1 2012-05-03 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/53144
4 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
6 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
8 (vn_reference_lookup_3): Adjust callers.
10 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
12 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
13 has_fma4 for AMD processors with both fma3 and fma4 support.
15 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
18 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
21 2012-05-03 Michael Matz <matz@suse.de>
24 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to
26 (dse_enter_block): Properly iterate the whole sequence even
27 if the last statement was removed.
29 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
31 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
32 unset flag_jump_tables.
33 * stmt.c (expand_case): Remove special flag_pic case conditional
34 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
36 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
38 * common/config/s390/s390-common.c (s390_option_optimization_table):
39 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
40 default when optimizing.
42 2012-05-02 Martin Jambor <mjambor@suse.cz>
45 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
46 of a variable when the contect is a function.
48 2012-05-02 Michael Matz <matz@suse.de>
50 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
51 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
52 (const_gimple_seq_node): Remove.
53 (gimple_seq_node): Typedef as gimple.
54 (struct gimple_statement_base): Add next and prev members,
55 adjust all WORD markers in using structs.
56 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
57 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
58 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
60 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
62 (gimple_init_singleton): New function.
63 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
64 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
66 (gsi_stmt_ptr): Remove.
67 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
69 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
70 again, adjust for above changes.
71 (update_call_edge_frequencies): Adjust for above changes.
72 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
73 (gsi_insert_seq_nodes_after): Ditto.
74 (gsi_split_seq_after): Ditto.
75 (gsi_set_stmt): Ditto.
76 (gsi_split_seq_before): Ditto.
78 (gsi_insert_seq_before_without_update): Don't free sequence.
79 (gsi_insert_seq_after_without_update): Ditto.
80 (gsi_replace): Assert some more invariants.
81 (gsi_insert_before_without_update, gsi_insert_after_without_update):
83 (gsi_for_stmt): Don't search for stmt.
84 (gsi_insert_on_edge_immediate): Tidy.
86 * gimple.c (gimple_alloc_k): Remove "sequences".
87 (gimple_seq_cache): Remove.
88 (gimple_alloc_stat): Make stmt a singleton sequence.
89 (gimple_seq_alloc, gimple_seq_free): Remove.
90 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
92 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
93 create iterator from correct sequence.
94 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
96 2012-05-02 Michael Matz <matz@suse.de>
98 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
100 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
101 sequence, lazily allocate it.
102 (bb_seq_addr): New function.
103 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
104 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
105 (gsi_none): New function.
106 (gsi_start_bb): Adjust.
107 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
108 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
109 (gsi_last_bb): Adjust.
111 * tree-flow-inline.h (phi_nodes_ptr): New function.
113 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
114 datastructure and interface change.
115 (gsi_insert_seq_before_without_update): Ditto.
116 (gsi_insert_seq_nodes_after): Ditto.
117 (gsi_insert_seq_after_without_update): Ditto.
118 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
119 (gsi_split_seq_before): Ditto.
120 (gsi_start_phis): Adjust.
121 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
123 (vect_transform_loop): Ditto.
124 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
125 gimple_seq_copy): Don't use gimple_seq_alloc.
126 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
127 (gimplify_seq_add_seq): Ditto.
128 * lto-streamer-in.c (make_new_block): Ditto.
129 * tree-cfg.c (create_bb): Ditto.
130 * tree-sra.c (initialize_parameter_reductions): Ditto.
132 2012-05-02 Michael Matz <matz@suse.de>
134 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
135 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
136 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
137 set_bb_seq): Move down to after gimple_statement_d definition.
139 2012-05-02 Michael Matz <matz@suse.de>
141 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
142 gsi_replace_with_seq, instead of inserting itself.
143 * gimple-iterator.c (gsi_replace_with_seq): New function.
144 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
145 iterator instead of statement, advance it.
146 (ssa_forward_propagate_and_combine): Adjust call to above.
148 2012-05-02 Michael Matz <matz@suse.de>
150 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
152 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
153 * tree-nested.c (walk_gimple_omp_for): Ditto.
154 * trans-mem.c (lower_transaction): Ditto.
155 * tree-eh.c (do_return_redirection): Ditto.
156 (do_goto_redirection): Ditto.
157 (lower_try_finally_switch): Ditto.
158 * gimplify.c (gimplify_stmt): Ditto.
159 (gimplify_scan_omp_clauses): Ditto.
160 (gimplify_omp_for): Ditto.
161 (gimplify_function_tree): Ditto.
162 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
163 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
164 (mf_build_check_statement_for): Ditto.
165 (mx_register_decls): Ditto.
166 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
167 and don't use itertors to append.
168 (insert_stmts): Ditto.
169 (insert_out_of_ssa_copy): Ditto.
170 (insert_out_of_ssa_copy_on_edge): Ditto.
172 2012-05-02 Michael Matz <matz@suse.de>
174 * gimple.h (gimple_bind_body_ptr): New function.
175 (gimple_bind_body): Use it.
176 (gimple_catch_handler): Use gimple_catch_handler_ptr.
177 (gimple_eh_filter_failure_ptr): New function.
178 (gimple_eh_filter_failure): Use it.
179 (gimple_eh_else_n_body_ptr): New function.
180 (gimple_eh_else_n_body): Use it.
181 (gimple_eh_else_e_body_ptr): New function.
182 (gimple_eh_else_e_body): Use it.
183 (gimple_try_eval_ptr): New function.
184 (gimple_try_eval): Use it.
185 (gimple_try_cleanup_ptr): New function.
186 (gimple_try_cleanup): Use it.
187 (gimple_wce_cleanup_ptr): New function.
188 (gimple_wce_cleanup): Use it.
189 (gimple_omp_body_ptr): New function.
190 (gimple_omp_body): Use it.
191 (gimple_omp_for_pre_body_ptr): New function.
192 (gimple_omp_for_pre_body): Use it.
193 (gimple_transaction_body_ptr): New function.
194 (gimple_transaction_body): Use it.
195 (gsi_split_seq_before): Adjust to return nothing and take pointer
197 (gsi_set_stmt): Declare.
198 (gsi_replace_with_seq): Declare.
199 (walk_gimple_seq_mod): Declare.
200 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
202 * gimple-iterator.c (gsi_set_stmt): New function.
203 (gsi_split_seq_before): Return new sequence via pointer argument.
204 (gsi_replace): Use gsi_set_stmt.
206 * tree-ssa-loop-im.c (move_computations_stmt): First remove
208 * tree-complex.c (update_complex_components_on_edge): Don't
210 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
212 (reserve_phi_args_for_new_edge): Change call to above,
215 * omp-low.c (lower_omp): Change prototype to take pointer to
217 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
218 iterators. Adjust call to lower_omp.
219 (lower_lastprivate_clauses): Adjust call to lower_omp.
220 (lower_reduction_clauses): Ditto.
221 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
222 (lower_omp_sections): Don't explicitely count sequence length,
223 nullify lowered bodies earlier, ensure stmts are part of only
224 one sequence, adjust call to lower_omp.
225 (lower_omp_single): Ensure stmts are part of only one sequence,
226 adjust call to lower_omp.
227 (lower_omp_master): Ditto.
228 (lower_omp_ordered): Ditto.
229 (lower_omp_critical): Ditto.
230 (lower_omp_for): Ditto.
231 (lower_omp_taskreg): Ditto, tidy.
232 (lower_omp_1): Adjust calls to lower_omp.
233 (execute_lower_omp): Ditto.
234 (lower_omp): Adjust to take pointer to sequence.
235 (diagnose_sb_2): Use walk_gimple_seq_mod.
236 (diagnose_omp_structured_block_errors): Ditto and set possibly
237 changed function body.
238 * gimple-low.c (lower_function_body): Set function body after
240 (lower_sequence): Adjust to take pointer to sequence.
241 (lower_omp_directive): Ensure stmt isn't put twice into the
242 sequence, adjust call to lower_sequence.
243 (lower_stmt): Adjust calls to lower_sequence.
244 (lower_gimple_bind): Ditto.
245 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
246 * tree-nested.c (walk_body): Take pointer to sequence, use
248 (walk_function): Adjust call to walk_body, set possibly changed
250 (walk_gimple_omp_for): Adjust calls to walk_body.
251 (convert_nonlocal_omp_clauses): Ditto.
252 (convert_nonlocal_reference_stmt): Ditto.
253 (convert_local_omp_clauses): Ditto.
254 (convert_local_reference_stmt): Ditto.
255 (convert_tramp_reference_stmt): Ditto.
256 (convert_gimple_call): Ditto.
257 (convert_nl_goto_reference): Use local iterator copy.
258 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
259 but taking pointer to sequence, ensure gsi_start is called with
261 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
262 asserting that the sequence head didn't change.
263 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
265 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
266 (execute_lower_tm): Ditto, and set possibly changed body.
267 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
268 call gsi_start with that lvalue.
269 (replace_goto_queue_stmt_list): Ditto.
270 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
271 (replace_goto_queue): Ditto.
272 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
273 (lower_try_finally_onedest): Ditto.
274 (lower_try_finally_copy): Ditto.
275 (lower_try_finally_switch): Ditto.
276 (lower_try_finally): Ditto.
277 (lower_eh_filter): Ditto.
278 (lower_eh_must_not_throw): Ditto.
279 (lower_cleanup): Ditto.
280 (lower_eh_constructs_2): Ditto.
281 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
282 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
283 set possibly changed body.
284 (optimize_double_finally): Call gsi_start with lvalue.
286 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
287 (gimple_split_block): Ditto.
288 (gimple_merge_blocks): Use gsi_start_phis.
289 (move_stmt_r): Use walk_gimple_seq_mod.
290 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
291 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
292 (rebuild_cgraph_edges): Ditto.
293 (cgraph_rebuild_references): Ditto.
294 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
295 * tree-inline.c (copy_phis_for_bb): Ditto.
296 * tree-ssa-dce.c: Ditto.
298 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
300 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
301 Andi Kleen <ak@linux.intel.com>
303 * coretypes.h (MEMMODEL_MASK): New.
304 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
305 and return new variable.
306 (expand_builtin_atomic_exchange): Mask memmodel values.
307 (expand_builtin_atomic_compare_exchange): Ditto.
308 (expand_builtin_atomic_load): Ditto.
309 (expand_builtin_atomic_store): Ditto.
310 (expand_builtin_atomic_clear): Ditto.
311 * doc/extend.texi: Mention port-dependent memory model flags.
312 * config/i386/cpuid.h (bit_HLE): New.
313 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
315 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
316 * config/i386/i386-c.c (ix86_target_macros_internal): Set
318 (ix86_target_string)<-mhle>: New.
319 (ix86_valid_target_attribute_inner_p)<OPT_mhle>: Ditto.
320 * config/i386/i386.c (ix86_target_string)<OPTION_MASK_ISA_HLE>:
322 (ix86_valid_target_attribute_inner_p)<OPT_mhle>: Ditto.
323 (ix86_option_override_internal)<PTA_HLE>: New switch, set it
324 enabled for generic, generic64 and core-avx2.
325 (ix86_print_operand): Generate HLE lock prefixes.
326 (ix86_memmodel_check): New.
327 (TARGET_MEMMODEL_CHECK): Ditto.
328 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
329 (IX86_HLE_ACQUIRE): Ditto.
330 (IX86_HLE_RELEASE): Ditto.
331 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
332 * config/i386/i386.opt (mhle): Ditto.
333 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
334 success model to instruction emitter.
335 (atomic_fetch_add<mode>): Ditto.
336 (atomic_exchange<mode>): Ditto.
337 (atomic_add<mode>): Ditto.
338 (atomic_sub<mode>): Ditto.
339 (atomic_<code><mode>): Ditto.
340 (*atomic_compare_and_swap_doubledi_pic): Ditto.
341 (atomic_compare_and_swap_single<mode>): Define and use argument
343 (atomic_compare_and_swap_double<mode>): Ditto.
344 * configure.ac: Check if assembler support HLE prefixes.
345 * configure: Regenerate.
348 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
351 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
353 (gimplify_switch_expr): ... here.
354 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
355 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
356 to clean up case labels with values outside the index type range.
357 (simplify_gimple_switch): Call it if something changed.
358 Remove strange and unnecessary assert.
360 2012-05-02 Richard Guenther <rguenther@suse.de>
362 * fold-const.c (div_if_zero_remainder): sizetypes no longer
364 (int_const_binop_1): New worker for int_const_binop with
365 overflowable parameter. Pass it through
366 to force_fit_type_double.
367 (int_const_binop): Wrap around int_const_binop_1 with overflowable
369 (size_binop_loc): Call int_const_binop_1 with overflowable equal
370 to minus one, forcing overflow detection for even unsigned types.
371 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
372 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
373 * stor-layout.c (initialize_sizetypes): sizetypes no longer
375 (layout_type): For zero-sized arrays ignore overflow on the
377 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
378 (bit_value_binop_1): Likewise.
379 * tree.c (double_int_to_tree): Likewise.
380 (double_int_fits_to_tree_p): Likewise.
381 (force_fit_type_double): Likewise.
382 (host_integerp): Likewise.
383 (int_fits_type_p): Likewise.
384 * varasm.c (output_constructor_regular_field): Sign-extend the
385 field-offset to cater for negative offsets produced by the Ada frontend.
386 * omp-low.c (extract_omp_for_data): Convert the loop step to
387 signed for pointer adjustments.
389 2012-05-02 Richard Guenther <rguenther@suse.de>
391 * tree.c (valid_constant_size_p): New function.
392 * tree.h (valid_constant_size_p): Declare.
393 * cfgexpand.c (expand_one_var): Adjust check for too large
394 variables by using valid_constant_size_p.
395 * varasm.c (assemble_variable): Likewise.
397 * c-decl.c (grokdeclarator): Properly check for sizes that
398 cover more than half of the address-space.
400 2012-05-02 Jakub Jelinek <jakub@redhat.com>
402 PR tree-optimization/53163
403 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
404 return value from compute_all_dependences.
406 PR rtl-optimization/53160
407 * ree.c (combine_reaching_defs): Handle the case where cand->insn
408 has been modified by ree pass already.
410 2012-05-01 Ian Lance Taylor <iant@google.com>
413 * c-decl.c (build_compound_literal): Make the decl readonly if it
414 an array of a readonly type.
415 * gimplify.c (gimplify_compound_literal_expr): Add fallback
416 parameter. Change all callers. If the decl is not addressable
417 and is not an l-value, make it readonly.
419 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
421 * ira.c (allocated_reg_info_size): New static variable.
422 (expand_reg_info): Manage it. Call
423 setup_preferred_alternate_classes_for_new_pseudos.
424 (ira): Don't do it here. Remove local allocated_reg_info_size,
425 set the global before calling find_moveable_pseudos.
426 (find_moveable_pseudos): Call expand_reg_info rather than
429 2012-05-01 Richard Henderson <rth@redhat.com>
431 * common.opt (fsync-libcalls): New.
432 * doc/invoke.texi: Document it.
433 * optabs.c (init_sync_libfuncs): Honor it.
435 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
436 Richard Sandiford <r.sandiford@uk.ibm.com>
438 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
440 * lower-subreg.h: New file.
441 * target-globals.h (this_target_lower_subreg): Declare.
442 (target_globals): Add lower_subreg;
443 (restore_target_globals): Restore this_target_lower_subreg.
444 * target-globals.c: Include it.
445 (default_target_globals): Add default_target_lower_subreg.
446 (save_target_globals): Initialize target_lower_subreg.
447 * rtl.h (init_lower_subreg): Added declaration.
448 * toplev.c (backend_init_target): Call initializer for lower-subreg
450 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
451 (default_target_lower_subreg): New variable.
452 (this_target_lower_subreg): Likewise.
453 (twice_word_mode, choices): New macros.
454 (shift_cost, compute_splitting_shift, compute_costs)
455 (init_lower_subreg): New functions.
456 (resolve_simple_move): Add speed_p argument. Check choices.
457 (find_pseudo_copy): Don't check the mode size here.
458 (resolve_simple_move): Assert the mode size.
459 (find_decomposable_shift_zext): Add speed_p argument and return
460 a bool. Check choices.
461 (resolve_shift_zext): Add comment.
462 (dump_shift_choices, dump_choices): New functions.
463 (decompose_multiword_subregs): Dump list of profitable
464 transformations. Add code to skip non profitable transformations.
465 Update calls to simple_move and find_decomposable_shift_zext.
467 2012-05-01 Ian Bolton <ian.bolton@arm.com>
468 Sameera Deshpande <sameera.deshpande@arm.com>
469 Greta Yorsh <greta.yorsh@arm.com>
471 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
472 (thumb1_unexpanded_epilogue): ...this.
473 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
474 (thumb1_unexpanded_epilogue): ...this.
475 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
476 (thumb1_unexpanded_epilogue): ...this.
478 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
480 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
481 comparing enumeration values. Update comments.
483 2012-05-01 Alan Modra <amodra@gmail.com>
486 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
487 load_cr_save, add_crlr_cfa_restore): New functions.
488 (rs6000_restore_saved_cr): Rename to..
489 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
490 (rs6000_emit_epilogue): Use new functions. Adjust condition
491 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
492 regs when using out-of-line restore only when shrink wrapping.
494 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
497 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
498 calls to cgraph_node_name in xstrdup.
499 (ipa_make_edge_direct_to_target): Ditto.
500 * cgraph.c (dump_cgraph_node): Ditto.
501 * tree-sra.c (convert_callers_for_node): Ditto.
502 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
503 * ipa-cp.c (perhaps_add_new_callers): Ditto.
504 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
505 (cgraph_materialize_all_clones): Ditto.
506 * ipa-inline.c (report_inline_failed_reason): Ditto.
507 (want_early_inline_function_p): Ditto.
508 (edge_badness): Ditto.
509 (update_edge_key): Ditto.
510 (flatten_function): Ditto.
512 (inlinw_always_inline_functions): Ditto.
513 (early_inline_small_functions): Ditto.
515 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
518 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
521 012-04-30 Jan Hubicka <jh@suse.cz>
523 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
524 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
525 (cgraph_add_to_same_comdat_group): Remove.
526 (cgraph_add_asm_node): Move to cgraphunit.c.
527 (cgraph_make_decl_local): Move to symtab.c
528 (cgraph_make_node_local_1): Update.
529 (cgraph_can_remove_if_no_direct_calls_and): Update.
530 (used_from_object_file_p): Update.
531 (resolution_used_from_other_file_p): Move to symtab.c
532 (cgraph_used_from_object_file_p): move to symtab.c
533 (verify_cgraph_node): Verify same comdat groups.
534 * cgraph.h (cgraph_asm_node): Rename to ...
535 (asm_node): ... this one.
536 (cgraph_asm_nodes): Rename to ...
537 (asm_nodes): ... this one.
538 (symtab_add_to_same_comdat_group): New function.
539 (symtab_dissolve_same_comdat_group_list): New function.
540 (symtab_used_from_object_file_p): Declare.
541 (symtab_make_decl_local): Declare.
542 (cgraph_add_to_same_comdat_group): Remove.
543 (cgraph_add_asm_node): Remove.
544 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
546 (cgraph_finalize_compilation_unit): Rename to ...
547 (finalize_compilation_unit): ... this one.
548 (cgraph_optimize): Rename to ....
549 (compile): ... this one.
550 (add_asm_node): Declare.
551 (fixup_same_cpp_alias_visibility): Declare.
552 (cgraph_make_decl_local): Remove.
553 (varpool_assemble_pending_decls): Rename to ...
554 (varpool_output_variables): ... this one.
555 (varpool_remove_unreferenced_decls): Remove.
556 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
557 (preserve_function_body_p): Make static.
558 * toplev.c (compile_file): Update comments; update.
559 * cgraphunit.c: Update comments.
560 (cgraph_expand_all_functions): Rename to ...
561 (expand_all_functions): ... this one; update.
562 (cgraph_mark_functions_to_output): Rename to ...
563 (mark_functions_to_output): ... this one; cleanup.
564 (cgraph_output_pending_asms): Remove prototype.
565 (asm_nodes, asm_last_node): New static vars.
566 (cgraph_process_new_functions): Update.
567 (cgraph_reset_node): Cleanup; add comment.
568 (cgraph_add_new_function): Update.
569 (cgraph_output_pending_asms): Rename to ...
570 (output_asm_statements): ... this one.
571 (add_asm_node): New function.
572 (fixup_same_cpp_alias_visibility): New function based on code
573 in cgraph_analyze_function.
574 (cgraph_analyze_function): Use it.
575 (cgraph_order_sort): Update.
576 (cgraph_output_in_order): Update.
577 (cgraph_function_versioning): Update.
578 (cgraph_optimize): Rename to ...
579 (compile): ... this one; initialize streamer hooks here.
580 (cgraph_finalize_compilation_unit): Rename to ...
581 (finalize_compilation_unit): ... this one; do not initialize streamer
583 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
584 * dwarf2out.c: Update ocmment.
585 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
586 * method.c (use_thunk): Likewise.
587 * semantics.c (maybe_add_lambda_conv_op): Likewise.
588 * decl2.c (maybe_emit_vtables): Likewise.
589 (cp_write_global_declarations): Use finalize_compilation_unit.
590 * parser.c (cp_parser_asm_definition): Use add_asm_node.
591 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
592 * c-decl.c (c_write_global_declarations): Use
593 finalize_compilation_unit.
594 * langhooks.c (write_global_declarations): Update.
595 * ipa.c (cgraph_externally_visible_p): Update.
596 (dissolve_same_comdat_group_list): Remove.
597 (function_and_variable_visibility): Update.
598 * symtab.c: Inlcude lto-streamer.h and rtl.h
599 (ld_plugin_symbol_resolution_names): New.
600 (symtab_add_to_same_comdat_group): New.
601 (symtab_dissolve_same_comdat_group_list): New.
602 (resolution_used_from_other_file_p): Move here from cgraph.c
603 (symtab_used_from_object_file_p): New.
604 (symtab_make_decl_local): New.
605 * passes.c (register_pass): Update comments.
606 * c-parser.c (c_parser_asm_definition): Update.
607 * varpool.c (varpool_analyze_node): Use
608 fixup_same_cpp_alias_visibility.
609 (varpool_remove_unreferenced_decls): Make static.
610 (varpool_assemble_pending_decls): Rename to ...
611 (varpool_output_variables): ... this one; call
612 varpool_remove_unreferenced_decls.
613 (varpool_used_from_object_file_p): Remove.
615 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
618 * c-typeck.c (build_array_ref): Call
619 convert_vector_to_pointer_for_subscript.
620 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
622 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
624 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
625 to compile-time "mode == <MODE>mode" checks.
626 (and splitter): Ditto.
628 2012-04-30 Richard Henderson <rth@redhat.com>
630 * config/arm/arm.md (UNSPEC_LL): New.
631 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
632 (arm_load_exclusivedi): Use %H0.
634 2012-04-30 Jason Merrill <jason@redhat.com>
636 * dwarf2out.c (comdat_symbol_id): Add const.
637 (union die_symbol_or_type_node): Add const to die_symbol.
638 (output_die_symbol, output_die, output_comp_unit): Adjust.
640 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
642 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
643 * config/arm/neon.md (negdi2_neon): New insn.
644 Also add splitters for core and NEON registers.
646 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
648 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
649 (arm_print_operand): Add 'x' format.
650 * config/arm/constraints.md (Dn): Allow const_int.
651 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
652 Use 'x' format to print constants.
653 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
654 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
656 (movdi_vfp_cortexa8): Likewise.
658 2012-04-30 Ian Bolton <ian.bolton@arm.com>
659 Sameera Deshpande <sameera.deshpande@arm.com>
660 Greta Yorsh <greta.yorsh@arm.com>
662 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
663 * config/arm/arm.c (ldm_stm_operation_p): New function.
664 * config/arm/predicates.md (load_multiple_operation): Update predicate.
665 (store_multiple_operation): Likewise.
667 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
668 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
669 * config/arm/predicates.md (load_multiple_operation): Add arguments.
670 (store_multiple_operation): Likewise.
672 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
674 * config/i386/i386.md (and<mode>3): Expand masking operations with
675 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
676 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
678 2012-04-30 Dodji Seketeli <dodji@redhat.com>
681 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
682 argument for the various warning_at calls.
683 * docs/invoke.texi: Update the documentation.
685 2012-04-30 Dodji Seketeli <dodji@redhat.com>
687 Switch -ftrack-macro-expansion=2 on by default.
688 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
691 Fix va_start related location
692 * builtins.c (fold_builtin_next_arg): Unwinds to the first
693 location in real source code.
695 Make conversion warnings work on NULL with -ftrack-macro-expansion
696 * input.h (expansion_point_location_if_in_system_header): Declare
698 * input.c (expansion_point_location_if_in_system_header): Define it.
700 Fix -Wuninitialized for -ftrack-macro-expansion
701 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
702 declaration. Use linemap_location_before_p for source locations.
704 Strip "<built-in>" loc from displayed expansion context
705 * input.c (expand_location_1): When expanding to spelling location
706 in a context of a macro expansion, skip reserved system header
707 locations. Update comments. * tree-diagnostic.c
708 (maybe_unwind_expanded_macro_loc): Likewise.
710 Make expand_location resolve to locus in main source file
711 * input.c (expand_location_1): New. Takes a parameter to choose
712 whether to resolve the location to spelling or expansion point.
713 Was factorized from ...
714 (expand_location): ... here.
715 (expand_location_to_spelling_point): New. Implemented in terms of
717 * diagnostic.c (diagnostic_build_prefix): Use the new
718 expand_location_to_spelling_point instead of expand_location.
720 Fix PCH crash on GTYed pointer-to-scalar field of a struct
721 * gengtype.c (write_types_process_field): Force second argument of
722 the call to the PCH object hierarchy walker to be 'x'.
724 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
726 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
727 predicate to discriminate types.
729 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
731 * doc/invoke.texi (Wmissing-format-attribute): Document as an
732 alias of Wsuggest-attribute=format.
733 * c-typeck.c (convert_for_assignment): Replace
734 Wmissing-format-attribute with Wsuggest-attribute=format.
735 (digest_init): Likewise.
737 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
739 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
740 * common.opt (Wmissing-noreturn): Alias of
741 -Wsuggest-attribute=noreturn.
743 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
746 * config/cris/cris.md (andqu): New peephole2.
747 (andu): Tweak head comment.
749 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
750 Steven Bosscher <steven@gcc.gnu.org>
751 Maxim Kuvyrkov <maxim@codesourcery.com>
753 PR tree-optimization/38785
754 * common.opt (ftree-partial-pre): New option.
755 * doc/invoke.texi: Document it.
756 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
757 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
759 (execute_pre): Use flag_tree_partial_pre.
761 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
764 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
767 2012-04-27 Ollie Wild <aaw@google.com>
769 * doc/invoke.texi (Wliteral-suffix): Document new option.
771 2012-04-27 Tom Tromey <tromey@redhat.com>
773 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
774 (dwarf_tag_name): Use get_DW_TAG_name.
775 (dwarf_attr_name): Use get_DW_AT_name.
776 (dwarf_form_name): Use get_DW_FORM_name.
777 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
779 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
781 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
782 arguments are -1 and 0, by negating the result of the conditional.
784 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
787 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
789 2012-04-27 Richard Guenther <rguenther@suse.de>
791 * tree-flow.h (is_hidden_global_store): Remove.
792 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
793 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
794 (stmt_may_clobber_global_p): Likewise.
795 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
796 (stmt_may_clobber_global_p): Likewise.
797 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
798 stmt_may_clobber_global_p.
799 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
801 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
803 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
806 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
807 reorganize some fields and update comments. Rename bit_test_uniq
808 and bit_test_count to uniq resp. count. Remove bit_test_bb.
809 (collect_switch_conv_info): New function, collects info about a
810 GIMPLE_SWITCH into a struct switch_conv_info.
811 (check_range): Simplify to use pre-recorded info. Fix think-o in
812 range-branch ratio check.
813 (check_process_case): Remove function.
814 (check_all_empty_except_final): New function, verifies that all
815 non-final basic blocks are empty.
816 (process_switch): Simplify to use pre-recorded info. Call
817 collect_switch_conv_info to do that. Assert that degenerate switch
818 statements have been cleaned up.
820 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
823 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
825 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
828 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
830 2012-04-27 Tom de Vries <tom@codesourcery.com>
832 PR tree-optimization/51879
833 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
834 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
836 (defs_to_varying): ... here. Don't set use_processed.
837 (visit_reference_op_call): Handle gimple_vdef.
838 Handle case that lhs is NULL_TREE.
839 (visit_use): Use mark_use_processed. Handle calls with side-effect
840 using visit_reference_op_call.
842 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
844 * sched-deps.c (fixup_sched_groups): Rename to...
845 (chain_to_prev_insn): ...this.
846 (chain_to_prev_insn_p): New function.
847 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
849 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
851 * sched-int.h (_haifa_insn_data): Move priority_status.
853 (INSN_MODEL_INDEX): New macro.
854 * haifa-sched.c (insn_delay): New function.
855 (sched_regno_pressure_class): Update commentary.
856 (mark_regno_birth_or_death): Pass the liveness bitmap and
857 pressure array as arguments, instead of using curr_reg_live and
858 curr_reg_pressure. Only update the pressure if the bit in the
859 liveness set has changed.
860 (initiate_reg_pressure_info): Always trust the live-in set for
861 SCHED_PRESSURE_MODEL.
862 (initiate_bb_reg_pressure_info): Update call to
863 mark_regno_birth_or_death.
864 (dep_list_size): Take the list as argument.
865 (calculate_reg_deaths): New function, extracted from...
866 (setup_insn_reg_pressure_info): ...here.
867 (MODEL_BAR): New macro.
868 (model_pressure_data, model_insn_info, model_pressure_limit)
869 (model_pressure_group): New structures.
870 (model_schedule, model_worklist, model_insns, model_num_insns)
871 (model_curr_point, model_before_pressure, model_next_priority):
873 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
874 (MODEL_INSN_INFO, MODEL_INSN): New macros.
875 (model_index, model_update_limit_points_in_group): New functions.
876 (model_update_limit_points, model_last_use_except): Likewise.
877 (model_start_update_pressure, model_update_pressure): Likewise.
878 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
879 (model_excess_cost, model_dump_pressure_points): Likewise.
880 (model_set_excess_costs): Likewise.
881 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
882 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
883 schedule as an alternative tie-breaker. Update the call to
885 (ready_sort): Call model_set_excess_costs.
886 (update_register_pressure): Update call to mark_regno_birth_or_death.
887 Rely on that function to check liveness rather than doing it here.
888 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
889 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
890 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
891 (model_record_pressure, model_record_pressures): New functions.
892 (model_record_final_pressures, model_add_successors_to_worklist)
893 (model_promote_predecessors, model_choose_insn): Likewise.
894 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
895 (model_start_schedule, model_finalize_pressure_group): Likewise.
896 (model_end_schedule): Likewise.
897 (schedule_insn): Say when we're scheduling the next instruction
898 in the model schedule.
899 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
900 (queue_to_ready): Do not add instructions that are
901 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
902 Always allow the next instruction in the model schedule to be added.
903 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
904 and delay for SCHED_PRESSURE_MODEL too.
905 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
906 SCHED_PRIORITY_MODEL, but also take the DFA into account.
907 (schedule_block): Call model_start_schedule and model_end_schedule.
908 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
909 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
910 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
912 (sched_finish): Update accordingly.
913 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
914 to SCHED_PRESSURE_MODEL.
915 (add_jump_dependencies): Update call to dep_list_size.
916 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
917 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
918 to SCHED_PRESSURE_MODEL.
919 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
920 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
921 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
922 handling to SCHED_PRESSURE_MODEL.
924 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
926 * common.opt (fsched-pressure-algorithm=): New option.
927 * flag-types.h (sched_pressure_algorithm): New enum.
928 * sched-int.h (sched_pressure_p): Replace with...
929 (sched_pressure): ...this new variable.
930 * haifa-sched.c (sched_pressure_p): Replace with...
931 (sched_pressure): ...this new variable.
932 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
933 (update_reg_and_insn_max_reg_pressure, schedule_insn)
934 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
935 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
936 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
937 (sched_analyze_insn): Likewise.
938 * sched-rgn.c (schedule_region): Likewise.
939 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
941 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
943 * PR middle-end/52997
944 * ira.c (find_moveable_pseudos): Call resize_reg_info.
947 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
948 * expr.c (convert_move): Honor unsignedp when extending partial int
950 * genmodes.c (complete_mode): Don't clear component field of partial
952 (emit_mode_inner): Don't emit it however.
953 (calc_wider_mode): Partial int modes widen to their component.
955 2012-04-26 David S. Miller <davem@davemloft.net>
957 * config/sparc/niagara4.md: New file.
958 * config/sparc/sparc.md: Include it.
959 * config/sparc/sparc.c (niagara4_costs): New processor costs.
960 (sparc_option_override): Use it.
961 (sparc_use_sched_lookahead): Return 2 for niagara4.
962 (sparc_issue_rate): Likewise.
964 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
965 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
966 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
967 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
968 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
969 alignaddrldi_vis): Set type to gsr.
970 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
971 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
972 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
973 v<vis3_shift_patname><mode>3, fmean16_vis,
974 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
975 fucmp<code>8<P:mode>_vis): Set type to fga.
976 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
977 * config/sparc/niagara.md: Likewise.
978 * config/sparc/niagara2.md: Likewise.
979 * config/sparc/ultra3.md: Likewise, and fix type matching for
980 us3_ialuX reservation.
982 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
984 * reload.c (find_reloads): Change the loop nesting when trying an
985 alternative with swapped operands.
987 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
989 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
990 comment. Delete unused parameter first_exp_point_map.
991 (virt_loc_aware_diagnostic_finalizer): Update call.
993 2012-04-26 Michael Hope <michael.hope@linaro.org>
994 Richard Earnshaw <rearnsha@arm.com>
996 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
997 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
998 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
999 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
1001 2012-04-25 Sriraman Tallam <tmsriram@google.com>
1003 * doc/extend.texi: Document avx2 support.
1004 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
1006 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1009 * config/cris/cris.md ("*andhi_lowpart_v32")
1010 ("*andqi_lowpart_v32"): Change first input-only operand from
1011 a (match_operand ...) to (match_dup 0). Drop alternatives with
1012 const_int-matching constraints for redundancy.
1013 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1014 three-operand alternative.
1016 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1019 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
1020 instead expand it as zero extension.
1022 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
1025 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
1027 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1029 * common.opt (flag_debug_types_section): Default to 0.
1030 (dwarf_version): Default to 4.
1031 (dwarf_record_gcc_switches): Default to 1.
1032 (dwarf_strict): Default to 0.
1033 * toplev.c (process_options): Don't handle dwarf_strict
1034 or dwarf_version here.
1035 * config/vxworks.c (vxworks_override_options): Don't
1036 test whether dwarf_strict or dwarf_version are negative,
1037 instead test !global_options_set.x_dwarf_*.
1038 * config/darwin.c (darwin_override_options): Default to
1040 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
1041 and -fno-debug-types-section are now the default.
1043 2012-04-25 Jan Hubicka <jh@suse.cz>
1045 * cgraphunit.c: Update toplevel comment.
