1 2012-05-03 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
5 (prune_clobbered_mems): Do it here. Do not uselessly sort
7 (compute_avail): Do not add possibly trapping operations to
8 EXP_GEN if they might not be executed in the block.
10 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
12 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
14 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
16 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
17 information as early as possible. Update dominance info instead of
20 2012-05-03 Richard Guenther <rguenther@suse.de>
22 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
23 (union_contains_value): Remove.
24 (vro_valid_in_sets): Likewise.
25 (op_valid_in_sets): New function.
26 (valid_in_sets): Use op_valid_in_sets.
27 (insert_into_preds_of_block): Move dumping ...
28 (do_regular_insertion): ... here.
29 (do_partial_partial_insertion): ... and here. Dump that
30 we've found a partial partial redundancy.
31 (insert): Dump the current insert iteration.
33 2012-05-03 Jakub Jelinek <jakub@redhat.com>
36 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
37 append program name to it and pass that as first argument
38 to make_relative_prefix. Always pass standard_libexec_prefix
39 as last argument to make_relative_prefix. If
40 make_relative_prefix returns NULL, fall back to
41 standard_libexec_prefix.
44 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
48 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
49 mode, return that mode.
52 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
53 define __ATOMIC_HLE_* macros here.
54 (ix86_target_macros): But here, using cpp_define_formatted.
56 2012-05-03 Richard Guenther <rguenther@suse.de>
58 PR tree-optimization/53144
59 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
61 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
63 (vn_reference_lookup_3): Adjust callers.
65 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
67 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
68 has_fma4 for AMD processors with both fma3 and fma4 support.
70 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
73 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
76 2012-05-03 Michael Matz <matz@suse.de>
79 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
80 (dse_enter_block): Properly iterate the whole sequence even
81 if the last statement was removed.
83 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
85 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
86 unset flag_jump_tables.
87 * stmt.c (expand_case): Remove special flag_pic case conditional
88 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
90 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
92 * common/config/s390/s390-common.c (s390_option_optimization_table):
93 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
94 default when optimizing.
96 2012-05-02 Martin Jambor <mjambor@suse.cz>
99 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
100 of a variable when the contect is a function.
102 2012-05-02 Michael Matz <matz@suse.de>
104 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
105 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
106 (const_gimple_seq_node): Remove.
107 (gimple_seq_node): Typedef as gimple.
108 (struct gimple_statement_base): Add next and prev members,
109 adjust all WORD markers in using structs.
110 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
111 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
112 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
114 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
116 (gimple_init_singleton): New function.
117 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
118 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
120 (gsi_stmt_ptr): Remove.
121 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
123 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
124 again, adjust for above changes.
125 (update_call_edge_frequencies): Adjust for above changes.
126 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
127 (gsi_insert_seq_nodes_after): Ditto.
128 (gsi_split_seq_after): Ditto.
129 (gsi_set_stmt): Ditto.
130 (gsi_split_seq_before): Ditto.
132 (gsi_insert_seq_before_without_update): Don't free sequence.
133 (gsi_insert_seq_after_without_update): Ditto.
134 (gsi_replace): Assert some more invariants.
135 (gsi_insert_before_without_update, gsi_insert_after_without_update):
137 (gsi_for_stmt): Don't search for stmt.
138 (gsi_insert_on_edge_immediate): Tidy.
140 * gimple.c (gimple_alloc_k): Remove "sequences".
141 (gimple_seq_cache): Remove.
142 (gimple_alloc_stat): Make stmt a singleton sequence.
143 (gimple_seq_alloc, gimple_seq_free): Remove.
144 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
145 (gimple_copy): Ditto.
146 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
147 create iterator from correct sequence.
148 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
150 2012-05-02 Michael Matz <matz@suse.de>
152 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
154 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
155 sequence, lazily allocate it.
156 (bb_seq_addr): New function.
157 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
158 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
159 (gsi_none): New function.
160 (gsi_start_bb): Adjust.
161 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
162 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
163 (gsi_last_bb): Adjust.
165 * tree-flow-inline.h (phi_nodes_ptr): New function.
167 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
168 datastructure and interface change.
169 (gsi_insert_seq_before_without_update): Ditto.
170 (gsi_insert_seq_nodes_after): Ditto.
171 (gsi_insert_seq_after_without_update): Ditto.
172 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
173 (gsi_split_seq_before): Ditto.
174 (gsi_start_phis): Adjust.
175 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
176 (vect_transform_loop): Ditto.
177 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
178 gimple_seq_copy): Don't use gimple_seq_alloc.
179 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
180 (gimplify_seq_add_seq): Ditto.
181 * lto-streamer-in.c (make_new_block): Ditto.
182 * tree-cfg.c (create_bb): Ditto.
183 * tree-sra.c (initialize_parameter_reductions): Ditto.
185 2012-05-02 Michael Matz <matz@suse.de>
187 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
188 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
189 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
190 set_bb_seq): Move down to after gimple_statement_d definition.
192 2012-05-02 Michael Matz <matz@suse.de>
194 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
195 gsi_replace_with_seq, instead of inserting itself.
196 * gimple-iterator.c (gsi_replace_with_seq): New function.
197 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
198 iterator instead of statement, advance it.
199 (ssa_forward_propagate_and_combine): Adjust call to above.
201 2012-05-02 Michael Matz <matz@suse.de>
203 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
205 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
206 * tree-nested.c (walk_gimple_omp_for): Ditto.
207 * trans-mem.c (lower_transaction): Ditto.
208 * tree-eh.c (do_return_redirection): Ditto.
209 (do_goto_redirection): Ditto.
210 (lower_try_finally_switch): Ditto.
211 * gimplify.c (gimplify_stmt): Ditto.
212 (gimplify_scan_omp_clauses): Ditto.
213 (gimplify_omp_for): Ditto.
214 (gimplify_function_tree): Ditto.
215 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
216 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
217 (mf_build_check_statement_for): Ditto.
218 (mx_register_decls): Ditto.
219 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
220 and don't use itertors to append.
221 (insert_stmts): Ditto.
222 (insert_out_of_ssa_copy): Ditto.
223 (insert_out_of_ssa_copy_on_edge): Ditto.
225 2012-05-02 Michael Matz <matz@suse.de>
227 * gimple.h (gimple_bind_body_ptr): New function.
228 (gimple_bind_body): Use it.
229 (gimple_catch_handler): Use gimple_catch_handler_ptr.
230 (gimple_eh_filter_failure_ptr): New function.
231 (gimple_eh_filter_failure): Use it.
232 (gimple_eh_else_n_body_ptr): New function.
233 (gimple_eh_else_n_body): Use it.
234 (gimple_eh_else_e_body_ptr): New function.
235 (gimple_eh_else_e_body): Use it.
236 (gimple_try_eval_ptr): New function.
237 (gimple_try_eval): Use it.
238 (gimple_try_cleanup_ptr): New function.
239 (gimple_try_cleanup): Use it.
240 (gimple_wce_cleanup_ptr): New function.
241 (gimple_wce_cleanup): Use it.
242 (gimple_omp_body_ptr): New function.
243 (gimple_omp_body): Use it.
244 (gimple_omp_for_pre_body_ptr): New function.
245 (gimple_omp_for_pre_body): Use it.
246 (gimple_transaction_body_ptr): New function.
247 (gimple_transaction_body): Use it.
248 (gsi_split_seq_before): Adjust to return nothing and take pointer
250 (gsi_set_stmt): Declare.
251 (gsi_replace_with_seq): Declare.
252 (walk_gimple_seq_mod): Declare.
253 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
255 * gimple-iterator.c (gsi_set_stmt): New function.
256 (gsi_split_seq_before): Return new sequence via pointer argument.
257 (gsi_replace): Use gsi_set_stmt.
259 * tree-ssa-loop-im.c (move_computations_stmt): First remove
261 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
262 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
264 (reserve_phi_args_for_new_edge): Change call to above,
267 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
268 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
269 iterators. Adjust call to lower_omp.
270 (lower_lastprivate_clauses): Adjust call to lower_omp.
271 (lower_reduction_clauses): Ditto.
272 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
273 (lower_omp_sections): Don't explicitely count sequence length,
274 nullify lowered bodies earlier, ensure stmts are part of only
275 one sequence, adjust call to lower_omp.
276 (lower_omp_single): Ensure stmts are part of only one sequence,
277 adjust call to lower_omp.
278 (lower_omp_master): Ditto.
279 (lower_omp_ordered): Ditto.
280 (lower_omp_critical): Ditto.
281 (lower_omp_for): Ditto.
282 (lower_omp_taskreg): Ditto, tidy.
283 (lower_omp_1): Adjust calls to lower_omp.
284 (execute_lower_omp): Ditto.
285 (lower_omp): Adjust to take pointer to sequence.
286 (diagnose_sb_2): Use walk_gimple_seq_mod.
287 (diagnose_omp_structured_block_errors): Ditto and set possibly
288 changed function body.
289 * gimple-low.c (lower_function_body): Set function body after
291 (lower_sequence): Adjust to take pointer to sequence.
292 (lower_omp_directive): Ensure stmt isn't put twice into the
293 sequence, adjust call to lower_sequence.
294 (lower_stmt): Adjust calls to lower_sequence.
295 (lower_gimple_bind): Ditto.
296 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
297 * tree-nested.c (walk_body): Take pointer to sequence, use
299 (walk_function): Adjust call to walk_body, set possibly changed body.
300 (walk_gimple_omp_for): Adjust calls to walk_body.
301 (convert_nonlocal_omp_clauses): Ditto.
302 (convert_nonlocal_reference_stmt): Ditto.
303 (convert_local_omp_clauses): Ditto.
304 (convert_local_reference_stmt): Ditto.
305 (convert_tramp_reference_stmt): Ditto.
306 (convert_gimple_call): Ditto.
307 (convert_nl_goto_reference): Use local iterator copy.
308 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
309 but taking pointer to sequence, ensure gsi_start is called with
311 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
312 asserting that the sequence head didn't change.
313 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
315 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
316 (execute_lower_tm): Ditto, and set possibly changed body.
317 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
318 call gsi_start with that lvalue.
319 (replace_goto_queue_stmt_list): Ditto.
320 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
321 (replace_goto_queue): Ditto.
322 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
323 (lower_try_finally_onedest): Ditto.
324 (lower_try_finally_copy): Ditto.
325 (lower_try_finally_switch): Ditto.
326 (lower_try_finally): Ditto.
327 (lower_eh_filter): Ditto.
328 (lower_eh_must_not_throw): Ditto.
329 (lower_cleanup): Ditto.
330 (lower_eh_constructs_2): Ditto.
331 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
332 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
333 set possibly changed body.
334 (optimize_double_finally): Call gsi_start with lvalue.
336 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
337 (gimple_split_block): Ditto.
338 (gimple_merge_blocks): Use gsi_start_phis.
339 (move_stmt_r): Use walk_gimple_seq_mod.
340 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
341 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
342 (rebuild_cgraph_edges): Ditto.
343 (cgraph_rebuild_references): Ditto.
344 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
345 * tree-inline.c (copy_phis_for_bb): Ditto.
346 * tree-ssa-dce.c: Ditto.
348 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
350 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
351 Andi Kleen <ak@linux.intel.com>
353 * coretypes.h (MEMMODEL_MASK): New.
354 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
355 and return new variable.
356 (expand_builtin_atomic_exchange): Mask memmodel values.
357 (expand_builtin_atomic_compare_exchange): Ditto.
358 (expand_builtin_atomic_load): Ditto.
359 (expand_builtin_atomic_store): Ditto.
360 (expand_builtin_atomic_clear): Ditto.
361 * doc/extend.texi: Mention port-dependent memory model flags.
362 * config/i386/cpuid.h (bit_HLE): New.
363 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
365 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
366 * config/i386/i386-c.c (ix86_target_macros_internal): Set
368 (ix86_target_string)<-mhle>: New.
369 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
370 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
371 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
372 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
373 enabled for generic, generic64 and core-avx2.
374 (ix86_print_operand): Generate HLE lock prefixes.
375 (ix86_memmodel_check): New.
376 (TARGET_MEMMODEL_CHECK): Ditto.
377 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
378 (IX86_HLE_ACQUIRE): Ditto.
379 (IX86_HLE_RELEASE): Ditto.
380 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
381 * config/i386/i386.opt (mhle): Ditto.
382 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
383 success model to instruction emitter.
384 (atomic_fetch_add<mode>): Ditto.
385 (atomic_exchange<mode>): Ditto.
386 (atomic_add<mode>): Ditto.
387 (atomic_sub<mode>): Ditto.
388 (atomic_<code><mode>): Ditto.
389 (*atomic_compare_and_swap_doubledi_pic): Ditto.
390 (atomic_compare_and_swap_single<mode>): Define and use argument
392 (atomic_compare_and_swap_double<mode>): Ditto.
393 * configure.ac: Check if assembler support HLE prefixes.
394 * configure: Regenerate.
397 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
400 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
402 (gimplify_switch_expr): ... here.
403 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
404 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
405 to clean up case labels with values outside the index type range.
406 (simplify_gimple_switch): Call it if something changed.
407 Remove strange and unnecessary assert.
409 2012-05-02 Richard Guenther <rguenther@suse.de>
411 * fold-const.c (div_if_zero_remainder): sizetypes no longer
413 (int_const_binop_1): New worker for int_const_binop with
414 overflowable parameter. Pass it through
415 to force_fit_type_double.
416 (int_const_binop): Wrap around int_const_binop_1 with overflowable
418 (size_binop_loc): Call int_const_binop_1 with overflowable equal
419 to minus one, forcing overflow detection for even unsigned types.
420 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
421 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
422 * stor-layout.c (initialize_sizetypes): sizetypes no longer
424 (layout_type): For zero-sized arrays ignore overflow on the
426 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
427 (bit_value_binop_1): Likewise.
428 * tree.c (double_int_to_tree): Likewise.
429 (double_int_fits_to_tree_p): Likewise.
430 (force_fit_type_double): Likewise.
431 (host_integerp): Likewise.
432 (int_fits_type_p): Likewise.
433 * varasm.c (output_constructor_regular_field): Sign-extend the
434 field-offset to cater for negative offsets produced by the Ada
436 * omp-low.c (extract_omp_for_data): Convert the loop step to
437 signed for pointer adjustments.
439 2012-05-02 Richard Guenther <rguenther@suse.de>
441 * tree.c (valid_constant_size_p): New function.
442 * tree.h (valid_constant_size_p): Declare.
443 * cfgexpand.c (expand_one_var): Adjust check for too large
444 variables by using valid_constant_size_p.
445 * varasm.c (assemble_variable): Likewise.
447 * c-decl.c (grokdeclarator): Properly check for sizes that
448 cover more than half of the address-space.
450 2012-05-02 Jakub Jelinek <jakub@redhat.com>
452 PR tree-optimization/53163
453 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
454 return value from compute_all_dependences.
456 PR rtl-optimization/53160
457 * ree.c (combine_reaching_defs): Handle the case where cand->insn
458 has been modified by ree pass already.
460 2012-05-01 Ian Lance Taylor <iant@google.com>
463 * c-decl.c (build_compound_literal): Make the decl readonly if it
464 an array of a readonly type.
465 * gimplify.c (gimplify_compound_literal_expr): Add fallback
466 parameter. Change all callers. If the decl is not addressable
467 and is not an l-value, make it readonly.
469 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
471 * ira.c (allocated_reg_info_size): New static variable.
472 (expand_reg_info): Manage it. Call
473 setup_preferred_alternate_classes_for_new_pseudos.
474 (ira): Don't do it here. Remove local allocated_reg_info_size,
475 set the global before calling find_moveable_pseudos.
476 (find_moveable_pseudos): Call expand_reg_info rather than
479 2012-05-01 Richard Henderson <rth@redhat.com>
481 * common.opt (fsync-libcalls): New.
482 * doc/invoke.texi: Document it.
483 * optabs.c (init_sync_libfuncs): Honor it.
485 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
486 Richard Sandiford <r.sandiford@uk.ibm.com>
488 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
490 * lower-subreg.h: New file.
491 * target-globals.h (this_target_lower_subreg): Declare.
492 (target_globals): Add lower_subreg;
493 (restore_target_globals): Restore this_target_lower_subreg.
494 * target-globals.c: Include it.
495 (default_target_globals): Add default_target_lower_subreg.
496 (save_target_globals): Initialize target_lower_subreg.
497 * rtl.h (init_lower_subreg): Added declaration.
498 * toplev.c (backend_init_target): Call initializer for lower-subreg
500 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
501 (default_target_lower_subreg): New variable.
502 (this_target_lower_subreg): Likewise.
503 (twice_word_mode, choices): New macros.
504 (shift_cost, compute_splitting_shift, compute_costs)
505 (init_lower_subreg): New functions.
506 (resolve_simple_move): Add speed_p argument. Check choices.
507 (find_pseudo_copy): Don't check the mode size here.
508 (resolve_simple_move): Assert the mode size.
509 (find_decomposable_shift_zext): Add speed_p argument and return
510 a bool. Check choices.
511 (resolve_shift_zext): Add comment.
512 (dump_shift_choices, dump_choices): New functions.
513 (decompose_multiword_subregs): Dump list of profitable
514 transformations. Add code to skip non profitable transformations.
515 Update calls to simple_move and find_decomposable_shift_zext.
517 2012-05-01 Ian Bolton <ian.bolton@arm.com>
518 Sameera Deshpande <sameera.deshpande@arm.com>
519 Greta Yorsh <greta.yorsh@arm.com>
521 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
522 (thumb1_unexpanded_epilogue): ...this.
523 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
524 (thumb1_unexpanded_epilogue): ...this.
525 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
526 (thumb1_unexpanded_epilogue): ...this.
528 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
530 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
531 comparing enumeration values. Update comments.
533 2012-05-01 Alan Modra <amodra@gmail.com>
536 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
537 load_cr_save, add_crlr_cfa_restore): New functions.
538 (rs6000_restore_saved_cr): Rename to..
539 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
540 (rs6000_emit_epilogue): Use new functions. Adjust condition
541 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
542 regs when using out-of-line restore only when shrink wrapping.
544 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
547 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
548 calls to cgraph_node_name in xstrdup.
549 (ipa_make_edge_direct_to_target): Ditto.
550 * cgraph.c (dump_cgraph_node): Ditto.
551 * tree-sra.c (convert_callers_for_node): Ditto.
552 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
553 * ipa-cp.c (perhaps_add_new_callers): Ditto.
554 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
555 (cgraph_materialize_all_clones): Ditto.
556 * ipa-inline.c (report_inline_failed_reason): Ditto.
557 (want_early_inline_function_p): Ditto.
558 (edge_badness): Ditto.
559 (update_edge_key): Ditto.
560 (flatten_function): Ditto.
562 (inline_always_inline_functions): Ditto.
563 (early_inline_small_functions): Ditto.
565 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
568 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
571 012-04-30 Jan Hubicka <jh@suse.cz>
573 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
574 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
575 (cgraph_add_to_same_comdat_group): Remove.
576 (cgraph_add_asm_node): Move to cgraphunit.c.
577 (cgraph_make_decl_local): Move to symtab.c
578 (cgraph_make_node_local_1): Update.
579 (cgraph_can_remove_if_no_direct_calls_and): Update.
580 (used_from_object_file_p): Update.
581 (resolution_used_from_other_file_p): Move to symtab.c
582 (cgraph_used_from_object_file_p): move to symtab.c
583 (verify_cgraph_node): Verify same comdat groups.
584 * cgraph.h (cgraph_asm_node): Rename to ...
585 (asm_node): ... this one.
586 (cgraph_asm_nodes): Rename to ...
587 (asm_nodes): ... this one.
588 (symtab_add_to_same_comdat_group): New function.
589 (symtab_dissolve_same_comdat_group_list): New function.
590 (symtab_used_from_object_file_p): Declare.
591 (symtab_make_decl_local): Declare.
592 (cgraph_add_to_same_comdat_group): Remove.
593 (cgraph_add_asm_node): Remove.
594 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
596 (cgraph_finalize_compilation_unit): Rename to ...
597 (finalize_compilation_unit): ... this one.
598 (cgraph_optimize): Rename to ....
599 (compile): ... this one.
600 (add_asm_node): Declare.
601 (fixup_same_cpp_alias_visibility): Declare.
602 (cgraph_make_decl_local): Remove.
603 (varpool_assemble_pending_decls): Rename to ...
604 (varpool_output_variables): ... this one.
605 (varpool_remove_unreferenced_decls): Remove.
606 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
607 (preserve_function_body_p): Make static.
608 * toplev.c (compile_file): Update comments; update.
609 * cgraphunit.c: Update comments.
610 (cgraph_expand_all_functions): Rename to ...
611 (expand_all_functions): ... this one; update.
612 (cgraph_mark_functions_to_output): Rename to ...
613 (mark_functions_to_output): ... this one; cleanup.
614 (cgraph_output_pending_asms): Remove prototype.
615 (asm_nodes, asm_last_node): New static vars.
616 (cgraph_process_new_functions): Update.
617 (cgraph_reset_node): Cleanup; add comment.
618 (cgraph_add_new_function): Update.
619 (cgraph_output_pending_asms): Rename to ...
620 (output_asm_statements): ... this one.
621 (add_asm_node): New function.
622 (fixup_same_cpp_alias_visibility): New function based on code
623 in cgraph_analyze_function.
624 (cgraph_analyze_function): Use it.
625 (cgraph_order_sort): Update.
626 (cgraph_output_in_order): Update.
627 (cgraph_function_versioning): Update.
628 (cgraph_optimize): Rename to ...
629 (compile): ... this one; initialize streamer hooks here.
630 (cgraph_finalize_compilation_unit): Rename to ...
631 (finalize_compilation_unit): ... this one; do not initialize streamer
633 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
634 * dwarf2out.c: Update ocmment.
635 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
636 * method.c (use_thunk): Likewise.
637 * semantics.c (maybe_add_lambda_conv_op): Likewise.
638 * decl2.c (maybe_emit_vtables): Likewise.
639 (cp_write_global_declarations): Use finalize_compilation_unit.
640 * parser.c (cp_parser_asm_definition): Use add_asm_node.
641 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
642 * c-decl.c (c_write_global_declarations): Use
643 finalize_compilation_unit.
644 * langhooks.c (write_global_declarations): Update.
645 * ipa.c (cgraph_externally_visible_p): Update.
646 (dissolve_same_comdat_group_list): Remove.
647 (function_and_variable_visibility): Update.
648 * symtab.c: Inlcude lto-streamer.h and rtl.h
649 (ld_plugin_symbol_resolution_names): New.
650 (symtab_add_to_same_comdat_group): New.
651 (symtab_dissolve_same_comdat_group_list): New.
652 (resolution_used_from_other_file_p): Move here from cgraph.c
653 (symtab_used_from_object_file_p): New.
654 (symtab_make_decl_local): New.
655 * passes.c (register_pass): Update comments.
656 * c-parser.c (c_parser_asm_definition): Update.
657 * varpool.c (varpool_analyze_node): Use
658 fixup_same_cpp_alias_visibility.
659 (varpool_remove_unreferenced_decls): Make static.
660 (varpool_assemble_pending_decls): Rename to ...
661 (varpool_output_variables): ... this one; call
662 varpool_remove_unreferenced_decls.
663 (varpool_used_from_object_file_p): Remove.
665 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
668 * c-typeck.c (build_array_ref): Call
669 convert_vector_to_pointer_for_subscript.
670 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
672 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
674 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
675 to compile-time "mode == <MODE>mode" checks.
676 (and splitter): Ditto.
678 2012-04-30 Richard Henderson <rth@redhat.com>
680 * config/arm/arm.md (UNSPEC_LL): New.
681 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
682 (arm_load_exclusivedi): Use %H0.
684 2012-04-30 Jason Merrill <jason@redhat.com>
686 * dwarf2out.c (comdat_symbol_id): Add const.
687 (union die_symbol_or_type_node): Add const to die_symbol.
688 (output_die_symbol, output_die, output_comp_unit): Adjust.
690 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
692 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
693 * config/arm/neon.md (negdi2_neon): New insn.
694 Also add splitters for core and NEON registers.
696 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
698 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
699 (arm_print_operand): Add 'x' format.
700 * config/arm/constraints.md (Dn): Allow const_int.
701 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
702 Use 'x' format to print constants.
703 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
704 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
706 (movdi_vfp_cortexa8): Likewise.
708 2012-04-30 Ian Bolton <ian.bolton@arm.com>
709 Sameera Deshpande <sameera.deshpande@arm.com>
710 Greta Yorsh <greta.yorsh@arm.com>
712 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
713 * config/arm/arm.c (ldm_stm_operation_p): New function.
714 * config/arm/predicates.md (load_multiple_operation): Update predicate.
715 (store_multiple_operation): Likewise.
717 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
718 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
719 * config/arm/predicates.md (load_multiple_operation): Add arguments.
720 (store_multiple_operation): Likewise.
722 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
724 * config/i386/i386.md (and<mode>3): Expand masking operations with
725 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
726 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
728 2012-04-30 Dodji Seketeli <dodji@redhat.com>
731 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
732 argument for the various warning_at calls.
733 * docs/invoke.texi: Update the documentation.
735 2012-04-30 Dodji Seketeli <dodji@redhat.com>
737 Switch -ftrack-macro-expansion=2 on by default.
738 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
741 Fix va_start related location
742 * builtins.c (fold_builtin_next_arg): Unwinds to the first
743 location in real source code.
745 Make conversion warnings work on NULL with -ftrack-macro-expansion
746 * input.h (expansion_point_location_if_in_system_header): Declare
748 * input.c (expansion_point_location_if_in_system_header): Define it.
750 Fix -Wuninitialized for -ftrack-macro-expansion
751 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
752 declaration. Use linemap_location_before_p for source locations.
754 Strip "<built-in>" loc from displayed expansion context
755 * input.c (expand_location_1): When expanding to spelling location
756 in a context of a macro expansion, skip reserved system header
757 locations. Update comments. * tree-diagnostic.c
758 (maybe_unwind_expanded_macro_loc): Likewise.
760 Make expand_location resolve to locus in main source file
761 * input.c (expand_location_1): New. Takes a parameter to choose
762 whether to resolve the location to spelling or expansion point.
763 Was factorized from ...
764 (expand_location): ... here.
765 (expand_location_to_spelling_point): New. Implemented in terms of
767 * diagnostic.c (diagnostic_build_prefix): Use the new
768 expand_location_to_spelling_point instead of expand_location.
770 Fix PCH crash on GTYed pointer-to-scalar field of a struct
771 * gengtype.c (write_types_process_field): Force second argument of
772 the call to the PCH object hierarchy walker to be 'x'.
774 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
776 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
777 predicate to discriminate types.
779 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
781 * doc/invoke.texi (Wmissing-format-attribute): Document as an
782 alias of Wsuggest-attribute=format.
783 * c-typeck.c (convert_for_assignment): Replace
784 Wmissing-format-attribute with Wsuggest-attribute=format.
785 (digest_init): Likewise.
787 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
789 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
790 * common.opt (Wmissing-noreturn): Alias of
791 -Wsuggest-attribute=noreturn.
793 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
796 * config/cris/cris.md (andqu): New peephole2.
797 (andu): Tweak head comment.
799 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
800 Steven Bosscher <steven@gcc.gnu.org>
801 Maxim Kuvyrkov <maxim@codesourcery.com>
803 PR tree-optimization/38785
804 * common.opt (ftree-partial-pre): New option.
805 * doc/invoke.texi: Document it.
806 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
807 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
809 (execute_pre): Use flag_tree_partial_pre.
811 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
814 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
817 2012-04-27 Ollie Wild <aaw@google.com>
819 * doc/invoke.texi (Wliteral-suffix): Document new option.
821 2012-04-27 Tom Tromey <tromey@redhat.com>
823 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
824 (dwarf_tag_name): Use get_DW_TAG_name.
825 (dwarf_attr_name): Use get_DW_AT_name.
826 (dwarf_form_name): Use get_DW_FORM_name.
827 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
829 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
831 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
832 arguments are -1 and 0, by negating the result of the conditional.
834 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
837 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
839 2012-04-27 Richard Guenther <rguenther@suse.de>
841 * tree-flow.h (is_hidden_global_store): Remove.
842 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
843 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
844 (stmt_may_clobber_global_p): Likewise.
845 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
846 (stmt_may_clobber_global_p): Likewise.
847 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
848 stmt_may_clobber_global_p.
849 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
851 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
853 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
856 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
857 reorganize some fields and update comments. Rename bit_test_uniq
858 and bit_test_count to uniq resp. count. Remove bit_test_bb.
859 (collect_switch_conv_info): New function, collects info about a
860 GIMPLE_SWITCH into a struct switch_conv_info.
861 (check_range): Simplify to use pre-recorded info. Fix think-o in
862 range-branch ratio check.
863 (check_process_case): Remove function.
864 (check_all_empty_except_final): New function, verifies that all
865 non-final basic blocks are empty.
866 (process_switch): Simplify to use pre-recorded info. Call
867 collect_switch_conv_info to do that. Assert that degenerate switch
868 statements have been cleaned up.
870 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
873 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
875 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
878 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
880 2012-04-27 Tom de Vries <tom@codesourcery.com>
882 PR tree-optimization/51879
883 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
884 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
886 (defs_to_varying): ... here. Don't set use_processed.
887 (visit_reference_op_call): Handle gimple_vdef.
888 Handle case that lhs is NULL_TREE.
889 (visit_use): Use mark_use_processed. Handle calls with side-effect
890 using visit_reference_op_call.
892 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
894 * sched-deps.c (fixup_sched_groups): Rename to...
895 (chain_to_prev_insn): ...this.
896 (chain_to_prev_insn_p): New function.
897 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
899 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
901 * sched-int.h (_haifa_insn_data): Move priority_status.
903 (INSN_MODEL_INDEX): New macro.
904 * haifa-sched.c (insn_delay): New function.
905 (sched_regno_pressure_class): Update commentary.
906 (mark_regno_birth_or_death): Pass the liveness bitmap and
907 pressure array as arguments, instead of using curr_reg_live and
908 curr_reg_pressure. Only update the pressure if the bit in the
909 liveness set has changed.
910 (initiate_reg_pressure_info): Always trust the live-in set for
911 SCHED_PRESSURE_MODEL.
912 (initiate_bb_reg_pressure_info): Update call to
913 mark_regno_birth_or_death.
914 (dep_list_size): Take the list as argument.
915 (calculate_reg_deaths): New function, extracted from...
916 (setup_insn_reg_pressure_info): ...here.
917 (MODEL_BAR): New macro.
918 (model_pressure_data, model_insn_info, model_pressure_limit)
919 (model_pressure_group): New structures.
920 (model_schedule, model_worklist, model_insns, model_num_insns)
921 (model_curr_point, model_before_pressure, model_next_priority):
923 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
924 (MODEL_INSN_INFO, MODEL_INSN): New macros.
925 (model_index, model_update_limit_points_in_group): New functions.
926 (model_update_limit_points, model_last_use_except): Likewise.
927 (model_start_update_pressure, model_update_pressure): Likewise.
928 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
929 (model_excess_cost, model_dump_pressure_points): Likewise.
930 (model_set_excess_costs): Likewise.
931 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
932 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
933 schedule as an alternative tie-breaker. Update the call to
935 (ready_sort): Call model_set_excess_costs.
936 (update_register_pressure): Update call to mark_regno_birth_or_death.
937 Rely on that function to check liveness rather than doing it here.
938 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
939 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
940 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
941 (model_record_pressure, model_record_pressures): New functions.
942 (model_record_final_pressures, model_add_successors_to_worklist)
943 (model_promote_predecessors, model_choose_insn): Likewise.
944 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
945 (model_start_schedule, model_finalize_pressure_group): Likewise.
946 (model_end_schedule): Likewise.
947 (schedule_insn): Say when we're scheduling the next instruction
948 in the model schedule.
949 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
950 (queue_to_ready): Do not add instructions that are
951 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
952 Always allow the next instruction in the model schedule to be added.
953 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
954 and delay for SCHED_PRESSURE_MODEL too.
955 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
956 SCHED_PRIORITY_MODEL, but also take the DFA into account.
957 (schedule_block): Call model_start_schedule and model_end_schedule.
958 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
959 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
960 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
962 (sched_finish): Update accordingly.
963 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
964 to SCHED_PRESSURE_MODEL.
965 (add_jump_dependencies): Update call to dep_list_size.
966 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
967 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
968 to SCHED_PRESSURE_MODEL.
969 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
970 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
971 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
972 handling to SCHED_PRESSURE_MODEL.
974 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
976 * common.opt (fsched-pressure-algorithm=): New option.
977 * flag-types.h (sched_pressure_algorithm): New enum.
978 * sched-int.h (sched_pressure_p): Replace with...
979 (sched_pressure): ...this new variable.
980 * haifa-sched.c (sched_pressure_p): Replace with...
981 (sched_pressure): ...this new variable.
982 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
983 (update_reg_and_insn_max_reg_pressure, schedule_insn)
984 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
985 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
986 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
987 (sched_analyze_insn): Likewise.
988 * sched-rgn.c (schedule_region): Likewise.
989 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
991 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
993 * PR middle-end/52997
994 * ira.c (find_moveable_pseudos): Call resize_reg_info.
997 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
998 * expr.c (convert_move): Honor unsignedp when extending partial int
1000 * genmodes.c (complete_mode): Don't clear component field of partial
1002 (emit_mode_inner): Don't emit it however.
1003 (calc_wider_mode): Partial int modes widen to their component.
1005 2012-04-26 David S. Miller <davem@davemloft.net>
1007 * config/sparc/niagara4.md: New file.
1008 * config/sparc/sparc.md: Include it.
1009 * config/sparc/sparc.c (niagara4_costs): New processor costs.
1010 (sparc_option_override): Use it.
1011 (sparc_use_sched_lookahead): Return 2 for niagara4.
1012 (sparc_issue_rate): Likewise.
1014 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
1015 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
1016 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
1017 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
1018 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
1019 alignaddrldi_vis): Set type to gsr.
1020 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
1021 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
1022 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
1023 v<vis3_shift_patname><mode>3, fmean16_vis,
1024 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
1025 fucmp<code>8<P:mode>_vis): Set type to fga.
1026 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
1027 * config/sparc/niagara.md: Likewise.
1028 * config/sparc/niagara2.md: Likewise.
1029 * config/sparc/ultra3.md: Likewise, and fix type matching for
1030 us3_ialuX reservation.
1032 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1034 * reload.c (find_reloads): Change the loop nesting when trying an
1035 alternative with swapped operands.
1037 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1039 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
1040 comment. Delete unused parameter first_exp_point_map.
1041 (virt_loc_aware_diagnostic_finalizer): Update call.
1043 2012-04-26 Michael Hope <michael.hope@linaro.org>
1044 Richard Earnshaw <rearnsha@arm.com>
1046 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
1047 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
1048 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
1049 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
1051 2012-04-25 Sriraman Tallam <tmsriram@google.com>
1053 * doc/extend.texi: Document avx2 support.
1054 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
1056 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1059 * config/cris/cris.md ("*andhi_lowpart_v32")
1060 ("*andqi_lowpart_v32"): Change first input-only operand from
1061 a (match_operand ...) to (match_dup 0). Drop alternatives with
1062 const_int-matching constraints for redundancy.
