1 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
5 define __ATOMIC_HLE_* macros here.
6 (ix86_target_macros): But here, using cpp_define_formatted.
8 2012-05-03 Richard Guenther <rguenther@suse.de>
10 PR tree-optimization/53144
11 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
13 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
15 (vn_reference_lookup_3): Adjust callers.
17 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
19 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
20 has_fma4 for AMD processors with both fma3 and fma4 support.
22 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
25 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
28 2012-05-03 Michael Matz <matz@suse.de>
31 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to
33 (dse_enter_block): Properly iterate the whole sequence even
34 if the last statement was removed.
36 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
38 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
39 unset flag_jump_tables.
40 * stmt.c (expand_case): Remove special flag_pic case conditional
41 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
43 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
45 * common/config/s390/s390-common.c (s390_option_optimization_table):
46 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
47 default when optimizing.
49 2012-05-02 Martin Jambor <mjambor@suse.cz>
52 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
53 of a variable when the contect is a function.
55 2012-05-02 Michael Matz <matz@suse.de>
57 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
58 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
59 (const_gimple_seq_node): Remove.
60 (gimple_seq_node): Typedef as gimple.
61 (struct gimple_statement_base): Add next and prev members,
62 adjust all WORD markers in using structs.
63 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
64 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
65 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
67 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
69 (gimple_init_singleton): New function.
70 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
71 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
73 (gsi_stmt_ptr): Remove.
74 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
76 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
77 again, adjust for above changes.
78 (update_call_edge_frequencies): Adjust for above changes.
79 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
80 (gsi_insert_seq_nodes_after): Ditto.
81 (gsi_split_seq_after): Ditto.
82 (gsi_set_stmt): Ditto.
83 (gsi_split_seq_before): Ditto.
85 (gsi_insert_seq_before_without_update): Don't free sequence.
86 (gsi_insert_seq_after_without_update): Ditto.
87 (gsi_replace): Assert some more invariants.
88 (gsi_insert_before_without_update, gsi_insert_after_without_update):
90 (gsi_for_stmt): Don't search for stmt.
91 (gsi_insert_on_edge_immediate): Tidy.
93 * gimple.c (gimple_alloc_k): Remove "sequences".
94 (gimple_seq_cache): Remove.
95 (gimple_alloc_stat): Make stmt a singleton sequence.
96 (gimple_seq_alloc, gimple_seq_free): Remove.
97 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
99 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
100 create iterator from correct sequence.
101 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
103 2012-05-02 Michael Matz <matz@suse.de>
105 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
107 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
108 sequence, lazily allocate it.
109 (bb_seq_addr): New function.
110 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
111 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
112 (gsi_none): New function.
113 (gsi_start_bb): Adjust.
114 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
115 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
116 (gsi_last_bb): Adjust.
118 * tree-flow-inline.h (phi_nodes_ptr): New function.
120 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
121 datastructure and interface change.
122 (gsi_insert_seq_before_without_update): Ditto.
123 (gsi_insert_seq_nodes_after): Ditto.
124 (gsi_insert_seq_after_without_update): Ditto.
125 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
126 (gsi_split_seq_before): Ditto.
127 (gsi_start_phis): Adjust.
128 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
130 (vect_transform_loop): Ditto.
131 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
132 gimple_seq_copy): Don't use gimple_seq_alloc.
133 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
134 (gimplify_seq_add_seq): Ditto.
135 * lto-streamer-in.c (make_new_block): Ditto.
136 * tree-cfg.c (create_bb): Ditto.
137 * tree-sra.c (initialize_parameter_reductions): Ditto.
139 2012-05-02 Michael Matz <matz@suse.de>
141 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
142 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
143 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
144 set_bb_seq): Move down to after gimple_statement_d definition.
146 2012-05-02 Michael Matz <matz@suse.de>
148 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
149 gsi_replace_with_seq, instead of inserting itself.
150 * gimple-iterator.c (gsi_replace_with_seq): New function.
151 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
152 iterator instead of statement, advance it.
153 (ssa_forward_propagate_and_combine): Adjust call to above.
155 2012-05-02 Michael Matz <matz@suse.de>
157 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
159 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
160 * tree-nested.c (walk_gimple_omp_for): Ditto.
161 * trans-mem.c (lower_transaction): Ditto.
162 * tree-eh.c (do_return_redirection): Ditto.
163 (do_goto_redirection): Ditto.
164 (lower_try_finally_switch): Ditto.
165 * gimplify.c (gimplify_stmt): Ditto.
166 (gimplify_scan_omp_clauses): Ditto.
167 (gimplify_omp_for): Ditto.
168 (gimplify_function_tree): Ditto.
169 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
170 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
171 (mf_build_check_statement_for): Ditto.
172 (mx_register_decls): Ditto.
173 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
174 and don't use itertors to append.
175 (insert_stmts): Ditto.
176 (insert_out_of_ssa_copy): Ditto.
177 (insert_out_of_ssa_copy_on_edge): Ditto.
179 2012-05-02 Michael Matz <matz@suse.de>
181 * gimple.h (gimple_bind_body_ptr): New function.
182 (gimple_bind_body): Use it.
183 (gimple_catch_handler): Use gimple_catch_handler_ptr.
184 (gimple_eh_filter_failure_ptr): New function.
185 (gimple_eh_filter_failure): Use it.
186 (gimple_eh_else_n_body_ptr): New function.
187 (gimple_eh_else_n_body): Use it.
188 (gimple_eh_else_e_body_ptr): New function.
189 (gimple_eh_else_e_body): Use it.
190 (gimple_try_eval_ptr): New function.
191 (gimple_try_eval): Use it.
192 (gimple_try_cleanup_ptr): New function.
193 (gimple_try_cleanup): Use it.
194 (gimple_wce_cleanup_ptr): New function.
195 (gimple_wce_cleanup): Use it.
196 (gimple_omp_body_ptr): New function.
197 (gimple_omp_body): Use it.
198 (gimple_omp_for_pre_body_ptr): New function.
199 (gimple_omp_for_pre_body): Use it.
200 (gimple_transaction_body_ptr): New function.
201 (gimple_transaction_body): Use it.
202 (gsi_split_seq_before): Adjust to return nothing and take pointer
204 (gsi_set_stmt): Declare.
205 (gsi_replace_with_seq): Declare.
206 (walk_gimple_seq_mod): Declare.
207 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
209 * gimple-iterator.c (gsi_set_stmt): New function.
210 (gsi_split_seq_before): Return new sequence via pointer argument.
211 (gsi_replace): Use gsi_set_stmt.
213 * tree-ssa-loop-im.c (move_computations_stmt): First remove
215 * tree-complex.c (update_complex_components_on_edge): Don't
217 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
219 (reserve_phi_args_for_new_edge): Change call to above,
222 * omp-low.c (lower_omp): Change prototype to take pointer to
224 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
225 iterators. Adjust call to lower_omp.
226 (lower_lastprivate_clauses): Adjust call to lower_omp.
227 (lower_reduction_clauses): Ditto.
228 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
229 (lower_omp_sections): Don't explicitely count sequence length,
230 nullify lowered bodies earlier, ensure stmts are part of only
231 one sequence, adjust call to lower_omp.
232 (lower_omp_single): Ensure stmts are part of only one sequence,
233 adjust call to lower_omp.
234 (lower_omp_master): Ditto.
235 (lower_omp_ordered): Ditto.
236 (lower_omp_critical): Ditto.
237 (lower_omp_for): Ditto.
238 (lower_omp_taskreg): Ditto, tidy.
239 (lower_omp_1): Adjust calls to lower_omp.
240 (execute_lower_omp): Ditto.
241 (lower_omp): Adjust to take pointer to sequence.
242 (diagnose_sb_2): Use walk_gimple_seq_mod.
243 (diagnose_omp_structured_block_errors): Ditto and set possibly
244 changed function body.
245 * gimple-low.c (lower_function_body): Set function body after
247 (lower_sequence): Adjust to take pointer to sequence.
248 (lower_omp_directive): Ensure stmt isn't put twice into the
249 sequence, adjust call to lower_sequence.
250 (lower_stmt): Adjust calls to lower_sequence.
251 (lower_gimple_bind): Ditto.
252 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
253 * tree-nested.c (walk_body): Take pointer to sequence, use
255 (walk_function): Adjust call to walk_body, set possibly changed
257 (walk_gimple_omp_for): Adjust calls to walk_body.
258 (convert_nonlocal_omp_clauses): Ditto.
259 (convert_nonlocal_reference_stmt): Ditto.
260 (convert_local_omp_clauses): Ditto.
261 (convert_local_reference_stmt): Ditto.
262 (convert_tramp_reference_stmt): Ditto.
263 (convert_gimple_call): Ditto.
264 (convert_nl_goto_reference): Use local iterator copy.
265 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
266 but taking pointer to sequence, ensure gsi_start is called with
268 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
269 asserting that the sequence head didn't change.
270 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
272 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
273 (execute_lower_tm): Ditto, and set possibly changed body.
274 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
275 call gsi_start with that lvalue.
276 (replace_goto_queue_stmt_list): Ditto.
277 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
278 (replace_goto_queue): Ditto.
279 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
280 (lower_try_finally_onedest): Ditto.
281 (lower_try_finally_copy): Ditto.
282 (lower_try_finally_switch): Ditto.
283 (lower_try_finally): Ditto.
284 (lower_eh_filter): Ditto.
285 (lower_eh_must_not_throw): Ditto.
286 (lower_cleanup): Ditto.
287 (lower_eh_constructs_2): Ditto.
288 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
289 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
290 set possibly changed body.
291 (optimize_double_finally): Call gsi_start with lvalue.
293 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
294 (gimple_split_block): Ditto.
295 (gimple_merge_blocks): Use gsi_start_phis.
296 (move_stmt_r): Use walk_gimple_seq_mod.
297 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
298 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
299 (rebuild_cgraph_edges): Ditto.
300 (cgraph_rebuild_references): Ditto.
301 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
302 * tree-inline.c (copy_phis_for_bb): Ditto.
303 * tree-ssa-dce.c: Ditto.
305 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
307 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
308 Andi Kleen <ak@linux.intel.com>
310 * coretypes.h (MEMMODEL_MASK): New.
311 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
312 and return new variable.
313 (expand_builtin_atomic_exchange): Mask memmodel values.
314 (expand_builtin_atomic_compare_exchange): Ditto.
315 (expand_builtin_atomic_load): Ditto.
316 (expand_builtin_atomic_store): Ditto.
317 (expand_builtin_atomic_clear): Ditto.
318 * doc/extend.texi: Mention port-dependent memory model flags.
319 * config/i386/cpuid.h (bit_HLE): New.
320 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
322 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
323 * config/i386/i386-c.c (ix86_target_macros_internal): Set
325 (ix86_target_string)<-mhle>: New.
326 (ix86_valid_target_attribute_inner_p)<OPT_mhle>: Ditto.
327 * config/i386/i386.c (ix86_target_string)<OPTION_MASK_ISA_HLE>:
329 (ix86_valid_target_attribute_inner_p)<OPT_mhle>: Ditto.
330 (ix86_option_override_internal)<PTA_HLE>: New switch, set it
331 enabled for generic, generic64 and core-avx2.
332 (ix86_print_operand): Generate HLE lock prefixes.
333 (ix86_memmodel_check): New.
334 (TARGET_MEMMODEL_CHECK): Ditto.
335 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
336 (IX86_HLE_ACQUIRE): Ditto.
337 (IX86_HLE_RELEASE): Ditto.
338 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
339 * config/i386/i386.opt (mhle): Ditto.
340 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
341 success model to instruction emitter.
342 (atomic_fetch_add<mode>): Ditto.
343 (atomic_exchange<mode>): Ditto.
344 (atomic_add<mode>): Ditto.
345 (atomic_sub<mode>): Ditto.
346 (atomic_<code><mode>): Ditto.
347 (*atomic_compare_and_swap_doubledi_pic): Ditto.
348 (atomic_compare_and_swap_single<mode>): Define and use argument
350 (atomic_compare_and_swap_double<mode>): Ditto.
351 * configure.ac: Check if assembler support HLE prefixes.
352 * configure: Regenerate.
355 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
358 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
360 (gimplify_switch_expr): ... here.
361 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
362 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
363 to clean up case labels with values outside the index type range.
364 (simplify_gimple_switch): Call it if something changed.
365 Remove strange and unnecessary assert.
367 2012-05-02 Richard Guenther <rguenther@suse.de>
369 * fold-const.c (div_if_zero_remainder): sizetypes no longer
371 (int_const_binop_1): New worker for int_const_binop with
372 overflowable parameter. Pass it through
373 to force_fit_type_double.
374 (int_const_binop): Wrap around int_const_binop_1 with overflowable
376 (size_binop_loc): Call int_const_binop_1 with overflowable equal
377 to minus one, forcing overflow detection for even unsigned types.
378 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
379 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
380 * stor-layout.c (initialize_sizetypes): sizetypes no longer
382 (layout_type): For zero-sized arrays ignore overflow on the
384 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
385 (bit_value_binop_1): Likewise.
386 * tree.c (double_int_to_tree): Likewise.
387 (double_int_fits_to_tree_p): Likewise.
388 (force_fit_type_double): Likewise.
389 (host_integerp): Likewise.
390 (int_fits_type_p): Likewise.
391 * varasm.c (output_constructor_regular_field): Sign-extend the
392 field-offset to cater for negative offsets produced by the Ada frontend.
393 * omp-low.c (extract_omp_for_data): Convert the loop step to
394 signed for pointer adjustments.
396 2012-05-02 Richard Guenther <rguenther@suse.de>
398 * tree.c (valid_constant_size_p): New function.
399 * tree.h (valid_constant_size_p): Declare.
400 * cfgexpand.c (expand_one_var): Adjust check for too large
401 variables by using valid_constant_size_p.
402 * varasm.c (assemble_variable): Likewise.
404 * c-decl.c (grokdeclarator): Properly check for sizes that
405 cover more than half of the address-space.
407 2012-05-02 Jakub Jelinek <jakub@redhat.com>
409 PR tree-optimization/53163
410 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
411 return value from compute_all_dependences.
413 PR rtl-optimization/53160
414 * ree.c (combine_reaching_defs): Handle the case where cand->insn
415 has been modified by ree pass already.
417 2012-05-01 Ian Lance Taylor <iant@google.com>
420 * c-decl.c (build_compound_literal): Make the decl readonly if it
421 an array of a readonly type.
422 * gimplify.c (gimplify_compound_literal_expr): Add fallback
423 parameter. Change all callers. If the decl is not addressable
424 and is not an l-value, make it readonly.
426 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
428 * ira.c (allocated_reg_info_size): New static variable.
429 (expand_reg_info): Manage it. Call
430 setup_preferred_alternate_classes_for_new_pseudos.
431 (ira): Don't do it here. Remove local allocated_reg_info_size,
432 set the global before calling find_moveable_pseudos.
433 (find_moveable_pseudos): Call expand_reg_info rather than
436 2012-05-01 Richard Henderson <rth@redhat.com>
438 * common.opt (fsync-libcalls): New.
439 * doc/invoke.texi: Document it.
440 * optabs.c (init_sync_libfuncs): Honor it.
442 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
443 Richard Sandiford <r.sandiford@uk.ibm.com>
445 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
447 * lower-subreg.h: New file.
448 * target-globals.h (this_target_lower_subreg): Declare.
449 (target_globals): Add lower_subreg;
450 (restore_target_globals): Restore this_target_lower_subreg.
451 * target-globals.c: Include it.
452 (default_target_globals): Add default_target_lower_subreg.
453 (save_target_globals): Initialize target_lower_subreg.
454 * rtl.h (init_lower_subreg): Added declaration.
455 * toplev.c (backend_init_target): Call initializer for lower-subreg
457 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
458 (default_target_lower_subreg): New variable.
459 (this_target_lower_subreg): Likewise.
460 (twice_word_mode, choices): New macros.
461 (shift_cost, compute_splitting_shift, compute_costs)
462 (init_lower_subreg): New functions.
463 (resolve_simple_move): Add speed_p argument. Check choices.
464 (find_pseudo_copy): Don't check the mode size here.
465 (resolve_simple_move): Assert the mode size.
466 (find_decomposable_shift_zext): Add speed_p argument and return
467 a bool. Check choices.
468 (resolve_shift_zext): Add comment.
469 (dump_shift_choices, dump_choices): New functions.
470 (decompose_multiword_subregs): Dump list of profitable
471 transformations. Add code to skip non profitable transformations.
472 Update calls to simple_move and find_decomposable_shift_zext.
474 2012-05-01 Ian Bolton <ian.bolton@arm.com>
475 Sameera Deshpande <sameera.deshpande@arm.com>
476 Greta Yorsh <greta.yorsh@arm.com>
478 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
479 (thumb1_unexpanded_epilogue): ...this.
480 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
481 (thumb1_unexpanded_epilogue): ...this.
482 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
483 (thumb1_unexpanded_epilogue): ...this.
485 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
487 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
488 comparing enumeration values. Update comments.
490 2012-05-01 Alan Modra <amodra@gmail.com>
493 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
494 load_cr_save, add_crlr_cfa_restore): New functions.
495 (rs6000_restore_saved_cr): Rename to..
496 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
497 (rs6000_emit_epilogue): Use new functions. Adjust condition
498 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
499 regs when using out-of-line restore only when shrink wrapping.
501 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
504 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
505 calls to cgraph_node_name in xstrdup.
506 (ipa_make_edge_direct_to_target): Ditto.
507 * cgraph.c (dump_cgraph_node): Ditto.
508 * tree-sra.c (convert_callers_for_node): Ditto.
509 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
510 * ipa-cp.c (perhaps_add_new_callers): Ditto.
511 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
512 (cgraph_materialize_all_clones): Ditto.
513 * ipa-inline.c (report_inline_failed_reason): Ditto.
514 (want_early_inline_function_p): Ditto.
515 (edge_badness): Ditto.
516 (update_edge_key): Ditto.
517 (flatten_function): Ditto.
519 (inlinw_always_inline_functions): Ditto.
520 (early_inline_small_functions): Ditto.
522 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
525 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
528 012-04-30 Jan Hubicka <jh@suse.cz>
530 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
531 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
532 (cgraph_add_to_same_comdat_group): Remove.
533 (cgraph_add_asm_node): Move to cgraphunit.c.
534 (cgraph_make_decl_local): Move to symtab.c
535 (cgraph_make_node_local_1): Update.
536 (cgraph_can_remove_if_no_direct_calls_and): Update.
537 (used_from_object_file_p): Update.
538 (resolution_used_from_other_file_p): Move to symtab.c
539 (cgraph_used_from_object_file_p): move to symtab.c
540 (verify_cgraph_node): Verify same comdat groups.
541 * cgraph.h (cgraph_asm_node): Rename to ...
542 (asm_node): ... this one.
543 (cgraph_asm_nodes): Rename to ...
544 (asm_nodes): ... this one.
545 (symtab_add_to_same_comdat_group): New function.
546 (symtab_dissolve_same_comdat_group_list): New function.
547 (symtab_used_from_object_file_p): Declare.
548 (symtab_make_decl_local): Declare.
549 (cgraph_add_to_same_comdat_group): Remove.
550 (cgraph_add_asm_node): Remove.
551 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
553 (cgraph_finalize_compilation_unit): Rename to ...
554 (finalize_compilation_unit): ... this one.
555 (cgraph_optimize): Rename to ....
556 (compile): ... this one.
557 (add_asm_node): Declare.
558 (fixup_same_cpp_alias_visibility): Declare.
559 (cgraph_make_decl_local): Remove.
560 (varpool_assemble_pending_decls): Rename to ...
561 (varpool_output_variables): ... this one.
562 (varpool_remove_unreferenced_decls): Remove.
563 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
564 (preserve_function_body_p): Make static.
565 * toplev.c (compile_file): Update comments; update.
566 * cgraphunit.c: Update comments.
567 (cgraph_expand_all_functions): Rename to ...
568 (expand_all_functions): ... this one; update.
569 (cgraph_mark_functions_to_output): Rename to ...
570 (mark_functions_to_output): ... this one; cleanup.
571 (cgraph_output_pending_asms): Remove prototype.
572 (asm_nodes, asm_last_node): New static vars.
573 (cgraph_process_new_functions): Update.
574 (cgraph_reset_node): Cleanup; add comment.
575 (cgraph_add_new_function): Update.
576 (cgraph_output_pending_asms): Rename to ...
577 (output_asm_statements): ... this one.
578 (add_asm_node): New function.
579 (fixup_same_cpp_alias_visibility): New function based on code
580 in cgraph_analyze_function.
581 (cgraph_analyze_function): Use it.
582 (cgraph_order_sort): Update.
583 (cgraph_output_in_order): Update.
584 (cgraph_function_versioning): Update.
585 (cgraph_optimize): Rename to ...
586 (compile): ... this one; initialize streamer hooks here.
587 (cgraph_finalize_compilation_unit): Rename to ...
588 (finalize_compilation_unit): ... this one; do not initialize streamer
590 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
591 * dwarf2out.c: Update ocmment.
592 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
593 * method.c (use_thunk): Likewise.
594 * semantics.c (maybe_add_lambda_conv_op): Likewise.
595 * decl2.c (maybe_emit_vtables): Likewise.
596 (cp_write_global_declarations): Use finalize_compilation_unit.
597 * parser.c (cp_parser_asm_definition): Use add_asm_node.
598 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
599 * c-decl.c (c_write_global_declarations): Use
600 finalize_compilation_unit.
601 * langhooks.c (write_global_declarations): Update.
602 * ipa.c (cgraph_externally_visible_p): Update.
603 (dissolve_same_comdat_group_list): Remove.
604 (function_and_variable_visibility): Update.
605 * symtab.c: Inlcude lto-streamer.h and rtl.h
606 (ld_plugin_symbol_resolution_names): New.
607 (symtab_add_to_same_comdat_group): New.
608 (symtab_dissolve_same_comdat_group_list): New.
609 (resolution_used_from_other_file_p): Move here from cgraph.c
610 (symtab_used_from_object_file_p): New.
611 (symtab_make_decl_local): New.
612 * passes.c (register_pass): Update comments.
613 * c-parser.c (c_parser_asm_definition): Update.
614 * varpool.c (varpool_analyze_node): Use
615 fixup_same_cpp_alias_visibility.
616 (varpool_remove_unreferenced_decls): Make static.
617 (varpool_assemble_pending_decls): Rename to ...
618 (varpool_output_variables): ... this one; call
619 varpool_remove_unreferenced_decls.
620 (varpool_used_from_object_file_p): Remove.
622 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
625 * c-typeck.c (build_array_ref): Call
626 convert_vector_to_pointer_for_subscript.
627 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
629 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
631 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
632 to compile-time "mode == <MODE>mode" checks.
633 (and splitter): Ditto.
635 2012-04-30 Richard Henderson <rth@redhat.com>
637 * config/arm/arm.md (UNSPEC_LL): New.
638 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
639 (arm_load_exclusivedi): Use %H0.
641 2012-04-30 Jason Merrill <jason@redhat.com>
643 * dwarf2out.c (comdat_symbol_id): Add const.
644 (union die_symbol_or_type_node): Add const to die_symbol.
645 (output_die_symbol, output_die, output_comp_unit): Adjust.
647 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
649 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
650 * config/arm/neon.md (negdi2_neon): New insn.
651 Also add splitters for core and NEON registers.
653 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
655 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
656 (arm_print_operand): Add 'x' format.
657 * config/arm/constraints.md (Dn): Allow const_int.
658 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
659 Use 'x' format to print constants.
660 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
661 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
663 (movdi_vfp_cortexa8): Likewise.
665 2012-04-30 Ian Bolton <ian.bolton@arm.com>
666 Sameera Deshpande <sameera.deshpande@arm.com>
667 Greta Yorsh <greta.yorsh@arm.com>
669 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
670 * config/arm/arm.c (ldm_stm_operation_p): New function.
671 * config/arm/predicates.md (load_multiple_operation): Update predicate.
672 (store_multiple_operation): Likewise.
674 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
675 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
676 * config/arm/predicates.md (load_multiple_operation): Add arguments.
677 (store_multiple_operation): Likewise.
679 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
681 * config/i386/i386.md (and<mode>3): Expand masking operations with
682 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
683 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
685 2012-04-30 Dodji Seketeli <dodji@redhat.com>
688 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
689 argument for the various warning_at calls.
690 * docs/invoke.texi: Update the documentation.
692 2012-04-30 Dodji Seketeli <dodji@redhat.com>
694 Switch -ftrack-macro-expansion=2 on by default.
695 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
698 Fix va_start related location
699 * builtins.c (fold_builtin_next_arg): Unwinds to the first
700 location in real source code.
702 Make conversion warnings work on NULL with -ftrack-macro-expansion
703 * input.h (expansion_point_location_if_in_system_header): Declare
705 * input.c (expansion_point_location_if_in_system_header): Define it.
707 Fix -Wuninitialized for -ftrack-macro-expansion
708 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
709 declaration. Use linemap_location_before_p for source locations.
711 Strip "<built-in>" loc from displayed expansion context
712 * input.c (expand_location_1): When expanding to spelling location
713 in a context of a macro expansion, skip reserved system header
714 locations. Update comments. * tree-diagnostic.c
715 (maybe_unwind_expanded_macro_loc): Likewise.
717 Make expand_location resolve to locus in main source file
718 * input.c (expand_location_1): New. Takes a parameter to choose
719 whether to resolve the location to spelling or expansion point.
720 Was factorized from ...
721 (expand_location): ... here.
722 (expand_location_to_spelling_point): New. Implemented in terms of
724 * diagnostic.c (diagnostic_build_prefix): Use the new
725 expand_location_to_spelling_point instead of expand_location.
727 Fix PCH crash on GTYed pointer-to-scalar field of a struct
728 * gengtype.c (write_types_process_field): Force second argument of
729 the call to the PCH object hierarchy walker to be 'x'.
731 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
733 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
734 predicate to discriminate types.
736 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
738 * doc/invoke.texi (Wmissing-format-attribute): Document as an
739 alias of Wsuggest-attribute=format.
740 * c-typeck.c (convert_for_assignment): Replace
741 Wmissing-format-attribute with Wsuggest-attribute=format.
742 (digest_init): Likewise.
744 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
746 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
747 * common.opt (Wmissing-noreturn): Alias of
748 -Wsuggest-attribute=noreturn.
750 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
753 * config/cris/cris.md (andqu): New peephole2.
754 (andu): Tweak head comment.
756 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
757 Steven Bosscher <steven@gcc.gnu.org>
758 Maxim Kuvyrkov <maxim@codesourcery.com>
760 PR tree-optimization/38785
761 * common.opt (ftree-partial-pre): New option.
762 * doc/invoke.texi: Document it.
763 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
764 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
766 (execute_pre): Use flag_tree_partial_pre.
768 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
771 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
774 2012-04-27 Ollie Wild <aaw@google.com>
776 * doc/invoke.texi (Wliteral-suffix): Document new option.
778 2012-04-27 Tom Tromey <tromey@redhat.com>
780 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
781 (dwarf_tag_name): Use get_DW_TAG_name.
782 (dwarf_attr_name): Use get_DW_AT_name.
783 (dwarf_form_name): Use get_DW_FORM_name.
784 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
786 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
788 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
789 arguments are -1 and 0, by negating the result of the conditional.
791 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
794 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
796 2012-04-27 Richard Guenther <rguenther@suse.de>
798 * tree-flow.h (is_hidden_global_store): Remove.
799 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
800 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
801 (stmt_may_clobber_global_p): Likewise.
802 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
803 (stmt_may_clobber_global_p): Likewise.
804 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
805 stmt_may_clobber_global_p.
806 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
808 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
810 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
813 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
814 reorganize some fields and update comments. Rename bit_test_uniq
815 and bit_test_count to uniq resp. count. Remove bit_test_bb.
816 (collect_switch_conv_info): New function, collects info about a
817 GIMPLE_SWITCH into a struct switch_conv_info.
818 (check_range): Simplify to use pre-recorded info. Fix think-o in
819 range-branch ratio check.
820 (check_process_case): Remove function.
821 (check_all_empty_except_final): New function, verifies that all
822 non-final basic blocks are empty.
823 (process_switch): Simplify to use pre-recorded info. Call
824 collect_switch_conv_info to do that. Assert that degenerate switch
825 statements have been cleaned up.
827 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
830 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
832 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
835 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
837 2012-04-27 Tom de Vries <tom@codesourcery.com>
839 PR tree-optimization/51879
840 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
841 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
843 (defs_to_varying): ... here. Don't set use_processed.
844 (visit_reference_op_call): Handle gimple_vdef.
845 Handle case that lhs is NULL_TREE.
846 (visit_use): Use mark_use_processed. Handle calls with side-effect
847 using visit_reference_op_call.
849 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
851 * sched-deps.c (fixup_sched_groups): Rename to...
852 (chain_to_prev_insn): ...this.
853 (chain_to_prev_insn_p): New function.
854 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
856 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
858 * sched-int.h (_haifa_insn_data): Move priority_status.
860 (INSN_MODEL_INDEX): New macro.
861 * haifa-sched.c (insn_delay): New function.
862 (sched_regno_pressure_class): Update commentary.
863 (mark_regno_birth_or_death): Pass the liveness bitmap and
864 pressure array as arguments, instead of using curr_reg_live and
865 curr_reg_pressure. Only update the pressure if the bit in the
866 liveness set has changed.
867 (initiate_reg_pressure_info): Always trust the live-in set for
868 SCHED_PRESSURE_MODEL.
869 (initiate_bb_reg_pressure_info): Update call to
870 mark_regno_birth_or_death.
871 (dep_list_size): Take the list as argument.
872 (calculate_reg_deaths): New function, extracted from...
873 (setup_insn_reg_pressure_info): ...here.
874 (MODEL_BAR): New macro.
875 (model_pressure_data, model_insn_info, model_pressure_limit)
876 (model_pressure_group): New structures.
877 (model_schedule, model_worklist, model_insns, model_num_insns)
878 (model_curr_point, model_before_pressure, model_next_priority):
880 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
881 (MODEL_INSN_INFO, MODEL_INSN): New macros.
882 (model_index, model_update_limit_points_in_group): New functions.
883 (model_update_limit_points, model_last_use_except): Likewise.
884 (model_start_update_pressure, model_update_pressure): Likewise.
885 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
886 (model_excess_cost, model_dump_pressure_points): Likewise.
887 (model_set_excess_costs): Likewise.
888 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
889 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
890 schedule as an alternative tie-breaker. Update the call to
892 (ready_sort): Call model_set_excess_costs.
893 (update_register_pressure): Update call to mark_regno_birth_or_death.
894 Rely on that function to check liveness rather than doing it here.
895 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
896 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
897 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
898 (model_record_pressure, model_record_pressures): New functions.
899 (model_record_final_pressures, model_add_successors_to_worklist)
900 (model_promote_predecessors, model_choose_insn): Likewise.
901 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
902 (model_start_schedule, model_finalize_pressure_group): Likewise.
903 (model_end_schedule): Likewise.
904 (schedule_insn): Say when we're scheduling the next instruction
905 in the model schedule.
906 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
907 (queue_to_ready): Do not add instructions that are
908 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
909 Always allow the next instruction in the model schedule to be added.
910 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
911 and delay for SCHED_PRESSURE_MODEL too.
912 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
913 SCHED_PRIORITY_MODEL, but also take the DFA into account.
914 (schedule_block): Call model_start_schedule and model_end_schedule.
915 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
916 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
917 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
919 (sched_finish): Update accordingly.
920 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
921 to SCHED_PRESSURE_MODEL.
922 (add_jump_dependencies): Update call to dep_list_size.
923 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
924 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
925 to SCHED_PRESSURE_MODEL.
926 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
927 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
928 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
929 handling to SCHED_PRESSURE_MODEL.
931 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
933 * common.opt (fsched-pressure-algorithm=): New option.
934 * flag-types.h (sched_pressure_algorithm): New enum.
935 * sched-int.h (sched_pressure_p): Replace with...
936 (sched_pressure): ...this new variable.
937 * haifa-sched.c (sched_pressure_p): Replace with...
938 (sched_pressure): ...this new variable.
939 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
940 (update_reg_and_insn_max_reg_pressure, schedule_insn)
941 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
942 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
943 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
944 (sched_analyze_insn): Likewise.
945 * sched-rgn.c (schedule_region): Likewise.
946 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
948 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
950 * PR middle-end/52997
951 * ira.c (find_moveable_pseudos): Call resize_reg_info.
954 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
955 * expr.c (convert_move): Honor unsignedp when extending partial int
957 * genmodes.c (complete_mode): Don't clear component field of partial
959 (emit_mode_inner): Don't emit it however.
960 (calc_wider_mode): Partial int modes widen to their component.
962 2012-04-26 David S. Miller <davem@davemloft.net>
964 * config/sparc/niagara4.md: New file.
965 * config/sparc/sparc.md: Include it.
966 * config/sparc/sparc.c (niagara4_costs): New processor costs.
967 (sparc_option_override): Use it.
968 (sparc_use_sched_lookahead): Return 2 for niagara4.
969 (sparc_issue_rate): Likewise.
971 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
972 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
973 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
974 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
975 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
976 alignaddrldi_vis): Set type to gsr.
977 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
978 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
979 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
980 v<vis3_shift_patname><mode>3, fmean16_vis,
981 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
982 fucmp<code>8<P:mode>_vis): Set type to fga.
983 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
984 * config/sparc/niagara.md: Likewise.
985 * config/sparc/niagara2.md: Likewise.
986 * config/sparc/ultra3.md: Likewise, and fix type matching for
987 us3_ialuX reservation.
989 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
991 * reload.c (find_reloads): Change the loop nesting when trying an
992 alternative with swapped operands.
994 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
996 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
997 comment. Delete unused parameter first_exp_point_map.
998 (virt_loc_aware_diagnostic_finalizer): Update call.
1000 2012-04-26 Michael Hope <michael.hope@linaro.org>
1001 Richard Earnshaw <rearnsha@arm.com>
1003 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
1004 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
1005 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
1006 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
1008 2012-04-25 Sriraman Tallam <tmsriram@google.com>
1010 * doc/extend.texi: Document avx2 support.
1011 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
1013 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1016 * config/cris/cris.md ("*andhi_lowpart_v32")
1017 ("*andqi_lowpart_v32"): Change first input-only operand from
1018 a (match_operand ...) to (match_dup 0). Drop alternatives with
1019 const_int-matching constraints for redundancy.
1020 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1021 three-operand alternative.
1023 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1026 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
1027 instead expand it as zero extension.
1029 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
1032 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
1034 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1036 * common.opt (flag_debug_types_section): Default to 0.
1037 (dwarf_version): Default to 4.
1038 (dwarf_record_gcc_switches): Default to 1.
1039 (dwarf_strict): Default to 0.
1040 * toplev.c (process_options): Don't handle dwarf_strict
1041 or dwarf_version here.
1042 * config/vxworks.c (vxworks_override_options): Don't
1043 test whether dwarf_strict or dwarf_version are negative,
1044 instead test !global_options_set.x_dwarf_*.
