1 2012-07-06 Nick Clifton <nickc@redhat.com>
3 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
4 default_encode_section_info.
6 2012-07-06 Richard Guenther <rguenther@suse.de>
9 2012-03-30 Richard Guenther <rguenther@suse.de>
12 * double-int.c (rshift_double): Remove not needed
15 2012-03-28 Richard Guenther <rguenther@suse.de>
18 * double-int.h (rshift_double): Remove.
19 * double-int.c (lshift_double): Use absu_hwi to make count
21 (rshift_double): Make static, take unsigned count argument,
22 remove handling of negative count argument.
23 (double_int_rshift): Dispatch to lshift_double.
25 2012-07-06 Richard Guenther <rguenther@suse.de>
27 Backport from mainline
28 2012-06-18 Richard Guenther <rguenther@suse.de>
30 PR tree-optimization/53693
31 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
32 Reject operands with more than one use.
34 2012-07-06 Richard Guenther <rguenther@suse.de>
36 Backport from mainline
37 2012-04-11 Richard Guenther <rguenther@suse.de>
40 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
41 consider loop nesting.
42 (evolution_function_is_univariate_p): Properly check the remainder
45 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
47 Backport from mainline
48 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
50 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
51 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
52 (adjacent_mem_locations): Move some code to and call...
53 (get_memref_parts): ...new function.
54 (mem_locations_overlap): New function.
55 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
56 (is_mem_ref): Rename to...
57 (find_mem_ref): ...this. Return MEM rtx.
58 (get_store_dest): Remove function.
59 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
60 new parameter and adjust calls.
61 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
62 mem refs overlap for true_store_to_load_dep_costly.
63 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
64 passed to adjacent_mem_locations.
65 (is_costly_group): Walk resolved dependency list.
66 (force_new_group): Emit group ending nop for Power6/Power7.
67 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
68 (group_ending_nop): New define_insn.
70 2012-07-04 Richard Guenther <rguenther@suse.de>
73 * gimple-fold.c (get_base_constructor): Do not return an
74 error_mark_node DECL_INITIAL.
76 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
78 Backport from mainline
79 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
81 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
82 code model string in the error message.
84 2012-07-04 Tristan Gingold <gingold@adacore.com>
86 Backport from mainline.
87 2012-06-25 Tristan Gingold <gingold@adacore.com>
89 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
90 (seh_cfa_adjust_cfa): ... that function.
91 (seh_emit_stackalloc): Do not emit out of range values.
92 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
93 UNSPEC_DEF_CFA constants.
94 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
95 * config/i386/i386.c (ix86_frame_pointer_required): Required
96 for very large frames on SEH target.
97 (ix86_compute_frame_layout): Save area is before frame pointer
98 on SEH target. Handle very large frames.
99 (ix86_expand_prologue): Likewise.
101 2012-07-04 Richard Guenther <rguenther@suse.de>
103 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
104 as in free_lang_data_in_type.
106 2012-07-02 Martin Jambor <mjambor@suse.cz>
108 Backport from mainline.
109 2012-07-02 Martin Jambor <mjambor@suse.cz>
112 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
113 dynamic type change check.
115 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
117 * tree-eh.c (lower_try_finally_switch): Really put the location of the
118 last statement of the finally block onto the switch.
120 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
122 * configure: Regenerate.
123 Backport from mainline.
124 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
125 * config.gcc (target_type_format_char): New. Document it. Set it for
127 * configure.ac (gnu_unique_option): Use target_type_format_char
128 in test. Comment rationale.
130 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
132 Backport from mainline.
133 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
134 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
136 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
138 Backport from 2012-06-28 mainline r189049
141 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
142 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
143 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
144 avr_hard_regno_call_part_clobbered.
146 2012-06-28 Richard Guenther <rguenther@suse.de>
149 * expr.c (expand_expr_real_1): Verify if the type is complete
150 before inspecting its size.
152 2012-06-27 Nick Clifton <nickc@redhat.com>
154 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
157 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
160 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
162 2012-06-26 Nick Clifton <nickc@redhat.com>
164 * config/rx/rx.md (simple_return): Use the simple_return rtx.
166 2012-06-25 Jakub Jelinek <jakub@redhat.com>
169 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
170 of x x x in the vmovlps load alternative.
172 2012-06-22 Richard Guenther <rguenther@suse.de>
174 * gcov-iov.c: Include bconfig.h and system.h.
176 2012-06-22 Richard Guenther <rguenther@suse.de>
178 PR gcov-profile/53744
179 * gcov-iov.c (main): Treat "" and "prerelease" the same.
181 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
183 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
184 DECL_IGNORED_P non-reg vars even if they are used.
186 2012-06-19 Jason Merrill <jason@redhat.com>
189 * dwarf2out.c (modified_type_die): Use scope_die_for.
190 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
191 (uses_local_type_r, uses_local_type): New.
192 (scope_die_for): Keep a type that uses a local type in local scope.
193 Use get_context_die for namespace and type scope.
195 2012-06-19 Richard Guenther <rguenther@suse.de>
198 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
199 replace it with the first non-BLOCK context.
201 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
203 PR rtl-optimization/53700
205 Backport from mainline
206 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
208 * ira-color.c (setup_left_conflict_sizes_p): Process all
211 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
213 Backport from mainline
214 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
217 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
218 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
219 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
220 instead of xop_mulv2div2di3_low.
221 (xop_p<macs>dql): Fix vec_select selector.
222 (xop_p<macs>dqh): Ditto.
223 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
224 (xop_mulv2div2di3_high): Ditto.
226 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
228 Backport from mainline:
229 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
231 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
233 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
235 Backport from mainline:
236 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
238 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
239 * config/pa/pa.c (pa_attr_length_millicode_call): Use
240 MAX_PCREL17F_OFFSET instead of fixed offset.
241 (pa_attr_length_call): Likewise.
242 (pa_attr_length_indirect_call): Likewise.
244 2012-06-15 Walter Lee <walt@tilera.com>
246 Backport from mainline:
247 2012-06-15 Walter Lee <walt@tilera.com>
249 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
251 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
253 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
255 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
257 Backport from mainline:
259 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
260 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
261 * gimple.h (block_in_transaction): Check for flag_tm.
263 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
265 PR tree-optimization/52558
267 Backport from mainline:
268 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
269 * gimple.h (gimple_set_in_transaction): Remove.
270 (gimple_in_transaction): Look in BB instead.
271 (gimple_statement_base): Remove in_transaction field.
272 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
273 * trans-mem.c (compute_transaction_bits): Place transaction bit
274 information into basic blocks.
276 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
278 PR tree-optimization/52558
279 * cfg.c (alloc_aux_for_edge): Fix comment.
280 (alloc_aux_for_edge): Remove static.
281 * basic-block.h (alloc_aux_for_edge): Protoize.
282 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
283 (execute_sm_if_changed_flag): New.
284 (execute_sm_if_changed_flag_set): New.
285 (execute_sm): Do not generate data races unless requested.
286 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
287 (tree_ssa_lim_finalize): Call free_aux_for_edges.
288 * gimple.h (block_in_transaction): New.
289 (gimple_in_transaction): Use block_in_transaction.
291 2012-06-14 Jakub Jelinek <jakub@redhat.com>
293 Backported from mainline
294 2012-06-12 Jakub Jelinek <jakub@redhat.com>
296 PR rtl-optimization/53589
297 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
298 discovery even when e->dest != target. If any LABEL_REF points
299 to e->dest label, redirect it to target's label.
301 2012-06-07 Jakub Jelinek <jakub@redhat.com>
304 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
305 returns false, replace stmt with GIMPLE_NOP.
306 (check_omp_nesting_restrictions): Instead of issuing warnings,
307 issue errors and return false if any errors were reported.
309 2012-06-14 Richard Guenther <rguenther@suse.de>
311 * BASE-VER: Set to 4.7.2.
312 * DEV-PHASE: Set to prerelease.
314 2012-06-12 Christian Bruel <christian.bruel@st.com>
317 * config/sh/sh.c (sh_option_override): Don't force
318 flag_omit_frame_pointer and maccumulate_outgoing_args.
319 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
321 2012-06-14 Release Manager
323 * GCC 4.7.1 released.
325 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
327 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
329 2012-06-13 Richard Henderson <rth@redhat.com>
331 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
332 iterator instead of INT.
334 2012-06-08 Richard Henderson <rth@redhat.com>
337 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
338 note to a clobber insn when no other insn is available.
340 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
343 * doc/invoke.texi (Wenum-compare): Update documentation.
345 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
348 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
350 (altivec_stvlxl): Ditto.
351 (altivec_stvrx): Ditto.
352 (altivec_stvrxl): Ditto.
354 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
357 * trans-mem.c (expand_block_edges): Do not skip the first
358 statement when resetting the BB.
360 2012-06-04 Richard Guenther <rguenther@suse.de>
363 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
364 create new assembler names.
366 2012-06-04 Richard Guenther <rguenther@suse.de>
368 Backport from mainline
369 2012-04-25 Jakub Jelinek <jakub@redhat.com>
372 * stor-layout.c (get_best_mode): Don't return mode with bitsize
373 larger than maxbits. Don't compute maxbits modulo align.
374 Also check that unit bytes long store at bitpos / unit * unit
375 doesn't affect bits beyond bitregion_end.
376 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
377 would not fit into bitregion_start ... bitregion_end + 1 bit
379 (store_split_bit_field): Decrease unit close to end of bitregion_end
380 if access is restricted in order to avoid mutual recursion.
382 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
384 Backport from 2012-06-04 mainline r188172
387 * config/avr/avr-stdint.h: New file.
388 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
391 2012-06-04 Jakub Jelinek <jakub@redhat.com>
393 PR tree-optimization/53550
394 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
395 is POINTER_TYPE_P, use sizetype as step type instead of type.
397 2012-06-04 Richard Guenther <rguenther@suse.de>
398 Eric Botcazou <ebotcazou@adacore.com>
400 Backport from mainline
401 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
403 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
404 Change type of BITOFFSET to signed. Make sure the lower bound of
405 the computed range is non-negative by adjusting OFFSET and BITPOS.
406 (expand_assignment): Adjust call to get_bit_range.
408 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
410 * expr.c (get_bit_range): Return the null range if the enclosing record
411 is part of a larger bit field.
413 2012-03-20 Richard Guenther <rguenther@suse.de>
415 * stor-layout.c (finish_bitfield_representative): Fallback
416 to conservative maximum size if the padding up to the next
417 field cannot be computed as a constant.
418 (finish_bitfield_layout): If we cannot compute the distance
419 between the start of the bitfield representative and the
420 bitfield member start a new representative.
421 * expr.c (get_bit_range): The distance between the start of
422 the bitfield representative and the bitfield member is zero
423 if the field offsets are not constants.
425 2012-03-16 Richard Guenther <rguenther@suse.de>
427 * stor-layout.c (finish_bitfield_representative): Fall back
428 to the conservative maximum size if we cannot compute the
429 size of the tail padding.
431 2012-03-14 Richard Guenther <rguenther@suse.de>
433 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
434 * stor-layout.c (start_bitfield_representative): New function.
435 (finish_bitfield_representative): Likewise.
436 (finish_bitfield_layout): Likewise.
437 (finish_record_layout): Call finish_bitfield_layout.
438 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
439 for QUAL_UNION_TYPE fields.
440 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
441 Stream DECL_BIT_FIELD_REPRESENTATIVE.
442 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
447 * expr.c (get_bit_range): Unconditionally extract bitrange
448 from DECL_BIT_FIELD_REPRESENTATIVE.
449 (expand_assignment): Adjust call to get_bit_range.
451 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
454 * fold-const.c (fold_binary_loc): Refine previous change.
456 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
458 Backport from mainline
459 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
462 * config/sh/sh.c (find_barrier): Add equality check of last_got to
463 avoid going above orig insn. Update comments.
465 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
467 Backport from mainline
468 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
471 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
472 prologue for unwinder and profiler.
474 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
476 Backport from mainline
477 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
479 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
481 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
483 Backport from mainline
484 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
486 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
489 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
491 Backport from mainline
492 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
494 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
495 operand is CONST_INT. Take COSTS_N_INSNS into account.
496 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
499 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
501 * config/avr/avr.opt (-msp8): Document it.
502 * doc/invoke.texi (AVR Options): Copy from trunk docu.
504 2012-05-31 Richard Guenther <rguenther@suse.de>
507 * expr.c (expand_assignment): Do not use movmisalign on
510 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
513 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
514 (pa_section_type_flags): New.
515 (pa_legitimate_constant_p): Revert previous change.
517 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
519 Backport from mainline
520 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
523 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
525 (ipa_tm_create_version): Same.
527 2012-05-30 Jason Merrill <jason@redhat.com>
530 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
531 about array compound literals.
533 2012-05-30 Richard Guenther <rguenther@suse.de>
536 * fold-const.c (fold_binary_loc): Make sure to call
537 fold_plusminus_mult_expr with the original sign of operands.
539 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
541 * explow.c (probe_stack_range): Restore simple control flow and stop
542 again when the probe cannot be generated if HAVE_check_stack.
544 2012-05-30 Jakub Jelinek <jakub@redhat.com>
546 PR rtl-optimization/53519
547 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
548 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
550 2012-05-29 Richard Guenther <rguenther@suse.de>
552 PR tree-optimization/53516
553 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
555 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
557 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
559 Backport from mainline
560 2012-05-28 Richard Guenther <rguenther@suse.de>
562 PR tree-optimization/53438
563 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
565 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
567 Backport from mainline
568 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
570 PR rtl-optimization/52528
571 * combine.c (can_combine_p): Add setting of subst_low_luid
572 before call to expand_field_assignment().
574 2012-05-26 Martin Jambor <mjambor@suse.cz>
576 Backport from mainline
577 2012-05-23 Martin Jambor <mjambor@suse.cz>
579 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
581 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
584 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
585 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
587 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
590 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
591 (ix86_expand_vec_perm): Use int mode instead of float.
593 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
596 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
597 gnu_ld variables to yes.
598 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
599 (HAVE_GNU_AS): Likewise.
600 * config.in: Regenerate.
601 * configure: Likewise.
603 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
605 Backport from mainline
606 2012-03-12 Richard Guenther <rguenther@suse.de>
607 * config/arm/arm.c (neon_dereference_pointer): Do not call
608 covert during RTL expansion.
610 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
612 Backport from mainline
613 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
616 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
617 relied on signed overflow behavior.
619 2012-05-24 Richard Guenther <rguenther@suse.de>
622 * tree-profile.c (tree_profiling): Cleanup the CFG if
623 execute_fixup_cfg requests it.
625 2012-05-24 Jakub Jelinek <jakub@redhat.com>
627 PR tree-optimization/53465
628 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
629 vr0 into *vr, then vrp_meet that.
630 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
631 have any equivalences.
632 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
635 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
637 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
639 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
640 (iterative_hash_gimple_type): Adjust comment.
641 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
642 domain for an array type instead of the domain type itself.
644 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
646 Backport from 2012-05-23 mainline r187803
649 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
650 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
653 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
655 Backport from 2012-05-03 mainline r187075
657 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
658 has_fma4 for AMD processors with both fma3 and fma4 support.
660 2012-05-22 Richard Guenther <rguenther@suse.de>
662 PR tree-optimization/53408
663 * tree-vect-loop.c (vectorizable_induction): Properly check
664 the restriction that we cannot handle induction results from
665 the inner loop outside of the outer loop.
667 2012-05-21 Jakub Jelinek <jakub@redhat.com>
669 PR tree-optimization/53436
670 * omp-low.c (omp_build_component_ref): New function.
671 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
673 PR tree-optimization/53366
674 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
675 tests if complex_numbers == 2, but there are non-complex number loads
678 PR tree-optimization/53409
679 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
680 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
682 PR tree-optimization/53410
683 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
684 instead of build_int_cst (type, 0) where vector types might be
687 2012-05-21 Joseph Myers <joseph@codesourcery.com>
690 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
691 from folded operands before wrapping another around the
692 conditional expression.
694 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
695 Patrick Marlier <patrick.marlier@gmail.com>
697 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
700 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
702 Backport from mainline
703 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
706 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
707 (UNSPECV_RDRAND): This.
708 (rdrand<mode>_1): Updated.
710 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
712 Backport from mainline
713 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
715 * config/i386/driver-i386.c (host_detect_local_cpu): Support
716 RDRND, F16C and FSGSBASE.
718 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
720 Backport from mainline
721 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
723 * tree-ssa-pre.c (can_value_number_call): Delete.
724 (compute_avail): Skip all statements with side effects.
725 <GIMPLE_CALL>: Skip calls to internal functions.