1063 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1064 three-operand alternative.
1066 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1069 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
1070 instead expand it as zero extension.
1072 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
1075 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
1077 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1079 * common.opt (flag_debug_types_section): Default to 0.
1080 (dwarf_version): Default to 4.
1081 (dwarf_record_gcc_switches): Default to 1.
1082 (dwarf_strict): Default to 0.
1083 * toplev.c (process_options): Don't handle dwarf_strict
1084 or dwarf_version here.
1085 * config/vxworks.c (vxworks_override_options): Don't
1086 test whether dwarf_strict or dwarf_version are negative,
1087 instead test !global_options_set.x_dwarf_*.
1088 * config/darwin.c (darwin_override_options): Default to
1090 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
1091 and -fno-debug-types-section are now the default.
1093 2012-04-25 Jan Hubicka <jh@suse.cz>
1095 * cgraphunit.c: Update toplevel comment.
1096 (tree_rest_of_compilation): Merge into cgraph_expand_function.
1097 (cgraph_analyze_function): Make static.
1098 (cgraph_decide_is_function_needed): Make static.
1099 (cgraph_add_new_function): Use expand_function instead of
1100 rest_of_compilation.
1101 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
1102 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
1104 (cgraph_inline_p): Remove.
1105 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
1106 (init_cgraph): Add comment.
1107 * cgraphbuild.c (record_reference, mark_address, mark_load,
1108 mark_store): Do not call analyze_expr hook.
1109 * cgraph.c: Update toplevel comment.
1110 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
1111 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
1112 Move fere from cgraphunit.c
1113 (cgraph_mark_force_output_node): Move to cgraph.h
1114 * cgraph.h: Reorder so the comments match the function placement.
1115 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
1116 (cgraph_mark_force_output_node): Move here from cgraph.c
1117 * tree.c (free_lang_data): Do not clear analyze_expr hook.
1118 * ipa-inline-transform.c (preserve_function_body_p): New function.
1119 (inline_transform): Update.
1120 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
1121 * langhooks.h (lang_hooks_for_callgraph): Remove.
1122 (lang_hooks): Remove callgraph.
1123 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
1124 * varpool.c: Remove out of date comment.
1125 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
1126 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
1128 2012-04-25 Jan Hubicka <jh@suse.cz>
1131 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
1132 forward declaration.
1133 (cgraph_finalize_function): Finalize them here.
1134 * symtab.c (dump_symtab): Dump ctors and dtors.
1136 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1139 * stor-layout.c (get_best_mode): Don't return mode with bitsize
1140 larger than maxbits. Don't compute maxbits modulo align.
1141 Also check that unit bytes long store at bitpos / unit * unit
1142 doesn't affect bits beyond bitregion_end.
1143 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
1144 would not fit into bitregion_start ... bitregion_end + 1 bit region.
1145 (store_split_bit_field): Decrease unit close to end of bitregion_end
1146 if access is restricted in order to avoid mutual recursion.
1148 PR tree-optimization/53058
1149 * double-int.h (double_int_max_value, double_int_min_value): New
1151 * double-int.c (double_int_max_value, double_int_min_value): New
1153 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
1154 or GT_EXPR with double_int_max_value instead of double_int_mask.
1156 2012-04-25 Richard Guenther <rguenther@suse.de>
1158 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1159 * tree-vect-loop.c (vect_transform_loop): Adjust.
1160 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
1161 the maximum number of iterations for the epilogue loop.
1162 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
1164 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1167 * c-typeck.c (set_nonincremental_init,
1168 set_nonincremental_init_from_string): Pass true instead of false
1169 as IMPLICIT to add_pending_init.
1171 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
1173 * c-typeck.c (pop_init_level): Improve diagnostics.
1175 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
1177 * compare-elim.c (try_eliminate_compare): Also handle operands with
1178 implicit extensions.
1180 2012-04-25 Alan Modra <amodra@gmail.com>
1182 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
1183 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
1184 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
1185 (no_global_regs_above): Delete.
1186 (no_global_regs): New function.
1187 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
1188 value for load multiple test.
1189 (savres_routine_syms): Increase size.
1190 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
1191 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
1192 rather than a number of boolean flags. Update all callers.
1193 (rs6000_savres_routine_name): Generate vector save/restore names.
1194 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
1195 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
1196 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
1197 and using_store_multiple. Expand uses. Don't always use r11 as
1198 frame reg when needed for out-of-line saves. Set up initial offset
1199 for out-of-line vector saves when buying stack frame. Handle pointer
1200 reg setup for out-of-line fp save. Emit call to out-of-line vector
1201 save function. Choose r11 or r12 for vrsave reg when available for
1203 (rs6000_output_function_prologue): Don't emit .extern for ELF.
1204 (rs6000_emit_epilogue): Choose a better frame reg when restoring
1205 from back-chain to suit out-of-line vector restore functions. Emit
1206 call to out-of-line vector restore function. Adjust register used
1207 for cr restore. Tweak pointer register setup for gpr restore.
1208 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
1210 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
1211 (V_SAVE_INLINE): Define.
1212 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
1214 2012-04-25 Alan Modra <amodra@gmail.com>
1216 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
1217 out-of-line save/restore for large frames. Don't disable
1218 out-of-line saves on ABI_AIX when using static chain reg.
1219 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
1220 clobber static chain reg, and tweak for out-of-line gpr saves
1223 2012-04-25 Alan Modra <amodra@gmail.com>
1225 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
1226 (rs6000_emit_prologue): Use the above to catch register overlap.
1228 2012-04-25 Alan Modra <amodra@gmail.com>
1230 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
1231 decl. Move logic selecting update reg to callers. Update all callers.
1232 (rs6000_emit_allocate_stack): Add copy_off param.
1233 (emit_frame_save): Don't handle reg+reg addressing.
1234 (ptr_regno_for_savres): New function, extracted from..
1235 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
1236 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
1237 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
1238 frame offset adjustment for out-of-line save with copy from sp.
1239 Simplify condition controlling whether cr is saved early or
1240 late. Use ptr_regno_for_savres to verify correct reg is set
1241 up for out-of-line saves. Pass the actual pointer reg used to
1242 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
1243 function. Rearrange spe vars so code is similar to that
1244 elsewhere in this function. Don't update frame_off when spe
1245 save code will restore r11. Use emit_frame_save for spe and
1246 gpr saves. Consolidate darwin out-of-line gpr setup with that
1247 for other abis. Don't assume frame_offset is zero and frame
1248 reg is sp when setting up altivec reg saves, and calculate
1249 exact offset requirement.
1250 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
1251 spe restore code. Consolidate darwin out-of-line gpr setup
1252 with that for other abis.
1254 2012-04-25 Alan Modra <amodra@gmail.com>
1256 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
1257 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
1259 (emit_frame_save): Delete frame_ptr param. Rename total_size to
1261 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
1262 and emit_frame_save calls. Cope with possibly missing note.
1264 2012-04-24 Sriraman Tallam <tmsriram@google.com>
1266 * config/i386/i386.c (build_processor_model_struct): New function.
1267 (make_var_decl): New function.
1268 (fold_builtin_cpu): New function.
1269 (ix86_fold_builtin): New function.
1270 (make_cpu_type_builtin): New function.
1271 (ix86_init_platform_type_builtins): New function.
1272 (ix86_expand_builtin): Expand new builtins by folding them.
1273 (ix86_init_builtins): Make new builtins to detect CPU type.
1274 (TARGET_FOLD_BUILTIN): New macro.
1275 (IX86_BUILTIN_CPU_INIT): New enum value.
1276 (IX86_BUILTIN_CPU_IS): New enum value.
1277 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
1278 * config/i386/i386-builtin-types.def: New function type.
1279 * testsuite/gcc.target/builtin_target.c: New testcase.
1280 * doc/extend.texi: Document builtins.
1282 2012-04-24 Olivier Hainque <hainque@adacore.com>
1284 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
1285 * toplev.c (process_options): Default to dwarf_version 2.
1286 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
1287 and dwarf_version 2.
1289 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1291 * tree-pretty-print.h (default_tree_printer): Do not declare.
1292 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
1294 (default_tree_diagnostic_starter): Make static.
1295 (default_tree_printer): Move to here. Make static.
1296 (tree_diagnostics_defaults): New.
1297 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
1298 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
1299 * toplev.c: Do not include tree-pass.h.
1300 (default_tree_printer): Move from here.
1301 (general_init): Use tree_diagnostics_defaults.
1303 2012-04-24 Chao-ying Fu <fu@mips.com>
1305 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
1306 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
1307 * config/mips/gnu-user.h
1308 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
1309 (GNU_USER_TARGET_LINK_SPEC): New define.
1310 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
1311 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
1312 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
1313 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
1314 GNU_USER_TARGET_ENDFILE_SPEC.
1315 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
1316 (GNU_USER_TARGET_LINK_SPEC): New define.
1317 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
1318 * config/mips/linux-common.h: New file.
1320 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1323 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
1324 (altivec_build_resolved_builtin): Call fully_fold_convert.
1326 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
1329 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
1331 2012-04-24 Richard Guenther <rguenther@suse.de>
1333 PR tree-optimization/53085
1334 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
1337 2012-04-24 Richard Guenther <rguenther@suse.de>
1339 * tree-if-conv.c (main_tree_if_conversion): Move bb under
1342 2012-04-24 Jim Meyering <meyering@redhat.com>
1344 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
1345 absence of an define_enum call.
1347 2012-04-24 Richard Guenther <rguenther@suse.de>
1349 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
1350 the epilogue loop is not re-used as unvectorized version
1351 record the its maximum number of iterations.
1353 2012-04-24 Andrew Pinski <apinski@cavium.com>
1355 * tree-ssa-forwprop.c (simplify_bitwise_binary):
1356 Don't directly use def1/def2.
1358 2012-04-24 Richard Guenther <rguenther@suse.de>
1360 PR tree-optimization/53098
1361 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
1364 2012-04-24 Andrew Pinski <apinski@cavium.com>
1367 * tree-ssa-forwprop.c (defcodefor_name): New function.
1368 (simplify_bitwise_binary): Use defcodefor_name instead of manually
1369 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
1370 Simplify "(~X | Y) & X" to "X & Y" and
1371 "(~X & Y) | X" to "X | Y".
1373 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1375 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
1376 validate_change to add clobbers if IN_GROUP is nonzero.
1377 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
1378 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
1380 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
1382 * config/s390/s390.c (insn_invalid_p): Likewise.
1384 2012-04-24 Jakub Jelinek <jakub@redhat.com>
1387 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
1388 (output_addressed_constants): Likewise.
1391 * varasm.c (get_section): Don't ICE for section conflicts with
1392 built-in section kinds.
1394 2012-04-23 DJ Delorie <dj@redhat.com>
1396 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
1397 (LIBSTDCXX): Change to CPP2.
1399 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
1402 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
1405 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
1407 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
1408 (*addsi_2_zext): Ditto.
1409 (*add<mode>_3): Ditto.
1410 (*addsi_3_zext): Ditto.
1411 (*add<mode>_5): Ditto.
1413 2012-04-23 Andrew Pinski <apinski@cavium.com>
1415 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
1416 (C & B) to (A OP0) & B.
1418 2012-04-23 Martin Jambor <mjambor@suse.cz>
1420 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
1421 temporaries created for a bitfield (reverting revision 122014).
1423 2012-04-23 Richard Guenther <rguenther@suse.de>
1425 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
1426 the condition using is_gimple_condexpr and avoid the not necessary
1428 (set_prologue_iterations): Likewise.
1429 (vect_loop_versioning): Likewise.
1431 2012-04-23 Richard Guenther <rguenther@suse.de>
1433 PR tree-optimization/53070
1434 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
1435 (main_tree_if_conversion): Verify we succeeded in that.
1437 2012-04-23 Jan Hubicka <jh@suse.cz>
1439 * lto-symtab.c (lto_cgraph_replace_node): Do not call
1440 mark_reahcable_node.
1441 * cgraph.c (cgraph_remove_node): Do not clear reachable.
1442 (cgraph_mark_reachable_node): Remove.
1443 (cgraph_mark_force_output_node): Do not set reachable.
1444 (dump_cgraph_node): Do not dump reachable.
1445 (cgraph_create_virtual_clone): Do not set reachable.
1446 * cgraph.h (cgraph_node): Remove reachable flag.
1447 (varpool_node): Remove reachable flag.
1448 (cgraph_mark_if_needed): Remove.
1449 (cgraph_mark_reachable_node): Remove.
1450 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
1451 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
1453 (cgraph_add_new_function): Likewise.
1454 (cgraph_mark_if_needed): Remove.
1455 (cgraph_analyze_function): Do not set target as reachable.
1456 (process_function_and_variable_attributes): Do not care about
1458 (cgraph_analyze_functions): Do not set reachable flags.
1459 (cgraph_mark_functions_to_output): Do not check reachability.
1460 (cgraph_copy_node_for_versioning): Do not set reachable flag.
1461 (dbxout_expand_expr): Update.
1462 * c-decl.c (merge_decls): Do not track changed externs.
1463 * ipa.c: Include pointer-set.h
1464 (enqueue_cgraph_node): Use reachable pointer set.
1465 (process_references): Likewise.
1466 (cgraph_remove_unreachable_nodes): Likewise.
1467 (whole_program_function_and_variable_visibility): Do not recompute
1469 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
1471 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1473 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1475 2012-04-23 Richard Guenther <rguenther@suse.de>
1478 * c-typeck.c (build_binary_op): Fix typo.
1480 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1482 PR tree-optimizations/52891
1483 * tree-vect-patterns.c (adjust_bool_pattern): Use
1484 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1485 but with non-standard precision.
1487 2012-04-22 Jan Hubicka <jh@suse.cz>
1489 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
1492 2012-04-22 Jan Hubicka <jh@suse.cz>
1494 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
1495 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1496 mark_load, mark_store): Do not mark varpool nodes as needed.
1497 * cgraph.c (cgraph_new_nodes): Remove.
1498 (cgraph_create_function_alias): Do not mark nodes as reachable.
1499 (cgraph_add_thunk): Likewise.
1500 (cgraph_mark_reachable_node): Do not manage the queue.
1501 * cgraph.h (cgraph_node): Remove next_needed.
1502 (varpool_nodes_queue): Remove next_needed and prev_needed.
1503 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
1504 (cgraph_new_nodes): Declare.
1505 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
1506 (varpool_analyze_pending_decls): Remove.
1507 (varpool_analyze_node): New.
1508 (varpool_mark_needed_node): Remove.
1509 (varpool_first_variable, varpool_next_variable): New inlines.
1510 (varpool_first_static_initializer, varpool_next_static_initializer):
1512 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
1513 (varpool_first_defined_variable): New inline.
1514 (varpool_next_defined_variable): New inline
1515 (FOR_EACH_VARIABLE): Reimplement.
1516 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
1517 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
1519 * cgraphunit.c (cgraph_new_nodes): Declare here.
1520 (enqueue_node): New function.
1521 (cgraph_process_new_functions): update for new
1522 node set; when constructing cgraph enqueue node for processing.
1523 (cgraph_add_new_function): Use new node set.
1524 (process_function_and_variable_attributes): Do not set varpool needed
1526 (referred_to_p): New function.
1527 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
1528 when varpool is in construction.
1529 (cgraph_analyze_functions): Rewrite.
1530 (cgraph_expand_all_functions): Update.
1531 (cgraph_output_in_order): Do not analyze pending decls; do not set
1533 (cgraph_optimize): Do not analyze pending decls.
1534 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
1535 in other partition; do not mark node as needed.
1536 * dwarf2out.c (reference_to_unused): Use analyzed flag.
1537 (premark_types_used_by_global_vars_helper): Likewise.
1538 * ipa.c (process_references): Do not call varpool_mark_needed_node.
1539 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
1541 (function_and_variable_visibility): Do not mark node as needed.
1542 (whole_program_function_and_variable_visibility): Likewise.
1543 * Makefile.in (gt-varpool.h): No longer needed.
1544 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
1545 (ipa_write_summaries): Do not use needed flag.
1546 * varpool.c: Do not include gt-varpool.h
1547 (x_varpool_nodes_queue, x_varpool_last_needed_node,
1548 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
1549 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
1551 (varpool_remove_node): Do not update the lists.
1552 (dump_varpool_node): Do not dump needed flag.
1553 (varpool_enqueue_needed_node): Remove.
1554 (varpool_mark_needed_node): Remove.
1555 (varpool_reset_queue): Remove.
1556 (varpool_finalize_decl): Move to cgraphunit.c
1557 (varpool_analyze_node): New functions based on former
1558 varpool_analyze_pending_decls.
1559 (varpool_analyze_pending_decls): Remove.
1560 (varpool_assemble_decl): Do not update the lists.
1561 (enqueue_node): New function.
1562 (varpool_remove_unreferenced_decls): Rewrite.
1563 (varpool_empty_needed_queue): Remove.
1564 (add_new_static_var): Do not mark node as needed.
1565 (varpool_create_variable_alias): Handle expansion state
1567 * except.c (output_ttype): Do not mark node as needed.
1568 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
1569 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
1571 * tree-switch-conversion.c (build_one_array): Likewise.
1573 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1576 * doc/invoke.texi (pedantic): Rename to Wpedantic.
1577 * common.opt (Wpedantic): New.
1578 (pedantic): Alias Wpedantic.
1579 * diagnostic.c (warning_at): Likewise.
1580 * c-decl.c (diagnose_mismatched_decls): Likewise.
1581 (build_array_declarator): Likewise.
1582 (mark_forward_parm_decls):
1583 (check_bitfield_type_and_width): Likewise.
1584 (grokdeclarator): Likewise.
1585 (grokfield): Likewise.
1586 (finish_struct): Likewise.
1587 (build_enumerator): Likewise.
1588 (store_parm_decls_oldstyle): Likewise.
1589 (declspecs_add_qual): Likewise.
1590 (declspecs_add_type): Likewise.
1591 (finish_declspecs): Likewise.
1592 * c-typeck.c (composite_type): Likewise.
1593 (comp_target_types): Likewise.
1594 (build_array_ref): Likewise.
1595 (pointer_diff): Likewise.
1596 (build_unary_op): Likewise.
1597 (build_conditional_expr): Likewise.
1598 (build_c_cast): Likewise.
1599 (convert_for_assignment): Likewise.
1600 (maybe_warn_string_init): Likewise.
1601 (digest_init): Likewise.
1602 (pop_init_level): Likewise.
1603 (set_init_index): Likewise.
1604 (c_finish_goto_label): Likewise.
1605 (c_finish_return): Likewise.
1606 (do_case): Likewise.
1607 (build_binary_op): Likewise.
1608 * c-parser.c (static): Likewise.
1609 (c_parser_external_declaration): Likewise.
1610 (c_parser_declaration_or_fndef): Likewise.
1611 (c_parser_static_assert_declaration_no_se): Likewise.
1612 (c_parser_enum_specifier): Likewise.
1613 (c_parser_struct_or_union_specifier): Likewise.
1614 (c_parser_struct_declaration): Likewise.
1615 (c_parser_alignas_specifier): Likewise.
1616 (c_parser_braced_init): Likewise.
1617 (c_parser_initelt): Likewise.
1618 (c_parser_compound_statement_nostart): Likewise.
1619 (c_parser_conditional_expression): Likewise.
1620 (c_parser_alignof_expression): Likewise.
1621 (c_parser_postfix_expression): Likewise.
1622 (c_parser_postfix_expression_after_paren_): Likewise.
1623 (c_parser_objc_class_instance_variables): Likewise.
1624 (c_parser_objc_method_definition): Likewise.
1625 (c_parser_objc_methodprotolist): Likewise.
1627 2012-04-22 Ian Lance Taylor <iant@google.com>
1629 * godump.c (go_output_typedef): Dump size of structs.
1631 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
1633 Correcting transform_to_exit_first_loop + fix to PR46886
1634 * tree-parloops.c (transform_to_exit_first_loop): Remove
1635 setting of number of iterations according to the loop pattern.
1636 Duplicate from entry to exit->src instead of loop->latch.
1637 (pallelize_loops): Remove the condition preventing do-while loops.
1638 * tree-cfg.c (bool bb_in_region_p): New.
1639 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
1640 Adjust redirection of the duplicated iteration.
1642 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
1645 * rtl.def (ADDRESS): Use "i" rather than "w".
1646 * rtl.h (find_base_term): Delete.
1647 (may_be_sp_based_p): Declare.
1648 * rtl.c (rtx_code_size): Remove ADDRESS special case.
1649 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
1650 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
1652 (find_base_term): Make static.
1653 (may_be_sp_based_p): New function.
1654 * dse.c (record_store): Use it.
1655 * store-motion.c (store_killed_in_insn): Likewise.
1657 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
1659 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
1661 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1664 * c-typeck.c (inform_declaration): New.
1665 (build_function_call_vec): Do not pretty-print
1666 expressions when caret is enabled.
1667 (convert_arguments): Use inform_declaration.
1669 2012-04-20 Jim Meyering <meyering@redhat.com>
1671 * genmodes.c (make_complex_modes): Don't truncate a mode name of
1672 length 7 or more when prepending a "C". Suggested by Richard Guenther.
1674 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1676 PR rtl-optimization/44214
1677 * fold-const.c (exact_inverse): New function.
1678 (fold_binary_loc): Fold vector and complex division by constant into
1679 multiply by recripocal with flag_reciprocal_math; fold vector division
1680 by constant into multiply by reciprocal with exact inverse.
1682 2012-04-20 Jan Hubicka <jh@suse.cz>
1684 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
1686 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
1687 (cgraph_remove_node): Update.
1688 (cgraph_mark_needed_node): Remove.
1689 (cgraph_mark_force_output_node): New.
1690 (dump_cgraph_node): Do not dump needed flag.
1691 (cgraph_node_cannot_be_local_p_1): Update.
1692 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
1693 * cgraph.h (symtab_node_base): Add force_output flag.
1694 (cgraph_node): Remove needed flag.
1695 (varpool_node): Remove force_output flag.
1696 (cgraph_mark_needed_node): Remove.
1697 (cgraph_mark_force_output_node): New.
1698 (cgraph_only_called_directly_or_aliased_p,
1699 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
1700 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
1701 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
1702 (cgraph_add_new_function): Update.
1703 (cgraph_mark_if_needed): Update.
1704 (verify_cgraph_node): Update.
1705 (cgraph_analyze_function): Alias target is reachable.
1706 (process_function_and_variable_attributes): Update: externally_visible
1707 flag makes function reachable.
1708 (cgraph_analyze_functions): Update dumping.
1709 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
1710 input_overwrite_node, input_varpool_node): Update streaming.
1711 * lto-streamer-out.c (produce_symtab): Use force_output.
1712 * ipa.c (process_references): Weakrefs must be processed.
1713 (cgraph_remove_unreachable_nodes): Likewise; update for new
1715 (varpool_externally_visible_p): Weakrefs are externally visible
1716 even if they are not.
1717 (function_and_variable_visibility): Update; when processing alias
1718 pair force the targets to be output.
1719 (whole_program_function_and_variable_visility): Use
1720 mark_reachable_node.
1721 * trans-mem.c (ipa_tm_mark_needed_node): Remove
1722 (ipa_tm_mark_force_output_node): New function.
1723 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
1724 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
1726 * varasm.c (mark_decl_referenced): Update.
1727 (find_decl_and_mark_needed): Remove.
1728 (find_decl): New function.
1729 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
1730 alias targets as needed.
1731 (dump_tm_clone_pairs): Update.
1732 * tree-inline.c (copy_bb): Update check.
1733 * symtab.c (dump_symtab_base): Dump force_output.
1734 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
1735 * passes.c (execute_todo): Fix dumping.
1736 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
1737 (varpool_analyze_pending_decls): Alias target is reachable.
1738 (varpool_create_variable_alias): Finalize weakrefs.
1740 2012-04-20 Jakub Jelinek <jakub@redhat.com>
1743 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
1744 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
1745 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
1746 macros instead of constants.
1747 * dse.c (record_store): Check for SP ADDRESS by comparing
1748 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
1749 XEXP to be stack_pointer_rtx.
1751 2012-04-20 Richard Guenther <rguenther@suse.de>
1753 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
1754 update_call_from_tree when propagating into a call.
1756 2012-04-20 Alan Modra <amodra@gmail.com>
1758 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
1759 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
1760 sp_offset to frame_off. Move world save code earlier.
1762 2012-04-20 Richard Guenther <rguenther@suse.de>
1764 PR tree-optimization/53050
1765 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
1766 Do only one transform on COND_EXPRs at the same time.
1768 2012-04-19 Jan Hubicka <jh@suse.cz>
1770 * symtab.c (dump_symtab_base): Revert accidental checkin.
1772 2012-04-20 Alan Modra <amodra@gmail.com>
1775 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1776 static chain, set REST_INLINE_FPRS too.
1778 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
1780 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
1783 2012-04-20 Richard Guenther <rguenther@suse.de>
1785 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
1786 loops that can never run more often than the vectorization factor.
1788 2012-04-19 Jan Hubicka <jh@suse.cz>
1790 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
1792 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
1794 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1796 2012-04-19 Jim Meyering <meyering@redhat.com>
1798 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
1799 We verified above that the string(including trailing NUL) fits in buf,
1802 2012-04-19 Richard Guenther <rguenther@suse.de>
1804 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
1805 for dumping DECL_SECTION_NAME.
1807 2012-04-19 Michael Matz <matz@suse.de>
1810 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
1811 (struct tree_vector): Adjust GTY length.
1812 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
1814 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
1816 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
1817 caller emitted the length calulation already.
1818 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
1819 before handling any of the fields for structs.
1821 2012-04-19 Richard Guenther <rguenther@suse.de>
1823 PR tree-optimization/53031
1824 * tree-vrp.c (adjust_range_with_scev): Revert back to
1825 using max_loop_iterations.
1827 2012-04-19 Michael Matz <matz@suse.de>
1829 * diagnostic.c (emit_diagnostic): Move va_end call after user
1831 (warning, warning_at, pedwarn, permerror): Ditto.
1833 2012-04-19 Richard Guenther <rguenther@suse.de>
1835 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1838 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1841 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1842 the case *(X+const).
1844 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1846 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
1848 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1851 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
1852 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
1854 2012-04-19 Richard Guenther <rguenther@suse.de>
1856 PR rtl-optimization/44688
1857 * loop-iv.c (determine_max_iter): Only return max_iter.
1858 (iv_number_of_iterations): Also use the recorded loop bound
1859 on the maximum number of iterations.
1860 * loop-unroll.c (decide_unroll_runtime_iterations): Use
1861 max_iter to avoid unrolling loops that do not roll.
1862 (decide_unroll_stupid): Likewise.
1864 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
1866 * targhooks.c (default_case_values_threshold): Fix code style nit.
1868 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
1869 case range and type folding from here...
1870 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
1871 type, as documented in tree.def.
1873 2012-04-18 Jan Hubicka <jh@suse.cz>
1875 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
1877 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
1878 cgraph hash and same comdat groups.
1879 (cgraph_optimize): Verify symbol table.
1880 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
1881 (dissolve_same_comdat_group_list): Work on symtab nodes.
1882 (function_and_variable_visibility): Dissolve variable same comdat group
1884 * symtab.c: Include timevar.h
1885 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
1887 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
1889 * tree-switch-conversion.c (info): Remove global pass info.
1890 (check_range, check_process_case, check_final_bb, create_temp_arrays,
1891 free_temp_arrays, gather_default_values, build_constructors,
1892 array_value_type, build_one_array, build_arrays, gen_def_assigns,
1893 fix_phi_nodes, gen_inbound_check): Pass info around from ...
1894 (process_switch): ... here. Unify message format. Return a const
1895 char pointer to the failure reason message.
1896 (do_switchconv): Unify message format. Update process_switch usage.
1898 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
1899 * tree-cfg.c (edge_to_cases): Fix documentation.
1901 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1903 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1905 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1907 PR tree-optimization/52976
1908 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
1909 (possibly_move_powi): New function.
1910 (rewrite_expr_tree): Call possibly_move_powi.
1911 (rewrite_expr_tree_parallel): Likewise.
1912 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
1913 call add_to_ops_vec instead.
1915 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1917 PR tree-optimization/52976
1918 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
1919 (decrement_power): Likewise.
1920 (propagate_op_to_single_use): Likewise.
1921 (zero_one_operation): Handle __builtin_pow* calls in linearized
1922 expression trees; factor logic into propagate_op_to_single_use.
1923 (undistribute_ops_list): Allow operands with repeat counts > 1.
1925 2012-04-18 Richard Guenther <rguenther@suse.de>
1927 PR tree-optimization/44688
1928 * cfgloop.h (record_niter_bound): Declare.
1929 * tree-ssa-loop-niter.c (record_niter_bound): Export.
1930 Update the estimation with the upper bound here...
1931 (estimate_numbers_of_iterations_loop): ... instead of here.
1932 Do not forcefully reset a recorded upper bound.
1933 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
1934 Record the maximum number of loop iterations of the prologue loop.
1936 2012-04-18 Jan Hubicka <jh@suse.cz>
1938 * lto-symtab.c (lto_cgraph_replace_node): Update.
1939 * cgraphbuild.c (record_reference, record_type_list,
1940 record_eh_tables, mark_address, mark_load, mark_store): Update.
1941 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
1942 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
1944 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
1945 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
1946 * reload.c: Fix typo in comment.
1947 * rtlanal.c: Likewise.
1948 * tree-emultls.c (gen_emutls_addr): Update.
1949 * ipa-reference.c (analyze_function): Update.
1950 * cgraphunit.c (cgraph_analyze_function,
1951 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
1953 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
1954 (ipa_remove_reference): Likewise.
1955 (ipa_remove_all_refering): Rename to ...
1956 (ipa_remove_all_referring): ... this one; update.
1957 (ipa_dump_references): Update.
1958 (ipa_dump_referring): Update.
1959 (ipa_clone_references): Update.
1960 (ipa_clone_refering): Rename to ...
1961 (ipa_clone_referring): ... this one; update.
1962 (ipa_ref_cannot_lead_to_return): Update.
1963 (ipa_ref_has_aliases_p): Update.
1964 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
1966 (ipa_ref_type): Remove.
1967 (ipa_ref_ptr_u): Remove.
1968 (ipa_ref): Remove referencing, refered, refered_index, refering_type
1969 and refered_type; add referring, referred and referred_index.
1970 (ipa_ref_list): Rename refering to referring.
1971 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
1972 ipa_clone_references, ipa_clone_referring): Update prototypes.
1973 * lto-cgraph.c (referenced_from_other_partition_p): Update.
1974 (lto_output_ref): Update.
1975 (add_references): Update.
1976 (input_varpool_node): Update.
1977 (input_refs): Update.
1978 * ipa-ref-inline.h (ipa_ref_node): Update.
1979 (ipa_ref_varpool_node): Update.
1980 (ipa_ref_referring_node): Update.
1981 (ipa_ref_referring_varpool_node): Update.
1982 (ipa_ref_referring_ref_list): Update.
1983 (ipa_ref_referred_ref_list): Update.
1984 (ipa_ref_list_first_referring): Update.
1985 (ipa_empty_ref_list): Update.
1986 (ipa_ref_list_refering_iterate): Rename to ...
1987 (ipa_ref_list_referring_iterate): ... this one.
1988 * cse.c: Update comment.
1989 * ipa-utils.c (ipa_reverse_postorder): Update.
1990 * tree-ssa-alias.c: Update.
1991 * ipa-inline.c (reset_edge_caches): Update.
1992 (update_caller_keys): Update.
1993 * ipa-inline.h: Update comments.
1994 * jump.c: Update comment.
1995 * alias.c: Likewise.
1996 * ipa.c (process_references): Update.
1997 (cgraph_remove_unreachable_nodes): Likewise.
1998 (ipa_discover_readonly_nonaddressable_var): Likewise.
1999 (cgraph_address_taken_from_non_vtable_p): Likewise.
2000 * trans-mem.c (ipa_tm_execute): Update.
2001 * simplify-rtx.c: Fix comment.
2002 * rtl.c: Fix comment.
2003 * symtab.c (symtab_unregister_node): Update.
2004 * varpool.c (dump_varpool_node): Update.
2005 (varpool_analyze_pending_decls): Update.
2006 (assemble_aliases): Update.
2007 (varpool_for_node_and_aliases): Update.
2009 2012-04-18 Richard Guenther <rguenther@suse.de>
2011 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
2012 use_undefined_p parameter.
2013 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
2014 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
2016 (estimate_numbers_of_iterations): Likewise.
2017 (estimated_loop_iterations): Adjust.
2018 (max_loop_iterations): Likewise.
2019 (scev_probably_wraps_p): Likewise.
2020 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
2021 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
2022 not max_loop_iterations.
2023 (execute_vrp): Remove explicit number of iterations estimation.
2025 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
2027 * config/i386/linux-common.h: New.
2029 * config.gcc: Add i386/linux-common.h before
2030 all i386/linux.h and i386/linux64.h usages.
2032 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
2033 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2034 * config/i386/gnu-user64.h: Likewise.
2036 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
2037 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
2038 (GNU_USER_TARGET_MATHFILE_SPEC): New.
2039 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
2041 2012-04-18 Jan Hubicka <jh@suse.cz>
2043 * cgraph.c (cgraph_node_name): Remove.
2044 (dump_cgraph_node): Use dump_symtab_base; reformat.
2045 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
2046 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
2048 (cgraph_node_name, varpool_node_name): Remove.
2049 (cgraph_node_asm_name, varpool_node_asm_name,
2050 cgraph_node_name, varpool_node_name): New.
2051 * tree-pass.h (TODO_dump_cgraph): Rename to ...
2052 (TODO_dump_symtab): ... this one.
2053 * ipa-cp (pass_ipa_cp): Update.
2054 * ia-reference.c (generate_summary, read_write_all_from_decl,
2055 propagate, ipa_reference_read_optimization_summary): Update.
2056 * cgraphunit.c (cgraph_analyze_functions): Update.
2057 (cgraph_optimize): Update.
2058 * ipa-ref.c (ipa_dump_references): Update.
2059 (ipa_dump_refering): Update.
2060 * ipa-inline.c (pass_ipa_inline): Update.
2061 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
2062 * ipa.c (pass_ipa_function_visibility,
2063 pass_ipa_whole_program_visibility): Update.
2064 * tree-sra.c (pass_early_ipa_sra): Update.
2065 * symtab.c: Include langhooks.h
2066 (symtab_node_asm_name): New.
2067 (symtab_node_name): New.
2068 (symtab_type_names): New static var.
2069 (dump_symtab_base): New.
2070 (dump_symtab_node, dump_symtab): New.
2071 (debug_symtab_node, debug_symtab): New.
2072 * tree-ssa-structalias.c: Dump symbol table.
2073 * pases.c (execute_todo): Handle TODO_dump_symtab instead
2074 of TODO_dump_cgraph.
2075 * varpoo.c (varpool_node_name): Remove.
2076 (dump_varpool_node): Use dump_symtab_base; reformat.
2078 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2080 * doc/invoke.texi (Language Independent Options): @item should be
2083 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2086 * rtl.c (rtx_code_size): Handle ADDRESS.