1046 (tree_rest_of_compilation): Merge into cgraph_expand_function.
1047 (cgraph_analyze_function): Make static.
1048 (cgraph_decide_is_function_needed): Make static.
1049 (cgraph_add_new_function): Use expand_function instead of
1050 rest_of_compilation.
1051 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
1052 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
1054 (cgraph_inline_p): Remove.
1055 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
1056 (init_cgraph): Add comment.
1057 * cgraphbuild.c (record_reference, mark_address, mark_load,
1058 mark_store): Do not call analyze_expr hook.
1059 * cgraph.c: Update toplevel comment.
1060 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
1061 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
1062 Move fere from cgraphunit.c
1063 (cgraph_mark_force_output_node): Move to cgraph.h
1064 * cgraph.h: Reorder so the comments match the function placement.
1065 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
1066 (cgraph_mark_force_output_node): Move here from cgraph.c
1067 * tree.c (free_lang_data): Do not clear analyze_expr hook.
1068 * ipa-inline-transform.c (preserve_function_body_p): New function.
1069 (inline_transform): Update.
1070 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
1071 * langhooks.h (lang_hooks_for_callgraph): Remove.
1072 (lang_hooks): Remove callgraph.
1073 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
1074 * varpool.c: Remove out of date comment.
1075 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
1076 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
1078 2012-04-25 Jan Hubicka <jh@suse.cz>
1081 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
1082 forward declaration.
1083 (cgraph_finalize_function): Finalize them here.
1084 * symtab.c (dump_symtab): Dump ctors and dtors.
1086 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1089 * stor-layout.c (get_best_mode): Don't return mode with bitsize
1090 larger than maxbits. Don't compute maxbits modulo align.
1091 Also check that unit bytes long store at bitpos / unit * unit
1092 doesn't affect bits beyond bitregion_end.
1093 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
1094 would not fit into bitregion_start ... bitregion_end + 1 bit region.
1095 (store_split_bit_field): Decrease unit close to end of bitregion_end
1096 if access is restricted in order to avoid mutual recursion.
1098 PR tree-optimization/53058
1099 * double-int.h (double_int_max_value, double_int_min_value): New
1101 * double-int.c (double_int_max_value, double_int_min_value): New
1103 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
1104 or GT_EXPR with double_int_max_value instead of double_int_mask.
1106 2012-04-25 Richard Guenther <rguenther@suse.de>
1108 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
1109 * tree-vect-loop.c (vect_transform_loop): Adjust.
1110 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
1111 the maximum number of iterations for the epilogue loop.
1112 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
1114 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1117 * c-typeck.c (set_nonincremental_init,
1118 set_nonincremental_init_from_string): Pass true instead of false
1119 as IMPLICIT to add_pending_init.
1121 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
1123 * c-typeck.c (pop_init_level): Improve diagnostics.
1125 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
1127 * compare-elim.c (try_eliminate_compare): Also handle operands with
1128 implicit extensions.
1130 2012-04-25 Alan Modra <amodra@gmail.com>
1132 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
1133 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
1134 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
1135 (no_global_regs_above): Delete.
1136 (no_global_regs): New function.
1137 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
1138 value for load multiple test.
1139 (savres_routine_syms): Increase size.
1140 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
1141 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
1142 rather than a number of boolean flags. Update all callers.
1143 (rs6000_savres_routine_name): Generate vector save/restore names.
1144 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
1145 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
1146 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
1147 and using_store_multiple. Expand uses. Don't always use r11 as
1148 frame reg when needed for out-of-line saves. Set up initial offset
1149 for out-of-line vector saves when buying stack frame. Handle pointer
1150 reg setup for out-of-line fp save. Emit call to out-of-line vector
1151 save function. Choose r11 or r12 for vrsave reg when available for
1153 (rs6000_output_function_prologue): Don't emit .extern for ELF.
1154 (rs6000_emit_epilogue): Choose a better frame reg when restoring
1155 from back-chain to suit out-of-line vector restore functions. Emit
1156 call to out-of-line vector restore function. Adjust register used
1157 for cr restore. Tweak pointer register setup for gpr restore.
1158 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
1160 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
1161 (V_SAVE_INLINE): Define.
1162 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
1164 2012-04-25 Alan Modra <amodra@gmail.com>
1166 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
1167 out-of-line save/restore for large frames. Don't disable
1168 out-of-line saves on ABI_AIX when using static chain reg.
1169 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
1170 clobber static chain reg, and tweak for out-of-line gpr saves
1173 2012-04-25 Alan Modra <amodra@gmail.com>
1175 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
1176 (rs6000_emit_prologue): Use the above to catch register overlap.
1178 2012-04-25 Alan Modra <amodra@gmail.com>
1180 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
1181 decl. Move logic selecting update reg to callers. Update all callers.
1182 (rs6000_emit_allocate_stack): Add copy_off param.
1183 (emit_frame_save): Don't handle reg+reg addressing.
1184 (ptr_regno_for_savres): New function, extracted from..
1185 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
1186 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
1187 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
1188 frame offset adjustment for out-of-line save with copy from sp.
1189 Simplify condition controlling whether cr is saved early or
1190 late. Use ptr_regno_for_savres to verify correct reg is set
1191 up for out-of-line saves. Pass the actual pointer reg used to
1192 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
1193 function. Rearrange spe vars so code is similar to that
1194 elsewhere in this function. Don't update frame_off when spe
1195 save code will restore r11. Use emit_frame_save for spe and
1196 gpr saves. Consolidate darwin out-of-line gpr setup with that
1197 for other abis. Don't assume frame_offset is zero and frame
1198 reg is sp when setting up altivec reg saves, and calculate
1199 exact offset requirement.
1200 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
1201 spe restore code. Consolidate darwin out-of-line gpr setup
1202 with that for other abis.
1204 2012-04-25 Alan Modra <amodra@gmail.com>
1206 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
1207 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
1209 (emit_frame_save): Delete frame_ptr param. Rename total_size to
1211 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
1212 and emit_frame_save calls. Cope with possibly missing note.
1214 2012-04-24 Sriraman Tallam <tmsriram@google.com>
1216 * config/i386/i386.c (build_processor_model_struct): New function.
1217 (make_var_decl): New function.
1218 (fold_builtin_cpu): New function.
1219 (ix86_fold_builtin): New function.
1220 (make_cpu_type_builtin): New function.
1221 (ix86_init_platform_type_builtins): New function.
1222 (ix86_expand_builtin): Expand new builtins by folding them.
1223 (ix86_init_builtins): Make new builtins to detect CPU type.
1224 (TARGET_FOLD_BUILTIN): New macro.
1225 (IX86_BUILTIN_CPU_INIT): New enum value.
1226 (IX86_BUILTIN_CPU_IS): New enum value.
1227 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
1228 * config/i386/i386-builtin-types.def: New function type.
1229 * testsuite/gcc.target/builtin_target.c: New testcase.
1230 * doc/extend.texi: Document builtins.
1232 2012-04-24 Olivier Hainque <hainque@adacore.com>
1234 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
1235 * toplev.c (process_options): Default to dwarf_version 2.
1236 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
1237 and dwarf_version 2.
1239 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1241 * tree-pretty-print.h (default_tree_printer): Do not declare.
1242 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
1244 (default_tree_diagnostic_starter): Make static.
1245 (default_tree_printer): Move to here. Make static.
1246 (tree_diagnostics_defaults): New.
1247 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
1248 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
1249 * toplev.c: Do not include tree-pass.h.
1250 (default_tree_printer): Move from here.
1251 (general_init): Use tree_diagnostics_defaults.
1253 2012-04-24 Chao-ying Fu <fu@mips.com>
1255 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
1256 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
1257 * config/mips/gnu-user.h
1258 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
1259 (GNU_USER_TARGET_LINK_SPEC): New define.
1260 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
1261 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
1262 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
1263 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
1264 GNU_USER_TARGET_ENDFILE_SPEC.
1265 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
1266 (GNU_USER_TARGET_LINK_SPEC): New define.
1267 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
1268 * config/mips/linux-common.h: New file.
1270 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1273 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
1274 (altivec_build_resolved_builtin): Call fully_fold_convert.
1276 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
1279 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
1281 2012-04-24 Richard Guenther <rguenther@suse.de>
1283 PR tree-optimization/53085
1284 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
1287 2012-04-24 Richard Guenther <rguenther@suse.de>
1289 * tree-if-conv.c (main_tree_if_conversion): Move bb under
1292 2012-04-24 Jim Meyering <meyering@redhat.com>
1294 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
1295 absence of an define_enum call.
1297 2012-04-24 Richard Guenther <rguenther@suse.de>
1299 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
1300 the epilogue loop is not re-used as unvectorized version
1301 record the its maximum number of iterations.
1303 2012-04-24 Andrew Pinski <apinski@cavium.com>
1305 * tree-ssa-forwprop.c (simplify_bitwise_binary):
1306 Don't directly use def1/def2.
1308 2012-04-24 Richard Guenther <rguenther@suse.de>
1310 PR tree-optimization/53098
1311 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
1314 2012-04-24 Andrew Pinski <apinski@cavium.com>
1317 * tree-ssa-forwprop.c (defcodefor_name): New function.
1318 (simplify_bitwise_binary): Use defcodefor_name instead of manually
1319 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
1320 Simplify "(~X | Y) & X" to "X & Y" and
1321 "(~X & Y) | X" to "X | Y".
1323 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1325 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
1326 validate_change to add clobbers if IN_GROUP is nonzero.
1327 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
1328 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
1330 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
1332 * config/s390/s390.c (insn_invalid_p): Likewise.
1334 2012-04-24 Jakub Jelinek <jakub@redhat.com>
1337 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
1338 (output_addressed_constants): Likewise.
1341 * varasm.c (get_section): Don't ICE for section conflicts with
1342 built-in section kinds.
1344 2012-04-23 DJ Delorie <dj@redhat.com>
1346 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
1347 (LIBSTDCXX): Change to CPP2.
1349 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
1352 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
1355 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
1357 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
1358 (*addsi_2_zext): Ditto.
1359 (*add<mode>_3): Ditto.
1360 (*addsi_3_zext): Ditto.
1361 (*add<mode>_5): Ditto.
1363 2012-04-23 Andrew Pinski <apinski@cavium.com>
1365 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
1366 (C & B) to (A OP0) & B.
1368 2012-04-23 Martin Jambor <mjambor@suse.cz>
1370 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
1371 temporaries created for a bitfield (reverting revision 122014).
1373 2012-04-23 Richard Guenther <rguenther@suse.de>
1375 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
1376 the condition using is_gimple_condexpr and avoid the not necessary
1378 (set_prologue_iterations): Likewise.
1379 (vect_loop_versioning): Likewise.
1381 2012-04-23 Richard Guenther <rguenther@suse.de>
1383 PR tree-optimization/53070
1384 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
1385 (main_tree_if_conversion): Verify we succeeded in that.
1387 2012-04-23 Jan Hubicka <jh@suse.cz>
1389 * lto-symtab.c (lto_cgraph_replace_node): Do not call
1390 mark_reahcable_node.
1391 * cgraph.c (cgraph_remove_node): Do not clear reachable.
1392 (cgraph_mark_reachable_node): Remove.
1393 (cgraph_mark_force_output_node): Do not set reachable.
1394 (dump_cgraph_node): Do not dump reachable.
1395 (cgraph_create_virtual_clone): Do not set reachable.
1396 * cgraph.h (cgraph_node): Remove reachable flag.
1397 (varpool_node): Remove reachable flag.
1398 (cgraph_mark_if_needed): Remove.
1399 (cgraph_mark_reachable_node): Remove.
1400 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
1401 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
1403 (cgraph_add_new_function): Likewise.
1404 (cgraph_mark_if_needed): Remove.
1405 (cgraph_analyze_function): Do not set target as reachable.
1406 (process_function_and_variable_attributes): Do not care about
1408 (cgraph_analyze_functions): Do not set reachable flags.
1409 (cgraph_mark_functions_to_output): Do not check reachability.
1410 (cgraph_copy_node_for_versioning): Do not set reachable flag.
1411 (dbxout_expand_expr): Update.
1412 * c-decl.c (merge_decls): Do not track changed externs.
1413 * ipa.c: Include pointer-set.h
1414 (enqueue_cgraph_node): Use reachable pointer set.
1415 (process_references): Likewise.
1416 (cgraph_remove_unreachable_nodes): Likewise.
1417 (whole_program_function_and_variable_visibility): Do not recompute
1419 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
1421 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1423 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1425 2012-04-23 Richard Guenther <rguenther@suse.de>
1428 * c-typeck.c (build_binary_op): Fix typo.
1430 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1432 PR tree-optimizations/52891
1433 * tree-vect-patterns.c (adjust_bool_pattern): Use
1434 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1435 but with non-standard precision.
1437 2012-04-22 Jan Hubicka <jh@suse.cz>
1439 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
1442 2012-04-22 Jan Hubicka <jh@suse.cz>
1444 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
1445 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1446 mark_load, mark_store): Do not mark varpool nodes as needed.
1447 * cgraph.c (cgraph_new_nodes): Remove.
1448 (cgraph_create_function_alias): Do not mark nodes as reachable.
1449 (cgraph_add_thunk): Likewise.
1450 (cgraph_mark_reachable_node): Do not manage the queue.
1451 * cgraph.h (cgraph_node): Remove next_needed.
1452 (varpool_nodes_queue): Remove next_needed and prev_needed.
1453 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
1454 (cgraph_new_nodes): Declare.
1455 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
1456 (varpool_analyze_pending_decls): Remove.
1457 (varpool_analyze_node): New.
1458 (varpool_mark_needed_node): Remove.
1459 (varpool_first_variable, varpool_next_variable): New inlines.
1460 (varpool_first_static_initializer, varpool_next_static_initializer):
1462 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
1463 (varpool_first_defined_variable): New inline.
1464 (varpool_next_defined_variable): New inline
1465 (FOR_EACH_VARIABLE): Reimplement.
1466 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
1467 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
1469 * cgraphunit.c (cgraph_new_nodes): Declare here.
1470 (enqueue_node): New function.
1471 (cgraph_process_new_functions): update for new
1472 node set; when constructing cgraph enqueue node for processing.
1473 (cgraph_add_new_function): Use new node set.
1474 (process_function_and_variable_attributes): Do not set varpool needed
1476 (referred_to_p): New function.
1477 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
1478 when varpool is in construction.
1479 (cgraph_analyze_functions): Rewrite.
1480 (cgraph_expand_all_functions): Update.
1481 (cgraph_output_in_order): Do not analyze pending decls; do not set
1483 (cgraph_optimize): Do not analyze pending decls.
1484 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
1485 in other partition; do not mark node as needed.
1486 * dwarf2out.c (reference_to_unused): Use analyzed flag.
1487 (premark_types_used_by_global_vars_helper): Likewise.
1488 * ipa.c (process_references): Do not call varpool_mark_needed_node.
1489 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
1491 (function_and_variable_visibility): Do not mark node as needed.
1492 (whole_program_function_and_variable_visibility): Likewise.
1493 * Makefile.in (gt-varpool.h): No longer needed.
1494 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
1495 (ipa_write_summaries): Do not use needed flag.
1496 * varpool.c: Do not include gt-varpool.h
1497 (x_varpool_nodes_queue, x_varpool_last_needed_node,
1498 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
1499 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
1501 (varpool_remove_node): Do not update the lists.
1502 (dump_varpool_node): Do not dump needed flag.
1503 (varpool_enqueue_needed_node): Remove.
1504 (varpool_mark_needed_node): Remove.
1505 (varpool_reset_queue): Remove.
1506 (varpool_finalize_decl): Move to cgraphunit.c
1507 (varpool_analyze_node): New functions based on former
1508 varpool_analyze_pending_decls.
1509 (varpool_analyze_pending_decls): Remove.
1510 (varpool_assemble_decl): Do not update the lists.
1511 (enqueue_node): New function.
1512 (varpool_remove_unreferenced_decls): Rewrite.
1513 (varpool_empty_needed_queue): Remove.
1514 (add_new_static_var): Do not mark node as needed.
1515 (varpool_create_variable_alias): Handle expansion state
1517 * except.c (output_ttype): Do not mark node as needed.
1518 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
1519 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
1521 * tree-switch-conversion.c (build_one_array): Likewise.
1523 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1526 * doc/invoke.texi (pedantic): Rename to Wpedantic.
1527 * common.opt (Wpedantic): New.
1528 (pedantic): Alias Wpedantic.
1529 * diagnostic.c (warning_at): Likewise.
1530 * c-decl.c (diagnose_mismatched_decls): Likewise.
1531 (build_array_declarator): Likewise.
1532 (mark_forward_parm_decls):
1533 (check_bitfield_type_and_width): Likewise.
1534 (grokdeclarator): Likewise.
1535 (grokfield): Likewise.
1536 (finish_struct): Likewise.
1537 (build_enumerator): Likewise.
1538 (store_parm_decls_oldstyle): Likewise.
1539 (declspecs_add_qual): Likewise.
1540 (declspecs_add_type): Likewise.
1541 (finish_declspecs): Likewise.
1542 * c-typeck.c (composite_type): Likewise.
1543 (comp_target_types): Likewise.
1544 (build_array_ref): Likewise.
1545 (pointer_diff): Likewise.
1546 (build_unary_op): Likewise.
1547 (build_conditional_expr): Likewise.
1548 (build_c_cast): Likewise.
1549 (convert_for_assignment): Likewise.
1550 (maybe_warn_string_init): Likewise.
1551 (digest_init): Likewise.
1552 (pop_init_level): Likewise.
1553 (set_init_index): Likewise.
1554 (c_finish_goto_label): Likewise.
1555 (c_finish_return): Likewise.
1556 (do_case): Likewise.
1557 (build_binary_op): Likewise.
1558 * c-parser.c (static): Likewise.
1559 (c_parser_external_declaration): Likewise.
1560 (c_parser_declaration_or_fndef): Likewise.
1561 (c_parser_static_assert_declaration_no_se): Likewise.
1562 (c_parser_enum_specifier): Likewise.
1563 (c_parser_struct_or_union_specifier): Likewise.
1564 (c_parser_struct_declaration): Likewise.
1565 (c_parser_alignas_specifier): Likewise.
1566 (c_parser_braced_init): Likewise.
1567 (c_parser_initelt): Likewise.
1568 (c_parser_compound_statement_nostart): Likewise.
1569 (c_parser_conditional_expression): Likewise.
1570 (c_parser_alignof_expression): Likewise.
1571 (c_parser_postfix_expression): Likewise.
1572 (c_parser_postfix_expression_after_paren_): Likewise.
1573 (c_parser_objc_class_instance_variables): Likewise.
1574 (c_parser_objc_method_definition): Likewise.
1575 (c_parser_objc_methodprotolist): Likewise.
1577 2012-04-22 Ian Lance Taylor <iant@google.com>
1579 * godump.c (go_output_typedef): Dump size of structs.
1581 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
1583 Correcting transform_to_exit_first_loop + fix to PR46886
1584 * tree-parloops.c (transform_to_exit_first_loop): Remove
1585 setting of number of iterations according to the loop pattern.
1586 Duplicate from entry to exit->src instead of loop->latch.
1587 (pallelize_loops): Remove the condition preventing do-while loops.
1588 * tree-cfg.c (bool bb_in_region_p): New.
1589 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
1590 Adjust redirection of the duplicated iteration.
1592 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
1595 * rtl.def (ADDRESS): Use "i" rather than "w".
1596 * rtl.h (find_base_term): Delete.
1597 (may_be_sp_based_p): Declare.
1598 * rtl.c (rtx_code_size): Remove ADDRESS special case.
1599 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
1600 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
1602 (find_base_term): Make static.
1603 (may_be_sp_based_p): New function.
1604 * dse.c (record_store): Use it.
1605 * store-motion.c (store_killed_in_insn): Likewise.
1607 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
1609 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
1611 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1614 * c-typeck.c (inform_declaration): New.
1615 (build_function_call_vec): Do not pretty-print
1616 expressions when caret is enabled.
1617 (convert_arguments): Use inform_declaration.
1619 2012-04-20 Jim Meyering <meyering@redhat.com>
1621 * genmodes.c (make_complex_modes): Don't truncate a mode name of
1622 length 7 or more when prepending a "C". Suggested by Richard Guenther.
1624 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1626 PR rtl-optimization/44214
1627 * fold-const.c (exact_inverse): New function.
1628 (fold_binary_loc): Fold vector and complex division by constant into
1629 multiply by recripocal with flag_reciprocal_math; fold vector division
1630 by constant into multiply by reciprocal with exact inverse.
1632 2012-04-20 Jan Hubicka <jh@suse.cz>
1634 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
1636 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
1637 (cgraph_remove_node): Update.
1638 (cgraph_mark_needed_node): Remove.
1639 (cgraph_mark_force_output_node): New.
1640 (dump_cgraph_node): Do not dump needed flag.
1641 (cgraph_node_cannot_be_local_p_1): Update.
1642 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
1643 * cgraph.h (symtab_node_base): Add force_output flag.
1644 (cgraph_node): Remove needed flag.
1645 (varpool_node): Remove force_output flag.
1646 (cgraph_mark_needed_node): Remove.
1647 (cgraph_mark_force_output_node): New.
1648 (cgraph_only_called_directly_or_aliased_p,
1649 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
1650 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
1651 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
1652 (cgraph_add_new_function): Update.
1653 (cgraph_mark_if_needed): Update.
1654 (verify_cgraph_node): Update.
1655 (cgraph_analyze_function): Alias target is reachable.
1656 (process_function_and_variable_attributes): Update: externally_visible
1657 flag makes function reachable.
1658 (cgraph_analyze_functions): Update dumping.
1659 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
1660 input_overwrite_node, input_varpool_node): Update streaming.
1661 * lto-streamer-out.c (produce_symtab): Use force_output.
1662 * ipa.c (process_references): Weakrefs must be processed.
1663 (cgraph_remove_unreachable_nodes): Likewise; update for new
1665 (varpool_externally_visible_p): Weakrefs are externally visible
1666 even if they are not.
1667 (function_and_variable_visibility): Update; when processing alias
1668 pair force the targets to be output.
1669 (whole_program_function_and_variable_visility): Use
1670 mark_reachable_node.
1671 * trans-mem.c (ipa_tm_mark_needed_node): Remove
1672 (ipa_tm_mark_force_output_node): New function.
1673 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
1674 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
1676 * varasm.c (mark_decl_referenced): Update.
1677 (find_decl_and_mark_needed): Remove.
1678 (find_decl): New function.
1679 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
1680 alias targets as needed.
1681 (dump_tm_clone_pairs): Update.
1682 * tree-inline.c (copy_bb): Update check.
1683 * symtab.c (dump_symtab_base): Dump force_output.
1684 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
1685 * passes.c (execute_todo): Fix dumping.
1686 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
1687 (varpool_analyze_pending_decls): Alias target is reachable.
1688 (varpool_create_variable_alias): Finalize weakrefs.
1690 2012-04-20 Jakub Jelinek <jakub@redhat.com>
1693 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
1694 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
1695 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
1696 macros instead of constants.
1697 * dse.c (record_store): Check for SP ADDRESS by comparing
1698 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
1699 XEXP to be stack_pointer_rtx.
1701 2012-04-20 Richard Guenther <rguenther@suse.de>
1703 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
1704 update_call_from_tree when propagating into a call.
1706 2012-04-20 Alan Modra <amodra@gmail.com>
1708 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
1709 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
1710 sp_offset to frame_off. Move world save code earlier.
1712 2012-04-20 Richard Guenther <rguenther@suse.de>
1714 PR tree-optimization/53050
1715 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
1716 Do only one transform on COND_EXPRs at the same time.
1718 2012-04-19 Jan Hubicka <jh@suse.cz>
1720 * symtab.c (dump_symtab_base): Revert accidental checkin.
1722 2012-04-20 Alan Modra <amodra@gmail.com>
1725 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1726 static chain, set REST_INLINE_FPRS too.
1728 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
1730 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
1733 2012-04-20 Richard Guenther <rguenther@suse.de>
1735 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
1736 loops that can never run more often than the vectorization factor.
1738 2012-04-19 Jan Hubicka <jh@suse.cz>
1740 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
1742 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
1744 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1746 2012-04-19 Jim Meyering <meyering@redhat.com>
1748 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
1749 We verified above that the string(including trailing NUL) fits in buf,
1752 2012-04-19 Richard Guenther <rguenther@suse.de>
1754 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
1755 for dumping DECL_SECTION_NAME.
1757 2012-04-19 Michael Matz <matz@suse.de>
1760 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
1761 (struct tree_vector): Adjust GTY length.
1762 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
1764 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
1766 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
1767 caller emitted the length calulation already.
1768 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
1769 before handling any of the fields for structs.
1771 2012-04-19 Richard Guenther <rguenther@suse.de>
1773 PR tree-optimization/53031
1774 * tree-vrp.c (adjust_range_with_scev): Revert back to
1775 using max_loop_iterations.
1777 2012-04-19 Michael Matz <matz@suse.de>
1779 * diagnostic.c (emit_diagnostic): Move va_end call after user
1781 (warning, warning_at, pedwarn, permerror): Ditto.
1783 2012-04-19 Richard Guenther <rguenther@suse.de>
1785 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1788 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1791 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1792 the case *(X+const).
1794 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1796 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
1798 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1801 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
1802 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
1804 2012-04-19 Richard Guenther <rguenther@suse.de>
1806 PR rtl-optimization/44688
1807 * loop-iv.c (determine_max_iter): Only return max_iter.
1808 (iv_number_of_iterations): Also use the recorded loop bound
1809 on the maximum number of iterations.
1810 * loop-unroll.c (decide_unroll_runtime_iterations): Use
1811 max_iter to avoid unrolling loops that do not roll.
1812 (decide_unroll_stupid): Likewise.
1814 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
1816 * targhooks.c (default_case_values_threshold): Fix code style nit.
1818 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
1819 case range and type folding from here...
1820 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
1821 type, as documented in tree.def.
1823 2012-04-18 Jan Hubicka <jh@suse.cz>
1825 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
1827 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
1828 cgraph hash and same comdat groups.
1829 (cgraph_optimize): Verify symbol table.
1830 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
1831 (dissolve_same_comdat_group_list): Work on symtab nodes.
1832 (function_and_variable_visibility): Dissolve variable same comdat group
1834 * symtab.c: Include timevar.h
1835 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
1837 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
1839 * tree-switch-conversion.c (info): Remove global pass info.
1840 (check_range, check_process_case, check_final_bb, create_temp_arrays,
1841 free_temp_arrays, gather_default_values, build_constructors,
1842 array_value_type, build_one_array, build_arrays, gen_def_assigns,
1843 fix_phi_nodes, gen_inbound_check): Pass info around from ...
1844 (process_switch): ... here. Unify message format. Return a const
1845 char pointer to the failure reason message.
1846 (do_switchconv): Unify message format. Update process_switch usage.
1848 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
1849 * tree-cfg.c (edge_to_cases): Fix documentation.
1851 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1853 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1855 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1857 PR tree-optimization/52976
1858 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
1859 (possibly_move_powi): New function.
1860 (rewrite_expr_tree): Call possibly_move_powi.
1861 (rewrite_expr_tree_parallel): Likewise.
1862 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
1863 call add_to_ops_vec instead.
1865 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1867 PR tree-optimization/52976
1868 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
1869 (decrement_power): Likewise.
1870 (propagate_op_to_single_use): Likewise.
1871 (zero_one_operation): Handle __builtin_pow* calls in linearized
1872 expression trees; factor logic into propagate_op_to_single_use.
1873 (undistribute_ops_list): Allow operands with repeat counts > 1.
1875 2012-04-18 Richard Guenther <rguenther@suse.de>
1877 PR tree-optimization/44688
1878 * cfgloop.h (record_niter_bound): Declare.
1879 * tree-ssa-loop-niter.c (record_niter_bound): Export.
1880 Update the estimation with the upper bound here...
1881 (estimate_numbers_of_iterations_loop): ... instead of here.
1882 Do not forcefully reset a recorded upper bound.
1883 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
1884 Record the maximum number of loop iterations of the prologue loop.
1886 2012-04-18 Jan Hubicka <jh@suse.cz>
1888 * lto-symtab.c (lto_cgraph_replace_node): Update.
1889 * cgraphbuild.c (record_reference, record_type_list,
1890 record_eh_tables, mark_address, mark_load, mark_store): Update.
1891 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
1892 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
1894 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
1895 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
1896 * reload.c: Fix typo in comment.
1897 * rtlanal.c: Likewise.
1898 * tree-emultls.c (gen_emutls_addr): Update.
1899 * ipa-reference.c (analyze_function): Update.
1900 * cgraphunit.c (cgraph_analyze_function,
1901 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
1903 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
1904 (ipa_remove_reference): Likewise.
1905 (ipa_remove_all_refering): Rename to ...
1906 (ipa_remove_all_referring): ... this one; update.
1907 (ipa_dump_references): Update.
1908 (ipa_dump_referring): Update.
1909 (ipa_clone_references): Update.
1910 (ipa_clone_refering): Rename to ...
1911 (ipa_clone_referring): ... this one; update.
1912 (ipa_ref_cannot_lead_to_return): Update.
1913 (ipa_ref_has_aliases_p): Update.
1914 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
1916 (ipa_ref_type): Remove.
1917 (ipa_ref_ptr_u): Remove.
1918 (ipa_ref): Remove referencing, refered, refered_index, refering_type
1919 and refered_type; add referring, referred and referred_index.
1920 (ipa_ref_list): Rename refering to referring.
1921 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
1922 ipa_clone_references, ipa_clone_referring): Update prototypes.
1923 * lto-cgraph.c (referenced_from_other_partition_p): Update.
1924 (lto_output_ref): Update.
1925 (add_references): Update.
1926 (input_varpool_node): Update.
1927 (input_refs): Update.
1928 * ipa-ref-inline.h (ipa_ref_node): Update.
1929 (ipa_ref_varpool_node): Update.
1930 (ipa_ref_referring_node): Update.
1931 (ipa_ref_referring_varpool_node): Update.
1932 (ipa_ref_referring_ref_list): Update.
1933 (ipa_ref_referred_ref_list): Update.
1934 (ipa_ref_list_first_referring): Update.
1935 (ipa_empty_ref_list): Update.
1936 (ipa_ref_list_refering_iterate): Rename to ...
1937 (ipa_ref_list_referring_iterate): ... this one.
1938 * cse.c: Update comment.
1939 * ipa-utils.c (ipa_reverse_postorder): Update.
1940 * tree-ssa-alias.c: Update.
1941 * ipa-inline.c (reset_edge_caches): Update.
1942 (update_caller_keys): Update.
1943 * ipa-inline.h: Update comments.
1944 * jump.c: Update comment.
1945 * alias.c: Likewise.
1946 * ipa.c (process_references): Update.
1947 (cgraph_remove_unreachable_nodes): Likewise.
1948 (ipa_discover_readonly_nonaddressable_var): Likewise.
1949 (cgraph_address_taken_from_non_vtable_p): Likewise.
1950 * trans-mem.c (ipa_tm_execute): Update.
1951 * simplify-rtx.c: Fix comment.
1952 * rtl.c: Fix comment.
1953 * symtab.c (symtab_unregister_node): Update.
1954 * varpool.c (dump_varpool_node): Update.
1955 (varpool_analyze_pending_decls): Update.
1956 (assemble_aliases): Update.
1957 (varpool_for_node_and_aliases): Update.
1959 2012-04-18 Richard Guenther <rguenther@suse.de>
1961 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
1962 use_undefined_p parameter.
1963 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
1964 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
1966 (estimate_numbers_of_iterations): Likewise.
1967 (estimated_loop_iterations): Adjust.
1968 (max_loop_iterations): Likewise.
1969 (scev_probably_wraps_p): Likewise.
1970 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
1971 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
1972 not max_loop_iterations.
1973 (execute_vrp): Remove explicit number of iterations estimation.
1975 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
1977 * config/i386/linux-common.h: New.
1979 * config.gcc: Add i386/linux-common.h before
1980 all i386/linux.h and i386/linux64.h usages.
1982 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
1983 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
1984 * config/i386/gnu-user64.h: Likewise.
1986 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
1987 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
1988 (GNU_USER_TARGET_MATHFILE_SPEC): New.
1989 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
1991 2012-04-18 Jan Hubicka <jh@suse.cz>
1993 * cgraph.c (cgraph_node_name): Remove.
1994 (dump_cgraph_node): Use dump_symtab_base; reformat.
1995 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
1996 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
1998 (cgraph_node_name, varpool_node_name): Remove.
1999 (cgraph_node_asm_name, varpool_node_asm_name,
2000 cgraph_node_name, varpool_node_name): New.
2001 * tree-pass.h (TODO_dump_cgraph): Rename to ...
2002 (TODO_dump_symtab): ... this one.
2003 * ipa-cp (pass_ipa_cp): Update.
2004 * ia-reference.c (generate_summary, read_write_all_from_decl,
2005 propagate, ipa_reference_read_optimization_summary): Update.
2006 * cgraphunit.c (cgraph_analyze_functions): Update.
2007 (cgraph_optimize): Update.
2008 * ipa-ref.c (ipa_dump_references): Update.
2009 (ipa_dump_refering): Update.
2010 * ipa-inline.c (pass_ipa_inline): Update.
2011 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
2012 * ipa.c (pass_ipa_function_visibility,
2013 pass_ipa_whole_program_visibility): Update.
2014 * tree-sra.c (pass_early_ipa_sra): Update.
2015 * symtab.c: Include langhooks.h
2016 (symtab_node_asm_name): New.
2017 (symtab_node_name): New.
2018 (symtab_type_names): New static var.
2019 (dump_symtab_base): New.
2020 (dump_symtab_node, dump_symtab): New.
2021 (debug_symtab_node, debug_symtab): New.
2022 * tree-ssa-structalias.c: Dump symbol table.
2023 * pases.c (execute_todo): Handle TODO_dump_symtab instead
2024 of TODO_dump_cgraph.
2025 * varpoo.c (varpool_node_name): Remove.
2026 (dump_varpool_node): Use dump_symtab_base; reformat.
2028 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2030 * doc/invoke.texi (Language Independent Options): @item should be
2033 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2036 * rtl.c (rtx_code_size): Handle ADDRESS.
2038 2012-04-17 Tom de Vries <tom@codesourcery.com>
2040 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
2043 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
2046 * config/i386/sync.md (atomic_<code><mode>): Rename to
2047 atomic_<logic><mode>.
2049 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
2051 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
2052 * alias.c (reg_base_value): Expand and update comment.
2053 (arg_base_value): New variable.
2054 (unique_id): Move up file.
2055 (unique_base_value, unique_base_value_p, known_base_value_p): New.
2056 (find_base_value): Use arg_base_value and known_base_value_p.
2057 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
2058 (find_base_term): Use known_base_value_p.
2059 (base_alias_check): Use unique_base_value_p.
2060 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
2061 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
2063 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
2065 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
2067 2012-04-17 Michael Matz <matz@suse.de>
2069 PR tree-optimization/18437
2070 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
2071 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
2072 (vect_check_strided_load): Declare.