1045 * config/darwin.c (darwin_override_options): Default to
1047 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
1048 and -fno-debug-types-section are now the default.
1050 2012-04-25 Jan Hubicka <jh@suse.cz>
1052 * cgraphunit.c: Update toplevel comment.
1053 (tree_rest_of_compilation): Merge into cgraph_expand_function.
1054 (cgraph_analyze_function): Make static.
1055 (cgraph_decide_is_function_needed): Make static.
1056 (cgraph_add_new_function): Use expand_function instead of
1057 rest_of_compilation.
1058 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
1059 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
1061 (cgraph_inline_p): Remove.
1062 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
1063 (init_cgraph): Add comment.
1064 * cgraphbuild.c (record_reference, mark_address, mark_load,
1065 mark_store): Do not call analyze_expr hook.
1066 * cgraph.c: Update toplevel comment.
1067 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
1068 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
1069 Move fere from cgraphunit.c
1070 (cgraph_mark_force_output_node): Move to cgraph.h
1071 * cgraph.h: Reorder so the comments match the function placement.
1072 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
1073 (cgraph_mark_force_output_node): Move here from cgraph.c
1074 * tree.c (free_lang_data): Do not clear analyze_expr hook.
1075 * ipa-inline-transform.c (preserve_function_body_p): New function.
1076 (inline_transform): Update.
1077 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
1078 * langhooks.h (lang_hooks_for_callgraph): Remove.
1079 (lang_hooks): Remove callgraph.
1080 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
1081 * varpool.c: Remove out of date comment.
1082 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
1083 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
1085 2012-04-25 Jan Hubicka <jh@suse.cz>
1088 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
1089 forward declaration.
1090 (cgraph_finalize_function): Finalize them here.
1091 * symtab.c (dump_symtab): Dump ctors and dtors.
1093 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1096 * stor-layout.c (get_best_mode): Don't return mode with bitsize
1097 larger than maxbits. Don't compute maxbits modulo align.
1098 Also check that unit bytes long store at bitpos / unit * unit
1099 doesn't affect bits beyond bitregion_end.
1100 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
1101 would not fit into bitregion_start ... bitregion_end + 1 bit region.
1102 (store_split_bit_field): Decrease unit close to end of bitregion_end
1103 if access is restricted in order to avoid mutual recursion.
1105 PR tree-optimization/53058
1106 * double-int.h (double_int_max_value, double_int_min_value): New
1108 * double-int.c (double_int_max_value, double_int_min_value): New
1110 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
1111 or GT_EXPR with double_int_max_value instead of double_int_mask.
1113 2012-04-25 Richard Guenther <rguenther@suse.de>
1115 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1116 * tree-vect-loop.c (vect_transform_loop): Adjust.
1117 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
1118 the maximum number of iterations for the epilogue loop.
1119 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
1121 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1124 * c-typeck.c (set_nonincremental_init,
1125 set_nonincremental_init_from_string): Pass true instead of false
1126 as IMPLICIT to add_pending_init.
1128 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
1130 * c-typeck.c (pop_init_level): Improve diagnostics.
1132 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
1134 * compare-elim.c (try_eliminate_compare): Also handle operands with
1135 implicit extensions.
1137 2012-04-25 Alan Modra <amodra@gmail.com>
1139 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
1140 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
1141 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
1142 (no_global_regs_above): Delete.
1143 (no_global_regs): New function.
1144 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
1145 value for load multiple test.
1146 (savres_routine_syms): Increase size.
1147 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
1148 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
1149 rather than a number of boolean flags. Update all callers.
1150 (rs6000_savres_routine_name): Generate vector save/restore names.
1151 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
1152 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
1153 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
1154 and using_store_multiple. Expand uses. Don't always use r11 as
1155 frame reg when needed for out-of-line saves. Set up initial offset
1156 for out-of-line vector saves when buying stack frame. Handle pointer
1157 reg setup for out-of-line fp save. Emit call to out-of-line vector
1158 save function. Choose r11 or r12 for vrsave reg when available for
1160 (rs6000_output_function_prologue): Don't emit .extern for ELF.
1161 (rs6000_emit_epilogue): Choose a better frame reg when restoring
1162 from back-chain to suit out-of-line vector restore functions. Emit
1163 call to out-of-line vector restore function. Adjust register used
1164 for cr restore. Tweak pointer register setup for gpr restore.
1165 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
1167 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
1168 (V_SAVE_INLINE): Define.
1169 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
1171 2012-04-25 Alan Modra <amodra@gmail.com>
1173 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
1174 out-of-line save/restore for large frames. Don't disable
1175 out-of-line saves on ABI_AIX when using static chain reg.
1176 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
1177 clobber static chain reg, and tweak for out-of-line gpr saves
1180 2012-04-25 Alan Modra <amodra@gmail.com>
1182 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
1183 (rs6000_emit_prologue): Use the above to catch register overlap.
1185 2012-04-25 Alan Modra <amodra@gmail.com>
1187 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
1188 decl. Move logic selecting update reg to callers. Update all callers.
1189 (rs6000_emit_allocate_stack): Add copy_off param.
1190 (emit_frame_save): Don't handle reg+reg addressing.
1191 (ptr_regno_for_savres): New function, extracted from..
1192 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
1193 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
1194 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
1195 frame offset adjustment for out-of-line save with copy from sp.
1196 Simplify condition controlling whether cr is saved early or
1197 late. Use ptr_regno_for_savres to verify correct reg is set
1198 up for out-of-line saves. Pass the actual pointer reg used to
1199 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
1200 function. Rearrange spe vars so code is similar to that
1201 elsewhere in this function. Don't update frame_off when spe
1202 save code will restore r11. Use emit_frame_save for spe and
1203 gpr saves. Consolidate darwin out-of-line gpr setup with that
1204 for other abis. Don't assume frame_offset is zero and frame
1205 reg is sp when setting up altivec reg saves, and calculate
1206 exact offset requirement.
1207 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
1208 spe restore code. Consolidate darwin out-of-line gpr setup
1209 with that for other abis.
1211 2012-04-25 Alan Modra <amodra@gmail.com>
1213 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
1214 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
1216 (emit_frame_save): Delete frame_ptr param. Rename total_size to
1218 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
1219 and emit_frame_save calls. Cope with possibly missing note.
1221 2012-04-24 Sriraman Tallam <tmsriram@google.com>
1223 * config/i386/i386.c (build_processor_model_struct): New function.
1224 (make_var_decl): New function.
1225 (fold_builtin_cpu): New function.
1226 (ix86_fold_builtin): New function.
1227 (make_cpu_type_builtin): New function.
1228 (ix86_init_platform_type_builtins): New function.
1229 (ix86_expand_builtin): Expand new builtins by folding them.
1230 (ix86_init_builtins): Make new builtins to detect CPU type.
1231 (TARGET_FOLD_BUILTIN): New macro.
1232 (IX86_BUILTIN_CPU_INIT): New enum value.
1233 (IX86_BUILTIN_CPU_IS): New enum value.
1234 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
1235 * config/i386/i386-builtin-types.def: New function type.
1236 * testsuite/gcc.target/builtin_target.c: New testcase.
1237 * doc/extend.texi: Document builtins.
1239 2012-04-24 Olivier Hainque <hainque@adacore.com>
1241 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
1242 * toplev.c (process_options): Default to dwarf_version 2.
1243 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
1244 and dwarf_version 2.
1246 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1248 * tree-pretty-print.h (default_tree_printer): Do not declare.
1249 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
1251 (default_tree_diagnostic_starter): Make static.
1252 (default_tree_printer): Move to here. Make static.
1253 (tree_diagnostics_defaults): New.
1254 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
1255 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
1256 * toplev.c: Do not include tree-pass.h.
1257 (default_tree_printer): Move from here.
1258 (general_init): Use tree_diagnostics_defaults.
1260 2012-04-24 Chao-ying Fu <fu@mips.com>
1262 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
1263 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
1264 * config/mips/gnu-user.h
1265 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
1266 (GNU_USER_TARGET_LINK_SPEC): New define.
1267 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
1268 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
1269 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
1270 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
1271 GNU_USER_TARGET_ENDFILE_SPEC.
1272 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
1273 (GNU_USER_TARGET_LINK_SPEC): New define.
1274 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
1275 * config/mips/linux-common.h: New file.
1277 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1280 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
1281 (altivec_build_resolved_builtin): Call fully_fold_convert.
1283 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
1286 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
1288 2012-04-24 Richard Guenther <rguenther@suse.de>
1290 PR tree-optimization/53085
1291 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
1294 2012-04-24 Richard Guenther <rguenther@suse.de>
1296 * tree-if-conv.c (main_tree_if_conversion): Move bb under
1299 2012-04-24 Jim Meyering <meyering@redhat.com>
1301 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
1302 absence of an define_enum call.
1304 2012-04-24 Richard Guenther <rguenther@suse.de>
1306 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
1307 the epilogue loop is not re-used as unvectorized version
1308 record the its maximum number of iterations.
1310 2012-04-24 Andrew Pinski <apinski@cavium.com>
1312 * tree-ssa-forwprop.c (simplify_bitwise_binary):
1313 Don't directly use def1/def2.
1315 2012-04-24 Richard Guenther <rguenther@suse.de>
1317 PR tree-optimization/53098
1318 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
1321 2012-04-24 Andrew Pinski <apinski@cavium.com>
1324 * tree-ssa-forwprop.c (defcodefor_name): New function.
1325 (simplify_bitwise_binary): Use defcodefor_name instead of manually
1326 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
1327 Simplify "(~X | Y) & X" to "X & Y" and
1328 "(~X & Y) | X" to "X | Y".
1330 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1332 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
1333 validate_change to add clobbers if IN_GROUP is nonzero.
1334 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
1335 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
1337 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
1339 * config/s390/s390.c (insn_invalid_p): Likewise.
1341 2012-04-24 Jakub Jelinek <jakub@redhat.com>
1344 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
1345 (output_addressed_constants): Likewise.
1348 * varasm.c (get_section): Don't ICE for section conflicts with
1349 built-in section kinds.
1351 2012-04-23 DJ Delorie <dj@redhat.com>
1353 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
1354 (LIBSTDCXX): Change to CPP2.
1356 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
1359 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
1362 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
1364 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
1365 (*addsi_2_zext): Ditto.
1366 (*add<mode>_3): Ditto.
1367 (*addsi_3_zext): Ditto.
1368 (*add<mode>_5): Ditto.
1370 2012-04-23 Andrew Pinski <apinski@cavium.com>
1372 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
1373 (C & B) to (A OP0) & B.
1375 2012-04-23 Martin Jambor <mjambor@suse.cz>
1377 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
1378 temporaries created for a bitfield (reverting revision 122014).
1380 2012-04-23 Richard Guenther <rguenther@suse.de>
1382 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
1383 the condition using is_gimple_condexpr and avoid the not necessary
1385 (set_prologue_iterations): Likewise.
1386 (vect_loop_versioning): Likewise.
1388 2012-04-23 Richard Guenther <rguenther@suse.de>
1390 PR tree-optimization/53070
1391 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
1392 (main_tree_if_conversion): Verify we succeeded in that.
1394 2012-04-23 Jan Hubicka <jh@suse.cz>
1396 * lto-symtab.c (lto_cgraph_replace_node): Do not call
1397 mark_reahcable_node.
1398 * cgraph.c (cgraph_remove_node): Do not clear reachable.
1399 (cgraph_mark_reachable_node): Remove.
1400 (cgraph_mark_force_output_node): Do not set reachable.
1401 (dump_cgraph_node): Do not dump reachable.
1402 (cgraph_create_virtual_clone): Do not set reachable.
1403 * cgraph.h (cgraph_node): Remove reachable flag.
1404 (varpool_node): Remove reachable flag.
1405 (cgraph_mark_if_needed): Remove.
1406 (cgraph_mark_reachable_node): Remove.
1407 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
1408 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
1410 (cgraph_add_new_function): Likewise.
1411 (cgraph_mark_if_needed): Remove.
1412 (cgraph_analyze_function): Do not set target as reachable.
1413 (process_function_and_variable_attributes): Do not care about
1415 (cgraph_analyze_functions): Do not set reachable flags.
1416 (cgraph_mark_functions_to_output): Do not check reachability.
1417 (cgraph_copy_node_for_versioning): Do not set reachable flag.
1418 (dbxout_expand_expr): Update.
1419 * c-decl.c (merge_decls): Do not track changed externs.
1420 * ipa.c: Include pointer-set.h
1421 (enqueue_cgraph_node): Use reachable pointer set.
1422 (process_references): Likewise.
1423 (cgraph_remove_unreachable_nodes): Likewise.
1424 (whole_program_function_and_variable_visibility): Do not recompute
1426 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
1428 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1430 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1432 2012-04-23 Richard Guenther <rguenther@suse.de>
1435 * c-typeck.c (build_binary_op): Fix typo.
1437 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1439 PR tree-optimizations/52891
1440 * tree-vect-patterns.c (adjust_bool_pattern): Use
1441 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1442 but with non-standard precision.
1444 2012-04-22 Jan Hubicka <jh@suse.cz>
1446 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
1449 2012-04-22 Jan Hubicka <jh@suse.cz>
1451 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
1452 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1453 mark_load, mark_store): Do not mark varpool nodes as needed.
1454 * cgraph.c (cgraph_new_nodes): Remove.
1455 (cgraph_create_function_alias): Do not mark nodes as reachable.
1456 (cgraph_add_thunk): Likewise.
1457 (cgraph_mark_reachable_node): Do not manage the queue.
1458 * cgraph.h (cgraph_node): Remove next_needed.
1459 (varpool_nodes_queue): Remove next_needed and prev_needed.
1460 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
1461 (cgraph_new_nodes): Declare.
1462 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
1463 (varpool_analyze_pending_decls): Remove.
1464 (varpool_analyze_node): New.
1465 (varpool_mark_needed_node): Remove.
1466 (varpool_first_variable, varpool_next_variable): New inlines.
1467 (varpool_first_static_initializer, varpool_next_static_initializer):
1469 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
1470 (varpool_first_defined_variable): New inline.
1471 (varpool_next_defined_variable): New inline
1472 (FOR_EACH_VARIABLE): Reimplement.
1473 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
1474 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
1476 * cgraphunit.c (cgraph_new_nodes): Declare here.
1477 (enqueue_node): New function.
1478 (cgraph_process_new_functions): update for new
1479 node set; when constructing cgraph enqueue node for processing.
1480 (cgraph_add_new_function): Use new node set.
1481 (process_function_and_variable_attributes): Do not set varpool needed
1483 (referred_to_p): New function.
1484 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
1485 when varpool is in construction.
1486 (cgraph_analyze_functions): Rewrite.
1487 (cgraph_expand_all_functions): Update.
1488 (cgraph_output_in_order): Do not analyze pending decls; do not set
1490 (cgraph_optimize): Do not analyze pending decls.
1491 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
1492 in other partition; do not mark node as needed.
1493 * dwarf2out.c (reference_to_unused): Use analyzed flag.
1494 (premark_types_used_by_global_vars_helper): Likewise.
1495 * ipa.c (process_references): Do not call varpool_mark_needed_node.
1496 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
1498 (function_and_variable_visibility): Do not mark node as needed.
1499 (whole_program_function_and_variable_visibility): Likewise.
1500 * Makefile.in (gt-varpool.h): No longer needed.
1501 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
1502 (ipa_write_summaries): Do not use needed flag.
1503 * varpool.c: Do not include gt-varpool.h
1504 (x_varpool_nodes_queue, x_varpool_last_needed_node,
1505 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
1506 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
1508 (varpool_remove_node): Do not update the lists.
1509 (dump_varpool_node): Do not dump needed flag.
1510 (varpool_enqueue_needed_node): Remove.
1511 (varpool_mark_needed_node): Remove.
1512 (varpool_reset_queue): Remove.
1513 (varpool_finalize_decl): Move to cgraphunit.c
1514 (varpool_analyze_node): New functions based on former
1515 varpool_analyze_pending_decls.
1516 (varpool_analyze_pending_decls): Remove.
1517 (varpool_assemble_decl): Do not update the lists.
1518 (enqueue_node): New function.
1519 (varpool_remove_unreferenced_decls): Rewrite.
1520 (varpool_empty_needed_queue): Remove.
1521 (add_new_static_var): Do not mark node as needed.
1522 (varpool_create_variable_alias): Handle expansion state
1524 * except.c (output_ttype): Do not mark node as needed.
1525 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
1526 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
1528 * tree-switch-conversion.c (build_one_array): Likewise.
1530 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1533 * doc/invoke.texi (pedantic): Rename to Wpedantic.
1534 * common.opt (Wpedantic): New.
1535 (pedantic): Alias Wpedantic.
1536 * diagnostic.c (warning_at): Likewise.
1537 * c-decl.c (diagnose_mismatched_decls): Likewise.
1538 (build_array_declarator): Likewise.
1539 (mark_forward_parm_decls):
1540 (check_bitfield_type_and_width): Likewise.
1541 (grokdeclarator): Likewise.
1542 (grokfield): Likewise.
1543 (finish_struct): Likewise.
1544 (build_enumerator): Likewise.
1545 (store_parm_decls_oldstyle): Likewise.
1546 (declspecs_add_qual): Likewise.
1547 (declspecs_add_type): Likewise.
1548 (finish_declspecs): Likewise.
1549 * c-typeck.c (composite_type): Likewise.
1550 (comp_target_types): Likewise.
1551 (build_array_ref): Likewise.
1552 (pointer_diff): Likewise.
1553 (build_unary_op): Likewise.
1554 (build_conditional_expr): Likewise.
1555 (build_c_cast): Likewise.
1556 (convert_for_assignment): Likewise.
1557 (maybe_warn_string_init): Likewise.
1558 (digest_init): Likewise.
1559 (pop_init_level): Likewise.
1560 (set_init_index): Likewise.
1561 (c_finish_goto_label): Likewise.
1562 (c_finish_return): Likewise.
1563 (do_case): Likewise.
1564 (build_binary_op): Likewise.
1565 * c-parser.c (static): Likewise.
1566 (c_parser_external_declaration): Likewise.
1567 (c_parser_declaration_or_fndef): Likewise.
1568 (c_parser_static_assert_declaration_no_se): Likewise.
1569 (c_parser_enum_specifier): Likewise.
1570 (c_parser_struct_or_union_specifier): Likewise.
1571 (c_parser_struct_declaration): Likewise.
1572 (c_parser_alignas_specifier): Likewise.
1573 (c_parser_braced_init): Likewise.
1574 (c_parser_initelt): Likewise.
1575 (c_parser_compound_statement_nostart): Likewise.
1576 (c_parser_conditional_expression): Likewise.
1577 (c_parser_alignof_expression): Likewise.
1578 (c_parser_postfix_expression): Likewise.
1579 (c_parser_postfix_expression_after_paren_): Likewise.
1580 (c_parser_objc_class_instance_variables): Likewise.
1581 (c_parser_objc_method_definition): Likewise.
1582 (c_parser_objc_methodprotolist): Likewise.
1584 2012-04-22 Ian Lance Taylor <iant@google.com>
1586 * godump.c (go_output_typedef): Dump size of structs.
1588 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
1590 Correcting transform_to_exit_first_loop + fix to PR46886
1591 * tree-parloops.c (transform_to_exit_first_loop): Remove
1592 setting of number of iterations according to the loop pattern.
1593 Duplicate from entry to exit->src instead of loop->latch.
1594 (pallelize_loops): Remove the condition preventing do-while loops.
1595 * tree-cfg.c (bool bb_in_region_p): New.
1596 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
1597 Adjust redirection of the duplicated iteration.
1599 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
1602 * rtl.def (ADDRESS): Use "i" rather than "w".
1603 * rtl.h (find_base_term): Delete.
1604 (may_be_sp_based_p): Declare.
1605 * rtl.c (rtx_code_size): Remove ADDRESS special case.
1606 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
1607 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
1609 (find_base_term): Make static.
1610 (may_be_sp_based_p): New function.
1611 * dse.c (record_store): Use it.
1612 * store-motion.c (store_killed_in_insn): Likewise.
1614 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
1616 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
1618 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1621 * c-typeck.c (inform_declaration): New.
1622 (build_function_call_vec): Do not pretty-print
1623 expressions when caret is enabled.
1624 (convert_arguments): Use inform_declaration.
1626 2012-04-20 Jim Meyering <meyering@redhat.com>
1628 * genmodes.c (make_complex_modes): Don't truncate a mode name of
1629 length 7 or more when prepending a "C". Suggested by Richard Guenther.
1631 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1633 PR rtl-optimization/44214
1634 * fold-const.c (exact_inverse): New function.
1635 (fold_binary_loc): Fold vector and complex division by constant into
1636 multiply by recripocal with flag_reciprocal_math; fold vector division
1637 by constant into multiply by reciprocal with exact inverse.
1639 2012-04-20 Jan Hubicka <jh@suse.cz>
1641 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
1643 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
1644 (cgraph_remove_node): Update.
1645 (cgraph_mark_needed_node): Remove.
1646 (cgraph_mark_force_output_node): New.
1647 (dump_cgraph_node): Do not dump needed flag.
1648 (cgraph_node_cannot_be_local_p_1): Update.
1649 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
1650 * cgraph.h (symtab_node_base): Add force_output flag.
1651 (cgraph_node): Remove needed flag.
1652 (varpool_node): Remove force_output flag.
1653 (cgraph_mark_needed_node): Remove.
1654 (cgraph_mark_force_output_node): New.
1655 (cgraph_only_called_directly_or_aliased_p,
1656 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
1657 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
1658 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
1659 (cgraph_add_new_function): Update.
1660 (cgraph_mark_if_needed): Update.
1661 (verify_cgraph_node): Update.
1662 (cgraph_analyze_function): Alias target is reachable.
1663 (process_function_and_variable_attributes): Update: externally_visible
1664 flag makes function reachable.
1665 (cgraph_analyze_functions): Update dumping.
1666 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
1667 input_overwrite_node, input_varpool_node): Update streaming.
1668 * lto-streamer-out.c (produce_symtab): Use force_output.
1669 * ipa.c (process_references): Weakrefs must be processed.
1670 (cgraph_remove_unreachable_nodes): Likewise; update for new
1672 (varpool_externally_visible_p): Weakrefs are externally visible
1673 even if they are not.
1674 (function_and_variable_visibility): Update; when processing alias
1675 pair force the targets to be output.
1676 (whole_program_function_and_variable_visility): Use
1677 mark_reachable_node.
1678 * trans-mem.c (ipa_tm_mark_needed_node): Remove
1679 (ipa_tm_mark_force_output_node): New function.
1680 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
1681 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
1683 * varasm.c (mark_decl_referenced): Update.
1684 (find_decl_and_mark_needed): Remove.
1685 (find_decl): New function.
1686 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
1687 alias targets as needed.
1688 (dump_tm_clone_pairs): Update.
1689 * tree-inline.c (copy_bb): Update check.
1690 * symtab.c (dump_symtab_base): Dump force_output.
1691 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
1692 * passes.c (execute_todo): Fix dumping.
1693 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
1694 (varpool_analyze_pending_decls): Alias target is reachable.
1695 (varpool_create_variable_alias): Finalize weakrefs.
1697 2012-04-20 Jakub Jelinek <jakub@redhat.com>
1700 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
1701 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
1702 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
1703 macros instead of constants.
1704 * dse.c (record_store): Check for SP ADDRESS by comparing
1705 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
1706 XEXP to be stack_pointer_rtx.
1708 2012-04-20 Richard Guenther <rguenther@suse.de>
1710 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
1711 update_call_from_tree when propagating into a call.
1713 2012-04-20 Alan Modra <amodra@gmail.com>
1715 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
1716 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
1717 sp_offset to frame_off. Move world save code earlier.
1719 2012-04-20 Richard Guenther <rguenther@suse.de>
1721 PR tree-optimization/53050
1722 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
1723 Do only one transform on COND_EXPRs at the same time.
1725 2012-04-19 Jan Hubicka <jh@suse.cz>
1727 * symtab.c (dump_symtab_base): Revert accidental checkin.
1729 2012-04-20 Alan Modra <amodra@gmail.com>
1732 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1733 static chain, set REST_INLINE_FPRS too.
1735 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
1737 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
1740 2012-04-20 Richard Guenther <rguenther@suse.de>
1742 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
1743 loops that can never run more often than the vectorization factor.
1745 2012-04-19 Jan Hubicka <jh@suse.cz>
1747 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
1749 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
1751 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1753 2012-04-19 Jim Meyering <meyering@redhat.com>
1755 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
1756 We verified above that the string(including trailing NUL) fits in buf,
1759 2012-04-19 Richard Guenther <rguenther@suse.de>
1761 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
1762 for dumping DECL_SECTION_NAME.
1764 2012-04-19 Michael Matz <matz@suse.de>
1767 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
1768 (struct tree_vector): Adjust GTY length.
1769 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
1771 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
1773 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
1774 caller emitted the length calulation already.
1775 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
1776 before handling any of the fields for structs.
1778 2012-04-19 Richard Guenther <rguenther@suse.de>
1780 PR tree-optimization/53031
1781 * tree-vrp.c (adjust_range_with_scev): Revert back to
1782 using max_loop_iterations.
1784 2012-04-19 Michael Matz <matz@suse.de>
1786 * diagnostic.c (emit_diagnostic): Move va_end call after user
1788 (warning, warning_at, pedwarn, permerror): Ditto.
1790 2012-04-19 Richard Guenther <rguenther@suse.de>
1792 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1795 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1798 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1799 the case *(X+const).
1801 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1803 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
1805 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1808 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
1809 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
1811 2012-04-19 Richard Guenther <rguenther@suse.de>
1813 PR rtl-optimization/44688
1814 * loop-iv.c (determine_max_iter): Only return max_iter.
1815 (iv_number_of_iterations): Also use the recorded loop bound
1816 on the maximum number of iterations.
1817 * loop-unroll.c (decide_unroll_runtime_iterations): Use
1818 max_iter to avoid unrolling loops that do not roll.
1819 (decide_unroll_stupid): Likewise.
1821 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
1823 * targhooks.c (default_case_values_threshold): Fix code style nit.
1825 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
1826 case range and type folding from here...
1827 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
1828 type, as documented in tree.def.
1830 2012-04-18 Jan Hubicka <jh@suse.cz>
1832 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
1834 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
1835 cgraph hash and same comdat groups.
1836 (cgraph_optimize): Verify symbol table.
1837 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
1838 (dissolve_same_comdat_group_list): Work on symtab nodes.
1839 (function_and_variable_visibility): Dissolve variable same comdat group
1841 * symtab.c: Include timevar.h
1842 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
1844 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
1846 * tree-switch-conversion.c (info): Remove global pass info.
1847 (check_range, check_process_case, check_final_bb, create_temp_arrays,
1848 free_temp_arrays, gather_default_values, build_constructors,
1849 array_value_type, build_one_array, build_arrays, gen_def_assigns,
1850 fix_phi_nodes, gen_inbound_check): Pass info around from ...
1851 (process_switch): ... here. Unify message format. Return a const
1852 char pointer to the failure reason message.
1853 (do_switchconv): Unify message format. Update process_switch usage.
1855 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
1856 * tree-cfg.c (edge_to_cases): Fix documentation.
1858 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1860 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1862 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1864 PR tree-optimization/52976
1865 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
1866 (possibly_move_powi): New function.
1867 (rewrite_expr_tree): Call possibly_move_powi.
1868 (rewrite_expr_tree_parallel): Likewise.
1869 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
1870 call add_to_ops_vec instead.
1872 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1874 PR tree-optimization/52976
1875 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
1876 (decrement_power): Likewise.
1877 (propagate_op_to_single_use): Likewise.
1878 (zero_one_operation): Handle __builtin_pow* calls in linearized
1879 expression trees; factor logic into propagate_op_to_single_use.
1880 (undistribute_ops_list): Allow operands with repeat counts > 1.
1882 2012-04-18 Richard Guenther <rguenther@suse.de>
1884 PR tree-optimization/44688
1885 * cfgloop.h (record_niter_bound): Declare.
1886 * tree-ssa-loop-niter.c (record_niter_bound): Export.
1887 Update the estimation with the upper bound here...
1888 (estimate_numbers_of_iterations_loop): ... instead of here.
1889 Do not forcefully reset a recorded upper bound.
1890 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
1891 Record the maximum number of loop iterations of the prologue loop.
1893 2012-04-18 Jan Hubicka <jh@suse.cz>
1895 * lto-symtab.c (lto_cgraph_replace_node): Update.
1896 * cgraphbuild.c (record_reference, record_type_list,
1897 record_eh_tables, mark_address, mark_load, mark_store): Update.
1898 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
1899 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
1901 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
1902 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
1903 * reload.c: Fix typo in comment.
1904 * rtlanal.c: Likewise.
1905 * tree-emultls.c (gen_emutls_addr): Update.
1906 * ipa-reference.c (analyze_function): Update.
1907 * cgraphunit.c (cgraph_analyze_function,
1908 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
1910 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
1911 (ipa_remove_reference): Likewise.
1912 (ipa_remove_all_refering): Rename to ...
1913 (ipa_remove_all_referring): ... this one; update.
1914 (ipa_dump_references): Update.
1915 (ipa_dump_referring): Update.
1916 (ipa_clone_references): Update.
1917 (ipa_clone_refering): Rename to ...
1918 (ipa_clone_referring): ... this one; update.
1919 (ipa_ref_cannot_lead_to_return): Update.
1920 (ipa_ref_has_aliases_p): Update.
1921 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
1923 (ipa_ref_type): Remove.
1924 (ipa_ref_ptr_u): Remove.
1925 (ipa_ref): Remove referencing, refered, refered_index, refering_type
1926 and refered_type; add referring, referred and referred_index.
1927 (ipa_ref_list): Rename refering to referring.
1928 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
1929 ipa_clone_references, ipa_clone_referring): Update prototypes.
1930 * lto-cgraph.c (referenced_from_other_partition_p): Update.
1931 (lto_output_ref): Update.
1932 (add_references): Update.
1933 (input_varpool_node): Update.
1934 (input_refs): Update.
1935 * ipa-ref-inline.h (ipa_ref_node): Update.
1936 (ipa_ref_varpool_node): Update.
1937 (ipa_ref_referring_node): Update.
1938 (ipa_ref_referring_varpool_node): Update.
1939 (ipa_ref_referring_ref_list): Update.
1940 (ipa_ref_referred_ref_list): Update.
1941 (ipa_ref_list_first_referring): Update.
1942 (ipa_empty_ref_list): Update.
1943 (ipa_ref_list_refering_iterate): Rename to ...
1944 (ipa_ref_list_referring_iterate): ... this one.
1945 * cse.c: Update comment.
1946 * ipa-utils.c (ipa_reverse_postorder): Update.
1947 * tree-ssa-alias.c: Update.
1948 * ipa-inline.c (reset_edge_caches): Update.
1949 (update_caller_keys): Update.
1950 * ipa-inline.h: Update comments.
1951 * jump.c: Update comment.
1952 * alias.c: Likewise.
1953 * ipa.c (process_references): Update.
1954 (cgraph_remove_unreachable_nodes): Likewise.
1955 (ipa_discover_readonly_nonaddressable_var): Likewise.
1956 (cgraph_address_taken_from_non_vtable_p): Likewise.
1957 * trans-mem.c (ipa_tm_execute): Update.
1958 * simplify-rtx.c: Fix comment.
1959 * rtl.c: Fix comment.
1960 * symtab.c (symtab_unregister_node): Update.
1961 * varpool.c (dump_varpool_node): Update.
1962 (varpool_analyze_pending_decls): Update.
1963 (assemble_aliases): Update.
1964 (varpool_for_node_and_aliases): Update.
1966 2012-04-18 Richard Guenther <rguenther@suse.de>
1968 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
1969 use_undefined_p parameter.
1970 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
1971 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
1973 (estimate_numbers_of_iterations): Likewise.
1974 (estimated_loop_iterations): Adjust.
1975 (max_loop_iterations): Likewise.
1976 (scev_probably_wraps_p): Likewise.
1977 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
1978 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
1979 not max_loop_iterations.
1980 (execute_vrp): Remove explicit number of iterations estimation.
1982 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
1984 * config/i386/linux-common.h: New.
1986 * config.gcc: Add i386/linux-common.h before
1987 all i386/linux.h and i386/linux64.h usages.
1989 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
1990 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
1991 * config/i386/gnu-user64.h: Likewise.
1993 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
1994 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
1995 (GNU_USER_TARGET_MATHFILE_SPEC): New.
1996 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
1998 2012-04-18 Jan Hubicka <jh@suse.cz>
2000 * cgraph.c (cgraph_node_name): Remove.
2001 (dump_cgraph_node): Use dump_symtab_base; reformat.
2002 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
2003 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
2005 (cgraph_node_name, varpool_node_name): Remove.
2006 (cgraph_node_asm_name, varpool_node_asm_name,
2007 cgraph_node_name, varpool_node_name): New.
2008 * tree-pass.h (TODO_dump_cgraph): Rename to ...
2009 (TODO_dump_symtab): ... this one.
2010 * ipa-cp (pass_ipa_cp): Update.
2011 * ia-reference.c (generate_summary, read_write_all_from_decl,
2012 propagate, ipa_reference_read_optimization_summary): Update.
2013 * cgraphunit.c (cgraph_analyze_functions): Update.
2014 (cgraph_optimize): Update.
2015 * ipa-ref.c (ipa_dump_references): Update.
2016 (ipa_dump_refering): Update.
2017 * ipa-inline.c (pass_ipa_inline): Update.
2018 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
2019 * ipa.c (pass_ipa_function_visibility,
2020 pass_ipa_whole_program_visibility): Update.
2021 * tree-sra.c (pass_early_ipa_sra): Update.
2022 * symtab.c: Include langhooks.h
2023 (symtab_node_asm_name): New.
2024 (symtab_node_name): New.
2025 (symtab_type_names): New static var.
2026 (dump_symtab_base): New.
2027 (dump_symtab_node, dump_symtab): New.
2028 (debug_symtab_node, debug_symtab): New.
2029 * tree-ssa-structalias.c: Dump symbol table.
2030 * pases.c (execute_todo): Handle TODO_dump_symtab instead
2031 of TODO_dump_cgraph.
2032 * varpoo.c (varpool_node_name): Remove.
2033 (dump_varpool_node): Use dump_symtab_base; reformat.
2035 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2037 * doc/invoke.texi (Language Independent Options): @item should be
2040 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2043 * rtl.c (rtx_code_size): Handle ADDRESS.
2045 2012-04-17 Tom de Vries <tom@codesourcery.com>
2047 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
2050 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
2053 * config/i386/sync.md (atomic_<code><mode>): Rename to
2054 atomic_<logic><mode>.
2056 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2058 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
2059 * alias.c (reg_base_value): Expand and update comment.
2060 (arg_base_value): New variable.
2061 (unique_id): Move up file.
2062 (unique_base_value, unique_base_value_p, known_base_value_p): New.
2063 (find_base_value): Use arg_base_value and known_base_value_p.
2064 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
2065 (find_base_term): Use known_base_value_p.
