1 2012-05-14 Richard Guenther <rguenther@suse.de>
3 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
4 of statements for renaming.
5 (force_gimple_operand_1): Likewise, consistently for both
6 calls to force_gimple_operand and force_gimple_operand_gsi.
8 2012-05-14 Richard Guenther <rguenther@suse.de>
10 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
11 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
13 (expand_omp_for): Likewise.
14 (expand_omp_for_generic): Adjust conditional add to referenced vars.
15 Use make_rename_temp for temporaries that should be rewritten into
17 (expand_omp_for_static_nochunk): Likewise.
18 (expand_omp_atomic_pipeline): Likewise.
20 2012-05-14 Richard Guenther <rguenther@suse.de>
22 PR tree-optimization/53331
23 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
25 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
27 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
30 * doc/options.texi: (LangEnabledBy): Document it.
31 * optc-gen.awk: Handle LangEnabledBy.
32 * opth-gen.awk: Generate declaration for lang-specific functions.
33 * opt-read.awk: Record lang numbers.
34 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
35 (lang_sanitized_name): New.
37 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
39 * attribs.c (decl_attributes): Avoid emitting a warning if
41 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
42 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
43 * c-family/c-common.c (DEF_ATTR_STRING): Define and undefine as
45 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
47 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
48 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
49 BUILT_IN_STRCPY): Use it for these functions.
50 * postreload.c (reload_combine): Deal with SETs inside
51 CALL_INSN_FUNCTION_USAGE.
52 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
53 Look for REG_RETURNED notes and use a cheap restore if possible.
54 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
55 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
56 * ira-build.c (ira_create_allocno, create_cap_allocno,
57 propagate_allocno_info, propagate_some_info_from_allocno,
58 copy_info_to_removed_store_destination, ira_flattening): Handle it.
59 * ira-lives.c (pseudo_regno_single_word_and_live_p,
60 find_call_crossed_cheap_reg): New static functions.
61 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
62 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
63 a REG_RETURNED note in that case.
64 * ira.c (setup_reg_renumber): Change assert to allow cases where
65 allocnos only cross calls for which they are cheap to restore.
66 * ira-costs.c (ira_tune_allocno_costs): Compare
67 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
69 * reg-notes.def (REG_RETURNED): New note.
70 * cse.c (cse_insn): Likewise.
71 * sched-deps.c (sched_analyze_insn): Likewise.
72 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
73 * calls.c (decl_return_flags): New static function.
74 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
75 functions that return one of their arguments.
76 * lto/lto-lang.c (handle_fnspec_attribute): New static function.
77 (lto_attribute_table): Add "fn spec".
78 (DEF_ATTR_STRING): Define and undefine along with the other macros.
79 * regcprop.c (struct kill_set_value_data): New.
80 (kill_set_value): Interpret data as a pointer to such a struct.
81 Do nothing if the caller wants the register to be ignored.
82 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
84 2012-05-14 Richard Guenther <rguenther@suse.de>
86 PR tree-optimization/53340
87 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
89 2012-05-14 Richard Guenther <rguenther@suse.de>
91 * gimplify.c (gimplify_expr): Remove odd code.
93 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
95 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
96 into a PLUS_EXPR byte offset.
98 * tree-ssa-pre.c (can_value_number_call): Delete.
99 (compute_avail): Skip all statements with side effects.
100 <GIMPLE_CALL>: Skip calls to internal functions.
102 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
104 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
106 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
108 * common.opt (Wtype-limits): Use EnabledBy.
110 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
112 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
113 (pushtf splitter): Ditto.
115 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
116 (<code>tf2): Enable for TARGET_SSE.
117 (*absnegtf2_sse): Ditto.
118 (copysign<mode>3): Enable TFmode for TARGET_SSE.
119 (copysign<mode>3_const): Ditto.
120 (copysign<mode>3_var): Ditto.
121 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
122 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
124 * config/i386/i386.c (struct builtin_description bdesc_args)
125 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
126 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
127 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
128 Emit a normal call if SSE isn't available.
130 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
132 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
133 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
134 (<code><mode>3): Ditto.
135 (*andnot<mode>3): Ditto.
137 (*<code><mode>3): Ditto.
140 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
142 * optc-gen.awk: Error instead of warning for conflicting help.
144 2012-05-12 Jason Merrill <jason@redhat.com>
147 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
150 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
152 * function.c (requires_stack_frame_p): If the function can throw
153 non-call exceptions, return true if the insn can throw internally.
155 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
157 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
159 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
161 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
162 ORDERED and UNORDERED conditions.
164 2012-05-11 Richard Guenther <rguenther@suse.de>
166 * tree-flow.h (referenced_var_check_and_insert): Remove.
167 (find_new_referenced_vars): Likewise.
168 * tree-dfa.c (referenced_var_check_and_insert): Make static.
169 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
170 * tree-inline.c (copy_bb): Use find_referenced_vars_in
171 instead of find_new_referenced_vars.
172 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
174 2012-05-11 Richard Guenther <rguenther@suse.de>
176 * tree-pass.h (pass_rest_of_compilation,
177 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
179 * passes.c (pass_all_optimizations, pass_postreload,
180 pass_all_early_optimizations): Make static.
181 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
182 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
183 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
184 (delete_tree_ssa): Do not call fini_phinodes.
185 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
187 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
190 * doc/options.texi (EnabledBy): Document
191 * opts.c: Include opts.h and options.h before tm.h.
192 (finish_options): Do not handle some sub-options here...
193 (common_handle_option): ... instead call common_handle_option_auto here.
194 * optc-gen.awk: Handle EnabledBy.
195 * opth-gen.awk: Declare common_handle_option_auto.
196 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
197 (Wmaybe-uninitialized): Likewise.
198 (Wunused-but-set-variable): Likewise.
199 (Wunused-function): Likewise.
200 (Wunused-label): Likewise.
201 (Wunused-value): Likewise.
202 (Wunused-variable): Likewise.
203 * opt-read.awk: Create opt_numbers array.
205 2012-05-11 Richard Guenther <rguenther@suse.de>
207 PR tree-optimization/53295
208 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
210 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
211 strides when analyzing data-references in a loop context.
212 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
213 non-constant strides for now.
214 (vect_enhance_data_refs_alignment): Ignore data references
215 that are strided loads.
216 (vect_analyze_data_ref_access): Handle non-constant strides.
217 (vect_check_strided_load): Verify the data-reference is a load.
218 (vect_analyze_data_refs): Restructure to make strided load
219 support not dependent on gather support.
220 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
221 when doing strided or gather loads.
222 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
223 integer_zerop to compare stride with zero.
225 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
227 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
229 2012-05-11 Jan Hubicka <jh@suse.cz>
232 * varpool.c (varpool_assemble_decl): Also output constat pool entries
233 that output_constant_pool missed.
235 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
237 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
240 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
243 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
245 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
247 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
248 optimization for TARGET_AVX.
249 (*movti_internal_sse): Ditto.
250 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
251 (*movdi_internal): Ditto.
252 (*movsi_internal): Ditto.
253 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
254 (*movdf_internal_rex64): Ditto.
255 (*movfd_internal): Ditto.
256 (*movsf_internal): Ditto.
257 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
259 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
261 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
262 reference as size attribute.
264 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
265 Tristan Gingold <gingold@adacore.com>
267 * doc/md.texi (Standard Names): Document probe_stack_address.
268 * explow.c (emit_stack_probe): Handle probe_stack_address.
269 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
270 (UNSPECV_PROBE_STACK_RANGE): Likewise.
271 (probe_stack_address): New insn.
272 (probe_stack_range): Likewise.
273 * config/ia64/ia64.c: Include common/common-target.h.
274 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
276 (ia64_emit_probe_stack_range): New function.
277 (output_probe_stack_range): Likewise.
278 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
279 builtin stack checking is enabled.
280 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
281 and UNSPECV_PROBE_STACK_ADDRESS.
282 (unknown_for_bundling_p): New predicate.
283 (group_barrier_needed): Use important_for_bundling_p.
284 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
285 (issue_nops_and_insn): Likewise.
286 (bundling): Likewise.
287 (final_emit_insn_group_barriers): Likewise.
288 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
289 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
290 (STACK_CHECK_PROTECT): Likewise.
291 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
293 2012-05-10 Jan Hubicka <jh@suse.cz>
295 * ipa-inline.c (update_all_callee_keys): Remove.
296 (inline_small_functions): Simplify priority updating.
298 2012-05-10 Jan Hubicka <jh@suse.cz>
300 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
302 2012-05-10 Jan Hubicka <jh@suse.cz>
304 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
305 (symtab_remove_unreachable_nodes): ... this one.
306 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
307 * cgraphunit.c (ipa_passes): Update.
308 * cgraphclones.c (cgraph_materialize_all_clones): Update.
309 * cgraph.c (cgraph_release_function_body): Only turn initial
310 into error mark when initial was previously set.
311 * ipa-inline.c (ipa_inline): Update.
312 * ipa.c: Include ipa-inline.h
313 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
314 (enqueue_node): New function.
315 (process_references): Update.
316 (symtab_remove_unreachable_nodes): Cleanup.
317 * passes.c (execute_todo, execute_one_pass): Update.
319 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
321 PR rtl-optimization/53125
322 * ira.c (ira): Call find_moveable_pseudos and
323 move_unallocated_pseudos if only ira_conflicts_p is true.
325 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
327 * config/i386/i386.md (*movoi_internal_avx): Handle
328 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
329 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
330 (*movti_internal_sse): Ditto.
331 (*movtf_internal): Ditto.
332 * config/i386/sse.md (ssePSmode): New mode attribute.
333 (*move<mode>_internal): Use ssePSmode.
334 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
335 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
336 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
337 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
339 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
341 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
342 DECL_ORIGINAL_TYPE if it is present.
344 2012-05-10 Nick Clifton <nickc@redhat.com>
347 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
348 a "0" constraint to being a (match_dup 0).
350 2012-05-10 Richard Guenther <rguenther@suse.de>
352 * stor-layout.c (byte_from_pos): Amend comment.
354 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
356 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
357 Document requirement to call in constructors.
359 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
361 2012-05-10 Richard Guenther <rguenther@suse.de>
363 * tree.h (TYPE_IS_SIZETYPE): Remove.
364 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
365 (extract_muldiv_1): Likewise.
366 * gimple.c (gtc_visit): Likewise.
367 (gimple_types_compatible_p): Likewise.
368 (iterative_hash_canonical_type): Likewise.
369 (gimple_canonical_types_compatible_p): Likewise.
370 * gimplify.c (gimplify_one_sizepos): Likewise.
371 * print-tree.c (print_node): Likewise.
372 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
374 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
377 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
378 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
379 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
380 instead of xop_mulv2div2di3_low.
381 (xop_p<macs>dql): Fix vec_select selector.
382 (xop_p<macs>dqh): Ditto.
383 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
384 (xop_mulv2div2di3_high): Ditto.
386 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
389 * diagnostic.h (diagnostic_context): Add last_location.
390 * diagnostic.c (diagnostic_initialize): Initialize it.
391 (diagnostic_show_locus): Use it.
393 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
395 * doc/extend.texi (Function Attributes): Point xref to section
398 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
400 * config/i386/i386.c (*movdf_internal_rex64): Remove
401 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
402 Calculate "mode" attribute according to
403 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
404 (*movdf_internal): Ditto.
406 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
409 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
410 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
411 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
412 or when optimizing for size.
413 * config/i386/sse.md (*mov<mode>_internal): Remove
414 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
415 Calculate "mode" attribute according to optimize_function_for_size_p
416 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
417 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
418 depending on the mode of the instruction. Calculate "mode" attribute
419 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
420 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
421 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
423 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
426 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
427 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
428 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
429 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
430 (expand_prologue): Move initialization of cfun->machine->is_naked,
431 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
432 (avr_set_current_function): ...this new static function.
433 (TARGET_SET_CURRENT_FUNCTION): New define.
434 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
435 checking attributes of current_function_decl.
436 (avr_regs_to_save): Ditto.
437 (signal_function_p): Rename to avr_signal_function_p.
438 (interrupt_function_p): Rename to avr_interrupt_function_p.
440 * doc/extend.texi (Function Attributes): Better explanation of
441 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
444 2012-05-09 Michael Matz <matz@suse.de>
446 PR tree-optimization/53185
447 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
448 peeling when we see strided loads.
450 2012-05-09 Matthias Klose <doko@ubuntu.com>
452 * gcc-ar.c (main): Don't check for execute bits for the plugin.
454 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
456 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
457 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
458 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
459 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
460 (USE_LOAD_POST_INCREMENT): Define.
461 (USE_LOAD_PRE_INCREMENT): Define.
462 (USE_LOAD_POST_DECREMENT): Define.
463 (USE_LOAD_PRE_DECREMENT): Define.
464 (USE_STORE_PRE_DECREMENT): Define.
465 (USE_STORE_PRE_INCREMENT): Define.
466 (USE_STORE_POST_DECREMENT): Define.
467 (USE_STORE_POST_INCREMENT): Define.
468 (arm_auto_incmodes): Add enumeration.
469 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
470 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
472 2012-05-09 Jakub Jelinek <jakub@redhat.com>
474 PR tree-optimization/53226
475 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
476 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
477 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
478 doesn't need to be revisited, look for earliest stmt with
479 !gimple_plf (stmt, GF_PLF_1) if something changed.
481 2012-05-09 Terry Guo <terry.guo@arm.com>
483 * genmultilib: Update copyright dates.
484 * doc/fragments.texi: Ditto.
486 2012-05-09 Terry Guo <terry.guo@arm.com>
488 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
489 * genmultilib (MULTILIB_REQUIRED): New.
490 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
492 2012-05-09 Richard Guenther <rguenther@suse.de>
494 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
495 (vect_do_peeling_for_loop_bound): Likewise.
496 (vect_do_peeling_for_alignment): Likewise.
497 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
498 (vect_do_peeling_for_loop_bound): Get check_profitability and
499 threshold as parameters.
500 (vect_do_peeling_for_alignment): Likewise.
501 (vect_loop_versioning): Likewise.
502 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
503 and threshold here. Control where to put the check here.
505 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
508 * dwarf2out.h (get_address_mode): Move declaration to...
510 * dwarf2out.c (get_address_mode): Move definition to...
511 * rtlanal.c: ...here.
512 * var-tracking.c (get_address_mode): Delete.
513 * combine.c (find_split_point): Use get_address_mode instead of
514 targetm.addr_space.address_mode.
515 * cselib.c (cselib_record_sets): Likewise.
516 * dse.c (canon_address, record_store): Likewise.
517 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
518 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
519 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
520 (expand_expr_real_1): Likewise.
521 * ifcvt.c (noce_try_cmove_arith): Likewise.
522 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
523 * reload.c (find_reloads): Likewise.
524 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
525 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
527 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
529 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
530 information from the instruction produced.
532 2012-05-09 Richard Guenther <rguenther@suse.de>
534 * stor-layout.c (bit_from_pos): Document.
535 (byte_from_pos): Likewise. Optimize.
536 (pos_from_bit): Likewise.
537 (normalize_offset): Use pos_from_bit instead of replicating it.
539 2012-05-09 Alan Modra <amodra@gmail.com>
542 * config/rs6000/rs6000.c (gen_frame_set): New function.
543 (gen_frame_load, gen_frame_store): New functions.
544 (rs6000_savres_rtx): Use the above.
545 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
546 Correct mode used for CR2 in save/restore_world patterns.
547 Don't emit instructions for eh_return frame unwind reg info.
549 2012-05-08 Jan Hubicka <jh@suse.cz>
551 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
553 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
555 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
557 (compile_file): Do not output variables.
558 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
560 * langhooks.c: Include timevar.h
561 (write_global_declarations): Finalize compilation unit after wrapup;
562 set timevars correctly.
563 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
564 not to be added to varpool.
565 * varpool.c (varpool_assemble_decl): Sanity check that we are called
566 only on cases where it makes sense; skip constant pool and value expr
569 2012-05-08 David S. Miller <davem@davemloft.net>
571 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
572 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
573 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
575 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
577 PR rtl-optimization/53278
578 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
579 speed_p code from earlier patch.
581 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
584 * config/sh/sh.md (*branch_true, *branch_false): New insns.
586 2012-05-08 Teresa Johnson <tejohnson@google.com>
588 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
589 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
591 2012-05-08 Jan Hubicka <jh@suse.cz>
593 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
594 (cgraph_create_node_1): Rename to ...
595 (cgraph_create_empty_node): ... this one; export.
596 (cgraph_create_node): Update.
597 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
598 (cgraph_create_edge_including_clones): Likewise.
599 (cgraph_find_replacement_node): Likewise.
600 (cgraph_clone_edge): Likewise.
601 (cgraph_clone_node): Likewise.
602 (clone_function_name): Likewise.
603 (cgraph_create_virtual_clone): Likewise.
604 (cgraph_remove_node_and_inline_clones): Likewise.
605 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
606 * cgraph.h: Reorder declarations so they match file of origin.
607 (cgraph_create_empty_node): Declare.
608 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
609 (cgraph_copy_node_for_versioning): Likewise.
610 (cgraph_function_versioning): Likewise.
611 (cgraph_materialize_clone): Likewise.
612 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
613 (cgraph_materialize_all_clones): Likewise.
614 * cgraphclones.c: New file.
615 * Makefile.in: Update for cgraphclones.
617 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
620 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
621 (ix86_rtx_costs): Handle SET.
623 2012-05-08 Michael Matz <matz@suse.de>
625 * basic-block.h (struct rtl_bb_info): Remove visited member and
626 move head_ member to ...
627 (struct basic_block_def.basic_block_il_dependent): ... the new
628 member x, replacing but containing old member rtl.
629 (enum bb_flags): New BB_VISITED flag.
630 (BB_HEADER, BB_FOOTER): New macros.
632 * jump.c (mark_all_labels): Adjust.
633 * cfgcleanup.c (try_optimize_cfg): Adjust.
634 * cfglayout.c (record_effective_endpoints): Adjust.
635 (relink_block_chain): Ditto (and don't fiddle with visited).
636 (fixup_reorder_chain): Adjust.
637 (fixup_fallthru_exit_predecessor): Ditto.
638 (cfg_layout_duplicate_bb): Ditto.
639 * combine.c (update_cfg_for_uncondjump): Adjust.
640 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
641 (bb_visited_trace): New accessor.
642 (mark_bb_visited): Move in front.
643 (rotate_loop): Use bb_visited_trace.
644 (find_traces_1_round): Ditto.
645 (emit_barrier_after): Ditto.
646 (copy_bb): Ditto, and initialize visited on resize.
647 (reorder_basic_blocks): Initize visited member.
648 (duplicate_computed_gotos): Clear bb flags at start, use
651 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
652 (rtl_verify_flow_info_1): Ditto.
653 (cfg_layout_split_block): Ditto.
654 (cfg_layout_delete_block): Ditto.
655 (cfg_layout_merge_blocks): Ditto.
656 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
658 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
661 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
662 when a constant source operand matches an "I" constraint, the "no
663 CC0 change" applies to a register-destination only, not a
664 strict_low_part-destination.
666 2012-05-08 Richard Guenther <rguenther@suse.de>
668 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
669 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
671 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
673 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
675 * doc/avr-mmcu.texi: New auto-generated file.
676 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
677 to document all valid -mmcu= arguments.
679 * config/avr/avr.h (arch_info_s): New struct definition.
680 * config/avr/avr-devices.c (avr_texinfo): New variable.
681 * config/avr/gen-avr-mmcu-texi.c: New file.
682 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
684 2012-05-08 Dehao Chen <dehao@google.com>
686 * predict.c (find_qualified_ssa_name): New.
687 (find_ssa_name_in_expr): New.
688 (find_ssa_name_in_assign_stmt): New.
689 (is_comparison_with_loop_invariant_p): New.
690 (is_bound_expr_similar): New.
691 (predict_iv_comparison): New.
692 (predict_loops): Add heuristic for loop-nested branches that compare an
693 induction variable to a loop bound variable.
694 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
696 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
698 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
699 TARGET_BDVER2 defines where appropriate.
701 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
703 * configure.ac (PLUGIN_LD): Rename into...
704 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
705 * config.in: Regenerate.
706 * configure: Likewise.
707 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
709 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
711 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
712 computation using the precision of the index type.
713 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
714 (fold_array_ctor_reference): Do index computations in the index type.
716 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
718 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
719 down to plus_constant.
720 (expand_epilogue): Ditto.
722 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
724 * postreload.c (reload_cse_regs): Make static.
725 * reload.h (reload_cse_regs): Remove prototype.
727 2012-05-07 Richard Henderson <rth@redhat.com>
729 * config/alpha/alpha.md (clear_cache): New pattern.
731 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
734 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
735 is folded to a type boundary value, verify that the resulting case
736 label is still a care range.
738 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
740 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
741 only for TARGET_GENERIC, when not optimizing for size.
742 (*ffs<mode>_1): Ditto.
744 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
746 * tree-cfg.c (verify_gimple_switch): Tighten checks.
748 2012-05-07 Jakub Jelinek <jakub@redhat.com>
750 PR tree-optimization/53239
751 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
752 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
754 2012-05-07 Richard Guenther <rguenther@suse.de>
756 PR tree-optimization/53195
757 * tree-inline.c (setup_one_parameter): Properly add referenced
758 vars from the parameters new known value.
760 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
762 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
763 (sched_branch_type): Remove.
764 (m68k_sched_md_init_global): Don't allocate it.
765 (m68k_sched_md_finish_global): Don't free it.
766 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
767 * config/m68k/m68k.md: Set the type of insns using
768 m68k_sched_branch_type to bcc directly.
770 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
772 * config/sol2.c (solaris_override_options): New function.
773 * config/sol2-protos.h (solaris_override_options): Declare.
774 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
776 2012-05-07 Richard Guenther <rguenther@suse.de>
778 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
779 whether we failed to compute data dependences.
780 (loop_prefetch_arrays): Fail if we failed.
782 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
783 Paolo Bonzini <bonzini@gnu.org>
785 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
786 Emit bsf when optimizing for size.
787 (*ffs<mode>_1): Ditto.
789 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
792 * config/sh/sh.c (sh_rtx_costs): Handle SET.
794 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
797 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
798 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
799 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
801 (*bswapdi2_doubleword): New insn pattern.
802 (*bswap<mode>2): Rename from *bswap<mode>2_1.
804 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
806 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
807 (mips_set_reg_reg_cost): Likewise.
808 (mips_rtx_costs): Handle SET.
810 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
812 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
813 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
814 to compute the cost of moves. Set the mode of the target register.
816 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
818 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
819 plus_constant function.
820 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
821 that the mode is sensible.
822 (use_anchored_address, round_push, allocate_dynamic_stack_space)
823 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
826 * alias.c (canon_rtx): Likewise.
827 (init_alias_analysis): Likewise.
828 * builtins.c (expand_builtin_return_addr)
829 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
830 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
831 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
832 (expand_builtin_stpcpy): Likewise.
833 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
834 (compute_argument_addresses, internal_arg_pointer_based_exp)
835 (expand_call, emit_library_call_value_1): Likewise.
836 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
837 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
838 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
839 * cse.c (insert_const_anchor, find_reg_offset_for_const)
840 (use_related_value, fold_rtx): Likewise.
841 * cselib.c (cselib_subst_to_values): Likewise.
842 * dse.c (record_store, check_mem_read_rtx): Likewise.
843 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
844 * emit-rtl.c (adjust_address_1): Likewise.
845 * except.c (sjlj_emit_function_enter)
846 (expand_builtin_extract_return_addr)
847 (expand_builtin_frob_return_addr): Likewise.
848 * expmed.c (expand_divmod): Likewise.
849 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
850 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
851 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
852 * function.c (assign_stack_local_1)
853 (instantiate_virtual_regs_in_rtx): Likewise.
854 * optabs.c (prepare_cmp_insn): Likewise.
855 * recog.c (offsettable_address_addr_space_p): Likewise.
856 * reload.c (find_reloads_address, form_sum)
857 (find_reloads_subreg_address): Likewise.
858 * reload1.c (init_reload, eliminate_regs_1)
859 (eliminate_regs_in_insn): Likewise.
860 * simplify-rtx.c (simplify_unary_operation_1)
861 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
862 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
863 (vt_add_function_parameter): Likewise.
865 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
866 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
867 * config/alpha/alpha.c (alpha_legitimize_address_1)
868 (get_unaligned_address, alpha_expand_unaligned_load)
869 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
870 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
871 (alpha_expand_builtin_establish_vms_condition_handler)
872 (alpha_setup_incoming_varargs, emit_frame_store_1)
873 (alpha_expand_prologue, alpha_expand_epilogue)
874 (alpha_use_linkage): Likewise.
875 * config/alpha/alpha.md: Likewise.
877 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
878 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
879 (thumb_legitimize_address, arm_gen_load_multiple_1)
880 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
881 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
882 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
883 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
884 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
885 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
886 (thumb_expand_movmemqi, arm_set_return_address)
887 (thumb_set_return_address): Likewise.
888 * config/arm/arm.md: Likewise.
890 * config/avr/avr.c (avr_incoming_return_addr_rtx)
891 (avr_prologue_setup_frame, expand_epilogue)
892 (avr_const_address_lo16): Likewise.
894 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
895 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
896 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
897 (bfin_output_mi_thunk): Likewise.
899 * config/c6x/c6x.c (c6x_initialize_trampoline)
900 (c6x_output_mi_thunk): Likewise.
902 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
903 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
905 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
906 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
907 (cris_emit_movem_store, cris_trampoline_init): Likewise.
908 * config/cris/cris.md: Likewise.
910 * config/darwin.c (machopic_indirect_data_reference)
911 (machopic_legitimize_pic_address): Likewise.
913 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
914 (epiphany_expand_prologue, epiphany_expand_epilogue)
915 (epiphany_trampoline_init): Likewise.
916 * config/epiphany/epiphany.md: Likewise.
918 * config/fr30/fr30.c (fr30_move_double): Likewise.
920 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
921 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
922 (frv_index_memory, unspec_got_name, frv_find_base_term)
923 (frv_output_dwarf_dtprel): Likewise.
925 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
926 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
928 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
929 * config/i386/i386.c (setup_incoming_varargs_64)
930 (setup_incoming_varargs_ms_64, choose_baseaddr)
931 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
932 (ix86_emit_probe_stack_range, ix86_expand_prologue)
933 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
934 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
935 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
936 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
937 (x86_output_mi_thunk): Likewise.
938 * config/i386/i386.md: Likewise.
940 * config/ia64/ia64.c (ia64_expand_load_address)
941 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
942 (do_spill, ia64_trampoline_init): Likewise.
944 * config/iq2000/iq2000.c (iq2000_va_start)
945 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
946 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
947 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
949 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
951 * config/m32c/m32c.c (m32c_return_addr_rtx)
952 (m32c_expand_insv): Likewise.
954 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
955 (m32r_legitimize_pic_address, m32r_print_operand)
956 (m32r_print_operand_address): Likewise.
958 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
959 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
960 (EH_RETURN_HANDLER_RTX): Likewise.
961 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
962 (m68k_expand_epilogue, legitimize_pic_address)
963 (m68k_output_mi_thunk): Likewise.
964 * config/m68k/m68k.md: Likewise.
966 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
967 (mcore_expand_epilog): Likewise.
968 * config/mcore/mcore.md: Likewise.
970 * config/mep/mep.c (mep_allocate_initial_value)
971 (mep_expand_prologue, mep_expand_epilogue): Likewise.
973 * config/microblaze/microblaze.c (double_memory_operand)
974 (microblaze_block_move_loop): Likewise.
976 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
977 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
978 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
979 (mips_expand_prologue, mips_epilogue_set_cfa)
980 (mips_expand_epilogue): Likewise.
981 * config/mips/mips.md: Likewise.
983 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
984 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
986 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
987 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
989 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
990 (EH_RETURN_HANDLER_RTX): Likewise.
991 * config/moxie/moxie.c (moxie_static_chain): Likewise.
993 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
994 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
995 (pa_return_addr_rtx, hppa_builtin_saveregs)
996 (pa_trampoline_init): Likewise.
997 * config/pa/pa.md: Likewise.
999 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
1001 * config/picochip/picochip.c (picochip_static_chain): Likewise.
1003 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
1004 * config/rs6000/rs6000.c (rs6000_legitimize_address)
1005 (setup_incoming_varargs, print_operand, rs6000_return_addr)
1006 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
1007 (rs6000_emit_epilogue)
1008 (rs6000_machopic_legitimize_pic_address): Likewise.
1010 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
1012 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
1013 (DYNAMIC_CHAIN_ADDRESS): Likewise.
1014 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
1015 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
1016 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
1017 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
1018 (s390_emit_epilogue, s390_function_profiler): Likewise.
1019 * config/s390/s390.md: Likewise.
1021 * config/score/score.c (score_add_offset, score_prologue): Likewise.
1023 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
1024 (sh_output_mi_thunk): Likewise.
1025 * config/sh/sh.md: Likewise.
1027 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
1028 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
1029 * config/sparc/sparc.c (sparc_legitimize_pic_address)
1030 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
1031 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
1032 (emit_and_preserve): Likewise.
1033 * config/sparc/sparc.md: Likewise.
1035 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1036 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
1037 (spu_setup_incoming_varargs, ea_load_store_inline)
1038 (spu_expand_load): Likewise.
1040 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
1041 (combine_bnp): Likewise.
1043 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1044 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
1045 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
1047 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1048 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
1049 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
1051 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
1052 * config/v850/v850.md: Likewise.
1054 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
1055 (EH_RETURN_HANDLER_RTX): Likewise.
1056 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
1057 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
1058 (print_operand_address, vax_trampoline_init): Likewise.
1060 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
1061 (xtensa_function_value_regno_p): Likewise.
1063 2012-05-04 Andrew Pinski <apinski@cavium.com>
1065 * expr.c (get_def_for_expr_class): New function.
1066 (convert_tree_comp_to_rtx): New function.
1067 (expand_cond_expr_using_cmove): New function.
1068 (expand_expr_real_2 <case COND_EXPR>): Call
1069 expand_cond_expr_using_cmove first and return if it succeeds.
1070 Remove the check for HAVE_conditional_move since we should have
1071 already converted it to a conditional move.
1072 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
1073 modes of DImode for 32bits and TImode.
1075 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
1078 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
1079 (print_md_ptr_loc, print_c_condition): Use them.
1080 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
1081 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
1082 attr_file, dfa_file, latency_file): New global variables.
1083 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
1084 write_upcase, write_indent, write_length_unit_log, write_test_expr,
1085 write_attr_get, write_insn_cases, write_eligible_delay,
1086 write_const_num_delay_slots): Accept FILE pointer and toss it around.
1088 (write_header, open_outfile, handle_arg): New funcions.
1089 (make_automaton_attrs): Write prototypes as extern to the output
1091 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
1092 names from the command line. Open the output files and write out
1093 internal functions for DFA functions to dfa_file_name, insn latency
1094 functions to latency_file_name, and everything else to attr_file.
1095 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
1096 (BACKEND): Build libbackend first.
1097 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
1098 (.PRECIOUS): Likewise.
1099 (insn-dfatab.o): New rule.
1100 (insn-latencytab.o): New rule.
1101 (simple_rtl_generated_c): Do not include insn-attrtab.c.
1102 (s-attrtab): New rule.
1104 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
1106 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
1107 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
1108 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
1109 * reorg.c (get_jump_flags): Do not set the removed flags.
1111 * doc/md.texi (attr_flag): Update for abovementioned changes.
1113 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1116 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
1117 (TARGET_CMOV): Rename from TARGET_CMOVE.
1118 (TARGET_CMOVE): New define.
1119 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
1120 Do not set TARGET_CMOVE here.
1122 2012-05-04 Dodji Seketeli <dodji@redhat.com>
1124 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
1125 * opts.c (finish_options): Activate -Wunused-local-typedefs if
1126 -Wunused is activated.
1127 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
1129 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1131 * config/s390/s390.md (*movmem_short, *clrmem_short)
1132 (*cmpmem_short): Move the mode check from the insn condition to
1135 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1137 PR tree-optimization/52633
1138 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
1139 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
1140 (vect_recog_over_widening_pattern): Remove handling of code that was
1141 already detected as over-widening pattern. Remove special handling
1142 of "unsigned" cases. Instead, support general case of conversion
1143 of the shift result to another type.
1145 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1147 * tree-vect-patterns.c (vect_single_imm_use): New function.
1148 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
1149 (vect_recog_over_widening_pattern): Likewise.
1150 (vect_recog_widen_shift_pattern): Likewise.
1152 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1154 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
1155 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
1156 (vect_recog_widen_mult_pattern): Likewise.
1157 (vect_operation_fits_smaller_type): Likewise.
1158 (vect_recog_over_widening_pattern): Likewise.
1159 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
1161 2012-05-04 Richard Guenther <rguenther@suse.de>
1164 * lto-wrapper.c (merge_and_complain): Complain about mismatches
1165 of -freg-struct-return and -fpcc-struct-return.
1166 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
1167 from the input file options and ignore those from the link
1170 2012-05-04 Richard Guenther <rguenther@suse.de>
1172 PR tree-optimization/53168
1173 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
1174 memory reads when the result is a constant we can pun.
1176 2012-05-04 Richard Guenther <rguenther@suse.de>
1178 * common.opt (flto-report): Do not mark as Optimization.
1180 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
1183 * recog.c (constrain_operands): If extra constraints are present, also
1184 accept pseudo-registers with equivalent memory locations during reload.
1186 2012-05-04 Olivier Hainque <hainque@adacore.com>
1188 * collect2.c (may_unlink_output_file): New global.
1189 (maybe_unlink): Honor it.
1190 * collect2.h: Add extern for it.
1191 * tlink.c (do_tlink): Set it to true if the link succeeded.
1193 2012-05-04 Olivier Hainque <hainque@adacore.com>
1195 * gcc.c (eval_spec_function): Finalize/restore the current string
1196 obstack state as part of the context push/pop operations.
1198 2012-05-04 Bin Cheng <bin.cheng@arm.com>
1200 PR rtl-optimization/52804
1201 * reload1.c (reload_reg_reaches_end_p): Check whether successor
1202 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
1203 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
1204 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
1205 RELOAD_FOR_OUTADDR_ADDRESS.
1207 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
1210 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
1211 for macro expansion.
1213 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
1215 * flags.h (flag_permissive): Do not declare.
1216 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
1218 * toplev.c (flag_permissive): Do not define.
1219 * c-tree.h (system_header_p): Delete unused.
1221 2012-05-03 David S. Miller <davem@davemloft.net>
1224 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
1225 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
1226 (sparc_emit_float_lib_cmp): Likewise.
1228 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1231 * config/rs6000/rs6000.md (bswapdi splitters): If
1232 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
1233 default) is used, generate an alternate sequence that does not
1234 depend on using indexed addressing.
1236 2012-05-03 Jason Merrill <jason@redhat.com>
1238 * gengtype.c (write_types): Fix warning message.
1239 (write_local): Likewise.
1241 2012-05-02 Jason Merrill <jason@redhat.com>
1243 * dwarf2out.c (struct external_ref, build_local_stub): New.
1244 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
1245 (optimize_external_refs, optimize_external_refs_1): New.
1246 (change_AT_die_ref): New.
1247 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
1248 (build_abbrev_table): Take the external refs hashtable.
1249 (output_comp_unit): Get it from optimize_external_refs and pass it in.
1251 2012-05-03 Jan Hubicka <jh@suse.cz>
1254 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
1256 2012-05-03 Jan Hubicka <jh@suse.cz>
1259 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
1261 2012-05-03 Jason Merrill <jason@redhat.com>
1263 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
1264 use_debug_types to discriminate the die_id union.
1265 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
1266 (build_abbrev_table, output_die): Likewise.
1267 (prune_unused_types_walk_attribs): Likewise.
1268 (generate_type_signature, copy_declaration_context): Set it.
1269 (remove_child_or_replace_with_skeleton): Set it.
1270 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
1271 check use_debug_types.
1272 (dwarf2out_finish): Do break_out_includes after .debug_types.
1274 2012-05-03 Jason Merrill <jason@redhat.com>
1276 * dwarf2out.c (modified_type_die): Use scope_die_for.
1277 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
1278 (uses_local_type_r, uses_local_type): New.
1279 (scope_die_for): Keep a type that uses a local type in local scope.
1280 Use get_context_die for namespace and type scope.
1282 2012-05-03 Jason Merrill <jason@redhat.com>
1284 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
1286 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
1287 (dwarf2out_finish): Likewise.
1289 2012-05-03 Martin Jambor <mjambor@suse.cz>
1291 * builtins.c (get_object_alignment_1): Return whether we can determine
1292 the alignment or conservatively assume byte alignment. Return the
1293 alignment by reference. Use get_pointer_alignment_1 for dereference
1295 (get_pointer_alignment_1): Return whether we can determine the
1296 alignment or conservatively assume byte alignment. Return the
1297 alignment by reference. Use get_ptr_info_alignment to get SSA name
1299 (get_object_alignment): Update call to get_object_alignment_1.
1300 (get_object_or_type_alignment): Likewise, fall back to type alignment
1301 only when it returned false.
1302 (get_pointer_alignment): Update call to get_pointer_alignment_1.
1303 * fold-const.c (get_pointer_modulus_and_residue): Update call to
1304 get_object_alignment_1.
1305 * ipa-prop.c (ipa_modify_call_arguments): Update call to
1306 get_pointer_alignment_1.
1307 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
1308 of MEM_REF or TARGET_MEM_REF only when it returns false.
1309 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
1310 get_object_alignment_1.
1311 (ccp_finalize): Use set_ptr_info_alignment.
1312 * tree.h (get_object_alignment_1): Update declaration.
1313 (get_pointer_alignment_1): Likewise.
1314 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
1315 (dump_gimple_stmt): Likewise.
1316 * tree-flow.h (ptr_info_def): Updated comments of fields align and
1318 (get_ptr_info_alignment): Declared.
1319 (mark_ptr_info_alignment_unknown): Likewise.
1320 (set_ptr_info_alignment): Likewise.
1321 (adjust_ptr_info_misalignment): Likewise.
1322 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
1323 and set alignment of SSA names.
1324 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
1325 mark_ptr_info_alignment_unknown.
1326 * tree-ssanames.c (get_ptr_info_alignment): New function.
1327 (mark_ptr_info_alignment_unknown): Likewise.
1328 (set_ptr_info_alignment): Likewise.
1329 (adjust_ptr_info_misalignment): Likewise.
1330 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
1331 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
1333 (bump_vector_ptr): Likewise.
1334 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
1335 (vectorizable_store): Likewise.
1336 (vectorizable_load): Likewise.
1338 2012-05-03 Michael Matz <matz@suse.de>
1340 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
1341 in front of basic_block_def.
1342 (struct basic_block_def): Make il.gimple the full struct, not a
1344 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
1346 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
1347 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
1348 NULL il.gimple, which can't happen anymore.
1349 * gimple.h (bb_seq): il.gimple can't be NULL.
1350 (bb_seq_add): Ditto.
1351 (set_bb_seq): Adjust.
1352 (gsi_start_bb, gsi_last_bb): Tidy.
1353 * lto-streamer-in.c (make_new_block): Don't zero members that
1354 are zeroed already, don't allocate a gimple_bb_info.
1355 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
1356 (remove_bb): Clear all il.gimple members.
1357 (gimple_verify_flow_info): Adjust for flat il.gimple.
1358 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
1360 * coretypes.h (const_gimple_seq): Remove typedef.
1361 * gimple.h (gimple_seq_first): Take gimple_seq.
1362 (gimple_seq_first_stmt): Ditto.
1363 (gimple_seq_last): Ditto.
1364 (gimple_seq_last_stmt): Ditto.
1365 (gimple_seq_empty_p): Ditto.
1367 2012-05-03 Richard Guenther <rguenther@suse.de>
1369 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
1371 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
1372 (compute_avail): Do not add possibly trapping operations to
1373 EXP_GEN if they might not be executed in the block.
1375 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
1377 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
1379 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
1381 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
1382 information as early as possible. Update dominance info instead of
1385 2012-05-03 Richard Guenther <rguenther@suse.de>
1387 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
1388 (union_contains_value): Remove.
1389 (vro_valid_in_sets): Likewise.
1390 (op_valid_in_sets): New function.
1391 (valid_in_sets): Use op_valid_in_sets.