2073 * tree-vect-data-refs.c (vect_check_strided_load): New function.
2074 (vect_analyze_data_refs): Use it to accept strided loads.
2075 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
2077 2012-04-17 Richard Guenther <rguenther@suse.de>
2080 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
2081 loops when redirecting an entry or latch edge.
2083 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
2085 * sel-sched.c (sel_global_init): Revert previous change.
2087 2012-04-17 Richard Guenther <rguenther@suse.de>
2089 * tree-flow.h (array_at_struct_end_p): Move declaration ...
2090 * tree.h (array_at_struct_end_p): ... here.
2091 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
2092 * expr.c (array_at_struct_end_p): ... here. Rewrite.
2094 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
2096 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
2097 COST_TABLE): Remove.
2098 (estimate_case_costs): Remove.
2099 (expand_case): Do not call estimate_case_costs
2100 to set use_cost_table.
2101 (balance_case_nodes): Do not use use_cost_table.
2103 2012-04-16 Jan Hubicka <jh@suse.cz>
2105 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
2106 (hash_node, eq_node): Remove.
2107 (cgraph_create_node): Do not handle hashtable.
2108 (cgraph_get_node): Remove.
2109 (cgraph_insert_node_to_hashtable): Remove.
2110 (hash_node_by_assembler_name): Remove.
2111 (eq_assembler_name): Remove.
2112 (cgraph_node_for_asm): Rewrite.
2113 (cgraph_find_replacement_node): Break out from ...
2114 (cgraph_remove_node): ... here; do not maintain hashtables.
2115 (change_decl_assembler_name): Remove.
2116 (cgraph_clone_node): Do not maintain hashtables.
2117 * cgraph.h (const_symtab_node): New typedef.
2118 (cgraph_insert_node_to_hashtable): Remove.
2119 (symtab_get_node, symtab_node_for_asm,
2120 symtab_insert_node_to_hashtable): Declare.
2121 (cgraph_find_replacement_node): Declare.
2122 (cgraph_get_node, varpool_get_node): Turn into inlines.
2123 (cgraph, varpool): Work sanely on NULL pointers.
2124 (FOR_EACH_SYMBOL): New walker.
2125 * ipa-inline-transform.c (save_inline_function_body): Use
2126 symtab_insert_node_to_hashtable.
2127 * symtab.c: Include ggc.h and diagnostics.h
2128 (symtab_hash, assembler_name_hash): New static vars;
2129 (hash_node, eq_node, hash_node_by_assembler_name,
2130 eq_assembler_name, insert_to_assembler_name_hash,
2131 unlink_from_assembler_name_hash): New.
2132 (symtab_register_node): Update hashtables.
2133 (symtab_insert_node_to_hashtable): New.
2134 (symtab_unregister_node): Update hashtables.
2135 (symtab_get_node): New.
2136 (symtab_node_for_asm): New.
2137 (change_decl_assembler_name): New.
2138 * Makefile.in (symtab.o): Needs GTY.
2139 * varpool.c (varpool_hash): Remove.
2140 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
2141 (varpool_node): Rewrite using varpool_get_node.
2142 (varpool_remove_node): DO not maintain hashtables.
2143 (varpool_node_for_asm): Rewrite.
2145 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
2147 * doc/invoke.texi: Copy-edit to put verbs in the present tense
2148 when describing the current behavior of GCC.
2150 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
2152 * genemit.c (gen_exp): Remove ADDRESS handling.
2153 * genoutput.c (scan_operands): Likewise.
2154 * genpeep.c (match_rtx): Likewise.
2155 * genrecog.c (add_to_sequence): Likewise.
2157 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
2159 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
2161 2012-04-16 Martin Jambor <mjambor@suse.cz>
2163 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
2166 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
2169 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
2170 hints for 'A' operand types.
2172 2012-04-16 Jan Hubicka <jh@suse.cz>
2174 * cgraph.h (symtab_node_base): Add next and previous pointers.
2175 (cgraph_node): Remove next and preivous pointers.
2176 (varpool_node): Likewise; remove next/previous GTY marker;
2177 it is not type safe.
2178 (symtab_node_def): Update GTY marker
2179 (x_cgraph_nodes, cgraph_nodes): Remove.
2180 (symtab_nodes): New function.
2181 (cgraph_order): Rename to ...
2182 (symtab_order): ... this one.
2183 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
2185 (x_varpool_nodes, varpool_nodes): Remove.
2186 (FOR_EACH_STATIC_VARIABLE): Update.
2187 (symtab_function_p, symtab_variable_p): New function.
2188 (FOR_EACH_VARIABLE): Update.
2189 (varpool_first_variable, varpool_next_variable): New functions.
2190 (FOR_EACH_VARIABLE): Update.
2191 (cgraph_first_defined_function): Update.
2192 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
2193 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
2194 (cgraph_first_function, cgraph_next_function): New.
2195 (FOR_EACH_FUNCTION): Update.
2196 (cgraph_first_function_with_gimple_body,
2197 cgraph_next_function_with_gimple_body): Update.
2198 * symtab.c: New file.
2199 * cgraph.c: Update copyright dates.
2200 (x_cgraph_nodes, cgraph_order): Remove.
2201 (NEXT_FREE_NODE): Update.
2202 (SET_NEXT_FREE_NODE): New.
2203 (cgraph_create_node_1): Remove common code.
2204 (cgraph_create_node): Remove common code; call symtab_register_node.
2205 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
2206 (cgraph_add_asm_node): Update.
2207 (cgraph_clone_node): Register new node.
2208 * cgraphunit.c (process_function_and_variable_attributes): Update.
2209 (cgraph_analyze_functions): Update.
2210 (cgraph_analyze_functions): Update.
2211 (cgraph_output_in_order): Update.
2212 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
2214 * ipa-inline.c (recursive_inlining): Update.
2215 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
2216 * ipa.c (cgraph_remove_unreachable_nodes): Update.
2217 * Makefile.in: Add symtab.o
2218 * varpool.c (x_varpool_nodes): Remove
2219 (varpool_node): Remove common code; call symtab_register_node.
2220 (varpool_remove_node): Remove common code; call symtab_unregister_node.
2222 2012-04-16 Richard Guenther <rguenther@suse.de>
2225 * tree.h (VECTOR_CST_NELTS): Adjust.
2226 (struct tree_vector): Add explicit length field.
2227 (make_vector_stat): Declare.
2228 (make_vector): Define.
2229 * tree.c (make_vector_stat): New function.
2230 (build_vector_stat): Use it.
2231 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
2233 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2235 PR tree-optimization/52976
2236 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
2237 (undistribute_ops_list): Ops with repeat counts aren't eligible for
2239 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
2241 2012-04-16 Jan Hubicka <jh@suse.cz>
2243 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
2245 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
2246 walkers to walk cgraph and varpool.
2247 * cgraph.c (cgraph_node_for_asm): Likewise.
2248 (dump_cgraph): Likewise.
2249 * value-prof.c (init_node_map): Likewise.
2250 * tree.c (free_lang_data_in_cgraph): Likewise.
2251 * tree-emutls.c: (ipa_lower_emutls): Likewise.
2252 * ipa-reference.c (generate_summary, propagate): Likewise.
2253 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
2254 cgraph_mark_functions_to_output, cgraph_output_in_order,
2255 output_weakrefs, cgraph_materialize_all_clones,
2256 cgraph_optimize): Likewise.
2257 * lto-cgraph.c (merge_profile_summaries): Likewise.
2258 (input_cgraph): Likewise.
2259 * ipa-pure-const.c (generate_summary): Likewise.
2260 (propagate): Likwise.
2261 * ipa-utils.c (ipa_reduced_postorder): Likewise.
2262 (ipa_free_postorder_info): Likewise.
2263 (ipa_reverse_postorder): Likewise.
2264 * ipa-inline.c (ipa_inline): Likewise.
2265 * matrix-reorg.c (find_matrices_decl): Likewise.
2266 (matrix_reorg): Likewise.
2267 * tree-vectorizer.c (increase_alignment): Likewise.
2268 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
2269 (function_and_variable_visibility): Likewise.
2270 (whole_program_function_and_variable_visibility): Likewise.
2271 (ipa_cdtor_merge): Likewise.
2272 * trans-mem.c (ipa_tm_execute): Likewise.
2273 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
2274 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
2275 (ipa_print_all_params): Likewise.
2276 (ipa_update_after_lto_read): Likewise.
2277 * tree-profie.c (tree_profiling): Likewise.
2278 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
2279 * passes.c (dump_passes): Likewise.
2280 (do_per_function): Likewise.
2281 (ipa_write_summaries): Likewise.
2282 * varpool.c (dump_varpool): Likewise.
2283 (varpool_node_for_asm): Likewise.
2284 (varpool_assemble_pending_decls): Likewise.
2286 2012-04-16 Richard Guenther <rguenther@suse.de>
2288 PR tree-optimization/52975
2289 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
2290 condition but always mark it with TRUTH_NOT_EXPR.
2292 2012-04-16 Richard Guenther <rguenther@suse.de>
2294 PR tree-optimization/52975
2295 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
2296 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
2297 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
2298 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
2300 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
2302 * config/i386/sse.md (ssse3_plusminus): New code iterator.
2303 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
2304 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
2305 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
2306 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
2307 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
2308 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
2310 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
2311 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
2312 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
2313 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
2314 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
2315 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
2317 (xop_plus): New code iterator.
2318 (macs): New code attribute.
2320 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
2321 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
2323 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
2324 xop_plus code iterator.
2325 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
2326 xop_plus code iterator.
2327 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
2328 xop_plus code iterator.
2329 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
2330 xop_plus code iterator.
2332 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
2333 any_extend code iterator.
2334 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
2335 any_extend code iterator.
2336 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
2337 any_extend code iterator.
2338 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
2339 any_extend code iterator.
2340 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
2341 any_extend code iterator.
2342 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
2343 any_extend code iterator.
2345 2012-04-14 Tom de Vries <tom@codesourcery.com>
2347 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
2348 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
2349 DELETED_LABEL note, and move it to ...
2350 * cfgrtl.c (delete_insn): ... here. Change return type to void.
2351 (delete_insn_and_edges): Likewise.
2352 (delete_insn_chain): Handle new return type of delete_insn. Delete
2353 chain backwards rather than forwards.
2354 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
2356 * cfglayout.c (fixup_reorder_chain): Delete unused label.
2358 2012-04-14 Jan Hubicka <jh@suse.cz>
2360 * cgraph.h: Update copyrights;
2361 (symtab_node): Turn to union typedef.
2362 (symtab_node_base): New structure.
2363 (symtab_type): Add SYMTAB_SYMBOL tag.
2364 (cgraph_node): Annotate some pinters with nested_ptr.
2365 (varpool_node): Likewise.
2366 (cgraph_local_info): Remove lto_file_data
2367 and externally_visible.
2368 (cgraph_node): Remove decl; same_comdat_group list;
2369 aux; ref_list; order; address_taken; reachable_from_other_parittion,
2370 in_other_partition; resolution.
2371 (varpool_node): Remove decl; same_comdat_group;
2372 ref_list; lto_file_data; aux; order; resolution; externally_visible;
2373 used_from_other_partition; in_other_partition.
2374 (symtab_node_def): New union.
2375 (cgraph, varpool): Update.
2376 (varpool_first_static_initializer, varpool_next_static_initializer,
2377 cgraph_only_called_directly_or_aliased_p,
2378 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
2379 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
2380 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
2382 * cgraph.c: Likewise.
2383 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
2384 * cgraphbuild.c: Likewise.
2385 * lto-symtab.c: Likewise.
2386 * c-gimplify.c: Likewise.
2387 * value-prof.c: Likewise.
2389 * ipa-cp.c: Likewise.
2390 * tree-emutls.c: Likewise.
2391 * ipa-inline-transform.c: Likwise.
2392 * ipa-reference.c: Likewise.
2393 * cgraphunit.c: Likewise.
2394 * ipa-ref.c: Likewise.
2395 * lto-cgraph.c: Likewise.
2396 * ipa-ref-inline.h: Likewise.
2397 * ipa-pure-const.c: Likewise.
2398 * lto-streamer-out.c: Likewise.
2399 * ipa-utils.c: Likewise.
2400 * ipa-inline.c: Likewise.
2401 * matrix-reorg.c: Likewise.
2402 * tree-eh.c: Likewise.
2403 * tree-vectorizer.c: Likewise.
2404 * ipa-split.c: Likewise.
2406 * trans-mem.c: Likewise.
2407 * ipa-inline-analysis.c: Likewise.
2408 * gimplify.c: Likewise.
2409 * cfgexpand.c: Likewise.
2410 * tree-sra.c: Likewise.
2411 * ipa-prop.c: Likewise.
2412 * varasm.c: Likewise.
2413 * tree-nested.c: Likewise.
2414 * tree-inline.c: Likewise.
2415 * tree-profile.c: Likewise.
2416 * tree-ssa-structalias.c: Likewise.
2417 * passes.c: Likewise.
2418 * varpool.c: Likewise.
2420 2012-04-14 Tom de Vries <tom@codesourcery.com>
2422 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
2423 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
2424 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
2426 (gsi_advance_fw_nondebug_nonlocal): New function.
2427 (local_def): Removed function.
2428 (same_succ_hash): Use stmt_local_def.
2429 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
2430 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
2432 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
2434 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
2435 and __ILP32__ for x32.
2437 2012-04-13 Martin Jambor <mjambor@suse.cz>
2440 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
2441 fold_ctor_reference returns a zero constant.
2443 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
2445 * config.gcc: Add i386/gnu-user-common.h before all
2446 i386/gnu-user.h and i386/gnu-user64.h usages.
2448 * config/i386/gnu-user-common.h: New.
2450 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
2451 (CC1_SPEC): Likewise.
2452 (ENDFILE_SPEC): Likewise.
2453 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
2454 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
2455 (TARGET_OS_CPP_BUILTINS): Likewise.
2456 (LIBGCC2_HAS_TF_MODE): Likewise.
2457 (LIBGCC2_TF_CEXT): Likewise.
2458 (TF_SIZE): Likewise.
2459 (TARGET_ASM_FILE_END): Likewise.
2460 (STACK_CHECK_MOVING_SP): Likewise.
2461 (STACK_CHECK_STATIC_BUILTIN): Likewise.
2462 * config/i386/gnu-user64.h: Likewise.
2464 2012-04-13 Martin Jambor <mjambor@suse.cz>
2466 * expr.c (expand_expr_real_1): Pass type, not the expression, to
2467 set_mem_attributes for a memory temporary. Do not call the function
2468 for the memory temporary created for a bitfield.
2470 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2473 * df.h (enum debug_temp_where): New.
2474 (dead_debug_init, dead_debug_finish) Declare.
2475 (dead_debug_add, dead_debug_insert_temp): Declare.
2476 (struct dead_debug_use, struct dead_debug): Moved from...
2477 * df-problems.c: ... here.
2478 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
2480 (df_create_unused_note): Likewise.
2481 (df_set_dead_notes_for_mw): Move comment where it belongs.
2482 (dead_debug_init): Export.
2483 (dead_debug_reset_uses): New, factored out of...
2484 (dead_debug_finish): ...this. Export.
2485 (dead_debug_reset): Remove.
2486 (dead_debug_add): Export.
2487 (dead_debug_insert_before): Rename to...
2488 (dead_debug_insert_temp): ... this. Add where argument. Export.
2489 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
2490 Return insertion count.
2491 (df_note_bb_compute): Adjust.
2492 * dce.c (word_dce_process_block): Adjust dead debug uses.
2493 (dce_process_block): Likewise.
2495 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2497 * df-problems.c (df_note_bb_compute): Do not take note of
2498 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
2500 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
2503 * var-tracking.c (expand_depth): New type.
2504 (onepart_aux, expand_loc_callback_data): Change depth type to it.
2505 (loc_exp_dep_alloc): Adjust initializer.
2506 (update_depth): Use new type. Add entryvals.
2507 (vt_expand_var_loc_chain): Take note of expansions with
2508 ENTRY_VALUEs, but don't accept them right away. Run an optional
2509 second pass accepting the minimum ENTRY_VALUE count found in the
2511 (vt_expand_loc_callback, INIT_ELCD): Adjust.
2513 2012-04-13 Tom de Vries <tom@codesourcery.com>
2515 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
2516 parameters vuse and vuse_escaped.
2517 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
2518 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
2521 2012-04-13 Richard Guenther <rguenther@suse.de>
2523 PR tree-optimization/52969
2524 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
2525 the condition for the COND_EXPR and handle predicate negation
2526 by swapping the COND_EXPR arms.
2528 2012-04-13 Nick Clifton <nickc@redhat.com>
2530 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
2531 TODO_dump_func flag.
2533 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
2535 PR rtl-optimization/52203
2536 PR rtl-optimization/52715
2538 Revert the 2012-03-07 fix for PR 52203.
2539 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
2540 the insn does not modify DFA right before issuing, adjust
2541 issue_rate accordingly.
2543 2012-04-13 Richard Guenther <rguenther@suse.de>
2546 * c-typeck.c (pointer_diff): Remove bogus assert.
2548 2012-04-13 Richard Guenther <rguenther@suse.de>
2551 * convert.c (convert_to_pointer): Remove special-casing of zero.
2553 2012-04-13 Joey Ye <joey.ye@arm.com>
2555 * config/arm/constraints.md (Pe): New constraint.
2556 * config/arm/arm.md: New split for imm 256-510.
2558 2012-04-13 Terry Guo <terry.guo@arm.com>
2560 * config/arm/arm-cores.def: Added core cortex-m0plus.
2561 * config/arm/arm-tune.md: Regenerated.
2562 * config/arm/arm-tables.opt: Regenerated.
2563 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
2565 2012-04-13 Alan Modra <amodra@gmail.com>
2568 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
2569 tie regs on destination of sets. Delete forward declaration.
2570 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
2571 (rs6000_emit_prologue): Likewise.
2572 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
2574 (is_mem_ref): Use tie_operand to recognise stack ties.
2575 * config/rs6000/predicates.md (tie_operand): New.
2576 * config/rs6000/rs6000.md (restore_stack_block): Generate new
2578 (restore_stack_nonlocal): Likewise.
2579 (stack_tie): Update.
2580 (frame_tie): Delete.
2582 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2584 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
2585 HOST_WIDE_INT_PRINT_DEC in format strings.
2587 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
2590 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
2591 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
2592 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
2593 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
2594 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
2595 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
2596 avx2_permvarv8si using VI4F_256 mode iterator.
2597 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
2598 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
2599 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
2600 gen_avx2_permvarv8sf.
2601 (expand_vec_perm_pshufb): Ditto.
2603 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2606 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
2607 the list of options to enable the FCFID instruction.
2608 (TARGET_EXTRA_BUILTINS): Adjust comment.
2610 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2612 PR tree-optimization/18589
2613 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
2614 (operand_entry): Add count field.
2615 (add_repeat_to_ops_vec): New function.
2616 (completely_remove_stmt): Likewise.
2617 (remove_def_if_absorbed_call): Likewise.
2618 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
2619 (acceptable_pow_call): New function.
2620 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
2621 entries with repeat counts when found.
2622 (repeat_factor_d): New struct and associated typedefs.
2623 (repeat_factor_vec): New static vector variable.
2624 (compare_repeat_factors): New function.
2625 (get_reassoc_pow_ssa_name): Likewise.
2626 (attempt_builtin_powi): Likewise.
2627 (reassociate_bb): Call attempt_builtin_powi.
2628 (fini_reassoc): Two new calls to statistics_counter_event.
2630 2012-04-12 Richard Guenther <rguenther@suse.de>
2632 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
2633 * cgraph.h (tree_rest_of_compilation): Remove.
2634 * cgraph.c (cgraph_add_new_function): Move ...
2635 * cgraphunit.c (cgraph_add_new_function): ... here.
2636 (tree_rest_of_compilation): Make static.
2637 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
2638 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
2639 gate_all_early_local_passes, execute_all_early_local_passes,
2640 pass_early_local_passes, gate_all_early_optimizations,
2641 pass_all_early_optimizations): Move ...
2642 * passes.c (gate_all_optimizations, pass_all_optimizations,
2643 gate_all_early_local_passes, execute_all_early_local_passes,
2644 pass_early_local_passes, gate_all_early_optimizations,
2645 pass_all_early_optimizations): ... here.
2646 * tree-optimize.c (execute_free_datastructures): Remove.
2647 * tree-flow.h (execute_free_datastructures): Remove.
2648 * tree-optimize.c (execute_init_datastructures,
2649 pass_init_datastructures): Move ...
2650 * tree-ssa.c (execute_init_datastructures,
2651 pass_init_datastructures): ... here.
2652 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
2653 execute_free_datastructures.
2655 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
2657 * dbgcnt.def (ira_move): New counter.
2658 * ira-int.h (ira_create_new_reg): Declare function.
2659 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
2660 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
2661 no longer static. All callers changed.
2662 * ira.c: Include "dbgcnt.h".
2663 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
2664 move_unallocated_pseudos): New static functions.
2665 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
2666 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
2667 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
2668 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
2669 to the pseudos generated in find_moveable_pseudos.
2670 * Makefile.in (ira.o): Add $(DBGCNT_H).
2672 2012-04-12 Richard Guenther <rguenther@suse.de>
2674 PR tree-optimization/52943
2675 * tree-chrec.h (chrec_is_positive): Remove.
2676 * tree-scalar-evolution.c (chrec_is_positive): Move ...
2677 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
2678 Return false for a constant zero instead of negative.
2679 (analyze_siv_subscript_cst_affine): Handle zero difference
2680 in the initial condition explicitely.
2682 2012-04-12 Richard Guenther <rguenther@suse.de>
2684 * tree-parloops.c (parallelize_loops): Also consult the upper
2685 bound for the number of iterations.
2686 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2687 (loop_prefetch_arrays): Likewise.
2689 2012-04-12 Richard Guenther <rguenther@suse.de>
2691 * cfgloop.h (estimated_loop_iterations_int): Ditch
2692 'conservative' parameter.
2693 (max_stmt_executions_int): Likewise.
2694 (estimated_loop_iterations): Likewise.
2695 (max_stmt_executions): Likewise.
2696 (max_loop_iterations): Declare.
2697 (max_loop_iterations_int): Likewise.
2698 (estimated_stmt_executions): Likewise.
2699 (estimated_stmt_executions_int): Likewise.
2700 * tree-ssa-loop-niter.c (estimated_loop_iterations):
2702 (max_loop_iterations): ... this.
2703 (estimated_loop_iterations_int): Split parts to ...
2704 (max_loop_iterations_int): ... this.
2705 (max_stmt_executions_int): Split parts to ...
2706 (estimated_stmt_executions_int): ... this.
2707 (max_stmt_executions): Split parts to ...
2708 (estimated_stmt_executions): ... this.
2709 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
2710 * predict.c (predict_loops): Likewise.
2711 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
2712 (analyze_siv_subscript_cst_affine): Likewise.
2713 (compute_overlap_steps_for_affine_1_2): Likewise.
2714 (analyze_subscript_affine_affine): Likewise.
2715 (init_omega_for_ddr_1): Likewise.
2716 * tree-parloops.c (parallelize_loops): Likewise.
2717 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
2718 (may_eliminate_iv): Likewise.
2719 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
2720 (loop_prefetch_arrays): Likewise.
2721 * tree-vrp.c (adjust_range_with_scev): Likewise.
2723 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
2725 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
2726 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
2728 (dump_table): Use bool type for need_align and have_df variables.
2729 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
2730 (regs_used): Remove register modifier.
2731 (barrier_align): Move variables slot, credit, jump_to_next
2732 into if block above for loop. Use bool type for jump_to_next.
2733 (sh_function_arg): Use NULL_RTX instead of 0.
2735 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
2737 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
2738 (bswapsi2): New expander.
2740 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2742 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
2743 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
2745 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2747 PR rtl-optimization/52876
2748 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
2749 Don't call mark_reg_pointer for incompatible pointer sign extension.
2751 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
2754 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
2756 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
2757 comparisons against TYPE_PRECISION.
2758 * tree-ssa-forwprop.c (combine_conversions): Likewise.
2760 2012-04-11 Xinliang David Li <davidxl@google.com>
2762 * tree-passes.h: Remove TODO_dump_func.
2763 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
2764 * trans-mem.c: Remove TODO_dump_func.
2765 * ira.c: Remove TODO_dump_func.
2767 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2769 * config/i386/i386.c (ix86_option_override_internal): Check
2770 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
2771 after TARGET_64BIT is updated.
2773 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2775 * config/sh/sh.h: Remove old secondary reload code.
2777 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2779 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
2780 (ready_reorder): ... this function.
2782 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
2784 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
2787 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
2788 insns so that no other insn is queued for a time before them.
2790 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
2793 2012-04-11 Richard Guenther <rguenther@suse.de>
2796 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2797 consider loop nesting.
2798 (evolution_function_is_univariate_p): Properly check the remainder
2801 2012-04-11 Richard Guenther <rguenther@suse.de>
2804 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
2806 2012-04-11 Nick Clifton <nickc@redhat.com>
2808 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
2809 information, if requested.
2811 * config/rx/rx.c (rx_expand_prologue): Likewise.
2813 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
2814 Michael Matz <matz@suse.de>
2817 * rtlanal.c (unsigned_reg_p): New function.
2818 Update copyright notice dates.
2819 * rtl.h (unsigned_reg_p): Prototype it.
2820 Update copyright notice dates.
2821 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
2823 * expr.c (expand_expr_real_1): Set register attributes.
2824 * stmt.c (expand_case): Likewise.
2826 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2829 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
2830 consider_sh2a and allow_zero.
2831 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
2832 (disp_addr_displacement): New function.
2833 (sh_address_cost): Use disp_addr_displacement function instead
2834 of DISP_ADDR_OFFSET.
2835 (sh_legitimate_address_p): Adapt to changed
2836 sh_legitimate_index_p declaration.
2837 (sh_find_mov_disp_adjust): Remove HImode check.
2838 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
2839 disp_addr_displacement and max_mov_insn_displacement.
2840 (max_mov_insn_displacement): Remove HImode check.
2841 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
2842 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
2843 * config/sh/constraints.md (K05, K13): New constraints.
2844 (K12): Correct comment.
2845 (Sdd): Do not use DISP_ADDR_P macro.
2846 (Snd, Sbw): Use satisfies_constraint_Sdd.
2847 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
2848 (*extendhisi2_compact, movhi_i): Remove.
2849 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
2850 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
2851 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
2852 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
2853 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
2854 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
2855 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
2857 Add new peepholes for HImode displacement addressing.
2859 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2861 * config/sh/sh.h (SIDI_OFF): Remove.
2862 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
2863 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
2866 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
2869 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
2870 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
2871 * doc/md.texi (Standard Names): Add bswap.
2872 * builtin-types.def (BT_UINT16): New primitive type.
2873 (BT_FN_UINT16_UINT16): New function type.
2874 * builtins.def (BUILT_IN_BSWAP16): New.
2875 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
2876 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
2877 expand_builtin_bswap.
2878 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
2879 (fold_builtin_1): Likewise.
2880 (is_inexpensive_builtin): Likewise.
2881 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
2882 missing bits for bswap to libcall code.
2883 * tree.c (build_common_tree_nodes): Build uint16_type_node.
2884 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
2885 (uint16_type_node): New define.
2886 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
2887 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
2889 (rs6000_init_builtins): Likewise.
2890 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
2892 2012-04-11 Tristan Gingold <gingold@adacore.com>
2894 * doc/extend.texi (Type Attributes): Move paragraph.
2896 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
2899 * diagnostic.h (show_caret): Declare.
2900 (caret_max_width): Declare.
2901 (diagnostic_show_locus): Declare.
2902 * diagnostic.c (diagnostic_initialize): Initialize to false.
2903 (diagnostic_show_locus): New.
2904 (diagnostic_report_diagnostic): Call it.
2905 (getenv_columns): New.
2907 (diagnostic_set_caret_max_width): New.
2908 * input.c (read_line): New.
2909 (location_get_source_line): New.
2910 * input.h (location_get_source_line): Declare.
2911 * toplev.c (general_init): Initialize show_caret from options.
2912 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
2913 * opts.c (common_handle_option): Likewise.
2914 * pretty-print.h (pp_get_prefix): New.
2915 (pp_base_get_prefix): New.
2916 * common.opt (fdiagnostics-show-caret): New option.
2917 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
2919 2012-04-11 Richard Guenther <rguenther@suse.de>
2921 PR rtl-optimization/52881
2922 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
2924 2012-04-11 Richard Guenther <rguenther@suse.de>
2926 PR tree-optimization/52912
2927 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
2928 manipulation code we are threading through a loop header
2929 to an exit destination.
2931 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2933 * tree.h (warn_if_unused_value): Move declaration from here.
2934 * stmt.c (warn_if_unused_value): Move definition from here.
2936 2010-04-10 Michael Matz <matz@suse.de>
2938 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
2940 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
2941 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
2942 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
2943 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
2944 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
2945 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
2946 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
2947 (vect_record_strided_load_vectors): Rename to
2948 vect_record_grouped_load_vectors.
2949 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
2950 Rename use of above macros.
2951 (vect_verify_datarefs_alignment): Ditto.
2952 (vector_alignment_reachable_p): Ditto.
2953 (vect_peeling_hash_get_lowest_cost): Ditto.
2954 (vect_enhance_data_refs_alignment): Ditto.
2955 (vect_analyze_group_access): Ditto and rename stride to groupsize.
2956 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
2957 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
2958 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
2959 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
2960 (vect_record_strided_load_vectors): Rename to
2961 vect_record_grouped_load_vectors.
2962 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
2963 (destroy_loop_vec_info): Ditto.
2964 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
2965 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
2966 (vect_analyze_slp): Ditto.
2967 (new_bb_vec_info): Ditto.
2968 (destroy_bb_vec_info): Ditto.
2969 (vect_schedule_slp_instance): Ditto and rename strided_store to
2971 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
2972 vect_cost_group_size.
2973 (vect_model_store_cost): Rename use of above macros and call
2974 to vect_cost_strided_group_size.
2975 (vect_model_load_cost): Ditto.
2976 (vectorizable_store): Ditto, rename strided_store to grouped_store
2977 and calls to renamed tree-vectorizer.h functions.
2978 (vectorizable_load): Ditto.
2979 (vect_transform_stmt): Rename use of above macros and strided_store
2982 2012-04-10 Jan Hubicka <jh@suse.cz>
2984 * cgraph.h: Remove misledaing comment on ipa-ref.h.
2985 (symtab_type): New enum.
2986 (symtab_node): New structure.
2987 (cgraph_node, varpool_node): Add symbol base type.
2988 (cgraph, varpool): New accestor functions.
2989 * cgraph.c (cgraph_create_node_1): Set symbol type.
2990 * varpool.c (varpool_node): Set symbol type.
2992 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2993 Richard Sandiford <rdsandiford@googlemail.com>
2995 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
2997 2012-04-10 Richard Guenther <rguenther@suse.de>
3000 * gimple-low.c (gimple_check_call_args): Properly account for
3001 compatible aggregate types.
3003 2012-04-10 Richard Guenther <rguenther@suse.de>
3005 * toplev.h (tree_rest_of_compilation): Remove.
3006 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3007 * cgraph.h (tree_rest_of_compilation): Declare.
3008 * tree-optimize.c (tree_rest_of_compilation): Move ...
3009 * cgraphunit.c (tree_rest_of_compilation): ... here.
3010 * cgraph.c (cgraph_add_new_function): Adjust.
3011 * Makefile.in (tree-optimize.o): Adjust.
3012 (cgraphunit.o): Likewise.
3014 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3016 PR tree-optimization/52870
3017 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3018 presumed pattern statement is within the same loop or basic block.
3020 2012-04-10 Tristan Gingold <gingold@adacore.com>
3022 * gengtype.c (main): Make uintptr_t a known type.
3024 2012-04-10 Richard Guenther <rguenther@suse.de>
3026 * tree-pass.h (tree_lowering_passes): Remove.
3027 * tree-optimize.c (tree_lowering_passes): Remove.
3028 * cgraph.c (cgraph_add_new_function): Inline relevant parts
3029 of tree_lowering_passes, avoid redundant call of early local passes.
3030 * cgraphunit.c (cgraph_lower_function): Fold into ...
3031 (cgraph_analyze_function): ... its single caller. Inline
3032 relevant parts of tree_lowering_passes.
3034 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
3037 * config/pa/pa.opt: Remove SIO and GNU_LD.
3039 2012-04-09 Jan Hubicka <jh@suse.cz>
3044 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
3045 boundary, add its target too.
3046 * lto.c (add_references_to_partition): Add also aliased nodes.
3047 (add_cgraph_node_to_partition,
3048 add_varpool_node_to_partition): Work on nodes, not functions/variables;
3049 when adding alias, add also the aliased object.
3051 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
3054 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
3055 VOIDmode immediate operands.
3056 * config/i386/constraints.md (Wz): New constraint.
3057 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
3059 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3062 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3063 the DECL generated for the special GOT helper.
3065 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
3067 * config/sh/constraints.md: Update list of constraints in
3069 (Sr0): Remove unused memory constraint.
3071 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3073 * tree-pretty-print.h: Update comment.
3075 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
3077 * config/sh/sh.md: Use braced string notation where applicable.
3078 (*prefetch_i4, prefetch_m2a): Merge into ...
3079 (*prefetch): ... this new insn.
3081 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3083 * config/sh/sh.h (high_life_started): Remove
3084 * config/sh/predicates.md (general_movdst_operand): Use
3085 'reload_in_progress' instead of 'high_life_started'.
3086 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
3087 divsi_inv_fp): Likewise.
3089 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3091 * config/sh/sh-protos.h (prepare_move_operands): Return void
3093 * config/sh/sh.c (prepare_move_operands): Likewise.
3094 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
3096 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
3098 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
3099 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
3100 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
3101 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
3102 commutative_float_operator, noncommutative_float_operator,
3103 sh_handle_pragma): Remove.
3105 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
3107 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
3108 Use @option markup on command-line options. Use @samp markup on
3109 literal keywords to options. Use @code markup on code fragments.
3110 Use other markup in preference to quotation marks in the text.
3111 Add markup to some passages without any.
3113 2012-04-06 Mike Stump <mikestump@comcast.net>
3115 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
3117 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3119 * config/sh/sh.c (hi_const): Remove.
3120 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
3123 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3125 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
3127 * config/sh/sh.c (sh_expand_t_scc): Likewise.
3128 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
3129 calling sh_expand_t_scc.
3131 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
3133 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
3134 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
3135 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
3136 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
3137 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
3138 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
3139 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
3140 sh2a_is_function_vector_call): Use bool as return type.
3141 (sh_pass_in_reg_p): Remove.
3142 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
3143 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
3144 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
3145 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
3146 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
3147 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
3148 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
3149 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
3150 sh_loads_bankedreg_p): Use bool as return type.
3151 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
3152 'register' modifier.
3154 2012-04-06 Matt Turner <mattst88@gmail.com>
3156 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3158 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3160 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3161 of the destination isn't also a FP_REGS register.