2066 (base_alias_check): Use unique_base_value_p.
2067 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
2068 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
2070 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
2072 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
2074 2012-04-17 Michael Matz <matz@suse.de>
2076 PR tree-optimization/18437
2077 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
2078 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
2079 (vect_check_strided_load): Declare.
2080 * tree-vect-data-refs.c (vect_check_strided_load): New function.
2081 (vect_analyze_data_refs): Use it to accept strided loads.
2082 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
2084 2012-04-17 Richard Guenther <rguenther@suse.de>
2087 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
2088 loops when redirecting an entry or latch edge.
2090 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
2092 * sel-sched.c (sel_global_init): Revert previous change.
2094 2012-04-17 Richard Guenther <rguenther@suse.de>
2096 * tree-flow.h (array_at_struct_end_p): Move declaration ...
2097 * tree.h (array_at_struct_end_p): ... here.
2098 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
2099 * expr.c (array_at_struct_end_p): ... here. Rewrite.
2101 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
2103 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
2104 COST_TABLE): Remove.
2105 (estimate_case_costs): Remove.
2106 (expand_case): Do not call estimate_case_costs
2107 to set use_cost_table.
2108 (balance_case_nodes): Do not use use_cost_table.
2110 2012-04-16 Jan Hubicka <jh@suse.cz>
2112 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
2113 (hash_node, eq_node): Remove.
2114 (cgraph_create_node): Do not handle hashtable.
2115 (cgraph_get_node): Remove.
2116 (cgraph_insert_node_to_hashtable): Remove.
2117 (hash_node_by_assembler_name): Remove.
2118 (eq_assembler_name): Remove.
2119 (cgraph_node_for_asm): Rewrite.
2120 (cgraph_find_replacement_node): Break out from ...
2121 (cgraph_remove_node): ... here; do not maintain hashtables.
2122 (change_decl_assembler_name): Remove.
2123 (cgraph_clone_node): Do not maintain hashtables.
2124 * cgraph.h (const_symtab_node): New typedef.
2125 (cgraph_insert_node_to_hashtable): Remove.
2126 (symtab_get_node, symtab_node_for_asm,
2127 symtab_insert_node_to_hashtable): Declare.
2128 (cgraph_find_replacement_node): Declare.
2129 (cgraph_get_node, varpool_get_node): Turn into inlines.
2130 (cgraph, varpool): Work sanely on NULL pointers.
2131 (FOR_EACH_SYMBOL): New walker.
2132 * ipa-inline-transform.c (save_inline_function_body): Use
2133 symtab_insert_node_to_hashtable.
2134 * symtab.c: Include ggc.h and diagnostics.h
2135 (symtab_hash, assembler_name_hash): New static vars;
2136 (hash_node, eq_node, hash_node_by_assembler_name,
2137 eq_assembler_name, insert_to_assembler_name_hash,
2138 unlink_from_assembler_name_hash): New.
2139 (symtab_register_node): Update hashtables.
2140 (symtab_insert_node_to_hashtable): New.
2141 (symtab_unregister_node): Update hashtables.
2142 (symtab_get_node): New.
2143 (symtab_node_for_asm): New.
2144 (change_decl_assembler_name): New.
2145 * Makefile.in (symtab.o): Needs GTY.
2146 * varpool.c (varpool_hash): Remove.
2147 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
2148 (varpool_node): Rewrite using varpool_get_node.
2149 (varpool_remove_node): DO not maintain hashtables.
2150 (varpool_node_for_asm): Rewrite.
2152 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
2154 * doc/invoke.texi: Copy-edit to put verbs in the present tense
2155 when describing the current behavior of GCC.
2157 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
2159 * genemit.c (gen_exp): Remove ADDRESS handling.
2160 * genoutput.c (scan_operands): Likewise.
2161 * genpeep.c (match_rtx): Likewise.
2162 * genrecog.c (add_to_sequence): Likewise.
2164 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
2166 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
2168 2012-04-16 Martin Jambor <mjambor@suse.cz>
2170 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
2173 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
2176 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
2177 hints for 'A' operand types.
2179 2012-04-16 Jan Hubicka <jh@suse.cz>
2181 * cgraph.h (symtab_node_base): Add next and previous pointers.
2182 (cgraph_node): Remove next and preivous pointers.
2183 (varpool_node): Likewise; remove next/previous GTY marker;
2184 it is not type safe.
2185 (symtab_node_def): Update GTY marker
2186 (x_cgraph_nodes, cgraph_nodes): Remove.
2187 (symtab_nodes): New function.
2188 (cgraph_order): Rename to ...
2189 (symtab_order): ... this one.
2190 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
2192 (x_varpool_nodes, varpool_nodes): Remove.
2193 (FOR_EACH_STATIC_VARIABLE): Update.
2194 (symtab_function_p, symtab_variable_p): New function.
2195 (FOR_EACH_VARIABLE): Update.
2196 (varpool_first_variable, varpool_next_variable): New functions.
2197 (FOR_EACH_VARIABLE): Update.
2198 (cgraph_first_defined_function): Update.
2199 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
2200 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
2201 (cgraph_first_function, cgraph_next_function): New.
2202 (FOR_EACH_FUNCTION): Update.
2203 (cgraph_first_function_with_gimple_body,
2204 cgraph_next_function_with_gimple_body): Update.
2205 * symtab.c: New file.
2206 * cgraph.c: Update copyright dates.
2207 (x_cgraph_nodes, cgraph_order): Remove.
2208 (NEXT_FREE_NODE): Update.
2209 (SET_NEXT_FREE_NODE): New.
2210 (cgraph_create_node_1): Remove common code.
2211 (cgraph_create_node): Remove common code; call symtab_register_node.
2212 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
2213 (cgraph_add_asm_node): Update.
2214 (cgraph_clone_node): Register new node.
2215 * cgraphunit.c (process_function_and_variable_attributes): Update.
2216 (cgraph_analyze_functions): Update.
2217 (cgraph_analyze_functions): Update.
2218 (cgraph_output_in_order): Update.
2219 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
2221 * ipa-inline.c (recursive_inlining): Update.
2222 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
2223 * ipa.c (cgraph_remove_unreachable_nodes): Update.
2224 * Makefile.in: Add symtab.o
2225 * varpool.c (x_varpool_nodes): Remove
2226 (varpool_node): Remove common code; call symtab_register_node.
2227 (varpool_remove_node): Remove common code; call symtab_unregister_node.
2229 2012-04-16 Richard Guenther <rguenther@suse.de>
2232 * tree.h (VECTOR_CST_NELTS): Adjust.
2233 (struct tree_vector): Add explicit length field.
2234 (make_vector_stat): Declare.
2235 (make_vector): Define.
2236 * tree.c (make_vector_stat): New function.
2237 (build_vector_stat): Use it.
2238 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
2240 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2242 PR tree-optimization/52976
2243 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
2244 (undistribute_ops_list): Ops with repeat counts aren't eligible for
2246 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
2248 2012-04-16 Jan Hubicka <jh@suse.cz>
2250 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
2252 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
2253 walkers to walk cgraph and varpool.
2254 * cgraph.c (cgraph_node_for_asm): Likewise.
2255 (dump_cgraph): Likewise.
2256 * value-prof.c (init_node_map): Likewise.
2257 * tree.c (free_lang_data_in_cgraph): Likewise.
2258 * tree-emutls.c: (ipa_lower_emutls): Likewise.
2259 * ipa-reference.c (generate_summary, propagate): Likewise.
2260 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
2261 cgraph_mark_functions_to_output, cgraph_output_in_order,
2262 output_weakrefs, cgraph_materialize_all_clones,
2263 cgraph_optimize): Likewise.
2264 * lto-cgraph.c (merge_profile_summaries): Likewise.
2265 (input_cgraph): Likewise.
2266 * ipa-pure-const.c (generate_summary): Likewise.
2267 (propagate): Likwise.
2268 * ipa-utils.c (ipa_reduced_postorder): Likewise.
2269 (ipa_free_postorder_info): Likewise.
2270 (ipa_reverse_postorder): Likewise.
2271 * ipa-inline.c (ipa_inline): Likewise.
2272 * matrix-reorg.c (find_matrices_decl): Likewise.
2273 (matrix_reorg): Likewise.
2274 * tree-vectorizer.c (increase_alignment): Likewise.
2275 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
2276 (function_and_variable_visibility): Likewise.
2277 (whole_program_function_and_variable_visibility): Likewise.
2278 (ipa_cdtor_merge): Likewise.
2279 * trans-mem.c (ipa_tm_execute): Likewise.
2280 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
2281 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
2282 (ipa_print_all_params): Likewise.
2283 (ipa_update_after_lto_read): Likewise.
2284 * tree-profie.c (tree_profiling): Likewise.
2285 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
2286 * passes.c (dump_passes): Likewise.
2287 (do_per_function): Likewise.
2288 (ipa_write_summaries): Likewise.
2289 * varpool.c (dump_varpool): Likewise.
2290 (varpool_node_for_asm): Likewise.
2291 (varpool_assemble_pending_decls): Likewise.
2293 2012-04-16 Richard Guenther <rguenther@suse.de>
2295 PR tree-optimization/52975
2296 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
2297 condition but always mark it with TRUTH_NOT_EXPR.
2299 2012-04-16 Richard Guenther <rguenther@suse.de>
2301 PR tree-optimization/52975
2302 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
2303 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
2304 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
2305 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
2307 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
2309 * config/i386/sse.md (ssse3_plusminus): New code iterator.
2310 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
2311 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
2312 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
2313 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
2314 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
2315 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
2317 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
2318 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
2319 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
2320 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
2321 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
2322 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
2324 (xop_plus): New code iterator.
2325 (macs): New code attribute.
2327 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
2328 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
2330 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
2331 xop_plus code iterator.
2332 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
2333 xop_plus code iterator.
2334 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
2335 xop_plus code iterator.
2336 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
2337 xop_plus code iterator.
2339 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
2340 any_extend code iterator.
2341 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
2342 any_extend code iterator.
2343 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
2344 any_extend code iterator.
2345 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
2346 any_extend code iterator.
2347 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
2348 any_extend code iterator.
2349 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
2350 any_extend code iterator.
2352 2012-04-14 Tom de Vries <tom@codesourcery.com>
2354 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
2355 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
2356 DELETED_LABEL note, and move it to ...
2357 * cfgrtl.c (delete_insn): ... here. Change return type to void.
2358 (delete_insn_and_edges): Likewise.
2359 (delete_insn_chain): Handle new return type of delete_insn. Delete
2360 chain backwards rather than forwards.
2361 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
2363 * cfglayout.c (fixup_reorder_chain): Delete unused label.
2365 2012-04-14 Jan Hubicka <jh@suse.cz>
2367 * cgraph.h: Update copyrights;
2368 (symtab_node): Turn to union typedef.
2369 (symtab_node_base): New structure.
2370 (symtab_type): Add SYMTAB_SYMBOL tag.
2371 (cgraph_node): Annotate some pinters with nested_ptr.
2372 (varpool_node): Likewise.
2373 (cgraph_local_info): Remove lto_file_data
2374 and externally_visible.
2375 (cgraph_node): Remove decl; same_comdat_group list;
2376 aux; ref_list; order; address_taken; reachable_from_other_parittion,
2377 in_other_partition; resolution.
2378 (varpool_node): Remove decl; same_comdat_group;
2379 ref_list; lto_file_data; aux; order; resolution; externally_visible;
2380 used_from_other_partition; in_other_partition.
2381 (symtab_node_def): New union.
2382 (cgraph, varpool): Update.
2383 (varpool_first_static_initializer, varpool_next_static_initializer,
2384 cgraph_only_called_directly_or_aliased_p,
2385 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
2386 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
2387 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
2389 * cgraph.c: Likewise.
2390 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
2391 * cgraphbuild.c: Likewise.
2392 * lto-symtab.c: Likewise.
2393 * c-gimplify.c: Likewise.
2394 * value-prof.c: Likewise.
2396 * ipa-cp.c: Likewise.
2397 * tree-emutls.c: Likewise.
2398 * ipa-inline-transform.c: Likwise.
2399 * ipa-reference.c: Likewise.
2400 * cgraphunit.c: Likewise.
2401 * ipa-ref.c: Likewise.
2402 * lto-cgraph.c: Likewise.
2403 * ipa-ref-inline.h: Likewise.
2404 * ipa-pure-const.c: Likewise.
2405 * lto-streamer-out.c: Likewise.
2406 * ipa-utils.c: Likewise.
2407 * ipa-inline.c: Likewise.
2408 * matrix-reorg.c: Likewise.
2409 * tree-eh.c: Likewise.
2410 * tree-vectorizer.c: Likewise.
2411 * ipa-split.c: Likewise.
2413 * trans-mem.c: Likewise.
2414 * ipa-inline-analysis.c: Likewise.
2415 * gimplify.c: Likewise.
2416 * cfgexpand.c: Likewise.
2417 * tree-sra.c: Likewise.
2418 * ipa-prop.c: Likewise.
2419 * varasm.c: Likewise.
2420 * tree-nested.c: Likewise.
2421 * tree-inline.c: Likewise.
2422 * tree-profile.c: Likewise.
2423 * tree-ssa-structalias.c: Likewise.
2424 * passes.c: Likewise.
2425 * varpool.c: Likewise.
2427 2012-04-14 Tom de Vries <tom@codesourcery.com>
2429 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
2430 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
2431 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
2433 (gsi_advance_fw_nondebug_nonlocal): New function.
2434 (local_def): Removed function.
2435 (same_succ_hash): Use stmt_local_def.
2436 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
2437 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
2439 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2441 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
2442 and __ILP32__ for x32.
2444 2012-04-13 Martin Jambor <mjambor@suse.cz>
2447 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
2448 fold_ctor_reference returns a zero constant.
2450 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
2452 * config.gcc: Add i386/gnu-user-common.h before all
2453 i386/gnu-user.h and i386/gnu-user64.h usages.
2455 * config/i386/gnu-user-common.h: New.
2457 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
2458 (CC1_SPEC): Likewise.
2459 (ENDFILE_SPEC): Likewise.
2460 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
2461 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
2462 (TARGET_OS_CPP_BUILTINS): Likewise.
2463 (LIBGCC2_HAS_TF_MODE): Likewise.
2464 (LIBGCC2_TF_CEXT): Likewise.
2465 (TF_SIZE): Likewise.
2466 (TARGET_ASM_FILE_END): Likewise.
2467 (STACK_CHECK_MOVING_SP): Likewise.
2468 (STACK_CHECK_STATIC_BUILTIN): Likewise.
2469 * config/i386/gnu-user64.h: Likewise.
2471 2012-04-13 Martin Jambor <mjambor@suse.cz>
2473 * expr.c (expand_expr_real_1): Pass type, not the expression, to
2474 set_mem_attributes for a memory temporary. Do not call the function
2475 for the memory temporary created for a bitfield.
2477 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2480 * df.h (enum debug_temp_where): New.
2481 (dead_debug_init, dead_debug_finish) Declare.
2482 (dead_debug_add, dead_debug_insert_temp): Declare.
2483 (struct dead_debug_use, struct dead_debug): Moved from...
2484 * df-problems.c: ... here.
2485 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
2487 (df_create_unused_note): Likewise.
2488 (df_set_dead_notes_for_mw): Move comment where it belongs.
2489 (dead_debug_init): Export.
2490 (dead_debug_reset_uses): New, factored out of...
2491 (dead_debug_finish): ...this. Export.
2492 (dead_debug_reset): Remove.
2493 (dead_debug_add): Export.
2494 (dead_debug_insert_before): Rename to...
2495 (dead_debug_insert_temp): ... this. Add where argument. Export.
2496 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
2497 Return insertion count.
2498 (df_note_bb_compute): Adjust.
2499 * dce.c (word_dce_process_block): Adjust dead debug uses.
2500 (dce_process_block): Likewise.
2502 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2504 * df-problems.c (df_note_bb_compute): Do not take note of
2505 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
2507 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2510 * var-tracking.c (expand_depth): New type.
2511 (onepart_aux, expand_loc_callback_data): Change depth type to it.
2512 (loc_exp_dep_alloc): Adjust initializer.
2513 (update_depth): Use new type. Add entryvals.
2514 (vt_expand_var_loc_chain): Take note of expansions with
2515 ENTRY_VALUEs, but don't accept them right away. Run an optional
2516 second pass accepting the minimum ENTRY_VALUE count found in the
2518 (vt_expand_loc_callback, INIT_ELCD): Adjust.
2520 2012-04-13 Tom de Vries <tom@codesourcery.com>
2522 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
2523 parameters vuse and vuse_escaped.
2524 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
2525 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
2528 2012-04-13 Richard Guenther <rguenther@suse.de>
2530 PR tree-optimization/52969
2531 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
2532 the condition for the COND_EXPR and handle predicate negation
2533 by swapping the COND_EXPR arms.
2535 2012-04-13 Nick Clifton <nickc@redhat.com>
2537 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
2538 TODO_dump_func flag.
2540 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
2542 PR rtl-optimization/52203
2543 PR rtl-optimization/52715
2545 Revert the 2012-03-07 fix for PR 52203.
2546 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
2547 the insn does not modify DFA right before issuing, adjust
2548 issue_rate accordingly.
2550 2012-04-13 Richard Guenther <rguenther@suse.de>
2553 * c-typeck.c (pointer_diff): Remove bogus assert.
2555 2012-04-13 Richard Guenther <rguenther@suse.de>
2558 * convert.c (convert_to_pointer): Remove special-casing of zero.
2560 2012-04-13 Joey Ye <joey.ye@arm.com>
2562 * config/arm/constraints.md (Pe): New constraint.
2563 * config/arm/arm.md: New split for imm 256-510.
2565 2012-04-13 Terry Guo <terry.guo@arm.com>
2567 * config/arm/arm-cores.def: Added core cortex-m0plus.
2568 * config/arm/arm-tune.md: Regenerated.
2569 * config/arm/arm-tables.opt: Regenerated.
2570 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
2572 2012-04-13 Alan Modra <amodra@gmail.com>
2575 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
2576 tie regs on destination of sets. Delete forward declaration.
2577 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
2578 (rs6000_emit_prologue): Likewise.
2579 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
2581 (is_mem_ref): Use tie_operand to recognise stack ties.
2582 * config/rs6000/predicates.md (tie_operand): New.
2583 * config/rs6000/rs6000.md (restore_stack_block): Generate new
2585 (restore_stack_nonlocal): Likewise.
2586 (stack_tie): Update.
2587 (frame_tie): Delete.
2589 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2591 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
2592 HOST_WIDE_INT_PRINT_DEC in format strings.
2594 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
2597 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
2598 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
2599 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
2600 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
2601 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
2602 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
2603 avx2_permvarv8si using VI4F_256 mode iterator.
2604 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
2605 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
2606 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
2607 gen_avx2_permvarv8sf.
2608 (expand_vec_perm_pshufb): Ditto.
2610 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2613 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
2614 the list of options to enable the FCFID instruction.
2615 (TARGET_EXTRA_BUILTINS): Adjust comment.
2617 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2619 PR tree-optimization/18589
2620 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
2621 (operand_entry): Add count field.
2622 (add_repeat_to_ops_vec): New function.
2623 (completely_remove_stmt): Likewise.
2624 (remove_def_if_absorbed_call): Likewise.
2625 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
2626 (acceptable_pow_call): New function.
2627 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
2628 entries with repeat counts when found.
2629 (repeat_factor_d): New struct and associated typedefs.
2630 (repeat_factor_vec): New static vector variable.
2631 (compare_repeat_factors): New function.
2632 (get_reassoc_pow_ssa_name): Likewise.
2633 (attempt_builtin_powi): Likewise.
2634 (reassociate_bb): Call attempt_builtin_powi.
2635 (fini_reassoc): Two new calls to statistics_counter_event.
2637 2012-04-12 Richard Guenther <rguenther@suse.de>
2639 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
2640 * cgraph.h (tree_rest_of_compilation): Remove.
2641 * cgraph.c (cgraph_add_new_function): Move ...
2642 * cgraphunit.c (cgraph_add_new_function): ... here.
2643 (tree_rest_of_compilation): Make static.
2644 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
2645 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
2646 gate_all_early_local_passes, execute_all_early_local_passes,
2647 pass_early_local_passes, gate_all_early_optimizations,
2648 pass_all_early_optimizations): Move ...
2649 * passes.c (gate_all_optimizations, pass_all_optimizations,
2650 gate_all_early_local_passes, execute_all_early_local_passes,
2651 pass_early_local_passes, gate_all_early_optimizations,
2652 pass_all_early_optimizations): ... here.
2653 * tree-optimize.c (execute_free_datastructures): Remove.
2654 * tree-flow.h (execute_free_datastructures): Remove.
2655 * tree-optimize.c (execute_init_datastructures,
2656 pass_init_datastructures): Move ...
2657 * tree-ssa.c (execute_init_datastructures,
2658 pass_init_datastructures): ... here.
2659 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
2660 execute_free_datastructures.
2662 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
2664 * dbgcnt.def (ira_move): New counter.
2665 * ira-int.h (ira_create_new_reg): Declare function.
2666 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
2667 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
2668 no longer static. All callers changed.
2669 * ira.c: Include "dbgcnt.h".
2670 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
2671 move_unallocated_pseudos): New static functions.
2672 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
2673 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
2674 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
2675 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
2676 to the pseudos generated in find_moveable_pseudos.
2677 * Makefile.in (ira.o): Add $(DBGCNT_H).
2679 2012-04-12 Richard Guenther <rguenther@suse.de>
2681 PR tree-optimization/52943
2682 * tree-chrec.h (chrec_is_positive): Remove.
2683 * tree-scalar-evolution.c (chrec_is_positive): Move ...
2684 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
2685 Return false for a constant zero instead of negative.
2686 (analyze_siv_subscript_cst_affine): Handle zero difference
2687 in the initial condition explicitely.
2689 2012-04-12 Richard Guenther <rguenther@suse.de>
2691 * tree-parloops.c (parallelize_loops): Also consult the upper
2692 bound for the number of iterations.
2693 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2694 (loop_prefetch_arrays): Likewise.
2696 2012-04-12 Richard Guenther <rguenther@suse.de>
2698 * cfgloop.h (estimated_loop_iterations_int): Ditch
2699 'conservative' parameter.
2700 (max_stmt_executions_int): Likewise.
2701 (estimated_loop_iterations): Likewise.
2702 (max_stmt_executions): Likewise.
2703 (max_loop_iterations): Declare.
2704 (max_loop_iterations_int): Likewise.
2705 (estimated_stmt_executions): Likewise.
2706 (estimated_stmt_executions_int): Likewise.
2707 * tree-ssa-loop-niter.c (estimated_loop_iterations):
2709 (max_loop_iterations): ... this.
2710 (estimated_loop_iterations_int): Split parts to ...
2711 (max_loop_iterations_int): ... this.
2712 (max_stmt_executions_int): Split parts to ...
2713 (estimated_stmt_executions_int): ... this.
2714 (max_stmt_executions): Split parts to ...
2715 (estimated_stmt_executions): ... this.
2716 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
2717 * predict.c (predict_loops): Likewise.
2718 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
2719 (analyze_siv_subscript_cst_affine): Likewise.
2720 (compute_overlap_steps_for_affine_1_2): Likewise.
2721 (analyze_subscript_affine_affine): Likewise.
2722 (init_omega_for_ddr_1): Likewise.
2723 * tree-parloops.c (parallelize_loops): Likewise.
2724 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2725 (may_eliminate_iv): Likewise.
2726 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2727 (loop_prefetch_arrays): Likewise.
2728 * tree-vrp.c (adjust_range_with_scev): Likewise.
2730 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
2732 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
2733 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
2735 (dump_table): Use bool type for need_align and have_df variables.
2736 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
2737 (regs_used): Remove register modifier.
2738 (barrier_align): Move variables slot, credit, jump_to_next
2739 into if block above for loop. Use bool type for jump_to_next.
2740 (sh_function_arg): Use NULL_RTX instead of 0.
2742 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
2744 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
2745 (bswapsi2): New expander.
2747 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2749 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
2750 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
2752 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2754 PR rtl-optimization/52876
2755 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
2756 Don't call mark_reg_pointer for incompatible pointer sign extension.
2758 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
2761 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
2763 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
2764 comparisons against TYPE_PRECISION.
2765 * tree-ssa-forwprop.c (combine_conversions): Likewise.
2767 2012-04-11 Xinliang David Li <davidxl@google.com>
2769 * tree-passes.h: Remove TODO_dump_func.
2770 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
2771 * trans-mem.c: Remove TODO_dump_func.
2772 * ira.c: Remove TODO_dump_func.
2774 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2776 * config/i386/i386.c (ix86_option_override_internal): Check
2777 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
2778 after TARGET_64BIT is updated.
2780 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2782 * config/sh/sh.h: Remove old secondary reload code.
2784 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2786 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
2787 (ready_reorder): ... this function.
2789 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
2791 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
2794 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
2795 insns so that no other insn is queued for a time before them.
2797 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
2800 2012-04-11 Richard Guenther <rguenther@suse.de>
2803 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2804 consider loop nesting.
2805 (evolution_function_is_univariate_p): Properly check the remainder
2808 2012-04-11 Richard Guenther <rguenther@suse.de>
2811 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
2813 2012-04-11 Nick Clifton <nickc@redhat.com>
2815 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
2816 information, if requested.
2818 * config/rx/rx.c (rx_expand_prologue): Likewise.
2820 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
2821 Michael Matz <matz@suse.de>
2824 * rtlanal.c (unsigned_reg_p): New function.
2825 Update copyright notice dates.
2826 * rtl.h (unsigned_reg_p): Prototype it.
2827 Update copyright notice dates.
2828 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
2830 * expr.c (expand_expr_real_1): Set register attributes.
2831 * stmt.c (expand_case): Likewise.
2833 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2836 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
2837 consider_sh2a and allow_zero.
2838 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
2839 (disp_addr_displacement): New function.
2840 (sh_address_cost): Use disp_addr_displacement function instead
2841 of DISP_ADDR_OFFSET.
2842 (sh_legitimate_address_p): Adapt to changed
2843 sh_legitimate_index_p declaration.
2844 (sh_find_mov_disp_adjust): Remove HImode check.
2845 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
2846 disp_addr_displacement and max_mov_insn_displacement.
2847 (max_mov_insn_displacement): Remove HImode check.
2848 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
2849 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
2850 * config/sh/constraints.md (K05, K13): New constraints.
2851 (K12): Correct comment.
2852 (Sdd): Do not use DISP_ADDR_P macro.
2853 (Snd, Sbw): Use satisfies_constraint_Sdd.
2854 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
2855 (*extendhisi2_compact, movhi_i): Remove.
2856 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
2857 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
2858 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
2859 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
2860 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
2861 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
2862 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
2864 Add new peepholes for HImode displacement addressing.
2866 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2868 * config/sh/sh.h (SIDI_OFF): Remove.
2869 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
2870 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
2873 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
2876 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
2877 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
2878 * doc/md.texi (Standard Names): Add bswap.
2879 * builtin-types.def (BT_UINT16): New primitive type.
2880 (BT_FN_UINT16_UINT16): New function type.
2881 * builtins.def (BUILT_IN_BSWAP16): New.
2882 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
2883 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
2884 expand_builtin_bswap.
2885 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
2886 (fold_builtin_1): Likewise.
2887 (is_inexpensive_builtin): Likewise.
2888 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
2889 missing bits for bswap to libcall code.
2890 * tree.c (build_common_tree_nodes): Build uint16_type_node.
2891 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
2892 (uint16_type_node): New define.
2893 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
2894 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
2896 (rs6000_init_builtins): Likewise.
2897 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
2899 2012-04-11 Tristan Gingold <gingold@adacore.com>
2901 * doc/extend.texi (Type Attributes): Move paragraph.
2903 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
2906 * diagnostic.h (show_caret): Declare.
2907 (caret_max_width): Declare.
2908 (diagnostic_show_locus): Declare.
2909 * diagnostic.c (diagnostic_initialize): Initialize to false.
2910 (diagnostic_show_locus): New.
2911 (diagnostic_report_diagnostic): Call it.
2912 (getenv_columns): New.
2914 (diagnostic_set_caret_max_width): New.
2915 * input.c (read_line): New.
2916 (location_get_source_line): New.
2917 * input.h (location_get_source_line): Declare.
2918 * toplev.c (general_init): Initialize show_caret from options.
2919 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
2920 * opts.c (common_handle_option): Likewise.
2921 * pretty-print.h (pp_get_prefix): New.
2922 (pp_base_get_prefix): New.
2923 * common.opt (fdiagnostics-show-caret): New option.
2924 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
2926 2012-04-11 Richard Guenther <rguenther@suse.de>
2928 PR rtl-optimization/52881
2929 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
2931 2012-04-11 Richard Guenther <rguenther@suse.de>
2933 PR tree-optimization/52912
2934 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
2935 manipulation code we are threading through a loop header
2936 to an exit destination.
2938 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2940 * tree.h (warn_if_unused_value): Move declaration from here.
2941 * stmt.c (warn_if_unused_value): Move definition from here.
2943 2010-04-10 Michael Matz <matz@suse.de>
2945 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
2947 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
2948 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
2949 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
2950 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
2951 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
2952 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
2953 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
2954 (vect_record_strided_load_vectors): Rename to
2955 vect_record_grouped_load_vectors.
2956 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
2957 Rename use of above macros.
2958 (vect_verify_datarefs_alignment): Ditto.
2959 (vector_alignment_reachable_p): Ditto.
2960 (vect_peeling_hash_get_lowest_cost): Ditto.
2961 (vect_enhance_data_refs_alignment): Ditto.
2962 (vect_analyze_group_access): Ditto and rename stride to groupsize.
2963 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
2964 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
2965 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
2966 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
2967 (vect_record_strided_load_vectors): Rename to
2968 vect_record_grouped_load_vectors.
2969 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
2970 (destroy_loop_vec_info): Ditto.
2971 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
2972 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
2973 (vect_analyze_slp): Ditto.
2974 (new_bb_vec_info): Ditto.
2975 (destroy_bb_vec_info): Ditto.
2976 (vect_schedule_slp_instance): Ditto and rename strided_store to
2978 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
2979 vect_cost_group_size.
2980 (vect_model_store_cost): Rename use of above macros and call
2981 to vect_cost_strided_group_size.
2982 (vect_model_load_cost): Ditto.
2983 (vectorizable_store): Ditto, rename strided_store to grouped_store
2984 and calls to renamed tree-vectorizer.h functions.
2985 (vectorizable_load): Ditto.
2986 (vect_transform_stmt): Rename use of above macros and strided_store
2989 2012-04-10 Jan Hubicka <jh@suse.cz>
2991 * cgraph.h: Remove misledaing comment on ipa-ref.h.
2992 (symtab_type): New enum.
2993 (symtab_node): New structure.
2994 (cgraph_node, varpool_node): Add symbol base type.
2995 (cgraph, varpool): New accestor functions.
2996 * cgraph.c (cgraph_create_node_1): Set symbol type.
2997 * varpool.c (varpool_node): Set symbol type.
2999 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3000 Richard Sandiford <rdsandiford@googlemail.com>
3002 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
3004 2012-04-10 Richard Guenther <rguenther@suse.de>
3007 * gimple-low.c (gimple_check_call_args): Properly account for
3008 compatible aggregate types.
3010 2012-04-10 Richard Guenther <rguenther@suse.de>
3012 * toplev.h (tree_rest_of_compilation): Remove.
3013 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3014 * cgraph.h (tree_rest_of_compilation): Declare.
3015 * tree-optimize.c (tree_rest_of_compilation): Move ...
3016 * cgraphunit.c (tree_rest_of_compilation): ... here.
3017 * cgraph.c (cgraph_add_new_function): Adjust.
3018 * Makefile.in (tree-optimize.o): Adjust.
3019 (cgraphunit.o): Likewise.
3021 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3023 PR tree-optimization/52870
3024 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3025 presumed pattern statement is within the same loop or basic block.
3027 2012-04-10 Tristan Gingold <gingold@adacore.com>
3029 * gengtype.c (main): Make uintptr_t a known type.
3031 2012-04-10 Richard Guenther <rguenther@suse.de>
3033 * tree-pass.h (tree_lowering_passes): Remove.
3034 * tree-optimize.c (tree_lowering_passes): Remove.
3035 * cgraph.c (cgraph_add_new_function): Inline relevant parts
3036 of tree_lowering_passes, avoid redundant call of early local passes.
3037 * cgraphunit.c (cgraph_lower_function): Fold into ...
3038 (cgraph_analyze_function): ... its single caller. Inline
3039 relevant parts of tree_lowering_passes.
3041 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
3044 * config/pa/pa.opt: Remove SIO and GNU_LD.
3046 2012-04-09 Jan Hubicka <jh@suse.cz>
3051 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
3052 boundary, add its target too.
3053 * lto.c (add_references_to_partition): Add also aliased nodes.
3054 (add_cgraph_node_to_partition,
3055 add_varpool_node_to_partition): Work on nodes, not functions/variables;
3056 when adding alias, add also the aliased object.
3058 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
3061 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
3062 VOIDmode immediate operands.
3063 * config/i386/constraints.md (Wz): New constraint.
3064 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
3066 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3069 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3070 the DECL generated for the special GOT helper.
3072 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
3074 * config/sh/constraints.md: Update list of constraints in
3076 (Sr0): Remove unused memory constraint.
3078 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3080 * tree-pretty-print.h: Update comment.
3082 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
3084 * config/sh/sh.md: Use braced string notation where applicable.
3085 (*prefetch_i4, prefetch_m2a): Merge into ...
3086 (*prefetch): ... this new insn.
3088 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3090 * config/sh/sh.h (high_life_started): Remove
3091 * config/sh/predicates.md (general_movdst_operand): Use
3092 'reload_in_progress' instead of 'high_life_started'.
3093 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
3094 divsi_inv_fp): Likewise.
3096 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3098 * config/sh/sh-protos.h (prepare_move_operands): Return void
3100 * config/sh/sh.c (prepare_move_operands): Likewise.
3101 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
3103 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3105 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
3106 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
3107 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
3108 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
3109 commutative_float_operator, noncommutative_float_operator,
3110 sh_handle_pragma): Remove.
3112 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
3114 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
3115 Use @option markup on command-line options. Use @samp markup on
3116 literal keywords to options. Use @code markup on code fragments.
3117 Use other markup in preference to quotation marks in the text.
3118 Add markup to some passages without any.
3120 2012-04-06 Mike Stump <mikestump@comcast.net>
3122 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
3124 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3126 * config/sh/sh.c (hi_const): Remove.
3127 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
3130 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3132 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
3134 * config/sh/sh.c (sh_expand_t_scc): Likewise.
3135 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
3136 calling sh_expand_t_scc.
3138 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3140 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
3141 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
3142 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
3143 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
3144 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
3145 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
3146 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
3147 sh2a_is_function_vector_call): Use bool as return type.
3148 (sh_pass_in_reg_p): Remove.
3149 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
3150 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
3151 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
3152 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
3153 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
3154 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
3155 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
3156 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
3157 sh_loads_bankedreg_p): Use bool as return type.
