1 2012-05-14 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/53331
4 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
6 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
8 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
11 * doc/options.texi: (LangEnabledBy): Document it.
12 * optc-gen.awk: Handle LangEnabledBy.
13 * opth-gen.awk: Generate declaration for lang-specific functions.
14 * opt-read.awk: Record lang numbers.
15 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
16 (lang_sanitized_name): New.
18 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
20 * attribs.c (decl_attributes): Avoid emitting a warning if
22 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
23 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
24 * c-family/c-common.c (DEF_ATTR_STRING): Define and undefine as
26 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
28 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
29 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
30 BUILT_IN_STRCPY): Use it for these functions.
31 * postreload.c (reload_combine): Deal with SETs inside
32 CALL_INSN_FUNCTION_USAGE.
33 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
34 Look for REG_RETURNED notes and use a cheap restore if possible.
35 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
36 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
37 * ira-build.c (ira_create_allocno, create_cap_allocno,
38 propagate_allocno_info, propagate_some_info_from_allocno,
39 copy_info_to_removed_store_destination, ira_flattening): Handle it.
40 * ira-lives.c (pseudo_regno_single_word_and_live_p,
41 find_call_crossed_cheap_reg): New static functions.
42 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
43 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
44 a REG_RETURNED note in that case.
45 * ira.c (setup_reg_renumber): Change assert to allow cases where
46 allocnos only cross calls for which they are cheap to restore.
47 * ira-costs.c (ira_tune_allocno_costs): Compare
48 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
50 * reg-notes.def (REG_RETURNED): New note.
51 * cse.c (cse_insn): Likewise.
52 * sched-deps.c (sched_analyze_insn): Likewise.
53 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
54 * calls.c (decl_return_flags): New static function.
55 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
56 functions that return one of their arguments.
57 * lto/lto-lang.c (handle_fnspec_attribute): New static function.
58 (lto_attribute_table): Add "fn spec".
59 (DEF_ATTR_STRING): Define and undefine along with the other macros.
60 * regcprop.c (struct kill_set_value_data): New.
61 (kill_set_value): Interpret data as a pointer to such a struct.
62 Do nothing if the caller wants the register to be ignored.
63 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
65 2012-05-14 Richard Guenther <rguenther@suse.de>
67 PR tree-optimization/53340
68 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
70 2012-05-14 Richard Guenther <rguenther@suse.de>
72 * gimplify.c (gimplify_expr): Remove odd code.
74 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
76 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
77 into a PLUS_EXPR byte offset.
79 * tree-ssa-pre.c (can_value_number_call): Delete.
80 (compute_avail): Skip all statements with side effects.
81 <GIMPLE_CALL>: Skip calls to internal functions.
83 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
85 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
87 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
89 * common.opt (Wtype-limits): Use EnabledBy.
91 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
93 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
94 (pushtf splitter): Ditto.
96 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
97 (<code>tf2): Enable for TARGET_SSE.
98 (*absnegtf2_sse): Ditto.
99 (copysign<mode>3): Enable TFmode for TARGET_SSE.
100 (copysign<mode>3_const): Ditto.
101 (copysign<mode>3_var): Ditto.
102 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
103 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
105 * config/i386/i386.c (struct builtin_description bdesc_args)
106 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
107 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
108 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
109 Emit a normal call if SSE isn't available.
111 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
113 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
114 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
115 (<code><mode>3): Ditto.
116 (*andnot<mode>3): Ditto.
118 (*<code><mode>3): Ditto.
121 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
123 * optc-gen.awk: Error instead of warning for conflicting help.
125 2012-05-12 Jason Merrill <jason@redhat.com>
128 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
131 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
133 * function.c (requires_stack_frame_p): If the function can throw
134 non-call exceptions, return true if the insn can throw internally.
136 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
138 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
140 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
142 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
143 ORDERED and UNORDERED conditions.
145 2012-05-11 Richard Guenther <rguenther@suse.de>
147 * tree-flow.h (referenced_var_check_and_insert): Remove.
148 (find_new_referenced_vars): Likewise.
149 * tree-dfa.c (referenced_var_check_and_insert): Make static.
150 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
151 * tree-inline.c (copy_bb): Use find_referenced_vars_in
152 instead of find_new_referenced_vars.
153 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
155 2012-05-11 Richard Guenther <rguenther@suse.de>
157 * tree-pass.h (pass_rest_of_compilation,
158 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
160 * passes.c (pass_all_optimizations, pass_postreload,
161 pass_all_early_optimizations): Make static.
162 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
163 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
164 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
165 (delete_tree_ssa): Do not call fini_phinodes.
166 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
168 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
171 * doc/options.texi (EnabledBy): Document
172 * opts.c: Include opts.h and options.h before tm.h.
173 (finish_options): Do not handle some sub-options here...
174 (common_handle_option): ... instead call common_handle_option_auto here.
175 * optc-gen.awk: Handle EnabledBy.
176 * opth-gen.awk: Declare common_handle_option_auto.
177 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
178 (Wmaybe-uninitialized): Likewise.
179 (Wunused-but-set-variable): Likewise.
180 (Wunused-function): Likewise.
181 (Wunused-label): Likewise.
182 (Wunused-value): Likewise.
183 (Wunused-variable): Likewise.
184 * opt-read.awk: Create opt_numbers array.
186 2012-05-11 Richard Guenther <rguenther@suse.de>
188 PR tree-optimization/53295
189 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
191 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
192 strides when analyzing data-references in a loop context.
193 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
194 non-constant strides for now.
195 (vect_enhance_data_refs_alignment): Ignore data references
196 that are strided loads.
197 (vect_analyze_data_ref_access): Handle non-constant strides.
198 (vect_check_strided_load): Verify the data-reference is a load.
199 (vect_analyze_data_refs): Restructure to make strided load
200 support not dependent on gather support.
201 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
202 when doing strided or gather loads.
203 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
204 integer_zerop to compare stride with zero.
206 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
208 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
210 2012-05-11 Jan Hubicka <jh@suse.cz>
213 * varpool.c (varpool_assemble_decl): Also output constat pool entries
214 that output_constant_pool missed.
216 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
218 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
221 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
224 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
226 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
228 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
229 optimization for TARGET_AVX.
230 (*movti_internal_sse): Ditto.
231 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
232 (*movdi_internal): Ditto.
233 (*movsi_internal): Ditto.
234 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
235 (*movdf_internal_rex64): Ditto.
236 (*movfd_internal): Ditto.
237 (*movsf_internal): Ditto.
238 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
240 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
242 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
243 reference as size attribute.
245 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
246 Tristan Gingold <gingold@adacore.com>
248 * doc/md.texi (Standard Names): Document probe_stack_address.
249 * explow.c (emit_stack_probe): Handle probe_stack_address.
250 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
251 (UNSPECV_PROBE_STACK_RANGE): Likewise.
252 (probe_stack_address): New insn.
253 (probe_stack_range): Likewise.
254 * config/ia64/ia64.c: Include common/common-target.h.
255 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
257 (ia64_emit_probe_stack_range): New function.
258 (output_probe_stack_range): Likewise.
259 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
260 builtin stack checking is enabled.
261 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
262 and UNSPECV_PROBE_STACK_ADDRESS.
263 (unknown_for_bundling_p): New predicate.
264 (group_barrier_needed): Use important_for_bundling_p.
265 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
266 (issue_nops_and_insn): Likewise.
267 (bundling): Likewise.
268 (final_emit_insn_group_barriers): Likewise.
269 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
270 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
271 (STACK_CHECK_PROTECT): Likewise.
272 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
274 2012-05-10 Jan Hubicka <jh@suse.cz>
276 * ipa-inline.c (update_all_callee_keys): Remove.
277 (inline_small_functions): Simplify priority updating.
279 2012-05-10 Jan Hubicka <jh@suse.cz>
281 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
283 2012-05-10 Jan Hubicka <jh@suse.cz>
285 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
286 (symtab_remove_unreachable_nodes): ... this one.
287 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
288 * cgraphunit.c (ipa_passes): Update.
289 * cgraphclones.c (cgraph_materialize_all_clones): Update.
290 * cgraph.c (cgraph_release_function_body): Only turn initial
291 into error mark when initial was previously set.
292 * ipa-inline.c (ipa_inline): Update.
293 * ipa.c: Include ipa-inline.h
294 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
295 (enqueue_node): New function.
296 (process_references): Update.
297 (symtab_remove_unreachable_nodes): Cleanup.
298 * passes.c (execute_todo, execute_one_pass): Update.
300 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
302 PR rtl-optimization/53125
303 * ira.c (ira): Call find_moveable_pseudos and
304 move_unallocated_pseudos if only ira_conflicts_p is true.
306 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
308 * config/i386/i386.md (*movoi_internal_avx): Handle
309 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
310 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
311 (*movti_internal_sse): Ditto.
312 (*movtf_internal): Ditto.
313 * config/i386/sse.md (ssePSmode): New mode attribute.
314 (*move<mode>_internal): Use ssePSmode.
315 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
316 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
317 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
318 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
320 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
322 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
323 DECL_ORIGINAL_TYPE if it is present.
325 2012-05-10 Nick Clifton <nickc@redhat.com>
328 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
329 a "0" constraint to being a (match_dup 0).
331 2012-05-10 Richard Guenther <rguenther@suse.de>
333 * stor-layout.c (byte_from_pos): Amend comment.
335 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
337 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
338 Document requirement to call in constructors.
340 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
342 2012-05-10 Richard Guenther <rguenther@suse.de>
344 * tree.h (TYPE_IS_SIZETYPE): Remove.
345 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
346 (extract_muldiv_1): Likewise.
347 * gimple.c (gtc_visit): Likewise.
348 (gimple_types_compatible_p): Likewise.
349 (iterative_hash_canonical_type): Likewise.
350 (gimple_canonical_types_compatible_p): Likewise.
351 * gimplify.c (gimplify_one_sizepos): Likewise.
352 * print-tree.c (print_node): Likewise.
353 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
355 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
358 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
359 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
360 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
361 instead of xop_mulv2div2di3_low.
362 (xop_p<macs>dql): Fix vec_select selector.
363 (xop_p<macs>dqh): Ditto.
364 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
365 (xop_mulv2div2di3_high): Ditto.
367 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
370 * diagnostic.h (diagnostic_context): Add last_location.
371 * diagnostic.c (diagnostic_initialize): Initialize it.
372 (diagnostic_show_locus): Use it.
374 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
376 * doc/extend.texi (Function Attributes): Point xref to section
379 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
381 * config/i386/i386.c (*movdf_internal_rex64): Remove
382 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
383 Calculate "mode" attribute according to
384 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
385 (*movdf_internal): Ditto.
387 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
390 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
391 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
392 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
393 or when optimizing for size.
394 * config/i386/sse.md (*mov<mode>_internal): Remove
395 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
396 Calculate "mode" attribute according to optimize_function_for_size_p
397 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
398 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
399 depending on the mode of the instruction. Calculate "mode" attribute
400 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
401 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
402 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
404 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
407 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
408 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
409 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
410 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
411 (expand_prologue): Move initialization of cfun->machine->is_naked,
412 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
413 (avr_set_current_function): ...this new static function.
414 (TARGET_SET_CURRENT_FUNCTION): New define.
415 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
416 checking attributes of current_function_decl.
417 (avr_regs_to_save): Ditto.
418 (signal_function_p): Rename to avr_signal_function_p.
419 (interrupt_function_p): Rename to avr_interrupt_function_p.
421 * doc/extend.texi (Function Attributes): Better explanation of
422 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
425 2012-05-09 Michael Matz <matz@suse.de>
427 PR tree-optimization/53185
428 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
429 peeling when we see strided loads.
431 2012-05-09 Matthias Klose <doko@ubuntu.com>
433 * gcc-ar.c (main): Don't check for execute bits for the plugin.
435 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
437 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
438 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
439 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
440 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
441 (USE_LOAD_POST_INCREMENT): Define.
442 (USE_LOAD_PRE_INCREMENT): Define.
443 (USE_LOAD_POST_DECREMENT): Define.
444 (USE_LOAD_PRE_DECREMENT): Define.
445 (USE_STORE_PRE_DECREMENT): Define.
446 (USE_STORE_PRE_INCREMENT): Define.
447 (USE_STORE_POST_DECREMENT): Define.
448 (USE_STORE_POST_INCREMENT): Define.
449 (arm_auto_incmodes): Add enumeration.
450 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
451 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
453 2012-05-09 Jakub Jelinek <jakub@redhat.com>
455 PR tree-optimization/53226
456 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
457 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
458 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
459 doesn't need to be revisited, look for earliest stmt with
460 !gimple_plf (stmt, GF_PLF_1) if something changed.
462 2012-05-09 Terry Guo <terry.guo@arm.com>
464 * genmultilib: Update copyright dates.
465 * doc/fragments.texi: Ditto.
467 2012-05-09 Terry Guo <terry.guo@arm.com>
469 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
470 * genmultilib (MULTILIB_REQUIRED): New.
471 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
473 2012-05-09 Richard Guenther <rguenther@suse.de>
475 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
476 (vect_do_peeling_for_loop_bound): Likewise.
477 (vect_do_peeling_for_alignment): Likewise.
478 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
479 (vect_do_peeling_for_loop_bound): Get check_profitability and
480 threshold as parameters.
481 (vect_do_peeling_for_alignment): Likewise.
482 (vect_loop_versioning): Likewise.
483 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
484 and threshold here. Control where to put the check here.
486 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
489 * dwarf2out.h (get_address_mode): Move declaration to...
491 * dwarf2out.c (get_address_mode): Move definition to...
492 * rtlanal.c: ...here.
493 * var-tracking.c (get_address_mode): Delete.
494 * combine.c (find_split_point): Use get_address_mode instead of
495 targetm.addr_space.address_mode.
496 * cselib.c (cselib_record_sets): Likewise.
497 * dse.c (canon_address, record_store): Likewise.
498 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
499 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
500 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
501 (expand_expr_real_1): Likewise.
502 * ifcvt.c (noce_try_cmove_arith): Likewise.
503 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
504 * reload.c (find_reloads): Likewise.
505 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
506 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
508 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
510 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
511 information from the instruction produced.
513 2012-05-09 Richard Guenther <rguenther@suse.de>
515 * stor-layout.c (bit_from_pos): Document.
516 (byte_from_pos): Likewise. Optimize.
517 (pos_from_bit): Likewise.
518 (normalize_offset): Use pos_from_bit instead of replicating it.
520 2012-05-09 Alan Modra <amodra@gmail.com>
523 * config/rs6000/rs6000.c (gen_frame_set): New function.
524 (gen_frame_load, gen_frame_store): New functions.
525 (rs6000_savres_rtx): Use the above.
526 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
527 Correct mode used for CR2 in save/restore_world patterns.
528 Don't emit instructions for eh_return frame unwind reg info.
530 2012-05-08 Jan Hubicka <jh@suse.cz>
532 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
534 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
536 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
538 (compile_file): Do not output variables.
539 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
541 * langhooks.c: Include timevar.h
542 (write_global_declarations): Finalize compilation unit after wrapup;
543 set timevars correctly.
544 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
545 not to be added to varpool.
546 * varpool.c (varpool_assemble_decl): Sanity check that we are called
547 only on cases where it makes sense; skip constant pool and value expr
550 2012-05-08 David S. Miller <davem@davemloft.net>
552 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
553 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
554 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
556 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
558 PR rtl-optimization/53278
559 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
560 speed_p code from earlier patch.
562 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
565 * config/sh/sh.md (*branch_true, *branch_false): New insns.
567 2012-05-08 Teresa Johnson <tejohnson@google.com>
569 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
570 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
572 2012-05-08 Jan Hubicka <jh@suse.cz>
574 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
575 (cgraph_create_node_1): Rename to ...
576 (cgraph_create_empty_node): ... this one; export.
577 (cgraph_create_node): Update.
578 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
579 (cgraph_create_edge_including_clones): Likewise.
580 (cgraph_find_replacement_node): Likewise.
581 (cgraph_clone_edge): Likewise.
582 (cgraph_clone_node): Likewise.
583 (clone_function_name): Likewise.
584 (cgraph_create_virtual_clone): Likewise.
585 (cgraph_remove_node_and_inline_clones): Likewise.
586 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
587 * cgraph.h: Reorder declarations so they match file of origin.
588 (cgraph_create_empty_node): Declare.
589 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
590 (cgraph_copy_node_for_versioning): Likewise.
591 (cgraph_function_versioning): Likewise.
592 (cgraph_materialize_clone): Likewise.
593 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
594 (cgraph_materialize_all_clones): Likewise.
595 * cgraphclones.c: New file.
596 * Makefile.in: Update for cgraphclones.
598 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
601 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
602 (ix86_rtx_costs): Handle SET.
604 2012-05-08 Michael Matz <matz@suse.de>
606 * basic-block.h (struct rtl_bb_info): Remove visited member and
607 move head_ member to ...
608 (struct basic_block_def.basic_block_il_dependent): ... the new
609 member x, replacing but containing old member rtl.
610 (enum bb_flags): New BB_VISITED flag.
611 (BB_HEADER, BB_FOOTER): New macros.
613 * jump.c (mark_all_labels): Adjust.
614 * cfgcleanup.c (try_optimize_cfg): Adjust.
615 * cfglayout.c (record_effective_endpoints): Adjust.
616 (relink_block_chain): Ditto (and don't fiddle with visited).
617 (fixup_reorder_chain): Adjust.
618 (fixup_fallthru_exit_predecessor): Ditto.
619 (cfg_layout_duplicate_bb): Ditto.
620 * combine.c (update_cfg_for_uncondjump): Adjust.
621 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
622 (bb_visited_trace): New accessor.
623 (mark_bb_visited): Move in front.
624 (rotate_loop): Use bb_visited_trace.
625 (find_traces_1_round): Ditto.
626 (emit_barrier_after): Ditto.
627 (copy_bb): Ditto, and initialize visited on resize.
628 (reorder_basic_blocks): Initize visited member.
629 (duplicate_computed_gotos): Clear bb flags at start, use
632 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
633 (rtl_verify_flow_info_1): Ditto.
634 (cfg_layout_split_block): Ditto.
635 (cfg_layout_delete_block): Ditto.
636 (cfg_layout_merge_blocks): Ditto.
637 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
639 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
642 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
643 when a constant source operand matches an "I" constraint, the "no
644 CC0 change" applies to a register-destination only, not a
645 strict_low_part-destination.
647 2012-05-08 Richard Guenther <rguenther@suse.de>
649 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
650 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
652 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
654 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
656 * doc/avr-mmcu.texi: New auto-generated file.
657 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
658 to document all valid -mmcu= arguments.
660 * config/avr/avr.h (arch_info_s): New struct definition.
661 * config/avr/avr-devices.c (avr_texinfo): New variable.
662 * config/avr/gen-avr-mmcu-texi.c: New file.
663 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
665 2012-05-08 Dehao Chen <dehao@google.com>
667 * predict.c (find_qualified_ssa_name): New.
668 (find_ssa_name_in_expr): New.
669 (find_ssa_name_in_assign_stmt): New.
670 (is_comparison_with_loop_invariant_p): New.
671 (is_bound_expr_similar): New.
672 (predict_iv_comparison): New.
673 (predict_loops): Add heuristic for loop-nested branches that compare an
674 induction variable to a loop bound variable.
675 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
677 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
679 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
680 TARGET_BDVER2 defines where appropriate.
682 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
684 * configure.ac (PLUGIN_LD): Rename into...
685 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
686 * config.in: Regenerate.
687 * configure: Likewise.
688 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
690 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
692 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
693 computation using the precision of the index type.
694 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
695 (fold_array_ctor_reference): Do index computations in the index type.
697 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
699 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
700 down to plus_constant.
701 (expand_epilogue): Ditto.
703 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
705 * postreload.c (reload_cse_regs): Make static.
706 * reload.h (reload_cse_regs): Remove prototype.
708 2012-05-07 Richard Henderson <rth@redhat.com>
710 * config/alpha/alpha.md (clear_cache): New pattern.
712 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
715 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
716 is folded to a type boundary value, verify that the resulting case
717 label is still a care range.
719 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
721 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
722 only for TARGET_GENERIC, when not optimizing for size.
723 (*ffs<mode>_1): Ditto.
725 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
727 * tree-cfg.c (verify_gimple_switch): Tighten checks.
729 2012-05-07 Jakub Jelinek <jakub@redhat.com>
731 PR tree-optimization/53239
732 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
733 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
735 2012-05-07 Richard Guenther <rguenther@suse.de>
737 PR tree-optimization/53195
738 * tree-inline.c (setup_one_parameter): Properly add referenced
739 vars from the parameters new known value.
741 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
743 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
744 (sched_branch_type): Remove.
745 (m68k_sched_md_init_global): Don't allocate it.
746 (m68k_sched_md_finish_global): Don't free it.
747 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
748 * config/m68k/m68k.md: Set the type of insns using
749 m68k_sched_branch_type to bcc directly.
751 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
753 * config/sol2.c (solaris_override_options): New function.
754 * config/sol2-protos.h (solaris_override_options): Declare.
755 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
757 2012-05-07 Richard Guenther <rguenther@suse.de>
759 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
760 whether we failed to compute data dependences.
761 (loop_prefetch_arrays): Fail if we failed.
763 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
764 Paolo Bonzini <bonzini@gnu.org>
766 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
767 Emit bsf when optimizing for size.
768 (*ffs<mode>_1): Ditto.
770 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
773 * config/sh/sh.c (sh_rtx_costs): Handle SET.
775 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
778 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
779 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
780 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
782 (*bswapdi2_doubleword): New insn pattern.
783 (*bswap<mode>2): Rename from *bswap<mode>2_1.
785 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
787 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
788 (mips_set_reg_reg_cost): Likewise.
789 (mips_rtx_costs): Handle SET.
791 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
793 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
794 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
795 to compute the cost of moves. Set the mode of the target register.
797 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
799 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
800 plus_constant function.
801 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
802 that the mode is sensible.
803 (use_anchored_address, round_push, allocate_dynamic_stack_space)
804 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
807 * alias.c (canon_rtx): Likewise.
808 (init_alias_analysis): Likewise.
809 * builtins.c (expand_builtin_return_addr)
810 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
811 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
812 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
813 (expand_builtin_stpcpy): Likewise.
814 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
815 (compute_argument_addresses, internal_arg_pointer_based_exp)
816 (expand_call, emit_library_call_value_1): Likewise.
817 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
818 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
819 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
820 * cse.c (insert_const_anchor, find_reg_offset_for_const)
821 (use_related_value, fold_rtx): Likewise.
822 * cselib.c (cselib_subst_to_values): Likewise.
823 * dse.c (record_store, check_mem_read_rtx): Likewise.
824 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
825 * emit-rtl.c (adjust_address_1): Likewise.
826 * except.c (sjlj_emit_function_enter)
827 (expand_builtin_extract_return_addr)
828 (expand_builtin_frob_return_addr): Likewise.
829 * expmed.c (expand_divmod): Likewise.
830 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
831 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
832 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
833 * function.c (assign_stack_local_1)
834 (instantiate_virtual_regs_in_rtx): Likewise.
835 * optabs.c (prepare_cmp_insn): Likewise.
836 * recog.c (offsettable_address_addr_space_p): Likewise.
837 * reload.c (find_reloads_address, form_sum)
838 (find_reloads_subreg_address): Likewise.
839 * reload1.c (init_reload, eliminate_regs_1)
840 (eliminate_regs_in_insn): Likewise.
841 * simplify-rtx.c (simplify_unary_operation_1)
842 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
843 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
844 (vt_add_function_parameter): Likewise.
846 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
847 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
848 * config/alpha/alpha.c (alpha_legitimize_address_1)
849 (get_unaligned_address, alpha_expand_unaligned_load)
850 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
851 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
852 (alpha_expand_builtin_establish_vms_condition_handler)
853 (alpha_setup_incoming_varargs, emit_frame_store_1)
854 (alpha_expand_prologue, alpha_expand_epilogue)
855 (alpha_use_linkage): Likewise.
856 * config/alpha/alpha.md: Likewise.
858 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
859 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
860 (thumb_legitimize_address, arm_gen_load_multiple_1)
861 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
862 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
863 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
864 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
865 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
866 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
867 (thumb_expand_movmemqi, arm_set_return_address)
868 (thumb_set_return_address): Likewise.
869 * config/arm/arm.md: Likewise.
871 * config/avr/avr.c (avr_incoming_return_addr_rtx)
872 (avr_prologue_setup_frame, expand_epilogue)
873 (avr_const_address_lo16): Likewise.
875 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
876 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
877 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
878 (bfin_output_mi_thunk): Likewise.
880 * config/c6x/c6x.c (c6x_initialize_trampoline)
881 (c6x_output_mi_thunk): Likewise.
883 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
884 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
886 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
887 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
888 (cris_emit_movem_store, cris_trampoline_init): Likewise.
889 * config/cris/cris.md: Likewise.
891 * config/darwin.c (machopic_indirect_data_reference)
892 (machopic_legitimize_pic_address): Likewise.
894 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
895 (epiphany_expand_prologue, epiphany_expand_epilogue)
896 (epiphany_trampoline_init): Likewise.
897 * config/epiphany/epiphany.md: Likewise.
899 * config/fr30/fr30.c (fr30_move_double): Likewise.
901 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
902 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
903 (frv_index_memory, unspec_got_name, frv_find_base_term)
904 (frv_output_dwarf_dtprel): Likewise.
906 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
907 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
909 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
910 * config/i386/i386.c (setup_incoming_varargs_64)
911 (setup_incoming_varargs_ms_64, choose_baseaddr)
912 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
913 (ix86_emit_probe_stack_range, ix86_expand_prologue)
914 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
915 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
916 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
917 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
918 (x86_output_mi_thunk): Likewise.
919 * config/i386/i386.md: Likewise.
921 * config/ia64/ia64.c (ia64_expand_load_address)
922 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
923 (do_spill, ia64_trampoline_init): Likewise.
925 * config/iq2000/iq2000.c (iq2000_va_start)
926 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
927 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
928 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
930 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
932 * config/m32c/m32c.c (m32c_return_addr_rtx)
933 (m32c_expand_insv): Likewise.
935 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
936 (m32r_legitimize_pic_address, m32r_print_operand)
937 (m32r_print_operand_address): Likewise.
939 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
940 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
941 (EH_RETURN_HANDLER_RTX): Likewise.
942 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
943 (m68k_expand_epilogue, legitimize_pic_address)
944 (m68k_output_mi_thunk): Likewise.
945 * config/m68k/m68k.md: Likewise.
947 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
948 (mcore_expand_epilog): Likewise.
949 * config/mcore/mcore.md: Likewise.
951 * config/mep/mep.c (mep_allocate_initial_value)
952 (mep_expand_prologue, mep_expand_epilogue): Likewise.
954 * config/microblaze/microblaze.c (double_memory_operand)
955 (microblaze_block_move_loop): Likewise.
957 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
958 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
959 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
960 (mips_expand_prologue, mips_epilogue_set_cfa)
961 (mips_expand_epilogue): Likewise.
962 * config/mips/mips.md: Likewise.
964 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
965 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
967 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
968 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
970 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
971 (EH_RETURN_HANDLER_RTX): Likewise.
972 * config/moxie/moxie.c (moxie_static_chain): Likewise.
974 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
975 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
976 (pa_return_addr_rtx, hppa_builtin_saveregs)
977 (pa_trampoline_init): Likewise.
978 * config/pa/pa.md: Likewise.
980 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
982 * config/picochip/picochip.c (picochip_static_chain): Likewise.
984 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
985 * config/rs6000/rs6000.c (rs6000_legitimize_address)
986 (setup_incoming_varargs, print_operand, rs6000_return_addr)
987 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
988 (rs6000_emit_epilogue)
989 (rs6000_machopic_legitimize_pic_address): Likewise.
991 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
993 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
994 (DYNAMIC_CHAIN_ADDRESS): Likewise.
995 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
996 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
997 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
998 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
999 (s390_emit_epilogue, s390_function_profiler): Likewise.
1000 * config/s390/s390.md: Likewise.
1002 * config/score/score.c (score_add_offset, score_prologue): Likewise.
1004 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
1005 (sh_output_mi_thunk): Likewise.
1006 * config/sh/sh.md: Likewise.
1008 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
1009 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
1010 * config/sparc/sparc.c (sparc_legitimize_pic_address)
1011 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
1012 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
1013 (emit_and_preserve): Likewise.
1014 * config/sparc/sparc.md: Likewise.
1016 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1017 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
1018 (spu_setup_incoming_varargs, ea_load_store_inline)
1019 (spu_expand_load): Likewise.
1021 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
1022 (combine_bnp): Likewise.
1024 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1025 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
1026 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
1028 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1029 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
1030 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
1032 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
1033 * config/v850/v850.md: Likewise.
1035 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
1036 (EH_RETURN_HANDLER_RTX): Likewise.
1037 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
1038 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
1039 (print_operand_address, vax_trampoline_init): Likewise.
1041 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
1042 (xtensa_function_value_regno_p): Likewise.
1044 2012-05-04 Andrew Pinski <apinski@cavium.com>
1046 * expr.c (get_def_for_expr_class): New function.
1047 (convert_tree_comp_to_rtx): New function.
1048 (expand_cond_expr_using_cmove): New function.
1049 (expand_expr_real_2 <case COND_EXPR>): Call
1050 expand_cond_expr_using_cmove first and return if it succeeds.
1051 Remove the check for HAVE_conditional_move since we should have
1052 already converted it to a conditional move.
1053 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
1054 modes of DImode for 32bits and TImode.
1056 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
1059 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
1060 (print_md_ptr_loc, print_c_condition): Use them.
1061 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
1062 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
1063 attr_file, dfa_file, latency_file): New global variables.
1064 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
1065 write_upcase, write_indent, write_length_unit_log, write_test_expr,
1066 write_attr_get, write_insn_cases, write_eligible_delay,
1067 write_const_num_delay_slots): Accept FILE pointer and toss it around.
1069 (write_header, open_outfile, handle_arg): New funcions.
1070 (make_automaton_attrs): Write prototypes as extern to the output
1072 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
1073 names from the command line. Open the output files and write out
1074 internal functions for DFA functions to dfa_file_name, insn latency
1075 functions to latency_file_name, and everything else to attr_file.
1076 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
1077 (BACKEND): Build libbackend first.
1078 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
1079 (.PRECIOUS): Likewise.
1080 (insn-dfatab.o): New rule.
1081 (insn-latencytab.o): New rule.
1082 (simple_rtl_generated_c): Do not include insn-attrtab.c.
1083 (s-attrtab): New rule.
1085 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
1087 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
1088 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
1089 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
1090 * reorg.c (get_jump_flags): Do not set the removed flags.
1092 * doc/md.texi (attr_flag): Update for abovementioned changes.
1094 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1097 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
1098 (TARGET_CMOV): Rename from TARGET_CMOVE.
1099 (TARGET_CMOVE): New define.
1100 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
1101 Do not set TARGET_CMOVE here.
1103 2012-05-04 Dodji Seketeli <dodji@redhat.com>
1105 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
1106 * opts.c (finish_options): Activate -Wunused-local-typedefs if
1107 -Wunused is activated.
1108 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
1110 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1112 * config/s390/s390.md (*movmem_short, *clrmem_short)
1113 (*cmpmem_short): Move the mode check from the insn condition to
1116 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1118 PR tree-optimization/52633
1119 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
1120 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
1121 (vect_recog_over_widening_pattern): Remove handling of code that was
1122 already detected as over-widening pattern. Remove special handling
1123 of "unsigned" cases. Instead, support general case of conversion
1124 of the shift result to another type.
1126 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1128 * tree-vect-patterns.c (vect_single_imm_use): New function.
1129 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
1130 (vect_recog_over_widening_pattern): Likewise.
1131 (vect_recog_widen_shift_pattern): Likewise.
1133 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1135 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
1136 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
1137 (vect_recog_widen_mult_pattern): Likewise.
1138 (vect_operation_fits_smaller_type): Likewise.
1139 (vect_recog_over_widening_pattern): Likewise.
1140 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
1142 2012-05-04 Richard Guenther <rguenther@suse.de>
1145 * lto-wrapper.c (merge_and_complain): Complain about mismatches
1146 of -freg-struct-return and -fpcc-struct-return.
1147 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
1148 from the input file options and ignore those from the link
1151 2012-05-04 Richard Guenther <rguenther@suse.de>
1153 PR tree-optimization/53168
1154 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
1155 memory reads when the result is a constant we can pun.
1157 2012-05-04 Richard Guenther <rguenther@suse.de>
1159 * common.opt (flto-report): Do not mark as Optimization.
1161 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
1164 * recog.c (constrain_operands): If extra constraints are present, also
1165 accept pseudo-registers with equivalent memory locations during reload.
1167 2012-05-04 Olivier Hainque <hainque@adacore.com>
1169 * collect2.c (may_unlink_output_file): New global.
1170 (maybe_unlink): Honor it.
1171 * collect2.h: Add extern for it.
1172 * tlink.c (do_tlink): Set it to true if the link succeeded.
1174 2012-05-04 Olivier Hainque <hainque@adacore.com>
1176 * gcc.c (eval_spec_function): Finalize/restore the current string
1177 obstack state as part of the context push/pop operations.
1179 2012-05-04 Bin Cheng <bin.cheng@arm.com>
1181 PR rtl-optimization/52804
1182 * reload1.c (reload_reg_reaches_end_p): Check whether successor
1183 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
1184 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
1185 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
1186 RELOAD_FOR_OUTADDR_ADDRESS.
1188 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
1191 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
1192 for macro expansion.
1194 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
1196 * flags.h (flag_permissive): Do not declare.
1197 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
1199 * toplev.c (flag_permissive): Do not define.
1200 * c-tree.h (system_header_p): Delete unused.
1202 2012-05-03 David S. Miller <davem@davemloft.net>
1205 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
1206 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
1207 (sparc_emit_float_lib_cmp): Likewise.
1209 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1212 * config/rs6000/rs6000.md (bswapdi splitters): If
1213 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
1214 default) is used, generate an alternate sequence that does not
1215 depend on using indexed addressing.
1217 2012-05-03 Jason Merrill <jason@redhat.com>
1219 * gengtype.c (write_types): Fix warning message.
1220 (write_local): Likewise.
1222 2012-05-02 Jason Merrill <jason@redhat.com>
1224 * dwarf2out.c (struct external_ref, build_local_stub): New.
1225 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
1226 (optimize_external_refs, optimize_external_refs_1): New.
1227 (change_AT_die_ref): New.
1228 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
1229 (build_abbrev_table): Take the external refs hashtable.
1230 (output_comp_unit): Get it from optimize_external_refs and pass it in.
1232 2012-05-03 Jan Hubicka <jh@suse.cz>
1235 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
1237 2012-05-03 Jan Hubicka <jh@suse.cz>
1240 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
1242 2012-05-03 Jason Merrill <jason@redhat.com>
1244 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
1245 use_debug_types to discriminate the die_id union.
1246 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
1247 (build_abbrev_table, output_die): Likewise.
1248 (prune_unused_types_walk_attribs): Likewise.
1249 (generate_type_signature, copy_declaration_context): Set it.
1250 (remove_child_or_replace_with_skeleton): Set it.
1251 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
1252 check use_debug_types.
1253 (dwarf2out_finish): Do break_out_includes after .debug_types.
1255 2012-05-03 Jason Merrill <jason@redhat.com>
1257 * dwarf2out.c (modified_type_die): Use scope_die_for.
1258 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
1259 (uses_local_type_r, uses_local_type): New.
1260 (scope_die_for): Keep a type that uses a local type in local scope.
1261 Use get_context_die for namespace and type scope.
1263 2012-05-03 Jason Merrill <jason@redhat.com>
1265 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
1267 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
1268 (dwarf2out_finish): Likewise.
1270 2012-05-03 Martin Jambor <mjambor@suse.cz>
1272 * builtins.c (get_object_alignment_1): Return whether we can determine
1273 the alignment or conservatively assume byte alignment. Return the
1274 alignment by reference. Use get_pointer_alignment_1 for dereference
1276 (get_pointer_alignment_1): Return whether we can determine the
1277 alignment or conservatively assume byte alignment. Return the
1278 alignment by reference. Use get_ptr_info_alignment to get SSA name
1280 (get_object_alignment): Update call to get_object_alignment_1.
1281 (get_object_or_type_alignment): Likewise, fall back to type alignment
1282 only when it returned false.
1283 (get_pointer_alignment): Update call to get_pointer_alignment_1.
1284 * fold-const.c (get_pointer_modulus_and_residue): Update call to
1285 get_object_alignment_1.
1286 * ipa-prop.c (ipa_modify_call_arguments): Update call to
1287 get_pointer_alignment_1.
1288 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
1289 of MEM_REF or TARGET_MEM_REF only when it returns false.
1290 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
1291 get_object_alignment_1.
1292 (ccp_finalize): Use set_ptr_info_alignment.
1293 * tree.h (get_object_alignment_1): Update declaration.
1294 (get_pointer_alignment_1): Likewise.
1295 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
1296 (dump_gimple_stmt): Likewise.
1297 * tree-flow.h (ptr_info_def): Updated comments of fields align and
1299 (get_ptr_info_alignment): Declared.
1300 (mark_ptr_info_alignment_unknown): Likewise.
1301 (set_ptr_info_alignment): Likewise.
1302 (adjust_ptr_info_misalignment): Likewise.
1303 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
1304 and set alignment of SSA names.
1305 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
1306 mark_ptr_info_alignment_unknown.
1307 * tree-ssanames.c (get_ptr_info_alignment): New function.
1308 (mark_ptr_info_alignment_unknown): Likewise.
1309 (set_ptr_info_alignment): Likewise.
1310 (adjust_ptr_info_misalignment): Likewise.
1311 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
1312 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
1314 (bump_vector_ptr): Likewise.
1315 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
1316 (vectorizable_store): Likewise.
1317 (vectorizable_load): Likewise.
1319 2012-05-03 Michael Matz <matz@suse.de>
1321 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
1322 in front of basic_block_def.
1323 (struct basic_block_def): Make il.gimple the full struct, not a
1325 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
1327 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
1328 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
1329 NULL il.gimple, which can't happen anymore.
1330 * gimple.h (bb_seq): il.gimple can't be NULL.
1331 (bb_seq_add): Ditto.
1332 (set_bb_seq): Adjust.
1333 (gsi_start_bb, gsi_last_bb): Tidy.
1334 * lto-streamer-in.c (make_new_block): Don't zero members that
1335 are zeroed already, don't allocate a gimple_bb_info.
1336 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
1337 (remove_bb): Clear all il.gimple members.
1338 (gimple_verify_flow_info): Adjust for flat il.gimple.
1339 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
1341 * coretypes.h (const_gimple_seq): Remove typedef.
1342 * gimple.h (gimple_seq_first): Take gimple_seq.
1343 (gimple_seq_first_stmt): Ditto.
1344 (gimple_seq_last): Ditto.
1345 (gimple_seq_last_stmt): Ditto.
1346 (gimple_seq_empty_p): Ditto.
1348 2012-05-03 Richard Guenther <rguenther@suse.de>
1350 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
1352 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
1353 (compute_avail): Do not add possibly trapping operations to
1354 EXP_GEN if they might not be executed in the block.
1356 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
1358 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
1360 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
1362 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
1363 information as early as possible. Update dominance info instead of
1366 2012-05-03 Richard Guenther <rguenther@suse.de>
1368 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
1369 (union_contains_value): Remove.
1370 (vro_valid_in_sets): Likewise.
1371 (op_valid_in_sets): New function.
1372 (valid_in_sets): Use op_valid_in_sets.
1373 (insert_into_preds_of_block): Move dumping ...
1374 (do_regular_insertion): ... here.
1375 (do_partial_partial_insertion): ... and here. Dump that
1376 we've found a partial partial redundancy.
1377 (insert): Dump the current insert iteration.
1379 2012-05-03 Jakub Jelinek <jakub@redhat.com>
1382 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1383 append program name to it and pass that as first argument
1384 to make_relative_prefix. Always pass standard_libexec_prefix
1385 as last argument to make_relative_prefix. If
1386 make_relative_prefix returns NULL, fall back to
1387 standard_libexec_prefix.
1390 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1394 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1395 mode, return that mode.