727 2012-05-18 David S. Miller <davem@davemloft.net>
729 Backport r185385 from mainline
730 2012-03-14 Richard Guenther <rguenther@suse.de>
733 * tree-vect-generic.c (type_for_widest_vector_mode): Take
734 element type instead of mode, use build_vector_type_for_mode
735 instead of the langhook, build a vector of proper signedness.
736 (expand_vector_operations_1): Adjust.
738 2012-05-18 Olivier Hainque <hainque@adacore.com>
740 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
741 $(libsubdir) as libexecsubdir.
743 2012-05-16 Andrew Pinski <apinski@cavium.com>
745 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
748 2012-05-16 David S. Miller <davem@davemloft.net>
750 * jump.c (delete_related_insns): If we remove a CALL, make sure
751 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
753 2012-05-16 Richard Henderson <rth@redhat.com>
756 * combine-stack-adj.c (prev_active_insn_bb): New.
757 (next_active_insn_bb): New.
758 (force_move_args_size_note): New.
759 (combine_stack_adjustments_for_block): Use it.
761 2012-05-16 Olivier Hainque <hainque@adacore.com>
763 * Makefile.in (install-no-fixedincludes): New target, former toplevel
764 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
765 Add comments and improve stamp preservation across the whole sequence.
766 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
768 2012-05-16 Richard Guenther <rguenther@suse.de>
770 PR tree-optimization/53364
771 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
772 detect a view-conversion of the decl.
774 2012-05-15 Jakub Jelinek <jakub@redhat.com>
777 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
778 that operands[2] is either immediate, or q_regs_operand.
780 2012-05-15 Bin Cheng <bin.cheng@arm.com>
782 Backport r187139 from mainline.
783 2012-05-04 Bin Cheng <bin.cheng@arm.com>
785 PR rtl-optimization/52804
786 * reload1.c (reload_reg_reaches_end_p): Check whether successor
787 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
788 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
789 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
790 RELOAD_FOR_OUTADDR_ADDRESS.
792 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
795 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
796 generate target register for "load" class builtins.
799 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
802 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
803 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
804 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
805 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
806 (<sse>_movu<ssemodesuffix>): New expander.
807 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
808 (avx_movdqu<avxmodesuffix>): New expander.
809 (*sse2_movdqu): Rename from sse2_movdqu.
810 (sse2_movdqu): New expander.
812 2012-05-14 Jakub Jelinek <jakub@redhat.com>
814 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
815 lineno 1 the same as lineno 0 before first start file directive.
816 (optimize_macinfo_range): Likewise.
818 * dwarf2out.c (have_macinfo): Define.
819 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
820 attribute, don't force empty compilation unit and don't emit any
821 .debug_macinfo/.debug_macro section if macinfo_table is empty.
823 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
825 Backport from mainline
826 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
828 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
829 ORDERED and UNORDERED conditions.
831 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
833 * function.c (requires_stack_frame_p): If the function can throw
834 non-call exceptions, return true if the insn can throw internally.
836 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
838 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
839 DECL_ORIGINAL_TYPE if it is present.
841 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
843 Backport from 2012-05-12 mainline r187342.
846 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
847 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
848 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
849 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
850 (expand_prologue): Move initialization of cfun->machine->is_naked,
851 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
852 (avr_set_current_function): ...this new static function.
853 (TARGET_SET_CURRENT_FUNCTION): New define.
854 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
855 checking attributes of current_function_decl.
856 (avr_regs_to_save): Ditto.
857 (signal_function_p): Rename to avr_signal_function_p.
858 (interrupt_function_p): Rename to avr_interrupt_function_p.
860 * doc/extend.texi (Function Attributes): Better explanation of
861 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
864 2012-05-09 Matthias Klose <doko@ubuntu.com>
866 * gcc-ar.c (main): Don't check for execute bits for the plugin.
868 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
871 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
872 when a constant source operand matches an "I" constraint, the "no
873 CC0 change" applies to a register-destination only, not a
874 strict_low_part-destination.
876 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
878 Backport from mainline:
879 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
881 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
883 2012-05-07 Jakub Jelinek <jakub@redhat.com>
885 PR tree-optimization/53239
886 * tree-vrp.c (get_value_range): Set VR of
887 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
890 2012-05-07 Richard Guenther <rguenther@suse.de>
892 PR tree-optimization/53195
893 * tree-inline.c (setup_one_parameter): Properly add referenced
894 vars from the parameters new known value.
896 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
898 Backport from mainline:
899 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
902 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
905 2012-05-04 Ian Lance Taylor <iant@google.com>
907 * tree-vect-patterns.c (vect_single_imm_use): Correct return
908 values from false to NULL.
910 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
912 Backport from mainline
913 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
916 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
917 (TARGET_CMOV): Rename from TARGET_CMOVE.
918 (TARGET_CMOVE): New define.
919 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
920 Do not set TARGET_CMOVE here.
922 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
924 Backport from mainline:
926 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
928 PR tree-optimization/52633
929 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
930 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
931 (vect_recog_over_widening_pattern): Remove handling of code that was
932 already detected as over-widening pattern. Remove special handling
933 of "unsigned" cases. Instead, support general case of conversion
934 of the shift result to another type.
936 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
938 * tree-vect-patterns.c (vect_single_imm_use): New function.
939 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
940 (vect_recog_over_widening_pattern): Likewise.
941 (vect_recog_widen_shift_pattern): Likewise.
943 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
945 PR tree-optimization/52870
946 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
947 presumed pattern statement is within the same loop or basic block.
949 2012-05-04 Richard Guenther <rguenther@suse.de>
951 * common.opt (flto-report): Do not mark as Optimization.
953 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
956 * recog.c (constrain_operands): If extra constraints are present, also
957 accept pseudo-registers with equivalent memory locations during reload.
959 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
961 Backport from the mainline
962 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
965 * config/rs6000/rs6000.md (bswapdi splitters): If
966 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
967 default) is used, generate an alternate sequence that does not
968 depend on using indexed addressing.
970 2012-05-03 David S. Miller <davem@davemloft.net>
973 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
974 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
975 (sparc_emit_float_lib_cmp): Likewise.
977 2012-05-04 Martin Jambor <mjambor@suse.cz>
979 Backport from mainline
980 2012-05-02 Martin Jambor <mjambor@suse.cz>
983 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
984 of a variable when the contect is a function.
986 2012-05-03 Jakub Jelinek <jakub@redhat.com>
989 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
990 append program name to it and pass that as first argument
991 to make_relative_prefix. Always pass standard_libexec_prefix
992 as last argument to make_relative_prefix. If
993 make_relative_prefix returns NULL, fall back to
994 standard_libexec_prefix.
997 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1001 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1002 mode, return that mode.
1004 2012-05-03 Richard Guenther <rguenther@suse.de>
1006 PR tree-optimization/53144
1007 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1009 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
1010 with SSA name values.
1011 (vn_reference_lookup_3): Adjust callers.
1013 2012-05-02 Jakub Jelinek <jakub@redhat.com>
1015 PR tree-optimization/53163
1016 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1017 return value from compute_all_dependences.
1019 PR rtl-optimization/53160
1020 * ree.c (combine_reaching_defs): Handle the case where cand->insn
1021 has been modified by ree pass already.
1023 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
1025 Backport from mainline
1026 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1029 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1030 calls to cgraph_node_name in xstrdup.
1031 (ipa_make_edge_direct_to_target): Ditto.
1032 * tree-sra.c (convert_callers_for_node): Ditto.
1033 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1034 * ipa-cp.c (perhaps_add_new_callers): Ditto.
1035 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1036 (cgraph_materialize_all_clones): Ditto.
1037 * ipa-inline.c (report_inline_failed_reason): Ditto.
1038 (want_early_inline_function_p): Ditto.
1039 (edge_badness): Ditto.
1040 (update_edge_key): Ditto.
1041 (flatten_function): Ditto.
1042 (ipa_inline): Ditto.
1043 (inline_always_inline_functions): Ditto.
1044 (early_inline_small_functions): Ditto.
1046 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
1048 Backport from mainline
1049 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
1051 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
1052 Introduce emul_name to select the right linker emulation for
1053 powerpc64-*-freebsd*.
1054 * configure: Regenerate.
1055 * config.gcc: Add bits to support powerpc64-*-freebsd*.
1056 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
1057 * config/rs6000/freebsd64.h: New file.
1058 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
1060 (rs6000_savres_strategy): Likewise.
1061 (rs6000_savres_routine_name): Likewise.
1062 (rs6000_elf_file_end): Likewise.
1063 * config/rs6000/t-freebsd64: New file.
1064 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
1065 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
1067 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
1069 Backport from mainline
1070 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
1073 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1075 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
1077 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1078 predicate to discriminate types.
1080 2012-04-27 Richard Guenther <rguenther@suse.de>
1083 * convert.c (convert_to_integer): Avoid infinite recursion for
1084 target-defined built-in types.
1086 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
1089 * config/cris/cris.md ("*andhi_lowpart_v32")
1090 ("*andqi_lowpart_v32"): Change first input-only operand from
1091 a (match_operand ...) to (match_dup 0). Drop alternatives with
1092 const_int-matching constraints for redundancy.
1093 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
1094 three-operand alternative.
1096 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
1098 Backport from mainline
1099 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
1101 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
1102 (*addsi_2_zext): Ditto.
1103 (*add<mode>_3): Ditto.
1104 (*addsi_3_zext): Ditto.
1105 (*add<mode>_5): Ditto.
1107 2012-04-25 Jakub Jelinek <jakub@redhat.com>
1110 * c-typeck.c (set_nonincremental_init,
1111 set_nonincremental_init_from_string): Pass true instead of false
1112 as IMPLICIT to add_pending_init.
1114 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
1116 Backport from 2012-04-24 mainline r186768.
1119 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
1121 2012-04-24 Richard Guenther <rguenther@suse.de>
1123 PR tree-optimization/53085
1124 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
1127 2012-04-24 Jakub Jelinek <jakub@redhat.com>
1130 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
1132 (output_addressed_constants): Likewise.
1135 * varasm.c (get_section): Don't ICE for section conflicts with
1136 built-in section kinds.
1138 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
1140 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1142 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
1144 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1146 2012-04-23 Richard Guenther <rguenther@suse.de>
1149 * c-typeck.c (build_binary_op): Fix typo.
1151 2012-04-23 Jakub Jelinek <jakub@redhat.com>
1153 PR tree-optimizations/52891
1154 * tree-vect-patterns.c (adjust_bool_pattern): Use
1155 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1156 but with non-standard precision.
1158 2012-04-22 Ian Lance Taylor <iant@google.com>
1160 * godump.c (go_output_typedef): Dump size of structs.
1162 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
1164 Backport from mainline:
1166 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1167 hints for 'A' operand types.
1169 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1171 Backport from 2012-04-19 mainline r186588.
1174 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1175 the case *(X+const).
1177 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1179 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1181 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1184 * config/i386/sync.md (atomic_<code><mode>): Rename to
1185 atomic_<logic><mode>.
1187 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
1189 Backport from mainline
1190 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
1193 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
1194 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
1195 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
1196 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
1197 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
1198 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
1199 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
1200 gen_avx2_permvarv8sf.
1202 2012-04-16 Martin Jambor <mjambor@suse.cz>
1204 Backported from mainline
1206 2012-04-13 Martin Jambor <mjambor@suse.cz>
1209 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1210 fold_ctor_reference returns a zero constant.
1212 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1214 Backported from mainline
1215 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1217 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1218 and __ILP32__ for x32.
1220 2012-04-13 Tom de Vries <tom@codesourcery.com>
1222 Backport from mainline r186418.
1224 2012-04-13 Tom de Vries <tom@codesourcery.com>
1226 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1227 parameters vuse and vuse_escaped.
1228 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1229 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1232 2012-04-13 Richard Guenther <rguenther@suse.de>
1234 PR tree-optimization/52969
1235 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1236 the condition for the COND_EXPR and handle predicate negation
1237 by swapping the COND_EXPR arms.
1239 2012-04-13 Richard Guenther <rguenther@suse.de>
1242 * convert.c (convert_to_pointer): Remove special-casing of
1245 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1247 Backport from mainline
1248 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1251 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1252 the list of options to enable the FCFID instruction.
1253 (TARGET_EXTRA_BUILTINS): Adjust comment.
1255 2012-04-12 Richard Guenther <rguenther@suse.de>
1257 PR tree-optimization/52943
1258 * tree-chrec.h (chrec_is_positive): Remove.
1259 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1260 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1261 Return false for a constant zero instead of negative.
1262 (analyze_siv_subscript_cst_affine): Handle zero difference
1263 in the initial condition explicitely.
1265 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1268 * varasm.c (process_pending_assemble_externals): Set
1269 pending_assemble_externals_processed true.
1270 (assemble_external): Call assemble_external_real if the pending
1271 assemble externals have been processed.
1273 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
1276 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1277 the DECL generated for the special GOT helper.
1279 2012-04-06 Walter Lee <walt@tilera.com>
1281 Backport from mainline
1282 2012-03-07 Walter Lee <walt@tilera.com>
1284 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1285 REG_CFA_* notes for the stack pointer.
1286 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1287 EH_RETURN_STACKADJ_RTX.
1288 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1289 generate REG_CFA_* notes for the stack pointer.
1290 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1291 by EH_RETURN_STACKADJ_RTX.
1293 2012-04-06 Matt Turner <mattst88@gmail.com>
1295 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1297 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
1299 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1300 of the destination isn't also a FP_REGS register.
1302 2012-04-03 Richard Guenther <rguenther@suse.de>
1304 Backport from mainline
1305 2012-03-02 Richard Guenther <rguenther@suse.de>
1307 PR tree-optimization/52406
1308 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1309 (struct indices): Add unconstrained_base member.
1310 (struct dr_alias): Remove unused vops member.
1311 (DR_UNCONSTRAINED_BASE): New define.
1312 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1313 add indices to allow their disambiguation. Make DR_BASE_OBJECT
1314 be an artificial access that covers the whole indexed object,
1315 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
1316 plain decl base-objects to their MEM_REF variant.
1317 (dr_may_alias_p): When the base-object of either data reference
1318 has unknown size use only points-to information.
1319 (compute_affine_dependence): Make dumps easier to read and
1321 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1322 DR_REF when looking for packed references.
1323 (vect_supportable_dr_alignment): Likewise.
1325 2012-04-03 Richard Guenther <rguenther@suse.de>
1327 Backport from mainline
1328 2012-03-15 Richard Guenther <rguenther@suse.de>
1331 * tree-data-ref.c (subscript_dependence_tester_1): Check
1332 all dimensions for non-conflicting access functions.
1334 2012-04-03 Richard Guenther <rguenther@suse.de>
1336 Backport from mainline
1337 2012-03-06 Richard Guenther <rguenther@suse.de>
1340 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1342 2012-03-23 Richard Guenther <rguenther@suse.de>
1344 PR tree-optimization/52678
1345 * tree-vectorizer.h (struct _stmt_vec_info): Add
1346 loop_phi_evolution_part member.
1347 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1348 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1349 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1350 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1351 Use the cached evolution part and the PHI nodes value from
1352 the loop preheader edge instead of re-analyzing the evolution.
1354 2012-03-26 Richard Guenther <rguenther@suse.de>
1356 PR tree-optimization/52701
1357 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1358 compute and set the evolution part of PHI nodes.
1360 2012-03-30 Richard Guenther <rguenther@suse.de>
1362 PR tree-optimization/52754
1363 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1364 propagate arbitrary addresses into really plain dereferences.
1366 2012-04-03 Jakub Jelinek <jakub@redhat.com>
1368 PR tree-optimization/52835
1369 * tree-data-ref.c (build_rdg): Return NULL if
1370 compute_data_dependences_for_loop failed.
1372 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
1374 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1375 (stmt_can_make_abnormal_goto): Use it.
1376 (is_ctrl_altering_stmt): Likewise.
1378 2012-03-31 Martin Jambor <mjambor@suse.cz>
1380 Backported from mainline
1381 2012-03-30 Martin Jambor <mjambor@suse.cz>
1383 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1384 is a builtin_stack_save in a dominating BB.
1386 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1388 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1389 crossing 128bit lane boundary.
1391 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
1393 Backported from mainline
1394 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
1397 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1399 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1400 * config/i386/i386.c: Include reload.h.
1401 (ix86_legitimize_reload_address): New function.
1403 2012-03-28 Martin Jambor <mjambor@suse.cz>
1405 Backported from mainline
1406 2012-03-27 Martin Jambor <mjambor@suse.cz>
1409 * tree-sra.c (sra_modify_assign): Do not call
1410 load_assign_lhs_subreplacements when working with an unscalarizable
1413 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1416 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1417 __builtin_va_start to __builtin_next_arg if the latter is
1418 builtin_decl_explicit_p rather than when it is not.
1421 * tree-vect-generic.c (vector_element): Perform multiplication
1422 for pos in bitsizetype type instead of idx type.
1424 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1426 Backport from 2012-03-28 mainline r185910.