3158 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
3159 'register' modifier.
3161 2012-04-06 Matt Turner <mattst88@gmail.com>
3163 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3165 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3167 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3168 of the destination isn't also a FP_REGS register.
3170 2012-04-05 Teresa Johnson <tejohnson@google.com>
3171 H.J. Lu <hongjiu.lu@intel.com>
3173 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
3174 * config/i386/i386.md (move immediate to memory peephole2):
3175 Add cases for HImode move when LCP stall avoidance is needed.
3176 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3177 X86_TUNE_LCP_STALL entry.
3179 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
3182 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
3183 CONST_INT operands, zero-extended with AND.
3185 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
3188 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
3189 first argument instead of mode size. Move displacement calculations
3191 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
3192 ... these new functions.
3193 (disp_adjust): Remove max_mov_disp field.
3194 (sh_legitimate_index_p): Use max_mov_insn_displacement and
3195 mov_insn_alignment_mask.
3196 (sh_address_cost): Use max_mov_insn_displacement.
3198 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
3200 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
3201 (arch_enabled): Handle new arch types.
3202 (one_cmpldi2): Add NEON support.
3204 2012-04-05 Richard Guenther <rguenther@suse.de>
3206 * gimple.c (walk_gimple_op): Compute val_only for the LHS
3207 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
3208 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
3209 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
3210 ... here and make static.
3211 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
3214 2012-04-05 Richard Guenther <rguenther@suse.de>
3216 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
3217 basic-block before removing it.
3219 2012-04-05 Richard Guenther <rguenther@suse.de>
3221 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
3222 version namespace as we release the freelist.
3224 2012-04-05 Richard Guenther <rguenther@suse.de>
3226 * tree-nrv.c (tree_nrv): Release VDEFs.
3227 * tree-sra.c (sra_modify_constructor_assign): Likewise.
3228 (sra_modify_assign): Likewise.
3229 * tree-vect-stmts.c (vect_remove_stores): Likewise.
3230 * tree-vect-loop.c (vect_transform_loop): Likewise.
3231 * tree-ssa-dom.c (optimize_stmt): Likewise.
3232 * tree-vect-slp.c (vect_schedule_slp): Likewise.
3233 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
3235 2012-04-05 Richard Guenther <rguenther@suse.de>
3237 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
3239 * gimple.h (gsi_remove): Adjust.
3240 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
3241 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
3242 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3243 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
3244 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
3245 * tree-ssa-pre.c (eliminate): Likewise.
3247 2012-04-04 Mike Stump <mikestump@comcast.net>
3249 * doc/rtl.texi (const_double): Document as sign-extending.
3250 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
3251 * emit-rtl.c (immed_double_int_const): Refine to state the
3253 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
3254 CONST_DOUBLE integers.
3255 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
3256 negative values are converted. Fix conversions bigger than
3257 HOST_BITS_PER_WIDE_INT.
3258 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
3259 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
3260 * explow.c (plus_constant_mode): Add.
3261 (plus_constant): Implement with plus_constant_mode.
3262 * rtl.h (plus_constant_mode): Add.
3264 2012-04-04 Richard Guenther <rguenther@suse.de>
3266 PR tree-optimization/52808
3267 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
3268 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
3270 2012-04-04 Tristan Gingold <gingold@adacore.com>
3272 * expr.c (expand_expr_real_2): Handle larger sizetype in
3275 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3277 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
3278 to m2a-single instead of m2e.
3280 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3282 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3283 Change type of BITOFFSET to signed. Make sure the lower bound of
3284 the computed range is non-negative by adjusting OFFSET and BITPOS.
3285 (expand_assignment): Adjust call to get_bit_range.
3287 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
3289 * h8300/h8300.c (h8300_current_function_monitor_function_p):
3290 New function. Added to check monitor functions.
3291 (h8300_option_override): Modified to generate error/warning
3292 messages for invalid combinations of different command line
3294 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
3295 save EXR on stack for monitor function in case of H8S target
3296 when "-mno-exr" is passed.
3297 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
3299 * doc/invoke.texi: Document H8S options.
3301 2012-04-03 Tristan Gingold <gingold@adacore.com>
3303 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
3304 of gcc_AC_FUNC_MMAP_BLACKLIST.
3305 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
3306 * Makefile.in (aclocal_deps): Add mmap.m4.
3307 * configure: Regenerate.
3308 * aclocal.m4: Regenerate.
3310 2012-04-03 Richard Guenther <rguenther@suse.de>
3312 PR tree-optimization/52808
3313 * tracer.c (tail_duplicate): Return whether we have duplicated
3315 (tracer): If we have duplicated any block, cleanup the CFG.
3316 * cfghooks.c (duplicate_block): If we duplicated a loop
3317 header but not its loop, destroy the loop because it now has
3319 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
3320 the cfg manipulation routines we are not creating a multiple
3323 2012-04-03 Tristan Gingold <gingold@adacore.com>
3325 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
3327 (vms_c_common_override_options): Allow parameterless variadic
3330 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3332 PR tree-optimization/52835
3333 * tree-data-ref.c (build_rdg): Return NULL if
3334 compute_data_dependences_for_loop failed.
3336 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3338 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
3339 for REAL_CST as well.
3340 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
3341 In the bitfield case, if the value is a REAL_CST, convert it first to
3344 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
3346 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
3347 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
3348 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
3350 * config/i386/biarchx32.h: New.
3352 2012-04-02 Anatoly Sokolov <aesok@post.ru>
3354 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
3355 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
3356 (arm_preferred_reload_class): New function.
3358 2012-04-02 Richard Guenther <rguenther@suse.de>
3360 PR tree-optimization/52756
3361 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
3362 (thread_through_loop_header): After threading through the loop latch
3363 remove the split part from the loop and clear further threading
3364 opportunities that would create a multiple entry loop.
3366 2012-04-02 Richard Guenther <rguenther@suse.de>
3368 PR rtl-optimization/52800
3369 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
3370 CLEANUP_CFG_CHANGED.
3372 2012-04-02 Richard Guenther <rguenther@suse.de>
3375 * loop-init.c (gate_handle_loop2): Destroy loops here if
3376 we don't enter RTL loop optimizers.
3378 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
3381 2012-03-29 Richard Guenther <rguenther@suse.de>
3383 * rtl.h (extended_count): Remove.
3384 * combine.c (extended_count): Remove.
3386 2012-04-02 Dodji Seketeli <dodji@redhat.com>
3389 * pt.c (more_specialized_fn): Don't apply decay conversion to
3390 types of function parameters.
3392 2012-04-02 Tristan Gingold <gingold@adacore.com>
3394 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
3395 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
3396 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
3397 (ggc_pch_this_base): Use uintptr_t instead of size_t.
3399 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
3402 * config/i386/i386.c (ix86_option_override_internal): Don't
3403 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
3405 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3407 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3408 (stmt_can_make_abnormal_goto): Use it.
3409 (is_ctrl_altering_stmt): Likewise.
3411 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
3412 Kaz Kojima <kkojima@gcc.gnu.org>
3414 * config/sh/sh.c (push_regs): Skip banked registers when
3415 resbank attribute is specified.
3416 (sh_expand_epilogue): Likewise.
3418 2012-03-30 Richard Henderson <rth@redhat.com>
3421 * combine-stack-adj.c (prev_active_insn_bb): New.
3422 (next_active_insn_bb): New.
3423 (force_move_args_size_note): New.
3424 (combine_stack_adjustments_for_block): Use it.
3426 2012-03-30 Richard Henderson <rth@redhat.com>
3428 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
3429 (ix86_expand_vector_init_duplicate): Initialize it.
3430 (expand_vec_perm_palignr): Likewise.
3431 (ix86_expand_vec_perm_const): Likewise.
3432 (ix86_vectorize_vec_perm_const_ok): Likewise.
3433 (expand_vec_perm_blend): Use it.
3434 (expand_vec_perm_vpermil): Likewise.
3435 (expand_vec_perm_pshufb): Likewise.
3436 (expand_vec_perm_1): Likewise.
3437 (expand_vec_perm_pshuflw_pshufhw): Likewise.
3438 (expand_vec_perm_interleave2): Likewise.
3439 (expand_vec_perm_vpermq_perm_1): Likewise.
3440 (expand_vec_perm_vperm2f128): Likewise.
3441 (expand_vec_perm_interleave3): Likewise.
3442 (expand_vec_perm_vperm2f128_vblend): Likewise.
3443 (expand_vec_perm_vpshufb2_vpermq): Likewise.
3444 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
3445 (expand_vec_perm_broadcast): Likewise.
3446 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
3448 2012-03-30 Richard Henderson <rth@redhat.com>
3450 * dwarf2out.c (gen_variable_die): Initialize off.
3452 2012-03-30 Tristan Gingold <gingold@adacore.com>
3454 * config/vms/vms-f.c: New file.
3455 * config/vms/t-vms (vms-f.o): New rule.
3456 * config.gcc (*-*-*vms*): Define fortran_target_objs.
3458 2012-03-30 Richard Guenther <rguenther@suse.de>
3460 PR tree-optimization/52754
3461 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3462 propagate arbitrary addresses into really plain dereferences.
3464 2012-03-30 Richard Guenther <rguenther@suse.de>
3467 * except.c (emit_to_new_bb_before): Move loop updating ...
3468 (dw2_build_landing_pads): ... here. Use a proper block for
3469 querying the loop father.
3471 2012-03-30 Tristan Gingold <gingold@adacore.com>
3473 * config/ia64/ia64.c (ia64_section_type_flags): Remove
3474 common_object attribute handling.
3475 (SECTION_VMS_OVERLAY): Remove
3476 (ia64_vms_common_object_attribute): Replace abort with an assert.
3477 Do not set DECL_SECTION_NAME.
3478 (ia64_vms_output_aligned_decl_common): Handle common_object
3480 (ia64_vms_elf_asm_named_section): Remove.
3481 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
3483 2012-03-30 Richard Guenther <rguenther@suse.de>
3486 * double-int.c (rshift_double): Remove not needed cast.
3488 2012-03-30 Richard Guenther <rguenther@suse.de>
3490 * tree-affine.h (print_aff): Remove.
3491 * tree-affine.c (print_aff): Make static.
3492 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
3493 (get_references_in_stmt): Likewise.
3494 (print_direction_vector): Likewise.
3495 (print_dir_vectors): Likewise.
3496 (print_dist_vectors): Likewise.
3497 (dump_subscript): Likewise.
3498 (dump_ddrs): Likewise.
3499 (dump_dist_dir_vectors): Likewise.
3500 (dump_data_references): Likewise.
3501 (dump_data_dependence_relation): Likewise.
3502 (dump_data_dependence_direction): Likewise.
3503 (dump_rdg_vertex): Likewise.
3504 (dump_rdg_component): Likewise.
3505 (debug_ddrs): Declare.
3506 (struct data_ref_loc_d): Move ...
3507 * tree-data-ref.c (struct data_ref_loc_d): ... here.
3508 (get_references_in_stmt): Make static.
3509 (dump_data_references): Likewise.
3510 (dump_subscript): Likewise.
3511 (print_direction_vector): Likewise.
3512 (print_dir_vectors): Likewise.
3513 (print_dist_vectors): Likewise.
3514 (dump_data_dependence_relation): Likewise.
3515 (dump_dist_dir_vectors): Likewise.
3516 (dump_ddrs): Likewise.
3517 (dump_rdg_vertex): Likewise.
3518 (dump_rdg_component): Likewise.
3519 (debug_ddrs): New function.
3520 (access_matrix_get_index_for_parameter): Remove.
3522 2012-03-30 Tristan Gingold <gingold@adacore.com>
3524 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
3525 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
3526 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
3527 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
3528 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
3529 (vms_patch_builtins): Handle new flags
3530 * config/vms/vms-crtlmap.map: Completed using nm on
3531 c and math system libraries.
3532 * config/vms/make-crtlmap.awk: Handle any number of flags.
3534 2012-03-30 Martin Jambor <mjambor@suse.cz>
3536 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3537 is a builtin_stack_save in a dominating BB.
3539 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3541 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3542 crossing 128bit lane boundary.
3544 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3546 * ira-color.c (setup_left_conflict_sizes_p): Process all
3547 conflicting objects.
3549 2012-03-29 Jakub Jelinek <jakub@redhat.com>
3551 PR tree-optimization/52760
3552 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
3553 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
3555 2012-03-29 Richard Guenther <rguenther@suse.de>
3557 * cgraph.h (cgraph_materialize_all_clones): Remove.
3558 (reset_inline_failed): Likewise.
3559 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
3560 * cgraphbuild.c (reset_inline_failed): Remove.
3561 * rtl.h (cse_main): Remove.
3562 (extended_count): Likewise.
3563 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
3564 (cse_main): Make static.
3565 * combine.c (extended_count): Remove.
3566 (dump_combine_stats): Mark as DEBUG_FUNCTION.
3567 * basic-block.h (reorder_basic_blocks): Remove.
3568 * bb-reorder.c (reorder_basic_blocks): Make static.
3569 * Makefile.in (dse.o): Remove dse.h dependency.
3571 * dse.c (gate_dse): Remove.
3572 (clear_alias_mode_eq): Likewise.
3573 (clear_alias_mode_hash): Likewise.
3574 (dse_record_singleton_alias_set): Likewise.
3575 (dse_invalidate_singleton_alias_set): Likewise.
3577 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
3579 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
3580 crtbegin_so%O%s for -shared.
3581 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
3583 2012-03-29 Richard Guenther <rguenther@suse.de>
3585 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
3586 (add_to_value): Remove.
3587 (print_value_expressions): Likewise.
3588 * tree-ssa-pre.c (add_to_value): Make static.
3589 (print_value_expressions): Likewise.
3590 * gimple.h (gimple_adjust_this_by_delta): Remove.
3591 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
3593 2012-03-29 Richard Guenther <rguenther@suse.de>
3596 * double-int.h (rshift_double): Remove.
3597 * double-int.c (lshift_double): Use absu_hwi to make count positive.
3598 (rshift_double): Make static, take unsigned count argument,
3599 remove handling of negative count argument.
3600 (double_int_rshift): Dispatch to lshift_double.
3602 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
3604 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
3607 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
3608 (SPEC_X32): Likewise.
3609 (MULTILIB_DEFAULTS): Likewise.
3611 * config/i386/i386.c (isa_opts): Remove -m64.
3612 (ix86_target_string): Properly handle -m32/-m64/-mx32.
3613 (ix86_option_override_internal): Properly
3614 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
3615 handle -m32, -m64 and -mx32.
3617 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
3618 with OPTION_ABI_X32. Moved after TARGET_LP64.
3619 (TARGET_LP64): Changed to OPTION_ABI_64.
3621 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
3622 (mx32): Replace ISA_X32 with ABI_X32.
3624 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
3626 * tree.c (tree_size) <VECTOR_CST>: New case.
3628 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
3630 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
3631 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
3633 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3636 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3637 __builtin_va_start to __builtin_next_arg if the latter is
3638 builtin_decl_explicit_p rather than when it is not.
3641 * tree-vect-generic.c (vector_element): Perform multiplication
3642 for pos in bitsizetype type instead of idx type.
3644 2012-03-28 Richard Guenther <rguenther@suse.de>
3646 * loop-init.c (loop_optimizer_init): If loops are preserved
3647 perform incremental initialization of required loop features.
3648 (loop_optimizer_finalize): If loops are to be preserved only
3649 clean up optional loop features.
3650 (rtl_loop_done): Forcefully free loops here.
3651 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
3652 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
3654 (construct_init_block): Likewise.
3655 (construct_exit_block): Likewise.
3656 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
3657 the CFG after expanding.
3658 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
3659 If we needed to calculate them, free them afterwards.
3660 * tree-pass.h (PROP_loops): New define.
3661 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
3662 * basic-block.h (CLEANUP_CFG_CHANGED): New.
3663 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
3664 (cleanup_cfg): If we did something and have loops around, fix them up.
3665 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
3666 with CLEANUP_CFG_CHANGED.
3667 * cfghooks.c (merge_blocks): If we merge a loop header into
3668 its predecessor, update the loop structure.
3669 (duplicate_block): If we copy a loop latch, adjust loop state
3670 to note we may have multiple latches.
3671 (delete_basic_block): Mark loops for fixup if we remove a loop.
3672 * cfganal.c (forwarder_block_p): Protect loop latches, headers
3674 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
3675 (cfg_layout_can_merge_blocks_p): Likewise.
3676 * cprop.c (bypass_block): If we create a loop with multiple
3677 entries, mark it for removal.
3678 * except.c (emit_to_new_bb_before): Add the new basic-block
3680 * tree-eh.c (lower_resx): Likewise.
3681 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
3682 (expand_omp_taskreg): Likewise.
3683 * tree-inline.c (initialize_cfun): Likewise.
3684 * tree-mudflap.c (add_bb_to_loop): Prototype.
3685 (mf_build_check_statement_for): Properly add new basic-blocks
3687 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
3688 if we remove a loop.
3689 (thread_through_loop_header): Likewise.
3690 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
3691 new basic-blocks to existing loops.
3692 (expand_transaction): Likewise.
3693 * Makefile.in (except.o): Add $(CFGLOOP_H).
3695 (cgraph.o): Likewise.
3696 (cprop.o): Likewise.
3697 (cfgexpand.o): Likewise.
3698 (cfganal.o): Likewise.
3699 (trans-mem.o): Likewise.
3700 (tree-eh.o): Likewise.
3702 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3705 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3706 (avr_builtin_decl): New static function.
3707 (struct avr_builtin_description, avr_bdesc): Move up.
3708 Add GTY marker. Add field fndecl. Remove redundant field id.
3709 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3710 (avr_expand_builtin): Code cleanup because .id is removed.
3712 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3715 * config.gcc (tm_file): Remove avr/multilib.h.
3717 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
3719 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3720 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3721 * config/avr/t-avr: Remove generation of multilib.h.
3722 * config/avr/t-multilib: Regenerate.
3723 * config/avr/multilib.h: Remove.
3724 * config/avr/avr.opt (-msp8): New option.
3725 (avr_sp8): New variable.
3726 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3727 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3728 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3729 (avr_device_to_sp8): New prototype.
3730 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3731 (DRIVER_SELF_SPECS): New define.
3732 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3733 __AVR_SP8__, __AVR_HAVE_SPH__.
3734 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3735 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3736 (avr_file_start): Ditto.
3738 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3741 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3742 instead of 8 in adjust_address.
3744 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3747 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3750 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
3753 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
3754 Rearrange conditional logic. Move displacement address calculations
3756 (sh_find_mov_disp_adjust): ... this new function.
3758 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
3760 * config/arm/arm.opt (mapcs): Remove MaskExists.
3761 * config/cris/linux.opt (mno-gotplt): Likewise.
3762 * config/i386/i386.opt (mhard-float): Likewise.
3764 (mno-sse4): Likewise.
3765 * config/m68k/m68k.opt (mhard-float): Likewise.
3766 * config/mep/mep.op (mcop32): Likewise.
3767 * config/pa/pa-hpux.opt (msio): Likewise.
3768 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
3769 * config/picochip/picochip.opt (mlittle): Likewise.
3770 * config/sh/sh.opt (mrenesas): Likewise.
3771 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
3772 * config/sparc/sparc.opt (mhard-float): Likewise.
3773 * config/v850/v850.opt (mv850es): Likewise.
3774 * config/vax/vax.opt (mg-float): Likewise.
3776 2012-03-27 Martin Jambor <mjambor@suse.cz>
3779 * tree-sra.c (sra_modify_assign): Do not call
3780 load_assign_lhs_subreplacements when working with an unscalarizable
3783 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3786 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3788 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3789 * config/i386/i386.c: Include reload.h.
3790 (ix86_legitimize_reload_address): New function.
3792 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
3794 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
3795 hasn't been allocated. Define a target macro for Mask and
3796 InverseMask if it hasn't been defined. Remove MaskExists handling.
3798 * doc/options.texi: Remove MaskExists.
3800 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3803 * config/sh/sh.c (find_barrier): Add equality check of last_got
3804 to avoid going above orig insn. Update comments.
3806 2012-03-27 Richard Guenther <rguenther@suse.de>
3809 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3812 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3814 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3815 of a unit before computing the offset in units.
3816 * expr.c (get_bit_range): Return the null range if the enclosing record
3817 is part of a larger bit field.
3819 2012-03-27 Tristan Gingold <gingold@adacore.com>
3821 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
3822 * config/ia64/ia64.md: Remove mode in template.
3823 Sign extend operand in expand_simple_binop.
3824 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
3825 CASE_VECTOR_MODE instead of TARGET_ILP32.
3826 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
3828 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
3830 * varasm.c (assemble_external): #if 0 out the new assert from the
3831 previous commit, it breaks the Java and Go front ends.
3833 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
3835 * toplev.c (check_global_declaration_1): Do not call assemble_external.
3836 * expr.c (emit_block_move_libcall_fn): Likewise.
3837 (clear_storage_libcall_fn): Likewise.
3838 (expand_expr_addr_expr_1): Likewise.
3839 (expand_expr_real_1): Likewise.
3840 * calls.c (rtx_for_function_call): Likewise.
3842 * varasm.c (assemble_external): Assert this function is only called
3843 during or after expanding to RTL.
3845 2012-03-26 Martin Jambor <mjambor@suse.cz>
3847 PR tree-optimization/50052
3848 * tree-sra.c (tree_non_aligned_mem_p): Removed.
3849 (tree_non_aligned_mem_for_access_p): Likewise.
3850 (build_accesses_from_assign): Removed strict alignment requirements
3852 (access_precludes_ipa_sra_p): Likewise.
3854 2012-03-26 Richard Guenther <rguenther@suse.de>
3856 PR tree-optimization/52701
3857 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3858 compute and set the evolution part of PHI nodes.
3860 2012-03-26 Richard Guenther <rguenther@suse.de>
3862 PR tree-optimization/52721
3863 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
3865 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
3867 PR tree-optimization/52686
3868 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
3871 2012-03-26 Tristan Gingold <gingold@adacore.com>
3873 * config/alpha/vms.h (LINK_SPEC): Simplify.
3874 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
3875 (NAME__MAIN, SYMBOL__MAIN): Remove.
3876 (VMS_DEBUG_MAIN_POINTER): Remove.
3877 * config/ia64/vms.h: Likewise.
3878 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
3879 code to vms.c. Call vms_start_function.
3880 * config/ia64/ia64.c (ia64_start_function): Likewise.
3881 * config/vms/vms-protos.h (vms_start_function): Declare.
3882 * config/vms/vms.c (vms_start_function): New function.
3883 * config/vms/vms.h (MATH_LIBRARY): Define.
3884 (VMS_DEBUG_MAIN_POINTER): Define.
3886 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
3888 PR rtl-optimization/52629
3889 * reload1.c (count_pseudo): Short-circuit common case.
3890 (count_spilled_pseudo): Return early for pseudos without hard regs.
3891 Assert that the pseudo has got a hard reg before manipulating it.
3893 2012-03-24 Jan Hubicka <jh@suse.cz>
3896 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
3897 (decide_is_variable_needed): Do not handle toplevel reorder here.
3898 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
3899 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
3902 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3904 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
3905 and str_bitsize instead of more convoluted expressions.
3907 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3910 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3912 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3915 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
3917 2012-03-23 Martin Jambor <mjambor@suse.cz>
3919 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
3921 2012-03-23 Richard Guenther <rguenther@suse.de>
3923 PR tree-optimization/52678
3924 * tree-vectorizer.h (struct _stmt_vec_info): Add
3925 loop_phi_evolution_part member.
3926 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3927 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3928 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3929 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3930 Use the cached evolution part and the PHI nodes value from
3931 the loop preheader edge instead of re-analyzing the evolution.
3933 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3935 * config/mips/mips-tables.opt: Update.
3936 * config/mips/mips.md (processor): Add xlp.
3937 * config/mips/mips-cpus.def: Add xlp.
3938 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
3940 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
3941 * doc/invoke.texi: Mention XLP.
3943 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3946 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3947 on any new_local_var_chain vars declared during recursing on
3948 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3950 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
3952 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
3953 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
3954 (ASM_OUTPUT_LOCAL): Ditto.
3955 (ASM_OUTPUT_COMMON): Remove.
3956 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
3957 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
3959 2012-03-22 Jan Hubicka <jh@suse.cz>
3962 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
3964 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
3965 * ipa-inline-transform.c (save_inline_function_body): Remove
3966 copied clone if needed.
3967 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
3969 2012-03-22 Richard Guenther <rguenther@suse.de>
3972 * fold-const.c (fold_ternary_loc): Fix typo.
3974 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3977 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3978 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3979 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3980 (delay_cycles_1, delay_cycles_2): Ditto.
3981 (delay_cycles_3, delay_cycles_4): Ditto.
3982 (nopv, *nopv): Ditto.
3983 (sleep, *sleep): Ditto.
3986 2012-03-22 Richard Guenther <rguenther@suse.de>
3988 PR tree-optimization/52548
3989 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
3990 because of clobbers.
3991 (prune_clobbered_mems): New function.
3992 (compute_antic_aux): Use it to prune ANTIC_OUT.
3993 (compute_partial_antic_aux): Use it to prune PA_IN.
3994 (compute_avail): Only insert expressions into EXP_GEN that are not
3995 invalidated when translated up to the beginning of the block.
3997 2012-03-22 Richard Guenther <rguenther@suse.de>
3999 PR tree-optimization/52638
4000 * tree-vect-stmts.c (vect_init_vector_1): New function, split
4002 (vect_init_vector): ... here. Handle scalar vector inits.
4003 (vect_get_vec_def_for_operand): Adjust.
4004 (vectorizable_load): Likewise.
4006 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
4008 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
4009 (alpha*-*-freebsd*): Ditto.
4010 (alpha*-*-netbsd*): Ditto.
4011 (alpha*-*-openbsd*): Ditto.
4012 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
4013 (DWARF2_DEBUGGING_INFO): Remove.
4014 (PREFERRED_DEBUGGING_TYPE): Remove.
4015 (ASM_FINAL_SPEC): Remove.
4016 (IDENT_ASM_OP): Remove.
4017 (ASM_OUTPUT_IDENT): Remove.
4018 (SKIP_ASM_OP): Remove.
4019 (ASM_OUTPUT_SKIP): Remove.
4020 (ALIGN_ASM_OP): Remove.
4021 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4022 (ASM_OUTPUT_CASE_LABEL): Remove.
4023 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
4024 (COMMON_ASM_OP): Remove.
4025 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
4026 (ASCII_DATA_ASM_OP): Remove.
4027 (READONLY_DATA_SECTION_ASM_OP): Remove.
4028 (INIT_SECTION_ASM_OP): Remove.
4029 (FINI_SECTION_ASM_OP): Remove.
4030 (ASM_SECTION_START_OP): Remove.
4031 (ASM_OUTPUT_SECTION_START_FILE): Remove.
4032 (TARGET_ASM_NAMED_SECTION): Remove.
4033 (TARGET_ASM_SELECT_SECTION): Remove.
4034 (MAKE_DECL_ONE_ONLY): Remove.
4035 (TYPE_ASM_OP): Remove.
4036 (SIZE_ASM_OP): Remove.
4037 (ASM_WEAKEN_LABEL): Remove.
4038 (TYPE_OPERAND_FMT): Remove.
4039 (ASM_DECLARE_RESULT): Remove.
4040 (ASM_DECLARE_OBJECT_NAME): Remove.
4041 (ASM_FINISH_DECLARE_OBJECT): Remove.
4042 (ELF_ASCII_ESCAPES): Remove.
4043 (ELF_STRING_LIMIT): Remove.
4044 (STRING_ASM_OP): Remove.
4045 (ASM_OUTPUT_EXTERNAL): Remove.
4046 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
4047 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
4049 (ASM_DECLARE_FUNCTION_NAME): Ditto.
4050 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
4051 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
4052 (ASM_OUTPUT_SKIP): Ditto.
4053 (READONLY_DATA_SECTION_ASM_OP): Remove.
4054 (USER_LABEL_PREFIX): Remove.
4055 (ASM_OUTPUT_ASCII): Remove.
4056 (ASM_OUTPUT_CASE_LABEL): Remove.
4057 (NO_DOLLAR_IN_LABEL): Undefine.
4059 2012-03-22 Richard Guenther <rguenther@suse.de>
4061 PR tree-optimization/52459
4062 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
4063 PHI insertion for calls.
4065 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
4067 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
4068 find_sets_in_insn, canonicalize_insn): Split out from ...
4069 (cse_insn): ... here.
4070 (invalidate_from_clobbers): Take an insn instead of the pattern.
4072 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
4075 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
4076 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
4077 * config/sh/sh.md (sindf2, cosdf2): Remove.
4079 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
4082 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
4083 prologue for unwinder and profiler.
4085 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4087 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4088 Introduce emul_name to select the right linker emulation for
4089 powerpc64-*-freebsd*.
4090 * configure: Regenerate.
4091 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4092 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4093 * config/rs6000/freebsd64.h: New file.
4094 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4096 (rs6000_savres_strategy): Likewise.
4097 (rs6000_savres_routine_name): Likewise.
4098 (rs6000_elf_file_end): Likewise.
4099 * config/rs6000/t-freebsd64: New file.
4100 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4101 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4103 * config/rs6000/freebsd64.h: Remove duplicated entries from last
4105 * config/rs6000/t-freebsd64: Likewise.
4107 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
4109 PR rtl-optimization/52543
4111 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4112 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4113 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4114 (avr_load_libgcc_p): Restrict to __flash loads.
4115 (avr_out_lpm): Only handle 1-byte loads from __flash.
4116 (avr_load_lpm): New function.
4117 (avr_find_unused_d_reg): Remove.
4118 (avr_out_lpm_no_lpmx): Remove.
4119 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4120 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4121 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4122 (load_<mode>, load_<mode>_clobber): New insns.
4123 (mov<mode>): For multi-byte move from non-generic
4124 16-bit address spaces: Expand to load_<mode> resp.
4125 load_<mode>_clobber.
4126 (load<mode>_libgcc): Remove expander.
4127 (split-lpmx): Remove split.
4129 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
4131 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
4132 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
4133 All callers changed.
4134 (Fixed_core_reg): New feature.
4135 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
4137 * neon-testgen.ml: Handle Fixed_core_reg.
4139 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
4141 * config/arm/arm.c (thumb2_reorg): Add complete support
4142 for 16-bit instructions.
4143 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
4145 2012-03-21 Richard Guenther <rguenther@suse.de>
4147 PR tree-optimizer/52636
4148 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
4149 to the appropriate type.
4151 2012-03-21 Richard Guenther <rguenther@suse.de>
4153 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
4155 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
4156 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
4157 * passes.c (init_optimization_passes): Remove pass_init_function,
4158 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
4159 * tree-pass.h (pass_init_function): Remove.
4160 (pass_jump): Remove.
4161 (pass_initial_value_sets): Remove.
4162 (pass_unshare_all_rtl): Remove.
4163 * integrate.c (pass_initial_value_sets): Remove.
4164 * emit-rtl.c (pass_unshare_all_rtl): Remove.
4165 * tree.h (init_function_for_compilation): Remove.
4166 * function.c (init_function_for_compilation): Remove.
4167 (pass_init_function): Remove.
4168 * cfgcleanup.c (rest_of_handle_jump): Remove.
4169 (pass_jump): Remove.
4171 2012-03-20 Jason Merrill <jason@redhat.com>
4173 * tree-streamer-in.c (streamer_alloc_tree): Call
4174 ggc_alloc_zone_cleared_tree_node instead of
4175 ggc_alloc_zone_cleared_tree_node_stat.
4177 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
4179 * doc/extend.texi (Template Instantiation): Remove anachronisms.
4181 2012-03-20 Jakub Jelinek <jakub@redhat.com>
4184 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
4185 (ix86_expand_vec_perm_const_1): Call it.
4187 * config/i386/i386.c (vselect_insn): New variable.
4188 (init_vselect_insn): New function.
4189 (expand_vselect, expand_vselect_insn): Add testing_p argument.
4190 Call init_vselect_insn if vselect_insn is NULL. Adjust
4191 PATTERN (vselect_insn), instead of creating a new insn each time,
4192 only emit a copy of it if not testing and recog has been successful.
4193 (expand_vec_perm_pshufb, expand_vec_perm_1,
4194 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
4198 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
4199 ("enabled" attribute): Handle avx2 and noavx2 isas.
4200 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
4202 (vec_dup<mode>): Add avx2 =x,x alternative.
4203 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
4204 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
4205 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
4206 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
4208 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
4209 if possible, handle also V8SFmode.
4211 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
4213 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
4214 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
4215 reg_or_zero_operand predicate.
4216 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
4218 2012-03-20 Jakub Jelinek <jakub@redhat.com>
4220 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
4221 If operand isn't UNSPEC, return 0.
4223 2012-03-20 Richard Guenther <rguenther@suse.de>
4225 * tree-pass.h (pass_rtl_eh): Remove.
4226 * except.c (gate_handle_eh): Likewise.
4227 (rest_of_handle_eh): Likewise.
4228 (pass_rtl_eh): Likewise.
4229 (finish_eh_generation): Export.
4230 * except.h (finish_eh_generation): Declare.
4231 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
4232 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
4233 after expanding stack alignment. Instead of compacting blocks
4236 2012-03-20 Richard Guenther <rguenther@suse.de>
4238 * stor-layout.c (finish_bitfield_representative): Fallback
4239 to conservative maximum size if the padding up to the next
4240 field cannot be computed as a constant.
4241 (finish_bitfield_layout): If we cannot compute the distance
4242 between the start of the bitfield representative and the
4243 bitfield member start a new representative.
4244 * expr.c (get_bit_range): The distance between the start of
4245 the bitfield representative and the bitfield member is zero
4246 if the field offsets are not constants.
4248 2012-03-20 Tristan Gingold <gingold@adacore.com>
4250 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
4251 convert in lowercase.
4252 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
4253 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
4254 * stor-layout.c (sizetype_tab): Adjust.
4255 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
4256 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
4257 instead of type_kind_last.
4258 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
4259 instead of size_int_kind.
4260 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
4261 * doc/tm.texi: Regenerate.
4262 * defaults.h (SIZETYPE): Provide a default value.
4263 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
4266 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
4268 * config/sh/sh.md: Use braced string notation where applicable.
4270 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
4272 * config/i386/i386.md (allocate_stack): Simplify.
4274 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
4276 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
4277 copy_to_mode_reg (Pmode, ...).
4278 (expand_builtin_frame_address): Ditto.
4279 * expr.c (emit_block_move_via_libcall): Ditto.
4280 (set_storage_via_libcall): Ditto.
4282 * config/i386/i386.c (ix86_expand_movmem): Ditto.
4283 (ix86_expand_setmem): Ditto.
4284 (ix86_trampoline_init): DItto.
4285 * config/i386/i386.md (cmpstrnsi): Ditto.
4287 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
4289 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
4290 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
4291 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
4292 (SH Options): Likewise.
4294 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
4296 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
4297 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
4298 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
4299 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
4300 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
4303 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4305 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
4306 * config/i386/i386.c (ix86_decompose_address): Use
4307 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
4308 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
4309 thread pointer to a register.