1398 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
1399 define __ATOMIC_HLE_* macros here.
1400 (ix86_target_macros): But here, using cpp_define_formatted.
1402 2012-05-03 Richard Guenther <rguenther@suse.de>
1404 PR tree-optimization/53144
1405 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1407 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1408 with SSA name values.
1409 (vn_reference_lookup_3): Adjust callers.
1411 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1413 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
1414 has_fma4 for AMD processors with both fma3 and fma4 support.
1416 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
1419 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
1422 2012-05-03 Michael Matz <matz@suse.de>
1425 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
1426 (dse_enter_block): Properly iterate the whole sequence even
1427 if the last statement was removed.
1429 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1431 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
1432 unset flag_jump_tables.
1433 * stmt.c (expand_case): Remove special flag_pic case conditional
1434 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
1436 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
1438 * common/config/s390/s390-common.c (s390_option_optimization_table):
1439 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
1440 default when optimizing.
1442 2012-05-02 Martin Jambor <mjambor@suse.cz>
1445 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1446 of a variable when the contect is a function.
1448 2012-05-02 Michael Matz <matz@suse.de>
1450 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
1451 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
1452 (const_gimple_seq_node): Remove.
1453 (gimple_seq_node): Typedef as gimple.
1454 (struct gimple_statement_base): Add next and prev members,
1455 adjust all WORD markers in using structs.
1456 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
1457 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1458 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
1459 gimple are the same.
1460 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
1462 (gimple_init_singleton): New function.
1463 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
1464 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
1466 (gsi_stmt_ptr): Remove.
1467 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
1469 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
1470 again, adjust for above changes.
1471 (update_call_edge_frequencies): Adjust for above changes.
1472 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
1473 (gsi_insert_seq_nodes_after): Ditto.
1474 (gsi_split_seq_after): Ditto.
1475 (gsi_set_stmt): Ditto.
1476 (gsi_split_seq_before): Ditto.
1477 (gsi_remove): Ditto.
1478 (gsi_insert_seq_before_without_update): Don't free sequence.
1479 (gsi_insert_seq_after_without_update): Ditto.
1480 (gsi_replace): Assert some more invariants.
1481 (gsi_insert_before_without_update, gsi_insert_after_without_update):
1483 (gsi_for_stmt): Don't search for stmt.
1484 (gsi_insert_on_edge_immediate): Tidy.
1486 * gimple.c (gimple_alloc_k): Remove "sequences".
1487 (gimple_seq_cache): Remove.
1488 (gimple_alloc_stat): Make stmt a singleton sequence.
1489 (gimple_seq_alloc, gimple_seq_free): Remove.
1490 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
1491 (gimple_copy): Ditto.
1492 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
1493 create iterator from correct sequence.
1494 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
1496 2012-05-02 Michael Matz <matz@suse.de>
1498 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
1500 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
1501 sequence, lazily allocate it.
1502 (bb_seq_addr): New function.
1503 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
1504 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
1505 (gsi_none): New function.
1506 (gsi_start_bb): Adjust.
1507 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
1508 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
1509 (gsi_last_bb): Adjust.
1511 * tree-flow-inline.h (phi_nodes_ptr): New function.
1513 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
1514 datastructure and interface change.
1515 (gsi_insert_seq_before_without_update): Ditto.
1516 (gsi_insert_seq_nodes_after): Ditto.
1517 (gsi_insert_seq_after_without_update): Ditto.
1518 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
1519 (gsi_split_seq_before): Ditto.
1520 (gsi_start_phis): Adjust.
1521 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
1522 (vect_transform_loop): Ditto.
1523 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
1524 gimple_seq_copy): Don't use gimple_seq_alloc.
1525 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
1526 (gimplify_seq_add_seq): Ditto.
1527 * lto-streamer-in.c (make_new_block): Ditto.
1528 * tree-cfg.c (create_bb): Ditto.
1529 * tree-sra.c (initialize_parameter_reductions): Ditto.
1531 2012-05-02 Michael Matz <matz@suse.de>
1533 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1534 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
1535 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
1536 set_bb_seq): Move down to after gimple_statement_d definition.
1538 2012-05-02 Michael Matz <matz@suse.de>
1540 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1541 gsi_replace_with_seq, instead of inserting itself.
1542 * gimple-iterator.c (gsi_replace_with_seq): New function.
1543 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
1544 iterator instead of statement, advance it.
1545 (ssa_forward_propagate_and_combine): Adjust call to above.
1547 2012-05-02 Michael Matz <matz@suse.de>
1549 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
1551 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
1552 * tree-nested.c (walk_gimple_omp_for): Ditto.
1553 * trans-mem.c (lower_transaction): Ditto.
1554 * tree-eh.c (do_return_redirection): Ditto.
1555 (do_goto_redirection): Ditto.
1556 (lower_try_finally_switch): Ditto.
1557 * gimplify.c (gimplify_stmt): Ditto.
1558 (gimplify_scan_omp_clauses): Ditto.
1559 (gimplify_omp_for): Ditto.
1560 (gimplify_function_tree): Ditto.
1561 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
1562 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
1563 (mf_build_check_statement_for): Ditto.
1564 (mx_register_decls): Ditto.
1565 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
1566 and don't use itertors to append.
1567 (insert_stmts): Ditto.
1568 (insert_out_of_ssa_copy): Ditto.
1569 (insert_out_of_ssa_copy_on_edge): Ditto.
1571 2012-05-02 Michael Matz <matz@suse.de>
1573 * gimple.h (gimple_bind_body_ptr): New function.
1574 (gimple_bind_body): Use it.
1575 (gimple_catch_handler): Use gimple_catch_handler_ptr.
1576 (gimple_eh_filter_failure_ptr): New function.
1577 (gimple_eh_filter_failure): Use it.
1578 (gimple_eh_else_n_body_ptr): New function.
1579 (gimple_eh_else_n_body): Use it.
1580 (gimple_eh_else_e_body_ptr): New function.
1581 (gimple_eh_else_e_body): Use it.
1582 (gimple_try_eval_ptr): New function.
1583 (gimple_try_eval): Use it.
1584 (gimple_try_cleanup_ptr): New function.
1585 (gimple_try_cleanup): Use it.
1586 (gimple_wce_cleanup_ptr): New function.
1587 (gimple_wce_cleanup): Use it.
1588 (gimple_omp_body_ptr): New function.
1589 (gimple_omp_body): Use it.
1590 (gimple_omp_for_pre_body_ptr): New function.
1591 (gimple_omp_for_pre_body): Use it.
1592 (gimple_transaction_body_ptr): New function.
1593 (gimple_transaction_body): Use it.
1594 (gsi_split_seq_before): Adjust to return nothing and take pointer
1596 (gsi_set_stmt): Declare.
1597 (gsi_replace_with_seq): Declare.
1598 (walk_gimple_seq_mod): Declare.
1599 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
1601 * gimple-iterator.c (gsi_set_stmt): New function.
1602 (gsi_split_seq_before): Return new sequence via pointer argument.
1603 (gsi_replace): Use gsi_set_stmt.
1605 * tree-ssa-loop-im.c (move_computations_stmt): First remove
1607 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
1608 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
1610 (reserve_phi_args_for_new_edge): Change call to above,
1613 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
1614 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
1615 iterators. Adjust call to lower_omp.
1616 (lower_lastprivate_clauses): Adjust call to lower_omp.
1617 (lower_reduction_clauses): Ditto.
1618 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
1619 (lower_omp_sections): Don't explicitely count sequence length,
1620 nullify lowered bodies earlier, ensure stmts are part of only
1621 one sequence, adjust call to lower_omp.
1622 (lower_omp_single): Ensure stmts are part of only one sequence,
1623 adjust call to lower_omp.
1624 (lower_omp_master): Ditto.
1625 (lower_omp_ordered): Ditto.
1626 (lower_omp_critical): Ditto.
1627 (lower_omp_for): Ditto.
1628 (lower_omp_taskreg): Ditto, tidy.
1629 (lower_omp_1): Adjust calls to lower_omp.
1630 (execute_lower_omp): Ditto.
1631 (lower_omp): Adjust to take pointer to sequence.
1632 (diagnose_sb_2): Use walk_gimple_seq_mod.
1633 (diagnose_omp_structured_block_errors): Ditto and set possibly
1634 changed function body.
1635 * gimple-low.c (lower_function_body): Set function body after
1637 (lower_sequence): Adjust to take pointer to sequence.
1638 (lower_omp_directive): Ensure stmt isn't put twice into the
1639 sequence, adjust call to lower_sequence.
1640 (lower_stmt): Adjust calls to lower_sequence.
1641 (lower_gimple_bind): Ditto.
1642 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
1643 * tree-nested.c (walk_body): Take pointer to sequence, use
1644 walk_gimple_seq_mod.
1645 (walk_function): Adjust call to walk_body, set possibly changed body.
1646 (walk_gimple_omp_for): Adjust calls to walk_body.
1647 (convert_nonlocal_omp_clauses): Ditto.
1648 (convert_nonlocal_reference_stmt): Ditto.
1649 (convert_local_omp_clauses): Ditto.
1650 (convert_local_reference_stmt): Ditto.
1651 (convert_tramp_reference_stmt): Ditto.
1652 (convert_gimple_call): Ditto.
1653 (convert_nl_goto_reference): Use local iterator copy.
1654 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
1655 but taking pointer to sequence, ensure gsi_start is called with
1657 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
1658 asserting that the sequence head didn't change.
1659 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
1660 walk_gimple_seq_mod.
1661 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
1662 (execute_lower_tm): Ditto, and set possibly changed body.
1663 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
1664 call gsi_start with that lvalue.
1665 (replace_goto_queue_stmt_list): Ditto.
1666 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
1667 (replace_goto_queue): Ditto.
1668 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
1669 (lower_try_finally_onedest): Ditto.
1670 (lower_try_finally_copy): Ditto.
1671 (lower_try_finally_switch): Ditto.
1672 (lower_try_finally): Ditto.
1673 (lower_eh_filter): Ditto.
1674 (lower_eh_must_not_throw): Ditto.
1675 (lower_cleanup): Ditto.
1676 (lower_eh_constructs_2): Ditto.
1677 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
1678 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
1679 set possibly changed body.
1680 (optimize_double_finally): Call gsi_start with lvalue.
1682 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
1683 (gimple_split_block): Ditto.
1684 (gimple_merge_blocks): Use gsi_start_phis.
1685 (move_stmt_r): Use walk_gimple_seq_mod.
1686 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
1687 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
1688 (rebuild_cgraph_edges): Ditto.
1689 (cgraph_rebuild_references): Ditto.
1690 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
1691 * tree-inline.c (copy_phis_for_bb): Ditto.
1692 * tree-ssa-dce.c: Ditto.
1694 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
1696 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
1697 Andi Kleen <ak@linux.intel.com>
1699 * coretypes.h (MEMMODEL_MASK): New.
1700 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
1701 and return new variable.
1702 (expand_builtin_atomic_exchange): Mask memmodel values.
1703 (expand_builtin_atomic_compare_exchange): Ditto.
1704 (expand_builtin_atomic_load): Ditto.
1705 (expand_builtin_atomic_store): Ditto.
1706 (expand_builtin_atomic_clear): Ditto.
1707 * doc/extend.texi: Mention port-dependent memory model flags.
1708 * config/i386/cpuid.h (bit_HLE): New.
1709 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1711 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
1712 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
1713 (ix86_target_string)<-mhle>: New.
1714 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1715 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
1716 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1717 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
1718 enabled for generic, generic64 and core-avx2.
1719 (ix86_print_operand): Generate HLE lock prefixes.
1720 (ix86_memmodel_check): New.
1721 (TARGET_MEMMODEL_CHECK): Ditto.
1722 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
1723 (IX86_HLE_ACQUIRE): Ditto.
1724 (IX86_HLE_RELEASE): Ditto.
1725 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
1726 * config/i386/i386.opt (mhle): Ditto.
1727 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
1728 success model to instruction emitter.
1729 (atomic_fetch_add<mode>): Ditto.
1730 (atomic_exchange<mode>): Ditto.
1731 (atomic_add<mode>): Ditto.
1732 (atomic_sub<mode>): Ditto.
1733 (atomic_<code><mode>): Ditto.
1734 (*atomic_compare_and_swap_doubledi_pic): Ditto.
1735 (atomic_compare_and_swap_single<mode>): Define and use argument
1737 (atomic_compare_and_swap_double<mode>): Ditto.
1738 * configure.ac: Check if assembler support HLE prefixes.
1739 * configure: Regenerate.
1742 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1745 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
1747 (gimplify_switch_expr): ... here.
1748 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
1749 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
1750 to clean up case labels with values outside the index type range.
1751 (simplify_gimple_switch): Call it if something changed.
1752 Remove strange and unnecessary assert.
1754 2012-05-02 Richard Guenther <rguenther@suse.de>
1756 * fold-const.c (div_if_zero_remainder): sizetypes no longer
1758 (int_const_binop_1): New worker for int_const_binop with
1759 overflowable parameter. Pass it through to force_fit_type_double.
1760 (int_const_binop): Wrap around int_const_binop_1 with overflowable
1762 (size_binop_loc): Call int_const_binop_1 with overflowable equal
1763 to minus one, forcing overflow detection for even unsigned types.
1764 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
1765 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
1766 * stor-layout.c (initialize_sizetypes): sizetypes no longer
1768 (layout_type): For zero-sized arrays ignore overflow on the
1770 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
1771 (bit_value_binop_1): Likewise.
1772 * tree.c (double_int_to_tree): Likewise.
1773 (double_int_fits_to_tree_p): Likewise.
1774 (force_fit_type_double): Likewise.
1775 (host_integerp): Likewise.
1776 (int_fits_type_p): Likewise.
1777 * varasm.c (output_constructor_regular_field): Sign-extend the
1778 field-offset to cater for negative offsets produced by the Ada
1780 * omp-low.c (extract_omp_for_data): Convert the loop step to
1781 signed for pointer adjustments.
1783 2012-05-02 Richard Guenther <rguenther@suse.de>
1785 * tree.c (valid_constant_size_p): New function.
1786 * tree.h (valid_constant_size_p): Declare.
1787 * cfgexpand.c (expand_one_var): Adjust check for too large
1788 variables by using valid_constant_size_p.
1789 * varasm.c (assemble_variable): Likewise.
1791 * c-decl.c (grokdeclarator): Properly check for sizes that
1792 cover more than half of the address-space.
1794 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1796 PR tree-optimization/53163
1797 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1798 return value from compute_all_dependences.
1800 PR rtl-optimization/53160
1801 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1802 has been modified by ree pass already.
1804 2012-05-01 Ian Lance Taylor <iant@google.com>
1807 * c-decl.c (build_compound_literal): Make the decl readonly if it
1808 an array of a readonly type.
1809 * gimplify.c (gimplify_compound_literal_expr): Add fallback
1810 parameter. Change all callers. If the decl is not addressable
1811 and is not an l-value, make it readonly.
1813 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
1815 * ira.c (allocated_reg_info_size): New static variable.
1816 (expand_reg_info): Manage it. Call
1817 setup_preferred_alternate_classes_for_new_pseudos.
1818 (ira): Don't do it here. Remove local allocated_reg_info_size,
1819 set the global before calling find_moveable_pseudos.
1820 (find_moveable_pseudos): Call expand_reg_info rather than
1823 2012-05-01 Richard Henderson <rth@redhat.com>
1825 * common.opt (fsync-libcalls): New.
1826 * doc/invoke.texi: Document it.
1827 * optabs.c (init_sync_libfuncs): Honor it.
1829 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1830 Richard Sandiford <r.sandiford@uk.ibm.com>
1832 PR rtl-optimization/52543
1833 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
1835 * lower-subreg.h: New file.
1836 * target-globals.h (this_target_lower_subreg): Declare.
1837 (target_globals): Add lower_subreg;
1838 (restore_target_globals): Restore this_target_lower_subreg.
1839 * target-globals.c: Include it.
1840 (default_target_globals): Add default_target_lower_subreg.
1841 (save_target_globals): Initialize target_lower_subreg.
1842 * rtl.h (init_lower_subreg): Added declaration.
1843 * toplev.c (backend_init_target): Call initializer for lower-subreg
1845 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
1846 (default_target_lower_subreg): New variable.
1847 (this_target_lower_subreg): Likewise.
1848 (twice_word_mode, choices): New macros.
1849 (shift_cost, compute_splitting_shift, compute_costs)
1850 (init_lower_subreg): New functions.
1851 (resolve_simple_move): Add speed_p argument. Check choices.
1852 (find_pseudo_copy): Don't check the mode size here.
1853 (resolve_simple_move): Assert the mode size.
1854 (find_decomposable_shift_zext): Add speed_p argument and return
1855 a bool. Check choices.
1856 (resolve_shift_zext): Add comment.
1857 (dump_shift_choices, dump_choices): New functions.
1858 (decompose_multiword_subregs): Dump list of profitable
1859 transformations. Add code to skip non profitable transformations.
1860 Update calls to simple_move and find_decomposable_shift_zext.
1862 2012-05-01 Ian Bolton <ian.bolton@arm.com>
1863 Sameera Deshpande <sameera.deshpande@arm.com>
1864 Greta Yorsh <greta.yorsh@arm.com>
1866 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
1867 (thumb1_unexpanded_epilogue): ...this.
1868 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
1869 (thumb1_unexpanded_epilogue): ...this.
1870 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
1871 (thumb1_unexpanded_epilogue): ...this.
1873 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
1875 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
1876 comparing enumeration values. Update comments.
1878 2012-05-01 Alan Modra <amodra@gmail.com>
1881 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
1882 load_cr_save, add_crlr_cfa_restore): New functions.
1883 (rs6000_restore_saved_cr): Rename to..
1884 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
1885 (rs6000_emit_epilogue): Use new functions. Adjust condition
1886 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
1887 regs when using out-of-line restore only when shrink wrapping.
1889 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1892 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1893 calls to cgraph_node_name in xstrdup.
1894 (ipa_make_edge_direct_to_target): Ditto.
1895 * cgraph.c (dump_cgraph_node): Ditto.
1896 * tree-sra.c (convert_callers_for_node): Ditto.
1897 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1898 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1899 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1900 (cgraph_materialize_all_clones): Ditto.
1901 * ipa-inline.c (report_inline_failed_reason): Ditto.
1902 (want_early_inline_function_p): Ditto.
1903 (edge_badness): Ditto.
1904 (update_edge_key): Ditto.
1905 (flatten_function): Ditto.
1906 (ipa_inline): Ditto.
1907 (inline_always_inline_functions): Ditto.
1908 (early_inline_small_functions): Ditto.
1910 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1913 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
1914 constraints 0 and 1.
1916 012-04-30 Jan Hubicka <jh@suse.cz>
1918 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
1919 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
1920 (cgraph_add_to_same_comdat_group): Remove.
1921 (cgraph_add_asm_node): Move to cgraphunit.c.
1922 (cgraph_make_decl_local): Move to symtab.c
1923 (cgraph_make_node_local_1): Update.
1924 (cgraph_can_remove_if_no_direct_calls_and): Update.
1925 (used_from_object_file_p): Update.
1926 (resolution_used_from_other_file_p): Move to symtab.c
1927 (cgraph_used_from_object_file_p): move to symtab.c
1928 (verify_cgraph_node): Verify same comdat groups.
1929 * cgraph.h (cgraph_asm_node): Rename to ...
1930 (asm_node): ... this one.
1931 (cgraph_asm_nodes): Rename to ...
1932 (asm_nodes): ... this one.
1933 (symtab_add_to_same_comdat_group): New function.
1934 (symtab_dissolve_same_comdat_group_list): New function.
1935 (symtab_used_from_object_file_p): Declare.
1936 (symtab_make_decl_local): Declare.
1937 (cgraph_add_to_same_comdat_group): Remove.
1938 (cgraph_add_asm_node): Remove.
1939 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
1941 (cgraph_finalize_compilation_unit): Rename to ...
1942 (finalize_compilation_unit): ... this one.
1943 (cgraph_optimize): Rename to ....
1944 (compile): ... this one.
1945 (add_asm_node): Declare.
1946 (fixup_same_cpp_alias_visibility): Declare.
1947 (cgraph_make_decl_local): Remove.
1948 (varpool_assemble_pending_decls): Rename to ...
1949 (varpool_output_variables): ... this one.
1950 (varpool_remove_unreferenced_decls): Remove.
1951 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
1952 (preserve_function_body_p): Make static.
1953 * toplev.c (compile_file): Update comments; update.
1954 * cgraphunit.c: Update comments.
1955 (cgraph_expand_all_functions): Rename to ...
1956 (expand_all_functions): ... this one; update.
1957 (cgraph_mark_functions_to_output): Rename to ...
1958 (mark_functions_to_output): ... this one; cleanup.
1959 (cgraph_output_pending_asms): Remove prototype.
1960 (asm_nodes, asm_last_node): New static vars.
1961 (cgraph_process_new_functions): Update.
1962 (cgraph_reset_node): Cleanup; add comment.
1963 (cgraph_add_new_function): Update.
1964 (cgraph_output_pending_asms): Rename to ...
1965 (output_asm_statements): ... this one.
1966 (add_asm_node): New function.
1967 (fixup_same_cpp_alias_visibility): New function based on code
1968 in cgraph_analyze_function.
1969 (cgraph_analyze_function): Use it.
1970 (cgraph_order_sort): Update.
1971 (cgraph_output_in_order): Update.
1972 (cgraph_function_versioning): Update.
1973 (cgraph_optimize): Rename to ...
1974 (compile): ... this one; initialize streamer hooks here.
1975 (cgraph_finalize_compilation_unit): Rename to ...
1976 (finalize_compilation_unit): ... this one; do not initialize streamer
1978 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
1979 * dwarf2out.c: Update ocmment.
1980 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
1981 * method.c (use_thunk): Likewise.
1982 * semantics.c (maybe_add_lambda_conv_op): Likewise.
1983 * decl2.c (maybe_emit_vtables): Likewise.
1984 (cp_write_global_declarations): Use finalize_compilation_unit.
1985 * parser.c (cp_parser_asm_definition): Use add_asm_node.
1986 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
1987 * c-decl.c (c_write_global_declarations): Use
1988 finalize_compilation_unit.
1989 * langhooks.c (write_global_declarations): Update.
1990 * ipa.c (cgraph_externally_visible_p): Update.
1991 (dissolve_same_comdat_group_list): Remove.
1992 (function_and_variable_visibility): Update.
1993 * symtab.c: Inlcude lto-streamer.h and rtl.h
1994 (ld_plugin_symbol_resolution_names): New.
1995 (symtab_add_to_same_comdat_group): New.
1996 (symtab_dissolve_same_comdat_group_list): New.
1997 (resolution_used_from_other_file_p): Move here from cgraph.c
1998 (symtab_used_from_object_file_p): New.
1999 (symtab_make_decl_local): New.
2000 * passes.c (register_pass): Update comments.
2001 * c-parser.c (c_parser_asm_definition): Update.
2002 * varpool.c (varpool_analyze_node): Use
2003 fixup_same_cpp_alias_visibility.
2004 (varpool_remove_unreferenced_decls): Make static.
2005 (varpool_assemble_pending_decls): Rename to ...
2006 (varpool_output_variables): ... this one; call
2007 varpool_remove_unreferenced_decls.
2008 (varpool_used_from_object_file_p): Remove.
2010 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
2013 * c-typeck.c (build_array_ref): Call
2014 convert_vector_to_pointer_for_subscript.
2015 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
2017 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2019 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
2020 to compile-time "mode == <MODE>mode" checks.
2021 (and splitter): Ditto.
2023 2012-04-30 Richard Henderson <rth@redhat.com>
2025 * config/arm/arm.md (UNSPEC_LL): New.
2026 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
2027 (arm_load_exclusivedi): Use %H0.
2029 2012-04-30 Jason Merrill <jason@redhat.com>
2031 * dwarf2out.c (comdat_symbol_id): Add const.
2032 (union die_symbol_or_type_node): Add const to die_symbol.
2033 (output_die_symbol, output_die, output_comp_unit): Adjust.
2035 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
2037 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
2038 * config/arm/neon.md (negdi2_neon): New insn.
2039 Also add splitters for core and NEON registers.
2041 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
2043 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
2044 (arm_print_operand): Add 'x' format.
2045 * config/arm/constraints.md (Dn): Allow const_int.
2046 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
2047 Use 'x' format to print constants.
2048 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
2049 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
2051 (movdi_vfp_cortexa8): Likewise.
2053 2012-04-30 Ian Bolton <ian.bolton@arm.com>
2054 Sameera Deshpande <sameera.deshpande@arm.com>
2055 Greta Yorsh <greta.yorsh@arm.com>
2057 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
2058 * config/arm/arm.c (ldm_stm_operation_p): New function.
2059 * config/arm/predicates.md (load_multiple_operation): Update predicate.
2060 (store_multiple_operation): Likewise.
2062 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
2063 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
2064 * config/arm/predicates.md (load_multiple_operation): Add arguments.
2065 (store_multiple_operation): Likewise.
2067 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2069 * config/i386/i386.md (and<mode>3): Expand masking operations with
2070 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
2071 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
2073 2012-04-30 Dodji Seketeli <dodji@redhat.com>
2075 Add -Wvarargs option
2076 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
2077 argument for the various warning_at calls.
2078 * docs/invoke.texi: Update the documentation.
2080 2012-04-30 Dodji Seketeli <dodji@redhat.com>
2082 Switch -ftrack-macro-expansion=2 on by default.
2083 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
2086 Fix va_start related location
2087 * builtins.c (fold_builtin_next_arg): Unwinds to the first
2088 location in real source code.
2090 Make conversion warnings work on NULL with -ftrack-macro-expansion
2091 * input.h (expansion_point_location_if_in_system_header): Declare
2093 * input.c (expansion_point_location_if_in_system_header): Define it.
2095 Fix -Wuninitialized for -ftrack-macro-expansion
2096 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
2097 declaration. Use linemap_location_before_p for source locations.
2099 Strip "<built-in>" loc from displayed expansion context
2100 * input.c (expand_location_1): When expanding to spelling location
2101 in a context of a macro expansion, skip reserved system header
2102 locations. Update comments. * tree-diagnostic.c
2103 (maybe_unwind_expanded_macro_loc): Likewise.
2105 Make expand_location resolve to locus in main source file
2106 * input.c (expand_location_1): New. Takes a parameter to choose
2107 whether to resolve the location to spelling or expansion point.
2108 Was factorized from ...
2109 (expand_location): ... here.
2110 (expand_location_to_spelling_point): New. Implemented in terms of
2112 * diagnostic.c (diagnostic_build_prefix): Use the new
2113 expand_location_to_spelling_point instead of expand_location.
2115 Fix PCH crash on GTYed pointer-to-scalar field of a struct
2116 * gengtype.c (write_types_process_field): Force second argument of
2117 the call to the PCH object hierarchy walker to be 'x'.
2119 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
2121 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
2122 predicate to discriminate types.
2124 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
2126 * doc/invoke.texi (Wmissing-format-attribute): Document as an
2127 alias of Wsuggest-attribute=format.
2128 * c-typeck.c (convert_for_assignment): Replace
2129 Wmissing-format-attribute with Wsuggest-attribute=format.
2130 (digest_init): Likewise.
2132 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
2134 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
2135 * common.opt (Wmissing-noreturn): Alias of
2136 -Wsuggest-attribute=noreturn.
2138 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
2141 * config/cris/cris.md (andqu): New peephole2.
2142 (andu): Tweak head comment.
2144 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2145 Steven Bosscher <steven@gcc.gnu.org>
2146 Maxim Kuvyrkov <maxim@codesourcery.com>
2148 PR tree-optimization/38785
2149 * common.opt (ftree-partial-pre): New option.
2150 * doc/invoke.texi: Document it.
2151 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
2152 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
2154 (execute_pre): Use flag_tree_partial_pre.
2156 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2159 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
2162 2012-04-27 Ollie Wild <aaw@google.com>
2164 * doc/invoke.texi (Wliteral-suffix): Document new option.
2166 2012-04-27 Tom Tromey <tromey@redhat.com>
2168 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
2169 (dwarf_tag_name): Use get_DW_TAG_name.
2170 (dwarf_attr_name): Use get_DW_AT_name.
2171 (dwarf_form_name): Use get_DW_FORM_name.
2172 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
2174 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2176 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
2177 arguments are -1 and 0, by negating the result of the conditional.
2179 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2182 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
2184 2012-04-27 Richard Guenther <rguenther@suse.de>
2186 * tree-flow.h (is_hidden_global_store): Remove.
2187 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
2188 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
2189 (stmt_may_clobber_global_p): Likewise.
2190 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
2191 (stmt_may_clobber_global_p): Likewise.
2192 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
2193 stmt_may_clobber_global_p.
2194 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
2196 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
2198 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
2201 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
2202 reorganize some fields and update comments. Rename bit_test_uniq
2203 and bit_test_count to uniq resp. count. Remove bit_test_bb.
2204 (collect_switch_conv_info): New function, collects info about a
2205 GIMPLE_SWITCH into a struct switch_conv_info.
2206 (check_range): Simplify to use pre-recorded info. Fix think-o in
2207 range-branch ratio check.
2208 (check_process_case): Remove function.
2209 (check_all_empty_except_final): New function, verifies that all
2210 non-final basic blocks are empty.
2211 (process_switch): Simplify to use pre-recorded info. Call
2212 collect_switch_conv_info to do that. Assert that degenerate switch
2213 statements have been cleaned up.
2215 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
2218 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
2220 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2223 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
2225 2012-04-27 Tom de Vries <tom@codesourcery.com>
2227 PR tree-optimization/51879
2228 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
2229 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
2231 (defs_to_varying): ... here. Don't set use_processed.
2232 (visit_reference_op_call): Handle gimple_vdef.
2233 Handle case that lhs is NULL_TREE.
2234 (visit_use): Use mark_use_processed. Handle calls with side-effect
2235 using visit_reference_op_call.
2237 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2239 * sched-deps.c (fixup_sched_groups): Rename to...
2240 (chain_to_prev_insn): ...this.
2241 (chain_to_prev_insn_p): New function.
2242 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
2244 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2246 * sched-int.h (_haifa_insn_data): Move priority_status.
2248 (INSN_MODEL_INDEX): New macro.
2249 * haifa-sched.c (insn_delay): New function.
2250 (sched_regno_pressure_class): Update commentary.
2251 (mark_regno_birth_or_death): Pass the liveness bitmap and
2252 pressure array as arguments, instead of using curr_reg_live and
2253 curr_reg_pressure. Only update the pressure if the bit in the
2254 liveness set has changed.
2255 (initiate_reg_pressure_info): Always trust the live-in set for
2256 SCHED_PRESSURE_MODEL.
2257 (initiate_bb_reg_pressure_info): Update call to
2258 mark_regno_birth_or_death.
2259 (dep_list_size): Take the list as argument.
2260 (calculate_reg_deaths): New function, extracted from...
2261 (setup_insn_reg_pressure_info): ...here.
2262 (MODEL_BAR): New macro.
2263 (model_pressure_data, model_insn_info, model_pressure_limit)
2264 (model_pressure_group): New structures.
2265 (model_schedule, model_worklist, model_insns, model_num_insns)
2266 (model_curr_point, model_before_pressure, model_next_priority):
2268 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
2269 (MODEL_INSN_INFO, MODEL_INSN): New macros.
2270 (model_index, model_update_limit_points_in_group): New functions.
2271 (model_update_limit_points, model_last_use_except): Likewise.
2272 (model_start_update_pressure, model_update_pressure): Likewise.
2273 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
2274 (model_excess_cost, model_dump_pressure_points): Likewise.
2275 (model_set_excess_costs): Likewise.
2276 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
2277 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
2278 schedule as an alternative tie-breaker. Update the call to
2280 (ready_sort): Call model_set_excess_costs.
2281 (update_register_pressure): Update call to mark_regno_birth_or_death.
2282 Rely on that function to check liveness rather than doing it here.
2283 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
2284 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
2285 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
2286 (model_record_pressure, model_record_pressures): New functions.
2287 (model_record_final_pressures, model_add_successors_to_worklist)
2288 (model_promote_predecessors, model_choose_insn): Likewise.
2289 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
2290 (model_start_schedule, model_finalize_pressure_group): Likewise.
2291 (model_end_schedule): Likewise.
2292 (schedule_insn): Say when we're scheduling the next instruction
2293 in the model schedule.
2294 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
2295 (queue_to_ready): Do not add instructions that are
2296 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
2297 Always allow the next instruction in the model schedule to be added.
2298 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
2299 and delay for SCHED_PRESSURE_MODEL too.
2300 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
2301 SCHED_PRIORITY_MODEL, but also take the DFA into account.
2302 (schedule_block): Call model_start_schedule and model_end_schedule.
2303 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
2304 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2305 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
2307 (sched_finish): Update accordingly.
2308 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2309 to SCHED_PRESSURE_MODEL.
2310 (add_jump_dependencies): Update call to dep_list_size.
2311 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
2312 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2313 to SCHED_PRESSURE_MODEL.
2314 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
2315 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
2316 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
2317 handling to SCHED_PRESSURE_MODEL.
2319 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2321 * common.opt (fsched-pressure-algorithm=): New option.
2322 * flag-types.h (sched_pressure_algorithm): New enum.
2323 * sched-int.h (sched_pressure_p): Replace with...
2324 (sched_pressure): ...this new variable.
2325 * haifa-sched.c (sched_pressure_p): Replace with...
2326 (sched_pressure): ...this new variable.
2327 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
2328 (update_reg_and_insn_max_reg_pressure, schedule_insn)
2329 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
2330 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
2331 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
2332 (sched_analyze_insn): Likewise.
2333 * sched-rgn.c (schedule_region): Likewise.
2334 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
2336 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
2338 * PR middle-end/52997
2339 * ira.c (find_moveable_pseudos): Call resize_reg_info.
2342 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
2343 * expr.c (convert_move): Honor unsignedp when extending partial int
2345 * genmodes.c (complete_mode): Don't clear component field of partial
2347 (emit_mode_inner): Don't emit it however.
2348 (calc_wider_mode): Partial int modes widen to their component.
2350 2012-04-26 David S. Miller <davem@davemloft.net>
2352 * config/sparc/niagara4.md: New file.
2353 * config/sparc/sparc.md: Include it.
2354 * config/sparc/sparc.c (niagara4_costs): New processor costs.
2355 (sparc_option_override): Use it.
2356 (sparc_use_sched_lookahead): Return 2 for niagara4.
2357 (sparc_issue_rate): Likewise.
2359 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
2360 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
2361 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
2362 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
2363 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
2364 alignaddrldi_vis): Set type to gsr.
2365 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
2366 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
2367 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
2368 v<vis3_shift_patname><mode>3, fmean16_vis,
2369 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
2370 fucmp<code>8<P:mode>_vis): Set type to fga.
2371 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
2372 * config/sparc/niagara.md: Likewise.
2373 * config/sparc/niagara2.md: Likewise.
2374 * config/sparc/ultra3.md: Likewise, and fix type matching for
2375 us3_ialuX reservation.
2377 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2379 * reload.c (find_reloads): Change the loop nesting when trying an
2380 alternative with swapped operands.
2382 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2384 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
2385 comment. Delete unused parameter first_exp_point_map.
2386 (virt_loc_aware_diagnostic_finalizer): Update call.
2388 2012-04-26 Michael Hope <michael.hope@linaro.org>
2389 Richard Earnshaw <rearnsha@arm.com>
2391 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
2392 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
2393 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
2394 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
2396 2012-04-25 Sriraman Tallam <tmsriram@google.com>
2398 * doc/extend.texi: Document avx2 support.
2399 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
2401 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
2404 * config/cris/cris.md ("*andhi_lowpart_v32")
2405 ("*andqi_lowpart_v32"): Change first input-only operand from
2406 a (match_operand ...) to (match_dup 0). Drop alternatives with
2407 const_int-matching constraints for redundancy.
2408 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
2409 three-operand alternative.
2411 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2414 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2415 instead expand it as zero extension.
2417 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
2420 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
2422 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2424 * common.opt (flag_debug_types_section): Default to 0.
2425 (dwarf_version): Default to 4.
2426 (dwarf_record_gcc_switches): Default to 1.
2427 (dwarf_strict): Default to 0.
2428 * toplev.c (process_options): Don't handle dwarf_strict
2429 or dwarf_version here.
2430 * config/vxworks.c (vxworks_override_options): Don't
2431 test whether dwarf_strict or dwarf_version are negative,
2432 instead test !global_options_set.x_dwarf_*.
2433 * config/darwin.c (darwin_override_options): Default to
2435 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
2436 and -fno-debug-types-section are now the default.
2438 2012-04-25 Jan Hubicka <jh@suse.cz>
2440 * cgraphunit.c: Update toplevel comment.
2441 (tree_rest_of_compilation): Merge into cgraph_expand_function.
2442 (cgraph_analyze_function): Make static.
2443 (cgraph_decide_is_function_needed): Make static.
2444 (cgraph_add_new_function): Use expand_function instead of
2445 rest_of_compilation.
2446 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
2447 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
2449 (cgraph_inline_p): Remove.
2450 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
2451 (init_cgraph): Add comment.
2452 * cgraphbuild.c (record_reference, mark_address, mark_load,
2453 mark_store): Do not call analyze_expr hook.
2454 * cgraph.c: Update toplevel comment.
2455 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
2456 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
2457 Move fere from cgraphunit.c
2458 (cgraph_mark_force_output_node): Move to cgraph.h
2459 * cgraph.h: Reorder so the comments match the function placement.
2460 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
2461 (cgraph_mark_force_output_node): Move here from cgraph.c
2462 * tree.c (free_lang_data): Do not clear analyze_expr hook.
2463 * ipa-inline-transform.c (preserve_function_body_p): New function.
2464 (inline_transform): Update.
2465 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
2466 * langhooks.h (lang_hooks_for_callgraph): Remove.
2467 (lang_hooks): Remove callgraph.
2468 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
2469 * varpool.c: Remove out of date comment.
2470 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
2471 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
2473 2012-04-25 Jan Hubicka <jh@suse.cz>
2476 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
2477 forward declaration.
2478 (cgraph_finalize_function): Finalize them here.
2479 * symtab.c (dump_symtab): Dump ctors and dtors.
2481 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2484 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2485 larger than maxbits. Don't compute maxbits modulo align.
2486 Also check that unit bytes long store at bitpos / unit * unit
2487 doesn't affect bits beyond bitregion_end.
2488 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2489 would not fit into bitregion_start ... bitregion_end + 1 bit region.
2490 (store_split_bit_field): Decrease unit close to end of bitregion_end
2491 if access is restricted in order to avoid mutual recursion.
2493 PR tree-optimization/53058
2494 * double-int.h (double_int_max_value, double_int_min_value): New
2496 * double-int.c (double_int_max_value, double_int_min_value): New
2498 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
2499 or GT_EXPR with double_int_max_value instead of double_int_mask.
2501 2012-04-25 Richard Guenther <rguenther@suse.de>
2503 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
2504 * tree-vect-loop.c (vect_transform_loop): Adjust.
2505 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
2506 the maximum number of iterations for the epilogue loop.
2507 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
2509 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2512 * c-typeck.c (set_nonincremental_init,
2513 set_nonincremental_init_from_string): Pass true instead of false
2514 as IMPLICIT to add_pending_init.
2516 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2518 * c-typeck.c (pop_init_level): Improve diagnostics.
2520 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
2522 * compare-elim.c (try_eliminate_compare): Also handle operands with
2523 implicit extensions.
2525 2012-04-25 Alan Modra <amodra@gmail.com>
2527 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
2528 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
2529 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
2530 (no_global_regs_above): Delete.
2531 (no_global_regs): New function.
2532 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
2533 value for load multiple test.
2534 (savres_routine_syms): Increase size.
2535 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
2536 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
2537 rather than a number of boolean flags. Update all callers.
2538 (rs6000_savres_routine_name): Generate vector save/restore names.
2539 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
2540 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
2541 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
2542 and using_store_multiple. Expand uses. Don't always use r11 as
2543 frame reg when needed for out-of-line saves. Set up initial offset
2544 for out-of-line vector saves when buying stack frame. Handle pointer
2545 reg setup for out-of-line fp save. Emit call to out-of-line vector
2546 save function. Choose r11 or r12 for vrsave reg when available for
2548 (rs6000_output_function_prologue): Don't emit .extern for ELF.
