1 2012-04-13 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/52969
4 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
5 the condition for the COND_EXPR and handle predicate negation
6 by swapping the COND_EXPR arms.
8 2012-04-13 Nick Clifton <nickc@redhat.com>
10 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
13 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
15 PR rtl-optimization/52203
16 PR rtl-optimization/52715
18 Revert the 2012-03-07 fix for PR 52203.
19 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
20 the insn does not modify DFA right before issuing, adjust
21 issue_rate accordingly.
23 2012-04-13 Richard Guenther <rguenther@suse.de>
26 * c-typeck.c (pointer_diff): Remove bogus assert.
28 2012-04-13 Richard Guenther <rguenther@suse.de>
31 * convert.c (convert_to_pointer): Remove special-casing of
34 2012-04-13 Joey Ye <joey.ye@arm.com>
36 * config/arm/constraints.md (Pe): New constraint.
37 * config/arm/arm.md: New split for imm 256-510.
39 2012-04-13 Terry Guo <terry.guo@arm.com>
41 * config/arm/arm-cores.def: Added core cortex-m0plus.
42 * config/arm/arm-tune.md: Regenerated.
43 * config/arm/arm-tables.opt: Regenerated.
44 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
46 2012-04-13 Alan Modra <amodra@gmail.com>
49 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
50 tie regs on destination of sets. Delete forward declaration.
51 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
52 (rs6000_emit_prologue): Likewise.
53 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
55 (is_mem_ref): Use tie_operand to recognise stack ties.
56 * config/rs6000/predicates.md (tie_operand): New.
57 * config/rs6000/rs6000.md (restore_stack_block): Generate new
59 (restore_stack_nonlocal): Likewise.
63 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
65 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
66 HOST_WIDE_INT_PRINT_DEC in format strings.
68 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
71 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
72 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
73 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
74 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
75 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
76 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
77 avx2_permvarv8si using VI4F_256 mode iterator.
78 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
79 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
80 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
82 (expand_vec_perm_pshufb): Ditto.
84 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
87 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
88 the list of options to enable the FCFID instruction.
89 (TARGET_EXTRA_BUILTINS): Adjust comment.
91 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
93 PR tree-optimization/18589
94 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
95 (operand_entry): Add count field.
96 (add_repeat_to_ops_vec): New function.
97 (completely_remove_stmt): Likewise.
98 (remove_def_if_absorbed_call): Likewise.
99 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
100 (acceptable_pow_call): New function.
101 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
102 entries with repeat counts when found.
103 (repeat_factor_d): New struct and associated typedefs.
104 (repeat_factor_vec): New static vector variable.
105 (compare_repeat_factors): New function.
106 (get_reassoc_pow_ssa_name): Likewise.
107 (attempt_builtin_powi): Likewise.
108 (reassociate_bb): Call attempt_builtin_powi.
109 (fini_reassoc): Two new calls to statistics_counter_event.
111 2012-04-12 Richard Guenther <rguenther@suse.de>
113 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
114 * cgraph.h (tree_rest_of_compilation): Remove.
115 * cgraph.c (cgraph_add_new_function): Move ...
116 * cgraphunit.c (cgraph_add_new_function): ... here.
117 (tree_rest_of_compilation): Make static.
118 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
119 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
120 gate_all_early_local_passes, execute_all_early_local_passes,
121 pass_early_local_passes, gate_all_early_optimizations,
122 pass_all_early_optimizations): Move ...
123 * passes.c (gate_all_optimizations, pass_all_optimizations,
124 gate_all_early_local_passes, execute_all_early_local_passes,
125 pass_early_local_passes, gate_all_early_optimizations,
126 pass_all_early_optimizations): ... here.
127 * tree-optimize.c (execute_free_datastructures): Remove.
128 * tree-flow.h (execute_free_datastructures): Remove.
129 * tree-optimize.c (execute_init_datastructures,
130 pass_init_datastructures): Move ...
131 * tree-ssa.c (execute_init_datastructures,
132 pass_init_datastructures): ... here.
133 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
134 execute_free_datastructures.
136 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
138 * dbgcnt.def (ira_move): New counter.
139 * ira-int.h (ira_create_new_reg): Declare function.
140 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
141 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
142 no longer static. All callers changed.
143 * ira.c: Include "dbgcnt.h".
144 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
145 move_unallocated_pseudos): New static functions.
146 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
147 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
148 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
149 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
150 to the pseudos generated in find_moveable_pseudos.
151 * Makefile.in (ira.o): Add $(DBGCNT_H).
153 2012-04-12 Richard Guenther <rguenther@suse.de>
155 PR tree-optimization/52943
156 * tree-chrec.h (chrec_is_positive): Remove.
157 * tree-scalar-evolution.c (chrec_is_positive): Move ...
158 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
159 Return false for a constant zero instead of negative.
160 (analyze_siv_subscript_cst_affine): Handle zero difference
161 in the initial condition explicitely.
163 2012-04-12 Richard Guenther <rguenther@suse.de>
165 * tree-parloops.c (parallelize_loops): Also consult the upper
166 bound for the number of iterations.
167 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
168 (loop_prefetch_arrays): Likewise.
170 2012-04-12 Richard Guenther <rguenther@suse.de>
172 * cfgloop.h (estimated_loop_iterations_int): Ditch
173 'conservative' parameter.
174 (max_stmt_executions_int): Likewise.
175 (estimated_loop_iterations): Likewise.
176 (max_stmt_executions): Likewise.
177 (max_loop_iterations): Declare.
178 (max_loop_iterations_int): Likewise.
179 (estimated_stmt_executions): Likewise.
180 (estimated_stmt_executions_int): Likewise.
181 * tree-ssa-loop-niter.c (estimated_loop_iterations):
183 (max_loop_iterations): ... this.
184 (estimated_loop_iterations_int): Split parts to ...
185 (max_loop_iterations_int): ... this.
186 (max_stmt_executions_int): Split parts to ...
187 (estimated_stmt_executions_int): ... this.
188 (max_stmt_executions): Split parts to ...
189 (estimated_stmt_executions): ... this.
190 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
191 * predict.c (predict_loops): Likewise.
192 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
193 (analyze_siv_subscript_cst_affine): Likewise.
194 (compute_overlap_steps_for_affine_1_2): Likewise.
195 (analyze_subscript_affine_affine): Likewise.
196 (init_omega_for_ddr_1): Likewise.
197 * tree-parloops.c (parallelize_loops): Likewise.
198 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
199 (may_eliminate_iv): Likewise.
200 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
201 (loop_prefetch_arrays): Likewise.
202 * tree-vrp.c (adjust_range_with_scev): Likewise.
204 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
206 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
207 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
209 (dump_table): Use bool type for need_align and have_df variables.
210 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
211 (regs_used): Remove register modifier.
212 (barrier_align): Move variables slot, credit, jump_to_next
213 into if block above for loop. Use bool type for jump_to_next.
214 (sh_function_arg): Use NULL_RTX instead of 0.
216 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
218 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
219 (bswapsi2): New expander.
221 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
223 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
224 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
226 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
228 PR rtl-optimization/52876
229 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
230 Don't call mark_reg_pointer for incompatible pointer sign
233 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
236 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
238 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
239 comparisons against TYPE_PRECISION.
240 * tree-ssa-forwprop.c (combine_conversions): Likewise.
242 2012-04-11 Xinliang David Li <davidxl@google.com>
244 * tree-passes.h: Remove TODO_dump_func.
245 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
246 * trans-mem.c: Remove TODO_dump_func.
247 * ira.c: Remove TODO_dump_func.
249 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
251 * config/i386/i386.c (ix86_option_override_internal): Check
252 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
253 after TARGET_64BIT is updated.
255 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
257 * config/sh/sh.h: Remove old secondary reload code.
259 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
261 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
262 (ready_reorder): ... this function.
264 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
266 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
269 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
270 insns so that no other insn is queued for a time before them.
272 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
275 2012-04-11 Richard Guenther <rguenther@suse.de>
278 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
279 consider loop nesting.
280 (evolution_function_is_univariate_p): Properly check the remainder
283 2012-04-11 Richard Guenther <rguenther@suse.de>
286 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
288 2012-04-11 Nick Clifton <nickc@redhat.com>
290 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
291 information, if requested.
293 * config/rx/rx.c (rx_expand_prologue): Likewise.
295 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
296 Michael Matz <matz@suse.de>
299 * rtlanal.c (unsigned_reg_p): New function.
300 Update copyright notice dates.
301 * rtl.h (unsigned_reg_p): Prototype it.
302 Update copyright notice dates.
303 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
305 * expr.c (expand_expr_real_1): Set register attributes.
306 * stmt.c (expand_case): Likewise.
308 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
311 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
312 consider_sh2a and allow_zero.
313 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
314 (disp_addr_displacement): New function.
315 (sh_address_cost): Use disp_addr_displacement function instead
317 (sh_legitimate_address_p): Adapt to changed
318 sh_legitimate_index_p declaration.
319 (sh_find_mov_disp_adjust): Remove HImode check.
320 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
321 disp_addr_displacement and max_mov_insn_displacement.
322 (max_mov_insn_displacement): Remove HImode check.
323 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
324 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
325 * config/sh/constraints.md (K05, K13): New constraints.
326 (K12): Correct comment.
327 (Sdd): Do not use DISP_ADDR_P macro.
328 (Snd, Sbw): Use satisfies_constraint_Sdd.
329 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
330 (*extendhisi2_compact, movhi_i): Remove.
331 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
332 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
333 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
334 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
335 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
336 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
337 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
339 Add new peepholes for HImode displacement addressing.
341 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
343 * config/sh/sh.h (SIDI_OFF): Remove.
344 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
345 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
348 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
351 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
352 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
353 * doc/md.texi (Standard Names): Add bswap.
354 * builtin-types.def (BT_UINT16): New primitive type.
355 (BT_FN_UINT16_UINT16): New function type.
356 * builtins.def (BUILT_IN_BSWAP16): New.
357 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
358 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
359 expand_builtin_bswap.
360 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
361 (fold_builtin_1): Likewise.
362 (is_inexpensive_builtin): Likewise.
363 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
364 missing bits for bswap to libcall code.
365 * tree.c (build_common_tree_nodes): Build uint16_type_node.
366 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
367 (uint16_type_node): New define.
368 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
369 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
371 (rs6000_init_builtins): Likewise.
372 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
374 2012-04-11 Tristan Gingold <gingold@adacore.com>
376 * doc/extend.texi (Type Attributes): Move paragraph.
378 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
381 * diagnostic.h (show_caret): Declare.
382 (caret_max_width): Declare.
383 (diagnostic_show_locus): Declare.
384 * diagnostic.c (diagnostic_initialize): Initialize to false.
385 (diagnostic_show_locus): New.
386 (diagnostic_report_diagnostic): Call it.
387 (getenv_columns): New.
389 (diagnostic_set_caret_max_width): New.
390 * input.c (read_line): New.
391 (location_get_source_line): New.
392 * input.h (location_get_source_line): Declare.
393 * toplev.c (general_init): Initialize show_caret from options.
394 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
395 * opts.c (common_handle_option): Likewise.
396 * pretty-print.h (pp_get_prefix): New.
397 (pp_base_get_prefix): New.
398 * common.opt (fdiagnostics-show-caret): New option.
399 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
401 2012-04-11 Richard Guenther <rguenther@suse.de>
403 PR rtl-optimization/52881
404 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
406 2012-04-11 Richard Guenther <rguenther@suse.de>
408 PR tree-optimization/52912
409 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
410 manipulation code we are threading through a loop header
411 to an exit destination.
413 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
415 * tree.h (warn_if_unused_value): Move declaration from here.
416 * stmt.c (warn_if_unused_value): Move definition from here.
418 2010-04-10 Michael Matz <matz@suse.de>
420 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
422 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
423 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
424 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
425 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
426 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
427 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
428 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
429 (vect_record_strided_load_vectors): Rename to
430 vect_record_grouped_load_vectors.
431 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
432 Rename use of above macros.
433 (vect_verify_datarefs_alignment): Ditto.
434 (vector_alignment_reachable_p): Ditto.
435 (vect_peeling_hash_get_lowest_cost): Ditto.
436 (vect_enhance_data_refs_alignment): Ditto.
437 (vect_analyze_group_access): Ditto and rename stride to groupsize.
438 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
439 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
440 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
441 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
442 (vect_record_strided_load_vectors): Rename to
443 vect_record_grouped_load_vectors.
444 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
445 (destroy_loop_vec_info): Ditto.
446 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
447 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
448 (vect_analyze_slp): Ditto.
449 (new_bb_vec_info): Ditto.
450 (destroy_bb_vec_info): Ditto.
451 (vect_schedule_slp_instance): Ditto and rename strided_store to
453 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
454 vect_cost_group_size.
455 (vect_model_store_cost): Rename use of above macros and call
456 to vect_cost_strided_group_size.
457 (vect_model_load_cost): Ditto.
458 (vectorizable_store): Ditto, rename strided_store to grouped_store
459 and calls to renamed tree-vectorizer.h functions.
460 (vectorizable_load): Ditto.
461 (vect_transform_stmt): Rename use of above macros and strided_store
464 2012-04-10 Jan Hubicka <jh@suse.cz>
466 * cgraph.h: Remove misledaing comment on ipa-ref.h.
467 (symtab_type): New enum.
468 (symtab_node): New structure.
469 (cgraph_node, varpool_node): Add symbol base type.
470 (cgraph, varpool): New accestor functions.
471 * cgraph.c (cgraph_create_node_1): Set symbol type.
472 * varpool.c (varpool_node): Set symbol type.
474 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
475 Richard Sandiford <rdsandiford@googlemail.com>
477 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
479 2012-04-10 Richard Guenther <rguenther@suse.de>
482 * gimple-low.c (gimple_check_call_args): Properly account for
483 compatible aggregate types.
485 2012-04-10 Richard Guenther <rguenther@suse.de>
487 * toplev.h (tree_rest_of_compilation): Remove.
488 * tree-optimize.c (tree_rest_of_compilation): Likewise.
489 * cgraph.h (tree_rest_of_compilation): Declare.
490 * tree-optimize.c (tree_rest_of_compilation): Move ...
491 * cgraphunit.c (tree_rest_of_compilation): ... here.
492 * cgraph.c (cgraph_add_new_function): Adjust.
493 * Makefile.in (tree-optimize.o): Adjust.
494 (cgraphunit.o): Likewise.
496 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
498 PR tree-optimization/52870
499 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
500 presumed pattern statement is within the same loop or basic block.
502 2012-04-10 Tristan Gingold <gingold@adacore.com>
504 * gengtype.c (main): Make uintptr_t a known type.
506 2012-04-10 Richard Guenther <rguenther@suse.de>
508 * tree-pass.h (tree_lowering_passes): Remove.
509 * tree-optimize.c (tree_lowering_passes): Remove.
510 * cgraph.c (cgraph_add_new_function): Inline relevant parts
511 of tree_lowering_passes, avoid redundant call of early local passes.
512 * cgraphunit.c (cgraph_lower_function): Fold into ...
513 (cgraph_analyze_function): ... its single caller. Inline
514 relevant parts of tree_lowering_passes.
516 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
519 * config/pa/pa.opt: Remove SIO and GNU_LD.
521 2012-04-09 Jan Hubicka <jh@suse.cz>
526 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
527 boundary, add its target too.
528 * lto.c (add_references_to_partition): Add also aliased nodes.
529 (add_cgraph_node_to_partition,
530 add_varpool_node_to_partition): Work on nodes, not functions/variables;
531 when adding alias, add also the aliased object.
533 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
536 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
537 VOIDmode immediate operands.
538 * config/i386/constraints.md (Wz): New constraint.
539 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
541 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
544 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
545 the DECL generated for the special GOT helper.
547 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
549 * config/sh/constraints.md: Update list of constraints in
551 (Sr0): Remove unused memory constraint.
553 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
555 * tree-pretty-print.h: Update comment.
557 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
559 * config/sh/sh.md: Use braced string notation where applicable.
560 (*prefetch_i4, prefetch_m2a): Merge into ...
561 (*prefetch): ... this new insn.
563 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
565 * config/sh/sh.h (high_life_started): Remove
566 * config/sh/predicates.md (general_movdst_operand): Use
567 'reload_in_progress' instead of 'high_life_started'.
568 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
569 divsi_inv_fp): Likewise.
571 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
573 * config/sh/sh-protos.h (prepare_move_operands): Return void
575 * config/sh/sh.c (prepare_move_operands): Likewise.
576 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
578 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
580 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
581 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
582 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
583 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
584 commutative_float_operator, noncommutative_float_operator,
585 sh_handle_pragma): Remove.
587 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
589 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
590 Use @option markup on command-line options. Use @samp markup on
591 literal keywords to options. Use @code markup on code fragments.
592 Use other markup in preference to quotation marks in the text.
593 Add markup to some passages without any.
595 2012-04-06 Mike Stump <mikestump@comcast.net>
597 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
599 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
601 * config/sh/sh.c (hi_const): Remove.
602 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
605 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
607 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
609 * config/sh/sh.c (sh_expand_t_scc): Likewise.
610 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
611 calling sh_expand_t_scc.
613 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
615 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
616 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
617 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
618 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
619 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
620 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
621 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
622 sh2a_is_function_vector_call): Use bool as return type.
623 (sh_pass_in_reg_p): Remove.
624 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
625 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
626 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
627 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
628 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
629 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
630 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
631 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
632 sh_loads_bankedreg_p): Use bool as return type.
633 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
636 2012-04-06 Matt Turner <mattst88@gmail.com>
638 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
640 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
642 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
643 of the destination isn't also a FP_REGS register.
645 2012-04-05 Teresa Johnson <tejohnson@google.com>
646 H.J. Lu <hongjiu.lu@intel.com>
648 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
649 * config/i386/i386.md (move immediate to memory peephole2):
650 Add cases for HImode move when LCP stall avoidance is needed.
651 * config/i386/i386.c (initial_ix86_tune_features): Initialize
652 X86_TUNE_LCP_STALL entry.
654 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
657 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
658 CONST_INT operands, zero-extended with AND.
660 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
663 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
664 first argument instead of mode size. Move displacement calculations
666 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
667 ... these new functions.
668 (disp_adjust): Remove max_mov_disp field.
669 (sh_legitimate_index_p): Use max_mov_insn_displacement and
670 mov_insn_alignment_mask.
671 (sh_address_cost): Use max_mov_insn_displacement.
673 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
675 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
676 (arch_enabled): Handle new arch types.
677 (one_cmpldi2): Add NEON support.
679 2012-04-05 Richard Guenther <rguenther@suse.de>
681 * gimple.c (walk_gimple_op): Compute val_only for the LHS
682 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
683 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
684 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
685 ... here and make static.
686 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
689 2012-04-05 Richard Guenther <rguenther@suse.de>
691 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
692 basic-block before removing it.
694 2012-04-05 Richard Guenther <rguenther@suse.de>
696 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
697 version namespace as we release the freelist.
699 2012-04-05 Richard Guenther <rguenther@suse.de>
701 * tree-nrv.c (tree_nrv): Release VDEFs.
702 * tree-sra.c (sra_modify_constructor_assign): Likewise.
703 (sra_modify_assign): Likewise.
704 * tree-vect-stmts.c (vect_remove_stores): Likewise.
705 * tree-vect-loop.c (vect_transform_loop): Likewise.
706 * tree-ssa-dom.c (optimize_stmt): Likewise.
707 * tree-vect-slp.c (vect_schedule_slp): Likewise.
708 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
710 2012-04-05 Richard Guenther <rguenther@suse.de>
712 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
714 * gimple.h (gsi_remove): Adjust.
715 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
716 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
717 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
718 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
719 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
720 * tree-ssa-pre.c (eliminate): Likewise.
722 2012-04-04 Mike Stump <mikestump@comcast.net>
724 * doc/rtl.texi (const_double): Document as sign-extending.
725 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
726 * emit-rtl.c (immed_double_int_const): Refine to state the
728 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
729 CONST_DOUBLE integers.
730 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
731 negative values are converted. Fix conversions bigger than
732 HOST_BITS_PER_WIDE_INT.
733 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
734 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
735 * explow.c (plus_constant_mode): Add.
736 (plus_constant): Implement with plus_constant_mode.
737 * rtl.h (plus_constant_mode): Add.
739 2012-04-04 Richard Guenther <rguenther@suse.de>
741 PR tree-optimization/52808
742 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
743 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
745 2012-04-04 Tristan Gingold <gingold@adacore.com>
747 * expr.c (expand_expr_real_2): Handle larger sizetype in
750 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
752 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
753 to m2a-single instead of m2e.
755 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
757 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
758 Change type of BITOFFSET to signed. Make sure the lower bound of
759 the computed range is non-negative by adjusting OFFSET and BITPOS.
760 (expand_assignment): Adjust call to get_bit_range.
762 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
764 * h8300/h8300.c (h8300_current_function_monitor_function_p):
765 New function. Added to check monitor functions.
766 (h8300_option_override): Modified to generate error/warning
767 messages for invalid combinations of different command line
769 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
770 save EXR on stack for monitor function in case of H8S target
771 when "-mno-exr" is passed.
772 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
774 * doc/invoke.texi: Document H8S options.
776 2012-04-03 Tristan Gingold <gingold@adacore.com>
778 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
779 of gcc_AC_FUNC_MMAP_BLACKLIST.
780 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
781 * Makefile.in (aclocal_deps): Add mmap.m4.
782 * configure: Regenerate.
783 * aclocal.m4: Regenerate.
785 2012-04-03 Richard Guenther <rguenther@suse.de>
787 PR tree-optimization/52808
788 * tracer.c (tail_duplicate): Return whether we have duplicated
790 (tracer): If we have duplicated any block, cleanup the CFG.
791 * cfghooks.c (duplicate_block): If we duplicated a loop
792 header but not its loop, destroy the loop because it now has
794 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
795 the cfg manipulation routines we are not creating a multiple
798 2012-04-03 Tristan Gingold <gingold@adacore.com>
800 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
802 (vms_c_common_override_options): Allow parameterless variadic
805 2012-04-03 Jakub Jelinek <jakub@redhat.com>
807 PR tree-optimization/52835
808 * tree-data-ref.c (build_rdg): Return NULL if
809 compute_data_dependences_for_loop failed.
811 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
813 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
814 for REAL_CST as well.
815 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
816 In the bitfield case, if the value is a REAL_CST, convert it first to
819 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
821 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
822 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
823 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
825 * config/i386/biarchx32.h: New.
827 2012-04-02 Anatoly Sokolov <aesok@post.ru>
829 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
830 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
831 (arm_preferred_reload_class): New function.
833 2012-04-02 Richard Guenther <rguenther@suse.de>
835 PR tree-optimization/52756
836 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
837 (thread_through_loop_header): After threading through the loop latch
838 remove the split part from the loop and clear further threading
839 opportunities that would create a multiple entry loop.
841 2012-04-02 Richard Guenther <rguenther@suse.de>
843 PR rtl-optimization/52800
844 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
847 2012-04-02 Richard Guenther <rguenther@suse.de>
850 * loop-init.c (gate_handle_loop2): Destroy loops here if
851 we don't enter RTL loop optimizers.
853 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
856 2012-03-29 Richard Guenther <rguenther@suse.de>
858 * rtl.h (extended_count): Remove.
859 * combine.c (extended_count): Remove.
861 2012-04-02 Dodji Seketeli <dodji@redhat.com>
864 * pt.c (more_specialized_fn): Don't apply decay conversion to
865 types of function parameters.
867 2012-04-02 Tristan Gingold <gingold@adacore.com>
869 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
870 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
871 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
872 (ggc_pch_this_base): Use uintptr_t instead of size_t.
874 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
877 * config/i386/i386.c (ix86_option_override_internal): Don't
878 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
880 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
882 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
883 (stmt_can_make_abnormal_goto): Use it.
884 (is_ctrl_altering_stmt): Likewise.
