1 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
4 QImode and HImode splitters. Use ix86_comparison_operator.
5 Explicitly match FLAGS_REG.
6 (DFmode cmove splitter): Explicitly match FLAGS_REG.
8 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
9 Steven Bosscher <steven@gcc.gnu.org>
10 Bernd Schmidt <bernds@codesourcery.com>
12 PR rtl-optimization/53908
13 * df-problems.c (can_move_insns_across): When doing
14 memory-reference book-keeping, handle call insns.
16 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
18 Backport from mainline
19 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
22 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
23 sibcall_insn_operand. Move it to a temporary register if not.
25 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
28 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
29 emit PIC sequence for fnaddr symbol reference in advance.
31 2012-07-09 Jason Merrill <jason@redhat.com>
34 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
35 (type_hash_eq): Likewise.
38 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
40 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
42 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
43 due to negative shift amount.
45 2012-07-06 Kai Tietz <ktietz@redhat.com>
47 Backport from mainline.
49 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
52 2012-07-06 Nick Clifton <nickc@redhat.com>
54 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
55 default_encode_section_info.
57 2012-07-06 Richard Guenther <rguenther@suse.de>
59 Backport from mainline
60 2012-03-30 Richard Guenther <rguenther@suse.de>
63 * double-int.c (rshift_double): Remove not needed cast.
65 2012-03-28 Richard Guenther <rguenther@suse.de>
68 * double-int.h (rshift_double): Remove.
69 * double-int.c (lshift_double): Use absu_hwi to make count
71 (rshift_double): Make static, take unsigned count argument,
72 remove handling of negative count argument.
73 (double_int_rshift): Dispatch to lshift_double.
75 2012-07-06 Richard Guenther <rguenther@suse.de>
77 Backport from mainline
78 2012-06-18 Richard Guenther <rguenther@suse.de>
80 PR tree-optimization/53693
81 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
82 Reject operands with more than one use.
84 2012-07-06 Richard Guenther <rguenther@suse.de>
86 Backport from mainline
87 2012-04-11 Richard Guenther <rguenther@suse.de>
90 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
91 consider loop nesting.
92 (evolution_function_is_univariate_p): Properly check the remainder
95 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
97 Backport from mainline
98 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
100 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
101 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
102 (adjacent_mem_locations): Move some code to and call...
103 (get_memref_parts): ...new function.
104 (mem_locations_overlap): New function.
105 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
106 (is_mem_ref): Rename to...
107 (find_mem_ref): ...this. Return MEM rtx.
108 (get_store_dest): Remove function.
109 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
110 new parameter and adjust calls.
111 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
112 mem refs overlap for true_store_to_load_dep_costly.
113 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
114 passed to adjacent_mem_locations.
115 (is_costly_group): Walk resolved dependency list.
116 (force_new_group): Emit group ending nop for Power6/Power7.
117 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
118 (group_ending_nop): New define_insn.
120 2012-07-04 Richard Guenther <rguenther@suse.de>
123 * gimple-fold.c (get_base_constructor): Do not return an
124 error_mark_node DECL_INITIAL.
126 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
128 Backport from mainline
129 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
131 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
132 code model string in the error message.
134 2012-07-04 Tristan Gingold <gingold@adacore.com>
136 Backport from mainline.
137 2012-06-25 Tristan Gingold <gingold@adacore.com>
139 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
140 (seh_cfa_adjust_cfa): ... that function.
141 (seh_emit_stackalloc): Do not emit out of range values.
142 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
143 UNSPEC_DEF_CFA constants.
144 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
145 * config/i386/i386.c (ix86_frame_pointer_required): Required
146 for very large frames on SEH target.
147 (ix86_compute_frame_layout): Save area is before frame pointer
148 on SEH target. Handle very large frames.
149 (ix86_expand_prologue): Likewise.
151 2012-07-04 Richard Guenther <rguenther@suse.de>
153 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
154 as in free_lang_data_in_type.
156 2012-07-02 Martin Jambor <mjambor@suse.cz>
158 Backport from mainline.
159 2012-07-02 Martin Jambor <mjambor@suse.cz>
162 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
163 dynamic type change check.
165 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
167 * tree-eh.c (lower_try_finally_switch): Really put the location of the
168 last statement of the finally block onto the switch.
170 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
172 * configure: Regenerate.
174 Backport from mainline.
175 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
177 * config.gcc (target_type_format_char): New. Document it. Set it for
179 * configure.ac (gnu_unique_option): Use target_type_format_char
180 in test. Comment rationale.
182 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
184 Backport from mainline.
185 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
187 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
189 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
191 Backport from 2012-06-28 mainline r189049
194 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
195 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
196 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
197 avr_hard_regno_call_part_clobbered.
199 2012-06-28 Richard Guenther <rguenther@suse.de>
202 * expr.c (expand_expr_real_1): Verify if the type is complete
203 before inspecting its size.
205 2012-06-27 Nick Clifton <nickc@redhat.com>
207 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
210 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
213 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
215 2012-06-26 Nick Clifton <nickc@redhat.com>
217 * config/rx/rx.md (simple_return): Use the simple_return rtx.
219 2012-06-25 Jakub Jelinek <jakub@redhat.com>
222 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
223 of x x x in the vmovlps load alternative.
225 2012-06-22 Richard Guenther <rguenther@suse.de>
227 * gcov-iov.c: Include bconfig.h and system.h.
229 2012-06-22 Richard Guenther <rguenther@suse.de>
231 PR gcov-profile/53744
232 * gcov-iov.c (main): Treat "" and "prerelease" the same.
234 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
236 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
237 DECL_IGNORED_P non-reg vars even if they are used.
239 2012-06-19 Jason Merrill <jason@redhat.com>
242 * dwarf2out.c (modified_type_die): Use scope_die_for.
243 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
244 (uses_local_type_r, uses_local_type): New.
245 (scope_die_for): Keep a type that uses a local type in local scope.
246 Use get_context_die for namespace and type scope.
248 2012-06-19 Richard Guenther <rguenther@suse.de>
251 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
252 replace it with the first non-BLOCK context.
254 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
256 PR rtl-optimization/53700
258 Backport from mainline
259 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
261 * ira-color.c (setup_left_conflict_sizes_p): Process all
264 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
266 Backport from mainline
267 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
270 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
271 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
272 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
273 instead of xop_mulv2div2di3_low.
274 (xop_p<macs>dql): Fix vec_select selector.
275 (xop_p<macs>dqh): Ditto.
276 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
277 (xop_mulv2div2di3_high): Ditto.
279 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
281 Backport from mainline:
282 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
284 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
286 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
288 Backport from mainline:
289 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
291 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
292 * config/pa/pa.c (pa_attr_length_millicode_call): Use
293 MAX_PCREL17F_OFFSET instead of fixed offset.
294 (pa_attr_length_call): Likewise.
295 (pa_attr_length_indirect_call): Likewise.
297 2012-06-15 Walter Lee <walt@tilera.com>
299 Backport from mainline:
300 2012-06-15 Walter Lee <walt@tilera.com>
302 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
304 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
306 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
308 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
310 Backport from mainline:
312 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
313 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
314 * gimple.h (block_in_transaction): Check for flag_tm.
316 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
318 PR tree-optimization/52558
320 Backport from mainline:
321 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
322 * gimple.h (gimple_set_in_transaction): Remove.
323 (gimple_in_transaction): Look in BB instead.
324 (gimple_statement_base): Remove in_transaction field.
325 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
326 * trans-mem.c (compute_transaction_bits): Place transaction bit
327 information into basic blocks.
329 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
331 PR tree-optimization/52558
332 * cfg.c (alloc_aux_for_edge): Fix comment.
333 (alloc_aux_for_edge): Remove static.
334 * basic-block.h (alloc_aux_for_edge): Protoize.
335 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
336 (execute_sm_if_changed_flag): New.
337 (execute_sm_if_changed_flag_set): New.
338 (execute_sm): Do not generate data races unless requested.
339 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
340 (tree_ssa_lim_finalize): Call free_aux_for_edges.
341 * gimple.h (block_in_transaction): New.
342 (gimple_in_transaction): Use block_in_transaction.
344 2012-06-14 Jakub Jelinek <jakub@redhat.com>
346 Backported from mainline
347 2012-06-12 Jakub Jelinek <jakub@redhat.com>
349 PR rtl-optimization/53589
350 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
351 discovery even when e->dest != target. If any LABEL_REF points
352 to e->dest label, redirect it to target's label.
354 2012-06-07 Jakub Jelinek <jakub@redhat.com>
357 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
358 returns false, replace stmt with GIMPLE_NOP.
359 (check_omp_nesting_restrictions): Instead of issuing warnings,
360 issue errors and return false if any errors were reported.
362 2012-06-14 Richard Guenther <rguenther@suse.de>
364 * BASE-VER: Set to 4.7.2.
365 * DEV-PHASE: Set to prerelease.
367 2012-06-12 Christian Bruel <christian.bruel@st.com>
370 * config/sh/sh.c (sh_option_override): Don't force
371 flag_omit_frame_pointer and maccumulate_outgoing_args.
372 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
374 2012-06-14 Release Manager
376 * GCC 4.7.1 released.
378 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
380 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
382 2012-06-13 Richard Henderson <rth@redhat.com>
384 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
385 iterator instead of INT.
387 2012-06-08 Richard Henderson <rth@redhat.com>
390 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
391 note to a clobber insn when no other insn is available.
393 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
396 * doc/invoke.texi (Wenum-compare): Update documentation.
398 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
401 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
403 (altivec_stvlxl): Ditto.
404 (altivec_stvrx): Ditto.
405 (altivec_stvrxl): Ditto.
407 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
410 * trans-mem.c (expand_block_edges): Do not skip the first
411 statement when resetting the BB.
413 2012-06-04 Richard Guenther <rguenther@suse.de>
416 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
417 create new assembler names.
419 2012-06-04 Richard Guenther <rguenther@suse.de>
421 Backport from mainline
422 2012-04-25 Jakub Jelinek <jakub@redhat.com>
425 * stor-layout.c (get_best_mode): Don't return mode with bitsize
426 larger than maxbits. Don't compute maxbits modulo align.
427 Also check that unit bytes long store at bitpos / unit * unit
428 doesn't affect bits beyond bitregion_end.
429 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
430 would not fit into bitregion_start ... bitregion_end + 1 bit
432 (store_split_bit_field): Decrease unit close to end of bitregion_end
433 if access is restricted in order to avoid mutual recursion.
435 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
437 Backport from 2012-06-04 mainline r188172
440 * config/avr/avr-stdint.h: New file.
441 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
444 2012-06-04 Jakub Jelinek <jakub@redhat.com>
446 PR tree-optimization/53550
447 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
448 is POINTER_TYPE_P, use sizetype as step type instead of type.
450 2012-06-04 Richard Guenther <rguenther@suse.de>
451 Eric Botcazou <ebotcazou@adacore.com>
453 Backport from mainline
454 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
456 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
457 Change type of BITOFFSET to signed. Make sure the lower bound of
458 the computed range is non-negative by adjusting OFFSET and BITPOS.
459 (expand_assignment): Adjust call to get_bit_range.
461 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
463 * expr.c (get_bit_range): Return the null range if the enclosing record
464 is part of a larger bit field.
466 2012-03-20 Richard Guenther <rguenther@suse.de>
468 * stor-layout.c (finish_bitfield_representative): Fallback
469 to conservative maximum size if the padding up to the next
470 field cannot be computed as a constant.
471 (finish_bitfield_layout): If we cannot compute the distance
472 between the start of the bitfield representative and the
473 bitfield member start a new representative.
474 * expr.c (get_bit_range): The distance between the start of
475 the bitfield representative and the bitfield member is zero
476 if the field offsets are not constants.
478 2012-03-16 Richard Guenther <rguenther@suse.de>
480 * stor-layout.c (finish_bitfield_representative): Fall back
481 to the conservative maximum size if we cannot compute the
482 size of the tail padding.
484 2012-03-14 Richard Guenther <rguenther@suse.de>
486 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
487 * stor-layout.c (start_bitfield_representative): New function.
488 (finish_bitfield_representative): Likewise.
489 (finish_bitfield_layout): Likewise.
490 (finish_record_layout): Call finish_bitfield_layout.
491 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
492 for QUAL_UNION_TYPE fields.
493 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
494 Stream DECL_BIT_FIELD_REPRESENTATIVE.
495 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
500 * expr.c (get_bit_range): Unconditionally extract bitrange
501 from DECL_BIT_FIELD_REPRESENTATIVE.
502 (expand_assignment): Adjust call to get_bit_range.
504 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
507 * fold-const.c (fold_binary_loc): Refine previous change.
509 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
511 Backport from mainline
512 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
515 * config/sh/sh.c (find_barrier): Add equality check of last_got to
516 avoid going above orig insn. Update comments.
518 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
520 Backport from mainline
521 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
524 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
525 prologue for unwinder and profiler.
527 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
529 Backport from mainline
530 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
532 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
534 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
536 Backport from mainline
537 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
539 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
542 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
544 Backport from mainline
545 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
547 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
548 operand is CONST_INT. Take COSTS_N_INSNS into account.
549 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
552 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
554 * config/avr/avr.opt (-msp8): Document it.
555 * doc/invoke.texi (AVR Options): Copy from trunk docu.
557 2012-05-31 Richard Guenther <rguenther@suse.de>
560 * expr.c (expand_assignment): Do not use movmisalign on
563 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
566 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
567 (pa_section_type_flags): New.
568 (pa_legitimate_constant_p): Revert previous change.
570 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
572 Backport from mainline
573 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
576 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
578 (ipa_tm_create_version): Same.
580 2012-05-30 Jason Merrill <jason@redhat.com>
583 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
584 about array compound literals.
586 2012-05-30 Richard Guenther <rguenther@suse.de>
589 * fold-const.c (fold_binary_loc): Make sure to call
590 fold_plusminus_mult_expr with the original sign of operands.
592 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
594 * explow.c (probe_stack_range): Restore simple control flow and stop
595 again when the probe cannot be generated if HAVE_check_stack.
597 2012-05-30 Jakub Jelinek <jakub@redhat.com>
599 PR rtl-optimization/53519
600 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
601 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
603 2012-05-29 Richard Guenther <rguenther@suse.de>
605 PR tree-optimization/53516
606 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
608 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
610 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
612 Backport from mainline
613 2012-05-28 Richard Guenther <rguenther@suse.de>
615 PR tree-optimization/53438
616 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
618 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
620 Backport from mainline
621 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
623 PR rtl-optimization/52528
624 * combine.c (can_combine_p): Add setting of subst_low_luid
625 before call to expand_field_assignment().
627 2012-05-26 Martin Jambor <mjambor@suse.cz>
629 Backport from mainline
630 2012-05-23 Martin Jambor <mjambor@suse.cz>
632 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
634 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
637 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
638 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
640 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
643 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
644 (ix86_expand_vec_perm): Use int mode instead of float.
646 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
649 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
650 gnu_ld variables to yes.
651 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
652 (HAVE_GNU_AS): Likewise.
653 * config.in: Regenerate.
654 * configure: Likewise.
656 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
658 Backport from mainline
659 2012-03-12 Richard Guenther <rguenther@suse.de>
660 * config/arm/arm.c (neon_dereference_pointer): Do not call
661 covert during RTL expansion.
663 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
665 Backport from mainline
666 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
669 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
670 relied on signed overflow behavior.
672 2012-05-24 Richard Guenther <rguenther@suse.de>
675 * tree-profile.c (tree_profiling): Cleanup the CFG if
676 execute_fixup_cfg requests it.
678 2012-05-24 Jakub Jelinek <jakub@redhat.com>
680 PR tree-optimization/53465
681 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
682 vr0 into *vr, then vrp_meet that.
683 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
684 have any equivalences.
685 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
688 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
690 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
692 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
693 (iterative_hash_gimple_type): Adjust comment.