2549 (rs6000_emit_epilogue): Choose a better frame reg when restoring
2550 from back-chain to suit out-of-line vector restore functions. Emit
2551 call to out-of-line vector restore function. Adjust register used
2552 for cr restore. Tweak pointer register setup for gpr restore.
2553 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
2555 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
2556 (V_SAVE_INLINE): Define.
2557 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
2559 2012-04-25 Alan Modra <amodra@gmail.com>
2561 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
2562 out-of-line save/restore for large frames. Don't disable
2563 out-of-line saves on ABI_AIX when using static chain reg.
2564 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
2565 clobber static chain reg, and tweak for out-of-line gpr saves
2568 2012-04-25 Alan Modra <amodra@gmail.com>
2570 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
2571 (rs6000_emit_prologue): Use the above to catch register overlap.
2573 2012-04-25 Alan Modra <amodra@gmail.com>
2575 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
2576 decl. Move logic selecting update reg to callers. Update all callers.
2577 (rs6000_emit_allocate_stack): Add copy_off param.
2578 (emit_frame_save): Don't handle reg+reg addressing.
2579 (ptr_regno_for_savres): New function, extracted from..
2580 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
2581 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
2582 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
2583 frame offset adjustment for out-of-line save with copy from sp.
2584 Simplify condition controlling whether cr is saved early or
2585 late. Use ptr_regno_for_savres to verify correct reg is set
2586 up for out-of-line saves. Pass the actual pointer reg used to
2587 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
2588 function. Rearrange spe vars so code is similar to that
2589 elsewhere in this function. Don't update frame_off when spe
2590 save code will restore r11. Use emit_frame_save for spe and
2591 gpr saves. Consolidate darwin out-of-line gpr setup with that
2592 for other abis. Don't assume frame_offset is zero and frame
2593 reg is sp when setting up altivec reg saves, and calculate
2594 exact offset requirement.
2595 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
2596 spe restore code. Consolidate darwin out-of-line gpr setup
2597 with that for other abis.
2599 2012-04-25 Alan Modra <amodra@gmail.com>
2601 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
2602 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
2604 (emit_frame_save): Delete frame_ptr param. Rename total_size to
2606 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
2607 and emit_frame_save calls. Cope with possibly missing note.
2609 2012-04-24 Sriraman Tallam <tmsriram@google.com>
2611 * config/i386/i386.c (build_processor_model_struct): New function.
2612 (make_var_decl): New function.
2613 (fold_builtin_cpu): New function.
2614 (ix86_fold_builtin): New function.
2615 (make_cpu_type_builtin): New function.
2616 (ix86_init_platform_type_builtins): New function.
2617 (ix86_expand_builtin): Expand new builtins by folding them.
2618 (ix86_init_builtins): Make new builtins to detect CPU type.
2619 (TARGET_FOLD_BUILTIN): New macro.
2620 (IX86_BUILTIN_CPU_INIT): New enum value.
2621 (IX86_BUILTIN_CPU_IS): New enum value.
2622 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
2623 * config/i386/i386-builtin-types.def: New function type.
2624 * testsuite/gcc.target/builtin_target.c: New testcase.
2625 * doc/extend.texi: Document builtins.
2627 2012-04-24 Olivier Hainque <hainque@adacore.com>
2629 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
2630 * toplev.c (process_options): Default to dwarf_version 2.
2631 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
2632 and dwarf_version 2.
2634 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2636 * tree-pretty-print.h (default_tree_printer): Do not declare.
2637 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
2639 (default_tree_diagnostic_starter): Make static.
2640 (default_tree_printer): Move to here. Make static.
2641 (tree_diagnostics_defaults): New.
2642 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
2643 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
2644 * toplev.c: Do not include tree-pass.h.
2645 (default_tree_printer): Move from here.
2646 (general_init): Use tree_diagnostics_defaults.
2648 2012-04-24 Chao-ying Fu <fu@mips.com>
2650 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
2651 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
2652 * config/mips/gnu-user.h
2653 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
2654 (GNU_USER_TARGET_LINK_SPEC): New define.
2655 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2656 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
2657 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
2658 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
2659 GNU_USER_TARGET_ENDFILE_SPEC.
2660 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
2661 (GNU_USER_TARGET_LINK_SPEC): New define.
2662 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2663 * config/mips/linux-common.h: New file.
2665 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2668 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
2669 (altivec_build_resolved_builtin): Call fully_fold_convert.
2671 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2674 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2676 2012-04-24 Richard Guenther <rguenther@suse.de>
2678 PR tree-optimization/53085
2679 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2682 2012-04-24 Richard Guenther <rguenther@suse.de>
2684 * tree-if-conv.c (main_tree_if_conversion): Move bb under
2687 2012-04-24 Jim Meyering <meyering@redhat.com>
2689 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
2690 absence of an define_enum call.
2692 2012-04-24 Richard Guenther <rguenther@suse.de>
2694 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
2695 the epilogue loop is not re-used as unvectorized version
2696 record the its maximum number of iterations.
2698 2012-04-24 Andrew Pinski <apinski@cavium.com>
2700 * tree-ssa-forwprop.c (simplify_bitwise_binary):
2701 Don't directly use def1/def2.
2703 2012-04-24 Richard Guenther <rguenther@suse.de>
2705 PR tree-optimization/53098
2706 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
2709 2012-04-24 Andrew Pinski <apinski@cavium.com>
2712 * tree-ssa-forwprop.c (defcodefor_name): New function.
2713 (simplify_bitwise_binary): Use defcodefor_name instead of manually
2714 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
2715 Simplify "(~X | Y) & X" to "X & Y" and
2716 "(~X & Y) | X" to "X | Y".
2718 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2720 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
2721 validate_change to add clobbers if IN_GROUP is nonzero.
2722 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
2723 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
2725 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
2727 * config/s390/s390.c (insn_invalid_p): Likewise.
2729 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2732 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
2733 (output_addressed_constants): Likewise.
2736 * varasm.c (get_section): Don't ICE for section conflicts with
2737 built-in section kinds.
2739 2012-04-23 DJ Delorie <dj@redhat.com>
2741 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
2742 (LIBSTDCXX): Change to CPP2.
2744 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
2747 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
2750 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2752 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2753 (*addsi_2_zext): Ditto.
2754 (*add<mode>_3): Ditto.
2755 (*addsi_3_zext): Ditto.
2756 (*add<mode>_5): Ditto.
2758 2012-04-23 Andrew Pinski <apinski@cavium.com>
2760 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
2761 (C & B) to (A OP0) & B.
2763 2012-04-23 Martin Jambor <mjambor@suse.cz>
2765 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
2766 temporaries created for a bitfield (reverting revision 122014).
2768 2012-04-23 Richard Guenther <rguenther@suse.de>
2770 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
2771 the condition using is_gimple_condexpr and avoid the not necessary
2773 (set_prologue_iterations): Likewise.
2774 (vect_loop_versioning): Likewise.
2776 2012-04-23 Richard Guenther <rguenther@suse.de>
2778 PR tree-optimization/53070
2779 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
2780 (main_tree_if_conversion): Verify we succeeded in that.
2782 2012-04-23 Jan Hubicka <jh@suse.cz>
2784 * lto-symtab.c (lto_cgraph_replace_node): Do not call
2785 mark_reahcable_node.
2786 * cgraph.c (cgraph_remove_node): Do not clear reachable.
2787 (cgraph_mark_reachable_node): Remove.
2788 (cgraph_mark_force_output_node): Do not set reachable.
2789 (dump_cgraph_node): Do not dump reachable.
2790 (cgraph_create_virtual_clone): Do not set reachable.
2791 * cgraph.h (cgraph_node): Remove reachable flag.
2792 (varpool_node): Remove reachable flag.
2793 (cgraph_mark_if_needed): Remove.
2794 (cgraph_mark_reachable_node): Remove.
2795 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
2796 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
2798 (cgraph_add_new_function): Likewise.
2799 (cgraph_mark_if_needed): Remove.
2800 (cgraph_analyze_function): Do not set target as reachable.
2801 (process_function_and_variable_attributes): Do not care about
2803 (cgraph_analyze_functions): Do not set reachable flags.
2804 (cgraph_mark_functions_to_output): Do not check reachability.
2805 (cgraph_copy_node_for_versioning): Do not set reachable flag.
2806 (dbxout_expand_expr): Update.
2807 * c-decl.c (merge_decls): Do not track changed externs.
2808 * ipa.c: Include pointer-set.h
2809 (enqueue_cgraph_node): Use reachable pointer set.
2810 (process_references): Likewise.
2811 (cgraph_remove_unreachable_nodes): Likewise.
2812 (whole_program_function_and_variable_visibility): Do not recompute
2814 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
2816 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2818 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2820 2012-04-23 Richard Guenther <rguenther@suse.de>
2823 * c-typeck.c (build_binary_op): Fix typo.
2825 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2827 PR tree-optimizations/52891
2828 * tree-vect-patterns.c (adjust_bool_pattern): Use
2829 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2830 but with non-standard precision.
2832 2012-04-22 Jan Hubicka <jh@suse.cz>
2834 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
2837 2012-04-22 Jan Hubicka <jh@suse.cz>
2839 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
2840 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2841 mark_load, mark_store): Do not mark varpool nodes as needed.
2842 * cgraph.c (cgraph_new_nodes): Remove.
2843 (cgraph_create_function_alias): Do not mark nodes as reachable.
2844 (cgraph_add_thunk): Likewise.
2845 (cgraph_mark_reachable_node): Do not manage the queue.
2846 * cgraph.h (cgraph_node): Remove next_needed.
2847 (varpool_nodes_queue): Remove next_needed and prev_needed.
2848 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
2849 (cgraph_new_nodes): Declare.
2850 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
2851 (varpool_analyze_pending_decls): Remove.
2852 (varpool_analyze_node): New.
2853 (varpool_mark_needed_node): Remove.
2854 (varpool_first_variable, varpool_next_variable): New inlines.
2855 (varpool_first_static_initializer, varpool_next_static_initializer):
2857 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
2858 (varpool_first_defined_variable): New inline.
2859 (varpool_next_defined_variable): New inline
2860 (FOR_EACH_VARIABLE): Reimplement.
2861 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
2862 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
2864 * cgraphunit.c (cgraph_new_nodes): Declare here.
2865 (enqueue_node): New function.
2866 (cgraph_process_new_functions): update for new
2867 node set; when constructing cgraph enqueue node for processing.
2868 (cgraph_add_new_function): Use new node set.
2869 (process_function_and_variable_attributes): Do not set varpool needed
2871 (referred_to_p): New function.
2872 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
2873 when varpool is in construction.
2874 (cgraph_analyze_functions): Rewrite.
2875 (cgraph_expand_all_functions): Update.
2876 (cgraph_output_in_order): Do not analyze pending decls; do not set
2878 (cgraph_optimize): Do not analyze pending decls.
2879 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
2880 in other partition; do not mark node as needed.
2881 * dwarf2out.c (reference_to_unused): Use analyzed flag.
2882 (premark_types_used_by_global_vars_helper): Likewise.
2883 * ipa.c (process_references): Do not call varpool_mark_needed_node.
2884 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
2886 (function_and_variable_visibility): Do not mark node as needed.
2887 (whole_program_function_and_variable_visibility): Likewise.
2888 * Makefile.in (gt-varpool.h): No longer needed.
2889 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
2890 (ipa_write_summaries): Do not use needed flag.
2891 * varpool.c: Do not include gt-varpool.h
2892 (x_varpool_nodes_queue, x_varpool_last_needed_node,
2893 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
2894 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
2896 (varpool_remove_node): Do not update the lists.
2897 (dump_varpool_node): Do not dump needed flag.
2898 (varpool_enqueue_needed_node): Remove.
2899 (varpool_mark_needed_node): Remove.
2900 (varpool_reset_queue): Remove.
2901 (varpool_finalize_decl): Move to cgraphunit.c
2902 (varpool_analyze_node): New functions based on former
2903 varpool_analyze_pending_decls.
2904 (varpool_analyze_pending_decls): Remove.
2905 (varpool_assemble_decl): Do not update the lists.
2906 (enqueue_node): New function.
2907 (varpool_remove_unreferenced_decls): Rewrite.
2908 (varpool_empty_needed_queue): Remove.
2909 (add_new_static_var): Do not mark node as needed.
2910 (varpool_create_variable_alias): Handle expansion state
2912 * except.c (output_ttype): Do not mark node as needed.
2913 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
2914 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
2916 * tree-switch-conversion.c (build_one_array): Likewise.
2918 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2921 * doc/invoke.texi (pedantic): Rename to Wpedantic.
2922 * common.opt (Wpedantic): New.
2923 (pedantic): Alias Wpedantic.
2924 * diagnostic.c (warning_at): Likewise.
2925 * c-decl.c (diagnose_mismatched_decls): Likewise.
2926 (build_array_declarator): Likewise.
2927 (mark_forward_parm_decls):
2928 (check_bitfield_type_and_width): Likewise.
2929 (grokdeclarator): Likewise.
2930 (grokfield): Likewise.
2931 (finish_struct): Likewise.
2932 (build_enumerator): Likewise.
2933 (store_parm_decls_oldstyle): Likewise.
2934 (declspecs_add_qual): Likewise.
2935 (declspecs_add_type): Likewise.
2936 (finish_declspecs): Likewise.
2937 * c-typeck.c (composite_type): Likewise.
2938 (comp_target_types): Likewise.
2939 (build_array_ref): Likewise.
2940 (pointer_diff): Likewise.
2941 (build_unary_op): Likewise.
2942 (build_conditional_expr): Likewise.
2943 (build_c_cast): Likewise.
2944 (convert_for_assignment): Likewise.
2945 (maybe_warn_string_init): Likewise.
2946 (digest_init): Likewise.
2947 (pop_init_level): Likewise.
2948 (set_init_index): Likewise.
2949 (c_finish_goto_label): Likewise.
2950 (c_finish_return): Likewise.
2951 (do_case): Likewise.
2952 (build_binary_op): Likewise.
2953 * c-parser.c (static): Likewise.
2954 (c_parser_external_declaration): Likewise.
2955 (c_parser_declaration_or_fndef): Likewise.
2956 (c_parser_static_assert_declaration_no_se): Likewise.
2957 (c_parser_enum_specifier): Likewise.
2958 (c_parser_struct_or_union_specifier): Likewise.
2959 (c_parser_struct_declaration): Likewise.
2960 (c_parser_alignas_specifier): Likewise.
2961 (c_parser_braced_init): Likewise.
2962 (c_parser_initelt): Likewise.
2963 (c_parser_compound_statement_nostart): Likewise.
2964 (c_parser_conditional_expression): Likewise.
2965 (c_parser_alignof_expression): Likewise.
2966 (c_parser_postfix_expression): Likewise.
2967 (c_parser_postfix_expression_after_paren_): Likewise.
2968 (c_parser_objc_class_instance_variables): Likewise.
2969 (c_parser_objc_method_definition): Likewise.
2970 (c_parser_objc_methodprotolist): Likewise.
2972 2012-04-22 Ian Lance Taylor <iant@google.com>
2974 * godump.c (go_output_typedef): Dump size of structs.
2976 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
2978 Correcting transform_to_exit_first_loop + fix to PR46886
2979 * tree-parloops.c (transform_to_exit_first_loop): Remove
2980 setting of number of iterations according to the loop pattern.
2981 Duplicate from entry to exit->src instead of loop->latch.
2982 (pallelize_loops): Remove the condition preventing do-while loops.
2983 * tree-cfg.c (bool bb_in_region_p): New.
2984 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
2985 Adjust redirection of the duplicated iteration.
2987 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
2990 * rtl.def (ADDRESS): Use "i" rather than "w".
2991 * rtl.h (find_base_term): Delete.
2992 (may_be_sp_based_p): Declare.
2993 * rtl.c (rtx_code_size): Remove ADDRESS special case.
2994 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
2995 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
2997 (find_base_term): Make static.
2998 (may_be_sp_based_p): New function.
2999 * dse.c (record_store): Use it.
3000 * store-motion.c (store_killed_in_insn): Likewise.
3002 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
3004 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
3006 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
3009 * c-typeck.c (inform_declaration): New.
3010 (build_function_call_vec): Do not pretty-print
3011 expressions when caret is enabled.
3012 (convert_arguments): Use inform_declaration.
3014 2012-04-20 Jim Meyering <meyering@redhat.com>
3016 * genmodes.c (make_complex_modes): Don't truncate a mode name of
3017 length 7 or more when prepending a "C". Suggested by Richard Guenther.
3019 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3021 PR rtl-optimization/44214
3022 * fold-const.c (exact_inverse): New function.
3023 (fold_binary_loc): Fold vector and complex division by constant into
3024 multiply by recripocal with flag_reciprocal_math; fold vector division
3025 by constant into multiply by reciprocal with exact inverse.
3027 2012-04-20 Jan Hubicka <jh@suse.cz>
3029 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
3031 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
3032 (cgraph_remove_node): Update.
3033 (cgraph_mark_needed_node): Remove.
3034 (cgraph_mark_force_output_node): New.
3035 (dump_cgraph_node): Do not dump needed flag.
3036 (cgraph_node_cannot_be_local_p_1): Update.
3037 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
3038 * cgraph.h (symtab_node_base): Add force_output flag.
3039 (cgraph_node): Remove needed flag.
3040 (varpool_node): Remove force_output flag.
3041 (cgraph_mark_needed_node): Remove.
3042 (cgraph_mark_force_output_node): New.
3043 (cgraph_only_called_directly_or_aliased_p,
3044 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
3045 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
3046 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
3047 (cgraph_add_new_function): Update.
3048 (cgraph_mark_if_needed): Update.
3049 (verify_cgraph_node): Update.
3050 (cgraph_analyze_function): Alias target is reachable.
3051 (process_function_and_variable_attributes): Update: externally_visible
3052 flag makes function reachable.
3053 (cgraph_analyze_functions): Update dumping.
3054 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
3055 input_overwrite_node, input_varpool_node): Update streaming.
3056 * lto-streamer-out.c (produce_symtab): Use force_output.
3057 * ipa.c (process_references): Weakrefs must be processed.
3058 (cgraph_remove_unreachable_nodes): Likewise; update for new
3060 (varpool_externally_visible_p): Weakrefs are externally visible
3061 even if they are not.
3062 (function_and_variable_visibility): Update; when processing alias
3063 pair force the targets to be output.
3064 (whole_program_function_and_variable_visility): Use
3065 mark_reachable_node.
3066 * trans-mem.c (ipa_tm_mark_needed_node): Remove
3067 (ipa_tm_mark_force_output_node): New function.
3068 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
3069 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
3071 * varasm.c (mark_decl_referenced): Update.
3072 (find_decl_and_mark_needed): Remove.
3073 (find_decl): New function.
3074 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
3075 alias targets as needed.
3076 (dump_tm_clone_pairs): Update.
3077 * tree-inline.c (copy_bb): Update check.
3078 * symtab.c (dump_symtab_base): Dump force_output.
3079 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
3080 * passes.c (execute_todo): Fix dumping.
3081 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
3082 (varpool_analyze_pending_decls): Alias target is reachable.
3083 (varpool_create_variable_alias): Finalize weakrefs.
3085 2012-04-20 Jakub Jelinek <jakub@redhat.com>
3088 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
3089 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
3090 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
3091 macros instead of constants.
3092 * dse.c (record_store): Check for SP ADDRESS by comparing
3093 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
3094 XEXP to be stack_pointer_rtx.
3096 2012-04-20 Richard Guenther <rguenther@suse.de>
3098 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
3099 update_call_from_tree when propagating into a call.
3101 2012-04-20 Alan Modra <amodra@gmail.com>
3103 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
3104 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
3105 sp_offset to frame_off. Move world save code earlier.
3107 2012-04-20 Richard Guenther <rguenther@suse.de>
3109 PR tree-optimization/53050
3110 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
3111 Do only one transform on COND_EXPRs at the same time.
3113 2012-04-19 Jan Hubicka <jh@suse.cz>
3115 * symtab.c (dump_symtab_base): Revert accidental checkin.
3117 2012-04-20 Alan Modra <amodra@gmail.com>
3120 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
3121 static chain, set REST_INLINE_FPRS too.
3123 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
3125 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
3128 2012-04-20 Richard Guenther <rguenther@suse.de>
3130 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
3131 loops that can never run more often than the vectorization factor.
3133 2012-04-19 Jan Hubicka <jh@suse.cz>
3135 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
3137 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
3139 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3141 2012-04-19 Jim Meyering <meyering@redhat.com>
3143 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
3144 We verified above that the string(including trailing NUL) fits in buf,
3147 2012-04-19 Richard Guenther <rguenther@suse.de>
3149 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
3150 for dumping DECL_SECTION_NAME.
3152 2012-04-19 Michael Matz <matz@suse.de>
3155 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
3156 (struct tree_vector): Adjust GTY length.
3157 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
3159 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
3161 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
3162 caller emitted the length calulation already.
3163 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
3164 before handling any of the fields for structs.
3166 2012-04-19 Richard Guenther <rguenther@suse.de>
3168 PR tree-optimization/53031
3169 * tree-vrp.c (adjust_range_with_scev): Revert back to
3170 using max_loop_iterations.
3172 2012-04-19 Michael Matz <matz@suse.de>
3174 * diagnostic.c (emit_diagnostic): Move va_end call after user
3176 (warning, warning_at, pedwarn, permerror): Ditto.
3178 2012-04-19 Richard Guenther <rguenther@suse.de>
3180 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
3183 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3186 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3187 the case *(X+const).
3189 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3191 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3193 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3196 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
3197 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
3199 2012-04-19 Richard Guenther <rguenther@suse.de>
3201 PR rtl-optimization/44688
3202 * loop-iv.c (determine_max_iter): Only return max_iter.
3203 (iv_number_of_iterations): Also use the recorded loop bound
3204 on the maximum number of iterations.
3205 * loop-unroll.c (decide_unroll_runtime_iterations): Use
3206 max_iter to avoid unrolling loops that do not roll.
3207 (decide_unroll_stupid): Likewise.
3209 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
3211 * targhooks.c (default_case_values_threshold): Fix code style nit.
3213 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
3214 case range and type folding from here...
3215 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
3216 type, as documented in tree.def.
3218 2012-04-18 Jan Hubicka <jh@suse.cz>
3220 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
3222 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
3223 cgraph hash and same comdat groups.
3224 (cgraph_optimize): Verify symbol table.
3225 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
3226 (dissolve_same_comdat_group_list): Work on symtab nodes.
3227 (function_and_variable_visibility): Dissolve variable same comdat group
3229 * symtab.c: Include timevar.h
3230 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
3232 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
3234 * tree-switch-conversion.c (info): Remove global pass info.
3235 (check_range, check_process_case, check_final_bb, create_temp_arrays,
3236 free_temp_arrays, gather_default_values, build_constructors,
3237 array_value_type, build_one_array, build_arrays, gen_def_assigns,
3238 fix_phi_nodes, gen_inbound_check): Pass info around from ...
3239 (process_switch): ... here. Unify message format. Return a const
3240 char pointer to the failure reason message.
3241 (do_switchconv): Unify message format. Update process_switch usage.
3243 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
3244 * tree-cfg.c (edge_to_cases): Fix documentation.
3246 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3248 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3250 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3252 PR tree-optimization/52976
3253 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
3254 (possibly_move_powi): New function.
3255 (rewrite_expr_tree): Call possibly_move_powi.
3256 (rewrite_expr_tree_parallel): Likewise.
3257 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
3258 call add_to_ops_vec instead.
3260 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3262 PR tree-optimization/52976
3263 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
3264 (decrement_power): Likewise.
3265 (propagate_op_to_single_use): Likewise.
3266 (zero_one_operation): Handle __builtin_pow* calls in linearized
3267 expression trees; factor logic into propagate_op_to_single_use.
3268 (undistribute_ops_list): Allow operands with repeat counts > 1.
3270 2012-04-18 Richard Guenther <rguenther@suse.de>
3272 PR tree-optimization/44688
3273 * cfgloop.h (record_niter_bound): Declare.
3274 * tree-ssa-loop-niter.c (record_niter_bound): Export.
3275 Update the estimation with the upper bound here...
3276 (estimate_numbers_of_iterations_loop): ... instead of here.
3277 Do not forcefully reset a recorded upper bound.
3278 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
3279 Record the maximum number of loop iterations of the prologue loop.
3281 2012-04-18 Jan Hubicka <jh@suse.cz>
3283 * lto-symtab.c (lto_cgraph_replace_node): Update.
3284 * cgraphbuild.c (record_reference, record_type_list,
3285 record_eh_tables, mark_address, mark_load, mark_store): Update.
3286 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
3287 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
3289 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
3290 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
3291 * reload.c: Fix typo in comment.
3292 * rtlanal.c: Likewise.
3293 * tree-emultls.c (gen_emutls_addr): Update.
3294 * ipa-reference.c (analyze_function): Update.
3295 * cgraphunit.c (cgraph_analyze_function,
3296 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
3298 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
3299 (ipa_remove_reference): Likewise.
3300 (ipa_remove_all_refering): Rename to ...
3301 (ipa_remove_all_referring): ... this one; update.
3302 (ipa_dump_references): Update.
3303 (ipa_dump_referring): Update.
3304 (ipa_clone_references): Update.
3305 (ipa_clone_refering): Rename to ...
3306 (ipa_clone_referring): ... this one; update.
3307 (ipa_ref_cannot_lead_to_return): Update.
3308 (ipa_ref_has_aliases_p): Update.
3309 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
3311 (ipa_ref_type): Remove.
3312 (ipa_ref_ptr_u): Remove.
3313 (ipa_ref): Remove referencing, refered, refered_index, refering_type
3314 and refered_type; add referring, referred and referred_index.
3315 (ipa_ref_list): Rename refering to referring.
3316 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
3317 ipa_clone_references, ipa_clone_referring): Update prototypes.
3318 * lto-cgraph.c (referenced_from_other_partition_p): Update.
3319 (lto_output_ref): Update.
3320 (add_references): Update.
3321 (input_varpool_node): Update.
3322 (input_refs): Update.
3323 * ipa-ref-inline.h (ipa_ref_node): Update.
3324 (ipa_ref_varpool_node): Update.
3325 (ipa_ref_referring_node): Update.
3326 (ipa_ref_referring_varpool_node): Update.
3327 (ipa_ref_referring_ref_list): Update.
3328 (ipa_ref_referred_ref_list): Update.
3329 (ipa_ref_list_first_referring): Update.
3330 (ipa_empty_ref_list): Update.
3331 (ipa_ref_list_refering_iterate): Rename to ...
3332 (ipa_ref_list_referring_iterate): ... this one.
3333 * cse.c: Update comment.
3334 * ipa-utils.c (ipa_reverse_postorder): Update.
3335 * tree-ssa-alias.c: Update.
3336 * ipa-inline.c (reset_edge_caches): Update.
3337 (update_caller_keys): Update.
3338 * ipa-inline.h: Update comments.
3339 * jump.c: Update comment.
3340 * alias.c: Likewise.
3341 * ipa.c (process_references): Update.
3342 (cgraph_remove_unreachable_nodes): Likewise.
3343 (ipa_discover_readonly_nonaddressable_var): Likewise.
3344 (cgraph_address_taken_from_non_vtable_p): Likewise.
3345 * trans-mem.c (ipa_tm_execute): Update.
3346 * simplify-rtx.c: Fix comment.
3347 * rtl.c: Fix comment.
3348 * symtab.c (symtab_unregister_node): Update.
3349 * varpool.c (dump_varpool_node): Update.
3350 (varpool_analyze_pending_decls): Update.
3351 (assemble_aliases): Update.
3352 (varpool_for_node_and_aliases): Update.
3354 2012-04-18 Richard Guenther <rguenther@suse.de>
3356 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
3357 use_undefined_p parameter.
3358 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
3359 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
3361 (estimate_numbers_of_iterations): Likewise.
3362 (estimated_loop_iterations): Adjust.
3363 (max_loop_iterations): Likewise.
3364 (scev_probably_wraps_p): Likewise.
3365 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
3366 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
3367 not max_loop_iterations.
3368 (execute_vrp): Remove explicit number of iterations estimation.
3370 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
3372 * config/i386/linux-common.h: New.
3374 * config.gcc: Add i386/linux-common.h before
3375 all i386/linux.h and i386/linux64.h usages.
3377 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
3378 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3379 * config/i386/gnu-user64.h: Likewise.
3381 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
3382 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
3383 (GNU_USER_TARGET_MATHFILE_SPEC): New.
3384 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
3386 2012-04-18 Jan Hubicka <jh@suse.cz>
3388 * cgraph.c (cgraph_node_name): Remove.
3389 (dump_cgraph_node): Use dump_symtab_base; reformat.
3390 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
3391 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
3393 (cgraph_node_name, varpool_node_name): Remove.
3394 (cgraph_node_asm_name, varpool_node_asm_name,
3395 cgraph_node_name, varpool_node_name): New.
3396 * tree-pass.h (TODO_dump_cgraph): Rename to ...
3397 (TODO_dump_symtab): ... this one.
3398 * ipa-cp (pass_ipa_cp): Update.
3399 * ia-reference.c (generate_summary, read_write_all_from_decl,
3400 propagate, ipa_reference_read_optimization_summary): Update.
3401 * cgraphunit.c (cgraph_analyze_functions): Update.
3402 (cgraph_optimize): Update.
3403 * ipa-ref.c (ipa_dump_references): Update.
3404 (ipa_dump_refering): Update.
3405 * ipa-inline.c (pass_ipa_inline): Update.
3406 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
3407 * ipa.c (pass_ipa_function_visibility,
3408 pass_ipa_whole_program_visibility): Update.
3409 * tree-sra.c (pass_early_ipa_sra): Update.
3410 * symtab.c: Include langhooks.h
3411 (symtab_node_asm_name): New.
3412 (symtab_node_name): New.
3413 (symtab_type_names): New static var.
3414 (dump_symtab_base): New.
3415 (dump_symtab_node, dump_symtab): New.
3416 (debug_symtab_node, debug_symtab): New.
3417 * tree-ssa-structalias.c: Dump symbol table.
3418 * pases.c (execute_todo): Handle TODO_dump_symtab instead
3419 of TODO_dump_cgraph.
3420 * varpoo.c (varpool_node_name): Remove.
3421 (dump_varpool_node): Use dump_symtab_base; reformat.
3423 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
3425 * doc/invoke.texi (Language Independent Options): @item should be
3428 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
3431 * rtl.c (rtx_code_size): Handle ADDRESS.
3433 2012-04-17 Tom de Vries <tom@codesourcery.com>
3435 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
3438 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3441 * config/i386/sync.md (atomic_<code><mode>): Rename to
3442 atomic_<logic><mode>.
3444 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
3446 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
3447 * alias.c (reg_base_value): Expand and update comment.
3448 (arg_base_value): New variable.
3449 (unique_id): Move up file.
3450 (unique_base_value, unique_base_value_p, known_base_value_p): New.
3451 (find_base_value): Use arg_base_value and known_base_value_p.
3452 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
3453 (find_base_term): Use known_base_value_p.
3454 (base_alias_check): Use unique_base_value_p.
3455 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
3456 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
3458 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
3460 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
3462 2012-04-17 Michael Matz <matz@suse.de>
3464 PR tree-optimization/18437
3465 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
3466 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
3467 (vect_check_strided_load): Declare.
3468 * tree-vect-data-refs.c (vect_check_strided_load): New function.
3469 (vect_analyze_data_refs): Use it to accept strided loads.
3470 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
3472 2012-04-17 Richard Guenther <rguenther@suse.de>
3475 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
3476 loops when redirecting an entry or latch edge.
3478 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
3480 * sel-sched.c (sel_global_init): Revert previous change.
3482 2012-04-17 Richard Guenther <rguenther@suse.de>
3484 * tree-flow.h (array_at_struct_end_p): Move declaration ...
3485 * tree.h (array_at_struct_end_p): ... here.
3486 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
3487 * expr.c (array_at_struct_end_p): ... here. Rewrite.
3489 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
3491 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
3492 COST_TABLE): Remove.
3493 (estimate_case_costs): Remove.
3494 (expand_case): Do not call estimate_case_costs
3495 to set use_cost_table.
3496 (balance_case_nodes): Do not use use_cost_table.
3498 2012-04-16 Jan Hubicka <jh@suse.cz>
3500 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
3501 (hash_node, eq_node): Remove.
3502 (cgraph_create_node): Do not handle hashtable.
3503 (cgraph_get_node): Remove.
3504 (cgraph_insert_node_to_hashtable): Remove.
3505 (hash_node_by_assembler_name): Remove.
3506 (eq_assembler_name): Remove.
3507 (cgraph_node_for_asm): Rewrite.
3508 (cgraph_find_replacement_node): Break out from ...
3509 (cgraph_remove_node): ... here; do not maintain hashtables.
3510 (change_decl_assembler_name): Remove.
3511 (cgraph_clone_node): Do not maintain hashtables.
3512 * cgraph.h (const_symtab_node): New typedef.
3513 (cgraph_insert_node_to_hashtable): Remove.
3514 (symtab_get_node, symtab_node_for_asm,
3515 symtab_insert_node_to_hashtable): Declare.
3516 (cgraph_find_replacement_node): Declare.
3517 (cgraph_get_node, varpool_get_node): Turn into inlines.
3518 (cgraph, varpool): Work sanely on NULL pointers.
3519 (FOR_EACH_SYMBOL): New walker.
3520 * ipa-inline-transform.c (save_inline_function_body): Use
3521 symtab_insert_node_to_hashtable.
3522 * symtab.c: Include ggc.h and diagnostics.h
3523 (symtab_hash, assembler_name_hash): New static vars;
3524 (hash_node, eq_node, hash_node_by_assembler_name,
3525 eq_assembler_name, insert_to_assembler_name_hash,
3526 unlink_from_assembler_name_hash): New.
3527 (symtab_register_node): Update hashtables.
3528 (symtab_insert_node_to_hashtable): New.
3529 (symtab_unregister_node): Update hashtables.
3530 (symtab_get_node): New.
3531 (symtab_node_for_asm): New.
3532 (change_decl_assembler_name): New.
3533 * Makefile.in (symtab.o): Needs GTY.
3534 * varpool.c (varpool_hash): Remove.
3535 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
3536 (varpool_node): Rewrite using varpool_get_node.
3537 (varpool_remove_node): DO not maintain hashtables.
3538 (varpool_node_for_asm): Rewrite.
3540 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
3542 * doc/invoke.texi: Copy-edit to put verbs in the present tense
3543 when describing the current behavior of GCC.
3545 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
3547 * genemit.c (gen_exp): Remove ADDRESS handling.
3548 * genoutput.c (scan_operands): Likewise.
3549 * genpeep.c (match_rtx): Likewise.
3550 * genrecog.c (add_to_sequence): Likewise.
3552 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
3554 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
3556 2012-04-16 Martin Jambor <mjambor@suse.cz>
3558 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
3561 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
3564 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3565 hints for 'A' operand types.
3567 2012-04-16 Jan Hubicka <jh@suse.cz>
3569 * cgraph.h (symtab_node_base): Add next and previous pointers.
3570 (cgraph_node): Remove next and preivous pointers.
3571 (varpool_node): Likewise; remove next/previous GTY marker;
3572 it is not type safe.
3573 (symtab_node_def): Update GTY marker
3574 (x_cgraph_nodes, cgraph_nodes): Remove.
3575 (symtab_nodes): New function.
3576 (cgraph_order): Rename to ...
3577 (symtab_order): ... this one.
3578 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
3580 (x_varpool_nodes, varpool_nodes): Remove.
3581 (FOR_EACH_STATIC_VARIABLE): Update.
3582 (symtab_function_p, symtab_variable_p): New function.
3583 (FOR_EACH_VARIABLE): Update.
3584 (varpool_first_variable, varpool_next_variable): New functions.
3585 (FOR_EACH_VARIABLE): Update.
3586 (cgraph_first_defined_function): Update.
3587 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
3588 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
3589 (cgraph_first_function, cgraph_next_function): New.
3590 (FOR_EACH_FUNCTION): Update.
3591 (cgraph_first_function_with_gimple_body,
3592 cgraph_next_function_with_gimple_body): Update.
3593 * symtab.c: New file.
3594 * cgraph.c: Update copyright dates.
3595 (x_cgraph_nodes, cgraph_order): Remove.
3596 (NEXT_FREE_NODE): Update.
3597 (SET_NEXT_FREE_NODE): New.
3598 (cgraph_create_node_1): Remove common code.
3599 (cgraph_create_node): Remove common code; call symtab_register_node.
3600 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
3601 (cgraph_add_asm_node): Update.
3602 (cgraph_clone_node): Register new node.
3603 * cgraphunit.c (process_function_and_variable_attributes): Update.
3604 (cgraph_analyze_functions): Update.
3605 (cgraph_analyze_functions): Update.
3606 (cgraph_output_in_order): Update.
3607 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
3609 * ipa-inline.c (recursive_inlining): Update.
3610 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
3611 * ipa.c (cgraph_remove_unreachable_nodes): Update.
3612 * Makefile.in: Add symtab.o
3613 * varpool.c (x_varpool_nodes): Remove
3614 (varpool_node): Remove common code; call symtab_register_node.
3615 (varpool_remove_node): Remove common code; call symtab_unregister_node.
3617 2012-04-16 Richard Guenther <rguenther@suse.de>
3620 * tree.h (VECTOR_CST_NELTS): Adjust.
3621 (struct tree_vector): Add explicit length field.
3622 (make_vector_stat): Declare.
3623 (make_vector): Define.
3624 * tree.c (make_vector_stat): New function.
3625 (build_vector_stat): Use it.
3626 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3628 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3630 PR tree-optimization/52976
3631 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
3632 (undistribute_ops_list): Ops with repeat counts aren't eligible for
3634 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
3636 2012-04-16 Jan Hubicka <jh@suse.cz>
3638 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
3640 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
3641 walkers to walk cgraph and varpool.
3642 * cgraph.c (cgraph_node_for_asm): Likewise.
3643 (dump_cgraph): Likewise.
3644 * value-prof.c (init_node_map): Likewise.
3645 * tree.c (free_lang_data_in_cgraph): Likewise.
3646 * tree-emutls.c: (ipa_lower_emutls): Likewise.
3647 * ipa-reference.c (generate_summary, propagate): Likewise.
3648 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
3649 cgraph_mark_functions_to_output, cgraph_output_in_order,
3650 output_weakrefs, cgraph_materialize_all_clones,
3651 cgraph_optimize): Likewise.
3652 * lto-cgraph.c (merge_profile_summaries): Likewise.
3653 (input_cgraph): Likewise.
3654 * ipa-pure-const.c (generate_summary): Likewise.
3655 (propagate): Likwise.
3656 * ipa-utils.c (ipa_reduced_postorder): Likewise.
3657 (ipa_free_postorder_info): Likewise.
3658 (ipa_reverse_postorder): Likewise.
3659 * ipa-inline.c (ipa_inline): Likewise.
3660 * matrix-reorg.c (find_matrices_decl): Likewise.
3661 (matrix_reorg): Likewise.
3662 * tree-vectorizer.c (increase_alignment): Likewise.
3663 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
3664 (function_and_variable_visibility): Likewise.
3665 (whole_program_function_and_variable_visibility): Likewise.
3666 (ipa_cdtor_merge): Likewise.
3667 * trans-mem.c (ipa_tm_execute): Likewise.
3668 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
3669 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
3670 (ipa_print_all_params): Likewise.
3671 (ipa_update_after_lto_read): Likewise.
3672 * tree-profie.c (tree_profiling): Likewise.
3673 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3674 * passes.c (dump_passes): Likewise.
3675 (do_per_function): Likewise.
3676 (ipa_write_summaries): Likewise.
3677 * varpool.c (dump_varpool): Likewise.
3678 (varpool_node_for_asm): Likewise.
3679 (varpool_assemble_pending_decls): Likewise.
3681 2012-04-16 Richard Guenther <rguenther@suse.de>
3683 PR tree-optimization/52975
3684 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
3685 condition but always mark it with TRUTH_NOT_EXPR.