886 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
887 Kaz Kojima <kkojima@gcc.gnu.org>
889 * config/sh/sh.c (push_regs): Skip banked registers when
890 resbank attribute is specified.
891 (sh_expand_epilogue): Likewise.
893 2012-03-30 Richard Henderson <rth@redhat.com>
896 * combine-stack-adj.c (prev_active_insn_bb): New.
897 (next_active_insn_bb): New.
898 (force_move_args_size_note): New.
899 (combine_stack_adjustments_for_block): Use it.
901 2012-03-30 Richard Henderson <rth@redhat.com>
903 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
904 (ix86_expand_vector_init_duplicate): Initialize it.
905 (expand_vec_perm_palignr): Likewise.
906 (ix86_expand_vec_perm_const): Likewise.
907 (ix86_vectorize_vec_perm_const_ok): Likewise.
908 (expand_vec_perm_blend): Use it.
909 (expand_vec_perm_vpermil): Likewise.
910 (expand_vec_perm_pshufb): Likewise.
911 (expand_vec_perm_1): Likewise.
912 (expand_vec_perm_pshuflw_pshufhw): Likewise.
913 (expand_vec_perm_interleave2): Likewise.
914 (expand_vec_perm_vpermq_perm_1): Likewise.
915 (expand_vec_perm_vperm2f128): Likewise.
916 (expand_vec_perm_interleave3): Likewise.
917 (expand_vec_perm_vperm2f128_vblend): Likewise.
918 (expand_vec_perm_vpshufb2_vpermq): Likewise.
919 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
920 (expand_vec_perm_broadcast): Likewise.
921 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
923 2012-03-30 Richard Henderson <rth@redhat.com>
925 * dwarf2out.c (gen_variable_die): Initialize off.
927 2012-03-30 Tristan Gingold <gingold@adacore.com>
929 * config/vms/vms-f.c: New file.
930 * config/vms/t-vms (vms-f.o): New rule.
931 * config.gcc (*-*-*vms*): Define fortran_target_objs.
933 2012-03-30 Richard Guenther <rguenther@suse.de>
935 PR tree-optimization/52754
936 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
937 propagate arbitrary addresses into really plain dereferences.
939 2012-03-30 Richard Guenther <rguenther@suse.de>
942 * except.c (emit_to_new_bb_before): Move loop updating ...
943 (dw2_build_landing_pads): ... here. Use a proper block for
944 querying the loop father.
946 2012-03-30 Tristan Gingold <gingold@adacore.com>
948 * config/ia64/ia64.c (ia64_section_type_flags): Remove
949 common_object attribute handling.
950 (SECTION_VMS_OVERLAY): Remove
951 (ia64_vms_common_object_attribute): Replace abort with an assert.
952 Do not set DECL_SECTION_NAME.
953 (ia64_vms_output_aligned_decl_common): Handle common_object
955 (ia64_vms_elf_asm_named_section): Remove.
956 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
958 2012-03-30 Richard Guenther <rguenther@suse.de>
961 * double-int.c (rshift_double): Remove not needed cast.
963 2012-03-30 Richard Guenther <rguenther@suse.de>
965 * tree-affine.h (print_aff): Remove.
966 * tree-affine.c (print_aff): Make static.
967 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
968 (get_references_in_stmt): Likewise.
969 (print_direction_vector): Likewise.
970 (print_dir_vectors): Likewise.
971 (print_dist_vectors): Likewise.
972 (dump_subscript): Likewise.
973 (dump_ddrs): Likewise.
974 (dump_dist_dir_vectors): Likewise.
975 (dump_data_references): Likewise.
976 (dump_data_dependence_relation): Likewise.
977 (dump_data_dependence_direction): Likewise.
978 (dump_rdg_vertex): Likewise.
979 (dump_rdg_component): Likewise.
980 (debug_ddrs): Declare.
981 (struct data_ref_loc_d): Move ...
982 * tree-data-ref.c (struct data_ref_loc_d): ... here.
983 (get_references_in_stmt): Make static.
984 (dump_data_references): Likewise.
985 (dump_subscript): Likewise.
986 (print_direction_vector): Likewise.
987 (print_dir_vectors): Likewise.
988 (print_dist_vectors): Likewise.
989 (dump_data_dependence_relation): Likewise.
990 (dump_dist_dir_vectors): Likewise.
991 (dump_ddrs): Likewise.
992 (dump_rdg_vertex): Likewise.
993 (dump_rdg_component): Likewise.
994 (debug_ddrs): New function.
995 (access_matrix_get_index_for_parameter): Remove.
997 2012-03-30 Tristan Gingold <gingold@adacore.com>
999 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
1000 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
1001 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
1002 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
1003 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
1004 (vms_patch_builtins): Handle new flags
1005 * config/vms/vms-crtlmap.map: Completed using nm on
1006 c and math system libraries.
1007 * config/vms/make-crtlmap.awk: Handle any number of flags.
1009 2012-03-30 Martin Jambor <mjambor@suse.cz>
1011 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1012 is a builtin_stack_save in a dominating BB.
1014 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1016 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1017 crossing 128bit lane boundary.
1019 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
1021 * ira-color.c (setup_left_conflict_sizes_p): Process all
1022 conflicting objects.
1024 2012-03-29 Jakub Jelinek <jakub@redhat.com>
1026 PR tree-optimization/52760
1027 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
1028 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
1030 2012-03-29 Richard Guenther <rguenther@suse.de>
1032 * cgraph.h (cgraph_materialize_all_clones): Remove.
1033 (reset_inline_failed): Likewise.
1034 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
1035 * cgraphbuild.c (reset_inline_failed): Remove.
1036 * rtl.h (cse_main): Remove.
1037 (extended_count): Likewise.
1038 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
1039 (cse_main): Make static.
1040 * combine.c (extended_count): Remove.
1041 (dump_combine_stats): Mark as DEBUG_FUNCTION.
1042 * basic-block.h (reorder_basic_blocks): Remove.
1043 * bb-reorder.c (reorder_basic_blocks): Make static.
1044 * Makefile.in (dse.o): Remove dse.h dependency.
1046 * dse.c (gate_dse): Remove.
1047 (clear_alias_mode_eq): Likewise.
1048 (clear_alias_mode_hash): Likewise.
1049 (dse_record_singleton_alias_set): Likewise.
1050 (dse_invalidate_singleton_alias_set): Likewise.
1052 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
1054 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
1055 crtbegin_so%O%s for -shared.
1056 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
1058 2012-03-29 Richard Guenther <rguenther@suse.de>
1060 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
1061 (add_to_value): Remove.
1062 (print_value_expressions): Likewise.
1063 * tree-ssa-pre.c (add_to_value): Make static.
1064 (print_value_expressions): Likewise.
1065 * gimple.h (gimple_adjust_this_by_delta): Remove.
1066 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
1068 2012-03-29 Richard Guenther <rguenther@suse.de>
1071 * double-int.h (rshift_double): Remove.
1072 * double-int.c (lshift_double): Use absu_hwi to make count
1074 (rshift_double): Make static, take unsigned count argument,
1075 remove handling of negative count argument.
1076 (double_int_rshift): Dispatch to lshift_double.
1078 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
1080 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
1083 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
1084 (SPEC_X32): Likewise.
1085 (MULTILIB_DEFAULTS): Likewise.
1087 * config/i386/i386.c (isa_opts): Remove -m64.
1088 (ix86_target_string): Properly handle -m32/-m64/-mx32.
1089 (ix86_option_override_internal): Properly
1090 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
1091 handle -m32, -m64 and -mx32.
1093 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
1094 with OPTION_ABI_X32. Moved after TARGET_LP64.
1095 (TARGET_LP64): Changed to OPTION_ABI_64.
1097 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
1098 (mx32): Replace ISA_X32 with ABI_X32.
1100 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
1102 * tree.c (tree_size) <VECTOR_CST>: New case.
1104 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
1106 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
1107 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
1109 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1112 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1113 __builtin_va_start to __builtin_next_arg if the latter is
1114 builtin_decl_explicit_p rather than when it is not.
1117 * tree-vect-generic.c (vector_element): Perform multiplication
1118 for pos in bitsizetype type instead of idx type.
1120 2012-03-28 Richard Guenther <rguenther@suse.de>
1122 * loop-init.c (loop_optimizer_init): If loops are preserved
1123 perform incremental initialization of required loop features.
1124 (loop_optimizer_finalize): If loops are to be preserved only
1125 clean up optional loop features.
1126 (rtl_loop_done): Forcefully free loops here.
1127 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
1128 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
1130 (construct_init_block): Likewise.
1131 (construct_exit_block): Likewise.
1132 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
1133 the CFG after expanding.
1134 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
1135 If we needed to calculate them, free them afterwards.
1136 * tree-pass.h (PROP_loops): New define.
1137 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
1138 * basic-block.h (CLEANUP_CFG_CHANGED): New.
1139 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
1140 (cleanup_cfg): If we did something and have loops around, fix them up.
1141 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
1142 with CLEANUP_CFG_CHANGED.
1143 * cfghooks.c (merge_blocks): If we merge a loop header into
1144 its predecessor, update the loop structure.
1145 (duplicate_block): If we copy a loop latch, adjust loop state
1146 to note we may have multiple latches.
1147 (delete_basic_block): Mark loops for fixup if we remove a loop.
1148 * cfganal.c (forwarder_block_p): Protect loop latches, headers
1150 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
1151 (cfg_layout_can_merge_blocks_p): Likewise.
1152 * cprop.c (bypass_block): If we create a loop with multiple
1153 entries, mark it for removal.
1154 * except.c (emit_to_new_bb_before): Add the new basic-block
1156 * tree-eh.c (lower_resx): Likewise.
1157 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
1158 (expand_omp_taskreg): Likewise.
1159 * tree-inline.c (initialize_cfun): Likewise.
1160 * tree-mudflap.c (add_bb_to_loop): Prototype.
1161 (mf_build_check_statement_for): Properly add new basic-blocks
1163 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
1164 if we remove a loop.
1165 (thread_through_loop_header): Likewise.
1166 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
1167 new basic-blocks to existing loops.
1168 (expand_transaction): Likewise.
1169 * Makefile.in (except.o): Add $(CFGLOOP_H).
1171 (cgraph.o): Likewise.
1172 (cprop.o): Likewise.
1173 (cfgexpand.o): Likewise.
1174 (cfganal.o): Likewise.
1175 (trans-mem.o): Likewise.
1176 (tree-eh.o): Likewise.
1178 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1181 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1182 (avr_builtin_decl): New static function.
1183 (struct avr_builtin_description, avr_bdesc): Move up.
1184 Add GTY marker. Add field fndecl. Remove redundant field id.
1185 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1186 (avr_expand_builtin): Code cleanup because .id is removed.
1188 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1191 * config.gcc (tm_file): Remove avr/multilib.h.
1193 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
1195 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1196 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1197 * config/avr/t-avr: Remove generation of multilib.h.
1198 * config/avr/t-multilib: Regenerate.
1199 * config/avr/multilib.h: Remove.
1200 * config/avr/avr.opt (-msp8): New option.
1201 (avr_sp8): New variable.
1202 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1203 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1204 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1205 (avr_device_to_sp8): New prototype.
1206 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1207 (DRIVER_SELF_SPECS): New define.
1208 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1209 __AVR_SP8__, __AVR_HAVE_SPH__.
1210 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1211 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1212 (avr_file_start): Ditto.
1214 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1217 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1218 instead of 8 in adjust_address.
1220 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1223 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1226 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
1229 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
1230 Rearrange conditional logic. Move displacement address calculations
1232 (sh_find_mov_disp_adjust): ... this new function.
1234 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
1236 * config/arm/arm.opt (mapcs): Remove MaskExists.
1237 * config/cris/linux.opt (mno-gotplt): Likewise.
1238 * config/i386/i386.opt (mhard-float): Likewise.
1240 (mno-sse4): Likewise.
1241 * config/m68k/m68k.opt (mhard-float): Likewise.
1242 * config/mep/mep.op (mcop32): Likewise.
1243 * config/pa/pa-hpux.opt (msio): Likewise.
1244 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
1245 * config/picochip/picochip.opt (mlittle): Likewise.
1246 * config/sh/sh.opt (mrenesas): Likewise.
1247 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
1248 * config/sparc/sparc.opt (mhard-float): Likewise.
1249 * config/v850/v850.opt (mv850es): Likewise.
1250 * config/vax/vax.opt (mg-float): Likewise.
1252 2012-03-27 Martin Jambor <mjambor@suse.cz>
1255 * tree-sra.c (sra_modify_assign): Do not call
1256 load_assign_lhs_subreplacements when working with an unscalarizable
1259 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1262 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1264 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1265 * config/i386/i386.c: Include reload.h.
1266 (ix86_legitimize_reload_address): New function.
1268 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
1270 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
1271 hasn't been allocated. Define a target macro for Mask and
1272 InverseMask if it hasn't been defined. Remove MaskExists handling.
1274 * doc/options.texi: Remove MaskExists.
1276 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
1279 * config/sh/sh.c (find_barrier): Add equality check of last_got
1280 to avoid going above orig insn. Update comments.
1282 2012-03-27 Richard Guenther <rguenther@suse.de>
1285 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1288 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1290 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1291 of a unit before computing the offset in units.
1292 * expr.c (get_bit_range): Return the null range if the enclosing record
1293 is part of a larger bit field.
1295 2012-03-27 Tristan Gingold <gingold@adacore.com>
1297 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
1298 * config/ia64/ia64.md: Remove mode in template.
1299 Sign extend operand in expand_simple_binop.
1300 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
1301 CASE_VECTOR_MODE instead of TARGET_ILP32.
1302 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
1304 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
1306 * varasm.c (assemble_external): #if 0 out the new assert from the
1307 previous commit, it breaks the Java and Go front ends.
1309 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
1311 * toplev.c (check_global_declaration_1): Do not call assemble_external.
1312 * expr.c (emit_block_move_libcall_fn): Likewise.
1313 (clear_storage_libcall_fn): Likewise.
1314 (expand_expr_addr_expr_1): Likewise.
1315 (expand_expr_real_1): Likewise.
1316 * calls.c (rtx_for_function_call): Likewise.
1318 * varasm.c (assemble_external): Assert this function is only called
1319 during or after expanding to RTL.
1321 2012-03-26 Martin Jambor <mjambor@suse.cz>
1323 PR tree-optimization/50052
1324 * tree-sra.c (tree_non_aligned_mem_p): Removed.
1325 (tree_non_aligned_mem_for_access_p): Likewise.
1326 (build_accesses_from_assign): Removed strict alignment requirements
1328 (access_precludes_ipa_sra_p): Likewise.
1330 2012-03-26 Richard Guenther <rguenther@suse.de>
1332 PR tree-optimization/52701
1333 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1334 compute and set the evolution part of PHI nodes.
1336 2012-03-26 Richard Guenther <rguenther@suse.de>
1338 PR tree-optimization/52721
1339 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
1341 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
1343 PR tree-optimization/52686
1344 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
1347 2012-03-26 Tristan Gingold <gingold@adacore.com>
1349 * config/alpha/vms.h (LINK_SPEC): Simplify.
1350 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
1351 (NAME__MAIN, SYMBOL__MAIN): Remove.
1352 (VMS_DEBUG_MAIN_POINTER): Remove.
1353 * config/ia64/vms.h: Likewise.
1354 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
1355 code to vms.c. Call vms_start_function.
1356 * config/ia64/ia64.c (ia64_start_function): Likewise.
1357 * config/vms/vms-protos.h (vms_start_function): Declare.
1358 * config/vms/vms.c (vms_start_function): New function.
1359 * config/vms/vms.h (MATH_LIBRARY): Define.
1360 (VMS_DEBUG_MAIN_POINTER): Define.
1362 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
1364 PR rtl-optimization/52629
1365 * reload1.c (count_pseudo): Short-circuit common case.
1366 (count_spilled_pseudo): Return early for pseudos without hard regs.
1367 Assert that the pseudo has got a hard reg before manipulating it.
1369 2012-03-24 Jan Hubicka <jh@suse.cz>
1372 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
1373 (decide_is_variable_needed): Do not handle toplevel reorder here.
1374 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
1375 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
1378 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1380 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
1381 and str_bitsize instead of more convoluted expressions.
1383 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1386 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1388 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1391 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
1393 2012-03-23 Martin Jambor <mjambor@suse.cz>
1395 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
1397 2012-03-23 Richard Guenther <rguenther@suse.de>
1399 PR tree-optimization/52678
1400 * tree-vectorizer.h (struct _stmt_vec_info): Add
1401 loop_phi_evolution_part member.
1402 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1403 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1404 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1405 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1406 Use the cached evolution part and the PHI nodes value from
1407 the loop preheader edge instead of re-analyzing the evolution.
1409 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1411 * config/mips/mips-tables.opt: Update.
1412 * config/mips/mips.md (processor): Add xlp.
1413 * config/mips/mips-cpus.def: Add xlp.
1414 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
1416 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
1417 * doc/invoke.texi: Mention XLP.
1419 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1422 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1423 on any new_local_var_chain vars declared during recursing on
1424 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1426 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
1428 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
1429 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
1430 (ASM_OUTPUT_LOCAL): Ditto.
1431 (ASM_OUTPUT_COMMON): Remove.
1432 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
1433 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
1435 2012-03-22 Jan Hubicka <jh@suse.cz>
1438 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
1440 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
1441 * ipa-inline-transform.c (save_inline_function_body): Remove
1442 copied clone if needed.
1443 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
1445 2012-03-22 Richard Guenther <rguenther@suse.de>
1448 * fold-const.c (fold_ternary_loc): Fix typo.
1450 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1453 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1454 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1455 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1456 (delay_cycles_1, delay_cycles_2): Ditto.
1457 (delay_cycles_3, delay_cycles_4): Ditto.
1458 (nopv, *nopv): Ditto.
1459 (sleep, *sleep): Ditto.
1462 2012-03-22 Richard Guenther <rguenther@suse.de>
1464 PR tree-optimization/52548
1465 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
1466 because of clobbers.
1467 (prune_clobbered_mems): New function.
1468 (compute_antic_aux): Use it to prune ANTIC_OUT.
1469 (compute_partial_antic_aux): Use it to prune PA_IN.
1470 (compute_avail): Only insert expressions into EXP_GEN that are not
1471 invalidated when translated up to the beginning of the block.
1473 2012-03-22 Richard Guenther <rguenther@suse.de>
1475 PR tree-optimization/52638
1476 * tree-vect-stmts.c (vect_init_vector_1): New function, split
1478 (vect_init_vector): ... here. Handle scalar vector inits.
1479 (vect_get_vec_def_for_operand): Adjust.
1480 (vectorizable_load): Likewise.
1482 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
1484 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
1485 (alpha*-*-freebsd*): Ditto.
1486 (alpha*-*-netbsd*): Ditto.
1487 (alpha*-*-openbsd*): Ditto.
1488 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
1489 (DWARF2_DEBUGGING_INFO): Remove.
1490 (PREFERRED_DEBUGGING_TYPE): Remove.
1491 (ASM_FINAL_SPEC): Remove.
1492 (IDENT_ASM_OP): Remove.
1493 (ASM_OUTPUT_IDENT): Remove.
1494 (SKIP_ASM_OP): Remove.
1495 (ASM_OUTPUT_SKIP): Remove.
1496 (ALIGN_ASM_OP): Remove.
1497 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
1498 (ASM_OUTPUT_CASE_LABEL): Remove.
1499 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
1500 (COMMON_ASM_OP): Remove.
1501 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
1502 (ASCII_DATA_ASM_OP): Remove.
1503 (READONLY_DATA_SECTION_ASM_OP): Remove.
1504 (INIT_SECTION_ASM_OP): Remove.
1505 (FINI_SECTION_ASM_OP): Remove.
1506 (ASM_SECTION_START_OP): Remove.
1507 (ASM_OUTPUT_SECTION_START_FILE): Remove.
1508 (TARGET_ASM_NAMED_SECTION): Remove.
1509 (TARGET_ASM_SELECT_SECTION): Remove.
1510 (MAKE_DECL_ONE_ONLY): Remove.
1511 (TYPE_ASM_OP): Remove.
1512 (SIZE_ASM_OP): Remove.
1513 (ASM_WEAKEN_LABEL): Remove.
1514 (TYPE_OPERAND_FMT): Remove.
1515 (ASM_DECLARE_RESULT): Remove.
1516 (ASM_DECLARE_OBJECT_NAME): Remove.
1517 (ASM_FINISH_DECLARE_OBJECT): Remove.
1518 (ELF_ASCII_ESCAPES): Remove.
1519 (ELF_STRING_LIMIT): Remove.
1520 (STRING_ASM_OP): Remove.
1521 (ASM_OUTPUT_EXTERNAL): Remove.
1522 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
1523 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
1525 (ASM_DECLARE_FUNCTION_NAME): Ditto.
1526 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
1527 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
1528 (ASM_OUTPUT_SKIP): Ditto.
1529 (READONLY_DATA_SECTION_ASM_OP): Remove.
1530 (USER_LABEL_PREFIX): Remove.
1531 (ASM_OUTPUT_ASCII): Remove.
1532 (ASM_OUTPUT_CASE_LABEL): Remove.
1533 (NO_DOLLAR_IN_LABEL): Undefine.
1535 2012-03-22 Richard Guenther <rguenther@suse.de>
1537 PR tree-optimization/52459
1538 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
1539 PHI insertion for calls.
1541 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
1543 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
1544 find_sets_in_insn, canonicalize_insn): Split out from ...
1545 (cse_insn): ... here.
1546 (invalidate_from_clobbers): Take an insn instead of the pattern.
1548 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
1551 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
1552 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
1553 * config/sh/sh.md (sindf2, cosdf2): Remove.
1555 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
1558 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
1559 prologue for unwinder and profiler.
1561 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
1563 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
1564 Introduce emul_name to select the right linker emulation for
1565 powerpc64-*-freebsd*.
1566 * configure: Regenerate.
1567 * config.gcc: Add bits to support powerpc64-*-freebsd*.
1568 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
1569 * config/rs6000/freebsd64.h: New file.
1570 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
1572 (rs6000_savres_strategy): Likewise.
1573 (rs6000_savres_routine_name): Likewise.
1574 (rs6000_elf_file_end): Likewise.
1575 * config/rs6000/t-freebsd64: New file.
1576 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
1577 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
1579 * config/rs6000/freebsd64.h: Remove duplicated entries from last
1581 * config/rs6000/t-freebsd64: Likewise.
1583 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
1585 PR rtl-optimization/52543
1587 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1588 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1589 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1590 (avr_load_libgcc_p): Restrict to __flash loads.
1591 (avr_out_lpm): Only handle 1-byte loads from __flash.
1592 (avr_load_lpm): New function.
1593 (avr_find_unused_d_reg): Remove.
1594 (avr_out_lpm_no_lpmx): Remove.
1595 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1596 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1597 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1598 (load_<mode>, load_<mode>_clobber): New insns.
1599 (mov<mode>): For multi-byte move from non-generic
1600 16-bit address spaces: Expand to load_<mode> resp.
1601 load_<mode>_clobber.
1602 (load<mode>_libgcc): Remove expander.
1603 (split-lpmx): Remove split.
1605 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
1607 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
1608 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
1609 All callers changed.
1610 (Fixed_core_reg): New feature.
1611 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
1613 * neon-testgen.ml: Handle Fixed_core_reg.
1615 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
1617 * config/arm/arm.c (thumb2_reorg): Add complete support
1618 for 16-bit instructions.
1619 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
1621 2012-03-21 Richard Guenther <rguenther@suse.de>
1623 PR tree-optimizer/52636
1624 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
1625 to the appropriate type.
1627 2012-03-21 Richard Guenther <rguenther@suse.de>
1629 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
1631 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
1632 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
1633 * passes.c (init_optimization_passes): Remove pass_init_function,
1634 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
1635 * tree-pass.h (pass_init_function): Remove.
