1 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3 * doc/md.texi (fma): Define to only be applicable for single
6 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
9 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
10 generate target register for "load" class builtins.
13 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
16 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
17 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
18 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
19 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
20 (<sse>_movu<ssemodesuffix>): New expander.
21 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
22 (avx_movdqu<avxmodesuffix>): New expander.
23 (*sse2_movdqu): Rename from sse2_movdqu.
24 (sse2_movdqu): New expander.
26 2012-05-14 Marc Glisse <marc.glisse@inria.fr>
29 * config/i386/i386.c (ix86_expand_vec_perm_const): Move code to ...
30 (canonicalize_perm): ... new function.
31 (expand_vec_perm_2vperm2f128_vshuf): New function.
32 (ix86_expand_vec_perm_const_1): Call it.
34 2012-05-14 Andrew Pinski <apinski@cavium.com>
35 H.J. Lu <hongjiu.lu@intel.com>
36 Jakub Jelinek <jakub@redhat.com>
39 * config/i386/i386.md (xbegin_1): Use + in constraint and match_dup.
42 2012-05-14 Jakub Jelinek <jakub@redhat.com>
44 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
45 lineno 1 the same as lineno 0 before first start file directive.
46 (optimize_macinfo_range): Likewise.
48 * dwarf2out.c (have_macinfo): Define.
49 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
50 attribute, don't force empty compilation unit and don't emit any
51 .debug_macinfo/.debug_macro section if macinfo_table is empty.
53 2012-05-14 Georg-Johann Lay <avr@gjlay.de>
56 * config/avr/avr.c (avr_const_address_lo16): Remove.
57 (avr_assemble_integer): Print ".byte lo8(x)",
58 ".byte hi8(x)", ".byte hh8(x)" instead of emit an assembler
59 .warning if 3-byte address is assembled.
60 * doc/extend.texi (AVR Named Address Spaces): Document that
61 binutils 2.23 is needed to assemble 3-byte addresses.
63 2012-05-14 Richard Guenther <rguenther@suse.de>
65 * tree-vect-data-refs.c (vect_setup_realignment): Remove
66 call to mark_symbols_for_renaming.
67 (vect_permute_load_chain): Likewise.
68 * tree-vect-loop.c (vect_is_slp_reduction): Update stmt
69 instead of calling mark_symbols_for_renaming.
70 * tree-vect-stmts.c (read_vector_array): Remove call to
71 mark_symbols_for_renaming.
72 (write_vector_array): Likewise.
73 (vectorizable_call): Likewise.
74 (vectorizable_store): Likewise.
75 (vectorizable_load): Likewise.
76 * matrix-reorg.c (transform_allocation_sites): Likewise.
77 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
78 (create_expression_by_pieces): Likewise.
80 2012-05-14 Richard Guenther <rguenther@suse.de>
82 * gimplify.c (gimple_regimplify_operands): Only mark the LHS
83 of statements for renaming.
84 (force_gimple_operand_1): Likewise, consistently for both
85 calls to force_gimple_operand and force_gimple_operand_gsi.
87 2012-05-14 Richard Guenther <rguenther@suse.de>
89 * tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
90 * omp-low.c (expand_omp_taskreg): Properly conditionalize call
92 (expand_omp_for): Likewise.
93 (expand_omp_for_generic): Adjust conditional add to referenced vars.
94 Use make_rename_temp for temporaries that should be rewritten into
96 (expand_omp_for_static_nochunk): Likewise.
97 (expand_omp_atomic_pipeline): Likewise.
99 2012-05-14 Richard Guenther <rguenther@suse.de>
101 PR tree-optimization/53331
102 * tree-vect-data-refs.c (vect_verify_datarefs_alignment): Ignore
104 * tree-vect-stmts.c (vect_model_load_cost): Handle strided loads.
106 2012-05-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
109 * doc/options.texi: (LangEnabledBy): Document it.
110 * optc-gen.awk: Handle LangEnabledBy.
111 * opth-gen.awk: Generate declaration for lang-specific functions.
112 * opt-read.awk: Record lang numbers.
113 * opt-functions.awk (flag_set_p): Ignore the arguments of flags.
114 (lang_sanitized_name): New.
116 2012-05-14 Bernd Schmidt <bernds@codesourcery.com>
118 * attribs.c (decl_attributes): Avoid emitting a warning if
120 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Use lowercase for rtx
121 codes. Document meaning of sets inside CALL_INSN_FUNCTION_USAGE.
122 * c-family/c-common.c (DEF_ATTR_STRING): Define and undefine as
124 * builtin-attrs.def (DEF_ATTR_FOR_STRING): Define. Use it to
126 (ATTR_RET1_NOTHROW_NONNULL_LEAF): New attr definition.
127 * builtins.def (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET,
128 BUILT_IN_STRCPY): Use it for these functions.
129 * postreload.c (reload_combine): Deal with SETs inside
130 CALL_INSN_FUNCTION_USAGE.
131 * caller-save.c (setup_save_areas, save_call_clobbered_regs):
132 Look for REG_RETURNED notes and use a cheap restore if possible.
133 * ira-int.h (struct ira_allocno): New member cheap_calls_crossed_num.
134 (ALLOCNO_CHEAP_CALLS_CROSSED_NUM): New macro.
135 * ira-build.c (ira_create_allocno, create_cap_allocno,
136 propagate_allocno_info, propagate_some_info_from_allocno,
137 copy_info_to_removed_store_destination, ira_flattening): Handle it.
138 * ira-lives.c (pseudo_regno_single_word_and_live_p,
139 find_call_crossed_cheap_reg): New static functions.
140 (process_bb_node_lives): Look for SETs in CALL_INSN_FUNCTION_USAGE,
141 and set ALLOCNO_CHEAP_CALLS_CROSSED_NUM if possible. Also make
142 a REG_RETURNED note in that case.
143 * ira.c (setup_reg_renumber): Change assert to allow cases where
144 allocnos only cross calls for which they are cheap to restore.
145 * ira-costs.c (ira_tune_allocno_costs): Compare
146 ALLOCNO_CALLS_CROSSED_NUM to ALLOCNO_CHEAP_CALLS_CROSSED_NUM rather
148 * reg-notes.def (REG_RETURNED): New note.
149 * cse.c (cse_insn): Likewise.
150 * sched-deps.c (sched_analyze_insn): Likewise.
151 * expr.c (init_block_move_fn): Set a "fn spec" attribute.
152 * calls.c (decl_return_flags): New static function.
153 (expand_call): Generate a SET in CALL_INSN_FUNCTION_USAGE for
154 functions that return one of their arguments.
155 * lto/lto-lang.c (handle_fnspec_attribute): New static function.
156 (lto_attribute_table): Add "fn spec".
157 (DEF_ATTR_STRING): Define and undefine along with the other macros.
158 * regcprop.c (struct kill_set_value_data): New.
159 (kill_set_value): Interpret data as a pointer to such a struct.
160 Do nothing if the caller wants the register to be ignored.
161 (copyprop_hardreg_forward_1): Handle SETs in CALL_INSN_FUNCTION_USAGE.
163 2012-05-14 Richard Guenther <rguenther@suse.de>
165 PR tree-optimization/53340
166 * tree-ssa-pre.c (op_valid_in_sets): Fix error in last commit.
168 2012-05-14 Richard Guenther <rguenther@suse.de>
170 * gimplify.c (gimplify_expr): Remove odd code.
172 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
174 * stor-layout.c (bit_from_pos): Distribute conversion to bitsizetype
175 into a PLUS_EXPR byte offset.
177 * tree-ssa-pre.c (can_value_number_call): Delete.
178 (compute_avail): Skip all statements with side effects.
179 <GIMPLE_CALL>: Skip calls to internal functions.
181 2012-05-13 Steven Bosscher <steven@gcc.gnu.org>
183 * config/pa/pa.md: Use define_c_enum for "unspec" and "unspecv".
185 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
187 * common.opt (Wtype-limits): Use EnabledBy.
189 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
191 * config/i386/i386.md (*pushtf): Enable for TARGET_SSE.
192 (pushtf splitter): Ditto.
194 (*movtf_internal): Ditto. Use V4SFmode for !TARGET_SSE2.
195 (<code>tf2): Enable for TARGET_SSE.
196 (*absnegtf2_sse): Ditto.
197 (copysign<mode>3): Enable TFmode for TARGET_SSE.
198 (copysign<mode>3_const): Ditto.
199 (copysign<mode>3_var): Ditto.
200 * config/i386/sse.md (<code>tf3): Enable for TARGET_SSE.
201 (*andnottf3): Ditto. Use V4SFmode for !TARGET_SSE2.
203 * config/i386/i386.c (struct builtin_description bdesc_args)
204 <IX86_BUILTIN_FABSQ>: Enable for TARGET_SSE.
205 <IX86_BUILTIN_COPYSIGNQ>: Ditto.
206 (ix86_expand_builtin) <IX86_BUILTIN_FABSQ, IX86_BUILTIN_COPYSIGNQ>:
207 Emit a normal call if SSE isn't available.
209 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
211 * config/i386/sse.md (<sse>_andnot<mode>3): Handle
212 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
213 (<code><mode>3): Ditto.
214 (*andnot<mode>3): Ditto.
216 (*<code><mode>3): Ditto.
219 2012-05-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
221 * optc-gen.awk: Error instead of warning for conflicting help.
223 2012-05-12 Jason Merrill <jason@redhat.com>
226 * dwarf2out.c (build_local_stub): Prefer DW_AT_signature for
229 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
231 * function.c (requires_stack_frame_p): If the function can throw
232 non-call exceptions, return true if the insn can throw internally.
234 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com>
236 * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.
238 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
240 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
241 ORDERED and UNORDERED conditions.
243 2012-05-11 Richard Guenther <rguenther@suse.de>
245 * tree-flow.h (referenced_var_check_and_insert): Remove.
246 (find_new_referenced_vars): Likewise.
247 * tree-dfa.c (referenced_var_check_and_insert): Make static.
248 (find_new_referenced_vars_1, find_new_referenced_vars): Remove.
249 * tree-inline.c (copy_bb): Use find_referenced_vars_in
250 instead of find_new_referenced_vars.
251 * gimple-fold.c (gimplify_and_update_call_from_tree): Likewise.
253 2012-05-11 Richard Guenther <rguenther@suse.de>
255 * tree-pass.h (pass_rest_of_compilation,
256 pass_all_optimizations, pass_postreload, pass_all_early_optimizations):
258 * passes.c (pass_all_optimizations, pass_postreload,
259 pass_all_early_optimizations): Make static.
260 (pass_rest_of_compilation): Likewise. Make it an RTL_PASS.
261 * tree-phinodes.c (init_phinodes, fini_phinodes): Remove.
262 * tree-ssa.c (init_tree_ssa): Do not call init_phinodes.
263 (delete_tree_ssa): Do not call fini_phinodes.
264 * tree-flow.h (init_phinodes, fini_phinodes): Remove.
266 2012-05-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
269 * doc/options.texi (EnabledBy): Document
270 * opts.c: Include opts.h and options.h before tm.h.
271 (finish_options): Do not handle some sub-options here...
272 (common_handle_option): ... instead call common_handle_option_auto here.
273 * optc-gen.awk: Handle EnabledBy.
274 * opth-gen.awk: Declare common_handle_option_auto.
275 * common.opt (Wuninitialized): Use EnabledBy. Delete Init.
276 (Wmaybe-uninitialized): Likewise.
277 (Wunused-but-set-variable): Likewise.
278 (Wunused-function): Likewise.
279 (Wunused-label): Likewise.
280 (Wunused-value): Likewise.
281 (Wunused-variable): Likewise.
282 * opt-read.awk: Create opt_numbers array.
284 2012-05-11 Richard Guenther <rguenther@suse.de>
286 PR tree-optimization/53295
287 * tree-data-ref.h (stride_of_unit_type_p): Handle non-constant
289 * tree-data-ref.c (dr_analyze_innermost): Allow non-constant
290 strides when analyzing data-references in a loop context.
291 * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Reject
292 non-constant strides for now.
293 (vect_enhance_data_refs_alignment): Ignore data references
294 that are strided loads.
295 (vect_analyze_data_ref_access): Handle non-constant strides.
296 (vect_check_strided_load): Verify the data-reference is a load.
297 (vect_analyze_data_refs): Restructure to make strided load
298 support not dependent on gather support.
299 * tree-vect-stmts.c (vectorizable_load): Avoid useless work
300 when doing strided or gather loads.
301 * tree-vect-loop-manip.c (vect_vfa_segment_size): Use
302 integer_zerop to compare stride with zero.
304 2012-05-11 H.J. Lu <hongjiu.lu@intel.com>
306 * config/i386/driver-i386.c (host_detect_local_cpu): Support RTM.
308 2012-05-11 Jan Hubicka <jh@suse.cz>
311 * varpool.c (varpool_assemble_decl): Also output constat pool entries
312 that output_constant_pool missed.
314 2012-05-11 Mingjie Xing <mingjie.xing@gmail.com>
316 * config/mips/t-vxworks: Change MUTLILIB_EXTRA_OPTS to
319 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
322 * config/i386/i386.md (xtest): Use NE condition in ix86_expand_setcc.
324 2012-05-11 Uros Bizjak <ubizjak@gmail.com>
326 * config/i386/i386.md (*movti_internal_rex64): Avoid MOVAPS size
327 optimization for TARGET_AVX.
328 (*movti_internal_sse): Ditto.
329 (*movdi_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
330 (*movdi_internal): Ditto.
331 (*movsi_internal): Ditto.
332 (*movtf_internal): Avoid MOVAPS size optimization for TARGET_AVX.
333 (*movdf_internal_rex64): Ditto.
334 (*movfd_internal): Ditto.
335 (*movsf_internal): Ditto.
336 * config/i386/sse.md (mov<mode>): Handle TARGET_SSE_LOAD0_BY_PXOR.
338 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
340 * dwarf2out.c (add_byte_size_attribute) <RECORD_TYPE>: Handle variable
341 reference as size attribute.
343 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
344 Tristan Gingold <gingold@adacore.com>
346 * doc/md.texi (Standard Names): Document probe_stack_address.
347 * explow.c (emit_stack_probe): Handle probe_stack_address.
348 * config/ia64/ia64.md (UNSPECV_PROBE_STACK_ADDRESS): New constant.
349 (UNSPECV_PROBE_STACK_RANGE): Likewise.
350 (probe_stack_address): New insn.
351 (probe_stack_range): Likewise.
352 * config/ia64/ia64.c: Include common/common-target.h.
353 (ia64_compute_frame_size): Mark r2 and r3 as used if static stack
355 (ia64_emit_probe_stack_range): New function.
356 (output_probe_stack_range): Likewise.
357 (ia64_expand_prologue): Invoke ia64_emit_probe_stack_range if static
358 builtin stack checking is enabled.
359 (rtx_needs_barrier) <UNSPEC_VOLATILE>: Handle UNSPECV_PROBE_STACK_RANGE
360 and UNSPECV_PROBE_STACK_ADDRESS.
361 (unknown_for_bundling_p): New predicate.
362 (group_barrier_needed): Use important_for_bundling_p.
363 (ia64_dfa_new_cycle): Use unknown_for_bundling_p.
364 (issue_nops_and_insn): Likewise.
365 (bundling): Likewise.
366 (final_emit_insn_group_barriers): Likewise.
367 * config/ia64/ia64-protos.h (output_probe_stack_range): Declare.
368 * config/ia64/hpux.h (STACK_CHECK_STATIC_BUILTIN): Define.
369 (STACK_CHECK_PROTECT): Likewise.
370 * config/ia64/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
372 2012-05-10 Jan Hubicka <jh@suse.cz>
374 * ipa-inline.c (update_all_callee_keys): Remove.
375 (inline_small_functions): Simplify priority updating.
377 2012-05-10 Jan Hubicka <jh@suse.cz>
379 * ipa.c (symtab_remove_unreachable_nodes): Fix marking of clones.
381 2012-05-10 Jan Hubicka <jh@suse.cz>
383 * cgraph.h (cgraph_remove_unreachable_nodes): Rename to ...
384 (symtab_remove_unreachable_nodes): ... this one.
385 * ipa-cp.c (ipcp_driver): Do not remove unreachable nodes.
386 * cgraphunit.c (ipa_passes): Update.
387 * cgraphclones.c (cgraph_materialize_all_clones): Update.
388 * cgraph.c (cgraph_release_function_body): Only turn initial
389 into error mark when initial was previously set.
390 * ipa-inline.c (ipa_inline): Update.
391 * ipa.c: Include ipa-inline.h
392 (enqueue_cgraph_node, enqueue_varpool_node): Remove.
393 (enqueue_node): New function.
394 (process_references): Update.
395 (symtab_remove_unreachable_nodes): Cleanup.
396 * passes.c (execute_todo, execute_one_pass): Update.
398 2012-05-10 Vladimir Makarov <vmakarov@redhat.com>
400 PR rtl-optimization/53125
401 * ira.c (ira): Call find_moveable_pseudos and
402 move_unallocated_pseudos if only ira_conflicts_p is true.
404 2012-05-10 Uros Bizjak <ubizjak@gmail.com>
406 * config/i386/i386.md (*movoi_internal_avx): Handle
407 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL and TARGET_SSE_TYPELESS_STORES.
408 (*movti_internal_rex64): Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL.
409 (*movti_internal_sse): Ditto.
410 (*movtf_internal): Ditto.
411 * config/i386/sse.md (ssePSmode): New mode attribute.
412 (*move<mode>_internal): Use ssePSmode.
413 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Ditto.
414 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
415 * config/i386/i386.c (standard_sse_constant_opcode): Do not handle
416 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL here.
418 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
420 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
421 DECL_ORIGINAL_TYPE if it is present.
423 2012-05-10 Nick Clifton <nickc@redhat.com>
426 * config/m32c/bitops.md (bset_qi): Change operand 2 from having
427 a "0" constraint to being a (match_dup 0).
429 2012-05-10 Richard Guenther <rguenther@suse.de>
431 * stor-layout.c (byte_from_pos): Amend comment.
433 2012-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
435 * doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
436 Document requirement to call in constructors.
438 * config/i386/i386.c: Update comments for i386-cpuinfo.c name change.
440 2012-05-10 Richard Guenther <rguenther@suse.de>
442 * tree.h (TYPE_IS_SIZETYPE): Remove.
443 * fold-const.c (int_const_binop_1): Remove TYPE_IS_SIZETYPE use.
444 (extract_muldiv_1): Likewise.
445 * gimple.c (gtc_visit): Likewise.
446 (gimple_types_compatible_p): Likewise.
447 (iterative_hash_canonical_type): Likewise.
448 (gimple_canonical_types_compatible_p): Likewise.
449 * gimplify.c (gimplify_one_sizepos): Likewise.
450 * print-tree.c (print_node): Likewise.
451 * stor-layout.c (initialize_sizetypes): Do not set TYPE_IS_SIZETYPE.
453 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
456 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
457 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
458 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
459 instead of xop_mulv2div2di3_low.
460 (xop_p<macs>dql): Fix vec_select selector.
461 (xop_p<macs>dqh): Ditto.
462 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
463 (xop_mulv2div2di3_high): Ditto.
465 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
468 * diagnostic.h (diagnostic_context): Add last_location.
469 * diagnostic.c (diagnostic_initialize): Initialize it.
470 (diagnostic_show_locus): Use it.
472 2012-05-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
474 * doc/extend.texi (Function Attributes): Point xref to section
477 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
479 * config/i386/i386.c (*movdf_internal_rex64): Remove
480 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
481 Calculate "mode" attribute according to
482 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
483 (*movdf_internal): Ditto.
485 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
488 * config/i386/i386.c (ix86_expand_vector_move_misalign): Do not handle
489 128 bit vectors specially for TARGET_AVX. Emit sse2_movupd and
490 sse_movupd RTXes for TARGET_AVX, TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
491 or when optimizing for size.
492 * config/i386/sse.md (*mov<mode>_internal): Remove
493 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling from asm output code.
494 Calculate "mode" attribute according to optimize_function_for_size_p
495 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flag.
496 (*<sse>_movu<ssemodesuffix><avxsizesuffix>): Choose asm template
497 depending on the mode of the instruction. Calculate "mode" attribute
498 according to optimize_function_for_size_p, TARGET_SSE_TYPELESS_STORES
499 and TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL flags.
500 (*<sse2>_movdqu<avxsizesuffix>): Ditto.
502 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
505 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
506 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
507 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
508 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
509 (expand_prologue): Move initialization of cfun->machine->is_naked,
510 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
511 (avr_set_current_function): ...this new static function.
512 (TARGET_SET_CURRENT_FUNCTION): New define.
513 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
514 checking attributes of current_function_decl.
515 (avr_regs_to_save): Ditto.
516 (signal_function_p): Rename to avr_signal_function_p.
517 (interrupt_function_p): Rename to avr_interrupt_function_p.
519 * doc/extend.texi (Function Attributes): Better explanation of
520 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
523 2012-05-09 Michael Matz <matz@suse.de>
525 PR tree-optimization/53185
526 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Disable
527 peeling when we see strided loads.
529 2012-05-09 Matthias Klose <doko@ubuntu.com>
531 * gcc-ar.c (main): Don't check for execute bits for the plugin.
533 2012-05-09 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
535 * tree-ssa-loop-ivopts.c (add_autoinc_candidates, get_address_cost):
536 Replace use of HAVE_{POST/PRE}_{INCREMENT/DECREMENT} with
537 USE_{LOAD/STORE}_{PRE/POST}_{INCREMENT/DECREMENT} appropriately.
538 * config/arm/arm.h (ARM_AUTOINC_VALID_FOR_MODE_P): New.
539 (USE_LOAD_POST_INCREMENT): Define.
540 (USE_LOAD_PRE_INCREMENT): Define.
541 (USE_LOAD_POST_DECREMENT): Define.
542 (USE_LOAD_PRE_DECREMENT): Define.
543 (USE_STORE_PRE_DECREMENT): Define.
544 (USE_STORE_PRE_INCREMENT): Define.
545 (USE_STORE_POST_DECREMENT): Define.
546 (USE_STORE_POST_INCREMENT): Define.
547 (arm_auto_incmodes): Add enumeration.
548 * config/arm/arm-protos.h (arm_autoinc_modes_ok_p): Declare.
549 * config/arm/arm.c (arm_autoinc_modes_ok_p): Define.
551 2012-05-09 Jakub Jelinek <jakub@redhat.com>
553 PR tree-optimization/53226
554 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Remove
555 prev and prev_initialized vars, gimple_set_plf (stmt, GF_PLF_1, false)
556 before processing it and gimple_set_plf (stmt, GF_PLF_1, true) if it
557 doesn't need to be revisited, look for earliest stmt with
558 !gimple_plf (stmt, GF_PLF_1) if something changed.
560 2012-05-09 Terry Guo <terry.guo@arm.com>
562 * genmultilib: Update copyright dates.
563 * doc/fragments.texi: Ditto.
565 2012-05-09 Terry Guo <terry.guo@arm.com>
567 * Makefile.in (s-mlib): Add new argument MULTILIB_REQUIRED.
568 * genmultilib (MULTILIB_REQUIRED): New.
569 * doc/fragments.texi: Document the MULTILIB_REQUIRED.
571 2012-05-09 Richard Guenther <rguenther@suse.de>
573 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
574 (vect_do_peeling_for_loop_bound): Likewise.
575 (vect_do_peeling_for_alignment): Likewise.
576 * tree-vect-loop-manip.c (conservative_cost_threshold): Remove.
577 (vect_do_peeling_for_loop_bound): Get check_profitability and
578 threshold as parameters.
579 (vect_do_peeling_for_alignment): Likewise.
580 (vect_loop_versioning): Likewise.
581 * tree-vect-loop.c (vect_transform_loop): Compute check_profitability
582 and threshold here. Control where to put the check here.
584 2012-05-09 Richard Sandiford <rdsandiford@googlemail.com>
587 * dwarf2out.h (get_address_mode): Move declaration to...
589 * dwarf2out.c (get_address_mode): Move definition to...
590 * rtlanal.c: ...here.
591 * var-tracking.c (get_address_mode): Delete.
592 * combine.c (find_split_point): Use get_address_mode instead of
593 targetm.addr_space.address_mode.
594 * cselib.c (cselib_record_sets): Likewise.
595 * dse.c (canon_address, record_store): Likewise.
596 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
597 * expr.c (move_by_pieces, emit_block_move_via_loop, store_by_pieces)
598 (store_by_pieces_1, expand_assignment, store_expr, store_constructor)
599 (expand_expr_real_1): Likewise.
600 * ifcvt.c (noce_try_cmove_arith): Likewise.
601 * optabs.c (maybe_legitimize_operand_same_code): Likewise.
602 * reload.c (find_reloads): Likewise.
603 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
604 * sel-sched-dump.c (debug_mem_addr_value): Likewise.
606 2012-05-09 Maciej W. Rozycki <macro@codesourcery.com>
608 * config/mips/mips.c (mips16_gp_pseudo_reg): Remove line
609 information from the instruction produced.
611 2012-05-09 Richard Guenther <rguenther@suse.de>
613 * stor-layout.c (bit_from_pos): Document.
614 (byte_from_pos): Likewise. Optimize.
615 (pos_from_bit): Likewise.
616 (normalize_offset): Use pos_from_bit instead of replicating it.
618 2012-05-09 Alan Modra <amodra@gmail.com>
621 * config/rs6000/rs6000.c (gen_frame_set): New function.
622 (gen_frame_load, gen_frame_store): New functions.
623 (rs6000_savres_rtx): Use the above.
624 (rs6000_emit_epilogue, rs6000_emit_prologue): Here too.
625 Correct mode used for CR2 in save/restore_world patterns.
626 Don't emit instructions for eh_return frame unwind reg info.
628 2012-05-08 Jan Hubicka <jh@suse.cz>
630 * cgraphbuild.c (build_cgraph_edges): Do not finalize vars
632 * cgraph.h (varpool_can_remove_if_no_refs): Vars with VALUE_EXPR
634 * toplev.c (wrapup_global_declaration_2): Vars with VALUE_EXPR
636 (compile_file): Do not output variables.
637 * cgraphbuild.c (varpool_finalize_decl): When var is finalized late,
639 * langhooks.c: Include timevar.h
640 (write_global_declarations): Finalize compilation unit after wrapup;
641 set timevars correctly.
642 * passes.c (rest_of_decl_compilation): Decls with VALUE_EXPR needs
643 not to be added to varpool.
644 * varpool.c (varpool_assemble_decl): Sanity check that we are called
645 only on cases where it makes sense; skip constant pool and value expr
648 2012-05-08 David S. Miller <davem@davemloft.net>
650 * config/sparc/linux.h (LINK_SPEC): Don't pass "-Y" option.
651 * config/sparc/linux64.h (LINK_ARCH32_SPEC): Likewise.
652 * config/sparc/linux64.h (LINK_ARCH64_SPEC): Likewise.
654 2012-05-08 Richard Sandiford <rdsandiford@googlemail.com>
656 PR rtl-optimization/53278
657 * lower-subreg.c (decompose_multiword_subregs): Remove left-over
658 speed_p code from earlier patch.
660 2012-05-08 Oleg Endo <olegendo@gcc.gnu.org>
663 * config/sh/sh.md (*branch_true, *branch_false): New insns.
665 2012-05-08 Teresa Johnson <tejohnson@google.com>
667 * gcov-io.h (__gcov_reset, __gcov_dump): Declare.
668 * doc/gcov.texi: Add note on using __gcov_reset and __gcov_dump.
670 2012-05-08 Jan Hubicka <jh@suse.cz>
672 * cgraph.c (cgraph_call_edge_duplication_hooks): Export.
673 (cgraph_create_node_1): Rename to ...
674 (cgraph_create_empty_node): ... this one; export.
675 (cgraph_create_node): Update.
676 (cgraph_set_call_stmt_including_clones): Move to cgraphclones.c
677 (cgraph_create_edge_including_clones): Likewise.
678 (cgraph_find_replacement_node): Likewise.
679 (cgraph_clone_edge): Likewise.
680 (cgraph_clone_node): Likewise.
681 (clone_function_name): Likewise.
682 (cgraph_create_virtual_clone): Likewise.
683 (cgraph_remove_node_and_inline_clones): Likewise.
684 (cgraph_redirect_edge_call_stmt_to_callee): Move here from cgraphunit.c
685 * cgraph.h: Reorder declarations so they match file of origin.
686 (cgraph_create_empty_node): Declare.
687 * cgraphunit.c (update_call_expr): Move to cgraphclones.c
688 (cgraph_copy_node_for_versioning): Likewise.
689 (cgraph_function_versioning): Likewise.
690 (cgraph_materialize_clone): Likewise.
691 (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
692 (cgraph_materialize_all_clones): Likewise.
693 * cgraphclones.c: New file.
694 * Makefile.in: Update for cgraphclones.
696 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
699 * config/i386/i386.c (ix86_set_reg_reg_cost): New function.
700 (ix86_rtx_costs): Handle SET.
702 2012-05-08 Michael Matz <matz@suse.de>
704 * basic-block.h (struct rtl_bb_info): Remove visited member and
705 move head_ member to ...
706 (struct basic_block_def.basic_block_il_dependent): ... the new
707 member x, replacing but containing old member rtl.
708 (enum bb_flags): New BB_VISITED flag.
709 (BB_HEADER, BB_FOOTER): New macros.
711 * jump.c (mark_all_labels): Adjust.
712 * cfgcleanup.c (try_optimize_cfg): Adjust.
713 * cfglayout.c (record_effective_endpoints): Adjust.
714 (relink_block_chain): Ditto (and don't fiddle with visited).
715 (fixup_reorder_chain): Adjust.
716 (fixup_fallthru_exit_predecessor): Ditto.
717 (cfg_layout_duplicate_bb): Ditto.
718 * combine.c (update_cfg_for_uncondjump): Adjust.
719 * bb-reorder.c (struct bbro_basic_block_data_def): Add visited member.
720 (bb_visited_trace): New accessor.
721 (mark_bb_visited): Move in front.
722 (rotate_loop): Use bb_visited_trace.
723 (find_traces_1_round): Ditto.
724 (emit_barrier_after): Ditto.
725 (copy_bb): Ditto, and initialize visited on resize.
726 (reorder_basic_blocks): Initize visited member.
727 (duplicate_computed_gotos): Clear bb flags at start, use
730 * cfgrtl.c (try_redirect_by_replacing_jump): Adjust.
731 (rtl_verify_flow_info_1): Ditto.
732 (cfg_layout_split_block): Ditto.
733 (cfg_layout_delete_block): Ditto.
734 (cfg_layout_merge_blocks): Ditto.
735 (init_rtl_bb_info): Adjust and initialize il.x.head_ member.
737 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
740 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
741 when a constant source operand matches an "I" constraint, the "no
742 CC0 change" applies to a register-destination only, not a
743 strict_low_part-destination.
745 2012-05-08 Richard Guenther <rguenther@suse.de>
747 * fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
748 to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.
750 2012-05-08 Georg-Johann Lay <avr@gjlay.de>
752 * Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
754 * doc/avr-mmcu.texi: New auto-generated file.
755 * doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
756 to document all valid -mmcu= arguments.
758 * config/avr/avr.h (arch_info_s): New struct definition.
759 * config/avr/avr-devices.c (avr_texinfo): New variable.
760 * config/avr/gen-avr-mmcu-texi.c: New file.
761 * config/avr/t-avr: New rules and dependencies to build avr-mmcu.texi.
763 2012-05-08 Dehao Chen <dehao@google.com>
765 * predict.c (find_qualified_ssa_name): New.
766 (find_ssa_name_in_expr): New.
767 (find_ssa_name_in_assign_stmt): New.
768 (is_comparison_with_loop_invariant_p): New.
769 (is_bound_expr_similar): New.
770 (predict_iv_comparison): New.
771 (predict_loops): Add heuristic for loop-nested branches that compare an
772 induction variable to a loop bound variable.
773 * predict.def (PRED_LOOP_IV_COMPARE): New macro.
775 2012-05-08 Uros Bizjak <ubizjak@gmail.com>
777 * config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
778 TARGET_BDVER2 defines where appropriate.
780 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
782 * configure.ac (PLUGIN_LD): Rename into...
783 (PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
784 * config.in: Regenerate.
785 * configure: Likewise.
786 * collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.
788 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
790 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
791 computation using the precision of the index type.
792 * gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
793 (fold_array_ctor_reference): Do index computations in the index type.
795 2012-05-07 Georg-Johann Lay <avr@gjlay.de>
797 * config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
798 down to plus_constant.
799 (expand_epilogue): Ditto.
801 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
803 * postreload.c (reload_cse_regs): Make static.
804 * reload.h (reload_cse_regs): Remove prototype.
806 2012-05-07 Richard Henderson <rth@redhat.com>
808 * config/alpha/alpha.md (clear_cache): New pattern.
810 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
813 * gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
814 is folded to a type boundary value, verify that the resulting case
815 label is still a care range.
817 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
819 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf
820 only for TARGET_GENERIC, when not optimizing for size.
821 (*ffs<mode>_1): Ditto.
823 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
825 * tree-cfg.c (verify_gimple_switch): Tighten checks.
827 2012-05-07 Jakub Jelinek <jakub@redhat.com>
829 PR tree-optimization/53239
830 * tree-vrp.c (get_value_range): Set VR of SSA_NAME_IS_DEFAULT_DEF
831 of DECL_BY_REFERENCE RESULT_DECL to nonnull.
833 2012-05-07 Richard Guenther <rguenther@suse.de>
835 PR tree-optimization/53195
836 * tree-inline.c (setup_one_parameter): Properly add referenced
837 vars from the parameters new known value.
839 2012-05-07 Steven Bosscher <steven@gcc.gnu.org>
841 * config/m68k/m68k.c (m68k_sched_branch_type): Remove.
842 (sched_branch_type): Remove.
843 (m68k_sched_md_init_global): Don't allocate it.
844 (m68k_sched_md_finish_global): Don't free it.
845 * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
846 * config/m68k/m68k.md: Set the type of insns using
847 m68k_sched_branch_type to bcc directly.
849 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
851 * config/sol2.c (solaris_override_options): New function.
852 * config/sol2-protos.h (solaris_override_options): Declare.
853 * config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
855 2012-05-07 Richard Guenther <rguenther@suse.de>
857 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
858 whether we failed to compute data dependences.
859 (loop_prefetch_arrays): Fail if we failed.
861 2012-05-07 Uros Bizjak <ubizjak@gmail.com>
862 Paolo Bonzini <bonzini@gnu.org>
864 * config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
865 Emit bsf when optimizing for size.
866 (*ffs<mode>_1): Ditto.
868 2012-05-07 Oleg Endo <olegendo@gcc.gnu.org>
871 * config/sh/sh.c (sh_rtx_costs): Handle SET.
873 2012-05-06 Uros Bizjak <ubizjak@gmail.com>
876 * config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
877 (bswapdi2): Split from bswap<mode>2. Use nonnimediate_operand
878 predicate for operand 1. Force operand 1 to register for TARGET_BSWAP.
880 (*bswapdi2_doubleword): New insn pattern.
881 (*bswap<mode>2): Rename from *bswap<mode>2_1.
883 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
885 * config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
886 (mips_set_reg_reg_cost): Likewise.
887 (mips_rtx_costs): Handle SET.
889 2012-05-06 Richard Sandiford <rdsandiford@googlemail.com>
891 * lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
892 (compute_costs): Likewise for the zero extension. Use set_rtx_cost
893 to compute the cost of moves. Set the mode of the target register.
895 2012-05-05 Richard Sandiford <rdsandiford@googlemail.com>
897 * rtl.h (plus_constant, plus_constant_mode): Merge into a single
898 plus_constant function.
899 * explow.c (plus_constant, plus_constant_mode): Likewise. Assert
900 that the mode is sensible.
901 (use_anchored_address, round_push, allocate_dynamic_stack_space)
902 (probe_stack_range, anti_adjust_stack_and_probe): Update calls to
905 * alias.c (canon_rtx): Likewise.
906 (init_alias_analysis): Likewise.
907 * builtins.c (expand_builtin_return_addr)
908 (expand_builtin_setjmp_setup, expand_builtin_longjmp)
909 (expand_builtin_nonlocal_goto, expand_builtin_update_setjmp_buf)
910 (expand_builtin_apply_args_1, expand_builtin_apply, expand_movstr)
911 (expand_builtin_stpcpy): Likewise.
912 * calls.c (save_fixed_argument_area, restore_fixed_argument_area)
913 (compute_argument_addresses, internal_arg_pointer_based_exp)
914 (expand_call, emit_library_call_value_1): Likewise.
915 * cfgexpand.c (expand_one_stack_var_at, expand_debug_expr): Likewise.
916 * combine-stack-adj.c (try_apply_stack_adjustment): Likewise.
917 * combine.c (combine_simplify_rtx, force_to_mode): Likewise.
918 * cse.c (insert_const_anchor, find_reg_offset_for_const)
919 (use_related_value, fold_rtx): Likewise.
920 * cselib.c (cselib_subst_to_values): Likewise.
921 * dse.c (record_store, check_mem_read_rtx): Likewise.
922 * dwarf2out.c (rtl_for_decl_location, gen_variable_die): Likewise.
923 * emit-rtl.c (adjust_address_1): Likewise.
924 * except.c (sjlj_emit_function_enter)
925 (expand_builtin_extract_return_addr)
926 (expand_builtin_frob_return_addr): Likewise.
927 * expmed.c (expand_divmod): Likewise.
928 * expr.c (move_by_pieces, store_by_pieces, store_by_pieces_1)
929 (emit_move_resolve_push, push_block, emit_push_insn, store_expr)
930 (expand_expr_addr_expr_1, expand_expr_real_1): Likewise.
931 * function.c (assign_stack_local_1)
932 (instantiate_virtual_regs_in_rtx): Likewise.
933 * optabs.c (prepare_cmp_insn): Likewise.
934 * recog.c (offsettable_address_addr_space_p): Likewise.
935 * reload.c (find_reloads_address, form_sum)
936 (find_reloads_subreg_address): Likewise.
937 * reload1.c (init_reload, eliminate_regs_1)
938 (eliminate_regs_in_insn): Likewise.
939 * simplify-rtx.c (simplify_unary_operation_1)
940 (simplify_binary_operation_1, simplify_plus_minus): Likewise.
941 * var-tracking.c (compute_cfa_pointer, prepare_call_arguments)
942 (vt_add_function_parameter): Likewise.
944 * config/alpha/alpha.h (EH_RETURN_HANDLER_RTX): Likewise.
945 * config/alpha/vms.h (EH_RETURN_HANDLER_RTX): Likewise.
946 * config/alpha/alpha.c (alpha_legitimize_address_1)
947 (get_unaligned_address, alpha_expand_unaligned_load)
948 (alpha_expand_unaligned_store, alpha_expand_unaligned_load_words)
949 (alpha_expand_unaligned_store_words, alpha_expand_block_clear)
950 (alpha_expand_builtin_establish_vms_condition_handler)
951 (alpha_setup_incoming_varargs, emit_frame_store_1)
952 (alpha_expand_prologue, alpha_expand_epilogue)
953 (alpha_use_linkage): Likewise.
954 * config/alpha/alpha.md: Likewise.
956 * config/arm/arm.c (arm_trampoline_init, legitimize_pic_address)
957 (arm_load_pic_register, arm_pic_static_addr, arm_legitimize_address)
958 (thumb_legitimize_address, arm_gen_load_multiple_1)
959 (arm_gen_store_multiple_1, arm_gen_multiple_op, gen_ldm_seq)
960 (gen_stm_seq, gen_const_stm_seq, arm_block_move_unaligned_straight)
961 (arm_block_move_unaligned_loop, arm_gen_movmemqi, arm_reload_in_hi)
962 (arm_reload_out_hi, arm_reorg, vfp_emit_fstmd, emit_multi_reg_push)
963 (emit_sfm, thumb_set_frame_pointer, arm_expand_prologue)
964 (thumb1_emit_multi_reg_push, thumb1_expand_prologue)
965 (thumb_expand_movmemqi, arm_set_return_address)
966 (thumb_set_return_address): Likewise.
967 * config/arm/arm.md: Likewise.
969 * config/avr/avr.c (avr_incoming_return_addr_rtx)
970 (avr_prologue_setup_frame, expand_epilogue)
971 (avr_const_address_lo16): Likewise.
973 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Likewise.
974 * config/bfin/bfin.c (setup_incoming_varargs, bfin_load_pic_reg)
975 (bfin_expand_prologue, bfin_trampoline_init, bfin_expand_call)
976 (bfin_output_mi_thunk): Likewise.
978 * config/c6x/c6x.c (c6x_initialize_trampoline)
979 (c6x_output_mi_thunk): Likewise.
981 * config/cr16/cr16.h (EH_RETURN_HANDLER_RTX): Likewise.
982 * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise.
984 * config/cris/cris.c (cris_return_addr_rtx, cris_split_movdx)
985 (cris_expand_prologue, cris_expand_epilogue, cris_gen_movem_load)
986 (cris_emit_movem_store, cris_trampoline_init): Likewise.
987 * config/cris/cris.md: Likewise.
989 * config/darwin.c (machopic_indirect_data_reference)
990 (machopic_legitimize_pic_address): Likewise.
992 * config/epiphany/epiphany.c (epiphany_emit_save_restore)
993 (epiphany_expand_prologue, epiphany_expand_epilogue)
994 (epiphany_trampoline_init): Likewise.
995 * config/epiphany/epiphany.md: Likewise.
997 * config/fr30/fr30.c (fr30_move_double): Likewise.
999 * config/frv/frv.c (frv_dwarf_store, frv_expand_prologue)
1000 (frv_expand_block_move, frv_expand_block_clear, frv_return_addr_rtx)
1001 (frv_index_memory, unspec_got_name, frv_find_base_term)
1002 (frv_output_dwarf_dtprel): Likewise.
1004 * config/h8300/h8300.c (h8300_push_pop, h8300_return_addr_rtx)
1005 (h8300_swap_into_er6, h8300_swap_out_of_er6): Likewise.
1007 * config/i386/i386.h (RETURN_ADDR_RTX): Likewise.
1008 * config/i386/i386.c (setup_incoming_varargs_64)
1009 (setup_incoming_varargs_ms_64, choose_baseaddr)
1010 (ix86_emit_save_reg_using_mov, ix86_adjust_stack_and_probe)
1011 (ix86_emit_probe_stack_range, ix86_expand_prologue)
1012 (ix86_emit_restore_reg_using_pop, ix86_emit_leave)
1013 (ix86_expand_epilogue, legitimize_pic_address, ix86_legitimize_address)
1014 (ix86_split_long_move, ix86_expand_movmem, ix86_expand_setmem)
1015 (ix86_static_chain, ix86_trampoline_init, x86_this_parameter)
1016 (x86_output_mi_thunk): Likewise.
1017 * config/i386/i386.md: Likewise.
1019 * config/ia64/ia64.c (ia64_expand_load_address)
1020 (ia64_expand_tls_address, ia64_expand_move, ia64_split_tmode)
1021 (do_spill, ia64_trampoline_init): Likewise.
1023 * config/iq2000/iq2000.c (iq2000_va_start)
1024 (iq2000_emit_frame_related_store, iq2000_expand_prologue)
1025 (iq2000_expand_eh_return, iq2000_setup_incoming_varargs)
1026 (iq2000_print_operand, iq2000_legitimize_address): Likewise.
1028 * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
1030 * config/m32c/m32c.c (m32c_return_addr_rtx)
1031 (m32c_expand_insv): Likewise.
1033 * config/m32r/m32r.c (m32r_setup_incoming_varargs)
1034 (m32r_legitimize_pic_address, m32r_print_operand)
1035 (m32r_print_operand_address): Likewise.
1037 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
1038 * config/m68k/m68k.h (RETURN_ADDR_RTX): Likewise.
1039 (EH_RETURN_HANDLER_RTX): Likewise.
1040 * config/m68k/m68k.c (m68k_emit_movem, m68k_expand_prologue)
1041 (m68k_expand_epilogue, legitimize_pic_address)
1042 (m68k_output_mi_thunk): Likewise.
1043 * config/m68k/m68k.md: Likewise.
1045 * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
1046 (mcore_expand_epilog): Likewise.
1047 * config/mcore/mcore.md: Likewise.
1049 * config/mep/mep.c (mep_allocate_initial_value)
1050 (mep_expand_prologue, mep_expand_epilogue): Likewise.
1052 * config/microblaze/microblaze.c (double_memory_operand)
1053 (microblaze_block_move_loop): Likewise.