1392 (insert_into_preds_of_block): Move dumping ...
1393 (do_regular_insertion): ... here.
1394 (do_partial_partial_insertion): ... and here. Dump that
1395 we've found a partial partial redundancy.
1396 (insert): Dump the current insert iteration.
1398 2012-05-03 Jakub Jelinek <jakub@redhat.com>
1401 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1402 append program name to it and pass that as first argument
1403 to make_relative_prefix. Always pass standard_libexec_prefix
1404 as last argument to make_relative_prefix. If
1405 make_relative_prefix returns NULL, fall back to
1406 standard_libexec_prefix.
1409 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1413 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1414 mode, return that mode.
1417 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
1418 define __ATOMIC_HLE_* macros here.
1419 (ix86_target_macros): But here, using cpp_define_formatted.
1421 2012-05-03 Richard Guenther <rguenther@suse.de>
1423 PR tree-optimization/53144
1424 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1426 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1427 with SSA name values.
1428 (vn_reference_lookup_3): Adjust callers.
1430 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1432 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
1433 has_fma4 for AMD processors with both fma3 and fma4 support.
1435 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
1438 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
1441 2012-05-03 Michael Matz <matz@suse.de>
1444 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
1445 (dse_enter_block): Properly iterate the whole sequence even
1446 if the last statement was removed.
1448 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1450 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
1451 unset flag_jump_tables.
1452 * stmt.c (expand_case): Remove special flag_pic case conditional
1453 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
1455 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
1457 * common/config/s390/s390-common.c (s390_option_optimization_table):
1458 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
1459 default when optimizing.
1461 2012-05-02 Martin Jambor <mjambor@suse.cz>
1464 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1465 of a variable when the contect is a function.
1467 2012-05-02 Michael Matz <matz@suse.de>
1469 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
1470 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
1471 (const_gimple_seq_node): Remove.
1472 (gimple_seq_node): Typedef as gimple.
1473 (struct gimple_statement_base): Add next and prev members,
1474 adjust all WORD markers in using structs.
1475 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
1476 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1477 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
1478 gimple are the same.
1479 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
1481 (gimple_init_singleton): New function.
1482 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
1483 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
1485 (gsi_stmt_ptr): Remove.
1486 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
1488 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
1489 again, adjust for above changes.
1490 (update_call_edge_frequencies): Adjust for above changes.
1491 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
1492 (gsi_insert_seq_nodes_after): Ditto.
1493 (gsi_split_seq_after): Ditto.
1494 (gsi_set_stmt): Ditto.
1495 (gsi_split_seq_before): Ditto.
1496 (gsi_remove): Ditto.
1497 (gsi_insert_seq_before_without_update): Don't free sequence.
1498 (gsi_insert_seq_after_without_update): Ditto.
1499 (gsi_replace): Assert some more invariants.
1500 (gsi_insert_before_without_update, gsi_insert_after_without_update):
1502 (gsi_for_stmt): Don't search for stmt.
1503 (gsi_insert_on_edge_immediate): Tidy.
1505 * gimple.c (gimple_alloc_k): Remove "sequences".
1506 (gimple_seq_cache): Remove.
1507 (gimple_alloc_stat): Make stmt a singleton sequence.
1508 (gimple_seq_alloc, gimple_seq_free): Remove.
1509 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
1510 (gimple_copy): Ditto.
1511 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
1512 create iterator from correct sequence.
1513 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
1515 2012-05-02 Michael Matz <matz@suse.de>
1517 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
1519 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
1520 sequence, lazily allocate it.
1521 (bb_seq_addr): New function.
1522 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
1523 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
1524 (gsi_none): New function.
1525 (gsi_start_bb): Adjust.
1526 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
1527 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
1528 (gsi_last_bb): Adjust.
1530 * tree-flow-inline.h (phi_nodes_ptr): New function.
1532 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
1533 datastructure and interface change.
1534 (gsi_insert_seq_before_without_update): Ditto.
1535 (gsi_insert_seq_nodes_after): Ditto.
1536 (gsi_insert_seq_after_without_update): Ditto.
1537 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
1538 (gsi_split_seq_before): Ditto.
1539 (gsi_start_phis): Adjust.
1540 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
1541 (vect_transform_loop): Ditto.
1542 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
1543 gimple_seq_copy): Don't use gimple_seq_alloc.
1544 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
1545 (gimplify_seq_add_seq): Ditto.
1546 * lto-streamer-in.c (make_new_block): Ditto.
1547 * tree-cfg.c (create_bb): Ditto.
1548 * tree-sra.c (initialize_parameter_reductions): Ditto.
1550 2012-05-02 Michael Matz <matz@suse.de>
1552 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1553 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
1554 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
1555 set_bb_seq): Move down to after gimple_statement_d definition.
1557 2012-05-02 Michael Matz <matz@suse.de>
1559 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1560 gsi_replace_with_seq, instead of inserting itself.
1561 * gimple-iterator.c (gsi_replace_with_seq): New function.
1562 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
1563 iterator instead of statement, advance it.
1564 (ssa_forward_propagate_and_combine): Adjust call to above.
1566 2012-05-02 Michael Matz <matz@suse.de>
1568 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
1570 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
1571 * tree-nested.c (walk_gimple_omp_for): Ditto.
1572 * trans-mem.c (lower_transaction): Ditto.
1573 * tree-eh.c (do_return_redirection): Ditto.
1574 (do_goto_redirection): Ditto.
1575 (lower_try_finally_switch): Ditto.
1576 * gimplify.c (gimplify_stmt): Ditto.
1577 (gimplify_scan_omp_clauses): Ditto.
1578 (gimplify_omp_for): Ditto.
1579 (gimplify_function_tree): Ditto.
1580 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
1581 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
1582 (mf_build_check_statement_for): Ditto.
1583 (mx_register_decls): Ditto.
1584 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
1585 and don't use itertors to append.
1586 (insert_stmts): Ditto.
1587 (insert_out_of_ssa_copy): Ditto.
1588 (insert_out_of_ssa_copy_on_edge): Ditto.
1590 2012-05-02 Michael Matz <matz@suse.de>
1592 * gimple.h (gimple_bind_body_ptr): New function.
1593 (gimple_bind_body): Use it.
1594 (gimple_catch_handler): Use gimple_catch_handler_ptr.
1595 (gimple_eh_filter_failure_ptr): New function.
1596 (gimple_eh_filter_failure): Use it.
1597 (gimple_eh_else_n_body_ptr): New function.
1598 (gimple_eh_else_n_body): Use it.
1599 (gimple_eh_else_e_body_ptr): New function.
1600 (gimple_eh_else_e_body): Use it.
1601 (gimple_try_eval_ptr): New function.
1602 (gimple_try_eval): Use it.
1603 (gimple_try_cleanup_ptr): New function.
1604 (gimple_try_cleanup): Use it.
1605 (gimple_wce_cleanup_ptr): New function.
1606 (gimple_wce_cleanup): Use it.
1607 (gimple_omp_body_ptr): New function.
1608 (gimple_omp_body): Use it.
1609 (gimple_omp_for_pre_body_ptr): New function.
1610 (gimple_omp_for_pre_body): Use it.
1611 (gimple_transaction_body_ptr): New function.
1612 (gimple_transaction_body): Use it.
1613 (gsi_split_seq_before): Adjust to return nothing and take pointer
1615 (gsi_set_stmt): Declare.
1616 (gsi_replace_with_seq): Declare.
1617 (walk_gimple_seq_mod): Declare.
1618 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
1620 * gimple-iterator.c (gsi_set_stmt): New function.
1621 (gsi_split_seq_before): Return new sequence via pointer argument.
1622 (gsi_replace): Use gsi_set_stmt.
1624 * tree-ssa-loop-im.c (move_computations_stmt): First remove
1626 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
1627 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
1629 (reserve_phi_args_for_new_edge): Change call to above,
1632 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
1633 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
1634 iterators. Adjust call to lower_omp.
1635 (lower_lastprivate_clauses): Adjust call to lower_omp.
1636 (lower_reduction_clauses): Ditto.
1637 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
1638 (lower_omp_sections): Don't explicitely count sequence length,
1639 nullify lowered bodies earlier, ensure stmts are part of only
1640 one sequence, adjust call to lower_omp.
1641 (lower_omp_single): Ensure stmts are part of only one sequence,
1642 adjust call to lower_omp.
1643 (lower_omp_master): Ditto.
1644 (lower_omp_ordered): Ditto.
1645 (lower_omp_critical): Ditto.
1646 (lower_omp_for): Ditto.
1647 (lower_omp_taskreg): Ditto, tidy.
1648 (lower_omp_1): Adjust calls to lower_omp.
1649 (execute_lower_omp): Ditto.
1650 (lower_omp): Adjust to take pointer to sequence.
1651 (diagnose_sb_2): Use walk_gimple_seq_mod.
1652 (diagnose_omp_structured_block_errors): Ditto and set possibly
1653 changed function body.
1654 * gimple-low.c (lower_function_body): Set function body after
1656 (lower_sequence): Adjust to take pointer to sequence.
1657 (lower_omp_directive): Ensure stmt isn't put twice into the
1658 sequence, adjust call to lower_sequence.
1659 (lower_stmt): Adjust calls to lower_sequence.
1660 (lower_gimple_bind): Ditto.
1661 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
1662 * tree-nested.c (walk_body): Take pointer to sequence, use
1663 walk_gimple_seq_mod.
1664 (walk_function): Adjust call to walk_body, set possibly changed body.
1665 (walk_gimple_omp_for): Adjust calls to walk_body.
1666 (convert_nonlocal_omp_clauses): Ditto.
1667 (convert_nonlocal_reference_stmt): Ditto.
1668 (convert_local_omp_clauses): Ditto.
1669 (convert_local_reference_stmt): Ditto.
1670 (convert_tramp_reference_stmt): Ditto.
1671 (convert_gimple_call): Ditto.
1672 (convert_nl_goto_reference): Use local iterator copy.
1673 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
1674 but taking pointer to sequence, ensure gsi_start is called with
1676 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
1677 asserting that the sequence head didn't change.
1678 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
1679 walk_gimple_seq_mod.
1680 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
1681 (execute_lower_tm): Ditto, and set possibly changed body.
1682 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
1683 call gsi_start with that lvalue.
1684 (replace_goto_queue_stmt_list): Ditto.
1685 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
1686 (replace_goto_queue): Ditto.
1687 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
1688 (lower_try_finally_onedest): Ditto.
1689 (lower_try_finally_copy): Ditto.
1690 (lower_try_finally_switch): Ditto.
1691 (lower_try_finally): Ditto.
1692 (lower_eh_filter): Ditto.
1693 (lower_eh_must_not_throw): Ditto.
1694 (lower_cleanup): Ditto.
1695 (lower_eh_constructs_2): Ditto.
1696 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
1697 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
1698 set possibly changed body.
1699 (optimize_double_finally): Call gsi_start with lvalue.
1701 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
1702 (gimple_split_block): Ditto.
1703 (gimple_merge_blocks): Use gsi_start_phis.
1704 (move_stmt_r): Use walk_gimple_seq_mod.
1705 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
1706 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
1707 (rebuild_cgraph_edges): Ditto.
1708 (cgraph_rebuild_references): Ditto.
1709 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
1710 * tree-inline.c (copy_phis_for_bb): Ditto.
1711 * tree-ssa-dce.c: Ditto.
1713 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
1715 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
1716 Andi Kleen <ak@linux.intel.com>
1718 * coretypes.h (MEMMODEL_MASK): New.
1719 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
1720 and return new variable.
1721 (expand_builtin_atomic_exchange): Mask memmodel values.
1722 (expand_builtin_atomic_compare_exchange): Ditto.
1723 (expand_builtin_atomic_load): Ditto.
1724 (expand_builtin_atomic_store): Ditto.
1725 (expand_builtin_atomic_clear): Ditto.
1726 * doc/extend.texi: Mention port-dependent memory model flags.
1727 * config/i386/cpuid.h (bit_HLE): New.
1728 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1730 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
1731 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
1732 (ix86_target_string)<-mhle>: New.
1733 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1734 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
1735 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1736 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
1737 enabled for generic, generic64 and core-avx2.
1738 (ix86_print_operand): Generate HLE lock prefixes.
1739 (ix86_memmodel_check): New.
1740 (TARGET_MEMMODEL_CHECK): Ditto.
1741 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
1742 (IX86_HLE_ACQUIRE): Ditto.
1743 (IX86_HLE_RELEASE): Ditto.
1744 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
1745 * config/i386/i386.opt (mhle): Ditto.
1746 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
1747 success model to instruction emitter.
1748 (atomic_fetch_add<mode>): Ditto.
1749 (atomic_exchange<mode>): Ditto.
1750 (atomic_add<mode>): Ditto.
1751 (atomic_sub<mode>): Ditto.
1752 (atomic_<code><mode>): Ditto.
1753 (*atomic_compare_and_swap_doubledi_pic): Ditto.
1754 (atomic_compare_and_swap_single<mode>): Define and use argument
1756 (atomic_compare_and_swap_double<mode>): Ditto.
1757 * configure.ac: Check if assembler support HLE prefixes.
1758 * configure: Regenerate.
1761 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1764 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
1766 (gimplify_switch_expr): ... here.
1767 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
1768 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
1769 to clean up case labels with values outside the index type range.
1770 (simplify_gimple_switch): Call it if something changed.
1771 Remove strange and unnecessary assert.
1773 2012-05-02 Richard Guenther <rguenther@suse.de>
1775 * fold-const.c (div_if_zero_remainder): sizetypes no longer
1777 (int_const_binop_1): New worker for int_const_binop with
1778 overflowable parameter. Pass it through to force_fit_type_double.
1779 (int_const_binop): Wrap around int_const_binop_1 with overflowable
1781 (size_binop_loc): Call int_const_binop_1 with overflowable equal
1782 to minus one, forcing overflow detection for even unsigned types.
1783 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
1784 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
1785 * stor-layout.c (initialize_sizetypes): sizetypes no longer
1787 (layout_type): For zero-sized arrays ignore overflow on the
1789 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
1790 (bit_value_binop_1): Likewise.
1791 * tree.c (double_int_to_tree): Likewise.
1792 (double_int_fits_to_tree_p): Likewise.
1793 (force_fit_type_double): Likewise.
1794 (host_integerp): Likewise.
1795 (int_fits_type_p): Likewise.
1796 * varasm.c (output_constructor_regular_field): Sign-extend the
1797 field-offset to cater for negative offsets produced by the Ada
1799 * omp-low.c (extract_omp_for_data): Convert the loop step to
1800 signed for pointer adjustments.
1802 2012-05-02 Richard Guenther <rguenther@suse.de>
1804 * tree.c (valid_constant_size_p): New function.
1805 * tree.h (valid_constant_size_p): Declare.
1806 * cfgexpand.c (expand_one_var): Adjust check for too large
1807 variables by using valid_constant_size_p.
1808 * varasm.c (assemble_variable): Likewise.
1810 * c-decl.c (grokdeclarator): Properly check for sizes that
1811 cover more than half of the address-space.
1813 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1815 PR tree-optimization/53163
1816 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1817 return value from compute_all_dependences.
1819 PR rtl-optimization/53160
1820 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1821 has been modified by ree pass already.
1823 2012-05-01 Ian Lance Taylor <iant@google.com>
1826 * c-decl.c (build_compound_literal): Make the decl readonly if it
1827 an array of a readonly type.
1828 * gimplify.c (gimplify_compound_literal_expr): Add fallback
1829 parameter. Change all callers. If the decl is not addressable
1830 and is not an l-value, make it readonly.
1832 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
1834 * ira.c (allocated_reg_info_size): New static variable.
1835 (expand_reg_info): Manage it. Call
1836 setup_preferred_alternate_classes_for_new_pseudos.
1837 (ira): Don't do it here. Remove local allocated_reg_info_size,
1838 set the global before calling find_moveable_pseudos.
1839 (find_moveable_pseudos): Call expand_reg_info rather than
1842 2012-05-01 Richard Henderson <rth@redhat.com>
1844 * common.opt (fsync-libcalls): New.
1845 * doc/invoke.texi: Document it.
1846 * optabs.c (init_sync_libfuncs): Honor it.
1848 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1849 Richard Sandiford <r.sandiford@uk.ibm.com>
1851 PR rtl-optimization/52543
1852 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
1854 * lower-subreg.h: New file.
1855 * target-globals.h (this_target_lower_subreg): Declare.
1856 (target_globals): Add lower_subreg;
1857 (restore_target_globals): Restore this_target_lower_subreg.
1858 * target-globals.c: Include it.
1859 (default_target_globals): Add default_target_lower_subreg.
1860 (save_target_globals): Initialize target_lower_subreg.
1861 * rtl.h (init_lower_subreg): Added declaration.
1862 * toplev.c (backend_init_target): Call initializer for lower-subreg
1864 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
1865 (default_target_lower_subreg): New variable.
1866 (this_target_lower_subreg): Likewise.
1867 (twice_word_mode, choices): New macros.
1868 (shift_cost, compute_splitting_shift, compute_costs)
1869 (init_lower_subreg): New functions.
1870 (resolve_simple_move): Add speed_p argument. Check choices.
1871 (find_pseudo_copy): Don't check the mode size here.
1872 (resolve_simple_move): Assert the mode size.
1873 (find_decomposable_shift_zext): Add speed_p argument and return
1874 a bool. Check choices.
1875 (resolve_shift_zext): Add comment.
1876 (dump_shift_choices, dump_choices): New functions.
1877 (decompose_multiword_subregs): Dump list of profitable
1878 transformations. Add code to skip non profitable transformations.
1879 Update calls to simple_move and find_decomposable_shift_zext.
1881 2012-05-01 Ian Bolton <ian.bolton@arm.com>
1882 Sameera Deshpande <sameera.deshpande@arm.com>
1883 Greta Yorsh <greta.yorsh@arm.com>
1885 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
1886 (thumb1_unexpanded_epilogue): ...this.
1887 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
1888 (thumb1_unexpanded_epilogue): ...this.
1889 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
1890 (thumb1_unexpanded_epilogue): ...this.
1892 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
1894 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
1895 comparing enumeration values. Update comments.
1897 2012-05-01 Alan Modra <amodra@gmail.com>
1900 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
1901 load_cr_save, add_crlr_cfa_restore): New functions.
1902 (rs6000_restore_saved_cr): Rename to..
1903 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
1904 (rs6000_emit_epilogue): Use new functions. Adjust condition
1905 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
1906 regs when using out-of-line restore only when shrink wrapping.
1908 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1911 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1912 calls to cgraph_node_name in xstrdup.
1913 (ipa_make_edge_direct_to_target): Ditto.
1914 * cgraph.c (dump_cgraph_node): Ditto.
1915 * tree-sra.c (convert_callers_for_node): Ditto.
1916 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1917 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1918 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1919 (cgraph_materialize_all_clones): Ditto.
1920 * ipa-inline.c (report_inline_failed_reason): Ditto.
1921 (want_early_inline_function_p): Ditto.
1922 (edge_badness): Ditto.
1923 (update_edge_key): Ditto.
1924 (flatten_function): Ditto.
1925 (ipa_inline): Ditto.
1926 (inline_always_inline_functions): Ditto.
1927 (early_inline_small_functions): Ditto.
1929 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1932 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
1933 constraints 0 and 1.
1935 012-04-30 Jan Hubicka <jh@suse.cz>
1937 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
1938 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
1939 (cgraph_add_to_same_comdat_group): Remove.
1940 (cgraph_add_asm_node): Move to cgraphunit.c.
1941 (cgraph_make_decl_local): Move to symtab.c
1942 (cgraph_make_node_local_1): Update.
1943 (cgraph_can_remove_if_no_direct_calls_and): Update.
1944 (used_from_object_file_p): Update.
1945 (resolution_used_from_other_file_p): Move to symtab.c
1946 (cgraph_used_from_object_file_p): move to symtab.c
1947 (verify_cgraph_node): Verify same comdat groups.
1948 * cgraph.h (cgraph_asm_node): Rename to ...
1949 (asm_node): ... this one.
1950 (cgraph_asm_nodes): Rename to ...
1951 (asm_nodes): ... this one.
1952 (symtab_add_to_same_comdat_group): New function.
1953 (symtab_dissolve_same_comdat_group_list): New function.
1954 (symtab_used_from_object_file_p): Declare.
1955 (symtab_make_decl_local): Declare.
1956 (cgraph_add_to_same_comdat_group): Remove.
1957 (cgraph_add_asm_node): Remove.
1958 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
1960 (cgraph_finalize_compilation_unit): Rename to ...
1961 (finalize_compilation_unit): ... this one.
1962 (cgraph_optimize): Rename to ....
1963 (compile): ... this one.
1964 (add_asm_node): Declare.
1965 (fixup_same_cpp_alias_visibility): Declare.
1966 (cgraph_make_decl_local): Remove.
1967 (varpool_assemble_pending_decls): Rename to ...
1968 (varpool_output_variables): ... this one.
1969 (varpool_remove_unreferenced_decls): Remove.
1970 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
1971 (preserve_function_body_p): Make static.
1972 * toplev.c (compile_file): Update comments; update.
1973 * cgraphunit.c: Update comments.
1974 (cgraph_expand_all_functions): Rename to ...
1975 (expand_all_functions): ... this one; update.
1976 (cgraph_mark_functions_to_output): Rename to ...
1977 (mark_functions_to_output): ... this one; cleanup.
1978 (cgraph_output_pending_asms): Remove prototype.
1979 (asm_nodes, asm_last_node): New static vars.
1980 (cgraph_process_new_functions): Update.
1981 (cgraph_reset_node): Cleanup; add comment.
1982 (cgraph_add_new_function): Update.
1983 (cgraph_output_pending_asms): Rename to ...
1984 (output_asm_statements): ... this one.
1985 (add_asm_node): New function.
1986 (fixup_same_cpp_alias_visibility): New function based on code
1987 in cgraph_analyze_function.
1988 (cgraph_analyze_function): Use it.
1989 (cgraph_order_sort): Update.
1990 (cgraph_output_in_order): Update.
1991 (cgraph_function_versioning): Update.
1992 (cgraph_optimize): Rename to ...
1993 (compile): ... this one; initialize streamer hooks here.
1994 (cgraph_finalize_compilation_unit): Rename to ...
1995 (finalize_compilation_unit): ... this one; do not initialize streamer
1997 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
1998 * dwarf2out.c: Update ocmment.
1999 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
2000 * method.c (use_thunk): Likewise.
2001 * semantics.c (maybe_add_lambda_conv_op): Likewise.
2002 * decl2.c (maybe_emit_vtables): Likewise.
2003 (cp_write_global_declarations): Use finalize_compilation_unit.
2004 * parser.c (cp_parser_asm_definition): Use add_asm_node.
2005 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
2006 * c-decl.c (c_write_global_declarations): Use
2007 finalize_compilation_unit.
2008 * langhooks.c (write_global_declarations): Update.
2009 * ipa.c (cgraph_externally_visible_p): Update.
2010 (dissolve_same_comdat_group_list): Remove.
2011 (function_and_variable_visibility): Update.
2012 * symtab.c: Inlcude lto-streamer.h and rtl.h
2013 (ld_plugin_symbol_resolution_names): New.
2014 (symtab_add_to_same_comdat_group): New.
2015 (symtab_dissolve_same_comdat_group_list): New.
2016 (resolution_used_from_other_file_p): Move here from cgraph.c
2017 (symtab_used_from_object_file_p): New.
2018 (symtab_make_decl_local): New.
2019 * passes.c (register_pass): Update comments.
2020 * c-parser.c (c_parser_asm_definition): Update.
2021 * varpool.c (varpool_analyze_node): Use
2022 fixup_same_cpp_alias_visibility.
2023 (varpool_remove_unreferenced_decls): Make static.
2024 (varpool_assemble_pending_decls): Rename to ...
2025 (varpool_output_variables): ... this one; call
2026 varpool_remove_unreferenced_decls.
2027 (varpool_used_from_object_file_p): Remove.
2029 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
2032 * c-typeck.c (build_array_ref): Call
2033 convert_vector_to_pointer_for_subscript.
2034 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
2036 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2038 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
2039 to compile-time "mode == <MODE>mode" checks.
2040 (and splitter): Ditto.
2042 2012-04-30 Richard Henderson <rth@redhat.com>
2044 * config/arm/arm.md (UNSPEC_LL): New.
2045 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
2046 (arm_load_exclusivedi): Use %H0.
2048 2012-04-30 Jason Merrill <jason@redhat.com>
2050 * dwarf2out.c (comdat_symbol_id): Add const.
2051 (union die_symbol_or_type_node): Add const to die_symbol.
2052 (output_die_symbol, output_die, output_comp_unit): Adjust.
2054 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
2056 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
2057 * config/arm/neon.md (negdi2_neon): New insn.
2058 Also add splitters for core and NEON registers.
2060 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
2062 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
2063 (arm_print_operand): Add 'x' format.
2064 * config/arm/constraints.md (Dn): Allow const_int.
2065 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
2066 Use 'x' format to print constants.
2067 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
2068 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
2070 (movdi_vfp_cortexa8): Likewise.
2072 2012-04-30 Ian Bolton <ian.bolton@arm.com>
2073 Sameera Deshpande <sameera.deshpande@arm.com>
2074 Greta Yorsh <greta.yorsh@arm.com>
2076 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
2077 * config/arm/arm.c (ldm_stm_operation_p): New function.
2078 * config/arm/predicates.md (load_multiple_operation): Update predicate.
2079 (store_multiple_operation): Likewise.
2081 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
2082 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
2083 * config/arm/predicates.md (load_multiple_operation): Add arguments.
2084 (store_multiple_operation): Likewise.
2086 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2088 * config/i386/i386.md (and<mode>3): Expand masking operations with
2089 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
2090 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
2092 2012-04-30 Dodji Seketeli <dodji@redhat.com>
2094 Add -Wvarargs option
2095 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
2096 argument for the various warning_at calls.
2097 * docs/invoke.texi: Update the documentation.
2099 2012-04-30 Dodji Seketeli <dodji@redhat.com>
2101 Switch -ftrack-macro-expansion=2 on by default.
2102 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
2105 Fix va_start related location
2106 * builtins.c (fold_builtin_next_arg): Unwinds to the first
2107 location in real source code.
2109 Make conversion warnings work on NULL with -ftrack-macro-expansion
2110 * input.h (expansion_point_location_if_in_system_header): Declare
2112 * input.c (expansion_point_location_if_in_system_header): Define it.
2114 Fix -Wuninitialized for -ftrack-macro-expansion
2115 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
2116 declaration. Use linemap_location_before_p for source locations.
2118 Strip "<built-in>" loc from displayed expansion context
2119 * input.c (expand_location_1): When expanding to spelling location
2120 in a context of a macro expansion, skip reserved system header
2121 locations. Update comments. * tree-diagnostic.c
2122 (maybe_unwind_expanded_macro_loc): Likewise.
2124 Make expand_location resolve to locus in main source file
2125 * input.c (expand_location_1): New. Takes a parameter to choose
2126 whether to resolve the location to spelling or expansion point.
2127 Was factorized from ...
2128 (expand_location): ... here.
2129 (expand_location_to_spelling_point): New. Implemented in terms of
2131 * diagnostic.c (diagnostic_build_prefix): Use the new
2132 expand_location_to_spelling_point instead of expand_location.
2134 Fix PCH crash on GTYed pointer-to-scalar field of a struct
2135 * gengtype.c (write_types_process_field): Force second argument of
2136 the call to the PCH object hierarchy walker to be 'x'.
2138 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
2140 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
2141 predicate to discriminate types.
2143 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
2145 * doc/invoke.texi (Wmissing-format-attribute): Document as an
2146 alias of Wsuggest-attribute=format.
2147 * c-typeck.c (convert_for_assignment): Replace
2148 Wmissing-format-attribute with Wsuggest-attribute=format.
2149 (digest_init): Likewise.
2151 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
2153 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
2154 * common.opt (Wmissing-noreturn): Alias of
2155 -Wsuggest-attribute=noreturn.
2157 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
2160 * config/cris/cris.md (andqu): New peephole2.
2161 (andu): Tweak head comment.
2163 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2164 Steven Bosscher <steven@gcc.gnu.org>
2165 Maxim Kuvyrkov <maxim@codesourcery.com>
2167 PR tree-optimization/38785
2168 * common.opt (ftree-partial-pre): New option.
2169 * doc/invoke.texi: Document it.
2170 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
2171 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
2173 (execute_pre): Use flag_tree_partial_pre.
2175 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2178 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
2181 2012-04-27 Ollie Wild <aaw@google.com>
2183 * doc/invoke.texi (Wliteral-suffix): Document new option.
2185 2012-04-27 Tom Tromey <tromey@redhat.com>
2187 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
2188 (dwarf_tag_name): Use get_DW_TAG_name.
2189 (dwarf_attr_name): Use get_DW_AT_name.
2190 (dwarf_form_name): Use get_DW_FORM_name.
2191 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
2193 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2195 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
2196 arguments are -1 and 0, by negating the result of the conditional.
2198 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2201 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
2203 2012-04-27 Richard Guenther <rguenther@suse.de>
2205 * tree-flow.h (is_hidden_global_store): Remove.
2206 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
2207 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
2208 (stmt_may_clobber_global_p): Likewise.
2209 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
2210 (stmt_may_clobber_global_p): Likewise.
2211 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
2212 stmt_may_clobber_global_p.
2213 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
2215 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
2217 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
2220 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
2221 reorganize some fields and update comments. Rename bit_test_uniq
2222 and bit_test_count to uniq resp. count. Remove bit_test_bb.
2223 (collect_switch_conv_info): New function, collects info about a
2224 GIMPLE_SWITCH into a struct switch_conv_info.
2225 (check_range): Simplify to use pre-recorded info. Fix think-o in
2226 range-branch ratio check.
2227 (check_process_case): Remove function.
2228 (check_all_empty_except_final): New function, verifies that all
2229 non-final basic blocks are empty.
2230 (process_switch): Simplify to use pre-recorded info. Call
2231 collect_switch_conv_info to do that. Assert that degenerate switch
2232 statements have been cleaned up.
2234 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
2237 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
2239 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2242 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
2244 2012-04-27 Tom de Vries <tom@codesourcery.com>
2246 PR tree-optimization/51879
2247 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
2248 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
2250 (defs_to_varying): ... here. Don't set use_processed.
2251 (visit_reference_op_call): Handle gimple_vdef.
2252 Handle case that lhs is NULL_TREE.
2253 (visit_use): Use mark_use_processed. Handle calls with side-effect
2254 using visit_reference_op_call.
2256 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2258 * sched-deps.c (fixup_sched_groups): Rename to...
2259 (chain_to_prev_insn): ...this.
2260 (chain_to_prev_insn_p): New function.
2261 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
2263 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2265 * sched-int.h (_haifa_insn_data): Move priority_status.
2267 (INSN_MODEL_INDEX): New macro.
2268 * haifa-sched.c (insn_delay): New function.
2269 (sched_regno_pressure_class): Update commentary.
2270 (mark_regno_birth_or_death): Pass the liveness bitmap and
2271 pressure array as arguments, instead of using curr_reg_live and
2272 curr_reg_pressure. Only update the pressure if the bit in the
2273 liveness set has changed.
2274 (initiate_reg_pressure_info): Always trust the live-in set for
2275 SCHED_PRESSURE_MODEL.
2276 (initiate_bb_reg_pressure_info): Update call to
2277 mark_regno_birth_or_death.
2278 (dep_list_size): Take the list as argument.
2279 (calculate_reg_deaths): New function, extracted from...
2280 (setup_insn_reg_pressure_info): ...here.
2281 (MODEL_BAR): New macro.
2282 (model_pressure_data, model_insn_info, model_pressure_limit)
2283 (model_pressure_group): New structures.
2284 (model_schedule, model_worklist, model_insns, model_num_insns)
2285 (model_curr_point, model_before_pressure, model_next_priority):
2287 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
2288 (MODEL_INSN_INFO, MODEL_INSN): New macros.
2289 (model_index, model_update_limit_points_in_group): New functions.
2290 (model_update_limit_points, model_last_use_except): Likewise.
2291 (model_start_update_pressure, model_update_pressure): Likewise.
2292 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
2293 (model_excess_cost, model_dump_pressure_points): Likewise.
2294 (model_set_excess_costs): Likewise.
2295 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
2296 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
2297 schedule as an alternative tie-breaker. Update the call to
2299 (ready_sort): Call model_set_excess_costs.
2300 (update_register_pressure): Update call to mark_regno_birth_or_death.
2301 Rely on that function to check liveness rather than doing it here.
2302 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
2303 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
2304 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
2305 (model_record_pressure, model_record_pressures): New functions.
2306 (model_record_final_pressures, model_add_successors_to_worklist)
2307 (model_promote_predecessors, model_choose_insn): Likewise.
2308 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
2309 (model_start_schedule, model_finalize_pressure_group): Likewise.
2310 (model_end_schedule): Likewise.
2311 (schedule_insn): Say when we're scheduling the next instruction
2312 in the model schedule.
2313 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
2314 (queue_to_ready): Do not add instructions that are
2315 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
2316 Always allow the next instruction in the model schedule to be added.
2317 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
2318 and delay for SCHED_PRESSURE_MODEL too.
2319 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
2320 SCHED_PRIORITY_MODEL, but also take the DFA into account.
2321 (schedule_block): Call model_start_schedule and model_end_schedule.
2322 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
2323 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2324 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
2326 (sched_finish): Update accordingly.
2327 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2328 to SCHED_PRESSURE_MODEL.
2329 (add_jump_dependencies): Update call to dep_list_size.
2330 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
2331 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2332 to SCHED_PRESSURE_MODEL.
2333 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
2334 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
2335 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
2336 handling to SCHED_PRESSURE_MODEL.
2338 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2340 * common.opt (fsched-pressure-algorithm=): New option.
2341 * flag-types.h (sched_pressure_algorithm): New enum.
2342 * sched-int.h (sched_pressure_p): Replace with...
2343 (sched_pressure): ...this new variable.
2344 * haifa-sched.c (sched_pressure_p): Replace with...
2345 (sched_pressure): ...this new variable.
2346 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
2347 (update_reg_and_insn_max_reg_pressure, schedule_insn)
2348 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
2349 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
2350 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
2351 (sched_analyze_insn): Likewise.
2352 * sched-rgn.c (schedule_region): Likewise.
2353 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
2355 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
2357 * PR middle-end/52997
2358 * ira.c (find_moveable_pseudos): Call resize_reg_info.
2361 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
2362 * expr.c (convert_move): Honor unsignedp when extending partial int
2364 * genmodes.c (complete_mode): Don't clear component field of partial
2366 (emit_mode_inner): Don't emit it however.
2367 (calc_wider_mode): Partial int modes widen to their component.
2369 2012-04-26 David S. Miller <davem@davemloft.net>
2371 * config/sparc/niagara4.md: New file.
2372 * config/sparc/sparc.md: Include it.
2373 * config/sparc/sparc.c (niagara4_costs): New processor costs.
2374 (sparc_option_override): Use it.
2375 (sparc_use_sched_lookahead): Return 2 for niagara4.
2376 (sparc_issue_rate): Likewise.
2378 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
2379 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
2380 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
2381 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
2382 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
2383 alignaddrldi_vis): Set type to gsr.
2384 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
2385 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
2386 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
2387 v<vis3_shift_patname><mode>3, fmean16_vis,
2388 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
2389 fucmp<code>8<P:mode>_vis): Set type to fga.
2390 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
2391 * config/sparc/niagara.md: Likewise.
2392 * config/sparc/niagara2.md: Likewise.
2393 * config/sparc/ultra3.md: Likewise, and fix type matching for
2394 us3_ialuX reservation.
2396 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2398 * reload.c (find_reloads): Change the loop nesting when trying an
2399 alternative with swapped operands.
2401 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2403 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
2404 comment. Delete unused parameter first_exp_point_map.
2405 (virt_loc_aware_diagnostic_finalizer): Update call.
2407 2012-04-26 Michael Hope <michael.hope@linaro.org>
2408 Richard Earnshaw <rearnsha@arm.com>
2410 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
2411 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
2412 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
2413 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
2415 2012-04-25 Sriraman Tallam <tmsriram@google.com>
2417 * doc/extend.texi: Document avx2 support.
2418 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
2420 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
2423 * config/cris/cris.md ("*andhi_lowpart_v32")
2424 ("*andqi_lowpart_v32"): Change first input-only operand from
2425 a (match_operand ...) to (match_dup 0). Drop alternatives with
2426 const_int-matching constraints for redundancy.
2427 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
2428 three-operand alternative.
2430 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2433 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2434 instead expand it as zero extension.
2436 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
2439 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
2441 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2443 * common.opt (flag_debug_types_section): Default to 0.
2444 (dwarf_version): Default to 4.
2445 (dwarf_record_gcc_switches): Default to 1.
2446 (dwarf_strict): Default to 0.
2447 * toplev.c (process_options): Don't handle dwarf_strict
2448 or dwarf_version here.
2449 * config/vxworks.c (vxworks_override_options): Don't
2450 test whether dwarf_strict or dwarf_version are negative,
2451 instead test !global_options_set.x_dwarf_*.
2452 * config/darwin.c (darwin_override_options): Default to
2454 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
2455 and -fno-debug-types-section are now the default.
2457 2012-04-25 Jan Hubicka <jh@suse.cz>
2459 * cgraphunit.c: Update toplevel comment.
2460 (tree_rest_of_compilation): Merge into cgraph_expand_function.
2461 (cgraph_analyze_function): Make static.
2462 (cgraph_decide_is_function_needed): Make static.
2463 (cgraph_add_new_function): Use expand_function instead of
2464 rest_of_compilation.
2465 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
2466 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
2468 (cgraph_inline_p): Remove.
2469 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
2470 (init_cgraph): Add comment.
2471 * cgraphbuild.c (record_reference, mark_address, mark_load,
2472 mark_store): Do not call analyze_expr hook.
2473 * cgraph.c: Update toplevel comment.
2474 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
2475 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
2476 Move fere from cgraphunit.c
2477 (cgraph_mark_force_output_node): Move to cgraph.h
2478 * cgraph.h: Reorder so the comments match the function placement.
2479 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
2480 (cgraph_mark_force_output_node): Move here from cgraph.c
2481 * tree.c (free_lang_data): Do not clear analyze_expr hook.
2482 * ipa-inline-transform.c (preserve_function_body_p): New function.
2483 (inline_transform): Update.
2484 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
2485 * langhooks.h (lang_hooks_for_callgraph): Remove.
2486 (lang_hooks): Remove callgraph.
2487 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
2488 * varpool.c: Remove out of date comment.
2489 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
2490 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
2492 2012-04-25 Jan Hubicka <jh@suse.cz>
2495 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
2496 forward declaration.
2497 (cgraph_finalize_function): Finalize them here.
2498 * symtab.c (dump_symtab): Dump ctors and dtors.
2500 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2503 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2504 larger than maxbits. Don't compute maxbits modulo align.
2505 Also check that unit bytes long store at bitpos / unit * unit
2506 doesn't affect bits beyond bitregion_end.
2507 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2508 would not fit into bitregion_start ... bitregion_end + 1 bit region.
2509 (store_split_bit_field): Decrease unit close to end of bitregion_end
2510 if access is restricted in order to avoid mutual recursion.
2512 PR tree-optimization/53058
2513 * double-int.h (double_int_max_value, double_int_min_value): New
2515 * double-int.c (double_int_max_value, double_int_min_value): New
2517 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
2518 or GT_EXPR with double_int_max_value instead of double_int_mask.
2520 2012-04-25 Richard Guenther <rguenther@suse.de>
2522 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
2523 * tree-vect-loop.c (vect_transform_loop): Adjust.
2524 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
2525 the maximum number of iterations for the epilogue loop.
2526 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
2528 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2531 * c-typeck.c (set_nonincremental_init,
2532 set_nonincremental_init_from_string): Pass true instead of false
2533 as IMPLICIT to add_pending_init.
2535 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2537 * c-typeck.c (pop_init_level): Improve diagnostics.
2539 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
2541 * compare-elim.c (try_eliminate_compare): Also handle operands with
2542 implicit extensions.
2544 2012-04-25 Alan Modra <amodra@gmail.com>
2546 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
2547 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
2548 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
2549 (no_global_regs_above): Delete.
2550 (no_global_regs): New function.