2088 2012-04-17 Tom de Vries <tom@codesourcery.com>
2090 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
2093 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
2096 * config/i386/sync.md (atomic_<code><mode>): Rename to
2097 atomic_<logic><mode>.
2099 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2101 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
2102 * alias.c (reg_base_value): Expand and update comment.
2103 (arg_base_value): New variable.
2104 (unique_id): Move up file.
2105 (unique_base_value, unique_base_value_p, known_base_value_p): New.
2106 (find_base_value): Use arg_base_value and known_base_value_p.
2107 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
2108 (find_base_term): Use known_base_value_p.
2109 (base_alias_check): Use unique_base_value_p.
2110 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
2111 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
2113 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
2115 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
2117 2012-04-17 Michael Matz <matz@suse.de>
2119 PR tree-optimization/18437
2120 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
2121 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
2122 (vect_check_strided_load): Declare.
2123 * tree-vect-data-refs.c (vect_check_strided_load): New function.
2124 (vect_analyze_data_refs): Use it to accept strided loads.
2125 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
2127 2012-04-17 Richard Guenther <rguenther@suse.de>
2130 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
2131 loops when redirecting an entry or latch edge.
2133 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
2135 * sel-sched.c (sel_global_init): Revert previous change.
2137 2012-04-17 Richard Guenther <rguenther@suse.de>
2139 * tree-flow.h (array_at_struct_end_p): Move declaration ...
2140 * tree.h (array_at_struct_end_p): ... here.
2141 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
2142 * expr.c (array_at_struct_end_p): ... here. Rewrite.
2144 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
2146 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
2147 COST_TABLE): Remove.
2148 (estimate_case_costs): Remove.
2149 (expand_case): Do not call estimate_case_costs
2150 to set use_cost_table.
2151 (balance_case_nodes): Do not use use_cost_table.
2153 2012-04-16 Jan Hubicka <jh@suse.cz>
2155 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
2156 (hash_node, eq_node): Remove.
2157 (cgraph_create_node): Do not handle hashtable.
2158 (cgraph_get_node): Remove.
2159 (cgraph_insert_node_to_hashtable): Remove.
2160 (hash_node_by_assembler_name): Remove.
2161 (eq_assembler_name): Remove.
2162 (cgraph_node_for_asm): Rewrite.
2163 (cgraph_find_replacement_node): Break out from ...
2164 (cgraph_remove_node): ... here; do not maintain hashtables.
2165 (change_decl_assembler_name): Remove.
2166 (cgraph_clone_node): Do not maintain hashtables.
2167 * cgraph.h (const_symtab_node): New typedef.
2168 (cgraph_insert_node_to_hashtable): Remove.
2169 (symtab_get_node, symtab_node_for_asm,
2170 symtab_insert_node_to_hashtable): Declare.
2171 (cgraph_find_replacement_node): Declare.
2172 (cgraph_get_node, varpool_get_node): Turn into inlines.
2173 (cgraph, varpool): Work sanely on NULL pointers.
2174 (FOR_EACH_SYMBOL): New walker.
2175 * ipa-inline-transform.c (save_inline_function_body): Use
2176 symtab_insert_node_to_hashtable.
2177 * symtab.c: Include ggc.h and diagnostics.h
2178 (symtab_hash, assembler_name_hash): New static vars;
2179 (hash_node, eq_node, hash_node_by_assembler_name,
2180 eq_assembler_name, insert_to_assembler_name_hash,
2181 unlink_from_assembler_name_hash): New.
2182 (symtab_register_node): Update hashtables.
2183 (symtab_insert_node_to_hashtable): New.
2184 (symtab_unregister_node): Update hashtables.
2185 (symtab_get_node): New.
2186 (symtab_node_for_asm): New.
2187 (change_decl_assembler_name): New.
2188 * Makefile.in (symtab.o): Needs GTY.
2189 * varpool.c (varpool_hash): Remove.
2190 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
2191 (varpool_node): Rewrite using varpool_get_node.
2192 (varpool_remove_node): DO not maintain hashtables.
2193 (varpool_node_for_asm): Rewrite.
2195 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
2197 * doc/invoke.texi: Copy-edit to put verbs in the present tense
2198 when describing the current behavior of GCC.
2200 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
2202 * genemit.c (gen_exp): Remove ADDRESS handling.
2203 * genoutput.c (scan_operands): Likewise.
2204 * genpeep.c (match_rtx): Likewise.
2205 * genrecog.c (add_to_sequence): Likewise.
2207 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
2209 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
2211 2012-04-16 Martin Jambor <mjambor@suse.cz>
2213 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
2216 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
2219 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
2220 hints for 'A' operand types.
2222 2012-04-16 Jan Hubicka <jh@suse.cz>
2224 * cgraph.h (symtab_node_base): Add next and previous pointers.
2225 (cgraph_node): Remove next and preivous pointers.
2226 (varpool_node): Likewise; remove next/previous GTY marker;
2227 it is not type safe.
2228 (symtab_node_def): Update GTY marker
2229 (x_cgraph_nodes, cgraph_nodes): Remove.
2230 (symtab_nodes): New function.
2231 (cgraph_order): Rename to ...
2232 (symtab_order): ... this one.
2233 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
2235 (x_varpool_nodes, varpool_nodes): Remove.
2236 (FOR_EACH_STATIC_VARIABLE): Update.
2237 (symtab_function_p, symtab_variable_p): New function.
2238 (FOR_EACH_VARIABLE): Update.
2239 (varpool_first_variable, varpool_next_variable): New functions.
2240 (FOR_EACH_VARIABLE): Update.
2241 (cgraph_first_defined_function): Update.
2242 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
2243 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
2244 (cgraph_first_function, cgraph_next_function): New.
2245 (FOR_EACH_FUNCTION): Update.
2246 (cgraph_first_function_with_gimple_body,
2247 cgraph_next_function_with_gimple_body): Update.
2248 * symtab.c: New file.
2249 * cgraph.c: Update copyright dates.
2250 (x_cgraph_nodes, cgraph_order): Remove.
2251 (NEXT_FREE_NODE): Update.
2252 (SET_NEXT_FREE_NODE): New.
2253 (cgraph_create_node_1): Remove common code.
2254 (cgraph_create_node): Remove common code; call symtab_register_node.
2255 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
2256 (cgraph_add_asm_node): Update.
2257 (cgraph_clone_node): Register new node.
2258 * cgraphunit.c (process_function_and_variable_attributes): Update.
2259 (cgraph_analyze_functions): Update.
2260 (cgraph_analyze_functions): Update.
2261 (cgraph_output_in_order): Update.
2262 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
2264 * ipa-inline.c (recursive_inlining): Update.
2265 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
2266 * ipa.c (cgraph_remove_unreachable_nodes): Update.
2267 * Makefile.in: Add symtab.o
2268 * varpool.c (x_varpool_nodes): Remove
2269 (varpool_node): Remove common code; call symtab_register_node.
2270 (varpool_remove_node): Remove common code; call symtab_unregister_node.
2272 2012-04-16 Richard Guenther <rguenther@suse.de>
2275 * tree.h (VECTOR_CST_NELTS): Adjust.
2276 (struct tree_vector): Add explicit length field.
2277 (make_vector_stat): Declare.
2278 (make_vector): Define.
2279 * tree.c (make_vector_stat): New function.
2280 (build_vector_stat): Use it.
2281 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
2283 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2285 PR tree-optimization/52976
2286 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
2287 (undistribute_ops_list): Ops with repeat counts aren't eligible for
2289 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
2291 2012-04-16 Jan Hubicka <jh@suse.cz>
2293 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
2295 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
2296 walkers to walk cgraph and varpool.
2297 * cgraph.c (cgraph_node_for_asm): Likewise.
2298 (dump_cgraph): Likewise.
2299 * value-prof.c (init_node_map): Likewise.
2300 * tree.c (free_lang_data_in_cgraph): Likewise.
2301 * tree-emutls.c: (ipa_lower_emutls): Likewise.
2302 * ipa-reference.c (generate_summary, propagate): Likewise.
2303 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
2304 cgraph_mark_functions_to_output, cgraph_output_in_order,
2305 output_weakrefs, cgraph_materialize_all_clones,
2306 cgraph_optimize): Likewise.
2307 * lto-cgraph.c (merge_profile_summaries): Likewise.
2308 (input_cgraph): Likewise.
2309 * ipa-pure-const.c (generate_summary): Likewise.
2310 (propagate): Likwise.
2311 * ipa-utils.c (ipa_reduced_postorder): Likewise.
2312 (ipa_free_postorder_info): Likewise.
2313 (ipa_reverse_postorder): Likewise.
2314 * ipa-inline.c (ipa_inline): Likewise.
2315 * matrix-reorg.c (find_matrices_decl): Likewise.
2316 (matrix_reorg): Likewise.
2317 * tree-vectorizer.c (increase_alignment): Likewise.
2318 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
2319 (function_and_variable_visibility): Likewise.
2320 (whole_program_function_and_variable_visibility): Likewise.
2321 (ipa_cdtor_merge): Likewise.
2322 * trans-mem.c (ipa_tm_execute): Likewise.
2323 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
2324 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
2325 (ipa_print_all_params): Likewise.
2326 (ipa_update_after_lto_read): Likewise.
2327 * tree-profie.c (tree_profiling): Likewise.
2328 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
2329 * passes.c (dump_passes): Likewise.
2330 (do_per_function): Likewise.
2331 (ipa_write_summaries): Likewise.
2332 * varpool.c (dump_varpool): Likewise.
2333 (varpool_node_for_asm): Likewise.
2334 (varpool_assemble_pending_decls): Likewise.
2336 2012-04-16 Richard Guenther <rguenther@suse.de>
2338 PR tree-optimization/52975
2339 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
2340 condition but always mark it with TRUTH_NOT_EXPR.
2342 2012-04-16 Richard Guenther <rguenther@suse.de>
2344 PR tree-optimization/52975
2345 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
2346 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
2347 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
2348 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
2350 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
2352 * config/i386/sse.md (ssse3_plusminus): New code iterator.
2353 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
2354 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
2355 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
2356 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
2357 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
2358 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
2360 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
2361 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
2362 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
2363 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
2364 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
2365 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
2367 (xop_plus): New code iterator.
2368 (macs): New code attribute.
2370 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
2371 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
2373 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
2374 xop_plus code iterator.
2375 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
2376 xop_plus code iterator.
2377 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
2378 xop_plus code iterator.
2379 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
2380 xop_plus code iterator.
2382 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
2383 any_extend code iterator.
2384 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
2385 any_extend code iterator.
2386 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
2387 any_extend code iterator.
2388 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
2389 any_extend code iterator.
2390 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
2391 any_extend code iterator.
2392 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
2393 any_extend code iterator.
2395 2012-04-14 Tom de Vries <tom@codesourcery.com>
2397 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
2398 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
2399 DELETED_LABEL note, and move it to ...
2400 * cfgrtl.c (delete_insn): ... here. Change return type to void.
2401 (delete_insn_and_edges): Likewise.
2402 (delete_insn_chain): Handle new return type of delete_insn. Delete
2403 chain backwards rather than forwards.
2404 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
2406 * cfglayout.c (fixup_reorder_chain): Delete unused label.
2408 2012-04-14 Jan Hubicka <jh@suse.cz>
2410 * cgraph.h: Update copyrights;
2411 (symtab_node): Turn to union typedef.
2412 (symtab_node_base): New structure.
2413 (symtab_type): Add SYMTAB_SYMBOL tag.
2414 (cgraph_node): Annotate some pinters with nested_ptr.
2415 (varpool_node): Likewise.
2416 (cgraph_local_info): Remove lto_file_data
2417 and externally_visible.
2418 (cgraph_node): Remove decl; same_comdat_group list;
2419 aux; ref_list; order; address_taken; reachable_from_other_parittion,
2420 in_other_partition; resolution.
2421 (varpool_node): Remove decl; same_comdat_group;
2422 ref_list; lto_file_data; aux; order; resolution; externally_visible;
2423 used_from_other_partition; in_other_partition.
2424 (symtab_node_def): New union.
2425 (cgraph, varpool): Update.
2426 (varpool_first_static_initializer, varpool_next_static_initializer,
2427 cgraph_only_called_directly_or_aliased_p,
2428 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
2429 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
2430 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
2432 * cgraph.c: Likewise.
2433 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
2434 * cgraphbuild.c: Likewise.
2435 * lto-symtab.c: Likewise.
2436 * c-gimplify.c: Likewise.
2437 * value-prof.c: Likewise.
2439 * ipa-cp.c: Likewise.
2440 * tree-emutls.c: Likewise.
2441 * ipa-inline-transform.c: Likwise.
2442 * ipa-reference.c: Likewise.
2443 * cgraphunit.c: Likewise.
2444 * ipa-ref.c: Likewise.
2445 * lto-cgraph.c: Likewise.
2446 * ipa-ref-inline.h: Likewise.
2447 * ipa-pure-const.c: Likewise.
2448 * lto-streamer-out.c: Likewise.
2449 * ipa-utils.c: Likewise.
2450 * ipa-inline.c: Likewise.
2451 * matrix-reorg.c: Likewise.
2452 * tree-eh.c: Likewise.
2453 * tree-vectorizer.c: Likewise.
2454 * ipa-split.c: Likewise.
2456 * trans-mem.c: Likewise.
2457 * ipa-inline-analysis.c: Likewise.
2458 * gimplify.c: Likewise.
2459 * cfgexpand.c: Likewise.
2460 * tree-sra.c: Likewise.
2461 * ipa-prop.c: Likewise.
2462 * varasm.c: Likewise.
2463 * tree-nested.c: Likewise.
2464 * tree-inline.c: Likewise.
2465 * tree-profile.c: Likewise.
2466 * tree-ssa-structalias.c: Likewise.
2467 * passes.c: Likewise.
2468 * varpool.c: Likewise.
2470 2012-04-14 Tom de Vries <tom@codesourcery.com>
2472 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
2473 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
2474 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
2476 (gsi_advance_fw_nondebug_nonlocal): New function.
2477 (local_def): Removed function.
2478 (same_succ_hash): Use stmt_local_def.
2479 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
2480 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
2482 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2484 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
2485 and __ILP32__ for x32.
2487 2012-04-13 Martin Jambor <mjambor@suse.cz>
2490 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
2491 fold_ctor_reference returns a zero constant.
2493 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
2495 * config.gcc: Add i386/gnu-user-common.h before all
2496 i386/gnu-user.h and i386/gnu-user64.h usages.
2498 * config/i386/gnu-user-common.h: New.
2500 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
2501 (CC1_SPEC): Likewise.
2502 (ENDFILE_SPEC): Likewise.
2503 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
2504 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
2505 (TARGET_OS_CPP_BUILTINS): Likewise.
2506 (LIBGCC2_HAS_TF_MODE): Likewise.
2507 (LIBGCC2_TF_CEXT): Likewise.
2508 (TF_SIZE): Likewise.
2509 (TARGET_ASM_FILE_END): Likewise.
2510 (STACK_CHECK_MOVING_SP): Likewise.
2511 (STACK_CHECK_STATIC_BUILTIN): Likewise.
2512 * config/i386/gnu-user64.h: Likewise.
2514 2012-04-13 Martin Jambor <mjambor@suse.cz>
2516 * expr.c (expand_expr_real_1): Pass type, not the expression, to
2517 set_mem_attributes for a memory temporary. Do not call the function
2518 for the memory temporary created for a bitfield.
2520 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2523 * df.h (enum debug_temp_where): New.
2524 (dead_debug_init, dead_debug_finish) Declare.
2525 (dead_debug_add, dead_debug_insert_temp): Declare.
2526 (struct dead_debug_use, struct dead_debug): Moved from...
2527 * df-problems.c: ... here.
2528 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
2530 (df_create_unused_note): Likewise.
2531 (df_set_dead_notes_for_mw): Move comment where it belongs.
2532 (dead_debug_init): Export.
2533 (dead_debug_reset_uses): New, factored out of...
2534 (dead_debug_finish): ...this. Export.
2535 (dead_debug_reset): Remove.
2536 (dead_debug_add): Export.
2537 (dead_debug_insert_before): Rename to...
2538 (dead_debug_insert_temp): ... this. Add where argument. Export.
2539 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
2540 Return insertion count.
2541 (df_note_bb_compute): Adjust.
2542 * dce.c (word_dce_process_block): Adjust dead debug uses.
2543 (dce_process_block): Likewise.
2545 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2547 * df-problems.c (df_note_bb_compute): Do not take note of
2548 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
2550 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2553 * var-tracking.c (expand_depth): New type.
2554 (onepart_aux, expand_loc_callback_data): Change depth type to it.
2555 (loc_exp_dep_alloc): Adjust initializer.
2556 (update_depth): Use new type. Add entryvals.
2557 (vt_expand_var_loc_chain): Take note of expansions with
2558 ENTRY_VALUEs, but don't accept them right away. Run an optional
2559 second pass accepting the minimum ENTRY_VALUE count found in the
2561 (vt_expand_loc_callback, INIT_ELCD): Adjust.
2563 2012-04-13 Tom de Vries <tom@codesourcery.com>
2565 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
2566 parameters vuse and vuse_escaped.
2567 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
2568 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
2571 2012-04-13 Richard Guenther <rguenther@suse.de>
2573 PR tree-optimization/52969
2574 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
2575 the condition for the COND_EXPR and handle predicate negation
2576 by swapping the COND_EXPR arms.
2578 2012-04-13 Nick Clifton <nickc@redhat.com>
2580 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
2581 TODO_dump_func flag.
2583 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
2585 PR rtl-optimization/52203
2586 PR rtl-optimization/52715
2588 Revert the 2012-03-07 fix for PR 52203.
2589 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
2590 the insn does not modify DFA right before issuing, adjust
2591 issue_rate accordingly.
2593 2012-04-13 Richard Guenther <rguenther@suse.de>
2596 * c-typeck.c (pointer_diff): Remove bogus assert.
2598 2012-04-13 Richard Guenther <rguenther@suse.de>
2601 * convert.c (convert_to_pointer): Remove special-casing of zero.
2603 2012-04-13 Joey Ye <joey.ye@arm.com>
2605 * config/arm/constraints.md (Pe): New constraint.
2606 * config/arm/arm.md: New split for imm 256-510.
2608 2012-04-13 Terry Guo <terry.guo@arm.com>
2610 * config/arm/arm-cores.def: Added core cortex-m0plus.
2611 * config/arm/arm-tune.md: Regenerated.
2612 * config/arm/arm-tables.opt: Regenerated.
2613 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
2615 2012-04-13 Alan Modra <amodra@gmail.com>
2618 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
2619 tie regs on destination of sets. Delete forward declaration.
2620 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
2621 (rs6000_emit_prologue): Likewise.
2622 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
2624 (is_mem_ref): Use tie_operand to recognise stack ties.
2625 * config/rs6000/predicates.md (tie_operand): New.
2626 * config/rs6000/rs6000.md (restore_stack_block): Generate new
2628 (restore_stack_nonlocal): Likewise.
2629 (stack_tie): Update.
2630 (frame_tie): Delete.
2632 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2634 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
2635 HOST_WIDE_INT_PRINT_DEC in format strings.
2637 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
2640 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
2641 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
2642 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
2643 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
2644 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
2645 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
2646 avx2_permvarv8si using VI4F_256 mode iterator.
2647 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
2648 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
2649 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
2650 gen_avx2_permvarv8sf.
2651 (expand_vec_perm_pshufb): Ditto.
2653 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2656 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
2657 the list of options to enable the FCFID instruction.
2658 (TARGET_EXTRA_BUILTINS): Adjust comment.
2660 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2662 PR tree-optimization/18589
2663 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
2664 (operand_entry): Add count field.
2665 (add_repeat_to_ops_vec): New function.
2666 (completely_remove_stmt): Likewise.
2667 (remove_def_if_absorbed_call): Likewise.
2668 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
2669 (acceptable_pow_call): New function.
2670 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
2671 entries with repeat counts when found.
2672 (repeat_factor_d): New struct and associated typedefs.
2673 (repeat_factor_vec): New static vector variable.
2674 (compare_repeat_factors): New function.
2675 (get_reassoc_pow_ssa_name): Likewise.
2676 (attempt_builtin_powi): Likewise.
2677 (reassociate_bb): Call attempt_builtin_powi.
2678 (fini_reassoc): Two new calls to statistics_counter_event.
2680 2012-04-12 Richard Guenther <rguenther@suse.de>
2682 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
2683 * cgraph.h (tree_rest_of_compilation): Remove.
2684 * cgraph.c (cgraph_add_new_function): Move ...
2685 * cgraphunit.c (cgraph_add_new_function): ... here.
2686 (tree_rest_of_compilation): Make static.
2687 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
2688 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
2689 gate_all_early_local_passes, execute_all_early_local_passes,
2690 pass_early_local_passes, gate_all_early_optimizations,
2691 pass_all_early_optimizations): Move ...
2692 * passes.c (gate_all_optimizations, pass_all_optimizations,
2693 gate_all_early_local_passes, execute_all_early_local_passes,
2694 pass_early_local_passes, gate_all_early_optimizations,
2695 pass_all_early_optimizations): ... here.
2696 * tree-optimize.c (execute_free_datastructures): Remove.
2697 * tree-flow.h (execute_free_datastructures): Remove.
2698 * tree-optimize.c (execute_init_datastructures,
2699 pass_init_datastructures): Move ...
2700 * tree-ssa.c (execute_init_datastructures,
2701 pass_init_datastructures): ... here.
2702 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
2703 execute_free_datastructures.
2705 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
2707 * dbgcnt.def (ira_move): New counter.
2708 * ira-int.h (ira_create_new_reg): Declare function.
2709 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
2710 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
2711 no longer static. All callers changed.
2712 * ira.c: Include "dbgcnt.h".
2713 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
2714 move_unallocated_pseudos): New static functions.
2715 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
2716 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
2717 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
2718 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
2719 to the pseudos generated in find_moveable_pseudos.
2720 * Makefile.in (ira.o): Add $(DBGCNT_H).
2722 2012-04-12 Richard Guenther <rguenther@suse.de>
2724 PR tree-optimization/52943
2725 * tree-chrec.h (chrec_is_positive): Remove.
2726 * tree-scalar-evolution.c (chrec_is_positive): Move ...
2727 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
2728 Return false for a constant zero instead of negative.
2729 (analyze_siv_subscript_cst_affine): Handle zero difference
2730 in the initial condition explicitely.
2732 2012-04-12 Richard Guenther <rguenther@suse.de>
2734 * tree-parloops.c (parallelize_loops): Also consult the upper
2735 bound for the number of iterations.
2736 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2737 (loop_prefetch_arrays): Likewise.
2739 2012-04-12 Richard Guenther <rguenther@suse.de>
2741 * cfgloop.h (estimated_loop_iterations_int): Ditch
2742 'conservative' parameter.
2743 (max_stmt_executions_int): Likewise.
2744 (estimated_loop_iterations): Likewise.
2745 (max_stmt_executions): Likewise.
2746 (max_loop_iterations): Declare.
2747 (max_loop_iterations_int): Likewise.
2748 (estimated_stmt_executions): Likewise.
2749 (estimated_stmt_executions_int): Likewise.
2750 * tree-ssa-loop-niter.c (estimated_loop_iterations):
2752 (max_loop_iterations): ... this.
2753 (estimated_loop_iterations_int): Split parts to ...
2754 (max_loop_iterations_int): ... this.
2755 (max_stmt_executions_int): Split parts to ...
2756 (estimated_stmt_executions_int): ... this.
2757 (max_stmt_executions): Split parts to ...
2758 (estimated_stmt_executions): ... this.
2759 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
2760 * predict.c (predict_loops): Likewise.
2761 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
2762 (analyze_siv_subscript_cst_affine): Likewise.
2763 (compute_overlap_steps_for_affine_1_2): Likewise.
2764 (analyze_subscript_affine_affine): Likewise.
2765 (init_omega_for_ddr_1): Likewise.
2766 * tree-parloops.c (parallelize_loops): Likewise.
2767 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2768 (may_eliminate_iv): Likewise.
2769 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2770 (loop_prefetch_arrays): Likewise.
2771 * tree-vrp.c (adjust_range_with_scev): Likewise.
2773 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
2775 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
2776 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
2778 (dump_table): Use bool type for need_align and have_df variables.
2779 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
2780 (regs_used): Remove register modifier.
2781 (barrier_align): Move variables slot, credit, jump_to_next
2782 into if block above for loop. Use bool type for jump_to_next.
2783 (sh_function_arg): Use NULL_RTX instead of 0.
2785 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
2787 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
2788 (bswapsi2): New expander.
2790 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2792 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
2793 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
2795 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2797 PR rtl-optimization/52876
2798 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
2799 Don't call mark_reg_pointer for incompatible pointer sign extension.
2801 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
2804 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
2806 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
2807 comparisons against TYPE_PRECISION.
2808 * tree-ssa-forwprop.c (combine_conversions): Likewise.
2810 2012-04-11 Xinliang David Li <davidxl@google.com>
2812 * tree-passes.h: Remove TODO_dump_func.
2813 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
2814 * trans-mem.c: Remove TODO_dump_func.
2815 * ira.c: Remove TODO_dump_func.
2817 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2819 * config/i386/i386.c (ix86_option_override_internal): Check
2820 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
2821 after TARGET_64BIT is updated.
2823 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2825 * config/sh/sh.h: Remove old secondary reload code.
2827 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2829 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
2830 (ready_reorder): ... this function.
2832 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
2834 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
2837 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
2838 insns so that no other insn is queued for a time before them.
2840 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
2843 2012-04-11 Richard Guenther <rguenther@suse.de>
2846 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2847 consider loop nesting.
2848 (evolution_function_is_univariate_p): Properly check the remainder
2851 2012-04-11 Richard Guenther <rguenther@suse.de>
2854 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
2856 2012-04-11 Nick Clifton <nickc@redhat.com>
2858 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
2859 information, if requested.
2861 * config/rx/rx.c (rx_expand_prologue): Likewise.
2863 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
2864 Michael Matz <matz@suse.de>
2867 * rtlanal.c (unsigned_reg_p): New function.
2868 Update copyright notice dates.
2869 * rtl.h (unsigned_reg_p): Prototype it.
2870 Update copyright notice dates.
2871 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
2873 * expr.c (expand_expr_real_1): Set register attributes.
2874 * stmt.c (expand_case): Likewise.
2876 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2879 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
2880 consider_sh2a and allow_zero.
2881 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
2882 (disp_addr_displacement): New function.
2883 (sh_address_cost): Use disp_addr_displacement function instead
2884 of DISP_ADDR_OFFSET.
2885 (sh_legitimate_address_p): Adapt to changed
2886 sh_legitimate_index_p declaration.
2887 (sh_find_mov_disp_adjust): Remove HImode check.
2888 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
2889 disp_addr_displacement and max_mov_insn_displacement.
2890 (max_mov_insn_displacement): Remove HImode check.
2891 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
2892 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
2893 * config/sh/constraints.md (K05, K13): New constraints.
2894 (K12): Correct comment.
2895 (Sdd): Do not use DISP_ADDR_P macro.
2896 (Snd, Sbw): Use satisfies_constraint_Sdd.
2897 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
2898 (*extendhisi2_compact, movhi_i): Remove.
2899 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
2900 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
2901 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
2902 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
2903 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
2904 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
2905 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
2907 Add new peepholes for HImode displacement addressing.
2909 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2911 * config/sh/sh.h (SIDI_OFF): Remove.
2912 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
2913 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
2916 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
2919 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
2920 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
2921 * doc/md.texi (Standard Names): Add bswap.
2922 * builtin-types.def (BT_UINT16): New primitive type.
2923 (BT_FN_UINT16_UINT16): New function type.
2924 * builtins.def (BUILT_IN_BSWAP16): New.
2925 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
2926 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
2927 expand_builtin_bswap.
2928 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
2929 (fold_builtin_1): Likewise.
2930 (is_inexpensive_builtin): Likewise.
2931 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
2932 missing bits for bswap to libcall code.
2933 * tree.c (build_common_tree_nodes): Build uint16_type_node.
2934 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
2935 (uint16_type_node): New define.
2936 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
2937 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
2939 (rs6000_init_builtins): Likewise.
2940 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
2942 2012-04-11 Tristan Gingold <gingold@adacore.com>
2944 * doc/extend.texi (Type Attributes): Move paragraph.
2946 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
2949 * diagnostic.h (show_caret): Declare.
2950 (caret_max_width): Declare.
2951 (diagnostic_show_locus): Declare.
2952 * diagnostic.c (diagnostic_initialize): Initialize to false.
2953 (diagnostic_show_locus): New.
2954 (diagnostic_report_diagnostic): Call it.
2955 (getenv_columns): New.
2957 (diagnostic_set_caret_max_width): New.
2958 * input.c (read_line): New.
2959 (location_get_source_line): New.
2960 * input.h (location_get_source_line): Declare.
2961 * toplev.c (general_init): Initialize show_caret from options.
2962 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
2963 * opts.c (common_handle_option): Likewise.
2964 * pretty-print.h (pp_get_prefix): New.
2965 (pp_base_get_prefix): New.
2966 * common.opt (fdiagnostics-show-caret): New option.
2967 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
2969 2012-04-11 Richard Guenther <rguenther@suse.de>
2971 PR rtl-optimization/52881
2972 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
2974 2012-04-11 Richard Guenther <rguenther@suse.de>
2976 PR tree-optimization/52912
2977 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
2978 manipulation code we are threading through a loop header
2979 to an exit destination.
2981 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2983 * tree.h (warn_if_unused_value): Move declaration from here.
2984 * stmt.c (warn_if_unused_value): Move definition from here.
2986 2010-04-10 Michael Matz <matz@suse.de>
2988 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
2990 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
2991 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
2992 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
2993 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
2994 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
2995 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
2996 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
2997 (vect_record_strided_load_vectors): Rename to
2998 vect_record_grouped_load_vectors.
2999 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
3000 Rename use of above macros.
3001 (vect_verify_datarefs_alignment): Ditto.
3002 (vector_alignment_reachable_p): Ditto.
3003 (vect_peeling_hash_get_lowest_cost): Ditto.
3004 (vect_enhance_data_refs_alignment): Ditto.
3005 (vect_analyze_group_access): Ditto and rename stride to groupsize.
3006 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
3007 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
3008 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
3009 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
3010 (vect_record_strided_load_vectors): Rename to
3011 vect_record_grouped_load_vectors.
3012 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
3013 (destroy_loop_vec_info): Ditto.
3014 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
3015 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
3016 (vect_analyze_slp): Ditto.
3017 (new_bb_vec_info): Ditto.
3018 (destroy_bb_vec_info): Ditto.
3019 (vect_schedule_slp_instance): Ditto and rename strided_store to
3021 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
3022 vect_cost_group_size.
3023 (vect_model_store_cost): Rename use of above macros and call
3024 to vect_cost_strided_group_size.
3025 (vect_model_load_cost): Ditto.
3026 (vectorizable_store): Ditto, rename strided_store to grouped_store
3027 and calls to renamed tree-vectorizer.h functions.
3028 (vectorizable_load): Ditto.
3029 (vect_transform_stmt): Rename use of above macros and strided_store
3032 2012-04-10 Jan Hubicka <jh@suse.cz>
3034 * cgraph.h: Remove misledaing comment on ipa-ref.h.
3035 (symtab_type): New enum.
3036 (symtab_node): New structure.
3037 (cgraph_node, varpool_node): Add symbol base type.
3038 (cgraph, varpool): New accestor functions.
3039 * cgraph.c (cgraph_create_node_1): Set symbol type.
3040 * varpool.c (varpool_node): Set symbol type.
3042 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3043 Richard Sandiford <rdsandiford@googlemail.com>
3045 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
3047 2012-04-10 Richard Guenther <rguenther@suse.de>
3050 * gimple-low.c (gimple_check_call_args): Properly account for
3051 compatible aggregate types.
3053 2012-04-10 Richard Guenther <rguenther@suse.de>
3055 * toplev.h (tree_rest_of_compilation): Remove.
3056 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3057 * cgraph.h (tree_rest_of_compilation): Declare.
3058 * tree-optimize.c (tree_rest_of_compilation): Move ...
3059 * cgraphunit.c (tree_rest_of_compilation): ... here.
3060 * cgraph.c (cgraph_add_new_function): Adjust.
3061 * Makefile.in (tree-optimize.o): Adjust.
3062 (cgraphunit.o): Likewise.
3064 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3066 PR tree-optimization/52870
3067 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3068 presumed pattern statement is within the same loop or basic block.
3070 2012-04-10 Tristan Gingold <gingold@adacore.com>
3072 * gengtype.c (main): Make uintptr_t a known type.
3074 2012-04-10 Richard Guenther <rguenther@suse.de>
3076 * tree-pass.h (tree_lowering_passes): Remove.
3077 * tree-optimize.c (tree_lowering_passes): Remove.
3078 * cgraph.c (cgraph_add_new_function): Inline relevant parts
3079 of tree_lowering_passes, avoid redundant call of early local passes.
3080 * cgraphunit.c (cgraph_lower_function): Fold into ...
3081 (cgraph_analyze_function): ... its single caller. Inline
3082 relevant parts of tree_lowering_passes.
3084 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
3087 * config/pa/pa.opt: Remove SIO and GNU_LD.
3089 2012-04-09 Jan Hubicka <jh@suse.cz>
3094 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
3095 boundary, add its target too.
3096 * lto.c (add_references_to_partition): Add also aliased nodes.
3097 (add_cgraph_node_to_partition,
3098 add_varpool_node_to_partition): Work on nodes, not functions/variables;
3099 when adding alias, add also the aliased object.
3101 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
3104 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
3105 VOIDmode immediate operands.
3106 * config/i386/constraints.md (Wz): New constraint.
3107 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
3109 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3112 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3113 the DECL generated for the special GOT helper.
3115 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
3117 * config/sh/constraints.md: Update list of constraints in
3119 (Sr0): Remove unused memory constraint.
3121 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3123 * tree-pretty-print.h: Update comment.
3125 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
3127 * config/sh/sh.md: Use braced string notation where applicable.
3128 (*prefetch_i4, prefetch_m2a): Merge into ...
3129 (*prefetch): ... this new insn.
3131 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3133 * config/sh/sh.h (high_life_started): Remove
3134 * config/sh/predicates.md (general_movdst_operand): Use
3135 'reload_in_progress' instead of 'high_life_started'.
3136 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
3137 divsi_inv_fp): Likewise.
3139 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3141 * config/sh/sh-protos.h (prepare_move_operands): Return void
3143 * config/sh/sh.c (prepare_move_operands): Likewise.
3144 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
3146 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3148 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
3149 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
3150 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
3151 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
3152 commutative_float_operator, noncommutative_float_operator,
3153 sh_handle_pragma): Remove.
3155 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
3157 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
3158 Use @option markup on command-line options. Use @samp markup on
3159 literal keywords to options. Use @code markup on code fragments.
3160 Use other markup in preference to quotation marks in the text.
3161 Add markup to some passages without any.
3163 2012-04-06 Mike Stump <mikestump@comcast.net>
3165 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
3167 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3169 * config/sh/sh.c (hi_const): Remove.
3170 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
3173 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3175 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
3177 * config/sh/sh.c (sh_expand_t_scc): Likewise.
