1 2012-08-14 Richard Guenther <rguenther@suse.de>
3 * tree-into-ssa.c: Include diagnostic-core.h.
4 * Makefile.in (tree-into-ssa.o): Adjust.
6 2012-08-14 Richard Guenther <rguenther@suse.de>
8 * tree-into-ssa.c (update_ssa): Verify we do not rename
9 symbols that are already partly in SSA form.
11 2012-08-14 Jakub Jelinek <jakub@redhat.com>
14 PR rtl-optimization/53495
15 * ira.c (ira): Move delete_trivially_dead_insns call before
16 find_moveable_pseudos call.
18 2012-08-13 Steven Bosscher <steven@gcc.gnu.org>
20 * tree-ssa-pre.c (do_regular_insertion): Add FIXME markers at points
21 of potentially huge memset overhead.
22 (do_partial_partial_insertion): Likewise.
23 * cfgexpand.c (gimple_expand_cfg): Use XCNEWVEC instead of xcalloc.
24 * tree-vrp.c (find_assert_locations): Use XNEWVEC instead of XCNEWVEC
25 for arrays to be filled by pre_and_rev_post_order_compute. Allocate
26 the right number of slots, not that number plus NUM_FIXED_BLOCKS.
27 * tree-ssa-reassoc.c (init_reassoc): Likewise.
28 * cfganal.c (dfs_enumerate_from): Use XNEWVEC instead of XCNEWVEC for
30 * tree-ssa-sccvn.c (init_scc_vn): Use XNEWVEC instead of XCNEWVEC for
31 arrays to be filled by pre_and_rev_post_order_compute.
32 * cfgloopmanip.c (find_path): Use XNEWVEC instead of XCNEWVEC for
33 array to be filled by dfs_enumerate_from.
34 (remove_path): Likewise.
35 (duplicate_loop_to_header_edge): Use XNEWVEC instead of XCNEWVEC for
36 array of loops that is filled on the next lines.
37 * cfgloop.c (get_loop_body): Use XNEWVEC instead of XCNEWVEC for
38 array of basic blocks to be returned.
39 (get_loop_body_in_dom_order): Likewise.
40 (get_loop_body_in_bfs_order): Likewise.
41 * tree-ssa-loop-manip.c (loop_renamer_obstack): New static obstack
42 for all bitmaps used for rewriting into loop-closed SSA form.
43 (add_exit_phis_var): Allocate the def bitmap on it. Clear the livein
44 bitmap at the end to release a lot of memory.
45 (add_exit_phis): Allocate the exits bitmap on the new obstack.
46 (get_loops_exits): Allocate the exits bitmap on the new obstack.
47 (find_uses_to_rename_use): Allocate a use_blocks bitmap if ver is
48 seen for the first time.
49 (find_uses_to_rename): Add "???" for why the whole function must
50 be re-scanned if changed_bbs is empty.
51 (rewrite_into_loop_closed_ssa): Allocate bitmaps on the new obstack.
52 Use XNEWVEC to allocate the use_blocks array. Initialize the new
53 obstack, and free it at the end. Remove loop over all SSA names.
54 (check_loop_closed_ssa_stmt): Look only at SSA_OP_USE operands.
55 * tree-cfg.c (move_sese_region_to_fn): Use XNEWVEC instead of
56 xcalloc to allocate edge_pred and edge_flag arrays.
58 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
60 * config/i386/i386.h (FIXED_REGISTERS): Do not mark REX registers here.
61 (CALL_USED_REGISTERS): Use bitmaps to mark call-used registers
63 (enum reg_class): Move CLOBBERED_REGS just before GENERAL_REGS.
64 (REG_CLASS_NAMES): Update.
65 (REG_CLASS_CONTENTS): Update. Clear CLOBBERED_REGS members.
66 * config/i386/i386.c (ix86_conditional_register_usage): Disable
67 REX registers on 32bit targets. Handle bitmaps from
68 CALL_USED_REGISTERS initializer. Calculate CLOBBERED_REGS register
69 set from GENERAL_REGS also for 32bit targets. Do not change call
70 used register set for TARGET_64BIT_MS_ABI separately.
72 2012-08-13 Richard Guenther <rguenther@suse.de>
74 * basic-block.h (struct basic_block): Remove loop_depth
75 member, move flags and index members next to each other.
76 * cfgloop.h (bb_loop_depth): New inline function.
77 * cfghooks.c (split_block): Do not set loop_depth.
78 (duplicate_block): Likewise.
79 * cfgloop.c (flow_loop_nodes_find): Likewise.
80 (flow_loops_find): Likewise.
81 (add_bb_to_loop): Likewise.
82 (remove_bb_from_loops): Likewise.
83 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
84 * gimple-streamer-in.c (input_bb): Do not stream loop_depth.
85 * gimple-streamer-out.c (output_bb): Likewise.
86 * bt-load.c: Include cfgloop.h.
87 (migrate_btr_defs): Use bb_loop_depth.
88 * cfg.c (dump_bb_info): Likewise.
89 * final.c (compute_alignments): Likewise.
90 * ira.c (update_equiv_regs): Likewise.
91 * tree-ssa-copy.c (init_copy_prop): Likewise.
92 * tree-ssa-dom.c (loop_depth_of_name): Likewise.
93 * tree-ssa-forwprop.c: Include cfgloop.h.
94 (forward_propagate_addr_expr): Use bb_loop_depth.
95 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
96 * tree-ssa-sink.c (select_best_block): Likewise.
97 * ipa-inline-analysis.c: Include cfgloop.h.
98 (estimate_function_body_sizes): Use bb_loop_depth.
99 * Makefile.in (tree-ssa-forwprop.o): Depend on $(CFGLOOP_H).
100 (ipa-inline-analysis.o): Likewise.
101 (bt-load.o): Likewise.
103 2012-08-13 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
104 Jakub Jelinek <jakub@redhat.com>
107 * config/i386/driver-i386.c (host_detect_local_cpu): Test bit_PRFCHW
108 bit of CPUID 0x80000001 %ecx instead of CPUID 7 %ecx.
109 * config/i386/cpuid.h (bits_PRFCHW): Move definition to CPUID
110 0x80000001 %ecx flags.
112 2012-08-13 Richard Guenther <rguenther@suse.de>
114 * tree-cfg.c (print_loop): Avoid ICEing for loops marked for
115 removal and loops with multiple latches.
117 2012-08-13 Jakub Jelinek <jakub@redhat.com>
120 * tree.c (integer_pow2p): Avoid undefined signed overflows.
121 * simplify-rtx.c (neg_const_int): Likewise.
122 * expr.c (fixup_args_size_notes): Likewise.
123 * stor-layout.c (set_min_and_max_values_for_integral_type): Likewise.
124 * double-int.c (mul_double_wide_with_sign): Likewise.
125 (double_int_mask): Likewise.
126 * tree-ssa-loop-ivopts.c (get_address_cost): Likewise.
128 2012-08-13 Richard Guenther <rguenther@suse.de>
130 PR tree-optimization/54200
131 * tree-ssa-copyrename.c (rename_ssa_copies): Do not add
132 PHI results to another partition if not all PHI arguments
133 have the same partition.
135 2012-08-12 Jan Hubicka <jh@suse.cz>
137 * tree-pass.h (write_summary, write_optimization_summary): Remove
138 set and vset arguments.
139 * ipa-cp.c (ipcp_write_summary): Remove set and vset arugments.
140 (write_node_summary_p): Likewise; use the encoder.
141 (ipa_reference_write_optimization_summary): Likewise.
142 * lto-cgraph.c (output_cgraph_opt_summary): Use encoder.
143 (lto_symtab_encoder_new): Initialize in_partition field.
144 (lto_symtab_encoder_delete): Destroy in_partition field.
145 (LCC_NOT_FOUND): Move to lto-streamer.h
146 (lto_symtab_encoder_deref): Likewise.
147 (lto_symtab_encoder_in_partition_p,
148 lto_set_symtab_encoder_in_partition): New functions.
149 (referenced_from_other_partition_p): Rewrite to use encoder.
150 (reachable_from_other_partition_p): Likewise.
151 (referenced_from_this_partition_p): Likewise.
152 (reachable_from_this_partition_p): Likewise.
153 (lto_output_node): Likewise.
154 (lto_output_varpool_node): Likewise.
155 (output_refs): Likewise.
156 (compute_ltrans_boundary): Initialize in_partition fileds of
158 (output_symtab): Likewise.
159 (input_refs): Match the changes in output_refs.
160 (output_cgraph_opt_summary_p): Remove set argument.
161 (output_node_opt_summary): Replace set by encoder.
162 (output_cgraph_opt_summary): Remove set argument; use
164 * ipa-pure-const.c (pure_const_write_summary): Remove set and vset
165 arguments; use the encoder.
166 * lto-streamer-out.c (lto_output): Remove set and vset argument; use
168 (produce_symtab): Likewise.
169 * ipa-inline.h (inline_write_summary): Remove set and vset arguments.
170 * ipa-inline-analysis.c (inline_write_summary): Likewise.
171 * ipa-prop.c (ipa_prop_write_jump_functions): Remove set argument;
173 * ipa-prop.h (ipa_prop_write_jump_functions): Likewise.
174 * passes.c (ipa_write_summaries_2): Remove set and vset arguments.
175 (ipa_write_summaries_1): Update.
176 (ipa_write_optimization_summaries_1): Likewise.
177 (ipa_write_optimization_summaries): Likewise.
178 * lto-streamer.h (lto_symtab_encoder_t): Add in_partition.
179 (lto_symtab_encoder_iterator): New type.
180 (lto_symtab_encoder_deref): Make inline.
181 (output_symtab, referenced_from_other_partition_p,
182 reachable_from_other_partition_p, referenced_from_this_partition_p,
183 reachable_from_this_partition_p): Update.
184 (lsei_end_p, lsei_next, lsei_node, lsei_cgraph_node,
185 lsei_varpool_node): New inline functions.
186 (LCC_NOT_FOUND): New macro.
187 (lto_symtab_encoder_deref, lsei_start, lsei_next_in_partition,
188 lsei_start_in_partition, lsei_next_function_in_partition,
189 lsei_start_function_in_partition, lsei_next_variable_in_partition,
190 lsei_start_variable_in_partition): New inline functions.
192 2012-08-12 Oleg Endo <olegendo@gcc.gnu.org>
194 * config/sh/sh.md (prefetch): Simplify expander. Fix condition to
196 (*prefetch_media): Move insn below expander.
197 (*prefetch): Fix condition to allow SH3.
199 2012-08-12 Oleg Endo <olegendo@gcc.gnu.org>
202 * config/sh/sh.md: Add splits for inverted compare and branch
204 (*cmpeqsi_t): New insn.
205 (cmpgtsi_t, cmpgesi_t): Swap r and N alternatives.
206 (cmpgeusi_t): Use satisfies_constraint_Z. Emit sett insn in
207 replacement insn list and not in the preparation statements.
208 (clrt, sett): Add mt_group attribute.
210 2012-08-12 Marc Glisse <marc.glisse@inria.fr>
213 * gimple-pretty-print.c (dump_ternary_rhs): Handle 4 arguments.
215 2012-08-12 Oleg Endo <olegendo@gcc.gnu.org>
218 * config/sh/predicates.md (mem_index_disp_operand): Check for
219 arith_reg_operand instead of REG_P.
221 2012-08-11 Bernd Schmidt <bernds@codesourcery.com>
223 * reload1.c (replaced_subreg, gen_reload): Add
224 SECONDARY_MEMORY_NEEDED ifdefs as necessary.
226 2012-08-11 Jan Hubicka <jh@suse.cz>
228 * lto-section-in.c (lto_section_name): Do not use "symtab" as part of
229 symtab_node sectoin name; it confuses plugin.
231 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
233 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Shift DECL_UID
234 index in the va_list_vars bitmap by num_ssa_names.
236 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
238 * config/i386/sse.md (xop integer multiply/add insns): Use
239 register_operand for operand 3 predicate.
240 (xop_phadd<u>bq): Fix vec_select selectors.
242 2012-08-11 Martin Jambor <mjambor@suse.cz>
245 * ipa-inline.h (condition): New fields offset, agg_contents and by_ref.
246 * ipa-inline-analysis.c (agg_position_info): New type.
247 (add_condition): New parameter aggpos, also store agg_contents, by_ref
249 (dump_condition): Also dump aggregate conditions.
250 (evaluate_conditions_for_known_args): Also handle aggregate
251 conditions. New parameter known_aggs.
252 (evaluate_properties_for_edge): Gather known aggregate contents.
253 (inline_node_duplication_hook): Pass NULL known_aggs to
254 evaluate_conditions_for_known_args.
255 (unmodified_parm): Split into unmodified_parm and unmodified_parm_1.
256 (unmodified_parm_or_parm_agg_item): New function.
257 (set_cond_stmt_execution_predicate): Handle values passed in
259 (set_switch_stmt_execution_predicate): Likewise.
260 (will_be_nonconstant_predicate): Likewise.
261 (estimate_edge_devirt_benefit): Pass new parameter known_aggs to
262 ipa_get_indirect_edge_target.
263 (estimate_calls_size_and_time): New parameter known_aggs, pass it
264 recrsively to itself and to estimate_edge_devirt_benefit.
265 (estimate_node_size_and_time): New vector known_aggs, pass it o
266 functions which need it.
267 (remap_predicate): New parameter offset_map, use it to remap aggregate
269 (remap_edge_summaries): New parameter offset_map, pass it recursively
270 to itself and to remap_predicate.
271 (inline_merge_summary): Also create and populate vector offset_map.
272 (do_estimate_edge_time): New vector of known aggregate contents,
273 passed to functions which need it.
274 (inline_read_section): Stream new fields of condition.
275 (inline_write_summary): Likewise.
276 * ipa-cp.c (ipa_get_indirect_edge_target): Also examine the aggregate
277 contents. Let all local callers pass NULL for known_aggs.
279 2012-08-11 Jan Hubicka <jh@suse.cz>
281 * lto-cgraph.c (output_cgraph): Rename to ...
282 (output_symtab): ... this one. Update for LTO_section_symtab_nodes.
283 (input_cgraph): Rename to ...
284 (input_symtab): ... this one. Update for LTO_section_symtab_nodes.
285 * lto-streamer-out.c (create_output_block): Do not set
287 (produce_asm): Likewise.
288 (lto_output_toplevel_asms): Likewise.
289 (produce_asm_for_decls): Likewise.
290 (lto_output): Use output_symtab.
291 * lto-section-in.c (lto_section_name): Update.
292 * lto-section-out.c (lto_destroy_simple_output_block): Remove
294 * lto-streamer.h (enum lto_section_type): Remove LTO_section_varpool;
295 rename LTO_section_cgraph to LTO_section_symtab_nodes.
296 (struct lto_header): Remove section_type.
298 2012-08-11 Jan Hubicka <jh@suse.cz>
300 * cgraph.h (vector types for symtab_node): Add.
301 * ipa-reference.c (ipa_reference_write_optimization_summary): Update
302 for new symtab encoder.
303 (ipa_reference_read_optimization_summary): Likewise.
304 * lto-cgraph.c (output_varpool): Remove.
305 (input_cgraph_opt_summary): Take symtab nodes vector as argument.
306 (LTO_cgraph_tags): Rename to ...
307 (LTO_symtab_tags): ... this one; add LTO_symtab_variable.
308 (lto_cgraph_encoder_new): Rename to ...
309 (lto_symtab_encoder_new): ... this on.
310 (lto_cgraph_encoder_encode): Rename to ...
311 (lto_symtab_encoder_encode): ... this one.
312 (lto_cgraph_encoder_delete): Rename to ...
313 (lto_symtab_encoder_delete): ... this one.
314 (lto_cgraph_encoder_deref): Rename to ...
315 (lto_symtab_encoder_deref): ... this one.
316 (lto_cgraph_encoder_encode_body_p): Rename to ...
317 (lto_symtab_encoder_encode_body_p): ... this one.
318 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
319 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
320 lto_varpool_encoder_deref): Remove.
321 (lto_varpool_encoder_encode_initializer_p): Rename to ...
322 (lto_symtab_encoder_encode_initializer_p): ... this one.
323 (lto_set_varpool_encoder_encode_initializer): Rename to ...
324 (lto_set_symtab_encoder_encode_initializer): ... this one.
325 (lto_output_edge): Update.
326 (lto_output_node): Update.
327 (lto_output_varpool_node): Update; stream out LTO_symtab_variable tag.
328 (lto_output_ref): Drop varpool_encoder; update.
329 (add_node_to): Update.
330 (add_references): Update.
331 (output_outgoing_cgraph_edges): Update.
332 (output_refs): Update.
333 (compute_ltrans_boundary): Update.
334 (output_cgraph): Update; output varpools too.
335 (input_overwrite_node): Update.
336 (output_varpool): Remove.
337 (input_node): Update.
339 (input_edge): Update.
340 (input_cgraph_1): Update; input varpool too; unify fixup code.
341 (input_varpool_1): Remove.
342 (input_refs): Update.
343 (input_cgraph): Update.
344 (output_node_opt_summary): Update.
345 (input_cgraph_opt_section): Update.
346 (input_cgraph_opt_summary): Update.
347 * ipa-pure-const.c (pure_const_write_summary): Update.
348 (pure_const_read_summary): Update.
349 * lto-streamer-out.c (lto_write_tree): Update.
350 (lto_output): Likewise.
351 (produce_symtab): Update.
352 (produce_asm_for_decls): Update.
353 * ipa-inline-analysis.c (inline_read_section): Update.
354 (inline_write_summary): Update.
355 * ipa-prop.c (ipa_write_node_info): Update.
356 (ipa_prop_read_section): Update.
357 * lto-streamer.h (lto_cgraph_encoder_d): Rename to ...
358 (lto_symtab_encoder_d): ... this one; add initializer.
359 (lto_cgraph_encoder_t): Rename to ...
360 (lto_symtab_encoder_t): ... this one.
361 (lto_cgraph_encoder_size): Rename to ...
362 (lto_symtab_encoder_size): ... this one.
363 (lto_varpool_encoder_d): ... remove.
364 (lto_varpool_encoder_t): Remove.
365 (lto_out_decl_state): Remove cgraph_node_encoder, varpool_node_encoder
366 add symtab_node_encoder.
367 (lto_file_decl_data): Likewise.
368 (lto_cgraph_encoder_deref, lto_cgraph_encoder_lookup,
369 lto_cgraph_encoder_new, lto_cgraph_encoder_encode,
370 lto_cgraph_encoder_delete, lto_cgraph_encoder_encode_body_p,
371 lto_varpool_encoder_encode_body_p, lto_varpool_encoder_deref,
372 lto_varpool_encoder_lookup, lto_varpool_encoder_new,
373 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
374 lto_varpool_encoder_encode_initializer_p): Remove.
375 (lto_symtab_encoder_deref, lto_symtab_encoder_lookup,
376 lto_symtab_encoder_t, lto_symtab_encoder_encode,
377 lto_symtab_encoder_delete, lto_symtab_encoder_encode_body_p,
378 lto_symtab_encoder_encode_initializer_p): New.
380 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
382 * config/i386/i386.md (isa): Add fma and fma4.
383 (enabled): Handle fma and fma4.
384 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
385 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
386 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
387 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
388 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
389 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
391 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
393 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
394 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
395 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
397 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
399 * config/i386/i386.md (simple LEA peephole2s): Add zero-extend
400 variants of PLUS and MULT simple LEA patterns. Disable PLUS
401 patterns for TARGET_OPT_AGU.
403 2012-08-10 Richard Guenther <rguenther@suse.de>
405 * Makefile.in (OBJS): Remove matrix-reorg.o.
406 (matrix-reorg.o): Remove dependence rule.
407 (GTFILES): Remove matrix-reorg.c.
408 * matrix-reorg.c: Remove.
409 * passes.c (init_optimization_passes): Do not schedule
410 pass_ipa_matrix_reorg.
411 * tree-pass.h (pass_ipa_matrix_reorg): Remove.
412 * common.opt (fipa-matrix-reorg): Stub out.
413 * doc/invoke.texi (fipa-matrix-reorg): Remove documentation.
415 2012-08-10 Richard Guenther <rguenther@suse.de>
418 * fold-const.c (fold_ternary_loc): Do not reverse the mask
419 when canonicalizing it when folding VEC_PERM_EXPR.
421 2012-08-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
424 * gimple-ssa-strength-reduction.c (analyze_candidates_and_replace):
425 Use cand_type to determine whether pointer arithmetic will be generated.
427 2012-08-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
429 * doc/sourcebuild.texi: Document long_neq_int effective target.
431 2012-08-10 Richard Guenther <rguenther@suse.de>
433 PR tree-optimization/54109
434 * tree-ssa-forwprop.c
435 (forward_propagate_addr_into_variable_array_index): Remove.
436 (forward_propagate_addr_expr_1): Adjust.
438 2012-08-10 Richard Guenther <rguenther@suse.de>
440 * tree-cfg.c (dump_function_to_file): Make sure to dump
441 anonymous SSA names when there are no local decls.
443 2012-08-10 Steven Bosscher <steven@gcc.gnu.org>
445 * tree-ssa-pre.c (alloc_expression_id): Fix use of VEC_reserve.
446 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
447 (mark_phi_for_rewrite): Likewise.
448 (compute_global_livein): Use VEC_reserve outside the innermost
449 loop and VEC_quick_push instead of VEC_safe_push in that loop.
450 (update_ssa): Re-organize to avoid unnecessary sbitmap_zero'ing
451 of new_ssa_names and old_ssa_names. Allocate phis_to_rewrite to
452 the correct initial size.
454 2012-08-10 Richard Guenther <rguenther@suse.de>
456 * tree-ssa-pre.c (pretemp, storetemp, prephitemp): Remove.
457 (need_creation): Remove.
458 (get_representative_for): Use anonymous named SSA names.
459 (create_expression_by_pieces): Likewise.
460 (insert_into_preds_of_block): Likewise.
461 (init_pre): Do not init removed vars.
462 (fini_pre): Do not free need_creation.
463 * tree-ssa-forwprop.c (simplify_bitwise_binary): Use anonymous
465 * tree-ssa-loop-manip.c (create_iv): Likewise.
466 * value-prof.c (gimple_divmod_fixed_value): Likewise.
467 (gimple_mod_pow2): Likewise.
468 (gimple_mod_subtract): Likewise.
469 (gimple_ic): Likewise.
470 (gimple_stringop_fixed_value): Likewise.
471 * tree-ssa-phiopt.c (condstoretemp): Remove.
472 (tree_ssa_phiopt_worker): Use anonymous named SSA names.
473 (conditional_replacement): Likewise.
474 (abs_replacement): Likewise.
475 (cond_store_replacement): Likewise.
476 (cond_if_else_store_replacement_1): Likewise.
477 * tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
478 (rewrite_bittest): Likewise.
479 * tree-ssa-reassoc.c (build_and_add_sum): Get type from callers
480 and build anonymous SSA names.
481 (undistribute_ops_list): Adjust.
482 (eliminate_redundant_comparison): Use anonymous SSA names.
483 (rewrite_expr_tree_parallel): Likewise.
484 (get_reassoc_pow_ssa_name): Remove.
485 (attempt_builtin_powi): Adjust.
486 (reassociate_bb): Likewise.
487 * tree-ssa-strlen.c (get_string_length): Use anonymous SSA names.
488 * tree-switch-conversion.c (emit_case_bit_tests): Likewise.
489 (build_arrays): Likewise.
490 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
491 (create_tailcall_accumulator): Likewise.
492 * tree-vect-generic.c (expand_vector_divmod): Likewise.
493 * tree-profile.c (gcov_type_tmp_var): Remove.
494 (gimple_init_edge_profiler): Do not initialize it and use anonymous
496 (gimple_gen_ic_profiler): Likewise.
497 (tree_profiling): Adjust.
498 * tree-sra.c (build_ref_for_offset): Use anonymous SSA names.
499 * tree-ssa-math-opts.c (execute_cse_sincos_1): Likewise.
500 (powi_as_mults_1): Likewise.
501 (powi_as_mults): Likewise.
502 (build_and_insert_call): Adjust.
503 (build_and_insert_binop): Likewise.
504 (build_and_insert_ref): Likewise.
505 (build_and_insert_cast): Likewise.
506 (gimple_expand_builtin_pow): Likewise.
507 (gimple_expand_builtin_cabs): Likewise.
508 (execute_optimize_bswap): Use anonymous SSA names.
509 (convert_mult_to_widen): Likewise.
510 (convert_plusminus_to_widen): Likewise.
511 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
512 * tree-ssa-propagate.c (update_call_from_tree): Likewise.
513 * tree-if-conv.c (ifc_temp_var): Likewise.
514 * tree-loop-distribution.c (generate_memset_builtin): Likewise.
515 * tree-parloops.c (take_address_of): Likewise.
516 * tree-vect-data-refs.c (vect_permute_store_chain): Likewise.
517 (vect_permute_load_chain): Likewise.
518 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks): Likewise.
519 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
520 (vect_handle_widen_op_by_const): Likewise.
521 (vect_operation_fits_smaller_type): Likewise.
522 (vect_recog_over_widening_pattern): Likewise.
523 * tree-vect-stmts.c (vect_init_vector): Likewise.
524 * tree-vrp.c (simplify_truth_ops_using_ranges): Likewise.
525 (simplify_float_conversion_using_ranges): Likewise.
527 2012-08-10 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
529 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Fix
530 target mask of __builtin_ia32_rdseed_di_step builtin.
532 2012-08-10 Richard Guenther <rguenther@suse.de>
534 PR tree-optimization/54027
535 * tree-vrp.c (extract_range_from_binary_expr_1): Merge RSHIFT_EXPR
536 and LSHIFT_EXPR handling, force -fwrapv for the multiplication used
537 to handle LSHIFT_EXPR with a constant.
539 2012-08-10 Richard Guenther <rguenther@suse.de>
541 * tree.h (SSA_NAME_VAR): Return NULL_TREE if an IDENTIFIER_NODE
543 (SSA_NAME_IDENTIFIER): Return the IDENTIFIER_NODE of the SSA_NAME
545 (SET_SSA_NAME_VAR_OR_IDENTIFIER): New setter.
546 * tree-ssanames.c (make_ssa_name_fn): Handle creating anonymous
547 SSA names by passing a type instead of a variable decl.
548 (release_ssa_name): Use SET_SSA_NAME_VAR_OR_IDENTIFIER.
549 (copy_ssa_name_fn): Handle anonymous SSA names.
550 (replace_ssa_name_symbol): Use SET_SSA_NAME_VAR_OR_IDENTIFIER.
551 * tree-flow-inline.h (make_temp_ssa_name): New inline function.
552 * tree-pretty-print.c (dump_generic_node): Use SSA_NAME_IDENTIFIER,
553 dump SSA names without a name as <anon>.
554 * cfgexpand.c (expand_used_vars): Assing anonymous SSA names we are
555 going to expand a decl.
556 (gimple_expand_cfg): Assign all SSA names of a partition the
557 decl we created for its leader.
558 * tree-ssa.c (target_for_debug_bind): Handle SSA_NAMEs.
559 (verify_ssa_name): Handle anonymous SSA names.
560 (verify_def): Likewise.
561 * tree-predcom.c (eliminate_temp_copies): Likewise.
562 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
563 * tree-ssa-live.c (var_map_base_init): Compute conflicts for
564 anonymous SSA names with the same type.
565 (mark_all_vars_used_1): Handle anonymous SSA names.
566 (verify_live_on_entry): Likewise.
567 * tree-ssa-coalesce.c (abnormal_corrupt): Remove.
568 (create_outofssa_var_map): Adjust with respect to conflicts we
569 compute for anonymous SSA names. Do not restrict abnormal
571 (coalesce_partitions): Do not restrict abnormal coalescing.
572 Assert we only ever coalesce variables we computed conflicts for.
573 * tree-ssa-ter.c (process_replaceable): Do not restrict TER
575 * expr.c (expand_expr_real_1): Handle anonymous SSA names
576 expanded from IVOPTs by creating a raw REG here.
577 * tree-cfg.c (replace_ssa_name): Handle anonymous SSA names.
578 (dump_function_to_file): Dump anonymous SSA names alongside
579 with their types in the variable list.
580 (verify_gimple_return): Guard use of SSA_NAME_VAR.
581 * tree-into-ssa.c (mark_for_renaming): Handle a NULL symbol.
582 (rewrite_into_ssa): Make SSA names anonymous.
583 * tree-ssa-structalias.c (alias_get_name): Rewrite.
584 * tree-ssa-uninit.c (ssa_undefined_value_p): Handle anonymous
586 (warn_uninitialized_phi): Likewise.
587 * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Defer expanding
588 anonymous SSA names to the expander.
589 (determine_iv_cost): Anonymous SSA names are artificial.
590 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
591 Handle anonymous SSA names.
592 * lto-streamer-out.c (output_ssa_names): Stream SSA_NAME_VAR
593 or if NULL, the type of the SSA name.
594 * tree-inline.c (remap_ssa_name): Handle anonymous SSA names,
595 remap names as anonymous where appropriate.
596 (insert_init_stmt): Pass SSA names down to insert_init_debug_bind.
597 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Adjust
598 according to what we create conflicts for in out-of-SSA
600 * tree-parloops.c (separate_decls_in_region_name): Handle
602 (add_field_for_name): Likewise.
603 * tree.c (get_name): Handle SSA names.
604 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Defer to get_name for
606 * tree-vect-loop-manip.c (adjust_debug_stmts): Use
608 * tree-sra.c (create_access_replacement): Give up generating
609 a DECL_DEBUG_EXPR for SSA names in the memory reference.
610 (replace_removed_params_ssa_names): Guard use of SSA_NAME_VAR.
611 * tree-complex.c (get_component_ssa_name): Handle anonymous
613 (set_component_ssa_name): Likewise.
614 * tree-ssa-sccvn.c (visit_reference_op_load): Likewise.
615 * tree-object-size.c (collect_object_sizes_for): Handle
616 uninitialized SSA names properly.
617 * ipa-inline-analysis.c (eliminated_by_inlining_prob): Guard use of
619 * ipa-split.c (test_nonssa_use): Likewise.
620 (consider_split): Likewise.
621 (mark_nonssa_use): Likewise.
623 2012-08-09 Jan Hubicka <jh@suse.cz>
626 * ipa-inline-transform.c (inline_call): Add UPDATE_OVERALL_SUMMARY
627 parameter; honnor it.
628 * ipa-inline.c (recursive_inlining): Update call
630 (inline_small_functions): Likewise.
631 (ipa_inline): Likewise.
632 (inline_always_inline_functions): Likewise.
633 (early_inline_small_functions): Likewise.
634 (flatten_function): Do separate update of summary info.
635 * ipa-inline.h (inline_update_overall_summary): Declare.
636 (inline_call): Update.
637 * ipa-inline-analysis.c (inline_merge_summary): Break out
639 (inline_update_overall_summary): Likewise.
641 2012-08-09 Richard Henderson <rth@redhat.com>
643 * config/s390/s390.c (s390_expand_insv): Use VOIDmode in gen_rtx_SET.
645 * config/s390/s390.c (s390_expand_cs_hqi): Copy val to a temp before
646 performing the compare for the restart loop.
648 2012-08-09 DJ Delorie <dj@redhat.com>
650 * config/rl78/rl78.c (rl78_alloc_physical_registers): Check for
651 SET before extracting SET_SRC.
652 (rl78_remove_unused_sets): Check for REG before extractnig REGNO.
654 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
657 * config/sh/sh-protos (shift_insns_rtx): Delete.
658 (sh_ashlsi_clobbers_t_reg_p): Add.
659 * config/sh/sh.c (shift_insns, shift_amounts, ext_shift_insns,
660 ext_shift_amounts): Merge arrays of ints to array of structs.
661 Adapt usage of arrays throughout the file.
662 (shift_insns_rtx): Delete unused function.
663 (sh_ashlsi_clobbers_t_reg_p): New function.
664 * config/sh/sh.md (ashlsi3): Emit ashlsi3_n_clobbers_t insn if the
665 final shift sequence will clobber T_REG.
666 (ashlsi3_n): Split only if the final shift sequence will not
668 (ashlsi3_n_clobbers_t): New insn_and_split.
670 2012-08-09 Steven Bosscher <steven@gcc.gnu.org>
672 * calls.c (mem_overlaps_already_clobbered_arg_p): Use SBITMAP_SIZE
673 instead of looking at sbitmap n_bits member directly.
674 * gcse.c (hoist_code): Likewise.
675 * sched-rgn.c (split_edges): Likewise.
676 * tree-into-ssa.c (is_old_name, is_new_name, add_new_name_mapping,
677 update_ssa): Likewise.
679 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
681 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Return preferred
682 single unit register class for classes that contain registers form
684 (REG_CLASS_CONTENTS): Add missing "frame" register to FLOAT_INT_REGS,
685 INT_SSE_REGS and FLOAT_INT_SSE_REGS register classes.
687 2012-08-09 Martin Jambor <mjambor@suse.cz>
689 * cgraph.h (cgraph_indirect_call_info): Field anc_offse renamd to
690 offset, updated all users. New field agg_contents.
691 * ipa-prop.h (jump_func_type): Removed IPA_JF_CONST_MEMBER_PTR.
692 (ipa_pass_through_data): New field agg_preserved.
693 (ipa_ancestor_jf_data): Likewise.
694 (ipa_member_ptr_cst): Removed.
695 (ipa_agg_jf_item): New type.
696 (ipa_agg_jump_function): Likewise.
697 (ipa_jump_func): New field agg. Removed field member_cst.
698 (ipa_get_jf_pass_through_agg_preserved): New function.
699 (ipa_get_jf_ancestor_agg_preserved): Likewise.
700 (ipa_get_jf_member_ptr_pfn): Removed.
701 (ipa_find_agg_cst_for_param): Declare.
702 (ipa_load_from_parm_agg): Likewise.
703 * ipa-prop.c (param_analysis_info): Fields modified and
704 visited_statements rename to parm_modified and parm_visited_statements
705 respectively, added fields ref_modified, ref_visited_statements,
706 pt_modified and pt_visited_statements.
707 (ipa_print_node_jump_functions_for_edge): Do not dump const member
708 functions. Dump agg_preserved flags and aggregate jump functions.
709 (ipa_set_jf_simple_pass_through): Set also agg_preserved.
710 (ipa_set_ancestor_jf): Likewise.
711 (ipa_set_jf_arith_pass_through): Clear agg_preserved.
712 (ipa_set_jf_member_ptr_cst): Removed.
713 (is_parm_modified_before_stmt): Logic reversed, renamed to
714 parm_preserved_before_stmt_p. Cache visited bitmap only for
715 naked DECL parameters. All callers updated.
716 (load_from_unmodified_param): Allow NULL parms_ainfo.
717 (parm_ref_data_preserved_p): New function.
718 (parm_ref_data_pass_through_p): Likewise.
719 (ipa_load_from_parm_agg_1): Likewise.
720 (ipa_load_from_parm_agg): Likewise.
721 (compute_complex_assign_jump_func): Check if aggregate contents are
723 (compute_complex_ancestor_jump_func): Likewise.
724 (compute_scalar_jump_functions): Removed.
725 (type_like_member_ptr_p): Also check field position are known and sane.
726 (compute_pass_through_member_ptrs): Removed.
727 (determine_cst_member_ptr): Likewise.
728 (ipa_known_agg_contents_list): New type.
729 (determine_known_aggregate_parts): New function.
730 (compute_cst_member_ptr_arguments): Removed.
731 (ipa_compute_jump_functions_for_edge): Compute all kinds of jump
732 functions (scalar, aggregate and member pointer).
733 (ipa_get_member_ptr_load_param): Incorporate into
734 ipa_get_stmt_member_ptr_load_param, also pass back an offset.
735 (ipa_note_param_call): Clear agg_contents.
736 (ipa_analyze_indirect_call_uses): Also look for simple pointers loaded
737 from aggregates. In such cases, store offset of the called field.
738 (ipa_analyze_node): Initialize new fields of param_analysis_info.
739 (update_jump_functions_after_inlining): Handle aggregate contents.
740 (ipa_find_agg_cst_for_param): New function.
741 (try_make_edge_direct_simple_call): Handle called aggregate values.
742 (update_indirect_edges_after_inlining): Make sure aggregate preserving
743 jump functions comply with type compatibility requirements.
744 (ipa_edge_duplication_hook): Copy also aggregate jump functions.
745 (ipa_write_jump_function): Stream agg_preserved flags and aggregate
746 jump functions. Do not stream member pointer constant jump functions.
747 (ipa_read_jump_function): Likewise.
748 (ipa_write_indirect_edge_info): Stream new cgraph_indirect_call_info
750 (ipa_read_indirect_edge_info): Likewise.
752 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
755 * config/sh/predicates.md (mem_index_disp_operand): New predicate.
756 * config/sh/sh.md (*movsi_index_disp): Rewrite insns to use the new
757 mem_index_disp_operand predicate.
759 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
762 * config/sh/sh.md: Add negc extu sequence peephole.
763 (movrt, movnegt, movrt_negc, nott): Use t_reg_operand predicate.
764 (*movrt_negc): New insn.
765 * config/sh/sync.md (atomic_test_and_set): Pass gen_t_reg_rtx to
767 * config/sh/sh.c (expand_cbranchsi4, sh_emit_scc_to_t,
768 sh_emit_compare_and_branch, sh_emit_compare_and_set): Use
770 (sh_expand_t_scc): Pass gen_t_reg_rtx to gen_movnegt.
772 2012-08-09 Oleg Endo <olegendo@gcc.gnu.org>
775 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg):
776 Use arith_reg_operand predicate instead of register_operand.
777 * config/sh/predicates.md (movsrc_no_disp_mem_operand): Accept
780 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
782 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
783 (alpha_pad_function_end): ... this. Also insert NOP between
784 sibling call and GP load.
785 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
787 2012-08-09 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
789 * config/i386/adxintrin.h: Remove guarding __ADX__ check.
790 * config/i386/x86intrin.h: Likewise.
791 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove
792 OPTION_MASK_ISA_ADX from needed options for
793 __builtin_ia32_addcarryx_u32 and __builtin_ia32_addcarryx_u64.
794 (ix86_expand_builtin): Use add<mode>3_carry in expanding of
795 IX86_BUILTIN_ADDCARRYX32 and IX86_BUILTIN_ADDCARRYX64.
797 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
799 PR rtl-optimization/53701
800 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
801 Process not only expr's vinsns but all old vinsns from expr's
803 (update_and_record_unavailable_insns): Clarify comment.
805 2012-08-09 Bernd Schmidt <bernds@codesourcery.com>
807 * reload.c (find_valid_class_1): New static function.
808 (push_reload): Use it when reloading a SYMBOL_REG as the inner
809 of a subreg. Keep better track of needed classes for the
810 secondary memory case.
811 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Limit INT_SSE_REGS to
813 * reload1.c (replaced_subreg): New static function.
814 (gen_reload): Use it when deciding whether to use secondary
817 2012-08-09 Richard Guenther <rguenther@suse.de>
819 * tree.h (SSA_VAR_P): Simplify.
820 * tree-ssanames.c (make_ssa_name_fn): Strengthen assert.
821 * fold-const.c (fold_comparison): Check for default def first
822 before checking for PARM_DECL.
823 * tree-complex.c (get_component_ssa_name): Likewise.
824 * tree-inline.c (remap_ssa_name): Likewise.
825 * tree-ssa-loop-ivopts.c (parm_decl_cost): Likewise.
826 * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
827 (find_what_p_points_to): Likewise.
828 * tree-ssa-operands.c (add_stmt_operand): Simplify.
830 2012-08-08 Joseph Myers <joseph@codesourcery.com>
832 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
833 IOR to a constant if one operand has side effects.
835 2012-08-08 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
837 * builtins.c (expand_builtin_atomic_compare_exchange): Pass old
838 value operand as MEM to expand_atomic_compare_and_swap.
840 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Accept
841 nonimmediate_operand for old value; generate load and store if
843 * config/s390/s390.c (s390_expand_cs_hqi): Accept any operand
846 2012-08-08 Steven Bosscher <steven@gcc.gnu.org>
849 * gimpify.c (gimplify_body): Only verify_gimple_in_seq with
851 * tree-ssa-loop-manip.c (add_exit_phis_var): Assert that var is
852 a gimple_reg if checking is enabled.
853 (find_uses_to_rename_stmt): Only look at non-virtual USE operands.
854 * tree-into-ssa (compute_global_livein): Change the worklist
855 type from an array to a VEC.
857 2012-08-08 Richard Guenther <rguenther@suse.de>
859 * tree-ssa-operands.h (virtual_operand_p): Declare.
860 * tree-ssa-operands.c (virtual_operand_p): New predicate.
861 * gimple.c (is_gimple_reg): Use virtual_operand_p.
862 * tree-into-ssa.c (prepare_block_for_update): Likewise.
863 * tree-vect-loop-manip.c (adjust_debug_stmts): Likewise.
865 2012-08-08 Richard Guenther <rguenther@suse.de>
867 * tree-call-cdce.c (check_pow): Simplify.
868 (gen_conditions_for_pow_int_base): Likewise.
869 * tree-ssa-dom.c (propagate_rhs_into_lhs): Do not handle
870 virtual operands here.
871 * tree-ssa-operands.c (get_name_decl): Remove unused function.
872 * gimplify.c (gimple_regimplify_operands): Remove dead code.
873 * tree-vrp.c (get_value_range): Move SSA_NAME_VAR access.
874 * tree-parloops.c (create_phi_for_local_result): Use copy_ssa_name.
875 * value-prof.c (gimple_ic): Use duplicate_ssa_name.
876 (gimple_stringop_fixed_value): Likewise.
877 * tree.c (needs_to_live_in_memory): Remove SSA name handling.
878 * tree-stdarg.c (find_va_list_reference): Store SSA_NAME_VERSIONs
879 in the bitmap alongside shifted DECL_UIDs.
880 (va_list_counter_struct_op): Likewise.
881 (va_list_ptr_read): Likewise.
882 (va_list_ptr_write): Likewise.
883 (check_va_list_escapes): Likewise.
884 (check_all_va_list_escapes): Likewise.
885 (execute_optimize_stdarg): Likewise.
886 * tree-outof-ssa.c (insert_backedge_copies): Use copy_ssa_name.
888 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
889 H.J. Lu <hongjiu.lu@intel.com>
891 PR rtl-optimization/54157
892 * combine.c (gen_lowpart_for_combine): Don't return identity
893 for CONST or symbolic reference.
895 2012-08-08 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
897 * common/config/i386/i386-common.c (OPTION_MASK_ISA_ADX_SET): New.
898 (OPTION_MASK_ISA_ADX_UNSET): Likewise.
899 (ix86_handle_option): Handle madx option.
900 * config.gcc (i[34567]86-*-*): Add adxintrin.h.
901 (x86_64-*-*): Likewise.
902 * config/i386/adxintrin.h: New header.
903 * config/i386/driver-i386.c (host_detect_local_cpu): Detect ADCX/ADOX
905 * config/i386/i386-builtin-types.def
906 (UCHAR_FTYPE_UCHAR_UINT_UINT_PUNSIGNED): New function type.
907 (UCHAR_FTYPE_UCHAR_ULONGLONG_ULONGLONG_PULONGLONG): Likewise.
908 * config/i386/i386-c.c: Define __ADX__ if needed.
909 * config/i386/i386.c (ix86_target_string): Define -madx option.
911 (ix86_option_override_internal): Handle new option.
912 (ix86_valid_target_attribute_inner_p): Add OPT_madx.
913 (ix86_builtins): Add IX86_BUILTIN_ADDCARRYX32,
914 IX86_BUILTIN_ADDCARRYX64.
915 (ix86_init_mmx_sse_builtins): Define corresponding built-ins.
916 (ix86_expand_builtin): Handle these built-ins.
917 (ix86_expand_args_builtin): Handle new function types.
918 * config/i386/i386.h (TARGET_ADX): New.
919 * config/i386/i386.md (adcx<mode>3): New define_insn.
920 * config/i386/i386.opt (madx): New.
921 * config/i386/x86intrin.h: Include adxintrin.h.
923 2012-08-08 Nick Clifton <nickc@redhat.com>
925 * config/rl78/rl78.c: Include tree-pass.h.
927 2012-08-08 Steven Bosscher <steven@gcc.gnu.org>
930 * ira.c (init_live_subregs): Take live_subregs_used as a bitmap.
931 (build_insn_chain): Make live_subregs_used a bitmap.
932 Use SBITMAP_SIZE to ignore the paradoxical bytes of subregs.
933 Use sbitmap_free to free the live_subreg sbitmaps.
936 * ifcvt.c: Include pointer-set.h.
937 (cond_move_process_if_block): Change type of then_regs and
938 else_regs from alloca'd array to pointer_sets.
939 (check_cond_move_block): Update for this change.
940 (cond_move_convert_if_block): Likewise.
941 * Makefile.in: Fix dependencies for ifcvt.o.
943 2012-08-07 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
945 * gimple-ssa-strength-reduction.c (struct incr_info_d): New struct.
946 (incr_vec): New static var.
947 (incr_vec_len): Likewise.
948 (address_arithmetic_p): Likewise.
949 (stmt_cost): Remove dead assignment.
950 (dump_incr_vec): New function.
951 (cand_abs_increment): Likewise.
952 (lazy_create_slsr_reg): Likewise.
953 (incr_vec_index): Likewise.
954 (count_candidates): Likewise.
955 (record_increment): Likewise.
956 (record_increments): Likewise.
957 (unreplaced_cand_in_tree): Likewise.
958 (optimize_cands_for_speed_p): Likewise.
959 (lowest_cost_path): Likewise.
960 (total_savings): Likewise.
961 (analyze_increments): Likewise.
962 (ncd_for_two_cands): Likewise.
963 (nearest_common_dominator_for_cands): Likewise.
964 (profitable_increment_p): Likewise.
965 (insert_initializers): Likewise.
966 (introduce_cast_before_cand): Likewise.
967 (replace_rhs_if_not_dup): Likewise.
968 (replace_one_candidate): Likewise.
969 (replace_profitable_candidates): Likewise.
970 (analyze_candidates_and_replace): Handle candidates with SSA-name
973 2012-08-07 Steven Bosscher <steven@gcc.gnu.org>
975 * cfg.c (debug_bb): Do not set TDF_BLOCKS.
976 * cfghooks.c (dump_bb): Honor ~TDF_BLOCKS.
977 * pretty-print.c (pp_base_flush): Do not add a newline, and do not
978 clear pp_needs_newline.
979 * pretty-print.h (pp_newline_and_flush): New macro with the behavior
980 of pp_base_flush before the above change.
981 * langhooks.c (lhd_print_error_function): Use pp_newline_and_flush
983 * diagnostic.c (diagnostic_finish): Likewise.
984 (diagnostic_report_diagnostic): Likewise.
985 (verbatim): Likewise.
986 (error_recursion): Likewise.
987 * tree-pretty-print.c (print_generic_stmt): Likewise.
988 (print_generic_stmt_indented): LIkewise.
989 * gimple-pretty-print.c (print_gimple_stmt): Likewise.
990 (print_gimple_seq): Likewise.
991 (gimple_dump_bb_buff): Likewise.
993 2012-08-07 Uros Bizjak <ubizjak@gmail.com>
996 * var-tracking.c (var_lowpart): Exit early for matched modes.
998 2012-08-07 Richard Henderson <rth@redhat.com>
1000 * config/s390/s390.c (s390_emit_compare_and_swap): Update for
1001 atomic_compare_and_swapsi_internal name change.
1002 (s390_expand_insv): Try RISBG last, not requiring operands in
1003 registers but forcing them there. Try a limited form of ICM.
1004 (s390_two_part_insv): New.
1005 (s390_expand_cs_hqi): Use it. Update for atomic optabs.
1006 * config/s390/s390.md (UNSPEC_MOVA): New.
1007 (TDSI): Remove mode iterator.
1008 (DGPR, DINT, TDI): New mode iterators.
1009 (td): New mode attribute.
1010 (mem_signal_fence): New.
1011 (mem_thread_fence): Rename from memory_barrier; update for model arg.
1012 (mem_thread_fence_1): Rename from *memory_barrier.
1013 (atomic_load<DINT>, atomic_store<DINT>): New expanders.
1014 (atomic_loaddi_1, atomic_loadti_1): New.
1015 (atomic_storedi_1, atomic_storeti_1): New.
1016 (sync_compare_and_swap<TDSI>, sync_compare_and_swap<HQI>): Remove.
1017 (atomic_compare_and_swap<DGPR>, atomic_compare_and_swap<HQI>): New.
1018 (atomic_compare_and_swap<DGPR>_internal): New.
1019 (*sync_compare_and_swap<DW>, *sync_compare_and_swap<GPR>): Remove.
1020 (*atomic_compare_and_swap<TDI>_1): New.
1021 (*atomic_compare_and_swapdi_2, *atomic_compare_and_swapsi_3): New.
1022 (sync_<ATOMIC_Z196><GPR>, sync_old_<ATOMIC_Z196><GPR>): Remove.
1023 (atomic_fetch_<ATOMIC_Z196><GPR>): New.
1024 (atomic_fetch_<ATOMC_Z196><GPR>_iaf): New.
1025 (sync_<ATOMIC><HQI>, sync_old_<ATOMIC><HQI>): Remove.
1026 (sync_new_<ATOMIC><HQI>): Remove.
1027 (atomic_<ATOMIC><HQI>, atomic_fetch_<ATOMIC><HQI>): New.
1028 (atomic_<ATOMIC>_fetch<HQI>): New.
1029 (sync_lock_test_and_set<HQI>): Remove.
1030 (atomic_exchange<HQI>): New.
1032 2012-08-07 Paul Brook <paul@codesourcery.com>
1033 Sandra Loosemore <sandra@codesourcery.com>
1035 * except.c (switch_to_exception_section): Place tables for
1036 DECL_ONE_ONLY functions in comdat groups.
1038 2012-08-07 Richard Guenther <rguenther@suse.de>
1040 * tree-flow.h (copy_ssa_name_fn): New function.
1041 (duplicate_ssa_name_fn): Likewise.
1042 * tree-flow-inline.h (copy_ssa_name): New function.
1043 (duplicate_ssa_name): Likewise.
1044 * tree-ssanames.c (copy_ssa_name_fn): New function.
1045 (duplicate_ssa_name): Rename to ...
1046 (duplicate_ssa_name_fn): ... this and adjust.
1047 * tree-tailcall.c (update_accumulator_with_ops): Use copy_ssa_name.
1048 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
1050 (slpeel_update_phi_nodes_for_guard2): Likewise.
1051 (slpeel_tree_peel_loop_to_edge): Likewise.
1052 (vect_loop_versioning): Likewise.
1053 * tree-parloops.c (transform_to_exit_first_loop): Likewise.
1054 (create_parallel_loop): Likewise.
1055 * ipa-split.c (split_function): Likewise.
1056 * tree-vect-loop.c (vect_is_simple_reduction_1): Likewise.
1057 (vect_create_epilog_for_reduction): Likewise.
1058 * tree-vect-data-refs.c (bump_vector_ptr): Likewise.
1059 (vect_setup_realignment): Likewise.
1060 * tree-vect-stmts.c (vectorizable_load): Likewise.
1061 * tree-switch-conversion.c (build_one_array): Likewise.
1062 (gen_def_assigns): Likewise.
1063 * tree-cfg.c (gimple_make_forwarder_block): Likewise.
1064 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
1065 create_zero_dim_array with the SSA name.
1066 (rewrite_phi_out_of_ssa): Likewise.
1067 (rewrite_cross_bb_scalar_dependence): Likewise. Use copy_ssa_name.
1069 2012-08-07 Richard Guenther <rguenther@suse.de>
1071 * tree-dfa.c (set_ssa_default_def): Clear the SSA_NAME_DEFAULT_DEF
1072 bit of the old name when we clear the slot.
1073 * tree-ssa-live.c (remove_unused_locals): Release any default
1074 def associated with an unused var.
1075 * tree-ssa-copy.c (may_propagate_copy_into_asm): Always return true.
1077 2012-08-07 Richard Guenther <rguenther@suse.de>
1079 * tree-into-ssa.c (rewrite_stmt): Remove clobbers for variables
1080 we rewrite into SSA form.
1081 (rewrite_enter_block): Adjust.
1082 * gimple-iterator.c (gsi_replace): Also allow replacement with
1083 a stmt without a lhs.
1084 * tree-ssa-live.c (remove_unused_locals): Remove code handling
1085 clobbers of SSA names.
1086 * tree-nested.c (convert_local_reference_stmt): Remove clobbers
1087 for variables we access through the local chain.
1088 * tree-cfg.c (verify_gimple_assign_single): Verify clobbers
1089 clobber full decls only.
1091 2012-08-07 Richard Guenther <rguenther@suse.de>
1093 * gimple.h (gimple_phi_set_result): Adjust SSA_NAME_DEF_STMT.
1094 * tree-phinodes.c (make_phi_node): Allow a NULL var.
1095 * tree-into-ssa.c (insert_phi_nodes_for): Simplify.
1096 * tree-complex.c (update_phi_components): Likewise.
1097 * tree-ssa-loop-manip.c (create_iv): Likewise.
1098 (add_exit_phis_edge): Likewise.
1099 (split_loop_exit_edge): Likewise.
1100 (tree_transform_and_unroll_loop): Likewise.
1101 * value-prof.c (gimple_ic): Likewise.
1102 (gimple_stringop_fixed_value): Likewise.
1103 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
1104 * omp-low.c (expand_parallel_call): Likewise.
1105 (expand_omp_for_static_chunk): Likewise.
1106 (expand_omp_atomic_pipeline): Likewise.
1107 * tree-parloops.c (create_phi_for_local_result): Likewise.
1108 (transform_to_exit_first_loop): Likewise.
1109 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
1110 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
1111 * tree-predcom.c (initialize_root_vars): Likewise.
1112 (initialize_root_vars_lm): Likewise.
1113 * sese.c (sese_add_exit_phis_edge): Likewise.
1114 * gimple-streamer-in.c (input_phi): Likewise.
1115 * tree-inline.c (copy_phis_for_bb): Likewise.
1116 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1117 * tree-cfg.c (gimple_make_forwarder_block): Likewise.
1118 (gimple_duplicate_bb): Likewise.
1120 2012-08-07 Nick Clifton <nickc@redhat.com>
1122 * config/mn10300/mn10300.c (mn10300_expand_prologue): Report
1123 stack usage if requested.
1125 2012-08-06 Cary Coutant <ccoutant@google.com>
1127 * cgraphunit.c (assemble_thunk): Add source line info.
1128 * final.c (final): Check for non-null cfg pointer.
1130 2012-08-06 Sandra Loosemore <sandra@codesourcery.com>
1131 Maxim Kuvyrkov <maxim@codesourcery.com>
1132 Julian Brown <julian@codesourcery.com>
1134 * config/mips/24k.md (r24k_unknown_store): Delete special handling
1136 (r24k_int_load, r24k_int_arith, r24k_int_mul3, r24k_int_mfhilo)
1137 (r24k_int_cop, r24k_int_multi)
1138 (r24kf2_1_fcvt_f2i, r24kf2_1_fxfer)
1139 (r24kf1_1_fcvt_f2i, r24kf1_1_fxfer): Use mips_store_data_bypass_p
1140 instead of store_data_bypass_p.
1141 * config/mips/74k.md (r74k_int_store): Delete special handling for
1143 (r74k_int_load, r74k_int_logical, r74k_int_arith, r74k_int_cmove):
1144 Use mips_store_data_bypass_p instead of store_data_bypass_p.
1146 2012-08-06 Marc Glisse <marc.glisse@inria.fr>
1148 PR tree-optimization/51938
1149 PR tree-optimization/52005
1150 * tree-ssa-ifcombine.c (ifcombine_ifandif): New parameters for
1151 inverted conditions.
1152 (ifcombine_iforif): Remove, merge code into ifcombine_ifandif.
1153 (tree_ssa_ifcombine_bb): Update calls to the above. Detect !a&&b
1156 2012-08-06 Olivier Hainque <hainque@adacore.com>
1158 * tree-emutls.c (new_emutls_decl): When a var_section is requested by
1159 the target, attach the new decl to that, not to the template section.
1161 2012-08-06 Tom de Vries <tom@codesourcery.com>
1163 * tree-switch-conversion.c (emit_case_bit_tests): Generate MINUS_EXPR in
1166 2012-08-05 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1168 * doc/invoke.texi: Document AMD btver2.
1169 * doc/extend.texi: Document AMD btver1 and btver2.
1171 2012-08-04 Sandra Loosemore <sandra@codesourcery.com>
1172 Richard Sandiford <rdsandiford@googlemail.com>
1174 * config/mips/mips.c (mips_option_override): Check -fpic
1175 for compatibility with -mabicalls and ABI.
1177 2012-08-04 Catherine Moore <clm@codesourcery.com>
1178 Sandra Loosemore <sandra@codesourcery.com>
1180 * config/mips/xlr.md (ir_xlr_alu_clz): New insn_reservation.
1181 (ir_xlr_alu): Remove clz.
1182 * config/mips/mips-cpus.def (xlr): Set PTF_AVOID_BRANCHLIKELY.
1184 2012-08-04 Richard Earnshaw <rearnsha@arm.com>
1186 * arm.c (arm_gen_constant): Use SImode when preparing operands for
1189 2012-08-04 Uros Bizjak <ubizjak@gmail.com>
1191 * config/i386/i386.h (QI_REGNO_P): New define.
1192 (ANY_QI_REGNO_P): Ditto.
1193 (GENERAL_REGNO_P): Use IN_RANGE macro.
1194 (QI_REG_P): Use QI_REGNO_P.
1195 (ANY_QI_REG_P): Use GENERAL_REGNO_P and QI_REGNO_P.
1196 (HARD_REGNO_CALLER_SAVE_MODE): Use QI_REGNO_P.
1197 * config/i386/i386.c (ix86_hard_regno_mode_ok): Ditto.
1198 (x86_extended_QIreg_mentioned_p): Ditto. Also check if
1199 register is a general register.
1201 2012-08-03 Uros Bizjak <ubizjak@gmail.com>
1203 * config/i386/sync.md (*atomic_fetch_add_cmp<mode>): Use
1204 incdec_operand predicate to return INC or DEC insn mnemonic.
1205 Add %K operand modifier.
1206 (atomic_add<mode>): Use incdec_operand predicate to
1207 return INC or DEC insn mnemonic.
1208 (atomic_dec<mode>): Ditto.
1210 2012-08-03 Michael Matz <matz@suse.de>
1212 PR tree-optimization/54146
1213 * cfgexpand.c (add_scope_conflicts_1): Use bitmap_ior_into.
1214 (add_scope_conflicts): Iterate in RPO order.
1215 (add_stack_protection_conflicts): Iterate over the other triangle.
1216 (fini_vars_expansion): Clear stack_vars_sorted.
1218 2012-08-03 Marc Glisse <marc.glisse@inria.fr>
1220 PR tree-optimization/30318
1221 * double-int.c (mul_double_wide_with_sign): New function.
1222 (mul_double_with_sign): Call the new function.
1223 * double-int.h (mul_double_wide_with_sign): Declare the new function.
1224 * tree-vrp.c (extract_range_from_binary_expr_1) [MULT_EXPR]:
1225 Handle integer types that wrap on overflow.
1226 (quad_int_cmp): New helper function.
1227 (quad_int_pair_sort): Likewise.
1229 2012-08-03 Richard Guenther <rguenther@suse.de>
1231 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Query
1232 is_gimple_reg on the SSA name, not its variable.
1233 (vect_update_ivs_after_vectorizer): Likewise.
1234 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
1235 * tree-if-conv.c (if_convertible_phi_p): Likewise.
1236 (predicate_scalar_phi): Likewise.
1237 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Likewise.
1238 (vect_analyze_scalar_cycles_1): Likewise.
1239 * tree-ssa-live.c (register_ssa_partition_check): Likewise.
1240 * tree-outof-ssa.c (eliminate_useless_phis): Likewise.
1241 * tree-ssa-reassoc.c (phi_rank): Likewise.
1242 * tree-parloops.c (separate_decls_in_region_name): Use
1243 replace_ssa_name_symbol.
1244 * tree-predcom.c (base_names_in_chain_on): Likewise.
1245 * matrix-reorg.c (update_type_size): Query the type of the SSA name,
1247 * gimple-ssa-strength-reduction.c (create_mul_ssa_cand): Likewise.
1248 (create_mul_imm_cand): Likewise.
1249 (create_add_ssa_cand): Likewise.
1250 (create_add_imm_cand): Likewise.
1251 (slsr_process_add): Likewise.
1252 * tree-inline.c (remap_ssa_name): Do not set the type of the
1254 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Clarify assert.
1255 Check for default def first.
1257 2012-08-04 Steven Bosscher <steven@gcc.gnu.org>
1259 * cfgrtl.c (print_rtl_with_bb): Do not print a newline between insns.
1261 * sched-vis.c (print_pattern): Handle SEQUENCE also.
1263 2012-08-02 Richard Henderson <rth@redhat.com>
1267 * function.h (struct rtl_data): Add max_dynamic_stack_alignment.
1268 * cfgexpand.c (gimple_expand_cfg): Initialise it.
1269 * explow.c (allocate_dynamic_stack_space): Set it. Simplify
1270 alignment requirements given the known alignment of dynamic_offset.
1271 * function.c (instantiate_virtual_regs): Align dtnamic_offset.
1273 2012-08-02 Kenneth Zadeck <zadeck@naturalbridge.com>
1275 * cfgexpand.c (expand_debug_locations): Encapsulate test for
1276 CONST_DOUBLE in macro.
1277 * combine.c (try_combine, gen_lowpart_for_combine): Ditto.
1278 * cprop.c (implicit_set_cond_p): Ditto.
1279 * cselib.c (rtx_equal_for_cselib_1): Ditto.
1280 * expmed.c (expand_mult): Ditto.
1281 * expr.c (convert_modes): Ditto.
1282 * ira-costs.c (record_reg_classes): Ditto.
1283 * ira-lives.c (single_reg_class): Ditto.
1284 * optabs.c (expand_copysign_absneg, expand_copysign): Ditto.
1285 * print-rtl.c (print_rtx): Ditto.
1286 * recog.c (simplify_while_replacing, const_double_operand)
1287 (asm_operand_ok, constrain_operands): Ditto.
1288 * reg-stack.c (subst_stack_regs_pat): Ditto.
1289 * reload.c (find_reloads, find_equiv_reg): Ditto.
1290 * rtlanal.c (replace_rtx): Remove test.
1291 * rtlanal.c (constant_pool_constant_p, split_double): Encapsulate
1292 test for CONST_DOUBLE in macro.
1293 * simplify-rtx.c (mode_signbit_p, avoid_constant_pool_reference)
1294 (simplify_unary_operation_1, simplify_const_unary_operation)
1295 (simplify_binary_operation_1, simplify_const_binary_operation)
1296 (simplify_relational_operation_1)
1297 (simplify_const_relational_operations)
1298 (implify_subreg): Ditto.
1299 * varasm.c (output_constant_pool_2): Ditto.
1300 * rtl.h (CONST_DOUBLE_AS_INT_P, CONST_DOUBLE_AS_FLOAT_P): New macros.
1301 * rtl.def (CONST_DOUBLE): Updated comments.
1303 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
1306 * config/mips/mips-protos.h (mips_strip_unspec_address): Declare.
1307 * config/mips/mips.c (mips_strip_unspec_address): Make extern.
1308 (mips16_rewrite_pool_constant): Make a copy of the pool constant
1309 before adding to a PC-relative table.
1310 (mips16_lay_out_constants): Add a SPLIT_P parameter.
1311 (mips16_load_branch_target, mips16_split_long_branches): New functions.
1312 (mips_reorg): Update call to mips16_lay_out_constants.
1313 Call mips16_split_long_branches.
1314 * config/mips/predicates.md (pc_or_label_operand): Delete.
1315 * config/mips/mips.md (length): Add a calculation for MIPS16 branches.
1316 Move the extended_mips16 handling further down.
1317 (*branch_equality<mode>_mips16): Replace use pc_or_label_operand
1318 with explicit label_ref and pc. Follow the usual operand numbering.
1319 (*branch_equality<mode>_mips16_inverted): New pattern.
1320 (*jump_mips16): Add length attribute.
1321 (indirect_jump_and_restore_<mode>): New pattern.
1322 (consttable_int): Call mips_strip_unspec_address on the operand.
1324 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
1326 * recog.c (split_insn): Copy the original SET_SRC before using
1329 2012-08-02 Richard Sandiford <rdsandiford@googlemail.com>
1331 * reorg.c (dbr_schedule): Delete REG_BR_PRED loop.
1333 2012-08-02 Marc Glisse <marc.glisse@inria.fr>
1335 PR tree-optimization/53805
1336 * fold-const.c (invert_tree_comparison): Invert ORDERED_EXPR and
1337 UNORDERED_EXPR even for trapping floating point.
1339 2012-08-02 H.J. Lu <hongjiu.lu@intel.com>
1343 * ipa-inline-analysis.c (inline_free_summary): Return if
1344 inline_edge_summary_vec is NULL.
1346 * ipa-split.c (execute_split_functions): Check if a function
1347 is inlinable only if inline_edge_summary_vec != NULL.
1349 * ipa.c (symtab_remove_unreachable_nodes): Restore
1350 cgraph_propagate_frequency call when something was changed.
1351 (free_inline_summary): New function.
1352 (pass_ipa_free_inline_summary): New pass.
1354 * passes.c (init_optimization_passes): Add
1355 pass_ipa_free_inline_summary before pass_ipa_tree_profile.
1357 * timevar.def (TV_IPA_FREE_INLINE_SUMMARY): New.
1359 * tree-pass.h (pass_ipa_free_inline_summary): New.
1361 2012-08-02 Richard Earnshaw <rearnsha@arm.com>
1363 * arm.c (arm_gen_constant): Use UBFX for some AND operations when
1366 2012-08-02 Richard Guenther <rguenther@suse.de>
1368 * tree-into-ssa.c (struct common_info_d): New struct.
1369 (struct var_info_d, struct ssa_name_info): Use it.
1370 (get_ssa_name_ann): Adjust.
1371 (get_phi_state, set_phi_state): Remove.
1372 (get_common_info): New function.
1373 (get_current_def, set_current_def): Adjust.
1374 (get_def_blocks_for): Take a common info as param.
1375 (set_def_block): Call get_common_info once.
1376 (set_livein_block): Likewise.
1377 (find_def_blocks_for): Adjust.
1378 (insert_phi_nodes): Likewise.
1379 (register_new_def): Call get_common_info once.
1380 (get_reaching_def): Likewise.
1381 (rewrite_debug_stmt_uses): Likewise.
1382 (rewrite_leave_block): Likewise.
1383 (dump_currdefs): Likewise.
1384 (debug_var_infos_r): Adjust.
1385 (register_new_update_single): Call get_common_info once.
1386 (maybe_replace_use_in_debug_stmt): Likewise.
1387 (rewrite_update_leave_block): Likewise.
1388 (mark_use_interesting): Adjust.
1389 (create_new_def_for): Likewise.
1390 (update_ssa): Likewise.
1392 2012-08-02 Michael Matz <matz@suse.de>
1394 * tree-ssa-live.c (set_is_used): Return a bool.
1395 (mark_all_vars_used): Don't take data argument.
1396 (mark_all_vars_used_1): Adjust calls to above, merge handling
1397 of local and global vars.
1398 (remove_unused_scope_block_p): Don't take global_unused_vars,
1399 merge handling of local and global vars.
1400 (remove_unused_locals): Don't allocate/fill/pass global_unused_vars,
1401 use is_used_p for local and global vars.
1403 2012-08-02 Richard Guenther <rguenther@suse.de>
1405 * tree-flow.h (make_rename_temp): Remove.
1406 * tree-dfa.c (make_rename_temp): Likewise.
1407 * cgraphunit.c (thunk_adjust, assemble_thunk): Use create_tmp_reg
1408 instead of make_rename_temp.
1409 * omp-low.c (expand_omp_for_generic, expand_omp_for_static_nochunk,
1410 expand_omp_atomic_pipeline): Likewise.
1411 * trans-mem.c (tm_log_emit_save_or_restores, build_tm_load,
1412 build_tm_store, expand_call_tm, expand_transaction,
1413 ipa_tm_insert_gettmclone_call): Likewise.
1414 * tree-complex.c (expand_complex_div_wide): Likewise.
1415 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
1417 * tree-ssa-loop-im.c (execute_sm_if_changed_flag_set, execute_sm):
1419 * tree-ssa-math-opts.c (insert_reciprocals): Likewise.
1420 * value-prof.c (gimple_divmod_fixed_value, gimple_mod_pow2,
1421 gimple_mod_subtract): Likewise.
1423 2012-08-02 Richard Guenther <rguenther@suse.de>
1425 * tree-flow.h (set_default_def): Rename to ...
1426 (set_ssa_default_def): ... this. Take a struct function argument.
1427 (gimple_default_def): Rename to ...
1428 (ssa_default_def): ... this.
1429 (get_or_create_ssa_default_def): New function.
1430 * tree-dfa.c: Likewise.
1431 (dump_variable): Adjust.
1432 * ipa-prop.c (ipa_analyze_params_uses): Adjust, properly check
1433 for used parameters.
1434 * ipa-split.c (consider_split): Adjust, avoid repeated default-def
1436 (split_function): Likewise.
1437 * lto-streamer-in.c (input_ssa_names): Adjust.
1438 * omp-low.c (expand_omp_taskreg): Likewise.
1439 * tree-cfg.c (replace_ssa_name): Adjust, no need to push/pop cfun.
1440 * tree-complex.c (init_parameter_lattice_values): Adjust.
1441 (get_component_ssa_name): Likewise.
1442 (update_parameter_components): Likewise.
1443 * tree-inline.c (remap_ssa_name): Likewise.
1444 (setup_one_parameter): Likewise.
1445 (initialize_inlined_parameters): Likewise.
1446 (declare_return_variable): Likewise.
1447 (expand_call_inline): Likewise.
1448 (tree_function_versioning): Likewise.
1449 * tree-into-ssa.c (get_default_def_for): Remove.
1450 (get_reaching_def): Use get_or_create_ssa_default_def instead.
1451 * tree-predcom.c (replace_ref_with): Adjust.
1452 * tree-sra.c (get_repl_default_def_ssa_name): Likewise.
1453 (is_unused_scalar_param): Likewise.
1454 (ptr_parm_has_direct_uses): Likewise.
1455 (sra_ipa_reset_debug_stmts): Likewise.
1456 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust.
1457 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1458 * tree-ssa-live.c (verify_live_on_entry): Likewise.
1459 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise,
1460 avoid repeated default def lookups.
1461 * tree-ssa-sccvn.c (run_scc_vn): Likewise.
1462 * tree-tailcall.c (arg_needs_copy_p): Adjust.
1463 (tree_optimize_tail_calls_1): Likewise.
1465 2012-08-02 Richard Guenther <rguenther@suse.de>
1467 PR tree-optimization/50672
1469 2012-08-01 Richard Guenther <rguenther@suse.de>
1471 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
1472 (replace_block_by): Adjust.
1474 2012-08-02 Richard Guenther <rguenther@suse.de>
1476 * tree-dfa.c (referenced_var_lookup): Remove.
1477 (find_referenced_vars): Remove.
1478 (pass_referenced_vars): Likewise.
1479 (make_rename_temp): Do not add referenced vars.
1480 (dump_referenced_vars): Remove.
1481 (debug_referenced_vars): Likewise.
1482 (dump_dfa_stats): Do not dump referenced var stats.
1483 (find_vars_r): Remove.
1484 (find_referenced_vars_in): Likewise.
1485 (referenced_var_check_and_insert): Likewise.
1486 (add_referenced_var_1): Likewise.
1487 (remove_referenced_var): Likewise.
1488 * tree-flow.h (referenced_var_lookup): Likewise.
1489 (struct gimple_df): Remove referenced_vars member.
1490 (typedef referenced_var_iterator): Remove.
1491 (FOR_EACH_REFERENCED_VAR): Likewise.
1492 (num_referenced_vars): Likewise.
1493 (debug_referenced_vars, dump_referenced_vars): Likewise.
1494 (add_referenced_var_1, add_referenced_var): Likewise.
1495 (remove_referenced_var): Likewise.
1496 (find_referenced_vars_in): Likewise.
1497 * tree-flow-inline.h (gimple_referenced_vars): Remove.
1498 (first_referenced_var): Likewise.
1499 (end_referenced_vars_p): Likewise.
1500 (next_referenced_var): Likewise.
1501 * cfgexpand.c (update_alias_info_with_stack_vars): Remove assert.
1502 * gimple-pretty-print.c (pp_points_to_solution): Dump UIDs
1504 * tree-into-ssa.c (dump_decl_set): Likewise.
1505 (pass_build_ssa): Do not require PROP_referenced_vars.
1506 * tree-ssa.c (target_for_debug_bind): Virtual operands are
1507 not suitable, but all register type vars are.
1508 (init_tree_ssa): Do not allocate referenced vars.
1509 (delete_tree_ssa): Do not free referenced vars.
1510 * cgraphunit.c (init_lowered_empty_function): Do not set
1511 PROP_referenced_vars.
1512 (assemble_thunk): Do not add referenced vars.
1513 * gimple-fold.c (canonicalize_constructor_val): Likewise.
1514 (gimplify_and_update_call_from_tree): Likewise.
1515 * gimple-streamer-in.c (input_bb): Likewise.
1516 * passes.c (init_optimization_passes): Do not run
1517 pass_referenced_vars.
1518 (dump_properties): Do not dump PROP_referenced_vars.
1519 * tree-inline.c (remap_decl): Do not add referenced vars.
1520 (remap_gimple_op_r): Likewise.
1521 (copy_tree_body_r): Likewise.
1522 (copy_bb): Likewise.
1523 (setup_one_parameter): Likewise.
1524 (declare_return_variable): Likewise.
1525 (copy_decl_for_dup_finish): Likewise.
1526 (copy_arguments_for_versioning): Likewise.
1527 (tree_function_versioning): Likewise.
1528 * tree-pass.h (PROP_referenced_vars): Remove.
1529 (pass_referenced_vars): Likewise.
1530 * tree-profile.c (gimple_gen_edge_profiler): Do not add
1532 (gimple_gen_interval_profiler): Likewise.
1533 (gimple_gen_pow2_profiler): Likewise.
1534 (gimple_gen_one_value_profiler): Likewise.
1535 (gimple_gen_ic_profiler): Likewise.
1536 (gimple_gen_average_profiler): Likewise.
1537 (gimple_gen_ior_profiler): Likewise.
1538 * tree-ssa-live.c (remove_unused_locals): Do not touch referenced vars.
1539 * tree-cfg.c (replace_ssa_name): Do not add referenced vars.
1540 (move_stmt_op): Likewise.
1541 * tree-ssa-operands.c (create_vop_var): Likewise.
1542 * gimple-low.c (record_vars_into): Likewise.
1543 * gimplify.c (gimple_regimplify_operands): Likewise.
1544 (force_gimple_operand_1): Likewise.
1545 * omp-low.c (expand_omp_for_generic): Likewise.
1546 (expand_omp_for_static_chunk): Likewise.
1547 (expand_omp_atomic_pipeline): Likewise.
1548 * graphite-clast-to-gimple.c (graphite_create_new_loop): Likewise.
1549 (translate_clast_assignment): Likewise.
1550 * graphite-sese-to-poly.c (create_zero_dim_array): Likewise.
1551 (handle_scalar_deps_crossing_scop_limits): Likewise.
1552 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
1553 * ipa-split.c (split_function): Likewise.
1554 * matrix-reorg.c (transform_access_sites): Likewise.
1555 * trans-mem.c (tm_log_add): Likewise.
1556 (ipa_tm_insert_gettmclone_call): Likewise.
1557 * tree-complex.c (create_one_component_var): Likewise.
1558 * tree-if-conv.c (ifc_temp_var): Likewise.
1559 * tree-parloops.c (take_address_of): Likewise.
1560 (initialize_reductions): Likewise.
1561 (separate_decls_in_region_name): Likewise.
1562 (create_call_for_reduction_1): Likewise.
1563 (separate_decls_in_region): Likewise.
1564 * tree-predcom.c (predcom_tmp_var): Likewise.
1565 (reassociate_to_the_same_stmt): Likewise.
1566 * tree-sra.c (build_ref_for_offset): Likewise.
1567 (create_access_replacement): Likewise.
1568 (get_replaced_param_substitute): Likewise.
1569 (sra_ipa_reset_debug_stmts): Likewise.
1570 * tree-ssa-loop-im.c (rewrite_reciprocal): Likewise.
1571 (rewrite_bittest): Likewise.
1572 * tree-ssa-loop-ivopts.c (create_new_iv): Likewise.
1573 * tree-ssa-loop-manip.c (create_iv): Likewise.
1574 (tree_transform_and_unroll_loop): Likewise.
1575 * tree-ssa-math-opts.c (powi_as_mults): Likewise.
1576 (build_and_insert_call): Likewise.
1577 (gimple_expand_builtin_cabs): Likewise.
1578 (execute_optimize_bswap): Likewise.
1579 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1580 (abs_replacement): Likewise.
1581 (cond_store_replacement): Likewise.
1582 (cond_if_else_store_replacement_1): Likewise.
1583 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1584 * tree-ssa-pre.c (get_representative_for): Likewise.
1585 (create_expression_by_pieces): Likewise.
1586 (insert_into_preds_of_block): Likewise.
1587 * tree-ssa-propagate.c (update_call_from_tree): Likewise.
1588 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
1589 (eliminate_redundant_comparison): Likewise.
1590 (rewrite_expr_tree_parallel): Likewise.
1591 (get_reassoc_pow_ssa_name): Likewise.
1592 * tree-ssa-strlen.c (get_string_length): Likewise.
1593 * tree-switch-conversion.c (emit_case_bit_tests): Likewise.
1594 (build_arrays): Likewise.
1595 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1596 (create_tailcall_accumulator): Likewise.
1597 * tree-vect-data-refs.c (vect_get_new_vect_var): Likewise.
1598 (vect_create_addr_base_for_vector_ref): Likewise.
1599 (vect_permute_store_chain): Likewise.
1600 (vect_permute_load_chain): Likewise.
1601 * tree-vect-generic.c (expand_vector_divmod): Likewise.
1602 * tree-vect-loop-manip.c (set_prologue_iterations): Likewise.
1603 (vect_build_loop_niters): Likewise.
1604 (vect_generate_tmps_on_preheader): Likewise.
1605 (vect_update_ivs_after_vectorizer): Likewise.
1606 (vect_gen_niters_for_prolog_loop): Likewise.
1607 (vect_do_peeling_for_alignment): Likewise.
1608 (vect_create_cond_for_align_checks): Likewise.
1609 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
1610 (vect_handle_widen_op_by_const): Likewise.
1611 (vect_operation_fits_smaller_type): Likewise.
1612 (vect_recog_over_widening_pattern): Likewise.
1613 * tree-vect-stmts.c (vect_init_vector): Likewise.
1615 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
1618 * valtrack.c (dead_debug_insert_temp): Use cleanup_auto_inc_dec.
1620 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
1623 * valtrack.c (cleanup_auto_inc_dec): Implement unconditionally,
1624 falling back to copy_rtx on non-autoinc machines.
1625 (propagate_for_debug_subst): Always use cleanup_auto_inc_dec.
1627 2012-08-01 Alexandre Oliva <aoliva@redhat.com>
1630 * valtrack.h, valtrack.c: New.
1631 * Makefile.in (VALTRACK_H): New.
1632 (OBJS): Add valtrack.o.
1634 (cselib.o, dce.o, df-problems.o, combine.o): Add VALTRACK_H.
1635 * combine.c: Include valtrack.h.
1636 (make_compound_operation): Publish.
1637 (cleanup_auto_inc_dec): Move to valtrack.c.
1638 (struct rtx_subst_pair, propagate_for_debug_subst): Likewise.
1639 (propagate_for_debug): Likewise. Add this_basic_block parameter.
1641 * cselib.c: Include valtrack.h.
1643 * df-problems.c: Likewise.
1644 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.c.
1645 (dead_debug_finish, dead_debug_add): Likewise.
1646 (dead_debug_insert_temp): Likewise.
1647 * df.h (struct dead_debug_use): Move to valtrack.h.
1648 (struct dead_debug, enum debug_temp_where): Likewise.
1649 (dead_debug_init, dead_debug_reset_uses): Move to valtrack.h.
1650 (dead_debug_finish, dead_debug_add): Likewise.
1651 (dead_debug_insert_temp): Likewise.
1652 * rtl.h (make_compound_operation): Declare.
1654 2012-08-01 Catherine Moore <clm@codesourcery.com>
1655 Sandra Loosemore <sandra@codesourcery.com>
1657 * config/mips/mips-cpus.def (34kn): New.
1658 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Add 34kn.
1659 (BASE_DRIVER_SELF_SPECS): Do not imply -mdsp for the 34kn.
1660 * config/mips/mips-tables.opt: Regenerate.
1661 * doc/invoke.texi (MIPS Options): Document -march=34kn.
1663 2012-08-01 Richard Henderson <rth@redhat.com>
1665 * expmed.h (NUM_MODE_PARTIAL_INT): New.
1666 (NUM_MODE_VECTOR_INT, NUM_MODE_IP_INT, NUM_MODE_IPV_INT): New.
1667 (struct expmed_op_cheap): Size one array on NUM_MODE_IPV_INT.
1668 (struct expmed_op_costs): Likewise.
1669 (struct target_expmed): Size x_convert_cost on NUM_MODE_IP_INT.
1670 (expmed_mode_index): New.
1671 (expmed_op_cheap_ptr, expmed_op_cost_ptr): Use expmed_mode_index.
1672 (convert_cost_ptr): Likewise.
1673 * expmed.c (struct init_expmed_rtl): Rename convert to trunc.
1674 (init_expmed_one_conv): Split out from ...
1675 (init_expmed_one_mode): ... here. Iterate conversions over
1676 partial integer modes too.
1677 (init_expmed): Iterate over partial integer modes too.
1679 2012-08-01 Richard Henderson <rth@redhat.com>
1681 * config/m32c/m32c.c (TARGET_INIT_LIBFUNCS): Remove.
1682 (m32c_init_libfuncs): Remove.
1683 * config/m32c/cond.md (cstore<QHPSI>4_16): Rename from cstore<QHPSI>4.
1684 (cstore<QHPSI>4): New expander.
1686 2012-08-01 Richard Guenther <rguenther@suse.de>
1688 * tree-flow-inline.h (referenced_var): Remove.
1689 * tree-ssa-coalesce.c (create_outofssa_var_map): Remove duplicate
1691 * tree-sra.c (candidates): New global hashtable.
1692 (candidate): New function.
1693 (sra_initialize): Initialize candidates.
1694 (sra_deinitialize): Free candidates.
1695 (disqualify_candidate): Remove candidate from candidates.
1696 (maybe_add_sra_candidate): New function.
1697 (find_var_candidates): Walk over all local decls and parameters,
1698 add candidates to candidates hashtable.
1699 (find_param_candidates): Add candidates to candidates hashtable.
1700 (analyze_all_variable_accesses): Use candidate instead of
1703 2012-08-01 Tom de Vries <tom@codesourcery.com>
1705 * tree-vrp.c (find_case_label_ranges): New function.
1706 (vrp_visit_switch_stmt, simplify_switch_using_ranges): Use
1707 find_case_label_ranges instead of find_case_label_range. Handle second
1710 2012-08-01 Michael Matz <matz@suse.de>
1712 * tree-complex.c (init_parameter_lattice_values): Don't call var_ann.
1713 * tree-dfa.c (struct dfa_stats_d): Remove num_var_anns member.
1714 (dump_dfa_stats): Don't dump stats about var anns.
1715 (collect_dfa_stats): Don't collect them.
1716 (add_referenced_var_1): Don't set var annotation pointers.
1717 (remove_referenced_var): Ditto, and only remove it it's in the
1720 * tree-flow-inline.h (var_ann): Remove.
1721 * tree-flow.h (struct var_ann_d, var_ann_t): Remove.
1723 * tree-inline.c (remapped_type): Remove.
1724 (can_be_nonlocal): Most variable will be considered live here,
1725 return false earlier.
1726 (remap_decls): Don't call var_ann, all variables will be considered
1728 (copy_debug_stmt): Ditto, and use is_global_var.
1730 * tree-into-ssa.c (rewrite_debug_stmt_uses): Use get_current_def to
1731 determine if a variable was referred to, not var_ann.
1732 * tree-ssa-live.c (remove_unused_scope_block_p): Don't check var_ann.
1733 (remove_unused_locals): Ditto.
1734 * tree-ssa.c (delete_tree_ssa): Don't free/clear var ann pointers.
1735 * tree-tailcall.c (arg_needs_copy_p): Don't check var_ann.
1736 * tree.c (copy_node_stat): Don't clear var ann pointer.
1737 * tree.h (tree_result_decl, tree_parm_decl, tree_var_decl): Remove
1739 (DECL_VAR_ANN_PTR): Remove.
1741 2012-08-01 Michael Matz <matz@suse.de>
1743 * tree-flow.h (struct var_ann_d): Rename used member.
1744 (set_is_used): Don't declare.
1745 * tree-flow-inline.h (clear_is_used): Remove.
1746 (set_is_used, is_used_p): Move to ...
1747 * tree-ssa-live.c (set_is_used, is_used_p): ... here, and use
1749 (usedvars): New bitmap.
1750 (dump_scope_block): Don't dump unusedness.
1751 (remove_unused_locals): Allocate and free usedvars.
1752 * tree-nrv.c (tree_nrv): Don't clear used flags here.
1754 2012-08-01 Michael Matz <matz@suse.de>
1756 * tree-flow.h (struct var_ann_d): Remove base_var_processed and
1758 * tree-ssa-live.h (struct _var_map): Remove basevars member.
1759 (VAR_ANN_BASE_INDEX): Remove.
1760 * tree-ssa-live.c (var_map_base_init): Use a hash table instead
1761 of var annotation to compress index space. Don't deal with above
1763 (var_map_base_fini): Don't free basevars.
1764 (init_var_map): Don't clear basevars.
1766 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
1768 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Change
1769 base_name to base_expr.
1770 (struct cand_chain_d): Likewise.
1771 (base_cand_hash): Likewise.
1772 (base_cand_eq): Likewise.
1773 (record_potential_basis): Likewise.
1774 (alloc_cand_and_find_basis): Likewise.
1775 (create_mul_ssa_cand): Likewise.
1776 (create_mul_imm_cand): Likewise.
1777 (create_add_ssa_cand): Likewise.
1778 (create_add_imm_cand): Likewise.
1779 (slsr_process_cast): Likewise.
1780 (slsr_process_copy): Likewise.
1781 (dump_candidate): Likewise.
1782 (base_cand_dump_callback): Likewise.
1783 (unconditional_cands_with_known_stride_p): Likewise.
1784 (cand_increment): Likewise.
1786 2012-08-01 Bill Schmidt <wschmidt@linux.ibm.com>
1788 PR tree-optimization/46556
1789 * gimple-ssa-strength-reduction.c (enum cand_kind): Add CAND_REF.
1790 (base_cand_map): Change to hash table.
1791 (base_cand_hash): New function.
1792 (base_cand_free): Likewise.
1793 (base_cand_eq): Likewise.
1794 (lookup_cand): Change base_cand_map to hash table.
1795 (find_basis_for_candidate): Likewise.
1796 (base_cand_from_table): Exclude CAND_REF.
1797 (restructure_reference): New function.
1798 (slsr_process_ref): Likewise.
1799 (find_candidates_in_block): Call slsr_process_ref.
1800 (dump_candidate): Handle CAND_REF.
1801 (base_cand_dump_callback): New function.
1802 (dump_cand_chains): Change base_cand_map to hash table.
1803 (replace_ref): New function.
1804 (replace_refs): Likewise.
1805 (analyze_candidates_and_replace): Call replace_refs.
1806 (execute_strength_reduction): Change base_cand_map to hash table.
1808 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
1810 * config/i386/i386.c (ix86_address_subreg_operand): Reject
1812 (ix86_print_operand_address): Assert that parts.base and parts.index
1813 are non-NULL after call to simplify_subreg.
1815 2012-08-01 Richard Guenther <rguenther@suse.de>
1817 * doc/tree-ssa.texi: Remove pieces mentioning mark_sym_for_renaming.
1819 2012-08-01 Richard Guenther <rguenther@suse.de>
1821 * graphite-clast-to-gimple.c (translate_clast_user): Rename
1823 * sese.c (graphite_copy_stmts_from_block): Do not rename virtual
1825 * tree-call-cdce.c (tree_call_cdce): Use
1826 mark_virtual_operands_for_renaming.
1827 * tree-eh.c (sink_clobbers): Simplify.
1828 * tree-flow.h (mark_sym_for_renaming): Remove.
1829 (mark_virtual_operands_for_renaming): New function.
1830 * tree-if-conv.c (tree_if_conversion): Use
1831 mark_virtual_operands_for_renaming.
1832 * tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
1833 * tree-into-ssa.c (mark_sym_for_renaming): Remove.
1834 (mark_virtual_operands_for_renaming): New function.
1835 * tree-loop-distribution.c (tree_loop_distribution): Use
1836 mark_virtual_operands_for_renaming.
1837 * tree-ssa-dce.c (mark_virtual_operand_for_renaming): Do not
1838 update stmts, use mark_virtual_operands_for_renaming.
1839 * tree-ssa-tail-merge.c (release_last_vdef): Remove.
1840 (replace_block_by): Adjust.
1841 (tail_merge_optimize): Use mark_virtual_operands_for_renaming.
1842 * tree-tailcall.c (tree_optimize_tail_calls_1): Use
1843 mark_virtual_operands_for_renaming.
1844 * tree-vect-slp.c (vect_slp_transform_bb): Likewise.
1845 * tree-vectorizer.c (vectorize_loops): Likewise.
1847 2012-08-01 Richard Guenther <rguenther@suse.de>
1849 * tree-flow.h (struct gimple_df): Remove syms_to_rename member,
1850 add ssa_renaming_needed and rename_vops flags.
1851 (SYMS_TO_RENAME): Remove.
1852 (symbol_marked_for_renaming): Likewise.
1853 (mark_virtual_ops_for_renaming): Likewise.
1854 * tree-into-ssa.c (symbols_to_rename_set, symbols_to_rename):
1856 (mark_for_renaming, marked_for_renaming): New functions.
1857 (symbol_marked_for_renaming): Remove.
1858 (dump_currdefs): Adjust.
1859 (maybe_replace_use): Likewise.
1860 (maybe_replace_use_in_debug_stmt): Likewise.
1861 (maybe_register_def): Likewise.
1862 (rewrite_update_phi_arguments): Likewise.
1863 (rewrite_update_enter_block): Likewise.
1864 (fini_ssa_renamer): Clear update SSA status here ...
1865 (delete_update_ssa): ... not here. Free rename set.
1866 (prepare_block_for_update): Compute which decls need renaming.
1867 (dump_update_ssa): Adjust.
1868 (mark_sym_for_renaming): Adjust update SSA status for virtuals.
1869 (need_ssa_update_p): Adjust.
1870 (insert_updated_phi_nodes_for): Likewise.
1871 (update_ssa): Likewise.
1872 * tree-ssa-operands.c (finalize_ssa_defs): Adjust update SSA status
1873 for virtual and real operands.
1874 (finalize_ssa_uses): Likewise.
1875 * tree-ssanames.c (init_ssanames): Adjust.
1876 * tree-ssa.c (maybe_rewrite_mem_ref_base, maybe_optimize_var,
1877 execute_update_addresses_taken): Add bitmap to keep track of which
1878 candidates are suitable for rewriting and later renaming by SSA update.
1879 * matrix-reorg.c (transform_access_sites): Do not rename all defs.
1880 * tree-dfa.c (make_rename_temp): Do not mark real operands for
1882 * cgraphunit.c (assemble_thunk): Likewise.
1883 * gimplify.c (gimple_regimplify_operands): Likewise.
1884 (force_gimple_operand_1): Likewise.
1885 * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
1886 * tree-inline.c (declare_return_variable): Likewise.
1887 * tree-parloops.c (separate_decls_in_region_stmt): Do not call
1888 mark_virtual_ops_for_renaming.
1889 (create_stores_for_reduction): Likewise.
1890 (create_loads_and_stores_for_name): Likewise.
1891 * tree-predcom.c (mark_virtual_ops_for_renaming): Remove.
1892 (initialize_root_vars_lm): Do not call mark_virtual_ops_for_renaming.
1893 (execute_load_motion): Likewise.
1894 (remove_stmt): Likewise.
1895 (execute_pred_commoning_chain): Likewise.
1896 * tree-sra.c (create_access_replacement): Do not rename real operands.
1897 (get_unrenamed_access_replacement): Unify with ...
1898 (get_access_replacement): ... this.
1899 (get_repl_default_def_ssa_name): Adjust.
1900 * tree-ssa-loop-im.c (move_computations_stmt): Manually update
1902 (rewrite_mem_ref_loc): Do not call mark_virtual_ops_for_renaming.
1903 * tree-ssa-loop-prefetch.c (emit_mfence_after_loop): Likewise.
1905 2012-07-31 DJ Delorie <dj@redhat.com>
1907 * config/s390/s390.c (s390_option_override): Disable DWARF 3/4
1908 extensions for TPF, unless specifically selected.
1910 2012-08-01 Alan Modra <amodra@gmail.com>
1913 * config/rs6000/rs6000.c (mem_operand_gpr): Don't limit range
1914 of lo_sum offsets. Comment. Assert mode at least word size
1915 rather than bypassing powerpc64 word offset check.
1917 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
1919 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1920 costs for vec_perm and vec_promote_demote down to more natural values.
1921 (struct _rs6000_cost_data): New data structure.
1922 (rs6000_density_test): New function.
1923 (rs6000_init_cost): Change to use rs6000_cost_data.
1924 (rs6000_add_stmt_cost): Likewise.
1925 (rs6000_finish_cost): Perform density test when vectorizing a loop.
1927 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
1929 * sched-vis.c (print_exp): Handle FMA explicitly. Simplify handling
1930 of RTX_UNARY function-like operations. Print unknown expression
1931 RTX classes as pseudo-functions.
1932 (print_pattern): Simplify return pattern printing.
1933 (dump_insn_slim): Print the value of notes as a pattern for proper
1934 printing of CFA notes.
1936 2012-07-31 Dehao Chen <dehao@google.com>
1938 * predict.c (tree_estimate_probability_driver): Normalize the
1939 loop when initializing the loop optimizer.
1941 2012-07-31 Richard Guenther <rguenther@suse.de>
1943 * tree-flow.h (struct var_ann_d): Remove need_phi_state
1944 and current_def members.
1945 * tree-into-ssa.c (struct def_blocks_d): Remove var member.
1946 (def_blocks): Remove.
1947 (struct var_info_d): New.
1948 (var_infos): New hashtable.
1949 (struct ssa_name_info): Add def_blocks member.
1950 (get_ssa_name_ann): Adjust.
1951 (get_var_info): New function.
1952 (get_phi_state, set_phi_state, get_current_def,
1953 set_current_def, get_def_blocks_for, find_def_blocks_for): Adjust.
1954 (insert_phi_nodes_compare_def_blocks): Rename to ...
1955 (insert_phi_nodes_compare_var_infos): ... this and adjust.
1956 (insert_phi_nodes): Adjust.
1957 (dump_tree_ssa, dump_tree_ssa_stats): Adjust.
1958 (def_blocks_hash, def_blocks_eq, def_blocks_free): Remove.
1959 (debug_def_blocks_r): Rename to ...
1960 (debug_var_infos_r): ... this and adjust.
1961 (var_info_hash): New function.
1962 (var_info_eq): Likewise.
1963 (rewrite_blocks): Adjust.
1964 (init_ssa_renamer): Likewise.
1965 (fini_ssa_renamer): Likewise.
1966 (delete_update_ssa): Likewise.
1967 (update_ssa): Likewise.
1968 * tree-ssanames.c (release_dead_ssa_names): Do not clear current defs.
1970 2012-07-31 Bill Schmidt <wschmidt@linux.ibm.com>
1972 PR tree-optimization/53773
1973 * tree-vectorizer.h (struct _loop_vec_info): Add operands_swapped.
1974 (LOOP_VINFO_OPERANDS_SWAPPED): New macro.
1975 * tree-vect-loop.c (new_loop_vec_info): Initialize
1976 LOOP_VINFO_OPERANDS_SWAPPED field.
1977 (destroy_loop_vec_info): Restore canonical form.
1978 (vect_is_slp_reduction): Set LOOP_VINFO_OPERANDS_SWAPPED field.
1979 (vect_is_simple_reduction_1): Likewise.
1981 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
1983 * sched-vis.c (dump_insn_slim): Print print_rtx_head at the
1984 start of each new line.
1985 * final.c (final_scan_insn): If the final dump is requested as
1986 slim RTL, dump slim RTL to the assembly file also.
1988 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1992 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1995 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1997 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1998 only if producer writes to the register given by regno.
2000 2012-07-31 Nick Clifton <nickc@redhat.com>
2002 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Add
2003 support for reporting stack usage.
2005 * config/frv/frv.c (QUAD): Fix typo.
2006 (frv_expand_prologue): Report stack usage.
2008 2012-07-31 Steven Bosscher <steven@gcc.gnu.org>
2011 * gengtype.c (struct walk_type_data): Add have_this_obj field.
2012 (walk_type): For functions that take a this_obj argument and
2013 that process fields with a GTY((length)) argument, write the
2014 test that write_types_local_process_field will write also at the
2015 head of the loop, effectively unswitching the loop.
2016 (write_func_for_structure, write_local_func_for_structure): Clear
2017 have_this_obj before calling walk_type.
2018 (write_local_func_for_structure): Set have_this_obj before walk_type.
2019 (write_array): Set have_this_obj for output of local pointer walking
2020 functions but not for marker functions.
2021 (write_types_local_process_field): Assert have_this_obj is set.
2023 * rtl.h (simplify_using_condition): Adjust prototype using bitmap
2026 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
2029 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2030 * targhooks.c (default_mode_dependent_address_p): Delete code
2031 for GO_IF_MODE_DEPENDENT_ADDRESS.
2032 * system.h (GO_IF_MODE_DEPENDENT_ADDRESS): Poison.
2033 * doc/tm.texi.in (GO_IF_MODE_DEPENDENT_ADDRESS): Delete documention.
2034 * doc/tm.texi: Regenerate.
2035 * config/alpha.h (GO_IF_MODE_DEPENDENT_ADDRESS): Move code to...
2036 * config/alpha.c (alpha_mode_dependent_address_p): ...here. New
2038 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2039 * config/cr16/cr16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2040 * config/mep/mep.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2041 * config/vax/vax-protos.h (vax_mode_dependent_address_p): Delete.
2042 * config/vax/vax.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2043 * config/vax/vax.c (vax_mode_dependent_address_p): Make static.
2045 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2047 2012-07-30 Nathan Froyd <froydnj@gcc.gnu.org>
2049 * expmed.h (NUM_MODE_VECTOR_INT): Define.
2050 (struct expmed_op_cheap, struct expmed_op_costs): New structures.
2051 (struct target_expmed): Convert x_mul_highpart_cost and
2052 x_mul_widen_cost fields to be indexed by integer modes.
2053 Convert x_sdiv_pow2_cheap and x_smod_pow2_cheap fields to be
2054 of type struct expmed_op_cheap. Convert other cost fields to be
2055 of type struct_expmed_op_costs.
2056 (mul_widen_cost_ptr, mul_highpart_cost_ptr): Adjust for new
2057 indexing of respective fields.
2058 (expmed_op_cheap_ptr): New function.
2059 (sdiv_pow2_cheap_ptr, smod_pow2_cheap_ptr): Call it.
2060 (expmed_op_cost_ptr): New function.
2061 (add_cost_ptr, neg_cost_ptr, shift_cost_ptr, shiftadd_cost_ptr,
2062 shiftsub0_cost_ptr, shiftsub1_cost_ptr, mul_cost_ptr,
2063 sdiv_cost_ptr, udiv_cost_ptr): Call it.
2065 2012-07-30 Sandra Loosemore <sandra@codesourcery.com>
2066 Julian Brown <julian@codesourcery.com>
2068 * doc/invoke.texi (MIPS Options): Document -mno-float.
2069 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): Make it know
2072 2012-07-30 Joseph Myers <joseph@codesourcery.com>
2074 * doc/sourcebuild.texi (Subdirectories): Document common subdirectory.
2076 2012-07-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2079 * expmed.c (expand_mult): Skip synth_mult for constant double op1 except
2080 for special cases. Don't initialize coeff and is_neg.
2082 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2083 Richard Earnshaw <rearnsha@arm.com>
2085 * target.def (vector_alignment): New target hook.
2086 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2087 * doc/tm.texi: Regenerate.
2088 * targhooks.c (default_vector_alignment): New function.
2089 * targhooks.h (default_vector_alignment): Add prototype.
2090 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2091 * config/arm/arm.c (arm_vector_alignment): New function.
2092 (TARGET_VECTOR_ALIGNMENT): Define.
2094 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2095 vector type alignment instead of size.
2096 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2097 element type size directly instead of computing it from alignment.
2098 Fix variable naming and comment.
2100 2012-07-30 Kirill Yukhin <kirill.yukhin@intel.com>
2101 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
2103 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDSEED_SET): New.
2104 (OPTION_MASK_ISA_RDSEED_UNSET): Likewise.