2551 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
2552 value for load multiple test.
2553 (savres_routine_syms): Increase size.
2554 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
2555 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
2556 rather than a number of boolean flags. Update all callers.
2557 (rs6000_savres_routine_name): Generate vector save/restore names.
2558 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
2559 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
2560 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
2561 and using_store_multiple. Expand uses. Don't always use r11 as
2562 frame reg when needed for out-of-line saves. Set up initial offset
2563 for out-of-line vector saves when buying stack frame. Handle pointer
2564 reg setup for out-of-line fp save. Emit call to out-of-line vector
2565 save function. Choose r11 or r12 for vrsave reg when available for
2567 (rs6000_output_function_prologue): Don't emit .extern for ELF.
2568 (rs6000_emit_epilogue): Choose a better frame reg when restoring
2569 from back-chain to suit out-of-line vector restore functions. Emit
2570 call to out-of-line vector restore function. Adjust register used
2571 for cr restore. Tweak pointer register setup for gpr restore.
2572 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
2574 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
2575 (V_SAVE_INLINE): Define.
2576 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
2578 2012-04-25 Alan Modra <amodra@gmail.com>
2580 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
2581 out-of-line save/restore for large frames. Don't disable
2582 out-of-line saves on ABI_AIX when using static chain reg.
2583 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
2584 clobber static chain reg, and tweak for out-of-line gpr saves
2587 2012-04-25 Alan Modra <amodra@gmail.com>
2589 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
2590 (rs6000_emit_prologue): Use the above to catch register overlap.
2592 2012-04-25 Alan Modra <amodra@gmail.com>
2594 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
2595 decl. Move logic selecting update reg to callers. Update all callers.
2596 (rs6000_emit_allocate_stack): Add copy_off param.
2597 (emit_frame_save): Don't handle reg+reg addressing.
2598 (ptr_regno_for_savres): New function, extracted from..
2599 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
2600 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
2601 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
2602 frame offset adjustment for out-of-line save with copy from sp.
2603 Simplify condition controlling whether cr is saved early or
2604 late. Use ptr_regno_for_savres to verify correct reg is set
2605 up for out-of-line saves. Pass the actual pointer reg used to
2606 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
2607 function. Rearrange spe vars so code is similar to that
2608 elsewhere in this function. Don't update frame_off when spe
2609 save code will restore r11. Use emit_frame_save for spe and
2610 gpr saves. Consolidate darwin out-of-line gpr setup with that
2611 for other abis. Don't assume frame_offset is zero and frame
2612 reg is sp when setting up altivec reg saves, and calculate
2613 exact offset requirement.
2614 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
2615 spe restore code. Consolidate darwin out-of-line gpr setup
2616 with that for other abis.
2618 2012-04-25 Alan Modra <amodra@gmail.com>
2620 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
2621 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
2623 (emit_frame_save): Delete frame_ptr param. Rename total_size to
2625 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
2626 and emit_frame_save calls. Cope with possibly missing note.
2628 2012-04-24 Sriraman Tallam <tmsriram@google.com>
2630 * config/i386/i386.c (build_processor_model_struct): New function.
2631 (make_var_decl): New function.
2632 (fold_builtin_cpu): New function.
2633 (ix86_fold_builtin): New function.
2634 (make_cpu_type_builtin): New function.
2635 (ix86_init_platform_type_builtins): New function.
2636 (ix86_expand_builtin): Expand new builtins by folding them.
2637 (ix86_init_builtins): Make new builtins to detect CPU type.
2638 (TARGET_FOLD_BUILTIN): New macro.
2639 (IX86_BUILTIN_CPU_INIT): New enum value.
2640 (IX86_BUILTIN_CPU_IS): New enum value.
2641 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
2642 * config/i386/i386-builtin-types.def: New function type.
2643 * testsuite/gcc.target/builtin_target.c: New testcase.
2644 * doc/extend.texi: Document builtins.
2646 2012-04-24 Olivier Hainque <hainque@adacore.com>
2648 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
2649 * toplev.c (process_options): Default to dwarf_version 2.
2650 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
2651 and dwarf_version 2.
2653 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2655 * tree-pretty-print.h (default_tree_printer): Do not declare.
2656 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
2658 (default_tree_diagnostic_starter): Make static.
2659 (default_tree_printer): Move to here. Make static.
2660 (tree_diagnostics_defaults): New.
2661 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
2662 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
2663 * toplev.c: Do not include tree-pass.h.
2664 (default_tree_printer): Move from here.
2665 (general_init): Use tree_diagnostics_defaults.
2667 2012-04-24 Chao-ying Fu <fu@mips.com>
2669 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
2670 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
2671 * config/mips/gnu-user.h
2672 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
2673 (GNU_USER_TARGET_LINK_SPEC): New define.
2674 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2675 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
2676 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
2677 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
2678 GNU_USER_TARGET_ENDFILE_SPEC.
2679 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
2680 (GNU_USER_TARGET_LINK_SPEC): New define.
2681 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2682 * config/mips/linux-common.h: New file.
2684 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2687 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
2688 (altivec_build_resolved_builtin): Call fully_fold_convert.
2690 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2693 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2695 2012-04-24 Richard Guenther <rguenther@suse.de>
2697 PR tree-optimization/53085
2698 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2701 2012-04-24 Richard Guenther <rguenther@suse.de>
2703 * tree-if-conv.c (main_tree_if_conversion): Move bb under
2706 2012-04-24 Jim Meyering <meyering@redhat.com>
2708 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
2709 absence of an define_enum call.
2711 2012-04-24 Richard Guenther <rguenther@suse.de>
2713 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
2714 the epilogue loop is not re-used as unvectorized version
2715 record the its maximum number of iterations.
2717 2012-04-24 Andrew Pinski <apinski@cavium.com>
2719 * tree-ssa-forwprop.c (simplify_bitwise_binary):
2720 Don't directly use def1/def2.
2722 2012-04-24 Richard Guenther <rguenther@suse.de>
2724 PR tree-optimization/53098
2725 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
2728 2012-04-24 Andrew Pinski <apinski@cavium.com>
2731 * tree-ssa-forwprop.c (defcodefor_name): New function.
2732 (simplify_bitwise_binary): Use defcodefor_name instead of manually
2733 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
2734 Simplify "(~X | Y) & X" to "X & Y" and
2735 "(~X & Y) | X" to "X | Y".
2737 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2739 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
2740 validate_change to add clobbers if IN_GROUP is nonzero.
2741 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
2742 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
2744 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
2746 * config/s390/s390.c (insn_invalid_p): Likewise.
2748 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2751 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
2752 (output_addressed_constants): Likewise.
2755 * varasm.c (get_section): Don't ICE for section conflicts with
2756 built-in section kinds.
2758 2012-04-23 DJ Delorie <dj@redhat.com>
2760 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
2761 (LIBSTDCXX): Change to CPP2.
2763 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
2766 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
2769 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2771 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2772 (*addsi_2_zext): Ditto.
2773 (*add<mode>_3): Ditto.
2774 (*addsi_3_zext): Ditto.
2775 (*add<mode>_5): Ditto.
2777 2012-04-23 Andrew Pinski <apinski@cavium.com>
2779 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
2780 (C & B) to (A OP0) & B.
2782 2012-04-23 Martin Jambor <mjambor@suse.cz>
2784 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
2785 temporaries created for a bitfield (reverting revision 122014).
2787 2012-04-23 Richard Guenther <rguenther@suse.de>
2789 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
2790 the condition using is_gimple_condexpr and avoid the not necessary
2792 (set_prologue_iterations): Likewise.
2793 (vect_loop_versioning): Likewise.
2795 2012-04-23 Richard Guenther <rguenther@suse.de>
2797 PR tree-optimization/53070
2798 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
2799 (main_tree_if_conversion): Verify we succeeded in that.
2801 2012-04-23 Jan Hubicka <jh@suse.cz>
2803 * lto-symtab.c (lto_cgraph_replace_node): Do not call
2804 mark_reahcable_node.
2805 * cgraph.c (cgraph_remove_node): Do not clear reachable.
2806 (cgraph_mark_reachable_node): Remove.
2807 (cgraph_mark_force_output_node): Do not set reachable.
2808 (dump_cgraph_node): Do not dump reachable.
2809 (cgraph_create_virtual_clone): Do not set reachable.
2810 * cgraph.h (cgraph_node): Remove reachable flag.
2811 (varpool_node): Remove reachable flag.
2812 (cgraph_mark_if_needed): Remove.
2813 (cgraph_mark_reachable_node): Remove.
2814 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
2815 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
2817 (cgraph_add_new_function): Likewise.
2818 (cgraph_mark_if_needed): Remove.
2819 (cgraph_analyze_function): Do not set target as reachable.
2820 (process_function_and_variable_attributes): Do not care about
2822 (cgraph_analyze_functions): Do not set reachable flags.
2823 (cgraph_mark_functions_to_output): Do not check reachability.
2824 (cgraph_copy_node_for_versioning): Do not set reachable flag.
2825 (dbxout_expand_expr): Update.
2826 * c-decl.c (merge_decls): Do not track changed externs.
2827 * ipa.c: Include pointer-set.h
2828 (enqueue_cgraph_node): Use reachable pointer set.
2829 (process_references): Likewise.
2830 (cgraph_remove_unreachable_nodes): Likewise.
2831 (whole_program_function_and_variable_visibility): Do not recompute
2833 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
2835 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2837 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2839 2012-04-23 Richard Guenther <rguenther@suse.de>
2842 * c-typeck.c (build_binary_op): Fix typo.
2844 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2846 PR tree-optimizations/52891
2847 * tree-vect-patterns.c (adjust_bool_pattern): Use
2848 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2849 but with non-standard precision.
2851 2012-04-22 Jan Hubicka <jh@suse.cz>
2853 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
2856 2012-04-22 Jan Hubicka <jh@suse.cz>
2858 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
2859 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2860 mark_load, mark_store): Do not mark varpool nodes as needed.
2861 * cgraph.c (cgraph_new_nodes): Remove.
2862 (cgraph_create_function_alias): Do not mark nodes as reachable.
2863 (cgraph_add_thunk): Likewise.
2864 (cgraph_mark_reachable_node): Do not manage the queue.
2865 * cgraph.h (cgraph_node): Remove next_needed.
2866 (varpool_nodes_queue): Remove next_needed and prev_needed.
2867 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
2868 (cgraph_new_nodes): Declare.
2869 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
2870 (varpool_analyze_pending_decls): Remove.
2871 (varpool_analyze_node): New.
2872 (varpool_mark_needed_node): Remove.
2873 (varpool_first_variable, varpool_next_variable): New inlines.
2874 (varpool_first_static_initializer, varpool_next_static_initializer):
2876 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
2877 (varpool_first_defined_variable): New inline.
2878 (varpool_next_defined_variable): New inline
2879 (FOR_EACH_VARIABLE): Reimplement.
2880 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
2881 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
2883 * cgraphunit.c (cgraph_new_nodes): Declare here.
2884 (enqueue_node): New function.
2885 (cgraph_process_new_functions): update for new
2886 node set; when constructing cgraph enqueue node for processing.
2887 (cgraph_add_new_function): Use new node set.
2888 (process_function_and_variable_attributes): Do not set varpool needed
2890 (referred_to_p): New function.
2891 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
2892 when varpool is in construction.
2893 (cgraph_analyze_functions): Rewrite.
2894 (cgraph_expand_all_functions): Update.
2895 (cgraph_output_in_order): Do not analyze pending decls; do not set
2897 (cgraph_optimize): Do not analyze pending decls.
2898 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
2899 in other partition; do not mark node as needed.
2900 * dwarf2out.c (reference_to_unused): Use analyzed flag.
2901 (premark_types_used_by_global_vars_helper): Likewise.
2902 * ipa.c (process_references): Do not call varpool_mark_needed_node.
2903 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
2905 (function_and_variable_visibility): Do not mark node as needed.
2906 (whole_program_function_and_variable_visibility): Likewise.
2907 * Makefile.in (gt-varpool.h): No longer needed.
2908 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
2909 (ipa_write_summaries): Do not use needed flag.
2910 * varpool.c: Do not include gt-varpool.h
2911 (x_varpool_nodes_queue, x_varpool_last_needed_node,
2912 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
2913 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
2915 (varpool_remove_node): Do not update the lists.
2916 (dump_varpool_node): Do not dump needed flag.
2917 (varpool_enqueue_needed_node): Remove.
2918 (varpool_mark_needed_node): Remove.
2919 (varpool_reset_queue): Remove.
2920 (varpool_finalize_decl): Move to cgraphunit.c
2921 (varpool_analyze_node): New functions based on former
2922 varpool_analyze_pending_decls.
2923 (varpool_analyze_pending_decls): Remove.
2924 (varpool_assemble_decl): Do not update the lists.
2925 (enqueue_node): New function.
2926 (varpool_remove_unreferenced_decls): Rewrite.
2927 (varpool_empty_needed_queue): Remove.
2928 (add_new_static_var): Do not mark node as needed.
2929 (varpool_create_variable_alias): Handle expansion state
2931 * except.c (output_ttype): Do not mark node as needed.
2932 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
2933 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
2935 * tree-switch-conversion.c (build_one_array): Likewise.
2937 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2940 * doc/invoke.texi (pedantic): Rename to Wpedantic.
2941 * common.opt (Wpedantic): New.
2942 (pedantic): Alias Wpedantic.
2943 * diagnostic.c (warning_at): Likewise.
2944 * c-decl.c (diagnose_mismatched_decls): Likewise.
2945 (build_array_declarator): Likewise.
2946 (mark_forward_parm_decls):
2947 (check_bitfield_type_and_width): Likewise.
2948 (grokdeclarator): Likewise.
2949 (grokfield): Likewise.
2950 (finish_struct): Likewise.
2951 (build_enumerator): Likewise.
2952 (store_parm_decls_oldstyle): Likewise.
2953 (declspecs_add_qual): Likewise.
2954 (declspecs_add_type): Likewise.
2955 (finish_declspecs): Likewise.
2956 * c-typeck.c (composite_type): Likewise.
2957 (comp_target_types): Likewise.
2958 (build_array_ref): Likewise.
2959 (pointer_diff): Likewise.
2960 (build_unary_op): Likewise.
2961 (build_conditional_expr): Likewise.
2962 (build_c_cast): Likewise.
2963 (convert_for_assignment): Likewise.
2964 (maybe_warn_string_init): Likewise.
2965 (digest_init): Likewise.
2966 (pop_init_level): Likewise.
2967 (set_init_index): Likewise.
2968 (c_finish_goto_label): Likewise.
2969 (c_finish_return): Likewise.
2970 (do_case): Likewise.
2971 (build_binary_op): Likewise.
2972 * c-parser.c (static): Likewise.
2973 (c_parser_external_declaration): Likewise.
2974 (c_parser_declaration_or_fndef): Likewise.
2975 (c_parser_static_assert_declaration_no_se): Likewise.
2976 (c_parser_enum_specifier): Likewise.
2977 (c_parser_struct_or_union_specifier): Likewise.
2978 (c_parser_struct_declaration): Likewise.
2979 (c_parser_alignas_specifier): Likewise.
2980 (c_parser_braced_init): Likewise.
2981 (c_parser_initelt): Likewise.
2982 (c_parser_compound_statement_nostart): Likewise.
2983 (c_parser_conditional_expression): Likewise.
2984 (c_parser_alignof_expression): Likewise.
2985 (c_parser_postfix_expression): Likewise.
2986 (c_parser_postfix_expression_after_paren_): Likewise.
2987 (c_parser_objc_class_instance_variables): Likewise.
2988 (c_parser_objc_method_definition): Likewise.
2989 (c_parser_objc_methodprotolist): Likewise.
2991 2012-04-22 Ian Lance Taylor <iant@google.com>
2993 * godump.c (go_output_typedef): Dump size of structs.
2995 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
2997 Correcting transform_to_exit_first_loop + fix to PR46886
2998 * tree-parloops.c (transform_to_exit_first_loop): Remove
2999 setting of number of iterations according to the loop pattern.
3000 Duplicate from entry to exit->src instead of loop->latch.
3001 (pallelize_loops): Remove the condition preventing do-while loops.
3002 * tree-cfg.c (bool bb_in_region_p): New.
3003 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
3004 Adjust redirection of the duplicated iteration.
3006 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
3009 * rtl.def (ADDRESS): Use "i" rather than "w".
3010 * rtl.h (find_base_term): Delete.
3011 (may_be_sp_based_p): Declare.
3012 * rtl.c (rtx_code_size): Remove ADDRESS special case.
3013 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
3014 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
3016 (find_base_term): Make static.
3017 (may_be_sp_based_p): New function.
3018 * dse.c (record_store): Use it.
3019 * store-motion.c (store_killed_in_insn): Likewise.
3021 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
3023 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
3025 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
3028 * c-typeck.c (inform_declaration): New.
3029 (build_function_call_vec): Do not pretty-print
3030 expressions when caret is enabled.
3031 (convert_arguments): Use inform_declaration.
3033 2012-04-20 Jim Meyering <meyering@redhat.com>
3035 * genmodes.c (make_complex_modes): Don't truncate a mode name of
3036 length 7 or more when prepending a "C". Suggested by Richard Guenther.
3038 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3040 PR rtl-optimization/44214
3041 * fold-const.c (exact_inverse): New function.
3042 (fold_binary_loc): Fold vector and complex division by constant into
3043 multiply by recripocal with flag_reciprocal_math; fold vector division
3044 by constant into multiply by reciprocal with exact inverse.
3046 2012-04-20 Jan Hubicka <jh@suse.cz>
3048 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
3050 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
3051 (cgraph_remove_node): Update.
3052 (cgraph_mark_needed_node): Remove.
3053 (cgraph_mark_force_output_node): New.
3054 (dump_cgraph_node): Do not dump needed flag.
3055 (cgraph_node_cannot_be_local_p_1): Update.
3056 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
3057 * cgraph.h (symtab_node_base): Add force_output flag.
3058 (cgraph_node): Remove needed flag.
3059 (varpool_node): Remove force_output flag.
3060 (cgraph_mark_needed_node): Remove.
3061 (cgraph_mark_force_output_node): New.
3062 (cgraph_only_called_directly_or_aliased_p,
3063 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
3064 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
3065 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
3066 (cgraph_add_new_function): Update.
3067 (cgraph_mark_if_needed): Update.
3068 (verify_cgraph_node): Update.
3069 (cgraph_analyze_function): Alias target is reachable.
3070 (process_function_and_variable_attributes): Update: externally_visible
3071 flag makes function reachable.
3072 (cgraph_analyze_functions): Update dumping.
3073 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
3074 input_overwrite_node, input_varpool_node): Update streaming.
3075 * lto-streamer-out.c (produce_symtab): Use force_output.
3076 * ipa.c (process_references): Weakrefs must be processed.
3077 (cgraph_remove_unreachable_nodes): Likewise; update for new
3079 (varpool_externally_visible_p): Weakrefs are externally visible
3080 even if they are not.
3081 (function_and_variable_visibility): Update; when processing alias
3082 pair force the targets to be output.
3083 (whole_program_function_and_variable_visility): Use
3084 mark_reachable_node.
3085 * trans-mem.c (ipa_tm_mark_needed_node): Remove
3086 (ipa_tm_mark_force_output_node): New function.
3087 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
3088 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
3090 * varasm.c (mark_decl_referenced): Update.
3091 (find_decl_and_mark_needed): Remove.
3092 (find_decl): New function.
3093 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
3094 alias targets as needed.
3095 (dump_tm_clone_pairs): Update.
3096 * tree-inline.c (copy_bb): Update check.
3097 * symtab.c (dump_symtab_base): Dump force_output.
3098 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
3099 * passes.c (execute_todo): Fix dumping.
3100 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
3101 (varpool_analyze_pending_decls): Alias target is reachable.
3102 (varpool_create_variable_alias): Finalize weakrefs.
3104 2012-04-20 Jakub Jelinek <jakub@redhat.com>
3107 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
3108 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
3109 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
3110 macros instead of constants.
3111 * dse.c (record_store): Check for SP ADDRESS by comparing
3112 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
3113 XEXP to be stack_pointer_rtx.
3115 2012-04-20 Richard Guenther <rguenther@suse.de>
3117 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
3118 update_call_from_tree when propagating into a call.
3120 2012-04-20 Alan Modra <amodra@gmail.com>
3122 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
3123 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
3124 sp_offset to frame_off. Move world save code earlier.
3126 2012-04-20 Richard Guenther <rguenther@suse.de>
3128 PR tree-optimization/53050
3129 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
3130 Do only one transform on COND_EXPRs at the same time.
3132 2012-04-19 Jan Hubicka <jh@suse.cz>
3134 * symtab.c (dump_symtab_base): Revert accidental checkin.
3136 2012-04-20 Alan Modra <amodra@gmail.com>
3139 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
3140 static chain, set REST_INLINE_FPRS too.
3142 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
3144 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
3147 2012-04-20 Richard Guenther <rguenther@suse.de>
3149 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
3150 loops that can never run more often than the vectorization factor.
3152 2012-04-19 Jan Hubicka <jh@suse.cz>
3154 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
3156 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
3158 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3160 2012-04-19 Jim Meyering <meyering@redhat.com>
3162 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
3163 We verified above that the string(including trailing NUL) fits in buf,
3166 2012-04-19 Richard Guenther <rguenther@suse.de>
3168 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
3169 for dumping DECL_SECTION_NAME.
3171 2012-04-19 Michael Matz <matz@suse.de>
3174 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
3175 (struct tree_vector): Adjust GTY length.
3176 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
3178 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
3180 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
3181 caller emitted the length calulation already.
3182 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
3183 before handling any of the fields for structs.
3185 2012-04-19 Richard Guenther <rguenther@suse.de>
3187 PR tree-optimization/53031
3188 * tree-vrp.c (adjust_range_with_scev): Revert back to
3189 using max_loop_iterations.
3191 2012-04-19 Michael Matz <matz@suse.de>
3193 * diagnostic.c (emit_diagnostic): Move va_end call after user
3195 (warning, warning_at, pedwarn, permerror): Ditto.
3197 2012-04-19 Richard Guenther <rguenther@suse.de>
3199 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
3202 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3205 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3206 the case *(X+const).
3208 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3210 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3212 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3215 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
3216 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
3218 2012-04-19 Richard Guenther <rguenther@suse.de>
3220 PR rtl-optimization/44688
3221 * loop-iv.c (determine_max_iter): Only return max_iter.
3222 (iv_number_of_iterations): Also use the recorded loop bound
3223 on the maximum number of iterations.
3224 * loop-unroll.c (decide_unroll_runtime_iterations): Use
3225 max_iter to avoid unrolling loops that do not roll.
3226 (decide_unroll_stupid): Likewise.
3228 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
3230 * targhooks.c (default_case_values_threshold): Fix code style nit.
3232 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
3233 case range and type folding from here...
3234 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
3235 type, as documented in tree.def.
3237 2012-04-18 Jan Hubicka <jh@suse.cz>
3239 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
3241 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
3242 cgraph hash and same comdat groups.
3243 (cgraph_optimize): Verify symbol table.
3244 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
3245 (dissolve_same_comdat_group_list): Work on symtab nodes.
3246 (function_and_variable_visibility): Dissolve variable same comdat group
3248 * symtab.c: Include timevar.h
3249 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
3251 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
3253 * tree-switch-conversion.c (info): Remove global pass info.
3254 (check_range, check_process_case, check_final_bb, create_temp_arrays,
3255 free_temp_arrays, gather_default_values, build_constructors,
3256 array_value_type, build_one_array, build_arrays, gen_def_assigns,
3257 fix_phi_nodes, gen_inbound_check): Pass info around from ...
3258 (process_switch): ... here. Unify message format. Return a const
3259 char pointer to the failure reason message.
3260 (do_switchconv): Unify message format. Update process_switch usage.
3262 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
3263 * tree-cfg.c (edge_to_cases): Fix documentation.
3265 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3267 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3269 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3271 PR tree-optimization/52976
3272 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
3273 (possibly_move_powi): New function.
3274 (rewrite_expr_tree): Call possibly_move_powi.
3275 (rewrite_expr_tree_parallel): Likewise.
3276 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
3277 call add_to_ops_vec instead.
3279 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3281 PR tree-optimization/52976
3282 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
3283 (decrement_power): Likewise.
3284 (propagate_op_to_single_use): Likewise.
3285 (zero_one_operation): Handle __builtin_pow* calls in linearized
3286 expression trees; factor logic into propagate_op_to_single_use.
3287 (undistribute_ops_list): Allow operands with repeat counts > 1.
3289 2012-04-18 Richard Guenther <rguenther@suse.de>
3291 PR tree-optimization/44688
3292 * cfgloop.h (record_niter_bound): Declare.
3293 * tree-ssa-loop-niter.c (record_niter_bound): Export.
3294 Update the estimation with the upper bound here...
3295 (estimate_numbers_of_iterations_loop): ... instead of here.
3296 Do not forcefully reset a recorded upper bound.
3297 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
3298 Record the maximum number of loop iterations of the prologue loop.
3300 2012-04-18 Jan Hubicka <jh@suse.cz>
3302 * lto-symtab.c (lto_cgraph_replace_node): Update.
3303 * cgraphbuild.c (record_reference, record_type_list,
3304 record_eh_tables, mark_address, mark_load, mark_store): Update.
3305 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
3306 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
3308 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
3309 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
3310 * reload.c: Fix typo in comment.
3311 * rtlanal.c: Likewise.
3312 * tree-emultls.c (gen_emutls_addr): Update.
3313 * ipa-reference.c (analyze_function): Update.
3314 * cgraphunit.c (cgraph_analyze_function,
3315 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
3317 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
3318 (ipa_remove_reference): Likewise.
3319 (ipa_remove_all_refering): Rename to ...
3320 (ipa_remove_all_referring): ... this one; update.
3321 (ipa_dump_references): Update.
3322 (ipa_dump_referring): Update.
3323 (ipa_clone_references): Update.
3324 (ipa_clone_refering): Rename to ...
3325 (ipa_clone_referring): ... this one; update.
3326 (ipa_ref_cannot_lead_to_return): Update.
3327 (ipa_ref_has_aliases_p): Update.
3328 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
3330 (ipa_ref_type): Remove.
3331 (ipa_ref_ptr_u): Remove.
3332 (ipa_ref): Remove referencing, refered, refered_index, refering_type
3333 and refered_type; add referring, referred and referred_index.
3334 (ipa_ref_list): Rename refering to referring.
3335 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
3336 ipa_clone_references, ipa_clone_referring): Update prototypes.
3337 * lto-cgraph.c (referenced_from_other_partition_p): Update.
3338 (lto_output_ref): Update.
3339 (add_references): Update.
3340 (input_varpool_node): Update.
3341 (input_refs): Update.
3342 * ipa-ref-inline.h (ipa_ref_node): Update.
3343 (ipa_ref_varpool_node): Update.
3344 (ipa_ref_referring_node): Update.
3345 (ipa_ref_referring_varpool_node): Update.
3346 (ipa_ref_referring_ref_list): Update.
3347 (ipa_ref_referred_ref_list): Update.
3348 (ipa_ref_list_first_referring): Update.
3349 (ipa_empty_ref_list): Update.
3350 (ipa_ref_list_refering_iterate): Rename to ...
3351 (ipa_ref_list_referring_iterate): ... this one.
3352 * cse.c: Update comment.
3353 * ipa-utils.c (ipa_reverse_postorder): Update.
3354 * tree-ssa-alias.c: Update.
3355 * ipa-inline.c (reset_edge_caches): Update.
3356 (update_caller_keys): Update.
3357 * ipa-inline.h: Update comments.
3358 * jump.c: Update comment.
3359 * alias.c: Likewise.
3360 * ipa.c (process_references): Update.
3361 (cgraph_remove_unreachable_nodes): Likewise.
3362 (ipa_discover_readonly_nonaddressable_var): Likewise.
3363 (cgraph_address_taken_from_non_vtable_p): Likewise.
3364 * trans-mem.c (ipa_tm_execute): Update.
3365 * simplify-rtx.c: Fix comment.
3366 * rtl.c: Fix comment.
3367 * symtab.c (symtab_unregister_node): Update.
3368 * varpool.c (dump_varpool_node): Update.
3369 (varpool_analyze_pending_decls): Update.
3370 (assemble_aliases): Update.
3371 (varpool_for_node_and_aliases): Update.
3373 2012-04-18 Richard Guenther <rguenther@suse.de>
3375 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
3376 use_undefined_p parameter.
3377 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
3378 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
3380 (estimate_numbers_of_iterations): Likewise.
3381 (estimated_loop_iterations): Adjust.
3382 (max_loop_iterations): Likewise.
3383 (scev_probably_wraps_p): Likewise.
3384 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
3385 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
3386 not max_loop_iterations.
3387 (execute_vrp): Remove explicit number of iterations estimation.
3389 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
3391 * config/i386/linux-common.h: New.
3393 * config.gcc: Add i386/linux-common.h before
3394 all i386/linux.h and i386/linux64.h usages.
3396 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
3397 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3398 * config/i386/gnu-user64.h: Likewise.
3400 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
3401 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
3402 (GNU_USER_TARGET_MATHFILE_SPEC): New.
3403 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
3405 2012-04-18 Jan Hubicka <jh@suse.cz>
3407 * cgraph.c (cgraph_node_name): Remove.
3408 (dump_cgraph_node): Use dump_symtab_base; reformat.
3409 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
3410 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
3412 (cgraph_node_name, varpool_node_name): Remove.
3413 (cgraph_node_asm_name, varpool_node_asm_name,
3414 cgraph_node_name, varpool_node_name): New.
3415 * tree-pass.h (TODO_dump_cgraph): Rename to ...
3416 (TODO_dump_symtab): ... this one.
3417 * ipa-cp (pass_ipa_cp): Update.
3418 * ia-reference.c (generate_summary, read_write_all_from_decl,
3419 propagate, ipa_reference_read_optimization_summary): Update.
3420 * cgraphunit.c (cgraph_analyze_functions): Update.
3421 (cgraph_optimize): Update.
3422 * ipa-ref.c (ipa_dump_references): Update.
3423 (ipa_dump_refering): Update.
3424 * ipa-inline.c (pass_ipa_inline): Update.
3425 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
3426 * ipa.c (pass_ipa_function_visibility,
3427 pass_ipa_whole_program_visibility): Update.
3428 * tree-sra.c (pass_early_ipa_sra): Update.
3429 * symtab.c: Include langhooks.h
3430 (symtab_node_asm_name): New.
3431 (symtab_node_name): New.
3432 (symtab_type_names): New static var.
3433 (dump_symtab_base): New.
3434 (dump_symtab_node, dump_symtab): New.
3435 (debug_symtab_node, debug_symtab): New.
3436 * tree-ssa-structalias.c: Dump symbol table.
3437 * pases.c (execute_todo): Handle TODO_dump_symtab instead
3438 of TODO_dump_cgraph.
3439 * varpoo.c (varpool_node_name): Remove.
3440 (dump_varpool_node): Use dump_symtab_base; reformat.
3442 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
3444 * doc/invoke.texi (Language Independent Options): @item should be
3447 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
3450 * rtl.c (rtx_code_size): Handle ADDRESS.
3452 2012-04-17 Tom de Vries <tom@codesourcery.com>
3454 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
3457 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3460 * config/i386/sync.md (atomic_<code><mode>): Rename to
3461 atomic_<logic><mode>.
3463 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
3465 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
3466 * alias.c (reg_base_value): Expand and update comment.
3467 (arg_base_value): New variable.
3468 (unique_id): Move up file.
3469 (unique_base_value, unique_base_value_p, known_base_value_p): New.
3470 (find_base_value): Use arg_base_value and known_base_value_p.
3471 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
3472 (find_base_term): Use known_base_value_p.
3473 (base_alias_check): Use unique_base_value_p.
3474 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
3475 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
3477 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
3479 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
3481 2012-04-17 Michael Matz <matz@suse.de>
3483 PR tree-optimization/18437
3484 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
3485 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
3486 (vect_check_strided_load): Declare.
3487 * tree-vect-data-refs.c (vect_check_strided_load): New function.
3488 (vect_analyze_data_refs): Use it to accept strided loads.
3489 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
3491 2012-04-17 Richard Guenther <rguenther@suse.de>
3494 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
3495 loops when redirecting an entry or latch edge.
3497 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
3499 * sel-sched.c (sel_global_init): Revert previous change.
3501 2012-04-17 Richard Guenther <rguenther@suse.de>
3503 * tree-flow.h (array_at_struct_end_p): Move declaration ...
3504 * tree.h (array_at_struct_end_p): ... here.
3505 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
3506 * expr.c (array_at_struct_end_p): ... here. Rewrite.
3508 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
3510 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
3511 COST_TABLE): Remove.
3512 (estimate_case_costs): Remove.
3513 (expand_case): Do not call estimate_case_costs
3514 to set use_cost_table.
3515 (balance_case_nodes): Do not use use_cost_table.
3517 2012-04-16 Jan Hubicka <jh@suse.cz>
3519 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
3520 (hash_node, eq_node): Remove.
3521 (cgraph_create_node): Do not handle hashtable.
3522 (cgraph_get_node): Remove.
3523 (cgraph_insert_node_to_hashtable): Remove.
3524 (hash_node_by_assembler_name): Remove.
3525 (eq_assembler_name): Remove.
3526 (cgraph_node_for_asm): Rewrite.
3527 (cgraph_find_replacement_node): Break out from ...
3528 (cgraph_remove_node): ... here; do not maintain hashtables.
3529 (change_decl_assembler_name): Remove.
3530 (cgraph_clone_node): Do not maintain hashtables.
3531 * cgraph.h (const_symtab_node): New typedef.
3532 (cgraph_insert_node_to_hashtable): Remove.
3533 (symtab_get_node, symtab_node_for_asm,
3534 symtab_insert_node_to_hashtable): Declare.
3535 (cgraph_find_replacement_node): Declare.
3536 (cgraph_get_node, varpool_get_node): Turn into inlines.
3537 (cgraph, varpool): Work sanely on NULL pointers.
3538 (FOR_EACH_SYMBOL): New walker.
3539 * ipa-inline-transform.c (save_inline_function_body): Use
3540 symtab_insert_node_to_hashtable.
3541 * symtab.c: Include ggc.h and diagnostics.h
3542 (symtab_hash, assembler_name_hash): New static vars;
3543 (hash_node, eq_node, hash_node_by_assembler_name,
3544 eq_assembler_name, insert_to_assembler_name_hash,
3545 unlink_from_assembler_name_hash): New.
3546 (symtab_register_node): Update hashtables.
3547 (symtab_insert_node_to_hashtable): New.
3548 (symtab_unregister_node): Update hashtables.
3549 (symtab_get_node): New.
3550 (symtab_node_for_asm): New.
3551 (change_decl_assembler_name): New.
3552 * Makefile.in (symtab.o): Needs GTY.
3553 * varpool.c (varpool_hash): Remove.
3554 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
3555 (varpool_node): Rewrite using varpool_get_node.
3556 (varpool_remove_node): DO not maintain hashtables.
3557 (varpool_node_for_asm): Rewrite.
3559 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
3561 * doc/invoke.texi: Copy-edit to put verbs in the present tense
3562 when describing the current behavior of GCC.
3564 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
3566 * genemit.c (gen_exp): Remove ADDRESS handling.
3567 * genoutput.c (scan_operands): Likewise.
3568 * genpeep.c (match_rtx): Likewise.
3569 * genrecog.c (add_to_sequence): Likewise.
3571 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
3573 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
3575 2012-04-16 Martin Jambor <mjambor@suse.cz>
3577 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
3580 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
3583 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3584 hints for 'A' operand types.
3586 2012-04-16 Jan Hubicka <jh@suse.cz>
3588 * cgraph.h (symtab_node_base): Add next and previous pointers.
3589 (cgraph_node): Remove next and preivous pointers.
3590 (varpool_node): Likewise; remove next/previous GTY marker;
3591 it is not type safe.
3592 (symtab_node_def): Update GTY marker
3593 (x_cgraph_nodes, cgraph_nodes): Remove.
3594 (symtab_nodes): New function.
3595 (cgraph_order): Rename to ...
3596 (symtab_order): ... this one.
3597 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
3599 (x_varpool_nodes, varpool_nodes): Remove.
3600 (FOR_EACH_STATIC_VARIABLE): Update.
3601 (symtab_function_p, symtab_variable_p): New function.
3602 (FOR_EACH_VARIABLE): Update.
3603 (varpool_first_variable, varpool_next_variable): New functions.
3604 (FOR_EACH_VARIABLE): Update.
3605 (cgraph_first_defined_function): Update.
3606 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
3607 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
3608 (cgraph_first_function, cgraph_next_function): New.
3609 (FOR_EACH_FUNCTION): Update.
3610 (cgraph_first_function_with_gimple_body,
3611 cgraph_next_function_with_gimple_body): Update.
3612 * symtab.c: New file.
3613 * cgraph.c: Update copyright dates.
3614 (x_cgraph_nodes, cgraph_order): Remove.
3615 (NEXT_FREE_NODE): Update.
3616 (SET_NEXT_FREE_NODE): New.
3617 (cgraph_create_node_1): Remove common code.
3618 (cgraph_create_node): Remove common code; call symtab_register_node.
3619 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
3620 (cgraph_add_asm_node): Update.
3621 (cgraph_clone_node): Register new node.
3622 * cgraphunit.c (process_function_and_variable_attributes): Update.
3623 (cgraph_analyze_functions): Update.
3624 (cgraph_analyze_functions): Update.
3625 (cgraph_output_in_order): Update.
3626 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
3628 * ipa-inline.c (recursive_inlining): Update.
3629 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
3630 * ipa.c (cgraph_remove_unreachable_nodes): Update.
3631 * Makefile.in: Add symtab.o
3632 * varpool.c (x_varpool_nodes): Remove
3633 (varpool_node): Remove common code; call symtab_register_node.
3634 (varpool_remove_node): Remove common code; call symtab_unregister_node.
3636 2012-04-16 Richard Guenther <rguenther@suse.de>
3639 * tree.h (VECTOR_CST_NELTS): Adjust.
3640 (struct tree_vector): Add explicit length field.
3641 (make_vector_stat): Declare.
3642 (make_vector): Define.
3643 * tree.c (make_vector_stat): New function.
3644 (build_vector_stat): Use it.
3645 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3647 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3649 PR tree-optimization/52976
3650 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
3651 (undistribute_ops_list): Ops with repeat counts aren't eligible for
3653 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
3655 2012-04-16 Jan Hubicka <jh@suse.cz>
3657 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
3659 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
3660 walkers to walk cgraph and varpool.
3661 * cgraph.c (cgraph_node_for_asm): Likewise.
3662 (dump_cgraph): Likewise.
3663 * value-prof.c (init_node_map): Likewise.
3664 * tree.c (free_lang_data_in_cgraph): Likewise.
3665 * tree-emutls.c: (ipa_lower_emutls): Likewise.
3666 * ipa-reference.c (generate_summary, propagate): Likewise.
3667 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
3668 cgraph_mark_functions_to_output, cgraph_output_in_order,
3669 output_weakrefs, cgraph_materialize_all_clones,
3670 cgraph_optimize): Likewise.
3671 * lto-cgraph.c (merge_profile_summaries): Likewise.
3672 (input_cgraph): Likewise.
3673 * ipa-pure-const.c (generate_summary): Likewise.
3674 (propagate): Likwise.
3675 * ipa-utils.c (ipa_reduced_postorder): Likewise.
3676 (ipa_free_postorder_info): Likewise.
3677 (ipa_reverse_postorder): Likewise.
3678 * ipa-inline.c (ipa_inline): Likewise.
3679 * matrix-reorg.c (find_matrices_decl): Likewise.
3680 (matrix_reorg): Likewise.
3681 * tree-vectorizer.c (increase_alignment): Likewise.
3682 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
3683 (function_and_variable_visibility): Likewise.
3684 (whole_program_function_and_variable_visibility): Likewise.
3685 (ipa_cdtor_merge): Likewise.
3686 * trans-mem.c (ipa_tm_execute): Likewise.
3687 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
3688 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
3689 (ipa_print_all_params): Likewise.
3690 (ipa_update_after_lto_read): Likewise.
3691 * tree-profie.c (tree_profiling): Likewise.
3692 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3693 * passes.c (dump_passes): Likewise.
3694 (do_per_function): Likewise.
