1 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
3 PR rtl-optimization/52203
4 PR rtl-optimization/52715
6 Revert the 2012-03-07 fix for PR 52203.
7 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
8 the insn does not modify DFA right before issuing, adjust
9 issue_rate accordingly.
11 2012-04-13 Richard Guenther <rguenther@suse.de>
14 * c-typeck.c (pointer_diff): Remove bogus assert.
16 2012-04-13 Richard Guenther <rguenther@suse.de>
19 * convert.c (convert_to_pointer): Remove special-casing of
22 2012-04-13 Joey Ye <joey.ye@arm.com>
24 * config/arm/constraints.md (Pe): New constraint.
25 * config/arm/arm.md: New split for imm 256-510.
27 2012-04-13 Terry Guo <terry.guo@arm.com>
29 * config/arm/arm-cores.def: Added core cortex-m0plus.
30 * config/arm/arm-tune.md: Regenerated.
31 * config/arm/arm-tables.opt: Regenerated.
32 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
34 2012-04-13 Alan Modra <amodra@gmail.com>
37 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
38 tie regs on destination of sets. Delete forward declaration.
39 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
40 (rs6000_emit_prologue): Likewise.
41 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
43 (is_mem_ref): Use tie_operand to recognise stack ties.
44 * config/rs6000/predicates.md (tie_operand): New.
45 * config/rs6000/rs6000.md (restore_stack_block): Generate new
47 (restore_stack_nonlocal): Likewise.
51 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
53 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
54 HOST_WIDE_INT_PRINT_DEC in format strings.
56 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
59 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
60 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
61 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
62 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
63 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
64 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
65 avx2_permvarv8si using VI4F_256 mode iterator.
66 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
67 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
68 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
70 (expand_vec_perm_pshufb): Ditto.
72 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
75 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
76 the list of options to enable the FCFID instruction.
77 (TARGET_EXTRA_BUILTINS): Adjust comment.
79 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
81 PR tree-optimization/18589
82 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
83 (operand_entry): Add count field.
84 (add_repeat_to_ops_vec): New function.
85 (completely_remove_stmt): Likewise.
86 (remove_def_if_absorbed_call): Likewise.
87 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
88 (acceptable_pow_call): New function.
89 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
90 entries with repeat counts when found.
91 (repeat_factor_d): New struct and associated typedefs.
92 (repeat_factor_vec): New static vector variable.
93 (compare_repeat_factors): New function.
94 (get_reassoc_pow_ssa_name): Likewise.
95 (attempt_builtin_powi): Likewise.
96 (reassociate_bb): Call attempt_builtin_powi.
97 (fini_reassoc): Two new calls to statistics_counter_event.
99 2012-04-12 Richard Guenther <rguenther@suse.de>
101 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
102 * cgraph.h (tree_rest_of_compilation): Remove.
103 * cgraph.c (cgraph_add_new_function): Move ...
104 * cgraphunit.c (cgraph_add_new_function): ... here.
105 (tree_rest_of_compilation): Make static.
106 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
107 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
108 gate_all_early_local_passes, execute_all_early_local_passes,
109 pass_early_local_passes, gate_all_early_optimizations,
110 pass_all_early_optimizations): Move ...
111 * passes.c (gate_all_optimizations, pass_all_optimizations,
112 gate_all_early_local_passes, execute_all_early_local_passes,
113 pass_early_local_passes, gate_all_early_optimizations,
114 pass_all_early_optimizations): ... here.
115 * tree-optimize.c (execute_free_datastructures): Remove.
116 * tree-flow.h (execute_free_datastructures): Remove.
117 * tree-optimize.c (execute_init_datastructures,
118 pass_init_datastructures): Move ...
119 * tree-ssa.c (execute_init_datastructures,
120 pass_init_datastructures): ... here.
121 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
122 execute_free_datastructures.
124 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
126 * dbgcnt.def (ira_move): New counter.
127 * ira-int.h (ira_create_new_reg): Declare function.
128 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
129 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
130 no longer static. All callers changed.
131 * ira.c: Include "dbgcnt.h".
132 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
133 move_unallocated_pseudos): New static functions.
134 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
135 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
136 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
137 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
138 to the pseudos generated in find_moveable_pseudos.
139 * Makefile.in (ira.o): Add $(DBGCNT_H).
141 2012-04-12 Richard Guenther <rguenther@suse.de>
143 PR tree-optimization/52943
144 * tree-chrec.h (chrec_is_positive): Remove.
145 * tree-scalar-evolution.c (chrec_is_positive): Move ...
146 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
147 Return false for a constant zero instead of negative.
148 (analyze_siv_subscript_cst_affine): Handle zero difference
149 in the initial condition explicitely.
151 2012-04-12 Richard Guenther <rguenther@suse.de>
153 * tree-parloops.c (parallelize_loops): Also consult the upper
154 bound for the number of iterations.
155 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
156 (loop_prefetch_arrays): Likewise.
158 2012-04-12 Richard Guenther <rguenther@suse.de>
160 * cfgloop.h (estimated_loop_iterations_int): Ditch
161 'conservative' parameter.
162 (max_stmt_executions_int): Likewise.
163 (estimated_loop_iterations): Likewise.
164 (max_stmt_executions): Likewise.
165 (max_loop_iterations): Declare.
166 (max_loop_iterations_int): Likewise.
167 (estimated_stmt_executions): Likewise.
168 (estimated_stmt_executions_int): Likewise.
169 * tree-ssa-loop-niter.c (estimated_loop_iterations):
171 (max_loop_iterations): ... this.
172 (estimated_loop_iterations_int): Split parts to ...
173 (max_loop_iterations_int): ... this.
174 (max_stmt_executions_int): Split parts to ...
175 (estimated_stmt_executions_int): ... this.
176 (max_stmt_executions): Split parts to ...
177 (estimated_stmt_executions): ... this.
178 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
179 * predict.c (predict_loops): Likewise.
180 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
181 (analyze_siv_subscript_cst_affine): Likewise.
182 (compute_overlap_steps_for_affine_1_2): Likewise.
183 (analyze_subscript_affine_affine): Likewise.
184 (init_omega_for_ddr_1): Likewise.
185 * tree-parloops.c (parallelize_loops): Likewise.
186 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
187 (may_eliminate_iv): Likewise.
188 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
189 (loop_prefetch_arrays): Likewise.
190 * tree-vrp.c (adjust_range_with_scev): Likewise.
192 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
194 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
195 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
197 (dump_table): Use bool type for need_align and have_df variables.
198 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
199 (regs_used): Remove register modifier.
200 (barrier_align): Move variables slot, credit, jump_to_next
201 into if block above for loop. Use bool type for jump_to_next.
202 (sh_function_arg): Use NULL_RTX instead of 0.
204 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
206 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
207 (bswapsi2): New expander.
209 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
211 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
212 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
214 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
216 PR rtl-optimization/52876
217 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
218 Don't call mark_reg_pointer for incompatible pointer sign
221 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
224 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
226 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
227 comparisons against TYPE_PRECISION.
228 * tree-ssa-forwprop.c (combine_conversions): Likewise.
230 2012-04-11 Xinliang David Li <davidxl@google.com>
232 * tree-passes.h: Remove TODO_dump_func.
233 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
234 * trans-mem.c: Remove TODO_dump_func.
235 * ira.c: Remove TODO_dump_func.
237 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
239 * config/i386/i386.c (ix86_option_override_internal): Check
240 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
241 after TARGET_64BIT is updated.
243 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
245 * config/sh/sh.h: Remove old secondary reload code.
247 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
249 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
250 (ready_reorder): ... this function.
252 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
254 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
257 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
258 insns so that no other insn is queued for a time before them.
260 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
263 2012-04-11 Richard Guenther <rguenther@suse.de>
266 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
267 consider loop nesting.
268 (evolution_function_is_univariate_p): Properly check the remainder
271 2012-04-11 Richard Guenther <rguenther@suse.de>
274 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
276 2012-04-11 Nick Clifton <nickc@redhat.com>
278 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
279 information, if requested.
281 * config/rx/rx.c (rx_expand_prologue): Likewise.
283 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
284 Michael Matz <matz@suse.de>
287 * rtlanal.c (unsigned_reg_p): New function.
288 Update copyright notice dates.
289 * rtl.h (unsigned_reg_p): Prototype it.
290 Update copyright notice dates.
291 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
293 * expr.c (expand_expr_real_1): Set register attributes.
294 * stmt.c (expand_case): Likewise.
296 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
299 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
300 consider_sh2a and allow_zero.
301 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
302 (disp_addr_displacement): New function.
303 (sh_address_cost): Use disp_addr_displacement function instead
305 (sh_legitimate_address_p): Adapt to changed
306 sh_legitimate_index_p declaration.
307 (sh_find_mov_disp_adjust): Remove HImode check.
308 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
309 disp_addr_displacement and max_mov_insn_displacement.
310 (max_mov_insn_displacement): Remove HImode check.
311 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
312 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
313 * config/sh/constraints.md (K05, K13): New constraints.
314 (K12): Correct comment.
315 (Sdd): Do not use DISP_ADDR_P macro.
316 (Snd, Sbw): Use satisfies_constraint_Sdd.
317 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
318 (*extendhisi2_compact, movhi_i): Remove.
319 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
320 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
321 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
322 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
323 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
324 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
325 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
327 Add new peepholes for HImode displacement addressing.
329 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
331 * config/sh/sh.h (SIDI_OFF): Remove.
332 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
333 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
336 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
339 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
340 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
341 * doc/md.texi (Standard Names): Add bswap.
342 * builtin-types.def (BT_UINT16): New primitive type.
343 (BT_FN_UINT16_UINT16): New function type.
344 * builtins.def (BUILT_IN_BSWAP16): New.
345 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
346 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
347 expand_builtin_bswap.
348 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
349 (fold_builtin_1): Likewise.
350 (is_inexpensive_builtin): Likewise.
351 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
352 missing bits for bswap to libcall code.
353 * tree.c (build_common_tree_nodes): Build uint16_type_node.
354 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
355 (uint16_type_node): New define.
356 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
357 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
359 (rs6000_init_builtins): Likewise.
360 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
362 2012-04-11 Tristan Gingold <gingold@adacore.com>
364 * doc/extend.texi (Type Attributes): Move paragraph.
366 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
369 * diagnostic.h (show_caret): Declare.
370 (caret_max_width): Declare.
371 (diagnostic_show_locus): Declare.
372 * diagnostic.c (diagnostic_initialize): Initialize to false.
373 (diagnostic_show_locus): New.
374 (diagnostic_report_diagnostic): Call it.
375 (getenv_columns): New.
377 (diagnostic_set_caret_max_width): New.
378 * input.c (read_line): New.
379 (location_get_source_line): New.
380 * input.h (location_get_source_line): Declare.
381 * toplev.c (general_init): Initialize show_caret from options.
382 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
383 * opts.c (common_handle_option): Likewise.
384 * pretty-print.h (pp_get_prefix): New.
385 (pp_base_get_prefix): New.
386 * common.opt (fdiagnostics-show-caret): New option.
387 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
389 2012-04-11 Richard Guenther <rguenther@suse.de>
391 PR rtl-optimization/52881
392 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
394 2012-04-11 Richard Guenther <rguenther@suse.de>
396 PR tree-optimization/52912
397 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
398 manipulation code we are threading through a loop header
399 to an exit destination.
401 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
403 * tree.h (warn_if_unused_value): Move declaration from here.
404 * stmt.c (warn_if_unused_value): Move definition from here.
406 2010-04-10 Michael Matz <matz@suse.de>
408 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
410 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
411 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
412 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
413 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
414 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
415 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
416 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
417 (vect_record_strided_load_vectors): Rename to
418 vect_record_grouped_load_vectors.
419 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
420 Rename use of above macros.
421 (vect_verify_datarefs_alignment): Ditto.
422 (vector_alignment_reachable_p): Ditto.
423 (vect_peeling_hash_get_lowest_cost): Ditto.
424 (vect_enhance_data_refs_alignment): Ditto.
425 (vect_analyze_group_access): Ditto and rename stride to groupsize.
426 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
427 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
428 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
429 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
430 (vect_record_strided_load_vectors): Rename to
431 vect_record_grouped_load_vectors.
432 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
433 (destroy_loop_vec_info): Ditto.
434 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
435 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
436 (vect_analyze_slp): Ditto.
437 (new_bb_vec_info): Ditto.
438 (destroy_bb_vec_info): Ditto.
439 (vect_schedule_slp_instance): Ditto and rename strided_store to
441 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
442 vect_cost_group_size.
443 (vect_model_store_cost): Rename use of above macros and call
444 to vect_cost_strided_group_size.
445 (vect_model_load_cost): Ditto.
446 (vectorizable_store): Ditto, rename strided_store to grouped_store
447 and calls to renamed tree-vectorizer.h functions.
448 (vectorizable_load): Ditto.
449 (vect_transform_stmt): Rename use of above macros and strided_store
452 2012-04-10 Jan Hubicka <jh@suse.cz>
454 * cgraph.h: Remove misledaing comment on ipa-ref.h.
455 (symtab_type): New enum.
456 (symtab_node): New structure.
457 (cgraph_node, varpool_node): Add symbol base type.
458 (cgraph, varpool): New accestor functions.
459 * cgraph.c (cgraph_create_node_1): Set symbol type.
460 * varpool.c (varpool_node): Set symbol type.
462 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
463 Richard Sandiford <rdsandiford@googlemail.com>
465 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
467 2012-04-10 Richard Guenther <rguenther@suse.de>
470 * gimple-low.c (gimple_check_call_args): Properly account for
471 compatible aggregate types.
473 2012-04-10 Richard Guenther <rguenther@suse.de>
475 * toplev.h (tree_rest_of_compilation): Remove.
476 * tree-optimize.c (tree_rest_of_compilation): Likewise.
477 * cgraph.h (tree_rest_of_compilation): Declare.
478 * tree-optimize.c (tree_rest_of_compilation): Move ...
479 * cgraphunit.c (tree_rest_of_compilation): ... here.
480 * cgraph.c (cgraph_add_new_function): Adjust.
481 * Makefile.in (tree-optimize.o): Adjust.
482 (cgraphunit.o): Likewise.
484 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
486 PR tree-optimization/52870
487 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
488 presumed pattern statement is within the same loop or basic block.
490 2012-04-10 Tristan Gingold <gingold@adacore.com>
492 * gengtype.c (main): Make uintptr_t a known type.
494 2012-04-10 Richard Guenther <rguenther@suse.de>
496 * tree-pass.h (tree_lowering_passes): Remove.
497 * tree-optimize.c (tree_lowering_passes): Remove.
498 * cgraph.c (cgraph_add_new_function): Inline relevant parts
499 of tree_lowering_passes, avoid redundant call of early local passes.
500 * cgraphunit.c (cgraph_lower_function): Fold into ...
501 (cgraph_analyze_function): ... its single caller. Inline
502 relevant parts of tree_lowering_passes.
504 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
507 * config/pa/pa.opt: Remove SIO and GNU_LD.
509 2012-04-09 Jan Hubicka <jh@suse.cz>
514 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
515 boundary, add its target too.
516 * lto.c (add_references_to_partition): Add also aliased nodes.
517 (add_cgraph_node_to_partition,
518 add_varpool_node_to_partition): Work on nodes, not functions/variables;
519 when adding alias, add also the aliased object.
521 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
524 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
525 VOIDmode immediate operands.
526 * config/i386/constraints.md (Wz): New constraint.
527 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
529 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
532 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
533 the DECL generated for the special GOT helper.
535 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
537 * config/sh/constraints.md: Update list of constraints in
539 (Sr0): Remove unused memory constraint.
541 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
543 * tree-pretty-print.h: Update comment.
545 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
547 * config/sh/sh.md: Use braced string notation where applicable.
548 (*prefetch_i4, prefetch_m2a): Merge into ...
549 (*prefetch): ... this new insn.
551 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
553 * config/sh/sh.h (high_life_started): Remove
554 * config/sh/predicates.md (general_movdst_operand): Use
555 'reload_in_progress' instead of 'high_life_started'.
556 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
557 divsi_inv_fp): Likewise.
559 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
561 * config/sh/sh-protos.h (prepare_move_operands): Return void
563 * config/sh/sh.c (prepare_move_operands): Likewise.
564 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
566 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
568 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
569 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
570 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
571 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
572 commutative_float_operator, noncommutative_float_operator,
573 sh_handle_pragma): Remove.
575 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
577 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
578 Use @option markup on command-line options. Use @samp markup on
579 literal keywords to options. Use @code markup on code fragments.
580 Use other markup in preference to quotation marks in the text.
581 Add markup to some passages without any.
583 2012-04-06 Mike Stump <mikestump@comcast.net>
585 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
587 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
589 * config/sh/sh.c (hi_const): Remove.
590 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
593 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
595 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
597 * config/sh/sh.c (sh_expand_t_scc): Likewise.
598 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
599 calling sh_expand_t_scc.
601 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
603 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
604 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
605 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
606 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
607 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
608 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
609 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
610 sh2a_is_function_vector_call): Use bool as return type.
611 (sh_pass_in_reg_p): Remove.
612 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
613 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
614 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
615 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
616 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
617 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
618 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
619 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
620 sh_loads_bankedreg_p): Use bool as return type.
621 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
624 2012-04-06 Matt Turner <mattst88@gmail.com>
626 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
628 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
630 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
631 of the destination isn't also a FP_REGS register.
633 2012-04-05 Teresa Johnson <tejohnson@google.com>
634 H.J. Lu <hongjiu.lu@intel.com>
636 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
637 * config/i386/i386.md (move immediate to memory peephole2):
638 Add cases for HImode move when LCP stall avoidance is needed.
639 * config/i386/i386.c (initial_ix86_tune_features): Initialize
640 X86_TUNE_LCP_STALL entry.
642 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
645 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
646 CONST_INT operands, zero-extended with AND.
648 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
651 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
652 first argument instead of mode size. Move displacement calculations
654 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
655 ... these new functions.
656 (disp_adjust): Remove max_mov_disp field.
657 (sh_legitimate_index_p): Use max_mov_insn_displacement and
658 mov_insn_alignment_mask.
659 (sh_address_cost): Use max_mov_insn_displacement.
661 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
663 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
664 (arch_enabled): Handle new arch types.
665 (one_cmpldi2): Add NEON support.
667 2012-04-05 Richard Guenther <rguenther@suse.de>
669 * gimple.c (walk_gimple_op): Compute val_only for the LHS
670 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
671 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
672 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
673 ... here and make static.
674 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
677 2012-04-05 Richard Guenther <rguenther@suse.de>
679 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
680 basic-block before removing it.
682 2012-04-05 Richard Guenther <rguenther@suse.de>
684 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
685 version namespace as we release the freelist.
687 2012-04-05 Richard Guenther <rguenther@suse.de>
689 * tree-nrv.c (tree_nrv): Release VDEFs.
690 * tree-sra.c (sra_modify_constructor_assign): Likewise.
691 (sra_modify_assign): Likewise.
692 * tree-vect-stmts.c (vect_remove_stores): Likewise.
693 * tree-vect-loop.c (vect_transform_loop): Likewise.
694 * tree-ssa-dom.c (optimize_stmt): Likewise.
695 * tree-vect-slp.c (vect_schedule_slp): Likewise.
696 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
698 2012-04-05 Richard Guenther <rguenther@suse.de>
700 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
702 * gimple.h (gsi_remove): Adjust.
703 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
704 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
705 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
706 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
707 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
708 * tree-ssa-pre.c (eliminate): Likewise.
710 2012-04-04 Mike Stump <mikestump@comcast.net>
712 * doc/rtl.texi (const_double): Document as sign-extending.
713 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
714 * emit-rtl.c (immed_double_int_const): Refine to state the
716 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
717 CONST_DOUBLE integers.
718 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
719 negative values are converted. Fix conversions bigger than
720 HOST_BITS_PER_WIDE_INT.
721 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
722 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
723 * explow.c (plus_constant_mode): Add.
724 (plus_constant): Implement with plus_constant_mode.
725 * rtl.h (plus_constant_mode): Add.
727 2012-04-04 Richard Guenther <rguenther@suse.de>
729 PR tree-optimization/52808
730 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
731 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
733 2012-04-04 Tristan Gingold <gingold@adacore.com>
735 * expr.c (expand_expr_real_2): Handle larger sizetype in
738 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
740 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
741 to m2a-single instead of m2e.
743 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
745 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
746 Change type of BITOFFSET to signed. Make sure the lower bound of
747 the computed range is non-negative by adjusting OFFSET and BITPOS.
748 (expand_assignment): Adjust call to get_bit_range.
750 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
752 * h8300/h8300.c (h8300_current_function_monitor_function_p):
753 New function. Added to check monitor functions.
754 (h8300_option_override): Modified to generate error/warning
755 messages for invalid combinations of different command line
757 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
758 save EXR on stack for monitor function in case of H8S target
759 when "-mno-exr" is passed.
760 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
762 * doc/invoke.texi: Document H8S options.
764 2012-04-03 Tristan Gingold <gingold@adacore.com>
766 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
767 of gcc_AC_FUNC_MMAP_BLACKLIST.
768 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
769 * Makefile.in (aclocal_deps): Add mmap.m4.
770 * configure: Regenerate.
771 * aclocal.m4: Regenerate.
773 2012-04-03 Richard Guenther <rguenther@suse.de>
775 PR tree-optimization/52808
776 * tracer.c (tail_duplicate): Return whether we have duplicated
778 (tracer): If we have duplicated any block, cleanup the CFG.
779 * cfghooks.c (duplicate_block): If we duplicated a loop
780 header but not its loop, destroy the loop because it now has
782 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
783 the cfg manipulation routines we are not creating a multiple
786 2012-04-03 Tristan Gingold <gingold@adacore.com>
788 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
790 (vms_c_common_override_options): Allow parameterless variadic
793 2012-04-03 Jakub Jelinek <jakub@redhat.com>
795 PR tree-optimization/52835
796 * tree-data-ref.c (build_rdg): Return NULL if
797 compute_data_dependences_for_loop failed.
799 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
801 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
802 for REAL_CST as well.
803 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
804 In the bitfield case, if the value is a REAL_CST, convert it first to
807 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
809 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
810 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
811 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
813 * config/i386/biarchx32.h: New.
815 2012-04-02 Anatoly Sokolov <aesok@post.ru>
817 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
818 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
819 (arm_preferred_reload_class): New function.
821 2012-04-02 Richard Guenther <rguenther@suse.de>
823 PR tree-optimization/52756
824 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
825 (thread_through_loop_header): After threading through the loop latch
826 remove the split part from the loop and clear further threading
827 opportunities that would create a multiple entry loop.
829 2012-04-02 Richard Guenther <rguenther@suse.de>
831 PR rtl-optimization/52800
832 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
835 2012-04-02 Richard Guenther <rguenther@suse.de>
838 * loop-init.c (gate_handle_loop2): Destroy loops here if
839 we don't enter RTL loop optimizers.
841 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
844 2012-03-29 Richard Guenther <rguenther@suse.de>
846 * rtl.h (extended_count): Remove.
847 * combine.c (extended_count): Remove.
849 2012-04-02 Dodji Seketeli <dodji@redhat.com>
852 * pt.c (more_specialized_fn): Don't apply decay conversion to
853 types of function parameters.
855 2012-04-02 Tristan Gingold <gingold@adacore.com>
857 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
858 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
859 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
860 (ggc_pch_this_base): Use uintptr_t instead of size_t.
862 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
865 * config/i386/i386.c (ix86_option_override_internal): Don't
866 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
868 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
870 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
871 (stmt_can_make_abnormal_goto): Use it.
872 (is_ctrl_altering_stmt): Likewise.