1429 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1430 (avr_builtin_decl): New static function.
1431 (struct avr_builtin_description, avr_bdesc): Move up.
1432 Add GTY marker. Add field fndecl. Remove redundant field id.
1433 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1434 (avr_expand_builtin): Code cleanup because .id is removed.
1436 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
1439 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1442 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
1444 Backport from 2012-03-28 mainline r185907.
1447 * config.gcc (tm_file): Remove avr/multilib.h.
1449 * doc/invoke.texi (AVR Options): Adjust
1450 documentation of -mtiny-stack.
1452 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1453 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1454 * config/avr/t-avr: Remove generation of multilib.h.
1455 * config/avr/t-multilib: Regenerate.
1456 * config/avr/multilib.h: Remove.
1457 * config/avr/avr.opt (-msp8): New option.
1458 (avr_sp8): New variable.
1459 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1460 * config/avr/avr.h (AVR_HAVE_SPH): New define.
1461 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1462 (avr_device_to_sp8): New prototype.
1463 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1464 (DRIVER_SELF_SPECS): New define.
1465 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1466 __AVR_SP8__, __AVR_HAVE_SPH__.
1467 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1468 AVR_HAVE_8BIT_SP to decide if SP_H is present.
1469 (avr_file_start): Ditto.
1471 2012-03-28 Jakub Jelinek <jakub@redhat.com>
1474 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1475 instead of 8 in adjust_address.
1477 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
1479 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1480 of a unit before computing the offset in units.
1482 2012-03-27 Richard Guenther <rguenther@suse.de>
1485 * fold-const.c (try_move_mult_to_index): Handle &x.array more
1488 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
1491 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1493 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
1496 * varasm.c: Include pointer-set.h.
1497 (pending_assemble_externals_set): New pointer set.
1498 (process_pending_assemble_externals): Destroy the pointer set.
1499 (assemble_external): See if decl is in pending_assemble_externals_set,
1500 and add it to pending_assemble_externals if necessary.
1501 (init_varasm_once): Allocate pending_assemble_externals_set.
1503 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1505 Backported from mainline
1506 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1509 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1510 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1511 (vector_ltgt<mode>): Likewise.
1512 (vector_ordered<mode>): Likewise.
1513 (vector_unordered<mode>): Likewise.
1514 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1516 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
1518 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1521 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1523 Backported from mainline
1524 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
1528 * config/sh/sh.c (sh_register_move_cost): Increase cost between
1529 GENERAL_REGS and FP_REGS for SImode.
1531 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1534 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1535 on any new_local_var_chain vars declared during recursing on
1536 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1538 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1540 Backport from 2012-03-22 mainline r185692.
1543 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1544 (unspecv): Add UNSPECV_MEMORY_BARRIER.
1545 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1546 (delay_cycles_1, delay_cycles_2): Ditto.
1547 (delay_cycles_3, delay_cycles_4): Ditto.
1548 (nopv, *nopv): Ditto.
1549 (sleep, *sleep): Ditto.
1552 Backport from 2012-03-21 mainline r185605.
1554 PR rtl-optimization/52543
1556 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1557 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1558 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1559 (avr_load_libgcc_p): Restrict to __flash loads.
1560 (avr_out_lpm): Only handle 1-byte loads from __flash.
1561 (avr_load_lpm): New function.
1562 (avr_find_unused_d_reg): Remove.
1563 (avr_out_lpm_no_lpmx): Remove.
1564 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1565 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1566 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1567 (load_<mode>, load_<mode>_clobber): New insns.
1568 (mov<mode>): For multi-byte move from non-generic
1569 16-bit address spaces: Expand to load_<mode> resp.
1570 load_<mode>_clobber.
1571 (load<mode>_libgcc): Remove expander.
1572 (split-lpmx): Remove split.
1574 Backport from 2012-03-13 mainline r185329.
1577 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1578 offset (size) to a value the insns can deal with.
1579 (expand_epilogue): Ditto.
1581 Backport from 2012-03-12 mainline r185256.
1584 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1585 type from reg_class_t to enum reg_class.
1586 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1588 Backport from 2012-03-12 mainline r185253.
1591 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1592 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1593 r184615 from 2012-02-28.
1595 Backport from 2012-03-08 mainline r185105.
1597 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1598 for constants in [-63,63].
1600 Backport from 2012-03-08 mainline r185100.
1603 * config/avr/avr.c (avr_mem_clobber): New static function.
1604 (avr_expand_delay_cycles): Add memory clobber operand to
1605 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1606 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1607 (enable_interrupt, disable_interrupt): New expander.
1608 (nopv, sleep, wdr): New expanders.
1609 (delay_cycles_1): Add memory clobber.
1610 (delay_cycles_2): Add memory clobber.
1611 (delay_cycles_3): Add memory clobber.
1612 (delay_cycles_4): Add memory clobber.
1613 (cli_sei): New insn from former "enable_interrupt",
1614 "disable_interrupt" with memory clobber.
1615 (*wdt): New insn from former "wdt" with memory clobber.
1616 (*nopv): Similar, but for "nopv".
1617 (*sleep): Similar, but for "sleep".
1619 Backport from 2012-03-07 mainline r185043.
1622 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1624 Backport from 2012-03-07 mainline r185032.
1627 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1628 to: RAMPZ, RAMPY, RAMPX, RAMPD.
1629 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1631 Backport from 2012-03-07 mainline r185031.
1634 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1636 * config/avr/avr.md (xload_8): Adjust insn length.
1638 Backport from 2012-03-07 mainline r185030.
1641 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1642 if RAMPZ affects reading from RAM.
1644 Backport from 2012-03-05 mainline r184919.
1646 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1648 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
1650 Backport from mainline r185259.
1653 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1654 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1656 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1658 Backported from mainline
1659 2012-03-13 Jakub Jelinek <jakub@redhat.com>
1662 * c-parser.c (c_parser_postfix_expression)
1663 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1665 * config/i386/smmintrin.h: Avoid /* within a comment.
1666 * config/i386/nmmintrin.h: Likewise.
1668 2012-03-22 Richard Guenther <rguenther@suse.de>
1670 * BASE-VER: Set to 4.7.1.
1671 * DEV-PHASE: Set to prerelease.
1673 2012-03-22 Release Manager
1675 * GCC 4.7.0 released.
1677 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1679 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1681 2012-03-15 Jakub Jelinek <jakub@redhat.com>
1682 Andrew Pinski <apinski@cavium.com>
1685 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1686 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1687 calls instead of __builtin_ir{int,ound}*.
1689 2012-03-14 Jakub Jelinek <jakub@redhat.com>
1692 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1695 2012-03-13 Joseph Myers <joseph@codesourcery.com>
1697 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1698 Refer to GCC 4.7 version of c99status.html.
1700 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1702 Backport from mainline
1703 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
1705 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1706 redefine to be NULL if the current bit-size is different from the
1707 configured bit-size.
1709 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1710 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1711 set the default tuning. Add asserts to make sure the cpu and tune
1712 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
1713 test whether the index is set, instead of > 0.
1714 (rs6000_file_start): Do not reset the default cpu if the current
1715 bit-size is different from the configured bit-size.
1717 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1719 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1721 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1722 Update binutils references.
1723 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1724 Update binutils reference.
1725 Update Sun as/GNU ld caveat.
1726 Document binutils largefile requirement for LTO plugin.
1727 Remove reference to alternate libpthread.
1729 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1731 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1733 (Specific, mips-sgi-irix6): Likewise.
1735 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1737 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1738 * configure: Regenerate.
1740 2012-03-07 Richard Henderson <rth@redhat.com>
1742 * config/m68k/m68k.h (ISA_HAS_TAS): New.
1743 * config/m68k/sync.md (atomic_test_and_set): Use it.
1744 (atomic_test_and_set_1): Likewise.
1746 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
1749 * Makefile.in: Let install-gcc-ar depend on installdirs,
1750 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1751 Don't double canonicalize if cross-compiling.
1753 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1755 * trans-mem.c: New typedef for tm_region_p.
1756 Define vector types for tm_region_p.
1757 (tm_region_init): Replace region_worklist to a vector called
1760 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
1763 * trans-mem.c (tm_region_init): Use last_basic_block.
1765 2012-03-05 Richard Henderson <rth@redhat.com>
1768 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
1769 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1770 BIGGEST_ALIGNMENT is aligned.
1772 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
1774 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1776 2012-03-05 Richard Henderson <rth@redhat.com>
1779 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1780 instead of calling negqi2 directly.
1782 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1784 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1785 (INTMAX_TYPE): Use it.
1786 (UINTMAX_TYPE): Likewise.
1787 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1788 (irix6_c_common_override_options): Declare.
1789 (C_COMMON_OVERRIDE_OPTIONS): Define.
1790 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1791 * config/mips/irix6-c.c: New file.
1792 * config/mips/t-irix6 (irix6-c.o): New target.
1793 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1796 2012-03-02 Richard Henderson <rth@redhat.com>
1798 * optabs.c (expand_atomic_test_and_set): Honor
1799 atomic_test_and_set_trueval even when atomic_test_and_set
1800 optab is not in use.
1802 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1804 Backport from mainline
1805 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
1807 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1809 2012-03-02 Richard Guenther <rguenther@suse.de>
1811 * DEV-PHASE: Set to prerelease.
1813 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
1815 * config.gcc (obsolete): Add all ARM targets using the FPA.
1816 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1817 * doc/install.texi: Avoid references to obsolete ARM ports.
1819 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
1821 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1823 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
1824 Joern Rennecke <joern.rennecke@embecosm.com>
1826 * doc/extend.texi: Expand and update information on interrupt
1827 attribute for Epiphany.
1829 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1831 * config/sh/sh-protos.h: Update copyright notice dates.
1832 * config/sh/sh.h: Likewise.
1833 * config/sh/sh.md: Likewise.
1834 * config/sh/constraints.md: Likewise.
1835 * config/sh/predicates.md: Likewise.
1837 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1839 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1840 * config/sh/sh.c (tertiary_reload_operand): Likewise.
1842 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
1844 * config/sh/constraints.md: Fix comment typo.
1846 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1849 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1850 unsigned HOST_WIDE_INT.
1851 (zvdep_imm64): Likewise.
1852 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1853 (vdepi_and): Likewise.
1854 Likewise for unamed 64-bit patterns.
1855 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1857 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
1860 PR rtl-optimization/52417
1861 * cselib.c (cselib_any_perm_equivs): New variable.
1862 (cselib_reset_table): Check that it's not set when not
1863 preserving constants.
1864 (cselib_add_permanent_equiv): Set it.
1865 (cselib_have_permanent_equivalences): New.
1866 (cselib_init, cselib_finish): Reset it.
1867 * cselib.h (cselib_have_permanent_equivalences): Declare.
1868 * alias.c (get_addr): Restore earlier behavior when there
1869 aren't permanent equivalences.
1871 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
1873 * config/mn10300/mn10300-modes.def: Fix copyright notice.
1874 * config/v850/v850-modes.def: Fix copyright notice.
1876 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1878 * doc/extend.texi (AVR Built-in Functions): Document
1879 __builtin_avr_flash_segment.
1881 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1882 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1883 (*split.flash_segment): New insn-and-split.
1884 * config/avr/avr.c (avr_init_builtins): Add local variables:
1885 const_memx_void_node, const_memx_ptr_type_node,
1886 char_ftype_const_memx_ptr.
1888 2012-03-01 Jakub Jelinek <jakub@redhat.com>
1890 PR tree-optimization/52445
1891 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1892 add ssa_name_ver, offset and size fields and change store field
1894 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1895 (add_or_mark_expr): Likewise. Only consider previous stores
1896 with the same size and offset.
1897 (nt_init_block): Only look at gimple_assign_single_p stmts,
1898 doesn't look at rhs2.
1900 2012-03-01 Richard Guenther <rguenther@suse.de>
1903 * tree-cfg.c (verify_gimple_assign_unary): Allow any
1904 conversions from integral types to pointer types.
1906 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
1908 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1909 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1910 unintentionally removed in r184616.
1912 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1914 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1917 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1918 Uros Bizjak <ubizjak@gmail.com>
1921 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1922 alternatives, add "e" constraint to the new last alternative
1923 and ! to last 3 alternatives.
1925 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
1927 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1928 DW_AT_artificial attributes at the end of the processing.
1929 (gen_array_type_die): Likewise.
1930 (gen_enumeration_type_die): Likewise.
1931 (gen_struct_or_union_type_die): Likewise.
1932 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1935 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1938 * expr.c (expand_assignment): If doing misaligned store that doesn't
1939 cover all mode bits, perform a RMW cycle.
1941 PR tree-optimization/52429
1942 * tree-parloops.c (separate_decls_in_region_debug): Return early
1943 if var is LABEL_DECL.
1945 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1947 PR tree-optimization/52424
1948 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1949 calling dom_thread_across_edge.
1951 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1953 * config/avr/avr.c: Move definition of TARGET macros to end of file.
1955 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1957 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1958 * config/avr/avr.c (avr_output_bld): Remove unused function.
1959 (avr_out_sbxx_branch): Use "%T" to print bit position.
1961 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1963 * config/avr/avr.md: Untabify.
1965 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1967 * config/avr/avr.md (eqne): New code iterator.
1968 (*dec-and-branchsi): Use it in text peephole's condition.
1969 (*dec-and-branchhi): Ditto.
1970 (*dec-and-branchqi): Ditto.
1972 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
1975 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1976 the device does not have the skip-bug.
1978 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
1980 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1981 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1982 -mpretend-cmove): New.
1984 2012-02-29 Jakub Jelinek <jakub@redhat.com>
1987 * df.h (struct df_d): Adjust comment that hard_regs_live_count
1988 doesn't count DEBUG_INSN refs.
1989 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1990 for DEBUG_INSN refs.
1992 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1996 2012-02-20 Richard Guenther <rguenther@suse.de>
1997 PR tree-optimization/52298
1998 * tree-vect-stmts.c (vectorizable_load): Properly use
1999 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2002 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
2005 * gimple.h (gimple_in_transaction): New.
2006 (gimple_set_in_transaction): New.
2007 (struct gimple_statement_base): Add in_transaction field.
2008 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
2010 (tree_ssa_lim_initialize): Compute transaction bits.
2011 * tree.h (compute_transaction_bits): Protoize.
2012 * trans-mem.c (tm_region_init): Use the heap to store BB
2014 (compute_transaction_bits): New.
2016 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2018 * gcc.c (display_help): Document --help=common and sort entries
2021 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2023 * doc/install.texi: Document check-$LANG specific shortcuts
2025 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2028 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
2030 * config/arm/arm_neon.h: Regenerate.
2031 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
2032 (neon_vcgeu): New insn.
2033 (neon_vcgtu): Likewise.
2034 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
2035 (ops): Unsigned comparison intrinsics call a different
2038 2012-02-28 Richard Guenther <rguenther@suse.de>
2041 * config/i386/i386.c (ix86_expand_vector_set): Fix element
2042 ordering for the VEC_CONCAT for two element vectors for
2043 V2SFmode, V2SImode and V2DImode.
2045 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2048 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
2049 detecting big-endian triplets.
2051 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
2053 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
2054 mode if there is no type information available.
2056 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
2058 PR tree-optimization/53207
2059 * doc/invoke.texi: Document as experimental and relying on graphite.
2061 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2063 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
2064 of initializer to changes from r184614.
2066 2012-02-28 Richard Guenther <rguenther@suse.de>
2068 PR tree-optimization/52395
2069 * tree-sra.c (build_ref_for_offset): Also look at the base
2070 TYPE_ALIGN when figuring out the alignment of the replacement.
2072 2012-02-28 Richard Guenther <rguenther@suse.de>
2074 PR tree-optimization/52402
2075 * ipa-prop.c (ipa_modify_call_arguments): Properly use
2076 mis-aligned types when creating the accesses at the call site.
2078 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2080 * config/avr/builtins.def: New file.
2081 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
2082 * config/avr/avr.c (enum avr_builtin_id): Use it.
2083 (avr_init_builtins): Use it. And use avr_bdesc.
2084 (bdesc_1arg): Remove.
2085 (bdesc_2arg): Remove.
2086 (bdesc_3arg): Remove.
2087 (struct avr_builtin_description): Add field n_args.
2088 (avr_bdesc): New static variable using builtins.def.
2089 (avr_expand_builtin): Use it.
2090 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
2091 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
2092 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
2094 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2097 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
2098 match only one single hard register with respective hard reg rtx.
2099 (movmemx_<mode>): Ditto.
2100 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
2101 insn anatomy of movmem[x]_<mode>.
2102 (avr_out_movmem): Same for printing assembler and operand usage.
2104 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
2108 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
2109 address spaces located outside of device flash.
2111 * config/avr/avr.h (base_arch_s): Remove field n_segments.