3695 (ipa_write_summaries): Likewise.
3696 * varpool.c (dump_varpool): Likewise.
3697 (varpool_node_for_asm): Likewise.
3698 (varpool_assemble_pending_decls): Likewise.
3700 2012-04-16 Richard Guenther <rguenther@suse.de>
3702 PR tree-optimization/52975
3703 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
3704 condition but always mark it with TRUTH_NOT_EXPR.
3706 2012-04-16 Richard Guenther <rguenther@suse.de>
3708 PR tree-optimization/52975
3709 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
3710 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
3711 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
3712 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
3714 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
3716 * config/i386/sse.md (ssse3_plusminus): New code iterator.
3717 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
3718 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
3719 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
3720 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
3721 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
3722 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
3724 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
3725 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
3726 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
3727 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
3728 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
3729 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
3731 (xop_plus): New code iterator.
3732 (macs): New code attribute.
3734 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
3735 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
3737 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
3738 xop_plus code iterator.
3739 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
3740 xop_plus code iterator.
3741 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
3742 xop_plus code iterator.
3743 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
3744 xop_plus code iterator.
3746 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
3747 any_extend code iterator.
3748 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
3749 any_extend code iterator.
3750 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
3751 any_extend code iterator.
3752 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
3753 any_extend code iterator.
3754 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
3755 any_extend code iterator.
3756 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
3757 any_extend code iterator.
3759 2012-04-14 Tom de Vries <tom@codesourcery.com>
3761 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
3762 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
3763 DELETED_LABEL note, and move it to ...
3764 * cfgrtl.c (delete_insn): ... here. Change return type to void.
3765 (delete_insn_and_edges): Likewise.
3766 (delete_insn_chain): Handle new return type of delete_insn. Delete
3767 chain backwards rather than forwards.
3768 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
3770 * cfglayout.c (fixup_reorder_chain): Delete unused label.
3772 2012-04-14 Jan Hubicka <jh@suse.cz>
3774 * cgraph.h: Update copyrights;
3775 (symtab_node): Turn to union typedef.
3776 (symtab_node_base): New structure.
3777 (symtab_type): Add SYMTAB_SYMBOL tag.
3778 (cgraph_node): Annotate some pinters with nested_ptr.
3779 (varpool_node): Likewise.
3780 (cgraph_local_info): Remove lto_file_data
3781 and externally_visible.
3782 (cgraph_node): Remove decl; same_comdat_group list;
3783 aux; ref_list; order; address_taken; reachable_from_other_parittion,
3784 in_other_partition; resolution.
3785 (varpool_node): Remove decl; same_comdat_group;
3786 ref_list; lto_file_data; aux; order; resolution; externally_visible;
3787 used_from_other_partition; in_other_partition.
3788 (symtab_node_def): New union.
3789 (cgraph, varpool): Update.
3790 (varpool_first_static_initializer, varpool_next_static_initializer,
3791 cgraph_only_called_directly_or_aliased_p,
3792 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
3793 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
3794 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
3796 * cgraph.c: Likewise.
3797 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
3798 * cgraphbuild.c: Likewise.
3799 * lto-symtab.c: Likewise.
3800 * c-gimplify.c: Likewise.
3801 * value-prof.c: Likewise.
3803 * ipa-cp.c: Likewise.
3804 * tree-emutls.c: Likewise.
3805 * ipa-inline-transform.c: Likwise.
3806 * ipa-reference.c: Likewise.
3807 * cgraphunit.c: Likewise.
3808 * ipa-ref.c: Likewise.
3809 * lto-cgraph.c: Likewise.
3810 * ipa-ref-inline.h: Likewise.
3811 * ipa-pure-const.c: Likewise.
3812 * lto-streamer-out.c: Likewise.
3813 * ipa-utils.c: Likewise.
3814 * ipa-inline.c: Likewise.
3815 * matrix-reorg.c: Likewise.
3816 * tree-eh.c: Likewise.
3817 * tree-vectorizer.c: Likewise.
3818 * ipa-split.c: Likewise.
3820 * trans-mem.c: Likewise.
3821 * ipa-inline-analysis.c: Likewise.
3822 * gimplify.c: Likewise.
3823 * cfgexpand.c: Likewise.
3824 * tree-sra.c: Likewise.
3825 * ipa-prop.c: Likewise.
3826 * varasm.c: Likewise.
3827 * tree-nested.c: Likewise.
3828 * tree-inline.c: Likewise.
3829 * tree-profile.c: Likewise.
3830 * tree-ssa-structalias.c: Likewise.
3831 * passes.c: Likewise.
3832 * varpool.c: Likewise.
3834 2012-04-14 Tom de Vries <tom@codesourcery.com>
3836 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
3837 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
3838 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
3840 (gsi_advance_fw_nondebug_nonlocal): New function.
3841 (local_def): Removed function.
3842 (same_succ_hash): Use stmt_local_def.
3843 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
3844 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
3846 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3848 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3849 and __ILP32__ for x32.
3851 2012-04-13 Martin Jambor <mjambor@suse.cz>
3854 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3855 fold_ctor_reference returns a zero constant.
3857 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
3859 * config.gcc: Add i386/gnu-user-common.h before all
3860 i386/gnu-user.h and i386/gnu-user64.h usages.
3862 * config/i386/gnu-user-common.h: New.
3864 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
3865 (CC1_SPEC): Likewise.
3866 (ENDFILE_SPEC): Likewise.
3867 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
3868 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
3869 (TARGET_OS_CPP_BUILTINS): Likewise.
3870 (LIBGCC2_HAS_TF_MODE): Likewise.
3871 (LIBGCC2_TF_CEXT): Likewise.
3872 (TF_SIZE): Likewise.
3873 (TARGET_ASM_FILE_END): Likewise.
3874 (STACK_CHECK_MOVING_SP): Likewise.
3875 (STACK_CHECK_STATIC_BUILTIN): Likewise.
3876 * config/i386/gnu-user64.h: Likewise.
3878 2012-04-13 Martin Jambor <mjambor@suse.cz>
3880 * expr.c (expand_expr_real_1): Pass type, not the expression, to
3881 set_mem_attributes for a memory temporary. Do not call the function
3882 for the memory temporary created for a bitfield.
3884 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3887 * df.h (enum debug_temp_where): New.
3888 (dead_debug_init, dead_debug_finish) Declare.
3889 (dead_debug_add, dead_debug_insert_temp): Declare.
3890 (struct dead_debug_use, struct dead_debug): Moved from...
3891 * df-problems.c: ... here.
3892 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
3894 (df_create_unused_note): Likewise.
3895 (df_set_dead_notes_for_mw): Move comment where it belongs.
3896 (dead_debug_init): Export.
3897 (dead_debug_reset_uses): New, factored out of...
3898 (dead_debug_finish): ...this. Export.
3899 (dead_debug_reset): Remove.
3900 (dead_debug_add): Export.
3901 (dead_debug_insert_before): Rename to...
3902 (dead_debug_insert_temp): ... this. Add where argument. Export.
3903 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
3904 Return insertion count.
3905 (df_note_bb_compute): Adjust.
3906 * dce.c (word_dce_process_block): Adjust dead debug uses.
3907 (dce_process_block): Likewise.
3909 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3911 * df-problems.c (df_note_bb_compute): Do not take note of
3912 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
3914 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3917 * var-tracking.c (expand_depth): New type.
3918 (onepart_aux, expand_loc_callback_data): Change depth type to it.
3919 (loc_exp_dep_alloc): Adjust initializer.
3920 (update_depth): Use new type. Add entryvals.
3921 (vt_expand_var_loc_chain): Take note of expansions with
3922 ENTRY_VALUEs, but don't accept them right away. Run an optional
3923 second pass accepting the minimum ENTRY_VALUE count found in the
3925 (vt_expand_loc_callback, INIT_ELCD): Adjust.
3927 2012-04-13 Tom de Vries <tom@codesourcery.com>
3929 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3930 parameters vuse and vuse_escaped.
3931 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3932 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3935 2012-04-13 Richard Guenther <rguenther@suse.de>
3937 PR tree-optimization/52969
3938 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3939 the condition for the COND_EXPR and handle predicate negation
3940 by swapping the COND_EXPR arms.
3942 2012-04-13 Nick Clifton <nickc@redhat.com>
3944 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
3945 TODO_dump_func flag.
3947 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
3949 PR rtl-optimization/52203
3950 PR rtl-optimization/52715
3952 Revert the 2012-03-07 fix for PR 52203.
3953 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
3954 the insn does not modify DFA right before issuing, adjust
3955 issue_rate accordingly.
3957 2012-04-13 Richard Guenther <rguenther@suse.de>
3960 * c-typeck.c (pointer_diff): Remove bogus assert.
3962 2012-04-13 Richard Guenther <rguenther@suse.de>
3965 * convert.c (convert_to_pointer): Remove special-casing of zero.
3967 2012-04-13 Joey Ye <joey.ye@arm.com>
3969 * config/arm/constraints.md (Pe): New constraint.
3970 * config/arm/arm.md: New split for imm 256-510.
3972 2012-04-13 Terry Guo <terry.guo@arm.com>
3974 * config/arm/arm-cores.def: Added core cortex-m0plus.
3975 * config/arm/arm-tune.md: Regenerated.
3976 * config/arm/arm-tables.opt: Regenerated.
3977 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
3979 2012-04-13 Alan Modra <amodra@gmail.com>
3982 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
3983 tie regs on destination of sets. Delete forward declaration.
3984 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
3985 (rs6000_emit_prologue): Likewise.
3986 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
3988 (is_mem_ref): Use tie_operand to recognise stack ties.
3989 * config/rs6000/predicates.md (tie_operand): New.
3990 * config/rs6000/rs6000.md (restore_stack_block): Generate new
3992 (restore_stack_nonlocal): Likewise.
3993 (stack_tie): Update.
3994 (frame_tie): Delete.
3996 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3998 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
3999 HOST_WIDE_INT_PRINT_DEC in format strings.
4001 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4004 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4005 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4006 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
4007 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
4008 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4009 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
4010 avx2_permvarv8si using VI4F_256 mode iterator.
4011 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4012 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4013 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4014 gen_avx2_permvarv8sf.
4015 (expand_vec_perm_pshufb): Ditto.
4017 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4020 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4021 the list of options to enable the FCFID instruction.
4022 (TARGET_EXTRA_BUILTINS): Adjust comment.
4024 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4026 PR tree-optimization/18589
4027 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
4028 (operand_entry): Add count field.
4029 (add_repeat_to_ops_vec): New function.
4030 (completely_remove_stmt): Likewise.
4031 (remove_def_if_absorbed_call): Likewise.
4032 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
4033 (acceptable_pow_call): New function.
4034 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
4035 entries with repeat counts when found.
4036 (repeat_factor_d): New struct and associated typedefs.
4037 (repeat_factor_vec): New static vector variable.
4038 (compare_repeat_factors): New function.
4039 (get_reassoc_pow_ssa_name): Likewise.
4040 (attempt_builtin_powi): Likewise.
4041 (reassociate_bb): Call attempt_builtin_powi.
4042 (fini_reassoc): Two new calls to statistics_counter_event.
4044 2012-04-12 Richard Guenther <rguenther@suse.de>
4046 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
4047 * cgraph.h (tree_rest_of_compilation): Remove.
4048 * cgraph.c (cgraph_add_new_function): Move ...
4049 * cgraphunit.c (cgraph_add_new_function): ... here.
4050 (tree_rest_of_compilation): Make static.
4051 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
4052 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
4053 gate_all_early_local_passes, execute_all_early_local_passes,
4054 pass_early_local_passes, gate_all_early_optimizations,
4055 pass_all_early_optimizations): Move ...
4056 * passes.c (gate_all_optimizations, pass_all_optimizations,
4057 gate_all_early_local_passes, execute_all_early_local_passes,
4058 pass_early_local_passes, gate_all_early_optimizations,
4059 pass_all_early_optimizations): ... here.
4060 * tree-optimize.c (execute_free_datastructures): Remove.
4061 * tree-flow.h (execute_free_datastructures): Remove.
4062 * tree-optimize.c (execute_init_datastructures,
4063 pass_init_datastructures): Move ...
4064 * tree-ssa.c (execute_init_datastructures,
4065 pass_init_datastructures): ... here.
4066 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
4067 execute_free_datastructures.
4069 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
4071 * dbgcnt.def (ira_move): New counter.
4072 * ira-int.h (ira_create_new_reg): Declare function.
4073 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
4074 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
4075 no longer static. All callers changed.
4076 * ira.c: Include "dbgcnt.h".
4077 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
4078 move_unallocated_pseudos): New static functions.
4079 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
4080 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
4081 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
4082 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
4083 to the pseudos generated in find_moveable_pseudos.
4084 * Makefile.in (ira.o): Add $(DBGCNT_H).
4086 2012-04-12 Richard Guenther <rguenther@suse.de>
4088 PR tree-optimization/52943
4089 * tree-chrec.h (chrec_is_positive): Remove.
4090 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4091 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4092 Return false for a constant zero instead of negative.
4093 (analyze_siv_subscript_cst_affine): Handle zero difference
4094 in the initial condition explicitely.
4096 2012-04-12 Richard Guenther <rguenther@suse.de>
4098 * tree-parloops.c (parallelize_loops): Also consult the upper
4099 bound for the number of iterations.
4100 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
4101 (loop_prefetch_arrays): Likewise.
4103 2012-04-12 Richard Guenther <rguenther@suse.de>
4105 * cfgloop.h (estimated_loop_iterations_int): Ditch
4106 'conservative' parameter.
4107 (max_stmt_executions_int): Likewise.
4108 (estimated_loop_iterations): Likewise.
4109 (max_stmt_executions): Likewise.
4110 (max_loop_iterations): Declare.
4111 (max_loop_iterations_int): Likewise.
4112 (estimated_stmt_executions): Likewise.
4113 (estimated_stmt_executions_int): Likewise.
4114 * tree-ssa-loop-niter.c (estimated_loop_iterations):
4116 (max_loop_iterations): ... this.
4117 (estimated_loop_iterations_int): Split parts to ...
4118 (max_loop_iterations_int): ... this.
4119 (max_stmt_executions_int): Split parts to ...
4120 (estimated_stmt_executions_int): ... this.
4121 (max_stmt_executions): Split parts to ...
4122 (estimated_stmt_executions): ... this.
4123 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
4124 * predict.c (predict_loops): Likewise.
4125 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
4126 (analyze_siv_subscript_cst_affine): Likewise.
4127 (compute_overlap_steps_for_affine_1_2): Likewise.
4128 (analyze_subscript_affine_affine): Likewise.
4129 (init_omega_for_ddr_1): Likewise.
4130 * tree-parloops.c (parallelize_loops): Likewise.
4131 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4132 (may_eliminate_iv): Likewise.
4133 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
4134 (loop_prefetch_arrays): Likewise.
4135 * tree-vrp.c (adjust_range_with_scev): Likewise.
4137 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
4139 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
4140 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
4142 (dump_table): Use bool type for need_align and have_df variables.
4143 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
4144 (regs_used): Remove register modifier.
4145 (barrier_align): Move variables slot, credit, jump_to_next
4146 into if block above for loop. Use bool type for jump_to_next.
4147 (sh_function_arg): Use NULL_RTX instead of 0.
4149 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
4151 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
4152 (bswapsi2): New expander.
4154 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
4156 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
4157 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
4159 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
4161 PR rtl-optimization/52876
4162 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
4163 Don't call mark_reg_pointer for incompatible pointer sign extension.
4165 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
4168 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
4170 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
4171 comparisons against TYPE_PRECISION.
4172 * tree-ssa-forwprop.c (combine_conversions): Likewise.
4174 2012-04-11 Xinliang David Li <davidxl@google.com>
4176 * tree-passes.h: Remove TODO_dump_func.
4177 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
4178 * trans-mem.c: Remove TODO_dump_func.
4179 * ira.c: Remove TODO_dump_func.
4181 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
4183 * config/i386/i386.c (ix86_option_override_internal): Check
4184 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
4185 after TARGET_64BIT is updated.
4187 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4189 * config/sh/sh.h: Remove old secondary reload code.
4191 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4193 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
4194 (ready_reorder): ... this function.
4196 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
4198 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
4201 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
4202 insns so that no other insn is queued for a time before them.
4204 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
4207 2012-04-11 Richard Guenther <rguenther@suse.de>
4210 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
4211 consider loop nesting.
4212 (evolution_function_is_univariate_p): Properly check the remainder
4215 2012-04-11 Richard Guenther <rguenther@suse.de>
4218 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
4220 2012-04-11 Nick Clifton <nickc@redhat.com>
4222 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
4223 information, if requested.
4225 * config/rx/rx.c (rx_expand_prologue): Likewise.
4227 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
4228 Michael Matz <matz@suse.de>
4231 * rtlanal.c (unsigned_reg_p): New function.
4232 Update copyright notice dates.
4233 * rtl.h (unsigned_reg_p): Prototype it.
4234 Update copyright notice dates.
4235 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
4237 * expr.c (expand_expr_real_1): Set register attributes.
4238 * stmt.c (expand_case): Likewise.
4240 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4243 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
4244 consider_sh2a and allow_zero.
4245 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
4246 (disp_addr_displacement): New function.
4247 (sh_address_cost): Use disp_addr_displacement function instead
4248 of DISP_ADDR_OFFSET.
4249 (sh_legitimate_address_p): Adapt to changed
4250 sh_legitimate_index_p declaration.
4251 (sh_find_mov_disp_adjust): Remove HImode check.
4252 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
4253 disp_addr_displacement and max_mov_insn_displacement.
4254 (max_mov_insn_displacement): Remove HImode check.
4255 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
4256 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
4257 * config/sh/constraints.md (K05, K13): New constraints.
4258 (K12): Correct comment.
4259 (Sdd): Do not use DISP_ADDR_P macro.
4260 (Snd, Sbw): Use satisfies_constraint_Sdd.
4261 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
4262 (*extendhisi2_compact, movhi_i): Remove.
4263 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
4264 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
4265 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
4266 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
4267 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
4268 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
4269 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
4271 Add new peepholes for HImode displacement addressing.
4273 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4275 * config/sh/sh.h (SIDI_OFF): Remove.
4276 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
4277 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
4280 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
4283 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
4284 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
4285 * doc/md.texi (Standard Names): Add bswap.
4286 * builtin-types.def (BT_UINT16): New primitive type.
4287 (BT_FN_UINT16_UINT16): New function type.
4288 * builtins.def (BUILT_IN_BSWAP16): New.
4289 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
4290 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
4291 expand_builtin_bswap.
4292 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
4293 (fold_builtin_1): Likewise.
4294 (is_inexpensive_builtin): Likewise.
4295 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
4296 missing bits for bswap to libcall code.
4297 * tree.c (build_common_tree_nodes): Build uint16_type_node.
4298 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
4299 (uint16_type_node): New define.
4300 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
4301 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
4303 (rs6000_init_builtins): Likewise.
4304 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
4306 2012-04-11 Tristan Gingold <gingold@adacore.com>
4308 * doc/extend.texi (Type Attributes): Move paragraph.
4310 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4313 * diagnostic.h (show_caret): Declare.
4314 (caret_max_width): Declare.
4315 (diagnostic_show_locus): Declare.
4316 * diagnostic.c (diagnostic_initialize): Initialize to false.
4317 (diagnostic_show_locus): New.
4318 (diagnostic_report_diagnostic): Call it.
4319 (getenv_columns): New.
4321 (diagnostic_set_caret_max_width): New.
4322 * input.c (read_line): New.
4323 (location_get_source_line): New.
4324 * input.h (location_get_source_line): Declare.
4325 * toplev.c (general_init): Initialize show_caret from options.
4326 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
4327 * opts.c (common_handle_option): Likewise.
4328 * pretty-print.h (pp_get_prefix): New.
4329 (pp_base_get_prefix): New.
4330 * common.opt (fdiagnostics-show-caret): New option.
4331 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
4333 2012-04-11 Richard Guenther <rguenther@suse.de>
4335 PR rtl-optimization/52881
4336 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
4338 2012-04-11 Richard Guenther <rguenther@suse.de>
4340 PR tree-optimization/52912
4341 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
4342 manipulation code we are threading through a loop header
4343 to an exit destination.
4345 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
4347 * tree.h (warn_if_unused_value): Move declaration from here.
4348 * stmt.c (warn_if_unused_value): Move definition from here.
4350 2010-04-10 Michael Matz <matz@suse.de>
4352 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
4354 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
4355 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
4356 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
4357 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
4358 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
4359 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
4360 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
4361 (vect_record_strided_load_vectors): Rename to
4362 vect_record_grouped_load_vectors.
4363 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
4364 Rename use of above macros.
4365 (vect_verify_datarefs_alignment): Ditto.
4366 (vector_alignment_reachable_p): Ditto.
4367 (vect_peeling_hash_get_lowest_cost): Ditto.
4368 (vect_enhance_data_refs_alignment): Ditto.
4369 (vect_analyze_group_access): Ditto and rename stride to groupsize.
4370 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
4371 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
4372 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
4373 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
4374 (vect_record_strided_load_vectors): Rename to
4375 vect_record_grouped_load_vectors.
4376 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
4377 (destroy_loop_vec_info): Ditto.
4378 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
4379 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
4380 (vect_analyze_slp): Ditto.
4381 (new_bb_vec_info): Ditto.
4382 (destroy_bb_vec_info): Ditto.
4383 (vect_schedule_slp_instance): Ditto and rename strided_store to
4385 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
4386 vect_cost_group_size.
4387 (vect_model_store_cost): Rename use of above macros and call
4388 to vect_cost_strided_group_size.
4389 (vect_model_load_cost): Ditto.
4390 (vectorizable_store): Ditto, rename strided_store to grouped_store
4391 and calls to renamed tree-vectorizer.h functions.
4392 (vectorizable_load): Ditto.
4393 (vect_transform_stmt): Rename use of above macros and strided_store
4396 2012-04-10 Jan Hubicka <jh@suse.cz>
4398 * cgraph.h: Remove misledaing comment on ipa-ref.h.
4399 (symtab_type): New enum.
4400 (symtab_node): New structure.
4401 (cgraph_node, varpool_node): Add symbol base type.
4402 (cgraph, varpool): New accestor functions.
4403 * cgraph.c (cgraph_create_node_1): Set symbol type.
4404 * varpool.c (varpool_node): Set symbol type.
4406 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4407 Richard Sandiford <rdsandiford@googlemail.com>
4409 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
4411 2012-04-10 Richard Guenther <rguenther@suse.de>
4414 * gimple-low.c (gimple_check_call_args): Properly account for
4415 compatible aggregate types.
4417 2012-04-10 Richard Guenther <rguenther@suse.de>
4419 * toplev.h (tree_rest_of_compilation): Remove.
4420 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4421 * cgraph.h (tree_rest_of_compilation): Declare.
4422 * tree-optimize.c (tree_rest_of_compilation): Move ...
4423 * cgraphunit.c (tree_rest_of_compilation): ... here.
4424 * cgraph.c (cgraph_add_new_function): Adjust.
4425 * Makefile.in (tree-optimize.o): Adjust.
4426 (cgraphunit.o): Likewise.
4428 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4430 PR tree-optimization/52870
4431 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4432 presumed pattern statement is within the same loop or basic block.
4434 2012-04-10 Tristan Gingold <gingold@adacore.com>
4436 * gengtype.c (main): Make uintptr_t a known type.
4438 2012-04-10 Richard Guenther <rguenther@suse.de>
4440 * tree-pass.h (tree_lowering_passes): Remove.
4441 * tree-optimize.c (tree_lowering_passes): Remove.
4442 * cgraph.c (cgraph_add_new_function): Inline relevant parts
4443 of tree_lowering_passes, avoid redundant call of early local passes.
4444 * cgraphunit.c (cgraph_lower_function): Fold into ...
4445 (cgraph_analyze_function): ... its single caller. Inline
4446 relevant parts of tree_lowering_passes.
4448 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
4451 * config/pa/pa.opt: Remove SIO and GNU_LD.
4453 2012-04-09 Jan Hubicka <jh@suse.cz>
4458 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
4459 boundary, add its target too.
4460 * lto.c (add_references_to_partition): Add also aliased nodes.
4461 (add_cgraph_node_to_partition,
4462 add_varpool_node_to_partition): Work on nodes, not functions/variables;
4463 when adding alias, add also the aliased object.
4465 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
4468 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
4469 VOIDmode immediate operands.
4470 * config/i386/constraints.md (Wz): New constraint.
4471 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
4473 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4476 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4477 the DECL generated for the special GOT helper.
4479 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
4481 * config/sh/constraints.md: Update list of constraints in
4483 (Sr0): Remove unused memory constraint.
4485 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4487 * tree-pretty-print.h: Update comment.
4489 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
4491 * config/sh/sh.md: Use braced string notation where applicable.
4492 (*prefetch_i4, prefetch_m2a): Merge into ...
4493 (*prefetch): ... this new insn.
4495 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4497 * config/sh/sh.h (high_life_started): Remove
4498 * config/sh/predicates.md (general_movdst_operand): Use
4499 'reload_in_progress' instead of 'high_life_started'.
4500 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
4501 divsi_inv_fp): Likewise.
4503 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4505 * config/sh/sh-protos.h (prepare_move_operands): Return void
4507 * config/sh/sh.c (prepare_move_operands): Likewise.
4508 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
4510 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4512 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
4513 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
4514 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
4515 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
4516 commutative_float_operator, noncommutative_float_operator,
4517 sh_handle_pragma): Remove.
4519 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
4521 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
4522 Use @option markup on command-line options. Use @samp markup on
4523 literal keywords to options. Use @code markup on code fragments.
4524 Use other markup in preference to quotation marks in the text.
4525 Add markup to some passages without any.
4527 2012-04-06 Mike Stump <mikestump@comcast.net>
4529 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
4531 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4533 * config/sh/sh.c (hi_const): Remove.
4534 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
4537 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4539 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
4541 * config/sh/sh.c (sh_expand_t_scc): Likewise.
4542 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
4543 calling sh_expand_t_scc.
4545 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4547 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
4548 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
4549 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
4550 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
4551 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
4552 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
4553 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
4554 sh2a_is_function_vector_call): Use bool as return type.
4555 (sh_pass_in_reg_p): Remove.
4556 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
4557 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
4558 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
4559 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
4560 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
4561 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
4562 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
4563 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
4564 sh_loads_bankedreg_p): Use bool as return type.
4565 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
4566 'register' modifier.
4568 2012-04-06 Matt Turner <mattst88@gmail.com>
4570 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4572 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4574 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4575 of the destination isn't also a FP_REGS register.
4577 2012-04-05 Teresa Johnson <tejohnson@google.com>
4578 H.J. Lu <hongjiu.lu@intel.com>
4580 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
4581 * config/i386/i386.md (move immediate to memory peephole2):
4582 Add cases for HImode move when LCP stall avoidance is needed.
4583 * config/i386/i386.c (initial_ix86_tune_features): Initialize
4584 X86_TUNE_LCP_STALL entry.
4586 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
4589 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
4590 CONST_INT operands, zero-extended with AND.
4592 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
4595 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
4596 first argument instead of mode size. Move displacement calculations
4598 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
4599 ... these new functions.
4600 (disp_adjust): Remove max_mov_disp field.
4601 (sh_legitimate_index_p): Use max_mov_insn_displacement and
4602 mov_insn_alignment_mask.
4603 (sh_address_cost): Use max_mov_insn_displacement.
4605 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
4607 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
4608 (arch_enabled): Handle new arch types.
4609 (one_cmpldi2): Add NEON support.
4611 2012-04-05 Richard Guenther <rguenther@suse.de>
4613 * gimple.c (walk_gimple_op): Compute val_only for the LHS
4614 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
4615 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
4616 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4617 ... here and make static.
4618 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4621 2012-04-05 Richard Guenther <rguenther@suse.de>
4623 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
4624 basic-block before removing it.
4626 2012-04-05 Richard Guenther <rguenther@suse.de>
4628 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
4629 version namespace as we release the freelist.
4631 2012-04-05 Richard Guenther <rguenther@suse.de>
4633 * tree-nrv.c (tree_nrv): Release VDEFs.
4634 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4635 (sra_modify_assign): Likewise.
4636 * tree-vect-stmts.c (vect_remove_stores): Likewise.
4637 * tree-vect-loop.c (vect_transform_loop): Likewise.
4638 * tree-ssa-dom.c (optimize_stmt): Likewise.
4639 * tree-vect-slp.c (vect_schedule_slp): Likewise.
4640 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
4642 2012-04-05 Richard Guenther <rguenther@suse.de>
4644 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
4646 * gimple.h (gsi_remove): Adjust.
4647 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
4648 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
4649 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4650 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
4651 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
4652 * tree-ssa-pre.c (eliminate): Likewise.
4654 2012-04-04 Mike Stump <mikestump@comcast.net>
4656 * doc/rtl.texi (const_double): Document as sign-extending.
4657 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
4658 * emit-rtl.c (immed_double_int_const): Refine to state the
4660 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
4661 CONST_DOUBLE integers.
4662 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
4663 negative values are converted. Fix conversions bigger than
4664 HOST_BITS_PER_WIDE_INT.
4665 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
4666 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
4667 * explow.c (plus_constant_mode): Add.
4668 (plus_constant): Implement with plus_constant_mode.
4669 * rtl.h (plus_constant_mode): Add.
4671 2012-04-04 Richard Guenther <rguenther@suse.de>
4673 PR tree-optimization/52808
4674 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
4675 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
4677 2012-04-04 Tristan Gingold <gingold@adacore.com>
4679 * expr.c (expand_expr_real_2): Handle larger sizetype in
4682 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4684 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
4685 to m2a-single instead of m2e.
4687 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4689 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
4690 Change type of BITOFFSET to signed. Make sure the lower bound of
4691 the computed range is non-negative by adjusting OFFSET and BITPOS.
4692 (expand_assignment): Adjust call to get_bit_range.
4694 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
4696 * h8300/h8300.c (h8300_current_function_monitor_function_p):
4697 New function. Added to check monitor functions.
4698 (h8300_option_override): Modified to generate error/warning
4699 messages for invalid combinations of different command line
4701 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
4702 save EXR on stack for monitor function in case of H8S target
4703 when "-mno-exr" is passed.
4704 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
4706 * doc/invoke.texi: Document H8S options.
4708 2012-04-03 Tristan Gingold <gingold@adacore.com>
4710 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
4711 of gcc_AC_FUNC_MMAP_BLACKLIST.
4712 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
4713 * Makefile.in (aclocal_deps): Add mmap.m4.
4714 * configure: Regenerate.
4715 * aclocal.m4: Regenerate.
4717 2012-04-03 Richard Guenther <rguenther@suse.de>
4719 PR tree-optimization/52808
4720 * tracer.c (tail_duplicate): Return whether we have duplicated
4722 (tracer): If we have duplicated any block, cleanup the CFG.
4723 * cfghooks.c (duplicate_block): If we duplicated a loop
4724 header but not its loop, destroy the loop because it now has
4726 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
4727 the cfg manipulation routines we are not creating a multiple
4730 2012-04-03 Tristan Gingold <gingold@adacore.com>
4732 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
4734 (vms_c_common_override_options): Allow parameterless variadic
4737 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4739 PR tree-optimization/52835
4740 * tree-data-ref.c (build_rdg): Return NULL if
4741 compute_data_dependences_for_loop failed.
4743 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4745 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
4746 for REAL_CST as well.
4747 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
4748 In the bitfield case, if the value is a REAL_CST, convert it first to
4751 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
4753 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
4754 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
4755 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
4757 * config/i386/biarchx32.h: New.
4759 2012-04-02 Anatoly Sokolov <aesok@post.ru>
4761 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
4762 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
4763 (arm_preferred_reload_class): New function.
4765 2012-04-02 Richard Guenther <rguenther@suse.de>
4767 PR tree-optimization/52756
4768 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
4769 (thread_through_loop_header): After threading through the loop latch
4770 remove the split part from the loop and clear further threading
4771 opportunities that would create a multiple entry loop.
4773 2012-04-02 Richard Guenther <rguenther@suse.de>
4775 PR rtl-optimization/52800
4776 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
4777 CLEANUP_CFG_CHANGED.
4779 2012-04-02 Richard Guenther <rguenther@suse.de>
4782 * loop-init.c (gate_handle_loop2): Destroy loops here if
4783 we don't enter RTL loop optimizers.
4785 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
4788 2012-03-29 Richard Guenther <rguenther@suse.de>
4790 * rtl.h (extended_count): Remove.
4791 * combine.c (extended_count): Remove.
4793 2012-04-02 Dodji Seketeli <dodji@redhat.com>
4796 * pt.c (more_specialized_fn): Don't apply decay conversion to
4797 types of function parameters.
4799 2012-04-02 Tristan Gingold <gingold@adacore.com>
4801 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
4802 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
4803 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
4804 (ggc_pch_this_base): Use uintptr_t instead of size_t.
4806 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
4809 * config/i386/i386.c (ix86_option_override_internal): Don't
4810 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
4812 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4814 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4815 (stmt_can_make_abnormal_goto): Use it.
4816 (is_ctrl_altering_stmt): Likewise.
4818 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
4819 Kaz Kojima <kkojima@gcc.gnu.org>
4821 * config/sh/sh.c (push_regs): Skip banked registers when
4822 resbank attribute is specified.
4823 (sh_expand_epilogue): Likewise.
4825 2012-03-30 Richard Henderson <rth@redhat.com>
4828 * combine-stack-adj.c (prev_active_insn_bb): New.
4829 (next_active_insn_bb): New.
4830 (force_move_args_size_note): New.
4831 (combine_stack_adjustments_for_block): Use it.
4833 2012-03-30 Richard Henderson <rth@redhat.com>
4835 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
4836 (ix86_expand_vector_init_duplicate): Initialize it.
4837 (expand_vec_perm_palignr): Likewise.
4838 (ix86_expand_vec_perm_const): Likewise.
4839 (ix86_vectorize_vec_perm_const_ok): Likewise.
4840 (expand_vec_perm_blend): Use it.
4841 (expand_vec_perm_vpermil): Likewise.
4842 (expand_vec_perm_pshufb): Likewise.
4843 (expand_vec_perm_1): Likewise.
4844 (expand_vec_perm_pshuflw_pshufhw): Likewise.
4845 (expand_vec_perm_interleave2): Likewise.
4846 (expand_vec_perm_vpermq_perm_1): Likewise.
4847 (expand_vec_perm_vperm2f128): Likewise.
4848 (expand_vec_perm_interleave3): Likewise.
4849 (expand_vec_perm_vperm2f128_vblend): Likewise.
4850 (expand_vec_perm_vpshufb2_vpermq): Likewise.
4851 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
4852 (expand_vec_perm_broadcast): Likewise.
4853 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
4855 2012-03-30 Richard Henderson <rth@redhat.com>
4857 * dwarf2out.c (gen_variable_die): Initialize off.
4859 2012-03-30 Tristan Gingold <gingold@adacore.com>
4861 * config/vms/vms-f.c: New file.
4862 * config/vms/t-vms (vms-f.o): New rule.
4863 * config.gcc (*-*-*vms*): Define fortran_target_objs.
4865 2012-03-30 Richard Guenther <rguenther@suse.de>
4867 PR tree-optimization/52754
4868 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4869 propagate arbitrary addresses into really plain dereferences.
4871 2012-03-30 Richard Guenther <rguenther@suse.de>
4874 * except.c (emit_to_new_bb_before): Move loop updating ...
4875 (dw2_build_landing_pads): ... here. Use a proper block for
4876 querying the loop father.
4878 2012-03-30 Tristan Gingold <gingold@adacore.com>
4880 * config/ia64/ia64.c (ia64_section_type_flags): Remove
4881 common_object attribute handling.
4882 (SECTION_VMS_OVERLAY): Remove
4883 (ia64_vms_common_object_attribute): Replace abort with an assert.
4884 Do not set DECL_SECTION_NAME.
4885 (ia64_vms_output_aligned_decl_common): Handle common_object
4887 (ia64_vms_elf_asm_named_section): Remove.
4888 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
4890 2012-03-30 Richard Guenther <rguenther@suse.de>
4893 * double-int.c (rshift_double): Remove not needed cast.
4895 2012-03-30 Richard Guenther <rguenther@suse.de>
4897 * tree-affine.h (print_aff): Remove.
4898 * tree-affine.c (print_aff): Make static.
4899 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
4900 (get_references_in_stmt): Likewise.
4901 (print_direction_vector): Likewise.
4902 (print_dir_vectors): Likewise.
4903 (print_dist_vectors): Likewise.
4904 (dump_subscript): Likewise.
4905 (dump_ddrs): Likewise.
4906 (dump_dist_dir_vectors): Likewise.
4907 (dump_data_references): Likewise.
4908 (dump_data_dependence_relation): Likewise.
4909 (dump_data_dependence_direction): Likewise.
4910 (dump_rdg_vertex): Likewise.
4911 (dump_rdg_component): Likewise.
4912 (debug_ddrs): Declare.
4913 (struct data_ref_loc_d): Move ...
4914 * tree-data-ref.c (struct data_ref_loc_d): ... here.
4915 (get_references_in_stmt): Make static.
4916 (dump_data_references): Likewise.
4917 (dump_subscript): Likewise.
4918 (print_direction_vector): Likewise.
4919 (print_dir_vectors): Likewise.
4920 (print_dist_vectors): Likewise.
4921 (dump_data_dependence_relation): Likewise.
4922 (dump_dist_dir_vectors): Likewise.
4923 (dump_ddrs): Likewise.
4924 (dump_rdg_vertex): Likewise.
4925 (dump_rdg_component): Likewise.
4926 (debug_ddrs): New function.
4927 (access_matrix_get_index_for_parameter): Remove.
4929 2012-03-30 Tristan Gingold <gingold@adacore.com>
4931 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
4932 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
4933 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
4934 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
4935 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
4936 (vms_patch_builtins): Handle new flags
4937 * config/vms/vms-crtlmap.map: Completed using nm on
4938 c and math system libraries.
4939 * config/vms/make-crtlmap.awk: Handle any number of flags.
4941 2012-03-30 Martin Jambor <mjambor@suse.cz>
4943 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4944 is a builtin_stack_save in a dominating BB.
4946 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4948 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4949 crossing 128bit lane boundary.
4951 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
4953 * ira-color.c (setup_left_conflict_sizes_p): Process all
4954 conflicting objects.
4956 2012-03-29 Jakub Jelinek <jakub@redhat.com>
4958 PR tree-optimization/52760
4959 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
4960 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
4962 2012-03-29 Richard Guenther <rguenther@suse.de>
4964 * cgraph.h (cgraph_materialize_all_clones): Remove.
4965 (reset_inline_failed): Likewise.
4966 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
4967 * cgraphbuild.c (reset_inline_failed): Remove.
4968 * rtl.h (cse_main): Remove.
4969 (extended_count): Likewise.
4970 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
4971 (cse_main): Make static.
4972 * combine.c (extended_count): Remove.
4973 (dump_combine_stats): Mark as DEBUG_FUNCTION.
4974 * basic-block.h (reorder_basic_blocks): Remove.
4975 * bb-reorder.c (reorder_basic_blocks): Make static.
4976 * Makefile.in (dse.o): Remove dse.h dependency.
4978 * dse.c (gate_dse): Remove.
4979 (clear_alias_mode_eq): Likewise.
4980 (clear_alias_mode_hash): Likewise.
4981 (dse_record_singleton_alias_set): Likewise.
4982 (dse_invalidate_singleton_alias_set): Likewise.
4984 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
4986 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
4987 crtbegin_so%O%s for -shared.
4988 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
4990 2012-03-29 Richard Guenther <rguenther@suse.de>
4992 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
4993 (add_to_value): Remove.
4994 (print_value_expressions): Likewise.
4995 * tree-ssa-pre.c (add_to_value): Make static.
4996 (print_value_expressions): Likewise.
4997 * gimple.h (gimple_adjust_this_by_delta): Remove.
4998 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
5000 2012-03-29 Richard Guenther <rguenther@suse.de>
5003 * double-int.h (rshift_double): Remove.
5004 * double-int.c (lshift_double): Use absu_hwi to make count positive.
5005 (rshift_double): Make static, take unsigned count argument,
5006 remove handling of negative count argument.
5007 (double_int_rshift): Dispatch to lshift_double.