3178 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
3179 calling sh_expand_t_scc.
3181 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3183 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
3184 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
3185 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
3186 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
3187 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
3188 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
3189 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
3190 sh2a_is_function_vector_call): Use bool as return type.
3191 (sh_pass_in_reg_p): Remove.
3192 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
3193 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
3194 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
3195 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
3196 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
3197 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
3198 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
3199 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
3200 sh_loads_bankedreg_p): Use bool as return type.
3201 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
3202 'register' modifier.
3204 2012-04-06 Matt Turner <mattst88@gmail.com>
3206 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3208 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3210 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3211 of the destination isn't also a FP_REGS register.
3213 2012-04-05 Teresa Johnson <tejohnson@google.com>
3214 H.J. Lu <hongjiu.lu@intel.com>
3216 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
3217 * config/i386/i386.md (move immediate to memory peephole2):
3218 Add cases for HImode move when LCP stall avoidance is needed.
3219 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3220 X86_TUNE_LCP_STALL entry.
3222 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
3225 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
3226 CONST_INT operands, zero-extended with AND.
3228 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
3231 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
3232 first argument instead of mode size. Move displacement calculations
3234 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
3235 ... these new functions.
3236 (disp_adjust): Remove max_mov_disp field.
3237 (sh_legitimate_index_p): Use max_mov_insn_displacement and
3238 mov_insn_alignment_mask.
3239 (sh_address_cost): Use max_mov_insn_displacement.
3241 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
3243 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
3244 (arch_enabled): Handle new arch types.
3245 (one_cmpldi2): Add NEON support.
3247 2012-04-05 Richard Guenther <rguenther@suse.de>
3249 * gimple.c (walk_gimple_op): Compute val_only for the LHS
3250 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
3251 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
3252 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
3253 ... here and make static.
3254 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
3257 2012-04-05 Richard Guenther <rguenther@suse.de>
3259 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
3260 basic-block before removing it.
3262 2012-04-05 Richard Guenther <rguenther@suse.de>
3264 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
3265 version namespace as we release the freelist.
3267 2012-04-05 Richard Guenther <rguenther@suse.de>
3269 * tree-nrv.c (tree_nrv): Release VDEFs.
3270 * tree-sra.c (sra_modify_constructor_assign): Likewise.
3271 (sra_modify_assign): Likewise.
3272 * tree-vect-stmts.c (vect_remove_stores): Likewise.
3273 * tree-vect-loop.c (vect_transform_loop): Likewise.
3274 * tree-ssa-dom.c (optimize_stmt): Likewise.
3275 * tree-vect-slp.c (vect_schedule_slp): Likewise.
3276 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
3278 2012-04-05 Richard Guenther <rguenther@suse.de>
3280 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
3282 * gimple.h (gsi_remove): Adjust.
3283 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
3284 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
3285 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3286 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
3287 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
3288 * tree-ssa-pre.c (eliminate): Likewise.
3290 2012-04-04 Mike Stump <mikestump@comcast.net>
3292 * doc/rtl.texi (const_double): Document as sign-extending.
3293 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
3294 * emit-rtl.c (immed_double_int_const): Refine to state the
3296 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
3297 CONST_DOUBLE integers.
3298 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
3299 negative values are converted. Fix conversions bigger than
3300 HOST_BITS_PER_WIDE_INT.
3301 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
3302 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
3303 * explow.c (plus_constant_mode): Add.
3304 (plus_constant): Implement with plus_constant_mode.
3305 * rtl.h (plus_constant_mode): Add.
3307 2012-04-04 Richard Guenther <rguenther@suse.de>
3309 PR tree-optimization/52808
3310 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
3311 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
3313 2012-04-04 Tristan Gingold <gingold@adacore.com>
3315 * expr.c (expand_expr_real_2): Handle larger sizetype in
3318 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3320 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
3321 to m2a-single instead of m2e.
3323 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3325 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3326 Change type of BITOFFSET to signed. Make sure the lower bound of
3327 the computed range is non-negative by adjusting OFFSET and BITPOS.
3328 (expand_assignment): Adjust call to get_bit_range.
3330 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
3332 * h8300/h8300.c (h8300_current_function_monitor_function_p):
3333 New function. Added to check monitor functions.
3334 (h8300_option_override): Modified to generate error/warning
3335 messages for invalid combinations of different command line
3337 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
3338 save EXR on stack for monitor function in case of H8S target
3339 when "-mno-exr" is passed.
3340 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
3342 * doc/invoke.texi: Document H8S options.
3344 2012-04-03 Tristan Gingold <gingold@adacore.com>
3346 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
3347 of gcc_AC_FUNC_MMAP_BLACKLIST.
3348 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
3349 * Makefile.in (aclocal_deps): Add mmap.m4.
3350 * configure: Regenerate.
3351 * aclocal.m4: Regenerate.
3353 2012-04-03 Richard Guenther <rguenther@suse.de>
3355 PR tree-optimization/52808
3356 * tracer.c (tail_duplicate): Return whether we have duplicated
3358 (tracer): If we have duplicated any block, cleanup the CFG.
3359 * cfghooks.c (duplicate_block): If we duplicated a loop
3360 header but not its loop, destroy the loop because it now has
3362 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
3363 the cfg manipulation routines we are not creating a multiple
3366 2012-04-03 Tristan Gingold <gingold@adacore.com>
3368 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
3370 (vms_c_common_override_options): Allow parameterless variadic
3373 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3375 PR tree-optimization/52835
3376 * tree-data-ref.c (build_rdg): Return NULL if
3377 compute_data_dependences_for_loop failed.
3379 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3381 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
3382 for REAL_CST as well.
3383 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
3384 In the bitfield case, if the value is a REAL_CST, convert it first to
3387 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
3389 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
3390 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
3391 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
3393 * config/i386/biarchx32.h: New.
3395 2012-04-02 Anatoly Sokolov <aesok@post.ru>
3397 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
3398 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
3399 (arm_preferred_reload_class): New function.
3401 2012-04-02 Richard Guenther <rguenther@suse.de>
3403 PR tree-optimization/52756
3404 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
3405 (thread_through_loop_header): After threading through the loop latch
3406 remove the split part from the loop and clear further threading
3407 opportunities that would create a multiple entry loop.
3409 2012-04-02 Richard Guenther <rguenther@suse.de>
3411 PR rtl-optimization/52800
3412 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
3413 CLEANUP_CFG_CHANGED.
3415 2012-04-02 Richard Guenther <rguenther@suse.de>
3418 * loop-init.c (gate_handle_loop2): Destroy loops here if
3419 we don't enter RTL loop optimizers.
3421 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
3424 2012-03-29 Richard Guenther <rguenther@suse.de>
3426 * rtl.h (extended_count): Remove.
3427 * combine.c (extended_count): Remove.
3429 2012-04-02 Dodji Seketeli <dodji@redhat.com>
3432 * pt.c (more_specialized_fn): Don't apply decay conversion to
3433 types of function parameters.
3435 2012-04-02 Tristan Gingold <gingold@adacore.com>
3437 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
3438 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
3439 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
3440 (ggc_pch_this_base): Use uintptr_t instead of size_t.
3442 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
3445 * config/i386/i386.c (ix86_option_override_internal): Don't
3446 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
3448 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3450 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3451 (stmt_can_make_abnormal_goto): Use it.
3452 (is_ctrl_altering_stmt): Likewise.
3454 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
3455 Kaz Kojima <kkojima@gcc.gnu.org>
3457 * config/sh/sh.c (push_regs): Skip banked registers when
3458 resbank attribute is specified.
3459 (sh_expand_epilogue): Likewise.
3461 2012-03-30 Richard Henderson <rth@redhat.com>
3464 * combine-stack-adj.c (prev_active_insn_bb): New.
3465 (next_active_insn_bb): New.
3466 (force_move_args_size_note): New.
3467 (combine_stack_adjustments_for_block): Use it.
3469 2012-03-30 Richard Henderson <rth@redhat.com>
3471 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
3472 (ix86_expand_vector_init_duplicate): Initialize it.
3473 (expand_vec_perm_palignr): Likewise.
3474 (ix86_expand_vec_perm_const): Likewise.
3475 (ix86_vectorize_vec_perm_const_ok): Likewise.
3476 (expand_vec_perm_blend): Use it.
3477 (expand_vec_perm_vpermil): Likewise.
3478 (expand_vec_perm_pshufb): Likewise.
3479 (expand_vec_perm_1): Likewise.
3480 (expand_vec_perm_pshuflw_pshufhw): Likewise.
3481 (expand_vec_perm_interleave2): Likewise.
3482 (expand_vec_perm_vpermq_perm_1): Likewise.
3483 (expand_vec_perm_vperm2f128): Likewise.
3484 (expand_vec_perm_interleave3): Likewise.
3485 (expand_vec_perm_vperm2f128_vblend): Likewise.
3486 (expand_vec_perm_vpshufb2_vpermq): Likewise.
3487 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
3488 (expand_vec_perm_broadcast): Likewise.
3489 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
3491 2012-03-30 Richard Henderson <rth@redhat.com>
3493 * dwarf2out.c (gen_variable_die): Initialize off.
3495 2012-03-30 Tristan Gingold <gingold@adacore.com>
3497 * config/vms/vms-f.c: New file.
3498 * config/vms/t-vms (vms-f.o): New rule.
3499 * config.gcc (*-*-*vms*): Define fortran_target_objs.
3501 2012-03-30 Richard Guenther <rguenther@suse.de>
3503 PR tree-optimization/52754
3504 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3505 propagate arbitrary addresses into really plain dereferences.
3507 2012-03-30 Richard Guenther <rguenther@suse.de>
3510 * except.c (emit_to_new_bb_before): Move loop updating ...
3511 (dw2_build_landing_pads): ... here. Use a proper block for
3512 querying the loop father.
3514 2012-03-30 Tristan Gingold <gingold@adacore.com>
3516 * config/ia64/ia64.c (ia64_section_type_flags): Remove
3517 common_object attribute handling.
3518 (SECTION_VMS_OVERLAY): Remove
3519 (ia64_vms_common_object_attribute): Replace abort with an assert.
3520 Do not set DECL_SECTION_NAME.
3521 (ia64_vms_output_aligned_decl_common): Handle common_object
3523 (ia64_vms_elf_asm_named_section): Remove.
3524 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
3526 2012-03-30 Richard Guenther <rguenther@suse.de>
3529 * double-int.c (rshift_double): Remove not needed cast.
3531 2012-03-30 Richard Guenther <rguenther@suse.de>
3533 * tree-affine.h (print_aff): Remove.
3534 * tree-affine.c (print_aff): Make static.
3535 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
3536 (get_references_in_stmt): Likewise.
3537 (print_direction_vector): Likewise.
3538 (print_dir_vectors): Likewise.
3539 (print_dist_vectors): Likewise.
3540 (dump_subscript): Likewise.
3541 (dump_ddrs): Likewise.
3542 (dump_dist_dir_vectors): Likewise.
3543 (dump_data_references): Likewise.
3544 (dump_data_dependence_relation): Likewise.
3545 (dump_data_dependence_direction): Likewise.
3546 (dump_rdg_vertex): Likewise.
3547 (dump_rdg_component): Likewise.
3548 (debug_ddrs): Declare.
3549 (struct data_ref_loc_d): Move ...
3550 * tree-data-ref.c (struct data_ref_loc_d): ... here.
3551 (get_references_in_stmt): Make static.
3552 (dump_data_references): Likewise.
3553 (dump_subscript): Likewise.
3554 (print_direction_vector): Likewise.
3555 (print_dir_vectors): Likewise.
3556 (print_dist_vectors): Likewise.
3557 (dump_data_dependence_relation): Likewise.
3558 (dump_dist_dir_vectors): Likewise.
3559 (dump_ddrs): Likewise.
3560 (dump_rdg_vertex): Likewise.
3561 (dump_rdg_component): Likewise.
3562 (debug_ddrs): New function.
3563 (access_matrix_get_index_for_parameter): Remove.
3565 2012-03-30 Tristan Gingold <gingold@adacore.com>
3567 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
3568 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
3569 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
3570 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
3571 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
3572 (vms_patch_builtins): Handle new flags
3573 * config/vms/vms-crtlmap.map: Completed using nm on
3574 c and math system libraries.
3575 * config/vms/make-crtlmap.awk: Handle any number of flags.
3577 2012-03-30 Martin Jambor <mjambor@suse.cz>
3579 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3580 is a builtin_stack_save in a dominating BB.
3582 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3584 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3585 crossing 128bit lane boundary.
3587 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3589 * ira-color.c (setup_left_conflict_sizes_p): Process all
3590 conflicting objects.
3592 2012-03-29 Jakub Jelinek <jakub@redhat.com>
3594 PR tree-optimization/52760
3595 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
3596 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
3598 2012-03-29 Richard Guenther <rguenther@suse.de>
3600 * cgraph.h (cgraph_materialize_all_clones): Remove.
3601 (reset_inline_failed): Likewise.
3602 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
3603 * cgraphbuild.c (reset_inline_failed): Remove.
3604 * rtl.h (cse_main): Remove.
3605 (extended_count): Likewise.
3606 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
3607 (cse_main): Make static.
3608 * combine.c (extended_count): Remove.
3609 (dump_combine_stats): Mark as DEBUG_FUNCTION.
3610 * basic-block.h (reorder_basic_blocks): Remove.
3611 * bb-reorder.c (reorder_basic_blocks): Make static.
3612 * Makefile.in (dse.o): Remove dse.h dependency.
3614 * dse.c (gate_dse): Remove.
3615 (clear_alias_mode_eq): Likewise.
3616 (clear_alias_mode_hash): Likewise.
3617 (dse_record_singleton_alias_set): Likewise.
3618 (dse_invalidate_singleton_alias_set): Likewise.
3620 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
3622 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
3623 crtbegin_so%O%s for -shared.
3624 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
3626 2012-03-29 Richard Guenther <rguenther@suse.de>
3628 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
3629 (add_to_value): Remove.
3630 (print_value_expressions): Likewise.
3631 * tree-ssa-pre.c (add_to_value): Make static.
3632 (print_value_expressions): Likewise.
3633 * gimple.h (gimple_adjust_this_by_delta): Remove.
3634 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
3636 2012-03-29 Richard Guenther <rguenther@suse.de>
3639 * double-int.h (rshift_double): Remove.
3640 * double-int.c (lshift_double): Use absu_hwi to make count positive.
3641 (rshift_double): Make static, take unsigned count argument,
3642 remove handling of negative count argument.
3643 (double_int_rshift): Dispatch to lshift_double.
3645 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
3647 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
3650 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
3651 (SPEC_X32): Likewise.
3652 (MULTILIB_DEFAULTS): Likewise.
3654 * config/i386/i386.c (isa_opts): Remove -m64.
3655 (ix86_target_string): Properly handle -m32/-m64/-mx32.
3656 (ix86_option_override_internal): Properly
3657 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
3658 handle -m32, -m64 and -mx32.
3660 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
3661 with OPTION_ABI_X32. Moved after TARGET_LP64.
3662 (TARGET_LP64): Changed to OPTION_ABI_64.
3664 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
3665 (mx32): Replace ISA_X32 with ABI_X32.
3667 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
3669 * tree.c (tree_size) <VECTOR_CST>: New case.
3671 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
3673 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
3674 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
3676 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3679 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3680 __builtin_va_start to __builtin_next_arg if the latter is
3681 builtin_decl_explicit_p rather than when it is not.
3684 * tree-vect-generic.c (vector_element): Perform multiplication
3685 for pos in bitsizetype type instead of idx type.
3687 2012-03-28 Richard Guenther <rguenther@suse.de>
3689 * loop-init.c (loop_optimizer_init): If loops are preserved
3690 perform incremental initialization of required loop features.
3691 (loop_optimizer_finalize): If loops are to be preserved only
3692 clean up optional loop features.
3693 (rtl_loop_done): Forcefully free loops here.
3694 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
3695 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
3697 (construct_init_block): Likewise.
3698 (construct_exit_block): Likewise.
3699 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
3700 the CFG after expanding.
3701 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
3702 If we needed to calculate them, free them afterwards.
3703 * tree-pass.h (PROP_loops): New define.
3704 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
3705 * basic-block.h (CLEANUP_CFG_CHANGED): New.
3706 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
3707 (cleanup_cfg): If we did something and have loops around, fix them up.
3708 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
3709 with CLEANUP_CFG_CHANGED.
3710 * cfghooks.c (merge_blocks): If we merge a loop header into
3711 its predecessor, update the loop structure.
3712 (duplicate_block): If we copy a loop latch, adjust loop state
3713 to note we may have multiple latches.
3714 (delete_basic_block): Mark loops for fixup if we remove a loop.
3715 * cfganal.c (forwarder_block_p): Protect loop latches, headers
3717 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
3718 (cfg_layout_can_merge_blocks_p): Likewise.
3719 * cprop.c (bypass_block): If we create a loop with multiple
3720 entries, mark it for removal.
3721 * except.c (emit_to_new_bb_before): Add the new basic-block
3723 * tree-eh.c (lower_resx): Likewise.
3724 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
3725 (expand_omp_taskreg): Likewise.
3726 * tree-inline.c (initialize_cfun): Likewise.
3727 * tree-mudflap.c (add_bb_to_loop): Prototype.
3728 (mf_build_check_statement_for): Properly add new basic-blocks
3730 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
3731 if we remove a loop.
3732 (thread_through_loop_header): Likewise.
3733 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
3734 new basic-blocks to existing loops.
3735 (expand_transaction): Likewise.
3736 * Makefile.in (except.o): Add $(CFGLOOP_H).
3738 (cgraph.o): Likewise.
3739 (cprop.o): Likewise.
3740 (cfgexpand.o): Likewise.
3741 (cfganal.o): Likewise.
3742 (trans-mem.o): Likewise.
3743 (tree-eh.o): Likewise.
3745 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3748 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3749 (avr_builtin_decl): New static function.
3750 (struct avr_builtin_description, avr_bdesc): Move up.
3751 Add GTY marker. Add field fndecl. Remove redundant field id.
3752 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3753 (avr_expand_builtin): Code cleanup because .id is removed.
3755 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3758 * config.gcc (tm_file): Remove avr/multilib.h.
3760 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
3762 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3763 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3764 * config/avr/t-avr: Remove generation of multilib.h.
3765 * config/avr/t-multilib: Regenerate.
3766 * config/avr/multilib.h: Remove.
3767 * config/avr/avr.opt (-msp8): New option.
3768 (avr_sp8): New variable.
3769 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3770 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3771 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3772 (avr_device_to_sp8): New prototype.
3773 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3774 (DRIVER_SELF_SPECS): New define.
3775 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3776 __AVR_SP8__, __AVR_HAVE_SPH__.
3777 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3778 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3779 (avr_file_start): Ditto.
3781 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3784 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3785 instead of 8 in adjust_address.
3787 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3790 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3793 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
3796 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
3797 Rearrange conditional logic. Move displacement address calculations
3799 (sh_find_mov_disp_adjust): ... this new function.
3801 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
3803 * config/arm/arm.opt (mapcs): Remove MaskExists.
3804 * config/cris/linux.opt (mno-gotplt): Likewise.
3805 * config/i386/i386.opt (mhard-float): Likewise.
3807 (mno-sse4): Likewise.
3808 * config/m68k/m68k.opt (mhard-float): Likewise.
3809 * config/mep/mep.op (mcop32): Likewise.
3810 * config/pa/pa-hpux.opt (msio): Likewise.
3811 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
3812 * config/picochip/picochip.opt (mlittle): Likewise.
3813 * config/sh/sh.opt (mrenesas): Likewise.
3814 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
3815 * config/sparc/sparc.opt (mhard-float): Likewise.
3816 * config/v850/v850.opt (mv850es): Likewise.
3817 * config/vax/vax.opt (mg-float): Likewise.
3819 2012-03-27 Martin Jambor <mjambor@suse.cz>
3822 * tree-sra.c (sra_modify_assign): Do not call
3823 load_assign_lhs_subreplacements when working with an unscalarizable
3826 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3829 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3831 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3832 * config/i386/i386.c: Include reload.h.
3833 (ix86_legitimize_reload_address): New function.
3835 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
3837 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
3838 hasn't been allocated. Define a target macro for Mask and
3839 InverseMask if it hasn't been defined. Remove MaskExists handling.
3841 * doc/options.texi: Remove MaskExists.
3843 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3846 * config/sh/sh.c (find_barrier): Add equality check of last_got
3847 to avoid going above orig insn. Update comments.
3849 2012-03-27 Richard Guenther <rguenther@suse.de>
3852 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3855 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3857 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3858 of a unit before computing the offset in units.
3859 * expr.c (get_bit_range): Return the null range if the enclosing record
3860 is part of a larger bit field.
3862 2012-03-27 Tristan Gingold <gingold@adacore.com>
3864 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
3865 * config/ia64/ia64.md: Remove mode in template.
3866 Sign extend operand in expand_simple_binop.
3867 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
3868 CASE_VECTOR_MODE instead of TARGET_ILP32.
3869 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
3871 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
3873 * varasm.c (assemble_external): #if 0 out the new assert from the
3874 previous commit, it breaks the Java and Go front ends.
3876 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
3878 * toplev.c (check_global_declaration_1): Do not call assemble_external.
3879 * expr.c (emit_block_move_libcall_fn): Likewise.
3880 (clear_storage_libcall_fn): Likewise.
3881 (expand_expr_addr_expr_1): Likewise.
3882 (expand_expr_real_1): Likewise.
3883 * calls.c (rtx_for_function_call): Likewise.
3885 * varasm.c (assemble_external): Assert this function is only called
3886 during or after expanding to RTL.
3888 2012-03-26 Martin Jambor <mjambor@suse.cz>
3890 PR tree-optimization/50052
3891 * tree-sra.c (tree_non_aligned_mem_p): Removed.
3892 (tree_non_aligned_mem_for_access_p): Likewise.
3893 (build_accesses_from_assign): Removed strict alignment requirements
3895 (access_precludes_ipa_sra_p): Likewise.
3897 2012-03-26 Richard Guenther <rguenther@suse.de>
3899 PR tree-optimization/52701
3900 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3901 compute and set the evolution part of PHI nodes.
3903 2012-03-26 Richard Guenther <rguenther@suse.de>
3905 PR tree-optimization/52721
3906 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
3908 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
3910 PR tree-optimization/52686
3911 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
3914 2012-03-26 Tristan Gingold <gingold@adacore.com>
3916 * config/alpha/vms.h (LINK_SPEC): Simplify.
3917 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
3918 (NAME__MAIN, SYMBOL__MAIN): Remove.
3919 (VMS_DEBUG_MAIN_POINTER): Remove.
3920 * config/ia64/vms.h: Likewise.
3921 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
3922 code to vms.c. Call vms_start_function.
3923 * config/ia64/ia64.c (ia64_start_function): Likewise.
3924 * config/vms/vms-protos.h (vms_start_function): Declare.
3925 * config/vms/vms.c (vms_start_function): New function.
3926 * config/vms/vms.h (MATH_LIBRARY): Define.
3927 (VMS_DEBUG_MAIN_POINTER): Define.
3929 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
3931 PR rtl-optimization/52629
3932 * reload1.c (count_pseudo): Short-circuit common case.
3933 (count_spilled_pseudo): Return early for pseudos without hard regs.
3934 Assert that the pseudo has got a hard reg before manipulating it.
3936 2012-03-24 Jan Hubicka <jh@suse.cz>
3939 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
3940 (decide_is_variable_needed): Do not handle toplevel reorder here.
3941 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
3942 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
3945 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3947 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
3948 and str_bitsize instead of more convoluted expressions.
3950 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3953 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3955 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3958 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
3960 2012-03-23 Martin Jambor <mjambor@suse.cz>
3962 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
3964 2012-03-23 Richard Guenther <rguenther@suse.de>
3966 PR tree-optimization/52678
3967 * tree-vectorizer.h (struct _stmt_vec_info): Add
3968 loop_phi_evolution_part member.
3969 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3970 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3971 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3972 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3973 Use the cached evolution part and the PHI nodes value from
3974 the loop preheader edge instead of re-analyzing the evolution.
3976 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3978 * config/mips/mips-tables.opt: Update.
3979 * config/mips/mips.md (processor): Add xlp.
3980 * config/mips/mips-cpus.def: Add xlp.
3981 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
3983 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
3984 * doc/invoke.texi: Mention XLP.
3986 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3989 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3990 on any new_local_var_chain vars declared during recursing on
3991 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3993 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
3995 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
3996 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
3997 (ASM_OUTPUT_LOCAL): Ditto.
3998 (ASM_OUTPUT_COMMON): Remove.
3999 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
4000 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
4002 2012-03-22 Jan Hubicka <jh@suse.cz>
4005 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
4007 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
4008 * ipa-inline-transform.c (save_inline_function_body): Remove
4009 copied clone if needed.
4010 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
4012 2012-03-22 Richard Guenther <rguenther@suse.de>
4015 * fold-const.c (fold_ternary_loc): Fix typo.
4017 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4020 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4021 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4022 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4023 (delay_cycles_1, delay_cycles_2): Ditto.
4024 (delay_cycles_3, delay_cycles_4): Ditto.
4025 (nopv, *nopv): Ditto.
4026 (sleep, *sleep): Ditto.
4029 2012-03-22 Richard Guenther <rguenther@suse.de>
4031 PR tree-optimization/52548
4032 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
4033 because of clobbers.
4034 (prune_clobbered_mems): New function.
4035 (compute_antic_aux): Use it to prune ANTIC_OUT.
4036 (compute_partial_antic_aux): Use it to prune PA_IN.
4037 (compute_avail): Only insert expressions into EXP_GEN that are not
4038 invalidated when translated up to the beginning of the block.
4040 2012-03-22 Richard Guenther <rguenther@suse.de>
4042 PR tree-optimization/52638
4043 * tree-vect-stmts.c (vect_init_vector_1): New function, split
4045 (vect_init_vector): ... here. Handle scalar vector inits.
4046 (vect_get_vec_def_for_operand): Adjust.
4047 (vectorizable_load): Likewise.
4049 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
4051 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
4052 (alpha*-*-freebsd*): Ditto.
4053 (alpha*-*-netbsd*): Ditto.
4054 (alpha*-*-openbsd*): Ditto.
4055 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
4056 (DWARF2_DEBUGGING_INFO): Remove.
4057 (PREFERRED_DEBUGGING_TYPE): Remove.
4058 (ASM_FINAL_SPEC): Remove.
4059 (IDENT_ASM_OP): Remove.
4060 (ASM_OUTPUT_IDENT): Remove.
4061 (SKIP_ASM_OP): Remove.
4062 (ASM_OUTPUT_SKIP): Remove.
4063 (ALIGN_ASM_OP): Remove.
4064 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4065 (ASM_OUTPUT_CASE_LABEL): Remove.
4066 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
4067 (COMMON_ASM_OP): Remove.
4068 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
4069 (ASCII_DATA_ASM_OP): Remove.
4070 (READONLY_DATA_SECTION_ASM_OP): Remove.
4071 (INIT_SECTION_ASM_OP): Remove.
4072 (FINI_SECTION_ASM_OP): Remove.
4073 (ASM_SECTION_START_OP): Remove.
4074 (ASM_OUTPUT_SECTION_START_FILE): Remove.
4075 (TARGET_ASM_NAMED_SECTION): Remove.
4076 (TARGET_ASM_SELECT_SECTION): Remove.
4077 (MAKE_DECL_ONE_ONLY): Remove.
4078 (TYPE_ASM_OP): Remove.
4079 (SIZE_ASM_OP): Remove.
4080 (ASM_WEAKEN_LABEL): Remove.
4081 (TYPE_OPERAND_FMT): Remove.
4082 (ASM_DECLARE_RESULT): Remove.
4083 (ASM_DECLARE_OBJECT_NAME): Remove.
4084 (ASM_FINISH_DECLARE_OBJECT): Remove.
4085 (ELF_ASCII_ESCAPES): Remove.
4086 (ELF_STRING_LIMIT): Remove.
4087 (STRING_ASM_OP): Remove.
4088 (ASM_OUTPUT_EXTERNAL): Remove.
4089 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
4090 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
4092 (ASM_DECLARE_FUNCTION_NAME): Ditto.
4093 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
4094 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
4095 (ASM_OUTPUT_SKIP): Ditto.
4096 (READONLY_DATA_SECTION_ASM_OP): Remove.
4097 (USER_LABEL_PREFIX): Remove.
4098 (ASM_OUTPUT_ASCII): Remove.
4099 (ASM_OUTPUT_CASE_LABEL): Remove.
4100 (NO_DOLLAR_IN_LABEL): Undefine.
4102 2012-03-22 Richard Guenther <rguenther@suse.de>
4104 PR tree-optimization/52459
4105 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
4106 PHI insertion for calls.
4108 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
4110 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
4111 find_sets_in_insn, canonicalize_insn): Split out from ...
4112 (cse_insn): ... here.
4113 (invalidate_from_clobbers): Take an insn instead of the pattern.
4115 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
4118 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
4119 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
4120 * config/sh/sh.md (sindf2, cosdf2): Remove.
4122 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
4125 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
4126 prologue for unwinder and profiler.
4128 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4130 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4131 Introduce emul_name to select the right linker emulation for
4132 powerpc64-*-freebsd*.
4133 * configure: Regenerate.
4134 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4135 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4136 * config/rs6000/freebsd64.h: New file.
4137 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4139 (rs6000_savres_strategy): Likewise.
4140 (rs6000_savres_routine_name): Likewise.
4141 (rs6000_elf_file_end): Likewise.
4142 * config/rs6000/t-freebsd64: New file.
4143 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4144 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4146 * config/rs6000/freebsd64.h: Remove duplicated entries from last
4148 * config/rs6000/t-freebsd64: Likewise.
4150 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
4152 PR rtl-optimization/52543
4154 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4155 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4156 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4157 (avr_load_libgcc_p): Restrict to __flash loads.
4158 (avr_out_lpm): Only handle 1-byte loads from __flash.
4159 (avr_load_lpm): New function.
4160 (avr_find_unused_d_reg): Remove.
4161 (avr_out_lpm_no_lpmx): Remove.
4162 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4163 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4164 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4165 (load_<mode>, load_<mode>_clobber): New insns.
4166 (mov<mode>): For multi-byte move from non-generic
4167 16-bit address spaces: Expand to load_<mode> resp.
4168 load_<mode>_clobber.
4169 (load<mode>_libgcc): Remove expander.
4170 (split-lpmx): Remove split.
4172 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
4174 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
4175 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
4176 All callers changed.
4177 (Fixed_core_reg): New feature.
4178 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
4180 * neon-testgen.ml: Handle Fixed_core_reg.
4182 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
4184 * config/arm/arm.c (thumb2_reorg): Add complete support
4185 for 16-bit instructions.
4186 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
4188 2012-03-21 Richard Guenther <rguenther@suse.de>
4190 PR tree-optimizer/52636
4191 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
4192 to the appropriate type.
4194 2012-03-21 Richard Guenther <rguenther@suse.de>
4196 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
4198 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
4199 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
4200 * passes.c (init_optimization_passes): Remove pass_init_function,
4201 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
4202 * tree-pass.h (pass_init_function): Remove.
4203 (pass_jump): Remove.
4204 (pass_initial_value_sets): Remove.
4205 (pass_unshare_all_rtl): Remove.
4206 * integrate.c (pass_initial_value_sets): Remove.
4207 * emit-rtl.c (pass_unshare_all_rtl): Remove.
4208 * tree.h (init_function_for_compilation): Remove.
4209 * function.c (init_function_for_compilation): Remove.
4210 (pass_init_function): Remove.
4211 * cfgcleanup.c (rest_of_handle_jump): Remove.
4212 (pass_jump): Remove.
4214 2012-03-20 Jason Merrill <jason@redhat.com>
4216 * tree-streamer-in.c (streamer_alloc_tree): Call
4217 ggc_alloc_zone_cleared_tree_node instead of
4218 ggc_alloc_zone_cleared_tree_node_stat.
4220 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
4222 * doc/extend.texi (Template Instantiation): Remove anachronisms.
4224 2012-03-20 Jakub Jelinek <jakub@redhat.com>
4227 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
4228 (ix86_expand_vec_perm_const_1): Call it.
4230 * config/i386/i386.c (vselect_insn): New variable.
4231 (init_vselect_insn): New function.
4232 (expand_vselect, expand_vselect_insn): Add testing_p argument.
4233 Call init_vselect_insn if vselect_insn is NULL. Adjust
4234 PATTERN (vselect_insn), instead of creating a new insn each time,
4235 only emit a copy of it if not testing and recog has been successful.
4236 (expand_vec_perm_pshufb, expand_vec_perm_1,
4237 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
4241 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
4242 ("enabled" attribute): Handle avx2 and noavx2 isas.
4243 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
4245 (vec_dup<mode>): Add avx2 =x,x alternative.
4246 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
4247 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
4248 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
4249 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
4251 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
4252 if possible, handle also V8SFmode.
4254 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
4256 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
4257 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
4258 reg_or_zero_operand predicate.
4259 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
4261 2012-03-20 Jakub Jelinek <jakub@redhat.com>
4263 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
4264 If operand isn't UNSPEC, return 0.
4266 2012-03-20 Richard Guenther <rguenther@suse.de>
4268 * tree-pass.h (pass_rtl_eh): Remove.
4269 * except.c (gate_handle_eh): Likewise.
4270 (rest_of_handle_eh): Likewise.
4271 (pass_rtl_eh): Likewise.
4272 (finish_eh_generation): Export.
4273 * except.h (finish_eh_generation): Declare.
4274 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
4275 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
4276 after expanding stack alignment. Instead of compacting blocks
4279 2012-03-20 Richard Guenther <rguenther@suse.de>
4281 * stor-layout.c (finish_bitfield_representative): Fallback
4282 to conservative maximum size if the padding up to the next
4283 field cannot be computed as a constant.
4284 (finish_bitfield_layout): If we cannot compute the distance
4285 between the start of the bitfield representative and the
4286 bitfield member start a new representative.
4287 * expr.c (get_bit_range): The distance between the start of
4288 the bitfield representative and the bitfield member is zero
4289 if the field offsets are not constants.
4291 2012-03-20 Tristan Gingold <gingold@adacore.com>
4293 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
4294 convert in lowercase.
4295 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
4296 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
4297 * stor-layout.c (sizetype_tab): Adjust.
4298 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
4299 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
4300 instead of type_kind_last.
4301 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
4302 instead of size_int_kind.
4303 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
4304 * doc/tm.texi: Regenerate.
4305 * defaults.h (SIZETYPE): Provide a default value.
4306 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
4309 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
4311 * config/sh/sh.md: Use braced string notation where applicable.
4313 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
4315 * config/i386/i386.md (allocate_stack): Simplify.
4317 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
4319 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
4320 copy_to_mode_reg (Pmode, ...).
4321 (expand_builtin_frame_address): Ditto.
4322 * expr.c (emit_block_move_via_libcall): Ditto.
4323 (set_storage_via_libcall): Ditto.
4325 * config/i386/i386.c (ix86_expand_movmem): Ditto.
4326 (ix86_expand_setmem): Ditto.
4327 (ix86_trampoline_init): DItto.
4328 * config/i386/i386.md (cmpstrnsi): Ditto.