1055 * config/mips/mips.c (mips_strip_unspec_address, mips_add_offset)
1056 (mips_setup_incoming_varargs, mips_va_start, mips_block_move_loop)
1057 (mips_print_operand, mips16e_save_restore_reg, mips_save_restore_reg)
1058 (mips_expand_prologue, mips_epilogue_set_cfa)
1059 (mips_expand_epilogue): Likewise.
1060 * config/mips/mips.md: Likewise.
1062 * config/mmix/mmix.c (mmix_dynamic_chain_address, mmix_return_addr_rtx)
1063 (mmix_expand_prologue, mmix_expand_epilogue): Likewise.
1065 * config/mn10300/mn10300.c (mn10300_gen_multiple_store)
1066 (mn10300_builtin_saveregs, mn10300_trampoline_init): Likewise.
1068 * config/moxie/moxie.h (INCOMING_RETURN_ADDR_RTX): Likewise.
1069 (EH_RETURN_HANDLER_RTX): Likewise.
1070 * config/moxie/moxie.c (moxie_static_chain): Likewise.
1072 * config/pa/pa.c (legitimize_pic_address, hppa_legitimize_address)
1073 (store_reg, set_reg_plus_d, pa_expand_prologue, load_reg)
1074 (pa_return_addr_rtx, hppa_builtin_saveregs)
1075 (pa_trampoline_init): Likewise.
1076 * config/pa/pa.md: Likewise.
1078 * config/pdp11/pdp11.c (pdp11_expand_epilogue): Likewise.
1080 * config/picochip/picochip.c (picochip_static_chain): Likewise.
1082 * config/rs6000/rs6000.h (RS6000_SAVE_TOC): Likewise.
1083 * config/rs6000/rs6000.c (rs6000_legitimize_address)
1084 (setup_incoming_varargs, print_operand, rs6000_return_addr)
1085 (rs6000_emit_eh_reg_restore, rs6000_emit_probe_stack_range)
1086 (rs6000_emit_epilogue)
1087 (rs6000_machopic_legitimize_pic_address): Likewise.
1089 * config/rx/rx.c (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
1091 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Likewise.
1092 (DYNAMIC_CHAIN_ADDRESS): Likewise.
1093 * config/s390/s390.c (s390_decompose_address, legitimize_pic_address)
1094 (s390_delegitimize_address, print_operand, annotate_constant_pool_refs)
1095 (replace_constant_pool_ref, s390_return_addr_rtx, s390_back_chain_rtx)
1096 (save_fpr, restore_fpr, save_gprs, restore_gprs, s390_emit_prologue)
1097 (s390_emit_epilogue, s390_function_profiler): Likewise.
1098 * config/s390/s390.md: Likewise.
1100 * config/score/score.c (score_add_offset, score_prologue): Likewise.
1102 * config/sh/sh.c (expand_block_move, push_regs, sh_builtin_saveregs)
1103 (sh_output_mi_thunk): Likewise.
1104 * config/sh/sh.md: Likewise.
1106 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS, FRAME_ADDR_RTX)
1107 (RETURN_ADDR_RTX, INCOMING_RETURN_ADDR_RTX): Likewise.
1108 * config/sparc/sparc.c (sparc_legitimize_pic_address)
1109 (sparc_emit_probe_stack_range, emit_save_or_restore_regs)
1110 (emit_window_save, sparc_flat_expand_prologue, sparc_struct_value_rtx)
1111 (emit_and_preserve): Likewise.
1112 * config/sparc/sparc.md: Likewise.
1114 * config/spu/spu.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1115 * config/spu/spu.c (spu_expand_insv, spu_machine_dependent_reorg)
1116 (spu_setup_incoming_varargs, ea_load_store_inline)
1117 (spu_expand_load): Likewise.
1119 * config/stormy16/stormy16.c (xstormy16_expand_prologue)
1120 (combine_bnp): Likewise.
1122 * config/tilegx/tilegx.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1123 * config/tilegx/tilegx.c (tilegx_setup_incoming_varargs)
1124 (tilegx_expand_unaligned_load, tilegx_trampoline_init): Likewise.
1126 * config/tilepro/tilepro.h (DYNAMIC_CHAIN_ADDRESS): Likewise.
1127 * config/tilepro/tilepro.c (tilepro_setup_incoming_varargs)
1128 (tilepro_expand_unaligned_load, tilepro_trampoline_init): Likewise.
1130 * config/v850/v850.c (expand_prologue, expand_epilogue): Likewise.
1131 * config/v850/v850.md: Likewise.
1133 * config/vax/elf.h (EH_RETURN_STACKADJ_RTX): Likewise.
1134 (EH_RETURN_HANDLER_RTX): Likewise.
1135 * config/vax/vax.h (DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX): Likewise.
1136 * config/vax/vax.c (vax_add_reg_cfa_offset, vax_expand_prologue)
1137 (print_operand_address, vax_trampoline_init): Likewise.
1139 * config/xtensa/xtensa.c (xtensa_expand_prologue, xtensa_return_addr)
1140 (xtensa_function_value_regno_p): Likewise.
1142 2012-05-04 Andrew Pinski <apinski@cavium.com>
1144 * expr.c (get_def_for_expr_class): New function.
1145 (convert_tree_comp_to_rtx): New function.
1146 (expand_cond_expr_using_cmove): New function.
1147 (expand_expr_real_2 <case COND_EXPR>): Call
1148 expand_cond_expr_using_cmove first and return if it succeeds.
1149 Remove the check for HAVE_conditional_move since we should have
1150 already converted it to a conditional move.
1151 * config/i386/i386.c (ix86_expand_int_movcc): Disallow comparison
1152 modes of DImode for 32bits and TImode.
1154 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
1157 * read-md.c (fprint_md_ptr_loc, fprint_c_condition): New functions.
1158 (print_md_ptr_loc, print_c_condition): Use them.
1159 * read-md.h (fprint_md_ptr_loc, fprint_c_condition): New prototypes.
1160 * genattrtab.c (attr_file_name, dfa_file_name, latency_file_name,
1161 attr_file, dfa_file, latency_file): New global variables.
1162 (write_attr_valueq, write_attr_set, write_attr_case, write_attr_value,
1163 write_upcase, write_indent, write_length_unit_log, write_test_expr,
1164 write_attr_get, write_insn_cases, write_eligible_delay,
1165 write_const_num_delay_slots): Accept FILE pointer and toss it around.
1167 (write_header, open_outfile, handle_arg): New funcions.
1168 (make_automaton_attrs): Write prototypes as extern to the output
1170 (main): Use init_rtx_reader_args_cb with handle_arg to take 3 file
1171 names from the command line. Open the output files and write out
1172 internal functions for DFA functions to dfa_file_name, insn latency
1173 functions to latency_file_name, and everything else to attr_file.
1174 * Makefile.in (OBJS): Add insn-dfatab.o and insn-latencytab.o.
1175 (BACKEND): Build libbackend first.
1176 (MOSTLYCLEANFILES): Add insn-dfatab.c and insn-latencytab.c.
1177 (.PRECIOUS): Likewise.
1178 (insn-dfatab.o): New rule.
1179 (insn-latencytab.o): New rule.
1180 (simple_rtl_generated_c): Do not include insn-attrtab.c.
1181 (s-attrtab): New rule.
1183 2012-05-04 Steven Bosscher <steven@gcc.gnu.org>
1185 * rtl.def (ATTR_FLAG): Remove probability indicating flags.
1186 * genattr.c (main): Remove ATTR_FLAG_likely, ATTR_FLAG_unlikely,
1187 ATTR_FLAG_very_likely, and ATTR_FLAG_very_unlikely.
1188 * reorg.c (get_jump_flags): Do not set the removed flags.
1190 * doc/md.texi (attr_flag): Update for abovementioned changes.
1192 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
1195 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
1196 (TARGET_CMOV): Rename from TARGET_CMOVE.
1197 (TARGET_CMOVE): New define.
1198 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
1199 Do not set TARGET_CMOVE here.
1201 2012-05-04 Dodji Seketeli <dodji@redhat.com>
1203 Enable -Wunused-local-typedefs when -Wall or -Wunused is on
1204 * opts.c (finish_options): Activate -Wunused-local-typedefs if
1205 -Wunused is activated.
1206 * doc/invoke.texi: Update blurb of -Wunused-local-typedefs.
1208 2012-05-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1210 * config/s390/s390.md (*movmem_short, *clrmem_short)
1211 (*cmpmem_short): Move the mode check from the insn condition to
1214 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1216 PR tree-optimization/52633
1217 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
1218 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
1219 (vect_recog_over_widening_pattern): Remove handling of code that was
1220 already detected as over-widening pattern. Remove special handling
1221 of "unsigned" cases. Instead, support general case of conversion
1222 of the shift result to another type.
1224 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1226 * tree-vect-patterns.c (vect_single_imm_use): New function.
1227 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
1228 (vect_recog_over_widening_pattern): Likewise.
1229 (vect_recog_widen_shift_pattern): Likewise.
1231 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
1233 * tree-vect-patterns.c (vect_same_loop_or_bb_p): New function.
1234 (vect_handle_widen_op_by_const): Use it instead of open-coding test.
1235 (vect_recog_widen_mult_pattern): Likewise.
1236 (vect_operation_fits_smaller_type): Likewise.
1237 (vect_recog_over_widening_pattern): Likewise.
1238 (vect_recog_widen_shift_pattern): Add to vect_same_loop_or_bb_p test.
1240 2012-05-04 Richard Guenther <rguenther@suse.de>
1243 * lto-wrapper.c (merge_and_complain): Complain about mismatches
1244 of -freg-struct-return and -fpcc-struct-return.
1245 (run_gcc): Pass through -freg-struct-return and -fpcc-struct-return
1246 from the input file options and ignore those from the link
1249 2012-05-04 Richard Guenther <rguenther@suse.de>
1251 PR tree-optimization/53168
1252 * tree-ssa-pre.c (phi_translate_1): Only handle type-punned
1253 memory reads when the result is a constant we can pun.
1255 2012-05-04 Richard Guenther <rguenther@suse.de>
1257 * common.opt (flto-report): Do not mark as Optimization.
1259 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
1262 * recog.c (constrain_operands): If extra constraints are present, also
1263 accept pseudo-registers with equivalent memory locations during reload.
1265 2012-05-04 Olivier Hainque <hainque@adacore.com>
1267 * collect2.c (may_unlink_output_file): New global.
1268 (maybe_unlink): Honor it.
1269 * collect2.h: Add extern for it.
1270 * tlink.c (do_tlink): Set it to true if the link succeeded.
1272 2012-05-04 Olivier Hainque <hainque@adacore.com>
1274 * gcc.c (eval_spec_function): Finalize/restore the current string
1275 obstack state as part of the context push/pop operations.
1277 2012-05-04 Bin Cheng <bin.cheng@arm.com>
1279 PR rtl-optimization/52804
1280 * reload1.c (reload_reg_reaches_end_p): Check whether successor
1281 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
1282 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
1283 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
1284 RELOAD_FOR_OUTADDR_ADDRESS.
1286 2012-05-04 Manuel López-Ibáñez <manu@gcc.gnu.org>
1289 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Show caret
1290 for macro expansion.
1292 2012-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
1294 * flags.h (flag_permissive): Do not declare.
1295 * diagnostic.c (diagnostic_report_diagnostic): Handle fpermissive
1297 * toplev.c (flag_permissive): Do not define.
1298 * c-tree.h (system_header_p): Delete unused.
1300 2012-05-03 David S. Miller <davem@davemloft.net>
1303 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
1304 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
1305 (sparc_emit_float_lib_cmp): Likewise.
1307 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1310 * config/rs6000/rs6000.md (bswapdi splitters): If
1311 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
1312 default) is used, generate an alternate sequence that does not
1313 depend on using indexed addressing.
1315 2012-05-03 Jason Merrill <jason@redhat.com>
1317 * gengtype.c (write_types): Fix warning message.
1318 (write_local): Likewise.
1320 2012-05-02 Jason Merrill <jason@redhat.com>
1322 * dwarf2out.c (struct external_ref, build_local_stub): New.
1323 (hash_external_ref, external_ref_eq, lookup_external_ref): New.
1324 (optimize_external_refs, optimize_external_refs_1): New.
1325 (change_AT_die_ref): New.
1326 (clone_as_declaration): Add DW_AT_signature when cloning a declaration.
1327 (build_abbrev_table): Take the external refs hashtable.
1328 (output_comp_unit): Get it from optimize_external_refs and pass it in.
1330 2012-05-03 Jan Hubicka <jh@suse.cz>
1333 * tree-emutls.c (new_emutls_decl): Fix handling of aliases.
1335 2012-05-03 Jan Hubicka <jh@suse.cz>
1338 * ipa.c (cgraph_remove_unreachable_nodes): Fix handling of clones.
1340 2012-05-03 Jason Merrill <jason@redhat.com>
1342 * dwarf2out.c (die_struct): Add comdat_type_p flag. Use it instead of
1343 use_debug_types to discriminate the die_id union.
1344 (print_die, assign_symbol_names, copy_decls_walk): Likewise.
1345 (build_abbrev_table, output_die): Likewise.
1346 (prune_unused_types_walk_attribs): Likewise.
1347 (generate_type_signature, copy_declaration_context): Set it.
1348 (remove_child_or_replace_with_skeleton): Set it.
1349 (dwarf2out_start_source_file, dwarf2out_end_source_file): Don't
1350 check use_debug_types.
1351 (dwarf2out_finish): Do break_out_includes after .debug_types.
1353 2012-05-03 Jason Merrill <jason@redhat.com>
1355 * dwarf2out.c (modified_type_die): Use scope_die_for.
1356 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
1357 (uses_local_type_r, uses_local_type): New.
1358 (scope_die_for): Keep a type that uses a local type in local scope.
1359 Use get_context_die for namespace and type scope.
1361 2012-05-03 Jason Merrill <jason@redhat.com>
1363 * config/i386/i386.c (ix86_code_end): Set DECL_IGNORED_P on the
1365 * dwarf2out.c (output_aranges): Skip DECL_IGNORED_P functions.
1366 (dwarf2out_finish): Likewise.
1368 2012-05-03 Martin Jambor <mjambor@suse.cz>
1370 * builtins.c (get_object_alignment_1): Return whether we can determine
1371 the alignment or conservatively assume byte alignment. Return the
1372 alignment by reference. Use get_pointer_alignment_1 for dereference
1374 (get_pointer_alignment_1): Return whether we can determine the
1375 alignment or conservatively assume byte alignment. Return the
1376 alignment by reference. Use get_ptr_info_alignment to get SSA name
1378 (get_object_alignment): Update call to get_object_alignment_1.
1379 (get_object_or_type_alignment): Likewise, fall back to type alignment
1380 only when it returned false.
1381 (get_pointer_alignment): Update call to get_pointer_alignment_1.
1382 * fold-const.c (get_pointer_modulus_and_residue): Update call to
1383 get_object_alignment_1.
1384 * ipa-prop.c (ipa_modify_call_arguments): Update call to
1385 get_pointer_alignment_1.
1386 * tree-sra.c (build_ref_for_offset): Likewise, fall back to the type
1387 of MEM_REF or TARGET_MEM_REF only when it returns false.
1388 * tree-ssa-ccp.c (get_value_from_alignment): Update call to
1389 get_object_alignment_1.
1390 (ccp_finalize): Use set_ptr_info_alignment.
1391 * tree.h (get_object_alignment_1): Update declaration.
1392 (get_pointer_alignment_1): Likewise.
1393 * gimple-pretty-print.c (dump_gimple_phi): Use get_ptr_info_alignment.
1394 (dump_gimple_stmt): Likewise.
1395 * tree-flow.h (ptr_info_def): Updated comments of fields align and
1397 (get_ptr_info_alignment): Declared.
1398 (mark_ptr_info_alignment_unknown): Likewise.
1399 (set_ptr_info_alignment): Likewise.
1400 (adjust_ptr_info_misalignment): Likewise.
1401 * tree-ssa-address.c (copy_ref_info): Use new access functions to get
1402 and set alignment of SSA names.
1403 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Call
1404 mark_ptr_info_alignment_unknown.
1405 * tree-ssanames.c (get_ptr_info_alignment): New function.
1406 (mark_ptr_info_alignment_unknown): Likewise.
1407 (set_ptr_info_alignment): Likewise.
1408 (adjust_ptr_info_misalignment): Likewise.
1409 (get_ptr_info): Call mark_ptr_info_alignment_unknown.
1410 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
1412 (bump_vector_ptr): Likewise.
1413 * tree-vect-stmts.c (create_array_ref): Use set_ptr_info_alignment.
1414 (vectorizable_store): Likewise.
1415 (vectorizable_load): Likewise.
1417 2012-05-03 Michael Matz <matz@suse.de>
1419 * basic-block.h (struct rtl_bb_info, struct gimple_bb_info): Move
1420 in front of basic_block_def.
1421 (struct basic_block_def): Make il.gimple the full struct, not a
1423 (__assert_gimple_bb_smaller_rtl_bb): Asserting typedef.
1425 * cfgexpand.c (expand_gimple_basic_block): Clear all il.gimple members.
1426 * gimple-iterator.c (gimple_stmt_iterator): Don't special case
1427 NULL il.gimple, which can't happen anymore.
1428 * gimple.h (bb_seq): il.gimple can't be NULL.
1429 (bb_seq_add): Ditto.
1430 (set_bb_seq): Adjust.
1431 (gsi_start_bb, gsi_last_bb): Tidy.
1432 * lto-streamer-in.c (make_new_block): Don't zero members that
1433 are zeroed already, don't allocate a gimple_bb_info.
1434 * tree-cfg.c (create_bb): Don't allocate a gimple_bb_info.
1435 (remove_bb): Clear all il.gimple members.
1436 (gimple_verify_flow_info): Adjust for flat il.gimple.
1437 * tree-flow-inline.h (phi_nodes, phi_nodes_ptr, set_phi_nodes): Adjust.
1439 * coretypes.h (const_gimple_seq): Remove typedef.
1440 * gimple.h (gimple_seq_first): Take gimple_seq.
1441 (gimple_seq_first_stmt): Ditto.
1442 (gimple_seq_last): Ditto.
1443 (gimple_seq_last_stmt): Ditto.
1444 (gimple_seq_empty_p): Ditto.
1446 2012-05-03 Richard Guenther <rguenther@suse.de>
1448 * tree-ssa-pre.c (valid_in_sets): Remove checking of trapping
1450 (prune_clobbered_mems): Do it here. Do not uselessly sort expressions.
1451 (compute_avail): Do not add possibly trapping operations to
1452 EXP_GEN if they might not be executed in the block.
1454 2012-05-03 Uros Bizjak <ubizjak@gmail.com>
1456 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Remove.
1458 2012-05-03 Steven Bosscher <steven@gcc.gnu.org>
1460 * tree-switch-conversion.c (gen_inbound_check): Free post-dominance
1461 information as early as possible. Update dominance info instead of
1464 2012-05-03 Richard Guenther <rguenther@suse.de>
1466 * tree-ssa-pre.c (debug_bitmap_sets_for): New function.
1467 (union_contains_value): Remove.
1468 (vro_valid_in_sets): Likewise.
1469 (op_valid_in_sets): New function.
1470 (valid_in_sets): Use op_valid_in_sets.
1471 (insert_into_preds_of_block): Move dumping ...
1472 (do_regular_insertion): ... here.
1473 (do_partial_partial_insertion): ... and here. Dump that
1474 we've found a partial partial redundancy.
1475 (insert): Dump the current insert iteration.
1477 2012-05-03 Jakub Jelinek <jakub@redhat.com>
1480 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1481 append program name to it and pass that as first argument
1482 to make_relative_prefix. Always pass standard_libexec_prefix
1483 as last argument to make_relative_prefix. If
1484 make_relative_prefix returns NULL, fall back to
1485 standard_libexec_prefix.
1488 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1492 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1493 mode, return that mode.
1496 * config/i386/i386-c.c (ix86_target_macros_internal): Don't
1497 define __ATOMIC_HLE_* macros here.
1498 (ix86_target_macros): But here, using cpp_define_formatted.
1500 2012-05-03 Richard Guenther <rguenther@suse.de>
1502 PR tree-optimization/53144
1503 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1505 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1506 with SSA name values.
1507 (vn_reference_lookup_3): Adjust callers.
1509 2012-05-03 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1511 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
1512 has_fma4 for AMD processors with both fma3 and fma4 support.
1514 2012-05-03 Kirill Yukhin <kirill.yukhin@intel.com>
1517 * config/i386/driver-i386.c (host_detect_local_cpu): Add space to
1520 2012-05-03 Michael Matz <matz@suse.de>
1523 * tree-ssa-dse.c (dse_optimize_stmt): Take pointer to iterator.
1524 (dse_enter_block): Properly iterate the whole sequence even
1525 if the last statement was removed.
1527 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1529 * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): For pic code,
1530 unset flag_jump_tables.
1531 * stmt.c (expand_case): Remove special flag_pic case conditional
1532 on ASM_OUTPUT_ADDR_DIFF_ELT not being defined.
1534 2012-05-02 Ulrich Weigand <ulrich.weigand@linaro.org>
1536 * common/config/s390/s390-common.c (s390_option_optimization_table):
1537 Enable -fsched-pressure using -fsched-pressure-algorithm=model by
1538 default when optimizing.
1540 2012-05-02 Martin Jambor <mjambor@suse.cz>
1543 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1544 of a variable when the contect is a function.
1546 2012-05-02 Michael Matz <matz@suse.de>
1548 * coretypes.h (gimple_seq, const_gimple_seq): Typedef as gimple.
1549 * gimple.h (struct gimple_seq_node_d, struct gimple_seq_d): Remove.
1550 (const_gimple_seq_node): Remove.
1551 (gimple_seq_node): Typedef as gimple.
1552 (struct gimple_statement_base): Add next and prev members,
1553 adjust all WORD markers in using structs.
1554 (union gimple_statement_d): Link via gsbase.next field for GC and PCH.
1555 (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1556 gimple_seq_last_stmt): Adjust as gimple_seq, gimple_seq_node and
1557 gimple are the same.
1558 (gimple_seq_set_last, gimple_seq_set_first): Don't allocate
1560 (gimple_init_singleton): New function.
1561 (gsi_start_1, gsi_last_1, gsi_end_p, gsi_one_before_end_p): Adjust.
1562 (gsi_next, gsi_prev): Adjust, handle prev cyclic list correctly.
1564 (gsi_stmt_ptr): Remove.
1565 (enum gimple_alloc_kind): Remove gimple_alloc_kind_seq member.
1567 * gimple-iterator.c (update_bb_for_stmts): Take last parameter
1568 again, adjust for above changes.
1569 (update_call_edge_frequencies): Adjust for above changes.
1570 (gsi_insert_seq_nodes_before): Rewrite for new data structure.
1571 (gsi_insert_seq_nodes_after): Ditto.
1572 (gsi_split_seq_after): Ditto.
1573 (gsi_set_stmt): Ditto.
1574 (gsi_split_seq_before): Ditto.
1575 (gsi_remove): Ditto.
1576 (gsi_insert_seq_before_without_update): Don't free sequence.
1577 (gsi_insert_seq_after_without_update): Ditto.
1578 (gsi_replace): Assert some more invariants.
1579 (gsi_insert_before_without_update, gsi_insert_after_without_update):
1581 (gsi_for_stmt): Don't search for stmt.
1582 (gsi_insert_on_edge_immediate): Tidy.
1584 * gimple.c (gimple_alloc_k): Remove "sequences".
1585 (gimple_seq_cache): Remove.
1586 (gimple_alloc_stat): Make stmt a singleton sequence.
1587 (gimple_seq_alloc, gimple_seq_free): Remove.
1588 (gimple_assign_set_rhs_with_ops_1): Ensure new stmt is a singleton.
1589 (gimple_copy): Ditto.
1590 * gimplify.c (gimplify_cleanup_point_expr): Use gsi_set_stmt,
1591 create iterator from correct sequence.
1592 * tree-phinodes.c (make_phi_node): Make stmt a singleton.
1594 2012-05-02 Michael Matz <matz@suse.de>
1596 * gimple.h (gimple_stmt_iterator <seq>): Make it be pointer to
1598 (gimple_seq_set_last, gimple_seq_set_first): Take pointer to
1599 sequence, lazily allocate it.
1600 (bb_seq_addr): New function.
1601 (gsi_start_1): Rename from gsi_start, but take pointer to sequence.
1602 (gsi_start): Macro to wrap gsi_start_1 taking pointer of argument.
1603 (gsi_none): New function.
1604 (gsi_start_bb): Adjust.
1605 (gsi_last_1): Rename from gsi_last, but take pointer to sequence.
1606 (gsi_last): Macro to wrap gsi_last_1 taking pointer of argument.
1607 (gsi_last_bb): Adjust.
1609 * tree-flow-inline.h (phi_nodes_ptr): New function.
1611 * gimple-iterator.c (gsi_insert_seq_nodes_before): Adjust to
1612 datastructure and interface change.
1613 (gsi_insert_seq_before_without_update): Ditto.
1614 (gsi_insert_seq_nodes_after): Ditto.
1615 (gsi_insert_seq_after_without_update): Ditto.
1616 (gsi_split_seq_after): Ditto, don't use gimple_seq_alloc.
1617 (gsi_split_seq_before): Ditto.
1618 (gsi_start_phis): Adjust.
1619 * tree-vect-loop.c (vect_determine_vectorization_factor): Use gsi_none.
1620 (vect_transform_loop): Ditto.
1621 * gimple.c (gimple_seq_add_stmt, gimple_seq_add_seq,
1622 gimple_seq_copy): Don't use gimple_seq_alloc.
1623 * gimplify.c (gimple_seq_add_stmt_without_update): Ditto.
1624 (gimplify_seq_add_seq): Ditto.
1625 * lto-streamer-in.c (make_new_block): Ditto.
1626 * tree-cfg.c (create_bb): Ditto.
1627 * tree-sra.c (initialize_parameter_reductions): Ditto.
1629 2012-05-02 Michael Matz <matz@suse.de>
1631 * gimple.h (gimple_seq_first, gimple_seq_first_stmt, gimple_seq_last,
1632 gimple_seq_last_stmt, gimple_seq_set_last, gimple_seq_set_first,
1633 gimple_seq_empty_p, gimple_seq_alloc_with_stmt, bb_seq,
1634 set_bb_seq): Move down to after gimple_statement_d definition.
1636 2012-05-02 Michael Matz <matz@suse.de>
1638 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
1639 gsi_replace_with_seq, instead of inserting itself.
1640 * gimple-iterator.c (gsi_replace_with_seq): New function.
1641 * tree-ssa-forwprop.c (forward_propagate_comparison): Take
1642 iterator instead of statement, advance it.
1643 (ssa_forward_propagate_and_combine): Adjust call to above.
1645 2012-05-02 Michael Matz <matz@suse.de>
1647 * tree-phinodes.c (add_phi_node_to_bb): Tidy, don't use
1649 * omp-low.c (finalize_task_copyfn): Don't use gimple_seq_alloc.
1650 * tree-nested.c (walk_gimple_omp_for): Ditto.
1651 * trans-mem.c (lower_transaction): Ditto.
1652 * tree-eh.c (do_return_redirection): Ditto.
1653 (do_goto_redirection): Ditto.
1654 (lower_try_finally_switch): Ditto.
1655 * gimplify.c (gimplify_stmt): Ditto.
1656 (gimplify_scan_omp_clauses): Ditto.
1657 (gimplify_omp_for): Ditto.
1658 (gimplify_function_tree): Ditto.
1659 * gimple-fold.c (gimplify_and_update_call_from_tree): Ditto.
1660 * tree-mudflap.c (mf_decl_cache_locals): Ditto.
1661 (mf_build_check_statement_for): Ditto.
1662 (mx_register_decls): Ditto.
1663 * graphite-sese-to-poly.c (remove_invariant_phi): Ditto,
1664 and don't use itertors to append.
1665 (insert_stmts): Ditto.
1666 (insert_out_of_ssa_copy): Ditto.
1667 (insert_out_of_ssa_copy_on_edge): Ditto.
1669 2012-05-02 Michael Matz <matz@suse.de>
1671 * gimple.h (gimple_bind_body_ptr): New function.
1672 (gimple_bind_body): Use it.
1673 (gimple_catch_handler): Use gimple_catch_handler_ptr.
1674 (gimple_eh_filter_failure_ptr): New function.
1675 (gimple_eh_filter_failure): Use it.
1676 (gimple_eh_else_n_body_ptr): New function.
1677 (gimple_eh_else_n_body): Use it.
1678 (gimple_eh_else_e_body_ptr): New function.
1679 (gimple_eh_else_e_body): Use it.
1680 (gimple_try_eval_ptr): New function.
1681 (gimple_try_eval): Use it.
1682 (gimple_try_cleanup_ptr): New function.
1683 (gimple_try_cleanup): Use it.
1684 (gimple_wce_cleanup_ptr): New function.
1685 (gimple_wce_cleanup): Use it.
1686 (gimple_omp_body_ptr): New function.
1687 (gimple_omp_body): Use it.
1688 (gimple_omp_for_pre_body_ptr): New function.
1689 (gimple_omp_for_pre_body): Use it.
1690 (gimple_transaction_body_ptr): New function.
1691 (gimple_transaction_body): Use it.
1692 (gsi_split_seq_before): Adjust to return nothing and take pointer
1694 (gsi_set_stmt): Declare.
1695 (gsi_replace_with_seq): Declare.
1696 (walk_gimple_seq_mod): Declare.
1697 * function.h (struct function <gimple_body>): Use typedef gimple_seq.
1699 * gimple-iterator.c (gsi_set_stmt): New function.
1700 (gsi_split_seq_before): Return new sequence via pointer argument.
1701 (gsi_replace): Use gsi_set_stmt.
1703 * tree-ssa-loop-im.c (move_computations_stmt): First remove
1705 * tree-complex.c (update_complex_components_on_edge): Don't copy gsi.
1706 * tree-phinodes.c (resize_phi_node): Don't resize stmt in-place,
1708 (reserve_phi_args_for_new_edge): Change call to above,
1711 * omp-low.c (lower_omp): Change prototype to take pointer to sequence.
1712 (lower_rec_input_clauses): Use gimple_seq_add_seq instead of
1713 iterators. Adjust call to lower_omp.
1714 (lower_lastprivate_clauses): Adjust call to lower_omp.
1715 (lower_reduction_clauses): Ditto.
1716 (expand_omp_taskreg): Nullify non-cfg body of child_fn.
1717 (lower_omp_sections): Don't explicitely count sequence length,
1718 nullify lowered bodies earlier, ensure stmts are part of only
1719 one sequence, adjust call to lower_omp.
1720 (lower_omp_single): Ensure stmts are part of only one sequence,
1721 adjust call to lower_omp.
1722 (lower_omp_master): Ditto.
1723 (lower_omp_ordered): Ditto.
1724 (lower_omp_critical): Ditto.
1725 (lower_omp_for): Ditto.
1726 (lower_omp_taskreg): Ditto, tidy.
1727 (lower_omp_1): Adjust calls to lower_omp.
1728 (execute_lower_omp): Ditto.
1729 (lower_omp): Adjust to take pointer to sequence.
1730 (diagnose_sb_2): Use walk_gimple_seq_mod.
1731 (diagnose_omp_structured_block_errors): Ditto and set possibly
1732 changed function body.
1733 * gimple-low.c (lower_function_body): Set function body after
1735 (lower_sequence): Adjust to take pointer to sequence.
1736 (lower_omp_directive): Ensure stmt isn't put twice into the
1737 sequence, adjust call to lower_sequence.
1738 (lower_stmt): Adjust calls to lower_sequence.
1739 (lower_gimple_bind): Ditto.
1740 (gimple_try_catch_may_fallthru): Call gsi_start with lvalue.
1741 * tree-nested.c (walk_body): Take pointer to sequence, use
1742 walk_gimple_seq_mod.
1743 (walk_function): Adjust call to walk_body, set possibly changed body.
1744 (walk_gimple_omp_for): Adjust calls to walk_body.
1745 (convert_nonlocal_omp_clauses): Ditto.
1746 (convert_nonlocal_reference_stmt): Ditto.
1747 (convert_local_omp_clauses): Ditto.
1748 (convert_local_reference_stmt): Ditto.
1749 (convert_tramp_reference_stmt): Ditto.
1750 (convert_gimple_call): Ditto.
1751 (convert_nl_goto_reference): Use local iterator copy.
1752 * gimple.c (walk_gimple_seq_mod): Renamed from walk_gimple_seq,
1753 but taking pointer to sequence, ensure gsi_start is called with
1755 (walk_gimple_seq): New wrapper around walk_gimple_seq_mod,
1756 asserting that the sequence head didn't change.
1757 (walk_gimple_stmt): Replace all calls to walk_gimple_seq with
1758 walk_gimple_seq_mod.
1759 * trans-mem.c (lower_transaction): Use walk_gimple_seq_mod.
1760 (execute_lower_tm): Ditto, and set possibly changed body.
1761 * tree-eh.c (lower_eh_constructs_1): Take pointer to sequence,
1762 call gsi_start with that lvalue.
1763 (replace_goto_queue_stmt_list): Ditto.
1764 (replace_goto_queue_1): Adjust calls to replace_goto_queue_stmt_list.
1765 (replace_goto_queue): Ditto.
1766 (lower_try_finally_nofallthru): Adjust calls to lower_eh_constructs_1.
1767 (lower_try_finally_onedest): Ditto.
1768 (lower_try_finally_copy): Ditto.
1769 (lower_try_finally_switch): Ditto.
1770 (lower_try_finally): Ditto.
1771 (lower_eh_filter): Ditto.
1772 (lower_eh_must_not_throw): Ditto.
1773 (lower_cleanup): Ditto.
1774 (lower_eh_constructs_2): Ditto.
1775 (lower_catch): Ditto, and ensure gsi_start is called with lvalue.
1776 (lower_eh_constructs): Adjust calls to lower_eh_constructs_1, and
1777 set possibly changed body.
1778 (optimize_double_finally): Call gsi_start with lvalue.
1780 * tree-cfg.c (make_blocks): Adjust call to gsi_split_seq_before.
1781 (gimple_split_block): Ditto.
1782 (gimple_merge_blocks): Use gsi_start_phis.
1783 (move_stmt_r): Use walk_gimple_seq_mod.
1784 * tree-ssa-dse.c (dse_enter_block): Use gsi_last_bb.
1785 * cgraphbuild.c (build_cgraph_edges): Use gsi_start_phis.
1786 (rebuild_cgraph_edges): Ditto.
1787 (cgraph_rebuild_references): Ditto.
1788 * ipa-prop.c (ipa_analyze_params_uses): Ditto.
1789 * tree-inline.c (copy_phis_for_bb): Ditto.
1790 * tree-ssa-dce.c: Ditto.
1792 * cgraphunit.c (cgraph_analyze_function): Use gimple_has_body_p.
1794 2012-05-02 Kirill Yukhin <kirill.yukhin@intel.com>
1795 Andi Kleen <ak@linux.intel.com>
1797 * coretypes.h (MEMMODEL_MASK): New.
1798 * builtins.c (get_memmodel): Add val. Call target.memmodel_check
1799 and return new variable.
1800 (expand_builtin_atomic_exchange): Mask memmodel values.
1801 (expand_builtin_atomic_compare_exchange): Ditto.
1802 (expand_builtin_atomic_load): Ditto.
1803 (expand_builtin_atomic_store): Ditto.
1804 (expand_builtin_atomic_clear): Ditto.
1805 * doc/extend.texi: Mention port-dependent memory model flags.
1806 * config/i386/cpuid.h (bit_HLE): New.
1807 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1809 * config/i386/i386-protos.h (ix86_generate_hle_prefix): New.
1810 * config/i386/i386-c.c (ix86_target_macros_internal): Set HLE defines.
1811 (ix86_target_string)<-mhle>: New.
1812 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1813 * config/i386/i386.c (ix86_target_string) <OPTION_MASK_ISA_HLE>: New.
1814 (ix86_valid_target_attribute_inner_p) <OPT_mhle>: Ditto.
1815 (ix86_option_override_internal) <PTA_HLE>: New switch, set it
1816 enabled for generic, generic64 and core-avx2.
1817 (ix86_print_operand): Generate HLE lock prefixes.
1818 (ix86_memmodel_check): New.
1819 (TARGET_MEMMODEL_CHECK): Ditto.
1820 * config/i386/i386.h (OPTION_ISA_HLE): Ditto.
1821 (IX86_HLE_ACQUIRE): Ditto.
1822 (IX86_HLE_RELEASE): Ditto.
1823 * config/i386/i386.h (ix86_generate_hle_prefix): Ditto.
1824 * config/i386/i386.opt (mhle): Ditto.
1825 * config/i386/sync.md(atomic_compare_and_swap<mode>): Pass
1826 success model to instruction emitter.
1827 (atomic_fetch_add<mode>): Ditto.
1828 (atomic_exchange<mode>): Ditto.
1829 (atomic_add<mode>): Ditto.
1830 (atomic_sub<mode>): Ditto.
1831 (atomic_<code><mode>): Ditto.
1832 (*atomic_compare_and_swap_doubledi_pic): Ditto.
1833 (atomic_compare_and_swap_single<mode>): Define and use argument
1835 (atomic_compare_and_swap_double<mode>): Ditto.
1836 * configure.ac: Check if assembler support HLE prefixes.
1837 * configure: Regenerate.
1840 2012-05-02 Steven Bosscher <steven@gcc.gnu.org>
1843 * gimplify.c (preprocess_case_label_vec_for_gimple): New function,
1845 (gimplify_switch_expr): ... here.
1846 * gimple.h (preprocess_case_label_vec_for_gimple): Add prototype.
1847 * tree-ssa-forwprop.c (simplify_gimple_switch_label_vec): New function
1848 to clean up case labels with values outside the index type range.
1849 (simplify_gimple_switch): Call it if something changed.
1850 Remove strange and unnecessary assert.
1852 2012-05-02 Richard Guenther <rguenther@suse.de>
1854 * fold-const.c (div_if_zero_remainder): sizetypes no longer
1856 (int_const_binop_1): New worker for int_const_binop with
1857 overflowable parameter. Pass it through to force_fit_type_double.
1858 (int_const_binop): Wrap around int_const_binop_1 with overflowable
1860 (size_binop_loc): Call int_const_binop_1 with overflowable equal
1861 to minus one, forcing overflow detection for even unsigned types.
1862 (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
1863 (fold_binary_loc): Call try_move_mult_to_index with signed offset.
1864 * stor-layout.c (initialize_sizetypes): sizetypes no longer
1866 (layout_type): For zero-sized arrays ignore overflow on the
1868 * tree-ssa-ccp.c (bit_value_unop_1): Likewise.
1869 (bit_value_binop_1): Likewise.
1870 * tree.c (double_int_to_tree): Likewise.
1871 (double_int_fits_to_tree_p): Likewise.
1872 (force_fit_type_double): Likewise.
1873 (host_integerp): Likewise.
1874 (int_fits_type_p): Likewise.
1875 * varasm.c (output_constructor_regular_field): Sign-extend the
1876 field-offset to cater for negative offsets produced by the Ada
1878 * omp-low.c (extract_omp_for_data): Convert the loop step to
1879 signed for pointer adjustments.
1881 2012-05-02 Richard Guenther <rguenther@suse.de>
1883 * tree.c (valid_constant_size_p): New function.
1884 * tree.h (valid_constant_size_p): Declare.
1885 * cfgexpand.c (expand_one_var): Adjust check for too large
1886 variables by using valid_constant_size_p.
1887 * varasm.c (assemble_variable): Likewise.
1889 * c-decl.c (grokdeclarator): Properly check for sizes that
1890 cover more than half of the address-space.
1892 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1894 PR tree-optimization/53163
1895 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1896 return value from compute_all_dependences.
1898 PR rtl-optimization/53160
1899 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1900 has been modified by ree pass already.
1902 2012-05-01 Ian Lance Taylor <iant@google.com>
1905 * c-decl.c (build_compound_literal): Make the decl readonly if it
1906 an array of a readonly type.
1907 * gimplify.c (gimplify_compound_literal_expr): Add fallback
1908 parameter. Change all callers. If the decl is not addressable
1909 and is not an l-value, make it readonly.
1911 2012-05-01 Bernd Schmidt <bernds@codesourcery.com>
1913 * ira.c (allocated_reg_info_size): New static variable.
1914 (expand_reg_info): Manage it. Call
1915 setup_preferred_alternate_classes_for_new_pseudos.
1916 (ira): Don't do it here. Remove local allocated_reg_info_size,
1917 set the global before calling find_moveable_pseudos.
1918 (find_moveable_pseudos): Call expand_reg_info rather than
1921 2012-05-01 Richard Henderson <rth@redhat.com>
1923 * common.opt (fsync-libcalls): New.
1924 * doc/invoke.texi: Document it.
1925 * optabs.c (init_sync_libfuncs): Honor it.
1927 2012-05-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1928 Richard Sandiford <r.sandiford@uk.ibm.com>
1930 PR rtl-optimization/52543
1931 * Makefile.in (lower-subreg.o, target-globals.o): Depend on
1933 * lower-subreg.h: New file.
1934 * target-globals.h (this_target_lower_subreg): Declare.
1935 (target_globals): Add lower_subreg;
1936 (restore_target_globals): Restore this_target_lower_subreg.
1937 * target-globals.c: Include it.
1938 (default_target_globals): Add default_target_lower_subreg.
1939 (save_target_globals): Initialize target_lower_subreg.
1940 * rtl.h (init_lower_subreg): Added declaration.
1941 * toplev.c (backend_init_target): Call initializer for lower-subreg
1943 * lower-subreg.c (LOG_COSTS, FORCE_LOWERING): New macros.
1944 (default_target_lower_subreg): New variable.
1945 (this_target_lower_subreg): Likewise.
1946 (twice_word_mode, choices): New macros.
1947 (shift_cost, compute_splitting_shift, compute_costs)
1948 (init_lower_subreg): New functions.
1949 (resolve_simple_move): Add speed_p argument. Check choices.
1950 (find_pseudo_copy): Don't check the mode size here.
1951 (resolve_simple_move): Assert the mode size.
1952 (find_decomposable_shift_zext): Add speed_p argument and return
1953 a bool. Check choices.
1954 (resolve_shift_zext): Add comment.
1955 (dump_shift_choices, dump_choices): New functions.
1956 (decompose_multiword_subregs): Dump list of profitable
1957 transformations. Add code to skip non profitable transformations.
1958 Update calls to simple_move and find_decomposable_shift_zext.
1960 2012-05-01 Ian Bolton <ian.bolton@arm.com>
1961 Sameera Deshpande <sameera.deshpande@arm.com>
1962 Greta Yorsh <greta.yorsh@arm.com>
1964 * config/arm/arm-protos.h (thumb_unexpanded_epilogue): Rename to...
1965 (thumb1_unexpanded_epilogue): ...this.
1966 * config/arm/arm.c (thumb_unexpanded_epilogue): Rename to...
1967 (thumb1_unexpanded_epilogue): ...this.
1968 * config/arm/arm.md (thumb_unexpanded_epilogue): Rename to...
1969 (thumb1_unexpanded_epilogue): ...this.
1971 2012-05-01 Richard Earnshaw <rearnsha@arm.com>
1973 * arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_DEFAULT): Avoid ifdef
1974 comparing enumeration values. Update comments.
1976 2012-05-01 Alan Modra <amodra@gmail.com>
1979 * config/rs6000/rs6000.c (load_lr_save, restore_saved_lr,
1980 load_cr_save, add_crlr_cfa_restore): New functions.
1981 (rs6000_restore_saved_cr): Rename to..
1982 (restore_saved_cr): ..this. Add cfa_restore notes for cr.
1983 (rs6000_emit_epilogue): Use new functions. Adjust condition
1984 for emitting lr and cr cfa_restore. Emit cfa_restores for fp
1985 regs when using out-of-line restore only when shrink wrapping.
1987 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1990 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1991 calls to cgraph_node_name in xstrdup.
1992 (ipa_make_edge_direct_to_target): Ditto.
1993 * cgraph.c (dump_cgraph_node): Ditto.
1994 * tree-sra.c (convert_callers_for_node): Ditto.
1995 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1996 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1997 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1998 (cgraph_materialize_all_clones): Ditto.
1999 * ipa-inline.c (report_inline_failed_reason): Ditto.
2000 (want_early_inline_function_p): Ditto.
2001 (edge_badness): Ditto.
2002 (update_edge_key): Ditto.