5009 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
5011 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
5014 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
5015 (SPEC_X32): Likewise.
5016 (MULTILIB_DEFAULTS): Likewise.
5018 * config/i386/i386.c (isa_opts): Remove -m64.
5019 (ix86_target_string): Properly handle -m32/-m64/-mx32.
5020 (ix86_option_override_internal): Properly
5021 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
5022 handle -m32, -m64 and -mx32.
5024 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
5025 with OPTION_ABI_X32. Moved after TARGET_LP64.
5026 (TARGET_LP64): Changed to OPTION_ABI_64.
5028 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
5029 (mx32): Replace ISA_X32 with ABI_X32.
5031 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
5033 * tree.c (tree_size) <VECTOR_CST>: New case.
5035 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
5037 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
5038 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
5040 2012-03-28 Jakub Jelinek <jakub@redhat.com>
5043 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
5044 __builtin_va_start to __builtin_next_arg if the latter is
5045 builtin_decl_explicit_p rather than when it is not.
5048 * tree-vect-generic.c (vector_element): Perform multiplication
5049 for pos in bitsizetype type instead of idx type.
5051 2012-03-28 Richard Guenther <rguenther@suse.de>
5053 * loop-init.c (loop_optimizer_init): If loops are preserved
5054 perform incremental initialization of required loop features.
5055 (loop_optimizer_finalize): If loops are to be preserved only
5056 clean up optional loop features.
5057 (rtl_loop_done): Forcefully free loops here.
5058 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
5059 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
5061 (construct_init_block): Likewise.
5062 (construct_exit_block): Likewise.
5063 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
5064 the CFG after expanding.
5065 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
5066 If we needed to calculate them, free them afterwards.
5067 * tree-pass.h (PROP_loops): New define.
5068 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
5069 * basic-block.h (CLEANUP_CFG_CHANGED): New.
5070 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
5071 (cleanup_cfg): If we did something and have loops around, fix them up.
5072 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
5073 with CLEANUP_CFG_CHANGED.
5074 * cfghooks.c (merge_blocks): If we merge a loop header into
5075 its predecessor, update the loop structure.
5076 (duplicate_block): If we copy a loop latch, adjust loop state
5077 to note we may have multiple latches.
5078 (delete_basic_block): Mark loops for fixup if we remove a loop.
5079 * cfganal.c (forwarder_block_p): Protect loop latches, headers
5081 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
5082 (cfg_layout_can_merge_blocks_p): Likewise.
5083 * cprop.c (bypass_block): If we create a loop with multiple
5084 entries, mark it for removal.
5085 * except.c (emit_to_new_bb_before): Add the new basic-block
5087 * tree-eh.c (lower_resx): Likewise.
5088 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
5089 (expand_omp_taskreg): Likewise.
5090 * tree-inline.c (initialize_cfun): Likewise.
5091 * tree-mudflap.c (add_bb_to_loop): Prototype.
5092 (mf_build_check_statement_for): Properly add new basic-blocks
5094 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
5095 if we remove a loop.
5096 (thread_through_loop_header): Likewise.
5097 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
5098 new basic-blocks to existing loops.
5099 (expand_transaction): Likewise.
5100 * Makefile.in (except.o): Add $(CFGLOOP_H).
5102 (cgraph.o): Likewise.
5103 (cprop.o): Likewise.
5104 (cfgexpand.o): Likewise.
5105 (cfganal.o): Likewise.
5106 (trans-mem.o): Likewise.
5107 (tree-eh.o): Likewise.
5109 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
5112 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
5113 (avr_builtin_decl): New static function.
5114 (struct avr_builtin_description, avr_bdesc): Move up.
5115 Add GTY marker. Add field fndecl. Remove redundant field id.
5116 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
5117 (avr_expand_builtin): Code cleanup because .id is removed.
5119 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
5122 * config.gcc (tm_file): Remove avr/multilib.h.
5124 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
5126 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
5127 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
5128 * config/avr/t-avr: Remove generation of multilib.h.
5129 * config/avr/t-multilib: Regenerate.
5130 * config/avr/multilib.h: Remove.
5131 * config/avr/avr.opt (-msp8): New option.
5132 (avr_sp8): New variable.
5133 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
5134 * config/avr/avr.h (AVR_HAVE_SPH): New define.
5135 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
5136 (avr_device_to_sp8): New prototype.
5137 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
5138 (DRIVER_SELF_SPECS): New define.
5139 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
5140 __AVR_SP8__, __AVR_HAVE_SPH__.
5141 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
5142 AVR_HAVE_8BIT_SP to decide if SP_H is present.
5143 (avr_file_start): Ditto.
5145 2012-03-28 Jakub Jelinek <jakub@redhat.com>
5148 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
5149 instead of 8 in adjust_address.
5151 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
5154 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
5157 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
5160 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
5161 Rearrange conditional logic. Move displacement address calculations
5163 (sh_find_mov_disp_adjust): ... this new function.
5165 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
5167 * config/arm/arm.opt (mapcs): Remove MaskExists.
5168 * config/cris/linux.opt (mno-gotplt): Likewise.
5169 * config/i386/i386.opt (mhard-float): Likewise.
5171 (mno-sse4): Likewise.
5172 * config/m68k/m68k.opt (mhard-float): Likewise.
5173 * config/mep/mep.op (mcop32): Likewise.
5174 * config/pa/pa-hpux.opt (msio): Likewise.
5175 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
5176 * config/picochip/picochip.opt (mlittle): Likewise.
5177 * config/sh/sh.opt (mrenesas): Likewise.
5178 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
5179 * config/sparc/sparc.opt (mhard-float): Likewise.
5180 * config/v850/v850.opt (mv850es): Likewise.
5181 * config/vax/vax.opt (mg-float): Likewise.
5183 2012-03-27 Martin Jambor <mjambor@suse.cz>
5186 * tree-sra.c (sra_modify_assign): Do not call
5187 load_assign_lhs_subreplacements when working with an unscalarizable
5190 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
5193 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
5195 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
5196 * config/i386/i386.c: Include reload.h.
5197 (ix86_legitimize_reload_address): New function.
5199 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
5201 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
5202 hasn't been allocated. Define a target macro for Mask and
5203 InverseMask if it hasn't been defined. Remove MaskExists handling.
5205 * doc/options.texi: Remove MaskExists.
5207 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
5210 * config/sh/sh.c (find_barrier): Add equality check of last_got
5211 to avoid going above orig insn. Update comments.
5213 2012-03-27 Richard Guenther <rguenther@suse.de>
5216 * fold-const.c (try_move_mult_to_index): Handle &x.array more
5219 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
5221 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
5222 of a unit before computing the offset in units.
5223 * expr.c (get_bit_range): Return the null range if the enclosing record
5224 is part of a larger bit field.
5226 2012-03-27 Tristan Gingold <gingold@adacore.com>
5228 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
5229 * config/ia64/ia64.md: Remove mode in template.
5230 Sign extend operand in expand_simple_binop.
5231 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
5232 CASE_VECTOR_MODE instead of TARGET_ILP32.
5233 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
5235 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
5237 * varasm.c (assemble_external): #if 0 out the new assert from the
5238 previous commit, it breaks the Java and Go front ends.
5240 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
5242 * toplev.c (check_global_declaration_1): Do not call assemble_external.
5243 * expr.c (emit_block_move_libcall_fn): Likewise.
5244 (clear_storage_libcall_fn): Likewise.
5245 (expand_expr_addr_expr_1): Likewise.
5246 (expand_expr_real_1): Likewise.
5247 * calls.c (rtx_for_function_call): Likewise.
5249 * varasm.c (assemble_external): Assert this function is only called
5250 during or after expanding to RTL.
5252 2012-03-26 Martin Jambor <mjambor@suse.cz>
5254 PR tree-optimization/50052
5255 * tree-sra.c (tree_non_aligned_mem_p): Removed.
5256 (tree_non_aligned_mem_for_access_p): Likewise.
5257 (build_accesses_from_assign): Removed strict alignment requirements
5259 (access_precludes_ipa_sra_p): Likewise.
5261 2012-03-26 Richard Guenther <rguenther@suse.de>
5263 PR tree-optimization/52701
5264 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
5265 compute and set the evolution part of PHI nodes.
5267 2012-03-26 Richard Guenther <rguenther@suse.de>
5269 PR tree-optimization/52721
5270 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
5272 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
5274 PR tree-optimization/52686
5275 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
5278 2012-03-26 Tristan Gingold <gingold@adacore.com>
5280 * config/alpha/vms.h (LINK_SPEC): Simplify.
5281 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
5282 (NAME__MAIN, SYMBOL__MAIN): Remove.
5283 (VMS_DEBUG_MAIN_POINTER): Remove.
5284 * config/ia64/vms.h: Likewise.
5285 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
5286 code to vms.c. Call vms_start_function.
5287 * config/ia64/ia64.c (ia64_start_function): Likewise.
5288 * config/vms/vms-protos.h (vms_start_function): Declare.
5289 * config/vms/vms.c (vms_start_function): New function.
5290 * config/vms/vms.h (MATH_LIBRARY): Define.
5291 (VMS_DEBUG_MAIN_POINTER): Define.
5293 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
5295 PR rtl-optimization/52629
5296 * reload1.c (count_pseudo): Short-circuit common case.
5297 (count_spilled_pseudo): Return early for pseudos without hard regs.
5298 Assert that the pseudo has got a hard reg before manipulating it.
5300 2012-03-24 Jan Hubicka <jh@suse.cz>
5303 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
5304 (decide_is_variable_needed): Do not handle toplevel reorder here.
5305 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
5306 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
5309 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5311 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
5312 and str_bitsize instead of more convoluted expressions.
5314 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5317 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
5319 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5322 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
5324 2012-03-23 Martin Jambor <mjambor@suse.cz>
5326 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
5328 2012-03-23 Richard Guenther <rguenther@suse.de>
5330 PR tree-optimization/52678
5331 * tree-vectorizer.h (struct _stmt_vec_info): Add
5332 loop_phi_evolution_part member.
5333 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
5334 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
5335 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
5336 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5337 Use the cached evolution part and the PHI nodes value from
5338 the loop preheader edge instead of re-analyzing the evolution.
5340 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5342 * config/mips/mips-tables.opt: Update.
5343 * config/mips/mips.md (processor): Add xlp.
5344 * config/mips/mips-cpus.def: Add xlp.
5345 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
5347 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
5348 * doc/invoke.texi: Mention XLP.
5350 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5353 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
5354 on any new_local_var_chain vars declared during recursing on
5355 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
5357 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
5359 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
5360 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
5361 (ASM_OUTPUT_LOCAL): Ditto.
5362 (ASM_OUTPUT_COMMON): Remove.
5363 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
5364 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
5366 2012-03-22 Jan Hubicka <jh@suse.cz>
5369 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
5371 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
5372 * ipa-inline-transform.c (save_inline_function_body): Remove
5373 copied clone if needed.
5374 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
5376 2012-03-22 Richard Guenther <rguenther@suse.de>
5379 * fold-const.c (fold_ternary_loc): Fix typo.
5381 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5384 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
5385 (unspecv): Add UNSPECV_MEMORY_BARRIER.
5386 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
5387 (delay_cycles_1, delay_cycles_2): Ditto.
5388 (delay_cycles_3, delay_cycles_4): Ditto.
5389 (nopv, *nopv): Ditto.
5390 (sleep, *sleep): Ditto.
5393 2012-03-22 Richard Guenther <rguenther@suse.de>
5395 PR tree-optimization/52548
5396 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
5397 because of clobbers.
5398 (prune_clobbered_mems): New function.
5399 (compute_antic_aux): Use it to prune ANTIC_OUT.
5400 (compute_partial_antic_aux): Use it to prune PA_IN.
5401 (compute_avail): Only insert expressions into EXP_GEN that are not
5402 invalidated when translated up to the beginning of the block.
5404 2012-03-22 Richard Guenther <rguenther@suse.de>
5406 PR tree-optimization/52638
5407 * tree-vect-stmts.c (vect_init_vector_1): New function, split
5409 (vect_init_vector): ... here. Handle scalar vector inits.
5410 (vect_get_vec_def_for_operand): Adjust.
5411 (vectorizable_load): Likewise.
5413 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
5415 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
5416 (alpha*-*-freebsd*): Ditto.
5417 (alpha*-*-netbsd*): Ditto.
5418 (alpha*-*-openbsd*): Ditto.
5419 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
5420 (DWARF2_DEBUGGING_INFO): Remove.
5421 (PREFERRED_DEBUGGING_TYPE): Remove.
5422 (ASM_FINAL_SPEC): Remove.
5423 (IDENT_ASM_OP): Remove.
5424 (ASM_OUTPUT_IDENT): Remove.
5425 (SKIP_ASM_OP): Remove.
5426 (ASM_OUTPUT_SKIP): Remove.
5427 (ALIGN_ASM_OP): Remove.
5428 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
5429 (ASM_OUTPUT_CASE_LABEL): Remove.
5430 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
5431 (COMMON_ASM_OP): Remove.
5432 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
5433 (ASCII_DATA_ASM_OP): Remove.
5434 (READONLY_DATA_SECTION_ASM_OP): Remove.
5435 (INIT_SECTION_ASM_OP): Remove.
5436 (FINI_SECTION_ASM_OP): Remove.
5437 (ASM_SECTION_START_OP): Remove.
5438 (ASM_OUTPUT_SECTION_START_FILE): Remove.
5439 (TARGET_ASM_NAMED_SECTION): Remove.
5440 (TARGET_ASM_SELECT_SECTION): Remove.
5441 (MAKE_DECL_ONE_ONLY): Remove.
5442 (TYPE_ASM_OP): Remove.
5443 (SIZE_ASM_OP): Remove.
5444 (ASM_WEAKEN_LABEL): Remove.
5445 (TYPE_OPERAND_FMT): Remove.
5446 (ASM_DECLARE_RESULT): Remove.
5447 (ASM_DECLARE_OBJECT_NAME): Remove.
5448 (ASM_FINISH_DECLARE_OBJECT): Remove.
5449 (ELF_ASCII_ESCAPES): Remove.
5450 (ELF_STRING_LIMIT): Remove.
5451 (STRING_ASM_OP): Remove.
5452 (ASM_OUTPUT_EXTERNAL): Remove.
5453 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
5454 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
5456 (ASM_DECLARE_FUNCTION_NAME): Ditto.
5457 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
5458 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
5459 (ASM_OUTPUT_SKIP): Ditto.
5460 (READONLY_DATA_SECTION_ASM_OP): Remove.
5461 (USER_LABEL_PREFIX): Remove.
5462 (ASM_OUTPUT_ASCII): Remove.
5463 (ASM_OUTPUT_CASE_LABEL): Remove.
5464 (NO_DOLLAR_IN_LABEL): Undefine.
5466 2012-03-22 Richard Guenther <rguenther@suse.de>
5468 PR tree-optimization/52459
5469 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
5470 PHI insertion for calls.
5472 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
5474 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
5475 find_sets_in_insn, canonicalize_insn): Split out from ...
5476 (cse_insn): ... here.
5477 (invalidate_from_clobbers): Take an insn instead of the pattern.
5479 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
5482 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
5483 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
5484 * config/sh/sh.md (sindf2, cosdf2): Remove.
5486 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
5489 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
5490 prologue for unwinder and profiler.
5492 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
5494 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
5495 Introduce emul_name to select the right linker emulation for
5496 powerpc64-*-freebsd*.
5497 * configure: Regenerate.
5498 * config.gcc: Add bits to support powerpc64-*-freebsd*.
5499 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
5500 * config/rs6000/freebsd64.h: New file.
5501 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
5503 (rs6000_savres_strategy): Likewise.
5504 (rs6000_savres_routine_name): Likewise.
5505 (rs6000_elf_file_end): Likewise.
5506 * config/rs6000/t-freebsd64: New file.
5507 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
5508 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
5510 * config/rs6000/freebsd64.h: Remove duplicated entries from last
5512 * config/rs6000/t-freebsd64: Likewise.
5514 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
5516 PR rtl-optimization/52543
5518 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
5519 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
5520 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
5521 (avr_load_libgcc_p): Restrict to __flash loads.
5522 (avr_out_lpm): Only handle 1-byte loads from __flash.
5523 (avr_load_lpm): New function.
5524 (avr_find_unused_d_reg): Remove.
5525 (avr_out_lpm_no_lpmx): Remove.
5526 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
5527 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
5528 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
5529 (load_<mode>, load_<mode>_clobber): New insns.
5530 (mov<mode>): For multi-byte move from non-generic
5531 16-bit address spaces: Expand to load_<mode> resp.
5532 load_<mode>_clobber.
5533 (load<mode>_libgcc): Remove expander.
5534 (split-lpmx): Remove split.
5536 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
5538 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
5539 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
5540 All callers changed.
5541 (Fixed_core_reg): New feature.
5542 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
5544 * neon-testgen.ml: Handle Fixed_core_reg.
5546 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
5548 * config/arm/arm.c (thumb2_reorg): Add complete support
5549 for 16-bit instructions.
5550 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
5552 2012-03-21 Richard Guenther <rguenther@suse.de>
5554 PR tree-optimizer/52636
5555 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
5556 to the appropriate type.
5558 2012-03-21 Richard Guenther <rguenther@suse.de>
5560 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
5562 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
5563 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5564 * passes.c (init_optimization_passes): Remove pass_init_function,
5565 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5566 * tree-pass.h (pass_init_function): Remove.
5567 (pass_jump): Remove.
5568 (pass_initial_value_sets): Remove.
5569 (pass_unshare_all_rtl): Remove.
5570 * integrate.c (pass_initial_value_sets): Remove.
5571 * emit-rtl.c (pass_unshare_all_rtl): Remove.
5572 * tree.h (init_function_for_compilation): Remove.
5573 * function.c (init_function_for_compilation): Remove.
5574 (pass_init_function): Remove.
5575 * cfgcleanup.c (rest_of_handle_jump): Remove.
5576 (pass_jump): Remove.
5578 2012-03-20 Jason Merrill <jason@redhat.com>
5580 * tree-streamer-in.c (streamer_alloc_tree): Call
5581 ggc_alloc_zone_cleared_tree_node instead of
5582 ggc_alloc_zone_cleared_tree_node_stat.
5584 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
5586 * doc/extend.texi (Template Instantiation): Remove anachronisms.
5588 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5591 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
5592 (ix86_expand_vec_perm_const_1): Call it.
5594 * config/i386/i386.c (vselect_insn): New variable.
5595 (init_vselect_insn): New function.
5596 (expand_vselect, expand_vselect_insn): Add testing_p argument.
5597 Call init_vselect_insn if vselect_insn is NULL. Adjust
5598 PATTERN (vselect_insn), instead of creating a new insn each time,
5599 only emit a copy of it if not testing and recog has been successful.
5600 (expand_vec_perm_pshufb, expand_vec_perm_1,
5601 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
5605 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
5606 ("enabled" attribute): Handle avx2 and noavx2 isas.
5607 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
5609 (vec_dup<mode>): Add avx2 =x,x alternative.
5610 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
5611 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
5612 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
5613 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
5615 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
5616 if possible, handle also V8SFmode.
5618 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
5620 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
5621 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
5622 reg_or_zero_operand predicate.
5623 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
5625 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5627 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
5628 If operand isn't UNSPEC, return 0.
5630 2012-03-20 Richard Guenther <rguenther@suse.de>
5632 * tree-pass.h (pass_rtl_eh): Remove.
5633 * except.c (gate_handle_eh): Likewise.
5634 (rest_of_handle_eh): Likewise.
5635 (pass_rtl_eh): Likewise.
5636 (finish_eh_generation): Export.
5637 * except.h (finish_eh_generation): Declare.
5638 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
5639 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
5640 after expanding stack alignment. Instead of compacting blocks
5643 2012-03-20 Richard Guenther <rguenther@suse.de>
5645 * stor-layout.c (finish_bitfield_representative): Fallback
5646 to conservative maximum size if the padding up to the next
5647 field cannot be computed as a constant.
5648 (finish_bitfield_layout): If we cannot compute the distance
5649 between the start of the bitfield representative and the
5650 bitfield member start a new representative.
5651 * expr.c (get_bit_range): The distance between the start of
5652 the bitfield representative and the bitfield member is zero
5653 if the field offsets are not constants.
5655 2012-03-20 Tristan Gingold <gingold@adacore.com>
5657 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
5658 convert in lowercase.
5659 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
5660 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
5661 * stor-layout.c (sizetype_tab): Adjust.
5662 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
5663 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
5664 instead of type_kind_last.
5665 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
5666 instead of size_int_kind.
5667 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
5668 * doc/tm.texi: Regenerate.
5669 * defaults.h (SIZETYPE): Provide a default value.
5670 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
5673 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
5675 * config/sh/sh.md: Use braced string notation where applicable.
5677 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5679 * config/i386/i386.md (allocate_stack): Simplify.
5681 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5683 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
5684 copy_to_mode_reg (Pmode, ...).
5685 (expand_builtin_frame_address): Ditto.
5686 * expr.c (emit_block_move_via_libcall): Ditto.
5687 (set_storage_via_libcall): Ditto.
5689 * config/i386/i386.c (ix86_expand_movmem): Ditto.
5690 (ix86_expand_setmem): Ditto.
5691 (ix86_trampoline_init): DItto.
5692 * config/i386/i386.md (cmpstrnsi): Ditto.
5694 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
5696 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
5697 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
5698 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
5699 (SH Options): Likewise.
5701 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5703 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
5704 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
5705 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
5706 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
5707 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
5710 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5712 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5713 * config/i386/i386.c (ix86_decompose_address): Use
5714 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5715 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5716 thread pointer to a register.
5719 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
5721 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
5722 if Pmode != word_mode.
5723 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
5724 Pmode == SImode for TARGET_X32.
5726 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
5727 (tls_initial_exec_x32): Likewise.
5729 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
5732 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
5733 DISP_ADDR_OFFSET): New macros.
5734 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
5735 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
5736 (sh_legitimize_address): Add QImode displacement handling.
5737 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
5739 (sh_secondary_reload): Add QImode displacement handling.
5740 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
5741 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
5742 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
5743 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
5744 to register operands only.
5745 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
5746 (extendqihi2): Change insn to expander.
5747 (*extendqihi2_compact_reg): New insn.
5748 (movqi_i, movqi): Replace with ...
5749 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
5750 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
5751 Add new peepholes for QImode displacement addressing.
5753 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
5756 * doc/invoke.texi: Document -Wuseless-cast.
5758 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
5760 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
5761 * tree.h (handled_component_p): Reorder cases.
5762 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
5763 not initialize unsignedp.
5764 (loc_list_from_tree): Likewise.
5765 (fortran_common): Likewise.
5766 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5768 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5770 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
5771 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
5772 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
5773 (ix86_split_long_move): Ditto.
5774 (legitimize_tls_address): Use ix86_gen_sub3.
5775 (construct_plt_address): Assert that Pmode == DImode.
5777 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
5779 * config/i386/i386.md: Remove empty predicates and/or constraints.
5780 * config/i386/sync.md: Ditto.
5781 * config/i386/sse.md: Ditto.
5782 * config/i386/mmx.md: Ditto.
5783 * config/i386/pentium.md: Ditto.
5784 * config/i386/athlon.md: Ditto.
5786 2012-03-16 Richard Guenther <rguenther@suse.de>
5788 PR tree-optimization/52603
5789 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
5793 2012-03-14 Richard Guenther <rguenther@suse.de>
5795 PR tree-optimization/52571
5796 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5797 flag_section_anchors check ...
5798 (vect_can_force_dr_alignment_p): ... here.
5800 2012-03-16 Martin Jambor <mjambor@suse.cz>
5802 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
5803 memory through MEM_REFs by calling extract_bit_field.
5805 2012-03-16 Richard Guenther <rguenther@suse.de>
5807 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
5808 and REFERENCE_TYPE interpretations.
5809 (can_native_interpret_type_p): New function.
5810 (fold_ternary_loc): Use native encode/interpret to fold
5811 BIT_FIELD_REFs of constants.
5813 2012-03-16 Richard Guenther <rguenther@suse.de>
5816 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
5817 of vector constants and constructors.
5819 2012-03-16 Richard Guenther <rguenther@suse.de>
5821 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5822 VIEW_CONVERT_EXPR to convert constants.
5823 (vect_is_simple_use): Treat all constants as vec_constant_def.
5825 2012-03-16 Richard Guenther <rguenther@suse.de>
5826 Kai Tietz <ktietz@redhat.com>
5829 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
5830 side-effects completely in the pre-queue and use a temporary
5833 2012-03-16 Richard Guenther <rguenther@suse.de>
5835 * stor-layout.c (finish_bitfield_representative): Fall back
5836 to the conservative maximum size if we cannot compute the
5837 size of the tail padding.
5839 2012-03-16 Tristan Gingold <gingold@adacore.com>
5841 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5842 __CRTL_VER and __VMS_VER.
5843 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
5844 and vms_c_get_vms_ver.
5845 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
5847 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
5848 (VMS_DEFAULT_VMS_VER): Define.
5849 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
5850 (VMS_DEFAULT_VMS_VER): Define.
5852 2012-03-16 Richard Guenther <rguenther@suse.de>
5854 * tree-vect-loop.c (get_initial_def_for_induction): Use
5855 build_constructor directly.
5856 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5857 build_vector_from_val.
5858 * tree.c (build_vector_from_val): Avoid creating a constructor
5859 first when we want a constant vector.
5861 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5863 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5865 2012-03-16 Richard Guenther <rguenther@suse.de>
5867 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
5868 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
5869 (struct tree_vector): Remove elements member, add variable size
5871 (build_vector_stat): Declare.
5872 (build_vector): Define in terms of build_vector_stat.
5873 * tree.c (build_vector): Rename to ...
5874 (build_vector_stat): ... this. Take array of trees as parameter.
5875 (build_vector_from_ctor): Adjust.
5876 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
5877 initializer_zerop): Adjust.
5878 * cfgexpand.c (expand_debug_expr): Likewise.
5879 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
5880 const_vector_from_tree): Likewise.
5881 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
5882 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
5883 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
5884 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
5885 (lto_input_ts_vector_tree_pointers): Adjust.
5886 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
5887 (write_ts_vector_tree_pointers): Adjust.
5888 * varasm.c (const_hash_1, compare_constant, copy_constant,
5889 output_constant): Adjust.
5890 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
5891 * print-tree.c (print_node): Adjust.
5892 * tree-pretty-print.c (dump_generic_node): Adjust.
5893 * tree-vect-generic.c (uniform_vector_p, vector_element,
5894 lower_vec_perm): Adjust.
5895 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
5896 * tree-vect-slp.c (vect_get_constant_vectors,
5897 vect_transform_slp_perm_load): Adjust.
5898 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
5899 * expmed.c (make_tree): Adjust.
5900 * config/i386/i386.c (ix86_expand_builtin): Adjust.
5901 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
5903 (sparc_fold_builtin): Adjust.
5905 2012-03-16 Tristan Gingold <gingold@adacore.com>
5907 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
5908 * config/vms/vms-stdint.h: New file.
5910 2012-03-16 Tristan Gingold <gingold@adacore.com>
5912 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
5913 (ia64-hp-*vms*): Replaced by ...
5914 (*-*-*vms*): ... This new entry.
5916 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5919 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
5920 (ix86_expand_vec_perm_const_1): Use it.
5923 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
5924 (avx2_permv4df): Remove.
5925 (avx2_permv4di): Macroize into...
5926 (avx2_perm<mode>): ... this using VI8F_256 iterator.
5927 (avx2_permv4di_1): Macroize into...
5928 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
5930 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
5932 * combine.c (apply_distributive_law): Do not distribute SUBREG.
5934 2012-03-15 Ira Rosen <irar@il.ibm.com>
5935 Ulrich Weigand <ulrich.weigand@linaro.org>
5937 * tree-vect-patterns.c (widened_name_p): Rename to ...
5938 (type_conversion_p): ... this. Add new argument to determine
5939 if it's a promotion or demotion operation. Check for
5940 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
5941 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
5943 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
5944 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
5946 (vect_recog_mixed_size_cond_pattern): Likewise and allow
5947 non-constant then and else clauses.
5949 2012-03-15 Ira Rosen <irar@il.ibm.com>
5950 Ulrich Weigand <ulrich.weigand@linaro.org>
5952 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
5953 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
5955 * tree-vect-patterns.c (widened_name_p): Pass basic block
5956 info to vect_is_simple_use.
5957 (vect_recog_dot_prod_pattern): Fail for basic blocks.
5958 (vect_recog_widen_sum_pattern): Likewise.
5959 (vect_handle_widen_op_by_const): Support basic blocks.
5960 (vect_operation_fits_smaller_type,
5961 vect_recog_over_widening_pattern): Likewise.
5962 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
5963 Update call to vect_is_simple_use.
5964 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
5966 (check_bool_pattern): Add an argument, update call to
5967 vect_is_simple_use and the recursive calls.
5968 (vect_recog_bool_pattern): Update relevant function calls.
5970 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
5971 (vect_pattern_recog_1): Check for reduction only in loops.
5972 (vect_pattern_recog): Add new argument. Support basic blocks.
5973 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
5974 info to vect_is_simple_use_1.
5975 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
5976 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
5978 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5979 Andrew Pinski <apinski@cavium.com>
5982 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5983 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5984 calls instead of __builtin_ir{int,ound}*.
5986 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5988 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
5991 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5993 * config.gcc (target_type_format_char): New. Document it. Set it for
5995 * configure.ac (gnu_unique_option): Use target_type_format_char
5996 in test. Comment rationale.
5997 * configure: Regenerate .
5999 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6001 PR tree-optimization/52267
6002 * tree-vrp.c (masked_increment): New function.
6003 (register_edge_assert_for_2): Derive ASSERT_EXPRs
6004 from (X & CST1) cmp CST2 tests.
6006 2012-03-15 Richard Guenther <rguenther@suse.de>
6009 * tree-data-ref.c (subscript_dependence_tester_1): Check
6010 all dimensions for non-conflicting access functions.
6012 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6015 * doc/invoke.texi [C++ Language Options]: Document
6016 -ftemplate-backtrace-limit.
6018 2012-03-15 Tristan Gingold <gingold@adacore.com>
6020 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
6023 2012-03-15 Tristan Gingold <gingold@adacore.com>
6025 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
6026 use DW_OP_call_frame_cfa.
6028 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
6031 * config/i386/i386-opts.h (pmode): New.
6033 * config/i386/i386.c (ix86_option_override_internal): Properly
6034 check and set ix86_pmode.
6036 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
6038 * config/i386/i386.opt (maddress-mode=): New.
6040 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
6042 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6044 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
6045 (dwarf2out_do_cfi_asm): Likewise.
6046 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
6048 (add_data_member_location_attribute): Likewise.
6049 (gen_array_type_die): Likewise.
6050 (gen_subprogram_die): Likewise.
6051 (gen_producer_string): Likewise.
6052 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
6053 Remove MIPS_DEBUGGING_INFO handling.
6054 (sdb_debug_hooks): Likewise.
6055 (sdbout_begin_block): Likewise.
6056 (sdbout_end_block): Likewise.
6057 (sdbout_begin_prologue): Likewise.
6058 (sdbout_start_source_file): Likewise.
6059 (sdbout_end_source_file): Likewise.
6060 (sdbout_init): Likewise.
6061 * system.h (MIPS_DEBUGGING_INFO): Poison.
6063 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6065 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
6066 (alpha_file_start) [MS_STAMP]: Remove.
6068 * config/alpha/elf.h (TARGET_GAS): Remove.
6069 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
6070 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
6071 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
6072 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
6073 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
6074 (alpha*-*-freebsd*): Likewise.
6075 (alpha*-*-netbsd*): Likewise.
6076 (alpha*-*-openbsd*): Likewise.
6077 (alpha*-*-*): Remove target_cpu_default2.
6078 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
6080 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
6081 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
6082 * config/alpha/alpha.c (print_operand): Always assume
6083 TARGET_AS_SLASH_BEFORE_SUFFIX.
6084 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
6085 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
6086 ("*builtin_setjmp_receiver_er_1"): Remove.
6087 * config/alpha/alpha.opt (malpha-as): Remove.
6089 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
6091 Remove DEC Unix reference.
6093 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
6094 (EXTENDED_COFF): Remove.
6095 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
6096 (EXTENDED_COFF): Don't undef.
6097 * config/alpha/alpha.c (alpha_file_start): Always assume
6099 Don't set targetm.asm_file_start_file_directive.
6100 [!OBJECT_FORMAT_ELF]: Remove.
6101 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
6103 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
6104 (DBX_DEBUGGING_INFO): Remove.
6105 (MIPS_DEBUGGING_INFO): Remove.
6106 (PREFERRED_DEBUGGING_TYPE): Remove.
6107 (DBX_OUTPUT_SOURCE_LINE): Remove.
6108 (SDB_OUTPUT_SOURCE_LINE): Remove.
6109 (DBX_CONTIN_LENGTH): Remove.
6110 (NO_DBX_FUNCTION_END): Remove.
6111 (ASM_STABS_OP): Remove.
6112 (ASM_STABN_OP): Remove.
6113 (ASM_STABD_OP): Remove.
6114 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
6115 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
6116 (PUT_SDB_DEF): Remove.
6117 (PUT_SDB_PLAIN_DEF): Remove.
6118 (PUT_SDB_TYPE): Remove.
6119 (sdb_label_count): Remove.
6120 (PUT_SDB_BLOCK_START): Remove.
6121 (PUT_SDB_BLOCK_END): Remove.
6122 (PUT_SDB_FUNCTION_START): Remove.
6123 (PUT_SDB_FUNCTION_END): Remove.
6124 (PUT_SDB_EPILOGUE_END): Remove.
6125 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
6126 (MIPS_DEBUGGING_INFO): Don't undef.
6127 (DBX_DEBUGGING_INFO): Don't undef.
6128 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
6129 (MIPS_DEBUGGING_INFO): Don't undef.
6130 (DBX_DEBUGGING_INFO): Don't undef.
6131 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
6132 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
6134 (alpha_start_function): Likewise.
6135 (sdb_label_count): Remove.
6136 (alpha_output_filename): Remove DBX_DEBUG handling.
6137 (alpha_file_start): Likewise.
6139 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6141 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
6142 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
6143 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
6145 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
6146 (ld_tls_support): Remove Solaris 8 references.
6147 (lwp_dir, lwp_spec): Remove support for alternate thread library.
6148 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
6149 * configure: Regenerate.
6150 * config.in: Regenerate.
6152 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
6153 * config/i386/sol2.h: Remove Solaris 8 references.
6155 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
6156 (i?86-*-solaris2.9): ... this.
6157 Remove Solaris 8 references.
6158 (Specific, *-*-solaris2*): Document Solaris 8 removal.
6159 Remove Solaris 8 references.
6161 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6163 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
6164 (mips-sgi-irix6.5*): Remove.
6165 * config.host (mips-sgi-irix*): Remove.
6166 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
6167 (set_have_as_tls): Remove *-*-irix6*.
6168 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
6169 * configure: Regenerate.
6171 * config/mips/iris6.h: Remove.
6172 * config/mips/iris6.opt: Remove.
6173 * config/mips/t-irix6: Remove.
6175 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
6176 (TARGET_IRIX6): Remove.
6177 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
6178 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
6179 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
6181 (mips_file_start): Likewise.
6182 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
6184 * config/mips/driver-native.c [__sgi__]: Remove.
6185 (host_detect_local_cpu) [__sgi__]: Remove.
6187 * config/mips/gnu-user.h: Remove iris5.h reference.
6189 * config/mips/mips-modes.def: Remove IRIX 6 reference.
6190 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
6191 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
6194 * gcc.c (main): Move asm_debug initialization ...
6195 (asm_debug): ... here.
6197 * ginclude/stddef.h (__STDDEF_H__): Don't define.
6199 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
6200 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
6201 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
6202 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
6203 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
6204 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
6206 * doc/tm.texi: Regenerate.
6208 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
6210 (MIPS Options, -march): Remove IRIX reference.
6211 * doc/install.texi (Binaries, SGI IRIX): Remove.
6212 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
6214 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
6216 2012-03-14 Martin Jambor <mjambor@suse.cz>
6218 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
6219 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
6220 (expand_expr_real_1): Do not handle misalignment if modifier is
6223 2012-03-14 Richard Guenther <rguenther@suse.de>
6226 * tree-vect-generic.c (type_for_widest_vector_mode): Take
6227 element type instead of mode, use build_vector_type_for_mode
6228 instead of the langhook, build a vector of proper signedness.
6229 (expand_vector_operations_1): Adjust.
6231 2012-03-14 Richard Guenther <rguenther@suse.de>
6234 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
6235 a cgraph node for a FUNCTION_DECL that comes from a constructor.
6236 (gimple_get_virt_method_for_binfo): Likewise.
6238 2012-03-14 Richard Guenther <rguenther@suse.de>
6240 PR tree-optimization/52571
6241 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
6242 flag_section_anchors check ...
6243 (vect_can_force_dr_alignment_p): ... here. Do not re-align
6244 DECL_COMMON variables.
6246 2012-03-14 Richard Guenther <rguenther@suse.de>
6248 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
6249 * stor-layout.c (start_bitfield_representative): New function.
6250 (finish_bitfield_representative): Likewise.
6251 (finish_bitfield_layout): Likewise.
6252 (finish_record_layout): Call finish_bitfield_layout.
6253 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
6254 for QUAL_UNION_TYPE fields.
6255 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6256 Stream DECL_BIT_FIELD_REPRESENTATIVE.
6257 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6262 * expr.c (get_bit_range): Unconditionally extract bitrange
6263 from DECL_BIT_FIELD_REPRESENTATIVE.
6264 (expand_assignment): Adjust call to get_bit_range.
6266 2012-03-14 Richard Guenther <rguenther@suse.de>
6269 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
6270 the outermost conversion is a sign-change only.
6271 (fold_binary_loc): Disregard widening and sign-changing
6272 conversions when we determine if two variables are equal
6274 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
6275 (T1)x if the outermost conversion is a sign-change only.
6277 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
6280 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
6282 * config/i386/predicates.md (constant_call_address_operand): Declare
6283 as special predicate. Update all uses.
6285 2012-03-13 Jakub Jelinek <jakub@redhat.com>
6288 * c-parser.c (c_parser_postfix_expression)
6289 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
6291 * config/i386/smmintrin.h: Avoid /* within a comment.
6292 * config/i386/nmmintrin.h: Likewise.
6294 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6296 * config/i386/i386.md (xbegin): Remove constraint from expander.
6298 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6300 * config/i386/predicates.md (constant_call_address_operand): Declare
6301 as special predicate. Update all uses.
6302 * config/i386/i386.md: Remove mode from constant_call_address_operand
6304 * config/i386/i386.c (ix86_output_call_insn): Call
6305 constant_call_address_operand with VOIDmode.
6307 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6309 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
6310 AND zero extended address correctly.
6312 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6314 * config/i386/predicates.md (tls_symbolic_operand): Declare as
6316 (tls_modbase_operand): Ditto.
6317 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
6318 tls_modbase_operand predicates.
6320 2012-03-13 Martin Jambor <mjambor@suse.cz>
6322 * expr.c (expand_assignment): Handle misaligned scalar writes to
6323 memory through top-level MEM_REFs by calling store_bit_field.
6325 2012-03-13 Richard Guenther <rguenther@suse.de>
6328 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
6329 if Y is a constant multiple of 1 << CST.
6331 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
6334 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
6335 offset (size) to a value the insns can deal with.
6336 (expand_epilogue): Ditto.
6338 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6340 * config/arm/neon.ml (ops): Fixup expected instructions for
6341 unsigned vector compares.
6343 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6345 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
6346 addresses only when %reg is not in word mode.
6348 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6350 * config/microblaze/microblaze.md: Fix typo.
6351 * tree-if-conv.c: Likewise.
6352 * tree-vect-patterns.c: Likewise.
6354 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6356 * config.gcc (extra_passes): Remove.
6357 * configure.ac (extra_passes): Don't substitute.
6358 * configure: Regenerate.
6359 * Makefile.in (EXTRA_PASSES): Remove.
6360 (GCC_PASSES): Remove $(EXTRA_PASSES).
6361 (MOSTLYCLEANFILES): Likewise.
6363 (install-common): Likewise.
6365 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6367 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
6368 * config/i386/i386.c (ix86_decompose_address): Use
6369 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
6370 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
6371 thread pointer to a register.