1636 (pass_jump): Remove.
1637 (pass_initial_value_sets): Remove.
1638 (pass_unshare_all_rtl): Remove.
1639 * integrate.c (pass_initial_value_sets): Remove.
1640 * emit-rtl.c (pass_unshare_all_rtl): Remove.
1641 * tree.h (init_function_for_compilation): Remove.
1642 * function.c (init_function_for_compilation): Remove.
1643 (pass_init_function): Remove.
1644 * cfgcleanup.c (rest_of_handle_jump): Remove.
1645 (pass_jump): Remove.
1647 2012-03-20 Jason Merrill <jason@redhat.com>
1649 * tree-streamer-in.c (streamer_alloc_tree): Call
1650 ggc_alloc_zone_cleared_tree_node instead of
1651 ggc_alloc_zone_cleared_tree_node_stat.
1653 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
1655 * doc/extend.texi (Template Instantiation): Remove anachronisms.
1657 2012-03-20 Jakub Jelinek <jakub@redhat.com>
1660 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
1661 (ix86_expand_vec_perm_const_1): Call it.
1663 * config/i386/i386.c (vselect_insn): New variable.
1664 (init_vselect_insn): New function.
1665 (expand_vselect, expand_vselect_insn): Add testing_p argument.
1666 Call init_vselect_insn if vselect_insn is NULL. Adjust
1667 PATTERN (vselect_insn), instead of creating a new insn each time,
1668 only emit a copy of it if not testing and recog has been successful.
1669 (expand_vec_perm_pshufb, expand_vec_perm_1,
1670 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
1674 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
1675 ("enabled" attribute): Handle avx2 and noavx2 isas.
1676 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
1678 (vec_dup<mode>): Add avx2 =x,x alternative.
1679 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
1680 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
1681 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
1682 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
1684 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
1685 if possible, handle also V8SFmode.
1687 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
1689 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
1690 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
1691 reg_or_zero_operand predicate.
1692 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
1694 2012-03-20 Jakub Jelinek <jakub@redhat.com>
1696 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
1697 If operand isn't UNSPEC, return 0.
1699 2012-03-20 Richard Guenther <rguenther@suse.de>
1701 * tree-pass.h (pass_rtl_eh): Remove.
1702 * except.c (gate_handle_eh): Likewise.
1703 (rest_of_handle_eh): Likewise.
1704 (pass_rtl_eh): Likewise.
1705 (finish_eh_generation): Export.
1706 * except.h (finish_eh_generation): Declare.
1707 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
1708 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
1709 after expanding stack alignment. Instead of compacting blocks
1712 2012-03-20 Richard Guenther <rguenther@suse.de>
1714 * stor-layout.c (finish_bitfield_representative): Fallback
1715 to conservative maximum size if the padding up to the next
1716 field cannot be computed as a constant.
1717 (finish_bitfield_layout): If we cannot compute the distance
1718 between the start of the bitfield representative and the
1719 bitfield member start a new representative.
1720 * expr.c (get_bit_range): The distance between the start of
1721 the bitfield representative and the bitfield member is zero
1722 if the field offsets are not constants.
1724 2012-03-20 Tristan Gingold <gingold@adacore.com>
1726 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
1727 convert in lowercase.
1728 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
1729 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
1730 * stor-layout.c (sizetype_tab): Adjust.
1731 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
1732 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
1733 instead of type_kind_last.
1734 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
1735 instead of size_int_kind.
1736 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
1737 * doc/tm.texi: Regenerate.
1738 * defaults.h (SIZETYPE): Provide a default value.
1739 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
1742 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
1744 * config/sh/sh.md: Use braced string notation where applicable.
1746 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1748 * config/i386/i386.md (allocate_stack): Simplify.
1750 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1752 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
1753 copy_to_mode_reg (Pmode, ...).
1754 (expand_builtin_frame_address): Ditto.
1755 * expr.c (emit_block_move_via_libcall): Ditto.
1756 (set_storage_via_libcall): Ditto.
1758 * config/i386/i386.c (ix86_expand_movmem): Ditto.
1759 (ix86_expand_setmem): Ditto.
1760 (ix86_trampoline_init): DItto.
1761 * config/i386/i386.md (cmpstrnsi): Ditto.
1763 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
1765 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
1766 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
1767 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
1768 (SH Options): Likewise.
1770 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1772 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
1773 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
1774 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
1775 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
1776 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
1779 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
1781 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
1782 * config/i386/i386.c (ix86_decompose_address): Use
1783 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
1784 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
1785 thread pointer to a register.
1788 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
1790 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
1791 if Pmode != word_mode.
1792 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
1793 Pmode == SImode for TARGET_X32.
1795 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
1796 (tls_initial_exec_x32): Likewise.
1798 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
1801 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
1802 DISP_ADDR_OFFSET): New macros.
1803 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
1804 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
1805 (sh_legitimize_address): Add QImode displacement handling.
1806 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
1808 (sh_secondary_reload): Add QImode displacement handling.
1809 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
1810 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
1811 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
1812 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
1813 to register operands only.
1814 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
1815 (extendqihi2): Change insn to expander.
1816 (*extendqihi2_compact_reg): New insn.
1817 (movqi_i, movqi): Replace with ...
1818 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
1819 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
1820 Add new peepholes for QImode displacement addressing.
1822 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
1825 * doc/invoke.texi: Document -Wuseless-cast.
1827 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
1829 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
1830 * tree.h (handled_component_p): Reorder cases.
1831 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
1832 not initialize unsignedp.
1833 (loc_list_from_tree): Likewise.
1834 (fortran_common): Likewise.
1835 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
1837 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
1839 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
1840 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
1841 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
1842 (ix86_split_long_move): Ditto.
1843 (legitimize_tls_address): Use ix86_gen_sub3.
1844 (construct_plt_address): Assert that Pmode == DImode.
1846 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
1848 * config/i386/i386.md: Remove empty predicates and/or constraints.
1849 * config/i386/sync.md: Ditto.
1850 * config/i386/sse.md: Ditto.
1851 * config/i386/mmx.md: Ditto.
1852 * config/i386/pentium.md: Ditto.
1853 * config/i386/athlon.md: Ditto.
1855 2012-03-16 Richard Guenther <rguenther@suse.de>
1857 PR tree-optimization/52603
1858 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
1862 2012-03-14 Richard Guenther <rguenther@suse.de>
1864 PR tree-optimization/52571
1865 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
1866 flag_section_anchors check ...
1867 (vect_can_force_dr_alignment_p): ... here.
1869 2012-03-16 Martin Jambor <mjambor@suse.cz>
1871 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
1872 memory through MEM_REFs by calling extract_bit_field.
1874 2012-03-16 Richard Guenther <rguenther@suse.de>
1876 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
1877 and REFERENCE_TYPE interpretations.
1878 (can_native_interpret_type_p): New function.
1879 (fold_ternary_loc): Use native encode/interpret to fold
1880 BIT_FIELD_REFs of constants.
1882 2012-03-16 Richard Guenther <rguenther@suse.de>
1885 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
1886 of vector constants and constructors.
1888 2012-03-16 Richard Guenther <rguenther@suse.de>
1890 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
1891 VIEW_CONVERT_EXPR to convert constants.
1892 (vect_is_simple_use): Treat all constants as vec_constant_def.
1894 2012-03-16 Richard Guenther <rguenther@suse.de>
1895 Kai Tietz <ktietz@redhat.com>
1898 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
1899 side-effects completely in the pre-queue and use a temporary
1902 2012-03-16 Richard Guenther <rguenther@suse.de>
1904 * stor-layout.c (finish_bitfield_representative): Fall back
1905 to the conservative maximum size if we cannot compute the
1906 size of the tail padding.
1908 2012-03-16 Tristan Gingold <gingold@adacore.com>
1910 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
1911 __CRTL_VER and __VMS_VER.
1912 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
1913 and vms_c_get_vms_ver.
1914 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
1916 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
1917 (VMS_DEFAULT_VMS_VER): Define.
1918 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
1919 (VMS_DEFAULT_VMS_VER): Define.
1921 2012-03-16 Richard Guenther <rguenther@suse.de>
1923 * tree-vect-loop.c (get_initial_def_for_induction): Use
1924 build_constructor directly.
1925 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
1926 build_vector_from_val.
1927 * tree.c (build_vector_from_val): Avoid creating a constructor
1928 first when we want a constant vector.
1930 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1932 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1934 2012-03-16 Richard Guenther <rguenther@suse.de>
1936 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
1937 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
1938 (struct tree_vector): Remove elements member, add variable size
1940 (build_vector_stat): Declare.
1941 (build_vector): Define in terms of build_vector_stat.
1942 * tree.c (build_vector): Rename to ...
1943 (build_vector_stat): ... this. Take array of trees as parameter.
1944 (build_vector_from_ctor): Adjust.
1945 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
1946 initializer_zerop): Adjust.
1947 * cfgexpand.c (expand_debug_expr): Likewise.
1948 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
1949 const_vector_from_tree): Likewise.
1950 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
1951 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
1952 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
1953 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
1954 (lto_input_ts_vector_tree_pointers): Adjust.
1955 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
1956 (write_ts_vector_tree_pointers): Adjust.
1957 * varasm.c (const_hash_1, compare_constant, copy_constant,
1958 output_constant): Adjust.
1959 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
1960 * print-tree.c (print_node): Adjust.
1961 * tree-pretty-print.c (dump_generic_node): Adjust.
1962 * tree-vect-generic.c (uniform_vector_p, vector_element,
1963 lower_vec_perm): Adjust.
1964 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
1965 * tree-vect-slp.c (vect_get_constant_vectors,
1966 vect_transform_slp_perm_load): Adjust.
1967 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
1968 * expmed.c (make_tree): Adjust.
1969 * config/i386/i386.c (ix86_expand_builtin): Adjust.
1970 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
1972 (sparc_fold_builtin): Adjust.
1974 2012-03-16 Tristan Gingold <gingold@adacore.com>
1976 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
1977 * config/vms/vms-stdint.h: New file.
1979 2012-03-16 Tristan Gingold <gingold@adacore.com>
1981 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
1982 (ia64-hp-*vms*): Replaced by ...
1983 (*-*-*vms*): ... This new entry.
1985 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1988 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
1989 (ix86_expand_vec_perm_const_1): Use it.
1992 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
1993 (avx2_permv4df): Remove.
1994 (avx2_permv4di): Macroize into...
1995 (avx2_perm<mode>): ... this using VI8F_256 iterator.
1996 (avx2_permv4di_1): Macroize into...
1997 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
1999 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
2001 * combine.c (apply_distributive_law): Do not distribute SUBREG.
2003 2012-03-15 Ira Rosen <irar@il.ibm.com>
2004 Ulrich Weigand <ulrich.weigand@linaro.org>
2006 * tree-vect-patterns.c (widened_name_p): Rename to ...
2007 (type_conversion_p): ... this. Add new argument to determine
2008 if it's a promotion or demotion operation. Check for
2009 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
2010 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
2012 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
2013 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
2015 (vect_recog_mixed_size_cond_pattern): Likewise and allow
2016 non-constant then and else clauses.
2018 2012-03-15 Ira Rosen <irar@il.ibm.com>
2019 Ulrich Weigand <ulrich.weigand@linaro.org>
2021 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
2022 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
2024 * tree-vect-patterns.c (widened_name_p): Pass basic block
2025 info to vect_is_simple_use.
2026 (vect_recog_dot_prod_pattern): Fail for basic blocks.
2027 (vect_recog_widen_sum_pattern): Likewise.
2028 (vect_handle_widen_op_by_const): Support basic blocks.
2029 (vect_operation_fits_smaller_type,
2030 vect_recog_over_widening_pattern): Likewise.
2031 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
2032 Update call to vect_is_simple_use.
2033 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
2035 (check_bool_pattern): Add an argument, update call to
2036 vect_is_simple_use and the recursive calls.
2037 (vect_recog_bool_pattern): Update relevant function calls.
2039 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
2040 (vect_pattern_recog_1): Check for reduction only in loops.
2041 (vect_pattern_recog): Add new argument. Support basic blocks.
2042 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
2043 info to vect_is_simple_use_1.
2044 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
2045 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
2047 2012-03-15 Jakub Jelinek <jakub@redhat.com>
2048 Andrew Pinski <apinski@cavium.com>
2051 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
2052 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
2053 calls instead of __builtin_ir{int,ound}*.
2055 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2057 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
2060 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2062 * config.gcc (target_type_format_char): New. Document it. Set it for
2064 * configure.ac (gnu_unique_option): Use target_type_format_char
2065 in test. Comment rationale.
2066 * configure: Regenerate .
2068 2012-03-15 Jakub Jelinek <jakub@redhat.com>
2070 PR tree-optimization/52267
2071 * tree-vrp.c (masked_increment): New function.
2072 (register_edge_assert_for_2): Derive ASSERT_EXPRs
2073 from (X & CST1) cmp CST2 tests.
2075 2012-03-15 Richard Guenther <rguenther@suse.de>
2078 * tree-data-ref.c (subscript_dependence_tester_1): Check
2079 all dimensions for non-conflicting access functions.
2081 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2084 * doc/invoke.texi [C++ Language Options]: Document
2085 -ftemplate-backtrace-limit.
2087 2012-03-15 Tristan Gingold <gingold@adacore.com>
2089 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
2092 2012-03-15 Tristan Gingold <gingold@adacore.com>
2094 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
2095 use DW_OP_call_frame_cfa.
2097 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
2100 * config/i386/i386-opts.h (pmode): New.
2102 * config/i386/i386.c (ix86_option_override_internal): Properly
2103 check and set ix86_pmode.
2105 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
2107 * config/i386/i386.opt (maddress-mode=): New.
2109 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
2111 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2113 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
2114 (dwarf2out_do_cfi_asm): Likewise.
2115 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
2117 (add_data_member_location_attribute): Likewise.
2118 (gen_array_type_die): Likewise.
2119 (gen_subprogram_die): Likewise.
2120 (gen_producer_string): Likewise.
2121 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
2122 Remove MIPS_DEBUGGING_INFO handling.
2123 (sdb_debug_hooks): Likewise.
2124 (sdbout_begin_block): Likewise.
2125 (sdbout_end_block): Likewise.
2126 (sdbout_begin_prologue): Likewise.
2127 (sdbout_start_source_file): Likewise.
2128 (sdbout_end_source_file): Likewise.
2129 (sdbout_init): Likewise.
2130 * system.h (MIPS_DEBUGGING_INFO): Poison.
2132 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2134 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
2135 (alpha_file_start) [MS_STAMP]: Remove.
2137 * config/alpha/elf.h (TARGET_GAS): Remove.
2138 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
2139 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
2140 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
2141 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
2142 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
2143 (alpha*-*-freebsd*): Likewise.
2144 (alpha*-*-netbsd*): Likewise.
2145 (alpha*-*-openbsd*): Likewise.
2146 (alpha*-*-*): Remove target_cpu_default2.
2147 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
2149 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
2150 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
2151 * config/alpha/alpha.c (print_operand): Always assume
2152 TARGET_AS_SLASH_BEFORE_SUFFIX.
2153 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
2154 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
2155 ("*builtin_setjmp_receiver_er_1"): Remove.
2156 * config/alpha/alpha.opt (malpha-as): Remove.
2158 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
2160 Remove DEC Unix reference.
2162 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
2163 (EXTENDED_COFF): Remove.
2164 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
2165 (EXTENDED_COFF): Don't undef.
2166 * config/alpha/alpha.c (alpha_file_start): Always assume
2168 Don't set targetm.asm_file_start_file_directive.
2169 [!OBJECT_FORMAT_ELF]: Remove.
2170 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
2172 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
2173 (DBX_DEBUGGING_INFO): Remove.
2174 (MIPS_DEBUGGING_INFO): Remove.
2175 (PREFERRED_DEBUGGING_TYPE): Remove.
2176 (DBX_OUTPUT_SOURCE_LINE): Remove.
2177 (SDB_OUTPUT_SOURCE_LINE): Remove.
2178 (DBX_CONTIN_LENGTH): Remove.
2179 (NO_DBX_FUNCTION_END): Remove.
2180 (ASM_STABS_OP): Remove.
2181 (ASM_STABN_OP): Remove.
2182 (ASM_STABD_OP): Remove.
2183 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
2184 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
2185 (PUT_SDB_DEF): Remove.
2186 (PUT_SDB_PLAIN_DEF): Remove.
2187 (PUT_SDB_TYPE): Remove.
2188 (sdb_label_count): Remove.
2189 (PUT_SDB_BLOCK_START): Remove.
2190 (PUT_SDB_BLOCK_END): Remove.
2191 (PUT_SDB_FUNCTION_START): Remove.
2192 (PUT_SDB_FUNCTION_END): Remove.
2193 (PUT_SDB_EPILOGUE_END): Remove.
2194 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
2195 (MIPS_DEBUGGING_INFO): Don't undef.
2196 (DBX_DEBUGGING_INFO): Don't undef.
2197 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
2198 (MIPS_DEBUGGING_INFO): Don't undef.
2199 (DBX_DEBUGGING_INFO): Don't undef.
2200 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
2201 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
2203 (alpha_start_function): Likewise.
2204 (sdb_label_count): Remove.
2205 (alpha_output_filename): Remove DBX_DEBUG handling.
2206 (alpha_file_start): Likewise.
2208 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2210 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
2211 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
2212 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
2214 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
2215 (ld_tls_support): Remove Solaris 8 references.
2216 (lwp_dir, lwp_spec): Remove support for alternate thread library.
2217 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
2218 * configure: Regenerate.
2219 * config.in: Regenerate.
2221 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
2222 * config/i386/sol2.h: Remove Solaris 8 references.
2224 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
2225 (i?86-*-solaris2.9): ... this.
2226 Remove Solaris 8 references.
2227 (Specific, *-*-solaris2*): Document Solaris 8 removal.
2228 Remove Solaris 8 references.
2230 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2232 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
2233 (mips-sgi-irix6.5*): Remove.
2234 * config.host (mips-sgi-irix*): Remove.
2235 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
2236 (set_have_as_tls): Remove *-*-irix6*.
2237 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
2238 * configure: Regenerate.
2240 * config/mips/iris6.h: Remove.
2241 * config/mips/iris6.opt: Remove.
2242 * config/mips/t-irix6: Remove.
2244 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
2245 (TARGET_IRIX6): Remove.
2246 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
2247 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
2248 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
2250 (mips_file_start): Likewise.
2251 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
2253 * config/mips/driver-native.c [__sgi__]: Remove.
2254 (host_detect_local_cpu) [__sgi__]: Remove.
2256 * config/mips/gnu-user.h: Remove iris5.h reference.
2258 * config/mips/mips-modes.def: Remove IRIX 6 reference.
2259 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
2260 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
2263 * gcc.c (main): Move asm_debug initialization ...
2264 (asm_debug): ... here.
2266 * ginclude/stddef.h (__STDDEF_H__): Don't define.
2268 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
2269 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
2270 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
2271 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
2272 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
2273 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
2275 * doc/tm.texi: Regenerate.
2277 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
2279 (MIPS Options, -march): Remove IRIX reference.
2280 * doc/install.texi (Binaries, SGI IRIX): Remove.
2281 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
2283 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
2285 2012-03-14 Martin Jambor <mjambor@suse.cz>
2287 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
2288 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
2289 (expand_expr_real_1): Do not handle misalignment if modifier is
2292 2012-03-14 Richard Guenther <rguenther@suse.de>
2295 * tree-vect-generic.c (type_for_widest_vector_mode): Take
2296 element type instead of mode, use build_vector_type_for_mode
2297 instead of the langhook, build a vector of proper signedness.
2298 (expand_vector_operations_1): Adjust.
2300 2012-03-14 Richard Guenther <rguenther@suse.de>
2303 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
2304 a cgraph node for a FUNCTION_DECL that comes from a constructor.
2305 (gimple_get_virt_method_for_binfo): Likewise.
2307 2012-03-14 Richard Guenther <rguenther@suse.de>
2309 PR tree-optimization/52571
2310 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
2311 flag_section_anchors check ...
2312 (vect_can_force_dr_alignment_p): ... here. Do not re-align
2313 DECL_COMMON variables.
2315 2012-03-14 Richard Guenther <rguenther@suse.de>
2317 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2318 * stor-layout.c (start_bitfield_representative): New function.
2319 (finish_bitfield_representative): Likewise.
2320 (finish_bitfield_layout): Likewise.
2321 (finish_record_layout): Call finish_bitfield_layout.
2322 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2323 for QUAL_UNION_TYPE fields.
2324 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2325 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2326 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2331 * expr.c (get_bit_range): Unconditionally extract bitrange
2332 from DECL_BIT_FIELD_REPRESENTATIVE.
2333 (expand_assignment): Adjust call to get_bit_range.
2335 2012-03-14 Richard Guenther <rguenther@suse.de>
2338 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
2339 the outermost conversion is a sign-change only.
2340 (fold_binary_loc): Disregard widening and sign-changing
2341 conversions when we determine if two variables are equal
2343 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
2344 (T1)x if the outermost conversion is a sign-change only.
2346 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
2349 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
2351 * config/i386/predicates.md (constant_call_address_operand): Declare
2352 as special predicate. Update all uses.
2354 2012-03-13 Jakub Jelinek <jakub@redhat.com>
2357 * c-parser.c (c_parser_postfix_expression)
2358 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
2360 * config/i386/smmintrin.h: Avoid /* within a comment.
2361 * config/i386/nmmintrin.h: Likewise.
2363 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2365 * config/i386/i386.md (xbegin): Remove constraint from expander.
2367 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2369 * config/i386/predicates.md (constant_call_address_operand): Declare
2370 as special predicate. Update all uses.
2371 * config/i386/i386.md: Remove mode from constant_call_address_operand
2373 * config/i386/i386.c (ix86_output_call_insn): Call
2374 constant_call_address_operand with VOIDmode.
2376 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2378 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
2379 AND zero extended address correctly.
2381 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2383 * config/i386/predicates.md (tls_symbolic_operand): Declare as
2385 (tls_modbase_operand): Ditto.
2386 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
2387 tls_modbase_operand predicates.
2389 2012-03-13 Martin Jambor <mjambor@suse.cz>
2391 * expr.c (expand_assignment): Handle misaligned scalar writes to
2392 memory through top-level MEM_REFs by calling store_bit_field.
2394 2012-03-13 Richard Guenther <rguenther@suse.de>
2397 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
2398 if Y is a constant multiple of 1 << CST.
2400 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
2403 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
2404 offset (size) to a value the insns can deal with.
2405 (expand_epilogue): Ditto.
2407 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2409 * config/arm/neon.ml (ops): Fixup expected instructions for
2410 unsigned vector compares.
2412 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2414 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
2415 addresses only when %reg is not in word mode.
2417 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2419 * config/microblaze/microblaze.md: Fix typo.
2420 * tree-if-conv.c: Likewise.
2421 * tree-vect-patterns.c: Likewise.
2423 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2425 * config.gcc (extra_passes): Remove.
2426 * configure.ac (extra_passes): Don't substitute.
2427 * configure: Regenerate.
2428 * Makefile.in (EXTRA_PASSES): Remove.
2429 (GCC_PASSES): Remove $(EXTRA_PASSES).
2430 (MOSTLYCLEANFILES): Likewise.
2432 (install-common): Likewise.
2434 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
2436 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
2437 * config/i386/i386.c (ix86_decompose_address): Use
2438 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
2439 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
2440 thread pointer to a register.
2442 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
2444 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
2445 on tls_symbolic_operand.
2446 (tls_global_dynamic_64_<mode>): Likewise.
2448 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
2451 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
2452 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
2454 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
2457 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
2458 type from reg_class_t to enum reg_class.
2459 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
2461 2012-03-12 Andrew Pinski <apinski@cavium.com>
2463 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
2464 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
2465 (value_replacement): Likewise.
2466 (empty_block_p): Check also if the PHIs for the block are empty.