694 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
695 domain for an array type instead of the domain type itself.
697 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
699 Backport from 2012-05-23 mainline r187803
702 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
703 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
706 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
708 Backport from 2012-05-03 mainline r187075
710 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
711 has_fma4 for AMD processors with both fma3 and fma4 support.
713 2012-05-22 Richard Guenther <rguenther@suse.de>
715 PR tree-optimization/53408
716 * tree-vect-loop.c (vectorizable_induction): Properly check
717 the restriction that we cannot handle induction results from
718 the inner loop outside of the outer loop.
720 2012-05-21 Jakub Jelinek <jakub@redhat.com>
722 PR tree-optimization/53436
723 * omp-low.c (omp_build_component_ref): New function.
724 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
726 PR tree-optimization/53366
727 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
728 tests if complex_numbers == 2, but there are non-complex number loads
731 PR tree-optimization/53409
732 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
733 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
735 PR tree-optimization/53410
736 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
737 instead of build_int_cst (type, 0) where vector types might be
740 2012-05-21 Joseph Myers <joseph@codesourcery.com>
743 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
744 from folded operands before wrapping another around the
745 conditional expression.
747 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
748 Patrick Marlier <patrick.marlier@gmail.com>
750 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
753 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
755 Backport from mainline
756 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
759 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
760 (UNSPECV_RDRAND): This.
761 (rdrand<mode>_1): Updated.
763 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
765 Backport from mainline
766 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
768 * config/i386/driver-i386.c (host_detect_local_cpu): Support
769 RDRND, F16C and FSGSBASE.
771 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
773 Backport from mainline
774 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
776 * tree-ssa-pre.c (can_value_number_call): Delete.
777 (compute_avail): Skip all statements with side effects.
778 <GIMPLE_CALL>: Skip calls to internal functions.
780 2012-05-18 David S. Miller <davem@davemloft.net>
782 Backport r185385 from mainline
783 2012-03-14 Richard Guenther <rguenther@suse.de>
786 * tree-vect-generic.c (type_for_widest_vector_mode): Take
787 element type instead of mode, use build_vector_type_for_mode
788 instead of the langhook, build a vector of proper signedness.
789 (expand_vector_operations_1): Adjust.
791 2012-05-18 Olivier Hainque <hainque@adacore.com>
793 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
794 $(libsubdir) as libexecsubdir.
796 2012-05-16 Andrew Pinski <apinski@cavium.com>
798 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
801 2012-05-16 David S. Miller <davem@davemloft.net>
803 * jump.c (delete_related_insns): If we remove a CALL, make sure
804 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
806 2012-05-16 Richard Henderson <rth@redhat.com>
809 * combine-stack-adj.c (prev_active_insn_bb): New.
810 (next_active_insn_bb): New.
811 (force_move_args_size_note): New.
812 (combine_stack_adjustments_for_block): Use it.
814 2012-05-16 Olivier Hainque <hainque@adacore.com>
816 * Makefile.in (install-no-fixedincludes): New target, former toplevel
817 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
818 Add comments and improve stamp preservation across the whole sequence.
819 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
821 2012-05-16 Richard Guenther <rguenther@suse.de>
823 PR tree-optimization/53364
824 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
825 detect a view-conversion of the decl.
827 2012-05-15 Jakub Jelinek <jakub@redhat.com>
830 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
831 that operands[2] is either immediate, or q_regs_operand.
833 2012-05-15 Bin Cheng <bin.cheng@arm.com>
835 Backport r187139 from mainline.
836 2012-05-04 Bin Cheng <bin.cheng@arm.com>
838 PR rtl-optimization/52804
839 * reload1.c (reload_reg_reaches_end_p): Check whether successor
840 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
841 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
842 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
843 RELOAD_FOR_OUTADDR_ADDRESS.
845 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
848 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
849 generate target register for "load" class builtins.
852 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
855 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
856 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
857 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
858 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
859 (<sse>_movu<ssemodesuffix>): New expander.
860 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
861 (avx_movdqu<avxmodesuffix>): New expander.
862 (*sse2_movdqu): Rename from sse2_movdqu.
863 (sse2_movdqu): New expander.
865 2012-05-14 Jakub Jelinek <jakub@redhat.com>
867 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
868 lineno 1 the same as lineno 0 before first start file directive.
869 (optimize_macinfo_range): Likewise.
871 * dwarf2out.c (have_macinfo): Define.
872 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
873 attribute, don't force empty compilation unit and don't emit any
874 .debug_macinfo/.debug_macro section if macinfo_table is empty.
876 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
878 Backport from mainline
879 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
881 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
882 ORDERED and UNORDERED conditions.
884 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
886 * function.c (requires_stack_frame_p): If the function can throw
887 non-call exceptions, return true if the insn can throw internally.
889 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
891 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
892 DECL_ORIGINAL_TYPE if it is present.
894 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
896 Backport from 2012-05-12 mainline r187342.
899 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
900 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
901 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
902 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
903 (expand_prologue): Move initialization of cfun->machine->is_naked,
904 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
905 (avr_set_current_function): ...this new static function.
906 (TARGET_SET_CURRENT_FUNCTION): New define.
907 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
908 checking attributes of current_function_decl.
909 (avr_regs_to_save): Ditto.
910 (signal_function_p): Rename to avr_signal_function_p.
911 (interrupt_function_p): Rename to avr_interrupt_function_p.
913 * doc/extend.texi (Function Attributes): Better explanation of
914 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
917 2012-05-09 Matthias Klose <doko@ubuntu.com>
919 * gcc-ar.c (main): Don't check for execute bits for the plugin.
921 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
924 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
925 when a constant source operand matches an "I" constraint, the "no
926 CC0 change" applies to a register-destination only, not a
927 strict_low_part-destination.
929 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
931 Backport from mainline:
932 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
934 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
936 2012-05-07 Jakub Jelinek <jakub@redhat.com>
938 PR tree-optimization/53239
939 * tree-vrp.c (get_value_range): Set VR of
940 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
943 2012-05-07 Richard Guenther <rguenther@suse.de>
945 PR tree-optimization/53195
946 * tree-inline.c (setup_one_parameter): Properly add referenced
947 vars from the parameters new known value.
949 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
951 Backport from mainline:
952 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
955 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
958 2012-05-04 Ian Lance Taylor <iant@google.com>
960 * tree-vect-patterns.c (vect_single_imm_use): Correct return
961 values from false to NULL.
963 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
965 Backport from mainline
966 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
969 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
970 (TARGET_CMOV): Rename from TARGET_CMOVE.
971 (TARGET_CMOVE): New define.
972 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
973 Do not set TARGET_CMOVE here.
975 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
977 Backport from mainline:
979 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
981 PR tree-optimization/52633
982 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
983 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
984 (vect_recog_over_widening_pattern): Remove handling of code that was
985 already detected as over-widening pattern. Remove special handling
986 of "unsigned" cases. Instead, support general case of conversion
987 of the shift result to another type.
989 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
991 * tree-vect-patterns.c (vect_single_imm_use): New function.
992 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
993 (vect_recog_over_widening_pattern): Likewise.
994 (vect_recog_widen_shift_pattern): Likewise.
996 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
998 PR tree-optimization/52870
999 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
1000 presumed pattern statement is within the same loop or basic block.
1002 2012-05-04 Richard Guenther <rguenther@suse.de>
1004 * common.opt (flto-report): Do not mark as Optimization.
1006 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
1009 * recog.c (constrain_operands): If extra constraints are present, also
1010 accept pseudo-registers with equivalent memory locations during reload.
1012 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1014 Backport from the mainline
1015 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1018 * config/rs6000/rs6000.md (bswapdi splitters): If
1019 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
1020 default) is used, generate an alternate sequence that does not
1021 depend on using indexed addressing.
1023 2012-05-03 David S. Miller <davem@davemloft.net>
1026 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
1027 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
1028 (sparc_emit_float_lib_cmp): Likewise.
1030 2012-05-04 Martin Jambor <mjambor@suse.cz>
1032 Backport from mainline
1033 2012-05-02 Martin Jambor <mjambor@suse.cz>
1036 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1037 of a variable when the contect is a function.
1039 2012-05-03 Jakub Jelinek <jakub@redhat.com>
1042 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1043 append program name to it and pass that as first argument
1044 to make_relative_prefix. Always pass standard_libexec_prefix
1045 as last argument to make_relative_prefix. If
1046 make_relative_prefix returns NULL, fall back to
1047 standard_libexec_prefix.
1050 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1054 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1055 mode, return that mode.
1057 2012-05-03 Richard Guenther <rguenther@suse.de>
1059 PR tree-optimization/53144
1060 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1062 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1063 with SSA name values.
1064 (vn_reference_lookup_3): Adjust callers.
1066 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1068 PR tree-optimization/53163
1069 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1070 return value from compute_all_dependences.
1072 PR rtl-optimization/53160
1073 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1074 has been modified by ree pass already.
1076 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
1078 Backport from mainline
1079 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1082 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1083 calls to cgraph_node_name in xstrdup.
1084 (ipa_make_edge_direct_to_target): Ditto.
1085 * tree-sra.c (convert_callers_for_node): Ditto.
1086 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1087 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1088 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1089 (cgraph_materialize_all_clones): Ditto.
1090 * ipa-inline.c (report_inline_failed_reason): Ditto.
1091 (want_early_inline_function_p): Ditto.
1092 (edge_badness): Ditto.
1093 (update_edge_key): Ditto.
1094 (flatten_function): Ditto.
1095 (ipa_inline): Ditto.
1096 (inline_always_inline_functions): Ditto.
1097 (early_inline_small_functions): Ditto.
1099 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
1101 Backport from mainline
1102 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
1104 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
1105 Introduce emul_name to select the right linker emulation for
1106 powerpc64-*-freebsd*.
1107 * configure: Regenerate.
1108 * config.gcc: Add bits to support powerpc64-*-freebsd*.
1109 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
1110 * config/rs6000/freebsd64.h: New file.
1111 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
1113 (rs6000_savres_strategy): Likewise.
1114 (rs6000_savres_routine_name): Likewise.
1115 (rs6000_elf_file_end): Likewise.
1116 * config/rs6000/t-freebsd64: New file.
1117 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
1118 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
1120 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1122 Backport from mainline
1123 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1126 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1128 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1130 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1131 predicate to discriminate types.
1133 2012-04-27 Richard Guenther <rguenther@suse.de>
1136 * convert.c (convert_to_integer): Avoid infinite recursion for
1137 target-defined built-in types.
1139 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1142 * config/cris/cris.md ("*andhi_lowpart_v32")
1143 ("*andqi_lowpart_v32"): Change first input-only operand from
1144 a (match_operand ...) to (match_dup 0). Drop alternatives with
1145 const_int-matching constraints for redundancy.
1146 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1147 three-operand alternative.
1149 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
1151 Backport from mainline
1152 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
1154 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
1155 (*addsi_2_zext): Ditto.
1156 (*add<mode>_3): Ditto.
1157 (*addsi_3_zext): Ditto.
1158 (*add<mode>_5): Ditto.
1160 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1163 * c-typeck.c (set_nonincremental_init,
1164 set_nonincremental_init_from_string): Pass true instead of false
1165 as IMPLICIT to add_pending_init.
1167 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
1169 Backport from 2012-04-24 mainline r186768.
1172 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
1174 2012-04-24 Richard Guenther <rguenther@suse.de>
1176 PR tree-optimization/53085
1177 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
1180 2012-04-24 Jakub Jelinek <jakub@redhat.com>
1183 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
1185 (output_addressed_constants): Likewise.
1188 * varasm.c (get_section): Don't ICE for section conflicts with
1189 built-in section kinds.
1191 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
1193 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1195 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1197 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1199 2012-04-23 Richard Guenther <rguenther@suse.de>
1202 * c-typeck.c (build_binary_op): Fix typo.
1204 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1206 PR tree-optimizations/52891
1207 * tree-vect-patterns.c (adjust_bool_pattern): Use
1208 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1209 but with non-standard precision.
1211 2012-04-22 Ian Lance Taylor <iant@google.com>
1213 * godump.c (go_output_typedef): Dump size of structs.
1215 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
1217 Backport from mainline:
1219 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1220 hints for 'A' operand types.
1222 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1224 Backport from 2012-04-19 mainline r186588.
1227 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1228 the case *(X+const).
1230 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1232 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1234 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1237 * config/i386/sync.md (atomic_<code><mode>): Rename to
1238 atomic_<logic><mode>.
1240 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
1242 Backport from mainline
1243 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
1246 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
1247 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
1248 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
1249 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
1250 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
1251 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
1252 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
1253 gen_avx2_permvarv8sf.
1255 2012-04-16 Martin Jambor <mjambor@suse.cz>
1257 Backported from mainline
1259 2012-04-13 Martin Jambor <mjambor@suse.cz>
1262 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1263 fold_ctor_reference returns a zero constant.
1265 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1267 Backported from mainline
1268 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1270 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1271 and __ILP32__ for x32.
1273 2012-04-13 Tom de Vries <tom@codesourcery.com>
1275 Backport from mainline r186418.
1277 2012-04-13 Tom de Vries <tom@codesourcery.com>
1279 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1280 parameters vuse and vuse_escaped.
1281 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1282 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1285 2012-04-13 Richard Guenther <rguenther@suse.de>
1287 PR tree-optimization/52969
1288 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1289 the condition for the COND_EXPR and handle predicate negation
1290 by swapping the COND_EXPR arms.
1292 2012-04-13 Richard Guenther <rguenther@suse.de>
1295 * convert.c (convert_to_pointer): Remove special-casing of
1298 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1300 Backport from mainline
1301 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1304 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1305 the list of options to enable the FCFID instruction.
1306 (TARGET_EXTRA_BUILTINS): Adjust comment.
1308 2012-04-12 Richard Guenther <rguenther@suse.de>
1310 PR tree-optimization/52943
1311 * tree-chrec.h (chrec_is_positive): Remove.
1312 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1313 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1314 Return false for a constant zero instead of negative.
1315 (analyze_siv_subscript_cst_affine): Handle zero difference
1316 in the initial condition explicitely.
1318 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1321 * varasm.c (process_pending_assemble_externals): Set
1322 pending_assemble_externals_processed true.
1323 (assemble_external): Call assemble_external_real if the pending
1324 assemble externals have been processed.
1326 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1329 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1330 the DECL generated for the special GOT helper.
1332 2012-04-06 Walter Lee <walt@tilera.com>
1334 Backport from mainline
1335 2012-03-07 Walter Lee <walt@tilera.com>
1337 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1338 REG_CFA_* notes for the stack pointer.
1339 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1340 EH_RETURN_STACKADJ_RTX.
1341 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1342 generate REG_CFA_* notes for the stack pointer.
1343 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1344 by EH_RETURN_STACKADJ_RTX.
1346 2012-04-06 Matt Turner <mattst88@gmail.com>
1348 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1350 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1352 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1353 of the destination isn't also a FP_REGS register.
1355 2012-04-03 Richard Guenther <rguenther@suse.de>
1357 Backport from mainline
1358 2012-03-02 Richard Guenther <rguenther@suse.de>
1360 PR tree-optimization/52406
1361 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1362 (struct indices): Add unconstrained_base member.
1363 (struct dr_alias): Remove unused vops member.
1364 (DR_UNCONSTRAINED_BASE): New define.
1365 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1366 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1367 be an artificial access that covers the whole indexed object,
1368 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1369 plain decl base-objects to their MEM_REF variant.
1370 (dr_may_alias_p): When the base-object of either data reference
1371 has unknown size use only points-to information.
1372 (compute_affine_dependence): Make dumps easier to read and
1374 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1375 DR_REF when looking for packed references.
1376 (vect_supportable_dr_alignment): Likewise.
1378 2012-04-03 Richard Guenther <rguenther@suse.de>
1380 Backport from mainline
1381 2012-03-15 Richard Guenther <rguenther@suse.de>
1384 * tree-data-ref.c (subscript_dependence_tester_1): Check
1385 all dimensions for non-conflicting access functions.
