1 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
4 * config/avr/avr.c (avr_const_address_lo16): Remove.
5 (avr_assemble_integer): Print ".byte lo8(x)",
6 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
7 .warning if 3-byte address is assembled.
8 * doc/extend.texi (AVR Named Address Spaces): Document that
9 binutils 2.23 is needed to assemble 3-byte addresses.
11 2012-05-14 Richard Guenther <rguenther@suse.de>
13 * tree-vect-data-refs.c (vect_setup_realignment): Remove
14 call to mark_symbols_for_renaming.
15 (vect_permute_load_chain): Likewise.
16 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
17 instead of calling mark_symbols_for_renaming.
18 * tree-vect-stmts.c (read_vector_array): Remove call to
19 mark_symbols_for_renaming.
20 (write_vector_array): Likewise.
21 (vectorizable_call): Likewise.
22 (vectorizable_store): Likewise.
23 (vectorizable_load): Likewise.
24 * matrix-reorg.c (transform_allocation_sites): Likewise.
25 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
26 (create_expression_by_pieces): Likewise.
28 2012-05-14 Richard Guenther <rguenther@suse.de>
30 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
31 of statements for renaming.
32 (force_gimple_operand_1): Likewise, consistently for both
33 calls to force_gimple_operand and force_gimple_operand_gsi.
35 2012-05-14 Richard Guenther <rguenther@suse.de>
37 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
38 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
40 (expand_omp_for): Likewise.
41 (expand_omp_for_generic): Adjust conditional add to referenced vars.
42 Use make_rename_temp for temporaries that should be rewritten into
44 (expand_omp_for_static_nochunk): Likewise.
45 (expand_omp_atomic_pipeline): Likewise.
47 2012-05-14 Richard Guenther <rguenther@suse.de>
49 PR tree-optimization/53331
50 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
52 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
54 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
57 * doc/options.texi: (LangEnabledBy): Document it.
58 * optc-gen.awk: Handle LangEnabledBy.
59 * opth-gen.awk: Generate declaration for lang-specific functions.
60 * opt-read.awk: Record lang numbers.
61 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
62 (lang_sanitized_name): New.
64 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
66 * attribs.c (decl_attributes): Avoid emitting a warning if
68 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
69 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
70 * c-family/c-common.c (DEF_ATTR_STRING): Define and undefine as
72 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
74 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
75 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
76 BUILT_IN_STRCPY): Use it for these functions.
77 * postreload.c (reload_combine): Deal with SETs inside
78 CALL_INSN_FUNCTION_USAGE.
79 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
80 Look for REG_RETURNED notes and use a cheap restore if possible.
81 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
82 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
83 * ira-build.c (ira_create_allocno, create_cap_allocno,
84 propagate_allocno_info, propagate_some_info_from_allocno,
85 copy_info_to_removed_store_destination, ira_flattening): Handle it.
86 * ira-lives.c (pseudo_regno_single_word_and_live_p,
87 find_call_crossed_cheap_reg): New static functions.
88 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
89 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
90 a REG_RETURNED note in that case.
91 * ira.c (setup_reg_renumber): Change assert to allow cases where
92 allocnos only cross calls for which they are cheap to restore.
93 * ira-costs.c (ira_tune_allocno_costs): Compare
94 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
96 * reg-notes.def (REG_RETURNED): New note.
97 * cse.c (cse_insn): Likewise.
98 * sched-deps.c (sched_analyze_insn): Likewise.
99 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
100 * calls.c (decl_return_flags): New static function.
101 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
102 functions that return one of their arguments.
103 * lto/lto-lang.c (handle_fnspec_attribute): New static function.
104 (lto_attribute_table): Add "fn spec".
105 (DEF_ATTR_STRING): Define and undefine along with the other macros.
106 * regcprop.c (struct kill_set_value_data): New.
107 (kill_set_value): Interpret data as a pointer to such a struct.
108 Do nothing if the caller wants the register to be ignored.
109 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
111 2012-05-14 Richard Guenther <rguenther@suse.de>
113 PR tree-optimization/53340
114 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
116 2012-05-14 Richard Guenther <rguenther@suse.de>
118 * gimplify.c (gimplify_expr): Remove odd code.
120 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
122 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
123 into a PLUS_EXPR byte offset.
125 * tree-ssa-pre.c (can_value_number_call): Delete.
126 (compute_avail): Skip all statements with side effects.
127 <GIMPLE_CALL>: Skip calls to internal functions.
129 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
131 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
133 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
135 * common.opt (Wtype-limits): Use EnabledBy.
137 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
139 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
140 (pushtf splitter): Ditto.
142 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
143 (<code>tf2): Enable for TARGET_SSE.
144 (*absnegtf2_sse): Ditto.
145 (copysign<mode>3): Enable TFmode for TARGET_SSE.
146 (copysign<mode>3_const): Ditto.
147 (copysign<mode>3_var): Ditto.
148 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
149 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
151 * config/i386/i386.c (struct builtin_description bdesc_args)
152 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
153 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
154 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
155 Emit a normal call if SSE isn't available.
157 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
159 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
160 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
161 (<code><mode>3): Ditto.
162 (*andnot<mode>3): Ditto.
164 (*<code><mode>3): Ditto.
167 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
169 * optc-gen.awk: Error instead of warning for conflicting help.
171 2012-05-12 Jason Merrill <jason@redhat.com>
174 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
177 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
179 * function.c (requires_stack_frame_p): If the function can throw
180 non-call exceptions, return true if the insn can throw internally.
182 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
184 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
186 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
188 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
189 ORDERED and UNORDERED conditions.
191 2012-05-11 Richard Guenther <rguenther@suse.de>
193 * tree-flow.h (referenced_var_check_and_insert): Remove.
194 (find_new_referenced_vars): Likewise.
195 * tree-dfa.c (referenced_var_check_and_insert): Make static.
196 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
197 * tree-inline.c (copy_bb): Use find_referenced_vars_in
198 instead of find_new_referenced_vars.
199 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
201 2012-05-11 Richard Guenther <rguenther@suse.de>
203 * tree-pass.h (pass_rest_of_compilation,
204 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
206 * passes.c (pass_all_optimizations, pass_postreload,
207 pass_all_early_optimizations): Make static.
208 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
209 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
210 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
211 (delete_tree_ssa): Do not call fini_phinodes.
212 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
214 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
217 * doc/options.texi (EnabledBy): Document
218 * opts.c: Include opts.h and options.h before tm.h.
219 (finish_options): Do not handle some sub-options here...
220 (common_handle_option): ... instead call common_handle_option_auto here.
221 * optc-gen.awk: Handle EnabledBy.
222 * opth-gen.awk: Declare common_handle_option_auto.
223 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
224 (Wmaybe-uninitialized): Likewise.
225 (Wunused-but-set-variable): Likewise.
226 (Wunused-function): Likewise.
227 (Wunused-label): Likewise.
228 (Wunused-value): Likewise.
229 (Wunused-variable): Likewise.
230 * opt-read.awk: Create opt_numbers array.
232 2012-05-11 Richard Guenther <rguenther@suse.de>
234 PR tree-optimization/53295
235 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
237 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
238 strides when analyzing data-references in a loop context.
239 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
240 non-constant strides for now.
241 (vect_enhance_data_refs_alignment): Ignore data references
242 that are strided loads.
243 (vect_analyze_data_ref_access): Handle non-constant strides.
244 (vect_check_strided_load): Verify the data-reference is a load.
245 (vect_analyze_data_refs): Restructure to make strided load
246 support not dependent on gather support.
247 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
248 when doing strided or gather loads.
249 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
250 integer_zerop to compare stride with zero.
252 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
254 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
256 2012-05-11 Jan Hubicka <jh@suse.cz>
259 * varpool.c (varpool_assemble_decl): Also output constat pool entries
260 that output_constant_pool missed.
262 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
264 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
267 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
270 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
272 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
274 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
275 optimization for TARGET_AVX.
276 (*movti_internal_sse): Ditto.
277 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
278 (*movdi_internal): Ditto.
279 (*movsi_internal): Ditto.
280 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
281 (*movdf_internal_rex64): Ditto.
282 (*movfd_internal): Ditto.
283 (*movsf_internal): Ditto.
284 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
286 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
288 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
289 reference as size attribute.
291 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
292 Tristan Gingold <gingold@adacore.com>
294 * doc/md.texi (Standard Names): Document probe_stack_address.
295 * explow.c (emit_stack_probe): Handle probe_stack_address.
296 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
297 (UNSPECV_PROBE_STACK_RANGE): Likewise.
298 (probe_stack_address): New insn.
299 (probe_stack_range): Likewise.
300 * config/ia64/ia64.c: Include common/common-target.h.
301 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
303 (ia64_emit_probe_stack_range): New function.
304 (output_probe_stack_range): Likewise.
305 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
306 builtin stack checking is enabled.
307 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
308 and UNSPECV_PROBE_STACK_ADDRESS.
309 (unknown_for_bundling_p): New predicate.
310 (group_barrier_needed): Use important_for_bundling_p.
311 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
312 (issue_nops_and_insn): Likewise.
313 (bundling): Likewise.
314 (final_emit_insn_group_barriers): Likewise.
315 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
316 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
317 (STACK_CHECK_PROTECT): Likewise.
318 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
320 2012-05-10 Jan Hubicka <jh@suse.cz>
322 * ipa-inline.c (update_all_callee_keys): Remove.
323 (inline_small_functions): Simplify priority updating.
325 2012-05-10 Jan Hubicka <jh@suse.cz>
327 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
329 2012-05-10 Jan Hubicka <jh@suse.cz>
331 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
332 (symtab_remove_unreachable_nodes): ... this one.
333 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
334 * cgraphunit.c (ipa_passes): Update.
335 * cgraphclones.c (cgraph_materialize_all_clones): Update.
336 * cgraph.c (cgraph_release_function_body): Only turn initial
337 into error mark when initial was previously set.
338 * ipa-inline.c (ipa_inline): Update.
339 * ipa.c: Include ipa-inline.h
340 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
341 (enqueue_node): New function.
342 (process_references): Update.
343 (symtab_remove_unreachable_nodes): Cleanup.
344 * passes.c (execute_todo, execute_one_pass): Update.
346 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
348 PR rtl-optimization/53125
349 * ira.c (ira): Call find_moveable_pseudos and
350 move_unallocated_pseudos if only ira_conflicts_p is true.
352 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
354 * config/i386/i386.md (*movoi_internal_avx): Handle
355 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
356 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
357 (*movti_internal_sse): Ditto.
358 (*movtf_internal): Ditto.
359 * config/i386/sse.md (ssePSmode): New mode attribute.
360 (*move<mode>_internal): Use ssePSmode.
361 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
362 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
363 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
364 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
366 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
368 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
369 DECL_ORIGINAL_TYPE if it is present.
371 2012-05-10 Nick Clifton <nickc@redhat.com>
374 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
375 a "0" constraint to being a (match_dup 0).
377 2012-05-10 Richard Guenther <rguenther@suse.de>
379 * stor-layout.c (byte_from_pos): Amend comment.
381 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
383 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
384 Document requirement to call in constructors.
386 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
388 2012-05-10 Richard Guenther <rguenther@suse.de>
390 * tree.h (TYPE_IS_SIZETYPE): Remove.
391 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
392 (extract_muldiv_1): Likewise.
393 * gimple.c (gtc_visit): Likewise.
394 (gimple_types_compatible_p): Likewise.
395 (iterative_hash_canonical_type): Likewise.
396 (gimple_canonical_types_compatible_p): Likewise.
397 * gimplify.c (gimplify_one_sizepos): Likewise.
398 * print-tree.c (print_node): Likewise.
399 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
401 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
404 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
405 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
406 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
407 instead of xop_mulv2div2di3_low.
408 (xop_p<macs>dql): Fix vec_select selector.
409 (xop_p<macs>dqh): Ditto.
410 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
411 (xop_mulv2div2di3_high): Ditto.
413 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
416 * diagnostic.h (diagnostic_context): Add last_location.
417 * diagnostic.c (diagnostic_initialize): Initialize it.
418 (diagnostic_show_locus): Use it.
420 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
422 * doc/extend.texi (Function Attributes): Point xref to section
425 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
427 * config/i386/i386.c (*movdf_internal_rex64): Remove
428 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
429 Calculate "mode" attribute according to
430 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
431 (*movdf_internal): Ditto.
433 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
436 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
437 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
438 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
439 or when optimizing for size.
440 * config/i386/sse.md (*mov<mode>_internal): Remove
441 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
442 Calculate "mode" attribute according to optimize_function_for_size_p
443 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
444 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
445 depending on the mode of the instruction. Calculate "mode" attribute
446 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
447 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
448 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
450 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
453 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
454 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
455 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
456 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
457 (expand_prologue): Move initialization of cfun->machine->is_naked,
458 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
459 (avr_set_current_function): ...this new static function.
460 (TARGET_SET_CURRENT_FUNCTION): New define.
461 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
462 checking attributes of current_function_decl.
463 (avr_regs_to_save): Ditto.
464 (signal_function_p): Rename to avr_signal_function_p.
465 (interrupt_function_p): Rename to avr_interrupt_function_p.
467 * doc/extend.texi (Function Attributes): Better explanation of
468 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
471 2012-05-09 Michael Matz <matz@suse.de>
473 PR tree-optimization/53185
474 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
475 peeling when we see strided loads.
477 2012-05-09 Matthias Klose <doko@ubuntu.com>
479 * gcc-ar.c (main): Don't check for execute bits for the plugin.
481 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
483 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
484 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
485 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
486 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
487 (USE_LOAD_POST_INCREMENT): Define.
488 (USE_LOAD_PRE_INCREMENT): Define.
489 (USE_LOAD_POST_DECREMENT): Define.
490 (USE_LOAD_PRE_DECREMENT): Define.
491 (USE_STORE_PRE_DECREMENT): Define.
492 (USE_STORE_PRE_INCREMENT): Define.
493 (USE_STORE_POST_DECREMENT): Define.
494 (USE_STORE_POST_INCREMENT): Define.
495 (arm_auto_incmodes): Add enumeration.
496 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
497 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
499 2012-05-09 Jakub Jelinek <jakub@redhat.com>
501 PR tree-optimization/53226
502 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
503 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
504 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
505 doesn't need to be revisited, look for earliest stmt with
506 !gimple_plf (stmt, GF_PLF_1) if something changed.
508 2012-05-09 Terry Guo <terry.guo@arm.com>
510 * genmultilib: Update copyright dates.
511 * doc/fragments.texi: Ditto.
513 2012-05-09 Terry Guo <terry.guo@arm.com>
515 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
516 * genmultilib (MULTILIB_REQUIRED): New.
517 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
519 2012-05-09 Richard Guenther <rguenther@suse.de>
521 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
522 (vect_do_peeling_for_loop_bound): Likewise.
523 (vect_do_peeling_for_alignment): Likewise.
524 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
525 (vect_do_peeling_for_loop_bound): Get check_profitability and
526 threshold as parameters.
527 (vect_do_peeling_for_alignment): Likewise.
528 (vect_loop_versioning): Likewise.
529 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
530 and threshold here. Control where to put the check here.
532 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
535 * dwarf2out.h (get_address_mode): Move declaration to...
537 * dwarf2out.c (get_address_mode): Move definition to...
538 * rtlanal.c: ...here.
539 * var-tracking.c (get_address_mode): Delete.
540 * combine.c (find_split_point): Use get_address_mode instead of
541 targetm.addr_space.address_mode.
542 * cselib.c (cselib_record_sets): Likewise.
543 * dse.c (canon_address, record_store): Likewise.
544 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
545 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
546 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
547 (expand_expr_real_1): Likewise.
548 * ifcvt.c (noce_try_cmove_arith): Likewise.
549 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
550 * reload.c (find_reloads): Likewise.
551 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
552 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
554 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
556 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
557 information from the instruction produced.
559 2012-05-09 Richard Guenther <rguenther@suse.de>
561 * stor-layout.c (bit_from_pos): Document.
562 (byte_from_pos): Likewise. Optimize.
563 (pos_from_bit): Likewise.
564 (normalize_offset): Use pos_from_bit instead of replicating it.
566 2012-05-09 Alan Modra <amodra@gmail.com>
569 * config/rs6000/rs6000.c (gen_frame_set): New function.
570 (gen_frame_load, gen_frame_store): New functions.
571 (rs6000_savres_rtx): Use the above.
572 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
573 Correct mode used for CR2 in save/restore_world patterns.
574 Don't emit instructions for eh_return frame unwind reg info.
576 2012-05-08 Jan Hubicka <jh@suse.cz>
578 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
580 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
582 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
584 (compile_file): Do not output variables.
585 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
587 * langhooks.c: Include timevar.h
588 (write_global_declarations): Finalize compilation unit after wrapup;
589 set timevars correctly.
590 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
591 not to be added to varpool.
592 * varpool.c (varpool_assemble_decl): Sanity check that we are called
593 only on cases where it makes sense; skip constant pool and value expr
596 2012-05-08 David S. Miller <davem@davemloft.net>
598 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
599 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
600 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
602 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
604 PR rtl-optimization/53278
605 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
606 speed_p code from earlier patch.
608 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
611 * config/sh/sh.md (*branch_true, *branch_false): New insns.
613 2012-05-08 Teresa Johnson <tejohnson@google.com>
615 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
616 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
618 2012-05-08 Jan Hubicka <jh@suse.cz>
620 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
621 (cgraph_create_node_1): Rename to ...
622 (cgraph_create_empty_node): ... this one; export.
623 (cgraph_create_node): Update.
624 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
625 (cgraph_create_edge_including_clones): Likewise.
626 (cgraph_find_replacement_node): Likewise.
627 (cgraph_clone_edge): Likewise.
628 (cgraph_clone_node): Likewise.
629 (clone_function_name): Likewise.
630 (cgraph_create_virtual_clone): Likewise.
631 (cgraph_remove_node_and_inline_clones): Likewise.
632 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
633 * cgraph.h: Reorder declarations so they match file of origin.
634 (cgraph_create_empty_node): Declare.
635 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
636 (cgraph_copy_node_for_versioning): Likewise.
637 (cgraph_function_versioning): Likewise.
638 (cgraph_materialize_clone): Likewise.
639 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
640 (cgraph_materialize_all_clones): Likewise.
641 * cgraphclones.c: New file.
642 * Makefile.in: Update for cgraphclones.
644 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
647 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
648 (ix86_rtx_costs): Handle SET.
650 2012-05-08 Michael Matz <matz@suse.de>
652 * basic-block.h (struct rtl_bb_info): Remove visited member and
653 move head_ member to ...
654 (struct basic_block_def.basic_block_il_dependent): ... the new
655 member x, replacing but containing old member rtl.
656 (enum bb_flags): New BB_VISITED flag.
657 (BB_HEADER, BB_FOOTER): New macros.
659 * jump.c (mark_all_labels): Adjust.
660 * cfgcleanup.c (try_optimize_cfg): Adjust.
661 * cfglayout.c (record_effective_endpoints): Adjust.
662 (relink_block_chain): Ditto (and don't fiddle with visited).
663 (fixup_reorder_chain): Adjust.
664 (fixup_fallthru_exit_predecessor): Ditto.
665 (cfg_layout_duplicate_bb): Ditto.
666 * combine.c (update_cfg_for_uncondjump): Adjust.
667 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
668 (bb_visited_trace): New accessor.
669 (mark_bb_visited): Move in front.
670 (rotate_loop): Use bb_visited_trace.
671 (find_traces_1_round): Ditto.
672 (emit_barrier_after): Ditto.
673 (copy_bb): Ditto, and initialize visited on resize.
674 (reorder_basic_blocks): Initize visited member.
675 (duplicate_computed_gotos): Clear bb flags at start, use
678 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
679 (rtl_verify_flow_info_1): Ditto.
680 (cfg_layout_split_block): Ditto.
681 (cfg_layout_delete_block): Ditto.
682 (cfg_layout_merge_blocks): Ditto.
683 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
685 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
688 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
689 when a constant source operand matches an "I" constraint, the "no
690 CC0 change" applies to a register-destination only, not a
691 strict_low_part-destination.
693 2012-05-08 Richard Guenther <rguenther@suse.de>
695 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
696 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
698 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
700 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
702 * doc/avr-mmcu.texi: New auto-generated file.
703 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
704 to document all valid -mmcu= arguments.
706 * config/avr/avr.h (arch_info_s): New struct definition.
707 * config/avr/avr-devices.c (avr_texinfo): New variable.
708 * config/avr/gen-avr-mmcu-texi.c: New file.
709 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
711 2012-05-08 Dehao Chen <dehao@google.com>
713 * predict.c (find_qualified_ssa_name): New.
714 (find_ssa_name_in_expr): New.
715 (find_ssa_name_in_assign_stmt): New.
716 (is_comparison_with_loop_invariant_p): New.
717 (is_bound_expr_similar): New.
718 (predict_iv_comparison): New.
719 (predict_loops): Add heuristic for loop-nested branches that compare an
720 induction variable to a loop bound variable.
721 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
723 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
725 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
726 TARGET_BDVER2 defines where appropriate.
728 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
730 * configure.ac (PLUGIN_LD): Rename into...
731 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
732 * config.in: Regenerate.
733 * configure: Likewise.
734 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
736 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
738 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
739 computation using the precision of the index type.
740 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
741 (fold_array_ctor_reference): Do index computations in the index type.
743 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
745 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
746 down to plus_constant.
747 (expand_epilogue): Ditto.
749 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
751 * postreload.c (reload_cse_regs): Make static.
752 * reload.h (reload_cse_regs): Remove prototype.
754 2012-05-07 Richard Henderson <rth@redhat.com>
756 * config/alpha/alpha.md (clear_cache): New pattern.
758 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
761 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
762 is folded to a type boundary value, verify that the resulting case
763 label is still a care range.
765 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
767 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
768 only for TARGET_GENERIC, when not optimizing for size.
769 (*ffs<mode>_1): Ditto.
771 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
773 * tree-cfg.c (verify_gimple_switch): Tighten checks.
775 2012-05-07 Jakub Jelinek <jakub@redhat.com>
777 PR tree-optimization/53239
778 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
779 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
781 2012-05-07 Richard Guenther <rguenther@suse.de>
783 PR tree-optimization/53195
784 * tree-inline.c (setup_one_parameter): Properly add referenced
785 vars from the parameters new known value.
787 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
789 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
790 (sched_branch_type): Remove.
791 (m68k_sched_md_init_global): Don't allocate it.
792 (m68k_sched_md_finish_global): Don't free it.
793 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
794 * config/m68k/m68k.md: Set the type of insns using
795 m68k_sched_branch_type to bcc directly.
797 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
799 * config/sol2.c (solaris_override_options): New function.
800 * config/sol2-protos.h (solaris_override_options): Declare.
801 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
803 2012-05-07 Richard Guenther <rguenther@suse.de>
805 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
806 whether we failed to compute data dependences.
807 (loop_prefetch_arrays): Fail if we failed.
809 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
810 Paolo Bonzini <bonzini@gnu.org>
812 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
813 Emit bsf when optimizing for size.
814 (*ffs<mode>_1): Ditto.
816 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
819 * config/sh/sh.c (sh_rtx_costs): Handle SET.
821 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
824 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
825 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
826 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
828 (*bswapdi2_doubleword): New insn pattern.
829 (*bswap<mode>2): Rename from *bswap<mode>2_1.
831 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
833 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
834 (mips_set_reg_reg_cost): Likewise.
835 (mips_rtx_costs): Handle SET.
837 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
839 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
840 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
841 to compute the cost of moves. Set the mode of the target register.
843 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
845 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
846 plus_constant function.
847 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
848 that the mode is sensible.
849 (use_anchored_address, round_push, allocate_dynamic_stack_space)
850 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
853 * alias.c (canon_rtx): Likewise.
854 (init_alias_analysis): Likewise.
855 * builtins.c (expand_builtin_return_addr)
856 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
857 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
858 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
859 (expand_builtin_stpcpy): Likewise.
860 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
861 (compute_argument_addresses, internal_arg_pointer_based_exp)
862 (expand_call, emit_library_call_value_1): Likewise.
863 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
864 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
865 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
866 * cse.c (insert_const_anchor, find_reg_offset_for_const)
867 (use_related_value, fold_rtx): Likewise.
868 * cselib.c (cselib_subst_to_values): Likewise.
869 * dse.c (record_store, check_mem_read_rtx): Likewise.
870 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
871 * emit-rtl.c (adjust_address_1): Likewise.
872 * except.c (sjlj_emit_function_enter)
873 (expand_builtin_extract_return_addr)
874 (expand_builtin_frob_return_addr): Likewise.
875 * expmed.c (expand_divmod): Likewise.
876 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
877 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
878 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
879 * function.c (assign_stack_local_1)
880 (instantiate_virtual_regs_in_rtx): Likewise.
881 * optabs.c (prepare_cmp_insn): Likewise.
882 * recog.c (offsettable_address_addr_space_p): Likewise.
883 * reload.c (find_reloads_address, form_sum)
884 (find_reloads_subreg_address): Likewise.
885 * reload1.c (init_reload, eliminate_regs_1)
886 (eliminate_regs_in_insn): Likewise.
887 * simplify-rtx.c (simplify_unary_operation_1)
888 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
889 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
890 (vt_add_function_parameter): Likewise.
892 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
893 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
894 * config/alpha/alpha.c (alpha_legitimize_address_1)
895 (get_unaligned_address, alpha_expand_unaligned_load)
896 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
897 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
898 (alpha_expand_builtin_establish_vms_condition_handler)
899 (alpha_setup_incoming_varargs, emit_frame_store_1)
900 (alpha_expand_prologue, alpha_expand_epilogue)
901 (alpha_use_linkage): Likewise.
902 * config/alpha/alpha.md: Likewise.
904 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
905 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
906 (thumb_legitimize_address, arm_gen_load_multiple_1)
907 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
908 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
909 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
910 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
911 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
912 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
913 (thumb_expand_movmemqi, arm_set_return_address)
914 (thumb_set_return_address): Likewise.
915 * config/arm/arm.md: Likewise.
917 * config/avr/avr.c (avr_incoming_return_addr_rtx)
918 (avr_prologue_setup_frame, expand_epilogue)
919 (avr_const_address_lo16): Likewise.
921 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
922 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
923 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
924 (bfin_output_mi_thunk): Likewise.
926 * config/c6x/c6x.c (c6x_initialize_trampoline)
927 (c6x_output_mi_thunk): Likewise.
929 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
930 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
932 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
933 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
934 (cris_emit_movem_store, cris_trampoline_init): Likewise.
935 * config/cris/cris.md: Likewise.
937 * config/darwin.c (machopic_indirect_data_reference)
938 (machopic_legitimize_pic_address): Likewise.
940 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
941 (epiphany_expand_prologue, epiphany_expand_epilogue)
942 (epiphany_trampoline_init): Likewise.
943 * config/epiphany/epiphany.md: Likewise.
945 * config/fr30/fr30.c (fr30_move_double): Likewise.
947 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
948 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
949 (frv_index_memory, unspec_got_name, frv_find_base_term)
950 (frv_output_dwarf_dtprel): Likewise.
952 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
953 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
955 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
956 * config/i386/i386.c (setup_incoming_varargs_64)
957 (setup_incoming_varargs_ms_64, choose_baseaddr)
958 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
959 (ix86_emit_probe_stack_range, ix86_expand_prologue)
960 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
961 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
962 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
963 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
964 (x86_output_mi_thunk): Likewise.
965 * config/i386/i386.md: Likewise.
967 * config/ia64/ia64.c (ia64_expand_load_address)
968 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
969 (do_spill, ia64_trampoline_init): Likewise.
971 * config/iq2000/iq2000.c (iq2000_va_start)
972 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
973 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
974 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
976 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
978 * config/m32c/m32c.c (m32c_return_addr_rtx)
979 (m32c_expand_insv): Likewise.
981 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
982 (m32r_legitimize_pic_address, m32r_print_operand)
983 (m32r_print_operand_address): Likewise.
985 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
986 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
987 (EH_RETURN_HANDLER_RTX): Likewise.
988 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
989 (m68k_expand_epilogue, legitimize_pic_address)
990 (m68k_output_mi_thunk): Likewise.
991 * config/m68k/m68k.md: Likewise.
993 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
994 (mcore_expand_epilog): Likewise.
995 * config/mcore/mcore.md: Likewise.
997 * config/mep/mep.c (mep_allocate_initial_value)
998 (mep_expand_prologue, mep_expand_epilogue): Likewise.
1000 * config/microblaze/microblaze.c (double_memory_operand)
1001 (microblaze_block_move_loop): Likewise.
1003 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
1004 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
1005 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
1006 (mips_expand_prologue, mips_epilogue_set_cfa)
1007 (mips_expand_epilogue): Likewise.
1008 * config/mips/mips.md: Likewise.
1010 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
1011 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
1013 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
1014 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
1016 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1017 (EH_RETURN_HANDLER_RTX): Likewise.
1018 * config/moxie/moxie.c (moxie_static_chain): Likewise.
1020 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
1021 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
1022 (pa_return_addr_rtx, hppa_builtin_saveregs)
1023 (pa_trampoline_init): Likewise.
1024 * config/pa/pa.md: Likewise.
1026 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
1028 * config/picochip/picochip.c (picochip_static_chain): Likewise.
1030 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
1031 * config/rs6000/rs6000.c (rs6000_legitimize_address)
1032 (setup_incoming_varargs, print_operand, rs6000_return_addr)
1033 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
1034 (rs6000_emit_epilogue)
1035 (rs6000_machopic_legitimize_pic_address): Likewise.
1037 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
1039 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
1040 (DYNAMIC_CHAIN_ADDRESS): Likewise.
1041 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
1042 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
1043 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
1044 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
1045 (s390_emit_epilogue, s390_function_profiler): Likewise.
1046 * config/s390/s390.md: Likewise.
1048 * config/score/score.c (score_add_offset, score_prologue): Likewise.
1050 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
1051 (sh_output_mi_thunk): Likewise.
1052 * config/sh/sh.md: Likewise.
1054 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
1055 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
1056 * config/sparc/sparc.c (sparc_legitimize_pic_address)
1057 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
1058 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
1059 (emit_and_preserve): Likewise.
1060 * config/sparc/sparc.md: Likewise.
1062 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1063 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
1064 (spu_setup_incoming_varargs, ea_load_store_inline)
1065 (spu_expand_load): Likewise.
1067 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
1068 (combine_bnp): Likewise.
1070 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1071 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
1072 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
1074 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1075 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
1076 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
1078 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
1079 * config/v850/v850.md: Likewise.
1081 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
1082 (EH_RETURN_HANDLER_RTX): Likewise.
1083 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
1084 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
1085 (print_operand_address, vax_trampoline_init): Likewise.
1087 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
1088 (xtensa_function_value_regno_p): Likewise.
1090 2012-05-04 Andrew Pinski <apinski@cavium.com>
1092 * expr.c (get_def_for_expr_class): New function.
1093 (convert_tree_comp_to_rtx): New function.
1094 (expand_cond_expr_using_cmove): New function.
1095 (expand_expr_real_2 <case COND_EXPR>): Call
1096 expand_cond_expr_using_cmove first and return if it succeeds.
1097 Remove the check for HAVE_conditional_move since we should have
1098 already converted it to a conditional move.
1099 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
1100 modes of DImode for 32bits and TImode.
1102 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
1105 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
1106 (print_md_ptr_loc, print_c_condition): Use them.
1107 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
1108 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
1109 attr_file, dfa_file, latency_file): New global variables.
1110 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
1111 write_upcase, write_indent, write_length_unit_log, write_test_expr,
1112 write_attr_get, write_insn_cases, write_eligible_delay,
1113 write_const_num_delay_slots): Accept FILE pointer and toss it around.
1115 (write_header, open_outfile, handle_arg): New funcions.
1116 (make_automaton_attrs): Write prototypes as extern to the output
1118 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
1119 names from the command line. Open the output files and write out
1120 internal functions for DFA functions to dfa_file_name, insn latency
1121 functions to latency_file_name, and everything else to attr_file.
1122 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
1123 (BACKEND): Build libbackend first.
1124 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
1125 (.PRECIOUS): Likewise.
1126 (insn-dfatab.o): New rule.
1127 (insn-latencytab.o): New rule.
1128 (simple_rtl_generated_c): Do not include insn-attrtab.c.
1129 (s-attrtab): New rule.
1131 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
1133 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
1134 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
1135 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
1136 * reorg.c (get_jump_flags): Do not set the removed flags.
1138 * doc/md.texi (attr_flag): Update for abovementioned changes.
1140 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1143 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
1144 (TARGET_CMOV): Rename from TARGET_CMOVE.
1145 (TARGET_CMOVE): New define.
1146 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
1147 Do not set TARGET_CMOVE here.
1149 2012-05-04 Dodji Seketeli <dodji@redhat.com>
1151 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
1152 * opts.c (finish_options): Activate -Wunused-local-typedefs if
1153 -Wunused is activated.
1154 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
1156 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1158 * config/s390/s390.md (*movmem_short, *clrmem_short)
1159 (*cmpmem_short): Move the mode check from the insn condition to
1162 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1164 PR tree-optimization/52633
1165 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
1166 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
1167 (vect_recog_over_widening_pattern): Remove handling of code that was
1168 already detected as over-widening pattern. Remove special handling
1169 of "unsigned" cases. Instead, support general case of conversion
1170 of the shift result to another type.
1172 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1174 * tree-vect-patterns.c (vect_single_imm_use): New function.
1175 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
1176 (vect_recog_over_widening_pattern): Likewise.
1177 (vect_recog_widen_shift_pattern): Likewise.
1179 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1181 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
1182 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
1183 (vect_recog_widen_mult_pattern): Likewise.
1184 (vect_operation_fits_smaller_type): Likewise.
1185 (vect_recog_over_widening_pattern): Likewise.
1186 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
1188 2012-05-04 Richard Guenther <rguenther@suse.de>
1191 * lto-wrapper.c (merge_and_complain): Complain about mismatches
1192 of -freg-struct-return and -fpcc-struct-return.
1193 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
1194 from the input file options and ignore those from the link
1197 2012-05-04 Richard Guenther <rguenther@suse.de>
1199 PR tree-optimization/53168
1200 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
1201 memory reads when the result is a constant we can pun.
1203 2012-05-04 Richard Guenther <rguenther@suse.de>
1205 * common.opt (flto-report): Do not mark as Optimization.
1207 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
1210 * recog.c (constrain_operands): If extra constraints are present, also
1211 accept pseudo-registers with equivalent memory locations during reload.
1213 2012-05-04 Olivier Hainque <hainque@adacore.com>
1215 * collect2.c (may_unlink_output_file): New global.
1216 (maybe_unlink): Honor it.
1217 * collect2.h: Add extern for it.
1218 * tlink.c (do_tlink): Set it to true if the link succeeded.
1220 2012-05-04 Olivier Hainque <hainque@adacore.com>
1222 * gcc.c (eval_spec_function): Finalize/restore the current string
1223 obstack state as part of the context push/pop operations.
1225 2012-05-04 Bin Cheng <bin.cheng@arm.com>
1227 PR rtl-optimization/52804
1228 * reload1.c (reload_reg_reaches_end_p): Check whether successor
1229 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
1230 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
1231 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
1232 RELOAD_FOR_OUTADDR_ADDRESS.
1234 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
1237 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
1238 for macro expansion.
1240 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
1242 * flags.h (flag_permissive): Do not declare.
1243 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
1245 * toplev.c (flag_permissive): Do not define.
1246 * c-tree.h (system_header_p): Delete unused.
1248 2012-05-03 David S. Miller <davem@davemloft.net>
1251 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
1252 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
1253 (sparc_emit_float_lib_cmp): Likewise.
1255 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1258 * config/rs6000/rs6000.md (bswapdi splitters): If
1259 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
1260 default) is used, generate an alternate sequence that does not
1261 depend on using indexed addressing.
1263 2012-05-03 Jason Merrill <jason@redhat.com>
1265 * gengtype.c (write_types): Fix warning message.
1266 (write_local): Likewise.
1268 2012-05-02 Jason Merrill <jason@redhat.com>
1270 * dwarf2out.c (struct external_ref, build_local_stub): New.
1271 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
1272 (optimize_external_refs, optimize_external_refs_1): New.
1273 (change_AT_die_ref): New.
1274 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
1275 (build_abbrev_table): Take the external refs hashtable.
1276 (output_comp_unit): Get it from optimize_external_refs and pass it in.
1278 2012-05-03 Jan Hubicka <jh@suse.cz>
1281 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
1283 2012-05-03 Jan Hubicka <jh@suse.cz>
1286 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
1288 2012-05-03 Jason Merrill <jason@redhat.com>
1290 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
1291 use_debug_types to discriminate the die_id union.
1292 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
1293 (build_abbrev_table, output_die): Likewise.
1294 (prune_unused_types_walk_attribs): Likewise.
1295 (generate_type_signature, copy_declaration_context): Set it.
1296 (remove_child_or_replace_with_skeleton): Set it.
1297 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
1298 check use_debug_types.
1299 (dwarf2out_finish): Do break_out_includes after .debug_types.
1301 2012-05-03 Jason Merrill <jason@redhat.com>
1303 * dwarf2out.c (modified_type_die): Use scope_die_for.
1304 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
1305 (uses_local_type_r, uses_local_type): New.
1306 (scope_die_for): Keep a type that uses a local type in local scope.
1307 Use get_context_die for namespace and type scope.
1309 2012-05-03 Jason Merrill <jason@redhat.com>
1311 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
1313 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
1314 (dwarf2out_finish): Likewise.
1316 2012-05-03 Martin Jambor <mjambor@suse.cz>
1318 * builtins.c (get_object_alignment_1): Return whether we can determine
1319 the alignment or conservatively assume byte alignment. Return the
1320 alignment by reference. Use get_pointer_alignment_1 for dereference
1322 (get_pointer_alignment_1): Return whether we can determine the
1323 alignment or conservatively assume byte alignment. Return the
1324 alignment by reference. Use get_ptr_info_alignment to get SSA name
1326 (get_object_alignment): Update call to get_object_alignment_1.
1327 (get_object_or_type_alignment): Likewise, fall back to type alignment
1328 only when it returned false.
1329 (get_pointer_alignment): Update call to get_pointer_alignment_1.
1330 * fold-const.c (get_pointer_modulus_and_residue): Update call to
1331 get_object_alignment_1.
1332 * ipa-prop.c (ipa_modify_call_arguments): Update call to
1333 get_pointer_alignment_1.
1334 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
1335 of MEM_REF or TARGET_MEM_REF only when it returns false.
1336 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
1337 get_object_alignment_1.
1338 (ccp_finalize): Use set_ptr_info_alignment.
1339 * tree.h (get_object_alignment_1): Update declaration.
1340 (get_pointer_alignment_1): Likewise.
1341 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
1342 (dump_gimple_stmt): Likewise.
1343 * tree-flow.h (ptr_info_def): Updated comments of fields align and
1345 (get_ptr_info_alignment): Declared.
1346 (mark_ptr_info_alignment_unknown): Likewise.
1347 (set_ptr_info_alignment): Likewise.
1348 (adjust_ptr_info_misalignment): Likewise.
1349 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
1350 and set alignment of SSA names.
1351 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
1352 mark_ptr_info_alignment_unknown.
1353 * tree-ssanames.c (get_ptr_info_alignment): New function.
1354 (mark_ptr_info_alignment_unknown): Likewise.
1355 (set_ptr_info_alignment): Likewise.
1356 (adjust_ptr_info_misalignment): Likewise.
1357 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
1358 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
1360 (bump_vector_ptr): Likewise.
1361 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
1362 (vectorizable_store): Likewise.
1363 (vectorizable_load): Likewise.
1365 2012-05-03 Michael Matz <matz@suse.de>
1367 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
1368 in front of basic_block_def.
1369 (struct basic_block_def): Make il.gimple the full struct, not a
1371 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
1373 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
1374 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
1375 NULL il.gimple, which can't happen anymore.
1376 * gimple.h (bb_seq): il.gimple can't be NULL.
1377 (bb_seq_add): Ditto.
1378 (set_bb_seq): Adjust.
1379 (gsi_start_bb, gsi_last_bb): Tidy.
1380 * lto-streamer-in.c (make_new_block): Don't zero members that
1381 are zeroed already, don't allocate a gimple_bb_info.
1382 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
1383 (remove_bb): Clear all il.gimple members.
1384 (gimple_verify_flow_info): Adjust for flat il.gimple.