3687 2012-04-16 Richard Guenther <rguenther@suse.de>
3689 PR tree-optimization/52975
3690 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
3691 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
3692 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
3693 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
3695 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
3697 * config/i386/sse.md (ssse3_plusminus): New code iterator.
3698 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
3699 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
3700 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
3701 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
3702 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
3703 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
3705 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
3706 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
3707 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
3708 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
3709 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
3710 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
3712 (xop_plus): New code iterator.
3713 (macs): New code attribute.
3715 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
3716 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
3718 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
3719 xop_plus code iterator.
3720 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
3721 xop_plus code iterator.
3722 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
3723 xop_plus code iterator.
3724 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
3725 xop_plus code iterator.
3727 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
3728 any_extend code iterator.
3729 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
3730 any_extend code iterator.
3731 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
3732 any_extend code iterator.
3733 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
3734 any_extend code iterator.
3735 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
3736 any_extend code iterator.
3737 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
3738 any_extend code iterator.
3740 2012-04-14 Tom de Vries <tom@codesourcery.com>
3742 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
3743 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
3744 DELETED_LABEL note, and move it to ...
3745 * cfgrtl.c (delete_insn): ... here. Change return type to void.
3746 (delete_insn_and_edges): Likewise.
3747 (delete_insn_chain): Handle new return type of delete_insn. Delete
3748 chain backwards rather than forwards.
3749 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
3751 * cfglayout.c (fixup_reorder_chain): Delete unused label.
3753 2012-04-14 Jan Hubicka <jh@suse.cz>
3755 * cgraph.h: Update copyrights;
3756 (symtab_node): Turn to union typedef.
3757 (symtab_node_base): New structure.
3758 (symtab_type): Add SYMTAB_SYMBOL tag.
3759 (cgraph_node): Annotate some pinters with nested_ptr.
3760 (varpool_node): Likewise.
3761 (cgraph_local_info): Remove lto_file_data
3762 and externally_visible.
3763 (cgraph_node): Remove decl; same_comdat_group list;
3764 aux; ref_list; order; address_taken; reachable_from_other_parittion,
3765 in_other_partition; resolution.
3766 (varpool_node): Remove decl; same_comdat_group;
3767 ref_list; lto_file_data; aux; order; resolution; externally_visible;
3768 used_from_other_partition; in_other_partition.
3769 (symtab_node_def): New union.
3770 (cgraph, varpool): Update.
3771 (varpool_first_static_initializer, varpool_next_static_initializer,
3772 cgraph_only_called_directly_or_aliased_p,
3773 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
3774 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
3775 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
3777 * cgraph.c: Likewise.
3778 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
3779 * cgraphbuild.c: Likewise.
3780 * lto-symtab.c: Likewise.
3781 * c-gimplify.c: Likewise.
3782 * value-prof.c: Likewise.
3784 * ipa-cp.c: Likewise.
3785 * tree-emutls.c: Likewise.
3786 * ipa-inline-transform.c: Likwise.
3787 * ipa-reference.c: Likewise.
3788 * cgraphunit.c: Likewise.
3789 * ipa-ref.c: Likewise.
3790 * lto-cgraph.c: Likewise.
3791 * ipa-ref-inline.h: Likewise.
3792 * ipa-pure-const.c: Likewise.
3793 * lto-streamer-out.c: Likewise.
3794 * ipa-utils.c: Likewise.
3795 * ipa-inline.c: Likewise.
3796 * matrix-reorg.c: Likewise.
3797 * tree-eh.c: Likewise.
3798 * tree-vectorizer.c: Likewise.
3799 * ipa-split.c: Likewise.
3801 * trans-mem.c: Likewise.
3802 * ipa-inline-analysis.c: Likewise.
3803 * gimplify.c: Likewise.
3804 * cfgexpand.c: Likewise.
3805 * tree-sra.c: Likewise.
3806 * ipa-prop.c: Likewise.
3807 * varasm.c: Likewise.
3808 * tree-nested.c: Likewise.
3809 * tree-inline.c: Likewise.
3810 * tree-profile.c: Likewise.
3811 * tree-ssa-structalias.c: Likewise.
3812 * passes.c: Likewise.
3813 * varpool.c: Likewise.
3815 2012-04-14 Tom de Vries <tom@codesourcery.com>
3817 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
3818 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
3819 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
3821 (gsi_advance_fw_nondebug_nonlocal): New function.
3822 (local_def): Removed function.
3823 (same_succ_hash): Use stmt_local_def.
3824 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
3825 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
3827 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3829 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3830 and __ILP32__ for x32.
3832 2012-04-13 Martin Jambor <mjambor@suse.cz>
3835 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3836 fold_ctor_reference returns a zero constant.
3838 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
3840 * config.gcc: Add i386/gnu-user-common.h before all
3841 i386/gnu-user.h and i386/gnu-user64.h usages.
3843 * config/i386/gnu-user-common.h: New.
3845 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
3846 (CC1_SPEC): Likewise.
3847 (ENDFILE_SPEC): Likewise.
3848 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
3849 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
3850 (TARGET_OS_CPP_BUILTINS): Likewise.
3851 (LIBGCC2_HAS_TF_MODE): Likewise.
3852 (LIBGCC2_TF_CEXT): Likewise.
3853 (TF_SIZE): Likewise.
3854 (TARGET_ASM_FILE_END): Likewise.
3855 (STACK_CHECK_MOVING_SP): Likewise.
3856 (STACK_CHECK_STATIC_BUILTIN): Likewise.
3857 * config/i386/gnu-user64.h: Likewise.
3859 2012-04-13 Martin Jambor <mjambor@suse.cz>
3861 * expr.c (expand_expr_real_1): Pass type, not the expression, to
3862 set_mem_attributes for a memory temporary. Do not call the function
3863 for the memory temporary created for a bitfield.
3865 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3868 * df.h (enum debug_temp_where): New.
3869 (dead_debug_init, dead_debug_finish) Declare.
3870 (dead_debug_add, dead_debug_insert_temp): Declare.
3871 (struct dead_debug_use, struct dead_debug): Moved from...
3872 * df-problems.c: ... here.
3873 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
3875 (df_create_unused_note): Likewise.
3876 (df_set_dead_notes_for_mw): Move comment where it belongs.
3877 (dead_debug_init): Export.
3878 (dead_debug_reset_uses): New, factored out of...
3879 (dead_debug_finish): ...this. Export.
3880 (dead_debug_reset): Remove.
3881 (dead_debug_add): Export.
3882 (dead_debug_insert_before): Rename to...
3883 (dead_debug_insert_temp): ... this. Add where argument. Export.
3884 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
3885 Return insertion count.
3886 (df_note_bb_compute): Adjust.
3887 * dce.c (word_dce_process_block): Adjust dead debug uses.
3888 (dce_process_block): Likewise.
3890 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3892 * df-problems.c (df_note_bb_compute): Do not take note of
3893 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
3895 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3898 * var-tracking.c (expand_depth): New type.
3899 (onepart_aux, expand_loc_callback_data): Change depth type to it.
3900 (loc_exp_dep_alloc): Adjust initializer.
3901 (update_depth): Use new type. Add entryvals.
3902 (vt_expand_var_loc_chain): Take note of expansions with
3903 ENTRY_VALUEs, but don't accept them right away. Run an optional
3904 second pass accepting the minimum ENTRY_VALUE count found in the
3906 (vt_expand_loc_callback, INIT_ELCD): Adjust.
3908 2012-04-13 Tom de Vries <tom@codesourcery.com>
3910 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3911 parameters vuse and vuse_escaped.
3912 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3913 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3916 2012-04-13 Richard Guenther <rguenther@suse.de>
3918 PR tree-optimization/52969
3919 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3920 the condition for the COND_EXPR and handle predicate negation
3921 by swapping the COND_EXPR arms.
3923 2012-04-13 Nick Clifton <nickc@redhat.com>
3925 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
3926 TODO_dump_func flag.
3928 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
3930 PR rtl-optimization/52203
3931 PR rtl-optimization/52715
3933 Revert the 2012-03-07 fix for PR 52203.
3934 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
3935 the insn does not modify DFA right before issuing, adjust
3936 issue_rate accordingly.
3938 2012-04-13 Richard Guenther <rguenther@suse.de>
3941 * c-typeck.c (pointer_diff): Remove bogus assert.
3943 2012-04-13 Richard Guenther <rguenther@suse.de>
3946 * convert.c (convert_to_pointer): Remove special-casing of zero.
3948 2012-04-13 Joey Ye <joey.ye@arm.com>
3950 * config/arm/constraints.md (Pe): New constraint.
3951 * config/arm/arm.md: New split for imm 256-510.
3953 2012-04-13 Terry Guo <terry.guo@arm.com>
3955 * config/arm/arm-cores.def: Added core cortex-m0plus.
3956 * config/arm/arm-tune.md: Regenerated.
3957 * config/arm/arm-tables.opt: Regenerated.
3958 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
3960 2012-04-13 Alan Modra <amodra@gmail.com>
3963 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
3964 tie regs on destination of sets. Delete forward declaration.
3965 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
3966 (rs6000_emit_prologue): Likewise.
3967 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
3969 (is_mem_ref): Use tie_operand to recognise stack ties.
3970 * config/rs6000/predicates.md (tie_operand): New.
3971 * config/rs6000/rs6000.md (restore_stack_block): Generate new
3973 (restore_stack_nonlocal): Likewise.
3974 (stack_tie): Update.
3975 (frame_tie): Delete.
3977 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3979 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
3980 HOST_WIDE_INT_PRINT_DEC in format strings.
3982 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3985 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3986 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3987 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
3988 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
3989 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3990 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
3991 avx2_permvarv8si using VI4F_256 mode iterator.
3992 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3993 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3994 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3995 gen_avx2_permvarv8sf.
3996 (expand_vec_perm_pshufb): Ditto.
3998 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4001 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4002 the list of options to enable the FCFID instruction.
4003 (TARGET_EXTRA_BUILTINS): Adjust comment.
4005 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4007 PR tree-optimization/18589
4008 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
4009 (operand_entry): Add count field.
4010 (add_repeat_to_ops_vec): New function.
4011 (completely_remove_stmt): Likewise.
4012 (remove_def_if_absorbed_call): Likewise.
4013 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
4014 (acceptable_pow_call): New function.
4015 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
4016 entries with repeat counts when found.
4017 (repeat_factor_d): New struct and associated typedefs.
4018 (repeat_factor_vec): New static vector variable.
4019 (compare_repeat_factors): New function.
4020 (get_reassoc_pow_ssa_name): Likewise.
4021 (attempt_builtin_powi): Likewise.
4022 (reassociate_bb): Call attempt_builtin_powi.
4023 (fini_reassoc): Two new calls to statistics_counter_event.
4025 2012-04-12 Richard Guenther <rguenther@suse.de>
4027 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
4028 * cgraph.h (tree_rest_of_compilation): Remove.
4029 * cgraph.c (cgraph_add_new_function): Move ...
4030 * cgraphunit.c (cgraph_add_new_function): ... here.
4031 (tree_rest_of_compilation): Make static.
4032 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
4033 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
4034 gate_all_early_local_passes, execute_all_early_local_passes,
4035 pass_early_local_passes, gate_all_early_optimizations,
4036 pass_all_early_optimizations): Move ...
4037 * passes.c (gate_all_optimizations, pass_all_optimizations,
4038 gate_all_early_local_passes, execute_all_early_local_passes,
4039 pass_early_local_passes, gate_all_early_optimizations,
4040 pass_all_early_optimizations): ... here.
4041 * tree-optimize.c (execute_free_datastructures): Remove.
4042 * tree-flow.h (execute_free_datastructures): Remove.
4043 * tree-optimize.c (execute_init_datastructures,
4044 pass_init_datastructures): Move ...
4045 * tree-ssa.c (execute_init_datastructures,
4046 pass_init_datastructures): ... here.
4047 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
4048 execute_free_datastructures.
4050 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
4052 * dbgcnt.def (ira_move): New counter.
4053 * ira-int.h (ira_create_new_reg): Declare function.
4054 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
4055 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
4056 no longer static. All callers changed.
4057 * ira.c: Include "dbgcnt.h".
4058 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
4059 move_unallocated_pseudos): New static functions.
4060 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
4061 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
4062 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
4063 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
4064 to the pseudos generated in find_moveable_pseudos.
4065 * Makefile.in (ira.o): Add $(DBGCNT_H).
4067 2012-04-12 Richard Guenther <rguenther@suse.de>
4069 PR tree-optimization/52943
4070 * tree-chrec.h (chrec_is_positive): Remove.
4071 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4072 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4073 Return false for a constant zero instead of negative.
4074 (analyze_siv_subscript_cst_affine): Handle zero difference
4075 in the initial condition explicitely.
4077 2012-04-12 Richard Guenther <rguenther@suse.de>
4079 * tree-parloops.c (parallelize_loops): Also consult the upper
4080 bound for the number of iterations.
4081 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
4082 (loop_prefetch_arrays): Likewise.
4084 2012-04-12 Richard Guenther <rguenther@suse.de>
4086 * cfgloop.h (estimated_loop_iterations_int): Ditch
4087 'conservative' parameter.
4088 (max_stmt_executions_int): Likewise.
4089 (estimated_loop_iterations): Likewise.
4090 (max_stmt_executions): Likewise.
4091 (max_loop_iterations): Declare.
4092 (max_loop_iterations_int): Likewise.
4093 (estimated_stmt_executions): Likewise.
4094 (estimated_stmt_executions_int): Likewise.
4095 * tree-ssa-loop-niter.c (estimated_loop_iterations):
4097 (max_loop_iterations): ... this.
4098 (estimated_loop_iterations_int): Split parts to ...
4099 (max_loop_iterations_int): ... this.
4100 (max_stmt_executions_int): Split parts to ...
4101 (estimated_stmt_executions_int): ... this.
4102 (max_stmt_executions): Split parts to ...
4103 (estimated_stmt_executions): ... this.
4104 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
4105 * predict.c (predict_loops): Likewise.
4106 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
4107 (analyze_siv_subscript_cst_affine): Likewise.
4108 (compute_overlap_steps_for_affine_1_2): Likewise.
4109 (analyze_subscript_affine_affine): Likewise.
4110 (init_omega_for_ddr_1): Likewise.
4111 * tree-parloops.c (parallelize_loops): Likewise.
4112 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4113 (may_eliminate_iv): Likewise.
4114 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
4115 (loop_prefetch_arrays): Likewise.
4116 * tree-vrp.c (adjust_range_with_scev): Likewise.
4118 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
4120 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
4121 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
4123 (dump_table): Use bool type for need_align and have_df variables.
4124 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
4125 (regs_used): Remove register modifier.
4126 (barrier_align): Move variables slot, credit, jump_to_next
4127 into if block above for loop. Use bool type for jump_to_next.
4128 (sh_function_arg): Use NULL_RTX instead of 0.
4130 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
4132 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
4133 (bswapsi2): New expander.
4135 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
4137 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
4138 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
4140 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
4142 PR rtl-optimization/52876
4143 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
4144 Don't call mark_reg_pointer for incompatible pointer sign extension.
4146 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
4149 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
4151 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
4152 comparisons against TYPE_PRECISION.
4153 * tree-ssa-forwprop.c (combine_conversions): Likewise.
4155 2012-04-11 Xinliang David Li <davidxl@google.com>
4157 * tree-passes.h: Remove TODO_dump_func.
4158 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
4159 * trans-mem.c: Remove TODO_dump_func.
4160 * ira.c: Remove TODO_dump_func.
4162 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
4164 * config/i386/i386.c (ix86_option_override_internal): Check
4165 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
4166 after TARGET_64BIT is updated.
4168 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4170 * config/sh/sh.h: Remove old secondary reload code.
4172 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4174 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
4175 (ready_reorder): ... this function.
4177 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
4179 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
4182 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
4183 insns so that no other insn is queued for a time before them.
4185 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
4188 2012-04-11 Richard Guenther <rguenther@suse.de>
4191 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
4192 consider loop nesting.
4193 (evolution_function_is_univariate_p): Properly check the remainder
4196 2012-04-11 Richard Guenther <rguenther@suse.de>
4199 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
4201 2012-04-11 Nick Clifton <nickc@redhat.com>
4203 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
4204 information, if requested.
4206 * config/rx/rx.c (rx_expand_prologue): Likewise.
4208 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
4209 Michael Matz <matz@suse.de>
4212 * rtlanal.c (unsigned_reg_p): New function.
4213 Update copyright notice dates.
4214 * rtl.h (unsigned_reg_p): Prototype it.
4215 Update copyright notice dates.
4216 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
4218 * expr.c (expand_expr_real_1): Set register attributes.
4219 * stmt.c (expand_case): Likewise.
4221 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4224 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
4225 consider_sh2a and allow_zero.
4226 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
4227 (disp_addr_displacement): New function.
4228 (sh_address_cost): Use disp_addr_displacement function instead
4229 of DISP_ADDR_OFFSET.
4230 (sh_legitimate_address_p): Adapt to changed
4231 sh_legitimate_index_p declaration.
4232 (sh_find_mov_disp_adjust): Remove HImode check.
4233 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
4234 disp_addr_displacement and max_mov_insn_displacement.
4235 (max_mov_insn_displacement): Remove HImode check.
4236 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
4237 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
4238 * config/sh/constraints.md (K05, K13): New constraints.
4239 (K12): Correct comment.
4240 (Sdd): Do not use DISP_ADDR_P macro.
4241 (Snd, Sbw): Use satisfies_constraint_Sdd.
4242 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
4243 (*extendhisi2_compact, movhi_i): Remove.
4244 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
4245 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
4246 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
4247 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
4248 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
4249 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
4250 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
4252 Add new peepholes for HImode displacement addressing.
4254 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4256 * config/sh/sh.h (SIDI_OFF): Remove.
4257 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
4258 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
4261 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
4264 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
4265 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
4266 * doc/md.texi (Standard Names): Add bswap.
4267 * builtin-types.def (BT_UINT16): New primitive type.
4268 (BT_FN_UINT16_UINT16): New function type.
4269 * builtins.def (BUILT_IN_BSWAP16): New.
4270 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
4271 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
4272 expand_builtin_bswap.
4273 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
4274 (fold_builtin_1): Likewise.
4275 (is_inexpensive_builtin): Likewise.
4276 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
4277 missing bits for bswap to libcall code.
4278 * tree.c (build_common_tree_nodes): Build uint16_type_node.
4279 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
4280 (uint16_type_node): New define.
4281 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
4282 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
4284 (rs6000_init_builtins): Likewise.
4285 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
4287 2012-04-11 Tristan Gingold <gingold@adacore.com>
4289 * doc/extend.texi (Type Attributes): Move paragraph.
4291 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4294 * diagnostic.h (show_caret): Declare.
4295 (caret_max_width): Declare.
4296 (diagnostic_show_locus): Declare.
4297 * diagnostic.c (diagnostic_initialize): Initialize to false.
4298 (diagnostic_show_locus): New.
4299 (diagnostic_report_diagnostic): Call it.
4300 (getenv_columns): New.
4302 (diagnostic_set_caret_max_width): New.
4303 * input.c (read_line): New.
4304 (location_get_source_line): New.
4305 * input.h (location_get_source_line): Declare.
4306 * toplev.c (general_init): Initialize show_caret from options.
4307 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
4308 * opts.c (common_handle_option): Likewise.
4309 * pretty-print.h (pp_get_prefix): New.
4310 (pp_base_get_prefix): New.
4311 * common.opt (fdiagnostics-show-caret): New option.
4312 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
4314 2012-04-11 Richard Guenther <rguenther@suse.de>
4316 PR rtl-optimization/52881
4317 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
4319 2012-04-11 Richard Guenther <rguenther@suse.de>
4321 PR tree-optimization/52912
4322 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
4323 manipulation code we are threading through a loop header
4324 to an exit destination.
4326 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
4328 * tree.h (warn_if_unused_value): Move declaration from here.
4329 * stmt.c (warn_if_unused_value): Move definition from here.
4331 2010-04-10 Michael Matz <matz@suse.de>
4333 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
4335 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
4336 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
4337 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
4338 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
4339 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
4340 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
4341 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
4342 (vect_record_strided_load_vectors): Rename to
4343 vect_record_grouped_load_vectors.
4344 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
4345 Rename use of above macros.
4346 (vect_verify_datarefs_alignment): Ditto.
4347 (vector_alignment_reachable_p): Ditto.
4348 (vect_peeling_hash_get_lowest_cost): Ditto.
4349 (vect_enhance_data_refs_alignment): Ditto.
4350 (vect_analyze_group_access): Ditto and rename stride to groupsize.
4351 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
4352 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
4353 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
4354 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
4355 (vect_record_strided_load_vectors): Rename to
4356 vect_record_grouped_load_vectors.
4357 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
4358 (destroy_loop_vec_info): Ditto.
4359 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
4360 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
4361 (vect_analyze_slp): Ditto.
4362 (new_bb_vec_info): Ditto.
4363 (destroy_bb_vec_info): Ditto.
4364 (vect_schedule_slp_instance): Ditto and rename strided_store to
4366 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
4367 vect_cost_group_size.
4368 (vect_model_store_cost): Rename use of above macros and call
4369 to vect_cost_strided_group_size.
4370 (vect_model_load_cost): Ditto.
4371 (vectorizable_store): Ditto, rename strided_store to grouped_store
4372 and calls to renamed tree-vectorizer.h functions.
4373 (vectorizable_load): Ditto.
4374 (vect_transform_stmt): Rename use of above macros and strided_store
4377 2012-04-10 Jan Hubicka <jh@suse.cz>
4379 * cgraph.h: Remove misledaing comment on ipa-ref.h.
4380 (symtab_type): New enum.
4381 (symtab_node): New structure.
4382 (cgraph_node, varpool_node): Add symbol base type.
4383 (cgraph, varpool): New accestor functions.
4384 * cgraph.c (cgraph_create_node_1): Set symbol type.
4385 * varpool.c (varpool_node): Set symbol type.
4387 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4388 Richard Sandiford <rdsandiford@googlemail.com>
4390 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
4392 2012-04-10 Richard Guenther <rguenther@suse.de>
4395 * gimple-low.c (gimple_check_call_args): Properly account for
4396 compatible aggregate types.
4398 2012-04-10 Richard Guenther <rguenther@suse.de>
4400 * toplev.h (tree_rest_of_compilation): Remove.
4401 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4402 * cgraph.h (tree_rest_of_compilation): Declare.
4403 * tree-optimize.c (tree_rest_of_compilation): Move ...
4404 * cgraphunit.c (tree_rest_of_compilation): ... here.
4405 * cgraph.c (cgraph_add_new_function): Adjust.
4406 * Makefile.in (tree-optimize.o): Adjust.
4407 (cgraphunit.o): Likewise.
4409 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4411 PR tree-optimization/52870
4412 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4413 presumed pattern statement is within the same loop or basic block.
4415 2012-04-10 Tristan Gingold <gingold@adacore.com>
4417 * gengtype.c (main): Make uintptr_t a known type.
4419 2012-04-10 Richard Guenther <rguenther@suse.de>
4421 * tree-pass.h (tree_lowering_passes): Remove.
4422 * tree-optimize.c (tree_lowering_passes): Remove.
4423 * cgraph.c (cgraph_add_new_function): Inline relevant parts
4424 of tree_lowering_passes, avoid redundant call of early local passes.
4425 * cgraphunit.c (cgraph_lower_function): Fold into ...
4426 (cgraph_analyze_function): ... its single caller. Inline
4427 relevant parts of tree_lowering_passes.
4429 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
4432 * config/pa/pa.opt: Remove SIO and GNU_LD.
4434 2012-04-09 Jan Hubicka <jh@suse.cz>
4439 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
4440 boundary, add its target too.
4441 * lto.c (add_references_to_partition): Add also aliased nodes.
4442 (add_cgraph_node_to_partition,
4443 add_varpool_node_to_partition): Work on nodes, not functions/variables;
4444 when adding alias, add also the aliased object.
4446 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
4449 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
4450 VOIDmode immediate operands.
4451 * config/i386/constraints.md (Wz): New constraint.
4452 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
4454 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4457 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4458 the DECL generated for the special GOT helper.
4460 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
4462 * config/sh/constraints.md: Update list of constraints in
4464 (Sr0): Remove unused memory constraint.
4466 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4468 * tree-pretty-print.h: Update comment.
4470 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
4472 * config/sh/sh.md: Use braced string notation where applicable.
4473 (*prefetch_i4, prefetch_m2a): Merge into ...
4474 (*prefetch): ... this new insn.
4476 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4478 * config/sh/sh.h (high_life_started): Remove
4479 * config/sh/predicates.md (general_movdst_operand): Use
4480 'reload_in_progress' instead of 'high_life_started'.
4481 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
4482 divsi_inv_fp): Likewise.
4484 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4486 * config/sh/sh-protos.h (prepare_move_operands): Return void
4488 * config/sh/sh.c (prepare_move_operands): Likewise.
4489 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
4491 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4493 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
4494 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
4495 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
4496 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
4497 commutative_float_operator, noncommutative_float_operator,
4498 sh_handle_pragma): Remove.
4500 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
4502 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
4503 Use @option markup on command-line options. Use @samp markup on
4504 literal keywords to options. Use @code markup on code fragments.
4505 Use other markup in preference to quotation marks in the text.
4506 Add markup to some passages without any.
4508 2012-04-06 Mike Stump <mikestump@comcast.net>
4510 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
4512 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4514 * config/sh/sh.c (hi_const): Remove.
4515 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
4518 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4520 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
4522 * config/sh/sh.c (sh_expand_t_scc): Likewise.
4523 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
4524 calling sh_expand_t_scc.
4526 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4528 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
4529 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
4530 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
4531 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
4532 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
4533 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
4534 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
4535 sh2a_is_function_vector_call): Use bool as return type.
4536 (sh_pass_in_reg_p): Remove.
4537 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
4538 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
4539 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
4540 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
4541 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
4542 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
4543 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
4544 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
4545 sh_loads_bankedreg_p): Use bool as return type.
4546 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
4547 'register' modifier.
4549 2012-04-06 Matt Turner <mattst88@gmail.com>
4551 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4553 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4555 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4556 of the destination isn't also a FP_REGS register.
4558 2012-04-05 Teresa Johnson <tejohnson@google.com>
4559 H.J. Lu <hongjiu.lu@intel.com>
4561 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
4562 * config/i386/i386.md (move immediate to memory peephole2):
4563 Add cases for HImode move when LCP stall avoidance is needed.
4564 * config/i386/i386.c (initial_ix86_tune_features): Initialize
4565 X86_TUNE_LCP_STALL entry.
4567 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
4570 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
4571 CONST_INT operands, zero-extended with AND.
4573 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
4576 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
4577 first argument instead of mode size. Move displacement calculations
4579 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
4580 ... these new functions.
4581 (disp_adjust): Remove max_mov_disp field.
4582 (sh_legitimate_index_p): Use max_mov_insn_displacement and
4583 mov_insn_alignment_mask.
4584 (sh_address_cost): Use max_mov_insn_displacement.
4586 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
4588 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
4589 (arch_enabled): Handle new arch types.
4590 (one_cmpldi2): Add NEON support.
4592 2012-04-05 Richard Guenther <rguenther@suse.de>
4594 * gimple.c (walk_gimple_op): Compute val_only for the LHS
4595 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
4596 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
4597 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4598 ... here and make static.
4599 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4602 2012-04-05 Richard Guenther <rguenther@suse.de>
4604 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
4605 basic-block before removing it.
4607 2012-04-05 Richard Guenther <rguenther@suse.de>
4609 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
4610 version namespace as we release the freelist.
4612 2012-04-05 Richard Guenther <rguenther@suse.de>
4614 * tree-nrv.c (tree_nrv): Release VDEFs.
4615 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4616 (sra_modify_assign): Likewise.
4617 * tree-vect-stmts.c (vect_remove_stores): Likewise.
4618 * tree-vect-loop.c (vect_transform_loop): Likewise.
4619 * tree-ssa-dom.c (optimize_stmt): Likewise.
4620 * tree-vect-slp.c (vect_schedule_slp): Likewise.
4621 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
4623 2012-04-05 Richard Guenther <rguenther@suse.de>
4625 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
4627 * gimple.h (gsi_remove): Adjust.
4628 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
4629 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
4630 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4631 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
4632 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
4633 * tree-ssa-pre.c (eliminate): Likewise.
4635 2012-04-04 Mike Stump <mikestump@comcast.net>
4637 * doc/rtl.texi (const_double): Document as sign-extending.
4638 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
4639 * emit-rtl.c (immed_double_int_const): Refine to state the
4641 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
4642 CONST_DOUBLE integers.
4643 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
4644 negative values are converted. Fix conversions bigger than
4645 HOST_BITS_PER_WIDE_INT.
4646 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
4647 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
4648 * explow.c (plus_constant_mode): Add.
4649 (plus_constant): Implement with plus_constant_mode.
4650 * rtl.h (plus_constant_mode): Add.
4652 2012-04-04 Richard Guenther <rguenther@suse.de>
4654 PR tree-optimization/52808
4655 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
4656 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
4658 2012-04-04 Tristan Gingold <gingold@adacore.com>
4660 * expr.c (expand_expr_real_2): Handle larger sizetype in
4663 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4665 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
4666 to m2a-single instead of m2e.
4668 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4670 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
4671 Change type of BITOFFSET to signed. Make sure the lower bound of
4672 the computed range is non-negative by adjusting OFFSET and BITPOS.
4673 (expand_assignment): Adjust call to get_bit_range.
4675 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
4677 * h8300/h8300.c (h8300_current_function_monitor_function_p):
4678 New function. Added to check monitor functions.
4679 (h8300_option_override): Modified to generate error/warning
4680 messages for invalid combinations of different command line
4682 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
4683 save EXR on stack for monitor function in case of H8S target
4684 when "-mno-exr" is passed.
4685 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
4687 * doc/invoke.texi: Document H8S options.
4689 2012-04-03 Tristan Gingold <gingold@adacore.com>
4691 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
4692 of gcc_AC_FUNC_MMAP_BLACKLIST.
4693 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
4694 * Makefile.in (aclocal_deps): Add mmap.m4.
4695 * configure: Regenerate.
4696 * aclocal.m4: Regenerate.
4698 2012-04-03 Richard Guenther <rguenther@suse.de>
4700 PR tree-optimization/52808
4701 * tracer.c (tail_duplicate): Return whether we have duplicated
4703 (tracer): If we have duplicated any block, cleanup the CFG.
4704 * cfghooks.c (duplicate_block): If we duplicated a loop
4705 header but not its loop, destroy the loop because it now has
4707 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
4708 the cfg manipulation routines we are not creating a multiple
4711 2012-04-03 Tristan Gingold <gingold@adacore.com>
4713 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
4715 (vms_c_common_override_options): Allow parameterless variadic
4718 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4720 PR tree-optimization/52835
4721 * tree-data-ref.c (build_rdg): Return NULL if
4722 compute_data_dependences_for_loop failed.
4724 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4726 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
4727 for REAL_CST as well.
4728 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
4729 In the bitfield case, if the value is a REAL_CST, convert it first to
4732 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
4734 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
4735 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
4736 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
4738 * config/i386/biarchx32.h: New.
4740 2012-04-02 Anatoly Sokolov <aesok@post.ru>
4742 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
4743 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
4744 (arm_preferred_reload_class): New function.
4746 2012-04-02 Richard Guenther <rguenther@suse.de>
4748 PR tree-optimization/52756
4749 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
4750 (thread_through_loop_header): After threading through the loop latch
4751 remove the split part from the loop and clear further threading
4752 opportunities that would create a multiple entry loop.
4754 2012-04-02 Richard Guenther <rguenther@suse.de>
4756 PR rtl-optimization/52800
4757 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
4758 CLEANUP_CFG_CHANGED.
4760 2012-04-02 Richard Guenther <rguenther@suse.de>
4763 * loop-init.c (gate_handle_loop2): Destroy loops here if
4764 we don't enter RTL loop optimizers.
4766 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
4769 2012-03-29 Richard Guenther <rguenther@suse.de>
4771 * rtl.h (extended_count): Remove.
4772 * combine.c (extended_count): Remove.
4774 2012-04-02 Dodji Seketeli <dodji@redhat.com>
4777 * pt.c (more_specialized_fn): Don't apply decay conversion to
4778 types of function parameters.
4780 2012-04-02 Tristan Gingold <gingold@adacore.com>
4782 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
4783 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
4784 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
4785 (ggc_pch_this_base): Use uintptr_t instead of size_t.
4787 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
4790 * config/i386/i386.c (ix86_option_override_internal): Don't
4791 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
4793 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4795 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4796 (stmt_can_make_abnormal_goto): Use it.
4797 (is_ctrl_altering_stmt): Likewise.
4799 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
4800 Kaz Kojima <kkojima@gcc.gnu.org>
4802 * config/sh/sh.c (push_regs): Skip banked registers when
4803 resbank attribute is specified.
4804 (sh_expand_epilogue): Likewise.
4806 2012-03-30 Richard Henderson <rth@redhat.com>
4809 * combine-stack-adj.c (prev_active_insn_bb): New.
4810 (next_active_insn_bb): New.
4811 (force_move_args_size_note): New.
4812 (combine_stack_adjustments_for_block): Use it.
4814 2012-03-30 Richard Henderson <rth@redhat.com>
4816 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
4817 (ix86_expand_vector_init_duplicate): Initialize it.
4818 (expand_vec_perm_palignr): Likewise.
4819 (ix86_expand_vec_perm_const): Likewise.
4820 (ix86_vectorize_vec_perm_const_ok): Likewise.
4821 (expand_vec_perm_blend): Use it.
4822 (expand_vec_perm_vpermil): Likewise.
4823 (expand_vec_perm_pshufb): Likewise.
4824 (expand_vec_perm_1): Likewise.
4825 (expand_vec_perm_pshuflw_pshufhw): Likewise.
4826 (expand_vec_perm_interleave2): Likewise.
4827 (expand_vec_perm_vpermq_perm_1): Likewise.
4828 (expand_vec_perm_vperm2f128): Likewise.
4829 (expand_vec_perm_interleave3): Likewise.
4830 (expand_vec_perm_vperm2f128_vblend): Likewise.
4831 (expand_vec_perm_vpshufb2_vpermq): Likewise.
4832 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
4833 (expand_vec_perm_broadcast): Likewise.
4834 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
4836 2012-03-30 Richard Henderson <rth@redhat.com>
4838 * dwarf2out.c (gen_variable_die): Initialize off.
4840 2012-03-30 Tristan Gingold <gingold@adacore.com>
4842 * config/vms/vms-f.c: New file.
4843 * config/vms/t-vms (vms-f.o): New rule.
4844 * config.gcc (*-*-*vms*): Define fortran_target_objs.
4846 2012-03-30 Richard Guenther <rguenther@suse.de>
4848 PR tree-optimization/52754
4849 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4850 propagate arbitrary addresses into really plain dereferences.
4852 2012-03-30 Richard Guenther <rguenther@suse.de>
4855 * except.c (emit_to_new_bb_before): Move loop updating ...
4856 (dw2_build_landing_pads): ... here. Use a proper block for
4857 querying the loop father.
4859 2012-03-30 Tristan Gingold <gingold@adacore.com>
4861 * config/ia64/ia64.c (ia64_section_type_flags): Remove
4862 common_object attribute handling.
4863 (SECTION_VMS_OVERLAY): Remove
4864 (ia64_vms_common_object_attribute): Replace abort with an assert.
4865 Do not set DECL_SECTION_NAME.
4866 (ia64_vms_output_aligned_decl_common): Handle common_object
4868 (ia64_vms_elf_asm_named_section): Remove.
4869 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
4871 2012-03-30 Richard Guenther <rguenther@suse.de>
4874 * double-int.c (rshift_double): Remove not needed cast.
4876 2012-03-30 Richard Guenther <rguenther@suse.de>
4878 * tree-affine.h (print_aff): Remove.
4879 * tree-affine.c (print_aff): Make static.
4880 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
4881 (get_references_in_stmt): Likewise.
4882 (print_direction_vector): Likewise.
4883 (print_dir_vectors): Likewise.
4884 (print_dist_vectors): Likewise.
4885 (dump_subscript): Likewise.
4886 (dump_ddrs): Likewise.
4887 (dump_dist_dir_vectors): Likewise.
4888 (dump_data_references): Likewise.
4889 (dump_data_dependence_relation): Likewise.
4890 (dump_data_dependence_direction): Likewise.
4891 (dump_rdg_vertex): Likewise.
4892 (dump_rdg_component): Likewise.
4893 (debug_ddrs): Declare.
4894 (struct data_ref_loc_d): Move ...
4895 * tree-data-ref.c (struct data_ref_loc_d): ... here.
4896 (get_references_in_stmt): Make static.
4897 (dump_data_references): Likewise.
4898 (dump_subscript): Likewise.
4899 (print_direction_vector): Likewise.
4900 (print_dir_vectors): Likewise.
4901 (print_dist_vectors): Likewise.
4902 (dump_data_dependence_relation): Likewise.
4903 (dump_dist_dir_vectors): Likewise.
4904 (dump_ddrs): Likewise.
4905 (dump_rdg_vertex): Likewise.
4906 (dump_rdg_component): Likewise.
4907 (debug_ddrs): New function.
4908 (access_matrix_get_index_for_parameter): Remove.
4910 2012-03-30 Tristan Gingold <gingold@adacore.com>
4912 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
4913 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
4914 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
4915 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
4916 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
4917 (vms_patch_builtins): Handle new flags
4918 * config/vms/vms-crtlmap.map: Completed using nm on
4919 c and math system libraries.
4920 * config/vms/make-crtlmap.awk: Handle any number of flags.
4922 2012-03-30 Martin Jambor <mjambor@suse.cz>
4924 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4925 is a builtin_stack_save in a dominating BB.
4927 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4929 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4930 crossing 128bit lane boundary.
4932 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
4934 * ira-color.c (setup_left_conflict_sizes_p): Process all
4935 conflicting objects.
4937 2012-03-29 Jakub Jelinek <jakub@redhat.com>
4939 PR tree-optimization/52760
4940 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
4941 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
4943 2012-03-29 Richard Guenther <rguenther@suse.de>
4945 * cgraph.h (cgraph_materialize_all_clones): Remove.
4946 (reset_inline_failed): Likewise.
4947 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
4948 * cgraphbuild.c (reset_inline_failed): Remove.
4949 * rtl.h (cse_main): Remove.
4950 (extended_count): Likewise.
4951 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
4952 (cse_main): Make static.
4953 * combine.c (extended_count): Remove.
4954 (dump_combine_stats): Mark as DEBUG_FUNCTION.
4955 * basic-block.h (reorder_basic_blocks): Remove.
4956 * bb-reorder.c (reorder_basic_blocks): Make static.
4957 * Makefile.in (dse.o): Remove dse.h dependency.
4959 * dse.c (gate_dse): Remove.
4960 (clear_alias_mode_eq): Likewise.
4961 (clear_alias_mode_hash): Likewise.
4962 (dse_record_singleton_alias_set): Likewise.
4963 (dse_invalidate_singleton_alias_set): Likewise.
4965 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
4967 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
4968 crtbegin_so%O%s for -shared.
4969 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
4971 2012-03-29 Richard Guenther <rguenther@suse.de>
4973 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
4974 (add_to_value): Remove.
4975 (print_value_expressions): Likewise.
4976 * tree-ssa-pre.c (add_to_value): Make static.
4977 (print_value_expressions): Likewise.
4978 * gimple.h (gimple_adjust_this_by_delta): Remove.
4979 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
4981 2012-03-29 Richard Guenther <rguenther@suse.de>
4984 * double-int.h (rshift_double): Remove.
4985 * double-int.c (lshift_double): Use absu_hwi to make count positive.
4986 (rshift_double): Make static, take unsigned count argument,
4987 remove handling of negative count argument.
4988 (double_int_rshift): Dispatch to lshift_double.
4990 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
4992 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
4995 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
4996 (SPEC_X32): Likewise.
4997 (MULTILIB_DEFAULTS): Likewise.
4999 * config/i386/i386.c (isa_opts): Remove -m64.
5000 (ix86_target_string): Properly handle -m32/-m64/-mx32.
5001 (ix86_option_override_internal): Properly
5002 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
5003 handle -m32, -m64 and -mx32.
