselect_insn): New function.
2908 (expand_vselect, expand_vselect_insn): Add testing_p argument.
2909 Call init_vselect_insn if vselect_insn is NULL. Adjust
2910 PATTERN (vselect_insn), instead of creating a new insn each time,
2911 only emit a copy of it if not testing and recog has been successful.
2912 (expand_vec_perm_pshufb, expand_vec_perm_1,
2913 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
2917 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
2918 ("enabled" attribute): Handle avx2 and noavx2 isas.
2919 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
2921 (vec_dup<mode>): Add avx2 =x,x alternative.
2922 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
2923 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
2924 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
2925 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
2927 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
2928 if possible, handle also V8SFmode.
2930 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
2932 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
2933 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
2934 reg_or_zero_operand predicate.
2935 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
2937 2012-03-20 Jakub Jelinek <jakub@redhat.com>
2939 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
2940 If operand isn't UNSPEC, return 0.
2942 2012-03-20 Richard Guenther <rguenther@suse.de>
2944 * tree-pass.h (pass_rtl_eh): Remove.
2945 * except.c (gate_handle_eh): Likewise.
2946 (rest_of_handle_eh): Likewise.
2947 (pass_rtl_eh): Likewise.
2948 (finish_eh_generation): Export.
2949 * except.h (finish_eh_generation): Declare.
2950 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
2951 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
2952 after expanding stack alignment. Instead of compacting blocks
2955 2012-03-20 Richard Guenther <rguenther@suse.de>
2957 * stor-layout.c (finish_bitfield_representative): Fallback
2958 to conservative maximum size if the padding up to the next
2959 field cannot be computed as a constant.
2960 (finish_bitfield_layout): If we cannot compute the distance
2961 between the start of the bitfield representative and the
2962 bitfield member start a new representative.
2963 * expr.c (get_bit_range): The distance between the start of
2964 the bitfield representative and the bitfield member is zero
2965 if the field offsets are not constants.
2967 2012-03-20 Tristan Gingold <gingold@adacore.com>
2969 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
2970 convert in lowercase.
2971 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
2972 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
2973 * stor-layout.c (sizetype_tab): Adjust.
2974 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
2975 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
2976 instead of type_kind_last.
2977 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
2978 instead of size_int_kind.
2979 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
2980 * doc/tm.texi: Regenerate.
2981 * defaults.h (SIZETYPE): Provide a default value.
2982 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
2985 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
2987 * config/sh/sh.md: Use braced string notation where applicable.
2989 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
2991 * config/i386/i386.md (allocate_stack): Simplify.
2993 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
2995 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
2996 copy_to_mode_reg (Pmode, ...).
2997 (expand_builtin_frame_address): Ditto.
2998 * expr.c (emit_block_move_via_libcall): Ditto.
2999 (set_storage_via_libcall): Ditto.
3001 * config/i386/i386.c (ix86_expand_movmem): Ditto.
3002 (ix86_expand_setmem): Ditto.
3003 (ix86_trampoline_init): DItto.
3004 * config/i386/i386.md (cmpstrnsi): Ditto.
3006 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
3008 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
3009 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
3010 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
3011 (SH Options): Likewise.
3013 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3015 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
3016 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
3017 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
3018 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
3019 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
3022 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
3024 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
3025 * config/i386/i386.c (ix86_decompose_address): Use
3026 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
3027 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
3028 thread pointer to a register.
3031 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
3033 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
3034 if Pmode != word_mode.
3035 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
3036 Pmode == SImode for TARGET_X32.
3038 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
3039 (tls_initial_exec_x32): Likewise.
3041 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
3044 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
3045 DISP_ADDR_OFFSET): New macros.
3046 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
3047 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
3048 (sh_legitimize_address): Add QImode displacement handling.
3049 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
3051 (sh_secondary_reload): Add QImode displacement handling.
3052 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
3053 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
3054 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
3055 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
3056 to register operands only.
3057 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
3058 (extendqihi2): Change insn to expander.
3059 (*extendqihi2_compact_reg): New insn.
3060 (movqi_i, movqi): Replace with ...
3061 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
3062 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
3063 Add new peepholes for QImode displacement addressing.
3065 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
3068 * doc/invoke.texi: Document -Wuseless-cast.
3070 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
3072 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
3073 * tree.h (handled_component_p): Reorder cases.
3074 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
3075 not initialize unsignedp.
3076 (loc_list_from_tree): Likewise.
3077 (fortran_common): Likewise.
3078 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
3080 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3082 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
3083 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
3084 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
3085 (ix86_split_long_move): Ditto.
3086 (legitimize_tls_address): Use ix86_gen_sub3.
3087 (construct_plt_address): Assert that Pmode == DImode.
3089 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
3091 * config/i386/i386.md: Remove empty predicates and/or constraints.
3092 * config/i386/sync.md: Ditto.
3093 * config/i386/sse.md: Ditto.
3094 * config/i386/mmx.md: Ditto.
3095 * config/i386/pentium.md: Ditto.
3096 * config/i386/athlon.md: Ditto.
3098 2012-03-16 Richard Guenther <rguenther@suse.de>
3100 PR tree-optimization/52603
3101 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
3105 2012-03-14 Richard Guenther <rguenther@suse.de>
3107 PR tree-optimization/52571
3108 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
3109 flag_section_anchors check ...
3110 (vect_can_force_dr_alignment_p): ... here.
3112 2012-03-16 Martin Jambor <mjambor@suse.cz>
3114 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
3115 memory through MEM_REFs by calling extract_bit_field.
3117 2012-03-16 Richard Guenther <rguenther@suse.de>
3119 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
3120 and REFERENCE_TYPE interpretations.
3121 (can_native_interpret_type_p): New function.
3122 (fold_ternary_loc): Use native encode/interpret to fold
3123 BIT_FIELD_REFs of constants.
3125 2012-03-16 Richard Guenther <rguenther@suse.de>
3128 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
3129 of vector constants and constructors.
3131 2012-03-16 Richard Guenther <rguenther@suse.de>
3133 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
3134 VIEW_CONVERT_EXPR to convert constants.
3135 (vect_is_simple_use): Treat all constants as vec_constant_def.
3137 2012-03-16 Richard Guenther <rguenther@suse.de>
3138 Kai Tietz <ktietz@redhat.com>
3141 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
3142 side-effects completely in the pre-queue and use a temporary
3145 2012-03-16 Richard Guenther <rguenther@suse.de>
3147 * stor-layout.c (finish_bitfield_representative): Fall back
3148 to the conservative maximum size if we cannot compute the
3149 size of the tail padding.
3151 2012-03-16 Tristan Gingold <gingold@adacore.com>
3153 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
3154 __CRTL_VER and __VMS_VER.
3155 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
3156 and vms_c_get_vms_ver.
3157 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
3159 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
3160 (VMS_DEFAULT_VMS_VER): Define.
3161 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
3162 (VMS_DEFAULT_VMS_VER): Define.
3164 2012-03-16 Richard Guenther <rguenther@suse.de>
3166 * tree-vect-loop.c (get_initial_def_for_induction): Use
3167 build_constructor directly.
3168 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
3169 build_vector_from_val.
3170 * tree.c (build_vector_from_val): Avoid creating a constructor
3171 first when we want a constant vector.
3173 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3175 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
3177 2012-03-16 Richard Guenther <rguenther@suse.de>
3179 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
3180 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
3181 (struct tree_vector): Remove elements member, add variable size
3183 (build_vector_stat): Declare.
3184 (build_vector): Define in terms of build_vector_stat.
3185 * tree.c (build_vector): Rename to ...
3186 (build_vector_stat): ... this. Take array of trees as parameter.
3187 (build_vector_from_ctor): Adjust.
3188 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
3189 initializer_zerop): Adjust.
3190 * cfgexpand.c (expand_debug_expr): Likewise.
3191 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
3192 const_vector_from_tree): Likewise.
3193 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
3194 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
3195 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
3196 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
3197 (lto_input_ts_vector_tree_pointers): Adjust.
3198 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
3199 (write_ts_vector_tree_pointers): Adjust.
3200 * varasm.c (const_hash_1, compare_constant, copy_constant,
3201 output_constant): Adjust.
3202 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
3203 * print-tree.c (print_node): Adjust.
3204 * tree-pretty-print.c (dump_generic_node): Adjust.
3205 * tree-vect-generic.c (uniform_vector_p, vector_element,
3206 lower_vec_perm): Adjust.
3207 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
3208 * tree-vect-slp.c (vect_get_constant_vectors,
3209 vect_transform_slp_perm_load): Adjust.
3210 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
3211 * expmed.c (make_tree): Adjust.
3212 * config/i386/i386.c (ix86_expand_builtin): Adjust.
3213 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
3215 (sparc_fold_builtin): Adjust.
3217 2012-03-16 Tristan Gingold <gingold@adacore.com>
3219 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
3220 * config/vms/vms-stdint.h: New file.
3222 2012-03-16 Tristan Gingold <gingold@adacore.com>
3224 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
3225 (ia64-hp-*vms*): Replaced by ...
3226 (*-*-*vms*): ... This new entry.
3228 2012-03-15 Jakub Jelinek <jakub@redhat.com>
3231 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
3232 (ix86_expand_vec_perm_const_1): Use it.
3235 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
3236 (avx2_permv4df): Remove.
3237 (avx2_permv4di): Macroize into...
3238 (avx2_perm<mode>): ... this using VI8F_256 iterator.
3239 (avx2_permv4di_1): Macroize into...
3240 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
3242 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
3244 * combine.c (apply_distributive_law): Do not distribute SUBREG.
3246 2012-03-15 Ira Rosen <irar@il.ibm.com>
3247 Ulrich Weigand <ulrich.weigand@linaro.org>
3249 * tree-vect-patterns.c (widened_name_p): Rename to ...
3250 (type_conversion_p): ... this. Add new argument to determine
3251 if it's a promotion or demotion operation. Check for
3252 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
3253 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
3255 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
3256 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
3258 (vect_recog_mixed_size_cond_pattern): Likewise and allow
3259 non-constant then and else clauses.
3261 2012-03-15 Ira Rosen <irar@il.ibm.com>
3262 Ulrich Weigand <ulrich.weigand@linaro.org>
3264 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
3265 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
3267 * tree-vect-patterns.c (widened_name_p): Pass basic block
3268 info to vect_is_simple_use.
3269 (vect_recog_dot_prod_pattern): Fail for basic blocks.
3270 (vect_recog_widen_sum_pattern): Likewise.
3271 (vect_handle_widen_op_by_const): Support basic blocks.
3272 (vect_operation_fits_smaller_type,
3273 vect_recog_over_widening_pattern): Likewise.
3274 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
3275 Update call to vect_is_simple_use.
3276 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
3278 (check_bool_pattern): Add an argument, update call to
3279 vect_is_simple_use and the recursive calls.
3280 (vect_recog_bool_pattern): Update relevant function calls.
3282 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
3283 (vect_pattern_recog_1): Check for reduction only in loops.
3284 (vect_pattern_recog): Add new argument. Support basic blocks.
3285 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
3286 info to vect_is_simple_use_1.
3287 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
3288 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
3290 2012-03-15 Jakub Jelinek <jakub@redhat.com>
3291 Andrew Pinski <apinski@cavium.com>
3294 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
3295 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
3296 calls instead of __builtin_ir{int,ound}*.
3298 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3300 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
3303 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3305 * config.gcc (target_type_format_char): New. Document it. Set it for
3307 * configure.ac (gnu_unique_option): Use target_type_format_char
3308 in test. Comment rationale.
3309 * configure: Regenerate .
3311 2012-03-15 Jakub Jelinek <jakub@redhat.com>
3313 PR tree-optimization/52267
3314 * tree-vrp.c (masked_increment): New function.
3315 (register_edge_assert_for_2): Derive ASSERT_EXPRs
3316 from (X & CST1) cmp CST2 tests.
3318 2012-03-15 Richard Guenther <rguenther@suse.de>
3321 * tree-data-ref.c (subscript_dependence_tester_1): Check
3322 all dimensions for non-conflicting access functions.
3324 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3327 * doc/invoke.texi [C++ Language Options]: Document
3328 -ftemplate-backtrace-limit.
3330 2012-03-15 Tristan Gingold <gingold@adacore.com>
3332 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
3335 2012-03-15 Tristan Gingold <gingold@adacore.com>
3337 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
3338 use DW_OP_call_frame_cfa.
3340 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
3343 * config/i386/i386-opts.h (pmode): New.
3345 * config/i386/i386.c (ix86_option_override_internal): Properly
3346 check and set ix86_pmode.
3348 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
3350 * config/i386/i386.opt (maddress-mode=): New.
3352 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
3354 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3356 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
3357 (dwarf2out_do_cfi_asm): Likewise.
3358 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
3360 (add_data_member_location_attribute): Likewise.
3361 (gen_array_type_die): Likewise.
3362 (gen_subprogram_die): Likewise.
3363 (gen_producer_string): Likewise.
3364 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
3365 Remove MIPS_DEBUGGING_INFO handling.
3366 (sdb_debug_hooks): Likewise.
3367 (sdbout_begin_block): Likewise.
3368 (sdbout_end_block): Likewise.
3369 (sdbout_begin_prologue): Likewise.
3370 (sdbout_start_source_file): Likewise.
3371 (sdbout_end_source_file): Likewise.
3372 (sdbout_init): Likewise.
3373 * system.h (MIPS_DEBUGGING_INFO): Poison.
3375 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3377 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
3378 (alpha_file_start) [MS_STAMP]: Remove.
3380 * config/alpha/elf.h (TARGET_GAS): Remove.
3381 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
3382 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
3383 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
3384 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
3385 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
3386 (alpha*-*-freebsd*): Likewise.
3387 (alpha*-*-netbsd*): Likewise.
3388 (alpha*-*-openbsd*): Likewise.
3389 (alpha*-*-*): Remove target_cpu_default2.
3390 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
3392 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
3393 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
3394 * config/alpha/alpha.c (print_operand): Always assume
3395 TARGET_AS_SLASH_BEFORE_SUFFIX.
3396 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
3397 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
3398 ("*builtin_setjmp_receiver_er_1"): Remove.
3399 * config/alpha/alpha.opt (malpha-as): Remove.
3401 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
3403 Remove DEC Unix reference.
3405 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
3406 (EXTENDED_COFF): Remove.
3407 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
3408 (EXTENDED_COFF): Don't undef.
3409 * config/alpha/alpha.c (alpha_file_start): Always assume
3411 Don't set targetm.asm_file_start_file_directive.
3412 [!OBJECT_FORMAT_ELF]: Remove.
3413 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
3415 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
3416 (DBX_DEBUGGING_INFO): Remove.
3417 (MIPS_DEBUGGING_INFO): Remove.
3418 (PREFERRED_DEBUGGING_TYPE): Remove.
3419 (DBX_OUTPUT_SOURCE_LINE): Remove.
3420 (SDB_OUTPUT_SOURCE_LINE): Remove.
3421 (DBX_CONTIN_LENGTH): Remove.
3422 (NO_DBX_FUNCTION_END): Remove.
3423 (ASM_STABS_OP): Remove.
3424 (ASM_STABN_OP): Remove.
3425 (ASM_STABD_OP): Remove.
3426 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
3427 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
3428 (PUT_SDB_DEF): Remove.
3429 (PUT_SDB_PLAIN_DEF): Remove.
3430 (PUT_SDB_TYPE): Remove.
3431 (sdb_label_count): Remove.
3432 (PUT_SDB_BLOCK_START): Remove.
3433 (PUT_SDB_BLOCK_END): Remove.
3434 (PUT_SDB_FUNCTION_START): Remove.
3435 (PUT_SDB_FUNCTION_END): Remove.
3436 (PUT_SDB_EPILOGUE_END): Remove.
3437 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
3438 (MIPS_DEBUGGING_INFO): Don't undef.
3439 (DBX_DEBUGGING_INFO): Don't undef.
3440 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
3441 (MIPS_DEBUGGING_INFO): Don't undef.
3442 (DBX_DEBUGGING_INFO): Don't undef.
3443 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
3444 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
3446 (alpha_start_function): Likewise.
3447 (sdb_label_count): Remove.
3448 (alpha_output_filename): Remove DBX_DEBUG handling.
3449 (alpha_file_start): Likewise.
3451 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3453 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
3454 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
3455 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
3457 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
3458 (ld_tls_support): Remove Solaris 8 references.
3459 (lwp_dir, lwp_spec): Remove support for alternate thread library.
3460 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
3461 * configure: Regenerate.
3462 * config.in: Regenerate.
3464 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
3465 * config/i386/sol2.h: Remove Solaris 8 references.
3467 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
3468 (i?86-*-solaris2.9): ... this.
3469 Remove Solaris 8 references.
3470 (Specific, *-*-solaris2*): Document Solaris 8 removal.