4330 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
4332 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
4333 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
4334 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
4335 (SH Options): Likewise.
4337 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
4339 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
4340 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
4341 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
4342 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
4343 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
4346 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4348 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
4349 * config/i386/i386.c (ix86_decompose_address): Use
4350 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
4351 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
4352 thread pointer to a register.
4355 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
4357 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
4358 if Pmode != word_mode.
4359 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
4360 Pmode == SImode for TARGET_X32.
4362 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
4363 (tls_initial_exec_x32): Likewise.
4365 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
4368 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
4369 DISP_ADDR_OFFSET): New macros.
4370 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
4371 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
4372 (sh_legitimize_address): Add QImode displacement handling.
4373 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
4375 (sh_secondary_reload): Add QImode displacement handling.
4376 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
4377 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
4378 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
4379 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
4380 to register operands only.
4381 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
4382 (extendqihi2): Change insn to expander.
4383 (*extendqihi2_compact_reg): New insn.
4384 (movqi_i, movqi): Replace with ...
4385 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
4386 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
4387 Add new peepholes for QImode displacement addressing.
4389 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
4392 * doc/invoke.texi: Document -Wuseless-cast.
4394 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
4396 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
4397 * tree.h (handled_component_p): Reorder cases.
4398 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
4399 not initialize unsignedp.
4400 (loc_list_from_tree): Likewise.
4401 (fortran_common): Likewise.
4402 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
4404 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
4406 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
4407 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
4408 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
4409 (ix86_split_long_move): Ditto.
4410 (legitimize_tls_address): Use ix86_gen_sub3.
4411 (construct_plt_address): Assert that Pmode == DImode.
4413 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
4415 * config/i386/i386.md: Remove empty predicates and/or constraints.
4416 * config/i386/sync.md: Ditto.
4417 * config/i386/sse.md: Ditto.
4418 * config/i386/mmx.md: Ditto.
4419 * config/i386/pentium.md: Ditto.
4420 * config/i386/athlon.md: Ditto.
4422 2012-03-16 Richard Guenther <rguenther@suse.de>
4424 PR tree-optimization/52603
4425 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
4429 2012-03-14 Richard Guenther <rguenther@suse.de>
4431 PR tree-optimization/52571
4432 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
4433 flag_section_anchors check ...
4434 (vect_can_force_dr_alignment_p): ... here.
4436 2012-03-16 Martin Jambor <mjambor@suse.cz>
4438 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
4439 memory through MEM_REFs by calling extract_bit_field.
4441 2012-03-16 Richard Guenther <rguenther@suse.de>
4443 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
4444 and REFERENCE_TYPE interpretations.
4445 (can_native_interpret_type_p): New function.
4446 (fold_ternary_loc): Use native encode/interpret to fold
4447 BIT_FIELD_REFs of constants.
4449 2012-03-16 Richard Guenther <rguenther@suse.de>
4452 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
4453 of vector constants and constructors.
4455 2012-03-16 Richard Guenther <rguenther@suse.de>
4457 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
4458 VIEW_CONVERT_EXPR to convert constants.
4459 (vect_is_simple_use): Treat all constants as vec_constant_def.
4461 2012-03-16 Richard Guenther <rguenther@suse.de>
4462 Kai Tietz <ktietz@redhat.com>
4465 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
4466 side-effects completely in the pre-queue and use a temporary
4469 2012-03-16 Richard Guenther <rguenther@suse.de>
4471 * stor-layout.c (finish_bitfield_representative): Fall back
4472 to the conservative maximum size if we cannot compute the
4473 size of the tail padding.
4475 2012-03-16 Tristan Gingold <gingold@adacore.com>
4477 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
4478 __CRTL_VER and __VMS_VER.
4479 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
4480 and vms_c_get_vms_ver.
4481 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
4483 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
4484 (VMS_DEFAULT_VMS_VER): Define.
4485 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
4486 (VMS_DEFAULT_VMS_VER): Define.
4488 2012-03-16 Richard Guenther <rguenther@suse.de>
4490 * tree-vect-loop.c (get_initial_def_for_induction): Use
4491 build_constructor directly.
4492 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
4493 build_vector_from_val.
4494 * tree.c (build_vector_from_val): Avoid creating a constructor
4495 first when we want a constant vector.
4497 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4499 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4501 2012-03-16 Richard Guenther <rguenther@suse.de>
4503 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
4504 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
4505 (struct tree_vector): Remove elements member, add variable size
4507 (build_vector_stat): Declare.
4508 (build_vector): Define in terms of build_vector_stat.
4509 * tree.c (build_vector): Rename to ...
4510 (build_vector_stat): ... this. Take array of trees as parameter.
4511 (build_vector_from_ctor): Adjust.
4512 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
4513 initializer_zerop): Adjust.
4514 * cfgexpand.c (expand_debug_expr): Likewise.
4515 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
4516 const_vector_from_tree): Likewise.
4517 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
4518 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
4519 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
4520 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
4521 (lto_input_ts_vector_tree_pointers): Adjust.
4522 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
4523 (write_ts_vector_tree_pointers): Adjust.
4524 * varasm.c (const_hash_1, compare_constant, copy_constant,
4525 output_constant): Adjust.
4526 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
4527 * print-tree.c (print_node): Adjust.
4528 * tree-pretty-print.c (dump_generic_node): Adjust.
4529 * tree-vect-generic.c (uniform_vector_p, vector_element,
4530 lower_vec_perm): Adjust.
4531 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
4532 * tree-vect-slp.c (vect_get_constant_vectors,
4533 vect_transform_slp_perm_load): Adjust.
4534 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
4535 * expmed.c (make_tree): Adjust.
4536 * config/i386/i386.c (ix86_expand_builtin): Adjust.
4537 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
4539 (sparc_fold_builtin): Adjust.
4541 2012-03-16 Tristan Gingold <gingold@adacore.com>
4543 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
4544 * config/vms/vms-stdint.h: New file.
4546 2012-03-16 Tristan Gingold <gingold@adacore.com>
4548 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
4549 (ia64-hp-*vms*): Replaced by ...
4550 (*-*-*vms*): ... This new entry.
4552 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4555 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
4556 (ix86_expand_vec_perm_const_1): Use it.
4559 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
4560 (avx2_permv4df): Remove.
4561 (avx2_permv4di): Macroize into...
4562 (avx2_perm<mode>): ... this using VI8F_256 iterator.
4563 (avx2_permv4di_1): Macroize into...
4564 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
4566 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
4568 * combine.c (apply_distributive_law): Do not distribute SUBREG.
4570 2012-03-15 Ira Rosen <irar@il.ibm.com>
4571 Ulrich Weigand <ulrich.weigand@linaro.org>
4573 * tree-vect-patterns.c (widened_name_p): Rename to ...
4574 (type_conversion_p): ... this. Add new argument to determine
4575 if it's a promotion or demotion operation. Check for
4576 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
4577 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
4579 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
4580 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
4582 (vect_recog_mixed_size_cond_pattern): Likewise and allow
4583 non-constant then and else clauses.
4585 2012-03-15 Ira Rosen <irar@il.ibm.com>
4586 Ulrich Weigand <ulrich.weigand@linaro.org>
4588 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
4589 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
4591 * tree-vect-patterns.c (widened_name_p): Pass basic block
4592 info to vect_is_simple_use.
4593 (vect_recog_dot_prod_pattern): Fail for basic blocks.
4594 (vect_recog_widen_sum_pattern): Likewise.
4595 (vect_handle_widen_op_by_const): Support basic blocks.
4596 (vect_operation_fits_smaller_type,
4597 vect_recog_over_widening_pattern): Likewise.
4598 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
4599 Update call to vect_is_simple_use.
4600 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
4602 (check_bool_pattern): Add an argument, update call to
4603 vect_is_simple_use and the recursive calls.
4604 (vect_recog_bool_pattern): Update relevant function calls.
4606 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
4607 (vect_pattern_recog_1): Check for reduction only in loops.
4608 (vect_pattern_recog): Add new argument. Support basic blocks.
4609 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
4610 info to vect_is_simple_use_1.
4611 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
4612 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
4614 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4615 Andrew Pinski <apinski@cavium.com>
4618 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4619 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4620 calls instead of __builtin_ir{int,ound}*.
4622 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4624 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
4627 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4629 * config.gcc (target_type_format_char): New. Document it. Set it for
4631 * configure.ac (gnu_unique_option): Use target_type_format_char
4632 in test. Comment rationale.
4633 * configure: Regenerate .
4635 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4637 PR tree-optimization/52267
4638 * tree-vrp.c (masked_increment): New function.
4639 (register_edge_assert_for_2): Derive ASSERT_EXPRs
4640 from (X & CST1) cmp CST2 tests.
4642 2012-03-15 Richard Guenther <rguenther@suse.de>
4645 * tree-data-ref.c (subscript_dependence_tester_1): Check
4646 all dimensions for non-conflicting access functions.
4648 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4651 * doc/invoke.texi [C++ Language Options]: Document
4652 -ftemplate-backtrace-limit.
4654 2012-03-15 Tristan Gingold <gingold@adacore.com>
4656 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
4659 2012-03-15 Tristan Gingold <gingold@adacore.com>
4661 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
4662 use DW_OP_call_frame_cfa.
4664 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
4667 * config/i386/i386-opts.h (pmode): New.
4669 * config/i386/i386.c (ix86_option_override_internal): Properly
4670 check and set ix86_pmode.
4672 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
4674 * config/i386/i386.opt (maddress-mode=): New.
4676 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
4678 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4680 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
4681 (dwarf2out_do_cfi_asm): Likewise.
4682 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
4684 (add_data_member_location_attribute): Likewise.
4685 (gen_array_type_die): Likewise.
4686 (gen_subprogram_die): Likewise.
4687 (gen_producer_string): Likewise.
4688 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
4689 Remove MIPS_DEBUGGING_INFO handling.
4690 (sdb_debug_hooks): Likewise.
4691 (sdbout_begin_block): Likewise.
4692 (sdbout_end_block): Likewise.
4693 (sdbout_begin_prologue): Likewise.
4694 (sdbout_start_source_file): Likewise.
4695 (sdbout_end_source_file): Likewise.
4696 (sdbout_init): Likewise.
4697 * system.h (MIPS_DEBUGGING_INFO): Poison.
4699 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4701 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
4702 (alpha_file_start) [MS_STAMP]: Remove.
4704 * config/alpha/elf.h (TARGET_GAS): Remove.
4705 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
4706 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
4707 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
4708 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
4709 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
4710 (alpha*-*-freebsd*): Likewise.
4711 (alpha*-*-netbsd*): Likewise.
4712 (alpha*-*-openbsd*): Likewise.
4713 (alpha*-*-*): Remove target_cpu_default2.
4714 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
4716 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
4717 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
4718 * config/alpha/alpha.c (print_operand): Always assume
4719 TARGET_AS_SLASH_BEFORE_SUFFIX.
4720 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
4721 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
4722 ("*builtin_setjmp_receiver_er_1"): Remove.
4723 * config/alpha/alpha.opt (malpha-as): Remove.
4725 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
4727 Remove DEC Unix reference.
4729 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
4730 (EXTENDED_COFF): Remove.
4731 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
4732 (EXTENDED_COFF): Don't undef.
4733 * config/alpha/alpha.c (alpha_file_start): Always assume
4735 Don't set targetm.asm_file_start_file_directive.
4736 [!OBJECT_FORMAT_ELF]: Remove.
4737 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
4739 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
4740 (DBX_DEBUGGING_INFO): Remove.
4741 (MIPS_DEBUGGING_INFO): Remove.
4742 (PREFERRED_DEBUGGING_TYPE): Remove.
4743 (DBX_OUTPUT_SOURCE_LINE): Remove.
4744 (SDB_OUTPUT_SOURCE_LINE): Remove.
4745 (DBX_CONTIN_LENGTH): Remove.
4746 (NO_DBX_FUNCTION_END): Remove.
4747 (ASM_STABS_OP): Remove.
4748 (ASM_STABN_OP): Remove.
4749 (ASM_STABD_OP): Remove.
4750 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
4751 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
4752 (PUT_SDB_DEF): Remove.
4753 (PUT_SDB_PLAIN_DEF): Remove.
4754 (PUT_SDB_TYPE): Remove.
4755 (sdb_label_count): Remove.
4756 (PUT_SDB_BLOCK_START): Remove.
4757 (PUT_SDB_BLOCK_END): Remove.
4758 (PUT_SDB_FUNCTION_START): Remove.
4759 (PUT_SDB_FUNCTION_END): Remove.
4760 (PUT_SDB_EPILOGUE_END): Remove.
4761 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
4762 (MIPS_DEBUGGING_INFO): Don't undef.
4763 (DBX_DEBUGGING_INFO): Don't undef.
4764 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
4765 (MIPS_DEBUGGING_INFO): Don't undef.
4766 (DBX_DEBUGGING_INFO): Don't undef.
4767 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
4768 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
4770 (alpha_start_function): Likewise.
4771 (sdb_label_count): Remove.
4772 (alpha_output_filename): Remove DBX_DEBUG handling.
4773 (alpha_file_start): Likewise.
4775 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4777 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
4778 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
4779 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
4781 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
4782 (ld_tls_support): Remove Solaris 8 references.
4783 (lwp_dir, lwp_spec): Remove support for alternate thread library.
4784 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
4785 * configure: Regenerate.
4786 * config.in: Regenerate.
4788 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
4789 * config/i386/sol2.h: Remove Solaris 8 references.
4791 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
4792 (i?86-*-solaris2.9): ... this.
4793 Remove Solaris 8 references.
4794 (Specific, *-*-solaris2*): Document Solaris 8 removal.
4795 Remove Solaris 8 references.
4797 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4799 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
4800 (mips-sgi-irix6.5*): Remove.
4801 * config.host (mips-sgi-irix*): Remove.
4802 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
4803 (set_have_as_tls): Remove *-*-irix6*.
4804 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
4805 * configure: Regenerate.
4807 * config/mips/iris6.h: Remove.
4808 * config/mips/iris6.opt: Remove.
4809 * config/mips/t-irix6: Remove.
4811 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
4812 (TARGET_IRIX6): Remove.
4813 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
4814 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
4815 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
4817 (mips_file_start): Likewise.
4818 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
4820 * config/mips/driver-native.c [__sgi__]: Remove.
4821 (host_detect_local_cpu) [__sgi__]: Remove.
4823 * config/mips/gnu-user.h: Remove iris5.h reference.
4825 * config/mips/mips-modes.def: Remove IRIX 6 reference.
4826 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
4827 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
4830 * gcc.c (main): Move asm_debug initialization ...
4831 (asm_debug): ... here.
4833 * ginclude/stddef.h (__STDDEF_H__): Don't define.
4835 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
4836 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
4837 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
4838 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
4839 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
4840 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4842 * doc/tm.texi: Regenerate.
4844 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
4846 (MIPS Options, -march): Remove IRIX reference.
4847 * doc/install.texi (Binaries, SGI IRIX): Remove.
4848 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
4850 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
4852 2012-03-14 Martin Jambor <mjambor@suse.cz>
4854 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
4855 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
4856 (expand_expr_real_1): Do not handle misalignment if modifier is
4859 2012-03-14 Richard Guenther <rguenther@suse.de>
4862 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4863 element type instead of mode, use build_vector_type_for_mode
4864 instead of the langhook, build a vector of proper signedness.
4865 (expand_vector_operations_1): Adjust.
4867 2012-03-14 Richard Guenther <rguenther@suse.de>
4870 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
4871 a cgraph node for a FUNCTION_DECL that comes from a constructor.
4872 (gimple_get_virt_method_for_binfo): Likewise.
4874 2012-03-14 Richard Guenther <rguenther@suse.de>
4876 PR tree-optimization/52571
4877 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
4878 flag_section_anchors check ...
4879 (vect_can_force_dr_alignment_p): ... here. Do not re-align
4880 DECL_COMMON variables.
4882 2012-03-14 Richard Guenther <rguenther@suse.de>
4884 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
4885 * stor-layout.c (start_bitfield_representative): New function.
4886 (finish_bitfield_representative): Likewise.
4887 (finish_bitfield_layout): Likewise.
4888 (finish_record_layout): Call finish_bitfield_layout.
4889 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
4890 for QUAL_UNION_TYPE fields.
4891 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4892 Stream DECL_BIT_FIELD_REPRESENTATIVE.
4893 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4898 * expr.c (get_bit_range): Unconditionally extract bitrange
4899 from DECL_BIT_FIELD_REPRESENTATIVE.
4900 (expand_assignment): Adjust call to get_bit_range.
4902 2012-03-14 Richard Guenther <rguenther@suse.de>
4905 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
4906 the outermost conversion is a sign-change only.
4907 (fold_binary_loc): Disregard widening and sign-changing
4908 conversions when we determine if two variables are equal
4910 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
4911 (T1)x if the outermost conversion is a sign-change only.
4913 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
4916 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
4918 * config/i386/predicates.md (constant_call_address_operand): Declare
4919 as special predicate. Update all uses.
4921 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4924 * c-parser.c (c_parser_postfix_expression)
4925 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4927 * config/i386/smmintrin.h: Avoid /* within a comment.
4928 * config/i386/nmmintrin.h: Likewise.
4930 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4932 * config/i386/i386.md (xbegin): Remove constraint from expander.
4934 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4936 * config/i386/predicates.md (constant_call_address_operand): Declare
4937 as special predicate. Update all uses.
4938 * config/i386/i386.md: Remove mode from constant_call_address_operand
4940 * config/i386/i386.c (ix86_output_call_insn): Call
4941 constant_call_address_operand with VOIDmode.
4943 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4945 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
4946 AND zero extended address correctly.
4948 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4950 * config/i386/predicates.md (tls_symbolic_operand): Declare as
4952 (tls_modbase_operand): Ditto.
4953 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
4954 tls_modbase_operand predicates.
4956 2012-03-13 Martin Jambor <mjambor@suse.cz>
4958 * expr.c (expand_assignment): Handle misaligned scalar writes to
4959 memory through top-level MEM_REFs by calling store_bit_field.
4961 2012-03-13 Richard Guenther <rguenther@suse.de>
4964 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
4965 if Y is a constant multiple of 1 << CST.
4967 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
4970 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4971 offset (size) to a value the insns can deal with.
4972 (expand_epilogue): Ditto.
4974 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4976 * config/arm/neon.ml (ops): Fixup expected instructions for
4977 unsigned vector compares.
4979 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4981 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
4982 addresses only when %reg is not in word mode.
4984 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4986 * config/microblaze/microblaze.md: Fix typo.
4987 * tree-if-conv.c: Likewise.
4988 * tree-vect-patterns.c: Likewise.
4990 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4992 * config.gcc (extra_passes): Remove.
4993 * configure.ac (extra_passes): Don't substitute.
4994 * configure: Regenerate.
4995 * Makefile.in (EXTRA_PASSES): Remove.
4996 (GCC_PASSES): Remove $(EXTRA_PASSES).
4997 (MOSTLYCLEANFILES): Likewise.
4999 (install-common): Likewise.
5001 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5003 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5004 * config/i386/i386.c (ix86_decompose_address): Use
5005 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5006 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5007 thread pointer to a register.
5009 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5011 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
5012 on tls_symbolic_operand.
5013 (tls_global_dynamic_64_<mode>): Likewise.
5015 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5018 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
5019 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
5021 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5024 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
5025 type from reg_class_t to enum reg_class.
5026 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
5028 2012-03-12 Andrew Pinski <apinski@cavium.com>
5030 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
5031 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
5032 (value_replacement): Likewise.
5033 (empty_block_p): Check also if the PHIs for the block are empty.
5035 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
5038 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
5039 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
5040 r184615 from 2012-02-28.
5042 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5044 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
5045 (ix86_gen_tls_local_dynamic_base_64): Likewise.
5046 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
5047 and ix86_gen_tls_local_dynamic_base_64.
5048 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
5049 ix86_gen_tls_local_dynamic_base_64.
5051 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
5052 (*tls_global_dynamic_64_<mode>): This.
5053 (tls_global_dynamic_64): Renamed to ...
5054 (tls_global_dynamic_64_<mode>): This.
5055 (*tls_local_dynamic_base_64): Renamed to ...
5056 (*tls_local_dynamic_base_64_<mode>): This.
5057 (tls_local_dynamic_base_64): Renamed to ...
5058 (tls_local_dynamic_base_64_<mode>): This.
5060 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5062 * config/i386/i386.c (ix86_option_override_internal): Properly
5063 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
5064 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
5065 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
5066 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
5068 * config/i386/sse.md (sse3_monitor64): Renamed to ...
5069 (sse3_monitor64_<mode>): This.
5071 2012-03-12 Tristan Gingold <gingold@adacore.com>
5073 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
5074 (ia64_function_arg_advance): Ditto.
5076 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5078 * config.gcc (mips*-*-openbsd*): Remove.
5079 * config/mips/openbsd.h: Remove.
5080 * config/mips/sdb.h: Remove.
5082 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
5083 * config/mips/mips.c (sdb_label_count): Remove.
5084 (mips_debugger_offset): Remove #if 0 code.
5085 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
5086 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
5088 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5090 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5092 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5093 Update binutils references.
5094 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5095 Update binutils reference.
5096 Update Sun as/GNU ld caveat.
5097 Document binutils largefile requirement for LTO plugin.
5098 Remove reference to alternate libpthread.
5100 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5102 * config.gcc (alpha*-dec-osf5.1*): Remove.
5103 * config.host (alpha*-dec-osf*): Remove.
5104 * configure.ac (*-*-osf*): Remove.
5105 (alpha*-dec-osf*): Remove.
5106 * configure: Regenerate.
5108 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
5109 config/alpha/va_list.h, config/alpha/x-osf: Remove.
5111 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
5112 * config/alpha/alpha.c (struct machine_function): Update comment.
5113 (alpha_start_function): Remove Tru64 UNIX as handling for
5115 * config/alpha/alpha.md ("exception_receiver"): Remove
5116 TARGET_LD_BUGGY_LDGP.
5117 ("*exception_receiver_2"): Likewise.
5118 * except.c (finish_eh_generation): Remove Tru64 reference.
5119 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
5120 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
5121 * target.def (handle_pragma_extern_prefix): Remove.
5123 * Makefile.in (mips-tfile.o-warn): Remove.
5124 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
5125 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
5126 * mips-tdump.c, mips-tfile.c: Remove.
5128 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
5130 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
5131 (Specific, alpha*-dec-osf5.1): Note removal.
5132 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
5134 * doc/tm.texi: Regenerate.
5135 * doc/trouble.texi (Cross-Compiler Problems): Remove.
5137 2012-03-12 Richard Guenther <rguenther@suse.de>
5139 * config/arm/arm.c (neon_dereference_pointer): Do not call
5140 covert during RTL expansion.
5142 2012-03-12 Tristan Gingold <gingold@adacore.com>
5144 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
5145 Options. Mention -mpointer-size.
5147 2012-03-12 Richard Guenther <rguenther@suse.de>
5149 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
5150 build_nonstandard_integer_type.
5152 2012-03-12 Richard Guenther <rguenther@suse.de>
5154 * tree.c (signed_or_unsigned_type_for): Use
5155 build_nonstandard_integer_type.
5156 (signed_type_for): Adjust documentation.
5157 (unsigned_type_for): Likewise.
5158 * tree-pretty-print.c (dump_generic_node): Use standard names
5159 for non-standard integer types if available.
5161 2012-03-12 Tristan Gingold <gingold@adacore.com>
5163 * config/vms/vms.opt: Add vms-opts.h header.
5164 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
5166 (-mvms-return-codes): Document.
5167 (-mpointer-size): New option.
5168 (vms_pointer_size): Add enumeration.
5169 * config/vms/vms-opts.h: New file.
5170 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5171 __INITIAL_POINTER_SIZE.
5172 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
5173 (C_COMMON_OVERRIDE_OPTIONS): Define.
5174 (DWARF2_ADDR_SIZE): Define.
5175 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
5176 * config/vms/vms-protos.h (vms_c_common_override_options):
5178 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
5179 if -mno-pointer-size.
5180 (vms_c_common_override_options): New function.
5181 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
5182 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
5183 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
5184 and flag_vms_pointer_size.
5185 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
5186 * config.gcc (*-*-*vms*): Define xm_file.
5187 (alpha*-dec-*vms*): Do not define xm_file.
5188 (alpha64-dec-*vms*): Remove.
5189 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
5192 2012-03-12 Jakub Jelinek <jakub@redhat.com>
5194 PR tree-optimization/51721
5195 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
5196 if (int) unsvar cmp CST.
5198 2012-03-12 Richard Guenther <rguenther@suse.de>
5200 * tree-sra.c (create_access_replacement): Only rename the replacement
5201 if we can rewrite it into SSA form. Properly mark register typed
5202 replacements that we cannot rewrite with TREE_ADDRESSABLE.
5203 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
5204 for aggregate or BLKmode results.
5206 2012-03-12 Jakub Jelinek <jakub@redhat.com>
5208 PR tree-optimization/52533
5209 * tree-vrp.c (register_edge_assert_for_2): Use double_int
5210 type for mask, only handle shifts by non-zero in-range
5211 shift count, for LE_EXPR and GT_EXPR if new_val is
5212 maximum, don't add the assertion.
5214 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
5216 * doc/invoke.texi: Document -mrtm option.
5217 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
5218 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
5219 (ix86_handle_option): Handle OPT_mrtm.
5220 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
5222 (x86_64-*-*): Ditto.
5223 * i386-builtin-types.def (INT_FTYPE_VOID): New.
5224 * config/i386/i386-c.c (ix86_target_macros_internal): Define
5226 (ix86_target_string): Define -mrtm option.
5228 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
5230 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
5231 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
5233 (bdesc_special_args): Ditto.
5234 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
5235 (ix86_expand_special_args_builtin): Handle new built-in type.
5236 (ix86_expand_builtin): Handle XABORT instruction.
5237 * config/i386/i386.h (TARGET_RTM): New.
5238 * config/i386/i386.md (UNSPECV_XBEGIN): New.
5239 (UNSPECV_XEND): Ditto.
5240 (UNSPECV_XABORT): Ditto.
5241 (UNSPECV_XTEST): Ditto.
5248 * config/i386/i386.opt (mrtm): New.
5249 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
5250 * config/i386/rtmintrin.h: New header.
5251 * config/i386/xtestintrin.h: Ditto.
5253 2012-03-12 Tristan Gingold <gingold@adacore.com>
5255 * ginclude/stddef.h: Adjust previous patch.
5256 Use __VMS__ instead of VMS.
5258 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
5260 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
5261 Also convert sequences with CC setting arithmetic instruction.
5263 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
5265 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
5266 from C Language Options to Preprocessor Options.
5267 (C Dialect Options): Move -no-integrated-cpp documentation
5269 (Preprocessor Options): ...to here. Rewrite the description
5270 so it makes more sense, and remove discussion of merging front ends.
5272 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5274 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
5276 (ix86_expand_setmem): Likewise.
5278 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
5280 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
5283 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5285 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
5286 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
5288 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5290 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
5292 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5294 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
5297 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5298 Uros Bizjak <ubizjak@gmail.com>
5300 * config/i386/predicates.md (call_insn_operand): Allow
5301 constant_call_address_operand in Pmode only.
5302 (sibcall_insn_operand): Ditto.
5303 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
5304 (*call_vzeroupper): Ditto.
5306 (*sibcall_vzeroupper): Ditto.
5307 (*call_value): Ditto.
5308 (*call_value_vzeroupper): Ditto.
5309 (*sibcall_value): Ditto.
5310 (*sibcall_value_vzeroupper): Ditto.
5311 (*indirect_jump): Ditto.
5312 (*tablejump_1): Ditto.
5313 (indirect_jump): Convert memory address to word mode for TARGET_X32.
5315 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
5318 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
5321 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
5322 Use movrt_negc instead of negc pattern for non-SH2A.
5324 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
5326 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
5328 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
5329 if Pmode != word_mode.
5330 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
5331 Pmode == SImode for TARGET_X32.
5333 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
5334 (tls_initial_exec_x32): Likewise.
5336 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
5338 PR rtl-optimization/52528
5339 * combine.c (can_combine_p): Add setting of subst_low_luid
5340 before call to expand_field_assignment().
5342 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
5344 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
5345 and related program names.
5347 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
5349 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
5351 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
5354 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
5355 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
5357 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
5358 (*movdi_internal_rex64): Use %E operand modifier for lea.
5359 (*movsi_internal): Ditto.
5361 (*lea<mode>_2): Ditto.
5362 (*lea_{3,4,5,6}_zext): Ditto.
5363 (*tls_global_dynamic_32_gnu): Ditto.
5364 (*tls_global_dynamic_64): Ditto.
5365 (*tls_dynamic_gnu2_lea_32): Ditto.
5366 (*tls_dynamic_gnu2_lea_64): Ditto.
5367 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
5369 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5371 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
5372 redefine to be NULL if the current bit-size is different from the
5373 configured bit-size.
5375 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
5376 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
5377 set the default tuning. Add asserts to make sure the cpu and tune
5378 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
5379 test whether the index is set, instead of > 0.
5380 (rs6000_file_start): Do not reset the default cpu if the current
5381 bit-size is different from the configured bit-size.
5383 2012-03-09 Tristan Gingold <gingold@adacore.com>
5385 * config/vms/vms-crtlmap.map: Add comments.
5386 Add entries needed to build Ada RTS.
5388 2012-03-09 Tristan Gingold <gingold@adacore.com>
5390 * ginclude/stddef.h: Do not define __size_t on VMS.
5392 2012-03-09 Tristan Gingold <gingold@adacore.com>
5394 * c-tree.h (c_default_pointer_mode): New variable.
5395 * c-decl.c (c_default_pointer_mode): New variable.
5396 (c_build_pointer_type): New function.
5397 (grokdeclarator): Call c_build_pointer_type instead
5398 of build_pointer_type.
5400 * config/vms/vms-c.c: Include c-tree.h
5401 (saved_pointer_mode): New variable.
5402 (handle_pragma_pointer_size): New function.
5403 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
5404 (vms_c_register_pragma): Register __pointer_size and
5405 __required_pointer_size pragmas.
5407 2012-03-09 Tristan Gingold <gingold@adacore.com>
5409 * config/vms/vms-c.c (vms_construct_include_filename): New function.
5410 (vms_c_register_includes): Reference it.
5412 2012-03-09 Andrew Pinski <apinski@cavium.com>
5415 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
5417 (tree_ssa_phiopt_worker): Go through all the PHIs for
5418 value_replacement instead of just the singleton one.
5419 (value_replacement): Change return type to int. Return 0 instead of
5421 Allow the middle basic block to contain more than just the defining
5423 Handle non empty middle basic blocks.
5424 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
5426 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
5428 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
5429 array reference and component reference.
5430 (analyze_scalar_evolution_for_address_of): New.
5432 2012-03-08 Jie Zhang <jzhang918@gmail.com>
5435 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
5436 (hwloop_pattern_reg): Fix set but not used warning.
5437 (bfin_reorg_loops): Remove unused parameter.
5438 (bfin_reorg): Update use of bfin_reorg_loops.
5440 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
5442 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
5443 with integer parameters in registers.
5444 (gen_push): Push register in word_mode instead of Pmode.
5445 (ix86_emit_save_regs): Likewise.
5446 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
5447 (gen_pop): Pop register in word_mode instead of Pmode.
5448 (ix86_emit_restore_regs_using_pop): Likewise.
5449 (ix86_expand_prologue): Replace Pmode with word_mode for push
5450 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
5451 restore RAX and R10 in word_mode.
5452 (ix86_emit_restore_regs_using_mov): Restore integer registers
5454 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
5456 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
5457 (ix86_split_long_move): Likewise.
5459 * config/i386/i386.md (W): New.
5460 (*push<mode>2_prologue): Replace :P with :W.
5461 (*pop<mode>1): Likewise.
5462 (*pop<mode>1_epilogue): Likewise.
5463 (push/pop peephole2): Use word_mode scratch registers.
5465 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
5467 * config/i386/predicates.md (indirect_branch_operand): Simplify.
5469 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
5471 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
5472 for constants in [-63,63].
5474 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
5478 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5480 * config/i386/i386.c (ix86_print_operand_address): Only handle
5481 zero-extended DImode addresses.
5483 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5485 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5486 * configure: Regenerate.
5488 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
5491 * config/avr/avr.c (avr_mem_clobber): New static function.
5492 (avr_expand_delay_cycles): Add memory clobber operand to
5493 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
5494 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
5495 (enable_interrupt, disable_interrupt): New expander.
5496 (nopv, sleep, wdr): New expanders.
5497 (delay_cycles_1): Add memory clobber.
5498 (delay_cycles_2): Add memory clobber.
5499 (delay_cycles_3): Add memory clobber.
5500 (delay_cycles_4): Add memory clobber.
5501 (cli_sei): New insn from former "enable_interrupt",
5502 "disable_interrupt" with memory clobber.
5503 (*wdt): New insn from former "wdt" with memory clobber.
5504 (*nopv): Similar, but for "nopv".
5505 (*sleep): Similar, but for "sleep".
5507 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
5508 Kaz Kojima <kkojima@gcc.gnu.org>
5511 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
5512 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
5513 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5515 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
5517 * config/i386/predicates.md (x86_64_zext_general_operand): New.
5518 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
5519 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
5521 2012-03-07 Walter Lee <walt@tilera.com>
5523 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
5524 REG_CFA_* notes for the stack pointer.
5525 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
5526 EH_RETURN_STACKADJ_RTX.
5527 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
5528 generate REG_CFA_* notes for the stack pointer.
5529 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
5530 by EH_RETURN_STACKADJ_RTX.
5532 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5534 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
5535 when __AVR_3_BYTE_PC__ is defined.
5537 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
5539 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
5540 (ix86_print_operand): Handle '^'.
5541 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
5542 using P mode iterator. Add %^ to asm template to conditionally emit
5544 (*rep_movdi_rex64): Ditto.
5545 (*strsetdi_rex_1): Ditto.
5546 (*rep_stosdi_rex64): Ditto.
5547 (*strmov{si,hi,qi}_1): Add %^ to asm template to
5548 conditionally emit addr32 prefix.
5549 (*rep_mov{si,qi}): Ditto.
5550 (*strset{si,hi,qi}): Ditto.
5551 (*rep_stos{si,qi}): Ditto.
5552 (*cmpstrnqi_nz_1): Ditto.
5553 (*cmpstrnqi_1): Ditto.
5554 (*strlenqi_1): Ditto.
5556 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
5558 * config/i386/i386.c (function_value_64): Return pointers in
5559 word_mode instead of Pmode.
5560 (ix86_promote_function_mode): Likewise.
5562 2012-03-07 Richard Guenther <rguenther@suse.de>
5564 * coverage.c (get_gcov_type): Use type_for_mode.
5565 (get_gcov_unsigned_t): Likewise.
5566 * expr.c (store_constructor): Use type_for_mode.
5567 (try_casesi): Likewise.
5568 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
5569 (add_standard_iv_candidates): Use standard type trees.
5570 * dojump.c (do_jump): Remove dead code.
5572 2012-03-07 Richard Guenther <rguenther@suse.de>
5574 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
5576 2012-03-07 Richard Guenther <rguenther@suse.de>
5578 * convert.c (strip_float_extensions): Move ...