1385 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
1387 * coretypes.h (const_gimple_seq): Remove typedef.
1388 * gimple.h (gimple_seq_first): Take gimple_seq.
1389 (gimple_seq_first_stmt): Ditto.
1390 (gimple_seq_last): Ditto.
1391 (gimple_seq_last_stmt): Ditto.
1392 (gimple_seq_empty_p): Ditto.
1394 2012-05-03 Richard Guenther <rguenther@suse.de>
1396 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
1398 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
1399 (compute_avail): Do not add possibly trapping operations to
1400 EXP_GEN if they might not be executed in the block.
1402 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
1404 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
1406 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
1408 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
1409 information as early as possible. Update dominance info instead of
1412 2012-05-03 Richard Guenther <rguenther@suse.de>
1414 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
1415 (union_contains_value): Remove.
1416 (vro_valid_in_sets): Likewise.
1417 (op_valid_in_sets): New function.
1418 (valid_in_sets): Use op_valid_in_sets.
1419 (insert_into_preds_of_block): Move dumping ...
1420 (do_regular_insertion): ... here.
1421 (do_partial_partial_insertion): ... and here. Dump that
1422 we've found a partial partial redundancy.
1423 (insert): Dump the current insert iteration.
1425 2012-05-03 Jakub Jelinek <jakub@redhat.com>
1428 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1429 append program name to it and pass that as first argument
1430 to make_relative_prefix. Always pass standard_libexec_prefix
1431 as last argument to make_relative_prefix. If
1432 make_relative_prefix returns NULL, fall back to
1433 standard_libexec_prefix.
1436 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1440 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1441 mode, return that mode.
1444 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
1445 define __ATOMIC_HLE_* macros here.
1446 (ix86_target_macros): But here, using cpp_define_formatted.
1448 2012-05-03 Richard Guenther <rguenther@suse.de>
1450 PR tree-optimization/53144
1451 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1453 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1454 with SSA name values.
1455 (vn_reference_lookup_3): Adjust callers.
1457 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1459 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
1460 has_fma4 for AMD processors with both fma3 and fma4 support.
1462 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
1465 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
1468 2012-05-03 Michael Matz <matz@suse.de>
1471 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
1472 (dse_enter_block): Properly iterate the whole sequence even
1473 if the last statement was removed.
1475 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1477 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
1478 unset flag_jump_tables.
1479 * stmt.c (expand_case): Remove special flag_pic case conditional
1480 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
1482 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
1484 * common/config/s390/s390-common.c (s390_option_optimization_table):
1485 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
1486 default when optimizing.
1488 2012-05-02 Martin Jambor <mjambor@suse.cz>
1491 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1492 of a variable when the contect is a function.
1494 2012-05-02 Michael Matz <matz@suse.de>
1496 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
1497 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
1498 (const_gimple_seq_node): Remove.
1499 (gimple_seq_node): Typedef as gimple.
1500 (struct gimple_statement_base): Add next and prev members,
1501 adjust all WORD markers in using structs.
1502 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
1503 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1504 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
1505 gimple are the same.
1506 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
1508 (gimple_init_singleton): New function.
1509 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
1510 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
1512 (gsi_stmt_ptr): Remove.
1513 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
1515 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
1516 again, adjust for above changes.
1517 (update_call_edge_frequencies): Adjust for above changes.
1518 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
1519 (gsi_insert_seq_nodes_after): Ditto.
1520 (gsi_split_seq_after): Ditto.
1521 (gsi_set_stmt): Ditto.
1522 (gsi_split_seq_before): Ditto.
1523 (gsi_remove): Ditto.
1524 (gsi_insert_seq_before_without_update): Don't free sequence.
1525 (gsi_insert_seq_after_without_update): Ditto.
1526 (gsi_replace): Assert some more invariants.
1527 (gsi_insert_before_without_update, gsi_insert_after_without_update):
1529 (gsi_for_stmt): Don't search for stmt.
1530 (gsi_insert_on_edge_immediate): Tidy.
1532 * gimple.c (gimple_alloc_k): Remove "sequences".
1533 (gimple_seq_cache): Remove.
1534 (gimple_alloc_stat): Make stmt a singleton sequence.
1535 (gimple_seq_alloc, gimple_seq_free): Remove.
1536 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
1537 (gimple_copy): Ditto.
1538 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
1539 create iterator from correct sequence.
1540 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
1542 2012-05-02 Michael Matz <matz@suse.de>
1544 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
1546 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
1547 sequence, lazily allocate it.
1548 (bb_seq_addr): New function.
1549 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
1550 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
1551 (gsi_none): New function.
1552 (gsi_start_bb): Adjust.
1553 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
1554 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
1555 (gsi_last_bb): Adjust.
1557 * tree-flow-inline.h (phi_nodes_ptr): New function.
1559 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
1560 datastructure and interface change.
1561 (gsi_insert_seq_before_without_update): Ditto.
1562 (gsi_insert_seq_nodes_after): Ditto.
1563 (gsi_insert_seq_after_without_update): Ditto.
1564 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
1565 (gsi_split_seq_before): Ditto.
1566 (gsi_start_phis): Adjust.
1567 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
1568 (vect_transform_loop): Ditto.
1569 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
1570 gimple_seq_copy): Don't use gimple_seq_alloc.
1571 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
1572 (gimplify_seq_add_seq): Ditto.
1573 * lto-streamer-in.c (make_new_block): Ditto.
1574 * tree-cfg.c (create_bb): Ditto.
1575 * tree-sra.c (initialize_parameter_reductions): Ditto.
1577 2012-05-02 Michael Matz <matz@suse.de>
1579 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1580 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
1581 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
1582 set_bb_seq): Move down to after gimple_statement_d definition.
1584 2012-05-02 Michael Matz <matz@suse.de>
1586 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1587 gsi_replace_with_seq, instead of inserting itself.
1588 * gimple-iterator.c (gsi_replace_with_seq): New function.
1589 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
1590 iterator instead of statement, advance it.
1591 (ssa_forward_propagate_and_combine): Adjust call to above.
1593 2012-05-02 Michael Matz <matz@suse.de>
1595 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
1597 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
1598 * tree-nested.c (walk_gimple_omp_for): Ditto.
1599 * trans-mem.c (lower_transaction): Ditto.
1600 * tree-eh.c (do_return_redirection): Ditto.
1601 (do_goto_redirection): Ditto.
1602 (lower_try_finally_switch): Ditto.
1603 * gimplify.c (gimplify_stmt): Ditto.
1604 (gimplify_scan_omp_clauses): Ditto.
1605 (gimplify_omp_for): Ditto.
1606 (gimplify_function_tree): Ditto.
1607 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
1608 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
1609 (mf_build_check_statement_for): Ditto.
1610 (mx_register_decls): Ditto.
1611 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
1612 and don't use itertors to append.
1613 (insert_stmts): Ditto.
1614 (insert_out_of_ssa_copy): Ditto.
1615 (insert_out_of_ssa_copy_on_edge): Ditto.
1617 2012-05-02 Michael Matz <matz@suse.de>
1619 * gimple.h (gimple_bind_body_ptr): New function.
1620 (gimple_bind_body): Use it.
1621 (gimple_catch_handler): Use gimple_catch_handler_ptr.
1622 (gimple_eh_filter_failure_ptr): New function.
1623 (gimple_eh_filter_failure): Use it.
1624 (gimple_eh_else_n_body_ptr): New function.
1625 (gimple_eh_else_n_body): Use it.
1626 (gimple_eh_else_e_body_ptr): New function.
1627 (gimple_eh_else_e_body): Use it.
1628 (gimple_try_eval_ptr): New function.
1629 (gimple_try_eval): Use it.
1630 (gimple_try_cleanup_ptr): New function.
1631 (gimple_try_cleanup): Use it.
1632 (gimple_wce_cleanup_ptr): New function.
1633 (gimple_wce_cleanup): Use it.
1634 (gimple_omp_body_ptr): New function.
1635 (gimple_omp_body): Use it.
1636 (gimple_omp_for_pre_body_ptr): New function.
1637 (gimple_omp_for_pre_body): Use it.
1638 (gimple_transaction_body_ptr): New function.
1639 (gimple_transaction_body): Use it.
1640 (gsi_split_seq_before): Adjust to return nothing and take pointer
1642 (gsi_set_stmt): Declare.
1643 (gsi_replace_with_seq): Declare.
1644 (walk_gimple_seq_mod): Declare.
1645 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
1647 * gimple-iterator.c (gsi_set_stmt): New function.
1648 (gsi_split_seq_before): Return new sequence via pointer argument.
1649 (gsi_replace): Use gsi_set_stmt.
1651 * tree-ssa-loop-im.c (move_computations_stmt): First remove
1653 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
1654 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
1656 (reserve_phi_args_for_new_edge): Change call to above,
1659 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
1660 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
1661 iterators. Adjust call to lower_omp.
1662 (lower_lastprivate_clauses): Adjust call to lower_omp.
1663 (lower_reduction_clauses): Ditto.
1664 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
1665 (lower_omp_sections): Don't explicitely count sequence length,
1666 nullify lowered bodies earlier, ensure stmts are part of only
1667 one sequence, adjust call to lower_omp.
1668 (lower_omp_single): Ensure stmts are part of only one sequence,
1669 adjust call to lower_omp.
1670 (lower_omp_master): Ditto.
1671 (lower_omp_ordered): Ditto.
1672 (lower_omp_critical): Ditto.
1673 (lower_omp_for): Ditto.
1674 (lower_omp_taskreg): Ditto, tidy.
1675 (lower_omp_1): Adjust calls to lower_omp.
1676 (execute_lower_omp): Ditto.
1677 (lower_omp): Adjust to take pointer to sequence.
1678 (diagnose_sb_2): Use walk_gimple_seq_mod.
1679 (diagnose_omp_structured_block_errors): Ditto and set possibly
1680 changed function body.
1681 * gimple-low.c (lower_function_body): Set function body after
1683 (lower_sequence): Adjust to take pointer to sequence.
1684 (lower_omp_directive): Ensure stmt isn't put twice into the
1685 sequence, adjust call to lower_sequence.
1686 (lower_stmt): Adjust calls to lower_sequence.
1687 (lower_gimple_bind): Ditto.
1688 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
1689 * tree-nested.c (walk_body): Take pointer to sequence, use
1690 walk_gimple_seq_mod.
1691 (walk_function): Adjust call to walk_body, set possibly changed body.
1692 (walk_gimple_omp_for): Adjust calls to walk_body.
1693 (convert_nonlocal_omp_clauses): Ditto.
1694 (convert_nonlocal_reference_stmt): Ditto.
1695 (convert_local_omp_clauses): Ditto.
1696 (convert_local_reference_stmt): Ditto.
1697 (convert_tramp_reference_stmt): Ditto.
1698 (convert_gimple_call): Ditto.
1699 (convert_nl_goto_reference): Use local iterator copy.
1700 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
1701 but taking pointer to sequence, ensure gsi_start is called with
1703 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
1704 asserting that the sequence head didn't change.
1705 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
1706 walk_gimple_seq_mod.
1707 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
1708 (execute_lower_tm): Ditto, and set possibly changed body.
1709 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
1710 call gsi_start with that lvalue.
1711 (replace_goto_queue_stmt_list): Ditto.
1712 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
1713 (replace_goto_queue): Ditto.
1714 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
1715 (lower_try_finally_onedest): Ditto.
1716 (lower_try_finally_copy): Ditto.
1717 (lower_try_finally_switch): Ditto.
1718 (lower_try_finally): Ditto.
1719 (lower_eh_filter): Ditto.
1720 (lower_eh_must_not_throw): Ditto.
1721 (lower_cleanup): Ditto.
1722 (lower_eh_constructs_2): Ditto.
1723 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
1724 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
1725 set possibly changed body.
1726 (optimize_double_finally): Call gsi_start with lvalue.
1728 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
1729 (gimple_split_block): Ditto.
1730 (gimple_merge_blocks): Use gsi_start_phis.
1731 (move_stmt_r): Use walk_gimple_seq_mod.
1732 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
1733 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
1734 (rebuild_cgraph_edges): Ditto.
1735 (cgraph_rebuild_references): Ditto.
1736 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
1737 * tree-inline.c (copy_phis_for_bb): Ditto.
1738 * tree-ssa-dce.c: Ditto.
1740 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
1742 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
1743 Andi Kleen <ak@linux.intel.com>
1745 * coretypes.h (MEMMODEL_MASK): New.
1746 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
1747 and return new variable.
1748 (expand_builtin_atomic_exchange): Mask memmodel values.
1749 (expand_builtin_atomic_compare_exchange): Ditto.
1750 (expand_builtin_atomic_load): Ditto.
1751 (expand_builtin_atomic_store): Ditto.
1752 (expand_builtin_atomic_clear): Ditto.
1753 * doc/extend.texi: Mention port-dependent memory model flags.
1754 * config/i386/cpuid.h (bit_HLE): New.
1755 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1757 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
1758 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
1759 (ix86_target_string)<-mhle>: New.
1760 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1761 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
1762 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1763 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
1764 enabled for generic, generic64 and core-avx2.
1765 (ix86_print_operand): Generate HLE lock prefixes.
1766 (ix86_memmodel_check): New.
1767 (TARGET_MEMMODEL_CHECK): Ditto.
1768 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
1769 (IX86_HLE_ACQUIRE): Ditto.
1770 (IX86_HLE_RELEASE): Ditto.
1771 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
1772 * config/i386/i386.opt (mhle): Ditto.
1773 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
1774 success model to instruction emitter.
1775 (atomic_fetch_add<mode>): Ditto.
1776 (atomic_exchange<mode>): Ditto.
1777 (atomic_add<mode>): Ditto.
1778 (atomic_sub<mode>): Ditto.
1779 (atomic_<code><mode>): Ditto.
1780 (*atomic_compare_and_swap_doubledi_pic): Ditto.
1781 (atomic_compare_and_swap_single<mode>): Define and use argument
1783 (atomic_compare_and_swap_double<mode>): Ditto.
1784 * configure.ac: Check if assembler support HLE prefixes.
1785 * configure: Regenerate.
1788 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1791 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
1793 (gimplify_switch_expr): ... here.
1794 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
1795 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
1796 to clean up case labels with values outside the index type range.
1797 (simplify_gimple_switch): Call it if something changed.
1798 Remove strange and unnecessary assert.
1800 2012-05-02 Richard Guenther <rguenther@suse.de>
1802 * fold-const.c (div_if_zero_remainder): sizetypes no longer
1804 (int_const_binop_1): New worker for int_const_binop with
1805 overflowable parameter. Pass it through to force_fit_type_double.
1806 (int_const_binop): Wrap around int_const_binop_1 with overflowable
1808 (size_binop_loc): Call int_const_binop_1 with overflowable equal
1809 to minus one, forcing overflow detection for even unsigned types.
1810 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
1811 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
1812 * stor-layout.c (initialize_sizetypes): sizetypes no longer
1814 (layout_type): For zero-sized arrays ignore overflow on the
1816 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
1817 (bit_value_binop_1): Likewise.
1818 * tree.c (double_int_to_tree): Likewise.
1819 (double_int_fits_to_tree_p): Likewise.
1820 (force_fit_type_double): Likewise.
1821 (host_integerp): Likewise.
1822 (int_fits_type_p): Likewise.
1823 * varasm.c (output_constructor_regular_field): Sign-extend the
1824 field-offset to cater for negative offsets produced by the Ada
1826 * omp-low.c (extract_omp_for_data): Convert the loop step to
1827 signed for pointer adjustments.
1829 2012-05-02 Richard Guenther <rguenther@suse.de>
1831 * tree.c (valid_constant_size_p): New function.
1832 * tree.h (valid_constant_size_p): Declare.
1833 * cfgexpand.c (expand_one_var): Adjust check for too large
1834 variables by using valid_constant_size_p.
1835 * varasm.c (assemble_variable): Likewise.
1837 * c-decl.c (grokdeclarator): Properly check for sizes that
1838 cover more than half of the address-space.
1840 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1842 PR tree-optimization/53163
1843 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1844 return value from compute_all_dependences.
1846 PR rtl-optimization/53160
1847 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1848 has been modified by ree pass already.
1850 2012-05-01 Ian Lance Taylor <iant@google.com>
1853 * c-decl.c (build_compound_literal): Make the decl readonly if it
1854 an array of a readonly type.
1855 * gimplify.c (gimplify_compound_literal_expr): Add fallback
1856 parameter. Change all callers. If the decl is not addressable
1857 and is not an l-value, make it readonly.
1859 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
1861 * ira.c (allocated_reg_info_size): New static variable.
1862 (expand_reg_info): Manage it. Call
1863 setup_preferred_alternate_classes_for_new_pseudos.
1864 (ira): Don't do it here. Remove local allocated_reg_info_size,
1865 set the global before calling find_moveable_pseudos.
1866 (find_moveable_pseudos): Call expand_reg_info rather than
1869 2012-05-01 Richard Henderson <rth@redhat.com>
1871 * common.opt (fsync-libcalls): New.
1872 * doc/invoke.texi: Document it.
1873 * optabs.c (init_sync_libfuncs): Honor it.
1875 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1876 Richard Sandiford <r.sandiford@uk.ibm.com>
1878 PR rtl-optimization/52543
1879 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
1881 * lower-subreg.h: New file.
1882 * target-globals.h (this_target_lower_subreg): Declare.
1883 (target_globals): Add lower_subreg;
1884 (restore_target_globals): Restore this_target_lower_subreg.
1885 * target-globals.c: Include it.
1886 (default_target_globals): Add default_target_lower_subreg.
1887 (save_target_globals): Initialize target_lower_subreg.
1888 * rtl.h (init_lower_subreg): Added declaration.
1889 * toplev.c (backend_init_target): Call initializer for lower-subreg
1891 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
1892 (default_target_lower_subreg): New variable.
1893 (this_target_lower_subreg): Likewise.
1894 (twice_word_mode, choices): New macros.
1895 (shift_cost, compute_splitting_shift, compute_costs)
1896 (init_lower_subreg): New functions.
1897 (resolve_simple_move): Add speed_p argument. Check choices.
1898 (find_pseudo_copy): Don't check the mode size here.
1899 (resolve_simple_move): Assert the mode size.
1900 (find_decomposable_shift_zext): Add speed_p argument and return
1901 a bool. Check choices.
1902 (resolve_shift_zext): Add comment.
1903 (dump_shift_choices, dump_choices): New functions.
1904 (decompose_multiword_subregs): Dump list of profitable
1905 transformations. Add code to skip non profitable transformations.
1906 Update calls to simple_move and find_decomposable_shift_zext.
1908 2012-05-01 Ian Bolton <ian.bolton@arm.com>
1909 Sameera Deshpande <sameera.deshpande@arm.com>
1910 Greta Yorsh <greta.yorsh@arm.com>
1912 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
1913 (thumb1_unexpanded_epilogue): ...this.
1914 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
1915 (thumb1_unexpanded_epilogue): ...this.
1916 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
1917 (thumb1_unexpanded_epilogue): ...this.
1919 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
1921 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
1922 comparing enumeration values. Update comments.
1924 2012-05-01 Alan Modra <amodra@gmail.com>
1927 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
1928 load_cr_save, add_crlr_cfa_restore): New functions.
1929 (rs6000_restore_saved_cr): Rename to..
1930 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
1931 (rs6000_emit_epilogue): Use new functions. Adjust condition
1932 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
1933 regs when using out-of-line restore only when shrink wrapping.
1935 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1938 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1939 calls to cgraph_node_name in xstrdup.
1940 (ipa_make_edge_direct_to_target): Ditto.
1941 * cgraph.c (dump_cgraph_node): Ditto.
1942 * tree-sra.c (convert_callers_for_node): Ditto.
1943 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1944 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1945 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1946 (cgraph_materialize_all_clones): Ditto.
1947 * ipa-inline.c (report_inline_failed_reason): Ditto.
1948 (want_early_inline_function_p): Ditto.
1949 (edge_badness): Ditto.
1950 (update_edge_key): Ditto.
1951 (flatten_function): Ditto.
1952 (ipa_inline): Ditto.
1953 (inline_always_inline_functions): Ditto.
1954 (early_inline_small_functions): Ditto.
1956 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1959 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
1960 constraints 0 and 1.
1962 012-04-30 Jan Hubicka <jh@suse.cz>
1964 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
1965 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
1966 (cgraph_add_to_same_comdat_group): Remove.
1967 (cgraph_add_asm_node): Move to cgraphunit.c.
1968 (cgraph_make_decl_local): Move to symtab.c
1969 (cgraph_make_node_local_1): Update.
1970 (cgraph_can_remove_if_no_direct_calls_and): Update.
1971 (used_from_object_file_p): Update.
1972 (resolution_used_from_other_file_p): Move to symtab.c
1973 (cgraph_used_from_object_file_p): move to symtab.c
1974 (verify_cgraph_node): Verify same comdat groups.
1975 * cgraph.h (cgraph_asm_node): Rename to ...
1976 (asm_node): ... this one.
1977 (cgraph_asm_nodes): Rename to ...
1978 (asm_nodes): ... this one.
1979 (symtab_add_to_same_comdat_group): New function.
1980 (symtab_dissolve_same_comdat_group_list): New function.
1981 (symtab_used_from_object_file_p): Declare.
1982 (symtab_make_decl_local): Declare.
1983 (cgraph_add_to_same_comdat_group): Remove.
1984 (cgraph_add_asm_node): Remove.
1985 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
1987 (cgraph_finalize_compilation_unit): Rename to ...
1988 (finalize_compilation_unit): ... this one.
1989 (cgraph_optimize): Rename to ....
1990 (compile): ... this one.
1991 (add_asm_node): Declare.
1992 (fixup_same_cpp_alias_visibility): Declare.
1993 (cgraph_make_decl_local): Remove.
1994 (varpool_assemble_pending_decls): Rename to ...
1995 (varpool_output_variables): ... this one.
1996 (varpool_remove_unreferenced_decls): Remove.
1997 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
1998 (preserve_function_body_p): Make static.
1999 * toplev.c (compile_file): Update comments; update.
2000 * cgraphunit.c: Update comments.
2001 (cgraph_expand_all_functions): Rename to ...
2002 (expand_all_functions): ... this one; update.
2003 (cgraph_mark_functions_to_output): Rename to ...
2004 (mark_functions_to_output): ... this one; cleanup.
2005 (cgraph_output_pending_asms): Remove prototype.
2006 (asm_nodes, asm_last_node): New static vars.
2007 (cgraph_process_new_functions): Update.
2008 (cgraph_reset_node): Cleanup; add comment.
2009 (cgraph_add_new_function): Update.
2010 (cgraph_output_pending_asms): Rename to ...
2011 (output_asm_statements): ... this one.
2012 (add_asm_node): New function.
2013 (fixup_same_cpp_alias_visibility): New function based on code
2014 in cgraph_analyze_function.
2015 (cgraph_analyze_function): Use it.
2016 (cgraph_order_sort): Update.
2017 (cgraph_output_in_order): Update.
2018 (cgraph_function_versioning): Update.
2019 (cgraph_optimize): Rename to ...
2020 (compile): ... this one; initialize streamer hooks here.
2021 (cgraph_finalize_compilation_unit): Rename to ...
2022 (finalize_compilation_unit): ... this one; do not initialize streamer
2024 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
2025 * dwarf2out.c: Update ocmment.
2026 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
2027 * method.c (use_thunk): Likewise.
2028 * semantics.c (maybe_add_lambda_conv_op): Likewise.
2029 * decl2.c (maybe_emit_vtables): Likewise.
2030 (cp_write_global_declarations): Use finalize_compilation_unit.
2031 * parser.c (cp_parser_asm_definition): Use add_asm_node.
2032 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
2033 * c-decl.c (c_write_global_declarations): Use
2034 finalize_compilation_unit.
2035 * langhooks.c (write_global_declarations): Update.
2036 * ipa.c (cgraph_externally_visible_p): Update.
2037 (dissolve_same_comdat_group_list): Remove.
2038 (function_and_variable_visibility): Update.
2039 * symtab.c: Inlcude lto-streamer.h and rtl.h
2040 (ld_plugin_symbol_resolution_names): New.
2041 (symtab_add_to_same_comdat_group): New.
2042 (symtab_dissolve_same_comdat_group_list): New.
2043 (resolution_used_from_other_file_p): Move here from cgraph.c
2044 (symtab_used_from_object_file_p): New.
2045 (symtab_make_decl_local): New.
2046 * passes.c (register_pass): Update comments.
2047 * c-parser.c (c_parser_asm_definition): Update.
2048 * varpool.c (varpool_analyze_node): Use
2049 fixup_same_cpp_alias_visibility.
2050 (varpool_remove_unreferenced_decls): Make static.
2051 (varpool_assemble_pending_decls): Rename to ...
2052 (varpool_output_variables): ... this one; call
2053 varpool_remove_unreferenced_decls.
2054 (varpool_used_from_object_file_p): Remove.
2056 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
2059 * c-typeck.c (build_array_ref): Call
2060 convert_vector_to_pointer_for_subscript.
2061 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
2063 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2065 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
2066 to compile-time "mode == <MODE>mode" checks.
2067 (and splitter): Ditto.
2069 2012-04-30 Richard Henderson <rth@redhat.com>
2071 * config/arm/arm.md (UNSPEC_LL): New.
2072 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
2073 (arm_load_exclusivedi): Use %H0.
2075 2012-04-30 Jason Merrill <jason@redhat.com>
2077 * dwarf2out.c (comdat_symbol_id): Add const.
2078 (union die_symbol_or_type_node): Add const to die_symbol.
2079 (output_die_symbol, output_die, output_comp_unit): Adjust.
2081 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
2083 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
2084 * config/arm/neon.md (negdi2_neon): New insn.
2085 Also add splitters for core and NEON registers.
2087 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
2089 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
2090 (arm_print_operand): Add 'x' format.
2091 * config/arm/constraints.md (Dn): Allow const_int.
2092 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
2093 Use 'x' format to print constants.
2094 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
2095 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
2097 (movdi_vfp_cortexa8): Likewise.
2099 2012-04-30 Ian Bolton <ian.bolton@arm.com>
2100 Sameera Deshpande <sameera.deshpande@arm.com>
2101 Greta Yorsh <greta.yorsh@arm.com>
2103 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
2104 * config/arm/arm.c (ldm_stm_operation_p): New function.
2105 * config/arm/predicates.md (load_multiple_operation): Update predicate.
2106 (store_multiple_operation): Likewise.
2108 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
2109 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
2110 * config/arm/predicates.md (load_multiple_operation): Add arguments.
2111 (store_multiple_operation): Likewise.
2113 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2115 * config/i386/i386.md (and<mode>3): Expand masking operations with
2116 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
2117 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
2119 2012-04-30 Dodji Seketeli <dodji@redhat.com>
2121 Add -Wvarargs option
2122 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
2123 argument for the various warning_at calls.
2124 * docs/invoke.texi: Update the documentation.
2126 2012-04-30 Dodji Seketeli <dodji@redhat.com>
2128 Switch -ftrack-macro-expansion=2 on by default.
2129 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
2132 Fix va_start related location
2133 * builtins.c (fold_builtin_next_arg): Unwinds to the first
2134 location in real source code.
2136 Make conversion warnings work on NULL with -ftrack-macro-expansion
2137 * input.h (expansion_point_location_if_in_system_header): Declare
2139 * input.c (expansion_point_location_if_in_system_header): Define it.
2141 Fix -Wuninitialized for -ftrack-macro-expansion
2142 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
2143 declaration. Use linemap_location_before_p for source locations.
2145 Strip "<built-in>" loc from displayed expansion context
2146 * input.c (expand_location_1): When expanding to spelling location
2147 in a context of a macro expansion, skip reserved system header
2148 locations. Update comments. * tree-diagnostic.c
2149 (maybe_unwind_expanded_macro_loc): Likewise.
2151 Make expand_location resolve to locus in main source file
2152 * input.c (expand_location_1): New. Takes a parameter to choose
2153 whether to resolve the location to spelling or expansion point.
2154 Was factorized from ...
2155 (expand_location): ... here.
2156 (expand_location_to_spelling_point): New. Implemented in terms of
2158 * diagnostic.c (diagnostic_build_prefix): Use the new
2159 expand_location_to_spelling_point instead of expand_location.
2161 Fix PCH crash on GTYed pointer-to-scalar field of a struct
2162 * gengtype.c (write_types_process_field): Force second argument of
2163 the call to the PCH object hierarchy walker to be 'x'.
2165 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
2167 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
2168 predicate to discriminate types.
2170 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
2172 * doc/invoke.texi (Wmissing-format-attribute): Document as an
2173 alias of Wsuggest-attribute=format.
2174 * c-typeck.c (convert_for_assignment): Replace
2175 Wmissing-format-attribute with Wsuggest-attribute=format.
2176 (digest_init): Likewise.
2178 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
2180 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
2181 * common.opt (Wmissing-noreturn): Alias of
2182 -Wsuggest-attribute=noreturn.
2184 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
2187 * config/cris/cris.md (andqu): New peephole2.
2188 (andu): Tweak head comment.
2190 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2191 Steven Bosscher <steven@gcc.gnu.org>
2192 Maxim Kuvyrkov <maxim@codesourcery.com>
2194 PR tree-optimization/38785
2195 * common.opt (ftree-partial-pre): New option.
2196 * doc/invoke.texi: Document it.
2197 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
2198 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
2200 (execute_pre): Use flag_tree_partial_pre.
2202 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2205 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
2208 2012-04-27 Ollie Wild <aaw@google.com>
2210 * doc/invoke.texi (Wliteral-suffix): Document new option.
2212 2012-04-27 Tom Tromey <tromey@redhat.com>
2214 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
2215 (dwarf_tag_name): Use get_DW_TAG_name.
2216 (dwarf_attr_name): Use get_DW_AT_name.
2217 (dwarf_form_name): Use get_DW_FORM_name.
2218 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
2220 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2222 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
2223 arguments are -1 and 0, by negating the result of the conditional.
2225 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2228 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
2230 2012-04-27 Richard Guenther <rguenther@suse.de>
2232 * tree-flow.h (is_hidden_global_store): Remove.
2233 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
2234 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
2235 (stmt_may_clobber_global_p): Likewise.
2236 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
2237 (stmt_may_clobber_global_p): Likewise.
2238 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
2239 stmt_may_clobber_global_p.
2240 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
2242 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
2244 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
2247 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
2248 reorganize some fields and update comments. Rename bit_test_uniq
2249 and bit_test_count to uniq resp. count. Remove bit_test_bb.
2250 (collect_switch_conv_info): New function, collects info about a
2251 GIMPLE_SWITCH into a struct switch_conv_info.
2252 (check_range): Simplify to use pre-recorded info. Fix think-o in
2253 range-branch ratio check.
2254 (check_process_case): Remove function.
2255 (check_all_empty_except_final): New function, verifies that all
2256 non-final basic blocks are empty.
2257 (process_switch): Simplify to use pre-recorded info. Call
2258 collect_switch_conv_info to do that. Assert that degenerate switch
2259 statements have been cleaned up.
2261 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
2264 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
2266 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2269 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
2271 2012-04-27 Tom de Vries <tom@codesourcery.com>
2273 PR tree-optimization/51879
2274 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
2275 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
2277 (defs_to_varying): ... here. Don't set use_processed.
2278 (visit_reference_op_call): Handle gimple_vdef.
2279 Handle case that lhs is NULL_TREE.
2280 (visit_use): Use mark_use_processed. Handle calls with side-effect
2281 using visit_reference_op_call.
2283 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2285 * sched-deps.c (fixup_sched_groups): Rename to...
2286 (chain_to_prev_insn): ...this.
2287 (chain_to_prev_insn_p): New function.
2288 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
2290 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2292 * sched-int.h (_haifa_insn_data): Move priority_status.
2294 (INSN_MODEL_INDEX): New macro.
2295 * haifa-sched.c (insn_delay): New function.
2296 (sched_regno_pressure_class): Update commentary.
2297 (mark_regno_birth_or_death): Pass the liveness bitmap and
2298 pressure array as arguments, instead of using curr_reg_live and
2299 curr_reg_pressure. Only update the pressure if the bit in the
2300 liveness set has changed.
2301 (initiate_reg_pressure_info): Always trust the live-in set for
2302 SCHED_PRESSURE_MODEL.
2303 (initiate_bb_reg_pressure_info): Update call to
2304 mark_regno_birth_or_death.
2305 (dep_list_size): Take the list as argument.
2306 (calculate_reg_deaths): New function, extracted from...
2307 (setup_insn_reg_pressure_info): ...here.
2308 (MODEL_BAR): New macro.
2309 (model_pressure_data, model_insn_info, model_pressure_limit)
2310 (model_pressure_group): New structures.
2311 (model_schedule, model_worklist, model_insns, model_num_insns)
2312 (model_curr_point, model_before_pressure, model_next_priority):
2314 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
2315 (MODEL_INSN_INFO, MODEL_INSN): New macros.
2316 (model_index, model_update_limit_points_in_group): New functions.
2317 (model_update_limit_points, model_last_use_except): Likewise.
2318 (model_start_update_pressure, model_update_pressure): Likewise.
2319 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
2320 (model_excess_cost, model_dump_pressure_points): Likewise.
2321 (model_set_excess_costs): Likewise.
2322 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
2323 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
2324 schedule as an alternative tie-breaker. Update the call to
2326 (ready_sort): Call model_set_excess_costs.
2327 (update_register_pressure): Update call to mark_regno_birth_or_death.
2328 Rely on that function to check liveness rather than doing it here.
2329 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
2330 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
2331 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
2332 (model_record_pressure, model_record_pressures): New functions.
2333 (model_record_final_pressures, model_add_successors_to_worklist)
2334 (model_promote_predecessors, model_choose_insn): Likewise.
2335 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
2336 (model_start_schedule, model_finalize_pressure_group): Likewise.
2337 (model_end_schedule): Likewise.
2338 (schedule_insn): Say when we're scheduling the next instruction
2339 in the model schedule.
2340 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
2341 (queue_to_ready): Do not add instructions that are
2342 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
2343 Always allow the next instruction in the model schedule to be added.
2344 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
2345 and delay for SCHED_PRESSURE_MODEL too.
2346 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
2347 SCHED_PRIORITY_MODEL, but also take the DFA into account.
2348 (schedule_block): Call model_start_schedule and model_end_schedule.
2349 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
2350 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2351 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
2353 (sched_finish): Update accordingly.
2354 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2355 to SCHED_PRESSURE_MODEL.
2356 (add_jump_dependencies): Update call to dep_list_size.
2357 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
2358 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2359 to SCHED_PRESSURE_MODEL.
2360 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
2361 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
2362 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
2363 handling to SCHED_PRESSURE_MODEL.
2365 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2367 * common.opt (fsched-pressure-algorithm=): New option.
2368 * flag-types.h (sched_pressure_algorithm): New enum.
2369 * sched-int.h (sched_pressure_p): Replace with...
2370 (sched_pressure): ...this new variable.
2371 * haifa-sched.c (sched_pressure_p): Replace with...
2372 (sched_pressure): ...this new variable.
2373 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
2374 (update_reg_and_insn_max_reg_pressure, schedule_insn)
2375 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
2376 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
2377 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
2378 (sched_analyze_insn): Likewise.
2379 * sched-rgn.c (schedule_region): Likewise.
2380 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
2382 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
2384 * PR middle-end/52997
2385 * ira.c (find_moveable_pseudos): Call resize_reg_info.
2388 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
2389 * expr.c (convert_move): Honor unsignedp when extending partial int
2391 * genmodes.c (complete_mode): Don't clear component field of partial
2393 (emit_mode_inner): Don't emit it however.
2394 (calc_wider_mode): Partial int modes widen to their component.
2396 2012-04-26 David S. Miller <davem@davemloft.net>
2398 * config/sparc/niagara4.md: New file.
2399 * config/sparc/sparc.md: Include it.
2400 * config/sparc/sparc.c (niagara4_costs): New processor costs.
2401 (sparc_option_override): Use it.
2402 (sparc_use_sched_lookahead): Return 2 for niagara4.
2403 (sparc_issue_rate): Likewise.
2405 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
2406 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
2407 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
2408 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
2409 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
2410 alignaddrldi_vis): Set type to gsr.
2411 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
2412 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
2413 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
2414 v<vis3_shift_patname><mode>3, fmean16_vis,
2415 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
2416 fucmp<code>8<P:mode>_vis): Set type to fga.
2417 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
2418 * config/sparc/niagara.md: Likewise.
2419 * config/sparc/niagara2.md: Likewise.
2420 * config/sparc/ultra3.md: Likewise, and fix type matching for
2421 us3_ialuX reservation.
2423 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2425 * reload.c (find_reloads): Change the loop nesting when trying an
2426 alternative with swapped operands.
2428 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2430 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
2431 comment. Delete unused parameter first_exp_point_map.
2432 (virt_loc_aware_diagnostic_finalizer): Update call.
2434 2012-04-26 Michael Hope <michael.hope@linaro.org>
2435 Richard Earnshaw <rearnsha@arm.com>
2437 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
2438 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
2439 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
2440 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
2442 2012-04-25 Sriraman Tallam <tmsriram@google.com>
2444 * doc/extend.texi: Document avx2 support.
2445 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
2447 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
2450 * config/cris/cris.md ("*andhi_lowpart_v32")
2451 ("*andqi_lowpart_v32"): Change first input-only operand from
2452 a (match_operand ...) to (match_dup 0). Drop alternatives with
2453 const_int-matching constraints for redundancy.
2454 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
2455 three-operand alternative.
2457 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2460 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2461 instead expand it as zero extension.
2463 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
2466 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
2468 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2470 * common.opt (flag_debug_types_section): Default to 0.
2471 (dwarf_version): Default to 4.
2472 (dwarf_record_gcc_switches): Default to 1.
2473 (dwarf_strict): Default to 0.
2474 * toplev.c (process_options): Don't handle dwarf_strict
2475 or dwarf_version here.
2476 * config/vxworks.c (vxworks_override_options): Don't
2477 test whether dwarf_strict or dwarf_version are negative,
2478 instead test !global_options_set.x_dwarf_*.
2479 * config/darwin.c (darwin_override_options): Default to
2481 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
2482 and -fno-debug-types-section are now the default.
2484 2012-04-25 Jan Hubicka <jh@suse.cz>
2486 * cgraphunit.c: Update toplevel comment.
2487 (tree_rest_of_compilation): Merge into cgraph_expand_function.
2488 (cgraph_analyze_function): Make static.
2489 (cgraph_decide_is_function_needed): Make static.
2490 (cgraph_add_new_function): Use expand_function instead of
2491 rest_of_compilation.
2492 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
2493 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
2495 (cgraph_inline_p): Remove.
2496 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
2497 (init_cgraph): Add comment.
2498 * cgraphbuild.c (record_reference, mark_address, mark_load,
2499 mark_store): Do not call analyze_expr hook.
2500 * cgraph.c: Update toplevel comment.
2501 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
2502 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
2503 Move fere from cgraphunit.c
2504 (cgraph_mark_force_output_node): Move to cgraph.h
2505 * cgraph.h: Reorder so the comments match the function placement.
2506 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
2507 (cgraph_mark_force_output_node): Move here from cgraph.c
2508 * tree.c (free_lang_data): Do not clear analyze_expr hook.
2509 * ipa-inline-transform.c (preserve_function_body_p): New function.
2510 (inline_transform): Update.
2511 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
2512 * langhooks.h (lang_hooks_for_callgraph): Remove.
2513 (lang_hooks): Remove callgraph.
2514 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
2515 * varpool.c: Remove out of date comment.
2516 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
2517 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
2519 2012-04-25 Jan Hubicka <jh@suse.cz>
2522 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
2523 forward declaration.
2524 (cgraph_finalize_function): Finalize them here.
2525 * symtab.c (dump_symtab): Dump ctors and dtors.
2527 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2530 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2531 larger than maxbits. Don't compute maxbits modulo align.
2532 Also check that unit bytes long store at bitpos / unit * unit
2533 doesn't affect bits beyond bitregion_end.
2534 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2535 would not fit into bitregion_start ... bitregion_end + 1 bit region.
2536 (store_split_bit_field): Decrease unit close to end of bitregion_end
2537 if access is restricted in order to avoid mutual recursion.
2539 PR tree-optimization/53058
2540 * double-int.h (double_int_max_value, double_int_min_value): New
2542 * double-int.c (double_int_max_value, double_int_min_value): New
2544 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
2545 or GT_EXPR with double_int_max_value instead of double_int_mask.