2003 (flatten_function): Ditto.
2004 (ipa_inline): Ditto.
2005 (inline_always_inline_functions): Ditto.
2006 (early_inline_small_functions): Ditto.
2008 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2011 * config/i386/i386.md (*umul<mode><dwi>3_1): Switch places of
2012 constraints 0 and 1.
2014 012-04-30 Jan Hubicka <jh@suse.cz>
2016 * cgraph.c (ld_plugin_symbol_resolution_names): Move to symtab.c
2017 (cgraph_asm_nodes, cgraph_asm_last_node): Move to cgraphunit.c
2018 (cgraph_add_to_same_comdat_group): Remove.
2019 (cgraph_add_asm_node): Move to cgraphunit.c.
2020 (cgraph_make_decl_local): Move to symtab.c
2021 (cgraph_make_node_local_1): Update.
2022 (cgraph_can_remove_if_no_direct_calls_and): Update.
2023 (used_from_object_file_p): Update.
2024 (resolution_used_from_other_file_p): Move to symtab.c
2025 (cgraph_used_from_object_file_p): move to symtab.c
2026 (verify_cgraph_node): Verify same comdat groups.
2027 * cgraph.h (cgraph_asm_node): Rename to ...
2028 (asm_node): ... this one.
2029 (cgraph_asm_nodes): Rename to ...
2030 (asm_nodes): ... this one.
2031 (symtab_add_to_same_comdat_group): New function.
2032 (symtab_dissolve_same_comdat_group_list): New function.
2033 (symtab_used_from_object_file_p): Declare.
2034 (symtab_make_decl_local): Declare.
2035 (cgraph_add_to_same_comdat_group): Remove.
2036 (cgraph_add_asm_node): Remove.
2037 (cgraph_used_from_object_file_p, varpool_used_from_object_file_p):
2039 (cgraph_finalize_compilation_unit): Rename to ...
2040 (finalize_compilation_unit): ... this one.
2041 (cgraph_optimize): Rename to ....
2042 (compile): ... this one.
2043 (add_asm_node): Declare.
2044 (fixup_same_cpp_alias_visibility): Declare.
2045 (cgraph_make_decl_local): Remove.
2046 (varpool_assemble_pending_decls): Rename to ...
2047 (varpool_output_variables): ... this one.
2048 (varpool_remove_unreferenced_decls): Remove.
2049 * ipa-inline-transform.c (clone_inlined_nodes): Dissolve comdat groups.
2050 (preserve_function_body_p): Make static.
2051 * toplev.c (compile_file): Update comments; update.
2052 * cgraphunit.c: Update comments.
2053 (cgraph_expand_all_functions): Rename to ...
2054 (expand_all_functions): ... this one; update.
2055 (cgraph_mark_functions_to_output): Rename to ...
2056 (mark_functions_to_output): ... this one; cleanup.
2057 (cgraph_output_pending_asms): Remove prototype.
2058 (asm_nodes, asm_last_node): New static vars.
2059 (cgraph_process_new_functions): Update.
2060 (cgraph_reset_node): Cleanup; add comment.
2061 (cgraph_add_new_function): Update.
2062 (cgraph_output_pending_asms): Rename to ...
2063 (output_asm_statements): ... this one.
2064 (add_asm_node): New function.
2065 (fixup_same_cpp_alias_visibility): New function based on code
2066 in cgraph_analyze_function.
2067 (cgraph_analyze_function): Use it.
2068 (cgraph_order_sort): Update.
2069 (cgraph_output_in_order): Update.
2070 (cgraph_function_versioning): Update.
2071 (cgraph_optimize): Rename to ...
2072 (compile): ... this one; initialize streamer hooks here.
2073 (cgraph_finalize_compilation_unit): Rename to ...
2074 (finalize_compilation_unit): ... this one; do not initialize streamer
2076 * lto-streamer-out.c (lto_output_toplevel_asms): Update.
2077 * dwarf2out.c: Update ocmment.
2078 * optimize.c (maybe_clone_body): Use symtab_add_to_same_comdat_group.
2079 * method.c (use_thunk): Likewise.
2080 * semantics.c (maybe_add_lambda_conv_op): Likewise.
2081 * decl2.c (maybe_emit_vtables): Likewise.
2082 (cp_write_global_declarations): Use finalize_compilation_unit.
2083 * parser.c (cp_parser_asm_definition): Use add_asm_node.
2084 * lto-streamer-in.c (lto_input_toplevel_asms): Use add_asm_node
2085 * c-decl.c (c_write_global_declarations): Use
2086 finalize_compilation_unit.
2087 * langhooks.c (write_global_declarations): Update.
2088 * ipa.c (cgraph_externally_visible_p): Update.
2089 (dissolve_same_comdat_group_list): Remove.
2090 (function_and_variable_visibility): Update.
2091 * symtab.c: Inlcude lto-streamer.h and rtl.h
2092 (ld_plugin_symbol_resolution_names): New.
2093 (symtab_add_to_same_comdat_group): New.
2094 (symtab_dissolve_same_comdat_group_list): New.
2095 (resolution_used_from_other_file_p): Move here from cgraph.c
2096 (symtab_used_from_object_file_p): New.
2097 (symtab_make_decl_local): New.
2098 * passes.c (register_pass): Update comments.
2099 * c-parser.c (c_parser_asm_definition): Update.
2100 * varpool.c (varpool_analyze_node): Use
2101 fixup_same_cpp_alias_visibility.
2102 (varpool_remove_unreferenced_decls): Make static.
2103 (varpool_assemble_pending_decls): Rename to ...
2104 (varpool_output_variables): ... this one; call
2105 varpool_remove_unreferenced_decls.
2106 (varpool_used_from_object_file_p): Remove.
2108 2012-04-30 Marc Glisse <marc.glisse@inria.fr>
2111 * c-typeck.c (build_array_ref): Call
2112 convert_vector_to_pointer_for_subscript.
2113 * doc/extend.texi (Vector Extensions): Subscripting not just for C.
2115 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2117 * config/i386/i386.md (and<mode>3): Change runtime operand mode checks
2118 to compile-time "mode == <MODE>mode" checks.
2119 (and splitter): Ditto.
2121 2012-04-30 Richard Henderson <rth@redhat.com>
2123 * config/arm/arm.md (UNSPEC_LL): New.
2124 * config/arm/sync.md (atomic_loaddi, atomic_loaddi_1): New.
2125 (arm_load_exclusivedi): Use %H0.
2127 2012-04-30 Jason Merrill <jason@redhat.com>
2129 * dwarf2out.c (comdat_symbol_id): Add const.
2130 (union die_symbol_or_type_node): Add const to die_symbol.
2131 (output_die_symbol, output_die, output_comp_unit): Adjust.
2133 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
2135 * config/arm/arm.md (negdi2): Use gen_negdi2_neon.
2136 * config/arm/neon.md (negdi2_neon): New insn.
2137 Also add splitters for core and NEON registers.
2139 2012-04-30 Andrew Stubbs <ams@codesourcery.com>
2141 * config/arm/arm.c (neon_valid_immediate): Allow const_int.
2142 (arm_print_operand): Add 'x' format.
2143 * config/arm/constraints.md (Dn): Allow const_int.
2144 * config/arm/neon.md (neon_mov<mode>): Use VDX to allow DImode.
2145 Use 'x' format to print constants.
2146 * config/arm/predicates.md (imm_for_neon_mov_operand): Allow const_int.
2147 * config/arm/vfp.md (movdi_vfp): Disable for const_int when neon
2149 (movdi_vfp_cortexa8): Likewise.
2151 2012-04-30 Ian Bolton <ian.bolton@arm.com>
2152 Sameera Deshpande <sameera.deshpande@arm.com>
2153 Greta Yorsh <greta.yorsh@arm.com>
2155 * config/arm/arm-protos.h (ldm_stm_operation_p): New declaration.
2156 * config/arm/arm.c (ldm_stm_operation_p): New function.
2157 * config/arm/predicates.md (load_multiple_operation): Update predicate.
2158 (store_multiple_operation): Likewise.
2160 * config/arm/arm-protos.h (ldm_stm_operation_p): New parameters.
2161 * config/arm/arm.c (ldm_stm_operation_p): New parameters.
2162 * config/arm/predicates.md (load_multiple_operation): Add arguments.
2163 (store_multiple_operation): Likewise.
2165 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
2167 * config/i386/i386.md (and<mode>3): Expand masking operations with
2168 0xff, 0xffff or 0xffffffff immediates to corresponding zero_extend RTX.
2169 (and splitter): Split to DImode zero_extend RTX for DImode operand[0].
2171 2012-04-30 Dodji Seketeli <dodji@redhat.com>
2173 Add -Wvarargs option
2174 * builtins.c (fold_builtin_next_arg): Use OPT_Wvarargs as an
2175 argument for the various warning_at calls.
2176 * docs/invoke.texi: Update the documentation.
2178 2012-04-30 Dodji Seketeli <dodji@redhat.com>
2180 Switch -ftrack-macro-expansion=2 on by default.
2181 * docs/cppopts.texi: Adjust for enabling -ftrack-macro-expansion=2
2184 Fix va_start related location
2185 * builtins.c (fold_builtin_next_arg): Unwinds to the first
2186 location in real source code.
2188 Make conversion warnings work on NULL with -ftrack-macro-expansion
2189 * input.h (expansion_point_location_if_in_system_header): Declare
2191 * input.c (expansion_point_location_if_in_system_header): Define it.
2193 Fix -Wuninitialized for -ftrack-macro-expansion
2194 * tree-ssa.c (warn_uninit): Use the spelling location of the variable
2195 declaration. Use linemap_location_before_p for source locations.
2197 Strip "<built-in>" loc from displayed expansion context
2198 * input.c (expand_location_1): When expanding to spelling location
2199 in a context of a macro expansion, skip reserved system header
2200 locations. Update comments. * tree-diagnostic.c
2201 (maybe_unwind_expanded_macro_loc): Likewise.
2203 Make expand_location resolve to locus in main source file
2204 * input.c (expand_location_1): New. Takes a parameter to choose
2205 whether to resolve the location to spelling or expansion point.
2206 Was factorized from ...
2207 (expand_location): ... here.
2208 (expand_location_to_spelling_point): New. Implemented in terms of
2210 * diagnostic.c (diagnostic_build_prefix): Use the new
2211 expand_location_to_spelling_point instead of expand_location.
2213 Fix PCH crash on GTYed pointer-to-scalar field of a struct
2214 * gengtype.c (write_types_process_field): Force second argument of
2215 the call to the PCH object hierarchy walker to be 'x'.
2217 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
2219 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
2220 predicate to discriminate types.
2222 2012-04-30 Manuel López-Ibáñez <manu@gcc.gnu.org>
2224 * doc/invoke.texi (Wmissing-format-attribute): Document as an
2225 alias of Wsuggest-attribute=format.
2226 * c-typeck.c (convert_for_assignment): Replace
2227 Wmissing-format-attribute with Wsuggest-attribute=format.
2228 (digest_init): Likewise.
2230 2012-04-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
2232 * opts.c (finish_options): Do not handle -Wmissing-noreturn here.
2233 * common.opt (Wmissing-noreturn): Alias of
2234 -Wsuggest-attribute=noreturn.
2236 2012-04-29 Hans-Peter Nilsson <hp@axis.com>
2239 * config/cris/cris.md (andqu): New peephole2.
2240 (andu): Tweak head comment.
2242 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2243 Steven Bosscher <steven@gcc.gnu.org>
2244 Maxim Kuvyrkov <maxim@codesourcery.com>
2246 PR tree-optimization/38785
2247 * common.opt (ftree-partial-pre): New option.
2248 * doc/invoke.texi: Document it.
2249 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
2250 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
2252 (execute_pre): Use flag_tree_partial_pre.
2254 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2257 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
2260 2012-04-27 Ollie Wild <aaw@google.com>
2262 * doc/invoke.texi (Wliteral-suffix): Document new option.
2264 2012-04-27 Tom Tromey <tromey@redhat.com>
2266 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
2267 (dwarf_tag_name): Use get_DW_TAG_name.
2268 (dwarf_attr_name): Use get_DW_AT_name.
2269 (dwarf_form_name): Use get_DW_FORM_name.
2270 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
2272 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2274 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs whose
2275 arguments are -1 and 0, by negating the result of the conditional.
2277 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
2280 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
2282 2012-04-27 Richard Guenther <rguenther@suse.de>
2284 * tree-flow.h (is_hidden_global_store): Remove.
2285 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
2286 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
2287 (stmt_may_clobber_global_p): Likewise.
2288 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
2289 (stmt_may_clobber_global_p): Likewise.
2290 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
2291 stmt_may_clobber_global_p.
2292 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
2294 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
2296 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
2299 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
2300 reorganize some fields and update comments. Rename bit_test_uniq
2301 and bit_test_count to uniq resp. count. Remove bit_test_bb.
2302 (collect_switch_conv_info): New function, collects info about a
2303 GIMPLE_SWITCH into a struct switch_conv_info.
2304 (check_range): Simplify to use pre-recorded info. Fix think-o in
2305 range-branch ratio check.
2306 (check_process_case): Remove function.
2307 (check_all_empty_except_final): New function, verifies that all
2308 non-final basic blocks are empty.
2309 (process_switch): Simplify to use pre-recorded info. Call
2310 collect_switch_conv_info to do that. Assert that degenerate switch
2311 statements have been cleaned up.
2313 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
2316 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
2318 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2321 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
2323 2012-04-27 Tom de Vries <tom@codesourcery.com>
2325 PR tree-optimization/51879
2326 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
2327 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
2329 (defs_to_varying): ... here. Don't set use_processed.
2330 (visit_reference_op_call): Handle gimple_vdef.
2331 Handle case that lhs is NULL_TREE.
2332 (visit_use): Use mark_use_processed. Handle calls with side-effect
2333 using visit_reference_op_call.
2335 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2337 * sched-deps.c (fixup_sched_groups): Rename to...
2338 (chain_to_prev_insn): ...this.
2339 (chain_to_prev_insn_p): New function.
2340 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
2342 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2344 * sched-int.h (_haifa_insn_data): Move priority_status.
2346 (INSN_MODEL_INDEX): New macro.
2347 * haifa-sched.c (insn_delay): New function.
2348 (sched_regno_pressure_class): Update commentary.
2349 (mark_regno_birth_or_death): Pass the liveness bitmap and
2350 pressure array as arguments, instead of using curr_reg_live and
2351 curr_reg_pressure. Only update the pressure if the bit in the
2352 liveness set has changed.
2353 (initiate_reg_pressure_info): Always trust the live-in set for
2354 SCHED_PRESSURE_MODEL.
2355 (initiate_bb_reg_pressure_info): Update call to
2356 mark_regno_birth_or_death.
2357 (dep_list_size): Take the list as argument.
2358 (calculate_reg_deaths): New function, extracted from...
2359 (setup_insn_reg_pressure_info): ...here.
2360 (MODEL_BAR): New macro.
2361 (model_pressure_data, model_insn_info, model_pressure_limit)
2362 (model_pressure_group): New structures.
2363 (model_schedule, model_worklist, model_insns, model_num_insns)
2364 (model_curr_point, model_before_pressure, model_next_priority):
2366 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
2367 (MODEL_INSN_INFO, MODEL_INSN): New macros.
2368 (model_index, model_update_limit_points_in_group): New functions.
2369 (model_update_limit_points, model_last_use_except): Likewise.
2370 (model_start_update_pressure, model_update_pressure): Likewise.
2371 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
2372 (model_excess_cost, model_dump_pressure_points): Likewise.
2373 (model_set_excess_costs): Likewise.
2374 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
2375 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
2376 schedule as an alternative tie-breaker. Update the call to
2378 (ready_sort): Call model_set_excess_costs.
2379 (update_register_pressure): Update call to mark_regno_birth_or_death.
2380 Rely on that function to check liveness rather than doing it here.
2381 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
2382 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
2383 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
2384 (model_record_pressure, model_record_pressures): New functions.
2385 (model_record_final_pressures, model_add_successors_to_worklist)
2386 (model_promote_predecessors, model_choose_insn): Likewise.
2387 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
2388 (model_start_schedule, model_finalize_pressure_group): Likewise.
2389 (model_end_schedule): Likewise.
2390 (schedule_insn): Say when we're scheduling the next instruction
2391 in the model schedule.
2392 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
2393 (queue_to_ready): Do not add instructions that are
2394 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
2395 Always allow the next instruction in the model schedule to be added.
2396 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
2397 and delay for SCHED_PRESSURE_MODEL too.
2398 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
2399 SCHED_PRIORITY_MODEL, but also take the DFA into account.
2400 (schedule_block): Call model_start_schedule and model_end_schedule.
2401 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
2402 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2403 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
2405 (sched_finish): Update accordingly.
2406 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2407 to SCHED_PRESSURE_MODEL.
2408 (add_jump_dependencies): Update call to dep_list_size.
2409 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
2410 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
2411 to SCHED_PRESSURE_MODEL.
2412 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
2413 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
2414 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
2415 handling to SCHED_PRESSURE_MODEL.
2417 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
2419 * common.opt (fsched-pressure-algorithm=): New option.
2420 * flag-types.h (sched_pressure_algorithm): New enum.
2421 * sched-int.h (sched_pressure_p): Replace with...
2422 (sched_pressure): ...this new variable.
2423 * haifa-sched.c (sched_pressure_p): Replace with...
2424 (sched_pressure): ...this new variable.
2425 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
2426 (update_reg_and_insn_max_reg_pressure, schedule_insn)
2427 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
2428 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
2429 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
2430 (sched_analyze_insn): Likewise.
2431 * sched-rgn.c (schedule_region): Likewise.
2432 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
2434 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
2436 * PR middle-end/52997
2437 * ira.c (find_moveable_pseudos): Call resize_reg_info.
2440 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
2441 * expr.c (convert_move): Honor unsignedp when extending partial int
2443 * genmodes.c (complete_mode): Don't clear component field of partial
2445 (emit_mode_inner): Don't emit it however.
2446 (calc_wider_mode): Partial int modes widen to their component.
2448 2012-04-26 David S. Miller <davem@davemloft.net>
2450 * config/sparc/niagara4.md: New file.
2451 * config/sparc/sparc.md: Include it.
2452 * config/sparc/sparc.c (niagara4_costs): New processor costs.
2453 (sparc_option_override): Use it.
2454 (sparc_use_sched_lookahead): Return 2 for niagara4.
2455 (sparc_issue_rate): Likewise.
2457 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
2458 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
2459 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
2460 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to fgm_mul.
2461 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
2462 alignaddrldi_vis): Set type to gsr.
2463 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
2464 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
2465 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
2466 v<vis3_shift_patname><mode>3, fmean16_vis,
2467 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
2468 fucmp<code>8<P:mode>_vis): Set type to fga.
2469 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
2470 * config/sparc/niagara.md: Likewise.
2471 * config/sparc/niagara2.md: Likewise.
2472 * config/sparc/ultra3.md: Likewise, and fix type matching for
2473 us3_ialuX reservation.
2475 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2477 * reload.c (find_reloads): Change the loop nesting when trying an
2478 alternative with swapped operands.
2480 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
2482 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
2483 comment. Delete unused parameter first_exp_point_map.
2484 (virt_loc_aware_diagnostic_finalizer): Update call.
2486 2012-04-26 Michael Hope <michael.hope@linaro.org>
2487 Richard Earnshaw <rearnsha@arm.com>
2489 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
2490 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
2491 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
2492 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
2494 2012-04-25 Sriraman Tallam <tmsriram@google.com>
2496 * doc/extend.texi: Document avx2 support.
2497 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
2499 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
2502 * config/cris/cris.md ("*andhi_lowpart_v32")
2503 ("*andqi_lowpart_v32"): Change first input-only operand from
2504 a (match_operand ...) to (match_dup 0). Drop alternatives with
2505 const_int-matching constraints for redundancy.
2506 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
2507 three-operand alternative.
2509 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2512 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2513 instead expand it as zero extension.
2515 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
2518 * dwarf2out.c (dbx_reg_number): Assert return value != INVALID_REGNUM.
2520 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2522 * common.opt (flag_debug_types_section): Default to 0.
2523 (dwarf_version): Default to 4.
2524 (dwarf_record_gcc_switches): Default to 1.
2525 (dwarf_strict): Default to 0.
2526 * toplev.c (process_options): Don't handle dwarf_strict
2527 or dwarf_version here.
2528 * config/vxworks.c (vxworks_override_options): Don't
2529 test whether dwarf_strict or dwarf_version are negative,
2530 instead test !global_options_set.x_dwarf_*.
2531 * config/darwin.c (darwin_override_options): Default to
2533 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
2534 and -fno-debug-types-section are now the default.
2536 2012-04-25 Jan Hubicka <jh@suse.cz>
2538 * cgraphunit.c: Update toplevel comment.
2539 (tree_rest_of_compilation): Merge into cgraph_expand_function.
2540 (cgraph_analyze_function): Make static.
2541 (cgraph_decide_is_function_needed): Make static.
2542 (cgraph_add_new_function): Use expand_function instead of
2543 rest_of_compilation.
2544 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
2545 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
2547 (cgraph_inline_p): Remove.
2548 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
2549 (init_cgraph): Add comment.
2550 * cgraphbuild.c (record_reference, mark_address, mark_load,
2551 mark_store): Do not call analyze_expr hook.
2552 * cgraph.c: Update toplevel comment.
2553 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
2554 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
2555 Move fere from cgraphunit.c
2556 (cgraph_mark_force_output_node): Move to cgraph.h
2557 * cgraph.h: Reorder so the comments match the function placement.
2558 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
2559 (cgraph_mark_force_output_node): Move here from cgraph.c
2560 * tree.c (free_lang_data): Do not clear analyze_expr hook.
2561 * ipa-inline-transform.c (preserve_function_body_p): New function.
2562 (inline_transform): Update.
2563 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
2564 * langhooks.h (lang_hooks_for_callgraph): Remove.
2565 (lang_hooks): Remove callgraph.
2566 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
2567 * varpool.c: Remove out of date comment.
2568 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
2569 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
2571 2012-04-25 Jan Hubicka <jh@suse.cz>
2574 * cgraphunit.c (referred_to_p): Move ahead in file to avoid
2575 forward declaration.
2576 (cgraph_finalize_function): Finalize them here.
2577 * symtab.c (dump_symtab): Dump ctors and dtors.
2579 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2582 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2583 larger than maxbits. Don't compute maxbits modulo align.
2584 Also check that unit bytes long store at bitpos / unit * unit
2585 doesn't affect bits beyond bitregion_end.
2586 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2587 would not fit into bitregion_start ... bitregion_end + 1 bit region.
2588 (store_split_bit_field): Decrease unit close to end of bitregion_end
2589 if access is restricted in order to avoid mutual recursion.
2591 PR tree-optimization/53058
2592 * double-int.h (double_int_max_value, double_int_min_value): New
2594 * double-int.c (double_int_max_value, double_int_min_value): New
2596 * tree-vrp.c (register_edge_assert_for_2): Compare mask for LE_EXPR
2597 or GT_EXPR with double_int_max_value instead of double_int_mask.
2599 2012-04-25 Richard Guenther <rguenther@suse.de>
2601 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
2602 * tree-vect-loop.c (vect_transform_loop): Adjust.
2603 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
2604 the maximum number of iterations for the epilogue loop.
2605 (vect_loop_versioning): Remove case re-using the peeled epilogue loop.
2607 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2610 * c-typeck.c (set_nonincremental_init,
2611 set_nonincremental_init_from_string): Pass true instead of false
2612 as IMPLICIT to add_pending_init.
2614 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
2616 * c-typeck.c (pop_init_level): Improve diagnostics.
2618 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
2620 * compare-elim.c (try_eliminate_compare): Also handle operands with
2621 implicit extensions.
2623 2012-04-25 Alan Modra <amodra@gmail.com>
2625 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
2626 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
2627 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
2628 (no_global_regs_above): Delete.
2629 (no_global_regs): New function.
2630 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
2631 value for load multiple test.
2632 (savres_routine_syms): Increase size.
2633 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
2634 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
2635 rather than a number of boolean flags. Update all callers.
2636 (rs6000_savres_routine_name): Generate vector save/restore names.
2637 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
2638 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
2639 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
2640 and using_store_multiple. Expand uses. Don't always use r11 as
2641 frame reg when needed for out-of-line saves. Set up initial offset
2642 for out-of-line vector saves when buying stack frame. Handle pointer
2643 reg setup for out-of-line fp save. Emit call to out-of-line vector
2644 save function. Choose r11 or r12 for vrsave reg when available for
2646 (rs6000_output_function_prologue): Don't emit .extern for ELF.
2647 (rs6000_emit_epilogue): Choose a better frame reg when restoring
2648 from back-chain to suit out-of-line vector restore functions. Emit
2649 call to out-of-line vector restore function. Adjust register used
2650 for cr restore. Tweak pointer register setup for gpr restore.
2651 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
2653 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
2654 (V_SAVE_INLINE): Define.
2655 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
2657 2012-04-25 Alan Modra <amodra@gmail.com>
2659 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
2660 out-of-line save/restore for large frames. Don't disable
2661 out-of-line saves on ABI_AIX when using static chain reg.
2662 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
2663 clobber static chain reg, and tweak for out-of-line gpr saves
2666 2012-04-25 Alan Modra <amodra@gmail.com>
2668 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
2669 (rs6000_emit_prologue): Use the above to catch register overlap.
2671 2012-04-25 Alan Modra <amodra@gmail.com>
2673 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
2674 decl. Move logic selecting update reg to callers. Update all callers.
2675 (rs6000_emit_allocate_stack): Add copy_off param.
2676 (emit_frame_save): Don't handle reg+reg addressing.
2677 (ptr_regno_for_savres): New function, extracted from..
2678 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
2679 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
2680 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
2681 frame offset adjustment for out-of-line save with copy from sp.
2682 Simplify condition controlling whether cr is saved early or
2683 late. Use ptr_regno_for_savres to verify correct reg is set
2684 up for out-of-line saves. Pass the actual pointer reg used to
2685 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
2686 function. Rearrange spe vars so code is similar to that
2687 elsewhere in this function. Don't update frame_off when spe
2688 save code will restore r11. Use emit_frame_save for spe and
2689 gpr saves. Consolidate darwin out-of-line gpr setup with that
2690 for other abis. Don't assume frame_offset is zero and frame
2691 reg is sp when setting up altivec reg saves, and calculate
2692 exact offset requirement.
2693 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
2694 spe restore code. Consolidate darwin out-of-line gpr setup
2695 with that for other abis.
2697 2012-04-25 Alan Modra <amodra@gmail.com>
2699 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
2700 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
2702 (emit_frame_save): Delete frame_ptr param. Rename total_size to
2704 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
2705 and emit_frame_save calls. Cope with possibly missing note.
2707 2012-04-24 Sriraman Tallam <tmsriram@google.com>
2709 * config/i386/i386.c (build_processor_model_struct): New function.
2710 (make_var_decl): New function.
2711 (fold_builtin_cpu): New function.
2712 (ix86_fold_builtin): New function.
2713 (make_cpu_type_builtin): New function.
2714 (ix86_init_platform_type_builtins): New function.
2715 (ix86_expand_builtin): Expand new builtins by folding them.
2716 (ix86_init_builtins): Make new builtins to detect CPU type.
2717 (TARGET_FOLD_BUILTIN): New macro.
2718 (IX86_BUILTIN_CPU_INIT): New enum value.
2719 (IX86_BUILTIN_CPU_IS): New enum value.
2720 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
2721 * config/i386/i386-builtin-types.def: New function type.
2722 * testsuite/gcc.target/builtin_target.c: New testcase.
2723 * doc/extend.texi: Document builtins.
2725 2012-04-24 Olivier Hainque <hainque@adacore.com>
2727 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
2728 * toplev.c (process_options): Default to dwarf_version 2.
2729 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
2730 and dwarf_version 2.
2732 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2734 * tree-pretty-print.h (default_tree_printer): Do not declare.
2735 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
2737 (default_tree_diagnostic_starter): Make static.
2738 (default_tree_printer): Move to here. Make static.
2739 (tree_diagnostics_defaults): New.
2740 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
2741 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
2742 * toplev.c: Do not include tree-pass.h.
2743 (default_tree_printer): Move from here.
2744 (general_init): Use tree_diagnostics_defaults.
2746 2012-04-24 Chao-ying Fu <fu@mips.com>
2748 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
2749 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
2750 * config/mips/gnu-user.h
2751 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
2752 (GNU_USER_TARGET_LINK_SPEC): New define.
2753 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2754 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
2755 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
2756 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
2757 GNU_USER_TARGET_ENDFILE_SPEC.
2758 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
2759 (GNU_USER_TARGET_LINK_SPEC): New define.
2760 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
2761 * config/mips/linux-common.h: New file.
2763 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2766 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
2767 (altivec_build_resolved_builtin): Call fully_fold_convert.
2769 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
2772 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2774 2012-04-24 Richard Guenther <rguenther@suse.de>
2776 PR tree-optimization/53085
2777 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2780 2012-04-24 Richard Guenther <rguenther@suse.de>
2782 * tree-if-conv.c (main_tree_if_conversion): Move bb under
2785 2012-04-24 Jim Meyering <meyering@redhat.com>
2787 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
2788 absence of an define_enum call.
2790 2012-04-24 Richard Guenther <rguenther@suse.de>
2792 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
2793 the epilogue loop is not re-used as unvectorized version
2794 record the its maximum number of iterations.
2796 2012-04-24 Andrew Pinski <apinski@cavium.com>
2798 * tree-ssa-forwprop.c (simplify_bitwise_binary):
2799 Don't directly use def1/def2.
2801 2012-04-24 Richard Guenther <rguenther@suse.de>
2803 PR tree-optimization/53098
2804 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
2807 2012-04-24 Andrew Pinski <apinski@cavium.com>
2810 * tree-ssa-forwprop.c (defcodefor_name): New function.
2811 (simplify_bitwise_binary): Use defcodefor_name instead of manually
2812 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
2813 Simplify "(~X | Y) & X" to "X & Y" and
2814 "(~X & Y) | X" to "X | Y".
2816 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2818 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
2819 validate_change to add clobbers if IN_GROUP is nonzero.
2820 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
2821 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
2823 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
2825 * config/s390/s390.c (insn_invalid_p): Likewise.
2827 2012-04-24 Jakub Jelinek <jakub@redhat.com>
2830 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
2831 (output_addressed_constants): Likewise.
2834 * varasm.c (get_section): Don't ICE for section conflicts with
2835 built-in section kinds.
2837 2012-04-23 DJ Delorie <dj@redhat.com>
2839 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
2840 (LIBSTDCXX): Change to CPP2.
2842 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
2845 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
2848 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
2850 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2851 (*addsi_2_zext): Ditto.
2852 (*add<mode>_3): Ditto.
2853 (*addsi_3_zext): Ditto.
2854 (*add<mode>_5): Ditto.
2856 2012-04-23 Andrew Pinski <apinski@cavium.com>
2858 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
2859 (C & B) to (A OP0) & B.
2861 2012-04-23 Martin Jambor <mjambor@suse.cz>
2863 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
2864 temporaries created for a bitfield (reverting revision 122014).
2866 2012-04-23 Richard Guenther <rguenther@suse.de>
2868 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
2869 the condition using is_gimple_condexpr and avoid the not necessary
2871 (set_prologue_iterations): Likewise.
2872 (vect_loop_versioning): Likewise.
2874 2012-04-23 Richard Guenther <rguenther@suse.de>
2876 PR tree-optimization/53070
2877 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
2878 (main_tree_if_conversion): Verify we succeeded in that.
2880 2012-04-23 Jan Hubicka <jh@suse.cz>
2882 * lto-symtab.c (lto_cgraph_replace_node): Do not call
2883 mark_reahcable_node.
2884 * cgraph.c (cgraph_remove_node): Do not clear reachable.
2885 (cgraph_mark_reachable_node): Remove.
2886 (cgraph_mark_force_output_node): Do not set reachable.
2887 (dump_cgraph_node): Do not dump reachable.
2888 (cgraph_create_virtual_clone): Do not set reachable.
2889 * cgraph.h (cgraph_node): Remove reachable flag.
2890 (varpool_node): Remove reachable flag.
2891 (cgraph_mark_if_needed): Remove.
2892 (cgraph_mark_reachable_node): Remove.
2893 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
2894 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
2896 (cgraph_add_new_function): Likewise.
2897 (cgraph_mark_if_needed): Remove.
2898 (cgraph_analyze_function): Do not set target as reachable.
2899 (process_function_and_variable_attributes): Do not care about
2901 (cgraph_analyze_functions): Do not set reachable flags.
2902 (cgraph_mark_functions_to_output): Do not check reachability.
2903 (cgraph_copy_node_for_versioning): Do not set reachable flag.
2904 (dbxout_expand_expr): Update.
2905 * c-decl.c (merge_decls): Do not track changed externs.
2906 * ipa.c: Include pointer-set.h
2907 (enqueue_cgraph_node): Use reachable pointer set.
2908 (process_references): Likewise.
2909 (cgraph_remove_unreachable_nodes): Likewise.
2910 (whole_program_function_and_variable_visibility): Do not recompute
2912 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
2914 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
2916 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2918 2012-04-23 Richard Guenther <rguenther@suse.de>
2921 * c-typeck.c (build_binary_op): Fix typo.
2923 2012-04-23 Jakub Jelinek <jakub@redhat.com>
2925 PR tree-optimizations/52891
2926 * tree-vect-patterns.c (adjust_bool_pattern): Use
2927 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2928 but with non-standard precision.
2930 2012-04-22 Jan Hubicka <jh@suse.cz>
2932 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
2935 2012-04-22 Jan Hubicka <jh@suse.cz>
2937 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
2938 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2939 mark_load, mark_store): Do not mark varpool nodes as needed.
2940 * cgraph.c (cgraph_new_nodes): Remove.
2941 (cgraph_create_function_alias): Do not mark nodes as reachable.
2942 (cgraph_add_thunk): Likewise.
2943 (cgraph_mark_reachable_node): Do not manage the queue.
2944 * cgraph.h (cgraph_node): Remove next_needed.
2945 (varpool_nodes_queue): Remove next_needed and prev_needed.
2946 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
2947 (cgraph_new_nodes): Declare.
2948 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
2949 (varpool_analyze_pending_decls): Remove.
2950 (varpool_analyze_node): New.
2951 (varpool_mark_needed_node): Remove.
2952 (varpool_first_variable, varpool_next_variable): New inlines.
2953 (varpool_first_static_initializer, varpool_next_static_initializer):
2955 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
2956 (varpool_first_defined_variable): New inline.
2957 (varpool_next_defined_variable): New inline
2958 (FOR_EACH_VARIABLE): Reimplement.
2959 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
2960 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
2962 * cgraphunit.c (cgraph_new_nodes): Declare here.
2963 (enqueue_node): New function.
2964 (cgraph_process_new_functions): update for new
2965 node set; when constructing cgraph enqueue node for processing.
2966 (cgraph_add_new_function): Use new node set.
2967 (process_function_and_variable_attributes): Do not set varpool needed
2969 (referred_to_p): New function.
2970 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
2971 when varpool is in construction.
2972 (cgraph_analyze_functions): Rewrite.
2973 (cgraph_expand_all_functions): Update.
2974 (cgraph_output_in_order): Do not analyze pending decls; do not set
2976 (cgraph_optimize): Do not analyze pending decls.
2977 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
2978 in other partition; do not mark node as needed.
2979 * dwarf2out.c (reference_to_unused): Use analyzed flag.
2980 (premark_types_used_by_global_vars_helper): Likewise.
2981 * ipa.c (process_references): Do not call varpool_mark_needed_node.
2982 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
2984 (function_and_variable_visibility): Do not mark node as needed.
2985 (whole_program_function_and_variable_visibility): Likewise.
2986 * Makefile.in (gt-varpool.h): No longer needed.
2987 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
2988 (ipa_write_summaries): Do not use needed flag.
2989 * varpool.c: Do not include gt-varpool.h
2990 (x_varpool_nodes_queue, x_varpool_last_needed_node,
2991 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
2992 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
2994 (varpool_remove_node): Do not update the lists.
2995 (dump_varpool_node): Do not dump needed flag.
2996 (varpool_enqueue_needed_node): Remove.
2997 (varpool_mark_needed_node): Remove.
2998 (varpool_reset_queue): Remove.
2999 (varpool_finalize_decl): Move to cgraphunit.c
3000 (varpool_analyze_node): New functions based on former
3001 varpool_analyze_pending_decls.
3002 (varpool_analyze_pending_decls): Remove.
3003 (varpool_assemble_decl): Do not update the lists.
3004 (enqueue_node): New function.
3005 (varpool_remove_unreferenced_decls): Rewrite.
3006 (varpool_empty_needed_queue): Remove.
3007 (add_new_static_var): Do not mark node as needed.
3008 (varpool_create_variable_alias): Handle expansion state
3010 * except.c (output_ttype): Do not mark node as needed.
3011 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
3012 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
3014 * tree-switch-conversion.c (build_one_array): Likewise.
3016 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3019 * doc/invoke.texi (pedantic): Rename to Wpedantic.
3020 * common.opt (Wpedantic): New.
3021 (pedantic): Alias Wpedantic.
3022 * diagnostic.c (warning_at): Likewise.
3023 * c-decl.c (diagnose_mismatched_decls): Likewise.
3024 (build_array_declarator): Likewise.
3025 (mark_forward_parm_decls):
3026 (check_bitfield_type_and_width): Likewise.
3027 (grokdeclarator): Likewise.
3028 (grokfield): Likewise.
3029 (finish_struct): Likewise.
3030 (build_enumerator): Likewise.
3031 (store_parm_decls_oldstyle): Likewise.
3032 (declspecs_add_qual): Likewise.
3033 (declspecs_add_type): Likewise.
3034 (finish_declspecs): Likewise.
3035 * c-typeck.c (composite_type): Likewise.
3036 (comp_target_types): Likewise.
3037 (build_array_ref): Likewise.
3038 (pointer_diff): Likewise.
3039 (build_unary_op): Likewise.
3040 (build_conditional_expr): Likewise.
3041 (build_c_cast): Likewise.
3042 (convert_for_assignment): Likewise.
3043 (maybe_warn_string_init): Likewise.
3044 (digest_init): Likewise.
3045 (pop_init_level): Likewise.
3046 (set_init_index): Likewise.
3047 (c_finish_goto_label): Likewise.
3048 (c_finish_return): Likewise.
3049 (do_case): Likewise.
3050 (build_binary_op): Likewise.
3051 * c-parser.c (static): Likewise.
3052 (c_parser_external_declaration): Likewise.
3053 (c_parser_declaration_or_fndef): Likewise.
3054 (c_parser_static_assert_declaration_no_se): Likewise.
3055 (c_parser_enum_specifier): Likewise.
3056 (c_parser_struct_or_union_specifier): Likewise.
3057 (c_parser_struct_declaration): Likewise.
3058 (c_parser_alignas_specifier): Likewise.
3059 (c_parser_braced_init): Likewise.
3060 (c_parser_initelt): Likewise.
3061 (c_parser_compound_statement_nostart): Likewise.
3062 (c_parser_conditional_expression): Likewise.
3063 (c_parser_alignof_expression): Likewise.
3064 (c_parser_postfix_expression): Likewise.
3065 (c_parser_postfix_expression_after_paren_): Likewise.
3066 (c_parser_objc_class_instance_variables): Likewise.
3067 (c_parser_objc_method_definition): Likewise.
3068 (c_parser_objc_methodprotolist): Likewise.
3070 2012-04-22 Ian Lance Taylor <iant@google.com>
3072 * godump.c (go_output_typedef): Dump size of structs.
3074 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
3076 Correcting transform_to_exit_first_loop + fix to PR46886
3077 * tree-parloops.c (transform_to_exit_first_loop): Remove
3078 setting of number of iterations according to the loop pattern.
3079 Duplicate from entry to exit->src instead of loop->latch.
3080 (pallelize_loops): Remove the condition preventing do-while loops.
3081 * tree-cfg.c (bool bb_in_region_p): New.
3082 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
3083 Adjust redirection of the duplicated iteration.
3085 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
3088 * rtl.def (ADDRESS): Use "i" rather than "w".
3089 * rtl.h (find_base_term): Delete.
3090 (may_be_sp_based_p): Declare.
3091 * rtl.c (rtx_code_size): Remove ADDRESS special case.
3092 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
3093 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
3095 (find_base_term): Make static.
3096 (may_be_sp_based_p): New function.
3097 * dse.c (record_store): Use it.
3098 * store-motion.c (store_killed_in_insn): Likewise.
3100 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
3102 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
3104 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
3107 * c-typeck.c (inform_declaration): New.
3108 (build_function_call_vec): Do not pretty-print
3109 expressions when caret is enabled.
3110 (convert_arguments): Use inform_declaration.
3112 2012-04-20 Jim Meyering <meyering@redhat.com>
3114 * genmodes.c (make_complex_modes): Don't truncate a mode name of
3115 length 7 or more when prepending a "C". Suggested by Richard Guenther.
3117 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3119 PR rtl-optimization/44214
3120 * fold-const.c (exact_inverse): New function.
3121 (fold_binary_loc): Fold vector and complex division by constant into
3122 multiply by recripocal with flag_reciprocal_math; fold vector division
3123 by constant into multiply by reciprocal with exact inverse.
3125 2012-04-20 Jan Hubicka <jh@suse.cz>
3127 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
3129 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
3130 (cgraph_remove_node): Update.
3131 (cgraph_mark_needed_node): Remove.
3132 (cgraph_mark_force_output_node): New.
3133 (dump_cgraph_node): Do not dump needed flag.
3134 (cgraph_node_cannot_be_local_p_1): Update.
3135 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
3136 * cgraph.h (symtab_node_base): Add force_output flag.
3137 (cgraph_node): Remove needed flag.
3138 (varpool_node): Remove force_output flag.
3139 (cgraph_mark_needed_node): Remove.
3140 (cgraph_mark_force_output_node): New.
3141 (cgraph_only_called_directly_or_aliased_p,
3142 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
3143 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
3144 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
3145 (cgraph_add_new_function): Update.
3146 (cgraph_mark_if_needed): Update.
3147 (verify_cgraph_node): Update.
3148 (cgraph_analyze_function): Alias target is reachable.
3149 (process_function_and_variable_attributes): Update: externally_visible
3150 flag makes function reachable.
3151 (cgraph_analyze_functions): Update dumping.
3152 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
3153 input_overwrite_node, input_varpool_node): Update streaming.
3154 * lto-streamer-out.c (produce_symtab): Use force_output.
3155 * ipa.c (process_references): Weakrefs must be processed.
3156 (cgraph_remove_unreachable_nodes): Likewise; update for new
3158 (varpool_externally_visible_p): Weakrefs are externally visible
3159 even if they are not.
3160 (function_and_variable_visibility): Update; when processing alias
3161 pair force the targets to be output.
3162 (whole_program_function_and_variable_visility): Use
3163 mark_reachable_node.
3164 * trans-mem.c (ipa_tm_mark_needed_node): Remove
3165 (ipa_tm_mark_force_output_node): New function.
3166 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
3167 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
3169 * varasm.c (mark_decl_referenced): Update.
3170 (find_decl_and_mark_needed): Remove.
3171 (find_decl): New function.
3172 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
3173 alias targets as needed.
3174 (dump_tm_clone_pairs): Update.
3175 * tree-inline.c (copy_bb): Update check.
3176 * symtab.c (dump_symtab_base): Dump force_output.
3177 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
3178 * passes.c (execute_todo): Fix dumping.
3179 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
3180 (varpool_analyze_pending_decls): Alias target is reachable.
3181 (varpool_create_variable_alias): Finalize weakrefs.
3183 2012-04-20 Jakub Jelinek <jakub@redhat.com>
3186 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
3187 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
3188 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
3189 macros instead of constants.
3190 * dse.c (record_store): Check for SP ADDRESS by comparing
3191 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
3192 XEXP to be stack_pointer_rtx.
3194 2012-04-20 Richard Guenther <rguenther@suse.de>
3196 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
3197 update_call_from_tree when propagating into a call.
3199 2012-04-20 Alan Modra <amodra@gmail.com>
3201 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
3202 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
3203 sp_offset to frame_off. Move world save code earlier.
3205 2012-04-20 Richard Guenther <rguenther@suse.de>
3207 PR tree-optimization/53050
3208 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
3209 Do only one transform on COND_EXPRs at the same time.
3211 2012-04-19 Jan Hubicka <jh@suse.cz>
3213 * symtab.c (dump_symtab_base): Revert accidental checkin.