2112 (mcu_type_s): Add field n_flash.
2113 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
2114 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
2115 (AVR_MCU): Add N_FLASH argument.
2116 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
2117 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
2118 macro __FLASH<n> if that address space makes sense for the device.
2119 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
2120 outside of target flash.
2121 (avr_asm_named_section): Ditto.
2122 (avr_asm_select_section): Ditto.
2123 (avr_addr_space_convert): Ditto.
2124 (avr_emit_movmemhi): Ditto.
2125 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
2126 address space is outside of device flash.
2127 (avr_insert_attributes): Ditto.
2128 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2129 avr_current_arch->n_segments.
2131 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
2134 * config/i386/i386.md (*movabs<mode>_1): Enable only for
2136 (*movabs<mode>_2): Likewise.
2138 2012-02-27 Jakub Jelinek <jakub@redhat.com>
2141 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2142 s_register_operand in the test instead of REG_P. Don't call
2143 gen_reg_rtx if it won't be used.
2145 PR tree-optimization/52376
2146 * ipa-split.c (split_function): Ignore CLOBBER stmts.
2148 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
2150 * ifcvt.c (noce_get_condition): Check condition variable is not
2151 small_register_classes_for_mode_p before accepting.
2153 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
2155 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2157 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2160 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2161 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2163 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2165 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
2167 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2169 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
2171 * config/sh/predicates.md: Remove blank lines.
2172 * config/sh/sh.c: Fix typos in comments.
2173 * config/sh/constraints.md: Likewise.
2174 * config/sh/sh.md: Remove blank lines.
2175 Fix typos in comments. Use ;; as comment characters.
2177 2012-02-26 Walter Lee <walt@tilera.com>
2179 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2180 (replace_mov_pcrel_step2): Ditto.
2182 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
2185 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2186 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
2187 and locs that reference values newer than the non-canonical value
2188 at hand. Return the canonical value as a worst case.
2189 (memrefs_conflict_p): Walk canonical value's locs.
2192 * cselib.c (preserve_only_constants): Rename to...
2193 (preserve_constants_and_equivs): ... this. Split out...
2194 (invariant_or_equiv_p): ... this. Preserve plus expressions
2195 of other preserved expressions too.
2196 (cselib_reset_table): Adjust.
2197 * var-tracking.c (reverse_op): Use canonical value to build
2200 2012-02-23 Kai Tietz <ktietz@redhat.com>
2202 * config/i386/i386.c (ix86_delegitimize_address): Handle
2203 UNSPEC_PCREL plus displacement.
2205 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
2208 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2209 to test for unusedness in st X addressing.
2211 2012-02-24 Richard Guenther <rguenther@suse.de>
2214 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2215 (is_gimple_reg_type): Move inline ...
2216 * gimple.h (is_gimple_reg_type): ... here.
2218 2012-02-24 Richard Guenther <rguenther@suse.de>
2221 * passes.c (execute_function_todo): When verifying SSA form
2222 verify gimple form first.
2223 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2225 2012-02-24 Richard Guenther <rguenther@suse.de>
2228 * fold-const.c (fold_addr_of_array_ref_difference): New function.
2229 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2231 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2233 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2235 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2237 * tree-phinodes.c (make_phi_node): Mark static.
2238 * tree-flow.h (make_phi_node): Remove extern decl.
2239 * doc/gimple.texi (make_phi_node): Remove documentation.
2241 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2243 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2244 * tree-ssa-sccvn.c (print_scc): Ditto.
2246 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2248 * doc/passes.texi (Full redundancy elimination): Fix typo.
2250 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2252 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2254 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
2257 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2259 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
2262 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2264 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
2266 * config/avr/avr.md (code_stdname): Add ior, xor.
2267 (xior): New code iterator.
2268 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2269 (*<code_stdname><mode>qi.byte1-3): Ditto.
2271 2012-02-23 Jakub Jelinek <jakub@redhat.com>
2273 PR tree-optimization/52019
2274 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2277 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2279 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2280 HAVE_INITFINI_ARRAY to work around namespace pollution in
2281 certain versions of newlib system headers.
2282 * config.in: Regenerate.
2283 * configure: Regenerate.
2284 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2285 instead of HAVE_INITFINI_ARRAY.
2287 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
2290 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2291 is not offsettable memory reference.
2293 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2296 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2297 setting avr_need_clear_bss_p for __gnu_lto* symbols.
2299 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2301 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2302 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2304 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2306 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2307 library on Solaris 8 even without TLS support.
2308 * configure: Regenerate.
2310 2012-02-22 Richard Guenther <rguenther@suse.de>
2313 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2314 for GIMPLE_DEBUG stmts.
2316 2012-02-22 Martin Jambor <mjambor@suse.cz>
2319 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2320 according to the base object.
2322 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
2324 PR rtl-optimization/50063
2325 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2326 and 2 (8-bit SP) in operand 2.
2327 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2328 setup to use movhi_sp_r instead of vanilla move to write SP.
2329 Adjust REG_CFA notes to superseed unspec.
2330 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2332 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2333 known to be off) only with TARGET_NO_INTERRUPTS. Never use
2334 irq_state 1 (IRQ known to be on) here.
2336 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
2338 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2340 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2341 assign_hard_reg): Likewise.
2343 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2345 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2347 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2350 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2351 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2353 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
2355 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2356 prototype from here to...
2357 * config/avr/avr.h: ...here.
2359 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
2362 * thumb2.md (thumb2_shiftsi3_short): Split register and
2363 immediate shifts. For register shifts tie operands 0 and 1.
2364 (peephole2 for above): Check that register-controlled shifts
2365 have suitably tied operands.
2367 2012-02-21 Quentin Neill <quentin.neill@amd.com>
2370 * config/i386/bdver1.md (bdver1_call, bdver1_push,
2371 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2372 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2373 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2374 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2375 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2376 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2377 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2378 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2379 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2380 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2381 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2382 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2383 bdver1_ssevector_avx256_unaligned_load,
2384 bdver1_ssevector_sse128_unaligned_load,
2385 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2386 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2387 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2388 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2389 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2390 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2391 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2392 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2393 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2394 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2395 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2396 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2397 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2398 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2399 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2400 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2401 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2402 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2403 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2404 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2405 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2406 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2407 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2408 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2409 bdver1_ssediv_double_load, bdver1_ssediv_double,
2410 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2411 Add "bdver2" attribute.
2413 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2415 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2416 default if possible and not specified otherwise.
2418 2012-02-21 Richard Guenther <rguenther@suse.de>
2421 * gimplify.c (create_tmp_from_val): Use the main variant type
2422 for the type of the temporary we create.
2424 2012-02-21 Richard Guenther <rguenther@suse.de>
2426 PR tree-optimization/52324
2427 * gimplify.c (gimplify_expr): When re-gimplifying expressions
2428 do not gimplify a MEM_REF address operand if it is already
2431 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2433 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2434 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2436 2012-02-21 Richard Guenther <rguenther@suse.de>
2438 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2439 nested_in_vect_loop.
2441 2012-02-21 Jakub Jelinek <jakub@redhat.com>
2443 PR tree-optimization/52318
2444 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2445 vdef also to non-pure/const call stmts in the sequence.
2447 2012-02-20 David S. Miller <davem@davemloft.net>
2449 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2450 don't use the "rd %pc" instruction on v9 for PIC register loads.
2452 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
2455 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2456 in a transaction safe function.
2458 2012-02-20 Kai Tietz <ktietz@redhat.com>
2461 * stor-layout.c (place_field): Handle desired_align for
2464 2012-02-20 Richard Guenther <rguenther@suse.de>
2466 PR tree-optimization/52298
2467 * tree-vect-stmts.c (vectorizable_store): Properly use
2468 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2470 (vectorizable_load): Likewise.
2471 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2472 Access DR_STEP after ensuring it is not NULL.
2474 2012-02-20 Jakub Jelinek <jakub@redhat.com>
2476 PR tree-optimization/52286
2477 * fold-const.c (fold_binary_loc): For (X & C1) | C2
2478 optimization use double_int_to_tree instead of build_int_cst_wide,
2479 rewrite to use double_int vars.
2481 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2484 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2486 Remove -e 0 from $gcc_cv_ld invocation.
2487 Only use __GLIBC_PREREQ if defined.
2488 Enable on Solaris since Solaris 8 patch.
2489 (gcc_SUN_LD_VERSION): New macro.
2490 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2491 gcc_SUN_LD_VERSION for version number format.
2492 * configure: Regenerate.
2493 * varasm.c (get_elf_initfini_array_priority_section): Set
2494 SECTION_NOTYPE for non-default priority.
2495 Use get_section instead of get_unnamed_section to emit
2496 .init_array/.fini_array with default priority.
2498 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2500 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2501 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
2502 (mips_start_unique_function, mips_output_mips16_rdhwr)
2503 (mips_code_end): New functions.
2504 (TARGET_ASM_CODE_END): Define.
2506 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
2508 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2509 to stubs with non-sibling calls.
2511 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
2513 * doc/invoke.texi (-fira-* options): Copy-edit.
2514 (ira-* parameters): Copy-edit.
2516 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2518 * doc/invoke.texi: Minor copy-edits to bring into conformance with
2519 GCC coding conventions.
2521 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
2523 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2524 when used as adjectives.
2526 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
2528 * doc/invoke.texi: Clean up "that"/"which" confusion.
2530 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
2532 * system.h: Poison SMALL_REGISTER_CLASSES
2533 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2534 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2536 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2538 PR tree-optimization/52285
2539 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2540 when deciding if a call is a tail call or tail recursion.
2542 2012-02-16 Kai Tietz <ktietz@redhat.com>
2544 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2545 interger-constant displacement for UNSPEC_PCREL.
2547 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2549 PR rtl-optimization/52208
2550 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2551 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2553 PR tree-optimization/52255
2554 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2555 loop->header has virtual PHI, but exit_e->dest doesn't, add
2556 virtual PHI to exit_e->dest and adjust all uses after the loop.
2559 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2560 children with clone_tree_hash, not after it.
2562 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
2564 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2565 extended identifiers.
2567 2012-02-16 Jakub Jelinek <jakub@redhat.com>
2570 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2571 a same_body_alias, also test whether e->callee isn't a former
2572 or current clone of the decl this is a same body alias of.
2574 PR translation/52264
2575 * cgraphunit.c (verify_cgraph_node): Fix a typo.
2577 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
2579 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2581 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2584 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2585 force_reg instead of copy_to_reg for better optimization. Force
2586 non-register or memory operands into a register.
2588 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
2590 * extend.texi: Reserve upper bits of memory model for future use.
2592 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
2593 Anatoly Sokolov <aesok@post.ru>
2594 Eric Weddington <eric.weddington@atmel.com>
2597 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2598 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2599 Rewrite initializers for .macro.
2600 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2601 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2602 atxmega32d4, atxmega32x1.
2603 avrxmega4: atxmega64a3, atxmega64d3.
2604 avrxmega5: atxmega64a1, atxmega64a1u.
2605 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2606 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2607 avrxmega7: atxmega128a1, atxmega128a1u.
2608 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2609 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2610 (struct base_arch_s): Rename reserved to xmega_p.
2611 Rename reserved2 to have_rampd.
2612 (AVR_XMEGA): New define.
2613 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2614 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2615 * config/avr/predicates.md (io_address_operand): Take into
2617 (low_io_address_operand): Ditto.
2618 (high_io_address_operand): Ditto.
2619 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2620 (enabled, movhi_sp_r): Use them.
2621 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2622 cpp_define_formatted to built-in define __AVR_ARCH__.
2623 (__AVR_XMEGA__): New built-in define.
2624 (__AVR_HAVE_RAMPD__): New built-in define.
2625 (__AVR_HAVE_RAMPX__): New built-in define.
2626 (__AVR_HAVE_RAMPY__): New built-in define.
2627 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2629 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2630 (avr_option_override): Initialize them.
2631 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2632 (avr_init_expanders): Initialize them. No more block several calls.
2633 (emit_push_sfr): New static function.
2634 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2636 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2637 (avr_print_operand): Print addreeses as symbols for
2638 RAMPX, RAMPY, RAMPD, CCP.
2639 (output_movhi): Handle AVR_XMEGA when writing to SP.
2640 (avr_out_movhi_mr_r_xmega): New static function.
2641 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2642 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
2643 __RAMPD__, __CCP__ as needed.
2645 * config/avr/multilib.h: Regenerate.
2646 * config/avr/t-multilib: Regenerate.
2647 * config/avr/avr-tables.opt: Regenerate.
2649 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
2651 PR tree-optimization/50561
2652 * graphite-flattening.c (lst_project_loop): Do not
2653 remove old scattering dimensions after flattening.
2654 (lst_do_flatten): Likewise.
2656 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
2658 * doc/extend.texi (AVR Built-in Functions): Remove doc for
2659 __builtin_avr_map8, __builtin_avr_map16.
2660 Document __builtin_avr_insert_bits.
2662 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2663 (insert_bits): New insn.
2664 (adjust_len.map_bits): Rename to insert_bits.
2665 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2666 * avr-protos.h (avr_out_map_bits): Remove.
2667 (avr_out_insert_bits, avr_has_nibble_0xf): New.
2668 * config/avr/constraints.md (Cxf,C0f): New.
2669 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2670 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2671 New built-in define __BUILTIN_AVR_INSERT_BITS.
2672 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2673 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2674 (avr_move_bits): Rewrite.
2675 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2677 (avr_map_op_t): New typedef.
2678 (avr_map_op): New static variable.
2679 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2680 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2681 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2682 (bdesc_3arg, avr_expand_triop_builtin): New.
2683 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2684 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2685 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2686 (avr_map_equal_p, avr_map_sig_p): Remove.
2687 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2688 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2689 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2690 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2691 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2692 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2694 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2696 * config/c6x/c6x.md (reserve_cycles): New attribute.
2697 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2698 don't reserve functional units after the branch occurs.
2700 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
2703 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2704 functions into non-tm_pure functions.
2706 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
2709 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2710 (iterative_hash_canonical_type): Likewise.
2711 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2714 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
2716 * haifa-sched.c (prune_ready_list): Ensure that if there is a
2717 sched-group insn, it either remains alone or the entire list is pruned.
2719 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2721 * doc/install.texi (Prerequisites): Fix grammar.
2722 (Configuration): Likewise.
2724 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
2726 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2727 MPC as part of GCC before describing configuring with --with-gmp etc.
2728 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2729 sources are present.
2731 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2734 * dwarf2out.c (clone_tree_hash): New function.
2735 (copy_decls_walk): Use it instead of clone_tree.
2737 2012-02-14 Richard Guenther <rguenther@suse.de>
2739 PR tree-optimization/52244
2740 PR tree-optimization/51528
2741 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2742 replacements for integral types.
2744 2012-02-14 Walter Lee <walt@tilera.com>
2746 * config.gcc: Handle tilegx and tilepro.
2747 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2749 Add HAVE_AS_TLS check for tilegx and tilepro.
2750 * configure: Regenerate.
2751 * doc/contrib.texi: Add Mat Hostetter and self.
2752 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2753 Document instruction intrinsics and network accessing intrinsics.
2754 (TILEPro Built-in Functions): New node. Document instruction
2755 intrinsics and network accessing intrinsics.
2756 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2757 (Specific, tilepro-*-linux*): Likewise.
2758 * doc/invoke.texi (TILE-Gx Options): New section.
2759 (TILEPro Options): New section.
2760 * doc/md.texi (TILE-Gx): New section.
2761 (TILEPro): New section.
2762 * common/config/tilegx/tilegx-common.c: New file.
2763 * common/config/tilepro/tilepro-common.c: New file.
2764 * config/tilegx/constraints.md: New file.
2765 * config/tilegx/linux.h: New file.
2766 * config/tilegx/mul-tables.c: New file.
2767 * config/tilegx/predicates.md: New file.
2768 * config/tilegx/sync.md: New file.
2769 * config/tilegx/t-tilegx: New file.
2770 * config/tilegx/tilegx-builtins.h: New file.
2771 * config/tilegx/tilegx-c.c: New file.
2772 * config/tilegx/tilegx-generic.md: New file.
2773 * config/tilegx/tilegx-modes.def: New file.
2774 * config/tilegx/tilegx-multiply.h: New file.
2775 * config/tilegx/tilegx-protos.h: New file.
2776 * config/tilegx/tilegx.c: New file.
2777 * config/tilegx/tilegx.h: New file.
2778 * config/tilegx/tilegx.md: New file.
2779 * config/tilegx/tilegx.opt: New file.
2780 * config/tilepro/constraints.md: New file.
2781 * config/tilepro/gen-mul-tables.cc: New file.
2782 * config/tilepro/linux.h: New file.
2783 * config/tilepro/mul-tables.c: New file.
2784 * config/tilepro/predicates.md: New file.