2105 (ix86_handle_option): Handle mrdseed option.
2106 * config.gcc (i[34567]86-*-*): Add rdseedintrin.h.
2107 (x86_64-*-*): Likewise.
2108 * config/i386/prfchwintrin.h: New header.
2109 * config/i386/cpuid.h (bit_RDSEED): New.
2110 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
2112 * config/i386/i386-c.c: Define __RDSEED__ if needed.
2113 * config/i386/i386.c (ix86_target_string): Define -mrdseed option.
2115 (ix86_option_override_internal): Handle new option.
2116 (ix86_valid_target_attribute_inner_p): Add OPT_mrdseed.
2117 (ix86_builtins): Add enum entries for RDSEED* builtins.
2118 (ix86_init_mmx_sse_builtins): Define new builtins.
2119 (ix86_expand_builtin): Expand RDSEED* builtins.
2120 * config/i386/i386.h (TARGET_RDSEED): New.
2121 * config/i386/i386.md (rdseed<mode>_1): New.
2122 * config/i386/i386.opt (mrdseed): New.
2123 * config/i386/x86intrin.h: Include rdseedintrin.h.
2125 2012-07-30 Richard Guenther <rguenther@suse.de>
2127 * tree-into-ssa.c (mark_def_sites): Also process virtual operands.
2128 (rewrite_stmt): Likewise.
2129 (rewrite_enter_block): Likewise.
2130 (pass_build_ssa): Do not update virtual SSA form during TODO.
2131 (mark_symbol_for_renaming): Do nothing if we are not in SSA form.
2132 * lto-streamer-in.c (lto_read_body): Set in_ssa_p earlier.
2134 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
2137 * config/gcc/sh/sh.md (*movsi_index_disp, *movhi_index_disp): New
2140 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
2143 * config/sh/sh.md (mov_neg_si_t): Move to Scc instructions section.
2144 Use t_reg_operand predicate. Add split for negated case.
2145 (ashrsi2_31): Pass get_t_reg_rtx to gen_mov_neg_si_t.
2146 * config/sh/sh.c (expand_ashiftrt): Likewise.
2148 2012-07-30 Oleg Endo <olegendo@gcc.gnu.org>
2151 * config/sh/sh.md (ashlsi3_d): Invoke gen_shifty_op directly instead
2152 of trying to emit ashlsi3_n.
2154 2012-07-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2155 Steven Bosscher <steven@gcc.gnu.org>
2157 * gengtype.c (adjust_field_type): Diagnose duplicate "length"
2158 option applications and option being applied to arrays of atomic types.
2159 (walk_type): Allow "atomic" option on strings too.
2160 * dwarf2out.h (struct dw_vec_struct): Use the "atomic" GTY option
2161 for the array field.
2162 * vec.h: Describe the atomic object "A" type of the macros in
2164 (VEC_T_GTY_ATOMIC, DEF_VEC_A, DEF_VEC_ALLOC_A): Define.
2165 * emit-rtl.c (locations_locators_vals): use the atomic object vector.
2166 * doc/gty.texi: Clarify that GTY option "length" is only for
2167 arrays of non-atomic objects. Fix typo in the description of the
2170 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2172 * config/i386/i386.c (ix86_avoid_lea_for_addr): Handle
2173 zero-extended addresses. Return false if the address has less
2174 than two components.
2175 (ix86_split_lea_for_addr): Unconditionally convert target and
2176 all address operands to requested mode.
2177 * config/i386/i386.md (*lea<mode>): Recover operands from curr_insn.
2178 Pass SImode to ix86_split_lea_for_addr when splitting zero-extended
2180 (zero-extended add splitter): New splitter to conditionally split
2181 non-destructive adds.
2182 (*zero_extendsidi2_rex64): Conditionally emit leal instead of movl.
2184 2012-07-28 Alan Modra <amodra@gmail.com>
2187 * config/rs6000/rs6000.c (rs6000_secondary_reload): Limit 32-bit
2188 multi-gpr reload to cases where predicate passes. Do the same for
2189 64-bit multi-gpr reload.
2191 2012-07-27 Nathan Froyd <froydnj@gcc.gnu.org>
2193 * expmed.h (alg_hash, alg_hash_used_p, sdiv_pow2_cheap,
2194 smod_pow2_cheap, zero_cost, add_cost, neg_cost, shift_cost)
2195 shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost,
2196 sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete
2197 macro definitions and re-purpose as inline functions.
2198 (alg_hash_entry_ptr, set_alg_hash_used_p, sdiv_pow2_cheap_ptr,
2199 set_sdiv_pow2_cheap, smod_pow2_cheap_ptr, set_smod_pow2_cheap,
2200 zero_cost_ptr, set_zero_cost, add_cost_ptr, set_add_cost,
2201 neg_cost_ptr, set_neg_cost, shift_cost_ptr, set_shift_cost,
2202 shiftadd_cost_ptr, set_shiftadd_cost, shiftsub0_cost_ptr,
2203 set_shiftsub0_cost, shiftsub1_cost_ptr, set_shiftsub1_cost,
2204 mul_cost_ptr, set_mul_cost, sdiv_cost_ptr, set_sdiv_cost,
2205 udiv_cost_ptr, set_udiv_cost, mul_widen_cost_ptr,
2206 set_mul_widen_cost, mul_highpart_cost_ptr, set_mul_highpart_cost):
2208 (convert_cost_ptr): New function, split out from...
2209 (set_convert_cost, convert_cost): ...here.
2210 * expmed.c, tree-ssa-loop-ivopts.c: Update for new functions.
2211 * gimple-ssa-strength-reduction.c: Likewise.
2213 2012-07-20 Ryan Mansfield <rmansfield@qnx.com>
2215 * gcc.c (main): Move GCC_DRIVER_HOST_INITIALIZATION after
2216 diagnostic_initialize.
2218 2012-07-27 Oleg Endo <olegendo@gcc.gnu.org>
2221 * config/sh/sh.c (shiftcosts): Remove case where first operand
2222 is a const_int. Move COSTS_N_INSNS usage into caller ...
2223 (sh_rtx_costs) ... here. Return false when shiftcosts cannot be
2224 calculated instead of MAX_COST.
2226 2012-07-27 Richard Guenther <rguenther@suse.de>
2228 * tree-cfg.c (gimple_can_merge_blocks_p): Do more fine-grained
2229 check whether SSA form is not up-to-date.
2230 * tree-flow.h (name_mappings_registered_p): Remove.
2231 * tree-into-ssa.c (struct repl_map_d): Remove.
2232 (repl_tbl): Likewise.
2233 (struct ssa_name_info): Add repl_set member.
2234 (update_ssa_obstack): New static global.
2235 (get_ssa_name_ann): Initialize repl_set.
2236 (clear_ssa_name_info): Assert age did not wrap.
2237 (repl_map_hash, repl_map_eq, repl_map_free): Remove.
2238 (names_replaced_by): Adjust.
2239 (add_to_repl_tbl): Likewise.
2240 (dump_tree_ssa_stats): Likewise.
2241 (init_update_ssa): Initialize update_ssa_obstack.
2242 (delete_update_ssa): Free update_ssa_obstack.
2243 (name_mappings_registered_p): Remove.
2244 (update_ssa): Adjust.
2246 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
2248 * config/rs6000/constraints.md: Delete "q" constraint.
2249 * config/rs6000/dfp.md (movsd_hardfloat, movsd_softfloat):
2250 Delete the "q" alternative.
2251 * config/rs6000/predicates.md (gpc_reg_operand): Adjust.
2252 * config/rs6000/rs6000.c (rs6000_debug_reg_global)
2253 (rs6000_init_hard_regno_mode_ok, rs6000_dbx_register_number):
2254 adjust to MQ_REGNO removal.
2255 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust
2257 (REG_ALLOC_ORDER): Adjust comment. Remove MQ from alloc order.
2258 (enum reg_class): Adjust comment. Delete MQ_REGS.
2259 (REG_CLASS_CONTENTS): Adjust.
2260 (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Adjust comment.
2261 * config/rs6000/rs6000.md: Delete MQ_REGNO.
2262 (movsi_internal1, movsi_internal1_single, movhi_internal,
2263 movqi_internal, movcc_internal1, movsf_hardfloat,
2264 movsf_softfloat): Delete the "q" alternative.
2265 (ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
2266 ctr<mode>_internal6): Delete "q" constraint.
2268 2012-07-27 Richard Guenther <rguenther@suse.de>
2270 * tree-into-ssa.c (def_blocks_p): New typedef.
2271 (insert_phi_nodes_compare_def_blocks): New function.
2272 (insert_phi_nodes): Do not walk over referenced vars, instead
2273 walk over recorded def_blocks, record relevant ones and sort
2274 them to avoid repeated hashtable lookups.
2276 2012-07-27 Richard Guenther <rguenther@suse.de>
2278 * doc/invoke.texi (min-virtual-mappings, virtual-mappings-ratio):
2279 Remove param documentation.
2280 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS,
2281 PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Remove.
2282 * tree-flow.h (mark_set_for_renaming): Remove.
2283 * tree-into-ssa.c (struct update_ssa_stats_d): Remove.
2284 (add_new_name_mapping): Remove bookkeeping code.
2285 (dump_update_ssa): Remove stats dumping code.
2286 (init_update_ssa): Remove stats allocation code.
2287 (delete_update_ssa): Remove stats freeing code.
2288 (mark_set_for_renaming): Remove.
2289 (switch_virtuals_to_full_rewrite_p): Likewise.
2290 (switch_virtuals_to_full_rewrite): Likewise.
2291 (update_ssa): Do not call switch_virtuals_to_full_rewrite.
2293 2012-07-27 Marek Polacek <polacek@redhat.com>
2295 * cgraphunit.c: Rename varpool_finalize_variable to
2296 varpool_finalize_decl in a comment.
2298 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
2300 * common/config/rs6000/rs6000-common.c (rs6000_handle_option):
2301 Delete code for -mno-power, -mpower, and -mpower2.
2302 * config/rs6000/aix43.h (NON_POWERPC_MASKS): Delete.
2303 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
2305 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
2306 * config/rs6000/aix51.h (NON_POWERPC_MASKS): Delete.
2307 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
2309 (ASM_CPU_SPEC): Delete support for POWER and POWER2.
2310 * config/rs6000/aix52.h (NON_POWERPC_MASKS): Delete.
2311 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
2313 (TARGET_POWER): Delete.
2314 * config/rs6000/aix53.h (NON_POWERPC_MASKS): Delete.
2315 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
2317 (TARGET_POWER): Delete.
2318 * config/rs6000/aix61.h (NON_POWERPC_MASKS): Delete.
2319 (SUBTARGET_OVERRIDE_OPTIONS): Delete check for POWER together
2321 (TARGET_POWER): Delete.
2322 * config/rs6000/darwin.h (TARGET_POWER): Delete.
2323 * config/rs6000/driver-rs6000.c (struct asm_names): Delete
2324 support for -mpower, -mpower2, and -mno-power.
2325 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros):
2327 (rs6000_cpu_cpp_builtins): Likewise.
2328 * config/rs6000/rs6000-cpus.def: Likewise.
2329 * config/rs6000/rs6000-tables.opt: Regenerate.
2330 * config/rs6000/rs6000.c (POWER_MASKS): Delete.
2331 (rs6000_option_override_internal): Adjust.
2332 (rs6000_conditional_register_usage): Adjust.
2333 (rs6000_emit_move): Adjust.
2334 (rs6000_common_init_builtins): Adjust.
2335 (rs6000_init_libfuncs): Adjust.
2336 (rs6000_output_function_prologue): Adjust.
2337 (rs6000_adjust_cost): Adjust.
2338 (struct rs6000_opt_masks): Delete MASK_POWER and MASK_POWER2.
2339 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
2341 (TARGET_DEFAULT): Adjust.
2342 (PROCESSOR_POWER): Delete.
2343 (SHIFT_COUNT_TRUNCATED): Adjust.
2344 * config/rs6000/rs6000.md (extendqisi2): Delete POWER support.
2345 (extendqisi2_power): Delete.
2346 (extendqisi2_no_power): Adjust.
2347 (extendqihi2, extendqihi2_power, extendqihi2_no_power):
2349 (sminsi3, smaxsi3, uminsi3, umaxsi3): Adjust.
2350 (anonymous doz insn patterns): Delete.
2352 (abssi2_power): Delete.
2353 (abssi2_nopower): Adjust.
2354 (nabs_power, nabs_nopower): Likewise.
2355 (mulsi3, mulsi3_mq, mulsi3_no_mq, mulsi3_mq_internal1):
2356 Likewise. Delete anonymous post-reload splitter.
2357 (mulsi3_no_mq_internal1): rename to...
2358 (mulsi3_internal1): New define_insn.
2359 (mulsi3_mq_internal2, mulsi3_no_mq_internal2, mulsi3_internal2):
2361 (divmodsi4, divmodsi4_internal, udiv<mode>3, udivsi3_mq,
2362 udivsi3_no_mq, udivsi3, div<mode>3, divsi3_mq, div<mode>3_no_mq,
2363 udivmodsi4_normal, udivmodsi4_tests, udivmodsi4): Likewise.
2364 (mulh_call, mull_call, divss_call, divus_call, quoss_call,
2365 quous_call): Likewise.
2366 (maskir_internal1, maskir_internal2, maskir_internal3,
2367 maskir_internal4, maskir_internal5, maskir_internal6,
2368 maskir_internal7, maskir_internal8): Delete.
2369 (ashlsi3, ashlsi3_power, ashlsi3_no_power): Adjust.
2370 (anonymous sl insn patterns): Delete.
2371 (lshrsi3, lshrsi3_power, lshrsi3_no_power): Adjust.
2372 (lshrsi3_64): Adjust.
2373 (anonymous sr insn patterns): Delete.
2374 (anonymous rrib insn patterns): Delete.
2375 (ashrsi3, ashrsi3_power, ashrsi3_no_power): Adjust.
2376 (anonymous sra insn patterns): Delete.
2377 (sqrtsf2, sqrtdf2, sqrtdf2_fpr): Adjust.
2378 (fix_trunc<mode>si2, fix_trunc<mode>si2_internal,
2379 fctiwz_<mode>): Adjust.
2380 (mulsidi3, mulsidi3_mq, mulsidi3_no_mq, umulsidi3, umulsidi3_mq,
2381 umulsidi3_no_mq, smulsi3_highpart, smulsi3_highpart_mq,
2382 smulsi3_highpart_no_mq, umulsi3_highpart, umulsi3_highpart_mq,
2383 umulsi3_highpart_no_mq): Adjust.
2384 (ashldi3_power, lshrdi3_power, ashrdi3_power): Delete.
2385 (ashrdi3_no_power, ashldi3, ashldi3_internal1,
2386 lshrdi3_internal1): Adjust.
2387 (fix_trunctfsi2, fix_trunctfsi2_fprs): Adjust.
2388 (movti_power): Delete.
2389 (movti_string): Adjust.
2390 (stmsi8, stmsi7, stmsi6, stmsi5, stmsi4, stmsi3): Adjust.
2391 (stmsi8_power, stmsi7_power, stmsi6_power, stmsi5_power,
2392 stmsi4_power, stmsi3_power): Delete.
2393 (anonymous movmemsi insn patterns): Adjust.
2394 (lfq_power2, stfq_power2): Delete.
2395 (eq<mode>, eq<mode>_compare): Adjust.
2396 (eqsi_power): Delete.
2398 (anonymous le, lt, ge, gt insn patterns): Delete.
2399 * config/rs6000/rs6000.opt (mpower, mno-power, mpower2): Delete.
2400 * config/rs6000/sysv4.h (TARGET_POWER): Delete.
2401 * config/rs6000/t-aix43 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2402 MULTILIB_MATCHES): Adjust.
2403 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
2404 -mpower, -mno-power, -mpower2, -mno-power2 documentation.
2405 Delete -mcpu=power and -mcpu=power2 documentation.
2407 2012-07-27 Segher Boessenkool <segher@kernel.crashing.org>
2409 * config/rs6000/601.md: New file.
2410 * config/rs6000/aix43.h (ASM_CPU_SPEC): Delete support for
2412 * config/rs6000/aix51.h (ASM_CPU_SPEC): Likewise.
2413 * config/rs6000/driver-rs6000.c (detect_processor_aix,
2414 struct asm_names): Likewise.
2415 * config/rs6000/rios1.md: Delete file.
2416 * config/rs6000/rios2.md: Delete file.
2417 * config/rs6000/rs6000-cpus.def: Delete definitions for RIOS
2419 * config/rs6000/rs6000-opts.h (enum processor_type): Delete
2420 PROCESSOR_RIOS1 and PROCESSOR_RIOS2.
2421 * config/rs6000/rs6000-tables.opt: Regenerated.
2422 * config/rs6000/rs6000.c (struct rios1_cost, struct rios2_cost):
2424 (rs6000_option_override_internal): Delete support for RIOS CPUs.
2425 (rs6000_conditional_register_usage): Adjust comment.
2426 (rs6000_issue_rate):Delete support for RIOS CPUs.
2427 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Delete support for
2429 (PROCESSOR_POWER): Change to PROCESSOR_PPC601.
2430 (PROCESSOR_DEFAULT): Change to PROCESSOR_PPC603.
2431 * config/rs6000/rs6000.md (define_attr "cpu"): Delete rios1
2433 (include "rios1.md", include "rios2.md"): Delete.
2434 (include "601.md"): New.
2435 * config/rs6000/rs6000.opt (enum rs6000_cpu): Default to
2437 * config/rs6000/t-aix43 (MULTILIB_MATCHES): Delete support
2439 * config/rs6000/t-rs6000 (MD_INCLUDES): Delete rios1.md and
2440 rios2.md . Add 601.md .
2442 2012-07-26 Richard Henderson <rth@redhat.com>
2444 * doc/extend.texi (attribute): Document hot/cold for labels.
2445 * predict.c (tree_estimate_probability_bb): Handle hot/cold
2446 attributes on user labels.
2447 * predict.def (PRED_HOT_LABEL, PRED_COLD_LABEL): New.
2449 2012-07-26 Andrew Jenner <andrew@codesourcery.com>
2450 Sandra Loosemore <sandra@codesourcery.com>
2452 * cse.c (find_comparison_args): Check for cycles of any length.
2454 2012-07-26 Nick Clifton <nickc@redhat.com>
2456 * config/mn10300/mn10300.c (REG_SAVE_BYTES): Delete.
2457 (mn10300_get_live_callee_saved_regs): If requested return a count
2458 of the number of bytes in the mask.
2459 (mn10300_expand_prologue): Add argument to invocation of
2460 mn10300_get_live_callee_regs.
2461 (mn10300_expand_epilogue): Compute reg_save_bytes by calling
2462 mn10300_get_live_callee_saved_regs.
2463 (mn10300_initial_offset): Likewise.
2464 * config/mn10300/mn10300-protos.h (mn10300_get_live_callee_saved_regs):
2466 * config/mn10300/mn10300.md (return_ret): Add argument to
2467 invocation of mn10300_get_live_callee_saved_regs.
2469 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
2472 * sel-sched-ir.c (cmp_v_in_regset_pool): Clarify logic, fix
2473 pointer difference check.
2475 2012-07-26 Bill Schmidt <wschmidt@linux.ibm.com>
2477 * tree-ssa-loop-ivopts.c (mbc_entry_hash): Remove.
2478 (mbc_entry_eq): Likewise.
2479 (mult_costs): Likewise.
2480 (cost_tables_exist): Likewise.
2481 (initialize_costs): Likewise.
2482 (finalize_costs): Likewise.
2483 (tree_ssa_iv_optimize_init): Remove call to initialize_costs.
2484 (add_regs_cost): Remove.
2485 (multiply_regs_cost): Likewise.
2486 (add_const_cost): Likewise.
2487 (extend_or_trunc_reg_cost): Likewise.
2488 (negate_reg_cost): Likewise.
2489 (struct mbc_entry): Likewise.
2490 (multiply_by_const_cost): Likewise.
2491 (get_address_cost): Change add_regs_cost calls to add_cost lookups;
2492 change multiply_by_const_cost to mult_by_coeff_cost.
2493 (force_expr_to_var_cost): Likewise.
2494 (difference_cost): Change multiply_by_const_cost to mult_by_coeff_cost.
2495 (get_computation_cost_at): Change add_regs_cost calls to add_cost
2496 lookups; change multiply_by_const_cost to mult_by_coeff_cost.
2497 (determine_iv_cost): Change add_regs_cost calls to add_cost lookups.
2498 (tree_ssa_iv_optimize_finalize): Remove call to finalize_costs.
2499 * tree-ssa-address.c (expmed.h): New #include.
2500 (most_expensive_mult_to_index): Change multiply_by_const_cost to
2502 * gimple-ssa-strength-reduction.c (expmed.h): New #include.
2503 (stmt_cost): Change to use mult_by_coeff_cost, mul_cost, add_cost,
2504 neg_cost, and convert_cost instead of IVOPTS interfaces.
2505 (execute_strength_reduction): Remove calls to initialize_costs and
2507 * expmed.c (struct init_expmed_rtl): Add convert rtx_def.
2508 (init_expmed_one_mode): Initialize convert rtx_def; initialize
2509 x_convert_cost for related modes.
2510 (mult_by_coeff_cost): New function.
2511 * expmed.h (NUM_MODE_INT): New #define.
2512 (struct target_expmed): Add x_convert_cost matrix.
2513 (set_convert_cost): New inline function.
2514 (convert_cost): Likewise.
2515 (mult_by_coeff_cost): New extern decl.
2516 * tree-flow.h (initialize_costs): Remove decl.
2517 (finalize_costs): Likewise.
2518 (multiply_by_const_cost): Likewise.
2519 (add_regs_cost): Likewise.
2520 (multiply_regs_cost): Likewise.
2521 (add_const_cost): Likewise.
2522 (extend_or_trunc_reg_cost): Likewise.
2523 (negate_reg_cost): Likewise.
2524 * Makefile.in (gimple-ssa-strength-reduction.o): Update dependencies.
2525 (tree-ssa-address.o): Update dependencies.
2527 2012-07-26 Steven Bosscher <steven@gcc.gnu.org>
2529 * bitmap.h: Add explanation of sparse set as linked-list bitmap.
2530 * sbitmap.h: Add explanation about non-sparse sets as simple bitmap.
2531 (TEST_BIT): Make a static inline function for stronger type checking.
2532 (SET_BIT): Don't handle sbitmaps with popcount.
2533 (RESET_BIT): Likewise.
2534 (SET_BIT_WITH_POPCOUNT): New, like SET_BIT but with popcount.
2535 (RESET_BIT_WITH_POPCOUNT): New, like RESET_BIT but with popcount.
2536 * ebitmap.c (ebitmap_clear_bit): Use SET_BIT_WITH_POPCOUNT and
2537 RESET_BIT_WITH_POPCOUNT on wordmask bitmaps.
2538 (ebitmap_set_bit, ebitmap_and_into, ebitmap_and, ebitmap_ior_into,
2539 ebitmap_and_compl_into, ebitmap_and_compl): Likewise.
2540 * sparseset.h: Add explanation of sparse set representation.
2542 2012-07-26 Richard Guenther <rguenther@suse.de>
2544 PR tree-optimization/54098
2545 * tree-vrp.c (vrp_visit_phi_node): Iterate once more if the
2546 original range was UNDEFINED.
2548 2012-07-26 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2550 * config/arm/neon.ml (ops): Fix regexp for vld1Q_dups64 and
2553 2012-07-26 Oleg Endo <olegendo@gcc.gnu.org>
2556 * config/sh/sh.opt (mzdcbranch): New option.
2557 * doc/invoke.texi: Document it.
2558 * config/sh/sh.md (negsi_cond): Use TARGET_ZDCBRANCH as condition
2559 instead of TARGET_HARD_SH4.
2560 * config/sh/sh.c (sh_option_override): Set TARGET_ZDCBRANCH as default
2561 for TARGET_HARD_SH4.
2563 2012-07-25 Oleg Endo <olegendo@gcc.gnu.org>
2566 * config/sh/predicates.md (shift_count_operand): Handle not-SHMEDIA
2568 (p27_shift_count_operand, not_p27_shift_count_operand): New predicates.
2569 * config/sh/sh.md (ashlsi3): Remove parallel and T_REG clobber
2570 from expander. Do not emit shift insn for not-SHMEDIA case.
2571 (ashlsi3_std): Replace with ...
2572 (ashlsi3_k, ashlsi3_d): ... these new insns.
2573 * config/sh/sh.c (gen_ashift): Make static. Add sanity checks.
2574 Emit ashlsi3_k insn instead of ashlsi3_std in ASHIFT case.
2575 (gen_ashift_hi): Make static.
2576 * config/sh/sh-protos.h (gen_ashift, gen_ashift_hi): Remove forward
2579 2012-07-25 Bharathi Seshadri <bseshadr@cisco.com>
2580 Jim Wilson <jimwilso@cisco.com>
2582 * config/arm/bpabi.h (BE8_LINK_SPEC): Set according to
2583 TARGET_BIG_ENDIAN_DEFAULT.
2585 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
2587 * gimple-low.c (lower_try_catch): New function.
2588 (lower_stmt) <GIMPLE_TRY>: Use it to lower GIMPLE_TRY_CATCH.
2589 <GIMPLE_CATCH>: Delete.
2590 <GIMPLE_EH_FILTER>: Likewise.
2592 2012-07-25 Eric Botcazou <ebotcazou@adacore.com>
2594 * expr.c (expand_expr_real_1): Do not expand operand #1 and #2
2595 of BIT_FIELD_REF for ignored results.
2596 * fold-const.c (fold_ternary_loc) <BIT_FIELD_REF>: Check that the
2597 CONSTRUCTOR has vector type before using vector accessors on it.
2598 * gimplify.c (gimplify_compound_lval): Do not gimplify operand #1 and
2599 #2 of BIT_FIELD_REF.
2600 (gimplify_expr) <BIT_FIELD_REF>: Likewise.
2601 * tree-nested.c (convert_nonlocal_reference_op) <BIT_FIELD_REF>: Do
2602 not process operand #1 and #2.
2603 (convert_local_reference_op): Likewise.
2604 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Remove superfluous
2606 <BIT_FIELD_REF>: Reuse operand #1 and #2 directly.
2607 * tree.c (stabilize_reference) <BIT_FIELD_REF>: Do not stabilize
2609 (UPDATE_FLAGS): Do not consider operand #2 of BIT_FIELD_REF.
2610 (build6_stat): Delete.
2611 * tree.h (build6_stat, build6, build6_stat_loc, build6_loc): Likewise.
2613 2012-07-25 Marc Glisse <marc.glisse@inria.fr>
2615 PR tree-optimization/30318
2616 * tree-vrp.c (extract_range_from_binary_expr_1) [PLUS_EXPR]:
2618 [MINUS_EXPR]: Merge with PLUS_EXPR.
2620 2012-07-25 Sandra Loosemore <sandra@codesourcery.com>
2621 Paul Brook <paul@codesourcery.com>
2624 * target.def (warn_func_return): New hook.
2625 * doc/tm.texi.in (TARGET_WARN_FUNC_RETURN): New hook.
2626 * doc/tm.texi: Regenerate.
2627 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2629 * ipa-pure-const.c (warn_function_noreturn): Check
2630 targetm.warn_func_return.
2631 * tree-cfg.c (execute_warn_function_return): Likewise.
2632 * config/spu/spu.c (spu_warn_func_return): New.
2633 (TARGET_WARN_FUNC_RETURN): Define.
2634 * config/rx/rx.c (rx_warn_func_return): New.
2635 (TARGET_WARN_FUNC_RETURN): Define.
2636 * config/avr/avr.c (avr_warn_func_return): New.
2637 (TARGET_WARN_FUNC_RETURN): Define.
2638 * config/arm/arm.c (arm_warn_func_return): New.
2639 (TARGET_WARN_FUNC_RETURN): Define.
2640 * config/mcore/mcore.c (mcore_warn_func_return): New.
2641 (TARGET_WARN_FUNC_RETURN): Define.
2642 (saved_warn_return_type, saved_warn_return_type_count): Remove.
2643 (mcore_reorg, mcore_handle_naked_attribute): Remove warn_return hack.
2645 2012-07-25 Siddhesh Poyarekar <siddhesh@redhat.com>
2647 * final.c [ASSEMBLER_DIALECT](do_assembler_dialects): New
2648 function to implement assembler dialects.
2649 (output_asm_insn): Use do_assembler_dialects.
2650 (asm_fprintf): Likewise.
2652 2012-07-25 Richard Henderson <rth@redhat.com>
2655 * libfuncs.h: Don't include optabs.h.
2656 (struct libfunc_entry): Use "int" for op, mode1, mode2 members.
2657 * optabs.c (hash_libfunc): Don't cast members to int.
2658 * Makefile.in (LIBFUNCS_H): Don't include OPTABS_H.
2660 2012-07-25 Dodji Seketeli <dodji@redhat.com>
2662 * basic-block.c: Fix typo in comment.
2664 2012-07-25 Kirill Yukhin <kirill.yukhin@intel.com>
2665 Michael Zolotukhin <michael.v.zolotukhin@intel.com>
2667 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PRFCHW_SET): New.
2668 (OPTION_MASK_ISA_PRFCHW_UNSET): Likewise.
2669 (ix86_handle_option): Handle mprfchw option.
2670 * config.gcc (i[34567]86-*-*): Add prfchwintrin.h.
2671 (x86_64-*-*): Likewise.
2672 * config/i386/prfchwintrin.h: New header.
2673 * config/i386/cpuid.h (bit_PRFCHW): New.
2674 (bit_BMI): Formatting fix.
2675 (bit_HLE): Likewise.
2676 (bit_RTM): Likewise.
2677 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
2679 * config/i386/i386-c.c: Define __PRFCHW__ if needed.
2680 * config/i386/i386.c (ix86_target_string): Define
2681 -mprfchw option. Formatting fixes.
2682 (PTA_HLE): Formatting fix.
2684 (ix86_option_override_internal): Handle new option.
2685 (ix86_valid_target_attribute_inner_p): Add OPT_mprfchw.
2686 * config/i386/i386.h (TARGET_PRFCHW): New.
2687 * config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW.
2688 * config/i386/i386.opt (mprfchw): New.
2689 * config/i386/mm3dnow.h: Move _m_prefetchw from here to prfchwintrin.h.
2690 * config/i386/x86intrin.h: Include prfchwintrin.h.
2692 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2694 * config/i386/i386.md (stack_protect_set): Disable the pattern
2695 for Android since Android libc (bionic) does not provide random
2696 value for stack protection guard at gs:0x14. Guard value
2697 will be provided from external symbol (default implementation).
2698 (stack_protect_set_<mode>): Likewise.
2699 (stack_protect_test): Likewise.
2700 (stack_protect_test_<mode>): Likewise.
2701 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2702 not have Bionic by default
2703 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2704 Macro OPTION_BIONIC is defined in this file and provides Bionic
2705 accessibility status
2707 2012-07-25 Steven Bosscher <steven@gcc.gnu.org>
2709 * gimple-pretty-print.c (gimple_dump_bb_buff): Call pp_flush.
2711 2012-07-25 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2714 * config.gcc (i[34567]86-*-linux* | ...): Add btver2.
2715 (case ${target}): Add btver2.
2716 * config/i386/driver-i386.c (host_detect_local_cpu): Let
2717 -march=native recognize btver2 processors.
2718 * config/i386/i386-c.c (ix86_target_macros_internal): Add
2719 btver2 def_and_undef
2720 * config/i386/i386.c (struct processor_costs btver2_cost): New
2722 (m_BTVER2): New definition.
2723 (m_AMD_MULTIPLE): Includes m_BTVER2.
2724 (initial_ix86_tune_features): Add btver2 tune.
2725 (processor_target_table): Add btver2 entry.
2726 (static const char *const cpu_names): Add btver2 entry.
2727 (software_prefetching_beneficial_p): Add btver2.
2728 (ix86_option_override_internal): Add btver2 instruction sets.
2729 (ix86_issue_rate): Add btver2.
2730 (ix86_adjust_cost): Add btver2.
2731 * config/i386/i386.h (TARGET_BTVER2): New definition.
2732 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver2.
2733 (enum processor_type): Add PROCESSOR_BTVER2.
2734 * config/i386/i386.md (define_attr "cpu"): Add btver2.
2736 2012-07-24 Bill Schmidt <wschmidt@linux.ibm.com>
2738 * doc/tm.texi: Regenerate.
2739 * targhooks.c (default_init_cost): Add prologue and epilogue costs.
2740 (default_add_stmt_cost): Likewise; also handle NULL stmt_info.
2741 (default_finish_cost): Add prologue and epilogue costs.
2742 * targhooks.h (default_add_stmt_cost): Change parameter list.
2743 (default_finish_cost): Likewise.
2744 * target.def (init_cost): Change documentation string.
2745 (add_stmt_cost): Change documentation string and parameter list.
2746 (finish_cost): Likewise.
2747 * target.h (vect_cost_model_location): New enum.
2748 * tree-vectorizer.h (struct _slp_tree): Remove cost substruct.
2749 (struct _slp_instance): Remove cost substruct; rename stmt_cost_vec
2751 (SLP_INSTANCE_OUTSIDE_OF_LOOP_COST): Remove.
2752 (SLP_INSTANCE_STMT_COST_VEC): Rename to SLP_INSTANCE_BODY_COST_VEC.
2753 (SLP_TREE_OUTSIDE_OF_LOOP_COST): Remove.
2754 (struct _vect_peel_extended_info): Rename stmt_cost_vec to
2756 (struct _stmt_vec_info): Remove cost substruct.
2757 (STMT_VINFO_OUTSIDE_OF_LOOP_COST): Remove.
2758 (stmt_vinfo_set_outside_of_loop_cost): Remove.
2759 (builtin_vectorization_cost): New function.
2760 (vect_get_stmt_cost): Change to use builtin_vectorization_cost.
2761 (add_stmt_cost): Change parameter list.
2762 (finish_cost): Likewise.
2763 (vect_model_simple_cost): Likewise.
2764 (vect_model_store_cost): Likewise.
2765 (vect_model_load_cost): Likewise.
2766 (record_stmt_cost): Likewise.
2767 (vect_get_load_cost): Likewise.
2768 (vect_get_known_peeling_cost): Likewise.
2769 * tree-vect-loop.c (vect_get_known_peeling_cost): Change parameter
2770 list; call record_stmt_cost for prologue and epilogue costs.
2771 (vect_estimate_min_profitable_iters): Call add_stmt_cost for
2772 prologue and epilogue costs; remove computation of vec_outside_cost;
2773 return vec_prologue_cost and vec_epilogue_cost from finish_cost.
2774 (vect_model_reduction_cost): Revise call to add_stmt_cost for body
2775 costs; call add_stmt_cost for prologue and epilogue costs.
2776 (vect_model_induction_cost): Revise call to add_stmt_cost for body
2777 costs; call add_stmt_cost for prologue costs.
2778 * tree-vect-data-refs.c (vect_get_data_access_cost): Change parameter
2779 list for function and arguments for calls to vect_get_load_cost and
2780 vect_get_store_cost.
2781 (vect_peeling_hash_get_lowest_cost): Change argument list for calls to
2782 vect_get_data_access_cost and vect_get_known_peeling_cost; use
2783 temporary vectors prologue_cost_vec and epilogue_cost_vec for the
2784 latter call and discard their results; rename stmt_cost_vec to
2785 body_cost_vec; correct possible storage leak for body_cost_vec.
2786 (vect_peeling_hash_choose_best_peeling): Rename stmt_cost_vec to
2788 (vect_enhance_data_refs_alignment): Rename stmt_cost_vec to
2789 body_cost_vec; add extra dummy parameter on calls to
2790 vect_get_data_access_cost; tolerate null si->stmt; add vect_body to
2791 argument list on call to add_stmt_cost.
2792 * tree-vect-stmts.c (record_stmt_cost): Change parameter list;
2793 rename stmt_cost_vec to body_cost_vec; tolerate null stmt_info; call
2794 builtin_vectorization_cost; add "where" parameter on call to
2796 (vect_model_simple_cost): Change parameter list; call record_stmt_cost
2797 for prologue costs; remove call to stmt_vinfo_set_outside_of_loop_cost;
2798 rename stmt_cost_vec to body_cost_vec.
2799 (vect_model_promotion_demotion_cost): Add vect_body argument to call
2800 to add_stmt_cost; call add_stmt_cost for prologue costs; remove call
2801 to stmt_vinfo_set_outside_of_loop_cost.
2802 (vect_model_store_cost): Change parameter list; call record_stmt_cost
2803 for prologue costs; add vect_body argument to call to record_stmt_cost;
2804 rename stmt_cost_vec to body_cost_vec; remove call to
2805 stmt_vinfo_set_outside_of_loop_cost.
2806 (vect_get_store_cost): Rename stmt_cost_vec to body_cost_vec; add
2807 vect_body argument to calls to record_stmt_cost.
2808 (vect_model_load_cost): Change parameter list; rename stmt_cost_vec to
2809 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
2810 remove call to stmt_vinfo_set_outside_of_loop_cost.
2811 (vect_get_load_cost): Change parameter list; rename stmt_cost_vec to
2812 body_cost_vec; add vect_body argument to calls to record_stmt_cost;
2813 call record_stmt_cost for prologue costs.
2814 (vectorizable_store): Change argument list for call to
2815 vect_model_store_cost.
2816 (vectorizable_load): Change argument list for call to
2817 vect_model_load_cost.
2818 (new_stmt_vec_info): Remove assignment to
2819 STMT_VINFO_OUTSIDE_OF_LOOP_COST.
2820 * config/spu/spu.c (spu_init_cost): Add prologue and epilogue costs.
2821 (spu_add_stmt_cost): Likewise; also handle NULL stmt_info.
2822 (spu_finish_cost): Add prologue and epilogue costs.
2823 * config/i386/i386.c (i386_init_cost): Add prologue and epilogue costs.
2824 (i386_add_stmt_cost): Likewise; also handle NULL stmt_info.
2825 (i386_finish_cost): Add prologue and epilogue costs.
2826 * config/rs6000/rs6000.c (rs6000_init_cost): Add prologue and epilogue
2828 (rs6000_add_stmt_cost): Likewise; also handle NULL stmt_info.
2829 (rs6000_finish_cost): Add prologue and epilogue costs.
2830 * tree-vect-slp.c (vect_free_slp_instance): Rename
2831 SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC.
2832 (vect_create_new_slp_node): Remove assignment to
2833 SLP_TREE_OUTSIDE_OF_LOOP_COST.
2834 (vect_get_and_check_slp_defs): Change parameter list; change argument
2835 lists to calls to vect_model_store_cost and vect_model_simple_cost.
2836 (vect_build_slp_tree): Change parameter list; change argument lists
2837 to calls to vect_model_load_cost, vect_get_and_check_slp_defs, and
2838 recursive self-calls; remove setting of outside_cost from
2839 SLP_TREE_OUTSIDE_OF_LOOP_COST; add vect_body argument to call to
2841 (vect_analyze_slp_instance): Rename stmt_cost_vec to body_cost_vec;
2842 rename SLP_INSTANCE_STMT_COST_VEC to SLP_INSTANCE_BODY_COST_VEC;
2843 remove assignment to SLP_INSTANCE_OUTSIDE_OF_LOOP_COST; record SLP
2845 (vect_bb_vectorization_profitable_p): Rename stmt_cost_vec to
2846 body_cost_vec; handle null ci->stmt; add vect_body argument to call
2847 to add_stmt_cost; simplify calls to targetm.vectorize.
2848 builtin_vectorization_cost; return vec_prologue_cost and
2849 vec_epilogue_cost from finish_cost.
2850 (vect_update_slp_costs_according_to_vf): Rename stmt_cost_vec to
2851 body_cost_vec; add vect_body argument to call to add_stmt_cost.
2853 2012-07-24 Richard Henderson <rth@redhat.com>
2855 * system.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Poison.
2856 * config/cris/cris.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
2857 * config/h8300/h8300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
2858 * config/mn10300/mn10300.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
2859 * config/rs6000/rs6000.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove
2861 * config/v850/v850.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
2862 * config/v850/v850.md (fixuns_truncsfsi2, fixuns_truncdfsi2): New.
2863 (fix_truncsfsi2, fix_truncdfsi2): Avoid double FIX.
2864 * config/vax/vax.h (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
2865 * config/vax/vax.md (fixuns_trunc<VAXfp><VAXint>): New.
2866 * doc/tm.texi.in (FIXUNS_TRUNC_LIKE_FIX_TRUNC): Remove.
2867 * doc/tm.texi: Rebuild.
2869 2012-07-24 Richard Henderson <rth@redhat.com>
2871 * optabs.def: New file.
2872 * Makefile.in (OPTABS_H): Add insn-opinit.h.
2873 (MOSTLYCLEANFILES): Likewise.
2874 (insn-opinit.o): Remove reload.h
2875 (simple_rtl_generated_c): Remove insn-opinit.c.
2876 (s-opinit): New rule.
2877 (build/genopinit.o): Add optabs.def.
2878 * genopinit.c (rtx_upname): New.
2879 (optabs): Extract to optabs.def
2880 (enum optab_tag, struct optab_def_d, optabs): New.
2881 (struct pattern_d, patterns): New.
2882 (match_pattern): Split out from ...
2883 (gen_insn): ... here. Push matches on patterns vec.
2884 (pattern_cmp, optab_kind_cmp, optab_rcode_cmp): New.
2885 (header_file_name, source_file_name, handle_arg): New.
2886 (open_outfile): New.
2887 (main): Sort and emit new tables. Generate lookup_handler,
2888 raw_optab_handler, swap_optab_enable.
2889 * libfuncs.h (libfunc_entry): Change "size_t optab" to "optab op".
2890 * optabs.c (code_to_optab_): Remove.
2891 (hash_libfunc): Update for optab name change.
2892 (eq_libfunc): Likewise.
2893 (convert_optab_libfunc): Update computation of optab member;
2894 use the new convlib_def table.
2895 (optab_libfunc): Similarly.
2896 (set_optab_libfunc, set_conv_libfunc): Likewise.
2897 (sign_expand_binop): Use swap_optab_enable instead of fake optabs.
2898 (init_insn_codes, init_optab, init_optabv, init_convert_optab): Remove.
2899 (init_optabs): Don't call them; export the data to optabs.def.
2900 (gen_int_libfunc, gen_fp_libfunc): Export non-static.
2901 (gen_fixed_libfunc, gen_signed_fixed_libfunc): Likewise.
2902 (gen_unsigned_fixed_libfunc, gen_int_fp_libfunc): Likewise.
2903 (gen_intv_fp_libfunc, gen_int_fp_fixed_libfunc): Likewise.
2904 (gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc): Likewise.
2905 (gen_int_signed_fixed_libfunc): Likewise.
2906 (gen_int_unsigned_fixed_libfunc): Likewise.
2907 (gen_interclass_conv_libfunc, gen_int_to_fp_conv_libfunc): Likewise.
2908 (gen_ufloat_conv_libfunc): Likewise.
2909 (gen_int_to_fp_nondecimal_conv_libfunc): Likewise.
2910 (gen_fp_to_int_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
2911 (gen_trunc_conv_libfunc, gen_extend_conv_libfunc): Likewise.
2912 (gen_fract_conv_libfunc, gen_fractuns_conv_libfunc): Likewise.
2913 (gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): Likewise.
2914 (debug_optab_libfuncs): Update for optab representation change.
2915 * optabs.h: Include insn-opinit.h.
2916 (optab, convert_optab, direct_optab): New typedefs.
2917 (struct optab_handlers, struct widening_optab_handlers): Remove.
2918 (struct optab_libcall_d): Rename from optab_d; remove code_,
2919 handlers, widening members.
2920 (struct convert_optab_libcall_d): Rename from convert_optab_d;
2921 remove code_ and handlers members.
2922 (enum optab_index, enum convert_optab_index): Remove.
2923 (enum direct_optab_index): Remove.
2924 (code_to_optab_): Fix array range.
2925 (optab_to_code): Covert to inline function.
2926 (optab_to_code_, convlib_def, normlib_def): Declare.
2927 (raw_optab_handler, swap_optab_enable): Declare.
2928 (unknown_optab): Remove; export to optabs.def
2929 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2930 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2931 ssashl_optab, usashl_optab, add_optab, sub_optab, smul_optab,
2932 addv_optab, subv_optab, smul_highpart_optab, umul_highpart_optab,
2933 smul_widen_optab, umul_widen_optab, usmul_widen_optab,
2934 smadd_widen_optab, umadd_widen_optab, ssmadd_widen_optab,
2935 usmadd_widen_optab, smsub_widen_optab, umsub_widen_optab,
2936 ssmsub_widen_optab, usmsub_widen_optab, sdiv_optab, smulv_optab,
2937 sdivv_optab, sdivmod_optab, udiv_optab, udivmod_optab, smod_optab,
2938 umod_optab, fmod_optab, remainder_optab, ftrunc_optab, and_optab,
2939 ior_optab, xor_optab, ashl_optab, lshr_optab, ashr_optab, rotl_optab,
2940 rotr_optab, vashl_optab, vlshr_optab, vashr_optab, vrotl_optab,
2941 vrotr_optab, smin_optab, smax_optab, umin_optab, umax_optab, pow_optab,
2942 atan2_optab, fma_optab, fms_optab, fnma_optab, fnms_optab, mov_optab,
2943 movstrict_optab, movmisalign_optab, storent_optab, neg_optab,
2944 negv_optab, abs_optab, absv_optab, one_cmpl_optab, bswap_optab,
2945 ffs_optab, clz_optab, ctz_optab, clrsb_optab, popcount_optab,
2946 parity_optab, sqrt_optab, sincos_optab, sin_optab, asin_optab,
2947 cos_optab, acos_optab, exp_optab, exp10_optab, exp2_optab, expm1_optab,
2948 ldexp_optab, scalb_optab, significand_optab, logb_optab, ilogb_optab,
2949 log_optab, log10_optab, log2_optab, log1p_optab, floor_optab,
2950 ceil_optab, btrunc_optab, round_optab, nearbyint_optab, rint_optab,
2951 tan_optab, atan_optab, copysign_optab, signbit_optab, isinf_optab,
2952 cmp_optab, ucmp_optab, eq_optab, ne_optab, gt_optab, ge_optab,
2953 lt_optab, le_optab, unord_optab, strlen_optab, cbranch_optab,
2954 cmov_optab, cstore_optab, ctrap_optab, push_optab, addcc_optab,
2955 reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
2956 reduc_splus_optab, reduc_uplus_optab, ssum_widen_optab,
2957 usum_widen_optab, sdot_prod_optab, udot_prod_optab, vec_set_optab,
2958 vec_extract_optab, vec_init_optab, vec_shl_optab, vec_shr_optab,
2959 vec_realign_load_optab, vec_widen_umult_hi_optab,
2960 vec_widen_umult_lo_optab, vec_widen_smult_hi_optab,
2961 vec_widen_smult_lo_optab, vec_widen_umult_even_optab,
2962 vec_widen_umult_odd_optab, vec_widen_smult_even_optab,
2963 vec_widen_smult_odd_optab, vec_widen_ushiftl_hi_optab,
2964 vec_widen_ushiftl_lo_optab, vec_widen_sshiftl_hi_optab,
2965 vec_widen_sshiftl_lo_optab, vec_unpacks_hi_optab, vec_unpacks_lo_optab,
2966 vec_unpacku_hi_optab, vec_unpacku_lo_optab, vec_unpacks_float_hi_optab,
2967 vec_unpacks_float_lo_optab, vec_unpacku_float_hi_optab,
2968 vec_unpacku_float_lo_optab, vec_pack_trunc_optab, vec_pack_ssat_optab,
2969 vec_pack_usat_optab, vec_pack_sfix_trunc_optab,
2970 vec_pack_ufix_trunc_optab, powi_optab, sync_compare_and_swap_optab,
2971 sync_lock_test_and_set_optab, sync_old_add_optab, sync_old_sub_optab,
2972 sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab,
2973 sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab,
2974 sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab,
2975 sync_new_nand_optab, sext_optab, zext_optab, trunc_optab, sfix_optab,
2976 ufix_optab, sfixtrunc_optab, ufixtrunc_optab, sfloat_optab,
2977 ufloat_optab, lrint_optab, lround_optab, lfloor_optab, lceil_optab,
2978 fract_optab, fractuns_optab, satfract_optab, satfractuns_optab,
2979 vec_load_lanes_optab, vec_store_lanes_optab, vcond_optab, vcondu_optab,
2980 movcc_optab, reload_in_optab, reload_out_optab, movmem_optab,
2981 setmem_optab, cmpstr_optab, cmpstrn_optab, cmpmem_optab,
2982 sync_lock_release_optab, sync_add_optab, sync_sub_optab,
2983 sync_ior_optab, sync_and_optab, sync_xor_optab, sync_nand_optab,
2984 atomic_exchange_optab, atomic_compare_and_swap_optab,
2985 atomic_load_optab, atomic_store_optab, atomic_add_fetch_optab,
2986 atomic_sub_fetch_optab, atomic_and_fetch_optab,
2987 atomic_nand_fetch_optab, atomic_xor_fetch_optab, atomic_or_fetch_optab,
2988 atomic_fetch_add_optab, atomic_fetch_sub_optab, atomic_fetch_and_optab,
2989 atomic_fetch_nand_optab, atomic_fetch_xor_optab, atomic_fetch_or_optab,
2990 atomic_add_optab, atomic_sub_optab, atomic_and_optab,
2991 atomic_nand_optab, atomic_xor_optab, atomic_or_optab,
2992 atomic_always_lock_free_optab, atomic_is_lock_free_optab,
2993 atomic_thread_fence_optab, atomic_signal_fence_optab,
2994 vec_perm_optab, vec_perm_const_optab): Likewise.
2995 (struct target_optabs): Remove x_optab_table, x_convert_optab_table,
2996 and x_direct_optab_table members; add pat_enable.
2997 (optab_table, convert_optab_table, direct_optab_table): Remove.
2998 (optab_handler): Use raw_optab_handler.
2999 (widening_optab_handler, convert_optab_handler): Likewise.
3000 (set_optab_handler, set_widening_optab_handler): Remove.
3001 (set_convert_optab_handler, set_direct_optab_handler): Remove.
3002 (direct_optab_handler): Defer to optab_handler.
3003 * rtl.h (NON_GENERATOR_NUM_RTX_CODE): New.
3005 2012-07-24 Jason Merrill <jason@redhat.com>
3007 * bitmap.c (bitmap_descriptor): Adjust order of parameters to
3008 match MEM_STAT_DECL.
3009 * statistics.h (ALONE_FINAL_MEM_STAT_DECL): Correct typo.
3011 2012-07-24 Richard Henderson <rth@redhat.com>
3013 * optabs.h (struct optab_d): Rename code member to code_.
3014 (struct convert_optab_h): Likewise.
3015 (code_to_optab_): Rename from code_to_optab.
3016 (code_to_optab, optab_to_code): New.
3017 * dojump.c (do_compare_rtx_and_jump): Use code_to_optab.
3018 * ifcvt.c (noce_emit_move_insn): Likewise.
3019 * optabs.c (simplify_expand_binop): Use optab_to_code.
3020 (expand_simple_binop, shift_optab_p, commutative_optab_p): Likewise.
3021 (avoid_expensive_constant, expand_binop_directly): Likewise.
3022 (expand_binop, expand_simple_unop, expand_unop_direct): Likewise.
3023 (expand_unop, prepare_float_lib_cmp, expand_fixed_convert): Likewise.
3024 (have_insn_for, debug_optab_libfuncs): Likewise.
3025 (init_optab, init_optabv, init_convert_optab): Update for optab
3028 * libfuncs.h: Include optabs.h.
3029 * dwarf2out.c, lto-streamer.in.c: Don't include libfuncs.h.
3030 * Makefile.in (LIBFUNCS_H): Add OPTABS_H.
3031 (lto-streamer-in.o, dwarf2out.o): Update deps.
3033 * optabs.h (unknown_optab): New.
3034 * builtins.c (interclass_mathfn_icode): Use it.
3035 * dojump.c (do_compare_rtx_and_jump): Likewise.
3036 * optabs.c (optab_for_tree_code, expand_binop): Likewise.
3037 * tree-vect-generic.c (add_rshift, expand_vector_divmod): Likewise.
3038 (expand_vector_operations_1): Likewise.
3039 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
3040 * tree-vect-stmts.c (supportable_narrowing_operation): Likewise.
3042 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
3044 * alloc-pool.c (create_alloc_pool): Fix ENABLE_CHECKING check.
3046 2012-07-24 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3049 * config/arm/arm.c (arm_print_operand_address): Remove superfluous
3051 * config/arm/neon.md ("neon_vld3_lane<mode>":VD): Remove alignment
3053 ("neon_vld3_lane<mode>":VMQ): Likewise.
3054 ("neon_vld3_dup<mode>":VDX): Likewise.
3055 ("neon_vst3_lane<mode>":VD): Likewise.
3056 ("neon_vst3_lane<mode>":VMQ): Likewise.
3058 2012-07-24 Roland McGrath <mcgrathr@google.com>
3060 * arm.c (arm_get_frame_offsets): Don't use fixed regs for
3061 stack alignment padding.
3063 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
3066 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
3067 negative constant address for TARGET_X32 ...
3068 (ix86_decompose_address): ... here. Reject constant addresses
3069 that don't satisfy x86_64_immediate_operand predicate.
3071 2012-07-24 Julian Brown <julian@codesourcery.com>
3073 * doc/sourcebuild.texi (arm_hf_eabi): Document effective-target check.
3075 2012-07-24 Steven Bosscher <steven@gcc.gnu.org>
3077 * sbitmap.h (SBITMAP_ELT_BITS): Use "1u" trick as for BITMAP_WORD_BITS.
3078 Move test to check that there is a popcount function for the the number
3079 of bits in SBITMAP_ELT_BITS to sbitmap.c.
3080 * sbitmap.c: Test SBITMAP_ELT_BITS, not HOST_BITS_PER_WIDEST_FAST_INT.
3081 MEM_STAT_INFO): Define in terms of their ALONE counterparts.
3083 * configure.ac (GATHER_STATISTICS): Always define, non-zero if enabled.
3084 * configure: Regenerate.
3085 * statistics.h (GATHER_STATISTICS): Error out if it is not defined.
3086 (GCC_MEM_STAT_ARGUMENTS): New define.
3087 (ALONE_MEM_STAT_DECL): Define in terms of GCC_MEM_STAT_ARGUMENTS.
3088 (ALONE_FINAL_MEM_STAT_DECL, ALONE_FINAL_PASS_MEM_STAT): New defines.
3089 (MEM_STAT_DECL, FINAL_MEM_STAT_DECL, PASS_MEM_STAT,
3090 FINAL_PASS_MEM_STAT): Define.
3091 * ggc-internal.h (ggc_record_overhead): Use FINAL_MEM_STAT_DECL.
3092 * ggc.h (ggc_record_overhead, ggc_free_overhead,
3093 ggc_prune_overhead_list): Remove internal prototypes, they are defined
3094 already in ggc-internal.h.
3095 * ggc-common.c (struct loc_descriptor): Remove #ifdef GATHER_STATISTICS
3097 (add_statistics): Likewise.
3098 (dump_ggc_loc_statistics): Likewise. Return if GATHER_STATISTICS is 0.
3099 * ggc-zone.c (struct page_entry): Remove #ifdef GATHER_STATISTICS
3100 wrappers around "survived" and "stats" members.
3101 (alloc_large_page): Always initialize survived.
3102 (ggc_internal_alloc_zone_stat): Likewise.
3103 Remove #ifdef GATHER_STATISTICS wrappers. Record overhead if
3104 GATHER_STATISTICS is non-0.
3105 (ggc_free): Convert #ifdef GATHER_STATISTICS to if-code.
3106 (sweep_pages): Always increase survived.
3107 (ggc_collect_1): Convert #ifdef GATHER_STATISTICS to if-code.
3108 (calculate_average_page_survival): Always define.
3109 (ggc_collect): Convert #ifdef GATHER_STATISTICS to if-code.
3110 (ggc_print_statistics): Likewise.
3111 (ggc_pch_read): Likewise.
3112 * ggc-page.c (struct globals): Always define "stats" member.
3113 (ggc_internal_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
3114 (ggc_free): Likewise.
3115 (ggc_collec): Likewise.
3116 (ggc_print_statistics): Likewise.
3117 * bitmap.h (struct bitmap_head_def): Always define "desc" member.
3118 (bitmap_initialize_stat): Convert #ifdef GATHER_STATISTICS to if-code.
3119 * gimple.h (enum gimple_alloc_kind): Always define.
3120 (gimple_alloc_kind): Likewise.
3121 * tree-flow.h (phinodes_print_statistics): Always define.
3122 (ssanames_print_statistics): Likewise.
3123 * vec.h (vec_heap_free): Always define.
3124 (VEC_stack_alloc): Define if GATHER_STATISTICS is non-0.
3125 * alloc-pool.c (alloc_pool_descriptor): Always define.
3126 (create_alloc_pool): Convert #ifdef GATHER_STATISTICS to if-code.
3127 (empty_alloc_pool): Likewise.
3128 (pool_alloc): Likewise.
3129 (pool_free): Likewise.
3130 (dump_alloc_pool_statistics): Likewise.
3131 (print_statistics): Always define.
3132 * bitmap.c (struct bitmap_descriptor): Always define.
3133 (bitmap_register): Pass ALONE_FINAL_PASS_MEM_STAT.
3134 (register_overhead): Always define.
3135 (bitmap_element_free): Convert #ifdef GATHER_STATISTICS to if-code.
3136 (bitmap_element_allocate): Likewise.
3137 (bitmap_elt_clear_from): Likewise.
3138 (bitmap_obstack_alloc_stat): Likewise.
3139 (bitmap_gc_alloc_stat): Likewise.
3140 (bitmap_obstack_free): Likewise.
3141 (bitmap_find_bit): Likewise.
3142 (bitmap_ior_and_into): Likewise.
3143 (bitmap_print): Likewise.
3144 (dump_bitmap_statistics): Likewise. Return if GATHER_STATISTICS is 0.
3145 * gimple.c (gimple_alloc_counts, gimple_alloc_sizes): Always define.
3146 (gimple_alloc_kind_names): Likewise.
3147 (gimple_alloc_stat): Convert #ifdef GATHER_STATISTICS to if-code.
3148 (dump_gimple_statistics): Likewise. Return if GATHER_STATISTICS is 0.
3149 * rtl.c (rtx_alloc_counts, rtx_alloc_sizes, rtvec_alloc_counts,
3150 rtvec_alloc_sizes): Always define.
3151 (rvec_alloc): Convert #ifdef GATHER_STATISTICS to if-code.
3152 (rtx_alloc_stat): Likewise.
3153 (dump_rtx_statistics): Likewise. Return if GATHER_STATISTICS is 0.
3154 * tree.c (_obstack_allocated_p, tree_code_counts, tree_node_counts,
3155 tree_node_sizes, tree_node_kind_names): Always define.
3156 (record_node_allocation_statistics): Convert #ifdef GATHER_STATISTICS
3158 (type_hash_canon): Likewise.
3159 (dump_tree_statistics): Likewise.
3160 * tree-ssanames.c (ssa_name_nodes_reused, ssa_name_nodes_created):
3162 (ssanames_print_statistics): Likewise.
3163 (make_ssa_name_fn): Convert #ifdef GATHER_STATISTICS to if-code.
3164 * tree-phinodes.c (phi_nodes_reused, phi_nodes_created): Always define.
3165 (phinodes_print_statistics): Likewise.
3166 (allocate_phi_node): Convert #ifdef GATHER_STATISTICS to if-code.
3167 * vec.c (struct vec_descriptor): Always define.
3168 (hash_descriptor, eq_descriptor, ptr_hash_entry, hash_ptr, eq_ptr,
3169 vec_descriptor, rester_overhead, free_overhead): Likewise.
3170 (cmp_statistic): Likewise.
3171 (vec_heap_free): Convert #ifdef GATHER_STATISTICS to if-code.
3172 (vec_heap_o_reserve_1): Likewise.
3173 (dump_vec_loc_statistics): Likewise.
3175 2012-07-24 Richard Guenther <rguenther@suse.de>
3177 PR tree-optimization/53616
3178 * tree-loop-distribution.c (ldist_gen): Do not change
3179 partition ordering when merging partitions.
3181 2012-07-24 Alan Modra <amodra@gmail.com>
3185 * config/rs6000/constraints.md (Y): Use mem_operand_gpr.
3186 * config/rs6000/predicates.md (word_offset_memref_operand): Delete.
3187 Adjust all rs6000_legitimate_offset_address_p calls.
3188 * config/rs6000/rs6000-protos.h (mem_operand_gpr): Declare.
3189 (rs6000_secondary_reload_gpr): Declare.
3190 (rs6000_legitimate_offset_address_p): Update prototype.
3191 (rs6000_offsettable_memref_p): Delete.
3192 (rs6000_secondary_reload_ppc64): Delete.
3193 * config/rs6000/rs6000.c (address_offset): New function.
3194 (mem_operand_gpr): Likewise.
3195 (rs6000_legitimate_offset_address_p): Add worst_case param. When
3196 not worst_case assume class of regs with least restrictive offsets.
3198 (legitimate_lo_sum_address_p): Simplify register mode tests.
3199 (rs6000_legitimize_address): Likewise. Assume best case offset
3200 addressing. Combine ELF and MACHO lo_sum code.
3201 (rs6000_mode_dependent_address): Correct offset addressing limits.
3202 (rs6000_offsettable_memref_p): Make static, add reg_mode param.
3203 Use reg_mode to help rs6000_legitimate_offset_address_p.
3204 (rs6000_secondary_reload): Use address_offset. Handle 32-bit multi
3205 gpr load/store when offset too large.
3206 (rs6000_secondary_reload_gpr): Renamed rs6000_secondary_reload_ppc64.
3207 (rs6000_split_multireg_move): Adjust rs6000_offsettable_memref_p calls.
3208 * config/rs6000/rs6000.md (movdf_hardfloat32): Use 'Y' constraint
3209 for gpr load/store. Order alternatives as r->Y,Y->r,r->r and
3210 d->m,m->d,d->d. Correct size of gpr load/store.
3211 (movdf_softfloat32): Use 'Y' constraint for gpr load/store. Order
3213 (movti_ppc64): Likewise.
3214 (movdi_internal32): Likewise. Also disparage fprs.
3215 (movdi_mfpgpr, movdi_internal64): Likewise.
3216 (movtf_internal): Use 'm' for fpr load/store. Order alternatives.
3217 (movtf_softfloat): Order alternatives.
3218 (extenddftf2_internal): Use 'm' and 'Y' for store.
3219 (movti_power, movti_string): Use 'Y' for gpr load/store. Order.
3220 (stack_protect_setdi, stack_protect_testdi): Likewise.
3221 (movdf_hardfloat64_mfpgpr, movdf_hardfloat64): Order alternatives.
3222 (movdf_softfloat64): Likewise.
3223 (reload_<mode>_store): Adjust reload_di_store to provide
3224 reload_si_store as well.
3225 (reload_<mode>_load): Likewise.
3227 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
3230 * config/sh/predicates.md (general_movsrc_operand,
3231 general_movdst_operand): Reject T_REG.
3232 * config/sh/sh.md (*extendqisi2_compact_reg, *extendhisi2_compact_reg,
3233 movsi_i, movsi_ie, movsi_i_lowpart, *movqi_reg_reg, *movhi_reg_reg):
3234 Remove T_REG alternatives.
3235 (*negtstsi): New insn.
3237 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
3240 * config/sh/sh.md (mulsf3_ie): Delete.
3241 (mulsf3_i4): Rename to mulsf3_i.
3242 (mulsf3): Emit mulsf3_i insn.
3244 2012-07-23 Oleg Endo <olegendo@gcc.gnu.org>
3246 * config/sh/sh.md (addc1, subc1): Delete.
3247 (adddi3_compact): Use addc instead of addc1.
3248 (subdi3_compact): Use subc instead of subc1.
3250 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3252 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
3253 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
3254 split_cost argument signed.
3255 (ix86_avoid_lea_for_add): Cleanup.
3256 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
3257 (ix86_avoid_lea_for_addr): Ditto. Make split_cost signed.
3258 Use gen_lowpart instead of gen_rtx_SUBREG. Cleanup.
3260 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
3262 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
3264 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3267 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
3268 * config/i386/i386.c (ix86_print_operand_address): Ditto.
3269 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
3270 addresses. Prevent zero extensions of CONST_INT operands.
3272 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
3274 * sbitmap.h (struct int_list): Remove.
3275 (sbitmap_intersect_of_predsucc, sbitmap_union_of_predsucc):
3276 Remove prototypes of non-existing function.
3277 (sbitmap_intersect_of_predecessors, sbitmap_intersect_of_successors,
3278 sbitmap_union_of_predecessors, sbitmap_union_of_successors): Remove
3280 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
3281 sbitmap_union_of_succs, sbitmap_union_of_preds): Move prototypes to...
3282 * basic-block.h: ... here.
3283 * sbitmap.c: Do not include basic-block.h.
3284 (sbitmap_intersection_of_succs, sbitmap_intersection_of_preds,
3285 sbitmap_union_of_succs, sbitmap_union_of_preds): Move functions to...
3286 * cfganal.c: ... here.
3287 * bt-load.c (compute_out, link_btr_uses): Update for above changes.
3288 * gcse.c (compute_code_hoist_vbeinout): Likewise.
3289 * lcm.c (compute_antinout_edge, compute_available): Likewise.
3290 * Makefile.in: Fix sbitmap.o dependencies.
3292 2012-07-23 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3293 Nick Clifton <nickc@redhat.com>
3295 * config/frv/frv-protos.h (frv_ifcvt_machdep_init): Prototype.
3296 * config/frv/frv.c (frv_ifcvt_machdep_init): Change type of
3297 (unused) parameter to void *.
3299 2012-07-23 Richard Guenther <rguenther@suse.de>
3301 * tree-ssa-alias.c (dump_alias_info): Walk over local decls
3302 instead of referenced vars.
3304 2012-07-23 Steven Bosscher <steven@gcc.gnu.org>
3306 * coverage.c: Refer to "notes file" instead of "graph file"
3307 in all comments. Explain history of bbg prefix.
3308 * gcov-io.h: Likewise.
3310 (find_source): Likewise in fnotice.
3311 (read_graph_file): Likewise.
3312 (read_count_file): Likewise.
3313 * doc/gcov.texi: Document -fprofile-dir flag. Add "notes file"
3314 and "data file" explicitly in the explanation of the files.
3316 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
3318 PR tree-optimization/53881
3319 * tree-cfg.c (group_case_labels_stmt): Look up the basic block
3320 for each label and compare them instead of labels.
3322 2012-07-22 Steven Bosscher <steven@gcc.gnu.org>
3324 * opts.c (common_handle_option): Do not set
3325 flag_value_profile_transformations for -fprofile-generate.
3326 * profile.c (instrument_values): Use COUNTER_FOR_HIST_TYPE.
3327 (BB_TO_GCOV_INDEX): Remove.
3328 (output_location): Don't use it.
3329 (branch_prob): Likewise. Don't fiddle with the index of
3330 ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR. Use clear_aux_for_blocks.
3331 (find_spanning_tree):
3332 * gcov.c (struct function_info): Document that blocks 0 and 1
3333 are the entry resp. exit blocks in gcov, too, like in GCC itself.
3334 (solve_flow_graph): Use ENTRY_BLOCK and EXIT_BLOCK for special
3335 blocks identification.
3336 (output_lines): Likewise.
3337 * value-prof.c (gimple_value_profile_transformations): Do not
3338 test flag_value_profile_transformations again.
3339 (gimple_ic_transform): Take a gimple_stmt_iterator like all other
3340 transformation functions.
3341 (gimple_values_to_profile):
3342 Don't test flag_value_profile_transformations
3343 * tree-profile.c (tree_profiling): Assert that the cgraph is in
3344 the CGRAPH_STATE_IPA_SSA state.
3345 Do not set, or look at, after_tree_profile.
3346 * function.h (struct function): Remove after_tree_profile bit.
3347 * omp-low.c (expand_omp_taskreg): Don't set after_tree_profile.
3348 * tree-inline.c (initialize_cfun): Don't copy it.
3349 * lto-streamer-out.c (output_struct_function_base): Don't stream it.
3350 * lto-streamer-in.c (input_struct_function_base): Likewise.
3352 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
3354 * config/sh/sh.h (TARGET_DYNSHIFT): New macro.
3355 (SH_DYNAMIC_SHIFT_COST): Use it.
3356 * config/sh/sh.c (expand_ashiftrt, shl_sext_kind): Likewise.
3357 (sh_dynamicalize_shift_p): Add TARGET_DYNSHIFT condition.
3358 Add sanity check for input value. Add function description.
3359 * config/sh/sh.md (ashlsi3, ashlsi3_std, ashrsi3_d, lshrsi3,
3360 lshrsi3_d): Use TARGET_DYNSHIFT.
3362 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
3364 * config/sh/sh.md (negc): Delete expander.
3365 (*negc): Rename insn to negc.
3367 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
3370 * config/i386/i386.md (*lea): New insn pattern.
3372 (*lea<mode>_2): Ditto.
3373 (*lea_{3,4,5,6}_zext): Ditto.
3374 * config/i386/predicates.md (lea_address_operand): Do not reject
3375 zero-extended address operands.
3376 * config/i386/constraints.md (j): Remove address constraint.
3377 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
3379 (ix86_print_operand_address): Handle SImode subreg of an address.
3380 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
3382 2012-07-22 Hans-Peter Nilsson <hp@axis.com>
3384 Emit executable-stack note correctly for CRIS targets.
3385 * config/cris/cris.c (cris_file_end): New function.
3386 (TARGET_ASM_FILE_END): Define.
3388 2012-07-22 Chung-Lin Tang <cltang@codesourcery.com>
3389 Maxim Kuvyrkov <maxim@codesourcery.com>
3390 NetLogic Microsystems Inc.
3392 * config/mips/mips.c (mips_issue_rate): Handle XLP.
3393 * config/mips/mips.md: Include xlp.md.
3394 * config/mips/xlp.md: New file.
3396 2012-07-21 Steven Bosscher <steven@gcc.gnu.org>
3398 PR gcov-profile/32543
3399 * profile.c (branch_prob): Update total_num_edges_instrumented and
3400 report the number of edges to instrument.
3402 2012-07-21 Oleg Endo <olegendo@gcc.gnu.org>
3404 * config/sh/sh.md: Correct comment regarding clrt and sett insns.
3406 2012-07-21 Andrew Pinski <apinski@cavium.com>
3408 * config/mips/mips.md (*popcountdi2_trunc): New pattern
3409 to handle popcount of a truncation.
3411 2012-07-21 Andrew Pinski <apinski@cavium.com>
3413 * config/mips/mips-protos.h (mips_expand_ext_as_unaligned_load):
3414 Add a bool argument.
3415 * config/mips/mips.c (mips_block_move_straight): Update call to
3416 mips_expand_ext_as_unaligned_load.
3417 (mips_expand_ext_as_unaligned_load): Add unsigned_p argument.
3418 Accept DImode dest when the width is that of SImode.
3419 * config/mips/mips.md (extv): Update call to
3420 mips_expand_ext_as_unaligned_load.
3423 2012-07-21 Andrew Pinski <apinski@cavium.com>
3425 * config/mips/mips.c (mips_get_unaligned_mem): Copy *op after calling
3428 2012-07-20 Maxim Kuvyrkov <maxim@codesourcery.com>
3430 * config/mips/mips.md (define_attr sync_*): Move before "type".
3431 (define_attr "type"): New values "atomic" and "syncloop".
3432 * config/mips/sync.md (atomic_exchange<mode>, atomic_fetch_add<mode>):
3433 Set "type" attribute.
3434 * config/mips/generic.md (generic_atomic, generic_syncloop):
3436 * gcc/config/mips/10000.md, gcc/config/mips/20kc.md,
3437 * gcc/config/mips/24k.md, gcc/config/mips/4130.md,
3438 * gcc/config/mips/4k.md, gcc/config/mips/5400.md,
3439 * gcc/config/mips/5500.md, gcc/config/mips/5k.md,
3440 * gcc/config/mips/7000.md, gcc/config/mips/74k.md,
3441 * gcc/config/mips/9000.md, gcc/config/mips/loongson2ef.md,
3442 * gcc/config/mips/loongson3a.md, gcc/config/mips/octeon.md,
3443 * gcc/config/mips/sb1.md, gcc/config/mips/sr71k.md,
3444 * gcc/config/mips/xlr.md: Handle "atomic" and "syncloop" types.
3446 2012-07-20 Oleg Endo <olegendo@gcc.gnu.org>
3448 * config/sh/sh.md: Group and sort shift related patterns.
3449 (ashlsi3_n, *ashlhi3_n, lshrsi3_n): Remove length attributes.
3451 2012-07-20 Hans-Peter Nilsson <hp@axis.com>
3453 * config/cris/cris.c (cris_asm_output_ident): Remove unused
3454 local variables section_asm_op, size, buf.
3456 2012-07-20 Pat Haugen <pthaugen@us.ibm.com>
3457 Steven Bosscher <steven@gcc.gnu.org>
3459 * config/rs6000/power4.md (power4-store-update): Fix reservation.
3460 (power4-three): Likewise.
3462 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
3463 Greta Yorsh <Greta.Yorsh@arm.com>
3465 * config/arm/arm.c (arm_cortex_a15_tune): New tune.
3466 * config/arm/arm-cores.def (cortex-a15): Use it.
3468 2012-07-20 Sameera Deshpande <sameera.deshpande@arm.com>
3469 Greta Yorsh <Greta.Yorsh@arm.com>
3471 * config/arm/arm-protos.h (tune_params): Add prefer_ldrd_strd.
3472 * config/arm/arm.c (arm_slowmul_tune): Initialize it.
3473 (arm_fastmul_tune, arm_strongarm_tune): Likewise.
3474 (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune): Likewise.
3475 (arm_cortex_tune, arm_cortex_a5_tune, arm_cortex_a9_tune): Likewise.
3476 (arm_fa726te_tune): Likewise.
3478 2012-07-20 Richard Guenther <rguenther@suse.de>
3480 * tree-dfa.c (collect_dfa_stats): Simplify.
3481 * tree-ssa-structalias.c (compute_may_aliases): Do not dump
3483 * cfgexpand.c (estimated_stack_frame_size): Walk over local
3484 decls instead of referenced vars.
3485 * tree-ssa.c (delete_tree_ssa): Simplify.
3486 * tree-tailcall.c (find_tail_calls): Walk over local decls
3487 instead of referenced vars.
3488 (add_virtual_phis): Remove.
3489 (tree_optimize_tail_calls_1): Instead mark the virtual operand
3492 2012-07-20 Steven Bosscher <steven@gcc.gnu.org>
3494 * basic-block.h (BB_FLAGS_TO_PRESERVE): New define.
3495 (brief_dump_cfg): Update prototype to take flags argument.
3496 (check_bb_profile): Remove prototype.
3497 * tracer.c (tracer): Update brief_dump_cfg calls.
3498 * cfghooks.c (dump_bb): Do not pass TDF_COMMENT to dump_bb_info.
3499 Call dump_bb_info before and after the cfghook dump_bb. Terminate
3500 the dump with a newline.
3501 (dump_flow_info): Do not call check_bb_profile.
3502 * cfg.c (clear_bb_flags): Update using BB_FLAGS_TO_PRESERVE.
3503 (check_bb_profile): Make static. Take indent and flags arguments.
3504 (dump_bb_info): Always dump loop depth. With TDF_DETAILS, call
3505 check_bb_profile. Print one edge per line.
3506 (brief_dump_cfg): Take a flags argument, and filter out
3507 TDF_COMMENT and TDF_DETAILS.
3508 * pretty-print.c (pp_base_newline): Set pp_needs_newline to false.
3509 * gimple-pretty-print.c (dump_gimple_bb_header): Do not use
3510 dump_bb_info here, it is already called from dump_bb. Idem for
3512 (dump_gimple_bb_footer): Likewise.
3513 (gimple_dump_bb_buff): Call pp_flush after dump_gimple_stmt to
3514 avoid broken dumps for statement histograms.
3515 (gimple_dump_bb): Handle ENTRY_BLOCK and EXIT_BLOCK. Do
3516 not call pp_flush here, the buffer should be empty.
3517 * sched-rgn.c (debug_region): Pass TDF_BLOCKS to dump_bb.
3518 * sched-vis.c (debug_bb_slim): Likewise.
3519 * tree-cfg.c (remove_bb): Pass dump_flags to dump_bb.
3520 (gimple_debug_bb): Pass TDF_BLOCKS to dump_bb.
3521 (gimple_dump_cfg): Do brief_dump_cfg with TDF_COMMENT.
3522 (dump_function_to_file): Do not call check_bb_profile on
3523 ENTRY_BLOCK and EXIT_BLOCK, check_bb_profile doesn't handle them.
3524 Use dump_bb instead of gimple_dump_bb.
3525 (print_loops_bb): Use dump_bb instead of gimple_dump_bb.
3526 * passes.c (execute_function_dump): Always call print_rtl_with_bb
3528 * cfgrtl.c (print_rtl_with_bb): Handle printing without an up-to-date
3529 CFG. With TDF_BLOCKS and TDF_DETAILS, do DF dumps at the top and
3530 bottom of each basic block.
3532 2012-07-20 Richard Guenther <rguenther@suse.de>
3534 PR tree-optimization/54031
3535 * tree-ssa-ccp.c (get_value_from_alignment): Use
3536 get_pointer_alignment_1.
3538 2012-07-20 Richard Guenther <rguenther@suse.de>
3540 * tree-inline.c (add_local_variables): Remove check_var_ann
3541 parameter and dead code.
3542 (expand_call_inline): Adjust.
3543 (tree_function_versioning): Likewise.
3545 2012-07-20 Jakub Jelinek <jakub@redhat.com>
3548 * tree-vrp.c (nonnull_arg_p): Handle all nonnull attributes instead
3549 of just the first one.
3551 2012-07-20 Richard Guenther <rguenther@suse.de>
3553 * builtins.c (get_object_alignment_2): Correct offset handling
3554 when using type alignment of a MEM_REF kind base.
3556 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
3559 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
3560 (_lzcnt_u64): Ditto.
3562 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3564 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
3566 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3568 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
3569 defining statement is a SSA name that occurs in abnormal PHIs.
3571 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3573 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
3576 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3578 PR rtl-optimization/53942
3579 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
3580 directly from likely spilled non-fixed hard registers, move them
3583 2012-07-19 Steve Ellcey <sellcey@mips.com>
3585 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
3588 2012-07-19 Jason Merrill <jason@redhat.com>
3591 * dwarf2out.c (get_die_parent): New.
3592 (generate_type_signature): Use it.
3594 2012-07-19 Richard Henderson <rth@redhat.com>
3596 * config/ia64/vect.md (smulv4hi3_highpart): New.
3597 (umulv4hi3_highpart): New.
3598 (vec_widen_smult_even_v4hi): Rename from pmpy2_even.
3599 (vec_widen_smult_odd_v4hi): Rename from pmpy2_odd.
3600 (udot_prodv8qi, sdot_prodv8qi): Remove.
3601 (sdot_prodv4hi, udot_prodv4hi): Remove.
3602 * config/ia64/ia64.c (ia64_expand_dot_prod_v8qi): Remove.
3603 * config/ia64/ia64-protos.h: Update.
3605 * tree-vect-patterns.c (vect_recog_divmod_pattern): Do not require
3606 vectors larger than UNITS_PER_WORD.
3608 * expr.c (store_constructor): Initialize icode with CODE_FOR_nothing.
3609 * tree-vect-stmts.c (vectorizable_operation): Use LAST_INSN_CODE for
3610 dummy != CODE_FOR_nothing value.
3612 2012-07-19 Uros Bizjak <ubizjak@gmail.com>
3614 * doc/tm.texi.in (MODE_AFTER): Add entity as the first macro argument.
3615 * doc/tm.texi: Regenerate.
3616 * mode-switching.c (optimize_mode_switching): Update MODE_AFTER call.
3617 * config/sh/sh.h (MODE_AFTER): Update.
3618 * config/epiphany/epiphany.h (MODE_AFTER): Update.
3620 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3623 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
3624 (cleanup_tree_cfg_bb): Don't call it.
3625 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
3628 2012-07-19 Christian Bruel <christian.bruel@st.com>
3631 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
3633 2012-07-19 Richard Guenther <rguenther@suse.de>
3634 Eric Botcazou <ebotcazou@adacore.com>
3636 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
3637 about transition from invariant to known bits.
3638 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
3640 2012-07-19 Richard Guenther <rguenther@suse.de>
3642 PR tree-optimization/53970
3643 * tree-vect-data-refs.c (not_size_aligned): Avoid sign-compare warning.
3645 2012-07-19 Tristan Gingold <gingold@adacore.com>
3646 Richard Henderson <rth@redhat.com>
3648 * opts.c (finish_options): Handle UI_SEH.
3649 * expr.c (build_personality_function): Handle UI_SEH.
3650 * dwarf2out.c (dwarf2out_begin_prologue): Handle UI_SEH.
3651 * coretypes.h (unwind_info_type): Add UI_SEH.
3652 * config/i386/winnt.c (i386_pe_seh_emit_except_personality):
3654 (i386_pe_seh_init_sections): Likewise.
3655 * config/i386/cygming.h (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): Define.
3656 (TARGET_ASM_INIT_SECTIONS): Define.
3657 * common/config/i386/i386-common.c (TARGET_EXCEPT_UNWIND_INFO): Define.
3658 (i386_except_unwind_info): New function.
3660 2012-07-18 Maciej W. Rozycki <macro@codesourcery.com>
3661 Chao-ying Fu <fu@mips.com>
3663 * config/mips/mips.opt (mmcu): New option.
3664 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3665 _mips_mcu when TARGET_MCU.
3666 (ASM_SPEC): Pass mcu options to the assembler.
3667 * doc/invoke.texi (MIPS Options): Document -mmcu and -mno-mcu.
3669 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
3671 * config.gcc (v850-*-rtems*): New target.
3672 * config/v850/rtems.h: New.
3673 * config/v850/t-rtems: New.
3675 2012-07-18 Bill Schmidt <wschmidt@linux.ibm.com>
3677 * doc/invoke.texi: Add -fhoist-adjacent-loads and -ftree-slsr to list
3678 of flags controlling optimization; add -ftree-slsr to list of flags
3679 enabled by default at -O; add -fhoist-adjacent-loads to list of flags
3680 enabled by default at -O2; add -fvect-cost-model to list of flags
3681 enabled by default at -O3; document -fhoist-adjacent-loads and
3683 * opts.c (default_option): Make -ftree-slsr default at -O1 and above.
3684 * gimple-ssa-strength-reduction.c (gate_strength_reduction): Use
3686 * common.opt: Add -ftree-slsr with flag_tree_slsr.
3688 2012-07-18 Jie Zhang <jzhang918@gmail.com>
3689 Julian Brown <julian@codesourcery.com>
3691 * config/arm/arm.c (arm_rtx_costs_1): Adjust cost for CONST_VECTOR.
3692 (arm_size_rtx_costs): Likewise.
3693 (neon_valid_immediate): Add a case for double 0.0.
3695 2012-07-18 Andrew Stubbs <ams@codesourcery.com>
3696 Mark Shinwell <shinwell@codesourcery.com>
3697 Julian Brown <julian@codesourcery.com>
3699 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp)
3700 (*movdi_vfp_cortexa8, *movsf_vfp, *thumb2_movsf_vfp)
3701 (*movdf_vfp, *thumb2_movdf_vfp, *movsfcc_vfp)
3702 (*thumb2_movsfcc_vfp, *movdfcc_vfp, *thumb2_movdfcc_vfp): Add
3704 * config/arm/arm.md (neon_type): Update comment.
3706 2012-07-18 Richard Guenther <rguenther@suse.de>
3708 PR tree-optimization/53970
3709 * tree.h (contains_packed_reference): Remove.
3710 * expr.c (contains_packed_reference): Likewise.
3711 * tree-vect-data-refs.c (not_size_aligned): New function.
3712 (vector_alignment_reachable_p): Use it.
3713 (vect_supportable_dr_alignment): Likewise.
3715 2012-07-18 Richard Guenther <rguenther@suse.de>
3717 * tree.h (get_object_or_type_alignment): Remove.
3718 * builtins.c (get_object_alignment_2): New function copied from
3719 get_object_alignment_1. Take extra argument to indicate whether
3720 we take the address of EXP. Rework to use type alignment information
3721 if not, and return whether the result is an approximation or not.
3722 (get_object_alignment_1): Wrap around get_object_alignment_2.
3723 (get_pointer_alignment_1): Call get_object_alignment_2 indicating
3724 we take the address.
3725 (get_object_or_type_alignment): Remove.
3726 * expr.c (expand_assignment): Call get_object_alignment.
3727 (expand_expr_real_1): Likewise.
3729 2012-07-18 Nick Clifton <nickc@redhat.com>
3731 * doc/invoke.texi (ARM Options): Document -munaligned-access.
3733 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
3735 * config/sh/sh.md (mulsidi3, umulsidi3): Remove constraints in
3736 expander. Use arith_reg_dest predicate.
3737 (rotldi3, rotrdi3): Remove constraints in expander.
3738 (adddi3_compact, subdi3_compact, mulsidi3_compact, umulsidi3_compact,
3739 ashlsi3_n, *ashlhi3_n, ashrsi2_16, ashrsi2_31, lshrsi3_n): Convert to
3742 2012-07-18 Oleg Endo <olegendo@gcc.gnu.org>
3745 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
3747 * config/sh/sh.c (sh_option_override): Do not change
3748 flag_finite_math_only. Set TARGET_IEEE to complement of
3749 flag_finite_math_only.
3750 * doc/invoke.texi (SH options): Add mno-ieee. Correct description
3751 of mieee and mno-ieee behavior.
3753 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
3755 * graphite-poly.c (print_pbb_body): Fixup dump_bb call.
3757 2012-07-18 Steven Bosscher <steven@gcc.gnu.org>
3759 * dumpfile.h (TDF_COMMENT): New define.
3760 * basic-block.h (EDGE_FALLTHRU, EDGE_ABNORMAL, EDGE_ABNORMAL_CALL,
3761 EDGE_EH, EDGE_FAKE, EDGE_DFS_BACK, EDGE_CAN_FALLTHRU,
3762 EDGE_IRREDUCIBLE_LOOP, EDGE_SIBCALL, EDGE_LOOP_EXIT, EDGE_TRUE_VALUE,
3763 EDGE_FALSE_VALUE, EDGE_EXECUTABLE, EDGE_CROSSING, EDGE_PRESERVE):
3764 Move to new file cfg-flags.h.
3765 (enum cfg_edge_flags): New enum, using cfg-flags.h.
3766 (EDGE_ALL_FLAGS): Compute value automatically.
3767 (BB_NEW, BB_REACHABLE, BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK,
3768 BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION,
3769 BB_DUPLICATED, BB_NON_LOCAL_GOTO_TARGET, BB_RTL,
3770 BB_FORWARDER_BLOCK, BB_NONTHREADABLE_BLOCK, BB_MODIFIED, BB_VISITED,
3771 BB_IN_TRANSACTION): Move to new file cfg-flags.h.
3772 (enum bb_flags): Rename to cfg_bb_flags. Use cfg-flags.h.
3773 (BB_ALL_FLAGS): New, compute value automatically.
3774 (dump_bb_info): Update prototype.
3775 (dump_edge_info): Update prototype.
3776 * cfg-flags.h: New file.
3777 * cfg.c (dump_edge_info): Take flags argument. Be verbose only if
3778 TDF_DETAILS and not TDF_SLIM. Include cfg-flags.h for bitnames.
3779 Check that the edge flags are within the range of EDGE_ALL_FLAGS.
3780 (debug_bb): Update dump_bb call.
3781 (dump_cfg_bb_info): Remove.
3782 (dump_bb_info): New function. Use cfg-flags.h for bitnames.
3783 Adjust verbosity using TDF_* flags. Check that the basic block flags
3784 are within the range of BB_ALL_FLAGS.
3785 (brief_dump_cfg): Use dump_bb_info instead of dump_cfg_bb_info.
3786 * cfghooks.h (struct cfghooks): Update dump_bb hook, take a FILE
3787 first for consistency with other dump functions.
3788 (dump_bb): Update prototype accordingly.
3789 * cfghooks.c: Include dumpfile.h.
3790 (verify_flow_info): Update dump_edge_info calls.
3791 (dump_bb): Take a flags argument and pass it around.
3792 Use dump_bb_info to dump common information about a basic block.
3793 (dump_flow_info): Moved here from cfgrtl.c. Make IL agnostic.
3794 (debug_flow_info): Moved here from cfgrtl.c.
3795 * profile.c (is_edge_inconsistent): Update dump_bb calls.
3796 * loop-invariant.c (find_defs): Update print_rtl_with_bb call.
3797 * rtl.h (debug_bb_n_slim, debug_bb_slim, print_rtl_slim,
3798 print_rtl_slim_with_bb): Remove prototypes.
3799 (dump_insn_slim): Adjust prototype to take a const_rtx.
3800 (print_rtl_with_bb): Adjust prototype.
3801 * sched-rgn.c (debug_region): Use dump_bb instead of debug_bb_n_slim.
3802 * sched-vis.c (dump_insn_slim): Take a const_rtx.
3803 (debug_insn_slim): Prototype here near DEBUG_FUNCTION marker.
3804 (print_rtl_slim_with_bb): Remove.
3805 (print_rtl_slim): Rename to debug_rtl_slim. Print only insn info,
3806 not basic block info (print_rtl_with_bb with TDF_SLIM should be used
3807 for that. Prototype here near DEBUG_FUNCTION marker.
3808 (debug_bb_slim): Prototype here near DEBUG_FUNCTION marker.
3810 (debug_bb_n_slim): Prototype here near DEBUG_FUNCTION marker.
3811 * tree-cfg.c (gimple_can_merge_blocks_p): Use EDGE_COMPLEX.
3812 (remove_bb): Update dump_bb call.
3813 (gimple_debug_bb): Use dump_bb.
3814 (dump_function_to_file): Update gimple_dump_bb call.
3815 (print_loops_bb): Likewise.
3816 * tree-flow.h (gimple_dump_bb): Update prototype.
3817 * gimple-pretty-print.c (dump_bb_header): Rename to
3818 dump_gimple_bb_header. Write to a stream instead of a pretty
3819 printer. Use dump_bb_info to dump basic block info.
3820 (dump_bb_end): Rename to dump_gimple_bb_footer. Write to a
3821 stream instead of a pretty printer. Use dump_bb_info.
3822 (gimple_dump_bb_buff): Do not call dump_bb_header and dump_bb_end.
3823 (gimple_dump_bb): Do it here with dump_gimple_bb_header and
3824 dump_gimple_bb_footer.
3825 * cfgrtl.c (rtl_dump_bb): Update prototype. Only dump DF if the
3826 dump flags have TDF_DETAILS. Use dump_insn_slim if TDF_SLIM.
3827 (print_rtl_with_bb): Take a flags argument and pass it around.
3828 Use dump_insn_slim if TDF_SLIM.
3829 (dump_bb_info): Removed and re-incarnated in cfg.c.
3830 (dump_flow_info): Moved to cfghooks.c.
3831 (debug_flow_info): Moved to cfghooks.c.
3832 * passes.c (execute_function_dump): Unconditionally use
3833 print_rtl_with_bb for RTL dumps, now that it understands TDF_SLIM.
3834 * final.c (dump_basic_block_info): Update dump_edge_info calls.
3835 * tree-vrp.c (dump_asserts_for): Likewise.
3836 * ifcvt.c (if_convert): Unconditionally use print_rtl_with_bb.
3837 * tree-if-conv.c (if_convertible_bb_p): Don't look at
3838 EDGE_ABNORMAL_CALL, it has no meaning in the GIMPLE world.
3839 * trans-mem.c (make_tm_edge): Don't set EDGE_ABNORMAL_CALL,
3840 for the same reason.
3841 * config/rl78/rl78.c (rl78_reorg): Update print_rtl_with_bb calls.
3843 2012-07-17 Richard Guenther <rguenther@suse.de>
3845 * tree-vect-data-refs.c (vect_get_new_vect_var): Add referenced
3846 vars here, use create_tmp_reg where appropriate.
3847 (vect_create_addr_base_for_vector_ref): Do not add referenced
3848 vars here, use create_tmp_reg where appropriate.
3849 (vect_create_data_ref_ptr): Likewise.
3850 (vect_create_destination_var): Likewise.
3851 (vect_permute_store_chain): Likewise.
3852 (vect_permute_load_chain): Likewise.
3853 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks):
3855 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
3856 * tree-vect-patterns.c (vect_recog_temp_ssa_var): Likewise.
3857 (vect_handle_widen_op_by_const): Likewise.
3858 * tree-vect-stmts.c (vect_init_vector): Likewise.
3859 (vectorizable_load): Likewise.
3861 2012-07-17 Tom de Vries <tom@codesourcery.com>
3863 * hwint.c: Fix loop range.
3865 2012-07-17 Tom de Vries <tom@codesourcery.com>
3867 * double-int.h (double_int_popcount): New inline function.
3868 * hwint.c (popcount_hwi): New function.
3869 * hwint.h (popcount_hwi): Declare function. New inline function.
3871 2012-07-17 Richard Henderson <rth@redhat.com>
3873 * tree-vect-stmts.c (supportable_widening_operation): Remove decl
3875 (vectorizable_conversion): Update supportable_widening_operation call.
3876 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
3877 (vect_recog_widen_shift_pattern): Likewise.
3878 * tree-vectorizer.h: Update decl.
3880 2012-07-17 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3881 Ulrich Weigand <ulrich.weigand@linaro.org>
3883 * common/config/arm/arm-common.c (arm_option_optimization_table):
3884 Enable -fsched-pressure by default while optimizing.
3885 * config/arm/arm.c (arm_option_override): Use the alternate scheduler
3886 pressure algorithm by default.
3888 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
3890 * config/sh/sh.h (CONST_OK_FOR_I06): Delete.
3891 (CONST_OK_FOR_I10): Move macro to ...
3892 * config/sh/sh.c: ... here.
3893 (sh_legitimate_index_p): Use satisfies_constraint_I06 instead of
3896 2012-07-16 Oleg Endo <olegendo@gcc.gnu.org>
3898 * config/sh/sh.md: Delete mov related define_peephole patterns.
3900 2012-07-16 Jonathan Wakely <jwakely.gcc@gmail.com>
3903 * doc/install.texi (Installing GCC): Refer to instructions for
3904 released versions. Fix hyphenation.
3906 2012-07-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3908 * config/spu/spu.c (targetm): Move to bottom of file.
3909 (spu_attribute_table): Likewise.
3910 (spu_option_override, spu_init_builtins, spu_builtin_decl,
3911 spu_scalar_mode_supported_p, spu_vector_mode_supported_p,
3912 spu_legitimate_address_p, spu_addr_space_legitimate_address_p,
3913 adjust_operand, get_pic_reg, need_to_save_reg, frame_emit_store,
3914 frame_emit_load, frame_emit_add_imm, emit_nop_for_insn,
3915 insn_clobbers_hbr, spu_emit_branch_hint, spu_emit_vector_compare,
3916 get_branch_target, spu_machine_dependent_reorg, spu_sched_issue_rate,
3917 spu_sched_variable_issue, spu_sched_adjust_cost, spu_sched_init_global,
3918 spu_sched_init, spu_sched_reorder, spu_handle_fndecl_attribute,
3919 spu_handle_vector_attribute, spu_pass_by_reference, spu_function_arg,
3920 spu_function_arg_advance, spu_build_builtin_va_list, spu_va_start,
3921 spu_gimplify_va_arg_expr, store_with_one_insn_p, reg_aligned_for_addr,
3922 spu_assemble_integer, spu_asm_globalize_label, spu_rtx_costs,
3923 spu_function_ok_for_sibcall, spu_init_libfuncs, spu_return_in_memory,
3924 spu_encode_section_info, spu_legitimize_address,
3925 spu_addr_space_legitimize_address, spu_builtin_mask_for_load,
3926 spu_builtin_vectorization_cost, spu_vector_alignment_reachable,
3927 spu_addr_space_pointer_mode, spu_addr_space_address_mode,
3928 spu_addr_space_subset_p, spu_addr_space_convert, spu_sms_res_mii,
3929 spu_section_type_flags, spu_select_section, spu_unique_section,
3930 spu_trampoline_init, spu_conditional_register_usage,
3931 spu_ref_may_alias_errno, spu_output_mi_thunk, spu_unwind_word_mode,
3932 spu_libgcc_cmp_return_mode, spu_libgcc_shift_count_mode,
3933 spu_setup_incoming_varargs): Remove prototypes.
3934 (spu_legitimize_address): Add "static" to definition.
3936 2012-07-16 Jakub Jelinek <jakub@redhat.com>
3938 * config/i386/rtmintrin.h (_xabort): Remove trailing semicolon.
3940 2012-07-16 Ulrich Weigand <ulrich.weigand@linaro.org>
3942 * tree-ssa-ccp.c (optimize_unreachable): Check gsi_end_p
3943 before calling gsi_stmt.
3945 2012-07-16 Kirill Yukhin <kirill.yukhin@intel.com>
3948 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
3950 * config/i386/i386.md (stack_protect_set): Disable the pattern
3951 for Android since Android libc (bionic) does not provide random
3952 value for stack protection guard at gs:0x14. Guard value
3953 will be provided from external symbol (default implementation).
3954 (stack_protect_set_<mode>): Likewise.
3955 (stack_protect_test): Likewise.
3956 (stack_protect_test_<mode>): Likewise.
3958 2012-07-16 H.J. Lu <hongjiu.lu@intel.com>
3962 * gimple.c (gimple_types_compatible_p_1): Restore type attribute
3965 2012-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
3967 * opts.c (default_option): Add -fvect-cost-model to default options
3970 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
3972 * graphite-clast-to-gimple.c, graphite-dependences.c,
3973 graphite-sese-to-poly.c: Include tree-pass.h instead of dumpfile.h
3974 for pass TODO flags.
3975 * Makefile.in: Fix dependencies.
3977 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
3979 * haifa-sched.c (init_before_recovery): Do not set EDGE_CAN_FALLTHRU.
3980 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3982 * function.c (stack_protect_epilogue): Use expand_call to expand
3983 targetm.stack_protect_fail.
3984 * stmt.c (expand_expr_stmt): Remove now-unused function.
3985 * tree.h (expand_expr_stmt): Remove prototype.
3986 * doc/tm.texi.in (TARGET_STACK_PROTECT_FAIL): Document that this
3987 hook must return a CALL_EXPR.
3988 * doc/tm.texi: Regenerate.
3990 * emit-rtl.c (emit_label_before): Do not allow the same label
3991 to be emitted twice.
3992 (emit_label_after): Likewise.
3993 (emit_label): Likewise.
3995 * flags.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
3996 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): Move to tree.h.
3997 * tree.h (TYPE_OVERFLOW_WRAPS, TYPE_OVERFLOW_UNDEFINED,
3998 TYPE_OVERFLOW_TRAPS, POINTER_TYPE_OVERFLOW_UNDEFINED): New home.
4000 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
4002 * system.h (dump_file): Do not define.
4003 * tree-pass.h: Include dumpfile.h, which is a new file containing...
4004 (enum tree_dump_index, TDF_*, get_dump_file_name, dump_enabled_p,
4005 dump_initialized_p, dump_begin, dump_end, dump_node, dump_switch_p,
4006 dump_flag_name, dump_file, dump_flags, dump_file_name,
4007 get_dump_file_info, struct dump_file_info): all of this, moved to...
4008 * dumpfile.h: Here, new file.
4009 * tree-dump.h: Include dumpfile.h, but not tree-pass.h.
4010 (dump_stmt): Remove prototype for C++ specific function.
4011 (dump_enumerated_decls): Move prototype from here...
4012 * tree-flow.h (dump_enumerated_decls): ... to here.
4013 (get_ref_base_and_extent) Move prototype from here ...
4014 * tree.h (get_ref_base_and_extent) ... to here.
4015 * tree-ssa-live.c: Do not inclde tree-pretty-print.h, because
4016 gimple-pretty-print.h is enough. Do not include tree-dump.h,
4017 include timevar.h and dumpfile.h instead.
4018 (struct numbered_tree_d, compare_decls_by_uid,
4019 dump_enumerated_decls_push, dump_enumerated_decls): Move from here ...
4020 * tree-dfa.c:(struct numbered_tree_d, compare_decls_by_uid,
4021 dump_enumerated_decls_push, dump_enumerated_decls):... to here.
4022 Do not include timevar.h.
4023 * tree.c: Do not include timevar.h.
4024 * tree-cfg.c: Do not include langhooks.h, tree-pretty-print.h, and
4026 (dump_cfg_stats): Use current_function_name.
4027 (gimple_cfg2vcg): Likewise.
4028 (dump_function_to_file): Likewise.
4029 * df-scan.c: Do not include tree-pass.h and timevar.h.
4031 (df_entry_block_bitmap_verify, df_exit_block_bitmap_verify): Do not
4032 use print_current_pass.
4033 * df-problems.c: Include dumpfile.h.
4034 Always define REG_DEAD_DEBUGGING, avoid #ifdef code, because it
4035 leads to errors in the code not selected.
4036 (df_note_compute): Do not print_rtl_with_bb here. Fix compilation
4037 bug if REG_DEAD_DEBUGGING is not 0, get_insns is not available here.