874 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
875 Kaz Kojima <kkojima@gcc.gnu.org>
877 * config/sh/sh.c (push_regs): Skip banked registers when
878 resbank attribute is specified.
879 (sh_expand_epilogue): Likewise.
881 2012-03-30 Richard Henderson <rth@redhat.com>
884 * combine-stack-adj.c (prev_active_insn_bb): New.
885 (next_active_insn_bb): New.
886 (force_move_args_size_note): New.
887 (combine_stack_adjustments_for_block): Use it.
889 2012-03-30 Richard Henderson <rth@redhat.com>
891 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
892 (ix86_expand_vector_init_duplicate): Initialize it.
893 (expand_vec_perm_palignr): Likewise.
894 (ix86_expand_vec_perm_const): Likewise.
895 (ix86_vectorize_vec_perm_const_ok): Likewise.
896 (expand_vec_perm_blend): Use it.
897 (expand_vec_perm_vpermil): Likewise.
898 (expand_vec_perm_pshufb): Likewise.
899 (expand_vec_perm_1): Likewise.
900 (expand_vec_perm_pshuflw_pshufhw): Likewise.
901 (expand_vec_perm_interleave2): Likewise.
902 (expand_vec_perm_vpermq_perm_1): Likewise.
903 (expand_vec_perm_vperm2f128): Likewise.
904 (expand_vec_perm_interleave3): Likewise.
905 (expand_vec_perm_vperm2f128_vblend): Likewise.
906 (expand_vec_perm_vpshufb2_vpermq): Likewise.
907 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
908 (expand_vec_perm_broadcast): Likewise.
909 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
911 2012-03-30 Richard Henderson <rth@redhat.com>
913 * dwarf2out.c (gen_variable_die): Initialize off.
915 2012-03-30 Tristan Gingold <gingold@adacore.com>
917 * config/vms/vms-f.c: New file.
918 * config/vms/t-vms (vms-f.o): New rule.
919 * config.gcc (*-*-*vms*): Define fortran_target_objs.
921 2012-03-30 Richard Guenther <rguenther@suse.de>
923 PR tree-optimization/52754
924 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
925 propagate arbitrary addresses into really plain dereferences.
927 2012-03-30 Richard Guenther <rguenther@suse.de>
930 * except.c (emit_to_new_bb_before): Move loop updating ...
931 (dw2_build_landing_pads): ... here. Use a proper block for
932 querying the loop father.
934 2012-03-30 Tristan Gingold <gingold@adacore.com>
936 * config/ia64/ia64.c (ia64_section_type_flags): Remove
937 common_object attribute handling.
938 (SECTION_VMS_OVERLAY): Remove
939 (ia64_vms_common_object_attribute): Replace abort with an assert.
940 Do not set DECL_SECTION_NAME.
941 (ia64_vms_output_aligned_decl_common): Handle common_object
943 (ia64_vms_elf_asm_named_section): Remove.
944 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
946 2012-03-30 Richard Guenther <rguenther@suse.de>
949 * double-int.c (rshift_double): Remove not needed cast.
951 2012-03-30 Richard Guenther <rguenther@suse.de>
953 * tree-affine.h (print_aff): Remove.
954 * tree-affine.c (print_aff): Make static.
955 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
956 (get_references_in_stmt): Likewise.
957 (print_direction_vector): Likewise.
958 (print_dir_vectors): Likewise.
959 (print_dist_vectors): Likewise.
960 (dump_subscript): Likewise.
961 (dump_ddrs): Likewise.
962 (dump_dist_dir_vectors): Likewise.
963 (dump_data_references): Likewise.
964 (dump_data_dependence_relation): Likewise.
965 (dump_data_dependence_direction): Likewise.
966 (dump_rdg_vertex): Likewise.
967 (dump_rdg_component): Likewise.
968 (debug_ddrs): Declare.
969 (struct data_ref_loc_d): Move ...
970 * tree-data-ref.c (struct data_ref_loc_d): ... here.
971 (get_references_in_stmt): Make static.
972 (dump_data_references): Likewise.
973 (dump_subscript): Likewise.
974 (print_direction_vector): Likewise.
975 (print_dir_vectors): Likewise.
976 (print_dist_vectors): Likewise.
977 (dump_data_dependence_relation): Likewise.
978 (dump_dist_dir_vectors): Likewise.
979 (dump_ddrs): Likewise.
980 (dump_rdg_vertex): Likewise.
981 (dump_rdg_component): Likewise.
982 (debug_ddrs): New function.
983 (access_matrix_get_index_for_parameter): Remove.
985 2012-03-30 Tristan Gingold <gingold@adacore.com>
987 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
988 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
989 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
990 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
991 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
992 (vms_patch_builtins): Handle new flags
993 * config/vms/vms-crtlmap.map: Completed using nm on
994 c and math system libraries.
995 * config/vms/make-crtlmap.awk: Handle any number of flags.
997 2012-03-30 Martin Jambor <mjambor@suse.cz>
999 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1000 is a builtin_stack_save in a dominating BB.
1002 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1004 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1005 crossing 128bit lane boundary.
1007 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
1009 * ira-color.c (setup_left_conflict_sizes_p): Process all
1010 conflicting objects.
1012 2012-03-29 Jakub Jelinek <jakub@redhat.com>
1014 PR tree-optimization/52760
1015 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
1016 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
1018 2012-03-29 Richard Guenther <rguenther@suse.de>
1020 * cgraph.h (cgraph_materialize_all_clones): Remove.
1021 (reset_inline_failed): Likewise.
1022 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
1023 * cgraphbuild.c (reset_inline_failed): Remove.
1024 * rtl.h (cse_main): Remove.
1025 (extended_count): Likewise.
1026 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
1027 (cse_main): Make static.
1028 * combine.c (extended_count): Remove.
1029 (dump_combine_stats): Mark as DEBUG_FUNCTION.
1030 * basic-block.h (reorder_basic_blocks): Remove.
1031 * bb-reorder.c (reorder_basic_blocks): Make static.
1032 * Makefile.in (dse.o): Remove dse.h dependency.
1034 * dse.c (gate_dse): Remove.
1035 (clear_alias_mode_eq): Likewise.
1036 (clear_alias_mode_hash): Likewise.
1037 (dse_record_singleton_alias_set): Likewise.
1038 (dse_invalidate_singleton_alias_set): Likewise.
1040 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
1042 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
1043 crtbegin_so%O%s for -shared.
1044 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
1046 2012-03-29 Richard Guenther <rguenther@suse.de>
1048 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
1049 (add_to_value): Remove.
1050 (print_value_expressions): Likewise.
1051 * tree-ssa-pre.c (add_to_value): Make static.
1052 (print_value_expressions): Likewise.
1053 * gimple.h (gimple_adjust_this_by_delta): Remove.
1054 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
1056 2012-03-29 Richard Guenther <rguenther@suse.de>
1059 * double-int.h (rshift_double): Remove.
1060 * double-int.c (lshift_double): Use absu_hwi to make count
1062 (rshift_double): Make static, take unsigned count argument,
1063 remove handling of negative count argument.
1064 (double_int_rshift): Dispatch to lshift_double.
1066 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
1068 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
1071 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
1072 (SPEC_X32): Likewise.
1073 (MULTILIB_DEFAULTS): Likewise.
1075 * config/i386/i386.c (isa_opts): Remove -m64.
1076 (ix86_target_string): Properly handle -m32/-m64/-mx32.
1077 (ix86_option_override_internal): Properly
1078 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
1079 handle -m32, -m64 and -mx32.
1081 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
1082 with OPTION_ABI_X32. Moved after TARGET_LP64.
1083 (TARGET_LP64): Changed to OPTION_ABI_64.
1085 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
1086 (mx32): Replace ISA_X32 with ABI_X32.
1088 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
1090 * tree.c (tree_size) <VECTOR_CST>: New case.
1092 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
1094 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
1095 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
1097 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1100 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1101 __builtin_va_start to __builtin_next_arg if the latter is
1102 builtin_decl_explicit_p rather than when it is not.
1105 * tree-vect-generic.c (vector_element): Perform multiplication
1106 for pos in bitsizetype type instead of idx type.
1108 2012-03-28 Richard Guenther <rguenther@suse.de>
1110 * loop-init.c (loop_optimizer_init): If loops are preserved
1111 perform incremental initialization of required loop features.
1112 (loop_optimizer_finalize): If loops are to be preserved only
1113 clean up optional loop features.
1114 (rtl_loop_done): Forcefully free loops here.
1115 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
1116 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
1118 (construct_init_block): Likewise.
1119 (construct_exit_block): Likewise.
1120 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
1121 the CFG after expanding.
1122 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
1123 If we needed to calculate them, free them afterwards.
1124 * tree-pass.h (PROP_loops): New define.
1125 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
1126 * basic-block.h (CLEANUP_CFG_CHANGED): New.
1127 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
1128 (cleanup_cfg): If we did something and have loops around, fix them up.
1129 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
1130 with CLEANUP_CFG_CHANGED.
1131 * cfghooks.c (merge_blocks): If we merge a loop header into
1132 its predecessor, update the loop structure.
1133 (duplicate_block): If we copy a loop latch, adjust loop state
1134 to note we may have multiple latches.
1135 (delete_basic_block): Mark loops for fixup if we remove a loop.
1136 * cfganal.c (forwarder_block_p): Protect loop latches, headers
1138 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
1139 (cfg_layout_can_merge_blocks_p): Likewise.
1140 * cprop.c (bypass_block): If we create a loop with multiple
1141 entries, mark it for removal.
1142 * except.c (emit_to_new_bb_before): Add the new basic-block
1144 * tree-eh.c (lower_resx): Likewise.
1145 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
1146 (expand_omp_taskreg): Likewise.
1147 * tree-inline.c (initialize_cfun): Likewise.
1148 * tree-mudflap.c (add_bb_to_loop): Prototype.
1149 (mf_build_check_statement_for): Properly add new basic-blocks
1151 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
1152 if we remove a loop.
1153 (thread_through_loop_header): Likewise.
1154 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
1155 new basic-blocks to existing loops.
1156 (expand_transaction): Likewise.
1157 * Makefile.in (except.o): Add $(CFGLOOP_H).
1159 (cgraph.o): Likewise.
1160 (cprop.o): Likewise.
1161 (cfgexpand.o): Likewise.
1162 (cfganal.o): Likewise.
1163 (trans-mem.o): Likewise.
1164 (tree-eh.o): Likewise.
1166 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1169 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1170 (avr_builtin_decl): New static function.
1171 (struct avr_builtin_description, avr_bdesc): Move up.
1172 Add GTY marker. Add field fndecl. Remove redundant field id.
1173 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1174 (avr_expand_builtin): Code cleanup because .id is removed.
1176 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1179 * config.gcc (tm_file): Remove avr/multilib.h.
1181 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
1183 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1184 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1185 * config/avr/t-avr: Remove generation of multilib.h.
1186 * config/avr/t-multilib: Regenerate.
1187 * config/avr/multilib.h: Remove.
1188 * config/avr/avr.opt (-msp8): New option.
1189 (avr_sp8): New variable.
1190 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1191 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1192 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1193 (avr_device_to_sp8): New prototype.
1194 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1195 (DRIVER_SELF_SPECS): New define.
1196 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1197 __AVR_SP8__, __AVR_HAVE_SPH__.
1198 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1199 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1200 (avr_file_start): Ditto.
1202 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1205 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1206 instead of 8 in adjust_address.
1208 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1211 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1214 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
1217 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
1218 Rearrange conditional logic. Move displacement address calculations
1220 (sh_find_mov_disp_adjust): ... this new function.
1222 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
1224 * config/arm/arm.opt (mapcs): Remove MaskExists.
1225 * config/cris/linux.opt (mno-gotplt): Likewise.
1226 * config/i386/i386.opt (mhard-float): Likewise.
1228 (mno-sse4): Likewise.
1229 * config/m68k/m68k.opt (mhard-float): Likewise.
1230 * config/mep/mep.op (mcop32): Likewise.
1231 * config/pa/pa-hpux.opt (msio): Likewise.
1232 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
1233 * config/picochip/picochip.opt (mlittle): Likewise.
1234 * config/sh/sh.opt (mrenesas): Likewise.
1235 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
1236 * config/sparc/sparc.opt (mhard-float): Likewise.
1237 * config/v850/v850.opt (mv850es): Likewise.
1238 * config/vax/vax.opt (mg-float): Likewise.
1240 2012-03-27 Martin Jambor <mjambor@suse.cz>
1243 * tree-sra.c (sra_modify_assign): Do not call
1244 load_assign_lhs_subreplacements when working with an unscalarizable
1247 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1250 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1252 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1253 * config/i386/i386.c: Include reload.h.
1254 (ix86_legitimize_reload_address): New function.
1256 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
1258 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
1259 hasn't been allocated. Define a target macro for Mask and
1260 InverseMask if it hasn't been defined. Remove MaskExists handling.
1262 * doc/options.texi: Remove MaskExists.
1264 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
1267 * config/sh/sh.c (find_barrier): Add equality check of last_got
1268 to avoid going above orig insn. Update comments.
1270 2012-03-27 Richard Guenther <rguenther@suse.de>
1273 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1276 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1278 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1279 of a unit before computing the offset in units.
1280 * expr.c (get_bit_range): Return the null range if the enclosing record
1281 is part of a larger bit field.
1283 2012-03-27 Tristan Gingold <gingold@adacore.com>
1285 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
1286 * config/ia64/ia64.md: Remove mode in template.
1287 Sign extend operand in expand_simple_binop.
1288 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
1289 CASE_VECTOR_MODE instead of TARGET_ILP32.
1290 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
1292 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
1294 * varasm.c (assemble_external): #if 0 out the new assert from the
1295 previous commit, it breaks the Java and Go front ends.
1297 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
1299 * toplev.c (check_global_declaration_1): Do not call assemble_external.
1300 * expr.c (emit_block_move_libcall_fn): Likewise.
1301 (clear_storage_libcall_fn): Likewise.
1302 (expand_expr_addr_expr_1): Likewise.
1303 (expand_expr_real_1): Likewise.
1304 * calls.c (rtx_for_function_call): Likewise.
1306 * varasm.c (assemble_external): Assert this function is only called
1307 during or after expanding to RTL.
1309 2012-03-26 Martin Jambor <mjambor@suse.cz>
1311 PR tree-optimization/50052
1312 * tree-sra.c (tree_non_aligned_mem_p): Removed.
1313 (tree_non_aligned_mem_for_access_p): Likewise.
1314 (build_accesses_from_assign): Removed strict alignment requirements
1316 (access_precludes_ipa_sra_p): Likewise.
1318 2012-03-26 Richard Guenther <rguenther@suse.de>
1320 PR tree-optimization/52701
1321 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1322 compute and set the evolution part of PHI nodes.
1324 2012-03-26 Richard Guenther <rguenther@suse.de>
1326 PR tree-optimization/52721
1327 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
1329 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
1331 PR tree-optimization/52686
1332 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
1335 2012-03-26 Tristan Gingold <gingold@adacore.com>
1337 * config/alpha/vms.h (LINK_SPEC): Simplify.
1338 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
1339 (NAME__MAIN, SYMBOL__MAIN): Remove.
1340 (VMS_DEBUG_MAIN_POINTER): Remove.
1341 * config/ia64/vms.h: Likewise.
1342 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
1343 code to vms.c. Call vms_start_function.
1344 * config/ia64/ia64.c (ia64_start_function): Likewise.
1345 * config/vms/vms-protos.h (vms_start_function): Declare.
1346 * config/vms/vms.c (vms_start_function): New function.
1347 * config/vms/vms.h (MATH_LIBRARY): Define.
1348 (VMS_DEBUG_MAIN_POINTER): Define.
1350 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
1352 PR rtl-optimization/52629
1353 * reload1.c (count_pseudo): Short-circuit common case.
1354 (count_spilled_pseudo): Return early for pseudos without hard regs.
1355 Assert that the pseudo has got a hard reg before manipulating it.
1357 2012-03-24 Jan Hubicka <jh@suse.cz>
1360 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
1361 (decide_is_variable_needed): Do not handle toplevel reorder here.
1362 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
1363 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
1366 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1368 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
1369 and str_bitsize instead of more convoluted expressions.
1371 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1374 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1376 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1379 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
1381 2012-03-23 Martin Jambor <mjambor@suse.cz>
1383 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
1385 2012-03-23 Richard Guenther <rguenther@suse.de>
1387 PR tree-optimization/52678
1388 * tree-vectorizer.h (struct _stmt_vec_info): Add
1389 loop_phi_evolution_part member.
1390 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1391 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1392 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1393 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1394 Use the cached evolution part and the PHI nodes value from
1395 the loop preheader edge instead of re-analyzing the evolution.
1397 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1399 * config/mips/mips-tables.opt: Update.
1400 * config/mips/mips.md (processor): Add xlp.
1401 * config/mips/mips-cpus.def: Add xlp.
1402 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
1404 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
1405 * doc/invoke.texi: Mention XLP.
1407 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1410 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1411 on any new_local_var_chain vars declared during recursing on
1412 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1414 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
1416 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
1417 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
1418 (ASM_OUTPUT_LOCAL): Ditto.
1419 (ASM_OUTPUT_COMMON): Remove.
1420 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
1421 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
1423 2012-03-22 Jan Hubicka <jh@suse.cz>
1426 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
1428 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
1429 * ipa-inline-transform.c (save_inline_function_body): Remove
1430 copied clone if needed.
1431 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
1433 2012-03-22 Richard Guenther <rguenther@suse.de>
1436 * fold-const.c (fold_ternary_loc): Fix typo.
1438 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1441 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1442 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1443 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1444 (delay_cycles_1, delay_cycles_2): Ditto.
1445 (delay_cycles_3, delay_cycles_4): Ditto.
1446 (nopv, *nopv): Ditto.
1447 (sleep, *sleep): Ditto.
1450 2012-03-22 Richard Guenther <rguenther@suse.de>
1452 PR tree-optimization/52548
1453 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
1454 because of clobbers.
1455 (prune_clobbered_mems): New function.
1456 (compute_antic_aux): Use it to prune ANTIC_OUT.
1457 (compute_partial_antic_aux): Use it to prune PA_IN.
1458 (compute_avail): Only insert expressions into EXP_GEN that are not
1459 invalidated when translated up to the beginning of the block.
1461 2012-03-22 Richard Guenther <rguenther@suse.de>
1463 PR tree-optimization/52638
1464 * tree-vect-stmts.c (vect_init_vector_1): New function, split
1466 (vect_init_vector): ... here. Handle scalar vector inits.
1467 (vect_get_vec_def_for_operand): Adjust.
1468 (vectorizable_load): Likewise.
1470 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
1472 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
1473 (alpha*-*-freebsd*): Ditto.
1474 (alpha*-*-netbsd*): Ditto.
1475 (alpha*-*-openbsd*): Ditto.
1476 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
1477 (DWARF2_DEBUGGING_INFO): Remove.
1478 (PREFERRED_DEBUGGING_TYPE): Remove.
1479 (ASM_FINAL_SPEC): Remove.
1480 (IDENT_ASM_OP): Remove.
1481 (ASM_OUTPUT_IDENT): Remove.
1482 (SKIP_ASM_OP): Remove.
1483 (ASM_OUTPUT_SKIP): Remove.
1484 (ALIGN_ASM_OP): Remove.
1485 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
1486 (ASM_OUTPUT_CASE_LABEL): Remove.
1487 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
1488 (COMMON_ASM_OP): Remove.
1489 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
1490 (ASCII_DATA_ASM_OP): Remove.
1491 (READONLY_DATA_SECTION_ASM_OP): Remove.
1492 (INIT_SECTION_ASM_OP): Remove.
1493 (FINI_SECTION_ASM_OP): Remove.
1494 (ASM_SECTION_START_OP): Remove.
1495 (ASM_OUTPUT_SECTION_START_FILE): Remove.
1496 (TARGET_ASM_NAMED_SECTION): Remove.
1497 (TARGET_ASM_SELECT_SECTION): Remove.
1498 (MAKE_DECL_ONE_ONLY): Remove.
1499 (TYPE_ASM_OP): Remove.
1500 (SIZE_ASM_OP): Remove.
1501 (ASM_WEAKEN_LABEL): Remove.
1502 (TYPE_OPERAND_FMT): Remove.
1503 (ASM_DECLARE_RESULT): Remove.
1504 (ASM_DECLARE_OBJECT_NAME): Remove.
1505 (ASM_FINISH_DECLARE_OBJECT): Remove.
1506 (ELF_ASCII_ESCAPES): Remove.
1507 (ELF_STRING_LIMIT): Remove.
1508 (STRING_ASM_OP): Remove.
1509 (ASM_OUTPUT_EXTERNAL): Remove.
1510 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
1511 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
1513 (ASM_DECLARE_FUNCTION_NAME): Ditto.
1514 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
1515 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
1516 (ASM_OUTPUT_SKIP): Ditto.
1517 (READONLY_DATA_SECTION_ASM_OP): Remove.
1518 (USER_LABEL_PREFIX): Remove.
1519 (ASM_OUTPUT_ASCII): Remove.
1520 (ASM_OUTPUT_CASE_LABEL): Remove.
1521 (NO_DOLLAR_IN_LABEL): Undefine.
1523 2012-03-22 Richard Guenther <rguenther@suse.de>
1525 PR tree-optimization/52459
1526 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
1527 PHI insertion for calls.
1529 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
1531 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
1532 find_sets_in_insn, canonicalize_insn): Split out from ...
1533 (cse_insn): ... here.
1534 (invalidate_from_clobbers): Take an insn instead of the pattern.
1536 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
1539 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
1540 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
1541 * config/sh/sh.md (sindf2, cosdf2): Remove.
1543 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
1546 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
1547 prologue for unwinder and profiler.
1549 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
1551 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
1552 Introduce emul_name to select the right linker emulation for
1553 powerpc64-*-freebsd*.
1554 * configure: Regenerate.
1555 * config.gcc: Add bits to support powerpc64-*-freebsd*.
1556 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
1557 * config/rs6000/freebsd64.h: New file.
1558 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
1560 (rs6000_savres_strategy): Likewise.
1561 (rs6000_savres_routine_name): Likewise.
1562 (rs6000_elf_file_end): Likewise.
1563 * config/rs6000/t-freebsd64: New file.
1564 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
1565 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
1567 * config/rs6000/freebsd64.h: Remove duplicated entries from last
1569 * config/rs6000/t-freebsd64: Likewise.
1571 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
1573 PR rtl-optimization/52543
1575 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1576 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1577 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1578 (avr_load_libgcc_p): Restrict to __flash loads.
1579 (avr_out_lpm): Only handle 1-byte loads from __flash.
1580 (avr_load_lpm): New function.
1581 (avr_find_unused_d_reg): Remove.
1582 (avr_out_lpm_no_lpmx): Remove.
1583 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1584 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1585 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1586 (load_<mode>, load_<mode>_clobber): New insns.
1587 (mov<mode>): For multi-byte move from non-generic
1588 16-bit address spaces: Expand to load_<mode> resp.
1589 load_<mode>_clobber.
1590 (load<mode>_libgcc): Remove expander.
1591 (split-lpmx): Remove split.
1593 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
1595 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
1596 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
1597 All callers changed.
1598 (Fixed_core_reg): New feature.
1599 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
1601 * neon-testgen.ml: Handle Fixed_core_reg.
1603 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
1605 * config/arm/arm.c (thumb2_reorg): Add complete support
1606 for 16-bit instructions.
1607 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
1609 2012-03-21 Richard Guenther <rguenther@suse.de>
1611 PR tree-optimizer/52636
1612 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
1613 to the appropriate type.