2785 * config/tilepro/t-tilepro: New file.
2786 * config/tilepro/tilepro-builtins.h: New file.
2787 * config/tilepro/tilepro-c.c: New file.
2788 * config/tilepro/tilepro-generic.md: New file.
2789 * config/tilepro/tilepro-modes.def: New file.
2790 * config/tilepro/tilepro-multiply.h: New file.
2791 * config/tilepro/tilepro-protos.h: New file.
2792 * config/tilepro/tilepro.c: New file.
2793 * config/tilepro/tilepro.h: New file.
2794 * config/tilepro/tilepro.md: New file.
2795 * config/tilepro/tilepro.opt: New file.
2797 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2799 PR tree-optimization/52210
2800 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2801 vect_model_simple_cost with two entry vect_def_type array instead
2802 of an address of dt.
2804 2012-02-14 Richard Guenther <rguenther@suse.de>
2807 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2808 Do not stream DECL_QUALIFIER.
2809 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2810 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2811 (find_decls_types_r): Do not walk DECL_QUALIFIER.
2813 2012-02-14 Jakub Jelinek <jakub@redhat.com>
2816 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2819 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2822 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2823 * cselib.c (cselib_subst_to_values_from_insn): New function.
2824 * sched-deps.c (add_insn_mem_dependence,
2825 sched_analyze_1, sched_analyze_2): Use it.
2827 2012-02-13 Jan Hubicka <jh@suse.cz>
2830 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2832 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
2834 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2835 (GTM_SELF_SPECS): Define if not already defined.
2836 (driver_self_specs): Add GTM_SELF_SPECS.
2837 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2838 (GTM_SELF_SPECS): Define.
2839 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2840 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2842 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2844 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2847 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2850 * omp-low.c (expand_omp_for): If a static schedule without chunk size
2851 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2853 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
2856 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2858 2012-02-13 Richard Guenther <rguenther@suse.de>
2860 PR translation/52211
2861 * passes.c (enable_disable_pass): Fix typo.
2863 2012-02-13 Jakub Jelinek <jakub@redhat.com>
2866 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2867 XOR for reduce_bit_field if type is unsigned.
2869 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
2871 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2872 disallow changes from SFmode to mode with different size in FP regs.
2874 2012-02-12 Robert Millan <rmh@gnu.org>
2875 Gerald Pfeifer <gerald@pfeifer.com>
2877 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2880 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
2882 PR rtl-optimization/52175
2883 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2884 to frame-related instructions.
2886 2012-02-10 Jason Merrill <jason@redhat.com>
2889 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2890 (demangle_new_symbols): Fill it.
2891 (scan_linker_output): Walk it.
2892 (start_tweaking): Split out from scan_linker_output.
2893 (maybe_tweak): Update sym->chosen.
2894 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2896 2012-02-11 Jakub Jelinek <jakub@redhat.com>
2899 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2901 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
2903 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2904 having the same mode as previous compare.
2906 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
2908 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2909 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2910 (nonlocal_goto_internal): Likewise.
2911 (nonlocal_goto): Emit a use and an indirect jump directly.
2913 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
2916 * doc/extend.texi : Update comments for __atomic_compare_exchange and
2917 __atomic_{is,always}_lock_free.
2919 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
2922 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2923 negative constant address for x32.
2925 2012-02-10 Richard Henderson <rth@redhat.com>
2927 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2928 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2929 for GIMPLE_TRANSACTION. Tidy if's into a switch.
2931 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2932 Ira Rosen <irar@il.ibm.com>
2934 PR tree-optimization/50031
2935 * targhooks.c (default_builtin_vectorization_cost): Handle
2937 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2938 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2939 all types of reduction and pattern statements.
2940 (vect_estimate_min_profitable_iters): Likewise.
2941 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2942 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2943 for explicit realigns.
2944 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2945 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2947 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2948 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2949 vec_perm for VSX and handle vec_promote_demote.
2951 2012-02-10 Jakub Jelinek <jakub@redhat.com>
2954 * builtins.c (fold_builtin_atomic_always_lock_free,
2955 expand_builtin_atomic_always_lock_free,
2956 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2957 Return and/or test boolean_true_node/boolean_false_node instead of
2958 integer_one_node/integer_zero_node.
2960 2012-02-10 Jan Hubicka <jh@suse.cz>
2963 * predict.c (predict_paths_for_bb): Prevent looping.
2964 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2966 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
2968 * config/arm/arm.c (output_move_double): In one case properly
2969 count number of instructions that will be emitted.
2971 2012-02-10 Richard Guenther <rguenther@suse.de>
2973 PR translation/52193
2974 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2976 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
2979 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2981 2012-02-09 Jakub Jelinek <jakub@redhat.com>
2984 * var-tracking.c (emit_note_insn_var_location): If
2985 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2986 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2987 non-NOTE_DURING_CALL_P insn.
2989 2012-02-09 Bin Cheng <bin.cheng@arm.com>
2992 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2994 2012-02-08 Magnus Granberg <zorry@gentoo.org>
2997 * gcc.c (switch_matches) Support switches with separated form,
3000 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
3002 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
3004 (RAMPZ_ADDR): Ditto.
3005 * config/avr/avr.c (avr_addr_t): New typedef.
3006 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
3007 (avr_init_expanders): Initialize it.
3008 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
3010 (expand_epilogue): Ditto.
3011 (avr_print_operand): Ditto.
3012 (avr_file_start): Ditto.
3013 (avr_emit_movmemhi): Ditto.
3015 2012-02-08 Richard Guenther <rguenther@suse.de>
3017 PR tree-optimization/46886
3018 * tree-flow.h (do_while_loop_p): Declare.
3019 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
3020 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
3022 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
3024 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
3025 always succeed for integers larger than a native word.
3027 2012-02-08 Richard Guenther <rguenther@suse.de>
3029 PR rtl-optimization/52170
3030 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
3031 properly handle integer vector modes.
3033 2012-02-08 Jakub Jelinek <jakub@redhat.com>
3035 PR gcov-profile/52150
3036 * coverage.c: Include target.h.
3037 (build_var): Call targetm.strip_name_encoding on the assembler name.
3038 Change one _ into . or $ if the target allows it.
3039 * Makefile.in (coverage.o): Depend on $(TARGET_H).
3041 PR rtl-optimization/52139
3042 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
3043 is a BARRIER after emit_insn_after_noloc, move BB_END
3044 to the last non-BARRIER insn before it.
3046 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
3049 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
3050 (mips_gimplify_va_arg_expr): Call it instead of
3051 std_gimplify_va_arg_expr.
3053 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
3055 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
3056 message for -mno-pointers-to-nested-function.
3058 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
3061 * expr.c (get_inner_reference): If there is an offset, add a negative
3062 bit position to it (if any).
3064 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3066 PR rtl-optimization/52060
3067 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
3068 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
3069 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
3070 and/or i0src_copy2 when needed.
3072 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3074 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
3075 or LTOPLUGINSONAME if have_c.
3077 * config/freebsd-spec.h: Add comment about what macros can be defined
3079 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
3080 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
3083 2012-02-07 Richard Guenther <rguenther@suse.de>
3085 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
3086 newline in -alias dumps.
3088 2012-02-07 Kai Tietz <ktietz@redhat.com>
3089 Dave Korn <dave.korn.cygwin@gmail.com>
3092 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3093 Take care that typinfo gets dllexport-attribute.
3095 2012-02-07 Jakub Jelinek <jakub@redhat.com>
3098 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
3099 if modifier < EXPAND_SUM call force_operand on the result.
3101 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
3103 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
3104 adding __forwarder_dst__ prefix if a forwarder_section attribute is
3106 (epiphany_function_type): Replace types for specific interrupts with
3107 EPIPHANY_FUNCTION_INTERRUPT.
3108 (EPIPHANY_INTERRUPT_P): Update.
3109 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
3110 New static function.
3111 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
3112 <disinterrupt>: Affects type identity.
3113 (epiphany_handle_interrupt_attribute): Handle variable number of
3115 (epiphany_compute_function_type): Update for new
3116 epiphany_function_type definition.
3117 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
3118 handlers with a longcall forwarder.
3119 (epiphany_start_function): Handle multiple interrupt arguments and/or
3120 forwarder_section attribute.
3122 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
3125 2012-02-07 Alan Modra <amodra@gmail.com>
3128 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
3131 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3133 PR tree-optimization/50969
3134 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3135 use vec_perm rather than vector_stmt.
3136 (vect_model_load_cost): Likewise.
3137 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3138 vec_perm to be the same as other vector statements.
3139 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3140 cost of vec_perm for TARGET_VSX.
3142 2012-02-06 Richard Guenther <rguenther@suse.de>
3144 PR tree-optimization/52115
3145 * tree-sra.c (access_has_replacements_p): New function.
3146 (sra_modify_assign): Use it to decide whether a use is uninitialized.
3148 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
3151 * trans-mem.c (expand_call_tm): Add an assertion.
3152 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3155 2012-02-06 Richard Guenther <rguenther@suse.de>
3157 PR tree-optimization/50955
3158 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3159 raise cost of expressions that replace an address with an
3160 expression based on a different pointer.
3162 2012-02-06 Jakub Jelinek <jakub@redhat.com>
3165 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3166 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3168 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
3171 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3172 -Weffc++ and specify guidelines come from second edition.
3174 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3176 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3177 (sibcall_value_multiple_internal, call_split, call_internal_direct)
3178 (call_direct_split, call_value_split, call_value_internal_direct)
3179 (call_value_direct_split, call_value_multiple_split): Use jal and
3180 jal_macro attributes.
3182 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
3184 * reload1.c (reload_regs_reach_end_p): Replace with...
3185 (reload_reg_rtx_reaches_end_p): ...this function.
3186 (new_spill_reg_store): Update commentary.
3187 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3188 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3189 before setting new_spill_reg_store.
3190 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3191 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3192 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3193 for non-spill reload registers.
3195 2012-02-05 Ira Rosen <irar@il.ibm.com>
3197 PR tree-optimization/52091
3198 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3199 (vect_is_simple_use_1): Likewise.
3200 * tree-vect-loop.c (vectorizable_reduction): Update calls
3201 to vect_is_simple_use_1 and vect_is_simple_use.
3202 (vectorizable_live_operation): Likewise.
3203 * tree-vect-patterns.c (widened_name_p,
3204 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3205 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3206 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3207 vectorizable_shift,vectorizable_operation, vectorizable_store,
3208 vectorizable_load): Likewise.
3209 (vect_is_simple_cond): Add an argument, pass it to
3210 vect_is_simple_use_1.
3211 (vectorizable_condition): Update calls to vect_is_simple_cond,
3213 (vect_is_simple_use): Add an argument, the statement in which
3214 OPERAND is used. Check that if OPERAND's def stmt is a double
3215 reduction phi node, the use is a phi node too.
3216 (vect_is_simple_use_1): Add an argument, pass it to
3218 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3219 to vect_is_simple_use.
3221 2012-02-04 Jakub Jelinek <jakub@redhat.com>
3223 PR rtl-optimization/52095
3224 * modulo-sched.c (dump_insn_locator): New function.
3225 (loop_canon_p, sms_schedule): Use it.
3227 PR rtl-optimization/52113
3228 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3229 even for decomposable shift/zext insns.
3231 2012-02-03 Jakub Jelinek <jakub@redhat.com>
3232 Zdenek Dvorak <ook@ucw.cz>
3234 PR rtl-optimization/52092
3235 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3236 on get_iv_value result.
3238 2012-02-02 Andrew Pinski <apinski@cavium.com>
3242 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3244 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3247 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3249 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
3251 PR rtl-optimization/49800
3252 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3253 (sched_finish): Call regstat_free_n_sets_and_refs.
3255 2012-02-02 Jia Liu <proljc@gmail.com>
3257 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3260 2012-02-02 Jan Hubicka <jh@suse.cz>
3261 Tom de Vries <tom@codesourcery.com>
3264 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3265 * varpool.c (varpool_analyze_pending_decls): Likewise.
3267 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3268 Jayant R Sonar <jayant.sonar@kpitcummins.com>
3270 * config.gcc: Add cr16-* support.
3272 * doc/extend.texi: Document cr16 extensions.
3273 * doc/install.texi: Document cr16 install.
3274 * doc/invoke.texi: Document cr16 options.
3275 * doc/md.texi: Document cr16 constraints.
3277 * common/config/cr16/cr16-common.c: New file.
3278 * config/cr16/cr16.c: New file.
3279 * config/cr16/cr16.h: New file.
3280 * config/cr16/cr16.md: New file.
3281 * config/cr16/cr16.opt: New file.
3282 * config/cr16/cr16-protos.h: New file.
3283 * config/cr16/predicates.md: New file.
3284 * config/cr16/constraints.md: New file.
3285 * config/cr16/t-cr16: New file.
3287 2012-02-02 Jakub Jelinek <jakub@redhat.com>
3290 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3291 that operands[2] is either immediate, or q_regs_operand.
3293 PR tree-optimization/52073
3294 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3295 a pattern stmt for pattern uses, ignore uses outside of the loop.
3297 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3299 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3300 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3301 (OUT_AS1, OUT_AS2): Remove.
3303 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
3305 PR rtl-optimization/51374
3306 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3307 to cross other volatile_refs_p insns.
3309 2012-02-01 Richard Guenther <rguenther@suse.de>
3311 * doc/invoke.texi (fno-inline): Clarify documentation.
3312 (finline-small-functions): Likewise.
3313 (finline-functions): Likewise.
3314 * common.opt (finline): Adjust comment and documentation.
3315 (finline-small-functions): Clarify documentation.
3316 (finline-functions): Likewise.
3317 (finline-functions-called-once): Likewise.
3319 2012-02-01 Tristan Gingold <gingold@adacore.com>
3321 * c-typeck.c (composite_type): Keep mode for pointers.
3323 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
3325 * function.h (regno_reg_rtx): Adjust comment.
3326 * reginfo.c (init_reg_modes_target): Only use the previous mode
3327 if it fits within one register. Remove MIPS comment.
3329 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3332 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3334 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3336 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3337 to srak instruction.
3339 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3341 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3343 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3348 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3350 2012-01-31 Richard Guenther <rguenther@suse.de>
3352 PR tree-optimization/51528
3353 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3356 2012-01-31 Jakub Jelinek <jakub@redhat.com>
3361 * ree.c (add_removable_extension): Change def_map argument
3362 to unsigned *, store in def_map 1 + offset into *insn_list vector
3363 instead of pointers into the vector.
3364 (find_removable_extensions): Adjust caller.
3366 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3368 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3369 Transform all "* quoted-c-code" to { c-code }.
3370 Remove redundant test for "optimize" in combine patterns.
3371 Move (include "avr-dimode.md") to end of file.
3373 2012-01-30 Bin Cheng <bin.cheng@arm.com>
3376 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3377 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3379 2012-01-30 Richard Guenther <rguenther@suse.de>
3381 PR tree-optimization/52028
3382 * tree-loop-distribution.c (ldist_gen): Properly update
3385 2012-01-30 Jakub Jelinek <jakub@redhat.com>
3388 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3389 set_cur_line_info_table if not emitting debug info.
3391 PR tree-optimization/52046
3392 * tree-vect-patterns.c (check_bool_pattern): Give up if
3393 a comparison could throw.
3396 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3398 2012-01-30 Richard Guenther <rguenther@suse.de>
3400 PR tree-optimization/52045
3401 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3402 SSA form if cfgcleanup did anything.
3404 2012-01-30 Richard Guenther <rguenther@suse.de>
3406 PR tree-optimization/52045
3407 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3408 before computing final todo.
3410 2012-01-30 Richard Guenther <rguenther@suse.de>
3412 PR tree-optimization/51528
3413 * tree-sra.c (sra_modify_assign): Re-factor in preparation
3416 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
3418 * df-problems.c (df_kill_notes): Check that the use refers
3419 to the note under examination.
3421 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
3424 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3425 parameter and use short-lived pseudos.
3426 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3427 (sparc_expand_vector_init): Const-ify local variables and adjust
3428 calls to above functions.
3430 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
3432 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3434 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
3436 * doc/invoke.texi: Make usage of "compile time" and
3437 "run time"/"runtime" consistent throughout the file.
3439 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
3441 * config/alpha/alpha.c (alpha_option_override): Default to
3442 full IEEE compliance mode for Go language.
3444 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
3446 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3447 (LINK_SSP_SPEC): Define.
3449 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3452 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3455 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
3457 * doc/invoke.texi: Correct hyphenation of "floating point",
3458 "double precision", and related terminology throughout the file.
3460 2012-01-28 Jakub Jelinek <jakub@redhat.com>
3463 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3464 arm_general_register_operand predicate for operand 2 instead of
3467 2012-01-27 Ian Lance Taylor <iant@google.com>
3470 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3471 * builtins.c (expand_builtin_init_trampoline): Add onstack
3472 parameter. Change caller.