4038 * lcm.c: Include dumpfile.h.
4039 Remove obsolete include of insn-attr.h.
4040 * dojump.c (do_compare_rtx_and_jump): Remove failure printing for
4041 missing probability notes.
4042 * stmt.c: Include dumpfile.h.
4043 (emit_case_decision_tree): Re-enable printing expand details only
4045 * alias.c, auto-inc-dec.c, bb-reorder.c, caller-save.c, cfg.c,
4046 cfgcleanup.c, cfgexpand.c, cfgloop.c, cfgloopmanip.c, cgraph.c,
4047 cgraphclones.c, cgraphunit.c, combine.c, combine-stack-adj.c,
4048 coverage.c, cprop.c, cse.c, cselib.c, dbgcnt.c, dce.c, df-core.c,
4049 dse.c, dwarf2out.c, emit-rtl.c, except.c, expr.c, final.c,
4050 function.c, fwprop.c, gcse.c, gimple-fold.c,
4051 gimple-pretty-print.c, gimple-ssa-strength-reduction.c,
4052 gimplify.c, graphite-blocking.c, graphite-clast-to-gimple.c,
4053 graphite-dependences.c, graphite-interchange.c,
4054 graphite-optimize-isl.c, graphite-poly.c,
4055 graphite-sese-to-poly.c, haifa-sched.c, hw-doloop.c, ifcvt.c,
4056 ipa.c, ipa-cp.c, ipa-inline-analysis.c, ipa-inline.c,
4057 ipa-inline-transform.c, ipa-prop.c, ipa-pure-const.c,
4058 ipa-reference.c, ipa-split.c, ipa-utils.c, ira.c, ira-emit.c,
4059 jump.c, loop-doloop.c, loop-init.c, loop-invariant.c, loop-iv.c,
4060 loop-unroll.c, loop-unswitch.c, lower-subreg.c,
4061 lto-section-out.c, lto-streamer-in.c, matrix-reorg.c, mcf.c,
4062 mode-switching.c, modulo-sched.c, omega.c, omp-low.c, passes.c,
4063 plugin.c, postreload.c, postreload-gcse.c, predict.c, print-rtl.c,
4064 print-tree.c, profile.c, recog.c, ree.c, regcprop.c, reginfo.c,
4065 regmove.c, regrename.c, reg-stack.c, reload1.c, reorg.c,
4066 sched-rgn.c, sched-vis.c, sel-sched.c, sel-sched-ir.c,
4067 store-motion.c, tracer.c, trans-mem.c, tree-affine.c,
4068 tree-call-cdce.c, tree-cfgcleanup.c, tree-chrec.c,
4069 tree-data-ref.c, tree-diagnostic.c, tree-dump.c,
4070 tree-eh.c, tree-flow-inline.h, tree-if-conv.c, tree-into-ssa.c,
4071 tree-mudflap.c, tree-nrv.c, tree-object-size.c,
4072 tree-optimize.c, tree-outof-ssa.c, tree-predcom.c,
4073 tree-pretty-print.c, tree-profile.c, tree-scalar-evolution.c,
4074 tree-sra.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa.c,
4075 tree-ssa-ccp.c, tree-ssa-coalesce.c, tree-ssa-copy.c,
4076 tree-ssa-copyrename.c,, tree-ssa-dce.c, tree-ssa-dom.c,
4077 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-ifcombine.c,
4078 tree-ssa-loop.c, tree-ssa-loop-ch.c, tree-ssa-loop-im.c,
4079 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
4080 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
4081 tree-ssa-loop-prefetch.c, tree-ssa-loop-unswitch.c,
4082 tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-phiopt.c,
4083 tree-ssa-phiprop.c, tree-ssa-pre.c, tree-ssa-propagate.c,
4084 tree-ssa-reassoc.c, tree-ssa-sccvn.c, tree-ssa-sink.c,
4085 tree-ssa-structalias.c, tree-ssa-tail-merge.c, tree-ssa-ter.c,
4086 tree-ssa-threadedge.c, tree-ssa-threadupdate.c,
4087 tree-ssa-uncprop.c, tree-ssa-uninit.c,
4088 tree-switch-conversion.c, tree-tailcall.c,
4089 tree-vect-data-refs.c, tree-vect-loop.c,
4090 tree-vect-loop-manip.c, tree-vectorizer.c,
4091 tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c,
4092 tree-vrp.c, value-prof.c, var-tracking.c, web.c: Include tree-pass.h
4093 only if needed. If tree-pass.h is included, do not include timevar.h
4094 and dumpfile.h. If tree-pass.h is not included but dump_file, or
4095 dump_flags, or the TDF_* flags are used, include dumpfile.h.
4096 If gimple-pretty-print.h is included, don't include
4097 tree-pretty-print.h. Remove assorted unnecessary includes.
4099 * config/mn10300/mn10300.c, config/c6x/c6x.c, config/ia64/ia64.c,
4100 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
4101 config/spu/spu.c, config/mep/mep.c, config/i386/i386.c:
4103 * config/rl78/rl78.c: Include dumpfile.h instead of tree-pass.h.
4104 * arm/t-arm, avr/t-avr, i386/t-i386, ia64/t-ia64, mep/t-mep,
4105 spu/t-spu-elf: Fix dependencies.
4107 2012-07-16 Dehao Chen <dehao@google.com>
4110 2012-07-10 Dehao Chen <dehao@google.com>
4112 * tree.h (phi_arg_d): New field.
4113 * tree-flow-inline.h (gimple_phi_arg_block): New function.
4114 (gimple_phi_arg_block_from_edge): New function.
4115 (gimple_phi_arg_set_block): New function.
4116 (gimple_phi_arg_has_block): New function.
4117 (redirect_edge_var_map_block): New function.
4118 * tree-flow.h (_edge_var_map): New field.
4119 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
4120 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
4121 redirect_edge_var_map_add.
4122 * tree-outof-ssa.c (_elim_graph): New field.
4123 (insert_partition_copy_on_edge): New parameter.
4124 (insert_value_copy_on_edge): New parameter.
4125 (insert_rtx_to_part_on_edge): New parameter.
4126 (insert_part_to_rtx_on_edge): New parameter.
4127 (elim_graph_add_edge): New parameter.
4128 (elim_graph_remove_succ_edge): New parameter.
4129 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
4130 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
4131 (new_elim_graph): Add block debug info.
4132 (clear_elim_graph): Likewise.
4133 (delete_elim_graph): Likewise.
4134 (elim_graph_add_node): Likewise.
4135 (elim_graph_add_edge): Likewise.
4136 (elim_graph_remove_succ_edge): Likewise.
4137 (eliminate_build): Likewise.
4138 (elim_forward): Likewise.
4139 (elim_unvisited_predecessor): Likewise.
4140 (elim_backward): Likewise.
4141 (elim_create): Likewise.
4142 (eliminate_phi): Likewise.
4143 (insert_backedge_copies): Likewise.
4144 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
4146 (rewrite_add_phi_arguments): Likewise.
4147 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
4148 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
4149 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
4150 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
4151 * tree-ssa-loop-manip.c (create_iv): Likewise.
4152 (add_exit_phis_edge): Likewise.
4153 (split_loop_exit_edge): Likewise.
4154 (copy_phi_node_args): Likewise.
4155 (tree_transform_and_unroll_loop): Likewise.
4156 * value-prof.c (gimple_ic): Likewise.
4157 (gimple_stringop_fixed_value): Likewise.
4158 * tree-tailcall.c (add_successor_phi_arg): Likewise.
4159 (eliminate_tail_call): Likewise.
4160 (create_tailcall_accumulator): Likewise.
4161 (tree_optimize_tail_calls_1): Likewise.
4162 * tree-phinodes.c (add_phi_arg): Likewise.
4163 (make_phi_node): Likewise.
4164 (resize_phi_node): Likewise.
4165 (remove_phi_arg_num): Likewise.
4166 * omp-low.c (expand_parallel_call): Likewise.
4167 (expand_omp_for_static_chunk): Likewise.
4168 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
4170 (slpeel_update_phi_nodes_for_guard1): Likewise.
4171 (slpeel_update_phi_nodes_for_guard2): Likewise.
4172 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4173 (set_prologue_iterations): Likewise.
4174 (slpeel_tree_peel_loop_to_edge): Likewise.
4175 (vect_loop_versioning): Likewise.
4176 * tree-parloops.c (create_phi_for_local_result): Likewise.
4177 (transform_to_exit_first_loop): Likewise.
4178 (create_parallel_loop): Likewise.
4179 * ipa-split.c (split_function): Likewise.
4180 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
4181 (vect_create_epilog_for_reduction): Likewise.
4182 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
4183 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
4184 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
4185 (cond_if_else_store_replacement_1): Likewise.
4186 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
4187 (remove_forwarder_block_with_phi): Likewise.
4188 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
4189 * tree-predcom.c (initialize_root_vars): Likewise.
4190 (initialize_root_vars_lm): Likewise.
4191 * sese.c (sese_add_exit_phis_edge): Likewise.
4192 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4193 * tree-ssa.c (flush_pending_stmts): Likewise.
4194 (redirect_edge_var_map_add): Likewise.
4195 (ssa_redirect_edge): Likewise.
4196 * gimple-streamer-in.c (input_phi): Likewise.
4197 * tree-vect-stmts.c (vectorizable_load): Likewise.
4198 * tree-inline.c (copy_phis_for_bb): Likewise.
4199 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
4200 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
4201 * tree-cfg.c (reinstall_phi_args): Likewise.
4202 (gimple_make_forwarder_block): Likewise.
4203 (add_phi_args_after_copy_edge): Likewise.
4204 (gimple_duplicate_sese_tail): Likewise.
4206 2012-07-16 Sergey Melnikov <sergey.melnikov@intel.com>
4208 * config/i386/i386.md (stack_protect_set): Disable the pattern
4209 for Android since Android libc (bionic) does not provide random
4210 value for stack protection guard at gs:0x14. Guard value
4211 will be provided from external symbol (default implementation).
4212 (stack_protect_set_<mode>): Likewise.
4213 (stack_protect_test): Likewise.
4214 (stack_protect_test_<mode>): Likewise.
4216 2012-07-16 Hans-Peter Nilsson <hp@axis.com>
4218 * config/cris/cris-protos.h (cris_legitimate_address_p): Declare.
4219 * config/cris/cris.h (CONSTANT_ADDRESS_P): Define in terms of
4220 CONSTANT_P and cris_legitimate_address_p.
4221 * config/cris/cris.c (cris_legitimate_address_p): Make non-static.
4222 (cris_preferred_reload_class): Don't return GENERAL_REGS as
4223 preferred to MOF_SRP_REGS.
4225 * config/cris/cris.c (cris_init_libfuncs): Handle initialization
4226 of library functions for basic atomic compare-and-swap.
4227 * config/cris/cris.h (TARGET_ATOMICS_MAY_CALL_LIBFUNCS): New macro.
4228 * config/cris/cris.opt (munaligned-atomic-may-use-library): New option.
4229 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>")
4230 ("cris_atomic_fetch_<atomic_op_name><mode>_1")
4231 ("atomic_compare_and_swap<mode>")
4232 ("cris_atomic_compare_and_swap<mode>_1"): Make conditional on
4233 TARGET_ATOMICS_MAY_CALL_LIBFUNCS for sizes larger than byte.
4234 * config/cris/cris.c (cris_print_operand) <case 'P', 'q'>: New cases.
4235 * config/cris/sync.md (atomic_op_op_cnstr): New code_attr.
4236 (atomic_op_op_pred): Ditto.
4237 (atomic_op_mnem_pre_op2): Renamed from atomic_op_mnem_pre; to
4238 reflect the change to include %2 in expansion. All callers changed.
4239 (qm3): New mode_attr.
4240 ("atomic_fetch_<atomic_op_name><mode>"): Use <atomic_op_op_pred>
4241 as predicate for operand 2.
4242 ("cris_atomic_fetch_<atomic_op_name><mode>_1"): Update FIXME. Use
4243 "<atomic_op_op_pred>" "<atomic_op_op_cnstr>" for predicate and
4244 constraint for operand 2.
4245 ("atomic_compare_and_swap<mode>"): Add FIXME. Change predicate to
4246 nonmemory_operand for operand 3.
4247 ("cris_atomic_compare_and_swap<mode>_1"): Change operand 3 to
4248 exclude memory. Improve emitted sync code for v10 and v32. Use
4249 <qm3> instead of <m> for size designator for cmp.
4250 ("atomic_compare_and_swap<mode>"): Change predicate to
4251 nonmemory_operand for operand 3. Add FIXME.
4252 ("cris_atomic_compare_and_swap<mode>_1"): Change predicates and
4253 constraints for operand 3 to exclude memory.
4254 ("atomic_fetch_<atomic_op_name><mode>")
4255 ("atomic_compare_and_swap<mode>"): Gate expand_mem_thread_fence
4256 calls on result of call to need_atomic_barrier_p.
4258 2012-07-15 Richard Sandiford <rdsandiford@googlemail.com>
4260 * config/mips/mips.md (move_type): Replace mfhilo and mthilo
4262 (type): Split mfhilo into mfhi and mflo. Split mthilo into mthi
4263 and mtlo. Adjust move_type->type mapping.
4264 (may_clobber_hilo): Split mthilo into mthi and mtlo.
4265 (*movdi_32bit, *movdi_32bit_mips16, *movdi_64bit, *movdi_64bit_mips16)
4266 (*mov<mode>_internal, *mov<mode>_mips16, *movhi_internal)
4267 (*movhi_mips16, *movqi_internal, *movqi_mips16): Use mtlo and mflo
4268 instead of mthilo and mfhilo.
4269 (mfhi<GPR:mode>_<HILO:mode>): Use mfhi instead of mfhilo.
4270 (mthi<GPR:mode>_<HILO:mode>): Use mthi instead of mthilo.
4271 * config/mips/mips-dsp.md (mips_extr_w, mips_extr_r_w, mips_extr_rs_w)
4272 (mips_extr_s_h, mips_extp, mips_extpdp, mips_shilo, mips_mthlip):
4273 Use mflo instead of mfhilo.
4274 * config/mips/10000.md (r10k_arith): Split mthilo.
4275 (r10k_mfhi, r10k_mflo): Use mfhi and mflo directly.
4276 * config/mips/sb1.md (ir_sb1_mfhi, ir_sb1_mflo): Likewise.
4277 (ir_sb1_mthilo): Split mthilo into mthi and mtlo.
4278 * config/mips/20kc.md (r20kc_imthilo, r20kc_imfhilo): Split
4280 * config/mips/24k.md (r24k_int_mfhilo, r24k_int_mthilo): Likewise.
4281 * config/mips/4130.md (vr4130_class, vr4130_mfhilo, vr4130_mthilo):
4283 * config/mips/4k.md (r4k_int_mthilo, r4k_int_mfhilo): Likewise.
4284 * config/mips/5400.md (ir_vr54_hilo): Likewise.
4285 * config/mips/5500.md (ir_vr55_mthilo, ir_vr55_mfhilo): Likewise.
4286 * config/mips/5k.md (r5k_int_mthilo, r5k_int_mfhilo): Likewise.
4287 * config/mips/7000.md (rm7_mthilo, rm7_mfhilo): Likewise.
4288 * config/mips/74k.md (r74k_int_mfhilo, r74k_int_mthilo): Likewise.
4289 * config/mips/9000.md (rm9k_mfhilo, rm9k_mthilo): Likewise.
4290 * config/mips/generic.md (generic_hilo): Likewise.
4291 * config/mips/loongson2ef.md (ls2_alu): Likewise.
4292 * config/mips/loongson3a.md (ls3a_mfhilo): Likewise.
4293 * config/mips/octeon.md (octeon_imul_o1, octeon_imul_o2)
4294 (octeon_mfhilo_o1, octeon_mfhilo_o2): Likewise.
4295 * config/mips/sr71k.md (ir_sr70_hilo): Likewise.
4296 * config/mips/xlr.md (xlr_hilo): Likewise.
4298 2012-07-14 Andrew Stubbs <ams@codesourcery.com>
4299 Sandra Loosemore <sandra@codesourcery.com>
4301 * config/sh/sh.h (SH_ASM_SPEC): Add spaces between options.
4303 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
4305 * config/i386/i386.c (ix86_set_reg_reg_cost): Enable TFmode/TCmode
4308 2012-07-14 Steven Bosscher <steven@gcc.gnu.org>
4310 * toplev.c (init_asm_output): Open asm_out_file in 'w' mode.
4312 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
4315 * config/spu/spu.c (spu_init_cost): Mark static.
4316 (spu_add_stmt_cost): Likewise.
4317 (spu_finish_cost): Likewise.
4318 (spu_destroy_cost_data): Likewise.
4319 * config/i386/i386.c (ix86_init_cost): Mark static.
4320 (ix86_add_stmt_cost): Likewise.
4321 (ix86_finish_cost): Likewise.
4322 (ix86_destroy_cost_data): Likewise.
4323 * config/rs6000/rs6000.c (rs6000_init_cost): Mark static.
4324 (rs6000_add_stmt_cost): Likewise.
4325 (rs6000_finish_cost): Likewise.
4326 (rs6000_destroy_cost_data): Likewise.
4328 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
4330 * ggc.h (ggc_internal_alloc_stat, ggc_alloc_typed_stat,
4331 ggc_internal_cleared_alloc_stat, ggc_cleared_alloc_htab_ignore_args,
4332 ggc_cleared_alloc_ptr_array_two_args, ggc_splay_alloc): Add
4334 * alloc-pool.h (pool_alloc): Likewise.
4336 * final.c (final): Do not loop to find max_uid.
4338 2012-07-13 Steven Bosscher <steven@gcc.gnu.org>
4340 * emit-rtl.c (make_debug_insn_raw, make_jump_insn_raw): Make static.
4341 * rtl.h (make_debug_insn_raw, make_jump_insn_raw): Remove prototypes.
4343 2012-07-13 Richard Guenther <rguenther@suse.de>
4345 PR tree-optimization/53907
4346 * tree-ssa-forwprop.c (associate_pointerplus): New function.
4347 (ssa_forward_propagate_and_combine): Call it.
4349 2012-07-13 Richard Guenther <rguenther@suse.de>
4351 PR tree-optimization/53922
4352 * tree-vrp.c (value_inside_range): Change prototype to take
4353 min/max instead of value-range.
4354 (range_includes_zero_p): Likewise. Return the result from
4356 (extract_range_from_binary_expr_1): Adjust to handle dont-know
4357 return value from range_includes_zero_p.
4358 (extract_range_from_unary_expr_1): Likewise.
4359 (compare_range_with_value): Likewise.
4360 (vrp_meet_1): Likewise.
4362 2012-07-13 Bill Schmidt <wschmidt@linux.ibm.com>
4364 * doc/tm.texi: Regenerate.
4365 * doc/tm.texi.in (TARGET_VECTORIZE_INIT_COST): New hook.
4366 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
4367 (TARGET_VECTORIZE_FINISH_COST): Likewise.
4368 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
4369 * targhooks.c (default_init_cost): New function.
4370 (default_add_stmt_cost): Likewise.
4371 (default_finish_cost): Likewise.
4372 (default_destroy_cost_data): Likewise.
4373 * targhooks.h (default_init_cost): New decl.
4374 (default_add_stmt_cost): Likewise.
4375 (default_finish_cost): Likewise.
4376 (default_destroy_cost_data): Likewise.
4377 * target.def (init_cost): New DEFHOOK.
4378 (add_stmt_cost): Likewise.
4379 (finish_cost): Likewise.
4380 (destroy_cost_data): Likewise.
4381 * target.h (struct _stmt_vec_info): New extern decl.
4382 (stmt_vectype): Likewise.
4383 (stmt_in_inner_loop_p): Likewise.
4384 * tree-vectorizer.h (stmt_info_for_cost): New struct/typedef.
4385 (stmt_vector_for_cost): New VEC/typedef.
4386 (add_stmt_info_to_vec): New function.
4387 (struct _slp_tree): Remove cost.inside_of_loop field.
4388 (struct _slp_instance): Remove cost.inside_of_loop field; add
4389 stmt_cost_vec field.
4390 (SLP_INSTANCE_INSIDE_OF_LOOP_COST): Remove macro.
4391 (SLP_INSTANCE_STMT_COST_VEC): New accessor macro.
4392 (SLP_TREE_INSIDE_OF_LOOP_COST): Remove macro.
4393 (struct _vect_peel_extended_info): Add stmt_cost_vec field.
4394 (struct _loop_vec_info): Add target_cost_data field.
4395 (LOOP_VINFO_TARGET_COST_DATA): New accessor macro.
4396 (struct _bb_vec_info): Add target_cost_data field.
4397 (BB_VINFO_TARGET_COST_DATA): New accessor macro.
4398 (struct _stmt_vec_info): Remove cost.inside_of_loop field.
4399 (STMT_VINFO_INSIDE_OF_LOOP_COST): Remove macro.
4400 (stmt_vinfo_set_inside_of_loop_cost): Remove function.
4401 (init_cost): New function.
4402 (add_stmt_cost): Likewise.
4403 (finish_cost): Likewise.
4404 (destroy_cost_data): Likewise.
4405 (vect_model_simple_cost): Change parameter list.
4406 (vect_model_store_cost): Likewise.
4407 (vect_model_load_cost): Likewise.
4408 (record_stmt_cost): New extern decl.
4409 (vect_get_load_cost): Change parameter list.
4410 (vect_get_store_cost): Likewise.
4411 * tree-vect-loop.c (new_loop_vec_info): Call init_cost.
4412 (destroy_loop_vec_info): Call destroy_cost_data.
4413 (vect_estimate_min_profitable_iters): Remove old calculation of
4414 inside costs; call finish_cost instead.
4415 (vect_model_reduction_cost): Call add_stmt_cost instead of old
4416 inside-costs calculation.
4417 (vect_model_induction_cost): Likewise.
4418 * tree-vect-data-refs.c (vect_get_data_access_cost): Change to
4419 return a stmt_vector_for_cost; modify calls to vect_get_load_cost
4420 and vect_get_store_cost to obtain the value to return.
4421 (vect_peeling_hash_get_lowest_cost): Obtain a stmt_cost_vec from
4422 vect_get_data_access_cost and store it in the minimum peeling
4424 (vect_peeling_hash_choose_best_peeling): Change the parameter list
4425 to add a (stmt_vector_for_cost *) output parameter, and set its value.
4426 (vect_enhance_data_refs_alignment): Ignore the new return value from
4427 calls to vect_get_data_access_cost; obtain stmt_cost_vec from
4428 vect_peeling_hash_choose_best_peeling and pass its contents to the
4430 * tree-vect-stmts.c (stmt_vectype): New function.
4431 (stmt_in_inner_loop_p): Likewise.
4432 (record_stmt_cost): Likewise.
4433 (vect_model_simple_cost): Add stmt_cost_vec parameter; call
4434 record_stmt_cost instead of old calculation; don't call
4435 stmt_vinfo_set_inside_of_loop_cost.
4436 (vect_model_promotion_demotion_cost): Call add_stmt_cost instead of
4437 old calculation; don't call stmt_vinfo_set_inside_of_loop_cost.
4438 (vect_model_store_cost): Add stmt_cost_vec parameter; call
4439 record_stmt_cost instead of old calculation; add stmt_cost_vec
4440 parameter to vect_get_store_cost call; don't call
4441 stmt_vinfo_set_inside_of_loop_cost.
4442 (vect_get_store_cost): Add stmt_cost_vec parameter; call
4443 record_stmt_cost instead of old calculation.
4444 (vect_model_load_cost): Add stmt_cost_vec parameter; call
4445 record_stmt_cost instead of old calculation; add stmt_cost_vec
4446 parameter to vect_get_load_cost call; don't call
4447 stmt_vinfo_set_inside_of_loop_cost.
4448 (vect_get_load_cost): Add stmt_cost_vec parameter; call
4449 record_stmt_cost instead of old calculation.
4450 (vectorizable_call): Add NULL parameter to vect_model_simple_cost call.
4451 (vectorizable_conversion): Likewise.
4452 (vectorizable_assignment): Likewise.
4453 (vectorizable_shift): Likewise.
4454 (vectorizable_operation): Likewise.
4455 (vectorizable_store): Add NULL parameter to vect_model_store_cost call.
4456 (vectorizable_load): Add NULL parameter to vect_model_load_cost call.
4457 (new_stmt_vec_info): Don't set STMT_VINFO_INSIDE_OF_LOOP_COST.
4458 * config/spu/spu.c (TARGET_VECTORIZE_INIT_COST): New macro def.
4459 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
4460 (TARGET_VECTORIZE_FINISH_COST): Likewise.
4461 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
4462 (spu_init_cost): New function.
4463 (spu_add_stmt_cost): Likewise.
4464 (spu_finish_cost): Likewise.
4465 (spu_destroy_cost_data): Likewise.
4466 * config/i386/i386.c (ix86_init_cost): New function.
4467 (ix86_add_stmt_cost): Likewise.
4468 (ix86_finish_cost): Likewise.
4469 (ix86_destroy_cost_data): Likewise.
4470 (TARGET_VECTORIZE_INIT_COST): New macro def.
4471 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
4472 (TARGET_VECTORIZE_FINISH_COST): Likewise.
4473 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
4474 * config/rs6000/rs6000.c (TARGET_VECTORIZE_INIT_COST): New macro def.
4475 (TARGET_VECTORIZE_ADD_STMT_COST): Likewise.
4476 (TARGET_VECTORIZE_FINISH_COST): Likewise.
4477 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
4478 (rs6000_init_cost): New function.
4479 (rs6000_add_stmt_cost): Likewise.
4480 (rs6000_finish_cost): Likewise.
4481 (rs6000_destroy_cost_data): Likewise.
4482 * tree-vect-slp.c (vect_free_slp_instance): Free stmt_cost_vec.
4483 (vect_create_new_slp_node): Don't set SLP_TREE_INSIDE_OF_LOOP_COST.
4484 (vect_get_and_check_slp_defs): Add stmt_cost_vec parameter; add
4485 stmt_cost_vec parameter to vect_model_store_cost and
4486 vect_model_simple_cost calls.
4487 (vect_build_slp_tree): Remove inside_cost parameter; add stmt_cost_vec
4488 parameter; add stmt_cost_vec parameter to vect_get_and_check_slp_defs,
4489 vect_model_load_cost, and recursive vect_build_slp_tree calls; prevent
4490 calculating cost more than once for loads; remove inside_cost
4491 parameter from recursive vect_build_slp_tree calls; call
4492 record_stmt_cost instead of old calculation.
4493 (vect_analyze_slp_instance): Allocate stmt_cost_vec and save it with
4494 the instance; free it on premature exit; remove inside_cost parameter
4495 from vect_build_slp_tree call; add stmt_cost_vec parameter to
4496 vect_build_slp_tree call; don't set SLP_INSTANCE_INSIDE_OF_LOOP_COST.
4497 (new_bb_vec_info): Call init_cost.
4498 (destroy_bb_vec_info): Call destroy_cost_data.
4499 (vect_bb_vectorization_profitable_p): Call add_stmt_cost for each
4500 statement recorded with an SLP instance; call finish_cost instead of
4501 the old calculation.
4502 (vect_update_slp_costs_according_to_vf): Record statement costs from
4503 SLP instances, multiplying by the appropriate number of copies; don't
4504 update SLP_INSTANCE_INSIDE_OF_LOOP_COST.
4506 2012-07-13 Richard Guenther <rguenther@suse.de>
4509 * builtins.c (get_pointer_alignment_1): Handle constant
4512 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
4513 Steven Bosscher <steven@gcc.gnu.org>
4514 Bernd Schmidt <bernds@codesourcery.com>
4516 PR rtl-optimization/53908
4517 * df-problems.c (can_move_insns_across): When doing
4518 memory-reference book-keeping, handle call insns.
4520 2012-07-13 Richard Guenther <rguenther@suse.de>
4522 * gimple.c (gimple_types_compatible_p_1): Remove redundant
4523 type attribute comparisons.
4524 (gimple_canonical_types_compatible_p): Likewise.
4526 2012-07-12 Hans-Peter Nilsson <hp@axis.com>
4528 PR rtl-optimization/53176
4529 * rtlanal.c (rtx_cost): Adjust default cost for X with a
4530 UNITS_PER_WORD factor for all X according to the size of
4531 its mode, not just for SUBREGs with untieable modes.
4532 Handle SET. Use factor * factor for MULT, DIV, UDIV,
4535 2012-07-12 Uros Bizjak <ubizjak@gmail.com>
4537 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
4538 QImode and HImode splitters. Use ix86_comparison_operator.
4539 Explicitly match FLAGS_REG.
4540 (DFmode cmove splitter): Explicitly match FLAGS_REG.
4542 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
4544 * expr.h (can_move_by_pieces): Move prototype from here ...
4545 * tree.h (can_move_by_pieces): ... to here.
4546 * optabs.h (set_widening_optab_handler): Use XCNEW.
4547 * gimplify.c: Do not include expr.h.
4549 * toplev.c: Do not include dwarf2out.h.
4550 * config/ia64/ia64.c: Likewise.
4551 * config/sparc/sparc.c: Likewise.
4552 * config/sparc/t-sparc (sparc.o): Fix dependencies.
4554 * Makefile.in (toplev.o): Fix dependencies
4555 (c-family/c-gimplify.o): Likewise.
4556 (c-family/c-common.o): Likewise.
4558 2012-07-11 Steven Bosscher <steven@gcc.gnu.org>
4560 * basic-block.h (struct edge_def): Use basic_block instead of
4562 * cfgloop.h (struct loop_exit, struct loop): Likewise.
4563 * gengenrtl.c (type_from_format): Likewise. Also for 'tree'
4564 instead of union tree_node *.
4565 * rtl.h (union rtunion_def, emit_insn_before_noloc,
4566 emit_insn_after_noloc, add_insn_before, add_insn_after,
4567 debug_bb_slim): Likewise.
4568 * tree-inline.h (struct copy_body_data): Likewise.
4569 * sched-rgn.c (dump_region_dot): Likewise.
4570 * gimple.h (struct gimple_statement_base, gimple_set_bb,
4571 gsi_move_to_bb_end): Likewise.
4572 * sched-vis.c (debug_bb_slim): Likewise.
4573 (debug_bb_n_slim): Likewise.
4574 * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Likewise.
4575 (mn10300_block_contains_call):
4577 2012-07-11 Greta Yorsh <Greta.Yorsh@arm.com>
4580 * config/arm/arm.c (arm_early_load_addr_dep): Handle new
4583 2012-07-11 Jonathan Wakely <jwakely.gcc@gmail.com>
4585 * doc/extend.texi (Namespace Association): Alter cautionary text.
4587 2012-07-10 Oleg Endo <olegendo@gcc.gnu.org>
4590 * config/sh/sh.md: Remove displacement addresssing related splits.
4592 2012-07-10 Xinliang David Li <davidxl@google.com>
4594 * doc/invoke.texi: New option documented.
4595 * flag-types.h: New enum type.
4596 * gimplify.c (gimplify_bind_expr): Control
4597 clobber generation with new option.
4598 (gimplify_target_expr): Ditto.
4599 * common.opt: New option.
4601 2012-07-10 Julian Brown <julian@codesourcery.com>
4603 * config/arm/arm.md (movsi): Don't split symbol refs here.
4604 (define_split): New.
4606 2012-07-10 Andreas Schwab <schwab@linux-m68k.org>
4609 * config/m68k/m68k.c (m68k_epilogue_uses): New.
4610 * config/m68k/m68k.h (EPILOGUE_USES): Use it.
4611 * config/m68k/m68k-protos.h (m68k_epilogue_uses): Add prototype.
4613 2012-07-10 Richard Henderson <rth@redhat.com>
4615 * target.def (builtin_mul_widen_even, builtin_mul_widen_odd): Remove.
4616 * system.h (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Poison.
4617 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Poison.
4618 * config/i386/i386.c (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): Remove.
4619 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): Remove.
4620 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): Remove.
4621 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): Remove.
4622 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): Remove.
4623 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): Remove.
4624 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): Remove.
4625 (bdesc_args): Remove entries to match.
4626 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): Remove.
4627 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
4628 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
4629 * config/rs6000/rs6000.c (rs6000_builtin_mul_widen_even): Remove.
4630 (rs6000_builtin_mul_widen_odd): Remove.
4631 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
4632 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
4633 * config/spu/spu.c (spu_builtin_mul_widen_even): Remove.
4634 (spu_builtin_mul_widen_odd): Remove.
4635 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): Remove.
4636 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): Remove.
4637 * doc/tm.texi.in: Don't document the removed hooks.
4639 * tree-vect-stmts.c (supportable_widening_operation): Expand
4640 WIDEN_MULT_EXPR via VEC_WIDEN_MULT_EVEN/ODD_EXPR if possible.
4642 * expmed.c (expmed_mult_highpart): Rename from expand_mult_highpart.
4643 (expmed_mult_highpart_optab): Rename from expand_mult_highpart_optab.
4644 * optabs.c (can_mult_highpart_p): New.
4645 (expand_mult_highpart): New.
4646 * expr.c (expand_expr_real_2) [MULT_HIGHPART_EXPR): Use it.
4647 * tree-vect-generic.c (expand_vector_operations_1): Don't expand
4648 by pieces if can_mult_highpart_p.
4649 (expand_vector_divmod): Use can_mult_highpart_p and always
4650 generate MULT_HIGHPART_EXPR.
4651 * tree-vect-patterns.c (vect_recog_divmod_pattern): Likewise.
4652 * tree-vect-stmts.c (vectorizable_operation): Likewise.
4654 * config/spu/spu-builtins.md (spu_mpy): Move to spu.md.
4655 (spu_mpyu, spu_mpyhhu, spu_mpyhh): Likewise.
4656 * config/spu/spu.md (vec_widen_smult_odd_v8hi): Rename from spu_mpy.
4657 (vec_widen_umult_odd_v8hi): Rename from spu_mpyu.
4658 (vec_widen_smult_even_v8hi): Rename from spu_mpyhh.
4659 (vec_widen_umult_even_v8hi): Rename from spu_mpyhhu.
4660 * config/spu/spu-builtins.def: Update pattern names to match.
4662 * config/rs6000/altivec.md (vec_widen_umult_even_v16qi): Rename
4663 from altivec_vmuleub.
4664 (vec_widen_smult_even_v16qi): Rename from altivec_vmulesb.
4665 (vec_widen_umult_even_v8hi): Rename from altivec_vmuleuh.
4666 (vec_widen_smult_even_v8hi): Rename from altivec_vmulesh.
4667 (vec_widen_umult_odd_v16qi): Rename from altivec_vmuloub.
4668 (vec_widen_smult_odd_v16qi): Rename from altivec_vmulosb.
4669 (vec_widen_umult_odd_v8hi): Rename from altivec_vmulouh.
4670 (vec_widen_smult_odd_v8hi): Rename from altivec_vmulosh.
4671 * config/rs6000/rs6000-builtin.def: Update pattern names to match.
4673 * config/i386/sse.md (vec_widen_umult_even_v8si): Rename from
4675 (vec_widen_umult_even_v4si): Rename from sse2_umulv2siv2di3.
4676 (vec_widen_smult_even_v8si): Rename from avx2_mulv4siv4di3.
4677 (mulv4si3): Remove XOP test shadowed by SSE4 test.
4678 * config/i386/i386.c (bdesc_args): Update pattern names.
4679 (ix86_expand_sse2_mulvxdi3): Likewise.
4680 (ix86_expand_mul_widen_evenodd): Likewise. Remove XOP test
4681 shadowed by SSE4 test.
4683 * tree.def (VEC_WIDEN_MULT_EVEN_EXPR, VEC_WIDEN_MULT_ODD_EXPR): New.
4684 * cfgexpand.c (expand_debug_expr): Handle them.
4685 * expr.c (expand_expr_real_2): Likewise.
4686 * fold-const.c (fold_binary_loc): Likewise.
4687 * gimple-pretty-print.c (dump_binary_rhs): Likewise.
4688 * optabs.c (optab_for_tree_code): Likewise.
4689 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
4690 * tree-inline.c (estimate_operator_cost): Likewise.
4691 * tree-pretty-print.c (dump_generic_node): Likewise.
4692 * tree.c (commutative_tree_code): Likewise.
4693 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
4694 Handle type change before looking up optab.
4695 * optabs.h (OTI_vec_widen_umult_even, OTI_vec_widen_umult_odd): New.
4696 (OTI_vec_widen_smult_even, OTI_vec_widen_smult_odd): New.
4697 (vec_widen_umult_even_optab, vec_widen_umult_odd_optab): New.
4698 (vec_widen_smult_even_optab, vec_widen_smult_odd_optab): New.
4699 * genopinit.c (optabs): Initialize them.
4700 * doc/md.texi: Document them.
4702 2012-07-10 Dehao Chen <dehao@google.com>
4704 * tree.h (phi_arg_d): New field.
4705 * tree-flow-inline.h (gimple_phi_arg_block): New function.
4706 (gimple_phi_arg_block_from_edge): New function.
4707 (gimple_phi_arg_set_block): New function.
4708 (gimple_phi_arg_has_block): New function.
4709 (redirect_edge_var_map_block): New function.
4710 * tree-flow.h (_edge_var_map): New field.
4711 * tree-ssa-live.c (remove_unused_locals): Mark phi_arg's block as used.
4712 * tree-eh.c (cleanup_empty_eh_merge_phis): Add block debug info for
4713 redirect_edge_var_map_add.
4714 * tree-outof-ssa.c (_elim_graph): New field.
4715 (insert_partition_copy_on_edge): New parameter.
4716 (insert_value_copy_on_edge): New parameter.
4717 (insert_rtx_to_part_on_edge): New parameter.
4718 (insert_part_to_rtx_on_edge): New parameter.
4719 (elim_graph_add_edge): New parameter.
4720 (elim_graph_remove_succ_edge): New parameter.
4721 (FOR_EACH_ELIM_GRAPH_SUCC): New parameter.
4722 (FOR_EACH_ELIM_GRAPH_PRED): New parameter.
4723 (new_elim_graph): Add block debug info.
4724 (clear_elim_graph): Likewise.
4725 (delete_elim_graph): Likewise.
4726 (elim_graph_add_node): Likewise.
4727 (elim_graph_add_edge): Likewise.
4728 (elim_graph_remove_succ_edge): Likewise.
4729 (eliminate_build): Likewise.
4730 (elim_forward): Likewise.
4731 (elim_unvisited_predecessor): Likewise.
4732 (elim_backward): Likewise.
4733 (elim_create): Likewise.
4734 (eliminate_phi): Likewise.
4735 (insert_backedge_copies): Likewise.
4736 * tree-into-ssa.c (insert_phi_nodes_for): Add block debug info for
4738 (rewrite_add_phi_arguments): Likewise.
4739 * tree-ssa-loop-im.c (execute_sm_if_changed): Likewise.
4740 * tree-ssa-tail-merge.c (replace_block_by): Likewise.
4741 * tree-ssa-threadupdate.c (copy_phi_args): Likewise.
4742 * tree-loop-distribution.c (update_phis_for_loop_copy): Likewise.
4743 * tree-ssa-loop-manip.c (create_iv): Likewise.
4744 (add_exit_phis_edge): Likewise.
4745 (split_loop_exit_edge): Likewise.
4746 (copy_phi_node_args): Likewise.
4747 (tree_transform_and_unroll_loop): Likewise.
4748 * value-prof.c (gimple_ic): Likewise.
4749 (gimple_stringop_fixed_value): Likewise.
4750 * tree-tailcall.c (add_successor_phi_arg): Likewise.
4751 (eliminate_tail_call): Likewise.
4752 (create_tailcall_accumulator): Likewise.
4753 (tree_optimize_tail_calls_1): Likewise.
4754 * tree-phinodes.c (add_phi_arg): Likewise.
4755 (make_phi_node): Likewise.
4756 (resize_phi_node): Likewise.
4757 (remove_phi_arg_num): Likewise.
4758 * omp-low.c (expand_parallel_call): Likewise.
4759 (expand_omp_for_static_chunk): Likewise.
4760 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop):
4762 (slpeel_update_phi_nodes_for_guard1): Likewise.
4763 (slpeel_update_phi_nodes_for_guard2): Likewise.
4764 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4765 (set_prologue_iterations): Likewise.
4766 (slpeel_tree_peel_loop_to_edge): Likewise.
4767 (vect_loop_versioning): Likewise.
4768 * tree-parloops.c (create_phi_for_local_result): Likewise.
4769 (transform_to_exit_first_loop): Likewise.
4770 (create_parallel_loop): Likewise.
4771 * ipa-split.c (split_function): Likewise.
4772 * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
4773 (vect_create_epilog_for_reduction): Likewise.
4774 * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
4775 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Likewise.
4776 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
4777 (cond_if_else_store_replacement_1): Likewise.
4778 * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
4779 (remove_forwarder_block_with_phi): Likewise.
4780 * tree-ssa-pre.c (insert_into_preds_of_block): Likewise.
4781 * tree-predcom.c (initialize_root_vars): Likewise.
4782 (initialize_root_vars_lm): Likewise.
4783 * sese.c (sese_add_exit_phis_edge): Likewise.
4784 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
4785 * tree-ssa.c (flush_pending_stmts): Likewise.
4786 (redirect_edge_var_map_add): Likewise.
4787 (ssa_redirect_edge): Likewise.
4788 * gimple-streamer-in.c (input_phi): Likewise.
4789 * tree-vect-stmts.c (vectorizable_load): Likewise.
4790 * tree-inline.c (copy_phis_for_bb): Likewise.
4791 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
4792 * tree-switch-conversion.c (fix_phi_nodes): Likewise.
4793 * tree-cfg.c (reinstall_phi_args): Likewise.
4794 (gimple_make_forwarder_block): Likewise.
4795 (add_phi_args_after_copy_edge): Likewise.
4796 (gimple_duplicate_sese_tail): Likewise.
4798 2012-07-09 Oleg Endo <olegendo@gcc.gnu.org>
4801 * config/sh/sh.c (sequence_insn_p): New function.
4802 (find_barrier, sh_insn_length_adjustment): Use it.
4804 2012-07-09 Iain Sandoe <iain@codesourcery.com>
4807 * config/i386/i386.c (ix86_fold_builtin): Call SUBTARGET_FOLD_BUILTIN
4809 * config/darwin.h: Rename TARGET_FOLD_BUILTIN to
4810 SUBTARGET_FOLD_BUILTIN.
4811 * config/rs6000/darwin.h: Map TARGET_FOLD_BUILTIN onto
4812 SUBTARGET_FOLD_BUILTIN.
4814 2012-07-09 Iain Sandoe <iain@codesourcery.com>
4816 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Move NeXT
4817 runtime exceptions model setting from here ...
4818 * config/darwin.c (darwin_override_options): ... to here.
4820 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
4822 PR tree-optimization/53887
4823 * tree-cfg.c (group_case_labels_stmt): Make non-static.
4824 * tree-flow.h (group_case_labels_stmt): Add prototype.
4825 * tree-switch-conversion.c (process_switch): Use group_case_labels_stmt
4826 to pre-process every switch.
4828 2012-07-09 Jason Merrill <jason@redhat.com>
4831 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
4832 (type_hash_eq): Likewise.
4834 2012-07-09 Tom de Vries <tom@codesourcery.com>
4835 Richard Guenther <rguenther@suse.de>
4837 * tree-ssa-ccp.c (optimize_unreachable): New function.
4838 (execute_fold_all_builtins): Use optimize_unreachable to optimize
4839 BUILT_IN_UNREACHABLE. Don't optimize after BUILT_IN_UNREACHABLE.
4841 2012-07-09 Richard Guenther <rguenther@suse.de>
4844 * graphite-optimize-isl.c: Make sure CU is not empty.
4846 2012-07-09 Steven Bosscher <steven@gcc.gnu.org>
4848 * gensupport.c (init_rtx_reader_args_cb): Start counting code
4849 generating patterns from 1 to free up 0 for CODE_FOR_nothing.
4850 * gencodes.c (main): Give CODE_FOR_nothing the value 0. Add
4851 the LAST_INSN_CODE marker at the end.
4852 * genoutput.c (nothing): New static struct data.
4853 (idata): Initialize to ¬hing.
4854 (idata_end): Initialize to ¬hing.next.
4855 (init_insn_for_nothing): New function to create dummy 'nothing' insn.
4857 * genpeep.c (insn_code_number): Remove global variable.
4858 (gen_peephole): Take it as an argument instead.
4859 (main): Take insn_code_number from read_md_rtx.
4860 * optabs.h: Revert r161809:
4861 (optab_handlers): Change type of insn_code back to insn_code.
4862 (optab_handler, widening_optab_handler, set_optab_handler,
4863 set_widening_optab_handler, convert_optab_handler,
4864 set_convert_optab_handler, direct_optab_handler,
4865 set_direct_optab_handler): Remove int casts.
4866 Revert to treating the insn_code field as "insn_code".
4868 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
4870 * config/sh/sh.md (*return_i): Move trap_exit attribute check to ...
4871 * config/sh/sh.c (sh_cfun_trap_exit_p): ... this new function.
4872 * config/sh/sh-protos.h: Declare it.
4874 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
4876 * mcf.c: Do not include tm.h, tree.h, and langhooks.h.
4877 (dump_fixup_graph): Use current_function_name.
4878 (adjust_cfg_counts): Likewise.
4879 * ira-conflicts.c: Do not include tree.h.
4880 (ira_build_conflicts): Use REG_USERVAR_P instead of DECL_ARTIFICIAL.
4882 2012-07-08 Oleg Endo <olegendo@gcc.gnu.org>
4885 * config/sh/sh.md (*branch_true_eq, *branch_false_ne, nott): New insns.
4887 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
4889 * basic-block.h: Re-group most prototypes per file.
4890 (struct edge_list): Remove num_blocks field.
4891 (dump_bb_info): Adjust prototypes.
4892 (dump_reg_info): Move prototype to regs.h.
4893 * function.h: Do not include tree.h.
4894 Include vec.h, vecir.h, input.h and machmode.h to compensate.
4895 (function_name): New prototype.
4896 * gimple.h: Include tree.h to compensate for basic-block.h change.
4897 * langhooks.h: Note that tree.h is only necessary for enum tree_code.
4898 * regs.h (dump_reg_info): Prototype here.
4899 * regset.h: Adjust file reference in comment.
4900 (debug_regset): Remove prototype.
4901 * rtl.h: Include flags.h for flag_var_tracking_assignments.
4902 (MAY_HAVE_DEBUG_INSNS): Define as flag_var_tracking_assignments
4903 instead of no-longer-available tree.h's MAY_HAVE_DEBUG_STMTS.
4904 (dump_reg_info, dump_flow_info): Remove prototypes.
4905 * bb-reorder.c (set_edge_can_fallthru_flag): Move from cfganal.c
4906 to here, the only user. Make static.
4907 (reorder_basic_blocks): Call dump_reg_info before dump_flow_info.
4908 * cfg.c: Do not include tm.h, tree.h, rtl.h, hard-reg-set.h, regs.h,
4909 flags.h, function.h, except.h, diagnostic-core.h, tm_p.h, timevar.h,
4910 tree-pass.h, cfgloop.h, and tree-flow.h.
4911 Include basic-block.h, the first header I'd expect to be included.
4912 (reg_obstack): Move to df-core.c.
4913 (free_edge): Remove bogus ATTRIBUTE_UNUSED.
4914 (remove_edge_raw): Do not call tree-ssa's redirect_edge_var_map_clear.
4915 (redirect_edge_succ_nodup): Move to cfghooks.c.
4916 (dump_regset, debug_regset): Move to df-core.c.
4917 (dump_bb_info): Move to cfgrtl.c.
4918 (dump_reg_info): Move to regstat.c.
4919 (dump_flow_info): Move to cfgrtl.c.
4920 (debug_flow_info): Likewise.
4921 (dump_edge_info): Do not look at cfun, a CFG without cfun is nonsense.
4922 * cfganal.c: Do not include tm.h, rtl.h, obstack.h, hard-reg-set.h,
4923 insn-config.h, recog.h, diagnostic-core.h, tm_p.h, and cfgloop.h.
4924 (flow_active_insn_p, forwarder_block_p, can_fallthru,
4925 could_fall_through): Move to cfgrtl.c.
4926 (set_edge_can_fallthru_flag): Moved to bb-reorder.c.
4927 (create_edge_list): Do not set edge_list's removed num_blocks.
4928 (print_edge_list): Look at n_basic_blocks instead of num_blocks.
4929 (flow_nodes_print): Remove.
4930 (flow_edge_list_print): Remove.
4931 (inverted_post_order_compute): Use FOR_ALL_BB.
4932 * cfgrtl.c (dump_flow_info): Moved from cfg.c.
4933 Do not call dump_reg_info.
4934 (debug_flow_info): Moved from cfg.c
4935 (dump_bb_info): Moved from cfg.c. Take 'verbose' argument
4936 to avoid looking at TDF_* flags from tree-pass.h.
4937 (flow_active_insn_p, forwarder_block_p, can_fallthru,
4938 could_fall_through): Moved from cfganal.c.
4939 (print_rtl_with_bb): Adjust dump_bb_info calls.
4940 * cfghooks.c (redirect_edge_succ_nodup): Moved from cfg.c.
4941 (remove_edge): Call redirect_edge_var_map_clear if IR_GIMPLE.
4942 (cfgcleanup.c): Look at MAY_HAVE_DEBUG_INSNS, not MAY_HAVE_DEBUG_STMTS.
4943 * cselib.c: Include tree.h with a FIXME.
4944 * df-core.c (reg_obstack): Moved from cfg.c.
4945 (dump_regset): Likewise.
4946 (debug_regset): Likewise. Make a DEBUG_FUNCTION.
4947 * final.c (compute_alignments): Call dump_reg_info before
4949 * function.c (function_name): New function.
4950 (current_function_name): Use it.
4951 * ifcvt.c (rest_of_handle_if_conversion): Call dump_reg_info before
4953 * ira-conflicts.c: Include tree.h with a note.
4954 * regstat.c (dump_reg_info): Moved here from cfg.c.
4955 * loop-init.c: Include regs.h instead of hard-reg-set.h.
4956 (rtl_loop_init): Call dump_reg_info before dump_flow_info.
4957 (rtl_loop_done): Likewise.
4958 * mcf.c: Include tree.h before langhooks.h.
4959 * predict.c (maybe_hot_count_p): Assert we have cfun.
4960 (probably_never_executed_bb_p): Likewise.
4961 * profile.c (compute_branch_probabilities): Use gimple_dump_cfg
4962 instead of dump_flow_info.
4963 * sched-deps.c: Include tree.h with a FIXME.
4964 (call_may_noreturn_p): Add FIXME note why this function has to
4965 look at function decls instead of function decl flags.
4966 * sched-vis.c: Include tree.h with a FIXME.
4967 (print_rtl_slim): Adjust dump_bb_info uses.
4968 * statistics.c (statistics_fini_pass_2): Use current_function_name
4969 to avoid including tree.h.
4970 (statistics_counter_event): Use function_name for the same reason.
4971 (statistics_histogram_event): Likewise.
4972 * tracer.c (tracer): Remove bogus gcc_assert. Use brief_dump_cfg
4973 instead of dump_flow_info.
4974 * var-tracking.c (variable_tracking_main_1): Call dump_reg_info
4975 before dump_flow_info.
4976 * doc/cfg.texi: Update CFG documentation.
4977 * Makefile.in (RTL_H): Depend on FLAGS_H.
4978 (GIMPLE_H): Depend on TREE_H.
4979 (FUNCTION_H): Depend on VEC_H, vecir.h, INPUT_H and MACHMODE_H,
4980 but no longer on TREE_H.
4981 (C_COMMON_H): Depend on TREE_H.
4982 (cselib.o, cse.o, cfganal.o, loop-init.o, ira-conflicts.o,
4983 sched-deps.o, sched-vis.o): Fixup dependencies.
4985 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
4987 * alias.h: Do not include coretypes.h in header files.
4988 * cppbuiltin.h: Likewise.
4989 * double-int.h: Likewise.
4990 * gimple-fold.h: Likewise.
4991 * flags.h: Likewise.
4992 * tree-ssa-alias.h: Likewise.
4993 * gengtype.h (obstack_chunk_alloc, obstack_chunk_free,
4994 OBSTACK_CHUNK_SIZE): Define here to avoid dependency on coretypes.h.
4995 * Makefile.in (RTL_BASE_H): Depend on coretypes.h.
4997 (ALIAS_H): Do not depend on coretypes.h.
4998 (FLAGS_H): Likewise.
4999 (realmpfr.o): Depend on coretypes.h.
5001 2012-07-08 Steven Bosscher <steven@gcc.gnu.org>
5003 * Makefile.in (gengtype-lex.o, gengtype-parse.o, gengtype-state.o,
5004 gengtype.o): Add -DGENERATOR_FILE manually for host gengtype objects.
5006 2012-07-07 Richard Earnshaw <rearnsha@arm.com>
5008 * arm.h (TARGET_CPU_CPP_BUILTINS): Remove Maverick support.
5009 (TARGET_FPA): Delete definition.
5010 (TARGET_MAVERICK): Likewise.
5011 (TARGET_FPA_EMU2): Likewise.
5012 (arm_fp_model): Remove FPA and Maverick models.
5013 (arm_arch_cirrus): Delete declaration.
5014 (FLOAT_WORDS_BIG_ENDIAN): Delete definition.
5015 (FIXED_REGISTERS): Remove FPA and Maverick support. Reorganize.
5016 (CALL_USED_REGISTERS): Likewise.
5017 (FIRST_FPA_REGNUM, LAST_FPA_REGNUM): Delete definition.
5018 (FIRST_VFP_REGNUM): Renumbered.
5019 (D7_VFP_REGNUM): Chain definition.
5020 (LAST_LO_VFP_REGNUM): Likewise.
5021 (FIRST_HI_VFP_REGNUM): Likewise.
5022 (LAST_HI_VFP_REGNUM): Likewise.
5023 (FIRST_IWMMXT_GR_REGNUM): Likewise.
5024 (LAST_IWMMXT_GR_REGNUM): Likewise.
5025 (FIRST_IWMMXT_REGNUM): Likewise.
5026 (LAST_IWMMXT_REGNUM): Likewise.
5027 (FRAME_POINTER_REGNUM): Renumbered.
5028 (ARG_POINTER_REGNUM): Renumbered.
5029 (FIRST_PSEUDO_REGISTER): Remove FPA and Maverick registers.
5030 (FIRST_CIRRUS_FP_REGNUM, LAST_CIRRUS_FP_REGNUM): Delete definitions.
5031 (HARD_REGNO_REGNUM): Remove FPA support.
5032 (REG_ALLOC_ORDER): Remove FPA and Maverick registers. Reorganize.
5033 (reg_class): Likewise.
5034 (REG_CLASS_NAMES): Likewise.
5035 (REG_CLASS_CONTENTS): Likewise.
5036 (CANNOT_CHANGE_MODE_CLASS): Never true. Update comment.
5037 (SECONDARY_INPUT_RELOAD_CLASS): Remove Maverick support.
5038 (CLASS_MAX_NREGS): Remove FPA and Maverick support.
5039 * aout.h (REGISTER_NAMES): Remove FPA and Maverick registers.
5040 Reorganize. Use AAPCS preferred names.
5041 (ADDITIONAL_REGISTER_NAMES): Remove aliases for Maverick. Update
5043 (OVERLAPPING_REGISTER_NAMES): Update register numbering.
5044 * arm.c (FL_CIRRUS): Delete definition.
5045 (arm_arch_cirrus): Delete variable.
5046 (arm_float_words_big_endian): Delete function.
5047 (cirrus_memory_offset): Delete function.
5048 (output_mov_long_double_fpa_from_arm): Delete function.
5049 (output_mov_long_double_arm_from_fpa): Delete function.
5050 (output_mov_double_fpa_from_arm): Delete function.
5051 (output_mov_double_arm_from_fpa): Delete function.
5052 (emit_sfm): Delete function.
5053 (maybe_get_arm_condition_code): Update comment.
5054 (arm_file_start): Always use softvfp for softfloat systems.
5055 (thumb_core_reg_alloc_order): Adjust for updated register allocation.
5056 (arm_option_override): Remove FPA and Maverick support. Always
5057 default to vfp as the fallback FPU format.
5058 (use_return_insn): Remove FPA support.
5059 (arm_get_frame_offsets): Likewise.
5060 (arm_save_coproc_regs): Likewise.
5061 (arm_canonicalize_comparison): Remove Maverick support.
5062 (arm_select_cc_mode): Likewise.
5063 (arm_gen_compare_reg): Likewise.
5064 (arm_print_operand): Likewise.
5065 (arm_libcall_value_1): Remove FPA and Maverick support.
5066 (arm_function_value_regno_p): Likewise.
5067 (arm_apply_result_size): Likewise.
5068 (arm_legitimate_index_p): Likewise.
5069 (thumb2_legitimate_index_p): Likewise.
5070 (legitimize_reload_address): Likewise.
5071 (arm_register_move_cost): Likewise.
5072 (arm_hard_regno_mode_ok): Likewise.
5073 (arm_regno_class): Likewise.
5074 (arm_dbx_register_number): Likewise.
5075 (arm_emit_unwind_sequence): Likewise.
5076 (arm_conditional_register_usage): Likewise.
5077 * arm-protos.h (neg_const_double_rtx_ok_for_fpa): Remove declaration.
5078 (cirrus_memory_offset): Likewise.
5079 (output_move_long_double_fpa_from_arm): Likewise.
5080 (output_move_long_double_arm_from_fpa): Likewise.
5081 (output_move_double_fpa_from_arm): Likewise.
5082 (output_move_double_arm_from_fpa): Likewise.
5083 (arm_float_words_big_endian): Likewise.
5084 * arm.md (CC_REGNUM): Renumbered.
5085 (VFPCC_REGNUM): Moved here. Renumbered.
5086 (FPA_F0_REGNUM, FPA_F7_REGNUM): Delete.
5087 (attr fpu): Remove FPA and Maverick support.
5088 * vfp.md (VFPCC_REGNUM): Delete. Moved to arm.md.
5089 * arm-cores.def (ep9312): Remove Maverick support.
5090 * arm-arches.def (ep9312): Delete architecture.
5091 * arm-tables.opt: Regenerated.
5093 * arm/linux-elf.h (FPUTYPE_DEFAULT): Set to vfp.
5095 2012-07-07 Steven Bosscher <steven@gcc.gnu.org>
5097 PR tree-optimization/53881
5098 * tree-switch-conversion.c (emit_case_bit_tests): Do not rely on
5099 comparing labels to establish uniqueness of a switch case target,
5100 use the CFG instead.
5102 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
5104 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
5105 due to negative shift amount.
5107 2012-07-07 Hans-Peter Nilsson <hp@axis.com>
5109 Fix configure test for "stack protector support in target C library".
5110 * configure.ac (test_prefix, test_exec_prefix): Move setting from
5111 inside sysroot handling to before and outside it.
5112 * configure: Regenerate.
5114 2012-07-06 Kai Tietz <ktietz@redhat.com>
5117 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
5118 as "/mingw/include".
5120 2012-07-06 Alexandre Oliva <aoliva@redhat.com>
5123 * var-tracking.c (vt_add_function_parameter): Convert
5124 internal_arg_pointer into arg_pointer-based address even
5127 2012-07-06 Alexandre Oilva <aoliva@redhat.com>
5129 PR rtl-optimization/53827
5132 * alias.c (memrefs_conflict_p): Adjust offset and size by the
5133 same amount for alignment ANDs.
5135 2012-07-06 Tom de Vries <tom@codesourcery.com>
5137 PR tree-optimization/51879
5138 * tree-ssa-sccvn.c (copy_reference_ops_from_call)
5139 (visit_reference_op_call): Handle case that lhs is not an SSA_NAME.
5140 (visit_use): Also call visit_reference_op_call for calls with a vdef.
5142 2012-07-06 Tom de Vries <tom@codesourcery.com>
5144 PR tree-optimization/52009
5145 * tree-ssa-tail-merge.c (gimple_equal_p): For GIMPLE_ASSIGN, compare
5146 value numbers of gimple_vdef.
5147 * tree-ssa-sccvn.h (vn_reference_insert): Add vdef parameter to
5149 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MODIFY_EXPR.
5150 (vn_reference_insert): Add and handle vdef parameter.
5151 (visit_reference_op_load): Add argument to vn_reference_insert call.
5152 (visit_reference_op_store): Find value number of vdef of store. Insert
5153 value number of vdef of store.
5155 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
5157 * config/i386/i386.md (simple lea to add peephole): Also transform
5158 RTXes where second PLUS operand matches output.
5160 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
5162 * config/i386/i386.c (construct_plt_address): Make static.
5163 * config/i386/i386-protos.h (construct_plt_address): Remove.
5165 2012-07-06 Nick Clifton <nickc@redhat.com>
5167 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
5168 default_encode_section_info.
5170 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
5173 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
5174 emit PIC sequence for fnaddr symbol reference in advance.
5176 2012-07-06 Eric Botcazou <ebotcazou@adacore.com>
5179 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
5181 * dwarf2out.c (function_possibly_abstracted_p): New static function.
5182 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
5183 cgraph_function_possibly_inlined_p.
5184 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
5185 (process_scope_var): Do not emit concrete instances of abstracted
5186 nested functions from here.
5187 (gen_decl_die): Emit the abstract instance if the function is possibly
5188 abstracted and not only possibly inlined.
5189 (dwarf2out_finish): Find the first non-abstract parent instance and
5190 attach concrete instances on the limbo list to it.
5192 2012-07-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5193 Julian Brown <julian@codesourcery.com>
5197 * config/arm/neon-gen.ml (return_by_ptr): Delete.
5198 (print_function): Handle empty strings.
5199 (return): Delete use of return_by_ptr.
5200 (mask_shape_for_shuffle): New function.
5201 (mask_elems): Likewise.
5202 (shuffle_fn): Likewise.
5203 (params): Simplify and remove use of return_by_ptr.
5204 (get_shuffle): New function.
5205 (print_variant): Update.
5206 * config/arm/neon.ml (rev_elems): New function.
5207 (permute_range): Likewise.
5208 (zip_range): Likewise.
5209 (uzip_range): Likewise.
5210 (trn_range): Likewise.
5211 (zip_elems): Likewise.
5212 (uzip_elems): Likewise.
5213 (trn_elems): Likewise.
5214 (features): New enumeration Use_shuffle. Delete ReturnPtr.
5217 (ops): Update entries for Vrev64, Vrev32, Vrev16, Vtr, Vzip, Vuzp.
5218 * config/arm/arm_neon.h: Regenerate.
5220 2012-07-05 Richard Guenther <rguenther@suse.de>
5222 * tree-pretty-print.c (dump_generic_node): Properly test
5223 the result of exact_log2.
5225 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5227 * config/s390/s390-protos.h (s390_expand_movmem)
5228 (s390_expand_cmpmem): Add return value.
5229 * config/s390/s390.c (s390_expand_movmem, s390_expand_cmpmem):
5230 Return FALSE to use the library function in some cases.
5231 * config/s390/s390.md (movmem, cmpmem): Evaluate return value of C
5234 2012-07-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5236 * config.gcc: Enable ifunc attribute by default on s390 and s390x.
5238 2012-07-05 Steven Bosscher <steven@gcc.gnu.org>
5240 * expr.c (try_casesi): Remove bogus ATTRIBUTE_UNUSED markers.
5241 * stmt.c (dump_case_nodes): New.
5242 (expand_case): Split out code generation parts into new functions.
5243 (expand_switch_as_decision_tree_p): Split out from expand_case.
5244 (emit_case_decision_tree): Likewise.
5245 (emit_case_dispatch_table): Likewise.
5247 2012-07-05 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5249 * config/arm/iterators.md (SDF): New mode iterator.
5250 (V_if_elem): Add support for SF and DF modes.
5252 (F_constraint): New mode iterator attribute.
5253 (F_fma_type): Likewise.
5254 config/arm/vfp.md (fma<SDF:mode>4): New pattern.
5255 (*fmsub<SDF:mode>4): Likewise.
5256 (*fmnsub<SDF:mode>4): Likewise.
5257 (*fmnadd<SDF:mode>4): Likewise.
5259 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
5261 * expmed.c (expand_mult): Initialize coeff and is_neg.
5263 2012-07-04 Oleg Endo <olegendo@gcc.gnu.org>
5265 * config/sh/predicates.md (zero_extend_operand): New predicate.
5266 * config/sh/sh.md (zero_extendhisi2): Simplify by using new
5267 zero_extend_operand predicate.
5268 (zero_extendqisi2): Likewise.
5270 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
5273 * ipa.c (symtab_remove_unreachable_nodes): Partially revert r187375
5274 to not call cgraph_propagate_frequency if something was changed.
5276 2012-07-04 Richard Guenther <rguenther@suse.de>
5279 * gimple-fold.c (get_base_constructor): Do not return an
5280 error_mark_node DECL_INITIAL.
5282 2012-07-04 Richard Guenther <rguenther@suse.de>
5284 PR tree-optimization/53844
5285 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
5286 the loop virtual PHI.
5288 2012-07-04 Richard Guenther <rguenther@suse.de>
5290 PR tree-optimization/53849
5291 * tree-cfg.c (move_stmt_op): Only call add_referenced_var
5292 for duplicated locals. Use add_referenced_var_1 to avoid
5293 pushing/popping cfun.
5295 2012-07-04 Kai Tietz <ktietz@redhat.com>
5297 * config/i386/winnt.c (i386_pe_reloc_rw_mask): New function.
5298 * config/i386/i386-protos.h (i386_pe_reloc_rw_mask): Add
5300 * config/i386/cygming.h (TARGET_ASM_RELOC_RW_MASK): Define
5301 as i386_pe_reloc_rw_mask.
5303 2012-07-04 Richard Guenther <rguenther@suse.de>
5305 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
5306 as in free_lang_data_in_type.
5308 2012-07-04 Tobias Grosser <tobias@grosser.es>
5309 Michael Matz <matz@suse.de>
5311 * Makefile.in (OBJS): Add graphite-optimize-isl.o.
5312 (graphite-optimize-isl.o): Add dependencies.
5313 * common.opt (floop-nest-optimize): New flag.
5314 * doc/invoke.texi (floop-nest-optimize): Document.
5315 * graphite-dependences.c (compute_deps): Export.
5316 * graphite-poly.h (compute_deps): Declare.
5317 * graphite-optimize-isl.c: New file.
5318 * graphite-poly.c (apply_poly_transforms): Run the loop
5320 * tree-ssa-loop.c (gate_graphite_transforms): Enable graphite
5321 if -floop-nest-optimize is enabled.
5323 2012-07-03 Oleg Endo <olegendo@gcc.gnu.org>
5325 * config/sh/predicates.md (logical_and_operand): New predicate.
5326 * config/sh/constraints.md (Jmb, Jmw): New constraints.
5327 * config/sh/sh.md (andsi3): Move expander above insns. Add handling
5328 of 0xFFFF constant. Use logical_and_operand predicate and
5329 satisfies_constraint_Jmb, satisfies_constraint_Jmw.
5330 (*andsi3_compact): Make it an insn_and_split. Use
5331 logical_and_operand predicate. Add Jmb,Jmw alternatives.
5333 2012-07-03 Jason Merrill <jason@redhat.com>
5336 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
5338 2012-07-03 Nick Clifton <nickc@redhat.com>
5340 * config/mep/mep.c (mep_reorg_regmove): Use
5341 next_nonnote_non_debug_insn to advance to the next insn. Do not
5342 expect delete_insn to return an rtx.
5344 2012-07-03 Richard Guenther <rguenther@suse.de>
5346 * doc/install.texi (CLooG): Clarify how CLooG needs to be
5347 configured and that it needs to be built against ISL 0.10.
5349 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
5351 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
5352 code model string in the error message.
5354 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
5357 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
5358 sibcall_insn_operand. Move it to a temporary register if not.
5360 2012-07-03 Andreas Schwab <schwab@linux-m68k.org>
5363 * config/m68k/m68k.c (m68k_option_override): Reset stack_limit_rtx
5366 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
5368 * config/i386/xmmintrin.h (_mm_sfence): Use __builtin_ia32_pause.
5370 2012-07-03 Roland McGrath <mcgrathr@google.com>
5372 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): Also require that the
5373 assembler accept 'rep bsf ...', 'rep bsr ...', 'rep ret' and 'rep nop'.
5374 * configure: Regenerated.
5375 * config/i386/i386.md (simple_return_internal_long): Use %;
5376 (ctz<mode>2): Likewise.
5379 2012-07-02 Oleg Endo <olegendo@gcc.gnu.org>
5382 * config/sh/predicates.md (t_reg_operand, negt_reg_operand): New
5384 * config/sh/sh-protos.h (get_t_reg_rtx): New prototype.
5385 * config/sh/sh.c (get_t_reg_rtx): New function. Use it when invoking
5386 gen_branch_true and gen_branch_false.
5387 * config/sh/sh.md: Use get_t_reg_rtx when invoking gen_branch_true and
5389 (branch_true, branch_false): Use t_reg_operand predicate.
5390 (*branch_true, *branch_false): Delete.
5391 (movt): Use t_reg_operand predicate.
5392 (*negnegt): Use negt_reg_operand predicate and fold little and big
5394 (*movtt): Use t_reg_operand and fold little and big endian variants.
5397 2012-07-02 Steven Bosscher <steven@gcc.gnu.org>
5399 * stmt.c (emit_case_bit_tests): Remove.
5400 (expand_case): Remove expand_switch_using_bit_tests_p code.
5401 * tree-switch-conversion.c (hoist_edge_and_branch_if_true): New.
5402 (MAX_CASE_BIT_TESTS): Moved from stmt.c to here.
5403 (lshift_cheap_p): Likewise.
5404 (expand_switch_using_bit_tests_p): Likewise.
5405 (struct case_bit_test): Likewise.
5406 (case_bit_test_cmp): Likewise.
5407 (emit_case_bit_tests): New implementation for GIMPLE.
5408 (gen_inbound_check): Do not release post-dominator info here.
5409 (process_switch): Reorder code. Expand as bit tests if it
5411 (do_switchconv): Release post-dominator info here if something changed.
5412 (struct gimple_opt_pass): Verify more.
5413 * tree.h (expand_switch_using_bit_tests_p): Remove prototype.
5415 2012-07-02 Martin Jambor <mjambor@suse.cz>
5418 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
5419 dynamic type change check.
5421 2012-07-02 Richard Guenther <rguenther@suse.de>
5422 Michael Matz <matz@suse.de>
5423 Tobias Grosser <tobias@grosser.es>
5424 Sebastian Pop <sebpop@gmail.com>
5426 * Makefile.in: Remove PPL flags in favor of ISL ones.
5427 (BACKENDLIBS): Remove PPL libs.
5428 (INCLUDES): Remove PPL includes in favor of ISL ones.
5429 (graphite-clast-to-gimple.o): Remove graphite-dependences.h and
5430 graphite-cloog-compat.h dependencies.
5431 (graphite-dependences.o): Likewise.
5432 (graphite-poly.o): Likewise.
5433 * configure.ac: Declare ISL vars instead of PPL ones.
5434 * configure: Regenerated.
5435 * doc/install.texi: Replace PPL requirement documentation with ISL one.
5436 * graphite-blocking.c: Remove PPL code, add ISL equivalent.
5437 * graphite-clast-to-gimple.c: Likewise.
5438 * graphite-dependences.c: Likewise.
5439 * graphite-interchange.c: Likewise.
5440 * graphite-poly.h: Likewise.
5441 * graphite-poly.c: Likewise.
5442 * graphite-sese-to-poly.c: Likewise.
5443 * graphite.c: Likewise.
5444 * graphite-scop-detection.c: Re-arrange includes.
5445 * graphite-cloog-util.c: Remove.
5446 * graphite-cloog-util.h: Likewise.
5447 * graphite-ppl.h: Likewise.
5448 * graphite-ppl.c: Likewise.
5449 * graphite-dependences.h: Likewise.
5451 2012-07-02 Richard Guenther <rguenther@suse.de>
5453 Merge from graphite branch
5454 2011-07-21 Tobias Grosser <tobias@grosser.es>
5456 * Makefile.in (graphite-clast-to-gimple.o, graphite-cloog-util.o):
5457 Remove graphite-cloog-util.h.
5458 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop,
5459 build_iv_mapping, translate_clast_user, translate_clast,
5460 free_scattering, initialize_cloog_names, build_cloog_prog,
5461 create_params_index): Do not use old compatibility functions.
5462 (clast_name_to_index, set_cloog_options): Remove code for legacy cloog.
5463 * graphite-cloog-util.c (openscop_print_cloog_matrix): Do not use old
5464 compatibility functions.
5465 (new_Cloog_Scattering_from_ppl_Polyhedron): Remove code for legacy
5467 * graphite-cloog-util.h: Remove include of graphite-cloog-util.h.
5468 * graphite.c (graphite.c): Do not call outdated cloog_initialize() and
5470 * graphite-cloog-compat.h: Remove.
5472 2011-08-09 Tobias Grosser <tobias@grosser.es>
5474 * graphite-clast-to-gimple.c (new_clast_name_index): Store a copy
5475 of the string, no just a reference.
5476 (clast_name_index): Add a new field, that specifies if we need to free
5478 (free_clast_name_index): If necessary, free the name string.
5479 (clast_name_index_elt_info): Calculate the hash based on the string
5480 content, not the memory location it is stored in.
5481 (clast_name_to_level): Specify that we do not need to free the name.
5482 (clast_name_to_index): Dito.
5483 (clast_name_to_lb_ub): Dito.
5484 (eq_clast_name_indexes): Compare the strings, not their base pointers.
5485 (free_scattering): Removed.
5486 (initialize_cloog_names): Renamed to add_names_to_union_domain().
5487 (add_names_to_union_domain): Changed to work on a union_domain,
5488 instead of a CloogNames structure.
5489 (build_cloog_prog): Removed.
5490 (build_cloog_union_domain): New.
5491 (generate_cloog_input): New.
5492 (scop_to_clast): Use CloogInput instead of CloogProgram.
5493 (print_generated_program): Adapt to new scop_to_clast() and do not
5494 print the CloogProgram any more.
5495 (create_params_index): Removed, functionality integrated in
5496 add_names_to_union_domain().
5497 (gloog): Adapt to new scop_to_clast().
5498 * graphite-clast-to-gimple.h (scop_to_clast): Remove.
5500 2012-01-11 Tobias Grosser <tobias@grosser.es>
5502 * graphite-clast-to-gimple.c (clast_name_to_index,
5503 clast_name_to_lb_ub, clast_name_to_gcc): Change types.
5504 (clast_to_gcc_expression): Add clast_expr_name as a new
5505 case. Do not assume a clast_expr_term points always to a
5507 (type_for_clast_term): Do not assume a clast_expr_term points always to
5509 (type_for_clast_name): New.
5510 (type_for_clast_expr): Add clast_expr_name as a new case.
5512 2011-08-03 Sebastian Pop <sebpop@gmail.com>
5514 * graphite-cloog-util.c (new_Cloog_Domain_from_ppl_Polyhedron,
5515 new_Cloog_Scattering_from_ppl_Polyhedron,
5516 new_Cloog_Domain_from_ppl_Pointset_Powerset): Remove ATTRIBUTE_UNUSED.
5518 2012-07-02 Jakub Jelinek <jakub@redhat.com>
5520 PR tree-optimization/53645
5521 * tree-vect-generic.c (expand_vector_divmod): Use TYPE_MODE (type)
5522 instead of TYPE_MODE (wider_type) as can_vec_perm_p argument.
5524 2012-07-01 Wei Guozhi <carrot@google.com>
5527 * config/arm/arm-protos.h (const_ok_for_dimode_op): New prototype.
5528 * config/arm/arm.c (const_ok_for_dimode_op): New function.
5529 * config/arm/constraints.md (Dd): New constraint.
5530 * config/arm/predicates.md (arm_adddi_operand): New predicate.
5531 * config/arm/arm.md (adddi3): Extend it to handle constants.
5532 (arm_adddi3): Likewise.
5533 (addsi3_carryin_<optab>): Extend it to handle sbc case.
5534 (addsi3_carryin_alt2_<optab>): Likewise.
5535 * config/arm/neon.md (adddi3_neon): Extend it to handle constants.
5537 2012-06-30 Nathan Sidwell <nathan@acm.org>
5539 * coverage.c (bbg_file_stamp): New.
5540 (read_counts_file): Merge incoming stamp with bbg_file_stamp.
5541 (build_info): Write bbg_file_stamp.
5542 (coverage_init): Initialize bbg_file_stamp. Read counts file
5543 before writing graph header.
5544 (coverage_finish): Don't unlink the data file if we can generate a
5546 * tree.h (crc32_unsigned): Declare.
5547 * tree.c (crc32_unsigned_bits): New, broken out of ...
5548 (crc32_byte): ... here. Use it.
5549 (crc32_unsigned): New.
5551 2012-06-29 Cary Coutant <ccoutant@google.com>
5553 * dwarf2out.c (add_pubname_string): Don't check for want_pubnames.
5554 (gen_subprogram_die): Don't add pubname if want_pubnames is false.
5555 (gen_variable_die): Likewise.
5556 (gen_namespace_die): Likewise.
5558 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
5560 * tree-eh.c (lower_try_finally_switch): Really put the location of the
5561 last statement of the finally block onto the switch.
5563 2012-06-29 H.J. Lu <hongjiu.lu@intel.com>
5566 * config/i386/gnu-user64.h (WCHAR_TYPE): Use "int" only for
5569 2012-06-29 Sterling Augustine <saugustine@google.com>
5571 * dwarf2out.c (add_pubname): Add comment.
5572 (add_pubtype): Fix indentation.
5573 (gen_enumeration_type_die): Likewise.
5575 2012-06-29 Jakub Jelinek <jakub@redhat.com>
5577 * tree-vect-generic.c (expand_vector_divmod): For even/odd
5578 widening multiply, put even always as first argument to VEC_PERM_EXPR.
5580 2012-06-29 Richard Henderson <rth@redhat.com>
5582 * tree-vect-generic.c: Include target.h.
5583 (expand_vector_divmod): Use builtin_mul_widen_even/odd if supported.
5584 * Makefile.in (tree-vect-generic.o): Update.
5586 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
5588 * configure.ac: Remove special gtfiles case for C.
5589 * configure: Regenerate.
5590 * Makefile.in: Remove C front-end hooks and build hooks that
5591 will be picked up from c/Make-lang.in now.
5592 Add tree-mudflap to C_COMMON_OBJS.
5593 * gengtype.c (files_rules): Adjust gt-files for c/c-decl.c.
5594 * config/vms/vms.c: Look for c-tree.h in c/.
5595 * doc/gty.texi: Remove reference to c-config-lang.in.
5596 * doc/sourcebuild.texi: Document the c/ subdirectory.
5598 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
5600 * system.h (CASE_USE_BIT_TESTS): Poison.
5601 * stmt.c (CASE_USE_BIT_TESTS): Fold away into its only user ...
5602 (expand_switch_using_bit_tests_p): ...here.
5603 * doc/tm.texi.in (CASE_USE_BIT_TESTS): Remove documentation.
5604 * doc/tm.texi (CASE_USE_BIT_TESTS): Regenerate.
5606 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
5608 * system.h (IFCVT_EXTRA_FIELDS): Poison.
5609 (IFCVT_INIT_EXTRA_FIELDS): Poison.
5610 * basic-block.h (struct ce_if_block): Remove IFCVT_EXTRA_FIELDS.
5611 * ifcvt.c (find_if_header): Use IFCVT_MACHDEP_INIT instead of
5612 IFCVT_INIT_EXTRA_FIELDS.
5613 * gengtype-parse.c (struct_field_seq): Remove obsolete comment.
5614 * config/frv/frv.h (IFCVT_INIT_EXTRA_FIELDS): Rename to
5616 * config/frv/frv.c (frv_ifcvt_init_extra_fields): Rename to
5617 frv_ifcvt_machdep_init.
5618 * doc/tm.texi.in (IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS):
5619 Remove documentation.
5620 (IFCVT_MACHDEP_INIT): Document.
5621 * doc/tm.texi: Regenerate.
5623 2012-06-29 Nick Clifton <nickc@redhat.com>
5625 * config/lm32/lm32.c (lm32_compute_frame_size): Fix typo.
5627 2012-06-29 Jakub Jelinek <jakub@redhat.com>
5629 * tree-vect-stmts.c (vectorizable_operation): Check both
5630 VEC_WIDEN_MULT_LO_EXPR and VEC_WIDEN_MULT_HI_EXPR optabs.
5631 Verify that operand[0]'s mode is TYPE_MODE (wide_vectype).
5633 2012-06-28 Richard Henderson <rth@redhat.com>
5635 * doc/generic.texi (MULT_HIGHPART_EXPR): Document it.
5637 2012-06-28 Jakub Jelinek <jakub@redhat.com>
5639 PR tree-optimization/51581
5640 * tree-vect-stmts.c (permute_vec_elements): Add forward decl.
5641 (vectorizable_operation): Handle vectorization of MULT_HIGHPART_EXPR
5642 also using VEC_WIDEN_MULT_*_EXPR or builtin_mul_widen_* plus
5643 VEC_PERM_EXPR if vector MULT_HIGHPART_EXPR isn't supported.
5644 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use
5645 MULT_HIGHPART_EXPR instead of VEC_WIDEN_MULT_*_EXPR and shifts.
5647 PR tree-optimization/53645
5648 * tree-vect-generic.c (expand_vector_divmod): Use MULT_HIGHPART_EXPR
5649 instead of VEC_WIDEN_MULT_{HI,LO}_EXPR followed by VEC_PERM_EXPR
5652 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
5655 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
5656 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
5657 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
5658 avr_hard_regno_call_part_clobbered.
5660 2012-06-28 Richard Guenther <rguenther@suse.de>
5663 * expr.c (expand_expr_real_1): Verify if the type is complete
5664 before inspecting its size.
5666 2012-06-28 Andreas Schwab <schwab@linux-m68k.org>
5668 * doc/include/gpl.texi: Remove.
5669 * doc/sourcebuild.texi (Texinfo Manuals): Don't mention gpl.texi.
5671 2012-06-28 Jakub Jelinek <jakub@redhat.com>
5673 PR tree-optimization/53645
5674 * tree-vect-generic.c (add_rshift): New function.
5675 (expand_vector_divmod): New function.
5676 (expand_vector_operation): Use it for vector integer
5677 TRUNC_{DIV,MOD}_EXPR by VECTOR_CST.
5678 * tree-vect-patterns.c (vect_recog_divmod_pattern): Replace
5679 unused lguup variable with dummy_int.
5681 2012-06-28 OLivier Hainque <hainque@adacore.com>
5683 * expr.c (convert_move): Latch mem integer inputs into a
5684 register before expanding a multi-instructions sequence.
5686 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
5687 Uros Bizjak <ubizjak@gmail.com>
5688 Jakub Jelinek <jakub@redhat.com>
5692 * var-tracking.c (vt_emit_notes): Release loc_exp_dep_pool...
5693 (vt_finalize): ... here instead, if needed.
5695 2012-06-28 Alexandre Oliva <aoliva@redhat.com>
5700 * dce.c (word_dce_process_block): Check whether inserting debug
5701 temps are needed even for needed insns.
5702 (dce_process_block): Likewise.
5703 * df-problems.c (dead_debug_add): Add comment about multi-regs.
5704 (dead_debug_insert_temp): Likewise. Don't subreg when we're
5705 setting fewer regs than a multi-reg requires.
5707 2012-06-27 Richard Henderson <rth@redhat.com>
5709 * config/alpha/alpha.c (alpha_dimode_u): New.
5710 (alpha_init_builtins): Initialize it, and use it.
5711 (alpha_fold_builtin_cmpbge): Use alpha_dimode_u.
5712 (alpha_fold_builtin_zapnot, alpha_fold_builtin_insxx): Likewise.
5713 (alpha_fold_vector_minmax, alpha_fold_builtin_perr): Likewise.
5714 (alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb): Likewise.
5715 (alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw): Likewise.
5716 (alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz): Likewise.
5717 (alpha_fold_builtin_ctpop): Likewise.
5718 (alpha_fold_builtin_umulh): Remove.
5719 (alpha_fold_builtin): Use MULT_HIGHPART_EXPR for UMULH; fix
5720 typo in MAX_ARGS check.
5722 2012-06-27 Richard Henderson <rth@redhat.com>
5724 * tree.def (MULT_HIGHPART_EXPR): New.
5725 * cfgexpand.c (expand_debug_expr): Ignore it.
5726 * expr.c (expand_expr_real_2): Handle it.
5727 * fold-const.c (int_const_binop_1): Likewise.
5728 * optabs.c (optab_for_tree_code): Likewise.
5729 * tree-cfg.c (verify_gimple_assign_binary): Likewise.
5730 * tree-inline.c (estimate_operator_cost): Likewise.
5731 * tree-pretty-print.c (dump_generic_node): Likewise.
5732 (op_code_prio, op_symbol_code): Likewise.
5733 * tree.c (commutative_tree_code): Likewise. Also handle
5734 WIDEN_MULT_EXPR, VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR.
5736 2012-06-27 Richard Henderson <rth@redhat.com>
5739 * config/i386/i386.c (ix86_rtx_costs): Fix typo vs UNITS_PER_WORD
5740 in 2012-06-23 change. Adjust two other DImode tests as well.
5742 2012-06-27 Nick Clifton <nickc@redhat.com>
5744 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
5747 2012-06-27 Richard Guenther <rguenther@suse.de>
5750 * tree-chrec.c (chrec_convert_1): Represent truncation to
5751 a type with undefined overflow as truncation to an unsigned
5752 type converted to the type with undefined overflow.
5753 * tree-scalar-evolution.c (interpret_rhs_expr): For computing
5754 the scalar evolution of a truncated widened operation avoid
5755 looking at the non-existing evolution of the widened operation
5758 2012-06-27 Richard Guenther <rguenther@suse.de>
5760 PR tree-optimization/53774
5761 * tree-ssa-reassoc.c (get_rank): All default defs have
5763 (init_reassoc): Precompute rank for all SSA default defs.
5765 2012-06-27 Nick Clifton <nickc@redhat.com>
5767 * config/rx/rx.md (simple_return): Use the simple_return rtx.
5769 2012-06-26 Richard Henderson <rth@redhat.com>
5771 * config/i386/i386.c (ix86_rtx_costs): Use standard_sse_constant_p
5772 and don't fall thru from standard_80387_constant_p to the memory
5775 2012-06-26 Richard Henderson <rth@redhat.com>
5777 * config/i386/i386.c (bdesc_args): Update. Change
5778 IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI to OPTION_MASK_ISA_SSE2.
5779 (IX86_BUILTIN_VEC_WIDEN_SMUL_EVEN_V4SI): New.
5780 (ix86_builtin_mul_widen_even): Use it.
5781 (ix86_builtin_mul_widen_odd): Relax SMUL_ODD from sse4 to sse2.
5782 (ix86_expand_mul_widen_evenodd): Handle signed for sse2.
5783 * config/i386/sse.md (vec_widen_<s>mult_hi_<V124_AVX2>): Allow
5785 (vec_widen_<s>mult_lo_<V124_AVX2>): Likewise.
5786 (vec_widen_<s>mult_odd_<VI4_AVX2>): Likewise. Relax from V124_AVX2.
5787 (vec_widen_smult_even_v4si): New.
5789 2012-06-26 Richard Henderson <rth@redhat.com>
5791 * config/i386/sse.md (mul<VI8_AVX2>3): Change from insn_and_split
5792 to expander; move guts to ...
5793 * config/i386/i386.c (ix86_expand_sse2_mulvxdi3): ... here. Add
5794 highparts before shifting up.
5795 * config/i386/i386-protos.h: Update.
5797 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
5799 * system.h (USE_COMMON_FOR_ONE_ONLY): Poison.
5800 * defaults.h (USE_COMMON_FOR_ONE_ONLY): Do not provide default.
5801 * config/darwin.h (USE_COMMON_FOR_ONE_ONLY): Do not define.
5803 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
5805 * var-tracking.c (vt_add_function_parameter): Use a preserved
5806 VALUE for the MEM address of an incoming parameter.
5808 2012-06-26 Sterling Augustine <saugustine@google.com>
5810 * dwarf2out.c (output_pubnames): Add check for DW_TAG_enumerator.
5811 (prune_unused_types): Likewise.
5813 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
5815 * system.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5816 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Poison.
5817 * vmsdbgout.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5818 UNALIGNED_LONG_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Rename to
5819 VMS_UNALIGNED_SHORT_ASM_OP, VMS_UNALIGNED_INT_ASM_OP,
5820 VMS_UNALIGNED_LONG_ASM_OP, and VMS_UNALIGNED_DOUBLE_INT_ASM_OP.
5821 * config/microblaze/microblaze.h (UNALIGNED_SHORT_ASM_OP,
5822 UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Do not define.
5823 * doc/tm.texi.in: Remove UNALIGNED_INT_ASM_OP reference from the
5825 * doc/tm.texi: Regenerate.
5826 * doc/cpp.texi: Make example for #error generic.
5827 * config/frv/frv.h: Fix example text to match tm.texi.
5829 2012-06-26 Bill Schmidt <wschmidt@linux.ibm.com>
5831 * tree-pass.h (pass_strength_reduction): New decl.
5832 * tree-ssa-loop-ivopts.c (initialize_costs): Make non-static.
5833 (finalize_costs): Likewise.
5834 * timevar.def (TV_TREE_SLSR): New timevar.
5835 * gimple-ssa-strength-reduction.c: New.
5836 * tree-flow.h (initialize_costs): New decl.
5837 (finalize_costs): Likewise.
5838 * Makefile.in (tree-ssa-strength-reduction.o): New dependencies.
5839 * passes.c (init_optimization_passes): Add pass_strength_reduction.
5841 2012-06-26 Matt Turner <mattst88@gmail.com>
5843 * doc/extend.texi (__builtin_arm_tinsrb): Add missing second parameter.
5844 (__builtin_arm_tinsrh): Likewise.
5845 (__builtin_arm_tinsrw): Likewise.
5846 (__builtin_arm_wsadb): Add missing v2si parameter.
5847 (__builtin_arm_wsadh): Likewise.
5848 (__builtin_arm_getwcx): Delete.
5849 (__builtin_arm_setwcx): Delete.
5850 (__builtin_arm_getwcgr0): Add.
5851 (__builtin_arm_getwcgr1): Add.
5852 (__builtin_arm_getwcgr2): Add.
5853 (__builtin_arm_getwcgr3): Add.
5854 (__builtin_arm_setwcgr0): Add.
5855 (__builtin_arm_setwcgr1): Add.
5856 (__builtin_arm_setwcgr2): Add.
5857 (__builtin_arm_setwcgr3): Add.
5859 2012-06-26 Richard Guenther <rguenther@suse.de>
5862 2012-06-21 Richard Guenther <rguenther@suse.de>
5864 * tree-inline.c (estimate_num_insns): Estimate call cost for
5867 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
5870 * doc/tm.texi.in: Document LOGICAL_OP_NON_SHORT_CIRCUIT.
5871 * doc/tm.texi: Regenerate.
5873 2012-06-26 Steven Bosscher <steven@gcc.gnu.org>
5876 * config/mips/mips.h: Do not define ALL_COP_ADDITIONAL_REGISTER_NAMES.
5877 * config/frv/frv.h: Do not define REVERSE_CONDEXEC_PREDICATES_P.
5878 * doc/tm.texi.in: Remove documentation for unused target macros
5879 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
5880 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
5881 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
5882 TARGET_NARROW_VOLATILE_BITFIELDS.
5883 Document that MD_HANDLE_UNWABI is a macro in libgcc.
5884 * doc/tm.texi: Regenerate.
5885 * system.h: Poison target macros
5886 ALL_COP_ADDITIONAL_REGISTER_NAMES, DBX_OUTPUT_LBRAC, DBX_OUTPUT_NFUN,
5887 DBX_OUTPUT_RBRAC, RANGE_TEST_NON_SHORT_CIRCUIT, REAL_VALUE_TRUNCATE,
5888 REVERSE_CONDEXEC_PREDICATES_P, TARGET_ALIGN_ANON_BITFIELDS, and
5889 TARGET_NARROW_VOLATILE_BITFIELDS
5891 2012-06-26 Jan Hubicka <jh@suse.cz>
5894 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
5897 2012-06-26 Dehao Chen <dehao@google.com>
5899 * tree-inline.c: (expand_call_inline): Ensure that lexical block's
5900 source location is consistant with the call stmt.
5902 2012-06-26 Ulrich Weigand <ulrich.weigand@linaro.org>
5904 PR tree-optimization/53729
5905 PR tree-optimization/53636
5906 * tree-vect-slp.c (vect_slp_analyze_bb_1): Delay call to
5907 vect_verify_datarefs_alignment until after statements have
5908 been marked as relevant/irrelevant.
5909 * tree-vect-data-refs.c (vect_verify_datarefs_alignment):
5910 Skip irrelevant statements.
5911 (vect_enhance_data_refs_alignment): Use STMT_VINFO_RELEVANT_P
5912 instead of STMT_VINFO_RELEVANT.
5913 (vect_get_data_access_cost): Do not check for supportable
5914 alignment before calling vect_get_load_cost/vect_get_store_cost.
5915 * tree-vect-stmts.c (vect_get_store_cost): Do not abort when
5916 handling unsupported alignment.
5917 (vect_get_load_cost): Likewise.
5919 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
5921 * config/rl78/rl78.h: Do not undefine DONT_USE_BUILTIN_SETJMP.
5922 Do not define JMP_BUF_SIZE.
5924 2012-06-26 Jakub Jelinek <jakub@redhat.com>
5926 PR tree-optimization/53748
5927 * tree-ssa-phiopt.c (conditional_replacement): Only optimize
5928 if arg0/arg1 have integral or pointer types.
5930 2012-06-25 Richard Henderson <rth@redhat.com>
5932 * config/i386/sse.md (sse2_sse4_1): Remove code attr.
5933 (<s>dot_prodv4si, <s>dot_prodv8si): Remove
5934 (sdot_prodv4si): New; handle only XOP.
5936 2012-06-25 Richard Henderson <rth@redhat.com>
5938 * config/i386/i386-builtin-types.def (V4UDI, V8USI): New.
5939 (V2UDI_FUNC_V4USI_V4USI): New.
5940 (V4UDI_FUNC_V8USI_V8USI): New.
5941 * config/i386/i386.c (ix86_expand_args_builtin): Handle them.
5942 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V4SI): New.
5943 (IX86_BUILTIN_VEC_WIDEN_SMUL_ODD_V8SI): New.
5944 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V4SI): New.
5945 (IX86_BUILTIN_VEC_WIDEN_UMUL_ODD_V8SI): New.
5946 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V4SI): New.
5947 (IX86_BUILTIN_VEC_WIDEN_UMUL_EVEN_V8SI): New.
5948 (bdesc_args): Add them.
5949 (ix86_builtin_mul_widen_even, ix86_builtin_mul_widen_odd): New.
5950 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_EVEN): New.
5951 (TARGET_VECTORIZE_BUILTIN_MUL_WIDEN_ODD): New.
5952 (ix86_expand_mul_widen_evenodd): Use xop_pmacsdqh.
5953 * config/i386/sse.md (vec_widen_<s>mult_odd_<V124_AVX2>): New.
5955 2012-06-25 Richard Henderson <rth@redhat.com>
5957 * config/i386.sse.md (mul<VI4_AVX2>3): Use xop_pmacsdd.
5959 2012-06-25 Richard Henderson <rth@redhat.com>
5961 * config/i386/i386.c (ix86_rtx_costs) [MULT]: Only apply XOP cost
5963 (ix86_expand_vec_interleave): New.
5964 (ix86_expand_mul_widen_evenodd): New.
5965 (ix86_expand_mul_widen_hilo): New.
5966 (ix86_expand_sse2_mulv4si3): Use ix86_expand_mul_widen_evenodd.
5967 * config/i386/i386.md (u_bool) New code attr.
5968 * config/i386/predicates.md
5969 (nonimmediate_or_const_vector_operand): Remove.
5970 * config/i386/sse.md (mul<VI4_AVX2>3): Don't use it; don't test
5971 both AVX and SSE4_1.
5972 (vec_widen<s>mult_hi_<VI2_AVX2>): Remove.
5973 (vec_widen<s>mult_lo_<VI2_AVX2>): Remove.
5974 (vec_widen<s>mult_hi_v8si): Remove.
5975 (vec_widen<s>mult_lo_v8si): Remove.
5976 (vec_widen_smult_hi_v4si): Remove.
5977 (vec_widen_smult_lo_v4si): Remove.
5978 (vec_widen_umult_hi_v4si): Remove.
5979 (vec_widen_umult_lo_v4si): Remove.
5980 (vec_widen_<s>mult_hi_<VI124_AVX2>): New.
5981 (vec_widen_<s>mult_lo_<VI124_AVX2>): New.
5982 * config/i386/i386-protos.h: Update.
5984 2012-06-25 Christophe Lyon <christophe.lyon@st.com>
5986 * config/arm/neon.md (UNSPEC_VLD1_DUP): Remove.
5987 (neon_vld1_dup): Restrict to VQ operands.
5988 (neon_vld1_dupv2di): New, fixes vld1q_dup_s64.
5990 2012-06-25 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5991 James Greenhalgh <james.greenhalgh@arm.com>
5993 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add new built-ins.
5994 (TARGET_FMA): New macro.
5995 (TARGET_ARM_QBIT, TARGET_ARM_SAT): Likewise.
5996 (TARGET_ARM_ARCH): Likewise.
5997 (TARGET_ARM_ARCH_ISA_THUMB): Likewise.
5998 (TARGET_V6M, TARGET_V7M): Likewise.
5999 (TARGET_ARM_ARCH_PROFILE): Likewise.
6000 (TARGET_ARM_FEATURE_LDREX): Likewise.
6001 (TARGET_ARM_FP, TARGET_NEON_FP): Likewise.
6002 (ARM_MIN_ENUM_SIZE): Likewise.
6003 * config/arm/arm.c (arm_file_start): Refactor appropriately.
6004 (base_architecture): New enumeration.
6005 (arm_base_arch): New global variable.
6006 (processors): Add field base_arch.
6007 (ARM_ARCH, ARM_CORE): Adjust accordingly.
6008 (arm_option_override): Add initialization of arm_base_arch.
6009 * doc/cpp.texi (system-specific predefined macros.): Change.
6011 2012-06-25 Jakub Jelinek <jakub@redhat.com>
6014 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
6015 of x x x in the vmovlps load alternative.
6017 2012-06-25 Richard Sandiford <rdsandiford@googlemail.com>
6020 * df.h (dead_debug_add): Remove third argument.
6021 * df-problems.c (dead_debug_add): Likewise. Use the REGNO of the
6022 REG that we want to replace instead.
6023 (dead_debug_insert_temp): Use the REGNO of the reg that we want
6024 to replace instead of DF_REF_REGNO. Require there to always be
6025 at least one such use. Check for cases where the same location
6026 has more than df_ref associated with it.
6027 (df_note_bb_compute): Remove third dead_debug_add argument.
6028 * dce.c (word_dce_process_block): Likewise.
6030 2012-06-25 Steven Bosscher <steven@gcc.gnu.org>
6032 * config/v850/v850.c: Remove redundant extern declarations for
6033 last_assemble_variable_decl and size_directive_output.
6035 * doc/tm.texi.in: Document JMP_BUF_SIZE.
6036 * doc/tm.texi: Regenerate.
6037 * config/sparc/sparc.h (JMP_BUF_SIZE): Do not define.
6038 * config/pa/pa.h (JMP_BUF_SIZE): Likewise.
6039 * config/stormy16/stormy16.h: Likewise.
6041 * config/picochip/picochip.c: Do not define DONT_USE_BUILTIN_SETJMP.
6043 * doc/sourcebuild.texi: Add missing subdirectories.
6045 2012-06-25 Tristan Gingold <gingold@adacore.com>
6047 * config/i386/i386.h: Fix typo.
6049 2012-06-25 Tristan Gingold <gingold@adacore.com>
6051 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
6052 (seh_cfa_adjust_cfa): ... that function.
6053 (seh_emit_stackalloc): Do not emit out of range values.
6054 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
6055 UNSPEC_DEF_CFA constants.
6056 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
6057 * config/i386/i386.c (ix86_frame_pointer_required): Required
6058 for very large frames on SEH target.
6059 (ix86_compute_frame_layout): Save area is before frame pointer
6060 on SEH target. Handle very large frames.
6061 (ix86_expand_prologue): Likewise.
6063 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
6065 * output.h: (current_function_is_leaf,
6066 current_function_sp_is_unchanging,
6067 current_function_uses_only_leaf_regs): Remove.
6068 * function.c (current_function_is_leaf,
6069 current_function_sp_is_unchanging,
6070 current_function_uses_only_leaf_regs): Remove.
6071 (rest_of_handle_check_leaf_regs): Set crtl->uses_only_leaf_regs
6072 instead of current_function_uses_only_leaf_regs.
6073 * function.h (struct rtl_data): New fields sp_is_unchanging,
6074 is_leaf, uses_only_leaf_regs.
6075 * resource.c (init_resource_info): Replace current_function_is_leaf,
6076 current_function_sp_is_unchanging, and
6077 current_function_uses_only_leaf_regs with new crtl fields.
6078 * sdbout.c (sdbout_symbol): Likewise.
6079 * df-core.c (rest_of_handle_df_initialize): Likewise.
6080 * ira.c (ira): Likewise.
6081 * final.c (final_start_function): Likewise.