3215 2012-04-20 Alan Modra <amodra@gmail.com>
3218 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
3219 static chain, set REST_INLINE_FPRS too.
3221 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
3223 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
3226 2012-04-20 Richard Guenther <rguenther@suse.de>
3228 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
3229 loops that can never run more often than the vectorization factor.
3231 2012-04-19 Jan Hubicka <jh@suse.cz>
3233 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
3235 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
3237 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3239 2012-04-19 Jim Meyering <meyering@redhat.com>
3241 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
3242 We verified above that the string(including trailing NUL) fits in buf,
3245 2012-04-19 Richard Guenther <rguenther@suse.de>
3247 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
3248 for dumping DECL_SECTION_NAME.
3250 2012-04-19 Michael Matz <matz@suse.de>
3253 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
3254 (struct tree_vector): Adjust GTY length.
3255 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
3257 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
3259 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
3260 caller emitted the length calulation already.
3261 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
3262 before handling any of the fields for structs.
3264 2012-04-19 Richard Guenther <rguenther@suse.de>
3266 PR tree-optimization/53031
3267 * tree-vrp.c (adjust_range_with_scev): Revert back to
3268 using max_loop_iterations.
3270 2012-04-19 Michael Matz <matz@suse.de>
3272 * diagnostic.c (emit_diagnostic): Move va_end call after user
3274 (warning, warning_at, pedwarn, permerror): Ditto.
3276 2012-04-19 Richard Guenther <rguenther@suse.de>
3278 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
3281 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3284 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3285 the case *(X+const).
3287 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3289 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3291 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3294 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
3295 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
3297 2012-04-19 Richard Guenther <rguenther@suse.de>
3299 PR rtl-optimization/44688
3300 * loop-iv.c (determine_max_iter): Only return max_iter.
3301 (iv_number_of_iterations): Also use the recorded loop bound
3302 on the maximum number of iterations.
3303 * loop-unroll.c (decide_unroll_runtime_iterations): Use
3304 max_iter to avoid unrolling loops that do not roll.
3305 (decide_unroll_stupid): Likewise.
3307 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
3309 * targhooks.c (default_case_values_threshold): Fix code style nit.
3311 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
3312 case range and type folding from here...
3313 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
3314 type, as documented in tree.def.
3316 2012-04-18 Jan Hubicka <jh@suse.cz>
3318 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
3320 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
3321 cgraph hash and same comdat groups.
3322 (cgraph_optimize): Verify symbol table.
3323 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
3324 (dissolve_same_comdat_group_list): Work on symtab nodes.
3325 (function_and_variable_visibility): Dissolve variable same comdat group
3327 * symtab.c: Include timevar.h
3328 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
3330 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
3332 * tree-switch-conversion.c (info): Remove global pass info.
3333 (check_range, check_process_case, check_final_bb, create_temp_arrays,
3334 free_temp_arrays, gather_default_values, build_constructors,
3335 array_value_type, build_one_array, build_arrays, gen_def_assigns,
3336 fix_phi_nodes, gen_inbound_check): Pass info around from ...
3337 (process_switch): ... here. Unify message format. Return a const
3338 char pointer to the failure reason message.
3339 (do_switchconv): Unify message format. Update process_switch usage.
3341 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
3342 * tree-cfg.c (edge_to_cases): Fix documentation.
3344 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3346 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3348 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3350 PR tree-optimization/52976
3351 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
3352 (possibly_move_powi): New function.
3353 (rewrite_expr_tree): Call possibly_move_powi.
3354 (rewrite_expr_tree_parallel): Likewise.
3355 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
3356 call add_to_ops_vec instead.
3358 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3360 PR tree-optimization/52976
3361 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
3362 (decrement_power): Likewise.
3363 (propagate_op_to_single_use): Likewise.
3364 (zero_one_operation): Handle __builtin_pow* calls in linearized
3365 expression trees; factor logic into propagate_op_to_single_use.
3366 (undistribute_ops_list): Allow operands with repeat counts > 1.
3368 2012-04-18 Richard Guenther <rguenther@suse.de>
3370 PR tree-optimization/44688
3371 * cfgloop.h (record_niter_bound): Declare.
3372 * tree-ssa-loop-niter.c (record_niter_bound): Export.
3373 Update the estimation with the upper bound here...
3374 (estimate_numbers_of_iterations_loop): ... instead of here.
3375 Do not forcefully reset a recorded upper bound.
3376 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
3377 Record the maximum number of loop iterations of the prologue loop.
3379 2012-04-18 Jan Hubicka <jh@suse.cz>
3381 * lto-symtab.c (lto_cgraph_replace_node): Update.
3382 * cgraphbuild.c (record_reference, record_type_list,
3383 record_eh_tables, mark_address, mark_load, mark_store): Update.
3384 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
3385 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
3387 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
3388 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
3389 * reload.c: Fix typo in comment.
3390 * rtlanal.c: Likewise.
3391 * tree-emultls.c (gen_emutls_addr): Update.
3392 * ipa-reference.c (analyze_function): Update.
3393 * cgraphunit.c (cgraph_analyze_function,
3394 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
3396 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
3397 (ipa_remove_reference): Likewise.
3398 (ipa_remove_all_refering): Rename to ...
3399 (ipa_remove_all_referring): ... this one; update.
3400 (ipa_dump_references): Update.
3401 (ipa_dump_referring): Update.
3402 (ipa_clone_references): Update.
3403 (ipa_clone_refering): Rename to ...
3404 (ipa_clone_referring): ... this one; update.
3405 (ipa_ref_cannot_lead_to_return): Update.
3406 (ipa_ref_has_aliases_p): Update.
3407 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
3409 (ipa_ref_type): Remove.
3410 (ipa_ref_ptr_u): Remove.
3411 (ipa_ref): Remove referencing, refered, refered_index, refering_type
3412 and refered_type; add referring, referred and referred_index.
3413 (ipa_ref_list): Rename refering to referring.
3414 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
3415 ipa_clone_references, ipa_clone_referring): Update prototypes.
3416 * lto-cgraph.c (referenced_from_other_partition_p): Update.
3417 (lto_output_ref): Update.
3418 (add_references): Update.
3419 (input_varpool_node): Update.
3420 (input_refs): Update.
3421 * ipa-ref-inline.h (ipa_ref_node): Update.
3422 (ipa_ref_varpool_node): Update.
3423 (ipa_ref_referring_node): Update.
3424 (ipa_ref_referring_varpool_node): Update.
3425 (ipa_ref_referring_ref_list): Update.
3426 (ipa_ref_referred_ref_list): Update.
3427 (ipa_ref_list_first_referring): Update.
3428 (ipa_empty_ref_list): Update.
3429 (ipa_ref_list_refering_iterate): Rename to ...
3430 (ipa_ref_list_referring_iterate): ... this one.
3431 * cse.c: Update comment.
3432 * ipa-utils.c (ipa_reverse_postorder): Update.
3433 * tree-ssa-alias.c: Update.
3434 * ipa-inline.c (reset_edge_caches): Update.
3435 (update_caller_keys): Update.
3436 * ipa-inline.h: Update comments.
3437 * jump.c: Update comment.
3438 * alias.c: Likewise.
3439 * ipa.c (process_references): Update.
3440 (cgraph_remove_unreachable_nodes): Likewise.
3441 (ipa_discover_readonly_nonaddressable_var): Likewise.
3442 (cgraph_address_taken_from_non_vtable_p): Likewise.
3443 * trans-mem.c (ipa_tm_execute): Update.
3444 * simplify-rtx.c: Fix comment.
3445 * rtl.c: Fix comment.
3446 * symtab.c (symtab_unregister_node): Update.
3447 * varpool.c (dump_varpool_node): Update.
3448 (varpool_analyze_pending_decls): Update.
3449 (assemble_aliases): Update.
3450 (varpool_for_node_and_aliases): Update.
3452 2012-04-18 Richard Guenther <rguenther@suse.de>
3454 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
3455 use_undefined_p parameter.
3456 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
3457 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
3459 (estimate_numbers_of_iterations): Likewise.
3460 (estimated_loop_iterations): Adjust.
3461 (max_loop_iterations): Likewise.
3462 (scev_probably_wraps_p): Likewise.
3463 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
3464 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
3465 not max_loop_iterations.
3466 (execute_vrp): Remove explicit number of iterations estimation.
3468 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
3470 * config/i386/linux-common.h: New.
3472 * config.gcc: Add i386/linux-common.h before
3473 all i386/linux.h and i386/linux64.h usages.
3475 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
3476 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
3477 * config/i386/gnu-user64.h: Likewise.
3479 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
3480 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
3481 (GNU_USER_TARGET_MATHFILE_SPEC): New.
3482 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
3484 2012-04-18 Jan Hubicka <jh@suse.cz>
3486 * cgraph.c (cgraph_node_name): Remove.
3487 (dump_cgraph_node): Use dump_symtab_base; reformat.
3488 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
3489 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
3491 (cgraph_node_name, varpool_node_name): Remove.
3492 (cgraph_node_asm_name, varpool_node_asm_name,
3493 cgraph_node_name, varpool_node_name): New.
3494 * tree-pass.h (TODO_dump_cgraph): Rename to ...
3495 (TODO_dump_symtab): ... this one.
3496 * ipa-cp (pass_ipa_cp): Update.
3497 * ia-reference.c (generate_summary, read_write_all_from_decl,
3498 propagate, ipa_reference_read_optimization_summary): Update.
3499 * cgraphunit.c (cgraph_analyze_functions): Update.
3500 (cgraph_optimize): Update.
3501 * ipa-ref.c (ipa_dump_references): Update.
3502 (ipa_dump_refering): Update.
3503 * ipa-inline.c (pass_ipa_inline): Update.
3504 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
3505 * ipa.c (pass_ipa_function_visibility,
3506 pass_ipa_whole_program_visibility): Update.
3507 * tree-sra.c (pass_early_ipa_sra): Update.
3508 * symtab.c: Include langhooks.h
3509 (symtab_node_asm_name): New.
3510 (symtab_node_name): New.
3511 (symtab_type_names): New static var.
3512 (dump_symtab_base): New.
3513 (dump_symtab_node, dump_symtab): New.
3514 (debug_symtab_node, debug_symtab): New.
3515 * tree-ssa-structalias.c: Dump symbol table.
3516 * pases.c (execute_todo): Handle TODO_dump_symtab instead
3517 of TODO_dump_cgraph.
3518 * varpoo.c (varpool_node_name): Remove.
3519 (dump_varpool_node): Use dump_symtab_base; reformat.
3521 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
3523 * doc/invoke.texi (Language Independent Options): @item should be
3526 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
3529 * rtl.c (rtx_code_size): Handle ADDRESS.
3531 2012-04-17 Tom de Vries <tom@codesourcery.com>
3533 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
3536 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3539 * config/i386/sync.md (atomic_<code><mode>): Rename to
3540 atomic_<logic><mode>.
3542 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
3544 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
3545 * alias.c (reg_base_value): Expand and update comment.
3546 (arg_base_value): New variable.
3547 (unique_id): Move up file.
3548 (unique_base_value, unique_base_value_p, known_base_value_p): New.
3549 (find_base_value): Use arg_base_value and known_base_value_p.
3550 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
3551 (find_base_term): Use known_base_value_p.
3552 (base_alias_check): Use unique_base_value_p.
3553 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
3554 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
3556 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
3558 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
3560 2012-04-17 Michael Matz <matz@suse.de>
3562 PR tree-optimization/18437
3563 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
3564 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
3565 (vect_check_strided_load): Declare.
3566 * tree-vect-data-refs.c (vect_check_strided_load): New function.
3567 (vect_analyze_data_refs): Use it to accept strided loads.
3568 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
3570 2012-04-17 Richard Guenther <rguenther@suse.de>
3573 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
3574 loops when redirecting an entry or latch edge.
3576 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
3578 * sel-sched.c (sel_global_init): Revert previous change.
3580 2012-04-17 Richard Guenther <rguenther@suse.de>
3582 * tree-flow.h (array_at_struct_end_p): Move declaration ...
3583 * tree.h (array_at_struct_end_p): ... here.
3584 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
3585 * expr.c (array_at_struct_end_p): ... here. Rewrite.
3587 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
3589 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
3590 COST_TABLE): Remove.
3591 (estimate_case_costs): Remove.
3592 (expand_case): Do not call estimate_case_costs
3593 to set use_cost_table.
3594 (balance_case_nodes): Do not use use_cost_table.
3596 2012-04-16 Jan Hubicka <jh@suse.cz>
3598 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
3599 (hash_node, eq_node): Remove.
3600 (cgraph_create_node): Do not handle hashtable.
3601 (cgraph_get_node): Remove.
3602 (cgraph_insert_node_to_hashtable): Remove.
3603 (hash_node_by_assembler_name): Remove.
3604 (eq_assembler_name): Remove.
3605 (cgraph_node_for_asm): Rewrite.
3606 (cgraph_find_replacement_node): Break out from ...
3607 (cgraph_remove_node): ... here; do not maintain hashtables.
3608 (change_decl_assembler_name): Remove.
3609 (cgraph_clone_node): Do not maintain hashtables.
3610 * cgraph.h (const_symtab_node): New typedef.
3611 (cgraph_insert_node_to_hashtable): Remove.
3612 (symtab_get_node, symtab_node_for_asm,
3613 symtab_insert_node_to_hashtable): Declare.
3614 (cgraph_find_replacement_node): Declare.
3615 (cgraph_get_node, varpool_get_node): Turn into inlines.
3616 (cgraph, varpool): Work sanely on NULL pointers.
3617 (FOR_EACH_SYMBOL): New walker.
3618 * ipa-inline-transform.c (save_inline_function_body): Use
3619 symtab_insert_node_to_hashtable.
3620 * symtab.c: Include ggc.h and diagnostics.h
3621 (symtab_hash, assembler_name_hash): New static vars;
3622 (hash_node, eq_node, hash_node_by_assembler_name,
3623 eq_assembler_name, insert_to_assembler_name_hash,
3624 unlink_from_assembler_name_hash): New.
3625 (symtab_register_node): Update hashtables.
3626 (symtab_insert_node_to_hashtable): New.
3627 (symtab_unregister_node): Update hashtables.
3628 (symtab_get_node): New.
3629 (symtab_node_for_asm): New.
3630 (change_decl_assembler_name): New.
3631 * Makefile.in (symtab.o): Needs GTY.
3632 * varpool.c (varpool_hash): Remove.
3633 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
3634 (varpool_node): Rewrite using varpool_get_node.
3635 (varpool_remove_node): DO not maintain hashtables.
3636 (varpool_node_for_asm): Rewrite.
3638 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
3640 * doc/invoke.texi: Copy-edit to put verbs in the present tense
3641 when describing the current behavior of GCC.
3643 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
3645 * genemit.c (gen_exp): Remove ADDRESS handling.
3646 * genoutput.c (scan_operands): Likewise.
3647 * genpeep.c (match_rtx): Likewise.
3648 * genrecog.c (add_to_sequence): Likewise.
3650 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
3652 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
3654 2012-04-16 Martin Jambor <mjambor@suse.cz>
3656 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
3659 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
3662 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3663 hints for 'A' operand types.
3665 2012-04-16 Jan Hubicka <jh@suse.cz>
3667 * cgraph.h (symtab_node_base): Add next and previous pointers.
3668 (cgraph_node): Remove next and preivous pointers.
3669 (varpool_node): Likewise; remove next/previous GTY marker;
3670 it is not type safe.
3671 (symtab_node_def): Update GTY marker
3672 (x_cgraph_nodes, cgraph_nodes): Remove.
3673 (symtab_nodes): New function.
3674 (cgraph_order): Rename to ...
3675 (symtab_order): ... this one.
3676 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
3678 (x_varpool_nodes, varpool_nodes): Remove.
3679 (FOR_EACH_STATIC_VARIABLE): Update.
3680 (symtab_function_p, symtab_variable_p): New function.
3681 (FOR_EACH_VARIABLE): Update.
3682 (varpool_first_variable, varpool_next_variable): New functions.
3683 (FOR_EACH_VARIABLE): Update.
3684 (cgraph_first_defined_function): Update.
3685 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
3686 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
3687 (cgraph_first_function, cgraph_next_function): New.
3688 (FOR_EACH_FUNCTION): Update.
3689 (cgraph_first_function_with_gimple_body,
3690 cgraph_next_function_with_gimple_body): Update.
3691 * symtab.c: New file.
3692 * cgraph.c: Update copyright dates.
3693 (x_cgraph_nodes, cgraph_order): Remove.
3694 (NEXT_FREE_NODE): Update.
3695 (SET_NEXT_FREE_NODE): New.
3696 (cgraph_create_node_1): Remove common code.
3697 (cgraph_create_node): Remove common code; call symtab_register_node.
3698 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
3699 (cgraph_add_asm_node): Update.
3700 (cgraph_clone_node): Register new node.
3701 * cgraphunit.c (process_function_and_variable_attributes): Update.
3702 (cgraph_analyze_functions): Update.
3703 (cgraph_analyze_functions): Update.
3704 (cgraph_output_in_order): Update.
3705 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
3707 * ipa-inline.c (recursive_inlining): Update.
3708 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
3709 * ipa.c (cgraph_remove_unreachable_nodes): Update.
3710 * Makefile.in: Add symtab.o
3711 * varpool.c (x_varpool_nodes): Remove
3712 (varpool_node): Remove common code; call symtab_register_node.
3713 (varpool_remove_node): Remove common code; call symtab_unregister_node.
3715 2012-04-16 Richard Guenther <rguenther@suse.de>
3718 * tree.h (VECTOR_CST_NELTS): Adjust.
3719 (struct tree_vector): Add explicit length field.
3720 (make_vector_stat): Declare.
3721 (make_vector): Define.
3722 * tree.c (make_vector_stat): New function.
3723 (build_vector_stat): Use it.
3724 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3726 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3728 PR tree-optimization/52976
3729 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
3730 (undistribute_ops_list): Ops with repeat counts aren't eligible for
3732 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
3734 2012-04-16 Jan Hubicka <jh@suse.cz>
3736 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
3738 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
3739 walkers to walk cgraph and varpool.
3740 * cgraph.c (cgraph_node_for_asm): Likewise.
3741 (dump_cgraph): Likewise.
3742 * value-prof.c (init_node_map): Likewise.
3743 * tree.c (free_lang_data_in_cgraph): Likewise.
3744 * tree-emutls.c: (ipa_lower_emutls): Likewise.
3745 * ipa-reference.c (generate_summary, propagate): Likewise.
3746 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
3747 cgraph_mark_functions_to_output, cgraph_output_in_order,
3748 output_weakrefs, cgraph_materialize_all_clones,
3749 cgraph_optimize): Likewise.
3750 * lto-cgraph.c (merge_profile_summaries): Likewise.
3751 (input_cgraph): Likewise.
3752 * ipa-pure-const.c (generate_summary): Likewise.
3753 (propagate): Likwise.
3754 * ipa-utils.c (ipa_reduced_postorder): Likewise.
3755 (ipa_free_postorder_info): Likewise.
3756 (ipa_reverse_postorder): Likewise.
3757 * ipa-inline.c (ipa_inline): Likewise.
3758 * matrix-reorg.c (find_matrices_decl): Likewise.
3759 (matrix_reorg): Likewise.
3760 * tree-vectorizer.c (increase_alignment): Likewise.
3761 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
3762 (function_and_variable_visibility): Likewise.
3763 (whole_program_function_and_variable_visibility): Likewise.
3764 (ipa_cdtor_merge): Likewise.
3765 * trans-mem.c (ipa_tm_execute): Likewise.
3766 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
3767 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
3768 (ipa_print_all_params): Likewise.
3769 (ipa_update_after_lto_read): Likewise.
3770 * tree-profie.c (tree_profiling): Likewise.
3771 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3772 * passes.c (dump_passes): Likewise.
3773 (do_per_function): Likewise.
3774 (ipa_write_summaries): Likewise.
3775 * varpool.c (dump_varpool): Likewise.
3776 (varpool_node_for_asm): Likewise.
3777 (varpool_assemble_pending_decls): Likewise.
3779 2012-04-16 Richard Guenther <rguenther@suse.de>
3781 PR tree-optimization/52975
3782 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
3783 condition but always mark it with TRUTH_NOT_EXPR.
3785 2012-04-16 Richard Guenther <rguenther@suse.de>
3787 PR tree-optimization/52975
3788 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
3789 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
3790 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
3791 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
3793 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
3795 * config/i386/sse.md (ssse3_plusminus): New code iterator.
3796 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
3797 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
3798 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
3799 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
3800 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
3801 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
3803 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
3804 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
3805 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
3806 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
3807 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
3808 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
3810 (xop_plus): New code iterator.
3811 (macs): New code attribute.
3813 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
3814 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
3816 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
3817 xop_plus code iterator.
3818 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
3819 xop_plus code iterator.
3820 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
3821 xop_plus code iterator.
3822 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
3823 xop_plus code iterator.
3825 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
3826 any_extend code iterator.
3827 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
3828 any_extend code iterator.
3829 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
3830 any_extend code iterator.
3831 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
3832 any_extend code iterator.
3833 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
3834 any_extend code iterator.
3835 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
3836 any_extend code iterator.
3838 2012-04-14 Tom de Vries <tom@codesourcery.com>
3840 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
3841 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
3842 DELETED_LABEL note, and move it to ...
3843 * cfgrtl.c (delete_insn): ... here. Change return type to void.
3844 (delete_insn_and_edges): Likewise.
3845 (delete_insn_chain): Handle new return type of delete_insn. Delete
3846 chain backwards rather than forwards.
3847 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
3849 * cfglayout.c (fixup_reorder_chain): Delete unused label.
3851 2012-04-14 Jan Hubicka <jh@suse.cz>
3853 * cgraph.h: Update copyrights;
3854 (symtab_node): Turn to union typedef.
3855 (symtab_node_base): New structure.
3856 (symtab_type): Add SYMTAB_SYMBOL tag.
3857 (cgraph_node): Annotate some pinters with nested_ptr.
3858 (varpool_node): Likewise.
3859 (cgraph_local_info): Remove lto_file_data
3860 and externally_visible.
3861 (cgraph_node): Remove decl; same_comdat_group list;
3862 aux; ref_list; order; address_taken; reachable_from_other_parittion,
3863 in_other_partition; resolution.
3864 (varpool_node): Remove decl; same_comdat_group;
3865 ref_list; lto_file_data; aux; order; resolution; externally_visible;
3866 used_from_other_partition; in_other_partition.
3867 (symtab_node_def): New union.
3868 (cgraph, varpool): Update.
3869 (varpool_first_static_initializer, varpool_next_static_initializer,
3870 cgraph_only_called_directly_or_aliased_p,
3871 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
3872 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
3873 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
3875 * cgraph.c: Likewise.
3876 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
3877 * cgraphbuild.c: Likewise.
3878 * lto-symtab.c: Likewise.
3879 * c-gimplify.c: Likewise.
3880 * value-prof.c: Likewise.
3882 * ipa-cp.c: Likewise.
3883 * tree-emutls.c: Likewise.
3884 * ipa-inline-transform.c: Likwise.
3885 * ipa-reference.c: Likewise.
3886 * cgraphunit.c: Likewise.
3887 * ipa-ref.c: Likewise.
3888 * lto-cgraph.c: Likewise.
3889 * ipa-ref-inline.h: Likewise.
3890 * ipa-pure-const.c: Likewise.
3891 * lto-streamer-out.c: Likewise.
3892 * ipa-utils.c: Likewise.
3893 * ipa-inline.c: Likewise.
3894 * matrix-reorg.c: Likewise.
3895 * tree-eh.c: Likewise.
3896 * tree-vectorizer.c: Likewise.
3897 * ipa-split.c: Likewise.
3899 * trans-mem.c: Likewise.
3900 * ipa-inline-analysis.c: Likewise.
3901 * gimplify.c: Likewise.
3902 * cfgexpand.c: Likewise.
3903 * tree-sra.c: Likewise.
3904 * ipa-prop.c: Likewise.
3905 * varasm.c: Likewise.
3906 * tree-nested.c: Likewise.
3907 * tree-inline.c: Likewise.
3908 * tree-profile.c: Likewise.
3909 * tree-ssa-structalias.c: Likewise.
3910 * passes.c: Likewise.
3911 * varpool.c: Likewise.
3913 2012-04-14 Tom de Vries <tom@codesourcery.com>
3915 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
3916 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
3917 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
3919 (gsi_advance_fw_nondebug_nonlocal): New function.
3920 (local_def): Removed function.
3921 (same_succ_hash): Use stmt_local_def.
3922 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
3923 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
3925 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3927 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3928 and __ILP32__ for x32.
3930 2012-04-13 Martin Jambor <mjambor@suse.cz>
3933 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3934 fold_ctor_reference returns a zero constant.
3936 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
3938 * config.gcc: Add i386/gnu-user-common.h before all
3939 i386/gnu-user.h and i386/gnu-user64.h usages.
3941 * config/i386/gnu-user-common.h: New.
3943 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
3944 (CC1_SPEC): Likewise.
3945 (ENDFILE_SPEC): Likewise.
3946 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
3947 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
3948 (TARGET_OS_CPP_BUILTINS): Likewise.
3949 (LIBGCC2_HAS_TF_MODE): Likewise.
3950 (LIBGCC2_TF_CEXT): Likewise.
3951 (TF_SIZE): Likewise.
3952 (TARGET_ASM_FILE_END): Likewise.
3953 (STACK_CHECK_MOVING_SP): Likewise.
3954 (STACK_CHECK_STATIC_BUILTIN): Likewise.
3955 * config/i386/gnu-user64.h: Likewise.
3957 2012-04-13 Martin Jambor <mjambor@suse.cz>
3959 * expr.c (expand_expr_real_1): Pass type, not the expression, to
3960 set_mem_attributes for a memory temporary. Do not call the function
3961 for the memory temporary created for a bitfield.
3963 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3966 * df.h (enum debug_temp_where): New.
3967 (dead_debug_init, dead_debug_finish) Declare.
3968 (dead_debug_add, dead_debug_insert_temp): Declare.
3969 (struct dead_debug_use, struct dead_debug): Moved from...
3970 * df-problems.c: ... here.
3971 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
3973 (df_create_unused_note): Likewise.
3974 (df_set_dead_notes_for_mw): Move comment where it belongs.
3975 (dead_debug_init): Export.
3976 (dead_debug_reset_uses): New, factored out of...
3977 (dead_debug_finish): ...this. Export.
3978 (dead_debug_reset): Remove.
3979 (dead_debug_add): Export.
3980 (dead_debug_insert_before): Rename to...
3981 (dead_debug_insert_temp): ... this. Add where argument. Export.
3982 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
3983 Return insertion count.
3984 (df_note_bb_compute): Adjust.
3985 * dce.c (word_dce_process_block): Adjust dead debug uses.
3986 (dce_process_block): Likewise.
3988 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3990 * df-problems.c (df_note_bb_compute): Do not take note of
3991 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
3993 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
3996 * var-tracking.c (expand_depth): New type.
3997 (onepart_aux, expand_loc_callback_data): Change depth type to it.
3998 (loc_exp_dep_alloc): Adjust initializer.
3999 (update_depth): Use new type. Add entryvals.
4000 (vt_expand_var_loc_chain): Take note of expansions with
4001 ENTRY_VALUEs, but don't accept them right away. Run an optional
4002 second pass accepting the minimum ENTRY_VALUE count found in the
4004 (vt_expand_loc_callback, INIT_ELCD): Adjust.
4006 2012-04-13 Tom de Vries <tom@codesourcery.com>
4008 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4009 parameters vuse and vuse_escaped.
4010 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4011 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4014 2012-04-13 Richard Guenther <rguenther@suse.de>
4016 PR tree-optimization/52969
4017 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4018 the condition for the COND_EXPR and handle predicate negation
4019 by swapping the COND_EXPR arms.
4021 2012-04-13 Nick Clifton <nickc@redhat.com>
4023 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
4024 TODO_dump_func flag.
4026 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
4028 PR rtl-optimization/52203
4029 PR rtl-optimization/52715
4031 Revert the 2012-03-07 fix for PR 52203.
4032 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
4033 the insn does not modify DFA right before issuing, adjust
4034 issue_rate accordingly.
4036 2012-04-13 Richard Guenther <rguenther@suse.de>
4039 * c-typeck.c (pointer_diff): Remove bogus assert.
4041 2012-04-13 Richard Guenther <rguenther@suse.de>
4044 * convert.c (convert_to_pointer): Remove special-casing of zero.
4046 2012-04-13 Joey Ye <joey.ye@arm.com>
4048 * config/arm/constraints.md (Pe): New constraint.
4049 * config/arm/arm.md: New split for imm 256-510.
4051 2012-04-13 Terry Guo <terry.guo@arm.com>
4053 * config/arm/arm-cores.def: Added core cortex-m0plus.
4054 * config/arm/arm-tune.md: Regenerated.
4055 * config/arm/arm-tables.opt: Regenerated.
4056 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
4058 2012-04-13 Alan Modra <amodra@gmail.com>
4061 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
4062 tie regs on destination of sets. Delete forward declaration.
4063 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
4064 (rs6000_emit_prologue): Likewise.
4065 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
4067 (is_mem_ref): Use tie_operand to recognise stack ties.
4068 * config/rs6000/predicates.md (tie_operand): New.
4069 * config/rs6000/rs6000.md (restore_stack_block): Generate new
4071 (restore_stack_nonlocal): Likewise.
4072 (stack_tie): Update.
4073 (frame_tie): Delete.
4075 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4077 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
4078 HOST_WIDE_INT_PRINT_DEC in format strings.
4080 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4083 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4084 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4085 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
4086 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
4087 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4088 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
4089 avx2_permvarv8si using VI4F_256 mode iterator.
4090 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4091 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4092 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4093 gen_avx2_permvarv8sf.
4094 (expand_vec_perm_pshufb): Ditto.
4096 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4099 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4100 the list of options to enable the FCFID instruction.
4101 (TARGET_EXTRA_BUILTINS): Adjust comment.
4103 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4105 PR tree-optimization/18589
4106 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
4107 (operand_entry): Add count field.
4108 (add_repeat_to_ops_vec): New function.
4109 (completely_remove_stmt): Likewise.
4110 (remove_def_if_absorbed_call): Likewise.
4111 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
4112 (acceptable_pow_call): New function.
4113 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
4114 entries with repeat counts when found.
4115 (repeat_factor_d): New struct and associated typedefs.
4116 (repeat_factor_vec): New static vector variable.
4117 (compare_repeat_factors): New function.
4118 (get_reassoc_pow_ssa_name): Likewise.
4119 (attempt_builtin_powi): Likewise.
4120 (reassociate_bb): Call attempt_builtin_powi.
4121 (fini_reassoc): Two new calls to statistics_counter_event.
4123 2012-04-12 Richard Guenther <rguenther@suse.de>
4125 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
4126 * cgraph.h (tree_rest_of_compilation): Remove.
4127 * cgraph.c (cgraph_add_new_function): Move ...
4128 * cgraphunit.c (cgraph_add_new_function): ... here.
4129 (tree_rest_of_compilation): Make static.
4130 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
4131 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
4132 gate_all_early_local_passes, execute_all_early_local_passes,
4133 pass_early_local_passes, gate_all_early_optimizations,
4134 pass_all_early_optimizations): Move ...
4135 * passes.c (gate_all_optimizations, pass_all_optimizations,
4136 gate_all_early_local_passes, execute_all_early_local_passes,
4137 pass_early_local_passes, gate_all_early_optimizations,
4138 pass_all_early_optimizations): ... here.
4139 * tree-optimize.c (execute_free_datastructures): Remove.
4140 * tree-flow.h (execute_free_datastructures): Remove.
4141 * tree-optimize.c (execute_init_datastructures,
4142 pass_init_datastructures): Move ...
4143 * tree-ssa.c (execute_init_datastructures,
4144 pass_init_datastructures): ... here.
4145 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
4146 execute_free_datastructures.
4148 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
4150 * dbgcnt.def (ira_move): New counter.
4151 * ira-int.h (ira_create_new_reg): Declare function.
4152 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
4153 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
4154 no longer static. All callers changed.
4155 * ira.c: Include "dbgcnt.h".
4156 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
4157 move_unallocated_pseudos): New static functions.
4158 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
4159 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
4160 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
4161 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
4162 to the pseudos generated in find_moveable_pseudos.
4163 * Makefile.in (ira.o): Add $(DBGCNT_H).
4165 2012-04-12 Richard Guenther <rguenther@suse.de>
4167 PR tree-optimization/52943
4168 * tree-chrec.h (chrec_is_positive): Remove.
4169 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4170 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4171 Return false for a constant zero instead of negative.
4172 (analyze_siv_subscript_cst_affine): Handle zero difference
4173 in the initial condition explicitely.
4175 2012-04-12 Richard Guenther <rguenther@suse.de>
4177 * tree-parloops.c (parallelize_loops): Also consult the upper
4178 bound for the number of iterations.
4179 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
4180 (loop_prefetch_arrays): Likewise.
4182 2012-04-12 Richard Guenther <rguenther@suse.de>
4184 * cfgloop.h (estimated_loop_iterations_int): Ditch
4185 'conservative' parameter.
4186 (max_stmt_executions_int): Likewise.
4187 (estimated_loop_iterations): Likewise.
4188 (max_stmt_executions): Likewise.
4189 (max_loop_iterations): Declare.
4190 (max_loop_iterations_int): Likewise.
4191 (estimated_stmt_executions): Likewise.
4192 (estimated_stmt_executions_int): Likewise.
4193 * tree-ssa-loop-niter.c (estimated_loop_iterations):
4195 (max_loop_iterations): ... this.
4196 (estimated_loop_iterations_int): Split parts to ...
4197 (max_loop_iterations_int): ... this.
4198 (max_stmt_executions_int): Split parts to ...
4199 (estimated_stmt_executions_int): ... this.
4200 (max_stmt_executions): Split parts to ...
4201 (estimated_stmt_executions): ... this.
4202 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
4203 * predict.c (predict_loops): Likewise.
4204 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
4205 (analyze_siv_subscript_cst_affine): Likewise.
4206 (compute_overlap_steps_for_affine_1_2): Likewise.
4207 (analyze_subscript_affine_affine): Likewise.
4208 (init_omega_for_ddr_1): Likewise.
4209 * tree-parloops.c (parallelize_loops): Likewise.
4210 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
4211 (may_eliminate_iv): Likewise.
4212 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
4213 (loop_prefetch_arrays): Likewise.
4214 * tree-vrp.c (adjust_range_with_scev): Likewise.
4216 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
4218 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
4219 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
4221 (dump_table): Use bool type for need_align and have_df variables.
4222 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
4223 (regs_used): Remove register modifier.
4224 (barrier_align): Move variables slot, credit, jump_to_next
4225 into if block above for loop. Use bool type for jump_to_next.
4226 (sh_function_arg): Use NULL_RTX instead of 0.
4228 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
4230 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
4231 (bswapsi2): New expander.
4233 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
4235 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
4236 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
4238 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
4240 PR rtl-optimization/52876
4241 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
4242 Don't call mark_reg_pointer for incompatible pointer sign extension.
4244 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
4247 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
4249 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
4250 comparisons against TYPE_PRECISION.
4251 * tree-ssa-forwprop.c (combine_conversions): Likewise.
4253 2012-04-11 Xinliang David Li <davidxl@google.com>
4255 * tree-passes.h: Remove TODO_dump_func.
4256 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
4257 * trans-mem.c: Remove TODO_dump_func.
4258 * ira.c: Remove TODO_dump_func.
4260 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
4262 * config/i386/i386.c (ix86_option_override_internal): Check
4263 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
4264 after TARGET_64BIT is updated.
4266 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4268 * config/sh/sh.h: Remove old secondary reload code.
4270 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4272 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
4273 (ready_reorder): ... this function.
4275 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
4277 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
4280 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
4281 insns so that no other insn is queued for a time before them.
4283 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
4286 2012-04-11 Richard Guenther <rguenther@suse.de>
4289 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
4290 consider loop nesting.
4291 (evolution_function_is_univariate_p): Properly check the remainder
4294 2012-04-11 Richard Guenther <rguenther@suse.de>
4297 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
4299 2012-04-11 Nick Clifton <nickc@redhat.com>
4301 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
4302 information, if requested.
4304 * config/rx/rx.c (rx_expand_prologue): Likewise.
4306 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
4307 Michael Matz <matz@suse.de>
4310 * rtlanal.c (unsigned_reg_p): New function.
4311 Update copyright notice dates.
4312 * rtl.h (unsigned_reg_p): Prototype it.
4313 Update copyright notice dates.
4314 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
4316 * expr.c (expand_expr_real_1): Set register attributes.
4317 * stmt.c (expand_case): Likewise.
4319 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4322 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
4323 consider_sh2a and allow_zero.
4324 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
4325 (disp_addr_displacement): New function.
4326 (sh_address_cost): Use disp_addr_displacement function instead
4327 of DISP_ADDR_OFFSET.
4328 (sh_legitimate_address_p): Adapt to changed
4329 sh_legitimate_index_p declaration.
4330 (sh_find_mov_disp_adjust): Remove HImode check.
4331 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
4332 disp_addr_displacement and max_mov_insn_displacement.
4333 (max_mov_insn_displacement): Remove HImode check.
4334 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
4335 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
4336 * config/sh/constraints.md (K05, K13): New constraints.
4337 (K12): Correct comment.
4338 (Sdd): Do not use DISP_ADDR_P macro.
4339 (Snd, Sbw): Use satisfies_constraint_Sdd.
4340 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
4341 (*extendhisi2_compact, movhi_i): Remove.
4342 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
4343 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
4344 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
4345 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
4346 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
4347 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
4348 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
4350 Add new peepholes for HImode displacement addressing.
4352 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
4354 * config/sh/sh.h (SIDI_OFF): Remove.
4355 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
4356 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
4359 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
4362 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
4363 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
4364 * doc/md.texi (Standard Names): Add bswap.
4365 * builtin-types.def (BT_UINT16): New primitive type.
4366 (BT_FN_UINT16_UINT16): New function type.
4367 * builtins.def (BUILT_IN_BSWAP16): New.
4368 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
4369 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
4370 expand_builtin_bswap.
4371 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
4372 (fold_builtin_1): Likewise.
4373 (is_inexpensive_builtin): Likewise.
4374 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
4375 missing bits for bswap to libcall code.
4376 * tree.c (build_common_tree_nodes): Build uint16_type_node.
4377 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
4378 (uint16_type_node): New define.
4379 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
4380 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
4382 (rs6000_init_builtins): Likewise.
4383 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
4385 2012-04-11 Tristan Gingold <gingold@adacore.com>
4387 * doc/extend.texi (Type Attributes): Move paragraph.
4389 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
4392 * diagnostic.h (show_caret): Declare.
4393 (caret_max_width): Declare.
4394 (diagnostic_show_locus): Declare.
4395 * diagnostic.c (diagnostic_initialize): Initialize to false.
4396 (diagnostic_show_locus): New.
4397 (diagnostic_report_diagnostic): Call it.
4398 (getenv_columns): New.
4400 (diagnostic_set_caret_max_width): New.
4401 * input.c (read_line): New.
4402 (location_get_source_line): New.
4403 * input.h (location_get_source_line): Declare.
4404 * toplev.c (general_init): Initialize show_caret from options.
4405 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
4406 * opts.c (common_handle_option): Likewise.
4407 * pretty-print.h (pp_get_prefix): New.
4408 (pp_base_get_prefix): New.
4409 * common.opt (fdiagnostics-show-caret): New option.
4410 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
4412 2012-04-11 Richard Guenther <rguenther@suse.de>
4414 PR rtl-optimization/52881
4415 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
4417 2012-04-11 Richard Guenther <rguenther@suse.de>
4419 PR tree-optimization/52912
4420 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
4421 manipulation code we are threading through a loop header
4422 to an exit destination.
4424 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
4426 * tree.h (warn_if_unused_value): Move declaration from here.
4427 * stmt.c (warn_if_unused_value): Move definition from here.
4429 2010-04-10 Michael Matz <matz@suse.de>
4431 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
4433 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
4434 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
4435 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
4436 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
4437 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
4438 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
4439 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
4440 (vect_record_strided_load_vectors): Rename to
4441 vect_record_grouped_load_vectors.
4442 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
4443 Rename use of above macros.
4444 (vect_verify_datarefs_alignment): Ditto.
4445 (vector_alignment_reachable_p): Ditto.
4446 (vect_peeling_hash_get_lowest_cost): Ditto.
4447 (vect_enhance_data_refs_alignment): Ditto.
4448 (vect_analyze_group_access): Ditto and rename stride to groupsize.
4449 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
4450 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
4451 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
4452 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
4453 (vect_record_strided_load_vectors): Rename to
4454 vect_record_grouped_load_vectors.
4455 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
4456 (destroy_loop_vec_info): Ditto.
4457 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
4458 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
4459 (vect_analyze_slp): Ditto.
4460 (new_bb_vec_info): Ditto.
4461 (destroy_bb_vec_info): Ditto.
4462 (vect_schedule_slp_instance): Ditto and rename strided_store to
4464 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
4465 vect_cost_group_size.
4466 (vect_model_store_cost): Rename use of above macros and call
4467 to vect_cost_strided_group_size.
4468 (vect_model_load_cost): Ditto.
4469 (vectorizable_store): Ditto, rename strided_store to grouped_store
4470 and calls to renamed tree-vectorizer.h functions.
4471 (vectorizable_load): Ditto.
4472 (vect_transform_stmt): Rename use of above macros and strided_store
4475 2012-04-10 Jan Hubicka <jh@suse.cz>
4477 * cgraph.h: Remove misledaing comment on ipa-ref.h.
4478 (symtab_type): New enum.
4479 (symtab_node): New structure.
4480 (cgraph_node, varpool_node): Add symbol base type.
4481 (cgraph, varpool): New accestor functions.
4482 * cgraph.c (cgraph_create_node_1): Set symbol type.
4483 * varpool.c (varpool_node): Set symbol type.
4485 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4486 Richard Sandiford <rdsandiford@googlemail.com>
4488 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
4490 2012-04-10 Richard Guenther <rguenther@suse.de>
4493 * gimple-low.c (gimple_check_call_args): Properly account for
4494 compatible aggregate types.
4496 2012-04-10 Richard Guenther <rguenther@suse.de>
4498 * toplev.h (tree_rest_of_compilation): Remove.
4499 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4500 * cgraph.h (tree_rest_of_compilation): Declare.
4501 * tree-optimize.c (tree_rest_of_compilation): Move ...
4502 * cgraphunit.c (tree_rest_of_compilation): ... here.
4503 * cgraph.c (cgraph_add_new_function): Adjust.
4504 * Makefile.in (tree-optimize.o): Adjust.
4505 (cgraphunit.o): Likewise.
4507 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4509 PR tree-optimization/52870
4510 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4511 presumed pattern statement is within the same loop or basic block.
4513 2012-04-10 Tristan Gingold <gingold@adacore.com>
4515 * gengtype.c (main): Make uintptr_t a known type.
4517 2012-04-10 Richard Guenther <rguenther@suse.de>
4519 * tree-pass.h (tree_lowering_passes): Remove.
4520 * tree-optimize.c (tree_lowering_passes): Remove.
4521 * cgraph.c (cgraph_add_new_function): Inline relevant parts
4522 of tree_lowering_passes, avoid redundant call of early local passes.
4523 * cgraphunit.c (cgraph_lower_function): Fold into ...
4524 (cgraph_analyze_function): ... its single caller. Inline
4525 relevant parts of tree_lowering_passes.
4527 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
4530 * config/pa/pa.opt: Remove SIO and GNU_LD.
4532 2012-04-09 Jan Hubicka <jh@suse.cz>
4537 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
4538 boundary, add its target too.
4539 * lto.c (add_references_to_partition): Add also aliased nodes.
4540 (add_cgraph_node_to_partition,
4541 add_varpool_node_to_partition): Work on nodes, not functions/variables;
4542 when adding alias, add also the aliased object.
4544 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
4547 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
4548 VOIDmode immediate operands.
4549 * config/i386/constraints.md (Wz): New constraint.
4550 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
4552 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4555 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4556 the DECL generated for the special GOT helper.
4558 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
4560 * config/sh/constraints.md: Update list of constraints in
4562 (Sr0): Remove unused memory constraint.
4564 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4566 * tree-pretty-print.h: Update comment.
4568 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
4570 * config/sh/sh.md: Use braced string notation where applicable.
4571 (*prefetch_i4, prefetch_m2a): Merge into ...