3471 Remove Solaris 8 references.
3473 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3475 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
3476 (mips-sgi-irix6.5*): Remove.
3477 * config.host (mips-sgi-irix*): Remove.
3478 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
3479 (set_have_as_tls): Remove *-*-irix6*.
3480 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
3481 * configure: Regenerate.
3483 * config/mips/iris6.h: Remove.
3484 * config/mips/iris6.opt: Remove.
3485 * config/mips/t-irix6: Remove.
3487 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
3488 (TARGET_IRIX6): Remove.
3489 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
3490 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
3491 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
3493 (mips_file_start): Likewise.
3494 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
3496 * config/mips/driver-native.c [__sgi__]: Remove.
3497 (host_detect_local_cpu) [__sgi__]: Remove.
3499 * config/mips/gnu-user.h: Remove iris5.h reference.
3501 * config/mips/mips-modes.def: Remove IRIX 6 reference.
3502 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
3503 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
3506 * gcc.c (main): Move asm_debug initialization ...
3507 (asm_debug): ... here.
3509 * ginclude/stddef.h (__STDDEF_H__): Don't define.
3511 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
3512 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
3513 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
3514 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
3515 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
3516 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
3518 * doc/tm.texi: Regenerate.
3520 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
3522 (MIPS Options, -march): Remove IRIX reference.
3523 * doc/install.texi (Binaries, SGI IRIX): Remove.
3524 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
3526 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
3528 2012-03-14 Martin Jambor <mjambor@suse.cz>
3530 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
3531 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
3532 (expand_expr_real_1): Do not handle misalignment if modifier is
3535 2012-03-14 Richard Guenther <rguenther@suse.de>
3538 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3539 element type instead of mode, use build_vector_type_for_mode
3540 instead of the langhook, build a vector of proper signedness.
3541 (expand_vector_operations_1): Adjust.
3543 2012-03-14 Richard Guenther <rguenther@suse.de>
3546 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
3547 a cgraph node for a FUNCTION_DECL that comes from a constructor.
3548 (gimple_get_virt_method_for_binfo): Likewise.
3550 2012-03-14 Richard Guenther <rguenther@suse.de>
3552 PR tree-optimization/52571
3553 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
3554 flag_section_anchors check ...
3555 (vect_can_force_dr_alignment_p): ... here. Do not re-align
3556 DECL_COMMON variables.
3558 2012-03-14 Richard Guenther <rguenther@suse.de>
3560 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3561 * stor-layout.c (start_bitfield_representative): New function.
3562 (finish_bitfield_representative): Likewise.
3563 (finish_bitfield_layout): Likewise.
3564 (finish_record_layout): Call finish_bitfield_layout.
3565 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3566 for QUAL_UNION_TYPE fields.
3567 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3568 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3569 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3574 * expr.c (get_bit_range): Unconditionally extract bitrange
3575 from DECL_BIT_FIELD_REPRESENTATIVE.
3576 (expand_assignment): Adjust call to get_bit_range.
3578 2012-03-14 Richard Guenther <rguenther@suse.de>
3581 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
3582 the outermost conversion is a sign-change only.
3583 (fold_binary_loc): Disregard widening and sign-changing
3584 conversions when we determine if two variables are equal
3586 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
3587 (T1)x if the outermost conversion is a sign-change only.
3589 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
3592 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
3594 * config/i386/predicates.md (constant_call_address_operand): Declare
3595 as special predicate. Update all uses.
3597 2012-03-13 Jakub Jelinek <jakub@redhat.com>
3600 * c-parser.c (c_parser_postfix_expression)
3601 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
3603 * config/i386/smmintrin.h: Avoid /* within a comment.
3604 * config/i386/nmmintrin.h: Likewise.
3606 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
3608 * config/i386/i386.md (xbegin): Remove constraint from expander.
3610 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
3612 * config/i386/predicates.md (constant_call_address_operand): Declare
3613 as special predicate. Update all uses.
3614 * config/i386/i386.md: Remove mode from constant_call_address_operand
3616 * config/i386/i386.c (ix86_output_call_insn): Call
3617 constant_call_address_operand with VOIDmode.
3619 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
3621 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
3622 AND zero extended address correctly.
3624 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
3626 * config/i386/predicates.md (tls_symbolic_operand): Declare as
3628 (tls_modbase_operand): Ditto.
3629 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
3630 tls_modbase_operand predicates.
3632 2012-03-13 Martin Jambor <mjambor@suse.cz>
3634 * expr.c (expand_assignment): Handle misaligned scalar writes to
3635 memory through top-level MEM_REFs by calling store_bit_field.
3637 2012-03-13 Richard Guenther <rguenther@suse.de>
3640 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
3641 if Y is a constant multiple of 1 << CST.
3643 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
3646 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
3647 offset (size) to a value the insns can deal with.
3648 (expand_epilogue): Ditto.
3650 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3652 * config/arm/neon.ml (ops): Fixup expected instructions for
3653 unsigned vector compares.
3655 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
3657 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
3658 addresses only when %reg is not in word mode.
3660 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3662 * config/microblaze/microblaze.md: Fix typo.
3663 * tree-if-conv.c: Likewise.
3664 * tree-vect-patterns.c: Likewise.
3666 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3668 * config.gcc (extra_passes): Remove.
3669 * configure.ac (extra_passes): Don't substitute.
3670 * configure: Regenerate.
3671 * Makefile.in (EXTRA_PASSES): Remove.
3672 (GCC_PASSES): Remove $(EXTRA_PASSES).
3673 (MOSTLYCLEANFILES): Likewise.
3675 (install-common): Likewise.
3677 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
3679 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
3680 * config/i386/i386.c (ix86_decompose_address): Use
3681 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
3682 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
3683 thread pointer to a register.
3685 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
3687 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
3688 on tls_symbolic_operand.
3689 (tls_global_dynamic_64_<mode>): Likewise.
3691 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
3694 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
3695 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
3697 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
3700 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
3701 type from reg_class_t to enum reg_class.
3702 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
3704 2012-03-12 Andrew Pinski <apinski@cavium.com>
3706 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
3707 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
3708 (value_replacement): Likewise.
3709 (empty_block_p): Check also if the PHIs for the block are empty.
3711 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
3714 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
3715 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
3716 r184615 from 2012-02-28.
3718 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
3720 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
3721 (ix86_gen_tls_local_dynamic_base_64): Likewise.
3722 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
3723 and ix86_gen_tls_local_dynamic_base_64.
3724 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
3725 ix86_gen_tls_local_dynamic_base_64.
3727 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
3728 (*tls_global_dynamic_64_<mode>): This.
3729 (tls_global_dynamic_64): Renamed to ...
3730 (tls_global_dynamic_64_<mode>): This.
3731 (*tls_local_dynamic_base_64): Renamed to ...
3732 (*tls_local_dynamic_base_64_<mode>): This.
3733 (tls_local_dynamic_base_64): Renamed to ...
3734 (tls_local_dynamic_base_64_<mode>): This.
3736 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
3738 * config/i386/i386.c (ix86_option_override_internal): Properly
3739 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
3740 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
3741 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
3742 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
3744 * config/i386/sse.md (sse3_monitor64): Renamed to ...
3745 (sse3_monitor64_<mode>): This.
3747 2012-03-12 Tristan Gingold <gingold@adacore.com>
3749 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
3750 (ia64_function_arg_advance): Ditto.
3752 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3754 * config.gcc (mips*-*-openbsd*): Remove.
3755 * config/mips/openbsd.h: Remove.
3756 * config/mips/sdb.h: Remove.
3758 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
3759 * config/mips/mips.c (sdb_label_count): Remove.
3760 (mips_debugger_offset): Remove #if 0 code.
3761 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
3762 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
3764 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3766 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
3768 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
3769 Update binutils references.
3770 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
3771 Update binutils reference.
3772 Update Sun as/GNU ld caveat.
3773 Document binutils largefile requirement for LTO plugin.
3774 Remove reference to alternate libpthread.
3776 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3778 * config.gcc (alpha*-dec-osf5.1*): Remove.
3779 * config.host (alpha*-dec-osf*): Remove.
3780 * configure.ac (*-*-osf*): Remove.
3781 (alpha*-dec-osf*): Remove.
3782 * configure: Regenerate.
3784 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
3785 config/alpha/va_list.h, config/alpha/x-osf: Remove.
3787 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
3788 * config/alpha/alpha.c (struct machine_function): Update comment.
3789 (alpha_start_function): Remove Tru64 UNIX as handling for
3791 * config/alpha/alpha.md ("exception_receiver"): Remove
3792 TARGET_LD_BUGGY_LDGP.
3793 ("*exception_receiver_2"): Likewise.
3794 * except.c (finish_eh_generation): Remove Tru64 reference.
3795 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
3796 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
3797 * target.def (handle_pragma_extern_prefix): Remove.
3799 * Makefile.in (mips-tfile.o-warn): Remove.
3800 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
3801 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
3802 * mips-tdump.c, mips-tfile.c: Remove.
3804 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
3806 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
3807 (Specific, alpha*-dec-osf5.1): Note removal.
3808 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
3810 * doc/tm.texi: Regenerate.
3811 * doc/trouble.texi (Cross-Compiler Problems): Remove.
3813 2012-03-12 Richard Guenther <rguenther@suse.de>
3815 * config/arm/arm.c (neon_dereference_pointer): Do not call
3816 covert during RTL expansion.
3818 2012-03-12 Tristan Gingold <gingold@adacore.com>
3820 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
3821 Options. Mention -mpointer-size.
3823 2012-03-12 Richard Guenther <rguenther@suse.de>
3825 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
3826 build_nonstandard_integer_type.
3828 2012-03-12 Richard Guenther <rguenther@suse.de>
3830 * tree.c (signed_or_unsigned_type_for): Use
3831 build_nonstandard_integer_type.
3832 (signed_type_for): Adjust documentation.
3833 (unsigned_type_for): Likewise.
3834 * tree-pretty-print.c (dump_generic_node): Use standard names
3835 for non-standard integer types if available.
3837 2012-03-12 Tristan Gingold <gingold@adacore.com>
3839 * config/vms/vms.opt: Add vms-opts.h header.
3840 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
3842 (-mvms-return-codes): Document.
3843 (-mpointer-size): New option.
3844 (vms_pointer_size): Add enumeration.
3845 * config/vms/vms-opts.h: New file.
3846 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
3847 __INITIAL_POINTER_SIZE.
3848 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
3849 (C_COMMON_OVERRIDE_OPTIONS): Define.
3850 (DWARF2_ADDR_SIZE): Define.
3851 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
3852 * config/vms/vms-protos.h (vms_c_common_override_options):
3854 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
3855 if -mno-pointer-size.
3856 (vms_c_common_override_options): New function.
3857 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
3858 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
3859 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
3860 and flag_vms_pointer_size.
3861 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
3862 * config.gcc (*-*-*vms*): Define xm_file.
3863 (alpha*-dec-*vms*): Do not define xm_file.
3864 (alpha64-dec-*vms*): Remove.
3865 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
3868 2012-03-12 Jakub Jelinek <jakub@redhat.com>
3870 PR tree-optimization/51721
3871 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
3872 if (int) unsvar cmp CST.
3874 2012-03-12 Richard Guenther <rguenther@suse.de>
3876 * tree-sra.c (create_access_replacement): Only rename the replacement
3877 if we can rewrite it into SSA form. Properly mark register typed
3878 replacements that we cannot rewrite with TREE_ADDRESSABLE.
3879 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
3880 for aggregate or BLKmode results.
3882 2012-03-12 Jakub Jelinek <jakub@redhat.com>
3884 PR tree-optimization/52533
3885 * tree-vrp.c (register_edge_assert_for_2): Use double_int
3886 type for mask, only handle shifts by non-zero in-range
3887 shift count, for LE_EXPR and GT_EXPR if new_val is
3888 maximum, don't add the assertion.
3890 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
3892 * doc/invoke.texi: Document -mrtm option.
3893 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
3894 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
3895 (ix86_handle_option): Handle OPT_mrtm.
3896 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
3898 (x86_64-*-*): Ditto.
3899 * i386-builtin-types.def (INT_FTYPE_VOID): New.
3900 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3902 (ix86_target_string): Define -mrtm option.
3904 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
3906 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
3907 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
3909 (bdesc_special_args): Ditto.
3910 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
3911 (ix86_expand_special_args_builtin): Handle new built-in type.
3912 (ix86_expand_builtin): Handle XABORT instruction.
3913 * config/i386/i386.h (TARGET_RTM): New.
3914 * config/i386/i386.md (UNSPECV_XBEGIN): New.
3915 (UNSPECV_XEND): Ditto.
3916 (UNSPECV_XABORT): Ditto.
3917 (UNSPECV_XTEST): Ditto.
3924 * config/i386/i386.opt (mrtm): New.
3925 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
3926 * config/i386/rtmintrin.h: New header.
3927 * config/i386/xtestintrin.h: Ditto.
3929 2012-03-12 Tristan Gingold <gingold@adacore.com>
3931 * ginclude/stddef.h: Adjust previous patch.
3932 Use __VMS__ instead of VMS.
3934 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
3936 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
3937 Also convert sequences with CC setting arithmetic instruction.
3939 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
3941 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
3942 from C Language Options to Preprocessor Options.
3943 (C Dialect Options): Move -no-integrated-cpp documentation
3945 (Preprocessor Options): ...to here. Rewrite the description
3946 so it makes more sense, and remove discussion of merging front ends.
3948 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
3950 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
3952 (ix86_expand_setmem): Likewise.
3954 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
3956 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
3959 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
3961 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
3962 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
3964 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
3966 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
3968 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
3970 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
3973 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
3974 Uros Bizjak <ubizjak@gmail.com>
3976 * config/i386/predicates.md (call_insn_operand): Allow
3977 constant_call_address_operand in Pmode only.
3978 (sibcall_insn_operand): Ditto.
3979 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
3980 (*call_vzeroupper): Ditto.
3982 (*sibcall_vzeroupper): Ditto.
3983 (*call_value): Ditto.
3984 (*call_value_vzeroupper): Ditto.
3985 (*sibcall_value): Ditto.
3986 (*sibcall_value_vzeroupper): Ditto.
3987 (*indirect_jump): Ditto.
3988 (*tablejump_1): Ditto.
3989 (indirect_jump): Convert memory address to word mode for TARGET_X32.
3991 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
3994 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
3997 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
3998 Use movrt_negc instead of negc pattern for non-SH2A.
4000 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
4002 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
4004 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
4005 if Pmode != word_mode.
4006 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
4007 Pmode == SImode for TARGET_X32.
4009 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
4010 (tls_initial_exec_x32): Likewise.
4012 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
4014 PR rtl-optimization/52528
4015 * combine.c (can_combine_p): Add setting of subst_low_luid
4016 before call to expand_field_assignment().
4018 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
4020 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
4021 and related program names.
4023 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
4025 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
4027 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
4030 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
4031 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
4033 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
4034 (*movdi_internal_rex64): Use %E operand modifier for lea.
4035 (*movsi_internal): Ditto.
4037 (*lea<mode>_2): Ditto.
4038 (*lea_{3,4,5,6}_zext): Ditto.
4039 (*tls_global_dynamic_32_gnu): Ditto.
4040 (*tls_global_dynamic_64): Ditto.
4041 (*tls_dynamic_gnu2_lea_32): Ditto.
4042 (*tls_dynamic_gnu2_lea_64): Ditto.
4043 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
4045 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4047 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4048 redefine to be NULL if the current bit-size is different from the
4049 configured bit-size.
4051 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4052 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4053 set the default tuning. Add asserts to make sure the cpu and tune
4054 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4055 test whether the index is set, instead of > 0.
4056 (rs6000_file_start): Do not reset the default cpu if the current
4057 bit-size is different from the configured bit-size.
4059 2012-03-09 Tristan Gingold <gingold@adacore.com>
4061 * config/vms/vms-crtlmap.map: Add comments.
4062 Add entries needed to build Ada RTS.
4064 2012-03-09 Tristan Gingold <gingold@adacore.com>
4066 * ginclude/stddef.h: Do not define __size_t on VMS.
4068 2012-03-09 Tristan Gingold <gingold@adacore.com>
4070 * c-tree.h (c_default_pointer_mode): New variable.
4071 * c-decl.c (c_default_pointer_mode): New variable.
4072 (c_build_pointer_type): New function.
4073 (grokdeclarator): Call c_build_pointer_type instead
4074 of build_pointer_type.
4076 * config/vms/vms-c.c: Include c-tree.h
4077 (saved_pointer_mode): New variable.
4078 (handle_pragma_pointer_size): New function.
4079 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
4080 (vms_c_register_pragma): Register __pointer_size and
4081 __required_pointer_size pragmas.
4083 2012-03-09 Tristan Gingold <gingold@adacore.com>
4085 * config/vms/vms-c.c (vms_construct_include_filename): New function.