6082 * reorg.c (fill_simple_delay_slots): Likewise.
6083 * regrename.c (check_new_reg_p): Likewise.
6084 * stack-ptr-mod.c (notice_stack_pointer_modification_1): Likewise.
6085 (notice_stack_pointer_modification): Likewise.
6086 * dbxout.c (dbxout_symbol): Likewise.
6087 (dbxout_parms): Likewise.
6088 * sel-sched.c (init_regs_for_mode): Likewise.
6089 * dwarf2out.c (dbx_reg_number): Likewise.
6090 (multiple_reg_loc_descriptor): Likewise.
6091 * config/i386/i386.c (ix86_frame_pointer_required): Likewise.
6092 (gen_pop): Likewise.
6093 (ix86_select_alt_pic_regnum): Likewise.
6094 (ix86_compute_frame_layout): Likewise.
6095 (ix86_finalize_stack_realign_flags): Likewise.
6096 (ix86_expand_epilogue): Likewise.
6097 * config/rs6000/rs6000.c (rs6000_stack_info): Likewise.
6098 * config/h8300/h8300.c (byte_reg): Likewise.
6099 * config/c6x/c6x.c (must_reload_pic_reg_p): Likewise.
6100 (c6x_save_reg): Likewise.
6101 (c6x_compute_frame_layout): Likewise.
6102 * config/pa/pa.c (pa_compute_frame_size): Likewise.
6103 (pa_output_function_prologue): Likewise.
6104 * config/stormy16/stormy16.c (struct xstormy16_stack_layout): Likewise.
6105 * config/sparc/sparc.md (attr "leaf_function"): Likewise.
6106 * config/sparc/sparc.c (sparc_initial_elimination_offset): Likewise.
6107 (sparc_expand_prologue): Likewise.
6108 (sparc_flat_expand_prologue): Likewise.
6109 (sparc_asm_function_prologue): Likewise.
6110 (sparc_output_mi_thunk): Likewise.
6111 (sparc_frame_pointer_required): Likewise.
6112 * config/epiphany/epiphany.c (epiphany_compute_function_type):
6114 (epiphany_compute_frame_size): Likewise.
6115 * config/lm32/lm32.c (lm32_compute_frame_size): Likewise.
6116 * config/cris/cris.c (cris_md_asm_clobbers): Likewise.
6117 (cris_frame_pointer_required): Likewise.
6118 * config/tilepro/tilepro.c (emit_sp_adjust): Likewise.
6119 (tilepro_current_function_is_leaf): Likewise.
6120 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Likewise.
6121 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
6122 * config/ia64/ia64.c (find_gr_spill): Likewise.
6123 (ia64_compute_frame_size): Likewise.
6124 (ia64_can_eliminate): Likewise.
6125 (ia64_initial_elimination_offset): Likewise.
6126 * config/m68k/m68k.c (m68k_save_reg): Likewise.
6127 (m68k_expand_epilogue): Likewise.
6128 * config/rx/rx.c (rx_get_stack_layout): Likewise.
6129 * config/tilegx/tilegx.c (tilegx_current_function_is_leaf): Likewise.
6130 * config/picochip/picochip.c (picochip_can_eliminate_link_sp_save):
6132 (picochip_output_frame_debug): Likewise.
6133 * config/sh/sh.c (sh_media_register_for_return): Likewise.
6134 (sh_allocate_initial_value): Likewise.
6135 (sh_output_mi_thunk): Likewise.
6136 * config/microblaze/microblaze.c (microblaze_must_save_register):
6138 (compute_frame_size): Likewise.
6139 (microblaze_initial_elimination_offset): Likewise.
6140 (microblaze_expand_prologue): Likewise.
6141 (microblaze_expand_epilogue): Likewise.
6142 * config/frv/frv.c (frv_expand_epilogue): Likewise.
6143 (frv_frame_pointer_required): Likewise.
6144 * config/spu/spu.c (get_pic_reg): Likewise.
6145 (direct_return): Likewise.
6146 (spu_expand_prologue): Likewise.
6147 (spu_expand_epilogue): Likewise.
6148 (spu_initial_elimination_offset): Likewise.
6149 * config/mips/mips.c (mips_global_pointer): Likewise.
6150 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6151 (mips_compute_frame_info): Likewise.
6152 * config/mep/mep.c (mep_interrupt_saved_reg): Likewise.
6153 (mep_reload_pointer): Likewise.
6154 * config/rl78/rl78.c (need_to_save): Likewise.
6155 * config/cr16/cr16.c (cr16_compute_save_regs): Likewise.
6156 * config/score/score.c (score_compute_frame_size): Likewise.
6157 (score_function_prologue): Likewise.
6158 * config/bfin/bfin.c (must_save_p): Likewise.
6159 (expand_prologue_reg_save): Likewise.
6160 (expand_epilogue_reg_restore): Likewise.
6161 (bfin_frame_pointer_required): Likewise.
6162 (n_regs_saved_by_prologue): Likewise.
6163 (add_to_reg): Likewise.
6164 (expand_interrupt_handler_prologue): Likewise.
6165 (expand_interrupt_handler_epilogue): Likewise.
6166 (bfin_expand_prologue): Likewise.
6167 * config/avr/avr.c (avr_regs_to_save): Likewise.
6168 (avr_prologue_setup_frame): Likewise.
6169 (expand_epilogue): Likewise.
6170 * config/s390/s390.c (s390_regs_ever_clobbered): Likewise.
6171 (s390_register_info): Likewise.
6172 (s390_frame_info): Likewise.
6173 (s390_init_frame_layout): Likewise.
6174 (s390_emit_prologue): Likewise.
6177 2012-06-24 Steven Bosscher <steven@gcc.gnu.org>
6179 * system.h: Poison ASM_BYTE_OP and ASM_OUTPUT_BYTE.
6180 * vmsdbgout: Do not undefine it if defined.
6181 Rename local ASM_BYTE_OP definition to VMS_ASM_BYTE_OP.
6182 * config/microblaze/microblaze/h: Do no define ASM_BYTE_OP.
6183 * config/mep/mep.h: Do not define ASM_OUTPUT_BYTE.
6185 2012-06-24 Richard Sandiford <rdsandiford@googlemail.com>
6187 * config/mips/mips.c (mips_process_sync_loop): Add missing enum cast.
6189 2012-06-23 Richard Henderson <rth@redhat.com>
6192 * config/i386/i386.c (ix86_rtx_costs): Add reasonable costs for
6193 V*QImode shifts and multiply.
6194 (ix86_expand_vecop_qihi): Support shifts.
6195 * config/i386/i386.md (any_shift): New code iterator.
6196 * config/i386/sse.md (ashlv16qi3): Merge ...
6197 (<any_shiftrt>v16qi3): ... into ...
6198 (<any_shift><VI1_AVX2>3): ... here. Use ix86_expand_vecop_qihi
6199 to support SSE and AVX.
6201 * config/i386/i386.c (ix86_expand_sse_unpack): Split operands[]
6202 parameter into src and dest.
6203 * config/i386/sse.md (vec_unpacku_hi_<V124_AVX2>): Update call.
6204 (vec_unpacks_hi_<V124_AVX2>): Likewise.
6205 (vec_unpacku_lo_<V124_AVX2>): Likewise.
6206 (vec_unpacks_lo_<V124_AVX2>): Likewise.
6207 * config/i386/i386-protos.h: Update.
6209 * config/i386/sse.md (mul<VI1_AVX2>3): Change from insn_and_split to
6210 pure expander; move expansion code ...
6211 * config/i386/i386.c (ix86_expand_vecop_qihi): ... here. New function.
6212 * config/i386/i386-protos.h: Update.
6214 2012-06-22 Edmar Wienskoski <edmar@freescale.com>
6216 * config/rs6000/rs6000.md (define_attr "type"): New type popcnt.
6217 (popcntb<mode>2): Add attribute type popcnt.
6218 (popcntd<mode>2): Ditto.
6219 * config/rs6000/power4.md (define_insn_reservation): Add type popcnt.
6220 * config/rs6000/power5.md (define_insn_reservation): Ditto.
6221 * config/rs6000/power7.md (define_insn_reservation): Ditto.
6222 * config/rs6000/476.md (define_insn_reservation): Ditto.
6223 * config/rs6000/power6.md (define_insn_reservation): New
6224 reservation for popcnt instructions.
6226 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
6228 * doc/invoke.texi: Update -mpreferred-stack-boundary=3 warning.
6230 2012-06-22 H.J. Lu <hongjiu.lu@intel.com>
6233 * doc/invoke.texi: Add a warning for -mpreferred-stack-boundary=3.
6235 * config/i386/i386.c (ix86_option_override_internal): Allow
6236 -mpreferred-stack-boundary=3 for 64-bit if SSE is disabled.
6238 * config/i386/i386.h (MIN_STACK_BOUNDARY): Set to 64 for 64-bit
6241 2012-06-22 Bill Schmidt <wschmidt@linux.ibm.com>
6243 * double-int.c (double_int_multiple_of): New function.
6244 * double-int.h (double_int_multiple_of): New decl.
6245 * tree-ssa-loop-ivopts.c (add_cost, zero_cost): Remove undefs.
6246 (mbc_entry_hash): New forward decl.
6247 (mbc_entry_eq): Likewise.
6248 (zero_cost): Change to no_cost.
6249 (mult_costs): New static var.
6250 (cost_tables_exist): Likewise.
6251 (initialize_costs): New function.
6252 (finalize_costs): Likewise.
6253 (tree_ssa_iv_optimize_init): Call initialize_costs.
6254 (add_cost): Change to add_regs_cost; distinguish costs by speed.
6255 (multiply_regs_cost): New function.
6256 (add_const_cost): Likewise.
6257 (extend_or_trunc_reg_cost): Likewise.
6258 (negate_reg_cost): Likewise.
6259 (multiply_by_cost): Change to multiply_by_const_cost; distinguish
6261 (get_address_cost): Change add_cost to add_regs_cost; change
6262 multiply_by_cost to multiply_by_const_cost.
6263 (force_expr_to_var_cost): Change zero_cost to no_cost; change
6264 add_cost to add_regs_cost; change multiply_by_cost to
6265 multiply_by_const_cost.
6266 (split_cost): Change zero_cost to no_cost.
6267 (ptr_difference_cost): Likewise.
6268 (difference_cost): Change zero_cost to no_cost; change multiply_by_cost
6269 to multiply_by_const_cost.
6270 (get_computation_cost_at): Change add_cost to add_regs_cost; change
6271 multiply_by_cost to multiply_by_const_cost.
6272 (determine_use_iv_cost_generic): Change zero_cost to no_cost.
6273 (determine_iv_cost): Change add_cost to add_regs_cost.
6274 (iv_ca_new): Change zero_cost to no_cost.
6275 (tree_ssa_iv_optimize_finalize): Call finalize_costs.
6276 * tree-ssa-address.c (most_expensive_mult_to_index): Change
6277 multiply_by_cost to multiply_by_const_cost.
6278 * tree-flow.h (multiply_by_cost): Change to multiply_by_const_cost.
6279 (add_regs_cost): New decl.
6280 (multiply_regs_cost): Likewise.
6281 (add_const_cost): Likewise.
6282 (extend_or_trunc_reg_cost): Likewise.
6283 (negate_reg_cost): Likewise.
6285 2012-06-22 Richard Guenther <rguenther@suse.de>
6287 Merge from graphite branch
6288 2011-08-10 Sebastian Pop <sebpop@gmail.com>
6290 * graphite-sese-to-poly.c (build_scop_drs): Fix memory leak.
6292 2012-01-13 Tobias Grosser <tobias@grosser.es>
6294 * tree-flow.h (parallelized_function_p): Declare.
6295 * tree-parloops.c (parallelized_function_p): Export.
6296 * graphite.c (graphite_transform_loops): Do not run graphite on
6297 already parallel functions.
6299 2012-06-22 Alan Modra <amodra@gmail.com>
6301 * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier): Pass in and
6302 return mem. Convert to indirect addressing if not indirect or
6303 indexed. Adjust all callers.
6305 2012-06-22 Richard Guenther <rguenther@suse.de>
6307 * gcov-iov.c: Include bconfig.h and system.h.
6309 2012-06-22 Andreas Schwab <schwab@linux-m68k.org>
6311 * doc/include/texinfo.tex: Update to version 2012-06-05.14.
6313 2012-06-22 Richard Guenther <rguenther@suse.de>
6315 PR gcov-profile/53744
6316 * gcov-iov.c (main): Treat "" and "prerelease" the same.
6318 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
6321 * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Fortran90 as language
6322 for GNU Fortran if in strict DWARF2 mode.
6324 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
6326 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
6327 DECL_IGNORED_P non-reg vars even if they are used.
6329 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
6333 * var-tracking.c (vt_get_canonicalize_base): New.
6334 (vt_canonicalize_addr, vt_stack_offset_p): New.
6335 (vt_canon_true_dep): New.
6336 (drop_overlapping_mem_locs): Use vt_canon_true_dep.
6337 (clobber_overlaping_mems): Use vt_canonicalize_addr.
6339 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
6343 * var-tracking.c (vt_initialize): Record initial offset between
6344 arg pointer and stack pointer.
6346 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
6350 * var-tracking.c (vt_init_cfa_base): Drop redundant recording of
6353 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
6357 * alias.c (memrefs_conflict_p): Improve handling of AND for alignment.
6359 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
6361 * ddg.c (build_intra_loop_deps): Discard deps of nondebug on debug.
6363 2012-06-21 Alexandre Oliva <aoliva@redhat.com>
6366 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
6368 2012-06-21 Meador Inge <meadori@codesourcery.com>
6371 * c-decl.c (c_push_function_context): Restore the behavior to reuse
6372 the language function allocated for -Wunused-local-typedefs.
6373 (c_pop_function_context): If necessary, clear the language function
6374 created in c_push_function_context. Always clear out the
6375 x_cur_stmt_list field of the restored language function.
6377 2012-06-21 Sterling Augustine <saugustine@google.com>
6378 Cary Coutant <ccoutant@google.com>
6380 * dwarf2out.c (is_cu_die, is_namespace_die, is_class_die,
6381 add_AT_pubnames, add_enumerator_pubname, want_pubnames): New functions.
6382 (comdat_type_struct): New field 'skeleton_die'.
6383 (breakout_comdat_types): Update it.
6384 (add_pubname): Rework logic. Call is_class_die, is_cu_die and
6385 is_namespace_die. Fix minor style violation. Call want_pubnames.
6386 (add_pubname_string): Call want_pubnames.
6387 (add_pubtype): Rework logic for calculating type name. Call
6388 is_namespace_die. Call want_pubnames.
6389 (output_pubnames): Move conditional logic deciding when to produce the
6390 section from dwarf2out_finish. Use new skeleton_die field.
6391 (base_type_die): Call add_pubtype.
6392 (gen_enumeration_type_die): Unconditionally call add_pubtype.
6393 (gen_subprogram_die): Adjust calls to add_pubname.
6394 (gen_namespace_die): Call add_pubname_string.
6395 (dwarf2out_finish): Call add_AT_pubnames; Move logic on when to
6396 produce pubnames and pubtypes sections to output_pubnames.
6397 * common.opt (-gpubnames): New option.
6398 * doc/invoke.texi: Document it.
6400 2012-06-21 Steven Bosscher <steven@gcc.gnu.org>
6402 * config/m32c/m32c-pragma.c: Remove unnecessary includes.
6404 2012-06-21 Michael Matz <matz@suse.de>
6407 * builtins.c (get_memory_rtx): Always build an all-aliasing MEM_REF
6410 2012-06-21 Richard Guenther <rguenther@suse.de>
6412 * tree-inline.c (estimate_num_insns): Estimate call cost for
6415 2012-06-20 Rüdiger Sonderfeld <ruediger@c-plusplus.de>
6417 * tree.h (DECL_SOURCE_COLUMN): New accessor.
6419 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
6421 * config/i386/i386.md (SINCOS): New int iterator.
6422 (sincos): New int attribute.
6423 (*<sincos>xf2_i387): Macroize insn from *{sin,cos}xf2_i387 using
6424 SINCOS int iterator.
6425 (*<sincos>_extend<mode>xf2_i387): Macroize insn from
6426 *{sin,cos}_extend<mode>xf2_i387 using SINCOS int iterator.
6428 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
6430 * config/i386/i386.md (RDFSGSBASE): New int iterator.
6431 (WRFSGSBASE): Ditto.
6432 (fsgs): New int attribute.
6433 (rd<fsgs>base<mode>): Macroize insn from rd<fsgs>base<mode> using
6434 RDFSGSBASE int iterator.
6435 (wr<fsgs>base<mode>): Macroize insn from wr<fsgs>base<mode> using
6436 WRFSGSBASE int iterator.
6438 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
6440 * config/i386/i386.md (<rounding_insn><mode>2): Macroize expander
6441 from {floor,ceil,btrunc}<mode>2 using FIST_ROUNDING int iterator.
6442 (l<rounding_insn><MODEF:mode><SWI48:mode>2): Macroize expander
6443 from l{floor,ceil}<MODEF:mode><SWI48:mode>2 using FIST_ROUNDING
6446 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
6448 * system.h: Poison ASM_OUTPUT_IDENT and IDENT_ASM_OP.
6450 2012-06-20 Richard Guenther <rguenther@suse.de>
6452 PR tree-optimization/30318
6453 * tree-vrp.c (range_int_cst_p): Do not reject overflowed
6455 (range_int_cst_singleton_p): But explicitely here.
6456 (zero_nonzero_bits_from_vr): And here.
6457 (extract_range_from_binary_expr_1): Re-implement PLUS_EXPR
6458 to cover all cases we can perform arbitrary precision
6459 arithmetic with double-ints.
6460 (intersect_ranges): Handle adjacent anti-ranges.
6462 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
6464 * config/i386/i386.md (rounding_insn): New int attribute.
6465 (<rounding_insn>xf2): Macroize insn from
6466 {floor,ceil,btrunc}xf2 using FRNDINT_ROUNDING int iterator.
6467 (l<rounding_insn>xf<mode>2): Rename from l<rounding>xf<mode>2.
6469 2012-06-20 Uros Bizjak <ubizjak@gmail.com>
6471 * config/i386/i386.md (IEEE_MAXMIN): New int iterator.
6472 (ieee_maxmin): New int attribute.
6473 (*ieee_s<ieee_maxmin><mode>3): Macroize insn from
6474 *ieee_s{max,min}<mode>3 using IEEE_MAXMIN int iterator.
6476 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
6478 * config/arm/arm.h (EMIT_EABI_ATTRIBUTE): Remove.
6479 * config/arm/arm.c: Do not include c-pragma.h.
6480 (arm_emit_eabi_attribute): New function based on EMIT_EABI_ATTRIBUTE.
6481 (arm_file_start): Replace uses of EMIT_EABI_ATTRIBUTE with calls
6482 to arm_emit_eabi_attribute.
6483 * arm-c.c: Do not include output.h.
6484 (arm_output_c_attributes): Replace use of EMIT_EABI_ATTRIBUTE with a
6485 call to arm_emit_eabi_attribute.
6486 * config/arm/arm-protos.h (arm_emit_eabi_attribute): Prototype it.
6488 2012-06-20 Richard Guenther <rguenther@suse.de>
6490 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
6491 Allow adjusting alignment of user-aligned decls again.
6493 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
6495 * config/rl78/rl78-c.c: Remove unnecessary includes.
6497 2012-06-20 Steven Bosscher <steven@gcc.gnu.org>
6499 * config/cris/cris.c: Include cgraph.h.
6500 (cris_option_override): Do not set non-existing flag_no_gcc_ident.
6502 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
6504 * emit-rtl.c (need_atomic_barrier_p): New function.
6505 * emit-rtl.h (need_atomic_barrier_p): Declare it.
6506 * config/alpha/alpha.c (alpha_{pre,post}_atomic_barrier): Use it.
6507 * config/arm/arm.c (arm_{pre,post}_atomic_barrier): Use it.
6508 * config/tilegx/tilegx.c (tile_{pre,post}_atomic_barrier): Use it.
6509 * config/mips/mips.c (mips_{pre,post}_atomic_barrier_p): Remove.
6510 (mips_process_sync_loop): Use generic version instead.
6512 2012-06-19 Maxim Kuvyrkov <maxim@codesourcery.com>
6514 * config/mips/mips.c (mips_process_sync_loop): Emit cmp result only if
6517 2012-06-19 Tom de Vries <vries@codesourcery.com>
6518 Maxim Kuvyrkov <maxim@codesourcery.com>
6520 * config/mips/constraints.md (ZR): New constraint.
6521 * config/mips/predicates.md (mem_noofs_operand): New predicate.
6522 * config/mips/mips.c (mips_print_operand): Handle new print modifier.
6523 * config/mips/mips.h (TARGET_XLP): Define.
6524 (TARGET_SYNC_AFTER_SC): Update.
6525 (ISA_HAS_SWAP, ISA_HAS_LDADD): Define.
6526 * config/mips/sync.md (atomic_exchange, atomic_fetch_add): Use
6527 XLP-specific swap and ldadd patterns.
6528 (atomic_exchange_swap, atomic_fetch_add_ldadd): New patterns.
6530 2012-06-19 Tom de Vries <vries@codesourcery.com>
6531 Maxim Kuvyrkov <maxim@codesourcery.com>
6533 * config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
6534 (mips_emit_post_atomic_barrier_p): New static functions.
6535 (mips_process_sync_loop): Use them. Emit sync memory barriers in
6536 accordance with memory model semantics. Add return of CMP result for
6538 * config/mips/mips.md: Update comment.
6539 (sync_cmp): New attribute.
6540 (sync_memmodel): New attribute replacing sync_release_barrier.
6541 * config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
6542 (UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
6543 (sync_lock_test_and_set, test_and_set_12): Update.
6544 (atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
6545 (atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
6547 2012-06-19 Joseph Myers <joseph@codesourcery.com>
6549 * config/rs6000/spe.md (*mov_si<mode>_e500_subreg0): Rename to
6550 mov_si<mode>_e500_subreg0.
6551 (*mov_si<mode>_e500_subreg0_elf_low)
6552 (*mov_si<mode>_e500_subreg4_elf_low): New patterns.
6554 2012-06-19 Richard Henderson <rth@redhat.com>
6556 * config/alpha/alpha.c: Include params.h.
6557 (alpha_option_override): Initialize PARAM_L1_CACHE_LINE_SIZE,
6558 PARAM_L1_CACHE_SIZE, PARAM_L2_CACHE_SIZE for the cpu tuning.
6560 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
6562 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
6563 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
6564 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
6566 * doc/tm.texi: Regenerate.
6567 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
6569 * config/darwin-c.c: Include target.h.
6570 (darwin_objc_declare_unresolved_class_reference): New function.
6571 (darwin_objc_declare_class_definition): New function.
6572 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
6573 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
6575 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
6577 * target.def (output_ident): New hook.
6578 * targhooks.h (default_asm_output_ident_directive): Add prototype.
6579 * varasm.c (assemble_asm): Only prefix a tab if the string does not
6580 already start with one.
6581 (default_asm_output_ident_directive): New function to emit
6582 .ident as a top-level asm node while parsing, or directly to
6583 asm_out_file after parsing.
6584 * toplev.c (compile_file): Print a GCC .ident with
6585 targetm.asm_out.output_ident.
6586 * doc/tm.texi.in (ASM_OUTPUT_IDENT): Remove documentation for macro.
6587 (TARGET_ASM_OUTPUT_IDENT): Add @hook for this.
6588 * doc/tm.texi: Update.
6590 * config/elfos.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
6591 (TARGET_ASM_OUTPUT_IDENT): Define.
6592 * config/i386/djgpp.h (IDENT_ASM_OP): Remove.
6593 * config/i386/gas.h (ASM_OUTPUT_IDENT): Remove.
6594 * config/arm/aout.h (ASM_OUTPUT_IDENT): Remove.
6595 * config/sparc/sparc.h (IDENT_ASM_OP): Remove.
6596 (TARGET_ASM_OUTPUT_IDENT): Define.
6597 * config/picochip/picochip.h (IDENT_ASM_OP): Remove.
6598 (TARGET_ASM_OUTPUT_IDENT): Define.
6600 * config/cris/cris-protos.h (cris_asm_output_ident): Add prototype.
6601 * config/cris/cris.c (cris_asm_output_ident): New function.
6602 * config/cris/cris.h (ASM_OUTPUT_IDENT, IDENT_ASM_OP): Remove.
6604 * config/microblaze/microblaze-protos.h (microblaze_asm_output_ident):
6606 * config/microblaze/microblaze.c: Include cgraph.h for add_asm_node.
6607 (microblaze_asm_output_ident): Rewrite to work similar to
6608 default_asm_output_ident_directive for front-end .idents.
6609 * config/microblaze/microblaze.h (ASM_OUTPUT_IDENT): Remove.
6610 (TARGET_ASM_OUTPUT_IDENT): Define.
6612 * config/mips/mips.h (ASM_OUTPUT_IDENT): Remove.
6613 * config/mips/sde.h (IDENT_ASM_OP, ASM_OUTPUT_IDENT): Remove.
6615 * config/rx/rx.c: Include cgraph.h for add_asm_node.
6616 (rx_asm_output_ident): New function, similar to
6617 default_asm_output_ident_directive, but handle AS100 syntax also, so
6618 that #ident also works for rx in AS100 syntax.
6619 (TARGET_ASM_OUTPUT_IDENT): Define.
6620 * config/rx/rx.h (IDENT_ASM_OP): Remove.
6622 * Makefile.in: Fix dependencies for c-family/c-lex.o.
6624 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
6626 * config/i386/i386.md (FIST_ROUNDING): New int iterator.
6627 (rounding): Handle UNSPEC_FIST_{FLOOR,CEIL}.
6629 (*fist<mode>2_<rounding>_1): Macroize insn from
6630 *fist<mode>2_{floor,ceil}_1 using FIST_ROUNDING int iterator.
6631 (fistdi2_<rounding>): Macroize insn from
6632 fistdi2_{floor,ceil} using FIST_ROUNDING int iterator.
6633 (fistdi2_<rounding>_with_temp and splitters): Macroize insn and
6634 corresponding splitters from fistdi2_{floor,ceil} and corresponding
6635 splitters using FIST_ROUNDING int iterator.
6636 (fist<mode>2_<rounding>): Macroize insn from
6637 fist<mode>2_{floor,ceil} using FIST_ROUNDING int iterator.
6638 (fist<mode>2_<rounding>_with_temp and splitters): Macroize insn and
6639 corresponding splitters from fist<mode>2_{floor,ceil} and corresponding
6640 splitters using FIST_ROUNDING int iterator.
6641 (l<rounding>xf<mode>2): Macroize expander from l{floor,ceil}xf<mode>2
6642 using FIST_ROUNDING int iterator.
6644 2012-06-19 Richard Henderson <rth@redhat.com>
6646 * config/i386/i386-protos.h (ix86_expand_sse2_mulv4si3): Declare.
6647 * config/i386/i386.c (ix86_expand_sse2_mulv4si3): New.
6648 * config/i386/predicates.md (nonimmediate_or_const_vector_operand): New.
6649 * config/i386/sse.md (sse2_mulv4si3): Delete.
6650 (mul<VI4_AVX2>3): Use ix86_expand_sse2_mulv4si3 and
6651 nonimmediate_or_const_vector_operand.
6653 2012-06-19 Richard Henderson <rth@redhat.com>
6655 * expmed.c (struct init_expmed_rtl): Split ...
6656 (init_expmed_one_mode): ... out of ...
6657 (init_expmed): ... here. Initialize integer vector modes also.
6658 (synth_mult): Handle integer vector modes.
6659 (choose_mult_variant): Likewise.
6660 (expand_mult_const): Likewise.
6661 (expand_mult): Likewise.
6662 * machmode.h (GET_MODE_UNIT_BITSIZE): New.
6664 2012-06-19 Richard Henderson <rth@redhat.com>
6666 * config/i386/i386.c (ix86_rtx_costs): Handle CONST_VECTOR, and
6667 integral vector modes.
6669 2012-06-19 Uros Bizjak <ubizjak@gmail.com>
6671 * config/i386/i386.md (FRNDINT_ROUNDING): New int iterator.
6672 (rounding): New int attribute.
6674 (frndintxf2_<rounding>): Macroize insn from
6675 frndintxf2_{floor,ceil,trunc} using FRNDINT_ROUNDING int iterator.
6676 (frndintxf2_<rounding>_i387): Macroize insn from
6677 frndintxf2_{floor,ceil,trunc}_i387 using FRNDINT_ROUNDING int iterator.
6679 2012-06-19 Richard Guenther <rguenther@suse.de>
6681 * tree-vrp.c (union_ranges): New function.
6682 (vrp_meet_1): Use union_ranges.
6683 (vrp_meet): Dump what we union and call vrp_meet_1.
6685 2012-06-19 Richard Earnshaw <rearnsha@arm.com>
6687 * arm.md (enum unspec): Delete UNSPEC_SIN and UNSPEC_COS.
6688 (attr type): Remove fmul, ffmul, farith, ffarith, float_em
6689 f_fpa_load, f_fpa_store, f_mem_r, r_mem_f.
6690 (attr write_conflict, attr core_cycles): Update.
6691 * arm-generic.md (r_mem_f_wbuf): Delete reservation.
6693 2012-06-19 Richard Guenther <rguenther@suse.de>
6695 * tree-vrp.c (intersect_ranges): Handle more cases.
6696 (vrp_intersect_ranges): Dump what we intersect and call ...
6697 (vrp_intersect_ranges_1): ... this.
6699 2012-06-19 Richard Guenther <rguenther@suse.de>
6701 PR tree-optimization/53708
6702 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
6703 user-supplied alignment and alignment of decls with the used
6706 2012-06-18 Lawrence Crowl <crowl@google.com>
6708 * timevar.def (TV_PHASE_GENERATE): Rename to TV_PHASE_LATE_ASM.
6709 (TV_PHASE_CGRAPH): Rename to TV_PHASE_OPT_GEN.
6710 (TV_PHASE_STREAM_IN): New.
6711 (TV_PHASE_STREAM_OUT): New.
6712 * timevar.c (validate_phases): New.
6713 (timevar_print): Call validate_phases.
6714 * c-decl.c (c_write_global_declarations): Rename use of TV_PHASE_CGRAPH
6715 to TV_PHASE_OPT_GEN.
6716 * langhooks.c (write_global_declarations): Rename use of
6717 TV_PHASE_CGRAPH to TV_PHASE_OPT_GEN. Use TV_PHASE_DBGINFO instead of
6718 TV_PHASE_CHECK_DBGINFO.
6719 * toplev.c (compile_file): Rename use of TV_PHASE_GENERATE to
6720 TV_PHASE_LATE_ASM. Move start of TV_PHASE_LATE_ASM to after call to
6721 lang_hooks.decls.final_write_globals.
6723 2012-06-18 David Edelshn <dje.gcc@gmail.com>
6725 * config/rs6000/aix52.h (TARGET_EXTRA_BUILTINS): Define as 0.
6727 2012-06-18 Uros Bizjak <ubizjak@gmail.com>
6730 * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
6731 (*sse4_2_pcmpistr_unaligned): New.
6733 2012-06-18 Ian Bolton <ian.bolton@arm.com>
6734 Sameera Deshpande <sameera.deshpande@arm.com>
6735 Greta Yorsh <greta.yorsh@arm.com>
6737 * config/arm/arm-protos.h (arm_output_epilogue): Remove.
6738 * config/arm/arm.c (print_multi_reg): Remove.
6739 (vfp_output_fldmd): Likewise.
6740 (arm_output_epilogue): Likewise.
6741 * config/arm/arm.md (epilogue_insns): Update condition and code.
6743 2012-06-18 Ian Bolton <ian.bolton@arm.com>
6744 Sameera Deshpande <sameera.deshpande@arm.com>
6745 Greta Yorsh <greta.yorsh@arm.com>
6747 * config/arm/arm-protos.h (thumb2_expand_return): New declaration.
6748 * config/arm/arm.c (thumb2_expand_return): New function.
6749 * config/arm/arm.md (return): Update condition and code.
6751 2012-06-18 Ian Bolton <ian.bolton@arm.com>
6752 Sameera Deshpande <sameera.deshpande@arm.com>
6753 Greta Yorsh <greta.yorsh@arm.com>
6755 * config/arm/arm-protos.h (output_return_instruction): New parameter
6756 and int to bool change of parameter types.
6757 * config/arm/arm.c (output_return_instruction): Likewise.
6758 * config/arm/arm.md (arm_simple_return): New pattern.
6759 (arm_return, cond_return, cond_return_inverted): Add new arguments.
6760 * config/arm/thumb2.md (thumb2_return): Update condition and code.
6762 2012-06-18 Ian Bolton <ian.bolton@arm.com>
6763 Sameera Deshpande <sameera.deshpande@arm.com>
6764 Greta Yorsh <greta.yorsh@arm.com>
6766 * config/arm/arm-protos.h (arm_expand_epilogue): New declaration.
6767 * config/arm/arm.c (arm_expand_epilogue): New function.
6768 * config/arm/arm.md (epilogue): Update condition and code.
6769 (sibcall_epilogue): Likewise.
6771 2012-06-18 Ian Bolton <ian.bolton@arm.com>
6772 Sameera Deshpande <sameera.deshpande@arm.com>
6773 Greta Yorsh <greta.yorsh@arm.com>
6775 * config/arm/arm.c (arm_expand_epilogue_apcs_frame): New function.
6776 * config/arm/arm.md (arm_addsi3) Add an alternative.
6778 2012-06-18 Ian Bolton <ian.bolton@arm.com>
6779 Sameera Deshpande <sameera.deshpande@arm.com>
6780 Greta Yorsh <greta.yorsh@arm.com>
6782 * config/arm/arm.md (vfp_pop_multiple_with_writeback) New define_insn.
6783 * config/arm/predicates.md (pop_multiple_fp) New special predicate.
6784 * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.
6786 2012-06-18 Ian Bolton <ian.bolton@arm.com>
6787 Sameera Deshpande <sameera.deshpande@arm.com>
6788 Greta Yorsh <greta.yorsh@arm.com>
6790 * config/arm/arm.md (load_multiple_with_writeback) New define_insn.
6791 (load_multiple, pop_multiple_with_writeback_and_return) Likewise.
6792 (pop_multiple_with_return, ldr_with_return) Likewise.
6793 * config/arm/predicates.md (pop_multiple_return) New special predicate.
6794 * config/arm/arm-protos.h (arm_output_multireg_pop) New declaration.
6795 * config/arm/arm.c (arm_output_multireg_pop) New function.
6796 (arm_emit_multi_reg_pop): New function.
6798 2012-06-18 Greta Yorsh <Greta.Yorsh@arm.com>
6800 * config/arm/arm.c (ldm_stm_operation_p): Require SP
6801 as base register for loads if SP is in the register list.
6803 2012-06-18 Richard Guenther <rguenther@suse.de>
6805 PR tree-optimization/53693
6806 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
6807 Reject operands with more than one use.
6809 2012-06-18 Bill Schmidt <wschmidt@linux.ibm.com>
6811 PR tree-optimization/53703
6812 * tree-ssa-phiopt.c (hoist_adjacent_loads): Skip virtual phis;
6813 correctly set bb_for_def[12].
6815 2012-06-18 Steven Bosscher <steven@gcc.gnu.org>
6817 * config/vax/vax.h (VMS_TARGET): Remove.
6819 2012-06-18 Richard Guenther <rguenther@suse.de>
6821 * tree-vrp.c (extract_range_from_assert): Split out range
6823 (intersect_ranges): New function.
6824 (vrp_intersect_ranges): Likewise.
6826 2012-06-18 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6828 * config/s390/s390.c (s390_gimplify_va_arg): Revert change from
6831 2012-06-18 Tejas Belagod <tejas.belagod@arm.com>
6833 * doc/md.texi: Document int iterators.
6834 * read-rtl.c (ints): New iterator group.
6835 (find_int): Int iterator group callback.
6836 (apply_int_iterator): Likewise.
6837 (apply_iterators): Traverse int iterator table and add all the used
6839 (initialize_iterators): Initialize data structures and callbacks for
6841 (read_rtx): Parse and read mappings for int iterators.
6842 (read_rtx_code): Record int iterator usage.
6844 2012-06-18 Richard Sandiford <rdsandiford@googlemail.com>
6847 * expr.c (expand_expr_addr_expr_1): Convert to tmode before
6848 performing an addition.
6850 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
6852 * output.h (split_double): Move prototype to rtl.h.
6853 (constructor_static_from_elts_p): Move prototype to tree.c.
6854 * rtl.h (split_double): Moved here from output.h.
6855 * tree.h (constructor_static_from_elts_p): Moved here from output.h.
6856 * final.c (split_double): Move from here ...
6857 * rtlanal.c (split_double): ... to here.
6858 * expr.c: Do not include output.h.
6860 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
6862 * cfglayout.h: Remove.
6863 * cfglayout.c: Remove.
6864 * function.h (struct function): Remove x_last_location field.
6865 * function.c: Do not include cfglayout.h.
6866 (expand_function_start): Do not call no-op force_next_line_note.
6867 (expand_function_end): Likewise.
6868 * cfgrtl.c: Do not include cfglayout.h. Include gt-cfgrtl.h.
6869 (unlink_insn_chain): Moved here from cfglayout.c.
6870 (skip_insns_after_block, label_for_bb, record_effective_endpoints,
6871 into_cfg_layout_mode, outof_cfg_layout_mode,
6872 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode,
6873 relink_block_chain, fixup_reorder_chain, verify_insn_chain,
6874 fixup_fallthru_exit_predecessor, force_one_exit_fallthru,
6875 cfg_layout_can_duplicate_bb_p, duplicate_insn_chain,
6876 cfg_layout_duplicate_bb, cfg_layout_initialize, break_superblocks,
6877 cfg_layout_finalize): Likewise.
6878 (rtl_can_remove_branch_p): Likewise.
6879 * rtl.h (insn_scope): Move prototype from cfglayout.h here.
6880 (duplicate_insn_chain): Likewise.
6881 (force_next_line_note): Remove prototype.
6882 * emit-rtl.c: Do not include tree-flow.h, egad. Include vecprim.h.
6883 (last_location): Remove #define to emit.x_last_location.
6884 (force_next_line_note): Remove no-op function.
6885 (init_emit): Don't set x_last_location.
6886 (block_locators_locs, block_locators_blocks, locations_locators_locs,
6887 locations_locators_vals, prologue_locator, epilogue_locator,
6888 curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6889 Move POD to here from cfglayout.c.
6890 (insn_locators_alloc, insn_locators_finalize, insn_locators_free,
6891 set_curr_insn_source_location, get_curr_insn_source_location,
6892 set_curr_insn_block, get_curr_insn_block, curr_insn_locator,
6893 locator_scope, insn_scope, locator_location, locator_line, insn_line,
6894 locator_file, insn_file, locator_eq): Move to here from cfglayout.c.
6895 * cfghooks.h: Remove double-include protection.
6896 (can_copy_bbs_p, copy_bbs): Move prototypes from cfglayout.h to here.
6897 * cfghooks.c (can_copy_bbs_p, copy_bbs): Move to here from cfglayout.c.
6898 * final.c: Do not include cfglayout.h.
6899 (choose_inner_scope, change_scope): Move to here from cfglayout.c.
6900 (reemit_insn_block_notes): Likewise. Make static.
6901 * tree-flow.h (tree_could_trap_p, operation_could_trap_helper_p,
6902 operation_could_trap_p, tree_could_throw_p): Move from here...
6903 * tree.h: ... to here.
6904 * gengtype.c (open_base_files): Remove cfglayout.h from the list.
6905 * profile.c: Do not include cfghooks.h.
6906 * cfgloopmanip.c: Do not include cfglayout.h and cfghooks.h.
6907 * modulo-sched.c: Likewise.
6908 * loop-unswitch.c: Do not include cfglayout.h.
6909 * sched-ebb.c: Likewise.
6910 * tracer.c: Likewise.
6912 * tree-vect-loop-manip.c: Likewise.
6913 * loop-init.c: Likewise.
6914 * dwarf2out.c: Likewise.
6915 * hw-doloop.c: Likewise.
6916 * loop-unroll.c: Likewise.
6917 * cfgcleanup.c: Likewise.
6918 * bb-reorder.c: Likewise.
6919 * sched-rgn.c: Likewise.
6920 * tree-cfg.c: Likewise.
6921 * config/alpha/alpha.c: Likewise.
6922 * config/spu/spu.c: Likewise.
6923 * config/sparc/sparc.c: Likewise.
6924 * config/sh/sh.c: Likewise.
6925 * config/c6x/c6x.c: Likewise.
6926 * config/ia64/ia64.c: Likewise.
6927 * config/rs6000/rs6000.c: Likewise.
6928 * config/score/score.c: Likewise.
6929 * config/mips/mips.c: Likewise.
6930 * config/bfin/bfin.c: Likewise.
6931 * Makefile.in (CFGAYOUT_H): Remove, and fixup users.
6932 * config/rs6000/t-rs6000 (rs6000.o): Do not depend on cfglayout.h.
6933 * config/spu/t-spu-elf (spu.o: $): Likewise.
6934 * config/sparc/t-sparc (sparc.o): Do not depend on CFGLAYOUT_H.
6936 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
6938 * cfgloop.h: Do not include rtl.h.
6939 (enum iv_extend_code): New.
6940 (struct rtx_iv): Use iv_extend_code instead of rtx_code.
6941 * Makefile.in (CFGLOOP_H): Do not depend on RTL_H.
6942 * loop-iv.c (iv_extend_to_rtx_code): New function to translate
6943 an IV_EXTEND_CODE to an RTX_CODE.
6944 (dump_iv_info): Update for rtx_iv field type change.
6945 (iv_constant): Likewise.
6946 (iv_subreg): Likewise.
6947 (iv_extend): Likewise.
6950 (iv_mult): Likewise.
6951 (iv_shift): Likewise.
6952 (get_biv_step_1): Likewise.
6953 (get_biv_step): Likewise.
6954 (iv_analyze_biv): Likewise.
6955 (get_iv_value): Likewise.
6956 (shorten_into_mode): Likewise.
6957 (canonicalize_iv_subregs): Likewise.
6958 * sese.c (sese_build_liveouts): Use MAY_HAVE_DEBUG_STMTS instead
6959 of MAY_HAVE_DEBUG_INSNS.
6960 * tree-ssa-loop-ivopts.c: Include recog.h after expr.h.
6961 * tree-ssa-loop-prefetch.c: Likewise.
6963 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
6965 * expmed.c (ceil_log2): Move from here...
6966 * hwint.c: ... to here for older GCCs...
6967 * hwint.h: ... and here for newer GCCs.
6968 * rtl.h (ceil_log2): Remove prototype.
6970 * tree-phinodes.c: Do not include rtl.h.
6971 * Makefile.in (tree-phinodes.o): Do not depend on RTL_H.
6973 2012-06-17 Steven Bosscher <steven@gcc.gnu.org>
6975 * config/cris/cris.h (TARGET_ELF): Remove.
6976 (FORCE_EH_FRAME_INFO_IN_DATA_SECTION): Remove.
6977 (CRIS_ASM_OUTPUT_ALIGNED_DECL_COMMON): Simpify using TARGET_ELF==1.
6978 (LOCAL_LABEL_PREFIX): Likewise.
6979 * config/cris/cris.c (cris_target_asm_named_section): Remove.
6980 (cris_option_override): Simpify using TARGET_ELF==1.
6981 (cris_file_start): Likewise.
6982 * config/cris/cris-protos.h (cris_target_asm_named_section): Remove.
6984 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
6986 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
6988 2012-06-16 Eric Botcazou <ebotcazou@adacore.com>
6991 * tree-inline.c (initialize_cfun): Copy can_delete_dead_exceptions.
6993 2012-06-15 Easwaran Raman <eraman@google.com>
6995 * passes.c (init_optimization_passes): Remove pass_call_cdce
6996 from its current position and insert after pass_dce.
6998 2012-06-15 Walter Lee <walt@tilera.com>
7000 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
7002 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
7004 * arm.c (note_invalid_constants): Don't return a result.
7005 (arm_memory_load_p): Delete function.
7006 (arm_const_double_rtx): Delete iterator variable i;
7007 (fp_immediate_constant): Likewise.
7008 (fp_const_from_val): Likewise.
7010 * arm.c (arm_init_iwmmxt_builtins): Delete void_ftype_void.
7012 2012-06-15 Marc Glisse <marc.glisse@inria.fr>
7015 * c-typeck.c (c_build_vec_perm_expr): Move to c-family/c-common.c.
7016 * c-tree.h (c_build_vec_perm_expr): Move to c-family/c-common.h.
7018 2012-06-15 Georg-Johann Lay <avr@gjlay.de>
7020 * config/avr/avr.c (avr_default_expand_builtin): New function.
7021 (avr_expand_builtin): Use it.
7022 (avr_expand_unop_builtin): Remove.
7023 (avr_expand_binop_builtin): Remove.
7024 (avr_expand_triop_builtin): Remove.
7026 2012-06-15 Michael Matz <matz@suse.de>
7029 * cfgexpand.c (add_alias_set_conflicts): Remove.
7030 (expand_used_vars): Don't call it.
7031 (aggregate_contains_union_type): Remove.
7032 * function.c (n_temp_slots_in_use): New static data.
7033 (make_slot_available, assign_stack_temp_for_type): Update it.
7034 (init_temp_slots): Zero it.
7035 (remove_unused_temp_slot_addresses): Use it for quicker removal.
7036 (remove_unused_temp_slot_addresses_1): Use htab_clear_slot.
7038 2012-06-15 Michael Matz <matz@suse.de>
7040 * gimplify.c (gimplify_compound_literal_expr): Take gimple_test_f
7041 argument, don't emit assign statement if value is directly usable.
7042 (gimplify_expr): Adjust.
7044 2012-06-15 Michael Matz <matz@suse.de>
7046 * gimplify.c (gimplify_modify_expr): Fold generated statements.
7047 * gimple-fold.c (can_refer_decl_in_current_unit_p): Check flag_ltrans.
7049 2012-06-15 Richard Guenther <rguenther@suse.de>
7051 * tree-vrp.c (set_and_canonicalize_value_range): Use canonical
7052 predicates to set VR_UNDEFINED and VR_VARYING. Drop a case
7053 we assert for in set_value_range to VR_VARYING.
7055 2012-06-15 Richard Earnshaw <rearnsha@arm.com>
7057 * arm.md (addsf3, adddf3): Use s_register_operand.
7058 (subsf3, subdf3): Likewise.
7059 (mulsf3, muldf3): Likewise.
7060 (difsf3, divdf3): Likewise.
7061 (movsfcc, movdfcc): Likewise.
7062 * predicates.md (f_register_operand): Delete.
7063 (arm_float_rhs_operand): Delete.
7064 (arm_float_add_operand): Delete.
7065 (arm_float_compare_operand): Use s_register_operand when
7067 (cirrus_register_operand): Delete.
7068 (cirrus_fp_register): Delete.
7069 (cirrus_shift_const): Delete.
7070 (cmpdi_operand): Remove Maverick support.
7071 * constraints.md (f, v, H): Delete constraints.
7072 (G): Update documentation.
7073 * arm.c (fp_consts_inited): Convert to bool.
7074 (strings_fp): Delete.
7075 (values_fp): Delete.
7076 (value_fp0): New variable.
7077 (init_fp_table): Simplify logic.
7078 (arm_const_double_rtx): Likewise.
7079 (fp_immediate_constant): Likewise.
7080 (fp_const_from_val): Likewise.
7081 (neg_const_double_rtx_ok_for_fpa): Delete.
7082 * doc/md.texi (ARM constraints): Update documentation.
7084 2012-06-15 Ulrich Weigand <ulrich.weigand@linaro.org>
7086 PR tree-optimization/53636
7087 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Verify
7088 stride when doing basic-block vectorization.
7090 2012-06-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7092 * tree-vect-generic.c (lower_vec_perm): Propagate vector constants
7095 2012-06-15 Jakub Jelinek <jakub@redhat.com>
7097 * tree-vect-patterns.c (vect_pattern_recog): Don't unnecessarily
7098 allocate and free bbs array for the SLP case.
7100 PR tree-optimization/51581
7101 * expr.h (choose_multiplier): New prototype.
7102 * expmed.c (choose_multiplier): No longer static.
7103 Change multiplier_ptr from rtx * to UHWI *.
7104 (expand_divmod): Adjust callers.
7105 * tree-vect-patterns.c (vect_recog_sdivmod_pow2_pattern): Renamed to...
7106 (vect_recog_divmod_pattern): ... this. Pass bb_vinfo as last
7107 argument to new_stmt_vec_info. Attempt to optimize also divisions
7108 by non-pow2 constants if integer vector division isn't supported.
7109 * tree-vect-stmts.c (vect_analyze_stmt): If node != NULL,
7110 don't look at pattern stmts and sequences.
7112 2012-06-15 Eric Botcazou <ebotcazou@adacore.com>
7115 * common.opt (-fdelete-dead-exceptions): New switch.
7116 * doc/invoke.texi (Code Gen Options): Document it.
7117 * cse.c (count_reg_usage) <CALL_INSN>: Use !insn_nothrow_p in lieu of
7118 insn_could_throw_p predicate. Do not skip an insn that could throw
7119 if dead exceptions can be deleted.
7120 (insn_live_p): Likewise, do not return true in that case.
7121 * dce.c (can_alter_cfg): New flag.
7122 (deletable_insn_p): Do not return false for an insn that can throw if
7123 the CFG can be altered and dead exceptions can be deleted.
7124 (init_dce): Set can_alter_cfg to false for fast DCE, true otherwise.
7125 * dse.c (scan_insn): Use !insn_nothrow_p in lieu of insn_could_throw_
7126 predicate. Do not preserve an insn that could throw if dead exceptions
7128 * function.h (struct function): Add can_delete_dead_exceptions flag.
7129 * function.c (allocate_struct_function): Set it.
7130 * lto-streamer-in.c (input_struct_function_base): Stream it.
7131 * lto-streamer-out.c (input_struct_function_base): Likewise.
7132 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Do not mark a
7133 statement that could throw as necessary if dead exceptions can be
7136 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
7138 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
7140 2012-06-14 Oleg Endo <olegendo@gcc.gnu.org>
7143 * config/sh/sh.md: Add peephole for swapbsi2.
7144 (*swapbisi2_and_shl8, *swapbhisi2): New insns and splits.
7146 2012-06-14 Uros Bizjak <ubizjak@gmail.com>
7148 * config/i386/i386.md (*zero_extendsidi2): Remove x,x alternative.
7149 (*zero_extendsidi2_rex64): Ditto. Remove isa attribute.
7151 2012-06-14 Jakub Jelinek <jakub@redhat.com>
7154 * config/i386/i386.md (*anddi_1 into *andsi_1_zext splitter): New.
7156 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
7158 * arm.c (arm_cirrus_insn_p): Delete.
7159 (cirrus_reorg): Delete.
7160 (arm_reorg): Don't call cirrus_reorg.
7161 (arm_final_prescan_insn_p): Don't check for cirrus insns.
7162 * arm.md (define_attr "type"): Remove mav_farith and mav_dmult.
7163 (adddi3, subdi3): Remove Maverick support.
7164 (arm_adddi3): Likewise.
7165 (adddi_sesidi_di, adddi_zesidi_di): Likewise.
7166 (addsf3, adddf3): Likewise.
7167 (subsf3, subdf3): Likewise.
7168 (mulsf3, muldf3): Likewise.
7169 (ashldi3, ashrdi3, lshrdi3): Likewise.
7170 (floatsisf2, floatsidf2): Likewise.
7171 (fix_truncsfsi2, fix_truncdfsi2): Likewise.
7172 (arm_movdi, thumb1_movdi_insn): Likewise.
7173 (arm_cmpdi_insn): Likewise.
7174 (cirrus_cmpsf, cirrus_cmpdf, cirrus_cmpdi): Likewise.
7175 (cirrus.md): Don't include.
7176 * cirrus.md: Delete file.
7177 * t-arm (MD_INCLUDES): Remove cirrus.md.
7179 2012-06-14 Eric Botcazou <ebotcazou@adacore.com>
7181 * dwarf2out.c (function_possibly_abstracted_p): New static function.
7182 (gen_subprogram_die): Use it function_possibly_abstracted_p in lieu of
7183 cgraph_function_possibly_inlined_p.
7184 (gen_inlined_subroutine_die): Return if the origin is to be ignored.
7185 (process_scope_var): Do not emit concrete instances of abstracted
7186 nested functions from here.
7187 (gen_decl_die): Emit the abstract instance if the function is possibly
7188 abstracted and not only possibly inlined.
7189 (dwarf2out_finish): Find the first non-abstract parent instance and
7190 attach concrete instances on the limbo list to it.
7192 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
7194 * arm.md (divsf3, divdf3): Remove FPA support.
7195 (negsf2, negdf2): Likewise.
7196 (sqrtsf2, sqrtdf2): Likewise.
7197 (movdfcc): Likewise.
7198 (modsf3, moddf3, movxf): Delete.
7199 (push_fp_multi): Delete.
7200 (fpa.md): Don't include it.
7201 * fpa.md: Delete file.
7202 * t-arm (MD_INCLUDES): Remove fpa.md.
7204 2012-06-14 Bill Schmidt <wschmidt@linux.ibm.com>
7206 * tree-vectorizer.h (vect_get_stmt_cost): Move from tree-vect-stmts.c.
7207 (cost_for_stmt): Remove decl.
7208 (vect_get_single_scalar_iteration_cost): Correct typo in name.
7209 * tree-vect-loop.c (vect_get_cost): Remove.
7210 (vect_get_single_scalar_iteration_cost): Correct typo in name; use
7211 vect_get_stmt_cost rather than vect_get_cost.
7212 (vect_get_known_peeling_cost): Use vect_get_stmt_cost rather than
7214 (vect_estimate_min_profitable_iters): Correct typo in call to
7215 vect_get_single_scalar_iteration_cost; use vect_get_stmt_cost rather
7217 (vect_model_reduction_cost): Use vect_get_stmt_cost rather than
7219 (vect_model_induction_cost): Likewise.
7220 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Correct
7221 typo in call to vect_get_single_scalar_iteration_cost.
7222 * tree-vect-stmts.c (vect_get_stmt_cost): Move to tree-vectorizer.h.
7223 (cost_for_stmt): Remove unnecessary function.
7224 * Makefile.in (TREE_VECTORIZER_H): Update dependencies.
7226 2012-06-14 Richard Earnshaw <rearnsha@arm.com>
7228 * arm.opt (mfp=2, mfp=3, mfpe, mfpe=2, mfpe=3): Delete options.
7229 * arm-fpus.def (fpa, fpe2, fpe3, maverick): Delete FPU types.
7230 * arm-tables.opt: Regenerated.
7231 * doc/invoke.texi: Remove references to deleted options.
7233 2012-06-14 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
7235 * config/h8300/genmova.sh: Modified to add offset bits of
7236 mova/Sz assembly instruction for memory access.
7237 * config/h8300/h8300.c: Likewise.
7238 * config/h8300/mova.md: Likewise.
7240 2012-06-12 Christian Bruel <christian.bruel@st.com>
7243 * config/sh/sh.c (sh_option_override): Don't force
7244 flag_omit_frame_pointer and maccumulate_outgoing_args.
7245 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
7247 2012-06-14 Richard Guenther <rguenther@suse.de>
7249 * tree-vrp.c (VR_INITIALIZER): New define.
7250 (ranges_from_anti_range): New function.
7251 (extract_range_from_binary_expr_1): Decompose operations on
7252 VR_ANTI_RANGEs to operations on VR_RANGE.
7253 (extract_range_from_unary_expr_1): Likewise.
7254 (extract_range_from_binary_expr_1, extract_range_from_binary_expr,
7255 extract_range_from_unary_expr_1, extract_range_from_unary_expr,
7256 extract_range_from_cond_expr, adjust_range_with_scev,
7257 vrp_visit_assignment_or_call, vrp_visit_phi_node,
7258 simplify_bit_ops_using_ranges): Use VR_INITIALIZER.
7260 2012-06-13 Richard Henderson <rth@redhat.com>
7262 * hwint.h (HOST_WIDEST_INT_C): New.
7263 (HOST_WIDE_INT_C): New.
7264 (HOST_WIDE_INT_1): Use it.
7265 * config/alpha/alpha.c (alpha_trampoline_init): Use it.
7267 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
7270 * var-tracking.c: Include alias.h.
7271 (overlapping_mems): New struct.
7272 (drop_overlapping_mem_locs): New.
7273 (clobber_overlapping_mems): New.
7274 (var_mem_delete_and_set, var_mem_delete): Call it.
7275 (val_bind): Likewise, but only if modified.
7276 (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs.
7277 * Makefile.in (var-tracking.o): Depend in $(ALIAS_H).
7279 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
7282 * var-tracking.c (loc_exp_dep_pool): New.
7283 (vt_emit_notes): Create and release the pool.
7284 (compute_bb_dataflow): Use value-based locations in MO_VAL_SET.
7285 (emit_notes_in_bb): Likewise.
7286 (loc_exp_dep_insert): Deal with NOT_ONEPART vars.
7287 (notify_dependents_of_changed_value): Likewise.
7288 (notify_dependents_of_resolved_value): Check that NOT_ONEPART
7289 variables don't have a VAR_LOC_DEP_LST.
7290 (emit_note_insn_var_location): Expand NOT_ONEPART locs that are
7291 VALUEs or MEMs of VALUEs.
7293 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
7297 * dce.c (word_dce_process_block): Insert debug temps only if the
7299 (dce_process_block): Likewise, and if debug.used is not empty,
7300 and only after iterating over all DEFs that might mark the insn.
7302 2012-06-13 Alexandre Oliva <aoliva@redhat.com>
7304 * common.opt (ftree-coalesce-inlined-vars): New.
7305 (ftree-coalesce-vars): New.
7306 * doc/invoke.texi: Document them.
7307 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
7310 2012-06-13 Richard Sandiford <rdsandiford@googlemail.com>
7312 * read-rtl.c (mapping): Remove index field. Add current_value field.
7313 Define heap vectors.
7314 (iterator_group): Fix long line. Remove num_builtins field and
7315 uses_iterator fields. Make apply_iterator take a void * parameter.
7316 (iterator_use, atttribute_use): New structures.
7317 (iterator_traverse_data, BELLWETHER_CODE, bellwether_codes): Delete.
7318 (current_iterators, iterator_uses, attribute_uses): New variables.
7319 (uses_mode_iterator_p, uses_code_iterator_p): Delete.
7320 (apply_mode_iterator, apply_code_iterator): Take a void * parameter.
7321 (map_attr_string, apply_iterator_to_string): Remove iterator
7322 and value parameters. Look through all current iterator values
7323 for a matching attribute.
7324 (mode_attr_index, apply_mode_maps): Delete.
7325 (apply_iterator_to_rtx): Replace with...
7326 (copy_rtx_for_iterators): ...this new function.
7327 (uses_iterator_p, apply_iterator_traverse): Delete.
7328 (apply_attribute_uses, add_current_iterators, apply_iterators): New
7330 (add_mapping): Remove index field. Set current_value field.
7331 (initialize_iterators): Don't set num_builtins and uses_iterator_p
7333 (find_iterator): Delete.
7334 (record_iterator_use, record_attribute_use): New functions.
7335 (record_potential_iterator_use): New function.
7336 (check_code_iterator): Remove handling of bellwether codes.
7337 (read_rtx): Remove mode maps. Truncate iterator and attribute uses.
7338 (read_rtx_code, read_nested_rtx, read_rtx_variadic): Remove mode_maps
7339 parameter. Use the first code iterator value instead of the
7340 bellwether_codes array. Use record_potential_iterator_use for modes.
7342 2012-06-13 Oleg Endo <olegendo@gcc.gnu.org>
7345 * config/sh/sh.md (bswapsi2): New expander.
7346 (swapbsi2): New insn.
7348 2012-06-13 H.J. Lu <hongjiu.lu@intel.com>
7351 * config/i386/i386.c (ix86_tune_cost): New variable.
7352 (ix86_option_override_internal): Set ix86_tune_cost. Use
7353 ix86_tune_cost for simultaneous_prefetches, prefetch_block,
7354 l1_cache_size and l2_cache_size.
7356 2012-06-13 Richard Guenther <rguenther@suse.de>
7358 * tree-vrp.c (vrp_meet): Properly meet equivalent ranges.
7359 Handle meeting two VR_RANGE to an VR_ANTI_RANGE. Implement
7360 all possible meetings of VR_RANGE with VR_ANTI_RANGE and
7361 VR_ANTI_RANGE with VR_ANTI_RANGE.
7363 2012-06-13 Richard Earnshaw <rearnsha@arm.com>
7365 * config.gcc (unsupported): Move obsoleted FPA-based configurations
7367 (obsolete): ... here.
7368 (arm*-*-freebsd*): Remove.
7369 (arm*-*-linux*): Only accept EABI variants. Simplify logic.
7370 (arm*-*-uclinux*): Likewise.
7371 (arm*-*-ecos-elf): Remove.
7372 (arm*-*-rtems*): Remove.
7373 (arm*-*-elf): Remove.
7374 (arm*-wince-pe*): Remove.
7375 (arm, --with-fpu): Remove support for fpa and Maverick variants.
7376 * arm/ecos-elf.h: Delete.
7377 * arm/t-strongarm-elf: Delete.
7378 * arm/rtems-elf.h: Delete.
7379 * arm/wince-pe.h: Delete.
7382 * arm/t-wince-pe: Delete.
7384 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
7386 PR tree-optimization/53647
7387 * tree-ssa-phiopt.c (gate_hoist_loads): Skip transformation for
7388 targets with no defined cache line size.
7390 2012-06-13 Bill Schmidt <wschmidt@linux.ibm.com>
7392 * targhooks.c (default_builtin_vectorized_conversion): Handle
7393 vec_construct, using vectype to base cost on subparts.
7394 * target.h (enum vect_cost_for_stmt): Add vec_construct.
7395 * tree-vect-stmts.c (vect_model_load_cost): Use vec_construct
7396 instead of scalar_to-vec.
7397 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
7398 vec_construct in same way as default for now.
7399 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
7400 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
7401 Handle vec_construct, including special case for 32-bit loads.
7403 2012-06-13 Xinyu Qi <xyqi@marvell.com>
7405 * config/arm/arm.c (FL_IWMMXT2): New define.
7406 (arm_arch_iwmmxt2): New variable.
7407 (arm_option_override): Enable use of iWMMXt with VFP.
7408 Disable use of iWMMXt with NEON. Disable use of iWMMXt under
7409 Thumb mode. Set arm_arch_iwmmxt2.
7410 (arm_expand_binop_builtin): Accept VOIDmode op.
7411 (enum arm_builtins): Revise built-in fcode.
7412 (IWMMXT2_BUILTIN): New define.
7413 (IWMMXT2_BUILTIN2): Likewise.
7414 (iwmmx2_mbuiltin): Likewise.
7415 (builtin_description bdesc_2arg): Revise built in declaration.
7416 (builtin_description bdesc_1arg): Likewise.
7417 (arm_init_iwmmxt_builtins): Revise built in initialization.
7418 (arm_expand_builtin): Revise built in expansion.
7419 (arm_output_iwmmxt_shift_immediate): New function.
7420 (arm_output_iwmmxt_tinsr): Likewise.
7421 * config/arm/arm-protos.h (arm_output_iwmmxt_shift_immediate): Declare.
7422 (arm_output_iwmmxt_tinsr): Likewise.
7423 * config/arm/iwmmxt.md (WCGR0, WCGR1, WCGR2, WCGR3): New constant.
7424 (iwmmxt_psadbw, iwmmxt_walign, iwmmxt_tmrc, iwmmxt_tmcr): Delete.
7425 (rorv4hi3, rorv2si3, rordi3): Likewise.
7426 (rorv4hi3_di, rorv2si3_di, rordi3_di): Likewise.
7427 (ashrv4hi3_di, ashrv2si3_di, ashrdi3_di): Likewise.
7428 (lshrv4hi3_di, lshrv2si3_di, lshrdi3_di): Likewise.
7429 (ashlv4hi3_di, ashlv2si3_di, ashldi3_di): Likewise.
7430 (iwmmxt_tbcstqi, iwmmxt_tbcsthi, iwmmxt_tbcstsi): Likewise
7431 (*iwmmxt_clrv8qi, *iwmmxt_clrv4hi, *iwmmxt_clrv2si): Likewise.
7432 (tbcstv8qi, tbcstv4hi, tbsctv2si): New pattern.
7433 (iwmmxt_clrv8qi, iwmmxt_clrv4hi, iwmmxt_clrv2si): Likewise.
7434 (*and<mode>3_iwmmxt, *ior<mode>3_iwmmxt, *xor<mode>3_iwmmxt): Likewise.
7435 (ror<mode>3, ror<mode>3_di): Likewise.
7436 (ashr<mode>3_di, lshr<mode>3_di, ashl<mode>3_di): Likewise.
7437 (ashli<mode>3_iwmmxt, iwmmxt_waligni, iwmmxt_walignr): Likewise.
7438 (iwmmxt_walignr0, iwmmxt_walignr1): Likewise.
7439 (iwmmxt_walignr2, iwmmxt_walignr3): Likewise.
7440 (iwmmxt_setwcgr0, iwmmxt_setwcgr1): Likewise.
7441 (iwmmxt_setwcgr2, iwmmxt_setwcgr3): Likewise.
7442 (iwmmxt_getwcgr0, iwmmxt_getwcgr1): Likewise.
7443 (iwmmxt_getwcgr2, iwmmxt_getwcgr3): Likewise.
7444 (All instruction patterns): Add wtype attribute.
7445 (*iwmmxt_arm_movdi, *iwmmxt_movsi_insn): iWMMXt coexist with vfp.
7446 (iwmmxt_uavgrndv8qi3, iwmmxt_uavgrndv4hi3): Revise the pattern.
7447 (iwmmxt_uavgv8qi3, iwmmxt_uavgv4hi3): Likewise.
7448 (ashr<mode>3_iwmmxt, ashl<mode>3_iwmmxt, lshr<mode>3_iwmmxt): Likewise.
7449 (iwmmxt_tinsrb, iwmmxt_tinsrh, iwmmxt_tinsrw):Likewise.
7450 (eqv8qi3, eqv4hi3, eqv2si3, gtuv8qi3): Likewise.
7451 (gtuv4hi3, gtuv2si3, gtv8qi3, gtv4hi3, gtv2si3): Likewise.
7452 (iwmmxt_wunpckihh, iwmmxt_wunpckihw, iwmmxt_wunpckilh): Likewise.
7453 (iwmmxt_wunpckilw, iwmmxt_wunpckehub, iwmmxt_wunpckehuh): Likewise.
7454 (iwmmxt_wunpckehuw, iwmmxt_wunpckehsb, iwmmxt_wunpckehsh): Likewise.
7455 (iwmmxt_wunpckehsw, iwmmxt_wunpckelub, iwmmxt_wunpckeluh): Likewise.
7456 (iwmmxt_wunpckeluw, iwmmxt_wunpckelsb, iwmmxt_wunpckelsh): Likewise.
7457 (iwmmxt_wunpckelsw, iwmmxt_wmadds, iwmmxt_wmaddu): Likewise.
7458 (iwmmxt_wsadb, iwmmxt_wsadh, iwmmxt_wsadbz, iwmmxt_wsadhz): Likewise.
7459 (iwmmxt2.md): Include.
7460 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __IWMMXT2__.
7461 (TARGET_IWMMXT2): New define.
7462 (TARGET_REALLY_IWMMXT2): Likewise.
7463 (arm_arch_iwmmxt2): Declare.
7464 * config/arm/mmintrin.h: Use __IWMMXT__ to enable iWMMXt intrinsics.
7465 Use __IWMMXT2__ to enable iWMMXt2 intrinsics.
7466 Use C name-mangling for intrinsics.
7468 (_mm_cvtsi32_si64, _mm_andnot_si64, _mm_sad_pu8): Revise.
7469 (_mm_sad_pu16, _mm_align_si64, _mm_setwcx, _mm_getwcx): Likewise.
7470 (_m_from_int): Likewise.
7471 (_mm_sada_pu8, _mm_sada_pu16): New intrinsic.
7472 (_mm_alignr0_si64, _mm_alignr1_si64, _mm_alignr2_si64): Likewise.
7473 (_mm_alignr3_si64, _mm_tandcb, _mm_tandch, _mm_tandcw): Likewise.
7474 (_mm_textrcb, _mm_textrch, _mm_textrcw, _mm_torcb): Likewise.
7475 (_mm_torch, _mm_torcw, _mm_tbcst_pi8, _mm_tbcst_pi16): Likewise.
7476 (_mm_tbcst_pi32): Likewise.
7477 (_mm_abs_pi8, _mm_abs_pi16, _mm_abs_pi32): New iWMMXt2 intrinsic.
7478 (_mm_addsubhx_pi16, _mm_absdiff_pu8, _mm_absdiff_pu16): Likewise.
7479 (_mm_absdiff_pu32, _mm_addc_pu16, _mm_addc_pu32): Likewise.
7480 (_mm_avg4_pu8, _mm_avg4r_pu8, _mm_maddx_pi16, _mm_maddx_pu16): Likewise.
7481 (_mm_msub_pi16, _mm_msub_pu16, _mm_mulhi_pi32): Likewise.
7482 (_mm_mulhi_pu32, _mm_mulhir_pi16, _mm_mulhir_pi32): Likewise.
7483 (_mm_mulhir_pu16, _mm_mulhir_pu32, _mm_mullo_pi32): Likewise.
7484 (_mm_qmulm_pi16, _mm_qmulm_pi32, _mm_qmulmr_pi16): Likewise.
7485 (_mm_qmulmr_pi32, _mm_subaddhx_pi16, _mm_addbhusl_pu8): Likewise.
7486 (_mm_addbhusm_pu8, _mm_qmiabb_pi32, _mm_qmiabbn_pi32): Likewise.
7487 (_mm_qmiabt_pi32, _mm_qmiabtn_pi32, _mm_qmiatb_pi32): Likewise.
7488 (_mm_qmiatbn_pi32, _mm_qmiatt_pi32, _mm_qmiattn_pi32): Likewise.
7489 (_mm_wmiabb_si64, _mm_wmiabbn_si64, _mm_wmiabt_si64): Likewise.
7490 (_mm_wmiabtn_si64, _mm_wmiatb_si64, _mm_wmiatbn_si64): Likewise.
7491 (_mm_wmiatt_si64, _mm_wmiattn_si64, _mm_wmiawbb_si64): Likewise.
7492 (_mm_wmiawbbn_si64, _mm_wmiawbt_si64, _mm_wmiawbtn_si64): Likewise.
7493 (_mm_wmiawtb_si64, _mm_wmiawtbn_si64, _mm_wmiawtt_si64): Likewise.
7494 (_mm_wmiawttn_si64, _mm_merge_si64): Likewise.
7495 (_mm_torvscb, _mm_torvsch, _mm_torvscw): Likewise.
7496 (_m_to_int): New define.
7497 * config/arm/arm-cores.def (iwmmxt2): Add FL_IWMMXT2.
7498 * config/arm/arm-arches.def (iwmmxt2): Likewise.
7499 * config/arm/t-arm (MD_INCLUDES): Add marvell-f-iwmmxt.md and
7501 * config/arm/arm.md (marvell-f-iwmmxt.md): Include.
7502 (arch): Add "iwmmxt2".
7503 (arch_enabled): Handle "iwmmxt2".
7504 (wtype): New attribute.
7505 (UNSPEC_WMADDS, UNSPEC_WMADDU): Delete.
7506 (UNSPEC_WALIGNI): New unspec.
7507 * config/arm/predicates.md (imm_or_reg_operand): New predicate.
7508 * config/arm/iterators.md (VMMX2): New mode_iterator.
7509 * config/arm/marvell-f-iwmmxt.md: New file.
7510 * config/arm/iwmmxt2.md: New file.
7512 2012-06-12 Jakub Jelinek <jakub@redhat.com>
7517 * c-decl.c (build_compound_literal): Call c_incomplete_type_error
7518 if type isn't complete.
7520 2012-06-12 Uros Bizjak <ubizjak@gmail.com>
7522 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
7524 2012-06-12 Richard Henderson <rth@redhat.com>
7526 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
7527 iterator instead of INT.
7529 2012-06-12 Bill Schmidt <wschmidt@linux.ibm.com>
7531 * opts.c: Add -fhoist-adjacent-loads to -O2 and above.
7532 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Add argument to forward
7534 (hoist_adjacent_loads, gate_hoist_loads): New forward declarations.
7535 (tree_ssa_phiopt): Call gate_hoist_loads.
7536 (tree_ssa_cs_elim): Add parm to tree_ssa_phiopt_worker call.
7537 (tree_ssa_phiopt_worker): Add do_hoist_loads to formal arg list; call
7538 hoist_adjacent_loads.
7539 (local_mem_dependence): New function.
7540 (hoist_adjacent_loads): Likewise.
7541 (gate_hoist_loads): Likewise.
7542 * common.opt (fhoist-adjacent-loads): New switch.
7543 * Makefile.in (tree-ssa-phiopt.o): Added dependencies.
7545 2012-06-12 Michael Matz <matz@suse.de>
7547 * alias.c (nonoverlapping_component_refs_p): Take two rtx arguments.
7548 (nonoverlapping_memrefs_p): Don't call it here ...
7549 (true_dependence_1): ... but here.
7551 2012-06-12 Richard Guenther <rguenther@suse.de>
7553 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove dead code.
7554 * alias.c (ao_ref_from_mem): MEM_EXPR is conservative, MEM_OFFSET
7555 and MEM_SIZE only refines it. Reflect that and be less conservative
7556 if either of the latter is not known.
7558 2012-06-12 Jakub Jelinek <jakub@redhat.com>
7560 PR rtl-optimization/53589
7561 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
7562 discovery even when e->dest != target. If any LABEL_REF points
7563 to e->dest label, redirect it to target's label.
7565 2012-06-12 Chung-Lin Tang <cltang@codesourcery.com>
7567 * config/sh/sh.c (output_stack_adjust): Remove !epilogue_p
7568 condition for generating REG_FRAME_RELATED_EXPR note.
7569 (pop): Add code for generating REG_CFA_RESTORE,
7570 REG_CFA_ADJUST_CFA notes. Set RTX_FRAME_RELATED_P to 1.
7571 (sh_expand_epilogue): Use frame_insn() for FP to SP move.
7572 Set 'frame_p' of calls to output_stack_adjust() to 'true'.
7574 2012-06-11 Richard Henderson <rth@redhat.com>
7576 * config/alpha/alpha.c (HWI_HEX2): Add missing shift.
7577 * vmsdbgout.c (VMS_EPOCH_OFFSET): Add LL suffix.
7579 * config/alpha/alpha.c (alpha_trampoline_init): Split large constants.
7581 2012-06-12 Hans-Peter Nilsson <hp@axis.com>
7583 * doc/tm.texi.in (Addressing Modes) <TARGET_LEGITIMIZE_ADDRESS>:
7584 Mention that this hook needs to be defined for native TLS.
7585 * doc/tm.texi: Regenerate.
7587 2012-06-11 Mike Stump <mikestump@comcast.net>
7589 * emit-rtl.c (init_emit_once): Iterate through the
7590 MODE_PARTIAL_INT modes with MIN_MODE_PARTIAL_INT and
7591 MAX_MODE_PARTIAL_INT, as GET_MODE_WIDER_MODE doesn't step through
7592 all the MIN_MODE_PARTIAL_INT modes anymore.
7594 2012-06-12 Maxim Kuvyrkov <maxim@codesourcery.com>
7596 * gcc/config/mips/mips-tables.opt (xlp): Fix merge typo.
7598 2012-06-11 Roland McGrath <mcgrathr@google.com>
7600 * dwarf2out.c (const_ok_for_output_1): Detect a TLS UNSPEC using
7601 SYMBOL_REF_TLS_MODEL rather than DECL_THREAD_LOCAL_P, in case it's
7602 not a VAR_DECL. Also don't limit it to UNSPECs with exactly one
7605 2012-06-11 Oleg Endo <olegendo@gcc.gnu.org>
7608 * config/sh/sh.md (fmasf4): New expander.
7609 (*macsf3): Rename to fmasf4_i. Adapt to fma pattern.
7610 (mac_media): Rename to fmasf4_media. Adapt to fma pattern.
7611 * config/sh/sh.opt (mfused-madd): Remove.
7612 * config/sh/sh.c (sh_option_override): Remove mfused-madd handling.
7613 (builtin_description bdesc): Remove __builtin_sh_media_FMAC_S.
7614 * config.gcc (sh[123456789lbe]*-*-* | sh-*-*): Add fused-madd.opt
7616 * doc/invoke.texi (SH Options): Update mfused-madd and mno-fused-madd
7619 2012-06-11 Richard Henderson <rth@redhat.com>
7621 * dwarf2cfi.c (scan_trace): Handle annulled branch-taken delay slots.
7623 2012-06-11 Richard Guenther <rguenther@suse.de>
7626 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
7627 replace it with the first non-BLOCK context.
7629 2012-06-11 Richard Guenther <rguenther@suse.de>
7631 * alias.c (aliases_everything_p): Remove.
7632 (DIFFERENT_ALIAS_SETS_P): Likewise.
7633 (true_dependence_1): Use mems_in_disjoint_alias_sets_p directly.
7634 Do not use aliases_everything_p or special-case ANDs. Do not
7635 special-case BLKmode moves.
7636 (may_alias_p): Likewise. Handle BLKmode similar like everywhere
7639 2012-06-09 Hans-Peter Nilsson <hp@axis.com>
7641 Fix CRIS build errors with --enable-build-with-cxx.
7642 * config/cris/cris.c (cris_emit_trap_for_misalignment): Rename
7643 variable "and" to "andop".
7644 * config/cris/sync.md ("atomic_fetch_<atomic_op_name><mode>"): Use
7645 temporary variable for memory model, passing C++-type-correct
7646 parameter type to expand_mem_thread_fence.
7647 ("atomic_compare_and_swap<mode>"): Ditto.
7649 2012-06-09 Richard Henderson <rth@redhat.com>
7652 * cfgcleanup.c (execute_jump): Rename from rest_of_handle_jump2.
7653 (pass_jump): Rename from pass_jump2.
7654 (execute_jump2, pass_jump2): New.
7655 * combine-stack-adj.c (rest_of_handle_stack_adjustments): Don't
7656 perform cfg cleanup here. Move the test of PUSH_ROUNDING
7657 and ACCUMULATE_OUTGOING_ARGS test...
7658 (gate_handle_stack_adjustments): ... here.
7659 * passes.c (init_optimization_passes): Update for pass_jump2 rename.
7660 Place new pass_jump2 after pass_stack_adjustments.
7661 * tree-pass.h (pass_jump): Declare.
7663 2012-06-09 Kenneth Zadeck <zadeck@naturalbridge.com>
7665 * simplify-rtx.c (simplify_const_binary_operation): Fixed shift
7668 2012-06-08 Richard Henderson <rth@redhat.com>
7671 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
7672 note to a clobber insn when no other insn is available.
7674 2012-06-08 Georg-Johann Lay <avr@gjlay.de>
7676 * config/avr/avr.c (avr_case_values_threshold): Return 7.
7678 2012-06-07 Andreas Schwab <schwab@linux-m68k.org>
7680 * genhooks.c (main): Set progname.
7681 (emit_documentation): Remove variable found_start, always bail out
7682 when a place is missing.
7683 * doc/tm.texi.in (C++ ABI): Add @hook TARGET_CXX_DECL_MANGLING_CONTEXT.
7685 2012-06-07 Jakub Jelinek <jakub@redhat.com>
7688 * omp-low.c (scan_omp): Change first argument to gimple_seq *,
7689 call walk_gimple_seq_mod instead of walk_gimple_seq.
7690 (scan_sharing_clauses, scan_omp_parallel, scan_omp_task,
7691 scan_omp_for, scan_omp_sections, scan_omp_single,
7692 execute_lower_omp): Adjust callers.
7693 (scan_omp_1_stmt): Likewise. If check_omp_nesting_restrictions
7694 returns false, replace stmt with GIMPLE_NOP.
7695 (check_omp_nesting_restrictions): Instead of issuing warnings,
7696 issue errors and return false if any errors were reported.
7698 2012-06-06 Steven Bosscher <steven@gcc.gnu.org>
7700 * doc/invoke.texi (fconserve-space): Remove documentation.
7702 2012-06-06 Edmar Wienskoski <edmar@freescale.com>
7704 * config/rs6000/rs6000-tables.opt: Regenerated.
7706 2012-06-06 Richard Guenther <rguenther@suse.de>
7708 PR tree-optimization/53081
7709 * tree-data-ref.h (adjacent_store_dr_p): Rename to ...
7710 (adjacent_dr_p): ... this and make it work for reads, too.
7711 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMCPY.
7712 (struct partition_s): Change main_stmt to main_dr, add
7713 secondary_dr member.
7714 (build_size_arg_loc): Change to date data-reference and not
7716 (build_addr_arg_loc): New function split out from ...
7717 (generate_memset_builtin): ... here. Use it and simplify.
7718 (generate_memcpy_builtin): New function.
7719 (generate_code_for_partition): Adjust.
7720 (classify_partition): Streamline pattern detection. Detect memcpy.
7721 (ldist_gen): Adjust.
7722 (tree_loop_distribution): Adjust seed statements for memcpy
7725 2012-06-06 Matt Turner <mattst88@gmail.com>
7727 * config/arm/mmintrin.h (_mm_empty): New.
7730 2012-06-06 Richard Sandiford <r.sandiford@uk.ibm.com>
7732 * doc/invoke.texi (sched-pressure-algorithm): Document new --param.
7733 * common.opt (fsched-pressure-algorithm=): Remove.
7734 * flag-types.h (sched_pressure_algorithm): Move to...
7735 * sched-int.h (sched_pressure_algorithm): ...here.
7736 * params.def (sched-pressure-algorithm): New param.
7737 * haifa-sched.c (sched_init): Use it to initialize sched_pressure.
7738 * common/config/s390/s390-common.c (s390_option_optimization_table):
7739 Remove OPT_fsched_pressure_algorithm_ entry.
7740 * config/s390/s390.c (s390_option_override): Set a default value for
7741 PARAM_SCHED_PRESSURE_ALGORITHM.
7743 2012-06-05 Michael Meissner <meissner@linux.vnet.ibm.com>
7746 * config/rs6000/rs6000.c (rs6000_generate_compare): If we are
7747 doing an unsigned compare, make sure the second argument is not a
7749 (rs6000_emit_cmove): Don't allow floating point comparisons when
7750 generating ISEL moves.
7752 2012-06-05 Edmar Wienskoski <edmar@freescale.com>
7754 * config/rs6000/e5500.md: New file.
7755 * config/rs6000/e6500.md: New file.
7756 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7758 (rs6000_option_override_internal): Altivec and Spe options not
7759 allowed with e5500. Spe options not allowed with e6500. Increase
7760 move inline limit for e5500 and e6500. Disable string instructions
7761 for e5500 and e6500. Enable branch targets alignment for e5500 and
7762 e6500. Initialize rs6000_cost for e5500 and e6500.
7763 (rs6000_adjust_cost): Add extra scheduling cycles between compare
7764 and brnach for e5500 and e6500.
7765 (rs6000_issue_rate): Set issue rate for e5500 and e6500.
7766 * config/rs6000/rs6000-cpus.def: Add cpu definitions for e5500 and
7768 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add e5500 and e6500.
7769 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce5500 and
7771 Include e5500.md and e6500.md.
7772 * config/rs6000/rs6000-opt.h (processor_type): Add
7773 PROCESSOR_PPCE5500 and PROCESSOR_PPCE6500.
7774 * config.gcc (cpu_is_64bit): Add new cores e5500, e6500.
7775 (powerpc*-*-*): Add new cores e5500, e6500.
7776 * doc/invoke.texi: (item -mcpu): Add e5500 and e6500 to list of cpus.
7778 2012-06-05 Richard Guenther <rguenther@suse.de>
7780 * tree-vect-data-refs.c (vect_analyze_data_refs): Fix last change.
7782 2012-06-05 H.J. Lu <hongjiu.lu@intel.com>
7785 * config.gcc: Select x32 run-time library if --with-abi={x32|mx32}
7786 is used for x86_64-*-*.
7788 2012-06-05 Richard Guenther <rguenther@suse.de>
7790 PR tree-optimization/30442
7791 * tree-vect-data-refs.c (vect_analyze_data_refs): For basic-block
7792 vectorization stop analysis at the first stmt we cannot compute
7793 a data-reference for instead of giving up completely.
7795 2012-06-05 Richard Guenther <rguenther@suse.de>
7797 * tree-loop-distribution.c (struct partition_s): Add has_writes member.
7798 (partition_alloc): Initialize it.
7799 (partition_has_writes): New function.
7800 (rdg_flag_uses): Adjust.
7801 (rdg_flag_vertex): Likewise.
7802 (rdg_flag_vertex_and_dependent): Likewise.
7803 (rdg_flag_loop_exits): Likewise.
7804 (build_rdg_partition_for_component): Likewise.
7805 (rdg_build_partitions): Likewise.
7807 2012-06-05 Richard Guenther <rguenther@suse.de>
7809 PR tree-optimization/53081
7810 * tree-loop-distribution.c (generate_memset_builtin): Handle all
7811 kinds of byte-sized stores.
7812 (classify_partition): Likewise.
7813 (tree_loop_distribution): Adjust seed statements used for
7814 !flag_tree_loop_distribution.
7816 2012-06-05 Alan Modra <amodra@gmail.com>
7818 * config/rs6000/rs6000.c (ptr_regno_for_savres): Comment.
7819 (rs6000_emit_prologue): Ensure register used for inline saves
7820 of vector regs is not the static chain register. Revise comment.
7822 2012-06-04 Oleg Endo <olegendo@gcc.gnu.org>
7824 * doc/md.texi (Standard Pattern Names For Generation): Document
7827 2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
7830 * config/i386/i386.c (ix86_sched_reorder) Skip debug insns.
7832 2012-06-04 Jason Merrill <jason@redhat.com>
7834 * dwarf2out.c (is_unit_die): New.
7835 (copy_declaration_context, copy_ancestor_tree): Use it.
7836 (copy_decls_walk): Likewise.
7838 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
7841 * doc/invoke.texi (Wenum-compare): Update documentation.
7843 2012-06-04 Dodji Seketeli <dodji@redhat.com>
7845 PR preprocessor/53463
7846 * parser.c (cp_parser_assignment_expression): Use the location
7847 for the '=' as the default location for the expression.
7849 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
7852 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
7854 (altivec_stvlxl): Ditto.
7855 (altivec_stvrx): Ditto.
7856 (altivec_stvrxl): Ditto.
7858 2012-06-04 Vladimir Makarov <vmakarov@redhat.com>
7860 * ira-int.h (struct target_ira_int): Add member x_ira_uniform_class_p.
7861 (ira_uniform_class_p): New macro.
7863 * ira.c (setup_uniform_class_p): New function.
7864 (setup_allocno_and_important_classes): Call the function.
7865 (print_unform_and_important_classes): New function.
7866 (print_classes): Rename to print_translated_classes.
7867 (ira_debug_allocno_classes): Add call of
7868 print_unform_and_important_classes.
7870 * ira-costs.c (setup_regno_cost_classes_by_aclass): Use uniform
7871 classes instead of pressure classes.
7873 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
7876 * trans-mem.c (expand_block_edges): Do not skip the first
7877 statement when resetting the BB.
7879 2012-06-04 Richard Guenther <rguenther@suse.de>
7881 * tree-data-ref.c (stores_from_loop): Remove.
7882 (stmt_with_adjacent_zero_store_dr_p): Likewise.
7883 (stores_zero_from_loop): Likewise.
7884 * tree-data-ref.h (stores_from_loop, stores_zero_from_loop,
7885 stmt_with_adjacent_zero_store_dr_p, stride_of_unit_type_p): Remove.
7886 (adjacent_store_dr_p): New function.
7887 * tree-loop-distribution.c (generate_memset_builtin): Pass
7888 the RDG, use the already available data-reference.
7889 (generate_code_for_partition): Pass down RDG.
7890 (classify_partition): Inline parts of the former
7891 stmt_with_adjacent_zero_store_dr_p here and use adjacent_store_dr_p.
7892 (ldist_gen): Remember if there was any detected builtin and
7893 do less work if not and flag_tree_loop_distribution is not set.
7894 (tree_loop_distribution): Inline and fuse stores_from_loop
7895 and stores_zero_from_loop here.
7897 2012-06-04 Richard Guenther <rguenther@suse.de>
7900 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
7901 create new assembler names.
7903 2012-06-04 Richard Guenther <rguenther@suse.de>
7905 * tree-data-ref.c (struct rdg_vertex_info): Remove.
7906 (rdg_vertex_for_stmt): Simplify using gimple_uid.
7907 (create_rdg_vertices): Pass loop argument, remove stmt to RDG index
7908 hashtable. Record stmt data-references.
7909 (hash_stmt_vertex_info): Remove.
7910 (eq_stmt_vertex_info): Likewise.
7911 (hash_stmt_vertex_del): Likewise.
7912 (build_empty_rdg): Simplify.
7913 (build_rdg): Adjust.
7914 (free_rdg): Likewise.
7915 (ref_base_address): Remove.
7916 (have_similar_memory_accesses): Likewise.
7917 * tree-data-ref.h (create_rdg_vertices): Remove.
7918 (struct rdg_vertex): Add datarefs member.
7919 (RDGV_DATAREFS): New define.
7920 (RDG_DATAREFS): Likewise.
7921 (have_similar_memory_accesses): Remove.
7922 (rdg_has_similar_memory_accesses): Likewise.
7923 * tree-loop-distribution.c (ref_base_address): Re-implement here.
7924 (similar_memory_accesses): Re-implement using existing data-references.
7925 (tree_loop_distribution): Initialize stmt uids for the stmt to
7927 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
7928 access stmt vinfo for stmts in loop.
7930 2012-06-04 Andreas Schwab <schwab@linux-m68k.org>
7933 * config/m68k/m68k.md ("tablejump"): Fix check for
7934 CASE_VECTOR_PC_RELATIVE.
7936 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
7938 * output.h (merge_weak, assemble_alias,
7939 initializer_constant_valid_p,
7940 initializer_constant_valid_for_bitfield_p): Move protos from here...
7941 * tree.h: ... to here.
7942 * cgraphclones.c: Do not include output.h.
7943 * gimplify.c: Likewise.
7944 * reload.c: Likewise.
7945 * recog.c: Likewise.
7946 * tree-ssa-loop-ivopts.c: Likewise.
7947 * tree-switch-conversion.c: Likewise.
7948 * c-parser.c: Likewise.
7949 * c-typeck.c: Likewise.
7950 * Makefile.in: Fix dependencies.
7952 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
7955 * config/avr/avr-stdint.h: New file.
7956 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
7959 2012-06-04 Jakub Jelinek <jakub@redhat.com>
7961 PR tree-optimization/53550
7962 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
7963 is POINTER_TYPE_P, use sizetype as step type instead of type.
7965 2012-06-04 Richard Guenther <rguenther@suse.de>
7967 * tree-data-ref.c (have_similar_memory_accesses_1): Remove.
7968 (ref_base_address_1): Likewise.
7969 (remove_similar_memory_refs): Likewise.
7970 * tree-data-ref.h (remove_similar_memory_refs): Remove.
7971 * tree-loop-distribution.c (classify_partition): Do not classify
7972 as builtin if -ftree-loop-distribute-patterns is not enabled.
7973 (fuse_partitions_with_similar_memory_accesses): Inline ...
7974 (ldist_gen): ... here. Fuse all non-builtin partitions if
7975 -ftree-loop-distribution is not enabled. Properly return
7976 the number of created partitions. Do not update SSA form here but ...
7977 (tree_loop_distribution): ... once here for the whole function.
7978 Only walk innermost loops, constrain loops we consider here
7979 further. Do not call remove_similar_memory_refs.
7980 (distribute_loop): Do not check number of loop nodes here.
7982 2012-06-04 Steven Bosscher <steven@gcc.gnu.org>
7984 * Makefile.in (GIMPLE_H): Do not depend on TARGET_H.
7986 2012-06-03 Martin Jambor <mjambor@suse.cz>
7988 * ipa-prop.h (ipa_get_jf_known_type_offset): New function.
7989 (ipa_get_jf_known_type_base_type): Likewise.
7990 (ipa_get_jf_known_type_component_type): Likewise.
7991 (ipa_get_jf_constant): Likewise.
7992 (ipa_get_jf_pass_through_formal_id): Likewise.
7993 (ipa_get_jf_pass_through_operation): Likewise.
7994 (ipa_get_jf_ancestor_offset): Likewise.
7995 (ipa_get_jf_ancestor_type): Likewise.
7996 (ipa_get_jf_ancestor_formal_id): Likewise.
7997 (ipa_get_jf_member_ptr_pfn): Likewise.
7998 * ipa-prop.c (ipa_set_jf_known_type): New function.
7999 (ipa_set_jf_constant): Likewise.
8000 (ipa_set_jf_simple_pass_through): Likewise.
8001 (ipa_set_jf_arith_pass_through): Likewise.
8002 (ipa_set_ancestor_jf): Likewise.
8003 (fill_member_ptr_cst_jump_function): Moved up and renamed to
8004 ipa_set_jf_member_ptr_cst.
8005 (detect_type_change_1): Use the new jump function creation functions.
8006 (compute_complex_assign_jump_func): Likewise.
8007 (compute_complex_ancestor_jump_func): Likewise.
8008 (compute_known_type_jump_func): Likewise.
8009 (compute_scalar_jump_functions): Likewise.
8010 (compute_pass_through_member_ptrs): Likewise.
8011 (determine_cst_member_ptr): Likewise.
8012 (combine_known_type_and_ancestor_jfs): Likewise.
8013 (try_make_edge_direct_simple_call): Likewise.
8014 (try_make_edge_direct_virtual_call): Likewise.
8015 (update_indirect_edges_after_inlining): Likewise.
8016 * ipa-cp.c (ipa_get_jf_pass_through_result): Use jump function
8017 access functions. Incorporat NOP_EXPR and BINFO handling from its
8019 (ipa_get_jf_ancestor_result): Likewise. Incorporate handling BINFOs
8020 which was in its callers.
8021 (ipa_value_from_jfunc): Use jump function access functions. Some
8022 functionality moved to functions above.
8023 (propagate_vals_accross_ancestor): Likewise.
8024 (propagate_vals_accross_pass_through): Use jump function access
8026 (propagate_accross_jump_function): Likewise.
8027 * ipa-inline-analysis.c (remap_edge_change_prob): Use jump function
8029 (inline_merge_summary): Likewise.
8031 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8033 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
8034 * config/pa/pa.c (pa_attr_length_millicode_call): Use
8035 MAX_PCREL17F_OFFSET instead of fixed offset.
8036 (pa_attr_length_call): Likewise.
8037 (pa_attr_length_indirect_call): Likewise.
8039 2012-06-03 Oleg Endo <olegendo@gcc.gnu.org>
8042 * config/sh/sh.opt (mfsca, mfsrra): New options.
8043 * config/sh/sh.md (rsqrtsf2): Use TARGET_FPU_ANY and TARGET_FSRRA
8045 (fsca): Use TARGET_FPU_ANY and TARGET_FSCA condition.
8046 (sinssf2, cossf2): Fold expanders to ...
8047 (sincossf3): ... this new expander. Use TARGET_FPU_ANY and
8048 TARGET_FSCA condition.
8049 * config/sh/sh.c (sh_option_override): Handle TARGET_FSRRA and
8051 * doc/invoke.texi (SH Options): Add descriptions for -mfsca,
8052 -mno-fsca, -mfsrra, -mno-fsrra.
8054 2012-06-03 Matt Turner <mattst88@gmail.com>
8056 * config/mips/4600.md (r4700_imul_si): New.
8057 (r4700_imul_di): New.
8058 (r4700_fmul_single): New.
8059 (r4700_fmul_double): New.
8060 * config/mips/mips-cpus.def: Add r4700.
8061 * config/mips/mips.c: Likewise.
8062 * config/mips/mips.md: Likewise.
8063 * config/mips/mips-tables.opt: Regenerate.
8065 2012-06-02 Steven Bosscher <steven@gcc.gnu.org>
8067 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
8068 new function sparc_initial_elimination_offset.
8069 * config/sparc/sparc.c (sparc_initial_elimination_offset): New
8071 * config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
8074 2012-06-02 Kenneth Zadeck <zadeck@naturalbridge.com>
8076 * expmed.c (expand_mult, choose_multiplier): Change
8077 "2 * HOST_BITS_PER_WIDE_INT" to "HOST_BITS_PER_DOUBLE_INT".
8078 * expr.c (convert_modes): Likewise.
8079 * explow.c (plus_constant): Likewise.
8080 * fixed-value.c (fixed_saturate1, fixed_saturate2)
8081 (do_fixed_add, do_fixed_multiply, do_fixed_multiply)
8082 (do_fixed_multiply, do_fixed_multiply, do_fixed_divide)
8083 (do_fixed_divide, do_fixed_divide, do_fixed_divide)
8084 (do_fixed_divide, do_fixed_divide, do_fixed_shift, do_fixed_shift)
8085 (do_fixed_shift, fixed_convert, fixed_convert)
8086 (fixed_convert_from_int, fixed_convert_from_int)
8087 (fixed_convert_from_real): Likewise.
8088 * fold-const.c (fold_convert_const_int_from_fixed, sign_bit_p)
8089 (native_interpret_int, fold_binary_loc, fold_ternary_loc): Likewise.
8090 * varasm.c (output_constructor_bitfield): Likewise.
8091 * tree-vrp.c (register_edge_assert_for_2): Likewise.
8092 * double-int.c (rshift_double, lshift_double): Likewise.
8093 * double-int.h (double_int_fits_in_uhwi_p, double_int, double_int):
8095 * simplify-rtx.c (mode_signbit_p)
8096 (simplify_const_unary_operation, simplify_binary_operation_1)
8097 (simplify_immed_subreg): Likewise.
8098 * builtins.c (c_readstr, fold_builtin_bitop): Likewise.
8099 * tree-vect-generic.c (build_replicated_const): Likewise.
8100 * dbxout.c (stabstr_O): Likewise.
8101 * emit-rtl.c (immed_double_int_const, immed_double_const)
8102 (gen_lowpart_common, init_emit_once): Likewise.
8103 * tree.c (integer_pow2p, tree_log2, tree_floor_log2)
8104 (widest_int_cst_value, upper_bound_in_type): Likewise.
8105 * stor-layout.c (initialize_sizetypes, fixup_signed_type)
8106 (fixup_unsigned_type): Likewise.
8107 * real.c (real_to_integer2, real_from_integer): Likewise.
8108 * dwarf2out.c (size_of_loc_descr, size_of_die, output_die)
8109 (clz_loc_descriptor, mem_loc_descriptor): Likewise.
8111 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
8114 * fold-const.c (fold_binary_loc): Refine previous change.
8116 2012-06-01 Olivier Hainque <hainque@adacore.com>
8118 * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Restore
8119 the "do {" part of the do-while(0) loop.
8121 2012-06-01 Yuri Rumyantsev <yuri.s.rumyantsev@intel.com>
8123 * config/i386/i386.c (x86_sched_reorder): New function.
8124 Added new function x86_sched_reorder.
8126 2012-06-01 Richard Guenther <rguenther@suse.de>
8128 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8130 (classify_partition): Likewise.
8132 2012-06-01 Richard Guenther <rguenther@suse.de>
8134 * tree-loop-distribution.c (enum partition_kind): New enum.
8135 (struct partition_s): Add kind and main_stmt members.
8136 (partition_alloc): Initialize kind to PKIND_NORMAL.
8137 (partition_builtin_p): New function.
8138 (copy_loop_before): Remove failure path and assert instead.
8139 (generate_loops_for_partition): Likewise.
8140 (generate_memset_zero): Fold into ...
8141 (generate_memset_builtin): ... this.
8142 (classify_partition): New function with code from
8143 can_generate_builtin and generate_builtin.
8144 (generate_builtin): Remove.
8145 (can_generate_builtin): Likewise.
8146 (fuse_partitions_with_similar_memory_accesses): Call
8147 partition_builtin_p instead of can_generate_builtin.
8148 (rdg_build_partitions): Do not call
8149 fuse_partitions_with_similar_memory_accesses here...
8150 (ldist_gen): ... but here after classifying all partitions.
8151 Remove failure path of generate_code_for_partition.
8152 (generate_code_for_partition): Generate code according
8153 to partition classification.
8155 2012-06-01 Manuel López-Ibáñez <manu@gcc.gnu.org>
8156 Jonathan Wakely <jwakely.gcc@gmail.com>
8159 * doc/invoke.texi (Warning Options): Explain purpose and differences
8160 between -Wmissing-prototypes and -Wmissing-declarations.
8162 2012-06-01 Christian Bruel <christian.bruel@st.com>
8164 * gcc.c (save_switch): Add user_p parameter.
8165 (read_specs): Likewise.
8166 (set_specs): Likewise.
8167 (validate_switches): Likewise.
8168 (validate_switches_from_spec): Likewise.
8169 (validate_all_switches): Pass on user_p parameter.
8170 (struct spec_list): Add user_p field.
8171 (struct switchstr): Add known field.
8172 (save_switch): Add known parameter.
8173 (INIT_STATIC_SPEC): Initialize user_p;
8174 (driver_unknown_option_callbac): call save_switch if
8175 OPT_SPECIAL_unknown.
8176 (driver_handle_option): Propagate OPT_specs.