4572 (*prefetch): ... this new insn.
4574 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4576 * config/sh/sh.h (high_life_started): Remove
4577 * config/sh/predicates.md (general_movdst_operand): Use
4578 'reload_in_progress' instead of 'high_life_started'.
4579 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
4580 divsi_inv_fp): Likewise.
4582 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4584 * config/sh/sh-protos.h (prepare_move_operands): Return void
4586 * config/sh/sh.c (prepare_move_operands): Likewise.
4587 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
4589 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
4591 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
4592 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
4593 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
4594 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
4595 commutative_float_operator, noncommutative_float_operator,
4596 sh_handle_pragma): Remove.
4598 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
4600 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
4601 Use @option markup on command-line options. Use @samp markup on
4602 literal keywords to options. Use @code markup on code fragments.
4603 Use other markup in preference to quotation marks in the text.
4604 Add markup to some passages without any.
4606 2012-04-06 Mike Stump <mikestump@comcast.net>
4608 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
4610 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4612 * config/sh/sh.c (hi_const): Remove.
4613 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
4616 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4618 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
4620 * config/sh/sh.c (sh_expand_t_scc): Likewise.
4621 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
4622 calling sh_expand_t_scc.
4624 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
4626 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
4627 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
4628 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
4629 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
4630 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
4631 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
4632 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
4633 sh2a_is_function_vector_call): Use bool as return type.
4634 (sh_pass_in_reg_p): Remove.
4635 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
4636 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
4637 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
4638 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
4639 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
4640 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
4641 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
4642 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
4643 sh_loads_bankedreg_p): Use bool as return type.
4644 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
4645 'register' modifier.
4647 2012-04-06 Matt Turner <mattst88@gmail.com>
4649 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4651 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4653 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4654 of the destination isn't also a FP_REGS register.
4656 2012-04-05 Teresa Johnson <tejohnson@google.com>
4657 H.J. Lu <hongjiu.lu@intel.com>
4659 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
4660 * config/i386/i386.md (move immediate to memory peephole2):
4661 Add cases for HImode move when LCP stall avoidance is needed.
4662 * config/i386/i386.c (initial_ix86_tune_features): Initialize
4663 X86_TUNE_LCP_STALL entry.
4665 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
4668 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
4669 CONST_INT operands, zero-extended with AND.
4671 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
4674 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
4675 first argument instead of mode size. Move displacement calculations
4677 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
4678 ... these new functions.
4679 (disp_adjust): Remove max_mov_disp field.
4680 (sh_legitimate_index_p): Use max_mov_insn_displacement and
4681 mov_insn_alignment_mask.
4682 (sh_address_cost): Use max_mov_insn_displacement.
4684 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
4686 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
4687 (arch_enabled): Handle new arch types.
4688 (one_cmpldi2): Add NEON support.
4690 2012-04-05 Richard Guenther <rguenther@suse.de>
4692 * gimple.c (walk_gimple_op): Compute val_only for the LHS
4693 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
4694 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
4695 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4696 ... here and make static.
4697 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
4700 2012-04-05 Richard Guenther <rguenther@suse.de>
4702 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
4703 basic-block before removing it.
4705 2012-04-05 Richard Guenther <rguenther@suse.de>
4707 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
4708 version namespace as we release the freelist.
4710 2012-04-05 Richard Guenther <rguenther@suse.de>
4712 * tree-nrv.c (tree_nrv): Release VDEFs.
4713 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4714 (sra_modify_assign): Likewise.
4715 * tree-vect-stmts.c (vect_remove_stores): Likewise.
4716 * tree-vect-loop.c (vect_transform_loop): Likewise.
4717 * tree-ssa-dom.c (optimize_stmt): Likewise.
4718 * tree-vect-slp.c (vect_schedule_slp): Likewise.
4719 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
4721 2012-04-05 Richard Guenther <rguenther@suse.de>
4723 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
4725 * gimple.h (gsi_remove): Adjust.
4726 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
4727 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
4728 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4729 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
4730 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
4731 * tree-ssa-pre.c (eliminate): Likewise.
4733 2012-04-04 Mike Stump <mikestump@comcast.net>
4735 * doc/rtl.texi (const_double): Document as sign-extending.
4736 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
4737 * emit-rtl.c (immed_double_int_const): Refine to state the
4739 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
4740 CONST_DOUBLE integers.
4741 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
4742 negative values are converted. Fix conversions bigger than
4743 HOST_BITS_PER_WIDE_INT.
4744 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
4745 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
4746 * explow.c (plus_constant_mode): Add.
4747 (plus_constant): Implement with plus_constant_mode.
4748 * rtl.h (plus_constant_mode): Add.
4750 2012-04-04 Richard Guenther <rguenther@suse.de>
4752 PR tree-optimization/52808
4753 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
4754 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
4756 2012-04-04 Tristan Gingold <gingold@adacore.com>
4758 * expr.c (expand_expr_real_2): Handle larger sizetype in
4761 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4763 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
4764 to m2a-single instead of m2e.
4766 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4768 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
4769 Change type of BITOFFSET to signed. Make sure the lower bound of
4770 the computed range is non-negative by adjusting OFFSET and BITPOS.
4771 (expand_assignment): Adjust call to get_bit_range.
4773 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
4775 * h8300/h8300.c (h8300_current_function_monitor_function_p):
4776 New function. Added to check monitor functions.
4777 (h8300_option_override): Modified to generate error/warning
4778 messages for invalid combinations of different command line
4780 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
4781 save EXR on stack for monitor function in case of H8S target
4782 when "-mno-exr" is passed.
4783 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
4785 * doc/invoke.texi: Document H8S options.
4787 2012-04-03 Tristan Gingold <gingold@adacore.com>
4789 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
4790 of gcc_AC_FUNC_MMAP_BLACKLIST.
4791 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
4792 * Makefile.in (aclocal_deps): Add mmap.m4.
4793 * configure: Regenerate.
4794 * aclocal.m4: Regenerate.
4796 2012-04-03 Richard Guenther <rguenther@suse.de>
4798 PR tree-optimization/52808
4799 * tracer.c (tail_duplicate): Return whether we have duplicated
4801 (tracer): If we have duplicated any block, cleanup the CFG.
4802 * cfghooks.c (duplicate_block): If we duplicated a loop
4803 header but not its loop, destroy the loop because it now has
4805 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
4806 the cfg manipulation routines we are not creating a multiple
4809 2012-04-03 Tristan Gingold <gingold@adacore.com>
4811 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
4813 (vms_c_common_override_options): Allow parameterless variadic
4816 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4818 PR tree-optimization/52835
4819 * tree-data-ref.c (build_rdg): Return NULL if
4820 compute_data_dependences_for_loop failed.
4822 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4824 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
4825 for REAL_CST as well.
4826 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
4827 In the bitfield case, if the value is a REAL_CST, convert it first to
4830 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
4832 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
4833 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
4834 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
4836 * config/i386/biarchx32.h: New.
4838 2012-04-02 Anatoly Sokolov <aesok@post.ru>
4840 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
4841 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
4842 (arm_preferred_reload_class): New function.
4844 2012-04-02 Richard Guenther <rguenther@suse.de>
4846 PR tree-optimization/52756
4847 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
4848 (thread_through_loop_header): After threading through the loop latch
4849 remove the split part from the loop and clear further threading
4850 opportunities that would create a multiple entry loop.
4852 2012-04-02 Richard Guenther <rguenther@suse.de>
4854 PR rtl-optimization/52800
4855 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
4856 CLEANUP_CFG_CHANGED.
4858 2012-04-02 Richard Guenther <rguenther@suse.de>
4861 * loop-init.c (gate_handle_loop2): Destroy loops here if
4862 we don't enter RTL loop optimizers.
4864 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
4867 2012-03-29 Richard Guenther <rguenther@suse.de>
4869 * rtl.h (extended_count): Remove.
4870 * combine.c (extended_count): Remove.
4872 2012-04-02 Dodji Seketeli <dodji@redhat.com>
4875 * pt.c (more_specialized_fn): Don't apply decay conversion to
4876 types of function parameters.
4878 2012-04-02 Tristan Gingold <gingold@adacore.com>
4880 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
4881 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
4882 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
4883 (ggc_pch_this_base): Use uintptr_t instead of size_t.
4885 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
4888 * config/i386/i386.c (ix86_option_override_internal): Don't
4889 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
4891 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4893 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4894 (stmt_can_make_abnormal_goto): Use it.
4895 (is_ctrl_altering_stmt): Likewise.
4897 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
4898 Kaz Kojima <kkojima@gcc.gnu.org>
4900 * config/sh/sh.c (push_regs): Skip banked registers when
4901 resbank attribute is specified.
4902 (sh_expand_epilogue): Likewise.
4904 2012-03-30 Richard Henderson <rth@redhat.com>
4907 * combine-stack-adj.c (prev_active_insn_bb): New.
4908 (next_active_insn_bb): New.
4909 (force_move_args_size_note): New.
4910 (combine_stack_adjustments_for_block): Use it.
4912 2012-03-30 Richard Henderson <rth@redhat.com>
4914 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
4915 (ix86_expand_vector_init_duplicate): Initialize it.
4916 (expand_vec_perm_palignr): Likewise.
4917 (ix86_expand_vec_perm_const): Likewise.
4918 (ix86_vectorize_vec_perm_const_ok): Likewise.
4919 (expand_vec_perm_blend): Use it.
4920 (expand_vec_perm_vpermil): Likewise.
4921 (expand_vec_perm_pshufb): Likewise.
4922 (expand_vec_perm_1): Likewise.
4923 (expand_vec_perm_pshuflw_pshufhw): Likewise.
4924 (expand_vec_perm_interleave2): Likewise.
4925 (expand_vec_perm_vpermq_perm_1): Likewise.
4926 (expand_vec_perm_vperm2f128): Likewise.
4927 (expand_vec_perm_interleave3): Likewise.
4928 (expand_vec_perm_vperm2f128_vblend): Likewise.
4929 (expand_vec_perm_vpshufb2_vpermq): Likewise.
4930 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
4931 (expand_vec_perm_broadcast): Likewise.
4932 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
4934 2012-03-30 Richard Henderson <rth@redhat.com>
4936 * dwarf2out.c (gen_variable_die): Initialize off.
4938 2012-03-30 Tristan Gingold <gingold@adacore.com>
4940 * config/vms/vms-f.c: New file.
4941 * config/vms/t-vms (vms-f.o): New rule.
4942 * config.gcc (*-*-*vms*): Define fortran_target_objs.
4944 2012-03-30 Richard Guenther <rguenther@suse.de>
4946 PR tree-optimization/52754
4947 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4948 propagate arbitrary addresses into really plain dereferences.
4950 2012-03-30 Richard Guenther <rguenther@suse.de>
4953 * except.c (emit_to_new_bb_before): Move loop updating ...
4954 (dw2_build_landing_pads): ... here. Use a proper block for
4955 querying the loop father.
4957 2012-03-30 Tristan Gingold <gingold@adacore.com>
4959 * config/ia64/ia64.c (ia64_section_type_flags): Remove
4960 common_object attribute handling.
4961 (SECTION_VMS_OVERLAY): Remove
4962 (ia64_vms_common_object_attribute): Replace abort with an assert.
4963 Do not set DECL_SECTION_NAME.
4964 (ia64_vms_output_aligned_decl_common): Handle common_object
4966 (ia64_vms_elf_asm_named_section): Remove.
4967 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
4969 2012-03-30 Richard Guenther <rguenther@suse.de>
4972 * double-int.c (rshift_double): Remove not needed cast.
4974 2012-03-30 Richard Guenther <rguenther@suse.de>
4976 * tree-affine.h (print_aff): Remove.
4977 * tree-affine.c (print_aff): Make static.
4978 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
4979 (get_references_in_stmt): Likewise.
4980 (print_direction_vector): Likewise.
4981 (print_dir_vectors): Likewise.
4982 (print_dist_vectors): Likewise.
4983 (dump_subscript): Likewise.
4984 (dump_ddrs): Likewise.
4985 (dump_dist_dir_vectors): Likewise.
4986 (dump_data_references): Likewise.
4987 (dump_data_dependence_relation): Likewise.
4988 (dump_data_dependence_direction): Likewise.
4989 (dump_rdg_vertex): Likewise.
4990 (dump_rdg_component): Likewise.
4991 (debug_ddrs): Declare.
4992 (struct data_ref_loc_d): Move ...
4993 * tree-data-ref.c (struct data_ref_loc_d): ... here.
4994 (get_references_in_stmt): Make static.
4995 (dump_data_references): Likewise.
4996 (dump_subscript): Likewise.
4997 (print_direction_vector): Likewise.
4998 (print_dir_vectors): Likewise.
4999 (print_dist_vectors): Likewise.
5000 (dump_data_dependence_relation): Likewise.
5001 (dump_dist_dir_vectors): Likewise.
5002 (dump_ddrs): Likewise.
5003 (dump_rdg_vertex): Likewise.
5004 (dump_rdg_component): Likewise.
5005 (debug_ddrs): New function.
5006 (access_matrix_get_index_for_parameter): Remove.
5008 2012-03-30 Tristan Gingold <gingold@adacore.com>
5010 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
5011 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
5012 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
5013 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
5014 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
5015 (vms_patch_builtins): Handle new flags
5016 * config/vms/vms-crtlmap.map: Completed using nm on
5017 c and math system libraries.
5018 * config/vms/make-crtlmap.awk: Handle any number of flags.
5020 2012-03-30 Martin Jambor <mjambor@suse.cz>
5022 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
5023 is a builtin_stack_save in a dominating BB.
5025 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
5027 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
5028 crossing 128bit lane boundary.
5030 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
5032 * ira-color.c (setup_left_conflict_sizes_p): Process all
5033 conflicting objects.
5035 2012-03-29 Jakub Jelinek <jakub@redhat.com>
5037 PR tree-optimization/52760
5038 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
5039 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
5041 2012-03-29 Richard Guenther <rguenther@suse.de>
5043 * cgraph.h (cgraph_materialize_all_clones): Remove.
5044 (reset_inline_failed): Likewise.
5045 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
5046 * cgraphbuild.c (reset_inline_failed): Remove.
5047 * rtl.h (cse_main): Remove.
5048 (extended_count): Likewise.
5049 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
5050 (cse_main): Make static.
5051 * combine.c (extended_count): Remove.
5052 (dump_combine_stats): Mark as DEBUG_FUNCTION.
5053 * basic-block.h (reorder_basic_blocks): Remove.
5054 * bb-reorder.c (reorder_basic_blocks): Make static.
5055 * Makefile.in (dse.o): Remove dse.h dependency.
5057 * dse.c (gate_dse): Remove.
5058 (clear_alias_mode_eq): Likewise.
5059 (clear_alias_mode_hash): Likewise.
5060 (dse_record_singleton_alias_set): Likewise.
5061 (dse_invalidate_singleton_alias_set): Likewise.
5063 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
5065 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
5066 crtbegin_so%O%s for -shared.
5067 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
5069 2012-03-29 Richard Guenther <rguenther@suse.de>
5071 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
5072 (add_to_value): Remove.
5073 (print_value_expressions): Likewise.
5074 * tree-ssa-pre.c (add_to_value): Make static.
5075 (print_value_expressions): Likewise.
5076 * gimple.h (gimple_adjust_this_by_delta): Remove.
5077 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
5079 2012-03-29 Richard Guenther <rguenther@suse.de>
5082 * double-int.h (rshift_double): Remove.
5083 * double-int.c (lshift_double): Use absu_hwi to make count positive.
5084 (rshift_double): Make static, take unsigned count argument,
5085 remove handling of negative count argument.
5086 (double_int_rshift): Dispatch to lshift_double.
5088 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
5090 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
5093 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
5094 (SPEC_X32): Likewise.
5095 (MULTILIB_DEFAULTS): Likewise.
5097 * config/i386/i386.c (isa_opts): Remove -m64.
5098 (ix86_target_string): Properly handle -m32/-m64/-mx32.
5099 (ix86_option_override_internal): Properly
5100 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
5101 handle -m32, -m64 and -mx32.
5103 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
5104 with OPTION_ABI_X32. Moved after TARGET_LP64.
5105 (TARGET_LP64): Changed to OPTION_ABI_64.
5107 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
5108 (mx32): Replace ISA_X32 with ABI_X32.
5110 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
5112 * tree.c (tree_size) <VECTOR_CST>: New case.
5114 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
5116 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
5117 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
5119 2012-03-28 Jakub Jelinek <jakub@redhat.com>
5122 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
5123 __builtin_va_start to __builtin_next_arg if the latter is
5124 builtin_decl_explicit_p rather than when it is not.
5127 * tree-vect-generic.c (vector_element): Perform multiplication
5128 for pos in bitsizetype type instead of idx type.
5130 2012-03-28 Richard Guenther <rguenther@suse.de>
5132 * loop-init.c (loop_optimizer_init): If loops are preserved
5133 perform incremental initialization of required loop features.
5134 (loop_optimizer_finalize): If loops are to be preserved only
5135 clean up optional loop features.
5136 (rtl_loop_done): Forcefully free loops here.
5137 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
5138 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
5140 (construct_init_block): Likewise.
5141 (construct_exit_block): Likewise.
5142 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
5143 the CFG after expanding.
5144 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
5145 If we needed to calculate them, free them afterwards.
5146 * tree-pass.h (PROP_loops): New define.
5147 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
5148 * basic-block.h (CLEANUP_CFG_CHANGED): New.
5149 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
5150 (cleanup_cfg): If we did something and have loops around, fix them up.
5151 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
5152 with CLEANUP_CFG_CHANGED.
5153 * cfghooks.c (merge_blocks): If we merge a loop header into
5154 its predecessor, update the loop structure.
5155 (duplicate_block): If we copy a loop latch, adjust loop state
5156 to note we may have multiple latches.
5157 (delete_basic_block): Mark loops for fixup if we remove a loop.
5158 * cfganal.c (forwarder_block_p): Protect loop latches, headers
5160 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
5161 (cfg_layout_can_merge_blocks_p): Likewise.
5162 * cprop.c (bypass_block): If we create a loop with multiple
5163 entries, mark it for removal.
5164 * except.c (emit_to_new_bb_before): Add the new basic-block
5166 * tree-eh.c (lower_resx): Likewise.
5167 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
5168 (expand_omp_taskreg): Likewise.
5169 * tree-inline.c (initialize_cfun): Likewise.
5170 * tree-mudflap.c (add_bb_to_loop): Prototype.
5171 (mf_build_check_statement_for): Properly add new basic-blocks
5173 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
5174 if we remove a loop.
5175 (thread_through_loop_header): Likewise.
5176 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
5177 new basic-blocks to existing loops.
5178 (expand_transaction): Likewise.
5179 * Makefile.in (except.o): Add $(CFGLOOP_H).
5181 (cgraph.o): Likewise.
5182 (cprop.o): Likewise.
5183 (cfgexpand.o): Likewise.
5184 (cfganal.o): Likewise.
5185 (trans-mem.o): Likewise.
5186 (tree-eh.o): Likewise.
5188 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
5191 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
5192 (avr_builtin_decl): New static function.
5193 (struct avr_builtin_description, avr_bdesc): Move up.
5194 Add GTY marker. Add field fndecl. Remove redundant field id.
5195 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
5196 (avr_expand_builtin): Code cleanup because .id is removed.
5198 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
5201 * config.gcc (tm_file): Remove avr/multilib.h.
5203 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
5205 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
5206 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
5207 * config/avr/t-avr: Remove generation of multilib.h.
5208 * config/avr/t-multilib: Regenerate.
5209 * config/avr/multilib.h: Remove.
5210 * config/avr/avr.opt (-msp8): New option.
5211 (avr_sp8): New variable.
5212 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
5213 * config/avr/avr.h (AVR_HAVE_SPH): New define.
5214 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
5215 (avr_device_to_sp8): New prototype.
5216 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
5217 (DRIVER_SELF_SPECS): New define.
5218 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
5219 __AVR_SP8__, __AVR_HAVE_SPH__.
5220 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
5221 AVR_HAVE_8BIT_SP to decide if SP_H is present.
5222 (avr_file_start): Ditto.
5224 2012-03-28 Jakub Jelinek <jakub@redhat.com>
5227 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
5228 instead of 8 in adjust_address.
5230 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
5233 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
5236 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
5239 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
5240 Rearrange conditional logic. Move displacement address calculations
5242 (sh_find_mov_disp_adjust): ... this new function.
5244 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
5246 * config/arm/arm.opt (mapcs): Remove MaskExists.
5247 * config/cris/linux.opt (mno-gotplt): Likewise.
5248 * config/i386/i386.opt (mhard-float): Likewise.
5250 (mno-sse4): Likewise.
5251 * config/m68k/m68k.opt (mhard-float): Likewise.
5252 * config/mep/mep.op (mcop32): Likewise.
5253 * config/pa/pa-hpux.opt (msio): Likewise.
5254 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
5255 * config/picochip/picochip.opt (mlittle): Likewise.
5256 * config/sh/sh.opt (mrenesas): Likewise.
5257 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
5258 * config/sparc/sparc.opt (mhard-float): Likewise.
5259 * config/v850/v850.opt (mv850es): Likewise.
5260 * config/vax/vax.opt (mg-float): Likewise.
5262 2012-03-27 Martin Jambor <mjambor@suse.cz>
5265 * tree-sra.c (sra_modify_assign): Do not call
5266 load_assign_lhs_subreplacements when working with an unscalarizable
5269 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
5272 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
5274 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
5275 * config/i386/i386.c: Include reload.h.
5276 (ix86_legitimize_reload_address): New function.
5278 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
5280 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
5281 hasn't been allocated. Define a target macro for Mask and
5282 InverseMask if it hasn't been defined. Remove MaskExists handling.
5284 * doc/options.texi: Remove MaskExists.
5286 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
5289 * config/sh/sh.c (find_barrier): Add equality check of last_got
5290 to avoid going above orig insn. Update comments.
5292 2012-03-27 Richard Guenther <rguenther@suse.de>
5295 * fold-const.c (try_move_mult_to_index): Handle &x.array more
5298 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
5300 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
5301 of a unit before computing the offset in units.
5302 * expr.c (get_bit_range): Return the null range if the enclosing record
5303 is part of a larger bit field.
5305 2012-03-27 Tristan Gingold <gingold@adacore.com>
5307 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
5308 * config/ia64/ia64.md: Remove mode in template.
5309 Sign extend operand in expand_simple_binop.
5310 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
5311 CASE_VECTOR_MODE instead of TARGET_ILP32.
5312 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
5314 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
5316 * varasm.c (assemble_external): #if 0 out the new assert from the
5317 previous commit, it breaks the Java and Go front ends.
5319 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
5321 * toplev.c (check_global_declaration_1): Do not call assemble_external.
5322 * expr.c (emit_block_move_libcall_fn): Likewise.
5323 (clear_storage_libcall_fn): Likewise.
5324 (expand_expr_addr_expr_1): Likewise.
5325 (expand_expr_real_1): Likewise.
5326 * calls.c (rtx_for_function_call): Likewise.
5328 * varasm.c (assemble_external): Assert this function is only called
5329 during or after expanding to RTL.
5331 2012-03-26 Martin Jambor <mjambor@suse.cz>
5333 PR tree-optimization/50052
5334 * tree-sra.c (tree_non_aligned_mem_p): Removed.
5335 (tree_non_aligned_mem_for_access_p): Likewise.
5336 (build_accesses_from_assign): Removed strict alignment requirements
5338 (access_precludes_ipa_sra_p): Likewise.
5340 2012-03-26 Richard Guenther <rguenther@suse.de>
5342 PR tree-optimization/52701
5343 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
5344 compute and set the evolution part of PHI nodes.
5346 2012-03-26 Richard Guenther <rguenther@suse.de>
5348 PR tree-optimization/52721
5349 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
5351 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
5353 PR tree-optimization/52686
5354 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
5357 2012-03-26 Tristan Gingold <gingold@adacore.com>
5359 * config/alpha/vms.h (LINK_SPEC): Simplify.
5360 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
5361 (NAME__MAIN, SYMBOL__MAIN): Remove.
5362 (VMS_DEBUG_MAIN_POINTER): Remove.
5363 * config/ia64/vms.h: Likewise.
5364 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
5365 code to vms.c. Call vms_start_function.
5366 * config/ia64/ia64.c (ia64_start_function): Likewise.
5367 * config/vms/vms-protos.h (vms_start_function): Declare.
5368 * config/vms/vms.c (vms_start_function): New function.
5369 * config/vms/vms.h (MATH_LIBRARY): Define.
5370 (VMS_DEBUG_MAIN_POINTER): Define.
5372 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
5374 PR rtl-optimization/52629
5375 * reload1.c (count_pseudo): Short-circuit common case.
5376 (count_spilled_pseudo): Return early for pseudos without hard regs.
5377 Assert that the pseudo has got a hard reg before manipulating it.
5379 2012-03-24 Jan Hubicka <jh@suse.cz>
5382 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
5383 (decide_is_variable_needed): Do not handle toplevel reorder here.
5384 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
5385 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
5388 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5390 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
5391 and str_bitsize instead of more convoluted expressions.
5393 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5396 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
5398 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5401 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
5403 2012-03-23 Martin Jambor <mjambor@suse.cz>
5405 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
5407 2012-03-23 Richard Guenther <rguenther@suse.de>
5409 PR tree-optimization/52678
5410 * tree-vectorizer.h (struct _stmt_vec_info): Add
5411 loop_phi_evolution_part member.
5412 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
5413 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
5414 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
5415 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5416 Use the cached evolution part and the PHI nodes value from
5417 the loop preheader edge instead of re-analyzing the evolution.
5419 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5421 * config/mips/mips-tables.opt: Update.
5422 * config/mips/mips.md (processor): Add xlp.
5423 * config/mips/mips-cpus.def: Add xlp.
5424 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
5426 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
5427 * doc/invoke.texi: Mention XLP.
5429 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5432 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
5433 on any new_local_var_chain vars declared during recursing on
5434 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
5436 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
5438 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
5439 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
5440 (ASM_OUTPUT_LOCAL): Ditto.
5441 (ASM_OUTPUT_COMMON): Remove.
5442 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
5443 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
5445 2012-03-22 Jan Hubicka <jh@suse.cz>
5448 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
5450 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
5451 * ipa-inline-transform.c (save_inline_function_body): Remove
5452 copied clone if needed.
5453 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
5455 2012-03-22 Richard Guenther <rguenther@suse.de>
5458 * fold-const.c (fold_ternary_loc): Fix typo.
5460 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5463 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
5464 (unspecv): Add UNSPECV_MEMORY_BARRIER.
5465 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
5466 (delay_cycles_1, delay_cycles_2): Ditto.
5467 (delay_cycles_3, delay_cycles_4): Ditto.
5468 (nopv, *nopv): Ditto.
5469 (sleep, *sleep): Ditto.
5472 2012-03-22 Richard Guenther <rguenther@suse.de>
5474 PR tree-optimization/52548
5475 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
5476 because of clobbers.
5477 (prune_clobbered_mems): New function.
5478 (compute_antic_aux): Use it to prune ANTIC_OUT.
5479 (compute_partial_antic_aux): Use it to prune PA_IN.
5480 (compute_avail): Only insert expressions into EXP_GEN that are not
5481 invalidated when translated up to the beginning of the block.
5483 2012-03-22 Richard Guenther <rguenther@suse.de>
5485 PR tree-optimization/52638
5486 * tree-vect-stmts.c (vect_init_vector_1): New function, split
5488 (vect_init_vector): ... here. Handle scalar vector inits.
5489 (vect_get_vec_def_for_operand): Adjust.
5490 (vectorizable_load): Likewise.
5492 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
5494 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
5495 (alpha*-*-freebsd*): Ditto.
5496 (alpha*-*-netbsd*): Ditto.
5497 (alpha*-*-openbsd*): Ditto.
5498 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
5499 (DWARF2_DEBUGGING_INFO): Remove.
5500 (PREFERRED_DEBUGGING_TYPE): Remove.
5501 (ASM_FINAL_SPEC): Remove.
5502 (IDENT_ASM_OP): Remove.
5503 (ASM_OUTPUT_IDENT): Remove.
5504 (SKIP_ASM_OP): Remove.
5505 (ASM_OUTPUT_SKIP): Remove.
5506 (ALIGN_ASM_OP): Remove.
5507 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
5508 (ASM_OUTPUT_CASE_LABEL): Remove.
5509 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
5510 (COMMON_ASM_OP): Remove.
5511 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
5512 (ASCII_DATA_ASM_OP): Remove.
5513 (READONLY_DATA_SECTION_ASM_OP): Remove.
5514 (INIT_SECTION_ASM_OP): Remove.
5515 (FINI_SECTION_ASM_OP): Remove.
5516 (ASM_SECTION_START_OP): Remove.
5517 (ASM_OUTPUT_SECTION_START_FILE): Remove.
5518 (TARGET_ASM_NAMED_SECTION): Remove.
5519 (TARGET_ASM_SELECT_SECTION): Remove.
5520 (MAKE_DECL_ONE_ONLY): Remove.
5521 (TYPE_ASM_OP): Remove.
5522 (SIZE_ASM_OP): Remove.
5523 (ASM_WEAKEN_LABEL): Remove.
5524 (TYPE_OPERAND_FMT): Remove.
5525 (ASM_DECLARE_RESULT): Remove.
5526 (ASM_DECLARE_OBJECT_NAME): Remove.
5527 (ASM_FINISH_DECLARE_OBJECT): Remove.
5528 (ELF_ASCII_ESCAPES): Remove.
5529 (ELF_STRING_LIMIT): Remove.
5530 (STRING_ASM_OP): Remove.
5531 (ASM_OUTPUT_EXTERNAL): Remove.
5532 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
5533 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
5535 (ASM_DECLARE_FUNCTION_NAME): Ditto.
5536 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
5537 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
5538 (ASM_OUTPUT_SKIP): Ditto.
5539 (READONLY_DATA_SECTION_ASM_OP): Remove.
5540 (USER_LABEL_PREFIX): Remove.
5541 (ASM_OUTPUT_ASCII): Remove.
5542 (ASM_OUTPUT_CASE_LABEL): Remove.
5543 (NO_DOLLAR_IN_LABEL): Undefine.
5545 2012-03-22 Richard Guenther <rguenther@suse.de>
5547 PR tree-optimization/52459
5548 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
5549 PHI insertion for calls.
5551 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
5553 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
5554 find_sets_in_insn, canonicalize_insn): Split out from ...
5555 (cse_insn): ... here.
5556 (invalidate_from_clobbers): Take an insn instead of the pattern.
5558 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
5561 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
5562 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
5563 * config/sh/sh.md (sindf2, cosdf2): Remove.
5565 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
5568 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
5569 prologue for unwinder and profiler.
5571 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
5573 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
5574 Introduce emul_name to select the right linker emulation for
5575 powerpc64-*-freebsd*.
5576 * configure: Regenerate.
5577 * config.gcc: Add bits to support powerpc64-*-freebsd*.
5578 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
5579 * config/rs6000/freebsd64.h: New file.
5580 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
5582 (rs6000_savres_strategy): Likewise.
5583 (rs6000_savres_routine_name): Likewise.
5584 (rs6000_elf_file_end): Likewise.
5585 * config/rs6000/t-freebsd64: New file.
5586 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
5587 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
5589 * config/rs6000/freebsd64.h: Remove duplicated entries from last
5591 * config/rs6000/t-freebsd64: Likewise.
5593 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
5595 PR rtl-optimization/52543
5597 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
5598 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
5599 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
5600 (avr_load_libgcc_p): Restrict to __flash loads.
5601 (avr_out_lpm): Only handle 1-byte loads from __flash.
5602 (avr_load_lpm): New function.
5603 (avr_find_unused_d_reg): Remove.
5604 (avr_out_lpm_no_lpmx): Remove.
5605 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
5606 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
5607 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
5608 (load_<mode>, load_<mode>_clobber): New insns.
5609 (mov<mode>): For multi-byte move from non-generic
5610 16-bit address spaces: Expand to load_<mode> resp.
5611 load_<mode>_clobber.
5612 (load<mode>_libgcc): Remove expander.
5613 (split-lpmx): Remove split.
5615 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
5617 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
5618 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
5619 All callers changed.
5620 (Fixed_core_reg): New feature.
5621 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
5623 * neon-testgen.ml: Handle Fixed_core_reg.
5625 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
5627 * config/arm/arm.c (thumb2_reorg): Add complete support
5628 for 16-bit instructions.
5629 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
5631 2012-03-21 Richard Guenther <rguenther@suse.de>
5633 PR tree-optimizer/52636
5634 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
5635 to the appropriate type.
5637 2012-03-21 Richard Guenther <rguenther@suse.de>
5639 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
5641 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
5642 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5643 * passes.c (init_optimization_passes): Remove pass_init_function,
5644 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
5645 * tree-pass.h (pass_init_function): Remove.
5646 (pass_jump): Remove.
5647 (pass_initial_value_sets): Remove.
5648 (pass_unshare_all_rtl): Remove.
5649 * integrate.c (pass_initial_value_sets): Remove.
5650 * emit-rtl.c (pass_unshare_all_rtl): Remove.
5651 * tree.h (init_function_for_compilation): Remove.
5652 * function.c (init_function_for_compilation): Remove.
5653 (pass_init_function): Remove.
5654 * cfgcleanup.c (rest_of_handle_jump): Remove.
5655 (pass_jump): Remove.
5657 2012-03-20 Jason Merrill <jason@redhat.com>
5659 * tree-streamer-in.c (streamer_alloc_tree): Call
5660 ggc_alloc_zone_cleared_tree_node instead of
5661 ggc_alloc_zone_cleared_tree_node_stat.
5663 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
5665 * doc/extend.texi (Template Instantiation): Remove anachronisms.
5667 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5670 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
5671 (ix86_expand_vec_perm_const_1): Call it.
5673 * config/i386/i386.c (vselect_insn): New variable.
5674 (init_vselect_insn): New function.
5675 (expand_vselect, expand_vselect_insn): Add testing_p argument.
5676 Call init_vselect_insn if vselect_insn is NULL. Adjust
5677 PATTERN (vselect_insn), instead of creating a new insn each time,
5678 only emit a copy of it if not testing and recog has been successful.
5679 (expand_vec_perm_pshufb, expand_vec_perm_1,
5680 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
5684 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
5685 ("enabled" attribute): Handle avx2 and noavx2 isas.
5686 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
5688 (vec_dup<mode>): Add avx2 =x,x alternative.
5689 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
5690 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
5691 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
5692 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
5694 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
5695 if possible, handle also V8SFmode.
5697 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
5699 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
5700 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
5701 reg_or_zero_operand predicate.
5702 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
5704 2012-03-20 Jakub Jelinek <jakub@redhat.com>
5706 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
5707 If operand isn't UNSPEC, return 0.
5709 2012-03-20 Richard Guenther <rguenther@suse.de>
5711 * tree-pass.h (pass_rtl_eh): Remove.
5712 * except.c (gate_handle_eh): Likewise.
5713 (rest_of_handle_eh): Likewise.
5714 (pass_rtl_eh): Likewise.
5715 (finish_eh_generation): Export.
5716 * except.h (finish_eh_generation): Declare.
5717 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
5718 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
5719 after expanding stack alignment. Instead of compacting blocks
5722 2012-03-20 Richard Guenther <rguenther@suse.de>
5724 * stor-layout.c (finish_bitfield_representative): Fallback
5725 to conservative maximum size if the padding up to the next
5726 field cannot be computed as a constant.
5727 (finish_bitfield_layout): If we cannot compute the distance
5728 between the start of the bitfield representative and the
5729 bitfield member start a new representative.
5730 * expr.c (get_bit_range): The distance between the start of
5731 the bitfield representative and the bitfield member is zero
5732 if the field offsets are not constants.
5734 2012-03-20 Tristan Gingold <gingold@adacore.com>
5736 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
5737 convert in lowercase.
5738 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
5739 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
5740 * stor-layout.c (sizetype_tab): Adjust.
5741 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
5742 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
5743 instead of type_kind_last.
5744 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
5745 instead of size_int_kind.
5746 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
5747 * doc/tm.texi: Regenerate.
5748 * defaults.h (SIZETYPE): Provide a default value.
5749 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
5752 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
5754 * config/sh/sh.md: Use braced string notation where applicable.
5756 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5758 * config/i386/i386.md (allocate_stack): Simplify.
5760 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5762 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
5763 copy_to_mode_reg (Pmode, ...).
5764 (expand_builtin_frame_address): Ditto.
5765 * expr.c (emit_block_move_via_libcall): Ditto.
5766 (set_storage_via_libcall): Ditto.
5768 * config/i386/i386.c (ix86_expand_movmem): Ditto.
5769 (ix86_expand_setmem): Ditto.
5770 (ix86_trampoline_init): DItto.
5771 * config/i386/i386.md (cmpstrnsi): Ditto.
5773 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
5775 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
5776 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
5777 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
5778 (SH Options): Likewise.
5780 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5782 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
5783 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
5784 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
5785 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
5786 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
5789 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
5791 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
5792 * config/i386/i386.c (ix86_decompose_address): Use
5793 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
5794 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
5795 thread pointer to a register.
5798 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
5800 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
5801 if Pmode != word_mode.
5802 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
5803 Pmode == SImode for TARGET_X32.
5805 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
5806 (tls_initial_exec_x32): Likewise.
5808 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
5811 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
5812 DISP_ADDR_OFFSET): New macros.
5813 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
5814 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
5815 (sh_legitimize_address): Add QImode displacement handling.
5816 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
5818 (sh_secondary_reload): Add QImode displacement handling.
5819 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
5820 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
5821 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
5822 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
5823 to register operands only.
5824 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
5825 (extendqihi2): Change insn to expander.
5826 (*extendqihi2_compact_reg): New insn.
5827 (movqi_i, movqi): Replace with ...
5828 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
5829 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
5830 Add new peepholes for QImode displacement addressing.
5832 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
5835 * doc/invoke.texi: Document -Wuseless-cast.
5837 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
5839 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
5840 * tree.h (handled_component_p): Reorder cases.
5841 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
5842 not initialize unsignedp.
5843 (loc_list_from_tree): Likewise.
5844 (fortran_common): Likewise.
5845 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5847 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
5849 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
5850 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
5851 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
5852 (ix86_split_long_move): Ditto.
5853 (legitimize_tls_address): Use ix86_gen_sub3.
5854 (construct_plt_address): Assert that Pmode == DImode.
5856 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
5858 * config/i386/i386.md: Remove empty predicates and/or constraints.
5859 * config/i386/sync.md: Ditto.
5860 * config/i386/sse.md: Ditto.
5861 * config/i386/mmx.md: Ditto.
5862 * config/i386/pentium.md: Ditto.
5863 * config/i386/athlon.md: Ditto.
5865 2012-03-16 Richard Guenther <rguenther@suse.de>
5867 PR tree-optimization/52603
5868 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
5872 2012-03-14 Richard Guenther <rguenther@suse.de>
5874 PR tree-optimization/52571
5875 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
5876 flag_section_anchors check ...
5877 (vect_can_force_dr_alignment_p): ... here.
5879 2012-03-16 Martin Jambor <mjambor@suse.cz>
5881 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
5882 memory through MEM_REFs by calling extract_bit_field.
5884 2012-03-16 Richard Guenther <rguenther@suse.de>
5886 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
5887 and REFERENCE_TYPE interpretations.
5888 (can_native_interpret_type_p): New function.
5889 (fold_ternary_loc): Use native encode/interpret to fold
5890 BIT_FIELD_REFs of constants.
5892 2012-03-16 Richard Guenther <rguenther@suse.de>
5895 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
5896 of vector constants and constructors.
5898 2012-03-16 Richard Guenther <rguenther@suse.de>
5900 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5901 VIEW_CONVERT_EXPR to convert constants.
5902 (vect_is_simple_use): Treat all constants as vec_constant_def.
5904 2012-03-16 Richard Guenther <rguenther@suse.de>
5905 Kai Tietz <ktietz@redhat.com>
5908 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
5909 side-effects completely in the pre-queue and use a temporary
5912 2012-03-16 Richard Guenther <rguenther@suse.de>
5914 * stor-layout.c (finish_bitfield_representative): Fall back
5915 to the conservative maximum size if we cannot compute the
5916 size of the tail padding.
5918 2012-03-16 Tristan Gingold <gingold@adacore.com>
5920 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
5921 __CRTL_VER and __VMS_VER.
5922 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
5923 and vms_c_get_vms_ver.
5924 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
5926 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
5927 (VMS_DEFAULT_VMS_VER): Define.
5928 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
5929 (VMS_DEFAULT_VMS_VER): Define.
5931 2012-03-16 Richard Guenther <rguenther@suse.de>
5933 * tree-vect-loop.c (get_initial_def_for_induction): Use
5934 build_constructor directly.
5935 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
5936 build_vector_from_val.
5937 * tree.c (build_vector_from_val): Avoid creating a constructor
5938 first when we want a constant vector.
5940 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5942 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5944 2012-03-16 Richard Guenther <rguenther@suse.de>
5946 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
5947 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
5948 (struct tree_vector): Remove elements member, add variable size
5950 (build_vector_stat): Declare.
5951 (build_vector): Define in terms of build_vector_stat.
5952 * tree.c (build_vector): Rename to ...
5953 (build_vector_stat): ... this. Take array of trees as parameter.
5954 (build_vector_from_ctor): Adjust.
5955 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
5956 initializer_zerop): Adjust.
5957 * cfgexpand.c (expand_debug_expr): Likewise.
5958 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
5959 const_vector_from_tree): Likewise.
5960 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
5961 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
5962 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
5963 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
5964 (lto_input_ts_vector_tree_pointers): Adjust.
5965 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
5966 (write_ts_vector_tree_pointers): Adjust.
5967 * varasm.c (const_hash_1, compare_constant, copy_constant,
5968 output_constant): Adjust.
5969 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
5970 * print-tree.c (print_node): Adjust.
5971 * tree-pretty-print.c (dump_generic_node): Adjust.
5972 * tree-vect-generic.c (uniform_vector_p, vector_element,
5973 lower_vec_perm): Adjust.
5974 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
5975 * tree-vect-slp.c (vect_get_constant_vectors,
5976 vect_transform_slp_perm_load): Adjust.
5977 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
5978 * expmed.c (make_tree): Adjust.
5979 * config/i386/i386.c (ix86_expand_builtin): Adjust.
5980 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
5982 (sparc_fold_builtin): Adjust.
5984 2012-03-16 Tristan Gingold <gingold@adacore.com>
5986 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
5987 * config/vms/vms-stdint.h: New file.
5989 2012-03-16 Tristan Gingold <gingold@adacore.com>
5991 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
5992 (ia64-hp-*vms*): Replaced by ...
5993 (*-*-*vms*): ... This new entry.
5995 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5998 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
5999 (ix86_expand_vec_perm_const_1): Use it.
6002 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
6003 (avx2_permv4df): Remove.
6004 (avx2_permv4di): Macroize into...
6005 (avx2_perm<mode>): ... this using VI8F_256 iterator.
6006 (avx2_permv4di_1): Macroize into...
6007 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
6009 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
6011 * combine.c (apply_distributive_law): Do not distribute SUBREG.
6013 2012-03-15 Ira Rosen <irar@il.ibm.com>
6014 Ulrich Weigand <ulrich.weigand@linaro.org>
6016 * tree-vect-patterns.c (widened_name_p): Rename to ...
6017 (type_conversion_p): ... this. Add new argument to determine
6018 if it's a promotion or demotion operation. Check for
6019 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
6020 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
6022 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
6023 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
6025 (vect_recog_mixed_size_cond_pattern): Likewise and allow
6026 non-constant then and else clauses.
6028 2012-03-15 Ira Rosen <irar@il.ibm.com>
6029 Ulrich Weigand <ulrich.weigand@linaro.org>
6031 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
6032 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
6034 * tree-vect-patterns.c (widened_name_p): Pass basic block
6035 info to vect_is_simple_use.
6036 (vect_recog_dot_prod_pattern): Fail for basic blocks.
6037 (vect_recog_widen_sum_pattern): Likewise.
6038 (vect_handle_widen_op_by_const): Support basic blocks.
6039 (vect_operation_fits_smaller_type,
6040 vect_recog_over_widening_pattern): Likewise.
6041 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
6042 Update call to vect_is_simple_use.
6043 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
6045 (check_bool_pattern): Add an argument, update call to
6046 vect_is_simple_use and the recursive calls.
6047 (vect_recog_bool_pattern): Update relevant function calls.
6049 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
6050 (vect_pattern_recog_1): Check for reduction only in loops.