5579 * tree.c (strip_float_extensions): ... here.
5581 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5584 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
5586 2012-03-07 Richard Guenther <rguenther@suse.de>
5588 * omp-low.c (extract_omp_for_data): Use signed_type_for.
5589 (expand_omp_for_generic): Likewise.
5590 (expand_omp_for_static_nochunk): Likewise.
5591 (expand_omp_for_static_chunk): Likewise.
5592 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
5593 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
5594 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
5595 Use unsigned_type_for.
5596 (vect_create_cond_for_align_checks): Use signed_type_for.
5598 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
5600 PR rtl-optimization/52203
5601 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
5602 all callers to pass NULL except ...
5603 (reset_sched_cycles_in_current_ebb): ... here, save the value
5604 in new variable 'empty'. Increase issue_rate only for
5607 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5610 * Makefile.in: Let install-gcc-ar depend on installdirs,
5611 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5612 Don't double canonicalize if cross-compiling.
5614 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5617 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
5618 to: RAMPZ, RAMPY, RAMPX, RAMPD.
5619 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
5621 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5624 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
5626 * config/avr/avr.md (xload_8): Adjust insn length.
5628 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5631 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
5632 if RAMPZ affects reading from RAM.
5634 2012-03-07 Richard Guenther <rguenther@suse.de>
5638 * doc/invoke.texi (Precompiled Headers): Remove sentence that
5639 suggests you can include PCHs from inside another header.
5641 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
5644 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
5646 2012-03-07 Kai Tietz <ktietz@redhat.com>
5648 * doc/invoke.texi (fwritable-relocated-rdata): Document
5649 new Cygwin/MinGW target option.
5650 * config/i386/winnt.c (i386_pe_unique_section): Ignore
5651 reloc if flag -fwritable-relocated-rdata is not set.
5652 (i386_pe_section_type_flags): Likewise.
5653 * config/i386/cygming.opt (fwritable-relocated-rdata):
5654 Add new flag variable flag_writable_rel_rdata.
5656 2012-03-07 Richard Guenther <rguenther@suse.de>
5658 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
5659 precision against gimple constraints.
5661 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
5664 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
5666 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
5667 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
5669 (init_emit_regs): Move associated initialization to...
5670 (init_emit_once): ...here.
5672 2012-03-06 Richard Henderson <rth@redhat.com>
5674 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5675 * config/m68k/sync.md (atomic_test_and_set): Use it.
5676 (atomic_test_and_set_1): Likewise.
5678 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5681 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
5682 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
5683 (vector_ltgt<mode>): Likewise.
5684 (vector_ordered<mode>): Likewise.
5685 (vector_unordered<mode>): Likewise.
5686 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5688 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5690 * trans-mem.c: New typedef for tm_region_p.
5691 Define vector types for tm_region_p.
5692 (tm_region_init): Replace region_worklist to a vector called
5695 2012-03-06 Richard Guenther <rguenther@suse.de>
5697 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
5698 MEM_REF with constant pointer operand.
5700 2012-03-06 Richard Guenther <rguenther@suse.de>
5703 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
5705 2012-03-06 Tristan Gingold <gingold@adacore.com>
5707 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
5708 (external_model_kind): Improve documentation.
5709 (vms_pragma_extern_model): Handle relaxed_redef.
5710 (vms_c_register_pragma): Allow expansion for nomember_alignment.
5712 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
5714 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
5715 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
5716 Some more notes on EIND usage and reorder EIND subsection.
5718 2012-03-06 Tristan Gingold <gingold@adacore.com>
5720 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
5721 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
5723 2012-03-06 Tristan Gingold <gingold@adacore.com>
5725 * config/vms/t-vmsnative (version): Define.
5726 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
5728 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
5730 PR rtl-optimization/52250
5731 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
5732 to put note list into. Unconditionally call move_bb_info.
5733 (move_bb_info): Do not assert the blocks being in the same region,
5734 just drop the note list if they are not.
5736 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
5739 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
5740 and use unified expansion logic.
5741 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
5742 closer to the existing movt insn.
5743 (negc): Rename insn to *negc. Add new expander.
5744 (movnegt): Use xor pattern for T bit negation. Reserve helper
5745 constant for negc pattern.
5746 (*movnegt): New insn and splitter.
5748 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
5750 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
5753 2012-03-05 Richard Henderson <rth@redhat.com>
5755 * genemit.c (main): Include "target.h" in insn-emit.c.
5756 * Makefile.in (insn-emit.o): Depend on TARGET_H.
5757 * config/sh/sync.md (atomic_test_and_set): Reference
5758 targetm.atomic_test_and_set_trueval instead of
5759 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
5761 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
5763 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
5766 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
5768 * langhooks.c (add_builtin_type): New function.
5769 * langhooks.h (add_builtin_type): Export it.
5770 * config/mep/mep.c (mep_init_builtins): Use it.
5771 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
5773 2012-03-05 Jakub Jelinek <jakub@redhat.com>
5776 * tree.h (BLOCK_SAME_RANGE): Define.
5777 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
5778 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
5779 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
5780 isn't equal to supercontext fragment's fragment chain.
5781 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
5783 (blocks_nreverse_all): Likewise.
5784 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
5785 BLOCK_SUPERCONTEXT to supercontext fragment instead of
5786 supercontext fragment's fragment origin.
5787 * dwarf2out.c (add_high_low_attributes): If stmt has the same
5788 range as its parent (or parents thereof etc.), use the parent's
5789 DW_AT_ranges value instead of creating a new .debug_ranges range.
5791 2012-03-05 Richard Henderson <rth@redhat.com>
5794 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5795 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5796 BIGGEST_ALIGNMENT is aligned.
5798 2012-03-05 Richard Henderson <rth@redhat.com>
5800 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
5801 * config/sh/sh.c: ... here.
5803 2012-03-05 Richard Henderson <rth@redhat.com>
5806 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5807 instead of calling negqi2 directly.
5809 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
5812 * trans-mem.c (tm_region_init): Use last_basic_block.
5814 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5816 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5817 * config/sh/sync.md (atomic_test_and_set): New expander.
5818 (tasb, atomic_test_and_set_soft): New insns.
5819 * config/sh/sh.opt (menable-tas): New option.
5820 * doc/invoke.texi (SH Options): Document it.
5822 2012-03-05 Richard Guenther <rguenther@suse.de>
5824 * cfgloop.c (verify_loop_structure): Verify dominators before
5826 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
5827 dominators from here.
5828 * graphite-scop-detection.c (create_sese_edges): Likewise.
5829 * loop-doloop.c (doloop_optimize_loops): Likewise.
5830 * loop-init.c (loop_optimizer_init): Likewise.
5831 * loop-unroll.c (unroll_and_peel_loops): Likewise.
5832 * loop-unswitch.c (unswitch_loops): Likewise.
5833 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
5834 * tree-parloops.c (parallelize_loops): Likewise. Verify
5835 only when checking is enabled.
5836 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
5838 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
5840 * genautomata.c (parse_automata_opt): New static function.
5841 (initiate_automaton_gen): Remove all option handling code. Remove
5842 argc argument. All callers changed.
5843 (main): Call init_rtx_reader_args_cb with the new function as argument.
5845 2012-03-05 Richard Guenther <rguenther@suse.de>
5847 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
5848 * tree-if-conv.c (combine_blocks): Free post-dominator info
5850 * tree-parloops.c (create_parallel_loop): Free and re-compute
5851 dominator info after breaking it.
5853 2012-03-05 Richard Guenther <rguenther@suse.de>
5856 * optabs.h (trapv_unoptab_p): New function.
5857 (trapv_binoptab_p): Likewise.
5858 * optabs.c (expand_binop): Use emit_libcall_block_1 with
5859 a proper equiv_may_trap argument.
5860 (expand_unop): Likewise.
5861 (emit_libcall_block_1): Take extra argument whether the
5862 instruction may trap. Renamed from ...
5863 (emit_libcall_block): ... this. New wrapper.
5865 2012-03-05 Jakub Jelinek <jakub@redhat.com>
5867 PR tree-optimization/51721
5868 * tree-vrp.c (register_edge_assert_for_2): If comparing
5869 lhs of right shift by constant with an integer constant,
5870 add ASSERT_EXPRs for the rhs1 of the right shift.
5872 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
5874 2012-03-05 Richard Guenther <rguenther@suse.de>
5876 * tree.c (integer_zerop): Handle VECTOR_CSTs.
5877 (integer_onep): Likewise.
5878 (integer_all_onesp): Likewise.
5880 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
5882 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
5884 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5886 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
5887 instead of TARGET_64BIT.
5889 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5891 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
5894 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5896 * config/i386/i386.c (ix86_print_operand_address): Only handle
5897 zero-extended DImode addresses.
5899 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
5901 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
5902 taken and cputaken as bool.
5904 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
5906 * config/i386/constraints.md (Ya): New internal constraint.
5907 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
5908 (*zero_extendsidi2_rex64): Add x,x alternative.
5909 (*zero_extendsidi2): Ditto. Add o,0 alternative.
5910 Remove flags reg clobber. Adjust corresponding splits.
5911 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
5912 zero_extendqisi2 expanders using SWI12 mode iterator.
5913 (zero_extend<mode>si2_and): Macroize insn from
5914 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
5916 (*zero_extend<mode>si2): Macroize insn from
5917 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
5918 (*zero_extend*2_movzbl_and): Remove insn patterns.
5919 (zero_extendqihi2_and): Merge corresponding splitter.
5920 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
5921 (*zero_extend*2_movzbl_and): Remove insn patterns.
5922 (*anddi_1): Split TYPE_IMOVX instructions.
5923 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
5925 (and->zext splitter): Add splitter pattern.
5926 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
5928 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
5930 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
5932 (Debugging Options): Likewise.
5933 (Optimize Options): Likewise.
5934 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
5935 with other architectures. Use official processor names with correct
5936 spelling/capitalization. Fix formatting and grammar issues.
5937 (i386 and x86-64 Windows Options): Similar cleanup here.
5939 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5941 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
5943 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5945 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
5946 DBX_REGISTER_NUMBER.
5948 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5950 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
5951 operand is CONST_INT. Take COSTS_N_INSNS into account.
5952 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
5955 2012-03-02 Richard Henderson <rth@redhat.com>
5957 * optabs.c (expand_atomic_test_and_set): Honor
5958 atomic_test_and_set_trueval even when atomic_test_and_set
5959 optab is not in use.
5961 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
5965 * config/sh/sh.c (sh_register_move_cost): Increase cost between
5966 GENERAL_REGS and FP_REGS for SImode.
5968 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5971 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
5972 (absdi2): New expander.
5973 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
5975 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5977 * config/sh/sync.md (atomic_exchange<mode>): New expander.
5978 (atomic_exchange<mode>_soft): New insn.
5980 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5982 * config/sh/sync.md: Update copyright notice dates.
5983 (atomic_compare_and_swap<mode>): Use SImode for return value instead
5985 (atomic_compare_and_swap<mode>_soft): Likewise.
5987 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5990 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
5991 * config/sh/sh.c: Update copyright notice dates.
5992 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
5993 alignment for TARGET_HARD_SH4.
5994 (sh_option_override): Reduce default function alignment. Set
5995 loop alignment to 4 bytes when not optimizing for size.
5997 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
6000 * doc/invoke.texi (floop-flatten): Remove.
6001 * toplev.c (process_options): Remove references to flag_loop_flatten.
6002 * tree-ssa-loop.c (gate_graphite_transform): Same.
6003 * common.opt (floop-flatten): Obsolete.
6004 * graphite-poly.c (apply_poly_transforms): Remove reference to
6006 * Makefile.in (graphite-flattening.o): Remove.
6007 * graphite-flattening.c: Remove.
6009 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6011 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6012 having mode compatible with the mode of previous compare. Substitute
6013 compare mode of previous compare with the mode, compatible
6014 with eliminated and previous compare.
6016 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
6018 * config/rs6000/dfp.md (floatdidd2): New define_insn.
6020 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6022 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
6023 compatible with CCGOCmode and CCGCmode.
6025 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
6027 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
6029 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
6031 * config/arm/arm.c (arm_sat_operator_match): New function.
6032 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
6033 * config/arm/arm.md ("insn" attribute): Add "sat" value.
6034 ("SAT", "SATrev"): New code iterators.
6035 ("SATlo", "SAThi"): New code iterator attributes.
6036 ("*satsi_<SAT:code>"): New pattern.
6037 ("*satsi_<SAT:code>_shift"): Likewise.
6038 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
6039 and "shift" attributes.
6040 ("arm_usatsihi"): Add "insn" attribute.
6041 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
6042 by powers of two. Do not allow shift by 32.
6044 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6047 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
6048 to pass the argument in the register of "natural" mode.
6050 2012-03-02 Richard Guenther <rguenther@suse.de>
6052 PR tree-optimization/52406
6053 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
6054 (struct indices): Add unconstrained_base member.
6055 (struct dr_alias): Remove unused vops member.
6056 (DR_UNCONSTRAINED_BASE): New define.
6057 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
6058 add indices to allow their disambiguation. Make DR_BASE_OBJECT
6059 be an artificial access that covers the whole indexed object,
6060 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
6061 plain decl base-objects to their MEM_REF variant.
6062 (dr_may_alias_p): When the base-object of either data reference
6063 has unknown size use only points-to information.
6064 (compute_affine_dependence): Make dumps easier to read and
6066 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
6067 DR_REF when looking for packed references.
6068 (vect_supportable_dr_alignment): Likewise.
6070 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
6072 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
6073 Improve conditions for peepholes of loads followed by commutative
6075 * config/arm/ldmstm.md: Regenerated.
6077 2012-03-02 Richard Guenther <rguenther@suse.de>
6079 * BASE-VER: Set to 4.8.0.
6081 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
6083 * config.gcc (obsolete): Add all ARM targets using the FPA.
6084 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
6085 * doc/install.texi: Avoid references to obsolete ARM ports.
6087 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
6089 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
6091 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
6092 Joern Rennecke <joern.rennecke@embecosm.com>
6094 * doc/extend.texi: Expand and update information on interrupt
6095 attribute for Epiphany.
6097 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6099 * config/sh/sh-protos.h: Update copyright notice dates.
6100 * config/sh/sh.h: Likewise.
6101 * config/sh/sh.md: Likewise.
6102 * config/sh/constraints.md: Likewise.
6103 * config/sh/predicates.md: Likewise.
6105 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6107 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
6108 * config/sh/sh.c (tertiary_reload_operand): Likewise.
6110 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6112 * config/sh/constraints.md: Fix comment typo.
6114 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6117 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
6118 unsigned HOST_WIDE_INT.
6119 (zvdep_imm64): Likewise.
6120 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
6121 (vdepi_and): Likewise.
6122 Likewise for unamed 64-bit patterns.
6123 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
6125 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
6128 PR rtl-optimization/52417
6129 * cselib.c (cselib_any_perm_equivs): New variable.
6130 (cselib_reset_table): Check that it's not set when not
6131 preserving constants.
6132 (cselib_add_permanent_equiv): Set it.
6133 (cselib_have_permanent_equivalences): New.
6134 (cselib_init, cselib_finish): Reset it.
6135 * cselib.h (cselib_have_permanent_equivalences): Declare.
6136 * alias.c (get_addr): Restore earlier behavior when there
6137 aren't permanent equivalences.
6139 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
6141 * config/mn10300/mn10300-modes.def: Fix copyright notice.
6142 * config/v850/v850-modes.def: Fix copyright notice.
6144 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
6146 * doc/extend.texi (AVR Built-in Functions): Document
6147 __builtin_avr_flash_segment.
6149 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
6150 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
6151 (*split.flash_segment): New insn-and-split.
6152 * config/avr/avr.c (avr_init_builtins): Add local variables:
6153 const_memx_void_node, const_memx_ptr_type_node,
6154 char_ftype_const_memx_ptr.
6156 2012-03-01 Jakub Jelinek <jakub@redhat.com>
6158 PR tree-optimization/52445
6159 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
6160 add ssa_name_ver, offset and size fields and change store field
6162 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
6163 (add_or_mark_expr): Likewise. Only consider previous stores
6164 with the same size and offset.
6165 (nt_init_block): Only look at gimple_assign_single_p stmts,
6166 doesn't look at rhs2.
6168 2012-03-01 Richard Guenther <rguenther@suse.de>
6171 * tree-cfg.c (verify_gimple_assign_unary): Allow any
6172 conversions from integral types to pointer types.
6174 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
6176 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
6177 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
6178 unintentionally removed in r184616.
6180 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6182 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
6185 2012-02-29 Jakub Jelinek <jakub@redhat.com>
6186 Uros Bizjak <ubizjak@gmail.com>
6189 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
6190 alternatives, add "e" constraint to the new last alternative
6191 and ! to last 3 alternatives.
6193 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
6195 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
6196 DW_AT_artificial attributes at the end of the processing.
6197 (gen_array_type_die): Likewise.
6198 (gen_enumeration_type_die): Likewise.
6199 (gen_struct_or_union_type_die): Likewise.
6200 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
6203 2012-02-29 Jakub Jelinek <jakub@redhat.com>
6206 * expr.c (expand_assignment): If doing misaligned store that doesn't
6207 cover all mode bits, perform a RMW cycle.
6209 PR tree-optimization/52429
6210 * tree-parloops.c (separate_decls_in_region_debug): Return early
6211 if var is LABEL_DECL.
6213 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6215 PR tree-optimization/52424
6216 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
6217 calling dom_thread_across_edge.
6219 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6221 * config/avr/avr.c: Move definition of TARGET macros to end of file.
6223 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6225 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
6226 * config/avr/avr.c (avr_output_bld): Remove unused function.
6227 (avr_out_sbxx_branch): Use "%T" to print bit position.
6229 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6231 * config/avr/avr.md: Untabify.
6233 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6235 * config/avr/avr.md (eqne): New code iterator.
6236 (*dec-and-branchsi): Use it in text peephole's condition.
6237 (*dec-and-branchhi): Ditto.
6238 (*dec-and-branchqi): Ditto.
6240 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6243 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
6244 the device does not have the skip-bug.
6246 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
6248 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
6249 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
6250 -mpretend-cmove): New.
6252 2012-02-29 Jakub Jelinek <jakub@redhat.com>
6255 * df.h (struct df_d): Adjust comment that hard_regs_live_count
6256 doesn't count DEBUG_INSN refs.
6257 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
6258 for DEBUG_INSN refs.
6260 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6264 2012-02-20 Richard Guenther <rguenther@suse.de>
6265 PR tree-optimization/52298
6266 * tree-vect-stmts.c (vectorizable_load): Properly use
6267 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
6269 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
6272 * gimple.h (gimple_in_transaction): New.
6273 (gimple_set_in_transaction): New.
6274 (struct gimple_statement_base): Add in_transaction field.
6275 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
6277 (tree_ssa_lim_initialize): Compute transaction bits.
6278 * tree.h (compute_transaction_bits): Protoize.
6279 * trans-mem.c (tm_region_init): Use the heap to store BB
6281 (compute_transaction_bits): New.
6283 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6285 * gcc.c (display_help): Document --help=common and sort entries
6288 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6290 * doc/install.texi: Document check-$LANG specific shortcuts
6292 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6295 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
6297 * config/arm/arm_neon.h: Regenerate.
6298 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
6299 (neon_vcgeu): New insn.
6300 (neon_vcgtu): Likewise.
6301 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
6302 (ops): Unsigned comparison intrinsics call a different builtin.
6304 2012-02-28 Richard Guenther <rguenther@suse.de>
6307 * config/i386/i386.c (ix86_expand_vector_set): Fix element
6308 ordering for the VEC_CONCAT for two element vectors for
6309 V2SFmode, V2SImode and V2DImode.
6311 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
6314 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
6315 detecting big-endian triplets.
6317 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
6319 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
6320 mode if there is no type information available.
6322 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
6324 PR tree-optimization/53207
6325 * doc/invoke.texi: Document as experimental and relying on graphite.
6327 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
6329 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
6330 of initializer to changes from r184614.
6332 2012-02-28 Richard Guenther <rguenther@suse.de>
6334 PR tree-optimization/52395
6335 * tree-sra.c (build_ref_for_offset): Also look at the base
6336 TYPE_ALIGN when figuring out the alignment of the replacement.
6338 2012-02-28 Richard Guenther <rguenther@suse.de>
6340 PR tree-optimization/52402
6341 * ipa-prop.c (ipa_modify_call_arguments): Properly use
6342 mis-aligned types when creating the accesses at the call site.
6344 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
6346 * config/avr/builtins.def: New file.
6347 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
6348 * config/avr/avr.c (enum avr_builtin_id): Use it.
6349 (avr_init_builtins): Use it. And use avr_bdesc.
6350 (bdesc_1arg): Remove.
6351 (bdesc_2arg): Remove.
6352 (bdesc_3arg): Remove.
6353 (struct avr_builtin_description): Add field n_args.
6354 (avr_bdesc): New static variable using builtins.def.
6355 (avr_expand_builtin): Use it.
6356 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
6357 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
6358 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
6360 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
6363 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
6364 match only one single hard register with respective hard reg rtx.
6365 (movmemx_<mode>): Ditto.
6366 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
6367 insn anatomy of movmem[x]_<mode>.
6368 (avr_out_movmem): Same for printing assembler and operand usage.
6370 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
6374 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
6375 address spaces located outside of device flash.
6377 * config/avr/avr.h (base_arch_s): Remove field n_segments.
6378 (mcu_type_s): Add field n_flash.
6379 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
6380 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
6381 (AVR_MCU): Add N_FLASH argument.
6382 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
6383 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
6384 macro __FLASH<n> if that address space makes sense for the device.
6385 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
6386 outside of target flash.
6387 (avr_asm_named_section): Ditto.
6388 (avr_asm_select_section): Ditto.
6389 (avr_addr_space_convert): Ditto.
6390 (avr_emit_movmemhi): Ditto.
6391 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
6392 address space is outside of device flash.
6393 (avr_insert_attributes): Ditto.
6394 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
6395 avr_current_arch->n_segments.
6397 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
6400 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
6401 (*movabs<mode>_2): Likewise.
6403 2012-02-27 Jakub Jelinek <jakub@redhat.com>
6406 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
6407 s_register_operand in the test instead of REG_P. Don't call
6408 gen_reg_rtx if it won't be used.
6410 PR tree-optimization/52376
6411 * ipa-split.c (split_function): Ignore CLOBBER stmts.
6413 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
6415 * ifcvt.c (noce_get_condition): Check condition variable is not
6416 small_register_classes_for_mode_p before accepting.
6418 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
6420 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
6422 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6425 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6426 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6428 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6430 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
6432 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
6434 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
6436 * config/sh/predicates.md: Remove blank lines.
6437 * config/sh/sh.c: Fix typos in comments.
6438 * config/sh/constraints.md: Likewise.
6439 * config/sh/sh.md: Remove blank lines.
6440 Fix typos in comments. Use ;; as comment characters.
6442 2012-02-26 Walter Lee <walt@tilera.com>
6444 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
6445 (replace_mov_pcrel_step2): Ditto.
6447 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
6450 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
6451 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
6452 and locs that reference values newer than the non-canonical value
6453 at hand. Return the canonical value as a worst case.
6454 (memrefs_conflict_p): Walk canonical value's locs.
6457 * cselib.c (preserve_only_constants): Rename to...
6458 (preserve_constants_and_equivs): ... this. Split out...
6459 (invariant_or_equiv_p): ... this. Preserve plus expressions
6460 of other preserved expressions too.
6461 (cselib_reset_table): Adjust.
6462 * var-tracking.c (reverse_op): Use canonical value to build
6465 2012-02-23 Kai Tietz <ktietz@redhat.com>
6467 * config/i386/i386.c (ix86_delegitimize_address): Handle
6468 UNSPEC_PCREL plus displacement.
6470 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
6473 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
6474 to test for unusedness in st X addressing.
6476 2012-02-24 Richard Guenther <rguenther@suse.de>
6479 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
6480 (is_gimple_reg_type): Move inline ...
6481 * gimple.h (is_gimple_reg_type): ... here.
6483 2012-02-24 Richard Guenther <rguenther@suse.de>
6486 * passes.c (execute_function_todo): When verifying SSA form
6487 verify gimple form first.
6488 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
6490 2012-02-24 Richard Guenther <rguenther@suse.de>
6493 * fold-const.c (fold_addr_of_array_ref_difference): New function.
6494 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
6496 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6498 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
6500 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6502 * tree-phinodes.c (make_phi_node): Mark static.
6503 * tree-flow.h (make_phi_node): Remove extern decl.
6504 * doc/gimple.texi (make_phi_node): Remove documentation.
6506 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6508 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
6509 * tree-ssa-sccvn.c (print_scc): Ditto.
6511 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6513 * doc/passes.texi (Full redundancy elimination): Fix typo.
6515 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6517 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
6519 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
6522 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
6524 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
6527 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
6529 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
6531 * config/avr/avr.md (code_stdname): Add ior, xor.
6532 (xior): New code iterator.
6533 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
6534 (*<code_stdname><mode>qi.byte1-3): Ditto.
6536 2012-02-23 Jakub Jelinek <jakub@redhat.com>
6538 PR tree-optimization/52019
6539 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
6542 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6544 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
6545 HAVE_INITFINI_ARRAY to work around namespace pollution in
6546 certain versions of newlib system headers.
6547 * config.in: Regenerate.
6548 * configure: Regenerate.
6549 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
6550 instead of HAVE_INITFINI_ARRAY.
6552 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
6555 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
6556 is not offsettable memory reference.
6558 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6561 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
6562 setting avr_need_clear_bss_p for __gnu_lto* symbols.
6564 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6566 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
6567 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
6569 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6571 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
6572 library on Solaris 8 even without TLS support.
6573 * configure: Regenerate.
6575 2012-02-22 Richard Guenther <rguenther@suse.de>
6578 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
6579 for GIMPLE_DEBUG stmts.
6581 2012-02-22 Martin Jambor <mjambor@suse.cz>
6584 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
6585 according to the base object.
6587 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6589 PR rtl-optimization/50063
6590 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
6591 and 2 (8-bit SP) in operand 2.
6592 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
6593 setup to use movhi_sp_r instead of vanilla move to write SP.
6594 Adjust REG_CFA notes to superseed unspec.
6595 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
6597 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
6598 known to be off) only with TARGET_NO_INTERRUPTS. Never use
6599 irq_state 1 (IRQ known to be on) here.
6601 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
6603 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
6605 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
6606 assign_hard_reg): Likewise.
6608 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6610 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
6612 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6615 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
6616 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
6618 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6620 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
6621 prototype from here to...
6622 * config/avr/avr.h: ...here.
6624 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
6627 * thumb2.md (thumb2_shiftsi3_short): Split register and
6628 immediate shifts. For register shifts tie operands 0 and 1.
6629 (peephole2 for above): Check that register-controlled shifts
6630 have suitably tied operands.
6632 2012-02-21 Quentin Neill <quentin.neill@amd.com>
6635 * config/i386/bdver1.md (bdver1_call, bdver1_push,
6636 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
6637 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
6638 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
6639 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
6640 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
6641 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
6642 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
6643 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
6644 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
6645 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
6646 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
6647 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
6648 bdver1_ssevector_avx256_unaligned_load,
6649 bdver1_ssevector_sse128_unaligned_load,
6650 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
6651 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
6652 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
6653 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
6654 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
6655 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
6656 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
6657 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
6658 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
6659 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
6660 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
6661 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
6662 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
6663 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
6664 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
6665 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
6666 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
6667 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
6668 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
6669 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
6670 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
6671 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
6672 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
6673 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
6674 bdver1_ssediv_double_load, bdver1_ssediv_double,
6675 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
6676 Add "bdver2" attribute.
6678 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6680 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
6681 default if possible and not specified otherwise.
6683 2012-02-21 Richard Guenther <rguenther@suse.de>
6686 * gimplify.c (create_tmp_from_val): Use the main variant type
6687 for the type of the temporary we create.
6689 2012-02-21 Richard Guenther <rguenther@suse.de>
6691 PR tree-optimization/52324
6692 * gimplify.c (gimplify_expr): When re-gimplifying expressions
6693 do not gimplify a MEM_REF address operand if it is already
6696 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6698 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
6699 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
6701 2012-02-21 Richard Guenther <rguenther@suse.de>
6703 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
6704 nested_in_vect_loop.
6706 2012-02-21 Jakub Jelinek <jakub@redhat.com>
6708 PR tree-optimization/52318
6709 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
6710 vdef also to non-pure/const call stmts in the sequence.
6712 2012-02-21 Tristan Gingold <gingold@adacore.com>
6714 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
6716 2012-02-20 David S. Miller <davem@davemloft.net>
6718 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
6719 don't use the "rd %pc" instruction on v9 for PIC register loads.
6721 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
6724 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
6725 in a transaction safe function.
6727 2012-02-20 Kai Tietz <ktietz@redhat.com>
6730 * stor-layout.c (place_field): Handle desired_align for
6733 2012-02-20 Richard Guenther <rguenther@suse.de>
6735 PR tree-optimization/52298
6736 * tree-vect-stmts.c (vectorizable_store): Properly use
6737 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
6739 (vectorizable_load): Likewise.
6740 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
6741 Access DR_STEP after ensuring it is not NULL.
6743 2012-02-20 Jakub Jelinek <jakub@redhat.com>
6745 PR tree-optimization/52286
6746 * fold-const.c (fold_binary_loc): For (X & C1) | C2
6747 optimization use double_int_to_tree instead of build_int_cst_wide,
6748 rewrite to use double_int vars.
6750 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6753 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
6755 Remove -e 0 from $gcc_cv_ld invocation.
6756 Only use __GLIBC_PREREQ if defined.
6757 Enable on Solaris since Solaris 8 patch.
6758 (gcc_SUN_LD_VERSION): New macro.
6759 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
6760 gcc_SUN_LD_VERSION for version number format.
6761 * configure: Regenerate.
6762 * varasm.c (get_elf_initfini_array_priority_section): Set
6763 SECTION_NOTYPE for non-default priority.
6764 Use get_section instead of get_unnamed_section to emit
6765 .init_array/.fini_array with default priority.
6767 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6769 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
6770 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
6771 (mips_start_unique_function, mips_output_mips16_rdhwr)
6772 (mips_code_end): New functions.
6773 (TARGET_ASM_CODE_END): Define.
6775 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6777 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
6778 to stubs with non-sibling calls.
6780 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
6782 * doc/invoke.texi (-fira-* options): Copy-edit.
6783 (ira-* parameters): Copy-edit.
6785 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6787 * doc/invoke.texi: Minor copy-edits to bring into conformance with
6788 GCC coding conventions.
6790 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6792 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
6793 when used as adjectives.
6795 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
6797 * doc/invoke.texi: Clean up "that"/"which" confusion.
6799 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
6801 * system.h: Poison SMALL_REGISTER_CLASSES
6802 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
6803 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
6805 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6807 PR tree-optimization/52285
6808 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
6809 when deciding if a call is a tail call or tail recursion.
6811 2012-02-16 Kai Tietz <ktietz@redhat.com>
6813 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
6814 interger-constant displacement for UNSPEC_PCREL.
6816 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6818 PR rtl-optimization/52208
6819 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
6820 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
6822 PR tree-optimization/52255
6823 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
6824 loop->header has virtual PHI, but exit_e->dest doesn't, add
6825 virtual PHI to exit_e->dest and adjust all uses after the loop.
6828 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
6829 children with clone_tree_hash, not after it.
6831 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
6833 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
6834 extended identifiers.
6836 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6839 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
6840 a same_body_alias, also test whether e->callee isn't a former
6841 or current clone of the decl this is a same body alias of.
6843 PR translation/52264
6844 * cgraphunit.c (verify_cgraph_node): Fix a typo.
6846 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
6848 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
6850 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6853 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
6854 force_reg instead of copy_to_reg for better optimization. Force
6855 non-register or memory operands into a register.
6857 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
6859 * extend.texi: Reserve upper bits of memory model for future use.
6861 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
6862 Anatoly Sokolov <aesok@post.ru>
6863 Eric Weddington <eric.weddington@atmel.com>
6866 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
6867 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
6868 Rewrite initializers for .macro.
6869 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
6870 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
6871 atxmega32d4, atxmega32x1.
6872 avrxmega4: atxmega64a3, atxmega64d3.
6873 avrxmega5: atxmega64a1, atxmega64a1u.
6874 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
6875 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
6876 avrxmega7: atxmega128a1, atxmega128a1u.
6877 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
6878 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
6879 (struct base_arch_s): Rename reserved to xmega_p.
6880 Rename reserved2 to have_rampd.
6881 (AVR_XMEGA): New define.
6882 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
6883 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
6884 * config/avr/predicates.md (io_address_operand): Take into
6886 (low_io_address_operand): Ditto.
6887 (high_io_address_operand): Ditto.
6888 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
6889 (enabled, movhi_sp_r): Use them.
6890 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
6891 cpp_define_formatted to built-in define __AVR_ARCH__.
6892 (__AVR_XMEGA__): New built-in define.
6893 (__AVR_HAVE_RAMPD__): New built-in define.
6894 (__AVR_HAVE_RAMPX__): New built-in define.
6895 (__AVR_HAVE_RAMPY__): New built-in define.
6896 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
6898 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
6899 (avr_option_override): Initialize them.
6900 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
6901 (avr_init_expanders): Initialize them. No more block several calls.
6902 (emit_push_sfr): New static function.
6903 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
6905 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
6906 (avr_print_operand): Print addreeses as symbols for
6907 RAMPX, RAMPY, RAMPD, CCP.
6908 (output_movhi): Handle AVR_XMEGA when writing to SP.
6909 (avr_out_movhi_mr_r_xmega): New static function.
6910 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
6911 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
6912 __RAMPD__, __CCP__ as needed.
6914 * config/avr/multilib.h: Regenerate.
6915 * config/avr/t-multilib: Regenerate.
6916 * config/avr/avr-tables.opt: Regenerate.
6918 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
6920 PR tree-optimization/50561
6921 * graphite-flattening.c (lst_project_loop): Do not
6922 remove old scattering dimensions after flattening.
6923 (lst_do_flatten): Likewise.
6925 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
6927 * doc/extend.texi (AVR Built-in Functions): Remove doc for
6928 __builtin_avr_map8, __builtin_avr_map16.
6929 Document __builtin_avr_insert_bits.
6931 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
6932 (insert_bits): New insn.
6933 (adjust_len.map_bits): Rename to insert_bits.
6934 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
6935 * avr-protos.h (avr_out_map_bits): Remove.
6936 (avr_out_insert_bits, avr_has_nibble_0xf): New.
6937 * config/avr/constraints.md (Cxf,C0f): New.
6938 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
6939 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
6940 New built-in define __BUILTIN_AVR_INSERT_BITS.
6941 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
6942 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
6943 (avr_move_bits): Rewrite.
6944 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
6946 (avr_map_op_t): New typedef.
6947 (avr_map_op): New static variable.
6948 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
6949 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
6950 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
6951 (bdesc_3arg, avr_expand_triop_builtin): New.
6952 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
6953 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
6954 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
6955 (avr_map_equal_p, avr_map_sig_p): Remove.