3473 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3474 * tree.c (build_common_builtin_nodes): Declare
3475 __builtin_init_heap_trampoline.
3477 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
3479 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3480 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3481 * config/avr/avr.c: Ditto.
3482 (avr_regnames): Remove because unused.
3483 * config/avr/avr.md (*cpse.ne): New peephole.
3484 (*cpse.eq): New peephole from former cpse peepholes.
3486 2012-01-27 Michael Eager <eager@eagercon.com>
3488 * config/microblaze.c (microblaze_emit_compare): Correct
3489 test after pcmp instruction.
3491 2012-01-27 Richard Guenther <rguenther@suse.de>
3493 PR tree-optimization/52020
3494 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3496 2012-01-27 Richard Guenther <rguenther@suse.de>
3498 * ipa-pure-const.c (check_stmt): Clobbers do not make a
3499 function non-const/pure.
3501 2012-01-27 Richard Guenther <rguenther@suse.de>
3503 PR tree-optimization/50444
3504 * tree-sra.c (build_ref_for_offset): Properly adjust the
3505 MEM_REF type for unaligned accesses.
3507 2012-01-27 Richard Guenther <rguenther@suse.de>
3509 PR tree-optimization/50444
3510 * expr.c (mem_ref_refers_to_non_mem_p): New function.
3511 (expand_assignment): Use it. Properly handle misaligned
3512 bases when expanding stores to component references.
3513 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3516 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
3519 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3520 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3521 * tree-data-ref.c (find_data_references_in_loop): Make static.
3522 (compute_all_dependences): Change return type to bool. Bail out
3523 for too many datarefs in a loop. Move the hunk resetting the data
3524 dependences vector from ...
3525 (compute_data_dependences_for_loop): ... here. Account for
3526 compute_all_dependences returning false.
3527 (compute_data_dependences_for_bb): Likewise.
3528 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3529 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3531 2012-01-27 Richard Guenther <rguenther@suse.de>
3534 * expr.c (store_field): Use the alias-set of the scratch memory
3537 2012-01-27 Tom de Vries <tom@codesourcery.com>
3539 PR tree-optimization/51990
3540 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3542 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3544 2012-01-27 Jakub Jelinek <jakub@redhat.com>
3547 * var-tracking.c (reverse_op): Don't add any reverse operation
3548 if V already has any constant locations.
3550 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3552 * doc/invoke.texi: Correct usage of "command line" (noun)
3553 vs "command-line" (adjective) throughout.
3555 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
3557 * doc/invoke.texi (Language Independent Options): Move
3558 -Wcoverage-mismatch blurb from here....
3559 (Warning Options): ...to here.
3561 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
3563 * config/rs6000/rs6000.c (rs6000_option_override_internal):
3564 Set rs6000_always_hint to false for 476.
3566 2012-01-27 Matthias Klose <doko@ubuntu.com>
3568 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3570 * incpath.c (add_standard_paths): Likewise.
3572 2012-01-27 Richard Henderson <rth@redhat.com>
3574 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3575 * config/m68k/sync.md (atomic_test_and_set): Rename from
3576 sync_test_and_setqi and adjust the operands.
3577 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3578 and unconditionally enable.
3580 2012-01-27 Richard Henderson <rth@redhat.com>
3582 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3583 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3584 (ldstub): Rename from ldstubqi.
3585 (ldstub<I24MODE>): Remove.
3587 2012-01-27 Richard Henderson <rth@redhat.com>
3589 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3590 * c-cppbuiltin.c (cpp_atomic_builtins): Define
3591 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3592 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3593 * doc/tm.texi: Rebuild.
3595 2012-01-27 Richard Henderson <rth@redhat.com>
3597 * optabs.c (gen_atomic_test_and_set): Remove default.
3598 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3600 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3602 PR rtl-optimization/51978
3603 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3604 (combine_reaching_defs): Likewise.
3605 (struct re_info): Remove.
3606 (add_removable_extension): Remove x and data arguments,
3607 add insn, insn_list and def_map. Use the arguments directly
3608 instead of using struct re_info.
3609 (find_removable_extensions): Don't call add_removable_extension
3610 through note_stores, instead just call it with single_set
3612 (find_and_remove_re): Pass curr_cand->expr instead of
3613 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3615 2012-01-26 Michael Matz <matz@suse.de>
3617 PR tree-optimization/46590
3618 * cfgexpand.c: Revert last change (r183305).
3619 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3621 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3622 checking for emptiness.
3624 2012-01-26 Jakub Jelinek <jakub@redhat.com>
3627 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3628 non-addressable non-BLKmode base correctly.
3630 2012-01-26 Michael Matz <matz@suse.de>
3632 PR tree-optimization/48794
3633 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3634 regions referenced from RESX/EH_DISPATCH.
3636 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3638 * config/s390/s390.h: Make BRANCH_COST an option.
3639 * config/s390/s390.opt: New option -mbranch-cost.
3641 2012-01-26 Richard Henderson <rth@redhat.com>
3643 Revert 2012-01-24 change:
3644 * trans-mem.c (requires_barrier): Do not instrument thread local
3645 variables and emit save/restore for them.
3647 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3650 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3653 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
3655 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3658 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
3661 Rename __pgm to __flash.
3662 Rename __pgm1 to __flash1.
3663 Rename __pgm2 to __flash2.
3664 Rename __pgm3 to __flash3.
3665 Rename __pgm4 to __flash4.
3666 Rename __pgm5 to __flash5.
3667 Rename __pgmx to __memx.
3668 * doc/extend.texi (AVR Named Address Spaces)
3669 Rename address space names as indicated above.
3670 * config/avr/avr.c (avr_addrspace): Ditto.
3672 * config/avr/avr-protos.h
3673 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3674 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3675 * config/avr/predicates.md: Ditto.
3676 * config/avr/avr.c Ditto, and
3677 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3678 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3680 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3681 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3682 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3683 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3684 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3685 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3686 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3687 * config/avr/avr.c: Ditto.
3688 * config/avr/avr.md: Ditto.
3690 2012-01-25 Jason Merrill <jason@redhat.com>
3693 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3695 2012-01-25 Jakub Jelinek <jakub@redhat.com>
3697 PR tree-optimization/51987
3698 * tree-data-ref.c (get_references_in_stmt): Handle references in
3699 non-volatile GIMPLE_ASM.
3701 2012-01-25 Richard Guenther <rguenther@suse.de>
3703 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3704 bases are dereferenced.
3706 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3708 PR rtl-optimization/48374
3709 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3711 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
3713 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3714 compute_data_dependences_for_loop returns false.
3715 * tree-parloops.c (loop_parallel_p): Likewise.
3717 2012-01-25 Richard Guenther <rguenther@suse.de>
3719 * tree.h (get_pointer_alignment_1): Declare.
3720 * builtins.c (get_pointer_alignment_1): New function.
3721 (get_pointer_alignment): Use it.
3723 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3725 PR rtl-optimization/48308
3726 * combine.c (enum undo_kind): Add UNDO_LINKS.
3727 (struct undo): Add member l to other_contents and where.
3728 (do_SUBST_LINK): New.
3730 (try_combine): Handle LOG_LINKS for the dummy i1 case.
3731 (undo_all): Handle UNDO_LINKS.
3733 2012-01-25 Richard Henderson <rth@redhat.com>
3735 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3738 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3740 * optabs.c (gen_atomic_test_and_set): Use each argument.
3742 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3744 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3745 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3746 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3747 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3748 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3749 TARGET_PAIRED_SINGLE_FLOAT.
3751 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3753 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3754 (in_struct, return_val): Remove MEM documentation.
3755 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3756 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3757 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3759 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3760 * cfgexpand.c (add_alias_set_conflicts): Likewise.
3761 * expr.c (store_field): Likewise.
3762 * function.c (assign_stack_temp_for_type): Likewise.
3763 * ifcvt.c (noce_try_cmove_arith): Likewise.
3764 * reload1.c (reload): Likewise.
3765 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3766 (alpha_set_memflags): Likewise.
3767 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3769 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
3771 * rtl.h (true_dependence, canon_true_dependence): Remove varies
3773 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3774 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3775 (true_dependence_1, true_dependence, canon_true_dependence): Remove
3777 * cselib.c (cselib_rtx_varies_p): Delete.
3778 (cselib_invalidate_mem): Update call to canon_true_dependence.
3779 * dse.c (record_store, check_mem_read_rtx): Likewise.
3780 (scan_reads_nospill): Likewise.
3781 * cse.c (check_dependence): Likewise.
3782 (cse_rtx_varies_p): Delete.
3783 * expr.c (safe_from_p): Update call to true_dependence.
3784 * ira.c (validate_equiv_mem_from_store): Likewise.
3785 (memref_referenced_p): Likewise.
3786 * postreload-gcse.c (find_mem_conflicts): Likewise.
3787 * sched-deps.c (sched_analyze_2): Likewise.
3788 * store-motion.c (load_kills_store): Likewise.
3789 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3790 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3791 (compute_transp): Update call to canon_true_dependence.
3793 2012-01-25 Richard Henderson <rth@redhat.com>
3795 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3796 (maybe_emit_atomic_test_and_set): New.
3797 (expand_sync_lock_test_and_set): Use it.
3798 (expand_atomic_test_and_set): Likewise.
3799 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3800 the implementation; clarify implementation defined details.
3801 * doc/md.texi (atomic_test_and_set): Document.
3803 2012-01-25 Richard Henderson <rth@redhat.com>
3805 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3807 2012-01-25 Richard Henderson <rth@redhat.com>
3810 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3811 to effect no-op split.
3813 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3816 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3817 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3818 (BT_FN_VOID_PTR_INT_SIZE): New.
3819 (BT_FN_UINT_UINT_VAR): Remove.
3820 (BT_FN_UINT32_UINT32_VAR): New.
3821 (BT_FN_DOUBLE_VPTR): Remove.
3822 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3824 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3825 (_ITM_changeTransactionMode): Same.
3826 (_ITM_memmoveRtWt): Change return type to void.
3827 (_ITM_memcpyRtWt): Same.
3828 (_ITM_memsetW): Same.
3829 (_ITM_RaRD): Change types to double.
3834 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3836 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
3837 Patrick Marlier <patrick.marlier@gmail.com>
3839 * trans-mem.c (requires_barrier): Do not instrument thread local
3840 variables and emit save/restore for them.
3842 2012-01-24 Jason Merrill <jason@redhat.com>
3845 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3846 output static aliases.
3848 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3851 * common.opt (-pie, -shared, pie, shared): Change from Common to
3853 * gcc.c (display_help): Display help for -pie and -shared.
3855 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
3858 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3859 Remove note on size/offset limitation.
3860 (AVR Variable Attributes): Add example how to read data located
3861 with progmem. Refer to named address spaces.
3862 * doc/invoke.texi (AVR Options): Fix typo.
3864 2012-01-24 Richard Guenther <rguenther@suse.de>
3866 Forward-port to trunk
3867 2010-09-21 Jakub Jelinek <jakub@redhat.com>
3870 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3871 op0 isn't sufficiently aligned and there is movmisalignM
3872 insn for mode, use it to load op0 into a temporary register.
3874 2012-01-24 Jakub Jelinek <jakub@redhat.com>
3877 * target.def (const_not_ok_for_debug_p): New hook.
3878 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3880 * doc/tm.texi: Regenerated.
3881 * dwarf2out.c (const_ok_for_output_1): If
3882 targetm.const_not_ok_for_debug_p returns true, fail.
3883 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3885 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3887 2012-01-23 Kai Tietz <ktietz@redhat.com>
3890 * config/i386/predicates.md (symbolic_operand): Allow
3891 UNSPEC_PCREL as PIC expression for lea.
3892 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3893 * config/i386/i386.c (ix86_delegitimize_address): Handle
3894 UNSPEC_PCREL for none-MEM, too.
3896 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3898 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3899 (ipa_tm_create_version_alias): Same.
3901 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
3904 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3905 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3907 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
3908 Patrick Marlier <patrick.marlier@gmail.com>
3909 Iain Sandoe <developer@sandoe-acoustics.co.uk>
3912 * lto-wrapper.c (run_gcc): Pass the LTO section name to
3913 simple_object_start_read.
3915 2012-01-23 Richard Guenther <rguenther@suse.de>
3918 PR tree-optimization/51895
3919 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3920 parameter decomposition into BLKmode components.
3922 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
3924 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3925 fake variables for restrict-qualified pointers whose pointed-to type
3926 contains a placeholder.
3928 2012-01-23 Richard Guenther <rguenther@suse.de>
3930 PR tree-optimization/51949
3931 * ipa-split.c (execute_split_functions): Do not split malloc functions.
3933 2012-01-23 Jakub Jelinek <jakub@redhat.com>
3935 PR rtl-optimization/51933
3936 * ree.c (transform_ifelse): Return true right away if dstreg is
3937 already wider or equal to cand->mode.
3938 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3939 (make_defs_and_copies_lists): Remove defs_list and copies_list
3940 arguments, add state argument, just truncate state->work_list
3941 instead of always allocating and freeing the vector. Assert that
3942 get_defs succeeds instead of returning 2. Changed return type to bool.
3943 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
3944 have ext_src_mode, see if it has been modified already with the
3945 right kind of extension and has been extended before from the
3946 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
3947 just return true. Remember the original mode in state->modified array.
3948 (combine_reaching_defs): Add state argument. Don't allocate and
3949 free here def_list, copied_list and vec vectors, instead just
3950 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
3951 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3952 Add state variable, clear vectors in it, initialize state.modified
3953 if needed. Free all the vectors at the end and state.modified too.
3954 Don't skip a candidate if the extension expression has been modified.
3956 2012-01-22 Douglas B Rupp <rupp@gnat.com>
3959 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3960 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3961 (extra_options) interix.opt -> i386/interix.opt"
3962 (extra_objs):Add winnt-stubs.o
3963 * configure.ac: Add interix to target_os .comm on PE check.
3964 * configure: Regenerate.
3965 * config/interix3.h: Delete and move bits to..
3966 * config/interix.h: Delete and move bits to..
3967 * config/i386/i386-interix3.h: Delete and move bits to..
3968 * config/i386/i386-interix.h: ..here.
3969 (TARGET_CPU_DEFAULT): Remove redefinition.
3970 (TARGET_ASM_CONSTRUCTOR): Undefine.
3971 (SUBTARGET_SWITCHES): Define for ms-bitfields.
3972 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3973 (PTRDIFF_TYPE): Define.
3974 (LONG_DOUBLE_TYPE_SIZE): Define.
3975 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3976 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3977 (TARGET_SECTION_TYPE_FLAGS): Define.
3978 (ASM_DECLARE_FUNCTION_NAME): Define.
3979 (ASM_OUTPUT_EXTERNAL): Define.
3980 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3981 (ASM_OUTPUT_ALIGNED_BSS): Define.
3982 (PCC_BITFIELD_TYPE_MATTERS): Define.
3983 (USE_CONST_SECTION): Define.
3984 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3985 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3986 (SUPPORTS_ONE_ONLY): Remove.
3987 (I386_PE_STRIP_ENCODING): Define.
3988 * config/interix.opt: Delete and move bits to..
3989 * config/i386/interix.opt: ..here. New.
3990 (mpe-aligned-commons): Add.
3991 * config/i386/t-interix: Add copyright header.
3992 (winnt-stubs.o): Add rule.
3994 2012-01-22 Jason Merrill <jason@redhat.com>
3997 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3998 for extra name aliases.
4000 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
4002 PR rtl-optimization/51924
4003 * ree.c (combine_set_extension): Improve debugging message.
4004 (combine_reaching_defs): Likewise.
4005 (get_defs): Rename confusingly named variable.
4006 (find_and_remove_re): Skip a candidate if the extension expression has
4009 2012-01-21 Robert Millan <rmh@gnu.org>
4010 Gerald Pfeifer <gerald@pfeifer.com>
4012 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
4013 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
4015 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4017 PR tree-optimization/51914
4018 * tree-vect-stmts.c (vectorizable_conversion): For
4019 cvt_type && modifier == WIDEN, put temporary with cvt_type
4020 at the beginning of vec_dsts and set vec_dest to temporary
4023 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
4025 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
4027 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
4029 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
4030 * config/rs6000/rs6000.c: Likewise.
4032 2012-01-20 Jakub Jelinek <jakub@redhat.com>
4035 * config/arm/arm.c (arm_count_output_move_double_insns): Call
4036 output_move_double on a copy of operands array.
4038 2012-01-20 Cary Coutant <ccoutant@google.com>
4039 Dodji Seketeli <dodji@redhat.com>
4042 * dwarf2out.c (copy_declaration_context): Return ref to parent
4043 of declaration DIE, if necessary.