2547 2012-04-25 Richard Guenther <rguenther@suse.de>
2549 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
2550 * tree-vect-loop.c (vect_transform_loop): Adjust.
2551 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
2552 the maximum number of iterations for the epilogue loop.
2553 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
2555 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2558 * c-typeck.c (set_nonincremental_init,
2559 set_nonincremental_init_from_string): Pass true instead of false
2560 as IMPLICIT to add_pending_init.
2562 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2564 * c-typeck.c (pop_init_level): Improve diagnostics.
2566 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
2568 * compare-elim.c (try_eliminate_compare): Also handle operands with
2569 implicit extensions.
2571 2012-04-25 Alan Modra <amodra@gmail.com>
2573 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
2574 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
2575 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
2576 (no_global_regs_above): Delete.
2577 (no_global_regs): New function.
2578 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
2579 value for load multiple test.
2580 (savres_routine_syms): Increase size.
2581 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
2582 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
2583 rather than a number of boolean flags. Update all callers.
2584 (rs6000_savres_routine_name): Generate vector save/restore names.
2585 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
2586 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
2587 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
2588 and using_store_multiple. Expand uses. Don't always use r11 as
2589 frame reg when needed for out-of-line saves. Set up initial offset
2590 for out-of-line vector saves when buying stack frame. Handle pointer
2591 reg setup for out-of-line fp save. Emit call to out-of-line vector
2592 save function. Choose r11 or r12 for vrsave reg when available for
2594 (rs6000_output_function_prologue): Don't emit .extern for ELF.
2595 (rs6000_emit_epilogue): Choose a better frame reg when restoring
2596 from back-chain to suit out-of-line vector restore functions. Emit
2597 call to out-of-line vector restore function. Adjust register used
2598 for cr restore. Tweak pointer register setup for gpr restore.
2599 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
2601 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
2602 (V_SAVE_INLINE): Define.
2603 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
2605 2012-04-25 Alan Modra <amodra@gmail.com>
2607 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
2608 out-of-line save/restore for large frames. Don't disable
2609 out-of-line saves on ABI_AIX when using static chain reg.
2610 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
2611 clobber static chain reg, and tweak for out-of-line gpr saves
2614 2012-04-25 Alan Modra <amodra@gmail.com>
2616 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
2617 (rs6000_emit_prologue): Use the above to catch register overlap.
2619 2012-04-25 Alan Modra <amodra@gmail.com>
2621 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
2622 decl. Move logic selecting update reg to callers. Update all callers.
2623 (rs6000_emit_allocate_stack): Add copy_off param.
2624 (emit_frame_save): Don't handle reg+reg addressing.
2625 (ptr_regno_for_savres): New function, extracted from..
2626 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
2627 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
2628 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
2629 frame offset adjustment for out-of-line save with copy from sp.
2630 Simplify condition controlling whether cr is saved early or
2631 late. Use ptr_regno_for_savres to verify correct reg is set
2632 up for out-of-line saves. Pass the actual pointer reg used to
2633 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
2634 function. Rearrange spe vars so code is similar to that
2635 elsewhere in this function. Don't update frame_off when spe
2636 save code will restore r11. Use emit_frame_save for spe and
2637 gpr saves. Consolidate darwin out-of-line gpr setup with that
2638 for other abis. Don't assume frame_offset is zero and frame
2639 reg is sp when setting up altivec reg saves, and calculate
2640 exact offset requirement.
2641 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
2642 spe restore code. Consolidate darwin out-of-line gpr setup
2643 with that for other abis.
2645 2012-04-25 Alan Modra <amodra@gmail.com>
2647 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
2648 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
2650 (emit_frame_save): Delete frame_ptr param. Rename total_size to
2652 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
2653 and emit_frame_save calls. Cope with possibly missing note.
2655 2012-04-24 Sriraman Tallam <tmsriram@google.com>
2657 * config/i386/i386.c (build_processor_model_struct): New function.
2658 (make_var_decl): New function.
2659 (fold_builtin_cpu): New function.
2660 (ix86_fold_builtin): New function.
2661 (make_cpu_type_builtin): New function.
2662 (ix86_init_platform_type_builtins): New function.
2663 (ix86_expand_builtin): Expand new builtins by folding them.
2664 (ix86_init_builtins): Make new builtins to detect CPU type.
2665 (TARGET_FOLD_BUILTIN): New macro.
2666 (IX86_BUILTIN_CPU_INIT): New enum value.
2667 (IX86_BUILTIN_CPU_IS): New enum value.
2668 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
2669 * config/i386/i386-builtin-types.def: New function type.
2670 * testsuite/gcc.target/builtin_target.c: New testcase.
2671 * doc/extend.texi: Document builtins.
2673 2012-04-24 Olivier Hainque <hainque@adacore.com>
2675 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
2676 * toplev.c (process_options): Default to dwarf_version 2.
2677 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
2678 and dwarf_version 2.
2680 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2682 * tree-pretty-print.h (default_tree_printer): Do not declare.
2683 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
2685 (default_tree_diagnostic_starter): Make static.
2686 (default_tree_printer): Move to here. Make static.
2687 (tree_diagnostics_defaults): New.
2688 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
2689 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
2690 * toplev.c: Do not include tree-pass.h.
2691 (default_tree_printer): Move from here.
2692 (general_init): Use tree_diagnostics_defaults.
2694 2012-04-24 Chao-ying Fu <fu@mips.com>
2696 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
2697 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
2698 * config/mips/gnu-user.h
2699 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
2700 (GNU_USER_TARGET_LINK_SPEC): New define.
2701 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2702 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
2703 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
2704 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
2705 GNU_USER_TARGET_ENDFILE_SPEC.
2706 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
2707 (GNU_USER_TARGET_LINK_SPEC): New define.
2708 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2709 * config/mips/linux-common.h: New file.
2711 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2714 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
2715 (altivec_build_resolved_builtin): Call fully_fold_convert.
2717 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2720 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2722 2012-04-24 Richard Guenther <rguenther@suse.de>
2724 PR tree-optimization/53085
2725 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2728 2012-04-24 Richard Guenther <rguenther@suse.de>
2730 * tree-if-conv.c (main_tree_if_conversion): Move bb under
2733 2012-04-24 Jim Meyering <meyering@redhat.com>
2735 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
2736 absence of an define_enum call.
2738 2012-04-24 Richard Guenther <rguenther@suse.de>
2740 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
2741 the epilogue loop is not re-used as unvectorized version
2742 record the its maximum number of iterations.
2744 2012-04-24 Andrew Pinski <apinski@cavium.com>
2746 * tree-ssa-forwprop.c (simplify_bitwise_binary):
2747 Don't directly use def1/def2.
2749 2012-04-24 Richard Guenther <rguenther@suse.de>
2751 PR tree-optimization/53098
2752 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
2755 2012-04-24 Andrew Pinski <apinski@cavium.com>
2758 * tree-ssa-forwprop.c (defcodefor_name): New function.
2759 (simplify_bitwise_binary): Use defcodefor_name instead of manually
2760 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
2761 Simplify "(~X | Y) & X" to "X & Y" and
2762 "(~X & Y) | X" to "X | Y".
2764 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2766 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
2767 validate_change to add clobbers if IN_GROUP is nonzero.
2768 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
2769 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
2771 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
2773 * config/s390/s390.c (insn_invalid_p): Likewise.
2775 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2778 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
2779 (output_addressed_constants): Likewise.
2782 * varasm.c (get_section): Don't ICE for section conflicts with
2783 built-in section kinds.
2785 2012-04-23 DJ Delorie <dj@redhat.com>
2787 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
2788 (LIBSTDCXX): Change to CPP2.
2790 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
2793 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
2796 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2798 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2799 (*addsi_2_zext): Ditto.
2800 (*add<mode>_3): Ditto.
2801 (*addsi_3_zext): Ditto.
2802 (*add<mode>_5): Ditto.
2804 2012-04-23 Andrew Pinski <apinski@cavium.com>
2806 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
2807 (C & B) to (A OP0) & B.
2809 2012-04-23 Martin Jambor <mjambor@suse.cz>
2811 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
2812 temporaries created for a bitfield (reverting revision 122014).
2814 2012-04-23 Richard Guenther <rguenther@suse.de>
2816 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
2817 the condition using is_gimple_condexpr and avoid the not necessary
2819 (set_prologue_iterations): Likewise.
2820 (vect_loop_versioning): Likewise.
2822 2012-04-23 Richard Guenther <rguenther@suse.de>
2824 PR tree-optimization/53070
2825 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
2826 (main_tree_if_conversion): Verify we succeeded in that.
2828 2012-04-23 Jan Hubicka <jh@suse.cz>
2830 * lto-symtab.c (lto_cgraph_replace_node): Do not call
2831 mark_reahcable_node.
2832 * cgraph.c (cgraph_remove_node): Do not clear reachable.
2833 (cgraph_mark_reachable_node): Remove.
2834 (cgraph_mark_force_output_node): Do not set reachable.
2835 (dump_cgraph_node): Do not dump reachable.
2836 (cgraph_create_virtual_clone): Do not set reachable.
2837 * cgraph.h (cgraph_node): Remove reachable flag.
2838 (varpool_node): Remove reachable flag.
2839 (cgraph_mark_if_needed): Remove.
2840 (cgraph_mark_reachable_node): Remove.
2841 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
2842 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
2844 (cgraph_add_new_function): Likewise.
2845 (cgraph_mark_if_needed): Remove.
2846 (cgraph_analyze_function): Do not set target as reachable.
2847 (process_function_and_variable_attributes): Do not care about
2849 (cgraph_analyze_functions): Do not set reachable flags.
2850 (cgraph_mark_functions_to_output): Do not check reachability.
2851 (cgraph_copy_node_for_versioning): Do not set reachable flag.
2852 (dbxout_expand_expr): Update.
2853 * c-decl.c (merge_decls): Do not track changed externs.
2854 * ipa.c: Include pointer-set.h
2855 (enqueue_cgraph_node): Use reachable pointer set.
2856 (process_references): Likewise.
2857 (cgraph_remove_unreachable_nodes): Likewise.
2858 (whole_program_function_and_variable_visibility): Do not recompute
2860 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
2862 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2864 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2866 2012-04-23 Richard Guenther <rguenther@suse.de>
2869 * c-typeck.c (build_binary_op): Fix typo.
2871 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2873 PR tree-optimizations/52891
2874 * tree-vect-patterns.c (adjust_bool_pattern): Use
2875 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2876 but with non-standard precision.
2878 2012-04-22 Jan Hubicka <jh@suse.cz>
2880 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
2883 2012-04-22 Jan Hubicka <jh@suse.cz>
2885 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
2886 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2887 mark_load, mark_store): Do not mark varpool nodes as needed.
2888 * cgraph.c (cgraph_new_nodes): Remove.
2889 (cgraph_create_function_alias): Do not mark nodes as reachable.
2890 (cgraph_add_thunk): Likewise.
2891 (cgraph_mark_reachable_node): Do not manage the queue.
2892 * cgraph.h (cgraph_node): Remove next_needed.
2893 (varpool_nodes_queue): Remove next_needed and prev_needed.
2894 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
2895 (cgraph_new_nodes): Declare.
2896 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
2897 (varpool_analyze_pending_decls): Remove.
2898 (varpool_analyze_node): New.
2899 (varpool_mark_needed_node): Remove.
2900 (varpool_first_variable, varpool_next_variable): New inlines.
2901 (varpool_first_static_initializer, varpool_next_static_initializer):
2903 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
2904 (varpool_first_defined_variable): New inline.
2905 (varpool_next_defined_variable): New inline
2906 (FOR_EACH_VARIABLE): Reimplement.
2907 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
2908 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
2910 * cgraphunit.c (cgraph_new_nodes): Declare here.
2911 (enqueue_node): New function.
2912 (cgraph_process_new_functions): update for new
2913 node set; when constructing cgraph enqueue node for processing.
2914 (cgraph_add_new_function): Use new node set.
2915 (process_function_and_variable_attributes): Do not set varpool needed
2917 (referred_to_p): New function.
2918 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
2919 when varpool is in construction.
2920 (cgraph_analyze_functions): Rewrite.
2921 (cgraph_expand_all_functions): Update.
2922 (cgraph_output_in_order): Do not analyze pending decls; do not set
2924 (cgraph_optimize): Do not analyze pending decls.
2925 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
2926 in other partition; do not mark node as needed.
2927 * dwarf2out.c (reference_to_unused): Use analyzed flag.
2928 (premark_types_used_by_global_vars_helper): Likewise.
2929 * ipa.c (process_references): Do not call varpool_mark_needed_node.
2930 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
2932 (function_and_variable_visibility): Do not mark node as needed.
2933 (whole_program_function_and_variable_visibility): Likewise.
2934 * Makefile.in (gt-varpool.h): No longer needed.
2935 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
2936 (ipa_write_summaries): Do not use needed flag.
2937 * varpool.c: Do not include gt-varpool.h
2938 (x_varpool_nodes_queue, x_varpool_last_needed_node,
2939 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
2940 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
2942 (varpool_remove_node): Do not update the lists.
2943 (dump_varpool_node): Do not dump needed flag.
2944 (varpool_enqueue_needed_node): Remove.
2945 (varpool_mark_needed_node): Remove.
2946 (varpool_reset_queue): Remove.
2947 (varpool_finalize_decl): Move to cgraphunit.c
2948 (varpool_analyze_node): New functions based on former
2949 varpool_analyze_pending_decls.
2950 (varpool_analyze_pending_decls): Remove.
2951 (varpool_assemble_decl): Do not update the lists.
2952 (enqueue_node): New function.
2953 (varpool_remove_unreferenced_decls): Rewrite.
2954 (varpool_empty_needed_queue): Remove.
2955 (add_new_static_var): Do not mark node as needed.
2956 (varpool_create_variable_alias): Handle expansion state
2958 * except.c (output_ttype): Do not mark node as needed.
2959 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
2960 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
2962 * tree-switch-conversion.c (build_one_array): Likewise.
2964 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2967 * doc/invoke.texi (pedantic): Rename to Wpedantic.
2968 * common.opt (Wpedantic): New.
2969 (pedantic): Alias Wpedantic.
2970 * diagnostic.c (warning_at): Likewise.
2971 * c-decl.c (diagnose_mismatched_decls): Likewise.
2972 (build_array_declarator): Likewise.
2973 (mark_forward_parm_decls):
2974 (check_bitfield_type_and_width): Likewise.
2975 (grokdeclarator): Likewise.
2976 (grokfield): Likewise.
2977 (finish_struct): Likewise.
2978 (build_enumerator): Likewise.
2979 (store_parm_decls_oldstyle): Likewise.
2980 (declspecs_add_qual): Likewise.
2981 (declspecs_add_type): Likewise.
2982 (finish_declspecs): Likewise.
2983 * c-typeck.c (composite_type): Likewise.
2984 (comp_target_types): Likewise.
2985 (build_array_ref): Likewise.
2986 (pointer_diff): Likewise.
2987 (build_unary_op): Likewise.
2988 (build_conditional_expr): Likewise.
2989 (build_c_cast): Likewise.
2990 (convert_for_assignment): Likewise.
2991 (maybe_warn_string_init): Likewise.
2992 (digest_init): Likewise.
2993 (pop_init_level): Likewise.
2994 (set_init_index): Likewise.
2995 (c_finish_goto_label): Likewise.
2996 (c_finish_return): Likewise.
2997 (do_case): Likewise.
2998 (build_binary_op): Likewise.
2999 * c-parser.c (static): Likewise.
3000 (c_parser_external_declaration): Likewise.
3001 (c_parser_declaration_or_fndef): Likewise.
3002 (c_parser_static_assert_declaration_no_se): Likewise.
3003 (c_parser_enum_specifier): Likewise.
3004 (c_parser_struct_or_union_specifier): Likewise.
3005 (c_parser_struct_declaration): Likewise.
3006 (c_parser_alignas_specifier): Likewise.
3007 (c_parser_braced_init): Likewise.
3008 (c_parser_initelt): Likewise.
3009 (c_parser_compound_statement_nostart): Likewise.
3010 (c_parser_conditional_expression): Likewise.
3011 (c_parser_alignof_expression): Likewise.
3012 (c_parser_postfix_expression): Likewise.
3013 (c_parser_postfix_expression_after_paren_): Likewise.
3014 (c_parser_objc_class_instance_variables): Likewise.
3015 (c_parser_objc_method_definition): Likewise.
3016 (c_parser_objc_methodprotolist): Likewise.
3018 2012-04-22 Ian Lance Taylor <iant@google.com>
3020 * godump.c (go_output_typedef): Dump size of structs.
3022 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
3024 Correcting transform_to_exit_first_loop + fix to PR46886
3025 * tree-parloops.c (transform_to_exit_first_loop): Remove
3026 setting of number of iterations according to the loop pattern.
3027 Duplicate from entry to exit->src instead of loop->latch.
3028 (pallelize_loops): Remove the condition preventing do-while loops.
3029 * tree-cfg.c (bool bb_in_region_p): New.
3030 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
3031 Adjust redirection of the duplicated iteration.
3033 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
3036 * rtl.def (ADDRESS): Use "i" rather than "w".
3037 * rtl.h (find_base_term): Delete.
3038 (may_be_sp_based_p): Declare.
3039 * rtl.c (rtx_code_size): Remove ADDRESS special case.
3040 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
3041 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
3043 (find_base_term): Make static.
3044 (may_be_sp_based_p): New function.
3045 * dse.c (record_store): Use it.
3046 * store-motion.c (store_killed_in_insn): Likewise.
3048 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
3050 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
3052 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
3055 * c-typeck.c (inform_declaration): New.
3056 (build_function_call_vec): Do not pretty-print
3057 expressions when caret is enabled.
3058 (convert_arguments): Use inform_declaration.
3060 2012-04-20 Jim Meyering <meyering@redhat.com>
3062 * genmodes.c (make_complex_modes): Don't truncate a mode name of
3063 length 7 or more when prepending a "C". Suggested by Richard Guenther.
3065 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3067 PR rtl-optimization/44214
3068 * fold-const.c (exact_inverse): New function.
3069 (fold_binary_loc): Fold vector and complex division by constant into
3070 multiply by recripocal with flag_reciprocal_math; fold vector division
3071 by constant into multiply by reciprocal with exact inverse.
3073 2012-04-20 Jan Hubicka <jh@suse.cz>
3075 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
3077 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
3078 (cgraph_remove_node): Update.
3079 (cgraph_mark_needed_node): Remove.
3080 (cgraph_mark_force_output_node): New.
3081 (dump_cgraph_node): Do not dump needed flag.
3082 (cgraph_node_cannot_be_local_p_1): Update.
3083 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
3084 * cgraph.h (symtab_node_base): Add force_output flag.
3085 (cgraph_node): Remove needed flag.
3086 (varpool_node): Remove force_output flag.
3087 (cgraph_mark_needed_node): Remove.
3088 (cgraph_mark_force_output_node): New.
3089 (cgraph_only_called_directly_or_aliased_p,
3090 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
3091 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
3092 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
3093 (cgraph_add_new_function): Update.
3094 (cgraph_mark_if_needed): Update.
3095 (verify_cgraph_node): Update.
3096 (cgraph_analyze_function): Alias target is reachable.
3097 (process_function_and_variable_attributes): Update: externally_visible
3098 flag makes function reachable.
3099 (cgraph_analyze_functions): Update dumping.
3100 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
3101 input_overwrite_node, input_varpool_node): Update streaming.
3102 * lto-streamer-out.c (produce_symtab): Use force_output.
3103 * ipa.c (process_references): Weakrefs must be processed.
3104 (cgraph_remove_unreachable_nodes): Likewise; update for new
3106 (varpool_externally_visible_p): Weakrefs are externally visible
3107 even if they are not.
3108 (function_and_variable_visibility): Update; when processing alias
3109 pair force the targets to be output.
3110 (whole_program_function_and_variable_visility): Use
3111 mark_reachable_node.
3112 * trans-mem.c (ipa_tm_mark_needed_node): Remove
3113 (ipa_tm_mark_force_output_node): New function.
3114 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
3115 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
3117 * varasm.c (mark_decl_referenced): Update.
3118 (find_decl_and_mark_needed): Remove.
3119 (find_decl): New function.
3120 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
3121 alias targets as needed.
3122 (dump_tm_clone_pairs): Update.
3123 * tree-inline.c (copy_bb): Update check.
3124 * symtab.c (dump_symtab_base): Dump force_output.
3125 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
3126 * passes.c (execute_todo): Fix dumping.
3127 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
3128 (varpool_analyze_pending_decls): Alias target is reachable.
3129 (varpool_create_variable_alias): Finalize weakrefs.
3131 2012-04-20 Jakub Jelinek <jakub@redhat.com>
3134 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
3135 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
3136 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
3137 macros instead of constants.
3138 * dse.c (record_store): Check for SP ADDRESS by comparing
3139 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
3140 XEXP to be stack_pointer_rtx.
3142 2012-04-20 Richard Guenther <rguenther@suse.de>
3144 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
3145 update_call_from_tree when propagating into a call.
3147 2012-04-20 Alan Modra <amodra@gmail.com>
3149 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
3150 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
3151 sp_offset to frame_off. Move world save code earlier.
3153 2012-04-20 Richard Guenther <rguenther@suse.de>
3155 PR tree-optimization/53050
3156 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
3157 Do only one transform on COND_EXPRs at the same time.
3159 2012-04-19 Jan Hubicka <jh@suse.cz>
3161 * symtab.c (dump_symtab_base): Revert accidental checkin.
3163 2012-04-20 Alan Modra <amodra@gmail.com>
3166 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
3167 static chain, set REST_INLINE_FPRS too.
3169 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
3171 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
3174 2012-04-20 Richard Guenther <rguenther@suse.de>
3176 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
3177 loops that can never run more often than the vectorization factor.
3179 2012-04-19 Jan Hubicka <jh@suse.cz>
3181 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
3183 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
3185 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3187 2012-04-19 Jim Meyering <meyering@redhat.com>
3189 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
3190 We verified above that the string(including trailing NUL) fits in buf,
3193 2012-04-19 Richard Guenther <rguenther@suse.de>
3195 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
3196 for dumping DECL_SECTION_NAME.
3198 2012-04-19 Michael Matz <matz@suse.de>
3201 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
3202 (struct tree_vector): Adjust GTY length.
3203 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
3205 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
3207 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
3208 caller emitted the length calulation already.
3209 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
3210 before handling any of the fields for structs.
3212 2012-04-19 Richard Guenther <rguenther@suse.de>
3214 PR tree-optimization/53031
3215 * tree-vrp.c (adjust_range_with_scev): Revert back to
3216 using max_loop_iterations.
3218 2012-04-19 Michael Matz <matz@suse.de>
3220 * diagnostic.c (emit_diagnostic): Move va_end call after user
3222 (warning, warning_at, pedwarn, permerror): Ditto.
3224 2012-04-19 Richard Guenther <rguenther@suse.de>
3226 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
3229 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3232 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3233 the case *(X+const).
3235 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3237 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3239 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3242 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
3243 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
3245 2012-04-19 Richard Guenther <rguenther@suse.de>
3247 PR rtl-optimization/44688
3248 * loop-iv.c (determine_max_iter): Only return max_iter.
3249 (iv_number_of_iterations): Also use the recorded loop bound
3250 on the maximum number of iterations.
3251 * loop-unroll.c (decide_unroll_runtime_iterations): Use
3252 max_iter to avoid unrolling loops that do not roll.
3253 (decide_unroll_stupid): Likewise.
3255 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
3257 * targhooks.c (default_case_values_threshold): Fix code style nit.
3259 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
3260 case range and type folding from here...
3261 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
3262 type, as documented in tree.def.
3264 2012-04-18 Jan Hubicka <jh@suse.cz>
3266 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
3268 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
3269 cgraph hash and same comdat groups.
3270 (cgraph_optimize): Verify symbol table.
3271 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
3272 (dissolve_same_comdat_group_list): Work on symtab nodes.
3273 (function_and_variable_visibility): Dissolve variable same comdat group
3275 * symtab.c: Include timevar.h
3276 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
3278 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
3280 * tree-switch-conversion.c (info): Remove global pass info.
3281 (check_range, check_process_case, check_final_bb, create_temp_arrays,
3282 free_temp_arrays, gather_default_values, build_constructors,
3283 array_value_type, build_one_array, build_arrays, gen_def_assigns,
3284 fix_phi_nodes, gen_inbound_check): Pass info around from ...
3285 (process_switch): ... here. Unify message format. Return a const
3286 char pointer to the failure reason message.
3287 (do_switchconv): Unify message format. Update process_switch usage.
3289 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
3290 * tree-cfg.c (edge_to_cases): Fix documentation.
3292 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3294 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3296 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3298 PR tree-optimization/52976
3299 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
3300 (possibly_move_powi): New function.
3301 (rewrite_expr_tree): Call possibly_move_powi.
3302 (rewrite_expr_tree_parallel): Likewise.
3303 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
3304 call add_to_ops_vec instead.
3306 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3308 PR tree-optimization/52976
3309 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
3310 (decrement_power): Likewise.
3311 (propagate_op_to_single_use): Likewise.
3312 (zero_one_operation): Handle __builtin_pow* calls in linearized
3313 expression trees; factor logic into propagate_op_to_single_use.
3314 (undistribute_ops_list): Allow operands with repeat counts > 1.
3316 2012-04-18 Richard Guenther <rguenther@suse.de>
3318 PR tree-optimization/44688
3319 * cfgloop.h (record_niter_bound): Declare.
3320 * tree-ssa-loop-niter.c (record_niter_bound): Export.
3321 Update the estimation with the upper bound here...
3322 (estimate_numbers_of_iterations_loop): ... instead of here.
3323 Do not forcefully reset a recorded upper bound.
3324 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
3325 Record the maximum number of loop iterations of the prologue loop.
3327 2012-04-18 Jan Hubicka <jh@suse.cz>
3329 * lto-symtab.c (lto_cgraph_replace_node): Update.
3330 * cgraphbuild.c (record_reference, record_type_list,
3331 record_eh_tables, mark_address, mark_load, mark_store): Update.
3332 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
3333 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
3335 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
3336 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
3337 * reload.c: Fix typo in comment.
3338 * rtlanal.c: Likewise.
3339 * tree-emultls.c (gen_emutls_addr): Update.
3340 * ipa-reference.c (analyze_function): Update.
3341 * cgraphunit.c (cgraph_analyze_function,
3342 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
3344 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
3345 (ipa_remove_reference): Likewise.
3346 (ipa_remove_all_refering): Rename to ...
3347 (ipa_remove_all_referring): ... this one; update.
3348 (ipa_dump_references): Update.
3349 (ipa_dump_referring): Update.
3350 (ipa_clone_references): Update.
3351 (ipa_clone_refering): Rename to ...
3352 (ipa_clone_referring): ... this one; update.
3353 (ipa_ref_cannot_lead_to_return): Update.
3354 (ipa_ref_has_aliases_p): Update.
3355 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
3357 (ipa_ref_type): Remove.
3358 (ipa_ref_ptr_u): Remove.
3359 (ipa_ref): Remove referencing, refered, refered_index, refering_type
3360 and refered_type; add referring, referred and referred_index.
3361 (ipa_ref_list): Rename refering to referring.
3362 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
3363 ipa_clone_references, ipa_clone_referring): Update prototypes.
3364 * lto-cgraph.c (referenced_from_other_partition_p): Update.
3365 (lto_output_ref): Update.
3366 (add_references): Update.
3367 (input_varpool_node): Update.
3368 (input_refs): Update.
3369 * ipa-ref-inline.h (ipa_ref_node): Update.
3370 (ipa_ref_varpool_node): Update.
3371 (ipa_ref_referring_node): Update.
3372 (ipa_ref_referring_varpool_node): Update.
3373 (ipa_ref_referring_ref_list): Update.
3374 (ipa_ref_referred_ref_list): Update.
3375 (ipa_ref_list_first_referring): Update.
3376 (ipa_empty_ref_list): Update.
3377 (ipa_ref_list_refering_iterate): Rename to ...
3378 (ipa_ref_list_referring_iterate): ... this one.
3379 * cse.c: Update comment.
3380 * ipa-utils.c (ipa_reverse_postorder): Update.
3381 * tree-ssa-alias.c: Update.
3382 * ipa-inline.c (reset_edge_caches): Update.
3383 (update_caller_keys): Update.
3384 * ipa-inline.h: Update comments.
3385 * jump.c: Update comment.
3386 * alias.c: Likewise.
3387 * ipa.c (process_references): Update.
3388 (cgraph_remove_unreachable_nodes): Likewise.
3389 (ipa_discover_readonly_nonaddressable_var): Likewise.
3390 (cgraph_address_taken_from_non_vtable_p): Likewise.
3391 * trans-mem.c (ipa_tm_execute): Update.
3392 * simplify-rtx.c: Fix comment.
3393 * rtl.c: Fix comment.
3394 * symtab.c (symtab_unregister_node): Update.
3395 * varpool.c (dump_varpool_node): Update.
3396 (varpool_analyze_pending_decls): Update.
3397 (assemble_aliases): Update.
3398 (varpool_for_node_and_aliases): Update.
3400 2012-04-18 Richard Guenther <rguenther@suse.de>
3402 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
3403 use_undefined_p parameter.
3404 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
3405 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
3407 (estimate_numbers_of_iterations): Likewise.
3408 (estimated_loop_iterations): Adjust.
3409 (max_loop_iterations): Likewise.
3410 (scev_probably_wraps_p): Likewise.
3411 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
3412 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
3413 not max_loop_iterations.
3414 (execute_vrp): Remove explicit number of iterations estimation.
3416 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
3418 * config/i386/linux-common.h: New.
3420 * config.gcc: Add i386/linux-common.h before
3421 all i386/linux.h and i386/linux64.h usages.
3423 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
3424 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3425 * config/i386/gnu-user64.h: Likewise.
3427 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
3428 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
3429 (GNU_USER_TARGET_MATHFILE_SPEC): New.
3430 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
3432 2012-04-18 Jan Hubicka <jh@suse.cz>
3434 * cgraph.c (cgraph_node_name): Remove.
3435 (dump_cgraph_node): Use dump_symtab_base; reformat.
3436 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
3437 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
3439 (cgraph_node_name, varpool_node_name): Remove.
3440 (cgraph_node_asm_name, varpool_node_asm_name,
3441 cgraph_node_name, varpool_node_name): New.
3442 * tree-pass.h (TODO_dump_cgraph): Rename to ...
3443 (TODO_dump_symtab): ... this one.
3444 * ipa-cp (pass_ipa_cp): Update.
3445 * ia-reference.c (generate_summary, read_write_all_from_decl,
3446 propagate, ipa_reference_read_optimization_summary): Update.
3447 * cgraphunit.c (cgraph_analyze_functions): Update.
3448 (cgraph_optimize): Update.
3449 * ipa-ref.c (ipa_dump_references): Update.
3450 (ipa_dump_refering): Update.
3451 * ipa-inline.c (pass_ipa_inline): Update.
3452 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
3453 * ipa.c (pass_ipa_function_visibility,
3454 pass_ipa_whole_program_visibility): Update.
3455 * tree-sra.c (pass_early_ipa_sra): Update.
3456 * symtab.c: Include langhooks.h
3457 (symtab_node_asm_name): New.
3458 (symtab_node_name): New.
3459 (symtab_type_names): New static var.
3460 (dump_symtab_base): New.
3461 (dump_symtab_node, dump_symtab): New.
3462 (debug_symtab_node, debug_symtab): New.
3463 * tree-ssa-structalias.c: Dump symbol table.
3464 * pases.c (execute_todo): Handle TODO_dump_symtab instead
3465 of TODO_dump_cgraph.
3466 * varpoo.c (varpool_node_name): Remove.
3467 (dump_varpool_node): Use dump_symtab_base; reformat.
3469 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
3471 * doc/invoke.texi (Language Independent Options): @item should be
3474 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
3477 * rtl.c (rtx_code_size): Handle ADDRESS.
3479 2012-04-17 Tom de Vries <tom@codesourcery.com>
3481 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
3484 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3487 * config/i386/sync.md (atomic_<code><mode>): Rename to
3488 atomic_<logic><mode>.
3490 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
3492 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
3493 * alias.c (reg_base_value): Expand and update comment.
3494 (arg_base_value): New variable.
3495 (unique_id): Move up file.
3496 (unique_base_value, unique_base_value_p, known_base_value_p): New.
3497 (find_base_value): Use arg_base_value and known_base_value_p.
3498 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
3499 (find_base_term): Use known_base_value_p.
3500 (base_alias_check): Use unique_base_value_p.
3501 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
3502 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
3504 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
3506 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
3508 2012-04-17 Michael Matz <matz@suse.de>
3510 PR tree-optimization/18437
3511 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
3512 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
3513 (vect_check_strided_load): Declare.
3514 * tree-vect-data-refs.c (vect_check_strided_load): New function.
3515 (vect_analyze_data_refs): Use it to accept strided loads.
3516 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
3518 2012-04-17 Richard Guenther <rguenther@suse.de>
3521 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
3522 loops when redirecting an entry or latch edge.
3524 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
3526 * sel-sched.c (sel_global_init): Revert previous change.
3528 2012-04-17 Richard Guenther <rguenther@suse.de>
3530 * tree-flow.h (array_at_struct_end_p): Move declaration ...
3531 * tree.h (array_at_struct_end_p): ... here.
3532 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
3533 * expr.c (array_at_struct_end_p): ... here. Rewrite.
3535 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
3537 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
3538 COST_TABLE): Remove.
3539 (estimate_case_costs): Remove.
3540 (expand_case): Do not call estimate_case_costs
3541 to set use_cost_table.
3542 (balance_case_nodes): Do not use use_cost_table.
3544 2012-04-16 Jan Hubicka <jh@suse.cz>
3546 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
3547 (hash_node, eq_node): Remove.
3548 (cgraph_create_node): Do not handle hashtable.
3549 (cgraph_get_node): Remove.
3550 (cgraph_insert_node_to_hashtable): Remove.
3551 (hash_node_by_assembler_name): Remove.
3552 (eq_assembler_name): Remove.
3553 (cgraph_node_for_asm): Rewrite.
3554 (cgraph_find_replacement_node): Break out from ...
3555 (cgraph_remove_node): ... here; do not maintain hashtables.
3556 (change_decl_assembler_name): Remove.
3557 (cgraph_clone_node): Do not maintain hashtables.
3558 * cgraph.h (const_symtab_node): New typedef.
3559 (cgraph_insert_node_to_hashtable): Remove.
3560 (symtab_get_node, symtab_node_for_asm,
3561 symtab_insert_node_to_hashtable): Declare.
3562 (cgraph_find_replacement_node): Declare.
3563 (cgraph_get_node, varpool_get_node): Turn into inlines.
3564 (cgraph, varpool): Work sanely on NULL pointers.
3565 (FOR_EACH_SYMBOL): New walker.
3566 * ipa-inline-transform.c (save_inline_function_body): Use
3567 symtab_insert_node_to_hashtable.
3568 * symtab.c: Include ggc.h and diagnostics.h
3569 (symtab_hash, assembler_name_hash): New static vars;
3570 (hash_node, eq_node, hash_node_by_assembler_name,
3571 eq_assembler_name, insert_to_assembler_name_hash,
3572 unlink_from_assembler_name_hash): New.
3573 (symtab_register_node): Update hashtables.
3574 (symtab_insert_node_to_hashtable): New.
3575 (symtab_unregister_node): Update hashtables.
3576 (symtab_get_node): New.
3577 (symtab_node_for_asm): New.
3578 (change_decl_assembler_name): New.
3579 * Makefile.in (symtab.o): Needs GTY.
3580 * varpool.c (varpool_hash): Remove.
3581 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
3582 (varpool_node): Rewrite using varpool_get_node.
3583 (varpool_remove_node): DO not maintain hashtables.
3584 (varpool_node_for_asm): Rewrite.
3586 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
3588 * doc/invoke.texi: Copy-edit to put verbs in the present tense
3589 when describing the current behavior of GCC.
3591 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
3593 * genemit.c (gen_exp): Remove ADDRESS handling.
3594 * genoutput.c (scan_operands): Likewise.
3595 * genpeep.c (match_rtx): Likewise.
3596 * genrecog.c (add_to_sequence): Likewise.
3598 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
3600 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
3602 2012-04-16 Martin Jambor <mjambor@suse.cz>
3604 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
3607 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
3610 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3611 hints for 'A' operand types.
3613 2012-04-16 Jan Hubicka <jh@suse.cz>
3615 * cgraph.h (symtab_node_base): Add next and previous pointers.
3616 (cgraph_node): Remove next and preivous pointers.
3617 (varpool_node): Likewise; remove next/previous GTY marker;
3618 it is not type safe.
3619 (symtab_node_def): Update GTY marker
3620 (x_cgraph_nodes, cgraph_nodes): Remove.
3621 (symtab_nodes): New function.
3622 (cgraph_order): Rename to ...
3623 (symtab_order): ... this one.
3624 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
3626 (x_varpool_nodes, varpool_nodes): Remove.
3627 (FOR_EACH_STATIC_VARIABLE): Update.
3628 (symtab_function_p, symtab_variable_p): New function.
3629 (FOR_EACH_VARIABLE): Update.
3630 (varpool_first_variable, varpool_next_variable): New functions.
3631 (FOR_EACH_VARIABLE): Update.
3632 (cgraph_first_defined_function): Update.
3633 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
3634 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
3635 (cgraph_first_function, cgraph_next_function): New.
3636 (FOR_EACH_FUNCTION): Update.
3637 (cgraph_first_function_with_gimple_body,
3638 cgraph_next_function_with_gimple_body): Update.
3639 * symtab.c: New file.
3640 * cgraph.c: Update copyright dates.
3641 (x_cgraph_nodes, cgraph_order): Remove.
3642 (NEXT_FREE_NODE): Update.
3643 (SET_NEXT_FREE_NODE): New.
3644 (cgraph_create_node_1): Remove common code.
3645 (cgraph_create_node): Remove common code; call symtab_register_node.
3646 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
3647 (cgraph_add_asm_node): Update.
3648 (cgraph_clone_node): Register new node.
3649 * cgraphunit.c (process_function_and_variable_attributes): Update.
3650 (cgraph_analyze_functions): Update.
3651 (cgraph_analyze_functions): Update.
3652 (cgraph_output_in_order): Update.
3653 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
3655 * ipa-inline.c (recursive_inlining): Update.
3656 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
3657 * ipa.c (cgraph_remove_unreachable_nodes): Update.
3658 * Makefile.in: Add symtab.o
3659 * varpool.c (x_varpool_nodes): Remove
3660 (varpool_node): Remove common code; call symtab_register_node.
3661 (varpool_remove_node): Remove common code; call symtab_unregister_node.
3663 2012-04-16 Richard Guenther <rguenther@suse.de>
3666 * tree.h (VECTOR_CST_NELTS): Adjust.
3667 (struct tree_vector): Add explicit length field.
3668 (make_vector_stat): Declare.
3669 (make_vector): Define.
3670 * tree.c (make_vector_stat): New function.
3671 (build_vector_stat): Use it.
3672 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3674 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3676 PR tree-optimization/52976
3677 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
3678 (undistribute_ops_list): Ops with repeat counts aren't eligible for
3680 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
3682 2012-04-16 Jan Hubicka <jh@suse.cz>
3684 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
3686 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
3687 walkers to walk cgraph and varpool.
3688 * cgraph.c (cgraph_node_for_asm): Likewise.
3689 (dump_cgraph): Likewise.
3690 * value-prof.c (init_node_map): Likewise.
3691 * tree.c (free_lang_data_in_cgraph): Likewise.
3692 * tree-emutls.c: (ipa_lower_emutls): Likewise.
3693 * ipa-reference.c (generate_summary, propagate): Likewise.
3694 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
3695 cgraph_mark_functions_to_output, cgraph_output_in_order,
3696 output_weakrefs, cgraph_materialize_all_clones,
3697 cgraph_optimize): Likewise.
3698 * lto-cgraph.c (merge_profile_summaries): Likewise.
3699 (input_cgraph): Likewise.
3700 * ipa-pure-const.c (generate_summary): Likewise.
3701 (propagate): Likwise.
3702 * ipa-utils.c (ipa_reduced_postorder): Likewise.
3703 (ipa_free_postorder_info): Likewise.
3704 (ipa_reverse_postorder): Likewise.
3705 * ipa-inline.c (ipa_inline): Likewise.
3706 * matrix-reorg.c (find_matrices_decl): Likewise.