8177 (do_spec_1): Set validated only if known.
8178 (check_live_switch): Likewise.
8179 (validate_switches): Set validated if known or user_spec.
8181 2012-06-01 Hans-Peter Nilsson <hp@axis.com>
8183 Add CRIS atomic patterns for 1, 2, and 4 bytes.
8184 * config/cris/cris.c (cris_emit_trap_for_misalignment): New function.
8185 * config/cris/cris-protos.h: Declare it.
8186 * config/cris/cris.h [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 32]
8187 (TARGET_DEFAULT): Add alignment by 32.
8188 [!TARGET_DEFAULT, TARGET_CPU_DEFAULT == 10] (TARGET_DEFAULT): New
8189 case, as TARGET_CPU_DEFAULT == 0 but with alignment as for
8190 TARGET_CPU_DEFAULT == 32.
8191 (TARGET_TRAP_UNALIGNED_ATOMIC): New macro.
8192 * config/cris/cris.md: Include sync.md. Avoid allocating specific
8193 numbers by replacing the define_constants for all UNSPECs with the
8194 equivalent define_c_enum construct.
8195 * config/cris/cris.opt (mtrap-unaligned-atomic): New option.
8196 * config/cris/sync.md: New file.
8198 2012-05-31 Matt Turner <mattst88@gmail.com>
8200 * config/mips/4600.md (r4600_imul_si): Rename from r4600_imul.
8201 (r4600_imul_di): New.
8202 (r4600_idiv_si): Rename from r4600_idiv.
8203 (r4600_idiv_di): New.
8205 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
8207 * output.h (__gcc_host_wide_int__): Move to hwint.h.
8208 (decl_default_tls_model): Move to tree.h
8209 (dump_file): Move to system.h.
8210 (default_stabs_asm_out_destructor, default_stabs_asm_out_constructor,
8211 dbxout_int, dbxout_stabd, dbxout_begin_stabn, dbxout_begin_stabn_sline,
8212 dbxout_begin_empty_stabs, dbxout_begin_simple_stabs,
8213 dbxout_begin_simple_stabs_desc, dbxout_stab_value_zero,
8214 dbxout_stab_value_zero, dbxout_stab_value_label_diff,
8215 dbxout_stab_value_internal_label,
8216 dbxout_stab_value_internal_label_diff): Move from here ...
8217 * dbxout.h: ... to here.
8218 * system.h (dump_file): Moved here from output.h.
8219 * hwint.h (__gcc_host_wide_int__): Moved here from output.h.
8220 * tree.h (decl_default_tls_model): Moved here from output.h.
8221 * varasm.c (default_stabs_asm_out_destructor,
8222 default_stabs_asm_out_constructor): Move from here ...
8223 * dbxout.c: ... to here.
8225 * gcov-dump.c (dump_file): Rename to dump_gcov_file. Update callers.
8227 * collect2.h (dump_file): Rename to dump_ld_file.
8228 * collect2.c: Likewise.
8229 * tlink.c: Likewise.
8231 * alias.c: Do not include output.h.
8232 * auto-inc-dec.c: Likewise.
8233 * bt-load.c: Likewise.
8234 * caller-save.c: Likewise.
8236 * cfgbuild.c: Likewise.
8237 * cfgcleanup.c: Likewise.
8238 * cfglayout.c: Likewise.
8239 * cfgloop.c: Likewise.
8240 * cfgloopanal.c: Likewise.
8241 * cfgloopmanip.c: Likewise.
8242 * cfgrtl.c: Likewise.
8243 * cgraph.c: Likewise.
8244 * cgraphclones.c: Likewise.
8245 * combine-stack-adj.c: Likewise.
8246 * combine.c: Likewise.
8247 * cprop.c: Likewise.
8249 * cselib.c: Likewise.
8250 * dbgcnt.c: Likewise.
8251 * df-problems.c: Likewise.
8252 * df-scan.c: Likewise.
8253 * dojump.c: Likewise.
8254 * fwprop.c: Likewise.
8256 * graph.c: Likewise.
8257 * haifa-sched.c: Likewise.
8258 * hw-doloop.c: Likewise.
8259 * ipa-inline-transform.c: Likewise.
8260 * ipa-pure-const.c: Likewise.
8261 * ipa-reference.c: Likewise.
8262 * ipa-utils.c: Likewise.
8263 * ira-build.c: Likewise.
8264 * ira-emit.c: Likewise.
8266 * loop-doloop.c: Likewise.
8267 * loop-invariant.c: Likewise.
8268 * loop-iv.c: Likewise.
8269 * loop-unroll.c: Likewise.
8270 * loop-unswitch.c: Likewise.
8271 * lto-cgraph.c: Likewise.
8272 * lto-section-in.c: Likewise.
8273 * lto-streamer-in.c: Likewise.
8275 * mode-switching.c: Likewise.
8276 * postreload-gcse.c: Likewise.
8277 * postreload.c: Likewise.
8278 * predict.c: Likewise.
8279 * profile.c: Likewise.
8281 * reg-stack.c: Likewise.
8282 * regcprop.c: Likewise.
8283 * regmove.c: Likewise.
8284 * regstat.c: Likewise.
8285 * reload1.c: Likewise.
8286 * sched-ebb.c: Likewise.
8287 * sel-sched-dump.c: Likewise.
8288 * simplify-rtx.c: Likewise.
8289 * stor-layout.c: Likewise.
8290 * store-motion.c: Likewise.
8291 * tracer.c: Likewise.
8292 * tree-affine.c: Likewise.
8293 * tree-cfg.c: Likewise.
8294 * tree-cfgcleanup.c: Likewise.
8295 * tree-dfa.c: Likewise.
8296 * tree-into-ssa.c: Likewise.
8297 * tree-nomudflap.c: Likewise.
8298 * tree-optimize.c: Likewise.
8299 * tree-pretty-print.c: Likewise.
8300 * tree-profile.c: Likewise.
8301 * tree-ssa-address.c: Likewise.
8302 * tree-ssa-ccp.c: Likewise.
8303 * tree-ssa-copy.c: Likewise.
8304 * tree-ssa-dom.c: Likewise.
8305 * tree-ssa-loop-ch.c: Likewise.
8306 * tree-ssa-loop-im.c: Likewise.
8307 * tree-ssa-loop-manip.c: Likewise.
8308 * tree-ssa-loop-niter.c: Likewise.
8309 * tree-ssa-loop-prefetch.c: Likewise.
8310 * tree-ssa-loop-unswitch.c: Likewise.
8311 * tree-ssa-loop.c: Likewise.
8312 * tree-ssa-propagate.c: Likewise.
8313 * tree-ssa-structalias.c: Likewise.
8314 * tree-ssa-tail-merge.c: Likewise.
8315 * tree-ssa-threadedge.c: Likewise.
8316 * tree-ssa-threadupdate.c: Likewise.
8317 * tree-ssa-uncprop.c: Likewise.
8318 * tree-ssa-uninit.c: Likewise.
8319 * tree-ssa.c: Likewise.
8320 * value-prof.c: Likewise.
8321 * var-tracking.c: Likewise.
8324 * config/m32r/m32r.c: Include dbxout.h.
8325 * config/pa/pa.c: Likewise.
8326 * config/rs6000/rs6000.c: Likewise.
8328 * Makefile.in: Fix dependencies.
8329 * config/rs6000/t-rs5000: Likewise.
8331 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
8333 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
8334 * gimple.h (block_in_transaction): Check for flag_tm.
8336 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
8338 PR tree-optimization/52558
8339 * cfg.c (alloc_aux_for_edge): Fix comment.
8340 (alloc_aux_for_edge): Remove static.
8341 * basic-block.h (alloc_aux_for_edge): Protoize.
8342 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
8343 (execute_sm_if_changed_flag): New.
8344 (execute_sm_if_changed_flag_set): New.
8345 (execute_sm): Do not generate data races unless requested.
8346 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
8347 (tree_ssa_lim_finalize): Call free_aux_for_edges.
8348 * gimple.h (block_in_transaction): New.
8349 (gimple_in_transaction): Use block_in_transaction.
8351 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
8354 * config/avr/avr.opt (-msp8): Document it.
8355 * doc/invoke.texi (AVR Options): Ditto. And document related
8358 2012-05-31 Diego Novillo <dnovillo@google.com>
8360 * configure.ac (CXX_FOR_BUILD): Define and substitute.
8361 (BUILD_CXXFLAGS): Define and substitute.
8362 * Makefile.in (BUILD_CXXFLAGS): Define.
8363 (CXX_FOR_BUILD): Define.
8364 (COMPILER_FOR_BUILD): Set to CXX_FOR_BUILD if building with C++.
8365 (LINKER_FOR_BUILD): Likewise.
8366 (BUILD_COMPILERFLAGS): Set to BUILD_CXXFLAGS if building with C++.
8367 (BUILD_LINKERFLAGS): Likewise.
8368 * configure: Regenerate.
8370 2012-05-31 Steven Bosscher <steven@gcc.gnu.org>
8372 * Makefile.in: Fix many dependencies.
8373 * tree-profile.c: Don't include regs.h.
8374 * tree-vectorizer.c: Don't include cfglayout.h.
8375 * tree-vect-stmts.c: Likewise.
8376 * tree-vect-slp.c: Likewise.
8377 * tree-vect-loop.c: Likewise.
8378 * reg-stack.c: Likewise.
8379 * tree-ssa-loop-manip.c: Likewise.
8380 * toplev.c: Likewise.
8381 * varasm.c: Don't include cfglayout.h, basic-block.h,
8382 and tree-iterator.h.
8383 * tree-cfgcleanup.c: Don't include cfglayout.h.
8384 * passes.c: Don't include cfglayout.h, dwarf2asm.h,
8385 dwarf2out.h, dbxout.h, sdbout.h, and xcoffout.h.
8386 * cgraphclones.c: Don't include plugin.h.
8388 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
8390 * config/avr/t-avr: Correct avr-mmcu.texi dependencies.
8391 (s-avr-mmcu-texi): Don't sed on gen-avr-mmcu-texi output.
8392 * doc/avr-mmcu.texi (svn:eol-style): Set to native.
8394 2012-05-31 Richard Guenther <rguenther@suse.de>
8396 * tree-loop-distribution.c (struct partition_s): New struct,
8397 typedef and vector type.
8398 (partition_alloc, partition_free): New functions.
8399 (generate_loops_for_partition, generate_builtin,
8400 generate_code_for_partition, rdg_flag_uses, rdg_flag_vertex,
8401 rdg_flag_vertex_and_dependent, rdg_flag_loop_exits,
8402 build_rdg_partition_for_component, can_generate_builtin,
8403 similar_memory_accesses, fuse_partitions_with_similar_memory_accesses,
8404 rdg_build_partitions, dump_rdg_partitions, debug_rdg_partitions,
8405 number_of_rw_in_partition, partition_contains_all_rw,
8406 ldist_gen): Use partition_t instead of bitmap.
8408 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
8410 * config/avr/gen-avr-mmcu-texi.c: Sort MCUs.
8411 * doc/avr-mmcu.texi: Regenerate.
8413 2012-05-31 Richard Guenther <rguenther@suse.de>
8415 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8416 Use FOR_EACH_SSA_DEF_OPERAND.
8417 (generate_builtin): Adjust.
8418 (stmt_generated_in_another_partition): Remove.
8419 (add_scalar_computations_to_partition): Likewise.
8420 (rdg_build_partitions): Do not call
8421 add_scalar_computations_to_partition.
8423 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
8425 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
8426 double ints throughout.
8427 * tree-sra.c (build_user_friendly_ref_for_offset) <RECORD_TYPE>:
8428 Check that the position of the field is representable as an integer.
8430 2012-05-31 Richard Guenther <rguenther@suse.de>
8432 * tree-data-ref.c (dr_analyze_innermost): Properly convert
8433 the MEM_REF offset to sizetype.
8435 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
8437 * doc/invoke.texi (AVR Options): Fix typos.
8439 2012-05-31 Hans-Peter Nilsson <hp@axis.com>
8441 * config/cris/cris.h (CC1_SPEC): Pass through all -march=
8443 (ASM_SPEC): Ditto, not just -march=v32, but translate non-v10,
8444 non-v32 into --march=v0_v10.
8446 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
8448 * ira-int.h (target_ira_int): Rename x_move_cost to
8449 x_ira_register_move_cost, x_may_move_in_cost to
8450 x_ira_may_move_in_cost and x_may_move_out_cost to
8451 x_ira_may_move_out_cost. Delete the old fields with
8452 those names and also x_ira_max_register_move_cost,
8453 x_ira_max_may_move_in_cost and x_ira_max_may_move_out_cost.
8454 (move_cost, may_move_in_cost, may_move_out_cost)
8455 (ira_max_register_move_cost, ira_max_may_move_in_cost)
8456 (ira_max_may_move_out_cost): Delete.
8457 * ira.c (init_move_cost): Rename to...
8458 (ira_init_register_move_cost): ...this, deleting the old
8459 function with that name. Apply above variable renamings.
8460 Retain asserts for null fields.
8461 (ira_init_once): Don't initialize register move costs here.
8462 (free_register_move_costs): Apply above variable renamings.
8463 Remove code for deleted fields.
8465 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
8467 * ira.c (init_move_cost): Adjust choice of subclasses to match
8468 the current ira_init_register_move_cost choice. Use
8469 ira_class_subset_p instead of reg_class_subset_p.
8470 (ira_init_register_move_cost): Assert that move_cost,
8471 may_move_in_cost and may_move_out_cost already hold the desired
8472 values for their ira_* equivalents. For the latter two,
8473 ignore classes that can't store a register of the given mode.
8475 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
8477 * ira.c (setup_allocno_and_important_classes): Use
8478 ira_class_hard_regs_num to check whether a class has any
8479 allocatable registers.
8480 (ira_init_register_move_cost): Likewise.
8482 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
8484 * ira.c (init_move_cost): Adjust local variable names to match
8485 file conventions. Use ira_assert instead of gcc_assert.
8487 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
8489 * regs.h (move_table, move_cost, may_move_in_cost, may_move_out_cost):
8490 Move these definitions and associated target_globals fields to...
8491 * ira-int.h: ...here.
8492 * rtl.h (init_move_cost): Delete.
8493 * reginfo.c (last_mode_for_init_move_cost, init_move_cost): Move to...
8494 * ira.c: ...here, making the latter static.
8496 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
8498 * ira-costs.c (copy_cost): Use ira_init_register_move_cost_if_necessary
8499 and ira_register_move_cost instead of init_move_cost and move_cost.
8501 2012-05-31 Richard Sandiford <rdsandiford@googlemail.com>
8503 * ira.h (target_ira): Delete x_ira_available_class_regs.
8504 (ira_available_class_regs): Delete.
8505 * ira.c (setup_available_class_regs): Delete.
8506 (setup_alloc_classes): Don't call it.
8507 (setup_pressure_classes): Use ira_class_hard_regs_num instead of
8508 ira_available_class_regs.
8509 * haifa-sched.c (print_curr_reg_pressure, setup_insn_reg_pressure_info)
8510 (model_spill_cost): Likewise.
8511 * ira-build.c (low_pressure_loop_node_p): Likewise.
8512 * ira-color.c (color_pass): Likewise.
8513 * ira-emit.c (change_loop): Likewise.
8514 * ira-lives.c (inc_register_pressure, dec_register_pressure)
8515 (single_reg_class, ira_implicitly_set_insn_hard_regs)
8516 (process_bb_node_lives): Likewise.
8517 * loop-invariant.c (gain_for_invariant): Likewise.
8519 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8522 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
8523 (pa_section_type_flags): New.
8524 (pa_legitimate_constant_p): Revert previous change.
8526 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
8528 * ira.c (allocate_initial_values): Make static.
8530 2012-05-30 Uros Bizjak <ubizjak@gmail.com>
8532 * config/i386/i386.c (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>:
8533 Generate tls_initial_exec_64_sun only when !TARGET_X32.
8535 2012-05-30 Richard Guenther <rguenther@suse.de>
8538 * fold-const.c (fold_binary_loc): Make sure to call
8539 fold_plusminus_mult_expr with the original sign of operands.
8541 2012-05-30 Steven Bosscher <steven@gcc.gnu.org>
8543 * Makefile.in: Fix many dependencies.
8544 (DWARF2_H): Depend on dwarf2.def.
8545 (RTL_ERROR_H): Depend on rtl-error.h.
8546 (TREE_PRETTY_PRINT_H, GIMPLE_PRETTY_PRINT_H): New. Replace
8547 all gimple-pretty-print.h and tree-pretty-print.h references.
8549 2012-05-30 Marc Glisse <marc.glisse@inria.fr>
8551 * simplify-rtx.c (simplify_binary_operation_1): Optimize shuffle of
8554 2012-05-30 Richard Guenther <rguenther@suse.de>
8557 * tree-emutls.c (gen_emutls_addr): Do not add globals to
8560 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
8562 * explow.c (probe_stack_range): Restore simple control flow and stop
8563 again when the probe cannot be generated if HAVE_check_stack.
8565 2012-05-30 Jakub Jelinek <jakub@redhat.com>
8567 PR rtl-optimization/53519
8568 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
8569 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
8571 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
8573 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
8575 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
8578 * doc/tm.texi: Update.
8579 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
8580 * target.def (force_at_comp_dir): New hook.
8581 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
8582 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
8584 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
8586 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
8588 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
8589 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
8591 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
8594 * config/sh/sh.c (sh_option_override): Set TARGET_FMAC if
8595 flag_unsafe_math_optimizations is set.
8596 * doc/invoke.texi (SH Options): Add -mno-fused-madd description.
8597 Update description of -mfused-madd.
8599 2012-05-29 Oleg Endo <olegendo@gcc.gnu.org>
8602 * config/sh/predicates.md (atomic_arith_operand,
8603 atomic_logical_operand): New predicates.
8604 * config/sh/sh.c (sh_option_override): Check atomic options.
8605 * config/sh/sh.h (TARGET_ANY_ATOMIC, UNSUPPORTED_ATOMIC_OPTIONS,
8606 UNSUPPORTED_HARD_ATOMIC_CPU): New macros.
8607 (DRIVER_SELF_SPECS): Use UNSUPPORTED_ATOMIC_OPTIONS and
8608 UNSUPPORTED_HARD_ATOMIC_CPU.
8609 * config/sh/sync.md: Update description comments.
8610 (I12): New mode iterator.
8611 (fetchop_predicate, fetchop_constraint): New code attributes.
8612 (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
8613 atomic_exchangesi_hard, atomic_exchange<mode>_hard,
8614 atomic_fetch_<fetchop_name>si_hard,
8615 atomic_fetch_<fetchop_name><mode>_hard,
8616 atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
8617 atomic_<fetchop_name>_fetchsi_hard,
8618 atomic_<fetchop_name>_fetch<mode>_hard,
8619 atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
8620 atomic_test_and_set_hard): New insns.
8621 (atomic_compare_and_swap<mode>_soft, atomic_exchange<mode>_soft,
8622 atomic_fetch_<fetchop_name><mode>_soft, atomic_fetch_nand<mode>_soft,
8623 atomic_<fetchop_name>_fetch<mode>_soft, atomic_nand_fetch<mode>_soft,
8624 atomic_test_and_set_soft): Use same formatting for the first line of
8625 the asm block as in new insns above.
8626 (atomic_compare_and_swap<mode>, atomic_exchange<mode>,
8627 atomic_fetch_<fetchop_name><mode>, atomic_<fetchop_name>_fetch<mode>,
8628 atomic_test_and_set): Integrate new *_hard insns into expanders.
8629 * config/sh/sh.opt (mhard-atomic): New option.
8630 * doc/invoke.texi (SH Options): Document it.
8632 2012-05-29 Meador Inge <meadori@codesourcery.com>
8634 * c-decl.c (c_push_function_context): Always create a new language
8636 (c_pop_function_context): Clear the language function created in
8637 c_push_function_context.
8639 2012-05-29 Matt Turner <mattst88@gmail.com>
8641 * config/alpha/ev6.md: (define_bypass "ev6_fmul,ev6_fadd"): New.
8642 (define_bypass "ev6_fcmov"): New.
8644 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
8646 * integrate.c: Remove.
8647 * integrate.h: Remove.
8648 * Makefile.in: Remove make rules for integrate.c and INTEGRATE_H.
8649 * config/arm/t-arm: Remove INTEGRATE_H dependency for target files.
8650 * config/rs6000/t-rs6000: Likewise
8651 * config/spu/t-spu-elf: Likewise.
8652 * function.h (get_hard_reg_initial_val, has_hard_reg_initial_val,
8653 get_hard_reg_initial_reg, emit_initial_value_sets): Move prototypes
8654 from integrate.h to here.
8655 (initial_value_entry): New prototype.
8656 * reload.h (allocate_initial_values): Remove prototype.
8657 * tree.h (set_decl_abstract_flags, set_decl_origin_self): Likewise.
8658 * cse.c (fixed_base_plus_p): Don't handle virtual registers for
8660 * dwarf2out.c (set_decl_origin_self, set_block_origin_self,
8661 set_decl_abstract_flags, set_block_abstract_flags): Move from
8662 integrate.c to here, the only user.
8663 * expmed.c (extract_fixed_bit_field): Remove outdated comment
8665 * function.c: Don't include integrate.h.
8666 (struct initial_value_pair, struct initial_value_struct,
8667 get_hard_reg_initial_val, has_hard_reg_initial_val,
8668 get_hard_reg_initial_reg, emit_initial_value_sets): Move from
8669 integrate.c to here.
8670 (initial_value_entry): New function.
8671 * genemit.c (main): Don't print integrate.h include line.
8672 * ira.c: Don't include integrate.h.
8673 (allocate_initial_values): Move from integrate.c to here.
8674 (ira): Update allocate_initial_values call.
8675 * tree-inline.c: Don't include integrate.h.
8676 (function_attribute_inlinable_p): Moved from integrate.c to here.
8677 * cfgexpand.c: Don't include integrate.h.
8678 * except.c: Likewise.
8679 * langhooks.c: Likewise.
8680 * passes.c: Likewise.
8681 * toplev.c: Likewise.
8682 * config/frv/frv.c: Likewise.
8683 * config/pa/pa.c: Likewise.
8684 * config/spu/spu.c: Likewise.
8685 * config/epiphany/epiphany.c: Likewise.
8686 * config/mep/mep.c: Likewise.
8687 * config/score/score.c: Likewise.
8688 * config/picochip/picochip.c: Likewise.
8689 * config/sh/sh.c: Likewise.
8690 * config/alpha/alpha.c: Likewise.
8691 * config/microblaze/microblaze.c: Likewise.
8692 * config/mips/mips.c: Likewise.
8693 * config/v850/v850.c: Likewise.
8694 * config/mmix/mmix.c: Likewise.
8695 * config/bfin/bfin.c: Likewise.
8696 * config/arm/arm.c: Likewise.
8697 * config/s390/s390.c: Likewise.
8698 * config/m32r/m32r.c: Likewise.
8699 * config/rs6000/rs6000.c: Likewise.
8700 * config/c6x/c6x.c: Include function.h instead of integrate.h.
8701 * config/tilegx/tilegx.c: Likewise.
8702 * config/tilepro/tilepro.c: Likewise.
8704 2012-05-29 Georg-Johann Lay <avr@gjlay.de>
8706 * config/avr/t-avr (s-avr-mmcu-texi): Call
8707 gen-avr-mmcu-texi$(build_exeext) via ./ and don't assume . is in PATH.
8709 2012-05-29 Michael Matz <matz@suse.de>
8711 * rtl.h (assign_stack_temp, assign_stack_temp_for_type,
8712 assign_temp): Remove 'keep' argument.
8713 (mark_temp_addr_taken): Remove prototype.
8714 * tree.h (expand_decl): Remove prototype.
8715 * function.c (struct temp_slot): Remove addr_taken and keep member.
8716 (assign_stack_temp_for_type) Don't initialize above, remove
8718 (assign_stack_temp, assign_temp): Remove keep argument.
8719 (mark_temp_addr_taken): Remove.
8720 (preserve_temp_slots): Remove handling of addr_taken and keep members.
8721 (free_temp_slots): Ditto.
8722 * expr.c (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Remove
8724 * stmt.c (expand_asm_operands): Remove dead code.
8725 (expand_decl): Remove.
8726 * c-decl.c (finish_struct): Don't call expand_decl.
8727 * builtins.c (expand_builtin_cexpi): Adjust calls to assign_temp
8728 and assign_stack_temp.
8729 * calls.c (save_fixed_argument_area, initialize_argument_information,
8730 expand_call, emit_library_call_value_1, store_one_arg): Ditto.
8731 * expmed.c (extract_bit_field_1): Ditto.
8732 * expr.c (emit_group_load_1, emit_group_store,
8733 copy_blkmode_from_reg, emit_push_insn, expand_assignment,
8734 store_field, expand_constructor, expand_cond_expr_using_cmove,
8735 expand_expr_real_2, expand_expr_real_1): Ditto.
8736 * stmt.c (expand_asm_operands, expand_return): Ditto.
8738 * function.c (pop_temp_slots): Call free_temp_slots.
8739 * calls.c (store_one_arg): Don't call preserve_temp_slots or
8741 * expr.c (expand_assignment): Don't call free_temp_slots.
8743 * config/arm/arm.c (neon_expand_vector_init): Ditto.
8744 * config/i386/i386.c (ix86_expand_vector_set): Ditto.
8745 (ix86_expand_vector_extract): Ditto.
8746 * config/ia64/ia64.c (spill_xfmode_rfmode_operand,
8747 ia64_expand_movxf_movrf): Ditto.
8748 * config/mips/mips.c (mips_expand_vi_general): Ditto.
8749 * config/mmix/mmix.md (floatdisf2, floatunsdisf2, truncdfsf2,
8750 extendsfdf2): Ditto.
8751 * config/rs6000/rs6000.c (rs6000_expand_vector_init,
8752 rs6000_expand_vector_set, rs6000_expand_vector_extract,
8753 rs6000_allocate_stack_temp): Ditto.
8754 * config/rs6000/rs6000.md (fix_trunctfsi2_fprs): Ditto.
8755 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
8756 sparc_emit_float_lib_cmp, sparc_emit_float_lib_cmp,
8757 sparc_expand_vector_init): Ditto.
8759 2012-05-29 Michael Matz <matz@suse.de>
8761 * c-tree.h (c_expand_decl): Remove prototype.
8763 * expr.c (expand_expr_real_1 <normal_inner_ref>): Don't allocate
8765 (expand_expr_real_1 <COMPOUND_LITERAL_EXPR>): Make unreachable.
8766 * gimple-fold.c (canonicalize_constructor_val): Canonicalize
8767 COMPOUND_LITERAL_EXPR.
8768 * function.c (expand_function_start): Don't call expand_decl,
8769 instead assert that we have RTL assigned.
8770 * tree-ssa-live.c (remove_unused_locals): Clear
8771 nonlocal_goto_save_area if its backing variable is removed.
8772 * stmt.c (expand_asm_operands): Remove handling of non-lvalues
8774 (expand_decl): Assert that this does nothing.
8775 * calls.c (expand_call): Don't call mark_temp_addr_taken.
8777 2012-05-29 Richard Guenther <rguenther@suse.de>
8779 PR tree-optimization/53516
8780 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
8782 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
8784 2012-05-29 Joseph Myers <joseph@codesourcery.com>
8786 * LANGUAGES: Fix typos.
8787 * Makefile.in: Fix typos.
8788 * alias.c: Fix typos.
8789 * auto-inc-dec.c: Fix typos.
8790 * bb-reorder.c: Fix typos.
8791 * cfgcleanup.c: Fix typos.
8792 * cgraph.c: Fix typos.
8793 * cgraph.h: Fix typos.
8794 * cgraphunit.c: Fix typos.
8795 * collect2-aix.h: Fix typos.
8796 * collect2.c: Fix typos.
8797 * compare-elim.c: Fix typos.
8798 * config/alpha/vms.h: Fix typos.
8799 * config/arm/README-interworking: Fix typos.
8800 * config/arm/arm.c: Fix typos.
8801 * config/arm/iterators.md: Fix typos.
8802 * config/arm/vxworks.h: Fix typos.
8803 * config/avr/avr.c: Fix typos.
8804 * config/avr/avr.h: Fix typos.
8805 * config/avr/avr.md: Fix typos.
8806 * config/avr/builtins.def: Fix typos.
8807 * config/c6x/c6x.c: Fix typos.
8808 * config/cr16/cr16.c: Fix typos.
8809 * config/cr16/cr16.md: Fix typos.
8810 * config/cris/cris.md: Fix typos.
8811 * config/darwin.c: Fix typos.
8812 * config/darwin.opt: Fix typos.
8813 * config/i386/i386-c.c: Fix typos.
8814 * config/i386/i386.c: Fix typos.
8815 * config/ia64/ia64.c: Fix typos.
8816 * config/m68k/cf.md: Fix typos.
8817 * config/mep/mep.c: Fix typos.
8818 * config/microblaze/microblaze.c: Fix typos.
8819 * config/microblaze/microblaze.h: Fix typos.
8820 * config/mn10300/mn10300.c: Fix typos.
8821 * config/mn10300/mn10300.md: Fix typos.
8822 * config/pa/pa.c: Fix typos.
8823 * config/picochip/picochip.h: Fix typos.
8824 * config/rs6000/a2.md: Fix typos.
8825 * config/rs6000/rs6000.c: Fix typos.
8826 * config/rs6000/vector.md: Fix typos.
8827 * config/rx/rx.md: Fix typos.
8828 * config/rx/rx.opt: Fix typos.
8829 * config/s390/2097.md: Fix typos.
8830 * config/s390/s390.c: Fix typos.
8831 * config/s390/s390.h: Fix typos.
8832 * config/sh/sh.c: Fix typos.
8833 * config/sh/sh.md: Fix typos.
8834 * config/sparc/sync.md: Fix typos.
8835 * config/spu/spu.c: Fix typos.
8836 * config/spu/spu.md: Fix typos.
8837 * config/vms/vms.c: Fix typos.
8838 * config/vxworks-dummy.h: Fix typos.
8839 * config/vxworks.h: Fix typos.
8840 * cselib.c: Fix typos.
8841 * df-scan.c: Fix typos.
8843 * doc/extend.texi: Fix typos.
8844 * doc/install.texi: Fix typos.
8845 * doc/invoke.texi: Fix typos.
8846 * doc/md.texi: Fix typos.
8847 * doc/plugins.texi: Fix typos.
8848 * doc/rtl.texi: Fix typos.
8850 * dwarf2asm.c: Fix typos.
8851 * dwarf2out.c: Fix typos.
8852 * except.h: Fix typos.
8853 * expr.c: Fix typos.
8854 * fold-const.c: Fix typos.
8856 * gcse.c: Fix typos.
8857 * genautomata.c: Fix typos.
8858 * gengtype-state.c: Fix typos.
8859 * gengtype.c: Fix typos.
8860 * genhooks.c: Fix typos.
8861 * gimple-fold.c: Fix typos.
8862 * gimple-pretty-print.c: Fix typos.
8863 * gimple.c: Fix typos.
8864 * gimple.h: Fix typos.
8865 * gimplify.c: Fix typos.
8866 * graphite-interchange.c: Fix typos.
8867 * graphite-sese-to-poly.c: Fix typos.
8868 * ifcvt.c: Fix typos.
8869 * input.c: Fix typos.
8870 * ipa-cp.c: Fix typos.
8871 * ipa-inline-analysis.c: Fix typos.
8872 * ipa-inline-transform.c: Fix typos.
8873 * ipa-inline.c: Fix typos.
8874 * ipa-pure-const.c: Fix typos.
8875 * ipa-ref.h: Fix typos.
8876 * ipa-reference.c: Fix typos.
8877 * ipa-utils.c: Fix typos.
8879 * ira-emit.c: Fix typos.
8880 * ira-lives.c: Fix typos.
8881 * lto-streamer.c: Fix typos.
8882 * lto-streamer.h: Fix typos.
8883 * lto-wrapper.c: Fix typos.
8885 * mode-switching.c: Fix typos.
8886 * modulo-sched.c: Fix typos.
8887 * plugin.c: Fix typos.
8888 * postreload.c: Fix typos.
8889 * sched-deps.c: Fix typos.
8890 * sel-sched-ir.c: Fix typos.
8891 * sel-sched-ir.h: Fix typos.
8892 * sel-sched.c: Fix typos.
8893 * sese.c: Fix typos.
8894 * stor-layout.c: Fix typos.
8895 * target-hooks-macros.h: Fix typos.
8896 * target.def: Fix typos.
8897 * trans-mem.c: Fix typos.
8898 * tree-eh.c: Fix typos.
8899 * tree-predcom.c: Fix typos.
8900 * tree-sra.c: Fix typos.
8901 * tree-ssa-address.c: Fix typos.
8902 * tree-ssa-loop-ivopts.c: Fix typos.
8903 * tree-ssa-loop-niter.c: Fix typos.
8904 * tree-ssa-math-opts.c: Fix typos.
8905 * tree-ssa-pre.c: Fix typos.
8906 * tree-ssa-propagate.c: Fix typos.
8907 * tree-ssa-reassoc.c: Fix typos.
8908 * tree-ssa-sccvn.c: Fix typos.
8909 * tree-ssa-ter.c: Fix typos.
8910 * tree-ssa-uninit.c: Fix typos.
8911 * tree-ssanames.c: Fix typos.
8912 * tree-vect-generic.c: Fix typos.
8913 * tree-vect-slp.c: Fix typos.
8914 * tree.c: Fix typos.
8915 * tree.h: Fix typos.
8916 * varasm.c: Fix typos.
8917 * varpool.c: Fix typos.
8919 2012-05-29 Joseph Myers <joseph@codesourcery.com>
8921 * doc/include/texinfo.tex: Update to version 2012-05-16.16.
8923 2012-05-29 Richard Guenther <rguenther@suse.de>
8925 * tree-dfa.c (find_vars_r): Do not call add_referenced_vars
8927 (add_referenced_var_1): Re-organize. Assert we are not
8929 (remove_referenced_var): Likewise.
8930 * varpool.c (add_new_static_var): Use create_tmp_var_raw.
8931 * tree-mudflap.c (execute_mudflap_function_ops): Do not
8932 call add_referenced_var on globals.
8933 * matrix-reorg.c (transform_access_sites): Likewise.
8935 2012-05-29 Steven Bosscher <steven@gcc.gnu.org>
8937 * alias.c (reg_known_value): Make this a VEC.
8938 (reg_known_equiv_p): Make this an sbitmap.
8939 (reg_known_value_size): Remove.
8940 (get_reg_known_value, set_reg_known_value, get_reg_known_equiv_p,
8941 set_reg_known_equiv_p): Update for reg_known_value and
8942 reg_known_value_size data structure change.
8943 (init_alias_analysis, end_alias_analysis): Likewise.
8945 2012-05-29 Jakub Jelinek <jakub@redhat.com>
8948 * input.c (read_line): Use XRESIZEVEC instead of XNEWVEC
8949 to avoid leaking memory. No need to handle memory allocation
8950 failure. Double string_len on each reallocation instead of adding 2.
8951 * gcov.c (read_line): Likewise.
8953 2012-05-29 Hans-Peter Nilsson <hp@axis.com>
8955 * config/cris/cris.h (TARGET_HAS_BREAK, TARGET_TRAP_USING_BREAK8):
8957 * config/cris/cris.md ("trap"): Define, enabled for
8958 TARGET_TRAP_USING_BREAK8.
8959 * config/cris/cris.opt (mtrap-using-break8): New option.
8961 2012-05-28 Paolo Carlini <paolo.carlini@oracle.com>
8964 * doc/invoke.texi: Document -Wmissing-braces not enabled by -Wall
8967 2012-05-28 Hans-Peter Nilsson <hp@axis.com>
8969 * doc/md.texi (stack_protect_test): Remove negation of branch to label.
8970 (Standard Names): Fix typos in documentation of atomic patterns.
8972 2012-05-27 Nathan Sidwell <nathan@acm.org>
8974 * tree.c (build_constructor): Propagate TREE_SIDE_EFFECTS.
8976 2012-05-26 Jason Merrill <jason@redhat.com>
8979 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
8980 about array compound literals.
8982 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
8984 * cfgcleanup.c (try_optimize_cfg): Do not delete forwarder blocks
8985 if CLEANUP_NO_INSN_DEL.
8986 * cfgrtl.c (unique_locus_on_edge_between_p): New function extracted
8987 from cfg_layout_merge_blocks.
8988 (emit_nop_for_unique_locus_between): New function.
8989 (rtl_merge_blocks): Invoke emit_nop_for_unique_locus_between.
8990 (cfg_layout_merge_blocks): Likewise.
8992 2012-05-26 Dimitrios Apostolou <jimis@gmx.net>
8993 Paolo Bonzini <bonzini@gnu.org>
8995 * df-scan.c (df_def_record_1): Assert a parallel must contain an
8996 EXPR_LIST at this point. Receive the LOC and move its extraction...
8997 (df_defs_record): ... here. Change if-else to a switch statement.
8998 (df_find_hard_reg_defs, df_find_hard_reg_defs_1): New.
8999 (df_get_call_refs): Changed defs_generated from bitmap to HARD_REG_SET
9000 and compute it from df_find_hard_reg_defs(). Record DF_REF_BASE
9001 DEFs in REGNO order. Use HARD_REG_SET instead of bitmap for
9002 regs_invalidated_by_call.
9003 (df_insn_refs_collect): Record DF_REF_REGULAR DEFs after
9006 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
9009 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
9010 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
9012 2012-05-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9014 * config/rs6000/t-linux64: Delete the 32-bit multilib that uses
9015 software floating point emulation. No longer build the multilibs
9016 with -mstrict-align.
9018 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
9021 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
9022 accessed indirectly.
9023 (ipa_tm_create_version): Same.
9025 2012-05-25 Uros Bizjak <ubizjak@gmail.com>
9028 * config/i386/i386.c (ix86_print_operand) <case 'O'>: Print '.' here.
9029 <case 'C', case 'c', case 'F', case 'f'>: Print '.' only for C and c.
9031 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
9034 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
9035 (ix86_expand_vec_perm): Use int mode instead of float.
9036 (expand_vec_perm_pshufb): Remove handling of useseless type
9039 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
9042 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
9043 gnu_ld variables to yes.
9044 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
9045 (HAVE_GNU_AS): Likewise.
9046 * config.in: Regenerate.
9047 * configure: Likewise.
9049 2012-05-25 Tristan Gingold <gingold@adacore.com>
9051 * config/i386/i386.c (struct ix86_frame): Remove unused frame field.
9052 (ix86_compute_frame_layout): Fix type of stack_alignment_needed
9053 and preferred_alignment.
9055 2012-05-25 Tristan Gingold <gingold@adacore.com>
9057 * common/config/ia64/ia64-common.c (ia64_except_unwind_info): Fix typo.
9059 2012-05-25 Thomas Schwinge <thomas@codesourcery.com>
9061 * fold-const.c (optimize_bit_field_compare): Abort early in the strict
9062 volatile bitfields case.
9064 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
9066 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
9067 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
9068 (adjacent_mem_locations): Move some code to and call...
9069 (get_memref_parts): ...new function.
9070 (mem_locations_overlap): New function.
9071 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
9072 (is_mem_ref): Rename to...
9073 (find_mem_ref): ...this. Return MEM rtx.
9074 (get_store_dest): Remove function.
9075 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
9076 new parameter and adjust calls.
9077 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
9078 mem refs overlap for true_store_to_load_dep_costly.
9079 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
9080 passed to adjacent_mem_locations.
9081 (is_costly_group): Walk resolved dependency list.
9082 (force_new_group): Emit group ending nop for Power6/Power7.
9083 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
9084 (group_ending_nop): New define_insn.
9086 2012-05-24 Dodji Seketeli <dodji@redhat.com>
9088 Make unwound macro expansion trace less redundant
9089 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Don't print
9090 context of macro definition in the trace, when it's redundant.
9093 2012-05-24 Richard Guenther <rguenther@suse.de>
9096 * tree-profile.c (tree_profiling): Cleanup the CFG if
9097 execute_fixup_cfg requests it.
9099 2012-05-24 Richard Guenther <rguenther@suse.de>
9101 * tree-flow.h (create_var_ann): Remove.
9102 * tree-dfa.c (create_var_ann): Remove and inline into its
9104 (add_referenced_var_1): ... here.
9105 * varpool.c (add_new_static_var): Do not call add_referenced_var
9107 * gimple-fold.c (canonicalize_constructor_val): Likewise.
9108 * tree-switch-conversion.c (build_one_array): Likewise.
9109 * tree-profile.c (gimple_gen_ic_profiler): Likewise.
9110 * tree-flow-inline.h (gimple_referenced_vars): Guard against
9112 * tree-inline.c (remap_gimple_op_r): Likewise. Check
9113 gimple_referenced_vars instead of gimple_in_ssa_p.
9114 (copy_tree_body_r): Likewise.
9115 (setup_one_parameter): Likewise.
9116 (declare_return_variable): Likewise.
9117 (tree_function_versioning): Likewise.
9119 2012-05-24 Jakub Jelinek <jakub@redhat.com>
9121 PR tree-optimization/53465
9122 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
9123 vr0 into *vr, then vrp_meet that.
9124 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
9125 have any equivalences.
9126 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
9129 2012-05-24 Jim MacArthur <jim.macarthur@arm.com>
9131 * recog.c (reg_fits_class_p): Check both regno and regno + offset are
9133 * regs.h (in_hard_reg_set_p): Assert that regno is a hard register and
9134 check end_regno - 1 is a hard register.
9136 2012-05-24 Richard Guenther <rguenther@suse.de>
9138 * varpool.c (add_new_static_var): Remove call to create_var_ann.
9139 * tree-ssa-operands.c (create_vop_var): Likewise.
9141 2012-05-24 Richard Guenther <rguenther@suse.de>
9144 * tree-ssa-live.c (remove_unused_scope_block_p): Properly
9146 (remove_unused_locals): Pass global_unused_vars to
9147 remove_unused_scope_block_p. Restore code walking all
9148 referenced vars and pruning them.
9150 2012-05-23 Jan Hubicka <jh@suse.cz>
9152 * tree.h (alias_diag_flags): Remove.
9153 (alias_pair): Remove emitted_diags.
9154 (finish_aliases_1, finish_aliases_2, remove_unreachable_alias_pairs,
9155 symbol_alias_set_t, symbol_alias_set_destroy,
9156 symbol_alias_set_contains, propagate_aliases_backward): Remove.
9157 * toplev.c (compile_file): Do not call finish_aliases_2
9158 * cgraphunit.c (cgraph_process_new_functions): Do not call
9160 (handle_alias_pairs): Output diagnostics about aliases to externals.
9161 (assemble_thunks_and_aliases): Use do_assemble_alias.
9162 (output_weakrefs): Likewise.
9163 (finalize_compilation_unit): Do not call finish_aliases_1.
9164 * ipa.c (symtab_remove_unreachable_nodes): De not call
9165 remove_unreachable_alias_pairs.
9166 * varasm.c (do_assemble_alias): Export.
9167 (symbol_alias_set_create, symbol_alias_set_destroy,
9168 symbol_alias_set_contains, symbol_alias_set_insert,
9169 propagate_aliases_forward, propagate_aliases_backward,
9170 propagate_aliases_backward, trivially_visible_alias,
9171 trivially_defined_alias, remove_unreachable_alias_pairs,
9172 finish_aliases_1, finish_aliases_2, assemble_alias): Remove.
9173 * output.h (do_assemble_alias): Declare.
9174 * varpool.c (varpool_remove_unreferenced_decls): Do not call
9177 2012-05-23 Martin Jambor <mjambor@suse.cz>
9179 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
9181 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
9183 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
9185 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
9186 (iterative_hash_gimple_type): Adjust comment.
9187 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
9188 domain for an array type instead of the domain type itself.
9190 2012-05-23 Richard Guenther <rguenther@suse.de>
9192 PR tree-optimization/53438
9193 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
9195 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
9198 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
9199 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
9202 2012-05-23 Richard Guenther <rguenther@suse.de>
9204 * tree-dfa.c (add_referenced_var_1): Do not add global vars.
9205 * tree-ssa-live.c (mark_all_vars_used_1): Handle global vars
9206 via the global_unused_vars bitmap.
9207 (remove_unused_locals): Handle global vars in local-decls via
9208 a global_unused_vars bitmap instead of the used flag in the
9209 var annotation. Simplify global variable handling and removal.
9211 2012-05-22 Jan Hubicka <jh@suse.cz>
9214 * tree-ssa-structalias.c (create_variable_info_for): Skip constructors
9215 from other partitions.
9217 2012-05-22 Jan Hubicka <jh@suse.cz>
9220 * symtab.c (symtab_register_node): Fix ordering issue.
9222 2012-05-22 Steven Drake <sbd@NetBSD.org>
9224 * gcc.c (do_spec_1): Add %M spec token to output multilib_os_dir.
9226 2012-05-22 David Edelsohn <dje.gcc@gmail.com>
9228 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9229 Use strip_name_encoding target hook.
9231 2012-05-22 Richard Guenther <rguenther@suse.de>
9233 * tree.h (VAR_DECL_IS_VIRTUAL_OPERAND): New.
9234 (init_function_for_compilation): Remove.
9235 * tree-dfa.c (find_vars_r): Take struct function argument.
9236 (find_referenced_vars_in): Adjust.
9237 * tree-ssa-operands.c (clobber_stats): Remove.
9238 (create_vop_var): Take struct function argument. Mark
9239 virtual operand with VAR_DECL_IS_VIRTUAL_OPERAND.
9240 (init_ssa_operands): Take struct function argument.
9241 (fini_ssa_operands): Do not dump dead stats.
9242 * tree-ssa-operands.h (init_ssa_operands): Take struct function
9244 * cgraphunit.c (init_lowered_empty_function): Adjust.
9245 * lto-streamer-in.c (input_cfg): Likewise.
9246 * tree-inline.c (initialize_cfun): Likewise.
9247 * tree-into-ssa.c (rewrite_into_ssa): Likewise.
9248 * omp-low.c (expand_omp_taskreg): Likewise. Avoid switching cfun.
9249 * gimple.c (is_gimple_reg): Optimize the SSA_NAME case,
9250 virtual operands are not registers.
9252 2012-05-22 Richard Guenther <rguenther@suse.de>
9254 * tree-cfg.c (verify_gimple_assign_unary): Fix typo in previous commit.
9256 2012-05-22 Richard Guenther <rguenther@suse.de>
9259 * tree-inline.c (setup_one_parameter): Create a dummy init
9260 statement for unused parameters when not optimizing.
9262 2012-05-22 Richard Guenther <rguenther@suse.de>
9264 * tree-flow.h (add_referenced_var_1): Declare.
9265 (add_referenced_var): Define.
9266 * tree-dfa.c (referenced_var_check_and_insert): Avoid one hash lookup.
9267 (add_referenced_var): Rename to ...
9268 (add_referenced_var_1): ... this. Take struct function argument.
9270 2012-05-22 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9273 * config/arm/arm-protos.h (arm_validize_comparison): Declare.
9274 * config/arm/arm.c (arm_validize_comparison): Define.
9275 * config/arm/arm.md ("cbranchsi4"): Cleanup expansion and use
9276 arm_validize_comparison.
9277 ("cbranchdi4"): Likewise.
9278 ("cstoredi4"): Likewise.
9279 ("movsicc"): Likewise.
9280 ("movsfcc"): Likewise.
9281 ("movdfcc"): Likewise.
9283 2012-05-22 Dimitrios Apostolou <jimis@gmx.net>
9285 * df-scan.c (df_scan_alloc): Round up allocation pools size, reduce
9286 the mw_reg_pool size.
9288 2012-05-22 Paolo Bonzini <bonzini@gnu.org>
9290 PR tree-optimization/53336
9291 * tree-cfg.c (verify_gimple_assign_unary): Allow conversion from
9292 non-integer integral types to offset type and vice versa.
9294 2012-05-22 Alan Modra <amodra@gmail.com>
9296 * config/rs6000/aix.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
9297 * config/rs6000/darwin.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Delete.
9298 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE,
9299 V_SAVE_INLINE): Delete.
9300 * config/rs6000/rs6000.c (V_SAVE_INLINE): Delete.
9301 (rs6000_savres_strategy): Reimplement GP/FP/V_SAVE_INLINE logic.
9302 For ELF targets, use out-of-line restores for -Os and any number
9303 of regs if the restore exits, and out-of-line gp save for two or
9304 more regs. Use save_reg_p to test for holes in reg restore set.
9305 Replace "#if" with "if".
9307 2012-05-22 Alan Modra <amodra@gmail.com>
9309 * config/rs6000/rs6000.c (save_reg_p): New function.
9310 (first_reg_to_save, first_fp_reg_to_save): Use it here.
9311 (first_altivec_reg_to_save, restore_saved_cr): Likewise.
9312 (emit_frame_save): Use gen_frame_store.
9313 (gen_frame_mem_offset): Correct SPE condition requiring reg+reg.
9314 (rs6000_emit_prologue): Use save_reg_p. Use gen_frame_store for
9316 (rs6000_emit_epilogue): Use save_reg_p. Use gen_frame_load for
9317 vrsave, toc, gp and fp restores.
9319 2012-05-22 Alan Modra <amodra@gmail.com>
9321 * config/rs6000/rs6000.c: Delete unnecessary forward declarations.
9322 Move those with ATTRIBUTE_UNUSED to immediately before definitions.
9323 Move function pointer variables after forward declarations.
9324 (rs6000_builtin_support_vector_misalignment): Make static.
9325 (rs6000_legitimate_address_p, rs6000_gimplify_va_arg): Likewise.
9326 (rs6000_function_value, rs6000_can_eliminate): Likewise.
9328 2012-05-21 Bernd Schmidt <bernds@codesourcery.com>
9330 PR rtl-optimization/53373
9331 * caller-save.c (save_call_clobbered_regs): Look into a possible
9332 PARALLEL manually rather than using single_set on a call insn.
9334 2012-05-21 Jakub Jelinek <jakub@redhat.com>
9336 PR tree-optimization/53436
9337 * omp-low.c (omp_build_component_ref): New function.
9338 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
9340 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
9342 * config/i386/i386.c (put_condition_code): Change "reverse" and "fp"
9344 (ix86_print_operand) <case 'O'>: Look at mode size of the operand.
9345 Do not print '.' here. Output operand lossage error for unhandled
9350 <case 'z'>: Hardcode "code" argument into error strings.
9352 <case 'D'>: Merge AVX and non-AVX codes.
9353 <case 'C', case 'c', case 'F', case 'f'>: Merge. Fix error string.
9354 Update call to put_condition_code.
9356 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
9358 * config/m68k/m68k.md (*clzsi2_cf): Renamed from clzsi2. Call
9360 (clzsi2): New expander.
9361 (*clzsi2_68k): New insn.
9362 * config/m68k/m68k.h: Update comment about CLZ_DEFINED_VALUE_AT_ZERO.
9364 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
9366 * gimple.h (gimple_set_in_transaction): Remove.
9367 (gimple_in_transaction): Look in BB instead.
9368 (gimple_statement_base): Remove in_transaction field.
9369 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
9370 * trans-mem.c (compute_transaction_bits): Place transaction bit
9371 information into basic blocks.
9373 2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
9375 * expr.c (get_def_for_expr_class): Define only if
9376 HAVE_conditional_move.
9377 (convert_tree_comp_to_rtx): Likewise.
9379 2012-05-21 Uros Bizjak <ubizjak@gmail.com>
9382 * config/i386/i386.md (ffs<mode>2): Generate CCCmode compare
9384 (ffssi2_no_cmove): Ditto.
9385 (*ffs<mode>_1): Remove insn pattern.
9386 (*tzcnt<mode>_1): New insn pattern.
9387 (*bsf<mode>1): Ditto.
9389 2012-05-21 Richard Guenther <rguenther@suse.de>
9391 * tree-dfa.c (add_referenced_var): Do not walk DECL_INITIAL for
9392 more referenced vars.
9393 * tree-ssa-live.c (mark_all_vars_used_1): Only set the used
9394 flag on variables that have a var-annotation.
9396 2012-05-21 Joseph Myers <joseph@codesourcery.com>
9399 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
9400 from folded operands before wrapping another around the
9401 conditional expression.
9403 2012-05-21 Jakub Jelinek <jakub@redhat.com>
9405 PR tree-optimization/53366
9406 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
9407 tests if complex_numbers == 2, but there are non-complex number loads
9410 PR tree-optimization/53409
9411 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
9412 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
9414 PR tree-optimization/53410
9415 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
9416 instead of build_int_cst (type, 0) where vector types might be
9417 involved. Instead of build_int_cst (type, 1) convert the original
9418 integer_onep argument to the desired type.
9420 2012-05-21 Michael Matz <matz@suse.de>
9422 * genattrtab.c (attr_rtx_cost): Move earlier, start with cost being 1.
9423 (simplify_test_exp): Handle one more case of distributive law,
9424 decrease cost threshold.
9425 (tests_attr_p, get_attr_order): New functions.
9426 (optimize_attrs): Use topological order, inline only cheap values.
9427 (write_attr_set): Reset our_known_true after some time.
9429 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
9432 * config/i386/i386.c (type_natural_mode): Warn passing SSE
9433 vector argument without SSE enabled changes the ABI.
9435 2012-05-21 Richard Guenther <rguenther@suse.de>
9437 PR tree-optimization/53408
9438 * tree-vect-loop.c (vectorizable_induction): Properly check
9439 the restriction that we cannot handle induction results from
9440 the inner loop outside of the outer loop.
9442 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
9445 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
9446 (UNSPECV_RDRAND): This.
9447 (rdrand<mode>_1): Updated.
9449 2012-05-21 Richard Guenther <rguenther@suse.de>
9451 * tree-loop-distribution.c (can_generate_builtin): Reject
9454 2012-05-21 Chung-Lin Tang <cltang@codesourcery.com>
9456 * Makefile.in (options.c): Add options.h to included header
9459 2012-05-21 Razya Ladelsky <razya@il.ibm.com>
9461 * tree-parloops.c : Add myself to contributors, update
9462 TODO list, add link to wiki.
9464 2012-05-21 Alan Modra <amodra@gmail.com>
9466 * config/rs6000/predicates.md (input_operand): Don't match
9467 constant pool addresses. Remove label_ref, high and plus from
9468 match_code list. Remove redundant CONSTANT_P test.
9469 (splat_input_operand): Similarly update match_code list.
9470 (small_toc_ref): New predicate.
9471 * config/rs6000/rs6000-protos.h (toc_relative_expr_p): Update prototype.
9472 * config/rs6000/rs6000.c (tocrel_base, tocrel_offset): Make const.
9473 (legitimate_constant_pool_address_p): Move TARGET_TOC test and
9474 register checks to..
9475 (toc_relative_expr_p): ..here. Add "strict" param. Match new rtl
9476 generated by create_TOC_reference.
9477 (rs6000_legitimize_address): Update cerate_TOC_reference call.
9478 (rs6000_delegitimize_address): Handle new rtl for toc refs.
9479 (rs6000_cannot_force_const_mem, rs6000_find_base_term): Likewise.
9480 (use_toc_relative_ref): New function, split out from..
9481 (rs6000_emit_move): ..here. Remove redundant tests. Update
9482 create_TOC_reference calls.
9483 (rs6000_legitimize_reload_address): Formatting. Handle splitting
9484 of medium/large model toc addresses. Use use_toc_relative_ref.
9485 (print_operand): Formatting, style. Adjust for toc changes.
9486 (print_operand_address): Likewise.
9487 (rs6000_output_addr_const_extra): Likewise.
9488 (create_TOC_reference): Put TOC_REGISTER in UNSPEC_TOCREL rather
9489 than a PLUS. Use this formulation for both high and low part
9490 of -mcmodel=medium/large toc reference too. Before reload,
9491 always use the small model formulation.
9492 * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Similarly avoid
9493 a PLUS in high part of addresses here.
9494 (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
9495 (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
9496 (largetoc_high, largetoc_low): Move earlier. Cope when no
9498 (largetoc_high_plus): New insn.
9499 (movsi_internal1, movsi_internal1_single, movsf_softfloat,
9500 movdi_mfpgpr, movdi_internal64): Don't handle 'R' constraint here..
9501 (tocref): ..instead do so here, new insn and split.
9503 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
9505 * config/i386/driver-i386.c (host_detect_local_cpu): Support
9506 RDRND, F16C and FSGSBASE.
9508 2012-05-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9510 PR rtl-optimzation/53373
9511 * config/pa/pa.md (call_symref_pic): Don't expose PIC register save in
9512 call pattern. Update split patterns.
9513 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
9514 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
9516 2012-05-20 Razya Ladelsky <razya@il.ibm.com>
9518 * tree-parloops.c (gen_parallel_loop): Change many_iterations_cond
9521 2012-05-18 Jan Hubicka <jh@suse.cz>
9523 * cgraphunit.c (handle_alias_pairs): Declare; free alias_pairs
9524 (cgraph_process_new_functions): Process also aliases.
9525 * lto-streamer-out.c (struct sets): Remove.
9526 (trivally_defined_alias): Remove.
9527 (output_alias_pair_p): Remove.
9528 (output_unreferenced_globals): Remove.
9529 (produce_symtab); Do not handle alias pairs.
9530 (produce_asm_for_decls): Likewise.
9531 * lto-streamer-in.c (input_alias_pairs): Remove.
9532 (lto_read_body): Do not input alias pairs.
9533 (lto_input_constructors_and_inits): Remove.
9535 2012-05-18 Jan Hubicka <jh@suse.cz>
9537 * cgraphunit.c (handle_alias_pairs): Cleanup; handle all types of
9540 2012-05-18 Jan Hubicka <jh@suse.cz>
9542 * cgraphbuild.c (record_reference): Update.
9543 * lto-cgraph.c (lto_output_varpool_node): External vars
9544 are not in other partition even if they are not output
9545 in current partition.
9546 * gimple-fold.c (can_refer_decl_in_current_unit_p): Take FROM_DECL
9548 (canonicalize_constructor_val): Take FROM_DECL argument.
9549 (fold_ctor_reference, fold_string_cst_ctor_reference,
9550 fold_array_ctor_reference, fold_nonarray_ctor_reference,
9551 fold_ctor_reference): Likewise.
9552 (fold_const_aggregate_ref_1, gimple_get_virt_method_for_binfo): Update.
9553 * gimple.h (gimple_fold_builtin): Likewise.
9555 2012-05-18 Olivier Hainque <hainque@adacore.com>
9557 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
9558 $(libsubdir) as libexecsubdir.
9560 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9562 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
9563 relied on signed overflow behavior.
9565 2012-05-18 Richard Guenther <rguenther@suse.de>
9567 PR tree-optimization/53346
9568 * tree-loop-distribution.c (ldist_gen): Make sure to apply
9569 builtin transform even when only a single partition with
9570 all reads/writes exists.
9572 2012-05-18 Richard Guenther <rguenther@suse.de>
9574 PR tree-optimization/53390
9575 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Ignore
9578 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9580 * tree-ssa-reassoc.c (bip_map): Remove decl.
9581 (completely_remove_stmt): Remove function.
9582 (remove_def_if_absorbed_call): Remove function.
9583 (remove_visited_stmt_chain): Remove __builtin_powi handling.
9584 (possibly_move_powi): Remove function.
9585 (rewrite_expr_tree): Remove calls to possibly_move_powi.
9586 (rewrite_expr_tree_parallel): Likewise.
9587 (attempt_builtin_powi): Build multiplies explicitly rather than
9588 relying on the ops vector and rank system.
9589 (transform_stmt_to_copy): New function.
9590 (transform_stmt_to_multiply): Likewise.
9591 (reassociate_bb): Handle leftover operations after __builtin_powi
9592 optimization; build a final multiply if necessary.
9594 2012-05-18 Jan Hubicka <jh@suse.cz>
9596 * cgraphunit.c (varpool_finalize_decl): Allow external decls.
9597 (mark_functions_to_output): Fix sanity check.
9598 * ipa.c (function_and_variable_visibility): Remove TREE_STATIC check.
9600 2012-05-18 Richard Guenther <rguenther@suse.de>
9602 * tree-flow.h (mark_symbols_for_renaming): Remove.
9603 * tree-dfa.c (mark_symbols_for_renaming): Likewise.
9604 * tree-inline.c (copy_edges_for_bb): Do not mark symbols for renaming.
9605 (copy_debug_stmt): Likewise.
9606 (expand_call_inline): Likewise.
9607 (declare_return_variable): Mark the return variable for renaming
9610 2012-05-18 Andrew Stubbs <ams@codesourcery.com>
9612 * config/arm/arm-protos.h (arm_emit_coreregs_64bit_shift): New
9614 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): New function.
9615 * config/arm/arm.md (ashldi3): Use arm_emit_coreregs_64bit_shift.
9616 (ashrdi3,lshrdi3): Likewise.
9617 (arm_cond_branch): Remove '*' to enable gen_arm_cond_branch.
9619 2012-05-18 Meador Inge <meadori@codesourcery.com>
9621 PR rtl-optimization/53352
9622 * cse.c (equiv_constant): Ignore paradoxical subregs.
9624 2012-05-17 Steven Bosscher <steven@gcc.gnu.org>
9626 PR rtl-optimization/53125
9627 * regstat.c (regstat_bb_compute_ri): Take new local_live_last_luid
9628 argument. Simplify calculation of REG_LIVE_LENGTH for regnos that
9629 die in the basic block. Correctly top off REG_FREQ and
9630 REG_FREQ_CALLS_CROSSED.
9632 (regstat_compute_ri): Allocate and free local_live_last_luid.
9634 (regstat_bb_compute_calls_crossed): Correctly top off
9635 REG_FREQ_CALLS_CROSSED.
9637 2012-05-17 Jan Hubicka <jh@suse.cz>
9639 * lto-symtab.c (lto_symtab_resolve_symbols): Preffer decl with
9640 constructor over decl without.
9641 * cgraph.c (cgraph_remove_node): Clear also body of unanalyzed nodes.
9642 * cgraph.h (varpool_can_remove_if_no_refs): Handle external correctly.
9643 * cgraphunit.c (process_function_and_variable_attributes): Finalize
9645 (mark_functions_to_output): Also accept bodies for functions with
9647 (output_in_order): Skip external vars.
9648 * lto-cgraph.c (lto_output_node): External functions are never in other
9650 (lto_output_varpool_node): Likewise.
9651 * lto-streamer-out.c (lto_write_tree): Always use error_mark_nodes for
9652 forgotten initializers.
9653 * ipa.c (process_references): Handle external vars.
9654 (symtab_remove_unreachable_nodes): Update to handle external vars.
9655 (varpool_externally_visible_p): External vars are externally visible.
9656 * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
9657 * varpool.c (varpool_remove_node): Remove constructor.
9658 (decide_is_variable_needed): Handle externals.
9659 (varpool_remove_unreferenced_decls): Likewise.
9661 2012-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9663 * opts.c (common_handle_option): -pedantic-errors enables -Wpedantic.
9664 (enable_warning_as_error): Do not special case Wuninitialized.
9665 * optc-gen.awk: Add sanity checks.
9667 2012-05-17 Jan Hubicka <jh@suse.cz>
9669 * ipa-reference.c (is_proper_for_analysis): Do not check flags
9670 that might change as result of global optimization.
9671 (analyze_function): Do not check analyzed and externally_visible
9672 flags; be happy about address dereferences.
9673 (propagate): Prune all_module_statics so it really contains just
9674 statics; prune all the local summaries.
9675 (ipa_reference_write_optimization_summary): Simplify.
9677 2012-05-17 Kwok Cheung Yeung <kcy@codesourcery.com>
9679 * config/m68k/m68k-devices.def: Add 51ag, 51je, 51jf, 51jg, 51mm, 51qm.
9680 * config/m68k/m68k-tables.opt: Regenerated.
9681 * doc/invoke.texi (M680x0 Options): Document.
9683 2012-05-16 Dave Boutcher <daveboutcher@gmail.com>
9684 Patrick Marlier <patrick.marlier@gmail.com>
9686 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
9689 2012-05-16 H.J. Lu <hongjiu.lu@intel.com>
9691 * configure: Regenerated.
9693 2012-05-16 Andrew Pinski <apinski@cavium.com>
9695 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
9698 2012-05-16 David S. Miller <davem@davemloft.net>
9700 * jump.c (delete_related_insns): If we remove a CALL, make sure
9701 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
9703 2012-05-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9705 PR tree-optimization/53217
9706 * tree-ssa-reassoc.c (bip_map): New static variable.
9707 (possibly_move_powi): Move feeding multiplies with __builtin_powi call.
9708 (attempt_builtin_powi): Save feeding multiplies on a stack.
9709 (reassociate_bb): Create and destroy bip_map.
9711 2012-05-16 Olivier Hainque <hainque@adacore.com>
9713 * Makefile.in (install-no-fixedincludes): New target, former toplevel
9714 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
9715 Add comments and improve stamp preservation across the whole sequence.
9716 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
9718 2012-05-16 Richard Guenther <rguenther@suse.de>
9720 * tree-inline.c (insert_init_stmt): Do not call
9721 mark_symbols_for_renaming.
9722 (setup_one_parameter): Avoid initializing unused parameters.
9723 (declare_return_variable): Properly handle DECL_BY_REFERENCE
9724 return vars in SSA form.
9726 2012-05-16 Richard Guenther <rguenther@suse.de>
9728 * tree-flow.h (get_virtual_var): Remove.
9729 * tree-dfa.c (get_virtual_var): Likewise.
9731 2012-05-16 Richard Guenther <rguenther@suse.de>
9733 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1):
9734 Remove set-only bitmap of new names.
9735 (slpeel_tree_peel_loop_to_edge): Likewise. Do not set
9737 * tree-flow.h (ssa_names_to_replace): Remove.
9738 * tree-into-ssa.c (ssa_names_to_replace): Likewise.
9740 2012-05-16 Richard Guenther <rguenther@suse.de>
9742 PR tree-optimization/53364
9743 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
9744 detect a view-conversion of the decl.
9746 2012-05-16 Dodji Seketeli <dodji@redhat.com>
9748 PR preprocessor/7263
9749 * c-tree.h (enum c_declspec_word): Declare new enum.
9750 (struct c_declspecs::locations): New member.
9751 (declspecs_add_qual, declspecs_add_scspec)
9752 (declspecs_add_addrspace, declspecs_add_alignas): Take a new
9754 * c-decl.c (build_null_declspecs): Initialize the new struct
9755 c_declspecs::locations member.
9756 (declspecs_add_addrspace): Take a location parameter for the
9757 address space. Store it onto declaration specifiers.
9758 (declspecs_add_qual): Likewise, take a location parameter for the
9760 (declspecs_add_type): Likewise, take a location parameter for the
9762 (declspecs_add_scspec): Likewise, take a location parameter for
9763 the storage class specifier.
9764 (declspecs_add_attrs): Likewise, take a location parameter for the
9766 (declspecs_add_alignas): Likewise, take a location parameter for
9768 (finish_declspecs): For diagnostics, use the location of the
9769 relevant declspec, instead of the global input_location.
9770 * c-parser.c (c_parser_parameter_declaration): Pass the precise
9771 virtual location of the declspec to the declspecs-setters.
9772 (c_parser_declspecs): Likewise. Avoid calling c_parser_peek_token
9775 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
9777 * configure.ac: Stack protector enabling for Android targets.
9778 * configure: Regenerate.
9780 2012-05-16 Richard Sandiford <r.sandiford@uk.ibm.com>
9782 * ira.c (pseudo_move_insn): Delete.
9783 (find_moveable_pseudos): Don't set it.
9784 (move_unallocated_pseudos): Use DF_REG_DEF_CHAIN to find
9785 the definitions of the original pseudo. Delete all of them.
9787 2012-05-16 Olivier Hainque <hainque@adacore.com>
9789 * config/rs6000/rs6000-opts.h (enum processor_type): Add
9791 * config/rs6000/rs6000-cpus.def: Reference it for cpu="8548".
9792 * config/rs6000/rs6000.md (cpu attribute definition): Add ppc8548.
9793 * config/rs6000/8540.md: indicate that the units/patterns apply to
9796 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename
9797 default_cpu into implicit_cpu, conveying what --with-cpu was passed at
9798 configure time. Treat implicit_cpu as have_CPU. Pick defaults for SPE
9799 related flags, check that what is queried is supported by the selected
9800 configuration. Rework the single/double_float and MASK_STRING resets to
9801 hit for all the E500 cores (854x + E500MC variants). Select the ppc8540
9802 costs for PROCESSOR_PPC8548 as well.
9803 (rs6000_issue_rate): case CPU_PPC8548 together with CPU_PPC8540.
9804 (rs6000_use_sched_lookahead): Likewise, rewriting function as a case
9805 statement instead of a sequence of ifs.
9807 * config/rs6000/rs6000.h (TARGET_E500): Remove.
9808 (TARGET_NO_LWSYNC): Adjust accordingly.
9809 * config/rs6000/e500.h (TARGET_E500): Remove.
9810 (CHECK_E500_OPTIONS): Adjust accordingly.
9811 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove.
9812 (TARGET_DEFAULT): Reformat definition to match the one in linuxspe.h.
9813 * config/rs6000/linuxspe.h: Likewise.
9814 * config/rs6000/vxworks.h: Remove bogus TARGET_E500 overrides and
9815 superfluous comments.
9816 * config/rs6000/e500-double.h: Remove.
9818 * config.gcc (pick a default with_cpu): For powerpc*-*-*spe*,
9819 default to with_cpu=8548 if --enable-e500-double, and to 8540
9821 (set misc flags section): For powerpc*|rs6000*, remove inclusion
9822 of e500-double.h for --enable-e500-double.
9824 2012-05-16 Olivier Hainque <hainque@adacore.com>
9826 * Makefile.in (s-header-vars): Resort to -n instead of trailing
9827 -e d in sed invocation.
9829 2012-05-16 Hans-Peter Nilsson <hp@axis.com>
9831 * doc/tm.texi.in (Type Layout) <SIZE_TYPE>: Update reference to
9833 * doc/tm.texi: Regenerate.
9835 2012-05-15 Paolo Carlini <paolo.carlini@oracle.com>
9837 * tree.h (EXPR_LOCATION): Use CAN_HAVE_LOCATION_P.
9839 2012-05-15 Jakub Jelinek <jakub@redhat.com>
9842 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
9843 that operands[2] is either immediate, or q_regs_operand.
9845 2012-05-15 Richard Guenther <rguenther@suse.de>
9847 * cgraphunit.c (thunk_adjust): Use make_rename_temp.
9848 (assemble_thunk): Likewise. Manually rename and register
9851 2012-05-15 Richard Guenther <rguenther@suse.de>
9853 PR tree-optimization/53355
9854 * tree-vrp.c (extract_range_from_binary_expr_1): Handle LSHIFT_EXPRs
9857 2012-05-15 Tristan Gingold <gingold@adacore.com>
9859 * tree-ssa-strlen.c (get_string_length): Convert lhs if needed.
9861 2012-05-15 Richard Guenther <rguenther@suse.de>
9863 * gimple.c (gimple_set_modified): Move ...
9864 * gimple.h (gimple_set_modified): ... here.
9866 2012-05-15 Tristan Gingold <gingold@adacore.com>
9868 * ira-color.c (move_spill_restore): Add a guard.
9870 2012-05-15 Tristan Gingold <gingold@adacore.com>
9872 * config/ia64/ia64.c (ia64_emit_probe_stack_range): Adjust calls to
9875 2012-05-15 Eric Botcazou <ebotcazou@adacore.com>
9877 * gimplify.c (gimplify_init_constructor): Do a block move for very
9878 small objects as well.
9880 2012-05-15 Bernd Schmidt <bernds@codesourcery.com>
9882 * ira.c (find_moveable_pseudos): Skip registers whose
9883 DF_REG_EQ_USE_COUNT is nonzero.
9885 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9887 * doc/md.texi (fma): Define to only be applicable for single rounding.
9889 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
9892 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
9893 generate target register for "load" class builtins.
9896 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
9899 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
9900 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
9901 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
9902 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
9903 (<sse>_movu<ssemodesuffix>): New expander.
9904 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
9905 (avx_movdqu<avxmodesuffix>): New expander.
9906 (*sse2_movdqu): Rename from sse2_movdqu.
9907 (sse2_movdqu): New expander.
9909 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
9912 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
9913 (canonicalize_perm): ... new function.
9914 (expand_vec_perm_2vperm2f128_vshuf): New function.
9915 (ix86_expand_vec_perm_const_1): Call it.
9917 2012-05-14 Andrew Pinski <apinski@cavium.com>
9918 H.J. Lu <hongjiu.lu@intel.com>
9919 Jakub Jelinek <jakub@redhat.com>
9922 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
9925 2012-05-14 Jakub Jelinek <jakub@redhat.com>
9927 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
9928 lineno 1 the same as lineno 0 before first start file directive.
9929 (optimize_macinfo_range): Likewise.
9931 * dwarf2out.c (have_macinfo): Define.
9932 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
9933 attribute, don't force empty compilation unit and don't emit any
9934 .debug_macinfo/.debug_macro section if macinfo_table is empty.
9936 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
9939 * config/avr/avr.c (avr_const_address_lo16): Remove.
9940 (avr_assemble_integer): Print ".byte lo8(x)",
9941 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
9942 .warning if 3-byte address is assembled.
9943 * doc/extend.texi (AVR Named Address Spaces): Document that
9944 binutils 2.23 is needed to assemble 3-byte addresses.
9946 2012-05-14 Richard Guenther <rguenther@suse.de>
9948 * tree-vect-data-refs.c (vect_setup_realignment): Remove
9949 call to mark_symbols_for_renaming.
9950 (vect_permute_load_chain): Likewise.
9951 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
9952 instead of calling mark_symbols_for_renaming.
9953 * tree-vect-stmts.c (read_vector_array): Remove call to
9954 mark_symbols_for_renaming.
9955 (write_vector_array): Likewise.
9956 (vectorizable_call): Likewise.
9957 (vectorizable_store): Likewise.
9958 (vectorizable_load): Likewise.
9959 * matrix-reorg.c (transform_allocation_sites): Likewise.
9960 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
9961 (create_expression_by_pieces): Likewise.
9963 2012-05-14 Richard Guenther <rguenther@suse.de>
9965 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
9966 of statements for renaming.
9967 (force_gimple_operand_1): Likewise, consistently for both
9968 calls to force_gimple_operand and force_gimple_operand_gsi.
9970 2012-05-14 Richard Guenther <rguenther@suse.de>
9972 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
9973 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
9975 (expand_omp_for): Likewise.
9976 (expand_omp_for_generic): Adjust conditional add to referenced vars.
9977 Use make_rename_temp for temporaries that should be rewritten into
9979 (expand_omp_for_static_nochunk): Likewise.
9980 (expand_omp_atomic_pipeline): Likewise.
9982 2012-05-14 Richard Guenther <rguenther@suse.de>
9984 PR tree-optimization/53331
9985 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
9987 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
9989 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
9992 * doc/options.texi: (LangEnabledBy): Document it.
9993 * optc-gen.awk: Handle LangEnabledBy.
9994 * opth-gen.awk: Generate declaration for lang-specific functions.
9995 * opt-read.awk: Record lang numbers.
9996 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
9997 (lang_sanitized_name): New.
9999 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
10001 * attribs.c (decl_attributes): Avoid emitting a warning if
10002 ATTR_FLAG_BUILT_IN.
10003 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
10004 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
10005 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
10006 define a string "1".
10007 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
10008 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
10009 BUILT_IN_STRCPY): Use it for these functions.
10010 * postreload.c (reload_combine): Deal with SETs inside
10011 CALL_INSN_FUNCTION_USAGE.
10012 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
10013 Look for REG_RETURNED notes and use a cheap restore if possible.
10014 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
10015 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
10016 * ira-build.c (ira_create_allocno, create_cap_allocno,
10017 propagate_allocno_info, propagate_some_info_from_allocno,
10018 copy_info_to_removed_store_destination, ira_flattening): Handle it.
10019 * ira-lives.c (pseudo_regno_single_word_and_live_p,
10020 find_call_crossed_cheap_reg): New static functions.
10021 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
10022 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
10023 a REG_RETURNED note in that case.
10024 * ira.c (setup_reg_renumber): Change assert to allow cases where
10025 allocnos only cross calls for which they are cheap to restore.
10026 * ira-costs.c (ira_tune_allocno_costs): Compare
10027 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
10029 * reg-notes.def (REG_RETURNED): New note.
10030 * cse.c (cse_insn): Likewise.
10031 * sched-deps.c (sched_analyze_insn): Likewise.
10032 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
10033 * calls.c (decl_return_flags): New static function.
10034 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
10035 functions that return one of their arguments.
10036 * regcprop.c (struct kill_set_value_data): New.
10037 (kill_set_value): Interpret data as a pointer to such a struct.
10038 Do nothing if the caller wants the register to be ignored.
10039 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
10041 2012-05-14 Richard Guenther <rguenther@suse.de>
10043 PR tree-optimization/53340
10044 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
10046 2012-05-14 Richard Guenther <rguenther@suse.de>
10048 * gimplify.c (gimplify_expr): Remove odd code.
10050 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
10052 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
10053 into a PLUS_EXPR byte offset.
10055 * tree-ssa-pre.c (can_value_number_call): Delete.
10056 (compute_avail): Skip all statements with side effects.
10057 <GIMPLE_CALL>: Skip calls to internal functions.
10059 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
10061 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
10063 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
10065 * common.opt (Wtype-limits): Use EnabledBy.
10067 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
10069 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
10070 (pushtf splitter): Ditto.
10072 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
10073 (<code>tf2): Enable for TARGET_SSE.
10074 (*absnegtf2_sse): Ditto.
10075 (copysign<mode>3): Enable TFmode for TARGET_SSE.
10076 (copysign<mode>3_const): Ditto.
10077 (copysign<mode>3_var): Ditto.
10078 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
10079 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
10080 (*<code>tf3): Ditto.
10081 * config/i386/i386.c (struct builtin_description bdesc_args)
10082 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
10083 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
10084 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
10085 Emit a normal call if SSE isn't available.
10087 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
10089 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
10090 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
10091 (<code><mode>3): Ditto.
10092 (*andnot<mode>3): Ditto.
10093 (*andnottf3): Ditto.
10094 (*<code><mode>3): Ditto.
10095 (<code>tf3): Ditto.
10097 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
10099 * optc-gen.awk: Error instead of warning for conflicting help.
10101 2012-05-12 Jason Merrill <jason@redhat.com>
10104 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
10107 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
10109 * function.c (requires_stack_frame_p): If the function can throw
10110 non-call exceptions, return true if the insn can throw internally.
10112 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
10114 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
10116 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
10118 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
10119 ORDERED and UNORDERED conditions.
10121 2012-05-11 Richard Guenther <rguenther@suse.de>
10123 * tree-flow.h (referenced_var_check_and_insert): Remove.
10124 (find_new_referenced_vars): Likewise.
10125 * tree-dfa.c (referenced_var_check_and_insert): Make static.
10126 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
10127 * tree-inline.c (copy_bb): Use find_referenced_vars_in
10128 instead of find_new_referenced_vars.
10129 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
10131 2012-05-11 Richard Guenther <rguenther@suse.de>
10133 * tree-pass.h (pass_rest_of_compilation,
10134 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
10136 * passes.c (pass_all_optimizations, pass_postreload,
10137 pass_all_early_optimizations): Make static.
10138 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
10139 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
10140 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
10141 (delete_tree_ssa): Do not call fini_phinodes.
10142 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
10144 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
10147 * doc/options.texi (EnabledBy): Document
10148 * opts.c: Include opts.h and options.h before tm.h.
10149 (finish_options): Do not handle some sub-options here...
10150 (common_handle_option): ... instead call common_handle_option_auto
10152 * optc-gen.awk: Handle EnabledBy.
10153 * opth-gen.awk: Declare common_handle_option_auto.
10154 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
10155 (Wmaybe-uninitialized): Likewise.
10156 (Wunused-but-set-variable): Likewise.
10157 (Wunused-function): Likewise.
10158 (Wunused-label): Likewise.
10159 (Wunused-value): Likewise.
10160 (Wunused-variable): Likewise.
10161 * opt-read.awk: Create opt_numbers array.
10163 2012-05-11 Richard Guenther <rguenther@suse.de>
10165 PR tree-optimization/53295
10166 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
10168 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
10169 strides when analyzing data-references in a loop context.
10170 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
10171 non-constant strides for now.
10172 (vect_enhance_data_refs_alignment): Ignore data references
10173 that are strided loads.
10174 (vect_analyze_data_ref_access): Handle non-constant strides.
10175 (vect_check_strided_load): Verify the data-reference is a load.
10176 (vect_analyze_data_refs): Restructure to make strided load
10177 support not dependent on gather support.
10178 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
10179 when doing strided or gather loads.
10180 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
10181 integer_zerop to compare stride with zero.
10183 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
10185 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
10187 2012-05-11 Jan Hubicka <jh@suse.cz>
10190 * varpool.c (varpool_assemble_decl): Also output constat pool entries
10191 that output_constant_pool missed.
10193 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
10195 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
10196 MULTILIB_EXTRA_OPTS.
10198 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
10201 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
10203 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
10205 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
10206 optimization for TARGET_AVX.
10207 (*movti_internal_sse): Ditto.
10208 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
10209 (*movdi_internal): Ditto.
10210 (*movsi_internal): Ditto.
10211 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
10212 (*movdf_internal_rex64): Ditto.
10213 (*movfd_internal): Ditto.
10214 (*movsf_internal): Ditto.
10215 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
10217 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
10219 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
10220 reference as size attribute.
10222 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
10223 Tristan Gingold <gingold@adacore.com>
10225 * doc/md.texi (Standard Names): Document probe_stack_address.
10226 * explow.c (emit_stack_probe): Handle probe_stack_address.
10227 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
10228 (UNSPECV_PROBE_STACK_RANGE): Likewise.
10229 (probe_stack_address): New insn.
10230 (probe_stack_range): Likewise.
10231 * config/ia64/ia64.c: Include common/common-target.h.
10232 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
10233 checking is enabled.
10234 (ia64_emit_probe_stack_range): New function.
10235 (output_probe_stack_range): Likewise.
10236 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
10237 builtin stack checking is enabled.
10238 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
10239 and UNSPECV_PROBE_STACK_ADDRESS.
10240 (unknown_for_bundling_p): New predicate.
10241 (group_barrier_needed): Use important_for_bundling_p.
10242 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
10243 (issue_nops_and_insn): Likewise.
10244 (bundling): Likewise.
10245 (final_emit_insn_group_barriers): Likewise.
10246 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
10247 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
10248 (STACK_CHECK_PROTECT): Likewise.
10249 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
10251 2012-05-10 Jan Hubicka <jh@suse.cz>
10253 * ipa-inline.c (update_all_callee_keys): Remove.
10254 (inline_small_functions): Simplify priority updating.
10256 2012-05-10 Jan Hubicka <jh@suse.cz>
10258 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
10260 2012-05-10 Jan Hubicka <jh@suse.cz>
10262 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
10263 (symtab_remove_unreachable_nodes): ... this one.
10264 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
10265 * cgraphunit.c (ipa_passes): Update.
10266 * cgraphclones.c (cgraph_materialize_all_clones): Update.
10267 * cgraph.c (cgraph_release_function_body): Only turn initial
10268 into error mark when initial was previously set.
10269 * ipa-inline.c (ipa_inline): Update.
10270 * ipa.c: Include ipa-inline.h
10271 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
10272 (enqueue_node): New function.
10273 (process_references): Update.
10274 (symtab_remove_unreachable_nodes): Cleanup.
10275 * passes.c (execute_todo, execute_one_pass): Update.
10277 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
10279 PR rtl-optimization/53125
10280 * ira.c (ira): Call find_moveable_pseudos and
10281 move_unallocated_pseudos if only ira_conflicts_p is true.
10283 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
10285 * config/i386/i386.md (*movoi_internal_avx): Handle
10286 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
10287 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
10288 (*movti_internal_sse): Ditto.
10289 (*movtf_internal): Ditto.
10290 * config/i386/sse.md (ssePSmode): New mode attribute.
10291 (*move<mode>_internal): Use ssePSmode.
10292 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
10293 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
10294 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
10295 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
10297 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
10299 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
10300 DECL_ORIGINAL_TYPE if it is present.
10302 2012-05-10 Nick Clifton <nickc@redhat.com>
10305 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
10306 a "0" constraint to being a (match_dup 0).
10308 2012-05-10 Richard Guenther <rguenther@suse.de>
10310 * stor-layout.c (byte_from_pos): Amend comment.
10312 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10314 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
10315 Document requirement to call in constructors.
10317 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
10319 2012-05-10 Richard Guenther <rguenther@suse.de>
10321 * tree.h (TYPE_IS_SIZETYPE): Remove.
10322 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
10323 (extract_muldiv_1): Likewise.
10324 * gimple.c (gtc_visit): Likewise.
10325 (gimple_types_compatible_p): Likewise.
10326 (iterative_hash_canonical_type): Likewise.
10327 (gimple_canonical_types_compatible_p): Likewise.
10328 * gimplify.c (gimplify_one_sizepos): Likewise.
10329 * print-tree.c (print_node): Likewise.
10330 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
10332 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
10335 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
10336 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
10337 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
10338 instead of xop_mulv2div2di3_low.
10339 (xop_p<macs>dql): Fix vec_select selector.
10340 (xop_p<macs>dqh): Ditto.
10341 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
10342 (xop_mulv2div2di3_high): Ditto.
10344 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
10347 * diagnostic.h (diagnostic_context): Add last_location.
10348 * diagnostic.c (diagnostic_initialize): Initialize it.
10349 (diagnostic_show_locus): Use it.
10351 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
10353 * doc/extend.texi (Function Attributes): Point xref to section
10356 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
10358 * config/i386/i386.c (*movdf_internal_rex64): Remove
10359 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
10360 Calculate "mode" attribute according to
10361 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
10362 (*movdf_internal): Ditto.
10364 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
10367 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
10368 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
10369 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
10370 or when optimizing for size.
10371 * config/i386/sse.md (*mov<mode>_internal): Remove
10372 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
10373 Calculate "mode" attribute according to optimize_function_for_size_p
10374 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
10375 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
10376 depending on the mode of the instruction. Calculate "mode" attribute
10377 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
10378 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
10379 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
10381 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
10384 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
10385 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
10386 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
10387 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
10388 (expand_prologue): Move initialization of cfun->machine->is_naked,
10389 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
10390 (avr_set_current_function): ...this new static function.
10391 (TARGET_SET_CURRENT_FUNCTION): New define.
10392 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
10393 checking attributes of current_function_decl.
10394 (avr_regs_to_save): Ditto.
10395 (signal_function_p): Rename to avr_signal_function_p.
10396 (interrupt_function_p): Rename to avr_interrupt_function_p.
10398 * doc/extend.texi (Function Attributes): Better explanation of
10399 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
10400 alphabetical order.
10402 2012-05-09 Michael Matz <matz@suse.de>
10404 PR tree-optimization/53185
10405 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
10406 peeling when we see strided loads.
10408 2012-05-09 Matthias Klose <doko@ubuntu.com>
10410 * gcc-ar.c (main): Don't check for execute bits for the plugin.
10412 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
10414 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
10415 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
10416 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
10417 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
10418 (USE_LOAD_POST_INCREMENT): Define.
10419 (USE_LOAD_PRE_INCREMENT): Define.
10420 (USE_LOAD_POST_DECREMENT): Define.
10421 (USE_LOAD_PRE_DECREMENT): Define.
10422 (USE_STORE_PRE_DECREMENT): Define.
10423 (USE_STORE_PRE_INCREMENT): Define.
10424 (USE_STORE_POST_DECREMENT): Define.
10425 (USE_STORE_POST_INCREMENT): Define.
10426 (arm_auto_incmodes): Add enumeration.
10427 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
10428 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
10430 2012-05-09 Jakub Jelinek <jakub@redhat.com>
10432 PR tree-optimization/53226
10433 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
10434 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
10435 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
10436 doesn't need to be revisited, look for earliest stmt with
10437 !gimple_plf (stmt, GF_PLF_1) if something changed.
10439 2012-05-09 Terry Guo <terry.guo@arm.com>
10441 * genmultilib: Update copyright dates.
10442 * doc/fragments.texi: Ditto.
10444 2012-05-09 Terry Guo <terry.guo@arm.com>
10446 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
10447 * genmultilib (MULTILIB_REQUIRED): New.
10448 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
10450 2012-05-09 Richard Guenther <rguenther@suse.de>
10452 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
10453 (vect_do_peeling_for_loop_bound): Likewise.
10454 (vect_do_peeling_for_alignment): Likewise.
10455 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
10456 (vect_do_peeling_for_loop_bound): Get check_profitability and
10457 threshold as parameters.
10458 (vect_do_peeling_for_alignment): Likewise.
10459 (vect_loop_versioning): Likewise.
10460 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
10461 and threshold here. Control where to put the check here.
10463 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
10465 PR middle-end/53249
10466 * dwarf2out.h (get_address_mode): Move declaration to...
10468 * dwarf2out.c (get_address_mode): Move definition to...
10469 * rtlanal.c: ...here.
10470 * var-tracking.c (get_address_mode): Delete.
10471 * combine.c (find_split_point): Use get_address_mode instead of
10472 targetm.addr_space.address_mode.
10473 * cselib.c (cselib_record_sets): Likewise.
10474 * dse.c (canon_address, record_store): Likewise.
10475 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
10476 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
10477 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
10478 (expand_expr_real_1): Likewise.
10479 * ifcvt.c (noce_try_cmove_arith): Likewise.
10480 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
10481 * reload.c (find_reloads): Likewise.
10482 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
10483 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
10485 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
10487 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
10488 information from the instruction produced.
10490 2012-05-09 Richard Guenther <rguenther@suse.de>
10492 * stor-layout.c (bit_from_pos): Document.
10493 (byte_from_pos): Likewise. Optimize.
10494 (pos_from_bit): Likewise.
10495 (normalize_offset): Use pos_from_bit instead of replicating it.
10497 2012-05-09 Alan Modra <amodra@gmail.com>
10500 * config/rs6000/rs6000.c (gen_frame_set): New function.
10501 (gen_frame_load, gen_frame_store): New functions.
10502 (rs6000_savres_rtx): Use the above.
10503 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
10504 Correct mode used for CR2 in save/restore_world patterns.
10505 Don't emit instructions for eh_return frame unwind reg info.
10507 2012-05-08 Jan Hubicka <jh@suse.cz>
10509 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
10511 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
10513 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
10515 (compile_file): Do not output variables.
10516 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
10518 * langhooks.c: Include timevar.h
10519 (write_global_declarations): Finalize compilation unit after wrapup;
10520 set timevars correctly.
10521 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
10522 not to be added to varpool.
10523 * varpool.c (varpool_assemble_decl): Sanity check that we are called
10524 only on cases where it makes sense; skip constant pool and value expr
10527 2012-05-08 David S. Miller <davem@davemloft.net>
10529 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
10530 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
10531 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
10533 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
10535 PR rtl-optimization/53278
10536 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
10537 speed_p code from earlier patch.
10539 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
10542 * config/sh/sh.md (*branch_true, *branch_false): New insns.
10544 2012-05-08 Teresa Johnson <tejohnson@google.com>
10546 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
10547 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
10549 2012-05-08 Jan Hubicka <jh@suse.cz>
10551 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
10552 (cgraph_create_node_1): Rename to ...
10553 (cgraph_create_empty_node): ... this one; export.
10554 (cgraph_create_node): Update.
10555 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
10556 (cgraph_create_edge_including_clones): Likewise.
10557 (cgraph_find_replacement_node): Likewise.
10558 (cgraph_clone_edge): Likewise.
10559 (cgraph_clone_node): Likewise.
10560 (clone_function_name): Likewise.
10561 (cgraph_create_virtual_clone): Likewise.
10562 (cgraph_remove_node_and_inline_clones): Likewise.
10563 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
10564 * cgraph.h: Reorder declarations so they match file of origin.
10565 (cgraph_create_empty_node): Declare.
10566 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
10567 (cgraph_copy_node_for_versioning): Likewise.
10568 (cgraph_function_versioning): Likewise.
10569 (cgraph_materialize_clone): Likewise.
10570 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
10571 (cgraph_materialize_all_clones): Likewise.
10572 * cgraphclones.c: New file.
10573 * Makefile.in: Update for cgraphclones.
10575 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
10578 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
10579 (ix86_rtx_costs): Handle SET.
10581 2012-05-08 Michael Matz <matz@suse.de>
10583 * basic-block.h (struct rtl_bb_info): Remove visited member and
10584 move head_ member to ...
10585 (struct basic_block_def.basic_block_il_dependent): ... the new
10586 member x, replacing but containing old member rtl.
10587 (enum bb_flags): New BB_VISITED flag.
10588 (BB_HEADER, BB_FOOTER): New macros.
10590 * jump.c (mark_all_labels): Adjust.
10591 * cfgcleanup.c (try_optimize_cfg): Adjust.
10592 * cfglayout.c (record_effective_endpoints): Adjust.
10593 (relink_block_chain): Ditto (and don't fiddle with visited).
10594 (fixup_reorder_chain): Adjust.
10595 (fixup_fallthru_exit_predecessor): Ditto.
10596 (cfg_layout_duplicate_bb): Ditto.
10597 * combine.c (update_cfg_for_uncondjump): Adjust.
10598 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
10599 (bb_visited_trace): New accessor.
10600 (mark_bb_visited): Move in front.
10601 (rotate_loop): Use bb_visited_trace.
10602 (find_traces_1_round): Ditto.
10603 (emit_barrier_after): Ditto.
10604 (copy_bb): Ditto, and initialize visited on resize.
10605 (reorder_basic_blocks): Initize visited member.
10606 (duplicate_computed_gotos): Clear bb flags at start, use
10609 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
10610 (rtl_verify_flow_info_1): Ditto.
10611 (cfg_layout_split_block): Ditto.
10612 (cfg_layout_delete_block): Ditto.
10613 (cfg_layout_merge_blocks): Ditto.
10614 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
10616 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
10619 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
10620 when a constant source operand matches an "I" constraint, the "no
10621 CC0 change" applies to a register-destination only, not a
10622 strict_low_part-destination.
10624 2012-05-08 Richard Guenther <rguenther@suse.de>
10626 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
10627 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
10629 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
10631 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
10633 * doc/avr-mmcu.texi: New auto-generated file.
10634 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
10635 to document all valid -mmcu= arguments.
10637 * config/avr/avr.h (arch_info_s): New struct definition.
10638 * config/avr/avr-devices.c (avr_texinfo): New variable.
10639 * config/avr/gen-avr-mmcu-texi.c: New file.
10640 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
10642 2012-05-08 Dehao Chen <dehao@google.com>
10644 * predict.c (find_qualified_ssa_name): New.
10645 (find_ssa_name_in_expr): New.
10646 (find_ssa_name_in_assign_stmt): New.
10647 (is_comparison_with_loop_invariant_p): New.
10648 (is_bound_expr_similar): New.
10649 (predict_iv_comparison): New.
10650 (predict_loops): Add heuristic for loop-nested branches that compare an
10651 induction variable to a loop bound variable.
10652 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
10654 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
10656 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
10657 TARGET_BDVER2 defines where appropriate.
10659 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
10661 * configure.ac (PLUGIN_LD): Rename into...
10662 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
10663 * config.in: Regenerate.
10664 * configure: Likewise.
10665 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
10667 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
10669 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
10670 computation using the precision of the index type.
10671 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
10672 (fold_array_ctor_reference): Do index computations in the index type.
10674 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
10676 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
10677 down to plus_constant.
10678 (expand_epilogue): Ditto.
10680 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
10682 * postreload.c (reload_cse_regs): Make static.
10683 * reload.h (reload_cse_regs): Remove prototype.
10685 2012-05-07 Richard Henderson <rth@redhat.com>
10687 * config/alpha/alpha.md (clear_cache): New pattern.
10689 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
10691 PR middle-end/53245
10692 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
10693 is folded to a type boundary value, verify that the resulting case
10694 label is still a care range.
10696 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
10698 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
10699 only for TARGET_GENERIC, when not optimizing for size.
10700 (*ffs<mode>_1): Ditto.
10702 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
10704 * tree-cfg.c (verify_gimple_switch): Tighten checks.
10706 2012-05-07 Jakub Jelinek <jakub@redhat.com>
10708 PR tree-optimization/53239
10709 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
10710 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
10712 2012-05-07 Richard Guenther <rguenther@suse.de>
10714 PR tree-optimization/53195
10715 * tree-inline.c (setup_one_parameter): Properly add referenced
10716 vars from the parameters new known value.
10718 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
10720 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
10721 (sched_branch_type): Remove.
10722 (m68k_sched_md_init_global): Don't allocate it.
10723 (m68k_sched_md_finish_global): Don't free it.
10724 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
10725 * config/m68k/m68k.md: Set the type of insns using
10726 m68k_sched_branch_type to bcc directly.
10728 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10730 * config/sol2.c (solaris_override_options): New function.
10731 * config/sol2-protos.h (solaris_override_options): Declare.
10732 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
10734 2012-05-07 Richard Guenther <rguenther@suse.de>
10736 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
10737 whether we failed to compute data dependences.
10738 (loop_prefetch_arrays): Fail if we failed.
10740 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
10741 Paolo Bonzini <bonzini@gnu.org>
10743 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
10744 Emit bsf when optimizing for size.
10745 (*ffs<mode>_1): Ditto.
10747 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
10750 * config/sh/sh.c (sh_rtx_costs): Handle SET.
10752 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
10755 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
10756 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
10757 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
10759 (*bswapdi2_doubleword): New insn pattern.
10760 (*bswap<mode>2): Rename from *bswap<mode>2_1.
10762 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
10764 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
10765 (mips_set_reg_reg_cost): Likewise.
10766 (mips_rtx_costs): Handle SET.
10768 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
10770 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
10771 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
10772 to compute the cost of moves. Set the mode of the target register.
10774 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
10776 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
10777 plus_constant function.
10778 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
10779 that the mode is sensible.
10780 (use_anchored_address, round_push, allocate_dynamic_stack_space)
10781 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
10784 * alias.c (canon_rtx): Likewise.
10785 (init_alias_analysis): Likewise.
10786 * builtins.c (expand_builtin_return_addr)
10787 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
10788 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
10789 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
10790 (expand_builtin_stpcpy): Likewise.
10791 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
10792 (compute_argument_addresses, internal_arg_pointer_based_exp)
10793 (expand_call, emit_library_call_value_1): Likewise.
10794 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
10795 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
10796 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
10797 * cse.c (insert_const_anchor, find_reg_offset_for_const)
10798 (use_related_value, fold_rtx): Likewise.
10799 * cselib.c (cselib_subst_to_values): Likewise.
10800 * dse.c (record_store, check_mem_read_rtx): Likewise.
10801 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
10802 * emit-rtl.c (adjust_address_1): Likewise.
10803 * except.c (sjlj_emit_function_enter)
10804 (expand_builtin_extract_return_addr)
10805 (expand_builtin_frob_return_addr): Likewise.
10806 * expmed.c (expand_divmod): Likewise.
10807 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
10808 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
10809 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
10810 * function.c (assign_stack_local_1)
10811 (instantiate_virtual_regs_in_rtx): Likewise.
10812 * optabs.c (prepare_cmp_insn): Likewise.
10813 * recog.c (offsettable_address_addr_space_p): Likewise.
10814 * reload.c (find_reloads_address, form_sum)
10815 (find_reloads_subreg_address): Likewise.
10816 * reload1.c (init_reload, eliminate_regs_1)
10817 (eliminate_regs_in_insn): Likewise.
10818 * simplify-rtx.c (simplify_unary_operation_1)
10819 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
10820 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
10821 (vt_add_function_parameter): Likewise.
10823 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
10824 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
10825 * config/alpha/alpha.c (alpha_legitimize_address_1)
10826 (get_unaligned_address, alpha_expand_unaligned_load)
10827 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
10828 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
10829 (alpha_expand_builtin_establish_vms_condition_handler)
10830 (alpha_setup_incoming_varargs, emit_frame_store_1)
10831 (alpha_expand_prologue, alpha_expand_epilogue)
10832 (alpha_use_linkage): Likewise.
10833 * config/alpha/alpha.md: Likewise.
10835 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
10836 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
10837 (thumb_legitimize_address, arm_gen_load_multiple_1)
10838 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
10839 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
10840 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
10841 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
10842 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
10843 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
10844 (thumb_expand_movmemqi, arm_set_return_address)
10845 (thumb_set_return_address): Likewise.
10846 * config/arm/arm.md: Likewise.
10848 * config/avr/avr.c (avr_incoming_return_addr_rtx)
10849 (avr_prologue_setup_frame, expand_epilogue)
10850 (avr_const_address_lo16): Likewise.
10852 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
10853 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
10854 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
10855 (bfin_output_mi_thunk): Likewise.
10857 * config/c6x/c6x.c (c6x_initialize_trampoline)
10858 (c6x_output_mi_thunk): Likewise.
10860 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
10861 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
10863 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
10864 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
10865 (cris_emit_movem_store, cris_trampoline_init): Likewise.
10866 * config/cris/cris.md: Likewise.
10868 * config/darwin.c (machopic_indirect_data_reference)
10869 (machopic_legitimize_pic_address): Likewise.
10871 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
10872 (epiphany_expand_prologue, epiphany_expand_epilogue)
10873 (epiphany_trampoline_init): Likewise.