1387 2012-04-03 Richard Guenther <rguenther@suse.de>
1389 Backport from mainline
1390 2012-03-06 Richard Guenther <rguenther@suse.de>
1393 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1395 2012-03-23 Richard Guenther <rguenther@suse.de>
1397 PR tree-optimization/52678
1398 * tree-vectorizer.h (struct _stmt_vec_info): Add
1399 loop_phi_evolution_part member.
1400 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1401 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1402 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1403 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1404 Use the cached evolution part and the PHI nodes value from
1405 the loop preheader edge instead of re-analyzing the evolution.
1407 2012-03-26 Richard Guenther <rguenther@suse.de>
1409 PR tree-optimization/52701
1410 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1411 compute and set the evolution part of PHI nodes.
1413 2012-03-30 Richard Guenther <rguenther@suse.de>
1415 PR tree-optimization/52754
1416 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1417 propagate arbitrary addresses into really plain dereferences.
1419 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1421 PR tree-optimization/52835
1422 * tree-data-ref.c (build_rdg): Return NULL if
1423 compute_data_dependences_for_loop failed.
1425 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1427 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1428 (stmt_can_make_abnormal_goto): Use it.
1429 (is_ctrl_altering_stmt): Likewise.
1431 2012-03-31 Martin Jambor <mjambor@suse.cz>
1433 Backported from mainline
1434 2012-03-30 Martin Jambor <mjambor@suse.cz>
1436 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1437 is a builtin_stack_save in a dominating BB.
1439 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1441 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1442 crossing 128bit lane boundary.
1444 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1446 Backported from mainline
1447 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1450 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1452 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1453 * config/i386/i386.c: Include reload.h.
1454 (ix86_legitimize_reload_address): New function.
1456 2012-03-28 Martin Jambor <mjambor@suse.cz>
1458 Backported from mainline
1459 2012-03-27 Martin Jambor <mjambor@suse.cz>
1462 * tree-sra.c (sra_modify_assign): Do not call
1463 load_assign_lhs_subreplacements when working with an unscalarizable
1466 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1469 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1470 __builtin_va_start to __builtin_next_arg if the latter is
1471 builtin_decl_explicit_p rather than when it is not.
1474 * tree-vect-generic.c (vector_element): Perform multiplication
1475 for pos in bitsizetype type instead of idx type.
1477 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1479 Backport from 2012-03-28 mainline r185910.
1482 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1483 (avr_builtin_decl): New static function.
1484 (struct avr_builtin_description, avr_bdesc): Move up.
1485 Add GTY marker. Add field fndecl. Remove redundant field id.
1486 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1487 (avr_expand_builtin): Code cleanup because .id is removed.
1489 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1492 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1495 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1497 Backport from 2012-03-28 mainline r185907.
1500 * config.gcc (tm_file): Remove avr/multilib.h.
1502 * doc/invoke.texi (AVR Options): Adjust
1503 documentation of -mtiny-stack.
1505 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1506 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1507 * config/avr/t-avr: Remove generation of multilib.h.
1508 * config/avr/t-multilib: Regenerate.
1509 * config/avr/multilib.h: Remove.
1510 * config/avr/avr.opt (-msp8): New option.
1511 (avr_sp8): New variable.
1512 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1513 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1514 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1515 (avr_device_to_sp8): New prototype.
1516 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1517 (DRIVER_SELF_SPECS): New define.
1518 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1519 __AVR_SP8__, __AVR_HAVE_SPH__.
1520 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1521 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1522 (avr_file_start): Ditto.
1524 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1527 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1528 instead of 8 in adjust_address.
1530 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1532 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1533 of a unit before computing the offset in units.
1535 2012-03-27 Richard Guenther <rguenther@suse.de>
1538 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1541 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1544 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1546 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1549 * varasm.c: Include pointer-set.h.
1550 (pending_assemble_externals_set): New pointer set.
1551 (process_pending_assemble_externals): Destroy the pointer set.
1552 (assemble_external): See if decl is in pending_assemble_externals_set,
1553 and add it to pending_assemble_externals if necessary.
1554 (init_varasm_once): Allocate pending_assemble_externals_set.
1556 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1558 Backported from mainline
1559 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1562 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1563 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1564 (vector_ltgt<mode>): Likewise.
1565 (vector_ordered<mode>): Likewise.
1566 (vector_unordered<mode>): Likewise.
1567 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1569 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1571 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1574 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1576 Backported from mainline
1577 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1581 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1582 GENERAL_REGS and FP_REGS for SImode.
1584 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1587 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1588 on any new_local_var_chain vars declared during recursing on
1589 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1591 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1593 Backport from 2012-03-22 mainline r185692.
1596 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1597 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1598 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1599 (delay_cycles_1, delay_cycles_2): Ditto.
1600 (delay_cycles_3, delay_cycles_4): Ditto.
1601 (nopv, *nopv): Ditto.
1602 (sleep, *sleep): Ditto.
1605 Backport from 2012-03-21 mainline r185605.
1607 PR rtl-optimization/52543
1609 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1610 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1611 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1612 (avr_load_libgcc_p): Restrict to __flash loads.
1613 (avr_out_lpm): Only handle 1-byte loads from __flash.
1614 (avr_load_lpm): New function.
1615 (avr_find_unused_d_reg): Remove.
1616 (avr_out_lpm_no_lpmx): Remove.
1617 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1618 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1619 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1620 (load_<mode>, load_<mode>_clobber): New insns.
1621 (mov<mode>): For multi-byte move from non-generic
1622 16-bit address spaces: Expand to load_<mode> resp.
1623 load_<mode>_clobber.
1624 (load<mode>_libgcc): Remove expander.
1625 (split-lpmx): Remove split.
1627 Backport from 2012-03-13 mainline r185329.
1630 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1631 offset (size) to a value the insns can deal with.
1632 (expand_epilogue): Ditto.
1634 Backport from 2012-03-12 mainline r185256.
1637 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1638 type from reg_class_t to enum reg_class.
1639 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1641 Backport from 2012-03-12 mainline r185253.
1644 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1645 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1646 r184615 from 2012-02-28.
1648 Backport from 2012-03-08 mainline r185105.
1650 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1651 for constants in [-63,63].
1653 Backport from 2012-03-08 mainline r185100.
1656 * config/avr/avr.c (avr_mem_clobber): New static function.
1657 (avr_expand_delay_cycles): Add memory clobber operand to
1658 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1659 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1660 (enable_interrupt, disable_interrupt): New expander.
1661 (nopv, sleep, wdr): New expanders.
1662 (delay_cycles_1): Add memory clobber.
1663 (delay_cycles_2): Add memory clobber.
1664 (delay_cycles_3): Add memory clobber.
1665 (delay_cycles_4): Add memory clobber.
1666 (cli_sei): New insn from former "enable_interrupt",
1667 "disable_interrupt" with memory clobber.
1668 (*wdt): New insn from former "wdt" with memory clobber.
1669 (*nopv): Similar, but for "nopv".
1670 (*sleep): Similar, but for "sleep".
1672 Backport from 2012-03-07 mainline r185043.
1675 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1677 Backport from 2012-03-07 mainline r185032.
1680 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1681 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1682 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1684 Backport from 2012-03-07 mainline r185031.
1687 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1689 * config/avr/avr.md (xload_8): Adjust insn length.
1691 Backport from 2012-03-07 mainline r185030.
1694 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1695 if RAMPZ affects reading from RAM.
1697 Backport from 2012-03-05 mainline r184919.
1699 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1701 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1703 Backport from mainline r185259.
1706 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1707 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1709 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1711 Backported from mainline
1712 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1715 * c-parser.c (c_parser_postfix_expression)
1716 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1718 * config/i386/smmintrin.h: Avoid /* within a comment.
1719 * config/i386/nmmintrin.h: Likewise.
1721 2012-03-22 Richard Guenther <rguenther@suse.de>
1723 * BASE-VER: Set to 4.7.1.
1724 * DEV-PHASE: Set to prerelease.
1726 2012-03-22 Release Manager
1728 * GCC 4.7.0 released.
1730 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1732 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1734 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1735 Andrew Pinski <apinski@cavium.com>
1738 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1739 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1740 calls instead of __builtin_ir{int,ound}*.
1742 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1745 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1748 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1750 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1751 Refer to GCC 4.7 version of c99status.html.
1753 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1755 Backport from mainline
1756 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1758 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1759 redefine to be NULL if the current bit-size is different from the
1760 configured bit-size.
1762 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1763 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1764 set the default tuning. Add asserts to make sure the cpu and tune
1765 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1766 test whether the index is set, instead of > 0.
1767 (rs6000_file_start): Do not reset the default cpu if the current
1768 bit-size is different from the configured bit-size.
1770 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1772 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1774 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1775 Update binutils references.
1776 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1777 Update binutils reference.
1778 Update Sun as/GNU ld caveat.
1779 Document binutils largefile requirement for LTO plugin.
1780 Remove reference to alternate libpthread.
1782 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1784 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1786 (Specific, mips-sgi-irix6): Likewise.
1788 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1790 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1791 * configure: Regenerate.
1793 2012-03-07 Richard Henderson <rth@redhat.com>
1795 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1796 * config/m68k/sync.md (atomic_test_and_set): Use it.
1797 (atomic_test_and_set_1): Likewise.
1799 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1802 * Makefile.in: Let install-gcc-ar depend on installdirs,
1803 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1804 Don't double canonicalize if cross-compiling.
1806 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1808 * trans-mem.c: New typedef for tm_region_p.
1809 Define vector types for tm_region_p.
1810 (tm_region_init): Replace region_worklist to a vector called
1813 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1816 * trans-mem.c (tm_region_init): Use last_basic_block.
1818 2012-03-05 Richard Henderson <rth@redhat.com>
1821 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1822 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1823 BIGGEST_ALIGNMENT is aligned.
1825 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1827 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1829 2012-03-05 Richard Henderson <rth@redhat.com>
1832 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1833 instead of calling negqi2 directly.
1835 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1837 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1838 (INTMAX_TYPE): Use it.
1839 (UINTMAX_TYPE): Likewise.
1840 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1841 (irix6_c_common_override_options): Declare.
1842 (C_COMMON_OVERRIDE_OPTIONS): Define.
1843 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1844 * config/mips/irix6-c.c: New file.
1845 * config/mips/t-irix6 (irix6-c.o): New target.
1846 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1849 2012-03-02 Richard Henderson <rth@redhat.com>
1851 * optabs.c (expand_atomic_test_and_set): Honor
1852 atomic_test_and_set_trueval even when atomic_test_and_set
1853 optab is not in use.
1855 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1857 Backport from mainline
1858 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1860 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1862 2012-03-02 Richard Guenther <rguenther@suse.de>
1864 * DEV-PHASE: Set to prerelease.
1866 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1868 * config.gcc (obsolete): Add all ARM targets using the FPA.
1869 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1870 * doc/install.texi: Avoid references to obsolete ARM ports.
1872 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1874 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1876 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1877 Joern Rennecke <joern.rennecke@embecosm.com>
1879 * doc/extend.texi: Expand and update information on interrupt
1880 attribute for Epiphany.
1882 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1884 * config/sh/sh-protos.h: Update copyright notice dates.
1885 * config/sh/sh.h: Likewise.
1886 * config/sh/sh.md: Likewise.
1887 * config/sh/constraints.md: Likewise.
1888 * config/sh/predicates.md: Likewise.
1890 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1892 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1893 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1895 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1897 * config/sh/constraints.md: Fix comment typo.
1899 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1902 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1903 unsigned HOST_WIDE_INT.
1904 (zvdep_imm64): Likewise.
1905 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1906 (vdepi_and): Likewise.
1907 Likewise for unamed 64-bit patterns.
1908 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1910 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1913 PR rtl-optimization/52417
1914 * cselib.c (cselib_any_perm_equivs): New variable.
1915 (cselib_reset_table): Check that it's not set when not
1916 preserving constants.
1917 (cselib_add_permanent_equiv): Set it.
1918 (cselib_have_permanent_equivalences): New.
1919 (cselib_init, cselib_finish): Reset it.
1920 * cselib.h (cselib_have_permanent_equivalences): Declare.
1921 * alias.c (get_addr): Restore earlier behavior when there
1922 aren't permanent equivalences.
1924 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1926 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1927 * config/v850/v850-modes.def: Fix copyright notice.
1929 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1931 * doc/extend.texi (AVR Built-in Functions): Document
1932 __builtin_avr_flash_segment.
1934 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1935 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1936 (*split.flash_segment): New insn-and-split.
1937 * config/avr/avr.c (avr_init_builtins): Add local variables:
1938 const_memx_void_node, const_memx_ptr_type_node,
1939 char_ftype_const_memx_ptr.
1941 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1943 PR tree-optimization/52445
1944 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1945 add ssa_name_ver, offset and size fields and change store field
1947 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1948 (add_or_mark_expr): Likewise. Only consider previous stores
1949 with the same size and offset.
1950 (nt_init_block): Only look at gimple_assign_single_p stmts,
1951 doesn't look at rhs2.
1953 2012-03-01 Richard Guenther <rguenther@suse.de>
1956 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1957 conversions from integral types to pointer types.
1959 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1961 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1962 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1963 unintentionally removed in r184616.
1965 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1967 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1970 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1971 Uros Bizjak <ubizjak@gmail.com>
1974 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1975 alternatives, add "e" constraint to the new last alternative
1976 and ! to last 3 alternatives.
1978 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1980 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1981 DW_AT_artificial attributes at the end of the processing.
1982 (gen_array_type_die): Likewise.
1983 (gen_enumeration_type_die): Likewise.
1984 (gen_struct_or_union_type_die): Likewise.
1985 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1988 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1991 * expr.c (expand_assignment): If doing misaligned store that doesn't
1992 cover all mode bits, perform a RMW cycle.
1994 PR tree-optimization/52429
1995 * tree-parloops.c (separate_decls_in_region_debug): Return early
1996 if var is LABEL_DECL.
1998 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2000 PR tree-optimization/52424
2001 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
2002 calling dom_thread_across_edge.
2004 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2006 * config/avr/avr.c: Move definition of TARGET macros to end of file.
2008 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2010 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
2011 * config/avr/avr.c (avr_output_bld): Remove unused function.
2012 (avr_out_sbxx_branch): Use "%T" to print bit position.
2014 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2016 * config/avr/avr.md: Untabify.
2018 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2020 * config/avr/avr.md (eqne): New code iterator.
2021 (*dec-and-branchsi): Use it in text peephole's condition.
2022 (*dec-and-branchhi): Ditto.
2023 (*dec-and-branchqi): Ditto.
2025 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
2028 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
2029 the device does not have the skip-bug.
2031 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
2033 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
2034 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
2035 -mpretend-cmove): New.
2037 2012-02-29 Jakub Jelinek <jakub@redhat.com>
2040 * df.h (struct df_d): Adjust comment that hard_regs_live_count
2041 doesn't count DEBUG_INSN refs.
2042 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
2043 for DEBUG_INSN refs.
2045 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2049 2012-02-20 Richard Guenther <rguenther@suse.de>
2050 PR tree-optimization/52298
2051 * tree-vect-stmts.c (vectorizable_load): Properly use
2052 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2055 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
2058 * gimple.h (gimple_in_transaction): New.
2059 (gimple_set_in_transaction): New.
2060 (struct gimple_statement_base): Add in_transaction field.
2061 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
2063 (tree_ssa_lim_initialize): Compute transaction bits.
2064 * tree.h (compute_transaction_bits): Protoize.
2065 * trans-mem.c (tm_region_init): Use the heap to store BB
2067 (compute_transaction_bits): New.
2069 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2071 * gcc.c (display_help): Document --help=common and sort entries
2074 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2076 * doc/install.texi: Document check-$LANG specific shortcuts
2078 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2081 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
2083 * config/arm/arm_neon.h: Regenerate.