4086 (vms_c_register_includes): Reference it.
4088 2012-03-09 Andrew Pinski <apinski@cavium.com>
4091 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
4093 (tree_ssa_phiopt_worker): Go through all the PHIs for
4094 value_replacement instead of just the singleton one.
4095 (value_replacement): Change return type to int. Return 0 instead of
4097 Allow the middle basic block to contain more than just the defining
4099 Handle non empty middle basic blocks.
4100 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
4102 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
4104 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
4105 array reference and component reference.
4106 (analyze_scalar_evolution_for_address_of): New.
4108 2012-03-08 Jie Zhang <jzhang918@gmail.com>
4111 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
4112 (hwloop_pattern_reg): Fix set but not used warning.
4113 (bfin_reorg_loops): Remove unused parameter.
4114 (bfin_reorg): Update use of bfin_reorg_loops.
4116 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
4118 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
4119 with integer parameters in registers.
4120 (gen_push): Push register in word_mode instead of Pmode.
4121 (ix86_emit_save_regs): Likewise.
4122 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
4123 (gen_pop): Pop register in word_mode instead of Pmode.
4124 (ix86_emit_restore_regs_using_pop): Likewise.
4125 (ix86_expand_prologue): Replace Pmode with word_mode for push
4126 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
4127 restore RAX and R10 in word_mode.
4128 (ix86_emit_restore_regs_using_mov): Restore integer registers
4130 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
4132 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
4133 (ix86_split_long_move): Likewise.
4135 * config/i386/i386.md (W): New.
4136 (*push<mode>2_prologue): Replace :P with :W.
4137 (*pop<mode>1): Likewise.
4138 (*pop<mode>1_epilogue): Likewise.
4139 (push/pop peephole2): Use word_mode scratch registers.
4141 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
4143 * config/i386/predicates.md (indirect_branch_operand): Simplify.
4145 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
4147 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4148 for constants in [-63,63].
4150 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
4154 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
4156 * config/i386/i386.c (ix86_print_operand_address): Only handle
4157 zero-extended DImode addresses.
4159 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4161 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4162 * configure: Regenerate.
4164 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
4167 * config/avr/avr.c (avr_mem_clobber): New static function.
4168 (avr_expand_delay_cycles): Add memory clobber operand to
4169 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4170 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4171 (enable_interrupt, disable_interrupt): New expander.
4172 (nopv, sleep, wdr): New expanders.
4173 (delay_cycles_1): Add memory clobber.
4174 (delay_cycles_2): Add memory clobber.
4175 (delay_cycles_3): Add memory clobber.
4176 (delay_cycles_4): Add memory clobber.
4177 (cli_sei): New insn from former "enable_interrupt",
4178 "disable_interrupt" with memory clobber.
4179 (*wdt): New insn from former "wdt" with memory clobber.
4180 (*nopv): Similar, but for "nopv".
4181 (*sleep): Similar, but for "sleep".
4183 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
4184 Kaz Kojima <kkojima@gcc.gnu.org>
4187 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
4188 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
4189 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4191 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
4193 * config/i386/predicates.md (x86_64_zext_general_operand): New.
4194 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
4195 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
4197 2012-03-07 Walter Lee <walt@tilera.com>
4199 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4200 REG_CFA_* notes for the stack pointer.
4201 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4202 EH_RETURN_STACKADJ_RTX.
4203 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4204 generate REG_CFA_* notes for the stack pointer.
4205 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4206 by EH_RETURN_STACKADJ_RTX.
4208 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
4210 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
4211 when __AVR_3_BYTE_PC__ is defined.
4213 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
4215 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
4216 (ix86_print_operand): Handle '^'.
4217 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
4218 using P mode iterator. Add %^ to asm template to conditionally emit
4220 (*rep_movdi_rex64): Ditto.
4221 (*strsetdi_rex_1): Ditto.
4222 (*rep_stosdi_rex64): Ditto.
4223 (*strmov{si,hi,qi}_1): Add %^ to asm template to
4224 conditionally emit addr32 prefix.
4225 (*rep_mov{si,qi}): Ditto.
4226 (*strset{si,hi,qi}): Ditto.
4227 (*rep_stos{si,qi}): Ditto.
4228 (*cmpstrnqi_nz_1): Ditto.
4229 (*cmpstrnqi_1): Ditto.
4230 (*strlenqi_1): Ditto.
4232 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
4234 * config/i386/i386.c (function_value_64): Return pointers in
4235 word_mode instead of Pmode.
4236 (ix86_promote_function_mode): Likewise.
4238 2012-03-07 Richard Guenther <rguenther@suse.de>
4240 * coverage.c (get_gcov_type): Use type_for_mode.
4241 (get_gcov_unsigned_t): Likewise.
4242 * expr.c (store_constructor): Use type_for_mode.
4243 (try_casesi): Likewise.
4244 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
4245 (add_standard_iv_candidates): Use standard type trees.
4246 * dojump.c (do_jump): Remove dead code.
4248 2012-03-07 Richard Guenther <rguenther@suse.de>
4250 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
4252 2012-03-07 Richard Guenther <rguenther@suse.de>
4254 * convert.c (strip_float_extensions): Move ...
4255 * tree.c (strip_float_extensions): ... here.
4257 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
4260 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4262 2012-03-07 Richard Guenther <rguenther@suse.de>
4264 * omp-low.c (extract_omp_for_data): Use signed_type_for.
4265 (expand_omp_for_generic): Likewise.
4266 (expand_omp_for_static_nochunk): Likewise.
4267 (expand_omp_for_static_chunk): Likewise.
4268 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
4269 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
4270 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
4271 Use unsigned_type_for.
4272 (vect_create_cond_for_align_checks): Use signed_type_for.
4274 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
4276 PR rtl-optimization/52203
4277 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
4278 all callers to pass NULL except ...
4279 (reset_sched_cycles_in_current_ebb): ... here, save the value
4280 in new variable 'empty'. Increase issue_rate only for
4283 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4286 * Makefile.in: Let install-gcc-ar depend on installdirs,
4287 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4288 Don't double canonicalize if cross-compiling.
4290 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
4293 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4294 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4295 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4297 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
4300 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4302 * config/avr/avr.md (xload_8): Adjust insn length.
4304 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
4307 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4308 if RAMPZ affects reading from RAM.
4310 2012-03-07 Richard Guenther <rguenther@suse.de>
4314 * doc/invoke.texi (Precompiled Headers): Remove sentence that
4315 suggests you can include PCHs from inside another header.
4317 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
4320 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
4322 2012-03-07 Kai Tietz <ktietz@redhat.com>
4324 * doc/invoke.texi (fwritable-relocated-rdata): Document
4325 new Cygwin/MinGW target option.
4326 * config/i386/winnt.c (i386_pe_unique_section): Ignore
4327 reloc if flag -fwritable-relocated-rdata is not set.
4328 (i386_pe_section_type_flags): Likewise.
4329 * config/i386/cygming.opt (fwritable-relocated-rdata):
4330 Add new flag variable flag_writable_rel_rdata.
4332 2012-03-07 Richard Guenther <rguenther@suse.de>
4334 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
4335 precision against gimple constraints.
4337 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
4340 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
4342 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
4343 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
4345 (init_emit_regs): Move associated initialization to...
4346 (init_emit_once): ...here.
4348 2012-03-06 Richard Henderson <rth@redhat.com>
4350 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4351 * config/m68k/sync.md (atomic_test_and_set): Use it.
4352 (atomic_test_and_set_1): Likewise.
4354 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4357 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4358 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4359 (vector_ltgt<mode>): Likewise.
4360 (vector_ordered<mode>): Likewise.
4361 (vector_unordered<mode>): Likewise.
4362 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4364 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4366 * trans-mem.c: New typedef for tm_region_p.
4367 Define vector types for tm_region_p.
4368 (tm_region_init): Replace region_worklist to a vector called
4371 2012-03-06 Richard Guenther <rguenther@suse.de>
4373 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
4374 MEM_REF with constant pointer operand.
4376 2012-03-06 Richard Guenther <rguenther@suse.de>
4379 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4381 2012-03-06 Tristan Gingold <gingold@adacore.com>
4383 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
4384 (external_model_kind): Improve documentation.
4385 (vms_pragma_extern_model): Handle relaxed_redef.
4386 (vms_c_register_pragma): Allow expansion for nomember_alignment.
4388 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
4390 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
4391 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
4392 Some more notes on EIND usage and reorder EIND subsection.
4394 2012-03-06 Tristan Gingold <gingold@adacore.com>
4396 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
4397 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
4399 2012-03-06 Tristan Gingold <gingold@adacore.com>
4401 * config/vms/t-vmsnative (version): Define.
4402 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
4404 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
4406 PR rtl-optimization/52250
4407 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
4408 to put note list into. Unconditionally call move_bb_info.
4409 (move_bb_info): Do not assert the blocks being in the same region,
4410 just drop the note list if they are not.
4412 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
4415 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
4416 and use unified expansion logic.
4417 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
4418 closer to the existing movt insn.
4419 (negc): Rename insn to *negc. Add new expander.
4420 (movnegt): Use xor pattern for T bit negation. Reserve helper
4421 constant for negc pattern.
4422 (*movnegt): New insn and splitter.
4424 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
4426 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
4429 2012-03-05 Richard Henderson <rth@redhat.com>
4431 * genemit.c (main): Include "target.h" in insn-emit.c.
4432 * Makefile.in (insn-emit.o): Depend on TARGET_H.
4433 * config/sh/sync.md (atomic_test_and_set): Reference
4434 targetm.atomic_test_and_set_trueval instead of
4435 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
4437 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
4439 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4442 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
4444 * langhooks.c (add_builtin_type): New function.
4445 * langhooks.h (add_builtin_type): Export it.
4446 * config/mep/mep.c (mep_init_builtins): Use it.
4447 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
4449 2012-03-05 Jakub Jelinek <jakub@redhat.com>
4452 * tree.h (BLOCK_SAME_RANGE): Define.
4453 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
4454 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
4455 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
4456 isn't equal to supercontext fragment's fragment chain.
4457 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
4459 (blocks_nreverse_all): Likewise.
4460 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
4461 BLOCK_SUPERCONTEXT to supercontext fragment instead of
4462 supercontext fragment's fragment origin.
4463 * dwarf2out.c (add_high_low_attributes): If stmt has the same
4464 range as its parent (or parents thereof etc.), use the parent's
4465 DW_AT_ranges value instead of creating a new .debug_ranges range.
4467 2012-03-05 Richard Henderson <rth@redhat.com>
4470 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4471 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4472 BIGGEST_ALIGNMENT is aligned.
4474 2012-03-05 Richard Henderson <rth@redhat.com>
4476 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
4477 * config/sh/sh.c: ... here.
4479 2012-03-05 Richard Henderson <rth@redhat.com>
4482 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4483 instead of calling negqi2 directly.
4485 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
4488 * trans-mem.c (tm_region_init): Use last_basic_block.
4490 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4492 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4493 * config/sh/sync.md (atomic_test_and_set): New expander.
4494 (tasb, atomic_test_and_set_soft): New insns.
4495 * config/sh/sh.opt (menable-tas): New option.
4496 * doc/invoke.texi (SH Options): Document it.
4498 2012-03-05 Richard Guenther <rguenther@suse.de>
4500 * cfgloop.c (verify_loop_structure): Verify dominators before
4502 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
4503 dominators from here.
4504 * graphite-scop-detection.c (create_sese_edges): Likewise.
4505 * loop-doloop.c (doloop_optimize_loops): Likewise.
4506 * loop-init.c (loop_optimizer_init): Likewise.
4507 * loop-unroll.c (unroll_and_peel_loops): Likewise.
4508 * loop-unswitch.c (unswitch_loops): Likewise.
4509 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
4510 * tree-parloops.c (parallelize_loops): Likewise. Verify
4511 only when checking is enabled.
4512 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
4514 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
4516 * genautomata.c (parse_automata_opt): New static function.
4517 (initiate_automaton_gen): Remove all option handling code. Remove
4518 argc argument. All callers changed.
4519 (main): Call init_rtx_reader_args_cb with the new function as argument.
4521 2012-03-05 Richard Guenther <rguenther@suse.de>
4523 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
4524 * tree-if-conv.c (combine_blocks): Free post-dominator info
4526 * tree-parloops.c (create_parallel_loop): Free and re-compute
4527 dominator info after breaking it.
4529 2012-03-05 Richard Guenther <rguenther@suse.de>
4532 * optabs.h (trapv_unoptab_p): New function.
4533 (trapv_binoptab_p): Likewise.
4534 * optabs.c (expand_binop): Use emit_libcall_block_1 with
4535 a proper equiv_may_trap argument.
4536 (expand_unop): Likewise.
4537 (emit_libcall_block_1): Take extra argument whether the
4538 instruction may trap. Renamed from ...
4539 (emit_libcall_block): ... this. New wrapper.
4541 2012-03-05 Jakub Jelinek <jakub@redhat.com>
4543 PR tree-optimization/51721
4544 * tree-vrp.c (register_edge_assert_for_2): If comparing
4545 lhs of right shift by constant with an integer constant,
4546 add ASSERT_EXPRs for the rhs1 of the right shift.
4548 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
4550 2012-03-05 Richard Guenther <rguenther@suse.de>
4552 * tree.c (integer_zerop): Handle VECTOR_CSTs.
4553 (integer_onep): Likewise.
4554 (integer_all_onesp): Likewise.
4556 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
4558 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4560 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
4562 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
4563 instead of TARGET_64BIT.
4565 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
4567 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
4570 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
4572 * config/i386/i386.c (ix86_print_operand_address): Only handle
4573 zero-extended DImode addresses.
4575 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
4577 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
4578 taken and cputaken as bool.
4580 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
4582 * config/i386/constraints.md (Ya): New internal constraint.
4583 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
4584 (*zero_extendsidi2_rex64): Add x,x alternative.
4585 (*zero_extendsidi2): Ditto. Add o,0 alternative.
4586 Remove flags reg clobber. Adjust corresponding splits.
4587 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
4588 zero_extendqisi2 expanders using SWI12 mode iterator.
4589 (zero_extend<mode>si2_and): Macroize insn from
4590 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
4592 (*zero_extend<mode>si2): Macroize insn from
4593 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
4594 (*zero_extend*2_movzbl_and): Remove insn patterns.
4595 (zero_extendqihi2_and): Merge corresponding splitter.
4596 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
4597 (*zero_extend*2_movzbl_and): Remove insn patterns.
4598 (*anddi_1): Split TYPE_IMOVX instructions.
4599 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
4601 (and->zext splitter): Add splitter pattern.
4602 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
4604 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
4606 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
4608 (Debugging Options): Likewise.
4609 (Optimize Options): Likewise.
4610 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
4611 with other architectures. Use official processor names with correct
4612 spelling/capitalization. Fix formatting and grammar issues.
4613 (i386 and x86-64 Windows Options): Similar cleanup here.
4615 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4617 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
4619 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4621 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
4622 DBX_REGISTER_NUMBER.
4624 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4626 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
4627 operand is CONST_INT. Take COSTS_N_INSNS into account.
4628 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
4631 2012-03-02 Richard Henderson <rth@redhat.com>
4633 * optabs.c (expand_atomic_test_and_set): Honor
4634 atomic_test_and_set_trueval even when atomic_test_and_set
4635 optab is not in use.
4637 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4641 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4642 GENERAL_REGS and FP_REGS for SImode.
4644 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
4647 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
4648 (absdi2): New expander.
4649 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
4651 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
4653 * config/sh/sync.md (atomic_exchange<mode>): New expander.
4654 (atomic_exchange<mode>_soft): New insn.
4656 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
4658 * config/sh/sync.md: Update copyright notice dates.
4659 (atomic_compare_and_swap<mode>): Use SImode for return value instead
4661 (atomic_compare_and_swap<mode>_soft): Likewise.
4663 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
4666 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
4667 * config/sh/sh.c: Update copyright notice dates.
4668 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
4669 alignment for TARGET_HARD_SH4.
4670 (sh_option_override): Reduce default function alignment. Set
4671 loop alignment to 4 bytes when not optimizing for size.
4673 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
4676 * doc/invoke.texi (floop-flatten): Remove.
4677 * toplev.c (process_options): Remove references to flag_loop_flatten.
4678 * tree-ssa-loop.c (gate_graphite_transform): Same.
4679 * common.opt (floop-flatten): Obsolete.
4680 * graphite-poly.c (apply_poly_transforms): Remove reference to
4682 * Makefile.in (graphite-flattening.o): Remove.
4683 * graphite-flattening.c: Remove.
4685 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
4687 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
4688 having mode compatible with the mode of previous compare. Substitute
4689 compare mode of previous compare with the mode, compatible
4690 with eliminated and previous compare.