6051 (vect_pattern_recog): Add new argument. Support basic blocks.
6052 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
6053 info to vect_is_simple_use_1.
6054 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
6055 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
6057 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6058 Andrew Pinski <apinski@cavium.com>
6061 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
6062 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
6063 calls instead of __builtin_ir{int,ound}*.
6065 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6067 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
6070 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6072 * config.gcc (target_type_format_char): New. Document it. Set it for
6074 * configure.ac (gnu_unique_option): Use target_type_format_char
6075 in test. Comment rationale.
6076 * configure: Regenerate .
6078 2012-03-15 Jakub Jelinek <jakub@redhat.com>
6080 PR tree-optimization/52267
6081 * tree-vrp.c (masked_increment): New function.
6082 (register_edge_assert_for_2): Derive ASSERT_EXPRs
6083 from (X & CST1) cmp CST2 tests.
6085 2012-03-15 Richard Guenther <rguenther@suse.de>
6088 * tree-data-ref.c (subscript_dependence_tester_1): Check
6089 all dimensions for non-conflicting access functions.
6091 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6094 * doc/invoke.texi [C++ Language Options]: Document
6095 -ftemplate-backtrace-limit.
6097 2012-03-15 Tristan Gingold <gingold@adacore.com>
6099 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
6102 2012-03-15 Tristan Gingold <gingold@adacore.com>
6104 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
6105 use DW_OP_call_frame_cfa.
6107 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
6110 * config/i386/i386-opts.h (pmode): New.
6112 * config/i386/i386.c (ix86_option_override_internal): Properly
6113 check and set ix86_pmode.
6115 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
6117 * config/i386/i386.opt (maddress-mode=): New.
6119 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
6121 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6123 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
6124 (dwarf2out_do_cfi_asm): Likewise.
6125 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
6127 (add_data_member_location_attribute): Likewise.
6128 (gen_array_type_die): Likewise.
6129 (gen_subprogram_die): Likewise.
6130 (gen_producer_string): Likewise.
6131 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
6132 Remove MIPS_DEBUGGING_INFO handling.
6133 (sdb_debug_hooks): Likewise.
6134 (sdbout_begin_block): Likewise.
6135 (sdbout_end_block): Likewise.
6136 (sdbout_begin_prologue): Likewise.
6137 (sdbout_start_source_file): Likewise.
6138 (sdbout_end_source_file): Likewise.
6139 (sdbout_init): Likewise.
6140 * system.h (MIPS_DEBUGGING_INFO): Poison.
6142 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6144 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
6145 (alpha_file_start) [MS_STAMP]: Remove.
6147 * config/alpha/elf.h (TARGET_GAS): Remove.
6148 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
6149 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
6150 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
6151 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
6152 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
6153 (alpha*-*-freebsd*): Likewise.
6154 (alpha*-*-netbsd*): Likewise.
6155 (alpha*-*-openbsd*): Likewise.
6156 (alpha*-*-*): Remove target_cpu_default2.
6157 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
6159 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
6160 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
6161 * config/alpha/alpha.c (print_operand): Always assume
6162 TARGET_AS_SLASH_BEFORE_SUFFIX.
6163 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
6164 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
6165 ("*builtin_setjmp_receiver_er_1"): Remove.
6166 * config/alpha/alpha.opt (malpha-as): Remove.
6168 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
6170 Remove DEC Unix reference.
6172 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
6173 (EXTENDED_COFF): Remove.
6174 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
6175 (EXTENDED_COFF): Don't undef.
6176 * config/alpha/alpha.c (alpha_file_start): Always assume
6178 Don't set targetm.asm_file_start_file_directive.
6179 [!OBJECT_FORMAT_ELF]: Remove.
6180 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
6182 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
6183 (DBX_DEBUGGING_INFO): Remove.
6184 (MIPS_DEBUGGING_INFO): Remove.
6185 (PREFERRED_DEBUGGING_TYPE): Remove.
6186 (DBX_OUTPUT_SOURCE_LINE): Remove.
6187 (SDB_OUTPUT_SOURCE_LINE): Remove.
6188 (DBX_CONTIN_LENGTH): Remove.
6189 (NO_DBX_FUNCTION_END): Remove.
6190 (ASM_STABS_OP): Remove.
6191 (ASM_STABN_OP): Remove.
6192 (ASM_STABD_OP): Remove.
6193 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
6194 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
6195 (PUT_SDB_DEF): Remove.
6196 (PUT_SDB_PLAIN_DEF): Remove.
6197 (PUT_SDB_TYPE): Remove.
6198 (sdb_label_count): Remove.
6199 (PUT_SDB_BLOCK_START): Remove.
6200 (PUT_SDB_BLOCK_END): Remove.
6201 (PUT_SDB_FUNCTION_START): Remove.
6202 (PUT_SDB_FUNCTION_END): Remove.
6203 (PUT_SDB_EPILOGUE_END): Remove.
6204 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
6205 (MIPS_DEBUGGING_INFO): Don't undef.
6206 (DBX_DEBUGGING_INFO): Don't undef.
6207 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
6208 (MIPS_DEBUGGING_INFO): Don't undef.
6209 (DBX_DEBUGGING_INFO): Don't undef.
6210 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
6211 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
6213 (alpha_start_function): Likewise.
6214 (sdb_label_count): Remove.
6215 (alpha_output_filename): Remove DBX_DEBUG handling.
6216 (alpha_file_start): Likewise.
6218 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6220 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
6221 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
6222 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
6224 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
6225 (ld_tls_support): Remove Solaris 8 references.
6226 (lwp_dir, lwp_spec): Remove support for alternate thread library.
6227 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
6228 * configure: Regenerate.
6229 * config.in: Regenerate.
6231 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
6232 * config/i386/sol2.h: Remove Solaris 8 references.
6234 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
6235 (i?86-*-solaris2.9): ... this.
6236 Remove Solaris 8 references.
6237 (Specific, *-*-solaris2*): Document Solaris 8 removal.
6238 Remove Solaris 8 references.
6240 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6242 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
6243 (mips-sgi-irix6.5*): Remove.
6244 * config.host (mips-sgi-irix*): Remove.
6245 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
6246 (set_have_as_tls): Remove *-*-irix6*.
6247 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
6248 * configure: Regenerate.
6250 * config/mips/iris6.h: Remove.
6251 * config/mips/iris6.opt: Remove.
6252 * config/mips/t-irix6: Remove.
6254 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
6255 (TARGET_IRIX6): Remove.
6256 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
6257 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
6258 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
6260 (mips_file_start): Likewise.
6261 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
6263 * config/mips/driver-native.c [__sgi__]: Remove.
6264 (host_detect_local_cpu) [__sgi__]: Remove.
6266 * config/mips/gnu-user.h: Remove iris5.h reference.
6268 * config/mips/mips-modes.def: Remove IRIX 6 reference.
6269 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
6270 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
6273 * gcc.c (main): Move asm_debug initialization ...
6274 (asm_debug): ... here.
6276 * ginclude/stddef.h (__STDDEF_H__): Don't define.
6278 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
6279 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
6280 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
6281 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
6282 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
6283 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
6285 * doc/tm.texi: Regenerate.
6287 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
6289 (MIPS Options, -march): Remove IRIX reference.
6290 * doc/install.texi (Binaries, SGI IRIX): Remove.
6291 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
6293 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
6295 2012-03-14 Martin Jambor <mjambor@suse.cz>
6297 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
6298 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
6299 (expand_expr_real_1): Do not handle misalignment if modifier is
6302 2012-03-14 Richard Guenther <rguenther@suse.de>
6305 * tree-vect-generic.c (type_for_widest_vector_mode): Take
6306 element type instead of mode, use build_vector_type_for_mode
6307 instead of the langhook, build a vector of proper signedness.
6308 (expand_vector_operations_1): Adjust.
6310 2012-03-14 Richard Guenther <rguenther@suse.de>
6313 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
6314 a cgraph node for a FUNCTION_DECL that comes from a constructor.
6315 (gimple_get_virt_method_for_binfo): Likewise.
6317 2012-03-14 Richard Guenther <rguenther@suse.de>
6319 PR tree-optimization/52571
6320 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
6321 flag_section_anchors check ...
6322 (vect_can_force_dr_alignment_p): ... here. Do not re-align
6323 DECL_COMMON variables.
6325 2012-03-14 Richard Guenther <rguenther@suse.de>
6327 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
6328 * stor-layout.c (start_bitfield_representative): New function.
6329 (finish_bitfield_representative): Likewise.
6330 (finish_bitfield_layout): Likewise.
6331 (finish_record_layout): Call finish_bitfield_layout.
6332 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
6333 for QUAL_UNION_TYPE fields.
6334 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6335 Stream DECL_BIT_FIELD_REPRESENTATIVE.
6336 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6341 * expr.c (get_bit_range): Unconditionally extract bitrange
6342 from DECL_BIT_FIELD_REPRESENTATIVE.
6343 (expand_assignment): Adjust call to get_bit_range.
6345 2012-03-14 Richard Guenther <rguenther@suse.de>
6348 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
6349 the outermost conversion is a sign-change only.
6350 (fold_binary_loc): Disregard widening and sign-changing
6351 conversions when we determine if two variables are equal
6353 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
6354 (T1)x if the outermost conversion is a sign-change only.
6356 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
6359 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
6361 * config/i386/predicates.md (constant_call_address_operand): Declare
6362 as special predicate. Update all uses.
6364 2012-03-13 Jakub Jelinek <jakub@redhat.com>
6367 * c-parser.c (c_parser_postfix_expression)
6368 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
6370 * config/i386/smmintrin.h: Avoid /* within a comment.
6371 * config/i386/nmmintrin.h: Likewise.
6373 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6375 * config/i386/i386.md (xbegin): Remove constraint from expander.
6377 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6379 * config/i386/predicates.md (constant_call_address_operand): Declare
6380 as special predicate. Update all uses.
6381 * config/i386/i386.md: Remove mode from constant_call_address_operand
6383 * config/i386/i386.c (ix86_output_call_insn): Call
6384 constant_call_address_operand with VOIDmode.
6386 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6388 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
6389 AND zero extended address correctly.
6391 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6393 * config/i386/predicates.md (tls_symbolic_operand): Declare as
6395 (tls_modbase_operand): Ditto.
6396 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
6397 tls_modbase_operand predicates.
6399 2012-03-13 Martin Jambor <mjambor@suse.cz>
6401 * expr.c (expand_assignment): Handle misaligned scalar writes to
6402 memory through top-level MEM_REFs by calling store_bit_field.
6404 2012-03-13 Richard Guenther <rguenther@suse.de>
6407 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
6408 if Y is a constant multiple of 1 << CST.
6410 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
6413 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
6414 offset (size) to a value the insns can deal with.
6415 (expand_epilogue): Ditto.
6417 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6419 * config/arm/neon.ml (ops): Fixup expected instructions for
6420 unsigned vector compares.
6422 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6424 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
6425 addresses only when %reg is not in word mode.
6427 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6429 * config/microblaze/microblaze.md: Fix typo.
6430 * tree-if-conv.c: Likewise.
6431 * tree-vect-patterns.c: Likewise.
6433 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6435 * config.gcc (extra_passes): Remove.
6436 * configure.ac (extra_passes): Don't substitute.
6437 * configure: Regenerate.
6438 * Makefile.in (EXTRA_PASSES): Remove.
6439 (GCC_PASSES): Remove $(EXTRA_PASSES).
6440 (MOSTLYCLEANFILES): Likewise.
6442 (install-common): Likewise.
6444 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
6446 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
6447 * config/i386/i386.c (ix86_decompose_address): Use
6448 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
6449 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
6450 thread pointer to a register.
6452 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6454 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
6455 on tls_symbolic_operand.
6456 (tls_global_dynamic_64_<mode>): Likewise.
6458 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6461 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
6462 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
6464 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6467 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
6468 type from reg_class_t to enum reg_class.
6469 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
6471 2012-03-12 Andrew Pinski <apinski@cavium.com>
6473 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
6474 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
6475 (value_replacement): Likewise.
6476 (empty_block_p): Check also if the PHIs for the block are empty.
6478 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
6481 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
6482 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
6483 r184615 from 2012-02-28.
6485 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6487 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
6488 (ix86_gen_tls_local_dynamic_base_64): Likewise.
6489 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
6490 and ix86_gen_tls_local_dynamic_base_64.
6491 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
6492 ix86_gen_tls_local_dynamic_base_64.
6494 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
6495 (*tls_global_dynamic_64_<mode>): This.
6496 (tls_global_dynamic_64): Renamed to ...
6497 (tls_global_dynamic_64_<mode>): This.
6498 (*tls_local_dynamic_base_64): Renamed to ...
6499 (*tls_local_dynamic_base_64_<mode>): This.
6500 (tls_local_dynamic_base_64): Renamed to ...
6501 (tls_local_dynamic_base_64_<mode>): This.
6503 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
6505 * config/i386/i386.c (ix86_option_override_internal): Properly
6506 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
6507 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
6508 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
6509 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
6511 * config/i386/sse.md (sse3_monitor64): Renamed to ...
6512 (sse3_monitor64_<mode>): This.
6514 2012-03-12 Tristan Gingold <gingold@adacore.com>
6516 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
6517 (ia64_function_arg_advance): Ditto.
6519 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6521 * config.gcc (mips*-*-openbsd*): Remove.
6522 * config/mips/openbsd.h: Remove.
6523 * config/mips/sdb.h: Remove.
6525 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
6526 * config/mips/mips.c (sdb_label_count): Remove.
6527 (mips_debugger_offset): Remove #if 0 code.
6528 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
6529 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
6531 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6533 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
6535 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
6536 Update binutils references.
6537 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
6538 Update binutils reference.
6539 Update Sun as/GNU ld caveat.
6540 Document binutils largefile requirement for LTO plugin.
6541 Remove reference to alternate libpthread.
6543 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6545 * config.gcc (alpha*-dec-osf5.1*): Remove.
6546 * config.host (alpha*-dec-osf*): Remove.
6547 * configure.ac (*-*-osf*): Remove.
6548 (alpha*-dec-osf*): Remove.
6549 * configure: Regenerate.
6551 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
6552 config/alpha/va_list.h, config/alpha/x-osf: Remove.
6554 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
6555 * config/alpha/alpha.c (struct machine_function): Update comment.
6556 (alpha_start_function): Remove Tru64 UNIX as handling for
6558 * config/alpha/alpha.md ("exception_receiver"): Remove
6559 TARGET_LD_BUGGY_LDGP.
6560 ("*exception_receiver_2"): Likewise.
6561 * except.c (finish_eh_generation): Remove Tru64 reference.
6562 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
6563 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
6564 * target.def (handle_pragma_extern_prefix): Remove.
6566 * Makefile.in (mips-tfile.o-warn): Remove.
6567 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
6568 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
6569 * mips-tdump.c, mips-tfile.c: Remove.
6571 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
6573 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
6574 (Specific, alpha*-dec-osf5.1): Note removal.
6575 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
6577 * doc/tm.texi: Regenerate.
6578 * doc/trouble.texi (Cross-Compiler Problems): Remove.
6580 2012-03-12 Richard Guenther <rguenther@suse.de>
6582 * config/arm/arm.c (neon_dereference_pointer): Do not call
6583 covert during RTL expansion.
6585 2012-03-12 Tristan Gingold <gingold@adacore.com>
6587 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
6588 Options. Mention -mpointer-size.
6590 2012-03-12 Richard Guenther <rguenther@suse.de>
6592 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
6593 build_nonstandard_integer_type.
6595 2012-03-12 Richard Guenther <rguenther@suse.de>
6597 * tree.c (signed_or_unsigned_type_for): Use
6598 build_nonstandard_integer_type.
6599 (signed_type_for): Adjust documentation.
6600 (unsigned_type_for): Likewise.
6601 * tree-pretty-print.c (dump_generic_node): Use standard names
6602 for non-standard integer types if available.
6604 2012-03-12 Tristan Gingold <gingold@adacore.com>
6606 * config/vms/vms.opt: Add vms-opts.h header.
6607 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
6609 (-mvms-return-codes): Document.
6610 (-mpointer-size): New option.
6611 (vms_pointer_size): Add enumeration.
6612 * config/vms/vms-opts.h: New file.
6613 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
6614 __INITIAL_POINTER_SIZE.
6615 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
6616 (C_COMMON_OVERRIDE_OPTIONS): Define.
6617 (DWARF2_ADDR_SIZE): Define.
6618 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
6619 * config/vms/vms-protos.h (vms_c_common_override_options):
6621 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
6622 if -mno-pointer-size.
6623 (vms_c_common_override_options): New function.
6624 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6625 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
6626 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
6627 and flag_vms_pointer_size.
6628 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
6629 * config.gcc (*-*-*vms*): Define xm_file.
6630 (alpha*-dec-*vms*): Do not define xm_file.
6631 (alpha64-dec-*vms*): Remove.
6632 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
6635 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6637 PR tree-optimization/51721
6638 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
6639 if (int) unsvar cmp CST.
6641 2012-03-12 Richard Guenther <rguenther@suse.de>
6643 * tree-sra.c (create_access_replacement): Only rename the replacement
6644 if we can rewrite it into SSA form. Properly mark register typed
6645 replacements that we cannot rewrite with TREE_ADDRESSABLE.
6646 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
6647 for aggregate or BLKmode results.
6649 2012-03-12 Jakub Jelinek <jakub@redhat.com>
6651 PR tree-optimization/52533
6652 * tree-vrp.c (register_edge_assert_for_2): Use double_int
6653 type for mask, only handle shifts by non-zero in-range
6654 shift count, for LE_EXPR and GT_EXPR if new_val is
6655 maximum, don't add the assertion.
6657 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
6659 * doc/invoke.texi: Document -mrtm option.
6660 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
6661 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
6662 (ix86_handle_option): Handle OPT_mrtm.
6663 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
6665 (x86_64-*-*): Ditto.
6666 * i386-builtin-types.def (INT_FTYPE_VOID): New.
6667 * config/i386/i386-c.c (ix86_target_macros_internal): Define
6669 (ix86_target_string): Define -mrtm option.
6671 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
6673 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
6674 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
6676 (bdesc_special_args): Ditto.
6677 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
6678 (ix86_expand_special_args_builtin): Handle new built-in type.
6679 (ix86_expand_builtin): Handle XABORT instruction.
6680 * config/i386/i386.h (TARGET_RTM): New.
6681 * config/i386/i386.md (UNSPECV_XBEGIN): New.
6682 (UNSPECV_XEND): Ditto.
6683 (UNSPECV_XABORT): Ditto.
6684 (UNSPECV_XTEST): Ditto.
6691 * config/i386/i386.opt (mrtm): New.
6692 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
6693 * config/i386/rtmintrin.h: New header.
6694 * config/i386/xtestintrin.h: Ditto.
6696 2012-03-12 Tristan Gingold <gingold@adacore.com>
6698 * ginclude/stddef.h: Adjust previous patch.
6699 Use __VMS__ instead of VMS.
6701 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
6703 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
6704 Also convert sequences with CC setting arithmetic instruction.
6706 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
6708 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
6709 from C Language Options to Preprocessor Options.
6710 (C Dialect Options): Move -no-integrated-cpp documentation
6712 (Preprocessor Options): ...to here. Rewrite the description
6713 so it makes more sense, and remove discussion of merging front ends.
6715 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6717 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
6719 (ix86_expand_setmem): Likewise.
6721 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
6723 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
6726 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6728 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
6729 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
6731 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6733 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
6735 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6737 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
6740 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
6741 Uros Bizjak <ubizjak@gmail.com>
6743 * config/i386/predicates.md (call_insn_operand): Allow
6744 constant_call_address_operand in Pmode only.
6745 (sibcall_insn_operand): Ditto.
6746 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
6747 (*call_vzeroupper): Ditto.
6749 (*sibcall_vzeroupper): Ditto.
6750 (*call_value): Ditto.
6751 (*call_value_vzeroupper): Ditto.
6752 (*sibcall_value): Ditto.
6753 (*sibcall_value_vzeroupper): Ditto.
6754 (*indirect_jump): Ditto.
6755 (*tablejump_1): Ditto.
6756 (indirect_jump): Convert memory address to word mode for TARGET_X32.
6758 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
6761 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
6764 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
6765 Use movrt_negc instead of negc pattern for non-SH2A.
6767 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
6769 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
6771 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
6772 if Pmode != word_mode.
6773 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
6774 Pmode == SImode for TARGET_X32.
6776 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
6777 (tls_initial_exec_x32): Likewise.
6779 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
6781 PR rtl-optimization/52528
6782 * combine.c (can_combine_p): Add setting of subst_low_luid
6783 before call to expand_field_assignment().
6785 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6787 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
6788 and related program names.
6790 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
6792 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
6794 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
6797 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
6798 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
6800 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
6801 (*movdi_internal_rex64): Use %E operand modifier for lea.
6802 (*movsi_internal): Ditto.
6804 (*lea<mode>_2): Ditto.
6805 (*lea_{3,4,5,6}_zext): Ditto.
6806 (*tls_global_dynamic_32_gnu): Ditto.
6807 (*tls_global_dynamic_64): Ditto.
6808 (*tls_dynamic_gnu2_lea_32): Ditto.
6809 (*tls_dynamic_gnu2_lea_64): Ditto.
6810 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
6812 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
6814 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
6815 redefine to be NULL if the current bit-size is different from the
6816 configured bit-size.
6818 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
6819 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
6820 set the default tuning. Add asserts to make sure the cpu and tune
6821 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
6822 test whether the index is set, instead of > 0.
6823 (rs6000_file_start): Do not reset the default cpu if the current
6824 bit-size is different from the configured bit-size.
6826 2012-03-09 Tristan Gingold <gingold@adacore.com>
6828 * config/vms/vms-crtlmap.map: Add comments.
6829 Add entries needed to build Ada RTS.
6831 2012-03-09 Tristan Gingold <gingold@adacore.com>
6833 * ginclude/stddef.h: Do not define __size_t on VMS.
6835 2012-03-09 Tristan Gingold <gingold@adacore.com>
6837 * c-tree.h (c_default_pointer_mode): New variable.
6838 * c-decl.c (c_default_pointer_mode): New variable.
6839 (c_build_pointer_type): New function.
6840 (grokdeclarator): Call c_build_pointer_type instead
6841 of build_pointer_type.
6843 * config/vms/vms-c.c: Include c-tree.h
6844 (saved_pointer_mode): New variable.
6845 (handle_pragma_pointer_size): New function.
6846 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
6847 (vms_c_register_pragma): Register __pointer_size and
6848 __required_pointer_size pragmas.
6850 2012-03-09 Tristan Gingold <gingold@adacore.com>
6852 * config/vms/vms-c.c (vms_construct_include_filename): New function.
6853 (vms_c_register_includes): Reference it.
6855 2012-03-09 Andrew Pinski <apinski@cavium.com>
6858 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
6860 (tree_ssa_phiopt_worker): Go through all the PHIs for
6861 value_replacement instead of just the singleton one.
6862 (value_replacement): Change return type to int. Return 0 instead of
6864 Allow the middle basic block to contain more than just the defining
6866 Handle non empty middle basic blocks.
6867 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
6869 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
6871 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
6872 array reference and component reference.
6873 (analyze_scalar_evolution_for_address_of): New.
6875 2012-03-08 Jie Zhang <jzhang918@gmail.com>
6878 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
6879 (hwloop_pattern_reg): Fix set but not used warning.
6880 (bfin_reorg_loops): Remove unused parameter.
6881 (bfin_reorg): Update use of bfin_reorg_loops.
6883 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
6885 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
6886 with integer parameters in registers.
6887 (gen_push): Push register in word_mode instead of Pmode.
6888 (ix86_emit_save_regs): Likewise.
6889 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
6890 (gen_pop): Pop register in word_mode instead of Pmode.
6891 (ix86_emit_restore_regs_using_pop): Likewise.
6892 (ix86_expand_prologue): Replace Pmode with word_mode for push
6893 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
6894 restore RAX and R10 in word_mode.
6895 (ix86_emit_restore_regs_using_mov): Restore integer registers
6897 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
6899 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
6900 (ix86_split_long_move): Likewise.
6902 * config/i386/i386.md (W): New.
6903 (*push<mode>2_prologue): Replace :P with :W.
6904 (*pop<mode>1): Likewise.
6905 (*pop<mode>1_epilogue): Likewise.
6906 (push/pop peephole2): Use word_mode scratch registers.
6908 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6910 * config/i386/predicates.md (indirect_branch_operand): Simplify.
6912 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6914 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
6915 for constants in [-63,63].
6917 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
6921 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
6923 * config/i386/i386.c (ix86_print_operand_address): Only handle
6924 zero-extended DImode addresses.
6926 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6928 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
6929 * configure: Regenerate.
6931 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
6934 * config/avr/avr.c (avr_mem_clobber): New static function.
6935 (avr_expand_delay_cycles): Add memory clobber operand to
6936 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
6937 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
6938 (enable_interrupt, disable_interrupt): New expander.
6939 (nopv, sleep, wdr): New expanders.
6940 (delay_cycles_1): Add memory clobber.
6941 (delay_cycles_2): Add memory clobber.
6942 (delay_cycles_3): Add memory clobber.
6943 (delay_cycles_4): Add memory clobber.
6944 (cli_sei): New insn from former "enable_interrupt",
6945 "disable_interrupt" with memory clobber.
6946 (*wdt): New insn from former "wdt" with memory clobber.
6947 (*nopv): Similar, but for "nopv".
6948 (*sleep): Similar, but for "sleep".
6950 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
6951 Kaz Kojima <kkojima@gcc.gnu.org>
6954 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
6955 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
6956 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6958 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6960 * config/i386/predicates.md (x86_64_zext_general_operand): New.
6961 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
6962 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
6964 2012-03-07 Walter Lee <walt@tilera.com>
6966 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
6967 REG_CFA_* notes for the stack pointer.
6968 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
6969 EH_RETURN_STACKADJ_RTX.
6970 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
6971 generate REG_CFA_* notes for the stack pointer.
6972 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
6973 by EH_RETURN_STACKADJ_RTX.
6975 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
6977 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
6978 when __AVR_3_BYTE_PC__ is defined.
6980 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
6982 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
6983 (ix86_print_operand): Handle '^'.
6984 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
6985 using P mode iterator. Add %^ to asm template to conditionally emit
6987 (*rep_movdi_rex64): Ditto.
6988 (*strsetdi_rex_1): Ditto.
6989 (*rep_stosdi_rex64): Ditto.
6990 (*strmov{si,hi,qi}_1): Add %^ to asm template to
6991 conditionally emit addr32 prefix.
6992 (*rep_mov{si,qi}): Ditto.
6993 (*strset{si,hi,qi}): Ditto.
6994 (*rep_stos{si,qi}): Ditto.
6995 (*cmpstrnqi_nz_1): Ditto.
6996 (*cmpstrnqi_1): Ditto.
6997 (*strlenqi_1): Ditto.
6999 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
7001 * config/i386/i386.c (function_value_64): Return pointers in
7002 word_mode instead of Pmode.
7003 (ix86_promote_function_mode): Likewise.
7005 2012-03-07 Richard Guenther <rguenther@suse.de>
7007 * coverage.c (get_gcov_type): Use type_for_mode.
7008 (get_gcov_unsigned_t): Likewise.
7009 * expr.c (store_constructor): Use type_for_mode.
7010 (try_casesi): Likewise.
7011 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
7012 (add_standard_iv_candidates): Use standard type trees.
7013 * dojump.c (do_jump): Remove dead code.
7015 2012-03-07 Richard Guenther <rguenther@suse.de>
7017 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
7019 2012-03-07 Richard Guenther <rguenther@suse.de>
7021 * convert.c (strip_float_extensions): Move ...
7022 * tree.c (strip_float_extensions): ... here.
7024 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7027 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
7029 2012-03-07 Richard Guenther <rguenther@suse.de>
7031 * omp-low.c (extract_omp_for_data): Use signed_type_for.
7032 (expand_omp_for_generic): Likewise.
7033 (expand_omp_for_static_nochunk): Likewise.
7034 (expand_omp_for_static_chunk): Likewise.
7035 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
7036 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
7037 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
7038 Use unsigned_type_for.
7039 (vect_create_cond_for_align_checks): Use signed_type_for.
7041 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
7043 PR rtl-optimization/52203
7044 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
7045 all callers to pass NULL except ...
7046 (reset_sched_cycles_in_current_ebb): ... here, save the value
7047 in new variable 'empty'. Increase issue_rate only for
7050 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
7053 * Makefile.in: Let install-gcc-ar depend on installdirs,
7054 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
7055 Don't double canonicalize if cross-compiling.
7057 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7060 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
7061 to: RAMPZ, RAMPY, RAMPX, RAMPD.
7062 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
7064 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7067 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
7069 * config/avr/avr.md (xload_8): Adjust insn length.
7071 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
7074 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
7075 if RAMPZ affects reading from RAM.
7077 2012-03-07 Richard Guenther <rguenther@suse.de>
7081 * doc/invoke.texi (Precompiled Headers): Remove sentence that
7082 suggests you can include PCHs from inside another header.
7084 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
7087 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
7089 2012-03-07 Kai Tietz <ktietz@redhat.com>
7091 * doc/invoke.texi (fwritable-relocated-rdata): Document
7092 new Cygwin/MinGW target option.
7093 * config/i386/winnt.c (i386_pe_unique_section): Ignore
7094 reloc if flag -fwritable-relocated-rdata is not set.
7095 (i386_pe_section_type_flags): Likewise.
7096 * config/i386/cygming.opt (fwritable-relocated-rdata):
7097 Add new flag variable flag_writable_rel_rdata.
7099 2012-03-07 Richard Guenther <rguenther@suse.de>
7101 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
7102 precision against gimple constraints.
7104 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
7107 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
7109 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
7110 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
7112 (init_emit_regs): Move associated initialization to...
7113 (init_emit_once): ...here.
7115 2012-03-06 Richard Henderson <rth@redhat.com>
7117 * config/m68k/m68k.h (ISA_HAS_TAS): New.
7118 * config/m68k/sync.md (atomic_test_and_set): Use it.
7119 (atomic_test_and_set_1): Likewise.
7121 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
7124 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
7125 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
7126 (vector_ltgt<mode>): Likewise.
7127 (vector_ordered<mode>): Likewise.
7128 (vector_unordered<mode>): Likewise.
7129 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
7131 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
7133 * trans-mem.c: New typedef for tm_region_p.
7134 Define vector types for tm_region_p.
7135 (tm_region_init): Replace region_worklist to a vector called
7138 2012-03-06 Richard Guenther <rguenther@suse.de>
7140 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
7141 MEM_REF with constant pointer operand.
7143 2012-03-06 Richard Guenther <rguenther@suse.de>
7146 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
7148 2012-03-06 Tristan Gingold <gingold@adacore.com>
7150 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
7151 (external_model_kind): Improve documentation.
7152 (vms_pragma_extern_model): Handle relaxed_redef.
7153 (vms_c_register_pragma): Allow expansion for nomember_alignment.
7155 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
7157 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
7158 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
7159 Some more notes on EIND usage and reorder EIND subsection.
7161 2012-03-06 Tristan Gingold <gingold@adacore.com>
7163 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
7164 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
7166 2012-03-06 Tristan Gingold <gingold@adacore.com>
7168 * config/vms/t-vmsnative (version): Define.
7169 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
7171 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
7173 PR rtl-optimization/52250
7174 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
7175 to put note list into. Unconditionally call move_bb_info.
7176 (move_bb_info): Do not assert the blocks being in the same region,
7177 just drop the note list if they are not.
7179 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
7182 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
7183 and use unified expansion logic.
7184 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
7185 closer to the existing movt insn.
7186 (negc): Rename insn to *negc. Add new expander.
7187 (movnegt): Use xor pattern for T bit negation. Reserve helper
7188 constant for negc pattern.
7189 (*movnegt): New insn and splitter.
7191 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
7193 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
7196 2012-03-05 Richard Henderson <rth@redhat.com>
7198 * genemit.c (main): Include "target.h" in insn-emit.c.
7199 * Makefile.in (insn-emit.o): Depend on TARGET_H.
7200 * config/sh/sync.md (atomic_test_and_set): Reference
7201 targetm.atomic_test_and_set_trueval instead of
7202 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
7204 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
7206 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
7209 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
7211 * langhooks.c (add_builtin_type): New function.
7212 * langhooks.h (add_builtin_type): Export it.
7213 * config/mep/mep.c (mep_init_builtins): Use it.
7214 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
7216 2012-03-05 Jakub Jelinek <jakub@redhat.com>
7219 * tree.h (BLOCK_SAME_RANGE): Define.
7220 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
7221 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
7222 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
7223 isn't equal to supercontext fragment's fragment chain.
7224 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
7226 (blocks_nreverse_all): Likewise.
7227 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
7228 BLOCK_SUPERCONTEXT to supercontext fragment instead of
7229 supercontext fragment's fragment origin.
7230 * dwarf2out.c (add_high_low_attributes): If stmt has the same
7231 range as its parent (or parents thereof etc.), use the parent's
7232 DW_AT_ranges value instead of creating a new .debug_ranges range.
7234 2012-03-05 Richard Henderson <rth@redhat.com>
7237 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
7238 * omp-low.c (expand_omp_atomic): Assume anything aligned to
7239 BIGGEST_ALIGNMENT is aligned.
7241 2012-03-05 Richard Henderson <rth@redhat.com>
7243 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
7244 * config/sh/sh.c: ... here.
7246 2012-03-05 Richard Henderson <rth@redhat.com>
7249 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
7250 instead of calling negqi2 directly.
7252 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
7255 * trans-mem.c (tm_region_init): Use last_basic_block.
7257 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
7259 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
7260 * config/sh/sync.md (atomic_test_and_set): New expander.
7261 (tasb, atomic_test_and_set_soft): New insns.
7262 * config/sh/sh.opt (menable-tas): New option.
7263 * doc/invoke.texi (SH Options): Document it.
7265 2012-03-05 Richard Guenther <rguenther@suse.de>
7267 * cfgloop.c (verify_loop_structure): Verify dominators before
7269 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
7270 dominators from here.
7271 * graphite-scop-detection.c (create_sese_edges): Likewise.
7272 * loop-doloop.c (doloop_optimize_loops): Likewise.
7273 * loop-init.c (loop_optimizer_init): Likewise.
7274 * loop-unroll.c (unroll_and_peel_loops): Likewise.
7275 * loop-unswitch.c (unswitch_loops): Likewise.
7276 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
7277 * tree-parloops.c (parallelize_loops): Likewise. Verify
7278 only when checking is enabled.
7279 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
7281 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
7283 * genautomata.c (parse_automata_opt): New static function.
7284 (initiate_automaton_gen): Remove all option handling code. Remove
7285 argc argument. All callers changed.
7286 (main): Call init_rtx_reader_args_cb with the new function as argument.
7288 2012-03-05 Richard Guenther <rguenther@suse.de>
7290 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
7291 * tree-if-conv.c (combine_blocks): Free post-dominator info
7293 * tree-parloops.c (create_parallel_loop): Free and re-compute
7294 dominator info after breaking it.
7296 2012-03-05 Richard Guenther <rguenther@suse.de>
7299 * optabs.h (trapv_unoptab_p): New function.
7300 (trapv_binoptab_p): Likewise.
7301 * optabs.c (expand_binop): Use emit_libcall_block_1 with
7302 a proper equiv_may_trap argument.
7303 (expand_unop): Likewise.
7304 (emit_libcall_block_1): Take extra argument whether the
7305 instruction may trap. Renamed from ...
7306 (emit_libcall_block): ... this. New wrapper.
7308 2012-03-05 Jakub Jelinek <jakub@redhat.com>
7310 PR tree-optimization/51721
7311 * tree-vrp.c (register_edge_assert_for_2): If comparing
7312 lhs of right shift by constant with an integer constant,
7313 add ASSERT_EXPRs for the rhs1 of the right shift.
7315 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
7317 2012-03-05 Richard Guenther <rguenther@suse.de>
7319 * tree.c (integer_zerop): Handle VECTOR_CSTs.
7320 (integer_onep): Likewise.
7321 (integer_all_onesp): Likewise.
7323 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
7325 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
7327 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7329 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
7330 instead of TARGET_64BIT.
7332 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7334 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
7337 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
7339 * config/i386/i386.c (ix86_print_operand_address): Only handle
7340 zero-extended DImode addresses.
7342 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
7344 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
7345 taken and cputaken as bool.
7347 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
7349 * config/i386/constraints.md (Ya): New internal constraint.
7350 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
7351 (*zero_extendsidi2_rex64): Add x,x alternative.
7352 (*zero_extendsidi2): Ditto. Add o,0 alternative.
7353 Remove flags reg clobber. Adjust corresponding splits.
7354 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
7355 zero_extendqisi2 expanders using SWI12 mode iterator.
7356 (zero_extend<mode>si2_and): Macroize insn from
7357 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
7359 (*zero_extend<mode>si2): Macroize insn from
7360 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
7361 (*zero_extend*2_movzbl_and): Remove insn patterns.
7362 (zero_extendqihi2_and): Merge corresponding splitter.
7363 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
7364 (*zero_extend*2_movzbl_and): Remove insn patterns.
7365 (*anddi_1): Split TYPE_IMOVX instructions.
7366 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
7368 (and->zext splitter): Add splitter pattern.
7369 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
7371 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
7373 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
7375 (Debugging Options): Likewise.
7376 (Optimize Options): Likewise.
7377 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
7378 with other architectures. Use official processor names with correct
7379 spelling/capitalization. Fix formatting and grammar issues.
7380 (i386 and x86-64 Windows Options): Similar cleanup here.
7382 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7384 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
7386 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7388 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
7389 DBX_REGISTER_NUMBER.
7391 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
7393 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
7394 operand is CONST_INT. Take COSTS_N_INSNS into account.
7395 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
7398 2012-03-02 Richard Henderson <rth@redhat.com>
7400 * optabs.c (expand_atomic_test_and_set): Honor
7401 atomic_test_and_set_trueval even when atomic_test_and_set
7402 optab is not in use.
7404 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
7408 * config/sh/sh.c (sh_register_move_cost): Increase cost between
7409 GENERAL_REGS and FP_REGS for SImode.
7411 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7414 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
7415 (absdi2): New expander.
7416 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
7418 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7420 * config/sh/sync.md (atomic_exchange<mode>): New expander.
7421 (atomic_exchange<mode>_soft): New insn.
7423 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7425 * config/sh/sync.md: Update copyright notice dates.
7426 (atomic_compare_and_swap<mode>): Use SImode for return value instead
7428 (atomic_compare_and_swap<mode>_soft): Likewise.
7430 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
7433 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
7434 * config/sh/sh.c: Update copyright notice dates.
7435 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
7436 alignment for TARGET_HARD_SH4.
7437 (sh_option_override): Reduce default function alignment. Set
7438 loop alignment to 4 bytes when not optimizing for size.
7440 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
7443 * doc/invoke.texi (floop-flatten): Remove.
7444 * toplev.c (process_options): Remove references to flag_loop_flatten.
7445 * tree-ssa-loop.c (gate_graphite_transform): Same.
7446 * common.opt (floop-flatten): Obsolete.
7447 * graphite-poly.c (apply_poly_transforms): Remove reference to
7449 * Makefile.in (graphite-flattening.o): Remove.
7450 * graphite-flattening.c: Remove.
7452 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7454 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
7455 having mode compatible with the mode of previous compare. Substitute
7456 compare mode of previous compare with the mode, compatible
7457 with eliminated and previous compare.
7459 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
7461 * config/rs6000/dfp.md (floatdidd2): New define_insn.
7463 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7465 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
7466 compatible with CCGOCmode and CCGCmode.
7468 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
7470 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
7472 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
7474 * config/arm/arm.c (arm_sat_operator_match): New function.
7475 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
7476 * config/arm/arm.md ("insn" attribute): Add "sat" value.
7477 ("SAT", "SATrev"): New code iterators.
7478 ("SATlo", "SAThi"): New code iterator attributes.
7479 ("*satsi_<SAT:code>"): New pattern.
7480 ("*satsi_<SAT:code>_shift"): Likewise.
7481 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
7482 and "shift" attributes.
7483 ("arm_usatsihi"): Add "insn" attribute.
7484 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
7485 by powers of two. Do not allow shift by 32.
7487 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
7490 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
7491 to pass the argument in the register of "natural" mode.
7493 2012-03-02 Richard Guenther <rguenther@suse.de>
7495 PR tree-optimization/52406
7496 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
7497 (struct indices): Add unconstrained_base member.
7498 (struct dr_alias): Remove unused vops member.
7499 (DR_UNCONSTRAINED_BASE): New define.
7500 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
7501 add indices to allow their disambiguation. Make DR_BASE_OBJECT
7502 be an artificial access that covers the whole indexed object,
7503 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
7504 plain decl base-objects to their MEM_REF variant.
7505 (dr_may_alias_p): When the base-object of either data reference
7506 has unknown size use only points-to information.
7507 (compute_affine_dependence): Make dumps easier to read and
7509 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
7510 DR_REF when looking for packed references.
7511 (vect_supportable_dr_alignment): Likewise.
7513 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
7515 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
7516 Improve conditions for peepholes of loads followed by commutative
7518 * config/arm/ldmstm.md: Regenerated.
7520 2012-03-02 Richard Guenther <rguenther@suse.de>
7522 * BASE-VER: Set to 4.8.0.
7524 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
7526 * config.gcc (obsolete): Add all ARM targets using the FPA.
7527 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
7528 * doc/install.texi: Avoid references to obsolete ARM ports.
7530 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
7532 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
7534 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
7535 Joern Rennecke <joern.rennecke@embecosm.com>
7537 * doc/extend.texi: Expand and update information on interrupt
7538 attribute for Epiphany.
7540 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7542 * config/sh/sh-protos.h: Update copyright notice dates.
7543 * config/sh/sh.h: Likewise.
7544 * config/sh/sh.md: Likewise.
7545 * config/sh/constraints.md: Likewise.
7546 * config/sh/predicates.md: Likewise.
7548 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7550 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
7551 * config/sh/sh.c (tertiary_reload_operand): Likewise.
7553 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
7555 * config/sh/constraints.md: Fix comment typo.
7557 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7560 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
7561 unsigned HOST_WIDE_INT.
7562 (zvdep_imm64): Likewise.
7563 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
7564 (vdepi_and): Likewise.
7565 Likewise for unamed 64-bit patterns.
7566 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
7568 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
7571 PR rtl-optimization/52417
7572 * cselib.c (cselib_any_perm_equivs): New variable.
7573 (cselib_reset_table): Check that it's not set when not
7574 preserving constants.
7575 (cselib_add_permanent_equiv): Set it.
7576 (cselib_have_permanent_equivalences): New.
7577 (cselib_init, cselib_finish): Reset it.
7578 * cselib.h (cselib_have_permanent_equivalences): Declare.
7579 * alias.c (get_addr): Restore earlier behavior when there
7580 aren't permanent equivalences.
7582 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
7584 * config/mn10300/mn10300-modes.def: Fix copyright notice.
7585 * config/v850/v850-modes.def: Fix copyright notice.
7587 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7589 * doc/extend.texi (AVR Built-in Functions): Document
7590 __builtin_avr_flash_segment.
7592 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
7593 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
7594 (*split.flash_segment): New insn-and-split.
7595 * config/avr/avr.c (avr_init_builtins): Add local variables:
7596 const_memx_void_node, const_memx_ptr_type_node,
7597 char_ftype_const_memx_ptr.
7599 2012-03-01 Jakub Jelinek <jakub@redhat.com>
7601 PR tree-optimization/52445
7602 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
7603 add ssa_name_ver, offset and size fields and change store field
7605 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
7606 (add_or_mark_expr): Likewise. Only consider previous stores
7607 with the same size and offset.
7608 (nt_init_block): Only look at gimple_assign_single_p stmts,
7609 doesn't look at rhs2.
7611 2012-03-01 Richard Guenther <rguenther@suse.de>
7614 * tree-cfg.c (verify_gimple_assign_unary): Allow any
7615 conversions from integral types to pointer types.
7617 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
7619 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
7620 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
7621 unintentionally removed in r184616.
7623 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7625 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
7628 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7629 Uros Bizjak <ubizjak@gmail.com>
7632 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
7633 alternatives, add "e" constraint to the new last alternative
7634 and ! to last 3 alternatives.
7636 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
7638 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
7639 DW_AT_artificial attributes at the end of the processing.
7640 (gen_array_type_die): Likewise.
7641 (gen_enumeration_type_die): Likewise.