3707 (matrix_reorg): Likewise.
3708 * tree-vectorizer.c (increase_alignment): Likewise.
3709 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
3710 (function_and_variable_visibility): Likewise.
3711 (whole_program_function_and_variable_visibility): Likewise.
3712 (ipa_cdtor_merge): Likewise.
3713 * trans-mem.c (ipa_tm_execute): Likewise.
3714 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
3715 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
3716 (ipa_print_all_params): Likewise.
3717 (ipa_update_after_lto_read): Likewise.
3718 * tree-profie.c (tree_profiling): Likewise.
3719 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3720 * passes.c (dump_passes): Likewise.
3721 (do_per_function): Likewise.
3722 (ipa_write_summaries): Likewise.
3723 * varpool.c (dump_varpool): Likewise.
3724 (varpool_node_for_asm): Likewise.
3725 (varpool_assemble_pending_decls): Likewise.
3727 2012-04-16 Richard Guenther <rguenther@suse.de>
3729 PR tree-optimization/52975
3730 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
3731 condition but always mark it with TRUTH_NOT_EXPR.
3733 2012-04-16 Richard Guenther <rguenther@suse.de>
3735 PR tree-optimization/52975
3736 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
3737 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
3738 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
3739 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
3741 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
3743 * config/i386/sse.md (ssse3_plusminus): New code iterator.
3744 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
3745 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
3746 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
3747 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
3748 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
3749 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
3751 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
3752 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
3753 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
3754 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
3755 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
3756 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
3758 (xop_plus): New code iterator.
3759 (macs): New code attribute.
3761 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
3762 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
3764 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
3765 xop_plus code iterator.
3766 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
3767 xop_plus code iterator.
3768 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
3769 xop_plus code iterator.
3770 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
3771 xop_plus code iterator.
3773 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
3774 any_extend code iterator.
3775 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
3776 any_extend code iterator.
3777 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
3778 any_extend code iterator.
3779 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
3780 any_extend code iterator.
3781 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
3782 any_extend code iterator.
3783 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
3784 any_extend code iterator.
3786 2012-04-14 Tom de Vries <tom@codesourcery.com>
3788 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
3789 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
3790 DELETED_LABEL note, and move it to ...
3791 * cfgrtl.c (delete_insn): ... here. Change return type to void.
3792 (delete_insn_and_edges): Likewise.
3793 (delete_insn_chain): Handle new return type of delete_insn. Delete
3794 chain backwards rather than forwards.
3795 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
3797 * cfglayout.c (fixup_reorder_chain): Delete unused label.
3799 2012-04-14 Jan Hubicka <jh@suse.cz>
3801 * cgraph.h: Update copyrights;
3802 (symtab_node): Turn to union typedef.
3803 (symtab_node_base): New structure.
3804 (symtab_type): Add SYMTAB_SYMBOL tag.
3805 (cgraph_node): Annotate some pinters with nested_ptr.
3806 (varpool_node): Likewise.
3807 (cgraph_local_info): Remove lto_file_data
3808 and externally_visible.
3809 (cgraph_node): Remove decl; same_comdat_group list;
3810 aux; ref_list; order; address_taken; reachable_from_other_parittion,
3811 in_other_partition; resolution.
3812 (varpool_node): Remove decl; same_comdat_group;
3813 ref_list; lto_file_data; aux; order; resolution; externally_visible;
3814 used_from_other_partition; in_other_partition.
3815 (symtab_node_def): New union.
3816 (cgraph, varpool): Update.
3817 (varpool_first_static_initializer, varpool_next_static_initializer,
3818 cgraph_only_called_directly_or_aliased_p,
3819 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
3820 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
3821 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
3823 * cgraph.c: Likewise.
3824 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
3825 * cgraphbuild.c: Likewise.
3826 * lto-symtab.c: Likewise.
3827 * c-gimplify.c: Likewise.
3828 * value-prof.c: Likewise.
3830 * ipa-cp.c: Likewise.
3831 * tree-emutls.c: Likewise.
3832 * ipa-inline-transform.c: Likwise.
3833 * ipa-reference.c: Likewise.
3834 * cgraphunit.c: Likewise.
3835 * ipa-ref.c: Likewise.
3836 * lto-cgraph.c: Likewise.
3837 * ipa-ref-inline.h: Likewise.
3838 * ipa-pure-const.c: Likewise.
3839 * lto-streamer-out.c: Likewise.
3840 * ipa-utils.c: Likewise.
3841 * ipa-inline.c: Likewise.
3842 * matrix-reorg.c: Likewise.
3843 * tree-eh.c: Likewise.
3844 * tree-vectorizer.c: Likewise.
3845 * ipa-split.c: Likewise.
3847 * trans-mem.c: Likewise.
3848 * ipa-inline-analysis.c: Likewise.
3849 * gimplify.c: Likewise.
3850 * cfgexpand.c: Likewise.
3851 * tree-sra.c: Likewise.
3852 * ipa-prop.c: Likewise.
3853 * varasm.c: Likewise.
3854 * tree-nested.c: Likewise.
3855 * tree-inline.c: Likewise.
3856 * tree-profile.c: Likewise.
3857 * tree-ssa-structalias.c: Likewise.
3858 * passes.c: Likewise.
3859 * varpool.c: Likewise.
3861 2012-04-14 Tom de Vries <tom@codesourcery.com>
3863 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
3864 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
3865 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
3867 (gsi_advance_fw_nondebug_nonlocal): New function.
3868 (local_def): Removed function.
3869 (same_succ_hash): Use stmt_local_def.
3870 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
3871 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
3873 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3875 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3876 and __ILP32__ for x32.
3878 2012-04-13 Martin Jambor <mjambor@suse.cz>
3881 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3882 fold_ctor_reference returns a zero constant.
3884 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
3886 * config.gcc: Add i386/gnu-user-common.h before all
3887 i386/gnu-user.h and i386/gnu-user64.h usages.
3889 * config/i386/gnu-user-common.h: New.
3891 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
3892 (CC1_SPEC): Likewise.
3893 (ENDFILE_SPEC): Likewise.
3894 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
3895 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
3896 (TARGET_OS_CPP_BUILTINS): Likewise.
3897 (LIBGCC2_HAS_TF_MODE): Likewise.
3898 (LIBGCC2_TF_CEXT): Likewise.
3899 (TF_SIZE): Likewise.
3900 (TARGET_ASM_FILE_END): Likewise.
3901 (STACK_CHECK_MOVING_SP): Likewise.
3902 (STACK_CHECK_STATIC_BUILTIN): Likewise.
3903 * config/i386/gnu-user64.h: Likewise.
3905 2012-04-13 Martin Jambor <mjambor@suse.cz>
3907 * expr.c (expand_expr_real_1): Pass type, not the expression, to
3908 set_mem_attributes for a memory temporary. Do not call the function
3909 for the memory temporary created for a bitfield.
3911 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3914 * df.h (enum debug_temp_where): New.
3915 (dead_debug_init, dead_debug_finish) Declare.
3916 (dead_debug_add, dead_debug_insert_temp): Declare.
3917 (struct dead_debug_use, struct dead_debug): Moved from...
3918 * df-problems.c: ... here.
3919 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
3921 (df_create_unused_note): Likewise.
3922 (df_set_dead_notes_for_mw): Move comment where it belongs.
3923 (dead_debug_init): Export.
3924 (dead_debug_reset_uses): New, factored out of...
3925 (dead_debug_finish): ...this. Export.
3926 (dead_debug_reset): Remove.
3927 (dead_debug_add): Export.
3928 (dead_debug_insert_before): Rename to...
3929 (dead_debug_insert_temp): ... this. Add where argument. Export.
3930 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
3931 Return insertion count.
3932 (df_note_bb_compute): Adjust.
3933 * dce.c (word_dce_process_block): Adjust dead debug uses.
3934 (dce_process_block): Likewise.
3936 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3938 * df-problems.c (df_note_bb_compute): Do not take note of
3939 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
3941 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3944 * var-tracking.c (expand_depth): New type.
3945 (onepart_aux, expand_loc_callback_data): Change depth type to it.
3946 (loc_exp_dep_alloc): Adjust initializer.
3947 (update_depth): Use new type. Add entryvals.
3948 (vt_expand_var_loc_chain): Take note of expansions with
3949 ENTRY_VALUEs, but don't accept them right away. Run an optional
3950 second pass accepting the minimum ENTRY_VALUE count found in the
3952 (vt_expand_loc_callback, INIT_ELCD): Adjust.
3954 2012-04-13 Tom de Vries <tom@codesourcery.com>
3956 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3957 parameters vuse and vuse_escaped.
3958 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3959 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3962 2012-04-13 Richard Guenther <rguenther@suse.de>
3964 PR tree-optimization/52969
3965 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3966 the condition for the COND_EXPR and handle predicate negation
3967 by swapping the COND_EXPR arms.
3969 2012-04-13 Nick Clifton <nickc@redhat.com>
3971 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
3972 TODO_dump_func flag.
3974 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
3976 PR rtl-optimization/52203
3977 PR rtl-optimization/52715
3979 Revert the 2012-03-07 fix for PR 52203.
3980 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
3981 the insn does not modify DFA right before issuing, adjust
3982 issue_rate accordingly.
3984 2012-04-13 Richard Guenther <rguenther@suse.de>
3987 * c-typeck.c (pointer_diff): Remove bogus assert.
3989 2012-04-13 Richard Guenther <rguenther@suse.de>
3992 * convert.c (convert_to_pointer): Remove special-casing of zero.
3994 2012-04-13 Joey Ye <joey.ye@arm.com>
3996 * config/arm/constraints.md (Pe): New constraint.
3997 * config/arm/arm.md: New split for imm 256-510.
3999 2012-04-13 Terry Guo <terry.guo@arm.com>
4001 * config/arm/arm-cores.def: Added core cortex-m0plus.
4002 * config/arm/arm-tune.md: Regenerated.
4003 * config/arm/arm-tables.opt: Regenerated.
4004 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
4006 2012-04-13 Alan Modra <amodra@gmail.com>
4009 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
4010 tie regs on destination of sets. Delete forward declaration.
4011 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
4012 (rs6000_emit_prologue): Likewise.
4013 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
4015 (is_mem_ref): Use tie_operand to recognise stack ties.
4016 * config/rs6000/predicates.md (tie_operand): New.
4017 * config/rs6000/rs6000.md (restore_stack_block): Generate new
4019 (restore_stack_nonlocal): Likewise.
4020 (stack_tie): Update.
4021 (frame_tie): Delete.
4023 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4025 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
4026 HOST_WIDE_INT_PRINT_DEC in format strings.
4028 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4031 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4032 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4033 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
4034 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
4035 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4036 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
4037 avx2_permvarv8si using VI4F_256 mode iterator.
4038 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4039 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4040 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4041 gen_avx2_permvarv8sf.
4042 (expand_vec_perm_pshufb): Ditto.
4044 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4047 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4048 the list of options to enable the FCFID instruction.
4049 (TARGET_EXTRA_BUILTINS): Adjust comment.
4051 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4053 PR tree-optimization/18589
4054 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
4055 (operand_entry): Add count field.
4056 (add_repeat_to_ops_vec): New function.
4057 (completely_remove_stmt): Likewise.
4058 (remove_def_if_absorbed_call): Likewise.
4059 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
4060 (acceptable_pow_call): New function.
4061 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
4062 entries with repeat counts when found.
4063 (repeat_factor_d): New struct and associated typedefs.
4064 (repeat_factor_vec): New static vector variable.
4065 (compare_repeat_factors): New function.
4066 (get_reassoc_pow_ssa_name): Likewise.
4067 (attempt_builtin_powi): Likewise.
4068 (reassociate_bb): Call attempt_builtin_powi.
4069 (fini_reassoc): Two new calls to statistics_counter_event.
4071 2012-04-12 Richard Guenther <rguenther@suse.de>
4073 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
4074 * cgraph.h (tree_rest_of_compilation): Remove.
4075 * cgraph.c (cgraph_add_new_function): Move ...
4076 * cgraphunit.c (cgraph_add_new_function): ... here.
4077 (tree_rest_of_compilation): Make static.
4078 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
4079 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
4080 gate_all_early_local_passes, execute_all_early_local_passes,
4081 pass_early_local_passes, gate_all_early_optimizations,
4082 pass_all_early_optimizations): Move ...
4083 * passes.c (gate_all_optimizations, pass_all_optimizations,
4084 gate_all_early_local_passes, execute_all_early_local_passes,
4085 pass_early_local_passes, gate_all_early_optimizations,
4086 pass_all_early_optimizations): ... here.
4087 * tree-optimize.c (execute_free_datastructures): Remove.
4088 * tree-flow.h (execute_free_datastructures): Remove.
4089 * tree-optimize.c (execute_init_datastructures,
4090 pass_init_datastructures): Move ...
4091 * tree-ssa.c (execute_init_datastructures,
4092 pass_init_datastructures): ... here.
4093 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
4094 execute_free_datastructures.
4096 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
4098 * dbgcnt.def (ira_move): New counter.
4099 * ira-int.h (ira_create_new_reg): Declare function.
4100 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
4101 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
4102 no longer static. All callers changed.
4103 * ira.c: Include "dbgcnt.h".
4104 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
4105 move_unallocated_pseudos): New static functions.
4106 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
4107 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
4108 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
4109 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
4110 to the pseudos generated in find_moveable_pseudos.
4111 * Makefile.in (ira.o): Add $(DBGCNT_H).
4113 2012-04-12 Richard Guenther <rguenther@suse.de>
4115 PR tree-optimization/52943
4116 * tree-chrec.h (chrec_is_positive): Remove.
4117 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4118 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4119 Return false for a constant zero instead of negative.
4120 (analyze_siv_subscript_cst_affine): Handle zero difference
4121 in the initial condition explicitely.
4123 2012-04-12 Richard Guenther <rguenther@suse.de>
4125 * tree-parloops.c (parallelize_loops): Also consult the upper
4126 bound for the number of iterations.
4127 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
4128 (loop_prefetch_arrays): Likewise.
4130 2012-04-12 Richard Guenther <rguenther@suse.de>
4132 * cfgloop.h (estimated_loop_iterations_int): Ditch
4133 'conservative' parameter.
4134 (max_stmt_executions_int): Likewise.
4135 (estimated_loop_iterations): Likewise.
4136 (max_stmt_executions): Likewise.
4137 (max_loop_iterations): Declare.
4138 (max_loop_iterations_int): Likewise.
4139 (estimated_stmt_executions): Likewise.
4140 (estimated_stmt_executions_int): Likewise.
4141 * tree-ssa-loop-niter.c (estimated_loop_iterations):
4143 (max_loop_iterations): ... this.
4144 (estimated_loop_iterations_int): Split parts to ...
4145 (max_loop_iterations_int): ... this.
4146 (max_stmt_executions_int): Split parts to ...
4147 (estimated_stmt_executions_int): ... this.
4148 (max_stmt_executions): Split parts to ...
4149 (estimated_stmt_executions): ... this.
4150 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
4151 * predict.c (predict_loops): Likewise.
4152 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
4153 (analyze_siv_subscript_cst_affine): Likewise.
4154 (compute_overlap_steps_for_affine_1_2): Likewise.
4155 (analyze_subscript_affine_affine): Likewise.
4156 (init_omega_for_ddr_1): Likewise.
4157 * tree-parloops.c (parallelize_loops): Likewise.
4158 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4159 (may_eliminate_iv): Likewise.
4160 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
4161 (loop_prefetch_arrays): Likewise.
4162 * tree-vrp.c (adjust_range_with_scev): Likewise.
4164 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
4166 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
4167 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
4169 (dump_table): Use bool type for need_align and have_df variables.
4170 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
4171 (regs_used): Remove register modifier.
4172 (barrier_align): Move variables slot, credit, jump_to_next
4173 into if block above for loop. Use bool type for jump_to_next.
4174 (sh_function_arg): Use NULL_RTX instead of 0.
4176 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
4178 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
4179 (bswapsi2): New expander.
4181 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
4183 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
4184 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
4186 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
4188 PR rtl-optimization/52876
4189 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
4190 Don't call mark_reg_pointer for incompatible pointer sign extension.
4192 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
4195 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
4197 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
4198 comparisons against TYPE_PRECISION.
4199 * tree-ssa-forwprop.c (combine_conversions): Likewise.
4201 2012-04-11 Xinliang David Li <davidxl@google.com>
4203 * tree-passes.h: Remove TODO_dump_func.
4204 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
4205 * trans-mem.c: Remove TODO_dump_func.
4206 * ira.c: Remove TODO_dump_func.
4208 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
4210 * config/i386/i386.c (ix86_option_override_internal): Check
4211 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
4212 after TARGET_64BIT is updated.
4214 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4216 * config/sh/sh.h: Remove old secondary reload code.
4218 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4220 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
4221 (ready_reorder): ... this function.
4223 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
4225 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
4228 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
4229 insns so that no other insn is queued for a time before them.
4231 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
4234 2012-04-11 Richard Guenther <rguenther@suse.de>
4237 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
4238 consider loop nesting.
4239 (evolution_function_is_univariate_p): Properly check the remainder
4242 2012-04-11 Richard Guenther <rguenther@suse.de>
4245 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
4247 2012-04-11 Nick Clifton <nickc@redhat.com>
4249 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
4250 information, if requested.
4252 * config/rx/rx.c (rx_expand_prologue): Likewise.
4254 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
4255 Michael Matz <matz@suse.de>
4258 * rtlanal.c (unsigned_reg_p): New function.
4259 Update copyright notice dates.
4260 * rtl.h (unsigned_reg_p): Prototype it.
4261 Update copyright notice dates.
4262 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
4264 * expr.c (expand_expr_real_1): Set register attributes.
4265 * stmt.c (expand_case): Likewise.
4267 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4270 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
4271 consider_sh2a and allow_zero.
4272 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
4273 (disp_addr_displacement): New function.
4274 (sh_address_cost): Use disp_addr_displacement function instead
4275 of DISP_ADDR_OFFSET.
4276 (sh_legitimate_address_p): Adapt to changed
4277 sh_legitimate_index_p declaration.
4278 (sh_find_mov_disp_adjust): Remove HImode check.
4279 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
4280 disp_addr_displacement and max_mov_insn_displacement.
4281 (max_mov_insn_displacement): Remove HImode check.
4282 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
4283 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
4284 * config/sh/constraints.md (K05, K13): New constraints.
4285 (K12): Correct comment.
4286 (Sdd): Do not use DISP_ADDR_P macro.
4287 (Snd, Sbw): Use satisfies_constraint_Sdd.
4288 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
4289 (*extendhisi2_compact, movhi_i): Remove.
4290 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
4291 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
4292 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
4293 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
4294 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
4295 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
4296 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
4298 Add new peepholes for HImode displacement addressing.
4300 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4302 * config/sh/sh.h (SIDI_OFF): Remove.
4303 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
4304 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
4307 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
4310 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
4311 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
4312 * doc/md.texi (Standard Names): Add bswap.
4313 * builtin-types.def (BT_UINT16): New primitive type.
4314 (BT_FN_UINT16_UINT16): New function type.
4315 * builtins.def (BUILT_IN_BSWAP16): New.
4316 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
4317 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
4318 expand_builtin_bswap.
4319 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
4320 (fold_builtin_1): Likewise.
4321 (is_inexpensive_builtin): Likewise.
4322 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
4323 missing bits for bswap to libcall code.
4324 * tree.c (build_common_tree_nodes): Build uint16_type_node.
4325 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
4326 (uint16_type_node): New define.
4327 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
4328 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
4330 (rs6000_init_builtins): Likewise.
4331 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
4333 2012-04-11 Tristan Gingold <gingold@adacore.com>
4335 * doc/extend.texi (Type Attributes): Move paragraph.
4337 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4340 * diagnostic.h (show_caret): Declare.
4341 (caret_max_width): Declare.
4342 (diagnostic_show_locus): Declare.
4343 * diagnostic.c (diagnostic_initialize): Initialize to false.
4344 (diagnostic_show_locus): New.
4345 (diagnostic_report_diagnostic): Call it.
4346 (getenv_columns): New.
4348 (diagnostic_set_caret_max_width): New.
4349 * input.c (read_line): New.
4350 (location_get_source_line): New.
4351 * input.h (location_get_source_line): Declare.
4352 * toplev.c (general_init): Initialize show_caret from options.
4353 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
4354 * opts.c (common_handle_option): Likewise.
4355 * pretty-print.h (pp_get_prefix): New.
4356 (pp_base_get_prefix): New.
4357 * common.opt (fdiagnostics-show-caret): New option.
4358 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
4360 2012-04-11 Richard Guenther <rguenther@suse.de>
4362 PR rtl-optimization/52881
4363 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
4365 2012-04-11 Richard Guenther <rguenther@suse.de>
4367 PR tree-optimization/52912
4368 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
4369 manipulation code we are threading through a loop header
4370 to an exit destination.
4372 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
4374 * tree.h (warn_if_unused_value): Move declaration from here.
4375 * stmt.c (warn_if_unused_value): Move definition from here.
4377 2010-04-10 Michael Matz <matz@suse.de>
4379 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
4381 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
4382 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
4383 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
4384 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
4385 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
4386 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
4387 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
4388 (vect_record_strided_load_vectors): Rename to
4389 vect_record_grouped_load_vectors.
4390 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
4391 Rename use of above macros.
4392 (vect_verify_datarefs_alignment): Ditto.
4393 (vector_alignment_reachable_p): Ditto.
4394 (vect_peeling_hash_get_lowest_cost): Ditto.
4395 (vect_enhance_data_refs_alignment): Ditto.
4396 (vect_analyze_group_access): Ditto and rename stride to groupsize.
4397 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
4398 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
4399 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
4400 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
4401 (vect_record_strided_load_vectors): Rename to
4402 vect_record_grouped_load_vectors.
4403 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
4404 (destroy_loop_vec_info): Ditto.
4405 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
4406 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
4407 (vect_analyze_slp): Ditto.
4408 (new_bb_vec_info): Ditto.
4409 (destroy_bb_vec_info): Ditto.
4410 (vect_schedule_slp_instance): Ditto and rename strided_store to
4412 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
4413 vect_cost_group_size.
4414 (vect_model_store_cost): Rename use of above macros and call
4415 to vect_cost_strided_group_size.
4416 (vect_model_load_cost): Ditto.
4417 (vectorizable_store): Ditto, rename strided_store to grouped_store
4418 and calls to renamed tree-vectorizer.h functions.
4419 (vectorizable_load): Ditto.
4420 (vect_transform_stmt): Rename use of above macros and strided_store
4423 2012-04-10 Jan Hubicka <jh@suse.cz>
4425 * cgraph.h: Remove misledaing comment on ipa-ref.h.
4426 (symtab_type): New enum.
4427 (symtab_node): New structure.
4428 (cgraph_node, varpool_node): Add symbol base type.
4429 (cgraph, varpool): New accestor functions.
4430 * cgraph.c (cgraph_create_node_1): Set symbol type.
4431 * varpool.c (varpool_node): Set symbol type.
4433 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4434 Richard Sandiford <rdsandiford@googlemail.com>
4436 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
4438 2012-04-10 Richard Guenther <rguenther@suse.de>
4441 * gimple-low.c (gimple_check_call_args): Properly account for
4442 compatible aggregate types.
4444 2012-04-10 Richard Guenther <rguenther@suse.de>
4446 * toplev.h (tree_rest_of_compilation): Remove.
4447 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4448 * cgraph.h (tree_rest_of_compilation): Declare.
4449 * tree-optimize.c (tree_rest_of_compilation): Move ...
4450 * cgraphunit.c (tree_rest_of_compilation): ... here.
4451 * cgraph.c (cgraph_add_new_function): Adjust.
4452 * Makefile.in (tree-optimize.o): Adjust.
4453 (cgraphunit.o): Likewise.
4455 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4457 PR tree-optimization/52870
4458 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4459 presumed pattern statement is within the same loop or basic block.
4461 2012-04-10 Tristan Gingold <gingold@adacore.com>
4463 * gengtype.c (main): Make uintptr_t a known type.
4465 2012-04-10 Richard Guenther <rguenther@suse.de>
4467 * tree-pass.h (tree_lowering_passes): Remove.
4468 * tree-optimize.c (tree_lowering_passes): Remove.
4469 * cgraph.c (cgraph_add_new_function): Inline relevant parts
4470 of tree_lowering_passes, avoid redundant call of early local passes.
4471 * cgraphunit.c (cgraph_lower_function): Fold into ...
4472 (cgraph_analyze_function): ... its single caller. Inline
4473 relevant parts of tree_lowering_passes.
4475 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
4478 * config/pa/pa.opt: Remove SIO and GNU_LD.
4480 2012-04-09 Jan Hubicka <jh@suse.cz>
4485 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
4486 boundary, add its target too.
4487 * lto.c (add_references_to_partition): Add also aliased nodes.
4488 (add_cgraph_node_to_partition,
4489 add_varpool_node_to_partition): Work on nodes, not functions/variables;
4490 when adding alias, add also the aliased object.
4492 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
4495 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
4496 VOIDmode immediate operands.
4497 * config/i386/constraints.md (Wz): New constraint.
4498 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
4500 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4503 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4504 the DECL generated for the special GOT helper.
4506 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
4508 * config/sh/constraints.md: Update list of constraints in
4510 (Sr0): Remove unused memory constraint.
4512 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4514 * tree-pretty-print.h: Update comment.
4516 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
4518 * config/sh/sh.md: Use braced string notation where applicable.
4519 (*prefetch_i4, prefetch_m2a): Merge into ...
4520 (*prefetch): ... this new insn.
4522 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4524 * config/sh/sh.h (high_life_started): Remove
4525 * config/sh/predicates.md (general_movdst_operand): Use
4526 'reload_in_progress' instead of 'high_life_started'.
4527 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
4528 divsi_inv_fp): Likewise.
4530 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4532 * config/sh/sh-protos.h (prepare_move_operands): Return void
4534 * config/sh/sh.c (prepare_move_operands): Likewise.
4535 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
4537 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4539 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
4540 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
4541 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
4542 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
4543 commutative_float_operator, noncommutative_float_operator,
4544 sh_handle_pragma): Remove.
4546 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
4548 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
4549 Use @option markup on command-line options. Use @samp markup on
4550 literal keywords to options. Use @code markup on code fragments.
4551 Use other markup in preference to quotation marks in the text.
4552 Add markup to some passages without any.
4554 2012-04-06 Mike Stump <mikestump@comcast.net>
4556 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
4558 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4560 * config/sh/sh.c (hi_const): Remove.
4561 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
4564 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4566 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
4568 * config/sh/sh.c (sh_expand_t_scc): Likewise.
4569 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
4570 calling sh_expand_t_scc.
4572 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4574 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
4575 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
4576 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
4577 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
4578 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
4579 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
4580 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
4581 sh2a_is_function_vector_call): Use bool as return type.
4582 (sh_pass_in_reg_p): Remove.
4583 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
4584 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
4585 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
4586 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
4587 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
4588 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
4589 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
4590 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
4591 sh_loads_bankedreg_p): Use bool as return type.
4592 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
4593 'register' modifier.
4595 2012-04-06 Matt Turner <mattst88@gmail.com>
4597 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4599 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4601 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4602 of the destination isn't also a FP_REGS register.
4604 2012-04-05 Teresa Johnson <tejohnson@google.com>
4605 H.J. Lu <hongjiu.lu@intel.com>
4607 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
4608 * config/i386/i386.md (move immediate to memory peephole2):
4609 Add cases for HImode move when LCP stall avoidance is needed.
4610 * config/i386/i386.c (initial_ix86_tune_features): Initialize
4611 X86_TUNE_LCP_STALL entry.
4613 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
4616 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
4617 CONST_INT operands, zero-extended with AND.
4619 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
4622 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
4623 first argument instead of mode size. Move displacement calculations
4625 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
4626 ... these new functions.
4627 (disp_adjust): Remove max_mov_disp field.
4628 (sh_legitimate_index_p): Use max_mov_insn_displacement and
4629 mov_insn_alignment_mask.
4630 (sh_address_cost): Use max_mov_insn_displacement.
4632 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
4634 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
4635 (arch_enabled): Handle new arch types.
4636 (one_cmpldi2): Add NEON support.
4638 2012-04-05 Richard Guenther <rguenther@suse.de>
4640 * gimple.c (walk_gimple_op): Compute val_only for the LHS
4641 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
4642 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
4643 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4644 ... here and make static.
4645 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4648 2012-04-05 Richard Guenther <rguenther@suse.de>
4650 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
4651 basic-block before removing it.
4653 2012-04-05 Richard Guenther <rguenther@suse.de>
4655 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
4656 version namespace as we release the freelist.
4658 2012-04-05 Richard Guenther <rguenther@suse.de>
4660 * tree-nrv.c (tree_nrv): Release VDEFs.
4661 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4662 (sra_modify_assign): Likewise.
4663 * tree-vect-stmts.c (vect_remove_stores): Likewise.
4664 * tree-vect-loop.c (vect_transform_loop): Likewise.
4665 * tree-ssa-dom.c (optimize_stmt): Likewise.
4666 * tree-vect-slp.c (vect_schedule_slp): Likewise.
4667 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
4669 2012-04-05 Richard Guenther <rguenther@suse.de>
4671 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
4673 * gimple.h (gsi_remove): Adjust.
4674 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
4675 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
4676 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4677 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
4678 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
4679 * tree-ssa-pre.c (eliminate): Likewise.
4681 2012-04-04 Mike Stump <mikestump@comcast.net>
4683 * doc/rtl.texi (const_double): Document as sign-extending.
4684 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
4685 * emit-rtl.c (immed_double_int_const): Refine to state the
4687 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
4688 CONST_DOUBLE integers.
4689 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
4690 negative values are converted. Fix conversions bigger than
4691 HOST_BITS_PER_WIDE_INT.
4692 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
4693 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
4694 * explow.c (plus_constant_mode): Add.
4695 (plus_constant): Implement with plus_constant_mode.
4696 * rtl.h (plus_constant_mode): Add.
4698 2012-04-04 Richard Guenther <rguenther@suse.de>
4700 PR tree-optimization/52808
4701 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
4702 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
4704 2012-04-04 Tristan Gingold <gingold@adacore.com>
4706 * expr.c (expand_expr_real_2): Handle larger sizetype in
4709 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4711 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
4712 to m2a-single instead of m2e.
4714 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4716 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
4717 Change type of BITOFFSET to signed. Make sure the lower bound of
4718 the computed range is non-negative by adjusting OFFSET and BITPOS.
4719 (expand_assignment): Adjust call to get_bit_range.
4721 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
4723 * h8300/h8300.c (h8300_current_function_monitor_function_p):
4724 New function. Added to check monitor functions.
4725 (h8300_option_override): Modified to generate error/warning
4726 messages for invalid combinations of different command line
4728 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
4729 save EXR on stack for monitor function in case of H8S target
4730 when "-mno-exr" is passed.
4731 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
4733 * doc/invoke.texi: Document H8S options.
4735 2012-04-03 Tristan Gingold <gingold@adacore.com>
4737 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
4738 of gcc_AC_FUNC_MMAP_BLACKLIST.
4739 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
4740 * Makefile.in (aclocal_deps): Add mmap.m4.
4741 * configure: Regenerate.
4742 * aclocal.m4: Regenerate.
4744 2012-04-03 Richard Guenther <rguenther@suse.de>
4746 PR tree-optimization/52808
4747 * tracer.c (tail_duplicate): Return whether we have duplicated
4749 (tracer): If we have duplicated any block, cleanup the CFG.
4750 * cfghooks.c (duplicate_block): If we duplicated a loop
4751 header but not its loop, destroy the loop because it now has
4753 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
4754 the cfg manipulation routines we are not creating a multiple
4757 2012-04-03 Tristan Gingold <gingold@adacore.com>
4759 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
4761 (vms_c_common_override_options): Allow parameterless variadic
4764 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4766 PR tree-optimization/52835
4767 * tree-data-ref.c (build_rdg): Return NULL if
4768 compute_data_dependences_for_loop failed.
4770 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4772 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
4773 for REAL_CST as well.
4774 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
4775 In the bitfield case, if the value is a REAL_CST, convert it first to
4778 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
4780 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
4781 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
4782 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
4784 * config/i386/biarchx32.h: New.
4786 2012-04-02 Anatoly Sokolov <aesok@post.ru>
4788 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
4789 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
4790 (arm_preferred_reload_class): New function.
4792 2012-04-02 Richard Guenther <rguenther@suse.de>
4794 PR tree-optimization/52756
4795 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
4796 (thread_through_loop_header): After threading through the loop latch
4797 remove the split part from the loop and clear further threading
4798 opportunities that would create a multiple entry loop.
4800 2012-04-02 Richard Guenther <rguenther@suse.de>
4802 PR rtl-optimization/52800
4803 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
4804 CLEANUP_CFG_CHANGED.
4806 2012-04-02 Richard Guenther <rguenther@suse.de>
4809 * loop-init.c (gate_handle_loop2): Destroy loops here if
4810 we don't enter RTL loop optimizers.
4812 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
4815 2012-03-29 Richard Guenther <rguenther@suse.de>
4817 * rtl.h (extended_count): Remove.
4818 * combine.c (extended_count): Remove.
4820 2012-04-02 Dodji Seketeli <dodji@redhat.com>
4823 * pt.c (more_specialized_fn): Don't apply decay conversion to
4824 types of function parameters.
4826 2012-04-02 Tristan Gingold <gingold@adacore.com>
4828 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
4829 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
4830 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
4831 (ggc_pch_this_base): Use uintptr_t instead of size_t.
4833 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
4836 * config/i386/i386.c (ix86_option_override_internal): Don't
4837 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
4839 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4841 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4842 (stmt_can_make_abnormal_goto): Use it.
4843 (is_ctrl_altering_stmt): Likewise.
4845 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
4846 Kaz Kojima <kkojima@gcc.gnu.org>
4848 * config/sh/sh.c (push_regs): Skip banked registers when
4849 resbank attribute is specified.
4850 (sh_expand_epilogue): Likewise.
4852 2012-03-30 Richard Henderson <rth@redhat.com>
4855 * combine-stack-adj.c (prev_active_insn_bb): New.
4856 (next_active_insn_bb): New.
4857 (force_move_args_size_note): New.
4858 (combine_stack_adjustments_for_block): Use it.
4860 2012-03-30 Richard Henderson <rth@redhat.com>
4862 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
4863 (ix86_expand_vector_init_duplicate): Initialize it.
4864 (expand_vec_perm_palignr): Likewise.
4865 (ix86_expand_vec_perm_const): Likewise.
4866 (ix86_vectorize_vec_perm_const_ok): Likewise.
4867 (expand_vec_perm_blend): Use it.
4868 (expand_vec_perm_vpermil): Likewise.
4869 (expand_vec_perm_pshufb): Likewise.
4870 (expand_vec_perm_1): Likewise.
4871 (expand_vec_perm_pshuflw_pshufhw): Likewise.
4872 (expand_vec_perm_interleave2): Likewise.
4873 (expand_vec_perm_vpermq_perm_1): Likewise.
4874 (expand_vec_perm_vperm2f128): Likewise.
4875 (expand_vec_perm_interleave3): Likewise.
4876 (expand_vec_perm_vperm2f128_vblend): Likewise.
4877 (expand_vec_perm_vpshufb2_vpermq): Likewise.
4878 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
4879 (expand_vec_perm_broadcast): Likewise.
4880 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
4882 2012-03-30 Richard Henderson <rth@redhat.com>
4884 * dwarf2out.c (gen_variable_die): Initialize off.
4886 2012-03-30 Tristan Gingold <gingold@adacore.com>
4888 * config/vms/vms-f.c: New file.
4889 * config/vms/t-vms (vms-f.o): New rule.
4890 * config.gcc (*-*-*vms*): Define fortran_target_objs.
4892 2012-03-30 Richard Guenther <rguenther@suse.de>
4894 PR tree-optimization/52754
4895 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4896 propagate arbitrary addresses into really plain dereferences.
4898 2012-03-30 Richard Guenther <rguenther@suse.de>
4901 * except.c (emit_to_new_bb_before): Move loop updating ...
4902 (dw2_build_landing_pads): ... here. Use a proper block for
4903 querying the loop father.
4905 2012-03-30 Tristan Gingold <gingold@adacore.com>
4907 * config/ia64/ia64.c (ia64_section_type_flags): Remove
4908 common_object attribute handling.
4909 (SECTION_VMS_OVERLAY): Remove
4910 (ia64_vms_common_object_attribute): Replace abort with an assert.
4911 Do not set DECL_SECTION_NAME.
4912 (ia64_vms_output_aligned_decl_common): Handle common_object
4914 (ia64_vms_elf_asm_named_section): Remove.
4915 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
4917 2012-03-30 Richard Guenther <rguenther@suse.de>
4920 * double-int.c (rshift_double): Remove not needed cast.
4922 2012-03-30 Richard Guenther <rguenther@suse.de>
4924 * tree-affine.h (print_aff): Remove.
4925 * tree-affine.c (print_aff): Make static.
4926 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
4927 (get_references_in_stmt): Likewise.
4928 (print_direction_vector): Likewise.
4929 (print_dir_vectors): Likewise.
4930 (print_dist_vectors): Likewise.
4931 (dump_subscript): Likewise.
4932 (dump_ddrs): Likewise.
4933 (dump_dist_dir_vectors): Likewise.
4934 (dump_data_references): Likewise.
4935 (dump_data_dependence_relation): Likewise.
4936 (dump_data_dependence_direction): Likewise.
4937 (dump_rdg_vertex): Likewise.
4938 (dump_rdg_component): Likewise.
4939 (debug_ddrs): Declare.
4940 (struct data_ref_loc_d): Move ...
4941 * tree-data-ref.c (struct data_ref_loc_d): ... here.
4942 (get_references_in_stmt): Make static.
4943 (dump_data_references): Likewise.
4944 (dump_subscript): Likewise.
4945 (print_direction_vector): Likewise.
4946 (print_dir_vectors): Likewise.
4947 (print_dist_vectors): Likewise.
4948 (dump_data_dependence_relation): Likewise.
4949 (dump_dist_dir_vectors): Likewise.
4950 (dump_ddrs): Likewise.
4951 (dump_rdg_vertex): Likewise.
4952 (dump_rdg_component): Likewise.
4953 (debug_ddrs): New function.
4954 (access_matrix_get_index_for_parameter): Remove.
4956 2012-03-30 Tristan Gingold <gingold@adacore.com>
4958 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
4959 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
4960 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
4961 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
4962 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
4963 (vms_patch_builtins): Handle new flags
4964 * config/vms/vms-crtlmap.map: Completed using nm on
4965 c and math system libraries.
4966 * config/vms/make-crtlmap.awk: Handle any number of flags.
4968 2012-03-30 Martin Jambor <mjambor@suse.cz>
4970 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4971 is a builtin_stack_save in a dominating BB.
4973 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4975 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4976 crossing 128bit lane boundary.
4978 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
4980 * ira-color.c (setup_left_conflict_sizes_p): Process all
4981 conflicting objects.
4983 2012-03-29 Jakub Jelinek <jakub@redhat.com>
4985 PR tree-optimization/52760
4986 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
4987 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
4989 2012-03-29 Richard Guenther <rguenther@suse.de>
4991 * cgraph.h (cgraph_materialize_all_clones): Remove.
4992 (reset_inline_failed): Likewise.
4993 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
4994 * cgraphbuild.c (reset_inline_failed): Remove.
4995 * rtl.h (cse_main): Remove.
4996 (extended_count): Likewise.
4997 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
4998 (cse_main): Make static.
4999 * combine.c (extended_count): Remove.
5000 (dump_combine_stats): Mark as DEBUG_FUNCTION.
5001 * basic-block.h (reorder_basic_blocks): Remove.
5002 * bb-reorder.c (reorder_basic_blocks): Make static.
5003 * Makefile.in (dse.o): Remove dse.h dependency.
5005 * dse.c (gate_dse): Remove.
5006 (clear_alias_mode_eq): Likewise.
5007 (clear_alias_mode_hash): Likewise.
5008 (dse_record_singleton_alias_set): Likewise.
5009 (dse_invalidate_singleton_alias_set): Likewise.
5011 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
5013 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
5014 crtbegin_so%O%s for -shared.
5015 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
5017 2012-03-29 Richard Guenther <rguenther@suse.de>
5019 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
5020 (add_to_value): Remove.
5021 (print_value_expressions): Likewise.
5022 * tree-ssa-pre.c (add_to_value): Make static.