5005 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
5006 with OPTION_ABI_X32. Moved after TARGET_LP64.
5007 (TARGET_LP64): Changed to OPTION_ABI_64.
5009 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
5010 (mx32): Replace ISA_X32 with ABI_X32.
5012 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
5014 * tree.c (tree_size) <VECTOR_CST>: New case.
5016 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
5018 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
5019 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
5021 2012-03-28 Jakub Jelinek <jakub@redhat.com>
5024 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
5025 __builtin_va_start to __builtin_next_arg if the latter is
5026 builtin_decl_explicit_p rather than when it is not.
5029 * tree-vect-generic.c (vector_element): Perform multiplication
5030 for pos in bitsizetype type instead of idx type.
5032 2012-03-28 Richard Guenther <rguenther@suse.de>
5034 * loop-init.c (loop_optimizer_init): If loops are preserved
5035 perform incremental initialization of required loop features.
5036 (loop_optimizer_finalize): If loops are to be preserved only
5037 clean up optional loop features.
5038 (rtl_loop_done): Forcefully free loops here.
5039 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
5040 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
5042 (construct_init_block): Likewise.
5043 (construct_exit_block): Likewise.
5044 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
5045 the CFG after expanding.
5046 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
5047 If we needed to calculate them, free them afterwards.
5048 * tree-pass.h (PROP_loops): New define.
5049 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
5050 * basic-block.h (CLEANUP_CFG_CHANGED): New.
5051 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
5052 (cleanup_cfg): If we did something and have loops around, fix them up.
5053 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
5054 with CLEANUP_CFG_CHANGED.
5055 * cfghooks.c (merge_blocks): If we merge a loop header into
5056 its predecessor, update the loop structure.
5057 (duplicate_block): If we copy a loop latch, adjust loop state
5058 to note we may have multiple latches.
5059 (delete_basic_block): Mark loops for fixup if we remove a loop.
5060 * cfganal.c (forwarder_block_p): Protect loop latches, headers
5062 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
5063 (cfg_layout_can_merge_blocks_p): Likewise.
5064 * cprop.c (bypass_block): If we create a loop with multiple
5065 entries, mark it for removal.
5066 * except.c (emit_to_new_bb_before): Add the new basic-block
5068 * tree-eh.c (lower_resx): Likewise.
5069 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
5070 (expand_omp_taskreg): Likewise.
5071 * tree-inline.c (initialize_cfun): Likewise.
5072 * tree-mudflap.c (add_bb_to_loop): Prototype.
5073 (mf_build_check_statement_for): Properly add new basic-blocks
5075 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
5076 if we remove a loop.
5077 (thread_through_loop_header): Likewise.
5078 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
5079 new basic-blocks to existing loops.
5080 (expand_transaction): Likewise.
5081 * Makefile.in (except.o): Add $(CFGLOOP_H).
5083 (cgraph.o): Likewise.
5084 (cprop.o): Likewise.
5085 (cfgexpand.o): Likewise.
5086 (cfganal.o): Likewise.
5087 (trans-mem.o): Likewise.
5088 (tree-eh.o): Likewise.
5090 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
5093 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
5094 (avr_builtin_decl): New static function.
5095 (struct avr_builtin_description, avr_bdesc): Move up.
5096 Add GTY marker. Add field fndecl. Remove redundant field id.
5097 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
5098 (avr_expand_builtin): Code cleanup because .id is removed.
5100 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
5103 * config.gcc (tm_file): Remove avr/multilib.h.
5105 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
5107 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
5108 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
5109 * config/avr/t-avr: Remove generation of multilib.h.
5110 * config/avr/t-multilib: Regenerate.
5111 * config/avr/multilib.h: Remove.
5112 * config/avr/avr.opt (-msp8): New option.
5113 (avr_sp8): New variable.
5114 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
5115 * config/avr/avr.h (AVR_HAVE_SPH): New define.
5116 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
5117 (avr_device_to_sp8): New prototype.
5118 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
5119 (DRIVER_SELF_SPECS): New define.
5120 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
5121 __AVR_SP8__, __AVR_HAVE_SPH__.
5122 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
5123 AVR_HAVE_8BIT_SP to decide if SP_H is present.
5124 (avr_file_start): Ditto.
5126 2012-03-28 Jakub Jelinek <jakub@redhat.com>
5129 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
5130 instead of 8 in adjust_address.
5132 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
5135 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
5138 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
5141 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
5142 Rearrange conditional logic. Move displacement address calculations
5144 (sh_find_mov_disp_adjust): ... this new function.
5146 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
5148 * config/arm/arm.opt (mapcs): Remove MaskExists.
5149 * config/cris/linux.opt (mno-gotplt): Likewise.
5150 * config/i386/i386.opt (mhard-float): Likewise.
5152 (mno-sse4): Likewise.
5153 * config/m68k/m68k.opt (mhard-float): Likewise.
5154 * config/mep/mep.op (mcop32): Likewise.
5155 * config/pa/pa-hpux.opt (msio): Likewise.
5156 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
5157 * config/picochip/picochip.opt (mlittle): Likewise.
5158 * config/sh/sh.opt (mrenesas): Likewise.
5159 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
5160 * config/sparc/sparc.opt (mhard-float): Likewise.
5161 * config/v850/v850.opt (mv850es): Likewise.
5162 * config/vax/vax.opt (mg-float): Likewise.
5164 2012-03-27 Martin Jambor <mjambor@suse.cz>
5167 * tree-sra.c (sra_modify_assign): Do not call
5168 load_assign_lhs_subreplacements when working with an unscalarizable
5171 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
5174 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
5176 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
5177 * config/i386/i386.c: Include reload.h.
5178 (ix86_legitimize_reload_address): New function.
5180 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
5182 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
5183 hasn't been allocated. Define a target macro for Mask and
5184 InverseMask if it hasn't been defined. Remove MaskExists handling.
5186 * doc/options.texi: Remove MaskExists.
5188 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
5191 * config/sh/sh.c (find_barrier): Add equality check of last_got
5192 to avoid going above orig insn. Update comments.
5194 2012-03-27 Richard Guenther <rguenther@suse.de>
5197 * fold-const.c (try_move_mult_to_index): Handle &x.array more
5200 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
5202 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
5203 of a unit before computing the offset in units.
5204 * expr.c (get_bit_range): Return the null range if the enclosing record
5205 is part of a larger bit field.
5207 2012-03-27 Tristan Gingold <gingold@adacore.com>
5209 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
5210 * config/ia64/ia64.md: Remove mode in template.
5211 Sign extend operand in expand_simple_binop.
5212 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
5213 CASE_VECTOR_MODE instead of TARGET_ILP32.
5214 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
5216 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
5218 * varasm.c (assemble_external): #if 0 out the new assert from the
5219 previous commit, it breaks the Java and Go front ends.
5221 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
5223 * toplev.c (check_global_declaration_1): Do not call assemble_external.
5224 * expr.c (emit_block_move_libcall_fn): Likewise.
5225 (clear_storage_libcall_fn): Likewise.
5226 (expand_expr_addr_expr_1): Likewise.
5227 (expand_expr_real_1): Likewise.
5228 * calls.c (rtx_for_function_call): Likewise.
5230 * varasm.c (assemble_external): Assert this function is only called
5231 during or after expanding to RTL.
5233 2012-03-26 Martin Jambor <mjambor@suse.cz>
5235 PR tree-optimization/50052
5236 * tree-sra.c (tree_non_aligned_mem_p): Removed.
5237 (tree_non_aligned_mem_for_access_p): Likewise.
5238 (build_accesses_from_assign): Removed strict alignment requirements
5240 (access_precludes_ipa_sra_p): Likewise.
5242 2012-03-26 Richard Guenther <rguenther@suse.de>
5244 PR tree-optimization/52701
5245 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
5246 compute and set the evolution part of PHI nodes.
5248 2012-03-26 Richard Guenther <rguenther@suse.de>
5250 PR tree-optimization/52721
5251 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
5253 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
5255 PR tree-optimization/52686
5256 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
5259 2012-03-26 Tristan Gingold <gingold@adacore.com>
5261 * config/alpha/vms.h (LINK_SPEC): Simplify.
5262 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
5263 (NAME__MAIN, SYMBOL__MAIN): Remove.
5264 (VMS_DEBUG_MAIN_POINTER): Remove.
5265 * config/ia64/vms.h: Likewise.
5266 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
5267 code to vms.c. Call vms_start_function.
5268 * config/ia64/ia64.c (ia64_start_function): Likewise.
5269 * config/vms/vms-protos.h (vms_start_function): Declare.
5270 * config/vms/vms.c (vms_start_function): New function.
5271 * config/vms/vms.h (MATH_LIBRARY): Define.
5272 (VMS_DEBUG_MAIN_POINTER): Define.
5274 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
5276 PR rtl-optimization/52629
5277 * reload1.c (count_pseudo): Short-circuit common case.
5278 (count_spilled_pseudo): Return early for pseudos without hard regs.
5279 Assert that the pseudo has got a hard reg before manipulating it.
5281 2012-03-24 Jan Hubicka <jh@suse.cz>
5284 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
5285 (decide_is_variable_needed): Do not handle toplevel reorder here.
5286 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
5287 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
5290 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5292 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
5293 and str_bitsize instead of more convoluted expressions.
5295 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5298 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
5300 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5303 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
5305 2012-03-23 Martin Jambor <mjambor@suse.cz>
5307 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
5309 2012-03-23 Richard Guenther <rguenther@suse.de>
5311 PR tree-optimization/52678
5312 * tree-vectorizer.h (struct _stmt_vec_info): Add
5313 loop_phi_evolution_part member.
5314 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
5315 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
5316 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
5317 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5318 Use the cached evolution part and the PHI nodes value from
5319 the loop preheader edge instead of re-analyzing the evolution.
5321 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5323 * config/mips/mips-tables.opt: Update.
5324 * config/mips/mips.md (processor): Add xlp.
5325 * config/mips/mips-cpus.def: Add xlp.
5326 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
5328 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
5329 * doc/invoke.texi: Mention XLP.
5331 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5334 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
5335 on any new_local_var_chain vars declared during recursing on
5336 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
5338 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
5340 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
5341 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
5342 (ASM_OUTPUT_LOCAL): Ditto.
5343 (ASM_OUTPUT_COMMON): Remove.
5344 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
5345 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
5347 2012-03-22 Jan Hubicka <jh@suse.cz>
5350 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
5352 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
5353 * ipa-inline-transform.c (save_inline_function_body): Remove
5354 copied clone if needed.
5355 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
5357 2012-03-22 Richard Guenther <rguenther@suse.de>
5360 * fold-const.c (fold_ternary_loc): Fix typo.
5362 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5365 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
5366 (unspecv): Add UNSPECV_MEMORY_BARRIER.
5367 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
5368 (delay_cycles_1, delay_cycles_2): Ditto.
5369 (delay_cycles_3, delay_cycles_4): Ditto.
5370 (nopv, *nopv): Ditto.
5371 (sleep, *sleep): Ditto.
5374 2012-03-22 Richard Guenther <rguenther@suse.de>
5376 PR tree-optimization/52548
5377 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
5378 because of clobbers.
5379 (prune_clobbered_mems): New function.
5380 (compute_antic_aux): Use it to prune ANTIC_OUT.
5381 (compute_partial_antic_aux): Use it to prune PA_IN.
5382 (compute_avail): Only insert expressions into EXP_GEN that are not
5383 invalidated when translated up to the beginning of the block.
5385 2012-03-22 Richard Guenther <rguenther@suse.de>
5387 PR tree-optimization/52638
5388 * tree-vect-stmts.c (vect_init_vector_1): New function, split
5390 (vect_init_vector): ... here. Handle scalar vector inits.
5391 (vect_get_vec_def_for_operand): Adjust.
5392 (vectorizable_load): Likewise.
5394 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
5396 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
5397 (alpha*-*-freebsd*): Ditto.
5398 (alpha*-*-netbsd*): Ditto.
5399 (alpha*-*-openbsd*): Ditto.
5400 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
5401 (DWARF2_DEBUGGING_INFO): Remove.
5402 (PREFERRED_DEBUGGING_TYPE): Remove.
5403 (ASM_FINAL_SPEC): Remove.
5404 (IDENT_ASM_OP): Remove.
5405 (ASM_OUTPUT_IDENT): Remove.
5406 (SKIP_ASM_OP): Remove.
5407 (ASM_OUTPUT_SKIP): Remove.
5408 (ALIGN_ASM_OP): Remove.
5409 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
5410 (ASM_OUTPUT_CASE_LABEL): Remove.
5411 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
5412 (COMMON_ASM_OP): Remove.
5413 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
5414 (ASCII_DATA_ASM_OP): Remove.
5415 (READONLY_DATA_SECTION_ASM_OP): Remove.
5416 (INIT_SECTION_ASM_OP): Remove.
5417 (FINI_SECTION_ASM_OP): Remove.
5418 (ASM_SECTION_START_OP): Remove.
5419 (ASM_OUTPUT_SECTION_START_FILE): Remove.
5420 (TARGET_ASM_NAMED_SECTION): Remove.
5421 (TARGET_ASM_SELECT_SECTION): Remove.
5422 (MAKE_DECL_ONE_ONLY): Remove.
5423 (TYPE_ASM_OP): Remove.
5424 (SIZE_ASM_OP): Remove.
5425 (ASM_WEAKEN_LABEL): Remove.
5426 (TYPE_OPERAND_FMT): Remove.
5427 (ASM_DECLARE_RESULT): Remove.
5428 (ASM_DECLARE_OBJECT_NAME): Remove.
5429 (ASM_FINISH_DECLARE_OBJECT): Remove.
5430 (ELF_ASCII_ESCAPES): Remove.
5431 (ELF_STRING_LIMIT): Remove.
5432 (STRING_ASM_OP): Remove.
5433 (ASM_OUTPUT_EXTERNAL): Remove.
5434 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
5435 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
5437 (ASM_DECLARE_FUNCTION_NAME): Ditto.
5438 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
5439 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
5440 (ASM_OUTPUT_SKIP): Ditto.
5441 (READONLY_DATA_SECTION_ASM_OP): Remove.
5442 (USER_LABEL_PREFIX): Remove.
5443 (ASM_OUTPUT_ASCII): Remove.
5444 (ASM_OUTPUT_CASE_LABEL): Remove.
5445 (NO_DOLLAR_IN_LABEL): Undefine.
5447 2012-03-22 Richard Guenther <rguenther@suse.de>
5449 PR tree-optimization/52459
5450 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
5451 PHI insertion for calls.
5453 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
5455 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
5456 find_sets_in_insn, canonicalize_insn): Split out from ...
5457 (cse_insn): ... here.
5458 (invalidate_from_clobbers): Take an insn instead of the pattern.
5460 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
5463 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
5464 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
5465 * config/sh/sh.md (sindf2, cosdf2): Remove.
5467 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
5470 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
5471 prologue for unwinder and profiler.
5473 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
5475 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
5476 Introduce emul_name to select the right linker emulation for
5477 powerpc64-*-freebsd*.
5478 * configure: Regenerate.
5479 * config.gcc: Add bits to support powerpc64-*-freebsd*.
5480 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
5481 * config/rs6000/freebsd64.h: New file.
5482 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
5484 (rs6000_savres_strategy): Likewise.
5485 (rs6000_savres_routine_name): Likewise.
5486 (rs6000_elf_file_end): Likewise.
5487 * config/rs6000/t-freebsd64: New file.
5488 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
5489 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
5491 * config/rs6000/freebsd64.h: Remove duplicated entries from last
5493 * config/rs6000/t-freebsd64: Likewise.
5495 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
5497 PR rtl-optimization/52543
5499 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
5500 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
5501 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
5502 (avr_load_libgcc_p): Restrict to __flash loads.
5503 (avr_out_lpm): Only handle 1-byte loads from __flash.
5504 (avr_load_lpm): New function.
5505 (avr_find_unused_d_reg): Remove.
5506 (avr_out_lpm_no_lpmx): Remove.
5507 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
5508 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
5509 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
5510 (load_<mode>, load_<mode>_clobber): New insns.
5511 (mov<mode>): For multi-byte move from non-generic
5512 16-bit address spaces: Expand to load_<mode> resp.
5513 load_<mode>_clobber.
5514 (load<mode>_libgcc): Remove expander.
5515 (split-lpmx): Remove split.
5517 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
5519 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
5520 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
5521 All callers changed.
5522 (Fixed_core_reg): New feature.
5523 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
5525 * neon-testgen.ml: Handle Fixed_core_reg.
5527 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
5529 * config/arm/arm.c (thumb2_reorg): Add complete support
5530 for 16-bit instructions.
5531 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
5533 2012-03-21 Richard Guenther <rguenther@suse.de>
5535 PR tree-optimizer/52636
5536 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
5537 to the appropriate type.
5539 2012-03-21 Richard Guenther <rguenther@suse.de>
5541 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
5543 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
5544 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5545 * passes.c (init_optimization_passes): Remove pass_init_function,
5546 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5547 * tree-pass.h (pass_init_function): Remove.
5548 (pass_jump): Remove.
5549 (pass_initial_value_sets): Remove.
5550 (pass_unshare_all_rtl): Remove.
5551 * integrate.c (pass_initial_value_sets): Remove.
5552 * emit-rtl.c (pass_unshare_all_rtl): Remove.
5553 * tree.h (init_function_for_compilation): Remove.
5554 * function.c (init_function_for_compilation): Remove.
5555 (pass_init_function): Remove.
5556 * cfgcleanup.c (rest_of_handle_jump): Remove.
5557 (pass_jump): Remove.
5559 2012-03-20 Jason Merrill <jason@redhat.com>
5561 * tree-streamer-in.c (streamer_alloc_tree): Call
5562 ggc_alloc_zone_cleared_tree_node instead of
5563 ggc_alloc_zone_cleared_tree_node_stat.
5565 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
5567 * doc/extend.texi (Template Instantiation): Remove anachronisms.
5569 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5572 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
5573 (ix86_expand_vec_perm_const_1): Call it.
5575 * config/i386/i386.c (vselect_insn): New variable.
5576 (init_vselect_insn): New function.
5577 (expand_vselect, expand_vselect_insn): Add testing_p argument.
5578 Call init_vselect_insn if vselect_insn is NULL. Adjust
5579 PATTERN (vselect_insn), instead of creating a new insn each time,
5580 only emit a copy of it if not testing and recog has been successful.
5581 (expand_vec_perm_pshufb, expand_vec_perm_1,
5582 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
5586 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
5587 ("enabled" attribute): Handle avx2 and noavx2 isas.
5588 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
5590 (vec_dup<mode>): Add avx2 =x,x alternative.
5591 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
5592 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
5593 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
5594 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
5596 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
5597 if possible, handle also V8SFmode.
5599 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
5601 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
5602 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
5603 reg_or_zero_operand predicate.
5604 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
5606 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5608 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
5609 If operand isn't UNSPEC, return 0.
5611 2012-03-20 Richard Guenther <rguenther@suse.de>
5613 * tree-pass.h (pass_rtl_eh): Remove.
5614 * except.c (gate_handle_eh): Likewise.
5615 (rest_of_handle_eh): Likewise.
5616 (pass_rtl_eh): Likewise.
5617 (finish_eh_generation): Export.
5618 * except.h (finish_eh_generation): Declare.
5619 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
5620 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
5621 after expanding stack alignment. Instead of compacting blocks
5624 2012-03-20 Richard Guenther <rguenther@suse.de>
5626 * stor-layout.c (finish_bitfield_representative): Fallback
5627 to conservative maximum size if the padding up to the next
5628 field cannot be computed as a constant.
5629 (finish_bitfield_layout): If we cannot compute the distance
5630 between the start of the bitfield representative and the
5631 bitfield member start a new representative.
5632 * expr.c (get_bit_range): The distance between the start of
5633 the bitfield representative and the bitfield member is zero
5634 if the field offsets are not constants.
5636 2012-03-20 Tristan Gingold <gingold@adacore.com>
5638 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
5639 convert in lowercase.
5640 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
5641 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
5642 * stor-layout.c (sizetype_tab): Adjust.
5643 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
5644 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
5645 instead of type_kind_last.
5646 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
5647 instead of size_int_kind.
5648 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
5649 * doc/tm.texi: Regenerate.
5650 * defaults.h (SIZETYPE): Provide a default value.
5651 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
5654 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
5656 * config/sh/sh.md: Use braced string notation where applicable.
5658 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5660 * config/i386/i386.md (allocate_stack): Simplify.
5662 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5664 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
5665 copy_to_mode_reg (Pmode, ...).
5666 (expand_builtin_frame_address): Ditto.
5667 * expr.c (emit_block_move_via_libcall): Ditto.
5668 (set_storage_via_libcall): Ditto.
5670 * config/i386/i386.c (ix86_expand_movmem): Ditto.
5671 (ix86_expand_setmem): Ditto.
5672 (ix86_trampoline_init): DItto.
5673 * config/i386/i386.md (cmpstrnsi): Ditto.
5675 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
5677 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
5678 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
5679 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
5680 (SH Options): Likewise.
5682 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5684 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
5685 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
5686 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
5687 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
5688 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
5691 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5693 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5694 * config/i386/i386.c (ix86_decompose_address): Use
5695 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5696 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5697 thread pointer to a register.
5700 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
5702 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
5703 if Pmode != word_mode.
5704 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
5705 Pmode == SImode for TARGET_X32.
5707 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
5708 (tls_initial_exec_x32): Likewise.
5710 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
5713 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
5714 DISP_ADDR_OFFSET): New macros.
5715 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
5716 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
5717 (sh_legitimize_address): Add QImode displacement handling.
5718 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
5720 (sh_secondary_reload): Add QImode displacement handling.
5721 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
5722 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
5723 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
5724 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
5725 to register operands only.
5726 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
5727 (extendqihi2): Change insn to expander.
5728 (*extendqihi2_compact_reg): New insn.
5729 (movqi_i, movqi): Replace with ...
5730 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
5731 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
5732 Add new peepholes for QImode displacement addressing.
5734 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
5737 * doc/invoke.texi: Document -Wuseless-cast.
5739 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
5741 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
5742 * tree.h (handled_component_p): Reorder cases.
5743 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
5744 not initialize unsignedp.
5745 (loc_list_from_tree): Likewise.
5746 (fortran_common): Likewise.
5747 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5749 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5751 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
5752 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
5753 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
5754 (ix86_split_long_move): Ditto.
5755 (legitimize_tls_address): Use ix86_gen_sub3.
5756 (construct_plt_address): Assert that Pmode == DImode.
5758 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
5760 * config/i386/i386.md: Remove empty predicates and/or constraints.
5761 * config/i386/sync.md: Ditto.
5762 * config/i386/sse.md: Ditto.
5763 * config/i386/mmx.md: Ditto.
5764 * config/i386/pentium.md: Ditto.
5765 * config/i386/athlon.md: Ditto.
5767 2012-03-16 Richard Guenther <rguenther@suse.de>
5769 PR tree-optimization/52603
5770 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
5774 2012-03-14 Richard Guenther <rguenther@suse.de>
5776 PR tree-optimization/52571
5777 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5778 flag_section_anchors check ...
5779 (vect_can_force_dr_alignment_p): ... here.
5781 2012-03-16 Martin Jambor <mjambor@suse.cz>
5783 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
5784 memory through MEM_REFs by calling extract_bit_field.
5786 2012-03-16 Richard Guenther <rguenther@suse.de>
5788 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
5789 and REFERENCE_TYPE interpretations.
5790 (can_native_interpret_type_p): New function.
5791 (fold_ternary_loc): Use native encode/interpret to fold
5792 BIT_FIELD_REFs of constants.
5794 2012-03-16 Richard Guenther <rguenther@suse.de>
5797 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
5798 of vector constants and constructors.
5800 2012-03-16 Richard Guenther <rguenther@suse.de>
5802 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5803 VIEW_CONVERT_EXPR to convert constants.
5804 (vect_is_simple_use): Treat all constants as vec_constant_def.
5806 2012-03-16 Richard Guenther <rguenther@suse.de>
5807 Kai Tietz <ktietz@redhat.com>
5810 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
5811 side-effects completely in the pre-queue and use a temporary
5814 2012-03-16 Richard Guenther <rguenther@suse.de>
5816 * stor-layout.c (finish_bitfield_representative): Fall back
5817 to the conservative maximum size if we cannot compute the
5818 size of the tail padding.
5820 2012-03-16 Tristan Gingold <gingold@adacore.com>
5822 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5823 __CRTL_VER and __VMS_VER.
5824 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
5825 and vms_c_get_vms_ver.
5826 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
5828 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
5829 (VMS_DEFAULT_VMS_VER): Define.
5830 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
5831 (VMS_DEFAULT_VMS_VER): Define.
5833 2012-03-16 Richard Guenther <rguenther@suse.de>
5835 * tree-vect-loop.c (get_initial_def_for_induction): Use
5836 build_constructor directly.
5837 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5838 build_vector_from_val.
5839 * tree.c (build_vector_from_val): Avoid creating a constructor
5840 first when we want a constant vector.
5842 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5844 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5846 2012-03-16 Richard Guenther <rguenther@suse.de>
5848 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
5849 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
5850 (struct tree_vector): Remove elements member, add variable size
5852 (build_vector_stat): Declare.
5853 (build_vector): Define in terms of build_vector_stat.
5854 * tree.c (build_vector): Rename to ...
5855 (build_vector_stat): ... this. Take array of trees as parameter.
5856 (build_vector_from_ctor): Adjust.
5857 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
5858 initializer_zerop): Adjust.
5859 * cfgexpand.c (expand_debug_expr): Likewise.
5860 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
5861 const_vector_from_tree): Likewise.
5862 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
5863 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
5864 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
5865 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
5866 (lto_input_ts_vector_tree_pointers): Adjust.
5867 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
5868 (write_ts_vector_tree_pointers): Adjust.
5869 * varasm.c (const_hash_1, compare_constant, copy_constant,
5870 output_constant): Adjust.
5871 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
5872 * print-tree.c (print_node): Adjust.
5873 * tree-pretty-print.c (dump_generic_node): Adjust.
5874 * tree-vect-generic.c (uniform_vector_p, vector_element,
5875 lower_vec_perm): Adjust.
5876 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
5877 * tree-vect-slp.c (vect_get_constant_vectors,
5878 vect_transform_slp_perm_load): Adjust.
5879 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
5880 * expmed.c (make_tree): Adjust.
5881 * config/i386/i386.c (ix86_expand_builtin): Adjust.
5882 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
5884 (sparc_fold_builtin): Adjust.
5886 2012-03-16 Tristan Gingold <gingold@adacore.com>
5888 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
5889 * config/vms/vms-stdint.h: New file.
5891 2012-03-16 Tristan Gingold <gingold@adacore.com>
5893 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
5894 (ia64-hp-*vms*): Replaced by ...
5895 (*-*-*vms*): ... This new entry.
5897 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5900 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
5901 (ix86_expand_vec_perm_const_1): Use it.
5904 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
5905 (avx2_permv4df): Remove.
5906 (avx2_permv4di): Macroize into...
5907 (avx2_perm<mode>): ... this using VI8F_256 iterator.
5908 (avx2_permv4di_1): Macroize into...
5909 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
5911 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
5913 * combine.c (apply_distributive_law): Do not distribute SUBREG.
5915 2012-03-15 Ira Rosen <irar@il.ibm.com>
5916 Ulrich Weigand <ulrich.weigand@linaro.org>
5918 * tree-vect-patterns.c (widened_name_p): Rename to ...
5919 (type_conversion_p): ... this. Add new argument to determine
5920 if it's a promotion or demotion operation. Check for
5921 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
5922 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
5924 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
5925 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
5927 (vect_recog_mixed_size_cond_pattern): Likewise and allow
5928 non-constant then and else clauses.
5930 2012-03-15 Ira Rosen <irar@il.ibm.com>
5931 Ulrich Weigand <ulrich.weigand@linaro.org>
5933 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
5934 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
5936 * tree-vect-patterns.c (widened_name_p): Pass basic block
5937 info to vect_is_simple_use.
5938 (vect_recog_dot_prod_pattern): Fail for basic blocks.
5939 (vect_recog_widen_sum_pattern): Likewise.
5940 (vect_handle_widen_op_by_const): Support basic blocks.
5941 (vect_operation_fits_smaller_type,
5942 vect_recog_over_widening_pattern): Likewise.
5943 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
5944 Update call to vect_is_simple_use.
5945 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
5947 (check_bool_pattern): Add an argument, update call to
5948 vect_is_simple_use and the recursive calls.
5949 (vect_recog_bool_pattern): Update relevant function calls.
5951 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
5952 (vect_pattern_recog_1): Check for reduction only in loops.
5953 (vect_pattern_recog): Add new argument. Support basic blocks.
5954 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
5955 info to vect_is_simple_use_1.
5956 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
5957 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
5959 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5960 Andrew Pinski <apinski@cavium.com>
5963 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5964 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5965 calls instead of __builtin_ir{int,ound}*.
5967 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5969 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
5972 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
5974 * config.gcc (target_type_format_char): New. Document it. Set it for
5976 * configure.ac (gnu_unique_option): Use target_type_format_char
5977 in test. Comment rationale.
5978 * configure: Regenerate .
5980 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5982 PR tree-optimization/52267
5983 * tree-vrp.c (masked_increment): New function.
5984 (register_edge_assert_for_2): Derive ASSERT_EXPRs
5985 from (X & CST1) cmp CST2 tests.
5987 2012-03-15 Richard Guenther <rguenther@suse.de>
5990 * tree-data-ref.c (subscript_dependence_tester_1): Check
5991 all dimensions for non-conflicting access functions.
5993 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
5996 * doc/invoke.texi [C++ Language Options]: Document
5997 -ftemplate-backtrace-limit.
5999 2012-03-15 Tristan Gingold <gingold@adacore.com>
6001 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
6004 2012-03-15 Tristan Gingold <gingold@adacore.com>
6006 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
6007 use DW_OP_call_frame_cfa.
6009 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
6012 * config/i386/i386-opts.h (pmode): New.
6014 * config/i386/i386.c (ix86_option_override_internal): Properly
6015 check and set ix86_pmode.
6017 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
6019 * config/i386/i386.opt (maddress-mode=): New.
6021 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
6023 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6025 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
6026 (dwarf2out_do_cfi_asm): Likewise.
6027 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
6029 (add_data_member_location_attribute): Likewise.
6030 (gen_array_type_die): Likewise.
6031 (gen_subprogram_die): Likewise.
6032 (gen_producer_string): Likewise.
6033 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
6034 Remove MIPS_DEBUGGING_INFO handling.
6035 (sdb_debug_hooks): Likewise.
6036 (sdbout_begin_block): Likewise.
6037 (sdbout_end_block): Likewise.
6038 (sdbout_begin_prologue): Likewise.
6039 (sdbout_start_source_file): Likewise.
6040 (sdbout_end_source_file): Likewise.
6041 (sdbout_init): Likewise.
6042 * system.h (MIPS_DEBUGGING_INFO): Poison.
6044 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6046 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
6047 (alpha_file_start) [MS_STAMP]: Remove.
6049 * config/alpha/elf.h (TARGET_GAS): Remove.
6050 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
6051 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
6052 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
6053 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
6054 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
6055 (alpha*-*-freebsd*): Likewise.
6056 (alpha*-*-netbsd*): Likewise.
6057 (alpha*-*-openbsd*): Likewise.
6058 (alpha*-*-*): Remove target_cpu_default2.
6059 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
6061 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
6062 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
6063 * config/alpha/alpha.c (print_operand): Always assume
6064 TARGET_AS_SLASH_BEFORE_SUFFIX.
6065 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
6066 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
6067 ("*builtin_setjmp_receiver_er_1"): Remove.
6068 * config/alpha/alpha.opt (malpha-as): Remove.
6070 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
6072 Remove DEC Unix reference.
6074 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
6075 (EXTENDED_COFF): Remove.
6076 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
6077 (EXTENDED_COFF): Don't undef.
6078 * config/alpha/alpha.c (alpha_file_start): Always assume
6080 Don't set targetm.asm_file_start_file_directive.
6081 [!OBJECT_FORMAT_ELF]: Remove.
6082 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
6084 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
6085 (DBX_DEBUGGING_INFO): Remove.
6086 (MIPS_DEBUGGING_INFO): Remove.
6087 (PREFERRED_DEBUGGING_TYPE): Remove.
6088 (DBX_OUTPUT_SOURCE_LINE): Remove.
6089 (SDB_OUTPUT_SOURCE_LINE): Remove.
6090 (DBX_CONTIN_LENGTH): Remove.
6091 (NO_DBX_FUNCTION_END): Remove.
6092 (ASM_STABS_OP): Remove.
6093 (ASM_STABN_OP): Remove.
6094 (ASM_STABD_OP): Remove.
6095 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
6096 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
6097 (PUT_SDB_DEF): Remove.
6098 (PUT_SDB_PLAIN_DEF): Remove.
6099 (PUT_SDB_TYPE): Remove.
6100 (sdb_label_count): Remove.
6101 (PUT_SDB_BLOCK_START): Remove.
6102 (PUT_SDB_BLOCK_END): Remove.
6103 (PUT_SDB_FUNCTION_START): Remove.
6104 (PUT_SDB_FUNCTION_END): Remove.
6105 (PUT_SDB_EPILOGUE_END): Remove.
6106 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
6107 (MIPS_DEBUGGING_INFO): Don't undef.
6108 (DBX_DEBUGGING_INFO): Don't undef.
6109 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
6110 (MIPS_DEBUGGING_INFO): Don't undef.
6111 (DBX_DEBUGGING_INFO): Don't undef.
6112 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
6113 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
6115 (alpha_start_function): Likewise.
6116 (sdb_label_count): Remove.
6117 (alpha_output_filename): Remove DBX_DEBUG handling.
6118 (alpha_file_start): Likewise.
6120 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6122 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
6123 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
6124 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
6126 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
6127 (ld_tls_support): Remove Solaris 8 references.
6128 (lwp_dir, lwp_spec): Remove support for alternate thread library.
6129 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
6130 * configure: Regenerate.
6131 * config.in: Regenerate.
6133 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
6134 * config/i386/sol2.h: Remove Solaris 8 references.
6136 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
6137 (i?86-*-solaris2.9): ... this.
6138 Remove Solaris 8 references.
6139 (Specific, *-*-solaris2*): Document Solaris 8 removal.
6140 Remove Solaris 8 references.
6142 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6144 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
6145 (mips-sgi-irix6.5*): Remove.
6146 * config.host (mips-sgi-irix*): Remove.
6147 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
6148 (set_have_as_tls): Remove *-*-irix6*.
6149 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
6150 * configure: Regenerate.
6152 * config/mips/iris6.h: Remove.
6153 * config/mips/iris6.opt: Remove.
6154 * config/mips/t-irix6: Remove.
6156 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
6157 (TARGET_IRIX6): Remove.
6158 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
6159 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
6160 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
6162 (mips_file_start): Likewise.
6163 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
6165 * config/mips/driver-native.c [__sgi__]: Remove.
6166 (host_detect_local_cpu) [__sgi__]: Remove.
6168 * config/mips/gnu-user.h: Remove iris5.h reference.
6170 * config/mips/mips-modes.def: Remove IRIX 6 reference.
6171 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
6172 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
6175 * gcc.c (main): Move asm_debug initialization ...
6176 (asm_debug): ... here.
6178 * ginclude/stddef.h (__STDDEF_H__): Don't define.
6180 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
6181 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
6182 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
6183 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
6184 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
6185 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
6187 * doc/tm.texi: Regenerate.
6189 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
6191 (MIPS Options, -march): Remove IRIX reference.
6192 * doc/install.texi (Binaries, SGI IRIX): Remove.
6193 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
6195 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
6197 2012-03-14 Martin Jambor <mjambor@suse.cz>
6199 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
6200 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
6201 (expand_expr_real_1): Do not handle misalignment if modifier is
6204 2012-03-14 Richard Guenther <rguenther@suse.de>
6207 * tree-vect-generic.c (type_for_widest_vector_mode): Take
6208 element type instead of mode, use build_vector_type_for_mode
6209 instead of the langhook, build a vector of proper signedness.
6210 (expand_vector_operations_1): Adjust.
6212 2012-03-14 Richard Guenther <rguenther@suse.de>
6215 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
6216 a cgraph node for a FUNCTION_DECL that comes from a constructor.
6217 (gimple_get_virt_method_for_binfo): Likewise.
6219 2012-03-14 Richard Guenther <rguenther@suse.de>
6221 PR tree-optimization/52571
6222 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
6223 flag_section_anchors check ...
6224 (vect_can_force_dr_alignment_p): ... here. Do not re-align
6225 DECL_COMMON variables.
6227 2012-03-14 Richard Guenther <rguenther@suse.de>
6229 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
6230 * stor-layout.c (start_bitfield_representative): New function.
6231 (finish_bitfield_representative): Likewise.
6232 (finish_bitfield_layout): Likewise.
6233 (finish_record_layout): Call finish_bitfield_layout.
6234 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
6235 for QUAL_UNION_TYPE fields.
6236 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6237 Stream DECL_BIT_FIELD_REPRESENTATIVE.
6238 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6243 * expr.c (get_bit_range): Unconditionally extract bitrange
6244 from DECL_BIT_FIELD_REPRESENTATIVE.
6245 (expand_assignment): Adjust call to get_bit_range.
6247 2012-03-14 Richard Guenther <rguenther@suse.de>
6250 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
6251 the outermost conversion is a sign-change only.
6252 (fold_binary_loc): Disregard widening and sign-changing
6253 conversions when we determine if two variables are equal
6255 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
6256 (T1)x if the outermost conversion is a sign-change only.
6258 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
6261 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
6263 * config/i386/predicates.md (constant_call_address_operand): Declare
6264 as special predicate. Update all uses.
6266 2012-03-13 Jakub Jelinek <jakub@redhat.com>
6269 * c-parser.c (c_parser_postfix_expression)
6270 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
6272 * config/i386/smmintrin.h: Avoid /* within a comment.
6273 * config/i386/nmmintrin.h: Likewise.
6275 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6277 * config/i386/i386.md (xbegin): Remove constraint from expander.
6279 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6281 * config/i386/predicates.md (constant_call_address_operand): Declare
6282 as special predicate. Update all uses.
6283 * config/i386/i386.md: Remove mode from constant_call_address_operand
6285 * config/i386/i386.c (ix86_output_call_insn): Call
6286 constant_call_address_operand with VOIDmode.
6288 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6290 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
6291 AND zero extended address correctly.
6293 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6295 * config/i386/predicates.md (tls_symbolic_operand): Declare as
6297 (tls_modbase_operand): Ditto.
6298 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
6299 tls_modbase_operand predicates.
6301 2012-03-13 Martin Jambor <mjambor@suse.cz>
6303 * expr.c (expand_assignment): Handle misaligned scalar writes to
6304 memory through top-level MEM_REFs by calling store_bit_field.
6306 2012-03-13 Richard Guenther <rguenther@suse.de>
6309 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
6310 if Y is a constant multiple of 1 << CST.
6312 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
6315 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
6316 offset (size) to a value the insns can deal with.
6317 (expand_epilogue): Ditto.
6319 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6321 * config/arm/neon.ml (ops): Fixup expected instructions for
6322 unsigned vector compares.
6324 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6326 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
6327 addresses only when %reg is not in word mode.
6329 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6331 * config/microblaze/microblaze.md: Fix typo.
6332 * tree-if-conv.c: Likewise.
6333 * tree-vect-patterns.c: Likewise.
6335 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6337 * config.gcc (extra_passes): Remove.
6338 * configure.ac (extra_passes): Don't substitute.
6339 * configure: Regenerate.
6340 * Makefile.in (EXTRA_PASSES): Remove.
6341 (GCC_PASSES): Remove $(EXTRA_PASSES).
6342 (MOSTLYCLEANFILES): Likewise.
6344 (install-common): Likewise.
6346 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6348 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
6349 * config/i386/i386.c (ix86_decompose_address): Use
6350 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
6351 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
6352 thread pointer to a register.
6354 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6356 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
6357 on tls_symbolic_operand.
6358 (tls_global_dynamic_64_<mode>): Likewise.
6360 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6363 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
6364 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
6366 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6369 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
6370 type from reg_class_t to enum reg_class.