10874 * config/epiphany/epiphany.md: Likewise.
10876 * config/fr30/fr30.c (fr30_move_double): Likewise.
10878 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
10879 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
10880 (frv_index_memory, unspec_got_name, frv_find_base_term)
10881 (frv_output_dwarf_dtprel): Likewise.
10883 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
10884 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
10886 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
10887 * config/i386/i386.c (setup_incoming_varargs_64)
10888 (setup_incoming_varargs_ms_64, choose_baseaddr)
10889 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
10890 (ix86_emit_probe_stack_range, ix86_expand_prologue)
10891 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
10892 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
10893 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
10894 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
10895 (x86_output_mi_thunk): Likewise.
10896 * config/i386/i386.md: Likewise.
10898 * config/ia64/ia64.c (ia64_expand_load_address)
10899 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
10900 (do_spill, ia64_trampoline_init): Likewise.
10902 * config/iq2000/iq2000.c (iq2000_va_start)
10903 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
10904 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
10905 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
10907 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
10909 * config/m32c/m32c.c (m32c_return_addr_rtx)
10910 (m32c_expand_insv): Likewise.
10912 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
10913 (m32r_legitimize_pic_address, m32r_print_operand)
10914 (m32r_print_operand_address): Likewise.
10916 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
10917 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
10918 (EH_RETURN_HANDLER_RTX): Likewise.
10919 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
10920 (m68k_expand_epilogue, legitimize_pic_address)
10921 (m68k_output_mi_thunk): Likewise.
10922 * config/m68k/m68k.md: Likewise.
10924 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
10925 (mcore_expand_epilog): Likewise.
10926 * config/mcore/mcore.md: Likewise.
10928 * config/mep/mep.c (mep_allocate_initial_value)
10929 (mep_expand_prologue, mep_expand_epilogue): Likewise.
10931 * config/microblaze/microblaze.c (double_memory_operand)
10932 (microblaze_block_move_loop): Likewise.
10934 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
10935 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
10936 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
10937 (mips_expand_prologue, mips_epilogue_set_cfa)
10938 (mips_expand_epilogue): Likewise.
10939 * config/mips/mips.md: Likewise.
10941 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
10942 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
10944 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
10945 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
10947 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
10948 (EH_RETURN_HANDLER_RTX): Likewise.
10949 * config/moxie/moxie.c (moxie_static_chain): Likewise.
10951 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
10952 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
10953 (pa_return_addr_rtx, hppa_builtin_saveregs)
10954 (pa_trampoline_init): Likewise.
10955 * config/pa/pa.md: Likewise.
10957 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
10959 * config/picochip/picochip.c (picochip_static_chain): Likewise.
10961 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
10962 * config/rs6000/rs6000.c (rs6000_legitimize_address)
10963 (setup_incoming_varargs, print_operand, rs6000_return_addr)
10964 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
10965 (rs6000_emit_epilogue)
10966 (rs6000_machopic_legitimize_pic_address): Likewise.
10968 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
10970 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
10971 (DYNAMIC_CHAIN_ADDRESS): Likewise.
10972 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
10973 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
10974 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
10975 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
10976 (s390_emit_epilogue, s390_function_profiler): Likewise.
10977 * config/s390/s390.md: Likewise.
10979 * config/score/score.c (score_add_offset, score_prologue): Likewise.
10981 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
10982 (sh_output_mi_thunk): Likewise.
10983 * config/sh/sh.md: Likewise.
10985 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
10986 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
10987 * config/sparc/sparc.c (sparc_legitimize_pic_address)
10988 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
10989 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
10990 (emit_and_preserve): Likewise.
10991 * config/sparc/sparc.md: Likewise.
10993 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
10994 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
10995 (spu_setup_incoming_varargs, ea_load_store_inline)
10996 (spu_expand_load): Likewise.
10998 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
10999 (combine_bnp): Likewise.
11001 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
11002 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
11003 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
11005 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
11006 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
11007 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
11009 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
11010 * config/v850/v850.md: Likewise.
11012 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
11013 (EH_RETURN_HANDLER_RTX): Likewise.
11014 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
11015 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
11016 (print_operand_address, vax_trampoline_init): Likewise.
11018 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
11019 (xtensa_function_value_regno_p): Likewise.
11021 2012-05-04 Andrew Pinski <apinski@cavium.com>
11023 * expr.c (get_def_for_expr_class): New function.
11024 (convert_tree_comp_to_rtx): New function.
11025 (expand_cond_expr_using_cmove): New function.
11026 (expand_expr_real_2 <case COND_EXPR>): Call
11027 expand_cond_expr_using_cmove first and return if it succeeds.
11028 Remove the check for HAVE_conditional_move since we should have
11029 already converted it to a conditional move.
11030 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
11031 modes of DImode for 32bits and TImode.
11033 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
11036 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
11037 (print_md_ptr_loc, print_c_condition): Use them.
11038 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
11039 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
11040 attr_file, dfa_file, latency_file): New global variables.
11041 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
11042 write_upcase, write_indent, write_length_unit_log, write_test_expr,
11043 write_attr_get, write_insn_cases, write_eligible_delay,
11044 write_const_num_delay_slots): Accept FILE pointer and toss it around.
11045 Update all callers.
11046 (write_header, open_outfile, handle_arg): New funcions.
11047 (make_automaton_attrs): Write prototypes as extern to the output
11049 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
11050 names from the command line. Open the output files and write out
11051 internal functions for DFA functions to dfa_file_name, insn latency
11052 functions to latency_file_name, and everything else to attr_file.
11053 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
11054 (BACKEND): Build libbackend first.
11055 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
11056 (.PRECIOUS): Likewise.
11057 (insn-dfatab.o): New rule.
11058 (insn-latencytab.o): New rule.
11059 (simple_rtl_generated_c): Do not include insn-attrtab.c.
11060 (s-attrtab): New rule.
11062 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
11064 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
11065 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
11066 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
11067 * reorg.c (get_jump_flags): Do not set the removed flags.
11069 * doc/md.texi (attr_flag): Update for abovementioned changes.
11071 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
11074 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
11075 (TARGET_CMOV): Rename from TARGET_CMOVE.
11076 (TARGET_CMOVE): New define.
11077 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
11078 Do not set TARGET_CMOVE here.
11080 2012-05-04 Dodji Seketeli <dodji@redhat.com>
11082 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
11083 * opts.c (finish_options): Activate -Wunused-local-typedefs if
11084 -Wunused is activated.
11085 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
11087 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11089 * config/s390/s390.md (*movmem_short, *clrmem_short)
11090 (*cmpmem_short): Move the mode check from the insn condition to
11093 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
11095 PR tree-optimization/52633
11096 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
11097 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
11098 (vect_recog_over_widening_pattern): Remove handling of code that was
11099 already detected as over-widening pattern. Remove special handling
11100 of "unsigned" cases. Instead, support general case of conversion
11101 of the shift result to another type.
11103 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
11105 * tree-vect-patterns.c (vect_single_imm_use): New function.
11106 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
11107 (vect_recog_over_widening_pattern): Likewise.
11108 (vect_recog_widen_shift_pattern): Likewise.
11110 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
11112 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
11113 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
11114 (vect_recog_widen_mult_pattern): Likewise.
11115 (vect_operation_fits_smaller_type): Likewise.
11116 (vect_recog_over_widening_pattern): Likewise.
11117 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
11119 2012-05-04 Richard Guenther <rguenther@suse.de>
11122 * lto-wrapper.c (merge_and_complain): Complain about mismatches
11123 of -freg-struct-return and -fpcc-struct-return.
11124 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
11125 from the input file options and ignore those from the link
11128 2012-05-04 Richard Guenther <rguenther@suse.de>
11130 PR tree-optimization/53168
11131 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
11132 memory reads when the result is a constant we can pun.
11134 2012-05-04 Richard Guenther <rguenther@suse.de>
11136 * common.opt (flto-report): Do not mark as Optimization.
11138 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
11141 * recog.c (constrain_operands): If extra constraints are present, also
11142 accept pseudo-registers with equivalent memory locations during reload.
11144 2012-05-04 Olivier Hainque <hainque@adacore.com>
11146 * collect2.c (may_unlink_output_file): New global.
11147 (maybe_unlink): Honor it.
11148 * collect2.h: Add extern for it.
11149 * tlink.c (do_tlink): Set it to true if the link succeeded.
11151 2012-05-04 Olivier Hainque <hainque@adacore.com>
11153 * gcc.c (eval_spec_function): Finalize/restore the current string
11154 obstack state as part of the context push/pop operations.
11156 2012-05-04 Bin Cheng <bin.cheng@arm.com>
11158 PR rtl-optimization/52804
11159 * reload1.c (reload_reg_reaches_end_p): Check whether successor
11160 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
11161 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
11162 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
11163 RELOAD_FOR_OUTADDR_ADDRESS.
11165 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
11168 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
11169 for macro expansion.
11171 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11173 * flags.h (flag_permissive): Do not declare.
11174 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
11176 * toplev.c (flag_permissive): Do not define.
11177 * c-tree.h (system_header_p): Delete unused.
11179 2012-05-03 David S. Miller <davem@davemloft.net>
11182 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
11183 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
11184 (sparc_emit_float_lib_cmp): Likewise.
11186 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
11189 * config/rs6000/rs6000.md (bswapdi splitters): If
11190 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
11191 default) is used, generate an alternate sequence that does not
11192 depend on using indexed addressing.
11194 2012-05-03 Jason Merrill <jason@redhat.com>
11196 * gengtype.c (write_types): Fix warning message.
11197 (write_local): Likewise.
11199 2012-05-02 Jason Merrill <jason@redhat.com>
11201 * dwarf2out.c (struct external_ref, build_local_stub): New.
11202 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
11203 (optimize_external_refs, optimize_external_refs_1): New.
11204 (change_AT_die_ref): New.
11205 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
11206 (build_abbrev_table): Take the external refs hashtable.
11207 (output_comp_unit): Get it from optimize_external_refs and pass it in.
11209 2012-05-03 Jan Hubicka <jh@suse.cz>
11211 PR middle-end/53093
11212 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
11214 2012-05-03 Jan Hubicka <jh@suse.cz>
11216 PR middle-end/53106
11217 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
11219 2012-05-03 Jason Merrill <jason@redhat.com>
11221 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
11222 use_debug_types to discriminate the die_id union.
11223 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
11224 (build_abbrev_table, output_die): Likewise.
11225 (prune_unused_types_walk_attribs): Likewise.
11226 (generate_type_signature, copy_declaration_context): Set it.
11227 (remove_child_or_replace_with_skeleton): Set it.
11228 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
11229 check use_debug_types.
11230 (dwarf2out_finish): Do break_out_includes after .debug_types.
11232 2012-05-03 Jason Merrill <jason@redhat.com>
11234 * dwarf2out.c (modified_type_die): Use scope_die_for.
11235 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
11236 (uses_local_type_r, uses_local_type): New.
11237 (scope_die_for): Keep a type that uses a local type in local scope.
11238 Use get_context_die for namespace and type scope.
11240 2012-05-03 Jason Merrill <jason@redhat.com>
11242 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
11244 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
11245 (dwarf2out_finish): Likewise.
11247 2012-05-03 Martin Jambor <mjambor@suse.cz>
11249 * builtins.c (get_object_alignment_1): Return whether we can determine
11250 the alignment or conservatively assume byte alignment. Return the
11251 alignment by reference. Use get_pointer_alignment_1 for dereference
11253 (get_pointer_alignment_1): Return whether we can determine the
11254 alignment or conservatively assume byte alignment. Return the
11255 alignment by reference. Use get_ptr_info_alignment to get SSA name
11257 (get_object_alignment): Update call to get_object_alignment_1.
11258 (get_object_or_type_alignment): Likewise, fall back to type alignment
11259 only when it returned false.
11260 (get_pointer_alignment): Update call to get_pointer_alignment_1.
11261 * fold-const.c (get_pointer_modulus_and_residue): Update call to
11262 get_object_alignment_1.
11263 * ipa-prop.c (ipa_modify_call_arguments): Update call to
11264 get_pointer_alignment_1.
11265 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
11266 of MEM_REF or TARGET_MEM_REF only when it returns false.
11267 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
11268 get_object_alignment_1.
11269 (ccp_finalize): Use set_ptr_info_alignment.
11270 * tree.h (get_object_alignment_1): Update declaration.
11271 (get_pointer_alignment_1): Likewise.
11272 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
11273 (dump_gimple_stmt): Likewise.
11274 * tree-flow.h (ptr_info_def): Updated comments of fields align and
11276 (get_ptr_info_alignment): Declared.
11277 (mark_ptr_info_alignment_unknown): Likewise.
11278 (set_ptr_info_alignment): Likewise.
11279 (adjust_ptr_info_misalignment): Likewise.
11280 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
11281 and set alignment of SSA names.
11282 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
11283 mark_ptr_info_alignment_unknown.
11284 * tree-ssanames.c (get_ptr_info_alignment): New function.
11285 (mark_ptr_info_alignment_unknown): Likewise.
11286 (set_ptr_info_alignment): Likewise.
11287 (adjust_ptr_info_misalignment): Likewise.
11288 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
11289 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
11291 (bump_vector_ptr): Likewise.
11292 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
11293 (vectorizable_store): Likewise.
11294 (vectorizable_load): Likewise.
11296 2012-05-03 Michael Matz <matz@suse.de>
11298 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
11299 in front of basic_block_def.
11300 (struct basic_block_def): Make il.gimple the full struct, not a
11302 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
11304 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
11305 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
11306 NULL il.gimple, which can't happen anymore.
11307 * gimple.h (bb_seq): il.gimple can't be NULL.
11308 (bb_seq_add): Ditto.
11309 (set_bb_seq): Adjust.
11310 (gsi_start_bb, gsi_last_bb): Tidy.
11311 * lto-streamer-in.c (make_new_block): Don't zero members that
11312 are zeroed already, don't allocate a gimple_bb_info.
11313 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
11314 (remove_bb): Clear all il.gimple members.
11315 (gimple_verify_flow_info): Adjust for flat il.gimple.
11316 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
11318 * coretypes.h (const_gimple_seq): Remove typedef.
11319 * gimple.h (gimple_seq_first): Take gimple_seq.
11320 (gimple_seq_first_stmt): Ditto.
11321 (gimple_seq_last): Ditto.
11322 (gimple_seq_last_stmt): Ditto.
11323 (gimple_seq_empty_p): Ditto.
11325 2012-05-03 Richard Guenther <rguenther@suse.de>
11327 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
11329 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
11330 (compute_avail): Do not add possibly trapping operations to
11331 EXP_GEN if they might not be executed in the block.
11333 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
11335 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
11337 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
11339 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
11340 information as early as possible. Update dominance info instead of
11343 2012-05-03 Richard Guenther <rguenther@suse.de>
11345 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
11346 (union_contains_value): Remove.
11347 (vro_valid_in_sets): Likewise.
11348 (op_valid_in_sets): New function.
11349 (valid_in_sets): Use op_valid_in_sets.
11350 (insert_into_preds_of_block): Move dumping ...
11351 (do_regular_insertion): ... here.
11352 (do_partial_partial_insertion): ... and here. Dump that
11353 we've found a partial partial redundancy.
11354 (insert): Dump the current insert iteration.
11356 2012-05-03 Jakub Jelinek <jakub@redhat.com>
11359 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
11360 append program name to it and pass that as first argument
11361 to make_relative_prefix. Always pass standard_libexec_prefix
11362 as last argument to make_relative_prefix. If
11363 make_relative_prefix returns NULL, fall back to
11364 standard_libexec_prefix.
11367 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
11371 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
11372 mode, return that mode.
11375 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
11376 define __ATOMIC_HLE_* macros here.
11377 (ix86_target_macros): But here, using cpp_define_formatted.
11379 2012-05-03 Richard Guenther <rguenther@suse.de>
11381 PR tree-optimization/53144
11382 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
11384 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
11385 with SSA name values.
11386 (vn_reference_lookup_3): Adjust callers.
11388 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
11390 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
11391 has_fma4 for AMD processors with both fma3 and fma4 support.
11393 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
11396 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
11399 2012-05-03 Michael Matz <matz@suse.de>
11402 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
11403 (dse_enter_block): Properly iterate the whole sequence even
11404 if the last statement was removed.
11406 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
11408 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
11409 unset flag_jump_tables.
11410 * stmt.c (expand_case): Remove special flag_pic case conditional
11411 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
11413 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
11415 * common/config/s390/s390-common.c (s390_option_optimization_table):
11416 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
11417 default when optimizing.
11419 2012-05-02 Martin Jambor <mjambor@suse.cz>
11422 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
11423 of a variable when the contect is a function.
11425 2012-05-02 Michael Matz <matz@suse.de>
11427 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
11428 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
11429 (const_gimple_seq_node): Remove.
11430 (gimple_seq_node): Typedef as gimple.
11431 (struct gimple_statement_base): Add next and prev members,
11432 adjust all WORD markers in using structs.
11433 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
11434 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
11435 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
11436 gimple are the same.
11437 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
11438 gimple_seq, adjust.
11439 (gimple_init_singleton): New function.
11440 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
11441 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
11442 (gsi_stmt): Adjust.
11443 (gsi_stmt_ptr): Remove.
11444 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
11446 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
11447 again, adjust for above changes.
11448 (update_call_edge_frequencies): Adjust for above changes.
11449 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
11450 (gsi_insert_seq_nodes_after): Ditto.
11451 (gsi_split_seq_after): Ditto.
11452 (gsi_set_stmt): Ditto.
11453 (gsi_split_seq_before): Ditto.
11454 (gsi_remove): Ditto.
11455 (gsi_insert_seq_before_without_update): Don't free sequence.
11456 (gsi_insert_seq_after_without_update): Ditto.
11457 (gsi_replace): Assert some more invariants.
11458 (gsi_insert_before_without_update, gsi_insert_after_without_update):
11460 (gsi_for_stmt): Don't search for stmt.
11461 (gsi_insert_on_edge_immediate): Tidy.
11463 * gimple.c (gimple_alloc_k): Remove "sequences".
11464 (gimple_seq_cache): Remove.
11465 (gimple_alloc_stat): Make stmt a singleton sequence.
11466 (gimple_seq_alloc, gimple_seq_free): Remove.
11467 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
11468 (gimple_copy): Ditto.
11469 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
11470 create iterator from correct sequence.
11471 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
11473 2012-05-02 Michael Matz <matz@suse.de>
11475 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
11477 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
11478 sequence, lazily allocate it.
11479 (bb_seq_addr): New function.
11480 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
11481 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
11482 (gsi_none): New function.
11483 (gsi_start_bb): Adjust.
11484 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
11485 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
11486 (gsi_last_bb): Adjust.
11488 * tree-flow-inline.h (phi_nodes_ptr): New function.
11490 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
11491 datastructure and interface change.
11492 (gsi_insert_seq_before_without_update): Ditto.
11493 (gsi_insert_seq_nodes_after): Ditto.
11494 (gsi_insert_seq_after_without_update): Ditto.
11495 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
11496 (gsi_split_seq_before): Ditto.
11497 (gsi_start_phis): Adjust.
11498 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
11499 (vect_transform_loop): Ditto.
11500 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
11501 gimple_seq_copy): Don't use gimple_seq_alloc.
11502 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
11503 (gimplify_seq_add_seq): Ditto.
11504 * lto-streamer-in.c (make_new_block): Ditto.
11505 * tree-cfg.c (create_bb): Ditto.
11506 * tree-sra.c (initialize_parameter_reductions): Ditto.
11508 2012-05-02 Michael Matz <matz@suse.de>
11510 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
11511 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
11512 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
11513 set_bb_seq): Move down to after gimple_statement_d definition.
11515 2012-05-02 Michael Matz <matz@suse.de>
11517 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
11518 gsi_replace_with_seq, instead of inserting itself.
11519 * gimple-iterator.c (gsi_replace_with_seq): New function.
11520 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
11521 iterator instead of statement, advance it.
11522 (ssa_forward_propagate_and_combine): Adjust call to above.
11524 2012-05-02 Michael Matz <matz@suse.de>
11526 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
11528 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
11529 * tree-nested.c (walk_gimple_omp_for): Ditto.
11530 * trans-mem.c (lower_transaction): Ditto.
11531 * tree-eh.c (do_return_redirection): Ditto.
11532 (do_goto_redirection): Ditto.
11533 (lower_try_finally_switch): Ditto.
11534 * gimplify.c (gimplify_stmt): Ditto.
11535 (gimplify_scan_omp_clauses): Ditto.
11536 (gimplify_omp_for): Ditto.
11537 (gimplify_function_tree): Ditto.
11538 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
11539 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
11540 (mf_build_check_statement_for): Ditto.
11541 (mx_register_decls): Ditto.
11542 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
11543 and don't use itertors to append.
11544 (insert_stmts): Ditto.
11545 (insert_out_of_ssa_copy): Ditto.
11546 (insert_out_of_ssa_copy_on_edge): Ditto.
11548 2012-05-02 Michael Matz <matz@suse.de>
11550 * gimple.h (gimple_bind_body_ptr): New function.
11551 (gimple_bind_body): Use it.
11552 (gimple_catch_handler): Use gimple_catch_handler_ptr.
11553 (gimple_eh_filter_failure_ptr): New function.
11554 (gimple_eh_filter_failure): Use it.
11555 (gimple_eh_else_n_body_ptr): New function.
11556 (gimple_eh_else_n_body): Use it.
11557 (gimple_eh_else_e_body_ptr): New function.
11558 (gimple_eh_else_e_body): Use it.
11559 (gimple_try_eval_ptr): New function.
11560 (gimple_try_eval): Use it.
11561 (gimple_try_cleanup_ptr): New function.
11562 (gimple_try_cleanup): Use it.
11563 (gimple_wce_cleanup_ptr): New function.
11564 (gimple_wce_cleanup): Use it.
11565 (gimple_omp_body_ptr): New function.
11566 (gimple_omp_body): Use it.
11567 (gimple_omp_for_pre_body_ptr): New function.
11568 (gimple_omp_for_pre_body): Use it.
11569 (gimple_transaction_body_ptr): New function.
11570 (gimple_transaction_body): Use it.
11571 (gsi_split_seq_before): Adjust to return nothing and take pointer
11573 (gsi_set_stmt): Declare.
11574 (gsi_replace_with_seq): Declare.
11575 (walk_gimple_seq_mod): Declare.
11576 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
11578 * gimple-iterator.c (gsi_set_stmt): New function.
11579 (gsi_split_seq_before): Return new sequence via pointer argument.
11580 (gsi_replace): Use gsi_set_stmt.
11582 * tree-ssa-loop-im.c (move_computations_stmt): First remove
11584 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
11585 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
11587 (reserve_phi_args_for_new_edge): Change call to above,
11590 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
11591 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
11592 iterators. Adjust call to lower_omp.
11593 (lower_lastprivate_clauses): Adjust call to lower_omp.
11594 (lower_reduction_clauses): Ditto.
11595 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
11596 (lower_omp_sections): Don't explicitely count sequence length,
11597 nullify lowered bodies earlier, ensure stmts are part of only
11598 one sequence, adjust call to lower_omp.
11599 (lower_omp_single): Ensure stmts are part of only one sequence,
11600 adjust call to lower_omp.
11601 (lower_omp_master): Ditto.
11602 (lower_omp_ordered): Ditto.
11603 (lower_omp_critical): Ditto.
11604 (lower_omp_for): Ditto.
11605 (lower_omp_taskreg): Ditto, tidy.
11606 (lower_omp_1): Adjust calls to lower_omp.
11607 (execute_lower_omp): Ditto.
11608 (lower_omp): Adjust to take pointer to sequence.
11609 (diagnose_sb_2): Use walk_gimple_seq_mod.
11610 (diagnose_omp_structured_block_errors): Ditto and set possibly
11611 changed function body.
11612 * gimple-low.c (lower_function_body): Set function body after
11614 (lower_sequence): Adjust to take pointer to sequence.
11615 (lower_omp_directive): Ensure stmt isn't put twice into the
11616 sequence, adjust call to lower_sequence.
11617 (lower_stmt): Adjust calls to lower_sequence.
11618 (lower_gimple_bind): Ditto.
11619 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
11620 * tree-nested.c (walk_body): Take pointer to sequence, use
11621 walk_gimple_seq_mod.
11622 (walk_function): Adjust call to walk_body, set possibly changed body.
11623 (walk_gimple_omp_for): Adjust calls to walk_body.
11624 (convert_nonlocal_omp_clauses): Ditto.
11625 (convert_nonlocal_reference_stmt): Ditto.
11626 (convert_local_omp_clauses): Ditto.
11627 (convert_local_reference_stmt): Ditto.
11628 (convert_tramp_reference_stmt): Ditto.
11629 (convert_gimple_call): Ditto.
11630 (convert_nl_goto_reference): Use local iterator copy.
11631 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
11632 but taking pointer to sequence, ensure gsi_start is called with
11634 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
11635 asserting that the sequence head didn't change.
11636 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
11637 walk_gimple_seq_mod.
11638 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
11639 (execute_lower_tm): Ditto, and set possibly changed body.
11640 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
11641 call gsi_start with that lvalue.
11642 (replace_goto_queue_stmt_list): Ditto.
11643 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
11644 (replace_goto_queue): Ditto.
11645 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
11646 (lower_try_finally_onedest): Ditto.
11647 (lower_try_finally_copy): Ditto.
11648 (lower_try_finally_switch): Ditto.
11649 (lower_try_finally): Ditto.
11650 (lower_eh_filter): Ditto.
11651 (lower_eh_must_not_throw): Ditto.
11652 (lower_cleanup): Ditto.
11653 (lower_eh_constructs_2): Ditto.
11654 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
11655 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
11656 set possibly changed body.
11657 (optimize_double_finally): Call gsi_start with lvalue.
11659 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
11660 (gimple_split_block): Ditto.
11661 (gimple_merge_blocks): Use gsi_start_phis.
11662 (move_stmt_r): Use walk_gimple_seq_mod.
11663 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
11664 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
11665 (rebuild_cgraph_edges): Ditto.
11666 (cgraph_rebuild_references): Ditto.
11667 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
11668 * tree-inline.c (copy_phis_for_bb): Ditto.
11669 * tree-ssa-dce.c: Ditto.
11671 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
11673 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
11674 Andi Kleen <ak@linux.intel.com>
11676 * coretypes.h (MEMMODEL_MASK): New.
11677 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
11678 and return new variable.
11679 (expand_builtin_atomic_exchange): Mask memmodel values.
11680 (expand_builtin_atomic_compare_exchange): Ditto.
11681 (expand_builtin_atomic_load): Ditto.
11682 (expand_builtin_atomic_store): Ditto.
11683 (expand_builtin_atomic_clear): Ditto.
11684 * doc/extend.texi: Mention port-dependent memory model flags.
11685 * config/i386/cpuid.h (bit_HLE): New.
11686 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
11688 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
11689 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
11690 (ix86_target_string)<-mhle>: New.
11691 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
11692 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
11693 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
11694 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
11695 enabled for generic, generic64 and core-avx2.
11696 (ix86_print_operand): Generate HLE lock prefixes.
11697 (ix86_memmodel_check): New.
11698 (TARGET_MEMMODEL_CHECK): Ditto.
11699 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
11700 (IX86_HLE_ACQUIRE): Ditto.
11701 (IX86_HLE_RELEASE): Ditto.
11702 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
11703 * config/i386/i386.opt (mhle): Ditto.
11704 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
11705 success model to instruction emitter.
11706 (atomic_fetch_add<mode>): Ditto.
11707 (atomic_exchange<mode>): Ditto.
11708 (atomic_add<mode>): Ditto.
11709 (atomic_sub<mode>): Ditto.
11710 (atomic_<code><mode>): Ditto.
11711 (*atomic_compare_and_swap_doubledi_pic): Ditto.
11712 (atomic_compare_and_swap_single<mode>): Define and use argument
11714 (atomic_compare_and_swap_double<mode>): Ditto.
11715 * configure.ac: Check if assembler support HLE prefixes.
11716 * configure: Regenerate.
11717 * config.in: Ditto.
11719 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
11721 PR middle-end/53153
11722 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
11724 (gimplify_switch_expr): ... here.
11725 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
11726 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
11727 to clean up case labels with values outside the index type range.
11728 (simplify_gimple_switch): Call it if something changed.
11729 Remove strange and unnecessary assert.
11731 2012-05-02 Richard Guenther <rguenther@suse.de>
11733 * fold-const.c (div_if_zero_remainder): sizetypes no longer
11735 (int_const_binop_1): New worker for int_const_binop with
11736 overflowable parameter. Pass it through to force_fit_type_double.
11737 (int_const_binop): Wrap around int_const_binop_1 with overflowable
11739 (size_binop_loc): Call int_const_binop_1 with overflowable equal
11740 to minus one, forcing overflow detection for even unsigned types.
11741 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
11742 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
11743 * stor-layout.c (initialize_sizetypes): sizetypes no longer
11745 (layout_type): For zero-sized arrays ignore overflow on the
11747 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
11748 (bit_value_binop_1): Likewise.
11749 * tree.c (double_int_to_tree): Likewise.
11750 (double_int_fits_to_tree_p): Likewise.
11751 (force_fit_type_double): Likewise.
11752 (host_integerp): Likewise.
11753 (int_fits_type_p): Likewise.
11754 * varasm.c (output_constructor_regular_field): Sign-extend the
11755 field-offset to cater for negative offsets produced by the Ada
11757 * omp-low.c (extract_omp_for_data): Convert the loop step to
11758 signed for pointer adjustments.
11760 2012-05-02 Richard Guenther <rguenther@suse.de>
11762 * tree.c (valid_constant_size_p): New function.
11763 * tree.h (valid_constant_size_p): Declare.
11764 * cfgexpand.c (expand_one_var): Adjust check for too large
11765 variables by using valid_constant_size_p.
11766 * varasm.c (assemble_variable): Likewise.
11768 * c-decl.c (grokdeclarator): Properly check for sizes that
11769 cover more than half of the address-space.
11771 2012-05-02 Jakub Jelinek <jakub@redhat.com>
11773 PR tree-optimization/53163
11774 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
11775 return value from compute_all_dependences.
11777 PR rtl-optimization/53160
11778 * ree.c (combine_reaching_defs): Handle the case where cand->insn
11779 has been modified by ree pass already.
11781 2012-05-01 Ian Lance Taylor <iant@google.com>
11784 * c-decl.c (build_compound_literal): Make the decl readonly if it
11785 an array of a readonly type.
11786 * gimplify.c (gimplify_compound_literal_expr): Add fallback
11787 parameter. Change all callers. If the decl is not addressable
11788 and is not an l-value, make it readonly.
11790 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
11792 * ira.c (allocated_reg_info_size): New static variable.
11793 (expand_reg_info): Manage it. Call
11794 setup_preferred_alternate_classes_for_new_pseudos.
11795 (ira): Don't do it here. Remove local allocated_reg_info_size,
11796 set the global before calling find_moveable_pseudos.
11797 (find_moveable_pseudos): Call expand_reg_info rather than
11800 2012-05-01 Richard Henderson <rth@redhat.com>
11802 * common.opt (fsync-libcalls): New.
11803 * doc/invoke.texi: Document it.
11804 * optabs.c (init_sync_libfuncs): Honor it.
11806 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11807 Richard Sandiford <r.sandiford@uk.ibm.com>
11809 PR rtl-optimization/52543
11810 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
11812 * lower-subreg.h: New file.
11813 * target-globals.h (this_target_lower_subreg): Declare.
11814 (target_globals): Add lower_subreg;
11815 (restore_target_globals): Restore this_target_lower_subreg.
11816 * target-globals.c: Include it.
11817 (default_target_globals): Add default_target_lower_subreg.
11818 (save_target_globals): Initialize target_lower_subreg.
11819 * rtl.h (init_lower_subreg): Added declaration.
11820 * toplev.c (backend_init_target): Call initializer for lower-subreg
11822 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
11823 (default_target_lower_subreg): New variable.
11824 (this_target_lower_subreg): Likewise.
11825 (twice_word_mode, choices): New macros.
11826 (shift_cost, compute_splitting_shift, compute_costs)
11827 (init_lower_subreg): New functions.
11828 (resolve_simple_move): Add speed_p argument. Check choices.
11829 (find_pseudo_copy): Don't check the mode size here.
11830 (resolve_simple_move): Assert the mode size.
11831 (find_decomposable_shift_zext): Add speed_p argument and return
11832 a bool. Check choices.
11833 (resolve_shift_zext): Add comment.
11834 (dump_shift_choices, dump_choices): New functions.
11835 (decompose_multiword_subregs): Dump list of profitable
11836 transformations. Add code to skip non profitable transformations.
11837 Update calls to simple_move and find_decomposable_shift_zext.
11839 2012-05-01 Ian Bolton <ian.bolton@arm.com>
11840 Sameera Deshpande <sameera.deshpande@arm.com>
11841 Greta Yorsh <greta.yorsh@arm.com>
11843 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
11844 (thumb1_unexpanded_epilogue): ...this.
11845 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
11846 (thumb1_unexpanded_epilogue): ...this.
11847 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
11848 (thumb1_unexpanded_epilogue): ...this.
11850 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
11852 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
11853 comparing enumeration values. Update comments.
11855 2012-05-01 Alan Modra <amodra@gmail.com>
11858 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
11859 load_cr_save, add_crlr_cfa_restore): New functions.
11860 (rs6000_restore_saved_cr): Rename to..
11861 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
11862 (rs6000_emit_epilogue): Use new functions. Adjust condition
11863 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
11864 regs when using out-of-line restore only when shrink wrapping.
11866 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
11868 PR middle-end/53136
11869 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
11870 calls to cgraph_node_name in xstrdup.
11871 (ipa_make_edge_direct_to_target): Ditto.
11872 * cgraph.c (dump_cgraph_node): Ditto.
11873 * tree-sra.c (convert_callers_for_node): Ditto.
11874 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
11875 * ipa-cp.c (perhaps_add_new_callers): Ditto.
11876 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
11877 (cgraph_materialize_all_clones): Ditto.
11878 * ipa-inline.c (report_inline_failed_reason): Ditto.
11879 (want_early_inline_function_p): Ditto.
11880 (edge_badness): Ditto.
11881 (update_edge_key): Ditto.
11882 (flatten_function): Ditto.
11883 (ipa_inline): Ditto.
11884 (inline_always_inline_functions): Ditto.
11885 (early_inline_small_functions): Ditto.
11887 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
11890 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
11891 constraints 0 and 1.
11893 012-04-30 Jan Hubicka <jh@suse.cz>
11895 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
11896 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
11897 (cgraph_add_to_same_comdat_group): Remove.
11898 (cgraph_add_asm_node): Move to cgraphunit.c.
11899 (cgraph_make_decl_local): Move to symtab.c
11900 (cgraph_make_node_local_1): Update.
11901 (cgraph_can_remove_if_no_direct_calls_and): Update.
11902 (used_from_object_file_p): Update.
11903 (resolution_used_from_other_file_p): Move to symtab.c
11904 (cgraph_used_from_object_file_p): move to symtab.c
11905 (verify_cgraph_node): Verify same comdat groups.
11906 * cgraph.h (cgraph_asm_node): Rename to ...
11907 (asm_node): ... this one.
11908 (cgraph_asm_nodes): Rename to ...
11909 (asm_nodes): ... this one.
11910 (symtab_add_to_same_comdat_group): New function.
11911 (symtab_dissolve_same_comdat_group_list): New function.
11912 (symtab_used_from_object_file_p): Declare.
11913 (symtab_make_decl_local): Declare.
11914 (cgraph_add_to_same_comdat_group): Remove.
11915 (cgraph_add_asm_node): Remove.
11916 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
11918 (cgraph_finalize_compilation_unit): Rename to ...
11919 (finalize_compilation_unit): ... this one.
11920 (cgraph_optimize): Rename to ....
11921 (compile): ... this one.
11922 (add_asm_node): Declare.
11923 (fixup_same_cpp_alias_visibility): Declare.
11924 (cgraph_make_decl_local): Remove.
11925 (varpool_assemble_pending_decls): Rename to ...
11926 (varpool_output_variables): ... this one.
11927 (varpool_remove_unreferenced_decls): Remove.
11928 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
11929 (preserve_function_body_p): Make static.
11930 * toplev.c (compile_file): Update comments; update.
11931 * cgraphunit.c: Update comments.
11932 (cgraph_expand_all_functions): Rename to ...
11933 (expand_all_functions): ... this one; update.
11934 (cgraph_mark_functions_to_output): Rename to ...
11935 (mark_functions_to_output): ... this one; cleanup.
11936 (cgraph_output_pending_asms): Remove prototype.
11937 (asm_nodes, asm_last_node): New static vars.
11938 (cgraph_process_new_functions): Update.
11939 (cgraph_reset_node): Cleanup; add comment.
11940 (cgraph_add_new_function): Update.
11941 (cgraph_output_pending_asms): Rename to ...
11942 (output_asm_statements): ... this one.
11943 (add_asm_node): New function.
11944 (fixup_same_cpp_alias_visibility): New function based on code
11945 in cgraph_analyze_function.
11946 (cgraph_analyze_function): Use it.
11947 (cgraph_order_sort): Update.
11948 (cgraph_output_in_order): Update.
11949 (cgraph_function_versioning): Update.
11950 (cgraph_optimize): Rename to ...
11951 (compile): ... this one; initialize streamer hooks here.
11952 (cgraph_finalize_compilation_unit): Rename to ...
11953 (finalize_compilation_unit): ... this one; do not initialize streamer
11955 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
11956 * dwarf2out.c: Update ocmment.
11957 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
11958 * method.c (use_thunk): Likewise.
11959 * semantics.c (maybe_add_lambda_conv_op): Likewise.
11960 * decl2.c (maybe_emit_vtables): Likewise.
11961 (cp_write_global_declarations): Use finalize_compilation_unit.
11962 * parser.c (cp_parser_asm_definition): Use add_asm_node.
11963 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
11964 * c-decl.c (c_write_global_declarations): Use
11965 finalize_compilation_unit.
11966 * langhooks.c (write_global_declarations): Update.
11967 * ipa.c (cgraph_externally_visible_p): Update.
11968 (dissolve_same_comdat_group_list): Remove.
11969 (function_and_variable_visibility): Update.
11970 * symtab.c: Inlcude lto-streamer.h and rtl.h
11971 (ld_plugin_symbol_resolution_names): New.
11972 (symtab_add_to_same_comdat_group): New.
11973 (symtab_dissolve_same_comdat_group_list): New.
11974 (resolution_used_from_other_file_p): Move here from cgraph.c
11975 (symtab_used_from_object_file_p): New.
11976 (symtab_make_decl_local): New.
11977 * passes.c (register_pass): Update comments.
11978 * c-parser.c (c_parser_asm_definition): Update.
11979 * varpool.c (varpool_analyze_node): Use
11980 fixup_same_cpp_alias_visibility.
11981 (varpool_remove_unreferenced_decls): Make static.
11982 (varpool_assemble_pending_decls): Rename to ...
11983 (varpool_output_variables): ... this one; call
11984 varpool_remove_unreferenced_decls.
11985 (varpool_used_from_object_file_p): Remove.
11987 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
11990 * c-typeck.c (build_array_ref): Call
11991 convert_vector_to_pointer_for_subscript.
11992 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
11994 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
11996 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
11997 to compile-time "mode == <MODE>mode" checks.
11998 (and splitter): Ditto.
12000 2012-04-30 Richard Henderson <rth@redhat.com>
12002 * config/arm/arm.md (UNSPEC_LL): New.
12003 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
12004 (arm_load_exclusivedi): Use %H0.
12006 2012-04-30 Jason Merrill <jason@redhat.com>
12008 * dwarf2out.c (comdat_symbol_id): Add const.
12009 (union die_symbol_or_type_node): Add const to die_symbol.
12010 (output_die_symbol, output_die, output_comp_unit): Adjust.
12012 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
12014 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
12015 * config/arm/neon.md (negdi2_neon): New insn.
12016 Also add splitters for core and NEON registers.
12018 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
12020 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
12021 (arm_print_operand): Add 'x' format.
12022 * config/arm/constraints.md (Dn): Allow const_int.
12023 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
12024 Use 'x' format to print constants.
12025 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
12026 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
12028 (movdi_vfp_cortexa8): Likewise.
12030 2012-04-30 Ian Bolton <ian.bolton@arm.com>
12031 Sameera Deshpande <sameera.deshpande@arm.com>
12032 Greta Yorsh <greta.yorsh@arm.com>
12034 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
12035 * config/arm/arm.c (ldm_stm_operation_p): New function.
12036 * config/arm/predicates.md (load_multiple_operation): Update predicate.
12037 (store_multiple_operation): Likewise.
12039 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
12040 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
12041 * config/arm/predicates.md (load_multiple_operation): Add arguments.
12042 (store_multiple_operation): Likewise.
12044 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
12046 * config/i386/i386.md (and<mode>3): Expand masking operations with
12047 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
12048 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
12050 2012-04-30 Dodji Seketeli <dodji@redhat.com>
12052 Add -Wvarargs option
12053 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
12054 argument for the various warning_at calls.
12055 * docs/invoke.texi: Update the documentation.
12057 2012-04-30 Dodji Seketeli <dodji@redhat.com>
12059 Switch -ftrack-macro-expansion=2 on by default.
12060 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
12063 Fix va_start related location
12064 * builtins.c (fold_builtin_next_arg): Unwinds to the first
12065 location in real source code.
12067 Make conversion warnings work on NULL with -ftrack-macro-expansion
12068 * input.h (expansion_point_location_if_in_system_header): Declare
12070 * input.c (expansion_point_location_if_in_system_header): Define it.
12072 Fix -Wuninitialized for -ftrack-macro-expansion
12073 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
12074 declaration. Use linemap_location_before_p for source locations.
12076 Strip "<built-in>" loc from displayed expansion context
12077 * input.c (expand_location_1): When expanding to spelling location
12078 in a context of a macro expansion, skip reserved system header
12079 locations. Update comments. * tree-diagnostic.c
12080 (maybe_unwind_expanded_macro_loc): Likewise.
12082 Make expand_location resolve to locus in main source file
12083 * input.c (expand_location_1): New. Takes a parameter to choose
12084 whether to resolve the location to spelling or expansion point.
12085 Was factorized from ...
12086 (expand_location): ... here.
12087 (expand_location_to_spelling_point): New. Implemented in terms of
12089 * diagnostic.c (diagnostic_build_prefix): Use the new
12090 expand_location_to_spelling_point instead of expand_location.
12092 Fix PCH crash on GTYed pointer-to-scalar field of a struct
12093 * gengtype.c (write_types_process_field): Force second argument of
12094 the call to the PCH object hierarchy walker to be 'x'.
12096 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
12098 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
12099 predicate to discriminate types.
12101 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
12103 * doc/invoke.texi (Wmissing-format-attribute): Document as an
12104 alias of Wsuggest-attribute=format.
12105 * c-typeck.c (convert_for_assignment): Replace
12106 Wmissing-format-attribute with Wsuggest-attribute=format.
12107 (digest_init): Likewise.
12109 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
12111 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
12112 * common.opt (Wmissing-noreturn): Alias of
12113 -Wsuggest-attribute=noreturn.
12115 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
12118 * config/cris/cris.md (andqu): New peephole2.
12119 (andu): Tweak head comment.
12121 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
12122 Steven Bosscher <steven@gcc.gnu.org>
12123 Maxim Kuvyrkov <maxim@codesourcery.com>
12125 PR tree-optimization/38785
12126 * common.opt (ftree-partial-pre): New option.
12127 * doc/invoke.texi: Document it.
12128 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
12129 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
12130 benefit speed path.
12131 (execute_pre): Use flag_tree_partial_pre.
12133 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12136 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
12139 2012-04-27 Ollie Wild <aaw@google.com>
12141 * doc/invoke.texi (Wliteral-suffix): Document new option.
12143 2012-04-27 Tom Tromey <tromey@redhat.com>
12145 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
12146 (dwarf_tag_name): Use get_DW_TAG_name.
12147 (dwarf_attr_name): Use get_DW_AT_name.
12148 (dwarf_form_name): Use get_DW_FORM_name.
12149 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
12151 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
12153 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
12154 arguments are -1 and 0, by negating the result of the conditional.
12156 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
12159 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
12161 2012-04-27 Richard Guenther <rguenther@suse.de>
12163 * tree-flow.h (is_hidden_global_store): Remove.
12164 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
12165 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
12166 (stmt_may_clobber_global_p): Likewise.
12167 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
12168 (stmt_may_clobber_global_p): Likewise.
12169 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
12170 stmt_may_clobber_global_p.
12171 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
12173 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
12175 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
12178 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
12179 reorganize some fields and update comments. Rename bit_test_uniq
12180 and bit_test_count to uniq resp. count. Remove bit_test_bb.
12181 (collect_switch_conv_info): New function, collects info about a
12182 GIMPLE_SWITCH into a struct switch_conv_info.
12183 (check_range): Simplify to use pre-recorded info. Fix think-o in
12184 range-branch ratio check.
12185 (check_process_case): Remove function.
12186 (check_all_empty_except_final): New function, verifies that all
12187 non-final basic blocks are empty.
12188 (process_switch): Simplify to use pre-recorded info. Call
12189 collect_switch_conv_info to do that. Assert that degenerate switch
12190 statements have been cleaned up.
12192 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
12194 PR middle-end/27139
12195 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
12197 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
12200 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
12202 2012-04-27 Tom de Vries <tom@codesourcery.com>
12204 PR tree-optimization/51879
12205 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
12206 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
12208 (defs_to_varying): ... here. Don't set use_processed.
12209 (visit_reference_op_call): Handle gimple_vdef.
12210 Handle case that lhs is NULL_TREE.
12211 (visit_use): Use mark_use_processed. Handle calls with side-effect
12212 using visit_reference_op_call.
12214 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
12216 * sched-deps.c (fixup_sched_groups): Rename to...
12217 (chain_to_prev_insn): ...this.
12218 (chain_to_prev_insn_p): New function.
12219 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
12221 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
12223 * sched-int.h (_haifa_insn_data): Move priority_status.
12225 (INSN_MODEL_INDEX): New macro.
12226 * haifa-sched.c (insn_delay): New function.
12227 (sched_regno_pressure_class): Update commentary.
12228 (mark_regno_birth_or_death): Pass the liveness bitmap and
12229 pressure array as arguments, instead of using curr_reg_live and
12230 curr_reg_pressure. Only update the pressure if the bit in the
12231 liveness set has changed.
12232 (initiate_reg_pressure_info): Always trust the live-in set for
12233 SCHED_PRESSURE_MODEL.
12234 (initiate_bb_reg_pressure_info): Update call to
12235 mark_regno_birth_or_death.
12236 (dep_list_size): Take the list as argument.
12237 (calculate_reg_deaths): New function, extracted from...
12238 (setup_insn_reg_pressure_info): ...here.
12239 (MODEL_BAR): New macro.
12240 (model_pressure_data, model_insn_info, model_pressure_limit)
12241 (model_pressure_group): New structures.
12242 (model_schedule, model_worklist, model_insns, model_num_insns)
12243 (model_curr_point, model_before_pressure, model_next_priority):
12245 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
12246 (MODEL_INSN_INFO, MODEL_INSN): New macros.
12247 (model_index, model_update_limit_points_in_group): New functions.
12248 (model_update_limit_points, model_last_use_except): Likewise.
12249 (model_start_update_pressure, model_update_pressure): Likewise.
12250 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
12251 (model_excess_cost, model_dump_pressure_points): Likewise.
12252 (model_set_excess_costs): Likewise.
12253 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
12254 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
12255 schedule as an alternative tie-breaker. Update the call to
12257 (ready_sort): Call model_set_excess_costs.
12258 (update_register_pressure): Update call to mark_regno_birth_or_death.
12259 Rely on that function to check liveness rather than doing it here.
12260 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
12261 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
12262 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
12263 (model_record_pressure, model_record_pressures): New functions.
12264 (model_record_final_pressures, model_add_successors_to_worklist)
12265 (model_promote_predecessors, model_choose_insn): Likewise.
12266 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
12267 (model_start_schedule, model_finalize_pressure_group): Likewise.
12268 (model_end_schedule): Likewise.
12269 (schedule_insn): Say when we're scheduling the next instruction
12270 in the model schedule.
12271 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
12272 (queue_to_ready): Do not add instructions that are
12273 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
12274 Always allow the next instruction in the model schedule to be added.
12275 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
12276 and delay for SCHED_PRESSURE_MODEL too.
12277 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
12278 SCHED_PRIORITY_MODEL, but also take the DFA into account.
12279 (schedule_block): Call model_start_schedule and model_end_schedule.
12280 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
12281 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
12282 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
12284 (sched_finish): Update accordingly.
12285 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
12286 to SCHED_PRESSURE_MODEL.
12287 (add_jump_dependencies): Update call to dep_list_size.
12288 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
12289 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
12290 to SCHED_PRESSURE_MODEL.
12291 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
12292 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
12293 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
12294 handling to SCHED_PRESSURE_MODEL.
12296 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
12298 * common.opt (fsched-pressure-algorithm=): New option.
12299 * flag-types.h (sched_pressure_algorithm): New enum.
12300 * sched-int.h (sched_pressure_p): Replace with...
12301 (sched_pressure): ...this new variable.
12302 * haifa-sched.c (sched_pressure_p): Replace with...
12303 (sched_pressure): ...this new variable.
12304 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
12305 (update_reg_and_insn_max_reg_pressure, schedule_insn)
12306 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
12307 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
12308 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
12309 (sched_analyze_insn): Likewise.
12310 * sched-rgn.c (schedule_region): Likewise.
12311 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
12313 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
12315 * PR middle-end/52997
12316 * ira.c (find_moveable_pseudos): Call resize_reg_info.
12318 PR middle-end/52940
12319 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
12320 * expr.c (convert_move): Honor unsignedp when extending partial int
12322 * genmodes.c (complete_mode): Don't clear component field of partial
12324 (emit_mode_inner): Don't emit it however.
12325 (calc_wider_mode): Partial int modes widen to their component.
12327 2012-04-26 David S. Miller <davem@davemloft.net>
12329 * config/sparc/niagara4.md: New file.
12330 * config/sparc/sparc.md: Include it.
12331 * config/sparc/sparc.c (niagara4_costs): New processor costs.
12332 (sparc_option_override): Use it.
12333 (sparc_use_sched_lookahead): Return 2 for niagara4.
12334 (sparc_issue_rate): Likewise.
12336 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
12337 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
12338 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
12339 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
12340 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
12341 alignaddrldi_vis): Set type to gsr.
12342 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
12343 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
12344 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
12345 v<vis3_shift_patname><mode>3, fmean16_vis,
12346 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
12347 fucmp<code>8<P:mode>_vis): Set type to fga.
12348 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
12349 * config/sparc/niagara.md: Likewise.
12350 * config/sparc/niagara2.md: Likewise.
12351 * config/sparc/ultra3.md: Likewise, and fix type matching for
12352 us3_ialuX reservation.
12354 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12356 * reload.c (find_reloads): Change the loop nesting when trying an
12357 alternative with swapped operands.
12359 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
12361 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
12362 comment. Delete unused parameter first_exp_point_map.
12363 (virt_loc_aware_diagnostic_finalizer): Update call.
12365 2012-04-26 Michael Hope <michael.hope@linaro.org>
12366 Richard Earnshaw <rearnsha@arm.com>
12368 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
12369 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
12370 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
12371 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
12373 2012-04-25 Sriraman Tallam <tmsriram@google.com>
12375 * doc/extend.texi: Document avx2 support.
12376 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
12378 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
12381 * config/cris/cris.md ("*andhi_lowpart_v32")
12382 ("*andqi_lowpart_v32"): Change first input-only operand from
12383 a (match_operand ...) to (match_dup 0). Drop alternatives with
12384 const_int-matching constraints for redundancy.
12385 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
12386 three-operand alternative.
12388 2012-04-25 Jakub Jelinek <jakub@redhat.com>
12391 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
12392 instead expand it as zero extension.
12394 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
12397 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
12399 2012-04-25 Jakub Jelinek <jakub@redhat.com>
12401 * common.opt (flag_debug_types_section): Default to 0.
12402 (dwarf_version): Default to 4.
12403 (dwarf_record_gcc_switches): Default to 1.
12404 (dwarf_strict): Default to 0.
12405 * toplev.c (process_options): Don't handle dwarf_strict
12406 or dwarf_version here.
12407 * config/vxworks.c (vxworks_override_options): Don't
12408 test whether dwarf_strict or dwarf_version are negative,
12409 instead test !global_options_set.x_dwarf_*.
12410 * config/darwin.c (darwin_override_options): Default to
12412 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
12413 and -fno-debug-types-section are now the default.
12415 2012-04-25 Jan Hubicka <jh@suse.cz>
12417 * cgraphunit.c: Update toplevel comment.
12418 (tree_rest_of_compilation): Merge into cgraph_expand_function.
12419 (cgraph_analyze_function): Make static.
12420 (cgraph_decide_is_function_needed): Make static.
12421 (cgraph_add_new_function): Use expand_function instead of
12422 rest_of_compilation.
12423 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
12424 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
12426 (cgraph_inline_p): Remove.
12427 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
12428 (init_cgraph): Add comment.
12429 * cgraphbuild.c (record_reference, mark_address, mark_load,
12430 mark_store): Do not call analyze_expr hook.
12431 * cgraph.c: Update toplevel comment.
12432 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
12433 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
12434 Move fere from cgraphunit.c
12435 (cgraph_mark_force_output_node): Move to cgraph.h
12436 * cgraph.h: Reorder so the comments match the function placement.
12437 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
12438 (cgraph_mark_force_output_node): Move here from cgraph.c
12439 * tree.c (free_lang_data): Do not clear analyze_expr hook.
12440 * ipa-inline-transform.c (preserve_function_body_p): New function.
12441 (inline_transform): Update.
12442 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
12443 * langhooks.h (lang_hooks_for_callgraph): Remove.
12444 (lang_hooks): Remove callgraph.
12445 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
12446 * varpool.c: Remove out of date comment.
12447 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
12448 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
12450 2012-04-25 Jan Hubicka <jh@suse.cz>
12452 PR middle-end/53089
12453 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
12454 forward declaration.
12455 (cgraph_finalize_function): Finalize them here.
12456 * symtab.c (dump_symtab): Dump ctors and dtors.
12458 2012-04-25 Jakub Jelinek <jakub@redhat.com>
12460 PR middle-end/52979
12461 * stor-layout.c (get_best_mode): Don't return mode with bitsize
12462 larger than maxbits. Don't compute maxbits modulo align.
12463 Also check that unit bytes long store at bitpos / unit * unit
12464 doesn't affect bits beyond bitregion_end.
12465 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
12466 would not fit into bitregion_start ... bitregion_end + 1 bit region.
12467 (store_split_bit_field): Decrease unit close to end of bitregion_end
12468 if access is restricted in order to avoid mutual recursion.
12470 PR tree-optimization/53058
12471 * double-int.h (double_int_max_value, double_int_min_value): New
12473 * double-int.c (double_int_max_value, double_int_min_value): New
12475 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
12476 or GT_EXPR with double_int_max_value instead of double_int_mask.
12478 2012-04-25 Richard Guenther <rguenther@suse.de>
12480 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
12481 * tree-vect-loop.c (vect_transform_loop): Adjust.
12482 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
12483 the maximum number of iterations for the epilogue loop.
12484 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
12486 2012-04-25 Jakub Jelinek <jakub@redhat.com>
12489 * c-typeck.c (set_nonincremental_init,
12490 set_nonincremental_init_from_string): Pass true instead of false
12491 as IMPLICIT to add_pending_init.
12493 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
12495 * c-typeck.c (pop_init_level): Improve diagnostics.
12497 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
12499 * compare-elim.c (try_eliminate_compare): Also handle operands with
12500 implicit extensions.
12502 2012-04-25 Alan Modra <amodra@gmail.com>
12504 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
12505 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
12506 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
12507 (no_global_regs_above): Delete.
12508 (no_global_regs): New function.
12509 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
12510 value for load multiple test.
12511 (savres_routine_syms): Increase size.
12512 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
12513 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
12514 rather than a number of boolean flags. Update all callers.
12515 (rs6000_savres_routine_name): Generate vector save/restore names.
12516 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
12517 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
12518 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
12519 and using_store_multiple. Expand uses. Don't always use r11 as
12520 frame reg when needed for out-of-line saves. Set up initial offset
12521 for out-of-line vector saves when buying stack frame. Handle pointer
12522 reg setup for out-of-line fp save. Emit call to out-of-line vector
12523 save function. Choose r11 or r12 for vrsave reg when available for
12525 (rs6000_output_function_prologue): Don't emit .extern for ELF.
12526 (rs6000_emit_epilogue): Choose a better frame reg when restoring
12527 from back-chain to suit out-of-line vector restore functions. Emit
12528 call to out-of-line vector restore function. Adjust register used
12529 for cr restore. Tweak pointer register setup for gpr restore.
12530 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
12532 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
12533 (V_SAVE_INLINE): Define.
12534 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
12536 2012-04-25 Alan Modra <amodra@gmail.com>
12538 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
12539 out-of-line save/restore for large frames. Don't disable
12540 out-of-line saves on ABI_AIX when using static chain reg.
12541 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
12542 clobber static chain reg, and tweak for out-of-line gpr saves
12545 2012-04-25 Alan Modra <amodra@gmail.com>
12547 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
12548 (rs6000_emit_prologue): Use the above to catch register overlap.
12550 2012-04-25 Alan Modra <amodra@gmail.com>
12552 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
12553 decl. Move logic selecting update reg to callers. Update all callers.
12554 (rs6000_emit_allocate_stack): Add copy_off param.
12555 (emit_frame_save): Don't handle reg+reg addressing.
12556 (ptr_regno_for_savres): New function, extracted from..
12557 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
12558 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
12559 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
12560 frame offset adjustment for out-of-line save with copy from sp.
12561 Simplify condition controlling whether cr is saved early or
12562 late. Use ptr_regno_for_savres to verify correct reg is set
12563 up for out-of-line saves. Pass the actual pointer reg used to
12564 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
12565 function. Rearrange spe vars so code is similar to that
12566 elsewhere in this function. Don't update frame_off when spe
12567 save code will restore r11. Use emit_frame_save for spe and
12568 gpr saves. Consolidate darwin out-of-line gpr setup with that
12569 for other abis. Don't assume frame_offset is zero and frame
12570 reg is sp when setting up altivec reg saves, and calculate
12571 exact offset requirement.
12572 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
12573 spe restore code. Consolidate darwin out-of-line gpr setup
12574 with that for other abis.
12576 2012-04-25 Alan Modra <amodra@gmail.com>
12578 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
12579 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
12581 (emit_frame_save): Delete frame_ptr param. Rename total_size to
12583 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
12584 and emit_frame_save calls. Cope with possibly missing note.
12586 2012-04-24 Sriraman Tallam <tmsriram@google.com>
12588 * config/i386/i386.c (build_processor_model_struct): New function.
12589 (make_var_decl): New function.
12590 (fold_builtin_cpu): New function.
12591 (ix86_fold_builtin): New function.
12592 (make_cpu_type_builtin): New function.
12593 (ix86_init_platform_type_builtins): New function.
12594 (ix86_expand_builtin): Expand new builtins by folding them.
12595 (ix86_init_builtins): Make new builtins to detect CPU type.
12596 (TARGET_FOLD_BUILTIN): New macro.
12597 (IX86_BUILTIN_CPU_INIT): New enum value.
12598 (IX86_BUILTIN_CPU_IS): New enum value.
12599 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
12600 * config/i386/i386-builtin-types.def: New function type.
12601 * testsuite/gcc.target/builtin_target.c: New testcase.
12602 * doc/extend.texi: Document builtins.
12604 2012-04-24 Olivier Hainque <hainque@adacore.com>
12606 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
12607 * toplev.c (process_options): Default to dwarf_version 2.
12608 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
12609 and dwarf_version 2.
12611 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
12613 * tree-pretty-print.h (default_tree_printer): Do not declare.
12614 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
12616 (default_tree_diagnostic_starter): Make static.
12617 (default_tree_printer): Move to here. Make static.
12618 (tree_diagnostics_defaults): New.
12619 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
12620 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
12621 * toplev.c: Do not include tree-pass.h.
12622 (default_tree_printer): Move from here.
12623 (general_init): Use tree_diagnostics_defaults.
12625 2012-04-24 Chao-ying Fu <fu@mips.com>
12627 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
12628 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
12629 * config/mips/gnu-user.h
12630 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
12631 (GNU_USER_TARGET_LINK_SPEC): New define.
12632 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
12633 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
12634 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
12635 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
12636 GNU_USER_TARGET_ENDFILE_SPEC.
12637 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
12638 (GNU_USER_TARGET_LINK_SPEC): New define.
12639 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
12640 * config/mips/linux-common.h: New file.
12642 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12645 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
12646 (altivec_build_resolved_builtin): Call fully_fold_convert.
12648 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
12651 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
12653 2012-04-24 Richard Guenther <rguenther@suse.de>
12655 PR tree-optimization/53085
12656 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
12659 2012-04-24 Richard Guenther <rguenther@suse.de>
12661 * tree-if-conv.c (main_tree_if_conversion): Move bb under
12664 2012-04-24 Jim Meyering <meyering@redhat.com>
12666 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
12667 absence of an define_enum call.
12669 2012-04-24 Richard Guenther <rguenther@suse.de>
12671 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
12672 the epilogue loop is not re-used as unvectorized version
12673 record the its maximum number of iterations.
12675 2012-04-24 Andrew Pinski <apinski@cavium.com>
12677 * tree-ssa-forwprop.c (simplify_bitwise_binary):
12678 Don't directly use def1/def2.
12680 2012-04-24 Richard Guenther <rguenther@suse.de>
12682 PR tree-optimization/53098
12683 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
12686 2012-04-24 Andrew Pinski <apinski@cavium.com>
12689 * tree-ssa-forwprop.c (defcodefor_name): New function.
12690 (simplify_bitwise_binary): Use defcodefor_name instead of manually
12691 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
12692 Simplify "(~X | Y) & X" to "X & Y" and
12693 "(~X & Y) | X" to "X | Y".
12695 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12697 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
12698 validate_change to add clobbers if IN_GROUP is nonzero.
12699 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
12700 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
12702 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
12704 * config/s390/s390.c (insn_invalid_p): Likewise.
12706 2012-04-24 Jakub Jelinek <jakub@redhat.com>
12708 PR middle-end/53084
12709 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
12710 (output_addressed_constants): Likewise.
12712 PR middle-end/52999
12713 * varasm.c (get_section): Don't ICE for section conflicts with
12714 built-in section kinds.
12716 2012-04-23 DJ Delorie <dj@redhat.com>
12718 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
12719 (LIBSTDCXX): Change to CPP2.
12721 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
12724 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
12727 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
12729 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
12730 (*addsi_2_zext): Ditto.
12731 (*add<mode>_3): Ditto.
12732 (*addsi_3_zext): Ditto.
12733 (*add<mode>_5): Ditto.
12735 2012-04-23 Andrew Pinski <apinski@cavium.com>
12737 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
12738 (C & B) to (A OP0) & B.
12740 2012-04-23 Martin Jambor <mjambor@suse.cz>
12742 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
12743 temporaries created for a bitfield (reverting revision 122014).
12745 2012-04-23 Richard Guenther <rguenther@suse.de>
12747 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
12748 the condition using is_gimple_condexpr and avoid the not necessary
12750 (set_prologue_iterations): Likewise.
12751 (vect_loop_versioning): Likewise.
12753 2012-04-23 Richard Guenther <rguenther@suse.de>
12755 PR tree-optimization/53070
12756 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
12757 (main_tree_if_conversion): Verify we succeeded in that.
12759 2012-04-23 Jan Hubicka <jh@suse.cz>
12761 * lto-symtab.c (lto_cgraph_replace_node): Do not call
12762 mark_reahcable_node.
12763 * cgraph.c (cgraph_remove_node): Do not clear reachable.
12764 (cgraph_mark_reachable_node): Remove.
12765 (cgraph_mark_force_output_node): Do not set reachable.
12766 (dump_cgraph_node): Do not dump reachable.
12767 (cgraph_create_virtual_clone): Do not set reachable.
12768 * cgraph.h (cgraph_node): Remove reachable flag.
12769 (varpool_node): Remove reachable flag.
12770 (cgraph_mark_if_needed): Remove.
12771 (cgraph_mark_reachable_node): Remove.
12772 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
12773 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
12775 (cgraph_add_new_function): Likewise.
12776 (cgraph_mark_if_needed): Remove.
12777 (cgraph_analyze_function): Do not set target as reachable.
12778 (process_function_and_variable_attributes): Do not care about
12780 (cgraph_analyze_functions): Do not set reachable flags.
12781 (cgraph_mark_functions_to_output): Do not check reachability.
12782 (cgraph_copy_node_for_versioning): Do not set reachable flag.
12783 (dbxout_expand_expr): Update.
12784 * c-decl.c (merge_decls): Do not track changed externs.
12785 * ipa.c: Include pointer-set.h
12786 (enqueue_cgraph_node): Use reachable pointer set.
12787 (process_references): Likewise.
12788 (cgraph_remove_unreachable_nodes): Likewise.
12789 (whole_program_function_and_variable_visibility): Do not recompute
12791 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
12793 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
12795 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
12797 2012-04-23 Richard Guenther <rguenther@suse.de>
12800 * c-typeck.c (build_binary_op): Fix typo.
12802 2012-04-23 Jakub Jelinek <jakub@redhat.com>
12804 PR tree-optimizations/52891
12805 * tree-vect-patterns.c (adjust_bool_pattern): Use
12806 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
12807 but with non-standard precision.
12809 2012-04-22 Jan Hubicka <jh@suse.cz>
12811 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
12814 2012-04-22 Jan Hubicka <jh@suse.cz>
12816 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
12817 * cgraphbuild.c (record_reference, record_type_list, mark_address,
12818 mark_load, mark_store): Do not mark varpool nodes as needed.
12819 * cgraph.c (cgraph_new_nodes): Remove.
12820 (cgraph_create_function_alias): Do not mark nodes as reachable.
12821 (cgraph_add_thunk): Likewise.
12822 (cgraph_mark_reachable_node): Do not manage the queue.
12823 * cgraph.h (cgraph_node): Remove next_needed.
12824 (varpool_nodes_queue): Remove next_needed and prev_needed.
12825 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
12826 (cgraph_new_nodes): Declare.
12827 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
12828 (varpool_analyze_pending_decls): Remove.
12829 (varpool_analyze_node): New.
12830 (varpool_mark_needed_node): Remove.
12831 (varpool_first_variable, varpool_next_variable): New inlines.
12832 (varpool_first_static_initializer, varpool_next_static_initializer):
12834 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
12835 (varpool_first_defined_variable): New inline.
12836 (varpool_next_defined_variable): New inline
12837 (FOR_EACH_VARIABLE): Reimplement.
12838 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
12839 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
12841 * cgraphunit.c (cgraph_new_nodes): Declare here.
12842 (enqueue_node): New function.
12843 (cgraph_process_new_functions): update for new
12844 node set; when constructing cgraph enqueue node for processing.
12845 (cgraph_add_new_function): Use new node set.
12846 (process_function_and_variable_attributes): Do not set varpool needed
12848 (referred_to_p): New function.
12849 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
12850 when varpool is in construction.
12851 (cgraph_analyze_functions): Rewrite.
12852 (cgraph_expand_all_functions): Update.
12853 (cgraph_output_in_order): Do not analyze pending decls; do not set
12855 (cgraph_optimize): Do not analyze pending decls.
12856 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
12857 in other partition; do not mark node as needed.
12858 * dwarf2out.c (reference_to_unused): Use analyzed flag.
12859 (premark_types_used_by_global_vars_helper): Likewise.
12860 * ipa.c (process_references): Do not call varpool_mark_needed_node.
12861 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
12863 (function_and_variable_visibility): Do not mark node as needed.
12864 (whole_program_function_and_variable_visibility): Likewise.
12865 * Makefile.in (gt-varpool.h): No longer needed.
12866 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
12867 (ipa_write_summaries): Do not use needed flag.
12868 * varpool.c: Do not include gt-varpool.h
12869 (x_varpool_nodes_queue, x_varpool_last_needed_node,
12870 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
12871 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
12873 (varpool_remove_node): Do not update the lists.
12874 (dump_varpool_node): Do not dump needed flag.
12875 (varpool_enqueue_needed_node): Remove.
12876 (varpool_mark_needed_node): Remove.
12877 (varpool_reset_queue): Remove.
12878 (varpool_finalize_decl): Move to cgraphunit.c
12879 (varpool_analyze_node): New functions based on former
12880 varpool_analyze_pending_decls.
12881 (varpool_analyze_pending_decls): Remove.
12882 (varpool_assemble_decl): Do not update the lists.
12883 (enqueue_node): New function.
12884 (varpool_remove_unreferenced_decls): Rewrite.
12885 (varpool_empty_needed_queue): Remove.
12886 (add_new_static_var): Do not mark node as needed.
12887 (varpool_create_variable_alias): Handle expansion state
12889 * except.c (output_ttype): Do not mark node as needed.
12890 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
12891 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
12893 * tree-switch-conversion.c (build_one_array): Likewise.
12895 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
12898 * doc/invoke.texi (pedantic): Rename to Wpedantic.
12899 * common.opt (Wpedantic): New.
12900 (pedantic): Alias Wpedantic.
12901 * diagnostic.c (warning_at): Likewise.
12902 * c-decl.c (diagnose_mismatched_decls): Likewise.
12903 (build_array_declarator): Likewise.
12904 (mark_forward_parm_decls):
12905 (check_bitfield_type_and_width): Likewise.
12906 (grokdeclarator): Likewise.
12907 (grokfield): Likewise.
12908 (finish_struct): Likewise.
12909 (build_enumerator): Likewise.
12910 (store_parm_decls_oldstyle): Likewise.
12911 (declspecs_add_qual): Likewise.
12912 (declspecs_add_type): Likewise.
12913 (finish_declspecs): Likewise.
12914 * c-typeck.c (composite_type): Likewise.
12915 (comp_target_types): Likewise.
12916 (build_array_ref): Likewise.
12917 (pointer_diff): Likewise.
12918 (build_unary_op): Likewise.
12919 (build_conditional_expr): Likewise.
12920 (build_c_cast): Likewise.
12921 (convert_for_assignment): Likewise.
12922 (maybe_warn_string_init): Likewise.
12923 (digest_init): Likewise.
12924 (pop_init_level): Likewise.
12925 (set_init_index): Likewise.
12926 (c_finish_goto_label): Likewise.
12927 (c_finish_return): Likewise.
12928 (do_case): Likewise.
12929 (build_binary_op): Likewise.
12930 * c-parser.c (static): Likewise.
12931 (c_parser_external_declaration): Likewise.
12932 (c_parser_declaration_or_fndef): Likewise.
12933 (c_parser_static_assert_declaration_no_se): Likewise.
12934 (c_parser_enum_specifier): Likewise.
12935 (c_parser_struct_or_union_specifier): Likewise.
12936 (c_parser_struct_declaration): Likewise.
12937 (c_parser_alignas_specifier): Likewise.
12938 (c_parser_braced_init): Likewise.
12939 (c_parser_initelt): Likewise.
12940 (c_parser_compound_statement_nostart): Likewise.
12941 (c_parser_conditional_expression): Likewise.
12942 (c_parser_alignof_expression): Likewise.
12943 (c_parser_postfix_expression): Likewise.
12944 (c_parser_postfix_expression_after_paren_): Likewise.
12945 (c_parser_objc_class_instance_variables): Likewise.
12946 (c_parser_objc_method_definition): Likewise.
12947 (c_parser_objc_methodprotolist): Likewise.
12949 2012-04-22 Ian Lance Taylor <iant@google.com>
12951 * godump.c (go_output_typedef): Dump size of structs.
12953 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
12955 Correcting transform_to_exit_first_loop + fix to PR46886
12956 * tree-parloops.c (transform_to_exit_first_loop): Remove
12957 setting of number of iterations according to the loop pattern.
12958 Duplicate from entry to exit->src instead of loop->latch.
12959 (pallelize_loops): Remove the condition preventing do-while loops.
12960 * tree-cfg.c (bool bb_in_region_p): New.
12961 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
12962 Adjust redirection of the duplicated iteration.
12964 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
12967 * rtl.def (ADDRESS): Use "i" rather than "w".
12968 * rtl.h (find_base_term): Delete.
12969 (may_be_sp_based_p): Declare.
12970 * rtl.c (rtx_code_size): Remove ADDRESS special case.
12971 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
12972 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
12973 * alias.c: ...here.
12974 (find_base_term): Make static.
12975 (may_be_sp_based_p): New function.
12976 * dse.c (record_store): Use it.
12977 * store-motion.c (store_killed_in_insn): Likewise.
12979 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
12981 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
12983 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
12986 * c-typeck.c (inform_declaration): New.
12987 (build_function_call_vec): Do not pretty-print
12988 expressions when caret is enabled.
12989 (convert_arguments): Use inform_declaration.
12991 2012-04-20 Jim Meyering <meyering@redhat.com>
12993 * genmodes.c (make_complex_modes): Don't truncate a mode name of
12994 length 7 or more when prepending a "C". Suggested by Richard Guenther.
12996 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12998 PR rtl-optimization/44214
12999 * fold-const.c (exact_inverse): New function.
13000 (fold_binary_loc): Fold vector and complex division by constant into
13001 multiply by recripocal with flag_reciprocal_math; fold vector division
13002 by constant into multiply by reciprocal with exact inverse.
13004 2012-04-20 Jan Hubicka <jh@suse.cz>
13006 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
13008 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
13009 (cgraph_remove_node): Update.
13010 (cgraph_mark_needed_node): Remove.
13011 (cgraph_mark_force_output_node): New.
13012 (dump_cgraph_node): Do not dump needed flag.
13013 (cgraph_node_cannot_be_local_p_1): Update.
13014 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
13015 * cgraph.h (symtab_node_base): Add force_output flag.
13016 (cgraph_node): Remove needed flag.
13017 (varpool_node): Remove force_output flag.
13018 (cgraph_mark_needed_node): Remove.
13019 (cgraph_mark_force_output_node): New.
13020 (cgraph_only_called_directly_or_aliased_p,
13021 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
13022 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
13023 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
13024 (cgraph_add_new_function): Update.
13025 (cgraph_mark_if_needed): Update.
13026 (verify_cgraph_node): Update.
13027 (cgraph_analyze_function): Alias target is reachable.
13028 (process_function_and_variable_attributes): Update: externally_visible
13029 flag makes function reachable.
13030 (cgraph_analyze_functions): Update dumping.
13031 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
13032 input_overwrite_node, input_varpool_node): Update streaming.
13033 * lto-streamer-out.c (produce_symtab): Use force_output.
13034 * ipa.c (process_references): Weakrefs must be processed.
13035 (cgraph_remove_unreachable_nodes): Likewise; update for new
13037 (varpool_externally_visible_p): Weakrefs are externally visible
13038 even if they are not.
13039 (function_and_variable_visibility): Update; when processing alias
13040 pair force the targets to be output.
13041 (whole_program_function_and_variable_visility): Use
13042 mark_reachable_node.
13043 * trans-mem.c (ipa_tm_mark_needed_node): Remove
13044 (ipa_tm_mark_force_output_node): New function.
13045 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
13046 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
13048 * varasm.c (mark_decl_referenced): Update.
13049 (find_decl_and_mark_needed): Remove.
13050 (find_decl): New function.
13051 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
13052 alias targets as needed.
13053 (dump_tm_clone_pairs): Update.
13054 * tree-inline.c (copy_bb): Update check.
13055 * symtab.c (dump_symtab_base): Dump force_output.
13056 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
13057 * passes.c (execute_todo): Fix dumping.
13058 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
13059 (varpool_analyze_pending_decls): Alias target is reachable.
13060 (varpool_create_variable_alias): Finalize weakrefs.
13062 2012-04-20 Jakub Jelinek <jakub@redhat.com>
13065 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
13066 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
13067 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
13068 macros instead of constants.
13069 * dse.c (record_store): Check for SP ADDRESS by comparing
13070 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
13071 XEXP to be stack_pointer_rtx.
13073 2012-04-20 Richard Guenther <rguenther@suse.de>
13075 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
13076 update_call_from_tree when propagating into a call.
13078 2012-04-20 Alan Modra <amodra@gmail.com>
13080 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
13081 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
13082 sp_offset to frame_off. Move world save code earlier.
13084 2012-04-20 Richard Guenther <rguenther@suse.de>
13086 PR tree-optimization/53050
13087 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
13088 Do only one transform on COND_EXPRs at the same time.
13090 2012-04-19 Jan Hubicka <jh@suse.cz>
13092 * symtab.c (dump_symtab_base): Revert accidental checkin.
13094 2012-04-20 Alan Modra <amodra@gmail.com>
13097 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
13098 static chain, set REST_INLINE_FPRS too.
13100 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
13102 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
13105 2012-04-20 Richard Guenther <rguenther@suse.de>
13107 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
13108 loops that can never run more often than the vectorization factor.
13110 2012-04-19 Jan Hubicka <jh@suse.cz>
13112 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
13114 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
13116 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
13118 2012-04-19 Jim Meyering <meyering@redhat.com>
13120 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
13121 We verified above that the string(including trailing NUL) fits in buf,
13122 so just use memcpy.
13124 2012-04-19 Richard Guenther <rguenther@suse.de>
13126 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
13127 for dumping DECL_SECTION_NAME.
13129 2012-04-19 Michael Matz <matz@suse.de>
13131 PR middle-end/52977
13132 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
13133 (struct tree_vector): Adjust GTY length.
13134 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
13136 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
13138 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
13139 caller emitted the length calulation already.
13140 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
13141 before handling any of the fields for structs.
13143 2012-04-19 Richard Guenther <rguenther@suse.de>
13145 PR tree-optimization/53031
13146 * tree-vrp.c (adjust_range_with_scev): Revert back to
13147 using max_loop_iterations.
13149 2012-04-19 Michael Matz <matz@suse.de>
13151 * diagnostic.c (emit_diagnostic): Move va_end call after user
13153 (warning, warning_at, pedwarn, permerror): Ditto.
13155 2012-04-19 Richard Guenther <rguenther@suse.de>
13157 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
13160 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
13163 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
13164 the case *(X+const).
13166 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
13168 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
13170 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13173 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
13174 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
13176 2012-04-19 Richard Guenther <rguenther@suse.de>
13178 PR rtl-optimization/44688
13179 * loop-iv.c (determine_max_iter): Only return max_iter.
13180 (iv_number_of_iterations): Also use the recorded loop bound
13181 on the maximum number of iterations.
13182 * loop-unroll.c (decide_unroll_runtime_iterations): Use
13183 max_iter to avoid unrolling loops that do not roll.
13184 (decide_unroll_stupid): Likewise.
13186 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
13188 * targhooks.c (default_case_values_threshold): Fix code style nit.
13190 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
13191 case range and type folding from here...
13192 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
13193 type, as documented in tree.def.
13195 2012-04-18 Jan Hubicka <jh@suse.cz>
13197 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
13199 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
13200 cgraph hash and same comdat groups.
13201 (cgraph_optimize): Verify symbol table.
13202 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
13203 (dissolve_same_comdat_group_list): Work on symtab nodes.
13204 (function_and_variable_visibility): Dissolve variable same comdat group
13206 * symtab.c: Include timevar.h
13207 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
13209 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
13211 * tree-switch-conversion.c (info): Remove global pass info.
13212 (check_range, check_process_case, check_final_bb, create_temp_arrays,
13213 free_temp_arrays, gather_default_values, build_constructors,
13214 array_value_type, build_one_array, build_arrays, gen_def_assigns,
13215 fix_phi_nodes, gen_inbound_check): Pass info around from ...
13216 (process_switch): ... here. Unify message format. Return a const
13217 char pointer to the failure reason message.
13218 (do_switchconv): Unify message format. Update process_switch usage.
13220 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
13221 * tree-cfg.c (edge_to_cases): Fix documentation.
13223 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
13225 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
13227 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13229 PR tree-optimization/52976
13230 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
13231 (possibly_move_powi): New function.
13232 (rewrite_expr_tree): Call possibly_move_powi.
13233 (rewrite_expr_tree_parallel): Likewise.
13234 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
13235 call add_to_ops_vec instead.
13237 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13239 PR tree-optimization/52976
13240 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
13241 (decrement_power): Likewise.
13242 (propagate_op_to_single_use): Likewise.
13243 (zero_one_operation): Handle __builtin_pow* calls in linearized
13244 expression trees; factor logic into propagate_op_to_single_use.
13245 (undistribute_ops_list): Allow operands with repeat counts > 1.
13247 2012-04-18 Richard Guenther <rguenther@suse.de>
13249 PR tree-optimization/44688
13250 * cfgloop.h (record_niter_bound): Declare.
13251 * tree-ssa-loop-niter.c (record_niter_bound): Export.
13252 Update the estimation with the upper bound here...
13253 (estimate_numbers_of_iterations_loop): ... instead of here.
13254 Do not forcefully reset a recorded upper bound.
13255 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
13256 Record the maximum number of loop iterations of the prologue loop.
13258 2012-04-18 Jan Hubicka <jh@suse.cz>
13260 * lto-symtab.c (lto_cgraph_replace_node): Update.
13261 * cgraphbuild.c (record_reference, record_type_list,
13262 record_eh_tables, mark_address, mark_load, mark_store): Update.
13263 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
13264 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
13266 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
13267 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
13268 * reload.c: Fix typo in comment.
13269 * rtlanal.c: Likewise.
13270 * tree-emultls.c (gen_emutls_addr): Update.
13271 * ipa-reference.c (analyze_function): Update.
13272 * cgraphunit.c (cgraph_analyze_function,
13273 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
13275 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
13276 (ipa_remove_reference): Likewise.
13277 (ipa_remove_all_refering): Rename to ...
13278 (ipa_remove_all_referring): ... this one; update.
13279 (ipa_dump_references): Update.
13280 (ipa_dump_referring): Update.
13281 (ipa_clone_references): Update.
13282 (ipa_clone_refering): Rename to ...
13283 (ipa_clone_referring): ... this one; update.
13284 (ipa_ref_cannot_lead_to_return): Update.
13285 (ipa_ref_has_aliases_p): Update.
13286 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
13288 (ipa_ref_type): Remove.
13289 (ipa_ref_ptr_u): Remove.
13290 (ipa_ref): Remove referencing, refered, refered_index, refering_type
13291 and refered_type; add referring, referred and referred_index.
13292 (ipa_ref_list): Rename refering to referring.
13293 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
13294 ipa_clone_references, ipa_clone_referring): Update prototypes.
13295 * lto-cgraph.c (referenced_from_other_partition_p): Update.
13296 (lto_output_ref): Update.
13297 (add_references): Update.
13298 (input_varpool_node): Update.
13299 (input_refs): Update.
13300 * ipa-ref-inline.h (ipa_ref_node): Update.
13301 (ipa_ref_varpool_node): Update.
13302 (ipa_ref_referring_node): Update.
13303 (ipa_ref_referring_varpool_node): Update.
13304 (ipa_ref_referring_ref_list): Update.
13305 (ipa_ref_referred_ref_list): Update.
13306 (ipa_ref_list_first_referring): Update.
13307 (ipa_empty_ref_list): Update.
13308 (ipa_ref_list_refering_iterate): Rename to ...
13309 (ipa_ref_list_referring_iterate): ... this one.
13310 * cse.c: Update comment.
13311 * ipa-utils.c (ipa_reverse_postorder): Update.
13312 * tree-ssa-alias.c: Update.
13313 * ipa-inline.c (reset_edge_caches): Update.
13314 (update_caller_keys): Update.
13315 * ipa-inline.h: Update comments.
13316 * jump.c: Update comment.
13317 * alias.c: Likewise.
13318 * ipa.c (process_references): Update.
13319 (cgraph_remove_unreachable_nodes): Likewise.
13320 (ipa_discover_readonly_nonaddressable_var): Likewise.
13321 (cgraph_address_taken_from_non_vtable_p): Likewise.
13322 * trans-mem.c (ipa_tm_execute): Update.
13323 * simplify-rtx.c: Fix comment.
13324 * rtl.c: Fix comment.
13325 * symtab.c (symtab_unregister_node): Update.
13326 * varpool.c (dump_varpool_node): Update.
13327 (varpool_analyze_pending_decls): Update.
13328 (assemble_aliases): Update.
13329 (varpool_for_node_and_aliases): Update.
13331 2012-04-18 Richard Guenther <rguenther@suse.de>
13333 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
13334 use_undefined_p parameter.
13335 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
13336 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
13338 (estimate_numbers_of_iterations): Likewise.
13339 (estimated_loop_iterations): Adjust.
13340 (max_loop_iterations): Likewise.
13341 (scev_probably_wraps_p): Likewise.
13342 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
13343 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
13344 not max_loop_iterations.
13345 (execute_vrp): Remove explicit number of iterations estimation.
13347 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
13349 * config/i386/linux-common.h: New.
13351 * config.gcc: Add i386/linux-common.h before
13352 all i386/linux.h and i386/linux64.h usages.
13354 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
13355 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
13356 * config/i386/gnu-user64.h: Likewise.
13358 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
13359 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
13360 (GNU_USER_TARGET_MATHFILE_SPEC): New.
13361 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
13363 2012-04-18 Jan Hubicka <jh@suse.cz>
13365 * cgraph.c (cgraph_node_name): Remove.
13366 (dump_cgraph_node): Use dump_symtab_base; reformat.
13367 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
13368 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
13370 (cgraph_node_name, varpool_node_name): Remove.
13371 (cgraph_node_asm_name, varpool_node_asm_name,
13372 cgraph_node_name, varpool_node_name): New.
13373 * tree-pass.h (TODO_dump_cgraph): Rename to ...
13374 (TODO_dump_symtab): ... this one.
13375 * ipa-cp (pass_ipa_cp): Update.
13376 * ia-reference.c (generate_summary, read_write_all_from_decl,
13377 propagate, ipa_reference_read_optimization_summary): Update.
13378 * cgraphunit.c (cgraph_analyze_functions): Update.
13379 (cgraph_optimize): Update.
13380 * ipa-ref.c (ipa_dump_references): Update.
13381 (ipa_dump_refering): Update.
13382 * ipa-inline.c (pass_ipa_inline): Update.
13383 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
13384 * ipa.c (pass_ipa_function_visibility,
13385 pass_ipa_whole_program_visibility): Update.
13386 * tree-sra.c (pass_early_ipa_sra): Update.
13387 * symtab.c: Include langhooks.h
13388 (symtab_node_asm_name): New.
13389 (symtab_node_name): New.
13390 (symtab_type_names): New static var.
13391 (dump_symtab_base): New.
13392 (dump_symtab_node, dump_symtab): New.
13393 (debug_symtab_node, debug_symtab): New.
13394 * tree-ssa-structalias.c: Dump symbol table.
13395 * pases.c (execute_todo): Handle TODO_dump_symtab instead
13396 of TODO_dump_cgraph.
13397 * varpoo.c (varpool_node_name): Remove.
13398 (dump_varpool_node): Use dump_symtab_base; reformat.
13400 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13402 * doc/invoke.texi (Language Independent Options): @item should be
13405 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
13408 * rtl.c (rtx_code_size): Handle ADDRESS.
13410 2012-04-17 Tom de Vries <tom@codesourcery.com>
13412 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
13413 is not a STMT_LIST.
13415 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
13418 * config/i386/sync.md (atomic_<code><mode>): Rename to
13419 atomic_<logic><mode>.
13421 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
13423 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
13424 * alias.c (reg_base_value): Expand and update comment.
13425 (arg_base_value): New variable.
13426 (unique_id): Move up file.
13427 (unique_base_value, unique_base_value_p, known_base_value_p): New.
13428 (find_base_value): Use arg_base_value and known_base_value_p.
13429 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
13430 (find_base_term): Use known_base_value_p.
13431 (base_alias_check): Use unique_base_value_p.
13432 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
13433 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
13435 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
13437 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
13439 2012-04-17 Michael Matz <matz@suse.de>
13441 PR tree-optimization/18437
13442 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
13443 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
13444 (vect_check_strided_load): Declare.
13445 * tree-vect-data-refs.c (vect_check_strided_load): New function.
13446 (vect_analyze_data_refs): Use it to accept strided loads.
13447 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
13449 2012-04-17 Richard Guenther <rguenther@suse.de>
13451 PR middle-end/53011
13452 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
13453 loops when redirecting an entry or latch edge.
13455 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
13457 * sel-sched.c (sel_global_init): Revert previous change.
13459 2012-04-17 Richard Guenther <rguenther@suse.de>
13461 * tree-flow.h (array_at_struct_end_p): Move declaration ...
13462 * tree.h (array_at_struct_end_p): ... here.
13463 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
13464 * expr.c (array_at_struct_end_p): ... here. Rewrite.
13466 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
13468 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
13469 COST_TABLE): Remove.
13470 (estimate_case_costs): Remove.
13471 (expand_case): Do not call estimate_case_costs
13472 to set use_cost_table.
13473 (balance_case_nodes): Do not use use_cost_table.
13475 2012-04-16 Jan Hubicka <jh@suse.cz>
13477 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
13478 (hash_node, eq_node): Remove.
13479 (cgraph_create_node): Do not handle hashtable.
13480 (cgraph_get_node): Remove.
13481 (cgraph_insert_node_to_hashtable): Remove.
13482 (hash_node_by_assembler_name): Remove.
13483 (eq_assembler_name): Remove.
13484 (cgraph_node_for_asm): Rewrite.
13485 (cgraph_find_replacement_node): Break out from ...
13486 (cgraph_remove_node): ... here; do not maintain hashtables.
13487 (change_decl_assembler_name): Remove.
13488 (cgraph_clone_node): Do not maintain hashtables.
13489 * cgraph.h (const_symtab_node): New typedef.
13490 (cgraph_insert_node_to_hashtable): Remove.
13491 (symtab_get_node, symtab_node_for_asm,
13492 symtab_insert_node_to_hashtable): Declare.
13493 (cgraph_find_replacement_node): Declare.
13494 (cgraph_get_node, varpool_get_node): Turn into inlines.
13495 (cgraph, varpool): Work sanely on NULL pointers.
13496 (FOR_EACH_SYMBOL): New walker.
13497 * ipa-inline-transform.c (save_inline_function_body): Use
13498 symtab_insert_node_to_hashtable.
13499 * symtab.c: Include ggc.h and diagnostics.h
13500 (symtab_hash, assembler_name_hash): New static vars;
13501 (hash_node, eq_node, hash_node_by_assembler_name,
13502 eq_assembler_name, insert_to_assembler_name_hash,
13503 unlink_from_assembler_name_hash): New.
13504 (symtab_register_node): Update hashtables.
13505 (symtab_insert_node_to_hashtable): New.
13506 (symtab_unregister_node): Update hashtables.
13507 (symtab_get_node): New.
13508 (symtab_node_for_asm): New.
13509 (change_decl_assembler_name): New.
13510 * Makefile.in (symtab.o): Needs GTY.
13511 * varpool.c (varpool_hash): Remove.
13512 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
13513 (varpool_node): Rewrite using varpool_get_node.
13514 (varpool_remove_node): DO not maintain hashtables.
13515 (varpool_node_for_asm): Rewrite.
13517 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
13519 * doc/invoke.texi: Copy-edit to put verbs in the present tense
13520 when describing the current behavior of GCC.
13522 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
13524 * genemit.c (gen_exp): Remove ADDRESS handling.
13525 * genoutput.c (scan_operands): Likewise.
13526 * genpeep.c (match_rtx): Likewise.
13527 * genrecog.c (add_to_sequence): Likewise.
13529 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
13531 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
13533 2012-04-16 Martin Jambor <mjambor@suse.cz>
13535 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
13538 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
13541 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
13542 hints for 'A' operand types.
13544 2012-04-16 Jan Hubicka <jh@suse.cz>
13546 * cgraph.h (symtab_node_base): Add next and previous pointers.
13547 (cgraph_node): Remove next and preivous pointers.
13548 (varpool_node): Likewise; remove next/previous GTY marker;
13549 it is not type safe.
13550 (symtab_node_def): Update GTY marker
13551 (x_cgraph_nodes, cgraph_nodes): Remove.
13552 (symtab_nodes): New function.
13553 (cgraph_order): Rename to ...
13554 (symtab_order): ... this one.
13555 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
13557 (x_varpool_nodes, varpool_nodes): Remove.
13558 (FOR_EACH_STATIC_VARIABLE): Update.
13559 (symtab_function_p, symtab_variable_p): New function.
13560 (FOR_EACH_VARIABLE): Update.
13561 (varpool_first_variable, varpool_next_variable): New functions.
13562 (FOR_EACH_VARIABLE): Update.
13563 (cgraph_first_defined_function): Update.
13564 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
13565 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
13566 (cgraph_first_function, cgraph_next_function): New.
13567 (FOR_EACH_FUNCTION): Update.
13568 (cgraph_first_function_with_gimple_body,
13569 cgraph_next_function_with_gimple_body): Update.
13570 * symtab.c: New file.
13571 * cgraph.c: Update copyright dates.
13572 (x_cgraph_nodes, cgraph_order): Remove.
13573 (NEXT_FREE_NODE): Update.
13574 (SET_NEXT_FREE_NODE): New.
13575 (cgraph_create_node_1): Remove common code.
13576 (cgraph_create_node): Remove common code; call symtab_register_node.
13577 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
13578 (cgraph_add_asm_node): Update.
13579 (cgraph_clone_node): Register new node.
13580 * cgraphunit.c (process_function_and_variable_attributes): Update.
13581 (cgraph_analyze_functions): Update.
13582 (cgraph_analyze_functions): Update.
13583 (cgraph_output_in_order): Update.
13584 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
13586 * ipa-inline.c (recursive_inlining): Update.
13587 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
13588 * ipa.c (cgraph_remove_unreachable_nodes): Update.
13589 * Makefile.in: Add symtab.o
13590 * varpool.c (x_varpool_nodes): Remove
13591 (varpool_node): Remove common code; call symtab_register_node.
13592 (varpool_remove_node): Remove common code; call symtab_unregister_node.
13594 2012-04-16 Richard Guenther <rguenther@suse.de>
13596 PR middle-end/52977
13597 * tree.h (VECTOR_CST_NELTS): Adjust.
13598 (struct tree_vector): Add explicit length field.
13599 (make_vector_stat): Declare.
13600 (make_vector): Define.
13601 * tree.c (make_vector_stat): New function.
13602 (build_vector_stat): Use it.
13603 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
13605 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13607 PR tree-optimization/52976
13608 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
13609 (undistribute_ops_list): Ops with repeat counts aren't eligible for
13611 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
13613 2012-04-16 Jan Hubicka <jh@suse.cz>
13615 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
13617 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
13618 walkers to walk cgraph and varpool.
13619 * cgraph.c (cgraph_node_for_asm): Likewise.
13620 (dump_cgraph): Likewise.
13621 * value-prof.c (init_node_map): Likewise.
13622 * tree.c (free_lang_data_in_cgraph): Likewise.
13623 * tree-emutls.c: (ipa_lower_emutls): Likewise.
13624 * ipa-reference.c (generate_summary, propagate): Likewise.
13625 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
13626 cgraph_mark_functions_to_output, cgraph_output_in_order,
13627 output_weakrefs, cgraph_materialize_all_clones,
13628 cgraph_optimize): Likewise.
13629 * lto-cgraph.c (merge_profile_summaries): Likewise.
13630 (input_cgraph): Likewise.
13631 * ipa-pure-const.c (generate_summary): Likewise.
13632 (propagate): Likwise.
13633 * ipa-utils.c (ipa_reduced_postorder): Likewise.
13634 (ipa_free_postorder_info): Likewise.
13635 (ipa_reverse_postorder): Likewise.
13636 * ipa-inline.c (ipa_inline): Likewise.
13637 * matrix-reorg.c (find_matrices_decl): Likewise.
13638 (matrix_reorg): Likewise.
13639 * tree-vectorizer.c (increase_alignment): Likewise.
13640 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
13641 (function_and_variable_visibility): Likewise.
13642 (whole_program_function_and_variable_visibility): Likewise.
13643 (ipa_cdtor_merge): Likewise.
13644 * trans-mem.c (ipa_tm_execute): Likewise.
13645 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
13646 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
13647 (ipa_print_all_params): Likewise.
13648 (ipa_update_after_lto_read): Likewise.
13649 * tree-profie.c (tree_profiling): Likewise.
13650 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
13651 * passes.c (dump_passes): Likewise.
13652 (do_per_function): Likewise.
13653 (ipa_write_summaries): Likewise.
13654 * varpool.c (dump_varpool): Likewise.
13655 (varpool_node_for_asm): Likewise.
13656 (varpool_assemble_pending_decls): Likewise.
13658 2012-04-16 Richard Guenther <rguenther@suse.de>
13660 PR tree-optimization/52975
13661 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
13662 condition but always mark it with TRUTH_NOT_EXPR.
13664 2012-04-16 Richard Guenther <rguenther@suse.de>
13666 PR tree-optimization/52975
13667 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
13668 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
13669 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
13670 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
13672 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
13674 * config/i386/sse.md (ssse3_plusminus): New code iterator.
13675 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
13676 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
13677 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
13678 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
13679 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
13680 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
13682 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
13683 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
13684 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
13685 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
13686 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
13687 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
13689 (xop_plus): New code iterator.
13690 (macs): New code attribute.
13692 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
13693 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
13695 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
13696 xop_plus code iterator.
13697 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
13698 xop_plus code iterator.
13699 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
13700 xop_plus code iterator.
13701 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
13702 xop_plus code iterator.
13704 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
13705 any_extend code iterator.
13706 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
13707 any_extend code iterator.
13708 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
13709 any_extend code iterator.
13710 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
13711 any_extend code iterator.
13712 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
13713 any_extend code iterator.
13714 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
13715 any_extend code iterator.
13717 2012-04-14 Tom de Vries <tom@codesourcery.com>
13719 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
13720 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
13721 DELETED_LABEL note, and move it to ...
13722 * cfgrtl.c (delete_insn): ... here. Change return type to void.
13723 (delete_insn_and_edges): Likewise.
13724 (delete_insn_chain): Handle new return type of delete_insn. Delete
13725 chain backwards rather than forwards.
13726 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
13728 * cfglayout.c (fixup_reorder_chain): Delete unused label.
13730 2012-04-14 Jan Hubicka <jh@suse.cz>
13732 * cgraph.h: Update copyrights;
13733 (symtab_node): Turn to union typedef.
13734 (symtab_node_base): New structure.
13735 (symtab_type): Add SYMTAB_SYMBOL tag.
13736 (cgraph_node): Annotate some pinters with nested_ptr.
13737 (varpool_node): Likewise.
13738 (cgraph_local_info): Remove lto_file_data
13739 and externally_visible.
13740 (cgraph_node): Remove decl; same_comdat_group list;
13741 aux; ref_list; order; address_taken; reachable_from_other_parittion,
13742 in_other_partition; resolution.
13743 (varpool_node): Remove decl; same_comdat_group;
13744 ref_list; lto_file_data; aux; order; resolution; externally_visible;
13745 used_from_other_partition; in_other_partition.
13746 (symtab_node_def): New union.
13747 (cgraph, varpool): Update.
13748 (varpool_first_static_initializer, varpool_next_static_initializer,
13749 cgraph_only_called_directly_or_aliased_p,
13750 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
13751 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
13752 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
13754 * cgraph.c: Likewise.
13755 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
13756 * cgraphbuild.c: Likewise.
13757 * lto-symtab.c: Likewise.
13758 * c-gimplify.c: Likewise.
13759 * value-prof.c: Likewise.
13760 * tree.c: Likewise.
13761 * ipa-cp.c: Likewise.
13762 * tree-emutls.c: Likewise.
13763 * ipa-inline-transform.c: Likwise.
13764 * ipa-reference.c: Likewise.
13765 * cgraphunit.c: Likewise.
13766 * ipa-ref.c: Likewise.
13767 * lto-cgraph.c: Likewise.
13768 * ipa-ref-inline.h: Likewise.
13769 * ipa-pure-const.c: Likewise.
13770 * lto-streamer-out.c: Likewise.
13771 * ipa-utils.c: Likewise.
13772 * ipa-inline.c: Likewise.
13773 * matrix-reorg.c: Likewise.
13774 * tree-eh.c: Likewise.
13775 * tree-vectorizer.c: Likewise.
13776 * ipa-split.c: Likewise.
13778 * trans-mem.c: Likewise.
13779 * ipa-inline-analysis.c: Likewise.
13780 * gimplify.c: Likewise.
13781 * cfgexpand.c: Likewise.
13782 * tree-sra.c: Likewise.
13783 * ipa-prop.c: Likewise.
13784 * varasm.c: Likewise.
13785 * tree-nested.c: Likewise.
13786 * tree-inline.c: Likewise.
13787 * tree-profile.c: Likewise.
13788 * tree-ssa-structalias.c: Likewise.
13789 * passes.c: Likewise.
13790 * varpool.c: Likewise.
13792 2012-04-14 Tom de Vries <tom@codesourcery.com>
13794 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
13795 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
13796 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
13798 (gsi_advance_fw_nondebug_nonlocal): New function.
13799 (local_def): Removed function.
13800 (same_succ_hash): Use stmt_local_def.
13801 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
13802 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
13804 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
13806 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
13807 and __ILP32__ for x32.