2084 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
2085 (neon_vcgeu): New insn.
2086 (neon_vcgtu): Likewise.
2087 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
2088 (ops): Unsigned comparison intrinsics call a different
2091 2012-02-28 Richard Guenther <rguenther@suse.de>
2094 * config/i386/i386.c (ix86_expand_vector_set): Fix element
2095 ordering for the VEC_CONCAT for two element vectors for
2096 V2SFmode, V2SImode and V2DImode.
2098 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2101 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
2102 detecting big-endian triplets.
2104 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2106 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
2107 mode if there is no type information available.
2109 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
2111 PR tree-optimization/53207
2112 * doc/invoke.texi: Document as experimental and relying on graphite.
2114 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2116 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
2117 of initializer to changes from r184614.
2119 2012-02-28 Richard Guenther <rguenther@suse.de>
2121 PR tree-optimization/52395
2122 * tree-sra.c (build_ref_for_offset): Also look at the base
2123 TYPE_ALIGN when figuring out the alignment of the replacement.
2125 2012-02-28 Richard Guenther <rguenther@suse.de>
2127 PR tree-optimization/52402
2128 * ipa-prop.c (ipa_modify_call_arguments): Properly use
2129 mis-aligned types when creating the accesses at the call site.
2131 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2133 * config/avr/builtins.def: New file.
2134 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
2135 * config/avr/avr.c (enum avr_builtin_id): Use it.
2136 (avr_init_builtins): Use it. And use avr_bdesc.
2137 (bdesc_1arg): Remove.
2138 (bdesc_2arg): Remove.
2139 (bdesc_3arg): Remove.
2140 (struct avr_builtin_description): Add field n_args.
2141 (avr_bdesc): New static variable using builtins.def.
2142 (avr_expand_builtin): Use it.
2143 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
2144 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
2145 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
2147 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2150 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
2151 match only one single hard register with respective hard reg rtx.
2152 (movmemx_<mode>): Ditto.
2153 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
2154 insn anatomy of movmem[x]_<mode>.
2155 (avr_out_movmem): Same for printing assembler and operand usage.
2157 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2161 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
2162 address spaces located outside of device flash.
2164 * config/avr/avr.h (base_arch_s): Remove field n_segments.
2165 (mcu_type_s): Add field n_flash.
2166 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
2167 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
2168 (AVR_MCU): Add N_FLASH argument.
2169 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
2170 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
2171 macro __FLASH<n> if that address space makes sense for the device.
2172 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
2173 outside of target flash.
2174 (avr_asm_named_section): Ditto.
2175 (avr_asm_select_section): Ditto.
2176 (avr_addr_space_convert): Ditto.
2177 (avr_emit_movmemhi): Ditto.
2178 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
2179 address space is outside of device flash.
2180 (avr_insert_attributes): Ditto.
2181 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2182 avr_current_arch->n_segments.
2184 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
2187 * config/i386/i386.md (*movabs<mode>_1): Enable only for
2189 (*movabs<mode>_2): Likewise.
2191 2012-02-27 Jakub Jelinek <jakub@redhat.com>
2194 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2195 s_register_operand in the test instead of REG_P. Don't call
2196 gen_reg_rtx if it won't be used.
2198 PR tree-optimization/52376
2199 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2201 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2203 * ifcvt.c (noce_get_condition): Check condition variable is not
2204 small_register_classes_for_mode_p before accepting.
2206 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2208 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2210 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2213 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2214 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2216 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2218 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2220 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2222 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2224 * config/sh/predicates.md: Remove blank lines.
2225 * config/sh/sh.c: Fix typos in comments.
2226 * config/sh/constraints.md: Likewise.
2227 * config/sh/sh.md: Remove blank lines.
2228 Fix typos in comments. Use ;; as comment characters.
2230 2012-02-26 Walter Lee <walt@tilera.com>
2232 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2233 (replace_mov_pcrel_step2): Ditto.
2235 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2238 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2239 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2240 and locs that reference values newer than the non-canonical value
2241 at hand. Return the canonical value as a worst case.
2242 (memrefs_conflict_p): Walk canonical value's locs.
2245 * cselib.c (preserve_only_constants): Rename to...
2246 (preserve_constants_and_equivs): ... this. Split out...
2247 (invariant_or_equiv_p): ... this. Preserve plus expressions
2248 of other preserved expressions too.
2249 (cselib_reset_table): Adjust.
2250 * var-tracking.c (reverse_op): Use canonical value to build
2253 2012-02-23 Kai Tietz <ktietz@redhat.com>
2255 * config/i386/i386.c (ix86_delegitimize_address): Handle
2256 UNSPEC_PCREL plus displacement.
2258 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2261 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2262 to test for unusedness in st X addressing.
2264 2012-02-24 Richard Guenther <rguenther@suse.de>
2267 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2268 (is_gimple_reg_type): Move inline ...
2269 * gimple.h (is_gimple_reg_type): ... here.
2271 2012-02-24 Richard Guenther <rguenther@suse.de>
2274 * passes.c (execute_function_todo): When verifying SSA form
2275 verify gimple form first.
2276 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2278 2012-02-24 Richard Guenther <rguenther@suse.de>
2281 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2282 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2284 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2286 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2288 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2290 * tree-phinodes.c (make_phi_node): Mark static.
2291 * tree-flow.h (make_phi_node): Remove extern decl.
2292 * doc/gimple.texi (make_phi_node): Remove documentation.
2294 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2296 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2297 * tree-ssa-sccvn.c (print_scc): Ditto.
2299 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2301 * doc/passes.texi (Full redundancy elimination): Fix typo.
2303 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2305 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2307 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2310 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2312 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2315 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2317 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2319 * config/avr/avr.md (code_stdname): Add ior, xor.
2320 (xior): New code iterator.
2321 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2322 (*<code_stdname><mode>qi.byte1-3): Ditto.
2324 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2326 PR tree-optimization/52019
2327 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2330 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2332 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2333 HAVE_INITFINI_ARRAY to work around namespace pollution in
2334 certain versions of newlib system headers.
2335 * config.in: Regenerate.
2336 * configure: Regenerate.
2337 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2338 instead of HAVE_INITFINI_ARRAY.
2340 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2343 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2344 is not offsettable memory reference.
2346 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2349 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2350 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2352 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2354 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2355 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2357 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2359 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2360 library on Solaris 8 even without TLS support.
2361 * configure: Regenerate.
2363 2012-02-22 Richard Guenther <rguenther@suse.de>
2366 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2367 for GIMPLE_DEBUG stmts.
2369 2012-02-22 Martin Jambor <mjambor@suse.cz>
2372 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2373 according to the base object.
2375 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2377 PR rtl-optimization/50063
2378 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2379 and 2 (8-bit SP) in operand 2.
2380 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2381 setup to use movhi_sp_r instead of vanilla move to write SP.
2382 Adjust REG_CFA notes to superseed unspec.
2383 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2385 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2386 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2387 irq_state 1 (IRQ known to be on) here.
2389 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2391 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2393 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2394 assign_hard_reg): Likewise.
2396 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2398 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2400 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2403 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2404 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2406 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2408 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2409 prototype from here to...
2410 * config/avr/avr.h: ...here.
2412 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2415 * thumb2.md (thumb2_shiftsi3_short): Split register and
2416 immediate shifts. For register shifts tie operands 0 and 1.
2417 (peephole2 for above): Check that register-controlled shifts
2418 have suitably tied operands.
2420 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2423 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2424 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2425 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2426 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2427 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2428 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2429 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2430 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2431 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2432 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2433 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2434 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2435 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2436 bdver1_ssevector_avx256_unaligned_load,
2437 bdver1_ssevector_sse128_unaligned_load,
2438 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2439 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2440 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2441 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2442 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2443 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2444 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2445 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2446 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2447 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2448 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2449 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2450 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2451 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2452 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2453 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2454 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2455 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2456 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2457 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2458 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2459 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2460 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2461 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2462 bdver1_ssediv_double_load, bdver1_ssediv_double,
2463 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2464 Add "bdver2" attribute.
2466 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2468 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2469 default if possible and not specified otherwise.
2471 2012-02-21 Richard Guenther <rguenther@suse.de>
2474 * gimplify.c (create_tmp_from_val): Use the main variant type
2475 for the type of the temporary we create.
2477 2012-02-21 Richard Guenther <rguenther@suse.de>
2479 PR tree-optimization/52324
2480 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2481 do not gimplify a MEM_REF address operand if it is already
2484 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2486 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2487 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2489 2012-02-21 Richard Guenther <rguenther@suse.de>
2491 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2492 nested_in_vect_loop.
2494 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2496 PR tree-optimization/52318
2497 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2498 vdef also to non-pure/const call stmts in the sequence.
2500 2012-02-20 David S. Miller <davem@davemloft.net>
2502 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2503 don't use the "rd %pc" instruction on v9 for PIC register loads.
2505 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2508 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2509 in a transaction safe function.
2511 2012-02-20 Kai Tietz <ktietz@redhat.com>
2514 * stor-layout.c (place_field): Handle desired_align for
2517 2012-02-20 Richard Guenther <rguenther@suse.de>
2519 PR tree-optimization/52298
2520 * tree-vect-stmts.c (vectorizable_store): Properly use
2521 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2523 (vectorizable_load): Likewise.
2524 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2525 Access DR_STEP after ensuring it is not NULL.
2527 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2529 PR tree-optimization/52286
2530 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2531 optimization use double_int_to_tree instead of build_int_cst_wide,
2532 rewrite to use double_int vars.
2534 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2537 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2539 Remove -e 0 from $gcc_cv_ld invocation.
2540 Only use __GLIBC_PREREQ if defined.
2541 Enable on Solaris since Solaris 8 patch.
2542 (gcc_SUN_LD_VERSION): New macro.
2543 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2544 gcc_SUN_LD_VERSION for version number format.
2545 * configure: Regenerate.
2546 * varasm.c (get_elf_initfini_array_priority_section): Set
2547 SECTION_NOTYPE for non-default priority.
2548 Use get_section instead of get_unnamed_section to emit
2549 .init_array/.fini_array with default priority.
2551 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2553 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2554 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2555 (mips_start_unique_function, mips_output_mips16_rdhwr)
2556 (mips_code_end): New functions.
2557 (TARGET_ASM_CODE_END): Define.
2559 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2561 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2562 to stubs with non-sibling calls.
2564 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2566 * doc/invoke.texi (-fira-* options): Copy-edit.
2567 (ira-* parameters): Copy-edit.
2569 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2571 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2572 GCC coding conventions.
2574 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2576 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2577 when used as adjectives.
2579 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2581 * doc/invoke.texi: Clean up "that"/"which" confusion.
2583 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2585 * system.h: Poison SMALL_REGISTER_CLASSES
2586 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2587 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2589 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2591 PR tree-optimization/52285
2592 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2593 when deciding if a call is a tail call or tail recursion.
2595 2012-02-16 Kai Tietz <ktietz@redhat.com>
2597 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2598 interger-constant displacement for UNSPEC_PCREL.
2600 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2602 PR rtl-optimization/52208
2603 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2604 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2606 PR tree-optimization/52255
2607 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2608 loop->header has virtual PHI, but exit_e->dest doesn't, add
2609 virtual PHI to exit_e->dest and adjust all uses after the loop.
2612 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2613 children with clone_tree_hash, not after it.
2615 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2617 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2618 extended identifiers.
2620 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2623 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2624 a same_body_alias, also test whether e->callee isn't a former
2625 or current clone of the decl this is a same body alias of.
2627 PR translation/52264
2628 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2630 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2632 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2634 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2637 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2638 force_reg instead of copy_to_reg for better optimization. Force
2639 non-register or memory operands into a register.
2641 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2643 * extend.texi: Reserve upper bits of memory model for future use.
2645 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2646 Anatoly Sokolov <aesok@post.ru>
2647 Eric Weddington <eric.weddington@atmel.com>
2650 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2651 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2652 Rewrite initializers for .macro.
2653 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2654 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2655 atxmega32d4, atxmega32x1.
2656 avrxmega4: atxmega64a3, atxmega64d3.
2657 avrxmega5: atxmega64a1, atxmega64a1u.
2658 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2659 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2660 avrxmega7: atxmega128a1, atxmega128a1u.
2661 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2662 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2663 (struct base_arch_s): Rename reserved to xmega_p.
2664 Rename reserved2 to have_rampd.
2665 (AVR_XMEGA): New define.
2666 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2667 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2668 * config/avr/predicates.md (io_address_operand): Take into
2670 (low_io_address_operand): Ditto.
2671 (high_io_address_operand): Ditto.
2672 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2673 (enabled, movhi_sp_r): Use them.
2674 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2675 cpp_define_formatted to built-in define __AVR_ARCH__.
2676 (__AVR_XMEGA__): New built-in define.
2677 (__AVR_HAVE_RAMPD__): New built-in define.
2678 (__AVR_HAVE_RAMPX__): New built-in define.
2679 (__AVR_HAVE_RAMPY__): New built-in define.
2680 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2682 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2683 (avr_option_override): Initialize them.
2684 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2685 (avr_init_expanders): Initialize them. No more block several calls.
2686 (emit_push_sfr): New static function.
2687 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2689 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2690 (avr_print_operand): Print addreeses as symbols for
2691 RAMPX, RAMPY, RAMPD, CCP.
2692 (output_movhi): Handle AVR_XMEGA when writing to SP.
2693 (avr_out_movhi_mr_r_xmega): New static function.
2694 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2695 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2696 __RAMPD__, __CCP__ as needed.
2698 * config/avr/multilib.h: Regenerate.
2699 * config/avr/t-multilib: Regenerate.
2700 * config/avr/avr-tables.opt: Regenerate.
2702 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2704 PR tree-optimization/50561
2705 * graphite-flattening.c (lst_project_loop): Do not
2706 remove old scattering dimensions after flattening.
2707 (lst_do_flatten): Likewise.
2709 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2711 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2712 __builtin_avr_map8, __builtin_avr_map16.
2713 Document __builtin_avr_insert_bits.
2715 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2716 (insert_bits): New insn.
2717 (adjust_len.map_bits): Rename to insert_bits.
2718 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2719 * avr-protos.h (avr_out_map_bits): Remove.
2720 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2721 * config/avr/constraints.md (Cxf,C0f): New.
2722 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2723 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2724 New built-in define __BUILTIN_AVR_INSERT_BITS.
2725 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2726 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2727 (avr_move_bits): Rewrite.
2728 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2730 (avr_map_op_t): New typedef.
2731 (avr_map_op): New static variable.
2732 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2733 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2734 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2735 (bdesc_3arg, avr_expand_triop_builtin): New.
2736 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2737 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2738 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2739 (avr_map_equal_p, avr_map_sig_p): Remove.
2740 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2741 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2742 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2743 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2744 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2745 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2747 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2749 * config/c6x/c6x.md (reserve_cycles): New attribute.
2750 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2751 don't reserve functional units after the branch occurs.
2753 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2756 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2757 functions into non-tm_pure functions.
2759 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2762 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2763 (iterative_hash_canonical_type): Likewise.
2764 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2767 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2769 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2770 sched-group insn, it either remains alone or the entire list is pruned.
2772 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2774 * doc/install.texi (Prerequisites): Fix grammar.
2775 (Configuration): Likewise.
2777 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2779 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2780 MPC as part of GCC before describing configuring with --with-gmp etc.
2781 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2782 sources are present.
2784 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2787 * dwarf2out.c (clone_tree_hash): New function.
2788 (copy_decls_walk): Use it instead of clone_tree.
2790 2012-02-14 Richard Guenther <rguenther@suse.de>
2792 PR tree-optimization/52244
2793 PR tree-optimization/51528
2794 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2795 replacements for integral types.
2797 2012-02-14 Walter Lee <walt@tilera.com>
2799 * config.gcc: Handle tilegx and tilepro.