6371 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
6373 2012-03-12 Andrew Pinski <apinski@cavium.com>
6375 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
6376 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
6377 (value_replacement): Likewise.
6378 (empty_block_p): Check also if the PHIs for the block are empty.
6380 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6383 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
6384 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
6385 r184615 from 2012-02-28.
6387 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6389 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
6390 (ix86_gen_tls_local_dynamic_base_64): Likewise.
6391 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
6392 and ix86_gen_tls_local_dynamic_base_64.
6393 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
6394 ix86_gen_tls_local_dynamic_base_64.
6396 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
6397 (*tls_global_dynamic_64_<mode>): This.
6398 (tls_global_dynamic_64): Renamed to ...
6399 (tls_global_dynamic_64_<mode>): This.
6400 (*tls_local_dynamic_base_64): Renamed to ...
6401 (*tls_local_dynamic_base_64_<mode>): This.
6402 (tls_local_dynamic_base_64): Renamed to ...
6403 (tls_local_dynamic_base_64_<mode>): This.
6405 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6407 * config/i386/i386.c (ix86_option_override_internal): Properly
6408 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
6409 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
6410 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
6411 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
6413 * config/i386/sse.md (sse3_monitor64): Renamed to ...
6414 (sse3_monitor64_<mode>): This.
6416 2012-03-12 Tristan Gingold <gingold@adacore.com>
6418 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
6419 (ia64_function_arg_advance): Ditto.
6421 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6423 * config.gcc (mips*-*-openbsd*): Remove.
6424 * config/mips/openbsd.h: Remove.
6425 * config/mips/sdb.h: Remove.
6427 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
6428 * config/mips/mips.c (sdb_label_count): Remove.
6429 (mips_debugger_offset): Remove #if 0 code.
6430 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
6431 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
6433 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6435 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
6437 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
6438 Update binutils references.
6439 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
6440 Update binutils reference.
6441 Update Sun as/GNU ld caveat.
6442 Document binutils largefile requirement for LTO plugin.
6443 Remove reference to alternate libpthread.
6445 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6447 * config.gcc (alpha*-dec-osf5.1*): Remove.
6448 * config.host (alpha*-dec-osf*): Remove.
6449 * configure.ac (*-*-osf*): Remove.
6450 (alpha*-dec-osf*): Remove.
6451 * configure: Regenerate.
6453 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
6454 config/alpha/va_list.h, config/alpha/x-osf: Remove.
6456 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
6457 * config/alpha/alpha.c (struct machine_function): Update comment.
6458 (alpha_start_function): Remove Tru64 UNIX as handling for
6460 * config/alpha/alpha.md ("exception_receiver"): Remove
6461 TARGET_LD_BUGGY_LDGP.
6462 ("*exception_receiver_2"): Likewise.
6463 * except.c (finish_eh_generation): Remove Tru64 reference.
6464 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
6465 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
6466 * target.def (handle_pragma_extern_prefix): Remove.
6468 * Makefile.in (mips-tfile.o-warn): Remove.
6469 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
6470 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
6471 * mips-tdump.c, mips-tfile.c: Remove.
6473 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
6475 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
6476 (Specific, alpha*-dec-osf5.1): Note removal.
6477 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
6479 * doc/tm.texi: Regenerate.
6480 * doc/trouble.texi (Cross-Compiler Problems): Remove.
6482 2012-03-12 Richard Guenther <rguenther@suse.de>
6484 * config/arm/arm.c (neon_dereference_pointer): Do not call
6485 covert during RTL expansion.
6487 2012-03-12 Tristan Gingold <gingold@adacore.com>
6489 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
6490 Options. Mention -mpointer-size.
6492 2012-03-12 Richard Guenther <rguenther@suse.de>
6494 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
6495 build_nonstandard_integer_type.
6497 2012-03-12 Richard Guenther <rguenther@suse.de>
6499 * tree.c (signed_or_unsigned_type_for): Use
6500 build_nonstandard_integer_type.
6501 (signed_type_for): Adjust documentation.
6502 (unsigned_type_for): Likewise.
6503 * tree-pretty-print.c (dump_generic_node): Use standard names
6504 for non-standard integer types if available.
6506 2012-03-12 Tristan Gingold <gingold@adacore.com>
6508 * config/vms/vms.opt: Add vms-opts.h header.
6509 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
6511 (-mvms-return-codes): Document.
6512 (-mpointer-size): New option.
6513 (vms_pointer_size): Add enumeration.
6514 * config/vms/vms-opts.h: New file.
6515 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
6516 __INITIAL_POINTER_SIZE.
6517 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
6518 (C_COMMON_OVERRIDE_OPTIONS): Define.
6519 (DWARF2_ADDR_SIZE): Define.
6520 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
6521 * config/vms/vms-protos.h (vms_c_common_override_options):
6523 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
6524 if -mno-pointer-size.
6525 (vms_c_common_override_options): New function.
6526 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6527 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6528 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
6529 and flag_vms_pointer_size.
6530 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
6531 * config.gcc (*-*-*vms*): Define xm_file.
6532 (alpha*-dec-*vms*): Do not define xm_file.
6533 (alpha64-dec-*vms*): Remove.
6534 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
6537 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6539 PR tree-optimization/51721
6540 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
6541 if (int) unsvar cmp CST.
6543 2012-03-12 Richard Guenther <rguenther@suse.de>
6545 * tree-sra.c (create_access_replacement): Only rename the replacement
6546 if we can rewrite it into SSA form. Properly mark register typed
6547 replacements that we cannot rewrite with TREE_ADDRESSABLE.
6548 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
6549 for aggregate or BLKmode results.
6551 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6553 PR tree-optimization/52533
6554 * tree-vrp.c (register_edge_assert_for_2): Use double_int
6555 type for mask, only handle shifts by non-zero in-range
6556 shift count, for LE_EXPR and GT_EXPR if new_val is
6557 maximum, don't add the assertion.
6559 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
6561 * doc/invoke.texi: Document -mrtm option.
6562 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
6563 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
6564 (ix86_handle_option): Handle OPT_mrtm.
6565 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
6567 (x86_64-*-*): Ditto.
6568 * i386-builtin-types.def (INT_FTYPE_VOID): New.
6569 * config/i386/i386-c.c (ix86_target_macros_internal): Define
6571 (ix86_target_string): Define -mrtm option.
6573 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
6575 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
6576 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
6578 (bdesc_special_args): Ditto.
6579 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
6580 (ix86_expand_special_args_builtin): Handle new built-in type.
6581 (ix86_expand_builtin): Handle XABORT instruction.
6582 * config/i386/i386.h (TARGET_RTM): New.
6583 * config/i386/i386.md (UNSPECV_XBEGIN): New.
6584 (UNSPECV_XEND): Ditto.
6585 (UNSPECV_XABORT): Ditto.
6586 (UNSPECV_XTEST): Ditto.
6593 * config/i386/i386.opt (mrtm): New.
6594 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
6595 * config/i386/rtmintrin.h: New header.
6596 * config/i386/xtestintrin.h: Ditto.
6598 2012-03-12 Tristan Gingold <gingold@adacore.com>
6600 * ginclude/stddef.h: Adjust previous patch.
6601 Use __VMS__ instead of VMS.
6603 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
6605 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
6606 Also convert sequences with CC setting arithmetic instruction.
6608 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
6610 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
6611 from C Language Options to Preprocessor Options.
6612 (C Dialect Options): Move -no-integrated-cpp documentation
6614 (Preprocessor Options): ...to here. Rewrite the description
6615 so it makes more sense, and remove discussion of merging front ends.
6617 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6619 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
6621 (ix86_expand_setmem): Likewise.
6623 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
6625 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
6628 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6630 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
6631 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
6633 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6635 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
6637 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6639 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
6642 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6643 Uros Bizjak <ubizjak@gmail.com>
6645 * config/i386/predicates.md (call_insn_operand): Allow
6646 constant_call_address_operand in Pmode only.
6647 (sibcall_insn_operand): Ditto.
6648 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
6649 (*call_vzeroupper): Ditto.
6651 (*sibcall_vzeroupper): Ditto.
6652 (*call_value): Ditto.
6653 (*call_value_vzeroupper): Ditto.
6654 (*sibcall_value): Ditto.
6655 (*sibcall_value_vzeroupper): Ditto.
6656 (*indirect_jump): Ditto.
6657 (*tablejump_1): Ditto.
6658 (indirect_jump): Convert memory address to word mode for TARGET_X32.
6660 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
6663 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
6666 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
6667 Use movrt_negc instead of negc pattern for non-SH2A.
6669 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
6671 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6673 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6674 if Pmode != word_mode.
6675 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6676 Pmode == SImode for TARGET_X32.
6678 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6679 (tls_initial_exec_x32): Likewise.
6681 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
6683 PR rtl-optimization/52528
6684 * combine.c (can_combine_p): Add setting of subst_low_luid
6685 before call to expand_field_assignment().
6687 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6689 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
6690 and related program names.
6692 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6694 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
6696 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
6699 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
6700 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
6702 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
6703 (*movdi_internal_rex64): Use %E operand modifier for lea.
6704 (*movsi_internal): Ditto.
6706 (*lea<mode>_2): Ditto.
6707 (*lea_{3,4,5,6}_zext): Ditto.
6708 (*tls_global_dynamic_32_gnu): Ditto.
6709 (*tls_global_dynamic_64): Ditto.
6710 (*tls_dynamic_gnu2_lea_32): Ditto.
6711 (*tls_dynamic_gnu2_lea_64): Ditto.
6712 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
6714 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6716 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
6717 redefine to be NULL if the current bit-size is different from the
6718 configured bit-size.
6720 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
6721 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
6722 set the default tuning. Add asserts to make sure the cpu and tune
6723 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
6724 test whether the index is set, instead of > 0.
6725 (rs6000_file_start): Do not reset the default cpu if the current
6726 bit-size is different from the configured bit-size.
6728 2012-03-09 Tristan Gingold <gingold@adacore.com>
6730 * config/vms/vms-crtlmap.map: Add comments.
6731 Add entries needed to build Ada RTS.
6733 2012-03-09 Tristan Gingold <gingold@adacore.com>
6735 * ginclude/stddef.h: Do not define __size_t on VMS.
6737 2012-03-09 Tristan Gingold <gingold@adacore.com>
6739 * c-tree.h (c_default_pointer_mode): New variable.
6740 * c-decl.c (c_default_pointer_mode): New variable.
6741 (c_build_pointer_type): New function.
6742 (grokdeclarator): Call c_build_pointer_type instead
6743 of build_pointer_type.
6745 * config/vms/vms-c.c: Include c-tree.h
6746 (saved_pointer_mode): New variable.
6747 (handle_pragma_pointer_size): New function.
6748 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
6749 (vms_c_register_pragma): Register __pointer_size and
6750 __required_pointer_size pragmas.
6752 2012-03-09 Tristan Gingold <gingold@adacore.com>
6754 * config/vms/vms-c.c (vms_construct_include_filename): New function.
6755 (vms_c_register_includes): Reference it.
6757 2012-03-09 Andrew Pinski <apinski@cavium.com>
6760 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
6762 (tree_ssa_phiopt_worker): Go through all the PHIs for
6763 value_replacement instead of just the singleton one.
6764 (value_replacement): Change return type to int. Return 0 instead of
6766 Allow the middle basic block to contain more than just the defining
6768 Handle non empty middle basic blocks.
6769 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
6771 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
6773 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
6774 array reference and component reference.
6775 (analyze_scalar_evolution_for_address_of): New.
6777 2012-03-08 Jie Zhang <jzhang918@gmail.com>
6780 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
6781 (hwloop_pattern_reg): Fix set but not used warning.
6782 (bfin_reorg_loops): Remove unused parameter.
6783 (bfin_reorg): Update use of bfin_reorg_loops.
6785 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
6787 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
6788 with integer parameters in registers.
6789 (gen_push): Push register in word_mode instead of Pmode.
6790 (ix86_emit_save_regs): Likewise.
6791 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
6792 (gen_pop): Pop register in word_mode instead of Pmode.
6793 (ix86_emit_restore_regs_using_pop): Likewise.
6794 (ix86_expand_prologue): Replace Pmode with word_mode for push
6795 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
6796 restore RAX and R10 in word_mode.
6797 (ix86_emit_restore_regs_using_mov): Restore integer registers
6799 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
6801 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
6802 (ix86_split_long_move): Likewise.
6804 * config/i386/i386.md (W): New.
6805 (*push<mode>2_prologue): Replace :P with :W.
6806 (*pop<mode>1): Likewise.
6807 (*pop<mode>1_epilogue): Likewise.
6808 (push/pop peephole2): Use word_mode scratch registers.
6810 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6812 * config/i386/predicates.md (indirect_branch_operand): Simplify.
6814 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6816 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
6817 for constants in [-63,63].
6819 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6823 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6825 * config/i386/i386.c (ix86_print_operand_address): Only handle
6826 zero-extended DImode addresses.
6828 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6830 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
6831 * configure: Regenerate.
6833 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6836 * config/avr/avr.c (avr_mem_clobber): New static function.
6837 (avr_expand_delay_cycles): Add memory clobber operand to
6838 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
6839 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
6840 (enable_interrupt, disable_interrupt): New expander.
6841 (nopv, sleep, wdr): New expanders.
6842 (delay_cycles_1): Add memory clobber.
6843 (delay_cycles_2): Add memory clobber.
6844 (delay_cycles_3): Add memory clobber.
6845 (delay_cycles_4): Add memory clobber.
6846 (cli_sei): New insn from former "enable_interrupt",
6847 "disable_interrupt" with memory clobber.
6848 (*wdt): New insn from former "wdt" with memory clobber.
6849 (*nopv): Similar, but for "nopv".
6850 (*sleep): Similar, but for "sleep".
6852 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
6853 Kaz Kojima <kkojima@gcc.gnu.org>
6856 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
6857 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
6858 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6860 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6862 * config/i386/predicates.md (x86_64_zext_general_operand): New.
6863 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
6864 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
6866 2012-03-07 Walter Lee <walt@tilera.com>
6868 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
6869 REG_CFA_* notes for the stack pointer.
6870 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
6871 EH_RETURN_STACKADJ_RTX.
6872 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
6873 generate REG_CFA_* notes for the stack pointer.
6874 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
6875 by EH_RETURN_STACKADJ_RTX.
6877 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6879 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
6880 when __AVR_3_BYTE_PC__ is defined.
6882 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6884 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
6885 (ix86_print_operand): Handle '^'.
6886 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
6887 using P mode iterator. Add %^ to asm template to conditionally emit
6889 (*rep_movdi_rex64): Ditto.
6890 (*strsetdi_rex_1): Ditto.
6891 (*rep_stosdi_rex64): Ditto.
6892 (*strmov{si,hi,qi}_1): Add %^ to asm template to
6893 conditionally emit addr32 prefix.
6894 (*rep_mov{si,qi}): Ditto.
6895 (*strset{si,hi,qi}): Ditto.
6896 (*rep_stos{si,qi}): Ditto.
6897 (*cmpstrnqi_nz_1): Ditto.
6898 (*cmpstrnqi_1): Ditto.
6899 (*strlenqi_1): Ditto.
6901 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
6903 * config/i386/i386.c (function_value_64): Return pointers in
6904 word_mode instead of Pmode.
6905 (ix86_promote_function_mode): Likewise.
6907 2012-03-07 Richard Guenther <rguenther@suse.de>
6909 * coverage.c (get_gcov_type): Use type_for_mode.
6910 (get_gcov_unsigned_t): Likewise.
6911 * expr.c (store_constructor): Use type_for_mode.
6912 (try_casesi): Likewise.
6913 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
6914 (add_standard_iv_candidates): Use standard type trees.
6915 * dojump.c (do_jump): Remove dead code.
6917 2012-03-07 Richard Guenther <rguenther@suse.de>
6919 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
6921 2012-03-07 Richard Guenther <rguenther@suse.de>
6923 * convert.c (strip_float_extensions): Move ...
6924 * tree.c (strip_float_extensions): ... here.
6926 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6929 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
6931 2012-03-07 Richard Guenther <rguenther@suse.de>
6933 * omp-low.c (extract_omp_for_data): Use signed_type_for.
6934 (expand_omp_for_generic): Likewise.
6935 (expand_omp_for_static_nochunk): Likewise.
6936 (expand_omp_for_static_chunk): Likewise.
6937 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
6938 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
6939 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
6940 Use unsigned_type_for.
6941 (vect_create_cond_for_align_checks): Use signed_type_for.
6943 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
6945 PR rtl-optimization/52203
6946 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
6947 all callers to pass NULL except ...
6948 (reset_sched_cycles_in_current_ebb): ... here, save the value
6949 in new variable 'empty'. Increase issue_rate only for
6952 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
6955 * Makefile.in: Let install-gcc-ar depend on installdirs,
6956 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
6957 Don't double canonicalize if cross-compiling.
6959 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6962 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
6963 to: RAMPZ, RAMPY, RAMPX, RAMPD.
6964 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
6966 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6969 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
6971 * config/avr/avr.md (xload_8): Adjust insn length.
6973 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6976 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
6977 if RAMPZ affects reading from RAM.
6979 2012-03-07 Richard Guenther <rguenther@suse.de>
6983 * doc/invoke.texi (Precompiled Headers): Remove sentence that
6984 suggests you can include PCHs from inside another header.
6986 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
6989 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
6991 2012-03-07 Kai Tietz <ktietz@redhat.com>
6993 * doc/invoke.texi (fwritable-relocated-rdata): Document
6994 new Cygwin/MinGW target option.
6995 * config/i386/winnt.c (i386_pe_unique_section): Ignore
6996 reloc if flag -fwritable-relocated-rdata is not set.
6997 (i386_pe_section_type_flags): Likewise.
6998 * config/i386/cygming.opt (fwritable-relocated-rdata):
6999 Add new flag variable flag_writable_rel_rdata.
7001 2012-03-07 Richard Guenther <rguenther@suse.de>
7003 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
7004 precision against gimple constraints.
7006 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
7009 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
7011 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
7012 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
7014 (init_emit_regs): Move associated initialization to...
7015 (init_emit_once): ...here.
7017 2012-03-06 Richard Henderson <rth@redhat.com>
7019 * config/m68k/m68k.h (ISA_HAS_TAS): New.
7020 * config/m68k/sync.md (atomic_test_and_set): Use it.
7021 (atomic_test_and_set_1): Likewise.
7023 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
7026 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
7027 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
7028 (vector_ltgt<mode>): Likewise.
7029 (vector_ordered<mode>): Likewise.
7030 (vector_unordered<mode>): Likewise.
7031 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
7033 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
7035 * trans-mem.c: New typedef for tm_region_p.
7036 Define vector types for tm_region_p.
7037 (tm_region_init): Replace region_worklist to a vector called
7040 2012-03-06 Richard Guenther <rguenther@suse.de>
7042 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
7043 MEM_REF with constant pointer operand.
7045 2012-03-06 Richard Guenther <rguenther@suse.de>
7048 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
7050 2012-03-06 Tristan Gingold <gingold@adacore.com>
7052 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
7053 (external_model_kind): Improve documentation.
7054 (vms_pragma_extern_model): Handle relaxed_redef.
7055 (vms_c_register_pragma): Allow expansion for nomember_alignment.
7057 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
7059 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
7060 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
7061 Some more notes on EIND usage and reorder EIND subsection.
7063 2012-03-06 Tristan Gingold <gingold@adacore.com>
7065 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
7066 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
7068 2012-03-06 Tristan Gingold <gingold@adacore.com>
7070 * config/vms/t-vmsnative (version): Define.
7071 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
7073 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
7075 PR rtl-optimization/52250
7076 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
7077 to put note list into. Unconditionally call move_bb_info.
7078 (move_bb_info): Do not assert the blocks being in the same region,
7079 just drop the note list if they are not.
7081 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
7084 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
7085 and use unified expansion logic.
7086 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
7087 closer to the existing movt insn.
7088 (negc): Rename insn to *negc. Add new expander.
7089 (movnegt): Use xor pattern for T bit negation. Reserve helper
7090 constant for negc pattern.
7091 (*movnegt): New insn and splitter.
7093 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
7095 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
7098 2012-03-05 Richard Henderson <rth@redhat.com>
7100 * genemit.c (main): Include "target.h" in insn-emit.c.
7101 * Makefile.in (insn-emit.o): Depend on TARGET_H.
7102 * config/sh/sync.md (atomic_test_and_set): Reference
7103 targetm.atomic_test_and_set_trueval instead of
7104 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
7106 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
7108 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
7111 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
7113 * langhooks.c (add_builtin_type): New function.
7114 * langhooks.h (add_builtin_type): Export it.
7115 * config/mep/mep.c (mep_init_builtins): Use it.
7116 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
7118 2012-03-05 Jakub Jelinek <jakub@redhat.com>
7121 * tree.h (BLOCK_SAME_RANGE): Define.
7122 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
7123 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
7124 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
7125 isn't equal to supercontext fragment's fragment chain.
7126 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
7128 (blocks_nreverse_all): Likewise.
7129 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
7130 BLOCK_SUPERCONTEXT to supercontext fragment instead of
7131 supercontext fragment's fragment origin.
7132 * dwarf2out.c (add_high_low_attributes): If stmt has the same
7133 range as its parent (or parents thereof etc.), use the parent's
7134 DW_AT_ranges value instead of creating a new .debug_ranges range.
7136 2012-03-05 Richard Henderson <rth@redhat.com>
7139 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
7140 * omp-low.c (expand_omp_atomic): Assume anything aligned to
7141 BIGGEST_ALIGNMENT is aligned.
7143 2012-03-05 Richard Henderson <rth@redhat.com>
7145 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
7146 * config/sh/sh.c: ... here.
7148 2012-03-05 Richard Henderson <rth@redhat.com>
7151 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
7152 instead of calling negqi2 directly.
7154 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
7157 * trans-mem.c (tm_region_init): Use last_basic_block.
7159 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
7161 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
7162 * config/sh/sync.md (atomic_test_and_set): New expander.
7163 (tasb, atomic_test_and_set_soft): New insns.
7164 * config/sh/sh.opt (menable-tas): New option.
7165 * doc/invoke.texi (SH Options): Document it.
7167 2012-03-05 Richard Guenther <rguenther@suse.de>
7169 * cfgloop.c (verify_loop_structure): Verify dominators before
7171 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
7172 dominators from here.
7173 * graphite-scop-detection.c (create_sese_edges): Likewise.
7174 * loop-doloop.c (doloop_optimize_loops): Likewise.
7175 * loop-init.c (loop_optimizer_init): Likewise.
7176 * loop-unroll.c (unroll_and_peel_loops): Likewise.
7177 * loop-unswitch.c (unswitch_loops): Likewise.
7178 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
7179 * tree-parloops.c (parallelize_loops): Likewise. Verify
7180 only when checking is enabled.
7181 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
7183 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
7185 * genautomata.c (parse_automata_opt): New static function.
7186 (initiate_automaton_gen): Remove all option handling code. Remove
7187 argc argument. All callers changed.
7188 (main): Call init_rtx_reader_args_cb with the new function as argument.
7190 2012-03-05 Richard Guenther <rguenther@suse.de>
7192 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
7193 * tree-if-conv.c (combine_blocks): Free post-dominator info
7195 * tree-parloops.c (create_parallel_loop): Free and re-compute
7196 dominator info after breaking it.
7198 2012-03-05 Richard Guenther <rguenther@suse.de>
7201 * optabs.h (trapv_unoptab_p): New function.
7202 (trapv_binoptab_p): Likewise.
7203 * optabs.c (expand_binop): Use emit_libcall_block_1 with
7204 a proper equiv_may_trap argument.
7205 (expand_unop): Likewise.
7206 (emit_libcall_block_1): Take extra argument whether the
7207 instruction may trap. Renamed from ...
7208 (emit_libcall_block): ... this. New wrapper.
7210 2012-03-05 Jakub Jelinek <jakub@redhat.com>
7212 PR tree-optimization/51721
7213 * tree-vrp.c (register_edge_assert_for_2): If comparing
7214 lhs of right shift by constant with an integer constant,
7215 add ASSERT_EXPRs for the rhs1 of the right shift.
7217 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
7219 2012-03-05 Richard Guenther <rguenther@suse.de>
7221 * tree.c (integer_zerop): Handle VECTOR_CSTs.
7222 (integer_onep): Likewise.
7223 (integer_all_onesp): Likewise.
7225 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
7227 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
7229 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7231 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
7232 instead of TARGET_64BIT.
7234 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7236 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
7239 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7241 * config/i386/i386.c (ix86_print_operand_address): Only handle
7242 zero-extended DImode addresses.
7244 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
7246 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
7247 taken and cputaken as bool.
7249 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
7251 * config/i386/constraints.md (Ya): New internal constraint.
7252 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
7253 (*zero_extendsidi2_rex64): Add x,x alternative.
7254 (*zero_extendsidi2): Ditto. Add o,0 alternative.
7255 Remove flags reg clobber. Adjust corresponding splits.
7256 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
7257 zero_extendqisi2 expanders using SWI12 mode iterator.
7258 (zero_extend<mode>si2_and): Macroize insn from
7259 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
7261 (*zero_extend<mode>si2): Macroize insn from
7262 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
7263 (*zero_extend*2_movzbl_and): Remove insn patterns.
7264 (zero_extendqihi2_and): Merge corresponding splitter.
7265 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
7266 (*zero_extend*2_movzbl_and): Remove insn patterns.
7267 (*anddi_1): Split TYPE_IMOVX instructions.
7268 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
7270 (and->zext splitter): Add splitter pattern.
7271 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
7273 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
7275 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
7277 (Debugging Options): Likewise.
7278 (Optimize Options): Likewise.
7279 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
7280 with other architectures. Use official processor names with correct
7281 spelling/capitalization. Fix formatting and grammar issues.
7282 (i386 and x86-64 Windows Options): Similar cleanup here.
7284 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7286 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
7288 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7290 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
7291 DBX_REGISTER_NUMBER.
7293 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7295 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
7296 operand is CONST_INT. Take COSTS_N_INSNS into account.
7297 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
7300 2012-03-02 Richard Henderson <rth@redhat.com>
7302 * optabs.c (expand_atomic_test_and_set): Honor
7303 atomic_test_and_set_trueval even when atomic_test_and_set
7304 optab is not in use.
7306 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
7310 * config/sh/sh.c (sh_register_move_cost): Increase cost between
7311 GENERAL_REGS and FP_REGS for SImode.
7313 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7316 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
7317 (absdi2): New expander.
7318 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
7320 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7322 * config/sh/sync.md (atomic_exchange<mode>): New expander.
7323 (atomic_exchange<mode>_soft): New insn.
7325 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7327 * config/sh/sync.md: Update copyright notice dates.
7328 (atomic_compare_and_swap<mode>): Use SImode for return value instead
7330 (atomic_compare_and_swap<mode>_soft): Likewise.
7332 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7335 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
7336 * config/sh/sh.c: Update copyright notice dates.
7337 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
7338 alignment for TARGET_HARD_SH4.
7339 (sh_option_override): Reduce default function alignment. Set
7340 loop alignment to 4 bytes when not optimizing for size.
7342 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
7345 * doc/invoke.texi (floop-flatten): Remove.
7346 * toplev.c (process_options): Remove references to flag_loop_flatten.
7347 * tree-ssa-loop.c (gate_graphite_transform): Same.
7348 * common.opt (floop-flatten): Obsolete.
7349 * graphite-poly.c (apply_poly_transforms): Remove reference to
7351 * Makefile.in (graphite-flattening.o): Remove.
7352 * graphite-flattening.c: Remove.
7354 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7356 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
7357 having mode compatible with the mode of previous compare. Substitute
7358 compare mode of previous compare with the mode, compatible
7359 with eliminated and previous compare.
7361 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
7363 * config/rs6000/dfp.md (floatdidd2): New define_insn.
7365 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7367 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
7368 compatible with CCGOCmode and CCGCmode.
7370 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
7372 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
7374 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
7376 * config/arm/arm.c (arm_sat_operator_match): New function.
7377 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
7378 * config/arm/arm.md ("insn" attribute): Add "sat" value.
7379 ("SAT", "SATrev"): New code iterators.
7380 ("SATlo", "SAThi"): New code iterator attributes.
7381 ("*satsi_<SAT:code>"): New pattern.
7382 ("*satsi_<SAT:code>_shift"): Likewise.
7383 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
7384 and "shift" attributes.
7385 ("arm_usatsihi"): Add "insn" attribute.
7386 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
7387 by powers of two. Do not allow shift by 32.
7389 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7392 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
7393 to pass the argument in the register of "natural" mode.
7395 2012-03-02 Richard Guenther <rguenther@suse.de>
7397 PR tree-optimization/52406
7398 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
7399 (struct indices): Add unconstrained_base member.
7400 (struct dr_alias): Remove unused vops member.
7401 (DR_UNCONSTRAINED_BASE): New define.
7402 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
7403 add indices to allow their disambiguation. Make DR_BASE_OBJECT
7404 be an artificial access that covers the whole indexed object,
7405 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
7406 plain decl base-objects to their MEM_REF variant.
7407 (dr_may_alias_p): When the base-object of either data reference
7408 has unknown size use only points-to information.
7409 (compute_affine_dependence): Make dumps easier to read and
7411 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
7412 DR_REF when looking for packed references.
7413 (vect_supportable_dr_alignment): Likewise.
7415 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
7417 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
7418 Improve conditions for peepholes of loads followed by commutative
7420 * config/arm/ldmstm.md: Regenerated.
7422 2012-03-02 Richard Guenther <rguenther@suse.de>
7424 * BASE-VER: Set to 4.8.0.
7426 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
7428 * config.gcc (obsolete): Add all ARM targets using the FPA.
7429 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
7430 * doc/install.texi: Avoid references to obsolete ARM ports.
7432 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
7434 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
7436 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
7437 Joern Rennecke <joern.rennecke@embecosm.com>
7439 * doc/extend.texi: Expand and update information on interrupt
7440 attribute for Epiphany.
7442 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7444 * config/sh/sh-protos.h: Update copyright notice dates.
7445 * config/sh/sh.h: Likewise.
7446 * config/sh/sh.md: Likewise.
7447 * config/sh/constraints.md: Likewise.
7448 * config/sh/predicates.md: Likewise.
7450 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7452 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
7453 * config/sh/sh.c (tertiary_reload_operand): Likewise.
7455 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7457 * config/sh/constraints.md: Fix comment typo.
7459 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7462 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
7463 unsigned HOST_WIDE_INT.
7464 (zvdep_imm64): Likewise.
7465 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
7466 (vdepi_and): Likewise.
7467 Likewise for unamed 64-bit patterns.
7468 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
7470 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
7473 PR rtl-optimization/52417
7474 * cselib.c (cselib_any_perm_equivs): New variable.
7475 (cselib_reset_table): Check that it's not set when not
7476 preserving constants.
7477 (cselib_add_permanent_equiv): Set it.
7478 (cselib_have_permanent_equivalences): New.
7479 (cselib_init, cselib_finish): Reset it.
7480 * cselib.h (cselib_have_permanent_equivalences): Declare.
7481 * alias.c (get_addr): Restore earlier behavior when there
7482 aren't permanent equivalences.
7484 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
7486 * config/mn10300/mn10300-modes.def: Fix copyright notice.
7487 * config/v850/v850-modes.def: Fix copyright notice.
7489 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7491 * doc/extend.texi (AVR Built-in Functions): Document
7492 __builtin_avr_flash_segment.
7494 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
7495 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
7496 (*split.flash_segment): New insn-and-split.
7497 * config/avr/avr.c (avr_init_builtins): Add local variables:
7498 const_memx_void_node, const_memx_ptr_type_node,
7499 char_ftype_const_memx_ptr.
7501 2012-03-01 Jakub Jelinek <jakub@redhat.com>
7503 PR tree-optimization/52445
7504 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
7505 add ssa_name_ver, offset and size fields and change store field
7507 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
7508 (add_or_mark_expr): Likewise. Only consider previous stores
7509 with the same size and offset.
7510 (nt_init_block): Only look at gimple_assign_single_p stmts,
7511 doesn't look at rhs2.
7513 2012-03-01 Richard Guenther <rguenther@suse.de>
7516 * tree-cfg.c (verify_gimple_assign_unary): Allow any
7517 conversions from integral types to pointer types.
7519 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7521 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
7522 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
7523 unintentionally removed in r184616.
7525 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7527 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
7530 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7531 Uros Bizjak <ubizjak@gmail.com>
7534 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
7535 alternatives, add "e" constraint to the new last alternative
7536 and ! to last 3 alternatives.
7538 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
7540 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
7541 DW_AT_artificial attributes at the end of the processing.
7542 (gen_array_type_die): Likewise.
7543 (gen_enumeration_type_die): Likewise.
7544 (gen_struct_or_union_type_die): Likewise.
7545 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
7548 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7551 * expr.c (expand_assignment): If doing misaligned store that doesn't
7552 cover all mode bits, perform a RMW cycle.
7554 PR tree-optimization/52429
7555 * tree-parloops.c (separate_decls_in_region_debug): Return early
7556 if var is LABEL_DECL.
7558 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7560 PR tree-optimization/52424
7561 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
7562 calling dom_thread_across_edge.
7564 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7566 * config/avr/avr.c: Move definition of TARGET macros to end of file.
7568 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7570 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
7571 * config/avr/avr.c (avr_output_bld): Remove unused function.
7572 (avr_out_sbxx_branch): Use "%T" to print bit position.
7574 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7576 * config/avr/avr.md: Untabify.
7578 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7580 * config/avr/avr.md (eqne): New code iterator.
7581 (*dec-and-branchsi): Use it in text peephole's condition.
7582 (*dec-and-branchhi): Ditto.
7583 (*dec-and-branchqi): Ditto.
7585 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7588 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
7589 the device does not have the skip-bug.
7591 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
7593 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
7594 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
7595 -mpretend-cmove): New.
7597 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7600 * df.h (struct df_d): Adjust comment that hard_regs_live_count
7601 doesn't count DEBUG_INSN refs.
7602 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
7603 for DEBUG_INSN refs.
7605 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7609 2012-02-20 Richard Guenther <rguenther@suse.de>
7610 PR tree-optimization/52298
7611 * tree-vect-stmts.c (vectorizable_load): Properly use
7612 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
7614 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
7617 * gimple.h (gimple_in_transaction): New.
7618 (gimple_set_in_transaction): New.
7619 (struct gimple_statement_base): Add in_transaction field.
7620 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
7622 (tree_ssa_lim_initialize): Compute transaction bits.
7623 * tree.h (compute_transaction_bits): Protoize.
7624 * trans-mem.c (tm_region_init): Use the heap to store BB
7626 (compute_transaction_bits): New.
7628 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7630 * gcc.c (display_help): Document --help=common and sort entries
7633 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7635 * doc/install.texi: Document check-$LANG specific shortcuts
7637 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7640 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
7642 * config/arm/arm_neon.h: Regenerate.
7643 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
7644 (neon_vcgeu): New insn.
7645 (neon_vcgtu): Likewise.
7646 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
7647 (ops): Unsigned comparison intrinsics call a different builtin.
7649 2012-02-28 Richard Guenther <rguenther@suse.de>
7652 * config/i386/i386.c (ix86_expand_vector_set): Fix element
7653 ordering for the VEC_CONCAT for two element vectors for
7654 V2SFmode, V2SImode and V2DImode.
7656 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7659 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
7660 detecting big-endian triplets.
7662 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7664 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
7665 mode if there is no type information available.
7667 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
7669 PR tree-optimization/53207
7670 * doc/invoke.texi: Document as experimental and relying on graphite.
7672 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7674 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
7675 of initializer to changes from r184614.
7677 2012-02-28 Richard Guenther <rguenther@suse.de>
7679 PR tree-optimization/52395
7680 * tree-sra.c (build_ref_for_offset): Also look at the base
7681 TYPE_ALIGN when figuring out the alignment of the replacement.
7683 2012-02-28 Richard Guenther <rguenther@suse.de>
7685 PR tree-optimization/52402
7686 * ipa-prop.c (ipa_modify_call_arguments): Properly use
7687 mis-aligned types when creating the accesses at the call site.
7689 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7691 * config/avr/builtins.def: New file.
7692 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
7693 * config/avr/avr.c (enum avr_builtin_id): Use it.
7694 (avr_init_builtins): Use it. And use avr_bdesc.
7695 (bdesc_1arg): Remove.
7696 (bdesc_2arg): Remove.
7697 (bdesc_3arg): Remove.
7698 (struct avr_builtin_description): Add field n_args.
7699 (avr_bdesc): New static variable using builtins.def.
7700 (avr_expand_builtin): Use it.
7701 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
7702 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
7703 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
7705 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7708 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
7709 match only one single hard register with respective hard reg rtx.
7710 (movmemx_<mode>): Ditto.
7711 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
7712 insn anatomy of movmem[x]_<mode>.
7713 (avr_out_movmem): Same for printing assembler and operand usage.
7715 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7719 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
7720 address spaces located outside of device flash.
7722 * config/avr/avr.h (base_arch_s): Remove field n_segments.
7723 (mcu_type_s): Add field n_flash.
7724 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
7725 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
7726 (AVR_MCU): Add N_FLASH argument.
7727 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
7728 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
7729 macro __FLASH<n> if that address space makes sense for the device.
7730 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
7731 outside of target flash.
7732 (avr_asm_named_section): Ditto.
7733 (avr_asm_select_section): Ditto.
7734 (avr_addr_space_convert): Ditto.
7735 (avr_emit_movmemhi): Ditto.
7736 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
7737 address space is outside of device flash.
7738 (avr_insert_attributes): Ditto.
7739 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
7740 avr_current_arch->n_segments.
7742 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
7745 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
7746 (*movabs<mode>_2): Likewise.
7748 2012-02-27 Jakub Jelinek <jakub@redhat.com>
7751 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
7752 s_register_operand in the test instead of REG_P. Don't call
7753 gen_reg_rtx if it won't be used.
7755 PR tree-optimization/52376
7756 * ipa-split.c (split_function): Ignore CLOBBER stmts.
7758 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
7760 * ifcvt.c (noce_get_condition): Check condition variable is not
7761 small_register_classes_for_mode_p before accepting.
7763 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
7765 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
7767 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7770 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7771 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7773 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7775 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
7777 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
7779 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
7781 * config/sh/predicates.md: Remove blank lines.
7782 * config/sh/sh.c: Fix typos in comments.
7783 * config/sh/constraints.md: Likewise.
7784 * config/sh/sh.md: Remove blank lines.
7785 Fix typos in comments. Use ;; as comment characters.
7787 2012-02-26 Walter Lee <walt@tilera.com>
7789 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
7790 (replace_mov_pcrel_step2): Ditto.
7792 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
7795 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
7796 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
7797 and locs that reference values newer than the non-canonical value
7798 at hand. Return the canonical value as a worst case.
7799 (memrefs_conflict_p): Walk canonical value's locs.
7802 * cselib.c (preserve_only_constants): Rename to...
7803 (preserve_constants_and_equivs): ... this. Split out...
7804 (invariant_or_equiv_p): ... this. Preserve plus expressions
7805 of other preserved expressions too.
7806 (cselib_reset_table): Adjust.
7807 * var-tracking.c (reverse_op): Use canonical value to build
7810 2012-02-23 Kai Tietz <ktietz@redhat.com>
7812 * config/i386/i386.c (ix86_delegitimize_address): Handle
7813 UNSPEC_PCREL plus displacement.
7815 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
7818 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
7819 to test for unusedness in st X addressing.
7821 2012-02-24 Richard Guenther <rguenther@suse.de>
7824 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
7825 (is_gimple_reg_type): Move inline ...
7826 * gimple.h (is_gimple_reg_type): ... here.
7828 2012-02-24 Richard Guenther <rguenther@suse.de>
7831 * passes.c (execute_function_todo): When verifying SSA form
7832 verify gimple form first.
7833 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
7835 2012-02-24 Richard Guenther <rguenther@suse.de>
7838 * fold-const.c (fold_addr_of_array_ref_difference): New function.
7839 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
7841 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7843 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
7845 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7847 * tree-phinodes.c (make_phi_node): Mark static.
7848 * tree-flow.h (make_phi_node): Remove extern decl.
7849 * doc/gimple.texi (make_phi_node): Remove documentation.