4044 (remove_child_or_replace_with_skeleton): Add new parameter; update
4045 caller. Place skeleton DIE under parent DIE of original declaration.
4046 Move call to copy_declaration_context to here ...
4047 (break_out_comdat_types): ... from here.
4049 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4051 PR rtl-optimization/51856
4052 * reload.c (find_reloads_subreg_address): Set the address_reloaded
4055 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4058 * config/arm/arm.c (arm_print_operand): Correct output of alignment
4059 hints for neon loads and stores.
4061 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
4065 * doc/extend.texi (Named Address Spaces): Split into subsections.
4066 (AVR Named Address Spaces): New subsection.
4067 (M32C Named Address Spaces): New subsection.
4068 (RL78 Named Address Spaces): New subsection.
4069 (SPU Named Address Spaces): New subsection.
4070 (Variable Attributes): New anchor "AVR Variable Attributes".
4071 (AVR Variable Attributes): Rewrite and avoid wording
4072 "address space" in this context.
4073 * doc/invoke.texi (AVR Options): Rewrite and add documentation
4074 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
4075 (AVR Built-in Macros): New subsubsection therein.
4076 * doc/md.texi (AVR constraints): Remove "C04", "R".
4078 2012-01-20 Richard Guenther <rguenther@suse.de>
4080 PR tree-optimization/51903
4081 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
4082 when removing stmts.
4084 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4087 * config/arm/arm.c (arm_load_pic_register): Use
4088 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
4089 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
4090 (arm_pic_static_addr): Likewise.
4091 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
4092 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
4093 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
4094 (pic_load_addr_unified): New.
4096 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
4099 * function.c (instantiate_virtual_regs_in_insn): Use
4100 delete_insn_and_edges when removing a wrong asm insn.
4102 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
4104 PR rtl-optimization/40761
4105 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
4106 Add new member loop_num.
4107 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
4108 (ira_build): Remove the parameter.
4110 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
4111 (ira.c): Do not build CFG loops for one region allocation. Remove
4112 argument from ira_build call.
4114 * ira-build.c (init_loop_tree_node): New function.
4115 (create_loop_tree_nodes): Use it. Separate the case when CFG
4116 loops are not built.
4117 (more_one_region_p): Check current_loops.
4118 (finish_loop_tree_nodes): Separate the case when CFG loops are not
4120 (add_loop_to_tree): Process loop equal to NULL too.
4121 (form_loop_tree): Separate the case when CFG loops are not built.
4122 Use explicitly number for the root.
4123 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
4125 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
4126 instead of loop->num.
4127 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
4128 (mark_all_loops_for_removal): Ditto.
4129 (remove_unnecessary_regions): Separate the case when CFG loops
4131 (ira_build): Remove the parameter. Use explicit number of regions
4132 when CFG loops are not built.
4134 * ira-color.c (print_loop_title): Separate the case for the root node.
4135 Use loop_num instead of loop->num.
4136 (move_spill_restore): Use loop_num instead of loop->num.
4138 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4139 (change_loop): Ditto.
4140 (change_loop): Use loop_num instead of loop->num.
4142 * ira-lives.c (process_bb_node_lives): Ditto.
4144 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4146 * ira-conflicts.c (print_allocno_conflicts): Ditto.
4148 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4151 * tree-mudflap.c (mf_artificial): New function.
4152 (execute_mudflap_function_ops, execute_mudflap_function_decls,
4153 mx_register_decls, mudflap_enqueue_decl): Use it.
4156 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4157 numbers in the insn pattern.
4159 2012-01-19 Michael Matz <matz@suse.de>
4161 PR tree-optimization/46590
4162 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4163 use it in remembering which conflicts we already created.
4164 (add_scope_conflicts): Adjust call to above, (de)allocate helper
4167 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
4170 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4171 (merge_and_complain): Same.
4173 2012-01-19 Jakub Jelinek <jakub@redhat.com>
4176 * config/initfini-array.h: Guard content of the header
4177 with #ifdef HAVE_INITFINI_ARRAY.
4178 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4179 Add initfini-array.h to tm_file here.
4180 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4181 * config.gcc: Don't add initfini-array.h to tm_file here.
4182 * configure: Regenerated.
4184 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
4186 PR rtl-optimization/51505
4187 * df-problems.c (df_kill_notes): New parameter live. Update comment.
4188 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4189 (df_note_bb_compute): Update the call to df_kill_notes.
4191 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
4193 * trans-mem.c (requires_barrier): Remove call to is_global_var.
4195 2012-01-18 Richard Guenther <rguenther@suse.de>
4197 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4198 of conversions to void *.
4200 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4201 Richard Sandiford <rdsandiford@googlemail.com>
4205 * optabs.h (simplify_expand_binop): Declare.
4206 * optabs.c (simplify_expand_binop): Make global.
4207 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4208 endian targets if the source cannot be exactly covered by word
4211 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4214 * hard-reg-set.h (struct hard_reg_set_container): New type.
4215 * target.h (struct hard_reg_set_container): Forward declare.
4216 * target.def (set_up_by_prologue): New target hook.
4217 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4218 * doc/tm.texi: Regenerated.
4219 * function.c (thread_prologue_and_epilogue_insns): Change
4220 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4221 Call targetm.set_up_by_prologue on it.
4222 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4223 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4225 2012-01-17 Nick Clifton <nickc@redhat.com>
4227 * config/rx/rx.c (rx_can_use_simple_return): New function.
4228 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4229 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4231 2012-01-17 Richard Guenther <rguenther@suse.de>
4234 * expr.c (expand_assignment): Take address-space information
4235 from the address operand of MEM_REF and TARGET_MEM_REF.
4236 (expand_expr_real_1): Likewise.
4238 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4240 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4241 reload dump is requested.
4243 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
4246 * trans-mem.c (requires_barrier): Call may_be_aliased.
4248 2012-01-17 Jakub Jelinek <jakub@redhat.com>
4250 PR tree-optimization/51877
4251 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4252 call arguments and fndecls compare equal, instead return false if they
4253 don't. Return true only if lhs1 and lhs2 are either both NULL, or
4254 both SSA_NAMEs that are valueized the same, or they satisfy
4257 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4259 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4261 * configure: Regenerate.
4263 2012-01-16 Jan Hubicka <jh@suse.cz>
4267 * convert.c (convert_to_integer): Use fold_convert for
4268 converting an INTEGER_CST to integer type.
4270 2012-01-16 Jason Merrill <jason@redhat.com>
4273 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
4275 2012-01-16 Jakub Jelinek <jakub@redhat.com>
4278 * config/s390/s390.c (s390_chunkify_start): Don't skip
4279 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
4280 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
4281 If insn is followed by NOTE_INSN_VAR_LOCATION or
4282 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
4283 Don't use location of note insns.
4285 PR tree-optimization/51865
4286 * tree-inline.c (tree_function_versioning): Call remap_decl
4287 on DECL_RESULT whenever it has VOID_TYPE_P type.
4289 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
4291 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
4292 for calls to locally-binding MIPS16 functions if only the return
4293 type uses float regs.
4295 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
4296 Richard Sandiford <rdsandiford@googlemail.com>
4298 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
4299 (SYMBOL_32_HIGH): Likewise.
4300 (mips_output_tls_reloc_directive): Declare.
4301 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
4302 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
4303 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
4304 (mips_lo_relocs, mips_hi_relocs): Make extern.
4305 (mips16_stub_function): Move up file.
4306 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
4307 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
4308 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
4309 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
4310 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
4311 (mips_get_tp): Add MIPS16 support.
4312 (mips_legitimize_tls_address): Remove MIPS16 sorry().
4313 Generalize DTPREL and TPREL handling.
4314 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4315 Add MIPS16 TLS support.
4316 (mips_output_tls_reloc_directive): New function.
4317 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4318 * config/mips/predicates.md (symbolic_operand_with_high)
4319 (tls_reloc_operand): New predicates.
4320 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4321 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4322 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4323 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
4324 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4325 (*tls_get_tp_mips16_call_<mode>): Likewise.
4327 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
4329 PR rtl-optimization/51821
4330 * recog.c (peep2_find_free_register): Determine clobbered registers
4333 2012-01-14 Denis Chertykov <chertykov@gmail.com>
4336 * config/avr/avr-protos.h: Revert change of 2012-01-09.
4337 * config/avr/avr.c: Likewise.
4338 * config/avr/avr.h: Likewise.
4340 2012-01-13 Ian Lance Taylor <iant@google.com>
4343 * tree.h (TYPE_QUALS): Add cast to int.
4344 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4346 2012-01-13 Ian Lance Taylor <iant@google.com>
4348 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4349 comparing param_index to VEC_length result.
4351 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
4353 * c-decl.c: Do not include tree-mudflap.h
4354 * tree-optimize.c: Likewise.
4355 * Makefile.in: Update dependencies.
4357 2012-01-13 Richard Guenther <rguenther@suse.de>
4360 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4361 variable-sized result always use RSO.
4363 2012-01-12 DJ Delorie <dj@redhat.com>
4365 * cfgexpand.c (convert_debug_memory_address): Allow any valid
4366 pointer type, not just the default pointer type.
4368 2012-01-09 Richard Henderson <rth@redhat.com>
4369 Denis Chertykov <chertykov@gmail.com>
4372 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4373 * config/avr/avr.c (avr_can_eliminate): Simplify.
4374 (avr_initial_elimination_offset): Likewise.
4375 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4376 (expand_epilogue): Likewise.
4377 (avr_legitimize_address): Gut.
4378 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4379 (avr_hard_regno_nregs): New.
4380 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4381 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4382 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4383 add soft frame pointer.
4384 (CALL_USED_REGISTERS): Likewise.
4385 (REG_CLASS_CONTENTS): Likewise.
4386 (REGISTER_NAMES): Likewise.
4387 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4388 (HARD_FRAME_POINTER_REGNUM): New.
4389 (FRAME_POINTER_REGNUM): Use soft frame pointer.
4390 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4391 remove the HARD_FRAME_POINTER self-elimination.
4393 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
4396 * config/avr/avr.c (avr_encode_section_info): Test for absence of
4397 DECL_EXTERNAL when checking for initializers of progmem variables.
4399 2012-01-12 Ira Rosen <irar@il.ibm.com>
4401 PR tree-optimization/51799
4402 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4403 that the last operation is a type demotion.
4405 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
4407 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4408 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4410 2012-01-11 Jakub Jelinek <jakub@redhat.com>
4413 * combine.c (distribute_notes): If i3 is a noreturn call,
4414 allow old_size to be equal to args_size and make sure the
4415 noreturn call gets REG_ARGS_SIZE note.
4416 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4417 on noreturn calls even when the delta is 0.
4419 2012-01-11 Nathan Sidwell <nathan@acm.org>
4421 * gcov.c (STRING_SIZE): Remove.
4422 (generate_results): Erase annotations for source files with no
4423 coverage information.
4425 (output_lines): Use it.
4427 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4429 * gimple.h (gimplify_body): Remove first argument.
4430 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
4431 pointer set here, instead just pass DATA to walk_tree.
4432 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
4433 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4434 (unvisit_body): Likewise, but with unmark_visited.
4435 (gimplify_body): Remove BODY_P argument and adjust.
4436 (gimplify_function_tree): Adjust call to gimplify_body.
4437 * omp-low.c (finalize_task_copyfn): Likewise.
4439 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
4441 * tree.h (build_function_decl_skip_args): Add boolean parameter.
4442 (build_function_type_skip_args): Delete.
4443 * tree.c (build_function_type_skip_args): Make static and add
4444 SKIP_RETURN parameter. Fix thinko in the handling of variants.
4445 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4446 pass it to build_function_type_skip_args.
4447 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4448 (tree_function_versioning): Likewise.
4449 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4450 build_function_decl_skip_args.
4451 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4452 and pass it to build_function_decl_skip_args/tree_function_versioning.
4453 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
4454 * ipa-inline-transform.c (save_inline_function_body): Likewise.
4455 * trans-mem.c (ipa_tm_create_version): Likewise.
4456 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
4457 * tree-inline.c (declare_return_variable): Remove always-true test.
4458 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
4459 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
4460 * ipa-split.c (split_function): Skip the return value for the split
4461 part if it doesn't return.
4463 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4465 PR tree-optimization/49642
4466 * ipa-split.c (forbidden_dominators): New variable.
4467 (check_forbidden_calls): New function.
4468 (dominated_by_forbidden): Likewise.
4469 (consider_split): Check for forbidden dominators.
4470 (execute_split_functions): Initialize and free forbidden
4471 dominators info; call check_forbidden_calls.
4473 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4475 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
4477 2012-01-11 Nick Clifton <nickc@redhat.com>
4479 * config/rx/rx.md (return): Define pattern.
4481 2012-01-11 Richard Guenther <rguenther@suse.de>
4483 * doc/extend.texi (malloc attribute): Adjust according to
4486 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
4487 Patrick Marlier <patrick.marlier@gmail.com>
4490 * trans-mem.c (get_cg_data): Traverse aliases if requested.
4491 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
4492 (ipa_tm_note_irrevocable): Same.
4493 (ipa_tm_scan_irr_block): Same.
4494 (ipa_tm_decrement_clone_counts): Same.
4495 (ipa_tm_scan_irr_function): Same.
4496 (ipa_tm_create_version_alias): Same.
4497 (ipa_tm_create_version): Same.
4498 (ipa_tm_transform_calls_redirect): Same.
4499 (ipa_tm_transform_calls): Same.
4500 (ipa_tm_transform_transaction): Same.
4501 (ipa_tm_execute): Same.
4503 2012-01-10 Richard Guenther <rguenther@suse.de>
4506 * opts.c (common_handle_option): Handle -Werror.
4508 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
4510 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
4513 2012-01-10 Jason Merrill <jason@redhat.com>
4515 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
4518 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4520 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
4521 supports R_386_TLS_GD_PLT reloc.
4522 (gcc_cv_as_ix86_tlsldmplt): Check if linker
4523 supports R_386_TLS_LDM_PLT reloc.
4524 * configure: Regenerate.
4525 * config.in: Regenerate.
4527 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
4530 Extend __pgmx semantics to linearize memory.
4531 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
4532 determine if code comes inline or from libgcc.
4533 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
4534 (movmem_qi, movmem_qi): Set constraint #2 to "n".
4535 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
4536 (movmemx_qi, movmemx_hi): New insns.
4537 (xload_<mode>_libgcc): Rewrite to new insn condition.
4538 (xload_<mode>): Remove insns.
4539 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
4540 cases that don't satisfy avr_xload_libgcc_p().
4541 (avr_addr_space_convert): Allow converting in any direction.
4542 (avr_addr_space_subset_p): Return always true.
4543 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
4544 (avr_emit_movmemhi): Ditto.
4545 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
4546 (avr_out_movmem): Ditto.
4547 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
4548 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
4549 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
4550 (avr_encode_section_info): Encode 'progmem' in symbol flags.
4551 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
4553 2012-01-10 Richard Guenther <rguenther@suse.de>
4555 PR tree-optimization/50913
4556 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
4557 Require data-refs to be representable by Graphite with respect
4560 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
4562 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
4563 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
4565 2012-01-10 Tom de Vries <tom@codesourcery.com>
4567 PR rtl-optimization/51271
4568 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
4569 handling annulled branch.
4571 2012-01-10 Richard Henderson <rth@redhat.com>
4573 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
4574 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
4575 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
4576 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
4577 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
4578 arm_expand_vec_perm_const): New.
4579 * config/arm/arm-protos.h: Update.
4580 * config/arm/neon.md (UNSPEC_VCONCAT): New.
4581 (*neon_vswp<VDQX>): New.
4582 (neon_vcombine<VDX>): Use neon_split_vcombine.
4583 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
4584 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
4585 (vec_perm<VE>): New.
4587 2012-01-10 Richard Henderson <rth@redhat.com>
4589 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
4590 use it if reload_completed.
4591 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
4592 arm_output_asm_insn, arm_process_output_memory_barrier,
4593 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
4594 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
4595 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
4596 arm_process_output_sync_insn, arm_output_sync_insn,
4597 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
4598 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
4599 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
4600 (emit_unlikely_jump): New.
4601 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
4602 (arm_split_atomic_op): New.
4603 * config/arm/arm-protos.h: Update.
4604 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
4605 (struct arm_sync_generator): Remove.
4606 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
4607 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
4608 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
4609 (VUNSPEC_LL, VUNSPEC_SC): New.
4610 (sync_result, sync_memory, sync_required_value, sync_new_value,
4611 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
4612 (attr length): Don't use arm_sync_loop_insns.
4613 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
4614 (movsfcc, movdfcc): Likewise.
4615 * config/arm/constraints.md (Ua): New.
4616 * config/arm/prediates.md (mem_noofs_operand): New.
4617 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
4618 (sync_clobber, sync_t2_reqd): Remove.