2800 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2802 Add HAVE_AS_TLS check for tilegx and tilepro.
2803 * configure: Regenerate.
2804 * doc/contrib.texi: Add Mat Hostetter and self.
2805 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2806 Document instruction intrinsics and network accessing intrinsics.
2807 (TILEPro Built-in Functions): New node. Document instruction
2808 intrinsics and network accessing intrinsics.
2809 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2810 (Specific, tilepro-*-linux*): Likewise.
2811 * doc/invoke.texi (TILE-Gx Options): New section.
2812 (TILEPro Options): New section.
2813 * doc/md.texi (TILE-Gx): New section.
2814 (TILEPro): New section.
2815 * common/config/tilegx/tilegx-common.c: New file.
2816 * common/config/tilepro/tilepro-common.c: New file.
2817 * config/tilegx/constraints.md: New file.
2818 * config/tilegx/linux.h: New file.
2819 * config/tilegx/mul-tables.c: New file.
2820 * config/tilegx/predicates.md: New file.
2821 * config/tilegx/sync.md: New file.
2822 * config/tilegx/t-tilegx: New file.
2823 * config/tilegx/tilegx-builtins.h: New file.
2824 * config/tilegx/tilegx-c.c: New file.
2825 * config/tilegx/tilegx-generic.md: New file.
2826 * config/tilegx/tilegx-modes.def: New file.
2827 * config/tilegx/tilegx-multiply.h: New file.
2828 * config/tilegx/tilegx-protos.h: New file.
2829 * config/tilegx/tilegx.c: New file.
2830 * config/tilegx/tilegx.h: New file.
2831 * config/tilegx/tilegx.md: New file.
2832 * config/tilegx/tilegx.opt: New file.
2833 * config/tilepro/constraints.md: New file.
2834 * config/tilepro/gen-mul-tables.cc: New file.
2835 * config/tilepro/linux.h: New file.
2836 * config/tilepro/mul-tables.c: New file.
2837 * config/tilepro/predicates.md: New file.
2838 * config/tilepro/t-tilepro: New file.
2839 * config/tilepro/tilepro-builtins.h: New file.
2840 * config/tilepro/tilepro-c.c: New file.
2841 * config/tilepro/tilepro-generic.md: New file.
2842 * config/tilepro/tilepro-modes.def: New file.
2843 * config/tilepro/tilepro-multiply.h: New file.
2844 * config/tilepro/tilepro-protos.h: New file.
2845 * config/tilepro/tilepro.c: New file.
2846 * config/tilepro/tilepro.h: New file.
2847 * config/tilepro/tilepro.md: New file.
2848 * config/tilepro/tilepro.opt: New file.
2850 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2852 PR tree-optimization/52210
2853 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2854 vect_model_simple_cost with two entry vect_def_type array instead
2855 of an address of dt.
2857 2012-02-14 Richard Guenther <rguenther@suse.de>
2860 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2861 Do not stream DECL_QUALIFIER.
2862 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2863 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2864 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2866 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2869 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2872 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2875 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2876 * cselib.c (cselib_subst_to_values_from_insn): New function.
2877 * sched-deps.c (add_insn_mem_dependence,
2878 sched_analyze_1, sched_analyze_2): Use it.
2880 2012-02-13 Jan Hubicka <jh@suse.cz>
2883 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2885 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2887 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2888 (GTM_SELF_SPECS): Define if not already defined.
2889 (driver_self_specs): Add GTM_SELF_SPECS.
2890 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2891 (GTM_SELF_SPECS): Define.
2892 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2893 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2895 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2897 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2900 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2903 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2904 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2906 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2909 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2911 2012-02-13 Richard Guenther <rguenther@suse.de>
2913 PR translation/52211
2914 * passes.c (enable_disable_pass): Fix typo.
2916 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2919 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2920 XOR for reduce_bit_field if type is unsigned.
2922 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2924 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2925 disallow changes from SFmode to mode with different size in FP regs.
2927 2012-02-12 Robert Millan <rmh@gnu.org>
2928 Gerald Pfeifer <gerald@pfeifer.com>
2930 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2933 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2935 PR rtl-optimization/52175
2936 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2937 to frame-related instructions.
2939 2012-02-10 Jason Merrill <jason@redhat.com>
2942 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2943 (demangle_new_symbols): Fill it.
2944 (scan_linker_output): Walk it.
2945 (start_tweaking): Split out from scan_linker_output.
2946 (maybe_tweak): Update sym->chosen.
2947 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2949 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2952 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2954 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2956 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2957 having the same mode as previous compare.
2959 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2961 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2962 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2963 (nonlocal_goto_internal): Likewise.
2964 (nonlocal_goto): Emit a use and an indirect jump directly.
2966 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2969 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2970 __atomic_{is,always}_lock_free.
2972 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2975 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2976 negative constant address for x32.
2978 2012-02-10 Richard Henderson <rth@redhat.com>
2980 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2981 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2982 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2984 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2985 Ira Rosen <irar@il.ibm.com>
2987 PR tree-optimization/50031
2988 * targhooks.c (default_builtin_vectorization_cost): Handle
2990 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2991 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2992 all types of reduction and pattern statements.
2993 (vect_estimate_min_profitable_iters): Likewise.
2994 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2995 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2996 for explicit realigns.
2997 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2998 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
3000 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
3001 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
3002 vec_perm for VSX and handle vec_promote_demote.
3004 2012-02-10 Jakub Jelinek <jakub@redhat.com>
3007 * builtins.c (fold_builtin_atomic_always_lock_free,
3008 expand_builtin_atomic_always_lock_free,
3009 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
3010 Return and/or test boolean_true_node/boolean_false_node instead of
3011 integer_one_node/integer_zero_node.
3013 2012-02-10 Jan Hubicka <jh@suse.cz>
3016 * predict.c (predict_paths_for_bb): Prevent looping.
3017 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
3019 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
3021 * config/arm/arm.c (output_move_double): In one case properly
3022 count number of instructions that will be emitted.
3024 2012-02-10 Richard Guenther <rguenther@suse.de>
3026 PR translation/52193
3027 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
3029 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
3032 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
3034 2012-02-09 Jakub Jelinek <jakub@redhat.com>
3037 * var-tracking.c (emit_note_insn_var_location): If
3038 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
3039 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
3040 non-NOTE_DURING_CALL_P insn.
3042 2012-02-09 Bin Cheng <bin.cheng@arm.com>
3045 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
3047 2012-02-08 Magnus Granberg <zorry@gentoo.org>
3050 * gcc.c (switch_matches) Support switches with separated form,
3053 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
3055 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
3057 (RAMPZ_ADDR): Ditto.
3058 * config/avr/avr.c (avr_addr_t): New typedef.
3059 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
3060 (avr_init_expanders): Initialize it.
3061 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
3063 (expand_epilogue): Ditto.
3064 (avr_print_operand): Ditto.
3065 (avr_file_start): Ditto.
3066 (avr_emit_movmemhi): Ditto.
3068 2012-02-08 Richard Guenther <rguenther@suse.de>
3070 PR tree-optimization/46886
3071 * tree-flow.h (do_while_loop_p): Declare.
3072 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
3073 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
3075 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
3077 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
3078 always succeed for integers larger than a native word.
3080 2012-02-08 Richard Guenther <rguenther@suse.de>
3082 PR rtl-optimization/52170
3083 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
3084 properly handle integer vector modes.
3086 2012-02-08 Jakub Jelinek <jakub@redhat.com>
3088 PR gcov-profile/52150
3089 * coverage.c: Include target.h.
3090 (build_var): Call targetm.strip_name_encoding on the assembler name.
3091 Change one _ into . or $ if the target allows it.
3092 * Makefile.in (coverage.o): Depend on $(TARGET_H).
3094 PR rtl-optimization/52139
3095 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
3096 is a BARRIER after emit_insn_after_noloc, move BB_END
3097 to the last non-BARRIER insn before it.
3099 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
3102 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
3103 (mips_gimplify_va_arg_expr): Call it instead of
3104 std_gimplify_va_arg_expr.
3106 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3108 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
3109 message for -mno-pointers-to-nested-function.
3111 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
3114 * expr.c (get_inner_reference): If there is an offset, add a negative
3115 bit position to it (if any).
3117 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3119 PR rtl-optimization/52060
3120 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
3121 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
3122 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
3123 and/or i0src_copy2 when needed.
3125 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3127 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
3128 or LTOPLUGINSONAME if have_c.
3130 * config/freebsd-spec.h: Add comment about what macros can be defined
3132 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
3133 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
3136 2012-02-07 Richard Guenther <rguenther@suse.de>
3138 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
3139 newline in -alias dumps.
3141 2012-02-07 Kai Tietz <ktietz@redhat.com>
3142 Dave Korn <dave.korn.cygwin@gmail.com>
3145 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3146 Take care that typinfo gets dllexport-attribute.
3148 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3151 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
3152 if modifier < EXPAND_SUM call force_operand on the result.
3154 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
3156 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
3157 adding __forwarder_dst__ prefix if a forwarder_section attribute is
3159 (epiphany_function_type): Replace types for specific interrupts with
3160 EPIPHANY_FUNCTION_INTERRUPT.
3161 (EPIPHANY_INTERRUPT_P): Update.
3162 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
3163 New static function.
3164 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
3165 <disinterrupt>: Affects type identity.
3166 (epiphany_handle_interrupt_attribute): Handle variable number of
3168 (epiphany_compute_function_type): Update for new
3169 epiphany_function_type definition.
3170 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
3171 handlers with a longcall forwarder.
3172 (epiphany_start_function): Handle multiple interrupt arguments and/or
3173 forwarder_section attribute.
3175 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
3178 2012-02-07 Alan Modra <amodra@gmail.com>
3181 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
3184 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3186 PR tree-optimization/50969
3187 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3188 use vec_perm rather than vector_stmt.
3189 (vect_model_load_cost): Likewise.
3190 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3191 vec_perm to be the same as other vector statements.
3192 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3193 cost of vec_perm for TARGET_VSX.
3195 2012-02-06 Richard Guenther <rguenther@suse.de>
3197 PR tree-optimization/52115
3198 * tree-sra.c (access_has_replacements_p): New function.
3199 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3201 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3204 * trans-mem.c (expand_call_tm): Add an assertion.
3205 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3208 2012-02-06 Richard Guenther <rguenther@suse.de>
3210 PR tree-optimization/50955
3211 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3212 raise cost of expressions that replace an address with an
3213 expression based on a different pointer.
3215 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3218 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3219 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3221 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3224 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3225 -Weffc++ and specify guidelines come from second edition.
3227 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3229 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3230 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3231 (call_direct_split, call_value_split, call_value_internal_direct)
3232 (call_value_direct_split, call_value_multiple_split): Use jal and
3233 jal_macro attributes.
3235 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3237 * reload1.c (reload_regs_reach_end_p): Replace with...
3238 (reload_reg_rtx_reaches_end_p): ...this function.
3239 (new_spill_reg_store): Update commentary.
3240 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3241 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3242 before setting new_spill_reg_store.
3243 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3244 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3245 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3246 for non-spill reload registers.
3248 2012-02-05 Ira Rosen <irar@il.ibm.com>
3250 PR tree-optimization/52091
3251 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3252 (vect_is_simple_use_1): Likewise.
3253 * tree-vect-loop.c (vectorizable_reduction): Update calls
3254 to vect_is_simple_use_1 and vect_is_simple_use.
3255 (vectorizable_live_operation): Likewise.
3256 * tree-vect-patterns.c (widened_name_p,
3257 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3258 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3259 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3260 vectorizable_shift,vectorizable_operation, vectorizable_store,
3261 vectorizable_load): Likewise.
3262 (vect_is_simple_cond): Add an argument, pass it to
3263 vect_is_simple_use_1.
3264 (vectorizable_condition): Update calls to vect_is_simple_cond,
3266 (vect_is_simple_use): Add an argument, the statement in which
3267 OPERAND is used. Check that if OPERAND's def stmt is a double
3268 reduction phi node, the use is a phi node too.
3269 (vect_is_simple_use_1): Add an argument, pass it to
3271 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3272 to vect_is_simple_use.
3274 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3276 PR rtl-optimization/52095
3277 * modulo-sched.c (dump_insn_locator): New function.
3278 (loop_canon_p, sms_schedule): Use it.
3280 PR rtl-optimization/52113
3281 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3282 even for decomposable shift/zext insns.
3284 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3285 Zdenek Dvorak <ook@ucw.cz>
3287 PR rtl-optimization/52092
3288 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3289 on get_iv_value result.
3291 2012-02-02 Andrew Pinski <apinski@cavium.com>
3295 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3297 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3300 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3302 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3304 PR rtl-optimization/49800
3305 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3306 (sched_finish): Call regstat_free_n_sets_and_refs.
3308 2012-02-02 Jia Liu <proljc@gmail.com>
3310 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3313 2012-02-02 Jan Hubicka <jh@suse.cz>
3314 Tom de Vries <tom@codesourcery.com>
3317 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3318 * varpool.c (varpool_analyze_pending_decls): Likewise.
3320 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3321 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3323 * config.gcc: Add cr16-* support.
3325 * doc/extend.texi: Document cr16 extensions.
3326 * doc/install.texi: Document cr16 install.
3327 * doc/invoke.texi: Document cr16 options.
3328 * doc/md.texi: Document cr16 constraints.
3330 * common/config/cr16/cr16-common.c: New file.
3331 * config/cr16/cr16.c: New file.
3332 * config/cr16/cr16.h: New file.
3333 * config/cr16/cr16.md: New file.
3334 * config/cr16/cr16.opt: New file.
3335 * config/cr16/cr16-protos.h: New file.
3336 * config/cr16/predicates.md: New file.
3337 * config/cr16/constraints.md: New file.
3338 * config/cr16/t-cr16: New file.
3340 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3343 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3344 that operands[2] is either immediate, or q_regs_operand.
3346 PR tree-optimization/52073
3347 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3348 a pattern stmt for pattern uses, ignore uses outside of the loop.
3350 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3352 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3353 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3354 (OUT_AS1, OUT_AS2): Remove.
3356 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3358 PR rtl-optimization/51374
3359 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3360 to cross other volatile_refs_p insns.
3362 2012-02-01 Richard Guenther <rguenther@suse.de>
3364 * doc/invoke.texi (fno-inline): Clarify documentation.
3365 (finline-small-functions): Likewise.
3366 (finline-functions): Likewise.
3367 * common.opt (finline): Adjust comment and documentation.
3368 (finline-small-functions): Clarify documentation.
3369 (finline-functions): Likewise.
3370 (finline-functions-called-once): Likewise.
3372 2012-02-01 Tristan Gingold <gingold@adacore.com>
3374 * c-typeck.c (composite_type): Keep mode for pointers.
3376 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3378 * function.h (regno_reg_rtx): Adjust comment.
3379 * reginfo.c (init_reg_modes_target): Only use the previous mode
3380 if it fits within one register. Remove MIPS comment.
3382 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3385 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3387 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3389 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3390 to srak instruction.
3392 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3394 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3396 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3401 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3403 2012-01-31 Richard Guenther <rguenther@suse.de>
3405 PR tree-optimization/51528
3406 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3409 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3414 * ree.c (add_removable_extension): Change def_map argument
3415 to unsigned *, store in def_map 1 + offset into *insn_list vector
3416 instead of pointers into the vector.
3417 (find_removable_extensions): Adjust caller.
3419 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3421 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3422 Transform all "* quoted-c-code" to { c-code }.
3423 Remove redundant test for "optimize" in combine patterns.
3424 Move (include "avr-dimode.md") to end of file.
3426 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3429 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3430 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3432 2012-01-30 Richard Guenther <rguenther@suse.de>
3434 PR tree-optimization/52028
3435 * tree-loop-distribution.c (ldist_gen): Properly update
3438 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3441 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3442 set_cur_line_info_table if not emitting debug info.