13809 2012-04-13 Martin Jambor <mjambor@suse.cz>
13811 PR middle-end/52939
13812 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
13813 fold_ctor_reference returns a zero constant.
13815 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
13817 * config.gcc: Add i386/gnu-user-common.h before all
13818 i386/gnu-user.h and i386/gnu-user64.h usages.
13820 * config/i386/gnu-user-common.h: New.
13822 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
13823 (CC1_SPEC): Likewise.
13824 (ENDFILE_SPEC): Likewise.
13825 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
13826 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
13827 (TARGET_OS_CPP_BUILTINS): Likewise.
13828 (LIBGCC2_HAS_TF_MODE): Likewise.
13829 (LIBGCC2_TF_CEXT): Likewise.
13830 (TF_SIZE): Likewise.
13831 (TARGET_ASM_FILE_END): Likewise.
13832 (STACK_CHECK_MOVING_SP): Likewise.
13833 (STACK_CHECK_STATIC_BUILTIN): Likewise.
13834 * config/i386/gnu-user64.h: Likewise.
13836 2012-04-13 Martin Jambor <mjambor@suse.cz>
13838 * expr.c (expand_expr_real_1): Pass type, not the expression, to
13839 set_mem_attributes for a memory temporary. Do not call the function
13840 for the memory temporary created for a bitfield.
13842 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
13845 * df.h (enum debug_temp_where): New.
13846 (dead_debug_init, dead_debug_finish) Declare.
13847 (dead_debug_add, dead_debug_insert_temp): Declare.
13848 (struct dead_debug_use, struct dead_debug): Moved from...
13849 * df-problems.c: ... here.
13850 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
13852 (df_create_unused_note): Likewise.
13853 (df_set_dead_notes_for_mw): Move comment where it belongs.
13854 (dead_debug_init): Export.
13855 (dead_debug_reset_uses): New, factored out of...
13856 (dead_debug_finish): ...this. Export.
13857 (dead_debug_reset): Remove.
13858 (dead_debug_add): Export.
13859 (dead_debug_insert_before): Rename to...
13860 (dead_debug_insert_temp): ... this. Add where argument. Export.
13861 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
13862 Return insertion count.
13863 (df_note_bb_compute): Adjust.
13864 * dce.c (word_dce_process_block): Adjust dead debug uses.
13865 (dce_process_block): Likewise.
13867 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
13869 * df-problems.c (df_note_bb_compute): Do not take note of
13870 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
13872 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
13875 * var-tracking.c (expand_depth): New type.
13876 (onepart_aux, expand_loc_callback_data): Change depth type to it.
13877 (loc_exp_dep_alloc): Adjust initializer.
13878 (update_depth): Use new type. Add entryvals.
13879 (vt_expand_var_loc_chain): Take note of expansions with
13880 ENTRY_VALUEs, but don't accept them right away. Run an optional
13881 second pass accepting the minimum ENTRY_VALUE count found in the
13883 (vt_expand_loc_callback, INIT_ELCD): Adjust.
13885 2012-04-13 Tom de Vries <tom@codesourcery.com>
13887 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
13888 parameters vuse and vuse_escaped.
13889 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
13890 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
13893 2012-04-13 Richard Guenther <rguenther@suse.de>
13895 PR tree-optimization/52969
13896 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
13897 the condition for the COND_EXPR and handle predicate negation
13898 by swapping the COND_EXPR arms.
13900 2012-04-13 Nick Clifton <nickc@redhat.com>
13902 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
13903 TODO_dump_func flag.
13905 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
13907 PR rtl-optimization/52203
13908 PR rtl-optimization/52715
13910 Revert the 2012-03-07 fix for PR 52203.
13911 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
13912 the insn does not modify DFA right before issuing, adjust
13913 issue_rate accordingly.
13915 2012-04-13 Richard Guenther <rguenther@suse.de>
13918 * c-typeck.c (pointer_diff): Remove bogus assert.
13920 2012-04-13 Richard Guenther <rguenther@suse.de>
13923 * convert.c (convert_to_pointer): Remove special-casing of zero.
13925 2012-04-13 Joey Ye <joey.ye@arm.com>
13927 * config/arm/constraints.md (Pe): New constraint.
13928 * config/arm/arm.md: New split for imm 256-510.
13930 2012-04-13 Terry Guo <terry.guo@arm.com>
13932 * config/arm/arm-cores.def: Added core cortex-m0plus.
13933 * config/arm/arm-tune.md: Regenerated.
13934 * config/arm/arm-tables.opt: Regenerated.
13935 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
13937 2012-04-13 Alan Modra <amodra@gmail.com>
13940 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
13941 tie regs on destination of sets. Delete forward declaration.
13942 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
13943 (rs6000_emit_prologue): Likewise.
13944 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
13946 (is_mem_ref): Use tie_operand to recognise stack ties.
13947 * config/rs6000/predicates.md (tie_operand): New.
13948 * config/rs6000/rs6000.md (restore_stack_block): Generate new
13950 (restore_stack_nonlocal): Likewise.
13951 (stack_tie): Update.
13952 (frame_tie): Delete.
13954 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13956 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
13957 HOST_WIDE_INT_PRINT_DEC in format strings.
13959 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
13962 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
13963 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
13964 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
13965 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
13966 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
13967 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
13968 avx2_permvarv8si using VI4F_256 mode iterator.
13969 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
13970 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
13971 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
13972 gen_avx2_permvarv8sf.
13973 (expand_vec_perm_pshufb): Ditto.
13975 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
13978 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
13979 the list of options to enable the FCFID instruction.
13980 (TARGET_EXTRA_BUILTINS): Adjust comment.
13982 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13984 PR tree-optimization/18589
13985 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
13986 (operand_entry): Add count field.
13987 (add_repeat_to_ops_vec): New function.
13988 (completely_remove_stmt): Likewise.
13989 (remove_def_if_absorbed_call): Likewise.
13990 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
13991 (acceptable_pow_call): New function.
13992 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
13993 entries with repeat counts when found.
13994 (repeat_factor_d): New struct and associated typedefs.
13995 (repeat_factor_vec): New static vector variable.
13996 (compare_repeat_factors): New function.
13997 (get_reassoc_pow_ssa_name): Likewise.
13998 (attempt_builtin_powi): Likewise.
13999 (reassociate_bb): Call attempt_builtin_powi.
14000 (fini_reassoc): Two new calls to statistics_counter_event.
14002 2012-04-12 Richard Guenther <rguenther@suse.de>
14004 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
14005 * cgraph.h (tree_rest_of_compilation): Remove.
14006 * cgraph.c (cgraph_add_new_function): Move ...
14007 * cgraphunit.c (cgraph_add_new_function): ... here.
14008 (tree_rest_of_compilation): Make static.
14009 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
14010 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
14011 gate_all_early_local_passes, execute_all_early_local_passes,
14012 pass_early_local_passes, gate_all_early_optimizations,
14013 pass_all_early_optimizations): Move ...
14014 * passes.c (gate_all_optimizations, pass_all_optimizations,
14015 gate_all_early_local_passes, execute_all_early_local_passes,
14016 pass_early_local_passes, gate_all_early_optimizations,
14017 pass_all_early_optimizations): ... here.
14018 * tree-optimize.c (execute_free_datastructures): Remove.
14019 * tree-flow.h (execute_free_datastructures): Remove.
14020 * tree-optimize.c (execute_init_datastructures,
14021 pass_init_datastructures): Move ...
14022 * tree-ssa.c (execute_init_datastructures,
14023 pass_init_datastructures): ... here.
14024 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
14025 execute_free_datastructures.
14027 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
14029 * dbgcnt.def (ira_move): New counter.
14030 * ira-int.h (ira_create_new_reg): Declare function.
14031 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
14032 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
14033 no longer static. All callers changed.
14034 * ira.c: Include "dbgcnt.h".
14035 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
14036 move_unallocated_pseudos): New static functions.
14037 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
14038 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
14039 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
14040 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
14041 to the pseudos generated in find_moveable_pseudos.
14042 * Makefile.in (ira.o): Add $(DBGCNT_H).
14044 2012-04-12 Richard Guenther <rguenther@suse.de>
14046 PR tree-optimization/52943
14047 * tree-chrec.h (chrec_is_positive): Remove.
14048 * tree-scalar-evolution.c (chrec_is_positive): Move ...
14049 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
14050 Return false for a constant zero instead of negative.
14051 (analyze_siv_subscript_cst_affine): Handle zero difference
14052 in the initial condition explicitely.
14054 2012-04-12 Richard Guenther <rguenther@suse.de>
14056 * tree-parloops.c (parallelize_loops): Also consult the upper
14057 bound for the number of iterations.
14058 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14059 (loop_prefetch_arrays): Likewise.
14061 2012-04-12 Richard Guenther <rguenther@suse.de>
14063 * cfgloop.h (estimated_loop_iterations_int): Ditch
14064 'conservative' parameter.
14065 (max_stmt_executions_int): Likewise.
14066 (estimated_loop_iterations): Likewise.
14067 (max_stmt_executions): Likewise.
14068 (max_loop_iterations): Declare.
14069 (max_loop_iterations_int): Likewise.
14070 (estimated_stmt_executions): Likewise.
14071 (estimated_stmt_executions_int): Likewise.
14072 * tree-ssa-loop-niter.c (estimated_loop_iterations):
14074 (max_loop_iterations): ... this.
14075 (estimated_loop_iterations_int): Split parts to ...
14076 (max_loop_iterations_int): ... this.
14077 (max_stmt_executions_int): Split parts to ...
14078 (estimated_stmt_executions_int): ... this.
14079 (max_stmt_executions): Split parts to ...
14080 (estimated_stmt_executions): ... this.
14081 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
14082 * predict.c (predict_loops): Likewise.
14083 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
14084 (analyze_siv_subscript_cst_affine): Likewise.
14085 (compute_overlap_steps_for_affine_1_2): Likewise.
14086 (analyze_subscript_affine_affine): Likewise.
14087 (init_omega_for_ddr_1): Likewise.
14088 * tree-parloops.c (parallelize_loops): Likewise.
14089 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
14090 (may_eliminate_iv): Likewise.
14091 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
14092 (loop_prefetch_arrays): Likewise.
14093 * tree-vrp.c (adjust_range_with_scev): Likewise.
14095 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
14097 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
14098 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
14100 (dump_table): Use bool type for need_align and have_df variables.
14101 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
14102 (regs_used): Remove register modifier.
14103 (barrier_align): Move variables slot, credit, jump_to_next
14104 into if block above for loop. Use bool type for jump_to_next.
14105 (sh_function_arg): Use NULL_RTX instead of 0.
14107 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
14109 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
14110 (bswapsi2): New expander.
14112 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
14114 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
14115 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
14117 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
14119 PR rtl-optimization/52876
14120 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
14121 Don't call mark_reg_pointer for incompatible pointer sign extension.
14123 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
14126 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
14128 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
14129 comparisons against TYPE_PRECISION.
14130 * tree-ssa-forwprop.c (combine_conversions): Likewise.
14132 2012-04-11 Xinliang David Li <davidxl@google.com>
14134 * tree-passes.h: Remove TODO_dump_func.
14135 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
14136 * trans-mem.c: Remove TODO_dump_func.
14137 * ira.c: Remove TODO_dump_func.
14139 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
14141 * config/i386/i386.c (ix86_option_override_internal): Check
14142 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
14143 after TARGET_64BIT is updated.
14145 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
14147 * config/sh/sh.h: Remove old secondary reload code.
14149 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
14151 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
14152 (ready_reorder): ... this function.
14154 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
14156 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
14159 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
14160 insns so that no other insn is queued for a time before them.
14162 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
14165 2012-04-11 Richard Guenther <rguenther@suse.de>
14167 PR middle-end/52621
14168 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
14169 consider loop nesting.
14170 (evolution_function_is_univariate_p): Properly check the remainder
14173 2012-04-11 Richard Guenther <rguenther@suse.de>
14175 PR middle-end/52918
14176 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
14178 2012-04-11 Nick Clifton <nickc@redhat.com>
14180 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
14181 information, if requested.
14183 * config/rx/rx.c (rx_expand_prologue): Likewise.
14185 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
14186 Michael Matz <matz@suse.de>
14189 * rtlanal.c (unsigned_reg_p): New function.
14190 Update copyright notice dates.
14191 * rtl.h (unsigned_reg_p): Prototype it.
14192 Update copyright notice dates.
14193 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
14195 * expr.c (expand_expr_real_1): Set register attributes.
14196 * stmt.c (expand_case): Likewise.
14198 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
14201 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
14202 consider_sh2a and allow_zero.
14203 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
14204 (disp_addr_displacement): New function.
14205 (sh_address_cost): Use disp_addr_displacement function instead
14206 of DISP_ADDR_OFFSET.
14207 (sh_legitimate_address_p): Adapt to changed
14208 sh_legitimate_index_p declaration.
14209 (sh_find_mov_disp_adjust): Remove HImode check.
14210 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
14211 disp_addr_displacement and max_mov_insn_displacement.
14212 (max_mov_insn_displacement): Remove HImode check.
14213 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
14214 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
14215 * config/sh/constraints.md (K05, K13): New constraints.
14216 (K12): Correct comment.
14217 (Sdd): Do not use DISP_ADDR_P macro.
14218 (Snd, Sbw): Use satisfies_constraint_Sdd.
14219 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
14220 (*extendhisi2_compact, movhi_i): Remove.
14221 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
14222 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
14223 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
14224 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
14225 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
14226 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
14227 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
14229 Add new peepholes for HImode displacement addressing.
14231 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
14233 * config/sh/sh.h (SIDI_OFF): Remove.
14234 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
14235 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
14236 or operand_subword.
14238 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
14241 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
14242 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
14243 * doc/md.texi (Standard Names): Add bswap.
14244 * builtin-types.def (BT_UINT16): New primitive type.
14245 (BT_FN_UINT16_UINT16): New function type.
14246 * builtins.def (BUILT_IN_BSWAP16): New.
14247 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
14248 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
14249 expand_builtin_bswap.
14250 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
14251 (fold_builtin_1): Likewise.
14252 (is_inexpensive_builtin): Likewise.
14253 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
14254 missing bits for bswap to libcall code.
14255 * tree.c (build_common_tree_nodes): Build uint16_type_node.
14256 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
14257 (uint16_type_node): New define.
14258 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
14259 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
14261 (rs6000_init_builtins): Likewise.
14262 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
14264 2012-04-11 Tristan Gingold <gingold@adacore.com>
14266 * doc/extend.texi (Type Attributes): Move paragraph.
14268 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
14271 * diagnostic.h (show_caret): Declare.
14272 (caret_max_width): Declare.
14273 (diagnostic_show_locus): Declare.
14274 * diagnostic.c (diagnostic_initialize): Initialize to false.
14275 (diagnostic_show_locus): New.
14276 (diagnostic_report_diagnostic): Call it.
14277 (getenv_columns): New.
14278 (adjust_line): New.
14279 (diagnostic_set_caret_max_width): New.
14280 * input.c (read_line): New.
14281 (location_get_source_line): New.
14282 * input.h (location_get_source_line): Declare.
14283 * toplev.c (general_init): Initialize show_caret from options.
14284 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
14285 * opts.c (common_handle_option): Likewise.
14286 * pretty-print.h (pp_get_prefix): New.
14287 (pp_base_get_prefix): New.
14288 * common.opt (fdiagnostics-show-caret): New option.
14289 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
14291 2012-04-11 Richard Guenther <rguenther@suse.de>
14293 PR rtl-optimization/52881
14294 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
14296 2012-04-11 Richard Guenther <rguenther@suse.de>
14298 PR tree-optimization/52912
14299 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
14300 manipulation code we are threading through a loop header
14301 to an exit destination.
14303 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
14305 * tree.h (warn_if_unused_value): Move declaration from here.
14306 * stmt.c (warn_if_unused_value): Move definition from here.
14308 2012-04-10 Michael Matz <matz@suse.de>
14310 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
14312 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
14313 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
14314 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
14315 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
14316 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
14317 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
14318 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
14319 (vect_record_strided_load_vectors): Rename to
14320 vect_record_grouped_load_vectors.
14321 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
14322 Rename use of above macros.
14323 (vect_verify_datarefs_alignment): Ditto.
14324 (vector_alignment_reachable_p): Ditto.
14325 (vect_peeling_hash_get_lowest_cost): Ditto.
14326 (vect_enhance_data_refs_alignment): Ditto.
14327 (vect_analyze_group_access): Ditto and rename stride to groupsize.
14328 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
14329 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
14330 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
14331 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
14332 (vect_record_strided_load_vectors): Rename to
14333 vect_record_grouped_load_vectors.
14334 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
14335 (destroy_loop_vec_info): Ditto.
14336 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
14337 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
14338 (vect_analyze_slp): Ditto.
14339 (new_bb_vec_info): Ditto.
14340 (destroy_bb_vec_info): Ditto.
14341 (vect_schedule_slp_instance): Ditto and rename strided_store to
14343 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
14344 vect_cost_group_size.
14345 (vect_model_store_cost): Rename use of above macros and call
14346 to vect_cost_strided_group_size.
14347 (vect_model_load_cost): Ditto.
14348 (vectorizable_store): Ditto, rename strided_store to grouped_store
14349 and calls to renamed tree-vectorizer.h functions.
14350 (vectorizable_load): Ditto.
14351 (vect_transform_stmt): Rename use of above macros and strided_store
14354 2012-04-10 Jan Hubicka <jh@suse.cz>
14356 * cgraph.h: Remove misledaing comment on ipa-ref.h.
14357 (symtab_type): New enum.
14358 (symtab_node): New structure.
14359 (cgraph_node, varpool_node): Add symbol base type.
14360 (cgraph, varpool): New accestor functions.
14361 * cgraph.c (cgraph_create_node_1): Set symbol type.
14362 * varpool.c (varpool_node): Set symbol type.
14364 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
14365 Richard Sandiford <rdsandiford@googlemail.com>
14367 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
14369 2012-04-10 Richard Guenther <rguenther@suse.de>
14371 PR middle-end/52888
14372 * gimple-low.c (gimple_check_call_args): Properly account for
14373 compatible aggregate types.
14375 2012-04-10 Richard Guenther <rguenther@suse.de>
14377 * toplev.h (tree_rest_of_compilation): Remove.
14378 * tree-optimize.c (tree_rest_of_compilation): Likewise.
14379 * cgraph.h (tree_rest_of_compilation): Declare.
14380 * tree-optimize.c (tree_rest_of_compilation): Move ...
14381 * cgraphunit.c (tree_rest_of_compilation): ... here.
14382 * cgraph.c (cgraph_add_new_function): Adjust.
14383 * Makefile.in (tree-optimize.o): Adjust.
14384 (cgraphunit.o): Likewise.
14386 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
14388 PR tree-optimization/52870
14389 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
14390 presumed pattern statement is within the same loop or basic block.
14392 2012-04-10 Tristan Gingold <gingold@adacore.com>
14394 * gengtype.c (main): Make uintptr_t a known type.
14396 2012-04-10 Richard Guenther <rguenther@suse.de>
14398 * tree-pass.h (tree_lowering_passes): Remove.
14399 * tree-optimize.c (tree_lowering_passes): Remove.
14400 * cgraph.c (cgraph_add_new_function): Inline relevant parts
14401 of tree_lowering_passes, avoid redundant call of early local passes.
14402 * cgraphunit.c (cgraph_lower_function): Fold into ...
14403 (cgraph_analyze_function): ... its single caller. Inline
14404 relevant parts of tree_lowering_passes.
14406 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
14409 * config/pa/pa.opt: Remove SIO and GNU_LD.
14411 2012-04-09 Jan Hubicka <jh@suse.cz>
14416 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
14417 boundary, add its target too.
14418 * lto.c (add_references_to_partition): Add also aliased nodes.
14419 (add_cgraph_node_to_partition,
14420 add_varpool_node_to_partition): Work on nodes, not functions/variables;
14421 when adding alias, add also the aliased object.
14423 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
14426 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
14427 VOIDmode immediate operands.
14428 * config/i386/constraints.md (Wz): New constraint.
14429 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
14431 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
14434 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
14435 the DECL generated for the special GOT helper.
14437 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
14439 * config/sh/constraints.md: Update list of constraints in
14441 (Sr0): Remove unused memory constraint.
14443 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
14445 * tree-pretty-print.h: Update comment.
14447 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
14449 * config/sh/sh.md: Use braced string notation where applicable.
14450 (*prefetch_i4, prefetch_m2a): Merge into ...
14451 (*prefetch): ... this new insn.
14453 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
14455 * config/sh/sh.h (high_life_started): Remove
14456 * config/sh/predicates.md (general_movdst_operand): Use
14457 'reload_in_progress' instead of 'high_life_started'.
14458 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
14459 divsi_inv_fp): Likewise.
14461 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
14463 * config/sh/sh-protos.h (prepare_move_operands): Return void
14465 * config/sh/sh.c (prepare_move_operands): Likewise.
14466 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
14468 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
14470 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
14471 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
14472 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
14473 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
14474 commutative_float_operator, noncommutative_float_operator,
14475 sh_handle_pragma): Remove.
14477 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
14479 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
14480 Use @option markup on command-line options. Use @samp markup on
14481 literal keywords to options. Use @code markup on code fragments.
14482 Use other markup in preference to quotation marks in the text.
14483 Add markup to some passages without any.
14485 2012-04-06 Mike Stump <mikestump@comcast.net>
14487 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
14489 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
14491 * config/sh/sh.c (hi_const): Remove.
14492 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
14495 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
14497 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
14499 * config/sh/sh.c (sh_expand_t_scc): Likewise.
14500 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
14501 calling sh_expand_t_scc.
14503 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
14505 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
14506 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
14507 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
14508 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
14509 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
14510 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
14511 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
14512 sh2a_is_function_vector_call): Use bool as return type.
14513 (sh_pass_in_reg_p): Remove.
14514 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
14515 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
14516 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
14517 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
14518 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
14519 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
14520 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
14521 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
14522 sh_loads_bankedreg_p): Use bool as return type.
14523 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
14524 'register' modifier.
14526 2012-04-06 Matt Turner <mattst88@gmail.com>
14528 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
14530 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
14532 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
14533 of the destination isn't also a FP_REGS register.
14535 2012-04-05 Teresa Johnson <tejohnson@google.com>
14536 H.J. Lu <hongjiu.lu@intel.com>
14538 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
14539 * config/i386/i386.md (move immediate to memory peephole2):
14540 Add cases for HImode move when LCP stall avoidance is needed.
14541 * config/i386/i386.c (initial_ix86_tune_features): Initialize
14542 X86_TUNE_LCP_STALL entry.
14544 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
14547 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
14548 CONST_INT operands, zero-extended with AND.
14550 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
14553 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
14554 first argument instead of mode size. Move displacement calculations
14556 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
14557 ... these new functions.
14558 (disp_adjust): Remove max_mov_disp field.
14559 (sh_legitimate_index_p): Use max_mov_insn_displacement and
14560 mov_insn_alignment_mask.
14561 (sh_address_cost): Use max_mov_insn_displacement.
14563 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
14565 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
14566 (arch_enabled): Handle new arch types.
14567 (one_cmpldi2): Add NEON support.
14569 2012-04-05 Richard Guenther <rguenther@suse.de>
14571 * gimple.c (walk_gimple_op): Compute val_only for the LHS
14572 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
14573 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
14574 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
14575 ... here and make static.
14576 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
14579 2012-04-05 Richard Guenther <rguenther@suse.de>
14581 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
14582 basic-block before removing it.
14584 2012-04-05 Richard Guenther <rguenther@suse.de>
14586 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
14587 version namespace as we release the freelist.
14589 2012-04-05 Richard Guenther <rguenther@suse.de>
14591 * tree-nrv.c (tree_nrv): Release VDEFs.
14592 * tree-sra.c (sra_modify_constructor_assign): Likewise.
14593 (sra_modify_assign): Likewise.
14594 * tree-vect-stmts.c (vect_remove_stores): Likewise.
14595 * tree-vect-loop.c (vect_transform_loop): Likewise.
14596 * tree-ssa-dom.c (optimize_stmt): Likewise.
14597 * tree-vect-slp.c (vect_schedule_slp): Likewise.
14598 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
14600 2012-04-05 Richard Guenther <rguenther@suse.de>
14602 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
14604 * gimple.h (gsi_remove): Adjust.
14605 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
14606 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
14607 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
14608 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
14609 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
14610 * tree-ssa-pre.c (eliminate): Likewise.
14612 2012-04-04 Mike Stump <mikestump@comcast.net>
14614 * doc/rtl.texi (const_double): Document as sign-extending.
14615 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
14616 * emit-rtl.c (immed_double_int_const): Refine to state the
14618 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
14619 CONST_DOUBLE integers.
14620 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
14621 negative values are converted. Fix conversions bigger than
14622 HOST_BITS_PER_WIDE_INT.
14623 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
14624 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
14625 * explow.c (plus_constant_mode): Add.
14626 (plus_constant): Implement with plus_constant_mode.
14627 * rtl.h (plus_constant_mode): Add.
14629 2012-04-04 Richard Guenther <rguenther@suse.de>
14631 PR tree-optimization/52808
14632 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
14633 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
14635 2012-04-04 Tristan Gingold <gingold@adacore.com>
14637 * expr.c (expand_expr_real_2): Handle larger sizetype in
14640 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
14642 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
14643 to m2a-single instead of m2e.
14645 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
14647 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
14648 Change type of BITOFFSET to signed. Make sure the lower bound of
14649 the computed range is non-negative by adjusting OFFSET and BITPOS.
14650 (expand_assignment): Adjust call to get_bit_range.
14652 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
14654 * h8300/h8300.c (h8300_current_function_monitor_function_p):
14655 New function. Added to check monitor functions.
14656 (h8300_option_override): Modified to generate error/warning
14657 messages for invalid combinations of different command line
14659 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
14660 save EXR on stack for monitor function in case of H8S target
14661 when "-mno-exr" is passed.
14662 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
14664 * doc/invoke.texi: Document H8S options.
14666 2012-04-03 Tristan Gingold <gingold@adacore.com>
14668 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
14669 of gcc_AC_FUNC_MMAP_BLACKLIST.
14670 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
14671 * Makefile.in (aclocal_deps): Add mmap.m4.
14672 * configure: Regenerate.
14673 * aclocal.m4: Regenerate.
14675 2012-04-03 Richard Guenther <rguenther@suse.de>
14677 PR tree-optimization/52808
14678 * tracer.c (tail_duplicate): Return whether we have duplicated
14680 (tracer): If we have duplicated any block, cleanup the CFG.
14681 * cfghooks.c (duplicate_block): If we duplicated a loop
14682 header but not its loop, destroy the loop because it now has
14684 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
14685 the cfg manipulation routines we are not creating a multiple
14688 2012-04-03 Tristan Gingold <gingold@adacore.com>
14690 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
14692 (vms_c_common_override_options): Allow parameterless variadic
14695 2012-04-03 Jakub Jelinek <jakub@redhat.com>
14697 PR tree-optimization/52835
14698 * tree-data-ref.c (build_rdg): Return NULL if
14699 compute_data_dependences_for_loop failed.
14701 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
14703 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
14704 for REAL_CST as well.
14705 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
14706 In the bitfield case, if the value is a REAL_CST, convert it first to
14709 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
14711 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
14712 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
14713 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
14715 * config/i386/biarchx32.h: New.
14717 2012-04-02 Anatoly Sokolov <aesok@post.ru>
14719 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
14720 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
14721 (arm_preferred_reload_class): New function.
14723 2012-04-02 Richard Guenther <rguenther@suse.de>
14725 PR tree-optimization/52756
14726 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
14727 (thread_through_loop_header): After threading through the loop latch
14728 remove the split part from the loop and clear further threading
14729 opportunities that would create a multiple entry loop.
14731 2012-04-02 Richard Guenther <rguenther@suse.de>
14733 PR rtl-optimization/52800
14734 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
14735 CLEANUP_CFG_CHANGED.
14737 2012-04-02 Richard Guenther <rguenther@suse.de>
14739 PR middle-end/52803
14740 * loop-init.c (gate_handle_loop2): Destroy loops here if
14741 we don't enter RTL loop optimizers.
14743 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
14746 2012-03-29 Richard Guenther <rguenther@suse.de>
14748 * rtl.h (extended_count): Remove.
14749 * combine.c (extended_count): Remove.
14751 2012-04-02 Dodji Seketeli <dodji@redhat.com>
14754 * pt.c (more_specialized_fn): Don't apply decay conversion to
14755 types of function parameters.
14757 2012-04-02 Tristan Gingold <gingold@adacore.com>
14759 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
14760 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
14761 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
14762 (ggc_pch_this_base): Use uintptr_t instead of size_t.
14764 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
14767 * config/i386/i386.c (ix86_option_override_internal): Don't
14768 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
14770 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
14772 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
14773 (stmt_can_make_abnormal_goto): Use it.
14774 (is_ctrl_altering_stmt): Likewise.
14776 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
14777 Kaz Kojima <kkojima@gcc.gnu.org>
14779 * config/sh/sh.c (push_regs): Skip banked registers when
14780 resbank attribute is specified.
14781 (sh_expand_epilogue): Likewise.
14783 2012-03-30 Richard Henderson <rth@redhat.com>
14786 * combine-stack-adj.c (prev_active_insn_bb): New.
14787 (next_active_insn_bb): New.
14788 (force_move_args_size_note): New.
14789 (combine_stack_adjustments_for_block): Use it.
14791 2012-03-30 Richard Henderson <rth@redhat.com>
14793 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
14794 (ix86_expand_vector_init_duplicate): Initialize it.
14795 (expand_vec_perm_palignr): Likewise.
14796 (ix86_expand_vec_perm_const): Likewise.
14797 (ix86_vectorize_vec_perm_const_ok): Likewise.
14798 (expand_vec_perm_blend): Use it.
14799 (expand_vec_perm_vpermil): Likewise.
14800 (expand_vec_perm_pshufb): Likewise.
14801 (expand_vec_perm_1): Likewise.
14802 (expand_vec_perm_pshuflw_pshufhw): Likewise.
14803 (expand_vec_perm_interleave2): Likewise.
14804 (expand_vec_perm_vpermq_perm_1): Likewise.
14805 (expand_vec_perm_vperm2f128): Likewise.
14806 (expand_vec_perm_interleave3): Likewise.
14807 (expand_vec_perm_vperm2f128_vblend): Likewise.
14808 (expand_vec_perm_vpshufb2_vpermq): Likewise.
14809 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
14810 (expand_vec_perm_broadcast): Likewise.
14811 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
14813 2012-03-30 Richard Henderson <rth@redhat.com>
14815 * dwarf2out.c (gen_variable_die): Initialize off.
14817 2012-03-30 Tristan Gingold <gingold@adacore.com>
14819 * config/vms/vms-f.c: New file.
14820 * config/vms/t-vms (vms-f.o): New rule.
14821 * config.gcc (*-*-*vms*): Define fortran_target_objs.
14823 2012-03-30 Richard Guenther <rguenther@suse.de>
14825 PR tree-optimization/52754
14826 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
14827 propagate arbitrary addresses into really plain dereferences.
14829 2012-03-30 Richard Guenther <rguenther@suse.de>
14831 PR middle-end/52772
14832 * except.c (emit_to_new_bb_before): Move loop updating ...
14833 (dw2_build_landing_pads): ... here. Use a proper block for
14834 querying the loop father.
14836 2012-03-30 Tristan Gingold <gingold@adacore.com>
14838 * config/ia64/ia64.c (ia64_section_type_flags): Remove
14839 common_object attribute handling.
14840 (SECTION_VMS_OVERLAY): Remove
14841 (ia64_vms_common_object_attribute): Replace abort with an assert.
14842 Do not set DECL_SECTION_NAME.
14843 (ia64_vms_output_aligned_decl_common): Handle common_object
14845 (ia64_vms_elf_asm_named_section): Remove.
14846 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
14848 2012-03-30 Richard Guenther <rguenther@suse.de>
14850 PR middle-end/52786
14851 * double-int.c (rshift_double): Remove not needed cast.
14853 2012-03-30 Richard Guenther <rguenther@suse.de>
14855 * tree-affine.h (print_aff): Remove.
14856 * tree-affine.c (print_aff): Make static.
14857 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
14858 (get_references_in_stmt): Likewise.
14859 (print_direction_vector): Likewise.
14860 (print_dir_vectors): Likewise.
14861 (print_dist_vectors): Likewise.
14862 (dump_subscript): Likewise.
14863 (dump_ddrs): Likewise.
14864 (dump_dist_dir_vectors): Likewise.
14865 (dump_data_references): Likewise.
14866 (dump_data_dependence_relation): Likewise.
14867 (dump_data_dependence_direction): Likewise.
14868 (dump_rdg_vertex): Likewise.
14869 (dump_rdg_component): Likewise.
14870 (debug_ddrs): Declare.
14871 (struct data_ref_loc_d): Move ...
14872 * tree-data-ref.c (struct data_ref_loc_d): ... here.
14873 (get_references_in_stmt): Make static.
14874 (dump_data_references): Likewise.
14875 (dump_subscript): Likewise.
14876 (print_direction_vector): Likewise.
14877 (print_dir_vectors): Likewise.
14878 (print_dist_vectors): Likewise.
14879 (dump_data_dependence_relation): Likewise.
14880 (dump_dist_dir_vectors): Likewise.
14881 (dump_ddrs): Likewise.
14882 (dump_rdg_vertex): Likewise.
14883 (dump_rdg_component): Likewise.
14884 (debug_ddrs): New function.
14885 (access_matrix_get_index_for_parameter): Remove.
14887 2012-03-30 Tristan Gingold <gingold@adacore.com>
14889 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
14890 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
14891 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
14892 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
14893 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
14894 (vms_patch_builtins): Handle new flags
14895 * config/vms/vms-crtlmap.map: Completed using nm on
14896 c and math system libraries.
14897 * config/vms/make-crtlmap.awk: Handle any number of flags.
14899 2012-03-30 Martin Jambor <mjambor@suse.cz>
14901 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
14902 is a builtin_stack_save in a dominating BB.
14904 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
14906 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
14907 crossing 128bit lane boundary.
14909 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
14911 * ira-color.c (setup_left_conflict_sizes_p): Process all
14912 conflicting objects.
14914 2012-03-29 Jakub Jelinek <jakub@redhat.com>
14916 PR tree-optimization/52760
14917 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
14918 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
14920 2012-03-29 Richard Guenther <rguenther@suse.de>
14922 * cgraph.h (cgraph_materialize_all_clones): Remove.
14923 (reset_inline_failed): Likewise.
14924 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
14925 * cgraphbuild.c (reset_inline_failed): Remove.
14926 * rtl.h (cse_main): Remove.
14927 (extended_count): Likewise.
14928 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
14929 (cse_main): Make static.
14930 * combine.c (extended_count): Remove.
14931 (dump_combine_stats): Mark as DEBUG_FUNCTION.
14932 * basic-block.h (reorder_basic_blocks): Remove.
14933 * bb-reorder.c (reorder_basic_blocks): Make static.
14934 * Makefile.in (dse.o): Remove dse.h dependency.
14936 * dse.c (gate_dse): Remove.
14937 (clear_alias_mode_eq): Likewise.
14938 (clear_alias_mode_hash): Likewise.
14939 (dse_record_singleton_alias_set): Likewise.
14940 (dse_invalidate_singleton_alias_set): Likewise.
14942 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
14944 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
14945 crtbegin_so%O%s for -shared.
14946 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
14948 2012-03-29 Richard Guenther <rguenther@suse.de>
14950 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
14951 (add_to_value): Remove.
14952 (print_value_expressions): Likewise.
14953 * tree-ssa-pre.c (add_to_value): Make static.
14954 (print_value_expressions): Likewise.
14955 * gimple.h (gimple_adjust_this_by_delta): Remove.
14956 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
14958 2012-03-29 Richard Guenther <rguenther@suse.de>
14960 PR middle-end/50708
14961 * double-int.h (rshift_double): Remove.
14962 * double-int.c (lshift_double): Use absu_hwi to make count positive.
14963 (rshift_double): Make static, take unsigned count argument,
14964 remove handling of negative count argument.
14965 (double_int_rshift): Dispatch to lshift_double.
14967 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
14969 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
14970 OPTION_MASK_ABI_64.
14972 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
14973 (SPEC_X32): Likewise.
14974 (MULTILIB_DEFAULTS): Likewise.
14976 * config/i386/i386.c (isa_opts): Remove -m64.
14977 (ix86_target_string): Properly handle -m32/-m64/-mx32.
14978 (ix86_option_override_internal): Properly
14979 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
14980 handle -m32, -m64 and -mx32.
14982 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
14983 with OPTION_ABI_X32. Moved after TARGET_LP64.
14984 (TARGET_LP64): Changed to OPTION_ABI_64.
14986 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
14987 (mx32): Replace ISA_X32 with ABI_X32.
14989 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
14991 * tree.c (tree_size) <VECTOR_CST>: New case.
14993 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
14995 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
14996 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
14998 2012-03-28 Jakub Jelinek <jakub@redhat.com>
15000 PR middle-end/52691
15001 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
15002 __builtin_va_start to __builtin_next_arg if the latter is
15003 builtin_decl_explicit_p rather than when it is not.
15005 PR middle-end/52750
15006 * tree-vect-generic.c (vector_element): Perform multiplication
15007 for pos in bitsizetype type instead of idx type.
15009 2012-03-28 Richard Guenther <rguenther@suse.de>
15011 * loop-init.c (loop_optimizer_init): If loops are preserved
15012 perform incremental initialization of required loop features.
15013 (loop_optimizer_finalize): If loops are to be preserved only
15014 clean up optional loop features.
15015 (rtl_loop_done): Forcefully free loops here.
15016 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
15017 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
15019 (construct_init_block): Likewise.
15020 (construct_exit_block): Likewise.
15021 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
15022 the CFG after expanding.
15023 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
15024 If we needed to calculate them, free them afterwards.
15025 * tree-pass.h (PROP_loops): New define.
15026 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
15027 * basic-block.h (CLEANUP_CFG_CHANGED): New.
15028 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
15029 (cleanup_cfg): If we did something and have loops around, fix them up.
15030 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
15031 with CLEANUP_CFG_CHANGED.
15032 * cfghooks.c (merge_blocks): If we merge a loop header into
15033 its predecessor, update the loop structure.
15034 (duplicate_block): If we copy a loop latch, adjust loop state
15035 to note we may have multiple latches.
15036 (delete_basic_block): Mark loops for fixup if we remove a loop.
15037 * cfganal.c (forwarder_block_p): Protect loop latches, headers
15039 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
15040 (cfg_layout_can_merge_blocks_p): Likewise.
15041 * cprop.c (bypass_block): If we create a loop with multiple
15042 entries, mark it for removal.
15043 * except.c (emit_to_new_bb_before): Add the new basic-block
15045 * tree-eh.c (lower_resx): Likewise.
15046 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
15047 (expand_omp_taskreg): Likewise.
15048 * tree-inline.c (initialize_cfun): Likewise.
15049 * tree-mudflap.c (add_bb_to_loop): Prototype.
15050 (mf_build_check_statement_for): Properly add new basic-blocks
15052 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
15053 if we remove a loop.
15054 (thread_through_loop_header): Likewise.
15055 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
15056 new basic-blocks to existing loops.
15057 (expand_transaction): Likewise.
15058 * Makefile.in (except.o): Add $(CFGLOOP_H).
15059 (expr.o): Likewise.
15060 (cgraph.o): Likewise.
15061 (cprop.o): Likewise.
15062 (cfgexpand.o): Likewise.
15063 (cfganal.o): Likewise.
15064 (trans-mem.o): Likewise.
15065 (tree-eh.o): Likewise.
15067 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
15070 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
15071 (avr_builtin_decl): New static function.
15072 (struct avr_builtin_description, avr_bdesc): Move up.
15073 Add GTY marker. Add field fndecl. Remove redundant field id.
15074 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
15075 (avr_expand_builtin): Code cleanup because .id is removed.
15077 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
15080 * config.gcc (tm_file): Remove avr/multilib.h.
15082 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
15084 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
15085 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
15086 * config/avr/t-avr: Remove generation of multilib.h.
15087 * config/avr/t-multilib: Regenerate.
15088 * config/avr/multilib.h: Remove.
15089 * config/avr/avr.opt (-msp8): New option.
15090 (avr_sp8): New variable.
15091 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
15092 * config/avr/avr.h (AVR_HAVE_SPH): New define.
15093 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
15094 (avr_device_to_sp8): New prototype.
15095 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
15096 (DRIVER_SELF_SPECS): New define.
15097 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
15098 __AVR_SP8__, __AVR_HAVE_SPH__.
15099 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
15100 AVR_HAVE_8BIT_SP to decide if SP_H is present.
15101 (avr_file_start): Ditto.
15103 2012-03-28 Jakub Jelinek <jakub@redhat.com>
15106 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
15107 instead of 8 in adjust_address.
15109 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
15111 PR middle-end/51893
15112 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
15115 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
15118 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
15119 Rearrange conditional logic. Move displacement address calculations
15121 (sh_find_mov_disp_adjust): ... this new function.
15123 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
15125 * config/arm/arm.opt (mapcs): Remove MaskExists.
15126 * config/cris/linux.opt (mno-gotplt): Likewise.
15127 * config/i386/i386.opt (mhard-float): Likewise.
15129 (mno-sse4): Likewise.
15130 * config/m68k/m68k.opt (mhard-float): Likewise.
15131 * config/mep/mep.op (mcop32): Likewise.
15132 * config/pa/pa-hpux.opt (msio): Likewise.
15133 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
15134 * config/picochip/picochip.opt (mlittle): Likewise.
15135 * config/sh/sh.opt (mrenesas): Likewise.
15136 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
15137 * config/sparc/sparc.opt (mhard-float): Likewise.
15138 * config/v850/v850.opt (mv850es): Likewise.
15139 * config/vax/vax.opt (mg-float): Likewise.
15141 2012-03-27 Martin Jambor <mjambor@suse.cz>
15143 PR middle-end/52693
15144 * tree-sra.c (sra_modify_assign): Do not call
15145 load_assign_lhs_subreplacements when working with an unscalarizable
15148 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
15151 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
15153 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
15154 * config/i386/i386.c: Include reload.h.
15155 (ix86_legitimize_reload_address): New function.
15157 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
15159 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
15160 hasn't been allocated. Define a target macro for Mask and
15161 InverseMask if it hasn't been defined. Remove MaskExists handling.
15163 * doc/options.texi: Remove MaskExists.
15165 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
15168 * config/sh/sh.c (find_barrier): Add equality check of last_got
15169 to avoid going above orig insn. Update comments.
15171 2012-03-27 Richard Guenther <rguenther@suse.de>
15173 PR middle-end/52720
15174 * fold-const.c (try_move_mult_to_index): Handle &x.array more
15177 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
15179 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
15180 of a unit before computing the offset in units.
15181 * expr.c (get_bit_range): Return the null range if the enclosing record
15182 is part of a larger bit field.
15184 2012-03-27 Tristan Gingold <gingold@adacore.com>
15186 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
15187 * config/ia64/ia64.md: Remove mode in template.
15188 Sign extend operand in expand_simple_binop.
15189 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
15190 CASE_VECTOR_MODE instead of TARGET_ILP32.
15191 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
15193 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
15195 * varasm.c (assemble_external): #if 0 out the new assert from the
15196 previous commit, it breaks the Java and Go front ends.
15198 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
15200 * toplev.c (check_global_declaration_1): Do not call assemble_external.
15201 * expr.c (emit_block_move_libcall_fn): Likewise.
15202 (clear_storage_libcall_fn): Likewise.
15203 (expand_expr_addr_expr_1): Likewise.
15204 (expand_expr_real_1): Likewise.
15205 * calls.c (rtx_for_function_call): Likewise.
15207 * varasm.c (assemble_external): Assert this function is only called
15208 during or after expanding to RTL.
15210 2012-03-26 Martin Jambor <mjambor@suse.cz>
15212 PR tree-optimization/50052
15213 * tree-sra.c (tree_non_aligned_mem_p): Removed.
15214 (tree_non_aligned_mem_for_access_p): Likewise.
15215 (build_accesses_from_assign): Removed strict alignment requirements
15217 (access_precludes_ipa_sra_p): Likewise.
15219 2012-03-26 Richard Guenther <rguenther@suse.de>
15221 PR tree-optimization/52701
15222 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
15223 compute and set the evolution part of PHI nodes.
15225 2012-03-26 Richard Guenther <rguenther@suse.de>
15227 PR tree-optimization/52721
15228 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
15230 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
15232 PR tree-optimization/52686
15233 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
15236 2012-03-26 Tristan Gingold <gingold@adacore.com>
15238 * config/alpha/vms.h (LINK_SPEC): Simplify.
15239 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
15240 (NAME__MAIN, SYMBOL__MAIN): Remove.
15241 (VMS_DEBUG_MAIN_POINTER): Remove.
15242 * config/ia64/vms.h: Likewise.
15243 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
15244 code to vms.c. Call vms_start_function.
15245 * config/ia64/ia64.c (ia64_start_function): Likewise.
15246 * config/vms/vms-protos.h (vms_start_function): Declare.
15247 * config/vms/vms.c (vms_start_function): New function.
15248 * config/vms/vms.h (MATH_LIBRARY): Define.
15249 (VMS_DEBUG_MAIN_POINTER): Define.
15251 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
15253 PR rtl-optimization/52629
15254 * reload1.c (count_pseudo): Short-circuit common case.
15255 (count_spilled_pseudo): Return early for pseudos without hard regs.
15256 Assert that the pseudo has got a hard reg before manipulating it.
15258 2012-03-24 Jan Hubicka <jh@suse.cz>
15261 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
15262 (decide_is_variable_needed): Do not handle toplevel reorder here.
15263 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
15264 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
15267 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
15269 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
15270 and str_bitsize instead of more convoluted expressions.
15272 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
15275 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
15277 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
15280 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
15282 2012-03-23 Martin Jambor <mjambor@suse.cz>
15284 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
15286 2012-03-23 Richard Guenther <rguenther@suse.de>
15288 PR tree-optimization/52678
15289 * tree-vectorizer.h (struct _stmt_vec_info): Add
15290 loop_phi_evolution_part member.
15291 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
15292 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
15293 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
15294 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
15295 Use the cached evolution part and the PHI nodes value from
15296 the loop preheader edge instead of re-analyzing the evolution.
15298 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15300 * config/mips/mips-tables.opt: Update.
15301 * config/mips/mips.md (processor): Add xlp.
15302 * config/mips/mips-cpus.def: Add xlp.
15303 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
15305 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
15306 * doc/invoke.texi: Mention XLP.
15308 2012-03-22 Jakub Jelinek <jakub@redhat.com>
15310 PR middle-end/52547
15311 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
15312 on any new_local_var_chain vars declared during recursing on
15313 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
15315 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
15317 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
15318 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
15319 (ASM_OUTPUT_LOCAL): Ditto.
15320 (ASM_OUTPUT_COMMON): Remove.
15321 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
15322 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
15324 2012-03-22 Jan Hubicka <jh@suse.cz>
15326 PR middle-end/51737
15327 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
15329 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
15330 * ipa-inline-transform.c (save_inline_function_body): Remove
15331 copied clone if needed.
15332 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
15334 2012-03-22 Richard Guenther <rguenther@suse.de>
15336 PR middle-end/52666
15337 * fold-const.c (fold_ternary_loc): Fix typo.
15339 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
15342 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
15343 (unspecv): Add UNSPECV_MEMORY_BARRIER.
15344 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
15345 (delay_cycles_1, delay_cycles_2): Ditto.
15346 (delay_cycles_3, delay_cycles_4): Ditto.
15347 (nopv, *nopv): Ditto.
15348 (sleep, *sleep): Ditto.
15349 (wdr, *wdr): Ditto.
15351 2012-03-22 Richard Guenther <rguenther@suse.de>
15353 PR tree-optimization/52548
15354 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
15355 because of clobbers.
15356 (prune_clobbered_mems): New function.
15357 (compute_antic_aux): Use it to prune ANTIC_OUT.
15358 (compute_partial_antic_aux): Use it to prune PA_IN.
15359 (compute_avail): Only insert expressions into EXP_GEN that are not
15360 invalidated when translated up to the beginning of the block.
15362 2012-03-22 Richard Guenther <rguenther@suse.de>
15364 PR tree-optimization/52638
15365 * tree-vect-stmts.c (vect_init_vector_1): New function, split
15367 (vect_init_vector): ... here. Handle scalar vector inits.
15368 (vect_get_vec_def_for_operand): Adjust.
15369 (vectorizable_load): Likewise.
15371 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
15373 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
15374 (alpha*-*-freebsd*): Ditto.
15375 (alpha*-*-netbsd*): Ditto.
15376 (alpha*-*-openbsd*): Ditto.
15377 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
15378 (DWARF2_DEBUGGING_INFO): Remove.
15379 (PREFERRED_DEBUGGING_TYPE): Remove.
15380 (ASM_FINAL_SPEC): Remove.
15381 (IDENT_ASM_OP): Remove.
15382 (ASM_OUTPUT_IDENT): Remove.
15383 (SKIP_ASM_OP): Remove.
15384 (ASM_OUTPUT_SKIP): Remove.
15385 (ALIGN_ASM_OP): Remove.
15386 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
15387 (ASM_OUTPUT_CASE_LABEL): Remove.
15388 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
15389 (COMMON_ASM_OP): Remove.
15390 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
15391 (ASCII_DATA_ASM_OP): Remove.
15392 (READONLY_DATA_SECTION_ASM_OP): Remove.
15393 (INIT_SECTION_ASM_OP): Remove.
15394 (FINI_SECTION_ASM_OP): Remove.
15395 (ASM_SECTION_START_OP): Remove.
15396 (ASM_OUTPUT_SECTION_START_FILE): Remove.
15397 (TARGET_ASM_NAMED_SECTION): Remove.
15398 (TARGET_ASM_SELECT_SECTION): Remove.
15399 (MAKE_DECL_ONE_ONLY): Remove.
15400 (TYPE_ASM_OP): Remove.
15401 (SIZE_ASM_OP): Remove.
15402 (ASM_WEAKEN_LABEL): Remove.
15403 (TYPE_OPERAND_FMT): Remove.
15404 (ASM_DECLARE_RESULT): Remove.
15405 (ASM_DECLARE_OBJECT_NAME): Remove.
15406 (ASM_FINISH_DECLARE_OBJECT): Remove.
15407 (ELF_ASCII_ESCAPES): Remove.
15408 (ELF_STRING_LIMIT): Remove.
15409 (STRING_ASM_OP): Remove.
15410 (ASM_OUTPUT_EXTERNAL): Remove.
15411 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
15412 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
15414 (ASM_DECLARE_FUNCTION_NAME): Ditto.
15415 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
15416 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
15417 (ASM_OUTPUT_SKIP): Ditto.
15418 (READONLY_DATA_SECTION_ASM_OP): Remove.
15419 (USER_LABEL_PREFIX): Remove.
15420 (ASM_OUTPUT_ASCII): Remove.
15421 (ASM_OUTPUT_CASE_LABEL): Remove.
15422 (NO_DOLLAR_IN_LABEL): Undefine.
15424 2012-03-22 Richard Guenther <rguenther@suse.de>
15426 PR tree-optimization/52459
15427 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
15428 PHI insertion for calls.
15430 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
15432 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
15433 find_sets_in_insn, canonicalize_insn): Split out from ...
15434 (cse_insn): ... here.
15435 (invalidate_from_clobbers): Take an insn instead of the pattern.
15437 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
15440 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
15441 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
15442 * config/sh/sh.md (sindf2, cosdf2): Remove.
15444 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
15447 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
15448 prologue for unwinder and profiler.
15450 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
15452 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
15453 Introduce emul_name to select the right linker emulation for
15454 powerpc64-*-freebsd*.
15455 * configure: Regenerate.
15456 * config.gcc: Add bits to support powerpc64-*-freebsd*.
15457 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
15458 * config/rs6000/freebsd64.h: New file.
15459 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
15461 (rs6000_savres_strategy): Likewise.
15462 (rs6000_savres_routine_name): Likewise.
15463 (rs6000_elf_file_end): Likewise.
15464 * config/rs6000/t-freebsd64: New file.
15465 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
15466 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
15468 * config/rs6000/freebsd64.h: Remove duplicated entries from last
15470 * config/rs6000/t-freebsd64: Likewise.
15472 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
15474 PR rtl-optimization/52543
15476 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
15477 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
15478 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
15479 (avr_load_libgcc_p): Restrict to __flash loads.
15480 (avr_out_lpm): Only handle 1-byte loads from __flash.
15481 (avr_load_lpm): New function.
15482 (avr_find_unused_d_reg): Remove.
15483 (avr_out_lpm_no_lpmx): Remove.
15484 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
15485 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
15486 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
15487 (load_<mode>, load_<mode>_clobber): New insns.
15488 (mov<mode>): For multi-byte move from non-generic
15489 16-bit address spaces: Expand to load_<mode> resp.
15490 load_<mode>_clobber.
15491 (load<mode>_libgcc): Remove expander.
15492 (split-lpmx): Remove split.
15494 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
15496 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
15497 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
15498 All callers changed.
15499 (Fixed_core_reg): New feature.
15500 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
15502 * neon-testgen.ml: Handle Fixed_core_reg.
15504 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
15506 * config/arm/arm.c (thumb2_reorg): Add complete support
15507 for 16-bit instructions.
15508 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
15510 2012-03-21 Richard Guenther <rguenther@suse.de>
15512 PR tree-optimizer/52636
15513 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
15514 to the appropriate type.
15516 2012-03-21 Richard Guenther <rguenther@suse.de>
15518 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
15520 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
15521 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
15522 * passes.c (init_optimization_passes): Remove pass_init_function,
15523 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
15524 * tree-pass.h (pass_init_function): Remove.
15525 (pass_jump): Remove.
15526 (pass_initial_value_sets): Remove.
15527 (pass_unshare_all_rtl): Remove.
15528 * integrate.c (pass_initial_value_sets): Remove.
15529 * emit-rtl.c (pass_unshare_all_rtl): Remove.
15530 * tree.h (init_function_for_compilation): Remove.
15531 * function.c (init_function_for_compilation): Remove.
15532 (pass_init_function): Remove.
15533 * cfgcleanup.c (rest_of_handle_jump): Remove.
15534 (pass_jump): Remove.
15536 2012-03-20 Jason Merrill <jason@redhat.com>
15538 * tree-streamer-in.c (streamer_alloc_tree): Call
15539 ggc_alloc_zone_cleared_tree_node instead of
15540 ggc_alloc_zone_cleared_tree_node_stat.
15542 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
15544 * doc/extend.texi (Template Instantiation): Remove anachronisms.
15546 2012-03-20 Jakub Jelinek <jakub@redhat.com>
15549 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
15550 (ix86_expand_vec_perm_const_1): Call it.
15552 * config/i386/i386.c (vselect_insn): New variable.
15553 (init_vselect_insn): New function.
15554 (expand_vselect, expand_vselect_insn): Add testing_p argument.
15555 Call init_vselect_insn if vselect_insn is NULL. Adjust
15556 PATTERN (vselect_insn), instead of creating a new insn each time,
15557 only emit a copy of it if not testing and recog has been successful.
15558 (expand_vec_perm_pshufb, expand_vec_perm_1,
15559 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
15563 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
15564 ("enabled" attribute): Handle avx2 and noavx2 isas.
15565 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
15567 (vec_dup<mode>): Add avx2 =x,x alternative.
15568 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
15569 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
15570 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
15571 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
15573 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
15574 if possible, handle also V8SFmode.
15576 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
15578 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
15579 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
15580 reg_or_zero_operand predicate.
15581 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
15583 2012-03-20 Jakub Jelinek <jakub@redhat.com>
15585 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
15586 If operand isn't UNSPEC, return 0.
15588 2012-03-20 Richard Guenther <rguenther@suse.de>
15590 * tree-pass.h (pass_rtl_eh): Remove.
15591 * except.c (gate_handle_eh): Likewise.
15592 (rest_of_handle_eh): Likewise.
15593 (pass_rtl_eh): Likewise.
15594 (finish_eh_generation): Export.
15595 * except.h (finish_eh_generation): Declare.
15596 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
15597 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
15598 after expanding stack alignment. Instead of compacting blocks
15601 2012-03-20 Richard Guenther <rguenther@suse.de>
15603 * stor-layout.c (finish_bitfield_representative): Fallback
15604 to conservative maximum size if the padding up to the next
15605 field cannot be computed as a constant.
15606 (finish_bitfield_layout): If we cannot compute the distance
15607 between the start of the bitfield representative and the
15608 bitfield member start a new representative.
15609 * expr.c (get_bit_range): The distance between the start of
15610 the bitfield representative and the bitfield member is zero
15611 if the field offsets are not constants.
15613 2012-03-20 Tristan Gingold <gingold@adacore.com>
15615 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
15616 convert in lowercase.
15617 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
15618 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
15619 * stor-layout.c (sizetype_tab): Adjust.
15620 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
15621 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
15622 instead of type_kind_last.
15623 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
15624 instead of size_int_kind.
15625 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
15626 * doc/tm.texi: Regenerate.
15627 * defaults.h (SIZETYPE): Provide a default value.
15628 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
15629 (SIZETYPE): Define.
15631 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
15633 * config/sh/sh.md: Use braced string notation where applicable.
15635 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
15637 * config/i386/i386.md (allocate_stack): Simplify.
15639 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
15641 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
15642 copy_to_mode_reg (Pmode, ...).
15643 (expand_builtin_frame_address): Ditto.
15644 * expr.c (emit_block_move_via_libcall): Ditto.
15645 (set_storage_via_libcall): Ditto.
15647 * config/i386/i386.c (ix86_expand_movmem): Ditto.
15648 (ix86_expand_setmem): Ditto.
15649 (ix86_trampoline_init): DItto.
15650 * config/i386/i386.md (cmpstrnsi): Ditto.
15652 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
15654 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
15655 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
15656 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
15657 (SH Options): Likewise.
15659 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
15661 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
15662 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
15663 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
15664 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
15665 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
15668 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
15670 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
15671 * config/i386/i386.c (ix86_decompose_address): Use
15672 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
15673 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
15674 thread pointer to a register.
15677 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
15679 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
15680 if Pmode != word_mode.
15681 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
15682 Pmode == SImode for TARGET_X32.
15684 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
15685 (tls_initial_exec_x32): Likewise.
15687 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
15690 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
15691 DISP_ADDR_OFFSET): New macros.
15692 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
15693 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
15694 (sh_legitimize_address): Add QImode displacement handling.
15695 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
15697 (sh_secondary_reload): Add QImode displacement handling.
15698 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
15699 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
15700 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
15701 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
15702 to register operands only.
15703 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
15704 (extendqihi2): Change insn to expander.
15705 (*extendqihi2_compact_reg): New insn.
15706 (movqi_i, movqi): Replace with ...
15707 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
15708 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
15709 Add new peepholes for QImode displacement addressing.
15711 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
15714 * doc/invoke.texi: Document -Wuseless-cast.
15716 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
15718 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
15719 * tree.h (handled_component_p): Reorder cases.
15720 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
15721 not initialize unsignedp.
15722 (loc_list_from_tree): Likewise.
15723 (fortran_common): Likewise.
15724 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
15726 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
15728 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
15729 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
15730 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
15731 (ix86_split_long_move): Ditto.
15732 (legitimize_tls_address): Use ix86_gen_sub3.
15733 (construct_plt_address): Assert that Pmode == DImode.
15735 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
15737 * config/i386/i386.md: Remove empty predicates and/or constraints.
15738 * config/i386/sync.md: Ditto.
15739 * config/i386/sse.md: Ditto.
15740 * config/i386/mmx.md: Ditto.
15741 * config/i386/pentium.md: Ditto.
15742 * config/i386/athlon.md: Ditto.
15744 2012-03-16 Richard Guenther <rguenther@suse.de>
15746 PR tree-optimization/52603
15747 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
15751 2012-03-14 Richard Guenther <rguenther@suse.de>
15753 PR tree-optimization/52571
15754 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
15755 flag_section_anchors check ...
15756 (vect_can_force_dr_alignment_p): ... here.
15758 2012-03-16 Martin Jambor <mjambor@suse.cz>
15760 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
15761 memory through MEM_REFs by calling extract_bit_field.
15763 2012-03-16 Richard Guenther <rguenther@suse.de>
15765 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
15766 and REFERENCE_TYPE interpretations.
15767 (can_native_interpret_type_p): New function.
15768 (fold_ternary_loc): Use native encode/interpret to fold
15769 BIT_FIELD_REFs of constants.
15771 2012-03-16 Richard Guenther <rguenther@suse.de>
15773 PR middle-end/52584
15774 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
15775 of vector constants and constructors.
15777 2012-03-16 Richard Guenther <rguenther@suse.de>
15779 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
15780 VIEW_CONVERT_EXPR to convert constants.
15781 (vect_is_simple_use): Treat all constants as vec_constant_def.
15783 2012-03-16 Richard Guenther <rguenther@suse.de>
15784 Kai Tietz <ktietz@redhat.com>
15786 PR middle-end/48814
15787 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
15788 side-effects completely in the pre-queue and use a temporary
15791 2012-03-16 Richard Guenther <rguenther@suse.de>
15793 * stor-layout.c (finish_bitfield_representative): Fall back
15794 to the conservative maximum size if we cannot compute the
15795 size of the tail padding.
15797 2012-03-16 Tristan Gingold <gingold@adacore.com>
15799 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
15800 __CRTL_VER and __VMS_VER.
15801 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
15802 and vms_c_get_vms_ver.
15803 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
15805 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
15806 (VMS_DEFAULT_VMS_VER): Define.
15807 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
15808 (VMS_DEFAULT_VMS_VER): Define.
15810 2012-03-16 Richard Guenther <rguenther@suse.de>
15812 * tree-vect-loop.c (get_initial_def_for_induction): Use
15813 build_constructor directly.
15814 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
15815 build_vector_from_val.
15816 * tree.c (build_vector_from_val): Avoid creating a constructor
15817 first when we want a constant vector.
15819 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15821 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
15823 2012-03-16 Richard Guenther <rguenther@suse.de>
15825 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
15826 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
15827 (struct tree_vector): Remove elements member, add variable size
15829 (build_vector_stat): Declare.
15830 (build_vector): Define in terms of build_vector_stat.
15831 * tree.c (build_vector): Rename to ...
15832 (build_vector_stat): ... this. Take array of trees as parameter.
15833 (build_vector_from_ctor): Adjust.
15834 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
15835 initializer_zerop): Adjust.
15836 * cfgexpand.c (expand_debug_expr): Likewise.
15837 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
15838 const_vector_from_tree): Likewise.
15839 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
15840 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
15841 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
15842 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
15843 (lto_input_ts_vector_tree_pointers): Adjust.
15844 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
15845 (write_ts_vector_tree_pointers): Adjust.
15846 * varasm.c (const_hash_1, compare_constant, copy_constant,
15847 output_constant): Adjust.
15848 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
15849 * print-tree.c (print_node): Adjust.
15850 * tree-pretty-print.c (dump_generic_node): Adjust.
15851 * tree-vect-generic.c (uniform_vector_p, vector_element,
15852 lower_vec_perm): Adjust.
15853 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
15854 * tree-vect-slp.c (vect_get_constant_vectors,
15855 vect_transform_slp_perm_load): Adjust.
15856 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
15857 * expmed.c (make_tree): Adjust.
15858 * config/i386/i386.c (ix86_expand_builtin): Adjust.
15859 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
15860 and implementation.
15861 (sparc_fold_builtin): Adjust.
15863 2012-03-16 Tristan Gingold <gingold@adacore.com>
15865 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
15866 * config/vms/vms-stdint.h: New file.
15868 2012-03-16 Tristan Gingold <gingold@adacore.com>
15870 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
15871 (ia64-hp-*vms*): Replaced by ...
15872 (*-*-*vms*): ... This new entry.
15874 2012-03-15 Jakub Jelinek <jakub@redhat.com>
15877 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
15878 (ix86_expand_vec_perm_const_1): Use it.
15881 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
15882 (avx2_permv4df): Remove.
15883 (avx2_permv4di): Macroize into...
15884 (avx2_perm<mode>): ... this using VI8F_256 iterator.
15885 (avx2_permv4di_1): Macroize into...
15886 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
15888 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
15890 * combine.c (apply_distributive_law): Do not distribute SUBREG.
15892 2012-03-15 Ira Rosen <irar@il.ibm.com>
15893 Ulrich Weigand <ulrich.weigand@linaro.org>
15895 * tree-vect-patterns.c (widened_name_p): Rename to ...
15896 (type_conversion_p): ... this. Add new argument to determine
15897 if it's a promotion or demotion operation. Check for
15898 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
15899 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
15901 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
15902 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
15904 (vect_recog_mixed_size_cond_pattern): Likewise and allow
15905 non-constant then and else clauses.
15907 2012-03-15 Ira Rosen <irar@il.ibm.com>
15908 Ulrich Weigand <ulrich.weigand@linaro.org>
15910 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
15911 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
15912 vect_pattern_recog.
15913 * tree-vect-patterns.c (widened_name_p): Pass basic block
15914 info to vect_is_simple_use.
15915 (vect_recog_dot_prod_pattern): Fail for basic blocks.
15916 (vect_recog_widen_sum_pattern): Likewise.
15917 (vect_handle_widen_op_by_const): Support basic blocks.
15918 (vect_operation_fits_smaller_type,
15919 vect_recog_over_widening_pattern): Likewise.
15920 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
15921 Update call to vect_is_simple_use.
15922 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
15924 (check_bool_pattern): Add an argument, update call to
15925 vect_is_simple_use and the recursive calls.
15926 (vect_recog_bool_pattern): Update relevant function calls.
15928 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
15929 (vect_pattern_recog_1): Check for reduction only in loops.
15930 (vect_pattern_recog): Add new argument. Support basic blocks.
15931 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
15932 info to vect_is_simple_use_1.
15933 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
15934 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
15936 2012-03-15 Jakub Jelinek <jakub@redhat.com>
15937 Andrew Pinski <apinski@cavium.com>
15939 PR middle-end/52592
15940 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
15941 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
15942 calls instead of __builtin_ir{int,ound}*.
15944 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15946 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
15949 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
15951 * config.gcc (target_type_format_char): New. Document it. Set it for
15953 * configure.ac (gnu_unique_option): Use target_type_format_char
15954 in test. Comment rationale.
15955 * configure: Regenerate .
15957 2012-03-15 Jakub Jelinek <jakub@redhat.com>
15959 PR tree-optimization/52267
15960 * tree-vrp.c (masked_increment): New function.
15961 (register_edge_assert_for_2): Derive ASSERT_EXPRs
15962 from (X & CST1) cmp CST2 tests.
15964 2012-03-15 Richard Guenther <rguenther@suse.de>
15966 PR middle-end/52580
15967 * tree-data-ref.c (subscript_dependence_tester_1): Check
15968 all dimensions for non-conflicting access functions.
15970 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15973 * doc/invoke.texi [C++ Language Options]: Document
15974 -ftemplate-backtrace-limit.
15976 2012-03-15 Tristan Gingold <gingold@adacore.com>
15978 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
15979 before a parameter.
15981 2012-03-15 Tristan Gingold <gingold@adacore.com>
15983 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
15984 use DW_OP_call_frame_cfa.
15986 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
15989 * config/i386/i386-opts.h (pmode): New.
15991 * config/i386/i386.c (ix86_option_override_internal): Properly
15992 check and set ix86_pmode.
15994 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
15996 * config/i386/i386.opt (maddress-mode=): New.
15998 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
16000 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16002 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
16003 (dwarf2out_do_cfi_asm): Likewise.
16004 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
16006 (add_data_member_location_attribute): Likewise.
16007 (gen_array_type_die): Likewise.
16008 (gen_subprogram_die): Likewise.
16009 (gen_producer_string): Likewise.
16010 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
16011 Remove MIPS_DEBUGGING_INFO handling.
16012 (sdb_debug_hooks): Likewise.
16013 (sdbout_begin_block): Likewise.
16014 (sdbout_end_block): Likewise.
16015 (sdbout_begin_prologue): Likewise.
16016 (sdbout_start_source_file): Likewise.
16017 (sdbout_end_source_file): Likewise.
16018 (sdbout_init): Likewise.
16019 * system.h (MIPS_DEBUGGING_INFO): Poison.
16021 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16023 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
16024 (alpha_file_start) [MS_STAMP]: Remove.
16026 * config/alpha/elf.h (TARGET_GAS): Remove.
16027 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
16028 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
16029 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
16030 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
16031 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
16032 (alpha*-*-freebsd*): Likewise.
16033 (alpha*-*-netbsd*): Likewise.
16034 (alpha*-*-openbsd*): Likewise.
16035 (alpha*-*-*): Remove target_cpu_default2.
16036 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
16038 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
16039 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
16040 * config/alpha/alpha.c (print_operand): Always assume
16041 TARGET_AS_SLASH_BEFORE_SUFFIX.
16042 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
16043 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
16044 ("*builtin_setjmp_receiver_er_1"): Remove.
16045 * config/alpha/alpha.opt (malpha-as): Remove.
16047 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
16049 Remove DEC Unix reference.
16051 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
16052 (EXTENDED_COFF): Remove.
16053 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
16054 (EXTENDED_COFF): Don't undef.
16055 * config/alpha/alpha.c (alpha_file_start): Always assume
16057 Don't set targetm.asm_file_start_file_directive.
16058 [!OBJECT_FORMAT_ELF]: Remove.
16059 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
16061 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
16062 (DBX_DEBUGGING_INFO): Remove.
16063 (MIPS_DEBUGGING_INFO): Remove.
16064 (PREFERRED_DEBUGGING_TYPE): Remove.
16065 (DBX_OUTPUT_SOURCE_LINE): Remove.
16066 (SDB_OUTPUT_SOURCE_LINE): Remove.
16067 (DBX_CONTIN_LENGTH): Remove.
16068 (NO_DBX_FUNCTION_END): Remove.
16069 (ASM_STABS_OP): Remove.
16070 (ASM_STABN_OP): Remove.
16071 (ASM_STABD_OP): Remove.
16072 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
16073 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
16074 (PUT_SDB_DEF): Remove.
16075 (PUT_SDB_PLAIN_DEF): Remove.
16076 (PUT_SDB_TYPE): Remove.
16077 (sdb_label_count): Remove.
16078 (PUT_SDB_BLOCK_START): Remove.
16079 (PUT_SDB_BLOCK_END): Remove.
16080 (PUT_SDB_FUNCTION_START): Remove.
16081 (PUT_SDB_FUNCTION_END): Remove.
16082 (PUT_SDB_EPILOGUE_END): Remove.
16083 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
16084 (MIPS_DEBUGGING_INFO): Don't undef.
16085 (DBX_DEBUGGING_INFO): Don't undef.
16086 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
16087 (MIPS_DEBUGGING_INFO): Don't undef.
16088 (DBX_DEBUGGING_INFO): Don't undef.
16089 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
16090 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
16092 (alpha_start_function): Likewise.
16093 (sdb_label_count): Remove.
16094 (alpha_output_filename): Remove DBX_DEBUG handling.
16095 (alpha_file_start): Likewise.
16097 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16099 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
16100 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
16101 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
16103 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
16104 (ld_tls_support): Remove Solaris 8 references.
16105 (lwp_dir, lwp_spec): Remove support for alternate thread library.
16106 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
16107 * configure: Regenerate.
16108 * config.in: Regenerate.
16110 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
16111 * config/i386/sol2.h: Remove Solaris 8 references.
16113 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
16114 (i?86-*-solaris2.9): ... this.
16115 Remove Solaris 8 references.
16116 (Specific, *-*-solaris2*): Document Solaris 8 removal.
16117 Remove Solaris 8 references.
16119 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16121 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
16122 (mips-sgi-irix6.5*): Remove.
16123 * config.host (mips-sgi-irix*): Remove.
16124 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
16125 (set_have_as_tls): Remove *-*-irix6*.
16126 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
16127 * configure: Regenerate.
16129 * config/mips/iris6.h: Remove.
16130 * config/mips/iris6.opt: Remove.
16131 * config/mips/t-irix6: Remove.
16133 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
16134 (TARGET_IRIX6): Remove.
16135 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
16136 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
16137 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
16139 (mips_file_start): Likewise.
16140 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
16142 * config/mips/driver-native.c [__sgi__]: Remove.
16143 (host_detect_local_cpu) [__sgi__]: Remove.
16145 * config/mips/gnu-user.h: Remove iris5.h reference.
16147 * config/mips/mips-modes.def: Remove IRIX 6 reference.
16148 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
16149 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
16152 * gcc.c (main): Move asm_debug initialization ...
16153 (asm_debug): ... here.
16155 * ginclude/stddef.h (__STDDEF_H__): Don't define.
16157 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
16158 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
16159 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
16160 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
16161 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
16162 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
16164 * doc/tm.texi: Regenerate.
16166 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
16168 (MIPS Options, -march): Remove IRIX reference.
16169 * doc/install.texi (Binaries, SGI IRIX): Remove.
16170 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
16172 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
16174 2012-03-14 Martin Jambor <mjambor@suse.cz>
16176 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
16177 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
16178 (expand_expr_real_1): Do not handle misalignment if modifier is
16181 2012-03-14 Richard Guenther <rguenther@suse.de>
16183 PR middle-end/52584
16184 * tree-vect-generic.c (type_for_widest_vector_mode): Take
16185 element type instead of mode, use build_vector_type_for_mode
16186 instead of the langhook, build a vector of proper signedness.
16187 (expand_vector_operations_1): Adjust.
16189 2012-03-14 Richard Guenther <rguenther@suse.de>
16191 PR middle-end/52582
16192 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
16193 a cgraph node for a FUNCTION_DECL that comes from a constructor.
16194 (gimple_get_virt_method_for_binfo): Likewise.
16196 2012-03-14 Richard Guenther <rguenther@suse.de>
16198 PR tree-optimization/52571
16199 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
16200 flag_section_anchors check ...
16201 (vect_can_force_dr_alignment_p): ... here. Do not re-align
16202 DECL_COMMON variables.
16204 2012-03-14 Richard Guenther <rguenther@suse.de>
16206 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
16207 * stor-layout.c (start_bitfield_representative): New function.
16208 (finish_bitfield_representative): Likewise.
16209 (finish_bitfield_layout): Likewise.
16210 (finish_record_layout): Call finish_bitfield_layout.
16211 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
16212 for QUAL_UNION_TYPE fields.
16213 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
16214 Stream DECL_BIT_FIELD_REPRESENTATIVE.
16215 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
16217 PR middle-end/52080
16218 PR middle-end/52097
16219 PR middle-end/48124
16220 * expr.c (get_bit_range): Unconditionally extract bitrange
16221 from DECL_BIT_FIELD_REPRESENTATIVE.
16222 (expand_assignment): Adjust call to get_bit_range.
16224 2012-03-14 Richard Guenther <rguenther@suse.de>
16226 PR middle-end/52578
16227 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
16228 the outermost conversion is a sign-change only.
16229 (fold_binary_loc): Disregard widening and sign-changing
16230 conversions when we determine if two variables are equal
16232 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
16233 (T1)x if the outermost conversion is a sign-change only.
16235 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
16238 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
16240 * config/i386/predicates.md (constant_call_address_operand): Declare
16241 as special predicate. Update all uses.
16243 2012-03-13 Jakub Jelinek <jakub@redhat.com>
16246 * c-parser.c (c_parser_postfix_expression)
16247 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
16249 * config/i386/smmintrin.h: Avoid /* within a comment.
16250 * config/i386/nmmintrin.h: Likewise.
16252 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
16254 * config/i386/i386.md (xbegin): Remove constraint from expander.
16256 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
16258 * config/i386/predicates.md (constant_call_address_operand): Declare
16259 as special predicate. Update all uses.
16260 * config/i386/i386.md: Remove mode from constant_call_address_operand
16262 * config/i386/i386.c (ix86_output_call_insn): Call
16263 constant_call_address_operand with VOIDmode.
16265 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
16267 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
16268 AND zero extended address correctly.
16270 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
16272 * config/i386/predicates.md (tls_symbolic_operand): Declare as
16274 (tls_modbase_operand): Ditto.
16275 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
16276 tls_modbase_operand predicates.
16278 2012-03-13 Martin Jambor <mjambor@suse.cz>
16280 * expr.c (expand_assignment): Handle misaligned scalar writes to
16281 memory through top-level MEM_REFs by calling store_bit_field.
16283 2012-03-13 Richard Guenther <rguenther@suse.de>
16285 PR middle-end/52134
16286 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
16287 if Y is a constant multiple of 1 << CST.
16289 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
16292 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
16293 offset (size) to a value the insns can deal with.
16294 (expand_epilogue): Ditto.
16296 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
16298 * config/arm/neon.ml (ops): Fixup expected instructions for
16299 unsigned vector compares.
16301 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
16303 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
16304 addresses only when %reg is not in word mode.
16306 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16308 * config/microblaze/microblaze.md: Fix typo.
16309 * tree-if-conv.c: Likewise.
16310 * tree-vect-patterns.c: Likewise.
16312 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16314 * config.gcc (extra_passes): Remove.
16315 * configure.ac (extra_passes): Don't substitute.
16316 * configure: Regenerate.
16317 * Makefile.in (EXTRA_PASSES): Remove.
16318 (GCC_PASSES): Remove $(EXTRA_PASSES).
16319 (MOSTLYCLEANFILES): Likewise.
16320 (native): Likewise.
16321 (install-common): Likewise.
16323 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
16325 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
16326 * config/i386/i386.c (ix86_decompose_address): Use
16327 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
16328 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
16329 thread pointer to a register.
16331 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
16333 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
16334 on tls_symbolic_operand.
16335 (tls_global_dynamic_64_<mode>): Likewise.
16337 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
16340 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
16341 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
16343 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
16346 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
16347 type from reg_class_t to enum reg_class.
16348 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
16350 2012-03-12 Andrew Pinski <apinski@cavium.com>
16352 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
16353 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
16354 (value_replacement): Likewise.
16355 (empty_block_p): Check also if the PHIs for the block are empty.
16357 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
16360 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
16361 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
16362 r184615 from 2012-02-28.
16364 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
16366 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
16367 (ix86_gen_tls_local_dynamic_base_64): Likewise.
16368 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
16369 and ix86_gen_tls_local_dynamic_base_64.
16370 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
16371 ix86_gen_tls_local_dynamic_base_64.
16373 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
16374 (*tls_global_dynamic_64_<mode>): This.
16375 (tls_global_dynamic_64): Renamed to ...
16376 (tls_global_dynamic_64_<mode>): This.
16377 (*tls_local_dynamic_base_64): Renamed to ...
16378 (*tls_local_dynamic_base_64_<mode>): This.
16379 (tls_local_dynamic_base_64): Renamed to ...
16380 (tls_local_dynamic_base_64_<mode>): This.
16382 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
16384 * config/i386/i386.c (ix86_option_override_internal): Properly
16385 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
16386 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
16387 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
16388 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
16390 * config/i386/sse.md (sse3_monitor64): Renamed to ...
16391 (sse3_monitor64_<mode>): This.
16393 2012-03-12 Tristan Gingold <gingold@adacore.com>
16395 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
16396 (ia64_function_arg_advance): Ditto.
16398 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16400 * config.gcc (mips*-*-openbsd*): Remove.
16401 * config/mips/openbsd.h: Remove.
16402 * config/mips/sdb.h: Remove.
16404 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
16405 * config/mips/mips.c (sdb_label_count): Remove.
16406 (mips_debugger_offset): Remove #if 0 code.
16407 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
16408 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
16410 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16412 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
16413 binutils reference.
16414 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
16415 Update binutils references.
16416 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
16417 Update binutils reference.
16418 Update Sun as/GNU ld caveat.
16419 Document binutils largefile requirement for LTO plugin.
16420 Remove reference to alternate libpthread.
16422 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16424 * config.gcc (alpha*-dec-osf5.1*): Remove.
16425 * config.host (alpha*-dec-osf*): Remove.
16426 * configure.ac (*-*-osf*): Remove.
16427 (alpha*-dec-osf*): Remove.
16428 * configure: Regenerate.
16430 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
16431 config/alpha/va_list.h, config/alpha/x-osf: Remove.
16433 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
16434 * config/alpha/alpha.c (struct machine_function): Update comment.
16435 (alpha_start_function): Remove Tru64 UNIX as handling for
16437 * config/alpha/alpha.md ("exception_receiver"): Remove
16438 TARGET_LD_BUGGY_LDGP.
16439 ("*exception_receiver_2"): Likewise.
16440 * except.c (finish_eh_generation): Remove Tru64 reference.
16441 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
16442 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
16443 * target.def (handle_pragma_extern_prefix): Remove.
16445 * Makefile.in (mips-tfile.o-warn): Remove.
16446 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
16447 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
16448 * mips-tdump.c, mips-tfile.c: Remove.
16450 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
16452 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
16453 (Specific, alpha*-dec-osf5.1): Note removal.
16454 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
16456 * doc/tm.texi: Regenerate.
16457 * doc/trouble.texi (Cross-Compiler Problems): Remove.
16459 2012-03-12 Richard Guenther <rguenther@suse.de>
16461 * config/arm/arm.c (neon_dereference_pointer): Do not call
16462 covert during RTL expansion.
16464 2012-03-12 Tristan Gingold <gingold@adacore.com>
16466 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
16467 Options. Mention -mpointer-size.
16469 2012-03-12 Richard Guenther <rguenther@suse.de>
16471 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
16472 build_nonstandard_integer_type.
16474 2012-03-12 Richard Guenther <rguenther@suse.de>
16476 * tree.c (signed_or_unsigned_type_for): Use
16477 build_nonstandard_integer_type.
16478 (signed_type_for): Adjust documentation.
16479 (unsigned_type_for): Likewise.
16480 * tree-pretty-print.c (dump_generic_node): Use standard names
16481 for non-standard integer types if available.
16483 2012-03-12 Tristan Gingold <gingold@adacore.com>
16485 * config/vms/vms.opt: Add vms-opts.h header.
16486 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
16488 (-mvms-return-codes): Document.
16489 (-mpointer-size): New option.
16490 (vms_pointer_size): Add enumeration.
16491 * config/vms/vms-opts.h: New file.
16492 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
16493 __INITIAL_POINTER_SIZE.
16494 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
16495 (C_COMMON_OVERRIDE_OPTIONS): Define.
16496 (DWARF2_ADDR_SIZE): Define.
16497 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
16498 * config/vms/vms-protos.h (vms_c_common_override_options):
16500 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
16501 if -mno-pointer-size.
16502 (vms_c_common_override_options): New function.
16503 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
16504 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
16505 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
16506 and flag_vms_pointer_size.
16507 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
16508 * config.gcc (*-*-*vms*): Define xm_file.
16509 (alpha*-dec-*vms*): Do not define xm_file.
16510 (alpha64-dec-*vms*): Remove.
16511 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
16514 2012-03-12 Jakub Jelinek <jakub@redhat.com>
16516 PR tree-optimization/51721
16517 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
16518 if (int) unsvar cmp CST.
16520 2012-03-12 Richard Guenther <rguenther@suse.de>
16522 * tree-sra.c (create_access_replacement): Only rename the replacement
16523 if we can rewrite it into SSA form. Properly mark register typed
16524 replacements that we cannot rewrite with TREE_ADDRESSABLE.
16525 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
16526 for aggregate or BLKmode results.
16528 2012-03-12 Jakub Jelinek <jakub@redhat.com>
16530 PR tree-optimization/52533
16531 * tree-vrp.c (register_edge_assert_for_2): Use double_int
16532 type for mask, only handle shifts by non-zero in-range
16533 shift count, for LE_EXPR and GT_EXPR if new_val is
16534 maximum, don't add the assertion.
16536 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
16538 * doc/invoke.texi: Document -mrtm option.
16539 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
16540 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
16541 (ix86_handle_option): Handle OPT_mrtm.
16542 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
16544 (x86_64-*-*): Ditto.
16545 * i386-builtin-types.def (INT_FTYPE_VOID): New.
16546 * config/i386/i386-c.c (ix86_target_macros_internal): Define
16548 (ix86_target_string): Define -mrtm option.
16550 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
16552 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
16553 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
16554 IX86_BUILTIN_XTEST.
16555 (bdesc_special_args): Ditto.
16556 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
16557 (ix86_expand_special_args_builtin): Handle new built-in type.
16558 (ix86_expand_builtin): Handle XABORT instruction.
16559 * config/i386/i386.h (TARGET_RTM): New.
16560 * config/i386/i386.md (UNSPECV_XBEGIN): New.
16561 (UNSPECV_XEND): Ditto.
16562 (UNSPECV_XABORT): Ditto.
16563 (UNSPECV_XTEST): Ditto.
16570 * config/i386/i386.opt (mrtm): New.
16571 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
16572 * config/i386/rtmintrin.h: New header.
16573 * config/i386/xtestintrin.h: Ditto.
16575 2012-03-12 Tristan Gingold <gingold@adacore.com>
16577 * ginclude/stddef.h: Adjust previous patch.
16578 Use __VMS__ instead of VMS.
16580 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
16582 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
16583 Also convert sequences with CC setting arithmetic instruction.
16585 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
16587 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
16588 from C Language Options to Preprocessor Options.
16589 (C Dialect Options): Move -no-integrated-cpp documentation
16591 (Preprocessor Options): ...to here. Rewrite the description
16592 so it makes more sense, and remove discussion of merging front ends.
16594 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
16596 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
16598 (ix86_expand_setmem): Likewise.
16600 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
16602 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
16605 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
16607 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
16608 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
16610 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
16612 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
16614 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
16616 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
16619 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
16620 Uros Bizjak <ubizjak@gmail.com>
16622 * config/i386/predicates.md (call_insn_operand): Allow
16623 constant_call_address_operand in Pmode only.
16624 (sibcall_insn_operand): Ditto.
16625 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
16626 (*call_vzeroupper): Ditto.
16628 (*sibcall_vzeroupper): Ditto.
16629 (*call_value): Ditto.
16630 (*call_value_vzeroupper): Ditto.
16631 (*sibcall_value): Ditto.
16632 (*sibcall_value_vzeroupper): Ditto.
16633 (*indirect_jump): Ditto.
16634 (*tablejump_1): Ditto.
16635 (indirect_jump): Convert memory address to word mode for TARGET_X32.
16636 (tablejump): Ditto.
16637 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
16640 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
16643 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
16644 Use movrt_negc instead of negc pattern for non-SH2A.
16645 (*movnegt): Remove.
16646 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
16648 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
16650 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
16651 if Pmode != word_mode.
16652 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
16653 Pmode == SImode for TARGET_X32.
16655 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
16656 (tls_initial_exec_x32): Likewise.
16658 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
16660 PR rtl-optimization/52528
16661 * combine.c (can_combine_p): Add setting of subst_low_luid
16662 before call to expand_field_assignment().
16664 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
16666 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
16667 and related program names.
16669 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
16671 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
16673 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
16676 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
16677 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
16678 to set code to 'q'.
16679 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
16680 (*movdi_internal_rex64): Use %E operand modifier for lea.
16681 (*movsi_internal): Ditto.
16683 (*lea<mode>_2): Ditto.
16684 (*lea_{3,4,5,6}_zext): Ditto.
16685 (*tls_global_dynamic_32_gnu): Ditto.
16686 (*tls_global_dynamic_64): Ditto.
16687 (*tls_dynamic_gnu2_lea_32): Ditto.
16688 (*tls_dynamic_gnu2_lea_64): Ditto.
16689 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
16691 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
16693 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
16694 redefine to be NULL if the current bit-size is different from the
16695 configured bit-size.
16697 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
16698 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
16699 set the default tuning. Add asserts to make sure the cpu and tune
16700 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
16701 test whether the index is set, instead of > 0.
16702 (rs6000_file_start): Do not reset the default cpu if the current
16703 bit-size is different from the configured bit-size.
16705 2012-03-09 Tristan Gingold <gingold@adacore.com>
16707 * config/vms/vms-crtlmap.map: Add comments.
16708 Add entries needed to build Ada RTS.
16710 2012-03-09 Tristan Gingold <gingold@adacore.com>
16712 * ginclude/stddef.h: Do not define __size_t on VMS.
16714 2012-03-09 Tristan Gingold <gingold@adacore.com>
16716 * c-tree.h (c_default_pointer_mode): New variable.
16717 * c-decl.c (c_default_pointer_mode): New variable.
16718 (c_build_pointer_type): New function.
16719 (grokdeclarator): Call c_build_pointer_type instead
16720 of build_pointer_type.
16722 * config/vms/vms-c.c: Include c-tree.h
16723 (saved_pointer_mode): New variable.
16724 (handle_pragma_pointer_size): New function.
16725 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
16726 (vms_c_register_pragma): Register __pointer_size and
16727 __required_pointer_size pragmas.
16729 2012-03-09 Tristan Gingold <gingold@adacore.com>
16731 * config/vms/vms-c.c (vms_construct_include_filename): New function.
16732 (vms_c_register_includes): Reference it.
16734 2012-03-09 Andrew Pinski <apinski@cavium.com>
16736 PR middle-end/51988
16737 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
16738 print_generic_expr.
16739 (tree_ssa_phiopt_worker): Go through all the PHIs for
16740 value_replacement instead of just the singleton one.
16741 (value_replacement): Change return type to int. Return 0 instead of
16743 Allow the middle basic block to contain more than just the defining
16745 Handle non empty middle basic blocks.
16746 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
16748 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
16750 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
16751 array reference and component reference.
16752 (analyze_scalar_evolution_for_address_of): New.
16754 2012-03-08 Jie Zhang <jzhang918@gmail.com>
16757 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
16758 (hwloop_pattern_reg): Fix set but not used warning.
16759 (bfin_reorg_loops): Remove unused parameter.
16760 (bfin_reorg): Update use of bfin_reorg_loops.
16762 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
16764 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
16765 with integer parameters in registers.
16766 (gen_push): Push register in word_mode instead of Pmode.
16767 (ix86_emit_save_regs): Likewise.
16768 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
16769 (gen_pop): Pop register in word_mode instead of Pmode.
16770 (ix86_emit_restore_regs_using_pop): Likewise.
16771 (ix86_expand_prologue): Replace Pmode with word_mode for push
16772 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
16773 restore RAX and R10 in word_mode.
16774 (ix86_emit_restore_regs_using_mov): Restore integer registers
16776 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
16778 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
16779 (ix86_split_long_move): Likewise.
16781 * config/i386/i386.md (W): New.
16782 (*push<mode>2_prologue): Replace :P with :W.
16783 (*pop<mode>1): Likewise.
16784 (*pop<mode>1_epilogue): Likewise.
16785 (push/pop peephole2): Use word_mode scratch registers.
16787 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
16789 * config/i386/predicates.md (indirect_branch_operand): Simplify.
16791 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
16793 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
16794 for constants in [-63,63].
16796 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
16800 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
16802 * config/i386/i386.c (ix86_print_operand_address): Only handle
16803 zero-extended DImode addresses.
16805 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16807 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
16808 * configure: Regenerate.
16810 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
16813 * config/avr/avr.c (avr_mem_clobber): New static function.
16814 (avr_expand_delay_cycles): Add memory clobber operand to
16815 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
16816 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
16817 (enable_interrupt, disable_interrupt): New expander.
16818 (nopv, sleep, wdr): New expanders.
16819 (delay_cycles_1): Add memory clobber.
16820 (delay_cycles_2): Add memory clobber.
16821 (delay_cycles_3): Add memory clobber.
16822 (delay_cycles_4): Add memory clobber.
16823 (cli_sei): New insn from former "enable_interrupt",
16824 "disable_interrupt" with memory clobber.
16825 (*wdt): New insn from former "wdt" with memory clobber.
16826 (*nopv): Similar, but for "nopv".
16827 (*sleep): Similar, but for "sleep".
16829 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
16830 Kaz Kojima <kkojima@gcc.gnu.org>
16833 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
16834 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
16835 (SUBTARGET_OVERRIDE_OPTIONS): Define.
16837 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
16839 * config/i386/predicates.md (x86_64_zext_general_operand): New.
16840 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
16841 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
16843 2012-03-07 Walter Lee <walt@tilera.com>
16845 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
16846 REG_CFA_* notes for the stack pointer.
16847 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
16848 EH_RETURN_STACKADJ_RTX.
16849 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
16850 generate REG_CFA_* notes for the stack pointer.
16851 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
16852 by EH_RETURN_STACKADJ_RTX.
16854 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
16856 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
16857 when __AVR_3_BYTE_PC__ is defined.
16859 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
16861 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
16862 (ix86_print_operand): Handle '^'.
16863 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
16864 using P mode iterator. Add %^ to asm template to conditionally emit
16866 (*rep_movdi_rex64): Ditto.
16867 (*strsetdi_rex_1): Ditto.
16868 (*rep_stosdi_rex64): Ditto.
16869 (*strmov{si,hi,qi}_1): Add %^ to asm template to
16870 conditionally emit addr32 prefix.
16871 (*rep_mov{si,qi}): Ditto.
16872 (*strset{si,hi,qi}): Ditto.
16873 (*rep_stos{si,qi}): Ditto.
16874 (*cmpstrnqi_nz_1): Ditto.
16875 (*cmpstrnqi_1): Ditto.
16876 (*strlenqi_1): Ditto.
16878 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
16880 * config/i386/i386.c (function_value_64): Return pointers in
16881 word_mode instead of Pmode.
16882 (ix86_promote_function_mode): Likewise.
16884 2012-03-07 Richard Guenther <rguenther@suse.de>
16886 * coverage.c (get_gcov_type): Use type_for_mode.
16887 (get_gcov_unsigned_t): Likewise.
16888 * expr.c (store_constructor): Use type_for_mode.
16889 (try_casesi): Likewise.
16890 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
16891 (add_standard_iv_candidates): Use standard type trees.
16892 * dojump.c (do_jump): Remove dead code.
16894 2012-03-07 Richard Guenther <rguenther@suse.de>
16896 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
16898 2012-03-07 Richard Guenther <rguenther@suse.de>
16900 * convert.c (strip_float_extensions): Move ...
16901 * tree.c (strip_float_extensions): ... here.
16903 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
16906 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
16908 2012-03-07 Richard Guenther <rguenther@suse.de>
16910 * omp-low.c (extract_omp_for_data): Use signed_type_for.
16911 (expand_omp_for_generic): Likewise.
16912 (expand_omp_for_static_nochunk): Likewise.
16913 (expand_omp_for_static_chunk): Likewise.
16914 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
16915 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
16916 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
16917 Use unsigned_type_for.
16918 (vect_create_cond_for_align_checks): Use signed_type_for.
16920 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
16922 PR rtl-optimization/52203
16923 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
16924 all callers to pass NULL except ...
16925 (reset_sched_cycles_in_current_ebb): ... here, save the value
16926 in new variable 'empty'. Increase issue_rate only for
16929 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
16932 * Makefile.in: Let install-gcc-ar depend on installdirs,
16933 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
16934 Don't double canonicalize if cross-compiling.
16936 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
16939 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
16940 to: RAMPZ, RAMPY, RAMPX, RAMPD.
16941 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
16943 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
16946 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
16948 * config/avr/avr.md (xload_8): Adjust insn length.
16950 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
16953 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
16954 if RAMPZ affects reading from RAM.
16956 2012-03-07 Richard Guenther <rguenther@suse.de>
16960 * doc/invoke.texi (Precompiled Headers): Remove sentence that
16961 suggests you can include PCHs from inside another header.
16963 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
16965 PR middle-end/52515
16966 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
16968 2012-03-07 Kai Tietz <ktietz@redhat.com>
16970 * doc/invoke.texi (fwritable-relocated-rdata): Document
16971 new Cygwin/MinGW target option.
16972 * config/i386/winnt.c (i386_pe_unique_section): Ignore
16973 reloc if flag -fwritable-relocated-rdata is not set.
16974 (i386_pe_section_type_flags): Likewise.
16975 * config/i386/cygming.opt (fwritable-relocated-rdata):
16976 Add new flag variable flag_writable_rel_rdata.
16978 2012-03-07 Richard Guenther <rguenther@suse.de>
16980 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
16981 precision against gimple constraints.
16983 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
16985 PR middle-end/52372
16986 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
16988 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
16989 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
16991 (init_emit_regs): Move associated initialization to...
16992 (init_emit_once): ...here.
16994 2012-03-06 Richard Henderson <rth@redhat.com>
16996 * config/m68k/m68k.h (ISA_HAS_TAS): New.
16997 * config/m68k/sync.md (atomic_test_and_set): Use it.
16998 (atomic_test_and_set_1): Likewise.
17000 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
17003 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
17004 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
17005 (vector_ltgt<mode>): Likewise.
17006 (vector_ordered<mode>): Likewise.
17007 (vector_unordered<mode>): Likewise.
17008 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
17010 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
17012 * trans-mem.c: New typedef for tm_region_p.
17013 Define vector types for tm_region_p.
17014 (tm_region_init): Replace region_worklist to a vector called
17017 2012-03-06 Richard Guenther <rguenther@suse.de>
17019 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
17020 MEM_REF with constant pointer operand.
17022 2012-03-06 Richard Guenther <rguenther@suse.de>
17024 PR middle-end/52493
17025 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
17027 2012-03-06 Tristan Gingold <gingold@adacore.com>
17029 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
17030 (external_model_kind): Improve documentation.
17031 (vms_pragma_extern_model): Handle relaxed_redef.
17032 (vms_c_register_pragma): Allow expansion for nomember_alignment.
17034 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
17036 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
17037 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
17038 Some more notes on EIND usage and reorder EIND subsection.
17040 2012-03-06 Tristan Gingold <gingold@adacore.com>
17042 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
17043 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
17045 2012-03-06 Tristan Gingold <gingold@adacore.com>
17047 * config/vms/t-vmsnative (version): Define.
17048 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
17050 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
17052 PR rtl-optimization/52250
17053 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
17054 to put note list into. Unconditionally call move_bb_info.
17055 (move_bb_info): Do not assert the blocks being in the same region,
17056 just drop the note list if they are not.
17058 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
17061 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
17062 and use unified expansion logic.
17063 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
17064 closer to the existing movt insn.
17065 (negc): Rename insn to *negc. Add new expander.
17066 (movnegt): Use xor pattern for T bit negation. Reserve helper
17067 constant for negc pattern.
17068 (*movnegt): New insn and splitter.
17070 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
17072 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
17075 2012-03-05 Richard Henderson <rth@redhat.com>
17077 * genemit.c (main): Include "target.h" in insn-emit.c.
17078 * Makefile.in (insn-emit.o): Depend on TARGET_H.
17079 * config/sh/sync.md (atomic_test_and_set): Reference
17080 targetm.atomic_test_and_set_trueval instead of
17081 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
17083 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
17085 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
17088 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
17090 * langhooks.c (add_builtin_type): New function.
17091 * langhooks.h (add_builtin_type): Export it.
17092 * config/mep/mep.c (mep_init_builtins): Use it.
17093 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
17095 2012-03-05 Jakub Jelinek <jakub@redhat.com>
17098 * tree.h (BLOCK_SAME_RANGE): Define.
17099 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
17100 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
17101 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
17102 isn't equal to supercontext fragment's fragment chain.
17103 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
17105 (blocks_nreverse_all): Likewise.
17106 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
17107 BLOCK_SUPERCONTEXT to supercontext fragment instead of
17108 supercontext fragment's fragment origin.
17109 * dwarf2out.c (add_high_low_attributes): If stmt has the same
17110 range as its parent (or parents thereof etc.), use the parent's
17111 DW_AT_ranges value instead of creating a new .debug_ranges range.
17113 2012-03-05 Richard Henderson <rth@redhat.com>
17116 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
17117 * omp-low.c (expand_omp_atomic): Assume anything aligned to
17118 BIGGEST_ALIGNMENT is aligned.
17120 2012-03-05 Richard Henderson <rth@redhat.com>
17122 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
17123 * config/sh/sh.c: ... here.
17125 2012-03-05 Richard Henderson <rth@redhat.com>
17128 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
17129 instead of calling negqi2 directly.
17131 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
17133 PR middle-end/52463
17134 * trans-mem.c (tm_region_init): Use last_basic_block.
17136 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
17138 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
17139 * config/sh/sync.md (atomic_test_and_set): New expander.
17140 (tasb, atomic_test_and_set_soft): New insns.
17141 * config/sh/sh.opt (menable-tas): New option.
17142 * doc/invoke.texi (SH Options): Document it.
17144 2012-03-05 Richard Guenther <rguenther@suse.de>
17146 * cfgloop.c (verify_loop_structure): Verify dominators before
17148 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
17149 dominators from here.
17150 * graphite-scop-detection.c (create_sese_edges): Likewise.
17151 * loop-doloop.c (doloop_optimize_loops): Likewise.
17152 * loop-init.c (loop_optimizer_init): Likewise.
17153 * loop-unroll.c (unroll_and_peel_loops): Likewise.
17154 * loop-unswitch.c (unswitch_loops): Likewise.
17155 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
17156 * tree-parloops.c (parallelize_loops): Likewise. Verify
17157 only when checking is enabled.
17158 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
17160 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
17162 * genautomata.c (parse_automata_opt): New static function.
17163 (initiate_automaton_gen): Remove all option handling code. Remove
17164 argc argument. All callers changed.
17165 (main): Call init_rtx_reader_args_cb with the new function as argument.
17167 2012-03-05 Richard Guenther <rguenther@suse.de>
17169 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
17170 * tree-if-conv.c (combine_blocks): Free post-dominator info
17172 * tree-parloops.c (create_parallel_loop): Free and re-compute
17173 dominator info after breaking it.