4692 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4694 * config/rs6000/dfp.md (floatdidd2): New define_insn.
4696 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
4698 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
4699 compatible with CCGOCmode and CCGCmode.
4701 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4703 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4705 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
4707 * config/arm/arm.c (arm_sat_operator_match): New function.
4708 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
4709 * config/arm/arm.md ("insn" attribute): Add "sat" value.
4710 ("SAT", "SATrev"): New code iterators.
4711 ("SATlo", "SAThi"): New code iterator attributes.
4712 ("*satsi_<SAT:code>"): New pattern.
4713 ("*satsi_<SAT:code>_shift"): Likewise.
4714 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
4715 and "shift" attributes.
4716 ("arm_usatsihi"): Add "insn" attribute.
4717 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
4718 by powers of two. Do not allow shift by 32.
4720 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
4723 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
4724 to pass the argument in the register of "natural" mode.
4726 2012-03-02 Richard Guenther <rguenther@suse.de>
4728 PR tree-optimization/52406
4729 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4730 (struct indices): Add unconstrained_base member.
4731 (struct dr_alias): Remove unused vops member.
4732 (DR_UNCONSTRAINED_BASE): New define.
4733 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4734 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4735 be an artificial access that covers the whole indexed object,
4736 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4737 plain decl base-objects to their MEM_REF variant.
4738 (dr_may_alias_p): When the base-object of either data reference
4739 has unknown size use only points-to information.
4740 (compute_affine_dependence): Make dumps easier to read and
4742 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4743 DR_REF when looking for packed references.
4744 (vect_supportable_dr_alignment): Likewise.
4746 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
4748 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
4749 Improve conditions for peepholes of loads followed by commutative
4751 * config/arm/ldmstm.md: Regenerated.
4753 2012-03-02 Richard Guenther <rguenther@suse.de>
4755 * BASE-VER: Set to 4.8.0.
4757 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4759 * config.gcc (obsolete): Add all ARM targets using the FPA.
4760 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4761 * doc/install.texi: Avoid references to obsolete ARM ports.
4763 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4765 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4767 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4768 Joern Rennecke <joern.rennecke@embecosm.com>
4770 * doc/extend.texi: Expand and update information on interrupt
4771 attribute for Epiphany.
4773 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4775 * config/sh/sh-protos.h: Update copyright notice dates.
4776 * config/sh/sh.h: Likewise.
4777 * config/sh/sh.md: Likewise.
4778 * config/sh/constraints.md: Likewise.
4779 * config/sh/predicates.md: Likewise.
4781 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4783 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4784 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4786 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4788 * config/sh/constraints.md: Fix comment typo.
4790 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4793 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4794 unsigned HOST_WIDE_INT.
4795 (zvdep_imm64): Likewise.
4796 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4797 (vdepi_and): Likewise.
4798 Likewise for unamed 64-bit patterns.
4799 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4801 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4804 PR rtl-optimization/52417
4805 * cselib.c (cselib_any_perm_equivs): New variable.
4806 (cselib_reset_table): Check that it's not set when not
4807 preserving constants.
4808 (cselib_add_permanent_equiv): Set it.
4809 (cselib_have_permanent_equivalences): New.
4810 (cselib_init, cselib_finish): Reset it.
4811 * cselib.h (cselib_have_permanent_equivalences): Declare.
4812 * alias.c (get_addr): Restore earlier behavior when there
4813 aren't permanent equivalences.
4815 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4817 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4818 * config/v850/v850-modes.def: Fix copyright notice.
4820 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4822 * doc/extend.texi (AVR Built-in Functions): Document
4823 __builtin_avr_flash_segment.
4825 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4826 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4827 (*split.flash_segment): New insn-and-split.
4828 * config/avr/avr.c (avr_init_builtins): Add local variables:
4829 const_memx_void_node, const_memx_ptr_type_node,
4830 char_ftype_const_memx_ptr.
4832 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4834 PR tree-optimization/52445
4835 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4836 add ssa_name_ver, offset and size fields and change store field
4838 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4839 (add_or_mark_expr): Likewise. Only consider previous stores
4840 with the same size and offset.
4841 (nt_init_block): Only look at gimple_assign_single_p stmts,
4842 doesn't look at rhs2.
4844 2012-03-01 Richard Guenther <rguenther@suse.de>
4847 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4848 conversions from integral types to pointer types.
4850 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4852 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4853 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4854 unintentionally removed in r184616.
4856 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4858 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4861 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4862 Uros Bizjak <ubizjak@gmail.com>
4865 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4866 alternatives, add "e" constraint to the new last alternative
4867 and ! to last 3 alternatives.
4869 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4871 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4872 DW_AT_artificial attributes at the end of the processing.
4873 (gen_array_type_die): Likewise.
4874 (gen_enumeration_type_die): Likewise.
4875 (gen_struct_or_union_type_die): Likewise.
4876 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4879 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4882 * expr.c (expand_assignment): If doing misaligned store that doesn't
4883 cover all mode bits, perform a RMW cycle.
4885 PR tree-optimization/52429
4886 * tree-parloops.c (separate_decls_in_region_debug): Return early
4887 if var is LABEL_DECL.
4889 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4891 PR tree-optimization/52424
4892 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4893 calling dom_thread_across_edge.
4895 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4897 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4899 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4901 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4902 * config/avr/avr.c (avr_output_bld): Remove unused function.
4903 (avr_out_sbxx_branch): Use "%T" to print bit position.
4905 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4907 * config/avr/avr.md: Untabify.
4909 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4911 * config/avr/avr.md (eqne): New code iterator.
4912 (*dec-and-branchsi): Use it in text peephole's condition.
4913 (*dec-and-branchhi): Ditto.
4914 (*dec-and-branchqi): Ditto.
4916 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4919 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4920 the device does not have the skip-bug.
4922 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4924 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4925 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4926 -mpretend-cmove): New.
4928 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4931 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4932 doesn't count DEBUG_INSN refs.
4933 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4934 for DEBUG_INSN refs.
4936 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4940 2012-02-20 Richard Guenther <rguenther@suse.de>
4941 PR tree-optimization/52298
4942 * tree-vect-stmts.c (vectorizable_load): Properly use
4943 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
4945 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4948 * gimple.h (gimple_in_transaction): New.
4949 (gimple_set_in_transaction): New.
4950 (struct gimple_statement_base): Add in_transaction field.
4951 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4953 (tree_ssa_lim_initialize): Compute transaction bits.
4954 * tree.h (compute_transaction_bits): Protoize.
4955 * trans-mem.c (tm_region_init): Use the heap to store BB
4957 (compute_transaction_bits): New.
4959 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4961 * gcc.c (display_help): Document --help=common and sort entries
4964 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4966 * doc/install.texi: Document check-$LANG specific shortcuts
4968 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4971 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4973 * config/arm/arm_neon.h: Regenerate.
4974 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4975 (neon_vcgeu): New insn.
4976 (neon_vcgtu): Likewise.
4977 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4978 (ops): Unsigned comparison intrinsics call a different builtin.
4980 2012-02-28 Richard Guenther <rguenther@suse.de>
4983 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4984 ordering for the VEC_CONCAT for two element vectors for
4985 V2SFmode, V2SImode and V2DImode.
4987 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4990 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4991 detecting big-endian triplets.
4993 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4995 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4996 mode if there is no type information available.
4998 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5000 PR tree-optimization/53207
5001 * doc/invoke.texi: Document as experimental and relying on graphite.
5003 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5005 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5006 of initializer to changes from r184614.
5008 2012-02-28 Richard Guenther <rguenther@suse.de>
5010 PR tree-optimization/52395
5011 * tree-sra.c (build_ref_for_offset): Also look at the base
5012 TYPE_ALIGN when figuring out the alignment of the replacement.
5014 2012-02-28 Richard Guenther <rguenther@suse.de>
5016 PR tree-optimization/52402
5017 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5018 mis-aligned types when creating the accesses at the call site.
5020 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5022 * config/avr/builtins.def: New file.
5023 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5024 * config/avr/avr.c (enum avr_builtin_id): Use it.
5025 (avr_init_builtins): Use it. And use avr_bdesc.
5026 (bdesc_1arg): Remove.
5027 (bdesc_2arg): Remove.
5028 (bdesc_3arg): Remove.
5029 (struct avr_builtin_description): Add field n_args.
5030 (avr_bdesc): New static variable using builtins.def.
5031 (avr_expand_builtin): Use it.
5032 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5033 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5034 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5036 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5039 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5040 match only one single hard register with respective hard reg rtx.
5041 (movmemx_<mode>): Ditto.
5042 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5043 insn anatomy of movmem[x]_<mode>.
5044 (avr_out_movmem): Same for printing assembler and operand usage.
5046 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5050 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5051 address spaces located outside of device flash.
5053 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5054 (mcu_type_s): Add field n_flash.
5055 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5056 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5057 (AVR_MCU): Add N_FLASH argument.
5058 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5059 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5060 macro __FLASH<n> if that address space makes sense for the device.
5061 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5062 outside of target flash.
5063 (avr_asm_named_section): Ditto.
5064 (avr_asm_select_section): Ditto.
5065 (avr_addr_space_convert): Ditto.
5066 (avr_emit_movmemhi): Ditto.
5067 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5068 address space is outside of device flash.
5069 (avr_insert_attributes): Ditto.
5070 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5071 avr_current_arch->n_segments.
5073 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5076 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
5077 (*movabs<mode>_2): Likewise.
5079 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5082 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5083 s_register_operand in the test instead of REG_P. Don't call
5084 gen_reg_rtx if it won't be used.
5086 PR tree-optimization/52376
5087 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5089 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5091 * ifcvt.c (noce_get_condition): Check condition variable is not
5092 small_register_classes_for_mode_p before accepting.
5094 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5096 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5098 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5101 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5102 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5104 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5106 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5108 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5110 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5112 * config/sh/predicates.md: Remove blank lines.
5113 * config/sh/sh.c: Fix typos in comments.
5114 * config/sh/constraints.md: Likewise.
5115 * config/sh/sh.md: Remove blank lines.
5116 Fix typos in comments. Use ;; as comment characters.
5118 2012-02-26 Walter Lee <walt@tilera.com>
5120 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5121 (replace_mov_pcrel_step2): Ditto.
5123 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5126 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5127 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5128 and locs that reference values newer than the non-canonical value
5129 at hand. Return the canonical value as a worst case.
5130 (memrefs_conflict_p): Walk canonical value's locs.
5133 * cselib.c (preserve_only_constants): Rename to...
5134 (preserve_constants_and_equivs): ... this. Split out...
5135 (invariant_or_equiv_p): ... this. Preserve plus expressions
5136 of other preserved expressions too.
5137 (cselib_reset_table): Adjust.
5138 * var-tracking.c (reverse_op): Use canonical value to build
5141 2012-02-23 Kai Tietz <ktietz@redhat.com>
5143 * config/i386/i386.c (ix86_delegitimize_address): Handle
5144 UNSPEC_PCREL plus displacement.
5146 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5149 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5150 to test for unusedness in st X addressing.
5152 2012-02-24 Richard Guenther <rguenther@suse.de>
5155 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5156 (is_gimple_reg_type): Move inline ...
5157 * gimple.h (is_gimple_reg_type): ... here.
5159 2012-02-24 Richard Guenther <rguenther@suse.de>
5162 * passes.c (execute_function_todo): When verifying SSA form
5163 verify gimple form first.
5164 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5166 2012-02-24 Richard Guenther <rguenther@suse.de>
5169 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5170 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5172 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5174 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5176 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5178 * tree-phinodes.c (make_phi_node): Mark static.
5179 * tree-flow.h (make_phi_node): Remove extern decl.
5180 * doc/gimple.texi (make_phi_node): Remove documentation.
5182 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5184 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5185 * tree-ssa-sccvn.c (print_scc): Ditto.
5187 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5189 * doc/passes.texi (Full redundancy elimination): Fix typo.
5191 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5193 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5195 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5198 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5200 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5203 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5205 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5207 * config/avr/avr.md (code_stdname): Add ior, xor.
5208 (xior): New code iterator.
5209 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5210 (*<code_stdname><mode>qi.byte1-3): Ditto.
5212 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5214 PR tree-optimization/52019
5215 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5218 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5220 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5221 HAVE_INITFINI_ARRAY to work around namespace pollution in
5222 certain versions of newlib system headers.
5223 * config.in: Regenerate.
5224 * configure: Regenerate.
5225 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5226 instead of HAVE_INITFINI_ARRAY.
5228 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5231 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5232 is not offsettable memory reference.
5234 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5237 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5238 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5240 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5242 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5243 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5245 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5247 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5248 library on Solaris 8 even without TLS support.
5249 * configure: Regenerate.
5251 2012-02-22 Richard Guenther <rguenther@suse.de>
5254 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5255 for GIMPLE_DEBUG stmts.
5257 2012-02-22 Martin Jambor <mjambor@suse.cz>
5260 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5261 according to the base object.
5263 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5265 PR rtl-optimization/50063
5266 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5267 and 2 (8-bit SP) in operand 2.
5268 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5269 setup to use movhi_sp_r instead of vanilla move to write SP.
5270 Adjust REG_CFA notes to superseed unspec.
5271 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5273 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5274 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5275 irq_state 1 (IRQ known to be on) here.
5277 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5279 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5281 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5282 assign_hard_reg): Likewise.
5284 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5286 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5288 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5291 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5292 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5294 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5296 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5297 prototype from here to...
5298 * config/avr/avr.h: ...here.
5300 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5303 * thumb2.md (thumb2_shiftsi3_short): Split register and
5304 immediate shifts. For register shifts tie operands 0 and 1.
5305 (peephole2 for above): Check that register-controlled shifts
5306 have suitably tied operands.
5308 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5311 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5312 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5313 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5314 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5315 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5316 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5317 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5318 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5319 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5320 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5321 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5322 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5323 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5324 bdver1_ssevector_avx256_unaligned_load,
5325 bdver1_ssevector_sse128_unaligned_load,
5326 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5327 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5328 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5329 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5330 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5331 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5332 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5333 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5334 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5335 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5336 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5337 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5338 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5339 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5340 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5341 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5342 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5343 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5344 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5345 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5346 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5347 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5348 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5349 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5350 bdver1_ssediv_double_load, bdver1_ssediv_double,
5351 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5352 Add "bdver2" attribute.
5354 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5356 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5357 default if possible and not specified otherwise.
5359 2012-02-21 Richard Guenther <rguenther@suse.de>
5362 * gimplify.c (create_tmp_from_val): Use the main variant type
5363 for the type of the temporary we create.
5365 2012-02-21 Richard Guenther <rguenther@suse.de>
5367 PR tree-optimization/52324
5368 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5369 do not gimplify a MEM_REF address operand if it is already
5372 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5374 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5375 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5377 2012-02-21 Richard Guenther <rguenther@suse.de>
5379 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5380 nested_in_vect_loop.
5382 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5384 PR tree-optimization/52318
5385 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5386 vdef also to non-pure/const call stmts in the sequence.
5388 2012-02-21 Tristan Gingold <gingold@adacore.com>
5390 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
5392 2012-02-20 David S. Miller <davem@davemloft.net>
5394 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5395 don't use the "rd %pc" instruction on v9 for PIC register loads.
5397 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5400 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5401 in a transaction safe function.
5403 2012-02-20 Kai Tietz <ktietz@redhat.com>
5406 * stor-layout.c (place_field): Handle desired_align for
5409 2012-02-20 Richard Guenther <rguenther@suse.de>
5411 PR tree-optimization/52298
5412 * tree-vect-stmts.c (vectorizable_store): Properly use
5413 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5415 (vectorizable_load): Likewise.
5416 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5417 Access DR_STEP after ensuring it is not NULL.
5419 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5421 PR tree-optimization/52286
5422 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5423 optimization use double_int_to_tree instead of build_int_cst_wide,
5424 rewrite to use double_int vars.
5426 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5429 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5431 Remove -e 0 from $gcc_cv_ld invocation.
5432 Only use __GLIBC_PREREQ if defined.
5433 Enable on Solaris since Solaris 8 patch.
5434 (gcc_SUN_LD_VERSION): New macro.
5435 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5436 gcc_SUN_LD_VERSION for version number format.
5437 * configure: Regenerate.
5438 * varasm.c (get_elf_initfini_array_priority_section): Set
5439 SECTION_NOTYPE for non-default priority.
5440 Use get_section instead of get_unnamed_section to emit
5441 .init_array/.fini_array with default priority.
5443 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5445 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5446 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5447 (mips_start_unique_function, mips_output_mips16_rdhwr)
5448 (mips_code_end): New functions.
5449 (TARGET_ASM_CODE_END): Define.
5451 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5453 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5454 to stubs with non-sibling calls.
5456 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5458 * doc/invoke.texi (-fira-* options): Copy-edit.
5459 (ira-* parameters): Copy-edit.