6373 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6375 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
6376 on tls_symbolic_operand.
6377 (tls_global_dynamic_64_<mode>): Likewise.
6379 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6382 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
6383 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
6385 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6388 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
6389 type from reg_class_t to enum reg_class.
6390 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
6392 2012-03-12 Andrew Pinski <apinski@cavium.com>
6394 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
6395 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
6396 (value_replacement): Likewise.
6397 (empty_block_p): Check also if the PHIs for the block are empty.
6399 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6402 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
6403 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
6404 r184615 from 2012-02-28.
6406 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6408 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
6409 (ix86_gen_tls_local_dynamic_base_64): Likewise.
6410 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
6411 and ix86_gen_tls_local_dynamic_base_64.
6412 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
6413 ix86_gen_tls_local_dynamic_base_64.
6415 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
6416 (*tls_global_dynamic_64_<mode>): This.
6417 (tls_global_dynamic_64): Renamed to ...
6418 (tls_global_dynamic_64_<mode>): This.
6419 (*tls_local_dynamic_base_64): Renamed to ...
6420 (*tls_local_dynamic_base_64_<mode>): This.
6421 (tls_local_dynamic_base_64): Renamed to ...
6422 (tls_local_dynamic_base_64_<mode>): This.
6424 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6426 * config/i386/i386.c (ix86_option_override_internal): Properly
6427 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
6428 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
6429 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
6430 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
6432 * config/i386/sse.md (sse3_monitor64): Renamed to ...
6433 (sse3_monitor64_<mode>): This.
6435 2012-03-12 Tristan Gingold <gingold@adacore.com>
6437 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
6438 (ia64_function_arg_advance): Ditto.
6440 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6442 * config.gcc (mips*-*-openbsd*): Remove.
6443 * config/mips/openbsd.h: Remove.
6444 * config/mips/sdb.h: Remove.
6446 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
6447 * config/mips/mips.c (sdb_label_count): Remove.
6448 (mips_debugger_offset): Remove #if 0 code.
6449 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
6450 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
6452 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6454 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
6456 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
6457 Update binutils references.
6458 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
6459 Update binutils reference.
6460 Update Sun as/GNU ld caveat.
6461 Document binutils largefile requirement for LTO plugin.
6462 Remove reference to alternate libpthread.
6464 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6466 * config.gcc (alpha*-dec-osf5.1*): Remove.
6467 * config.host (alpha*-dec-osf*): Remove.
6468 * configure.ac (*-*-osf*): Remove.
6469 (alpha*-dec-osf*): Remove.
6470 * configure: Regenerate.
6472 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
6473 config/alpha/va_list.h, config/alpha/x-osf: Remove.
6475 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
6476 * config/alpha/alpha.c (struct machine_function): Update comment.
6477 (alpha_start_function): Remove Tru64 UNIX as handling for
6479 * config/alpha/alpha.md ("exception_receiver"): Remove
6480 TARGET_LD_BUGGY_LDGP.
6481 ("*exception_receiver_2"): Likewise.
6482 * except.c (finish_eh_generation): Remove Tru64 reference.
6483 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
6484 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
6485 * target.def (handle_pragma_extern_prefix): Remove.
6487 * Makefile.in (mips-tfile.o-warn): Remove.
6488 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
6489 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
6490 * mips-tdump.c, mips-tfile.c: Remove.
6492 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
6494 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
6495 (Specific, alpha*-dec-osf5.1): Note removal.
6496 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
6498 * doc/tm.texi: Regenerate.
6499 * doc/trouble.texi (Cross-Compiler Problems): Remove.
6501 2012-03-12 Richard Guenther <rguenther@suse.de>
6503 * config/arm/arm.c (neon_dereference_pointer): Do not call
6504 covert during RTL expansion.
6506 2012-03-12 Tristan Gingold <gingold@adacore.com>
6508 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
6509 Options. Mention -mpointer-size.
6511 2012-03-12 Richard Guenther <rguenther@suse.de>
6513 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
6514 build_nonstandard_integer_type.
6516 2012-03-12 Richard Guenther <rguenther@suse.de>
6518 * tree.c (signed_or_unsigned_type_for): Use
6519 build_nonstandard_integer_type.
6520 (signed_type_for): Adjust documentation.
6521 (unsigned_type_for): Likewise.
6522 * tree-pretty-print.c (dump_generic_node): Use standard names
6523 for non-standard integer types if available.
6525 2012-03-12 Tristan Gingold <gingold@adacore.com>
6527 * config/vms/vms.opt: Add vms-opts.h header.
6528 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
6530 (-mvms-return-codes): Document.
6531 (-mpointer-size): New option.
6532 (vms_pointer_size): Add enumeration.
6533 * config/vms/vms-opts.h: New file.
6534 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
6535 __INITIAL_POINTER_SIZE.
6536 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
6537 (C_COMMON_OVERRIDE_OPTIONS): Define.
6538 (DWARF2_ADDR_SIZE): Define.
6539 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
6540 * config/vms/vms-protos.h (vms_c_common_override_options):
6542 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
6543 if -mno-pointer-size.
6544 (vms_c_common_override_options): New function.
6545 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6546 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6547 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
6548 and flag_vms_pointer_size.
6549 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
6550 * config.gcc (*-*-*vms*): Define xm_file.
6551 (alpha*-dec-*vms*): Do not define xm_file.
6552 (alpha64-dec-*vms*): Remove.
6553 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
6556 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6558 PR tree-optimization/51721
6559 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
6560 if (int) unsvar cmp CST.
6562 2012-03-12 Richard Guenther <rguenther@suse.de>
6564 * tree-sra.c (create_access_replacement): Only rename the replacement
6565 if we can rewrite it into SSA form. Properly mark register typed
6566 replacements that we cannot rewrite with TREE_ADDRESSABLE.
6567 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
6568 for aggregate or BLKmode results.
6570 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6572 PR tree-optimization/52533
6573 * tree-vrp.c (register_edge_assert_for_2): Use double_int
6574 type for mask, only handle shifts by non-zero in-range
6575 shift count, for LE_EXPR and GT_EXPR if new_val is
6576 maximum, don't add the assertion.
6578 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
6580 * doc/invoke.texi: Document -mrtm option.
6581 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
6582 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
6583 (ix86_handle_option): Handle OPT_mrtm.
6584 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
6586 (x86_64-*-*): Ditto.
6587 * i386-builtin-types.def (INT_FTYPE_VOID): New.
6588 * config/i386/i386-c.c (ix86_target_macros_internal): Define
6590 (ix86_target_string): Define -mrtm option.
6592 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
6594 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
6595 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
6597 (bdesc_special_args): Ditto.
6598 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
6599 (ix86_expand_special_args_builtin): Handle new built-in type.
6600 (ix86_expand_builtin): Handle XABORT instruction.
6601 * config/i386/i386.h (TARGET_RTM): New.
6602 * config/i386/i386.md (UNSPECV_XBEGIN): New.
6603 (UNSPECV_XEND): Ditto.
6604 (UNSPECV_XABORT): Ditto.
6605 (UNSPECV_XTEST): Ditto.
6612 * config/i386/i386.opt (mrtm): New.
6613 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
6614 * config/i386/rtmintrin.h: New header.
6615 * config/i386/xtestintrin.h: Ditto.
6617 2012-03-12 Tristan Gingold <gingold@adacore.com>
6619 * ginclude/stddef.h: Adjust previous patch.
6620 Use __VMS__ instead of VMS.
6622 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
6624 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
6625 Also convert sequences with CC setting arithmetic instruction.
6627 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
6629 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
6630 from C Language Options to Preprocessor Options.
6631 (C Dialect Options): Move -no-integrated-cpp documentation
6633 (Preprocessor Options): ...to here. Rewrite the description
6634 so it makes more sense, and remove discussion of merging front ends.
6636 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6638 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
6640 (ix86_expand_setmem): Likewise.
6642 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
6644 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
6647 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6649 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
6650 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
6652 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6654 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
6656 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6658 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
6661 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6662 Uros Bizjak <ubizjak@gmail.com>
6664 * config/i386/predicates.md (call_insn_operand): Allow
6665 constant_call_address_operand in Pmode only.
6666 (sibcall_insn_operand): Ditto.
6667 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
6668 (*call_vzeroupper): Ditto.
6670 (*sibcall_vzeroupper): Ditto.
6671 (*call_value): Ditto.
6672 (*call_value_vzeroupper): Ditto.
6673 (*sibcall_value): Ditto.
6674 (*sibcall_value_vzeroupper): Ditto.
6675 (*indirect_jump): Ditto.
6676 (*tablejump_1): Ditto.
6677 (indirect_jump): Convert memory address to word mode for TARGET_X32.
6679 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
6682 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
6685 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
6686 Use movrt_negc instead of negc pattern for non-SH2A.
6688 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
6690 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6692 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6693 if Pmode != word_mode.
6694 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6695 Pmode == SImode for TARGET_X32.
6697 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6698 (tls_initial_exec_x32): Likewise.
6700 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
6702 PR rtl-optimization/52528
6703 * combine.c (can_combine_p): Add setting of subst_low_luid
6704 before call to expand_field_assignment().
6706 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6708 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
6709 and related program names.
6711 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6713 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
6715 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
6718 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
6719 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
6721 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
6722 (*movdi_internal_rex64): Use %E operand modifier for lea.
6723 (*movsi_internal): Ditto.
6725 (*lea<mode>_2): Ditto.
6726 (*lea_{3,4,5,6}_zext): Ditto.
6727 (*tls_global_dynamic_32_gnu): Ditto.
6728 (*tls_global_dynamic_64): Ditto.
6729 (*tls_dynamic_gnu2_lea_32): Ditto.
6730 (*tls_dynamic_gnu2_lea_64): Ditto.
6731 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
6733 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6735 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
6736 redefine to be NULL if the current bit-size is different from the
6737 configured bit-size.
6739 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
6740 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
6741 set the default tuning. Add asserts to make sure the cpu and tune
6742 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
6743 test whether the index is set, instead of > 0.
6744 (rs6000_file_start): Do not reset the default cpu if the current
6745 bit-size is different from the configured bit-size.
6747 2012-03-09 Tristan Gingold <gingold@adacore.com>
6749 * config/vms/vms-crtlmap.map: Add comments.
6750 Add entries needed to build Ada RTS.
6752 2012-03-09 Tristan Gingold <gingold@adacore.com>
6754 * ginclude/stddef.h: Do not define __size_t on VMS.
6756 2012-03-09 Tristan Gingold <gingold@adacore.com>
6758 * c-tree.h (c_default_pointer_mode): New variable.
6759 * c-decl.c (c_default_pointer_mode): New variable.
6760 (c_build_pointer_type): New function.
6761 (grokdeclarator): Call c_build_pointer_type instead
6762 of build_pointer_type.
6764 * config/vms/vms-c.c: Include c-tree.h
6765 (saved_pointer_mode): New variable.
6766 (handle_pragma_pointer_size): New function.
6767 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
6768 (vms_c_register_pragma): Register __pointer_size and
6769 __required_pointer_size pragmas.
6771 2012-03-09 Tristan Gingold <gingold@adacore.com>
6773 * config/vms/vms-c.c (vms_construct_include_filename): New function.
6774 (vms_c_register_includes): Reference it.
6776 2012-03-09 Andrew Pinski <apinski@cavium.com>
6779 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
6781 (tree_ssa_phiopt_worker): Go through all the PHIs for
6782 value_replacement instead of just the singleton one.
6783 (value_replacement): Change return type to int. Return 0 instead of
6785 Allow the middle basic block to contain more than just the defining
6787 Handle non empty middle basic blocks.
6788 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
6790 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
6792 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
6793 array reference and component reference.
6794 (analyze_scalar_evolution_for_address_of): New.
6796 2012-03-08 Jie Zhang <jzhang918@gmail.com>
6799 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
6800 (hwloop_pattern_reg): Fix set but not used warning.
6801 (bfin_reorg_loops): Remove unused parameter.
6802 (bfin_reorg): Update use of bfin_reorg_loops.
6804 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
6806 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
6807 with integer parameters in registers.
6808 (gen_push): Push register in word_mode instead of Pmode.
6809 (ix86_emit_save_regs): Likewise.
6810 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
6811 (gen_pop): Pop register in word_mode instead of Pmode.
6812 (ix86_emit_restore_regs_using_pop): Likewise.
6813 (ix86_expand_prologue): Replace Pmode with word_mode for push
6814 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
6815 restore RAX and R10 in word_mode.
6816 (ix86_emit_restore_regs_using_mov): Restore integer registers
6818 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
6820 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
6821 (ix86_split_long_move): Likewise.
6823 * config/i386/i386.md (W): New.
6824 (*push<mode>2_prologue): Replace :P with :W.
6825 (*pop<mode>1): Likewise.
6826 (*pop<mode>1_epilogue): Likewise.
6827 (push/pop peephole2): Use word_mode scratch registers.
6829 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6831 * config/i386/predicates.md (indirect_branch_operand): Simplify.
6833 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6835 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
6836 for constants in [-63,63].
6838 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6842 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6844 * config/i386/i386.c (ix86_print_operand_address): Only handle
6845 zero-extended DImode addresses.
6847 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6849 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
6850 * configure: Regenerate.
6852 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6855 * config/avr/avr.c (avr_mem_clobber): New static function.
6856 (avr_expand_delay_cycles): Add memory clobber operand to
6857 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
6858 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
6859 (enable_interrupt, disable_interrupt): New expander.
6860 (nopv, sleep, wdr): New expanders.
6861 (delay_cycles_1): Add memory clobber.
6862 (delay_cycles_2): Add memory clobber.
6863 (delay_cycles_3): Add memory clobber.
6864 (delay_cycles_4): Add memory clobber.
6865 (cli_sei): New insn from former "enable_interrupt",
6866 "disable_interrupt" with memory clobber.
6867 (*wdt): New insn from former "wdt" with memory clobber.
6868 (*nopv): Similar, but for "nopv".
6869 (*sleep): Similar, but for "sleep".
6871 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
6872 Kaz Kojima <kkojima@gcc.gnu.org>
6875 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
6876 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
6877 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6879 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6881 * config/i386/predicates.md (x86_64_zext_general_operand): New.
6882 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
6883 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
6885 2012-03-07 Walter Lee <walt@tilera.com>
6887 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
6888 REG_CFA_* notes for the stack pointer.
6889 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
6890 EH_RETURN_STACKADJ_RTX.
6891 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
6892 generate REG_CFA_* notes for the stack pointer.
6893 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
6894 by EH_RETURN_STACKADJ_RTX.
6896 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6898 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
6899 when __AVR_3_BYTE_PC__ is defined.
6901 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6903 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
6904 (ix86_print_operand): Handle '^'.
6905 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
6906 using P mode iterator. Add %^ to asm template to conditionally emit
6908 (*rep_movdi_rex64): Ditto.
6909 (*strsetdi_rex_1): Ditto.
6910 (*rep_stosdi_rex64): Ditto.
6911 (*strmov{si,hi,qi}_1): Add %^ to asm template to
6912 conditionally emit addr32 prefix.
6913 (*rep_mov{si,qi}): Ditto.
6914 (*strset{si,hi,qi}): Ditto.
6915 (*rep_stos{si,qi}): Ditto.
6916 (*cmpstrnqi_nz_1): Ditto.
6917 (*cmpstrnqi_1): Ditto.
6918 (*strlenqi_1): Ditto.
6920 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
6922 * config/i386/i386.c (function_value_64): Return pointers in
6923 word_mode instead of Pmode.
6924 (ix86_promote_function_mode): Likewise.
6926 2012-03-07 Richard Guenther <rguenther@suse.de>
6928 * coverage.c (get_gcov_type): Use type_for_mode.
6929 (get_gcov_unsigned_t): Likewise.
6930 * expr.c (store_constructor): Use type_for_mode.
6931 (try_casesi): Likewise.
6932 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
6933 (add_standard_iv_candidates): Use standard type trees.
6934 * dojump.c (do_jump): Remove dead code.
6936 2012-03-07 Richard Guenther <rguenther@suse.de>
6938 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
6940 2012-03-07 Richard Guenther <rguenther@suse.de>
6942 * convert.c (strip_float_extensions): Move ...
6943 * tree.c (strip_float_extensions): ... here.
6945 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6948 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
6950 2012-03-07 Richard Guenther <rguenther@suse.de>
6952 * omp-low.c (extract_omp_for_data): Use signed_type_for.
6953 (expand_omp_for_generic): Likewise.
6954 (expand_omp_for_static_nochunk): Likewise.
6955 (expand_omp_for_static_chunk): Likewise.
6956 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
6957 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
6958 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
6959 Use unsigned_type_for.
6960 (vect_create_cond_for_align_checks): Use signed_type_for.
6962 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
6964 PR rtl-optimization/52203
6965 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
6966 all callers to pass NULL except ...
6967 (reset_sched_cycles_in_current_ebb): ... here, save the value
6968 in new variable 'empty'. Increase issue_rate only for
6971 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
6974 * Makefile.in: Let install-gcc-ar depend on installdirs,
6975 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
6976 Don't double canonicalize if cross-compiling.
6978 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6981 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
6982 to: RAMPZ, RAMPY, RAMPX, RAMPD.
6983 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
6985 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6988 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
6990 * config/avr/avr.md (xload_8): Adjust insn length.
6992 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6995 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
6996 if RAMPZ affects reading from RAM.
6998 2012-03-07 Richard Guenther <rguenther@suse.de>
7002 * doc/invoke.texi (Precompiled Headers): Remove sentence that
7003 suggests you can include PCHs from inside another header.
7005 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
7008 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
7010 2012-03-07 Kai Tietz <ktietz@redhat.com>
7012 * doc/invoke.texi (fwritable-relocated-rdata): Document
7013 new Cygwin/MinGW target option.
7014 * config/i386/winnt.c (i386_pe_unique_section): Ignore
7015 reloc if flag -fwritable-relocated-rdata is not set.
7016 (i386_pe_section_type_flags): Likewise.
7017 * config/i386/cygming.opt (fwritable-relocated-rdata):
7018 Add new flag variable flag_writable_rel_rdata.
7020 2012-03-07 Richard Guenther <rguenther@suse.de>
7022 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
7023 precision against gimple constraints.
7025 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
7028 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
7030 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
7031 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
7033 (init_emit_regs): Move associated initialization to...
7034 (init_emit_once): ...here.
7036 2012-03-06 Richard Henderson <rth@redhat.com>
7038 * config/m68k/m68k.h (ISA_HAS_TAS): New.
7039 * config/m68k/sync.md (atomic_test_and_set): Use it.
7040 (atomic_test_and_set_1): Likewise.
7042 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
7045 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
7046 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
7047 (vector_ltgt<mode>): Likewise.
7048 (vector_ordered<mode>): Likewise.
7049 (vector_unordered<mode>): Likewise.
7050 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
7052 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
7054 * trans-mem.c: New typedef for tm_region_p.
7055 Define vector types for tm_region_p.
7056 (tm_region_init): Replace region_worklist to a vector called
7059 2012-03-06 Richard Guenther <rguenther@suse.de>
7061 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
7062 MEM_REF with constant pointer operand.
7064 2012-03-06 Richard Guenther <rguenther@suse.de>
7067 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
7069 2012-03-06 Tristan Gingold <gingold@adacore.com>
7071 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
7072 (external_model_kind): Improve documentation.
7073 (vms_pragma_extern_model): Handle relaxed_redef.
7074 (vms_c_register_pragma): Allow expansion for nomember_alignment.
7076 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
7078 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
7079 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
7080 Some more notes on EIND usage and reorder EIND subsection.
7082 2012-03-06 Tristan Gingold <gingold@adacore.com>
7084 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
7085 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
7087 2012-03-06 Tristan Gingold <gingold@adacore.com>
7089 * config/vms/t-vmsnative (version): Define.
7090 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
7092 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
7094 PR rtl-optimization/52250
7095 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
7096 to put note list into. Unconditionally call move_bb_info.
7097 (move_bb_info): Do not assert the blocks being in the same region,
7098 just drop the note list if they are not.
7100 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
7103 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
7104 and use unified expansion logic.
7105 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
7106 closer to the existing movt insn.
7107 (negc): Rename insn to *negc. Add new expander.
7108 (movnegt): Use xor pattern for T bit negation. Reserve helper
7109 constant for negc pattern.
7110 (*movnegt): New insn and splitter.
7112 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
7114 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
7117 2012-03-05 Richard Henderson <rth@redhat.com>
7119 * genemit.c (main): Include "target.h" in insn-emit.c.
7120 * Makefile.in (insn-emit.o): Depend on TARGET_H.
7121 * config/sh/sync.md (atomic_test_and_set): Reference
7122 targetm.atomic_test_and_set_trueval instead of
7123 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
7125 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
7127 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
7130 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
7132 * langhooks.c (add_builtin_type): New function.
7133 * langhooks.h (add_builtin_type): Export it.
7134 * config/mep/mep.c (mep_init_builtins): Use it.
7135 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
7137 2012-03-05 Jakub Jelinek <jakub@redhat.com>
7140 * tree.h (BLOCK_SAME_RANGE): Define.
7141 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
7142 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
7143 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
7144 isn't equal to supercontext fragment's fragment chain.
7145 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
7147 (blocks_nreverse_all): Likewise.
7148 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
7149 BLOCK_SUPERCONTEXT to supercontext fragment instead of
7150 supercontext fragment's fragment origin.
7151 * dwarf2out.c (add_high_low_attributes): If stmt has the same
7152 range as its parent (or parents thereof etc.), use the parent's
7153 DW_AT_ranges value instead of creating a new .debug_ranges range.
7155 2012-03-05 Richard Henderson <rth@redhat.com>
7158 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
7159 * omp-low.c (expand_omp_atomic): Assume anything aligned to
7160 BIGGEST_ALIGNMENT is aligned.
7162 2012-03-05 Richard Henderson <rth@redhat.com>
7164 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
7165 * config/sh/sh.c: ... here.
7167 2012-03-05 Richard Henderson <rth@redhat.com>
7170 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
7171 instead of calling negqi2 directly.
7173 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
7176 * trans-mem.c (tm_region_init): Use last_basic_block.
7178 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
7180 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
7181 * config/sh/sync.md (atomic_test_and_set): New expander.
7182 (tasb, atomic_test_and_set_soft): New insns.
7183 * config/sh/sh.opt (menable-tas): New option.
7184 * doc/invoke.texi (SH Options): Document it.
7186 2012-03-05 Richard Guenther <rguenther@suse.de>
7188 * cfgloop.c (verify_loop_structure): Verify dominators before
7190 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
7191 dominators from here.
7192 * graphite-scop-detection.c (create_sese_edges): Likewise.
7193 * loop-doloop.c (doloop_optimize_loops): Likewise.
7194 * loop-init.c (loop_optimizer_init): Likewise.
7195 * loop-unroll.c (unroll_and_peel_loops): Likewise.
7196 * loop-unswitch.c (unswitch_loops): Likewise.
7197 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
7198 * tree-parloops.c (parallelize_loops): Likewise. Verify
7199 only when checking is enabled.
7200 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
7202 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
7204 * genautomata.c (parse_automata_opt): New static function.
7205 (initiate_automaton_gen): Remove all option handling code. Remove
7206 argc argument. All callers changed.
7207 (main): Call init_rtx_reader_args_cb with the new function as argument.
7209 2012-03-05 Richard Guenther <rguenther@suse.de>
7211 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
7212 * tree-if-conv.c (combine_blocks): Free post-dominator info
7214 * tree-parloops.c (create_parallel_loop): Free and re-compute
7215 dominator info after breaking it.
7217 2012-03-05 Richard Guenther <rguenther@suse.de>
7220 * optabs.h (trapv_unoptab_p): New function.
7221 (trapv_binoptab_p): Likewise.
7222 * optabs.c (expand_binop): Use emit_libcall_block_1 with
7223 a proper equiv_may_trap argument.
7224 (expand_unop): Likewise.
7225 (emit_libcall_block_1): Take extra argument whether the
7226 instruction may trap. Renamed from ...
7227 (emit_libcall_block): ... this. New wrapper.
7229 2012-03-05 Jakub Jelinek <jakub@redhat.com>
7231 PR tree-optimization/51721
7232 * tree-vrp.c (register_edge_assert_for_2): If comparing
7233 lhs of right shift by constant with an integer constant,
7234 add ASSERT_EXPRs for the rhs1 of the right shift.
7236 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
7238 2012-03-05 Richard Guenther <rguenther@suse.de>
7240 * tree.c (integer_zerop): Handle VECTOR_CSTs.
7241 (integer_onep): Likewise.
7242 (integer_all_onesp): Likewise.
7244 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
7246 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
7248 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7250 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
7251 instead of TARGET_64BIT.
7253 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7255 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
7258 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7260 * config/i386/i386.c (ix86_print_operand_address): Only handle
7261 zero-extended DImode addresses.
7263 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
7265 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
7266 taken and cputaken as bool.
7268 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
7270 * config/i386/constraints.md (Ya): New internal constraint.
7271 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
7272 (*zero_extendsidi2_rex64): Add x,x alternative.
7273 (*zero_extendsidi2): Ditto. Add o,0 alternative.
7274 Remove flags reg clobber. Adjust corresponding splits.
7275 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
7276 zero_extendqisi2 expanders using SWI12 mode iterator.
7277 (zero_extend<mode>si2_and): Macroize insn from
7278 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
7280 (*zero_extend<mode>si2): Macroize insn from
7281 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
7282 (*zero_extend*2_movzbl_and): Remove insn patterns.
7283 (zero_extendqihi2_and): Merge corresponding splitter.
7284 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
7285 (*zero_extend*2_movzbl_and): Remove insn patterns.
7286 (*anddi_1): Split TYPE_IMOVX instructions.
7287 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
7289 (and->zext splitter): Add splitter pattern.
7290 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
7292 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
7294 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
7296 (Debugging Options): Likewise.
7297 (Optimize Options): Likewise.
7298 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
7299 with other architectures. Use official processor names with correct
7300 spelling/capitalization. Fix formatting and grammar issues.
7301 (i386 and x86-64 Windows Options): Similar cleanup here.
7303 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7305 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
7307 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7309 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
7310 DBX_REGISTER_NUMBER.
7312 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7314 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
7315 operand is CONST_INT. Take COSTS_N_INSNS into account.
7316 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
7319 2012-03-02 Richard Henderson <rth@redhat.com>
7321 * optabs.c (expand_atomic_test_and_set): Honor
7322 atomic_test_and_set_trueval even when atomic_test_and_set
7323 optab is not in use.
7325 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
7329 * config/sh/sh.c (sh_register_move_cost): Increase cost between
7330 GENERAL_REGS and FP_REGS for SImode.
7332 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7335 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
7336 (absdi2): New expander.
7337 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
7339 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7341 * config/sh/sync.md (atomic_exchange<mode>): New expander.
7342 (atomic_exchange<mode>_soft): New insn.
7344 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7346 * config/sh/sync.md: Update copyright notice dates.
7347 (atomic_compare_and_swap<mode>): Use SImode for return value instead
7349 (atomic_compare_and_swap<mode>_soft): Likewise.
7351 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7354 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
7355 * config/sh/sh.c: Update copyright notice dates.
7356 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
7357 alignment for TARGET_HARD_SH4.
7358 (sh_option_override): Reduce default function alignment. Set
7359 loop alignment to 4 bytes when not optimizing for size.
7361 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
7364 * doc/invoke.texi (floop-flatten): Remove.
7365 * toplev.c (process_options): Remove references to flag_loop_flatten.
7366 * tree-ssa-loop.c (gate_graphite_transform): Same.
7367 * common.opt (floop-flatten): Obsolete.
7368 * graphite-poly.c (apply_poly_transforms): Remove reference to
7370 * Makefile.in (graphite-flattening.o): Remove.
7371 * graphite-flattening.c: Remove.
7373 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7375 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
7376 having mode compatible with the mode of previous compare. Substitute
7377 compare mode of previous compare with the mode, compatible
7378 with eliminated and previous compare.
7380 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
7382 * config/rs6000/dfp.md (floatdidd2): New define_insn.
7384 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7386 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
7387 compatible with CCGOCmode and CCGCmode.
7389 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
7391 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
7393 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
7395 * config/arm/arm.c (arm_sat_operator_match): New function.
7396 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
7397 * config/arm/arm.md ("insn" attribute): Add "sat" value.
7398 ("SAT", "SATrev"): New code iterators.
7399 ("SATlo", "SAThi"): New code iterator attributes.
7400 ("*satsi_<SAT:code>"): New pattern.
7401 ("*satsi_<SAT:code>_shift"): Likewise.
7402 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
7403 and "shift" attributes.
7404 ("arm_usatsihi"): Add "insn" attribute.
7405 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
7406 by powers of two. Do not allow shift by 32.
7408 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7411 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
7412 to pass the argument in the register of "natural" mode.
7414 2012-03-02 Richard Guenther <rguenther@suse.de>
7416 PR tree-optimization/52406
7417 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
7418 (struct indices): Add unconstrained_base member.
7419 (struct dr_alias): Remove unused vops member.
7420 (DR_UNCONSTRAINED_BASE): New define.
7421 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
7422 add indices to allow their disambiguation. Make DR_BASE_OBJECT
7423 be an artificial access that covers the whole indexed object,
7424 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
7425 plain decl base-objects to their MEM_REF variant.
7426 (dr_may_alias_p): When the base-object of either data reference
7427 has unknown size use only points-to information.
7428 (compute_affine_dependence): Make dumps easier to read and
7430 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
7431 DR_REF when looking for packed references.
7432 (vect_supportable_dr_alignment): Likewise.
7434 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
7436 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
7437 Improve conditions for peepholes of loads followed by commutative
7439 * config/arm/ldmstm.md: Regenerated.
7441 2012-03-02 Richard Guenther <rguenther@suse.de>
7443 * BASE-VER: Set to 4.8.0.
7445 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
7447 * config.gcc (obsolete): Add all ARM targets using the FPA.
7448 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
7449 * doc/install.texi: Avoid references to obsolete ARM ports.
7451 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
7453 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
7455 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
7456 Joern Rennecke <joern.rennecke@embecosm.com>
7458 * doc/extend.texi: Expand and update information on interrupt
7459 attribute for Epiphany.
7461 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7463 * config/sh/sh-protos.h: Update copyright notice dates.
7464 * config/sh/sh.h: Likewise.
7465 * config/sh/sh.md: Likewise.
7466 * config/sh/constraints.md: Likewise.
7467 * config/sh/predicates.md: Likewise.
7469 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7471 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
7472 * config/sh/sh.c (tertiary_reload_operand): Likewise.
7474 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7476 * config/sh/constraints.md: Fix comment typo.
7478 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7481 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
7482 unsigned HOST_WIDE_INT.
7483 (zvdep_imm64): Likewise.
7484 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
7485 (vdepi_and): Likewise.
7486 Likewise for unamed 64-bit patterns.
7487 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
7489 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
7492 PR rtl-optimization/52417
7493 * cselib.c (cselib_any_perm_equivs): New variable.
7494 (cselib_reset_table): Check that it's not set when not
7495 preserving constants.
7496 (cselib_add_permanent_equiv): Set it.
7497 (cselib_have_permanent_equivalences): New.
7498 (cselib_init, cselib_finish): Reset it.
7499 * cselib.h (cselib_have_permanent_equivalences): Declare.
7500 * alias.c (get_addr): Restore earlier behavior when there
7501 aren't permanent equivalences.
7503 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
7505 * config/mn10300/mn10300-modes.def: Fix copyright notice.
7506 * config/v850/v850-modes.def: Fix copyright notice.
7508 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7510 * doc/extend.texi (AVR Built-in Functions): Document
7511 __builtin_avr_flash_segment.
7513 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
7514 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
7515 (*split.flash_segment): New insn-and-split.
7516 * config/avr/avr.c (avr_init_builtins): Add local variables:
7517 const_memx_void_node, const_memx_ptr_type_node,
7518 char_ftype_const_memx_ptr.
7520 2012-03-01 Jakub Jelinek <jakub@redhat.com>
7522 PR tree-optimization/52445
7523 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
7524 add ssa_name_ver, offset and size fields and change store field
7526 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
7527 (add_or_mark_expr): Likewise. Only consider previous stores
7528 with the same size and offset.
7529 (nt_init_block): Only look at gimple_assign_single_p stmts,
7530 doesn't look at rhs2.
7532 2012-03-01 Richard Guenther <rguenther@suse.de>
7535 * tree-cfg.c (verify_gimple_assign_unary): Allow any
7536 conversions from integral types to pointer types.
7538 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7540 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
7541 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
7542 unintentionally removed in r184616.
7544 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7546 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
7549 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7550 Uros Bizjak <ubizjak@gmail.com>
7553 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
7554 alternatives, add "e" constraint to the new last alternative
7555 and ! to last 3 alternatives.
7557 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
7559 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
7560 DW_AT_artificial attributes at the end of the processing.
7561 (gen_array_type_die): Likewise.
7562 (gen_enumeration_type_die): Likewise.
7563 (gen_struct_or_union_type_die): Likewise.
7564 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
7567 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7570 * expr.c (expand_assignment): If doing misaligned store that doesn't
7571 cover all mode bits, perform a RMW cycle.
7573 PR tree-optimization/52429
7574 * tree-parloops.c (separate_decls_in_region_debug): Return early
7575 if var is LABEL_DECL.
7577 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7579 PR tree-optimization/52424
7580 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
7581 calling dom_thread_across_edge.
7583 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7585 * config/avr/avr.c: Move definition of TARGET macros to end of file.
7587 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7589 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
7590 * config/avr/avr.c (avr_output_bld): Remove unused function.
7591 (avr_out_sbxx_branch): Use "%T" to print bit position.
7593 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7595 * config/avr/avr.md: Untabify.
7597 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7599 * config/avr/avr.md (eqne): New code iterator.
7600 (*dec-and-branchsi): Use it in text peephole's condition.
7601 (*dec-and-branchhi): Ditto.
7602 (*dec-and-branchqi): Ditto.
7604 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7607 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
7608 the device does not have the skip-bug.
7610 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
7612 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
7613 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
7614 -mpretend-cmove): New.
7616 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7619 * df.h (struct df_d): Adjust comment that hard_regs_live_count
7620 doesn't count DEBUG_INSN refs.
7621 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
7622 for DEBUG_INSN refs.
7624 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7628 2012-02-20 Richard Guenther <rguenther@suse.de>
7629 PR tree-optimization/52298
7630 * tree-vect-stmts.c (vectorizable_load): Properly use
7631 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
7633 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
7636 * gimple.h (gimple_in_transaction): New.
7637 (gimple_set_in_transaction): New.
7638 (struct gimple_statement_base): Add in_transaction field.
7639 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
7641 (tree_ssa_lim_initialize): Compute transaction bits.
7642 * tree.h (compute_transaction_bits): Protoize.
7643 * trans-mem.c (tm_region_init): Use the heap to store BB
7645 (compute_transaction_bits): New.
7647 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7649 * gcc.c (display_help): Document --help=common and sort entries
7652 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7654 * doc/install.texi: Document check-$LANG specific shortcuts
7656 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7659 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
7661 * config/arm/arm_neon.h: Regenerate.
7662 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
7663 (neon_vcgeu): New insn.
7664 (neon_vcgtu): Likewise.
7665 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
7666 (ops): Unsigned comparison intrinsics call a different builtin.
7668 2012-02-28 Richard Guenther <rguenther@suse.de>
7671 * config/i386/i386.c (ix86_expand_vector_set): Fix element
7672 ordering for the VEC_CONCAT for two element vectors for
7673 V2SFmode, V2SImode and V2DImode.
7675 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7678 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
7679 detecting big-endian triplets.
7681 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7683 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
7684 mode if there is no type information available.
7686 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
7688 PR tree-optimization/53207
7689 * doc/invoke.texi: Document as experimental and relying on graphite.
7691 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7693 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
7694 of initializer to changes from r184614.
7696 2012-02-28 Richard Guenther <rguenther@suse.de>
7698 PR tree-optimization/52395
7699 * tree-sra.c (build_ref_for_offset): Also look at the base
7700 TYPE_ALIGN when figuring out the alignment of the replacement.
7702 2012-02-28 Richard Guenther <rguenther@suse.de>
7704 PR tree-optimization/52402
7705 * ipa-prop.c (ipa_modify_call_arguments): Properly use
7706 mis-aligned types when creating the accesses at the call site.
7708 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7710 * config/avr/builtins.def: New file.
7711 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
7712 * config/avr/avr.c (enum avr_builtin_id): Use it.
7713 (avr_init_builtins): Use it. And use avr_bdesc.
7714 (bdesc_1arg): Remove.
7715 (bdesc_2arg): Remove.
7716 (bdesc_3arg): Remove.
7717 (struct avr_builtin_description): Add field n_args.
7718 (avr_bdesc): New static variable using builtins.def.
7719 (avr_expand_builtin): Use it.
7720 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
7721 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
7722 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
7724 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7727 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
7728 match only one single hard register with respective hard reg rtx.
7729 (movmemx_<mode>): Ditto.
7730 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
7731 insn anatomy of movmem[x]_<mode>.
7732 (avr_out_movmem): Same for printing assembler and operand usage.
7734 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7738 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
7739 address spaces located outside of device flash.
7741 * config/avr/avr.h (base_arch_s): Remove field n_segments.
7742 (mcu_type_s): Add field n_flash.
7743 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
7744 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
7745 (AVR_MCU): Add N_FLASH argument.
7746 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
7747 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
7748 macro __FLASH<n> if that address space makes sense for the device.
7749 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
7750 outside of target flash.
7751 (avr_asm_named_section): Ditto.
7752 (avr_asm_select_section): Ditto.
7753 (avr_addr_space_convert): Ditto.
7754 (avr_emit_movmemhi): Ditto.
7755 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
7756 address space is outside of device flash.
7757 (avr_insert_attributes): Ditto.
7758 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
7759 avr_current_arch->n_segments.
7761 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
7764 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
7765 (*movabs<mode>_2): Likewise.
7767 2012-02-27 Jakub Jelinek <jakub@redhat.com>
7770 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
7771 s_register_operand in the test instead of REG_P. Don't call
7772 gen_reg_rtx if it won't be used.
7774 PR tree-optimization/52376
7775 * ipa-split.c (split_function): Ignore CLOBBER stmts.
7777 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
7779 * ifcvt.c (noce_get_condition): Check condition variable is not
7780 small_register_classes_for_mode_p before accepting.
7782 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
7784 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
7786 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7789 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7790 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7792 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7794 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
7796 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
7798 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
7800 * config/sh/predicates.md: Remove blank lines.
7801 * config/sh/sh.c: Fix typos in comments.
7802 * config/sh/constraints.md: Likewise.
7803 * config/sh/sh.md: Remove blank lines.
7804 Fix typos in comments. Use ;; as comment characters.
7806 2012-02-26 Walter Lee <walt@tilera.com>
7808 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
7809 (replace_mov_pcrel_step2): Ditto.
7811 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
7814 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
7815 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
7816 and locs that reference values newer than the non-canonical value
7817 at hand. Return the canonical value as a worst case.
7818 (memrefs_conflict_p): Walk canonical value's locs.
7821 * cselib.c (preserve_only_constants): Rename to...
7822 (preserve_constants_and_equivs): ... this. Split out...
7823 (invariant_or_equiv_p): ... this. Preserve plus expressions
7824 of other preserved expressions too.
7825 (cselib_reset_table): Adjust.
7826 * var-tracking.c (reverse_op): Use canonical value to build
7829 2012-02-23 Kai Tietz <ktietz@redhat.com>
7831 * config/i386/i386.c (ix86_delegitimize_address): Handle
7832 UNSPEC_PCREL plus displacement.
7834 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
7837 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
7838 to test for unusedness in st X addressing.
7840 2012-02-24 Richard Guenther <rguenther@suse.de>
7843 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
7844 (is_gimple_reg_type): Move inline ...
7845 * gimple.h (is_gimple_reg_type): ... here.
7847 2012-02-24 Richard Guenther <rguenther@suse.de>
7850 * passes.c (execute_function_todo): When verifying SSA form
7851 verify gimple form first.
7852 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
7854 2012-02-24 Richard Guenther <rguenther@suse.de>
7857 * fold-const.c (fold_addr_of_array_ref_difference): New function.