17175 2012-03-05 Richard Guenther <rguenther@suse.de>
17177 PR middle-end/52353
17178 * optabs.h (trapv_unoptab_p): New function.
17179 (trapv_binoptab_p): Likewise.
17180 * optabs.c (expand_binop): Use emit_libcall_block_1 with
17181 a proper equiv_may_trap argument.
17182 (expand_unop): Likewise.
17183 (emit_libcall_block_1): Take extra argument whether the
17184 instruction may trap. Renamed from ...
17185 (emit_libcall_block): ... this. New wrapper.
17187 2012-03-05 Jakub Jelinek <jakub@redhat.com>
17189 PR tree-optimization/51721
17190 * tree-vrp.c (register_edge_assert_for_2): If comparing
17191 lhs of right shift by constant with an integer constant,
17192 add ASSERT_EXPRs for the rhs1 of the right shift.
17194 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
17196 2012-03-05 Richard Guenther <rguenther@suse.de>
17198 * tree.c (integer_zerop): Handle VECTOR_CSTs.
17199 (integer_onep): Likewise.
17200 (integer_all_onesp): Likewise.
17202 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
17204 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
17206 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
17208 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
17209 instead of TARGET_64BIT.
17211 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
17213 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
17216 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
17218 * config/i386/i386.c (ix86_print_operand_address): Only handle
17219 zero-extended DImode addresses.
17221 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
17223 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
17224 taken and cputaken as bool.
17226 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
17228 * config/i386/constraints.md (Ya): New internal constraint.
17229 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
17230 (*zero_extendsidi2_rex64): Add x,x alternative.
17231 (*zero_extendsidi2): Ditto. Add o,0 alternative.
17232 Remove flags reg clobber. Adjust corresponding splits.
17233 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
17234 zero_extendqisi2 expanders using SWI12 mode iterator.
17235 (zero_extend<mode>si2_and): Macroize insn from
17236 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
17238 (*zero_extend<mode>si2): Macroize insn from
17239 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
17240 (*zero_extend*2_movzbl_and): Remove insn patterns.
17241 (zero_extendqihi2_and): Merge corresponding splitter.
17242 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
17243 (*zero_extend*2_movzbl_and): Remove insn patterns.
17244 (*anddi_1): Split TYPE_IMOVX instructions.
17245 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
17247 (and->zext splitter): Add splitter pattern.
17248 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
17250 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
17252 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
17254 (Debugging Options): Likewise.
17255 (Optimize Options): Likewise.
17256 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
17257 with other architectures. Use official processor names with correct
17258 spelling/capitalization. Fix formatting and grammar issues.
17259 (i386 and x86-64 Windows Options): Similar cleanup here.
17261 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
17263 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
17265 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
17267 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
17268 DBX_REGISTER_NUMBER.
17270 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
17272 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
17273 operand is CONST_INT. Take COSTS_N_INSNS into account.
17274 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
17277 2012-03-02 Richard Henderson <rth@redhat.com>
17279 * optabs.c (expand_atomic_test_and_set): Honor
17280 atomic_test_and_set_trueval even when atomic_test_and_set
17281 optab is not in use.
17283 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
17287 * config/sh/sh.c (sh_register_move_cost): Increase cost between
17288 GENERAL_REGS and FP_REGS for SImode.
17290 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
17293 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
17294 (absdi2): New expander.
17295 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
17297 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
17299 * config/sh/sync.md (atomic_exchange<mode>): New expander.
17300 (atomic_exchange<mode>_soft): New insn.
17302 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
17304 * config/sh/sync.md: Update copyright notice dates.
17305 (atomic_compare_and_swap<mode>): Use SImode for return value instead
17307 (atomic_compare_and_swap<mode>_soft): Likewise.
17309 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
17312 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
17313 * config/sh/sh.c: Update copyright notice dates.
17314 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
17315 alignment for TARGET_HARD_SH4.
17316 (sh_option_override): Reduce default function alignment. Set
17317 loop alignment to 4 bytes when not optimizing for size.
17319 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
17321 PR middle-end/50335
17322 * doc/invoke.texi (floop-flatten): Remove.
17323 * toplev.c (process_options): Remove references to flag_loop_flatten.
17324 * tree-ssa-loop.c (gate_graphite_transform): Same.
17325 * common.opt (floop-flatten): Obsolete.
17326 * graphite-poly.c (apply_poly_transforms): Remove reference to
17328 * Makefile.in (graphite-flattening.o): Remove.
17329 * graphite-flattening.c: Remove.
17331 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
17333 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
17334 having mode compatible with the mode of previous compare. Substitute
17335 compare mode of previous compare with the mode, compatible
17336 with eliminated and previous compare.
17338 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
17340 * config/rs6000/dfp.md (floatdidd2): New define_insn.
17342 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
17344 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
17345 compatible with CCGOCmode and CCGCmode.
17347 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
17349 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
17351 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
17353 * config/arm/arm.c (arm_sat_operator_match): New function.
17354 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
17355 * config/arm/arm.md ("insn" attribute): Add "sat" value.
17356 ("SAT", "SATrev"): New code iterators.
17357 ("SATlo", "SAThi"): New code iterator attributes.
17358 ("*satsi_<SAT:code>"): New pattern.
17359 ("*satsi_<SAT:code>_shift"): Likewise.
17360 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
17361 and "shift" attributes.
17362 ("arm_usatsihi"): Add "insn" attribute.
17363 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
17364 by powers of two. Do not allow shift by 32.
17366 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
17369 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
17370 to pass the argument in the register of "natural" mode.
17372 2012-03-02 Richard Guenther <rguenther@suse.de>
17374 PR tree-optimization/52406
17375 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
17376 (struct indices): Add unconstrained_base member.
17377 (struct dr_alias): Remove unused vops member.
17378 (DR_UNCONSTRAINED_BASE): New define.
17379 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
17380 add indices to allow their disambiguation. Make DR_BASE_OBJECT
17381 be an artificial access that covers the whole indexed object,
17382 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
17383 plain decl base-objects to their MEM_REF variant.
17384 (dr_may_alias_p): When the base-object of either data reference
17385 has unknown size use only points-to information.
17386 (compute_affine_dependence): Make dumps easier to read and
17388 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
17389 DR_REF when looking for packed references.
17390 (vect_supportable_dr_alignment): Likewise.
17392 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
17394 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
17395 Improve conditions for peepholes of loads followed by commutative
17397 * config/arm/ldmstm.md: Regenerated.
17399 2012-03-02 Richard Guenther <rguenther@suse.de>
17401 * BASE-VER: Set to 4.8.0.
17403 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
17405 * config.gcc (obsolete): Add all ARM targets using the FPA.
17406 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
17407 * doc/install.texi: Avoid references to obsolete ARM ports.
17409 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
17411 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
17413 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
17414 Joern Rennecke <joern.rennecke@embecosm.com>
17416 * doc/extend.texi: Expand and update information on interrupt
17417 attribute for Epiphany.
17419 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
17421 * config/sh/sh-protos.h: Update copyright notice dates.
17422 * config/sh/sh.h: Likewise.
17423 * config/sh/sh.md: Likewise.
17424 * config/sh/constraints.md: Likewise.
17425 * config/sh/predicates.md: Likewise.
17427 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
17429 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
17430 * config/sh/sh.c (tertiary_reload_operand): Likewise.
17432 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
17434 * config/sh/constraints.md: Fix comment typo.
17436 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17439 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
17440 unsigned HOST_WIDE_INT.
17441 (zvdep_imm64): Likewise.
17442 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
17443 (vdepi_and): Likewise.
17444 Likewise for unamed 64-bit patterns.
17445 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
17447 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
17450 PR rtl-optimization/52417
17451 * cselib.c (cselib_any_perm_equivs): New variable.
17452 (cselib_reset_table): Check that it's not set when not
17453 preserving constants.
17454 (cselib_add_permanent_equiv): Set it.
17455 (cselib_have_permanent_equivalences): New.
17456 (cselib_init, cselib_finish): Reset it.
17457 * cselib.h (cselib_have_permanent_equivalences): Declare.
17458 * alias.c (get_addr): Restore earlier behavior when there
17459 aren't permanent equivalences.
17461 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
17463 * config/mn10300/mn10300-modes.def: Fix copyright notice.
17464 * config/v850/v850-modes.def: Fix copyright notice.
17466 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
17468 * doc/extend.texi (AVR Built-in Functions): Document
17469 __builtin_avr_flash_segment.
17471 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
17472 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
17473 (*split.flash_segment): New insn-and-split.
17474 * config/avr/avr.c (avr_init_builtins): Add local variables:
17475 const_memx_void_node, const_memx_ptr_type_node,
17476 char_ftype_const_memx_ptr.
17478 2012-03-01 Jakub Jelinek <jakub@redhat.com>
17480 PR tree-optimization/52445
17481 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
17482 add ssa_name_ver, offset and size fields and change store field
17484 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
17485 (add_or_mark_expr): Likewise. Only consider previous stores
17486 with the same size and offset.
17487 (nt_init_block): Only look at gimple_assign_single_p stmts,
17488 doesn't look at rhs2.
17490 2012-03-01 Richard Guenther <rguenther@suse.de>
17492 PR middle-end/52443
17493 * tree-cfg.c (verify_gimple_assign_unary): Allow any
17494 conversions from integral types to pointer types.
17496 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
17498 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
17499 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
17500 unintentionally removed in r184616.
17502 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
17504 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
17507 2012-02-29 Jakub Jelinek <jakub@redhat.com>
17508 Uros Bizjak <ubizjak@gmail.com>
17511 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
17512 alternatives, add "e" constraint to the new last alternative
17513 and ! to last 3 alternatives.
17515 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
17517 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
17518 DW_AT_artificial attributes at the end of the processing.
17519 (gen_array_type_die): Likewise.
17520 (gen_enumeration_type_die): Likewise.
17521 (gen_struct_or_union_type_die): Likewise.
17522 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
17525 2012-02-29 Jakub Jelinek <jakub@redhat.com>
17527 PR middle-end/52419
17528 * expr.c (expand_assignment): If doing misaligned store that doesn't
17529 cover all mode bits, perform a RMW cycle.
17531 PR tree-optimization/52429
17532 * tree-parloops.c (separate_decls_in_region_debug): Return early
17533 if var is LABEL_DECL.
17535 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17537 PR tree-optimization/52424
17538 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
17539 calling dom_thread_across_edge.
17541 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
17543 * config/avr/avr.c: Move definition of TARGET macros to end of file.
17545 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
17547 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
17548 * config/avr/avr.c (avr_output_bld): Remove unused function.
17549 (avr_out_sbxx_branch): Use "%T" to print bit position.
17551 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
17553 * config/avr/avr.md: Untabify.
17555 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
17557 * config/avr/avr.md (eqne): New code iterator.
17558 (*dec-and-branchsi): Use it in text peephole's condition.
17559 (*dec-and-branchhi): Ditto.
17560 (*dec-and-branchqi): Ditto.
17562 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
17565 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
17566 the device does not have the skip-bug.
17568 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
17570 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
17571 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
17572 -mpretend-cmove): New.
17574 2012-02-29 Jakub Jelinek <jakub@redhat.com>
17577 * df.h (struct df_d): Adjust comment that hard_regs_live_count
17578 doesn't count DEBUG_INSN refs.
17579 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
17580 for DEBUG_INSN refs.
17582 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17586 2012-02-20 Richard Guenther <rguenther@suse.de>
17587 PR tree-optimization/52298
17588 * tree-vect-stmts.c (vectorizable_load): Properly use
17589 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
17591 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
17593 PR middle-end/51752
17594 * gimple.h (gimple_in_transaction): New.
17595 (gimple_set_in_transaction): New.
17596 (struct gimple_statement_base): Add in_transaction field.
17597 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
17599 (tree_ssa_lim_initialize): Compute transaction bits.
17600 * tree.h (compute_transaction_bits): Protoize.
17601 * trans-mem.c (tm_region_init): Use the heap to store BB
17603 (compute_transaction_bits): New.
17605 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17607 * gcc.c (display_help): Document --help=common and sort entries
17610 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17612 * doc/install.texi: Document check-$LANG specific shortcuts
17614 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
17617 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
17619 * config/arm/arm_neon.h: Regenerate.
17620 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
17621 (neon_vcgeu): New insn.
17622 (neon_vcgtu): Likewise.
17623 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
17624 (ops): Unsigned comparison intrinsics call a different builtin.
17626 2012-02-28 Richard Guenther <rguenther@suse.de>
17629 * config/i386/i386.c (ix86_expand_vector_set): Fix element
17630 ordering for the VEC_CONCAT for two element vectors for
17631 V2SFmode, V2SImode and V2DImode.
17633 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
17636 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
17637 detecting big-endian triplets.
17639 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
17641 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
17642 mode if there is no type information available.
17644 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
17646 PR tree-optimization/53207
17647 * doc/invoke.texi: Document as experimental and relying on graphite.
17649 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
17651 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
17652 of initializer to changes from r184614.
17654 2012-02-28 Richard Guenther <rguenther@suse.de>
17656 PR tree-optimization/52395
17657 * tree-sra.c (build_ref_for_offset): Also look at the base
17658 TYPE_ALIGN when figuring out the alignment of the replacement.
17660 2012-02-28 Richard Guenther <rguenther@suse.de>
17662 PR tree-optimization/52402
17663 * ipa-prop.c (ipa_modify_call_arguments): Properly use
17664 mis-aligned types when creating the accesses at the call site.
17666 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
17668 * config/avr/builtins.def: New file.
17669 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
17670 * config/avr/avr.c (enum avr_builtin_id): Use it.
17671 (avr_init_builtins): Use it. And use avr_bdesc.
17672 (bdesc_1arg): Remove.
17673 (bdesc_2arg): Remove.
17674 (bdesc_3arg): Remove.
17675 (struct avr_builtin_description): Add field n_args.
17676 (avr_bdesc): New static variable using builtins.def.
17677 (avr_expand_builtin): Use it.
17678 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
17679 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
17680 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
17682 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
17685 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
17686 match only one single hard register with respective hard reg rtx.
17687 (movmemx_<mode>): Ditto.
17688 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
17689 insn anatomy of movmem[x]_<mode>.
17690 (avr_out_movmem): Same for printing assembler and operand usage.
17692 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
17696 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
17697 address spaces located outside of device flash.
17699 * config/avr/avr.h (base_arch_s): Remove field n_segments.
17700 (mcu_type_s): Add field n_flash.
17701 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
17702 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
17703 (AVR_MCU): Add N_FLASH argument.
17704 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
17705 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
17706 macro __FLASH<n> if that address space makes sense for the device.
17707 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
17708 outside of target flash.
17709 (avr_asm_named_section): Ditto.
17710 (avr_asm_select_section): Ditto.
17711 (avr_addr_space_convert): Ditto.
17712 (avr_emit_movmemhi): Ditto.
17713 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
17714 address space is outside of device flash.
17715 (avr_insert_attributes): Ditto.
17716 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
17717 avr_current_arch->n_segments.
17719 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
17722 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
17723 (*movabs<mode>_2): Likewise.
17725 2012-02-27 Jakub Jelinek <jakub@redhat.com>
17728 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
17729 s_register_operand in the test instead of REG_P. Don't call
17730 gen_reg_rtx if it won't be used.
17732 PR tree-optimization/52376
17733 * ipa-split.c (split_function): Ignore CLOBBER stmts.
17735 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
17737 * ifcvt.c (noce_get_condition): Check condition variable is not
17738 small_register_classes_for_mode_p before accepting.
17740 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
17742 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
17744 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
17747 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
17748 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
17750 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
17752 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
17754 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
17756 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
17758 * config/sh/predicates.md: Remove blank lines.
17759 * config/sh/sh.c: Fix typos in comments.
17760 * config/sh/constraints.md: Likewise.
17761 * config/sh/sh.md: Remove blank lines.
17762 Fix typos in comments. Use ;; as comment characters.
17764 2012-02-26 Walter Lee <walt@tilera.com>
17766 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
17767 (replace_mov_pcrel_step2): Ditto.
17769 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
17772 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
17773 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
17774 and locs that reference values newer than the non-canonical value
17775 at hand. Return the canonical value as a worst case.
17776 (memrefs_conflict_p): Walk canonical value's locs.
17779 * cselib.c (preserve_only_constants): Rename to...
17780 (preserve_constants_and_equivs): ... this. Split out...
17781 (invariant_or_equiv_p): ... this. Preserve plus expressions
17782 of other preserved expressions too.
17783 (cselib_reset_table): Adjust.
17784 * var-tracking.c (reverse_op): Use canonical value to build
17787 2012-02-23 Kai Tietz <ktietz@redhat.com>
17789 * config/i386/i386.c (ix86_delegitimize_address): Handle
17790 UNSPEC_PCREL plus displacement.
17792 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
17795 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
17796 to test for unusedness in st X addressing.
17798 2012-02-24 Richard Guenther <rguenther@suse.de>
17800 PR middle-end/52361
17801 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
17802 (is_gimple_reg_type): Move inline ...
17803 * gimple.h (is_gimple_reg_type): ... here.
17805 2012-02-24 Richard Guenther <rguenther@suse.de>
17807 PR middle-end/52361
17808 * passes.c (execute_function_todo): When verifying SSA form
17809 verify gimple form first.
17810 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
17812 2012-02-24 Richard Guenther <rguenther@suse.de>
17814 PR middle-end/52355
17815 * fold-const.c (fold_addr_of_array_ref_difference): New function.
17816 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
17818 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17820 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
17822 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17824 * tree-phinodes.c (make_phi_node): Mark static.
17825 * tree-flow.h (make_phi_node): Remove extern decl.
17826 * doc/gimple.texi (make_phi_node): Remove documentation.
17828 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17830 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
17831 * tree-ssa-sccvn.c (print_scc): Ditto.
17833 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17835 * doc/passes.texi (Full redundancy elimination): Fix typo.
17837 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17839 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
17841 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
17844 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
17846 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
17849 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
17851 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
17853 * config/avr/avr.md (code_stdname): Add ior, xor.
17854 (xior): New code iterator.
17855 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
17856 (*<code_stdname><mode>qi.byte1-3): Ditto.
17858 2012-02-23 Jakub Jelinek <jakub@redhat.com>
17860 PR tree-optimization/52019
17861 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
17864 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17866 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
17867 HAVE_INITFINI_ARRAY to work around namespace pollution in
17868 certain versions of newlib system headers.
17869 * config.in: Regenerate.
17870 * configure: Regenerate.
17871 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
17872 instead of HAVE_INITFINI_ARRAY.
17874 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
17877 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
17878 is not offsettable memory reference.
17880 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
17883 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
17884 setting avr_need_clear_bss_p for __gnu_lto* symbols.
17886 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
17888 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
17889 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
17891 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17893 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
17894 library on Solaris 8 even without TLS support.
17895 * configure: Regenerate.
17897 2012-02-22 Richard Guenther <rguenther@suse.de>
17899 PR middle-end/52329
17900 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
17901 for GIMPLE_DEBUG stmts.
17903 2012-02-22 Martin Jambor <mjambor@suse.cz>
17905 PR middle-end/51782
17906 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
17907 according to the base object.
17909 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
17911 PR rtl-optimization/50063
17912 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
17913 and 2 (8-bit SP) in operand 2.
17914 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
17915 setup to use movhi_sp_r instead of vanilla move to write SP.
17916 Adjust REG_CFA notes to superseed unspec.
17917 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
17919 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
17920 known to be off) only with TARGET_NO_INTERRUPTS. Never use
17921 irq_state 1 (IRQ known to be on) here.
17923 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
17925 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
17927 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
17928 assign_hard_reg): Likewise.
17930 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
17932 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
17934 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
17936 * config/avr/avr.md
17937 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
17938 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
17940 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
17942 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
17943 prototype from here to...
17944 * config/avr/avr.h: ...here.
17946 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
17949 * thumb2.md (thumb2_shiftsi3_short): Split register and
17950 immediate shifts. For register shifts tie operands 0 and 1.
17951 (peephole2 for above): Check that register-controlled shifts
17952 have suitably tied operands.
17954 2012-02-21 Quentin Neill <quentin.neill@amd.com>
17957 * config/i386/bdver1.md (bdver1_call, bdver1_push,
17958 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
17959 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
17960 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
17961 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
17962 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
17963 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
17964 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
17965 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
17966 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
17967 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
17968 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
17969 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
17970 bdver1_ssevector_avx256_unaligned_load,
17971 bdver1_ssevector_sse128_unaligned_load,
17972 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
17973 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
17974 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
17975 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
17976 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
17977 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
17978 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
17979 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
17980 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
17981 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
17982 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
17983 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
17984 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
17985 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
17986 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
17987 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
17988 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
17989 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
17990 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
17991 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
17992 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
17993 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
17994 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
17995 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
17996 bdver1_ssediv_double_load, bdver1_ssediv_double,
17997 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
17998 Add "bdver2" attribute.
18000 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18002 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
18003 default if possible and not specified otherwise.
18005 2012-02-21 Richard Guenther <rguenther@suse.de>
18007 PR middle-end/52314
18008 * gimplify.c (create_tmp_from_val): Use the main variant type
18009 for the type of the temporary we create.
18011 2012-02-21 Richard Guenther <rguenther@suse.de>
18013 PR tree-optimization/52324
18014 * gimplify.c (gimplify_expr): When re-gimplifying expressions
18015 do not gimplify a MEM_REF address operand if it is already
18018 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18020 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
18021 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
18023 2012-02-21 Richard Guenther <rguenther@suse.de>
18025 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
18026 nested_in_vect_loop.
18028 2012-02-21 Jakub Jelinek <jakub@redhat.com>
18030 PR tree-optimization/52318
18031 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
18032 vdef also to non-pure/const call stmts in the sequence.
18034 2012-02-21 Tristan Gingold <gingold@adacore.com>
18036 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
18038 2012-02-20 David S. Miller <davem@davemloft.net>
18040 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
18041 don't use the "rd %pc" instruction on v9 for PIC register loads.
18043 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
18045 PR middle-end/52141
18046 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
18047 in a transaction safe function.
18049 2012-02-20 Kai Tietz <ktietz@redhat.com>
18052 * stor-layout.c (place_field): Handle desired_align for
18055 2012-02-20 Richard Guenther <rguenther@suse.de>
18057 PR tree-optimization/52298
18058 * tree-vect-stmts.c (vectorizable_store): Properly use
18059 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
18061 (vectorizable_load): Likewise.
18062 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
18063 Access DR_STEP after ensuring it is not NULL.
18065 2012-02-20 Jakub Jelinek <jakub@redhat.com>
18067 PR tree-optimization/52286
18068 * fold-const.c (fold_binary_loc): For (X & C1) | C2
18069 optimization use double_int_to_tree instead of build_int_cst_wide,
18070 rewrite to use double_int vars.
18072 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18075 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
18077 Remove -e 0 from $gcc_cv_ld invocation.
18078 Only use __GLIBC_PREREQ if defined.
18079 Enable on Solaris since Solaris 8 patch.
18080 (gcc_SUN_LD_VERSION): New macro.
18081 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
18082 gcc_SUN_LD_VERSION for version number format.
18083 * configure: Regenerate.
18084 * varasm.c (get_elf_initfini_array_priority_section): Set
18085 SECTION_NOTYPE for non-default priority.
18086 Use get_section instead of get_unnamed_section to emit
18087 .init_array/.fini_array with default priority.
18089 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
18091 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
18092 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
18093 (mips_start_unique_function, mips_output_mips16_rdhwr)
18094 (mips_code_end): New functions.
18095 (TARGET_ASM_CODE_END): Define.
18097 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
18099 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
18100 to stubs with non-sibling calls.
18102 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
18104 * doc/invoke.texi (-fira-* options): Copy-edit.
18105 (ira-* parameters): Copy-edit.
18107 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
18109 * doc/invoke.texi: Minor copy-edits to bring into conformance with
18110 GCC coding conventions.
18112 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
18114 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
18115 when used as adjectives.
18117 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
18119 * doc/invoke.texi: Clean up "that"/"which" confusion.
18121 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
18123 * system.h: Poison SMALL_REGISTER_CLASSES
18124 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
18125 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
18127 2012-02-16 Jakub Jelinek <jakub@redhat.com>
18129 PR tree-optimization/52285
18130 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
18131 when deciding if a call is a tail call or tail recursion.
18133 2012-02-16 Kai Tietz <ktietz@redhat.com>
18135 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
18136 interger-constant displacement for UNSPEC_PCREL.
18138 2012-02-16 Jakub Jelinek <jakub@redhat.com>
18140 PR rtl-optimization/52208
18141 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
18142 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
18144 PR tree-optimization/52255
18145 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
18146 loop->header has virtual PHI, but exit_e->dest doesn't, add
18147 virtual PHI to exit_e->dest and adjust all uses after the loop.
18150 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
18151 children with clone_tree_hash, not after it.
18153 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
18155 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
18156 extended identifiers.
18158 2012-02-16 Jakub Jelinek <jakub@redhat.com>
18160 PR middle-end/51929
18161 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
18162 a same_body_alias, also test whether e->callee isn't a former
18163 or current clone of the decl this is a same body alias of.
18165 PR translation/52264
18166 * cgraphunit.c (verify_cgraph_node): Fix a typo.
18168 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
18170 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
18172 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
18175 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
18176 force_reg instead of copy_to_reg for better optimization. Force
18177 non-register or memory operands into a register.
18179 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
18181 * extend.texi: Reserve upper bits of memory model for future use.
18183 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
18184 Anatoly Sokolov <aesok@post.ru>
18185 Eric Weddington <eric.weddington@atmel.com>
18188 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
18189 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
18190 Rewrite initializers for .macro.
18191 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
18192 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
18193 atxmega32d4, atxmega32x1.
18194 avrxmega4: atxmega64a3, atxmega64d3.
18195 avrxmega5: atxmega64a1, atxmega64a1u.
18196 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
18197 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
18198 avrxmega7: atxmega128a1, atxmega128a1u.
18199 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
18200 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
18201 (struct base_arch_s): Rename reserved to xmega_p.
18202 Rename reserved2 to have_rampd.
18203 (AVR_XMEGA): New define.
18204 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
18205 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
18206 * config/avr/predicates.md (io_address_operand): Take into
18207 account SFR offset.
18208 (low_io_address_operand): Ditto.
18209 (high_io_address_operand): Ditto.
18210 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
18211 (enabled, movhi_sp_r): Use them.
18212 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
18213 cpp_define_formatted to built-in define __AVR_ARCH__.
18214 (__AVR_XMEGA__): New built-in define.
18215 (__AVR_HAVE_RAMPD__): New built-in define.
18216 (__AVR_HAVE_RAMPX__): New built-in define.
18217 (__AVR_HAVE_RAMPY__): New built-in define.
18218 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
18220 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
18221 (avr_option_override): Initialize them.
18222 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
18223 (avr_init_expanders): Initialize them. No more block several calls.
18224 (emit_push_sfr): New static function.
18225 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
18227 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
18228 (avr_print_operand): Print addreeses as symbols for
18229 RAMPX, RAMPY, RAMPD, CCP.
18230 (output_movhi): Handle AVR_XMEGA when writing to SP.
18231 (avr_out_movhi_mr_r_xmega): New static function.
18232 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
18233 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
18234 __RAMPD__, __CCP__ as needed.
18236 * config/avr/multilib.h: Regenerate.
18237 * config/avr/t-multilib: Regenerate.
18238 * config/avr/avr-tables.opt: Regenerate.
18240 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
18242 PR tree-optimization/50561
18243 * graphite-flattening.c (lst_project_loop): Do not
18244 remove old scattering dimensions after flattening.
18245 (lst_do_flatten): Likewise.
18247 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
18249 * doc/extend.texi (AVR Built-in Functions): Remove doc for
18250 __builtin_avr_map8, __builtin_avr_map16.
18251 Document __builtin_avr_insert_bits.
18253 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
18254 (insert_bits): New insn.
18255 (adjust_len.map_bits): Rename to insert_bits.
18256 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
18257 * avr-protos.h (avr_out_map_bits): Remove.
18258 (avr_out_insert_bits, avr_has_nibble_0xf): New.
18259 * config/avr/constraints.md (Cxf,C0f): New.
18260 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
18261 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
18262 New built-in define __BUILTIN_AVR_INSERT_BITS.
18263 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
18264 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
18265 (avr_move_bits): Rewrite.
18266 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
18268 (avr_map_op_t): New typedef.
18269 (avr_map_op): New static variable.
18270 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
18271 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
18272 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
18273 (bdesc_3arg, avr_expand_triop_builtin): New.
18274 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
18275 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
18276 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
18277 (avr_map_equal_p, avr_map_sig_p): Remove.
18278 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
18279 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
18280 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
18281 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
18282 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
18283 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
18285 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
18287 * config/c6x/c6x.md (reserve_cycles): New attribute.
18288 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
18289 don't reserve functional units after the branch occurs.
18291 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
18293 PR middle-end/52142
18294 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
18295 functions into non-tm_pure functions.
18297 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
18300 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
18301 (iterative_hash_canonical_type): Likewise.
18302 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
18305 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
18307 * haifa-sched.c (prune_ready_list): Ensure that if there is a
18308 sched-group insn, it either remains alone or the entire list is pruned.
18310 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
18312 * doc/install.texi (Prerequisites): Fix grammar.
18313 (Configuration): Likewise.
18315 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
18317 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
18318 MPC as part of GCC before describing configuring with --with-gmp etc.
18319 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
18320 sources are present.
18322 2012-02-14 Jakub Jelinek <jakub@redhat.com>
18325 * dwarf2out.c (clone_tree_hash): New function.
18326 (copy_decls_walk): Use it instead of clone_tree.
18328 2012-02-14 Richard Guenther <rguenther@suse.de>
18330 PR tree-optimization/52244
18331 PR tree-optimization/51528
18332 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
18333 replacements for integral types.
18335 2012-02-14 Walter Lee <walt@tilera.com>
18337 * config.gcc: Handle tilegx and tilepro.
18338 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
18339 tilegx and tilepro.
18340 Add HAVE_AS_TLS check for tilegx and tilepro.
18341 * configure: Regenerate.
18342 * doc/contrib.texi: Add Mat Hostetter and self.
18343 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
18344 Document instruction intrinsics and network accessing intrinsics.
18345 (TILEPro Built-in Functions): New node. Document instruction
18346 intrinsics and network accessing intrinsics.
18347 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
18348 (Specific, tilepro-*-linux*): Likewise.
18349 * doc/invoke.texi (TILE-Gx Options): New section.
18350 (TILEPro Options): New section.
18351 * doc/md.texi (TILE-Gx): New section.
18352 (TILEPro): New section.
18353 * common/config/tilegx/tilegx-common.c: New file.
18354 * common/config/tilepro/tilepro-common.c: New file.
18355 * config/tilegx/constraints.md: New file.
18356 * config/tilegx/linux.h: New file.
18357 * config/tilegx/mul-tables.c: New file.
18358 * config/tilegx/predicates.md: New file.
18359 * config/tilegx/sync.md: New file.
18360 * config/tilegx/t-tilegx: New file.
18361 * config/tilegx/tilegx-builtins.h: New file.
18362 * config/tilegx/tilegx-c.c: New file.
18363 * config/tilegx/tilegx-generic.md: New file.
18364 * config/tilegx/tilegx-modes.def: New file.
18365 * config/tilegx/tilegx-multiply.h: New file.
18366 * config/tilegx/tilegx-protos.h: New file.
18367 * config/tilegx/tilegx.c: New file.
18368 * config/tilegx/tilegx.h: New file.
18369 * config/tilegx/tilegx.md: New file.
18370 * config/tilegx/tilegx.opt: New file.
18371 * config/tilepro/constraints.md: New file.
18372 * config/tilepro/gen-mul-tables.cc: New file.
18373 * config/tilepro/linux.h: New file.
18374 * config/tilepro/mul-tables.c: New file.
18375 * config/tilepro/predicates.md: New file.
18376 * config/tilepro/t-tilepro: New file.
18377 * config/tilepro/tilepro-builtins.h: New file.
18378 * config/tilepro/tilepro-c.c: New file.
18379 * config/tilepro/tilepro-generic.md: New file.
18380 * config/tilepro/tilepro-modes.def: New file.
18381 * config/tilepro/tilepro-multiply.h: New file.
18382 * config/tilepro/tilepro-protos.h: New file.
18383 * config/tilepro/tilepro.c: New file.
18384 * config/tilepro/tilepro.h: New file.
18385 * config/tilepro/tilepro.md: New file.
18386 * config/tilepro/tilepro.opt: New file.
18388 2012-02-14 Jakub Jelinek <jakub@redhat.com>
18390 PR tree-optimization/52210
18391 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
18392 vect_model_simple_cost with two entry vect_def_type array instead
18393 of an address of dt.
18395 2012-02-14 Richard Guenther <rguenther@suse.de>
18398 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
18399 Do not stream DECL_QUALIFIER.
18400 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
18401 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
18402 (find_decls_types_r): Do not walk DECL_QUALIFIER.
18404 2012-02-14 Jakub Jelinek <jakub@redhat.com>
18407 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
18410 2012-02-13 Jakub Jelinek <jakub@redhat.com>
18413 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
18414 * cselib.c (cselib_subst_to_values_from_insn): New function.
18415 * sched-deps.c (add_insn_mem_dependence,
18416 sched_analyze_1, sched_analyze_2): Use it.
18418 2012-02-13 Jan Hubicka <jh@suse.cz>
18420 PR middle-end/52214
18421 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
18423 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
18425 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
18426 (GTM_SELF_SPECS): Define if not already defined.
18427 (driver_self_specs): Add GTM_SELF_SPECS.
18428 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
18429 (GTM_SELF_SPECS): Define.
18430 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
18431 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
18433 2012-02-13 Jakub Jelinek <jakub@redhat.com>
18435 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
18438 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
18440 PR middle-end/52230
18441 * omp-low.c (expand_omp_for): If a static schedule without chunk size
18442 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
18444 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
18447 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
18449 2012-02-13 Richard Guenther <rguenther@suse.de>
18451 PR translation/52211
18452 * passes.c (enable_disable_pass): Fix typo.
18454 2012-02-13 Jakub Jelinek <jakub@redhat.com>
18456 PR middle-end/52209
18457 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
18458 XOR for reduce_bit_field if type is unsigned.
18460 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
18462 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
18463 disallow changes from SFmode to mode with different size in FP regs.
18465 2012-02-12 Robert Millan <rmh@gnu.org>
18466 Gerald Pfeifer <gerald@pfeifer.com>
18468 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
18471 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
18473 PR rtl-optimization/52175
18474 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
18475 to frame-related instructions.
18477 2012-02-10 Jason Merrill <jason@redhat.com>
18480 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
18481 (demangle_new_symbols): Fill it.
18482 (scan_linker_output): Walk it.
18483 (start_tweaking): Split out from scan_linker_output.
18484 (maybe_tweak): Update sym->chosen.
18485 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
18487 2012-02-11 Jakub Jelinek <jakub@redhat.com>
18490 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
18492 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
18494 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
18495 having the same mode as previous compare.
18497 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
18499 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
18500 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
18501 (nonlocal_goto_internal): Likewise.
18502 (nonlocal_goto): Emit a use and an indirect jump directly.
18504 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
18507 * doc/extend.texi : Update comments for __atomic_compare_exchange and
18508 __atomic_{is,always}_lock_free.
18510 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
18513 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
18514 negative constant address for TARGET_X32.
18516 2012-02-10 Richard Henderson <rth@redhat.com>
18518 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
18519 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
18520 for GIMPLE_TRANSACTION. Tidy if's into a switch.
18522 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18523 Ira Rosen <irar@il.ibm.com>
18525 PR tree-optimization/50031
18526 * targhooks.c (default_builtin_vectorization_cost): Handle
18527 vec_promote_demote.
18528 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
18529 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
18530 all types of reduction and pattern statements.
18531 (vect_estimate_min_profitable_iters): Likewise.
18532 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
18533 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
18534 for explicit realigns.
18535 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
18536 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
18537 vec_promote_demote.
18538 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
18539 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
18540 vec_perm for VSX and handle vec_promote_demote.
18542 2012-02-10 Jakub Jelinek <jakub@redhat.com>
18544 PR middle-end/52177
18545 * builtins.c (fold_builtin_atomic_always_lock_free,
18546 expand_builtin_atomic_always_lock_free,
18547 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
18548 Return and/or test boolean_true_node/boolean_false_node instead of
18549 integer_one_node/integer_zero_node.
18551 2012-02-10 Jan Hubicka <jh@suse.cz>
18553 PR middle-end/48600
18554 * predict.c (predict_paths_for_bb): Prevent looping.
18555 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
18557 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
18559 * config/arm/arm.c (output_move_double): In one case properly
18560 count number of instructions that will be emitted.
18562 2012-02-10 Richard Guenther <rguenther@suse.de>
18564 PR translation/52193
18565 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
18567 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
18569 PR middle-end/52140
18570 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
18572 2012-02-09 Jakub Jelinek <jakub@redhat.com>
18575 * var-tracking.c (emit_note_insn_var_location): If
18576 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
18577 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
18578 non-NOTE_DURING_CALL_P insn.
18580 2012-02-09 Bin Cheng <bin.cheng@arm.com>
18582 PR middle-end/51867
18583 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
18585 2012-02-08 Magnus Granberg <zorry@gentoo.org>
18588 * gcc.c (switch_matches) Support switches with separated form,
18591 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
18593 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
18595 (RAMPZ_ADDR): Ditto.
18596 * config/avr/avr.c (avr_addr_t): New typedef.
18597 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
18598 (avr_init_expanders): Initialize it.
18599 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
18601 (expand_epilogue): Ditto.
18602 (avr_print_operand): Ditto.
18603 (avr_file_start): Ditto.
18604 (avr_emit_movmemhi): Ditto.
18606 2012-02-08 Richard Guenther <rguenther@suse.de>
18608 PR tree-optimization/46886
18609 * tree-flow.h (do_while_loop_p): Declare.
18610 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
18611 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
18613 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
18615 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
18616 always succeed for integers larger than a native word.
18618 2012-02-08 Richard Guenther <rguenther@suse.de>
18620 PR rtl-optimization/52170
18621 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
18622 properly handle integer vector modes.
18624 2012-02-08 Jakub Jelinek <jakub@redhat.com>
18626 PR gcov-profile/52150
18627 * coverage.c: Include target.h.
18628 (build_var): Call targetm.strip_name_encoding on the assembler name.
18629 Change one _ into . or $ if the target allows it.
18630 * Makefile.in (coverage.o): Depend on $(TARGET_H).
18632 PR rtl-optimization/52139
18633 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
18634 is a BARRIER after emit_insn_after_noloc, move BB_END
18635 to the last non-BARRIER insn before it.
18637 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
18639 PR middle-end/24306
18640 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
18641 (mips_gimplify_va_arg_expr): Call it instead of
18642 std_gimplify_va_arg_expr.
18644 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18646 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
18647 message for -mno-pointers-to-nested-function.
18649 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
18651 PR middle-end/51994
18652 * expr.c (get_inner_reference): If there is an offset, add a negative
18653 bit position to it (if any).
18655 2012-02-07 Jakub Jelinek <jakub@redhat.com>
18657 PR rtl-optimization/52060
18658 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
18659 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
18660 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
18661 and/or i0src_copy2 when needed.
18663 2012-02-07 Jakub Jelinek <jakub@redhat.com>
18665 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
18666 or LTOPLUGINSONAME if have_c.
18668 * config/freebsd-spec.h: Add comment about what macros can be defined
18670 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
18671 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
18674 2012-02-07 Richard Guenther <rguenther@suse.de>
18676 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
18677 newline in -alias dumps.
18679 2012-02-07 Kai Tietz <ktietz@redhat.com>
18680 Dave Korn <dave.korn.cygwin@gmail.com>
18683 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
18684 Take care that typinfo gets dllexport-attribute.
18686 2012-02-07 Jakub Jelinek <jakub@redhat.com>
18688 PR middle-end/52074
18689 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
18690 if modifier < EXPAND_SUM call force_operand on the result.
18692 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
18694 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
18695 adding __forwarder_dst__ prefix if a forwarder_section attribute is
18697 (epiphany_function_type): Replace types for specific interrupts with
18698 EPIPHANY_FUNCTION_INTERRUPT.
18699 (EPIPHANY_INTERRUPT_P): Update.
18700 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
18701 New static function.
18702 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
18703 <disinterrupt>: Affects type identity.
18704 (epiphany_handle_interrupt_attribute): Handle variable number of
18706 (epiphany_compute_function_type): Update for new
18707 epiphany_function_type definition.
18708 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
18709 handlers with a longcall forwarder.
18710 (epiphany_start_function): Handle multiple interrupt arguments and/or
18711 forwarder_section attribute.
18713 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
18716 2012-02-07 Alan Modra <amodra@gmail.com>
18719 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
18722 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18724 PR tree-optimization/50969
18725 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
18726 use vec_perm rather than vector_stmt.
18727 (vect_model_load_cost): Likewise.
18728 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
18729 vec_perm to be the same as other vector statements.
18730 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
18731 cost of vec_perm for TARGET_VSX.
18733 2012-02-06 Richard Guenther <rguenther@suse.de>
18735 PR tree-optimization/52115
18736 * tree-sra.c (access_has_replacements_p): New function.
18737 (sra_modify_assign): Use it to decide whether a use is uninitialized.
18739 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
18741 PR middle-end/52047
18742 * trans-mem.c (expand_call_tm): Add an assertion.
18743 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
18746 2012-02-06 Richard Guenther <rguenther@suse.de>
18748 PR tree-optimization/50955
18749 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
18750 raise cost of expressions that replace an address with an
18751 expression based on a different pointer.
18753 2012-02-06 Jakub Jelinek <jakub@redhat.com>
18756 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
18757 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
18759 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
18762 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
18763 -Weffc++ and specify guidelines come from second edition.
18765 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
18767 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
18768 (sibcall_value_multiple_internal, call_split, call_internal_direct)
18769 (call_direct_split, call_value_split, call_value_internal_direct)
18770 (call_value_direct_split, call_value_multiple_split): Use jal and
18771 jal_macro attributes.
18773 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
18775 * reload1.c (reload_regs_reach_end_p): Replace with...
18776 (reload_reg_rtx_reaches_end_p): ...this function.
18777 (new_spill_reg_store): Update commentary.
18778 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
18779 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
18780 before setting new_spill_reg_store.
18781 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
18782 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
18783 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
18784 for non-spill reload registers.
18786 2012-02-05 Ira Rosen <irar@il.ibm.com>
18788 PR tree-optimization/52091
18789 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
18790 (vect_is_simple_use_1): Likewise.
18791 * tree-vect-loop.c (vectorizable_reduction): Update calls
18792 to vect_is_simple_use_1 and vect_is_simple_use.
18793 (vectorizable_live_operation): Likewise.
18794 * tree-vect-patterns.c (widened_name_p,
18795 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
18796 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
18797 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
18798 vectorizable_shift,vectorizable_operation, vectorizable_store,
18799 vectorizable_load): Likewise.
18800 (vect_is_simple_cond): Add an argument, pass it to
18801 vect_is_simple_use_1.
18802 (vectorizable_condition): Update calls to vect_is_simple_cond,
18803 vect_is_simple_use.
18804 (vect_is_simple_use): Add an argument, the statement in which
18805 OPERAND is used. Check that if OPERAND's def stmt is a double
18806 reduction phi node, the use is a phi node too.
18807 (vect_is_simple_use_1): Add an argument, pass it to
18808 vect_is_simple_use.
18809 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
18810 to vect_is_simple_use.
18812 2012-02-04 Jakub Jelinek <jakub@redhat.com>
18814 PR rtl-optimization/52095
18815 * modulo-sched.c (dump_insn_locator): New function.
18816 (loop_canon_p, sms_schedule): Use it.
18818 PR rtl-optimization/52113
18819 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
18820 even for decomposable shift/zext insns.
18822 2012-02-03 Jakub Jelinek <jakub@redhat.com>
18823 Zdenek Dvorak <ook@ucw.cz>
18825 PR rtl-optimization/52092
18826 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
18827 on get_iv_value result.
18829 2012-02-02 Andrew Pinski <apinski@cavium.com>
18831 PR middle-end/47982
18832 PR middle-end/43967
18833 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
18835 2012-02-02 Jakub Jelinek <jakub@redhat.com>
18837 PR middle-end/48071
18838 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
18840 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
18842 PR rtl-optimization/49800
18843 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
18844 (sched_finish): Call regstat_free_n_sets_and_refs.
18846 2012-02-02 Jia Liu <proljc@gmail.com>
18848 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
18851 2012-02-02 Jan Hubicka <jh@suse.cz>
18852 Tom de Vries <tom@codesourcery.com>
18854 PR middle-end/51998
18855 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
18856 * varpool.c (varpool_analyze_pending_decls): Likewise.
18858 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
18859 Jayant R Sonar <jayant.sonar@kpitcummins.com>
18861 * config.gcc: Add cr16-* support.
18863 * doc/extend.texi: Document cr16 extensions.
18864 * doc/install.texi: Document cr16 install.
18865 * doc/invoke.texi: Document cr16 options.
18866 * doc/md.texi: Document cr16 constraints.
18868 * common/config/cr16/cr16-common.c: New file.
18869 * config/cr16/cr16.c: New file.
18870 * config/cr16/cr16.h: New file.
18871 * config/cr16/cr16.md: New file.
18872 * config/cr16/cr16.opt: New file.
18873 * config/cr16/cr16-protos.h: New file.
18874 * config/cr16/predicates.md: New file.
18875 * config/cr16/constraints.md: New file.
18876 * config/cr16/t-cr16: New file.
18878 2012-02-02 Jakub Jelinek <jakub@redhat.com>
18881 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
18882 that operands[2] is either immediate, or q_regs_operand.
18884 PR tree-optimization/52073
18885 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
18886 a pattern stmt for pattern uses, ignore uses outside of the loop.
18888 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
18890 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
18891 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
18892 (OUT_AS1, OUT_AS2): Remove.
18894 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
18896 PR rtl-optimization/51374
18897 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
18898 to cross other volatile_refs_p insns.
18900 2012-02-01 Richard Guenther <rguenther@suse.de>
18902 * doc/invoke.texi (fno-inline): Clarify documentation.
18903 (finline-small-functions): Likewise.
18904 (finline-functions): Likewise.
18905 * common.opt (finline): Adjust comment and documentation.
18906 (finline-small-functions): Clarify documentation.
18907 (finline-functions): Likewise.
18908 (finline-functions-called-once): Likewise.
18910 2012-02-01 Tristan Gingold <gingold@adacore.com>
18912 * c-typeck.c (composite_type): Keep mode for pointers.
18914 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
18916 * function.h (regno_reg_rtx): Adjust comment.
18917 * reginfo.c (init_reg_modes_target): Only use the previous mode
18918 if it fits within one register. Remove MIPS comment.
18920 2012-01-31 Jakub Jelinek <jakub@redhat.com>
18923 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
18925 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18927 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
18928 to srak instruction.
18930 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
18932 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
18934 2012-01-31 Jakub Jelinek <jakub@redhat.com>
18939 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
18941 2012-01-31 Richard Guenther <rguenther@suse.de>
18943 PR tree-optimization/51528
18944 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
18947 2012-01-31 Jakub Jelinek <jakub@redhat.com>
18952 * ree.c (add_removable_extension): Change def_map argument
18953 to unsigned *, store in def_map 1 + offset into *insn_list vector
18954 instead of pointers into the vector.
18955 (find_removable_extensions): Adjust caller.
18957 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
18959 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
18960 Transform all "* quoted-c-code" to { c-code }.
18961 Remove redundant test for "optimize" in combine patterns.
18962 Move (include "avr-dimode.md") to end of file.
18964 2012-01-30 Bin Cheng <bin.cheng@arm.com>
18967 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
18968 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
18970 2012-01-30 Richard Guenther <rguenther@suse.de>
18972 PR tree-optimization/52028
18973 * tree-loop-distribution.c (ldist_gen): Properly update
18976 2012-01-30 Jakub Jelinek <jakub@redhat.com>
18979 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
18980 set_cur_line_info_table if not emitting debug info.
18982 PR tree-optimization/52046
18983 * tree-vect-patterns.c (check_bool_pattern): Give up if
18984 a comparison could throw.
18987 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
18989 2012-01-30 Richard Guenther <rguenther@suse.de>
18991 PR tree-optimization/52045
18992 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
18993 SSA form if cfgcleanup did anything.
18995 2012-01-30 Richard Guenther <rguenther@suse.de>
18997 PR tree-optimization/52045
18998 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
18999 before computing final todo.
19001 2012-01-30 Richard Guenther <rguenther@suse.de>
19003 PR tree-optimization/51528
19004 * tree-sra.c (sra_modify_assign): Re-factor in preparation
19007 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
19009 * df-problems.c (df_kill_notes): Check that the use refers
19010 to the note under examination.
19012 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
19015 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
19016 parameter and use short-lived pseudos.
19017 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
19018 (sparc_expand_vector_init): Const-ify local variables and adjust
19019 calls to above functions.
19021 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
19023 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
19025 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
19027 * doc/invoke.texi: Make usage of "compile time" and
19028 "run time"/"runtime" consistent throughout the file.
19030 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
19032 * config/alpha/alpha.c (alpha_option_override): Default to
19033 full IEEE compliance mode for Go language.
19035 2012-01-29 Tijl Coosemans <tijl@coosemans.org>
19037 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
19038 (LINK_SSP_SPEC): Define.
19040 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19043 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
19046 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
19048 * doc/invoke.texi: Correct hyphenation of "floating point",
19049 "double precision", and related terminology throughout the file.
19051 2012-01-28 Jakub Jelinek <jakub@redhat.com>
19054 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
19055 arm_general_register_operand predicate for operand 2 instead of
19058 2012-01-27 Ian Lance Taylor <iant@google.com>
19061 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
19062 * builtins.c (expand_builtin_init_trampoline): Add onstack
19063 parameter. Change caller.
19064 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
19065 * tree.c (build_common_builtin_nodes): Declare
19066 __builtin_init_heap_trampoline.
19068 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
19070 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
19071 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
19072 * config/avr/avr.c: Ditto.
19073 (avr_regnames): Remove because unused.
19074 * config/avr/avr.md (*cpse.ne): New peephole.
19075 (*cpse.eq): New peephole from former cpse peepholes.
19077 2012-01-27 Michael Eager <eager@eagercon.com>
19079 * config/microblaze.c (microblaze_emit_compare): Correct
19080 test after pcmp instruction.
19082 2012-01-27 Richard Guenther <rguenther@suse.de>
19084 PR tree-optimization/52020
19085 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
19087 2012-01-27 Richard Guenther <rguenther@suse.de>
19089 * ipa-pure-const.c (check_stmt): Clobbers do not make a
19090 function non-const/pure.
19092 2012-01-27 Richard Guenther <rguenther@suse.de>
19094 PR tree-optimization/50444
19095 * tree-sra.c (build_ref_for_offset): Properly adjust the
19096 MEM_REF type for unaligned accesses.
19098 2012-01-27 Richard Guenther <rguenther@suse.de>
19100 PR tree-optimization/50444
19101 * expr.c (mem_ref_refers_to_non_mem_p): New function.
19102 (expand_assignment): Use it. Properly handle misaligned
19103 bases when expanding stores to component references.
19104 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
19105 refactor that case.
19107 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
19109 PR middle-end/51389
19110 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
19111 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
19112 * tree-data-ref.c (find_data_references_in_loop): Make static.
19113 (compute_all_dependences): Change return type to bool. Bail out
19114 for too many datarefs in a loop. Move the hunk resetting the data
19115 dependences vector from ...
19116 (compute_data_dependences_for_loop): ... here. Account for
19117 compute_all_dependences returning false.
19118 (compute_data_dependences_for_bb): Likewise.
19119 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
19120 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
19122 2012-01-27 Richard Guenther <rguenther@suse.de>
19124 PR middle-end/51959
19125 * expr.c (store_field): Use the alias-set of the scratch memory
19128 2012-01-27 Tom de Vries <tom@codesourcery.com>
19130 PR tree-optimization/51990
19131 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19133 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
19135 2012-01-27 Jakub Jelinek <jakub@redhat.com>
19138 * var-tracking.c (reverse_op): Don't add any reverse operation
19139 if V already has any constant locations.
19141 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
19143 * doc/invoke.texi: Correct usage of "command line" (noun)
19144 vs "command-line" (adjective) throughout.
19146 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
19148 * doc/invoke.texi (Language Independent Options): Move
19149 -Wcoverage-mismatch blurb from here....
19150 (Warning Options): ...to here.
19152 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
19154 * config/rs6000/rs6000.c (rs6000_option_override_internal):
19155 Set rs6000_always_hint to false for 476.
19157 2012-01-27 Matthias Klose <doko@ubuntu.com>
19159 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
19161 * incpath.c (add_standard_paths): Likewise.
19163 2012-01-27 Richard Henderson <rth@redhat.com>
19165 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
19166 * config/m68k/sync.md (atomic_test_and_set): Rename from
19167 sync_test_and_setqi and adjust the operands.
19168 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
19169 and unconditionally enable.
19171 2012-01-27 Richard Henderson <rth@redhat.com>
19173 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
19174 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
19175 (ldstub): Rename from ldstubqi.
19176 (ldstub<I24MODE>): Remove.
19178 2012-01-27 Richard Henderson <rth@redhat.com>
19180 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
19181 * c-cppbuiltin.c (cpp_atomic_builtins): Define
19182 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
19183 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
19184 * doc/tm.texi: Rebuild.
19186 2012-01-27 Richard Henderson <rth@redhat.com>
19188 * optabs.c (gen_atomic_test_and_set): Remove default.
19189 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
19191 2012-01-26 Jakub Jelinek <jakub@redhat.com>
19193 PR rtl-optimization/51978
19194 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
19195 (combine_reaching_defs): Likewise.
19196 (struct re_info): Remove.
19197 (add_removable_extension): Remove x and data arguments,
19198 add insn, insn_list and def_map. Use the arguments directly
19199 instead of using struct re_info.
19200 (find_removable_extensions): Don't call add_removable_extension
19201 through note_stores, instead just call it with single_set
19202 result if non-NULL.
19203 (find_and_remove_re): Pass curr_cand->expr instead of
19204 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
19206 2012-01-26 Michael Matz <matz@suse.de>
19208 PR tree-optimization/46590
19209 * cfgexpand.c: Revert last change (r183305).
19210 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
19212 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
19213 checking for emptiness.
19215 2012-01-26 Jakub Jelinek <jakub@redhat.com>
19217 PR middle-end/51895
19218 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
19219 non-addressable non-BLKmode base correctly.
19221 2012-01-26 Michael Matz <matz@suse.de>
19223 PR tree-optimization/48794
19224 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
19225 regions referenced from RESX/EH_DISPATCH.
19227 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19229 * config/s390/s390.h: Make BRANCH_COST an option.
19230 * config/s390/s390.opt: New option -mbranch-cost.
19232 2012-01-26 Richard Henderson <rth@redhat.com>
19234 Revert 2012-01-24 change:
19235 * trans-mem.c (requires_barrier): Do not instrument thread local
19236 variables and emit save/restore for them.
19238 2012-01-25 Jakub Jelinek <jakub@redhat.com>
19240 PR middle-end/51986
19241 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
19244 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
19246 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
19249 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
19252 Rename __pgm to __flash.
19253 Rename __pgm1 to __flash1.
19254 Rename __pgm2 to __flash2.
19255 Rename __pgm3 to __flash3.
19256 Rename __pgm4 to __flash4.
19257 Rename __pgm5 to __flash5.
19258 Rename __pgmx to __memx.
19259 * doc/extend.texi (AVR Named Address Spaces)
19260 Rename address space names as indicated above.
19261 * config/avr/avr.c (avr_addrspace): Ditto.
19263 * config/avr/avr-protos.h
19264 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
19265 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
19266 * config/avr/predicates.md: Ditto.
19267 * config/avr/avr.c Ditto, and
19268 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
19269 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
19271 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
19272 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
19273 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
19274 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
19275 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
19276 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
19277 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
19278 * config/avr/avr.c: Ditto.
19279 * config/avr/avr.md: Ditto.
19281 2012-01-25 Jason Merrill <jason@redhat.com>
19284 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
19286 2012-01-25 Jakub Jelinek <jakub@redhat.com>
19288 PR tree-optimization/51987
19289 * tree-data-ref.c (get_references_in_stmt): Handle references in
19290 non-volatile GIMPLE_ASM.
19292 2012-01-25 Richard Guenther <rguenther@suse.de>
19294 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
19295 bases are dereferenced.
19297 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
19299 PR rtl-optimization/48374
19300 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
19302 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
19304 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
19305 compute_data_dependences_for_loop returns false.
19306 * tree-parloops.c (loop_parallel_p): Likewise.
19308 2012-01-25 Richard Guenther <rguenther@suse.de>
19310 * tree.h (get_pointer_alignment_1): Declare.
19311 * builtins.c (get_pointer_alignment_1): New function.
19312 (get_pointer_alignment): Use it.
19314 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
19316 PR rtl-optimization/48308
19317 * combine.c (enum undo_kind): Add UNDO_LINKS.
19318 (struct undo): Add member l to other_contents and where.
19319 (do_SUBST_LINK): New.
19321 (try_combine): Handle LOG_LINKS for the dummy i1 case.
19322 (undo_all): Handle UNDO_LINKS.
19324 2012-01-25 Richard Henderson <rth@redhat.com>
19326 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
19329 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
19331 * optabs.c (gen_atomic_test_and_set): Use each argument.
19333 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
19335 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
19336 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
19337 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
19338 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
19339 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
19340 TARGET_PAIRED_SINGLE_FLOAT.
19342 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
19344 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
19345 (in_struct, return_val): Remove MEM documentation.
19346 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
19347 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
19348 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
19350 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
19351 * cfgexpand.c (add_alias_set_conflicts): Likewise.
19352 * expr.c (store_field): Likewise.
19353 * function.c (assign_stack_temp_for_type): Likewise.
19354 * ifcvt.c (noce_try_cmove_arith): Likewise.
19355 * reload1.c (reload): Likewise.
19356 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
19357 (alpha_set_memflags): Likewise.
19358 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
19360 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
19362 * rtl.h (true_dependence, canon_true_dependence): Remove varies
19364 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
19365 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
19366 (true_dependence_1, true_dependence, canon_true_dependence): Remove
19368 * cselib.c (cselib_rtx_varies_p): Delete.
19369 (cselib_invalidate_mem): Update call to canon_true_dependence.
19370 * dse.c (record_store, check_mem_read_rtx): Likewise.
19371 (scan_reads_nospill): Likewise.
19372 * cse.c (check_dependence): Likewise.
19373 (cse_rtx_varies_p): Delete.
19374 * expr.c (safe_from_p): Update call to true_dependence.
19375 * ira.c (validate_equiv_mem_from_store): Likewise.
19376 (memref_referenced_p): Likewise.
19377 * postreload-gcse.c (find_mem_conflicts): Likewise.
19378 * sched-deps.c (sched_analyze_2): Likewise.
19379 * store-motion.c (load_kills_store): Likewise.
19380 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
19381 * gcse.c (mems_conflict_for_gcse_p): Likewise.
19382 (compute_transp): Update call to canon_true_dependence.
19384 2012-01-25 Richard Henderson <rth@redhat.com>
19386 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
19387 (maybe_emit_atomic_test_and_set): New.
19388 (expand_sync_lock_test_and_set): Use it.
19389 (expand_atomic_test_and_set): Likewise.
19390 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
19391 the implementation; clarify implementation defined details.
19392 * doc/md.texi (atomic_test_and_set): Document.
19394 2012-01-25 Richard Henderson <rth@redhat.com>
19396 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
19398 2012-01-25 Richard Henderson <rth@redhat.com>
19401 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
19402 to effect no-op split.
19404 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
19407 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
19408 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
19409 (BT_FN_VOID_PTR_INT_SIZE): New.
19410 (BT_FN_UINT_UINT_VAR): Remove.
19411 (BT_FN_UINT32_UINT32_VAR): New.
19412 (BT_FN_DOUBLE_VPTR): Remove.
19413 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
19415 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
19416 (_ITM_changeTransactionMode): Same.
19417 (_ITM_memmoveRtWt): Change return type to void.
19418 (_ITM_memcpyRtWt): Same.
19419 (_ITM_memsetW): Same.
19420 (_ITM_RaRD): Change types to double.
19425 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
19427 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
19428 Patrick Marlier <patrick.marlier@gmail.com>
19430 * trans-mem.c (requires_barrier): Do not instrument thread local
19431 variables and emit save/restore for them.
19433 2012-01-24 Jason Merrill <jason@redhat.com>
19436 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
19437 output static aliases.
19439 2012-01-24 Jakub Jelinek <jakub@redhat.com>
19442 * common.opt (-pie, -shared, pie, shared): Change from Common to
19444 * gcc.c (display_help): Display help for -pie and -shared.
19446 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
19449 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
19450 Remove note on size/offset limitation.
19451 (AVR Variable Attributes): Add example how to read data located
19452 with progmem. Refer to named address spaces.
19453 * doc/invoke.texi (AVR Options): Fix typo.
19455 2012-01-24 Richard Guenther <rguenther@suse.de>
19457 Forward-port to trunk
19458 2010-09-21 Jakub Jelinek <jakub@redhat.com>
19460 PR middle-end/45678
19461 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
19462 op0 isn't sufficiently aligned and there is movmisalignM
19463 insn for mode, use it to load op0 into a temporary register.
19465 2012-01-24 Jakub Jelinek <jakub@redhat.com>
19468 * target.def (const_not_ok_for_debug_p): New hook.
19469 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
19471 * doc/tm.texi: Regenerated.
19472 * dwarf2out.c (const_ok_for_output_1): If
19473 targetm.const_not_ok_for_debug_p returns true, fail.
19474 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
19476 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
19478 2012-01-23 Kai Tietz <ktietz@redhat.com>
19481 * config/i386/predicates.md (symbolic_operand): Allow
19482 UNSPEC_PCREL as PIC expression for lea.
19483 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
19484 * config/i386/i386.c (ix86_delegitimize_address): Handle
19485 UNSPEC_PCREL for none-MEM, too.
19487 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
19489 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
19490 (ipa_tm_create_version_alias): Same.
19492 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
19495 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
19496 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
19498 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
19499 Patrick Marlier <patrick.marlier@gmail.com>
19500 Iain Sandoe <developer@sandoe-acoustics.co.uk>
19503 * lto-wrapper.c (run_gcc): Pass the LTO section name to
19504 simple_object_start_read.
19506 2012-01-23 Richard Guenther <rguenther@suse.de>
19509 PR tree-optimization/51895
19510 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
19511 parameter decomposition into BLKmode components.
19513 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
19515 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
19516 fake variables for restrict-qualified pointers whose pointed-to type
19517 contains a placeholder.
19519 2012-01-23 Richard Guenther <rguenther@suse.de>
19521 PR tree-optimization/51949
19522 * ipa-split.c (execute_split_functions): Do not split malloc functions.
19524 2012-01-23 Jakub Jelinek <jakub@redhat.com>
19526 PR rtl-optimization/51933
19527 * ree.c (transform_ifelse): Return true right away if dstreg is
19528 already wider or equal to cand->mode.
19529 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
19530 (make_defs_and_copies_lists): Remove defs_list and copies_list
19531 arguments, add state argument, just truncate state->work_list
19532 instead of always allocating and freeing the vector. Assert that
19533 get_defs succeeds instead of returning 2. Changed return type to bool.
19534 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
19535 have ext_src_mode, see if it has been modified already with the
19536 right kind of extension and has been extended before from the
19537 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
19538 just return true. Remember the original mode in state->modified array.
19539 (combine_reaching_defs): Add state argument. Don't allocate and
19540 free here def_list, copied_list and vec vectors, instead just
19541 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
19542 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
19543 Add state variable, clear vectors in it, initialize state.modified
19544 if needed. Free all the vectors at the end and state.modified too.
19545 Don't skip a candidate if the extension expression has been modified.
19547 2012-01-22 Douglas B Rupp <rupp@gnat.com>
19550 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
19551 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
19552 (extra_options) interix.opt -> i386/interix.opt"
19553 (extra_objs):Add winnt-stubs.o
19554 * configure.ac: Add interix to target_os .comm on PE check.
19555 * configure: Regenerate.
19556 * config/interix3.h: Delete and move bits to..
19557 * config/interix.h: Delete and move bits to..
19558 * config/i386/i386-interix3.h: Delete and move bits to..
19559 * config/i386/i386-interix.h: ..here.
19560 (TARGET_CPU_DEFAULT): Remove redefinition.
19561 (TARGET_ASM_CONSTRUCTOR): Undefine.
19562 (SUBTARGET_SWITCHES): Define for ms-bitfields.
19563 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
19564 (PTRDIFF_TYPE): Define.
19565 (LONG_DOUBLE_TYPE_SIZE): Define.
19566 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
19567 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
19568 (TARGET_SECTION_TYPE_FLAGS): Define.
19569 (ASM_DECLARE_FUNCTION_NAME): Define.
19570 (ASM_OUTPUT_EXTERNAL): Define.
19571 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
19572 (ASM_OUTPUT_ALIGNED_BSS): Define.
19573 (PCC_BITFIELD_TYPE_MATTERS): Define.
19574 (USE_CONST_SECTION): Define.
19575 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
19576 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
19577 (SUPPORTS_ONE_ONLY): Remove.
19578 (I386_PE_STRIP_ENCODING): Define.
19579 * config/interix.opt: Delete and move bits to..
19580 * config/i386/interix.opt: ..here. New.
19581 (mpe-aligned-commons): Add.
19582 * config/i386/t-interix: Add copyright header.
19583 (winnt-stubs.o): Add rule.
19585 2012-01-22 Jason Merrill <jason@redhat.com>
19588 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
19589 for extra name aliases.
19591 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
19593 PR rtl-optimization/51924
19594 * ree.c (combine_set_extension): Improve debugging message.
19595 (combine_reaching_defs): Likewise.
19596 (get_defs): Rename confusingly named variable.
19597 (find_and_remove_re): Skip a candidate if the extension expression has
19600 2012-01-21 Robert Millan <rmh@gnu.org>
19601 Gerald Pfeifer <gerald@pfeifer.com>
19603 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
19604 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
19606 2012-01-20 Jakub Jelinek <jakub@redhat.com>
19608 PR tree-optimization/51914
19609 * tree-vect-stmts.c (vectorizable_conversion): For
19610 cvt_type && modifier == WIDEN, put temporary with cvt_type
19611 at the beginning of vec_dsts and set vec_dest to temporary
19614 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
19616 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
19618 2012-01-20 Tijl Coosemans <tijl@coosemans.org>
19620 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
19621 * config/rs6000/rs6000.c: Likewise.
19623 2012-01-20 Jakub Jelinek <jakub@redhat.com>
19626 * config/arm/arm.c (arm_count_output_move_double_insns): Call
19627 output_move_double on a copy of operands array.
19629 2012-01-20 Cary Coutant <ccoutant@google.com>
19630 Dodji Seketeli <dodji@redhat.com>
19633 * dwarf2out.c (copy_declaration_context): Return ref to parent
19634 of declaration DIE, if necessary.
19635 (remove_child_or_replace_with_skeleton): Add new parameter; update
19636 caller. Place skeleton DIE under parent DIE of original declaration.
19637 Move call to copy_declaration_context to here ...
19638 (break_out_comdat_types): ... from here.
19640 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19642 PR rtl-optimization/51856
19643 * reload.c (find_reloads_subreg_address): Set the address_reloaded
19646 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
19649 * config/arm/arm.c (arm_print_operand): Correct output of alignment
19650 hints for neon loads and stores.
19652 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
19656 * doc/extend.texi (Named Address Spaces): Split into subsections.
19657 (AVR Named Address Spaces): New subsection.
19658 (M32C Named Address Spaces): New subsection.
19659 (RL78 Named Address Spaces): New subsection.
19660 (SPU Named Address Spaces): New subsection.
19661 (Variable Attributes): New anchor "AVR Variable Attributes".
19662 (AVR Variable Attributes): Rewrite and avoid wording
19663 "address space" in this context.
19664 * doc/invoke.texi (AVR Options): Rewrite and add documentation
19665 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
19666 (AVR Built-in Macros): New subsubsection therein.
19667 * doc/md.texi (AVR constraints): Remove "C04", "R".
19669 2012-01-20 Richard Guenther <rguenther@suse.de>
19671 PR tree-optimization/51903
19672 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
19673 when removing stmts.
19675 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
19678 * config/arm/arm.c (arm_load_pic_register): Use
19679 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
19680 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
19681 (arm_pic_static_addr): Likewise.
19682 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
19683 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
19684 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
19685 (pic_load_addr_unified): New.
19687 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
19690 * function.c (instantiate_virtual_regs_in_insn): Use
19691 delete_insn_and_edges when removing a wrong asm insn.
19693 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
19695 PR rtl-optimization/40761
19696 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
19697 Add new member loop_num.
19698 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
19699 (ira_build): Remove the parameter.
19701 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
19702 (ira.c): Do not build CFG loops for one region allocation. Remove
19703 argument from ira_build call.
19705 * ira-build.c (init_loop_tree_node): New function.
19706 (create_loop_tree_nodes): Use it. Separate the case when CFG
19707 loops are not built.
19708 (more_one_region_p): Check current_loops.
19709 (finish_loop_tree_nodes): Separate the case when CFG loops are not
19711 (add_loop_to_tree): Process loop equal to NULL too.
19712 (form_loop_tree): Separate the case when CFG loops are not built.
19713 Use explicitly number for the root.
19714 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
19716 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
19717 instead of loop->num.
19718 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
19719 (mark_all_loops_for_removal): Ditto.
19720 (remove_unnecessary_regions): Separate the case when CFG loops
19722 (ira_build): Remove the parameter. Use explicit number of regions
19723 when CFG loops are not built.
19725 * ira-color.c (print_loop_title): Separate the case for the root node.
19726 Use loop_num instead of loop->num.
19727 (move_spill_restore): Use loop_num instead of loop->num.
19729 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
19730 (change_loop): Ditto.
19731 (change_loop): Use loop_num instead of loop->num.
19733 * ira-lives.c (process_bb_node_lives): Ditto.
19735 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
19737 * ira-conflicts.c (print_allocno_conflicts): Ditto.
19739 2012-01-19 Jakub Jelinek <jakub@redhat.com>
19741 PR libmudflap/40778
19742 * tree-mudflap.c (mf_artificial): New function.
19743 (execute_mudflap_function_ops, execute_mudflap_function_decls,
19744 mx_register_decls, mudflap_enqueue_decl): Use it.
19747 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
19748 numbers in the insn pattern.
19750 2012-01-19 Michael Matz <matz@suse.de>
19752 PR tree-optimization/46590
19753 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
19754 use it in remembering which conflicts we already created.
19755 (add_scope_conflicts): Adjust call to above, (de)allocate helper
19758 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
19761 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
19762 (merge_and_complain): Same.
19764 2012-01-19 Jakub Jelinek <jakub@redhat.com>
19767 * config/initfini-array.h: Guard content of the header
19768 with #ifdef HAVE_INITFINI_ARRAY.
19769 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
19770 Add initfini-array.h to tm_file here.
19771 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
19772 * config.gcc: Don't add initfini-array.h to tm_file here.
19773 * configure: Regenerated.
19775 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
19777 PR rtl-optimization/51505
19778 * df-problems.c (df_kill_notes): New parameter live. Update comment.
19779 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
19780 (df_note_bb_compute): Update the call to df_kill_notes.
19782 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
19784 * trans-mem.c (requires_barrier): Remove call to is_global_var.
19786 2012-01-18 Richard Guenther <rguenther@suse.de>
19788 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
19789 of conversions to void *.
19791 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19792 Richard Sandiford <rdsandiford@googlemail.com>
19794 PR middle-end/50325
19795 PR middle-end/51192
19796 * optabs.h (simplify_expand_binop): Declare.
19797 * optabs.c (simplify_expand_binop): Make global.
19798 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
19799 endian targets if the source cannot be exactly covered by word
19802 2012-01-17 Jakub Jelinek <jakub@redhat.com>
19805 * hard-reg-set.h (struct hard_reg_set_container): New type.
19806 * target.h (struct hard_reg_set_container): Forward declare.
19807 * target.def (set_up_by_prologue): New target hook.
19808 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
19809 * doc/tm.texi: Regenerated.
19810 * function.c (thread_prologue_and_epilogue_insns): Change
19811 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
19812 Call targetm.set_up_by_prologue on it.
19813 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
19814 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
19816 2012-01-17 Nick Clifton <nickc@redhat.com>
19818 * config/rx/rx.c (rx_can_use_simple_return): New function.
19819 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
19820 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
19822 2012-01-17 Richard Guenther <rguenther@suse.de>
19824 PR middle-end/51782
19825 * expr.c (expand_assignment): Take address-space information
19826 from the address operand of MEM_REF and TARGET_MEM_REF.
19827 (expand_expr_real_1): Likewise.
19829 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19831 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
19832 reload dump is requested.
19834 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
19837 * trans-mem.c (requires_barrier): Call may_be_aliased.
19839 2012-01-17 Jakub Jelinek <jakub@redhat.com>
19841 PR tree-optimization/51877
19842 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
19843 call arguments and fndecls compare equal, instead return false if they
19844 don't. Return true only if lhs1 and lhs2 are either both NULL, or
19845 both SSA_NAMEs that are valueized the same, or they satisfy
19848 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19850 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
19852 * configure: Regenerate.
19854 2012-01-16 Jan Hubicka <jh@suse.cz>
19858 * convert.c (convert_to_integer): Use fold_convert for
19859 converting an INTEGER_CST to integer type.
19861 2012-01-16 Jason Merrill <jason@redhat.com>
19864 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
19866 2012-01-16 Jakub Jelinek <jakub@redhat.com>
19869 * config/s390/s390.c (s390_chunkify_start): Don't skip
19870 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
19871 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
19872 If insn is followed by NOTE_INSN_VAR_LOCATION or
19873 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
19874 Don't use location of note insns.
19876 PR tree-optimization/51865
19877 * tree-inline.c (tree_function_versioning): Call remap_decl
19878 on DECL_RESULT whenever it has VOID_TYPE_P type.
19880 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
19882 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
19883 for calls to locally-binding MIPS16 functions if only the return
19884 type uses float regs.
19886 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
19887 Richard Sandiford <rdsandiford@googlemail.com>
19889 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
19890 (SYMBOL_32_HIGH): Likewise.
19891 (mips_output_tls_reloc_directive): Declare.
19892 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
19893 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
19894 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
19895 (mips_lo_relocs, mips_hi_relocs): Make extern.
19896 (mips16_stub_function): Move up file.
19897 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
19898 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
19899 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
19900 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
19901 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
19902 (mips_get_tp): Add MIPS16 support.
19903 (mips_legitimize_tls_address): Remove MIPS16 sorry().
19904 Generalize DTPREL and TPREL handling.
19905 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
19906 Add MIPS16 TLS support.
19907 (mips_output_tls_reloc_directive): New function.
19908 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
19909 * config/mips/predicates.md (symbolic_operand_with_high)
19910 (tls_reloc_operand): New predicates.
19911 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
19912 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
19913 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
19914 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
19915 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
19916 (*tls_get_tp_mips16_call_<mode>): Likewise.
19918 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
19920 PR rtl-optimization/51821
19921 * recog.c (peep2_find_free_register): Determine clobbered registers
19924 2012-01-14 Denis Chertykov <chertykov@gmail.com>
19927 * config/avr/avr-protos.h: Revert change of 2012-01-09.
19928 * config/avr/avr.c: Likewise.
19929 * config/avr/avr.h: Likewise.
19931 2012-01-13 Ian Lance Taylor <iant@google.com>
19934 * tree.h (TYPE_QUALS): Add cast to int.
19935 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
19937 2012-01-13 Ian Lance Taylor <iant@google.com>
19939 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
19940 comparing param_index to VEC_length result.
19942 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
19944 * c-decl.c: Do not include tree-mudflap.h
19945 * tree-optimize.c: Likewise.
19946 * Makefile.in: Update dependencies.
19948 2012-01-13 Richard Guenther <rguenther@suse.de>
19951 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
19952 variable-sized result always use RSO.
19954 2012-01-12 DJ Delorie <dj@redhat.com>
19956 * cfgexpand.c (convert_debug_memory_address): Allow any valid
19957 pointer type, not just the default pointer type.
19959 2012-01-09 Richard Henderson <rth@redhat.com>
19960 Denis Chertykov <chertykov@gmail.com>
19963 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
19964 * config/avr/avr.c (avr_can_eliminate): Simplify.
19965 (avr_initial_elimination_offset): Likewise.
19966 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
19967 (expand_epilogue): Likewise.
19968 (avr_legitimize_address): Gut.
19969 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
19970 (avr_hard_regno_nregs): New.
19971 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
19972 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
19973 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
19974 add soft frame pointer.
19975 (CALL_USED_REGISTERS): Likewise.
19976 (REG_CLASS_CONTENTS): Likewise.
19977 (REGISTER_NAMES): Likewise.
19978 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
19979 (HARD_FRAME_POINTER_REGNUM): New.
19980 (FRAME_POINTER_REGNUM): Use soft frame pointer.
19981 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
19982 remove the HARD_FRAME_POINTER self-elimination.
19984 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
19987 * config/avr/avr.c (avr_encode_section_info): Test for absence of
19988 DECL_EXTERNAL when checking for initializers of progmem variables.
19990 2012-01-12 Ira Rosen <irar@il.ibm.com>
19992 PR tree-optimization/51799
19993 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
19994 that the last operation is a type demotion.
19996 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
19998 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
19999 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
20001 2012-01-11 Jakub Jelinek <jakub@redhat.com>
20004 * combine.c (distribute_notes): If i3 is a noreturn call,
20005 allow old_size to be equal to args_size and make sure the
20006 noreturn call gets REG_ARGS_SIZE note.
20007 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
20008 on noreturn calls even when the delta is 0.
20010 2012-01-11 Nathan Sidwell <nathan@acm.org>
20012 * gcov.c (STRING_SIZE): Remove.
20013 (generate_results): Erase annotations for source files with no
20014 coverage information.
20016 (output_lines): Use it.
20018 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
20020 * gimple.h (gimplify_body): Remove first argument.
20021 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
20022 pointer set here, instead just pass DATA to walk_tree.
20023 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
20024 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
20025 (unvisit_body): Likewise, but with unmark_visited.
20026 (gimplify_body): Remove BODY_P argument and adjust.
20027 (gimplify_function_tree): Adjust call to gimplify_body.
20028 * omp-low.c (finalize_task_copyfn): Likewise.
20030 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
20032 * tree.h (build_function_decl_skip_args): Add boolean parameter.
20033 (build_function_type_skip_args): Delete.
20034 * tree.c (build_function_type_skip_args): Make static and add
20035 SKIP_RETURN parameter. Fix thinko in the handling of variants.
20036 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
20037 pass it to build_function_type_skip_args.
20038 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
20039 (tree_function_versioning): Likewise.
20040 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
20041 build_function_decl_skip_args.
20042 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
20043 and pass it to build_function_decl_skip_args/tree_function_versioning.
20044 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
20045 * ipa-inline-transform.c (save_inline_function_body): Likewise.
20046 * trans-mem.c (ipa_tm_create_version): Likewise.
20047 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
20048 * tree-inline.c (declare_return_variable): Remove always-true test.
20049 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
20050 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
20051 * ipa-split.c (split_function): Skip the return value for the split
20052 part if it doesn't return.
20054 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20056 PR tree-optimization/49642
20057 * ipa-split.c (forbidden_dominators): New variable.
20058 (check_forbidden_calls): New function.
20059 (dominated_by_forbidden): Likewise.
20060 (consider_split): Check for forbidden dominators.
20061 (execute_split_functions): Initialize and free forbidden
20062 dominators info; call check_forbidden_calls.
20064 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
20066 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
20068 2012-01-11 Nick Clifton <nickc@redhat.com>
20070 * config/rx/rx.md (return): Define pattern.
20072 2012-01-11 Richard Guenther <rguenther@suse.de>
20074 * doc/extend.texi (malloc attribute): Adjust according to
20077 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
20078 Patrick Marlier <patrick.marlier@gmail.com>
20080 PR middle-end/51516
20081 * trans-mem.c (get_cg_data): Traverse aliases if requested.
20082 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
20083 (ipa_tm_note_irrevocable): Same.
20084 (ipa_tm_scan_irr_block): Same.
20085 (ipa_tm_decrement_clone_counts): Same.
20086 (ipa_tm_scan_irr_function): Same.
20087 (ipa_tm_create_version_alias): Same.
20088 (ipa_tm_create_version): Same.
20089 (ipa_tm_transform_calls_redirect): Same.
20090 (ipa_tm_transform_calls): Same.
20091 (ipa_tm_transform_transaction): Same.
20092 (ipa_tm_execute): Same.
20094 2012-01-10 Richard Guenther <rguenther@suse.de>
20096 PR middle-end/51806
20097 * opts.c (common_handle_option): Handle -Werror.
20099 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
20101 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
20104 2012-01-10 Jason Merrill <jason@redhat.com>
20106 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
20109 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20111 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
20112 supports R_386_TLS_GD_PLT reloc.
20113 (gcc_cv_as_ix86_tlsldmplt): Check if linker
20114 supports R_386_TLS_LDM_PLT reloc.
20115 * configure: Regenerate.
20116 * config.in: Regenerate.
20118 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
20121 Extend __pgmx semantics to linearize memory.
20122 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
20123 determine if code comes inline or from libgcc.
20124 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
20125 (movmem_qi, movmem_qi): Set constraint #2 to "n".
20126 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
20127 (movmemx_qi, movmemx_hi): New insns.
20128 (xload_<mode>_libgcc): Rewrite to new insn condition.
20129 (xload_<mode>): Remove insns.
20130 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
20131 cases that don't satisfy avr_xload_libgcc_p().
20132 (avr_addr_space_convert): Allow converting in any direction.
20133 (avr_addr_space_subset_p): Return always true.
20134 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
20135 (avr_emit_movmemhi): Ditto.
20136 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
20137 (avr_out_movmem): Ditto.
20138 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
20139 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
20140 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
20141 (avr_encode_section_info): Encode 'progmem' in symbol flags.
20142 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
20144 2012-01-10 Richard Guenther <rguenther@suse.de>
20146 PR tree-optimization/50913
20147 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
20148 Require data-refs to be representable by Graphite with respect
20151 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
20153 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
20154 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
20156 2012-01-10 Tom de Vries <tom@codesourcery.com>
20158 PR rtl-optimization/51271
20159 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
20160 handling annulled branch.
20162 2012-01-10 Richard Henderson <rth@redhat.com>
20164 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
20165 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
20166 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
20167 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
20168 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
20169 arm_expand_vec_perm_const): New.
20170 * config/arm/arm-protos.h: Update.
20171 * config/arm/neon.md (UNSPEC_VCONCAT): New.
20172 (*neon_vswp<VDQX>): New.
20173 (neon_vcombine<VDX>): Use neon_split_vcombine.
20174 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
20175 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
20176 (vec_perm<VE>): New.
20178 2012-01-10 Richard Henderson <rth@redhat.com>
20180 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
20181 use it if reload_completed.
20182 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
20183 arm_output_asm_insn, arm_process_output_memory_barrier,
20184 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
20185 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
20186 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
20187 arm_process_output_sync_insn, arm_output_sync_insn,
20188 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
20189 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
20190 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
20191 (emit_unlikely_jump): New.
20192 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
20193 (arm_split_atomic_op): New.
20194 * config/arm/arm-protos.h: Update.
20195 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
20196 (struct arm_sync_generator): Remove.
20197 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
20198 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
20199 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
20200 (VUNSPEC_LL, VUNSPEC_SC): New.
20201 (sync_result, sync_memory, sync_required_value, sync_new_value,
20202 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
20203 (attr length): Don't use arm_sync_loop_insns.
20204 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
20205 (movsfcc, movdfcc): Likewise.
20206 * config/arm/constraints.md (Ua): New.
20207 * config/arm/prediates.md (mem_noofs_operand): New.
20208 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
20209 (sync_clobber, sync_t2_reqd): Remove.
20210 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
20211 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
20212 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
20213 (arm_sync_compare_and_swap<SIDI>): Remove.
20214 (arm_sync_compare_and_swap<NARROW>): Remove.
20215 (arm_sync_lock_test_and_set<SIDI>): Remove.
20216 (arm_sync_lock_test_and_set<NARROW>): Remove.
20217 (arm_sync_new_<syncop><SIDI>): Remove.
20218 (arm_sync_new_<syncop><NARROW>): Remove.
20219 (arm_sync_new_nand<SIDI>): Remove.
20220 (arm_sync_new_nand<NARROW>): Remove.
20221 (arm_sync_old_<syncop><SIDI>): Remove.
20222 (arm_sync_old_<syncop><NARROW>): Remove.
20223 (arm_sync_old_nand<SIDI>): Remove.
20224 (arm_sync_old_nand<NARROW>): Remove.
20225 (*memory_barrier): Merge arm_output_memory_barrier.
20226 (atomic_compare_and_swap<QHSD>): New.
20227 (atomic_compare_and_swap<NARROW>_1): New.
20228 (atomic_compare_and_swap<SIDI>_1): New.
20229 (atomic_exchange<QHSD>): New.
20230 (cas_cmp_operand, cas_cmp_str): New.
20231 (atomic_op_operand, atomic_op_str): New.
20232 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
20233 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
20234 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
20235 (arm_load_exclusive<NARROW>): New.
20236 (arm_load_exclusivesi, arm_load_exclusivedi): New.
20237 (arm_store_exclusive<QHSD>): New.
20239 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
20241 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
20242 reload patterns if -mvsx-scalar-memory.
20244 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
20245 generated, even -mno-vsx-scalar-double was used.
20246 (vsx_xscvdpsp_scalar): Likewise.
20247 (vsx_xscvspdp_scalar2): Likewise.
20249 2012-01-09 Tom de Vries <tom@codesourcery.com>
20250 Andrew Pinski <apinski@cavium.com>
20253 * reorg.c (fill_slots_from_thread): Don't speculate
20254 frame-related insns.
20256 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
20258 * sched-int.h (bb_note): Move to...
20259 * basic-block.h: ...here.
20260 * haifa-sched.c (bb_note): Move to...
20261 * cfgrtl.c: ...here.
20262 * function.c (next_block_for_reg): New function.
20263 (move_insn_for_shrink_wrap): Likewise.
20264 (prepare_shrink_wrap): Rewrite to use the above.
20266 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
20268 * gimple.c (is_gimple_non_addressable): Remove.
20269 * gimple.h: Remove is_gimple_non_addressable.
20270 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
20271 is_gimple_non_addressable.
20272 * trans-mem.c (expand_assign_tm): Same.
20274 2012-01-09 Richard Guenther <rguenther@suse.de>
20276 PR tree-optimization/51775
20277 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
20278 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
20280 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
20282 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
20284 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
20286 2012-01-09 Richard Guenther <rguenther@suse.de>
20288 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
20290 2012-01-08 Jan Hubicka <jh@suse.cz>
20292 PR tree-optimize/51680
20293 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
20294 on when known_vals needs to be computed; cleanup.
20296 2012-01-08 Jan Hubicka <jh@suse.cz>
20298 PR tree-optimize/51694
20299 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
20301 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
20303 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
20304 for -std=c++98 and -std=c++11 too.
20306 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
20308 * cfgloop.c (cancel_loop): Add free() of bbs array.
20310 2012-01-07 Jan Hubicka <jh@suse.cz>
20312 PR tree-optimization/51600
20313 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
20314 that benefits small functions.
20316 2012-01-07 Jan Hubicka <jh@suse.cz>
20318 * ipa-inline.c (want_inline_small_function_p): Fix formating.
20320 2012-01-07 Jan Hubicka <jh@suse.cz>
20322 PR tree-optimization/51680
20323 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
20324 whose inlining reduce unit size.
20326 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
20329 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
20330 Add canonical node to containing_mem chain after the non-canonical
20331 one, even if there weren't any locs to propagate.
20332 (remove_useless_values): Keep only canonical values.
20333 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
20334 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
20335 canonicalize mem_chain elements that are not discarded.
20337 2012-01-06 Jakub Jelinek <jakub@redhat.com>
20340 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
20341 before emitting functions.
20343 PR gcov-profile/50127
20344 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
20345 clear_aux_for_blocks.
20347 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
20350 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
20352 2012-01-06 Arnaud Charlet <charlet@adacore.com>
20354 * c-decl.c (ext_block): Moved up.
20355 (collect_all_refs, for_each_global_decl): Take ext_block into account.
20357 2012-01-06 Han Shen <shenhan@google.com>
20359 Translate built-in include paths for sysroot.
20360 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
20361 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
20363 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
20364 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
20366 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
20367 control whether sysroot should be prepended to gxx include dir.
20369 * configure: Regenerate.
20371 2012-01-06 Torvald Riegel <triegel@redhat.com>
20373 PR rtl-optimization/51771
20374 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
20375 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
20377 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
20379 PR tree-optimization/51315
20380 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
20381 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
20383 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
20386 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
20387 for shrp pattern. Correctly handle and fixup shift variable.
20388 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
20390 2012-01-05 Jakub Jelinek <jakub@redhat.com>
20393 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
20394 note when !ACCUMULATE_OUTGOING_ARGS.
20396 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
20398 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
20400 (extract_range_from_unary_expr_1): Avoid useless computations.
20402 2012-01-05 Jakub Jelinek <jakub@redhat.com>
20404 PR rtl-optimization/51767
20405 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
20406 of jump_block and add an extra edge for degenerated asm gotos.
20408 PR middle-end/51768
20409 * stmt.c (check_unique_operand_names): Don't ICE during error
20410 reporting if i is from labels chain.
20412 PR middle-end/44777
20413 * profile.c (branch_prob): Split bbs that have exit edge
20414 and need a fake entry edge too.
20416 2012-01-05 Jan Hubicka <jh@suse.cz>
20418 PR middle-end/49710
20419 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
20422 2012-01-05 Richard Guenther <rguenther@suse.de>
20425 * tree-streamer-out.c (write_ts_optimization): New function.
20426 (streamer_write_tree_body): Call it.
20427 * tree-streamer-in.c (lto_input_ts_optimization): New function.
20428 (streamer_read_tree_body): Call it.
20429 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
20431 2012-01-05 Jakub Jelinek <jakub@redhat.com>
20433 PR middle-end/51761
20434 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
20435 * gimplify.c (gimplify_cleanup_point_expr): Save and set
20436 in_cleanup_point_expr before gimplify_stmt call and restore it
20438 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
20439 in_cleanup_point_expr is false.
20441 2012-01-05 Richard Guenther <rguenther@suse.de>
20443 PR middle-end/51764
20444 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
20446 * toplev.c (process_options): Reject combining mudflap and LTO.
20447 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
20449 2012-01-05 Richard Guenther <rguenther@suse.de>
20451 PR tree-optimization/51760
20452 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
20454 (bit_value_unop): Handle UNDEFINED operands.
20455 (bit_value_binop): Likewise.
20457 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
20459 * config/avr/avr.c (avr_replace_prefix): Remove.
20460 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
20461 (avr_asm_function_rodata_section): Ditto.
20462 (avr_asm_select_section): Ditto.
20464 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
20466 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
20469 2012-01-05 Jakub Jelinek <jakub@redhat.com>
20472 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
20473 calls that have any non-fake successor edges.
20476 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
20478 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
20480 PR tree-optimization/51624
20481 * tree-sra.c (build_ref_for_model): When replicating a chain of
20482 COMPONENT_REFs, stop as soon as the offset would become negative.
20484 2012-01-04 Jakub Jelinek <jakub@redhat.com>
20487 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
20488 in .debug_loc on the floor.
20490 2012-01-04 Andrew Pinski <apinski@cavium.com>
20492 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
20494 2012-01-04 Andrew Pinski <apinski@cavium.com>
20495 Adam Nemet <anemet@caviumnetworks.com>
20497 * config/mips/mips.md (size): Add SI and DI.
20498 (SIZE): New mode attribute.
20499 (U): New code attribute.
20500 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
20501 (mips_lbux_<mode>): Delete.
20502 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
20503 (mips_lhx): Use gen_mips_lhx_extsi.
20504 (mips_lhx_<mode>): Delete.
20505 (mips_lwx): Delete.
20506 (mips_l<size>x): New expand.
20507 (mips_lwx_<mode>): Delete.
20508 (mips_l<GPR:size>x_<P:mode>): New pattern.
20509 (*mips_lw<u>x_<P:mode>_ext): Likewise.
20510 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
20511 * config/mips/mips.c (mips_lx_address_p): New function.
20512 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
20513 (dsp64): New availability predicate.
20514 (mips_builtins): Add an entry for __builtin_mips_ldx.
20515 * config/mips/mips.h (ISA_HAS_LBX): New define.
20516 (ISA_HAS_LBUX): Likewise.
20517 (ISA_HAS_LHX): Likewise.
20518 (ISA_HAS_LHUX): Likewise.
20519 (ISA_HAS_LWX): Likewise.
20520 (ISA_HAS_LWUX): Likewise.
20521 (ISA_HAS_LDX): Likewise.
20522 * doc/extend.texi (__builtin_mips_ldx): Document.
20524 2012-01-04 Tristan Gingold <gingold@adacore.com>
20526 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
20527 when long pointers are used.
20528 * config.build (*-*-*vms*): Handle all OpenVMS targets.
20529 (alpha64-dec-*vms*, alpha*-dec-*vms*)
20530 (ia64-hp-*vms*): Remove.
20531 * config/vms/xm-vms64.h: Delete.
20533 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
20535 PR middle-end/51472
20536 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
20538 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
20540 * opts.c (finish_options): Remove duplicate sorry.
20542 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
20544 PR middle-end/51696
20545 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
20548 2012-01-04 Richard Guenther <rguenther@suse.de>
20550 PR middle-end/51750
20551 * tree.c (size_low_cst): New function.
20552 * tree.h (size_low_cst): Declare.
20553 * fold-const.c (fold_comparison): Use it to extract the low
20554 part of the POINTER_PLUS_EXPR offset.
20556 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
20558 Fix clearing ZERO_REG
20559 * config/avr/avr.md (cc): Add alternative "ldi".
20560 (movqi_insn): Use it in cc attribute.
20561 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
20562 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
20563 (output_reload_insisf): Use ZERO_REG to pre-clear register.
20565 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
20567 * configure: Regenerate.
20569 2012-01-04 Richard Guenther <rguenther@suse.de>
20571 PR tree-optimization/49651
20572 * tree-ssa-structalias.c (type_can_have_subvars): New function.
20573 (var_can_have_subvars): Use it.
20574 (get_constraint_for_1): Only consider subfields if there can be any.
20576 2012-01-03 Jakub Jelinek <jakub@redhat.com>
20579 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
20580 to its new canonical_cselib_val and the cselib_val was in
20581 first_containing_mem chain, but the canonical_cselib_val was not,
20582 add the latter into the chain.
20583 (cselib_invalidate_mem): Compare canonical_cselib_val of
20584 addr_list chain elt with v.
20587 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
20588 dwarf2out_undef): Allocate e.info using ggc_strdup instead
20590 (output_macinfo_op): Don't ggc_strdup fd->filename.
20591 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
20592 then ggc_strdup it. Don't free inc->info or cur->info.
20593 (output_macinfo): Don't free ref->info or file->info.
20595 2012-01-03 Ira Rosen <irar@il.ibm.com>
20597 PR tree-optimization/51269
20598 * tree-vect-loop-manip.c (set_prologue_iterations): Make
20599 first_niters a pointer.
20600 (slpeel_tree_peel_loop_to_edge): Likewise.
20601 (vect_do_peeling_for_loop_bound): Update call to
20602 slpeel_tree_peel_loop_to_edge.
20603 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
20604 here. Remove it from the parameters list.
20605 (vect_do_peeling_for_alignment): Update calls and compute
20606 wide_prolog_niters.
20608 2012-01-03 Richard Guenther <rguenther@suse.de>
20610 PR tree-optimization/51070
20611 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
20612 Properly handle calls.
20614 2012-01-03 Richard Guenther <rguenther@suse.de>
20616 PR tree-optimization/51692
20617 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
20618 the LHS of allocation stmts.
20620 2012-01-03 Olivier Hainque <hainque@adacore.com>
20622 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
20624 2012-01-03 Olivier Hainque <hainque@adacore.com>
20626 * collect2.c (main): In AIX specific computations for vector
20627 insertions, use CONST_CAST2 to cast from char ** to const char **.
20629 2012-01-03 Richard Guenther <rguenther@suse.de>
20632 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
20633 the context of a limbo DIE when it does not already exist.
20635 2012-01-03 Jakub Jelinek <jakub@redhat.com>
20637 PR tree-optimization/51719
20638 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
20639 but direct call is, clear direct call's lhs and don't add fallthrough
20640 edge from dcall_bb to join_bb and PHIs.
20642 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
20644 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
20645 the instructions emitted by the pattern.
20646 ("*TDC_insn_<mode>"): Add comment.
20648 2012-01-03 Richard Guenther <rguenther@suse.de>
20650 PR middle-end/51730
20651 * fold-const.c (fold_comparison): Properly canonicalize
20652 tree offset and HOST_WIDE_INT bit position.
20654 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
20656 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
20657 operands for extzv pattern.
20659 2012-01-02 Jakub Jelinek <jakub@redhat.com>
20662 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
20665 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
20667 * doc/invoke.texi (-flto and related options): Copy-edit.
20669 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
20671 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
20673 2012-01-02 Jakub Jelinek <jakub@redhat.com>
20675 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
20678 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
20680 * expr.h (move_by_pieces_ninsns): Declare.
20681 * expr.c (move_by_pieces_ninsns): Make external.
20682 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
20683 (mips_store_by_pieces_p): Likewise.
20684 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
20685 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
20686 * config/mips/mips.c (mips_move_by_pieces_p): New function.
20687 (mips_store_by_pieces_p): Likewise.
20689 2012-01-02 Jakub Jelinek <jakub@redhat.com>
20691 * passes.c (register_one_dump_file): Free full_name.
20693 * reload1.c (reload): Don't allocate reg_max_ref_width here.
20694 (calculate_elim_costs_all_insns): Free offsets_at and
20695 offsets_known_at at the end and clear the pointers.
20697 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
20699 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
20700 this option introduced in r180739.
20702 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
20705 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
20706 (tmake_file target=avr): Add avr/t-multilib.
20708 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
20709 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
20710 * config/avr/genmultilib.awk: New file.
20711 * config/avr/t-multilib: New auto-generated file.
20712 * config/avr/multilib.h: New auto-generated file.
20713 * config/avr/t-avr (AVR_MCUS): New variable.
20714 (genopt.sh): Use it.
20715 (s-mlib): Depend on t-multilib.
20716 (t-multilib, multilib.h): New dependencies.
20717 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
20718 (MULTILIB_OPTIONS): Remove.
20719 (MULTILIB_MATCHES): Remove.
20720 (MULTILIB_DIRNAMES): Remove.
20721 (MULTILIB_EXCEPTIONS): Remove:
20722 * config/avr/genopt.sh: Don't use hard coded file name;
20723 pass AVR_MCUS from t-avr instead.
20725 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
20727 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
20729 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
20731 Implement light-weight DImode support.
20732 * config/avr/avr-dimode.md: New file.
20733 * config/avr/avr.md: Include it.
20734 (adjust_len): Add plus64, compare64.
20735 (HIDI): Remove code iterator.
20736 (code_stdname): New code attribute.
20737 (rotx, rotsmode): Remove DI.
20738 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
20740 * config/avr/avr-protos.h (avr_have_dimode): New.
20741 (avr_out_plus64, avr_out_compare64): New.
20742 * config/avr/avr.c (avr_out_compare): Handle DImode.
20743 (avr_have_dimode): New variable definition and initialization.
20744 (avr_out_compare64, avr_out_plus64): New functions.
20745 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
20746 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
20747 (avr_compare_pattern): Skip DImode comparisons.
20749 2012-01-02 Revital Eres <revital.eres@linaro.org>
20751 * ddg.c (def_has_ccmode_p): New function.
20752 (add_cross_iteration_register_deps,
20753 create_ddg_dep_from_intra_loop_link): Call it.
20755 2012-01-02 Richard Guenther <rguenther@suse.de>
20758 * invoke.texi (fassociative-math): Remove spurious paranthesis.
20760 2012-01-01 Jakub Jelinek <jakub@redhat.com>
20762 * gcc.c (process_command): Update copyright notice dates.
20763 * gcov.c (print_version): Likewise.
20764 * gcov-dump.c (print_version): Likewise.
20765 * mips-tfile.c (main): Likewise.
20766 * mips-tdump.c (main): Likewise.
20768 2012-01-01 Ira Rosen <irar@il.ibm.com>
20770 PR tree-optimization/51704
20771 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
20772 a use is inside the basic block or loop before accessing its vect info.
20774 2012-01-01 Jan Hubicka <jhjh@suse.cz>
20776 PR rtl-optimization/51069
20777 * cfgloopmanip.c (remove_path): Removing path making irreducible
20778 region unconditional makes BB part of the region.
20780 2012-01-01 Jakub Jelinek <jakub@redhat.com>
20782 PR tree-optimization/51683
20783 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
20784 calls with side-effects.
20785 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
20787 Copyright (C) 2012 Free Software Foundation, Inc.
20789 Copying and distribution of this file, with or without modification,
20790 are permitted in any medium without royalty provided the copyright
20791 notice and this notice are preserved.