2468 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
2471 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
2472 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
2473 r184615 from 2012-02-28.
2475 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
2477 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
2478 (ix86_gen_tls_local_dynamic_base_64): Likewise.
2479 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
2480 and ix86_gen_tls_local_dynamic_base_64.
2481 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
2482 ix86_gen_tls_local_dynamic_base_64.
2484 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
2485 (*tls_global_dynamic_64_<mode>): This.
2486 (tls_global_dynamic_64): Renamed to ...
2487 (tls_global_dynamic_64_<mode>): This.
2488 (*tls_local_dynamic_base_64): Renamed to ...
2489 (*tls_local_dynamic_base_64_<mode>): This.
2490 (tls_local_dynamic_base_64): Renamed to ...
2491 (tls_local_dynamic_base_64_<mode>): This.
2493 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
2495 * config/i386/i386.c (ix86_option_override_internal): Properly
2496 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
2497 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
2498 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
2499 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
2501 * config/i386/sse.md (sse3_monitor64): Renamed to ...
2502 (sse3_monitor64_<mode>): This.
2504 2012-03-12 Tristan Gingold <gingold@adacore.com>
2506 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
2507 (ia64_function_arg_advance): Ditto.
2509 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2511 * config.gcc (mips*-*-openbsd*): Remove.
2512 * config/mips/openbsd.h: Remove.
2513 * config/mips/sdb.h: Remove.
2515 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
2516 * config/mips/mips.c (sdb_label_count): Remove.
2517 (mips_debugger_offset): Remove #if 0 code.
2518 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
2519 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
2521 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2523 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
2525 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
2526 Update binutils references.
2527 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
2528 Update binutils reference.
2529 Update Sun as/GNU ld caveat.
2530 Document binutils largefile requirement for LTO plugin.
2531 Remove reference to alternate libpthread.
2533 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2535 * config.gcc (alpha*-dec-osf5.1*): Remove.
2536 * config.host (alpha*-dec-osf*): Remove.
2537 * configure.ac (*-*-osf*): Remove.
2538 (alpha*-dec-osf*): Remove.
2539 * configure: Regenerate.
2541 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
2542 config/alpha/va_list.h, config/alpha/x-osf: Remove.
2544 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
2545 * config/alpha/alpha.c (struct machine_function): Update comment.
2546 (alpha_start_function): Remove Tru64 UNIX as handling for
2548 * config/alpha/alpha.md ("exception_receiver"): Remove
2549 TARGET_LD_BUGGY_LDGP.
2550 ("*exception_receiver_2"): Likewise.
2551 * except.c (finish_eh_generation): Remove Tru64 reference.
2552 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
2553 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
2554 * target.def (handle_pragma_extern_prefix): Remove.
2556 * Makefile.in (mips-tfile.o-warn): Remove.
2557 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
2558 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
2559 * mips-tdump.c, mips-tfile.c: Remove.
2561 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
2563 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
2564 (Specific, alpha*-dec-osf5.1): Note removal.
2565 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
2567 * doc/tm.texi: Regenerate.
2568 * doc/trouble.texi (Cross-Compiler Problems): Remove.
2570 2012-03-12 Richard Guenther <rguenther@suse.de>
2572 * config/arm/arm.c (neon_dereference_pointer): Do not call
2573 covert during RTL expansion.
2575 2012-03-12 Tristan Gingold <gingold@adacore.com>
2577 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
2578 Options. Mention -mpointer-size.
2580 2012-03-12 Richard Guenther <rguenther@suse.de>
2582 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
2583 build_nonstandard_integer_type.
2585 2012-03-12 Richard Guenther <rguenther@suse.de>
2587 * tree.c (signed_or_unsigned_type_for): Use
2588 build_nonstandard_integer_type.
2589 (signed_type_for): Adjust documentation.
2590 (unsigned_type_for): Likewise.
2591 * tree-pretty-print.c (dump_generic_node): Use standard names
2592 for non-standard integer types if available.
2594 2012-03-12 Tristan Gingold <gingold@adacore.com>
2596 * config/vms/vms.opt: Add vms-opts.h header.
2597 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
2599 (-mvms-return-codes): Document.
2600 (-mpointer-size): New option.
2601 (vms_pointer_size): Add enumeration.
2602 * config/vms/vms-opts.h: New file.
2603 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
2604 __INITIAL_POINTER_SIZE.
2605 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
2606 (C_COMMON_OVERRIDE_OPTIONS): Define.
2607 (DWARF2_ADDR_SIZE): Define.
2608 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
2609 * config/vms/vms-protos.h (vms_c_common_override_options):
2611 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
2612 if -mno-pointer-size.
2613 (vms_c_common_override_options): New function.
2614 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
2615 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
2616 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
2617 and flag_vms_pointer_size.
2618 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
2619 * config.gcc (*-*-*vms*): Define xm_file.
2620 (alpha*-dec-*vms*): Do not define xm_file.
2621 (alpha64-dec-*vms*): Remove.
2622 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
2625 2012-03-12 Jakub Jelinek <jakub@redhat.com>
2627 PR tree-optimization/51721
2628 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
2629 if (int) unsvar cmp CST.
2631 2012-03-12 Richard Guenther <rguenther@suse.de>
2633 * tree-sra.c (create_access_replacement): Only rename the replacement
2634 if we can rewrite it into SSA form. Properly mark register typed
2635 replacements that we cannot rewrite with TREE_ADDRESSABLE.
2636 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
2637 for aggregate or BLKmode results.
2639 2012-03-12 Jakub Jelinek <jakub@redhat.com>
2641 PR tree-optimization/52533
2642 * tree-vrp.c (register_edge_assert_for_2): Use double_int
2643 type for mask, only handle shifts by non-zero in-range
2644 shift count, for LE_EXPR and GT_EXPR if new_val is
2645 maximum, don't add the assertion.
2647 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
2649 * doc/invoke.texi: Document -mrtm option.
2650 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
2651 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
2652 (ix86_handle_option): Handle OPT_mrtm.
2653 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
2655 (x86_64-*-*): Ditto.
2656 * i386-builtin-types.def (INT_FTYPE_VOID): New.
2657 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2659 (ix86_target_string): Define -mrtm option.
2661 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
2663 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
2664 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
2666 (bdesc_special_args): Ditto.
2667 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
2668 (ix86_expand_special_args_builtin): Handle new built-in type.
2669 (ix86_expand_builtin): Handle XABORT instruction.
2670 * config/i386/i386.h (TARGET_RTM): New.
2671 * config/i386/i386.md (UNSPECV_XBEGIN): New.
2672 (UNSPECV_XEND): Ditto.
2673 (UNSPECV_XABORT): Ditto.
2674 (UNSPECV_XTEST): Ditto.
2681 * config/i386/i386.opt (mrtm): New.
2682 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
2683 * config/i386/rtmintrin.h: New header.
2684 * config/i386/xtestintrin.h: Ditto.
2686 2012-03-12 Tristan Gingold <gingold@adacore.com>
2688 * ginclude/stddef.h: Adjust previous patch.
2689 Use __VMS__ instead of VMS.
2691 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
2693 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
2694 Also convert sequences with CC setting arithmetic instruction.
2696 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
2698 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
2699 from C Language Options to Preprocessor Options.
2700 (C Dialect Options): Move -no-integrated-cpp documentation
2702 (Preprocessor Options): ...to here. Rewrite the description
2703 so it makes more sense, and remove discussion of merging front ends.
2705 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2707 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
2709 (ix86_expand_setmem): Likewise.
2711 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
2713 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
2716 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2718 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
2719 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
2721 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2723 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
2725 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2727 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
2730 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
2731 Uros Bizjak <ubizjak@gmail.com>
2733 * config/i386/predicates.md (call_insn_operand): Allow
2734 constant_call_address_operand in Pmode only.
2735 (sibcall_insn_operand): Ditto.
2736 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
2737 (*call_vzeroupper): Ditto.
2739 (*sibcall_vzeroupper): Ditto.
2740 (*call_value): Ditto.
2741 (*call_value_vzeroupper): Ditto.
2742 (*sibcall_value): Ditto.
2743 (*sibcall_value_vzeroupper): Ditto.
2744 (*indirect_jump): Ditto.
2745 (*tablejump_1): Ditto.
2746 (indirect_jump): Convert memory address to word mode for TARGET_X32.
2748 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
2751 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
2754 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
2755 Use movrt_negc instead of negc pattern for non-SH2A.
2757 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
2759 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
2761 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
2762 if Pmode != word_mode.
2763 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
2764 Pmode == SImode for TARGET_X32.
2766 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
2767 (tls_initial_exec_x32): Likewise.
2769 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
2771 PR rtl-optimization/52528
2772 * combine.c (can_combine_p): Add setting of subst_low_luid
2773 before call to expand_field_assignment().
2775 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
2777 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
2778 and related program names.
2780 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
2782 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
2784 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2787 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2788 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2790 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2791 (*movdi_internal_rex64): Use %E operand modifier for lea.
2792 (*movsi_internal): Ditto.
2794 (*lea<mode>_2): Ditto.
2795 (*lea_{3,4,5,6}_zext): Ditto.
2796 (*tls_global_dynamic_32_gnu): Ditto.
2797 (*tls_global_dynamic_64): Ditto.
2798 (*tls_dynamic_gnu2_lea_32): Ditto.
2799 (*tls_dynamic_gnu2_lea_64): Ditto.
2800 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2802 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2804 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
2805 redefine to be NULL if the current bit-size is different from the
2806 configured bit-size.
2808 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
2809 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
2810 set the default tuning. Add asserts to make sure the cpu and tune
2811 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
2812 test whether the index is set, instead of > 0.
2813 (rs6000_file_start): Do not reset the default cpu if the current
2814 bit-size is different from the configured bit-size.
2816 2012-03-09 Tristan Gingold <gingold@adacore.com>
2818 * config/vms/vms-crtlmap.map: Add comments.
2819 Add entries needed to build Ada RTS.
2821 2012-03-09 Tristan Gingold <gingold@adacore.com>
2823 * ginclude/stddef.h: Do not define __size_t on VMS.
2825 2012-03-09 Tristan Gingold <gingold@adacore.com>
2827 * c-tree.h (c_default_pointer_mode): New variable.
2828 * c-decl.c (c_default_pointer_mode): New variable.
2829 (c_build_pointer_type): New function.
2830 (grokdeclarator): Call c_build_pointer_type instead
2831 of build_pointer_type.
2833 * config/vms/vms-c.c: Include c-tree.h
2834 (saved_pointer_mode): New variable.
2835 (handle_pragma_pointer_size): New function.
2836 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
2837 (vms_c_register_pragma): Register __pointer_size and
2838 __required_pointer_size pragmas.
2840 2012-03-09 Tristan Gingold <gingold@adacore.com>
2842 * config/vms/vms-c.c (vms_construct_include_filename): New function.
2843 (vms_c_register_includes): Reference it.
2845 2012-03-09 Andrew Pinski <apinski@cavium.com>
2848 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
2850 (tree_ssa_phiopt_worker): Go through all the PHIs for
2851 value_replacement instead of just the singleton one.
2852 (value_replacement): Change return type to int. Return 0 instead of
2854 Allow the middle basic block to contain more than just the defining
2856 Handle non empty middle basic blocks.
2857 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
2859 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
2861 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
2862 array reference and component reference.
2863 (analyze_scalar_evolution_for_address_of): New.
2865 2012-03-08 Jie Zhang <jzhang918@gmail.com>
2868 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
2869 (hwloop_pattern_reg): Fix set but not used warning.
2870 (bfin_reorg_loops): Remove unused parameter.
2871 (bfin_reorg): Update use of bfin_reorg_loops.
2873 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
2875 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
2876 with integer parameters in registers.
2877 (gen_push): Push register in word_mode instead of Pmode.
2878 (ix86_emit_save_regs): Likewise.
2879 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
2880 (gen_pop): Pop register in word_mode instead of Pmode.
2881 (ix86_emit_restore_regs_using_pop): Likewise.
2882 (ix86_expand_prologue): Replace Pmode with word_mode for push
2883 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
2884 restore RAX and R10 in word_mode.
2885 (ix86_emit_restore_regs_using_mov): Restore integer registers
2887 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
2889 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
2890 (ix86_split_long_move): Likewise.
2892 * config/i386/i386.md (W): New.
2893 (*push<mode>2_prologue): Replace :P with :W.
2894 (*pop<mode>1): Likewise.
2895 (*pop<mode>1_epilogue): Likewise.
2896 (push/pop peephole2): Use word_mode scratch registers.
2898 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
2900 * config/i386/predicates.md (indirect_branch_operand): Simplify.
2902 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
2904 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
2905 for constants in [-63,63].
2907 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
2911 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
2913 * config/i386/i386.c (ix86_print_operand_address): Only handle
2914 zero-extended DImode addresses.
2916 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2918 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
2919 * configure: Regenerate.
2921 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
2924 * config/avr/avr.c (avr_mem_clobber): New static function.
2925 (avr_expand_delay_cycles): Add memory clobber operand to
2926 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
2927 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
2928 (enable_interrupt, disable_interrupt): New expander.
2929 (nopv, sleep, wdr): New expanders.
2930 (delay_cycles_1): Add memory clobber.
2931 (delay_cycles_2): Add memory clobber.
2932 (delay_cycles_3): Add memory clobber.
2933 (delay_cycles_4): Add memory clobber.
2934 (cli_sei): New insn from former "enable_interrupt",
2935 "disable_interrupt" with memory clobber.
2936 (*wdt): New insn from former "wdt" with memory clobber.
2937 (*nopv): Similar, but for "nopv".
2938 (*sleep): Similar, but for "sleep".
2940 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
2941 Kaz Kojima <kkojima@gcc.gnu.org>
2944 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
2945 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
2946 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2948 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
2950 * config/i386/predicates.md (x86_64_zext_general_operand): New.
2951 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
2952 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
2954 2012-03-07 Walter Lee <walt@tilera.com>
2956 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
2957 REG_CFA_* notes for the stack pointer.
2958 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
2959 EH_RETURN_STACKADJ_RTX.
2960 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
2961 generate REG_CFA_* notes for the stack pointer.
2962 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
2963 by EH_RETURN_STACKADJ_RTX.
2965 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
2967 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
2968 when __AVR_3_BYTE_PC__ is defined.
2970 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
2972 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
2973 (ix86_print_operand): Handle '^'.
2974 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
2975 using P mode iterator. Add %^ to asm template to conditionally emit
2977 (*rep_movdi_rex64): Ditto.
2978 (*strsetdi_rex_1): Ditto.
2979 (*rep_stosdi_rex64): Ditto.
2980 (*strmov{si,hi,qi}_1): Add %^ to asm template to
2981 conditionally emit addr32 prefix.
2982 (*rep_mov{si,qi}): Ditto.
2983 (*strset{si,hi,qi}): Ditto.
2984 (*rep_stos{si,qi}): Ditto.
2985 (*cmpstrnqi_nz_1): Ditto.
2986 (*cmpstrnqi_1): Ditto.
2987 (*strlenqi_1): Ditto.
2989 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
2991 * config/i386/i386.c (function_value_64): Return pointers in
2992 word_mode instead of Pmode.
2993 (ix86_promote_function_mode): Likewise.
2995 2012-03-07 Richard Guenther <rguenther@suse.de>
2997 * coverage.c (get_gcov_type): Use type_for_mode.
2998 (get_gcov_unsigned_t): Likewise.
2999 * expr.c (store_constructor): Use type_for_mode.
3000 (try_casesi): Likewise.
3001 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
3002 (add_standard_iv_candidates): Use standard type trees.
3003 * dojump.c (do_jump): Remove dead code.
3005 2012-03-07 Richard Guenther <rguenther@suse.de>
3007 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
3009 2012-03-07 Richard Guenther <rguenther@suse.de>
3011 * convert.c (strip_float_extensions): Move ...
3012 * tree.c (strip_float_extensions): ... here.
3014 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
3017 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
3019 2012-03-07 Richard Guenther <rguenther@suse.de>
3021 * omp-low.c (extract_omp_for_data): Use signed_type_for.
3022 (expand_omp_for_generic): Likewise.
3023 (expand_omp_for_static_nochunk): Likewise.
3024 (expand_omp_for_static_chunk): Likewise.
3025 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
3026 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
3027 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
3028 Use unsigned_type_for.
3029 (vect_create_cond_for_align_checks): Use signed_type_for.
3031 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
3033 PR rtl-optimization/52203
3034 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
3035 all callers to pass NULL except ...
3036 (reset_sched_cycles_in_current_ebb): ... here, save the value
3037 in new variable 'empty'. Increase issue_rate only for
3040 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
3043 * Makefile.in: Let install-gcc-ar depend on installdirs,
3044 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
3045 Don't double canonicalize if cross-compiling.
3047 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
3050 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
3051 to: RAMPZ, RAMPY, RAMPX, RAMPD.
3052 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
3054 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
3057 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
3059 * config/avr/avr.md (xload_8): Adjust insn length.
3061 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
3064 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
3065 if RAMPZ affects reading from RAM.
3067 2012-03-07 Richard Guenther <rguenther@suse.de>
3071 * doc/invoke.texi (Precompiled Headers): Remove sentence that
3072 suggests you can include PCHs from inside another header.
3074 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
3077 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
3079 2012-03-07 Kai Tietz <ktietz@redhat.com>
3081 * doc/invoke.texi (fwritable-relocated-rdata): Document
3082 new Cygwin/MinGW target option.
3083 * config/i386/winnt.c (i386_pe_unique_section): Ignore
3084 reloc if flag -fwritable-relocated-rdata is not set.
3085 (i386_pe_section_type_flags): Likewise.
3086 * config/i386/cygming.opt (fwritable-relocated-rdata):
3087 Add new flag variable flag_writable_rel_rdata.
3089 2012-03-07 Richard Guenther <rguenther@suse.de>
3091 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
3092 precision against gimple constraints.
3094 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
3097 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
3099 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
3100 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
3102 (init_emit_regs): Move associated initialization to...
3103 (init_emit_once): ...here.
3105 2012-03-06 Richard Henderson <rth@redhat.com>
3107 * config/m68k/m68k.h (ISA_HAS_TAS): New.
3108 * config/m68k/sync.md (atomic_test_and_set): Use it.
3109 (atomic_test_and_set_1): Likewise.
3111 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3114 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
3115 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
3116 (vector_ltgt<mode>): Likewise.
3117 (vector_ordered<mode>): Likewise.
3118 (vector_unordered<mode>): Likewise.
3119 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
3121 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
3123 * trans-mem.c: New typedef for tm_region_p.
3124 Define vector types for tm_region_p.
3125 (tm_region_init): Replace region_worklist to a vector called
3128 2012-03-06 Richard Guenther <rguenther@suse.de>
3130 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
3131 MEM_REF with constant pointer operand.
3133 2012-03-06 Richard Guenther <rguenther@suse.de>
3136 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3138 2012-03-06 Tristan Gingold <gingold@adacore.com>
3140 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
3141 (external_model_kind): Improve documentation.
3142 (vms_pragma_extern_model): Handle relaxed_redef.
3143 (vms_c_register_pragma): Allow expansion for nomember_alignment.
3145 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
3147 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
3148 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
3149 Some more notes on EIND usage and reorder EIND subsection.
3151 2012-03-06 Tristan Gingold <gingold@adacore.com>
3153 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
3154 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
3156 2012-03-06 Tristan Gingold <gingold@adacore.com>
3158 * config/vms/t-vmsnative (version): Define.
3159 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
3161 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
3163 PR rtl-optimization/52250
3164 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
3165 to put note list into. Unconditionally call move_bb_info.
3166 (move_bb_info): Do not assert the blocks being in the same region,
3167 just drop the note list if they are not.
3169 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
3172 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
3173 and use unified expansion logic.
3174 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
3175 closer to the existing movt insn.
3176 (negc): Rename insn to *negc. Add new expander.
3177 (movnegt): Use xor pattern for T bit negation. Reserve helper
3178 constant for negc pattern.
3179 (*movnegt): New insn and splitter.
3181 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
3183 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
3186 2012-03-05 Richard Henderson <rth@redhat.com>
3188 * genemit.c (main): Include "target.h" in insn-emit.c.
3189 * Makefile.in (insn-emit.o): Depend on TARGET_H.
3190 * config/sh/sync.md (atomic_test_and_set): Reference
3191 targetm.atomic_test_and_set_trueval instead of
3192 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
3194 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
3196 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
3199 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
3201 * langhooks.c (add_builtin_type): New function.
3202 * langhooks.h (add_builtin_type): Export it.
3203 * config/mep/mep.c (mep_init_builtins): Use it.
3204 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
3206 2012-03-05 Jakub Jelinek <jakub@redhat.com>
3209 * tree.h (BLOCK_SAME_RANGE): Define.
3210 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
3211 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
3212 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
3213 isn't equal to supercontext fragment's fragment chain.
3214 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
3216 (blocks_nreverse_all): Likewise.
3217 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
3218 BLOCK_SUPERCONTEXT to supercontext fragment instead of
3219 supercontext fragment's fragment origin.
3220 * dwarf2out.c (add_high_low_attributes): If stmt has the same
3221 range as its parent (or parents thereof etc.), use the parent's
3222 DW_AT_ranges value instead of creating a new .debug_ranges range.
3224 2012-03-05 Richard Henderson <rth@redhat.com>
3227 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
3228 * omp-low.c (expand_omp_atomic): Assume anything aligned to
3229 BIGGEST_ALIGNMENT is aligned.
3231 2012-03-05 Richard Henderson <rth@redhat.com>
3233 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
3234 * config/sh/sh.c: ... here.
3236 2012-03-05 Richard Henderson <rth@redhat.com>
3239 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
3240 instead of calling negqi2 directly.
3242 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
3245 * trans-mem.c (tm_region_init): Use last_basic_block.
3247 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
3249 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
3250 * config/sh/sync.md (atomic_test_and_set): New expander.
3251 (tasb, atomic_test_and_set_soft): New insns.
3252 * config/sh/sh.opt (menable-tas): New option.
3253 * doc/invoke.texi (SH Options): Document it.
3255 2012-03-05 Richard Guenther <rguenther@suse.de>
3257 * cfgloop.c (verify_loop_structure): Verify dominators before
3259 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
3260 dominators from here.
3261 * graphite-scop-detection.c (create_sese_edges): Likewise.
3262 * loop-doloop.c (doloop_optimize_loops): Likewise.
3263 * loop-init.c (loop_optimizer_init): Likewise.
3264 * loop-unroll.c (unroll_and_peel_loops): Likewise.
3265 * loop-unswitch.c (unswitch_loops): Likewise.
3266 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
3267 * tree-parloops.c (parallelize_loops): Likewise. Verify
3268 only when checking is enabled.
3269 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
3271 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
3273 * genautomata.c (parse_automata_opt): New static function.
3274 (initiate_automaton_gen): Remove all option handling code. Remove
3275 argc argument. All callers changed.
3276 (main): Call init_rtx_reader_args_cb with the new function as argument.
3278 2012-03-05 Richard Guenther <rguenther@suse.de>
3280 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
3281 * tree-if-conv.c (combine_blocks): Free post-dominator info
3283 * tree-parloops.c (create_parallel_loop): Free and re-compute
3284 dominator info after breaking it.
3286 2012-03-05 Richard Guenther <rguenther@suse.de>
3289 * optabs.h (trapv_unoptab_p): New function.
3290 (trapv_binoptab_p): Likewise.
3291 * optabs.c (expand_binop): Use emit_libcall_block_1 with
3292 a proper equiv_may_trap argument.
3293 (expand_unop): Likewise.
3294 (emit_libcall_block_1): Take extra argument whether the
3295 instruction may trap. Renamed from ...
3296 (emit_libcall_block): ... this. New wrapper.
3298 2012-03-05 Jakub Jelinek <jakub@redhat.com>
3300 PR tree-optimization/51721
3301 * tree-vrp.c (register_edge_assert_for_2): If comparing
3302 lhs of right shift by constant with an integer constant,
3303 add ASSERT_EXPRs for the rhs1 of the right shift.