7851 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7853 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
7854 * tree-ssa-sccvn.c (print_scc): Ditto.
7856 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7858 * doc/passes.texi (Full redundancy elimination): Fix typo.
7860 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7862 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
7864 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
7867 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
7869 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
7872 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
7874 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
7876 * config/avr/avr.md (code_stdname): Add ior, xor.
7877 (xior): New code iterator.
7878 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
7879 (*<code_stdname><mode>qi.byte1-3): Ditto.
7881 2012-02-23 Jakub Jelinek <jakub@redhat.com>
7883 PR tree-optimization/52019
7884 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
7887 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7889 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
7890 HAVE_INITFINI_ARRAY to work around namespace pollution in
7891 certain versions of newlib system headers.
7892 * config.in: Regenerate.
7893 * configure: Regenerate.
7894 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
7895 instead of HAVE_INITFINI_ARRAY.
7897 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
7900 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
7901 is not offsettable memory reference.
7903 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7906 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
7907 setting avr_need_clear_bss_p for __gnu_lto* symbols.
7909 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7911 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
7912 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
7914 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7916 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
7917 library on Solaris 8 even without TLS support.
7918 * configure: Regenerate.
7920 2012-02-22 Richard Guenther <rguenther@suse.de>
7923 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
7924 for GIMPLE_DEBUG stmts.
7926 2012-02-22 Martin Jambor <mjambor@suse.cz>
7929 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
7930 according to the base object.
7932 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
7934 PR rtl-optimization/50063
7935 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
7936 and 2 (8-bit SP) in operand 2.
7937 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
7938 setup to use movhi_sp_r instead of vanilla move to write SP.
7939 Adjust REG_CFA notes to superseed unspec.
7940 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
7942 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
7943 known to be off) only with TARGET_NO_INTERRUPTS. Never use
7944 irq_state 1 (IRQ known to be on) here.
7946 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
7948 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
7950 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
7951 assign_hard_reg): Likewise.
7953 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7955 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
7957 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7960 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
7961 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
7963 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
7965 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
7966 prototype from here to...
7967 * config/avr/avr.h: ...here.
7969 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
7972 * thumb2.md (thumb2_shiftsi3_short): Split register and
7973 immediate shifts. For register shifts tie operands 0 and 1.
7974 (peephole2 for above): Check that register-controlled shifts
7975 have suitably tied operands.
7977 2012-02-21 Quentin Neill <quentin.neill@amd.com>
7980 * config/i386/bdver1.md (bdver1_call, bdver1_push,
7981 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
7982 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
7983 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
7984 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
7985 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
7986 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
7987 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
7988 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
7989 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
7990 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
7991 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
7992 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
7993 bdver1_ssevector_avx256_unaligned_load,
7994 bdver1_ssevector_sse128_unaligned_load,
7995 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
7996 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
7997 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
7998 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
7999 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
8000 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
8001 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
8002 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
8003 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
8004 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
8005 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
8006 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
8007 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
8008 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
8009 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
8010 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
8011 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
8012 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
8013 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
8014 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
8015 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
8016 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
8017 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
8018 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
8019 bdver1_ssediv_double_load, bdver1_ssediv_double,
8020 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
8021 Add "bdver2" attribute.
8023 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8025 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
8026 default if possible and not specified otherwise.
8028 2012-02-21 Richard Guenther <rguenther@suse.de>
8031 * gimplify.c (create_tmp_from_val): Use the main variant type
8032 for the type of the temporary we create.
8034 2012-02-21 Richard Guenther <rguenther@suse.de>
8036 PR tree-optimization/52324
8037 * gimplify.c (gimplify_expr): When re-gimplifying expressions
8038 do not gimplify a MEM_REF address operand if it is already
8041 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8043 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
8044 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
8046 2012-02-21 Richard Guenther <rguenther@suse.de>
8048 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
8049 nested_in_vect_loop.
8051 2012-02-21 Jakub Jelinek <jakub@redhat.com>
8053 PR tree-optimization/52318
8054 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
8055 vdef also to non-pure/const call stmts in the sequence.
8057 2012-02-21 Tristan Gingold <gingold@adacore.com>
8059 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
8061 2012-02-20 David S. Miller <davem@davemloft.net>
8063 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
8064 don't use the "rd %pc" instruction on v9 for PIC register loads.
8066 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
8069 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
8070 in a transaction safe function.
8072 2012-02-20 Kai Tietz <ktietz@redhat.com>
8075 * stor-layout.c (place_field): Handle desired_align for
8078 2012-02-20 Richard Guenther <rguenther@suse.de>
8080 PR tree-optimization/52298
8081 * tree-vect-stmts.c (vectorizable_store): Properly use
8082 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
8084 (vectorizable_load): Likewise.
8085 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
8086 Access DR_STEP after ensuring it is not NULL.
8088 2012-02-20 Jakub Jelinek <jakub@redhat.com>
8090 PR tree-optimization/52286
8091 * fold-const.c (fold_binary_loc): For (X & C1) | C2
8092 optimization use double_int_to_tree instead of build_int_cst_wide,
8093 rewrite to use double_int vars.
8095 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8098 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
8100 Remove -e 0 from $gcc_cv_ld invocation.
8101 Only use __GLIBC_PREREQ if defined.
8102 Enable on Solaris since Solaris 8 patch.
8103 (gcc_SUN_LD_VERSION): New macro.
8104 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
8105 gcc_SUN_LD_VERSION for version number format.
8106 * configure: Regenerate.
8107 * varasm.c (get_elf_initfini_array_priority_section): Set
8108 SECTION_NOTYPE for non-default priority.
8109 Use get_section instead of get_unnamed_section to emit
8110 .init_array/.fini_array with default priority.
8112 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
8114 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
8115 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
8116 (mips_start_unique_function, mips_output_mips16_rdhwr)
8117 (mips_code_end): New functions.
8118 (TARGET_ASM_CODE_END): Define.
8120 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
8122 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
8123 to stubs with non-sibling calls.
8125 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
8127 * doc/invoke.texi (-fira-* options): Copy-edit.
8128 (ira-* parameters): Copy-edit.
8130 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
8132 * doc/invoke.texi: Minor copy-edits to bring into conformance with
8133 GCC coding conventions.
8135 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
8137 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
8138 when used as adjectives.
8140 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
8142 * doc/invoke.texi: Clean up "that"/"which" confusion.
8144 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
8146 * system.h: Poison SMALL_REGISTER_CLASSES
8147 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
8148 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
8150 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8152 PR tree-optimization/52285
8153 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
8154 when deciding if a call is a tail call or tail recursion.
8156 2012-02-16 Kai Tietz <ktietz@redhat.com>
8158 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
8159 interger-constant displacement for UNSPEC_PCREL.
8161 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8163 PR rtl-optimization/52208
8164 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
8165 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
8167 PR tree-optimization/52255
8168 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
8169 loop->header has virtual PHI, but exit_e->dest doesn't, add
8170 virtual PHI to exit_e->dest and adjust all uses after the loop.
8173 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
8174 children with clone_tree_hash, not after it.
8176 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
8178 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
8179 extended identifiers.
8181 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8184 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
8185 a same_body_alias, also test whether e->callee isn't a former
8186 or current clone of the decl this is a same body alias of.
8188 PR translation/52264
8189 * cgraphunit.c (verify_cgraph_node): Fix a typo.
8191 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
8193 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
8195 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
8198 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
8199 force_reg instead of copy_to_reg for better optimization. Force
8200 non-register or memory operands into a register.
8202 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
8204 * extend.texi: Reserve upper bits of memory model for future use.
8206 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
8207 Anatoly Sokolov <aesok@post.ru>
8208 Eric Weddington <eric.weddington@atmel.com>
8211 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
8212 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
8213 Rewrite initializers for .macro.
8214 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
8215 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
8216 atxmega32d4, atxmega32x1.
8217 avrxmega4: atxmega64a3, atxmega64d3.
8218 avrxmega5: atxmega64a1, atxmega64a1u.
8219 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
8220 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
8221 avrxmega7: atxmega128a1, atxmega128a1u.
8222 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
8223 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
8224 (struct base_arch_s): Rename reserved to xmega_p.
8225 Rename reserved2 to have_rampd.
8226 (AVR_XMEGA): New define.
8227 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
8228 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
8229 * config/avr/predicates.md (io_address_operand): Take into
8231 (low_io_address_operand): Ditto.
8232 (high_io_address_operand): Ditto.
8233 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
8234 (enabled, movhi_sp_r): Use them.
8235 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
8236 cpp_define_formatted to built-in define __AVR_ARCH__.
8237 (__AVR_XMEGA__): New built-in define.
8238 (__AVR_HAVE_RAMPD__): New built-in define.
8239 (__AVR_HAVE_RAMPX__): New built-in define.
8240 (__AVR_HAVE_RAMPY__): New built-in define.
8241 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
8243 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
8244 (avr_option_override): Initialize them.
8245 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
8246 (avr_init_expanders): Initialize them. No more block several calls.
8247 (emit_push_sfr): New static function.
8248 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
8250 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
8251 (avr_print_operand): Print addreeses as symbols for
8252 RAMPX, RAMPY, RAMPD, CCP.
8253 (output_movhi): Handle AVR_XMEGA when writing to SP.
8254 (avr_out_movhi_mr_r_xmega): New static function.
8255 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
8256 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
8257 __RAMPD__, __CCP__ as needed.
8259 * config/avr/multilib.h: Regenerate.
8260 * config/avr/t-multilib: Regenerate.
8261 * config/avr/avr-tables.opt: Regenerate.
8263 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
8265 PR tree-optimization/50561
8266 * graphite-flattening.c (lst_project_loop): Do not
8267 remove old scattering dimensions after flattening.
8268 (lst_do_flatten): Likewise.
8270 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
8272 * doc/extend.texi (AVR Built-in Functions): Remove doc for
8273 __builtin_avr_map8, __builtin_avr_map16.
8274 Document __builtin_avr_insert_bits.
8276 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
8277 (insert_bits): New insn.
8278 (adjust_len.map_bits): Rename to insert_bits.
8279 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
8280 * avr-protos.h (avr_out_map_bits): Remove.
8281 (avr_out_insert_bits, avr_has_nibble_0xf): New.
8282 * config/avr/constraints.md (Cxf,C0f): New.
8283 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
8284 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
8285 New built-in define __BUILTIN_AVR_INSERT_BITS.
8286 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
8287 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
8288 (avr_move_bits): Rewrite.
8289 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
8291 (avr_map_op_t): New typedef.
8292 (avr_map_op): New static variable.
8293 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
8294 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
8295 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
8296 (bdesc_3arg, avr_expand_triop_builtin): New.
8297 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
8298 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
8299 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
8300 (avr_map_equal_p, avr_map_sig_p): Remove.
8301 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
8302 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8303 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
8304 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8305 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
8306 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8308 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
8310 * config/c6x/c6x.md (reserve_cycles): New attribute.
8311 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
8312 don't reserve functional units after the branch occurs.
8314 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
8317 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
8318 functions into non-tm_pure functions.
8320 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
8323 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
8324 (iterative_hash_canonical_type): Likewise.
8325 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
8328 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
8330 * haifa-sched.c (prune_ready_list): Ensure that if there is a
8331 sched-group insn, it either remains alone or the entire list is pruned.
8333 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
8335 * doc/install.texi (Prerequisites): Fix grammar.
8336 (Configuration): Likewise.
8338 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
8340 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
8341 MPC as part of GCC before describing configuring with --with-gmp etc.
8342 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
8343 sources are present.
8345 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8348 * dwarf2out.c (clone_tree_hash): New function.
8349 (copy_decls_walk): Use it instead of clone_tree.
8351 2012-02-14 Richard Guenther <rguenther@suse.de>
8353 PR tree-optimization/52244
8354 PR tree-optimization/51528
8355 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
8356 replacements for integral types.
8358 2012-02-14 Walter Lee <walt@tilera.com>
8360 * config.gcc: Handle tilegx and tilepro.
8361 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
8363 Add HAVE_AS_TLS check for tilegx and tilepro.
8364 * configure: Regenerate.
8365 * doc/contrib.texi: Add Mat Hostetter and self.
8366 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
8367 Document instruction intrinsics and network accessing intrinsics.
8368 (TILEPro Built-in Functions): New node. Document instruction
8369 intrinsics and network accessing intrinsics.
8370 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
8371 (Specific, tilepro-*-linux*): Likewise.
8372 * doc/invoke.texi (TILE-Gx Options): New section.
8373 (TILEPro Options): New section.
8374 * doc/md.texi (TILE-Gx): New section.
8375 (TILEPro): New section.
8376 * common/config/tilegx/tilegx-common.c: New file.
8377 * common/config/tilepro/tilepro-common.c: New file.
8378 * config/tilegx/constraints.md: New file.
8379 * config/tilegx/linux.h: New file.
8380 * config/tilegx/mul-tables.c: New file.
8381 * config/tilegx/predicates.md: New file.
8382 * config/tilegx/sync.md: New file.
8383 * config/tilegx/t-tilegx: New file.
8384 * config/tilegx/tilegx-builtins.h: New file.
8385 * config/tilegx/tilegx-c.c: New file.
8386 * config/tilegx/tilegx-generic.md: New file.
8387 * config/tilegx/tilegx-modes.def: New file.
8388 * config/tilegx/tilegx-multiply.h: New file.
8389 * config/tilegx/tilegx-protos.h: New file.
8390 * config/tilegx/tilegx.c: New file.
8391 * config/tilegx/tilegx.h: New file.
8392 * config/tilegx/tilegx.md: New file.
8393 * config/tilegx/tilegx.opt: New file.
8394 * config/tilepro/constraints.md: New file.
8395 * config/tilepro/gen-mul-tables.cc: New file.
8396 * config/tilepro/linux.h: New file.
8397 * config/tilepro/mul-tables.c: New file.
8398 * config/tilepro/predicates.md: New file.
8399 * config/tilepro/t-tilepro: New file.
8400 * config/tilepro/tilepro-builtins.h: New file.
8401 * config/tilepro/tilepro-c.c: New file.
8402 * config/tilepro/tilepro-generic.md: New file.
8403 * config/tilepro/tilepro-modes.def: New file.
8404 * config/tilepro/tilepro-multiply.h: New file.
8405 * config/tilepro/tilepro-protos.h: New file.
8406 * config/tilepro/tilepro.c: New file.
8407 * config/tilepro/tilepro.h: New file.
8408 * config/tilepro/tilepro.md: New file.
8409 * config/tilepro/tilepro.opt: New file.
8411 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8413 PR tree-optimization/52210
8414 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
8415 vect_model_simple_cost with two entry vect_def_type array instead
8416 of an address of dt.
8418 2012-02-14 Richard Guenther <rguenther@suse.de>
8421 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
8422 Do not stream DECL_QUALIFIER.
8423 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
8424 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
8425 (find_decls_types_r): Do not walk DECL_QUALIFIER.
8427 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8430 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
8433 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8436 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
8437 * cselib.c (cselib_subst_to_values_from_insn): New function.
8438 * sched-deps.c (add_insn_mem_dependence,
8439 sched_analyze_1, sched_analyze_2): Use it.
8441 2012-02-13 Jan Hubicka <jh@suse.cz>
8444 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
8446 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
8448 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
8449 (GTM_SELF_SPECS): Define if not already defined.
8450 (driver_self_specs): Add GTM_SELF_SPECS.
8451 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
8452 (GTM_SELF_SPECS): Define.
8453 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
8454 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
8456 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8458 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
8461 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
8464 * omp-low.c (expand_omp_for): If a static schedule without chunk size
8465 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
8467 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
8470 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
8472 2012-02-13 Richard Guenther <rguenther@suse.de>
8474 PR translation/52211
8475 * passes.c (enable_disable_pass): Fix typo.
8477 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8480 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
8481 XOR for reduce_bit_field if type is unsigned.
8483 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
8485 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
8486 disallow changes from SFmode to mode with different size in FP regs.
8488 2012-02-12 Robert Millan <rmh@gnu.org>
8489 Gerald Pfeifer <gerald@pfeifer.com>
8491 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
8494 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
8496 PR rtl-optimization/52175
8497 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
8498 to frame-related instructions.
8500 2012-02-10 Jason Merrill <jason@redhat.com>
8503 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
8504 (demangle_new_symbols): Fill it.
8505 (scan_linker_output): Walk it.
8506 (start_tweaking): Split out from scan_linker_output.
8507 (maybe_tweak): Update sym->chosen.
8508 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
8510 2012-02-11 Jakub Jelinek <jakub@redhat.com>
8513 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
8515 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
8517 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8518 having the same mode as previous compare.
8520 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
8522 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
8523 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
8524 (nonlocal_goto_internal): Likewise.
8525 (nonlocal_goto): Emit a use and an indirect jump directly.
8527 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
8530 * doc/extend.texi : Update comments for __atomic_compare_exchange and
8531 __atomic_{is,always}_lock_free.
8533 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
8536 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
8537 negative constant address for TARGET_X32.
8539 2012-02-10 Richard Henderson <rth@redhat.com>
8541 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
8542 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
8543 for GIMPLE_TRANSACTION. Tidy if's into a switch.
8545 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8546 Ira Rosen <irar@il.ibm.com>
8548 PR tree-optimization/50031
8549 * targhooks.c (default_builtin_vectorization_cost): Handle
8551 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
8552 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
8553 all types of reduction and pattern statements.
8554 (vect_estimate_min_profitable_iters): Likewise.
8555 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
8556 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
8557 for explicit realigns.
8558 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
8559 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
8561 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
8562 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
8563 vec_perm for VSX and handle vec_promote_demote.
8565 2012-02-10 Jakub Jelinek <jakub@redhat.com>
8568 * builtins.c (fold_builtin_atomic_always_lock_free,
8569 expand_builtin_atomic_always_lock_free,
8570 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
8571 Return and/or test boolean_true_node/boolean_false_node instead of
8572 integer_one_node/integer_zero_node.
8574 2012-02-10 Jan Hubicka <jh@suse.cz>
8577 * predict.c (predict_paths_for_bb): Prevent looping.
8578 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
8580 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
8582 * config/arm/arm.c (output_move_double): In one case properly
8583 count number of instructions that will be emitted.
8585 2012-02-10 Richard Guenther <rguenther@suse.de>
8587 PR translation/52193
8588 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
8590 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
8593 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
8595 2012-02-09 Jakub Jelinek <jakub@redhat.com>
8598 * var-tracking.c (emit_note_insn_var_location): If
8599 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
8600 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
8601 non-NOTE_DURING_CALL_P insn.
8603 2012-02-09 Bin Cheng <bin.cheng@arm.com>
8606 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
8608 2012-02-08 Magnus Granberg <zorry@gentoo.org>
8611 * gcc.c (switch_matches) Support switches with separated form,
8614 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
8616 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
8618 (RAMPZ_ADDR): Ditto.
8619 * config/avr/avr.c (avr_addr_t): New typedef.
8620 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
8621 (avr_init_expanders): Initialize it.
8622 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
8624 (expand_epilogue): Ditto.
8625 (avr_print_operand): Ditto.
8626 (avr_file_start): Ditto.
8627 (avr_emit_movmemhi): Ditto.
8629 2012-02-08 Richard Guenther <rguenther@suse.de>
8631 PR tree-optimization/46886
8632 * tree-flow.h (do_while_loop_p): Declare.
8633 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
8634 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
8636 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
8638 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
8639 always succeed for integers larger than a native word.
8641 2012-02-08 Richard Guenther <rguenther@suse.de>
8643 PR rtl-optimization/52170
8644 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
8645 properly handle integer vector modes.
8647 2012-02-08 Jakub Jelinek <jakub@redhat.com>
8649 PR gcov-profile/52150
8650 * coverage.c: Include target.h.
8651 (build_var): Call targetm.strip_name_encoding on the assembler name.
8652 Change one _ into . or $ if the target allows it.
8653 * Makefile.in (coverage.o): Depend on $(TARGET_H).
8655 PR rtl-optimization/52139
8656 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
8657 is a BARRIER after emit_insn_after_noloc, move BB_END
8658 to the last non-BARRIER insn before it.
8660 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
8663 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
8664 (mips_gimplify_va_arg_expr): Call it instead of
8665 std_gimplify_va_arg_expr.
8667 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8669 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
8670 message for -mno-pointers-to-nested-function.
8672 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
8675 * expr.c (get_inner_reference): If there is an offset, add a negative
8676 bit position to it (if any).
8678 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8680 PR rtl-optimization/52060
8681 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
8682 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
8683 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
8684 and/or i0src_copy2 when needed.
8686 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8688 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
8689 or LTOPLUGINSONAME if have_c.
8691 * config/freebsd-spec.h: Add comment about what macros can be defined
8693 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
8694 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
8697 2012-02-07 Richard Guenther <rguenther@suse.de>
8699 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
8700 newline in -alias dumps.
8702 2012-02-07 Kai Tietz <ktietz@redhat.com>
8703 Dave Korn <dave.korn.cygwin@gmail.com>
8706 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
8707 Take care that typinfo gets dllexport-attribute.
8709 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8712 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
8713 if modifier < EXPAND_SUM call force_operand on the result.
8715 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
8717 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
8718 adding __forwarder_dst__ prefix if a forwarder_section attribute is
8720 (epiphany_function_type): Replace types for specific interrupts with
8721 EPIPHANY_FUNCTION_INTERRUPT.
8722 (EPIPHANY_INTERRUPT_P): Update.
8723 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
8724 New static function.
8725 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
8726 <disinterrupt>: Affects type identity.
8727 (epiphany_handle_interrupt_attribute): Handle variable number of
8729 (epiphany_compute_function_type): Update for new
8730 epiphany_function_type definition.
8731 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
8732 handlers with a longcall forwarder.
8733 (epiphany_start_function): Handle multiple interrupt arguments and/or
8734 forwarder_section attribute.
8736 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
8739 2012-02-07 Alan Modra <amodra@gmail.com>
8742 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
8745 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8747 PR tree-optimization/50969
8748 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
8749 use vec_perm rather than vector_stmt.
8750 (vect_model_load_cost): Likewise.
8751 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
8752 vec_perm to be the same as other vector statements.
8753 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
8754 cost of vec_perm for TARGET_VSX.
8756 2012-02-06 Richard Guenther <rguenther@suse.de>
8758 PR tree-optimization/52115
8759 * tree-sra.c (access_has_replacements_p): New function.
8760 (sra_modify_assign): Use it to decide whether a use is uninitialized.
8762 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
8765 * trans-mem.c (expand_call_tm): Add an assertion.
8766 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
8769 2012-02-06 Richard Guenther <rguenther@suse.de>
8771 PR tree-optimization/50955
8772 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
8773 raise cost of expressions that replace an address with an
8774 expression based on a different pointer.
8776 2012-02-06 Jakub Jelinek <jakub@redhat.com>
8779 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
8780 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
8782 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
8785 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
8786 -Weffc++ and specify guidelines come from second edition.
8788 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8790 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
8791 (sibcall_value_multiple_internal, call_split, call_internal_direct)
8792 (call_direct_split, call_value_split, call_value_internal_direct)
8793 (call_value_direct_split, call_value_multiple_split): Use jal and
8794 jal_macro attributes.
8796 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8798 * reload1.c (reload_regs_reach_end_p): Replace with...
8799 (reload_reg_rtx_reaches_end_p): ...this function.
8800 (new_spill_reg_store): Update commentary.
8801 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
8802 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
8803 before setting new_spill_reg_store.
8804 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
8805 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
8806 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
8807 for non-spill reload registers.
8809 2012-02-05 Ira Rosen <irar@il.ibm.com>
8811 PR tree-optimization/52091
8812 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
8813 (vect_is_simple_use_1): Likewise.
8814 * tree-vect-loop.c (vectorizable_reduction): Update calls
8815 to vect_is_simple_use_1 and vect_is_simple_use.
8816 (vectorizable_live_operation): Likewise.
8817 * tree-vect-patterns.c (widened_name_p,
8818 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
8819 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
8820 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8821 vectorizable_shift,vectorizable_operation, vectorizable_store,
8822 vectorizable_load): Likewise.
8823 (vect_is_simple_cond): Add an argument, pass it to
8824 vect_is_simple_use_1.
8825 (vectorizable_condition): Update calls to vect_is_simple_cond,
8827 (vect_is_simple_use): Add an argument, the statement in which
8828 OPERAND is used. Check that if OPERAND's def stmt is a double
8829 reduction phi node, the use is a phi node too.
8830 (vect_is_simple_use_1): Add an argument, pass it to
8832 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
8833 to vect_is_simple_use.
8835 2012-02-04 Jakub Jelinek <jakub@redhat.com>
8837 PR rtl-optimization/52095
8838 * modulo-sched.c (dump_insn_locator): New function.
8839 (loop_canon_p, sms_schedule): Use it.
8841 PR rtl-optimization/52113
8842 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
8843 even for decomposable shift/zext insns.
8845 2012-02-03 Jakub Jelinek <jakub@redhat.com>
8846 Zdenek Dvorak <ook@ucw.cz>
8848 PR rtl-optimization/52092
8849 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
8850 on get_iv_value result.
8852 2012-02-02 Andrew Pinski <apinski@cavium.com>
8856 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
8858 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8861 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
8863 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
8865 PR rtl-optimization/49800
8866 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
8867 (sched_finish): Call regstat_free_n_sets_and_refs.
8869 2012-02-02 Jia Liu <proljc@gmail.com>
8871 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
8874 2012-02-02 Jan Hubicka <jh@suse.cz>
8875 Tom de Vries <tom@codesourcery.com>
8878 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
8879 * varpool.c (varpool_analyze_pending_decls): Likewise.
8881 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
8882 Jayant R Sonar <jayant.sonar@kpitcummins.com>
8884 * config.gcc: Add cr16-* support.
8886 * doc/extend.texi: Document cr16 extensions.
8887 * doc/install.texi: Document cr16 install.
8888 * doc/invoke.texi: Document cr16 options.
8889 * doc/md.texi: Document cr16 constraints.
8891 * common/config/cr16/cr16-common.c: New file.
8892 * config/cr16/cr16.c: New file.
8893 * config/cr16/cr16.h: New file.
8894 * config/cr16/cr16.md: New file.
8895 * config/cr16/cr16.opt: New file.
8896 * config/cr16/cr16-protos.h: New file.
8897 * config/cr16/predicates.md: New file.
8898 * config/cr16/constraints.md: New file.
8899 * config/cr16/t-cr16: New file.
8901 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8904 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
8905 that operands[2] is either immediate, or q_regs_operand.
8907 PR tree-optimization/52073
8908 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
8909 a pattern stmt for pattern uses, ignore uses outside of the loop.
8911 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8913 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
8914 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
8915 (OUT_AS1, OUT_AS2): Remove.
8917 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
8919 PR rtl-optimization/51374
8920 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
8921 to cross other volatile_refs_p insns.
8923 2012-02-01 Richard Guenther <rguenther@suse.de>
8925 * doc/invoke.texi (fno-inline): Clarify documentation.
8926 (finline-small-functions): Likewise.
8927 (finline-functions): Likewise.
8928 * common.opt (finline): Adjust comment and documentation.
8929 (finline-small-functions): Clarify documentation.
8930 (finline-functions): Likewise.
8931 (finline-functions-called-once): Likewise.
8933 2012-02-01 Tristan Gingold <gingold@adacore.com>
8935 * c-typeck.c (composite_type): Keep mode for pointers.
8937 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
8939 * function.h (regno_reg_rtx): Adjust comment.
8940 * reginfo.c (init_reg_modes_target): Only use the previous mode
8941 if it fits within one register. Remove MIPS comment.
8943 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8946 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
8948 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8950 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
8951 to srak instruction.
8953 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8955 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
8957 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8962 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
8964 2012-01-31 Richard Guenther <rguenther@suse.de>
8966 PR tree-optimization/51528
8967 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
8970 2012-01-31 Jakub Jelinek <jakub@redhat.com>
8975 * ree.c (add_removable_extension): Change def_map argument
8976 to unsigned *, store in def_map 1 + offset into *insn_list vector
8977 instead of pointers into the vector.
8978 (find_removable_extensions): Adjust caller.
8980 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
8982 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
8983 Transform all "* quoted-c-code" to { c-code }.
8984 Remove redundant test for "optimize" in combine patterns.
8985 Move (include "avr-dimode.md") to end of file.
8987 2012-01-30 Bin Cheng <bin.cheng@arm.com>
8990 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
8991 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
8993 2012-01-30 Richard Guenther <rguenther@suse.de>
8995 PR tree-optimization/52028
8996 * tree-loop-distribution.c (ldist_gen): Properly update
8999 2012-01-30 Jakub Jelinek <jakub@redhat.com>
9002 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
9003 set_cur_line_info_table if not emitting debug info.
9005 PR tree-optimization/52046
9006 * tree-vect-patterns.c (check_bool_pattern): Give up if
9007 a comparison could throw.
9010 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
9012 2012-01-30 Richard Guenther <rguenther@suse.de>
9014 PR tree-optimization/52045
9015 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
9016 SSA form if cfgcleanup did anything.
9018 2012-01-30 Richard Guenther <rguenther@suse.de>
9020 PR tree-optimization/52045
9021 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
9022 before computing final todo.
9024 2012-01-30 Richard Guenther <rguenther@suse.de>
9026 PR tree-optimization/51528
9027 * tree-sra.c (sra_modify_assign): Re-factor in preparation
9030 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
9032 * df-problems.c (df_kill_notes): Check that the use refers
9033 to the note under examination.
9035 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
9038 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
9039 parameter and use short-lived pseudos.
9040 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
9041 (sparc_expand_vector_init): Const-ify local variables and adjust
9042 calls to above functions.
9044 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
9046 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
9048 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
9050 * doc/invoke.texi: Make usage of "compile time" and
9051 "run time"/"runtime" consistent throughout the file.
9053 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
9055 * config/alpha/alpha.c (alpha_option_override): Default to
9056 full IEEE compliance mode for Go language.
9058 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
9060 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
9061 (LINK_SSP_SPEC): Define.
9063 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9066 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
9069 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
9071 * doc/invoke.texi: Correct hyphenation of "floating point",
9072 "double precision", and related terminology throughout the file.
9074 2012-01-28 Jakub Jelinek <jakub@redhat.com>
9077 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
9078 arm_general_register_operand predicate for operand 2 instead of
9081 2012-01-27 Ian Lance Taylor <iant@google.com>
9084 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
9085 * builtins.c (expand_builtin_init_trampoline): Add onstack
9086 parameter. Change caller.
9087 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
9088 * tree.c (build_common_builtin_nodes): Declare
9089 __builtin_init_heap_trampoline.
9091 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
9093 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
9094 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
9095 * config/avr/avr.c: Ditto.
9096 (avr_regnames): Remove because unused.
9097 * config/avr/avr.md (*cpse.ne): New peephole.
9098 (*cpse.eq): New peephole from former cpse peepholes.
9100 2012-01-27 Michael Eager <eager@eagercon.com>
9102 * config/microblaze.c (microblaze_emit_compare): Correct
9103 test after pcmp instruction.
9105 2012-01-27 Richard Guenther <rguenther@suse.de>
9107 PR tree-optimization/52020
9108 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
9110 2012-01-27 Richard Guenther <rguenther@suse.de>
9112 * ipa-pure-const.c (check_stmt): Clobbers do not make a
9113 function non-const/pure.
9115 2012-01-27 Richard Guenther <rguenther@suse.de>
9117 PR tree-optimization/50444
9118 * tree-sra.c (build_ref_for_offset): Properly adjust the
9119 MEM_REF type for unaligned accesses.
9121 2012-01-27 Richard Guenther <rguenther@suse.de>
9123 PR tree-optimization/50444
9124 * expr.c (mem_ref_refers_to_non_mem_p): New function.
9125 (expand_assignment): Use it. Properly handle misaligned
9126 bases when expanding stores to component references.
9127 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
9130 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
9133 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
9134 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
9135 * tree-data-ref.c (find_data_references_in_loop): Make static.
9136 (compute_all_dependences): Change return type to bool. Bail out
9137 for too many datarefs in a loop. Move the hunk resetting the data
9138 dependences vector from ...
9139 (compute_data_dependences_for_loop): ... here. Account for
9140 compute_all_dependences returning false.
9141 (compute_data_dependences_for_bb): Likewise.
9142 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
9143 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
9145 2012-01-27 Richard Guenther <rguenther@suse.de>
9148 * expr.c (store_field): Use the alias-set of the scratch memory
9151 2012-01-27 Tom de Vries <tom@codesourcery.com>
9153 PR tree-optimization/51990
9154 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9156 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
9158 2012-01-27 Jakub Jelinek <jakub@redhat.com>
9161 * var-tracking.c (reverse_op): Don't add any reverse operation
9162 if V already has any constant locations.
9164 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
9166 * doc/invoke.texi: Correct usage of "command line" (noun)
9167 vs "command-line" (adjective) throughout.
9169 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
9171 * doc/invoke.texi (Language Independent Options): Move
9172 -Wcoverage-mismatch blurb from here....
9173 (Warning Options): ...to here.
9175 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
9177 * config/rs6000/rs6000.c (rs6000_option_override_internal):
9178 Set rs6000_always_hint to false for 476.
9180 2012-01-27 Matthias Klose <doko@ubuntu.com>
9182 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
9184 * incpath.c (add_standard_paths): Likewise.
9186 2012-01-27 Richard Henderson <rth@redhat.com>
9188 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9189 * config/m68k/sync.md (atomic_test_and_set): Rename from
9190 sync_test_and_setqi and adjust the operands.
9191 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
9192 and unconditionally enable.
9194 2012-01-27 Richard Henderson <rth@redhat.com>
9196 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9197 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
9198 (ldstub): Rename from ldstubqi.
9199 (ldstub<I24MODE>): Remove.
9201 2012-01-27 Richard Henderson <rth@redhat.com>
9203 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9204 * c-cppbuiltin.c (cpp_atomic_builtins): Define
9205 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
9206 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
9207 * doc/tm.texi: Rebuild.
9209 2012-01-27 Richard Henderson <rth@redhat.com>
9211 * optabs.c (gen_atomic_test_and_set): Remove default.
9212 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
9214 2012-01-26 Jakub Jelinek <jakub@redhat.com>
9216 PR rtl-optimization/51978
9217 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
9218 (combine_reaching_defs): Likewise.
9219 (struct re_info): Remove.
9220 (add_removable_extension): Remove x and data arguments,
9221 add insn, insn_list and def_map. Use the arguments directly
9222 instead of using struct re_info.
9223 (find_removable_extensions): Don't call add_removable_extension
9224 through note_stores, instead just call it with single_set
9226 (find_and_remove_re): Pass curr_cand->expr instead of
9227 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
9229 2012-01-26 Michael Matz <matz@suse.de>
9231 PR tree-optimization/46590
9232 * cfgexpand.c: Revert last change (r183305).
9233 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
9235 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
9236 checking for emptiness.
9238 2012-01-26 Jakub Jelinek <jakub@redhat.com>
9241 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
9242 non-addressable non-BLKmode base correctly.
9244 2012-01-26 Michael Matz <matz@suse.de>
9246 PR tree-optimization/48794
9247 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
9248 regions referenced from RESX/EH_DISPATCH.
9250 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9252 * config/s390/s390.h: Make BRANCH_COST an option.
9253 * config/s390/s390.opt: New option -mbranch-cost.
9255 2012-01-26 Richard Henderson <rth@redhat.com>
9257 Revert 2012-01-24 change:
9258 * trans-mem.c (requires_barrier): Do not instrument thread local
9259 variables and emit save/restore for them.
9261 2012-01-25 Jakub Jelinek <jakub@redhat.com>
9264 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
9267 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
9269 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
9272 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
9275 Rename __pgm to __flash.
9276 Rename __pgm1 to __flash1.
9277 Rename __pgm2 to __flash2.
9278 Rename __pgm3 to __flash3.
9279 Rename __pgm4 to __flash4.
9280 Rename __pgm5 to __flash5.
9281 Rename __pgmx to __memx.
9282 * doc/extend.texi (AVR Named Address Spaces)
9283 Rename address space names as indicated above.
9284 * config/avr/avr.c (avr_addrspace): Ditto.
9286 * config/avr/avr-protos.h
9287 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
9288 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
9289 * config/avr/predicates.md: Ditto.
9290 * config/avr/avr.c Ditto, and
9291 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
9292 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
9294 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
9295 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
9296 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
9297 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
9298 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
9299 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
9300 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
9301 * config/avr/avr.c: Ditto.
9302 * config/avr/avr.md: Ditto.
9304 2012-01-25 Jason Merrill <jason@redhat.com>
9307 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
9309 2012-01-25 Jakub Jelinek <jakub@redhat.com>
9311 PR tree-optimization/51987
9312 * tree-data-ref.c (get_references_in_stmt): Handle references in
9313 non-volatile GIMPLE_ASM.
9315 2012-01-25 Richard Guenther <rguenther@suse.de>
9317 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
9318 bases are dereferenced.
9320 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
9322 PR rtl-optimization/48374
9323 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
9325 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
9327 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
9328 compute_data_dependences_for_loop returns false.
9329 * tree-parloops.c (loop_parallel_p): Likewise.
9331 2012-01-25 Richard Guenther <rguenther@suse.de>
9333 * tree.h (get_pointer_alignment_1): Declare.
9334 * builtins.c (get_pointer_alignment_1): New function.
9335 (get_pointer_alignment): Use it.
9337 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9339 PR rtl-optimization/48308
9340 * combine.c (enum undo_kind): Add UNDO_LINKS.
9341 (struct undo): Add member l to other_contents and where.
9342 (do_SUBST_LINK): New.
9344 (try_combine): Handle LOG_LINKS for the dummy i1 case.
9345 (undo_all): Handle UNDO_LINKS.
9347 2012-01-25 Richard Henderson <rth@redhat.com>
9349 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
9352 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9354 * optabs.c (gen_atomic_test_and_set): Use each argument.
9356 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9358 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
9359 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
9360 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
9361 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
9362 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
9363 TARGET_PAIRED_SINGLE_FLOAT.
9365 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9367 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
9368 (in_struct, return_val): Remove MEM documentation.
9369 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
9370 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
9371 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
9373 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
9374 * cfgexpand.c (add_alias_set_conflicts): Likewise.
9375 * expr.c (store_field): Likewise.
9376 * function.c (assign_stack_temp_for_type): Likewise.
9377 * ifcvt.c (noce_try_cmove_arith): Likewise.
9378 * reload1.c (reload): Likewise.
9379 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
9380 (alpha_set_memflags): Likewise.
9381 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
9383 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9385 * rtl.h (true_dependence, canon_true_dependence): Remove varies
9387 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
9388 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
9389 (true_dependence_1, true_dependence, canon_true_dependence): Remove
9391 * cselib.c (cselib_rtx_varies_p): Delete.
9392 (cselib_invalidate_mem): Update call to canon_true_dependence.
9393 * dse.c (record_store, check_mem_read_rtx): Likewise.
9394 (scan_reads_nospill): Likewise.
9395 * cse.c (check_dependence): Likewise.
9396 (cse_rtx_varies_p): Delete.
9397 * expr.c (safe_from_p): Update call to true_dependence.
9398 * ira.c (validate_equiv_mem_from_store): Likewise.
9399 (memref_referenced_p): Likewise.
9400 * postreload-gcse.c (find_mem_conflicts): Likewise.
9401 * sched-deps.c (sched_analyze_2): Likewise.
9402 * store-motion.c (load_kills_store): Likewise.
9403 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
9404 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9405 (compute_transp): Update call to canon_true_dependence.
9407 2012-01-25 Richard Henderson <rth@redhat.com>
9409 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
9410 (maybe_emit_atomic_test_and_set): New.
9411 (expand_sync_lock_test_and_set): Use it.
9412 (expand_atomic_test_and_set): Likewise.
9413 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
9414 the implementation; clarify implementation defined details.
9415 * doc/md.texi (atomic_test_and_set): Document.
9417 2012-01-25 Richard Henderson <rth@redhat.com>
9419 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
9421 2012-01-25 Richard Henderson <rth@redhat.com>
9424 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
9425 to effect no-op split.
9427 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
9430 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
9431 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
9432 (BT_FN_VOID_PTR_INT_SIZE): New.
9433 (BT_FN_UINT_UINT_VAR): Remove.
9434 (BT_FN_UINT32_UINT32_VAR): New.