4312 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
4314 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
4315 if Pmode != word_mode.
4316 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
4317 Pmode == SImode for TARGET_X32.
4319 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
4320 (tls_initial_exec_x32): Likewise.
4322 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
4325 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
4326 DISP_ADDR_OFFSET): New macros.
4327 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
4328 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
4329 (sh_legitimize_address): Add QImode displacement handling.
4330 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
4332 (sh_secondary_reload): Add QImode displacement handling.
4333 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
4334 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
4335 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
4336 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
4337 to register operands only.
4338 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
4339 (extendqihi2): Change insn to expander.
4340 (*extendqihi2_compact_reg): New insn.
4341 (movqi_i, movqi): Replace with ...
4342 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
4343 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
4344 Add new peepholes for QImode displacement addressing.
4346 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
4349 * doc/invoke.texi: Document -Wuseless-cast.
4351 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
4353 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
4354 * tree.h (handled_component_p): Reorder cases.
4355 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
4356 not initialize unsignedp.
4357 (loc_list_from_tree): Likewise.
4358 (fortran_common): Likewise.
4359 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
4361 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
4363 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
4364 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
4365 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
4366 (ix86_split_long_move): Ditto.
4367 (legitimize_tls_address): Use ix86_gen_sub3.
4368 (construct_plt_address): Assert that Pmode == DImode.
4370 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
4372 * config/i386/i386.md: Remove empty predicates and/or constraints.
4373 * config/i386/sync.md: Ditto.
4374 * config/i386/sse.md: Ditto.
4375 * config/i386/mmx.md: Ditto.
4376 * config/i386/pentium.md: Ditto.
4377 * config/i386/athlon.md: Ditto.
4379 2012-03-16 Richard Guenther <rguenther@suse.de>
4381 PR tree-optimization/52603
4382 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
4386 2012-03-14 Richard Guenther <rguenther@suse.de>
4388 PR tree-optimization/52571
4389 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
4390 flag_section_anchors check ...
4391 (vect_can_force_dr_alignment_p): ... here.
4393 2012-03-16 Martin Jambor <mjambor@suse.cz>
4395 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
4396 memory through MEM_REFs by calling extract_bit_field.
4398 2012-03-16 Richard Guenther <rguenther@suse.de>
4400 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
4401 and REFERENCE_TYPE interpretations.
4402 (can_native_interpret_type_p): New function.
4403 (fold_ternary_loc): Use native encode/interpret to fold
4404 BIT_FIELD_REFs of constants.
4406 2012-03-16 Richard Guenther <rguenther@suse.de>
4409 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
4410 of vector constants and constructors.
4412 2012-03-16 Richard Guenther <rguenther@suse.de>
4414 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
4415 VIEW_CONVERT_EXPR to convert constants.
4416 (vect_is_simple_use): Treat all constants as vec_constant_def.
4418 2012-03-16 Richard Guenther <rguenther@suse.de>
4419 Kai Tietz <ktietz@redhat.com>
4422 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
4423 side-effects completely in the pre-queue and use a temporary
4426 2012-03-16 Richard Guenther <rguenther@suse.de>
4428 * stor-layout.c (finish_bitfield_representative): Fall back
4429 to the conservative maximum size if we cannot compute the
4430 size of the tail padding.
4432 2012-03-16 Tristan Gingold <gingold@adacore.com>
4434 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
4435 __CRTL_VER and __VMS_VER.
4436 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
4437 and vms_c_get_vms_ver.
4438 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
4440 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
4441 (VMS_DEFAULT_VMS_VER): Define.
4442 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
4443 (VMS_DEFAULT_VMS_VER): Define.
4445 2012-03-16 Richard Guenther <rguenther@suse.de>
4447 * tree-vect-loop.c (get_initial_def_for_induction): Use
4448 build_constructor directly.
4449 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
4450 build_vector_from_val.
4451 * tree.c (build_vector_from_val): Avoid creating a constructor
4452 first when we want a constant vector.
4454 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4456 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4458 2012-03-16 Richard Guenther <rguenther@suse.de>
4460 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
4461 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
4462 (struct tree_vector): Remove elements member, add variable size
4464 (build_vector_stat): Declare.
4465 (build_vector): Define in terms of build_vector_stat.
4466 * tree.c (build_vector): Rename to ...
4467 (build_vector_stat): ... this. Take array of trees as parameter.
4468 (build_vector_from_ctor): Adjust.
4469 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
4470 initializer_zerop): Adjust.
4471 * cfgexpand.c (expand_debug_expr): Likewise.
4472 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
4473 const_vector_from_tree): Likewise.
4474 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
4475 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
4476 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
4477 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
4478 (lto_input_ts_vector_tree_pointers): Adjust.
4479 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
4480 (write_ts_vector_tree_pointers): Adjust.
4481 * varasm.c (const_hash_1, compare_constant, copy_constant,
4482 output_constant): Adjust.
4483 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
4484 * print-tree.c (print_node): Adjust.
4485 * tree-pretty-print.c (dump_generic_node): Adjust.
4486 * tree-vect-generic.c (uniform_vector_p, vector_element,
4487 lower_vec_perm): Adjust.
4488 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
4489 * tree-vect-slp.c (vect_get_constant_vectors,
4490 vect_transform_slp_perm_load): Adjust.
4491 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
4492 * expmed.c (make_tree): Adjust.
4493 * config/i386/i386.c (ix86_expand_builtin): Adjust.
4494 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
4496 (sparc_fold_builtin): Adjust.
4498 2012-03-16 Tristan Gingold <gingold@adacore.com>
4500 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
4501 * config/vms/vms-stdint.h: New file.
4503 2012-03-16 Tristan Gingold <gingold@adacore.com>
4505 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
4506 (ia64-hp-*vms*): Replaced by ...
4507 (*-*-*vms*): ... This new entry.
4509 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4512 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
4513 (ix86_expand_vec_perm_const_1): Use it.
4516 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
4517 (avx2_permv4df): Remove.
4518 (avx2_permv4di): Macroize into...
4519 (avx2_perm<mode>): ... this using VI8F_256 iterator.
4520 (avx2_permv4di_1): Macroize into...
4521 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
4523 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
4525 * combine.c (apply_distributive_law): Do not distribute SUBREG.
4527 2012-03-15 Ira Rosen <irar@il.ibm.com>
4528 Ulrich Weigand <ulrich.weigand@linaro.org>
4530 * tree-vect-patterns.c (widened_name_p): Rename to ...
4531 (type_conversion_p): ... this. Add new argument to determine
4532 if it's a promotion or demotion operation. Check for
4533 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
4534 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
4536 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
4537 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
4539 (vect_recog_mixed_size_cond_pattern): Likewise and allow
4540 non-constant then and else clauses.
4542 2012-03-15 Ira Rosen <irar@il.ibm.com>
4543 Ulrich Weigand <ulrich.weigand@linaro.org>
4545 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
4546 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
4548 * tree-vect-patterns.c (widened_name_p): Pass basic block
4549 info to vect_is_simple_use.
4550 (vect_recog_dot_prod_pattern): Fail for basic blocks.
4551 (vect_recog_widen_sum_pattern): Likewise.
4552 (vect_handle_widen_op_by_const): Support basic blocks.
4553 (vect_operation_fits_smaller_type,
4554 vect_recog_over_widening_pattern): Likewise.
4555 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
4556 Update call to vect_is_simple_use.
4557 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
4559 (check_bool_pattern): Add an argument, update call to
4560 vect_is_simple_use and the recursive calls.
4561 (vect_recog_bool_pattern): Update relevant function calls.
4563 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
4564 (vect_pattern_recog_1): Check for reduction only in loops.
4565 (vect_pattern_recog): Add new argument. Support basic blocks.
4566 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
4567 info to vect_is_simple_use_1.
4568 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
4569 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
4571 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4572 Andrew Pinski <apinski@cavium.com>
4575 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4576 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4577 calls instead of __builtin_ir{int,ound}*.
4579 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4581 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
4584 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4586 * config.gcc (target_type_format_char): New. Document it. Set it for
4588 * configure.ac (gnu_unique_option): Use target_type_format_char
4589 in test. Comment rationale.
4590 * configure: Regenerate .
4592 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4594 PR tree-optimization/52267
4595 * tree-vrp.c (masked_increment): New function.
4596 (register_edge_assert_for_2): Derive ASSERT_EXPRs
4597 from (X & CST1) cmp CST2 tests.
4599 2012-03-15 Richard Guenther <rguenther@suse.de>
4602 * tree-data-ref.c (subscript_dependence_tester_1): Check
4603 all dimensions for non-conflicting access functions.
4605 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4608 * doc/invoke.texi [C++ Language Options]: Document
4609 -ftemplate-backtrace-limit.
4611 2012-03-15 Tristan Gingold <gingold@adacore.com>
4613 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
4616 2012-03-15 Tristan Gingold <gingold@adacore.com>
4618 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
4619 use DW_OP_call_frame_cfa.
4621 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
4624 * config/i386/i386-opts.h (pmode): New.
4626 * config/i386/i386.c (ix86_option_override_internal): Properly
4627 check and set ix86_pmode.
4629 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
4631 * config/i386/i386.opt (maddress-mode=): New.
4633 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
4635 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4637 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
4638 (dwarf2out_do_cfi_asm): Likewise.
4639 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
4641 (add_data_member_location_attribute): Likewise.
4642 (gen_array_type_die): Likewise.
4643 (gen_subprogram_die): Likewise.
4644 (gen_producer_string): Likewise.
4645 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
4646 Remove MIPS_DEBUGGING_INFO handling.
4647 (sdb_debug_hooks): Likewise.
4648 (sdbout_begin_block): Likewise.
4649 (sdbout_end_block): Likewise.
4650 (sdbout_begin_prologue): Likewise.
4651 (sdbout_start_source_file): Likewise.
4652 (sdbout_end_source_file): Likewise.
4653 (sdbout_init): Likewise.
4654 * system.h (MIPS_DEBUGGING_INFO): Poison.
4656 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4658 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
4659 (alpha_file_start) [MS_STAMP]: Remove.
4661 * config/alpha/elf.h (TARGET_GAS): Remove.
4662 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
4663 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
4664 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
4665 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
4666 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
4667 (alpha*-*-freebsd*): Likewise.
4668 (alpha*-*-netbsd*): Likewise.
4669 (alpha*-*-openbsd*): Likewise.
4670 (alpha*-*-*): Remove target_cpu_default2.
4671 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
4673 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
4674 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
4675 * config/alpha/alpha.c (print_operand): Always assume
4676 TARGET_AS_SLASH_BEFORE_SUFFIX.
4677 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
4678 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
4679 ("*builtin_setjmp_receiver_er_1"): Remove.
4680 * config/alpha/alpha.opt (malpha-as): Remove.
4682 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
4684 Remove DEC Unix reference.
4686 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
4687 (EXTENDED_COFF): Remove.
4688 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
4689 (EXTENDED_COFF): Don't undef.
4690 * config/alpha/alpha.c (alpha_file_start): Always assume
4692 Don't set targetm.asm_file_start_file_directive.
4693 [!OBJECT_FORMAT_ELF]: Remove.
4694 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
4696 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
4697 (DBX_DEBUGGING_INFO): Remove.
4698 (MIPS_DEBUGGING_INFO): Remove.
4699 (PREFERRED_DEBUGGING_TYPE): Remove.
4700 (DBX_OUTPUT_SOURCE_LINE): Remove.
4701 (SDB_OUTPUT_SOURCE_LINE): Remove.
4702 (DBX_CONTIN_LENGTH): Remove.
4703 (NO_DBX_FUNCTION_END): Remove.
4704 (ASM_STABS_OP): Remove.
4705 (ASM_STABN_OP): Remove.
4706 (ASM_STABD_OP): Remove.
4707 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
4708 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
4709 (PUT_SDB_DEF): Remove.
4710 (PUT_SDB_PLAIN_DEF): Remove.
4711 (PUT_SDB_TYPE): Remove.
4712 (sdb_label_count): Remove.
4713 (PUT_SDB_BLOCK_START): Remove.
4714 (PUT_SDB_BLOCK_END): Remove.
4715 (PUT_SDB_FUNCTION_START): Remove.
4716 (PUT_SDB_FUNCTION_END): Remove.
4717 (PUT_SDB_EPILOGUE_END): Remove.
4718 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
4719 (MIPS_DEBUGGING_INFO): Don't undef.
4720 (DBX_DEBUGGING_INFO): Don't undef.
4721 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
4722 (MIPS_DEBUGGING_INFO): Don't undef.
4723 (DBX_DEBUGGING_INFO): Don't undef.
4724 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
4725 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
4727 (alpha_start_function): Likewise.
4728 (sdb_label_count): Remove.
4729 (alpha_output_filename): Remove DBX_DEBUG handling.
4730 (alpha_file_start): Likewise.
4732 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4734 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
4735 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
4736 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
4738 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
4739 (ld_tls_support): Remove Solaris 8 references.
4740 (lwp_dir, lwp_spec): Remove support for alternate thread library.
4741 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
4742 * configure: Regenerate.
4743 * config.in: Regenerate.
4745 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
4746 * config/i386/sol2.h: Remove Solaris 8 references.
4748 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
4749 (i?86-*-solaris2.9): ... this.
4750 Remove Solaris 8 references.
4751 (Specific, *-*-solaris2*): Document Solaris 8 removal.
4752 Remove Solaris 8 references.
4754 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4756 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
4757 (mips-sgi-irix6.5*): Remove.
4758 * config.host (mips-sgi-irix*): Remove.
4759 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
4760 (set_have_as_tls): Remove *-*-irix6*.
4761 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
4762 * configure: Regenerate.
4764 * config/mips/iris6.h: Remove.
4765 * config/mips/iris6.opt: Remove.
4766 * config/mips/t-irix6: Remove.
4768 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
4769 (TARGET_IRIX6): Remove.
4770 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
4771 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
4772 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
4774 (mips_file_start): Likewise.
4775 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
4777 * config/mips/driver-native.c [__sgi__]: Remove.
4778 (host_detect_local_cpu) [__sgi__]: Remove.
4780 * config/mips/gnu-user.h: Remove iris5.h reference.
4782 * config/mips/mips-modes.def: Remove IRIX 6 reference.
4783 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
4784 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
4787 * gcc.c (main): Move asm_debug initialization ...
4788 (asm_debug): ... here.
4790 * ginclude/stddef.h (__STDDEF_H__): Don't define.
4792 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
4793 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
4794 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
4795 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
4796 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
4797 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4799 * doc/tm.texi: Regenerate.
4801 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
4803 (MIPS Options, -march): Remove IRIX reference.
4804 * doc/install.texi (Binaries, SGI IRIX): Remove.
4805 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
4807 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
4809 2012-03-14 Martin Jambor <mjambor@suse.cz>
4811 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
4812 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
4813 (expand_expr_real_1): Do not handle misalignment if modifier is
4816 2012-03-14 Richard Guenther <rguenther@suse.de>
4819 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4820 element type instead of mode, use build_vector_type_for_mode
4821 instead of the langhook, build a vector of proper signedness.
4822 (expand_vector_operations_1): Adjust.
4824 2012-03-14 Richard Guenther <rguenther@suse.de>
4827 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
4828 a cgraph node for a FUNCTION_DECL that comes from a constructor.
4829 (gimple_get_virt_method_for_binfo): Likewise.
4831 2012-03-14 Richard Guenther <rguenther@suse.de>
4833 PR tree-optimization/52571
4834 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
4835 flag_section_anchors check ...
4836 (vect_can_force_dr_alignment_p): ... here. Do not re-align
4837 DECL_COMMON variables.
4839 2012-03-14 Richard Guenther <rguenther@suse.de>
4841 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
4842 * stor-layout.c (start_bitfield_representative): New function.
4843 (finish_bitfield_representative): Likewise.
4844 (finish_bitfield_layout): Likewise.
4845 (finish_record_layout): Call finish_bitfield_layout.
4846 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
4847 for QUAL_UNION_TYPE fields.
4848 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4849 Stream DECL_BIT_FIELD_REPRESENTATIVE.
4850 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4855 * expr.c (get_bit_range): Unconditionally extract bitrange
4856 from DECL_BIT_FIELD_REPRESENTATIVE.
4857 (expand_assignment): Adjust call to get_bit_range.
4859 2012-03-14 Richard Guenther <rguenther@suse.de>
4862 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
4863 the outermost conversion is a sign-change only.
4864 (fold_binary_loc): Disregard widening and sign-changing
4865 conversions when we determine if two variables are equal
4867 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
4868 (T1)x if the outermost conversion is a sign-change only.
4870 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
4873 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
4875 * config/i386/predicates.md (constant_call_address_operand): Declare
4876 as special predicate. Update all uses.
4878 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4881 * c-parser.c (c_parser_postfix_expression)
4882 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4884 * config/i386/smmintrin.h: Avoid /* within a comment.
4885 * config/i386/nmmintrin.h: Likewise.
4887 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4889 * config/i386/i386.md (xbegin): Remove constraint from expander.
4891 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4893 * config/i386/predicates.md (constant_call_address_operand): Declare
4894 as special predicate. Update all uses.
4895 * config/i386/i386.md: Remove mode from constant_call_address_operand
4897 * config/i386/i386.c (ix86_output_call_insn): Call
4898 constant_call_address_operand with VOIDmode.
4900 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4902 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
4903 AND zero extended address correctly.
4905 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4907 * config/i386/predicates.md (tls_symbolic_operand): Declare as
4909 (tls_modbase_operand): Ditto.
4910 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
4911 tls_modbase_operand predicates.
4913 2012-03-13 Martin Jambor <mjambor@suse.cz>
4915 * expr.c (expand_assignment): Handle misaligned scalar writes to
4916 memory through top-level MEM_REFs by calling store_bit_field.
4918 2012-03-13 Richard Guenther <rguenther@suse.de>
4921 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
4922 if Y is a constant multiple of 1 << CST.
4924 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
4927 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4928 offset (size) to a value the insns can deal with.
4929 (expand_epilogue): Ditto.
4931 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4933 * config/arm/neon.ml (ops): Fixup expected instructions for
4934 unsigned vector compares.
4936 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4938 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
4939 addresses only when %reg is not in word mode.
4941 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4943 * config/microblaze/microblaze.md: Fix typo.
4944 * tree-if-conv.c: Likewise.
4945 * tree-vect-patterns.c: Likewise.
4947 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4949 * config.gcc (extra_passes): Remove.
4950 * configure.ac (extra_passes): Don't substitute.
4951 * configure: Regenerate.
4952 * Makefile.in (EXTRA_PASSES): Remove.
4953 (GCC_PASSES): Remove $(EXTRA_PASSES).
4954 (MOSTLYCLEANFILES): Likewise.
4956 (install-common): Likewise.
4958 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4960 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
4961 * config/i386/i386.c (ix86_decompose_address): Use
4962 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
4963 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
4964 thread pointer to a register.
4966 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
4968 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
4969 on tls_symbolic_operand.
4970 (tls_global_dynamic_64_<mode>): Likewise.
4972 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4975 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4976 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4978 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4981 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4982 type from reg_class_t to enum reg_class.
4983 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4985 2012-03-12 Andrew Pinski <apinski@cavium.com>
4987 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
4988 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
4989 (value_replacement): Likewise.
4990 (empty_block_p): Check also if the PHIs for the block are empty.
4992 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4995 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4996 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4997 r184615 from 2012-02-28.
4999 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5001 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
5002 (ix86_gen_tls_local_dynamic_base_64): Likewise.
5003 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
5004 and ix86_gen_tls_local_dynamic_base_64.
5005 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
5006 ix86_gen_tls_local_dynamic_base_64.
5008 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
5009 (*tls_global_dynamic_64_<mode>): This.
5010 (tls_global_dynamic_64): Renamed to ...
5011 (tls_global_dynamic_64_<mode>): This.
5012 (*tls_local_dynamic_base_64): Renamed to ...
5013 (*tls_local_dynamic_base_64_<mode>): This.
5014 (tls_local_dynamic_base_64): Renamed to ...
5015 (tls_local_dynamic_base_64_<mode>): This.
5017 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5019 * config/i386/i386.c (ix86_option_override_internal): Properly
5020 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
5021 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
5022 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
5023 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
5025 * config/i386/sse.md (sse3_monitor64): Renamed to ...
5026 (sse3_monitor64_<mode>): This.
5028 2012-03-12 Tristan Gingold <gingold@adacore.com>
5030 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
5031 (ia64_function_arg_advance): Ditto.
5033 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5035 * config.gcc (mips*-*-openbsd*): Remove.
5036 * config/mips/openbsd.h: Remove.
5037 * config/mips/sdb.h: Remove.
5039 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
5040 * config/mips/mips.c (sdb_label_count): Remove.
5041 (mips_debugger_offset): Remove #if 0 code.
5042 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
5043 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
5045 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5047 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5049 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5050 Update binutils references.
5051 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5052 Update binutils reference.
5053 Update Sun as/GNU ld caveat.
5054 Document binutils largefile requirement for LTO plugin.
5055 Remove reference to alternate libpthread.
5057 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5059 * config.gcc (alpha*-dec-osf5.1*): Remove.
5060 * config.host (alpha*-dec-osf*): Remove.
5061 * configure.ac (*-*-osf*): Remove.
5062 (alpha*-dec-osf*): Remove.
5063 * configure: Regenerate.
5065 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
5066 config/alpha/va_list.h, config/alpha/x-osf: Remove.
5068 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
5069 * config/alpha/alpha.c (struct machine_function): Update comment.
5070 (alpha_start_function): Remove Tru64 UNIX as handling for
5072 * config/alpha/alpha.md ("exception_receiver"): Remove
5073 TARGET_LD_BUGGY_LDGP.
5074 ("*exception_receiver_2"): Likewise.
5075 * except.c (finish_eh_generation): Remove Tru64 reference.
5076 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
5077 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
5078 * target.def (handle_pragma_extern_prefix): Remove.
5080 * Makefile.in (mips-tfile.o-warn): Remove.
5081 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
5082 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
5083 * mips-tdump.c, mips-tfile.c: Remove.
5085 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
5087 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
5088 (Specific, alpha*-dec-osf5.1): Note removal.
5089 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
5091 * doc/tm.texi: Regenerate.
5092 * doc/trouble.texi (Cross-Compiler Problems): Remove.
5094 2012-03-12 Richard Guenther <rguenther@suse.de>
5096 * config/arm/arm.c (neon_dereference_pointer): Do not call
5097 covert during RTL expansion.
5099 2012-03-12 Tristan Gingold <gingold@adacore.com>
5101 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
5102 Options. Mention -mpointer-size.
5104 2012-03-12 Richard Guenther <rguenther@suse.de>
5106 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
5107 build_nonstandard_integer_type.
5109 2012-03-12 Richard Guenther <rguenther@suse.de>
5111 * tree.c (signed_or_unsigned_type_for): Use
5112 build_nonstandard_integer_type.
5113 (signed_type_for): Adjust documentation.
5114 (unsigned_type_for): Likewise.
5115 * tree-pretty-print.c (dump_generic_node): Use standard names
5116 for non-standard integer types if available.
5118 2012-03-12 Tristan Gingold <gingold@adacore.com>
5120 * config/vms/vms.opt: Add vms-opts.h header.
5121 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
5123 (-mvms-return-codes): Document.
5124 (-mpointer-size): New option.
5125 (vms_pointer_size): Add enumeration.
5126 * config/vms/vms-opts.h: New file.
5127 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5128 __INITIAL_POINTER_SIZE.
5129 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
5130 (C_COMMON_OVERRIDE_OPTIONS): Define.
5131 (DWARF2_ADDR_SIZE): Define.
5132 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
5133 * config/vms/vms-protos.h (vms_c_common_override_options):
5135 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
5136 if -mno-pointer-size.
5137 (vms_c_common_override_options): New function.
5138 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
5139 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
5140 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
5141 and flag_vms_pointer_size.
5142 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
5143 * config.gcc (*-*-*vms*): Define xm_file.
5144 (alpha*-dec-*vms*): Do not define xm_file.
5145 (alpha64-dec-*vms*): Remove.
5146 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
5149 2012-03-12 Jakub Jelinek <jakub@redhat.com>
5151 PR tree-optimization/51721
5152 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
5153 if (int) unsvar cmp CST.
5155 2012-03-12 Richard Guenther <rguenther@suse.de>
5157 * tree-sra.c (create_access_replacement): Only rename the replacement
5158 if we can rewrite it into SSA form. Properly mark register typed
5159 replacements that we cannot rewrite with TREE_ADDRESSABLE.
5160 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
5161 for aggregate or BLKmode results.
5163 2012-03-12 Jakub Jelinek <jakub@redhat.com>
5165 PR tree-optimization/52533
5166 * tree-vrp.c (register_edge_assert_for_2): Use double_int
5167 type for mask, only handle shifts by non-zero in-range
5168 shift count, for LE_EXPR and GT_EXPR if new_val is
5169 maximum, don't add the assertion.
5171 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
5173 * doc/invoke.texi: Document -mrtm option.
5174 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
5175 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
5176 (ix86_handle_option): Handle OPT_mrtm.
5177 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
5179 (x86_64-*-*): Ditto.
5180 * i386-builtin-types.def (INT_FTYPE_VOID): New.
5181 * config/i386/i386-c.c (ix86_target_macros_internal): Define
5183 (ix86_target_string): Define -mrtm option.
5185 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
5187 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
5188 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
5190 (bdesc_special_args): Ditto.
5191 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
5192 (ix86_expand_special_args_builtin): Handle new built-in type.
5193 (ix86_expand_builtin): Handle XABORT instruction.
5194 * config/i386/i386.h (TARGET_RTM): New.
5195 * config/i386/i386.md (UNSPECV_XBEGIN): New.
5196 (UNSPECV_XEND): Ditto.
5197 (UNSPECV_XABORT): Ditto.
5198 (UNSPECV_XTEST): Ditto.
5205 * config/i386/i386.opt (mrtm): New.
5206 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
5207 * config/i386/rtmintrin.h: New header.
5208 * config/i386/xtestintrin.h: Ditto.
5210 2012-03-12 Tristan Gingold <gingold@adacore.com>
5212 * ginclude/stddef.h: Adjust previous patch.
5213 Use __VMS__ instead of VMS.
5215 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
5217 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
5218 Also convert sequences with CC setting arithmetic instruction.
5220 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
5222 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
5223 from C Language Options to Preprocessor Options.
5224 (C Dialect Options): Move -no-integrated-cpp documentation
5226 (Preprocessor Options): ...to here. Rewrite the description
5227 so it makes more sense, and remove discussion of merging front ends.
5229 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5231 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
5233 (ix86_expand_setmem): Likewise.
5235 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
5237 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
5240 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5242 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
5243 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
5245 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5247 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
5249 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5251 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
5254 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5255 Uros Bizjak <ubizjak@gmail.com>
5257 * config/i386/predicates.md (call_insn_operand): Allow
5258 constant_call_address_operand in Pmode only.
5259 (sibcall_insn_operand): Ditto.
5260 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
5261 (*call_vzeroupper): Ditto.
5263 (*sibcall_vzeroupper): Ditto.
5264 (*call_value): Ditto.
5265 (*call_value_vzeroupper): Ditto.
5266 (*sibcall_value): Ditto.
5267 (*sibcall_value_vzeroupper): Ditto.
5268 (*indirect_jump): Ditto.
5269 (*tablejump_1): Ditto.
5270 (indirect_jump): Convert memory address to word mode for TARGET_X32.
5272 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
5275 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
5278 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
5279 Use movrt_negc instead of negc pattern for non-SH2A.
5281 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
5283 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
5285 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
5286 if Pmode != word_mode.
5287 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
5288 Pmode == SImode for TARGET_X32.
5290 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
5291 (tls_initial_exec_x32): Likewise.
5293 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
5295 PR rtl-optimization/52528
5296 * combine.c (can_combine_p): Add setting of subst_low_luid
5297 before call to expand_field_assignment().
5299 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
5301 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
5302 and related program names.
5304 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
5306 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
5308 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
5311 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
5312 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
5314 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
5315 (*movdi_internal_rex64): Use %E operand modifier for lea.
5316 (*movsi_internal): Ditto.
5318 (*lea<mode>_2): Ditto.
5319 (*lea_{3,4,5,6}_zext): Ditto.
5320 (*tls_global_dynamic_32_gnu): Ditto.
5321 (*tls_global_dynamic_64): Ditto.
5322 (*tls_dynamic_gnu2_lea_32): Ditto.
5323 (*tls_dynamic_gnu2_lea_64): Ditto.
5324 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
5326 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5328 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
5329 redefine to be NULL if the current bit-size is different from the
5330 configured bit-size.
5332 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
5333 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
5334 set the default tuning. Add asserts to make sure the cpu and tune
5335 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
5336 test whether the index is set, instead of > 0.
5337 (rs6000_file_start): Do not reset the default cpu if the current
5338 bit-size is different from the configured bit-size.
5340 2012-03-09 Tristan Gingold <gingold@adacore.com>
5342 * config/vms/vms-crtlmap.map: Add comments.
5343 Add entries needed to build Ada RTS.
5345 2012-03-09 Tristan Gingold <gingold@adacore.com>
5347 * ginclude/stddef.h: Do not define __size_t on VMS.
5349 2012-03-09 Tristan Gingold <gingold@adacore.com>
5351 * c-tree.h (c_default_pointer_mode): New variable.
5352 * c-decl.c (c_default_pointer_mode): New variable.
5353 (c_build_pointer_type): New function.
5354 (grokdeclarator): Call c_build_pointer_type instead
5355 of build_pointer_type.
5357 * config/vms/vms-c.c: Include c-tree.h
5358 (saved_pointer_mode): New variable.
5359 (handle_pragma_pointer_size): New function.
5360 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
5361 (vms_c_register_pragma): Register __pointer_size and
5362 __required_pointer_size pragmas.
5364 2012-03-09 Tristan Gingold <gingold@adacore.com>
5366 * config/vms/vms-c.c (vms_construct_include_filename): New function.
5367 (vms_c_register_includes): Reference it.
5369 2012-03-09 Andrew Pinski <apinski@cavium.com>
5372 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
5374 (tree_ssa_phiopt_worker): Go through all the PHIs for
5375 value_replacement instead of just the singleton one.
5376 (value_replacement): Change return type to int. Return 0 instead of
5378 Allow the middle basic block to contain more than just the defining
5380 Handle non empty middle basic blocks.
5381 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
5383 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
5385 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
5386 array reference and component reference.
5387 (analyze_scalar_evolution_for_address_of): New.
5389 2012-03-08 Jie Zhang <jzhang918@gmail.com>
5392 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
5393 (hwloop_pattern_reg): Fix set but not used warning.
5394 (bfin_reorg_loops): Remove unused parameter.
5395 (bfin_reorg): Update use of bfin_reorg_loops.
5397 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
5399 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
5400 with integer parameters in registers.
5401 (gen_push): Push register in word_mode instead of Pmode.
5402 (ix86_emit_save_regs): Likewise.
5403 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
5404 (gen_pop): Pop register in word_mode instead of Pmode.
5405 (ix86_emit_restore_regs_using_pop): Likewise.
5406 (ix86_expand_prologue): Replace Pmode with word_mode for push
5407 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
5408 restore RAX and R10 in word_mode.
5409 (ix86_emit_restore_regs_using_mov): Restore integer registers
5411 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
5413 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
5414 (ix86_split_long_move): Likewise.
5416 * config/i386/i386.md (W): New.
5417 (*push<mode>2_prologue): Replace :P with :W.
5418 (*pop<mode>1): Likewise.
5419 (*pop<mode>1_epilogue): Likewise.
5420 (push/pop peephole2): Use word_mode scratch registers.
5422 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
5424 * config/i386/predicates.md (indirect_branch_operand): Simplify.
5426 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
5428 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
5429 for constants in [-63,63].
5431 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
5435 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5437 * config/i386/i386.c (ix86_print_operand_address): Only handle
5438 zero-extended DImode addresses.
5440 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5442 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5443 * configure: Regenerate.
5445 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
5448 * config/avr/avr.c (avr_mem_clobber): New static function.
5449 (avr_expand_delay_cycles): Add memory clobber operand to
5450 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
5451 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
5452 (enable_interrupt, disable_interrupt): New expander.
5453 (nopv, sleep, wdr): New expanders.
5454 (delay_cycles_1): Add memory clobber.
5455 (delay_cycles_2): Add memory clobber.
5456 (delay_cycles_3): Add memory clobber.
5457 (delay_cycles_4): Add memory clobber.
5458 (cli_sei): New insn from former "enable_interrupt",
5459 "disable_interrupt" with memory clobber.
5460 (*wdt): New insn from former "wdt" with memory clobber.
5461 (*nopv): Similar, but for "nopv".
5462 (*sleep): Similar, but for "sleep".
5464 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
5465 Kaz Kojima <kkojima@gcc.gnu.org>
5468 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
5469 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
5470 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5472 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
5474 * config/i386/predicates.md (x86_64_zext_general_operand): New.
5475 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
5476 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
5478 2012-03-07 Walter Lee <walt@tilera.com>
5480 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
5481 REG_CFA_* notes for the stack pointer.
5482 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
5483 EH_RETURN_STACKADJ_RTX.
5484 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
5485 generate REG_CFA_* notes for the stack pointer.
5486 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
5487 by EH_RETURN_STACKADJ_RTX.
5489 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5491 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
5492 when __AVR_3_BYTE_PC__ is defined.
5494 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
5496 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
5497 (ix86_print_operand): Handle '^'.
5498 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
5499 using P mode iterator. Add %^ to asm template to conditionally emit
5501 (*rep_movdi_rex64): Ditto.
5502 (*strsetdi_rex_1): Ditto.
5503 (*rep_stosdi_rex64): Ditto.
5504 (*strmov{si,hi,qi}_1): Add %^ to asm template to
5505 conditionally emit addr32 prefix.
5506 (*rep_mov{si,qi}): Ditto.
5507 (*strset{si,hi,qi}): Ditto.
5508 (*rep_stos{si,qi}): Ditto.
5509 (*cmpstrnqi_nz_1): Ditto.
5510 (*cmpstrnqi_1): Ditto.
5511 (*strlenqi_1): Ditto.
5513 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
5515 * config/i386/i386.c (function_value_64): Return pointers in
5516 word_mode instead of Pmode.
5517 (ix86_promote_function_mode): Likewise.
5519 2012-03-07 Richard Guenther <rguenther@suse.de>
5521 * coverage.c (get_gcov_type): Use type_for_mode.
5522 (get_gcov_unsigned_t): Likewise.
5523 * expr.c (store_constructor): Use type_for_mode.
5524 (try_casesi): Likewise.
5525 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
5526 (add_standard_iv_candidates): Use standard type trees.
5527 * dojump.c (do_jump): Remove dead code.
5529 2012-03-07 Richard Guenther <rguenther@suse.de>
5531 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
5533 2012-03-07 Richard Guenther <rguenther@suse.de>
5535 * convert.c (strip_float_extensions): Move ...