3444 PR tree-optimization/52046
3445 * tree-vect-patterns.c (check_bool_pattern): Give up if
3446 a comparison could throw.
3449 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3451 2012-01-30 Richard Guenther <rguenther@suse.de>
3453 PR tree-optimization/52045
3454 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3455 SSA form if cfgcleanup did anything.
3457 2012-01-30 Richard Guenther <rguenther@suse.de>
3459 PR tree-optimization/52045
3460 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3461 before computing final todo.
3463 2012-01-30 Richard Guenther <rguenther@suse.de>
3465 PR tree-optimization/51528
3466 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3469 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3471 * df-problems.c (df_kill_notes): Check that the use refers
3472 to the note under examination.
3474 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3477 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3478 parameter and use short-lived pseudos.
3479 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3480 (sparc_expand_vector_init): Const-ify local variables and adjust
3481 calls to above functions.
3483 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3485 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3487 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3489 * doc/invoke.texi: Make usage of "compile time" and
3490 "run time"/"runtime" consistent throughout the file.
3492 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3494 * config/alpha/alpha.c (alpha_option_override): Default to
3495 full IEEE compliance mode for Go language.
3497 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3499 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3500 (LINK_SSP_SPEC): Define.
3502 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3505 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3508 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3510 * doc/invoke.texi: Correct hyphenation of "floating point",
3511 "double precision", and related terminology throughout the file.
3513 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3516 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3517 arm_general_register_operand predicate for operand 2 instead of
3520 2012-01-27 Ian Lance Taylor <iant@google.com>
3523 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3524 * builtins.c (expand_builtin_init_trampoline): Add onstack
3525 parameter. Change caller.
3526 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3527 * tree.c (build_common_builtin_nodes): Declare
3528 __builtin_init_heap_trampoline.
3530 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3532 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3533 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3534 * config/avr/avr.c: Ditto.
3535 (avr_regnames): Remove because unused.
3536 * config/avr/avr.md (*cpse.ne): New peephole.
3537 (*cpse.eq): New peephole from former cpse peepholes.
3539 2012-01-27 Michael Eager <eager@eagercon.com>
3541 * config/microblaze.c (microblaze_emit_compare): Correct
3542 test after pcmp instruction.
3544 2012-01-27 Richard Guenther <rguenther@suse.de>
3546 PR tree-optimization/52020
3547 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3549 2012-01-27 Richard Guenther <rguenther@suse.de>
3551 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3552 function non-const/pure.
3554 2012-01-27 Richard Guenther <rguenther@suse.de>
3556 PR tree-optimization/50444
3557 * tree-sra.c (build_ref_for_offset): Properly adjust the
3558 MEM_REF type for unaligned accesses.
3560 2012-01-27 Richard Guenther <rguenther@suse.de>
3562 PR tree-optimization/50444
3563 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3564 (expand_assignment): Use it. Properly handle misaligned
3565 bases when expanding stores to component references.
3566 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3569 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3572 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3573 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3574 * tree-data-ref.c (find_data_references_in_loop): Make static.
3575 (compute_all_dependences): Change return type to bool. Bail out
3576 for too many datarefs in a loop. Move the hunk resetting the data
3577 dependences vector from ...
3578 (compute_data_dependences_for_loop): ... here. Account for
3579 compute_all_dependences returning false.
3580 (compute_data_dependences_for_bb): Likewise.
3581 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3582 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3584 2012-01-27 Richard Guenther <rguenther@suse.de>
3587 * expr.c (store_field): Use the alias-set of the scratch memory
3590 2012-01-27 Tom de Vries <tom@codesourcery.com>
3592 PR tree-optimization/51990
3593 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3595 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3597 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3600 * var-tracking.c (reverse_op): Don't add any reverse operation
3601 if V already has any constant locations.
3603 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3605 * doc/invoke.texi: Correct usage of "command line" (noun)
3606 vs "command-line" (adjective) throughout.
3608 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3610 * doc/invoke.texi (Language Independent Options): Move
3611 -Wcoverage-mismatch blurb from here....
3612 (Warning Options): ...to here.
3614 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3616 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3617 Set rs6000_always_hint to false for 476.
3619 2012-01-27 Matthias Klose <doko@ubuntu.com>
3621 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3623 * incpath.c (add_standard_paths): Likewise.
3625 2012-01-27 Richard Henderson <rth@redhat.com>
3627 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3628 * config/m68k/sync.md (atomic_test_and_set): Rename from
3629 sync_test_and_setqi and adjust the operands.
3630 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3631 and unconditionally enable.
3633 2012-01-27 Richard Henderson <rth@redhat.com>
3635 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3636 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3637 (ldstub): Rename from ldstubqi.
3638 (ldstub<I24MODE>): Remove.
3640 2012-01-27 Richard Henderson <rth@redhat.com>
3642 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3643 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3644 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3645 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3646 * doc/tm.texi: Rebuild.
3648 2012-01-27 Richard Henderson <rth@redhat.com>
3650 * optabs.c (gen_atomic_test_and_set): Remove default.
3651 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3653 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3655 PR rtl-optimization/51978
3656 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3657 (combine_reaching_defs): Likewise.
3658 (struct re_info): Remove.
3659 (add_removable_extension): Remove x and data arguments,
3660 add insn, insn_list and def_map. Use the arguments directly
3661 instead of using struct re_info.
3662 (find_removable_extensions): Don't call add_removable_extension
3663 through note_stores, instead just call it with single_set
3665 (find_and_remove_re): Pass curr_cand->expr instead of
3666 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3668 2012-01-26 Michael Matz <matz@suse.de>
3670 PR tree-optimization/46590
3671 * cfgexpand.c: Revert last change (r183305).
3672 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3674 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3675 checking for emptiness.
3677 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3680 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3681 non-addressable non-BLKmode base correctly.
3683 2012-01-26 Michael Matz <matz@suse.de>
3685 PR tree-optimization/48794
3686 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3687 regions referenced from RESX/EH_DISPATCH.
3689 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3691 * config/s390/s390.h: Make BRANCH_COST an option.
3692 * config/s390/s390.opt: New option -mbranch-cost.
3694 2012-01-26 Richard Henderson <rth@redhat.com>
3696 Revert 2012-01-24 change:
3697 * trans-mem.c (requires_barrier): Do not instrument thread local
3698 variables and emit save/restore for them.
3700 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3703 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3706 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3708 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3711 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3714 Rename __pgm to __flash.
3715 Rename __pgm1 to __flash1.
3716 Rename __pgm2 to __flash2.
3717 Rename __pgm3 to __flash3.
3718 Rename __pgm4 to __flash4.
3719 Rename __pgm5 to __flash5.
3720 Rename __pgmx to __memx.
3721 * doc/extend.texi (AVR Named Address Spaces)
3722 Rename address space names as indicated above.
3723 * config/avr/avr.c (avr_addrspace): Ditto.
3725 * config/avr/avr-protos.h
3726 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3727 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3728 * config/avr/predicates.md: Ditto.
3729 * config/avr/avr.c Ditto, and
3730 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3731 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3733 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3734 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3735 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3736 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3737 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3738 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3739 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3740 * config/avr/avr.c: Ditto.
3741 * config/avr/avr.md: Ditto.
3743 2012-01-25 Jason Merrill <jason@redhat.com>
3746 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3748 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3750 PR tree-optimization/51987
3751 * tree-data-ref.c (get_references_in_stmt): Handle references in
3752 non-volatile GIMPLE_ASM.
3754 2012-01-25 Richard Guenther <rguenther@suse.de>
3756 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3757 bases are dereferenced.
3759 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3761 PR rtl-optimization/48374
3762 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3764 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3766 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3767 compute_data_dependences_for_loop returns false.
3768 * tree-parloops.c (loop_parallel_p): Likewise.
3770 2012-01-25 Richard Guenther <rguenther@suse.de>
3772 * tree.h (get_pointer_alignment_1): Declare.
3773 * builtins.c (get_pointer_alignment_1): New function.
3774 (get_pointer_alignment): Use it.
3776 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3778 PR rtl-optimization/48308
3779 * combine.c (enum undo_kind): Add UNDO_LINKS.
3780 (struct undo): Add member l to other_contents and where.
3781 (do_SUBST_LINK): New.
3783 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3784 (undo_all): Handle UNDO_LINKS.
3786 2012-01-25 Richard Henderson <rth@redhat.com>
3788 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3791 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3793 * optabs.c (gen_atomic_test_and_set): Use each argument.
3795 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3797 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3798 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3799 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3800 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3801 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3802 TARGET_PAIRED_SINGLE_FLOAT.
3804 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3806 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3807 (in_struct, return_val): Remove MEM documentation.
3808 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3809 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3810 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3812 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3813 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3814 * expr.c (store_field): Likewise.
3815 * function.c (assign_stack_temp_for_type): Likewise.
3816 * ifcvt.c (noce_try_cmove_arith): Likewise.
3817 * reload1.c (reload): Likewise.
3818 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3819 (alpha_set_memflags): Likewise.
3820 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3822 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3824 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3826 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3827 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3828 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3830 * cselib.c (cselib_rtx_varies_p): Delete.
3831 (cselib_invalidate_mem): Update call to canon_true_dependence.
3832 * dse.c (record_store, check_mem_read_rtx): Likewise.
3833 (scan_reads_nospill): Likewise.
3834 * cse.c (check_dependence): Likewise.
3835 (cse_rtx_varies_p): Delete.
3836 * expr.c (safe_from_p): Update call to true_dependence.
3837 * ira.c (validate_equiv_mem_from_store): Likewise.
3838 (memref_referenced_p): Likewise.
3839 * postreload-gcse.c (find_mem_conflicts): Likewise.
3840 * sched-deps.c (sched_analyze_2): Likewise.
3841 * store-motion.c (load_kills_store): Likewise.
3842 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3843 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3844 (compute_transp): Update call to canon_true_dependence.
3846 2012-01-25 Richard Henderson <rth@redhat.com>
3848 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3849 (maybe_emit_atomic_test_and_set): New.
3850 (expand_sync_lock_test_and_set): Use it.
3851 (expand_atomic_test_and_set): Likewise.
3852 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3853 the implementation; clarify implementation defined details.
3854 * doc/md.texi (atomic_test_and_set): Document.
3856 2012-01-25 Richard Henderson <rth@redhat.com>
3858 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3860 2012-01-25 Richard Henderson <rth@redhat.com>
3863 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3864 to effect no-op split.
3866 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3869 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3870 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3871 (BT_FN_VOID_PTR_INT_SIZE): New.
3872 (BT_FN_UINT_UINT_VAR): Remove.
3873 (BT_FN_UINT32_UINT32_VAR): New.
3874 (BT_FN_DOUBLE_VPTR): Remove.
3875 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3877 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3878 (_ITM_changeTransactionMode): Same.
3879 (_ITM_memmoveRtWt): Change return type to void.
3880 (_ITM_memcpyRtWt): Same.
3881 (_ITM_memsetW): Same.
3882 (_ITM_RaRD): Change types to double.
3887 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3889 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3890 Patrick Marlier <patrick.marlier@gmail.com>
3892 * trans-mem.c (requires_barrier): Do not instrument thread local
3893 variables and emit save/restore for them.
3895 2012-01-24 Jason Merrill <jason@redhat.com>
3898 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3899 output static aliases.
3901 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3904 * common.opt (-pie, -shared, pie, shared): Change from Common to
3906 * gcc.c (display_help): Display help for -pie and -shared.
3908 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3911 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3912 Remove note on size/offset limitation.
3913 (AVR Variable Attributes): Add example how to read data located
3914 with progmem. Refer to named address spaces.
3915 * doc/invoke.texi (AVR Options): Fix typo.
3917 2012-01-24 Richard Guenther <rguenther@suse.de>
3919 Forward-port to trunk
3920 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3923 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3924 op0 isn't sufficiently aligned and there is movmisalignM
3925 insn for mode, use it to load op0 into a temporary register.
3927 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3930 * target.def (const_not_ok_for_debug_p): New hook.
3931 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3933 * doc/tm.texi: Regenerated.
3934 * dwarf2out.c (const_ok_for_output_1): If
3935 targetm.const_not_ok_for_debug_p returns true, fail.
3936 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3938 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3940 2012-01-23 Kai Tietz <ktietz@redhat.com>
3943 * config/i386/predicates.md (symbolic_operand): Allow
3944 UNSPEC_PCREL as PIC expression for lea.
3945 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3946 * config/i386/i386.c (ix86_delegitimize_address): Handle
3947 UNSPEC_PCREL for none-MEM, too.
3949 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3951 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3952 (ipa_tm_create_version_alias): Same.
3954 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3957 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3958 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3960 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3961 Patrick Marlier <patrick.marlier@gmail.com>
3962 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3965 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3966 simple_object_start_read.
3968 2012-01-23 Richard Guenther <rguenther@suse.de>
3971 PR tree-optimization/51895
3972 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3973 parameter decomposition into BLKmode components.
3975 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3977 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3978 fake variables for restrict-qualified pointers whose pointed-to type
3979 contains a placeholder.
3981 2012-01-23 Richard Guenther <rguenther@suse.de>
3983 PR tree-optimization/51949
3984 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3986 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3988 PR rtl-optimization/51933
3989 * ree.c (transform_ifelse): Return true right away if dstreg is
3990 already wider or equal to cand->mode.
3991 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3992 (make_defs_and_copies_lists): Remove defs_list and copies_list
3993 arguments, add state argument, just truncate state->work_list
3994 instead of always allocating and freeing the vector. Assert that
3995 get_defs succeeds instead of returning 2. Changed return type to bool.
3996 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3997 have ext_src_mode, see if it has been modified already with the
3998 right kind of extension and has been extended before from the
3999 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
4000 just return true. Remember the original mode in state->modified array.
4001 (combine_reaching_defs): Add state argument. Don't allocate and
4002 free here def_list, copied_list and vec vectors, instead just
4003 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
4004 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
4005 Add state variable, clear vectors in it, initialize state.modified
4006 if needed. Free all the vectors at the end and state.modified too.
4007 Don't skip a candidate if the extension expression has been modified.
4009 2012-01-22 Douglas B Rupp <rupp@gnat.com>
4012 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
4013 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
4014 (extra_options) interix.opt -> i386/interix.opt"
4015 (extra_objs):Add winnt-stubs.o
4016 * configure.ac: Add interix to target_os .comm on PE check.
4017 * configure: Regenerate.
4018 * config/interix3.h: Delete and move bits to..
4019 * config/interix.h: Delete and move bits to..
4020 * config/i386/i386-interix3.h: Delete and move bits to..
4021 * config/i386/i386-interix.h: ..here.
4022 (TARGET_CPU_DEFAULT): Remove redefinition.
4023 (TARGET_ASM_CONSTRUCTOR): Undefine.
4024 (SUBTARGET_SWITCHES): Define for ms-bitfields.
4025 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
4026 (PTRDIFF_TYPE): Define.
4027 (LONG_DOUBLE_TYPE_SIZE): Define.
4028 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
4029 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
4030 (TARGET_SECTION_TYPE_FLAGS): Define.
4031 (ASM_DECLARE_FUNCTION_NAME): Define.
4032 (ASM_OUTPUT_EXTERNAL): Define.
4033 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
4034 (ASM_OUTPUT_ALIGNED_BSS): Define.
4035 (PCC_BITFIELD_TYPE_MATTERS): Define.
4036 (USE_CONST_SECTION): Define.
4037 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
4038 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
4039 (SUPPORTS_ONE_ONLY): Remove.
4040 (I386_PE_STRIP_ENCODING): Define.
4041 * config/interix.opt: Delete and move bits to..
4042 * config/i386/interix.opt: ..here. New.
4043 (mpe-aligned-commons): Add.
4044 * config/i386/t-interix: Add copyright header.
4045 (winnt-stubs.o): Add rule.
4047 2012-01-22 Jason Merrill <jason@redhat.com>
4050 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
4051 for extra name aliases.