5023 (print_value_expressions): Likewise.
5024 * gimple.h (gimple_adjust_this_by_delta): Remove.
5025 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
5027 2012-03-29 Richard Guenther <rguenther@suse.de>
5030 * double-int.h (rshift_double): Remove.
5031 * double-int.c (lshift_double): Use absu_hwi to make count positive.
5032 (rshift_double): Make static, take unsigned count argument,
5033 remove handling of negative count argument.
5034 (double_int_rshift): Dispatch to lshift_double.
5036 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
5038 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
5041 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
5042 (SPEC_X32): Likewise.
5043 (MULTILIB_DEFAULTS): Likewise.
5045 * config/i386/i386.c (isa_opts): Remove -m64.
5046 (ix86_target_string): Properly handle -m32/-m64/-mx32.
5047 (ix86_option_override_internal): Properly
5048 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
5049 handle -m32, -m64 and -mx32.
5051 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
5052 with OPTION_ABI_X32. Moved after TARGET_LP64.
5053 (TARGET_LP64): Changed to OPTION_ABI_64.
5055 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
5056 (mx32): Replace ISA_X32 with ABI_X32.
5058 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
5060 * tree.c (tree_size) <VECTOR_CST>: New case.
5062 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
5064 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
5065 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
5067 2012-03-28 Jakub Jelinek <jakub@redhat.com>
5070 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
5071 __builtin_va_start to __builtin_next_arg if the latter is
5072 builtin_decl_explicit_p rather than when it is not.
5075 * tree-vect-generic.c (vector_element): Perform multiplication
5076 for pos in bitsizetype type instead of idx type.
5078 2012-03-28 Richard Guenther <rguenther@suse.de>
5080 * loop-init.c (loop_optimizer_init): If loops are preserved
5081 perform incremental initialization of required loop features.
5082 (loop_optimizer_finalize): If loops are to be preserved only
5083 clean up optional loop features.
5084 (rtl_loop_done): Forcefully free loops here.
5085 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
5086 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
5088 (construct_init_block): Likewise.
5089 (construct_exit_block): Likewise.
5090 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
5091 the CFG after expanding.
5092 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
5093 If we needed to calculate them, free them afterwards.
5094 * tree-pass.h (PROP_loops): New define.
5095 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
5096 * basic-block.h (CLEANUP_CFG_CHANGED): New.
5097 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
5098 (cleanup_cfg): If we did something and have loops around, fix them up.
5099 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
5100 with CLEANUP_CFG_CHANGED.
5101 * cfghooks.c (merge_blocks): If we merge a loop header into
5102 its predecessor, update the loop structure.
5103 (duplicate_block): If we copy a loop latch, adjust loop state
5104 to note we may have multiple latches.
5105 (delete_basic_block): Mark loops for fixup if we remove a loop.
5106 * cfganal.c (forwarder_block_p): Protect loop latches, headers
5108 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
5109 (cfg_layout_can_merge_blocks_p): Likewise.
5110 * cprop.c (bypass_block): If we create a loop with multiple
5111 entries, mark it for removal.
5112 * except.c (emit_to_new_bb_before): Add the new basic-block
5114 * tree-eh.c (lower_resx): Likewise.
5115 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
5116 (expand_omp_taskreg): Likewise.
5117 * tree-inline.c (initialize_cfun): Likewise.
5118 * tree-mudflap.c (add_bb_to_loop): Prototype.
5119 (mf_build_check_statement_for): Properly add new basic-blocks
5121 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
5122 if we remove a loop.
5123 (thread_through_loop_header): Likewise.
5124 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
5125 new basic-blocks to existing loops.
5126 (expand_transaction): Likewise.
5127 * Makefile.in (except.o): Add $(CFGLOOP_H).
5129 (cgraph.o): Likewise.
5130 (cprop.o): Likewise.
5131 (cfgexpand.o): Likewise.
5132 (cfganal.o): Likewise.
5133 (trans-mem.o): Likewise.
5134 (tree-eh.o): Likewise.
5136 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
5139 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
5140 (avr_builtin_decl): New static function.
5141 (struct avr_builtin_description, avr_bdesc): Move up.
5142 Add GTY marker. Add field fndecl. Remove redundant field id.
5143 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
5144 (avr_expand_builtin): Code cleanup because .id is removed.
5146 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
5149 * config.gcc (tm_file): Remove avr/multilib.h.
5151 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
5153 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
5154 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
5155 * config/avr/t-avr: Remove generation of multilib.h.
5156 * config/avr/t-multilib: Regenerate.
5157 * config/avr/multilib.h: Remove.
5158 * config/avr/avr.opt (-msp8): New option.
5159 (avr_sp8): New variable.
5160 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
5161 * config/avr/avr.h (AVR_HAVE_SPH): New define.
5162 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
5163 (avr_device_to_sp8): New prototype.
5164 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
5165 (DRIVER_SELF_SPECS): New define.
5166 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
5167 __AVR_SP8__, __AVR_HAVE_SPH__.
5168 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
5169 AVR_HAVE_8BIT_SP to decide if SP_H is present.
5170 (avr_file_start): Ditto.
5172 2012-03-28 Jakub Jelinek <jakub@redhat.com>
5175 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
5176 instead of 8 in adjust_address.
5178 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
5181 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
5184 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
5187 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
5188 Rearrange conditional logic. Move displacement address calculations
5190 (sh_find_mov_disp_adjust): ... this new function.
5192 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
5194 * config/arm/arm.opt (mapcs): Remove MaskExists.
5195 * config/cris/linux.opt (mno-gotplt): Likewise.
5196 * config/i386/i386.opt (mhard-float): Likewise.
5198 (mno-sse4): Likewise.
5199 * config/m68k/m68k.opt (mhard-float): Likewise.
5200 * config/mep/mep.op (mcop32): Likewise.
5201 * config/pa/pa-hpux.opt (msio): Likewise.
5202 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
5203 * config/picochip/picochip.opt (mlittle): Likewise.
5204 * config/sh/sh.opt (mrenesas): Likewise.
5205 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
5206 * config/sparc/sparc.opt (mhard-float): Likewise.
5207 * config/v850/v850.opt (mv850es): Likewise.
5208 * config/vax/vax.opt (mg-float): Likewise.
5210 2012-03-27 Martin Jambor <mjambor@suse.cz>
5213 * tree-sra.c (sra_modify_assign): Do not call
5214 load_assign_lhs_subreplacements when working with an unscalarizable
5217 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
5220 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
5222 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
5223 * config/i386/i386.c: Include reload.h.
5224 (ix86_legitimize_reload_address): New function.
5226 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
5228 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
5229 hasn't been allocated. Define a target macro for Mask and
5230 InverseMask if it hasn't been defined. Remove MaskExists handling.
5232 * doc/options.texi: Remove MaskExists.
5234 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
5237 * config/sh/sh.c (find_barrier): Add equality check of last_got
5238 to avoid going above orig insn. Update comments.
5240 2012-03-27 Richard Guenther <rguenther@suse.de>
5243 * fold-const.c (try_move_mult_to_index): Handle &x.array more
5246 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
5248 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
5249 of a unit before computing the offset in units.
5250 * expr.c (get_bit_range): Return the null range if the enclosing record
5251 is part of a larger bit field.
5253 2012-03-27 Tristan Gingold <gingold@adacore.com>
5255 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
5256 * config/ia64/ia64.md: Remove mode in template.
5257 Sign extend operand in expand_simple_binop.
5258 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
5259 CASE_VECTOR_MODE instead of TARGET_ILP32.
5260 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
5262 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
5264 * varasm.c (assemble_external): #if 0 out the new assert from the
5265 previous commit, it breaks the Java and Go front ends.
5267 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
5269 * toplev.c (check_global_declaration_1): Do not call assemble_external.
5270 * expr.c (emit_block_move_libcall_fn): Likewise.
5271 (clear_storage_libcall_fn): Likewise.
5272 (expand_expr_addr_expr_1): Likewise.
5273 (expand_expr_real_1): Likewise.
5274 * calls.c (rtx_for_function_call): Likewise.
5276 * varasm.c (assemble_external): Assert this function is only called
5277 during or after expanding to RTL.
5279 2012-03-26 Martin Jambor <mjambor@suse.cz>
5281 PR tree-optimization/50052
5282 * tree-sra.c (tree_non_aligned_mem_p): Removed.
5283 (tree_non_aligned_mem_for_access_p): Likewise.
5284 (build_accesses_from_assign): Removed strict alignment requirements
5286 (access_precludes_ipa_sra_p): Likewise.
5288 2012-03-26 Richard Guenther <rguenther@suse.de>
5290 PR tree-optimization/52701
5291 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
5292 compute and set the evolution part of PHI nodes.
5294 2012-03-26 Richard Guenther <rguenther@suse.de>
5296 PR tree-optimization/52721
5297 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
5299 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
5301 PR tree-optimization/52686
5302 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
5305 2012-03-26 Tristan Gingold <gingold@adacore.com>
5307 * config/alpha/vms.h (LINK_SPEC): Simplify.
5308 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
5309 (NAME__MAIN, SYMBOL__MAIN): Remove.
5310 (VMS_DEBUG_MAIN_POINTER): Remove.
5311 * config/ia64/vms.h: Likewise.
5312 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
5313 code to vms.c. Call vms_start_function.
5314 * config/ia64/ia64.c (ia64_start_function): Likewise.
5315 * config/vms/vms-protos.h (vms_start_function): Declare.
5316 * config/vms/vms.c (vms_start_function): New function.
5317 * config/vms/vms.h (MATH_LIBRARY): Define.
5318 (VMS_DEBUG_MAIN_POINTER): Define.
5320 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
5322 PR rtl-optimization/52629
5323 * reload1.c (count_pseudo): Short-circuit common case.
5324 (count_spilled_pseudo): Return early for pseudos without hard regs.
5325 Assert that the pseudo has got a hard reg before manipulating it.
5327 2012-03-24 Jan Hubicka <jh@suse.cz>
5330 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
5331 (decide_is_variable_needed): Do not handle toplevel reorder here.
5332 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
5333 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
5336 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5338 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
5339 and str_bitsize instead of more convoluted expressions.
5341 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5344 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
5346 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5349 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
5351 2012-03-23 Martin Jambor <mjambor@suse.cz>
5353 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
5355 2012-03-23 Richard Guenther <rguenther@suse.de>
5357 PR tree-optimization/52678
5358 * tree-vectorizer.h (struct _stmt_vec_info): Add
5359 loop_phi_evolution_part member.
5360 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
5361 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
5362 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
5363 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5364 Use the cached evolution part and the PHI nodes value from
5365 the loop preheader edge instead of re-analyzing the evolution.
5367 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5369 * config/mips/mips-tables.opt: Update.
5370 * config/mips/mips.md (processor): Add xlp.
5371 * config/mips/mips-cpus.def: Add xlp.
5372 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
5374 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
5375 * doc/invoke.texi: Mention XLP.
5377 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5380 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
5381 on any new_local_var_chain vars declared during recursing on
5382 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
5384 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
5386 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
5387 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
5388 (ASM_OUTPUT_LOCAL): Ditto.
5389 (ASM_OUTPUT_COMMON): Remove.
5390 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
5391 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
5393 2012-03-22 Jan Hubicka <jh@suse.cz>
5396 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
5398 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
5399 * ipa-inline-transform.c (save_inline_function_body): Remove
5400 copied clone if needed.
5401 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
5403 2012-03-22 Richard Guenther <rguenther@suse.de>
5406 * fold-const.c (fold_ternary_loc): Fix typo.
5408 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5411 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
5412 (unspecv): Add UNSPECV_MEMORY_BARRIER.
5413 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
5414 (delay_cycles_1, delay_cycles_2): Ditto.
5415 (delay_cycles_3, delay_cycles_4): Ditto.
5416 (nopv, *nopv): Ditto.
5417 (sleep, *sleep): Ditto.
5420 2012-03-22 Richard Guenther <rguenther@suse.de>
5422 PR tree-optimization/52548
5423 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
5424 because of clobbers.
5425 (prune_clobbered_mems): New function.
5426 (compute_antic_aux): Use it to prune ANTIC_OUT.
5427 (compute_partial_antic_aux): Use it to prune PA_IN.
5428 (compute_avail): Only insert expressions into EXP_GEN that are not
5429 invalidated when translated up to the beginning of the block.
5431 2012-03-22 Richard Guenther <rguenther@suse.de>
5433 PR tree-optimization/52638
5434 * tree-vect-stmts.c (vect_init_vector_1): New function, split
5436 (vect_init_vector): ... here. Handle scalar vector inits.
5437 (vect_get_vec_def_for_operand): Adjust.
5438 (vectorizable_load): Likewise.
5440 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
5442 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
5443 (alpha*-*-freebsd*): Ditto.
5444 (alpha*-*-netbsd*): Ditto.
5445 (alpha*-*-openbsd*): Ditto.
5446 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
5447 (DWARF2_DEBUGGING_INFO): Remove.
5448 (PREFERRED_DEBUGGING_TYPE): Remove.
5449 (ASM_FINAL_SPEC): Remove.
5450 (IDENT_ASM_OP): Remove.
5451 (ASM_OUTPUT_IDENT): Remove.
5452 (SKIP_ASM_OP): Remove.
5453 (ASM_OUTPUT_SKIP): Remove.
5454 (ALIGN_ASM_OP): Remove.
5455 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
5456 (ASM_OUTPUT_CASE_LABEL): Remove.
5457 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
5458 (COMMON_ASM_OP): Remove.
5459 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
5460 (ASCII_DATA_ASM_OP): Remove.
5461 (READONLY_DATA_SECTION_ASM_OP): Remove.
5462 (INIT_SECTION_ASM_OP): Remove.
5463 (FINI_SECTION_ASM_OP): Remove.
5464 (ASM_SECTION_START_OP): Remove.
5465 (ASM_OUTPUT_SECTION_START_FILE): Remove.
5466 (TARGET_ASM_NAMED_SECTION): Remove.
5467 (TARGET_ASM_SELECT_SECTION): Remove.
5468 (MAKE_DECL_ONE_ONLY): Remove.
5469 (TYPE_ASM_OP): Remove.
5470 (SIZE_ASM_OP): Remove.
5471 (ASM_WEAKEN_LABEL): Remove.
5472 (TYPE_OPERAND_FMT): Remove.
5473 (ASM_DECLARE_RESULT): Remove.
5474 (ASM_DECLARE_OBJECT_NAME): Remove.
5475 (ASM_FINISH_DECLARE_OBJECT): Remove.
5476 (ELF_ASCII_ESCAPES): Remove.
5477 (ELF_STRING_LIMIT): Remove.
5478 (STRING_ASM_OP): Remove.
5479 (ASM_OUTPUT_EXTERNAL): Remove.
5480 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
5481 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
5483 (ASM_DECLARE_FUNCTION_NAME): Ditto.
5484 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
5485 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
5486 (ASM_OUTPUT_SKIP): Ditto.
5487 (READONLY_DATA_SECTION_ASM_OP): Remove.
5488 (USER_LABEL_PREFIX): Remove.
5489 (ASM_OUTPUT_ASCII): Remove.
5490 (ASM_OUTPUT_CASE_LABEL): Remove.
5491 (NO_DOLLAR_IN_LABEL): Undefine.
5493 2012-03-22 Richard Guenther <rguenther@suse.de>
5495 PR tree-optimization/52459
5496 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
5497 PHI insertion for calls.
5499 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
5501 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
5502 find_sets_in_insn, canonicalize_insn): Split out from ...
5503 (cse_insn): ... here.
5504 (invalidate_from_clobbers): Take an insn instead of the pattern.
5506 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
5509 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
5510 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
5511 * config/sh/sh.md (sindf2, cosdf2): Remove.
5513 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
5516 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
5517 prologue for unwinder and profiler.
5519 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
5521 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
5522 Introduce emul_name to select the right linker emulation for
5523 powerpc64-*-freebsd*.
5524 * configure: Regenerate.
5525 * config.gcc: Add bits to support powerpc64-*-freebsd*.
5526 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
5527 * config/rs6000/freebsd64.h: New file.
5528 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
5530 (rs6000_savres_strategy): Likewise.
5531 (rs6000_savres_routine_name): Likewise.
5532 (rs6000_elf_file_end): Likewise.
5533 * config/rs6000/t-freebsd64: New file.
5534 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
5535 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
5537 * config/rs6000/freebsd64.h: Remove duplicated entries from last
5539 * config/rs6000/t-freebsd64: Likewise.
5541 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
5543 PR rtl-optimization/52543
5545 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
5546 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
5547 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
5548 (avr_load_libgcc_p): Restrict to __flash loads.
5549 (avr_out_lpm): Only handle 1-byte loads from __flash.
5550 (avr_load_lpm): New function.
5551 (avr_find_unused_d_reg): Remove.
5552 (avr_out_lpm_no_lpmx): Remove.
5553 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
5554 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
5555 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
5556 (load_<mode>, load_<mode>_clobber): New insns.
5557 (mov<mode>): For multi-byte move from non-generic
5558 16-bit address spaces: Expand to load_<mode> resp.
5559 load_<mode>_clobber.
5560 (load<mode>_libgcc): Remove expander.
5561 (split-lpmx): Remove split.
5563 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
5565 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
5566 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
5567 All callers changed.
5568 (Fixed_core_reg): New feature.
5569 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
5571 * neon-testgen.ml: Handle Fixed_core_reg.
5573 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
5575 * config/arm/arm.c (thumb2_reorg): Add complete support
5576 for 16-bit instructions.
5577 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
5579 2012-03-21 Richard Guenther <rguenther@suse.de>
5581 PR tree-optimizer/52636
5582 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
5583 to the appropriate type.
5585 2012-03-21 Richard Guenther <rguenther@suse.de>
5587 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
5589 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
5590 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5591 * passes.c (init_optimization_passes): Remove pass_init_function,
5592 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5593 * tree-pass.h (pass_init_function): Remove.
5594 (pass_jump): Remove.
5595 (pass_initial_value_sets): Remove.
5596 (pass_unshare_all_rtl): Remove.
5597 * integrate.c (pass_initial_value_sets): Remove.
5598 * emit-rtl.c (pass_unshare_all_rtl): Remove.
5599 * tree.h (init_function_for_compilation): Remove.
5600 * function.c (init_function_for_compilation): Remove.
5601 (pass_init_function): Remove.
5602 * cfgcleanup.c (rest_of_handle_jump): Remove.
5603 (pass_jump): Remove.
5605 2012-03-20 Jason Merrill <jason@redhat.com>
5607 * tree-streamer-in.c (streamer_alloc_tree): Call
5608 ggc_alloc_zone_cleared_tree_node instead of
5609 ggc_alloc_zone_cleared_tree_node_stat.
5611 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
5613 * doc/extend.texi (Template Instantiation): Remove anachronisms.
5615 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5618 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
5619 (ix86_expand_vec_perm_const_1): Call it.
5621 * config/i386/i386.c (vselect_insn): New variable.
5622 (init_vselect_insn): New function.
5623 (expand_vselect, expand_vselect_insn): Add testing_p argument.
5624 Call init_vselect_insn if vselect_insn is NULL. Adjust
5625 PATTERN (vselect_insn), instead of creating a new insn each time,
5626 only emit a copy of it if not testing and recog has been successful.
5627 (expand_vec_perm_pshufb, expand_vec_perm_1,
5628 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
5632 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
5633 ("enabled" attribute): Handle avx2 and noavx2 isas.
5634 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
5636 (vec_dup<mode>): Add avx2 =x,x alternative.
5637 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
5638 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
5639 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
5640 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
5642 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
5643 if possible, handle also V8SFmode.
5645 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
5647 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
5648 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
5649 reg_or_zero_operand predicate.
5650 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
5652 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5654 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
5655 If operand isn't UNSPEC, return 0.
5657 2012-03-20 Richard Guenther <rguenther@suse.de>
5659 * tree-pass.h (pass_rtl_eh): Remove.
5660 * except.c (gate_handle_eh): Likewise.
5661 (rest_of_handle_eh): Likewise.
5662 (pass_rtl_eh): Likewise.
5663 (finish_eh_generation): Export.
5664 * except.h (finish_eh_generation): Declare.
5665 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
5666 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
5667 after expanding stack alignment. Instead of compacting blocks
5670 2012-03-20 Richard Guenther <rguenther@suse.de>
5672 * stor-layout.c (finish_bitfield_representative): Fallback
5673 to conservative maximum size if the padding up to the next
5674 field cannot be computed as a constant.
5675 (finish_bitfield_layout): If we cannot compute the distance
5676 between the start of the bitfield representative and the
5677 bitfield member start a new representative.
5678 * expr.c (get_bit_range): The distance between the start of
5679 the bitfield representative and the bitfield member is zero
5680 if the field offsets are not constants.
5682 2012-03-20 Tristan Gingold <gingold@adacore.com>
5684 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
5685 convert in lowercase.
5686 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
5687 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
5688 * stor-layout.c (sizetype_tab): Adjust.
5689 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
5690 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
5691 instead of type_kind_last.
5692 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
5693 instead of size_int_kind.
5694 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
5695 * doc/tm.texi: Regenerate.
5696 * defaults.h (SIZETYPE): Provide a default value.
5697 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
5700 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
5702 * config/sh/sh.md: Use braced string notation where applicable.
5704 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5706 * config/i386/i386.md (allocate_stack): Simplify.
5708 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5710 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
5711 copy_to_mode_reg (Pmode, ...).
5712 (expand_builtin_frame_address): Ditto.
5713 * expr.c (emit_block_move_via_libcall): Ditto.
5714 (set_storage_via_libcall): Ditto.
5716 * config/i386/i386.c (ix86_expand_movmem): Ditto.
5717 (ix86_expand_setmem): Ditto.
5718 (ix86_trampoline_init): DItto.
5719 * config/i386/i386.md (cmpstrnsi): Ditto.
5721 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
5723 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
5724 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
5725 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
5726 (SH Options): Likewise.
5728 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5730 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
5731 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
5732 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
5733 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
5734 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
5737 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5739 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5740 * config/i386/i386.c (ix86_decompose_address): Use
5741 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5742 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5743 thread pointer to a register.
5746 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
5748 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
5749 if Pmode != word_mode.
5750 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
5751 Pmode == SImode for TARGET_X32.
5753 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
5754 (tls_initial_exec_x32): Likewise.
5756 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
5759 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
5760 DISP_ADDR_OFFSET): New macros.
5761 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
5762 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
5763 (sh_legitimize_address): Add QImode displacement handling.
5764 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
5766 (sh_secondary_reload): Add QImode displacement handling.
5767 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
5768 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
5769 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
5770 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
5771 to register operands only.
5772 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
5773 (extendqihi2): Change insn to expander.
5774 (*extendqihi2_compact_reg): New insn.
5775 (movqi_i, movqi): Replace with ...
5776 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
5777 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
5778 Add new peepholes for QImode displacement addressing.
5780 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
5783 * doc/invoke.texi: Document -Wuseless-cast.
5785 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
5787 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
5788 * tree.h (handled_component_p): Reorder cases.
5789 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
5790 not initialize unsignedp.
5791 (loc_list_from_tree): Likewise.
5792 (fortran_common): Likewise.
5793 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5795 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5797 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
5798 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
5799 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
5800 (ix86_split_long_move): Ditto.
5801 (legitimize_tls_address): Use ix86_gen_sub3.
5802 (construct_plt_address): Assert that Pmode == DImode.
5804 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
5806 * config/i386/i386.md: Remove empty predicates and/or constraints.
5807 * config/i386/sync.md: Ditto.
5808 * config/i386/sse.md: Ditto.
5809 * config/i386/mmx.md: Ditto.
5810 * config/i386/pentium.md: Ditto.
5811 * config/i386/athlon.md: Ditto.
5813 2012-03-16 Richard Guenther <rguenther@suse.de>
5815 PR tree-optimization/52603
5816 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
5820 2012-03-14 Richard Guenther <rguenther@suse.de>
5822 PR tree-optimization/52571
5823 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5824 flag_section_anchors check ...
5825 (vect_can_force_dr_alignment_p): ... here.
5827 2012-03-16 Martin Jambor <mjambor@suse.cz>
5829 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
5830 memory through MEM_REFs by calling extract_bit_field.
5832 2012-03-16 Richard Guenther <rguenther@suse.de>
5834 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
5835 and REFERENCE_TYPE interpretations.
5836 (can_native_interpret_type_p): New function.
5837 (fold_ternary_loc): Use native encode/interpret to fold
5838 BIT_FIELD_REFs of constants.
5840 2012-03-16 Richard Guenther <rguenther@suse.de>
5843 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
5844 of vector constants and constructors.
5846 2012-03-16 Richard Guenther <rguenther@suse.de>
5848 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5849 VIEW_CONVERT_EXPR to convert constants.
5850 (vect_is_simple_use): Treat all constants as vec_constant_def.
5852 2012-03-16 Richard Guenther <rguenther@suse.de>
5853 Kai Tietz <ktietz@redhat.com>
5856 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
5857 side-effects completely in the pre-queue and use a temporary
5860 2012-03-16 Richard Guenther <rguenther@suse.de>
5862 * stor-layout.c (finish_bitfield_representative): Fall back
5863 to the conservative maximum size if we cannot compute the
5864 size of the tail padding.
5866 2012-03-16 Tristan Gingold <gingold@adacore.com>
5868 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5869 __CRTL_VER and __VMS_VER.
5870 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
5871 and vms_c_get_vms_ver.
5872 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
5874 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
5875 (VMS_DEFAULT_VMS_VER): Define.
5876 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
5877 (VMS_DEFAULT_VMS_VER): Define.
5879 2012-03-16 Richard Guenther <rguenther@suse.de>
5881 * tree-vect-loop.c (get_initial_def_for_induction): Use
5882 build_constructor directly.
5883 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5884 build_vector_from_val.
5885 * tree.c (build_vector_from_val): Avoid creating a constructor
5886 first when we want a constant vector.
5888 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5890 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5892 2012-03-16 Richard Guenther <rguenther@suse.de>
5894 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
5895 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
5896 (struct tree_vector): Remove elements member, add variable size
5898 (build_vector_stat): Declare.
5899 (build_vector): Define in terms of build_vector_stat.
5900 * tree.c (build_vector): Rename to ...
5901 (build_vector_stat): ... this. Take array of trees as parameter.
5902 (build_vector_from_ctor): Adjust.
5903 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
5904 initializer_zerop): Adjust.
5905 * cfgexpand.c (expand_debug_expr): Likewise.
5906 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
5907 const_vector_from_tree): Likewise.
5908 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
5909 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
5910 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
5911 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
5912 (lto_input_ts_vector_tree_pointers): Adjust.
5913 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
5914 (write_ts_vector_tree_pointers): Adjust.
5915 * varasm.c (const_hash_1, compare_constant, copy_constant,
5916 output_constant): Adjust.
5917 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
5918 * print-tree.c (print_node): Adjust.
5919 * tree-pretty-print.c (dump_generic_node): Adjust.
5920 * tree-vect-generic.c (uniform_vector_p, vector_element,
5921 lower_vec_perm): Adjust.
5922 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
5923 * tree-vect-slp.c (vect_get_constant_vectors,
5924 vect_transform_slp_perm_load): Adjust.
5925 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
5926 * expmed.c (make_tree): Adjust.
5927 * config/i386/i386.c (ix86_expand_builtin): Adjust.
5928 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
5930 (sparc_fold_builtin): Adjust.
5932 2012-03-16 Tristan Gingold <gingold@adacore.com>
5934 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
5935 * config/vms/vms-stdint.h: New file.
5937 2012-03-16 Tristan Gingold <gingold@adacore.com>
5939 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
5940 (ia64-hp-*vms*): Replaced by ...
5941 (*-*-*vms*): ... This new entry.
5943 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5946 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
5947 (ix86_expand_vec_perm_const_1): Use it.
5950 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
5951 (avx2_permv4df): Remove.
5952 (avx2_permv4di): Macroize into...
5953 (avx2_perm<mode>): ... this using VI8F_256 iterator.
5954 (avx2_permv4di_1): Macroize into...
5955 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
5957 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
5959 * combine.c (apply_distributive_law): Do not distribute SUBREG.
5961 2012-03-15 Ira Rosen <irar@il.ibm.com>
5962 Ulrich Weigand <ulrich.weigand@linaro.org>
5964 * tree-vect-patterns.c (widened_name_p): Rename to ...
5965 (type_conversion_p): ... this. Add new argument to determine
5966 if it's a promotion or demotion operation. Check for
5967 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
5968 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
5970 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
5971 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
5973 (vect_recog_mixed_size_cond_pattern): Likewise and allow
5974 non-constant then and else clauses.
5976 2012-03-15 Ira Rosen <irar@il.ibm.com>
5977 Ulrich Weigand <ulrich.weigand@linaro.org>
5979 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
5980 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
5982 * tree-vect-patterns.c (widened_name_p): Pass basic block
5983 info to vect_is_simple_use.
5984 (vect_recog_dot_prod_pattern): Fail for basic blocks.
5985 (vect_recog_widen_sum_pattern): Likewise.
5986 (vect_handle_widen_op_by_const): Support basic blocks.
5987 (vect_operation_fits_smaller_type,
5988 vect_recog_over_widening_pattern): Likewise.
5989 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
5990 Update call to vect_is_simple_use.
5991 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
5993 (check_bool_pattern): Add an argument, update call to
5994 vect_is_simple_use and the recursive calls.
5995 (vect_recog_bool_pattern): Update relevant function calls.
5997 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
5998 (vect_pattern_recog_1): Check for reduction only in loops.
5999 (vect_pattern_recog): Add new argument. Support basic blocks.
6000 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
6001 info to vect_is_simple_use_1.
6002 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
6003 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
6005 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6006 Andrew Pinski <apinski@cavium.com>
6009 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
6010 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
6011 calls instead of __builtin_ir{int,ound}*.
6013 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6015 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
6018 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6020 * config.gcc (target_type_format_char): New. Document it. Set it for
6022 * configure.ac (gnu_unique_option): Use target_type_format_char
6023 in test. Comment rationale.
6024 * configure: Regenerate .
6026 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6028 PR tree-optimization/52267
6029 * tree-vrp.c (masked_increment): New function.
6030 (register_edge_assert_for_2): Derive ASSERT_EXPRs
6031 from (X & CST1) cmp CST2 tests.
6033 2012-03-15 Richard Guenther <rguenther@suse.de>
6036 * tree-data-ref.c (subscript_dependence_tester_1): Check
6037 all dimensions for non-conflicting access functions.
6039 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6042 * doc/invoke.texi [C++ Language Options]: Document
6043 -ftemplate-backtrace-limit.
6045 2012-03-15 Tristan Gingold <gingold@adacore.com>
6047 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
6050 2012-03-15 Tristan Gingold <gingold@adacore.com>
6052 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
6053 use DW_OP_call_frame_cfa.
6055 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
6058 * config/i386/i386-opts.h (pmode): New.
6060 * config/i386/i386.c (ix86_option_override_internal): Properly
6061 check and set ix86_pmode.
6063 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
6065 * config/i386/i386.opt (maddress-mode=): New.
6067 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
6069 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6071 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
6072 (dwarf2out_do_cfi_asm): Likewise.
6073 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
6075 (add_data_member_location_attribute): Likewise.
6076 (gen_array_type_die): Likewise.
6077 (gen_subprogram_die): Likewise.
6078 (gen_producer_string): Likewise.
6079 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
6080 Remove MIPS_DEBUGGING_INFO handling.
6081 (sdb_debug_hooks): Likewise.
6082 (sdbout_begin_block): Likewise.
6083 (sdbout_end_block): Likewise.
6084 (sdbout_begin_prologue): Likewise.
6085 (sdbout_start_source_file): Likewise.
6086 (sdbout_end_source_file): Likewise.
6087 (sdbout_init): Likewise.
6088 * system.h (MIPS_DEBUGGING_INFO): Poison.
6090 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6092 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
6093 (alpha_file_start) [MS_STAMP]: Remove.
6095 * config/alpha/elf.h (TARGET_GAS): Remove.
6096 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
6097 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
6098 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
6099 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
6100 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
6101 (alpha*-*-freebsd*): Likewise.
6102 (alpha*-*-netbsd*): Likewise.
6103 (alpha*-*-openbsd*): Likewise.
6104 (alpha*-*-*): Remove target_cpu_default2.
6105 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
6107 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
6108 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
6109 * config/alpha/alpha.c (print_operand): Always assume
6110 TARGET_AS_SLASH_BEFORE_SUFFIX.
6111 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
6112 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
6113 ("*builtin_setjmp_receiver_er_1"): Remove.
6114 * config/alpha/alpha.opt (malpha-as): Remove.
6116 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
6118 Remove DEC Unix reference.
6120 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
6121 (EXTENDED_COFF): Remove.
6122 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
6123 (EXTENDED_COFF): Don't undef.
6124 * config/alpha/alpha.c (alpha_file_start): Always assume
6126 Don't set targetm.asm_file_start_file_directive.
6127 [!OBJECT_FORMAT_ELF]: Remove.
6128 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
6130 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
6131 (DBX_DEBUGGING_INFO): Remove.
6132 (MIPS_DEBUGGING_INFO): Remove.
6133 (PREFERRED_DEBUGGING_TYPE): Remove.
6134 (DBX_OUTPUT_SOURCE_LINE): Remove.
6135 (SDB_OUTPUT_SOURCE_LINE): Remove.
6136 (DBX_CONTIN_LENGTH): Remove.
6137 (NO_DBX_FUNCTION_END): Remove.
6138 (ASM_STABS_OP): Remove.
6139 (ASM_STABN_OP): Remove.
6140 (ASM_STABD_OP): Remove.
6141 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
6142 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
6143 (PUT_SDB_DEF): Remove.
6144 (PUT_SDB_PLAIN_DEF): Remove.
6145 (PUT_SDB_TYPE): Remove.
6146 (sdb_label_count): Remove.
6147 (PUT_SDB_BLOCK_START): Remove.
6148 (PUT_SDB_BLOCK_END): Remove.
6149 (PUT_SDB_FUNCTION_START): Remove.
6150 (PUT_SDB_FUNCTION_END): Remove.
6151 (PUT_SDB_EPILOGUE_END): Remove.
6152 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
6153 (MIPS_DEBUGGING_INFO): Don't undef.
6154 (DBX_DEBUGGING_INFO): Don't undef.
6155 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
6156 (MIPS_DEBUGGING_INFO): Don't undef.
6157 (DBX_DEBUGGING_INFO): Don't undef.
6158 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
6159 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
6161 (alpha_start_function): Likewise.
6162 (sdb_label_count): Remove.
6163 (alpha_output_filename): Remove DBX_DEBUG handling.
6164 (alpha_file_start): Likewise.
6166 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6168 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
6169 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
6170 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
6172 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
6173 (ld_tls_support): Remove Solaris 8 references.
6174 (lwp_dir, lwp_spec): Remove support for alternate thread library.
6175 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
6176 * configure: Regenerate.
6177 * config.in: Regenerate.
6179 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
6180 * config/i386/sol2.h: Remove Solaris 8 references.
6182 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
6183 (i?86-*-solaris2.9): ... this.
6184 Remove Solaris 8 references.
6185 (Specific, *-*-solaris2*): Document Solaris 8 removal.
6186 Remove Solaris 8 references.
6188 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6190 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
6191 (mips-sgi-irix6.5*): Remove.
6192 * config.host (mips-sgi-irix*): Remove.
6193 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
6194 (set_have_as_tls): Remove *-*-irix6*.
6195 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
6196 * configure: Regenerate.
6198 * config/mips/iris6.h: Remove.
6199 * config/mips/iris6.opt: Remove.
6200 * config/mips/t-irix6: Remove.
6202 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
6203 (TARGET_IRIX6): Remove.
6204 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
6205 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
6206 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
6208 (mips_file_start): Likewise.
6209 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
6211 * config/mips/driver-native.c [__sgi__]: Remove.
6212 (host_detect_local_cpu) [__sgi__]: Remove.
6214 * config/mips/gnu-user.h: Remove iris5.h reference.
6216 * config/mips/mips-modes.def: Remove IRIX 6 reference.
6217 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
6218 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
6221 * gcc.c (main): Move asm_debug initialization ...
6222 (asm_debug): ... here.
6224 * ginclude/stddef.h (__STDDEF_H__): Don't define.
6226 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
6227 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
6228 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
6229 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
6230 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
6231 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
6233 * doc/tm.texi: Regenerate.
6235 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
6237 (MIPS Options, -march): Remove IRIX reference.
6238 * doc/install.texi (Binaries, SGI IRIX): Remove.
6239 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
6241 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
6243 2012-03-14 Martin Jambor <mjambor@suse.cz>
6245 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
6246 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
6247 (expand_expr_real_1): Do not handle misalignment if modifier is
6250 2012-03-14 Richard Guenther <rguenther@suse.de>
6253 * tree-vect-generic.c (type_for_widest_vector_mode): Take
6254 element type instead of mode, use build_vector_type_for_mode
6255 instead of the langhook, build a vector of proper signedness.
6256 (expand_vector_operations_1): Adjust.
6258 2012-03-14 Richard Guenther <rguenther@suse.de>
6261 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
6262 a cgraph node for a FUNCTION_DECL that comes from a constructor.
6263 (gimple_get_virt_method_for_binfo): Likewise.
6265 2012-03-14 Richard Guenther <rguenther@suse.de>
6267 PR tree-optimization/52571
6268 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
6269 flag_section_anchors check ...
6270 (vect_can_force_dr_alignment_p): ... here. Do not re-align
6271 DECL_COMMON variables.
6273 2012-03-14 Richard Guenther <rguenther@suse.de>
6275 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
6276 * stor-layout.c (start_bitfield_representative): New function.
6277 (finish_bitfield_representative): Likewise.
6278 (finish_bitfield_layout): Likewise.
6279 (finish_record_layout): Call finish_bitfield_layout.
6280 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
6281 for QUAL_UNION_TYPE fields.
6282 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6283 Stream DECL_BIT_FIELD_REPRESENTATIVE.
6284 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6289 * expr.c (get_bit_range): Unconditionally extract bitrange
6290 from DECL_BIT_FIELD_REPRESENTATIVE.
6291 (expand_assignment): Adjust call to get_bit_range.
6293 2012-03-14 Richard Guenther <rguenther@suse.de>
6296 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
6297 the outermost conversion is a sign-change only.
6298 (fold_binary_loc): Disregard widening and sign-changing
6299 conversions when we determine if two variables are equal
6301 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
6302 (T1)x if the outermost conversion is a sign-change only.
6304 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
6307 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
6309 * config/i386/predicates.md (constant_call_address_operand): Declare
6310 as special predicate. Update all uses.
6312 2012-03-13 Jakub Jelinek <jakub@redhat.com>
6315 * c-parser.c (c_parser_postfix_expression)
6316 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
6318 * config/i386/smmintrin.h: Avoid /* within a comment.
6319 * config/i386/nmmintrin.h: Likewise.
6321 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6323 * config/i386/i386.md (xbegin): Remove constraint from expander.
6325 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6327 * config/i386/predicates.md (constant_call_address_operand): Declare
6328 as special predicate. Update all uses.
6329 * config/i386/i386.md: Remove mode from constant_call_address_operand
6331 * config/i386/i386.c (ix86_output_call_insn): Call
6332 constant_call_address_operand with VOIDmode.
6334 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6336 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
6337 AND zero extended address correctly.
6339 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6341 * config/i386/predicates.md (tls_symbolic_operand): Declare as
6343 (tls_modbase_operand): Ditto.
6344 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
6345 tls_modbase_operand predicates.
6347 2012-03-13 Martin Jambor <mjambor@suse.cz>
6349 * expr.c (expand_assignment): Handle misaligned scalar writes to
6350 memory through top-level MEM_REFs by calling store_bit_field.
6352 2012-03-13 Richard Guenther <rguenther@suse.de>
6355 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
6356 if Y is a constant multiple of 1 << CST.
6358 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
6361 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
6362 offset (size) to a value the insns can deal with.
6363 (expand_epilogue): Ditto.
6365 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6367 * config/arm/neon.ml (ops): Fixup expected instructions for
6368 unsigned vector compares.
6370 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6372 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
6373 addresses only when %reg is not in word mode.
6375 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6377 * config/microblaze/microblaze.md: Fix typo.
6378 * tree-if-conv.c: Likewise.
6379 * tree-vect-patterns.c: Likewise.
6381 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6383 * config.gcc (extra_passes): Remove.