3163 2012-04-05 Teresa Johnson <tejohnson@google.com>
3164 H.J. Lu <hongjiu.lu@intel.com>
3166 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
3167 * config/i386/i386.md (move immediate to memory peephole2):
3168 Add cases for HImode move when LCP stall avoidance is needed.
3169 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3170 X86_TUNE_LCP_STALL entry.
3172 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
3175 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
3176 CONST_INT operands, zero-extended with AND.
3178 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
3181 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
3182 first argument instead of mode size. Move displacement calculations
3184 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
3185 ... these new functions.
3186 (disp_adjust): Remove max_mov_disp field.
3187 (sh_legitimate_index_p): Use max_mov_insn_displacement and
3188 mov_insn_alignment_mask.
3189 (sh_address_cost): Use max_mov_insn_displacement.
3191 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
3193 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
3194 (arch_enabled): Handle new arch types.
3195 (one_cmpldi2): Add NEON support.
3197 2012-04-05 Richard Guenther <rguenther@suse.de>
3199 * gimple.c (walk_gimple_op): Compute val_only for the LHS
3200 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
3201 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
3202 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
3203 ... here and make static.
3204 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
3207 2012-04-05 Richard Guenther <rguenther@suse.de>
3209 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
3210 basic-block before removing it.
3212 2012-04-05 Richard Guenther <rguenther@suse.de>
3214 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
3215 version namespace as we release the freelist.
3217 2012-04-05 Richard Guenther <rguenther@suse.de>
3219 * tree-nrv.c (tree_nrv): Release VDEFs.
3220 * tree-sra.c (sra_modify_constructor_assign): Likewise.
3221 (sra_modify_assign): Likewise.
3222 * tree-vect-stmts.c (vect_remove_stores): Likewise.
3223 * tree-vect-loop.c (vect_transform_loop): Likewise.
3224 * tree-ssa-dom.c (optimize_stmt): Likewise.
3225 * tree-vect-slp.c (vect_schedule_slp): Likewise.
3226 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
3228 2012-04-05 Richard Guenther <rguenther@suse.de>
3230 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
3232 * gimple.h (gsi_remove): Adjust.
3233 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
3234 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
3235 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3236 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
3237 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
3238 * tree-ssa-pre.c (eliminate): Likewise.
3240 2012-04-04 Mike Stump <mikestump@comcast.net>
3242 * doc/rtl.texi (const_double): Document as sign-extending.
3243 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
3244 * emit-rtl.c (immed_double_int_const): Refine to state the
3246 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
3247 CONST_DOUBLE integers.
3248 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
3249 negative values are converted. Fix conversions bigger than
3250 HOST_BITS_PER_WIDE_INT.
3251 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
3252 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
3253 * explow.c (plus_constant_mode): Add.
3254 (plus_constant): Implement with plus_constant_mode.
3255 * rtl.h (plus_constant_mode): Add.
3257 2012-04-04 Richard Guenther <rguenther@suse.de>
3259 PR tree-optimization/52808
3260 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
3261 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
3263 2012-04-04 Tristan Gingold <gingold@adacore.com>
3265 * expr.c (expand_expr_real_2): Handle larger sizetype in
3268 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3270 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
3271 to m2a-single instead of m2e.
3273 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3275 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3276 Change type of BITOFFSET to signed. Make sure the lower bound of
3277 the computed range is non-negative by adjusting OFFSET and BITPOS.
3278 (expand_assignment): Adjust call to get_bit_range.
3280 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
3282 * h8300/h8300.c (h8300_current_function_monitor_function_p):
3283 New function. Added to check monitor functions.
3284 (h8300_option_override): Modified to generate error/warning
3285 messages for invalid combinations of different command line
3287 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
3288 save EXR on stack for monitor function in case of H8S target
3289 when "-mno-exr" is passed.
3290 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
3292 * doc/invoke.texi: Document H8S options.
3294 2012-04-03 Tristan Gingold <gingold@adacore.com>
3296 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
3297 of gcc_AC_FUNC_MMAP_BLACKLIST.
3298 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
3299 * Makefile.in (aclocal_deps): Add mmap.m4.
3300 * configure: Regenerate.
3301 * aclocal.m4: Regenerate.
3303 2012-04-03 Richard Guenther <rguenther@suse.de>
3305 PR tree-optimization/52808
3306 * tracer.c (tail_duplicate): Return whether we have duplicated
3308 (tracer): If we have duplicated any block, cleanup the CFG.
3309 * cfghooks.c (duplicate_block): If we duplicated a loop
3310 header but not its loop, destroy the loop because it now has
3312 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
3313 the cfg manipulation routines we are not creating a multiple
3316 2012-04-03 Tristan Gingold <gingold@adacore.com>
3318 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
3320 (vms_c_common_override_options): Allow parameterless variadic
3323 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3325 PR tree-optimization/52835
3326 * tree-data-ref.c (build_rdg): Return NULL if
3327 compute_data_dependences_for_loop failed.
3329 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3331 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
3332 for REAL_CST as well.
3333 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
3334 In the bitfield case, if the value is a REAL_CST, convert it first to
3337 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
3339 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
3340 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
3341 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
3343 * config/i386/biarchx32.h: New.
3345 2012-04-02 Anatoly Sokolov <aesok@post.ru>
3347 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
3348 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
3349 (arm_preferred_reload_class): New function.
3351 2012-04-02 Richard Guenther <rguenther@suse.de>
3353 PR tree-optimization/52756
3354 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
3355 (thread_through_loop_header): After threading through the loop latch
3356 remove the split part from the loop and clear further threading
3357 opportunities that would create a multiple entry loop.
3359 2012-04-02 Richard Guenther <rguenther@suse.de>
3361 PR rtl-optimization/52800
3362 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
3363 CLEANUP_CFG_CHANGED.
3365 2012-04-02 Richard Guenther <rguenther@suse.de>
3368 * loop-init.c (gate_handle_loop2): Destroy loops here if
3369 we don't enter RTL loop optimizers.
3371 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
3374 2012-03-29 Richard Guenther <rguenther@suse.de>
3376 * rtl.h (extended_count): Remove.
3377 * combine.c (extended_count): Remove.
3379 2012-04-02 Dodji Seketeli <dodji@redhat.com>
3382 * pt.c (more_specialized_fn): Don't apply decay conversion to
3383 types of function parameters.
3385 2012-04-02 Tristan Gingold <gingold@adacore.com>
3387 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
3388 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
3389 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
3390 (ggc_pch_this_base): Use uintptr_t instead of size_t.
3392 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
3395 * config/i386/i386.c (ix86_option_override_internal): Don't
3396 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
3398 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3400 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3401 (stmt_can_make_abnormal_goto): Use it.
3402 (is_ctrl_altering_stmt): Likewise.
3404 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
3405 Kaz Kojima <kkojima@gcc.gnu.org>
3407 * config/sh/sh.c (push_regs): Skip banked registers when
3408 resbank attribute is specified.
3409 (sh_expand_epilogue): Likewise.
3411 2012-03-30 Richard Henderson <rth@redhat.com>
3414 * combine-stack-adj.c (prev_active_insn_bb): New.
3415 (next_active_insn_bb): New.
3416 (force_move_args_size_note): New.
3417 (combine_stack_adjustments_for_block): Use it.
3419 2012-03-30 Richard Henderson <rth@redhat.com>
3421 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
3422 (ix86_expand_vector_init_duplicate): Initialize it.
3423 (expand_vec_perm_palignr): Likewise.
3424 (ix86_expand_vec_perm_const): Likewise.
3425 (ix86_vectorize_vec_perm_const_ok): Likewise.
3426 (expand_vec_perm_blend): Use it.
3427 (expand_vec_perm_vpermil): Likewise.
3428 (expand_vec_perm_pshufb): Likewise.
3429 (expand_vec_perm_1): Likewise.
3430 (expand_vec_perm_pshuflw_pshufhw): Likewise.
3431 (expand_vec_perm_interleave2): Likewise.
3432 (expand_vec_perm_vpermq_perm_1): Likewise.
3433 (expand_vec_perm_vperm2f128): Likewise.
3434 (expand_vec_perm_interleave3): Likewise.
3435 (expand_vec_perm_vperm2f128_vblend): Likewise.
3436 (expand_vec_perm_vpshufb2_vpermq): Likewise.
3437 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
3438 (expand_vec_perm_broadcast): Likewise.
3439 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
3441 2012-03-30 Richard Henderson <rth@redhat.com>
3443 * dwarf2out.c (gen_variable_die): Initialize off.
3445 2012-03-30 Tristan Gingold <gingold@adacore.com>
3447 * config/vms/vms-f.c: New file.
3448 * config/vms/t-vms (vms-f.o): New rule.
3449 * config.gcc (*-*-*vms*): Define fortran_target_objs.
3451 2012-03-30 Richard Guenther <rguenther@suse.de>
3453 PR tree-optimization/52754
3454 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3455 propagate arbitrary addresses into really plain dereferences.
3457 2012-03-30 Richard Guenther <rguenther@suse.de>
3460 * except.c (emit_to_new_bb_before): Move loop updating ...
3461 (dw2_build_landing_pads): ... here. Use a proper block for
3462 querying the loop father.
3464 2012-03-30 Tristan Gingold <gingold@adacore.com>
3466 * config/ia64/ia64.c (ia64_section_type_flags): Remove
3467 common_object attribute handling.
3468 (SECTION_VMS_OVERLAY): Remove
3469 (ia64_vms_common_object_attribute): Replace abort with an assert.
3470 Do not set DECL_SECTION_NAME.
3471 (ia64_vms_output_aligned_decl_common): Handle common_object
3473 (ia64_vms_elf_asm_named_section): Remove.
3474 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
3476 2012-03-30 Richard Guenther <rguenther@suse.de>
3479 * double-int.c (rshift_double): Remove not needed cast.
3481 2012-03-30 Richard Guenther <rguenther@suse.de>
3483 * tree-affine.h (print_aff): Remove.
3484 * tree-affine.c (print_aff): Make static.
3485 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
3486 (get_references_in_stmt): Likewise.
3487 (print_direction_vector): Likewise.
3488 (print_dir_vectors): Likewise.
3489 (print_dist_vectors): Likewise.
3490 (dump_subscript): Likewise.
3491 (dump_ddrs): Likewise.
3492 (dump_dist_dir_vectors): Likewise.
3493 (dump_data_references): Likewise.
3494 (dump_data_dependence_relation): Likewise.
3495 (dump_data_dependence_direction): Likewise.
3496 (dump_rdg_vertex): Likewise.
3497 (dump_rdg_component): Likewise.
3498 (debug_ddrs): Declare.
3499 (struct data_ref_loc_d): Move ...
3500 * tree-data-ref.c (struct data_ref_loc_d): ... here.
3501 (get_references_in_stmt): Make static.
3502 (dump_data_references): Likewise.
3503 (dump_subscript): Likewise.
3504 (print_direction_vector): Likewise.
3505 (print_dir_vectors): Likewise.
3506 (print_dist_vectors): Likewise.
3507 (dump_data_dependence_relation): Likewise.
3508 (dump_dist_dir_vectors): Likewise.
3509 (dump_ddrs): Likewise.
3510 (dump_rdg_vertex): Likewise.
3511 (dump_rdg_component): Likewise.
3512 (debug_ddrs): New function.
3513 (access_matrix_get_index_for_parameter): Remove.
3515 2012-03-30 Tristan Gingold <gingold@adacore.com>
3517 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
3518 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
3519 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
3520 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
3521 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
3522 (vms_patch_builtins): Handle new flags
3523 * config/vms/vms-crtlmap.map: Completed using nm on
3524 c and math system libraries.
3525 * config/vms/make-crtlmap.awk: Handle any number of flags.
3527 2012-03-30 Martin Jambor <mjambor@suse.cz>
3529 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3530 is a builtin_stack_save in a dominating BB.
3532 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3534 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3535 crossing 128bit lane boundary.
3537 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3539 * ira-color.c (setup_left_conflict_sizes_p): Process all
3540 conflicting objects.
3542 2012-03-29 Jakub Jelinek <jakub@redhat.com>
3544 PR tree-optimization/52760
3545 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
3546 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
3548 2012-03-29 Richard Guenther <rguenther@suse.de>
3550 * cgraph.h (cgraph_materialize_all_clones): Remove.
3551 (reset_inline_failed): Likewise.
3552 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
3553 * cgraphbuild.c (reset_inline_failed): Remove.
3554 * rtl.h (cse_main): Remove.
3555 (extended_count): Likewise.
3556 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
3557 (cse_main): Make static.
3558 * combine.c (extended_count): Remove.
3559 (dump_combine_stats): Mark as DEBUG_FUNCTION.
3560 * basic-block.h (reorder_basic_blocks): Remove.
3561 * bb-reorder.c (reorder_basic_blocks): Make static.
3562 * Makefile.in (dse.o): Remove dse.h dependency.
3564 * dse.c (gate_dse): Remove.
3565 (clear_alias_mode_eq): Likewise.
3566 (clear_alias_mode_hash): Likewise.
3567 (dse_record_singleton_alias_set): Likewise.
3568 (dse_invalidate_singleton_alias_set): Likewise.
3570 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
3572 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
3573 crtbegin_so%O%s for -shared.
3574 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
3576 2012-03-29 Richard Guenther <rguenther@suse.de>
3578 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
3579 (add_to_value): Remove.
3580 (print_value_expressions): Likewise.
3581 * tree-ssa-pre.c (add_to_value): Make static.
3582 (print_value_expressions): Likewise.
3583 * gimple.h (gimple_adjust_this_by_delta): Remove.
3584 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
3586 2012-03-29 Richard Guenther <rguenther@suse.de>
3589 * double-int.h (rshift_double): Remove.
3590 * double-int.c (lshift_double): Use absu_hwi to make count positive.
3591 (rshift_double): Make static, take unsigned count argument,
3592 remove handling of negative count argument.
3593 (double_int_rshift): Dispatch to lshift_double.
3595 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
3597 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
3600 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
3601 (SPEC_X32): Likewise.
3602 (MULTILIB_DEFAULTS): Likewise.
3604 * config/i386/i386.c (isa_opts): Remove -m64.
3605 (ix86_target_string): Properly handle -m32/-m64/-mx32.
3606 (ix86_option_override_internal): Properly
3607 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
3608 handle -m32, -m64 and -mx32.
3610 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
3611 with OPTION_ABI_X32. Moved after TARGET_LP64.
3612 (TARGET_LP64): Changed to OPTION_ABI_64.
3614 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
3615 (mx32): Replace ISA_X32 with ABI_X32.
3617 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
3619 * tree.c (tree_size) <VECTOR_CST>: New case.
3621 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
3623 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
3624 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
3626 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3629 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3630 __builtin_va_start to __builtin_next_arg if the latter is
3631 builtin_decl_explicit_p rather than when it is not.
3634 * tree-vect-generic.c (vector_element): Perform multiplication
3635 for pos in bitsizetype type instead of idx type.
3637 2012-03-28 Richard Guenther <rguenther@suse.de>
3639 * loop-init.c (loop_optimizer_init): If loops are preserved
3640 perform incremental initialization of required loop features.
3641 (loop_optimizer_finalize): If loops are to be preserved only
3642 clean up optional loop features.
3643 (rtl_loop_done): Forcefully free loops here.
3644 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
3645 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
3647 (construct_init_block): Likewise.
3648 (construct_exit_block): Likewise.
3649 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
3650 the CFG after expanding.
3651 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
3652 If we needed to calculate them, free them afterwards.
3653 * tree-pass.h (PROP_loops): New define.
3654 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
3655 * basic-block.h (CLEANUP_CFG_CHANGED): New.
3656 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
3657 (cleanup_cfg): If we did something and have loops around, fix them up.
3658 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
3659 with CLEANUP_CFG_CHANGED.
3660 * cfghooks.c (merge_blocks): If we merge a loop header into
3661 its predecessor, update the loop structure.
3662 (duplicate_block): If we copy a loop latch, adjust loop state
3663 to note we may have multiple latches.
3664 (delete_basic_block): Mark loops for fixup if we remove a loop.
3665 * cfganal.c (forwarder_block_p): Protect loop latches, headers
3667 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
3668 (cfg_layout_can_merge_blocks_p): Likewise.
3669 * cprop.c (bypass_block): If we create a loop with multiple
3670 entries, mark it for removal.
3671 * except.c (emit_to_new_bb_before): Add the new basic-block
3673 * tree-eh.c (lower_resx): Likewise.
3674 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
3675 (expand_omp_taskreg): Likewise.
3676 * tree-inline.c (initialize_cfun): Likewise.
3677 * tree-mudflap.c (add_bb_to_loop): Prototype.
3678 (mf_build_check_statement_for): Properly add new basic-blocks
3680 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
3681 if we remove a loop.
3682 (thread_through_loop_header): Likewise.
3683 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
3684 new basic-blocks to existing loops.
3685 (expand_transaction): Likewise.
3686 * Makefile.in (except.o): Add $(CFGLOOP_H).
3688 (cgraph.o): Likewise.
3689 (cprop.o): Likewise.
3690 (cfgexpand.o): Likewise.
3691 (cfganal.o): Likewise.
3692 (trans-mem.o): Likewise.
3693 (tree-eh.o): Likewise.
3695 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3698 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3699 (avr_builtin_decl): New static function.
3700 (struct avr_builtin_description, avr_bdesc): Move up.
3701 Add GTY marker. Add field fndecl. Remove redundant field id.
3702 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3703 (avr_expand_builtin): Code cleanup because .id is removed.
3705 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3708 * config.gcc (tm_file): Remove avr/multilib.h.
3710 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
3712 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3713 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3714 * config/avr/t-avr: Remove generation of multilib.h.
3715 * config/avr/t-multilib: Regenerate.
3716 * config/avr/multilib.h: Remove.
3717 * config/avr/avr.opt (-msp8): New option.
3718 (avr_sp8): New variable.
3719 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3720 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3721 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3722 (avr_device_to_sp8): New prototype.
3723 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3724 (DRIVER_SELF_SPECS): New define.
3725 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3726 __AVR_SP8__, __AVR_HAVE_SPH__.
3727 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3728 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3729 (avr_file_start): Ditto.
3731 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3734 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3735 instead of 8 in adjust_address.
3737 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3740 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3743 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
3746 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
3747 Rearrange conditional logic. Move displacement address calculations
3749 (sh_find_mov_disp_adjust): ... this new function.
3751 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
3753 * config/arm/arm.opt (mapcs): Remove MaskExists.
3754 * config/cris/linux.opt (mno-gotplt): Likewise.
3755 * config/i386/i386.opt (mhard-float): Likewise.
3757 (mno-sse4): Likewise.
3758 * config/m68k/m68k.opt (mhard-float): Likewise.
3759 * config/mep/mep.op (mcop32): Likewise.
3760 * config/pa/pa-hpux.opt (msio): Likewise.
3761 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
3762 * config/picochip/picochip.opt (mlittle): Likewise.
3763 * config/sh/sh.opt (mrenesas): Likewise.
3764 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
3765 * config/sparc/sparc.opt (mhard-float): Likewise.
3766 * config/v850/v850.opt (mv850es): Likewise.
3767 * config/vax/vax.opt (mg-float): Likewise.
3769 2012-03-27 Martin Jambor <mjambor@suse.cz>
3772 * tree-sra.c (sra_modify_assign): Do not call
3773 load_assign_lhs_subreplacements when working with an unscalarizable
3776 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3779 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3781 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3782 * config/i386/i386.c: Include reload.h.
3783 (ix86_legitimize_reload_address): New function.
3785 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
3787 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
3788 hasn't been allocated. Define a target macro for Mask and
3789 InverseMask if it hasn't been defined. Remove MaskExists handling.
3791 * doc/options.texi: Remove MaskExists.
3793 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3796 * config/sh/sh.c (find_barrier): Add equality check of last_got
3797 to avoid going above orig insn. Update comments.
3799 2012-03-27 Richard Guenther <rguenther@suse.de>
3802 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3805 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3807 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3808 of a unit before computing the offset in units.
3809 * expr.c (get_bit_range): Return the null range if the enclosing record
3810 is part of a larger bit field.
3812 2012-03-27 Tristan Gingold <gingold@adacore.com>
3814 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
3815 * config/ia64/ia64.md: Remove mode in template.
3816 Sign extend operand in expand_simple_binop.
3817 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
3818 CASE_VECTOR_MODE instead of TARGET_ILP32.
3819 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
3821 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
3823 * varasm.c (assemble_external): #if 0 out the new assert from the
3824 previous commit, it breaks the Java and Go front ends.
3826 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
3828 * toplev.c (check_global_declaration_1): Do not call assemble_external.
3829 * expr.c (emit_block_move_libcall_fn): Likewise.
3830 (clear_storage_libcall_fn): Likewise.
3831 (expand_expr_addr_expr_1): Likewise.
3832 (expand_expr_real_1): Likewise.
3833 * calls.c (rtx_for_function_call): Likewise.
3835 * varasm.c (assemble_external): Assert this function is only called
3836 during or after expanding to RTL.
3838 2012-03-26 Martin Jambor <mjambor@suse.cz>
3840 PR tree-optimization/50052
3841 * tree-sra.c (tree_non_aligned_mem_p): Removed.
3842 (tree_non_aligned_mem_for_access_p): Likewise.
3843 (build_accesses_from_assign): Removed strict alignment requirements
3845 (access_precludes_ipa_sra_p): Likewise.
3847 2012-03-26 Richard Guenther <rguenther@suse.de>
3849 PR tree-optimization/52701
3850 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3851 compute and set the evolution part of PHI nodes.
3853 2012-03-26 Richard Guenther <rguenther@suse.de>
3855 PR tree-optimization/52721
3856 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
3858 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
3860 PR tree-optimization/52686
3861 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
3864 2012-03-26 Tristan Gingold <gingold@adacore.com>
3866 * config/alpha/vms.h (LINK_SPEC): Simplify.
3867 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
3868 (NAME__MAIN, SYMBOL__MAIN): Remove.
3869 (VMS_DEBUG_MAIN_POINTER): Remove.
3870 * config/ia64/vms.h: Likewise.
3871 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
3872 code to vms.c. Call vms_start_function.
3873 * config/ia64/ia64.c (ia64_start_function): Likewise.
3874 * config/vms/vms-protos.h (vms_start_function): Declare.
3875 * config/vms/vms.c (vms_start_function): New function.
3876 * config/vms/vms.h (MATH_LIBRARY): Define.
3877 (VMS_DEBUG_MAIN_POINTER): Define.
3879 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
3881 PR rtl-optimization/52629
3882 * reload1.c (count_pseudo): Short-circuit common case.
3883 (count_spilled_pseudo): Return early for pseudos without hard regs.
3884 Assert that the pseudo has got a hard reg before manipulating it.
3886 2012-03-24 Jan Hubicka <jh@suse.cz>
3889 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
3890 (decide_is_variable_needed): Do not handle toplevel reorder here.
3891 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
3892 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
3895 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3897 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
3898 and str_bitsize instead of more convoluted expressions.
3900 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3903 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3905 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3908 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
3910 2012-03-23 Martin Jambor <mjambor@suse.cz>
3912 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
3914 2012-03-23 Richard Guenther <rguenther@suse.de>
3916 PR tree-optimization/52678
3917 * tree-vectorizer.h (struct _stmt_vec_info): Add
3918 loop_phi_evolution_part member.
3919 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3920 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3921 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3922 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3923 Use the cached evolution part and the PHI nodes value from
3924 the loop preheader edge instead of re-analyzing the evolution.
3926 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3928 * config/mips/mips-tables.opt: Update.
3929 * config/mips/mips.md (processor): Add xlp.
3930 * config/mips/mips-cpus.def: Add xlp.
3931 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
3933 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
3934 * doc/invoke.texi: Mention XLP.
3936 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3939 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3940 on any new_local_var_chain vars declared during recursing on
3941 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3943 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
3945 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
3946 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
3947 (ASM_OUTPUT_LOCAL): Ditto.
3948 (ASM_OUTPUT_COMMON): Remove.
3949 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
3950 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
3952 2012-03-22 Jan Hubicka <jh@suse.cz>
3955 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
3957 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
3958 * ipa-inline-transform.c (save_inline_function_body): Remove
3959 copied clone if needed.
3960 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
3962 2012-03-22 Richard Guenther <rguenther@suse.de>
3965 * fold-const.c (fold_ternary_loc): Fix typo.
3967 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3970 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3971 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3972 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3973 (delay_cycles_1, delay_cycles_2): Ditto.
3974 (delay_cycles_3, delay_cycles_4): Ditto.
3975 (nopv, *nopv): Ditto.
3976 (sleep, *sleep): Ditto.
3979 2012-03-22 Richard Guenther <rguenther@suse.de>
3981 PR tree-optimization/52548
3982 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
3983 because of clobbers.
3984 (prune_clobbered_mems): New function.
3985 (compute_antic_aux): Use it to prune ANTIC_OUT.
3986 (compute_partial_antic_aux): Use it to prune PA_IN.
3987 (compute_avail): Only insert expressions into EXP_GEN that are not
3988 invalidated when translated up to the beginning of the block.
3990 2012-03-22 Richard Guenther <rguenther@suse.de>
3992 PR tree-optimization/52638
3993 * tree-vect-stmts.c (vect_init_vector_1): New function, split
3995 (vect_init_vector): ... here. Handle scalar vector inits.
3996 (vect_get_vec_def_for_operand): Adjust.
3997 (vectorizable_load): Likewise.
3999 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
4001 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
4002 (alpha*-*-freebsd*): Ditto.
4003 (alpha*-*-netbsd*): Ditto.
4004 (alpha*-*-openbsd*): Ditto.
4005 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
4006 (DWARF2_DEBUGGING_INFO): Remove.
4007 (PREFERRED_DEBUGGING_TYPE): Remove.
4008 (ASM_FINAL_SPEC): Remove.
4009 (IDENT_ASM_OP): Remove.
4010 (ASM_OUTPUT_IDENT): Remove.
4011 (SKIP_ASM_OP): Remove.
4012 (ASM_OUTPUT_SKIP): Remove.
4013 (ALIGN_ASM_OP): Remove.
4014 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4015 (ASM_OUTPUT_CASE_LABEL): Remove.
4016 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
4017 (COMMON_ASM_OP): Remove.
4018 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
4019 (ASCII_DATA_ASM_OP): Remove.
4020 (READONLY_DATA_SECTION_ASM_OP): Remove.
4021 (INIT_SECTION_ASM_OP): Remove.
4022 (FINI_SECTION_ASM_OP): Remove.
4023 (ASM_SECTION_START_OP): Remove.
4024 (ASM_OUTPUT_SECTION_START_FILE): Remove.
4025 (TARGET_ASM_NAMED_SECTION): Remove.
4026 (TARGET_ASM_SELECT_SECTION): Remove.
4027 (MAKE_DECL_ONE_ONLY): Remove.
4028 (TYPE_ASM_OP): Remove.
4029 (SIZE_ASM_OP): Remove.
4030 (ASM_WEAKEN_LABEL): Remove.
4031 (TYPE_OPERAND_FMT): Remove.
4032 (ASM_DECLARE_RESULT): Remove.
4033 (ASM_DECLARE_OBJECT_NAME): Remove.
4034 (ASM_FINISH_DECLARE_OBJECT): Remove.
4035 (ELF_ASCII_ESCAPES): Remove.
4036 (ELF_STRING_LIMIT): Remove.
4037 (STRING_ASM_OP): Remove.
4038 (ASM_OUTPUT_EXTERNAL): Remove.
4039 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
4040 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
4042 (ASM_DECLARE_FUNCTION_NAME): Ditto.
4043 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
4044 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
4045 (ASM_OUTPUT_SKIP): Ditto.
4046 (READONLY_DATA_SECTION_ASM_OP): Remove.
4047 (USER_LABEL_PREFIX): Remove.
4048 (ASM_OUTPUT_ASCII): Remove.
4049 (ASM_OUTPUT_CASE_LABEL): Remove.
4050 (NO_DOLLAR_IN_LABEL): Undefine.
4052 2012-03-22 Richard Guenther <rguenther@suse.de>
4054 PR tree-optimization/52459
4055 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
4056 PHI insertion for calls.
4058 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
4060 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
4061 find_sets_in_insn, canonicalize_insn): Split out from ...
4062 (cse_insn): ... here.
4063 (invalidate_from_clobbers): Take an insn instead of the pattern.
4065 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
4068 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
4069 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
4070 * config/sh/sh.md (sindf2, cosdf2): Remove.
4072 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
4075 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
4076 prologue for unwinder and profiler.
4078 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4080 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4081 Introduce emul_name to select the right linker emulation for
4082 powerpc64-*-freebsd*.
4083 * configure: Regenerate.
4084 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4085 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4086 * config/rs6000/freebsd64.h: New file.
4087 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4089 (rs6000_savres_strategy): Likewise.
4090 (rs6000_savres_routine_name): Likewise.
4091 (rs6000_elf_file_end): Likewise.
4092 * config/rs6000/t-freebsd64: New file.
4093 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4094 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4096 * config/rs6000/freebsd64.h: Remove duplicated entries from last
4098 * config/rs6000/t-freebsd64: Likewise.
4100 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
4102 PR rtl-optimization/52543
4104 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4105 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4106 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4107 (avr_load_libgcc_p): Restrict to __flash loads.
4108 (avr_out_lpm): Only handle 1-byte loads from __flash.
4109 (avr_load_lpm): New function.
4110 (avr_find_unused_d_reg): Remove.
4111 (avr_out_lpm_no_lpmx): Remove.
4112 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4113 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4114 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4115 (load_<mode>, load_<mode>_clobber): New insns.
4116 (mov<mode>): For multi-byte move from non-generic
4117 16-bit address spaces: Expand to load_<mode> resp.
4118 load_<mode>_clobber.
4119 (load<mode>_libgcc): Remove expander.
4120 (split-lpmx): Remove split.
4122 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
4124 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
4125 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
4126 All callers changed.
4127 (Fixed_core_reg): New feature.
4128 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
4130 * neon-testgen.ml: Handle Fixed_core_reg.
4132 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
4134 * config/arm/arm.c (thumb2_reorg): Add complete support
4135 for 16-bit instructions.
4136 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
4138 2012-03-21 Richard Guenther <rguenther@suse.de>
4140 PR tree-optimizer/52636
4141 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
4142 to the appropriate type.
4144 2012-03-21 Richard Guenther <rguenther@suse.de>
4146 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
4148 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
4149 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
4150 * passes.c (init_optimization_passes): Remove pass_init_function,
4151 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
4152 * tree-pass.h (pass_init_function): Remove.
4153 (pass_jump): Remove.
4154 (pass_initial_value_sets): Remove.
4155 (pass_unshare_all_rtl): Remove.
4156 * integrate.c (pass_initial_value_sets): Remove.
4157 * emit-rtl.c (pass_unshare_all_rtl): Remove.
4158 * tree.h (init_function_for_compilation): Remove.
4159 * function.c (init_function_for_compilation): Remove.
4160 (pass_init_function): Remove.
4161 * cfgcleanup.c (rest_of_handle_jump): Remove.
4162 (pass_jump): Remove.
4164 2012-03-20 Jason Merrill <jason@redhat.com>
4166 * tree-streamer-in.c (streamer_alloc_tree): Call
4167 ggc_alloc_zone_cleared_tree_node instead of
4168 ggc_alloc_zone_cleared_tree_node_stat.
4170 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
4172 * doc/extend.texi (Template Instantiation): Remove anachronisms.
4174 2012-03-20 Jakub Jelinek <jakub@redhat.com>
4177 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
4178 (ix86_expand_vec_perm_const_1): Call it.
4180 * config/i386/i386.c (vselect_insn): New variable.
4181 (init_vselect_insn): New function.
4182 (expand_vselect, expand_vselect_insn): Add testing_p argument.
4183 Call init_vselect_insn if vselect_insn is NULL. Adjust
4184 PATTERN (vselect_insn), instead of creating a new insn each time,
4185 only emit a copy of it if not testing and recog has been successful.
4186 (expand_vec_perm_pshufb, expand_vec_perm_1,
4187 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
4191 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
4192 ("enabled" attribute): Handle avx2 and noavx2 isas.
4193 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
4195 (vec_dup<mode>): Add avx2 =x,x alternative.
4196 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
4197 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
4198 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
4199 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
4201 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
4202 if possible, handle also V8SFmode.
4204 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
4206 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
4207 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
4208 reg_or_zero_operand predicate.
4209 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
4211 2012-03-20 Jakub Jelinek <jakub@redhat.com>
4213 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
4214 If operand isn't UNSPEC, return 0.
4216 2012-03-20 Richard Guenther <rguenther@suse.de>
4218 * tree-pass.h (pass_rtl_eh): Remove.
4219 * except.c (gate_handle_eh): Likewise.
4220 (rest_of_handle_eh): Likewise.
4221 (pass_rtl_eh): Likewise.
4222 (finish_eh_generation): Export.
4223 * except.h (finish_eh_generation): Declare.
4224 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
4225 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
4226 after expanding stack alignment. Instead of compacting blocks
4229 2012-03-20 Richard Guenther <rguenther@suse.de>
4231 * stor-layout.c (finish_bitfield_representative): Fallback
4232 to conservative maximum size if the padding up to the next
4233 field cannot be computed as a constant.
4234 (finish_bitfield_layout): If we cannot compute the distance
4235 between the start of the bitfield representative and the
4236 bitfield member start a new representative.
4237 * expr.c (get_bit_range): The distance between the start of
4238 the bitfield representative and the bitfield member is zero
4239 if the field offsets are not constants.
4241 2012-03-20 Tristan Gingold <gingold@adacore.com>
4243 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
4244 convert in lowercase.
4245 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
4246 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
4247 * stor-layout.c (sizetype_tab): Adjust.
4248 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
4249 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
4250 instead of type_kind_last.
4251 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
4252 instead of size_int_kind.
4253 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
4254 * doc/tm.texi: Regenerate.
4255 * defaults.h (SIZETYPE): Provide a default value.
4256 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
4259 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
4261 * config/sh/sh.md: Use braced string notation where applicable.
4263 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
4265 * config/i386/i386.md (allocate_stack): Simplify.
4267 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
4269 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
4270 copy_to_mode_reg (Pmode, ...).
4271 (expand_builtin_frame_address): Ditto.
4272 * expr.c (emit_block_move_via_libcall): Ditto.
4273 (set_storage_via_libcall): Ditto.
4275 * config/i386/i386.c (ix86_expand_movmem): Ditto.
4276 (ix86_expand_setmem): Ditto.
4277 (ix86_trampoline_init): DItto.
4278 * config/i386/i386.md (cmpstrnsi): Ditto.
4280 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
4282 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
4283 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
4284 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
4285 (SH Options): Likewise.
4287 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
4289 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
4290 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
4291 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
4292 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
4293 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
4296 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4298 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
4299 * config/i386/i386.c (ix86_decompose_address): Use
4300 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
4301 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
4302 thread pointer to a register.
4305 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
4307 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
4308 if Pmode != word_mode.
4309 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
4310 Pmode == SImode for TARGET_X32.
4312 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
4313 (tls_initial_exec_x32): Likewise.