1615 2012-03-21 Richard Guenther <rguenther@suse.de>
1617 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
1619 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
1620 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
1621 * passes.c (init_optimization_passes): Remove pass_init_function,
1622 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
1623 * tree-pass.h (pass_init_function): Remove.
1624 (pass_jump): Remove.
1625 (pass_initial_value_sets): Remove.
1626 (pass_unshare_all_rtl): Remove.
1627 * integrate.c (pass_initial_value_sets): Remove.
1628 * emit-rtl.c (pass_unshare_all_rtl): Remove.
1629 * tree.h (init_function_for_compilation): Remove.
1630 * function.c (init_function_for_compilation): Remove.
1631 (pass_init_function): Remove.
1632 * cfgcleanup.c (rest_of_handle_jump): Remove.
1633 (pass_jump): Remove.
1635 2012-03-20 Jason Merrill <jason@redhat.com>
1637 * tree-streamer-in.c (streamer_alloc_tree): Call
1638 ggc_alloc_zone_cleared_tree_node instead of
1639 ggc_alloc_zone_cleared_tree_node_stat.
1641 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
1643 * doc/extend.texi (Template Instantiation): Remove anachronisms.
1645 2012-03-20 Jakub Jelinek <jakub@redhat.com>
1648 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
1649 (ix86_expand_vec_perm_const_1): Call it.
1651 * config/i386/i386.c (vselect_insn): New variable.
1652 (init_vselect_insn): New function.
1653 (expand_vselect, expand_vselect_insn): Add testing_p argument.
1654 Call init_vselect_insn if vselect_insn is NULL. Adjust
1655 PATTERN (vselect_insn), instead of creating a new insn each time,
1656 only emit a copy of it if not testing and recog has been successful.
1657 (expand_vec_perm_pshufb, expand_vec_perm_1,
1658 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
1662 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
1663 ("enabled" attribute): Handle avx2 and noavx2 isas.
1664 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
1666 (vec_dup<mode>): Add avx2 =x,x alternative.
1667 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
1668 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
1669 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
1670 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
1672 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
1673 if possible, handle also V8SFmode.
1675 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
1677 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
1678 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
1679 reg_or_zero_operand predicate.
1680 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
1682 2012-03-20 Jakub Jelinek <jakub@redhat.com>
1684 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
1685 If operand isn't UNSPEC, return 0.
1687 2012-03-20 Richard Guenther <rguenther@suse.de>
1689 * tree-pass.h (pass_rtl_eh): Remove.
1690 * except.c (gate_handle_eh): Likewise.
1691 (rest_of_handle_eh): Likewise.
1692 (pass_rtl_eh): Likewise.
1693 (finish_eh_generation): Export.
1694 * except.h (finish_eh_generation): Declare.
1695 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
1696 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
1697 after expanding stack alignment. Instead of compacting blocks
1700 2012-03-20 Richard Guenther <rguenther@suse.de>
1702 * stor-layout.c (finish_bitfield_representative): Fallback
1703 to conservative maximum size if the padding up to the next
1704 field cannot be computed as a constant.
1705 (finish_bitfield_layout): If we cannot compute the distance
1706 between the start of the bitfield representative and the
1707 bitfield member start a new representative.
1708 * expr.c (get_bit_range): The distance between the start of
1709 the bitfield representative and the bitfield member is zero
1710 if the field offsets are not constants.
1712 2012-03-20 Tristan Gingold <gingold@adacore.com>
1714 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
1715 convert in lowercase.
1716 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
1717 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
1718 * stor-layout.c (sizetype_tab): Adjust.
1719 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
1720 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
1721 instead of type_kind_last.
1722 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
1723 instead of size_int_kind.
1724 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
1725 * doc/tm.texi: Regenerate.
1726 * defaults.h (SIZETYPE): Provide a default value.
1727 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
1730 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
1732 * config/sh/sh.md: Use braced string notation where applicable.
1734 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1736 * config/i386/i386.md (allocate_stack): Simplify.
1738 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1740 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
1741 copy_to_mode_reg (Pmode, ...).
1742 (expand_builtin_frame_address): Ditto.
1743 * expr.c (emit_block_move_via_libcall): Ditto.
1744 (set_storage_via_libcall): Ditto.
1746 * config/i386/i386.c (ix86_expand_movmem): Ditto.
1747 (ix86_expand_setmem): Ditto.
1748 (ix86_trampoline_init): DItto.
1749 * config/i386/i386.md (cmpstrnsi): Ditto.
1751 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
1753 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
1754 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
1755 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
1756 (SH Options): Likewise.
1758 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1760 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
1761 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
1762 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
1763 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
1764 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
1767 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
1769 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
1770 * config/i386/i386.c (ix86_decompose_address): Use
1771 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
1772 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
1773 thread pointer to a register.
1776 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
1778 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
1779 if Pmode != word_mode.
1780 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
1781 Pmode == SImode for TARGET_X32.
1783 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
1784 (tls_initial_exec_x32): Likewise.
1786 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
1789 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
1790 DISP_ADDR_OFFSET): New macros.
1791 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
1792 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
1793 (sh_legitimize_address): Add QImode displacement handling.
1794 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
1796 (sh_secondary_reload): Add QImode displacement handling.
1797 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
1798 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
1799 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
1800 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
1801 to register operands only.
1802 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
1803 (extendqihi2): Change insn to expander.
1804 (*extendqihi2_compact_reg): New insn.
1805 (movqi_i, movqi): Replace with ...
1806 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
1807 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
1808 Add new peepholes for QImode displacement addressing.
1810 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
1813 * doc/invoke.texi: Document -Wuseless-cast.
1815 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
1817 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
1818 * tree.h (handled_component_p): Reorder cases.
1819 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
1820 not initialize unsignedp.
1821 (loc_list_from_tree): Likewise.
1822 (fortran_common): Likewise.
1823 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
1825 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1827 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
1828 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
1829 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
1830 (ix86_split_long_move): Ditto.
1831 (legitimize_tls_address): Use ix86_gen_sub3.
1832 (construct_plt_address): Assert that Pmode == DImode.
1834 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
1836 * config/i386/i386.md: Remove empty predicates and/or constraints.
1837 * config/i386/sync.md: Ditto.
1838 * config/i386/sse.md: Ditto.
1839 * config/i386/mmx.md: Ditto.
1840 * config/i386/pentium.md: Ditto.
1841 * config/i386/athlon.md: Ditto.
1843 2012-03-16 Richard Guenther <rguenther@suse.de>
1845 PR tree-optimization/52603
1846 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
1850 2012-03-14 Richard Guenther <rguenther@suse.de>
1852 PR tree-optimization/52571
1853 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
1854 flag_section_anchors check ...
1855 (vect_can_force_dr_alignment_p): ... here.
1857 2012-03-16 Martin Jambor <mjambor@suse.cz>
1859 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
1860 memory through MEM_REFs by calling extract_bit_field.
1862 2012-03-16 Richard Guenther <rguenther@suse.de>
1864 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
1865 and REFERENCE_TYPE interpretations.
1866 (can_native_interpret_type_p): New function.
1867 (fold_ternary_loc): Use native encode/interpret to fold
1868 BIT_FIELD_REFs of constants.
1870 2012-03-16 Richard Guenther <rguenther@suse.de>
1873 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
1874 of vector constants and constructors.
1876 2012-03-16 Richard Guenther <rguenther@suse.de>
1878 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
1879 VIEW_CONVERT_EXPR to convert constants.
1880 (vect_is_simple_use): Treat all constants as vec_constant_def.
1882 2012-03-16 Richard Guenther <rguenther@suse.de>
1883 Kai Tietz <ktietz@redhat.com>
1886 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
1887 side-effects completely in the pre-queue and use a temporary
1890 2012-03-16 Richard Guenther <rguenther@suse.de>
1892 * stor-layout.c (finish_bitfield_representative): Fall back
1893 to the conservative maximum size if we cannot compute the
1894 size of the tail padding.
1896 2012-03-16 Tristan Gingold <gingold@adacore.com>
1898 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
1899 __CRTL_VER and __VMS_VER.
1900 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
1901 and vms_c_get_vms_ver.
1902 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
1904 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
1905 (VMS_DEFAULT_VMS_VER): Define.
1906 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
1907 (VMS_DEFAULT_VMS_VER): Define.
1909 2012-03-16 Richard Guenther <rguenther@suse.de>
1911 * tree-vect-loop.c (get_initial_def_for_induction): Use
1912 build_constructor directly.
1913 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
1914 build_vector_from_val.
1915 * tree.c (build_vector_from_val): Avoid creating a constructor
1916 first when we want a constant vector.
1918 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1920 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1922 2012-03-16 Richard Guenther <rguenther@suse.de>
1924 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
1925 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
1926 (struct tree_vector): Remove elements member, add variable size
1928 (build_vector_stat): Declare.
1929 (build_vector): Define in terms of build_vector_stat.
1930 * tree.c (build_vector): Rename to ...
1931 (build_vector_stat): ... this. Take array of trees as parameter.
1932 (build_vector_from_ctor): Adjust.
1933 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
1934 initializer_zerop): Adjust.
1935 * cfgexpand.c (expand_debug_expr): Likewise.
1936 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
1937 const_vector_from_tree): Likewise.
1938 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
1939 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
1940 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
1941 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
1942 (lto_input_ts_vector_tree_pointers): Adjust.
1943 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
1944 (write_ts_vector_tree_pointers): Adjust.
1945 * varasm.c (const_hash_1, compare_constant, copy_constant,
1946 output_constant): Adjust.
1947 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
1948 * print-tree.c (print_node): Adjust.
1949 * tree-pretty-print.c (dump_generic_node): Adjust.
1950 * tree-vect-generic.c (uniform_vector_p, vector_element,
1951 lower_vec_perm): Adjust.
1952 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
1953 * tree-vect-slp.c (vect_get_constant_vectors,
1954 vect_transform_slp_perm_load): Adjust.
1955 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
1956 * expmed.c (make_tree): Adjust.
1957 * config/i386/i386.c (ix86_expand_builtin): Adjust.
1958 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
1960 (sparc_fold_builtin): Adjust.
1962 2012-03-16 Tristan Gingold <gingold@adacore.com>
1964 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
1965 * config/vms/vms-stdint.h: New file.
1967 2012-03-16 Tristan Gingold <gingold@adacore.com>
1969 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
1970 (ia64-hp-*vms*): Replaced by ...
1971 (*-*-*vms*): ... This new entry.
1973 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1976 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
1977 (ix86_expand_vec_perm_const_1): Use it.
1980 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
1981 (avx2_permv4df): Remove.
1982 (avx2_permv4di): Macroize into...
1983 (avx2_perm<mode>): ... this using VI8F_256 iterator.
1984 (avx2_permv4di_1): Macroize into...
1985 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
1987 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
1989 * combine.c (apply_distributive_law): Do not distribute SUBREG.
1991 2012-03-15 Ira Rosen <irar@il.ibm.com>
1992 Ulrich Weigand <ulrich.weigand@linaro.org>
1994 * tree-vect-patterns.c (widened_name_p): Rename to ...
1995 (type_conversion_p): ... this. Add new argument to determine
1996 if it's a promotion or demotion operation. Check for
1997 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
1998 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
2000 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
2001 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
2003 (vect_recog_mixed_size_cond_pattern): Likewise and allow
2004 non-constant then and else clauses.
2006 2012-03-15 Ira Rosen <irar@il.ibm.com>
2007 Ulrich Weigand <ulrich.weigand@linaro.org>
2009 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
2010 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
2012 * tree-vect-patterns.c (widened_name_p): Pass basic block
2013 info to vect_is_simple_use.
2014 (vect_recog_dot_prod_pattern): Fail for basic blocks.
2015 (vect_recog_widen_sum_pattern): Likewise.
2016 (vect_handle_widen_op_by_const): Support basic blocks.
2017 (vect_operation_fits_smaller_type,
2018 vect_recog_over_widening_pattern): Likewise.
2019 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
2020 Update call to vect_is_simple_use.
2021 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
2023 (check_bool_pattern): Add an argument, update call to
2024 vect_is_simple_use and the recursive calls.
2025 (vect_recog_bool_pattern): Update relevant function calls.
2027 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
2028 (vect_pattern_recog_1): Check for reduction only in loops.
2029 (vect_pattern_recog): Add new argument. Support basic blocks.
2030 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
2031 info to vect_is_simple_use_1.
2032 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
2033 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
2035 2012-03-15 Jakub Jelinek <jakub@redhat.com>
2036 Andrew Pinski <apinski@cavium.com>
2039 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
2040 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
2041 calls instead of __builtin_ir{int,ound}*.
2043 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2045 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
2048 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2050 * config.gcc (target_type_format_char): New. Document it. Set it for
2052 * configure.ac (gnu_unique_option): Use target_type_format_char
2053 in test. Comment rationale.
2054 * configure: Regenerate .
2056 2012-03-15 Jakub Jelinek <jakub@redhat.com>
2058 PR tree-optimization/52267
2059 * tree-vrp.c (masked_increment): New function.
2060 (register_edge_assert_for_2): Derive ASSERT_EXPRs
2061 from (X & CST1) cmp CST2 tests.
2063 2012-03-15 Richard Guenther <rguenther@suse.de>
2066 * tree-data-ref.c (subscript_dependence_tester_1): Check
2067 all dimensions for non-conflicting access functions.
2069 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2072 * doc/invoke.texi [C++ Language Options]: Document
2073 -ftemplate-backtrace-limit.
2075 2012-03-15 Tristan Gingold <gingold@adacore.com>
2077 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
2080 2012-03-15 Tristan Gingold <gingold@adacore.com>
2082 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
2083 use DW_OP_call_frame_cfa.
2085 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
2088 * config/i386/i386-opts.h (pmode): New.
2090 * config/i386/i386.c (ix86_option_override_internal): Properly
2091 check and set ix86_pmode.
2093 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
2095 * config/i386/i386.opt (maddress-mode=): New.
2097 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
2099 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2101 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
2102 (dwarf2out_do_cfi_asm): Likewise.
2103 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
2105 (add_data_member_location_attribute): Likewise.
2106 (gen_array_type_die): Likewise.
2107 (gen_subprogram_die): Likewise.
2108 (gen_producer_string): Likewise.
2109 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
2110 Remove MIPS_DEBUGGING_INFO handling.
2111 (sdb_debug_hooks): Likewise.
2112 (sdbout_begin_block): Likewise.
2113 (sdbout_end_block): Likewise.
2114 (sdbout_begin_prologue): Likewise.
2115 (sdbout_start_source_file): Likewise.
2116 (sdbout_end_source_file): Likewise.
2117 (sdbout_init): Likewise.
2118 * system.h (MIPS_DEBUGGING_INFO): Poison.
2120 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2122 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
2123 (alpha_file_start) [MS_STAMP]: Remove.
2125 * config/alpha/elf.h (TARGET_GAS): Remove.
2126 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
2127 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
2128 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
2129 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
2130 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
2131 (alpha*-*-freebsd*): Likewise.
2132 (alpha*-*-netbsd*): Likewise.
2133 (alpha*-*-openbsd*): Likewise.
2134 (alpha*-*-*): Remove target_cpu_default2.
2135 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
2137 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
2138 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
2139 * config/alpha/alpha.c (print_operand): Always assume
2140 TARGET_AS_SLASH_BEFORE_SUFFIX.
2141 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
2142 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
2143 ("*builtin_setjmp_receiver_er_1"): Remove.
2144 * config/alpha/alpha.opt (malpha-as): Remove.
2146 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
2148 Remove DEC Unix reference.
2150 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
2151 (EXTENDED_COFF): Remove.
2152 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
2153 (EXTENDED_COFF): Don't undef.
2154 * config/alpha/alpha.c (alpha_file_start): Always assume
2156 Don't set targetm.asm_file_start_file_directive.
2157 [!OBJECT_FORMAT_ELF]: Remove.
2158 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
2160 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
2161 (DBX_DEBUGGING_INFO): Remove.
2162 (MIPS_DEBUGGING_INFO): Remove.
2163 (PREFERRED_DEBUGGING_TYPE): Remove.
2164 (DBX_OUTPUT_SOURCE_LINE): Remove.
2165 (SDB_OUTPUT_SOURCE_LINE): Remove.
2166 (DBX_CONTIN_LENGTH): Remove.
2167 (NO_DBX_FUNCTION_END): Remove.
2168 (ASM_STABS_OP): Remove.
2169 (ASM_STABN_OP): Remove.
2170 (ASM_STABD_OP): Remove.
2171 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
2172 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
2173 (PUT_SDB_DEF): Remove.
2174 (PUT_SDB_PLAIN_DEF): Remove.
2175 (PUT_SDB_TYPE): Remove.
2176 (sdb_label_count): Remove.
2177 (PUT_SDB_BLOCK_START): Remove.
2178 (PUT_SDB_BLOCK_END): Remove.
2179 (PUT_SDB_FUNCTION_START): Remove.
2180 (PUT_SDB_FUNCTION_END): Remove.
2181 (PUT_SDB_EPILOGUE_END): Remove.
2182 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
2183 (MIPS_DEBUGGING_INFO): Don't undef.
2184 (DBX_DEBUGGING_INFO): Don't undef.
2185 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
2186 (MIPS_DEBUGGING_INFO): Don't undef.
2187 (DBX_DEBUGGING_INFO): Don't undef.
2188 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
2189 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
2191 (alpha_start_function): Likewise.
2192 (sdb_label_count): Remove.
2193 (alpha_output_filename): Remove DBX_DEBUG handling.
2194 (alpha_file_start): Likewise.
2196 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2198 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
2199 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
2200 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
2202 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
2203 (ld_tls_support): Remove Solaris 8 references.
2204 (lwp_dir, lwp_spec): Remove support for alternate thread library.
2205 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
2206 * configure: Regenerate.
2207 * config.in: Regenerate.
2209 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
2210 * config/i386/sol2.h: Remove Solaris 8 references.
2212 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
2213 (i?86-*-solaris2.9): ... this.
2214 Remove Solaris 8 references.
2215 (Specific, *-*-solaris2*): Document Solaris 8 removal.
2216 Remove Solaris 8 references.
2218 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2220 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
2221 (mips-sgi-irix6.5*): Remove.
2222 * config.host (mips-sgi-irix*): Remove.
2223 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
2224 (set_have_as_tls): Remove *-*-irix6*.
2225 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
2226 * configure: Regenerate.
2228 * config/mips/iris6.h: Remove.
2229 * config/mips/iris6.opt: Remove.
2230 * config/mips/t-irix6: Remove.
2232 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
2233 (TARGET_IRIX6): Remove.
2234 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
2235 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
2236 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
2238 (mips_file_start): Likewise.
2239 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
2241 * config/mips/driver-native.c [__sgi__]: Remove.
2242 (host_detect_local_cpu) [__sgi__]: Remove.
2244 * config/mips/gnu-user.h: Remove iris5.h reference.
2246 * config/mips/mips-modes.def: Remove IRIX 6 reference.
2247 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
2248 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
2251 * gcc.c (main): Move asm_debug initialization ...
2252 (asm_debug): ... here.
2254 * ginclude/stddef.h (__STDDEF_H__): Don't define.
2256 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
2257 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
2258 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
2259 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
2260 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
2261 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
2263 * doc/tm.texi: Regenerate.
2265 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
2267 (MIPS Options, -march): Remove IRIX reference.
2268 * doc/install.texi (Binaries, SGI IRIX): Remove.
2269 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
2271 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
2273 2012-03-14 Martin Jambor <mjambor@suse.cz>
2275 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
2276 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
2277 (expand_expr_real_1): Do not handle misalignment if modifier is
2280 2012-03-14 Richard Guenther <rguenther@suse.de>
2283 * tree-vect-generic.c (type_for_widest_vector_mode): Take
2284 element type instead of mode, use build_vector_type_for_mode
2285 instead of the langhook, build a vector of proper signedness.
2286 (expand_vector_operations_1): Adjust.
2288 2012-03-14 Richard Guenther <rguenther@suse.de>
2291 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
2292 a cgraph node for a FUNCTION_DECL that comes from a constructor.
2293 (gimple_get_virt_method_for_binfo): Likewise.
2295 2012-03-14 Richard Guenther <rguenther@suse.de>
2297 PR tree-optimization/52571
2298 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
2299 flag_section_anchors check ...
2300 (vect_can_force_dr_alignment_p): ... here. Do not re-align
2301 DECL_COMMON variables.
2303 2012-03-14 Richard Guenther <rguenther@suse.de>
2305 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2306 * stor-layout.c (start_bitfield_representative): New function.
2307 (finish_bitfield_representative): Likewise.
2308 (finish_bitfield_layout): Likewise.
2309 (finish_record_layout): Call finish_bitfield_layout.
2310 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2311 for QUAL_UNION_TYPE fields.
2312 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2313 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2314 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2319 * expr.c (get_bit_range): Unconditionally extract bitrange
2320 from DECL_BIT_FIELD_REPRESENTATIVE.
2321 (expand_assignment): Adjust call to get_bit_range.
2323 2012-03-14 Richard Guenther <rguenther@suse.de>
2326 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
2327 the outermost conversion is a sign-change only.
2328 (fold_binary_loc): Disregard widening and sign-changing
2329 conversions when we determine if two variables are equal
2331 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
2332 (T1)x if the outermost conversion is a sign-change only.
2334 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
2337 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
2339 * config/i386/predicates.md (constant_call_address_operand): Declare
2340 as special predicate. Update all uses.
2342 2012-03-13 Jakub Jelinek <jakub@redhat.com>
2345 * c-parser.c (c_parser_postfix_expression)
2346 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
2348 * config/i386/smmintrin.h: Avoid /* within a comment.
2349 * config/i386/nmmintrin.h: Likewise.
2351 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2353 * config/i386/i386.md (xbegin): Remove constraint from expander.
2355 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2357 * config/i386/predicates.md (constant_call_address_operand): Declare
2358 as special predicate. Update all uses.
2359 * config/i386/i386.md: Remove mode from constant_call_address_operand
2361 * config/i386/i386.c (ix86_output_call_insn): Call
2362 constant_call_address_operand with VOIDmode.
2364 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2366 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
2367 AND zero extended address correctly.
2369 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2371 * config/i386/predicates.md (tls_symbolic_operand): Declare as
2373 (tls_modbase_operand): Ditto.
2374 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
2375 tls_modbase_operand predicates.
2377 2012-03-13 Martin Jambor <mjambor@suse.cz>
2379 * expr.c (expand_assignment): Handle misaligned scalar writes to
2380 memory through top-level MEM_REFs by calling store_bit_field.
2382 2012-03-13 Richard Guenther <rguenther@suse.de>
2385 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
2386 if Y is a constant multiple of 1 << CST.
2388 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
2391 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
2392 offset (size) to a value the insns can deal with.
2393 (expand_epilogue): Ditto.
2395 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2397 * config/arm/neon.ml (ops): Fixup expected instructions for
2398 unsigned vector compares.
2400 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2402 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
2403 addresses only when %reg is not in word mode.
2405 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2407 * config/microblaze/microblaze.md: Fix typo.
2408 * tree-if-conv.c: Likewise.
2409 * tree-vect-patterns.c: Likewise.
2411 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2413 * config.gcc (extra_passes): Remove.
2414 * configure.ac (extra_passes): Don't substitute.
2415 * configure: Regenerate.
2416 * Makefile.in (EXTRA_PASSES): Remove.
2417 (GCC_PASSES): Remove $(EXTRA_PASSES).
2418 (MOSTLYCLEANFILES): Likewise.
2420 (install-common): Likewise.
2422 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2424 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
2425 * config/i386/i386.c (ix86_decompose_address): Use
2426 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
2427 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
2428 thread pointer to a register.