5461 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5463 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5464 GCC coding conventions.
5466 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5468 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5469 when used as adjectives.
5471 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5473 * doc/invoke.texi: Clean up "that"/"which" confusion.
5475 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5477 * system.h: Poison SMALL_REGISTER_CLASSES
5478 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5479 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5481 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5483 PR tree-optimization/52285
5484 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5485 when deciding if a call is a tail call or tail recursion.
5487 2012-02-16 Kai Tietz <ktietz@redhat.com>
5489 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5490 interger-constant displacement for UNSPEC_PCREL.
5492 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5494 PR rtl-optimization/52208
5495 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5496 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5498 PR tree-optimization/52255
5499 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5500 loop->header has virtual PHI, but exit_e->dest doesn't, add
5501 virtual PHI to exit_e->dest and adjust all uses after the loop.
5504 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5505 children with clone_tree_hash, not after it.
5507 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5509 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5510 extended identifiers.
5512 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5515 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5516 a same_body_alias, also test whether e->callee isn't a former
5517 or current clone of the decl this is a same body alias of.
5519 PR translation/52264
5520 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5522 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5524 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5526 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5529 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5530 force_reg instead of copy_to_reg for better optimization. Force
5531 non-register or memory operands into a register.
5533 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5535 * extend.texi: Reserve upper bits of memory model for future use.
5537 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5538 Anatoly Sokolov <aesok@post.ru>
5539 Eric Weddington <eric.weddington@atmel.com>
5542 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5543 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5544 Rewrite initializers for .macro.
5545 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5546 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5547 atxmega32d4, atxmega32x1.
5548 avrxmega4: atxmega64a3, atxmega64d3.
5549 avrxmega5: atxmega64a1, atxmega64a1u.
5550 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5551 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5552 avrxmega7: atxmega128a1, atxmega128a1u.
5553 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5554 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5555 (struct base_arch_s): Rename reserved to xmega_p.
5556 Rename reserved2 to have_rampd.
5557 (AVR_XMEGA): New define.
5558 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5559 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5560 * config/avr/predicates.md (io_address_operand): Take into
5562 (low_io_address_operand): Ditto.
5563 (high_io_address_operand): Ditto.
5564 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5565 (enabled, movhi_sp_r): Use them.
5566 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5567 cpp_define_formatted to built-in define __AVR_ARCH__.
5568 (__AVR_XMEGA__): New built-in define.
5569 (__AVR_HAVE_RAMPD__): New built-in define.
5570 (__AVR_HAVE_RAMPX__): New built-in define.
5571 (__AVR_HAVE_RAMPY__): New built-in define.
5572 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5574 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5575 (avr_option_override): Initialize them.
5576 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5577 (avr_init_expanders): Initialize them. No more block several calls.
5578 (emit_push_sfr): New static function.
5579 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5581 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5582 (avr_print_operand): Print addreeses as symbols for
5583 RAMPX, RAMPY, RAMPD, CCP.
5584 (output_movhi): Handle AVR_XMEGA when writing to SP.
5585 (avr_out_movhi_mr_r_xmega): New static function.
5586 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5587 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5588 __RAMPD__, __CCP__ as needed.
5590 * config/avr/multilib.h: Regenerate.
5591 * config/avr/t-multilib: Regenerate.
5592 * config/avr/avr-tables.opt: Regenerate.
5594 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5596 PR tree-optimization/50561
5597 * graphite-flattening.c (lst_project_loop): Do not
5598 remove old scattering dimensions after flattening.
5599 (lst_do_flatten): Likewise.
5601 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5603 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5604 __builtin_avr_map8, __builtin_avr_map16.
5605 Document __builtin_avr_insert_bits.
5607 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5608 (insert_bits): New insn.
5609 (adjust_len.map_bits): Rename to insert_bits.
5610 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5611 * avr-protos.h (avr_out_map_bits): Remove.
5612 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5613 * config/avr/constraints.md (Cxf,C0f): New.
5614 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5615 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5616 New built-in define __BUILTIN_AVR_INSERT_BITS.
5617 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5618 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5619 (avr_move_bits): Rewrite.
5620 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5622 (avr_map_op_t): New typedef.
5623 (avr_map_op): New static variable.
5624 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5625 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5626 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5627 (bdesc_3arg, avr_expand_triop_builtin): New.
5628 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5629 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5630 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5631 (avr_map_equal_p, avr_map_sig_p): Remove.
5632 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5633 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5634 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5635 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5636 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5637 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5639 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5641 * config/c6x/c6x.md (reserve_cycles): New attribute.
5642 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5643 don't reserve functional units after the branch occurs.
5645 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5648 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5649 functions into non-tm_pure functions.
5651 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5654 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5655 (iterative_hash_canonical_type): Likewise.
5656 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5659 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5661 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5662 sched-group insn, it either remains alone or the entire list is pruned.
5664 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5666 * doc/install.texi (Prerequisites): Fix grammar.
5667 (Configuration): Likewise.
5669 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5671 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5672 MPC as part of GCC before describing configuring with --with-gmp etc.
5673 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5674 sources are present.
5676 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5679 * dwarf2out.c (clone_tree_hash): New function.
5680 (copy_decls_walk): Use it instead of clone_tree.
5682 2012-02-14 Richard Guenther <rguenther@suse.de>
5684 PR tree-optimization/52244
5685 PR tree-optimization/51528
5686 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5687 replacements for integral types.
5689 2012-02-14 Walter Lee <walt@tilera.com>
5691 * config.gcc: Handle tilegx and tilepro.
5692 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5694 Add HAVE_AS_TLS check for tilegx and tilepro.
5695 * configure: Regenerate.
5696 * doc/contrib.texi: Add Mat Hostetter and self.
5697 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5698 Document instruction intrinsics and network accessing intrinsics.
5699 (TILEPro Built-in Functions): New node. Document instruction
5700 intrinsics and network accessing intrinsics.
5701 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5702 (Specific, tilepro-*-linux*): Likewise.
5703 * doc/invoke.texi (TILE-Gx Options): New section.
5704 (TILEPro Options): New section.
5705 * doc/md.texi (TILE-Gx): New section.
5706 (TILEPro): New section.
5707 * common/config/tilegx/tilegx-common.c: New file.
5708 * common/config/tilepro/tilepro-common.c: New file.
5709 * config/tilegx/constraints.md: New file.
5710 * config/tilegx/linux.h: New file.
5711 * config/tilegx/mul-tables.c: New file.
5712 * config/tilegx/predicates.md: New file.
5713 * config/tilegx/sync.md: New file.
5714 * config/tilegx/t-tilegx: New file.
5715 * config/tilegx/tilegx-builtins.h: New file.
5716 * config/tilegx/tilegx-c.c: New file.
5717 * config/tilegx/tilegx-generic.md: New file.
5718 * config/tilegx/tilegx-modes.def: New file.
5719 * config/tilegx/tilegx-multiply.h: New file.
5720 * config/tilegx/tilegx-protos.h: New file.
5721 * config/tilegx/tilegx.c: New file.
5722 * config/tilegx/tilegx.h: New file.
5723 * config/tilegx/tilegx.md: New file.
5724 * config/tilegx/tilegx.opt: New file.
5725 * config/tilepro/constraints.md: New file.
5726 * config/tilepro/gen-mul-tables.cc: New file.
5727 * config/tilepro/linux.h: New file.
5728 * config/tilepro/mul-tables.c: New file.
5729 * config/tilepro/predicates.md: New file.
5730 * config/tilepro/t-tilepro: New file.
5731 * config/tilepro/tilepro-builtins.h: New file.
5732 * config/tilepro/tilepro-c.c: New file.
5733 * config/tilepro/tilepro-generic.md: New file.
5734 * config/tilepro/tilepro-modes.def: New file.
5735 * config/tilepro/tilepro-multiply.h: New file.
5736 * config/tilepro/tilepro-protos.h: New file.
5737 * config/tilepro/tilepro.c: New file.
5738 * config/tilepro/tilepro.h: New file.
5739 * config/tilepro/tilepro.md: New file.
5740 * config/tilepro/tilepro.opt: New file.
5742 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5744 PR tree-optimization/52210
5745 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5746 vect_model_simple_cost with two entry vect_def_type array instead
5747 of an address of dt.
5749 2012-02-14 Richard Guenther <rguenther@suse.de>
5752 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5753 Do not stream DECL_QUALIFIER.
5754 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5755 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5756 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5758 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5761 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5764 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5767 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5768 * cselib.c (cselib_subst_to_values_from_insn): New function.
5769 * sched-deps.c (add_insn_mem_dependence,
5770 sched_analyze_1, sched_analyze_2): Use it.
5772 2012-02-13 Jan Hubicka <jh@suse.cz>
5775 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5777 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5779 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5780 (GTM_SELF_SPECS): Define if not already defined.
5781 (driver_self_specs): Add GTM_SELF_SPECS.
5782 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5783 (GTM_SELF_SPECS): Define.
5784 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5785 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5787 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5789 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5792 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5795 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5796 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5798 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5801 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5803 2012-02-13 Richard Guenther <rguenther@suse.de>
5805 PR translation/52211
5806 * passes.c (enable_disable_pass): Fix typo.
5808 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5811 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5812 XOR for reduce_bit_field if type is unsigned.
5814 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5816 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5817 disallow changes from SFmode to mode with different size in FP regs.
5819 2012-02-12 Robert Millan <rmh@gnu.org>
5820 Gerald Pfeifer <gerald@pfeifer.com>
5822 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5825 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5827 PR rtl-optimization/52175
5828 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5829 to frame-related instructions.
5831 2012-02-10 Jason Merrill <jason@redhat.com>
5834 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5835 (demangle_new_symbols): Fill it.
5836 (scan_linker_output): Walk it.
5837 (start_tweaking): Split out from scan_linker_output.
5838 (maybe_tweak): Update sym->chosen.
5839 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5841 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5844 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5846 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5848 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5849 having the same mode as previous compare.
5851 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5853 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5854 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5855 (nonlocal_goto_internal): Likewise.
5856 (nonlocal_goto): Emit a use and an indirect jump directly.
5858 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5861 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5862 __atomic_{is,always}_lock_free.
5864 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5867 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5868 negative constant address for TARGET_X32.
5870 2012-02-10 Richard Henderson <rth@redhat.com>
5872 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5873 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5874 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5876 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5877 Ira Rosen <irar@il.ibm.com>
5879 PR tree-optimization/50031
5880 * targhooks.c (default_builtin_vectorization_cost): Handle
5882 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5883 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5884 all types of reduction and pattern statements.
5885 (vect_estimate_min_profitable_iters): Likewise.
5886 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5887 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5888 for explicit realigns.
5889 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5890 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5892 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5893 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5894 vec_perm for VSX and handle vec_promote_demote.
5896 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5899 * builtins.c (fold_builtin_atomic_always_lock_free,
5900 expand_builtin_atomic_always_lock_free,
5901 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5902 Return and/or test boolean_true_node/boolean_false_node instead of
5903 integer_one_node/integer_zero_node.
5905 2012-02-10 Jan Hubicka <jh@suse.cz>
5908 * predict.c (predict_paths_for_bb): Prevent looping.
5909 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5911 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5913 * config/arm/arm.c (output_move_double): In one case properly
5914 count number of instructions that will be emitted.
5916 2012-02-10 Richard Guenther <rguenther@suse.de>
5918 PR translation/52193
5919 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5921 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5924 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5926 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5929 * var-tracking.c (emit_note_insn_var_location): If
5930 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5931 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5932 non-NOTE_DURING_CALL_P insn.
5934 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5937 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5939 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5942 * gcc.c (switch_matches) Support switches with separated form,
5945 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5947 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5949 (RAMPZ_ADDR): Ditto.
5950 * config/avr/avr.c (avr_addr_t): New typedef.
5951 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5952 (avr_init_expanders): Initialize it.
5953 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5955 (expand_epilogue): Ditto.
5956 (avr_print_operand): Ditto.
5957 (avr_file_start): Ditto.
5958 (avr_emit_movmemhi): Ditto.
5960 2012-02-08 Richard Guenther <rguenther@suse.de>
5962 PR tree-optimization/46886
5963 * tree-flow.h (do_while_loop_p): Declare.
5964 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5965 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5967 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5969 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5970 always succeed for integers larger than a native word.
5972 2012-02-08 Richard Guenther <rguenther@suse.de>
5974 PR rtl-optimization/52170
5975 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5976 properly handle integer vector modes.
5978 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5980 PR gcov-profile/52150
5981 * coverage.c: Include target.h.
5982 (build_var): Call targetm.strip_name_encoding on the assembler name.
5983 Change one _ into . or $ if the target allows it.
5984 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5986 PR rtl-optimization/52139
5987 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5988 is a BARRIER after emit_insn_after_noloc, move BB_END
5989 to the last non-BARRIER insn before it.
5991 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5994 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5995 (mips_gimplify_va_arg_expr): Call it instead of
5996 std_gimplify_va_arg_expr.
5998 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6000 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6001 message for -mno-pointers-to-nested-function.
6003 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6006 * expr.c (get_inner_reference): If there is an offset, add a negative
6007 bit position to it (if any).
6009 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6011 PR rtl-optimization/52060
6012 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6013 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6014 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6015 and/or i0src_copy2 when needed.
6017 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6019 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6020 or LTOPLUGINSONAME if have_c.
6022 * config/freebsd-spec.h: Add comment about what macros can be defined
6024 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6025 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6028 2012-02-07 Richard Guenther <rguenther@suse.de>
6030 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6031 newline in -alias dumps.
6033 2012-02-07 Kai Tietz <ktietz@redhat.com>
6034 Dave Korn <dave.korn.cygwin@gmail.com>
6037 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6038 Take care that typinfo gets dllexport-attribute.
6040 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6043 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6044 if modifier < EXPAND_SUM call force_operand on the result.
6046 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6048 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6049 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6051 (epiphany_function_type): Replace types for specific interrupts with
6052 EPIPHANY_FUNCTION_INTERRUPT.
6053 (EPIPHANY_INTERRUPT_P): Update.
6054 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6055 New static function.
6056 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6057 <disinterrupt>: Affects type identity.
6058 (epiphany_handle_interrupt_attribute): Handle variable number of
6060 (epiphany_compute_function_type): Update for new
6061 epiphany_function_type definition.
6062 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6063 handlers with a longcall forwarder.
6064 (epiphany_start_function): Handle multiple interrupt arguments and/or
6065 forwarder_section attribute.
6067 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6070 2012-02-07 Alan Modra <amodra@gmail.com>
6073 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6076 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6078 PR tree-optimization/50969
6079 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6080 use vec_perm rather than vector_stmt.
6081 (vect_model_load_cost): Likewise.
6082 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6083 vec_perm to be the same as other vector statements.
6084 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6085 cost of vec_perm for TARGET_VSX.
6087 2012-02-06 Richard Guenther <rguenther@suse.de>
6089 PR tree-optimization/52115
6090 * tree-sra.c (access_has_replacements_p): New function.
6091 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6093 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6096 * trans-mem.c (expand_call_tm): Add an assertion.
6097 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6100 2012-02-06 Richard Guenther <rguenther@suse.de>
6102 PR tree-optimization/50955
6103 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6104 raise cost of expressions that replace an address with an
6105 expression based on a different pointer.
6107 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6110 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6111 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6113 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6116 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6117 -Weffc++ and specify guidelines come from second edition.
6119 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6121 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6122 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6123 (call_direct_split, call_value_split, call_value_internal_direct)
6124 (call_value_direct_split, call_value_multiple_split): Use jal and
6125 jal_macro attributes.
6127 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6129 * reload1.c (reload_regs_reach_end_p): Replace with...
6130 (reload_reg_rtx_reaches_end_p): ...this function.
6131 (new_spill_reg_store): Update commentary.
6132 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6133 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6134 before setting new_spill_reg_store.
6135 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6136 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6137 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6138 for non-spill reload registers.
6140 2012-02-05 Ira Rosen <irar@il.ibm.com>
6142 PR tree-optimization/52091
6143 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6144 (vect_is_simple_use_1): Likewise.
6145 * tree-vect-loop.c (vectorizable_reduction): Update calls
6146 to vect_is_simple_use_1 and vect_is_simple_use.
6147 (vectorizable_live_operation): Likewise.
6148 * tree-vect-patterns.c (widened_name_p,
6149 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6150 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6151 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6152 vectorizable_shift,vectorizable_operation, vectorizable_store,
6153 vectorizable_load): Likewise.
6154 (vect_is_simple_cond): Add an argument, pass it to
6155 vect_is_simple_use_1.
6156 (vectorizable_condition): Update calls to vect_is_simple_cond,
6158 (vect_is_simple_use): Add an argument, the statement in which
6159 OPERAND is used. Check that if OPERAND's def stmt is a double
6160 reduction phi node, the use is a phi node too.