6384 * configure.ac (extra_passes): Don't substitute.
6385 * configure: Regenerate.
6386 * Makefile.in (EXTRA_PASSES): Remove.
6387 (GCC_PASSES): Remove $(EXTRA_PASSES).
6388 (MOSTLYCLEANFILES): Likewise.
6390 (install-common): Likewise.
6392 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6394 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
6395 * config/i386/i386.c (ix86_decompose_address): Use
6396 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
6397 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
6398 thread pointer to a register.
6400 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6402 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
6403 on tls_symbolic_operand.
6404 (tls_global_dynamic_64_<mode>): Likewise.
6406 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6409 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
6410 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
6412 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6415 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
6416 type from reg_class_t to enum reg_class.
6417 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
6419 2012-03-12 Andrew Pinski <apinski@cavium.com>
6421 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
6422 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
6423 (value_replacement): Likewise.
6424 (empty_block_p): Check also if the PHIs for the block are empty.
6426 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6429 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
6430 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
6431 r184615 from 2012-02-28.
6433 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6435 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
6436 (ix86_gen_tls_local_dynamic_base_64): Likewise.
6437 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
6438 and ix86_gen_tls_local_dynamic_base_64.
6439 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
6440 ix86_gen_tls_local_dynamic_base_64.
6442 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
6443 (*tls_global_dynamic_64_<mode>): This.
6444 (tls_global_dynamic_64): Renamed to ...
6445 (tls_global_dynamic_64_<mode>): This.
6446 (*tls_local_dynamic_base_64): Renamed to ...
6447 (*tls_local_dynamic_base_64_<mode>): This.
6448 (tls_local_dynamic_base_64): Renamed to ...
6449 (tls_local_dynamic_base_64_<mode>): This.
6451 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6453 * config/i386/i386.c (ix86_option_override_internal): Properly
6454 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
6455 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
6456 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
6457 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
6459 * config/i386/sse.md (sse3_monitor64): Renamed to ...
6460 (sse3_monitor64_<mode>): This.
6462 2012-03-12 Tristan Gingold <gingold@adacore.com>
6464 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
6465 (ia64_function_arg_advance): Ditto.
6467 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6469 * config.gcc (mips*-*-openbsd*): Remove.
6470 * config/mips/openbsd.h: Remove.
6471 * config/mips/sdb.h: Remove.
6473 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
6474 * config/mips/mips.c (sdb_label_count): Remove.
6475 (mips_debugger_offset): Remove #if 0 code.
6476 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
6477 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
6479 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6481 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
6483 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
6484 Update binutils references.
6485 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
6486 Update binutils reference.
6487 Update Sun as/GNU ld caveat.
6488 Document binutils largefile requirement for LTO plugin.
6489 Remove reference to alternate libpthread.
6491 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6493 * config.gcc (alpha*-dec-osf5.1*): Remove.
6494 * config.host (alpha*-dec-osf*): Remove.
6495 * configure.ac (*-*-osf*): Remove.
6496 (alpha*-dec-osf*): Remove.
6497 * configure: Regenerate.
6499 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
6500 config/alpha/va_list.h, config/alpha/x-osf: Remove.
6502 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
6503 * config/alpha/alpha.c (struct machine_function): Update comment.
6504 (alpha_start_function): Remove Tru64 UNIX as handling for
6506 * config/alpha/alpha.md ("exception_receiver"): Remove
6507 TARGET_LD_BUGGY_LDGP.
6508 ("*exception_receiver_2"): Likewise.
6509 * except.c (finish_eh_generation): Remove Tru64 reference.
6510 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
6511 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
6512 * target.def (handle_pragma_extern_prefix): Remove.
6514 * Makefile.in (mips-tfile.o-warn): Remove.
6515 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
6516 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
6517 * mips-tdump.c, mips-tfile.c: Remove.
6519 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
6521 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
6522 (Specific, alpha*-dec-osf5.1): Note removal.
6523 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
6525 * doc/tm.texi: Regenerate.
6526 * doc/trouble.texi (Cross-Compiler Problems): Remove.
6528 2012-03-12 Richard Guenther <rguenther@suse.de>
6530 * config/arm/arm.c (neon_dereference_pointer): Do not call
6531 covert during RTL expansion.
6533 2012-03-12 Tristan Gingold <gingold@adacore.com>
6535 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
6536 Options. Mention -mpointer-size.
6538 2012-03-12 Richard Guenther <rguenther@suse.de>
6540 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
6541 build_nonstandard_integer_type.
6543 2012-03-12 Richard Guenther <rguenther@suse.de>
6545 * tree.c (signed_or_unsigned_type_for): Use
6546 build_nonstandard_integer_type.
6547 (signed_type_for): Adjust documentation.
6548 (unsigned_type_for): Likewise.
6549 * tree-pretty-print.c (dump_generic_node): Use standard names
6550 for non-standard integer types if available.
6552 2012-03-12 Tristan Gingold <gingold@adacore.com>
6554 * config/vms/vms.opt: Add vms-opts.h header.
6555 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
6557 (-mvms-return-codes): Document.
6558 (-mpointer-size): New option.
6559 (vms_pointer_size): Add enumeration.
6560 * config/vms/vms-opts.h: New file.
6561 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
6562 __INITIAL_POINTER_SIZE.
6563 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
6564 (C_COMMON_OVERRIDE_OPTIONS): Define.
6565 (DWARF2_ADDR_SIZE): Define.
6566 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
6567 * config/vms/vms-protos.h (vms_c_common_override_options):
6569 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
6570 if -mno-pointer-size.
6571 (vms_c_common_override_options): New function.
6572 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6573 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6574 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
6575 and flag_vms_pointer_size.
6576 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
6577 * config.gcc (*-*-*vms*): Define xm_file.
6578 (alpha*-dec-*vms*): Do not define xm_file.
6579 (alpha64-dec-*vms*): Remove.
6580 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
6583 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6585 PR tree-optimization/51721
6586 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
6587 if (int) unsvar cmp CST.
6589 2012-03-12 Richard Guenther <rguenther@suse.de>
6591 * tree-sra.c (create_access_replacement): Only rename the replacement
6592 if we can rewrite it into SSA form. Properly mark register typed
6593 replacements that we cannot rewrite with TREE_ADDRESSABLE.
6594 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
6595 for aggregate or BLKmode results.
6597 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6599 PR tree-optimization/52533
6600 * tree-vrp.c (register_edge_assert_for_2): Use double_int
6601 type for mask, only handle shifts by non-zero in-range
6602 shift count, for LE_EXPR and GT_EXPR if new_val is
6603 maximum, don't add the assertion.
6605 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
6607 * doc/invoke.texi: Document -mrtm option.
6608 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
6609 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
6610 (ix86_handle_option): Handle OPT_mrtm.
6611 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
6613 (x86_64-*-*): Ditto.
6614 * i386-builtin-types.def (INT_FTYPE_VOID): New.
6615 * config/i386/i386-c.c (ix86_target_macros_internal): Define
6617 (ix86_target_string): Define -mrtm option.
6619 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
6621 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
6622 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
6624 (bdesc_special_args): Ditto.
6625 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
6626 (ix86_expand_special_args_builtin): Handle new built-in type.
6627 (ix86_expand_builtin): Handle XABORT instruction.
6628 * config/i386/i386.h (TARGET_RTM): New.
6629 * config/i386/i386.md (UNSPECV_XBEGIN): New.
6630 (UNSPECV_XEND): Ditto.
6631 (UNSPECV_XABORT): Ditto.
6632 (UNSPECV_XTEST): Ditto.
6639 * config/i386/i386.opt (mrtm): New.
6640 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
6641 * config/i386/rtmintrin.h: New header.
6642 * config/i386/xtestintrin.h: Ditto.
6644 2012-03-12 Tristan Gingold <gingold@adacore.com>
6646 * ginclude/stddef.h: Adjust previous patch.
6647 Use __VMS__ instead of VMS.
6649 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
6651 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
6652 Also convert sequences with CC setting arithmetic instruction.
6654 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
6656 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
6657 from C Language Options to Preprocessor Options.
6658 (C Dialect Options): Move -no-integrated-cpp documentation
6660 (Preprocessor Options): ...to here. Rewrite the description
6661 so it makes more sense, and remove discussion of merging front ends.
6663 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6665 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
6667 (ix86_expand_setmem): Likewise.
6669 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
6671 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
6674 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6676 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
6677 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
6679 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6681 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
6683 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6685 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
6688 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6689 Uros Bizjak <ubizjak@gmail.com>
6691 * config/i386/predicates.md (call_insn_operand): Allow
6692 constant_call_address_operand in Pmode only.
6693 (sibcall_insn_operand): Ditto.
6694 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
6695 (*call_vzeroupper): Ditto.
6697 (*sibcall_vzeroupper): Ditto.
6698 (*call_value): Ditto.
6699 (*call_value_vzeroupper): Ditto.
6700 (*sibcall_value): Ditto.
6701 (*sibcall_value_vzeroupper): Ditto.
6702 (*indirect_jump): Ditto.
6703 (*tablejump_1): Ditto.
6704 (indirect_jump): Convert memory address to word mode for TARGET_X32.
6706 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
6709 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
6712 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
6713 Use movrt_negc instead of negc pattern for non-SH2A.
6715 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
6717 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6719 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6720 if Pmode != word_mode.
6721 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6722 Pmode == SImode for TARGET_X32.
6724 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6725 (tls_initial_exec_x32): Likewise.
6727 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
6729 PR rtl-optimization/52528
6730 * combine.c (can_combine_p): Add setting of subst_low_luid
6731 before call to expand_field_assignment().
6733 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6735 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
6736 and related program names.
6738 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6740 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
6742 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
6745 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
6746 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
6748 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
6749 (*movdi_internal_rex64): Use %E operand modifier for lea.
6750 (*movsi_internal): Ditto.
6752 (*lea<mode>_2): Ditto.
6753 (*lea_{3,4,5,6}_zext): Ditto.
6754 (*tls_global_dynamic_32_gnu): Ditto.
6755 (*tls_global_dynamic_64): Ditto.
6756 (*tls_dynamic_gnu2_lea_32): Ditto.
6757 (*tls_dynamic_gnu2_lea_64): Ditto.
6758 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
6760 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6762 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
6763 redefine to be NULL if the current bit-size is different from the
6764 configured bit-size.
6766 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
6767 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
6768 set the default tuning. Add asserts to make sure the cpu and tune
6769 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
6770 test whether the index is set, instead of > 0.
6771 (rs6000_file_start): Do not reset the default cpu if the current
6772 bit-size is different from the configured bit-size.
6774 2012-03-09 Tristan Gingold <gingold@adacore.com>
6776 * config/vms/vms-crtlmap.map: Add comments.
6777 Add entries needed to build Ada RTS.
6779 2012-03-09 Tristan Gingold <gingold@adacore.com>
6781 * ginclude/stddef.h: Do not define __size_t on VMS.
6783 2012-03-09 Tristan Gingold <gingold@adacore.com>
6785 * c-tree.h (c_default_pointer_mode): New variable.
6786 * c-decl.c (c_default_pointer_mode): New variable.
6787 (c_build_pointer_type): New function.
6788 (grokdeclarator): Call c_build_pointer_type instead
6789 of build_pointer_type.
6791 * config/vms/vms-c.c: Include c-tree.h
6792 (saved_pointer_mode): New variable.
6793 (handle_pragma_pointer_size): New function.
6794 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
6795 (vms_c_register_pragma): Register __pointer_size and
6796 __required_pointer_size pragmas.
6798 2012-03-09 Tristan Gingold <gingold@adacore.com>
6800 * config/vms/vms-c.c (vms_construct_include_filename): New function.
6801 (vms_c_register_includes): Reference it.
6803 2012-03-09 Andrew Pinski <apinski@cavium.com>
6806 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
6808 (tree_ssa_phiopt_worker): Go through all the PHIs for
6809 value_replacement instead of just the singleton one.
6810 (value_replacement): Change return type to int. Return 0 instead of
6812 Allow the middle basic block to contain more than just the defining
6814 Handle non empty middle basic blocks.
6815 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
6817 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
6819 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
6820 array reference and component reference.
6821 (analyze_scalar_evolution_for_address_of): New.
6823 2012-03-08 Jie Zhang <jzhang918@gmail.com>
6826 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
6827 (hwloop_pattern_reg): Fix set but not used warning.
6828 (bfin_reorg_loops): Remove unused parameter.
6829 (bfin_reorg): Update use of bfin_reorg_loops.
6831 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
6833 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
6834 with integer parameters in registers.
6835 (gen_push): Push register in word_mode instead of Pmode.
6836 (ix86_emit_save_regs): Likewise.
6837 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
6838 (gen_pop): Pop register in word_mode instead of Pmode.
6839 (ix86_emit_restore_regs_using_pop): Likewise.
6840 (ix86_expand_prologue): Replace Pmode with word_mode for push
6841 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
6842 restore RAX and R10 in word_mode.
6843 (ix86_emit_restore_regs_using_mov): Restore integer registers
6845 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
6847 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
6848 (ix86_split_long_move): Likewise.
6850 * config/i386/i386.md (W): New.
6851 (*push<mode>2_prologue): Replace :P with :W.
6852 (*pop<mode>1): Likewise.
6853 (*pop<mode>1_epilogue): Likewise.
6854 (push/pop peephole2): Use word_mode scratch registers.
6856 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6858 * config/i386/predicates.md (indirect_branch_operand): Simplify.
6860 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6862 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
6863 for constants in [-63,63].
6865 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6869 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6871 * config/i386/i386.c (ix86_print_operand_address): Only handle
6872 zero-extended DImode addresses.
6874 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6876 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
6877 * configure: Regenerate.
6879 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6882 * config/avr/avr.c (avr_mem_clobber): New static function.
6883 (avr_expand_delay_cycles): Add memory clobber operand to
6884 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
6885 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
6886 (enable_interrupt, disable_interrupt): New expander.
6887 (nopv, sleep, wdr): New expanders.
6888 (delay_cycles_1): Add memory clobber.
6889 (delay_cycles_2): Add memory clobber.
6890 (delay_cycles_3): Add memory clobber.
6891 (delay_cycles_4): Add memory clobber.
6892 (cli_sei): New insn from former "enable_interrupt",
6893 "disable_interrupt" with memory clobber.
6894 (*wdt): New insn from former "wdt" with memory clobber.
6895 (*nopv): Similar, but for "nopv".
6896 (*sleep): Similar, but for "sleep".
6898 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
6899 Kaz Kojima <kkojima@gcc.gnu.org>
6902 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
6903 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
6904 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6906 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6908 * config/i386/predicates.md (x86_64_zext_general_operand): New.
6909 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
6910 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
6912 2012-03-07 Walter Lee <walt@tilera.com>
6914 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
6915 REG_CFA_* notes for the stack pointer.
6916 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
6917 EH_RETURN_STACKADJ_RTX.
6918 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
6919 generate REG_CFA_* notes for the stack pointer.
6920 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
6921 by EH_RETURN_STACKADJ_RTX.
6923 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6925 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
6926 when __AVR_3_BYTE_PC__ is defined.
6928 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6930 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
6931 (ix86_print_operand): Handle '^'.
6932 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
6933 using P mode iterator. Add %^ to asm template to conditionally emit
6935 (*rep_movdi_rex64): Ditto.
6936 (*strsetdi_rex_1): Ditto.
6937 (*rep_stosdi_rex64): Ditto.
6938 (*strmov{si,hi,qi}_1): Add %^ to asm template to
6939 conditionally emit addr32 prefix.
6940 (*rep_mov{si,qi}): Ditto.
6941 (*strset{si,hi,qi}): Ditto.
6942 (*rep_stos{si,qi}): Ditto.
6943 (*cmpstrnqi_nz_1): Ditto.
6944 (*cmpstrnqi_1): Ditto.
6945 (*strlenqi_1): Ditto.
6947 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
6949 * config/i386/i386.c (function_value_64): Return pointers in
6950 word_mode instead of Pmode.
6951 (ix86_promote_function_mode): Likewise.
6953 2012-03-07 Richard Guenther <rguenther@suse.de>
6955 * coverage.c (get_gcov_type): Use type_for_mode.
6956 (get_gcov_unsigned_t): Likewise.
6957 * expr.c (store_constructor): Use type_for_mode.
6958 (try_casesi): Likewise.
6959 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
6960 (add_standard_iv_candidates): Use standard type trees.
6961 * dojump.c (do_jump): Remove dead code.
6963 2012-03-07 Richard Guenther <rguenther@suse.de>
6965 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
6967 2012-03-07 Richard Guenther <rguenther@suse.de>
6969 * convert.c (strip_float_extensions): Move ...
6970 * tree.c (strip_float_extensions): ... here.
6972 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6975 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
6977 2012-03-07 Richard Guenther <rguenther@suse.de>
6979 * omp-low.c (extract_omp_for_data): Use signed_type_for.
6980 (expand_omp_for_generic): Likewise.
6981 (expand_omp_for_static_nochunk): Likewise.
6982 (expand_omp_for_static_chunk): Likewise.
6983 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
6984 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
6985 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
6986 Use unsigned_type_for.
6987 (vect_create_cond_for_align_checks): Use signed_type_for.
6989 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
6991 PR rtl-optimization/52203
6992 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
6993 all callers to pass NULL except ...
6994 (reset_sched_cycles_in_current_ebb): ... here, save the value
6995 in new variable 'empty'. Increase issue_rate only for
6998 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
7001 * Makefile.in: Let install-gcc-ar depend on installdirs,
7002 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
7003 Don't double canonicalize if cross-compiling.
7005 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7008 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
7009 to: RAMPZ, RAMPY, RAMPX, RAMPD.
7010 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
7012 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7015 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
7017 * config/avr/avr.md (xload_8): Adjust insn length.
7019 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7022 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
7023 if RAMPZ affects reading from RAM.
7025 2012-03-07 Richard Guenther <rguenther@suse.de>
7029 * doc/invoke.texi (Precompiled Headers): Remove sentence that
7030 suggests you can include PCHs from inside another header.
7032 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
7035 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
7037 2012-03-07 Kai Tietz <ktietz@redhat.com>
7039 * doc/invoke.texi (fwritable-relocated-rdata): Document
7040 new Cygwin/MinGW target option.
7041 * config/i386/winnt.c (i386_pe_unique_section): Ignore
7042 reloc if flag -fwritable-relocated-rdata is not set.
7043 (i386_pe_section_type_flags): Likewise.
7044 * config/i386/cygming.opt (fwritable-relocated-rdata):
7045 Add new flag variable flag_writable_rel_rdata.
7047 2012-03-07 Richard Guenther <rguenther@suse.de>
7049 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
7050 precision against gimple constraints.
7052 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
7055 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
7057 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
7058 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
7060 (init_emit_regs): Move associated initialization to...
7061 (init_emit_once): ...here.
7063 2012-03-06 Richard Henderson <rth@redhat.com>
7065 * config/m68k/m68k.h (ISA_HAS_TAS): New.
7066 * config/m68k/sync.md (atomic_test_and_set): Use it.
7067 (atomic_test_and_set_1): Likewise.
7069 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
7072 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
7073 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
7074 (vector_ltgt<mode>): Likewise.
7075 (vector_ordered<mode>): Likewise.
7076 (vector_unordered<mode>): Likewise.
7077 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
7079 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
7081 * trans-mem.c: New typedef for tm_region_p.
7082 Define vector types for tm_region_p.
7083 (tm_region_init): Replace region_worklist to a vector called
7086 2012-03-06 Richard Guenther <rguenther@suse.de>
7088 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
7089 MEM_REF with constant pointer operand.
7091 2012-03-06 Richard Guenther <rguenther@suse.de>
7094 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
7096 2012-03-06 Tristan Gingold <gingold@adacore.com>
7098 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
7099 (external_model_kind): Improve documentation.
7100 (vms_pragma_extern_model): Handle relaxed_redef.
7101 (vms_c_register_pragma): Allow expansion for nomember_alignment.
7103 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
7105 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
7106 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
7107 Some more notes on EIND usage and reorder EIND subsection.
7109 2012-03-06 Tristan Gingold <gingold@adacore.com>
7111 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
7112 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
7114 2012-03-06 Tristan Gingold <gingold@adacore.com>
7116 * config/vms/t-vmsnative (version): Define.
7117 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
7119 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
7121 PR rtl-optimization/52250
7122 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
7123 to put note list into. Unconditionally call move_bb_info.
7124 (move_bb_info): Do not assert the blocks being in the same region,
7125 just drop the note list if they are not.
7127 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
7130 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
7131 and use unified expansion logic.
7132 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
7133 closer to the existing movt insn.
7134 (negc): Rename insn to *negc. Add new expander.
7135 (movnegt): Use xor pattern for T bit negation. Reserve helper
7136 constant for negc pattern.
7137 (*movnegt): New insn and splitter.
7139 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
7141 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
7144 2012-03-05 Richard Henderson <rth@redhat.com>
7146 * genemit.c (main): Include "target.h" in insn-emit.c.
7147 * Makefile.in (insn-emit.o): Depend on TARGET_H.
7148 * config/sh/sync.md (atomic_test_and_set): Reference
7149 targetm.atomic_test_and_set_trueval instead of
7150 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
7152 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
7154 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
7157 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
7159 * langhooks.c (add_builtin_type): New function.
7160 * langhooks.h (add_builtin_type): Export it.
7161 * config/mep/mep.c (mep_init_builtins): Use it.
7162 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
7164 2012-03-05 Jakub Jelinek <jakub@redhat.com>
7167 * tree.h (BLOCK_SAME_RANGE): Define.
7168 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
7169 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
7170 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
7171 isn't equal to supercontext fragment's fragment chain.
7172 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
7174 (blocks_nreverse_all): Likewise.
7175 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
7176 BLOCK_SUPERCONTEXT to supercontext fragment instead of
7177 supercontext fragment's fragment origin.
7178 * dwarf2out.c (add_high_low_attributes): If stmt has the same
7179 range as its parent (or parents thereof etc.), use the parent's
7180 DW_AT_ranges value instead of creating a new .debug_ranges range.
7182 2012-03-05 Richard Henderson <rth@redhat.com>
7185 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
7186 * omp-low.c (expand_omp_atomic): Assume anything aligned to
7187 BIGGEST_ALIGNMENT is aligned.
7189 2012-03-05 Richard Henderson <rth@redhat.com>
7191 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
7192 * config/sh/sh.c: ... here.
7194 2012-03-05 Richard Henderson <rth@redhat.com>
7197 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
7198 instead of calling negqi2 directly.
7200 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
7203 * trans-mem.c (tm_region_init): Use last_basic_block.
7205 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
7207 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
7208 * config/sh/sync.md (atomic_test_and_set): New expander.
7209 (tasb, atomic_test_and_set_soft): New insns.
7210 * config/sh/sh.opt (menable-tas): New option.
7211 * doc/invoke.texi (SH Options): Document it.
7213 2012-03-05 Richard Guenther <rguenther@suse.de>
7215 * cfgloop.c (verify_loop_structure): Verify dominators before
7217 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
7218 dominators from here.
7219 * graphite-scop-detection.c (create_sese_edges): Likewise.
7220 * loop-doloop.c (doloop_optimize_loops): Likewise.
7221 * loop-init.c (loop_optimizer_init): Likewise.
7222 * loop-unroll.c (unroll_and_peel_loops): Likewise.
7223 * loop-unswitch.c (unswitch_loops): Likewise.
7224 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
7225 * tree-parloops.c (parallelize_loops): Likewise. Verify
7226 only when checking is enabled.
7227 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
7229 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
7231 * genautomata.c (parse_automata_opt): New static function.
7232 (initiate_automaton_gen): Remove all option handling code. Remove
7233 argc argument. All callers changed.
7234 (main): Call init_rtx_reader_args_cb with the new function as argument.
7236 2012-03-05 Richard Guenther <rguenther@suse.de>
7238 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
7239 * tree-if-conv.c (combine_blocks): Free post-dominator info
7241 * tree-parloops.c (create_parallel_loop): Free and re-compute
7242 dominator info after breaking it.
7244 2012-03-05 Richard Guenther <rguenther@suse.de>
7247 * optabs.h (trapv_unoptab_p): New function.
7248 (trapv_binoptab_p): Likewise.
7249 * optabs.c (expand_binop): Use emit_libcall_block_1 with
7250 a proper equiv_may_trap argument.
7251 (expand_unop): Likewise.
7252 (emit_libcall_block_1): Take extra argument whether the
7253 instruction may trap. Renamed from ...
7254 (emit_libcall_block): ... this. New wrapper.
7256 2012-03-05 Jakub Jelinek <jakub@redhat.com>
7258 PR tree-optimization/51721
7259 * tree-vrp.c (register_edge_assert_for_2): If comparing
7260 lhs of right shift by constant with an integer constant,
7261 add ASSERT_EXPRs for the rhs1 of the right shift.
7263 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
7265 2012-03-05 Richard Guenther <rguenther@suse.de>
7267 * tree.c (integer_zerop): Handle VECTOR_CSTs.
7268 (integer_onep): Likewise.
7269 (integer_all_onesp): Likewise.
7271 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
7273 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
7275 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7277 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
7278 instead of TARGET_64BIT.
7280 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7282 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
7285 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7287 * config/i386/i386.c (ix86_print_operand_address): Only handle
7288 zero-extended DImode addresses.
7290 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
7292 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
7293 taken and cputaken as bool.
7295 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
7297 * config/i386/constraints.md (Ya): New internal constraint.
7298 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
7299 (*zero_extendsidi2_rex64): Add x,x alternative.
7300 (*zero_extendsidi2): Ditto. Add o,0 alternative.
7301 Remove flags reg clobber. Adjust corresponding splits.
7302 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
7303 zero_extendqisi2 expanders using SWI12 mode iterator.
7304 (zero_extend<mode>si2_and): Macroize insn from
7305 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
7307 (*zero_extend<mode>si2): Macroize insn from
7308 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
7309 (*zero_extend*2_movzbl_and): Remove insn patterns.
7310 (zero_extendqihi2_and): Merge corresponding splitter.
7311 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
7312 (*zero_extend*2_movzbl_and): Remove insn patterns.
7313 (*anddi_1): Split TYPE_IMOVX instructions.
7314 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
7316 (and->zext splitter): Add splitter pattern.
7317 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
7319 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
7321 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
7323 (Debugging Options): Likewise.
7324 (Optimize Options): Likewise.
7325 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
7326 with other architectures. Use official processor names with correct
7327 spelling/capitalization. Fix formatting and grammar issues.
7328 (i386 and x86-64 Windows Options): Similar cleanup here.
7330 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7332 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
7334 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7336 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
7337 DBX_REGISTER_NUMBER.
7339 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7341 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
7342 operand is CONST_INT. Take COSTS_N_INSNS into account.
7343 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
7346 2012-03-02 Richard Henderson <rth@redhat.com>
7348 * optabs.c (expand_atomic_test_and_set): Honor
7349 atomic_test_and_set_trueval even when atomic_test_and_set
7350 optab is not in use.
7352 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
7356 * config/sh/sh.c (sh_register_move_cost): Increase cost between
7357 GENERAL_REGS and FP_REGS for SImode.
7359 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7362 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
7363 (absdi2): New expander.
7364 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
7366 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7368 * config/sh/sync.md (atomic_exchange<mode>): New expander.
7369 (atomic_exchange<mode>_soft): New insn.
7371 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7373 * config/sh/sync.md: Update copyright notice dates.
7374 (atomic_compare_and_swap<mode>): Use SImode for return value instead
7376 (atomic_compare_and_swap<mode>_soft): Likewise.
7378 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7381 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
7382 * config/sh/sh.c: Update copyright notice dates.
7383 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
7384 alignment for TARGET_HARD_SH4.
7385 (sh_option_override): Reduce default function alignment. Set
7386 loop alignment to 4 bytes when not optimizing for size.
7388 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
7391 * doc/invoke.texi (floop-flatten): Remove.
7392 * toplev.c (process_options): Remove references to flag_loop_flatten.
7393 * tree-ssa-loop.c (gate_graphite_transform): Same.
7394 * common.opt (floop-flatten): Obsolete.
7395 * graphite-poly.c (apply_poly_transforms): Remove reference to
7397 * Makefile.in (graphite-flattening.o): Remove.
7398 * graphite-flattening.c: Remove.
7400 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7402 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
7403 having mode compatible with the mode of previous compare. Substitute
7404 compare mode of previous compare with the mode, compatible
7405 with eliminated and previous compare.
7407 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
7409 * config/rs6000/dfp.md (floatdidd2): New define_insn.
7411 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7413 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
7414 compatible with CCGOCmode and CCGCmode.
7416 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
7418 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
7420 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
7422 * config/arm/arm.c (arm_sat_operator_match): New function.
7423 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
7424 * config/arm/arm.md ("insn" attribute): Add "sat" value.
7425 ("SAT", "SATrev"): New code iterators.
7426 ("SATlo", "SAThi"): New code iterator attributes.
7427 ("*satsi_<SAT:code>"): New pattern.
7428 ("*satsi_<SAT:code>_shift"): Likewise.
7429 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
7430 and "shift" attributes.
7431 ("arm_usatsihi"): Add "insn" attribute.
7432 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
7433 by powers of two. Do not allow shift by 32.
7435 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7438 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
7439 to pass the argument in the register of "natural" mode.
7441 2012-03-02 Richard Guenther <rguenther@suse.de>
7443 PR tree-optimization/52406
7444 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
7445 (struct indices): Add unconstrained_base member.
7446 (struct dr_alias): Remove unused vops member.
7447 (DR_UNCONSTRAINED_BASE): New define.
7448 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
7449 add indices to allow their disambiguation. Make DR_BASE_OBJECT
7450 be an artificial access that covers the whole indexed object,
7451 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
7452 plain decl base-objects to their MEM_REF variant.
7453 (dr_may_alias_p): When the base-object of either data reference
7454 has unknown size use only points-to information.
7455 (compute_affine_dependence): Make dumps easier to read and
7457 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
7458 DR_REF when looking for packed references.
7459 (vect_supportable_dr_alignment): Likewise.
7461 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
7463 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
7464 Improve conditions for peepholes of loads followed by commutative
7466 * config/arm/ldmstm.md: Regenerated.
7468 2012-03-02 Richard Guenther <rguenther@suse.de>
7470 * BASE-VER: Set to 4.8.0.
7472 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
7474 * config.gcc (obsolete): Add all ARM targets using the FPA.
7475 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
7476 * doc/install.texi: Avoid references to obsolete ARM ports.
7478 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
7480 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
7482 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
7483 Joern Rennecke <joern.rennecke@embecosm.com>
7485 * doc/extend.texi: Expand and update information on interrupt
7486 attribute for Epiphany.
7488 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7490 * config/sh/sh-protos.h: Update copyright notice dates.
7491 * config/sh/sh.h: Likewise.
7492 * config/sh/sh.md: Likewise.
7493 * config/sh/constraints.md: Likewise.
7494 * config/sh/predicates.md: Likewise.
7496 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7498 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
7499 * config/sh/sh.c (tertiary_reload_operand): Likewise.
7501 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7503 * config/sh/constraints.md: Fix comment typo.
7505 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7508 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
7509 unsigned HOST_WIDE_INT.
7510 (zvdep_imm64): Likewise.
7511 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
7512 (vdepi_and): Likewise.
7513 Likewise for unamed 64-bit patterns.
7514 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
7516 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
7519 PR rtl-optimization/52417
7520 * cselib.c (cselib_any_perm_equivs): New variable.
7521 (cselib_reset_table): Check that it's not set when not
7522 preserving constants.
7523 (cselib_add_permanent_equiv): Set it.
7524 (cselib_have_permanent_equivalences): New.
7525 (cselib_init, cselib_finish): Reset it.
7526 * cselib.h (cselib_have_permanent_equivalences): Declare.
7527 * alias.c (get_addr): Restore earlier behavior when there
7528 aren't permanent equivalences.
7530 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
7532 * config/mn10300/mn10300-modes.def: Fix copyright notice.
7533 * config/v850/v850-modes.def: Fix copyright notice.
7535 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7537 * doc/extend.texi (AVR Built-in Functions): Document
7538 __builtin_avr_flash_segment.
7540 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
7541 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
7542 (*split.flash_segment): New insn-and-split.
7543 * config/avr/avr.c (avr_init_builtins): Add local variables:
7544 const_memx_void_node, const_memx_ptr_type_node,
7545 char_ftype_const_memx_ptr.
7547 2012-03-01 Jakub Jelinek <jakub@redhat.com>
7549 PR tree-optimization/52445
7550 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
7551 add ssa_name_ver, offset and size fields and change store field
7553 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
7554 (add_or_mark_expr): Likewise. Only consider previous stores
7555 with the same size and offset.
7556 (nt_init_block): Only look at gimple_assign_single_p stmts,
7557 doesn't look at rhs2.
7559 2012-03-01 Richard Guenther <rguenther@suse.de>
7562 * tree-cfg.c (verify_gimple_assign_unary): Allow any
7563 conversions from integral types to pointer types.
7565 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7567 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
7568 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
7569 unintentionally removed in r184616.
7571 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7573 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
7576 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7577 Uros Bizjak <ubizjak@gmail.com>
7580 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
7581 alternatives, add "e" constraint to the new last alternative
7582 and ! to last 3 alternatives.
7584 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
7586 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
7587 DW_AT_artificial attributes at the end of the processing.
7588 (gen_array_type_die): Likewise.
7589 (gen_enumeration_type_die): Likewise.
7590 (gen_struct_or_union_type_die): Likewise.
7591 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
7594 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7597 * expr.c (expand_assignment): If doing misaligned store that doesn't
7598 cover all mode bits, perform a RMW cycle.
7600 PR tree-optimization/52429
7601 * tree-parloops.c (separate_decls_in_region_debug): Return early
7602 if var is LABEL_DECL.
7604 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7606 PR tree-optimization/52424
7607 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
7608 calling dom_thread_across_edge.
7610 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7612 * config/avr/avr.c: Move definition of TARGET macros to end of file.
7614 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7616 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
7617 * config/avr/avr.c (avr_output_bld): Remove unused function.
7618 (avr_out_sbxx_branch): Use "%T" to print bit position.
7620 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7622 * config/avr/avr.md: Untabify.
7624 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7626 * config/avr/avr.md (eqne): New code iterator.
7627 (*dec-and-branchsi): Use it in text peephole's condition.
7628 (*dec-and-branchhi): Ditto.
7629 (*dec-and-branchqi): Ditto.
7631 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7634 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
7635 the device does not have the skip-bug.
7637 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
7639 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
7640 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
7641 -mpretend-cmove): New.
7643 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7646 * df.h (struct df_d): Adjust comment that hard_regs_live_count
7647 doesn't count DEBUG_INSN refs.
7648 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
7649 for DEBUG_INSN refs.
7651 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7655 2012-02-20 Richard Guenther <rguenther@suse.de>
7656 PR tree-optimization/52298
7657 * tree-vect-stmts.c (vectorizable_load): Properly use
7658 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
7660 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
7663 * gimple.h (gimple_in_transaction): New.
7664 (gimple_set_in_transaction): New.
7665 (struct gimple_statement_base): Add in_transaction field.
7666 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
7668 (tree_ssa_lim_initialize): Compute transaction bits.
7669 * tree.h (compute_transaction_bits): Protoize.
7670 * trans-mem.c (tm_region_init): Use the heap to store BB
7672 (compute_transaction_bits): New.
7674 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7676 * gcc.c (display_help): Document --help=common and sort entries
7679 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7681 * doc/install.texi: Document check-$LANG specific shortcuts
7683 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7686 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
7688 * config/arm/arm_neon.h: Regenerate.
7689 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
7690 (neon_vcgeu): New insn.
7691 (neon_vcgtu): Likewise.
7692 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
7693 (ops): Unsigned comparison intrinsics call a different builtin.
7695 2012-02-28 Richard Guenther <rguenther@suse.de>
7698 * config/i386/i386.c (ix86_expand_vector_set): Fix element
7699 ordering for the VEC_CONCAT for two element vectors for
7700 V2SFmode, V2SImode and V2DImode.
7702 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7705 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
7706 detecting big-endian triplets.
7708 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7710 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
7711 mode if there is no type information available.
7713 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
7715 PR tree-optimization/53207
7716 * doc/invoke.texi: Document as experimental and relying on graphite.
7718 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7720 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
7721 of initializer to changes from r184614.
7723 2012-02-28 Richard Guenther <rguenther@suse.de>
7725 PR tree-optimization/52395
7726 * tree-sra.c (build_ref_for_offset): Also look at the base
7727 TYPE_ALIGN when figuring out the alignment of the replacement.
7729 2012-02-28 Richard Guenther <rguenther@suse.de>
7731 PR tree-optimization/52402
7732 * ipa-prop.c (ipa_modify_call_arguments): Properly use
7733 mis-aligned types when creating the accesses at the call site.
7735 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7737 * config/avr/builtins.def: New file.
7738 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
7739 * config/avr/avr.c (enum avr_builtin_id): Use it.
7740 (avr_init_builtins): Use it. And use avr_bdesc.
7741 (bdesc_1arg): Remove.
7742 (bdesc_2arg): Remove.
7743 (bdesc_3arg): Remove.
7744 (struct avr_builtin_description): Add field n_args.
7745 (avr_bdesc): New static variable using builtins.def.
7746 (avr_expand_builtin): Use it.
7747 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
7748 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
7749 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
7751 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7754 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
7755 match only one single hard register with respective hard reg rtx.
7756 (movmemx_<mode>): Ditto.
7757 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
7758 insn anatomy of movmem[x]_<mode>.
7759 (avr_out_movmem): Same for printing assembler and operand usage.
7761 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7765 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
7766 address spaces located outside of device flash.
7768 * config/avr/avr.h (base_arch_s): Remove field n_segments.
7769 (mcu_type_s): Add field n_flash.
7770 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
7771 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
7772 (AVR_MCU): Add N_FLASH argument.
7773 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
7774 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
7775 macro __FLASH<n> if that address space makes sense for the device.
7776 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
7777 outside of target flash.
7778 (avr_asm_named_section): Ditto.
7779 (avr_asm_select_section): Ditto.
7780 (avr_addr_space_convert): Ditto.
7781 (avr_emit_movmemhi): Ditto.
7782 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
7783 address space is outside of device flash.
7784 (avr_insert_attributes): Ditto.
7785 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
7786 avr_current_arch->n_segments.
7788 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
7791 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
7792 (*movabs<mode>_2): Likewise.
7794 2012-02-27 Jakub Jelinek <jakub@redhat.com>
7797 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
7798 s_register_operand in the test instead of REG_P. Don't call
7799 gen_reg_rtx if it won't be used.
7801 PR tree-optimization/52376
7802 * ipa-split.c (split_function): Ignore CLOBBER stmts.
7804 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
7806 * ifcvt.c (noce_get_condition): Check condition variable is not
7807 small_register_classes_for_mode_p before accepting.
7809 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
7811 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
7813 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7816 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7817 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7819 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7821 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
7823 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
7825 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
7827 * config/sh/predicates.md: Remove blank lines.
7828 * config/sh/sh.c: Fix typos in comments.
7829 * config/sh/constraints.md: Likewise.
7830 * config/sh/sh.md: Remove blank lines.
7831 Fix typos in comments. Use ;; as comment characters.
7833 2012-02-26 Walter Lee <walt@tilera.com>
7835 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
7836 (replace_mov_pcrel_step2): Ditto.
7838 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
7841 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
7842 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
7843 and locs that reference values newer than the non-canonical value
7844 at hand. Return the canonical value as a worst case.
7845 (memrefs_conflict_p): Walk canonical value's locs.
7848 * cselib.c (preserve_only_constants): Rename to...
7849 (preserve_constants_and_equivs): ... this. Split out...
7850 (invariant_or_equiv_p): ... this. Preserve plus expressions
7851 of other preserved expressions too.
7852 (cselib_reset_table): Adjust.
7853 * var-tracking.c (reverse_op): Use canonical value to build
7856 2012-02-23 Kai Tietz <ktietz@redhat.com>
7858 * config/i386/i386.c (ix86_delegitimize_address): Handle
7859 UNSPEC_PCREL plus displacement.
7861 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
7864 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
7865 to test for unusedness in st X addressing.
7867 2012-02-24 Richard Guenther <rguenther@suse.de>
7870 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
7871 (is_gimple_reg_type): Move inline ...
7872 * gimple.h (is_gimple_reg_type): ... here.
7874 2012-02-24 Richard Guenther <rguenther@suse.de>
7877 * passes.c (execute_function_todo): When verifying SSA form
7878 verify gimple form first.