2430 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
2432 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
2433 on tls_symbolic_operand.
2434 (tls_global_dynamic_64_<mode>): Likewise.
2436 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
2439 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
2440 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
2442 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
2445 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
2446 type from reg_class_t to enum reg_class.
2447 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
2449 2012-03-12 Andrew Pinski <apinski@cavium.com>
2451 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
2452 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
2453 (value_replacement): Likewise.
2454 (empty_block_p): Check also if the PHIs for the block are empty.
2456 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
2459 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
2460 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
2461 r184615 from 2012-02-28.
2463 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
2465 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
2466 (ix86_gen_tls_local_dynamic_base_64): Likewise.
2467 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
2468 and ix86_gen_tls_local_dynamic_base_64.
2469 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
2470 ix86_gen_tls_local_dynamic_base_64.
2472 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
2473 (*tls_global_dynamic_64_<mode>): This.
2474 (tls_global_dynamic_64): Renamed to ...
2475 (tls_global_dynamic_64_<mode>): This.
2476 (*tls_local_dynamic_base_64): Renamed to ...
2477 (*tls_local_dynamic_base_64_<mode>): This.
2478 (tls_local_dynamic_base_64): Renamed to ...
2479 (tls_local_dynamic_base_64_<mode>): This.
2481 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
2483 * config/i386/i386.c (ix86_option_override_internal): Properly
2484 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
2485 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
2486 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
2487 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
2489 * config/i386/sse.md (sse3_monitor64): Renamed to ...
2490 (sse3_monitor64_<mode>): This.
2492 2012-03-12 Tristan Gingold <gingold@adacore.com>
2494 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
2495 (ia64_function_arg_advance): Ditto.
2497 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2499 * config.gcc (mips*-*-openbsd*): Remove.
2500 * config/mips/openbsd.h: Remove.
2501 * config/mips/sdb.h: Remove.
2503 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
2504 * config/mips/mips.c (sdb_label_count): Remove.
2505 (mips_debugger_offset): Remove #if 0 code.
2506 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
2507 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
2509 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2511 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
2513 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
2514 Update binutils references.
2515 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
2516 Update binutils reference.
2517 Update Sun as/GNU ld caveat.
2518 Document binutils largefile requirement for LTO plugin.
2519 Remove reference to alternate libpthread.
2521 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2523 * config.gcc (alpha*-dec-osf5.1*): Remove.
2524 * config.host (alpha*-dec-osf*): Remove.
2525 * configure.ac (*-*-osf*): Remove.
2526 (alpha*-dec-osf*): Remove.
2527 * configure: Regenerate.
2529 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
2530 config/alpha/va_list.h, config/alpha/x-osf: Remove.
2532 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
2533 * config/alpha/alpha.c (struct machine_function): Update comment.
2534 (alpha_start_function): Remove Tru64 UNIX as handling for
2536 * config/alpha/alpha.md ("exception_receiver"): Remove
2537 TARGET_LD_BUGGY_LDGP.
2538 ("*exception_receiver_2"): Likewise.
2539 * except.c (finish_eh_generation): Remove Tru64 reference.
2540 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
2541 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
2542 * target.def (handle_pragma_extern_prefix): Remove.
2544 * Makefile.in (mips-tfile.o-warn): Remove.
2545 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
2546 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
2547 * mips-tdump.c, mips-tfile.c: Remove.
2549 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
2551 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
2552 (Specific, alpha*-dec-osf5.1): Note removal.
2553 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
2555 * doc/tm.texi: Regenerate.
2556 * doc/trouble.texi (Cross-Compiler Problems): Remove.
2558 2012-03-12 Richard Guenther <rguenther@suse.de>
2560 * config/arm/arm.c (neon_dereference_pointer): Do not call
2561 covert during RTL expansion.
2563 2012-03-12 Tristan Gingold <gingold@adacore.com>
2565 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
2566 Options. Mention -mpointer-size.
2568 2012-03-12 Richard Guenther <rguenther@suse.de>
2570 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
2571 build_nonstandard_integer_type.
2573 2012-03-12 Richard Guenther <rguenther@suse.de>
2575 * tree.c (signed_or_unsigned_type_for): Use
2576 build_nonstandard_integer_type.
2577 (signed_type_for): Adjust documentation.
2578 (unsigned_type_for): Likewise.
2579 * tree-pretty-print.c (dump_generic_node): Use standard names
2580 for non-standard integer types if available.
2582 2012-03-12 Tristan Gingold <gingold@adacore.com>
2584 * config/vms/vms.opt: Add vms-opts.h header.
2585 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
2587 (-mvms-return-codes): Document.
2588 (-mpointer-size): New option.
2589 (vms_pointer_size): Add enumeration.
2590 * config/vms/vms-opts.h: New file.
2591 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
2592 __INITIAL_POINTER_SIZE.
2593 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
2594 (C_COMMON_OVERRIDE_OPTIONS): Define.
2595 (DWARF2_ADDR_SIZE): Define.
2596 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
2597 * config/vms/vms-protos.h (vms_c_common_override_options):
2599 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
2600 if -mno-pointer-size.
2601 (vms_c_common_override_options): New function.
2602 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
2603 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
2604 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
2605 and flag_vms_pointer_size.
2606 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
2607 * config.gcc (*-*-*vms*): Define xm_file.
2608 (alpha*-dec-*vms*): Do not define xm_file.
2609 (alpha64-dec-*vms*): Remove.
2610 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
2613 2012-03-12 Jakub Jelinek <jakub@redhat.com>
2615 PR tree-optimization/51721
2616 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
2617 if (int) unsvar cmp CST.
2619 2012-03-12 Richard Guenther <rguenther@suse.de>
2621 * tree-sra.c (create_access_replacement): Only rename the replacement
2622 if we can rewrite it into SSA form. Properly mark register typed
2623 replacements that we cannot rewrite with TREE_ADDRESSABLE.
2624 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
2625 for aggregate or BLKmode results.
2627 2012-03-12 Jakub Jelinek <jakub@redhat.com>
2629 PR tree-optimization/52533
2630 * tree-vrp.c (register_edge_assert_for_2): Use double_int
2631 type for mask, only handle shifts by non-zero in-range
2632 shift count, for LE_EXPR and GT_EXPR if new_val is
2633 maximum, don't add the assertion.
2635 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
2637 * doc/invoke.texi: Document -mrtm option.
2638 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
2639 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
2640 (ix86_handle_option): Handle OPT_mrtm.
2641 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
2643 (x86_64-*-*): Ditto.
2644 * i386-builtin-types.def (INT_FTYPE_VOID): New.
2645 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2647 (ix86_target_string): Define -mrtm option.
2649 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
2651 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
2652 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
2654 (bdesc_special_args): Ditto.
2655 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
2656 (ix86_expand_special_args_builtin): Handle new built-in type.
2657 (ix86_expand_builtin): Handle XABORT instruction.
2658 * config/i386/i386.h (TARGET_RTM): New.
2659 * config/i386/i386.md (UNSPECV_XBEGIN): New.
2660 (UNSPECV_XEND): Ditto.
2661 (UNSPECV_XABORT): Ditto.
2662 (UNSPECV_XTEST): Ditto.
2669 * config/i386/i386.opt (mrtm): New.
2670 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
2671 * config/i386/rtmintrin.h: New header.
2672 * config/i386/xtestintrin.h: Ditto.
2674 2012-03-12 Tristan Gingold <gingold@adacore.com>
2676 * ginclude/stddef.h: Adjust previous patch.
2677 Use __VMS__ instead of VMS.
2679 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
2681 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
2682 Also convert sequences with CC setting arithmetic instruction.
2684 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
2686 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
2687 from C Language Options to Preprocessor Options.
2688 (C Dialect Options): Move -no-integrated-cpp documentation
2690 (Preprocessor Options): ...to here. Rewrite the description
2691 so it makes more sense, and remove discussion of merging front ends.
2693 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2695 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
2697 (ix86_expand_setmem): Likewise.
2699 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
2701 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
2704 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2706 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
2707 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
2709 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2711 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
2713 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2715 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
2718 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2719 Uros Bizjak <ubizjak@gmail.com>
2721 * config/i386/predicates.md (call_insn_operand): Allow
2722 constant_call_address_operand in Pmode only.
2723 (sibcall_insn_operand): Ditto.
2724 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
2725 (*call_vzeroupper): Ditto.
2727 (*sibcall_vzeroupper): Ditto.
2728 (*call_value): Ditto.
2729 (*call_value_vzeroupper): Ditto.
2730 (*sibcall_value): Ditto.
2731 (*sibcall_value_vzeroupper): Ditto.
2732 (*indirect_jump): Ditto.
2733 (*tablejump_1): Ditto.
2734 (indirect_jump): Convert memory address to word mode for TARGET_X32.
2736 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
2739 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
2742 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
2743 Use movrt_negc instead of negc pattern for non-SH2A.
2745 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
2747 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
2749 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
2750 if Pmode != word_mode.
2751 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
2752 Pmode == SImode for TARGET_X32.
2754 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
2755 (tls_initial_exec_x32): Likewise.
2757 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2759 PR rtl-optimization/52528
2760 * combine.c (can_combine_p): Add setting of subst_low_luid
2761 before call to expand_field_assignment().
2763 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
2765 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
2766 and related program names.
2768 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
2770 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
2772 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2775 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2776 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2778 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2779 (*movdi_internal_rex64): Use %E operand modifier for lea.
2780 (*movsi_internal): Ditto.
2782 (*lea<mode>_2): Ditto.
2783 (*lea_{3,4,5,6}_zext): Ditto.
2784 (*tls_global_dynamic_32_gnu): Ditto.
2785 (*tls_global_dynamic_64): Ditto.
2786 (*tls_dynamic_gnu2_lea_32): Ditto.
2787 (*tls_dynamic_gnu2_lea_64): Ditto.
2788 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2790 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2792 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
2793 redefine to be NULL if the current bit-size is different from the
2794 configured bit-size.
2796 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
2797 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
2798 set the default tuning. Add asserts to make sure the cpu and tune
2799 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
2800 test whether the index is set, instead of > 0.
2801 (rs6000_file_start): Do not reset the default cpu if the current
2802 bit-size is different from the configured bit-size.
2804 2012-03-09 Tristan Gingold <gingold@adacore.com>
2806 * config/vms/vms-crtlmap.map: Add comments.
2807 Add entries needed to build Ada RTS.
2809 2012-03-09 Tristan Gingold <gingold@adacore.com>
2811 * ginclude/stddef.h: Do not define __size_t on VMS.
2813 2012-03-09 Tristan Gingold <gingold@adacore.com>
2815 * c-tree.h (c_default_pointer_mode): New variable.
2816 * c-decl.c (c_default_pointer_mode): New variable.
2817 (c_build_pointer_type): New function.
2818 (grokdeclarator): Call c_build_pointer_type instead
2819 of build_pointer_type.
2821 * config/vms/vms-c.c: Include c-tree.h
2822 (saved_pointer_mode): New variable.
2823 (handle_pragma_pointer_size): New function.
2824 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
2825 (vms_c_register_pragma): Register __pointer_size and
2826 __required_pointer_size pragmas.
2828 2012-03-09 Tristan Gingold <gingold@adacore.com>
2830 * config/vms/vms-c.c (vms_construct_include_filename): New function.
2831 (vms_c_register_includes): Reference it.
2833 2012-03-09 Andrew Pinski <apinski@cavium.com>
2836 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
2838 (tree_ssa_phiopt_worker): Go through all the PHIs for
2839 value_replacement instead of just the singleton one.
2840 (value_replacement): Change return type to int. Return 0 instead of
2842 Allow the middle basic block to contain more than just the defining
2844 Handle non empty middle basic blocks.
2845 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
2847 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
2849 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
2850 array reference and component reference.
2851 (analyze_scalar_evolution_for_address_of): New.
2853 2012-03-08 Jie Zhang <jzhang918@gmail.com>
2856 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
2857 (hwloop_pattern_reg): Fix set but not used warning.
2858 (bfin_reorg_loops): Remove unused parameter.
2859 (bfin_reorg): Update use of bfin_reorg_loops.
2861 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
2863 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
2864 with integer parameters in registers.
2865 (gen_push): Push register in word_mode instead of Pmode.
2866 (ix86_emit_save_regs): Likewise.
2867 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
2868 (gen_pop): Pop register in word_mode instead of Pmode.
2869 (ix86_emit_restore_regs_using_pop): Likewise.
2870 (ix86_expand_prologue): Replace Pmode with word_mode for push
2871 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
2872 restore RAX and R10 in word_mode.
2873 (ix86_emit_restore_regs_using_mov): Restore integer registers
2875 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
2877 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
2878 (ix86_split_long_move): Likewise.
2880 * config/i386/i386.md (W): New.
2881 (*push<mode>2_prologue): Replace :P with :W.
2882 (*pop<mode>1): Likewise.
2883 (*pop<mode>1_epilogue): Likewise.
2884 (push/pop peephole2): Use word_mode scratch registers.
2886 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
2888 * config/i386/predicates.md (indirect_branch_operand): Simplify.
2890 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
2892 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
2893 for constants in [-63,63].
2895 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
2899 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
2901 * config/i386/i386.c (ix86_print_operand_address): Only handle
2902 zero-extended DImode addresses.
2904 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2906 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
2907 * configure: Regenerate.
2909 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
2912 * config/avr/avr.c (avr_mem_clobber): New static function.
2913 (avr_expand_delay_cycles): Add memory clobber operand to
2914 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
2915 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
2916 (enable_interrupt, disable_interrupt): New expander.
2917 (nopv, sleep, wdr): New expanders.
2918 (delay_cycles_1): Add memory clobber.
2919 (delay_cycles_2): Add memory clobber.
2920 (delay_cycles_3): Add memory clobber.
2921 (delay_cycles_4): Add memory clobber.
2922 (cli_sei): New insn from former "enable_interrupt",
2923 "disable_interrupt" with memory clobber.
2924 (*wdt): New insn from former "wdt" with memory clobber.
2925 (*nopv): Similar, but for "nopv".
2926 (*sleep): Similar, but for "sleep".
2928 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
2929 Kaz Kojima <kkojima@gcc.gnu.org>
2932 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
2933 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
2934 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2936 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
2938 * config/i386/predicates.md (x86_64_zext_general_operand): New.
2939 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
2940 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
2942 2012-03-07 Walter Lee <walt@tilera.com>
2944 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
2945 REG_CFA_* notes for the stack pointer.
2946 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
2947 EH_RETURN_STACKADJ_RTX.
2948 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
2949 generate REG_CFA_* notes for the stack pointer.
2950 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
2951 by EH_RETURN_STACKADJ_RTX.
2953 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2955 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
2956 when __AVR_3_BYTE_PC__ is defined.
2958 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
2960 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
2961 (ix86_print_operand): Handle '^'.
2962 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
2963 using P mode iterator. Add %^ to asm template to conditionally emit
2965 (*rep_movdi_rex64): Ditto.
2966 (*strsetdi_rex_1): Ditto.
2967 (*rep_stosdi_rex64): Ditto.
2968 (*strmov{si,hi,qi}_1): Add %^ to asm template to
2969 conditionally emit addr32 prefix.
2970 (*rep_mov{si,qi}): Ditto.
2971 (*strset{si,hi,qi}): Ditto.
2972 (*rep_stos{si,qi}): Ditto.
2973 (*cmpstrnqi_nz_1): Ditto.
2974 (*cmpstrnqi_1): Ditto.
2975 (*strlenqi_1): Ditto.
2977 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
2979 * config/i386/i386.c (function_value_64): Return pointers in
2980 word_mode instead of Pmode.
2981 (ix86_promote_function_mode): Likewise.
2983 2012-03-07 Richard Guenther <rguenther@suse.de>
2985 * coverage.c (get_gcov_type): Use type_for_mode.
2986 (get_gcov_unsigned_t): Likewise.
2987 * expr.c (store_constructor): Use type_for_mode.
2988 (try_casesi): Likewise.
2989 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
2990 (add_standard_iv_candidates): Use standard type trees.
2991 * dojump.c (do_jump): Remove dead code.
2993 2012-03-07 Richard Guenther <rguenther@suse.de>
2995 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
2997 2012-03-07 Richard Guenther <rguenther@suse.de>
2999 * convert.c (strip_float_extensions): Move ...
3000 * tree.c (strip_float_extensions): ... here.
3002 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
3005 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
3007 2012-03-07 Richard Guenther <rguenther@suse.de>
3009 * omp-low.c (extract_omp_for_data): Use signed_type_for.
3010 (expand_omp_for_generic): Likewise.
3011 (expand_omp_for_static_nochunk): Likewise.
3012 (expand_omp_for_static_chunk): Likewise.
3013 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
3014 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
3015 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
3016 Use unsigned_type_for.
3017 (vect_create_cond_for_align_checks): Use signed_type_for.
3019 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
3021 PR rtl-optimization/52203
3022 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
3023 all callers to pass NULL except ...
3024 (reset_sched_cycles_in_current_ebb): ... here, save the value
3025 in new variable 'empty'. Increase issue_rate only for
3028 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
3031 * Makefile.in: Let install-gcc-ar depend on installdirs,
3032 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
3033 Don't double canonicalize if cross-compiling.
3035 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
3038 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
3039 to: RAMPZ, RAMPY, RAMPX, RAMPD.
3040 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
3042 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
3045 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
3047 * config/avr/avr.md (xload_8): Adjust insn length.
3049 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
3052 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
3053 if RAMPZ affects reading from RAM.
3055 2012-03-07 Richard Guenther <rguenther@suse.de>
3059 * doc/invoke.texi (Precompiled Headers): Remove sentence that
3060 suggests you can include PCHs from inside another header.
3062 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
3065 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
3067 2012-03-07 Kai Tietz <ktietz@redhat.com>
3069 * doc/invoke.texi (fwritable-relocated-rdata): Document
3070 new Cygwin/MinGW target option.
3071 * config/i386/winnt.c (i386_pe_unique_section): Ignore
3072 reloc if flag -fwritable-relocated-rdata is not set.
3073 (i386_pe_section_type_flags): Likewise.
3074 * config/i386/cygming.opt (fwritable-relocated-rdata):
3075 Add new flag variable flag_writable_rel_rdata.
3077 2012-03-07 Richard Guenther <rguenther@suse.de>
3079 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
3080 precision against gimple constraints.
3082 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
3085 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
3087 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
3088 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
3090 (init_emit_regs): Move associated initialization to...
3091 (init_emit_once): ...here.
3093 2012-03-06 Richard Henderson <rth@redhat.com>
3095 * config/m68k/m68k.h (ISA_HAS_TAS): New.
3096 * config/m68k/sync.md (atomic_test_and_set): Use it.
3097 (atomic_test_and_set_1): Likewise.
3099 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3102 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3103 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3104 (vector_ltgt<mode>): Likewise.
3105 (vector_ordered<mode>): Likewise.
3106 (vector_unordered<mode>): Likewise.
3107 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3109 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3111 * trans-mem.c: New typedef for tm_region_p.
3112 Define vector types for tm_region_p.
3113 (tm_region_init): Replace region_worklist to a vector called
3116 2012-03-06 Richard Guenther <rguenther@suse.de>
3118 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
3119 MEM_REF with constant pointer operand.
3121 2012-03-06 Richard Guenther <rguenther@suse.de>
3124 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3126 2012-03-06 Tristan Gingold <gingold@adacore.com>
3128 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
3129 (external_model_kind): Improve documentation.
3130 (vms_pragma_extern_model): Handle relaxed_redef.
3131 (vms_c_register_pragma): Allow expansion for nomember_alignment.
3133 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
3135 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
3136 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
3137 Some more notes on EIND usage and reorder EIND subsection.
3139 2012-03-06 Tristan Gingold <gingold@adacore.com>
3141 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
3142 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
3144 2012-03-06 Tristan Gingold <gingold@adacore.com>
3146 * config/vms/t-vmsnative (version): Define.
3147 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
3149 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
3151 PR rtl-optimization/52250
3152 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
3153 to put note list into. Unconditionally call move_bb_info.
3154 (move_bb_info): Do not assert the blocks being in the same region,
3155 just drop the note list if they are not.
3157 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
3160 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
3161 and use unified expansion logic.
3162 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
3163 closer to the existing movt insn.
3164 (negc): Rename insn to *negc. Add new expander.
3165 (movnegt): Use xor pattern for T bit negation. Reserve helper
3166 constant for negc pattern.
3167 (*movnegt): New insn and splitter.
3169 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
3171 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
3174 2012-03-05 Richard Henderson <rth@redhat.com>
3176 * genemit.c (main): Include "target.h" in insn-emit.c.
3177 * Makefile.in (insn-emit.o): Depend on TARGET_H.
3178 * config/sh/sync.md (atomic_test_and_set): Reference
3179 targetm.atomic_test_and_set_trueval instead of
3180 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
3182 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
3184 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3187 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
3189 * langhooks.c (add_builtin_type): New function.
3190 * langhooks.h (add_builtin_type): Export it.
3191 * config/mep/mep.c (mep_init_builtins): Use it.
3192 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
3194 2012-03-05 Jakub Jelinek <jakub@redhat.com>
3197 * tree.h (BLOCK_SAME_RANGE): Define.
3198 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
3199 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
3200 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
3201 isn't equal to supercontext fragment's fragment chain.
3202 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
3204 (blocks_nreverse_all): Likewise.
3205 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
3206 BLOCK_SUPERCONTEXT to supercontext fragment instead of
3207 supercontext fragment's fragment origin.
3208 * dwarf2out.c (add_high_low_attributes): If stmt has the same
3209 range as its parent (or parents thereof etc.), use the parent's
3210 DW_AT_ranges value instead of creating a new .debug_ranges range.
3212 2012-03-05 Richard Henderson <rth@redhat.com>
3215 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
3216 * omp-low.c (expand_omp_atomic): Assume anything aligned to
3217 BIGGEST_ALIGNMENT is aligned.
3219 2012-03-05 Richard Henderson <rth@redhat.com>
3221 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
3222 * config/sh/sh.c: ... here.
3224 2012-03-05 Richard Henderson <rth@redhat.com>
3227 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
3228 instead of calling negqi2 directly.
3230 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
3233 * trans-mem.c (tm_region_init): Use last_basic_block.
3235 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
3237 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
3238 * config/sh/sync.md (atomic_test_and_set): New expander.
3239 (tasb, atomic_test_and_set_soft): New insns.
3240 * config/sh/sh.opt (menable-tas): New option.
3241 * doc/invoke.texi (SH Options): Document it.
3243 2012-03-05 Richard Guenther <rguenther@suse.de>
3245 * cfgloop.c (verify_loop_structure): Verify dominators before
3247 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
3248 dominators from here.
3249 * graphite-scop-detection.c (create_sese_edges): Likewise.
3250 * loop-doloop.c (doloop_optimize_loops): Likewise.
3251 * loop-init.c (loop_optimizer_init): Likewise.
3252 * loop-unroll.c (unroll_and_peel_loops): Likewise.
3253 * loop-unswitch.c (unswitch_loops): Likewise.
3254 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
3255 * tree-parloops.c (parallelize_loops): Likewise. Verify
3256 only when checking is enabled.
3257 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
3259 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
3261 * genautomata.c (parse_automata_opt): New static function.
3262 (initiate_automaton_gen): Remove all option handling code. Remove
3263 argc argument. All callers changed.
3264 (main): Call init_rtx_reader_args_cb with the new function as argument.
3266 2012-03-05 Richard Guenther <rguenther@suse.de>
3268 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
3269 * tree-if-conv.c (combine_blocks): Free post-dominator info
3271 * tree-parloops.c (create_parallel_loop): Free and re-compute
3272 dominator info after breaking it.