6161 (vect_is_simple_use_1): Add an argument, pass it to
6163 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6164 to vect_is_simple_use.
6166 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6168 PR rtl-optimization/52095
6169 * modulo-sched.c (dump_insn_locator): New function.
6170 (loop_canon_p, sms_schedule): Use it.
6172 PR rtl-optimization/52113
6173 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6174 even for decomposable shift/zext insns.
6176 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6177 Zdenek Dvorak <ook@ucw.cz>
6179 PR rtl-optimization/52092
6180 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6181 on get_iv_value result.
6183 2012-02-02 Andrew Pinski <apinski@cavium.com>
6187 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6189 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6192 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6194 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6196 PR rtl-optimization/49800
6197 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6198 (sched_finish): Call regstat_free_n_sets_and_refs.
6200 2012-02-02 Jia Liu <proljc@gmail.com>
6202 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6205 2012-02-02 Jan Hubicka <jh@suse.cz>
6206 Tom de Vries <tom@codesourcery.com>
6209 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6210 * varpool.c (varpool_analyze_pending_decls): Likewise.
6212 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6213 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6215 * config.gcc: Add cr16-* support.
6217 * doc/extend.texi: Document cr16 extensions.
6218 * doc/install.texi: Document cr16 install.
6219 * doc/invoke.texi: Document cr16 options.
6220 * doc/md.texi: Document cr16 constraints.
6222 * common/config/cr16/cr16-common.c: New file.
6223 * config/cr16/cr16.c: New file.
6224 * config/cr16/cr16.h: New file.
6225 * config/cr16/cr16.md: New file.
6226 * config/cr16/cr16.opt: New file.
6227 * config/cr16/cr16-protos.h: New file.
6228 * config/cr16/predicates.md: New file.
6229 * config/cr16/constraints.md: New file.
6230 * config/cr16/t-cr16: New file.
6232 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6235 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6236 that operands[2] is either immediate, or q_regs_operand.
6238 PR tree-optimization/52073
6239 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6240 a pattern stmt for pattern uses, ignore uses outside of the loop.
6242 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6244 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6245 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6246 (OUT_AS1, OUT_AS2): Remove.
6248 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6250 PR rtl-optimization/51374
6251 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6252 to cross other volatile_refs_p insns.
6254 2012-02-01 Richard Guenther <rguenther@suse.de>
6256 * doc/invoke.texi (fno-inline): Clarify documentation.
6257 (finline-small-functions): Likewise.
6258 (finline-functions): Likewise.
6259 * common.opt (finline): Adjust comment and documentation.
6260 (finline-small-functions): Clarify documentation.
6261 (finline-functions): Likewise.
6262 (finline-functions-called-once): Likewise.
6264 2012-02-01 Tristan Gingold <gingold@adacore.com>
6266 * c-typeck.c (composite_type): Keep mode for pointers.
6268 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6270 * function.h (regno_reg_rtx): Adjust comment.
6271 * reginfo.c (init_reg_modes_target): Only use the previous mode
6272 if it fits within one register. Remove MIPS comment.
6274 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6277 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6279 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6281 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6282 to srak instruction.
6284 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6286 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6288 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6293 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6295 2012-01-31 Richard Guenther <rguenther@suse.de>
6297 PR tree-optimization/51528
6298 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6301 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6306 * ree.c (add_removable_extension): Change def_map argument
6307 to unsigned *, store in def_map 1 + offset into *insn_list vector
6308 instead of pointers into the vector.
6309 (find_removable_extensions): Adjust caller.
6311 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6313 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6314 Transform all "* quoted-c-code" to { c-code }.
6315 Remove redundant test for "optimize" in combine patterns.
6316 Move (include "avr-dimode.md") to end of file.
6318 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6321 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6322 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6324 2012-01-30 Richard Guenther <rguenther@suse.de>
6326 PR tree-optimization/52028
6327 * tree-loop-distribution.c (ldist_gen): Properly update
6330 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6333 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6334 set_cur_line_info_table if not emitting debug info.
6336 PR tree-optimization/52046
6337 * tree-vect-patterns.c (check_bool_pattern): Give up if
6338 a comparison could throw.
6341 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6343 2012-01-30 Richard Guenther <rguenther@suse.de>
6345 PR tree-optimization/52045
6346 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6347 SSA form if cfgcleanup did anything.
6349 2012-01-30 Richard Guenther <rguenther@suse.de>
6351 PR tree-optimization/52045
6352 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6353 before computing final todo.
6355 2012-01-30 Richard Guenther <rguenther@suse.de>
6357 PR tree-optimization/51528
6358 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6361 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6363 * df-problems.c (df_kill_notes): Check that the use refers
6364 to the note under examination.
6366 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6369 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6370 parameter and use short-lived pseudos.
6371 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6372 (sparc_expand_vector_init): Const-ify local variables and adjust
6373 calls to above functions.
6375 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6377 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6379 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6381 * doc/invoke.texi: Make usage of "compile time" and
6382 "run time"/"runtime" consistent throughout the file.
6384 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6386 * config/alpha/alpha.c (alpha_option_override): Default to
6387 full IEEE compliance mode for Go language.
6389 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6391 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6392 (LINK_SSP_SPEC): Define.
6394 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6397 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6400 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6402 * doc/invoke.texi: Correct hyphenation of "floating point",
6403 "double precision", and related terminology throughout the file.
6405 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6408 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6409 arm_general_register_operand predicate for operand 2 instead of
6412 2012-01-27 Ian Lance Taylor <iant@google.com>
6415 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6416 * builtins.c (expand_builtin_init_trampoline): Add onstack
6417 parameter. Change caller.
6418 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6419 * tree.c (build_common_builtin_nodes): Declare
6420 __builtin_init_heap_trampoline.
6422 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6424 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6425 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6426 * config/avr/avr.c: Ditto.
6427 (avr_regnames): Remove because unused.
6428 * config/avr/avr.md (*cpse.ne): New peephole.
6429 (*cpse.eq): New peephole from former cpse peepholes.
6431 2012-01-27 Michael Eager <eager@eagercon.com>
6433 * config/microblaze.c (microblaze_emit_compare): Correct
6434 test after pcmp instruction.
6436 2012-01-27 Richard Guenther <rguenther@suse.de>
6438 PR tree-optimization/52020
6439 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6441 2012-01-27 Richard Guenther <rguenther@suse.de>
6443 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6444 function non-const/pure.
6446 2012-01-27 Richard Guenther <rguenther@suse.de>
6448 PR tree-optimization/50444
6449 * tree-sra.c (build_ref_for_offset): Properly adjust the
6450 MEM_REF type for unaligned accesses.
6452 2012-01-27 Richard Guenther <rguenther@suse.de>
6454 PR tree-optimization/50444
6455 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6456 (expand_assignment): Use it. Properly handle misaligned
6457 bases when expanding stores to component references.
6458 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6461 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6464 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6465 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6466 * tree-data-ref.c (find_data_references_in_loop): Make static.
6467 (compute_all_dependences): Change return type to bool. Bail out
6468 for too many datarefs in a loop. Move the hunk resetting the data
6469 dependences vector from ...
6470 (compute_data_dependences_for_loop): ... here. Account for
6471 compute_all_dependences returning false.
6472 (compute_data_dependences_for_bb): Likewise.
6473 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6474 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6476 2012-01-27 Richard Guenther <rguenther@suse.de>
6479 * expr.c (store_field): Use the alias-set of the scratch memory
6482 2012-01-27 Tom de Vries <tom@codesourcery.com>
6484 PR tree-optimization/51990
6485 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6487 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6489 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6492 * var-tracking.c (reverse_op): Don't add any reverse operation
6493 if V already has any constant locations.
6495 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6497 * doc/invoke.texi: Correct usage of "command line" (noun)
6498 vs "command-line" (adjective) throughout.
6500 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6502 * doc/invoke.texi (Language Independent Options): Move
6503 -Wcoverage-mismatch blurb from here....
6504 (Warning Options): ...to here.
6506 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6508 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6509 Set rs6000_always_hint to false for 476.
6511 2012-01-27 Matthias Klose <doko@ubuntu.com>
6513 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6515 * incpath.c (add_standard_paths): Likewise.
6517 2012-01-27 Richard Henderson <rth@redhat.com>
6519 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6520 * config/m68k/sync.md (atomic_test_and_set): Rename from
6521 sync_test_and_setqi and adjust the operands.
6522 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6523 and unconditionally enable.
6525 2012-01-27 Richard Henderson <rth@redhat.com>
6527 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6528 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6529 (ldstub): Rename from ldstubqi.
6530 (ldstub<I24MODE>): Remove.
6532 2012-01-27 Richard Henderson <rth@redhat.com>
6534 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6535 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6536 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6537 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6538 * doc/tm.texi: Rebuild.
6540 2012-01-27 Richard Henderson <rth@redhat.com>
6542 * optabs.c (gen_atomic_test_and_set): Remove default.
6543 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6545 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6547 PR rtl-optimization/51978
6548 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6549 (combine_reaching_defs): Likewise.
6550 (struct re_info): Remove.
6551 (add_removable_extension): Remove x and data arguments,
6552 add insn, insn_list and def_map. Use the arguments directly
6553 instead of using struct re_info.
6554 (find_removable_extensions): Don't call add_removable_extension
6555 through note_stores, instead just call it with single_set
6557 (find_and_remove_re): Pass curr_cand->expr instead of
6558 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6560 2012-01-26 Michael Matz <matz@suse.de>
6562 PR tree-optimization/46590
6563 * cfgexpand.c: Revert last change (r183305).
6564 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6566 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6567 checking for emptiness.
6569 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6572 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6573 non-addressable non-BLKmode base correctly.
6575 2012-01-26 Michael Matz <matz@suse.de>
6577 PR tree-optimization/48794
6578 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6579 regions referenced from RESX/EH_DISPATCH.
6581 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6583 * config/s390/s390.h: Make BRANCH_COST an option.
6584 * config/s390/s390.opt: New option -mbranch-cost.
6586 2012-01-26 Richard Henderson <rth@redhat.com>
6588 Revert 2012-01-24 change:
6589 * trans-mem.c (requires_barrier): Do not instrument thread local
6590 variables and emit save/restore for them.
6592 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6595 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6598 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6600 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6603 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6606 Rename __pgm to __flash.
6607 Rename __pgm1 to __flash1.
6608 Rename __pgm2 to __flash2.
6609 Rename __pgm3 to __flash3.
6610 Rename __pgm4 to __flash4.
6611 Rename __pgm5 to __flash5.
6612 Rename __pgmx to __memx.
6613 * doc/extend.texi (AVR Named Address Spaces)
6614 Rename address space names as indicated above.
6615 * config/avr/avr.c (avr_addrspace): Ditto.
6617 * config/avr/avr-protos.h
6618 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6619 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6620 * config/avr/predicates.md: Ditto.
6621 * config/avr/avr.c Ditto, and
6622 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6623 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6625 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6626 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6627 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6628 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6629 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6630 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6631 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6632 * config/avr/avr.c: Ditto.
6633 * config/avr/avr.md: Ditto.
6635 2012-01-25 Jason Merrill <jason@redhat.com>
6638 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6640 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6642 PR tree-optimization/51987
6643 * tree-data-ref.c (get_references_in_stmt): Handle references in
6644 non-volatile GIMPLE_ASM.
6646 2012-01-25 Richard Guenther <rguenther@suse.de>
6648 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6649 bases are dereferenced.
6651 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6653 PR rtl-optimization/48374
6654 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6656 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6658 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6659 compute_data_dependences_for_loop returns false.
6660 * tree-parloops.c (loop_parallel_p): Likewise.
6662 2012-01-25 Richard Guenther <rguenther@suse.de>
6664 * tree.h (get_pointer_alignment_1): Declare.
6665 * builtins.c (get_pointer_alignment_1): New function.
6666 (get_pointer_alignment): Use it.
6668 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6670 PR rtl-optimization/48308
6671 * combine.c (enum undo_kind): Add UNDO_LINKS.
6672 (struct undo): Add member l to other_contents and where.
6673 (do_SUBST_LINK): New.
6675 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6676 (undo_all): Handle UNDO_LINKS.
6678 2012-01-25 Richard Henderson <rth@redhat.com>
6680 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6683 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6685 * optabs.c (gen_atomic_test_and_set): Use each argument.
6687 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6689 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6690 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6691 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6692 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6693 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6694 TARGET_PAIRED_SINGLE_FLOAT.
6696 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6698 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6699 (in_struct, return_val): Remove MEM documentation.
6700 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6701 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6702 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6704 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6705 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6706 * expr.c (store_field): Likewise.
6707 * function.c (assign_stack_temp_for_type): Likewise.
6708 * ifcvt.c (noce_try_cmove_arith): Likewise.
6709 * reload1.c (reload): Likewise.
6710 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6711 (alpha_set_memflags): Likewise.
6712 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6714 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6716 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6718 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6719 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6720 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6722 * cselib.c (cselib_rtx_varies_p): Delete.
6723 (cselib_invalidate_mem): Update call to canon_true_dependence.
6724 * dse.c (record_store, check_mem_read_rtx): Likewise.
6725 (scan_reads_nospill): Likewise.
6726 * cse.c (check_dependence): Likewise.
6727 (cse_rtx_varies_p): Delete.
6728 * expr.c (safe_from_p): Update call to true_dependence.
6729 * ira.c (validate_equiv_mem_from_store): Likewise.
6730 (memref_referenced_p): Likewise.
6731 * postreload-gcse.c (find_mem_conflicts): Likewise.
6732 * sched-deps.c (sched_analyze_2): Likewise.
6733 * store-motion.c (load_kills_store): Likewise.
6734 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6735 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6736 (compute_transp): Update call to canon_true_dependence.
6738 2012-01-25 Richard Henderson <rth@redhat.com>
6740 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6741 (maybe_emit_atomic_test_and_set): New.
6742 (expand_sync_lock_test_and_set): Use it.
6743 (expand_atomic_test_and_set): Likewise.
6744 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6745 the implementation; clarify implementation defined details.
6746 * doc/md.texi (atomic_test_and_set): Document.
6748 2012-01-25 Richard Henderson <rth@redhat.com>
6750 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6752 2012-01-25 Richard Henderson <rth@redhat.com>
6755 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6756 to effect no-op split.
6758 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6761 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6762 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6763 (BT_FN_VOID_PTR_INT_SIZE): New.
6764 (BT_FN_UINT_UINT_VAR): Remove.
6765 (BT_FN_UINT32_UINT32_VAR): New.
6766 (BT_FN_DOUBLE_VPTR): Remove.
6767 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6769 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6770 (_ITM_changeTransactionMode): Same.
6771 (_ITM_memmoveRtWt): Change return type to void.
6772 (_ITM_memcpyRtWt): Same.
6773 (_ITM_memsetW): Same.
6774 (_ITM_RaRD): Change types to double.
6779 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6781 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6782 Patrick Marlier <patrick.marlier@gmail.com>
6784 * trans-mem.c (requires_barrier): Do not instrument thread local
6785 variables and emit save/restore for them.
6787 2012-01-24 Jason Merrill <jason@redhat.com>
6790 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6791 output static aliases.
6793 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6796 * common.opt (-pie, -shared, pie, shared): Change from Common to
6798 * gcc.c (display_help): Display help for -pie and -shared.
6800 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6803 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6804 Remove note on size/offset limitation.
6805 (AVR Variable Attributes): Add example how to read data located
6806 with progmem. Refer to named address spaces.
6807 * doc/invoke.texi (AVR Options): Fix typo.
6809 2012-01-24 Richard Guenther <rguenther@suse.de>
6811 Forward-port to trunk
6812 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6815 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6816 op0 isn't sufficiently aligned and there is movmisalignM
6817 insn for mode, use it to load op0 into a temporary register.
6819 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6822 * target.def (const_not_ok_for_debug_p): New hook.
6823 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6825 * doc/tm.texi: Regenerated.
6826 * dwarf2out.c (const_ok_for_output_1): If
6827 targetm.const_not_ok_for_debug_p returns true, fail.
6828 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6830 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6832 2012-01-23 Kai Tietz <ktietz@redhat.com>
6835 * config/i386/predicates.md (symbolic_operand): Allow
6836 UNSPEC_PCREL as PIC expression for lea.
6837 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6838 * config/i386/i386.c (ix86_delegitimize_address): Handle
6839 UNSPEC_PCREL for none-MEM, too.
6841 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6843 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6844 (ipa_tm_create_version_alias): Same.
6846 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6849 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6850 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6852 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6853 Patrick Marlier <patrick.marlier@gmail.com>
6854 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6857 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6858 simple_object_start_read.
6860 2012-01-23 Richard Guenther <rguenther@suse.de>
6863 PR tree-optimization/51895
6864 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6865 parameter decomposition into BLKmode components.