5536 * tree.c (strip_float_extensions): ... here.
5538 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5541 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
5543 2012-03-07 Richard Guenther <rguenther@suse.de>
5545 * omp-low.c (extract_omp_for_data): Use signed_type_for.
5546 (expand_omp_for_generic): Likewise.
5547 (expand_omp_for_static_nochunk): Likewise.
5548 (expand_omp_for_static_chunk): Likewise.
5549 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
5550 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
5551 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
5552 Use unsigned_type_for.
5553 (vect_create_cond_for_align_checks): Use signed_type_for.
5555 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
5557 PR rtl-optimization/52203
5558 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
5559 all callers to pass NULL except ...
5560 (reset_sched_cycles_in_current_ebb): ... here, save the value
5561 in new variable 'empty'. Increase issue_rate only for
5564 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5567 * Makefile.in: Let install-gcc-ar depend on installdirs,
5568 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5569 Don't double canonicalize if cross-compiling.
5571 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5574 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
5575 to: RAMPZ, RAMPY, RAMPX, RAMPD.
5576 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
5578 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5581 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
5583 * config/avr/avr.md (xload_8): Adjust insn length.
5585 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5588 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
5589 if RAMPZ affects reading from RAM.
5591 2012-03-07 Richard Guenther <rguenther@suse.de>
5595 * doc/invoke.texi (Precompiled Headers): Remove sentence that
5596 suggests you can include PCHs from inside another header.
5598 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
5601 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
5603 2012-03-07 Kai Tietz <ktietz@redhat.com>
5605 * doc/invoke.texi (fwritable-relocated-rdata): Document
5606 new Cygwin/MinGW target option.
5607 * config/i386/winnt.c (i386_pe_unique_section): Ignore
5608 reloc if flag -fwritable-relocated-rdata is not set.
5609 (i386_pe_section_type_flags): Likewise.
5610 * config/i386/cygming.opt (fwritable-relocated-rdata):
5611 Add new flag variable flag_writable_rel_rdata.
5613 2012-03-07 Richard Guenther <rguenther@suse.de>
5615 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
5616 precision against gimple constraints.
5618 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
5621 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
5623 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
5624 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
5626 (init_emit_regs): Move associated initialization to...
5627 (init_emit_once): ...here.
5629 2012-03-06 Richard Henderson <rth@redhat.com>
5631 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5632 * config/m68k/sync.md (atomic_test_and_set): Use it.
5633 (atomic_test_and_set_1): Likewise.
5635 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5638 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
5639 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
5640 (vector_ltgt<mode>): Likewise.
5641 (vector_ordered<mode>): Likewise.
5642 (vector_unordered<mode>): Likewise.
5643 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5645 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5647 * trans-mem.c: New typedef for tm_region_p.
5648 Define vector types for tm_region_p.
5649 (tm_region_init): Replace region_worklist to a vector called
5652 2012-03-06 Richard Guenther <rguenther@suse.de>
5654 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
5655 MEM_REF with constant pointer operand.
5657 2012-03-06 Richard Guenther <rguenther@suse.de>
5660 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
5662 2012-03-06 Tristan Gingold <gingold@adacore.com>
5664 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
5665 (external_model_kind): Improve documentation.
5666 (vms_pragma_extern_model): Handle relaxed_redef.
5667 (vms_c_register_pragma): Allow expansion for nomember_alignment.
5669 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
5671 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
5672 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
5673 Some more notes on EIND usage and reorder EIND subsection.
5675 2012-03-06 Tristan Gingold <gingold@adacore.com>
5677 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
5678 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
5680 2012-03-06 Tristan Gingold <gingold@adacore.com>
5682 * config/vms/t-vmsnative (version): Define.
5683 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
5685 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
5687 PR rtl-optimization/52250
5688 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
5689 to put note list into. Unconditionally call move_bb_info.
5690 (move_bb_info): Do not assert the blocks being in the same region,
5691 just drop the note list if they are not.
5693 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
5696 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
5697 and use unified expansion logic.
5698 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
5699 closer to the existing movt insn.
5700 (negc): Rename insn to *negc. Add new expander.
5701 (movnegt): Use xor pattern for T bit negation. Reserve helper
5702 constant for negc pattern.
5703 (*movnegt): New insn and splitter.
5705 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
5707 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
5710 2012-03-05 Richard Henderson <rth@redhat.com>
5712 * genemit.c (main): Include "target.h" in insn-emit.c.
5713 * Makefile.in (insn-emit.o): Depend on TARGET_H.
5714 * config/sh/sync.md (atomic_test_and_set): Reference
5715 targetm.atomic_test_and_set_trueval instead of
5716 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
5718 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
5720 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
5723 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
5725 * langhooks.c (add_builtin_type): New function.
5726 * langhooks.h (add_builtin_type): Export it.
5727 * config/mep/mep.c (mep_init_builtins): Use it.
5728 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
5730 2012-03-05 Jakub Jelinek <jakub@redhat.com>
5733 * tree.h (BLOCK_SAME_RANGE): Define.
5734 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
5735 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
5736 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
5737 isn't equal to supercontext fragment's fragment chain.
5738 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
5740 (blocks_nreverse_all): Likewise.
5741 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
5742 BLOCK_SUPERCONTEXT to supercontext fragment instead of
5743 supercontext fragment's fragment origin.
5744 * dwarf2out.c (add_high_low_attributes): If stmt has the same
5745 range as its parent (or parents thereof etc.), use the parent's
5746 DW_AT_ranges value instead of creating a new .debug_ranges range.
5748 2012-03-05 Richard Henderson <rth@redhat.com>
5751 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5752 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5753 BIGGEST_ALIGNMENT is aligned.
5755 2012-03-05 Richard Henderson <rth@redhat.com>
5757 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
5758 * config/sh/sh.c: ... here.
5760 2012-03-05 Richard Henderson <rth@redhat.com>
5763 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5764 instead of calling negqi2 directly.
5766 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
5769 * trans-mem.c (tm_region_init): Use last_basic_block.
5771 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5773 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5774 * config/sh/sync.md (atomic_test_and_set): New expander.
5775 (tasb, atomic_test_and_set_soft): New insns.
5776 * config/sh/sh.opt (menable-tas): New option.
5777 * doc/invoke.texi (SH Options): Document it.
5779 2012-03-05 Richard Guenther <rguenther@suse.de>
5781 * cfgloop.c (verify_loop_structure): Verify dominators before
5783 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
5784 dominators from here.
5785 * graphite-scop-detection.c (create_sese_edges): Likewise.
5786 * loop-doloop.c (doloop_optimize_loops): Likewise.
5787 * loop-init.c (loop_optimizer_init): Likewise.
5788 * loop-unroll.c (unroll_and_peel_loops): Likewise.
5789 * loop-unswitch.c (unswitch_loops): Likewise.
5790 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
5791 * tree-parloops.c (parallelize_loops): Likewise. Verify
5792 only when checking is enabled.
5793 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
5795 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
5797 * genautomata.c (parse_automata_opt): New static function.
5798 (initiate_automaton_gen): Remove all option handling code. Remove
5799 argc argument. All callers changed.
5800 (main): Call init_rtx_reader_args_cb with the new function as argument.
5802 2012-03-05 Richard Guenther <rguenther@suse.de>
5804 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
5805 * tree-if-conv.c (combine_blocks): Free post-dominator info
5807 * tree-parloops.c (create_parallel_loop): Free and re-compute
5808 dominator info after breaking it.
5810 2012-03-05 Richard Guenther <rguenther@suse.de>
5813 * optabs.h (trapv_unoptab_p): New function.
5814 (trapv_binoptab_p): Likewise.
5815 * optabs.c (expand_binop): Use emit_libcall_block_1 with
5816 a proper equiv_may_trap argument.
5817 (expand_unop): Likewise.
5818 (emit_libcall_block_1): Take extra argument whether the
5819 instruction may trap. Renamed from ...
5820 (emit_libcall_block): ... this. New wrapper.
5822 2012-03-05 Jakub Jelinek <jakub@redhat.com>
5824 PR tree-optimization/51721
5825 * tree-vrp.c (register_edge_assert_for_2): If comparing
5826 lhs of right shift by constant with an integer constant,
5827 add ASSERT_EXPRs for the rhs1 of the right shift.
5829 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
5831 2012-03-05 Richard Guenther <rguenther@suse.de>
5833 * tree.c (integer_zerop): Handle VECTOR_CSTs.
5834 (integer_onep): Likewise.
5835 (integer_all_onesp): Likewise.
5837 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
5839 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
5841 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5843 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
5844 instead of TARGET_64BIT.
5846 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5848 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
5851 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5853 * config/i386/i386.c (ix86_print_operand_address): Only handle
5854 zero-extended DImode addresses.
5856 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
5858 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
5859 taken and cputaken as bool.
5861 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
5863 * config/i386/constraints.md (Ya): New internal constraint.
5864 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
5865 (*zero_extendsidi2_rex64): Add x,x alternative.
5866 (*zero_extendsidi2): Ditto. Add o,0 alternative.
5867 Remove flags reg clobber. Adjust corresponding splits.
5868 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
5869 zero_extendqisi2 expanders using SWI12 mode iterator.
5870 (zero_extend<mode>si2_and): Macroize insn from
5871 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
5873 (*zero_extend<mode>si2): Macroize insn from
5874 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
5875 (*zero_extend*2_movzbl_and): Remove insn patterns.
5876 (zero_extendqihi2_and): Merge corresponding splitter.
5877 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
5878 (*zero_extend*2_movzbl_and): Remove insn patterns.
5879 (*anddi_1): Split TYPE_IMOVX instructions.
5880 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
5882 (and->zext splitter): Add splitter pattern.
5883 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
5885 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
5887 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
5889 (Debugging Options): Likewise.
5890 (Optimize Options): Likewise.
5891 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
5892 with other architectures. Use official processor names with correct
5893 spelling/capitalization. Fix formatting and grammar issues.
5894 (i386 and x86-64 Windows Options): Similar cleanup here.
5896 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5898 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
5900 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5902 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
5903 DBX_REGISTER_NUMBER.
5905 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5907 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
5908 operand is CONST_INT. Take COSTS_N_INSNS into account.
5909 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
5912 2012-03-02 Richard Henderson <rth@redhat.com>
5914 * optabs.c (expand_atomic_test_and_set): Honor
5915 atomic_test_and_set_trueval even when atomic_test_and_set
5916 optab is not in use.
5918 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
5922 * config/sh/sh.c (sh_register_move_cost): Increase cost between
5923 GENERAL_REGS and FP_REGS for SImode.
5925 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5928 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
5929 (absdi2): New expander.
5930 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
5932 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5934 * config/sh/sync.md (atomic_exchange<mode>): New expander.
5935 (atomic_exchange<mode>_soft): New insn.
5937 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5939 * config/sh/sync.md: Update copyright notice dates.
5940 (atomic_compare_and_swap<mode>): Use SImode for return value instead
5942 (atomic_compare_and_swap<mode>_soft): Likewise.
5944 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5947 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
5948 * config/sh/sh.c: Update copyright notice dates.
5949 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
5950 alignment for TARGET_HARD_SH4.
5951 (sh_option_override): Reduce default function alignment. Set
5952 loop alignment to 4 bytes when not optimizing for size.
5954 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
5957 * doc/invoke.texi (floop-flatten): Remove.
5958 * toplev.c (process_options): Remove references to flag_loop_flatten.
5959 * tree-ssa-loop.c (gate_graphite_transform): Same.
5960 * common.opt (floop-flatten): Obsolete.
5961 * graphite-poly.c (apply_poly_transforms): Remove reference to
5963 * Makefile.in (graphite-flattening.o): Remove.
5964 * graphite-flattening.c: Remove.
5966 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5968 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5969 having mode compatible with the mode of previous compare. Substitute
5970 compare mode of previous compare with the mode, compatible
5971 with eliminated and previous compare.
5973 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5975 * config/rs6000/dfp.md (floatdidd2): New define_insn.
5977 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5979 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
5980 compatible with CCGOCmode and CCGCmode.
5982 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5984 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5986 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5988 * config/arm/arm.c (arm_sat_operator_match): New function.
5989 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
5990 * config/arm/arm.md ("insn" attribute): Add "sat" value.
5991 ("SAT", "SATrev"): New code iterators.
5992 ("SATlo", "SAThi"): New code iterator attributes.
5993 ("*satsi_<SAT:code>"): New pattern.
5994 ("*satsi_<SAT:code>_shift"): Likewise.
5995 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
5996 and "shift" attributes.
5997 ("arm_usatsihi"): Add "insn" attribute.
5998 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
5999 by powers of two. Do not allow shift by 32.
6001 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
6004 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
6005 to pass the argument in the register of "natural" mode.
6007 2012-03-02 Richard Guenther <rguenther@suse.de>
6009 PR tree-optimization/52406
6010 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
6011 (struct indices): Add unconstrained_base member.
6012 (struct dr_alias): Remove unused vops member.
6013 (DR_UNCONSTRAINED_BASE): New define.
6014 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
6015 add indices to allow their disambiguation. Make DR_BASE_OBJECT
6016 be an artificial access that covers the whole indexed object,
6017 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
6018 plain decl base-objects to their MEM_REF variant.
6019 (dr_may_alias_p): When the base-object of either data reference
6020 has unknown size use only points-to information.
6021 (compute_affine_dependence): Make dumps easier to read and
6023 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
6024 DR_REF when looking for packed references.
6025 (vect_supportable_dr_alignment): Likewise.
6027 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
6029 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
6030 Improve conditions for peepholes of loads followed by commutative
6032 * config/arm/ldmstm.md: Regenerated.
6034 2012-03-02 Richard Guenther <rguenther@suse.de>
6036 * BASE-VER: Set to 4.8.0.
6038 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
6040 * config.gcc (obsolete): Add all ARM targets using the FPA.
6041 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
6042 * doc/install.texi: Avoid references to obsolete ARM ports.
6044 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
6046 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
6048 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
6049 Joern Rennecke <joern.rennecke@embecosm.com>
6051 * doc/extend.texi: Expand and update information on interrupt
6052 attribute for Epiphany.
6054 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6056 * config/sh/sh-protos.h: Update copyright notice dates.
6057 * config/sh/sh.h: Likewise.
6058 * config/sh/sh.md: Likewise.
6059 * config/sh/constraints.md: Likewise.
6060 * config/sh/predicates.md: Likewise.
6062 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6064 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
6065 * config/sh/sh.c (tertiary_reload_operand): Likewise.
6067 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6069 * config/sh/constraints.md: Fix comment typo.
6071 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6074 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
6075 unsigned HOST_WIDE_INT.
6076 (zvdep_imm64): Likewise.
6077 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
6078 (vdepi_and): Likewise.
6079 Likewise for unamed 64-bit patterns.
6080 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
6082 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
6085 PR rtl-optimization/52417
6086 * cselib.c (cselib_any_perm_equivs): New variable.
6087 (cselib_reset_table): Check that it's not set when not
6088 preserving constants.
6089 (cselib_add_permanent_equiv): Set it.
6090 (cselib_have_permanent_equivalences): New.
6091 (cselib_init, cselib_finish): Reset it.
6092 * cselib.h (cselib_have_permanent_equivalences): Declare.
6093 * alias.c (get_addr): Restore earlier behavior when there
6094 aren't permanent equivalences.
6096 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
6098 * config/mn10300/mn10300-modes.def: Fix copyright notice.
6099 * config/v850/v850-modes.def: Fix copyright notice.
6101 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
6103 * doc/extend.texi (AVR Built-in Functions): Document
6104 __builtin_avr_flash_segment.
6106 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
6107 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
6108 (*split.flash_segment): New insn-and-split.
6109 * config/avr/avr.c (avr_init_builtins): Add local variables:
6110 const_memx_void_node, const_memx_ptr_type_node,
6111 char_ftype_const_memx_ptr.
6113 2012-03-01 Jakub Jelinek <jakub@redhat.com>
6115 PR tree-optimization/52445
6116 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
6117 add ssa_name_ver, offset and size fields and change store field
6119 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
6120 (add_or_mark_expr): Likewise. Only consider previous stores
6121 with the same size and offset.
6122 (nt_init_block): Only look at gimple_assign_single_p stmts,
6123 doesn't look at rhs2.
6125 2012-03-01 Richard Guenther <rguenther@suse.de>
6128 * tree-cfg.c (verify_gimple_assign_unary): Allow any
6129 conversions from integral types to pointer types.
6131 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
6133 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
6134 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
6135 unintentionally removed in r184616.
6137 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6139 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
6142 2012-02-29 Jakub Jelinek <jakub@redhat.com>
6143 Uros Bizjak <ubizjak@gmail.com>
6146 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
6147 alternatives, add "e" constraint to the new last alternative
6148 and ! to last 3 alternatives.
6150 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
6152 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
6153 DW_AT_artificial attributes at the end of the processing.
6154 (gen_array_type_die): Likewise.
6155 (gen_enumeration_type_die): Likewise.
6156 (gen_struct_or_union_type_die): Likewise.
6157 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
6160 2012-02-29 Jakub Jelinek <jakub@redhat.com>
6163 * expr.c (expand_assignment): If doing misaligned store that doesn't
6164 cover all mode bits, perform a RMW cycle.
6166 PR tree-optimization/52429
6167 * tree-parloops.c (separate_decls_in_region_debug): Return early
6168 if var is LABEL_DECL.
6170 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6172 PR tree-optimization/52424
6173 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
6174 calling dom_thread_across_edge.
6176 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6178 * config/avr/avr.c: Move definition of TARGET macros to end of file.
6180 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6182 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
6183 * config/avr/avr.c (avr_output_bld): Remove unused function.
6184 (avr_out_sbxx_branch): Use "%T" to print bit position.
6186 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6188 * config/avr/avr.md: Untabify.
6190 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6192 * config/avr/avr.md (eqne): New code iterator.
6193 (*dec-and-branchsi): Use it in text peephole's condition.
6194 (*dec-and-branchhi): Ditto.
6195 (*dec-and-branchqi): Ditto.
6197 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6200 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
6201 the device does not have the skip-bug.
6203 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
6205 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
6206 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
6207 -mpretend-cmove): New.
6209 2012-02-29 Jakub Jelinek <jakub@redhat.com>
6212 * df.h (struct df_d): Adjust comment that hard_regs_live_count
6213 doesn't count DEBUG_INSN refs.
6214 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
6215 for DEBUG_INSN refs.
6217 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6221 2012-02-20 Richard Guenther <rguenther@suse.de>
6222 PR tree-optimization/52298
6223 * tree-vect-stmts.c (vectorizable_load): Properly use
6224 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
6226 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
6229 * gimple.h (gimple_in_transaction): New.
6230 (gimple_set_in_transaction): New.
6231 (struct gimple_statement_base): Add in_transaction field.
6232 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
6234 (tree_ssa_lim_initialize): Compute transaction bits.
6235 * tree.h (compute_transaction_bits): Protoize.
6236 * trans-mem.c (tm_region_init): Use the heap to store BB
6238 (compute_transaction_bits): New.
6240 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6242 * gcc.c (display_help): Document --help=common and sort entries
6245 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6247 * doc/install.texi: Document check-$LANG specific shortcuts
6249 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6252 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
6254 * config/arm/arm_neon.h: Regenerate.
6255 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
6256 (neon_vcgeu): New insn.
6257 (neon_vcgtu): Likewise.
6258 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
6259 (ops): Unsigned comparison intrinsics call a different builtin.
6261 2012-02-28 Richard Guenther <rguenther@suse.de>
6264 * config/i386/i386.c (ix86_expand_vector_set): Fix element
6265 ordering for the VEC_CONCAT for two element vectors for
6266 V2SFmode, V2SImode and V2DImode.
6268 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
6271 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
6272 detecting big-endian triplets.
6274 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
6276 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
6277 mode if there is no type information available.
6279 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
6281 PR tree-optimization/53207
6282 * doc/invoke.texi: Document as experimental and relying on graphite.
6284 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
6286 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
6287 of initializer to changes from r184614.
6289 2012-02-28 Richard Guenther <rguenther@suse.de>
6291 PR tree-optimization/52395
6292 * tree-sra.c (build_ref_for_offset): Also look at the base
6293 TYPE_ALIGN when figuring out the alignment of the replacement.
6295 2012-02-28 Richard Guenther <rguenther@suse.de>
6297 PR tree-optimization/52402
6298 * ipa-prop.c (ipa_modify_call_arguments): Properly use
6299 mis-aligned types when creating the accesses at the call site.
6301 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
6303 * config/avr/builtins.def: New file.
6304 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
6305 * config/avr/avr.c (enum avr_builtin_id): Use it.
6306 (avr_init_builtins): Use it. And use avr_bdesc.
6307 (bdesc_1arg): Remove.
6308 (bdesc_2arg): Remove.
6309 (bdesc_3arg): Remove.
6310 (struct avr_builtin_description): Add field n_args.
6311 (avr_bdesc): New static variable using builtins.def.
6312 (avr_expand_builtin): Use it.
6313 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
6314 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
6315 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
6317 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
6320 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
6321 match only one single hard register with respective hard reg rtx.
6322 (movmemx_<mode>): Ditto.
6323 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
6324 insn anatomy of movmem[x]_<mode>.
6325 (avr_out_movmem): Same for printing assembler and operand usage.
6327 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
6331 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
6332 address spaces located outside of device flash.
6334 * config/avr/avr.h (base_arch_s): Remove field n_segments.
6335 (mcu_type_s): Add field n_flash.
6336 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
6337 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
6338 (AVR_MCU): Add N_FLASH argument.
6339 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
6340 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
6341 macro __FLASH<n> if that address space makes sense for the device.
6342 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
6343 outside of target flash.
6344 (avr_asm_named_section): Ditto.
6345 (avr_asm_select_section): Ditto.
6346 (avr_addr_space_convert): Ditto.
6347 (avr_emit_movmemhi): Ditto.
6348 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
6349 address space is outside of device flash.
6350 (avr_insert_attributes): Ditto.
6351 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
6352 avr_current_arch->n_segments.
6354 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
6357 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
6358 (*movabs<mode>_2): Likewise.
6360 2012-02-27 Jakub Jelinek <jakub@redhat.com>
6363 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
6364 s_register_operand in the test instead of REG_P. Don't call
6365 gen_reg_rtx if it won't be used.
6367 PR tree-optimization/52376
6368 * ipa-split.c (split_function): Ignore CLOBBER stmts.
6370 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
6372 * ifcvt.c (noce_get_condition): Check condition variable is not
6373 small_register_classes_for_mode_p before accepting.
6375 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
6377 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
6379 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6382 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6383 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6385 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6387 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
6389 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
6391 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
6393 * config/sh/predicates.md: Remove blank lines.
6394 * config/sh/sh.c: Fix typos in comments.
6395 * config/sh/constraints.md: Likewise.
6396 * config/sh/sh.md: Remove blank lines.
6397 Fix typos in comments. Use ;; as comment characters.
6399 2012-02-26 Walter Lee <walt@tilera.com>
6401 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
6402 (replace_mov_pcrel_step2): Ditto.
6404 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
6407 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
6408 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
6409 and locs that reference values newer than the non-canonical value
6410 at hand. Return the canonical value as a worst case.
6411 (memrefs_conflict_p): Walk canonical value's locs.
6414 * cselib.c (preserve_only_constants): Rename to...
6415 (preserve_constants_and_equivs): ... this. Split out...
6416 (invariant_or_equiv_p): ... this. Preserve plus expressions
6417 of other preserved expressions too.
6418 (cselib_reset_table): Adjust.
6419 * var-tracking.c (reverse_op): Use canonical value to build
6422 2012-02-23 Kai Tietz <ktietz@redhat.com>
6424 * config/i386/i386.c (ix86_delegitimize_address): Handle
6425 UNSPEC_PCREL plus displacement.
6427 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
6430 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
6431 to test for unusedness in st X addressing.
6433 2012-02-24 Richard Guenther <rguenther@suse.de>
6436 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
6437 (is_gimple_reg_type): Move inline ...
6438 * gimple.h (is_gimple_reg_type): ... here.
6440 2012-02-24 Richard Guenther <rguenther@suse.de>
6443 * passes.c (execute_function_todo): When verifying SSA form
6444 verify gimple form first.
6445 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
6447 2012-02-24 Richard Guenther <rguenther@suse.de>
6450 * fold-const.c (fold_addr_of_array_ref_difference): New function.
6451 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
6453 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6455 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
6457 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6459 * tree-phinodes.c (make_phi_node): Mark static.
6460 * tree-flow.h (make_phi_node): Remove extern decl.
6461 * doc/gimple.texi (make_phi_node): Remove documentation.
6463 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6465 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
6466 * tree-ssa-sccvn.c (print_scc): Ditto.
6468 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6470 * doc/passes.texi (Full redundancy elimination): Fix typo.
6472 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6474 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
6476 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
6479 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
6481 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
6484 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
6486 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
6488 * config/avr/avr.md (code_stdname): Add ior, xor.
6489 (xior): New code iterator.
6490 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
6491 (*<code_stdname><mode>qi.byte1-3): Ditto.
6493 2012-02-23 Jakub Jelinek <jakub@redhat.com>
6495 PR tree-optimization/52019
6496 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
6499 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6501 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
6502 HAVE_INITFINI_ARRAY to work around namespace pollution in
6503 certain versions of newlib system headers.
6504 * config.in: Regenerate.
6505 * configure: Regenerate.
6506 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
6507 instead of HAVE_INITFINI_ARRAY.
6509 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
6512 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
6513 is not offsettable memory reference.
6515 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6518 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
6519 setting avr_need_clear_bss_p for __gnu_lto* symbols.
6521 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6523 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
6524 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
6526 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6528 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
6529 library on Solaris 8 even without TLS support.
6530 * configure: Regenerate.
6532 2012-02-22 Richard Guenther <rguenther@suse.de>
6535 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
6536 for GIMPLE_DEBUG stmts.
6538 2012-02-22 Martin Jambor <mjambor@suse.cz>
6541 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
6542 according to the base object.
6544 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6546 PR rtl-optimization/50063
6547 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
6548 and 2 (8-bit SP) in operand 2.
6549 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
6550 setup to use movhi_sp_r instead of vanilla move to write SP.
6551 Adjust REG_CFA notes to superseed unspec.
6552 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
6554 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
6555 known to be off) only with TARGET_NO_INTERRUPTS. Never use
6556 irq_state 1 (IRQ known to be on) here.
6558 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
6560 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
6562 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
6563 assign_hard_reg): Likewise.
6565 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6567 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
6569 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6572 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
6573 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
6575 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6577 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
6578 prototype from here to...
6579 * config/avr/avr.h: ...here.
6581 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
6584 * thumb2.md (thumb2_shiftsi3_short): Split register and
6585 immediate shifts. For register shifts tie operands 0 and 1.
6586 (peephole2 for above): Check that register-controlled shifts
6587 have suitably tied operands.
6589 2012-02-21 Quentin Neill <quentin.neill@amd.com>
6592 * config/i386/bdver1.md (bdver1_call, bdver1_push,
6593 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
6594 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
6595 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
6596 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
6597 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
6598 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
6599 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
6600 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
6601 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
6602 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
6603 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
6604 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
6605 bdver1_ssevector_avx256_unaligned_load,
6606 bdver1_ssevector_sse128_unaligned_load,
6607 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
6608 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
6609 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
6610 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
6611 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
6612 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
6613 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
6614 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
6615 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
6616 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
6617 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
6618 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
6619 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
6620 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
6621 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
6622 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
6623 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
6624 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
6625 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
6626 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
6627 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
6628 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
6629 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
6630 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
6631 bdver1_ssediv_double_load, bdver1_ssediv_double,
6632 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
6633 Add "bdver2" attribute.
6635 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6637 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
6638 default if possible and not specified otherwise.
6640 2012-02-21 Richard Guenther <rguenther@suse.de>
6643 * gimplify.c (create_tmp_from_val): Use the main variant type
6644 for the type of the temporary we create.
6646 2012-02-21 Richard Guenther <rguenther@suse.de>
6648 PR tree-optimization/52324
6649 * gimplify.c (gimplify_expr): When re-gimplifying expressions
6650 do not gimplify a MEM_REF address operand if it is already
6653 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6655 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
6656 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
6658 2012-02-21 Richard Guenther <rguenther@suse.de>
6660 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
6661 nested_in_vect_loop.
6663 2012-02-21 Jakub Jelinek <jakub@redhat.com>
6665 PR tree-optimization/52318
6666 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
6667 vdef also to non-pure/const call stmts in the sequence.
6669 2012-02-21 Tristan Gingold <gingold@adacore.com>
6671 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
6673 2012-02-20 David S. Miller <davem@davemloft.net>
6675 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
6676 don't use the "rd %pc" instruction on v9 for PIC register loads.
6678 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
6681 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
6682 in a transaction safe function.
6684 2012-02-20 Kai Tietz <ktietz@redhat.com>
6687 * stor-layout.c (place_field): Handle desired_align for
6690 2012-02-20 Richard Guenther <rguenther@suse.de>
6692 PR tree-optimization/52298
6693 * tree-vect-stmts.c (vectorizable_store): Properly use
6694 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
6696 (vectorizable_load): Likewise.
6697 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
6698 Access DR_STEP after ensuring it is not NULL.
6700 2012-02-20 Jakub Jelinek <jakub@redhat.com>
6702 PR tree-optimization/52286
6703 * fold-const.c (fold_binary_loc): For (X & C1) | C2
6704 optimization use double_int_to_tree instead of build_int_cst_wide,
6705 rewrite to use double_int vars.
6707 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6710 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
6712 Remove -e 0 from $gcc_cv_ld invocation.
6713 Only use __GLIBC_PREREQ if defined.
6714 Enable on Solaris since Solaris 8 patch.
6715 (gcc_SUN_LD_VERSION): New macro.
6716 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
6717 gcc_SUN_LD_VERSION for version number format.
6718 * configure: Regenerate.
6719 * varasm.c (get_elf_initfini_array_priority_section): Set
6720 SECTION_NOTYPE for non-default priority.
6721 Use get_section instead of get_unnamed_section to emit
6722 .init_array/.fini_array with default priority.
6724 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6726 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
6727 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
6728 (mips_start_unique_function, mips_output_mips16_rdhwr)
6729 (mips_code_end): New functions.
6730 (TARGET_ASM_CODE_END): Define.
6732 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6734 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
6735 to stubs with non-sibling calls.
6737 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
6739 * doc/invoke.texi (-fira-* options): Copy-edit.
6740 (ira-* parameters): Copy-edit.
6742 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6744 * doc/invoke.texi: Minor copy-edits to bring into conformance with
6745 GCC coding conventions.
6747 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6749 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
6750 when used as adjectives.
6752 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
6754 * doc/invoke.texi: Clean up "that"/"which" confusion.
6756 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
6758 * system.h: Poison SMALL_REGISTER_CLASSES
6759 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
6760 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
6762 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6764 PR tree-optimization/52285
6765 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
6766 when deciding if a call is a tail call or tail recursion.
6768 2012-02-16 Kai Tietz <ktietz@redhat.com>
6770 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
6771 interger-constant displacement for UNSPEC_PCREL.
6773 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6775 PR rtl-optimization/52208
6776 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
6777 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
6779 PR tree-optimization/52255
6780 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
6781 loop->header has virtual PHI, but exit_e->dest doesn't, add
6782 virtual PHI to exit_e->dest and adjust all uses after the loop.
6785 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
6786 children with clone_tree_hash, not after it.
6788 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
6790 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
6791 extended identifiers.
6793 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6796 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
6797 a same_body_alias, also test whether e->callee isn't a former
6798 or current clone of the decl this is a same body alias of.
6800 PR translation/52264
6801 * cgraphunit.c (verify_cgraph_node): Fix a typo.
6803 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
6805 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
6807 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6810 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
6811 force_reg instead of copy_to_reg for better optimization. Force
6812 non-register or memory operands into a register.
6814 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
6816 * extend.texi: Reserve upper bits of memory model for future use.
6818 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
6819 Anatoly Sokolov <aesok@post.ru>
6820 Eric Weddington <eric.weddington@atmel.com>
6823 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
6824 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
6825 Rewrite initializers for .macro.
6826 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
6827 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
6828 atxmega32d4, atxmega32x1.
6829 avrxmega4: atxmega64a3, atxmega64d3.
6830 avrxmega5: atxmega64a1, atxmega64a1u.
6831 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
6832 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
6833 avrxmega7: atxmega128a1, atxmega128a1u.
6834 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
6835 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
6836 (struct base_arch_s): Rename reserved to xmega_p.
6837 Rename reserved2 to have_rampd.
6838 (AVR_XMEGA): New define.
6839 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
6840 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
6841 * config/avr/predicates.md (io_address_operand): Take into
6843 (low_io_address_operand): Ditto.
6844 (high_io_address_operand): Ditto.
6845 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
6846 (enabled, movhi_sp_r): Use them.
6847 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
6848 cpp_define_formatted to built-in define __AVR_ARCH__.
6849 (__AVR_XMEGA__): New built-in define.
6850 (__AVR_HAVE_RAMPD__): New built-in define.
6851 (__AVR_HAVE_RAMPX__): New built-in define.
6852 (__AVR_HAVE_RAMPY__): New built-in define.
6853 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
6855 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
6856 (avr_option_override): Initialize them.
6857 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
6858 (avr_init_expanders): Initialize them. No more block several calls.
6859 (emit_push_sfr): New static function.
6860 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
6862 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
6863 (avr_print_operand): Print addreeses as symbols for
6864 RAMPX, RAMPY, RAMPD, CCP.
6865 (output_movhi): Handle AVR_XMEGA when writing to SP.
6866 (avr_out_movhi_mr_r_xmega): New static function.
6867 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
6868 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
6869 __RAMPD__, __CCP__ as needed.
6871 * config/avr/multilib.h: Regenerate.
6872 * config/avr/t-multilib: Regenerate.
6873 * config/avr/avr-tables.opt: Regenerate.
6875 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
6877 PR tree-optimization/50561
6878 * graphite-flattening.c (lst_project_loop): Do not
6879 remove old scattering dimensions after flattening.
6880 (lst_do_flatten): Likewise.
6882 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
6884 * doc/extend.texi (AVR Built-in Functions): Remove doc for
6885 __builtin_avr_map8, __builtin_avr_map16.
6886 Document __builtin_avr_insert_bits.
6888 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
6889 (insert_bits): New insn.
6890 (adjust_len.map_bits): Rename to insert_bits.
6891 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
6892 * avr-protos.h (avr_out_map_bits): Remove.
6893 (avr_out_insert_bits, avr_has_nibble_0xf): New.
6894 * config/avr/constraints.md (Cxf,C0f): New.
6895 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
6896 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
6897 New built-in define __BUILTIN_AVR_INSERT_BITS.
6898 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
6899 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
6900 (avr_move_bits): Rewrite.
6901 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
6903 (avr_map_op_t): New typedef.
6904 (avr_map_op): New static variable.
6905 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
6906 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
6907 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
6908 (bdesc_3arg, avr_expand_triop_builtin): New.
6909 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
6910 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
6911 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
6912 (avr_map_equal_p, avr_map_sig_p): Remove.