3305 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
3307 2012-03-05 Richard Guenther <rguenther@suse.de>
3309 * tree.c (integer_zerop): Handle VECTOR_CSTs.
3310 (integer_onep): Likewise.
3311 (integer_all_onesp): Likewise.
3313 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
3315 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
3317 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
3319 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
3320 instead of TARGET_64BIT.
3322 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
3324 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
3327 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
3329 * config/i386/i386.c (ix86_print_operand_address): Only handle
3330 zero-extended DImode addresses.
3332 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
3334 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
3335 taken and cputaken as bool.
3337 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
3339 * config/i386/constraints.md (Ya): New internal constraint.
3340 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
3341 (*zero_extendsidi2_rex64): Add x,x alternative.
3342 (*zero_extendsidi2): Ditto. Add o,0 alternative.
3343 Remove flags reg clobber. Adjust corresponding splits.
3344 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
3345 zero_extendqisi2 expanders using SWI12 mode iterator.
3346 (zero_extend<mode>si2_and): Macroize insn from
3347 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
3349 (*zero_extend<mode>si2): Macroize insn from
3350 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
3351 (*zero_extend*2_movzbl_and): Remove insn patterns.
3352 (zero_extendqihi2_and): Merge corresponding splitter.
3353 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
3354 (*zero_extend*2_movzbl_and): Remove insn patterns.
3355 (*anddi_1): Split TYPE_IMOVX instructions.
3356 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
3358 (and->zext splitter): Add splitter pattern.
3359 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
3361 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
3363 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
3365 (Debugging Options): Likewise.
3366 (Optimize Options): Likewise.
3367 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
3368 with other architectures. Use official processor names with correct
3369 spelling/capitalization. Fix formatting and grammar issues.
3370 (i386 and x86-64 Windows Options): Similar cleanup here.
3372 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3374 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3376 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3378 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3379 DBX_REGISTER_NUMBER.
3381 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3383 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3384 operand is CONST_INT. Take COSTS_N_INSNS into account.
3385 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
3388 2012-03-02 Richard Henderson <rth@redhat.com>
3390 * optabs.c (expand_atomic_test_and_set): Honor
3391 atomic_test_and_set_trueval even when atomic_test_and_set
3392 optab is not in use.
3394 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
3398 * config/sh/sh.c (sh_register_move_cost): Increase cost between
3399 GENERAL_REGS and FP_REGS for SImode.
3401 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3404 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
3405 (absdi2): New expander.
3406 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
3408 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3410 * config/sh/sync.md (atomic_exchange<mode>): New expander.
3411 (atomic_exchange<mode>_soft): New insn.
3413 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3415 * config/sh/sync.md: Update copyright notice dates.
3416 (atomic_compare_and_swap<mode>): Use SImode for return value instead
3418 (atomic_compare_and_swap<mode>_soft): Likewise.
3420 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
3423 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
3424 * config/sh/sh.c: Update copyright notice dates.
3425 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
3426 alignment for TARGET_HARD_SH4.
3427 (sh_option_override): Reduce default function alignment. Set
3428 loop alignment to 4 bytes when not optimizing for size.
3430 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
3433 * doc/invoke.texi (floop-flatten): Remove.
3434 * toplev.c (process_options): Remove references to flag_loop_flatten.
3435 * tree-ssa-loop.c (gate_graphite_transform): Same.
3436 * common.opt (floop-flatten): Obsolete.
3437 * graphite-poly.c (apply_poly_transforms): Remove reference to
3439 * Makefile.in (graphite-flattening.o): Remove.
3440 * graphite-flattening.c: Remove.
3442 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
3444 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
3445 having mode compatible with the mode of previous compare. Substitute
3446 compare mode of previous compare with the mode, compatible
3447 with eliminated and previous compare.
3449 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3451 * config/rs6000/dfp.md (floatdidd2): New define_insn.
3453 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
3455 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
3456 compatible with CCGOCmode and CCGCmode.
3458 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
3460 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
3462 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
3464 * config/arm/arm.c (arm_sat_operator_match): New function.
3465 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
3466 * config/arm/arm.md ("insn" attribute): Add "sat" value.
3467 ("SAT", "SATrev"): New code iterators.
3468 ("SATlo", "SAThi"): New code iterator attributes.
3469 ("*satsi_<SAT:code>"): New pattern.
3470 ("*satsi_<SAT:code>_shift"): Likewise.
3471 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
3472 and "shift" attributes.
3473 ("arm_usatsihi"): Add "insn" attribute.
3474 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
3475 by powers of two. Do not allow shift by 32.
3477 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
3480 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
3481 to pass the argument in the register of "natural" mode.
3483 2012-03-02 Richard Guenther <rguenther@suse.de>
3485 PR tree-optimization/52406
3486 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3487 (struct indices): Add unconstrained_base member.
3488 (struct dr_alias): Remove unused vops member.
3489 (DR_UNCONSTRAINED_BASE): New define.
3490 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3491 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3492 be an artificial access that covers the whole indexed object,
3493 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3494 plain decl base-objects to their MEM_REF variant.
3495 (dr_may_alias_p): When the base-object of either data reference
3496 has unknown size use only points-to information.
3497 (compute_affine_dependence): Make dumps easier to read and
3499 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3500 DR_REF when looking for packed references.
3501 (vect_supportable_dr_alignment): Likewise.
3503 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
3505 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
3506 Improve conditions for peepholes of loads followed by commutative
3508 * config/arm/ldmstm.md: Regenerated.
3510 2012-03-02 Richard Guenther <rguenther@suse.de>
3512 * BASE-VER: Set to 4.8.0.
3514 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
3516 * config.gcc (obsolete): Add all ARM targets using the FPA.
3517 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
3518 * doc/install.texi: Avoid references to obsolete ARM ports.
3520 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
3522 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
3524 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
3525 Joern Rennecke <joern.rennecke@embecosm.com>
3527 * doc/extend.texi: Expand and update information on interrupt
3528 attribute for Epiphany.
3530 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3532 * config/sh/sh-protos.h: Update copyright notice dates.
3533 * config/sh/sh.h: Likewise.
3534 * config/sh/sh.md: Likewise.
3535 * config/sh/constraints.md: Likewise.
3536 * config/sh/predicates.md: Likewise.
3538 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3540 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
3541 * config/sh/sh.c (tertiary_reload_operand): Likewise.
3543 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3545 * config/sh/constraints.md: Fix comment typo.
3547 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3550 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
3551 unsigned HOST_WIDE_INT.
3552 (zvdep_imm64): Likewise.
3553 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
3554 (vdepi_and): Likewise.
3555 Likewise for unamed 64-bit patterns.
3556 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
3558 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
3561 PR rtl-optimization/52417
3562 * cselib.c (cselib_any_perm_equivs): New variable.
3563 (cselib_reset_table): Check that it's not set when not
3564 preserving constants.
3565 (cselib_add_permanent_equiv): Set it.
3566 (cselib_have_permanent_equivalences): New.
3567 (cselib_init, cselib_finish): Reset it.
3568 * cselib.h (cselib_have_permanent_equivalences): Declare.
3569 * alias.c (get_addr): Restore earlier behavior when there
3570 aren't permanent equivalences.
3572 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
3574 * config/mn10300/mn10300-modes.def: Fix copyright notice.
3575 * config/v850/v850-modes.def: Fix copyright notice.
3577 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3579 * doc/extend.texi (AVR Built-in Functions): Document
3580 __builtin_avr_flash_segment.
3582 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
3583 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
3584 (*split.flash_segment): New insn-and-split.
3585 * config/avr/avr.c (avr_init_builtins): Add local variables:
3586 const_memx_void_node, const_memx_ptr_type_node,
3587 char_ftype_const_memx_ptr.
3589 2012-03-01 Jakub Jelinek <jakub@redhat.com>
3591 PR tree-optimization/52445
3592 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
3593 add ssa_name_ver, offset and size fields and change store field
3595 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
3596 (add_or_mark_expr): Likewise. Only consider previous stores
3597 with the same size and offset.
3598 (nt_init_block): Only look at gimple_assign_single_p stmts,
3599 doesn't look at rhs2.
3601 2012-03-01 Richard Guenther <rguenther@suse.de>
3604 * tree-cfg.c (verify_gimple_assign_unary): Allow any
3605 conversions from integral types to pointer types.
3607 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3609 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
3610 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
3611 unintentionally removed in r184616.
3613 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3615 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
3618 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3619 Uros Bizjak <ubizjak@gmail.com>
3622 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
3623 alternatives, add "e" constraint to the new last alternative
3624 and ! to last 3 alternatives.
3626 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
3628 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
3629 DW_AT_artificial attributes at the end of the processing.
3630 (gen_array_type_die): Likewise.
3631 (gen_enumeration_type_die): Likewise.
3632 (gen_struct_or_union_type_die): Likewise.
3633 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
3636 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3639 * expr.c (expand_assignment): If doing misaligned store that doesn't
3640 cover all mode bits, perform a RMW cycle.
3642 PR tree-optimization/52429
3643 * tree-parloops.c (separate_decls_in_region_debug): Return early
3644 if var is LABEL_DECL.
3646 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3648 PR tree-optimization/52424
3649 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
3650 calling dom_thread_across_edge.
3652 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3654 * config/avr/avr.c: Move definition of TARGET macros to end of file.
3656 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3658 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
3659 * config/avr/avr.c (avr_output_bld): Remove unused function.
3660 (avr_out_sbxx_branch): Use "%T" to print bit position.
3662 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3664 * config/avr/avr.md: Untabify.
3666 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3668 * config/avr/avr.md (eqne): New code iterator.
3669 (*dec-and-branchsi): Use it in text peephole's condition.
3670 (*dec-and-branchhi): Ditto.
3671 (*dec-and-branchqi): Ditto.
3673 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
3676 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
3677 the device does not have the skip-bug.
3679 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
3681 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
3682 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
3683 -mpretend-cmove): New.
3685 2012-02-29 Jakub Jelinek <jakub@redhat.com>
3688 * df.h (struct df_d): Adjust comment that hard_regs_live_count
3689 doesn't count DEBUG_INSN refs.
3690 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
3691 for DEBUG_INSN refs.
3693 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3697 2012-02-20 Richard Guenther <rguenther@suse.de>
3698 PR tree-optimization/52298
3699 * tree-vect-stmts.c (vectorizable_load): Properly use
3700 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3703 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
3706 * gimple.h (gimple_in_transaction): New.
3707 (gimple_set_in_transaction): New.
3708 (struct gimple_statement_base): Add in_transaction field.
3709 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
3711 (tree_ssa_lim_initialize): Compute transaction bits.
3712 * tree.h (compute_transaction_bits): Protoize.
3713 * trans-mem.c (tm_region_init): Use the heap to store BB
3715 (compute_transaction_bits): New.
3717 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3719 * gcc.c (display_help): Document --help=common and sort entries
3722 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3724 * doc/install.texi: Document check-$LANG specific shortcuts
3726 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3729 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
3731 * config/arm/arm_neon.h: Regenerate.
3732 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
3733 (neon_vcgeu): New insn.
3734 (neon_vcgtu): Likewise.
3735 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
3736 (ops): Unsigned comparison intrinsics call a different builtin.
3738 2012-02-28 Richard Guenther <rguenther@suse.de>
3741 * config/i386/i386.c (ix86_expand_vector_set): Fix element
3742 ordering for the VEC_CONCAT for two element vectors for
3743 V2SFmode, V2SImode and V2DImode.
3745 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3748 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
3749 detecting big-endian triplets.
3751 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
3753 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
3754 mode if there is no type information available.
3756 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
3758 PR tree-optimization/53207
3759 * doc/invoke.texi: Document as experimental and relying on graphite.
3761 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3763 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
3764 of initializer to changes from r184614.
3766 2012-02-28 Richard Guenther <rguenther@suse.de>
3768 PR tree-optimization/52395
3769 * tree-sra.c (build_ref_for_offset): Also look at the base
3770 TYPE_ALIGN when figuring out the alignment of the replacement.
3772 2012-02-28 Richard Guenther <rguenther@suse.de>
3774 PR tree-optimization/52402
3775 * ipa-prop.c (ipa_modify_call_arguments): Properly use
3776 mis-aligned types when creating the accesses at the call site.
3778 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3780 * config/avr/builtins.def: New file.
3781 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
3782 * config/avr/avr.c (enum avr_builtin_id): Use it.
3783 (avr_init_builtins): Use it. And use avr_bdesc.
3784 (bdesc_1arg): Remove.
3785 (bdesc_2arg): Remove.
3786 (bdesc_3arg): Remove.
3787 (struct avr_builtin_description): Add field n_args.
3788 (avr_bdesc): New static variable using builtins.def.
3789 (avr_expand_builtin): Use it.
3790 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
3791 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
3792 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
3794 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3797 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
3798 match only one single hard register with respective hard reg rtx.
3799 (movmemx_<mode>): Ditto.
3800 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
3801 insn anatomy of movmem[x]_<mode>.
3802 (avr_out_movmem): Same for printing assembler and operand usage.
3804 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
3808 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
3809 address spaces located outside of device flash.
3811 * config/avr/avr.h (base_arch_s): Remove field n_segments.
3812 (mcu_type_s): Add field n_flash.
3813 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
3814 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
3815 (AVR_MCU): Add N_FLASH argument.
3816 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
3817 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
3818 macro __FLASH<n> if that address space makes sense for the device.
3819 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
3820 outside of target flash.
3821 (avr_asm_named_section): Ditto.
3822 (avr_asm_select_section): Ditto.
3823 (avr_addr_space_convert): Ditto.
3824 (avr_emit_movmemhi): Ditto.
3825 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
3826 address space is outside of device flash.
3827 (avr_insert_attributes): Ditto.
3828 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
3829 avr_current_arch->n_segments.
3831 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
3834 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
3835 (*movabs<mode>_2): Likewise.
3837 2012-02-27 Jakub Jelinek <jakub@redhat.com>
3840 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
3841 s_register_operand in the test instead of REG_P. Don't call
3842 gen_reg_rtx if it won't be used.
3844 PR tree-optimization/52376
3845 * ipa-split.c (split_function): Ignore CLOBBER stmts.
3847 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
3849 * ifcvt.c (noce_get_condition): Check condition variable is not
3850 small_register_classes_for_mode_p before accepting.
3852 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
3854 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
3856 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3859 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3860 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3862 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3864 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
3866 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
3868 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
3870 * config/sh/predicates.md: Remove blank lines.
3871 * config/sh/sh.c: Fix typos in comments.
3872 * config/sh/constraints.md: Likewise.
3873 * config/sh/sh.md: Remove blank lines.
3874 Fix typos in comments. Use ;; as comment characters.
3876 2012-02-26 Walter Lee <walt@tilera.com>
3878 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
3879 (replace_mov_pcrel_step2): Ditto.
3881 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
3884 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
3885 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
3886 and locs that reference values newer than the non-canonical value
3887 at hand. Return the canonical value as a worst case.
3888 (memrefs_conflict_p): Walk canonical value's locs.
3891 * cselib.c (preserve_only_constants): Rename to...
3892 (preserve_constants_and_equivs): ... this. Split out...
3893 (invariant_or_equiv_p): ... this. Preserve plus expressions
3894 of other preserved expressions too.
3895 (cselib_reset_table): Adjust.
3896 * var-tracking.c (reverse_op): Use canonical value to build
3899 2012-02-23 Kai Tietz <ktietz@redhat.com>
3901 * config/i386/i386.c (ix86_delegitimize_address): Handle
3902 UNSPEC_PCREL plus displacement.
3904 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
3907 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
3908 to test for unusedness in st X addressing.
3910 2012-02-24 Richard Guenther <rguenther@suse.de>
3913 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
3914 (is_gimple_reg_type): Move inline ...
3915 * gimple.h (is_gimple_reg_type): ... here.
3917 2012-02-24 Richard Guenther <rguenther@suse.de>
3920 * passes.c (execute_function_todo): When verifying SSA form
3921 verify gimple form first.
3922 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
3924 2012-02-24 Richard Guenther <rguenther@suse.de>
3927 * fold-const.c (fold_addr_of_array_ref_difference): New function.
3928 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
3930 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3932 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
3934 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3936 * tree-phinodes.c (make_phi_node): Mark static.
3937 * tree-flow.h (make_phi_node): Remove extern decl.
3938 * doc/gimple.texi (make_phi_node): Remove documentation.
3940 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3942 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
3943 * tree-ssa-sccvn.c (print_scc): Ditto.
3945 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3947 * doc/passes.texi (Full redundancy elimination): Fix typo.
3949 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3951 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
3953 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
3956 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
3958 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
3961 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
3963 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
3965 * config/avr/avr.md (code_stdname): Add ior, xor.
3966 (xior): New code iterator.
3967 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
3968 (*<code_stdname><mode>qi.byte1-3): Ditto.
3970 2012-02-23 Jakub Jelinek <jakub@redhat.com>
3972 PR tree-optimization/52019
3973 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
3976 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3978 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
3979 HAVE_INITFINI_ARRAY to work around namespace pollution in
3980 certain versions of newlib system headers.
3981 * config.in: Regenerate.
3982 * configure: Regenerate.
3983 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
3984 instead of HAVE_INITFINI_ARRAY.
3986 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
3989 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
3990 is not offsettable memory reference.
3992 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3995 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
3996 setting avr_need_clear_bss_p for __gnu_lto* symbols.
3998 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4000 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4001 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4003 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4005 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4006 library on Solaris 8 even without TLS support.
4007 * configure: Regenerate.
4009 2012-02-22 Richard Guenther <rguenther@suse.de>
4012 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4013 for GIMPLE_DEBUG stmts.
4015 2012-02-22 Martin Jambor <mjambor@suse.cz>
4018 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4019 according to the base object.
4021 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4023 PR rtl-optimization/50063
4024 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4025 and 2 (8-bit SP) in operand 2.
4026 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4027 setup to use movhi_sp_r instead of vanilla move to write SP.
4028 Adjust REG_CFA notes to superseed unspec.
4029 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4031 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4032 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4033 irq_state 1 (IRQ known to be on) here.
4035 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4037 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4039 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4040 assign_hard_reg): Likewise.
4042 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4044 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4046 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4049 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4050 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4052 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4054 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4055 prototype from here to...
4056 * config/avr/avr.h: ...here.
4058 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4061 * thumb2.md (thumb2_shiftsi3_short): Split register and
4062 immediate shifts. For register shifts tie operands 0 and 1.
4063 (peephole2 for above): Check that register-controlled shifts
4064 have suitably tied operands.
4066 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4069 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4070 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4071 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4072 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4073 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4074 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4075 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4076 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4077 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4078 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4079 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4080 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4081 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4082 bdver1_ssevector_avx256_unaligned_load,
4083 bdver1_ssevector_sse128_unaligned_load,
4084 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4085 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4086 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4087 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4088 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4089 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4090 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4091 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4092 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4093 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4094 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4095 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4096 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4097 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4098 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4099 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4100 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4101 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4102 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4103 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4104 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4105 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4106 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4107 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4108 bdver1_ssediv_double_load, bdver1_ssediv_double,
4109 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4110 Add "bdver2" attribute.
4112 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4114 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4115 default if possible and not specified otherwise.
4117 2012-02-21 Richard Guenther <rguenther@suse.de>
4120 * gimplify.c (create_tmp_from_val): Use the main variant type
4121 for the type of the temporary we create.
4123 2012-02-21 Richard Guenther <rguenther@suse.de>
4125 PR tree-optimization/52324
4126 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4127 do not gimplify a MEM_REF address operand if it is already
4130 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4132 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4133 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4135 2012-02-21 Richard Guenther <rguenther@suse.de>
4137 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4138 nested_in_vect_loop.
4140 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4142 PR tree-optimization/52318
4143 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4144 vdef also to non-pure/const call stmts in the sequence.
4146 2012-02-21 Tristan Gingold <gingold@adacore.com>
4148 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
4150 2012-02-20 David S. Miller <davem@davemloft.net>
4152 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4153 don't use the "rd %pc" instruction on v9 for PIC register loads.
4155 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4158 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4159 in a transaction safe function.
4161 2012-02-20 Kai Tietz <ktietz@redhat.com>
4164 * stor-layout.c (place_field): Handle desired_align for
4167 2012-02-20 Richard Guenther <rguenther@suse.de>
4169 PR tree-optimization/52298
4170 * tree-vect-stmts.c (vectorizable_store): Properly use
4171 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4173 (vectorizable_load): Likewise.
4174 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4175 Access DR_STEP after ensuring it is not NULL.
4177 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4179 PR tree-optimization/52286
4180 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4181 optimization use double_int_to_tree instead of build_int_cst_wide,
4182 rewrite to use double_int vars.
4184 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4187 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4189 Remove -e 0 from $gcc_cv_ld invocation.
4190 Only use __GLIBC_PREREQ if defined.
4191 Enable on Solaris since Solaris 8 patch.
4192 (gcc_SUN_LD_VERSION): New macro.
4193 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4194 gcc_SUN_LD_VERSION for version number format.
4195 * configure: Regenerate.
4196 * varasm.c (get_elf_initfini_array_priority_section): Set
4197 SECTION_NOTYPE for non-default priority.
4198 Use get_section instead of get_unnamed_section to emit
4199 .init_array/.fini_array with default priority.
4201 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4203 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4204 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4205 (mips_start_unique_function, mips_output_mips16_rdhwr)
4206 (mips_code_end): New functions.
4207 (TARGET_ASM_CODE_END): Define.
4209 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4211 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4212 to stubs with non-sibling calls.
4214 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
4216 * doc/invoke.texi (-fira-* options): Copy-edit.
4217 (ira-* parameters): Copy-edit.
4219 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4221 * doc/invoke.texi: Minor copy-edits to bring into conformance with
4222 GCC coding conventions.
4224 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
4226 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
4227 when used as adjectives.
4229 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
4231 * doc/invoke.texi: Clean up "that"/"which" confusion.
4233 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
4235 * system.h: Poison SMALL_REGISTER_CLASSES
4236 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
4237 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
4239 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4241 PR tree-optimization/52285
4242 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
4243 when deciding if a call is a tail call or tail recursion.
4245 2012-02-16 Kai Tietz <ktietz@redhat.com>
4247 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
4248 interger-constant displacement for UNSPEC_PCREL.
4250 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4252 PR rtl-optimization/52208
4253 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
4254 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
4256 PR tree-optimization/52255
4257 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
4258 loop->header has virtual PHI, but exit_e->dest doesn't, add
4259 virtual PHI to exit_e->dest and adjust all uses after the loop.
4262 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
4263 children with clone_tree_hash, not after it.
4265 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
4267 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
4268 extended identifiers.
4270 2012-02-16 Jakub Jelinek <jakub@redhat.com>
4273 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
4274 a same_body_alias, also test whether e->callee isn't a former
4275 or current clone of the decl this is a same body alias of.
4277 PR translation/52264
4278 * cgraphunit.c (verify_cgraph_node): Fix a typo.
4280 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
4282 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
4284 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4287 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
4288 force_reg instead of copy_to_reg for better optimization. Force
4289 non-register or memory operands into a register.
4291 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
4293 * extend.texi: Reserve upper bits of memory model for future use.
4295 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
4296 Anatoly Sokolov <aesok@post.ru>
4297 Eric Weddington <eric.weddington@atmel.com>
4300 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
4301 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
4302 Rewrite initializers for .macro.
4303 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
4304 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
4305 atxmega32d4, atxmega32x1.
4306 avrxmega4: atxmega64a3, atxmega64d3.
4307 avrxmega5: atxmega64a1, atxmega64a1u.
4308 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
4309 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
4310 avrxmega7: atxmega128a1, atxmega128a1u.
4311 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
4312 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
4313 (struct base_arch_s): Rename reserved to xmega_p.