4053 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
4055 PR rtl-optimization/51924
4056 * ree.c (combine_set_extension): Improve debugging message.
4057 (combine_reaching_defs): Likewise.
4058 (get_defs): Rename confusingly named variable.
4059 (find_and_remove_re): Skip a candidate if the extension expression has
4062 2012-01-21 Robert Millan <rmh@gnu.org>
4063 Gerald Pfeifer <gerald@pfeifer.com>
4065 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
4066 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
4068 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4070 PR tree-optimization/51914
4071 * tree-vect-stmts.c (vectorizable_conversion): For
4072 cvt_type && modifier == WIDEN, put temporary with cvt_type
4073 at the beginning of vec_dsts and set vec_dest to temporary
4076 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
4078 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
4080 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
4082 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
4083 * config/rs6000/rs6000.c: Likewise.
4085 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4088 * config/arm/arm.c (arm_count_output_move_double_insns): Call
4089 output_move_double on a copy of operands array.
4091 2012-01-20 Cary Coutant <ccoutant@google.com>
4092 Dodji Seketeli <dodji@redhat.com>
4095 * dwarf2out.c (copy_declaration_context): Return ref to parent
4096 of declaration DIE, if necessary.
4097 (remove_child_or_replace_with_skeleton): Add new parameter; update
4098 caller. Place skeleton DIE under parent DIE of original declaration.
4099 Move call to copy_declaration_context to here ...
4100 (break_out_comdat_types): ... from here.
4102 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4104 PR rtl-optimization/51856
4105 * reload.c (find_reloads_subreg_address): Set the address_reloaded
4108 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4111 * config/arm/arm.c (arm_print_operand): Correct output of alignment
4112 hints for neon loads and stores.
4114 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
4118 * doc/extend.texi (Named Address Spaces): Split into subsections.
4119 (AVR Named Address Spaces): New subsection.
4120 (M32C Named Address Spaces): New subsection.
4121 (RL78 Named Address Spaces): New subsection.
4122 (SPU Named Address Spaces): New subsection.
4123 (Variable Attributes): New anchor "AVR Variable Attributes".
4124 (AVR Variable Attributes): Rewrite and avoid wording
4125 "address space" in this context.
4126 * doc/invoke.texi (AVR Options): Rewrite and add documentation
4127 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
4128 (AVR Built-in Macros): New subsubsection therein.
4129 * doc/md.texi (AVR constraints): Remove "C04", "R".
4131 2012-01-20 Richard Guenther <rguenther@suse.de>
4133 PR tree-optimization/51903
4134 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
4135 when removing stmts.
4137 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4140 * config/arm/arm.c (arm_load_pic_register): Use
4141 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
4142 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
4143 (arm_pic_static_addr): Likewise.
4144 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
4145 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
4146 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
4147 (pic_load_addr_unified): New.
4149 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
4152 * function.c (instantiate_virtual_regs_in_insn): Use
4153 delete_insn_and_edges when removing a wrong asm insn.
4155 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
4157 PR rtl-optimization/40761
4158 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
4159 Add new member loop_num.
4160 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
4161 (ira_build): Remove the parameter.
4163 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
4164 (ira.c): Do not build CFG loops for one region allocation. Remove
4165 argument from ira_build call.
4167 * ira-build.c (init_loop_tree_node): New function.
4168 (create_loop_tree_nodes): Use it. Separate the case when CFG
4169 loops are not built.
4170 (more_one_region_p): Check current_loops.
4171 (finish_loop_tree_nodes): Separate the case when CFG loops are not
4173 (add_loop_to_tree): Process loop equal to NULL too.
4174 (form_loop_tree): Separate the case when CFG loops are not built.
4175 Use explicitly number for the root.
4176 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
4178 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
4179 instead of loop->num.
4180 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
4181 (mark_all_loops_for_removal): Ditto.
4182 (remove_unnecessary_regions): Separate the case when CFG loops
4184 (ira_build): Remove the parameter. Use explicit number of regions
4185 when CFG loops are not built.
4187 * ira-color.c (print_loop_title): Separate the case for the root node.
4188 Use loop_num instead of loop->num.
4189 (move_spill_restore): Use loop_num instead of loop->num.
4191 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4192 (change_loop): Ditto.
4193 (change_loop): Use loop_num instead of loop->num.
4195 * ira-lives.c (process_bb_node_lives): Ditto.
4197 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4199 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4201 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4204 * tree-mudflap.c (mf_artificial): New function.
4205 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4206 mx_register_decls, mudflap_enqueue_decl): Use it.
4209 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4210 numbers in the insn pattern.
4212 2012-01-19 Michael Matz <matz@suse.de>
4214 PR tree-optimization/46590
4215 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4216 use it in remembering which conflicts we already created.
4217 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4220 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4223 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4224 (merge_and_complain): Same.
4226 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4229 * config/initfini-array.h: Guard content of the header
4230 with #ifdef HAVE_INITFINI_ARRAY.
4231 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4232 Add initfini-array.h to tm_file here.
4233 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4234 * config.gcc: Don't add initfini-array.h to tm_file here.
4235 * configure: Regenerated.
4237 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4239 PR rtl-optimization/51505
4240 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4241 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4242 (df_note_bb_compute): Update the call to df_kill_notes.
4244 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4246 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4248 2012-01-18 Richard Guenther <rguenther@suse.de>
4250 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4251 of conversions to void *.
4253 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4254 Richard Sandiford <rdsandiford@googlemail.com>
4258 * optabs.h (simplify_expand_binop): Declare.
4259 * optabs.c (simplify_expand_binop): Make global.
4260 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4261 endian targets if the source cannot be exactly covered by word
4264 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4267 * hard-reg-set.h (struct hard_reg_set_container): New type.
4268 * target.h (struct hard_reg_set_container): Forward declare.
4269 * target.def (set_up_by_prologue): New target hook.
4270 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4271 * doc/tm.texi: Regenerated.
4272 * function.c (thread_prologue_and_epilogue_insns): Change
4273 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4274 Call targetm.set_up_by_prologue on it.
4275 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4276 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4278 2012-01-17 Nick Clifton <nickc@redhat.com>
4280 * config/rx/rx.c (rx_can_use_simple_return): New function.
4281 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4282 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4284 2012-01-17 Richard Guenther <rguenther@suse.de>
4287 * expr.c (expand_assignment): Take address-space information
4288 from the address operand of MEM_REF and TARGET_MEM_REF.
4289 (expand_expr_real_1): Likewise.
4291 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4293 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4294 reload dump is requested.
4296 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4299 * trans-mem.c (requires_barrier): Call may_be_aliased.
4301 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4303 PR tree-optimization/51877
4304 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4305 call arguments and fndecls compare equal, instead return false if they
4306 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4307 both SSA_NAMEs that are valueized the same, or they satisfy
4310 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4312 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4314 * configure: Regenerate.
4316 2012-01-16 Jan Hubicka <jh@suse.cz>
4320 * convert.c (convert_to_integer): Use fold_convert for
4321 converting an INTEGER_CST to integer type.
4323 2012-01-16 Jason Merrill <jason@redhat.com>
4326 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4328 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4331 * config/s390/s390.c (s390_chunkify_start): Don't skip
4332 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4333 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4334 If insn is followed by NOTE_INSN_VAR_LOCATION or
4335 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4336 Don't use location of note insns.
4338 PR tree-optimization/51865
4339 * tree-inline.c (tree_function_versioning): Call remap_decl
4340 on DECL_RESULT whenever it has VOID_TYPE_P type.
4342 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4344 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4345 for calls to locally-binding MIPS16 functions if only the return
4346 type uses float regs.
4348 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4349 Richard Sandiford <rdsandiford@googlemail.com>
4351 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4352 (SYMBOL_32_HIGH): Likewise.
4353 (mips_output_tls_reloc_directive): Declare.
4354 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4355 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4356 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4357 (mips_lo_relocs, mips_hi_relocs): Make extern.
4358 (mips16_stub_function): Move up file.
4359 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4360 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4361 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4362 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4363 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4364 (mips_get_tp): Add MIPS16 support.
4365 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4366 Generalize DTPREL and TPREL handling.
4367 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4368 Add MIPS16 TLS support.
4369 (mips_output_tls_reloc_directive): New function.
4370 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4371 * config/mips/predicates.md (symbolic_operand_with_high)
4372 (tls_reloc_operand): New predicates.
4373 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4374 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4375 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4376 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4377 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4378 (*tls_get_tp_mips16_call_<mode>): Likewise.
4380 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4382 PR rtl-optimization/51821
4383 * recog.c (peep2_find_free_register): Determine clobbered registers
4386 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4389 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4390 * config/avr/avr.c: Likewise.
4391 * config/avr/avr.h: Likewise.
4393 2012-01-13 Ian Lance Taylor <iant@google.com>
4396 * tree.h (TYPE_QUALS): Add cast to int.
4397 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4399 2012-01-13 Ian Lance Taylor <iant@google.com>
4401 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4402 comparing param_index to VEC_length result.
4404 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4406 * c-decl.c: Do not include tree-mudflap.h
4407 * tree-optimize.c: Likewise.
4408 * Makefile.in: Update dependencies.
4410 2012-01-13 Richard Guenther <rguenther@suse.de>
4413 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4414 variable-sized result always use RSO.
4416 2012-01-12 DJ Delorie <dj@redhat.com>
4418 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4419 pointer type, not just the default pointer type.
4421 2012-01-09 Richard Henderson <rth@redhat.com>
4422 Denis Chertykov <chertykov@gmail.com>
4425 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4426 * config/avr/avr.c (avr_can_eliminate): Simplify.
4427 (avr_initial_elimination_offset): Likewise.
4428 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4429 (expand_epilogue): Likewise.
4430 (avr_legitimize_address): Gut.
4431 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4432 (avr_hard_regno_nregs): New.
4433 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4434 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4435 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4436 add soft frame pointer.
4437 (CALL_USED_REGISTERS): Likewise.
4438 (REG_CLASS_CONTENTS): Likewise.
4439 (REGISTER_NAMES): Likewise.
4440 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4441 (HARD_FRAME_POINTER_REGNUM): New.
4442 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4443 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4444 remove the HARD_FRAME_POINTER self-elimination.
4446 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4449 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4450 DECL_EXTERNAL when checking for initializers of progmem variables.
4452 2012-01-12 Ira Rosen <irar@il.ibm.com>
4454 PR tree-optimization/51799
4455 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4456 that the last operation is a type demotion.
4458 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4460 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4461 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4463 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4466 * combine.c (distribute_notes): If i3 is a noreturn call,
4467 allow old_size to be equal to args_size and make sure the
4468 noreturn call gets REG_ARGS_SIZE note.
4469 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4470 on noreturn calls even when the delta is 0.
4472 2012-01-11 Nathan Sidwell <nathan@acm.org>
4474 * gcov.c (STRING_SIZE): Remove.
4475 (generate_results): Erase annotations for source files with no
4476 coverage information.
4478 (output_lines): Use it.
4480 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4482 * gimple.h (gimplify_body): Remove first argument.
4483 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4484 pointer set here, instead just pass DATA to walk_tree.
4485 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4486 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4487 (unvisit_body): Likewise, but with unmark_visited.
4488 (gimplify_body): Remove BODY_P argument and adjust.
4489 (gimplify_function_tree): Adjust call to gimplify_body.
4490 * omp-low.c (finalize_task_copyfn): Likewise.
4492 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4494 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4495 (build_function_type_skip_args): Delete.
4496 * tree.c (build_function_type_skip_args): Make static and add
4497 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4498 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4499 pass it to build_function_type_skip_args.
4500 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4501 (tree_function_versioning): Likewise.
4502 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4503 build_function_decl_skip_args.
4504 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4505 and pass it to build_function_decl_skip_args/tree_function_versioning.
4506 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4507 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4508 * trans-mem.c (ipa_tm_create_version): Likewise.
4509 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4510 * tree-inline.c (declare_return_variable): Remove always-true test.
4511 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4512 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4513 * ipa-split.c (split_function): Skip the return value for the split
4514 part if it doesn't return.
4516 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4518 PR tree-optimization/49642
4519 * ipa-split.c (forbidden_dominators): New variable.
4520 (check_forbidden_calls): New function.
4521 (dominated_by_forbidden): Likewise.
4522 (consider_split): Check for forbidden dominators.
4523 (execute_split_functions): Initialize and free forbidden
4524 dominators info; call check_forbidden_calls.
4526 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4528 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4530 2012-01-11 Nick Clifton <nickc@redhat.com>
4532 * config/rx/rx.md (return): Define pattern.
4534 2012-01-11 Richard Guenther <rguenther@suse.de>
4536 * doc/extend.texi (malloc attribute): Adjust according to
4539 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4540 Patrick Marlier <patrick.marlier@gmail.com>
4543 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4544 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4545 (ipa_tm_note_irrevocable): Same.
4546 (ipa_tm_scan_irr_block): Same.
4547 (ipa_tm_decrement_clone_counts): Same.
4548 (ipa_tm_scan_irr_function): Same.
4549 (ipa_tm_create_version_alias): Same.
4550 (ipa_tm_create_version): Same.
4551 (ipa_tm_transform_calls_redirect): Same.
4552 (ipa_tm_transform_calls): Same.
4553 (ipa_tm_transform_transaction): Same.
4554 (ipa_tm_execute): Same.
4556 2012-01-10 Richard Guenther <rguenther@suse.de>
4559 * opts.c (common_handle_option): Handle -Werror.
4561 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4563 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4566 2012-01-10 Jason Merrill <jason@redhat.com>
4568 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4571 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4573 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4574 supports R_386_TLS_GD_PLT reloc.
4575 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4576 supports R_386_TLS_LDM_PLT reloc.
4577 * configure: Regenerate.
4578 * config.in: Regenerate.
4580 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4583 Extend __pgmx semantics to linearize memory.
4584 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4585 determine if code comes inline or from libgcc.
4586 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4587 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4588 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4589 (movmemx_qi, movmemx_hi): New insns.
4590 (xload_<mode>_libgcc): Rewrite to new insn condition.
4591 (xload_<mode>): Remove insns.
4592 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4593 cases that don't satisfy avr_xload_libgcc_p().
4594 (avr_addr_space_convert): Allow converting in any direction.
4595 (avr_addr_space_subset_p): Return always true.
4596 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4597 (avr_emit_movmemhi): Ditto.
4598 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4599 (avr_out_movmem): Ditto.
4600 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4601 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4602 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4603 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4604 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4606 2012-01-10 Richard Guenther <rguenther@suse.de>
4608 PR tree-optimization/50913
4609 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4610 Require data-refs to be representable by Graphite with respect
4613 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4615 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4616 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4618 2012-01-10 Tom de Vries <tom@codesourcery.com>
4620 PR rtl-optimization/51271
4621 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4622 handling annulled branch.
4624 2012-01-10 Richard Henderson <rth@redhat.com>
4626 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4627 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4628 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4629 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4630 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4631 arm_expand_vec_perm_const): New.
4632 * config/arm/arm-protos.h: Update.
4633 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4634 (*neon_vswp<VDQX>): New.
4635 (neon_vcombine<VDX>): Use neon_split_vcombine.
4636 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4637 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4638 (vec_perm<VE>): New.
4640 2012-01-10 Richard Henderson <rth@redhat.com>
4642 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4643 use it if reload_completed.
4644 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4645 arm_output_asm_insn, arm_process_output_memory_barrier,
4646 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4647 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4648 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4649 arm_process_output_sync_insn, arm_output_sync_insn,
4650 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4651 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4652 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4653 (emit_unlikely_jump): New.
4654 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4655 (arm_split_atomic_op): New.
4656 * config/arm/arm-protos.h: Update.
4657 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4658 (struct arm_sync_generator): Remove.
4659 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4660 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4661 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4662 (VUNSPEC_LL, VUNSPEC_SC): New.