7858 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
7860 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7862 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
7864 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7866 * tree-phinodes.c (make_phi_node): Mark static.
7867 * tree-flow.h (make_phi_node): Remove extern decl.
7868 * doc/gimple.texi (make_phi_node): Remove documentation.
7870 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7872 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
7873 * tree-ssa-sccvn.c (print_scc): Ditto.
7875 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7877 * doc/passes.texi (Full redundancy elimination): Fix typo.
7879 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7881 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
7883 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
7886 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
7888 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
7891 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
7893 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
7895 * config/avr/avr.md (code_stdname): Add ior, xor.
7896 (xior): New code iterator.
7897 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
7898 (*<code_stdname><mode>qi.byte1-3): Ditto.
7900 2012-02-23 Jakub Jelinek <jakub@redhat.com>
7902 PR tree-optimization/52019
7903 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
7906 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7908 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
7909 HAVE_INITFINI_ARRAY to work around namespace pollution in
7910 certain versions of newlib system headers.
7911 * config.in: Regenerate.
7912 * configure: Regenerate.
7913 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
7914 instead of HAVE_INITFINI_ARRAY.
7916 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
7919 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
7920 is not offsettable memory reference.
7922 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7925 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
7926 setting avr_need_clear_bss_p for __gnu_lto* symbols.
7928 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7930 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
7931 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
7933 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7935 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
7936 library on Solaris 8 even without TLS support.
7937 * configure: Regenerate.
7939 2012-02-22 Richard Guenther <rguenther@suse.de>
7942 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
7943 for GIMPLE_DEBUG stmts.
7945 2012-02-22 Martin Jambor <mjambor@suse.cz>
7948 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
7949 according to the base object.
7951 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7953 PR rtl-optimization/50063
7954 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
7955 and 2 (8-bit SP) in operand 2.
7956 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
7957 setup to use movhi_sp_r instead of vanilla move to write SP.
7958 Adjust REG_CFA notes to superseed unspec.
7959 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
7961 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
7962 known to be off) only with TARGET_NO_INTERRUPTS. Never use
7963 irq_state 1 (IRQ known to be on) here.
7965 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
7967 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
7969 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
7970 assign_hard_reg): Likewise.
7972 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7974 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
7976 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7979 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
7980 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
7982 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7984 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
7985 prototype from here to...
7986 * config/avr/avr.h: ...here.
7988 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
7991 * thumb2.md (thumb2_shiftsi3_short): Split register and
7992 immediate shifts. For register shifts tie operands 0 and 1.
7993 (peephole2 for above): Check that register-controlled shifts
7994 have suitably tied operands.
7996 2012-02-21 Quentin Neill <quentin.neill@amd.com>
7999 * config/i386/bdver1.md (bdver1_call, bdver1_push,
8000 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
8001 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
8002 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
8003 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
8004 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
8005 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
8006 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
8007 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
8008 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
8009 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
8010 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
8011 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
8012 bdver1_ssevector_avx256_unaligned_load,
8013 bdver1_ssevector_sse128_unaligned_load,
8014 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
8015 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
8016 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
8017 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
8018 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
8019 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
8020 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
8021 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
8022 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
8023 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
8024 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
8025 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
8026 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
8027 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
8028 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
8029 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
8030 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
8031 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
8032 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
8033 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
8034 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
8035 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
8036 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
8037 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
8038 bdver1_ssediv_double_load, bdver1_ssediv_double,
8039 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
8040 Add "bdver2" attribute.
8042 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8044 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
8045 default if possible and not specified otherwise.
8047 2012-02-21 Richard Guenther <rguenther@suse.de>
8050 * gimplify.c (create_tmp_from_val): Use the main variant type
8051 for the type of the temporary we create.
8053 2012-02-21 Richard Guenther <rguenther@suse.de>
8055 PR tree-optimization/52324
8056 * gimplify.c (gimplify_expr): When re-gimplifying expressions
8057 do not gimplify a MEM_REF address operand if it is already
8060 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8062 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
8063 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
8065 2012-02-21 Richard Guenther <rguenther@suse.de>
8067 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
8068 nested_in_vect_loop.
8070 2012-02-21 Jakub Jelinek <jakub@redhat.com>
8072 PR tree-optimization/52318
8073 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
8074 vdef also to non-pure/const call stmts in the sequence.
8076 2012-02-21 Tristan Gingold <gingold@adacore.com>
8078 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
8080 2012-02-20 David S. Miller <davem@davemloft.net>
8082 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
8083 don't use the "rd %pc" instruction on v9 for PIC register loads.
8085 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
8088 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
8089 in a transaction safe function.
8091 2012-02-20 Kai Tietz <ktietz@redhat.com>
8094 * stor-layout.c (place_field): Handle desired_align for
8097 2012-02-20 Richard Guenther <rguenther@suse.de>
8099 PR tree-optimization/52298
8100 * tree-vect-stmts.c (vectorizable_store): Properly use
8101 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
8103 (vectorizable_load): Likewise.
8104 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
8105 Access DR_STEP after ensuring it is not NULL.
8107 2012-02-20 Jakub Jelinek <jakub@redhat.com>
8109 PR tree-optimization/52286
8110 * fold-const.c (fold_binary_loc): For (X & C1) | C2
8111 optimization use double_int_to_tree instead of build_int_cst_wide,
8112 rewrite to use double_int vars.
8114 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8117 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
8119 Remove -e 0 from $gcc_cv_ld invocation.
8120 Only use __GLIBC_PREREQ if defined.
8121 Enable on Solaris since Solaris 8 patch.
8122 (gcc_SUN_LD_VERSION): New macro.
8123 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
8124 gcc_SUN_LD_VERSION for version number format.
8125 * configure: Regenerate.
8126 * varasm.c (get_elf_initfini_array_priority_section): Set
8127 SECTION_NOTYPE for non-default priority.
8128 Use get_section instead of get_unnamed_section to emit
8129 .init_array/.fini_array with default priority.
8131 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
8133 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
8134 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
8135 (mips_start_unique_function, mips_output_mips16_rdhwr)
8136 (mips_code_end): New functions.
8137 (TARGET_ASM_CODE_END): Define.
8139 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
8141 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
8142 to stubs with non-sibling calls.
8144 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
8146 * doc/invoke.texi (-fira-* options): Copy-edit.
8147 (ira-* parameters): Copy-edit.
8149 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
8151 * doc/invoke.texi: Minor copy-edits to bring into conformance with
8152 GCC coding conventions.
8154 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
8156 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
8157 when used as adjectives.
8159 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
8161 * doc/invoke.texi: Clean up "that"/"which" confusion.
8163 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
8165 * system.h: Poison SMALL_REGISTER_CLASSES
8166 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
8167 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
8169 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8171 PR tree-optimization/52285
8172 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
8173 when deciding if a call is a tail call or tail recursion.
8175 2012-02-16 Kai Tietz <ktietz@redhat.com>
8177 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
8178 interger-constant displacement for UNSPEC_PCREL.
8180 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8182 PR rtl-optimization/52208
8183 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
8184 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
8186 PR tree-optimization/52255
8187 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
8188 loop->header has virtual PHI, but exit_e->dest doesn't, add
8189 virtual PHI to exit_e->dest and adjust all uses after the loop.
8192 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
8193 children with clone_tree_hash, not after it.
8195 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
8197 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
8198 extended identifiers.
8200 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8203 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
8204 a same_body_alias, also test whether e->callee isn't a former
8205 or current clone of the decl this is a same body alias of.
8207 PR translation/52264
8208 * cgraphunit.c (verify_cgraph_node): Fix a typo.
8210 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
8212 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
8214 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
8217 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
8218 force_reg instead of copy_to_reg for better optimization. Force
8219 non-register or memory operands into a register.
8221 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
8223 * extend.texi: Reserve upper bits of memory model for future use.
8225 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
8226 Anatoly Sokolov <aesok@post.ru>
8227 Eric Weddington <eric.weddington@atmel.com>
8230 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
8231 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
8232 Rewrite initializers for .macro.
8233 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
8234 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
8235 atxmega32d4, atxmega32x1.
8236 avrxmega4: atxmega64a3, atxmega64d3.
8237 avrxmega5: atxmega64a1, atxmega64a1u.
8238 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
8239 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
8240 avrxmega7: atxmega128a1, atxmega128a1u.
8241 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
8242 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
8243 (struct base_arch_s): Rename reserved to xmega_p.
8244 Rename reserved2 to have_rampd.
8245 (AVR_XMEGA): New define.
8246 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
8247 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
8248 * config/avr/predicates.md (io_address_operand): Take into
8250 (low_io_address_operand): Ditto.
8251 (high_io_address_operand): Ditto.
8252 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
8253 (enabled, movhi_sp_r): Use them.
8254 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
8255 cpp_define_formatted to built-in define __AVR_ARCH__.
8256 (__AVR_XMEGA__): New built-in define.
8257 (__AVR_HAVE_RAMPD__): New built-in define.
8258 (__AVR_HAVE_RAMPX__): New built-in define.
8259 (__AVR_HAVE_RAMPY__): New built-in define.
8260 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
8262 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
8263 (avr_option_override): Initialize them.
8264 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
8265 (avr_init_expanders): Initialize them. No more block several calls.
8266 (emit_push_sfr): New static function.
8267 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
8269 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
8270 (avr_print_operand): Print addreeses as symbols for
8271 RAMPX, RAMPY, RAMPD, CCP.
8272 (output_movhi): Handle AVR_XMEGA when writing to SP.
8273 (avr_out_movhi_mr_r_xmega): New static function.
8274 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
8275 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
8276 __RAMPD__, __CCP__ as needed.
8278 * config/avr/multilib.h: Regenerate.
8279 * config/avr/t-multilib: Regenerate.
8280 * config/avr/avr-tables.opt: Regenerate.
8282 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
8284 PR tree-optimization/50561
8285 * graphite-flattening.c (lst_project_loop): Do not
8286 remove old scattering dimensions after flattening.
8287 (lst_do_flatten): Likewise.
8289 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
8291 * doc/extend.texi (AVR Built-in Functions): Remove doc for
8292 __builtin_avr_map8, __builtin_avr_map16.
8293 Document __builtin_avr_insert_bits.
8295 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
8296 (insert_bits): New insn.
8297 (adjust_len.map_bits): Rename to insert_bits.
8298 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
8299 * avr-protos.h (avr_out_map_bits): Remove.
8300 (avr_out_insert_bits, avr_has_nibble_0xf): New.
8301 * config/avr/constraints.md (Cxf,C0f): New.
8302 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
8303 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
8304 New built-in define __BUILTIN_AVR_INSERT_BITS.
8305 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
8306 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
8307 (avr_move_bits): Rewrite.
8308 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
8310 (avr_map_op_t): New typedef.
8311 (avr_map_op): New static variable.
8312 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
8313 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
8314 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
8315 (bdesc_3arg, avr_expand_triop_builtin): New.
8316 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
8317 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
8318 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
8319 (avr_map_equal_p, avr_map_sig_p): Remove.
8320 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
8321 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8322 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
8323 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8324 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
8325 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8327 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
8329 * config/c6x/c6x.md (reserve_cycles): New attribute.
8330 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
8331 don't reserve functional units after the branch occurs.
8333 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
8336 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
8337 functions into non-tm_pure functions.
8339 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
8342 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
8343 (iterative_hash_canonical_type): Likewise.
8344 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
8347 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
8349 * haifa-sched.c (prune_ready_list): Ensure that if there is a
8350 sched-group insn, it either remains alone or the entire list is pruned.
8352 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
8354 * doc/install.texi (Prerequisites): Fix grammar.
8355 (Configuration): Likewise.
8357 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
8359 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
8360 MPC as part of GCC before describing configuring with --with-gmp etc.
8361 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
8362 sources are present.
8364 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8367 * dwarf2out.c (clone_tree_hash): New function.
8368 (copy_decls_walk): Use it instead of clone_tree.
8370 2012-02-14 Richard Guenther <rguenther@suse.de>
8372 PR tree-optimization/52244
8373 PR tree-optimization/51528
8374 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
8375 replacements for integral types.
8377 2012-02-14 Walter Lee <walt@tilera.com>
8379 * config.gcc: Handle tilegx and tilepro.
8380 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
8382 Add HAVE_AS_TLS check for tilegx and tilepro.
8383 * configure: Regenerate.
8384 * doc/contrib.texi: Add Mat Hostetter and self.
8385 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
8386 Document instruction intrinsics and network accessing intrinsics.
8387 (TILEPro Built-in Functions): New node. Document instruction
8388 intrinsics and network accessing intrinsics.
8389 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
8390 (Specific, tilepro-*-linux*): Likewise.
8391 * doc/invoke.texi (TILE-Gx Options): New section.
8392 (TILEPro Options): New section.
8393 * doc/md.texi (TILE-Gx): New section.
8394 (TILEPro): New section.
8395 * common/config/tilegx/tilegx-common.c: New file.
8396 * common/config/tilepro/tilepro-common.c: New file.
8397 * config/tilegx/constraints.md: New file.
8398 * config/tilegx/linux.h: New file.
8399 * config/tilegx/mul-tables.c: New file.
8400 * config/tilegx/predicates.md: New file.
8401 * config/tilegx/sync.md: New file.
8402 * config/tilegx/t-tilegx: New file.
8403 * config/tilegx/tilegx-builtins.h: New file.
8404 * config/tilegx/tilegx-c.c: New file.
8405 * config/tilegx/tilegx-generic.md: New file.
8406 * config/tilegx/tilegx-modes.def: New file.
8407 * config/tilegx/tilegx-multiply.h: New file.
8408 * config/tilegx/tilegx-protos.h: New file.
8409 * config/tilegx/tilegx.c: New file.
8410 * config/tilegx/tilegx.h: New file.
8411 * config/tilegx/tilegx.md: New file.
8412 * config/tilegx/tilegx.opt: New file.
8413 * config/tilepro/constraints.md: New file.
8414 * config/tilepro/gen-mul-tables.cc: New file.
8415 * config/tilepro/linux.h: New file.
8416 * config/tilepro/mul-tables.c: New file.
8417 * config/tilepro/predicates.md: New file.
8418 * config/tilepro/t-tilepro: New file.
8419 * config/tilepro/tilepro-builtins.h: New file.
8420 * config/tilepro/tilepro-c.c: New file.
8421 * config/tilepro/tilepro-generic.md: New file.
8422 * config/tilepro/tilepro-modes.def: New file.
8423 * config/tilepro/tilepro-multiply.h: New file.
8424 * config/tilepro/tilepro-protos.h: New file.
8425 * config/tilepro/tilepro.c: New file.
8426 * config/tilepro/tilepro.h: New file.
8427 * config/tilepro/tilepro.md: New file.
8428 * config/tilepro/tilepro.opt: New file.
8430 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8432 PR tree-optimization/52210
8433 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
8434 vect_model_simple_cost with two entry vect_def_type array instead
8435 of an address of dt.
8437 2012-02-14 Richard Guenther <rguenther@suse.de>
8440 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
8441 Do not stream DECL_QUALIFIER.
8442 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
8443 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
8444 (find_decls_types_r): Do not walk DECL_QUALIFIER.
8446 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8449 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
8452 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8455 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
8456 * cselib.c (cselib_subst_to_values_from_insn): New function.
8457 * sched-deps.c (add_insn_mem_dependence,
8458 sched_analyze_1, sched_analyze_2): Use it.
8460 2012-02-13 Jan Hubicka <jh@suse.cz>
8463 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
8465 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
8467 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
8468 (GTM_SELF_SPECS): Define if not already defined.
8469 (driver_self_specs): Add GTM_SELF_SPECS.
8470 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
8471 (GTM_SELF_SPECS): Define.
8472 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
8473 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
8475 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8477 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
8480 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
8483 * omp-low.c (expand_omp_for): If a static schedule without chunk size
8484 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
8486 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
8489 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
8491 2012-02-13 Richard Guenther <rguenther@suse.de>
8493 PR translation/52211
8494 * passes.c (enable_disable_pass): Fix typo.
8496 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8499 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
8500 XOR for reduce_bit_field if type is unsigned.
8502 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
8504 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
8505 disallow changes from SFmode to mode with different size in FP regs.
8507 2012-02-12 Robert Millan <rmh@gnu.org>
8508 Gerald Pfeifer <gerald@pfeifer.com>
8510 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
8513 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
8515 PR rtl-optimization/52175
8516 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
8517 to frame-related instructions.
8519 2012-02-10 Jason Merrill <jason@redhat.com>
8522 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
8523 (demangle_new_symbols): Fill it.
8524 (scan_linker_output): Walk it.
8525 (start_tweaking): Split out from scan_linker_output.
8526 (maybe_tweak): Update sym->chosen.
8527 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
8529 2012-02-11 Jakub Jelinek <jakub@redhat.com>
8532 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
8534 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
8536 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8537 having the same mode as previous compare.
8539 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
8541 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
8542 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
8543 (nonlocal_goto_internal): Likewise.
8544 (nonlocal_goto): Emit a use and an indirect jump directly.
8546 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
8549 * doc/extend.texi : Update comments for __atomic_compare_exchange and
8550 __atomic_{is,always}_lock_free.
8552 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
8555 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
8556 negative constant address for TARGET_X32.
8558 2012-02-10 Richard Henderson <rth@redhat.com>
8560 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
8561 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
8562 for GIMPLE_TRANSACTION. Tidy if's into a switch.
8564 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8565 Ira Rosen <irar@il.ibm.com>
8567 PR tree-optimization/50031
8568 * targhooks.c (default_builtin_vectorization_cost): Handle
8570 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
8571 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
8572 all types of reduction and pattern statements.
8573 (vect_estimate_min_profitable_iters): Likewise.
8574 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
8575 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
8576 for explicit realigns.
8577 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
8578 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
8580 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
8581 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
8582 vec_perm for VSX and handle vec_promote_demote.
8584 2012-02-10 Jakub Jelinek <jakub@redhat.com>
8587 * builtins.c (fold_builtin_atomic_always_lock_free,
8588 expand_builtin_atomic_always_lock_free,
8589 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
8590 Return and/or test boolean_true_node/boolean_false_node instead of
8591 integer_one_node/integer_zero_node.
8593 2012-02-10 Jan Hubicka <jh@suse.cz>
8596 * predict.c (predict_paths_for_bb): Prevent looping.
8597 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
8599 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
8601 * config/arm/arm.c (output_move_double): In one case properly
8602 count number of instructions that will be emitted.
8604 2012-02-10 Richard Guenther <rguenther@suse.de>
8606 PR translation/52193
8607 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
8609 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
8612 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
8614 2012-02-09 Jakub Jelinek <jakub@redhat.com>
8617 * var-tracking.c (emit_note_insn_var_location): If
8618 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
8619 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
8620 non-NOTE_DURING_CALL_P insn.
8622 2012-02-09 Bin Cheng <bin.cheng@arm.com>
8625 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
8627 2012-02-08 Magnus Granberg <zorry@gentoo.org>
8630 * gcc.c (switch_matches) Support switches with separated form,
8633 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
8635 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
8637 (RAMPZ_ADDR): Ditto.
8638 * config/avr/avr.c (avr_addr_t): New typedef.
8639 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
8640 (avr_init_expanders): Initialize it.
8641 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
8643 (expand_epilogue): Ditto.
8644 (avr_print_operand): Ditto.
8645 (avr_file_start): Ditto.
8646 (avr_emit_movmemhi): Ditto.
8648 2012-02-08 Richard Guenther <rguenther@suse.de>
8650 PR tree-optimization/46886
8651 * tree-flow.h (do_while_loop_p): Declare.
8652 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
8653 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
8655 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
8657 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
8658 always succeed for integers larger than a native word.
8660 2012-02-08 Richard Guenther <rguenther@suse.de>
8662 PR rtl-optimization/52170
8663 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
8664 properly handle integer vector modes.
8666 2012-02-08 Jakub Jelinek <jakub@redhat.com>
8668 PR gcov-profile/52150
8669 * coverage.c: Include target.h.
8670 (build_var): Call targetm.strip_name_encoding on the assembler name.
8671 Change one _ into . or $ if the target allows it.
8672 * Makefile.in (coverage.o): Depend on $(TARGET_H).
8674 PR rtl-optimization/52139
8675 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
8676 is a BARRIER after emit_insn_after_noloc, move BB_END
8677 to the last non-BARRIER insn before it.
8679 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
8682 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
8683 (mips_gimplify_va_arg_expr): Call it instead of
8684 std_gimplify_va_arg_expr.
8686 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8688 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
8689 message for -mno-pointers-to-nested-function.
8691 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
8694 * expr.c (get_inner_reference): If there is an offset, add a negative
8695 bit position to it (if any).
8697 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8699 PR rtl-optimization/52060
8700 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
8701 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
8702 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
8703 and/or i0src_copy2 when needed.
8705 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8707 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
8708 or LTOPLUGINSONAME if have_c.
8710 * config/freebsd-spec.h: Add comment about what macros can be defined
8712 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
8713 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
8716 2012-02-07 Richard Guenther <rguenther@suse.de>
8718 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
8719 newline in -alias dumps.
8721 2012-02-07 Kai Tietz <ktietz@redhat.com>
8722 Dave Korn <dave.korn.cygwin@gmail.com>
8725 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
8726 Take care that typinfo gets dllexport-attribute.
8728 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8731 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
8732 if modifier < EXPAND_SUM call force_operand on the result.
8734 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
8736 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
8737 adding __forwarder_dst__ prefix if a forwarder_section attribute is
8739 (epiphany_function_type): Replace types for specific interrupts with
8740 EPIPHANY_FUNCTION_INTERRUPT.
8741 (EPIPHANY_INTERRUPT_P): Update.
8742 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
8743 New static function.
8744 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
8745 <disinterrupt>: Affects type identity.
8746 (epiphany_handle_interrupt_attribute): Handle variable number of
8748 (epiphany_compute_function_type): Update for new
8749 epiphany_function_type definition.
8750 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
8751 handlers with a longcall forwarder.
8752 (epiphany_start_function): Handle multiple interrupt arguments and/or
8753 forwarder_section attribute.
8755 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
8758 2012-02-07 Alan Modra <amodra@gmail.com>
8761 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
8764 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8766 PR tree-optimization/50969
8767 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
8768 use vec_perm rather than vector_stmt.
8769 (vect_model_load_cost): Likewise.
8770 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
8771 vec_perm to be the same as other vector statements.
8772 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
8773 cost of vec_perm for TARGET_VSX.
8775 2012-02-06 Richard Guenther <rguenther@suse.de>
8777 PR tree-optimization/52115
8778 * tree-sra.c (access_has_replacements_p): New function.
8779 (sra_modify_assign): Use it to decide whether a use is uninitialized.
8781 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
8784 * trans-mem.c (expand_call_tm): Add an assertion.
8785 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
8788 2012-02-06 Richard Guenther <rguenther@suse.de>
8790 PR tree-optimization/50955
8791 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
8792 raise cost of expressions that replace an address with an
8793 expression based on a different pointer.
8795 2012-02-06 Jakub Jelinek <jakub@redhat.com>
8798 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
8799 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
8801 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
8804 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
8805 -Weffc++ and specify guidelines come from second edition.
8807 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8809 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
8810 (sibcall_value_multiple_internal, call_split, call_internal_direct)
8811 (call_direct_split, call_value_split, call_value_internal_direct)
8812 (call_value_direct_split, call_value_multiple_split): Use jal and
8813 jal_macro attributes.
8815 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8817 * reload1.c (reload_regs_reach_end_p): Replace with...
8818 (reload_reg_rtx_reaches_end_p): ...this function.
8819 (new_spill_reg_store): Update commentary.
8820 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
8821 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
8822 before setting new_spill_reg_store.
8823 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
8824 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
8825 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
8826 for non-spill reload registers.
8828 2012-02-05 Ira Rosen <irar@il.ibm.com>
8830 PR tree-optimization/52091
8831 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
8832 (vect_is_simple_use_1): Likewise.
8833 * tree-vect-loop.c (vectorizable_reduction): Update calls
8834 to vect_is_simple_use_1 and vect_is_simple_use.
8835 (vectorizable_live_operation): Likewise.
8836 * tree-vect-patterns.c (widened_name_p,
8837 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
8838 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
8839 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8840 vectorizable_shift,vectorizable_operation, vectorizable_store,
8841 vectorizable_load): Likewise.
8842 (vect_is_simple_cond): Add an argument, pass it to
8843 vect_is_simple_use_1.
8844 (vectorizable_condition): Update calls to vect_is_simple_cond,
8846 (vect_is_simple_use): Add an argument, the statement in which
8847 OPERAND is used. Check that if OPERAND's def stmt is a double
8848 reduction phi node, the use is a phi node too.
8849 (vect_is_simple_use_1): Add an argument, pass it to
8851 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
8852 to vect_is_simple_use.
8854 2012-02-04 Jakub Jelinek <jakub@redhat.com>
8856 PR rtl-optimization/52095
8857 * modulo-sched.c (dump_insn_locator): New function.
8858 (loop_canon_p, sms_schedule): Use it.
8860 PR rtl-optimization/52113
8861 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
8862 even for decomposable shift/zext insns.
8864 2012-02-03 Jakub Jelinek <jakub@redhat.com>
8865 Zdenek Dvorak <ook@ucw.cz>
8867 PR rtl-optimization/52092
8868 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
8869 on get_iv_value result.
8871 2012-02-02 Andrew Pinski <apinski@cavium.com>
8875 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
8877 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8880 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
8882 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
8884 PR rtl-optimization/49800
8885 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
8886 (sched_finish): Call regstat_free_n_sets_and_refs.
8888 2012-02-02 Jia Liu <proljc@gmail.com>
8890 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
8893 2012-02-02 Jan Hubicka <jh@suse.cz>
8894 Tom de Vries <tom@codesourcery.com>
8897 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
8898 * varpool.c (varpool_analyze_pending_decls): Likewise.
8900 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
8901 Jayant R Sonar <jayant.sonar@kpitcummins.com>
8903 * config.gcc: Add cr16-* support.
8905 * doc/extend.texi: Document cr16 extensions.
8906 * doc/install.texi: Document cr16 install.
8907 * doc/invoke.texi: Document cr16 options.
8908 * doc/md.texi: Document cr16 constraints.
8910 * common/config/cr16/cr16-common.c: New file.
8911 * config/cr16/cr16.c: New file.
8912 * config/cr16/cr16.h: New file.
8913 * config/cr16/cr16.md: New file.
8914 * config/cr16/cr16.opt: New file.
8915 * config/cr16/cr16-protos.h: New file.
8916 * config/cr16/predicates.md: New file.
8917 * config/cr16/constraints.md: New file.
8918 * config/cr16/t-cr16: New file.
8920 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8923 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
8924 that operands[2] is either immediate, or q_regs_operand.
8926 PR tree-optimization/52073
8927 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
8928 a pattern stmt for pattern uses, ignore uses outside of the loop.
8930 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8932 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
8933 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
8934 (OUT_AS1, OUT_AS2): Remove.
8936 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8938 PR rtl-optimization/51374
8939 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
8940 to cross other volatile_refs_p insns.
8942 2012-02-01 Richard Guenther <rguenther@suse.de>
8944 * doc/invoke.texi (fno-inline): Clarify documentation.
8945 (finline-small-functions): Likewise.
8946 (finline-functions): Likewise.
8947 * common.opt (finline): Adjust comment and documentation.
8948 (finline-small-functions): Clarify documentation.
8949 (finline-functions): Likewise.
8950 (finline-functions-called-once): Likewise.
8952 2012-02-01 Tristan Gingold <gingold@adacore.com>
8954 * c-typeck.c (composite_type): Keep mode for pointers.
8956 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
8958 * function.h (regno_reg_rtx): Adjust comment.
8959 * reginfo.c (init_reg_modes_target): Only use the previous mode
8960 if it fits within one register. Remove MIPS comment.
8962 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8965 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
8967 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8969 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
8970 to srak instruction.
8972 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8974 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
8976 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8981 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
8983 2012-01-31 Richard Guenther <rguenther@suse.de>
8985 PR tree-optimization/51528
8986 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
8989 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8994 * ree.c (add_removable_extension): Change def_map argument
8995 to unsigned *, store in def_map 1 + offset into *insn_list vector
8996 instead of pointers into the vector.
8997 (find_removable_extensions): Adjust caller.
8999 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
9001 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
9002 Transform all "* quoted-c-code" to { c-code }.
9003 Remove redundant test for "optimize" in combine patterns.
9004 Move (include "avr-dimode.md") to end of file.
9006 2012-01-30 Bin Cheng <bin.cheng@arm.com>
9009 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
9010 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
9012 2012-01-30 Richard Guenther <rguenther@suse.de>
9014 PR tree-optimization/52028
9015 * tree-loop-distribution.c (ldist_gen): Properly update
9018 2012-01-30 Jakub Jelinek <jakub@redhat.com>
9021 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
9022 set_cur_line_info_table if not emitting debug info.
9024 PR tree-optimization/52046
9025 * tree-vect-patterns.c (check_bool_pattern): Give up if
9026 a comparison could throw.
9029 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
9031 2012-01-30 Richard Guenther <rguenther@suse.de>
9033 PR tree-optimization/52045
9034 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
9035 SSA form if cfgcleanup did anything.
9037 2012-01-30 Richard Guenther <rguenther@suse.de>
9039 PR tree-optimization/52045
9040 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
9041 before computing final todo.
9043 2012-01-30 Richard Guenther <rguenther@suse.de>
9045 PR tree-optimization/51528
9046 * tree-sra.c (sra_modify_assign): Re-factor in preparation
9049 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
9051 * df-problems.c (df_kill_notes): Check that the use refers
9052 to the note under examination.
9054 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
9057 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
9058 parameter and use short-lived pseudos.
9059 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
9060 (sparc_expand_vector_init): Const-ify local variables and adjust
9061 calls to above functions.
9063 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
9065 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
9067 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
9069 * doc/invoke.texi: Make usage of "compile time" and
9070 "run time"/"runtime" consistent throughout the file.
9072 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
9074 * config/alpha/alpha.c (alpha_option_override): Default to
9075 full IEEE compliance mode for Go language.
9077 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
9079 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
9080 (LINK_SSP_SPEC): Define.
9082 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9085 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
9088 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
9090 * doc/invoke.texi: Correct hyphenation of "floating point",
9091 "double precision", and related terminology throughout the file.
9093 2012-01-28 Jakub Jelinek <jakub@redhat.com>
9096 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
9097 arm_general_register_operand predicate for operand 2 instead of
9100 2012-01-27 Ian Lance Taylor <iant@google.com>
9103 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
9104 * builtins.c (expand_builtin_init_trampoline): Add onstack
9105 parameter. Change caller.
9106 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
9107 * tree.c (build_common_builtin_nodes): Declare
9108 __builtin_init_heap_trampoline.
9110 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
9112 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
9113 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
9114 * config/avr/avr.c: Ditto.
9115 (avr_regnames): Remove because unused.
9116 * config/avr/avr.md (*cpse.ne): New peephole.
9117 (*cpse.eq): New peephole from former cpse peepholes.
9119 2012-01-27 Michael Eager <eager@eagercon.com>
9121 * config/microblaze.c (microblaze_emit_compare): Correct
9122 test after pcmp instruction.
9124 2012-01-27 Richard Guenther <rguenther@suse.de>
9126 PR tree-optimization/52020
9127 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
9129 2012-01-27 Richard Guenther <rguenther@suse.de>
9131 * ipa-pure-const.c (check_stmt): Clobbers do not make a
9132 function non-const/pure.
9134 2012-01-27 Richard Guenther <rguenther@suse.de>
9136 PR tree-optimization/50444
9137 * tree-sra.c (build_ref_for_offset): Properly adjust the
9138 MEM_REF type for unaligned accesses.
9140 2012-01-27 Richard Guenther <rguenther@suse.de>
9142 PR tree-optimization/50444
9143 * expr.c (mem_ref_refers_to_non_mem_p): New function.
9144 (expand_assignment): Use it. Properly handle misaligned
9145 bases when expanding stores to component references.
9146 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
9149 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
9152 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
9153 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
9154 * tree-data-ref.c (find_data_references_in_loop): Make static.
9155 (compute_all_dependences): Change return type to bool. Bail out
9156 for too many datarefs in a loop. Move the hunk resetting the data
9157 dependences vector from ...
9158 (compute_data_dependences_for_loop): ... here. Account for
9159 compute_all_dependences returning false.
9160 (compute_data_dependences_for_bb): Likewise.
9161 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
9162 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
9164 2012-01-27 Richard Guenther <rguenther@suse.de>
9167 * expr.c (store_field): Use the alias-set of the scratch memory
9170 2012-01-27 Tom de Vries <tom@codesourcery.com>
9172 PR tree-optimization/51990
9173 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9175 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
9177 2012-01-27 Jakub Jelinek <jakub@redhat.com>
9180 * var-tracking.c (reverse_op): Don't add any reverse operation
9181 if V already has any constant locations.
9183 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
9185 * doc/invoke.texi: Correct usage of "command line" (noun)
9186 vs "command-line" (adjective) throughout.
9188 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
9190 * doc/invoke.texi (Language Independent Options): Move
9191 -Wcoverage-mismatch blurb from here....
9192 (Warning Options): ...to here.
9194 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
9196 * config/rs6000/rs6000.c (rs6000_option_override_internal):
9197 Set rs6000_always_hint to false for 476.
9199 2012-01-27 Matthias Klose <doko@ubuntu.com>
9201 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
9203 * incpath.c (add_standard_paths): Likewise.
9205 2012-01-27 Richard Henderson <rth@redhat.com>
9207 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9208 * config/m68k/sync.md (atomic_test_and_set): Rename from
9209 sync_test_and_setqi and adjust the operands.
9210 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
9211 and unconditionally enable.
9213 2012-01-27 Richard Henderson <rth@redhat.com>
9215 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9216 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
9217 (ldstub): Rename from ldstubqi.
9218 (ldstub<I24MODE>): Remove.
9220 2012-01-27 Richard Henderson <rth@redhat.com>
9222 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9223 * c-cppbuiltin.c (cpp_atomic_builtins): Define
9224 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
9225 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
9226 * doc/tm.texi: Rebuild.
9228 2012-01-27 Richard Henderson <rth@redhat.com>
9230 * optabs.c (gen_atomic_test_and_set): Remove default.
9231 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
9233 2012-01-26 Jakub Jelinek <jakub@redhat.com>
9235 PR rtl-optimization/51978
9236 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
9237 (combine_reaching_defs): Likewise.
9238 (struct re_info): Remove.
9239 (add_removable_extension): Remove x and data arguments,
9240 add insn, insn_list and def_map. Use the arguments directly
9241 instead of using struct re_info.
9242 (find_removable_extensions): Don't call add_removable_extension
9243 through note_stores, instead just call it with single_set
9245 (find_and_remove_re): Pass curr_cand->expr instead of
9246 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
9248 2012-01-26 Michael Matz <matz@suse.de>
9250 PR tree-optimization/46590
9251 * cfgexpand.c: Revert last change (r183305).
9252 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
9254 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
9255 checking for emptiness.
9257 2012-01-26 Jakub Jelinek <jakub@redhat.com>
9260 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
9261 non-addressable non-BLKmode base correctly.
9263 2012-01-26 Michael Matz <matz@suse.de>
9265 PR tree-optimization/48794
9266 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
9267 regions referenced from RESX/EH_DISPATCH.
9269 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9271 * config/s390/s390.h: Make BRANCH_COST an option.
9272 * config/s390/s390.opt: New option -mbranch-cost.
9274 2012-01-26 Richard Henderson <rth@redhat.com>
9276 Revert 2012-01-24 change:
9277 * trans-mem.c (requires_barrier): Do not instrument thread local
9278 variables and emit save/restore for them.
9280 2012-01-25 Jakub Jelinek <jakub@redhat.com>
9283 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
9286 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
9288 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
9291 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
9294 Rename __pgm to __flash.
9295 Rename __pgm1 to __flash1.
9296 Rename __pgm2 to __flash2.
9297 Rename __pgm3 to __flash3.
9298 Rename __pgm4 to __flash4.
9299 Rename __pgm5 to __flash5.
9300 Rename __pgmx to __memx.
9301 * doc/extend.texi (AVR Named Address Spaces)
9302 Rename address space names as indicated above.
9303 * config/avr/avr.c (avr_addrspace): Ditto.
9305 * config/avr/avr-protos.h
9306 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
9307 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
9308 * config/avr/predicates.md: Ditto.
9309 * config/avr/avr.c Ditto, and
9310 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
9311 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
9313 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
9314 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
9315 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
9316 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
9317 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
9318 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
9319 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
9320 * config/avr/avr.c: Ditto.
9321 * config/avr/avr.md: Ditto.
9323 2012-01-25 Jason Merrill <jason@redhat.com>
9326 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
9328 2012-01-25 Jakub Jelinek <jakub@redhat.com>
9330 PR tree-optimization/51987
9331 * tree-data-ref.c (get_references_in_stmt): Handle references in
9332 non-volatile GIMPLE_ASM.
9334 2012-01-25 Richard Guenther <rguenther@suse.de>
9336 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
9337 bases are dereferenced.
9339 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
9341 PR rtl-optimization/48374
9342 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
9344 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
9346 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
9347 compute_data_dependences_for_loop returns false.
9348 * tree-parloops.c (loop_parallel_p): Likewise.
9350 2012-01-25 Richard Guenther <rguenther@suse.de>
9352 * tree.h (get_pointer_alignment_1): Declare.
9353 * builtins.c (get_pointer_alignment_1): New function.
9354 (get_pointer_alignment): Use it.
9356 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9358 PR rtl-optimization/48308
9359 * combine.c (enum undo_kind): Add UNDO_LINKS.
9360 (struct undo): Add member l to other_contents and where.
9361 (do_SUBST_LINK): New.
9363 (try_combine): Handle LOG_LINKS for the dummy i1 case.
9364 (undo_all): Handle UNDO_LINKS.
9366 2012-01-25 Richard Henderson <rth@redhat.com>
9368 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
9371 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9373 * optabs.c (gen_atomic_test_and_set): Use each argument.
9375 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9377 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
9378 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
9379 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
9380 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
9381 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
9382 TARGET_PAIRED_SINGLE_FLOAT.
9384 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9386 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
9387 (in_struct, return_val): Remove MEM documentation.
9388 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
9389 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
9390 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
9392 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
9393 * cfgexpand.c (add_alias_set_conflicts): Likewise.
9394 * expr.c (store_field): Likewise.
9395 * function.c (assign_stack_temp_for_type): Likewise.
9396 * ifcvt.c (noce_try_cmove_arith): Likewise.
9397 * reload1.c (reload): Likewise.
9398 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
9399 (alpha_set_memflags): Likewise.
9400 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
9402 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9404 * rtl.h (true_dependence, canon_true_dependence): Remove varies
9406 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
9407 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
9408 (true_dependence_1, true_dependence, canon_true_dependence): Remove
9410 * cselib.c (cselib_rtx_varies_p): Delete.
9411 (cselib_invalidate_mem): Update call to canon_true_dependence.
9412 * dse.c (record_store, check_mem_read_rtx): Likewise.
9413 (scan_reads_nospill): Likewise.
9414 * cse.c (check_dependence): Likewise.
9415 (cse_rtx_varies_p): Delete.
9416 * expr.c (safe_from_p): Update call to true_dependence.
9417 * ira.c (validate_equiv_mem_from_store): Likewise.
9418 (memref_referenced_p): Likewise.
9419 * postreload-gcse.c (find_mem_conflicts): Likewise.
9420 * sched-deps.c (sched_analyze_2): Likewise.
9421 * store-motion.c (load_kills_store): Likewise.
9422 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
9423 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9424 (compute_transp): Update call to canon_true_dependence.
9426 2012-01-25 Richard Henderson <rth@redhat.com>
9428 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
9429 (maybe_emit_atomic_test_and_set): New.
9430 (expand_sync_lock_test_and_set): Use it.
9431 (expand_atomic_test_and_set): Likewise.
9432 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
9433 the implementation; clarify implementation defined details.
9434 * doc/md.texi (atomic_test_and_set): Document.
9436 2012-01-25 Richard Henderson <rth@redhat.com>
9438 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
9440 2012-01-25 Richard Henderson <rth@redhat.com>
9443 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
9444 to effect no-op split.
9446 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
9449 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
9450 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
9451 (BT_FN_VOID_PTR_INT_SIZE): New.