6867 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6869 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6870 fake variables for restrict-qualified pointers whose pointed-to type
6871 contains a placeholder.
6873 2012-01-23 Richard Guenther <rguenther@suse.de>
6875 PR tree-optimization/51949
6876 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6878 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6880 PR rtl-optimization/51933
6881 * ree.c (transform_ifelse): Return true right away if dstreg is
6882 already wider or equal to cand->mode.
6883 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6884 (make_defs_and_copies_lists): Remove defs_list and copies_list
6885 arguments, add state argument, just truncate state->work_list
6886 instead of always allocating and freeing the vector. Assert that
6887 get_defs succeeds instead of returning 2. Changed return type to bool.
6888 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6889 have ext_src_mode, see if it has been modified already with the
6890 right kind of extension and has been extended before from the
6891 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6892 just return true. Remember the original mode in state->modified array.
6893 (combine_reaching_defs): Add state argument. Don't allocate and
6894 free here def_list, copied_list and vec vectors, instead just
6895 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6896 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6897 Add state variable, clear vectors in it, initialize state.modified
6898 if needed. Free all the vectors at the end and state.modified too.
6899 Don't skip a candidate if the extension expression has been modified.
6901 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6904 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6905 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6906 (extra_options) interix.opt -> i386/interix.opt"
6907 (extra_objs):Add winnt-stubs.o
6908 * configure.ac: Add interix to target_os .comm on PE check.
6909 * configure: Regenerate.
6910 * config/interix3.h: Delete and move bits to..
6911 * config/interix.h: Delete and move bits to..
6912 * config/i386/i386-interix3.h: Delete and move bits to..
6913 * config/i386/i386-interix.h: ..here.
6914 (TARGET_CPU_DEFAULT): Remove redefinition.
6915 (TARGET_ASM_CONSTRUCTOR): Undefine.
6916 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6917 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6918 (PTRDIFF_TYPE): Define.
6919 (LONG_DOUBLE_TYPE_SIZE): Define.
6920 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6921 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6922 (TARGET_SECTION_TYPE_FLAGS): Define.
6923 (ASM_DECLARE_FUNCTION_NAME): Define.
6924 (ASM_OUTPUT_EXTERNAL): Define.
6925 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6926 (ASM_OUTPUT_ALIGNED_BSS): Define.
6927 (PCC_BITFIELD_TYPE_MATTERS): Define.
6928 (USE_CONST_SECTION): Define.
6929 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6930 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6931 (SUPPORTS_ONE_ONLY): Remove.
6932 (I386_PE_STRIP_ENCODING): Define.
6933 * config/interix.opt: Delete and move bits to..
6934 * config/i386/interix.opt: ..here. New.
6935 (mpe-aligned-commons): Add.
6936 * config/i386/t-interix: Add copyright header.
6937 (winnt-stubs.o): Add rule.
6939 2012-01-22 Jason Merrill <jason@redhat.com>
6942 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6943 for extra name aliases.
6945 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6947 PR rtl-optimization/51924
6948 * ree.c (combine_set_extension): Improve debugging message.
6949 (combine_reaching_defs): Likewise.
6950 (get_defs): Rename confusingly named variable.
6951 (find_and_remove_re): Skip a candidate if the extension expression has
6954 2012-01-21 Robert Millan <rmh@gnu.org>
6955 Gerald Pfeifer <gerald@pfeifer.com>
6957 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6958 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6960 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6962 PR tree-optimization/51914
6963 * tree-vect-stmts.c (vectorizable_conversion): For
6964 cvt_type && modifier == WIDEN, put temporary with cvt_type
6965 at the beginning of vec_dsts and set vec_dest to temporary
6968 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6970 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6972 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6974 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6975 * config/rs6000/rs6000.c: Likewise.
6977 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6980 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6981 output_move_double on a copy of operands array.
6983 2012-01-20 Cary Coutant <ccoutant@google.com>
6984 Dodji Seketeli <dodji@redhat.com>
6987 * dwarf2out.c (copy_declaration_context): Return ref to parent
6988 of declaration DIE, if necessary.
6989 (remove_child_or_replace_with_skeleton): Add new parameter; update
6990 caller. Place skeleton DIE under parent DIE of original declaration.
6991 Move call to copy_declaration_context to here ...
6992 (break_out_comdat_types): ... from here.
6994 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6996 PR rtl-optimization/51856
6997 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7000 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7003 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7004 hints for neon loads and stores.
7006 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7010 * doc/extend.texi (Named Address Spaces): Split into subsections.
7011 (AVR Named Address Spaces): New subsection.
7012 (M32C Named Address Spaces): New subsection.
7013 (RL78 Named Address Spaces): New subsection.
7014 (SPU Named Address Spaces): New subsection.
7015 (Variable Attributes): New anchor "AVR Variable Attributes".
7016 (AVR Variable Attributes): Rewrite and avoid wording
7017 "address space" in this context.
7018 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7019 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7020 (AVR Built-in Macros): New subsubsection therein.
7021 * doc/md.texi (AVR constraints): Remove "C04", "R".
7023 2012-01-20 Richard Guenther <rguenther@suse.de>
7025 PR tree-optimization/51903
7026 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7027 when removing stmts.
7029 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7032 * config/arm/arm.c (arm_load_pic_register): Use
7033 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7034 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7035 (arm_pic_static_addr): Likewise.
7036 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7037 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7038 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7039 (pic_load_addr_unified): New.
7041 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7044 * function.c (instantiate_virtual_regs_in_insn): Use
7045 delete_insn_and_edges when removing a wrong asm insn.
7047 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7049 PR rtl-optimization/40761
7050 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7051 Add new member loop_num.
7052 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7053 (ira_build): Remove the parameter.
7055 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7056 (ira.c): Do not build CFG loops for one region allocation. Remove
7057 argument from ira_build call.
7059 * ira-build.c (init_loop_tree_node): New function.
7060 (create_loop_tree_nodes): Use it. Separate the case when CFG
7061 loops are not built.
7062 (more_one_region_p): Check current_loops.
7063 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7065 (add_loop_to_tree): Process loop equal to NULL too.
7066 (form_loop_tree): Separate the case when CFG loops are not built.
7067 Use explicitly number for the root.
7068 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7070 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7071 instead of loop->num.
7072 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7073 (mark_all_loops_for_removal): Ditto.
7074 (remove_unnecessary_regions): Separate the case when CFG loops
7076 (ira_build): Remove the parameter. Use explicit number of regions
7077 when CFG loops are not built.
7079 * ira-color.c (print_loop_title): Separate the case for the root node.
7080 Use loop_num instead of loop->num.
7081 (move_spill_restore): Use loop_num instead of loop->num.
7083 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7084 (change_loop): Ditto.
7085 (change_loop): Use loop_num instead of loop->num.
7087 * ira-lives.c (process_bb_node_lives): Ditto.
7089 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7091 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7093 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7096 * tree-mudflap.c (mf_artificial): New function.
7097 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7098 mx_register_decls, mudflap_enqueue_decl): Use it.
7101 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7102 numbers in the insn pattern.
7104 2012-01-19 Michael Matz <matz@suse.de>
7106 PR tree-optimization/46590
7107 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7108 use it in remembering which conflicts we already created.
7109 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7112 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7115 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7116 (merge_and_complain): Same.
7118 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7121 * config/initfini-array.h: Guard content of the header
7122 with #ifdef HAVE_INITFINI_ARRAY.
7123 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7124 Add initfini-array.h to tm_file here.
7125 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7126 * config.gcc: Don't add initfini-array.h to tm_file here.
7127 * configure: Regenerated.
7129 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7131 PR rtl-optimization/51505
7132 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7133 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7134 (df_note_bb_compute): Update the call to df_kill_notes.
7136 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7138 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7140 2012-01-18 Richard Guenther <rguenther@suse.de>
7142 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7143 of conversions to void *.
7145 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7146 Richard Sandiford <rdsandiford@googlemail.com>
7150 * optabs.h (simplify_expand_binop): Declare.
7151 * optabs.c (simplify_expand_binop): Make global.
7152 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7153 endian targets if the source cannot be exactly covered by word
7156 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7159 * hard-reg-set.h (struct hard_reg_set_container): New type.
7160 * target.h (struct hard_reg_set_container): Forward declare.
7161 * target.def (set_up_by_prologue): New target hook.
7162 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7163 * doc/tm.texi: Regenerated.
7164 * function.c (thread_prologue_and_epilogue_insns): Change
7165 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7166 Call targetm.set_up_by_prologue on it.
7167 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7168 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7170 2012-01-17 Nick Clifton <nickc@redhat.com>
7172 * config/rx/rx.c (rx_can_use_simple_return): New function.
7173 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7174 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7176 2012-01-17 Richard Guenther <rguenther@suse.de>
7179 * expr.c (expand_assignment): Take address-space information
7180 from the address operand of MEM_REF and TARGET_MEM_REF.
7181 (expand_expr_real_1): Likewise.
7183 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7185 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7186 reload dump is requested.
7188 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7191 * trans-mem.c (requires_barrier): Call may_be_aliased.
7193 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7195 PR tree-optimization/51877
7196 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7197 call arguments and fndecls compare equal, instead return false if they
7198 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7199 both SSA_NAMEs that are valueized the same, or they satisfy
7202 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7204 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7206 * configure: Regenerate.
7208 2012-01-16 Jan Hubicka <jh@suse.cz>
7212 * convert.c (convert_to_integer): Use fold_convert for
7213 converting an INTEGER_CST to integer type.
7215 2012-01-16 Jason Merrill <jason@redhat.com>
7218 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7220 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7223 * config/s390/s390.c (s390_chunkify_start): Don't skip
7224 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7225 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7226 If insn is followed by NOTE_INSN_VAR_LOCATION or
7227 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7228 Don't use location of note insns.
7230 PR tree-optimization/51865
7231 * tree-inline.c (tree_function_versioning): Call remap_decl
7232 on DECL_RESULT whenever it has VOID_TYPE_P type.
7234 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7236 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7237 for calls to locally-binding MIPS16 functions if only the return
7238 type uses float regs.
7240 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7241 Richard Sandiford <rdsandiford@googlemail.com>
7243 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7244 (SYMBOL_32_HIGH): Likewise.
7245 (mips_output_tls_reloc_directive): Declare.
7246 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7247 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7248 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7249 (mips_lo_relocs, mips_hi_relocs): Make extern.
7250 (mips16_stub_function): Move up file.
7251 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7252 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7253 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7254 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7255 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7256 (mips_get_tp): Add MIPS16 support.
7257 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7258 Generalize DTPREL and TPREL handling.
7259 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7260 Add MIPS16 TLS support.
7261 (mips_output_tls_reloc_directive): New function.
7262 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7263 * config/mips/predicates.md (symbolic_operand_with_high)
7264 (tls_reloc_operand): New predicates.
7265 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7266 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7267 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7268 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7269 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7270 (*tls_get_tp_mips16_call_<mode>): Likewise.
7272 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7274 PR rtl-optimization/51821
7275 * recog.c (peep2_find_free_register): Determine clobbered registers
7278 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7281 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7282 * config/avr/avr.c: Likewise.
7283 * config/avr/avr.h: Likewise.
7285 2012-01-13 Ian Lance Taylor <iant@google.com>
7288 * tree.h (TYPE_QUALS): Add cast to int.
7289 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7291 2012-01-13 Ian Lance Taylor <iant@google.com>
7293 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7294 comparing param_index to VEC_length result.
7296 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7298 * c-decl.c: Do not include tree-mudflap.h
7299 * tree-optimize.c: Likewise.
7300 * Makefile.in: Update dependencies.
7302 2012-01-13 Richard Guenther <rguenther@suse.de>
7305 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7306 variable-sized result always use RSO.
7308 2012-01-12 DJ Delorie <dj@redhat.com>
7310 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7311 pointer type, not just the default pointer type.
7313 2012-01-09 Richard Henderson <rth@redhat.com>
7314 Denis Chertykov <chertykov@gmail.com>
7317 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7318 * config/avr/avr.c (avr_can_eliminate): Simplify.
7319 (avr_initial_elimination_offset): Likewise.
7320 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7321 (expand_epilogue): Likewise.
7322 (avr_legitimize_address): Gut.
7323 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7324 (avr_hard_regno_nregs): New.
7325 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7326 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7327 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7328 add soft frame pointer.
7329 (CALL_USED_REGISTERS): Likewise.
7330 (REG_CLASS_CONTENTS): Likewise.
7331 (REGISTER_NAMES): Likewise.
7332 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7333 (HARD_FRAME_POINTER_REGNUM): New.
7334 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7335 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7336 remove the HARD_FRAME_POINTER self-elimination.
7338 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7341 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7342 DECL_EXTERNAL when checking for initializers of progmem variables.
7344 2012-01-12 Ira Rosen <irar@il.ibm.com>
7346 PR tree-optimization/51799
7347 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7348 that the last operation is a type demotion.
7350 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7352 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7353 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7355 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7358 * combine.c (distribute_notes): If i3 is a noreturn call,
7359 allow old_size to be equal to args_size and make sure the
7360 noreturn call gets REG_ARGS_SIZE note.
7361 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7362 on noreturn calls even when the delta is 0.
7364 2012-01-11 Nathan Sidwell <nathan@acm.org>
7366 * gcov.c (STRING_SIZE): Remove.
7367 (generate_results): Erase annotations for source files with no
7368 coverage information.
7370 (output_lines): Use it.
7372 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7374 * gimple.h (gimplify_body): Remove first argument.
7375 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7376 pointer set here, instead just pass DATA to walk_tree.
7377 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7378 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7379 (unvisit_body): Likewise, but with unmark_visited.
7380 (gimplify_body): Remove BODY_P argument and adjust.
7381 (gimplify_function_tree): Adjust call to gimplify_body.
7382 * omp-low.c (finalize_task_copyfn): Likewise.
7384 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7386 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7387 (build_function_type_skip_args): Delete.
7388 * tree.c (build_function_type_skip_args): Make static and add
7389 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7390 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7391 pass it to build_function_type_skip_args.
7392 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7393 (tree_function_versioning): Likewise.
7394 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7395 build_function_decl_skip_args.
7396 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7397 and pass it to build_function_decl_skip_args/tree_function_versioning.
7398 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7399 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7400 * trans-mem.c (ipa_tm_create_version): Likewise.
7401 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7402 * tree-inline.c (declare_return_variable): Remove always-true test.
7403 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7404 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7405 * ipa-split.c (split_function): Skip the return value for the split
7406 part if it doesn't return.
7408 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7410 PR tree-optimization/49642
7411 * ipa-split.c (forbidden_dominators): New variable.
7412 (check_forbidden_calls): New function.
7413 (dominated_by_forbidden): Likewise.
7414 (consider_split): Check for forbidden dominators.
7415 (execute_split_functions): Initialize and free forbidden
7416 dominators info; call check_forbidden_calls.
7418 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7420 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7422 2012-01-11 Nick Clifton <nickc@redhat.com>
7424 * config/rx/rx.md (return): Define pattern.
7426 2012-01-11 Richard Guenther <rguenther@suse.de>
7428 * doc/extend.texi (malloc attribute): Adjust according to
7431 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7432 Patrick Marlier <patrick.marlier@gmail.com>
7435 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7436 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7437 (ipa_tm_note_irrevocable): Same.
7438 (ipa_tm_scan_irr_block): Same.
7439 (ipa_tm_decrement_clone_counts): Same.
7440 (ipa_tm_scan_irr_function): Same.
7441 (ipa_tm_create_version_alias): Same.
7442 (ipa_tm_create_version): Same.
7443 (ipa_tm_transform_calls_redirect): Same.
7444 (ipa_tm_transform_calls): Same.
7445 (ipa_tm_transform_transaction): Same.
7446 (ipa_tm_execute): Same.
7448 2012-01-10 Richard Guenther <rguenther@suse.de>
7451 * opts.c (common_handle_option): Handle -Werror.
7453 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7455 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7458 2012-01-10 Jason Merrill <jason@redhat.com>
7460 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7463 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7465 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7466 supports R_386_TLS_GD_PLT reloc.
7467 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7468 supports R_386_TLS_LDM_PLT reloc.
7469 * configure: Regenerate.
7470 * config.in: Regenerate.
7472 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7475 Extend __pgmx semantics to linearize memory.
7476 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7477 determine if code comes inline or from libgcc.
7478 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7479 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7480 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7481 (movmemx_qi, movmemx_hi): New insns.
7482 (xload_<mode>_libgcc): Rewrite to new insn condition.
7483 (xload_<mode>): Remove insns.
7484 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7485 cases that don't satisfy avr_xload_libgcc_p().
7486 (avr_addr_space_convert): Allow converting in any direction.
7487 (avr_addr_space_subset_p): Return always true.
7488 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7489 (avr_emit_movmemhi): Ditto.
7490 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7491 (avr_out_movmem): Ditto.