3274 2012-03-05 Richard Guenther <rguenther@suse.de>
3277 * optabs.h (trapv_unoptab_p): New function.
3278 (trapv_binoptab_p): Likewise.
3279 * optabs.c (expand_binop): Use emit_libcall_block_1 with
3280 a proper equiv_may_trap argument.
3281 (expand_unop): Likewise.
3282 (emit_libcall_block_1): Take extra argument whether the
3283 instruction may trap. Renamed from ...
3284 (emit_libcall_block): ... this. New wrapper.
3286 2012-03-05 Jakub Jelinek <jakub@redhat.com>
3288 PR tree-optimization/51721
3289 * tree-vrp.c (register_edge_assert_for_2): If comparing
3290 lhs of right shift by constant with an integer constant,
3291 add ASSERT_EXPRs for the rhs1 of the right shift.
3293 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
3295 2012-03-05 Richard Guenther <rguenther@suse.de>
3297 * tree.c (integer_zerop): Handle VECTOR_CSTs.
3298 (integer_onep): Likewise.
3299 (integer_all_onesp): Likewise.
3301 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
3303 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
3305 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
3307 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
3308 instead of TARGET_64BIT.
3310 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
3312 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
3315 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
3317 * config/i386/i386.c (ix86_print_operand_address): Only handle
3318 zero-extended DImode addresses.
3320 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
3322 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
3323 taken and cputaken as bool.
3325 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
3327 * config/i386/constraints.md (Ya): New internal constraint.
3328 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
3329 (*zero_extendsidi2_rex64): Add x,x alternative.
3330 (*zero_extendsidi2): Ditto. Add o,0 alternative.
3331 Remove flags reg clobber. Adjust corresponding splits.
3332 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
3333 zero_extendqisi2 expanders using SWI12 mode iterator.
3334 (zero_extend<mode>si2_and): Macroize insn from
3335 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
3337 (*zero_extend<mode>si2): Macroize insn from
3338 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
3339 (*zero_extend*2_movzbl_and): Remove insn patterns.
3340 (zero_extendqihi2_and): Merge corresponding splitter.
3341 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
3342 (*zero_extend*2_movzbl_and): Remove insn patterns.
3343 (*anddi_1): Split TYPE_IMOVX instructions.
3344 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
3346 (and->zext splitter): Add splitter pattern.
3347 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
3349 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
3351 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
3353 (Debugging Options): Likewise.
3354 (Optimize Options): Likewise.
3355 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
3356 with other architectures. Use official processor names with correct
3357 spelling/capitalization. Fix formatting and grammar issues.
3358 (i386 and x86-64 Windows Options): Similar cleanup here.
3360 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3362 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3364 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3366 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3367 DBX_REGISTER_NUMBER.
3369 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3371 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3372 operand is CONST_INT. Take COSTS_N_INSNS into account.
3373 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
3376 2012-03-02 Richard Henderson <rth@redhat.com>
3378 * optabs.c (expand_atomic_test_and_set): Honor
3379 atomic_test_and_set_trueval even when atomic_test_and_set
3380 optab is not in use.
3382 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3386 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3387 GENERAL_REGS and FP_REGS for SImode.
3389 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3392 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
3393 (absdi2): New expander.
3394 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
3396 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3398 * config/sh/sync.md (atomic_exchange<mode>): New expander.
3399 (atomic_exchange<mode>_soft): New insn.
3401 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3403 * config/sh/sync.md: Update copyright notice dates.
3404 (atomic_compare_and_swap<mode>): Use SImode for return value instead
3406 (atomic_compare_and_swap<mode>_soft): Likewise.
3408 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3411 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
3412 * config/sh/sh.c: Update copyright notice dates.
3413 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
3414 alignment for TARGET_HARD_SH4.
3415 (sh_option_override): Reduce default function alignment. Set
3416 loop alignment to 4 bytes when not optimizing for size.
3418 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
3421 * doc/invoke.texi (floop-flatten): Remove.
3422 * toplev.c (process_options): Remove references to flag_loop_flatten.
3423 * tree-ssa-loop.c (gate_graphite_transform): Same.
3424 * common.opt (floop-flatten): Obsolete.
3425 * graphite-poly.c (apply_poly_transforms): Remove reference to
3427 * Makefile.in (graphite-flattening.o): Remove.
3428 * graphite-flattening.c: Remove.
3430 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
3432 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
3433 having mode compatible with the mode of previous compare. Substitute
3434 compare mode of previous compare with the mode, compatible
3435 with eliminated and previous compare.
3437 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3439 * config/rs6000/dfp.md (floatdidd2): New define_insn.
3441 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
3443 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
3444 compatible with CCGOCmode and CCGCmode.
3446 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3448 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
3450 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
3452 * config/arm/arm.c (arm_sat_operator_match): New function.
3453 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
3454 * config/arm/arm.md ("insn" attribute): Add "sat" value.
3455 ("SAT", "SATrev"): New code iterators.
3456 ("SATlo", "SAThi"): New code iterator attributes.
3457 ("*satsi_<SAT:code>"): New pattern.
3458 ("*satsi_<SAT:code>_shift"): Likewise.
3459 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
3460 and "shift" attributes.
3461 ("arm_usatsihi"): Add "insn" attribute.
3462 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
3463 by powers of two. Do not allow shift by 32.
3465 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
3468 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
3469 to pass the argument in the register of "natural" mode.
3471 2012-03-02 Richard Guenther <rguenther@suse.de>
3473 PR tree-optimization/52406
3474 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3475 (struct indices): Add unconstrained_base member.
3476 (struct dr_alias): Remove unused vops member.
3477 (DR_UNCONSTRAINED_BASE): New define.
3478 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3479 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3480 be an artificial access that covers the whole indexed object,
3481 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3482 plain decl base-objects to their MEM_REF variant.
3483 (dr_may_alias_p): When the base-object of either data reference
3484 has unknown size use only points-to information.
3485 (compute_affine_dependence): Make dumps easier to read and
3487 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3488 DR_REF when looking for packed references.
3489 (vect_supportable_dr_alignment): Likewise.
3491 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
3493 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
3494 Improve conditions for peepholes of loads followed by commutative
3496 * config/arm/ldmstm.md: Regenerated.
3498 2012-03-02 Richard Guenther <rguenther@suse.de>
3500 * BASE-VER: Set to 4.8.0.
3502 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
3504 * config.gcc (obsolete): Add all ARM targets using the FPA.
3505 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
3506 * doc/install.texi: Avoid references to obsolete ARM ports.
3508 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
3510 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
3512 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
3513 Joern Rennecke <joern.rennecke@embecosm.com>
3515 * doc/extend.texi: Expand and update information on interrupt
3516 attribute for Epiphany.
3518 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3520 * config/sh/sh-protos.h: Update copyright notice dates.
3521 * config/sh/sh.h: Likewise.
3522 * config/sh/sh.md: Likewise.
3523 * config/sh/constraints.md: Likewise.
3524 * config/sh/predicates.md: Likewise.
3526 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3528 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
3529 * config/sh/sh.c (tertiary_reload_operand): Likewise.
3531 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3533 * config/sh/constraints.md: Fix comment typo.
3535 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3538 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
3539 unsigned HOST_WIDE_INT.
3540 (zvdep_imm64): Likewise.
3541 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
3542 (vdepi_and): Likewise.
3543 Likewise for unamed 64-bit patterns.
3544 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
3546 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
3549 PR rtl-optimization/52417
3550 * cselib.c (cselib_any_perm_equivs): New variable.
3551 (cselib_reset_table): Check that it's not set when not
3552 preserving constants.
3553 (cselib_add_permanent_equiv): Set it.
3554 (cselib_have_permanent_equivalences): New.
3555 (cselib_init, cselib_finish): Reset it.
3556 * cselib.h (cselib_have_permanent_equivalences): Declare.
3557 * alias.c (get_addr): Restore earlier behavior when there
3558 aren't permanent equivalences.
3560 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
3562 * config/mn10300/mn10300-modes.def: Fix copyright notice.
3563 * config/v850/v850-modes.def: Fix copyright notice.
3565 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3567 * doc/extend.texi (AVR Built-in Functions): Document
3568 __builtin_avr_flash_segment.
3570 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
3571 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
3572 (*split.flash_segment): New insn-and-split.
3573 * config/avr/avr.c (avr_init_builtins): Add local variables:
3574 const_memx_void_node, const_memx_ptr_type_node,
3575 char_ftype_const_memx_ptr.
3577 2012-03-01 Jakub Jelinek <jakub@redhat.com>
3579 PR tree-optimization/52445
3580 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
3581 add ssa_name_ver, offset and size fields and change store field
3583 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
3584 (add_or_mark_expr): Likewise. Only consider previous stores
3585 with the same size and offset.
3586 (nt_init_block): Only look at gimple_assign_single_p stmts,
3587 doesn't look at rhs2.
3589 2012-03-01 Richard Guenther <rguenther@suse.de>
3592 * tree-cfg.c (verify_gimple_assign_unary): Allow any
3593 conversions from integral types to pointer types.
3595 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3597 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
3598 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
3599 unintentionally removed in r184616.
3601 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3603 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
3606 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3607 Uros Bizjak <ubizjak@gmail.com>
3610 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
3611 alternatives, add "e" constraint to the new last alternative
3612 and ! to last 3 alternatives.
3614 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
3616 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
3617 DW_AT_artificial attributes at the end of the processing.
3618 (gen_array_type_die): Likewise.
3619 (gen_enumeration_type_die): Likewise.
3620 (gen_struct_or_union_type_die): Likewise.
3621 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
3624 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3627 * expr.c (expand_assignment): If doing misaligned store that doesn't
3628 cover all mode bits, perform a RMW cycle.
3630 PR tree-optimization/52429
3631 * tree-parloops.c (separate_decls_in_region_debug): Return early
3632 if var is LABEL_DECL.
3634 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3636 PR tree-optimization/52424
3637 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
3638 calling dom_thread_across_edge.
3640 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3642 * config/avr/avr.c: Move definition of TARGET macros to end of file.
3644 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3646 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
3647 * config/avr/avr.c (avr_output_bld): Remove unused function.
3648 (avr_out_sbxx_branch): Use "%T" to print bit position.
3650 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3652 * config/avr/avr.md: Untabify.
3654 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3656 * config/avr/avr.md (eqne): New code iterator.
3657 (*dec-and-branchsi): Use it in text peephole's condition.
3658 (*dec-and-branchhi): Ditto.
3659 (*dec-and-branchqi): Ditto.
3661 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3664 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
3665 the device does not have the skip-bug.
3667 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
3669 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
3670 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
3671 -mpretend-cmove): New.
3673 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3676 * df.h (struct df_d): Adjust comment that hard_regs_live_count
3677 doesn't count DEBUG_INSN refs.
3678 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
3679 for DEBUG_INSN refs.
3681 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3685 2012-02-20 Richard Guenther <rguenther@suse.de>
3686 PR tree-optimization/52298
3687 * tree-vect-stmts.c (vectorizable_load): Properly use
3688 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3691 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
3694 * gimple.h (gimple_in_transaction): New.
3695 (gimple_set_in_transaction): New.
3696 (struct gimple_statement_base): Add in_transaction field.
3697 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
3699 (tree_ssa_lim_initialize): Compute transaction bits.
3700 * tree.h (compute_transaction_bits): Protoize.
3701 * trans-mem.c (tm_region_init): Use the heap to store BB
3703 (compute_transaction_bits): New.
3705 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3707 * gcc.c (display_help): Document --help=common and sort entries
3710 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3712 * doc/install.texi: Document check-$LANG specific shortcuts
3714 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3717 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
3719 * config/arm/arm_neon.h: Regenerate.
3720 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
3721 (neon_vcgeu): New insn.
3722 (neon_vcgtu): Likewise.
3723 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
3724 (ops): Unsigned comparison intrinsics call a different builtin.
3726 2012-02-28 Richard Guenther <rguenther@suse.de>
3729 * config/i386/i386.c (ix86_expand_vector_set): Fix element
3730 ordering for the VEC_CONCAT for two element vectors for
3731 V2SFmode, V2SImode and V2DImode.
3733 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3736 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
3737 detecting big-endian triplets.
3739 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3741 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
3742 mode if there is no type information available.
3744 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
3746 PR tree-optimization/53207
3747 * doc/invoke.texi: Document as experimental and relying on graphite.
3749 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3751 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
3752 of initializer to changes from r184614.
3754 2012-02-28 Richard Guenther <rguenther@suse.de>
3756 PR tree-optimization/52395
3757 * tree-sra.c (build_ref_for_offset): Also look at the base
3758 TYPE_ALIGN when figuring out the alignment of the replacement.
3760 2012-02-28 Richard Guenther <rguenther@suse.de>
3762 PR tree-optimization/52402
3763 * ipa-prop.c (ipa_modify_call_arguments): Properly use
3764 mis-aligned types when creating the accesses at the call site.
3766 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3768 * config/avr/builtins.def: New file.
3769 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
3770 * config/avr/avr.c (enum avr_builtin_id): Use it.
3771 (avr_init_builtins): Use it. And use avr_bdesc.
3772 (bdesc_1arg): Remove.
3773 (bdesc_2arg): Remove.
3774 (bdesc_3arg): Remove.
3775 (struct avr_builtin_description): Add field n_args.
3776 (avr_bdesc): New static variable using builtins.def.
3777 (avr_expand_builtin): Use it.
3778 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
3779 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
3780 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
3782 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3785 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
3786 match only one single hard register with respective hard reg rtx.
3787 (movmemx_<mode>): Ditto.
3788 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
3789 insn anatomy of movmem[x]_<mode>.
3790 (avr_out_movmem): Same for printing assembler and operand usage.
3792 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3796 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
3797 address spaces located outside of device flash.
3799 * config/avr/avr.h (base_arch_s): Remove field n_segments.
3800 (mcu_type_s): Add field n_flash.
3801 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
3802 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
3803 (AVR_MCU): Add N_FLASH argument.
3804 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
3805 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
3806 macro __FLASH<n> if that address space makes sense for the device.
3807 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
3808 outside of target flash.
3809 (avr_asm_named_section): Ditto.
3810 (avr_asm_select_section): Ditto.
3811 (avr_addr_space_convert): Ditto.
3812 (avr_emit_movmemhi): Ditto.
3813 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
3814 address space is outside of device flash.
3815 (avr_insert_attributes): Ditto.
3816 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
3817 avr_current_arch->n_segments.
3819 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
3822 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
3823 (*movabs<mode>_2): Likewise.
3825 2012-02-27 Jakub Jelinek <jakub@redhat.com>
3828 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
3829 s_register_operand in the test instead of REG_P. Don't call
3830 gen_reg_rtx if it won't be used.
3832 PR tree-optimization/52376
3833 * ipa-split.c (split_function): Ignore CLOBBER stmts.
3835 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
3837 * ifcvt.c (noce_get_condition): Check condition variable is not
3838 small_register_classes_for_mode_p before accepting.
3840 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
3842 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
3844 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3847 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3848 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3850 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3852 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
3854 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
3856 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
3858 * config/sh/predicates.md: Remove blank lines.
3859 * config/sh/sh.c: Fix typos in comments.
3860 * config/sh/constraints.md: Likewise.
3861 * config/sh/sh.md: Remove blank lines.
3862 Fix typos in comments. Use ;; as comment characters.
3864 2012-02-26 Walter Lee <walt@tilera.com>
3866 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
3867 (replace_mov_pcrel_step2): Ditto.
3869 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
3872 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
3873 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
3874 and locs that reference values newer than the non-canonical value
3875 at hand. Return the canonical value as a worst case.
3876 (memrefs_conflict_p): Walk canonical value's locs.
3879 * cselib.c (preserve_only_constants): Rename to...
3880 (preserve_constants_and_equivs): ... this. Split out...
3881 (invariant_or_equiv_p): ... this. Preserve plus expressions
3882 of other preserved expressions too.
3883 (cselib_reset_table): Adjust.
3884 * var-tracking.c (reverse_op): Use canonical value to build
3887 2012-02-23 Kai Tietz <ktietz@redhat.com>
3889 * config/i386/i386.c (ix86_delegitimize_address): Handle
3890 UNSPEC_PCREL plus displacement.
3892 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
3895 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
3896 to test for unusedness in st X addressing.
3898 2012-02-24 Richard Guenther <rguenther@suse.de>
3901 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
3902 (is_gimple_reg_type): Move inline ...
3903 * gimple.h (is_gimple_reg_type): ... here.
3905 2012-02-24 Richard Guenther <rguenther@suse.de>
3908 * passes.c (execute_function_todo): When verifying SSA form
3909 verify gimple form first.
3910 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
3912 2012-02-24 Richard Guenther <rguenther@suse.de>
3915 * fold-const.c (fold_addr_of_array_ref_difference): New function.
3916 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
3918 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3920 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
3922 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3924 * tree-phinodes.c (make_phi_node): Mark static.
3925 * tree-flow.h (make_phi_node): Remove extern decl.
3926 * doc/gimple.texi (make_phi_node): Remove documentation.
3928 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3930 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
3931 * tree-ssa-sccvn.c (print_scc): Ditto.
3933 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3935 * doc/passes.texi (Full redundancy elimination): Fix typo.
3937 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3939 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
3941 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
3944 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
3946 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
3949 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
3951 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
3953 * config/avr/avr.md (code_stdname): Add ior, xor.
3954 (xior): New code iterator.
3955 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
3956 (*<code_stdname><mode>qi.byte1-3): Ditto.
3958 2012-02-23 Jakub Jelinek <jakub@redhat.com>
3960 PR tree-optimization/52019
3961 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
3964 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3966 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
3967 HAVE_INITFINI_ARRAY to work around namespace pollution in
3968 certain versions of newlib system headers.
3969 * config.in: Regenerate.
3970 * configure: Regenerate.
3971 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
3972 instead of HAVE_INITFINI_ARRAY.
3974 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
3977 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
3978 is not offsettable memory reference.
3980 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3983 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
3984 setting avr_need_clear_bss_p for __gnu_lto* symbols.
3986 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3988 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
3989 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
3991 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3993 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
3994 library on Solaris 8 even without TLS support.
3995 * configure: Regenerate.
3997 2012-02-22 Richard Guenther <rguenther@suse.de>
4000 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4001 for GIMPLE_DEBUG stmts.
4003 2012-02-22 Martin Jambor <mjambor@suse.cz>
4006 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4007 according to the base object.
4009 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4011 PR rtl-optimization/50063
4012 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4013 and 2 (8-bit SP) in operand 2.
4014 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4015 setup to use movhi_sp_r instead of vanilla move to write SP.
4016 Adjust REG_CFA notes to superseed unspec.
4017 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4019 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4020 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4021 irq_state 1 (IRQ known to be on) here.
4023 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4025 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4027 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4028 assign_hard_reg): Likewise.
4030 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4032 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4034 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4037 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4038 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4040 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4042 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4043 prototype from here to...
4044 * config/avr/avr.h: ...here.
4046 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4049 * thumb2.md (thumb2_shiftsi3_short): Split register and
4050 immediate shifts. For register shifts tie operands 0 and 1.
4051 (peephole2 for above): Check that register-controlled shifts
4052 have suitably tied operands.
4054 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4057 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4058 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4059 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4060 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4061 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4062 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4063 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4064 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4065 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4066 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4067 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4068 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4069 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4070 bdver1_ssevector_avx256_unaligned_load,
4071 bdver1_ssevector_sse128_unaligned_load,
4072 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4073 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4074 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4075 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4076 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4077 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4078 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4079 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4080 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4081 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4082 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4083 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4084 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4085 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4086 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4087 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4088 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4089 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4090 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4091 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4092 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4093 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4094 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4095 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4096 bdver1_ssediv_double_load, bdver1_ssediv_double,
4097 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4098 Add "bdver2" attribute.
4100 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4102 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4103 default if possible and not specified otherwise.
4105 2012-02-21 Richard Guenther <rguenther@suse.de>
4108 * gimplify.c (create_tmp_from_val): Use the main variant type
4109 for the type of the temporary we create.
4111 2012-02-21 Richard Guenther <rguenther@suse.de>
4113 PR tree-optimization/52324
4114 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4115 do not gimplify a MEM_REF address operand if it is already
4118 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4120 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4121 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4123 2012-02-21 Richard Guenther <rguenther@suse.de>
4125 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4126 nested_in_vect_loop.
4128 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4130 PR tree-optimization/52318
4131 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4132 vdef also to non-pure/const call stmts in the sequence.
4134 2012-02-21 Tristan Gingold <gingold@adacore.com>
4136 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
4138 2012-02-20 David S. Miller <davem@davemloft.net>
4140 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4141 don't use the "rd %pc" instruction on v9 for PIC register loads.
4143 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4146 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4147 in a transaction safe function.
4149 2012-02-20 Kai Tietz <ktietz@redhat.com>
4152 * stor-layout.c (place_field): Handle desired_align for
4155 2012-02-20 Richard Guenther <rguenther@suse.de>
4157 PR tree-optimization/52298
4158 * tree-vect-stmts.c (vectorizable_store): Properly use
4159 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4161 (vectorizable_load): Likewise.
4162 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4163 Access DR_STEP after ensuring it is not NULL.
4165 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4167 PR tree-optimization/52286
4168 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4169 optimization use double_int_to_tree instead of build_int_cst_wide,
4170 rewrite to use double_int vars.
4172 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4175 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4177 Remove -e 0 from $gcc_cv_ld invocation.
4178 Only use __GLIBC_PREREQ if defined.
4179 Enable on Solaris since Solaris 8 patch.
4180 (gcc_SUN_LD_VERSION): New macro.
4181 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4182 gcc_SUN_LD_VERSION for version number format.
4183 * configure: Regenerate.
4184 * varasm.c (get_elf_initfini_array_priority_section): Set
4185 SECTION_NOTYPE for non-default priority.
4186 Use get_section instead of get_unnamed_section to emit
4187 .init_array/.fini_array with default priority.
4189 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4191 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4192 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4193 (mips_start_unique_function, mips_output_mips16_rdhwr)
4194 (mips_code_end): New functions.
4195 (TARGET_ASM_CODE_END): Define.
4197 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4199 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4200 to stubs with non-sibling calls.
4202 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4204 * doc/invoke.texi (-fira-* options): Copy-edit.
4205 (ira-* parameters): Copy-edit.
4207 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4209 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4210 GCC coding conventions.
4212 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4214 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4215 when used as adjectives.
4217 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4219 * doc/invoke.texi: Clean up "that"/"which" confusion.
4221 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4223 * system.h: Poison SMALL_REGISTER_CLASSES
4224 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4225 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4227 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4229 PR tree-optimization/52285
4230 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4231 when deciding if a call is a tail call or tail recursion.
4233 2012-02-16 Kai Tietz <ktietz@redhat.com>
4235 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4236 interger-constant displacement for UNSPEC_PCREL.
4238 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4240 PR rtl-optimization/52208
4241 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4242 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4244 PR tree-optimization/52255
4245 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4246 loop->header has virtual PHI, but exit_e->dest doesn't, add
4247 virtual PHI to exit_e->dest and adjust all uses after the loop.
4250 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4251 children with clone_tree_hash, not after it.
4253 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4255 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4256 extended identifiers.
4258 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4261 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4262 a same_body_alias, also test whether e->callee isn't a former
4263 or current clone of the decl this is a same body alias of.
4265 PR translation/52264
4266 * cgraphunit.c (verify_cgraph_node): Fix a typo.
4268 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
4270 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
4272 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4275 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
4276 force_reg instead of copy_to_reg for better optimization. Force
4277 non-register or memory operands into a register.
4279 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
4281 * extend.texi: Reserve upper bits of memory model for future use.