9452 (BT_FN_UINT_UINT_VAR): Remove.
9453 (BT_FN_UINT32_UINT32_VAR): New.
9454 (BT_FN_DOUBLE_VPTR): Remove.
9455 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
9457 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
9458 (_ITM_changeTransactionMode): Same.
9459 (_ITM_memmoveRtWt): Change return type to void.
9460 (_ITM_memcpyRtWt): Same.
9461 (_ITM_memsetW): Same.
9462 (_ITM_RaRD): Change types to double.
9467 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
9469 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
9470 Patrick Marlier <patrick.marlier@gmail.com>
9472 * trans-mem.c (requires_barrier): Do not instrument thread local
9473 variables and emit save/restore for them.
9475 2012-01-24 Jason Merrill <jason@redhat.com>
9478 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
9479 output static aliases.
9481 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9484 * common.opt (-pie, -shared, pie, shared): Change from Common to
9486 * gcc.c (display_help): Display help for -pie and -shared.
9488 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
9491 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
9492 Remove note on size/offset limitation.
9493 (AVR Variable Attributes): Add example how to read data located
9494 with progmem. Refer to named address spaces.
9495 * doc/invoke.texi (AVR Options): Fix typo.
9497 2012-01-24 Richard Guenther <rguenther@suse.de>
9499 Forward-port to trunk
9500 2010-09-21 Jakub Jelinek <jakub@redhat.com>
9503 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
9504 op0 isn't sufficiently aligned and there is movmisalignM
9505 insn for mode, use it to load op0 into a temporary register.
9507 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9510 * target.def (const_not_ok_for_debug_p): New hook.
9511 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
9513 * doc/tm.texi: Regenerated.
9514 * dwarf2out.c (const_ok_for_output_1): If
9515 targetm.const_not_ok_for_debug_p returns true, fail.
9516 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
9518 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
9520 2012-01-23 Kai Tietz <ktietz@redhat.com>
9523 * config/i386/predicates.md (symbolic_operand): Allow
9524 UNSPEC_PCREL as PIC expression for lea.
9525 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
9526 * config/i386/i386.c (ix86_delegitimize_address): Handle
9527 UNSPEC_PCREL for none-MEM, too.
9529 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9531 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
9532 (ipa_tm_create_version_alias): Same.
9534 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
9537 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
9538 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
9540 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9541 Patrick Marlier <patrick.marlier@gmail.com>
9542 Iain Sandoe <developer@sandoe-acoustics.co.uk>
9545 * lto-wrapper.c (run_gcc): Pass the LTO section name to
9546 simple_object_start_read.
9548 2012-01-23 Richard Guenther <rguenther@suse.de>
9551 PR tree-optimization/51895
9552 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
9553 parameter decomposition into BLKmode components.
9555 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
9557 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
9558 fake variables for restrict-qualified pointers whose pointed-to type
9559 contains a placeholder.
9561 2012-01-23 Richard Guenther <rguenther@suse.de>
9563 PR tree-optimization/51949
9564 * ipa-split.c (execute_split_functions): Do not split malloc functions.
9566 2012-01-23 Jakub Jelinek <jakub@redhat.com>
9568 PR rtl-optimization/51933
9569 * ree.c (transform_ifelse): Return true right away if dstreg is
9570 already wider or equal to cand->mode.
9571 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
9572 (make_defs_and_copies_lists): Remove defs_list and copies_list
9573 arguments, add state argument, just truncate state->work_list
9574 instead of always allocating and freeing the vector. Assert that
9575 get_defs succeeds instead of returning 2. Changed return type to bool.
9576 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
9577 have ext_src_mode, see if it has been modified already with the
9578 right kind of extension and has been extended before from the
9579 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
9580 just return true. Remember the original mode in state->modified array.
9581 (combine_reaching_defs): Add state argument. Don't allocate and
9582 free here def_list, copied_list and vec vectors, instead just
9583 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
9584 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
9585 Add state variable, clear vectors in it, initialize state.modified
9586 if needed. Free all the vectors at the end and state.modified too.
9587 Don't skip a candidate if the extension expression has been modified.
9589 2012-01-22 Douglas B Rupp <rupp@gnat.com>
9592 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
9593 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
9594 (extra_options) interix.opt -> i386/interix.opt"
9595 (extra_objs):Add winnt-stubs.o
9596 * configure.ac: Add interix to target_os .comm on PE check.
9597 * configure: Regenerate.
9598 * config/interix3.h: Delete and move bits to..
9599 * config/interix.h: Delete and move bits to..
9600 * config/i386/i386-interix3.h: Delete and move bits to..
9601 * config/i386/i386-interix.h: ..here.
9602 (TARGET_CPU_DEFAULT): Remove redefinition.
9603 (TARGET_ASM_CONSTRUCTOR): Undefine.
9604 (SUBTARGET_SWITCHES): Define for ms-bitfields.
9605 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
9606 (PTRDIFF_TYPE): Define.
9607 (LONG_DOUBLE_TYPE_SIZE): Define.
9608 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
9609 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
9610 (TARGET_SECTION_TYPE_FLAGS): Define.
9611 (ASM_DECLARE_FUNCTION_NAME): Define.
9612 (ASM_OUTPUT_EXTERNAL): Define.
9613 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9614 (ASM_OUTPUT_ALIGNED_BSS): Define.
9615 (PCC_BITFIELD_TYPE_MATTERS): Define.
9616 (USE_CONST_SECTION): Define.
9617 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
9618 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9619 (SUPPORTS_ONE_ONLY): Remove.
9620 (I386_PE_STRIP_ENCODING): Define.
9621 * config/interix.opt: Delete and move bits to..
9622 * config/i386/interix.opt: ..here. New.
9623 (mpe-aligned-commons): Add.
9624 * config/i386/t-interix: Add copyright header.
9625 (winnt-stubs.o): Add rule.
9627 2012-01-22 Jason Merrill <jason@redhat.com>
9630 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
9631 for extra name aliases.
9633 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
9635 PR rtl-optimization/51924
9636 * ree.c (combine_set_extension): Improve debugging message.
9637 (combine_reaching_defs): Likewise.
9638 (get_defs): Rename confusingly named variable.
9639 (find_and_remove_re): Skip a candidate if the extension expression has
9642 2012-01-21 Robert Millan <rmh@gnu.org>
9643 Gerald Pfeifer <gerald@pfeifer.com>
9645 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
9646 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
9648 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9650 PR tree-optimization/51914
9651 * tree-vect-stmts.c (vectorizable_conversion): For
9652 cvt_type && modifier == WIDEN, put temporary with cvt_type
9653 at the beginning of vec_dsts and set vec_dest to temporary
9656 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
9658 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
9660 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
9662 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
9663 * config/rs6000/rs6000.c: Likewise.
9665 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9668 * config/arm/arm.c (arm_count_output_move_double_insns): Call
9669 output_move_double on a copy of operands array.
9671 2012-01-20 Cary Coutant <ccoutant@google.com>
9672 Dodji Seketeli <dodji@redhat.com>
9675 * dwarf2out.c (copy_declaration_context): Return ref to parent
9676 of declaration DIE, if necessary.
9677 (remove_child_or_replace_with_skeleton): Add new parameter; update
9678 caller. Place skeleton DIE under parent DIE of original declaration.
9679 Move call to copy_declaration_context to here ...
9680 (break_out_comdat_types): ... from here.
9682 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9684 PR rtl-optimization/51856
9685 * reload.c (find_reloads_subreg_address): Set the address_reloaded
9688 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9691 * config/arm/arm.c (arm_print_operand): Correct output of alignment
9692 hints for neon loads and stores.
9694 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
9698 * doc/extend.texi (Named Address Spaces): Split into subsections.
9699 (AVR Named Address Spaces): New subsection.
9700 (M32C Named Address Spaces): New subsection.
9701 (RL78 Named Address Spaces): New subsection.
9702 (SPU Named Address Spaces): New subsection.
9703 (Variable Attributes): New anchor "AVR Variable Attributes".
9704 (AVR Variable Attributes): Rewrite and avoid wording
9705 "address space" in this context.
9706 * doc/invoke.texi (AVR Options): Rewrite and add documentation
9707 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
9708 (AVR Built-in Macros): New subsubsection therein.
9709 * doc/md.texi (AVR constraints): Remove "C04", "R".
9711 2012-01-20 Richard Guenther <rguenther@suse.de>
9713 PR tree-optimization/51903
9714 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
9715 when removing stmts.
9717 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9720 * config/arm/arm.c (arm_load_pic_register): Use
9721 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
9722 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
9723 (arm_pic_static_addr): Likewise.
9724 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
9725 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
9726 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
9727 (pic_load_addr_unified): New.
9729 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
9732 * function.c (instantiate_virtual_regs_in_insn): Use
9733 delete_insn_and_edges when removing a wrong asm insn.
9735 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
9737 PR rtl-optimization/40761
9738 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
9739 Add new member loop_num.
9740 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
9741 (ira_build): Remove the parameter.
9743 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
9744 (ira.c): Do not build CFG loops for one region allocation. Remove
9745 argument from ira_build call.
9747 * ira-build.c (init_loop_tree_node): New function.
9748 (create_loop_tree_nodes): Use it. Separate the case when CFG
9749 loops are not built.
9750 (more_one_region_p): Check current_loops.
9751 (finish_loop_tree_nodes): Separate the case when CFG loops are not
9753 (add_loop_to_tree): Process loop equal to NULL too.
9754 (form_loop_tree): Separate the case when CFG loops are not built.
9755 Use explicitly number for the root.
9756 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
9758 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
9759 instead of loop->num.
9760 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
9761 (mark_all_loops_for_removal): Ditto.
9762 (remove_unnecessary_regions): Separate the case when CFG loops
9764 (ira_build): Remove the parameter. Use explicit number of regions
9765 when CFG loops are not built.
9767 * ira-color.c (print_loop_title): Separate the case for the root node.
9768 Use loop_num instead of loop->num.
9769 (move_spill_restore): Use loop_num instead of loop->num.
9771 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
9772 (change_loop): Ditto.
9773 (change_loop): Use loop_num instead of loop->num.
9775 * ira-lives.c (process_bb_node_lives): Ditto.
9777 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
9779 * ira-conflicts.c (print_allocno_conflicts): Ditto.
9781 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9784 * tree-mudflap.c (mf_artificial): New function.
9785 (execute_mudflap_function_ops, execute_mudflap_function_decls,
9786 mx_register_decls, mudflap_enqueue_decl): Use it.
9789 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
9790 numbers in the insn pattern.
9792 2012-01-19 Michael Matz <matz@suse.de>
9794 PR tree-optimization/46590
9795 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
9796 use it in remembering which conflicts we already created.
9797 (add_scope_conflicts): Adjust call to above, (de)allocate helper
9800 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
9803 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
9804 (merge_and_complain): Same.
9806 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9809 * config/initfini-array.h: Guard content of the header
9810 with #ifdef HAVE_INITFINI_ARRAY.
9811 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
9812 Add initfini-array.h to tm_file here.
9813 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
9814 * config.gcc: Don't add initfini-array.h to tm_file here.
9815 * configure: Regenerated.
9817 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
9819 PR rtl-optimization/51505
9820 * df-problems.c (df_kill_notes): New parameter live. Update comment.
9821 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
9822 (df_note_bb_compute): Update the call to df_kill_notes.
9824 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
9826 * trans-mem.c (requires_barrier): Remove call to is_global_var.
9828 2012-01-18 Richard Guenther <rguenther@suse.de>
9830 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
9831 of conversions to void *.
9833 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9834 Richard Sandiford <rdsandiford@googlemail.com>
9838 * optabs.h (simplify_expand_binop): Declare.
9839 * optabs.c (simplify_expand_binop): Make global.
9840 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
9841 endian targets if the source cannot be exactly covered by word
9844 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9847 * hard-reg-set.h (struct hard_reg_set_container): New type.
9848 * target.h (struct hard_reg_set_container): Forward declare.
9849 * target.def (set_up_by_prologue): New target hook.
9850 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
9851 * doc/tm.texi: Regenerated.
9852 * function.c (thread_prologue_and_epilogue_insns): Change
9853 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
9854 Call targetm.set_up_by_prologue on it.
9855 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
9856 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
9858 2012-01-17 Nick Clifton <nickc@redhat.com>
9860 * config/rx/rx.c (rx_can_use_simple_return): New function.
9861 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
9862 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
9864 2012-01-17 Richard Guenther <rguenther@suse.de>
9867 * expr.c (expand_assignment): Take address-space information
9868 from the address operand of MEM_REF and TARGET_MEM_REF.
9869 (expand_expr_real_1): Likewise.
9871 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9873 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
9874 reload dump is requested.
9876 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
9879 * trans-mem.c (requires_barrier): Call may_be_aliased.
9881 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9883 PR tree-optimization/51877
9884 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
9885 call arguments and fndecls compare equal, instead return false if they
9886 don't. Return true only if lhs1 and lhs2 are either both NULL, or
9887 both SSA_NAMEs that are valueized the same, or they satisfy
9890 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9892 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
9894 * configure: Regenerate.
9896 2012-01-16 Jan Hubicka <jh@suse.cz>
9900 * convert.c (convert_to_integer): Use fold_convert for
9901 converting an INTEGER_CST to integer type.
9903 2012-01-16 Jason Merrill <jason@redhat.com>
9906 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
9908 2012-01-16 Jakub Jelinek <jakub@redhat.com>
9911 * config/s390/s390.c (s390_chunkify_start): Don't skip
9912 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
9913 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
9914 If insn is followed by NOTE_INSN_VAR_LOCATION or
9915 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
9916 Don't use location of note insns.
9918 PR tree-optimization/51865
9919 * tree-inline.c (tree_function_versioning): Call remap_decl
9920 on DECL_RESULT whenever it has VOID_TYPE_P type.
9922 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9924 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
9925 for calls to locally-binding MIPS16 functions if only the return
9926 type uses float regs.
9928 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
9929 Richard Sandiford <rdsandiford@googlemail.com>
9931 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
9932 (SYMBOL_32_HIGH): Likewise.
9933 (mips_output_tls_reloc_directive): Declare.
9934 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
9935 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
9936 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
9937 (mips_lo_relocs, mips_hi_relocs): Make extern.
9938 (mips16_stub_function): Move up file.
9939 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
9940 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
9941 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
9942 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
9943 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
9944 (mips_get_tp): Add MIPS16 support.
9945 (mips_legitimize_tls_address): Remove MIPS16 sorry().
9946 Generalize DTPREL and TPREL handling.
9947 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
9948 Add MIPS16 TLS support.
9949 (mips_output_tls_reloc_directive): New function.
9950 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
9951 * config/mips/predicates.md (symbolic_operand_with_high)
9952 (tls_reloc_operand): New predicates.
9953 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
9954 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
9955 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
9956 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
9957 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
9958 (*tls_get_tp_mips16_call_<mode>): Likewise.
9960 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
9962 PR rtl-optimization/51821
9963 * recog.c (peep2_find_free_register): Determine clobbered registers
9966 2012-01-14 Denis Chertykov <chertykov@gmail.com>
9969 * config/avr/avr-protos.h: Revert change of 2012-01-09.
9970 * config/avr/avr.c: Likewise.
9971 * config/avr/avr.h: Likewise.
9973 2012-01-13 Ian Lance Taylor <iant@google.com>
9976 * tree.h (TYPE_QUALS): Add cast to int.
9977 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
9979 2012-01-13 Ian Lance Taylor <iant@google.com>
9981 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
9982 comparing param_index to VEC_length result.
9984 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
9986 * c-decl.c: Do not include tree-mudflap.h
9987 * tree-optimize.c: Likewise.
9988 * Makefile.in: Update dependencies.
9990 2012-01-13 Richard Guenther <rguenther@suse.de>
9993 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
9994 variable-sized result always use RSO.
9996 2012-01-12 DJ Delorie <dj@redhat.com>
9998 * cfgexpand.c (convert_debug_memory_address): Allow any valid
9999 pointer type, not just the default pointer type.
10001 2012-01-09 Richard Henderson <rth@redhat.com>
10002 Denis Chertykov <chertykov@gmail.com>
10005 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
10006 * config/avr/avr.c (avr_can_eliminate): Simplify.
10007 (avr_initial_elimination_offset): Likewise.
10008 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
10009 (expand_epilogue): Likewise.
10010 (avr_legitimize_address): Gut.
10011 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
10012 (avr_hard_regno_nregs): New.
10013 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
10014 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
10015 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
10016 add soft frame pointer.
10017 (CALL_USED_REGISTERS): Likewise.
10018 (REG_CLASS_CONTENTS): Likewise.
10019 (REGISTER_NAMES): Likewise.
10020 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
10021 (HARD_FRAME_POINTER_REGNUM): New.
10022 (FRAME_POINTER_REGNUM): Use soft frame pointer.
10023 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
10024 remove the HARD_FRAME_POINTER self-elimination.
10026 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
10029 * config/avr/avr.c (avr_encode_section_info): Test for absence of
10030 DECL_EXTERNAL when checking for initializers of progmem variables.
10032 2012-01-12 Ira Rosen <irar@il.ibm.com>
10034 PR tree-optimization/51799
10035 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
10036 that the last operation is a type demotion.
10038 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
10040 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
10041 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
10043 2012-01-11 Jakub Jelinek <jakub@redhat.com>
10046 * combine.c (distribute_notes): If i3 is a noreturn call,
10047 allow old_size to be equal to args_size and make sure the
10048 noreturn call gets REG_ARGS_SIZE note.
10049 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
10050 on noreturn calls even when the delta is 0.
10052 2012-01-11 Nathan Sidwell <nathan@acm.org>
10054 * gcov.c (STRING_SIZE): Remove.
10055 (generate_results): Erase annotations for source files with no
10056 coverage information.
10058 (output_lines): Use it.
10060 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
10062 * gimple.h (gimplify_body): Remove first argument.
10063 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
10064 pointer set here, instead just pass DATA to walk_tree.
10065 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
10066 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
10067 (unvisit_body): Likewise, but with unmark_visited.
10068 (gimplify_body): Remove BODY_P argument and adjust.
10069 (gimplify_function_tree): Adjust call to gimplify_body.
10070 * omp-low.c (finalize_task_copyfn): Likewise.
10072 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
10074 * tree.h (build_function_decl_skip_args): Add boolean parameter.
10075 (build_function_type_skip_args): Delete.
10076 * tree.c (build_function_type_skip_args): Make static and add
10077 SKIP_RETURN parameter. Fix thinko in the handling of variants.
10078 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
10079 pass it to build_function_type_skip_args.
10080 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
10081 (tree_function_versioning): Likewise.
10082 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
10083 build_function_decl_skip_args.
10084 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
10085 and pass it to build_function_decl_skip_args/tree_function_versioning.
10086 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
10087 * ipa-inline-transform.c (save_inline_function_body): Likewise.
10088 * trans-mem.c (ipa_tm_create_version): Likewise.
10089 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
10090 * tree-inline.c (declare_return_variable): Remove always-true test.
10091 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
10092 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
10093 * ipa-split.c (split_function): Skip the return value for the split
10094 part if it doesn't return.
10096 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10098 PR tree-optimization/49642
10099 * ipa-split.c (forbidden_dominators): New variable.
10100 (check_forbidden_calls): New function.
10101 (dominated_by_forbidden): Likewise.
10102 (consider_split): Check for forbidden dominators.
10103 (execute_split_functions): Initialize and free forbidden
10104 dominators info; call check_forbidden_calls.
10106 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10108 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
10110 2012-01-11 Nick Clifton <nickc@redhat.com>
10112 * config/rx/rx.md (return): Define pattern.
10114 2012-01-11 Richard Guenther <rguenther@suse.de>
10116 * doc/extend.texi (malloc attribute): Adjust according to
10119 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
10120 Patrick Marlier <patrick.marlier@gmail.com>
10122 PR middle-end/51516
10123 * trans-mem.c (get_cg_data): Traverse aliases if requested.
10124 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
10125 (ipa_tm_note_irrevocable): Same.
10126 (ipa_tm_scan_irr_block): Same.
10127 (ipa_tm_decrement_clone_counts): Same.
10128 (ipa_tm_scan_irr_function): Same.
10129 (ipa_tm_create_version_alias): Same.
10130 (ipa_tm_create_version): Same.
10131 (ipa_tm_transform_calls_redirect): Same.
10132 (ipa_tm_transform_calls): Same.
10133 (ipa_tm_transform_transaction): Same.
10134 (ipa_tm_execute): Same.
10136 2012-01-10 Richard Guenther <rguenther@suse.de>
10138 PR middle-end/51806
10139 * opts.c (common_handle_option): Handle -Werror.
10141 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
10143 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
10146 2012-01-10 Jason Merrill <jason@redhat.com>
10148 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
10151 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10153 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
10154 supports R_386_TLS_GD_PLT reloc.
10155 (gcc_cv_as_ix86_tlsldmplt): Check if linker
10156 supports R_386_TLS_LDM_PLT reloc.
10157 * configure: Regenerate.
10158 * config.in: Regenerate.
10160 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
10163 Extend __pgmx semantics to linearize memory.
10164 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
10165 determine if code comes inline or from libgcc.
10166 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
10167 (movmem_qi, movmem_qi): Set constraint #2 to "n".
10168 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
10169 (movmemx_qi, movmemx_hi): New insns.
10170 (xload_<mode>_libgcc): Rewrite to new insn condition.
10171 (xload_<mode>): Remove insns.
10172 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
10173 cases that don't satisfy avr_xload_libgcc_p().
10174 (avr_addr_space_convert): Allow converting in any direction.
10175 (avr_addr_space_subset_p): Return always true.
10176 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
10177 (avr_emit_movmemhi): Ditto.
10178 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
10179 (avr_out_movmem): Ditto.
10180 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
10181 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
10182 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
10183 (avr_encode_section_info): Encode 'progmem' in symbol flags.
10184 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
10186 2012-01-10 Richard Guenther <rguenther@suse.de>
10188 PR tree-optimization/50913
10189 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
10190 Require data-refs to be representable by Graphite with respect
10193 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
10195 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
10196 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
10198 2012-01-10 Tom de Vries <tom@codesourcery.com>
10200 PR rtl-optimization/51271
10201 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
10202 handling annulled branch.
10204 2012-01-10 Richard Henderson <rth@redhat.com>
10206 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
10207 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
10208 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
10209 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
10210 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
10211 arm_expand_vec_perm_const): New.
10212 * config/arm/arm-protos.h: Update.
10213 * config/arm/neon.md (UNSPEC_VCONCAT): New.
10214 (*neon_vswp<VDQX>): New.
10215 (neon_vcombine<VDX>): Use neon_split_vcombine.
10216 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
10217 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
10218 (vec_perm<VE>): New.
10220 2012-01-10 Richard Henderson <rth@redhat.com>
10222 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
10223 use it if reload_completed.
10224 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
10225 arm_output_asm_insn, arm_process_output_memory_barrier,
10226 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
10227 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
10228 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
10229 arm_process_output_sync_insn, arm_output_sync_insn,
10230 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
10231 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
10232 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
10233 (emit_unlikely_jump): New.
10234 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
10235 (arm_split_atomic_op): New.
10236 * config/arm/arm-protos.h: Update.
10237 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
10238 (struct arm_sync_generator): Remove.
10239 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
10240 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
10241 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
10242 (VUNSPEC_LL, VUNSPEC_SC): New.
10243 (sync_result, sync_memory, sync_required_value, sync_new_value,
10244 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
10245 (attr length): Don't use arm_sync_loop_insns.
10246 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
10247 (movsfcc, movdfcc): Likewise.
10248 * config/arm/constraints.md (Ua): New.
10249 * config/arm/prediates.md (mem_noofs_operand): New.
10250 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
10251 (sync_clobber, sync_t2_reqd): Remove.
10252 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
10253 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
10254 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
10255 (arm_sync_compare_and_swap<SIDI>): Remove.
10256 (arm_sync_compare_and_swap<NARROW>): Remove.
10257 (arm_sync_lock_test_and_set<SIDI>): Remove.
10258 (arm_sync_lock_test_and_set<NARROW>): Remove.
10259 (arm_sync_new_<syncop><SIDI>): Remove.
10260 (arm_sync_new_<syncop><NARROW>): Remove.
10261 (arm_sync_new_nand<SIDI>): Remove.
10262 (arm_sync_new_nand<NARROW>): Remove.
10263 (arm_sync_old_<syncop><SIDI>): Remove.
10264 (arm_sync_old_<syncop><NARROW>): Remove.
10265 (arm_sync_old_nand<SIDI>): Remove.
10266 (arm_sync_old_nand<NARROW>): Remove.
10267 (*memory_barrier): Merge arm_output_memory_barrier.
10268 (atomic_compare_and_swap<QHSD>): New.
10269 (atomic_compare_and_swap<NARROW>_1): New.
10270 (atomic_compare_and_swap<SIDI>_1): New.
10271 (atomic_exchange<QHSD>): New.
10272 (cas_cmp_operand, cas_cmp_str): New.
10273 (atomic_op_operand, atomic_op_str): New.
10274 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
10275 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
10276 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
10277 (arm_load_exclusive<NARROW>): New.
10278 (arm_load_exclusivesi, arm_load_exclusivedi): New.
10279 (arm_store_exclusive<QHSD>): New.
10281 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10283 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
10284 reload patterns if -mvsx-scalar-memory.
10286 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
10287 generated, even -mno-vsx-scalar-double was used.
10288 (vsx_xscvdpsp_scalar): Likewise.
10289 (vsx_xscvspdp_scalar2): Likewise.
10291 2012-01-09 Tom de Vries <tom@codesourcery.com>
10292 Andrew Pinski <apinski@cavium.com>
10295 * reorg.c (fill_slots_from_thread): Don't speculate
10296 frame-related insns.
10298 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
10300 * sched-int.h (bb_note): Move to...
10301 * basic-block.h: ...here.
10302 * haifa-sched.c (bb_note): Move to...
10303 * cfgrtl.c: ...here.
10304 * function.c (next_block_for_reg): New function.
10305 (move_insn_for_shrink_wrap): Likewise.
10306 (prepare_shrink_wrap): Rewrite to use the above.
10308 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
10310 * gimple.c (is_gimple_non_addressable): Remove.
10311 * gimple.h: Remove is_gimple_non_addressable.
10312 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
10313 is_gimple_non_addressable.
10314 * trans-mem.c (expand_assign_tm): Same.
10316 2012-01-09 Richard Guenther <rguenther@suse.de>
10318 PR tree-optimization/51775
10319 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
10320 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
10322 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10324 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
10326 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
10328 2012-01-09 Richard Guenther <rguenther@suse.de>
10330 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
10332 2012-01-08 Jan Hubicka <jh@suse.cz>
10334 PR tree-optimize/51680
10335 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
10336 on when known_vals needs to be computed; cleanup.
10338 2012-01-08 Jan Hubicka <jh@suse.cz>
10340 PR tree-optimize/51694
10341 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
10343 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
10345 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
10346 for -std=c++98 and -std=c++11 too.
10348 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
10350 * cfgloop.c (cancel_loop): Add free() of bbs array.
10352 2012-01-07 Jan Hubicka <jh@suse.cz>
10354 PR tree-optimization/51600
10355 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
10356 that benefits small functions.
10358 2012-01-07 Jan Hubicka <jh@suse.cz>
10360 * ipa-inline.c (want_inline_small_function_p): Fix formating.
10362 2012-01-07 Jan Hubicka <jh@suse.cz>
10364 PR tree-optimization/51680
10365 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
10366 whose inlining reduce unit size.
10368 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
10371 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
10372 Add canonical node to containing_mem chain after the non-canonical
10373 one, even if there weren't any locs to propagate.
10374 (remove_useless_values): Keep only canonical values.
10375 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
10376 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
10377 canonicalize mem_chain elements that are not discarded.
10379 2012-01-06 Jakub Jelinek <jakub@redhat.com>
10382 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
10383 before emitting functions.
10385 PR gcov-profile/50127
10386 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
10387 clear_aux_for_blocks.
10389 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
10392 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
10394 2012-01-06 Arnaud Charlet <charlet@adacore.com>
10396 * c-decl.c (ext_block): Moved up.
10397 (collect_all_refs, for_each_global_decl): Take ext_block into account.
10399 2012-01-06 Han Shen <shenhan@google.com>
10401 Translate built-in include paths for sysroot.
10402 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
10403 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
10405 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
10406 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
10408 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
10409 control whether sysroot should be prepended to gxx include dir.
10411 * configure: Regenerate.
10413 2012-01-06 Torvald Riegel <triegel@redhat.com>
10415 PR rtl-optimization/51771
10416 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
10417 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
10419 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
10421 PR tree-optimization/51315
10422 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
10423 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
10425 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
10428 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
10429 for shrp pattern. Correctly handle and fixup shift variable.
10430 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
10432 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10435 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
10436 note when !ACCUMULATE_OUTGOING_ARGS.
10438 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
10440 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
10442 (extract_range_from_unary_expr_1): Avoid useless computations.
10444 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10446 PR rtl-optimization/51767
10447 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
10448 of jump_block and add an extra edge for degenerated asm gotos.
10450 PR middle-end/51768
10451 * stmt.c (check_unique_operand_names): Don't ICE during error
10452 reporting if i is from labels chain.
10454 PR middle-end/44777
10455 * profile.c (branch_prob): Split bbs that have exit edge
10456 and need a fake entry edge too.
10458 2012-01-05 Jan Hubicka <jh@suse.cz>
10460 PR middle-end/49710
10461 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
10464 2012-01-05 Richard Guenther <rguenther@suse.de>
10467 * tree-streamer-out.c (write_ts_optimization): New function.
10468 (streamer_write_tree_body): Call it.
10469 * tree-streamer-in.c (lto_input_ts_optimization): New function.
10470 (streamer_read_tree_body): Call it.
10471 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
10473 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10475 PR middle-end/51761
10476 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
10477 * gimplify.c (gimplify_cleanup_point_expr): Save and set
10478 in_cleanup_point_expr before gimplify_stmt call and restore it
10480 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
10481 in_cleanup_point_expr is false.
10483 2012-01-05 Richard Guenther <rguenther@suse.de>
10485 PR middle-end/51764
10486 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
10488 * toplev.c (process_options): Reject combining mudflap and LTO.
10489 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
10491 2012-01-05 Richard Guenther <rguenther@suse.de>
10493 PR tree-optimization/51760
10494 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
10496 (bit_value_unop): Handle UNDEFINED operands.
10497 (bit_value_binop): Likewise.
10499 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
10501 * config/avr/avr.c (avr_replace_prefix): Remove.
10502 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
10503 (avr_asm_function_rodata_section): Ditto.
10504 (avr_asm_select_section): Ditto.
10506 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
10508 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
10511 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10514 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
10515 calls that have any non-fake successor edges.
10518 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
10520 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
10522 PR tree-optimization/51624
10523 * tree-sra.c (build_ref_for_model): When replicating a chain of
10524 COMPONENT_REFs, stop as soon as the offset would become negative.
10526 2012-01-04 Jakub Jelinek <jakub@redhat.com>
10529 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
10530 in .debug_loc on the floor.
10532 2012-01-04 Andrew Pinski <apinski@cavium.com>
10534 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
10536 2012-01-04 Andrew Pinski <apinski@cavium.com>
10537 Adam Nemet <anemet@caviumnetworks.com>
10539 * config/mips/mips.md (size): Add SI and DI.
10540 (SIZE): New mode attribute.
10541 (U): New code attribute.
10542 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
10543 (mips_lbux_<mode>): Delete.
10544 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
10545 (mips_lhx): Use gen_mips_lhx_extsi.
10546 (mips_lhx_<mode>): Delete.
10547 (mips_lwx): Delete.
10548 (mips_l<size>x): New expand.
10549 (mips_lwx_<mode>): Delete.
10550 (mips_l<GPR:size>x_<P:mode>): New pattern.
10551 (*mips_lw<u>x_<P:mode>_ext): Likewise.
10552 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
10553 * config/mips/mips.c (mips_lx_address_p): New function.
10554 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
10555 (dsp64): New availability predicate.
10556 (mips_builtins): Add an entry for __builtin_mips_ldx.
10557 * config/mips/mips.h (ISA_HAS_LBX): New define.
10558 (ISA_HAS_LBUX): Likewise.
10559 (ISA_HAS_LHX): Likewise.
10560 (ISA_HAS_LHUX): Likewise.
10561 (ISA_HAS_LWX): Likewise.
10562 (ISA_HAS_LWUX): Likewise.
10563 (ISA_HAS_LDX): Likewise.
10564 * doc/extend.texi (__builtin_mips_ldx): Document.
10566 2012-01-04 Tristan Gingold <gingold@adacore.com>
10568 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
10569 when long pointers are used.
10570 * config.build (*-*-*vms*): Handle all OpenVMS targets.
10571 (alpha64-dec-*vms*, alpha*-dec-*vms*)
10572 (ia64-hp-*vms*): Remove.
10573 * config/vms/xm-vms64.h: Delete.
10575 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10577 PR middle-end/51472
10578 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
10580 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10582 * opts.c (finish_options): Remove duplicate sorry.
10584 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10586 PR middle-end/51696
10587 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
10590 2012-01-04 Richard Guenther <rguenther@suse.de>
10592 PR middle-end/51750
10593 * tree.c (size_low_cst): New function.
10594 * tree.h (size_low_cst): Declare.
10595 * fold-const.c (fold_comparison): Use it to extract the low
10596 part of the POINTER_PLUS_EXPR offset.
10598 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
10600 Fix clearing ZERO_REG
10601 * config/avr/avr.md (cc): Add alternative "ldi".
10602 (movqi_insn): Use it in cc attribute.
10603 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
10604 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
10605 (output_reload_insisf): Use ZERO_REG to pre-clear register.
10607 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10609 * configure: Regenerate.
10611 2012-01-04 Richard Guenther <rguenther@suse.de>
10613 PR tree-optimization/49651
10614 * tree-ssa-structalias.c (type_can_have_subvars): New function.
10615 (var_can_have_subvars): Use it.
10616 (get_constraint_for_1): Only consider subfields if there can be any.
10618 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10621 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
10622 to its new canonical_cselib_val and the cselib_val was in
10623 first_containing_mem chain, but the canonical_cselib_val was not,
10624 add the latter into the chain.
10625 (cselib_invalidate_mem): Compare canonical_cselib_val of
10626 addr_list chain elt with v.
10629 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
10630 dwarf2out_undef): Allocate e.info using ggc_strdup instead
10632 (output_macinfo_op): Don't ggc_strdup fd->filename.
10633 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
10634 then ggc_strdup it. Don't free inc->info or cur->info.
10635 (output_macinfo): Don't free ref->info or file->info.
10637 2012-01-03 Ira Rosen <irar@il.ibm.com>
10639 PR tree-optimization/51269
10640 * tree-vect-loop-manip.c (set_prologue_iterations): Make
10641 first_niters a pointer.
10642 (slpeel_tree_peel_loop_to_edge): Likewise.
10643 (vect_do_peeling_for_loop_bound): Update call to
10644 slpeel_tree_peel_loop_to_edge.
10645 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
10646 here. Remove it from the parameters list.
10647 (vect_do_peeling_for_alignment): Update calls and compute
10648 wide_prolog_niters.
10650 2012-01-03 Richard Guenther <rguenther@suse.de>
10652 PR tree-optimization/51070
10653 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
10654 Properly handle calls.
10656 2012-01-03 Richard Guenther <rguenther@suse.de>
10658 PR tree-optimization/51692
10659 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
10660 the LHS of allocation stmts.
10662 2012-01-03 Olivier Hainque <hainque@adacore.com>
10664 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
10666 2012-01-03 Olivier Hainque <hainque@adacore.com>
10668 * collect2.c (main): In AIX specific computations for vector
10669 insertions, use CONST_CAST2 to cast from char ** to const char **.
10671 2012-01-03 Richard Guenther <rguenther@suse.de>
10674 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
10675 the context of a limbo DIE when it does not already exist.
10677 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10679 PR tree-optimization/51719
10680 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
10681 but direct call is, clear direct call's lhs and don't add fallthrough
10682 edge from dcall_bb to join_bb and PHIs.
10684 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10686 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
10687 the instructions emitted by the pattern.
10688 ("*TDC_insn_<mode>"): Add comment.
10690 2012-01-03 Richard Guenther <rguenther@suse.de>
10692 PR middle-end/51730
10693 * fold-const.c (fold_comparison): Properly canonicalize
10694 tree offset and HOST_WIDE_INT bit position.
10696 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
10698 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
10699 operands for extzv pattern.
10701 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10704 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
10707 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
10709 * doc/invoke.texi (-flto and related options): Copy-edit.
10711 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10713 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
10715 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10717 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
10720 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10722 * expr.h (move_by_pieces_ninsns): Declare.
10723 * expr.c (move_by_pieces_ninsns): Make external.
10724 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
10725 (mips_store_by_pieces_p): Likewise.
10726 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
10727 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
10728 * config/mips/mips.c (mips_move_by_pieces_p): New function.
10729 (mips_store_by_pieces_p): Likewise.
10731 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10733 * passes.c (register_one_dump_file): Free full_name.
10735 * reload1.c (reload): Don't allocate reg_max_ref_width here.
10736 (calculate_elim_costs_all_insns): Free offsets_at and
10737 offsets_known_at at the end and clear the pointers.
10739 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10741 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
10742 this option introduced in r180739.
10744 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10747 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
10748 (tmake_file target=avr): Add avr/t-multilib.
10750 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
10751 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
10752 * config/avr/genmultilib.awk: New file.
10753 * config/avr/t-multilib: New auto-generated file.
10754 * config/avr/multilib.h: New auto-generated file.
10755 * config/avr/t-avr (AVR_MCUS): New variable.
10756 (genopt.sh): Use it.
10757 (s-mlib): Depend on t-multilib.
10758 (t-multilib, multilib.h): New dependencies.
10759 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
10760 (MULTILIB_OPTIONS): Remove.
10761 (MULTILIB_MATCHES): Remove.
10762 (MULTILIB_DIRNAMES): Remove.
10763 (MULTILIB_EXCEPTIONS): Remove:
10764 * config/avr/genopt.sh: Don't use hard coded file name;
10765 pass AVR_MCUS from t-avr instead.
10767 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10769 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
10771 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10773 Implement light-weight DImode support.
10774 * config/avr/avr-dimode.md: New file.
10775 * config/avr/avr.md: Include it.
10776 (adjust_len): Add plus64, compare64.
10777 (HIDI): Remove code iterator.
10778 (code_stdname): New code attribute.
10779 (rotx, rotsmode): Remove DI.
10780 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
10782 * config/avr/avr-protos.h (avr_have_dimode): New.
10783 (avr_out_plus64, avr_out_compare64): New.
10784 * config/avr/avr.c (avr_out_compare): Handle DImode.
10785 (avr_have_dimode): New variable definition and initialization.
10786 (avr_out_compare64, avr_out_plus64): New functions.
10787 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
10788 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
10789 (avr_compare_pattern): Skip DImode comparisons.
10791 2012-01-02 Revital Eres <revital.eres@linaro.org>
10793 * ddg.c (def_has_ccmode_p): New function.
10794 (add_cross_iteration_register_deps,
10795 create_ddg_dep_from_intra_loop_link): Call it.
10797 2012-01-02 Richard Guenther <rguenther@suse.de>
10800 * invoke.texi (fassociative-math): Remove spurious paranthesis.
10802 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10804 * gcc.c (process_command): Update copyright notice dates.
10805 * gcov.c (print_version): Likewise.
10806 * gcov-dump.c (print_version): Likewise.
10807 * mips-tfile.c (main): Likewise.
10808 * mips-tdump.c (main): Likewise.
10810 2012-01-01 Ira Rosen <irar@il.ibm.com>
10812 PR tree-optimization/51704
10813 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
10814 a use is inside the basic block or loop before accessing its vect info.
10816 2012-01-01 Jan Hubicka <jhjh@suse.cz>
10818 PR rtl-optimization/51069
10819 * cfgloopmanip.c (remove_path): Removing path making irreducible
10820 region unconditional makes BB part of the region.
10822 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10824 PR tree-optimization/51683
10825 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
10826 calls with side-effects.
10827 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
10829 Copyright (C) 2012 Free Software Foundation, Inc.
10831 Copying and distribution of this file, with or without modification,
10832 are permitted in any medium without royalty provided the copyright
10833 notice and this notice are preserved.