4314 Rename reserved2 to have_rampd.
4315 (AVR_XMEGA): New define.
4316 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
4317 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
4318 * config/avr/predicates.md (io_address_operand): Take into
4320 (low_io_address_operand): Ditto.
4321 (high_io_address_operand): Ditto.
4322 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
4323 (enabled, movhi_sp_r): Use them.
4324 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
4325 cpp_define_formatted to built-in define __AVR_ARCH__.
4326 (__AVR_XMEGA__): New built-in define.
4327 (__AVR_HAVE_RAMPD__): New built-in define.
4328 (__AVR_HAVE_RAMPX__): New built-in define.
4329 (__AVR_HAVE_RAMPY__): New built-in define.
4330 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
4332 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
4333 (avr_option_override): Initialize them.
4334 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
4335 (avr_init_expanders): Initialize them. No more block several calls.
4336 (emit_push_sfr): New static function.
4337 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
4339 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
4340 (avr_print_operand): Print addreeses as symbols for
4341 RAMPX, RAMPY, RAMPD, CCP.
4342 (output_movhi): Handle AVR_XMEGA when writing to SP.
4343 (avr_out_movhi_mr_r_xmega): New static function.
4344 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
4345 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
4346 __RAMPD__, __CCP__ as needed.
4348 * config/avr/multilib.h: Regenerate.
4349 * config/avr/t-multilib: Regenerate.
4350 * config/avr/avr-tables.opt: Regenerate.
4352 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
4354 PR tree-optimization/50561
4355 * graphite-flattening.c (lst_project_loop): Do not
4356 remove old scattering dimensions after flattening.
4357 (lst_do_flatten): Likewise.
4359 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
4361 * doc/extend.texi (AVR Built-in Functions): Remove doc for
4362 __builtin_avr_map8, __builtin_avr_map16.
4363 Document __builtin_avr_insert_bits.
4365 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
4366 (insert_bits): New insn.
4367 (adjust_len.map_bits): Rename to insert_bits.
4368 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
4369 * avr-protos.h (avr_out_map_bits): Remove.
4370 (avr_out_insert_bits, avr_has_nibble_0xf): New.
4371 * config/avr/constraints.md (Cxf,C0f): New.
4372 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
4373 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
4374 New built-in define __BUILTIN_AVR_INSERT_BITS.
4375 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
4376 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
4377 (avr_move_bits): Rewrite.
4378 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
4380 (avr_map_op_t): New typedef.
4381 (avr_map_op): New static variable.
4382 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
4383 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
4384 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
4385 (bdesc_3arg, avr_expand_triop_builtin): New.
4386 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
4387 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
4388 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
4389 (avr_map_equal_p, avr_map_sig_p): Remove.
4390 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
4391 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4392 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
4393 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4394 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
4395 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
4397 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4399 * config/c6x/c6x.md (reserve_cycles): New attribute.
4400 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
4401 don't reserve functional units after the branch occurs.
4403 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
4406 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
4407 functions into non-tm_pure functions.
4409 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
4412 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
4413 (iterative_hash_canonical_type): Likewise.
4414 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
4417 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
4419 * haifa-sched.c (prune_ready_list): Ensure that if there is a
4420 sched-group insn, it either remains alone or the entire list is pruned.
4422 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4424 * doc/install.texi (Prerequisites): Fix grammar.
4425 (Configuration): Likewise.
4427 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
4429 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
4430 MPC as part of GCC before describing configuring with --with-gmp etc.
4431 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
4432 sources are present.
4434 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4437 * dwarf2out.c (clone_tree_hash): New function.
4438 (copy_decls_walk): Use it instead of clone_tree.
4440 2012-02-14 Richard Guenther <rguenther@suse.de>
4442 PR tree-optimization/52244
4443 PR tree-optimization/51528
4444 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
4445 replacements for integral types.
4447 2012-02-14 Walter Lee <walt@tilera.com>
4449 * config.gcc: Handle tilegx and tilepro.
4450 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
4452 Add HAVE_AS_TLS check for tilegx and tilepro.
4453 * configure: Regenerate.
4454 * doc/contrib.texi: Add Mat Hostetter and self.
4455 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
4456 Document instruction intrinsics and network accessing intrinsics.
4457 (TILEPro Built-in Functions): New node. Document instruction
4458 intrinsics and network accessing intrinsics.
4459 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
4460 (Specific, tilepro-*-linux*): Likewise.
4461 * doc/invoke.texi (TILE-Gx Options): New section.
4462 (TILEPro Options): New section.
4463 * doc/md.texi (TILE-Gx): New section.
4464 (TILEPro): New section.
4465 * common/config/tilegx/tilegx-common.c: New file.
4466 * common/config/tilepro/tilepro-common.c: New file.
4467 * config/tilegx/constraints.md: New file.
4468 * config/tilegx/linux.h: New file.
4469 * config/tilegx/mul-tables.c: New file.
4470 * config/tilegx/predicates.md: New file.
4471 * config/tilegx/sync.md: New file.
4472 * config/tilegx/t-tilegx: New file.
4473 * config/tilegx/tilegx-builtins.h: New file.
4474 * config/tilegx/tilegx-c.c: New file.
4475 * config/tilegx/tilegx-generic.md: New file.
4476 * config/tilegx/tilegx-modes.def: New file.
4477 * config/tilegx/tilegx-multiply.h: New file.
4478 * config/tilegx/tilegx-protos.h: New file.
4479 * config/tilegx/tilegx.c: New file.
4480 * config/tilegx/tilegx.h: New file.
4481 * config/tilegx/tilegx.md: New file.
4482 * config/tilegx/tilegx.opt: New file.
4483 * config/tilepro/constraints.md: New file.
4484 * config/tilepro/gen-mul-tables.cc: New file.
4485 * config/tilepro/linux.h: New file.
4486 * config/tilepro/mul-tables.c: New file.
4487 * config/tilepro/predicates.md: New file.
4488 * config/tilepro/t-tilepro: New file.
4489 * config/tilepro/tilepro-builtins.h: New file.
4490 * config/tilepro/tilepro-c.c: New file.
4491 * config/tilepro/tilepro-generic.md: New file.
4492 * config/tilepro/tilepro-modes.def: New file.
4493 * config/tilepro/tilepro-multiply.h: New file.
4494 * config/tilepro/tilepro-protos.h: New file.
4495 * config/tilepro/tilepro.c: New file.
4496 * config/tilepro/tilepro.h: New file.
4497 * config/tilepro/tilepro.md: New file.
4498 * config/tilepro/tilepro.opt: New file.
4500 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4502 PR tree-optimization/52210
4503 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
4504 vect_model_simple_cost with two entry vect_def_type array instead
4505 of an address of dt.
4507 2012-02-14 Richard Guenther <rguenther@suse.de>
4510 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4511 Do not stream DECL_QUALIFIER.
4512 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4513 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
4514 (find_decls_types_r): Do not walk DECL_QUALIFIER.
4516 2012-02-14 Jakub Jelinek <jakub@redhat.com>
4519 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
4522 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4525 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
4526 * cselib.c (cselib_subst_to_values_from_insn): New function.
4527 * sched-deps.c (add_insn_mem_dependence,
4528 sched_analyze_1, sched_analyze_2): Use it.
4530 2012-02-13 Jan Hubicka <jh@suse.cz>
4533 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
4535 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
4537 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
4538 (GTM_SELF_SPECS): Define if not already defined.
4539 (driver_self_specs): Add GTM_SELF_SPECS.
4540 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
4541 (GTM_SELF_SPECS): Define.
4542 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
4543 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
4545 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4547 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
4550 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
4553 * omp-low.c (expand_omp_for): If a static schedule without chunk size
4554 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
4556 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
4559 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
4561 2012-02-13 Richard Guenther <rguenther@suse.de>
4563 PR translation/52211
4564 * passes.c (enable_disable_pass): Fix typo.
4566 2012-02-13 Jakub Jelinek <jakub@redhat.com>
4569 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
4570 XOR for reduce_bit_field if type is unsigned.
4572 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
4574 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
4575 disallow changes from SFmode to mode with different size in FP regs.
4577 2012-02-12 Robert Millan <rmh@gnu.org>
4578 Gerald Pfeifer <gerald@pfeifer.com>
4580 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
4583 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
4585 PR rtl-optimization/52175
4586 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
4587 to frame-related instructions.
4589 2012-02-10 Jason Merrill <jason@redhat.com>
4592 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
4593 (demangle_new_symbols): Fill it.
4594 (scan_linker_output): Walk it.
4595 (start_tweaking): Split out from scan_linker_output.
4596 (maybe_tweak): Update sym->chosen.
4597 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
4599 2012-02-11 Jakub Jelinek <jakub@redhat.com>
4602 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
4604 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
4606 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
4607 having the same mode as previous compare.
4609 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
4611 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
4612 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
4613 (nonlocal_goto_internal): Likewise.
4614 (nonlocal_goto): Emit a use and an indirect jump directly.
4616 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
4619 * doc/extend.texi : Update comments for __atomic_compare_exchange and
4620 __atomic_{is,always}_lock_free.
4622 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
4625 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
4626 negative constant address for TARGET_X32.
4628 2012-02-10 Richard Henderson <rth@redhat.com>
4630 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
4631 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
4632 for GIMPLE_TRANSACTION. Tidy if's into a switch.
4634 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4635 Ira Rosen <irar@il.ibm.com>
4637 PR tree-optimization/50031
4638 * targhooks.c (default_builtin_vectorization_cost): Handle
4640 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
4641 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
4642 all types of reduction and pattern statements.
4643 (vect_estimate_min_profitable_iters): Likewise.
4644 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
4645 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
4646 for explicit realigns.
4647 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
4648 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
4650 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
4651 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
4652 vec_perm for VSX and handle vec_promote_demote.
4654 2012-02-10 Jakub Jelinek <jakub@redhat.com>
4657 * builtins.c (fold_builtin_atomic_always_lock_free,
4658 expand_builtin_atomic_always_lock_free,
4659 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
4660 Return and/or test boolean_true_node/boolean_false_node instead of
4661 integer_one_node/integer_zero_node.
4663 2012-02-10 Jan Hubicka <jh@suse.cz>
4666 * predict.c (predict_paths_for_bb): Prevent looping.
4667 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
4669 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
4671 * config/arm/arm.c (output_move_double): In one case properly
4672 count number of instructions that will be emitted.
4674 2012-02-10 Richard Guenther <rguenther@suse.de>
4676 PR translation/52193
4677 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
4679 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
4682 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
4684 2012-02-09 Jakub Jelinek <jakub@redhat.com>
4687 * var-tracking.c (emit_note_insn_var_location): If
4688 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
4689 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
4690 non-NOTE_DURING_CALL_P insn.
4692 2012-02-09 Bin Cheng <bin.cheng@arm.com>
4695 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
4697 2012-02-08 Magnus Granberg <zorry@gentoo.org>
4700 * gcc.c (switch_matches) Support switches with separated form,
4703 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
4705 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
4707 (RAMPZ_ADDR): Ditto.
4708 * config/avr/avr.c (avr_addr_t): New typedef.
4709 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
4710 (avr_init_expanders): Initialize it.
4711 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
4713 (expand_epilogue): Ditto.
4714 (avr_print_operand): Ditto.
4715 (avr_file_start): Ditto.
4716 (avr_emit_movmemhi): Ditto.
4718 2012-02-08 Richard Guenther <rguenther@suse.de>
4720 PR tree-optimization/46886
4721 * tree-flow.h (do_while_loop_p): Declare.
4722 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
4723 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
4725 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
4727 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
4728 always succeed for integers larger than a native word.
4730 2012-02-08 Richard Guenther <rguenther@suse.de>
4732 PR rtl-optimization/52170
4733 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
4734 properly handle integer vector modes.
4736 2012-02-08 Jakub Jelinek <jakub@redhat.com>
4738 PR gcov-profile/52150
4739 * coverage.c: Include target.h.
4740 (build_var): Call targetm.strip_name_encoding on the assembler name.
4741 Change one _ into . or $ if the target allows it.
4742 * Makefile.in (coverage.o): Depend on $(TARGET_H).
4744 PR rtl-optimization/52139
4745 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
4746 is a BARRIER after emit_insn_after_noloc, move BB_END
4747 to the last non-BARRIER insn before it.
4749 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
4752 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
4753 (mips_gimplify_va_arg_expr): Call it instead of
4754 std_gimplify_va_arg_expr.
4756 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4758 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
4759 message for -mno-pointers-to-nested-function.
4761 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
4764 * expr.c (get_inner_reference): If there is an offset, add a negative
4765 bit position to it (if any).
4767 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4769 PR rtl-optimization/52060
4770 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
4771 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
4772 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
4773 and/or i0src_copy2 when needed.
4775 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4777 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
4778 or LTOPLUGINSONAME if have_c.
4780 * config/freebsd-spec.h: Add comment about what macros can be defined
4782 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
4783 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
4786 2012-02-07 Richard Guenther <rguenther@suse.de>
4788 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
4789 newline in -alias dumps.
4791 2012-02-07 Kai Tietz <ktietz@redhat.com>
4792 Dave Korn <dave.korn.cygwin@gmail.com>
4795 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4796 Take care that typinfo gets dllexport-attribute.
4798 2012-02-07 Jakub Jelinek <jakub@redhat.com>
4801 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
4802 if modifier < EXPAND_SUM call force_operand on the result.
4804 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
4806 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
4807 adding __forwarder_dst__ prefix if a forwarder_section attribute is
4809 (epiphany_function_type): Replace types for specific interrupts with
4810 EPIPHANY_FUNCTION_INTERRUPT.
4811 (EPIPHANY_INTERRUPT_P): Update.
4812 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
4813 New static function.
4814 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
4815 <disinterrupt>: Affects type identity.
4816 (epiphany_handle_interrupt_attribute): Handle variable number of
4818 (epiphany_compute_function_type): Update for new
4819 epiphany_function_type definition.
4820 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
4821 handlers with a longcall forwarder.
4822 (epiphany_start_function): Handle multiple interrupt arguments and/or
4823 forwarder_section attribute.
4825 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
4828 2012-02-07 Alan Modra <amodra@gmail.com>
4831 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
4834 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4836 PR tree-optimization/50969
4837 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
4838 use vec_perm rather than vector_stmt.
4839 (vect_model_load_cost): Likewise.
4840 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
4841 vec_perm to be the same as other vector statements.
4842 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
4843 cost of vec_perm for TARGET_VSX.
4845 2012-02-06 Richard Guenther <rguenther@suse.de>
4847 PR tree-optimization/52115
4848 * tree-sra.c (access_has_replacements_p): New function.
4849 (sra_modify_assign): Use it to decide whether a use is uninitialized.
4851 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
4854 * trans-mem.c (expand_call_tm): Add an assertion.
4855 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
4858 2012-02-06 Richard Guenther <rguenther@suse.de>
4860 PR tree-optimization/50955
4861 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
4862 raise cost of expressions that replace an address with an
4863 expression based on a different pointer.
4865 2012-02-06 Jakub Jelinek <jakub@redhat.com>
4868 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
4869 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
4871 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
4874 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
4875 -Weffc++ and specify guidelines come from second edition.
4877 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4879 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
4880 (sibcall_value_multiple_internal, call_split, call_internal_direct)
4881 (call_direct_split, call_value_split, call_value_internal_direct)
4882 (call_value_direct_split, call_value_multiple_split): Use jal and
4883 jal_macro attributes.
4885 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
4887 * reload1.c (reload_regs_reach_end_p): Replace with...
4888 (reload_reg_rtx_reaches_end_p): ...this function.
4889 (new_spill_reg_store): Update commentary.
4890 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
4891 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
4892 before setting new_spill_reg_store.
4893 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
4894 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
4895 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
4896 for non-spill reload registers.
4898 2012-02-05 Ira Rosen <irar@il.ibm.com>
4900 PR tree-optimization/52091
4901 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
4902 (vect_is_simple_use_1): Likewise.
4903 * tree-vect-loop.c (vectorizable_reduction): Update calls
4904 to vect_is_simple_use_1 and vect_is_simple_use.
4905 (vectorizable_live_operation): Likewise.
4906 * tree-vect-patterns.c (widened_name_p,
4907 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
4908 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
4909 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4910 vectorizable_shift,vectorizable_operation, vectorizable_store,
4911 vectorizable_load): Likewise.
4912 (vect_is_simple_cond): Add an argument, pass it to
4913 vect_is_simple_use_1.
4914 (vectorizable_condition): Update calls to vect_is_simple_cond,
4916 (vect_is_simple_use): Add an argument, the statement in which
4917 OPERAND is used. Check that if OPERAND's def stmt is a double
4918 reduction phi node, the use is a phi node too.
4919 (vect_is_simple_use_1): Add an argument, pass it to
4921 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
4922 to vect_is_simple_use.
4924 2012-02-04 Jakub Jelinek <jakub@redhat.com>
4926 PR rtl-optimization/52095
4927 * modulo-sched.c (dump_insn_locator): New function.
4928 (loop_canon_p, sms_schedule): Use it.
4930 PR rtl-optimization/52113
4931 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
4932 even for decomposable shift/zext insns.
4934 2012-02-03 Jakub Jelinek <jakub@redhat.com>
4935 Zdenek Dvorak <ook@ucw.cz>
4937 PR rtl-optimization/52092
4938 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
4939 on get_iv_value result.
4941 2012-02-02 Andrew Pinski <apinski@cavium.com>
4945 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
4947 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4950 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
4952 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
4954 PR rtl-optimization/49800
4955 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
4956 (sched_finish): Call regstat_free_n_sets_and_refs.
4958 2012-02-02 Jia Liu <proljc@gmail.com>
4960 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
4963 2012-02-02 Jan Hubicka <jh@suse.cz>
4964 Tom de Vries <tom@codesourcery.com>
4967 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
4968 * varpool.c (varpool_analyze_pending_decls): Likewise.
4970 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
4971 Jayant R Sonar <jayant.sonar@kpitcummins.com>
4973 * config.gcc: Add cr16-* support.
4975 * doc/extend.texi: Document cr16 extensions.
4976 * doc/install.texi: Document cr16 install.
4977 * doc/invoke.texi: Document cr16 options.
4978 * doc/md.texi: Document cr16 constraints.
4980 * common/config/cr16/cr16-common.c: New file.
4981 * config/cr16/cr16.c: New file.
4982 * config/cr16/cr16.h: New file.
4983 * config/cr16/cr16.md: New file.
4984 * config/cr16/cr16.opt: New file.
4985 * config/cr16/cr16-protos.h: New file.
4986 * config/cr16/predicates.md: New file.
4987 * config/cr16/constraints.md: New file.
4988 * config/cr16/t-cr16: New file.
4990 2012-02-02 Jakub Jelinek <jakub@redhat.com>
4993 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
4994 that operands[2] is either immediate, or q_regs_operand.
4996 PR tree-optimization/52073
4997 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
4998 a pattern stmt for pattern uses, ignore uses outside of the loop.
5000 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5002 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5003 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5004 (OUT_AS1, OUT_AS2): Remove.
5006 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5008 PR rtl-optimization/51374
5009 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5010 to cross other volatile_refs_p insns.
5012 2012-02-01 Richard Guenther <rguenther@suse.de>
5014 * doc/invoke.texi (fno-inline): Clarify documentation.
5015 (finline-small-functions): Likewise.
5016 (finline-functions): Likewise.
5017 * common.opt (finline): Adjust comment and documentation.
5018 (finline-small-functions): Clarify documentation.
5019 (finline-functions): Likewise.
5020 (finline-functions-called-once): Likewise.
5022 2012-02-01 Tristan Gingold <gingold@adacore.com>
5024 * c-typeck.c (composite_type): Keep mode for pointers.
5026 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5028 * function.h (regno_reg_rtx): Adjust comment.
5029 * reginfo.c (init_reg_modes_target): Only use the previous mode
5030 if it fits within one register. Remove MIPS comment.
5032 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5035 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5037 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5039 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5040 to srak instruction.
5042 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5044 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5046 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5051 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5053 2012-01-31 Richard Guenther <rguenther@suse.de>
5055 PR tree-optimization/51528
5056 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5059 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5064 * ree.c (add_removable_extension): Change def_map argument
5065 to unsigned *, store in def_map 1 + offset into *insn_list vector
5066 instead of pointers into the vector.
5067 (find_removable_extensions): Adjust caller.
5069 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5071 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5072 Transform all "* quoted-c-code" to { c-code }.
5073 Remove redundant test for "optimize" in combine patterns.
5074 Move (include "avr-dimode.md") to end of file.
5076 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5079 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5080 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5082 2012-01-30 Richard Guenther <rguenther@suse.de>
5084 PR tree-optimization/52028
5085 * tree-loop-distribution.c (ldist_gen): Properly update
5088 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5091 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5092 set_cur_line_info_table if not emitting debug info.
5094 PR tree-optimization/52046
5095 * tree-vect-patterns.c (check_bool_pattern): Give up if
5096 a comparison could throw.
5099 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5101 2012-01-30 Richard Guenther <rguenther@suse.de>
5103 PR tree-optimization/52045
5104 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5105 SSA form if cfgcleanup did anything.
5107 2012-01-30 Richard Guenther <rguenther@suse.de>
5109 PR tree-optimization/52045
5110 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5111 before computing final todo.
5113 2012-01-30 Richard Guenther <rguenther@suse.de>
5115 PR tree-optimization/51528
5116 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5119 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5121 * df-problems.c (df_kill_notes): Check that the use refers
5122 to the note under examination.
5124 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5127 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5128 parameter and use short-lived pseudos.
5129 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5130 (sparc_expand_vector_init): Const-ify local variables and adjust
5131 calls to above functions.
5133 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5135 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5137 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5139 * doc/invoke.texi: Make usage of "compile time" and
5140 "run time"/"runtime" consistent throughout the file.
5142 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5144 * config/alpha/alpha.c (alpha_option_override): Default to
5145 full IEEE compliance mode for Go language.
5147 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5149 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5150 (LINK_SSP_SPEC): Define.
5152 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5155 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5158 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5160 * doc/invoke.texi: Correct hyphenation of "floating point",
5161 "double precision", and related terminology throughout the file.
5163 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5166 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5167 arm_general_register_operand predicate for operand 2 instead of
5170 2012-01-27 Ian Lance Taylor <iant@google.com>
5173 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5174 * builtins.c (expand_builtin_init_trampoline): Add onstack
5175 parameter. Change caller.
5176 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5177 * tree.c (build_common_builtin_nodes): Declare
5178 __builtin_init_heap_trampoline.
5180 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5182 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5183 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5184 * config/avr/avr.c: Ditto.
5185 (avr_regnames): Remove because unused.
5186 * config/avr/avr.md (*cpse.ne): New peephole.
5187 (*cpse.eq): New peephole from former cpse peepholes.
5189 2012-01-27 Michael Eager <eager@eagercon.com>
5191 * config/microblaze.c (microblaze_emit_compare): Correct
5192 test after pcmp instruction.
5194 2012-01-27 Richard Guenther <rguenther@suse.de>
5196 PR tree-optimization/52020
5197 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5199 2012-01-27 Richard Guenther <rguenther@suse.de>
5201 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5202 function non-const/pure.
5204 2012-01-27 Richard Guenther <rguenther@suse.de>
5206 PR tree-optimization/50444
5207 * tree-sra.c (build_ref_for_offset): Properly adjust the
5208 MEM_REF type for unaligned accesses.
5210 2012-01-27 Richard Guenther <rguenther@suse.de>
5212 PR tree-optimization/50444
5213 * expr.c (mem_ref_refers_to_non_mem_p): New function.
5214 (expand_assignment): Use it. Properly handle misaligned
5215 bases when expanding stores to component references.
5216 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
5219 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
5222 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
5223 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
5224 * tree-data-ref.c (find_data_references_in_loop): Make static.
5225 (compute_all_dependences): Change return type to bool. Bail out
5226 for too many datarefs in a loop. Move the hunk resetting the data
5227 dependences vector from ...