7879 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
7881 2012-02-24 Richard Guenther <rguenther@suse.de>
7884 * fold-const.c (fold_addr_of_array_ref_difference): New function.
7885 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
7887 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7889 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
7891 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7893 * tree-phinodes.c (make_phi_node): Mark static.
7894 * tree-flow.h (make_phi_node): Remove extern decl.
7895 * doc/gimple.texi (make_phi_node): Remove documentation.
7897 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7899 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
7900 * tree-ssa-sccvn.c (print_scc): Ditto.
7902 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7904 * doc/passes.texi (Full redundancy elimination): Fix typo.
7906 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7908 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
7910 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
7913 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
7915 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
7918 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
7920 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
7922 * config/avr/avr.md (code_stdname): Add ior, xor.
7923 (xior): New code iterator.
7924 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
7925 (*<code_stdname><mode>qi.byte1-3): Ditto.
7927 2012-02-23 Jakub Jelinek <jakub@redhat.com>
7929 PR tree-optimization/52019
7930 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
7933 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7935 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
7936 HAVE_INITFINI_ARRAY to work around namespace pollution in
7937 certain versions of newlib system headers.
7938 * config.in: Regenerate.
7939 * configure: Regenerate.
7940 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
7941 instead of HAVE_INITFINI_ARRAY.
7943 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
7946 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
7947 is not offsettable memory reference.
7949 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7952 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
7953 setting avr_need_clear_bss_p for __gnu_lto* symbols.
7955 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7957 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
7958 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
7960 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7962 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
7963 library on Solaris 8 even without TLS support.
7964 * configure: Regenerate.
7966 2012-02-22 Richard Guenther <rguenther@suse.de>
7969 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
7970 for GIMPLE_DEBUG stmts.
7972 2012-02-22 Martin Jambor <mjambor@suse.cz>
7975 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
7976 according to the base object.
7978 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7980 PR rtl-optimization/50063
7981 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
7982 and 2 (8-bit SP) in operand 2.
7983 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
7984 setup to use movhi_sp_r instead of vanilla move to write SP.
7985 Adjust REG_CFA notes to superseed unspec.
7986 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
7988 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
7989 known to be off) only with TARGET_NO_INTERRUPTS. Never use
7990 irq_state 1 (IRQ known to be on) here.
7992 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
7994 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
7996 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
7997 assign_hard_reg): Likewise.
7999 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8001 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
8003 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8006 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
8007 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
8009 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8011 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
8012 prototype from here to...
8013 * config/avr/avr.h: ...here.
8015 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
8018 * thumb2.md (thumb2_shiftsi3_short): Split register and
8019 immediate shifts. For register shifts tie operands 0 and 1.
8020 (peephole2 for above): Check that register-controlled shifts
8021 have suitably tied operands.
8023 2012-02-21 Quentin Neill <quentin.neill@amd.com>
8026 * config/i386/bdver1.md (bdver1_call, bdver1_push,
8027 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
8028 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
8029 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
8030 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
8031 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
8032 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
8033 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
8034 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
8035 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
8036 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
8037 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
8038 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
8039 bdver1_ssevector_avx256_unaligned_load,
8040 bdver1_ssevector_sse128_unaligned_load,
8041 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
8042 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
8043 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
8044 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
8045 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
8046 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
8047 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
8048 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
8049 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
8050 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
8051 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
8052 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
8053 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
8054 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
8055 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
8056 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
8057 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
8058 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
8059 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
8060 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
8061 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
8062 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
8063 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
8064 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
8065 bdver1_ssediv_double_load, bdver1_ssediv_double,
8066 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
8067 Add "bdver2" attribute.
8069 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8071 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
8072 default if possible and not specified otherwise.
8074 2012-02-21 Richard Guenther <rguenther@suse.de>
8077 * gimplify.c (create_tmp_from_val): Use the main variant type
8078 for the type of the temporary we create.
8080 2012-02-21 Richard Guenther <rguenther@suse.de>
8082 PR tree-optimization/52324
8083 * gimplify.c (gimplify_expr): When re-gimplifying expressions
8084 do not gimplify a MEM_REF address operand if it is already
8087 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8089 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
8090 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
8092 2012-02-21 Richard Guenther <rguenther@suse.de>
8094 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
8095 nested_in_vect_loop.
8097 2012-02-21 Jakub Jelinek <jakub@redhat.com>
8099 PR tree-optimization/52318
8100 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
8101 vdef also to non-pure/const call stmts in the sequence.
8103 2012-02-21 Tristan Gingold <gingold@adacore.com>
8105 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
8107 2012-02-20 David S. Miller <davem@davemloft.net>
8109 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
8110 don't use the "rd %pc" instruction on v9 for PIC register loads.
8112 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
8115 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
8116 in a transaction safe function.
8118 2012-02-20 Kai Tietz <ktietz@redhat.com>
8121 * stor-layout.c (place_field): Handle desired_align for
8124 2012-02-20 Richard Guenther <rguenther@suse.de>
8126 PR tree-optimization/52298
8127 * tree-vect-stmts.c (vectorizable_store): Properly use
8128 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
8130 (vectorizable_load): Likewise.
8131 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
8132 Access DR_STEP after ensuring it is not NULL.
8134 2012-02-20 Jakub Jelinek <jakub@redhat.com>
8136 PR tree-optimization/52286
8137 * fold-const.c (fold_binary_loc): For (X & C1) | C2
8138 optimization use double_int_to_tree instead of build_int_cst_wide,
8139 rewrite to use double_int vars.
8141 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8144 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
8146 Remove -e 0 from $gcc_cv_ld invocation.
8147 Only use __GLIBC_PREREQ if defined.
8148 Enable on Solaris since Solaris 8 patch.
8149 (gcc_SUN_LD_VERSION): New macro.
8150 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
8151 gcc_SUN_LD_VERSION for version number format.
8152 * configure: Regenerate.
8153 * varasm.c (get_elf_initfini_array_priority_section): Set
8154 SECTION_NOTYPE for non-default priority.
8155 Use get_section instead of get_unnamed_section to emit
8156 .init_array/.fini_array with default priority.
8158 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
8160 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
8161 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
8162 (mips_start_unique_function, mips_output_mips16_rdhwr)
8163 (mips_code_end): New functions.
8164 (TARGET_ASM_CODE_END): Define.
8166 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
8168 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
8169 to stubs with non-sibling calls.
8171 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
8173 * doc/invoke.texi (-fira-* options): Copy-edit.
8174 (ira-* parameters): Copy-edit.
8176 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
8178 * doc/invoke.texi: Minor copy-edits to bring into conformance with
8179 GCC coding conventions.
8181 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
8183 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
8184 when used as adjectives.
8186 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
8188 * doc/invoke.texi: Clean up "that"/"which" confusion.
8190 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
8192 * system.h: Poison SMALL_REGISTER_CLASSES
8193 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
8194 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
8196 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8198 PR tree-optimization/52285
8199 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
8200 when deciding if a call is a tail call or tail recursion.
8202 2012-02-16 Kai Tietz <ktietz@redhat.com>
8204 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
8205 interger-constant displacement for UNSPEC_PCREL.
8207 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8209 PR rtl-optimization/52208
8210 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
8211 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
8213 PR tree-optimization/52255
8214 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
8215 loop->header has virtual PHI, but exit_e->dest doesn't, add
8216 virtual PHI to exit_e->dest and adjust all uses after the loop.
8219 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
8220 children with clone_tree_hash, not after it.
8222 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
8224 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
8225 extended identifiers.
8227 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8230 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
8231 a same_body_alias, also test whether e->callee isn't a former
8232 or current clone of the decl this is a same body alias of.
8234 PR translation/52264
8235 * cgraphunit.c (verify_cgraph_node): Fix a typo.
8237 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
8239 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
8241 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
8244 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
8245 force_reg instead of copy_to_reg for better optimization. Force
8246 non-register or memory operands into a register.
8248 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
8250 * extend.texi: Reserve upper bits of memory model for future use.
8252 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
8253 Anatoly Sokolov <aesok@post.ru>
8254 Eric Weddington <eric.weddington@atmel.com>
8257 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
8258 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
8259 Rewrite initializers for .macro.
8260 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
8261 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
8262 atxmega32d4, atxmega32x1.
8263 avrxmega4: atxmega64a3, atxmega64d3.
8264 avrxmega5: atxmega64a1, atxmega64a1u.
8265 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
8266 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
8267 avrxmega7: atxmega128a1, atxmega128a1u.
8268 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
8269 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
8270 (struct base_arch_s): Rename reserved to xmega_p.
8271 Rename reserved2 to have_rampd.
8272 (AVR_XMEGA): New define.
8273 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
8274 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
8275 * config/avr/predicates.md (io_address_operand): Take into
8277 (low_io_address_operand): Ditto.
8278 (high_io_address_operand): Ditto.
8279 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
8280 (enabled, movhi_sp_r): Use them.
8281 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
8282 cpp_define_formatted to built-in define __AVR_ARCH__.
8283 (__AVR_XMEGA__): New built-in define.
8284 (__AVR_HAVE_RAMPD__): New built-in define.
8285 (__AVR_HAVE_RAMPX__): New built-in define.
8286 (__AVR_HAVE_RAMPY__): New built-in define.
8287 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
8289 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
8290 (avr_option_override): Initialize them.
8291 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
8292 (avr_init_expanders): Initialize them. No more block several calls.
8293 (emit_push_sfr): New static function.
8294 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
8296 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
8297 (avr_print_operand): Print addreeses as symbols for
8298 RAMPX, RAMPY, RAMPD, CCP.
8299 (output_movhi): Handle AVR_XMEGA when writing to SP.
8300 (avr_out_movhi_mr_r_xmega): New static function.
8301 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
8302 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
8303 __RAMPD__, __CCP__ as needed.
8305 * config/avr/multilib.h: Regenerate.
8306 * config/avr/t-multilib: Regenerate.
8307 * config/avr/avr-tables.opt: Regenerate.
8309 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
8311 PR tree-optimization/50561
8312 * graphite-flattening.c (lst_project_loop): Do not
8313 remove old scattering dimensions after flattening.
8314 (lst_do_flatten): Likewise.
8316 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
8318 * doc/extend.texi (AVR Built-in Functions): Remove doc for
8319 __builtin_avr_map8, __builtin_avr_map16.
8320 Document __builtin_avr_insert_bits.
8322 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
8323 (insert_bits): New insn.
8324 (adjust_len.map_bits): Rename to insert_bits.
8325 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
8326 * avr-protos.h (avr_out_map_bits): Remove.
8327 (avr_out_insert_bits, avr_has_nibble_0xf): New.
8328 * config/avr/constraints.md (Cxf,C0f): New.
8329 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
8330 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
8331 New built-in define __BUILTIN_AVR_INSERT_BITS.
8332 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
8333 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
8334 (avr_move_bits): Rewrite.
8335 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
8337 (avr_map_op_t): New typedef.
8338 (avr_map_op): New static variable.
8339 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
8340 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
8341 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
8342 (bdesc_3arg, avr_expand_triop_builtin): New.
8343 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
8344 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
8345 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
8346 (avr_map_equal_p, avr_map_sig_p): Remove.
8347 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
8348 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8349 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
8350 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8351 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
8352 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8354 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
8356 * config/c6x/c6x.md (reserve_cycles): New attribute.
8357 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
8358 don't reserve functional units after the branch occurs.
8360 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
8363 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
8364 functions into non-tm_pure functions.
8366 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
8369 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
8370 (iterative_hash_canonical_type): Likewise.
8371 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
8374 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
8376 * haifa-sched.c (prune_ready_list): Ensure that if there is a
8377 sched-group insn, it either remains alone or the entire list is pruned.
8379 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
8381 * doc/install.texi (Prerequisites): Fix grammar.
8382 (Configuration): Likewise.
8384 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
8386 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
8387 MPC as part of GCC before describing configuring with --with-gmp etc.
8388 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
8389 sources are present.
8391 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8394 * dwarf2out.c (clone_tree_hash): New function.
8395 (copy_decls_walk): Use it instead of clone_tree.
8397 2012-02-14 Richard Guenther <rguenther@suse.de>
8399 PR tree-optimization/52244
8400 PR tree-optimization/51528
8401 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
8402 replacements for integral types.
8404 2012-02-14 Walter Lee <walt@tilera.com>
8406 * config.gcc: Handle tilegx and tilepro.
8407 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
8409 Add HAVE_AS_TLS check for tilegx and tilepro.
8410 * configure: Regenerate.
8411 * doc/contrib.texi: Add Mat Hostetter and self.
8412 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
8413 Document instruction intrinsics and network accessing intrinsics.
8414 (TILEPro Built-in Functions): New node. Document instruction
8415 intrinsics and network accessing intrinsics.
8416 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
8417 (Specific, tilepro-*-linux*): Likewise.
8418 * doc/invoke.texi (TILE-Gx Options): New section.
8419 (TILEPro Options): New section.
8420 * doc/md.texi (TILE-Gx): New section.
8421 (TILEPro): New section.
8422 * common/config/tilegx/tilegx-common.c: New file.
8423 * common/config/tilepro/tilepro-common.c: New file.
8424 * config/tilegx/constraints.md: New file.
8425 * config/tilegx/linux.h: New file.
8426 * config/tilegx/mul-tables.c: New file.
8427 * config/tilegx/predicates.md: New file.
8428 * config/tilegx/sync.md: New file.
8429 * config/tilegx/t-tilegx: New file.
8430 * config/tilegx/tilegx-builtins.h: New file.
8431 * config/tilegx/tilegx-c.c: New file.
8432 * config/tilegx/tilegx-generic.md: New file.
8433 * config/tilegx/tilegx-modes.def: New file.
8434 * config/tilegx/tilegx-multiply.h: New file.
8435 * config/tilegx/tilegx-protos.h: New file.
8436 * config/tilegx/tilegx.c: New file.
8437 * config/tilegx/tilegx.h: New file.
8438 * config/tilegx/tilegx.md: New file.
8439 * config/tilegx/tilegx.opt: New file.
8440 * config/tilepro/constraints.md: New file.
8441 * config/tilepro/gen-mul-tables.cc: New file.
8442 * config/tilepro/linux.h: New file.
8443 * config/tilepro/mul-tables.c: New file.
8444 * config/tilepro/predicates.md: New file.
8445 * config/tilepro/t-tilepro: New file.
8446 * config/tilepro/tilepro-builtins.h: New file.
8447 * config/tilepro/tilepro-c.c: New file.
8448 * config/tilepro/tilepro-generic.md: New file.
8449 * config/tilepro/tilepro-modes.def: New file.
8450 * config/tilepro/tilepro-multiply.h: New file.
8451 * config/tilepro/tilepro-protos.h: New file.
8452 * config/tilepro/tilepro.c: New file.
8453 * config/tilepro/tilepro.h: New file.
8454 * config/tilepro/tilepro.md: New file.
8455 * config/tilepro/tilepro.opt: New file.
8457 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8459 PR tree-optimization/52210
8460 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
8461 vect_model_simple_cost with two entry vect_def_type array instead
8462 of an address of dt.
8464 2012-02-14 Richard Guenther <rguenther@suse.de>
8467 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
8468 Do not stream DECL_QUALIFIER.
8469 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
8470 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
8471 (find_decls_types_r): Do not walk DECL_QUALIFIER.
8473 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8476 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
8479 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8482 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
8483 * cselib.c (cselib_subst_to_values_from_insn): New function.
8484 * sched-deps.c (add_insn_mem_dependence,
8485 sched_analyze_1, sched_analyze_2): Use it.
8487 2012-02-13 Jan Hubicka <jh@suse.cz>
8490 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
8492 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
8494 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
8495 (GTM_SELF_SPECS): Define if not already defined.
8496 (driver_self_specs): Add GTM_SELF_SPECS.
8497 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
8498 (GTM_SELF_SPECS): Define.
8499 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
8500 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
8502 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8504 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
8507 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
8510 * omp-low.c (expand_omp_for): If a static schedule without chunk size
8511 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
8513 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
8516 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
8518 2012-02-13 Richard Guenther <rguenther@suse.de>
8520 PR translation/52211
8521 * passes.c (enable_disable_pass): Fix typo.
8523 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8526 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
8527 XOR for reduce_bit_field if type is unsigned.
8529 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
8531 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
8532 disallow changes from SFmode to mode with different size in FP regs.
8534 2012-02-12 Robert Millan <rmh@gnu.org>
8535 Gerald Pfeifer <gerald@pfeifer.com>
8537 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
8540 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
8542 PR rtl-optimization/52175
8543 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
8544 to frame-related instructions.
8546 2012-02-10 Jason Merrill <jason@redhat.com>
8549 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
8550 (demangle_new_symbols): Fill it.
8551 (scan_linker_output): Walk it.
8552 (start_tweaking): Split out from scan_linker_output.
8553 (maybe_tweak): Update sym->chosen.
8554 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
8556 2012-02-11 Jakub Jelinek <jakub@redhat.com>
8559 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
8561 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
8563 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8564 having the same mode as previous compare.
8566 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
8568 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
8569 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
8570 (nonlocal_goto_internal): Likewise.
8571 (nonlocal_goto): Emit a use and an indirect jump directly.
8573 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
8576 * doc/extend.texi : Update comments for __atomic_compare_exchange and
8577 __atomic_{is,always}_lock_free.
8579 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
8582 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
8583 negative constant address for TARGET_X32.
8585 2012-02-10 Richard Henderson <rth@redhat.com>
8587 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
8588 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
8589 for GIMPLE_TRANSACTION. Tidy if's into a switch.
8591 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8592 Ira Rosen <irar@il.ibm.com>
8594 PR tree-optimization/50031
8595 * targhooks.c (default_builtin_vectorization_cost): Handle
8597 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
8598 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
8599 all types of reduction and pattern statements.
8600 (vect_estimate_min_profitable_iters): Likewise.
8601 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
8602 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
8603 for explicit realigns.
8604 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
8605 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
8607 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
8608 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
8609 vec_perm for VSX and handle vec_promote_demote.
8611 2012-02-10 Jakub Jelinek <jakub@redhat.com>
8614 * builtins.c (fold_builtin_atomic_always_lock_free,
8615 expand_builtin_atomic_always_lock_free,
8616 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
8617 Return and/or test boolean_true_node/boolean_false_node instead of
8618 integer_one_node/integer_zero_node.
8620 2012-02-10 Jan Hubicka <jh@suse.cz>
8623 * predict.c (predict_paths_for_bb): Prevent looping.
8624 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
8626 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
8628 * config/arm/arm.c (output_move_double): In one case properly
8629 count number of instructions that will be emitted.
8631 2012-02-10 Richard Guenther <rguenther@suse.de>
8633 PR translation/52193
8634 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
8636 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
8639 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
8641 2012-02-09 Jakub Jelinek <jakub@redhat.com>
8644 * var-tracking.c (emit_note_insn_var_location): If
8645 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
8646 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
8647 non-NOTE_DURING_CALL_P insn.
8649 2012-02-09 Bin Cheng <bin.cheng@arm.com>
8652 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
8654 2012-02-08 Magnus Granberg <zorry@gentoo.org>
8657 * gcc.c (switch_matches) Support switches with separated form,
8660 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
8662 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
8664 (RAMPZ_ADDR): Ditto.
8665 * config/avr/avr.c (avr_addr_t): New typedef.
8666 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
8667 (avr_init_expanders): Initialize it.
8668 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
8670 (expand_epilogue): Ditto.
8671 (avr_print_operand): Ditto.
8672 (avr_file_start): Ditto.
8673 (avr_emit_movmemhi): Ditto.
8675 2012-02-08 Richard Guenther <rguenther@suse.de>
8677 PR tree-optimization/46886
8678 * tree-flow.h (do_while_loop_p): Declare.
8679 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
8680 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
8682 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
8684 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
8685 always succeed for integers larger than a native word.
8687 2012-02-08 Richard Guenther <rguenther@suse.de>
8689 PR rtl-optimization/52170
8690 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
8691 properly handle integer vector modes.
8693 2012-02-08 Jakub Jelinek <jakub@redhat.com>
8695 PR gcov-profile/52150
8696 * coverage.c: Include target.h.
8697 (build_var): Call targetm.strip_name_encoding on the assembler name.
8698 Change one _ into . or $ if the target allows it.
8699 * Makefile.in (coverage.o): Depend on $(TARGET_H).
8701 PR rtl-optimization/52139
8702 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
8703 is a BARRIER after emit_insn_after_noloc, move BB_END
8704 to the last non-BARRIER insn before it.
8706 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
8709 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
8710 (mips_gimplify_va_arg_expr): Call it instead of
8711 std_gimplify_va_arg_expr.
8713 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8715 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
8716 message for -mno-pointers-to-nested-function.
8718 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
8721 * expr.c (get_inner_reference): If there is an offset, add a negative
8722 bit position to it (if any).
8724 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8726 PR rtl-optimization/52060
8727 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
8728 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
8729 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
8730 and/or i0src_copy2 when needed.
8732 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8734 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
8735 or LTOPLUGINSONAME if have_c.
8737 * config/freebsd-spec.h: Add comment about what macros can be defined
8739 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
8740 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
8743 2012-02-07 Richard Guenther <rguenther@suse.de>
8745 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
8746 newline in -alias dumps.
8748 2012-02-07 Kai Tietz <ktietz@redhat.com>
8749 Dave Korn <dave.korn.cygwin@gmail.com>
8752 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
8753 Take care that typinfo gets dllexport-attribute.
8755 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8758 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
8759 if modifier < EXPAND_SUM call force_operand on the result.
8761 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
8763 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
8764 adding __forwarder_dst__ prefix if a forwarder_section attribute is
8766 (epiphany_function_type): Replace types for specific interrupts with
8767 EPIPHANY_FUNCTION_INTERRUPT.
8768 (EPIPHANY_INTERRUPT_P): Update.
8769 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
8770 New static function.
8771 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
8772 <disinterrupt>: Affects type identity.
8773 (epiphany_handle_interrupt_attribute): Handle variable number of
8775 (epiphany_compute_function_type): Update for new
8776 epiphany_function_type definition.
8777 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
8778 handlers with a longcall forwarder.
8779 (epiphany_start_function): Handle multiple interrupt arguments and/or
8780 forwarder_section attribute.
8782 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
8785 2012-02-07 Alan Modra <amodra@gmail.com>
8788 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
8791 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8793 PR tree-optimization/50969
8794 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
8795 use vec_perm rather than vector_stmt.
8796 (vect_model_load_cost): Likewise.
8797 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
8798 vec_perm to be the same as other vector statements.
8799 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
8800 cost of vec_perm for TARGET_VSX.
8802 2012-02-06 Richard Guenther <rguenther@suse.de>
8804 PR tree-optimization/52115
8805 * tree-sra.c (access_has_replacements_p): New function.
8806 (sra_modify_assign): Use it to decide whether a use is uninitialized.
8808 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
8811 * trans-mem.c (expand_call_tm): Add an assertion.
8812 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
8815 2012-02-06 Richard Guenther <rguenther@suse.de>
8817 PR tree-optimization/50955
8818 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
8819 raise cost of expressions that replace an address with an
8820 expression based on a different pointer.
8822 2012-02-06 Jakub Jelinek <jakub@redhat.com>
8825 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
8826 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
8828 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
8831 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
8832 -Weffc++ and specify guidelines come from second edition.
8834 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8836 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
8837 (sibcall_value_multiple_internal, call_split, call_internal_direct)
8838 (call_direct_split, call_value_split, call_value_internal_direct)
8839 (call_value_direct_split, call_value_multiple_split): Use jal and
8840 jal_macro attributes.
8842 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8844 * reload1.c (reload_regs_reach_end_p): Replace with...
8845 (reload_reg_rtx_reaches_end_p): ...this function.
8846 (new_spill_reg_store): Update commentary.
8847 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
8848 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
8849 before setting new_spill_reg_store.
8850 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
8851 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
8852 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
8853 for non-spill reload registers.
8855 2012-02-05 Ira Rosen <irar@il.ibm.com>
8857 PR tree-optimization/52091
8858 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
8859 (vect_is_simple_use_1): Likewise.
8860 * tree-vect-loop.c (vectorizable_reduction): Update calls
8861 to vect_is_simple_use_1 and vect_is_simple_use.
8862 (vectorizable_live_operation): Likewise.
8863 * tree-vect-patterns.c (widened_name_p,
8864 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
8865 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
8866 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8867 vectorizable_shift,vectorizable_operation, vectorizable_store,
8868 vectorizable_load): Likewise.
8869 (vect_is_simple_cond): Add an argument, pass it to
8870 vect_is_simple_use_1.
8871 (vectorizable_condition): Update calls to vect_is_simple_cond,
8873 (vect_is_simple_use): Add an argument, the statement in which
8874 OPERAND is used. Check that if OPERAND's def stmt is a double
8875 reduction phi node, the use is a phi node too.
8876 (vect_is_simple_use_1): Add an argument, pass it to
8878 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
8879 to vect_is_simple_use.
8881 2012-02-04 Jakub Jelinek <jakub@redhat.com>
8883 PR rtl-optimization/52095
8884 * modulo-sched.c (dump_insn_locator): New function.
8885 (loop_canon_p, sms_schedule): Use it.
8887 PR rtl-optimization/52113
8888 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
8889 even for decomposable shift/zext insns.
8891 2012-02-03 Jakub Jelinek <jakub@redhat.com>
8892 Zdenek Dvorak <ook@ucw.cz>
8894 PR rtl-optimization/52092
8895 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
8896 on get_iv_value result.
8898 2012-02-02 Andrew Pinski <apinski@cavium.com>
8902 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
8904 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8907 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
8909 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
8911 PR rtl-optimization/49800
8912 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
8913 (sched_finish): Call regstat_free_n_sets_and_refs.
8915 2012-02-02 Jia Liu <proljc@gmail.com>
8917 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
8920 2012-02-02 Jan Hubicka <jh@suse.cz>
8921 Tom de Vries <tom@codesourcery.com>
8924 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
8925 * varpool.c (varpool_analyze_pending_decls): Likewise.
8927 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
8928 Jayant R Sonar <jayant.sonar@kpitcummins.com>
8930 * config.gcc: Add cr16-* support.
8932 * doc/extend.texi: Document cr16 extensions.
8933 * doc/install.texi: Document cr16 install.
8934 * doc/invoke.texi: Document cr16 options.
8935 * doc/md.texi: Document cr16 constraints.
8937 * common/config/cr16/cr16-common.c: New file.
8938 * config/cr16/cr16.c: New file.
8939 * config/cr16/cr16.h: New file.
8940 * config/cr16/cr16.md: New file.
8941 * config/cr16/cr16.opt: New file.
8942 * config/cr16/cr16-protos.h: New file.
8943 * config/cr16/predicates.md: New file.
8944 * config/cr16/constraints.md: New file.
8945 * config/cr16/t-cr16: New file.
8947 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8950 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
8951 that operands[2] is either immediate, or q_regs_operand.
8953 PR tree-optimization/52073
8954 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
8955 a pattern stmt for pattern uses, ignore uses outside of the loop.
8957 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8959 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
8960 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
8961 (OUT_AS1, OUT_AS2): Remove.
8963 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8965 PR rtl-optimization/51374
8966 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
8967 to cross other volatile_refs_p insns.
8969 2012-02-01 Richard Guenther <rguenther@suse.de>
8971 * doc/invoke.texi (fno-inline): Clarify documentation.
8972 (finline-small-functions): Likewise.
8973 (finline-functions): Likewise.
8974 * common.opt (finline): Adjust comment and documentation.
8975 (finline-small-functions): Clarify documentation.
8976 (finline-functions): Likewise.
8977 (finline-functions-called-once): Likewise.
8979 2012-02-01 Tristan Gingold <gingold@adacore.com>
8981 * c-typeck.c (composite_type): Keep mode for pointers.
8983 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
8985 * function.h (regno_reg_rtx): Adjust comment.
8986 * reginfo.c (init_reg_modes_target): Only use the previous mode
8987 if it fits within one register. Remove MIPS comment.
8989 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8992 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
8994 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8996 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
8997 to srak instruction.
8999 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9001 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
9003 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9008 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
9010 2012-01-31 Richard Guenther <rguenther@suse.de>
9012 PR tree-optimization/51528
9013 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
9016 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9021 * ree.c (add_removable_extension): Change def_map argument
9022 to unsigned *, store in def_map 1 + offset into *insn_list vector
9023 instead of pointers into the vector.
9024 (find_removable_extensions): Adjust caller.
9026 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
9028 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
9029 Transform all "* quoted-c-code" to { c-code }.
9030 Remove redundant test for "optimize" in combine patterns.
9031 Move (include "avr-dimode.md") to end of file.
9033 2012-01-30 Bin Cheng <bin.cheng@arm.com>
9036 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
9037 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
9039 2012-01-30 Richard Guenther <rguenther@suse.de>
9041 PR tree-optimization/52028
9042 * tree-loop-distribution.c (ldist_gen): Properly update
9045 2012-01-30 Jakub Jelinek <jakub@redhat.com>
9048 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
9049 set_cur_line_info_table if not emitting debug info.
9051 PR tree-optimization/52046
9052 * tree-vect-patterns.c (check_bool_pattern): Give up if
9053 a comparison could throw.
9056 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
9058 2012-01-30 Richard Guenther <rguenther@suse.de>
9060 PR tree-optimization/52045
9061 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
9062 SSA form if cfgcleanup did anything.
9064 2012-01-30 Richard Guenther <rguenther@suse.de>
9066 PR tree-optimization/52045
9067 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
9068 before computing final todo.
9070 2012-01-30 Richard Guenther <rguenther@suse.de>
9072 PR tree-optimization/51528
9073 * tree-sra.c (sra_modify_assign): Re-factor in preparation
9076 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
9078 * df-problems.c (df_kill_notes): Check that the use refers
9079 to the note under examination.
9081 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
9084 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
9085 parameter and use short-lived pseudos.
9086 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
9087 (sparc_expand_vector_init): Const-ify local variables and adjust
9088 calls to above functions.
9090 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
9092 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
9094 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
9096 * doc/invoke.texi: Make usage of "compile time" and
9097 "run time"/"runtime" consistent throughout the file.
9099 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
9101 * config/alpha/alpha.c (alpha_option_override): Default to
9102 full IEEE compliance mode for Go language.
9104 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
9106 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
9107 (LINK_SSP_SPEC): Define.
9109 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9112 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
9115 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
9117 * doc/invoke.texi: Correct hyphenation of "floating point",
9118 "double precision", and related terminology throughout the file.
9120 2012-01-28 Jakub Jelinek <jakub@redhat.com>
9123 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
9124 arm_general_register_operand predicate for operand 2 instead of
9127 2012-01-27 Ian Lance Taylor <iant@google.com>
9130 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
9131 * builtins.c (expand_builtin_init_trampoline): Add onstack
9132 parameter. Change caller.
9133 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
9134 * tree.c (build_common_builtin_nodes): Declare
9135 __builtin_init_heap_trampoline.
9137 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
9139 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
9140 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
9141 * config/avr/avr.c: Ditto.
9142 (avr_regnames): Remove because unused.
9143 * config/avr/avr.md (*cpse.ne): New peephole.
9144 (*cpse.eq): New peephole from former cpse peepholes.
9146 2012-01-27 Michael Eager <eager@eagercon.com>
9148 * config/microblaze.c (microblaze_emit_compare): Correct
9149 test after pcmp instruction.
9151 2012-01-27 Richard Guenther <rguenther@suse.de>
9153 PR tree-optimization/52020
9154 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
9156 2012-01-27 Richard Guenther <rguenther@suse.de>
9158 * ipa-pure-const.c (check_stmt): Clobbers do not make a
9159 function non-const/pure.
9161 2012-01-27 Richard Guenther <rguenther@suse.de>
9163 PR tree-optimization/50444
9164 * tree-sra.c (build_ref_for_offset): Properly adjust the
9165 MEM_REF type for unaligned accesses.
9167 2012-01-27 Richard Guenther <rguenther@suse.de>
9169 PR tree-optimization/50444
9170 * expr.c (mem_ref_refers_to_non_mem_p): New function.
9171 (expand_assignment): Use it. Properly handle misaligned
9172 bases when expanding stores to component references.
9173 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
9176 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
9179 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
9180 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
9181 * tree-data-ref.c (find_data_references_in_loop): Make static.
9182 (compute_all_dependences): Change return type to bool. Bail out
9183 for too many datarefs in a loop. Move the hunk resetting the data
9184 dependences vector from ...
9185 (compute_data_dependences_for_loop): ... here. Account for
9186 compute_all_dependences returning false.
9187 (compute_data_dependences_for_bb): Likewise.
9188 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
9189 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
9191 2012-01-27 Richard Guenther <rguenther@suse.de>
9194 * expr.c (store_field): Use the alias-set of the scratch memory
9197 2012-01-27 Tom de Vries <tom@codesourcery.com>
9199 PR tree-optimization/51990
9200 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9202 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
9204 2012-01-27 Jakub Jelinek <jakub@redhat.com>
9207 * var-tracking.c (reverse_op): Don't add any reverse operation
9208 if V already has any constant locations.
9210 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
9212 * doc/invoke.texi: Correct usage of "command line" (noun)
9213 vs "command-line" (adjective) throughout.
9215 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
9217 * doc/invoke.texi (Language Independent Options): Move
9218 -Wcoverage-mismatch blurb from here....
9219 (Warning Options): ...to here.
9221 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
9223 * config/rs6000/rs6000.c (rs6000_option_override_internal):
9224 Set rs6000_always_hint to false for 476.
9226 2012-01-27 Matthias Klose <doko@ubuntu.com>
9228 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
9230 * incpath.c (add_standard_paths): Likewise.
9232 2012-01-27 Richard Henderson <rth@redhat.com>
9234 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9235 * config/m68k/sync.md (atomic_test_and_set): Rename from
9236 sync_test_and_setqi and adjust the operands.
9237 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
9238 and unconditionally enable.
9240 2012-01-27 Richard Henderson <rth@redhat.com>
9242 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9243 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
9244 (ldstub): Rename from ldstubqi.
9245 (ldstub<I24MODE>): Remove.
9247 2012-01-27 Richard Henderson <rth@redhat.com>
9249 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9250 * c-cppbuiltin.c (cpp_atomic_builtins): Define
9251 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
9252 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
9253 * doc/tm.texi: Rebuild.
9255 2012-01-27 Richard Henderson <rth@redhat.com>
9257 * optabs.c (gen_atomic_test_and_set): Remove default.
9258 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
9260 2012-01-26 Jakub Jelinek <jakub@redhat.com>
9262 PR rtl-optimization/51978
9263 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
9264 (combine_reaching_defs): Likewise.
9265 (struct re_info): Remove.
9266 (add_removable_extension): Remove x and data arguments,
9267 add insn, insn_list and def_map. Use the arguments directly
9268 instead of using struct re_info.
9269 (find_removable_extensions): Don't call add_removable_extension
9270 through note_stores, instead just call it with single_set
9272 (find_and_remove_re): Pass curr_cand->expr instead of
9273 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
9275 2012-01-26 Michael Matz <matz@suse.de>
9277 PR tree-optimization/46590
9278 * cfgexpand.c: Revert last change (r183305).
9279 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
9281 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
9282 checking for emptiness.
9284 2012-01-26 Jakub Jelinek <jakub@redhat.com>
9287 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
9288 non-addressable non-BLKmode base correctly.
9290 2012-01-26 Michael Matz <matz@suse.de>
9292 PR tree-optimization/48794
9293 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
9294 regions referenced from RESX/EH_DISPATCH.
9296 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9298 * config/s390/s390.h: Make BRANCH_COST an option.
9299 * config/s390/s390.opt: New option -mbranch-cost.
9301 2012-01-26 Richard Henderson <rth@redhat.com>
9303 Revert 2012-01-24 change:
9304 * trans-mem.c (requires_barrier): Do not instrument thread local
9305 variables and emit save/restore for them.
9307 2012-01-25 Jakub Jelinek <jakub@redhat.com>
9310 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
9313 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
9315 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
9318 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
9321 Rename __pgm to __flash.
9322 Rename __pgm1 to __flash1.
9323 Rename __pgm2 to __flash2.
9324 Rename __pgm3 to __flash3.
9325 Rename __pgm4 to __flash4.
9326 Rename __pgm5 to __flash5.
9327 Rename __pgmx to __memx.
9328 * doc/extend.texi (AVR Named Address Spaces)
9329 Rename address space names as indicated above.
9330 * config/avr/avr.c (avr_addrspace): Ditto.
9332 * config/avr/avr-protos.h
9333 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
9334 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
9335 * config/avr/predicates.md: Ditto.
9336 * config/avr/avr.c Ditto, and
9337 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
9338 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
9340 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
9341 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
9342 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
9343 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
9344 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
9345 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
9346 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
9347 * config/avr/avr.c: Ditto.
9348 * config/avr/avr.md: Ditto.
9350 2012-01-25 Jason Merrill <jason@redhat.com>
9353 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
9355 2012-01-25 Jakub Jelinek <jakub@redhat.com>
9357 PR tree-optimization/51987
9358 * tree-data-ref.c (get_references_in_stmt): Handle references in
9359 non-volatile GIMPLE_ASM.
9361 2012-01-25 Richard Guenther <rguenther@suse.de>
9363 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
9364 bases are dereferenced.
9366 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
9368 PR rtl-optimization/48374
9369 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
9371 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
9373 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
9374 compute_data_dependences_for_loop returns false.
9375 * tree-parloops.c (loop_parallel_p): Likewise.
9377 2012-01-25 Richard Guenther <rguenther@suse.de>
9379 * tree.h (get_pointer_alignment_1): Declare.
9380 * builtins.c (get_pointer_alignment_1): New function.
9381 (get_pointer_alignment): Use it.
9383 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9385 PR rtl-optimization/48308
9386 * combine.c (enum undo_kind): Add UNDO_LINKS.
9387 (struct undo): Add member l to other_contents and where.
9388 (do_SUBST_LINK): New.
9390 (try_combine): Handle LOG_LINKS for the dummy i1 case.
9391 (undo_all): Handle UNDO_LINKS.
9393 2012-01-25 Richard Henderson <rth@redhat.com>
9395 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
9398 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9400 * optabs.c (gen_atomic_test_and_set): Use each argument.
9402 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9404 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
9405 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
9406 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
9407 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
9408 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
9409 TARGET_PAIRED_SINGLE_FLOAT.
9411 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9413 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
9414 (in_struct, return_val): Remove MEM documentation.
9415 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
9416 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
9417 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
9419 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
9420 * cfgexpand.c (add_alias_set_conflicts): Likewise.
9421 * expr.c (store_field): Likewise.
9422 * function.c (assign_stack_temp_for_type): Likewise.
9423 * ifcvt.c (noce_try_cmove_arith): Likewise.
9424 * reload1.c (reload): Likewise.
9425 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
9426 (alpha_set_memflags): Likewise.
9427 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
9429 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9431 * rtl.h (true_dependence, canon_true_dependence): Remove varies
9433 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
9434 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
9435 (true_dependence_1, true_dependence, canon_true_dependence): Remove
9437 * cselib.c (cselib_rtx_varies_p): Delete.
9438 (cselib_invalidate_mem): Update call to canon_true_dependence.
9439 * dse.c (record_store, check_mem_read_rtx): Likewise.
9440 (scan_reads_nospill): Likewise.
9441 * cse.c (check_dependence): Likewise.
9442 (cse_rtx_varies_p): Delete.
9443 * expr.c (safe_from_p): Update call to true_dependence.
9444 * ira.c (validate_equiv_mem_from_store): Likewise.
9445 (memref_referenced_p): Likewise.
9446 * postreload-gcse.c (find_mem_conflicts): Likewise.
9447 * sched-deps.c (sched_analyze_2): Likewise.
9448 * store-motion.c (load_kills_store): Likewise.
9449 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
9450 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9451 (compute_transp): Update call to canon_true_dependence.
9453 2012-01-25 Richard Henderson <rth@redhat.com>
9455 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
9456 (maybe_emit_atomic_test_and_set): New.
9457 (expand_sync_lock_test_and_set): Use it.
9458 (expand_atomic_test_and_set): Likewise.
9459 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
9460 the implementation; clarify implementation defined details.
9461 * doc/md.texi (atomic_test_and_set): Document.
9463 2012-01-25 Richard Henderson <rth@redhat.com>
9465 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
9467 2012-01-25 Richard Henderson <rth@redhat.com>
9470 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
9471 to effect no-op split.