4619 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
4620 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
4621 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
4622 (arm_sync_compare_and_swap<SIDI>): Remove.
4623 (arm_sync_compare_and_swap<NARROW>): Remove.
4624 (arm_sync_lock_test_and_set<SIDI>): Remove.
4625 (arm_sync_lock_test_and_set<NARROW>): Remove.
4626 (arm_sync_new_<syncop><SIDI>): Remove.
4627 (arm_sync_new_<syncop><NARROW>): Remove.
4628 (arm_sync_new_nand<SIDI>): Remove.
4629 (arm_sync_new_nand<NARROW>): Remove.
4630 (arm_sync_old_<syncop><SIDI>): Remove.
4631 (arm_sync_old_<syncop><NARROW>): Remove.
4632 (arm_sync_old_nand<SIDI>): Remove.
4633 (arm_sync_old_nand<NARROW>): Remove.
4634 (*memory_barrier): Merge arm_output_memory_barrier.
4635 (atomic_compare_and_swap<QHSD>): New.
4636 (atomic_compare_and_swap<NARROW>_1): New.
4637 (atomic_compare_and_swap<SIDI>_1): New.
4638 (atomic_exchange<QHSD>): New.
4639 (cas_cmp_operand, cas_cmp_str): New.
4640 (atomic_op_operand, atomic_op_str): New.
4641 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
4642 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
4643 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
4644 (arm_load_exclusive<NARROW>): New.
4645 (arm_load_exclusivesi, arm_load_exclusivedi): New.
4646 (arm_store_exclusive<QHSD>): New.
4648 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4650 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
4651 reload patterns if -mvsx-scalar-memory.
4653 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
4654 generated, even -mno-vsx-scalar-double was used.
4655 (vsx_xscvdpsp_scalar): Likewise.
4656 (vsx_xscvspdp_scalar2): Likewise.
4658 2012-01-09 Tom de Vries <tom@codesourcery.com>
4659 Andrew Pinski <apinski@cavium.com>
4662 * reorg.c (fill_slots_from_thread): Don't speculate
4663 frame-related insns.
4665 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
4667 * sched-int.h (bb_note): Move to...
4668 * basic-block.h: ...here.
4669 * haifa-sched.c (bb_note): Move to...
4670 * cfgrtl.c: ...here.
4671 * function.c (next_block_for_reg): New function.
4672 (move_insn_for_shrink_wrap): Likewise.
4673 (prepare_shrink_wrap): Rewrite to use the above.
4675 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
4677 * gimple.c (is_gimple_non_addressable): Remove.
4678 * gimple.h: Remove is_gimple_non_addressable.
4679 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
4680 is_gimple_non_addressable.
4681 * trans-mem.c (expand_assign_tm): Same.
4683 2012-01-09 Richard Guenther <rguenther@suse.de>
4685 PR tree-optimization/51775
4686 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
4687 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
4689 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4691 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4693 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4695 2012-01-09 Richard Guenther <rguenther@suse.de>
4697 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
4699 2012-01-08 Jan Hubicka <jh@suse.cz>
4701 PR tree-optimize/51680
4702 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
4703 on when known_vals needs to be computed; cleanup.
4705 2012-01-08 Jan Hubicka <jh@suse.cz>
4707 PR tree-optimize/51694
4708 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
4710 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
4712 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
4713 for -std=c++98 and -std=c++11 too.
4715 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
4717 * cfgloop.c (cancel_loop): Add free() of bbs array.
4719 2012-01-07 Jan Hubicka <jh@suse.cz>
4721 PR tree-optimization/51600
4722 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
4723 that benefits small functions.
4725 2012-01-07 Jan Hubicka <jh@suse.cz>
4727 * ipa-inline.c (want_inline_small_function_p): Fix formating.
4729 2012-01-07 Jan Hubicka <jh@suse.cz>
4731 PR tree-optimization/51680
4732 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
4733 whose inlining reduce unit size.
4735 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
4738 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
4739 Add canonical node to containing_mem chain after the non-canonical
4740 one, even if there weren't any locs to propagate.
4741 (remove_useless_values): Keep only canonical values.
4742 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
4743 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
4744 canonicalize mem_chain elements that are not discarded.
4746 2012-01-06 Jakub Jelinek <jakub@redhat.com>
4749 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
4750 before emitting functions.
4752 PR gcov-profile/50127
4753 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
4754 clear_aux_for_blocks.
4756 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
4759 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
4761 2012-01-06 Arnaud Charlet <charlet@adacore.com>
4763 * c-decl.c (ext_block): Moved up.
4764 (collect_all_refs, for_each_global_decl): Take ext_block into account.
4766 2012-01-06 Han Shen <shenhan@google.com>
4768 Translate built-in include paths for sysroot.
4769 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
4770 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
4772 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
4773 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
4775 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
4776 control whether sysroot should be prepended to gxx include dir.
4778 * configure: Regenerate.
4780 2012-01-06 Torvald Riegel <triegel@redhat.com>
4782 PR rtl-optimization/51771
4783 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
4784 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
4786 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4788 PR tree-optimization/51315
4789 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
4790 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
4792 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
4795 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
4796 for shrp pattern. Correctly handle and fixup shift variable.
4797 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
4799 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4802 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
4803 note when !ACCUMULATE_OUTGOING_ARGS.
4805 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
4807 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
4809 (extract_range_from_unary_expr_1): Avoid useless computations.
4811 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4813 PR rtl-optimization/51767
4814 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
4815 of jump_block and add an extra edge for degenerated asm gotos.
4818 * stmt.c (check_unique_operand_names): Don't ICE during error
4819 reporting if i is from labels chain.
4822 * profile.c (branch_prob): Split bbs that have exit edge
4823 and need a fake entry edge too.
4825 2012-01-05 Jan Hubicka <jh@suse.cz>
4828 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
4831 2012-01-05 Richard Guenther <rguenther@suse.de>
4834 * tree-streamer-out.c (write_ts_optimization): New function.
4835 (streamer_write_tree_body): Call it.
4836 * tree-streamer-in.c (lto_input_ts_optimization): New function.
4837 (streamer_read_tree_body): Call it.
4838 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
4840 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4843 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
4844 * gimplify.c (gimplify_cleanup_point_expr): Save and set
4845 in_cleanup_point_expr before gimplify_stmt call and restore it
4847 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
4848 in_cleanup_point_expr is false.
4850 2012-01-05 Richard Guenther <rguenther@suse.de>
4853 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
4855 * toplev.c (process_options): Reject combining mudflap and LTO.
4856 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
4858 2012-01-05 Richard Guenther <rguenther@suse.de>
4860 PR tree-optimization/51760
4861 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
4863 (bit_value_unop): Handle UNDEFINED operands.
4864 (bit_value_binop): Likewise.
4866 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
4868 * config/avr/avr.c (avr_replace_prefix): Remove.
4869 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
4870 (avr_asm_function_rodata_section): Ditto.
4871 (avr_asm_select_section): Ditto.
4873 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
4875 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
4878 2012-01-05 Jakub Jelinek <jakub@redhat.com>
4881 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
4882 calls that have any non-fake successor edges.
4885 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
4887 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
4889 PR tree-optimization/51624
4890 * tree-sra.c (build_ref_for_model): When replicating a chain of
4891 COMPONENT_REFs, stop as soon as the offset would become negative.
4893 2012-01-04 Jakub Jelinek <jakub@redhat.com>
4896 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
4897 in .debug_loc on the floor.
4899 2012-01-04 Andrew Pinski <apinski@cavium.com>
4901 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
4903 2012-01-04 Andrew Pinski <apinski@cavium.com>
4904 Adam Nemet <anemet@caviumnetworks.com>
4906 * config/mips/mips.md (size): Add SI and DI.
4907 (SIZE): New mode attribute.
4908 (U): New code attribute.
4909 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
4910 (mips_lbux_<mode>): Delete.
4911 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
4912 (mips_lhx): Use gen_mips_lhx_extsi.
4913 (mips_lhx_<mode>): Delete.
4915 (mips_l<size>x): New expand.
4916 (mips_lwx_<mode>): Delete.
4917 (mips_l<GPR:size>x_<P:mode>): New pattern.
4918 (*mips_lw<u>x_<P:mode>_ext): Likewise.
4919 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
4920 * config/mips/mips.c (mips_lx_address_p): New function.
4921 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
4922 (dsp64): New availability predicate.
4923 (mips_builtins): Add an entry for __builtin_mips_ldx.
4924 * config/mips/mips.h (ISA_HAS_LBX): New define.
4925 (ISA_HAS_LBUX): Likewise.
4926 (ISA_HAS_LHX): Likewise.
4927 (ISA_HAS_LHUX): Likewise.
4928 (ISA_HAS_LWX): Likewise.
4929 (ISA_HAS_LWUX): Likewise.
4930 (ISA_HAS_LDX): Likewise.
4931 * doc/extend.texi (__builtin_mips_ldx): Document.
4933 2012-01-04 Tristan Gingold <gingold@adacore.com>
4935 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
4936 when long pointers are used.
4937 * config.build (*-*-*vms*): Handle all OpenVMS targets.
4938 (alpha64-dec-*vms*, alpha*-dec-*vms*)
4939 (ia64-hp-*vms*): Remove.
4940 * config/vms/xm-vms64.h: Delete.
4942 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4945 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
4947 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4949 * opts.c (finish_options): Remove duplicate sorry.
4951 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
4954 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
4957 2012-01-04 Richard Guenther <rguenther@suse.de>
4960 * tree.c (size_low_cst): New function.
4961 * tree.h (size_low_cst): Declare.
4962 * fold-const.c (fold_comparison): Use it to extract the low
4963 part of the POINTER_PLUS_EXPR offset.
4965 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
4967 Fix clearing ZERO_REG
4968 * config/avr/avr.md (cc): Add alternative "ldi".
4969 (movqi_insn): Use it in cc attribute.
4970 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
4971 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
4972 (output_reload_insisf): Use ZERO_REG to pre-clear register.
4974 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4976 * configure: Regenerate.
4978 2012-01-04 Richard Guenther <rguenther@suse.de>
4980 PR tree-optimization/49651
4981 * tree-ssa-structalias.c (type_can_have_subvars): New function.
4982 (var_can_have_subvars): Use it.
4983 (get_constraint_for_1): Only consider subfields if there can be any.
4985 2012-01-03 Jakub Jelinek <jakub@redhat.com>
4988 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
4989 to its new canonical_cselib_val and the cselib_val was in
4990 first_containing_mem chain, but the canonical_cselib_val was not,
4991 add the latter into the chain.
4992 (cselib_invalidate_mem): Compare canonical_cselib_val of
4993 addr_list chain elt with v.
4996 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
4997 dwarf2out_undef): Allocate e.info using ggc_strdup instead
4999 (output_macinfo_op): Don't ggc_strdup fd->filename.
5000 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
5001 then ggc_strdup it. Don't free inc->info or cur->info.
5002 (output_macinfo): Don't free ref->info or file->info.
5004 2012-01-03 Ira Rosen <irar@il.ibm.com>
5006 PR tree-optimization/51269
5007 * tree-vect-loop-manip.c (set_prologue_iterations): Make
5008 first_niters a pointer.
5009 (slpeel_tree_peel_loop_to_edge): Likewise.
5010 (vect_do_peeling_for_loop_bound): Update call to
5011 slpeel_tree_peel_loop_to_edge.
5012 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
5013 here. Remove it from the parameters list.
5014 (vect_do_peeling_for_alignment): Update calls and compute
5017 2012-01-03 Richard Guenther <rguenther@suse.de>
5019 PR tree-optimization/51070
5020 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
5021 Properly handle calls.
5023 2012-01-03 Richard Guenther <rguenther@suse.de>
5025 PR tree-optimization/51692
5026 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
5027 the LHS of allocation stmts.
5029 2012-01-03 Olivier Hainque <hainque@adacore.com>
5031 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
5033 2012-01-03 Olivier Hainque <hainque@adacore.com>
5035 * collect2.c (main): In AIX specific computations for vector
5036 insertions, use CONST_CAST2 to cast from char ** to const char **.
5038 2012-01-03 Richard Guenther <rguenther@suse.de>
5041 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
5042 the context of a limbo DIE when it does not already exist.
5044 2012-01-03 Jakub Jelinek <jakub@redhat.com>
5046 PR tree-optimization/51719
5047 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
5048 but direct call is, clear direct call's lhs and don't add fallthrough
5049 edge from dcall_bb to join_bb and PHIs.
5051 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5053 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
5054 the instructions emitted by the pattern.
5055 ("*TDC_insn_<mode>"): Add comment.
5057 2012-01-03 Richard Guenther <rguenther@suse.de>
5060 * fold-const.c (fold_comparison): Properly canonicalize
5061 tree offset and HOST_WIDE_INT bit position.
5063 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
5065 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
5066 operands for extzv pattern.
5068 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5071 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
5074 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
5076 * doc/invoke.texi (-flto and related options): Copy-edit.
5078 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5080 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
5082 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5084 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
5087 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5089 * expr.h (move_by_pieces_ninsns): Declare.
5090 * expr.c (move_by_pieces_ninsns): Make external.
5091 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
5092 (mips_store_by_pieces_p): Likewise.
5093 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
5094 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
5095 * config/mips/mips.c (mips_move_by_pieces_p): New function.
5096 (mips_store_by_pieces_p): Likewise.
5098 2012-01-02 Jakub Jelinek <jakub@redhat.com>
5100 * passes.c (register_one_dump_file): Free full_name.
5102 * reload1.c (reload): Don't allocate reg_max_ref_width here.
5103 (calculate_elim_costs_all_insns): Free offsets_at and
5104 offsets_known_at at the end and clear the pointers.
5106 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5108 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
5109 this option introduced in r180739.
5111 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5114 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
5115 (tmake_file target=avr): Add avr/t-multilib.
5117 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
5118 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
5119 * config/avr/genmultilib.awk: New file.
5120 * config/avr/t-multilib: New auto-generated file.
5121 * config/avr/multilib.h: New auto-generated file.
5122 * config/avr/t-avr (AVR_MCUS): New variable.
5123 (genopt.sh): Use it.
5124 (s-mlib): Depend on t-multilib.
5125 (t-multilib, multilib.h): New dependencies.
5126 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
5127 (MULTILIB_OPTIONS): Remove.
5128 (MULTILIB_MATCHES): Remove.
5129 (MULTILIB_DIRNAMES): Remove.
5130 (MULTILIB_EXCEPTIONS): Remove:
5131 * config/avr/genopt.sh: Don't use hard coded file name;
5132 pass AVR_MCUS from t-avr instead.
5134 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5136 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
5138 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
5140 Implement light-weight DImode support.
5141 * config/avr/avr-dimode.md: New file.
5142 * config/avr/avr.md: Include it.
5143 (adjust_len): Add plus64, compare64.
5144 (HIDI): Remove code iterator.
5145 (code_stdname): New code attribute.
5146 (rotx, rotsmode): Remove DI.
5147 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
5149 * config/avr/avr-protos.h (avr_have_dimode): New.
5150 (avr_out_plus64, avr_out_compare64): New.
5151 * config/avr/avr.c (avr_out_compare): Handle DImode.
5152 (avr_have_dimode): New variable definition and initialization.
5153 (avr_out_compare64, avr_out_plus64): New functions.
5154 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
5155 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
5156 (avr_compare_pattern): Skip DImode comparisons.
5158 2012-01-02 Revital Eres <revital.eres@linaro.org>
5160 * ddg.c (def_has_ccmode_p): New function.
5161 (add_cross_iteration_register_deps,
5162 create_ddg_dep_from_intra_loop_link): Call it.
5164 2012-01-02 Richard Guenther <rguenther@suse.de>
5167 * invoke.texi (fassociative-math): Remove spurious paranthesis.
5169 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5171 * gcc.c (process_command): Update copyright notice dates.
5172 * gcov.c (print_version): Likewise.
5173 * gcov-dump.c (print_version): Likewise.
5174 * mips-tfile.c (main): Likewise.
5175 * mips-tdump.c (main): Likewise.
5177 2012-01-01 Ira Rosen <irar@il.ibm.com>
5179 PR tree-optimization/51704
5180 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
5181 a use is inside the basic block or loop before accessing its vect info.
5183 2012-01-01 Jan Hubicka <jhjh@suse.cz>
5185 PR rtl-optimization/51069
5186 * cfgloopmanip.c (remove_path): Removing path making irreducible
5187 region unconditional makes BB part of the region.
5189 2012-01-01 Jakub Jelinek <jakub@redhat.com>
5191 PR tree-optimization/51683
5192 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
5193 calls with side-effects.
5194 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
5196 Copyright (C) 2012 Free Software Foundation, Inc.
5198 Copying and distribution of this file, with or without modification,
5199 are permitted in any medium without royalty provided the copyright
5200 notice and this notice are preserved.