9435 (BT_FN_DOUBLE_VPTR): Remove.
9436 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
9438 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
9439 (_ITM_changeTransactionMode): Same.
9440 (_ITM_memmoveRtWt): Change return type to void.
9441 (_ITM_memcpyRtWt): Same.
9442 (_ITM_memsetW): Same.
9443 (_ITM_RaRD): Change types to double.
9448 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
9450 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
9451 Patrick Marlier <patrick.marlier@gmail.com>
9453 * trans-mem.c (requires_barrier): Do not instrument thread local
9454 variables and emit save/restore for them.
9456 2012-01-24 Jason Merrill <jason@redhat.com>
9459 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
9460 output static aliases.
9462 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9465 * common.opt (-pie, -shared, pie, shared): Change from Common to
9467 * gcc.c (display_help): Display help for -pie and -shared.
9469 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
9472 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
9473 Remove note on size/offset limitation.
9474 (AVR Variable Attributes): Add example how to read data located
9475 with progmem. Refer to named address spaces.
9476 * doc/invoke.texi (AVR Options): Fix typo.
9478 2012-01-24 Richard Guenther <rguenther@suse.de>
9480 Forward-port to trunk
9481 2010-09-21 Jakub Jelinek <jakub@redhat.com>
9484 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
9485 op0 isn't sufficiently aligned and there is movmisalignM
9486 insn for mode, use it to load op0 into a temporary register.
9488 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9491 * target.def (const_not_ok_for_debug_p): New hook.
9492 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
9494 * doc/tm.texi: Regenerated.
9495 * dwarf2out.c (const_ok_for_output_1): If
9496 targetm.const_not_ok_for_debug_p returns true, fail.
9497 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
9499 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
9501 2012-01-23 Kai Tietz <ktietz@redhat.com>
9504 * config/i386/predicates.md (symbolic_operand): Allow
9505 UNSPEC_PCREL as PIC expression for lea.
9506 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
9507 * config/i386/i386.c (ix86_delegitimize_address): Handle
9508 UNSPEC_PCREL for none-MEM, too.
9510 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9512 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
9513 (ipa_tm_create_version_alias): Same.
9515 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
9518 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
9519 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
9521 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9522 Patrick Marlier <patrick.marlier@gmail.com>
9523 Iain Sandoe <developer@sandoe-acoustics.co.uk>
9526 * lto-wrapper.c (run_gcc): Pass the LTO section name to
9527 simple_object_start_read.
9529 2012-01-23 Richard Guenther <rguenther@suse.de>
9532 PR tree-optimization/51895
9533 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
9534 parameter decomposition into BLKmode components.
9536 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
9538 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
9539 fake variables for restrict-qualified pointers whose pointed-to type
9540 contains a placeholder.
9542 2012-01-23 Richard Guenther <rguenther@suse.de>
9544 PR tree-optimization/51949
9545 * ipa-split.c (execute_split_functions): Do not split malloc functions.
9547 2012-01-23 Jakub Jelinek <jakub@redhat.com>
9549 PR rtl-optimization/51933
9550 * ree.c (transform_ifelse): Return true right away if dstreg is
9551 already wider or equal to cand->mode.
9552 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
9553 (make_defs_and_copies_lists): Remove defs_list and copies_list
9554 arguments, add state argument, just truncate state->work_list
9555 instead of always allocating and freeing the vector. Assert that
9556 get_defs succeeds instead of returning 2. Changed return type to bool.
9557 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
9558 have ext_src_mode, see if it has been modified already with the
9559 right kind of extension and has been extended before from the
9560 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
9561 just return true. Remember the original mode in state->modified array.
9562 (combine_reaching_defs): Add state argument. Don't allocate and
9563 free here def_list, copied_list and vec vectors, instead just
9564 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
9565 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
9566 Add state variable, clear vectors in it, initialize state.modified
9567 if needed. Free all the vectors at the end and state.modified too.
9568 Don't skip a candidate if the extension expression has been modified.
9570 2012-01-22 Douglas B Rupp <rupp@gnat.com>
9573 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
9574 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
9575 (extra_options) interix.opt -> i386/interix.opt"
9576 (extra_objs):Add winnt-stubs.o
9577 * configure.ac: Add interix to target_os .comm on PE check.
9578 * configure: Regenerate.
9579 * config/interix3.h: Delete and move bits to..
9580 * config/interix.h: Delete and move bits to..
9581 * config/i386/i386-interix3.h: Delete and move bits to..
9582 * config/i386/i386-interix.h: ..here.
9583 (TARGET_CPU_DEFAULT): Remove redefinition.
9584 (TARGET_ASM_CONSTRUCTOR): Undefine.
9585 (SUBTARGET_SWITCHES): Define for ms-bitfields.
9586 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
9587 (PTRDIFF_TYPE): Define.
9588 (LONG_DOUBLE_TYPE_SIZE): Define.
9589 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
9590 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
9591 (TARGET_SECTION_TYPE_FLAGS): Define.
9592 (ASM_DECLARE_FUNCTION_NAME): Define.
9593 (ASM_OUTPUT_EXTERNAL): Define.
9594 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9595 (ASM_OUTPUT_ALIGNED_BSS): Define.
9596 (PCC_BITFIELD_TYPE_MATTERS): Define.
9597 (USE_CONST_SECTION): Define.
9598 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
9599 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9600 (SUPPORTS_ONE_ONLY): Remove.
9601 (I386_PE_STRIP_ENCODING): Define.
9602 * config/interix.opt: Delete and move bits to..
9603 * config/i386/interix.opt: ..here. New.
9604 (mpe-aligned-commons): Add.
9605 * config/i386/t-interix: Add copyright header.
9606 (winnt-stubs.o): Add rule.
9608 2012-01-22 Jason Merrill <jason@redhat.com>
9611 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
9612 for extra name aliases.
9614 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
9616 PR rtl-optimization/51924
9617 * ree.c (combine_set_extension): Improve debugging message.
9618 (combine_reaching_defs): Likewise.
9619 (get_defs): Rename confusingly named variable.
9620 (find_and_remove_re): Skip a candidate if the extension expression has
9623 2012-01-21 Robert Millan <rmh@gnu.org>
9624 Gerald Pfeifer <gerald@pfeifer.com>
9626 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
9627 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
9629 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9631 PR tree-optimization/51914
9632 * tree-vect-stmts.c (vectorizable_conversion): For
9633 cvt_type && modifier == WIDEN, put temporary with cvt_type
9634 at the beginning of vec_dsts and set vec_dest to temporary
9637 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
9639 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
9641 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
9643 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
9644 * config/rs6000/rs6000.c: Likewise.
9646 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9649 * config/arm/arm.c (arm_count_output_move_double_insns): Call
9650 output_move_double on a copy of operands array.
9652 2012-01-20 Cary Coutant <ccoutant@google.com>
9653 Dodji Seketeli <dodji@redhat.com>
9656 * dwarf2out.c (copy_declaration_context): Return ref to parent
9657 of declaration DIE, if necessary.
9658 (remove_child_or_replace_with_skeleton): Add new parameter; update
9659 caller. Place skeleton DIE under parent DIE of original declaration.
9660 Move call to copy_declaration_context to here ...
9661 (break_out_comdat_types): ... from here.
9663 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9665 PR rtl-optimization/51856
9666 * reload.c (find_reloads_subreg_address): Set the address_reloaded
9669 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9672 * config/arm/arm.c (arm_print_operand): Correct output of alignment
9673 hints for neon loads and stores.
9675 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
9679 * doc/extend.texi (Named Address Spaces): Split into subsections.
9680 (AVR Named Address Spaces): New subsection.
9681 (M32C Named Address Spaces): New subsection.
9682 (RL78 Named Address Spaces): New subsection.
9683 (SPU Named Address Spaces): New subsection.
9684 (Variable Attributes): New anchor "AVR Variable Attributes".
9685 (AVR Variable Attributes): Rewrite and avoid wording
9686 "address space" in this context.
9687 * doc/invoke.texi (AVR Options): Rewrite and add documentation
9688 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
9689 (AVR Built-in Macros): New subsubsection therein.
9690 * doc/md.texi (AVR constraints): Remove "C04", "R".
9692 2012-01-20 Richard Guenther <rguenther@suse.de>
9694 PR tree-optimization/51903
9695 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
9696 when removing stmts.
9698 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9701 * config/arm/arm.c (arm_load_pic_register): Use
9702 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
9703 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
9704 (arm_pic_static_addr): Likewise.
9705 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
9706 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
9707 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
9708 (pic_load_addr_unified): New.
9710 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
9713 * function.c (instantiate_virtual_regs_in_insn): Use
9714 delete_insn_and_edges when removing a wrong asm insn.
9716 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
9718 PR rtl-optimization/40761
9719 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
9720 Add new member loop_num.
9721 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
9722 (ira_build): Remove the parameter.
9724 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
9725 (ira.c): Do not build CFG loops for one region allocation. Remove
9726 argument from ira_build call.
9728 * ira-build.c (init_loop_tree_node): New function.
9729 (create_loop_tree_nodes): Use it. Separate the case when CFG
9730 loops are not built.
9731 (more_one_region_p): Check current_loops.
9732 (finish_loop_tree_nodes): Separate the case when CFG loops are not
9734 (add_loop_to_tree): Process loop equal to NULL too.
9735 (form_loop_tree): Separate the case when CFG loops are not built.
9736 Use explicitly number for the root.
9737 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
9739 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
9740 instead of loop->num.
9741 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
9742 (mark_all_loops_for_removal): Ditto.
9743 (remove_unnecessary_regions): Separate the case when CFG loops
9745 (ira_build): Remove the parameter. Use explicit number of regions
9746 when CFG loops are not built.
9748 * ira-color.c (print_loop_title): Separate the case for the root node.
9749 Use loop_num instead of loop->num.
9750 (move_spill_restore): Use loop_num instead of loop->num.
9752 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
9753 (change_loop): Ditto.
9754 (change_loop): Use loop_num instead of loop->num.
9756 * ira-lives.c (process_bb_node_lives): Ditto.
9758 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
9760 * ira-conflicts.c (print_allocno_conflicts): Ditto.
9762 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9765 * tree-mudflap.c (mf_artificial): New function.
9766 (execute_mudflap_function_ops, execute_mudflap_function_decls,
9767 mx_register_decls, mudflap_enqueue_decl): Use it.
9770 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
9771 numbers in the insn pattern.
9773 2012-01-19 Michael Matz <matz@suse.de>
9775 PR tree-optimization/46590
9776 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
9777 use it in remembering which conflicts we already created.
9778 (add_scope_conflicts): Adjust call to above, (de)allocate helper
9781 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
9784 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
9785 (merge_and_complain): Same.
9787 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9790 * config/initfini-array.h: Guard content of the header
9791 with #ifdef HAVE_INITFINI_ARRAY.
9792 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
9793 Add initfini-array.h to tm_file here.
9794 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
9795 * config.gcc: Don't add initfini-array.h to tm_file here.
9796 * configure: Regenerated.
9798 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
9800 PR rtl-optimization/51505
9801 * df-problems.c (df_kill_notes): New parameter live. Update comment.
9802 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
9803 (df_note_bb_compute): Update the call to df_kill_notes.
9805 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
9807 * trans-mem.c (requires_barrier): Remove call to is_global_var.
9809 2012-01-18 Richard Guenther <rguenther@suse.de>
9811 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
9812 of conversions to void *.
9814 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9815 Richard Sandiford <rdsandiford@googlemail.com>
9819 * optabs.h (simplify_expand_binop): Declare.
9820 * optabs.c (simplify_expand_binop): Make global.
9821 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
9822 endian targets if the source cannot be exactly covered by word
9825 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9828 * hard-reg-set.h (struct hard_reg_set_container): New type.
9829 * target.h (struct hard_reg_set_container): Forward declare.
9830 * target.def (set_up_by_prologue): New target hook.
9831 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
9832 * doc/tm.texi: Regenerated.
9833 * function.c (thread_prologue_and_epilogue_insns): Change
9834 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
9835 Call targetm.set_up_by_prologue on it.
9836 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
9837 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
9839 2012-01-17 Nick Clifton <nickc@redhat.com>
9841 * config/rx/rx.c (rx_can_use_simple_return): New function.
9842 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
9843 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
9845 2012-01-17 Richard Guenther <rguenther@suse.de>
9848 * expr.c (expand_assignment): Take address-space information
9849 from the address operand of MEM_REF and TARGET_MEM_REF.
9850 (expand_expr_real_1): Likewise.
9852 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9854 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
9855 reload dump is requested.
9857 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
9860 * trans-mem.c (requires_barrier): Call may_be_aliased.
9862 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9864 PR tree-optimization/51877
9865 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
9866 call arguments and fndecls compare equal, instead return false if they
9867 don't. Return true only if lhs1 and lhs2 are either both NULL, or
9868 both SSA_NAMEs that are valueized the same, or they satisfy
9871 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9873 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
9875 * configure: Regenerate.
9877 2012-01-16 Jan Hubicka <jh@suse.cz>
9881 * convert.c (convert_to_integer): Use fold_convert for
9882 converting an INTEGER_CST to integer type.
9884 2012-01-16 Jason Merrill <jason@redhat.com>
9887 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
9889 2012-01-16 Jakub Jelinek <jakub@redhat.com>
9892 * config/s390/s390.c (s390_chunkify_start): Don't skip
9893 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
9894 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
9895 If insn is followed by NOTE_INSN_VAR_LOCATION or
9896 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
9897 Don't use location of note insns.
9899 PR tree-optimization/51865
9900 * tree-inline.c (tree_function_versioning): Call remap_decl
9901 on DECL_RESULT whenever it has VOID_TYPE_P type.
9903 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
9905 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
9906 for calls to locally-binding MIPS16 functions if only the return
9907 type uses float regs.
9909 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
9910 Richard Sandiford <rdsandiford@googlemail.com>
9912 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
9913 (SYMBOL_32_HIGH): Likewise.
9914 (mips_output_tls_reloc_directive): Declare.
9915 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
9916 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
9917 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
9918 (mips_lo_relocs, mips_hi_relocs): Make extern.
9919 (mips16_stub_function): Move up file.
9920 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
9921 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
9922 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
9923 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
9924 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
9925 (mips_get_tp): Add MIPS16 support.
9926 (mips_legitimize_tls_address): Remove MIPS16 sorry().
9927 Generalize DTPREL and TPREL handling.
9928 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
9929 Add MIPS16 TLS support.
9930 (mips_output_tls_reloc_directive): New function.
9931 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
9932 * config/mips/predicates.md (symbolic_operand_with_high)
9933 (tls_reloc_operand): New predicates.
9934 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
9935 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
9936 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
9937 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
9938 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
9939 (*tls_get_tp_mips16_call_<mode>): Likewise.
9941 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
9943 PR rtl-optimization/51821
9944 * recog.c (peep2_find_free_register): Determine clobbered registers
9947 2012-01-14 Denis Chertykov <chertykov@gmail.com>
9950 * config/avr/avr-protos.h: Revert change of 2012-01-09.
9951 * config/avr/avr.c: Likewise.
9952 * config/avr/avr.h: Likewise.
9954 2012-01-13 Ian Lance Taylor <iant@google.com>
9957 * tree.h (TYPE_QUALS): Add cast to int.
9958 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
9960 2012-01-13 Ian Lance Taylor <iant@google.com>
9962 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
9963 comparing param_index to VEC_length result.
9965 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
9967 * c-decl.c: Do not include tree-mudflap.h
9968 * tree-optimize.c: Likewise.
9969 * Makefile.in: Update dependencies.
9971 2012-01-13 Richard Guenther <rguenther@suse.de>
9974 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
9975 variable-sized result always use RSO.
9977 2012-01-12 DJ Delorie <dj@redhat.com>
9979 * cfgexpand.c (convert_debug_memory_address): Allow any valid
9980 pointer type, not just the default pointer type.
9982 2012-01-09 Richard Henderson <rth@redhat.com>
9983 Denis Chertykov <chertykov@gmail.com>
9986 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
9987 * config/avr/avr.c (avr_can_eliminate): Simplify.
9988 (avr_initial_elimination_offset): Likewise.
9989 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
9990 (expand_epilogue): Likewise.
9991 (avr_legitimize_address): Gut.
9992 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
9993 (avr_hard_regno_nregs): New.
9994 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
9995 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
9996 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
9997 add soft frame pointer.
9998 (CALL_USED_REGISTERS): Likewise.
9999 (REG_CLASS_CONTENTS): Likewise.
10000 (REGISTER_NAMES): Likewise.
10001 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
10002 (HARD_FRAME_POINTER_REGNUM): New.
10003 (FRAME_POINTER_REGNUM): Use soft frame pointer.
10004 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
10005 remove the HARD_FRAME_POINTER self-elimination.
10007 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
10010 * config/avr/avr.c (avr_encode_section_info): Test for absence of
10011 DECL_EXTERNAL when checking for initializers of progmem variables.
10013 2012-01-12 Ira Rosen <irar@il.ibm.com>
10015 PR tree-optimization/51799
10016 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
10017 that the last operation is a type demotion.
10019 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
10021 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
10022 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
10024 2012-01-11 Jakub Jelinek <jakub@redhat.com>
10027 * combine.c (distribute_notes): If i3 is a noreturn call,
10028 allow old_size to be equal to args_size and make sure the
10029 noreturn call gets REG_ARGS_SIZE note.
10030 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
10031 on noreturn calls even when the delta is 0.
10033 2012-01-11 Nathan Sidwell <nathan@acm.org>
10035 * gcov.c (STRING_SIZE): Remove.
10036 (generate_results): Erase annotations for source files with no
10037 coverage information.
10039 (output_lines): Use it.
10041 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
10043 * gimple.h (gimplify_body): Remove first argument.
10044 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
10045 pointer set here, instead just pass DATA to walk_tree.
10046 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
10047 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
10048 (unvisit_body): Likewise, but with unmark_visited.
10049 (gimplify_body): Remove BODY_P argument and adjust.
10050 (gimplify_function_tree): Adjust call to gimplify_body.
10051 * omp-low.c (finalize_task_copyfn): Likewise.
10053 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
10055 * tree.h (build_function_decl_skip_args): Add boolean parameter.
10056 (build_function_type_skip_args): Delete.
10057 * tree.c (build_function_type_skip_args): Make static and add
10058 SKIP_RETURN parameter. Fix thinko in the handling of variants.
10059 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
10060 pass it to build_function_type_skip_args.
10061 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
10062 (tree_function_versioning): Likewise.
10063 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
10064 build_function_decl_skip_args.
10065 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
10066 and pass it to build_function_decl_skip_args/tree_function_versioning.
10067 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
10068 * ipa-inline-transform.c (save_inline_function_body): Likewise.
10069 * trans-mem.c (ipa_tm_create_version): Likewise.
10070 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
10071 * tree-inline.c (declare_return_variable): Remove always-true test.
10072 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
10073 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
10074 * ipa-split.c (split_function): Skip the return value for the split
10075 part if it doesn't return.
10077 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10079 PR tree-optimization/49642
10080 * ipa-split.c (forbidden_dominators): New variable.
10081 (check_forbidden_calls): New function.
10082 (dominated_by_forbidden): Likewise.
10083 (consider_split): Check for forbidden dominators.
10084 (execute_split_functions): Initialize and free forbidden
10085 dominators info; call check_forbidden_calls.
10087 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10089 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
10091 2012-01-11 Nick Clifton <nickc@redhat.com>
10093 * config/rx/rx.md (return): Define pattern.
10095 2012-01-11 Richard Guenther <rguenther@suse.de>
10097 * doc/extend.texi (malloc attribute): Adjust according to
10100 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
10101 Patrick Marlier <patrick.marlier@gmail.com>
10103 PR middle-end/51516
10104 * trans-mem.c (get_cg_data): Traverse aliases if requested.
10105 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
10106 (ipa_tm_note_irrevocable): Same.
10107 (ipa_tm_scan_irr_block): Same.
10108 (ipa_tm_decrement_clone_counts): Same.
10109 (ipa_tm_scan_irr_function): Same.
10110 (ipa_tm_create_version_alias): Same.
10111 (ipa_tm_create_version): Same.
10112 (ipa_tm_transform_calls_redirect): Same.
10113 (ipa_tm_transform_calls): Same.
10114 (ipa_tm_transform_transaction): Same.
10115 (ipa_tm_execute): Same.
10117 2012-01-10 Richard Guenther <rguenther@suse.de>
10119 PR middle-end/51806
10120 * opts.c (common_handle_option): Handle -Werror.
10122 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
10124 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
10127 2012-01-10 Jason Merrill <jason@redhat.com>
10129 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
10132 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10134 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
10135 supports R_386_TLS_GD_PLT reloc.
10136 (gcc_cv_as_ix86_tlsldmplt): Check if linker
10137 supports R_386_TLS_LDM_PLT reloc.
10138 * configure: Regenerate.
10139 * config.in: Regenerate.
10141 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
10144 Extend __pgmx semantics to linearize memory.
10145 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
10146 determine if code comes inline or from libgcc.
10147 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
10148 (movmem_qi, movmem_qi): Set constraint #2 to "n".
10149 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
10150 (movmemx_qi, movmemx_hi): New insns.
10151 (xload_<mode>_libgcc): Rewrite to new insn condition.
10152 (xload_<mode>): Remove insns.
10153 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
10154 cases that don't satisfy avr_xload_libgcc_p().
10155 (avr_addr_space_convert): Allow converting in any direction.
10156 (avr_addr_space_subset_p): Return always true.
10157 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
10158 (avr_emit_movmemhi): Ditto.
10159 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
10160 (avr_out_movmem): Ditto.
10161 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
10162 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
10163 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
10164 (avr_encode_section_info): Encode 'progmem' in symbol flags.
10165 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
10167 2012-01-10 Richard Guenther <rguenther@suse.de>
10169 PR tree-optimization/50913
10170 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
10171 Require data-refs to be representable by Graphite with respect
10174 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
10176 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
10177 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
10179 2012-01-10 Tom de Vries <tom@codesourcery.com>
10181 PR rtl-optimization/51271
10182 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
10183 handling annulled branch.
10185 2012-01-10 Richard Henderson <rth@redhat.com>
10187 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
10188 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
10189 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
10190 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
10191 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
10192 arm_expand_vec_perm_const): New.
10193 * config/arm/arm-protos.h: Update.
10194 * config/arm/neon.md (UNSPEC_VCONCAT): New.
10195 (*neon_vswp<VDQX>): New.
10196 (neon_vcombine<VDX>): Use neon_split_vcombine.
10197 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
10198 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
10199 (vec_perm<VE>): New.
10201 2012-01-10 Richard Henderson <rth@redhat.com>
10203 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
10204 use it if reload_completed.
10205 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
10206 arm_output_asm_insn, arm_process_output_memory_barrier,
10207 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
10208 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
10209 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
10210 arm_process_output_sync_insn, arm_output_sync_insn,
10211 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
10212 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
10213 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
10214 (emit_unlikely_jump): New.
10215 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
10216 (arm_split_atomic_op): New.
10217 * config/arm/arm-protos.h: Update.
10218 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
10219 (struct arm_sync_generator): Remove.
10220 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
10221 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
10222 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
10223 (VUNSPEC_LL, VUNSPEC_SC): New.
10224 (sync_result, sync_memory, sync_required_value, sync_new_value,
10225 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
10226 (attr length): Don't use arm_sync_loop_insns.
10227 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
10228 (movsfcc, movdfcc): Likewise.
10229 * config/arm/constraints.md (Ua): New.
10230 * config/arm/prediates.md (mem_noofs_operand): New.
10231 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
10232 (sync_clobber, sync_t2_reqd): Remove.
10233 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
10234 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
10235 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
10236 (arm_sync_compare_and_swap<SIDI>): Remove.
10237 (arm_sync_compare_and_swap<NARROW>): Remove.
10238 (arm_sync_lock_test_and_set<SIDI>): Remove.
10239 (arm_sync_lock_test_and_set<NARROW>): Remove.
10240 (arm_sync_new_<syncop><SIDI>): Remove.
10241 (arm_sync_new_<syncop><NARROW>): Remove.
10242 (arm_sync_new_nand<SIDI>): Remove.
10243 (arm_sync_new_nand<NARROW>): Remove.
10244 (arm_sync_old_<syncop><SIDI>): Remove.
10245 (arm_sync_old_<syncop><NARROW>): Remove.
10246 (arm_sync_old_nand<SIDI>): Remove.
10247 (arm_sync_old_nand<NARROW>): Remove.
10248 (*memory_barrier): Merge arm_output_memory_barrier.
10249 (atomic_compare_and_swap<QHSD>): New.
10250 (atomic_compare_and_swap<NARROW>_1): New.
10251 (atomic_compare_and_swap<SIDI>_1): New.
10252 (atomic_exchange<QHSD>): New.
10253 (cas_cmp_operand, cas_cmp_str): New.
10254 (atomic_op_operand, atomic_op_str): New.
10255 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
10256 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
10257 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
10258 (arm_load_exclusive<NARROW>): New.
10259 (arm_load_exclusivesi, arm_load_exclusivedi): New.
10260 (arm_store_exclusive<QHSD>): New.
10262 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10264 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
10265 reload patterns if -mvsx-scalar-memory.
10267 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
10268 generated, even -mno-vsx-scalar-double was used.
10269 (vsx_xscvdpsp_scalar): Likewise.
10270 (vsx_xscvspdp_scalar2): Likewise.
10272 2012-01-09 Tom de Vries <tom@codesourcery.com>
10273 Andrew Pinski <apinski@cavium.com>
10276 * reorg.c (fill_slots_from_thread): Don't speculate
10277 frame-related insns.
10279 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
10281 * sched-int.h (bb_note): Move to...
10282 * basic-block.h: ...here.
10283 * haifa-sched.c (bb_note): Move to...
10284 * cfgrtl.c: ...here.
10285 * function.c (next_block_for_reg): New function.
10286 (move_insn_for_shrink_wrap): Likewise.
10287 (prepare_shrink_wrap): Rewrite to use the above.
10289 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
10291 * gimple.c (is_gimple_non_addressable): Remove.
10292 * gimple.h: Remove is_gimple_non_addressable.
10293 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
10294 is_gimple_non_addressable.
10295 * trans-mem.c (expand_assign_tm): Same.
10297 2012-01-09 Richard Guenther <rguenther@suse.de>
10299 PR tree-optimization/51775
10300 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
10301 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
10303 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10305 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
10307 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
10309 2012-01-09 Richard Guenther <rguenther@suse.de>
10311 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
10313 2012-01-08 Jan Hubicka <jh@suse.cz>
10315 PR tree-optimize/51680
10316 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
10317 on when known_vals needs to be computed; cleanup.
10319 2012-01-08 Jan Hubicka <jh@suse.cz>
10321 PR tree-optimize/51694
10322 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
10324 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
10326 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
10327 for -std=c++98 and -std=c++11 too.
10329 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
10331 * cfgloop.c (cancel_loop): Add free() of bbs array.
10333 2012-01-07 Jan Hubicka <jh@suse.cz>
10335 PR tree-optimization/51600
10336 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
10337 that benefits small functions.
10339 2012-01-07 Jan Hubicka <jh@suse.cz>
10341 * ipa-inline.c (want_inline_small_function_p): Fix formating.
10343 2012-01-07 Jan Hubicka <jh@suse.cz>
10345 PR tree-optimization/51680
10346 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
10347 whose inlining reduce unit size.
10349 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
10352 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
10353 Add canonical node to containing_mem chain after the non-canonical
10354 one, even if there weren't any locs to propagate.
10355 (remove_useless_values): Keep only canonical values.
10356 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
10357 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
10358 canonicalize mem_chain elements that are not discarded.
10360 2012-01-06 Jakub Jelinek <jakub@redhat.com>
10363 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
10364 before emitting functions.
10366 PR gcov-profile/50127
10367 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
10368 clear_aux_for_blocks.
10370 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
10373 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
10375 2012-01-06 Arnaud Charlet <charlet@adacore.com>
10377 * c-decl.c (ext_block): Moved up.
10378 (collect_all_refs, for_each_global_decl): Take ext_block into account.
10380 2012-01-06 Han Shen <shenhan@google.com>
10382 Translate built-in include paths for sysroot.
10383 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
10384 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
10386 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
10387 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
10389 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
10390 control whether sysroot should be prepended to gxx include dir.
10392 * configure: Regenerate.
10394 2012-01-06 Torvald Riegel <triegel@redhat.com>
10396 PR rtl-optimization/51771
10397 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
10398 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
10400 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
10402 PR tree-optimization/51315
10403 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
10404 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
10406 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
10409 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
10410 for shrp pattern. Correctly handle and fixup shift variable.
10411 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
10413 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10416 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
10417 note when !ACCUMULATE_OUTGOING_ARGS.
10419 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
10421 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
10423 (extract_range_from_unary_expr_1): Avoid useless computations.
10425 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10427 PR rtl-optimization/51767
10428 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
10429 of jump_block and add an extra edge for degenerated asm gotos.
10431 PR middle-end/51768
10432 * stmt.c (check_unique_operand_names): Don't ICE during error
10433 reporting if i is from labels chain.
10435 PR middle-end/44777
10436 * profile.c (branch_prob): Split bbs that have exit edge
10437 and need a fake entry edge too.
10439 2012-01-05 Jan Hubicka <jh@suse.cz>
10441 PR middle-end/49710
10442 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
10445 2012-01-05 Richard Guenther <rguenther@suse.de>
10448 * tree-streamer-out.c (write_ts_optimization): New function.
10449 (streamer_write_tree_body): Call it.
10450 * tree-streamer-in.c (lto_input_ts_optimization): New function.
10451 (streamer_read_tree_body): Call it.
10452 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
10454 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10456 PR middle-end/51761
10457 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
10458 * gimplify.c (gimplify_cleanup_point_expr): Save and set
10459 in_cleanup_point_expr before gimplify_stmt call and restore it
10461 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
10462 in_cleanup_point_expr is false.
10464 2012-01-05 Richard Guenther <rguenther@suse.de>
10466 PR middle-end/51764
10467 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
10469 * toplev.c (process_options): Reject combining mudflap and LTO.
10470 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
10472 2012-01-05 Richard Guenther <rguenther@suse.de>
10474 PR tree-optimization/51760
10475 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
10477 (bit_value_unop): Handle UNDEFINED operands.
10478 (bit_value_binop): Likewise.
10480 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
10482 * config/avr/avr.c (avr_replace_prefix): Remove.
10483 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
10484 (avr_asm_function_rodata_section): Ditto.
10485 (avr_asm_select_section): Ditto.
10487 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
10489 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
10492 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10495 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
10496 calls that have any non-fake successor edges.
10499 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
10501 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
10503 PR tree-optimization/51624
10504 * tree-sra.c (build_ref_for_model): When replicating a chain of
10505 COMPONENT_REFs, stop as soon as the offset would become negative.
10507 2012-01-04 Jakub Jelinek <jakub@redhat.com>
10510 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
10511 in .debug_loc on the floor.
10513 2012-01-04 Andrew Pinski <apinski@cavium.com>
10515 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
10517 2012-01-04 Andrew Pinski <apinski@cavium.com>
10518 Adam Nemet <anemet@caviumnetworks.com>
10520 * config/mips/mips.md (size): Add SI and DI.
10521 (SIZE): New mode attribute.
10522 (U): New code attribute.
10523 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
10524 (mips_lbux_<mode>): Delete.
10525 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
10526 (mips_lhx): Use gen_mips_lhx_extsi.
10527 (mips_lhx_<mode>): Delete.
10528 (mips_lwx): Delete.
10529 (mips_l<size>x): New expand.
10530 (mips_lwx_<mode>): Delete.
10531 (mips_l<GPR:size>x_<P:mode>): New pattern.
10532 (*mips_lw<u>x_<P:mode>_ext): Likewise.
10533 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
10534 * config/mips/mips.c (mips_lx_address_p): New function.
10535 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
10536 (dsp64): New availability predicate.
10537 (mips_builtins): Add an entry for __builtin_mips_ldx.
10538 * config/mips/mips.h (ISA_HAS_LBX): New define.
10539 (ISA_HAS_LBUX): Likewise.
10540 (ISA_HAS_LHX): Likewise.
10541 (ISA_HAS_LHUX): Likewise.
10542 (ISA_HAS_LWX): Likewise.
10543 (ISA_HAS_LWUX): Likewise.
10544 (ISA_HAS_LDX): Likewise.
10545 * doc/extend.texi (__builtin_mips_ldx): Document.
10547 2012-01-04 Tristan Gingold <gingold@adacore.com>
10549 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
10550 when long pointers are used.
10551 * config.build (*-*-*vms*): Handle all OpenVMS targets.
10552 (alpha64-dec-*vms*, alpha*-dec-*vms*)
10553 (ia64-hp-*vms*): Remove.
10554 * config/vms/xm-vms64.h: Delete.
10556 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10558 PR middle-end/51472
10559 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
10561 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10563 * opts.c (finish_options): Remove duplicate sorry.
10565 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10567 PR middle-end/51696
10568 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
10571 2012-01-04 Richard Guenther <rguenther@suse.de>
10573 PR middle-end/51750
10574 * tree.c (size_low_cst): New function.
10575 * tree.h (size_low_cst): Declare.
10576 * fold-const.c (fold_comparison): Use it to extract the low
10577 part of the POINTER_PLUS_EXPR offset.
10579 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
10581 Fix clearing ZERO_REG
10582 * config/avr/avr.md (cc): Add alternative "ldi".
10583 (movqi_insn): Use it in cc attribute.
10584 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
10585 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
10586 (output_reload_insisf): Use ZERO_REG to pre-clear register.
10588 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10590 * configure: Regenerate.
10592 2012-01-04 Richard Guenther <rguenther@suse.de>
10594 PR tree-optimization/49651
10595 * tree-ssa-structalias.c (type_can_have_subvars): New function.
10596 (var_can_have_subvars): Use it.
10597 (get_constraint_for_1): Only consider subfields if there can be any.
10599 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10602 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
10603 to its new canonical_cselib_val and the cselib_val was in
10604 first_containing_mem chain, but the canonical_cselib_val was not,
10605 add the latter into the chain.
10606 (cselib_invalidate_mem): Compare canonical_cselib_val of
10607 addr_list chain elt with v.
10610 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
10611 dwarf2out_undef): Allocate e.info using ggc_strdup instead
10613 (output_macinfo_op): Don't ggc_strdup fd->filename.
10614 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
10615 then ggc_strdup it. Don't free inc->info or cur->info.
10616 (output_macinfo): Don't free ref->info or file->info.
10618 2012-01-03 Ira Rosen <irar@il.ibm.com>
10620 PR tree-optimization/51269
10621 * tree-vect-loop-manip.c (set_prologue_iterations): Make
10622 first_niters a pointer.
10623 (slpeel_tree_peel_loop_to_edge): Likewise.
10624 (vect_do_peeling_for_loop_bound): Update call to
10625 slpeel_tree_peel_loop_to_edge.
10626 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
10627 here. Remove it from the parameters list.
10628 (vect_do_peeling_for_alignment): Update calls and compute
10629 wide_prolog_niters.
10631 2012-01-03 Richard Guenther <rguenther@suse.de>
10633 PR tree-optimization/51070
10634 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
10635 Properly handle calls.
10637 2012-01-03 Richard Guenther <rguenther@suse.de>
10639 PR tree-optimization/51692
10640 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
10641 the LHS of allocation stmts.
10643 2012-01-03 Olivier Hainque <hainque@adacore.com>
10645 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
10647 2012-01-03 Olivier Hainque <hainque@adacore.com>
10649 * collect2.c (main): In AIX specific computations for vector
10650 insertions, use CONST_CAST2 to cast from char ** to const char **.
10652 2012-01-03 Richard Guenther <rguenther@suse.de>
10655 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
10656 the context of a limbo DIE when it does not already exist.
10658 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10660 PR tree-optimization/51719
10661 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
10662 but direct call is, clear direct call's lhs and don't add fallthrough
10663 edge from dcall_bb to join_bb and PHIs.
10665 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10667 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
10668 the instructions emitted by the pattern.
10669 ("*TDC_insn_<mode>"): Add comment.
10671 2012-01-03 Richard Guenther <rguenther@suse.de>
10673 PR middle-end/51730
10674 * fold-const.c (fold_comparison): Properly canonicalize
10675 tree offset and HOST_WIDE_INT bit position.
10677 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
10679 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
10680 operands for extzv pattern.
10682 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10685 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
10688 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
10690 * doc/invoke.texi (-flto and related options): Copy-edit.
10692 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10694 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
10696 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10698 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
10701 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10703 * expr.h (move_by_pieces_ninsns): Declare.
10704 * expr.c (move_by_pieces_ninsns): Make external.
10705 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
10706 (mips_store_by_pieces_p): Likewise.
10707 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
10708 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
10709 * config/mips/mips.c (mips_move_by_pieces_p): New function.
10710 (mips_store_by_pieces_p): Likewise.
10712 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10714 * passes.c (register_one_dump_file): Free full_name.
10716 * reload1.c (reload): Don't allocate reg_max_ref_width here.
10717 (calculate_elim_costs_all_insns): Free offsets_at and
10718 offsets_known_at at the end and clear the pointers.
10720 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10722 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
10723 this option introduced in r180739.
10725 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10728 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
10729 (tmake_file target=avr): Add avr/t-multilib.
10731 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
10732 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
10733 * config/avr/genmultilib.awk: New file.
10734 * config/avr/t-multilib: New auto-generated file.
10735 * config/avr/multilib.h: New auto-generated file.
10736 * config/avr/t-avr (AVR_MCUS): New variable.
10737 (genopt.sh): Use it.
10738 (s-mlib): Depend on t-multilib.
10739 (t-multilib, multilib.h): New dependencies.
10740 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
10741 (MULTILIB_OPTIONS): Remove.
10742 (MULTILIB_MATCHES): Remove.
10743 (MULTILIB_DIRNAMES): Remove.
10744 (MULTILIB_EXCEPTIONS): Remove:
10745 * config/avr/genopt.sh: Don't use hard coded file name;
10746 pass AVR_MCUS from t-avr instead.
10748 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10750 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
10752 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10754 Implement light-weight DImode support.
10755 * config/avr/avr-dimode.md: New file.
10756 * config/avr/avr.md: Include it.
10757 (adjust_len): Add plus64, compare64.
10758 (HIDI): Remove code iterator.
10759 (code_stdname): New code attribute.
10760 (rotx, rotsmode): Remove DI.
10761 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
10763 * config/avr/avr-protos.h (avr_have_dimode): New.
10764 (avr_out_plus64, avr_out_compare64): New.
10765 * config/avr/avr.c (avr_out_compare): Handle DImode.
10766 (avr_have_dimode): New variable definition and initialization.
10767 (avr_out_compare64, avr_out_plus64): New functions.
10768 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
10769 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
10770 (avr_compare_pattern): Skip DImode comparisons.
10772 2012-01-02 Revital Eres <revital.eres@linaro.org>
10774 * ddg.c (def_has_ccmode_p): New function.
10775 (add_cross_iteration_register_deps,
10776 create_ddg_dep_from_intra_loop_link): Call it.
10778 2012-01-02 Richard Guenther <rguenther@suse.de>
10781 * invoke.texi (fassociative-math): Remove spurious paranthesis.
10783 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10785 * gcc.c (process_command): Update copyright notice dates.
10786 * gcov.c (print_version): Likewise.
10787 * gcov-dump.c (print_version): Likewise.
10788 * mips-tfile.c (main): Likewise.
10789 * mips-tdump.c (main): Likewise.
10791 2012-01-01 Ira Rosen <irar@il.ibm.com>
10793 PR tree-optimization/51704
10794 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
10795 a use is inside the basic block or loop before accessing its vect info.
10797 2012-01-01 Jan Hubicka <jhjh@suse.cz>
10799 PR rtl-optimization/51069
10800 * cfgloopmanip.c (remove_path): Removing path making irreducible
10801 region unconditional makes BB part of the region.
10803 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10805 PR tree-optimization/51683
10806 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
10807 calls with side-effects.
10808 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
10810 Copyright (C) 2012 Free Software Foundation, Inc.
10812 Copying and distribution of this file, with or without modification,
10813 are permitted in any medium without royalty provided the copyright
10814 notice and this notice are preserved.