7642 (gen_struct_or_union_type_die): Likewise.
7643 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
7646 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7649 * expr.c (expand_assignment): If doing misaligned store that doesn't
7650 cover all mode bits, perform a RMW cycle.
7652 PR tree-optimization/52429
7653 * tree-parloops.c (separate_decls_in_region_debug): Return early
7654 if var is LABEL_DECL.
7656 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7658 PR tree-optimization/52424
7659 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
7660 calling dom_thread_across_edge.
7662 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7664 * config/avr/avr.c: Move definition of TARGET macros to end of file.
7666 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7668 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
7669 * config/avr/avr.c (avr_output_bld): Remove unused function.
7670 (avr_out_sbxx_branch): Use "%T" to print bit position.
7672 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7674 * config/avr/avr.md: Untabify.
7676 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7678 * config/avr/avr.md (eqne): New code iterator.
7679 (*dec-and-branchsi): Use it in text peephole's condition.
7680 (*dec-and-branchhi): Ditto.
7681 (*dec-and-branchqi): Ditto.
7683 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
7686 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
7687 the device does not have the skip-bug.
7689 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
7691 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
7692 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
7693 -mpretend-cmove): New.
7695 2012-02-29 Jakub Jelinek <jakub@redhat.com>
7698 * df.h (struct df_d): Adjust comment that hard_regs_live_count
7699 doesn't count DEBUG_INSN refs.
7700 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
7701 for DEBUG_INSN refs.
7703 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7707 2012-02-20 Richard Guenther <rguenther@suse.de>
7708 PR tree-optimization/52298
7709 * tree-vect-stmts.c (vectorizable_load): Properly use
7710 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
7712 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
7715 * gimple.h (gimple_in_transaction): New.
7716 (gimple_set_in_transaction): New.
7717 (struct gimple_statement_base): Add in_transaction field.
7718 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
7720 (tree_ssa_lim_initialize): Compute transaction bits.
7721 * tree.h (compute_transaction_bits): Protoize.
7722 * trans-mem.c (tm_region_init): Use the heap to store BB
7724 (compute_transaction_bits): New.
7726 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7728 * gcc.c (display_help): Document --help=common and sort entries
7731 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7733 * doc/install.texi: Document check-$LANG specific shortcuts
7735 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7738 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
7740 * config/arm/arm_neon.h: Regenerate.
7741 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
7742 (neon_vcgeu): New insn.
7743 (neon_vcgtu): Likewise.
7744 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
7745 (ops): Unsigned comparison intrinsics call a different builtin.
7747 2012-02-28 Richard Guenther <rguenther@suse.de>
7750 * config/i386/i386.c (ix86_expand_vector_set): Fix element
7751 ordering for the VEC_CONCAT for two element vectors for
7752 V2SFmode, V2SImode and V2DImode.
7754 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7757 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
7758 detecting big-endian triplets.
7760 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
7762 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
7763 mode if there is no type information available.
7765 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
7767 PR tree-optimization/53207
7768 * doc/invoke.texi: Document as experimental and relying on graphite.
7770 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7772 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
7773 of initializer to changes from r184614.
7775 2012-02-28 Richard Guenther <rguenther@suse.de>
7777 PR tree-optimization/52395
7778 * tree-sra.c (build_ref_for_offset): Also look at the base
7779 TYPE_ALIGN when figuring out the alignment of the replacement.
7781 2012-02-28 Richard Guenther <rguenther@suse.de>
7783 PR tree-optimization/52402
7784 * ipa-prop.c (ipa_modify_call_arguments): Properly use
7785 mis-aligned types when creating the accesses at the call site.
7787 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7789 * config/avr/builtins.def: New file.
7790 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
7791 * config/avr/avr.c (enum avr_builtin_id): Use it.
7792 (avr_init_builtins): Use it. And use avr_bdesc.
7793 (bdesc_1arg): Remove.
7794 (bdesc_2arg): Remove.
7795 (bdesc_3arg): Remove.
7796 (struct avr_builtin_description): Add field n_args.
7797 (avr_bdesc): New static variable using builtins.def.
7798 (avr_expand_builtin): Use it.
7799 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
7800 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
7801 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
7803 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7806 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
7807 match only one single hard register with respective hard reg rtx.
7808 (movmemx_<mode>): Ditto.
7809 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
7810 insn anatomy of movmem[x]_<mode>.
7811 (avr_out_movmem): Same for printing assembler and operand usage.
7813 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
7817 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
7818 address spaces located outside of device flash.
7820 * config/avr/avr.h (base_arch_s): Remove field n_segments.
7821 (mcu_type_s): Add field n_flash.
7822 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
7823 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
7824 (AVR_MCU): Add N_FLASH argument.
7825 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
7826 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
7827 macro __FLASH<n> if that address space makes sense for the device.
7828 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
7829 outside of target flash.
7830 (avr_asm_named_section): Ditto.
7831 (avr_asm_select_section): Ditto.
7832 (avr_addr_space_convert): Ditto.
7833 (avr_emit_movmemhi): Ditto.
7834 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
7835 address space is outside of device flash.
7836 (avr_insert_attributes): Ditto.
7837 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
7838 avr_current_arch->n_segments.
7840 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
7843 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
7844 (*movabs<mode>_2): Likewise.
7846 2012-02-27 Jakub Jelinek <jakub@redhat.com>
7849 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
7850 s_register_operand in the test instead of REG_P. Don't call
7851 gen_reg_rtx if it won't be used.
7853 PR tree-optimization/52376
7854 * ipa-split.c (split_function): Ignore CLOBBER stmts.
7856 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
7858 * ifcvt.c (noce_get_condition): Check condition variable is not
7859 small_register_classes_for_mode_p before accepting.
7861 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
7863 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
7865 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7868 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7869 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7871 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7873 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
7875 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
7877 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
7879 * config/sh/predicates.md: Remove blank lines.
7880 * config/sh/sh.c: Fix typos in comments.
7881 * config/sh/constraints.md: Likewise.
7882 * config/sh/sh.md: Remove blank lines.
7883 Fix typos in comments. Use ;; as comment characters.
7885 2012-02-26 Walter Lee <walt@tilera.com>
7887 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
7888 (replace_mov_pcrel_step2): Ditto.
7890 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
7893 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
7894 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
7895 and locs that reference values newer than the non-canonical value
7896 at hand. Return the canonical value as a worst case.
7897 (memrefs_conflict_p): Walk canonical value's locs.
7900 * cselib.c (preserve_only_constants): Rename to...
7901 (preserve_constants_and_equivs): ... this. Split out...
7902 (invariant_or_equiv_p): ... this. Preserve plus expressions
7903 of other preserved expressions too.
7904 (cselib_reset_table): Adjust.
7905 * var-tracking.c (reverse_op): Use canonical value to build
7908 2012-02-23 Kai Tietz <ktietz@redhat.com>
7910 * config/i386/i386.c (ix86_delegitimize_address): Handle
7911 UNSPEC_PCREL plus displacement.
7913 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
7916 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
7917 to test for unusedness in st X addressing.
7919 2012-02-24 Richard Guenther <rguenther@suse.de>
7922 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
7923 (is_gimple_reg_type): Move inline ...
7924 * gimple.h (is_gimple_reg_type): ... here.
7926 2012-02-24 Richard Guenther <rguenther@suse.de>
7929 * passes.c (execute_function_todo): When verifying SSA form
7930 verify gimple form first.
7931 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
7933 2012-02-24 Richard Guenther <rguenther@suse.de>
7936 * fold-const.c (fold_addr_of_array_ref_difference): New function.
7937 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
7939 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7941 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
7943 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7945 * tree-phinodes.c (make_phi_node): Mark static.
7946 * tree-flow.h (make_phi_node): Remove extern decl.
7947 * doc/gimple.texi (make_phi_node): Remove documentation.
7949 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7951 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
7952 * tree-ssa-sccvn.c (print_scc): Ditto.
7954 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7956 * doc/passes.texi (Full redundancy elimination): Fix typo.
7958 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7960 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
7962 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
7965 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
7967 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
7970 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
7972 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
7974 * config/avr/avr.md (code_stdname): Add ior, xor.
7975 (xior): New code iterator.
7976 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
7977 (*<code_stdname><mode>qi.byte1-3): Ditto.
7979 2012-02-23 Jakub Jelinek <jakub@redhat.com>
7981 PR tree-optimization/52019
7982 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
7985 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7987 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
7988 HAVE_INITFINI_ARRAY to work around namespace pollution in
7989 certain versions of newlib system headers.
7990 * config.in: Regenerate.
7991 * configure: Regenerate.
7992 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
7993 instead of HAVE_INITFINI_ARRAY.
7995 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
7998 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
7999 is not offsettable memory reference.
8001 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8004 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
8005 setting avr_need_clear_bss_p for __gnu_lto* symbols.
8007 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8009 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
8010 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
8012 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8014 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
8015 library on Solaris 8 even without TLS support.
8016 * configure: Regenerate.
8018 2012-02-22 Richard Guenther <rguenther@suse.de>
8021 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
8022 for GIMPLE_DEBUG stmts.
8024 2012-02-22 Martin Jambor <mjambor@suse.cz>
8027 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
8028 according to the base object.
8030 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
8032 PR rtl-optimization/50063
8033 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
8034 and 2 (8-bit SP) in operand 2.
8035 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
8036 setup to use movhi_sp_r instead of vanilla move to write SP.
8037 Adjust REG_CFA notes to superseed unspec.
8038 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
8040 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
8041 known to be off) only with TARGET_NO_INTERRUPTS. Never use
8042 irq_state 1 (IRQ known to be on) here.
8044 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
8046 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
8048 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
8049 assign_hard_reg): Likewise.
8051 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8053 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
8055 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8058 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
8059 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
8061 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
8063 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
8064 prototype from here to...
8065 * config/avr/avr.h: ...here.
8067 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
8070 * thumb2.md (thumb2_shiftsi3_short): Split register and
8071 immediate shifts. For register shifts tie operands 0 and 1.
8072 (peephole2 for above): Check that register-controlled shifts
8073 have suitably tied operands.
8075 2012-02-21 Quentin Neill <quentin.neill@amd.com>
8078 * config/i386/bdver1.md (bdver1_call, bdver1_push,
8079 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
8080 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
8081 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
8082 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
8083 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
8084 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
8085 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
8086 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
8087 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
8088 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
8089 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
8090 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
8091 bdver1_ssevector_avx256_unaligned_load,
8092 bdver1_ssevector_sse128_unaligned_load,
8093 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
8094 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
8095 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
8096 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
8097 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
8098 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
8099 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
8100 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
8101 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
8102 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
8103 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
8104 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
8105 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
8106 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
8107 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
8108 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
8109 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
8110 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
8111 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
8112 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
8113 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
8114 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
8115 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
8116 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
8117 bdver1_ssediv_double_load, bdver1_ssediv_double,
8118 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
8119 Add "bdver2" attribute.
8121 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8123 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
8124 default if possible and not specified otherwise.
8126 2012-02-21 Richard Guenther <rguenther@suse.de>
8129 * gimplify.c (create_tmp_from_val): Use the main variant type
8130 for the type of the temporary we create.
8132 2012-02-21 Richard Guenther <rguenther@suse.de>
8134 PR tree-optimization/52324
8135 * gimplify.c (gimplify_expr): When re-gimplifying expressions
8136 do not gimplify a MEM_REF address operand if it is already
8139 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8141 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
8142 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
8144 2012-02-21 Richard Guenther <rguenther@suse.de>
8146 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
8147 nested_in_vect_loop.
8149 2012-02-21 Jakub Jelinek <jakub@redhat.com>
8151 PR tree-optimization/52318
8152 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
8153 vdef also to non-pure/const call stmts in the sequence.
8155 2012-02-21 Tristan Gingold <gingold@adacore.com>
8157 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
8159 2012-02-20 David S. Miller <davem@davemloft.net>
8161 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
8162 don't use the "rd %pc" instruction on v9 for PIC register loads.
8164 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
8167 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
8168 in a transaction safe function.
8170 2012-02-20 Kai Tietz <ktietz@redhat.com>
8173 * stor-layout.c (place_field): Handle desired_align for
8176 2012-02-20 Richard Guenther <rguenther@suse.de>
8178 PR tree-optimization/52298
8179 * tree-vect-stmts.c (vectorizable_store): Properly use
8180 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
8182 (vectorizable_load): Likewise.
8183 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
8184 Access DR_STEP after ensuring it is not NULL.
8186 2012-02-20 Jakub Jelinek <jakub@redhat.com>
8188 PR tree-optimization/52286
8189 * fold-const.c (fold_binary_loc): For (X & C1) | C2
8190 optimization use double_int_to_tree instead of build_int_cst_wide,
8191 rewrite to use double_int vars.
8193 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8196 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
8198 Remove -e 0 from $gcc_cv_ld invocation.
8199 Only use __GLIBC_PREREQ if defined.
8200 Enable on Solaris since Solaris 8 patch.
8201 (gcc_SUN_LD_VERSION): New macro.
8202 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
8203 gcc_SUN_LD_VERSION for version number format.
8204 * configure: Regenerate.
8205 * varasm.c (get_elf_initfini_array_priority_section): Set
8206 SECTION_NOTYPE for non-default priority.
8207 Use get_section instead of get_unnamed_section to emit
8208 .init_array/.fini_array with default priority.
8210 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
8212 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
8213 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
8214 (mips_start_unique_function, mips_output_mips16_rdhwr)
8215 (mips_code_end): New functions.
8216 (TARGET_ASM_CODE_END): Define.
8218 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
8220 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
8221 to stubs with non-sibling calls.
8223 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
8225 * doc/invoke.texi (-fira-* options): Copy-edit.
8226 (ira-* parameters): Copy-edit.
8228 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
8230 * doc/invoke.texi: Minor copy-edits to bring into conformance with
8231 GCC coding conventions.
8233 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
8235 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
8236 when used as adjectives.
8238 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
8240 * doc/invoke.texi: Clean up "that"/"which" confusion.
8242 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
8244 * system.h: Poison SMALL_REGISTER_CLASSES
8245 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
8246 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
8248 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8250 PR tree-optimization/52285
8251 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
8252 when deciding if a call is a tail call or tail recursion.
8254 2012-02-16 Kai Tietz <ktietz@redhat.com>
8256 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
8257 interger-constant displacement for UNSPEC_PCREL.
8259 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8261 PR rtl-optimization/52208
8262 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
8263 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
8265 PR tree-optimization/52255
8266 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
8267 loop->header has virtual PHI, but exit_e->dest doesn't, add
8268 virtual PHI to exit_e->dest and adjust all uses after the loop.
8271 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
8272 children with clone_tree_hash, not after it.
8274 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
8276 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
8277 extended identifiers.
8279 2012-02-16 Jakub Jelinek <jakub@redhat.com>
8282 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
8283 a same_body_alias, also test whether e->callee isn't a former
8284 or current clone of the decl this is a same body alias of.
8286 PR translation/52264
8287 * cgraphunit.c (verify_cgraph_node): Fix a typo.
8289 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
8291 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
8293 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
8296 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
8297 force_reg instead of copy_to_reg for better optimization. Force
8298 non-register or memory operands into a register.
8300 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
8302 * extend.texi: Reserve upper bits of memory model for future use.
8304 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
8305 Anatoly Sokolov <aesok@post.ru>
8306 Eric Weddington <eric.weddington@atmel.com>
8309 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
8310 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
8311 Rewrite initializers for .macro.
8312 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
8313 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
8314 atxmega32d4, atxmega32x1.
8315 avrxmega4: atxmega64a3, atxmega64d3.
8316 avrxmega5: atxmega64a1, atxmega64a1u.
8317 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
8318 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
8319 avrxmega7: atxmega128a1, atxmega128a1u.
8320 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
8321 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
8322 (struct base_arch_s): Rename reserved to xmega_p.
8323 Rename reserved2 to have_rampd.
8324 (AVR_XMEGA): New define.
8325 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
8326 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
8327 * config/avr/predicates.md (io_address_operand): Take into
8329 (low_io_address_operand): Ditto.
8330 (high_io_address_operand): Ditto.
8331 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
8332 (enabled, movhi_sp_r): Use them.
8333 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
8334 cpp_define_formatted to built-in define __AVR_ARCH__.
8335 (__AVR_XMEGA__): New built-in define.
8336 (__AVR_HAVE_RAMPD__): New built-in define.
8337 (__AVR_HAVE_RAMPX__): New built-in define.
8338 (__AVR_HAVE_RAMPY__): New built-in define.
8339 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
8341 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
8342 (avr_option_override): Initialize them.
8343 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
8344 (avr_init_expanders): Initialize them. No more block several calls.
8345 (emit_push_sfr): New static function.
8346 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
8348 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
8349 (avr_print_operand): Print addreeses as symbols for
8350 RAMPX, RAMPY, RAMPD, CCP.
8351 (output_movhi): Handle AVR_XMEGA when writing to SP.
8352 (avr_out_movhi_mr_r_xmega): New static function.
8353 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
8354 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
8355 __RAMPD__, __CCP__ as needed.
8357 * config/avr/multilib.h: Regenerate.
8358 * config/avr/t-multilib: Regenerate.
8359 * config/avr/avr-tables.opt: Regenerate.
8361 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
8363 PR tree-optimization/50561
8364 * graphite-flattening.c (lst_project_loop): Do not
8365 remove old scattering dimensions after flattening.
8366 (lst_do_flatten): Likewise.
8368 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
8370 * doc/extend.texi (AVR Built-in Functions): Remove doc for
8371 __builtin_avr_map8, __builtin_avr_map16.
8372 Document __builtin_avr_insert_bits.
8374 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
8375 (insert_bits): New insn.
8376 (adjust_len.map_bits): Rename to insert_bits.
8377 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
8378 * avr-protos.h (avr_out_map_bits): Remove.
8379 (avr_out_insert_bits, avr_has_nibble_0xf): New.
8380 * config/avr/constraints.md (Cxf,C0f): New.
8381 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
8382 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
8383 New built-in define __BUILTIN_AVR_INSERT_BITS.
8384 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
8385 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
8386 (avr_move_bits): Rewrite.
8387 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
8389 (avr_map_op_t): New typedef.
8390 (avr_map_op): New static variable.
8391 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
8392 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
8393 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
8394 (bdesc_3arg, avr_expand_triop_builtin): New.
8395 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
8396 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
8397 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
8398 (avr_map_equal_p, avr_map_sig_p): Remove.
8399 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
8400 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8401 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
8402 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8403 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
8404 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
8406 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
8408 * config/c6x/c6x.md (reserve_cycles): New attribute.
8409 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
8410 don't reserve functional units after the branch occurs.
8412 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
8415 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
8416 functions into non-tm_pure functions.
8418 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
8421 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
8422 (iterative_hash_canonical_type): Likewise.
8423 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
8426 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
8428 * haifa-sched.c (prune_ready_list): Ensure that if there is a
8429 sched-group insn, it either remains alone or the entire list is pruned.
8431 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
8433 * doc/install.texi (Prerequisites): Fix grammar.
8434 (Configuration): Likewise.
8436 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
8438 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
8439 MPC as part of GCC before describing configuring with --with-gmp etc.
8440 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
8441 sources are present.
8443 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8446 * dwarf2out.c (clone_tree_hash): New function.
8447 (copy_decls_walk): Use it instead of clone_tree.
8449 2012-02-14 Richard Guenther <rguenther@suse.de>
8451 PR tree-optimization/52244
8452 PR tree-optimization/51528
8453 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
8454 replacements for integral types.
8456 2012-02-14 Walter Lee <walt@tilera.com>
8458 * config.gcc: Handle tilegx and tilepro.
8459 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
8461 Add HAVE_AS_TLS check for tilegx and tilepro.
8462 * configure: Regenerate.
8463 * doc/contrib.texi: Add Mat Hostetter and self.
8464 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
8465 Document instruction intrinsics and network accessing intrinsics.
8466 (TILEPro Built-in Functions): New node. Document instruction
8467 intrinsics and network accessing intrinsics.
8468 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
8469 (Specific, tilepro-*-linux*): Likewise.
8470 * doc/invoke.texi (TILE-Gx Options): New section.
8471 (TILEPro Options): New section.
8472 * doc/md.texi (TILE-Gx): New section.
8473 (TILEPro): New section.
8474 * common/config/tilegx/tilegx-common.c: New file.
8475 * common/config/tilepro/tilepro-common.c: New file.
8476 * config/tilegx/constraints.md: New file.
8477 * config/tilegx/linux.h: New file.
8478 * config/tilegx/mul-tables.c: New file.
8479 * config/tilegx/predicates.md: New file.
8480 * config/tilegx/sync.md: New file.
8481 * config/tilegx/t-tilegx: New file.
8482 * config/tilegx/tilegx-builtins.h: New file.
8483 * config/tilegx/tilegx-c.c: New file.
8484 * config/tilegx/tilegx-generic.md: New file.
8485 * config/tilegx/tilegx-modes.def: New file.
8486 * config/tilegx/tilegx-multiply.h: New file.
8487 * config/tilegx/tilegx-protos.h: New file.
8488 * config/tilegx/tilegx.c: New file.
8489 * config/tilegx/tilegx.h: New file.
8490 * config/tilegx/tilegx.md: New file.
8491 * config/tilegx/tilegx.opt: New file.
8492 * config/tilepro/constraints.md: New file.
8493 * config/tilepro/gen-mul-tables.cc: New file.
8494 * config/tilepro/linux.h: New file.
8495 * config/tilepro/mul-tables.c: New file.
8496 * config/tilepro/predicates.md: New file.
8497 * config/tilepro/t-tilepro: New file.
8498 * config/tilepro/tilepro-builtins.h: New file.
8499 * config/tilepro/tilepro-c.c: New file.
8500 * config/tilepro/tilepro-generic.md: New file.
8501 * config/tilepro/tilepro-modes.def: New file.
8502 * config/tilepro/tilepro-multiply.h: New file.
8503 * config/tilepro/tilepro-protos.h: New file.
8504 * config/tilepro/tilepro.c: New file.
8505 * config/tilepro/tilepro.h: New file.
8506 * config/tilepro/tilepro.md: New file.
8507 * config/tilepro/tilepro.opt: New file.
8509 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8511 PR tree-optimization/52210
8512 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
8513 vect_model_simple_cost with two entry vect_def_type array instead
8514 of an address of dt.
8516 2012-02-14 Richard Guenther <rguenther@suse.de>
8519 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
8520 Do not stream DECL_QUALIFIER.
8521 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
8522 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
8523 (find_decls_types_r): Do not walk DECL_QUALIFIER.
8525 2012-02-14 Jakub Jelinek <jakub@redhat.com>
8528 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
8531 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8534 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
8535 * cselib.c (cselib_subst_to_values_from_insn): New function.
8536 * sched-deps.c (add_insn_mem_dependence,
8537 sched_analyze_1, sched_analyze_2): Use it.
8539 2012-02-13 Jan Hubicka <jh@suse.cz>
8542 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
8544 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
8546 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
8547 (GTM_SELF_SPECS): Define if not already defined.
8548 (driver_self_specs): Add GTM_SELF_SPECS.
8549 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
8550 (GTM_SELF_SPECS): Define.
8551 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
8552 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
8554 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8556 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
8559 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
8562 * omp-low.c (expand_omp_for): If a static schedule without chunk size
8563 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
8565 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
8568 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
8570 2012-02-13 Richard Guenther <rguenther@suse.de>
8572 PR translation/52211
8573 * passes.c (enable_disable_pass): Fix typo.
8575 2012-02-13 Jakub Jelinek <jakub@redhat.com>
8578 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
8579 XOR for reduce_bit_field if type is unsigned.
8581 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
8583 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
8584 disallow changes from SFmode to mode with different size in FP regs.
8586 2012-02-12 Robert Millan <rmh@gnu.org>
8587 Gerald Pfeifer <gerald@pfeifer.com>
8589 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
8592 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
8594 PR rtl-optimization/52175
8595 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
8596 to frame-related instructions.
8598 2012-02-10 Jason Merrill <jason@redhat.com>
8601 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
8602 (demangle_new_symbols): Fill it.
8603 (scan_linker_output): Walk it.
8604 (start_tweaking): Split out from scan_linker_output.
8605 (maybe_tweak): Update sym->chosen.
8606 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
8608 2012-02-11 Jakub Jelinek <jakub@redhat.com>
8611 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
8613 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
8615 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
8616 having the same mode as previous compare.
8618 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
8620 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
8621 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
8622 (nonlocal_goto_internal): Likewise.
8623 (nonlocal_goto): Emit a use and an indirect jump directly.
8625 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
8628 * doc/extend.texi : Update comments for __atomic_compare_exchange and
8629 __atomic_{is,always}_lock_free.
8631 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
8634 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
8635 negative constant address for TARGET_X32.
8637 2012-02-10 Richard Henderson <rth@redhat.com>
8639 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
8640 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
8641 for GIMPLE_TRANSACTION. Tidy if's into a switch.
8643 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8644 Ira Rosen <irar@il.ibm.com>
8646 PR tree-optimization/50031
8647 * targhooks.c (default_builtin_vectorization_cost): Handle
8649 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
8650 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
8651 all types of reduction and pattern statements.
8652 (vect_estimate_min_profitable_iters): Likewise.
8653 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
8654 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
8655 for explicit realigns.
8656 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
8657 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
8659 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
8660 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
8661 vec_perm for VSX and handle vec_promote_demote.
8663 2012-02-10 Jakub Jelinek <jakub@redhat.com>
8666 * builtins.c (fold_builtin_atomic_always_lock_free,
8667 expand_builtin_atomic_always_lock_free,
8668 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
8669 Return and/or test boolean_true_node/boolean_false_node instead of
8670 integer_one_node/integer_zero_node.
8672 2012-02-10 Jan Hubicka <jh@suse.cz>
8675 * predict.c (predict_paths_for_bb): Prevent looping.
8676 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
8678 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
8680 * config/arm/arm.c (output_move_double): In one case properly
8681 count number of instructions that will be emitted.
8683 2012-02-10 Richard Guenther <rguenther@suse.de>
8685 PR translation/52193
8686 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
8688 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
8691 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
8693 2012-02-09 Jakub Jelinek <jakub@redhat.com>
8696 * var-tracking.c (emit_note_insn_var_location): If
8697 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
8698 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
8699 non-NOTE_DURING_CALL_P insn.
8701 2012-02-09 Bin Cheng <bin.cheng@arm.com>
8704 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
8706 2012-02-08 Magnus Granberg <zorry@gentoo.org>
8709 * gcc.c (switch_matches) Support switches with separated form,
8712 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
8714 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
8716 (RAMPZ_ADDR): Ditto.
8717 * config/avr/avr.c (avr_addr_t): New typedef.
8718 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
8719 (avr_init_expanders): Initialize it.
8720 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
8722 (expand_epilogue): Ditto.
8723 (avr_print_operand): Ditto.
8724 (avr_file_start): Ditto.
8725 (avr_emit_movmemhi): Ditto.
8727 2012-02-08 Richard Guenther <rguenther@suse.de>
8729 PR tree-optimization/46886
8730 * tree-flow.h (do_while_loop_p): Declare.
8731 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
8732 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
8734 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
8736 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
8737 always succeed for integers larger than a native word.
8739 2012-02-08 Richard Guenther <rguenther@suse.de>
8741 PR rtl-optimization/52170
8742 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
8743 properly handle integer vector modes.
8745 2012-02-08 Jakub Jelinek <jakub@redhat.com>
8747 PR gcov-profile/52150
8748 * coverage.c: Include target.h.
8749 (build_var): Call targetm.strip_name_encoding on the assembler name.
8750 Change one _ into . or $ if the target allows it.
8751 * Makefile.in (coverage.o): Depend on $(TARGET_H).
8753 PR rtl-optimization/52139
8754 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
8755 is a BARRIER after emit_insn_after_noloc, move BB_END
8756 to the last non-BARRIER insn before it.
8758 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
8761 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
8762 (mips_gimplify_va_arg_expr): Call it instead of
8763 std_gimplify_va_arg_expr.
8765 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
8767 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
8768 message for -mno-pointers-to-nested-function.
8770 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
8773 * expr.c (get_inner_reference): If there is an offset, add a negative
8774 bit position to it (if any).
8776 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8778 PR rtl-optimization/52060
8779 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
8780 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
8781 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
8782 and/or i0src_copy2 when needed.
8784 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8786 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
8787 or LTOPLUGINSONAME if have_c.
8789 * config/freebsd-spec.h: Add comment about what macros can be defined
8791 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
8792 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
8795 2012-02-07 Richard Guenther <rguenther@suse.de>
8797 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
8798 newline in -alias dumps.
8800 2012-02-07 Kai Tietz <ktietz@redhat.com>
8801 Dave Korn <dave.korn.cygwin@gmail.com>
8804 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
8805 Take care that typinfo gets dllexport-attribute.
8807 2012-02-07 Jakub Jelinek <jakub@redhat.com>
8810 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
8811 if modifier < EXPAND_SUM call force_operand on the result.
8813 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
8815 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
8816 adding __forwarder_dst__ prefix if a forwarder_section attribute is
8818 (epiphany_function_type): Replace types for specific interrupts with
8819 EPIPHANY_FUNCTION_INTERRUPT.
8820 (EPIPHANY_INTERRUPT_P): Update.
8821 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
8822 New static function.
8823 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
8824 <disinterrupt>: Affects type identity.
8825 (epiphany_handle_interrupt_attribute): Handle variable number of
8827 (epiphany_compute_function_type): Update for new
8828 epiphany_function_type definition.
8829 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
8830 handlers with a longcall forwarder.
8831 (epiphany_start_function): Handle multiple interrupt arguments and/or
8832 forwarder_section attribute.
8834 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
8837 2012-02-07 Alan Modra <amodra@gmail.com>
8840 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
8843 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8845 PR tree-optimization/50969
8846 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
8847 use vec_perm rather than vector_stmt.
8848 (vect_model_load_cost): Likewise.
8849 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
8850 vec_perm to be the same as other vector statements.
8851 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
8852 cost of vec_perm for TARGET_VSX.
8854 2012-02-06 Richard Guenther <rguenther@suse.de>
8856 PR tree-optimization/52115
8857 * tree-sra.c (access_has_replacements_p): New function.
8858 (sra_modify_assign): Use it to decide whether a use is uninitialized.
8860 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
8863 * trans-mem.c (expand_call_tm): Add an assertion.
8864 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
8867 2012-02-06 Richard Guenther <rguenther@suse.de>
8869 PR tree-optimization/50955
8870 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
8871 raise cost of expressions that replace an address with an
8872 expression based on a different pointer.
8874 2012-02-06 Jakub Jelinek <jakub@redhat.com>
8877 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
8878 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
8880 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
8883 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
8884 -Weffc++ and specify guidelines come from second edition.
8886 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8888 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
8889 (sibcall_value_multiple_internal, call_split, call_internal_direct)
8890 (call_direct_split, call_value_split, call_value_internal_direct)
8891 (call_value_direct_split, call_value_multiple_split): Use jal and
8892 jal_macro attributes.
8894 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
8896 * reload1.c (reload_regs_reach_end_p): Replace with...
8897 (reload_reg_rtx_reaches_end_p): ...this function.
8898 (new_spill_reg_store): Update commentary.
8899 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
8900 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
8901 before setting new_spill_reg_store.
8902 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
8903 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
8904 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
8905 for non-spill reload registers.
8907 2012-02-05 Ira Rosen <irar@il.ibm.com>
8909 PR tree-optimization/52091
8910 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
8911 (vect_is_simple_use_1): Likewise.
8912 * tree-vect-loop.c (vectorizable_reduction): Update calls
8913 to vect_is_simple_use_1 and vect_is_simple_use.
8914 (vectorizable_live_operation): Likewise.
8915 * tree-vect-patterns.c (widened_name_p,
8916 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
8917 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
8918 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
8919 vectorizable_shift,vectorizable_operation, vectorizable_store,
8920 vectorizable_load): Likewise.
8921 (vect_is_simple_cond): Add an argument, pass it to
8922 vect_is_simple_use_1.
8923 (vectorizable_condition): Update calls to vect_is_simple_cond,
8925 (vect_is_simple_use): Add an argument, the statement in which
8926 OPERAND is used. Check that if OPERAND's def stmt is a double
8927 reduction phi node, the use is a phi node too.
8928 (vect_is_simple_use_1): Add an argument, pass it to
8930 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
8931 to vect_is_simple_use.
8933 2012-02-04 Jakub Jelinek <jakub@redhat.com>
8935 PR rtl-optimization/52095
8936 * modulo-sched.c (dump_insn_locator): New function.
8937 (loop_canon_p, sms_schedule): Use it.
8939 PR rtl-optimization/52113
8940 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
8941 even for decomposable shift/zext insns.
8943 2012-02-03 Jakub Jelinek <jakub@redhat.com>
8944 Zdenek Dvorak <ook@ucw.cz>
8946 PR rtl-optimization/52092
8947 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
8948 on get_iv_value result.
8950 2012-02-02 Andrew Pinski <apinski@cavium.com>
8954 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
8956 2012-02-02 Jakub Jelinek <jakub@redhat.com>
8959 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
8961 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
8963 PR rtl-optimization/49800
8964 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
8965 (sched_finish): Call regstat_free_n_sets_and_refs.
8967 2012-02-02 Jia Liu <proljc@gmail.com>
8969 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
8972 2012-02-02 Jan Hubicka <jh@suse.cz>
8973 Tom de Vries <tom@codesourcery.com>
8976 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
8977 * varpool.c (varpool_analyze_pending_decls): Likewise.
8979 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
8980 Jayant R Sonar <jayant.sonar@kpitcummins.com>
8982 * config.gcc: Add cr16-* support.
8984 * doc/extend.texi: Document cr16 extensions.
8985 * doc/install.texi: Document cr16 install.
8986 * doc/invoke.texi: Document cr16 options.
8987 * doc/md.texi: Document cr16 constraints.
8989 * common/config/cr16/cr16-common.c: New file.
8990 * config/cr16/cr16.c: New file.
8991 * config/cr16/cr16.h: New file.
8992 * config/cr16/cr16.md: New file.
8993 * config/cr16/cr16.opt: New file.
8994 * config/cr16/cr16-protos.h: New file.
8995 * config/cr16/predicates.md: New file.
8996 * config/cr16/constraints.md: New file.
8997 * config/cr16/t-cr16: New file.
8999 2012-02-02 Jakub Jelinek <jakub@redhat.com>
9002 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
9003 that operands[2] is either immediate, or q_regs_operand.
9005 PR tree-optimization/52073
9006 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
9007 a pattern stmt for pattern uses, ignore uses outside of the loop.
9009 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
9011 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
9012 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
9013 (OUT_AS1, OUT_AS2): Remove.
9015 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
9017 PR rtl-optimization/51374
9018 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
9019 to cross other volatile_refs_p insns.
9021 2012-02-01 Richard Guenther <rguenther@suse.de>
9023 * doc/invoke.texi (fno-inline): Clarify documentation.
9024 (finline-small-functions): Likewise.
9025 (finline-functions): Likewise.
9026 * common.opt (finline): Adjust comment and documentation.
9027 (finline-small-functions): Clarify documentation.
9028 (finline-functions): Likewise.
9029 (finline-functions-called-once): Likewise.
9031 2012-02-01 Tristan Gingold <gingold@adacore.com>
9033 * c-typeck.c (composite_type): Keep mode for pointers.
9035 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
9037 * function.h (regno_reg_rtx): Adjust comment.
9038 * reginfo.c (init_reg_modes_target): Only use the previous mode
9039 if it fits within one register. Remove MIPS comment.
9041 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9044 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
9046 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9048 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
9049 to srak instruction.
9051 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
9053 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
9055 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9060 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
9062 2012-01-31 Richard Guenther <rguenther@suse.de>
9064 PR tree-optimization/51528
9065 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
9068 2012-01-31 Jakub Jelinek <jakub@redhat.com>
9073 * ree.c (add_removable_extension): Change def_map argument
9074 to unsigned *, store in def_map 1 + offset into *insn_list vector
9075 instead of pointers into the vector.
9076 (find_removable_extensions): Adjust caller.
9078 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
9080 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
9081 Transform all "* quoted-c-code" to { c-code }.
9082 Remove redundant test for "optimize" in combine patterns.
9083 Move (include "avr-dimode.md") to end of file.
9085 2012-01-30 Bin Cheng <bin.cheng@arm.com>
9088 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
9089 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
9091 2012-01-30 Richard Guenther <rguenther@suse.de>
9093 PR tree-optimization/52028
9094 * tree-loop-distribution.c (ldist_gen): Properly update
9097 2012-01-30 Jakub Jelinek <jakub@redhat.com>
9100 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
9101 set_cur_line_info_table if not emitting debug info.
9103 PR tree-optimization/52046
9104 * tree-vect-patterns.c (check_bool_pattern): Give up if
9105 a comparison could throw.
9108 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
9110 2012-01-30 Richard Guenther <rguenther@suse.de>
9112 PR tree-optimization/52045
9113 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
9114 SSA form if cfgcleanup did anything.
9116 2012-01-30 Richard Guenther <rguenther@suse.de>
9118 PR tree-optimization/52045
9119 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
9120 before computing final todo.
9122 2012-01-30 Richard Guenther <rguenther@suse.de>
9124 PR tree-optimization/51528
9125 * tree-sra.c (sra_modify_assign): Re-factor in preparation
9128 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
9130 * df-problems.c (df_kill_notes): Check that the use refers
9131 to the note under examination.
9133 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
9136 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
9137 parameter and use short-lived pseudos.
9138 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
9139 (sparc_expand_vector_init): Const-ify local variables and adjust
9140 calls to above functions.
9142 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
9144 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
9146 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
9148 * doc/invoke.texi: Make usage of "compile time" and
9149 "run time"/"runtime" consistent throughout the file.
9151 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
9153 * config/alpha/alpha.c (alpha_option_override): Default to
9154 full IEEE compliance mode for Go language.
9156 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
9158 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
9159 (LINK_SSP_SPEC): Define.
9161 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9164 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
9167 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
9169 * doc/invoke.texi: Correct hyphenation of "floating point",
9170 "double precision", and related terminology throughout the file.
9172 2012-01-28 Jakub Jelinek <jakub@redhat.com>
9175 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
9176 arm_general_register_operand predicate for operand 2 instead of
9179 2012-01-27 Ian Lance Taylor <iant@google.com>
9182 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
9183 * builtins.c (expand_builtin_init_trampoline): Add onstack
9184 parameter. Change caller.
9185 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
9186 * tree.c (build_common_builtin_nodes): Declare
9187 __builtin_init_heap_trampoline.
9189 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
9191 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
9192 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
9193 * config/avr/avr.c: Ditto.
9194 (avr_regnames): Remove because unused.
9195 * config/avr/avr.md (*cpse.ne): New peephole.
9196 (*cpse.eq): New peephole from former cpse peepholes.
9198 2012-01-27 Michael Eager <eager@eagercon.com>
9200 * config/microblaze.c (microblaze_emit_compare): Correct
9201 test after pcmp instruction.
9203 2012-01-27 Richard Guenther <rguenther@suse.de>
9205 PR tree-optimization/52020
9206 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
9208 2012-01-27 Richard Guenther <rguenther@suse.de>
9210 * ipa-pure-const.c (check_stmt): Clobbers do not make a
9211 function non-const/pure.
9213 2012-01-27 Richard Guenther <rguenther@suse.de>
9215 PR tree-optimization/50444
9216 * tree-sra.c (build_ref_for_offset): Properly adjust the
9217 MEM_REF type for unaligned accesses.
9219 2012-01-27 Richard Guenther <rguenther@suse.de>
9221 PR tree-optimization/50444
9222 * expr.c (mem_ref_refers_to_non_mem_p): New function.
9223 (expand_assignment): Use it. Properly handle misaligned
9224 bases when expanding stores to component references.
9225 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
9228 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
9231 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
9232 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
9233 * tree-data-ref.c (find_data_references_in_loop): Make static.
9234 (compute_all_dependences): Change return type to bool. Bail out
9235 for too many datarefs in a loop. Move the hunk resetting the data
9236 dependences vector from ...
9237 (compute_data_dependences_for_loop): ... here. Account for
9238 compute_all_dependences returning false.
9239 (compute_data_dependences_for_bb): Likewise.
9240 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
9241 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
9243 2012-01-27 Richard Guenther <rguenther@suse.de>
9246 * expr.c (store_field): Use the alias-set of the scratch memory
9249 2012-01-27 Tom de Vries <tom@codesourcery.com>
9251 PR tree-optimization/51990
9252 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9254 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
9256 2012-01-27 Jakub Jelinek <jakub@redhat.com>
9259 * var-tracking.c (reverse_op): Don't add any reverse operation
9260 if V already has any constant locations.
9262 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
9264 * doc/invoke.texi: Correct usage of "command line" (noun)
9265 vs "command-line" (adjective) throughout.
9267 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
9269 * doc/invoke.texi (Language Independent Options): Move
9270 -Wcoverage-mismatch blurb from here....
9271 (Warning Options): ...to here.
9273 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
9275 * config/rs6000/rs6000.c (rs6000_option_override_internal):
9276 Set rs6000_always_hint to false for 476.
9278 2012-01-27 Matthias Klose <doko@ubuntu.com>
9280 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
9282 * incpath.c (add_standard_paths): Likewise.
9284 2012-01-27 Richard Henderson <rth@redhat.com>
9286 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9287 * config/m68k/sync.md (atomic_test_and_set): Rename from
9288 sync_test_and_setqi and adjust the operands.
9289 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
9290 and unconditionally enable.
9292 2012-01-27 Richard Henderson <rth@redhat.com>
9294 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9295 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
9296 (ldstub): Rename from ldstubqi.
9297 (ldstub<I24MODE>): Remove.
9299 2012-01-27 Richard Henderson <rth@redhat.com>
9301 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
9302 * c-cppbuiltin.c (cpp_atomic_builtins): Define
9303 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
9304 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
9305 * doc/tm.texi: Rebuild.
9307 2012-01-27 Richard Henderson <rth@redhat.com>
9309 * optabs.c (gen_atomic_test_and_set): Remove default.
9310 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
9312 2012-01-26 Jakub Jelinek <jakub@redhat.com>
9314 PR rtl-optimization/51978
9315 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
9316 (combine_reaching_defs): Likewise.
9317 (struct re_info): Remove.
9318 (add_removable_extension): Remove x and data arguments,
9319 add insn, insn_list and def_map. Use the arguments directly
9320 instead of using struct re_info.
9321 (find_removable_extensions): Don't call add_removable_extension
9322 through note_stores, instead just call it with single_set
9324 (find_and_remove_re): Pass curr_cand->expr instead of
9325 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
9327 2012-01-26 Michael Matz <matz@suse.de>
9329 PR tree-optimization/46590
9330 * cfgexpand.c: Revert last change (r183305).
9331 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
9333 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
9334 checking for emptiness.
9336 2012-01-26 Jakub Jelinek <jakub@redhat.com>
9339 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
9340 non-addressable non-BLKmode base correctly.
9342 2012-01-26 Michael Matz <matz@suse.de>
9344 PR tree-optimization/48794
9345 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
9346 regions referenced from RESX/EH_DISPATCH.
9348 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9350 * config/s390/s390.h: Make BRANCH_COST an option.
9351 * config/s390/s390.opt: New option -mbranch-cost.
9353 2012-01-26 Richard Henderson <rth@redhat.com>
9355 Revert 2012-01-24 change:
9356 * trans-mem.c (requires_barrier): Do not instrument thread local
9357 variables and emit save/restore for them.
9359 2012-01-25 Jakub Jelinek <jakub@redhat.com>
9362 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
9365 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
9367 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
9370 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
9373 Rename __pgm to __flash.
9374 Rename __pgm1 to __flash1.
9375 Rename __pgm2 to __flash2.
9376 Rename __pgm3 to __flash3.
9377 Rename __pgm4 to __flash4.
9378 Rename __pgm5 to __flash5.
9379 Rename __pgmx to __memx.
9380 * doc/extend.texi (AVR Named Address Spaces)
9381 Rename address space names as indicated above.
9382 * config/avr/avr.c (avr_addrspace): Ditto.
9384 * config/avr/avr-protos.h
9385 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
9386 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
9387 * config/avr/predicates.md: Ditto.
9388 * config/avr/avr.c Ditto, and
9389 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
9390 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
9392 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
9393 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
9394 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
9395 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
9396 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
9397 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
9398 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
9399 * config/avr/avr.c: Ditto.
9400 * config/avr/avr.md: Ditto.