4315 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
4318 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
4319 DISP_ADDR_OFFSET): New macros.
4320 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
4321 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
4322 (sh_legitimize_address): Add QImode displacement handling.
4323 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
4325 (sh_secondary_reload): Add QImode displacement handling.
4326 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
4327 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
4328 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
4329 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
4330 to register operands only.
4331 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
4332 (extendqihi2): Change insn to expander.
4333 (*extendqihi2_compact_reg): New insn.
4334 (movqi_i, movqi): Replace with ...
4335 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
4336 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
4337 Add new peepholes for QImode displacement addressing.
4339 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
4342 * doc/invoke.texi: Document -Wuseless-cast.
4344 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
4346 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
4347 * tree.h (handled_component_p): Reorder cases.
4348 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
4349 not initialize unsignedp.
4350 (loc_list_from_tree): Likewise.
4351 (fortran_common): Likewise.
4352 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
4354 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
4356 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
4357 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
4358 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
4359 (ix86_split_long_move): Ditto.
4360 (legitimize_tls_address): Use ix86_gen_sub3.
4361 (construct_plt_address): Assert that Pmode == DImode.
4363 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
4365 * config/i386/i386.md: Remove empty predicates and/or constraints.
4366 * config/i386/sync.md: Ditto.
4367 * config/i386/sse.md: Ditto.
4368 * config/i386/mmx.md: Ditto.
4369 * config/i386/pentium.md: Ditto.
4370 * config/i386/athlon.md: Ditto.
4372 2012-03-16 Richard Guenther <rguenther@suse.de>
4374 PR tree-optimization/52603
4375 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
4379 2012-03-14 Richard Guenther <rguenther@suse.de>
4381 PR tree-optimization/52571
4382 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
4383 flag_section_anchors check ...
4384 (vect_can_force_dr_alignment_p): ... here.
4386 2012-03-16 Martin Jambor <mjambor@suse.cz>
4388 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
4389 memory through MEM_REFs by calling extract_bit_field.
4391 2012-03-16 Richard Guenther <rguenther@suse.de>
4393 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
4394 and REFERENCE_TYPE interpretations.
4395 (can_native_interpret_type_p): New function.
4396 (fold_ternary_loc): Use native encode/interpret to fold
4397 BIT_FIELD_REFs of constants.
4399 2012-03-16 Richard Guenther <rguenther@suse.de>
4402 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
4403 of vector constants and constructors.
4405 2012-03-16 Richard Guenther <rguenther@suse.de>
4407 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
4408 VIEW_CONVERT_EXPR to convert constants.
4409 (vect_is_simple_use): Treat all constants as vec_constant_def.
4411 2012-03-16 Richard Guenther <rguenther@suse.de>
4412 Kai Tietz <ktietz@redhat.com>
4415 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
4416 side-effects completely in the pre-queue and use a temporary
4419 2012-03-16 Richard Guenther <rguenther@suse.de>
4421 * stor-layout.c (finish_bitfield_representative): Fall back
4422 to the conservative maximum size if we cannot compute the
4423 size of the tail padding.
4425 2012-03-16 Tristan Gingold <gingold@adacore.com>
4427 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
4428 __CRTL_VER and __VMS_VER.
4429 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
4430 and vms_c_get_vms_ver.
4431 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
4433 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
4434 (VMS_DEFAULT_VMS_VER): Define.
4435 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
4436 (VMS_DEFAULT_VMS_VER): Define.
4438 2012-03-16 Richard Guenther <rguenther@suse.de>
4440 * tree-vect-loop.c (get_initial_def_for_induction): Use
4441 build_constructor directly.
4442 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
4443 build_vector_from_val.
4444 * tree.c (build_vector_from_val): Avoid creating a constructor
4445 first when we want a constant vector.
4447 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4449 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4451 2012-03-16 Richard Guenther <rguenther@suse.de>
4453 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
4454 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
4455 (struct tree_vector): Remove elements member, add variable size
4457 (build_vector_stat): Declare.
4458 (build_vector): Define in terms of build_vector_stat.
4459 * tree.c (build_vector): Rename to ...
4460 (build_vector_stat): ... this. Take array of trees as parameter.
4461 (build_vector_from_ctor): Adjust.
4462 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
4463 initializer_zerop): Adjust.
4464 * cfgexpand.c (expand_debug_expr): Likewise.
4465 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
4466 const_vector_from_tree): Likewise.
4467 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
4468 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
4469 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
4470 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
4471 (lto_input_ts_vector_tree_pointers): Adjust.
4472 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
4473 (write_ts_vector_tree_pointers): Adjust.
4474 * varasm.c (const_hash_1, compare_constant, copy_constant,
4475 output_constant): Adjust.
4476 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
4477 * print-tree.c (print_node): Adjust.
4478 * tree-pretty-print.c (dump_generic_node): Adjust.
4479 * tree-vect-generic.c (uniform_vector_p, vector_element,
4480 lower_vec_perm): Adjust.
4481 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
4482 * tree-vect-slp.c (vect_get_constant_vectors,
4483 vect_transform_slp_perm_load): Adjust.
4484 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
4485 * expmed.c (make_tree): Adjust.
4486 * config/i386/i386.c (ix86_expand_builtin): Adjust.
4487 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
4489 (sparc_fold_builtin): Adjust.
4491 2012-03-16 Tristan Gingold <gingold@adacore.com>
4493 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
4494 * config/vms/vms-stdint.h: New file.
4496 2012-03-16 Tristan Gingold <gingold@adacore.com>
4498 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
4499 (ia64-hp-*vms*): Replaced by ...
4500 (*-*-*vms*): ... This new entry.
4502 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4505 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
4506 (ix86_expand_vec_perm_const_1): Use it.
4509 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
4510 (avx2_permv4df): Remove.
4511 (avx2_permv4di): Macroize into...
4512 (avx2_perm<mode>): ... this using VI8F_256 iterator.
4513 (avx2_permv4di_1): Macroize into...
4514 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
4516 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
4518 * combine.c (apply_distributive_law): Do not distribute SUBREG.
4520 2012-03-15 Ira Rosen <irar@il.ibm.com>
4521 Ulrich Weigand <ulrich.weigand@linaro.org>
4523 * tree-vect-patterns.c (widened_name_p): Rename to ...
4524 (type_conversion_p): ... this. Add new argument to determine
4525 if it's a promotion or demotion operation. Check for
4526 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
4527 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
4529 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
4530 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
4532 (vect_recog_mixed_size_cond_pattern): Likewise and allow
4533 non-constant then and else clauses.
4535 2012-03-15 Ira Rosen <irar@il.ibm.com>
4536 Ulrich Weigand <ulrich.weigand@linaro.org>
4538 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
4539 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
4541 * tree-vect-patterns.c (widened_name_p): Pass basic block
4542 info to vect_is_simple_use.
4543 (vect_recog_dot_prod_pattern): Fail for basic blocks.
4544 (vect_recog_widen_sum_pattern): Likewise.
4545 (vect_handle_widen_op_by_const): Support basic blocks.
4546 (vect_operation_fits_smaller_type,
4547 vect_recog_over_widening_pattern): Likewise.
4548 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
4549 Update call to vect_is_simple_use.
4550 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
4552 (check_bool_pattern): Add an argument, update call to
4553 vect_is_simple_use and the recursive calls.
4554 (vect_recog_bool_pattern): Update relevant function calls.
4556 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
4557 (vect_pattern_recog_1): Check for reduction only in loops.
4558 (vect_pattern_recog): Add new argument. Support basic blocks.
4559 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
4560 info to vect_is_simple_use_1.
4561 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
4562 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
4564 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4565 Andrew Pinski <apinski@cavium.com>
4568 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4569 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4570 calls instead of __builtin_ir{int,ound}*.
4572 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4574 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
4577 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4579 * config.gcc (target_type_format_char): New. Document it. Set it for
4581 * configure.ac (gnu_unique_option): Use target_type_format_char
4582 in test. Comment rationale.
4583 * configure: Regenerate .
4585 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4587 PR tree-optimization/52267
4588 * tree-vrp.c (masked_increment): New function.
4589 (register_edge_assert_for_2): Derive ASSERT_EXPRs
4590 from (X & CST1) cmp CST2 tests.
4592 2012-03-15 Richard Guenther <rguenther@suse.de>
4595 * tree-data-ref.c (subscript_dependence_tester_1): Check
4596 all dimensions for non-conflicting access functions.
4598 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4601 * doc/invoke.texi [C++ Language Options]: Document
4602 -ftemplate-backtrace-limit.
4604 2012-03-15 Tristan Gingold <gingold@adacore.com>
4606 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
4609 2012-03-15 Tristan Gingold <gingold@adacore.com>
4611 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
4612 use DW_OP_call_frame_cfa.
4614 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
4617 * config/i386/i386-opts.h (pmode): New.
4619 * config/i386/i386.c (ix86_option_override_internal): Properly
4620 check and set ix86_pmode.
4622 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
4624 * config/i386/i386.opt (maddress-mode=): New.
4626 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
4628 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4630 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
4631 (dwarf2out_do_cfi_asm): Likewise.
4632 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
4634 (add_data_member_location_attribute): Likewise.
4635 (gen_array_type_die): Likewise.
4636 (gen_subprogram_die): Likewise.
4637 (gen_producer_string): Likewise.
4638 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
4639 Remove MIPS_DEBUGGING_INFO handling.
4640 (sdb_debug_hooks): Likewise.
4641 (sdbout_begin_block): Likewise.
4642 (sdbout_end_block): Likewise.
4643 (sdbout_begin_prologue): Likewise.
4644 (sdbout_start_source_file): Likewise.
4645 (sdbout_end_source_file): Likewise.
4646 (sdbout_init): Likewise.
4647 * system.h (MIPS_DEBUGGING_INFO): Poison.
4649 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4651 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
4652 (alpha_file_start) [MS_STAMP]: Remove.
4654 * config/alpha/elf.h (TARGET_GAS): Remove.
4655 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
4656 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
4657 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
4658 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
4659 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
4660 (alpha*-*-freebsd*): Likewise.
4661 (alpha*-*-netbsd*): Likewise.
4662 (alpha*-*-openbsd*): Likewise.
4663 (alpha*-*-*): Remove target_cpu_default2.
4664 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
4666 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
4667 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
4668 * config/alpha/alpha.c (print_operand): Always assume
4669 TARGET_AS_SLASH_BEFORE_SUFFIX.
4670 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
4671 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
4672 ("*builtin_setjmp_receiver_er_1"): Remove.
4673 * config/alpha/alpha.opt (malpha-as): Remove.
4675 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
4677 Remove DEC Unix reference.
4679 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
4680 (EXTENDED_COFF): Remove.
4681 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
4682 (EXTENDED_COFF): Don't undef.
4683 * config/alpha/alpha.c (alpha_file_start): Always assume
4685 Don't set targetm.asm_file_start_file_directive.
4686 [!OBJECT_FORMAT_ELF]: Remove.
4687 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
4689 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
4690 (DBX_DEBUGGING_INFO): Remove.
4691 (MIPS_DEBUGGING_INFO): Remove.
4692 (PREFERRED_DEBUGGING_TYPE): Remove.
4693 (DBX_OUTPUT_SOURCE_LINE): Remove.
4694 (SDB_OUTPUT_SOURCE_LINE): Remove.
4695 (DBX_CONTIN_LENGTH): Remove.
4696 (NO_DBX_FUNCTION_END): Remove.
4697 (ASM_STABS_OP): Remove.
4698 (ASM_STABN_OP): Remove.
4699 (ASM_STABD_OP): Remove.
4700 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
4701 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
4702 (PUT_SDB_DEF): Remove.
4703 (PUT_SDB_PLAIN_DEF): Remove.
4704 (PUT_SDB_TYPE): Remove.
4705 (sdb_label_count): Remove.
4706 (PUT_SDB_BLOCK_START): Remove.
4707 (PUT_SDB_BLOCK_END): Remove.
4708 (PUT_SDB_FUNCTION_START): Remove.
4709 (PUT_SDB_FUNCTION_END): Remove.
4710 (PUT_SDB_EPILOGUE_END): Remove.
4711 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
4712 (MIPS_DEBUGGING_INFO): Don't undef.
4713 (DBX_DEBUGGING_INFO): Don't undef.
4714 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
4715 (MIPS_DEBUGGING_INFO): Don't undef.
4716 (DBX_DEBUGGING_INFO): Don't undef.
4717 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
4718 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
4720 (alpha_start_function): Likewise.
4721 (sdb_label_count): Remove.
4722 (alpha_output_filename): Remove DBX_DEBUG handling.
4723 (alpha_file_start): Likewise.
4725 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4727 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
4728 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
4729 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
4731 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
4732 (ld_tls_support): Remove Solaris 8 references.
4733 (lwp_dir, lwp_spec): Remove support for alternate thread library.
4734 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
4735 * configure: Regenerate.
4736 * config.in: Regenerate.
4738 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
4739 * config/i386/sol2.h: Remove Solaris 8 references.
4741 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
4742 (i?86-*-solaris2.9): ... this.
4743 Remove Solaris 8 references.
4744 (Specific, *-*-solaris2*): Document Solaris 8 removal.
4745 Remove Solaris 8 references.
4747 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4749 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
4750 (mips-sgi-irix6.5*): Remove.
4751 * config.host (mips-sgi-irix*): Remove.
4752 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
4753 (set_have_as_tls): Remove *-*-irix6*.
4754 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
4755 * configure: Regenerate.
4757 * config/mips/iris6.h: Remove.
4758 * config/mips/iris6.opt: Remove.
4759 * config/mips/t-irix6: Remove.
4761 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
4762 (TARGET_IRIX6): Remove.
4763 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
4764 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
4765 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
4767 (mips_file_start): Likewise.
4768 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
4770 * config/mips/driver-native.c [__sgi__]: Remove.
4771 (host_detect_local_cpu) [__sgi__]: Remove.
4773 * config/mips/gnu-user.h: Remove iris5.h reference.
4775 * config/mips/mips-modes.def: Remove IRIX 6 reference.
4776 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
4777 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
4780 * gcc.c (main): Move asm_debug initialization ...
4781 (asm_debug): ... here.
4783 * ginclude/stddef.h (__STDDEF_H__): Don't define.
4785 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
4786 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
4787 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
4788 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
4789 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
4790 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4792 * doc/tm.texi: Regenerate.
4794 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
4796 (MIPS Options, -march): Remove IRIX reference.
4797 * doc/install.texi (Binaries, SGI IRIX): Remove.
4798 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
4800 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
4802 2012-03-14 Martin Jambor <mjambor@suse.cz>
4804 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
4805 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
4806 (expand_expr_real_1): Do not handle misalignment if modifier is
4809 2012-03-14 Richard Guenther <rguenther@suse.de>
4812 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4813 element type instead of mode, use build_vector_type_for_mode
4814 instead of the langhook, build a vector of proper signedness.
4815 (expand_vector_operations_1): Adjust.
4817 2012-03-14 Richard Guenther <rguenther@suse.de>
4820 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
4821 a cgraph node for a FUNCTION_DECL that comes from a constructor.
4822 (gimple_get_virt_method_for_binfo): Likewise.
4824 2012-03-14 Richard Guenther <rguenther@suse.de>
4826 PR tree-optimization/52571
4827 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
4828 flag_section_anchors check ...
4829 (vect_can_force_dr_alignment_p): ... here. Do not re-align
4830 DECL_COMMON variables.
4832 2012-03-14 Richard Guenther <rguenther@suse.de>
4834 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
4835 * stor-layout.c (start_bitfield_representative): New function.
4836 (finish_bitfield_representative): Likewise.
4837 (finish_bitfield_layout): Likewise.
4838 (finish_record_layout): Call finish_bitfield_layout.
4839 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
4840 for QUAL_UNION_TYPE fields.
4841 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4842 Stream DECL_BIT_FIELD_REPRESENTATIVE.
4843 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4848 * expr.c (get_bit_range): Unconditionally extract bitrange
4849 from DECL_BIT_FIELD_REPRESENTATIVE.
4850 (expand_assignment): Adjust call to get_bit_range.
4852 2012-03-14 Richard Guenther <rguenther@suse.de>
4855 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
4856 the outermost conversion is a sign-change only.
4857 (fold_binary_loc): Disregard widening and sign-changing
4858 conversions when we determine if two variables are equal
4860 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
4861 (T1)x if the outermost conversion is a sign-change only.
4863 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
4866 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
4868 * config/i386/predicates.md (constant_call_address_operand): Declare
4869 as special predicate. Update all uses.
4871 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4874 * c-parser.c (c_parser_postfix_expression)
4875 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4877 * config/i386/smmintrin.h: Avoid /* within a comment.
4878 * config/i386/nmmintrin.h: Likewise.
4880 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4882 * config/i386/i386.md (xbegin): Remove constraint from expander.
4884 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4886 * config/i386/predicates.md (constant_call_address_operand): Declare
4887 as special predicate. Update all uses.
4888 * config/i386/i386.md: Remove mode from constant_call_address_operand
4890 * config/i386/i386.c (ix86_output_call_insn): Call
4891 constant_call_address_operand with VOIDmode.
4893 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4895 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
4896 AND zero extended address correctly.
4898 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4900 * config/i386/predicates.md (tls_symbolic_operand): Declare as
4902 (tls_modbase_operand): Ditto.
4903 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
4904 tls_modbase_operand predicates.
4906 2012-03-13 Martin Jambor <mjambor@suse.cz>
4908 * expr.c (expand_assignment): Handle misaligned scalar writes to
4909 memory through top-level MEM_REFs by calling store_bit_field.
4911 2012-03-13 Richard Guenther <rguenther@suse.de>
4914 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
4915 if Y is a constant multiple of 1 << CST.
4917 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
4920 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4921 offset (size) to a value the insns can deal with.
4922 (expand_epilogue): Ditto.
4924 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4926 * config/arm/neon.ml (ops): Fixup expected instructions for
4927 unsigned vector compares.
4929 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4931 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
4932 addresses only when %reg is not in word mode.
4934 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4936 * config/microblaze/microblaze.md: Fix typo.
4937 * tree-if-conv.c: Likewise.
4938 * tree-vect-patterns.c: Likewise.
4940 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4942 * config.gcc (extra_passes): Remove.
4943 * configure.ac (extra_passes): Don't substitute.
4944 * configure: Regenerate.
4945 * Makefile.in (EXTRA_PASSES): Remove.
4946 (GCC_PASSES): Remove $(EXTRA_PASSES).
4947 (MOSTLYCLEANFILES): Likewise.
4949 (install-common): Likewise.
4951 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4953 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
4954 * config/i386/i386.c (ix86_decompose_address): Use
4955 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
4956 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
4957 thread pointer to a register.
4959 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
4961 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
4962 on tls_symbolic_operand.
4963 (tls_global_dynamic_64_<mode>): Likewise.
4965 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4968 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4969 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4971 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4974 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4975 type from reg_class_t to enum reg_class.
4976 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4978 2012-03-12 Andrew Pinski <apinski@cavium.com>
4980 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
4981 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
4982 (value_replacement): Likewise.
4983 (empty_block_p): Check also if the PHIs for the block are empty.
4985 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4988 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4989 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4990 r184615 from 2012-02-28.
4992 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
4994 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
4995 (ix86_gen_tls_local_dynamic_base_64): Likewise.
4996 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
4997 and ix86_gen_tls_local_dynamic_base_64.
4998 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
4999 ix86_gen_tls_local_dynamic_base_64.
5001 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
5002 (*tls_global_dynamic_64_<mode>): This.
5003 (tls_global_dynamic_64): Renamed to ...
5004 (tls_global_dynamic_64_<mode>): This.
5005 (*tls_local_dynamic_base_64): Renamed to ...
5006 (*tls_local_dynamic_base_64_<mode>): This.
5007 (tls_local_dynamic_base_64): Renamed to ...
5008 (tls_local_dynamic_base_64_<mode>): This.
5010 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
5012 * config/i386/i386.c (ix86_option_override_internal): Properly
5013 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
5014 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
5015 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
5016 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
5018 * config/i386/sse.md (sse3_monitor64): Renamed to ...
5019 (sse3_monitor64_<mode>): This.
5021 2012-03-12 Tristan Gingold <gingold@adacore.com>
5023 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
5024 (ia64_function_arg_advance): Ditto.
5026 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5028 * config.gcc (mips*-*-openbsd*): Remove.
5029 * config/mips/openbsd.h: Remove.
5030 * config/mips/sdb.h: Remove.
5032 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
5033 * config/mips/mips.c (sdb_label_count): Remove.
5034 (mips_debugger_offset): Remove #if 0 code.
5035 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
5036 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
5038 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5040 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5042 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5043 Update binutils references.
5044 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5045 Update binutils reference.
5046 Update Sun as/GNU ld caveat.
5047 Document binutils largefile requirement for LTO plugin.
5048 Remove reference to alternate libpthread.
5050 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5052 * config.gcc (alpha*-dec-osf5.1*): Remove.
5053 * config.host (alpha*-dec-osf*): Remove.
5054 * configure.ac (*-*-osf*): Remove.
5055 (alpha*-dec-osf*): Remove.
5056 * configure: Regenerate.
5058 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
5059 config/alpha/va_list.h, config/alpha/x-osf: Remove.
5061 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
5062 * config/alpha/alpha.c (struct machine_function): Update comment.
5063 (alpha_start_function): Remove Tru64 UNIX as handling for
5065 * config/alpha/alpha.md ("exception_receiver"): Remove
5066 TARGET_LD_BUGGY_LDGP.
5067 ("*exception_receiver_2"): Likewise.
5068 * except.c (finish_eh_generation): Remove Tru64 reference.
5069 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
5070 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
5071 * target.def (handle_pragma_extern_prefix): Remove.
5073 * Makefile.in (mips-tfile.o-warn): Remove.
5074 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
5075 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
5076 * mips-tdump.c, mips-tfile.c: Remove.
5078 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
5080 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
5081 (Specific, alpha*-dec-osf5.1): Note removal.
5082 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
5084 * doc/tm.texi: Regenerate.
5085 * doc/trouble.texi (Cross-Compiler Problems): Remove.
5087 2012-03-12 Richard Guenther <rguenther@suse.de>
5089 * config/arm/arm.c (neon_dereference_pointer): Do not call
5090 covert during RTL expansion.
5092 2012-03-12 Tristan Gingold <gingold@adacore.com>
5094 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
5095 Options. Mention -mpointer-size.
5097 2012-03-12 Richard Guenther <rguenther@suse.de>
5099 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
5100 build_nonstandard_integer_type.
5102 2012-03-12 Richard Guenther <rguenther@suse.de>
5104 * tree.c (signed_or_unsigned_type_for): Use
5105 build_nonstandard_integer_type.
5106 (signed_type_for): Adjust documentation.
5107 (unsigned_type_for): Likewise.
5108 * tree-pretty-print.c (dump_generic_node): Use standard names
5109 for non-standard integer types if available.
5111 2012-03-12 Tristan Gingold <gingold@adacore.com>
5113 * config/vms/vms.opt: Add vms-opts.h header.
5114 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
5116 (-mvms-return-codes): Document.
5117 (-mpointer-size): New option.
5118 (vms_pointer_size): Add enumeration.
5119 * config/vms/vms-opts.h: New file.
5120 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5121 __INITIAL_POINTER_SIZE.
5122 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
5123 (C_COMMON_OVERRIDE_OPTIONS): Define.
5124 (DWARF2_ADDR_SIZE): Define.
5125 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
5126 * config/vms/vms-protos.h (vms_c_common_override_options):
5128 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
5129 if -mno-pointer-size.
5130 (vms_c_common_override_options): New function.
5131 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
5132 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
5133 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
5134 and flag_vms_pointer_size.
5135 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
5136 * config.gcc (*-*-*vms*): Define xm_file.
5137 (alpha*-dec-*vms*): Do not define xm_file.
5138 (alpha64-dec-*vms*): Remove.
5139 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
5142 2012-03-12 Jakub Jelinek <jakub@redhat.com>
5144 PR tree-optimization/51721
5145 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
5146 if (int) unsvar cmp CST.
5148 2012-03-12 Richard Guenther <rguenther@suse.de>
5150 * tree-sra.c (create_access_replacement): Only rename the replacement
5151 if we can rewrite it into SSA form. Properly mark register typed
5152 replacements that we cannot rewrite with TREE_ADDRESSABLE.
5153 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
5154 for aggregate or BLKmode results.
5156 2012-03-12 Jakub Jelinek <jakub@redhat.com>
5158 PR tree-optimization/52533
5159 * tree-vrp.c (register_edge_assert_for_2): Use double_int
5160 type for mask, only handle shifts by non-zero in-range
5161 shift count, for LE_EXPR and GT_EXPR if new_val is
5162 maximum, don't add the assertion.
5164 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
5166 * doc/invoke.texi: Document -mrtm option.
5167 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
5168 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
5169 (ix86_handle_option): Handle OPT_mrtm.
5170 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
5172 (x86_64-*-*): Ditto.
5173 * i386-builtin-types.def (INT_FTYPE_VOID): New.
5174 * config/i386/i386-c.c (ix86_target_macros_internal): Define
5176 (ix86_target_string): Define -mrtm option.
5178 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
5180 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
5181 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
5183 (bdesc_special_args): Ditto.
5184 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
5185 (ix86_expand_special_args_builtin): Handle new built-in type.
5186 (ix86_expand_builtin): Handle XABORT instruction.
5187 * config/i386/i386.h (TARGET_RTM): New.
5188 * config/i386/i386.md (UNSPECV_XBEGIN): New.
5189 (UNSPECV_XEND): Ditto.
5190 (UNSPECV_XABORT): Ditto.
5191 (UNSPECV_XTEST): Ditto.
5198 * config/i386/i386.opt (mrtm): New.
5199 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
5200 * config/i386/rtmintrin.h: New header.
5201 * config/i386/xtestintrin.h: Ditto.
5203 2012-03-12 Tristan Gingold <gingold@adacore.com>
5205 * ginclude/stddef.h: Adjust previous patch.
5206 Use __VMS__ instead of VMS.
5208 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
5210 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
5211 Also convert sequences with CC setting arithmetic instruction.
5213 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
5215 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
5216 from C Language Options to Preprocessor Options.
5217 (C Dialect Options): Move -no-integrated-cpp documentation
5219 (Preprocessor Options): ...to here. Rewrite the description
5220 so it makes more sense, and remove discussion of merging front ends.
5222 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5224 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
5226 (ix86_expand_setmem): Likewise.
5228 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
5230 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
5233 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5235 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
5236 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
5238 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5240 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
5242 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5244 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
5247 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
5248 Uros Bizjak <ubizjak@gmail.com>
5250 * config/i386/predicates.md (call_insn_operand): Allow
5251 constant_call_address_operand in Pmode only.
5252 (sibcall_insn_operand): Ditto.
5253 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
5254 (*call_vzeroupper): Ditto.
5256 (*sibcall_vzeroupper): Ditto.
5257 (*call_value): Ditto.
5258 (*call_value_vzeroupper): Ditto.
5259 (*sibcall_value): Ditto.
5260 (*sibcall_value_vzeroupper): Ditto.
5261 (*indirect_jump): Ditto.
5262 (*tablejump_1): Ditto.
5263 (indirect_jump): Convert memory address to word mode for TARGET_X32.
5265 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
5268 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
5271 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
5272 Use movrt_negc instead of negc pattern for non-SH2A.
5274 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
5276 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
5278 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
5279 if Pmode != word_mode.
5280 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
5281 Pmode == SImode for TARGET_X32.
5283 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
5284 (tls_initial_exec_x32): Likewise.
5286 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
5288 PR rtl-optimization/52528
5289 * combine.c (can_combine_p): Add setting of subst_low_luid
5290 before call to expand_field_assignment().
5292 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
5294 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
5295 and related program names.
5297 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
5299 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
5301 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
5304 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
5305 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
5307 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
5308 (*movdi_internal_rex64): Use %E operand modifier for lea.
5309 (*movsi_internal): Ditto.
5311 (*lea<mode>_2): Ditto.
5312 (*lea_{3,4,5,6}_zext): Ditto.
5313 (*tls_global_dynamic_32_gnu): Ditto.
5314 (*tls_global_dynamic_64): Ditto.
5315 (*tls_dynamic_gnu2_lea_32): Ditto.
5316 (*tls_dynamic_gnu2_lea_64): Ditto.
5317 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
5319 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5321 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
5322 redefine to be NULL if the current bit-size is different from the
5323 configured bit-size.
5325 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
5326 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
5327 set the default tuning. Add asserts to make sure the cpu and tune
5328 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
5329 test whether the index is set, instead of > 0.
5330 (rs6000_file_start): Do not reset the default cpu if the current
5331 bit-size is different from the configured bit-size.
5333 2012-03-09 Tristan Gingold <gingold@adacore.com>
5335 * config/vms/vms-crtlmap.map: Add comments.
5336 Add entries needed to build Ada RTS.
5338 2012-03-09 Tristan Gingold <gingold@adacore.com>
5340 * ginclude/stddef.h: Do not define __size_t on VMS.
5342 2012-03-09 Tristan Gingold <gingold@adacore.com>
5344 * c-tree.h (c_default_pointer_mode): New variable.
5345 * c-decl.c (c_default_pointer_mode): New variable.
5346 (c_build_pointer_type): New function.
5347 (grokdeclarator): Call c_build_pointer_type instead
5348 of build_pointer_type.
5350 * config/vms/vms-c.c: Include c-tree.h
5351 (saved_pointer_mode): New variable.
5352 (handle_pragma_pointer_size): New function.
5353 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
5354 (vms_c_register_pragma): Register __pointer_size and
5355 __required_pointer_size pragmas.
5357 2012-03-09 Tristan Gingold <gingold@adacore.com>
5359 * config/vms/vms-c.c (vms_construct_include_filename): New function.
5360 (vms_c_register_includes): Reference it.
5362 2012-03-09 Andrew Pinski <apinski@cavium.com>
5365 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
5367 (tree_ssa_phiopt_worker): Go through all the PHIs for
5368 value_replacement instead of just the singleton one.
5369 (value_replacement): Change return type to int. Return 0 instead of
5371 Allow the middle basic block to contain more than just the defining
5373 Handle non empty middle basic blocks.
5374 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
5376 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
5378 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
5379 array reference and component reference.
5380 (analyze_scalar_evolution_for_address_of): New.
5382 2012-03-08 Jie Zhang <jzhang918@gmail.com>
5385 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
5386 (hwloop_pattern_reg): Fix set but not used warning.
5387 (bfin_reorg_loops): Remove unused parameter.
5388 (bfin_reorg): Update use of bfin_reorg_loops.
5390 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
5392 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
5393 with integer parameters in registers.
5394 (gen_push): Push register in word_mode instead of Pmode.
5395 (ix86_emit_save_regs): Likewise.
5396 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
5397 (gen_pop): Pop register in word_mode instead of Pmode.
5398 (ix86_emit_restore_regs_using_pop): Likewise.
5399 (ix86_expand_prologue): Replace Pmode with word_mode for push
5400 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
5401 restore RAX and R10 in word_mode.
5402 (ix86_emit_restore_regs_using_mov): Restore integer registers
5404 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
5406 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
5407 (ix86_split_long_move): Likewise.
5409 * config/i386/i386.md (W): New.
5410 (*push<mode>2_prologue): Replace :P with :W.
5411 (*pop<mode>1): Likewise.
5412 (*pop<mode>1_epilogue): Likewise.
5413 (push/pop peephole2): Use word_mode scratch registers.
5415 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
5417 * config/i386/predicates.md (indirect_branch_operand): Simplify.
5419 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
5421 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
5422 for constants in [-63,63].
5424 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
5428 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5430 * config/i386/i386.c (ix86_print_operand_address): Only handle
5431 zero-extended DImode addresses.
5433 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5435 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5436 * configure: Regenerate.
5438 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
5441 * config/avr/avr.c (avr_mem_clobber): New static function.
5442 (avr_expand_delay_cycles): Add memory clobber operand to
5443 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
5444 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
5445 (enable_interrupt, disable_interrupt): New expander.
5446 (nopv, sleep, wdr): New expanders.
5447 (delay_cycles_1): Add memory clobber.
5448 (delay_cycles_2): Add memory clobber.
5449 (delay_cycles_3): Add memory clobber.
5450 (delay_cycles_4): Add memory clobber.
5451 (cli_sei): New insn from former "enable_interrupt",
5452 "disable_interrupt" with memory clobber.
5453 (*wdt): New insn from former "wdt" with memory clobber.
5454 (*nopv): Similar, but for "nopv".
5455 (*sleep): Similar, but for "sleep".
5457 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
5458 Kaz Kojima <kkojima@gcc.gnu.org>
5461 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
5462 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
5463 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5465 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
5467 * config/i386/predicates.md (x86_64_zext_general_operand): New.
5468 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
5469 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
5471 2012-03-07 Walter Lee <walt@tilera.com>
5473 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
5474 REG_CFA_* notes for the stack pointer.
5475 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
5476 EH_RETURN_STACKADJ_RTX.
5477 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
5478 generate REG_CFA_* notes for the stack pointer.
5479 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
5480 by EH_RETURN_STACKADJ_RTX.
5482 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5484 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
5485 when __AVR_3_BYTE_PC__ is defined.
5487 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
5489 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
5490 (ix86_print_operand): Handle '^'.
5491 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
5492 using P mode iterator. Add %^ to asm template to conditionally emit
5494 (*rep_movdi_rex64): Ditto.
5495 (*strsetdi_rex_1): Ditto.
5496 (*rep_stosdi_rex64): Ditto.
5497 (*strmov{si,hi,qi}_1): Add %^ to asm template to
5498 conditionally emit addr32 prefix.
5499 (*rep_mov{si,qi}): Ditto.
5500 (*strset{si,hi,qi}): Ditto.
5501 (*rep_stos{si,qi}): Ditto.
5502 (*cmpstrnqi_nz_1): Ditto.
5503 (*cmpstrnqi_1): Ditto.
5504 (*strlenqi_1): Ditto.
5506 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
5508 * config/i386/i386.c (function_value_64): Return pointers in
5509 word_mode instead of Pmode.
5510 (ix86_promote_function_mode): Likewise.
5512 2012-03-07 Richard Guenther <rguenther@suse.de>
5514 * coverage.c (get_gcov_type): Use type_for_mode.
5515 (get_gcov_unsigned_t): Likewise.
5516 * expr.c (store_constructor): Use type_for_mode.
5517 (try_casesi): Likewise.
5518 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
5519 (add_standard_iv_candidates): Use standard type trees.
5520 * dojump.c (do_jump): Remove dead code.
5522 2012-03-07 Richard Guenther <rguenther@suse.de>
5524 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
5526 2012-03-07 Richard Guenther <rguenther@suse.de>
5528 * convert.c (strip_float_extensions): Move ...
5529 * tree.c (strip_float_extensions): ... here.
5531 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5534 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
5536 2012-03-07 Richard Guenther <rguenther@suse.de>
5538 * omp-low.c (extract_omp_for_data): Use signed_type_for.
5539 (expand_omp_for_generic): Likewise.