7492 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7493 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7494 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7495 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7496 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7498 2012-01-10 Richard Guenther <rguenther@suse.de>
7500 PR tree-optimization/50913
7501 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7502 Require data-refs to be representable by Graphite with respect
7505 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7507 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7508 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7510 2012-01-10 Tom de Vries <tom@codesourcery.com>
7512 PR rtl-optimization/51271
7513 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7514 handling annulled branch.
7516 2012-01-10 Richard Henderson <rth@redhat.com>
7518 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7519 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7520 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7521 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7522 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7523 arm_expand_vec_perm_const): New.
7524 * config/arm/arm-protos.h: Update.
7525 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7526 (*neon_vswp<VDQX>): New.
7527 (neon_vcombine<VDX>): Use neon_split_vcombine.
7528 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7529 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7530 (vec_perm<VE>): New.
7532 2012-01-10 Richard Henderson <rth@redhat.com>
7534 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7535 use it if reload_completed.
7536 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7537 arm_output_asm_insn, arm_process_output_memory_barrier,
7538 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7539 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7540 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7541 arm_process_output_sync_insn, arm_output_sync_insn,
7542 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7543 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7544 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7545 (emit_unlikely_jump): New.
7546 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7547 (arm_split_atomic_op): New.
7548 * config/arm/arm-protos.h: Update.
7549 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7550 (struct arm_sync_generator): Remove.
7551 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7552 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7553 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7554 (VUNSPEC_LL, VUNSPEC_SC): New.
7555 (sync_result, sync_memory, sync_required_value, sync_new_value,
7556 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7557 (attr length): Don't use arm_sync_loop_insns.
7558 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7559 (movsfcc, movdfcc): Likewise.
7560 * config/arm/constraints.md (Ua): New.
7561 * config/arm/prediates.md (mem_noofs_operand): New.
7562 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7563 (sync_clobber, sync_t2_reqd): Remove.
7564 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7565 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7566 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7567 (arm_sync_compare_and_swap<SIDI>): Remove.
7568 (arm_sync_compare_and_swap<NARROW>): Remove.
7569 (arm_sync_lock_test_and_set<SIDI>): Remove.
7570 (arm_sync_lock_test_and_set<NARROW>): Remove.
7571 (arm_sync_new_<syncop><SIDI>): Remove.
7572 (arm_sync_new_<syncop><NARROW>): Remove.
7573 (arm_sync_new_nand<SIDI>): Remove.
7574 (arm_sync_new_nand<NARROW>): Remove.
7575 (arm_sync_old_<syncop><SIDI>): Remove.
7576 (arm_sync_old_<syncop><NARROW>): Remove.
7577 (arm_sync_old_nand<SIDI>): Remove.
7578 (arm_sync_old_nand<NARROW>): Remove.
7579 (*memory_barrier): Merge arm_output_memory_barrier.
7580 (atomic_compare_and_swap<QHSD>): New.
7581 (atomic_compare_and_swap<NARROW>_1): New.
7582 (atomic_compare_and_swap<SIDI>_1): New.
7583 (atomic_exchange<QHSD>): New.
7584 (cas_cmp_operand, cas_cmp_str): New.
7585 (atomic_op_operand, atomic_op_str): New.
7586 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7587 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7588 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7589 (arm_load_exclusive<NARROW>): New.
7590 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7591 (arm_store_exclusive<QHSD>): New.
7593 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7595 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7596 reload patterns if -mvsx-scalar-memory.
7598 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7599 generated, even -mno-vsx-scalar-double was used.
7600 (vsx_xscvdpsp_scalar): Likewise.
7601 (vsx_xscvspdp_scalar2): Likewise.
7603 2012-01-09 Tom de Vries <tom@codesourcery.com>
7604 Andrew Pinski <apinski@cavium.com>
7607 * reorg.c (fill_slots_from_thread): Don't speculate
7608 frame-related insns.
7610 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7612 * sched-int.h (bb_note): Move to...
7613 * basic-block.h: ...here.
7614 * haifa-sched.c (bb_note): Move to...
7615 * cfgrtl.c: ...here.
7616 * function.c (next_block_for_reg): New function.
7617 (move_insn_for_shrink_wrap): Likewise.
7618 (prepare_shrink_wrap): Rewrite to use the above.
7620 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7622 * gimple.c (is_gimple_non_addressable): Remove.
7623 * gimple.h: Remove is_gimple_non_addressable.
7624 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7625 is_gimple_non_addressable.
7626 * trans-mem.c (expand_assign_tm): Same.
7628 2012-01-09 Richard Guenther <rguenther@suse.de>
7630 PR tree-optimization/51775
7631 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7632 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7634 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7636 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7638 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7640 2012-01-09 Richard Guenther <rguenther@suse.de>
7642 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7644 2012-01-08 Jan Hubicka <jh@suse.cz>
7646 PR tree-optimize/51680
7647 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7648 on when known_vals needs to be computed; cleanup.
7650 2012-01-08 Jan Hubicka <jh@suse.cz>
7652 PR tree-optimize/51694
7653 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7655 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7657 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7658 for -std=c++98 and -std=c++11 too.
7660 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7662 * cfgloop.c (cancel_loop): Add free() of bbs array.
7664 2012-01-07 Jan Hubicka <jh@suse.cz>
7666 PR tree-optimization/51600
7667 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7668 that benefits small functions.
7670 2012-01-07 Jan Hubicka <jh@suse.cz>
7672 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7674 2012-01-07 Jan Hubicka <jh@suse.cz>
7676 PR tree-optimization/51680
7677 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7678 whose inlining reduce unit size.
7680 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7683 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7684 Add canonical node to containing_mem chain after the non-canonical
7685 one, even if there weren't any locs to propagate.
7686 (remove_useless_values): Keep only canonical values.
7687 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7688 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7689 canonicalize mem_chain elements that are not discarded.
7691 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7694 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7695 before emitting functions.
7697 PR gcov-profile/50127
7698 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7699 clear_aux_for_blocks.
7701 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7704 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7706 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7708 * c-decl.c (ext_block): Moved up.
7709 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7711 2012-01-06 Han Shen <shenhan@google.com>
7713 Translate built-in include paths for sysroot.
7714 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7715 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7717 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7718 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7720 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7721 control whether sysroot should be prepended to gxx include dir.
7723 * configure: Regenerate.
7725 2012-01-06 Torvald Riegel <triegel@redhat.com>
7727 PR rtl-optimization/51771
7728 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7729 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7731 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7733 PR tree-optimization/51315
7734 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7735 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7737 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7740 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7741 for shrp pattern. Correctly handle and fixup shift variable.
7742 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7744 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7747 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7748 note when !ACCUMULATE_OUTGOING_ARGS.
7750 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7752 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7754 (extract_range_from_unary_expr_1): Avoid useless computations.
7756 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7758 PR rtl-optimization/51767
7759 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7760 of jump_block and add an extra edge for degenerated asm gotos.
7763 * stmt.c (check_unique_operand_names): Don't ICE during error
7764 reporting if i is from labels chain.
7767 * profile.c (branch_prob): Split bbs that have exit edge
7768 and need a fake entry edge too.
7770 2012-01-05 Jan Hubicka <jh@suse.cz>
7773 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7776 2012-01-05 Richard Guenther <rguenther@suse.de>
7779 * tree-streamer-out.c (write_ts_optimization): New function.
7780 (streamer_write_tree_body): Call it.
7781 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7782 (streamer_read_tree_body): Call it.
7783 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7785 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7788 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7789 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7790 in_cleanup_point_expr before gimplify_stmt call and restore it
7792 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7793 in_cleanup_point_expr is false.
7795 2012-01-05 Richard Guenther <rguenther@suse.de>
7798 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7800 * toplev.c (process_options): Reject combining mudflap and LTO.
7801 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7803 2012-01-05 Richard Guenther <rguenther@suse.de>
7805 PR tree-optimization/51760
7806 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7808 (bit_value_unop): Handle UNDEFINED operands.
7809 (bit_value_binop): Likewise.
7811 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7813 * config/avr/avr.c (avr_replace_prefix): Remove.
7814 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7815 (avr_asm_function_rodata_section): Ditto.
7816 (avr_asm_select_section): Ditto.
7818 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7820 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7823 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7826 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7827 calls that have any non-fake successor edges.
7830 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7832 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7834 PR tree-optimization/51624
7835 * tree-sra.c (build_ref_for_model): When replicating a chain of
7836 COMPONENT_REFs, stop as soon as the offset would become negative.
7838 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7841 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7842 in .debug_loc on the floor.
7844 2012-01-04 Andrew Pinski <apinski@cavium.com>
7846 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7848 2012-01-04 Andrew Pinski <apinski@cavium.com>
7849 Adam Nemet <anemet@caviumnetworks.com>
7851 * config/mips/mips.md (size): Add SI and DI.
7852 (SIZE): New mode attribute.
7853 (U): New code attribute.
7854 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7855 (mips_lbux_<mode>): Delete.
7856 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7857 (mips_lhx): Use gen_mips_lhx_extsi.
7858 (mips_lhx_<mode>): Delete.
7860 (mips_l<size>x): New expand.
7861 (mips_lwx_<mode>): Delete.
7862 (mips_l<GPR:size>x_<P:mode>): New pattern.
7863 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7864 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7865 * config/mips/mips.c (mips_lx_address_p): New function.
7866 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7867 (dsp64): New availability predicate.
7868 (mips_builtins): Add an entry for __builtin_mips_ldx.
7869 * config/mips/mips.h (ISA_HAS_LBX): New define.
7870 (ISA_HAS_LBUX): Likewise.
7871 (ISA_HAS_LHX): Likewise.
7872 (ISA_HAS_LHUX): Likewise.
7873 (ISA_HAS_LWX): Likewise.
7874 (ISA_HAS_LWUX): Likewise.
7875 (ISA_HAS_LDX): Likewise.
7876 * doc/extend.texi (__builtin_mips_ldx): Document.
7878 2012-01-04 Tristan Gingold <gingold@adacore.com>
7880 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7881 when long pointers are used.
7882 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7883 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7884 (ia64-hp-*vms*): Remove.
7885 * config/vms/xm-vms64.h: Delete.
7887 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7890 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7892 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7894 * opts.c (finish_options): Remove duplicate sorry.
7896 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7899 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7902 2012-01-04 Richard Guenther <rguenther@suse.de>
7905 * tree.c (size_low_cst): New function.
7906 * tree.h (size_low_cst): Declare.
7907 * fold-const.c (fold_comparison): Use it to extract the low
7908 part of the POINTER_PLUS_EXPR offset.
7910 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7912 Fix clearing ZERO_REG
7913 * config/avr/avr.md (cc): Add alternative "ldi".
7914 (movqi_insn): Use it in cc attribute.
7915 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7916 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7917 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7919 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7921 * configure: Regenerate.
7923 2012-01-04 Richard Guenther <rguenther@suse.de>
7925 PR tree-optimization/49651
7926 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7927 (var_can_have_subvars): Use it.
7928 (get_constraint_for_1): Only consider subfields if there can be any.
7930 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7933 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7934 to its new canonical_cselib_val and the cselib_val was in
7935 first_containing_mem chain, but the canonical_cselib_val was not,
7936 add the latter into the chain.
7937 (cselib_invalidate_mem): Compare canonical_cselib_val of
7938 addr_list chain elt with v.
7941 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7942 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7944 (output_macinfo_op): Don't ggc_strdup fd->filename.
7945 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7946 then ggc_strdup it. Don't free inc->info or cur->info.
7947 (output_macinfo): Don't free ref->info or file->info.
7949 2012-01-03 Ira Rosen <irar@il.ibm.com>
7951 PR tree-optimization/51269
7952 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7953 first_niters a pointer.
7954 (slpeel_tree_peel_loop_to_edge): Likewise.
7955 (vect_do_peeling_for_loop_bound): Update call to
7956 slpeel_tree_peel_loop_to_edge.
7957 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7958 here. Remove it from the parameters list.
7959 (vect_do_peeling_for_alignment): Update calls and compute
7962 2012-01-03 Richard Guenther <rguenther@suse.de>
7964 PR tree-optimization/51070
7965 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7966 Properly handle calls.
7968 2012-01-03 Richard Guenther <rguenther@suse.de>
7970 PR tree-optimization/51692
7971 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7972 the LHS of allocation stmts.
7974 2012-01-03 Olivier Hainque <hainque@adacore.com>
7976 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7978 2012-01-03 Olivier Hainque <hainque@adacore.com>
7980 * collect2.c (main): In AIX specific computations for vector
7981 insertions, use CONST_CAST2 to cast from char ** to const char **.
7983 2012-01-03 Richard Guenther <rguenther@suse.de>
7986 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7987 the context of a limbo DIE when it does not already exist.
7989 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7991 PR tree-optimization/51719
7992 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7993 but direct call is, clear direct call's lhs and don't add fallthrough
7994 edge from dcall_bb to join_bb and PHIs.
7996 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7998 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7999 the instructions emitted by the pattern.
8000 ("*TDC_insn_<mode>"): Add comment.
8002 2012-01-03 Richard Guenther <rguenther@suse.de>
8005 * fold-const.c (fold_comparison): Properly canonicalize
8006 tree offset and HOST_WIDE_INT bit position.
8008 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8010 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8011 operands for extzv pattern.
8013 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8016 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8019 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8021 * doc/invoke.texi (-flto and related options): Copy-edit.
8023 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8025 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8027 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8029 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8032 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8034 * expr.h (move_by_pieces_ninsns): Declare.
8035 * expr.c (move_by_pieces_ninsns): Make external.
8036 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8037 (mips_store_by_pieces_p): Likewise.
8038 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8039 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8040 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8041 (mips_store_by_pieces_p): Likewise.
8043 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8045 * passes.c (register_one_dump_file): Free full_name.
8047 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8048 (calculate_elim_costs_all_insns): Free offsets_at and
8049 offsets_known_at at the end and clear the pointers.
8051 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8053 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8054 this option introduced in r180739.
8056 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8059 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8060 (tmake_file target=avr): Add avr/t-multilib.
8062 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8063 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8064 * config/avr/genmultilib.awk: New file.
8065 * config/avr/t-multilib: New auto-generated file.
8066 * config/avr/multilib.h: New auto-generated file.
8067 * config/avr/t-avr (AVR_MCUS): New variable.
8068 (genopt.sh): Use it.
8069 (s-mlib): Depend on t-multilib.
8070 (t-multilib, multilib.h): New dependencies.
8071 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8072 (MULTILIB_OPTIONS): Remove.
8073 (MULTILIB_MATCHES): Remove.
8074 (MULTILIB_DIRNAMES): Remove.
8075 (MULTILIB_EXCEPTIONS): Remove:
8076 * config/avr/genopt.sh: Don't use hard coded file name;
8077 pass AVR_MCUS from t-avr instead.
8079 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8081 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8083 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8085 Implement light-weight DImode support.
8086 * config/avr/avr-dimode.md: New file.
8087 * config/avr/avr.md: Include it.
8088 (adjust_len): Add plus64, compare64.
8089 (HIDI): Remove code iterator.
8090 (code_stdname): New code attribute.
8091 (rotx, rotsmode): Remove DI.
8092 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8094 * config/avr/avr-protos.h (avr_have_dimode): New.
8095 (avr_out_plus64, avr_out_compare64): New.
8096 * config/avr/avr.c (avr_out_compare): Handle DImode.
8097 (avr_have_dimode): New variable definition and initialization.
8098 (avr_out_compare64, avr_out_plus64): New functions.
8099 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8100 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8101 (avr_compare_pattern): Skip DImode comparisons.
8103 2012-01-02 Revital Eres <revital.eres@linaro.org>
8105 * ddg.c (def_has_ccmode_p): New function.
8106 (add_cross_iteration_register_deps,
8107 create_ddg_dep_from_intra_loop_link): Call it.
8109 2012-01-02 Richard Guenther <rguenther@suse.de>
8112 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8114 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8116 * gcc.c (process_command): Update copyright notice dates.
8117 * gcov.c (print_version): Likewise.
8118 * gcov-dump.c (print_version): Likewise.
8119 * mips-tfile.c (main): Likewise.
8120 * mips-tdump.c (main): Likewise.
8122 2012-01-01 Ira Rosen <irar@il.ibm.com>
8124 PR tree-optimization/51704
8125 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8126 a use is inside the basic block or loop before accessing its vect info.
8128 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8130 PR rtl-optimization/51069
8131 * cfgloopmanip.c (remove_path): Removing path making irreducible
8132 region unconditional makes BB part of the region.
8134 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8136 PR tree-optimization/51683
8137 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8138 calls with side-effects.
8139 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8141 Copyright (C) 2012 Free Software Foundation, Inc.
8143 Copying and distribution of this file, with or without modification,
8144 are permitted in any medium without royalty provided the copyright
8145 notice and this notice are preserved.