4663 (sync_result, sync_memory, sync_required_value, sync_new_value,
4664 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4665 (attr length): Don't use arm_sync_loop_insns.
4666 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4667 (movsfcc, movdfcc): Likewise.
4668 * config/arm/constraints.md (Ua): New.
4669 * config/arm/prediates.md (mem_noofs_operand): New.
4670 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4671 (sync_clobber, sync_t2_reqd): Remove.
4672 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4673 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4674 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4675 (arm_sync_compare_and_swap<SIDI>): Remove.
4676 (arm_sync_compare_and_swap<NARROW>): Remove.
4677 (arm_sync_lock_test_and_set<SIDI>): Remove.
4678 (arm_sync_lock_test_and_set<NARROW>): Remove.
4679 (arm_sync_new_<syncop><SIDI>): Remove.
4680 (arm_sync_new_<syncop><NARROW>): Remove.
4681 (arm_sync_new_nand<SIDI>): Remove.
4682 (arm_sync_new_nand<NARROW>): Remove.
4683 (arm_sync_old_<syncop><SIDI>): Remove.
4684 (arm_sync_old_<syncop><NARROW>): Remove.
4685 (arm_sync_old_nand<SIDI>): Remove.
4686 (arm_sync_old_nand<NARROW>): Remove.
4687 (*memory_barrier): Merge arm_output_memory_barrier.
4688 (atomic_compare_and_swap<QHSD>): New.
4689 (atomic_compare_and_swap<NARROW>_1): New.
4690 (atomic_compare_and_swap<SIDI>_1): New.
4691 (atomic_exchange<QHSD>): New.
4692 (cas_cmp_operand, cas_cmp_str): New.
4693 (atomic_op_operand, atomic_op_str): New.
4694 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4695 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4696 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4697 (arm_load_exclusive<NARROW>): New.
4698 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4699 (arm_store_exclusive<QHSD>): New.
4701 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4703 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4704 reload patterns if -mvsx-scalar-memory.
4706 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4707 generated, even -mno-vsx-scalar-double was used.
4708 (vsx_xscvdpsp_scalar): Likewise.
4709 (vsx_xscvspdp_scalar2): Likewise.
4711 2012-01-09 Tom de Vries <tom@codesourcery.com>
4712 Andrew Pinski <apinski@cavium.com>
4715 * reorg.c (fill_slots_from_thread): Don't speculate
4716 frame-related insns.
4718 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4720 * sched-int.h (bb_note): Move to...
4721 * basic-block.h: ...here.
4722 * haifa-sched.c (bb_note): Move to...
4723 * cfgrtl.c: ...here.
4724 * function.c (next_block_for_reg): New function.
4725 (move_insn_for_shrink_wrap): Likewise.
4726 (prepare_shrink_wrap): Rewrite to use the above.
4728 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4730 * gimple.c (is_gimple_non_addressable): Remove.
4731 * gimple.h: Remove is_gimple_non_addressable.
4732 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4733 is_gimple_non_addressable.
4734 * trans-mem.c (expand_assign_tm): Same.
4736 2012-01-09 Richard Guenther <rguenther@suse.de>
4738 PR tree-optimization/51775
4739 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4740 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4742 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4744 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4746 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4748 2012-01-09 Richard Guenther <rguenther@suse.de>
4750 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4752 2012-01-08 Jan Hubicka <jh@suse.cz>
4754 PR tree-optimize/51680
4755 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4756 on when known_vals needs to be computed; cleanup.
4758 2012-01-08 Jan Hubicka <jh@suse.cz>
4760 PR tree-optimize/51694
4761 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4763 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4765 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4766 for -std=c++98 and -std=c++11 too.
4768 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4770 * cfgloop.c (cancel_loop): Add free() of bbs array.
4772 2012-01-07 Jan Hubicka <jh@suse.cz>
4774 PR tree-optimization/51600
4775 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4776 that benefits small functions.
4778 2012-01-07 Jan Hubicka <jh@suse.cz>
4780 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4782 2012-01-07 Jan Hubicka <jh@suse.cz>
4784 PR tree-optimization/51680
4785 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4786 whose inlining reduce unit size.
4788 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4791 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4792 Add canonical node to containing_mem chain after the non-canonical
4793 one, even if there weren't any locs to propagate.
4794 (remove_useless_values): Keep only canonical values.
4795 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4796 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4797 canonicalize mem_chain elements that are not discarded.
4799 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4802 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4803 before emitting functions.
4805 PR gcov-profile/50127
4806 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4807 clear_aux_for_blocks.
4809 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4812 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4814 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4816 * c-decl.c (ext_block): Moved up.
4817 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4819 2012-01-06 Han Shen <shenhan@google.com>
4821 Translate built-in include paths for sysroot.
4822 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4823 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4825 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4826 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4828 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4829 control whether sysroot should be prepended to gxx include dir.
4831 * configure: Regenerate.
4833 2012-01-06 Torvald Riegel <triegel@redhat.com>
4835 PR rtl-optimization/51771
4836 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4837 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4839 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4841 PR tree-optimization/51315
4842 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4843 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4845 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4848 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4849 for shrp pattern. Correctly handle and fixup shift variable.
4850 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4852 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4855 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4856 note when !ACCUMULATE_OUTGOING_ARGS.
4858 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4860 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4862 (extract_range_from_unary_expr_1): Avoid useless computations.
4864 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4866 PR rtl-optimization/51767
4867 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4868 of jump_block and add an extra edge for degenerated asm gotos.
4871 * stmt.c (check_unique_operand_names): Don't ICE during error
4872 reporting if i is from labels chain.
4875 * profile.c (branch_prob): Split bbs that have exit edge
4876 and need a fake entry edge too.
4878 2012-01-05 Jan Hubicka <jh@suse.cz>
4881 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4884 2012-01-05 Richard Guenther <rguenther@suse.de>
4887 * tree-streamer-out.c (write_ts_optimization): New function.
4888 (streamer_write_tree_body): Call it.
4889 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4890 (streamer_read_tree_body): Call it.
4891 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4893 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4896 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4897 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4898 in_cleanup_point_expr before gimplify_stmt call and restore it
4900 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4901 in_cleanup_point_expr is false.
4903 2012-01-05 Richard Guenther <rguenther@suse.de>
4906 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4908 * toplev.c (process_options): Reject combining mudflap and LTO.
4909 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4911 2012-01-05 Richard Guenther <rguenther@suse.de>
4913 PR tree-optimization/51760
4914 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4916 (bit_value_unop): Handle UNDEFINED operands.
4917 (bit_value_binop): Likewise.
4919 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4921 * config/avr/avr.c (avr_replace_prefix): Remove.
4922 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4923 (avr_asm_function_rodata_section): Ditto.
4924 (avr_asm_select_section): Ditto.
4926 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4928 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4931 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4934 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4935 calls that have any non-fake successor edges.
4938 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4940 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4942 PR tree-optimization/51624
4943 * tree-sra.c (build_ref_for_model): When replicating a chain of
4944 COMPONENT_REFs, stop as soon as the offset would become negative.
4946 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4949 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4950 in .debug_loc on the floor.
4952 2012-01-04 Andrew Pinski <apinski@cavium.com>
4954 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4956 2012-01-04 Andrew Pinski <apinski@cavium.com>
4957 Adam Nemet <anemet@caviumnetworks.com>
4959 * config/mips/mips.md (size): Add SI and DI.
4960 (SIZE): New mode attribute.
4961 (U): New code attribute.
4962 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4963 (mips_lbux_<mode>): Delete.
4964 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4965 (mips_lhx): Use gen_mips_lhx_extsi.
4966 (mips_lhx_<mode>): Delete.
4968 (mips_l<size>x): New expand.
4969 (mips_lwx_<mode>): Delete.
4970 (mips_l<GPR:size>x_<P:mode>): New pattern.
4971 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4972 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4973 * config/mips/mips.c (mips_lx_address_p): New function.
4974 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4975 (dsp64): New availability predicate.
4976 (mips_builtins): Add an entry for __builtin_mips_ldx.
4977 * config/mips/mips.h (ISA_HAS_LBX): New define.
4978 (ISA_HAS_LBUX): Likewise.
4979 (ISA_HAS_LHX): Likewise.
4980 (ISA_HAS_LHUX): Likewise.
4981 (ISA_HAS_LWX): Likewise.
4982 (ISA_HAS_LWUX): Likewise.
4983 (ISA_HAS_LDX): Likewise.
4984 * doc/extend.texi (__builtin_mips_ldx): Document.
4986 2012-01-04 Tristan Gingold <gingold@adacore.com>
4988 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4989 when long pointers are used.
4990 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4991 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4992 (ia64-hp-*vms*): Remove.
4993 * config/vms/xm-vms64.h: Delete.
4995 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4998 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
5000 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5002 * opts.c (finish_options): Remove duplicate sorry.
5004 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
5007 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
5010 2012-01-04 Richard Guenther <rguenther@suse.de>
5013 * tree.c (size_low_cst): New function.
5014 * tree.h (size_low_cst): Declare.
5015 * fold-const.c (fold_comparison): Use it to extract the low
5016 part of the POINTER_PLUS_EXPR offset.
5018 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
5020 Fix clearing ZERO_REG
5021 * config/avr/avr.md (cc): Add alternative "ldi".
5022 (movqi_insn): Use it in cc attribute.
5023 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
5024 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
5025 (output_reload_insisf): Use ZERO_REG to pre-clear register.
5027 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5029 * configure: Regenerate.
5031 2012-01-04 Richard Guenther <rguenther@suse.de>
5033 PR tree-optimization/49651
5034 * tree-ssa-structalias.c (type_can_have_subvars): New function.
5035 (var_can_have_subvars): Use it.
5036 (get_constraint_for_1): Only consider subfields if there can be any.
5038 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5041 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
5042 to its new canonical_cselib_val and the cselib_val was in
5043 first_containing_mem chain, but the canonical_cselib_val was not,
5044 add the latter into the chain.
5045 (cselib_invalidate_mem): Compare canonical_cselib_val of
5046 addr_list chain elt with v.
5049 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
5050 dwarf2out_undef): Allocate e.info using ggc_strdup instead
5052 (output_macinfo_op): Don't ggc_strdup fd->filename.
5053 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
5054 then ggc_strdup it. Don't free inc->info or cur->info.
5055 (output_macinfo): Don't free ref->info or file->info.
5057 2012-01-03 Ira Rosen <irar@il.ibm.com>
5059 PR tree-optimization/51269
5060 * tree-vect-loop-manip.c (set_prologue_iterations): Make
5061 first_niters a pointer.
5062 (slpeel_tree_peel_loop_to_edge): Likewise.
5063 (vect_do_peeling_for_loop_bound): Update call to
5064 slpeel_tree_peel_loop_to_edge.
5065 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
5066 here. Remove it from the parameters list.
5067 (vect_do_peeling_for_alignment): Update calls and compute
5070 2012-01-03 Richard Guenther <rguenther@suse.de>
5072 PR tree-optimization/51070
5073 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
5074 Properly handle calls.
5076 2012-01-03 Richard Guenther <rguenther@suse.de>
5078 PR tree-optimization/51692
5079 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
5080 the LHS of allocation stmts.
5082 2012-01-03 Olivier Hainque <hainque@adacore.com>
5084 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
5086 2012-01-03 Olivier Hainque <hainque@adacore.com>
5088 * collect2.c (main): In AIX specific computations for vector
5089 insertions, use CONST_CAST2 to cast from char ** to const char **.
5091 2012-01-03 Richard Guenther <rguenther@suse.de>
5094 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
5095 the context of a limbo DIE when it does not already exist.
5097 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5099 PR tree-optimization/51719
5100 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
5101 but direct call is, clear direct call's lhs and don't add fallthrough
5102 edge from dcall_bb to join_bb and PHIs.
5104 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5106 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
5107 the instructions emitted by the pattern.
5108 ("*TDC_insn_<mode>"): Add comment.
5110 2012-01-03 Richard Guenther <rguenther@suse.de>
5113 * fold-const.c (fold_comparison): Properly canonicalize
5114 tree offset and HOST_WIDE_INT bit position.
5116 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
5118 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
5119 operands for extzv pattern.
5121 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5124 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
5127 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
5129 * doc/invoke.texi (-flto and related options): Copy-edit.
5131 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5133 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
5135 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5137 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
5140 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5142 * expr.h (move_by_pieces_ninsns): Declare.
5143 * expr.c (move_by_pieces_ninsns): Make external.
5144 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
5145 (mips_store_by_pieces_p): Likewise.
5146 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
5147 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
5148 * config/mips/mips.c (mips_move_by_pieces_p): New function.
5149 (mips_store_by_pieces_p): Likewise.
5151 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5153 * passes.c (register_one_dump_file): Free full_name.
5155 * reload1.c (reload): Don't allocate reg_max_ref_width here.
5156 (calculate_elim_costs_all_insns): Free offsets_at and
5157 offsets_known_at at the end and clear the pointers.
5159 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5161 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
5162 this option introduced in r180739.
5164 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5167 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
5168 (tmake_file target=avr): Add avr/t-multilib.
5170 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
5171 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
5172 * config/avr/genmultilib.awk: New file.
5173 * config/avr/t-multilib: New auto-generated file.
5174 * config/avr/multilib.h: New auto-generated file.
5175 * config/avr/t-avr (AVR_MCUS): New variable.
5176 (genopt.sh): Use it.
5177 (s-mlib): Depend on t-multilib.
5178 (t-multilib, multilib.h): New dependencies.
5179 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
5180 (MULTILIB_OPTIONS): Remove.
5181 (MULTILIB_MATCHES): Remove.
5182 (MULTILIB_DIRNAMES): Remove.
5183 (MULTILIB_EXCEPTIONS): Remove:
5184 * config/avr/genopt.sh: Don't use hard coded file name;
5185 pass AVR_MCUS from t-avr instead.
5187 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5189 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
5191 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5193 Implement light-weight DImode support.
5194 * config/avr/avr-dimode.md: New file.
5195 * config/avr/avr.md: Include it.
5196 (adjust_len): Add plus64, compare64.
5197 (HIDI): Remove code iterator.
5198 (code_stdname): New code attribute.
5199 (rotx, rotsmode): Remove DI.
5200 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5202 * config/avr/avr-protos.h (avr_have_dimode): New.
5203 (avr_out_plus64, avr_out_compare64): New.
5204 * config/avr/avr.c (avr_out_compare): Handle DImode.
5205 (avr_have_dimode): New variable definition and initialization.
5206 (avr_out_compare64, avr_out_plus64): New functions.
5207 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5208 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5209 (avr_compare_pattern): Skip DImode comparisons.
5211 2012-01-02 Revital Eres <revital.eres@linaro.org>
5213 * ddg.c (def_has_ccmode_p): New function.
5214 (add_cross_iteration_register_deps,
5215 create_ddg_dep_from_intra_loop_link): Call it.
5217 2012-01-02 Richard Guenther <rguenther@suse.de>
5220 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5222 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5224 * gcc.c (process_command): Update copyright notice dates.
5225 * gcov.c (print_version): Likewise.
5226 * gcov-dump.c (print_version): Likewise.
5227 * mips-tfile.c (main): Likewise.
5228 * mips-tdump.c (main): Likewise.
5230 2012-01-01 Ira Rosen <irar@il.ibm.com>
5232 PR tree-optimization/51704
5233 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5234 a use is inside the basic block or loop before accessing its vect info.
5236 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5238 PR rtl-optimization/51069
5239 * cfgloopmanip.c (remove_path): Removing path making irreducible
5240 region unconditional makes BB part of the region.
5242 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5244 PR tree-optimization/51683
5245 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5246 calls with side-effects.
5247 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5249 Copyright (C) 2012 Free Software Foundation, Inc.
5251 Copying and distribution of this file, with or without modification,
5252 are permitted in any medium without royalty provided the copyright
5253 notice and this notice are preserved.