5540 (expand_omp_for_static_nochunk): Likewise.
5541 (expand_omp_for_static_chunk): Likewise.
5542 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
5543 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
5544 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
5545 Use unsigned_type_for.
5546 (vect_create_cond_for_align_checks): Use signed_type_for.
5548 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
5550 PR rtl-optimization/52203
5551 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
5552 all callers to pass NULL except ...
5553 (reset_sched_cycles_in_current_ebb): ... here, save the value
5554 in new variable 'empty'. Increase issue_rate only for
5557 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5560 * Makefile.in: Let install-gcc-ar depend on installdirs,
5561 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5562 Don't double canonicalize if cross-compiling.
5564 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5567 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
5568 to: RAMPZ, RAMPY, RAMPX, RAMPD.
5569 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
5571 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5574 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
5576 * config/avr/avr.md (xload_8): Adjust insn length.
5578 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
5581 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
5582 if RAMPZ affects reading from RAM.
5584 2012-03-07 Richard Guenther <rguenther@suse.de>
5588 * doc/invoke.texi (Precompiled Headers): Remove sentence that
5589 suggests you can include PCHs from inside another header.
5591 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
5594 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
5596 2012-03-07 Kai Tietz <ktietz@redhat.com>
5598 * doc/invoke.texi (fwritable-relocated-rdata): Document
5599 new Cygwin/MinGW target option.
5600 * config/i386/winnt.c (i386_pe_unique_section): Ignore
5601 reloc if flag -fwritable-relocated-rdata is not set.
5602 (i386_pe_section_type_flags): Likewise.
5603 * config/i386/cygming.opt (fwritable-relocated-rdata):
5604 Add new flag variable flag_writable_rel_rdata.
5606 2012-03-07 Richard Guenther <rguenther@suse.de>
5608 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
5609 precision against gimple constraints.
5611 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
5614 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
5616 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
5617 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
5619 (init_emit_regs): Move associated initialization to...
5620 (init_emit_once): ...here.
5622 2012-03-06 Richard Henderson <rth@redhat.com>
5624 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5625 * config/m68k/sync.md (atomic_test_and_set): Use it.
5626 (atomic_test_and_set_1): Likewise.
5628 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5631 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
5632 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
5633 (vector_ltgt<mode>): Likewise.
5634 (vector_ordered<mode>): Likewise.
5635 (vector_unordered<mode>): Likewise.
5636 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5638 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5640 * trans-mem.c: New typedef for tm_region_p.
5641 Define vector types for tm_region_p.
5642 (tm_region_init): Replace region_worklist to a vector called
5645 2012-03-06 Richard Guenther <rguenther@suse.de>
5647 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
5648 MEM_REF with constant pointer operand.
5650 2012-03-06 Richard Guenther <rguenther@suse.de>
5653 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
5655 2012-03-06 Tristan Gingold <gingold@adacore.com>
5657 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
5658 (external_model_kind): Improve documentation.
5659 (vms_pragma_extern_model): Handle relaxed_redef.
5660 (vms_c_register_pragma): Allow expansion for nomember_alignment.
5662 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
5664 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
5665 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
5666 Some more notes on EIND usage and reorder EIND subsection.
5668 2012-03-06 Tristan Gingold <gingold@adacore.com>
5670 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
5671 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
5673 2012-03-06 Tristan Gingold <gingold@adacore.com>
5675 * config/vms/t-vmsnative (version): Define.
5676 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
5678 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
5680 PR rtl-optimization/52250
5681 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
5682 to put note list into. Unconditionally call move_bb_info.
5683 (move_bb_info): Do not assert the blocks being in the same region,
5684 just drop the note list if they are not.
5686 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
5689 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
5690 and use unified expansion logic.
5691 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
5692 closer to the existing movt insn.
5693 (negc): Rename insn to *negc. Add new expander.
5694 (movnegt): Use xor pattern for T bit negation. Reserve helper
5695 constant for negc pattern.
5696 (*movnegt): New insn and splitter.
5698 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
5700 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
5703 2012-03-05 Richard Henderson <rth@redhat.com>
5705 * genemit.c (main): Include "target.h" in insn-emit.c.
5706 * Makefile.in (insn-emit.o): Depend on TARGET_H.
5707 * config/sh/sync.md (atomic_test_and_set): Reference
5708 targetm.atomic_test_and_set_trueval instead of
5709 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
5711 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
5713 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
5716 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
5718 * langhooks.c (add_builtin_type): New function.
5719 * langhooks.h (add_builtin_type): Export it.
5720 * config/mep/mep.c (mep_init_builtins): Use it.
5721 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
5723 2012-03-05 Jakub Jelinek <jakub@redhat.com>
5726 * tree.h (BLOCK_SAME_RANGE): Define.
5727 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
5728 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
5729 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
5730 isn't equal to supercontext fragment's fragment chain.
5731 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
5733 (blocks_nreverse_all): Likewise.
5734 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
5735 BLOCK_SUPERCONTEXT to supercontext fragment instead of
5736 supercontext fragment's fragment origin.
5737 * dwarf2out.c (add_high_low_attributes): If stmt has the same
5738 range as its parent (or parents thereof etc.), use the parent's
5739 DW_AT_ranges value instead of creating a new .debug_ranges range.
5741 2012-03-05 Richard Henderson <rth@redhat.com>
5744 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5745 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5746 BIGGEST_ALIGNMENT is aligned.
5748 2012-03-05 Richard Henderson <rth@redhat.com>
5750 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
5751 * config/sh/sh.c: ... here.
5753 2012-03-05 Richard Henderson <rth@redhat.com>
5756 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5757 instead of calling negqi2 directly.
5759 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
5762 * trans-mem.c (tm_region_init): Use last_basic_block.
5764 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5766 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5767 * config/sh/sync.md (atomic_test_and_set): New expander.
5768 (tasb, atomic_test_and_set_soft): New insns.
5769 * config/sh/sh.opt (menable-tas): New option.
5770 * doc/invoke.texi (SH Options): Document it.
5772 2012-03-05 Richard Guenther <rguenther@suse.de>
5774 * cfgloop.c (verify_loop_structure): Verify dominators before
5776 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
5777 dominators from here.
5778 * graphite-scop-detection.c (create_sese_edges): Likewise.
5779 * loop-doloop.c (doloop_optimize_loops): Likewise.
5780 * loop-init.c (loop_optimizer_init): Likewise.
5781 * loop-unroll.c (unroll_and_peel_loops): Likewise.
5782 * loop-unswitch.c (unswitch_loops): Likewise.
5783 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
5784 * tree-parloops.c (parallelize_loops): Likewise. Verify
5785 only when checking is enabled.
5786 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
5788 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
5790 * genautomata.c (parse_automata_opt): New static function.
5791 (initiate_automaton_gen): Remove all option handling code. Remove
5792 argc argument. All callers changed.
5793 (main): Call init_rtx_reader_args_cb with the new function as argument.
5795 2012-03-05 Richard Guenther <rguenther@suse.de>
5797 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
5798 * tree-if-conv.c (combine_blocks): Free post-dominator info
5800 * tree-parloops.c (create_parallel_loop): Free and re-compute
5801 dominator info after breaking it.
5803 2012-03-05 Richard Guenther <rguenther@suse.de>
5806 * optabs.h (trapv_unoptab_p): New function.
5807 (trapv_binoptab_p): Likewise.
5808 * optabs.c (expand_binop): Use emit_libcall_block_1 with
5809 a proper equiv_may_trap argument.
5810 (expand_unop): Likewise.
5811 (emit_libcall_block_1): Take extra argument whether the
5812 instruction may trap. Renamed from ...
5813 (emit_libcall_block): ... this. New wrapper.
5815 2012-03-05 Jakub Jelinek <jakub@redhat.com>
5817 PR tree-optimization/51721
5818 * tree-vrp.c (register_edge_assert_for_2): If comparing
5819 lhs of right shift by constant with an integer constant,
5820 add ASSERT_EXPRs for the rhs1 of the right shift.
5822 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
5824 2012-03-05 Richard Guenther <rguenther@suse.de>
5826 * tree.c (integer_zerop): Handle VECTOR_CSTs.
5827 (integer_onep): Likewise.
5828 (integer_all_onesp): Likewise.
5830 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
5832 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
5834 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5836 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
5837 instead of TARGET_64BIT.
5839 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5841 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
5844 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5846 * config/i386/i386.c (ix86_print_operand_address): Only handle
5847 zero-extended DImode addresses.
5849 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
5851 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
5852 taken and cputaken as bool.
5854 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
5856 * config/i386/constraints.md (Ya): New internal constraint.
5857 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
5858 (*zero_extendsidi2_rex64): Add x,x alternative.
5859 (*zero_extendsidi2): Ditto. Add o,0 alternative.
5860 Remove flags reg clobber. Adjust corresponding splits.
5861 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
5862 zero_extendqisi2 expanders using SWI12 mode iterator.
5863 (zero_extend<mode>si2_and): Macroize insn from
5864 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
5866 (*zero_extend<mode>si2): Macroize insn from
5867 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
5868 (*zero_extend*2_movzbl_and): Remove insn patterns.
5869 (zero_extendqihi2_and): Merge corresponding splitter.
5870 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
5871 (*zero_extend*2_movzbl_and): Remove insn patterns.
5872 (*anddi_1): Split TYPE_IMOVX instructions.
5873 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
5875 (and->zext splitter): Add splitter pattern.
5876 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
5878 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
5880 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
5882 (Debugging Options): Likewise.
5883 (Optimize Options): Likewise.
5884 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
5885 with other architectures. Use official processor names with correct
5886 spelling/capitalization. Fix formatting and grammar issues.
5887 (i386 and x86-64 Windows Options): Similar cleanup here.
5889 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5891 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
5893 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5895 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
5896 DBX_REGISTER_NUMBER.
5898 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5900 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
5901 operand is CONST_INT. Take COSTS_N_INSNS into account.
5902 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
5905 2012-03-02 Richard Henderson <rth@redhat.com>
5907 * optabs.c (expand_atomic_test_and_set): Honor
5908 atomic_test_and_set_trueval even when atomic_test_and_set
5909 optab is not in use.
5911 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
5915 * config/sh/sh.c (sh_register_move_cost): Increase cost between
5916 GENERAL_REGS and FP_REGS for SImode.
5918 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5921 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
5922 (absdi2): New expander.
5923 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
5925 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5927 * config/sh/sync.md (atomic_exchange<mode>): New expander.
5928 (atomic_exchange<mode>_soft): New insn.
5930 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5932 * config/sh/sync.md: Update copyright notice dates.
5933 (atomic_compare_and_swap<mode>): Use SImode for return value instead
5935 (atomic_compare_and_swap<mode>_soft): Likewise.
5937 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5940 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
5941 * config/sh/sh.c: Update copyright notice dates.
5942 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
5943 alignment for TARGET_HARD_SH4.
5944 (sh_option_override): Reduce default function alignment. Set
5945 loop alignment to 4 bytes when not optimizing for size.
5947 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
5950 * doc/invoke.texi (floop-flatten): Remove.
5951 * toplev.c (process_options): Remove references to flag_loop_flatten.
5952 * tree-ssa-loop.c (gate_graphite_transform): Same.
5953 * common.opt (floop-flatten): Obsolete.
5954 * graphite-poly.c (apply_poly_transforms): Remove reference to
5956 * Makefile.in (graphite-flattening.o): Remove.
5957 * graphite-flattening.c: Remove.
5959 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5961 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5962 having mode compatible with the mode of previous compare. Substitute
5963 compare mode of previous compare with the mode, compatible
5964 with eliminated and previous compare.
5966 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5968 * config/rs6000/dfp.md (floatdidd2): New define_insn.
5970 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5972 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
5973 compatible with CCGOCmode and CCGCmode.
5975 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5977 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5979 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5981 * config/arm/arm.c (arm_sat_operator_match): New function.
5982 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
5983 * config/arm/arm.md ("insn" attribute): Add "sat" value.
5984 ("SAT", "SATrev"): New code iterators.
5985 ("SATlo", "SAThi"): New code iterator attributes.
5986 ("*satsi_<SAT:code>"): New pattern.
5987 ("*satsi_<SAT:code>_shift"): Likewise.
5988 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
5989 and "shift" attributes.
5990 ("arm_usatsihi"): Add "insn" attribute.
5991 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
5992 by powers of two. Do not allow shift by 32.
5994 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5997 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
5998 to pass the argument in the register of "natural" mode.
6000 2012-03-02 Richard Guenther <rguenther@suse.de>
6002 PR tree-optimization/52406
6003 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
6004 (struct indices): Add unconstrained_base member.
6005 (struct dr_alias): Remove unused vops member.
6006 (DR_UNCONSTRAINED_BASE): New define.
6007 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
6008 add indices to allow their disambiguation. Make DR_BASE_OBJECT
6009 be an artificial access that covers the whole indexed object,
6010 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
6011 plain decl base-objects to their MEM_REF variant.
6012 (dr_may_alias_p): When the base-object of either data reference
6013 has unknown size use only points-to information.
6014 (compute_affine_dependence): Make dumps easier to read and
6016 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
6017 DR_REF when looking for packed references.
6018 (vect_supportable_dr_alignment): Likewise.
6020 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
6022 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
6023 Improve conditions for peepholes of loads followed by commutative
6025 * config/arm/ldmstm.md: Regenerated.
6027 2012-03-02 Richard Guenther <rguenther@suse.de>
6029 * BASE-VER: Set to 4.8.0.
6031 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
6033 * config.gcc (obsolete): Add all ARM targets using the FPA.
6034 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
6035 * doc/install.texi: Avoid references to obsolete ARM ports.
6037 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
6039 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
6041 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
6042 Joern Rennecke <joern.rennecke@embecosm.com>
6044 * doc/extend.texi: Expand and update information on interrupt
6045 attribute for Epiphany.
6047 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6049 * config/sh/sh-protos.h: Update copyright notice dates.
6050 * config/sh/sh.h: Likewise.
6051 * config/sh/sh.md: Likewise.
6052 * config/sh/constraints.md: Likewise.
6053 * config/sh/predicates.md: Likewise.
6055 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6057 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
6058 * config/sh/sh.c (tertiary_reload_operand): Likewise.
6060 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
6062 * config/sh/constraints.md: Fix comment typo.
6064 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6067 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
6068 unsigned HOST_WIDE_INT.
6069 (zvdep_imm64): Likewise.
6070 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
6071 (vdepi_and): Likewise.
6072 Likewise for unamed 64-bit patterns.
6073 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
6075 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
6078 PR rtl-optimization/52417
6079 * cselib.c (cselib_any_perm_equivs): New variable.
6080 (cselib_reset_table): Check that it's not set when not
6081 preserving constants.
6082 (cselib_add_permanent_equiv): Set it.
6083 (cselib_have_permanent_equivalences): New.
6084 (cselib_init, cselib_finish): Reset it.
6085 * cselib.h (cselib_have_permanent_equivalences): Declare.
6086 * alias.c (get_addr): Restore earlier behavior when there
6087 aren't permanent equivalences.
6089 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
6091 * config/mn10300/mn10300-modes.def: Fix copyright notice.
6092 * config/v850/v850-modes.def: Fix copyright notice.
6094 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
6096 * doc/extend.texi (AVR Built-in Functions): Document
6097 __builtin_avr_flash_segment.
6099 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
6100 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
6101 (*split.flash_segment): New insn-and-split.
6102 * config/avr/avr.c (avr_init_builtins): Add local variables:
6103 const_memx_void_node, const_memx_ptr_type_node,
6104 char_ftype_const_memx_ptr.
6106 2012-03-01 Jakub Jelinek <jakub@redhat.com>
6108 PR tree-optimization/52445
6109 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
6110 add ssa_name_ver, offset and size fields and change store field
6112 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
6113 (add_or_mark_expr): Likewise. Only consider previous stores
6114 with the same size and offset.
6115 (nt_init_block): Only look at gimple_assign_single_p stmts,
6116 doesn't look at rhs2.
6118 2012-03-01 Richard Guenther <rguenther@suse.de>
6121 * tree-cfg.c (verify_gimple_assign_unary): Allow any
6122 conversions from integral types to pointer types.
6124 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
6126 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
6127 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
6128 unintentionally removed in r184616.
6130 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6132 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
6135 2012-02-29 Jakub Jelinek <jakub@redhat.com>
6136 Uros Bizjak <ubizjak@gmail.com>
6139 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
6140 alternatives, add "e" constraint to the new last alternative
6141 and ! to last 3 alternatives.
6143 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
6145 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
6146 DW_AT_artificial attributes at the end of the processing.
6147 (gen_array_type_die): Likewise.
6148 (gen_enumeration_type_die): Likewise.
6149 (gen_struct_or_union_type_die): Likewise.
6150 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
6153 2012-02-29 Jakub Jelinek <jakub@redhat.com>
6156 * expr.c (expand_assignment): If doing misaligned store that doesn't
6157 cover all mode bits, perform a RMW cycle.
6159 PR tree-optimization/52429
6160 * tree-parloops.c (separate_decls_in_region_debug): Return early
6161 if var is LABEL_DECL.
6163 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6165 PR tree-optimization/52424
6166 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
6167 calling dom_thread_across_edge.
6169 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6171 * config/avr/avr.c: Move definition of TARGET macros to end of file.
6173 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6175 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
6176 * config/avr/avr.c (avr_output_bld): Remove unused function.
6177 (avr_out_sbxx_branch): Use "%T" to print bit position.
6179 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6181 * config/avr/avr.md: Untabify.
6183 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6185 * config/avr/avr.md (eqne): New code iterator.
6186 (*dec-and-branchsi): Use it in text peephole's condition.
6187 (*dec-and-branchhi): Ditto.
6188 (*dec-and-branchqi): Ditto.
6190 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
6193 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
6194 the device does not have the skip-bug.
6196 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
6198 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
6199 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
6200 -mpretend-cmove): New.
6202 2012-02-29 Jakub Jelinek <jakub@redhat.com>
6205 * df.h (struct df_d): Adjust comment that hard_regs_live_count
6206 doesn't count DEBUG_INSN refs.
6207 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
6208 for DEBUG_INSN refs.
6210 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6214 2012-02-20 Richard Guenther <rguenther@suse.de>
6215 PR tree-optimization/52298
6216 * tree-vect-stmts.c (vectorizable_load): Properly use
6217 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
6219 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
6222 * gimple.h (gimple_in_transaction): New.
6223 (gimple_set_in_transaction): New.
6224 (struct gimple_statement_base): Add in_transaction field.
6225 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
6227 (tree_ssa_lim_initialize): Compute transaction bits.
6228 * tree.h (compute_transaction_bits): Protoize.
6229 * trans-mem.c (tm_region_init): Use the heap to store BB
6231 (compute_transaction_bits): New.
6233 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6235 * gcc.c (display_help): Document --help=common and sort entries
6238 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6240 * doc/install.texi: Document check-$LANG specific shortcuts
6242 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6245 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
6247 * config/arm/arm_neon.h: Regenerate.
6248 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
6249 (neon_vcgeu): New insn.
6250 (neon_vcgtu): Likewise.
6251 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
6252 (ops): Unsigned comparison intrinsics call a different builtin.
6254 2012-02-28 Richard Guenther <rguenther@suse.de>
6257 * config/i386/i386.c (ix86_expand_vector_set): Fix element
6258 ordering for the VEC_CONCAT for two element vectors for
6259 V2SFmode, V2SImode and V2DImode.
6261 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
6264 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
6265 detecting big-endian triplets.
6267 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
6269 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
6270 mode if there is no type information available.
6272 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
6274 PR tree-optimization/53207
6275 * doc/invoke.texi: Document as experimental and relying on graphite.
6277 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
6279 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
6280 of initializer to changes from r184614.
6282 2012-02-28 Richard Guenther <rguenther@suse.de>
6284 PR tree-optimization/52395
6285 * tree-sra.c (build_ref_for_offset): Also look at the base
6286 TYPE_ALIGN when figuring out the alignment of the replacement.
6288 2012-02-28 Richard Guenther <rguenther@suse.de>
6290 PR tree-optimization/52402
6291 * ipa-prop.c (ipa_modify_call_arguments): Properly use
6292 mis-aligned types when creating the accesses at the call site.
6294 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
6296 * config/avr/builtins.def: New file.
6297 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
6298 * config/avr/avr.c (enum avr_builtin_id): Use it.
6299 (avr_init_builtins): Use it. And use avr_bdesc.
6300 (bdesc_1arg): Remove.
6301 (bdesc_2arg): Remove.
6302 (bdesc_3arg): Remove.
6303 (struct avr_builtin_description): Add field n_args.
6304 (avr_bdesc): New static variable using builtins.def.
6305 (avr_expand_builtin): Use it.
6306 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
6307 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
6308 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
6310 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
6313 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
6314 match only one single hard register with respective hard reg rtx.
6315 (movmemx_<mode>): Ditto.
6316 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
6317 insn anatomy of movmem[x]_<mode>.
6318 (avr_out_movmem): Same for printing assembler and operand usage.
6320 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
6324 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
6325 address spaces located outside of device flash.
6327 * config/avr/avr.h (base_arch_s): Remove field n_segments.
6328 (mcu_type_s): Add field n_flash.
6329 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
6330 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
6331 (AVR_MCU): Add N_FLASH argument.
6332 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
6333 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
6334 macro __FLASH<n> if that address space makes sense for the device.
6335 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
6336 outside of target flash.
6337 (avr_asm_named_section): Ditto.
6338 (avr_asm_select_section): Ditto.
6339 (avr_addr_space_convert): Ditto.
6340 (avr_emit_movmemhi): Ditto.
6341 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
6342 address space is outside of device flash.
6343 (avr_insert_attributes): Ditto.
6344 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
6345 avr_current_arch->n_segments.
6347 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
6350 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
6351 (*movabs<mode>_2): Likewise.
6353 2012-02-27 Jakub Jelinek <jakub@redhat.com>
6356 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
6357 s_register_operand in the test instead of REG_P. Don't call
6358 gen_reg_rtx if it won't be used.
6360 PR tree-optimization/52376
6361 * ipa-split.c (split_function): Ignore CLOBBER stmts.
6363 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
6365 * ifcvt.c (noce_get_condition): Check condition variable is not
6366 small_register_classes_for_mode_p before accepting.
6368 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
6370 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
6372 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6375 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6376 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6378 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6380 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
6382 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
6384 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
6386 * config/sh/predicates.md: Remove blank lines.
6387 * config/sh/sh.c: Fix typos in comments.
6388 * config/sh/constraints.md: Likewise.
6389 * config/sh/sh.md: Remove blank lines.
6390 Fix typos in comments. Use ;; as comment characters.
6392 2012-02-26 Walter Lee <walt@tilera.com>
6394 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
6395 (replace_mov_pcrel_step2): Ditto.
6397 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
6400 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
6401 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
6402 and locs that reference values newer than the non-canonical value
6403 at hand. Return the canonical value as a worst case.
6404 (memrefs_conflict_p): Walk canonical value's locs.
6407 * cselib.c (preserve_only_constants): Rename to...
6408 (preserve_constants_and_equivs): ... this. Split out...
6409 (invariant_or_equiv_p): ... this. Preserve plus expressions
6410 of other preserved expressions too.
6411 (cselib_reset_table): Adjust.
6412 * var-tracking.c (reverse_op): Use canonical value to build
6415 2012-02-23 Kai Tietz <ktietz@redhat.com>
6417 * config/i386/i386.c (ix86_delegitimize_address): Handle
6418 UNSPEC_PCREL plus displacement.
6420 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
6423 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
6424 to test for unusedness in st X addressing.
6426 2012-02-24 Richard Guenther <rguenther@suse.de>
6429 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
6430 (is_gimple_reg_type): Move inline ...
6431 * gimple.h (is_gimple_reg_type): ... here.
6433 2012-02-24 Richard Guenther <rguenther@suse.de>
6436 * passes.c (execute_function_todo): When verifying SSA form
6437 verify gimple form first.
6438 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
6440 2012-02-24 Richard Guenther <rguenther@suse.de>
6443 * fold-const.c (fold_addr_of_array_ref_difference): New function.
6444 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
6446 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6448 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
6450 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6452 * tree-phinodes.c (make_phi_node): Mark static.
6453 * tree-flow.h (make_phi_node): Remove extern decl.
6454 * doc/gimple.texi (make_phi_node): Remove documentation.
6456 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6458 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
6459 * tree-ssa-sccvn.c (print_scc): Ditto.
6461 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6463 * doc/passes.texi (Full redundancy elimination): Fix typo.
6465 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6467 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
6469 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
6472 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
6474 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
6477 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
6479 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
6481 * config/avr/avr.md (code_stdname): Add ior, xor.
6482 (xior): New code iterator.
6483 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
6484 (*<code_stdname><mode>qi.byte1-3): Ditto.
6486 2012-02-23 Jakub Jelinek <jakub@redhat.com>
6488 PR tree-optimization/52019
6489 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
6492 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6494 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
6495 HAVE_INITFINI_ARRAY to work around namespace pollution in
6496 certain versions of newlib system headers.
6497 * config.in: Regenerate.
6498 * configure: Regenerate.
6499 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
6500 instead of HAVE_INITFINI_ARRAY.
6502 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
6505 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
6506 is not offsettable memory reference.
6508 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6511 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
6512 setting avr_need_clear_bss_p for __gnu_lto* symbols.
6514 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6516 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
6517 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
6519 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6521 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
6522 library on Solaris 8 even without TLS support.
6523 * configure: Regenerate.
6525 2012-02-22 Richard Guenther <rguenther@suse.de>
6528 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
6529 for GIMPLE_DEBUG stmts.
6531 2012-02-22 Martin Jambor <mjambor@suse.cz>
6534 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
6535 according to the base object.
6537 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6539 PR rtl-optimization/50063
6540 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
6541 and 2 (8-bit SP) in operand 2.
6542 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
6543 setup to use movhi_sp_r instead of vanilla move to write SP.
6544 Adjust REG_CFA notes to superseed unspec.
6545 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
6547 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
6548 known to be off) only with TARGET_NO_INTERRUPTS. Never use
6549 irq_state 1 (IRQ known to be on) here.
6551 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
6553 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
6555 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
6556 assign_hard_reg): Likewise.
6558 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6560 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
6562 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6565 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
6566 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
6568 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6570 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
6571 prototype from here to...
6572 * config/avr/avr.h: ...here.
6574 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
6577 * thumb2.md (thumb2_shiftsi3_short): Split register and
6578 immediate shifts. For register shifts tie operands 0 and 1.
6579 (peephole2 for above): Check that register-controlled shifts
6580 have suitably tied operands.
6582 2012-02-21 Quentin Neill <quentin.neill@amd.com>
6585 * config/i386/bdver1.md (bdver1_call, bdver1_push,
6586 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
6587 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
6588 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
6589 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
6590 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
6591 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
6592 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
6593 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
6594 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
6595 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
6596 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
6597 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
6598 bdver1_ssevector_avx256_unaligned_load,
6599 bdver1_ssevector_sse128_unaligned_load,
6600 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
6601 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
6602 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
6603 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
6604 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
6605 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
6606 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
6607 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
6608 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
6609 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
6610 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
6611 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
6612 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
6613 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
6614 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
6615 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
6616 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
6617 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
6618 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
6619 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
6620 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
6621 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
6622 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
6623 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
6624 bdver1_ssediv_double_load, bdver1_ssediv_double,
6625 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
6626 Add "bdver2" attribute.
6628 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6630 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
6631 default if possible and not specified otherwise.
6633 2012-02-21 Richard Guenther <rguenther@suse.de>
6636 * gimplify.c (create_tmp_from_val): Use the main variant type
6637 for the type of the temporary we create.
6639 2012-02-21 Richard Guenther <rguenther@suse.de>
6641 PR tree-optimization/52324
6642 * gimplify.c (gimplify_expr): When re-gimplifying expressions
6643 do not gimplify a MEM_REF address operand if it is already
6646 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6648 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
6649 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
6651 2012-02-21 Richard Guenther <rguenther@suse.de>
6653 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
6654 nested_in_vect_loop.
6656 2012-02-21 Jakub Jelinek <jakub@redhat.com>
6658 PR tree-optimization/52318
6659 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
6660 vdef also to non-pure/const call stmts in the sequence.
6662 2012-02-21 Tristan Gingold <gingold@adacore.com>
6664 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
6666 2012-02-20 David S. Miller <davem@davemloft.net>
6668 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
6669 don't use the "rd %pc" instruction on v9 for PIC register loads.
6671 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
6674 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
6675 in a transaction safe function.
6677 2012-02-20 Kai Tietz <ktietz@redhat.com>
6680 * stor-layout.c (place_field): Handle desired_align for
6683 2012-02-20 Richard Guenther <rguenther@suse.de>
6685 PR tree-optimization/52298
6686 * tree-vect-stmts.c (vectorizable_store): Properly use
6687 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
6689 (vectorizable_load): Likewise.
6690 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
6691 Access DR_STEP after ensuring it is not NULL.
6693 2012-02-20 Jakub Jelinek <jakub@redhat.com>
6695 PR tree-optimization/52286
6696 * fold-const.c (fold_binary_loc): For (X & C1) | C2
6697 optimization use double_int_to_tree instead of build_int_cst_wide,
6698 rewrite to use double_int vars.
6700 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6703 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
6705 Remove -e 0 from $gcc_cv_ld invocation.
6706 Only use __GLIBC_PREREQ if defined.
6707 Enable on Solaris since Solaris 8 patch.
6708 (gcc_SUN_LD_VERSION): New macro.
6709 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
6710 gcc_SUN_LD_VERSION for version number format.
6711 * configure: Regenerate.
6712 * varasm.c (get_elf_initfini_array_priority_section): Set
6713 SECTION_NOTYPE for non-default priority.
6714 Use get_section instead of get_unnamed_section to emit
6715 .init_array/.fini_array with default priority.
6717 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6719 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
6720 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
6721 (mips_start_unique_function, mips_output_mips16_rdhwr)
6722 (mips_code_end): New functions.
6723 (TARGET_ASM_CODE_END): Define.
6725 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6727 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
6728 to stubs with non-sibling calls.
6730 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
6732 * doc/invoke.texi (-fira-* options): Copy-edit.
6733 (ira-* parameters): Copy-edit.
6735 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6737 * doc/invoke.texi: Minor copy-edits to bring into conformance with
6738 GCC coding conventions.
6740 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6742 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
6743 when used as adjectives.
6745 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
6747 * doc/invoke.texi: Clean up "that"/"which" confusion.
6749 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
6751 * system.h: Poison SMALL_REGISTER_CLASSES
6752 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
6753 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
6755 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6757 PR tree-optimization/52285
6758 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
6759 when deciding if a call is a tail call or tail recursion.
6761 2012-02-16 Kai Tietz <ktietz@redhat.com>
6763 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
6764 interger-constant displacement for UNSPEC_PCREL.
6766 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6768 PR rtl-optimization/52208
6769 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
6770 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
6772 PR tree-optimization/52255
6773 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
6774 loop->header has virtual PHI, but exit_e->dest doesn't, add
6775 virtual PHI to exit_e->dest and adjust all uses after the loop.
6778 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
6779 children with clone_tree_hash, not after it.
6781 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
6783 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
6784 extended identifiers.
6786 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6789 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
6790 a same_body_alias, also test whether e->callee isn't a former
6791 or current clone of the decl this is a same body alias of.
6793 PR translation/52264
6794 * cgraphunit.c (verify_cgraph_node): Fix a typo.
6796 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
6798 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
6800 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6803 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
6804 force_reg instead of copy_to_reg for better optimization. Force
6805 non-register or memory operands into a register.
6807 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
6809 * extend.texi: Reserve upper bits of memory model for future use.
6811 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
6812 Anatoly Sokolov <aesok@post.ru>
6813 Eric Weddington <eric.weddington@atmel.com>
6816 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
6817 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
6818 Rewrite initializers for .macro.
6819 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
6820 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
6821 atxmega32d4, atxmega32x1.
6822 avrxmega4: atxmega64a3, atxmega64d3.
6823 avrxmega5: atxmega64a1, atxmega64a1u.
6824 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
6825 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
6826 avrxmega7: atxmega128a1, atxmega128a1u.
6827 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
6828 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
6829 (struct base_arch_s): Rename reserved to xmega_p.
6830 Rename reserved2 to have_rampd.
6831 (AVR_XMEGA): New define.
6832 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
6833 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
6834 * config/avr/predicates.md (io_address_operand): Take into
6836 (low_io_address_operand): Ditto.
6837 (high_io_address_operand): Ditto.
6838 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
6839 (enabled, movhi_sp_r): Use them.
6840 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
6841 cpp_define_formatted to built-in define __AVR_ARCH__.
6842 (__AVR_XMEGA__): New built-in define.
6843 (__AVR_HAVE_RAMPD__): New built-in define.
6844 (__AVR_HAVE_RAMPX__): New built-in define.
6845 (__AVR_HAVE_RAMPY__): New built-in define.
6846 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
6848 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
6849 (avr_option_override): Initialize them.
6850 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
6851 (avr_init_expanders): Initialize them. No more block several calls.
6852 (emit_push_sfr): New static function.
6853 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
6855 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
6856 (avr_print_operand): Print addreeses as symbols for
6857 RAMPX, RAMPY, RAMPD, CCP.
6858 (output_movhi): Handle AVR_XMEGA when writing to SP.
6859 (avr_out_movhi_mr_r_xmega): New static function.
6860 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
6861 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
6862 __RAMPD__, __CCP__ as needed.
6864 * config/avr/multilib.h: Regenerate.
6865 * config/avr/t-multilib: Regenerate.
6866 * config/avr/avr-tables.opt: Regenerate.
6868 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
6870 PR tree-optimization/50561
6871 * graphite-flattening.c (lst_project_loop): Do not
6872 remove old scattering dimensions after flattening.
6873 (lst_do_flatten): Likewise.
6875 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
6877 * doc/extend.texi (AVR Built-in Functions): Remove doc for
6878 __builtin_avr_map8, __builtin_avr_map16.
6879 Document __builtin_avr_insert_bits.
6881 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
6882 (insert_bits): New insn.
6883 (adjust_len.map_bits): Rename to insert_bits.
6884 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
6885 * avr-protos.h (avr_out_map_bits): Remove.
6886 (avr_out_insert_bits, avr_has_nibble_0xf): New.
6887 * config/avr/constraints.md (Cxf,C0f): New.
6888 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
6889 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
6890 New built-in define __BUILTIN_AVR_INSERT_BITS.
6891 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
6892 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
6893 (avr_move_bits): Rewrite.
6894 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
6896 (avr_map_op_t): New typedef.
6897 (avr_map_op): New static variable.
6898 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
6899 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
6900 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
6901 (bdesc_3arg, avr_expand_triop_builtin): New.
6902 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
6903 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
6904 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
6905 (avr_map_equal_p, avr_map_sig_p): Remove.
6906 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
6907 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6908 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
6909 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6910 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
6911 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6913 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6915 * config/c6x/c6x.md (reserve_cycles): New attribute.
6916 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
6917 don't reserve functional units after the branch occurs.