5228 (compute_data_dependences_for_loop): ... here. Account for
5229 compute_all_dependences returning false.
5230 (compute_data_dependences_for_bb): Likewise.
5231 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
5232 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
5234 2012-01-27 Richard Guenther <rguenther@suse.de>
5237 * expr.c (store_field): Use the alias-set of the scratch memory
5240 2012-01-27 Tom de Vries <tom@codesourcery.com>
5242 PR tree-optimization/51990
5243 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5245 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
5247 2012-01-27 Jakub Jelinek <jakub@redhat.com>
5250 * var-tracking.c (reverse_op): Don't add any reverse operation
5251 if V already has any constant locations.
5253 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5255 * doc/invoke.texi: Correct usage of "command line" (noun)
5256 vs "command-line" (adjective) throughout.
5258 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
5260 * doc/invoke.texi (Language Independent Options): Move
5261 -Wcoverage-mismatch blurb from here....
5262 (Warning Options): ...to here.
5264 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
5266 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5267 Set rs6000_always_hint to false for 476.
5269 2012-01-27 Matthias Klose <doko@ubuntu.com>
5271 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
5273 * incpath.c (add_standard_paths): Likewise.
5275 2012-01-27 Richard Henderson <rth@redhat.com>
5277 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5278 * config/m68k/sync.md (atomic_test_and_set): Rename from
5279 sync_test_and_setqi and adjust the operands.
5280 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
5281 and unconditionally enable.
5283 2012-01-27 Richard Henderson <rth@redhat.com>
5285 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5286 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
5287 (ldstub): Rename from ldstubqi.
5288 (ldstub<I24MODE>): Remove.
5290 2012-01-27 Richard Henderson <rth@redhat.com>
5292 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
5293 * c-cppbuiltin.c (cpp_atomic_builtins): Define
5294 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
5295 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
5296 * doc/tm.texi: Rebuild.
5298 2012-01-27 Richard Henderson <rth@redhat.com>
5300 * optabs.c (gen_atomic_test_and_set): Remove default.
5301 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
5303 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5305 PR rtl-optimization/51978
5306 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
5307 (combine_reaching_defs): Likewise.
5308 (struct re_info): Remove.
5309 (add_removable_extension): Remove x and data arguments,
5310 add insn, insn_list and def_map. Use the arguments directly
5311 instead of using struct re_info.
5312 (find_removable_extensions): Don't call add_removable_extension
5313 through note_stores, instead just call it with single_set
5315 (find_and_remove_re): Pass curr_cand->expr instead of
5316 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
5318 2012-01-26 Michael Matz <matz@suse.de>
5320 PR tree-optimization/46590
5321 * cfgexpand.c: Revert last change (r183305).
5322 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
5324 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
5325 checking for emptiness.
5327 2012-01-26 Jakub Jelinek <jakub@redhat.com>
5330 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
5331 non-addressable non-BLKmode base correctly.
5333 2012-01-26 Michael Matz <matz@suse.de>
5335 PR tree-optimization/48794
5336 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
5337 regions referenced from RESX/EH_DISPATCH.
5339 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5341 * config/s390/s390.h: Make BRANCH_COST an option.
5342 * config/s390/s390.opt: New option -mbranch-cost.
5344 2012-01-26 Richard Henderson <rth@redhat.com>
5346 Revert 2012-01-24 change:
5347 * trans-mem.c (requires_barrier): Do not instrument thread local
5348 variables and emit save/restore for them.
5350 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5353 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
5356 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
5358 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
5361 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
5364 Rename __pgm to __flash.
5365 Rename __pgm1 to __flash1.
5366 Rename __pgm2 to __flash2.
5367 Rename __pgm3 to __flash3.
5368 Rename __pgm4 to __flash4.
5369 Rename __pgm5 to __flash5.
5370 Rename __pgmx to __memx.
5371 * doc/extend.texi (AVR Named Address Spaces)
5372 Rename address space names as indicated above.
5373 * config/avr/avr.c (avr_addrspace): Ditto.
5375 * config/avr/avr-protos.h
5376 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
5377 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
5378 * config/avr/predicates.md: Ditto.
5379 * config/avr/avr.c Ditto, and
5380 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
5381 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
5383 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
5384 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
5385 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
5386 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
5387 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
5388 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
5389 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
5390 * config/avr/avr.c: Ditto.
5391 * config/avr/avr.md: Ditto.
5393 2012-01-25 Jason Merrill <jason@redhat.com>
5396 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
5398 2012-01-25 Jakub Jelinek <jakub@redhat.com>
5400 PR tree-optimization/51987
5401 * tree-data-ref.c (get_references_in_stmt): Handle references in
5402 non-volatile GIMPLE_ASM.
5404 2012-01-25 Richard Guenther <rguenther@suse.de>
5406 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
5407 bases are dereferenced.
5409 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5411 PR rtl-optimization/48374
5412 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
5414 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
5416 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
5417 compute_data_dependences_for_loop returns false.
5418 * tree-parloops.c (loop_parallel_p): Likewise.
5420 2012-01-25 Richard Guenther <rguenther@suse.de>
5422 * tree.h (get_pointer_alignment_1): Declare.
5423 * builtins.c (get_pointer_alignment_1): New function.
5424 (get_pointer_alignment): Use it.
5426 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5428 PR rtl-optimization/48308
5429 * combine.c (enum undo_kind): Add UNDO_LINKS.
5430 (struct undo): Add member l to other_contents and where.
5431 (do_SUBST_LINK): New.
5433 (try_combine): Handle LOG_LINKS for the dummy i1 case.
5434 (undo_all): Handle UNDO_LINKS.
5436 2012-01-25 Richard Henderson <rth@redhat.com>
5438 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
5441 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5443 * optabs.c (gen_atomic_test_and_set): Use each argument.
5445 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5447 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
5448 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
5449 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
5450 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
5451 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
5452 TARGET_PAIRED_SINGLE_FLOAT.
5454 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5456 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5457 (in_struct, return_val): Remove MEM documentation.
5458 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
5459 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
5460 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
5462 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5463 * cfgexpand.c (add_alias_set_conflicts): Likewise.
5464 * expr.c (store_field): Likewise.
5465 * function.c (assign_stack_temp_for_type): Likewise.
5466 * ifcvt.c (noce_try_cmove_arith): Likewise.
5467 * reload1.c (reload): Likewise.
5468 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
5469 (alpha_set_memflags): Likewise.
5470 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
5472 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
5474 * rtl.h (true_dependence, canon_true_dependence): Remove varies
5476 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
5477 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
5478 (true_dependence_1, true_dependence, canon_true_dependence): Remove
5480 * cselib.c (cselib_rtx_varies_p): Delete.
5481 (cselib_invalidate_mem): Update call to canon_true_dependence.
5482 * dse.c (record_store, check_mem_read_rtx): Likewise.
5483 (scan_reads_nospill): Likewise.
5484 * cse.c (check_dependence): Likewise.
5485 (cse_rtx_varies_p): Delete.
5486 * expr.c (safe_from_p): Update call to true_dependence.
5487 * ira.c (validate_equiv_mem_from_store): Likewise.
5488 (memref_referenced_p): Likewise.
5489 * postreload-gcse.c (find_mem_conflicts): Likewise.
5490 * sched-deps.c (sched_analyze_2): Likewise.
5491 * store-motion.c (load_kills_store): Likewise.
5492 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
5493 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5494 (compute_transp): Update call to canon_true_dependence.
5496 2012-01-25 Richard Henderson <rth@redhat.com>
5498 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
5499 (maybe_emit_atomic_test_and_set): New.
5500 (expand_sync_lock_test_and_set): Use it.
5501 (expand_atomic_test_and_set): Likewise.
5502 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
5503 the implementation; clarify implementation defined details.
5504 * doc/md.texi (atomic_test_and_set): Document.
5506 2012-01-25 Richard Henderson <rth@redhat.com>
5508 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
5510 2012-01-25 Richard Henderson <rth@redhat.com>
5513 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
5514 to effect no-op split.
5516 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5519 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
5520 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
5521 (BT_FN_VOID_PTR_INT_SIZE): New.
5522 (BT_FN_UINT_UINT_VAR): Remove.
5523 (BT_FN_UINT32_UINT32_VAR): New.
5524 (BT_FN_DOUBLE_VPTR): Remove.
5525 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
5527 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
5528 (_ITM_changeTransactionMode): Same.
5529 (_ITM_memmoveRtWt): Change return type to void.
5530 (_ITM_memcpyRtWt): Same.
5531 (_ITM_memsetW): Same.
5532 (_ITM_RaRD): Change types to double.
5537 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
5539 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
5540 Patrick Marlier <patrick.marlier@gmail.com>
5542 * trans-mem.c (requires_barrier): Do not instrument thread local
5543 variables and emit save/restore for them.
5545 2012-01-24 Jason Merrill <jason@redhat.com>
5548 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
5549 output static aliases.
5551 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5554 * common.opt (-pie, -shared, pie, shared): Change from Common to
5556 * gcc.c (display_help): Display help for -pie and -shared.
5558 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
5561 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
5562 Remove note on size/offset limitation.
5563 (AVR Variable Attributes): Add example how to read data located
5564 with progmem. Refer to named address spaces.
5565 * doc/invoke.texi (AVR Options): Fix typo.
5567 2012-01-24 Richard Guenther <rguenther@suse.de>
5569 Forward-port to trunk
5570 2010-09-21 Jakub Jelinek <jakub@redhat.com>
5573 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
5574 op0 isn't sufficiently aligned and there is movmisalignM
5575 insn for mode, use it to load op0 into a temporary register.
5577 2012-01-24 Jakub Jelinek <jakub@redhat.com>
5580 * target.def (const_not_ok_for_debug_p): New hook.
5581 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
5583 * doc/tm.texi: Regenerated.
5584 * dwarf2out.c (const_ok_for_output_1): If
5585 targetm.const_not_ok_for_debug_p returns true, fail.
5586 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
5588 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
5590 2012-01-23 Kai Tietz <ktietz@redhat.com>
5593 * config/i386/predicates.md (symbolic_operand): Allow
5594 UNSPEC_PCREL as PIC expression for lea.
5595 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
5596 * config/i386/i386.c (ix86_delegitimize_address): Handle
5597 UNSPEC_PCREL for none-MEM, too.
5599 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5601 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
5602 (ipa_tm_create_version_alias): Same.
5604 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
5607 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
5608 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
5610 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
5611 Patrick Marlier <patrick.marlier@gmail.com>
5612 Iain Sandoe <developer@sandoe-acoustics.co.uk>
5615 * lto-wrapper.c (run_gcc): Pass the LTO section name to
5616 simple_object_start_read.
5618 2012-01-23 Richard Guenther <rguenther@suse.de>
5621 PR tree-optimization/51895
5622 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
5623 parameter decomposition into BLKmode components.
5625 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
5627 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
5628 fake variables for restrict-qualified pointers whose pointed-to type
5629 contains a placeholder.
5631 2012-01-23 Richard Guenther <rguenther@suse.de>
5633 PR tree-optimization/51949
5634 * ipa-split.c (execute_split_functions): Do not split malloc functions.
5636 2012-01-23 Jakub Jelinek <jakub@redhat.com>
5638 PR rtl-optimization/51933
5639 * ree.c (transform_ifelse): Return true right away if dstreg is
5640 already wider or equal to cand->mode.
5641 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
5642 (make_defs_and_copies_lists): Remove defs_list and copies_list
5643 arguments, add state argument, just truncate state->work_list
5644 instead of always allocating and freeing the vector. Assert that
5645 get_defs succeeds instead of returning 2. Changed return type to bool.
5646 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
5647 have ext_src_mode, see if it has been modified already with the
5648 right kind of extension and has been extended before from the
5649 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
5650 just return true. Remember the original mode in state->modified array.
5651 (combine_reaching_defs): Add state argument. Don't allocate and
5652 free here def_list, copied_list and vec vectors, instead just
5653 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
5654 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
5655 Add state variable, clear vectors in it, initialize state.modified
5656 if needed. Free all the vectors at the end and state.modified too.
5657 Don't skip a candidate if the extension expression has been modified.
5659 2012-01-22 Douglas B Rupp <rupp@gnat.com>
5662 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
5663 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
5664 (extra_options) interix.opt -> i386/interix.opt"
5665 (extra_objs):Add winnt-stubs.o
5666 * configure.ac: Add interix to target_os .comm on PE check.
5667 * configure: Regenerate.
5668 * config/interix3.h: Delete and move bits to..
5669 * config/interix.h: Delete and move bits to..
5670 * config/i386/i386-interix3.h: Delete and move bits to..
5671 * config/i386/i386-interix.h: ..here.
5672 (TARGET_CPU_DEFAULT): Remove redefinition.
5673 (TARGET_ASM_CONSTRUCTOR): Undefine.
5674 (SUBTARGET_SWITCHES): Define for ms-bitfields.
5675 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
5676 (PTRDIFF_TYPE): Define.
5677 (LONG_DOUBLE_TYPE_SIZE): Define.
5678 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
5679 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5680 (TARGET_SECTION_TYPE_FLAGS): Define.
5681 (ASM_DECLARE_FUNCTION_NAME): Define.
5682 (ASM_OUTPUT_EXTERNAL): Define.
5683 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
5684 (ASM_OUTPUT_ALIGNED_BSS): Define.
5685 (PCC_BITFIELD_TYPE_MATTERS): Define.
5686 (USE_CONST_SECTION): Define.
5687 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
5688 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
5689 (SUPPORTS_ONE_ONLY): Remove.
5690 (I386_PE_STRIP_ENCODING): Define.
5691 * config/interix.opt: Delete and move bits to..
5692 * config/i386/interix.opt: ..here. New.
5693 (mpe-aligned-commons): Add.
5694 * config/i386/t-interix: Add copyright header.
5695 (winnt-stubs.o): Add rule.
5697 2012-01-22 Jason Merrill <jason@redhat.com>
5700 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
5701 for extra name aliases.
5703 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
5705 PR rtl-optimization/51924
5706 * ree.c (combine_set_extension): Improve debugging message.
5707 (combine_reaching_defs): Likewise.
5708 (get_defs): Rename confusingly named variable.
5709 (find_and_remove_re): Skip a candidate if the extension expression has
5712 2012-01-21 Robert Millan <rmh@gnu.org>
5713 Gerald Pfeifer <gerald@pfeifer.com>
5715 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
5716 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
5718 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5720 PR tree-optimization/51914
5721 * tree-vect-stmts.c (vectorizable_conversion): For
5722 cvt_type && modifier == WIDEN, put temporary with cvt_type
5723 at the beginning of vec_dsts and set vec_dest to temporary
5726 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
5728 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
5730 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
5732 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
5733 * config/rs6000/rs6000.c: Likewise.
5735 2012-01-20 Jakub Jelinek <jakub@redhat.com>
5738 * config/arm/arm.c (arm_count_output_move_double_insns): Call
5739 output_move_double on a copy of operands array.
5741 2012-01-20 Cary Coutant <ccoutant@google.com>
5742 Dodji Seketeli <dodji@redhat.com>
5745 * dwarf2out.c (copy_declaration_context): Return ref to parent
5746 of declaration DIE, if necessary.
5747 (remove_child_or_replace_with_skeleton): Add new parameter; update
5748 caller. Place skeleton DIE under parent DIE of original declaration.
5749 Move call to copy_declaration_context to here ...
5750 (break_out_comdat_types): ... from here.
5752 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5754 PR rtl-optimization/51856
5755 * reload.c (find_reloads_subreg_address): Set the address_reloaded
5758 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5761 * config/arm/arm.c (arm_print_operand): Correct output of alignment
5762 hints for neon loads and stores.
5764 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
5768 * doc/extend.texi (Named Address Spaces): Split into subsections.
5769 (AVR Named Address Spaces): New subsection.
5770 (M32C Named Address Spaces): New subsection.
5771 (RL78 Named Address Spaces): New subsection.
5772 (SPU Named Address Spaces): New subsection.
5773 (Variable Attributes): New anchor "AVR Variable Attributes".
5774 (AVR Variable Attributes): Rewrite and avoid wording
5775 "address space" in this context.
5776 * doc/invoke.texi (AVR Options): Rewrite and add documentation
5777 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
5778 (AVR Built-in Macros): New subsubsection therein.
5779 * doc/md.texi (AVR constraints): Remove "C04", "R".
5781 2012-01-20 Richard Guenther <rguenther@suse.de>
5783 PR tree-optimization/51903
5784 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
5785 when removing stmts.
5787 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5790 * config/arm/arm.c (arm_load_pic_register): Use
5791 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
5792 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
5793 (arm_pic_static_addr): Likewise.
5794 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
5795 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
5796 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
5797 (pic_load_addr_unified): New.
5799 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
5802 * function.c (instantiate_virtual_regs_in_insn): Use
5803 delete_insn_and_edges when removing a wrong asm insn.
5805 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
5807 PR rtl-optimization/40761
5808 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
5809 Add new member loop_num.
5810 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
5811 (ira_build): Remove the parameter.
5813 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
5814 (ira.c): Do not build CFG loops for one region allocation. Remove
5815 argument from ira_build call.
5817 * ira-build.c (init_loop_tree_node): New function.
5818 (create_loop_tree_nodes): Use it. Separate the case when CFG
5819 loops are not built.
5820 (more_one_region_p): Check current_loops.
5821 (finish_loop_tree_nodes): Separate the case when CFG loops are not
5823 (add_loop_to_tree): Process loop equal to NULL too.
5824 (form_loop_tree): Separate the case when CFG loops are not built.
5825 Use explicitly number for the root.
5826 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
5828 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
5829 instead of loop->num.
5830 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
5831 (mark_all_loops_for_removal): Ditto.
5832 (remove_unnecessary_regions): Separate the case when CFG loops
5834 (ira_build): Remove the parameter. Use explicit number of regions
5835 when CFG loops are not built.
5837 * ira-color.c (print_loop_title): Separate the case for the root node.
5838 Use loop_num instead of loop->num.
5839 (move_spill_restore): Use loop_num instead of loop->num.
5841 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
5842 (change_loop): Ditto.
5843 (change_loop): Use loop_num instead of loop->num.
5845 * ira-lives.c (process_bb_node_lives): Ditto.
5847 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
5849 * ira-conflicts.c (print_allocno_conflicts): Ditto.
5851 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5854 * tree-mudflap.c (mf_artificial): New function.
5855 (execute_mudflap_function_ops, execute_mudflap_function_decls,
5856 mx_register_decls, mudflap_enqueue_decl): Use it.
5859 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
5860 numbers in the insn pattern.
5862 2012-01-19 Michael Matz <matz@suse.de>
5864 PR tree-optimization/46590
5865 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
5866 use it in remembering which conflicts we already created.
5867 (add_scope_conflicts): Adjust call to above, (de)allocate helper
5870 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
5873 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
5874 (merge_and_complain): Same.
5876 2012-01-19 Jakub Jelinek <jakub@redhat.com>
5879 * config/initfini-array.h: Guard content of the header
5880 with #ifdef HAVE_INITFINI_ARRAY.
5881 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
5882 Add initfini-array.h to tm_file here.
5883 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
5884 * config.gcc: Don't add initfini-array.h to tm_file here.
5885 * configure: Regenerated.
5887 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
5889 PR rtl-optimization/51505
5890 * df-problems.c (df_kill_notes): New parameter live. Update comment.
5891 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
5892 (df_note_bb_compute): Update the call to df_kill_notes.
5894 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
5896 * trans-mem.c (requires_barrier): Remove call to is_global_var.
5898 2012-01-18 Richard Guenther <rguenther@suse.de>
5900 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
5901 of conversions to void *.
5903 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5904 Richard Sandiford <rdsandiford@googlemail.com>
5908 * optabs.h (simplify_expand_binop): Declare.
5909 * optabs.c (simplify_expand_binop): Make global.
5910 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
5911 endian targets if the source cannot be exactly covered by word
5914 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5917 * hard-reg-set.h (struct hard_reg_set_container): New type.
5918 * target.h (struct hard_reg_set_container): Forward declare.
5919 * target.def (set_up_by_prologue): New target hook.
5920 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
5921 * doc/tm.texi: Regenerated.
5922 * function.c (thread_prologue_and_epilogue_insns): Change
5923 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
5924 Call targetm.set_up_by_prologue on it.
5925 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
5926 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
5928 2012-01-17 Nick Clifton <nickc@redhat.com>
5930 * config/rx/rx.c (rx_can_use_simple_return): New function.
5931 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
5932 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
5934 2012-01-17 Richard Guenther <rguenther@suse.de>
5937 * expr.c (expand_assignment): Take address-space information
5938 from the address operand of MEM_REF and TARGET_MEM_REF.
5939 (expand_expr_real_1): Likewise.
5941 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5943 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
5944 reload dump is requested.
5946 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
5949 * trans-mem.c (requires_barrier): Call may_be_aliased.
5951 2012-01-17 Jakub Jelinek <jakub@redhat.com>
5953 PR tree-optimization/51877
5954 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
5955 call arguments and fndecls compare equal, instead return false if they
5956 don't. Return true only if lhs1 and lhs2 are either both NULL, or
5957 both SSA_NAMEs that are valueized the same, or they satisfy
5960 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5962 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
5964 * configure: Regenerate.
5966 2012-01-16 Jan Hubicka <jh@suse.cz>
5970 * convert.c (convert_to_integer): Use fold_convert for
5971 converting an INTEGER_CST to integer type.
5973 2012-01-16 Jason Merrill <jason@redhat.com>
5976 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
5978 2012-01-16 Jakub Jelinek <jakub@redhat.com>
5981 * config/s390/s390.c (s390_chunkify_start): Don't skip
5982 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
5983 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
5984 If insn is followed by NOTE_INSN_VAR_LOCATION or
5985 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
5986 Don't use location of note insns.
5988 PR tree-optimization/51865
5989 * tree-inline.c (tree_function_versioning): Call remap_decl
5990 on DECL_RESULT whenever it has VOID_TYPE_P type.
5992 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
5994 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
5995 for calls to locally-binding MIPS16 functions if only the return
5996 type uses float regs.
5998 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
5999 Richard Sandiford <rdsandiford@googlemail.com>
6001 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6002 (SYMBOL_32_HIGH): Likewise.
6003 (mips_output_tls_reloc_directive): Declare.
6004 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6005 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6006 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6007 (mips_lo_relocs, mips_hi_relocs): Make extern.
6008 (mips16_stub_function): Move up file.
6009 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6010 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6011 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6012 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6013 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6014 (mips_get_tp): Add MIPS16 support.
6015 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6016 Generalize DTPREL and TPREL handling.
6017 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6018 Add MIPS16 TLS support.
6019 (mips_output_tls_reloc_directive): New function.
6020 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6021 * config/mips/predicates.md (symbolic_operand_with_high)
6022 (tls_reloc_operand): New predicates.
6023 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6024 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6025 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6026 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6027 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6028 (*tls_get_tp_mips16_call_<mode>): Likewise.
6030 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6032 PR rtl-optimization/51821
6033 * recog.c (peep2_find_free_register): Determine clobbered registers
6036 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6039 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6040 * config/avr/avr.c: Likewise.
6041 * config/avr/avr.h: Likewise.
6043 2012-01-13 Ian Lance Taylor <iant@google.com>
6046 * tree.h (TYPE_QUALS): Add cast to int.
6047 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6049 2012-01-13 Ian Lance Taylor <iant@google.com>
6051 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6052 comparing param_index to VEC_length result.
6054 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6056 * c-decl.c: Do not include tree-mudflap.h
6057 * tree-optimize.c: Likewise.
6058 * Makefile.in: Update dependencies.
6060 2012-01-13 Richard Guenther <rguenther@suse.de>
6063 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6064 variable-sized result always use RSO.
6066 2012-01-12 DJ Delorie <dj@redhat.com>
6068 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6069 pointer type, not just the default pointer type.