9473 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
9476 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
9477 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
9478 (BT_FN_VOID_PTR_INT_SIZE): New.
9479 (BT_FN_UINT_UINT_VAR): Remove.
9480 (BT_FN_UINT32_UINT32_VAR): New.
9481 (BT_FN_DOUBLE_VPTR): Remove.
9482 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
9484 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
9485 (_ITM_changeTransactionMode): Same.
9486 (_ITM_memmoveRtWt): Change return type to void.
9487 (_ITM_memcpyRtWt): Same.
9488 (_ITM_memsetW): Same.
9489 (_ITM_RaRD): Change types to double.
9494 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
9496 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
9497 Patrick Marlier <patrick.marlier@gmail.com>
9499 * trans-mem.c (requires_barrier): Do not instrument thread local
9500 variables and emit save/restore for them.
9502 2012-01-24 Jason Merrill <jason@redhat.com>
9505 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
9506 output static aliases.
9508 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9511 * common.opt (-pie, -shared, pie, shared): Change from Common to
9513 * gcc.c (display_help): Display help for -pie and -shared.
9515 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
9518 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
9519 Remove note on size/offset limitation.
9520 (AVR Variable Attributes): Add example how to read data located
9521 with progmem. Refer to named address spaces.
9522 * doc/invoke.texi (AVR Options): Fix typo.
9524 2012-01-24 Richard Guenther <rguenther@suse.de>
9526 Forward-port to trunk
9527 2010-09-21 Jakub Jelinek <jakub@redhat.com>
9530 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
9531 op0 isn't sufficiently aligned and there is movmisalignM
9532 insn for mode, use it to load op0 into a temporary register.
9534 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9537 * target.def (const_not_ok_for_debug_p): New hook.
9538 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
9540 * doc/tm.texi: Regenerated.
9541 * dwarf2out.c (const_ok_for_output_1): If
9542 targetm.const_not_ok_for_debug_p returns true, fail.
9543 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
9545 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
9547 2012-01-23 Kai Tietz <ktietz@redhat.com>
9550 * config/i386/predicates.md (symbolic_operand): Allow
9551 UNSPEC_PCREL as PIC expression for lea.
9552 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
9553 * config/i386/i386.c (ix86_delegitimize_address): Handle
9554 UNSPEC_PCREL for none-MEM, too.
9556 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9558 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
9559 (ipa_tm_create_version_alias): Same.
9561 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
9564 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
9565 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
9567 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9568 Patrick Marlier <patrick.marlier@gmail.com>
9569 Iain Sandoe <developer@sandoe-acoustics.co.uk>
9572 * lto-wrapper.c (run_gcc): Pass the LTO section name to
9573 simple_object_start_read.
9575 2012-01-23 Richard Guenther <rguenther@suse.de>
9578 PR tree-optimization/51895
9579 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
9580 parameter decomposition into BLKmode components.
9582 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
9584 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
9585 fake variables for restrict-qualified pointers whose pointed-to type
9586 contains a placeholder.
9588 2012-01-23 Richard Guenther <rguenther@suse.de>
9590 PR tree-optimization/51949
9591 * ipa-split.c (execute_split_functions): Do not split malloc functions.
9593 2012-01-23 Jakub Jelinek <jakub@redhat.com>
9595 PR rtl-optimization/51933
9596 * ree.c (transform_ifelse): Return true right away if dstreg is
9597 already wider or equal to cand->mode.
9598 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
9599 (make_defs_and_copies_lists): Remove defs_list and copies_list
9600 arguments, add state argument, just truncate state->work_list
9601 instead of always allocating and freeing the vector. Assert that
9602 get_defs succeeds instead of returning 2. Changed return type to bool.
9603 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
9604 have ext_src_mode, see if it has been modified already with the
9605 right kind of extension and has been extended before from the
9606 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
9607 just return true. Remember the original mode in state->modified array.
9608 (combine_reaching_defs): Add state argument. Don't allocate and
9609 free here def_list, copied_list and vec vectors, instead just
9610 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
9611 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
9612 Add state variable, clear vectors in it, initialize state.modified
9613 if needed. Free all the vectors at the end and state.modified too.
9614 Don't skip a candidate if the extension expression has been modified.
9616 2012-01-22 Douglas B Rupp <rupp@gnat.com>
9619 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
9620 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
9621 (extra_options) interix.opt -> i386/interix.opt"
9622 (extra_objs):Add winnt-stubs.o
9623 * configure.ac: Add interix to target_os .comm on PE check.
9624 * configure: Regenerate.
9625 * config/interix3.h: Delete and move bits to..
9626 * config/interix.h: Delete and move bits to..
9627 * config/i386/i386-interix3.h: Delete and move bits to..
9628 * config/i386/i386-interix.h: ..here.
9629 (TARGET_CPU_DEFAULT): Remove redefinition.
9630 (TARGET_ASM_CONSTRUCTOR): Undefine.
9631 (SUBTARGET_SWITCHES): Define for ms-bitfields.
9632 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
9633 (PTRDIFF_TYPE): Define.
9634 (LONG_DOUBLE_TYPE_SIZE): Define.
9635 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
9636 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
9637 (TARGET_SECTION_TYPE_FLAGS): Define.
9638 (ASM_DECLARE_FUNCTION_NAME): Define.
9639 (ASM_OUTPUT_EXTERNAL): Define.
9640 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9641 (ASM_OUTPUT_ALIGNED_BSS): Define.
9642 (PCC_BITFIELD_TYPE_MATTERS): Define.
9643 (USE_CONST_SECTION): Define.
9644 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
9645 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9646 (SUPPORTS_ONE_ONLY): Remove.
9647 (I386_PE_STRIP_ENCODING): Define.
9648 * config/interix.opt: Delete and move bits to..
9649 * config/i386/interix.opt: ..here. New.
9650 (mpe-aligned-commons): Add.
9651 * config/i386/t-interix: Add copyright header.
9652 (winnt-stubs.o): Add rule.
9654 2012-01-22 Jason Merrill <jason@redhat.com>
9657 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
9658 for extra name aliases.
9660 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
9662 PR rtl-optimization/51924
9663 * ree.c (combine_set_extension): Improve debugging message.
9664 (combine_reaching_defs): Likewise.
9665 (get_defs): Rename confusingly named variable.
9666 (find_and_remove_re): Skip a candidate if the extension expression has
9669 2012-01-21 Robert Millan <rmh@gnu.org>
9670 Gerald Pfeifer <gerald@pfeifer.com>
9672 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
9673 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
9675 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9677 PR tree-optimization/51914
9678 * tree-vect-stmts.c (vectorizable_conversion): For
9679 cvt_type && modifier == WIDEN, put temporary with cvt_type
9680 at the beginning of vec_dsts and set vec_dest to temporary
9683 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
9685 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
9687 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
9689 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
9690 * config/rs6000/rs6000.c: Likewise.
9692 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9695 * config/arm/arm.c (arm_count_output_move_double_insns): Call
9696 output_move_double on a copy of operands array.
9698 2012-01-20 Cary Coutant <ccoutant@google.com>
9699 Dodji Seketeli <dodji@redhat.com>
9702 * dwarf2out.c (copy_declaration_context): Return ref to parent
9703 of declaration DIE, if necessary.
9704 (remove_child_or_replace_with_skeleton): Add new parameter; update
9705 caller. Place skeleton DIE under parent DIE of original declaration.
9706 Move call to copy_declaration_context to here ...
9707 (break_out_comdat_types): ... from here.
9709 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9711 PR rtl-optimization/51856
9712 * reload.c (find_reloads_subreg_address): Set the address_reloaded
9715 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9718 * config/arm/arm.c (arm_print_operand): Correct output of alignment
9719 hints for neon loads and stores.
9721 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
9725 * doc/extend.texi (Named Address Spaces): Split into subsections.
9726 (AVR Named Address Spaces): New subsection.
9727 (M32C Named Address Spaces): New subsection.
9728 (RL78 Named Address Spaces): New subsection.
9729 (SPU Named Address Spaces): New subsection.
9730 (Variable Attributes): New anchor "AVR Variable Attributes".
9731 (AVR Variable Attributes): Rewrite and avoid wording
9732 "address space" in this context.
9733 * doc/invoke.texi (AVR Options): Rewrite and add documentation
9734 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
9735 (AVR Built-in Macros): New subsubsection therein.
9736 * doc/md.texi (AVR constraints): Remove "C04", "R".
9738 2012-01-20 Richard Guenther <rguenther@suse.de>
9740 PR tree-optimization/51903
9741 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
9742 when removing stmts.
9744 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9747 * config/arm/arm.c (arm_load_pic_register): Use
9748 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
9749 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
9750 (arm_pic_static_addr): Likewise.
9751 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
9752 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
9753 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
9754 (pic_load_addr_unified): New.
9756 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
9759 * function.c (instantiate_virtual_regs_in_insn): Use
9760 delete_insn_and_edges when removing a wrong asm insn.
9762 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
9764 PR rtl-optimization/40761
9765 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
9766 Add new member loop_num.
9767 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
9768 (ira_build): Remove the parameter.
9770 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
9771 (ira.c): Do not build CFG loops for one region allocation. Remove
9772 argument from ira_build call.
9774 * ira-build.c (init_loop_tree_node): New function.
9775 (create_loop_tree_nodes): Use it. Separate the case when CFG
9776 loops are not built.
9777 (more_one_region_p): Check current_loops.
9778 (finish_loop_tree_nodes): Separate the case when CFG loops are not
9780 (add_loop_to_tree): Process loop equal to NULL too.
9781 (form_loop_tree): Separate the case when CFG loops are not built.
9782 Use explicitly number for the root.
9783 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
9785 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
9786 instead of loop->num.
9787 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
9788 (mark_all_loops_for_removal): Ditto.
9789 (remove_unnecessary_regions): Separate the case when CFG loops
9791 (ira_build): Remove the parameter. Use explicit number of regions
9792 when CFG loops are not built.
9794 * ira-color.c (print_loop_title): Separate the case for the root node.
9795 Use loop_num instead of loop->num.
9796 (move_spill_restore): Use loop_num instead of loop->num.
9798 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
9799 (change_loop): Ditto.
9800 (change_loop): Use loop_num instead of loop->num.
9802 * ira-lives.c (process_bb_node_lives): Ditto.
9804 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
9806 * ira-conflicts.c (print_allocno_conflicts): Ditto.
9808 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9811 * tree-mudflap.c (mf_artificial): New function.
9812 (execute_mudflap_function_ops, execute_mudflap_function_decls,
9813 mx_register_decls, mudflap_enqueue_decl): Use it.
9816 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
9817 numbers in the insn pattern.
9819 2012-01-19 Michael Matz <matz@suse.de>
9821 PR tree-optimization/46590
9822 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
9823 use it in remembering which conflicts we already created.
9824 (add_scope_conflicts): Adjust call to above, (de)allocate helper
9827 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
9830 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
9831 (merge_and_complain): Same.
9833 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9836 * config/initfini-array.h: Guard content of the header
9837 with #ifdef HAVE_INITFINI_ARRAY.
9838 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
9839 Add initfini-array.h to tm_file here.
9840 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
9841 * config.gcc: Don't add initfini-array.h to tm_file here.
9842 * configure: Regenerated.
9844 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
9846 PR rtl-optimization/51505
9847 * df-problems.c (df_kill_notes): New parameter live. Update comment.
9848 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
9849 (df_note_bb_compute): Update the call to df_kill_notes.
9851 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
9853 * trans-mem.c (requires_barrier): Remove call to is_global_var.
9855 2012-01-18 Richard Guenther <rguenther@suse.de>
9857 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
9858 of conversions to void *.
9860 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9861 Richard Sandiford <rdsandiford@googlemail.com>
9865 * optabs.h (simplify_expand_binop): Declare.
9866 * optabs.c (simplify_expand_binop): Make global.
9867 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
9868 endian targets if the source cannot be exactly covered by word
9871 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9874 * hard-reg-set.h (struct hard_reg_set_container): New type.
9875 * target.h (struct hard_reg_set_container): Forward declare.
9876 * target.def (set_up_by_prologue): New target hook.
9877 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
9878 * doc/tm.texi: Regenerated.
9879 * function.c (thread_prologue_and_epilogue_insns): Change
9880 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
9881 Call targetm.set_up_by_prologue on it.
9882 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
9883 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
9885 2012-01-17 Nick Clifton <nickc@redhat.com>
9887 * config/rx/rx.c (rx_can_use_simple_return): New function.
9888 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
9889 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
9891 2012-01-17 Richard Guenther <rguenther@suse.de>
9894 * expr.c (expand_assignment): Take address-space information
9895 from the address operand of MEM_REF and TARGET_MEM_REF.
9896 (expand_expr_real_1): Likewise.
9898 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9900 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
9901 reload dump is requested.
9903 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
9906 * trans-mem.c (requires_barrier): Call may_be_aliased.
9908 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9910 PR tree-optimization/51877
9911 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
9912 call arguments and fndecls compare equal, instead return false if they
9913 don't. Return true only if lhs1 and lhs2 are either both NULL, or
9914 both SSA_NAMEs that are valueized the same, or they satisfy
9917 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9919 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
9921 * configure: Regenerate.
9923 2012-01-16 Jan Hubicka <jh@suse.cz>
9927 * convert.c (convert_to_integer): Use fold_convert for
9928 converting an INTEGER_CST to integer type.
9930 2012-01-16 Jason Merrill <jason@redhat.com>
9933 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
9935 2012-01-16 Jakub Jelinek <jakub@redhat.com>
9938 * config/s390/s390.c (s390_chunkify_start): Don't skip
9939 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
9940 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
9941 If insn is followed by NOTE_INSN_VAR_LOCATION or
9942 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
9943 Don't use location of note insns.
9945 PR tree-optimization/51865
9946 * tree-inline.c (tree_function_versioning): Call remap_decl
9947 on DECL_RESULT whenever it has VOID_TYPE_P type.
9949 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9951 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
9952 for calls to locally-binding MIPS16 functions if only the return
9953 type uses float regs.
9955 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
9956 Richard Sandiford <rdsandiford@googlemail.com>
9958 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
9959 (SYMBOL_32_HIGH): Likewise.
9960 (mips_output_tls_reloc_directive): Declare.
9961 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
9962 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
9963 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
9964 (mips_lo_relocs, mips_hi_relocs): Make extern.
9965 (mips16_stub_function): Move up file.
9966 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
9967 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
9968 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
9969 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
9970 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
9971 (mips_get_tp): Add MIPS16 support.
9972 (mips_legitimize_tls_address): Remove MIPS16 sorry().
9973 Generalize DTPREL and TPREL handling.
9974 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
9975 Add MIPS16 TLS support.
9976 (mips_output_tls_reloc_directive): New function.
9977 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
9978 * config/mips/predicates.md (symbolic_operand_with_high)
9979 (tls_reloc_operand): New predicates.
9980 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
9981 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
9982 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
9983 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
9984 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
9985 (*tls_get_tp_mips16_call_<mode>): Likewise.
9987 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
9989 PR rtl-optimization/51821
9990 * recog.c (peep2_find_free_register): Determine clobbered registers
9993 2012-01-14 Denis Chertykov <chertykov@gmail.com>
9996 * config/avr/avr-protos.h: Revert change of 2012-01-09.
9997 * config/avr/avr.c: Likewise.
9998 * config/avr/avr.h: Likewise.
10000 2012-01-13 Ian Lance Taylor <iant@google.com>
10003 * tree.h (TYPE_QUALS): Add cast to int.
10004 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
10006 2012-01-13 Ian Lance Taylor <iant@google.com>
10008 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
10009 comparing param_index to VEC_length result.
10011 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
10013 * c-decl.c: Do not include tree-mudflap.h
10014 * tree-optimize.c: Likewise.
10015 * Makefile.in: Update dependencies.
10017 2012-01-13 Richard Guenther <rguenther@suse.de>
10020 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
10021 variable-sized result always use RSO.
10023 2012-01-12 DJ Delorie <dj@redhat.com>
10025 * cfgexpand.c (convert_debug_memory_address): Allow any valid
10026 pointer type, not just the default pointer type.
10028 2012-01-09 Richard Henderson <rth@redhat.com>
10029 Denis Chertykov <chertykov@gmail.com>
10032 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
10033 * config/avr/avr.c (avr_can_eliminate): Simplify.
10034 (avr_initial_elimination_offset): Likewise.
10035 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
10036 (expand_epilogue): Likewise.
10037 (avr_legitimize_address): Gut.
10038 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
10039 (avr_hard_regno_nregs): New.
10040 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
10041 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
10042 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
10043 add soft frame pointer.
10044 (CALL_USED_REGISTERS): Likewise.
10045 (REG_CLASS_CONTENTS): Likewise.
10046 (REGISTER_NAMES): Likewise.
10047 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
10048 (HARD_FRAME_POINTER_REGNUM): New.
10049 (FRAME_POINTER_REGNUM): Use soft frame pointer.
10050 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
10051 remove the HARD_FRAME_POINTER self-elimination.
10053 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
10056 * config/avr/avr.c (avr_encode_section_info): Test for absence of
10057 DECL_EXTERNAL when checking for initializers of progmem variables.
10059 2012-01-12 Ira Rosen <irar@il.ibm.com>
10061 PR tree-optimization/51799
10062 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
10063 that the last operation is a type demotion.
10065 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
10067 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
10068 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
10070 2012-01-11 Jakub Jelinek <jakub@redhat.com>
10073 * combine.c (distribute_notes): If i3 is a noreturn call,
10074 allow old_size to be equal to args_size and make sure the
10075 noreturn call gets REG_ARGS_SIZE note.
10076 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
10077 on noreturn calls even when the delta is 0.
10079 2012-01-11 Nathan Sidwell <nathan@acm.org>
10081 * gcov.c (STRING_SIZE): Remove.
10082 (generate_results): Erase annotations for source files with no
10083 coverage information.
10085 (output_lines): Use it.
10087 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
10089 * gimple.h (gimplify_body): Remove first argument.
10090 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
10091 pointer set here, instead just pass DATA to walk_tree.
10092 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
10093 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
10094 (unvisit_body): Likewise, but with unmark_visited.
10095 (gimplify_body): Remove BODY_P argument and adjust.
10096 (gimplify_function_tree): Adjust call to gimplify_body.
10097 * omp-low.c (finalize_task_copyfn): Likewise.
10099 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
10101 * tree.h (build_function_decl_skip_args): Add boolean parameter.
10102 (build_function_type_skip_args): Delete.
10103 * tree.c (build_function_type_skip_args): Make static and add
10104 SKIP_RETURN parameter. Fix thinko in the handling of variants.
10105 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
10106 pass it to build_function_type_skip_args.
10107 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
10108 (tree_function_versioning): Likewise.
10109 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
10110 build_function_decl_skip_args.
10111 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
10112 and pass it to build_function_decl_skip_args/tree_function_versioning.
10113 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
10114 * ipa-inline-transform.c (save_inline_function_body): Likewise.
10115 * trans-mem.c (ipa_tm_create_version): Likewise.
10116 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
10117 * tree-inline.c (declare_return_variable): Remove always-true test.
10118 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
10119 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
10120 * ipa-split.c (split_function): Skip the return value for the split
10121 part if it doesn't return.
10123 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10125 PR tree-optimization/49642
10126 * ipa-split.c (forbidden_dominators): New variable.
10127 (check_forbidden_calls): New function.
10128 (dominated_by_forbidden): Likewise.
10129 (consider_split): Check for forbidden dominators.
10130 (execute_split_functions): Initialize and free forbidden
10131 dominators info; call check_forbidden_calls.
10133 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10135 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
10137 2012-01-11 Nick Clifton <nickc@redhat.com>
10139 * config/rx/rx.md (return): Define pattern.
10141 2012-01-11 Richard Guenther <rguenther@suse.de>
10143 * doc/extend.texi (malloc attribute): Adjust according to
10146 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
10147 Patrick Marlier <patrick.marlier@gmail.com>
10149 PR middle-end/51516
10150 * trans-mem.c (get_cg_data): Traverse aliases if requested.
10151 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
10152 (ipa_tm_note_irrevocable): Same.
10153 (ipa_tm_scan_irr_block): Same.
10154 (ipa_tm_decrement_clone_counts): Same.
10155 (ipa_tm_scan_irr_function): Same.
10156 (ipa_tm_create_version_alias): Same.
10157 (ipa_tm_create_version): Same.
10158 (ipa_tm_transform_calls_redirect): Same.
10159 (ipa_tm_transform_calls): Same.
10160 (ipa_tm_transform_transaction): Same.
10161 (ipa_tm_execute): Same.
10163 2012-01-10 Richard Guenther <rguenther@suse.de>
10165 PR middle-end/51806
10166 * opts.c (common_handle_option): Handle -Werror.
10168 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
10170 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
10173 2012-01-10 Jason Merrill <jason@redhat.com>
10175 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
10178 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10180 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
10181 supports R_386_TLS_GD_PLT reloc.
10182 (gcc_cv_as_ix86_tlsldmplt): Check if linker
10183 supports R_386_TLS_LDM_PLT reloc.
10184 * configure: Regenerate.
10185 * config.in: Regenerate.
10187 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
10190 Extend __pgmx semantics to linearize memory.
10191 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
10192 determine if code comes inline or from libgcc.
10193 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
10194 (movmem_qi, movmem_qi): Set constraint #2 to "n".
10195 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
10196 (movmemx_qi, movmemx_hi): New insns.
10197 (xload_<mode>_libgcc): Rewrite to new insn condition.
10198 (xload_<mode>): Remove insns.
10199 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
10200 cases that don't satisfy avr_xload_libgcc_p().
10201 (avr_addr_space_convert): Allow converting in any direction.
10202 (avr_addr_space_subset_p): Return always true.
10203 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
10204 (avr_emit_movmemhi): Ditto.
10205 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
10206 (avr_out_movmem): Ditto.
10207 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
10208 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
10209 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
10210 (avr_encode_section_info): Encode 'progmem' in symbol flags.
10211 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
10213 2012-01-10 Richard Guenther <rguenther@suse.de>
10215 PR tree-optimization/50913
10216 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
10217 Require data-refs to be representable by Graphite with respect
10220 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
10222 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
10223 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
10225 2012-01-10 Tom de Vries <tom@codesourcery.com>
10227 PR rtl-optimization/51271
10228 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
10229 handling annulled branch.
10231 2012-01-10 Richard Henderson <rth@redhat.com>
10233 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
10234 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
10235 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
10236 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
10237 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
10238 arm_expand_vec_perm_const): New.
10239 * config/arm/arm-protos.h: Update.
10240 * config/arm/neon.md (UNSPEC_VCONCAT): New.
10241 (*neon_vswp<VDQX>): New.
10242 (neon_vcombine<VDX>): Use neon_split_vcombine.
10243 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
10244 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
10245 (vec_perm<VE>): New.
10247 2012-01-10 Richard Henderson <rth@redhat.com>
10249 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
10250 use it if reload_completed.
10251 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
10252 arm_output_asm_insn, arm_process_output_memory_barrier,
10253 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
10254 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
10255 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
10256 arm_process_output_sync_insn, arm_output_sync_insn,
10257 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
10258 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
10259 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
10260 (emit_unlikely_jump): New.
10261 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
10262 (arm_split_atomic_op): New.
10263 * config/arm/arm-protos.h: Update.
10264 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
10265 (struct arm_sync_generator): Remove.
10266 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
10267 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
10268 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
10269 (VUNSPEC_LL, VUNSPEC_SC): New.
10270 (sync_result, sync_memory, sync_required_value, sync_new_value,
10271 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
10272 (attr length): Don't use arm_sync_loop_insns.
10273 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
10274 (movsfcc, movdfcc): Likewise.
10275 * config/arm/constraints.md (Ua): New.
10276 * config/arm/prediates.md (mem_noofs_operand): New.
10277 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
10278 (sync_clobber, sync_t2_reqd): Remove.
10279 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
10280 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
10281 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
10282 (arm_sync_compare_and_swap<SIDI>): Remove.
10283 (arm_sync_compare_and_swap<NARROW>): Remove.
10284 (arm_sync_lock_test_and_set<SIDI>): Remove.
10285 (arm_sync_lock_test_and_set<NARROW>): Remove.
10286 (arm_sync_new_<syncop><SIDI>): Remove.
10287 (arm_sync_new_<syncop><NARROW>): Remove.
10288 (arm_sync_new_nand<SIDI>): Remove.
10289 (arm_sync_new_nand<NARROW>): Remove.
10290 (arm_sync_old_<syncop><SIDI>): Remove.
10291 (arm_sync_old_<syncop><NARROW>): Remove.
10292 (arm_sync_old_nand<SIDI>): Remove.
10293 (arm_sync_old_nand<NARROW>): Remove.
10294 (*memory_barrier): Merge arm_output_memory_barrier.
10295 (atomic_compare_and_swap<QHSD>): New.
10296 (atomic_compare_and_swap<NARROW>_1): New.
10297 (atomic_compare_and_swap<SIDI>_1): New.
10298 (atomic_exchange<QHSD>): New.
10299 (cas_cmp_operand, cas_cmp_str): New.
10300 (atomic_op_operand, atomic_op_str): New.
10301 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
10302 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
10303 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
10304 (arm_load_exclusive<NARROW>): New.
10305 (arm_load_exclusivesi, arm_load_exclusivedi): New.
10306 (arm_store_exclusive<QHSD>): New.
10308 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10310 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
10311 reload patterns if -mvsx-scalar-memory.
10313 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
10314 generated, even -mno-vsx-scalar-double was used.
10315 (vsx_xscvdpsp_scalar): Likewise.
10316 (vsx_xscvspdp_scalar2): Likewise.
10318 2012-01-09 Tom de Vries <tom@codesourcery.com>
10319 Andrew Pinski <apinski@cavium.com>
10322 * reorg.c (fill_slots_from_thread): Don't speculate
10323 frame-related insns.
10325 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
10327 * sched-int.h (bb_note): Move to...
10328 * basic-block.h: ...here.
10329 * haifa-sched.c (bb_note): Move to...
10330 * cfgrtl.c: ...here.
10331 * function.c (next_block_for_reg): New function.
10332 (move_insn_for_shrink_wrap): Likewise.
10333 (prepare_shrink_wrap): Rewrite to use the above.
10335 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
10337 * gimple.c (is_gimple_non_addressable): Remove.
10338 * gimple.h: Remove is_gimple_non_addressable.
10339 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
10340 is_gimple_non_addressable.
10341 * trans-mem.c (expand_assign_tm): Same.
10343 2012-01-09 Richard Guenther <rguenther@suse.de>
10345 PR tree-optimization/51775
10346 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
10347 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
10349 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10351 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
10353 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
10355 2012-01-09 Richard Guenther <rguenther@suse.de>
10357 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
10359 2012-01-08 Jan Hubicka <jh@suse.cz>
10361 PR tree-optimize/51680
10362 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
10363 on when known_vals needs to be computed; cleanup.
10365 2012-01-08 Jan Hubicka <jh@suse.cz>
10367 PR tree-optimize/51694
10368 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
10370 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
10372 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
10373 for -std=c++98 and -std=c++11 too.
10375 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
10377 * cfgloop.c (cancel_loop): Add free() of bbs array.
10379 2012-01-07 Jan Hubicka <jh@suse.cz>
10381 PR tree-optimization/51600
10382 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
10383 that benefits small functions.
10385 2012-01-07 Jan Hubicka <jh@suse.cz>
10387 * ipa-inline.c (want_inline_small_function_p): Fix formating.
10389 2012-01-07 Jan Hubicka <jh@suse.cz>
10391 PR tree-optimization/51680
10392 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
10393 whose inlining reduce unit size.
10395 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
10398 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
10399 Add canonical node to containing_mem chain after the non-canonical
10400 one, even if there weren't any locs to propagate.
10401 (remove_useless_values): Keep only canonical values.
10402 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
10403 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
10404 canonicalize mem_chain elements that are not discarded.
10406 2012-01-06 Jakub Jelinek <jakub@redhat.com>
10409 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
10410 before emitting functions.
10412 PR gcov-profile/50127
10413 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
10414 clear_aux_for_blocks.
10416 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
10419 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
10421 2012-01-06 Arnaud Charlet <charlet@adacore.com>
10423 * c-decl.c (ext_block): Moved up.
10424 (collect_all_refs, for_each_global_decl): Take ext_block into account.
10426 2012-01-06 Han Shen <shenhan@google.com>
10428 Translate built-in include paths for sysroot.
10429 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
10430 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
10432 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
10433 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
10435 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
10436 control whether sysroot should be prepended to gxx include dir.
10438 * configure: Regenerate.
10440 2012-01-06 Torvald Riegel <triegel@redhat.com>
10442 PR rtl-optimization/51771
10443 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
10444 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
10446 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
10448 PR tree-optimization/51315
10449 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
10450 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
10452 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
10455 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
10456 for shrp pattern. Correctly handle and fixup shift variable.
10457 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
10459 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10462 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
10463 note when !ACCUMULATE_OUTGOING_ARGS.
10465 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
10467 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
10469 (extract_range_from_unary_expr_1): Avoid useless computations.
10471 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10473 PR rtl-optimization/51767
10474 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
10475 of jump_block and add an extra edge for degenerated asm gotos.
10477 PR middle-end/51768
10478 * stmt.c (check_unique_operand_names): Don't ICE during error
10479 reporting if i is from labels chain.
10481 PR middle-end/44777
10482 * profile.c (branch_prob): Split bbs that have exit edge
10483 and need a fake entry edge too.
10485 2012-01-05 Jan Hubicka <jh@suse.cz>
10487 PR middle-end/49710
10488 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
10491 2012-01-05 Richard Guenther <rguenther@suse.de>
10494 * tree-streamer-out.c (write_ts_optimization): New function.
10495 (streamer_write_tree_body): Call it.
10496 * tree-streamer-in.c (lto_input_ts_optimization): New function.
10497 (streamer_read_tree_body): Call it.
10498 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
10500 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10502 PR middle-end/51761
10503 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
10504 * gimplify.c (gimplify_cleanup_point_expr): Save and set
10505 in_cleanup_point_expr before gimplify_stmt call and restore it
10507 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
10508 in_cleanup_point_expr is false.
10510 2012-01-05 Richard Guenther <rguenther@suse.de>
10512 PR middle-end/51764
10513 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
10515 * toplev.c (process_options): Reject combining mudflap and LTO.
10516 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
10518 2012-01-05 Richard Guenther <rguenther@suse.de>
10520 PR tree-optimization/51760
10521 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
10523 (bit_value_unop): Handle UNDEFINED operands.
10524 (bit_value_binop): Likewise.
10526 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
10528 * config/avr/avr.c (avr_replace_prefix): Remove.
10529 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
10530 (avr_asm_function_rodata_section): Ditto.
10531 (avr_asm_select_section): Ditto.
10533 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
10535 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
10538 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10541 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
10542 calls that have any non-fake successor edges.
10545 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
10547 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
10549 PR tree-optimization/51624
10550 * tree-sra.c (build_ref_for_model): When replicating a chain of
10551 COMPONENT_REFs, stop as soon as the offset would become negative.
10553 2012-01-04 Jakub Jelinek <jakub@redhat.com>
10556 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
10557 in .debug_loc on the floor.
10559 2012-01-04 Andrew Pinski <apinski@cavium.com>
10561 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
10563 2012-01-04 Andrew Pinski <apinski@cavium.com>
10564 Adam Nemet <anemet@caviumnetworks.com>
10566 * config/mips/mips.md (size): Add SI and DI.
10567 (SIZE): New mode attribute.
10568 (U): New code attribute.
10569 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
10570 (mips_lbux_<mode>): Delete.
10571 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
10572 (mips_lhx): Use gen_mips_lhx_extsi.
10573 (mips_lhx_<mode>): Delete.
10574 (mips_lwx): Delete.
10575 (mips_l<size>x): New expand.
10576 (mips_lwx_<mode>): Delete.
10577 (mips_l<GPR:size>x_<P:mode>): New pattern.
10578 (*mips_lw<u>x_<P:mode>_ext): Likewise.
10579 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
10580 * config/mips/mips.c (mips_lx_address_p): New function.
10581 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
10582 (dsp64): New availability predicate.
10583 (mips_builtins): Add an entry for __builtin_mips_ldx.
10584 * config/mips/mips.h (ISA_HAS_LBX): New define.
10585 (ISA_HAS_LBUX): Likewise.
10586 (ISA_HAS_LHX): Likewise.
10587 (ISA_HAS_LHUX): Likewise.
10588 (ISA_HAS_LWX): Likewise.
10589 (ISA_HAS_LWUX): Likewise.
10590 (ISA_HAS_LDX): Likewise.
10591 * doc/extend.texi (__builtin_mips_ldx): Document.
10593 2012-01-04 Tristan Gingold <gingold@adacore.com>
10595 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
10596 when long pointers are used.
10597 * config.build (*-*-*vms*): Handle all OpenVMS targets.
10598 (alpha64-dec-*vms*, alpha*-dec-*vms*)
10599 (ia64-hp-*vms*): Remove.
10600 * config/vms/xm-vms64.h: Delete.
10602 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10604 PR middle-end/51472
10605 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
10607 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10609 * opts.c (finish_options): Remove duplicate sorry.
10611 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10613 PR middle-end/51696
10614 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
10617 2012-01-04 Richard Guenther <rguenther@suse.de>
10619 PR middle-end/51750
10620 * tree.c (size_low_cst): New function.
10621 * tree.h (size_low_cst): Declare.
10622 * fold-const.c (fold_comparison): Use it to extract the low
10623 part of the POINTER_PLUS_EXPR offset.
10625 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
10627 Fix clearing ZERO_REG
10628 * config/avr/avr.md (cc): Add alternative "ldi".
10629 (movqi_insn): Use it in cc attribute.
10630 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
10631 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
10632 (output_reload_insisf): Use ZERO_REG to pre-clear register.
10634 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10636 * configure: Regenerate.
10638 2012-01-04 Richard Guenther <rguenther@suse.de>
10640 PR tree-optimization/49651
10641 * tree-ssa-structalias.c (type_can_have_subvars): New function.
10642 (var_can_have_subvars): Use it.
10643 (get_constraint_for_1): Only consider subfields if there can be any.
10645 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10648 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
10649 to its new canonical_cselib_val and the cselib_val was in
10650 first_containing_mem chain, but the canonical_cselib_val was not,
10651 add the latter into the chain.
10652 (cselib_invalidate_mem): Compare canonical_cselib_val of
10653 addr_list chain elt with v.
10656 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
10657 dwarf2out_undef): Allocate e.info using ggc_strdup instead
10659 (output_macinfo_op): Don't ggc_strdup fd->filename.
10660 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
10661 then ggc_strdup it. Don't free inc->info or cur->info.
10662 (output_macinfo): Don't free ref->info or file->info.
10664 2012-01-03 Ira Rosen <irar@il.ibm.com>
10666 PR tree-optimization/51269
10667 * tree-vect-loop-manip.c (set_prologue_iterations): Make
10668 first_niters a pointer.
10669 (slpeel_tree_peel_loop_to_edge): Likewise.
10670 (vect_do_peeling_for_loop_bound): Update call to
10671 slpeel_tree_peel_loop_to_edge.
10672 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
10673 here. Remove it from the parameters list.
10674 (vect_do_peeling_for_alignment): Update calls and compute
10675 wide_prolog_niters.
10677 2012-01-03 Richard Guenther <rguenther@suse.de>
10679 PR tree-optimization/51070
10680 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
10681 Properly handle calls.
10683 2012-01-03 Richard Guenther <rguenther@suse.de>
10685 PR tree-optimization/51692
10686 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
10687 the LHS of allocation stmts.
10689 2012-01-03 Olivier Hainque <hainque@adacore.com>
10691 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
10693 2012-01-03 Olivier Hainque <hainque@adacore.com>
10695 * collect2.c (main): In AIX specific computations for vector
10696 insertions, use CONST_CAST2 to cast from char ** to const char **.
10698 2012-01-03 Richard Guenther <rguenther@suse.de>
10701 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
10702 the context of a limbo DIE when it does not already exist.
10704 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10706 PR tree-optimization/51719
10707 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
10708 but direct call is, clear direct call's lhs and don't add fallthrough
10709 edge from dcall_bb to join_bb and PHIs.
10711 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10713 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
10714 the instructions emitted by the pattern.
10715 ("*TDC_insn_<mode>"): Add comment.
10717 2012-01-03 Richard Guenther <rguenther@suse.de>
10719 PR middle-end/51730
10720 * fold-const.c (fold_comparison): Properly canonicalize
10721 tree offset and HOST_WIDE_INT bit position.
10723 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
10725 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
10726 operands for extzv pattern.
10728 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10731 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
10734 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
10736 * doc/invoke.texi (-flto and related options): Copy-edit.
10738 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10740 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
10742 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10744 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
10747 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10749 * expr.h (move_by_pieces_ninsns): Declare.
10750 * expr.c (move_by_pieces_ninsns): Make external.
10751 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
10752 (mips_store_by_pieces_p): Likewise.
10753 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
10754 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
10755 * config/mips/mips.c (mips_move_by_pieces_p): New function.
10756 (mips_store_by_pieces_p): Likewise.
10758 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10760 * passes.c (register_one_dump_file): Free full_name.
10762 * reload1.c (reload): Don't allocate reg_max_ref_width here.
10763 (calculate_elim_costs_all_insns): Free offsets_at and
10764 offsets_known_at at the end and clear the pointers.
10766 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10768 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
10769 this option introduced in r180739.
10771 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10774 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
10775 (tmake_file target=avr): Add avr/t-multilib.
10777 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
10778 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
10779 * config/avr/genmultilib.awk: New file.
10780 * config/avr/t-multilib: New auto-generated file.
10781 * config/avr/multilib.h: New auto-generated file.
10782 * config/avr/t-avr (AVR_MCUS): New variable.
10783 (genopt.sh): Use it.
10784 (s-mlib): Depend on t-multilib.
10785 (t-multilib, multilib.h): New dependencies.
10786 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
10787 (MULTILIB_OPTIONS): Remove.
10788 (MULTILIB_MATCHES): Remove.
10789 (MULTILIB_DIRNAMES): Remove.
10790 (MULTILIB_EXCEPTIONS): Remove:
10791 * config/avr/genopt.sh: Don't use hard coded file name;
10792 pass AVR_MCUS from t-avr instead.
10794 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10796 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
10798 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10800 Implement light-weight DImode support.
10801 * config/avr/avr-dimode.md: New file.
10802 * config/avr/avr.md: Include it.
10803 (adjust_len): Add plus64, compare64.
10804 (HIDI): Remove code iterator.
10805 (code_stdname): New code attribute.
10806 (rotx, rotsmode): Remove DI.
10807 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
10809 * config/avr/avr-protos.h (avr_have_dimode): New.
10810 (avr_out_plus64, avr_out_compare64): New.
10811 * config/avr/avr.c (avr_out_compare): Handle DImode.
10812 (avr_have_dimode): New variable definition and initialization.
10813 (avr_out_compare64, avr_out_plus64): New functions.
10814 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
10815 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
10816 (avr_compare_pattern): Skip DImode comparisons.
10818 2012-01-02 Revital Eres <revital.eres@linaro.org>
10820 * ddg.c (def_has_ccmode_p): New function.
10821 (add_cross_iteration_register_deps,
10822 create_ddg_dep_from_intra_loop_link): Call it.
10824 2012-01-02 Richard Guenther <rguenther@suse.de>
10827 * invoke.texi (fassociative-math): Remove spurious paranthesis.
10829 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10831 * gcc.c (process_command): Update copyright notice dates.
10832 * gcov.c (print_version): Likewise.
10833 * gcov-dump.c (print_version): Likewise.
10834 * mips-tfile.c (main): Likewise.
10835 * mips-tdump.c (main): Likewise.
10837 2012-01-01 Ira Rosen <irar@il.ibm.com>
10839 PR tree-optimization/51704
10840 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
10841 a use is inside the basic block or loop before accessing its vect info.
10843 2012-01-01 Jan Hubicka <jhjh@suse.cz>
10845 PR rtl-optimization/51069
10846 * cfgloopmanip.c (remove_path): Removing path making irreducible
10847 region unconditional makes BB part of the region.
10849 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10851 PR tree-optimization/51683
10852 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
10853 calls with side-effects.
10854 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
10856 Copyright (C) 2012 Free Software Foundation, Inc.
10858 Copying and distribution of this file, with or without modification,
10859 are permitted in any medium without royalty provided the copyright
10860 notice and this notice are preserved.