6956 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
6957 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6958 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
6959 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6960 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
6961 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6963 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6965 * config/c6x/c6x.md (reserve_cycles): New attribute.
6966 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
6967 don't reserve functional units after the branch occurs.
6969 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
6972 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
6973 functions into non-tm_pure functions.
6975 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
6978 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
6979 (iterative_hash_canonical_type): Likewise.
6980 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
6983 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6985 * haifa-sched.c (prune_ready_list): Ensure that if there is a
6986 sched-group insn, it either remains alone or the entire list is pruned.
6988 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6990 * doc/install.texi (Prerequisites): Fix grammar.
6991 (Configuration): Likewise.
6993 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6995 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
6996 MPC as part of GCC before describing configuring with --with-gmp etc.
6997 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
6998 sources are present.
7000 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7003 * dwarf2out.c (clone_tree_hash): New function.
7004 (copy_decls_walk): Use it instead of clone_tree.
7006 2012-02-14 Richard Guenther <rguenther@suse.de>
7008 PR tree-optimization/52244
7009 PR tree-optimization/51528
7010 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
7011 replacements for integral types.
7013 2012-02-14 Walter Lee <walt@tilera.com>
7015 * config.gcc: Handle tilegx and tilepro.
7016 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
7018 Add HAVE_AS_TLS check for tilegx and tilepro.
7019 * configure: Regenerate.
7020 * doc/contrib.texi: Add Mat Hostetter and self.
7021 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
7022 Document instruction intrinsics and network accessing intrinsics.
7023 (TILEPro Built-in Functions): New node. Document instruction
7024 intrinsics and network accessing intrinsics.
7025 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
7026 (Specific, tilepro-*-linux*): Likewise.
7027 * doc/invoke.texi (TILE-Gx Options): New section.
7028 (TILEPro Options): New section.
7029 * doc/md.texi (TILE-Gx): New section.
7030 (TILEPro): New section.
7031 * common/config/tilegx/tilegx-common.c: New file.
7032 * common/config/tilepro/tilepro-common.c: New file.
7033 * config/tilegx/constraints.md: New file.
7034 * config/tilegx/linux.h: New file.
7035 * config/tilegx/mul-tables.c: New file.
7036 * config/tilegx/predicates.md: New file.
7037 * config/tilegx/sync.md: New file.
7038 * config/tilegx/t-tilegx: New file.
7039 * config/tilegx/tilegx-builtins.h: New file.
7040 * config/tilegx/tilegx-c.c: New file.
7041 * config/tilegx/tilegx-generic.md: New file.
7042 * config/tilegx/tilegx-modes.def: New file.
7043 * config/tilegx/tilegx-multiply.h: New file.
7044 * config/tilegx/tilegx-protos.h: New file.
7045 * config/tilegx/tilegx.c: New file.
7046 * config/tilegx/tilegx.h: New file.
7047 * config/tilegx/tilegx.md: New file.
7048 * config/tilegx/tilegx.opt: New file.
7049 * config/tilepro/constraints.md: New file.
7050 * config/tilepro/gen-mul-tables.cc: New file.
7051 * config/tilepro/linux.h: New file.
7052 * config/tilepro/mul-tables.c: New file.
7053 * config/tilepro/predicates.md: New file.
7054 * config/tilepro/t-tilepro: New file.
7055 * config/tilepro/tilepro-builtins.h: New file.
7056 * config/tilepro/tilepro-c.c: New file.
7057 * config/tilepro/tilepro-generic.md: New file.
7058 * config/tilepro/tilepro-modes.def: New file.
7059 * config/tilepro/tilepro-multiply.h: New file.
7060 * config/tilepro/tilepro-protos.h: New file.
7061 * config/tilepro/tilepro.c: New file.
7062 * config/tilepro/tilepro.h: New file.
7063 * config/tilepro/tilepro.md: New file.
7064 * config/tilepro/tilepro.opt: New file.
7066 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7068 PR tree-optimization/52210
7069 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
7070 vect_model_simple_cost with two entry vect_def_type array instead
7071 of an address of dt.
7073 2012-02-14 Richard Guenther <rguenther@suse.de>
7076 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
7077 Do not stream DECL_QUALIFIER.
7078 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
7079 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
7080 (find_decls_types_r): Do not walk DECL_QUALIFIER.
7082 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7085 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
7088 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7091 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
7092 * cselib.c (cselib_subst_to_values_from_insn): New function.
7093 * sched-deps.c (add_insn_mem_dependence,
7094 sched_analyze_1, sched_analyze_2): Use it.
7096 2012-02-13 Jan Hubicka <jh@suse.cz>
7099 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
7101 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
7103 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
7104 (GTM_SELF_SPECS): Define if not already defined.
7105 (driver_self_specs): Add GTM_SELF_SPECS.
7106 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
7107 (GTM_SELF_SPECS): Define.
7108 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
7109 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
7111 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7113 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
7116 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
7119 * omp-low.c (expand_omp_for): If a static schedule without chunk size
7120 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
7122 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
7125 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
7127 2012-02-13 Richard Guenther <rguenther@suse.de>
7129 PR translation/52211
7130 * passes.c (enable_disable_pass): Fix typo.
7132 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7135 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
7136 XOR for reduce_bit_field if type is unsigned.
7138 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
7140 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
7141 disallow changes from SFmode to mode with different size in FP regs.
7143 2012-02-12 Robert Millan <rmh@gnu.org>
7144 Gerald Pfeifer <gerald@pfeifer.com>
7146 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
7149 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
7151 PR rtl-optimization/52175
7152 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
7153 to frame-related instructions.
7155 2012-02-10 Jason Merrill <jason@redhat.com>
7158 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
7159 (demangle_new_symbols): Fill it.
7160 (scan_linker_output): Walk it.
7161 (start_tweaking): Split out from scan_linker_output.
7162 (maybe_tweak): Update sym->chosen.
7163 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
7165 2012-02-11 Jakub Jelinek <jakub@redhat.com>
7168 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
7170 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
7172 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
7173 having the same mode as previous compare.
7175 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
7177 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
7178 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
7179 (nonlocal_goto_internal): Likewise.
7180 (nonlocal_goto): Emit a use and an indirect jump directly.
7182 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
7185 * doc/extend.texi : Update comments for __atomic_compare_exchange and
7186 __atomic_{is,always}_lock_free.
7188 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
7191 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
7192 negative constant address for TARGET_X32.
7194 2012-02-10 Richard Henderson <rth@redhat.com>
7196 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
7197 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
7198 for GIMPLE_TRANSACTION. Tidy if's into a switch.
7200 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7201 Ira Rosen <irar@il.ibm.com>
7203 PR tree-optimization/50031
7204 * targhooks.c (default_builtin_vectorization_cost): Handle
7206 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
7207 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
7208 all types of reduction and pattern statements.
7209 (vect_estimate_min_profitable_iters): Likewise.
7210 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
7211 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
7212 for explicit realigns.
7213 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
7214 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
7216 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
7217 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
7218 vec_perm for VSX and handle vec_promote_demote.
7220 2012-02-10 Jakub Jelinek <jakub@redhat.com>
7223 * builtins.c (fold_builtin_atomic_always_lock_free,
7224 expand_builtin_atomic_always_lock_free,
7225 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
7226 Return and/or test boolean_true_node/boolean_false_node instead of
7227 integer_one_node/integer_zero_node.
7229 2012-02-10 Jan Hubicka <jh@suse.cz>
7232 * predict.c (predict_paths_for_bb): Prevent looping.
7233 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
7235 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
7237 * config/arm/arm.c (output_move_double): In one case properly
7238 count number of instructions that will be emitted.
7240 2012-02-10 Richard Guenther <rguenther@suse.de>
7242 PR translation/52193
7243 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
7245 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
7248 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
7250 2012-02-09 Jakub Jelinek <jakub@redhat.com>
7253 * var-tracking.c (emit_note_insn_var_location): If
7254 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
7255 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
7256 non-NOTE_DURING_CALL_P insn.
7258 2012-02-09 Bin Cheng <bin.cheng@arm.com>
7261 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
7263 2012-02-08 Magnus Granberg <zorry@gentoo.org>
7266 * gcc.c (switch_matches) Support switches with separated form,
7269 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
7271 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
7273 (RAMPZ_ADDR): Ditto.
7274 * config/avr/avr.c (avr_addr_t): New typedef.
7275 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
7276 (avr_init_expanders): Initialize it.
7277 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
7279 (expand_epilogue): Ditto.
7280 (avr_print_operand): Ditto.
7281 (avr_file_start): Ditto.
7282 (avr_emit_movmemhi): Ditto.
7284 2012-02-08 Richard Guenther <rguenther@suse.de>
7286 PR tree-optimization/46886
7287 * tree-flow.h (do_while_loop_p): Declare.
7288 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
7289 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
7291 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
7293 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
7294 always succeed for integers larger than a native word.
7296 2012-02-08 Richard Guenther <rguenther@suse.de>
7298 PR rtl-optimization/52170
7299 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
7300 properly handle integer vector modes.
7302 2012-02-08 Jakub Jelinek <jakub@redhat.com>
7304 PR gcov-profile/52150
7305 * coverage.c: Include target.h.
7306 (build_var): Call targetm.strip_name_encoding on the assembler name.
7307 Change one _ into . or $ if the target allows it.
7308 * Makefile.in (coverage.o): Depend on $(TARGET_H).
7310 PR rtl-optimization/52139
7311 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
7312 is a BARRIER after emit_insn_after_noloc, move BB_END
7313 to the last non-BARRIER insn before it.
7315 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
7318 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
7319 (mips_gimplify_va_arg_expr): Call it instead of
7320 std_gimplify_va_arg_expr.
7322 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7324 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
7325 message for -mno-pointers-to-nested-function.
7327 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
7330 * expr.c (get_inner_reference): If there is an offset, add a negative
7331 bit position to it (if any).
7333 2012-02-07 Jakub Jelinek <jakub@redhat.com>
7335 PR rtl-optimization/52060
7336 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
7337 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
7338 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
7339 and/or i0src_copy2 when needed.
7341 2012-02-07 Jakub Jelinek <jakub@redhat.com>
7343 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
7344 or LTOPLUGINSONAME if have_c.
7346 * config/freebsd-spec.h: Add comment about what macros can be defined
7348 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
7349 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
7352 2012-02-07 Richard Guenther <rguenther@suse.de>
7354 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
7355 newline in -alias dumps.
7357 2012-02-07 Kai Tietz <ktietz@redhat.com>
7358 Dave Korn <dave.korn.cygwin@gmail.com>
7361 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
7362 Take care that typinfo gets dllexport-attribute.
7364 2012-02-07 Jakub Jelinek <jakub@redhat.com>
7367 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
7368 if modifier < EXPAND_SUM call force_operand on the result.
7370 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
7372 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
7373 adding __forwarder_dst__ prefix if a forwarder_section attribute is
7375 (epiphany_function_type): Replace types for specific interrupts with
7376 EPIPHANY_FUNCTION_INTERRUPT.
7377 (EPIPHANY_INTERRUPT_P): Update.
7378 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
7379 New static function.
7380 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
7381 <disinterrupt>: Affects type identity.
7382 (epiphany_handle_interrupt_attribute): Handle variable number of
7384 (epiphany_compute_function_type): Update for new
7385 epiphany_function_type definition.
7386 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
7387 handlers with a longcall forwarder.
7388 (epiphany_start_function): Handle multiple interrupt arguments and/or
7389 forwarder_section attribute.
7391 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
7394 2012-02-07 Alan Modra <amodra@gmail.com>
7397 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
7400 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7402 PR tree-optimization/50969
7403 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
7404 use vec_perm rather than vector_stmt.
7405 (vect_model_load_cost): Likewise.
7406 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
7407 vec_perm to be the same as other vector statements.
7408 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
7409 cost of vec_perm for TARGET_VSX.
7411 2012-02-06 Richard Guenther <rguenther@suse.de>
7413 PR tree-optimization/52115
7414 * tree-sra.c (access_has_replacements_p): New function.
7415 (sra_modify_assign): Use it to decide whether a use is uninitialized.
7417 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
7420 * trans-mem.c (expand_call_tm): Add an assertion.
7421 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
7424 2012-02-06 Richard Guenther <rguenther@suse.de>
7426 PR tree-optimization/50955
7427 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
7428 raise cost of expressions that replace an address with an
7429 expression based on a different pointer.
7431 2012-02-06 Jakub Jelinek <jakub@redhat.com>
7434 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
7435 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
7437 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
7440 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
7441 -Weffc++ and specify guidelines come from second edition.
7443 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
7445 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
7446 (sibcall_value_multiple_internal, call_split, call_internal_direct)
7447 (call_direct_split, call_value_split, call_value_internal_direct)
7448 (call_value_direct_split, call_value_multiple_split): Use jal and
7449 jal_macro attributes.
7451 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
7453 * reload1.c (reload_regs_reach_end_p): Replace with...
7454 (reload_reg_rtx_reaches_end_p): ...this function.
7455 (new_spill_reg_store): Update commentary.
7456 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
7457 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
7458 before setting new_spill_reg_store.
7459 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
7460 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
7461 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
7462 for non-spill reload registers.
7464 2012-02-05 Ira Rosen <irar@il.ibm.com>
7466 PR tree-optimization/52091
7467 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
7468 (vect_is_simple_use_1): Likewise.
7469 * tree-vect-loop.c (vectorizable_reduction): Update calls
7470 to vect_is_simple_use_1 and vect_is_simple_use.
7471 (vectorizable_live_operation): Likewise.
7472 * tree-vect-patterns.c (widened_name_p,
7473 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
7474 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
7475 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
7476 vectorizable_shift,vectorizable_operation, vectorizable_store,
7477 vectorizable_load): Likewise.
7478 (vect_is_simple_cond): Add an argument, pass it to
7479 vect_is_simple_use_1.
7480 (vectorizable_condition): Update calls to vect_is_simple_cond,
7482 (vect_is_simple_use): Add an argument, the statement in which
7483 OPERAND is used. Check that if OPERAND's def stmt is a double
7484 reduction phi node, the use is a phi node too.
7485 (vect_is_simple_use_1): Add an argument, pass it to
7487 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
7488 to vect_is_simple_use.
7490 2012-02-04 Jakub Jelinek <jakub@redhat.com>
7492 PR rtl-optimization/52095
7493 * modulo-sched.c (dump_insn_locator): New function.
7494 (loop_canon_p, sms_schedule): Use it.
7496 PR rtl-optimization/52113
7497 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
7498 even for decomposable shift/zext insns.
7500 2012-02-03 Jakub Jelinek <jakub@redhat.com>
7501 Zdenek Dvorak <ook@ucw.cz>
7503 PR rtl-optimization/52092
7504 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
7505 on get_iv_value result.
7507 2012-02-02 Andrew Pinski <apinski@cavium.com>
7511 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
7513 2012-02-02 Jakub Jelinek <jakub@redhat.com>
7516 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
7518 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
7520 PR rtl-optimization/49800
7521 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
7522 (sched_finish): Call regstat_free_n_sets_and_refs.
7524 2012-02-02 Jia Liu <proljc@gmail.com>
7526 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
7529 2012-02-02 Jan Hubicka <jh@suse.cz>
7530 Tom de Vries <tom@codesourcery.com>
7533 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
7534 * varpool.c (varpool_analyze_pending_decls): Likewise.
7536 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
7537 Jayant R Sonar <jayant.sonar@kpitcummins.com>
7539 * config.gcc: Add cr16-* support.
7541 * doc/extend.texi: Document cr16 extensions.
7542 * doc/install.texi: Document cr16 install.
7543 * doc/invoke.texi: Document cr16 options.
7544 * doc/md.texi: Document cr16 constraints.
7546 * common/config/cr16/cr16-common.c: New file.
7547 * config/cr16/cr16.c: New file.
7548 * config/cr16/cr16.h: New file.
7549 * config/cr16/cr16.md: New file.
7550 * config/cr16/cr16.opt: New file.
7551 * config/cr16/cr16-protos.h: New file.
7552 * config/cr16/predicates.md: New file.
7553 * config/cr16/constraints.md: New file.
7554 * config/cr16/t-cr16: New file.
7556 2012-02-02 Jakub Jelinek <jakub@redhat.com>
7559 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
7560 that operands[2] is either immediate, or q_regs_operand.
7562 PR tree-optimization/52073
7563 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
7564 a pattern stmt for pattern uses, ignore uses outside of the loop.
7566 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
7568 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
7569 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
7570 (OUT_AS1, OUT_AS2): Remove.
7572 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
7574 PR rtl-optimization/51374
7575 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
7576 to cross other volatile_refs_p insns.
7578 2012-02-01 Richard Guenther <rguenther@suse.de>
7580 * doc/invoke.texi (fno-inline): Clarify documentation.
7581 (finline-small-functions): Likewise.
7582 (finline-functions): Likewise.
7583 * common.opt (finline): Adjust comment and documentation.
7584 (finline-small-functions): Clarify documentation.
7585 (finline-functions): Likewise.
7586 (finline-functions-called-once): Likewise.
7588 2012-02-01 Tristan Gingold <gingold@adacore.com>
7590 * c-typeck.c (composite_type): Keep mode for pointers.
7592 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
7594 * function.h (regno_reg_rtx): Adjust comment.
7595 * reginfo.c (init_reg_modes_target): Only use the previous mode
7596 if it fits within one register. Remove MIPS comment.
7598 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7601 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
7603 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7605 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
7606 to srak instruction.
7608 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7610 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
7612 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7617 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
7619 2012-01-31 Richard Guenther <rguenther@suse.de>
7621 PR tree-optimization/51528
7622 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
7625 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7630 * ree.c (add_removable_extension): Change def_map argument
7631 to unsigned *, store in def_map 1 + offset into *insn_list vector
7632 instead of pointers into the vector.
7633 (find_removable_extensions): Adjust caller.
7635 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7637 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
7638 Transform all "* quoted-c-code" to { c-code }.
7639 Remove redundant test for "optimize" in combine patterns.
7640 Move (include "avr-dimode.md") to end of file.
7642 2012-01-30 Bin Cheng <bin.cheng@arm.com>
7645 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
7646 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
7648 2012-01-30 Richard Guenther <rguenther@suse.de>
7650 PR tree-optimization/52028
7651 * tree-loop-distribution.c (ldist_gen): Properly update
7654 2012-01-30 Jakub Jelinek <jakub@redhat.com>
7657 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
7658 set_cur_line_info_table if not emitting debug info.
7660 PR tree-optimization/52046
7661 * tree-vect-patterns.c (check_bool_pattern): Give up if
7662 a comparison could throw.
7665 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
7667 2012-01-30 Richard Guenther <rguenther@suse.de>
7669 PR tree-optimization/52045
7670 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
7671 SSA form if cfgcleanup did anything.
7673 2012-01-30 Richard Guenther <rguenther@suse.de>
7675 PR tree-optimization/52045
7676 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
7677 before computing final todo.
7679 2012-01-30 Richard Guenther <rguenther@suse.de>
7681 PR tree-optimization/51528
7682 * tree-sra.c (sra_modify_assign): Re-factor in preparation
7685 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
7687 * df-problems.c (df_kill_notes): Check that the use refers
7688 to the note under examination.
7690 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
7693 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
7694 parameter and use short-lived pseudos.
7695 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
7696 (sparc_expand_vector_init): Const-ify local variables and adjust
7697 calls to above functions.
7699 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7701 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
7703 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
7705 * doc/invoke.texi: Make usage of "compile time" and
7706 "run time"/"runtime" consistent throughout the file.
7708 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
7710 * config/alpha/alpha.c (alpha_option_override): Default to
7711 full IEEE compliance mode for Go language.
7713 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
7715 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
7716 (LINK_SSP_SPEC): Define.
7718 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7721 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
7724 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
7726 * doc/invoke.texi: Correct hyphenation of "floating point",
7727 "double precision", and related terminology throughout the file.
7729 2012-01-28 Jakub Jelinek <jakub@redhat.com>
7732 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
7733 arm_general_register_operand predicate for operand 2 instead of
7736 2012-01-27 Ian Lance Taylor <iant@google.com>
7739 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
7740 * builtins.c (expand_builtin_init_trampoline): Add onstack
7741 parameter. Change caller.
7742 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
7743 * tree.c (build_common_builtin_nodes): Declare
7744 __builtin_init_heap_trampoline.
7746 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
7748 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
7749 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
7750 * config/avr/avr.c: Ditto.
7751 (avr_regnames): Remove because unused.
7752 * config/avr/avr.md (*cpse.ne): New peephole.
7753 (*cpse.eq): New peephole from former cpse peepholes.
7755 2012-01-27 Michael Eager <eager@eagercon.com>
7757 * config/microblaze.c (microblaze_emit_compare): Correct
7758 test after pcmp instruction.
7760 2012-01-27 Richard Guenther <rguenther@suse.de>
7762 PR tree-optimization/52020
7763 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
7765 2012-01-27 Richard Guenther <rguenther@suse.de>
7767 * ipa-pure-const.c (check_stmt): Clobbers do not make a
7768 function non-const/pure.
7770 2012-01-27 Richard Guenther <rguenther@suse.de>
7772 PR tree-optimization/50444
7773 * tree-sra.c (build_ref_for_offset): Properly adjust the
7774 MEM_REF type for unaligned accesses.
7776 2012-01-27 Richard Guenther <rguenther@suse.de>
7778 PR tree-optimization/50444
7779 * expr.c (mem_ref_refers_to_non_mem_p): New function.
7780 (expand_assignment): Use it. Properly handle misaligned
7781 bases when expanding stores to component references.
7782 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
7785 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
7788 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
7789 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
7790 * tree-data-ref.c (find_data_references_in_loop): Make static.
7791 (compute_all_dependences): Change return type to bool. Bail out
7792 for too many datarefs in a loop. Move the hunk resetting the data
7793 dependences vector from ...
7794 (compute_data_dependences_for_loop): ... here. Account for
7795 compute_all_dependences returning false.
7796 (compute_data_dependences_for_bb): Likewise.
7797 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
7798 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
7800 2012-01-27 Richard Guenther <rguenther@suse.de>
7803 * expr.c (store_field): Use the alias-set of the scratch memory
7806 2012-01-27 Tom de Vries <tom@codesourcery.com>
7808 PR tree-optimization/51990
7809 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7811 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
7813 2012-01-27 Jakub Jelinek <jakub@redhat.com>
7816 * var-tracking.c (reverse_op): Don't add any reverse operation
7817 if V already has any constant locations.
7819 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7821 * doc/invoke.texi: Correct usage of "command line" (noun)
7822 vs "command-line" (adjective) throughout.
7824 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7826 * doc/invoke.texi (Language Independent Options): Move
7827 -Wcoverage-mismatch blurb from here....
7828 (Warning Options): ...to here.
7830 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
7832 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7833 Set rs6000_always_hint to false for 476.
7835 2012-01-27 Matthias Klose <doko@ubuntu.com>
7837 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
7839 * incpath.c (add_standard_paths): Likewise.
7841 2012-01-27 Richard Henderson <rth@redhat.com>
7843 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7844 * config/m68k/sync.md (atomic_test_and_set): Rename from
7845 sync_test_and_setqi and adjust the operands.
7846 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
7847 and unconditionally enable.
7849 2012-01-27 Richard Henderson <rth@redhat.com>
7851 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7852 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
7853 (ldstub): Rename from ldstubqi.
7854 (ldstub<I24MODE>): Remove.
7856 2012-01-27 Richard Henderson <rth@redhat.com>
7858 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7859 * c-cppbuiltin.c (cpp_atomic_builtins): Define
7860 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
7861 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
7862 * doc/tm.texi: Rebuild.
7864 2012-01-27 Richard Henderson <rth@redhat.com>
7866 * optabs.c (gen_atomic_test_and_set): Remove default.
7867 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
7869 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7871 PR rtl-optimization/51978
7872 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
7873 (combine_reaching_defs): Likewise.
7874 (struct re_info): Remove.
7875 (add_removable_extension): Remove x and data arguments,
7876 add insn, insn_list and def_map. Use the arguments directly
7877 instead of using struct re_info.
7878 (find_removable_extensions): Don't call add_removable_extension
7879 through note_stores, instead just call it with single_set
7881 (find_and_remove_re): Pass curr_cand->expr instead of
7882 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
7884 2012-01-26 Michael Matz <matz@suse.de>
7886 PR tree-optimization/46590
7887 * cfgexpand.c: Revert last change (r183305).
7888 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
7890 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
7891 checking for emptiness.
7893 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7896 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
7897 non-addressable non-BLKmode base correctly.
7899 2012-01-26 Michael Matz <matz@suse.de>
7901 PR tree-optimization/48794
7902 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
7903 regions referenced from RESX/EH_DISPATCH.
7905 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7907 * config/s390/s390.h: Make BRANCH_COST an option.
7908 * config/s390/s390.opt: New option -mbranch-cost.
7910 2012-01-26 Richard Henderson <rth@redhat.com>
7912 Revert 2012-01-24 change:
7913 * trans-mem.c (requires_barrier): Do not instrument thread local
7914 variables and emit save/restore for them.
7916 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7919 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
7922 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
7924 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
7927 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
7930 Rename __pgm to __flash.
7931 Rename __pgm1 to __flash1.
7932 Rename __pgm2 to __flash2.
7933 Rename __pgm3 to __flash3.
7934 Rename __pgm4 to __flash4.
7935 Rename __pgm5 to __flash5.
7936 Rename __pgmx to __memx.
7937 * doc/extend.texi (AVR Named Address Spaces)
7938 Rename address space names as indicated above.
7939 * config/avr/avr.c (avr_addrspace): Ditto.
7941 * config/avr/avr-protos.h
7942 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
7943 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
7944 * config/avr/predicates.md: Ditto.
7945 * config/avr/avr.c Ditto, and
7946 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
7947 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
7949 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
7950 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
7951 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
7952 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
7953 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
7954 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
7955 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
7956 * config/avr/avr.c: Ditto.
7957 * config/avr/avr.md: Ditto.
7959 2012-01-25 Jason Merrill <jason@redhat.com>
7962 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
7964 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7966 PR tree-optimization/51987
7967 * tree-data-ref.c (get_references_in_stmt): Handle references in
7968 non-volatile GIMPLE_ASM.
7970 2012-01-25 Richard Guenther <rguenther@suse.de>
7972 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
7973 bases are dereferenced.
7975 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7977 PR rtl-optimization/48374
7978 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
7980 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7982 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
7983 compute_data_dependences_for_loop returns false.
7984 * tree-parloops.c (loop_parallel_p): Likewise.
7986 2012-01-25 Richard Guenther <rguenther@suse.de>
7988 * tree.h (get_pointer_alignment_1): Declare.
7989 * builtins.c (get_pointer_alignment_1): New function.
7990 (get_pointer_alignment): Use it.
7992 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7994 PR rtl-optimization/48308
7995 * combine.c (enum undo_kind): Add UNDO_LINKS.
7996 (struct undo): Add member l to other_contents and where.
7997 (do_SUBST_LINK): New.
7999 (try_combine): Handle LOG_LINKS for the dummy i1 case.
8000 (undo_all): Handle UNDO_LINKS.
8002 2012-01-25 Richard Henderson <rth@redhat.com>
8004 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
8007 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8009 * optabs.c (gen_atomic_test_and_set): Use each argument.
8011 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8013 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
8014 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
8015 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
8016 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
8017 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
8018 TARGET_PAIRED_SINGLE_FLOAT.
8020 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8022 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
8023 (in_struct, return_val): Remove MEM documentation.
8024 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
8025 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
8026 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
8028 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
8029 * cfgexpand.c (add_alias_set_conflicts): Likewise.
8030 * expr.c (store_field): Likewise.
8031 * function.c (assign_stack_temp_for_type): Likewise.
8032 * ifcvt.c (noce_try_cmove_arith): Likewise.
8033 * reload1.c (reload): Likewise.
8034 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
8035 (alpha_set_memflags): Likewise.
8036 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
8038 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
8040 * rtl.h (true_dependence, canon_true_dependence): Remove varies
8042 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
8043 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
8044 (true_dependence_1, true_dependence, canon_true_dependence): Remove
8046 * cselib.c (cselib_rtx_varies_p): Delete.
8047 (cselib_invalidate_mem): Update call to canon_true_dependence.
8048 * dse.c (record_store, check_mem_read_rtx): Likewise.
8049 (scan_reads_nospill): Likewise.
8050 * cse.c (check_dependence): Likewise.
8051 (cse_rtx_varies_p): Delete.
8052 * expr.c (safe_from_p): Update call to true_dependence.
8053 * ira.c (validate_equiv_mem_from_store): Likewise.
8054 (memref_referenced_p): Likewise.
8055 * postreload-gcse.c (find_mem_conflicts): Likewise.
8056 * sched-deps.c (sched_analyze_2): Likewise.
8057 * store-motion.c (load_kills_store): Likewise.
8058 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
8059 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8060 (compute_transp): Update call to canon_true_dependence.
8062 2012-01-25 Richard Henderson <rth@redhat.com>
8064 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
8065 (maybe_emit_atomic_test_and_set): New.
8066 (expand_sync_lock_test_and_set): Use it.
8067 (expand_atomic_test_and_set): Likewise.
8068 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
8069 the implementation; clarify implementation defined details.
8070 * doc/md.texi (atomic_test_and_set): Document.
8072 2012-01-25 Richard Henderson <rth@redhat.com>
8074 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
8076 2012-01-25 Richard Henderson <rth@redhat.com>
8079 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
8080 to effect no-op split.
8082 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8085 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
8086 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
8087 (BT_FN_VOID_PTR_INT_SIZE): New.
8088 (BT_FN_UINT_UINT_VAR): Remove.
8089 (BT_FN_UINT32_UINT32_VAR): New.
8090 (BT_FN_DOUBLE_VPTR): Remove.
8091 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
8093 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
8094 (_ITM_changeTransactionMode): Same.
8095 (_ITM_memmoveRtWt): Change return type to void.
8096 (_ITM_memcpyRtWt): Same.
8097 (_ITM_memsetW): Same.
8098 (_ITM_RaRD): Change types to double.
8103 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
8105 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8106 Patrick Marlier <patrick.marlier@gmail.com>
8108 * trans-mem.c (requires_barrier): Do not instrument thread local
8109 variables and emit save/restore for them.
8111 2012-01-24 Jason Merrill <jason@redhat.com>
8114 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
8115 output static aliases.
8117 2012-01-24 Jakub Jelinek <jakub@redhat.com>
8120 * common.opt (-pie, -shared, pie, shared): Change from Common to
8122 * gcc.c (display_help): Display help for -pie and -shared.
8124 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
8127 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
8128 Remove note on size/offset limitation.
8129 (AVR Variable Attributes): Add example how to read data located
8130 with progmem. Refer to named address spaces.
8131 * doc/invoke.texi (AVR Options): Fix typo.
8133 2012-01-24 Richard Guenther <rguenther@suse.de>
8135 Forward-port to trunk
8136 2010-09-21 Jakub Jelinek <jakub@redhat.com>
8139 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
8140 op0 isn't sufficiently aligned and there is movmisalignM
8141 insn for mode, use it to load op0 into a temporary register.
8143 2012-01-24 Jakub Jelinek <jakub@redhat.com>
8146 * target.def (const_not_ok_for_debug_p): New hook.
8147 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
8149 * doc/tm.texi: Regenerated.
8150 * dwarf2out.c (const_ok_for_output_1): If
8151 targetm.const_not_ok_for_debug_p returns true, fail.
8152 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
8154 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
8156 2012-01-23 Kai Tietz <ktietz@redhat.com>
8159 * config/i386/predicates.md (symbolic_operand): Allow
8160 UNSPEC_PCREL as PIC expression for lea.
8161 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
8162 * config/i386/i386.c (ix86_delegitimize_address): Handle
8163 UNSPEC_PCREL for none-MEM, too.
8165 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
8167 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
8168 (ipa_tm_create_version_alias): Same.
8170 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
8173 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
8174 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
8176 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
8177 Patrick Marlier <patrick.marlier@gmail.com>
8178 Iain Sandoe <developer@sandoe-acoustics.co.uk>
8181 * lto-wrapper.c (run_gcc): Pass the LTO section name to
8182 simple_object_start_read.
8184 2012-01-23 Richard Guenther <rguenther@suse.de>
8187 PR tree-optimization/51895
8188 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
8189 parameter decomposition into BLKmode components.
8191 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
8193 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
8194 fake variables for restrict-qualified pointers whose pointed-to type
8195 contains a placeholder.
8197 2012-01-23 Richard Guenther <rguenther@suse.de>
8199 PR tree-optimization/51949
8200 * ipa-split.c (execute_split_functions): Do not split malloc functions.
8202 2012-01-23 Jakub Jelinek <jakub@redhat.com>
8204 PR rtl-optimization/51933
8205 * ree.c (transform_ifelse): Return true right away if dstreg is
8206 already wider or equal to cand->mode.
8207 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
8208 (make_defs_and_copies_lists): Remove defs_list and copies_list
8209 arguments, add state argument, just truncate state->work_list
8210 instead of always allocating and freeing the vector. Assert that
8211 get_defs succeeds instead of returning 2. Changed return type to bool.
8212 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
8213 have ext_src_mode, see if it has been modified already with the
8214 right kind of extension and has been extended before from the
8215 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
8216 just return true. Remember the original mode in state->modified array.
8217 (combine_reaching_defs): Add state argument. Don't allocate and
8218 free here def_list, copied_list and vec vectors, instead just
8219 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
8220 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
8221 Add state variable, clear vectors in it, initialize state.modified
8222 if needed. Free all the vectors at the end and state.modified too.
8223 Don't skip a candidate if the extension expression has been modified.
8225 2012-01-22 Douglas B Rupp <rupp@gnat.com>
8228 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
8229 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
8230 (extra_options) interix.opt -> i386/interix.opt"
8231 (extra_objs):Add winnt-stubs.o
8232 * configure.ac: Add interix to target_os .comm on PE check.
8233 * configure: Regenerate.
8234 * config/interix3.h: Delete and move bits to..
8235 * config/interix.h: Delete and move bits to..
8236 * config/i386/i386-interix3.h: Delete and move bits to..
8237 * config/i386/i386-interix.h: ..here.
8238 (TARGET_CPU_DEFAULT): Remove redefinition.
8239 (TARGET_ASM_CONSTRUCTOR): Undefine.
8240 (SUBTARGET_SWITCHES): Define for ms-bitfields.
8241 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
8242 (PTRDIFF_TYPE): Define.
8243 (LONG_DOUBLE_TYPE_SIZE): Define.
8244 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
8245 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
8246 (TARGET_SECTION_TYPE_FLAGS): Define.
8247 (ASM_DECLARE_FUNCTION_NAME): Define.
8248 (ASM_OUTPUT_EXTERNAL): Define.
8249 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8250 (ASM_OUTPUT_ALIGNED_BSS): Define.
8251 (PCC_BITFIELD_TYPE_MATTERS): Define.
8252 (USE_CONST_SECTION): Define.
8253 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
8254 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
8255 (SUPPORTS_ONE_ONLY): Remove.
8256 (I386_PE_STRIP_ENCODING): Define.
8257 * config/interix.opt: Delete and move bits to..
8258 * config/i386/interix.opt: ..here. New.
8259 (mpe-aligned-commons): Add.