4283 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
4284 Anatoly Sokolov <aesok@post.ru>
4285 Eric Weddington <eric.weddington@atmel.com>
4288 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
4289 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
4290 Rewrite initializers for .macro.
4291 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
4292 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
4293 atxmega32d4, atxmega32x1.
4294 avrxmega4: atxmega64a3, atxmega64d3.
4295 avrxmega5: atxmega64a1, atxmega64a1u.
4296 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
4297 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
4298 avrxmega7: atxmega128a1, atxmega128a1u.
4299 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
4300 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
4301 (struct base_arch_s): Rename reserved to xmega_p.
4302 Rename reserved2 to have_rampd.
4303 (AVR_XMEGA): New define.
4304 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
4305 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
4306 * config/avr/predicates.md (io_address_operand): Take into
4308 (low_io_address_operand): Ditto.
4309 (high_io_address_operand): Ditto.
4310 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
4311 (enabled, movhi_sp_r): Use them.
4312 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
4313 cpp_define_formatted to built-in define __AVR_ARCH__.
4314 (__AVR_XMEGA__): New built-in define.
4315 (__AVR_HAVE_RAMPD__): New built-in define.
4316 (__AVR_HAVE_RAMPX__): New built-in define.
4317 (__AVR_HAVE_RAMPY__): New built-in define.
4318 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
4320 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
4321 (avr_option_override): Initialize them.
4322 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
4323 (avr_init_expanders): Initialize them. No more block several calls.
4324 (emit_push_sfr): New static function.
4325 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
4327 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
4328 (avr_print_operand): Print addreeses as symbols for
4329 RAMPX, RAMPY, RAMPD, CCP.
4330 (output_movhi): Handle AVR_XMEGA when writing to SP.
4331 (avr_out_movhi_mr_r_xmega): New static function.
4332 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
4333 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
4334 __RAMPD__, __CCP__ as needed.
4336 * config/avr/multilib.h: Regenerate.
4337 * config/avr/t-multilib: Regenerate.
4338 * config/avr/avr-tables.opt: Regenerate.
4340 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
4342 PR tree-optimization/50561
4343 * graphite-flattening.c (lst_project_loop): Do not
4344 remove old scattering dimensions after flattening.
4345 (lst_do_flatten): Likewise.
4347 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
4349 * doc/extend.texi (AVR Built-in Functions): Remove doc for
4350 __builtin_avr_map8, __builtin_avr_map16.
4351 Document __builtin_avr_insert_bits.
4353 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
4354 (insert_bits): New insn.
4355 (adjust_len.map_bits): Rename to insert_bits.
4356 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
4357 * avr-protos.h (avr_out_map_bits): Remove.
4358 (avr_out_insert_bits, avr_has_nibble_0xf): New.
4359 * config/avr/constraints.md (Cxf,C0f): New.
4360 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
4361 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
4362 New built-in define __BUILTIN_AVR_INSERT_BITS.
4363 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
4364 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
4365 (avr_move_bits): Rewrite.
4366 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
4368 (avr_map_op_t): New typedef.
4369 (avr_map_op): New static variable.
4370 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
4371 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
4372 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
4373 (bdesc_3arg, avr_expand_triop_builtin): New.
4374 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
4375 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
4376 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
4377 (avr_map_equal_p, avr_map_sig_p): Remove.
4378 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
4379 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4380 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
4381 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4382 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
4383 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4385 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4387 * config/c6x/c6x.md (reserve_cycles): New attribute.
4388 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
4389 don't reserve functional units after the branch occurs.
4391 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
4394 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
4395 functions into non-tm_pure functions.
4397 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
4400 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
4401 (iterative_hash_canonical_type): Likewise.
4402 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
4405 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4407 * haifa-sched.c (prune_ready_list): Ensure that if there is a
4408 sched-group insn, it either remains alone or the entire list is pruned.
4410 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4412 * doc/install.texi (Prerequisites): Fix grammar.
4413 (Configuration): Likewise.
4415 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4417 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
4418 MPC as part of GCC before describing configuring with --with-gmp etc.
4419 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
4420 sources are present.
4422 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4425 * dwarf2out.c (clone_tree_hash): New function.
4426 (copy_decls_walk): Use it instead of clone_tree.
4428 2012-02-14 Richard Guenther <rguenther@suse.de>
4430 PR tree-optimization/52244
4431 PR tree-optimization/51528
4432 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
4433 replacements for integral types.
4435 2012-02-14 Walter Lee <walt@tilera.com>
4437 * config.gcc: Handle tilegx and tilepro.
4438 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
4440 Add HAVE_AS_TLS check for tilegx and tilepro.
4441 * configure: Regenerate.
4442 * doc/contrib.texi: Add Mat Hostetter and self.
4443 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
4444 Document instruction intrinsics and network accessing intrinsics.
4445 (TILEPro Built-in Functions): New node. Document instruction
4446 intrinsics and network accessing intrinsics.
4447 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
4448 (Specific, tilepro-*-linux*): Likewise.
4449 * doc/invoke.texi (TILE-Gx Options): New section.
4450 (TILEPro Options): New section.
4451 * doc/md.texi (TILE-Gx): New section.
4452 (TILEPro): New section.
4453 * common/config/tilegx/tilegx-common.c: New file.
4454 * common/config/tilepro/tilepro-common.c: New file.
4455 * config/tilegx/constraints.md: New file.
4456 * config/tilegx/linux.h: New file.
4457 * config/tilegx/mul-tables.c: New file.
4458 * config/tilegx/predicates.md: New file.
4459 * config/tilegx/sync.md: New file.
4460 * config/tilegx/t-tilegx: New file.
4461 * config/tilegx/tilegx-builtins.h: New file.
4462 * config/tilegx/tilegx-c.c: New file.
4463 * config/tilegx/tilegx-generic.md: New file.
4464 * config/tilegx/tilegx-modes.def: New file.
4465 * config/tilegx/tilegx-multiply.h: New file.
4466 * config/tilegx/tilegx-protos.h: New file.
4467 * config/tilegx/tilegx.c: New file.
4468 * config/tilegx/tilegx.h: New file.
4469 * config/tilegx/tilegx.md: New file.
4470 * config/tilegx/tilegx.opt: New file.
4471 * config/tilepro/constraints.md: New file.
4472 * config/tilepro/gen-mul-tables.cc: New file.
4473 * config/tilepro/linux.h: New file.
4474 * config/tilepro/mul-tables.c: New file.
4475 * config/tilepro/predicates.md: New file.
4476 * config/tilepro/t-tilepro: New file.
4477 * config/tilepro/tilepro-builtins.h: New file.
4478 * config/tilepro/tilepro-c.c: New file.
4479 * config/tilepro/tilepro-generic.md: New file.
4480 * config/tilepro/tilepro-modes.def: New file.
4481 * config/tilepro/tilepro-multiply.h: New file.
4482 * config/tilepro/tilepro-protos.h: New file.
4483 * config/tilepro/tilepro.c: New file.
4484 * config/tilepro/tilepro.h: New file.
4485 * config/tilepro/tilepro.md: New file.
4486 * config/tilepro/tilepro.opt: New file.
4488 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4490 PR tree-optimization/52210
4491 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
4492 vect_model_simple_cost with two entry vect_def_type array instead
4493 of an address of dt.
4495 2012-02-14 Richard Guenther <rguenther@suse.de>
4498 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4499 Do not stream DECL_QUALIFIER.
4500 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4501 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
4502 (find_decls_types_r): Do not walk DECL_QUALIFIER.
4504 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4507 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
4510 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4513 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
4514 * cselib.c (cselib_subst_to_values_from_insn): New function.
4515 * sched-deps.c (add_insn_mem_dependence,
4516 sched_analyze_1, sched_analyze_2): Use it.
4518 2012-02-13 Jan Hubicka <jh@suse.cz>
4521 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
4523 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
4525 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
4526 (GTM_SELF_SPECS): Define if not already defined.
4527 (driver_self_specs): Add GTM_SELF_SPECS.
4528 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
4529 (GTM_SELF_SPECS): Define.
4530 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
4531 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
4533 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4535 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
4538 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
4541 * omp-low.c (expand_omp_for): If a static schedule without chunk size
4542 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
4544 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
4547 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
4549 2012-02-13 Richard Guenther <rguenther@suse.de>
4551 PR translation/52211
4552 * passes.c (enable_disable_pass): Fix typo.
4554 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4557 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
4558 XOR for reduce_bit_field if type is unsigned.
4560 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
4562 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
4563 disallow changes from SFmode to mode with different size in FP regs.
4565 2012-02-12 Robert Millan <rmh@gnu.org>
4566 Gerald Pfeifer <gerald@pfeifer.com>
4568 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
4571 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
4573 PR rtl-optimization/52175
4574 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
4575 to frame-related instructions.
4577 2012-02-10 Jason Merrill <jason@redhat.com>
4580 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
4581 (demangle_new_symbols): Fill it.
4582 (scan_linker_output): Walk it.
4583 (start_tweaking): Split out from scan_linker_output.
4584 (maybe_tweak): Update sym->chosen.
4585 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
4587 2012-02-11 Jakub Jelinek <jakub@redhat.com>
4590 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
4592 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
4594 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
4595 having the same mode as previous compare.
4597 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
4599 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
4600 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
4601 (nonlocal_goto_internal): Likewise.
4602 (nonlocal_goto): Emit a use and an indirect jump directly.
4604 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
4607 * doc/extend.texi : Update comments for __atomic_compare_exchange and
4608 __atomic_{is,always}_lock_free.
4610 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
4613 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
4614 negative constant address for TARGET_X32.
4616 2012-02-10 Richard Henderson <rth@redhat.com>
4618 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
4619 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
4620 for GIMPLE_TRANSACTION. Tidy if's into a switch.
4622 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4623 Ira Rosen <irar@il.ibm.com>
4625 PR tree-optimization/50031
4626 * targhooks.c (default_builtin_vectorization_cost): Handle
4628 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
4629 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
4630 all types of reduction and pattern statements.
4631 (vect_estimate_min_profitable_iters): Likewise.
4632 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
4633 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
4634 for explicit realigns.
4635 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
4636 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
4638 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
4639 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
4640 vec_perm for VSX and handle vec_promote_demote.
4642 2012-02-10 Jakub Jelinek <jakub@redhat.com>
4645 * builtins.c (fold_builtin_atomic_always_lock_free,
4646 expand_builtin_atomic_always_lock_free,
4647 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
4648 Return and/or test boolean_true_node/boolean_false_node instead of
4649 integer_one_node/integer_zero_node.
4651 2012-02-10 Jan Hubicka <jh@suse.cz>
4654 * predict.c (predict_paths_for_bb): Prevent looping.
4655 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
4657 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
4659 * config/arm/arm.c (output_move_double): In one case properly
4660 count number of instructions that will be emitted.
4662 2012-02-10 Richard Guenther <rguenther@suse.de>
4664 PR translation/52193
4665 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
4667 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
4670 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
4672 2012-02-09 Jakub Jelinek <jakub@redhat.com>
4675 * var-tracking.c (emit_note_insn_var_location): If
4676 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
4677 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
4678 non-NOTE_DURING_CALL_P insn.
4680 2012-02-09 Bin Cheng <bin.cheng@arm.com>
4683 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
4685 2012-02-08 Magnus Granberg <zorry@gentoo.org>
4688 * gcc.c (switch_matches) Support switches with separated form,
4691 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
4693 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
4695 (RAMPZ_ADDR): Ditto.
4696 * config/avr/avr.c (avr_addr_t): New typedef.
4697 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
4698 (avr_init_expanders): Initialize it.
4699 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
4701 (expand_epilogue): Ditto.
4702 (avr_print_operand): Ditto.
4703 (avr_file_start): Ditto.
4704 (avr_emit_movmemhi): Ditto.
4706 2012-02-08 Richard Guenther <rguenther@suse.de>
4708 PR tree-optimization/46886
4709 * tree-flow.h (do_while_loop_p): Declare.
4710 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
4711 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
4713 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
4715 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
4716 always succeed for integers larger than a native word.
4718 2012-02-08 Richard Guenther <rguenther@suse.de>
4720 PR rtl-optimization/52170
4721 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
4722 properly handle integer vector modes.
4724 2012-02-08 Jakub Jelinek <jakub@redhat.com>
4726 PR gcov-profile/52150
4727 * coverage.c: Include target.h.
4728 (build_var): Call targetm.strip_name_encoding on the assembler name.
4729 Change one _ into . or $ if the target allows it.
4730 * Makefile.in (coverage.o): Depend on $(TARGET_H).
4732 PR rtl-optimization/52139
4733 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
4734 is a BARRIER after emit_insn_after_noloc, move BB_END
4735 to the last non-BARRIER insn before it.
4737 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
4740 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
4741 (mips_gimplify_va_arg_expr): Call it instead of
4742 std_gimplify_va_arg_expr.
4744 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4746 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
4747 message for -mno-pointers-to-nested-function.
4749 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
4752 * expr.c (get_inner_reference): If there is an offset, add a negative
4753 bit position to it (if any).
4755 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4757 PR rtl-optimization/52060
4758 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
4759 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
4760 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
4761 and/or i0src_copy2 when needed.
4763 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4765 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
4766 or LTOPLUGINSONAME if have_c.
4768 * config/freebsd-spec.h: Add comment about what macros can be defined
4770 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
4771 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
4774 2012-02-07 Richard Guenther <rguenther@suse.de>
4776 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
4777 newline in -alias dumps.
4779 2012-02-07 Kai Tietz <ktietz@redhat.com>
4780 Dave Korn <dave.korn.cygwin@gmail.com>
4783 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4784 Take care that typinfo gets dllexport-attribute.
4786 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4789 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
4790 if modifier < EXPAND_SUM call force_operand on the result.
4792 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
4794 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
4795 adding __forwarder_dst__ prefix if a forwarder_section attribute is
4797 (epiphany_function_type): Replace types for specific interrupts with
4798 EPIPHANY_FUNCTION_INTERRUPT.
4799 (EPIPHANY_INTERRUPT_P): Update.
4800 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
4801 New static function.
4802 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
4803 <disinterrupt>: Affects type identity.
4804 (epiphany_handle_interrupt_attribute): Handle variable number of
4806 (epiphany_compute_function_type): Update for new
4807 epiphany_function_type definition.
4808 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
4809 handlers with a longcall forwarder.
4810 (epiphany_start_function): Handle multiple interrupt arguments and/or
4811 forwarder_section attribute.
4813 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
4816 2012-02-07 Alan Modra <amodra@gmail.com>
4819 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
4822 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4824 PR tree-optimization/50969
4825 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
4826 use vec_perm rather than vector_stmt.
4827 (vect_model_load_cost): Likewise.
4828 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
4829 vec_perm to be the same as other vector statements.
4830 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
4831 cost of vec_perm for TARGET_VSX.
4833 2012-02-06 Richard Guenther <rguenther@suse.de>
4835 PR tree-optimization/52115
4836 * tree-sra.c (access_has_replacements_p): New function.
4837 (sra_modify_assign): Use it to decide whether a use is uninitialized.
4839 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
4842 * trans-mem.c (expand_call_tm): Add an assertion.
4843 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
4846 2012-02-06 Richard Guenther <rguenther@suse.de>
4848 PR tree-optimization/50955
4849 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
4850 raise cost of expressions that replace an address with an
4851 expression based on a different pointer.
4853 2012-02-06 Jakub Jelinek <jakub@redhat.com>
4856 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
4857 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
4859 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
4862 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
4863 -Weffc++ and specify guidelines come from second edition.
4865 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4867 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
4868 (sibcall_value_multiple_internal, call_split, call_internal_direct)
4869 (call_direct_split, call_value_split, call_value_internal_direct)
4870 (call_value_direct_split, call_value_multiple_split): Use jal and
4871 jal_macro attributes.
4873 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4875 * reload1.c (reload_regs_reach_end_p): Replace with...
4876 (reload_reg_rtx_reaches_end_p): ...this function.
4877 (new_spill_reg_store): Update commentary.
4878 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
4879 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
4880 before setting new_spill_reg_store.
4881 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
4882 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
4883 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
4884 for non-spill reload registers.
4886 2012-02-05 Ira Rosen <irar@il.ibm.com>
4888 PR tree-optimization/52091
4889 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
4890 (vect_is_simple_use_1): Likewise.
4891 * tree-vect-loop.c (vectorizable_reduction): Update calls
4892 to vect_is_simple_use_1 and vect_is_simple_use.
4893 (vectorizable_live_operation): Likewise.
4894 * tree-vect-patterns.c (widened_name_p,
4895 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
4896 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
4897 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4898 vectorizable_shift,vectorizable_operation, vectorizable_store,
4899 vectorizable_load): Likewise.
4900 (vect_is_simple_cond): Add an argument, pass it to
4901 vect_is_simple_use_1.
4902 (vectorizable_condition): Update calls to vect_is_simple_cond,
4904 (vect_is_simple_use): Add an argument, the statement in which
4905 OPERAND is used. Check that if OPERAND's def stmt is a double
4906 reduction phi node, the use is a phi node too.
4907 (vect_is_simple_use_1): Add an argument, pass it to
4909 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
4910 to vect_is_simple_use.
4912 2012-02-04 Jakub Jelinek <jakub@redhat.com>
4914 PR rtl-optimization/52095
4915 * modulo-sched.c (dump_insn_locator): New function.
4916 (loop_canon_p, sms_schedule): Use it.
4918 PR rtl-optimization/52113
4919 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
4920 even for decomposable shift/zext insns.
4922 2012-02-03 Jakub Jelinek <jakub@redhat.com>
4923 Zdenek Dvorak <ook@ucw.cz>
4925 PR rtl-optimization/52092
4926 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
4927 on get_iv_value result.
4929 2012-02-02 Andrew Pinski <apinski@cavium.com>
4933 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
4935 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4938 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
4940 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
4942 PR rtl-optimization/49800
4943 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
4944 (sched_finish): Call regstat_free_n_sets_and_refs.
4946 2012-02-02 Jia Liu <proljc@gmail.com>
4948 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
4951 2012-02-02 Jan Hubicka <jh@suse.cz>
4952 Tom de Vries <tom@codesourcery.com>
4955 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
4956 * varpool.c (varpool_analyze_pending_decls): Likewise.
4958 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
4959 Jayant R Sonar <jayant.sonar@kpitcummins.com>
4961 * config.gcc: Add cr16-* support.
4963 * doc/extend.texi: Document cr16 extensions.
4964 * doc/install.texi: Document cr16 install.
4965 * doc/invoke.texi: Document cr16 options.
4966 * doc/md.texi: Document cr16 constraints.
4968 * common/config/cr16/cr16-common.c: New file.
4969 * config/cr16/cr16.c: New file.
4970 * config/cr16/cr16.h: New file.
4971 * config/cr16/cr16.md: New file.
4972 * config/cr16/cr16.opt: New file.
4973 * config/cr16/cr16-protos.h: New file.
4974 * config/cr16/predicates.md: New file.
4975 * config/cr16/constraints.md: New file.
4976 * config/cr16/t-cr16: New file.
4978 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4981 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
4982 that operands[2] is either immediate, or q_regs_operand.
4984 PR tree-optimization/52073
4985 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
4986 a pattern stmt for pattern uses, ignore uses outside of the loop.
4988 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4990 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
4991 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
4992 (OUT_AS1, OUT_AS2): Remove.
4994 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
4996 PR rtl-optimization/51374
4997 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
4998 to cross other volatile_refs_p insns.
5000 2012-02-01 Richard Guenther <rguenther@suse.de>
5002 * doc/invoke.texi (fno-inline): Clarify documentation.
5003 (finline-small-functions): Likewise.
5004 (finline-functions): Likewise.
5005 * common.opt (finline): Adjust comment and documentation.
5006 (finline-small-functions): Clarify documentation.
5007 (finline-functions): Likewise.
5008 (finline-functions-called-once): Likewise.
5010 2012-02-01 Tristan Gingold <gingold@adacore.com>
5012 * c-typeck.c (composite_type): Keep mode for pointers.
5014 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5016 * function.h (regno_reg_rtx): Adjust comment.
5017 * reginfo.c (init_reg_modes_target): Only use the previous mode
5018 if it fits within one register. Remove MIPS comment.
5020 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5023 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5025 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5027 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5028 to srak instruction.
5030 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5032 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5034 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5039 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5041 2012-01-31 Richard Guenther <rguenther@suse.de>
5043 PR tree-optimization/51528
5044 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5047 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5052 * ree.c (add_removable_extension): Change def_map argument
5053 to unsigned *, store in def_map 1 + offset into *insn_list vector
5054 instead of pointers into the vector.
5055 (find_removable_extensions): Adjust caller.
5057 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5059 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5060 Transform all "* quoted-c-code" to { c-code }.
5061 Remove redundant test for "optimize" in combine patterns.
5062 Move (include "avr-dimode.md") to end of file.
5064 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5067 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5068 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5070 2012-01-30 Richard Guenther <rguenther@suse.de>
5072 PR tree-optimization/52028
5073 * tree-loop-distribution.c (ldist_gen): Properly update
5076 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5079 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5080 set_cur_line_info_table if not emitting debug info.
5082 PR tree-optimization/52046
5083 * tree-vect-patterns.c (check_bool_pattern): Give up if
5084 a comparison could throw.
5087 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5089 2012-01-30 Richard Guenther <rguenther@suse.de>
5091 PR tree-optimization/52045
5092 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5093 SSA form if cfgcleanup did anything.
5095 2012-01-30 Richard Guenther <rguenther@suse.de>
5097 PR tree-optimization/52045
5098 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5099 before computing final todo.
5101 2012-01-30 Richard Guenther <rguenther@suse.de>
5103 PR tree-optimization/51528
5104 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5107 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5109 * df-problems.c (df_kill_notes): Check that the use refers
5110 to the note under examination.
5112 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5115 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5116 parameter and use short-lived pseudos.
5117 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5118 (sparc_expand_vector_init): Const-ify local variables and adjust
5119 calls to above functions.
5121 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5123 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5125 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5127 * doc/invoke.texi: Make usage of "compile time" and
5128 "run time"/"runtime" consistent throughout the file.
5130 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5132 * config/alpha/alpha.c (alpha_option_override): Default to
5133 full IEEE compliance mode for Go language.
5135 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5137 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5138 (LINK_SSP_SPEC): Define.
5140 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5143 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5146 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5148 * doc/invoke.texi: Correct hyphenation of "floating point",
5149 "double precision", and related terminology throughout the file.
5151 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5154 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5155 arm_general_register_operand predicate for operand 2 instead of
5158 2012-01-27 Ian Lance Taylor <iant@google.com>
5161 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5162 * builtins.c (expand_builtin_init_trampoline): Add onstack
5163 parameter. Change caller.
5164 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5165 * tree.c (build_common_builtin_nodes): Declare
5166 __builtin_init_heap_trampoline.
5168 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5170 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5171 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5172 * config/avr/avr.c: Ditto.
5173 (avr_regnames): Remove because unused.
5174 * config/avr/avr.md (*cpse.ne): New peephole.
5175 (*cpse.eq): New peephole from former cpse peepholes.
5177 2012-01-27 Michael Eager <eager@eagercon.com>
5179 * config/microblaze.c (microblaze_emit_compare): Correct
5180 test after pcmp instruction.
5182 2012-01-27 Richard Guenther <rguenther@suse.de>
5184 PR tree-optimization/52020
5185 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5187 2012-01-27 Richard Guenther <rguenther@suse.de>
5189 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5190 function non-const/pure.