6919 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
6922 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
6923 functions into non-tm_pure functions.
6925 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
6928 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
6929 (iterative_hash_canonical_type): Likewise.
6930 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
6933 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6935 * haifa-sched.c (prune_ready_list): Ensure that if there is a
6936 sched-group insn, it either remains alone or the entire list is pruned.
6938 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6940 * doc/install.texi (Prerequisites): Fix grammar.
6941 (Configuration): Likewise.
6943 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6945 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
6946 MPC as part of GCC before describing configuring with --with-gmp etc.
6947 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
6948 sources are present.
6950 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6953 * dwarf2out.c (clone_tree_hash): New function.
6954 (copy_decls_walk): Use it instead of clone_tree.
6956 2012-02-14 Richard Guenther <rguenther@suse.de>
6958 PR tree-optimization/52244
6959 PR tree-optimization/51528
6960 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6961 replacements for integral types.
6963 2012-02-14 Walter Lee <walt@tilera.com>
6965 * config.gcc: Handle tilegx and tilepro.
6966 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6968 Add HAVE_AS_TLS check for tilegx and tilepro.
6969 * configure: Regenerate.
6970 * doc/contrib.texi: Add Mat Hostetter and self.
6971 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6972 Document instruction intrinsics and network accessing intrinsics.
6973 (TILEPro Built-in Functions): New node. Document instruction
6974 intrinsics and network accessing intrinsics.
6975 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6976 (Specific, tilepro-*-linux*): Likewise.
6977 * doc/invoke.texi (TILE-Gx Options): New section.
6978 (TILEPro Options): New section.
6979 * doc/md.texi (TILE-Gx): New section.
6980 (TILEPro): New section.
6981 * common/config/tilegx/tilegx-common.c: New file.
6982 * common/config/tilepro/tilepro-common.c: New file.
6983 * config/tilegx/constraints.md: New file.
6984 * config/tilegx/linux.h: New file.
6985 * config/tilegx/mul-tables.c: New file.
6986 * config/tilegx/predicates.md: New file.
6987 * config/tilegx/sync.md: New file.
6988 * config/tilegx/t-tilegx: New file.
6989 * config/tilegx/tilegx-builtins.h: New file.
6990 * config/tilegx/tilegx-c.c: New file.
6991 * config/tilegx/tilegx-generic.md: New file.
6992 * config/tilegx/tilegx-modes.def: New file.
6993 * config/tilegx/tilegx-multiply.h: New file.
6994 * config/tilegx/tilegx-protos.h: New file.
6995 * config/tilegx/tilegx.c: New file.
6996 * config/tilegx/tilegx.h: New file.
6997 * config/tilegx/tilegx.md: New file.
6998 * config/tilegx/tilegx.opt: New file.
6999 * config/tilepro/constraints.md: New file.
7000 * config/tilepro/gen-mul-tables.cc: New file.
7001 * config/tilepro/linux.h: New file.
7002 * config/tilepro/mul-tables.c: New file.
7003 * config/tilepro/predicates.md: New file.
7004 * config/tilepro/t-tilepro: New file.
7005 * config/tilepro/tilepro-builtins.h: New file.
7006 * config/tilepro/tilepro-c.c: New file.
7007 * config/tilepro/tilepro-generic.md: New file.
7008 * config/tilepro/tilepro-modes.def: New file.
7009 * config/tilepro/tilepro-multiply.h: New file.
7010 * config/tilepro/tilepro-protos.h: New file.
7011 * config/tilepro/tilepro.c: New file.
7012 * config/tilepro/tilepro.h: New file.
7013 * config/tilepro/tilepro.md: New file.
7014 * config/tilepro/tilepro.opt: New file.
7016 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7018 PR tree-optimization/52210
7019 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
7020 vect_model_simple_cost with two entry vect_def_type array instead
7021 of an address of dt.
7023 2012-02-14 Richard Guenther <rguenther@suse.de>
7026 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
7027 Do not stream DECL_QUALIFIER.
7028 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
7029 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
7030 (find_decls_types_r): Do not walk DECL_QUALIFIER.
7032 2012-02-14 Jakub Jelinek <jakub@redhat.com>
7035 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
7038 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7041 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
7042 * cselib.c (cselib_subst_to_values_from_insn): New function.
7043 * sched-deps.c (add_insn_mem_dependence,
7044 sched_analyze_1, sched_analyze_2): Use it.
7046 2012-02-13 Jan Hubicka <jh@suse.cz>
7049 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
7051 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
7053 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
7054 (GTM_SELF_SPECS): Define if not already defined.
7055 (driver_self_specs): Add GTM_SELF_SPECS.
7056 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
7057 (GTM_SELF_SPECS): Define.
7058 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
7059 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
7061 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7063 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
7066 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
7069 * omp-low.c (expand_omp_for): If a static schedule without chunk size
7070 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
7072 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
7075 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
7077 2012-02-13 Richard Guenther <rguenther@suse.de>
7079 PR translation/52211
7080 * passes.c (enable_disable_pass): Fix typo.
7082 2012-02-13 Jakub Jelinek <jakub@redhat.com>
7085 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
7086 XOR for reduce_bit_field if type is unsigned.
7088 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
7090 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
7091 disallow changes from SFmode to mode with different size in FP regs.
7093 2012-02-12 Robert Millan <rmh@gnu.org>
7094 Gerald Pfeifer <gerald@pfeifer.com>
7096 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
7099 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
7101 PR rtl-optimization/52175
7102 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
7103 to frame-related instructions.
7105 2012-02-10 Jason Merrill <jason@redhat.com>
7108 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
7109 (demangle_new_symbols): Fill it.
7110 (scan_linker_output): Walk it.
7111 (start_tweaking): Split out from scan_linker_output.
7112 (maybe_tweak): Update sym->chosen.
7113 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
7115 2012-02-11 Jakub Jelinek <jakub@redhat.com>
7118 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
7120 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
7122 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
7123 having the same mode as previous compare.
7125 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
7127 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
7128 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
7129 (nonlocal_goto_internal): Likewise.
7130 (nonlocal_goto): Emit a use and an indirect jump directly.
7132 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
7135 * doc/extend.texi : Update comments for __atomic_compare_exchange and
7136 __atomic_{is,always}_lock_free.
7138 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
7141 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
7142 negative constant address for TARGET_X32.
7144 2012-02-10 Richard Henderson <rth@redhat.com>
7146 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
7147 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
7148 for GIMPLE_TRANSACTION. Tidy if's into a switch.
7150 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7151 Ira Rosen <irar@il.ibm.com>
7153 PR tree-optimization/50031
7154 * targhooks.c (default_builtin_vectorization_cost): Handle
7156 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
7157 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
7158 all types of reduction and pattern statements.
7159 (vect_estimate_min_profitable_iters): Likewise.
7160 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
7161 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
7162 for explicit realigns.
7163 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
7164 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
7166 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
7167 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
7168 vec_perm for VSX and handle vec_promote_demote.
7170 2012-02-10 Jakub Jelinek <jakub@redhat.com>
7173 * builtins.c (fold_builtin_atomic_always_lock_free,
7174 expand_builtin_atomic_always_lock_free,
7175 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
7176 Return and/or test boolean_true_node/boolean_false_node instead of
7177 integer_one_node/integer_zero_node.
7179 2012-02-10 Jan Hubicka <jh@suse.cz>
7182 * predict.c (predict_paths_for_bb): Prevent looping.
7183 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
7185 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
7187 * config/arm/arm.c (output_move_double): In one case properly
7188 count number of instructions that will be emitted.
7190 2012-02-10 Richard Guenther <rguenther@suse.de>
7192 PR translation/52193
7193 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
7195 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
7198 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
7200 2012-02-09 Jakub Jelinek <jakub@redhat.com>
7203 * var-tracking.c (emit_note_insn_var_location): If
7204 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
7205 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
7206 non-NOTE_DURING_CALL_P insn.
7208 2012-02-09 Bin Cheng <bin.cheng@arm.com>
7211 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
7213 2012-02-08 Magnus Granberg <zorry@gentoo.org>
7216 * gcc.c (switch_matches) Support switches with separated form,
7219 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
7221 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
7223 (RAMPZ_ADDR): Ditto.
7224 * config/avr/avr.c (avr_addr_t): New typedef.
7225 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
7226 (avr_init_expanders): Initialize it.
7227 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
7229 (expand_epilogue): Ditto.
7230 (avr_print_operand): Ditto.
7231 (avr_file_start): Ditto.
7232 (avr_emit_movmemhi): Ditto.
7234 2012-02-08 Richard Guenther <rguenther@suse.de>
7236 PR tree-optimization/46886
7237 * tree-flow.h (do_while_loop_p): Declare.
7238 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
7239 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
7241 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
7243 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
7244 always succeed for integers larger than a native word.
7246 2012-02-08 Richard Guenther <rguenther@suse.de>
7248 PR rtl-optimization/52170
7249 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
7250 properly handle integer vector modes.
7252 2012-02-08 Jakub Jelinek <jakub@redhat.com>
7254 PR gcov-profile/52150
7255 * coverage.c: Include target.h.
7256 (build_var): Call targetm.strip_name_encoding on the assembler name.
7257 Change one _ into . or $ if the target allows it.
7258 * Makefile.in (coverage.o): Depend on $(TARGET_H).
7260 PR rtl-optimization/52139
7261 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
7262 is a BARRIER after emit_insn_after_noloc, move BB_END
7263 to the last non-BARRIER insn before it.
7265 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
7268 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
7269 (mips_gimplify_va_arg_expr): Call it instead of
7270 std_gimplify_va_arg_expr.
7272 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7274 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
7275 message for -mno-pointers-to-nested-function.
7277 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
7280 * expr.c (get_inner_reference): If there is an offset, add a negative
7281 bit position to it (if any).
7283 2012-02-07 Jakub Jelinek <jakub@redhat.com>
7285 PR rtl-optimization/52060
7286 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
7287 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
7288 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
7289 and/or i0src_copy2 when needed.
7291 2012-02-07 Jakub Jelinek <jakub@redhat.com>
7293 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
7294 or LTOPLUGINSONAME if have_c.
7296 * config/freebsd-spec.h: Add comment about what macros can be defined
7298 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
7299 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
7302 2012-02-07 Richard Guenther <rguenther@suse.de>
7304 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
7305 newline in -alias dumps.
7307 2012-02-07 Kai Tietz <ktietz@redhat.com>
7308 Dave Korn <dave.korn.cygwin@gmail.com>
7311 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
7312 Take care that typinfo gets dllexport-attribute.
7314 2012-02-07 Jakub Jelinek <jakub@redhat.com>
7317 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
7318 if modifier < EXPAND_SUM call force_operand on the result.
7320 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
7322 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
7323 adding __forwarder_dst__ prefix if a forwarder_section attribute is
7325 (epiphany_function_type): Replace types for specific interrupts with
7326 EPIPHANY_FUNCTION_INTERRUPT.
7327 (EPIPHANY_INTERRUPT_P): Update.
7328 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
7329 New static function.
7330 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
7331 <disinterrupt>: Affects type identity.
7332 (epiphany_handle_interrupt_attribute): Handle variable number of
7334 (epiphany_compute_function_type): Update for new
7335 epiphany_function_type definition.
7336 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
7337 handlers with a longcall forwarder.
7338 (epiphany_start_function): Handle multiple interrupt arguments and/or
7339 forwarder_section attribute.
7341 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
7344 2012-02-07 Alan Modra <amodra@gmail.com>
7347 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
7350 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7352 PR tree-optimization/50969
7353 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
7354 use vec_perm rather than vector_stmt.
7355 (vect_model_load_cost): Likewise.
7356 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
7357 vec_perm to be the same as other vector statements.
7358 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
7359 cost of vec_perm for TARGET_VSX.
7361 2012-02-06 Richard Guenther <rguenther@suse.de>
7363 PR tree-optimization/52115
7364 * tree-sra.c (access_has_replacements_p): New function.
7365 (sra_modify_assign): Use it to decide whether a use is uninitialized.
7367 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
7370 * trans-mem.c (expand_call_tm): Add an assertion.
7371 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
7374 2012-02-06 Richard Guenther <rguenther@suse.de>
7376 PR tree-optimization/50955
7377 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
7378 raise cost of expressions that replace an address with an
7379 expression based on a different pointer.
7381 2012-02-06 Jakub Jelinek <jakub@redhat.com>
7384 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
7385 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
7387 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
7390 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
7391 -Weffc++ and specify guidelines come from second edition.
7393 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
7395 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
7396 (sibcall_value_multiple_internal, call_split, call_internal_direct)
7397 (call_direct_split, call_value_split, call_value_internal_direct)
7398 (call_value_direct_split, call_value_multiple_split): Use jal and
7399 jal_macro attributes.
7401 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
7403 * reload1.c (reload_regs_reach_end_p): Replace with...
7404 (reload_reg_rtx_reaches_end_p): ...this function.
7405 (new_spill_reg_store): Update commentary.
7406 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
7407 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
7408 before setting new_spill_reg_store.
7409 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
7410 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
7411 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
7412 for non-spill reload registers.
7414 2012-02-05 Ira Rosen <irar@il.ibm.com>
7416 PR tree-optimization/52091
7417 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
7418 (vect_is_simple_use_1): Likewise.
7419 * tree-vect-loop.c (vectorizable_reduction): Update calls
7420 to vect_is_simple_use_1 and vect_is_simple_use.
7421 (vectorizable_live_operation): Likewise.
7422 * tree-vect-patterns.c (widened_name_p,
7423 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
7424 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
7425 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
7426 vectorizable_shift,vectorizable_operation, vectorizable_store,
7427 vectorizable_load): Likewise.
7428 (vect_is_simple_cond): Add an argument, pass it to
7429 vect_is_simple_use_1.
7430 (vectorizable_condition): Update calls to vect_is_simple_cond,
7432 (vect_is_simple_use): Add an argument, the statement in which
7433 OPERAND is used. Check that if OPERAND's def stmt is a double
7434 reduction phi node, the use is a phi node too.
7435 (vect_is_simple_use_1): Add an argument, pass it to
7437 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
7438 to vect_is_simple_use.
7440 2012-02-04 Jakub Jelinek <jakub@redhat.com>
7442 PR rtl-optimization/52095
7443 * modulo-sched.c (dump_insn_locator): New function.
7444 (loop_canon_p, sms_schedule): Use it.
7446 PR rtl-optimization/52113
7447 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
7448 even for decomposable shift/zext insns.
7450 2012-02-03 Jakub Jelinek <jakub@redhat.com>
7451 Zdenek Dvorak <ook@ucw.cz>
7453 PR rtl-optimization/52092
7454 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
7455 on get_iv_value result.
7457 2012-02-02 Andrew Pinski <apinski@cavium.com>
7461 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
7463 2012-02-02 Jakub Jelinek <jakub@redhat.com>
7466 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
7468 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
7470 PR rtl-optimization/49800
7471 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
7472 (sched_finish): Call regstat_free_n_sets_and_refs.
7474 2012-02-02 Jia Liu <proljc@gmail.com>
7476 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
7479 2012-02-02 Jan Hubicka <jh@suse.cz>
7480 Tom de Vries <tom@codesourcery.com>
7483 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
7484 * varpool.c (varpool_analyze_pending_decls): Likewise.
7486 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
7487 Jayant R Sonar <jayant.sonar@kpitcummins.com>
7489 * config.gcc: Add cr16-* support.
7491 * doc/extend.texi: Document cr16 extensions.
7492 * doc/install.texi: Document cr16 install.
7493 * doc/invoke.texi: Document cr16 options.
7494 * doc/md.texi: Document cr16 constraints.
7496 * common/config/cr16/cr16-common.c: New file.
7497 * config/cr16/cr16.c: New file.
7498 * config/cr16/cr16.h: New file.
7499 * config/cr16/cr16.md: New file.
7500 * config/cr16/cr16.opt: New file.
7501 * config/cr16/cr16-protos.h: New file.
7502 * config/cr16/predicates.md: New file.
7503 * config/cr16/constraints.md: New file.
7504 * config/cr16/t-cr16: New file.
7506 2012-02-02 Jakub Jelinek <jakub@redhat.com>
7509 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
7510 that operands[2] is either immediate, or q_regs_operand.
7512 PR tree-optimization/52073
7513 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
7514 a pattern stmt for pattern uses, ignore uses outside of the loop.
7516 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
7518 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
7519 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
7520 (OUT_AS1, OUT_AS2): Remove.
7522 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
7524 PR rtl-optimization/51374
7525 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
7526 to cross other volatile_refs_p insns.
7528 2012-02-01 Richard Guenther <rguenther@suse.de>
7530 * doc/invoke.texi (fno-inline): Clarify documentation.
7531 (finline-small-functions): Likewise.
7532 (finline-functions): Likewise.
7533 * common.opt (finline): Adjust comment and documentation.
7534 (finline-small-functions): Clarify documentation.
7535 (finline-functions): Likewise.
7536 (finline-functions-called-once): Likewise.
7538 2012-02-01 Tristan Gingold <gingold@adacore.com>
7540 * c-typeck.c (composite_type): Keep mode for pointers.
7542 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
7544 * function.h (regno_reg_rtx): Adjust comment.
7545 * reginfo.c (init_reg_modes_target): Only use the previous mode
7546 if it fits within one register. Remove MIPS comment.
7548 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7551 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
7553 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7555 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
7556 to srak instruction.
7558 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7560 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
7562 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7567 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
7569 2012-01-31 Richard Guenther <rguenther@suse.de>
7571 PR tree-optimization/51528
7572 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
7575 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7580 * ree.c (add_removable_extension): Change def_map argument
7581 to unsigned *, store in def_map 1 + offset into *insn_list vector
7582 instead of pointers into the vector.
7583 (find_removable_extensions): Adjust caller.
7585 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7587 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
7588 Transform all "* quoted-c-code" to { c-code }.
7589 Remove redundant test for "optimize" in combine patterns.
7590 Move (include "avr-dimode.md") to end of file.
7592 2012-01-30 Bin Cheng <bin.cheng@arm.com>
7595 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
7596 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
7598 2012-01-30 Richard Guenther <rguenther@suse.de>
7600 PR tree-optimization/52028
7601 * tree-loop-distribution.c (ldist_gen): Properly update
7604 2012-01-30 Jakub Jelinek <jakub@redhat.com>
7607 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
7608 set_cur_line_info_table if not emitting debug info.
7610 PR tree-optimization/52046
7611 * tree-vect-patterns.c (check_bool_pattern): Give up if
7612 a comparison could throw.
7615 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
7617 2012-01-30 Richard Guenther <rguenther@suse.de>
7619 PR tree-optimization/52045
7620 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
7621 SSA form if cfgcleanup did anything.
7623 2012-01-30 Richard Guenther <rguenther@suse.de>
7625 PR tree-optimization/52045
7626 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
7627 before computing final todo.
7629 2012-01-30 Richard Guenther <rguenther@suse.de>
7631 PR tree-optimization/51528
7632 * tree-sra.c (sra_modify_assign): Re-factor in preparation
7635 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
7637 * df-problems.c (df_kill_notes): Check that the use refers
7638 to the note under examination.
7640 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
7643 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
7644 parameter and use short-lived pseudos.
7645 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
7646 (sparc_expand_vector_init): Const-ify local variables and adjust
7647 calls to above functions.
7649 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7651 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
7653 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
7655 * doc/invoke.texi: Make usage of "compile time" and
7656 "run time"/"runtime" consistent throughout the file.
7658 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
7660 * config/alpha/alpha.c (alpha_option_override): Default to
7661 full IEEE compliance mode for Go language.
7663 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
7665 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
7666 (LINK_SSP_SPEC): Define.
7668 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7671 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
7674 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
7676 * doc/invoke.texi: Correct hyphenation of "floating point",
7677 "double precision", and related terminology throughout the file.
7679 2012-01-28 Jakub Jelinek <jakub@redhat.com>
7682 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
7683 arm_general_register_operand predicate for operand 2 instead of
7686 2012-01-27 Ian Lance Taylor <iant@google.com>
7689 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
7690 * builtins.c (expand_builtin_init_trampoline): Add onstack
7691 parameter. Change caller.
7692 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
7693 * tree.c (build_common_builtin_nodes): Declare
7694 __builtin_init_heap_trampoline.
7696 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
7698 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
7699 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
7700 * config/avr/avr.c: Ditto.
7701 (avr_regnames): Remove because unused.
7702 * config/avr/avr.md (*cpse.ne): New peephole.
7703 (*cpse.eq): New peephole from former cpse peepholes.
7705 2012-01-27 Michael Eager <eager@eagercon.com>
7707 * config/microblaze.c (microblaze_emit_compare): Correct
7708 test after pcmp instruction.
7710 2012-01-27 Richard Guenther <rguenther@suse.de>
7712 PR tree-optimization/52020
7713 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
7715 2012-01-27 Richard Guenther <rguenther@suse.de>
7717 * ipa-pure-const.c (check_stmt): Clobbers do not make a
7718 function non-const/pure.
7720 2012-01-27 Richard Guenther <rguenther@suse.de>
7722 PR tree-optimization/50444
7723 * tree-sra.c (build_ref_for_offset): Properly adjust the
7724 MEM_REF type for unaligned accesses.
7726 2012-01-27 Richard Guenther <rguenther@suse.de>
7728 PR tree-optimization/50444
7729 * expr.c (mem_ref_refers_to_non_mem_p): New function.
7730 (expand_assignment): Use it. Properly handle misaligned
7731 bases when expanding stores to component references.
7732 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
7735 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
7738 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
7739 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
7740 * tree-data-ref.c (find_data_references_in_loop): Make static.
7741 (compute_all_dependences): Change return type to bool. Bail out
7742 for too many datarefs in a loop. Move the hunk resetting the data
7743 dependences vector from ...
7744 (compute_data_dependences_for_loop): ... here. Account for
7745 compute_all_dependences returning false.
7746 (compute_data_dependences_for_bb): Likewise.
7747 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
7748 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
7750 2012-01-27 Richard Guenther <rguenther@suse.de>
7753 * expr.c (store_field): Use the alias-set of the scratch memory
7756 2012-01-27 Tom de Vries <tom@codesourcery.com>
7758 PR tree-optimization/51990
7759 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7761 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
7763 2012-01-27 Jakub Jelinek <jakub@redhat.com>
7766 * var-tracking.c (reverse_op): Don't add any reverse operation
7767 if V already has any constant locations.
7769 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7771 * doc/invoke.texi: Correct usage of "command line" (noun)
7772 vs "command-line" (adjective) throughout.
7774 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7776 * doc/invoke.texi (Language Independent Options): Move
7777 -Wcoverage-mismatch blurb from here....
7778 (Warning Options): ...to here.
7780 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
7782 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7783 Set rs6000_always_hint to false for 476.
7785 2012-01-27 Matthias Klose <doko@ubuntu.com>
7787 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
7789 * incpath.c (add_standard_paths): Likewise.
7791 2012-01-27 Richard Henderson <rth@redhat.com>
7793 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7794 * config/m68k/sync.md (atomic_test_and_set): Rename from
7795 sync_test_and_setqi and adjust the operands.
7796 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
7797 and unconditionally enable.
7799 2012-01-27 Richard Henderson <rth@redhat.com>
7801 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7802 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
7803 (ldstub): Rename from ldstubqi.
7804 (ldstub<I24MODE>): Remove.
7806 2012-01-27 Richard Henderson <rth@redhat.com>
7808 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7809 * c-cppbuiltin.c (cpp_atomic_builtins): Define
7810 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
7811 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
7812 * doc/tm.texi: Rebuild.
7814 2012-01-27 Richard Henderson <rth@redhat.com>
7816 * optabs.c (gen_atomic_test_and_set): Remove default.
7817 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
7819 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7821 PR rtl-optimization/51978
7822 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
7823 (combine_reaching_defs): Likewise.
7824 (struct re_info): Remove.
7825 (add_removable_extension): Remove x and data arguments,
7826 add insn, insn_list and def_map. Use the arguments directly
7827 instead of using struct re_info.
7828 (find_removable_extensions): Don't call add_removable_extension
7829 through note_stores, instead just call it with single_set
7831 (find_and_remove_re): Pass curr_cand->expr instead of
7832 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
7834 2012-01-26 Michael Matz <matz@suse.de>
7836 PR tree-optimization/46590
7837 * cfgexpand.c: Revert last change (r183305).
7838 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
7840 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
7841 checking for emptiness.
7843 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7846 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
7847 non-addressable non-BLKmode base correctly.
7849 2012-01-26 Michael Matz <matz@suse.de>
7851 PR tree-optimization/48794
7852 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
7853 regions referenced from RESX/EH_DISPATCH.
7855 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7857 * config/s390/s390.h: Make BRANCH_COST an option.
7858 * config/s390/s390.opt: New option -mbranch-cost.
7860 2012-01-26 Richard Henderson <rth@redhat.com>
7862 Revert 2012-01-24 change:
7863 * trans-mem.c (requires_barrier): Do not instrument thread local
7864 variables and emit save/restore for them.
7866 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7869 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
7872 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
7874 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
7877 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
7880 Rename __pgm to __flash.
7881 Rename __pgm1 to __flash1.
7882 Rename __pgm2 to __flash2.
7883 Rename __pgm3 to __flash3.
7884 Rename __pgm4 to __flash4.
7885 Rename __pgm5 to __flash5.
7886 Rename __pgmx to __memx.
7887 * doc/extend.texi (AVR Named Address Spaces)
7888 Rename address space names as indicated above.
7889 * config/avr/avr.c (avr_addrspace): Ditto.
7891 * config/avr/avr-protos.h
7892 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
7893 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
7894 * config/avr/predicates.md: Ditto.
7895 * config/avr/avr.c Ditto, and
7896 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
7897 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
7899 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
7900 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
7901 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
7902 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
7903 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
7904 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
7905 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
7906 * config/avr/avr.c: Ditto.
7907 * config/avr/avr.md: Ditto.
7909 2012-01-25 Jason Merrill <jason@redhat.com>
7912 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
7914 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7916 PR tree-optimization/51987
7917 * tree-data-ref.c (get_references_in_stmt): Handle references in
7918 non-volatile GIMPLE_ASM.
7920 2012-01-25 Richard Guenther <rguenther@suse.de>
7922 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
7923 bases are dereferenced.
7925 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7927 PR rtl-optimization/48374
7928 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
7930 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7932 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
7933 compute_data_dependences_for_loop returns false.
7934 * tree-parloops.c (loop_parallel_p): Likewise.
7936 2012-01-25 Richard Guenther <rguenther@suse.de>
7938 * tree.h (get_pointer_alignment_1): Declare.
7939 * builtins.c (get_pointer_alignment_1): New function.
7940 (get_pointer_alignment): Use it.
7942 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7944 PR rtl-optimization/48308
7945 * combine.c (enum undo_kind): Add UNDO_LINKS.
7946 (struct undo): Add member l to other_contents and where.
7947 (do_SUBST_LINK): New.
7949 (try_combine): Handle LOG_LINKS for the dummy i1 case.
7950 (undo_all): Handle UNDO_LINKS.
7952 2012-01-25 Richard Henderson <rth@redhat.com>
7954 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
7957 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7959 * optabs.c (gen_atomic_test_and_set): Use each argument.
7961 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7963 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
7964 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
7965 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7966 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7967 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7968 TARGET_PAIRED_SINGLE_FLOAT.
7970 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7972 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7973 (in_struct, return_val): Remove MEM documentation.
7974 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7975 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7976 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7978 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7979 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7980 * expr.c (store_field): Likewise.
7981 * function.c (assign_stack_temp_for_type): Likewise.
7982 * ifcvt.c (noce_try_cmove_arith): Likewise.
7983 * reload1.c (reload): Likewise.
7984 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7985 (alpha_set_memflags): Likewise.
7986 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7988 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7990 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7992 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
7993 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
7994 (true_dependence_1, true_dependence, canon_true_dependence): Remove
7996 * cselib.c (cselib_rtx_varies_p): Delete.
7997 (cselib_invalidate_mem): Update call to canon_true_dependence.
7998 * dse.c (record_store, check_mem_read_rtx): Likewise.
7999 (scan_reads_nospill): Likewise.
8000 * cse.c (check_dependence): Likewise.
8001 (cse_rtx_varies_p): Delete.
8002 * expr.c (safe_from_p): Update call to true_dependence.
8003 * ira.c (validate_equiv_mem_from_store): Likewise.
8004 (memref_referenced_p): Likewise.
8005 * postreload-gcse.c (find_mem_conflicts): Likewise.
8006 * sched-deps.c (sched_analyze_2): Likewise.
8007 * store-motion.c (load_kills_store): Likewise.
8008 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
8009 * gcse.c (mems_conflict_for_gcse_p): Likewise.
8010 (compute_transp): Update call to canon_true_dependence.
8012 2012-01-25 Richard Henderson <rth@redhat.com>
8014 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
8015 (maybe_emit_atomic_test_and_set): New.
8016 (expand_sync_lock_test_and_set): Use it.
8017 (expand_atomic_test_and_set): Likewise.
8018 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
8019 the implementation; clarify implementation defined details.
8020 * doc/md.texi (atomic_test_and_set): Document.
8022 2012-01-25 Richard Henderson <rth@redhat.com>
8024 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
8026 2012-01-25 Richard Henderson <rth@redhat.com>
8029 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
8030 to effect no-op split.
8032 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8035 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
8036 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
8037 (BT_FN_VOID_PTR_INT_SIZE): New.
8038 (BT_FN_UINT_UINT_VAR): Remove.
8039 (BT_FN_UINT32_UINT32_VAR): New.
8040 (BT_FN_DOUBLE_VPTR): Remove.
8041 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
8043 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
8044 (_ITM_changeTransactionMode): Same.
8045 (_ITM_memmoveRtWt): Change return type to void.
8046 (_ITM_memcpyRtWt): Same.
8047 (_ITM_memsetW): Same.
8048 (_ITM_RaRD): Change types to double.
8053 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
8055 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
8056 Patrick Marlier <patrick.marlier@gmail.com>
8058 * trans-mem.c (requires_barrier): Do not instrument thread local
8059 variables and emit save/restore for them.
8061 2012-01-24 Jason Merrill <jason@redhat.com>
8064 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
8065 output static aliases.
8067 2012-01-24 Jakub Jelinek <jakub@redhat.com>
8070 * common.opt (-pie, -shared, pie, shared): Change from Common to
8072 * gcc.c (display_help): Display help for -pie and -shared.
8074 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
8077 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
8078 Remove note on size/offset limitation.
8079 (AVR Variable Attributes): Add example how to read data located
8080 with progmem. Refer to named address spaces.
8081 * doc/invoke.texi (AVR Options): Fix typo.
8083 2012-01-24 Richard Guenther <rguenther@suse.de>
8085 Forward-port to trunk
8086 2010-09-21 Jakub Jelinek <jakub@redhat.com>
8089 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
8090 op0 isn't sufficiently aligned and there is movmisalignM
8091 insn for mode, use it to load op0 into a temporary register.
8093 2012-01-24 Jakub Jelinek <jakub@redhat.com>
8096 * target.def (const_not_ok_for_debug_p): New hook.
8097 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
8099 * doc/tm.texi: Regenerated.
8100 * dwarf2out.c (const_ok_for_output_1): If
8101 targetm.const_not_ok_for_debug_p returns true, fail.
8102 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
8104 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
8106 2012-01-23 Kai Tietz <ktietz@redhat.com>
8109 * config/i386/predicates.md (symbolic_operand): Allow
8110 UNSPEC_PCREL as PIC expression for lea.
8111 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
8112 * config/i386/i386.c (ix86_delegitimize_address): Handle
8113 UNSPEC_PCREL for none-MEM, too.
8115 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
8117 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
8118 (ipa_tm_create_version_alias): Same.
8120 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
8123 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
8124 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
8126 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
8127 Patrick Marlier <patrick.marlier@gmail.com>
8128 Iain Sandoe <developer@sandoe-acoustics.co.uk>
8131 * lto-wrapper.c (run_gcc): Pass the LTO section name to
8132 simple_object_start_read.
8134 2012-01-23 Richard Guenther <rguenther@suse.de>
8137 PR tree-optimization/51895
8138 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
8139 parameter decomposition into BLKmode components.
8141 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
8143 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
8144 fake variables for restrict-qualified pointers whose pointed-to type
8145 contains a placeholder.
8147 2012-01-23 Richard Guenther <rguenther@suse.de>
8149 PR tree-optimization/51949
8150 * ipa-split.c (execute_split_functions): Do not split malloc functions.
8152 2012-01-23 Jakub Jelinek <jakub@redhat.com>
8154 PR rtl-optimization/51933
8155 * ree.c (transform_ifelse): Return true right away if dstreg is
8156 already wider or equal to cand->mode.
8157 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
8158 (make_defs_and_copies_lists): Remove defs_list and copies_list
8159 arguments, add state argument, just truncate state->work_list
8160 instead of always allocating and freeing the vector. Assert that
8161 get_defs succeeds instead of returning 2. Changed return type to bool.
8162 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
8163 have ext_src_mode, see if it has been modified already with the
8164 right kind of extension and has been extended before from the
8165 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
8166 just return true. Remember the original mode in state->modified array.
8167 (combine_reaching_defs): Add state argument. Don't allocate and
8168 free here def_list, copied_list and vec vectors, instead just
8169 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
8170 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
8171 Add state variable, clear vectors in it, initialize state.modified
8172 if needed. Free all the vectors at the end and state.modified too.
8173 Don't skip a candidate if the extension expression has been modified.
8175 2012-01-22 Douglas B Rupp <rupp@gnat.com>
8178 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
8179 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
8180 (extra_options) interix.opt -> i386/interix.opt"
8181 (extra_objs):Add winnt-stubs.o
8182 * configure.ac: Add interix to target_os .comm on PE check.
8183 * configure: Regenerate.
8184 * config/interix3.h: Delete and move bits to..
8185 * config/interix.h: Delete and move bits to..
8186 * config/i386/i386-interix3.h: Delete and move bits to..
8187 * config/i386/i386-interix.h: ..here.
8188 (TARGET_CPU_DEFAULT): Remove redefinition.
8189 (TARGET_ASM_CONSTRUCTOR): Undefine.
8190 (SUBTARGET_SWITCHES): Define for ms-bitfields.
8191 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
8192 (PTRDIFF_TYPE): Define.
8193 (LONG_DOUBLE_TYPE_SIZE): Define.
8194 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
8195 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
8196 (TARGET_SECTION_TYPE_FLAGS): Define.
8197 (ASM_DECLARE_FUNCTION_NAME): Define.
8198 (ASM_OUTPUT_EXTERNAL): Define.
8199 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8200 (ASM_OUTPUT_ALIGNED_BSS): Define.
8201 (PCC_BITFIELD_TYPE_MATTERS): Define.
8202 (USE_CONST_SECTION): Define.
8203 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
8204 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
8205 (SUPPORTS_ONE_ONLY): Remove.
8206 (I386_PE_STRIP_ENCODING): Define.
8207 * config/interix.opt: Delete and move bits to..
8208 * config/i386/interix.opt: ..here. New.
8209 (mpe-aligned-commons): Add.