8260 * config/i386/t-interix: Add copyright header.
8261 (winnt-stubs.o): Add rule.
8263 2012-01-22 Jason Merrill <jason@redhat.com>
8266 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
8267 for extra name aliases.
8269 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
8271 PR rtl-optimization/51924
8272 * ree.c (combine_set_extension): Improve debugging message.
8273 (combine_reaching_defs): Likewise.
8274 (get_defs): Rename confusingly named variable.
8275 (find_and_remove_re): Skip a candidate if the extension expression has
8278 2012-01-21 Robert Millan <rmh@gnu.org>
8279 Gerald Pfeifer <gerald@pfeifer.com>
8281 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
8282 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
8284 2012-01-20 Jakub Jelinek <jakub@redhat.com>
8286 PR tree-optimization/51914
8287 * tree-vect-stmts.c (vectorizable_conversion): For
8288 cvt_type && modifier == WIDEN, put temporary with cvt_type
8289 at the beginning of vec_dsts and set vec_dest to temporary
8292 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
8294 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
8296 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
8298 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
8299 * config/rs6000/rs6000.c: Likewise.
8301 2012-01-20 Jakub Jelinek <jakub@redhat.com>
8304 * config/arm/arm.c (arm_count_output_move_double_insns): Call
8305 output_move_double on a copy of operands array.
8307 2012-01-20 Cary Coutant <ccoutant@google.com>
8308 Dodji Seketeli <dodji@redhat.com>
8311 * dwarf2out.c (copy_declaration_context): Return ref to parent
8312 of declaration DIE, if necessary.
8313 (remove_child_or_replace_with_skeleton): Add new parameter; update
8314 caller. Place skeleton DIE under parent DIE of original declaration.
8315 Move call to copy_declaration_context to here ...
8316 (break_out_comdat_types): ... from here.
8318 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8320 PR rtl-optimization/51856
8321 * reload.c (find_reloads_subreg_address): Set the address_reloaded
8324 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8327 * config/arm/arm.c (arm_print_operand): Correct output of alignment
8328 hints for neon loads and stores.
8330 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
8334 * doc/extend.texi (Named Address Spaces): Split into subsections.
8335 (AVR Named Address Spaces): New subsection.
8336 (M32C Named Address Spaces): New subsection.
8337 (RL78 Named Address Spaces): New subsection.
8338 (SPU Named Address Spaces): New subsection.
8339 (Variable Attributes): New anchor "AVR Variable Attributes".
8340 (AVR Variable Attributes): Rewrite and avoid wording
8341 "address space" in this context.
8342 * doc/invoke.texi (AVR Options): Rewrite and add documentation
8343 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
8344 (AVR Built-in Macros): New subsubsection therein.
8345 * doc/md.texi (AVR constraints): Remove "C04", "R".
8347 2012-01-20 Richard Guenther <rguenther@suse.de>
8349 PR tree-optimization/51903
8350 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
8351 when removing stmts.
8353 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8356 * config/arm/arm.c (arm_load_pic_register): Use
8357 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
8358 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
8359 (arm_pic_static_addr): Likewise.
8360 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
8361 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
8362 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
8363 (pic_load_addr_unified): New.
8365 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
8368 * function.c (instantiate_virtual_regs_in_insn): Use
8369 delete_insn_and_edges when removing a wrong asm insn.
8371 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
8373 PR rtl-optimization/40761
8374 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
8375 Add new member loop_num.
8376 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
8377 (ira_build): Remove the parameter.
8379 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
8380 (ira.c): Do not build CFG loops for one region allocation. Remove
8381 argument from ira_build call.
8383 * ira-build.c (init_loop_tree_node): New function.
8384 (create_loop_tree_nodes): Use it. Separate the case when CFG
8385 loops are not built.
8386 (more_one_region_p): Check current_loops.
8387 (finish_loop_tree_nodes): Separate the case when CFG loops are not
8389 (add_loop_to_tree): Process loop equal to NULL too.
8390 (form_loop_tree): Separate the case when CFG loops are not built.
8391 Use explicitly number for the root.
8392 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
8394 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
8395 instead of loop->num.
8396 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
8397 (mark_all_loops_for_removal): Ditto.
8398 (remove_unnecessary_regions): Separate the case when CFG loops
8400 (ira_build): Remove the parameter. Use explicit number of regions
8401 when CFG loops are not built.
8403 * ira-color.c (print_loop_title): Separate the case for the root node.
8404 Use loop_num instead of loop->num.
8405 (move_spill_restore): Use loop_num instead of loop->num.
8407 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
8408 (change_loop): Ditto.
8409 (change_loop): Use loop_num instead of loop->num.
8411 * ira-lives.c (process_bb_node_lives): Ditto.
8413 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
8415 * ira-conflicts.c (print_allocno_conflicts): Ditto.
8417 2012-01-19 Jakub Jelinek <jakub@redhat.com>
8420 * tree-mudflap.c (mf_artificial): New function.
8421 (execute_mudflap_function_ops, execute_mudflap_function_decls,
8422 mx_register_decls, mudflap_enqueue_decl): Use it.
8425 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
8426 numbers in the insn pattern.
8428 2012-01-19 Michael Matz <matz@suse.de>
8430 PR tree-optimization/46590
8431 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
8432 use it in remembering which conflicts we already created.
8433 (add_scope_conflicts): Adjust call to above, (de)allocate helper
8436 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
8439 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
8440 (merge_and_complain): Same.
8442 2012-01-19 Jakub Jelinek <jakub@redhat.com>
8445 * config/initfini-array.h: Guard content of the header
8446 with #ifdef HAVE_INITFINI_ARRAY.
8447 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
8448 Add initfini-array.h to tm_file here.
8449 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
8450 * config.gcc: Don't add initfini-array.h to tm_file here.
8451 * configure: Regenerated.
8453 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
8455 PR rtl-optimization/51505
8456 * df-problems.c (df_kill_notes): New parameter live. Update comment.
8457 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
8458 (df_note_bb_compute): Update the call to df_kill_notes.
8460 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
8462 * trans-mem.c (requires_barrier): Remove call to is_global_var.
8464 2012-01-18 Richard Guenther <rguenther@suse.de>
8466 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
8467 of conversions to void *.
8469 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8470 Richard Sandiford <rdsandiford@googlemail.com>
8474 * optabs.h (simplify_expand_binop): Declare.
8475 * optabs.c (simplify_expand_binop): Make global.
8476 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
8477 endian targets if the source cannot be exactly covered by word
8480 2012-01-17 Jakub Jelinek <jakub@redhat.com>
8483 * hard-reg-set.h (struct hard_reg_set_container): New type.
8484 * target.h (struct hard_reg_set_container): Forward declare.
8485 * target.def (set_up_by_prologue): New target hook.
8486 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
8487 * doc/tm.texi: Regenerated.
8488 * function.c (thread_prologue_and_epilogue_insns): Change
8489 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
8490 Call targetm.set_up_by_prologue on it.
8491 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
8492 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
8494 2012-01-17 Nick Clifton <nickc@redhat.com>
8496 * config/rx/rx.c (rx_can_use_simple_return): New function.
8497 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
8498 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
8500 2012-01-17 Richard Guenther <rguenther@suse.de>
8503 * expr.c (expand_assignment): Take address-space information
8504 from the address operand of MEM_REF and TARGET_MEM_REF.
8505 (expand_expr_real_1): Likewise.
8507 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8509 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
8510 reload dump is requested.
8512 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
8515 * trans-mem.c (requires_barrier): Call may_be_aliased.
8517 2012-01-17 Jakub Jelinek <jakub@redhat.com>
8519 PR tree-optimization/51877
8520 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
8521 call arguments and fndecls compare equal, instead return false if they
8522 don't. Return true only if lhs1 and lhs2 are either both NULL, or
8523 both SSA_NAMEs that are valueized the same, or they satisfy
8526 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8528 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
8530 * configure: Regenerate.
8532 2012-01-16 Jan Hubicka <jh@suse.cz>
8536 * convert.c (convert_to_integer): Use fold_convert for
8537 converting an INTEGER_CST to integer type.
8539 2012-01-16 Jason Merrill <jason@redhat.com>
8542 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
8544 2012-01-16 Jakub Jelinek <jakub@redhat.com>
8547 * config/s390/s390.c (s390_chunkify_start): Don't skip
8548 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
8549 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
8550 If insn is followed by NOTE_INSN_VAR_LOCATION or
8551 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
8552 Don't use location of note insns.
8554 PR tree-optimization/51865
8555 * tree-inline.c (tree_function_versioning): Call remap_decl
8556 on DECL_RESULT whenever it has VOID_TYPE_P type.
8558 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8560 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
8561 for calls to locally-binding MIPS16 functions if only the return
8562 type uses float regs.
8564 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
8565 Richard Sandiford <rdsandiford@googlemail.com>
8567 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
8568 (SYMBOL_32_HIGH): Likewise.
8569 (mips_output_tls_reloc_directive): Declare.
8570 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
8571 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
8572 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
8573 (mips_lo_relocs, mips_hi_relocs): Make extern.
8574 (mips16_stub_function): Move up file.
8575 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
8576 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
8577 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
8578 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
8579 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
8580 (mips_get_tp): Add MIPS16 support.
8581 (mips_legitimize_tls_address): Remove MIPS16 sorry().
8582 Generalize DTPREL and TPREL handling.
8583 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
8584 Add MIPS16 TLS support.
8585 (mips_output_tls_reloc_directive): New function.
8586 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
8587 * config/mips/predicates.md (symbolic_operand_with_high)
8588 (tls_reloc_operand): New predicates.
8589 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
8590 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
8591 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
8592 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
8593 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
8594 (*tls_get_tp_mips16_call_<mode>): Likewise.
8596 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
8598 PR rtl-optimization/51821
8599 * recog.c (peep2_find_free_register): Determine clobbered registers
8602 2012-01-14 Denis Chertykov <chertykov@gmail.com>
8605 * config/avr/avr-protos.h: Revert change of 2012-01-09.
8606 * config/avr/avr.c: Likewise.
8607 * config/avr/avr.h: Likewise.
8609 2012-01-13 Ian Lance Taylor <iant@google.com>
8612 * tree.h (TYPE_QUALS): Add cast to int.
8613 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
8615 2012-01-13 Ian Lance Taylor <iant@google.com>
8617 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
8618 comparing param_index to VEC_length result.
8620 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
8622 * c-decl.c: Do not include tree-mudflap.h
8623 * tree-optimize.c: Likewise.
8624 * Makefile.in: Update dependencies.
8626 2012-01-13 Richard Guenther <rguenther@suse.de>
8629 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
8630 variable-sized result always use RSO.
8632 2012-01-12 DJ Delorie <dj@redhat.com>
8634 * cfgexpand.c (convert_debug_memory_address): Allow any valid
8635 pointer type, not just the default pointer type.
8637 2012-01-09 Richard Henderson <rth@redhat.com>
8638 Denis Chertykov <chertykov@gmail.com>
8641 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
8642 * config/avr/avr.c (avr_can_eliminate): Simplify.
8643 (avr_initial_elimination_offset): Likewise.
8644 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
8645 (expand_epilogue): Likewise.
8646 (avr_legitimize_address): Gut.
8647 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
8648 (avr_hard_regno_nregs): New.
8649 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
8650 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
8651 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
8652 add soft frame pointer.
8653 (CALL_USED_REGISTERS): Likewise.
8654 (REG_CLASS_CONTENTS): Likewise.
8655 (REGISTER_NAMES): Likewise.
8656 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
8657 (HARD_FRAME_POINTER_REGNUM): New.
8658 (FRAME_POINTER_REGNUM): Use soft frame pointer.
8659 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
8660 remove the HARD_FRAME_POINTER self-elimination.
8662 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
8665 * config/avr/avr.c (avr_encode_section_info): Test for absence of
8666 DECL_EXTERNAL when checking for initializers of progmem variables.
8668 2012-01-12 Ira Rosen <irar@il.ibm.com>
8670 PR tree-optimization/51799
8671 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
8672 that the last operation is a type demotion.
8674 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
8676 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
8677 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
8679 2012-01-11 Jakub Jelinek <jakub@redhat.com>
8682 * combine.c (distribute_notes): If i3 is a noreturn call,
8683 allow old_size to be equal to args_size and make sure the
8684 noreturn call gets REG_ARGS_SIZE note.
8685 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
8686 on noreturn calls even when the delta is 0.
8688 2012-01-11 Nathan Sidwell <nathan@acm.org>
8690 * gcov.c (STRING_SIZE): Remove.
8691 (generate_results): Erase annotations for source files with no
8692 coverage information.
8694 (output_lines): Use it.
8696 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8698 * gimple.h (gimplify_body): Remove first argument.
8699 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
8700 pointer set here, instead just pass DATA to walk_tree.
8701 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
8702 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
8703 (unvisit_body): Likewise, but with unmark_visited.
8704 (gimplify_body): Remove BODY_P argument and adjust.
8705 (gimplify_function_tree): Adjust call to gimplify_body.
8706 * omp-low.c (finalize_task_copyfn): Likewise.
8708 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8710 * tree.h (build_function_decl_skip_args): Add boolean parameter.
8711 (build_function_type_skip_args): Delete.
8712 * tree.c (build_function_type_skip_args): Make static and add
8713 SKIP_RETURN parameter. Fix thinko in the handling of variants.
8714 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
8715 pass it to build_function_type_skip_args.
8716 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
8717 (tree_function_versioning): Likewise.
8718 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
8719 build_function_decl_skip_args.
8720 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
8721 and pass it to build_function_decl_skip_args/tree_function_versioning.
8722 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
8723 * ipa-inline-transform.c (save_inline_function_body): Likewise.
8724 * trans-mem.c (ipa_tm_create_version): Likewise.
8725 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
8726 * tree-inline.c (declare_return_variable): Remove always-true test.
8727 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
8728 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
8729 * ipa-split.c (split_function): Skip the return value for the split
8730 part if it doesn't return.
8732 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8734 PR tree-optimization/49642
8735 * ipa-split.c (forbidden_dominators): New variable.
8736 (check_forbidden_calls): New function.
8737 (dominated_by_forbidden): Likewise.
8738 (consider_split): Check for forbidden dominators.
8739 (execute_split_functions): Initialize and free forbidden
8740 dominators info; call check_forbidden_calls.
8742 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8744 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
8746 2012-01-11 Nick Clifton <nickc@redhat.com>
8748 * config/rx/rx.md (return): Define pattern.
8750 2012-01-11 Richard Guenther <rguenther@suse.de>
8752 * doc/extend.texi (malloc attribute): Adjust according to
8755 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
8756 Patrick Marlier <patrick.marlier@gmail.com>
8759 * trans-mem.c (get_cg_data): Traverse aliases if requested.
8760 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
8761 (ipa_tm_note_irrevocable): Same.
8762 (ipa_tm_scan_irr_block): Same.
8763 (ipa_tm_decrement_clone_counts): Same.
8764 (ipa_tm_scan_irr_function): Same.
8765 (ipa_tm_create_version_alias): Same.
8766 (ipa_tm_create_version): Same.
8767 (ipa_tm_transform_calls_redirect): Same.
8768 (ipa_tm_transform_calls): Same.
8769 (ipa_tm_transform_transaction): Same.
8770 (ipa_tm_execute): Same.
8772 2012-01-10 Richard Guenther <rguenther@suse.de>
8775 * opts.c (common_handle_option): Handle -Werror.
8777 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
8779 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
8782 2012-01-10 Jason Merrill <jason@redhat.com>
8784 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
8787 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8789 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
8790 supports R_386_TLS_GD_PLT reloc.
8791 (gcc_cv_as_ix86_tlsldmplt): Check if linker
8792 supports R_386_TLS_LDM_PLT reloc.
8793 * configure: Regenerate.
8794 * config.in: Regenerate.
8796 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
8799 Extend __pgmx semantics to linearize memory.
8800 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
8801 determine if code comes inline or from libgcc.
8802 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
8803 (movmem_qi, movmem_qi): Set constraint #2 to "n".
8804 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
8805 (movmemx_qi, movmemx_hi): New insns.
8806 (xload_<mode>_libgcc): Rewrite to new insn condition.
8807 (xload_<mode>): Remove insns.
8808 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
8809 cases that don't satisfy avr_xload_libgcc_p().
8810 (avr_addr_space_convert): Allow converting in any direction.
8811 (avr_addr_space_subset_p): Return always true.
8812 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
8813 (avr_emit_movmemhi): Ditto.
8814 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
8815 (avr_out_movmem): Ditto.
8816 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
8817 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
8818 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
8819 (avr_encode_section_info): Encode 'progmem' in symbol flags.
8820 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
8822 2012-01-10 Richard Guenther <rguenther@suse.de>
8824 PR tree-optimization/50913
8825 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
8826 Require data-refs to be representable by Graphite with respect
8829 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
8831 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
8832 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
8834 2012-01-10 Tom de Vries <tom@codesourcery.com>
8836 PR rtl-optimization/51271
8837 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
8838 handling annulled branch.
8840 2012-01-10 Richard Henderson <rth@redhat.com>
8842 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
8843 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
8844 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
8845 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
8846 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
8847 arm_expand_vec_perm_const): New.
8848 * config/arm/arm-protos.h: Update.
8849 * config/arm/neon.md (UNSPEC_VCONCAT): New.
8850 (*neon_vswp<VDQX>): New.
8851 (neon_vcombine<VDX>): Use neon_split_vcombine.
8852 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
8853 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
8854 (vec_perm<VE>): New.
8856 2012-01-10 Richard Henderson <rth@redhat.com>
8858 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
8859 use it if reload_completed.
8860 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
8861 arm_output_asm_insn, arm_process_output_memory_barrier,
8862 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
8863 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
8864 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
8865 arm_process_output_sync_insn, arm_output_sync_insn,
8866 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
8867 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
8868 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
8869 (emit_unlikely_jump): New.
8870 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
8871 (arm_split_atomic_op): New.
8872 * config/arm/arm-protos.h: Update.
8873 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
8874 (struct arm_sync_generator): Remove.
8875 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
8876 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
8877 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
8878 (VUNSPEC_LL, VUNSPEC_SC): New.
8879 (sync_result, sync_memory, sync_required_value, sync_new_value,
8880 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
8881 (attr length): Don't use arm_sync_loop_insns.
8882 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
8883 (movsfcc, movdfcc): Likewise.
8884 * config/arm/constraints.md (Ua): New.
8885 * config/arm/prediates.md (mem_noofs_operand): New.
8886 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
8887 (sync_clobber, sync_t2_reqd): Remove.
8888 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
8889 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
8890 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
8891 (arm_sync_compare_and_swap<SIDI>): Remove.
8892 (arm_sync_compare_and_swap<NARROW>): Remove.
8893 (arm_sync_lock_test_and_set<SIDI>): Remove.
8894 (arm_sync_lock_test_and_set<NARROW>): Remove.
8895 (arm_sync_new_<syncop><SIDI>): Remove.
8896 (arm_sync_new_<syncop><NARROW>): Remove.
8897 (arm_sync_new_nand<SIDI>): Remove.
8898 (arm_sync_new_nand<NARROW>): Remove.
8899 (arm_sync_old_<syncop><SIDI>): Remove.
8900 (arm_sync_old_<syncop><NARROW>): Remove.
8901 (arm_sync_old_nand<SIDI>): Remove.
8902 (arm_sync_old_nand<NARROW>): Remove.
8903 (*memory_barrier): Merge arm_output_memory_barrier.
8904 (atomic_compare_and_swap<QHSD>): New.
8905 (atomic_compare_and_swap<NARROW>_1): New.
8906 (atomic_compare_and_swap<SIDI>_1): New.
8907 (atomic_exchange<QHSD>): New.
8908 (cas_cmp_operand, cas_cmp_str): New.
8909 (atomic_op_operand, atomic_op_str): New.
8910 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
8911 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
8912 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
8913 (arm_load_exclusive<NARROW>): New.
8914 (arm_load_exclusivesi, arm_load_exclusivedi): New.
8915 (arm_store_exclusive<QHSD>): New.
8917 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8919 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
8920 reload patterns if -mvsx-scalar-memory.
8922 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
8923 generated, even -mno-vsx-scalar-double was used.
8924 (vsx_xscvdpsp_scalar): Likewise.
8925 (vsx_xscvspdp_scalar2): Likewise.
8927 2012-01-09 Tom de Vries <tom@codesourcery.com>
8928 Andrew Pinski <apinski@cavium.com>
8931 * reorg.c (fill_slots_from_thread): Don't speculate
8932 frame-related insns.
8934 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
8936 * sched-int.h (bb_note): Move to...
8937 * basic-block.h: ...here.
8938 * haifa-sched.c (bb_note): Move to...
8939 * cfgrtl.c: ...here.
8940 * function.c (next_block_for_reg): New function.
8941 (move_insn_for_shrink_wrap): Likewise.
8942 (prepare_shrink_wrap): Rewrite to use the above.
8944 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
8946 * gimple.c (is_gimple_non_addressable): Remove.
8947 * gimple.h: Remove is_gimple_non_addressable.
8948 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
8949 is_gimple_non_addressable.
8950 * trans-mem.c (expand_assign_tm): Same.
8952 2012-01-09 Richard Guenther <rguenther@suse.de>
8954 PR tree-optimization/51775
8955 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
8956 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
8958 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8960 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8962 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8964 2012-01-09 Richard Guenther <rguenther@suse.de>
8966 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
8968 2012-01-08 Jan Hubicka <jh@suse.cz>
8970 PR tree-optimize/51680
8971 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
8972 on when known_vals needs to be computed; cleanup.
8974 2012-01-08 Jan Hubicka <jh@suse.cz>
8976 PR tree-optimize/51694
8977 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
8979 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
8981 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
8982 for -std=c++98 and -std=c++11 too.
8984 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
8986 * cfgloop.c (cancel_loop): Add free() of bbs array.
8988 2012-01-07 Jan Hubicka <jh@suse.cz>
8990 PR tree-optimization/51600
8991 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
8992 that benefits small functions.
8994 2012-01-07 Jan Hubicka <jh@suse.cz>
8996 * ipa-inline.c (want_inline_small_function_p): Fix formating.
8998 2012-01-07 Jan Hubicka <jh@suse.cz>
9000 PR tree-optimization/51680
9001 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
9002 whose inlining reduce unit size.
9004 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
9007 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
9008 Add canonical node to containing_mem chain after the non-canonical
9009 one, even if there weren't any locs to propagate.
9010 (remove_useless_values): Keep only canonical values.
9011 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
9012 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
9013 canonicalize mem_chain elements that are not discarded.
9015 2012-01-06 Jakub Jelinek <jakub@redhat.com>
9018 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
9019 before emitting functions.
9021 PR gcov-profile/50127
9022 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
9023 clear_aux_for_blocks.
9025 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
9028 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
9030 2012-01-06 Arnaud Charlet <charlet@adacore.com>
9032 * c-decl.c (ext_block): Moved up.
9033 (collect_all_refs, for_each_global_decl): Take ext_block into account.
9035 2012-01-06 Han Shen <shenhan@google.com>
9037 Translate built-in include paths for sysroot.
9038 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
9039 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
9041 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
9042 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
9044 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
9045 control whether sysroot should be prepended to gxx include dir.
9047 * configure: Regenerate.
9049 2012-01-06 Torvald Riegel <triegel@redhat.com>
9051 PR rtl-optimization/51771
9052 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
9053 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
9055 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9057 PR tree-optimization/51315
9058 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
9059 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
9061 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
9064 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
9065 for shrp pattern. Correctly handle and fixup shift variable.
9066 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
9068 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9071 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
9072 note when !ACCUMULATE_OUTGOING_ARGS.
9074 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9076 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
9078 (extract_range_from_unary_expr_1): Avoid useless computations.
9080 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9082 PR rtl-optimization/51767
9083 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
9084 of jump_block and add an extra edge for degenerated asm gotos.
9087 * stmt.c (check_unique_operand_names): Don't ICE during error
9088 reporting if i is from labels chain.
9091 * profile.c (branch_prob): Split bbs that have exit edge
9092 and need a fake entry edge too.
9094 2012-01-05 Jan Hubicka <jh@suse.cz>
9097 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
9100 2012-01-05 Richard Guenther <rguenther@suse.de>
9103 * tree-streamer-out.c (write_ts_optimization): New function.
9104 (streamer_write_tree_body): Call it.
9105 * tree-streamer-in.c (lto_input_ts_optimization): New function.
9106 (streamer_read_tree_body): Call it.
9107 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
9109 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9112 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
9113 * gimplify.c (gimplify_cleanup_point_expr): Save and set
9114 in_cleanup_point_expr before gimplify_stmt call and restore it
9116 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
9117 in_cleanup_point_expr is false.
9119 2012-01-05 Richard Guenther <rguenther@suse.de>
9122 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
9124 * toplev.c (process_options): Reject combining mudflap and LTO.
9125 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
9127 2012-01-05 Richard Guenther <rguenther@suse.de>
9129 PR tree-optimization/51760
9130 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
9132 (bit_value_unop): Handle UNDEFINED operands.
9133 (bit_value_binop): Likewise.
9135 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
9137 * config/avr/avr.c (avr_replace_prefix): Remove.
9138 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
9139 (avr_asm_function_rodata_section): Ditto.
9140 (avr_asm_select_section): Ditto.
9142 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
9144 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
9147 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9150 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
9151 calls that have any non-fake successor edges.
9154 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
9156 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
9158 PR tree-optimization/51624
9159 * tree-sra.c (build_ref_for_model): When replicating a chain of
9160 COMPONENT_REFs, stop as soon as the offset would become negative.
9162 2012-01-04 Jakub Jelinek <jakub@redhat.com>
9165 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
9166 in .debug_loc on the floor.
9168 2012-01-04 Andrew Pinski <apinski@cavium.com>
9170 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
9172 2012-01-04 Andrew Pinski <apinski@cavium.com>
9173 Adam Nemet <anemet@caviumnetworks.com>
9175 * config/mips/mips.md (size): Add SI and DI.
9176 (SIZE): New mode attribute.
9177 (U): New code attribute.
9178 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
9179 (mips_lbux_<mode>): Delete.
9180 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
9181 (mips_lhx): Use gen_mips_lhx_extsi.
9182 (mips_lhx_<mode>): Delete.
9184 (mips_l<size>x): New expand.
9185 (mips_lwx_<mode>): Delete.
9186 (mips_l<GPR:size>x_<P:mode>): New pattern.
9187 (*mips_lw<u>x_<P:mode>_ext): Likewise.
9188 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
9189 * config/mips/mips.c (mips_lx_address_p): New function.
9190 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
9191 (dsp64): New availability predicate.
9192 (mips_builtins): Add an entry for __builtin_mips_ldx.
9193 * config/mips/mips.h (ISA_HAS_LBX): New define.
9194 (ISA_HAS_LBUX): Likewise.
9195 (ISA_HAS_LHX): Likewise.
9196 (ISA_HAS_LHUX): Likewise.
9197 (ISA_HAS_LWX): Likewise.
9198 (ISA_HAS_LWUX): Likewise.
9199 (ISA_HAS_LDX): Likewise.
9200 * doc/extend.texi (__builtin_mips_ldx): Document.
9202 2012-01-04 Tristan Gingold <gingold@adacore.com>
9204 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
9205 when long pointers are used.
9206 * config.build (*-*-*vms*): Handle all OpenVMS targets.
9207 (alpha64-dec-*vms*, alpha*-dec-*vms*)
9208 (ia64-hp-*vms*): Remove.
9209 * config/vms/xm-vms64.h: Delete.
9211 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
9214 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
9216 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
9218 * opts.c (finish_options): Remove duplicate sorry.
9220 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
9223 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
9226 2012-01-04 Richard Guenther <rguenther@suse.de>
9229 * tree.c (size_low_cst): New function.
9230 * tree.h (size_low_cst): Declare.
9231 * fold-const.c (fold_comparison): Use it to extract the low
9232 part of the POINTER_PLUS_EXPR offset.
9234 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
9236 Fix clearing ZERO_REG
9237 * config/avr/avr.md (cc): Add alternative "ldi".
9238 (movqi_insn): Use it in cc attribute.
9239 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
9240 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
9241 (output_reload_insisf): Use ZERO_REG to pre-clear register.
9243 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9245 * configure: Regenerate.
9247 2012-01-04 Richard Guenther <rguenther@suse.de>
9249 PR tree-optimization/49651
9250 * tree-ssa-structalias.c (type_can_have_subvars): New function.
9251 (var_can_have_subvars): Use it.
9252 (get_constraint_for_1): Only consider subfields if there can be any.
9254 2012-01-03 Jakub Jelinek <jakub@redhat.com>
9257 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
9258 to its new canonical_cselib_val and the cselib_val was in
9259 first_containing_mem chain, but the canonical_cselib_val was not,
9260 add the latter into the chain.
9261 (cselib_invalidate_mem): Compare canonical_cselib_val of
9262 addr_list chain elt with v.
9265 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
9266 dwarf2out_undef): Allocate e.info using ggc_strdup instead
9268 (output_macinfo_op): Don't ggc_strdup fd->filename.
9269 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
9270 then ggc_strdup it. Don't free inc->info or cur->info.
9271 (output_macinfo): Don't free ref->info or file->info.
9273 2012-01-03 Ira Rosen <irar@il.ibm.com>
9275 PR tree-optimization/51269
9276 * tree-vect-loop-manip.c (set_prologue_iterations): Make
9277 first_niters a pointer.
9278 (slpeel_tree_peel_loop_to_edge): Likewise.
9279 (vect_do_peeling_for_loop_bound): Update call to
9280 slpeel_tree_peel_loop_to_edge.
9281 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
9282 here. Remove it from the parameters list.
9283 (vect_do_peeling_for_alignment): Update calls and compute
9286 2012-01-03 Richard Guenther <rguenther@suse.de>
9288 PR tree-optimization/51070
9289 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
9290 Properly handle calls.
9292 2012-01-03 Richard Guenther <rguenther@suse.de>
9294 PR tree-optimization/51692
9295 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
9296 the LHS of allocation stmts.
9298 2012-01-03 Olivier Hainque <hainque@adacore.com>
9300 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
9302 2012-01-03 Olivier Hainque <hainque@adacore.com>
9304 * collect2.c (main): In AIX specific computations for vector
9305 insertions, use CONST_CAST2 to cast from char ** to const char **.
9307 2012-01-03 Richard Guenther <rguenther@suse.de>
9310 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
9311 the context of a limbo DIE when it does not already exist.
9313 2012-01-03 Jakub Jelinek <jakub@redhat.com>
9315 PR tree-optimization/51719
9316 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
9317 but direct call is, clear direct call's lhs and don't add fallthrough
9318 edge from dcall_bb to join_bb and PHIs.
9320 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9322 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
9323 the instructions emitted by the pattern.
9324 ("*TDC_insn_<mode>"): Add comment.
9326 2012-01-03 Richard Guenther <rguenther@suse.de>
9329 * fold-const.c (fold_comparison): Properly canonicalize
9330 tree offset and HOST_WIDE_INT bit position.
9332 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
9334 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
9335 operands for extzv pattern.
9337 2012-01-02 Jakub Jelinek <jakub@redhat.com>
9340 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
9343 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
9345 * doc/invoke.texi (-flto and related options): Copy-edit.
9347 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9349 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
9351 2012-01-02 Jakub Jelinek <jakub@redhat.com>
9353 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
9356 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9358 * expr.h (move_by_pieces_ninsns): Declare.
9359 * expr.c (move_by_pieces_ninsns): Make external.
9360 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
9361 (mips_store_by_pieces_p): Likewise.
9362 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
9363 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
9364 * config/mips/mips.c (mips_move_by_pieces_p): New function.
9365 (mips_store_by_pieces_p): Likewise.
9367 2012-01-02 Jakub Jelinek <jakub@redhat.com>
9369 * passes.c (register_one_dump_file): Free full_name.
9371 * reload1.c (reload): Don't allocate reg_max_ref_width here.
9372 (calculate_elim_costs_all_insns): Free offsets_at and
9373 offsets_known_at at the end and clear the pointers.
9375 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
9377 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
9378 this option introduced in r180739.
9380 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
9383 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
9384 (tmake_file target=avr): Add avr/t-multilib.
9386 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
9387 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
9388 * config/avr/genmultilib.awk: New file.
9389 * config/avr/t-multilib: New auto-generated file.
9390 * config/avr/multilib.h: New auto-generated file.
9391 * config/avr/t-avr (AVR_MCUS): New variable.
9392 (genopt.sh): Use it.
9393 (s-mlib): Depend on t-multilib.
9394 (t-multilib, multilib.h): New dependencies.
9395 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
9396 (MULTILIB_OPTIONS): Remove.
9397 (MULTILIB_MATCHES): Remove.
9398 (MULTILIB_DIRNAMES): Remove.
9399 (MULTILIB_EXCEPTIONS): Remove:
9400 * config/avr/genopt.sh: Don't use hard coded file name;
9401 pass AVR_MCUS from t-avr instead.
9403 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
9405 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
9407 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
9409 Implement light-weight DImode support.
9410 * config/avr/avr-dimode.md: New file.
9411 * config/avr/avr.md: Include it.
9412 (adjust_len): Add plus64, compare64.
9413 (HIDI): Remove code iterator.
9414 (code_stdname): New code attribute.
9415 (rotx, rotsmode): Remove DI.
9416 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
9418 * config/avr/avr-protos.h (avr_have_dimode): New.
9419 (avr_out_plus64, avr_out_compare64): New.
9420 * config/avr/avr.c (avr_out_compare): Handle DImode.
9421 (avr_have_dimode): New variable definition and initialization.
9422 (avr_out_compare64, avr_out_plus64): New functions.
9423 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
9424 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
9425 (avr_compare_pattern): Skip DImode comparisons.
9427 2012-01-02 Revital Eres <revital.eres@linaro.org>
9429 * ddg.c (def_has_ccmode_p): New function.
9430 (add_cross_iteration_register_deps,
9431 create_ddg_dep_from_intra_loop_link): Call it.
9433 2012-01-02 Richard Guenther <rguenther@suse.de>
9436 * invoke.texi (fassociative-math): Remove spurious paranthesis.
9438 2012-01-01 Jakub Jelinek <jakub@redhat.com>
9440 * gcc.c (process_command): Update copyright notice dates.
9441 * gcov.c (print_version): Likewise.
9442 * gcov-dump.c (print_version): Likewise.
9443 * mips-tfile.c (main): Likewise.
9444 * mips-tdump.c (main): Likewise.
9446 2012-01-01 Ira Rosen <irar@il.ibm.com>
9448 PR tree-optimization/51704
9449 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
9450 a use is inside the basic block or loop before accessing its vect info.
9452 2012-01-01 Jan Hubicka <jhjh@suse.cz>
9454 PR rtl-optimization/51069
9455 * cfgloopmanip.c (remove_path): Removing path making irreducible
9456 region unconditional makes BB part of the region.
9458 2012-01-01 Jakub Jelinek <jakub@redhat.com>
9460 PR tree-optimization/51683
9461 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
9462 calls with side-effects.
9463 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
9465 Copyright (C) 2012 Free Software Foundation, Inc.
9467 Copying and distribution of this file, with or without modification,
9468 are permitted in any medium without royalty provided the copyright
9469 notice and this notice are preserved.