6913 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
6914 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6915 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
6916 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6917 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
6918 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6920 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6922 * config/c6x/c6x.md (reserve_cycles): New attribute.
6923 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
6924 don't reserve functional units after the branch occurs.
6926 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
6929 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
6930 functions into non-tm_pure functions.
6932 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
6935 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
6936 (iterative_hash_canonical_type): Likewise.
6937 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
6940 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6942 * haifa-sched.c (prune_ready_list): Ensure that if there is a
6943 sched-group insn, it either remains alone or the entire list is pruned.
6945 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6947 * doc/install.texi (Prerequisites): Fix grammar.
6948 (Configuration): Likewise.
6950 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6952 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
6953 MPC as part of GCC before describing configuring with --with-gmp etc.
6954 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
6955 sources are present.
6957 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6960 * dwarf2out.c (clone_tree_hash): New function.
6961 (copy_decls_walk): Use it instead of clone_tree.
6963 2012-02-14 Richard Guenther <rguenther@suse.de>
6965 PR tree-optimization/52244
6966 PR tree-optimization/51528
6967 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6968 replacements for integral types.
6970 2012-02-14 Walter Lee <walt@tilera.com>
6972 * config.gcc: Handle tilegx and tilepro.
6973 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6975 Add HAVE_AS_TLS check for tilegx and tilepro.
6976 * configure: Regenerate.
6977 * doc/contrib.texi: Add Mat Hostetter and self.
6978 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6979 Document instruction intrinsics and network accessing intrinsics.
6980 (TILEPro Built-in Functions): New node. Document instruction
6981 intrinsics and network accessing intrinsics.
6982 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6983 (Specific, tilepro-*-linux*): Likewise.
6984 * doc/invoke.texi (TILE-Gx Options): New section.
6985 (TILEPro Options): New section.
6986 * doc/md.texi (TILE-Gx): New section.
6987 (TILEPro): New section.
6988 * common/config/tilegx/tilegx-common.c: New file.
6989 * common/config/tilepro/tilepro-common.c: New file.
6990 * config/tilegx/constraints.md: New file.
6991 * config/tilegx/linux.h: New file.
6992 * config/tilegx/mul-tables.c: New file.
6993 * config/tilegx/predicates.md: New file.
6994 * config/tilegx/sync.md: New file.
6995 * config/tilegx/t-tilegx: New file.
6996 * config/tilegx/tilegx-builtins.h: New file.
6997 * config/tilegx/tilegx-c.c: New file.
6998 * config/tilegx/tilegx-generic.md: New file.
6999 * config/tilegx/tilegx-modes.def: New file.
7000 * config/tilegx/tilegx-multiply.h: New file.
7001 * config/tilegx/tilegx-protos.h: New file.
7002 * config/tilegx/tilegx.c: New file.
7003 * config/tilegx/tilegx.h: New file.
7004 * config/tilegx/tilegx.md: New file.
7005 * config/tilegx/tilegx.opt: New file.
7006 * config/tilepro/constraints.md: New file.
7007 * config/tilepro/gen-mul-tables.cc: New file.
7008 * config/tilepro/linux.h: New file.
7009 * config/tilepro/mul-tables.c: New file.
7010 * config/tilepro/predicates.md: New file.
7011 * config/tilepro/t-tilepro: New file.
7012 * config/tilepro/tilepro-builtins.h: New file.
7013 * config/tilepro/tilepro-c.c: New file.
7014 * config/tilepro/tilepro-generic.md: New file.
7015 * config/tilepro/tilepro-modes.def: New file.
7016 * config/tilepro/tilepro-multiply.h: New file.
7017 * config/tilepro/tilepro-protos.h: New file.
7018 * config/tilepro/tilepro.c: New file.
7019 * config/tilepro/tilepro.h: New file.
7020 * config/tilepro/tilepro.md: New file.
7021 * config/tilepro/tilepro.opt: New file.
7023 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7025 PR tree-optimization/52210
7026 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
7027 vect_model_simple_cost with two entry vect_def_type array instead
7028 of an address of dt.
7030 2012-02-14 Richard Guenther <rguenther@suse.de>
7033 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
7034 Do not stream DECL_QUALIFIER.
7035 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
7036 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
7037 (find_decls_types_r): Do not walk DECL_QUALIFIER.
7039 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7042 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
7045 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7048 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
7049 * cselib.c (cselib_subst_to_values_from_insn): New function.
7050 * sched-deps.c (add_insn_mem_dependence,
7051 sched_analyze_1, sched_analyze_2): Use it.
7053 2012-02-13 Jan Hubicka <jh@suse.cz>
7056 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
7058 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
7060 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
7061 (GTM_SELF_SPECS): Define if not already defined.
7062 (driver_self_specs): Add GTM_SELF_SPECS.
7063 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
7064 (GTM_SELF_SPECS): Define.
7065 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
7066 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
7068 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7070 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
7073 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
7076 * omp-low.c (expand_omp_for): If a static schedule without chunk size
7077 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
7079 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
7082 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
7084 2012-02-13 Richard Guenther <rguenther@suse.de>
7086 PR translation/52211
7087 * passes.c (enable_disable_pass): Fix typo.
7089 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7092 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
7093 XOR for reduce_bit_field if type is unsigned.
7095 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
7097 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
7098 disallow changes from SFmode to mode with different size in FP regs.
7100 2012-02-12 Robert Millan <rmh@gnu.org>
7101 Gerald Pfeifer <gerald@pfeifer.com>
7103 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
7106 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
7108 PR rtl-optimization/52175
7109 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
7110 to frame-related instructions.
7112 2012-02-10 Jason Merrill <jason@redhat.com>
7115 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
7116 (demangle_new_symbols): Fill it.
7117 (scan_linker_output): Walk it.
7118 (start_tweaking): Split out from scan_linker_output.
7119 (maybe_tweak): Update sym->chosen.
7120 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
7122 2012-02-11 Jakub Jelinek <jakub@redhat.com>
7125 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
7127 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
7129 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
7130 having the same mode as previous compare.
7132 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
7134 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
7135 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
7136 (nonlocal_goto_internal): Likewise.
7137 (nonlocal_goto): Emit a use and an indirect jump directly.
7139 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
7142 * doc/extend.texi : Update comments for __atomic_compare_exchange and
7143 __atomic_{is,always}_lock_free.
7145 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
7148 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
7149 negative constant address for TARGET_X32.
7151 2012-02-10 Richard Henderson <rth@redhat.com>
7153 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
7154 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
7155 for GIMPLE_TRANSACTION. Tidy if's into a switch.
7157 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7158 Ira Rosen <irar@il.ibm.com>
7160 PR tree-optimization/50031
7161 * targhooks.c (default_builtin_vectorization_cost): Handle
7163 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
7164 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
7165 all types of reduction and pattern statements.
7166 (vect_estimate_min_profitable_iters): Likewise.
7167 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
7168 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
7169 for explicit realigns.
7170 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
7171 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
7173 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
7174 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
7175 vec_perm for VSX and handle vec_promote_demote.
7177 2012-02-10 Jakub Jelinek <jakub@redhat.com>
7180 * builtins.c (fold_builtin_atomic_always_lock_free,
7181 expand_builtin_atomic_always_lock_free,
7182 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
7183 Return and/or test boolean_true_node/boolean_false_node instead of
7184 integer_one_node/integer_zero_node.
7186 2012-02-10 Jan Hubicka <jh@suse.cz>
7189 * predict.c (predict_paths_for_bb): Prevent looping.
7190 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
7192 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
7194 * config/arm/arm.c (output_move_double): In one case properly
7195 count number of instructions that will be emitted.
7197 2012-02-10 Richard Guenther <rguenther@suse.de>
7199 PR translation/52193
7200 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
7202 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
7205 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
7207 2012-02-09 Jakub Jelinek <jakub@redhat.com>
7210 * var-tracking.c (emit_note_insn_var_location): If
7211 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
7212 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
7213 non-NOTE_DURING_CALL_P insn.
7215 2012-02-09 Bin Cheng <bin.cheng@arm.com>
7218 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
7220 2012-02-08 Magnus Granberg <zorry@gentoo.org>
7223 * gcc.c (switch_matches) Support switches with separated form,
7226 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
7228 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
7230 (RAMPZ_ADDR): Ditto.
7231 * config/avr/avr.c (avr_addr_t): New typedef.
7232 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
7233 (avr_init_expanders): Initialize it.
7234 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
7236 (expand_epilogue): Ditto.
7237 (avr_print_operand): Ditto.
7238 (avr_file_start): Ditto.
7239 (avr_emit_movmemhi): Ditto.
7241 2012-02-08 Richard Guenther <rguenther@suse.de>
7243 PR tree-optimization/46886
7244 * tree-flow.h (do_while_loop_p): Declare.
7245 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
7246 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
7248 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
7250 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
7251 always succeed for integers larger than a native word.
7253 2012-02-08 Richard Guenther <rguenther@suse.de>
7255 PR rtl-optimization/52170
7256 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
7257 properly handle integer vector modes.
7259 2012-02-08 Jakub Jelinek <jakub@redhat.com>
7261 PR gcov-profile/52150
7262 * coverage.c: Include target.h.
7263 (build_var): Call targetm.strip_name_encoding on the assembler name.
7264 Change one _ into . or $ if the target allows it.
7265 * Makefile.in (coverage.o): Depend on $(TARGET_H).
7267 PR rtl-optimization/52139
7268 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
7269 is a BARRIER after emit_insn_after_noloc, move BB_END
7270 to the last non-BARRIER insn before it.
7272 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
7275 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
7276 (mips_gimplify_va_arg_expr): Call it instead of
7277 std_gimplify_va_arg_expr.
7279 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7281 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
7282 message for -mno-pointers-to-nested-function.
7284 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
7287 * expr.c (get_inner_reference): If there is an offset, add a negative
7288 bit position to it (if any).
7290 2012-02-07 Jakub Jelinek <jakub@redhat.com>
7292 PR rtl-optimization/52060
7293 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
7294 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
7295 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
7296 and/or i0src_copy2 when needed.
7298 2012-02-07 Jakub Jelinek <jakub@redhat.com>
7300 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
7301 or LTOPLUGINSONAME if have_c.
7303 * config/freebsd-spec.h: Add comment about what macros can be defined
7305 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
7306 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
7309 2012-02-07 Richard Guenther <rguenther@suse.de>
7311 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
7312 newline in -alias dumps.
7314 2012-02-07 Kai Tietz <ktietz@redhat.com>
7315 Dave Korn <dave.korn.cygwin@gmail.com>
7318 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
7319 Take care that typinfo gets dllexport-attribute.
7321 2012-02-07 Jakub Jelinek <jakub@redhat.com>
7324 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
7325 if modifier < EXPAND_SUM call force_operand on the result.
7327 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
7329 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
7330 adding __forwarder_dst__ prefix if a forwarder_section attribute is
7332 (epiphany_function_type): Replace types for specific interrupts with
7333 EPIPHANY_FUNCTION_INTERRUPT.
7334 (EPIPHANY_INTERRUPT_P): Update.
7335 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
7336 New static function.
7337 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
7338 <disinterrupt>: Affects type identity.
7339 (epiphany_handle_interrupt_attribute): Handle variable number of
7341 (epiphany_compute_function_type): Update for new
7342 epiphany_function_type definition.
7343 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
7344 handlers with a longcall forwarder.
7345 (epiphany_start_function): Handle multiple interrupt arguments and/or
7346 forwarder_section attribute.
7348 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
7351 2012-02-07 Alan Modra <amodra@gmail.com>
7354 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
7357 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7359 PR tree-optimization/50969
7360 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
7361 use vec_perm rather than vector_stmt.
7362 (vect_model_load_cost): Likewise.
7363 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
7364 vec_perm to be the same as other vector statements.
7365 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
7366 cost of vec_perm for TARGET_VSX.
7368 2012-02-06 Richard Guenther <rguenther@suse.de>
7370 PR tree-optimization/52115
7371 * tree-sra.c (access_has_replacements_p): New function.
7372 (sra_modify_assign): Use it to decide whether a use is uninitialized.
7374 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
7377 * trans-mem.c (expand_call_tm): Add an assertion.
7378 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
7381 2012-02-06 Richard Guenther <rguenther@suse.de>
7383 PR tree-optimization/50955
7384 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
7385 raise cost of expressions that replace an address with an
7386 expression based on a different pointer.
7388 2012-02-06 Jakub Jelinek <jakub@redhat.com>
7391 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
7392 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
7394 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
7397 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
7398 -Weffc++ and specify guidelines come from second edition.
7400 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
7402 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
7403 (sibcall_value_multiple_internal, call_split, call_internal_direct)
7404 (call_direct_split, call_value_split, call_value_internal_direct)
7405 (call_value_direct_split, call_value_multiple_split): Use jal and
7406 jal_macro attributes.
7408 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
7410 * reload1.c (reload_regs_reach_end_p): Replace with...
7411 (reload_reg_rtx_reaches_end_p): ...this function.
7412 (new_spill_reg_store): Update commentary.
7413 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
7414 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
7415 before setting new_spill_reg_store.
7416 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
7417 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
7418 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
7419 for non-spill reload registers.
7421 2012-02-05 Ira Rosen <irar@il.ibm.com>
7423 PR tree-optimization/52091
7424 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
7425 (vect_is_simple_use_1): Likewise.
7426 * tree-vect-loop.c (vectorizable_reduction): Update calls
7427 to vect_is_simple_use_1 and vect_is_simple_use.
7428 (vectorizable_live_operation): Likewise.
7429 * tree-vect-patterns.c (widened_name_p,
7430 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
7431 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
7432 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
7433 vectorizable_shift,vectorizable_operation, vectorizable_store,
7434 vectorizable_load): Likewise.
7435 (vect_is_simple_cond): Add an argument, pass it to
7436 vect_is_simple_use_1.
7437 (vectorizable_condition): Update calls to vect_is_simple_cond,
7439 (vect_is_simple_use): Add an argument, the statement in which
7440 OPERAND is used. Check that if OPERAND's def stmt is a double
7441 reduction phi node, the use is a phi node too.
7442 (vect_is_simple_use_1): Add an argument, pass it to
7444 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
7445 to vect_is_simple_use.
7447 2012-02-04 Jakub Jelinek <jakub@redhat.com>
7449 PR rtl-optimization/52095
7450 * modulo-sched.c (dump_insn_locator): New function.
7451 (loop_canon_p, sms_schedule): Use it.
7453 PR rtl-optimization/52113
7454 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
7455 even for decomposable shift/zext insns.
7457 2012-02-03 Jakub Jelinek <jakub@redhat.com>
7458 Zdenek Dvorak <ook@ucw.cz>
7460 PR rtl-optimization/52092
7461 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
7462 on get_iv_value result.
7464 2012-02-02 Andrew Pinski <apinski@cavium.com>
7468 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
7470 2012-02-02 Jakub Jelinek <jakub@redhat.com>
7473 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
7475 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
7477 PR rtl-optimization/49800
7478 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
7479 (sched_finish): Call regstat_free_n_sets_and_refs.
7481 2012-02-02 Jia Liu <proljc@gmail.com>
7483 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
7486 2012-02-02 Jan Hubicka <jh@suse.cz>
7487 Tom de Vries <tom@codesourcery.com>
7490 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
7491 * varpool.c (varpool_analyze_pending_decls): Likewise.
7493 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
7494 Jayant R Sonar <jayant.sonar@kpitcummins.com>
7496 * config.gcc: Add cr16-* support.
7498 * doc/extend.texi: Document cr16 extensions.
7499 * doc/install.texi: Document cr16 install.
7500 * doc/invoke.texi: Document cr16 options.
7501 * doc/md.texi: Document cr16 constraints.
7503 * common/config/cr16/cr16-common.c: New file.
7504 * config/cr16/cr16.c: New file.
7505 * config/cr16/cr16.h: New file.
7506 * config/cr16/cr16.md: New file.
7507 * config/cr16/cr16.opt: New file.
7508 * config/cr16/cr16-protos.h: New file.
7509 * config/cr16/predicates.md: New file.
7510 * config/cr16/constraints.md: New file.
7511 * config/cr16/t-cr16: New file.
7513 2012-02-02 Jakub Jelinek <jakub@redhat.com>
7516 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
7517 that operands[2] is either immediate, or q_regs_operand.
7519 PR tree-optimization/52073
7520 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
7521 a pattern stmt for pattern uses, ignore uses outside of the loop.
7523 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
7525 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
7526 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
7527 (OUT_AS1, OUT_AS2): Remove.
7529 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
7531 PR rtl-optimization/51374
7532 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
7533 to cross other volatile_refs_p insns.
7535 2012-02-01 Richard Guenther <rguenther@suse.de>
7537 * doc/invoke.texi (fno-inline): Clarify documentation.
7538 (finline-small-functions): Likewise.
7539 (finline-functions): Likewise.
7540 * common.opt (finline): Adjust comment and documentation.
7541 (finline-small-functions): Clarify documentation.
7542 (finline-functions): Likewise.
7543 (finline-functions-called-once): Likewise.
7545 2012-02-01 Tristan Gingold <gingold@adacore.com>
7547 * c-typeck.c (composite_type): Keep mode for pointers.
7549 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
7551 * function.h (regno_reg_rtx): Adjust comment.
7552 * reginfo.c (init_reg_modes_target): Only use the previous mode
7553 if it fits within one register. Remove MIPS comment.
7555 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7558 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
7560 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7562 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
7563 to srak instruction.
7565 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7567 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
7569 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7574 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
7576 2012-01-31 Richard Guenther <rguenther@suse.de>
7578 PR tree-optimization/51528
7579 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
7582 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7587 * ree.c (add_removable_extension): Change def_map argument
7588 to unsigned *, store in def_map 1 + offset into *insn_list vector
7589 instead of pointers into the vector.
7590 (find_removable_extensions): Adjust caller.
7592 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7594 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
7595 Transform all "* quoted-c-code" to { c-code }.
7596 Remove redundant test for "optimize" in combine patterns.
7597 Move (include "avr-dimode.md") to end of file.
7599 2012-01-30 Bin Cheng <bin.cheng@arm.com>
7602 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
7603 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
7605 2012-01-30 Richard Guenther <rguenther@suse.de>
7607 PR tree-optimization/52028
7608 * tree-loop-distribution.c (ldist_gen): Properly update
7611 2012-01-30 Jakub Jelinek <jakub@redhat.com>
7614 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
7615 set_cur_line_info_table if not emitting debug info.
7617 PR tree-optimization/52046
7618 * tree-vect-patterns.c (check_bool_pattern): Give up if
7619 a comparison could throw.
7622 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
7624 2012-01-30 Richard Guenther <rguenther@suse.de>
7626 PR tree-optimization/52045
7627 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
7628 SSA form if cfgcleanup did anything.
7630 2012-01-30 Richard Guenther <rguenther@suse.de>
7632 PR tree-optimization/52045
7633 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
7634 before computing final todo.
7636 2012-01-30 Richard Guenther <rguenther@suse.de>
7638 PR tree-optimization/51528
7639 * tree-sra.c (sra_modify_assign): Re-factor in preparation
7642 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
7644 * df-problems.c (df_kill_notes): Check that the use refers
7645 to the note under examination.
7647 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
7650 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
7651 parameter and use short-lived pseudos.
7652 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
7653 (sparc_expand_vector_init): Const-ify local variables and adjust
7654 calls to above functions.
7656 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7658 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
7660 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
7662 * doc/invoke.texi: Make usage of "compile time" and
7663 "run time"/"runtime" consistent throughout the file.
7665 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
7667 * config/alpha/alpha.c (alpha_option_override): Default to
7668 full IEEE compliance mode for Go language.
7670 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
7672 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
7673 (LINK_SSP_SPEC): Define.
7675 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7678 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
7681 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
7683 * doc/invoke.texi: Correct hyphenation of "floating point",
7684 "double precision", and related terminology throughout the file.
7686 2012-01-28 Jakub Jelinek <jakub@redhat.com>
7689 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
7690 arm_general_register_operand predicate for operand 2 instead of
7693 2012-01-27 Ian Lance Taylor <iant@google.com>
7696 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
7697 * builtins.c (expand_builtin_init_trampoline): Add onstack
7698 parameter. Change caller.
7699 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
7700 * tree.c (build_common_builtin_nodes): Declare
7701 __builtin_init_heap_trampoline.
7703 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
7705 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
7706 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
7707 * config/avr/avr.c: Ditto.
7708 (avr_regnames): Remove because unused.
7709 * config/avr/avr.md (*cpse.ne): New peephole.
7710 (*cpse.eq): New peephole from former cpse peepholes.
7712 2012-01-27 Michael Eager <eager@eagercon.com>
7714 * config/microblaze.c (microblaze_emit_compare): Correct
7715 test after pcmp instruction.
7717 2012-01-27 Richard Guenther <rguenther@suse.de>
7719 PR tree-optimization/52020
7720 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
7722 2012-01-27 Richard Guenther <rguenther@suse.de>
7724 * ipa-pure-const.c (check_stmt): Clobbers do not make a
7725 function non-const/pure.
7727 2012-01-27 Richard Guenther <rguenther@suse.de>
7729 PR tree-optimization/50444
7730 * tree-sra.c (build_ref_for_offset): Properly adjust the
7731 MEM_REF type for unaligned accesses.
7733 2012-01-27 Richard Guenther <rguenther@suse.de>
7735 PR tree-optimization/50444
7736 * expr.c (mem_ref_refers_to_non_mem_p): New function.
7737 (expand_assignment): Use it. Properly handle misaligned
7738 bases when expanding stores to component references.
7739 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
7742 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
7745 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
7746 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
7747 * tree-data-ref.c (find_data_references_in_loop): Make static.
7748 (compute_all_dependences): Change return type to bool. Bail out
7749 for too many datarefs in a loop. Move the hunk resetting the data
7750 dependences vector from ...
7751 (compute_data_dependences_for_loop): ... here. Account for
7752 compute_all_dependences returning false.
7753 (compute_data_dependences_for_bb): Likewise.
7754 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
7755 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
7757 2012-01-27 Richard Guenther <rguenther@suse.de>
7760 * expr.c (store_field): Use the alias-set of the scratch memory
7763 2012-01-27 Tom de Vries <tom@codesourcery.com>
7765 PR tree-optimization/51990
7766 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7768 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
7770 2012-01-27 Jakub Jelinek <jakub@redhat.com>
7773 * var-tracking.c (reverse_op): Don't add any reverse operation
7774 if V already has any constant locations.
7776 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7778 * doc/invoke.texi: Correct usage of "command line" (noun)
7779 vs "command-line" (adjective) throughout.
7781 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7783 * doc/invoke.texi (Language Independent Options): Move
7784 -Wcoverage-mismatch blurb from here....
7785 (Warning Options): ...to here.
7787 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
7789 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7790 Set rs6000_always_hint to false for 476.
7792 2012-01-27 Matthias Klose <doko@ubuntu.com>
7794 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
7796 * incpath.c (add_standard_paths): Likewise.
7798 2012-01-27 Richard Henderson <rth@redhat.com>
7800 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7801 * config/m68k/sync.md (atomic_test_and_set): Rename from
7802 sync_test_and_setqi and adjust the operands.
7803 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
7804 and unconditionally enable.
7806 2012-01-27 Richard Henderson <rth@redhat.com>
7808 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7809 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
7810 (ldstub): Rename from ldstubqi.
7811 (ldstub<I24MODE>): Remove.
7813 2012-01-27 Richard Henderson <rth@redhat.com>
7815 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7816 * c-cppbuiltin.c (cpp_atomic_builtins): Define
7817 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
7818 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
7819 * doc/tm.texi: Rebuild.
7821 2012-01-27 Richard Henderson <rth@redhat.com>
7823 * optabs.c (gen_atomic_test_and_set): Remove default.
7824 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
7826 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7828 PR rtl-optimization/51978
7829 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
7830 (combine_reaching_defs): Likewise.
7831 (struct re_info): Remove.
7832 (add_removable_extension): Remove x and data arguments,
7833 add insn, insn_list and def_map. Use the arguments directly
7834 instead of using struct re_info.
7835 (find_removable_extensions): Don't call add_removable_extension
7836 through note_stores, instead just call it with single_set
7838 (find_and_remove_re): Pass curr_cand->expr instead of
7839 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
7841 2012-01-26 Michael Matz <matz@suse.de>
7843 PR tree-optimization/46590
7844 * cfgexpand.c: Revert last change (r183305).
7845 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
7847 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
7848 checking for emptiness.
7850 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7853 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
7854 non-addressable non-BLKmode base correctly.
7856 2012-01-26 Michael Matz <matz@suse.de>
7858 PR tree-optimization/48794
7859 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
7860 regions referenced from RESX/EH_DISPATCH.
7862 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7864 * config/s390/s390.h: Make BRANCH_COST an option.
7865 * config/s390/s390.opt: New option -mbranch-cost.
7867 2012-01-26 Richard Henderson <rth@redhat.com>
7869 Revert 2012-01-24 change:
7870 * trans-mem.c (requires_barrier): Do not instrument thread local
7871 variables and emit save/restore for them.
7873 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7876 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
7879 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
7881 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
7884 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
7887 Rename __pgm to __flash.
7888 Rename __pgm1 to __flash1.
7889 Rename __pgm2 to __flash2.
7890 Rename __pgm3 to __flash3.
7891 Rename __pgm4 to __flash4.
7892 Rename __pgm5 to __flash5.
7893 Rename __pgmx to __memx.
7894 * doc/extend.texi (AVR Named Address Spaces)
7895 Rename address space names as indicated above.
7896 * config/avr/avr.c (avr_addrspace): Ditto.
7898 * config/avr/avr-protos.h
7899 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
7900 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
7901 * config/avr/predicates.md: Ditto.
7902 * config/avr/avr.c Ditto, and
7903 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
7904 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
7906 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
7907 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
7908 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
7909 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
7910 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
7911 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
7912 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
7913 * config/avr/avr.c: Ditto.
7914 * config/avr/avr.md: Ditto.
7916 2012-01-25 Jason Merrill <jason@redhat.com>
7919 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
7921 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7923 PR tree-optimization/51987
7924 * tree-data-ref.c (get_references_in_stmt): Handle references in
7925 non-volatile GIMPLE_ASM.
7927 2012-01-25 Richard Guenther <rguenther@suse.de>
7929 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
7930 bases are dereferenced.
7932 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7934 PR rtl-optimization/48374
7935 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
7937 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7939 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
7940 compute_data_dependences_for_loop returns false.
7941 * tree-parloops.c (loop_parallel_p): Likewise.
7943 2012-01-25 Richard Guenther <rguenther@suse.de>
7945 * tree.h (get_pointer_alignment_1): Declare.
7946 * builtins.c (get_pointer_alignment_1): New function.
7947 (get_pointer_alignment): Use it.
7949 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7951 PR rtl-optimization/48308
7952 * combine.c (enum undo_kind): Add UNDO_LINKS.
7953 (struct undo): Add member l to other_contents and where.
7954 (do_SUBST_LINK): New.
7956 (try_combine): Handle LOG_LINKS for the dummy i1 case.
7957 (undo_all): Handle UNDO_LINKS.
7959 2012-01-25 Richard Henderson <rth@redhat.com>
7961 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
7964 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7966 * optabs.c (gen_atomic_test_and_set): Use each argument.
7968 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7970 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
7971 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
7972 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7973 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7974 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7975 TARGET_PAIRED_SINGLE_FLOAT.
7977 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7979 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7980 (in_struct, return_val): Remove MEM documentation.
7981 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7982 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7983 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7985 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7986 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7987 * expr.c (store_field): Likewise.
7988 * function.c (assign_stack_temp_for_type): Likewise.
7989 * ifcvt.c (noce_try_cmove_arith): Likewise.
7990 * reload1.c (reload): Likewise.
7991 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7992 (alpha_set_memflags): Likewise.
7993 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7995 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7997 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7999 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
8000 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
8001 (true_dependence_1, true_dependence, canon_true_dependence): Remove
8003 * cselib.c (cselib_rtx_varies_p): Delete.
8004 (cselib_invalidate_mem): Update call to canon_true_dependence.
8005 * dse.c (record_store, check_mem_read_rtx): Likewise.
8006 (scan_reads_nospill): Likewise.
8007 * cse.c (check_dependence): Likewise.
8008 (cse_rtx_varies_p): Delete.
8009 * expr.c (safe_from_p): Update call to true_dependence.
8010 * ira.c (validate_equiv_mem_from_store): Likewise.
8011 (memref_referenced_p): Likewise.
8012 * postreload-gcse.c (find_mem_conflicts): Likewise.
8013 * sched-deps.c (sched_analyze_2): Likewise.
8014 * store-motion.c (load_kills_store): Likewise.
8015 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
8016 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8017 (compute_transp): Update call to canon_true_dependence.
8019 2012-01-25 Richard Henderson <rth@redhat.com>
8021 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
8022 (maybe_emit_atomic_test_and_set): New.
8023 (expand_sync_lock_test_and_set): Use it.
8024 (expand_atomic_test_and_set): Likewise.
8025 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
8026 the implementation; clarify implementation defined details.
8027 * doc/md.texi (atomic_test_and_set): Document.
8029 2012-01-25 Richard Henderson <rth@redhat.com>
8031 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
8033 2012-01-25 Richard Henderson <rth@redhat.com>
8036 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
8037 to effect no-op split.
8039 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8042 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
8043 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
8044 (BT_FN_VOID_PTR_INT_SIZE): New.
8045 (BT_FN_UINT_UINT_VAR): Remove.
8046 (BT_FN_UINT32_UINT32_VAR): New.
8047 (BT_FN_DOUBLE_VPTR): Remove.
8048 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
8050 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
8051 (_ITM_changeTransactionMode): Same.
8052 (_ITM_memmoveRtWt): Change return type to void.
8053 (_ITM_memcpyRtWt): Same.
8054 (_ITM_memsetW): Same.
8055 (_ITM_RaRD): Change types to double.
8060 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
8062 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8063 Patrick Marlier <patrick.marlier@gmail.com>
8065 * trans-mem.c (requires_barrier): Do not instrument thread local
8066 variables and emit save/restore for them.
8068 2012-01-24 Jason Merrill <jason@redhat.com>
8071 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
8072 output static aliases.
8074 2012-01-24 Jakub Jelinek <jakub@redhat.com>
8077 * common.opt (-pie, -shared, pie, shared): Change from Common to
8079 * gcc.c (display_help): Display help for -pie and -shared.
8081 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
8084 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
8085 Remove note on size/offset limitation.
8086 (AVR Variable Attributes): Add example how to read data located
8087 with progmem. Refer to named address spaces.
8088 * doc/invoke.texi (AVR Options): Fix typo.
8090 2012-01-24 Richard Guenther <rguenther@suse.de>
8092 Forward-port to trunk
8093 2010-09-21 Jakub Jelinek <jakub@redhat.com>
8096 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
8097 op0 isn't sufficiently aligned and there is movmisalignM
8098 insn for mode, use it to load op0 into a temporary register.
8100 2012-01-24 Jakub Jelinek <jakub@redhat.com>
8103 * target.def (const_not_ok_for_debug_p): New hook.
8104 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
8106 * doc/tm.texi: Regenerated.
8107 * dwarf2out.c (const_ok_for_output_1): If
8108 targetm.const_not_ok_for_debug_p returns true, fail.
8109 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
8111 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
8113 2012-01-23 Kai Tietz <ktietz@redhat.com>
8116 * config/i386/predicates.md (symbolic_operand): Allow
8117 UNSPEC_PCREL as PIC expression for lea.
8118 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
8119 * config/i386/i386.c (ix86_delegitimize_address): Handle
8120 UNSPEC_PCREL for none-MEM, too.
8122 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
8124 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
8125 (ipa_tm_create_version_alias): Same.
8127 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
8130 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
8131 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
8133 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
8134 Patrick Marlier <patrick.marlier@gmail.com>
8135 Iain Sandoe <developer@sandoe-acoustics.co.uk>
8138 * lto-wrapper.c (run_gcc): Pass the LTO section name to
8139 simple_object_start_read.
8141 2012-01-23 Richard Guenther <rguenther@suse.de>
8144 PR tree-optimization/51895
8145 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
8146 parameter decomposition into BLKmode components.
8148 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
8150 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
8151 fake variables for restrict-qualified pointers whose pointed-to type
8152 contains a placeholder.
8154 2012-01-23 Richard Guenther <rguenther@suse.de>
8156 PR tree-optimization/51949
8157 * ipa-split.c (execute_split_functions): Do not split malloc functions.
8159 2012-01-23 Jakub Jelinek <jakub@redhat.com>
8161 PR rtl-optimization/51933
8162 * ree.c (transform_ifelse): Return true right away if dstreg is
8163 already wider or equal to cand->mode.
8164 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
8165 (make_defs_and_copies_lists): Remove defs_list and copies_list
8166 arguments, add state argument, just truncate state->work_list
8167 instead of always allocating and freeing the vector. Assert that
8168 get_defs succeeds instead of returning 2. Changed return type to bool.
8169 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
8170 have ext_src_mode, see if it has been modified already with the
8171 right kind of extension and has been extended before from the
8172 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
8173 just return true. Remember the original mode in state->modified array.
8174 (combine_reaching_defs): Add state argument. Don't allocate and
8175 free here def_list, copied_list and vec vectors, instead just
8176 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
8177 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
8178 Add state variable, clear vectors in it, initialize state.modified
8179 if needed. Free all the vectors at the end and state.modified too.
8180 Don't skip a candidate if the extension expression has been modified.
8182 2012-01-22 Douglas B Rupp <rupp@gnat.com>
8185 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
8186 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
8187 (extra_options) interix.opt -> i386/interix.opt"
8188 (extra_objs):Add winnt-stubs.o
8189 * configure.ac: Add interix to target_os .comm on PE check.
8190 * configure: Regenerate.
8191 * config/interix3.h: Delete and move bits to..
8192 * config/interix.h: Delete and move bits to..
8193 * config/i386/i386-interix3.h: Delete and move bits to..
8194 * config/i386/i386-interix.h: ..here.
8195 (TARGET_CPU_DEFAULT): Remove redefinition.
8196 (TARGET_ASM_CONSTRUCTOR): Undefine.
8197 (SUBTARGET_SWITCHES): Define for ms-bitfields.
8198 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
8199 (PTRDIFF_TYPE): Define.
8200 (LONG_DOUBLE_TYPE_SIZE): Define.
8201 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
8202 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
8203 (TARGET_SECTION_TYPE_FLAGS): Define.
8204 (ASM_DECLARE_FUNCTION_NAME): Define.
8205 (ASM_OUTPUT_EXTERNAL): Define.
8206 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8207 (ASM_OUTPUT_ALIGNED_BSS): Define.
8208 (PCC_BITFIELD_TYPE_MATTERS): Define.
8209 (USE_CONST_SECTION): Define.
8210 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
8211 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
8212 (SUPPORTS_ONE_ONLY): Remove.
8213 (I386_PE_STRIP_ENCODING): Define.
8214 * config/interix.opt: Delete and move bits to..
8215 * config/i386/interix.opt: ..here. New.