9402 2012-01-25 Jason Merrill <jason@redhat.com>
9405 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
9407 2012-01-25 Jakub Jelinek <jakub@redhat.com>
9409 PR tree-optimization/51987
9410 * tree-data-ref.c (get_references_in_stmt): Handle references in
9411 non-volatile GIMPLE_ASM.
9413 2012-01-25 Richard Guenther <rguenther@suse.de>
9415 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
9416 bases are dereferenced.
9418 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
9420 PR rtl-optimization/48374
9421 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
9423 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
9425 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
9426 compute_data_dependences_for_loop returns false.
9427 * tree-parloops.c (loop_parallel_p): Likewise.
9429 2012-01-25 Richard Guenther <rguenther@suse.de>
9431 * tree.h (get_pointer_alignment_1): Declare.
9432 * builtins.c (get_pointer_alignment_1): New function.
9433 (get_pointer_alignment): Use it.
9435 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9437 PR rtl-optimization/48308
9438 * combine.c (enum undo_kind): Add UNDO_LINKS.
9439 (struct undo): Add member l to other_contents and where.
9440 (do_SUBST_LINK): New.
9442 (try_combine): Handle LOG_LINKS for the dummy i1 case.
9443 (undo_all): Handle UNDO_LINKS.
9445 2012-01-25 Richard Henderson <rth@redhat.com>
9447 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
9450 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9452 * optabs.c (gen_atomic_test_and_set): Use each argument.
9454 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9456 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
9457 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
9458 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
9459 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
9460 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
9461 TARGET_PAIRED_SINGLE_FLOAT.
9463 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9465 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
9466 (in_struct, return_val): Remove MEM documentation.
9467 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
9468 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
9469 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
9471 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
9472 * cfgexpand.c (add_alias_set_conflicts): Likewise.
9473 * expr.c (store_field): Likewise.
9474 * function.c (assign_stack_temp_for_type): Likewise.
9475 * ifcvt.c (noce_try_cmove_arith): Likewise.
9476 * reload1.c (reload): Likewise.
9477 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
9478 (alpha_set_memflags): Likewise.
9479 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
9481 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
9483 * rtl.h (true_dependence, canon_true_dependence): Remove varies
9485 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
9486 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
9487 (true_dependence_1, true_dependence, canon_true_dependence): Remove
9489 * cselib.c (cselib_rtx_varies_p): Delete.
9490 (cselib_invalidate_mem): Update call to canon_true_dependence.
9491 * dse.c (record_store, check_mem_read_rtx): Likewise.
9492 (scan_reads_nospill): Likewise.
9493 * cse.c (check_dependence): Likewise.
9494 (cse_rtx_varies_p): Delete.
9495 * expr.c (safe_from_p): Update call to true_dependence.
9496 * ira.c (validate_equiv_mem_from_store): Likewise.
9497 (memref_referenced_p): Likewise.
9498 * postreload-gcse.c (find_mem_conflicts): Likewise.
9499 * sched-deps.c (sched_analyze_2): Likewise.
9500 * store-motion.c (load_kills_store): Likewise.
9501 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
9502 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9503 (compute_transp): Update call to canon_true_dependence.
9505 2012-01-25 Richard Henderson <rth@redhat.com>
9507 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
9508 (maybe_emit_atomic_test_and_set): New.
9509 (expand_sync_lock_test_and_set): Use it.
9510 (expand_atomic_test_and_set): Likewise.
9511 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
9512 the implementation; clarify implementation defined details.
9513 * doc/md.texi (atomic_test_and_set): Document.
9515 2012-01-25 Richard Henderson <rth@redhat.com>
9517 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
9519 2012-01-25 Richard Henderson <rth@redhat.com>
9522 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
9523 to effect no-op split.
9525 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
9528 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
9529 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
9530 (BT_FN_VOID_PTR_INT_SIZE): New.
9531 (BT_FN_UINT_UINT_VAR): Remove.
9532 (BT_FN_UINT32_UINT32_VAR): New.
9533 (BT_FN_DOUBLE_VPTR): Remove.
9534 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
9536 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
9537 (_ITM_changeTransactionMode): Same.
9538 (_ITM_memmoveRtWt): Change return type to void.
9539 (_ITM_memcpyRtWt): Same.
9540 (_ITM_memsetW): Same.
9541 (_ITM_RaRD): Change types to double.
9546 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
9548 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
9549 Patrick Marlier <patrick.marlier@gmail.com>
9551 * trans-mem.c (requires_barrier): Do not instrument thread local
9552 variables and emit save/restore for them.
9554 2012-01-24 Jason Merrill <jason@redhat.com>
9557 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
9558 output static aliases.
9560 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9563 * common.opt (-pie, -shared, pie, shared): Change from Common to
9565 * gcc.c (display_help): Display help for -pie and -shared.
9567 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
9570 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
9571 Remove note on size/offset limitation.
9572 (AVR Variable Attributes): Add example how to read data located
9573 with progmem. Refer to named address spaces.
9574 * doc/invoke.texi (AVR Options): Fix typo.
9576 2012-01-24 Richard Guenther <rguenther@suse.de>
9578 Forward-port to trunk
9579 2010-09-21 Jakub Jelinek <jakub@redhat.com>
9582 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
9583 op0 isn't sufficiently aligned and there is movmisalignM
9584 insn for mode, use it to load op0 into a temporary register.
9586 2012-01-24 Jakub Jelinek <jakub@redhat.com>
9589 * target.def (const_not_ok_for_debug_p): New hook.
9590 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
9592 * doc/tm.texi: Regenerated.
9593 * dwarf2out.c (const_ok_for_output_1): If
9594 targetm.const_not_ok_for_debug_p returns true, fail.
9595 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
9597 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
9599 2012-01-23 Kai Tietz <ktietz@redhat.com>
9602 * config/i386/predicates.md (symbolic_operand): Allow
9603 UNSPEC_PCREL as PIC expression for lea.
9604 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
9605 * config/i386/i386.c (ix86_delegitimize_address): Handle
9606 UNSPEC_PCREL for none-MEM, too.
9608 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9610 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
9611 (ipa_tm_create_version_alias): Same.
9613 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
9616 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
9617 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
9619 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
9620 Patrick Marlier <patrick.marlier@gmail.com>
9621 Iain Sandoe <developer@sandoe-acoustics.co.uk>
9624 * lto-wrapper.c (run_gcc): Pass the LTO section name to
9625 simple_object_start_read.
9627 2012-01-23 Richard Guenther <rguenther@suse.de>
9630 PR tree-optimization/51895
9631 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
9632 parameter decomposition into BLKmode components.
9634 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
9636 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
9637 fake variables for restrict-qualified pointers whose pointed-to type
9638 contains a placeholder.
9640 2012-01-23 Richard Guenther <rguenther@suse.de>
9642 PR tree-optimization/51949
9643 * ipa-split.c (execute_split_functions): Do not split malloc functions.
9645 2012-01-23 Jakub Jelinek <jakub@redhat.com>
9647 PR rtl-optimization/51933
9648 * ree.c (transform_ifelse): Return true right away if dstreg is
9649 already wider or equal to cand->mode.
9650 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
9651 (make_defs_and_copies_lists): Remove defs_list and copies_list
9652 arguments, add state argument, just truncate state->work_list
9653 instead of always allocating and freeing the vector. Assert that
9654 get_defs succeeds instead of returning 2. Changed return type to bool.
9655 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
9656 have ext_src_mode, see if it has been modified already with the
9657 right kind of extension and has been extended before from the
9658 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
9659 just return true. Remember the original mode in state->modified array.
9660 (combine_reaching_defs): Add state argument. Don't allocate and
9661 free here def_list, copied_list and vec vectors, instead just
9662 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
9663 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
9664 Add state variable, clear vectors in it, initialize state.modified
9665 if needed. Free all the vectors at the end and state.modified too.
9666 Don't skip a candidate if the extension expression has been modified.
9668 2012-01-22 Douglas B Rupp <rupp@gnat.com>
9671 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
9672 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
9673 (extra_options) interix.opt -> i386/interix.opt"
9674 (extra_objs):Add winnt-stubs.o
9675 * configure.ac: Add interix to target_os .comm on PE check.
9676 * configure: Regenerate.
9677 * config/interix3.h: Delete and move bits to..
9678 * config/interix.h: Delete and move bits to..
9679 * config/i386/i386-interix3.h: Delete and move bits to..
9680 * config/i386/i386-interix.h: ..here.
9681 (TARGET_CPU_DEFAULT): Remove redefinition.
9682 (TARGET_ASM_CONSTRUCTOR): Undefine.
9683 (SUBTARGET_SWITCHES): Define for ms-bitfields.
9684 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
9685 (PTRDIFF_TYPE): Define.
9686 (LONG_DOUBLE_TYPE_SIZE): Define.
9687 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
9688 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
9689 (TARGET_SECTION_TYPE_FLAGS): Define.
9690 (ASM_DECLARE_FUNCTION_NAME): Define.
9691 (ASM_OUTPUT_EXTERNAL): Define.
9692 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9693 (ASM_OUTPUT_ALIGNED_BSS): Define.
9694 (PCC_BITFIELD_TYPE_MATTERS): Define.
9695 (USE_CONST_SECTION): Define.
9696 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
9697 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
9698 (SUPPORTS_ONE_ONLY): Remove.
9699 (I386_PE_STRIP_ENCODING): Define.
9700 * config/interix.opt: Delete and move bits to..
9701 * config/i386/interix.opt: ..here. New.
9702 (mpe-aligned-commons): Add.
9703 * config/i386/t-interix: Add copyright header.
9704 (winnt-stubs.o): Add rule.
9706 2012-01-22 Jason Merrill <jason@redhat.com>
9709 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
9710 for extra name aliases.
9712 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
9714 PR rtl-optimization/51924
9715 * ree.c (combine_set_extension): Improve debugging message.
9716 (combine_reaching_defs): Likewise.
9717 (get_defs): Rename confusingly named variable.
9718 (find_and_remove_re): Skip a candidate if the extension expression has
9721 2012-01-21 Robert Millan <rmh@gnu.org>
9722 Gerald Pfeifer <gerald@pfeifer.com>
9724 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
9725 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
9727 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9729 PR tree-optimization/51914
9730 * tree-vect-stmts.c (vectorizable_conversion): For
9731 cvt_type && modifier == WIDEN, put temporary with cvt_type
9732 at the beginning of vec_dsts and set vec_dest to temporary
9735 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
9737 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
9739 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
9741 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
9742 * config/rs6000/rs6000.c: Likewise.
9744 2012-01-20 Jakub Jelinek <jakub@redhat.com>
9747 * config/arm/arm.c (arm_count_output_move_double_insns): Call
9748 output_move_double on a copy of operands array.
9750 2012-01-20 Cary Coutant <ccoutant@google.com>
9751 Dodji Seketeli <dodji@redhat.com>
9754 * dwarf2out.c (copy_declaration_context): Return ref to parent
9755 of declaration DIE, if necessary.
9756 (remove_child_or_replace_with_skeleton): Add new parameter; update
9757 caller. Place skeleton DIE under parent DIE of original declaration.
9758 Move call to copy_declaration_context to here ...
9759 (break_out_comdat_types): ... from here.
9761 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9763 PR rtl-optimization/51856
9764 * reload.c (find_reloads_subreg_address): Set the address_reloaded
9767 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9770 * config/arm/arm.c (arm_print_operand): Correct output of alignment
9771 hints for neon loads and stores.
9773 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
9777 * doc/extend.texi (Named Address Spaces): Split into subsections.
9778 (AVR Named Address Spaces): New subsection.
9779 (M32C Named Address Spaces): New subsection.
9780 (RL78 Named Address Spaces): New subsection.
9781 (SPU Named Address Spaces): New subsection.
9782 (Variable Attributes): New anchor "AVR Variable Attributes".
9783 (AVR Variable Attributes): Rewrite and avoid wording
9784 "address space" in this context.
9785 * doc/invoke.texi (AVR Options): Rewrite and add documentation
9786 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
9787 (AVR Built-in Macros): New subsubsection therein.
9788 * doc/md.texi (AVR constraints): Remove "C04", "R".
9790 2012-01-20 Richard Guenther <rguenther@suse.de>
9792 PR tree-optimization/51903
9793 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
9794 when removing stmts.
9796 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
9799 * config/arm/arm.c (arm_load_pic_register): Use
9800 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
9801 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
9802 (arm_pic_static_addr): Likewise.
9803 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
9804 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
9805 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
9806 (pic_load_addr_unified): New.
9808 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
9811 * function.c (instantiate_virtual_regs_in_insn): Use
9812 delete_insn_and_edges when removing a wrong asm insn.
9814 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
9816 PR rtl-optimization/40761
9817 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
9818 Add new member loop_num.
9819 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
9820 (ira_build): Remove the parameter.
9822 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
9823 (ira.c): Do not build CFG loops for one region allocation. Remove
9824 argument from ira_build call.
9826 * ira-build.c (init_loop_tree_node): New function.
9827 (create_loop_tree_nodes): Use it. Separate the case when CFG
9828 loops are not built.
9829 (more_one_region_p): Check current_loops.
9830 (finish_loop_tree_nodes): Separate the case when CFG loops are not
9832 (add_loop_to_tree): Process loop equal to NULL too.
9833 (form_loop_tree): Separate the case when CFG loops are not built.
9834 Use explicitly number for the root.
9835 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
9837 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
9838 instead of loop->num.
9839 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
9840 (mark_all_loops_for_removal): Ditto.
9841 (remove_unnecessary_regions): Separate the case when CFG loops
9843 (ira_build): Remove the parameter. Use explicit number of regions
9844 when CFG loops are not built.
9846 * ira-color.c (print_loop_title): Separate the case for the root node.
9847 Use loop_num instead of loop->num.
9848 (move_spill_restore): Use loop_num instead of loop->num.
9850 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
9851 (change_loop): Ditto.
9852 (change_loop): Use loop_num instead of loop->num.
9854 * ira-lives.c (process_bb_node_lives): Ditto.
9856 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
9858 * ira-conflicts.c (print_allocno_conflicts): Ditto.
9860 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9863 * tree-mudflap.c (mf_artificial): New function.
9864 (execute_mudflap_function_ops, execute_mudflap_function_decls,
9865 mx_register_decls, mudflap_enqueue_decl): Use it.
9868 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
9869 numbers in the insn pattern.
9871 2012-01-19 Michael Matz <matz@suse.de>
9873 PR tree-optimization/46590
9874 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
9875 use it in remembering which conflicts we already created.
9876 (add_scope_conflicts): Adjust call to above, (de)allocate helper
9879 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
9882 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
9883 (merge_and_complain): Same.
9885 2012-01-19 Jakub Jelinek <jakub@redhat.com>
9888 * config/initfini-array.h: Guard content of the header
9889 with #ifdef HAVE_INITFINI_ARRAY.
9890 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
9891 Add initfini-array.h to tm_file here.
9892 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
9893 * config.gcc: Don't add initfini-array.h to tm_file here.
9894 * configure: Regenerated.
9896 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
9898 PR rtl-optimization/51505
9899 * df-problems.c (df_kill_notes): New parameter live. Update comment.
9900 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
9901 (df_note_bb_compute): Update the call to df_kill_notes.
9903 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
9905 * trans-mem.c (requires_barrier): Remove call to is_global_var.
9907 2012-01-18 Richard Guenther <rguenther@suse.de>
9909 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
9910 of conversions to void *.
9912 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9913 Richard Sandiford <rdsandiford@googlemail.com>
9917 * optabs.h (simplify_expand_binop): Declare.
9918 * optabs.c (simplify_expand_binop): Make global.
9919 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
9920 endian targets if the source cannot be exactly covered by word
9923 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9926 * hard-reg-set.h (struct hard_reg_set_container): New type.
9927 * target.h (struct hard_reg_set_container): Forward declare.
9928 * target.def (set_up_by_prologue): New target hook.
9929 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
9930 * doc/tm.texi: Regenerated.
9931 * function.c (thread_prologue_and_epilogue_insns): Change
9932 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
9933 Call targetm.set_up_by_prologue on it.
9934 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
9935 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
9937 2012-01-17 Nick Clifton <nickc@redhat.com>
9939 * config/rx/rx.c (rx_can_use_simple_return): New function.
9940 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
9941 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
9943 2012-01-17 Richard Guenther <rguenther@suse.de>
9946 * expr.c (expand_assignment): Take address-space information
9947 from the address operand of MEM_REF and TARGET_MEM_REF.
9948 (expand_expr_real_1): Likewise.
9950 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9952 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
9953 reload dump is requested.
9955 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
9958 * trans-mem.c (requires_barrier): Call may_be_aliased.
9960 2012-01-17 Jakub Jelinek <jakub@redhat.com>
9962 PR tree-optimization/51877
9963 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
9964 call arguments and fndecls compare equal, instead return false if they
9965 don't. Return true only if lhs1 and lhs2 are either both NULL, or
9966 both SSA_NAMEs that are valueized the same, or they satisfy
9969 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9971 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
9973 * configure: Regenerate.
9975 2012-01-16 Jan Hubicka <jh@suse.cz>
9979 * convert.c (convert_to_integer): Use fold_convert for
9980 converting an INTEGER_CST to integer type.
9982 2012-01-16 Jason Merrill <jason@redhat.com>
9985 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
9987 2012-01-16 Jakub Jelinek <jakub@redhat.com>
9990 * config/s390/s390.c (s390_chunkify_start): Don't skip
9991 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
9992 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
9993 If insn is followed by NOTE_INSN_VAR_LOCATION or
9994 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
9995 Don't use location of note insns.
9997 PR tree-optimization/51865
9998 * tree-inline.c (tree_function_versioning): Call remap_decl
9999 on DECL_RESULT whenever it has VOID_TYPE_P type.
10001 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
10003 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
10004 for calls to locally-binding MIPS16 functions if only the return
10005 type uses float regs.
10007 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
10008 Richard Sandiford <rdsandiford@googlemail.com>
10010 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
10011 (SYMBOL_32_HIGH): Likewise.
10012 (mips_output_tls_reloc_directive): Declare.
10013 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
10014 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
10015 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
10016 (mips_lo_relocs, mips_hi_relocs): Make extern.
10017 (mips16_stub_function): Move up file.
10018 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
10019 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
10020 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
10021 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
10022 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
10023 (mips_get_tp): Add MIPS16 support.
10024 (mips_legitimize_tls_address): Remove MIPS16 sorry().
10025 Generalize DTPREL and TPREL handling.
10026 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
10027 Add MIPS16 TLS support.
10028 (mips_output_tls_reloc_directive): New function.
10029 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
10030 * config/mips/predicates.md (symbolic_operand_with_high)
10031 (tls_reloc_operand): New predicates.
10032 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
10033 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
10034 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
10035 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
10036 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
10037 (*tls_get_tp_mips16_call_<mode>): Likewise.
10039 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
10041 PR rtl-optimization/51821
10042 * recog.c (peep2_find_free_register): Determine clobbered registers
10045 2012-01-14 Denis Chertykov <chertykov@gmail.com>
10048 * config/avr/avr-protos.h: Revert change of 2012-01-09.
10049 * config/avr/avr.c: Likewise.
10050 * config/avr/avr.h: Likewise.
10052 2012-01-13 Ian Lance Taylor <iant@google.com>
10055 * tree.h (TYPE_QUALS): Add cast to int.
10056 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
10058 2012-01-13 Ian Lance Taylor <iant@google.com>
10060 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
10061 comparing param_index to VEC_length result.
10063 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
10065 * c-decl.c: Do not include tree-mudflap.h
10066 * tree-optimize.c: Likewise.
10067 * Makefile.in: Update dependencies.
10069 2012-01-13 Richard Guenther <rguenther@suse.de>
10072 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
10073 variable-sized result always use RSO.
10075 2012-01-12 DJ Delorie <dj@redhat.com>
10077 * cfgexpand.c (convert_debug_memory_address): Allow any valid
10078 pointer type, not just the default pointer type.
10080 2012-01-09 Richard Henderson <rth@redhat.com>
10081 Denis Chertykov <chertykov@gmail.com>
10084 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
10085 * config/avr/avr.c (avr_can_eliminate): Simplify.
10086 (avr_initial_elimination_offset): Likewise.
10087 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
10088 (expand_epilogue): Likewise.
10089 (avr_legitimize_address): Gut.
10090 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
10091 (avr_hard_regno_nregs): New.
10092 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
10093 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
10094 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
10095 add soft frame pointer.
10096 (CALL_USED_REGISTERS): Likewise.
10097 (REG_CLASS_CONTENTS): Likewise.
10098 (REGISTER_NAMES): Likewise.
10099 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
10100 (HARD_FRAME_POINTER_REGNUM): New.
10101 (FRAME_POINTER_REGNUM): Use soft frame pointer.
10102 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
10103 remove the HARD_FRAME_POINTER self-elimination.
10105 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
10108 * config/avr/avr.c (avr_encode_section_info): Test for absence of
10109 DECL_EXTERNAL when checking for initializers of progmem variables.
10111 2012-01-12 Ira Rosen <irar@il.ibm.com>
10113 PR tree-optimization/51799
10114 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
10115 that the last operation is a type demotion.
10117 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
10119 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
10120 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
10122 2012-01-11 Jakub Jelinek <jakub@redhat.com>
10125 * combine.c (distribute_notes): If i3 is a noreturn call,
10126 allow old_size to be equal to args_size and make sure the
10127 noreturn call gets REG_ARGS_SIZE note.
10128 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
10129 on noreturn calls even when the delta is 0.
10131 2012-01-11 Nathan Sidwell <nathan@acm.org>
10133 * gcov.c (STRING_SIZE): Remove.
10134 (generate_results): Erase annotations for source files with no
10135 coverage information.
10137 (output_lines): Use it.
10139 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
10141 * gimple.h (gimplify_body): Remove first argument.
10142 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
10143 pointer set here, instead just pass DATA to walk_tree.
10144 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
10145 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
10146 (unvisit_body): Likewise, but with unmark_visited.
10147 (gimplify_body): Remove BODY_P argument and adjust.
10148 (gimplify_function_tree): Adjust call to gimplify_body.
10149 * omp-low.c (finalize_task_copyfn): Likewise.
10151 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
10153 * tree.h (build_function_decl_skip_args): Add boolean parameter.
10154 (build_function_type_skip_args): Delete.
10155 * tree.c (build_function_type_skip_args): Make static and add
10156 SKIP_RETURN parameter. Fix thinko in the handling of variants.
10157 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
10158 pass it to build_function_type_skip_args.
10159 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
10160 (tree_function_versioning): Likewise.
10161 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
10162 build_function_decl_skip_args.
10163 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
10164 and pass it to build_function_decl_skip_args/tree_function_versioning.
10165 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
10166 * ipa-inline-transform.c (save_inline_function_body): Likewise.
10167 * trans-mem.c (ipa_tm_create_version): Likewise.
10168 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
10169 * tree-inline.c (declare_return_variable): Remove always-true test.
10170 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
10171 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
10172 * ipa-split.c (split_function): Skip the return value for the split
10173 part if it doesn't return.
10175 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10177 PR tree-optimization/49642
10178 * ipa-split.c (forbidden_dominators): New variable.
10179 (check_forbidden_calls): New function.
10180 (dominated_by_forbidden): Likewise.
10181 (consider_split): Check for forbidden dominators.
10182 (execute_split_functions): Initialize and free forbidden
10183 dominators info; call check_forbidden_calls.
10185 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10187 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
10189 2012-01-11 Nick Clifton <nickc@redhat.com>
10191 * config/rx/rx.md (return): Define pattern.
10193 2012-01-11 Richard Guenther <rguenther@suse.de>
10195 * doc/extend.texi (malloc attribute): Adjust according to
10198 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
10199 Patrick Marlier <patrick.marlier@gmail.com>
10201 PR middle-end/51516
10202 * trans-mem.c (get_cg_data): Traverse aliases if requested.
10203 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
10204 (ipa_tm_note_irrevocable): Same.
10205 (ipa_tm_scan_irr_block): Same.
10206 (ipa_tm_decrement_clone_counts): Same.
10207 (ipa_tm_scan_irr_function): Same.
10208 (ipa_tm_create_version_alias): Same.
10209 (ipa_tm_create_version): Same.
10210 (ipa_tm_transform_calls_redirect): Same.
10211 (ipa_tm_transform_calls): Same.
10212 (ipa_tm_transform_transaction): Same.
10213 (ipa_tm_execute): Same.
10215 2012-01-10 Richard Guenther <rguenther@suse.de>
10217 PR middle-end/51806
10218 * opts.c (common_handle_option): Handle -Werror.
10220 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
10222 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
10225 2012-01-10 Jason Merrill <jason@redhat.com>
10227 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
10230 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10232 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
10233 supports R_386_TLS_GD_PLT reloc.
10234 (gcc_cv_as_ix86_tlsldmplt): Check if linker
10235 supports R_386_TLS_LDM_PLT reloc.
10236 * configure: Regenerate.
10237 * config.in: Regenerate.
10239 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
10242 Extend __pgmx semantics to linearize memory.
10243 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
10244 determine if code comes inline or from libgcc.
10245 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
10246 (movmem_qi, movmem_qi): Set constraint #2 to "n".
10247 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
10248 (movmemx_qi, movmemx_hi): New insns.
10249 (xload_<mode>_libgcc): Rewrite to new insn condition.
10250 (xload_<mode>): Remove insns.
10251 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
10252 cases that don't satisfy avr_xload_libgcc_p().
10253 (avr_addr_space_convert): Allow converting in any direction.
10254 (avr_addr_space_subset_p): Return always true.
10255 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
10256 (avr_emit_movmemhi): Ditto.
10257 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
10258 (avr_out_movmem): Ditto.
10259 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
10260 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
10261 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
10262 (avr_encode_section_info): Encode 'progmem' in symbol flags.
10263 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
10265 2012-01-10 Richard Guenther <rguenther@suse.de>
10267 PR tree-optimization/50913
10268 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
10269 Require data-refs to be representable by Graphite with respect
10272 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
10274 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
10275 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
10277 2012-01-10 Tom de Vries <tom@codesourcery.com>
10279 PR rtl-optimization/51271
10280 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
10281 handling annulled branch.
10283 2012-01-10 Richard Henderson <rth@redhat.com>
10285 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
10286 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
10287 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
10288 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
10289 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
10290 arm_expand_vec_perm_const): New.
10291 * config/arm/arm-protos.h: Update.
10292 * config/arm/neon.md (UNSPEC_VCONCAT): New.
10293 (*neon_vswp<VDQX>): New.
10294 (neon_vcombine<VDX>): Use neon_split_vcombine.
10295 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
10296 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
10297 (vec_perm<VE>): New.
10299 2012-01-10 Richard Henderson <rth@redhat.com>
10301 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
10302 use it if reload_completed.
10303 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
10304 arm_output_asm_insn, arm_process_output_memory_barrier,
10305 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
10306 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
10307 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
10308 arm_process_output_sync_insn, arm_output_sync_insn,
10309 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
10310 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
10311 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
10312 (emit_unlikely_jump): New.
10313 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
10314 (arm_split_atomic_op): New.
10315 * config/arm/arm-protos.h: Update.
10316 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
10317 (struct arm_sync_generator): Remove.
10318 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
10319 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
10320 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
10321 (VUNSPEC_LL, VUNSPEC_SC): New.
10322 (sync_result, sync_memory, sync_required_value, sync_new_value,
10323 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
10324 (attr length): Don't use arm_sync_loop_insns.
10325 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
10326 (movsfcc, movdfcc): Likewise.
10327 * config/arm/constraints.md (Ua): New.
10328 * config/arm/prediates.md (mem_noofs_operand): New.
10329 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
10330 (sync_clobber, sync_t2_reqd): Remove.
10331 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
10332 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
10333 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
10334 (arm_sync_compare_and_swap<SIDI>): Remove.
10335 (arm_sync_compare_and_swap<NARROW>): Remove.
10336 (arm_sync_lock_test_and_set<SIDI>): Remove.
10337 (arm_sync_lock_test_and_set<NARROW>): Remove.
10338 (arm_sync_new_<syncop><SIDI>): Remove.
10339 (arm_sync_new_<syncop><NARROW>): Remove.
10340 (arm_sync_new_nand<SIDI>): Remove.
10341 (arm_sync_new_nand<NARROW>): Remove.
10342 (arm_sync_old_<syncop><SIDI>): Remove.
10343 (arm_sync_old_<syncop><NARROW>): Remove.
10344 (arm_sync_old_nand<SIDI>): Remove.
10345 (arm_sync_old_nand<NARROW>): Remove.
10346 (*memory_barrier): Merge arm_output_memory_barrier.
10347 (atomic_compare_and_swap<QHSD>): New.
10348 (atomic_compare_and_swap<NARROW>_1): New.
10349 (atomic_compare_and_swap<SIDI>_1): New.
10350 (atomic_exchange<QHSD>): New.
10351 (cas_cmp_operand, cas_cmp_str): New.
10352 (atomic_op_operand, atomic_op_str): New.
10353 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
10354 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
10355 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
10356 (arm_load_exclusive<NARROW>): New.
10357 (arm_load_exclusivesi, arm_load_exclusivedi): New.
10358 (arm_store_exclusive<QHSD>): New.
10360 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10362 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
10363 reload patterns if -mvsx-scalar-memory.
10365 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
10366 generated, even -mno-vsx-scalar-double was used.
10367 (vsx_xscvdpsp_scalar): Likewise.
10368 (vsx_xscvspdp_scalar2): Likewise.
10370 2012-01-09 Tom de Vries <tom@codesourcery.com>
10371 Andrew Pinski <apinski@cavium.com>
10374 * reorg.c (fill_slots_from_thread): Don't speculate
10375 frame-related insns.
10377 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
10379 * sched-int.h (bb_note): Move to...
10380 * basic-block.h: ...here.
10381 * haifa-sched.c (bb_note): Move to...
10382 * cfgrtl.c: ...here.
10383 * function.c (next_block_for_reg): New function.
10384 (move_insn_for_shrink_wrap): Likewise.
10385 (prepare_shrink_wrap): Rewrite to use the above.
10387 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
10389 * gimple.c (is_gimple_non_addressable): Remove.
10390 * gimple.h: Remove is_gimple_non_addressable.
10391 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
10392 is_gimple_non_addressable.
10393 * trans-mem.c (expand_assign_tm): Same.
10395 2012-01-09 Richard Guenther <rguenther@suse.de>
10397 PR tree-optimization/51775
10398 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
10399 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
10401 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
10403 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
10405 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
10407 2012-01-09 Richard Guenther <rguenther@suse.de>
10409 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
10411 2012-01-08 Jan Hubicka <jh@suse.cz>
10413 PR tree-optimize/51680
10414 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
10415 on when known_vals needs to be computed; cleanup.
10417 2012-01-08 Jan Hubicka <jh@suse.cz>
10419 PR tree-optimize/51694
10420 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
10422 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
10424 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
10425 for -std=c++98 and -std=c++11 too.
10427 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
10429 * cfgloop.c (cancel_loop): Add free() of bbs array.
10431 2012-01-07 Jan Hubicka <jh@suse.cz>
10433 PR tree-optimization/51600
10434 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
10435 that benefits small functions.
10437 2012-01-07 Jan Hubicka <jh@suse.cz>
10439 * ipa-inline.c (want_inline_small_function_p): Fix formating.
10441 2012-01-07 Jan Hubicka <jh@suse.cz>
10443 PR tree-optimization/51680
10444 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
10445 whose inlining reduce unit size.
10447 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
10450 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
10451 Add canonical node to containing_mem chain after the non-canonical
10452 one, even if there weren't any locs to propagate.
10453 (remove_useless_values): Keep only canonical values.
10454 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
10455 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
10456 canonicalize mem_chain elements that are not discarded.
10458 2012-01-06 Jakub Jelinek <jakub@redhat.com>
10461 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
10462 before emitting functions.
10464 PR gcov-profile/50127
10465 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
10466 clear_aux_for_blocks.
10468 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
10471 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
10473 2012-01-06 Arnaud Charlet <charlet@adacore.com>
10475 * c-decl.c (ext_block): Moved up.
10476 (collect_all_refs, for_each_global_decl): Take ext_block into account.
10478 2012-01-06 Han Shen <shenhan@google.com>
10480 Translate built-in include paths for sysroot.
10481 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
10482 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
10484 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
10485 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
10487 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
10488 control whether sysroot should be prepended to gxx include dir.
10490 * configure: Regenerate.
10492 2012-01-06 Torvald Riegel <triegel@redhat.com>
10494 PR rtl-optimization/51771
10495 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
10496 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
10498 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
10500 PR tree-optimization/51315
10501 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
10502 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
10504 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
10507 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
10508 for shrp pattern. Correctly handle and fixup shift variable.
10509 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
10511 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10514 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
10515 note when !ACCUMULATE_OUTGOING_ARGS.
10517 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
10519 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
10521 (extract_range_from_unary_expr_1): Avoid useless computations.
10523 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10525 PR rtl-optimization/51767
10526 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
10527 of jump_block and add an extra edge for degenerated asm gotos.
10529 PR middle-end/51768
10530 * stmt.c (check_unique_operand_names): Don't ICE during error
10531 reporting if i is from labels chain.
10533 PR middle-end/44777
10534 * profile.c (branch_prob): Split bbs that have exit edge
10535 and need a fake entry edge too.
10537 2012-01-05 Jan Hubicka <jh@suse.cz>
10539 PR middle-end/49710
10540 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
10543 2012-01-05 Richard Guenther <rguenther@suse.de>
10546 * tree-streamer-out.c (write_ts_optimization): New function.
10547 (streamer_write_tree_body): Call it.
10548 * tree-streamer-in.c (lto_input_ts_optimization): New function.
10549 (streamer_read_tree_body): Call it.
10550 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
10552 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10554 PR middle-end/51761
10555 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
10556 * gimplify.c (gimplify_cleanup_point_expr): Save and set
10557 in_cleanup_point_expr before gimplify_stmt call and restore it
10559 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
10560 in_cleanup_point_expr is false.
10562 2012-01-05 Richard Guenther <rguenther@suse.de>
10564 PR middle-end/51764
10565 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
10567 * toplev.c (process_options): Reject combining mudflap and LTO.
10568 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
10570 2012-01-05 Richard Guenther <rguenther@suse.de>
10572 PR tree-optimization/51760
10573 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
10575 (bit_value_unop): Handle UNDEFINED operands.
10576 (bit_value_binop): Likewise.
10578 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
10580 * config/avr/avr.c (avr_replace_prefix): Remove.
10581 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
10582 (avr_asm_function_rodata_section): Ditto.
10583 (avr_asm_select_section): Ditto.
10585 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
10587 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
10590 2012-01-05 Jakub Jelinek <jakub@redhat.com>
10593 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
10594 calls that have any non-fake successor edges.
10597 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
10599 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
10601 PR tree-optimization/51624
10602 * tree-sra.c (build_ref_for_model): When replicating a chain of
10603 COMPONENT_REFs, stop as soon as the offset would become negative.
10605 2012-01-04 Jakub Jelinek <jakub@redhat.com>
10608 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
10609 in .debug_loc on the floor.
10611 2012-01-04 Andrew Pinski <apinski@cavium.com>
10613 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
10615 2012-01-04 Andrew Pinski <apinski@cavium.com>
10616 Adam Nemet <anemet@caviumnetworks.com>
10618 * config/mips/mips.md (size): Add SI and DI.
10619 (SIZE): New mode attribute.
10620 (U): New code attribute.
10621 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
10622 (mips_lbux_<mode>): Delete.
10623 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
10624 (mips_lhx): Use gen_mips_lhx_extsi.
10625 (mips_lhx_<mode>): Delete.
10626 (mips_lwx): Delete.
10627 (mips_l<size>x): New expand.
10628 (mips_lwx_<mode>): Delete.
10629 (mips_l<GPR:size>x_<P:mode>): New pattern.
10630 (*mips_lw<u>x_<P:mode>_ext): Likewise.
10631 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
10632 * config/mips/mips.c (mips_lx_address_p): New function.
10633 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
10634 (dsp64): New availability predicate.
10635 (mips_builtins): Add an entry for __builtin_mips_ldx.
10636 * config/mips/mips.h (ISA_HAS_LBX): New define.
10637 (ISA_HAS_LBUX): Likewise.
10638 (ISA_HAS_LHX): Likewise.
10639 (ISA_HAS_LHUX): Likewise.
10640 (ISA_HAS_LWX): Likewise.
10641 (ISA_HAS_LWUX): Likewise.
10642 (ISA_HAS_LDX): Likewise.
10643 * doc/extend.texi (__builtin_mips_ldx): Document.
10645 2012-01-04 Tristan Gingold <gingold@adacore.com>
10647 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
10648 when long pointers are used.
10649 * config.build (*-*-*vms*): Handle all OpenVMS targets.
10650 (alpha64-dec-*vms*, alpha*-dec-*vms*)
10651 (ia64-hp-*vms*): Remove.
10652 * config/vms/xm-vms64.h: Delete.
10654 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10656 PR middle-end/51472
10657 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
10659 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10661 * opts.c (finish_options): Remove duplicate sorry.
10663 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
10665 PR middle-end/51696
10666 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
10669 2012-01-04 Richard Guenther <rguenther@suse.de>
10671 PR middle-end/51750
10672 * tree.c (size_low_cst): New function.
10673 * tree.h (size_low_cst): Declare.
10674 * fold-const.c (fold_comparison): Use it to extract the low
10675 part of the POINTER_PLUS_EXPR offset.
10677 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
10679 Fix clearing ZERO_REG
10680 * config/avr/avr.md (cc): Add alternative "ldi".
10681 (movqi_insn): Use it in cc attribute.
10682 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
10683 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
10684 (output_reload_insisf): Use ZERO_REG to pre-clear register.
10686 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10688 * configure: Regenerate.
10690 2012-01-04 Richard Guenther <rguenther@suse.de>
10692 PR tree-optimization/49651
10693 * tree-ssa-structalias.c (type_can_have_subvars): New function.
10694 (var_can_have_subvars): Use it.
10695 (get_constraint_for_1): Only consider subfields if there can be any.
10697 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10700 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
10701 to its new canonical_cselib_val and the cselib_val was in
10702 first_containing_mem chain, but the canonical_cselib_val was not,
10703 add the latter into the chain.
10704 (cselib_invalidate_mem): Compare canonical_cselib_val of
10705 addr_list chain elt with v.
10708 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
10709 dwarf2out_undef): Allocate e.info using ggc_strdup instead
10711 (output_macinfo_op): Don't ggc_strdup fd->filename.
10712 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
10713 then ggc_strdup it. Don't free inc->info or cur->info.
10714 (output_macinfo): Don't free ref->info or file->info.
10716 2012-01-03 Ira Rosen <irar@il.ibm.com>
10718 PR tree-optimization/51269
10719 * tree-vect-loop-manip.c (set_prologue_iterations): Make
10720 first_niters a pointer.
10721 (slpeel_tree_peel_loop_to_edge): Likewise.
10722 (vect_do_peeling_for_loop_bound): Update call to
10723 slpeel_tree_peel_loop_to_edge.
10724 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
10725 here. Remove it from the parameters list.
10726 (vect_do_peeling_for_alignment): Update calls and compute
10727 wide_prolog_niters.
10729 2012-01-03 Richard Guenther <rguenther@suse.de>
10731 PR tree-optimization/51070
10732 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
10733 Properly handle calls.
10735 2012-01-03 Richard Guenther <rguenther@suse.de>
10737 PR tree-optimization/51692
10738 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
10739 the LHS of allocation stmts.
10741 2012-01-03 Olivier Hainque <hainque@adacore.com>
10743 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
10745 2012-01-03 Olivier Hainque <hainque@adacore.com>
10747 * collect2.c (main): In AIX specific computations for vector
10748 insertions, use CONST_CAST2 to cast from char ** to const char **.
10750 2012-01-03 Richard Guenther <rguenther@suse.de>
10753 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
10754 the context of a limbo DIE when it does not already exist.
10756 2012-01-03 Jakub Jelinek <jakub@redhat.com>
10758 PR tree-optimization/51719
10759 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
10760 but direct call is, clear direct call's lhs and don't add fallthrough
10761 edge from dcall_bb to join_bb and PHIs.
10763 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10765 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
10766 the instructions emitted by the pattern.
10767 ("*TDC_insn_<mode>"): Add comment.
10769 2012-01-03 Richard Guenther <rguenther@suse.de>
10771 PR middle-end/51730
10772 * fold-const.c (fold_comparison): Properly canonicalize
10773 tree offset and HOST_WIDE_INT bit position.
10775 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
10777 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
10778 operands for extzv pattern.
10780 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10783 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
10786 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
10788 * doc/invoke.texi (-flto and related options): Copy-edit.
10790 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10792 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
10794 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10796 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
10799 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10801 * expr.h (move_by_pieces_ninsns): Declare.
10802 * expr.c (move_by_pieces_ninsns): Make external.
10803 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
10804 (mips_store_by_pieces_p): Likewise.
10805 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
10806 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
10807 * config/mips/mips.c (mips_move_by_pieces_p): New function.
10808 (mips_store_by_pieces_p): Likewise.
10810 2012-01-02 Jakub Jelinek <jakub@redhat.com>
10812 * passes.c (register_one_dump_file): Free full_name.
10814 * reload1.c (reload): Don't allocate reg_max_ref_width here.
10815 (calculate_elim_costs_all_insns): Free offsets_at and
10816 offsets_known_at at the end and clear the pointers.
10818 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10820 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
10821 this option introduced in r180739.
10823 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10826 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
10827 (tmake_file target=avr): Add avr/t-multilib.
10829 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
10830 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
10831 * config/avr/genmultilib.awk: New file.
10832 * config/avr/t-multilib: New auto-generated file.
10833 * config/avr/multilib.h: New auto-generated file.
10834 * config/avr/t-avr (AVR_MCUS): New variable.
10835 (genopt.sh): Use it.
10836 (s-mlib): Depend on t-multilib.
10837 (t-multilib, multilib.h): New dependencies.
10838 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
10839 (MULTILIB_OPTIONS): Remove.
10840 (MULTILIB_MATCHES): Remove.
10841 (MULTILIB_DIRNAMES): Remove.
10842 (MULTILIB_EXCEPTIONS): Remove:
10843 * config/avr/genopt.sh: Don't use hard coded file name;
10844 pass AVR_MCUS from t-avr instead.
10846 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10848 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
10850 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
10852 Implement light-weight DImode support.
10853 * config/avr/avr-dimode.md: New file.
10854 * config/avr/avr.md: Include it.
10855 (adjust_len): Add plus64, compare64.
10856 (HIDI): Remove code iterator.
10857 (code_stdname): New code attribute.
10858 (rotx, rotsmode): Remove DI.
10859 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
10861 * config/avr/avr-protos.h (avr_have_dimode): New.
10862 (avr_out_plus64, avr_out_compare64): New.
10863 * config/avr/avr.c (avr_out_compare): Handle DImode.
10864 (avr_have_dimode): New variable definition and initialization.
10865 (avr_out_compare64, avr_out_plus64): New functions.
10866 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
10867 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
10868 (avr_compare_pattern): Skip DImode comparisons.
10870 2012-01-02 Revital Eres <revital.eres@linaro.org>
10872 * ddg.c (def_has_ccmode_p): New function.
10873 (add_cross_iteration_register_deps,
10874 create_ddg_dep_from_intra_loop_link): Call it.
10876 2012-01-02 Richard Guenther <rguenther@suse.de>
10879 * invoke.texi (fassociative-math): Remove spurious paranthesis.
10881 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10883 * gcc.c (process_command): Update copyright notice dates.
10884 * gcov.c (print_version): Likewise.
10885 * gcov-dump.c (print_version): Likewise.
10886 * mips-tfile.c (main): Likewise.
10887 * mips-tdump.c (main): Likewise.
10889 2012-01-01 Ira Rosen <irar@il.ibm.com>
10891 PR tree-optimization/51704
10892 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
10893 a use is inside the basic block or loop before accessing its vect info.
10895 2012-01-01 Jan Hubicka <jhjh@suse.cz>
10897 PR rtl-optimization/51069
10898 * cfgloopmanip.c (remove_path): Removing path making irreducible
10899 region unconditional makes BB part of the region.
10901 2012-01-01 Jakub Jelinek <jakub@redhat.com>
10903 PR tree-optimization/51683
10904 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
10905 calls with side-effects.
10906 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
10908 Copyright (C) 2012 Free Software Foundation, Inc.
10910 Copying and distribution of this file, with or without modification,
10911 are permitted in any medium without royalty provided the copyright
10912 notice and this notice are preserved.