5192 2012-01-27 Richard Guenther <rguenther@suse.de>
5194 PR tree-optimization/50444
5195 * tree-sra.c (build_ref_for_offset): Properly adjust the
5196 MEM_REF type for unaligned accesses.
5198 2012-01-27 Richard Guenther <rguenther@suse.de>
5200 PR tree-optimization/50444
5201 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5202 (expand_assignment): Use it. Properly handle misaligned
5203 bases when expanding stores to component references.
5204 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5207 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5210 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5211 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5212 * tree-data-ref.c (find_data_references_in_loop): Make static.
5213 (compute_all_dependences): Change return type to bool. Bail out
5214 for too many datarefs in a loop. Move the hunk resetting the data
5215 dependences vector from ...
5216 (compute_data_dependences_for_loop): ... here. Account for
5217 compute_all_dependences returning false.
5218 (compute_data_dependences_for_bb): Likewise.
5219 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5220 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5222 2012-01-27 Richard Guenther <rguenther@suse.de>
5225 * expr.c (store_field): Use the alias-set of the scratch memory
5228 2012-01-27 Tom de Vries <tom@codesourcery.com>
5230 PR tree-optimization/51990
5231 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5233 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5235 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5238 * var-tracking.c (reverse_op): Don't add any reverse operation
5239 if V already has any constant locations.
5241 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5243 * doc/invoke.texi: Correct usage of "command line" (noun)
5244 vs "command-line" (adjective) throughout.
5246 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5248 * doc/invoke.texi (Language Independent Options): Move
5249 -Wcoverage-mismatch blurb from here....
5250 (Warning Options): ...to here.
5252 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5254 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5255 Set rs6000_always_hint to false for 476.
5257 2012-01-27 Matthias Klose <doko@ubuntu.com>
5259 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5261 * incpath.c (add_standard_paths): Likewise.
5263 2012-01-27 Richard Henderson <rth@redhat.com>
5265 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5266 * config/m68k/sync.md (atomic_test_and_set): Rename from
5267 sync_test_and_setqi and adjust the operands.
5268 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
5269 and unconditionally enable.
5271 2012-01-27 Richard Henderson <rth@redhat.com>
5273 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5274 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
5275 (ldstub): Rename from ldstubqi.
5276 (ldstub<I24MODE>): Remove.
5278 2012-01-27 Richard Henderson <rth@redhat.com>
5280 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5281 * c-cppbuiltin.c (cpp_atomic_builtins): Define
5282 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
5283 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
5284 * doc/tm.texi: Rebuild.
5286 2012-01-27 Richard Henderson <rth@redhat.com>
5288 * optabs.c (gen_atomic_test_and_set): Remove default.
5289 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
5291 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5293 PR rtl-optimization/51978
5294 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
5295 (combine_reaching_defs): Likewise.
5296 (struct re_info): Remove.
5297 (add_removable_extension): Remove x and data arguments,
5298 add insn, insn_list and def_map. Use the arguments directly
5299 instead of using struct re_info.
5300 (find_removable_extensions): Don't call add_removable_extension
5301 through note_stores, instead just call it with single_set
5303 (find_and_remove_re): Pass curr_cand->expr instead of
5304 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
5306 2012-01-26 Michael Matz <matz@suse.de>
5308 PR tree-optimization/46590
5309 * cfgexpand.c: Revert last change (r183305).
5310 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
5312 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
5313 checking for emptiness.
5315 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5318 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
5319 non-addressable non-BLKmode base correctly.
5321 2012-01-26 Michael Matz <matz@suse.de>
5323 PR tree-optimization/48794
5324 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
5325 regions referenced from RESX/EH_DISPATCH.
5327 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5329 * config/s390/s390.h: Make BRANCH_COST an option.
5330 * config/s390/s390.opt: New option -mbranch-cost.
5332 2012-01-26 Richard Henderson <rth@redhat.com>
5334 Revert 2012-01-24 change:
5335 * trans-mem.c (requires_barrier): Do not instrument thread local
5336 variables and emit save/restore for them.
5338 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5341 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
5344 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
5346 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
5349 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
5352 Rename __pgm to __flash.
5353 Rename __pgm1 to __flash1.
5354 Rename __pgm2 to __flash2.
5355 Rename __pgm3 to __flash3.
5356 Rename __pgm4 to __flash4.
5357 Rename __pgm5 to __flash5.
5358 Rename __pgmx to __memx.
5359 * doc/extend.texi (AVR Named Address Spaces)
5360 Rename address space names as indicated above.
5361 * config/avr/avr.c (avr_addrspace): Ditto.
5363 * config/avr/avr-protos.h
5364 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
5365 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
5366 * config/avr/predicates.md: Ditto.
5367 * config/avr/avr.c Ditto, and
5368 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
5369 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
5371 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
5372 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
5373 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
5374 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
5375 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
5376 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
5377 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
5378 * config/avr/avr.c: Ditto.
5379 * config/avr/avr.md: Ditto.
5381 2012-01-25 Jason Merrill <jason@redhat.com>
5384 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
5386 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5388 PR tree-optimization/51987
5389 * tree-data-ref.c (get_references_in_stmt): Handle references in
5390 non-volatile GIMPLE_ASM.
5392 2012-01-25 Richard Guenther <rguenther@suse.de>
5394 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
5395 bases are dereferenced.
5397 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5399 PR rtl-optimization/48374
5400 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
5402 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5404 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
5405 compute_data_dependences_for_loop returns false.
5406 * tree-parloops.c (loop_parallel_p): Likewise.
5408 2012-01-25 Richard Guenther <rguenther@suse.de>
5410 * tree.h (get_pointer_alignment_1): Declare.
5411 * builtins.c (get_pointer_alignment_1): New function.
5412 (get_pointer_alignment): Use it.
5414 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5416 PR rtl-optimization/48308
5417 * combine.c (enum undo_kind): Add UNDO_LINKS.
5418 (struct undo): Add member l to other_contents and where.
5419 (do_SUBST_LINK): New.
5421 (try_combine): Handle LOG_LINKS for the dummy i1 case.
5422 (undo_all): Handle UNDO_LINKS.
5424 2012-01-25 Richard Henderson <rth@redhat.com>
5426 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
5429 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5431 * optabs.c (gen_atomic_test_and_set): Use each argument.
5433 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5435 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
5436 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
5437 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
5438 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
5439 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
5440 TARGET_PAIRED_SINGLE_FLOAT.
5442 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5444 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5445 (in_struct, return_val): Remove MEM documentation.
5446 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
5447 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5448 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
5450 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5451 * cfgexpand.c (add_alias_set_conflicts): Likewise.
5452 * expr.c (store_field): Likewise.
5453 * function.c (assign_stack_temp_for_type): Likewise.
5454 * ifcvt.c (noce_try_cmove_arith): Likewise.
5455 * reload1.c (reload): Likewise.
5456 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
5457 (alpha_set_memflags): Likewise.
5458 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
5460 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5462 * rtl.h (true_dependence, canon_true_dependence): Remove varies
5464 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
5465 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
5466 (true_dependence_1, true_dependence, canon_true_dependence): Remove
5468 * cselib.c (cselib_rtx_varies_p): Delete.
5469 (cselib_invalidate_mem): Update call to canon_true_dependence.
5470 * dse.c (record_store, check_mem_read_rtx): Likewise.
5471 (scan_reads_nospill): Likewise.
5472 * cse.c (check_dependence): Likewise.
5473 (cse_rtx_varies_p): Delete.
5474 * expr.c (safe_from_p): Update call to true_dependence.
5475 * ira.c (validate_equiv_mem_from_store): Likewise.
5476 (memref_referenced_p): Likewise.
5477 * postreload-gcse.c (find_mem_conflicts): Likewise.
5478 * sched-deps.c (sched_analyze_2): Likewise.
5479 * store-motion.c (load_kills_store): Likewise.
5480 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
5481 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5482 (compute_transp): Update call to canon_true_dependence.
5484 2012-01-25 Richard Henderson <rth@redhat.com>
5486 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
5487 (maybe_emit_atomic_test_and_set): New.
5488 (expand_sync_lock_test_and_set): Use it.
5489 (expand_atomic_test_and_set): Likewise.
5490 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
5491 the implementation; clarify implementation defined details.
5492 * doc/md.texi (atomic_test_and_set): Document.
5494 2012-01-25 Richard Henderson <rth@redhat.com>
5496 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
5498 2012-01-25 Richard Henderson <rth@redhat.com>
5501 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
5502 to effect no-op split.
5504 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5507 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
5508 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
5509 (BT_FN_VOID_PTR_INT_SIZE): New.
5510 (BT_FN_UINT_UINT_VAR): Remove.
5511 (BT_FN_UINT32_UINT32_VAR): New.
5512 (BT_FN_DOUBLE_VPTR): Remove.
5513 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
5515 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
5516 (_ITM_changeTransactionMode): Same.
5517 (_ITM_memmoveRtWt): Change return type to void.
5518 (_ITM_memcpyRtWt): Same.
5519 (_ITM_memsetW): Same.
5520 (_ITM_RaRD): Change types to double.
5525 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
5527 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5528 Patrick Marlier <patrick.marlier@gmail.com>
5530 * trans-mem.c (requires_barrier): Do not instrument thread local
5531 variables and emit save/restore for them.
5533 2012-01-24 Jason Merrill <jason@redhat.com>
5536 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
5537 output static aliases.
5539 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5542 * common.opt (-pie, -shared, pie, shared): Change from Common to
5544 * gcc.c (display_help): Display help for -pie and -shared.
5546 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
5549 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
5550 Remove note on size/offset limitation.
5551 (AVR Variable Attributes): Add example how to read data located
5552 with progmem. Refer to named address spaces.
5553 * doc/invoke.texi (AVR Options): Fix typo.
5555 2012-01-24 Richard Guenther <rguenther@suse.de>
5557 Forward-port to trunk
5558 2010-09-21 Jakub Jelinek <jakub@redhat.com>
5561 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
5562 op0 isn't sufficiently aligned and there is movmisalignM
5563 insn for mode, use it to load op0 into a temporary register.
5565 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5568 * target.def (const_not_ok_for_debug_p): New hook.
5569 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
5571 * doc/tm.texi: Regenerated.
5572 * dwarf2out.c (const_ok_for_output_1): If
5573 targetm.const_not_ok_for_debug_p returns true, fail.
5574 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
5576 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
5578 2012-01-23 Kai Tietz <ktietz@redhat.com>
5581 * config/i386/predicates.md (symbolic_operand): Allow
5582 UNSPEC_PCREL as PIC expression for lea.
5583 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
5584 * config/i386/i386.c (ix86_delegitimize_address): Handle
5585 UNSPEC_PCREL for none-MEM, too.
5587 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5589 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
5590 (ipa_tm_create_version_alias): Same.
5592 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
5595 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
5596 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
5598 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5599 Patrick Marlier <patrick.marlier@gmail.com>
5600 Iain Sandoe <developer@sandoe-acoustics.co.uk>
5603 * lto-wrapper.c (run_gcc): Pass the LTO section name to
5604 simple_object_start_read.
5606 2012-01-23 Richard Guenther <rguenther@suse.de>
5609 PR tree-optimization/51895
5610 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
5611 parameter decomposition into BLKmode components.
5613 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
5615 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
5616 fake variables for restrict-qualified pointers whose pointed-to type
5617 contains a placeholder.
5619 2012-01-23 Richard Guenther <rguenther@suse.de>
5621 PR tree-optimization/51949
5622 * ipa-split.c (execute_split_functions): Do not split malloc functions.
5624 2012-01-23 Jakub Jelinek <jakub@redhat.com>
5626 PR rtl-optimization/51933
5627 * ree.c (transform_ifelse): Return true right away if dstreg is
5628 already wider or equal to cand->mode.
5629 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
5630 (make_defs_and_copies_lists): Remove defs_list and copies_list
5631 arguments, add state argument, just truncate state->work_list
5632 instead of always allocating and freeing the vector. Assert that
5633 get_defs succeeds instead of returning 2. Changed return type to bool.
5634 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
5635 have ext_src_mode, see if it has been modified already with the
5636 right kind of extension and has been extended before from the
5637 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
5638 just return true. Remember the original mode in state->modified array.
5639 (combine_reaching_defs): Add state argument. Don't allocate and
5640 free here def_list, copied_list and vec vectors, instead just
5641 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
5642 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
5643 Add state variable, clear vectors in it, initialize state.modified
5644 if needed. Free all the vectors at the end and state.modified too.
5645 Don't skip a candidate if the extension expression has been modified.
5647 2012-01-22 Douglas B Rupp <rupp@gnat.com>
5650 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
5651 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
5652 (extra_options) interix.opt -> i386/interix.opt"
5653 (extra_objs):Add winnt-stubs.o
5654 * configure.ac: Add interix to target_os .comm on PE check.
5655 * configure: Regenerate.
5656 * config/interix3.h: Delete and move bits to..
5657 * config/interix.h: Delete and move bits to..
5658 * config/i386/i386-interix3.h: Delete and move bits to..
5659 * config/i386/i386-interix.h: ..here.
5660 (TARGET_CPU_DEFAULT): Remove redefinition.
5661 (TARGET_ASM_CONSTRUCTOR): Undefine.
5662 (SUBTARGET_SWITCHES): Define for ms-bitfields.
5663 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
5664 (PTRDIFF_TYPE): Define.
5665 (LONG_DOUBLE_TYPE_SIZE): Define.
5666 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
5667 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5668 (TARGET_SECTION_TYPE_FLAGS): Define.
5669 (ASM_DECLARE_FUNCTION_NAME): Define.
5670 (ASM_OUTPUT_EXTERNAL): Define.
5671 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5672 (ASM_OUTPUT_ALIGNED_BSS): Define.
5673 (PCC_BITFIELD_TYPE_MATTERS): Define.
5674 (USE_CONST_SECTION): Define.
5675 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
5676 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
5677 (SUPPORTS_ONE_ONLY): Remove.
5678 (I386_PE_STRIP_ENCODING): Define.
5679 * config/interix.opt: Delete and move bits to..
5680 * config/i386/interix.opt: ..here. New.
5681 (mpe-aligned-commons): Add.
5682 * config/i386/t-interix: Add copyright header.
5683 (winnt-stubs.o): Add rule.
5685 2012-01-22 Jason Merrill <jason@redhat.com>
5688 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
5689 for extra name aliases.
5691 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
5693 PR rtl-optimization/51924
5694 * ree.c (combine_set_extension): Improve debugging message.
5695 (combine_reaching_defs): Likewise.
5696 (get_defs): Rename confusingly named variable.
5697 (find_and_remove_re): Skip a candidate if the extension expression has
5700 2012-01-21 Robert Millan <rmh@gnu.org>
5701 Gerald Pfeifer <gerald@pfeifer.com>
5703 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
5704 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
5706 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5708 PR tree-optimization/51914
5709 * tree-vect-stmts.c (vectorizable_conversion): For
5710 cvt_type && modifier == WIDEN, put temporary with cvt_type
5711 at the beginning of vec_dsts and set vec_dest to temporary
5714 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
5716 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
5718 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
5720 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
5721 * config/rs6000/rs6000.c: Likewise.
5723 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5726 * config/arm/arm.c (arm_count_output_move_double_insns): Call
5727 output_move_double on a copy of operands array.
5729 2012-01-20 Cary Coutant <ccoutant@google.com>
5730 Dodji Seketeli <dodji@redhat.com>
5733 * dwarf2out.c (copy_declaration_context): Return ref to parent
5734 of declaration DIE, if necessary.
5735 (remove_child_or_replace_with_skeleton): Add new parameter; update
5736 caller. Place skeleton DIE under parent DIE of original declaration.
5737 Move call to copy_declaration_context to here ...
5738 (break_out_comdat_types): ... from here.
5740 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5742 PR rtl-optimization/51856
5743 * reload.c (find_reloads_subreg_address): Set the address_reloaded
5746 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5749 * config/arm/arm.c (arm_print_operand): Correct output of alignment
5750 hints for neon loads and stores.
5752 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
5756 * doc/extend.texi (Named Address Spaces): Split into subsections.
5757 (AVR Named Address Spaces): New subsection.
5758 (M32C Named Address Spaces): New subsection.
5759 (RL78 Named Address Spaces): New subsection.
5760 (SPU Named Address Spaces): New subsection.
5761 (Variable Attributes): New anchor "AVR Variable Attributes".
5762 (AVR Variable Attributes): Rewrite and avoid wording
5763 "address space" in this context.
5764 * doc/invoke.texi (AVR Options): Rewrite and add documentation
5765 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
5766 (AVR Built-in Macros): New subsubsection therein.
5767 * doc/md.texi (AVR constraints): Remove "C04", "R".
5769 2012-01-20 Richard Guenther <rguenther@suse.de>
5771 PR tree-optimization/51903
5772 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
5773 when removing stmts.
5775 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5778 * config/arm/arm.c (arm_load_pic_register): Use
5779 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
5780 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
5781 (arm_pic_static_addr): Likewise.
5782 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
5783 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
5784 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
5785 (pic_load_addr_unified): New.
5787 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
5790 * function.c (instantiate_virtual_regs_in_insn): Use
5791 delete_insn_and_edges when removing a wrong asm insn.
5793 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
5795 PR rtl-optimization/40761
5796 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
5797 Add new member loop_num.
5798 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
5799 (ira_build): Remove the parameter.
5801 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
5802 (ira.c): Do not build CFG loops for one region allocation. Remove
5803 argument from ira_build call.
5805 * ira-build.c (init_loop_tree_node): New function.
5806 (create_loop_tree_nodes): Use it. Separate the case when CFG
5807 loops are not built.
5808 (more_one_region_p): Check current_loops.
5809 (finish_loop_tree_nodes): Separate the case when CFG loops are not
5811 (add_loop_to_tree): Process loop equal to NULL too.
5812 (form_loop_tree): Separate the case when CFG loops are not built.
5813 Use explicitly number for the root.
5814 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
5816 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
5817 instead of loop->num.
5818 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
5819 (mark_all_loops_for_removal): Ditto.
5820 (remove_unnecessary_regions): Separate the case when CFG loops
5822 (ira_build): Remove the parameter. Use explicit number of regions
5823 when CFG loops are not built.
5825 * ira-color.c (print_loop_title): Separate the case for the root node.
5826 Use loop_num instead of loop->num.
5827 (move_spill_restore): Use loop_num instead of loop->num.
5829 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
5830 (change_loop): Ditto.
5831 (change_loop): Use loop_num instead of loop->num.
5833 * ira-lives.c (process_bb_node_lives): Ditto.
5835 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
5837 * ira-conflicts.c (print_allocno_conflicts): Ditto.
5839 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5842 * tree-mudflap.c (mf_artificial): New function.
5843 (execute_mudflap_function_ops, execute_mudflap_function_decls,
5844 mx_register_decls, mudflap_enqueue_decl): Use it.
5847 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
5848 numbers in the insn pattern.
5850 2012-01-19 Michael Matz <matz@suse.de>
5852 PR tree-optimization/46590
5853 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
5854 use it in remembering which conflicts we already created.
5855 (add_scope_conflicts): Adjust call to above, (de)allocate helper
5858 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
5861 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
5862 (merge_and_complain): Same.
5864 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5867 * config/initfini-array.h: Guard content of the header
5868 with #ifdef HAVE_INITFINI_ARRAY.
5869 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
5870 Add initfini-array.h to tm_file here.
5871 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
5872 * config.gcc: Don't add initfini-array.h to tm_file here.
5873 * configure: Regenerated.
5875 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
5877 PR rtl-optimization/51505
5878 * df-problems.c (df_kill_notes): New parameter live. Update comment.
5879 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
5880 (df_note_bb_compute): Update the call to df_kill_notes.
5882 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
5884 * trans-mem.c (requires_barrier): Remove call to is_global_var.
5886 2012-01-18 Richard Guenther <rguenther@suse.de>
5888 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
5889 of conversions to void *.
5891 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5892 Richard Sandiford <rdsandiford@googlemail.com>
5896 * optabs.h (simplify_expand_binop): Declare.
5897 * optabs.c (simplify_expand_binop): Make global.
5898 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
5899 endian targets if the source cannot be exactly covered by word
5902 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5905 * hard-reg-set.h (struct hard_reg_set_container): New type.
5906 * target.h (struct hard_reg_set_container): Forward declare.
5907 * target.def (set_up_by_prologue): New target hook.
5908 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
5909 * doc/tm.texi: Regenerated.
5910 * function.c (thread_prologue_and_epilogue_insns): Change
5911 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
5912 Call targetm.set_up_by_prologue on it.
5913 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
5914 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
5916 2012-01-17 Nick Clifton <nickc@redhat.com>
5918 * config/rx/rx.c (rx_can_use_simple_return): New function.
5919 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
5920 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
5922 2012-01-17 Richard Guenther <rguenther@suse.de>
5925 * expr.c (expand_assignment): Take address-space information
5926 from the address operand of MEM_REF and TARGET_MEM_REF.
5927 (expand_expr_real_1): Likewise.
5929 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5931 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
5932 reload dump is requested.
5934 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
5937 * trans-mem.c (requires_barrier): Call may_be_aliased.
5939 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5941 PR tree-optimization/51877
5942 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
5943 call arguments and fndecls compare equal, instead return false if they
5944 don't. Return true only if lhs1 and lhs2 are either both NULL, or
5945 both SSA_NAMEs that are valueized the same, or they satisfy
5948 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5950 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
5952 * configure: Regenerate.
5954 2012-01-16 Jan Hubicka <jh@suse.cz>
5958 * convert.c (convert_to_integer): Use fold_convert for
5959 converting an INTEGER_CST to integer type.
5961 2012-01-16 Jason Merrill <jason@redhat.com>
5964 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
5966 2012-01-16 Jakub Jelinek <jakub@redhat.com>
5969 * config/s390/s390.c (s390_chunkify_start): Don't skip
5970 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
5971 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
5972 If insn is followed by NOTE_INSN_VAR_LOCATION or
5973 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
5974 Don't use location of note insns.
5976 PR tree-optimization/51865
5977 * tree-inline.c (tree_function_versioning): Call remap_decl
5978 on DECL_RESULT whenever it has VOID_TYPE_P type.
5980 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
5982 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
5983 for calls to locally-binding MIPS16 functions if only the return
5984 type uses float regs.
5986 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
5987 Richard Sandiford <rdsandiford@googlemail.com>
5989 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
5990 (SYMBOL_32_HIGH): Likewise.
5991 (mips_output_tls_reloc_directive): Declare.
5992 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
5993 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
5994 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
5995 (mips_lo_relocs, mips_hi_relocs): Make extern.
5996 (mips16_stub_function): Move up file.
5997 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
5998 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
5999 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6000 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6001 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6002 (mips_get_tp): Add MIPS16 support.
6003 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6004 Generalize DTPREL and TPREL handling.
6005 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6006 Add MIPS16 TLS support.
6007 (mips_output_tls_reloc_directive): New function.
6008 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6009 * config/mips/predicates.md (symbolic_operand_with_high)
6010 (tls_reloc_operand): New predicates.
6011 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6012 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6013 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6014 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6015 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6016 (*tls_get_tp_mips16_call_<mode>): Likewise.
6018 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6020 PR rtl-optimization/51821
6021 * recog.c (peep2_find_free_register): Determine clobbered registers
6024 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6027 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6028 * config/avr/avr.c: Likewise.
6029 * config/avr/avr.h: Likewise.
6031 2012-01-13 Ian Lance Taylor <iant@google.com>
6034 * tree.h (TYPE_QUALS): Add cast to int.
6035 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6037 2012-01-13 Ian Lance Taylor <iant@google.com>
6039 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6040 comparing param_index to VEC_length result.
6042 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6044 * c-decl.c: Do not include tree-mudflap.h
6045 * tree-optimize.c: Likewise.
6046 * Makefile.in: Update dependencies.