8216 (mpe-aligned-commons): Add.
8217 * config/i386/t-interix: Add copyright header.
8218 (winnt-stubs.o): Add rule.
8220 2012-01-22 Jason Merrill <jason@redhat.com>
8223 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
8224 for extra name aliases.
8226 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
8228 PR rtl-optimization/51924
8229 * ree.c (combine_set_extension): Improve debugging message.
8230 (combine_reaching_defs): Likewise.
8231 (get_defs): Rename confusingly named variable.
8232 (find_and_remove_re): Skip a candidate if the extension expression has
8235 2012-01-21 Robert Millan <rmh@gnu.org>
8236 Gerald Pfeifer <gerald@pfeifer.com>
8238 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
8239 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
8241 2012-01-20 Jakub Jelinek <jakub@redhat.com>
8243 PR tree-optimization/51914
8244 * tree-vect-stmts.c (vectorizable_conversion): For
8245 cvt_type && modifier == WIDEN, put temporary with cvt_type
8246 at the beginning of vec_dsts and set vec_dest to temporary
8249 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
8251 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
8253 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
8255 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
8256 * config/rs6000/rs6000.c: Likewise.
8258 2012-01-20 Jakub Jelinek <jakub@redhat.com>
8261 * config/arm/arm.c (arm_count_output_move_double_insns): Call
8262 output_move_double on a copy of operands array.
8264 2012-01-20 Cary Coutant <ccoutant@google.com>
8265 Dodji Seketeli <dodji@redhat.com>
8268 * dwarf2out.c (copy_declaration_context): Return ref to parent
8269 of declaration DIE, if necessary.
8270 (remove_child_or_replace_with_skeleton): Add new parameter; update
8271 caller. Place skeleton DIE under parent DIE of original declaration.
8272 Move call to copy_declaration_context to here ...
8273 (break_out_comdat_types): ... from here.
8275 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8277 PR rtl-optimization/51856
8278 * reload.c (find_reloads_subreg_address): Set the address_reloaded
8281 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8284 * config/arm/arm.c (arm_print_operand): Correct output of alignment
8285 hints for neon loads and stores.
8287 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
8291 * doc/extend.texi (Named Address Spaces): Split into subsections.
8292 (AVR Named Address Spaces): New subsection.
8293 (M32C Named Address Spaces): New subsection.
8294 (RL78 Named Address Spaces): New subsection.
8295 (SPU Named Address Spaces): New subsection.
8296 (Variable Attributes): New anchor "AVR Variable Attributes".
8297 (AVR Variable Attributes): Rewrite and avoid wording
8298 "address space" in this context.
8299 * doc/invoke.texi (AVR Options): Rewrite and add documentation
8300 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
8301 (AVR Built-in Macros): New subsubsection therein.
8302 * doc/md.texi (AVR constraints): Remove "C04", "R".
8304 2012-01-20 Richard Guenther <rguenther@suse.de>
8306 PR tree-optimization/51903
8307 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
8308 when removing stmts.
8310 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8313 * config/arm/arm.c (arm_load_pic_register): Use
8314 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
8315 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
8316 (arm_pic_static_addr): Likewise.
8317 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
8318 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
8319 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
8320 (pic_load_addr_unified): New.
8322 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
8325 * function.c (instantiate_virtual_regs_in_insn): Use
8326 delete_insn_and_edges when removing a wrong asm insn.
8328 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
8330 PR rtl-optimization/40761
8331 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
8332 Add new member loop_num.
8333 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
8334 (ira_build): Remove the parameter.
8336 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
8337 (ira.c): Do not build CFG loops for one region allocation. Remove
8338 argument from ira_build call.
8340 * ira-build.c (init_loop_tree_node): New function.
8341 (create_loop_tree_nodes): Use it. Separate the case when CFG
8342 loops are not built.
8343 (more_one_region_p): Check current_loops.
8344 (finish_loop_tree_nodes): Separate the case when CFG loops are not
8346 (add_loop_to_tree): Process loop equal to NULL too.
8347 (form_loop_tree): Separate the case when CFG loops are not built.
8348 Use explicitly number for the root.
8349 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
8351 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
8352 instead of loop->num.
8353 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
8354 (mark_all_loops_for_removal): Ditto.
8355 (remove_unnecessary_regions): Separate the case when CFG loops
8357 (ira_build): Remove the parameter. Use explicit number of regions
8358 when CFG loops are not built.
8360 * ira-color.c (print_loop_title): Separate the case for the root node.
8361 Use loop_num instead of loop->num.
8362 (move_spill_restore): Use loop_num instead of loop->num.
8364 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
8365 (change_loop): Ditto.
8366 (change_loop): Use loop_num instead of loop->num.
8368 * ira-lives.c (process_bb_node_lives): Ditto.
8370 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
8372 * ira-conflicts.c (print_allocno_conflicts): Ditto.
8374 2012-01-19 Jakub Jelinek <jakub@redhat.com>
8377 * tree-mudflap.c (mf_artificial): New function.
8378 (execute_mudflap_function_ops, execute_mudflap_function_decls,
8379 mx_register_decls, mudflap_enqueue_decl): Use it.
8382 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
8383 numbers in the insn pattern.
8385 2012-01-19 Michael Matz <matz@suse.de>
8387 PR tree-optimization/46590
8388 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
8389 use it in remembering which conflicts we already created.
8390 (add_scope_conflicts): Adjust call to above, (de)allocate helper
8393 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
8396 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
8397 (merge_and_complain): Same.
8399 2012-01-19 Jakub Jelinek <jakub@redhat.com>
8402 * config/initfini-array.h: Guard content of the header
8403 with #ifdef HAVE_INITFINI_ARRAY.
8404 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
8405 Add initfini-array.h to tm_file here.
8406 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
8407 * config.gcc: Don't add initfini-array.h to tm_file here.
8408 * configure: Regenerated.
8410 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
8412 PR rtl-optimization/51505
8413 * df-problems.c (df_kill_notes): New parameter live. Update comment.
8414 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
8415 (df_note_bb_compute): Update the call to df_kill_notes.
8417 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
8419 * trans-mem.c (requires_barrier): Remove call to is_global_var.
8421 2012-01-18 Richard Guenther <rguenther@suse.de>
8423 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
8424 of conversions to void *.
8426 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8427 Richard Sandiford <rdsandiford@googlemail.com>
8431 * optabs.h (simplify_expand_binop): Declare.
8432 * optabs.c (simplify_expand_binop): Make global.
8433 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
8434 endian targets if the source cannot be exactly covered by word
8437 2012-01-17 Jakub Jelinek <jakub@redhat.com>
8440 * hard-reg-set.h (struct hard_reg_set_container): New type.
8441 * target.h (struct hard_reg_set_container): Forward declare.
8442 * target.def (set_up_by_prologue): New target hook.
8443 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
8444 * doc/tm.texi: Regenerated.
8445 * function.c (thread_prologue_and_epilogue_insns): Change
8446 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
8447 Call targetm.set_up_by_prologue on it.
8448 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
8449 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
8451 2012-01-17 Nick Clifton <nickc@redhat.com>
8453 * config/rx/rx.c (rx_can_use_simple_return): New function.
8454 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
8455 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
8457 2012-01-17 Richard Guenther <rguenther@suse.de>
8460 * expr.c (expand_assignment): Take address-space information
8461 from the address operand of MEM_REF and TARGET_MEM_REF.
8462 (expand_expr_real_1): Likewise.
8464 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8466 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
8467 reload dump is requested.
8469 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
8472 * trans-mem.c (requires_barrier): Call may_be_aliased.
8474 2012-01-17 Jakub Jelinek <jakub@redhat.com>
8476 PR tree-optimization/51877
8477 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
8478 call arguments and fndecls compare equal, instead return false if they
8479 don't. Return true only if lhs1 and lhs2 are either both NULL, or
8480 both SSA_NAMEs that are valueized the same, or they satisfy
8483 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8485 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
8487 * configure: Regenerate.
8489 2012-01-16 Jan Hubicka <jh@suse.cz>
8493 * convert.c (convert_to_integer): Use fold_convert for
8494 converting an INTEGER_CST to integer type.
8496 2012-01-16 Jason Merrill <jason@redhat.com>
8499 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
8501 2012-01-16 Jakub Jelinek <jakub@redhat.com>
8504 * config/s390/s390.c (s390_chunkify_start): Don't skip
8505 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
8506 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
8507 If insn is followed by NOTE_INSN_VAR_LOCATION or
8508 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
8509 Don't use location of note insns.
8511 PR tree-optimization/51865
8512 * tree-inline.c (tree_function_versioning): Call remap_decl
8513 on DECL_RESULT whenever it has VOID_TYPE_P type.
8515 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8517 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
8518 for calls to locally-binding MIPS16 functions if only the return
8519 type uses float regs.
8521 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
8522 Richard Sandiford <rdsandiford@googlemail.com>
8524 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
8525 (SYMBOL_32_HIGH): Likewise.
8526 (mips_output_tls_reloc_directive): Declare.
8527 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
8528 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
8529 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
8530 (mips_lo_relocs, mips_hi_relocs): Make extern.
8531 (mips16_stub_function): Move up file.
8532 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
8533 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
8534 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
8535 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
8536 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
8537 (mips_get_tp): Add MIPS16 support.
8538 (mips_legitimize_tls_address): Remove MIPS16 sorry().
8539 Generalize DTPREL and TPREL handling.
8540 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
8541 Add MIPS16 TLS support.
8542 (mips_output_tls_reloc_directive): New function.
8543 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
8544 * config/mips/predicates.md (symbolic_operand_with_high)
8545 (tls_reloc_operand): New predicates.
8546 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
8547 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
8548 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
8549 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
8550 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
8551 (*tls_get_tp_mips16_call_<mode>): Likewise.
8553 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
8555 PR rtl-optimization/51821
8556 * recog.c (peep2_find_free_register): Determine clobbered registers
8559 2012-01-14 Denis Chertykov <chertykov@gmail.com>
8562 * config/avr/avr-protos.h: Revert change of 2012-01-09.
8563 * config/avr/avr.c: Likewise.
8564 * config/avr/avr.h: Likewise.
8566 2012-01-13 Ian Lance Taylor <iant@google.com>
8569 * tree.h (TYPE_QUALS): Add cast to int.
8570 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
8572 2012-01-13 Ian Lance Taylor <iant@google.com>
8574 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
8575 comparing param_index to VEC_length result.
8577 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
8579 * c-decl.c: Do not include tree-mudflap.h
8580 * tree-optimize.c: Likewise.
8581 * Makefile.in: Update dependencies.
8583 2012-01-13 Richard Guenther <rguenther@suse.de>
8586 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
8587 variable-sized result always use RSO.
8589 2012-01-12 DJ Delorie <dj@redhat.com>
8591 * cfgexpand.c (convert_debug_memory_address): Allow any valid
8592 pointer type, not just the default pointer type.
8594 2012-01-09 Richard Henderson <rth@redhat.com>
8595 Denis Chertykov <chertykov@gmail.com>
8598 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
8599 * config/avr/avr.c (avr_can_eliminate): Simplify.
8600 (avr_initial_elimination_offset): Likewise.
8601 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
8602 (expand_epilogue): Likewise.
8603 (avr_legitimize_address): Gut.
8604 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
8605 (avr_hard_regno_nregs): New.
8606 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
8607 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
8608 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
8609 add soft frame pointer.
8610 (CALL_USED_REGISTERS): Likewise.
8611 (REG_CLASS_CONTENTS): Likewise.
8612 (REGISTER_NAMES): Likewise.
8613 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
8614 (HARD_FRAME_POINTER_REGNUM): New.
8615 (FRAME_POINTER_REGNUM): Use soft frame pointer.
8616 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
8617 remove the HARD_FRAME_POINTER self-elimination.
8619 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
8622 * config/avr/avr.c (avr_encode_section_info): Test for absence of
8623 DECL_EXTERNAL when checking for initializers of progmem variables.
8625 2012-01-12 Ira Rosen <irar@il.ibm.com>
8627 PR tree-optimization/51799
8628 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
8629 that the last operation is a type demotion.
8631 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
8633 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
8634 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
8636 2012-01-11 Jakub Jelinek <jakub@redhat.com>
8639 * combine.c (distribute_notes): If i3 is a noreturn call,
8640 allow old_size to be equal to args_size and make sure the
8641 noreturn call gets REG_ARGS_SIZE note.
8642 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
8643 on noreturn calls even when the delta is 0.
8645 2012-01-11 Nathan Sidwell <nathan@acm.org>
8647 * gcov.c (STRING_SIZE): Remove.
8648 (generate_results): Erase annotations for source files with no
8649 coverage information.
8651 (output_lines): Use it.
8653 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8655 * gimple.h (gimplify_body): Remove first argument.
8656 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
8657 pointer set here, instead just pass DATA to walk_tree.
8658 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
8659 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
8660 (unvisit_body): Likewise, but with unmark_visited.
8661 (gimplify_body): Remove BODY_P argument and adjust.
8662 (gimplify_function_tree): Adjust call to gimplify_body.
8663 * omp-low.c (finalize_task_copyfn): Likewise.
8665 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8667 * tree.h (build_function_decl_skip_args): Add boolean parameter.
8668 (build_function_type_skip_args): Delete.
8669 * tree.c (build_function_type_skip_args): Make static and add
8670 SKIP_RETURN parameter. Fix thinko in the handling of variants.
8671 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
8672 pass it to build_function_type_skip_args.
8673 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
8674 (tree_function_versioning): Likewise.
8675 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
8676 build_function_decl_skip_args.
8677 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
8678 and pass it to build_function_decl_skip_args/tree_function_versioning.
8679 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
8680 * ipa-inline-transform.c (save_inline_function_body): Likewise.
8681 * trans-mem.c (ipa_tm_create_version): Likewise.
8682 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
8683 * tree-inline.c (declare_return_variable): Remove always-true test.
8684 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
8685 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
8686 * ipa-split.c (split_function): Skip the return value for the split
8687 part if it doesn't return.
8689 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8691 PR tree-optimization/49642
8692 * ipa-split.c (forbidden_dominators): New variable.
8693 (check_forbidden_calls): New function.
8694 (dominated_by_forbidden): Likewise.
8695 (consider_split): Check for forbidden dominators.
8696 (execute_split_functions): Initialize and free forbidden
8697 dominators info; call check_forbidden_calls.
8699 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8701 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
8703 2012-01-11 Nick Clifton <nickc@redhat.com>
8705 * config/rx/rx.md (return): Define pattern.
8707 2012-01-11 Richard Guenther <rguenther@suse.de>
8709 * doc/extend.texi (malloc attribute): Adjust according to
8712 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
8713 Patrick Marlier <patrick.marlier@gmail.com>
8716 * trans-mem.c (get_cg_data): Traverse aliases if requested.
8717 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
8718 (ipa_tm_note_irrevocable): Same.
8719 (ipa_tm_scan_irr_block): Same.
8720 (ipa_tm_decrement_clone_counts): Same.
8721 (ipa_tm_scan_irr_function): Same.
8722 (ipa_tm_create_version_alias): Same.
8723 (ipa_tm_create_version): Same.
8724 (ipa_tm_transform_calls_redirect): Same.
8725 (ipa_tm_transform_calls): Same.
8726 (ipa_tm_transform_transaction): Same.
8727 (ipa_tm_execute): Same.
8729 2012-01-10 Richard Guenther <rguenther@suse.de>
8732 * opts.c (common_handle_option): Handle -Werror.
8734 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
8736 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
8739 2012-01-10 Jason Merrill <jason@redhat.com>
8741 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
8744 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8746 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
8747 supports R_386_TLS_GD_PLT reloc.
8748 (gcc_cv_as_ix86_tlsldmplt): Check if linker
8749 supports R_386_TLS_LDM_PLT reloc.
8750 * configure: Regenerate.
8751 * config.in: Regenerate.
8753 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
8756 Extend __pgmx semantics to linearize memory.
8757 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
8758 determine if code comes inline or from libgcc.
8759 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
8760 (movmem_qi, movmem_qi): Set constraint #2 to "n".
8761 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
8762 (movmemx_qi, movmemx_hi): New insns.
8763 (xload_<mode>_libgcc): Rewrite to new insn condition.
8764 (xload_<mode>): Remove insns.
8765 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
8766 cases that don't satisfy avr_xload_libgcc_p().
8767 (avr_addr_space_convert): Allow converting in any direction.
8768 (avr_addr_space_subset_p): Return always true.
8769 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
8770 (avr_emit_movmemhi): Ditto.
8771 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
8772 (avr_out_movmem): Ditto.
8773 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
8774 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
8775 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
8776 (avr_encode_section_info): Encode 'progmem' in symbol flags.
8777 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
8779 2012-01-10 Richard Guenther <rguenther@suse.de>
8781 PR tree-optimization/50913
8782 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
8783 Require data-refs to be representable by Graphite with respect
8786 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
8788 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
8789 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
8791 2012-01-10 Tom de Vries <tom@codesourcery.com>
8793 PR rtl-optimization/51271
8794 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
8795 handling annulled branch.
8797 2012-01-10 Richard Henderson <rth@redhat.com>
8799 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
8800 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
8801 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
8802 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
8803 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
8804 arm_expand_vec_perm_const): New.
8805 * config/arm/arm-protos.h: Update.
8806 * config/arm/neon.md (UNSPEC_VCONCAT): New.
8807 (*neon_vswp<VDQX>): New.
8808 (neon_vcombine<VDX>): Use neon_split_vcombine.
8809 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
8810 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
8811 (vec_perm<VE>): New.
8813 2012-01-10 Richard Henderson <rth@redhat.com>
8815 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
8816 use it if reload_completed.
8817 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
8818 arm_output_asm_insn, arm_process_output_memory_barrier,
8819 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
8820 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
8821 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
8822 arm_process_output_sync_insn, arm_output_sync_insn,
8823 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
8824 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
8825 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
8826 (emit_unlikely_jump): New.
8827 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
8828 (arm_split_atomic_op): New.
8829 * config/arm/arm-protos.h: Update.
8830 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
8831 (struct arm_sync_generator): Remove.
8832 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
8833 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
8834 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
8835 (VUNSPEC_LL, VUNSPEC_SC): New.
8836 (sync_result, sync_memory, sync_required_value, sync_new_value,
8837 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
8838 (attr length): Don't use arm_sync_loop_insns.
8839 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
8840 (movsfcc, movdfcc): Likewise.
8841 * config/arm/constraints.md (Ua): New.
8842 * config/arm/prediates.md (mem_noofs_operand): New.
8843 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
8844 (sync_clobber, sync_t2_reqd): Remove.
8845 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
8846 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
8847 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
8848 (arm_sync_compare_and_swap<SIDI>): Remove.
8849 (arm_sync_compare_and_swap<NARROW>): Remove.
8850 (arm_sync_lock_test_and_set<SIDI>): Remove.
8851 (arm_sync_lock_test_and_set<NARROW>): Remove.
8852 (arm_sync_new_<syncop><SIDI>): Remove.
8853 (arm_sync_new_<syncop><NARROW>): Remove.
8854 (arm_sync_new_nand<SIDI>): Remove.
8855 (arm_sync_new_nand<NARROW>): Remove.
8856 (arm_sync_old_<syncop><SIDI>): Remove.
8857 (arm_sync_old_<syncop><NARROW>): Remove.
8858 (arm_sync_old_nand<SIDI>): Remove.
8859 (arm_sync_old_nand<NARROW>): Remove.
8860 (*memory_barrier): Merge arm_output_memory_barrier.
8861 (atomic_compare_and_swap<QHSD>): New.
8862 (atomic_compare_and_swap<NARROW>_1): New.
8863 (atomic_compare_and_swap<SIDI>_1): New.
8864 (atomic_exchange<QHSD>): New.
8865 (cas_cmp_operand, cas_cmp_str): New.
8866 (atomic_op_operand, atomic_op_str): New.
8867 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
8868 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
8869 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
8870 (arm_load_exclusive<NARROW>): New.
8871 (arm_load_exclusivesi, arm_load_exclusivedi): New.
8872 (arm_store_exclusive<QHSD>): New.
8874 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8876 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
8877 reload patterns if -mvsx-scalar-memory.
8879 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
8880 generated, even -mno-vsx-scalar-double was used.
8881 (vsx_xscvdpsp_scalar): Likewise.
8882 (vsx_xscvspdp_scalar2): Likewise.
8884 2012-01-09 Tom de Vries <tom@codesourcery.com>
8885 Andrew Pinski <apinski@cavium.com>
8888 * reorg.c (fill_slots_from_thread): Don't speculate
8889 frame-related insns.
8891 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
8893 * sched-int.h (bb_note): Move to...
8894 * basic-block.h: ...here.
8895 * haifa-sched.c (bb_note): Move to...
8896 * cfgrtl.c: ...here.
8897 * function.c (next_block_for_reg): New function.
8898 (move_insn_for_shrink_wrap): Likewise.
8899 (prepare_shrink_wrap): Rewrite to use the above.
8901 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
8903 * gimple.c (is_gimple_non_addressable): Remove.
8904 * gimple.h: Remove is_gimple_non_addressable.
8905 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
8906 is_gimple_non_addressable.
8907 * trans-mem.c (expand_assign_tm): Same.
8909 2012-01-09 Richard Guenther <rguenther@suse.de>
8911 PR tree-optimization/51775
8912 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
8913 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
8915 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8917 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8919 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8921 2012-01-09 Richard Guenther <rguenther@suse.de>
8923 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
8925 2012-01-08 Jan Hubicka <jh@suse.cz>
8927 PR tree-optimize/51680
8928 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
8929 on when known_vals needs to be computed; cleanup.
8931 2012-01-08 Jan Hubicka <jh@suse.cz>
8933 PR tree-optimize/51694
8934 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
8936 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
8938 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
8939 for -std=c++98 and -std=c++11 too.
8941 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
8943 * cfgloop.c (cancel_loop): Add free() of bbs array.
8945 2012-01-07 Jan Hubicka <jh@suse.cz>
8947 PR tree-optimization/51600
8948 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
8949 that benefits small functions.
8951 2012-01-07 Jan Hubicka <jh@suse.cz>
8953 * ipa-inline.c (want_inline_small_function_p): Fix formating.
8955 2012-01-07 Jan Hubicka <jh@suse.cz>
8957 PR tree-optimization/51680
8958 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
8959 whose inlining reduce unit size.
8961 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
8964 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
8965 Add canonical node to containing_mem chain after the non-canonical
8966 one, even if there weren't any locs to propagate.
8967 (remove_useless_values): Keep only canonical values.
8968 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
8969 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
8970 canonicalize mem_chain elements that are not discarded.
8972 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8975 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8976 before emitting functions.
8978 PR gcov-profile/50127
8979 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8980 clear_aux_for_blocks.
8982 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8985 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8987 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8989 * c-decl.c (ext_block): Moved up.
8990 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8992 2012-01-06 Han Shen <shenhan@google.com>
8994 Translate built-in include paths for sysroot.
8995 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8996 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8998 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8999 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
9001 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
9002 control whether sysroot should be prepended to gxx include dir.
9004 * configure: Regenerate.
9006 2012-01-06 Torvald Riegel <triegel@redhat.com>
9008 PR rtl-optimization/51771
9009 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
9010 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
9012 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9014 PR tree-optimization/51315
9015 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
9016 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
9018 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
9021 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
9022 for shrp pattern. Correctly handle and fixup shift variable.
9023 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
9025 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9028 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
9029 note when !ACCUMULATE_OUTGOING_ARGS.
9031 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9033 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
9035 (extract_range_from_unary_expr_1): Avoid useless computations.
9037 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9039 PR rtl-optimization/51767
9040 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
9041 of jump_block and add an extra edge for degenerated asm gotos.
9044 * stmt.c (check_unique_operand_names): Don't ICE during error
9045 reporting if i is from labels chain.
9048 * profile.c (branch_prob): Split bbs that have exit edge
9049 and need a fake entry edge too.
9051 2012-01-05 Jan Hubicka <jh@suse.cz>
9054 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
9057 2012-01-05 Richard Guenther <rguenther@suse.de>
9060 * tree-streamer-out.c (write_ts_optimization): New function.
9061 (streamer_write_tree_body): Call it.
9062 * tree-streamer-in.c (lto_input_ts_optimization): New function.
9063 (streamer_read_tree_body): Call it.
9064 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
9066 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9069 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
9070 * gimplify.c (gimplify_cleanup_point_expr): Save and set
9071 in_cleanup_point_expr before gimplify_stmt call and restore it
9073 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
9074 in_cleanup_point_expr is false.
9076 2012-01-05 Richard Guenther <rguenther@suse.de>
9079 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
9081 * toplev.c (process_options): Reject combining mudflap and LTO.
9082 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
9084 2012-01-05 Richard Guenther <rguenther@suse.de>
9086 PR tree-optimization/51760
9087 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
9089 (bit_value_unop): Handle UNDEFINED operands.
9090 (bit_value_binop): Likewise.
9092 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
9094 * config/avr/avr.c (avr_replace_prefix): Remove.
9095 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
9096 (avr_asm_function_rodata_section): Ditto.
9097 (avr_asm_select_section): Ditto.
9099 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
9101 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
9104 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9107 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
9108 calls that have any non-fake successor edges.
9111 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
9113 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
9115 PR tree-optimization/51624
9116 * tree-sra.c (build_ref_for_model): When replicating a chain of
9117 COMPONENT_REFs, stop as soon as the offset would become negative.
9119 2012-01-04 Jakub Jelinek <jakub@redhat.com>
9122 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
9123 in .debug_loc on the floor.
9125 2012-01-04 Andrew Pinski <apinski@cavium.com>
9127 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
9129 2012-01-04 Andrew Pinski <apinski@cavium.com>
9130 Adam Nemet <anemet@caviumnetworks.com>
9132 * config/mips/mips.md (size): Add SI and DI.
9133 (SIZE): New mode attribute.
9134 (U): New code attribute.
9135 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
9136 (mips_lbux_<mode>): Delete.
9137 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
9138 (mips_lhx): Use gen_mips_lhx_extsi.
9139 (mips_lhx_<mode>): Delete.
9141 (mips_l<size>x): New expand.
9142 (mips_lwx_<mode>): Delete.
9143 (mips_l<GPR:size>x_<P:mode>): New pattern.
9144 (*mips_lw<u>x_<P:mode>_ext): Likewise.
9145 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
9146 * config/mips/mips.c (mips_lx_address_p): New function.
9147 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
9148 (dsp64): New availability predicate.
9149 (mips_builtins): Add an entry for __builtin_mips_ldx.
9150 * config/mips/mips.h (ISA_HAS_LBX): New define.
9151 (ISA_HAS_LBUX): Likewise.
9152 (ISA_HAS_LHX): Likewise.
9153 (ISA_HAS_LHUX): Likewise.
9154 (ISA_HAS_LWX): Likewise.
9155 (ISA_HAS_LWUX): Likewise.
9156 (ISA_HAS_LDX): Likewise.
9157 * doc/extend.texi (__builtin_mips_ldx): Document.
9159 2012-01-04 Tristan Gingold <gingold@adacore.com>
9161 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
9162 when long pointers are used.
9163 * config.build (*-*-*vms*): Handle all OpenVMS targets.
9164 (alpha64-dec-*vms*, alpha*-dec-*vms*)
9165 (ia64-hp-*vms*): Remove.
9166 * config/vms/xm-vms64.h: Delete.
9168 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
9171 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
9173 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
9175 * opts.c (finish_options): Remove duplicate sorry.
9177 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
9180 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
9183 2012-01-04 Richard Guenther <rguenther@suse.de>
9186 * tree.c (size_low_cst): New function.
9187 * tree.h (size_low_cst): Declare.
9188 * fold-const.c (fold_comparison): Use it to extract the low
9189 part of the POINTER_PLUS_EXPR offset.
9191 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
9193 Fix clearing ZERO_REG
9194 * config/avr/avr.md (cc): Add alternative "ldi".
9195 (movqi_insn): Use it in cc attribute.
9196 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
9197 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
9198 (output_reload_insisf): Use ZERO_REG to pre-clear register.
9200 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9202 * configure: Regenerate.
9204 2012-01-04 Richard Guenther <rguenther@suse.de>
9206 PR tree-optimization/49651
9207 * tree-ssa-structalias.c (type_can_have_subvars): New function.
9208 (var_can_have_subvars): Use it.
9209 (get_constraint_for_1): Only consider subfields if there can be any.
9211 2012-01-03 Jakub Jelinek <jakub@redhat.com>
9214 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
9215 to its new canonical_cselib_val and the cselib_val was in
9216 first_containing_mem chain, but the canonical_cselib_val was not,
9217 add the latter into the chain.
9218 (cselib_invalidate_mem): Compare canonical_cselib_val of
9219 addr_list chain elt with v.
9222 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
9223 dwarf2out_undef): Allocate e.info using ggc_strdup instead
9225 (output_macinfo_op): Don't ggc_strdup fd->filename.
9226 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
9227 then ggc_strdup it. Don't free inc->info or cur->info.
9228 (output_macinfo): Don't free ref->info or file->info.
9230 2012-01-03 Ira Rosen <irar@il.ibm.com>
9232 PR tree-optimization/51269
9233 * tree-vect-loop-manip.c (set_prologue_iterations): Make
9234 first_niters a pointer.
9235 (slpeel_tree_peel_loop_to_edge): Likewise.
9236 (vect_do_peeling_for_loop_bound): Update call to
9237 slpeel_tree_peel_loop_to_edge.
9238 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
9239 here. Remove it from the parameters list.
9240 (vect_do_peeling_for_alignment): Update calls and compute
9243 2012-01-03 Richard Guenther <rguenther@suse.de>
9245 PR tree-optimization/51070
9246 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
9247 Properly handle calls.
9249 2012-01-03 Richard Guenther <rguenther@suse.de>
9251 PR tree-optimization/51692
9252 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
9253 the LHS of allocation stmts.
9255 2012-01-03 Olivier Hainque <hainque@adacore.com>
9257 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
9259 2012-01-03 Olivier Hainque <hainque@adacore.com>
9261 * collect2.c (main): In AIX specific computations for vector
9262 insertions, use CONST_CAST2 to cast from char ** to const char **.
9264 2012-01-03 Richard Guenther <rguenther@suse.de>
9267 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
9268 the context of a limbo DIE when it does not already exist.
9270 2012-01-03 Jakub Jelinek <jakub@redhat.com>
9272 PR tree-optimization/51719
9273 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
9274 but direct call is, clear direct call's lhs and don't add fallthrough
9275 edge from dcall_bb to join_bb and PHIs.
9277 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9279 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
9280 the instructions emitted by the pattern.
9281 ("*TDC_insn_<mode>"): Add comment.
9283 2012-01-03 Richard Guenther <rguenther@suse.de>
9286 * fold-const.c (fold_comparison): Properly canonicalize
9287 tree offset and HOST_WIDE_INT bit position.
9289 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
9291 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
9292 operands for extzv pattern.
9294 2012-01-02 Jakub Jelinek <jakub@redhat.com>
9297 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
9300 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
9302 * doc/invoke.texi (-flto and related options): Copy-edit.
9304 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9306 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
9308 2012-01-02 Jakub Jelinek <jakub@redhat.com>
9310 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
9313 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9315 * expr.h (move_by_pieces_ninsns): Declare.
9316 * expr.c (move_by_pieces_ninsns): Make external.
9317 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
9318 (mips_store_by_pieces_p): Likewise.
9319 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
9320 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
9321 * config/mips/mips.c (mips_move_by_pieces_p): New function.
9322 (mips_store_by_pieces_p): Likewise.
9324 2012-01-02 Jakub Jelinek <jakub@redhat.com>
9326 * passes.c (register_one_dump_file): Free full_name.
9328 * reload1.c (reload): Don't allocate reg_max_ref_width here.
9329 (calculate_elim_costs_all_insns): Free offsets_at and
9330 offsets_known_at at the end and clear the pointers.
9332 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
9334 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
9335 this option introduced in r180739.
9337 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
9340 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
9341 (tmake_file target=avr): Add avr/t-multilib.
9343 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
9344 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
9345 * config/avr/genmultilib.awk: New file.
9346 * config/avr/t-multilib: New auto-generated file.
9347 * config/avr/multilib.h: New auto-generated file.
9348 * config/avr/t-avr (AVR_MCUS): New variable.
9349 (genopt.sh): Use it.
9350 (s-mlib): Depend on t-multilib.
9351 (t-multilib, multilib.h): New dependencies.
9352 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
9353 (MULTILIB_OPTIONS): Remove.
9354 (MULTILIB_MATCHES): Remove.
9355 (MULTILIB_DIRNAMES): Remove.
9356 (MULTILIB_EXCEPTIONS): Remove:
9357 * config/avr/genopt.sh: Don't use hard coded file name;
9358 pass AVR_MCUS from t-avr instead.
9360 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
9362 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
9364 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
9366 Implement light-weight DImode support.
9367 * config/avr/avr-dimode.md: New file.
9368 * config/avr/avr.md: Include it.
9369 (adjust_len): Add plus64, compare64.
9370 (HIDI): Remove code iterator.
9371 (code_stdname): New code attribute.
9372 (rotx, rotsmode): Remove DI.
9373 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
9375 * config/avr/avr-protos.h (avr_have_dimode): New.
9376 (avr_out_plus64, avr_out_compare64): New.
9377 * config/avr/avr.c (avr_out_compare): Handle DImode.
9378 (avr_have_dimode): New variable definition and initialization.
9379 (avr_out_compare64, avr_out_plus64): New functions.
9380 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
9381 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
9382 (avr_compare_pattern): Skip DImode comparisons.
9384 2012-01-02 Revital Eres <revital.eres@linaro.org>
9386 * ddg.c (def_has_ccmode_p): New function.
9387 (add_cross_iteration_register_deps,
9388 create_ddg_dep_from_intra_loop_link): Call it.
9390 2012-01-02 Richard Guenther <rguenther@suse.de>
9393 * invoke.texi (fassociative-math): Remove spurious paranthesis.
9395 2012-01-01 Jakub Jelinek <jakub@redhat.com>
9397 * gcc.c (process_command): Update copyright notice dates.
9398 * gcov.c (print_version): Likewise.
9399 * gcov-dump.c (print_version): Likewise.
9400 * mips-tfile.c (main): Likewise.
9401 * mips-tdump.c (main): Likewise.
9403 2012-01-01 Ira Rosen <irar@il.ibm.com>
9405 PR tree-optimization/51704
9406 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
9407 a use is inside the basic block or loop before accessing its vect info.
9409 2012-01-01 Jan Hubicka <jhjh@suse.cz>
9411 PR rtl-optimization/51069
9412 * cfgloopmanip.c (remove_path): Removing path making irreducible
9413 region unconditional makes BB part of the region.
9415 2012-01-01 Jakub Jelinek <jakub@redhat.com>
9417 PR tree-optimization/51683
9418 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
9419 calls with side-effects.
9420 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
9422 Copyright (C) 2012 Free Software Foundation, Inc.
9424 Copying and distribution of this file, with or without modification,
9425 are permitted in any medium without royalty provided the copyright
9426 notice and this notice are preserved.