6071 2012-01-09 Richard Henderson <rth@redhat.com>
6072 Denis Chertykov <chertykov@gmail.com>
6075 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6076 * config/avr/avr.c (avr_can_eliminate): Simplify.
6077 (avr_initial_elimination_offset): Likewise.
6078 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6079 (expand_epilogue): Likewise.
6080 (avr_legitimize_address): Gut.
6081 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6082 (avr_hard_regno_nregs): New.
6083 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6084 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6085 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6086 add soft frame pointer.
6087 (CALL_USED_REGISTERS): Likewise.
6088 (REG_CLASS_CONTENTS): Likewise.
6089 (REGISTER_NAMES): Likewise.
6090 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6091 (HARD_FRAME_POINTER_REGNUM): New.
6092 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6093 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6094 remove the HARD_FRAME_POINTER self-elimination.
6096 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6099 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6100 DECL_EXTERNAL when checking for initializers of progmem variables.
6102 2012-01-12 Ira Rosen <irar@il.ibm.com>
6104 PR tree-optimization/51799
6105 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6106 that the last operation is a type demotion.
6108 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6110 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6111 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6113 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6116 * combine.c (distribute_notes): If i3 is a noreturn call,
6117 allow old_size to be equal to args_size and make sure the
6118 noreturn call gets REG_ARGS_SIZE note.
6119 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6120 on noreturn calls even when the delta is 0.
6122 2012-01-11 Nathan Sidwell <nathan@acm.org>
6124 * gcov.c (STRING_SIZE): Remove.
6125 (generate_results): Erase annotations for source files with no
6126 coverage information.
6128 (output_lines): Use it.
6130 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6132 * gimple.h (gimplify_body): Remove first argument.
6133 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6134 pointer set here, instead just pass DATA to walk_tree.
6135 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6136 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6137 (unvisit_body): Likewise, but with unmark_visited.
6138 (gimplify_body): Remove BODY_P argument and adjust.
6139 (gimplify_function_tree): Adjust call to gimplify_body.
6140 * omp-low.c (finalize_task_copyfn): Likewise.
6142 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6144 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6145 (build_function_type_skip_args): Delete.
6146 * tree.c (build_function_type_skip_args): Make static and add
6147 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6148 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6149 pass it to build_function_type_skip_args.
6150 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6151 (tree_function_versioning): Likewise.
6152 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6153 build_function_decl_skip_args.
6154 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6155 and pass it to build_function_decl_skip_args/tree_function_versioning.
6156 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6157 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6158 * trans-mem.c (ipa_tm_create_version): Likewise.
6159 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6160 * tree-inline.c (declare_return_variable): Remove always-true test.
6161 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6162 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6163 * ipa-split.c (split_function): Skip the return value for the split
6164 part if it doesn't return.
6166 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6168 PR tree-optimization/49642
6169 * ipa-split.c (forbidden_dominators): New variable.
6170 (check_forbidden_calls): New function.
6171 (dominated_by_forbidden): Likewise.
6172 (consider_split): Check for forbidden dominators.
6173 (execute_split_functions): Initialize and free forbidden
6174 dominators info; call check_forbidden_calls.
6176 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6178 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6180 2012-01-11 Nick Clifton <nickc@redhat.com>
6182 * config/rx/rx.md (return): Define pattern.
6184 2012-01-11 Richard Guenther <rguenther@suse.de>
6186 * doc/extend.texi (malloc attribute): Adjust according to
6189 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6190 Patrick Marlier <patrick.marlier@gmail.com>
6193 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6194 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6195 (ipa_tm_note_irrevocable): Same.
6196 (ipa_tm_scan_irr_block): Same.
6197 (ipa_tm_decrement_clone_counts): Same.
6198 (ipa_tm_scan_irr_function): Same.
6199 (ipa_tm_create_version_alias): Same.
6200 (ipa_tm_create_version): Same.
6201 (ipa_tm_transform_calls_redirect): Same.
6202 (ipa_tm_transform_calls): Same.
6203 (ipa_tm_transform_transaction): Same.
6204 (ipa_tm_execute): Same.
6206 2012-01-10 Richard Guenther <rguenther@suse.de>
6209 * opts.c (common_handle_option): Handle -Werror.
6211 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
6213 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
6216 2012-01-10 Jason Merrill <jason@redhat.com>
6218 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
6221 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6223 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
6224 supports R_386_TLS_GD_PLT reloc.
6225 (gcc_cv_as_ix86_tlsldmplt): Check if linker
6226 supports R_386_TLS_LDM_PLT reloc.
6227 * configure: Regenerate.
6228 * config.in: Regenerate.
6230 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
6233 Extend __pgmx semantics to linearize memory.
6234 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
6235 determine if code comes inline or from libgcc.
6236 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
6237 (movmem_qi, movmem_qi): Set constraint #2 to "n".
6238 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
6239 (movmemx_qi, movmemx_hi): New insns.
6240 (xload_<mode>_libgcc): Rewrite to new insn condition.
6241 (xload_<mode>): Remove insns.
6242 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
6243 cases that don't satisfy avr_xload_libgcc_p().
6244 (avr_addr_space_convert): Allow converting in any direction.
6245 (avr_addr_space_subset_p): Return always true.
6246 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
6247 (avr_emit_movmemhi): Ditto.
6248 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
6249 (avr_out_movmem): Ditto.
6250 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
6251 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
6252 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
6253 (avr_encode_section_info): Encode 'progmem' in symbol flags.
6254 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
6256 2012-01-10 Richard Guenther <rguenther@suse.de>
6258 PR tree-optimization/50913
6259 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
6260 Require data-refs to be representable by Graphite with respect
6263 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
6265 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
6266 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
6268 2012-01-10 Tom de Vries <tom@codesourcery.com>
6270 PR rtl-optimization/51271
6271 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
6272 handling annulled branch.
6274 2012-01-10 Richard Henderson <rth@redhat.com>
6276 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
6277 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
6278 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
6279 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
6280 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
6281 arm_expand_vec_perm_const): New.
6282 * config/arm/arm-protos.h: Update.
6283 * config/arm/neon.md (UNSPEC_VCONCAT): New.
6284 (*neon_vswp<VDQX>): New.
6285 (neon_vcombine<VDX>): Use neon_split_vcombine.
6286 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
6287 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
6288 (vec_perm<VE>): New.
6290 2012-01-10 Richard Henderson <rth@redhat.com>
6292 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
6293 use it if reload_completed.
6294 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
6295 arm_output_asm_insn, arm_process_output_memory_barrier,
6296 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
6297 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
6298 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
6299 arm_process_output_sync_insn, arm_output_sync_insn,
6300 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
6301 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
6302 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
6303 (emit_unlikely_jump): New.
6304 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
6305 (arm_split_atomic_op): New.
6306 * config/arm/arm-protos.h: Update.
6307 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
6308 (struct arm_sync_generator): Remove.
6309 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
6310 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
6311 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
6312 (VUNSPEC_LL, VUNSPEC_SC): New.
6313 (sync_result, sync_memory, sync_required_value, sync_new_value,
6314 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
6315 (attr length): Don't use arm_sync_loop_insns.
6316 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
6317 (movsfcc, movdfcc): Likewise.
6318 * config/arm/constraints.md (Ua): New.
6319 * config/arm/prediates.md (mem_noofs_operand): New.
6320 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
6321 (sync_clobber, sync_t2_reqd): Remove.
6322 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
6323 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
6324 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
6325 (arm_sync_compare_and_swap<SIDI>): Remove.
6326 (arm_sync_compare_and_swap<NARROW>): Remove.
6327 (arm_sync_lock_test_and_set<SIDI>): Remove.
6328 (arm_sync_lock_test_and_set<NARROW>): Remove.
6329 (arm_sync_new_<syncop><SIDI>): Remove.
6330 (arm_sync_new_<syncop><NARROW>): Remove.
6331 (arm_sync_new_nand<SIDI>): Remove.
6332 (arm_sync_new_nand<NARROW>): Remove.
6333 (arm_sync_old_<syncop><SIDI>): Remove.
6334 (arm_sync_old_<syncop><NARROW>): Remove.
6335 (arm_sync_old_nand<SIDI>): Remove.
6336 (arm_sync_old_nand<NARROW>): Remove.
6337 (*memory_barrier): Merge arm_output_memory_barrier.
6338 (atomic_compare_and_swap<QHSD>): New.
6339 (atomic_compare_and_swap<NARROW>_1): New.
6340 (atomic_compare_and_swap<SIDI>_1): New.
6341 (atomic_exchange<QHSD>): New.
6342 (cas_cmp_operand, cas_cmp_str): New.
6343 (atomic_op_operand, atomic_op_str): New.
6344 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
6345 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
6346 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
6347 (arm_load_exclusive<NARROW>): New.
6348 (arm_load_exclusivesi, arm_load_exclusivedi): New.
6349 (arm_store_exclusive<QHSD>): New.
6351 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6353 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
6354 reload patterns if -mvsx-scalar-memory.
6356 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
6357 generated, even -mno-vsx-scalar-double was used.
6358 (vsx_xscvdpsp_scalar): Likewise.
6359 (vsx_xscvspdp_scalar2): Likewise.
6361 2012-01-09 Tom de Vries <tom@codesourcery.com>
6362 Andrew Pinski <apinski@cavium.com>
6365 * reorg.c (fill_slots_from_thread): Don't speculate
6366 frame-related insns.
6368 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
6370 * sched-int.h (bb_note): Move to...
6371 * basic-block.h: ...here.
6372 * haifa-sched.c (bb_note): Move to...
6373 * cfgrtl.c: ...here.
6374 * function.c (next_block_for_reg): New function.
6375 (move_insn_for_shrink_wrap): Likewise.
6376 (prepare_shrink_wrap): Rewrite to use the above.
6378 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
6380 * gimple.c (is_gimple_non_addressable): Remove.
6381 * gimple.h: Remove is_gimple_non_addressable.
6382 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
6383 is_gimple_non_addressable.
6384 * trans-mem.c (expand_assign_tm): Same.
6386 2012-01-09 Richard Guenther <rguenther@suse.de>
6388 PR tree-optimization/51775
6389 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
6390 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
6392 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6394 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
6396 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
6398 2012-01-09 Richard Guenther <rguenther@suse.de>
6400 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
6402 2012-01-08 Jan Hubicka <jh@suse.cz>
6404 PR tree-optimize/51680
6405 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
6406 on when known_vals needs to be computed; cleanup.
6408 2012-01-08 Jan Hubicka <jh@suse.cz>
6410 PR tree-optimize/51694
6411 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
6413 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
6415 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
6416 for -std=c++98 and -std=c++11 too.
6418 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
6420 * cfgloop.c (cancel_loop): Add free() of bbs array.
6422 2012-01-07 Jan Hubicka <jh@suse.cz>
6424 PR tree-optimization/51600
6425 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
6426 that benefits small functions.
6428 2012-01-07 Jan Hubicka <jh@suse.cz>
6430 * ipa-inline.c (want_inline_small_function_p): Fix formating.
6432 2012-01-07 Jan Hubicka <jh@suse.cz>
6434 PR tree-optimization/51680
6435 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
6436 whose inlining reduce unit size.
6438 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
6441 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
6442 Add canonical node to containing_mem chain after the non-canonical
6443 one, even if there weren't any locs to propagate.
6444 (remove_useless_values): Keep only canonical values.
6445 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
6446 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
6447 canonicalize mem_chain elements that are not discarded.
6449 2012-01-06 Jakub Jelinek <jakub@redhat.com>
6452 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
6453 before emitting functions.
6455 PR gcov-profile/50127
6456 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
6457 clear_aux_for_blocks.
6459 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
6462 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
6464 2012-01-06 Arnaud Charlet <charlet@adacore.com>
6466 * c-decl.c (ext_block): Moved up.
6467 (collect_all_refs, for_each_global_decl): Take ext_block into account.
6469 2012-01-06 Han Shen <shenhan@google.com>
6471 Translate built-in include paths for sysroot.
6472 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
6473 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
6475 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
6476 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
6478 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
6479 control whether sysroot should be prepended to gxx include dir.
6481 * configure: Regenerate.
6483 2012-01-06 Torvald Riegel <triegel@redhat.com>
6485 PR rtl-optimization/51771
6486 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
6487 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
6489 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6491 PR tree-optimization/51315
6492 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
6493 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
6495 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
6498 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
6499 for shrp pattern. Correctly handle and fixup shift variable.
6500 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
6502 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6505 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
6506 note when !ACCUMULATE_OUTGOING_ARGS.
6508 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
6510 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
6512 (extract_range_from_unary_expr_1): Avoid useless computations.
6514 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6516 PR rtl-optimization/51767
6517 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
6518 of jump_block and add an extra edge for degenerated asm gotos.
6521 * stmt.c (check_unique_operand_names): Don't ICE during error
6522 reporting if i is from labels chain.
6525 * profile.c (branch_prob): Split bbs that have exit edge
6526 and need a fake entry edge too.
6528 2012-01-05 Jan Hubicka <jh@suse.cz>
6531 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
6534 2012-01-05 Richard Guenther <rguenther@suse.de>
6537 * tree-streamer-out.c (write_ts_optimization): New function.
6538 (streamer_write_tree_body): Call it.
6539 * tree-streamer-in.c (lto_input_ts_optimization): New function.
6540 (streamer_read_tree_body): Call it.
6541 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
6543 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6546 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
6547 * gimplify.c (gimplify_cleanup_point_expr): Save and set
6548 in_cleanup_point_expr before gimplify_stmt call and restore it
6550 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
6551 in_cleanup_point_expr is false.
6553 2012-01-05 Richard Guenther <rguenther@suse.de>
6556 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
6558 * toplev.c (process_options): Reject combining mudflap and LTO.
6559 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
6561 2012-01-05 Richard Guenther <rguenther@suse.de>
6563 PR tree-optimization/51760
6564 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
6566 (bit_value_unop): Handle UNDEFINED operands.
6567 (bit_value_binop): Likewise.
6569 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
6571 * config/avr/avr.c (avr_replace_prefix): Remove.
6572 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
6573 (avr_asm_function_rodata_section): Ditto.
6574 (avr_asm_select_section): Ditto.
6576 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
6578 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
6581 2012-01-05 Jakub Jelinek <jakub@redhat.com>
6584 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
6585 calls that have any non-fake successor edges.
6588 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
6590 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
6592 PR tree-optimization/51624
6593 * tree-sra.c (build_ref_for_model): When replicating a chain of
6594 COMPONENT_REFs, stop as soon as the offset would become negative.
6596 2012-01-04 Jakub Jelinek <jakub@redhat.com>
6599 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
6600 in .debug_loc on the floor.
6602 2012-01-04 Andrew Pinski <apinski@cavium.com>
6604 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
6606 2012-01-04 Andrew Pinski <apinski@cavium.com>
6607 Adam Nemet <anemet@caviumnetworks.com>
6609 * config/mips/mips.md (size): Add SI and DI.
6610 (SIZE): New mode attribute.
6611 (U): New code attribute.
6612 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
6613 (mips_lbux_<mode>): Delete.
6614 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
6615 (mips_lhx): Use gen_mips_lhx_extsi.
6616 (mips_lhx_<mode>): Delete.
6618 (mips_l<size>x): New expand.
6619 (mips_lwx_<mode>): Delete.
6620 (mips_l<GPR:size>x_<P:mode>): New pattern.
6621 (*mips_lw<u>x_<P:mode>_ext): Likewise.
6622 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
6623 * config/mips/mips.c (mips_lx_address_p): New function.
6624 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
6625 (dsp64): New availability predicate.
6626 (mips_builtins): Add an entry for __builtin_mips_ldx.
6627 * config/mips/mips.h (ISA_HAS_LBX): New define.
6628 (ISA_HAS_LBUX): Likewise.
6629 (ISA_HAS_LHX): Likewise.
6630 (ISA_HAS_LHUX): Likewise.
6631 (ISA_HAS_LWX): Likewise.
6632 (ISA_HAS_LWUX): Likewise.
6633 (ISA_HAS_LDX): Likewise.
6634 * doc/extend.texi (__builtin_mips_ldx): Document.
6636 2012-01-04 Tristan Gingold <gingold@adacore.com>
6638 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
6639 when long pointers are used.
6640 * config.build (*-*-*vms*): Handle all OpenVMS targets.
6641 (alpha64-dec-*vms*, alpha*-dec-*vms*)
6642 (ia64-hp-*vms*): Remove.
6643 * config/vms/xm-vms64.h: Delete.
6645 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6648 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
6650 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6652 * opts.c (finish_options): Remove duplicate sorry.
6654 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
6657 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
6660 2012-01-04 Richard Guenther <rguenther@suse.de>
6663 * tree.c (size_low_cst): New function.
6664 * tree.h (size_low_cst): Declare.
6665 * fold-const.c (fold_comparison): Use it to extract the low
6666 part of the POINTER_PLUS_EXPR offset.
6668 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
6670 Fix clearing ZERO_REG
6671 * config/avr/avr.md (cc): Add alternative "ldi".
6672 (movqi_insn): Use it in cc attribute.
6673 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
6674 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
6675 (output_reload_insisf): Use ZERO_REG to pre-clear register.
6677 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6679 * configure: Regenerate.
6681 2012-01-04 Richard Guenther <rguenther@suse.de>
6683 PR tree-optimization/49651
6684 * tree-ssa-structalias.c (type_can_have_subvars): New function.
6685 (var_can_have_subvars): Use it.
6686 (get_constraint_for_1): Only consider subfields if there can be any.
6688 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6691 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
6692 to its new canonical_cselib_val and the cselib_val was in
6693 first_containing_mem chain, but the canonical_cselib_val was not,
6694 add the latter into the chain.
6695 (cselib_invalidate_mem): Compare canonical_cselib_val of
6696 addr_list chain elt with v.
6699 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
6700 dwarf2out_undef): Allocate e.info using ggc_strdup instead
6702 (output_macinfo_op): Don't ggc_strdup fd->filename.
6703 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
6704 then ggc_strdup it. Don't free inc->info or cur->info.
6705 (output_macinfo): Don't free ref->info or file->info.
6707 2012-01-03 Ira Rosen <irar@il.ibm.com>
6709 PR tree-optimization/51269
6710 * tree-vect-loop-manip.c (set_prologue_iterations): Make
6711 first_niters a pointer.
6712 (slpeel_tree_peel_loop_to_edge): Likewise.
6713 (vect_do_peeling_for_loop_bound): Update call to
6714 slpeel_tree_peel_loop_to_edge.
6715 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
6716 here. Remove it from the parameters list.
6717 (vect_do_peeling_for_alignment): Update calls and compute
6720 2012-01-03 Richard Guenther <rguenther@suse.de>
6722 PR tree-optimization/51070
6723 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
6724 Properly handle calls.
6726 2012-01-03 Richard Guenther <rguenther@suse.de>
6728 PR tree-optimization/51692
6729 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
6730 the LHS of allocation stmts.
6732 2012-01-03 Olivier Hainque <hainque@adacore.com>
6734 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
6736 2012-01-03 Olivier Hainque <hainque@adacore.com>
6738 * collect2.c (main): In AIX specific computations for vector
6739 insertions, use CONST_CAST2 to cast from char ** to const char **.
6741 2012-01-03 Richard Guenther <rguenther@suse.de>
6744 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
6745 the context of a limbo DIE when it does not already exist.
6747 2012-01-03 Jakub Jelinek <jakub@redhat.com>
6749 PR tree-optimization/51719
6750 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
6751 but direct call is, clear direct call's lhs and don't add fallthrough
6752 edge from dcall_bb to join_bb and PHIs.
6754 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6756 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
6757 the instructions emitted by the pattern.
6758 ("*TDC_insn_<mode>"): Add comment.
6760 2012-01-03 Richard Guenther <rguenther@suse.de>
6763 * fold-const.c (fold_comparison): Properly canonicalize
6764 tree offset and HOST_WIDE_INT bit position.
6766 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
6768 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
6769 operands for extzv pattern.
6771 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6774 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
6777 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
6779 * doc/invoke.texi (-flto and related options): Copy-edit.
6781 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6783 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
6785 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6787 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
6790 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6792 * expr.h (move_by_pieces_ninsns): Declare.
6793 * expr.c (move_by_pieces_ninsns): Make external.
6794 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
6795 (mips_store_by_pieces_p): Likewise.
6796 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
6797 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
6798 * config/mips/mips.c (mips_move_by_pieces_p): New function.
6799 (mips_store_by_pieces_p): Likewise.
6801 2012-01-02 Jakub Jelinek <jakub@redhat.com>
6803 * passes.c (register_one_dump_file): Free full_name.
6805 * reload1.c (reload): Don't allocate reg_max_ref_width here.
6806 (calculate_elim_costs_all_insns): Free offsets_at and
6807 offsets_known_at at the end and clear the pointers.
6809 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6811 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
6812 this option introduced in r180739.
6814 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6817 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
6818 (tmake_file target=avr): Add avr/t-multilib.
6820 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
6821 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
6822 * config/avr/genmultilib.awk: New file.
6823 * config/avr/t-multilib: New auto-generated file.
6824 * config/avr/multilib.h: New auto-generated file.
6825 * config/avr/t-avr (AVR_MCUS): New variable.
6826 (genopt.sh): Use it.
6827 (s-mlib): Depend on t-multilib.
6828 (t-multilib, multilib.h): New dependencies.
6829 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
6830 (MULTILIB_OPTIONS): Remove.
6831 (MULTILIB_MATCHES): Remove.
6832 (MULTILIB_DIRNAMES): Remove.
6833 (MULTILIB_EXCEPTIONS): Remove:
6834 * config/avr/genopt.sh: Don't use hard coded file name;
6835 pass AVR_MCUS from t-avr instead.
6837 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6839 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
6841 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
6843 Implement light-weight DImode support.
6844 * config/avr/avr-dimode.md: New file.
6845 * config/avr/avr.md: Include it.
6846 (adjust_len): Add plus64, compare64.
6847 (HIDI): Remove code iterator.
6848 (code_stdname): New code attribute.
6849 (rotx, rotsmode): Remove DI.
6850 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
6852 * config/avr/avr-protos.h (avr_have_dimode): New.
6853 (avr_out_plus64, avr_out_compare64): New.
6854 * config/avr/avr.c (avr_out_compare): Handle DImode.
6855 (avr_have_dimode): New variable definition and initialization.
6856 (avr_out_compare64, avr_out_plus64): New functions.
6857 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
6858 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
6859 (avr_compare_pattern): Skip DImode comparisons.
6861 2012-01-02 Revital Eres <revital.eres@linaro.org>
6863 * ddg.c (def_has_ccmode_p): New function.
6864 (add_cross_iteration_register_deps,
6865 create_ddg_dep_from_intra_loop_link): Call it.
6867 2012-01-02 Richard Guenther <rguenther@suse.de>
6870 * invoke.texi (fassociative-math): Remove spurious paranthesis.
6872 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6874 * gcc.c (process_command): Update copyright notice dates.
6875 * gcov.c (print_version): Likewise.
6876 * gcov-dump.c (print_version): Likewise.
6877 * mips-tfile.c (main): Likewise.
6878 * mips-tdump.c (main): Likewise.
6880 2012-01-01 Ira Rosen <irar@il.ibm.com>
6882 PR tree-optimization/51704
6883 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
6884 a use is inside the basic block or loop before accessing its vect info.
6886 2012-01-01 Jan Hubicka <jhjh@suse.cz>
6888 PR rtl-optimization/51069
6889 * cfgloopmanip.c (remove_path): Removing path making irreducible
6890 region unconditional makes BB part of the region.
6892 2012-01-01 Jakub Jelinek <jakub@redhat.com>
6894 PR tree-optimization/51683
6895 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
6896 calls with side-effects.
6897 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
6899 Copyright (C) 2012 Free Software Foundation, Inc.
6901 Copying and distribution of this file, with or without modification,
6902 are permitted in any medium without royalty provided the copyright
6903 notice and this notice are preserved.