8210 * config/i386/t-interix: Add copyright header.
8211 (winnt-stubs.o): Add rule.
8213 2012-01-22 Jason Merrill <jason@redhat.com>
8216 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
8217 for extra name aliases.
8219 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
8221 PR rtl-optimization/51924
8222 * ree.c (combine_set_extension): Improve debugging message.
8223 (combine_reaching_defs): Likewise.
8224 (get_defs): Rename confusingly named variable.
8225 (find_and_remove_re): Skip a candidate if the extension expression has
8228 2012-01-21 Robert Millan <rmh@gnu.org>
8229 Gerald Pfeifer <gerald@pfeifer.com>
8231 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
8232 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
8234 2012-01-20 Jakub Jelinek <jakub@redhat.com>
8236 PR tree-optimization/51914
8237 * tree-vect-stmts.c (vectorizable_conversion): For
8238 cvt_type && modifier == WIDEN, put temporary with cvt_type
8239 at the beginning of vec_dsts and set vec_dest to temporary
8242 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
8244 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
8246 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
8248 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
8249 * config/rs6000/rs6000.c: Likewise.
8251 2012-01-20 Jakub Jelinek <jakub@redhat.com>
8254 * config/arm/arm.c (arm_count_output_move_double_insns): Call
8255 output_move_double on a copy of operands array.
8257 2012-01-20 Cary Coutant <ccoutant@google.com>
8258 Dodji Seketeli <dodji@redhat.com>
8261 * dwarf2out.c (copy_declaration_context): Return ref to parent
8262 of declaration DIE, if necessary.
8263 (remove_child_or_replace_with_skeleton): Add new parameter; update
8264 caller. Place skeleton DIE under parent DIE of original declaration.
8265 Move call to copy_declaration_context to here ...
8266 (break_out_comdat_types): ... from here.
8268 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8270 PR rtl-optimization/51856
8271 * reload.c (find_reloads_subreg_address): Set the address_reloaded
8274 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8277 * config/arm/arm.c (arm_print_operand): Correct output of alignment
8278 hints for neon loads and stores.
8280 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
8284 * doc/extend.texi (Named Address Spaces): Split into subsections.
8285 (AVR Named Address Spaces): New subsection.
8286 (M32C Named Address Spaces): New subsection.
8287 (RL78 Named Address Spaces): New subsection.
8288 (SPU Named Address Spaces): New subsection.
8289 (Variable Attributes): New anchor "AVR Variable Attributes".
8290 (AVR Variable Attributes): Rewrite and avoid wording
8291 "address space" in this context.
8292 * doc/invoke.texi (AVR Options): Rewrite and add documentation
8293 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
8294 (AVR Built-in Macros): New subsubsection therein.
8295 * doc/md.texi (AVR constraints): Remove "C04", "R".
8297 2012-01-20 Richard Guenther <rguenther@suse.de>
8299 PR tree-optimization/51903
8300 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
8301 when removing stmts.
8303 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8306 * config/arm/arm.c (arm_load_pic_register): Use
8307 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
8308 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
8309 (arm_pic_static_addr): Likewise.
8310 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
8311 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
8312 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
8313 (pic_load_addr_unified): New.
8315 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
8318 * function.c (instantiate_virtual_regs_in_insn): Use
8319 delete_insn_and_edges when removing a wrong asm insn.
8321 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
8323 PR rtl-optimization/40761
8324 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
8325 Add new member loop_num.
8326 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
8327 (ira_build): Remove the parameter.
8329 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
8330 (ira.c): Do not build CFG loops for one region allocation. Remove
8331 argument from ira_build call.
8333 * ira-build.c (init_loop_tree_node): New function.
8334 (create_loop_tree_nodes): Use it. Separate the case when CFG
8335 loops are not built.
8336 (more_one_region_p): Check current_loops.
8337 (finish_loop_tree_nodes): Separate the case when CFG loops are not
8339 (add_loop_to_tree): Process loop equal to NULL too.
8340 (form_loop_tree): Separate the case when CFG loops are not built.
8341 Use explicitly number for the root.
8342 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
8344 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
8345 instead of loop->num.
8346 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
8347 (mark_all_loops_for_removal): Ditto.
8348 (remove_unnecessary_regions): Separate the case when CFG loops
8350 (ira_build): Remove the parameter. Use explicit number of regions
8351 when CFG loops are not built.
8353 * ira-color.c (print_loop_title): Separate the case for the root node.
8354 Use loop_num instead of loop->num.
8355 (move_spill_restore): Use loop_num instead of loop->num.
8357 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
8358 (change_loop): Ditto.
8359 (change_loop): Use loop_num instead of loop->num.
8361 * ira-lives.c (process_bb_node_lives): Ditto.
8363 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
8365 * ira-conflicts.c (print_allocno_conflicts): Ditto.
8367 2012-01-19 Jakub Jelinek <jakub@redhat.com>
8370 * tree-mudflap.c (mf_artificial): New function.
8371 (execute_mudflap_function_ops, execute_mudflap_function_decls,
8372 mx_register_decls, mudflap_enqueue_decl): Use it.
8375 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
8376 numbers in the insn pattern.
8378 2012-01-19 Michael Matz <matz@suse.de>
8380 PR tree-optimization/46590
8381 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
8382 use it in remembering which conflicts we already created.
8383 (add_scope_conflicts): Adjust call to above, (de)allocate helper
8386 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
8389 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
8390 (merge_and_complain): Same.
8392 2012-01-19 Jakub Jelinek <jakub@redhat.com>
8395 * config/initfini-array.h: Guard content of the header
8396 with #ifdef HAVE_INITFINI_ARRAY.
8397 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
8398 Add initfini-array.h to tm_file here.
8399 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
8400 * config.gcc: Don't add initfini-array.h to tm_file here.
8401 * configure: Regenerated.
8403 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
8405 PR rtl-optimization/51505
8406 * df-problems.c (df_kill_notes): New parameter live. Update comment.
8407 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
8408 (df_note_bb_compute): Update the call to df_kill_notes.
8410 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
8412 * trans-mem.c (requires_barrier): Remove call to is_global_var.
8414 2012-01-18 Richard Guenther <rguenther@suse.de>
8416 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
8417 of conversions to void *.
8419 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8420 Richard Sandiford <rdsandiford@googlemail.com>
8424 * optabs.h (simplify_expand_binop): Declare.
8425 * optabs.c (simplify_expand_binop): Make global.
8426 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
8427 endian targets if the source cannot be exactly covered by word
8430 2012-01-17 Jakub Jelinek <jakub@redhat.com>
8433 * hard-reg-set.h (struct hard_reg_set_container): New type.
8434 * target.h (struct hard_reg_set_container): Forward declare.
8435 * target.def (set_up_by_prologue): New target hook.
8436 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
8437 * doc/tm.texi: Regenerated.
8438 * function.c (thread_prologue_and_epilogue_insns): Change
8439 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
8440 Call targetm.set_up_by_prologue on it.
8441 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
8442 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
8444 2012-01-17 Nick Clifton <nickc@redhat.com>
8446 * config/rx/rx.c (rx_can_use_simple_return): New function.
8447 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
8448 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
8450 2012-01-17 Richard Guenther <rguenther@suse.de>
8453 * expr.c (expand_assignment): Take address-space information
8454 from the address operand of MEM_REF and TARGET_MEM_REF.
8455 (expand_expr_real_1): Likewise.
8457 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8459 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
8460 reload dump is requested.
8462 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
8465 * trans-mem.c (requires_barrier): Call may_be_aliased.
8467 2012-01-17 Jakub Jelinek <jakub@redhat.com>
8469 PR tree-optimization/51877
8470 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
8471 call arguments and fndecls compare equal, instead return false if they
8472 don't. Return true only if lhs1 and lhs2 are either both NULL, or
8473 both SSA_NAMEs that are valueized the same, or they satisfy
8476 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8478 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
8480 * configure: Regenerate.
8482 2012-01-16 Jan Hubicka <jh@suse.cz>
8486 * convert.c (convert_to_integer): Use fold_convert for
8487 converting an INTEGER_CST to integer type.
8489 2012-01-16 Jason Merrill <jason@redhat.com>
8492 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
8494 2012-01-16 Jakub Jelinek <jakub@redhat.com>
8497 * config/s390/s390.c (s390_chunkify_start): Don't skip
8498 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
8499 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
8500 If insn is followed by NOTE_INSN_VAR_LOCATION or
8501 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
8502 Don't use location of note insns.
8504 PR tree-optimization/51865
8505 * tree-inline.c (tree_function_versioning): Call remap_decl
8506 on DECL_RESULT whenever it has VOID_TYPE_P type.
8508 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8510 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
8511 for calls to locally-binding MIPS16 functions if only the return
8512 type uses float regs.
8514 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
8515 Richard Sandiford <rdsandiford@googlemail.com>
8517 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
8518 (SYMBOL_32_HIGH): Likewise.
8519 (mips_output_tls_reloc_directive): Declare.
8520 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
8521 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
8522 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
8523 (mips_lo_relocs, mips_hi_relocs): Make extern.
8524 (mips16_stub_function): Move up file.
8525 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
8526 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
8527 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
8528 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
8529 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
8530 (mips_get_tp): Add MIPS16 support.
8531 (mips_legitimize_tls_address): Remove MIPS16 sorry().
8532 Generalize DTPREL and TPREL handling.
8533 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
8534 Add MIPS16 TLS support.
8535 (mips_output_tls_reloc_directive): New function.
8536 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
8537 * config/mips/predicates.md (symbolic_operand_with_high)
8538 (tls_reloc_operand): New predicates.
8539 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
8540 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
8541 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
8542 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
8543 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
8544 (*tls_get_tp_mips16_call_<mode>): Likewise.
8546 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
8548 PR rtl-optimization/51821
8549 * recog.c (peep2_find_free_register): Determine clobbered registers
8552 2012-01-14 Denis Chertykov <chertykov@gmail.com>
8555 * config/avr/avr-protos.h: Revert change of 2012-01-09.
8556 * config/avr/avr.c: Likewise.
8557 * config/avr/avr.h: Likewise.
8559 2012-01-13 Ian Lance Taylor <iant@google.com>
8562 * tree.h (TYPE_QUALS): Add cast to int.
8563 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
8565 2012-01-13 Ian Lance Taylor <iant@google.com>
8567 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
8568 comparing param_index to VEC_length result.
8570 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
8572 * c-decl.c: Do not include tree-mudflap.h
8573 * tree-optimize.c: Likewise.
8574 * Makefile.in: Update dependencies.
8576 2012-01-13 Richard Guenther <rguenther@suse.de>
8579 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
8580 variable-sized result always use RSO.
8582 2012-01-12 DJ Delorie <dj@redhat.com>
8584 * cfgexpand.c (convert_debug_memory_address): Allow any valid
8585 pointer type, not just the default pointer type.
8587 2012-01-09 Richard Henderson <rth@redhat.com>
8588 Denis Chertykov <chertykov@gmail.com>
8591 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
8592 * config/avr/avr.c (avr_can_eliminate): Simplify.
8593 (avr_initial_elimination_offset): Likewise.
8594 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
8595 (expand_epilogue): Likewise.
8596 (avr_legitimize_address): Gut.
8597 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
8598 (avr_hard_regno_nregs): New.
8599 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
8600 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
8601 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
8602 add soft frame pointer.
8603 (CALL_USED_REGISTERS): Likewise.
8604 (REG_CLASS_CONTENTS): Likewise.
8605 (REGISTER_NAMES): Likewise.
8606 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
8607 (HARD_FRAME_POINTER_REGNUM): New.
8608 (FRAME_POINTER_REGNUM): Use soft frame pointer.
8609 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
8610 remove the HARD_FRAME_POINTER self-elimination.
8612 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
8615 * config/avr/avr.c (avr_encode_section_info): Test for absence of
8616 DECL_EXTERNAL when checking for initializers of progmem variables.
8618 2012-01-12 Ira Rosen <irar@il.ibm.com>
8620 PR tree-optimization/51799
8621 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
8622 that the last operation is a type demotion.
8624 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
8626 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
8627 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
8629 2012-01-11 Jakub Jelinek <jakub@redhat.com>
8632 * combine.c (distribute_notes): If i3 is a noreturn call,
8633 allow old_size to be equal to args_size and make sure the
8634 noreturn call gets REG_ARGS_SIZE note.
8635 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
8636 on noreturn calls even when the delta is 0.
8638 2012-01-11 Nathan Sidwell <nathan@acm.org>
8640 * gcov.c (STRING_SIZE): Remove.
8641 (generate_results): Erase annotations for source files with no
8642 coverage information.
8644 (output_lines): Use it.
8646 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8648 * gimple.h (gimplify_body): Remove first argument.
8649 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
8650 pointer set here, instead just pass DATA to walk_tree.
8651 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
8652 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
8653 (unvisit_body): Likewise, but with unmark_visited.
8654 (gimplify_body): Remove BODY_P argument and adjust.
8655 (gimplify_function_tree): Adjust call to gimplify_body.
8656 * omp-low.c (finalize_task_copyfn): Likewise.
8658 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8660 * tree.h (build_function_decl_skip_args): Add boolean parameter.
8661 (build_function_type_skip_args): Delete.
8662 * tree.c (build_function_type_skip_args): Make static and add
8663 SKIP_RETURN parameter. Fix thinko in the handling of variants.
8664 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
8665 pass it to build_function_type_skip_args.
8666 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
8667 (tree_function_versioning): Likewise.
8668 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
8669 build_function_decl_skip_args.
8670 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
8671 and pass it to build_function_decl_skip_args/tree_function_versioning.
8672 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
8673 * ipa-inline-transform.c (save_inline_function_body): Likewise.
8674 * trans-mem.c (ipa_tm_create_version): Likewise.
8675 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
8676 * tree-inline.c (declare_return_variable): Remove always-true test.
8677 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
8678 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
8679 * ipa-split.c (split_function): Skip the return value for the split
8680 part if it doesn't return.
8682 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8684 PR tree-optimization/49642
8685 * ipa-split.c (forbidden_dominators): New variable.
8686 (check_forbidden_calls): New function.
8687 (dominated_by_forbidden): Likewise.
8688 (consider_split): Check for forbidden dominators.
8689 (execute_split_functions): Initialize and free forbidden
8690 dominators info; call check_forbidden_calls.
8692 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8694 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
8696 2012-01-11 Nick Clifton <nickc@redhat.com>
8698 * config/rx/rx.md (return): Define pattern.
8700 2012-01-11 Richard Guenther <rguenther@suse.de>
8702 * doc/extend.texi (malloc attribute): Adjust according to
8705 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
8706 Patrick Marlier <patrick.marlier@gmail.com>
8709 * trans-mem.c (get_cg_data): Traverse aliases if requested.
8710 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
8711 (ipa_tm_note_irrevocable): Same.
8712 (ipa_tm_scan_irr_block): Same.
8713 (ipa_tm_decrement_clone_counts): Same.
8714 (ipa_tm_scan_irr_function): Same.
8715 (ipa_tm_create_version_alias): Same.
8716 (ipa_tm_create_version): Same.
8717 (ipa_tm_transform_calls_redirect): Same.
8718 (ipa_tm_transform_calls): Same.
8719 (ipa_tm_transform_transaction): Same.
8720 (ipa_tm_execute): Same.
8722 2012-01-10 Richard Guenther <rguenther@suse.de>
8725 * opts.c (common_handle_option): Handle -Werror.
8727 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
8729 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
8732 2012-01-10 Jason Merrill <jason@redhat.com>
8734 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
8737 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8739 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
8740 supports R_386_TLS_GD_PLT reloc.
8741 (gcc_cv_as_ix86_tlsldmplt): Check if linker
8742 supports R_386_TLS_LDM_PLT reloc.
8743 * configure: Regenerate.
8744 * config.in: Regenerate.
8746 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
8749 Extend __pgmx semantics to linearize memory.
8750 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
8751 determine if code comes inline or from libgcc.
8752 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
8753 (movmem_qi, movmem_qi): Set constraint #2 to "n".
8754 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
8755 (movmemx_qi, movmemx_hi): New insns.
8756 (xload_<mode>_libgcc): Rewrite to new insn condition.
8757 (xload_<mode>): Remove insns.
8758 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
8759 cases that don't satisfy avr_xload_libgcc_p().
8760 (avr_addr_space_convert): Allow converting in any direction.
8761 (avr_addr_space_subset_p): Return always true.
8762 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
8763 (avr_emit_movmemhi): Ditto.
8764 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
8765 (avr_out_movmem): Ditto.
8766 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
8767 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
8768 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
8769 (avr_encode_section_info): Encode 'progmem' in symbol flags.
8770 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
8772 2012-01-10 Richard Guenther <rguenther@suse.de>
8774 PR tree-optimization/50913
8775 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
8776 Require data-refs to be representable by Graphite with respect
8779 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
8781 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
8782 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
8784 2012-01-10 Tom de Vries <tom@codesourcery.com>
8786 PR rtl-optimization/51271
8787 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
8788 handling annulled branch.
8790 2012-01-10 Richard Henderson <rth@redhat.com>
8792 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
8793 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
8794 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
8795 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
8796 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
8797 arm_expand_vec_perm_const): New.
8798 * config/arm/arm-protos.h: Update.
8799 * config/arm/neon.md (UNSPEC_VCONCAT): New.
8800 (*neon_vswp<VDQX>): New.
8801 (neon_vcombine<VDX>): Use neon_split_vcombine.
8802 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
8803 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
8804 (vec_perm<VE>): New.
8806 2012-01-10 Richard Henderson <rth@redhat.com>
8808 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
8809 use it if reload_completed.
8810 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
8811 arm_output_asm_insn, arm_process_output_memory_barrier,
8812 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
8813 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
8814 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
8815 arm_process_output_sync_insn, arm_output_sync_insn,
8816 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
8817 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
8818 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
8819 (emit_unlikely_jump): New.
8820 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
8821 (arm_split_atomic_op): New.
8822 * config/arm/arm-protos.h: Update.
8823 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
8824 (struct arm_sync_generator): Remove.
8825 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
8826 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
8827 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
8828 (VUNSPEC_LL, VUNSPEC_SC): New.
8829 (sync_result, sync_memory, sync_required_value, sync_new_value,
8830 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
8831 (attr length): Don't use arm_sync_loop_insns.
8832 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
8833 (movsfcc, movdfcc): Likewise.
8834 * config/arm/constraints.md (Ua): New.
8835 * config/arm/prediates.md (mem_noofs_operand): New.
8836 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
8837 (sync_clobber, sync_t2_reqd): Remove.
8838 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
8839 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
8840 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
8841 (arm_sync_compare_and_swap<SIDI>): Remove.
8842 (arm_sync_compare_and_swap<NARROW>): Remove.
8843 (arm_sync_lock_test_and_set<SIDI>): Remove.
8844 (arm_sync_lock_test_and_set<NARROW>): Remove.
8845 (arm_sync_new_<syncop><SIDI>): Remove.
8846 (arm_sync_new_<syncop><NARROW>): Remove.
8847 (arm_sync_new_nand<SIDI>): Remove.
8848 (arm_sync_new_nand<NARROW>): Remove.
8849 (arm_sync_old_<syncop><SIDI>): Remove.
8850 (arm_sync_old_<syncop><NARROW>): Remove.
8851 (arm_sync_old_nand<SIDI>): Remove.
8852 (arm_sync_old_nand<NARROW>): Remove.
8853 (*memory_barrier): Merge arm_output_memory_barrier.
8854 (atomic_compare_and_swap<QHSD>): New.
8855 (atomic_compare_and_swap<NARROW>_1): New.
8856 (atomic_compare_and_swap<SIDI>_1): New.
8857 (atomic_exchange<QHSD>): New.
8858 (cas_cmp_operand, cas_cmp_str): New.
8859 (atomic_op_operand, atomic_op_str): New.
8860 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
8861 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
8862 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
8863 (arm_load_exclusive<NARROW>): New.
8864 (arm_load_exclusivesi, arm_load_exclusivedi): New.
8865 (arm_store_exclusive<QHSD>): New.
8867 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8869 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
8870 reload patterns if -mvsx-scalar-memory.
8872 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
8873 generated, even -mno-vsx-scalar-double was used.
8874 (vsx_xscvdpsp_scalar): Likewise.
8875 (vsx_xscvspdp_scalar2): Likewise.
8877 2012-01-09 Tom de Vries <tom@codesourcery.com>
8878 Andrew Pinski <apinski@cavium.com>
8881 * reorg.c (fill_slots_from_thread): Don't speculate
8882 frame-related insns.
8884 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
8886 * sched-int.h (bb_note): Move to...
8887 * basic-block.h: ...here.
8888 * haifa-sched.c (bb_note): Move to...
8889 * cfgrtl.c: ...here.
8890 * function.c (next_block_for_reg): New function.
8891 (move_insn_for_shrink_wrap): Likewise.
8892 (prepare_shrink_wrap): Rewrite to use the above.
8894 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
8896 * gimple.c (is_gimple_non_addressable): Remove.
8897 * gimple.h: Remove is_gimple_non_addressable.
8898 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
8899 is_gimple_non_addressable.
8900 * trans-mem.c (expand_assign_tm): Same.
8902 2012-01-09 Richard Guenther <rguenther@suse.de>
8904 PR tree-optimization/51775
8905 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
8906 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
8908 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8910 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8912 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8914 2012-01-09 Richard Guenther <rguenther@suse.de>
8916 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
8918 2012-01-08 Jan Hubicka <jh@suse.cz>
8920 PR tree-optimize/51680
8921 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
8922 on when known_vals needs to be computed; cleanup.
8924 2012-01-08 Jan Hubicka <jh@suse.cz>
8926 PR tree-optimize/51694
8927 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
8929 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
8931 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
8932 for -std=c++98 and -std=c++11 too.
8934 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
8936 * cfgloop.c (cancel_loop): Add free() of bbs array.
8938 2012-01-07 Jan Hubicka <jh@suse.cz>
8940 PR tree-optimization/51600
8941 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
8942 that benefits small functions.
8944 2012-01-07 Jan Hubicka <jh@suse.cz>
8946 * ipa-inline.c (want_inline_small_function_p): Fix formating.
8948 2012-01-07 Jan Hubicka <jh@suse.cz>
8950 PR tree-optimization/51680
8951 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
8952 whose inlining reduce unit size.
8954 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
8957 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
8958 Add canonical node to containing_mem chain after the non-canonical
8959 one, even if there weren't any locs to propagate.
8960 (remove_useless_values): Keep only canonical values.
8961 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
8962 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
8963 canonicalize mem_chain elements that are not discarded.
8965 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8968 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8969 before emitting functions.
8971 PR gcov-profile/50127
8972 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8973 clear_aux_for_blocks.
8975 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8978 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8980 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8982 * c-decl.c (ext_block): Moved up.
8983 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8985 2012-01-06 Han Shen <shenhan@google.com>
8987 Translate built-in include paths for sysroot.
8988 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8989 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8991 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8992 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
8994 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
8995 control whether sysroot should be prepended to gxx include dir.
8997 * configure: Regenerate.
8999 2012-01-06 Torvald Riegel <triegel@redhat.com>
9001 PR rtl-optimization/51771
9002 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
9003 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
9005 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9007 PR tree-optimization/51315
9008 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
9009 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
9011 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
9014 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
9015 for shrp pattern. Correctly handle and fixup shift variable.
9016 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
9018 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9021 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
9022 note when !ACCUMULATE_OUTGOING_ARGS.
9024 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
9026 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
9028 (extract_range_from_unary_expr_1): Avoid useless computations.
9030 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9032 PR rtl-optimization/51767
9033 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
9034 of jump_block and add an extra edge for degenerated asm gotos.
9037 * stmt.c (check_unique_operand_names): Don't ICE during error
9038 reporting if i is from labels chain.
9041 * profile.c (branch_prob): Split bbs that have exit edge
9042 and need a fake entry edge too.
9044 2012-01-05 Jan Hubicka <jh@suse.cz>
9047 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
9050 2012-01-05 Richard Guenther <rguenther@suse.de>
9053 * tree-streamer-out.c (write_ts_optimization): New function.
9054 (streamer_write_tree_body): Call it.
9055 * tree-streamer-in.c (lto_input_ts_optimization): New function.
9056 (streamer_read_tree_body): Call it.
9057 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
9059 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9062 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
9063 * gimplify.c (gimplify_cleanup_point_expr): Save and set
9064 in_cleanup_point_expr before gimplify_stmt call and restore it
9066 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
9067 in_cleanup_point_expr is false.
9069 2012-01-05 Richard Guenther <rguenther@suse.de>
9072 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
9074 * toplev.c (process_options): Reject combining mudflap and LTO.
9075 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
9077 2012-01-05 Richard Guenther <rguenther@suse.de>
9079 PR tree-optimization/51760
9080 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
9082 (bit_value_unop): Handle UNDEFINED operands.
9083 (bit_value_binop): Likewise.
9085 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
9087 * config/avr/avr.c (avr_replace_prefix): Remove.
9088 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
9089 (avr_asm_function_rodata_section): Ditto.
9090 (avr_asm_select_section): Ditto.
9092 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
9094 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
9097 2012-01-05 Jakub Jelinek <jakub@redhat.com>
9100 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
9101 calls that have any non-fake successor edges.
9104 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
9106 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
9108 PR tree-optimization/51624
9109 * tree-sra.c (build_ref_for_model): When replicating a chain of
9110 COMPONENT_REFs, stop as soon as the offset would become negative.
9112 2012-01-04 Jakub Jelinek <jakub@redhat.com>
9115 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
9116 in .debug_loc on the floor.
9118 2012-01-04 Andrew Pinski <apinski@cavium.com>
9120 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
9122 2012-01-04 Andrew Pinski <apinski@cavium.com>
9123 Adam Nemet <anemet@caviumnetworks.com>
9125 * config/mips/mips.md (size): Add SI and DI.
9126 (SIZE): New mode attribute.
9127 (U): New code attribute.
9128 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
9129 (mips_lbux_<mode>): Delete.
9130 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
9131 (mips_lhx): Use gen_mips_lhx_extsi.
9132 (mips_lhx_<mode>): Delete.
9134 (mips_l<size>x): New expand.
9135 (mips_lwx_<mode>): Delete.
9136 (mips_l<GPR:size>x_<P:mode>): New pattern.
9137 (*mips_lw<u>x_<P:mode>_ext): Likewise.
9138 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
9139 * config/mips/mips.c (mips_lx_address_p): New function.
9140 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
9141 (dsp64): New availability predicate.
9142 (mips_builtins): Add an entry for __builtin_mips_ldx.
9143 * config/mips/mips.h (ISA_HAS_LBX): New define.
9144 (ISA_HAS_LBUX): Likewise.
9145 (ISA_HAS_LHX): Likewise.
9146 (ISA_HAS_LHUX): Likewise.
9147 (ISA_HAS_LWX): Likewise.
9148 (ISA_HAS_LWUX): Likewise.
9149 (ISA_HAS_LDX): Likewise.
9150 * doc/extend.texi (__builtin_mips_ldx): Document.
9152 2012-01-04 Tristan Gingold <gingold@adacore.com>
9154 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
9155 when long pointers are used.
9156 * config.build (*-*-*vms*): Handle all OpenVMS targets.
9157 (alpha64-dec-*vms*, alpha*-dec-*vms*)
9158 (ia64-hp-*vms*): Remove.
9159 * config/vms/xm-vms64.h: Delete.
9161 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
9164 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
9166 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
9168 * opts.c (finish_options): Remove duplicate sorry.
9170 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
9173 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
9176 2012-01-04 Richard Guenther <rguenther@suse.de>
9179 * tree.c (size_low_cst): New function.
9180 * tree.h (size_low_cst): Declare.
9181 * fold-const.c (fold_comparison): Use it to extract the low
9182 part of the POINTER_PLUS_EXPR offset.
9184 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
9186 Fix clearing ZERO_REG
9187 * config/avr/avr.md (cc): Add alternative "ldi".
9188 (movqi_insn): Use it in cc attribute.
9189 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
9190 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
9191 (output_reload_insisf): Use ZERO_REG to pre-clear register.
9193 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9195 * configure: Regenerate.
9197 2012-01-04 Richard Guenther <rguenther@suse.de>
9199 PR tree-optimization/49651
9200 * tree-ssa-structalias.c (type_can_have_subvars): New function.
9201 (var_can_have_subvars): Use it.
9202 (get_constraint_for_1): Only consider subfields if there can be any.
9204 2012-01-03 Jakub Jelinek <jakub@redhat.com>
9207 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
9208 to its new canonical_cselib_val and the cselib_val was in
9209 first_containing_mem chain, but the canonical_cselib_val was not,
9210 add the latter into the chain.
9211 (cselib_invalidate_mem): Compare canonical_cselib_val of
9212 addr_list chain elt with v.
9215 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
9216 dwarf2out_undef): Allocate e.info using ggc_strdup instead
9218 (output_macinfo_op): Don't ggc_strdup fd->filename.
9219 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
9220 then ggc_strdup it. Don't free inc->info or cur->info.
9221 (output_macinfo): Don't free ref->info or file->info.
9223 2012-01-03 Ira Rosen <irar@il.ibm.com>
9225 PR tree-optimization/51269
9226 * tree-vect-loop-manip.c (set_prologue_iterations): Make
9227 first_niters a pointer.
9228 (slpeel_tree_peel_loop_to_edge): Likewise.
9229 (vect_do_peeling_for_loop_bound): Update call to
9230 slpeel_tree_peel_loop_to_edge.
9231 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
9232 here. Remove it from the parameters list.
9233 (vect_do_peeling_for_alignment): Update calls and compute
9236 2012-01-03 Richard Guenther <rguenther@suse.de>
9238 PR tree-optimization/51070
9239 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
9240 Properly handle calls.
9242 2012-01-03 Richard Guenther <rguenther@suse.de>
9244 PR tree-optimization/51692
9245 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
9246 the LHS of allocation stmts.
9248 2012-01-03 Olivier Hainque <hainque@adacore.com>
9250 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
9252 2012-01-03 Olivier Hainque <hainque@adacore.com>
9254 * collect2.c (main): In AIX specific computations for vector
9255 insertions, use CONST_CAST2 to cast from char ** to const char **.
9257 2012-01-03 Richard Guenther <rguenther@suse.de>
9260 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
9261 the context of a limbo DIE when it does not already exist.
9263 2012-01-03 Jakub Jelinek <jakub@redhat.com>
9265 PR tree-optimization/51719
9266 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
9267 but direct call is, clear direct call's lhs and don't add fallthrough
9268 edge from dcall_bb to join_bb and PHIs.
9270 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9272 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
9273 the instructions emitted by the pattern.
9274 ("*TDC_insn_<mode>"): Add comment.
9276 2012-01-03 Richard Guenther <rguenther@suse.de>
9279 * fold-const.c (fold_comparison): Properly canonicalize
9280 tree offset and HOST_WIDE_INT bit position.
9282 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
9284 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
9285 operands for extzv pattern.
9287 2012-01-02 Jakub Jelinek <jakub@redhat.com>
9290 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
9293 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
9295 * doc/invoke.texi (-flto and related options): Copy-edit.
9297 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9299 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
9301 2012-01-02 Jakub Jelinek <jakub@redhat.com>
9303 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
9306 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9308 * expr.h (move_by_pieces_ninsns): Declare.
9309 * expr.c (move_by_pieces_ninsns): Make external.
9310 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
9311 (mips_store_by_pieces_p): Likewise.
9312 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
9313 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
9314 * config/mips/mips.c (mips_move_by_pieces_p): New function.
9315 (mips_store_by_pieces_p): Likewise.
9317 2012-01-02 Jakub Jelinek <jakub@redhat.com>
9319 * passes.c (register_one_dump_file): Free full_name.
9321 * reload1.c (reload): Don't allocate reg_max_ref_width here.
9322 (calculate_elim_costs_all_insns): Free offsets_at and
9323 offsets_known_at at the end and clear the pointers.
9325 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
9327 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
9328 this option introduced in r180739.
9330 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
9333 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
9334 (tmake_file target=avr): Add avr/t-multilib.
9336 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
9337 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
9338 * config/avr/genmultilib.awk: New file.
9339 * config/avr/t-multilib: New auto-generated file.
9340 * config/avr/multilib.h: New auto-generated file.
9341 * config/avr/t-avr (AVR_MCUS): New variable.
9342 (genopt.sh): Use it.
9343 (s-mlib): Depend on t-multilib.
9344 (t-multilib, multilib.h): New dependencies.
9345 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
9346 (MULTILIB_OPTIONS): Remove.
9347 (MULTILIB_MATCHES): Remove.
9348 (MULTILIB_DIRNAMES): Remove.
9349 (MULTILIB_EXCEPTIONS): Remove:
9350 * config/avr/genopt.sh: Don't use hard coded file name;
9351 pass AVR_MCUS from t-avr instead.
9353 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
9355 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
9357 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
9359 Implement light-weight DImode support.
9360 * config/avr/avr-dimode.md: New file.
9361 * config/avr/avr.md: Include it.
9362 (adjust_len): Add plus64, compare64.
9363 (HIDI): Remove code iterator.
9364 (code_stdname): New code attribute.
9365 (rotx, rotsmode): Remove DI.
9366 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
9368 * config/avr/avr-protos.h (avr_have_dimode): New.
9369 (avr_out_plus64, avr_out_compare64): New.
9370 * config/avr/avr.c (avr_out_compare): Handle DImode.
9371 (avr_have_dimode): New variable definition and initialization.
9372 (avr_out_compare64, avr_out_plus64): New functions.
9373 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
9374 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
9375 (avr_compare_pattern): Skip DImode comparisons.
9377 2012-01-02 Revital Eres <revital.eres@linaro.org>
9379 * ddg.c (def_has_ccmode_p): New function.
9380 (add_cross_iteration_register_deps,
9381 create_ddg_dep_from_intra_loop_link): Call it.
9383 2012-01-02 Richard Guenther <rguenther@suse.de>
9386 * invoke.texi (fassociative-math): Remove spurious paranthesis.
9388 2012-01-01 Jakub Jelinek <jakub@redhat.com>
9390 * gcc.c (process_command): Update copyright notice dates.
9391 * gcov.c (print_version): Likewise.
9392 * gcov-dump.c (print_version): Likewise.
9393 * mips-tfile.c (main): Likewise.
9394 * mips-tdump.c (main): Likewise.
9396 2012-01-01 Ira Rosen <irar@il.ibm.com>
9398 PR tree-optimization/51704
9399 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
9400 a use is inside the basic block or loop before accessing its vect info.
9402 2012-01-01 Jan Hubicka <jhjh@suse.cz>
9404 PR rtl-optimization/51069
9405 * cfgloopmanip.c (remove_path): Removing path making irreducible
9406 region unconditional makes BB part of the region.
9408 2012-01-01 Jakub Jelinek <jakub@redhat.com>
9410 PR tree-optimization/51683
9411 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
9412 calls with side-effects.
9413 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
9415 Copyright (C) 2012 Free Software Foundation, Inc.
9417 Copying and distribution of this file, with or without modification,
9418 are permitted in any medium without royalty provided the copyright
9419 notice and this notice are preserved.