6048 2012-01-13 Richard Guenther <rguenther@suse.de>
6051 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6052 variable-sized result always use RSO.
6054 2012-01-12 DJ Delorie <dj@redhat.com>
6056 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6057 pointer type, not just the default pointer type.
6059 2012-01-09 Richard Henderson <rth@redhat.com>
6060 Denis Chertykov <chertykov@gmail.com>
6063 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6064 * config/avr/avr.c (avr_can_eliminate): Simplify.
6065 (avr_initial_elimination_offset): Likewise.
6066 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6067 (expand_epilogue): Likewise.
6068 (avr_legitimize_address): Gut.
6069 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6070 (avr_hard_regno_nregs): New.
6071 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6072 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6073 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6074 add soft frame pointer.
6075 (CALL_USED_REGISTERS): Likewise.
6076 (REG_CLASS_CONTENTS): Likewise.
6077 (REGISTER_NAMES): Likewise.
6078 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6079 (HARD_FRAME_POINTER_REGNUM): New.
6080 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6081 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6082 remove the HARD_FRAME_POINTER self-elimination.
6084 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6087 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6088 DECL_EXTERNAL when checking for initializers of progmem variables.
6090 2012-01-12 Ira Rosen <irar@il.ibm.com>
6092 PR tree-optimization/51799
6093 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6094 that the last operation is a type demotion.
6096 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6098 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6099 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6101 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6104 * combine.c (distribute_notes): If i3 is a noreturn call,
6105 allow old_size to be equal to args_size and make sure the
6106 noreturn call gets REG_ARGS_SIZE note.
6107 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6108 on noreturn calls even when the delta is 0.
6110 2012-01-11 Nathan Sidwell <nathan@acm.org>
6112 * gcov.c (STRING_SIZE): Remove.
6113 (generate_results): Erase annotations for source files with no
6114 coverage information.
6116 (output_lines): Use it.
6118 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6120 * gimple.h (gimplify_body): Remove first argument.
6121 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6122 pointer set here, instead just pass DATA to walk_tree.
6123 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6124 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6125 (unvisit_body): Likewise, but with unmark_visited.
6126 (gimplify_body): Remove BODY_P argument and adjust.
6127 (gimplify_function_tree): Adjust call to gimplify_body.
6128 * omp-low.c (finalize_task_copyfn): Likewise.
6130 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6132 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6133 (build_function_type_skip_args): Delete.
6134 * tree.c (build_function_type_skip_args): Make static and add
6135 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6136 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6137 pass it to build_function_type_skip_args.
6138 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6139 (tree_function_versioning): Likewise.
6140 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6141 build_function_decl_skip_args.
6142 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6143 and pass it to build_function_decl_skip_args/tree_function_versioning.
6144 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6145 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6146 * trans-mem.c (ipa_tm_create_version): Likewise.
6147 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6148 * tree-inline.c (declare_return_variable): Remove always-true test.
6149 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6150 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6151 * ipa-split.c (split_function): Skip the return value for the split
6152 part if it doesn't return.
6154 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6156 PR tree-optimization/49642
6157 * ipa-split.c (forbidden_dominators): New variable.
6158 (check_forbidden_calls): New function.
6159 (dominated_by_forbidden): Likewise.
6160 (consider_split): Check for forbidden dominators.
6161 (execute_split_functions): Initialize and free forbidden
6162 dominators info; call check_forbidden_calls.
6164 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6166 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6168 2012-01-11 Nick Clifton <nickc@redhat.com>
6170 * config/rx/rx.md (return): Define pattern.
6172 2012-01-11 Richard Guenther <rguenther@suse.de>
6174 * doc/extend.texi (malloc attribute): Adjust according to
6177 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6178 Patrick Marlier <patrick.marlier@gmail.com>
6181 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6182 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6183 (ipa_tm_note_irrevocable): Same.
6184 (ipa_tm_scan_irr_block): Same.
6185 (ipa_tm_decrement_clone_counts): Same.
6186 (ipa_tm_scan_irr_function): Same.
6187 (ipa_tm_create_version_alias): Same.
6188 (ipa_tm_create_version): Same.
6189 (ipa_tm_transform_calls_redirect): Same.
6190 (ipa_tm_transform_calls): Same.
6191 (ipa_tm_transform_transaction): Same.
6192 (ipa_tm_execute): Same.
6194 2012-01-10 Richard Guenther <rguenther@suse.de>
6197 * opts.c (common_handle_option): Handle -Werror.
6199 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6201 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6204 2012-01-10 Jason Merrill <jason@redhat.com>
6206 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6209 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6211 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6212 supports R_386_TLS_GD_PLT reloc.
6213 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6214 supports R_386_TLS_LDM_PLT reloc.
6215 * configure: Regenerate.
6216 * config.in: Regenerate.
6218 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6221 Extend __pgmx semantics to linearize memory.
6222 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6223 determine if code comes inline or from libgcc.
6224 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6225 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6226 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6227 (movmemx_qi, movmemx_hi): New insns.
6228 (xload_<mode>_libgcc): Rewrite to new insn condition.
6229 (xload_<mode>): Remove insns.
6230 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6231 cases that don't satisfy avr_xload_libgcc_p().
6232 (avr_addr_space_convert): Allow converting in any direction.
6233 (avr_addr_space_subset_p): Return always true.
6234 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6235 (avr_emit_movmemhi): Ditto.
6236 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6237 (avr_out_movmem): Ditto.
6238 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6239 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6240 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6241 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6242 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6244 2012-01-10 Richard Guenther <rguenther@suse.de>
6246 PR tree-optimization/50913
6247 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6248 Require data-refs to be representable by Graphite with respect
6251 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6253 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6254 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6256 2012-01-10 Tom de Vries <tom@codesourcery.com>
6258 PR rtl-optimization/51271
6259 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6260 handling annulled branch.
6262 2012-01-10 Richard Henderson <rth@redhat.com>
6264 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
6265 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
6266 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
6267 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
6268 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
6269 arm_expand_vec_perm_const): New.
6270 * config/arm/arm-protos.h: Update.
6271 * config/arm/neon.md (UNSPEC_VCONCAT): New.
6272 (*neon_vswp<VDQX>): New.
6273 (neon_vcombine<VDX>): Use neon_split_vcombine.
6274 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
6275 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
6276 (vec_perm<VE>): New.
6278 2012-01-10 Richard Henderson <rth@redhat.com>
6280 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
6281 use it if reload_completed.
6282 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
6283 arm_output_asm_insn, arm_process_output_memory_barrier,
6284 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
6285 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
6286 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
6287 arm_process_output_sync_insn, arm_output_sync_insn,
6288 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
6289 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
6290 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
6291 (emit_unlikely_jump): New.
6292 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
6293 (arm_split_atomic_op): New.
6294 * config/arm/arm-protos.h: Update.
6295 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
6296 (struct arm_sync_generator): Remove.
6297 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
6298 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
6299 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
6300 (VUNSPEC_LL, VUNSPEC_SC): New.
6301 (sync_result, sync_memory, sync_required_value, sync_new_value,
6302 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
6303 (attr length): Don't use arm_sync_loop_insns.
6304 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
6305 (movsfcc, movdfcc): Likewise.
6306 * config/arm/constraints.md (Ua): New.
6307 * config/arm/prediates.md (mem_noofs_operand): New.
6308 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
6309 (sync_clobber, sync_t2_reqd): Remove.
6310 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
6311 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
6312 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
6313 (arm_sync_compare_and_swap<SIDI>): Remove.
6314 (arm_sync_compare_and_swap<NARROW>): Remove.
6315 (arm_sync_lock_test_and_set<SIDI>): Remove.
6316 (arm_sync_lock_test_and_set<NARROW>): Remove.
6317 (arm_sync_new_<syncop><SIDI>): Remove.
6318 (arm_sync_new_<syncop><NARROW>): Remove.
6319 (arm_sync_new_nand<SIDI>): Remove.
6320 (arm_sync_new_nand<NARROW>): Remove.
6321 (arm_sync_old_<syncop><SIDI>): Remove.
6322 (arm_sync_old_<syncop><NARROW>): Remove.
6323 (arm_sync_old_nand<SIDI>): Remove.
6324 (arm_sync_old_nand<NARROW>): Remove.
6325 (*memory_barrier): Merge arm_output_memory_barrier.
6326 (atomic_compare_and_swap<QHSD>): New.
6327 (atomic_compare_and_swap<NARROW>_1): New.
6328 (atomic_compare_and_swap<SIDI>_1): New.
6329 (atomic_exchange<QHSD>): New.
6330 (cas_cmp_operand, cas_cmp_str): New.
6331 (atomic_op_operand, atomic_op_str): New.
6332 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
6333 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
6334 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
6335 (arm_load_exclusive<NARROW>): New.
6336 (arm_load_exclusivesi, arm_load_exclusivedi): New.
6337 (arm_store_exclusive<QHSD>): New.
6339 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6341 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
6342 reload patterns if -mvsx-scalar-memory.
6344 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
6345 generated, even -mno-vsx-scalar-double was used.
6346 (vsx_xscvdpsp_scalar): Likewise.
6347 (vsx_xscvspdp_scalar2): Likewise.
6349 2012-01-09 Tom de Vries <tom@codesourcery.com>
6350 Andrew Pinski <apinski@cavium.com>
6353 * reorg.c (fill_slots_from_thread): Don't speculate
6354 frame-related insns.
6356 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
6358 * sched-int.h (bb_note): Move to...
6359 * basic-block.h: ...here.
6360 * haifa-sched.c (bb_note): Move to...
6361 * cfgrtl.c: ...here.
6362 * function.c (next_block_for_reg): New function.
6363 (move_insn_for_shrink_wrap): Likewise.
6364 (prepare_shrink_wrap): Rewrite to use the above.
6366 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
6368 * gimple.c (is_gimple_non_addressable): Remove.
6369 * gimple.h: Remove is_gimple_non_addressable.
6370 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
6371 is_gimple_non_addressable.
6372 * trans-mem.c (expand_assign_tm): Same.
6374 2012-01-09 Richard Guenther <rguenther@suse.de>
6376 PR tree-optimization/51775
6377 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
6378 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
6380 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6382 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6384 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6386 2012-01-09 Richard Guenther <rguenther@suse.de>
6388 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
6390 2012-01-08 Jan Hubicka <jh@suse.cz>
6392 PR tree-optimize/51680
6393 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
6394 on when known_vals needs to be computed; cleanup.
6396 2012-01-08 Jan Hubicka <jh@suse.cz>
6398 PR tree-optimize/51694
6399 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
6401 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
6403 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
6404 for -std=c++98 and -std=c++11 too.
6406 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
6408 * cfgloop.c (cancel_loop): Add free() of bbs array.
6410 2012-01-07 Jan Hubicka <jh@suse.cz>
6412 PR tree-optimization/51600
6413 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
6414 that benefits small functions.
6416 2012-01-07 Jan Hubicka <jh@suse.cz>
6418 * ipa-inline.c (want_inline_small_function_p): Fix formating.
6420 2012-01-07 Jan Hubicka <jh@suse.cz>
6422 PR tree-optimization/51680
6423 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
6424 whose inlining reduce unit size.
6426 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
6429 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
6430 Add canonical node to containing_mem chain after the non-canonical
6431 one, even if there weren't any locs to propagate.
6432 (remove_useless_values): Keep only canonical values.
6433 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
6434 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
6435 canonicalize mem_chain elements that are not discarded.
6437 2012-01-06 Jakub Jelinek <jakub@redhat.com>
6440 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
6441 before emitting functions.
6443 PR gcov-profile/50127
6444 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
6445 clear_aux_for_blocks.
6447 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
6450 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
6452 2012-01-06 Arnaud Charlet <charlet@adacore.com>
6454 * c-decl.c (ext_block): Moved up.
6455 (collect_all_refs, for_each_global_decl): Take ext_block into account.
6457 2012-01-06 Han Shen <shenhan@google.com>
6459 Translate built-in include paths for sysroot.
6460 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
6461 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
6463 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
6464 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
6466 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
6467 control whether sysroot should be prepended to gxx include dir.
6469 * configure: Regenerate.
6471 2012-01-06 Torvald Riegel <triegel@redhat.com>
6473 PR rtl-optimization/51771
6474 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
6475 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
6477 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6479 PR tree-optimization/51315
6480 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
6481 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
6483 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
6486 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
6487 for shrp pattern. Correctly handle and fixup shift variable.
6488 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
6490 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6493 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
6494 note when !ACCUMULATE_OUTGOING_ARGS.
6496 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6498 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
6500 (extract_range_from_unary_expr_1): Avoid useless computations.
6502 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6504 PR rtl-optimization/51767
6505 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
6506 of jump_block and add an extra edge for degenerated asm gotos.
6509 * stmt.c (check_unique_operand_names): Don't ICE during error
6510 reporting if i is from labels chain.
6513 * profile.c (branch_prob): Split bbs that have exit edge
6514 and need a fake entry edge too.
6516 2012-01-05 Jan Hubicka <jh@suse.cz>
6519 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
6522 2012-01-05 Richard Guenther <rguenther@suse.de>
6525 * tree-streamer-out.c (write_ts_optimization): New function.
6526 (streamer_write_tree_body): Call it.
6527 * tree-streamer-in.c (lto_input_ts_optimization): New function.
6528 (streamer_read_tree_body): Call it.
6529 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
6531 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6534 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
6535 * gimplify.c (gimplify_cleanup_point_expr): Save and set
6536 in_cleanup_point_expr before gimplify_stmt call and restore it
6538 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
6539 in_cleanup_point_expr is false.
6541 2012-01-05 Richard Guenther <rguenther@suse.de>
6544 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
6546 * toplev.c (process_options): Reject combining mudflap and LTO.
6547 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
6549 2012-01-05 Richard Guenther <rguenther@suse.de>
6551 PR tree-optimization/51760
6552 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
6554 (bit_value_unop): Handle UNDEFINED operands.
6555 (bit_value_binop): Likewise.
6557 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
6559 * config/avr/avr.c (avr_replace_prefix): Remove.
6560 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
6561 (avr_asm_function_rodata_section): Ditto.
6562 (avr_asm_select_section): Ditto.
6564 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
6566 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
6569 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6572 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
6573 calls that have any non-fake successor edges.
6576 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
6578 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
6580 PR tree-optimization/51624
6581 * tree-sra.c (build_ref_for_model): When replicating a chain of
6582 COMPONENT_REFs, stop as soon as the offset would become negative.
6584 2012-01-04 Jakub Jelinek <jakub@redhat.com>
6587 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
6588 in .debug_loc on the floor.
6590 2012-01-04 Andrew Pinski <apinski@cavium.com>
6592 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
6594 2012-01-04 Andrew Pinski <apinski@cavium.com>
6595 Adam Nemet <anemet@caviumnetworks.com>
6597 * config/mips/mips.md (size): Add SI and DI.
6598 (SIZE): New mode attribute.
6599 (U): New code attribute.
6600 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
6601 (mips_lbux_<mode>): Delete.
6602 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
6603 (mips_lhx): Use gen_mips_lhx_extsi.
6604 (mips_lhx_<mode>): Delete.
6606 (mips_l<size>x): New expand.
6607 (mips_lwx_<mode>): Delete.
6608 (mips_l<GPR:size>x_<P:mode>): New pattern.
6609 (*mips_lw<u>x_<P:mode>_ext): Likewise.
6610 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
6611 * config/mips/mips.c (mips_lx_address_p): New function.
6612 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
6613 (dsp64): New availability predicate.
6614 (mips_builtins): Add an entry for __builtin_mips_ldx.
6615 * config/mips/mips.h (ISA_HAS_LBX): New define.
6616 (ISA_HAS_LBUX): Likewise.
6617 (ISA_HAS_LHX): Likewise.
6618 (ISA_HAS_LHUX): Likewise.
6619 (ISA_HAS_LWX): Likewise.
6620 (ISA_HAS_LWUX): Likewise.
6621 (ISA_HAS_LDX): Likewise.
6622 * doc/extend.texi (__builtin_mips_ldx): Document.
6624 2012-01-04 Tristan Gingold <gingold@adacore.com>
6626 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
6627 when long pointers are used.
6628 * config.build (*-*-*vms*): Handle all OpenVMS targets.
6629 (alpha64-dec-*vms*, alpha*-dec-*vms*)
6630 (ia64-hp-*vms*): Remove.
6631 * config/vms/xm-vms64.h: Delete.
6633 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6636 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
6638 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6640 * opts.c (finish_options): Remove duplicate sorry.
6642 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6645 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
6648 2012-01-04 Richard Guenther <rguenther@suse.de>
6651 * tree.c (size_low_cst): New function.
6652 * tree.h (size_low_cst): Declare.
6653 * fold-const.c (fold_comparison): Use it to extract the low
6654 part of the POINTER_PLUS_EXPR offset.
6656 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
6658 Fix clearing ZERO_REG
6659 * config/avr/avr.md (cc): Add alternative "ldi".
6660 (movqi_insn): Use it in cc attribute.
6661 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
6662 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
6663 (output_reload_insisf): Use ZERO_REG to pre-clear register.
6665 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6667 * configure: Regenerate.
6669 2012-01-04 Richard Guenther <rguenther@suse.de>
6671 PR tree-optimization/49651
6672 * tree-ssa-structalias.c (type_can_have_subvars): New function.
6673 (var_can_have_subvars): Use it.
6674 (get_constraint_for_1): Only consider subfields if there can be any.
6676 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6679 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
6680 to its new canonical_cselib_val and the cselib_val was in
6681 first_containing_mem chain, but the canonical_cselib_val was not,
6682 add the latter into the chain.
6683 (cselib_invalidate_mem): Compare canonical_cselib_val of
6684 addr_list chain elt with v.
6687 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
6688 dwarf2out_undef): Allocate e.info using ggc_strdup instead
6690 (output_macinfo_op): Don't ggc_strdup fd->filename.
6691 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
6692 then ggc_strdup it. Don't free inc->info or cur->info.
6693 (output_macinfo): Don't free ref->info or file->info.
6695 2012-01-03 Ira Rosen <irar@il.ibm.com>
6697 PR tree-optimization/51269
6698 * tree-vect-loop-manip.c (set_prologue_iterations): Make
6699 first_niters a pointer.
6700 (slpeel_tree_peel_loop_to_edge): Likewise.
6701 (vect_do_peeling_for_loop_bound): Update call to
6702 slpeel_tree_peel_loop_to_edge.
6703 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
6704 here. Remove it from the parameters list.
6705 (vect_do_peeling_for_alignment): Update calls and compute
6708 2012-01-03 Richard Guenther <rguenther@suse.de>
6710 PR tree-optimization/51070
6711 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6712 Properly handle calls.
6714 2012-01-03 Richard Guenther <rguenther@suse.de>
6716 PR tree-optimization/51692
6717 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
6718 the LHS of allocation stmts.
6720 2012-01-03 Olivier Hainque <hainque@adacore.com>
6722 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
6724 2012-01-03 Olivier Hainque <hainque@adacore.com>
6726 * collect2.c (main): In AIX specific computations for vector
6727 insertions, use CONST_CAST2 to cast from char ** to const char **.
6729 2012-01-03 Richard Guenther <rguenther@suse.de>
6732 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
6733 the context of a limbo DIE when it does not already exist.
6735 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6737 PR tree-optimization/51719
6738 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
6739 but direct call is, clear direct call's lhs and don't add fallthrough
6740 edge from dcall_bb to join_bb and PHIs.
6742 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6744 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
6745 the instructions emitted by the pattern.
6746 ("*TDC_insn_<mode>"): Add comment.
6748 2012-01-03 Richard Guenther <rguenther@suse.de>
6751 * fold-const.c (fold_comparison): Properly canonicalize
6752 tree offset and HOST_WIDE_INT bit position.
6754 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
6756 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
6757 operands for extzv pattern.
6759 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6762 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
6765 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
6767 * doc/invoke.texi (-flto and related options): Copy-edit.
6769 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6771 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
6773 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6775 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
6778 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6780 * expr.h (move_by_pieces_ninsns): Declare.
6781 * expr.c (move_by_pieces_ninsns): Make external.
6782 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
6783 (mips_store_by_pieces_p): Likewise.
6784 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
6785 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
6786 * config/mips/mips.c (mips_move_by_pieces_p): New function.
6787 (mips_store_by_pieces_p): Likewise.
6789 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6791 * passes.c (register_one_dump_file): Free full_name.
6793 * reload1.c (reload): Don't allocate reg_max_ref_width here.
6794 (calculate_elim_costs_all_insns): Free offsets_at and
6795 offsets_known_at at the end and clear the pointers.
6797 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6799 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
6800 this option introduced in r180739.
6802 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6805 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
6806 (tmake_file target=avr): Add avr/t-multilib.
6808 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
6809 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
6810 * config/avr/genmultilib.awk: New file.
6811 * config/avr/t-multilib: New auto-generated file.
6812 * config/avr/multilib.h: New auto-generated file.
6813 * config/avr/t-avr (AVR_MCUS): New variable.
6814 (genopt.sh): Use it.
6815 (s-mlib): Depend on t-multilib.
6816 (t-multilib, multilib.h): New dependencies.
6817 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
6818 (MULTILIB_OPTIONS): Remove.
6819 (MULTILIB_MATCHES): Remove.
6820 (MULTILIB_DIRNAMES): Remove.
6821 (MULTILIB_EXCEPTIONS): Remove:
6822 * config/avr/genopt.sh: Don't use hard coded file name;
6823 pass AVR_MCUS from t-avr instead.
6825 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6827 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
6829 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6831 Implement light-weight DImode support.
6832 * config/avr/avr-dimode.md: New file.
6833 * config/avr/avr.md: Include it.
6834 (adjust_len): Add plus64, compare64.
6835 (HIDI): Remove code iterator.
6836 (code_stdname): New code attribute.
6837 (rotx, rotsmode): Remove DI.
6838 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
6840 * config/avr/avr-protos.h (avr_have_dimode): New.
6841 (avr_out_plus64, avr_out_compare64): New.
6842 * config/avr/avr.c (avr_out_compare): Handle DImode.
6843 (avr_have_dimode): New variable definition and initialization.
6844 (avr_out_compare64, avr_out_plus64): New functions.
6845 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
6846 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
6847 (avr_compare_pattern): Skip DImode comparisons.
6849 2012-01-02 Revital Eres <revital.eres@linaro.org>
6851 * ddg.c (def_has_ccmode_p): New function.
6852 (add_cross_iteration_register_deps,
6853 create_ddg_dep_from_intra_loop_link): Call it.
6855 2012-01-02 Richard Guenther <rguenther@suse.de>
6858 * invoke.texi (fassociative-math): Remove spurious paranthesis.
6860 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6862 * gcc.c (process_command): Update copyright notice dates.
6863 * gcov.c (print_version): Likewise.
6864 * gcov-dump.c (print_version): Likewise.
6865 * mips-tfile.c (main): Likewise.
6866 * mips-tdump.c (main): Likewise.
6868 2012-01-01 Ira Rosen <irar@il.ibm.com>
6870 PR tree-optimization/51704
6871 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
6872 a use is inside the basic block or loop before accessing its vect info.
6874 2012-01-01 Jan Hubicka <jhjh@suse.cz>
6876 PR rtl-optimization/51069
6877 * cfgloopmanip.c (remove_path): Removing path making irreducible
6878 region unconditional makes BB part of the region.
6880 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6882 PR tree-optimization/51683
6883 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
6884 calls with side-effects.
6885 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
6887 Copyright (C) 2012 Free Software Foundation, Inc.
6889 Copying and distribution of this file, with or without modification,
6890 are permitted in any medium without royalty provided the copyright
6891 notice and this notice are preserved.